CN210026630U - Sheet silk screen printing machine and fine adjustment mechanism around half tone - Google Patents
Sheet silk screen printing machine and fine adjustment mechanism around half tone Download PDFInfo
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- CN210026630U CN210026630U CN201920694725.3U CN201920694725U CN210026630U CN 210026630 U CN210026630 U CN 210026630U CN 201920694725 U CN201920694725 U CN 201920694725U CN 210026630 U CN210026630 U CN 210026630U
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- guide rail
- positioning
- fine adjustment
- screen
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- 238000007650 screen-printing Methods 0.000 title claims abstract description 28
- 238000007639 printing Methods 0.000 claims abstract description 40
- 238000007599 discharging Methods 0.000 description 19
- 239000000463 material Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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Abstract
The utility model relates to a sheet screen printing machine and a screen front and back fine adjustment mechanism, wherein the screen front and back fine adjustment mechanism comprises a first guide rail and a second guide rail which extend along the front and back direction, the first guide rail and the second guide rail are in sliding fit through a dovetail groove, and the first guide rail is provided with a connecting block which is used for being fixedly connected with a supporting arm on a printing host; a screen clamp is fixed on one side of the second guide rail, back to the first guide rail, a fine adjustment mounting block is arranged at the front part of the screen clamp, an adjusting screw rod is arranged on the fine adjustment mounting block, the axis direction of the adjusting screw rod is along the front-back direction, and one end of the adjusting screw rod is spirally assembled on the first guide rail. Through setting up this fine tuning around, can adjust the position of half tone above the objective table.
Description
Technical Field
The utility model relates to a silk screen printing machine technical field, concretely relates to fine-tuning around sheet silk screen printing machine and screen version.
Background
The utility model discloses a full-automatic sheet silk screen printing machine that utility model patent of grant publication number CN206968171U, this silk screen printing machine include lift seat, manipulator, automatic feeding device, girder, straight guide rail and locating plate. The automatic feeding device comprises a lifting seat and is used for stacking products and pushing the products upwards. The mechanical arm is provided with a sucker for grabbing the product. The working principle is as follows: the products are stacked on the lifting seat and controlled to lift through the motor. The sucking disc of manipulator takes up the product and sends to dust collector department, then carries to the conveyer belt, carries the product to table surface through the conveyer belt. The crossbeam is driven to move to a working position through the lifting motor, and finally the ink scraping knife and the ink returning knife are controlled to move through the lifting cylinder on the printing head to print. And (5) after printing is finished, outputting the product through a conveying belt.
If the utility model discloses a silk screen printing machine of utility model patent of grant publication No. CN208197800U again, this silk screen printing machine includes objective table, locating component and printing subassembly, and locating component sets up on the objective table to prescribe a limit to the position of stock on the objective table. The construction of printed components and the printing principles are well established techniques. Although the positioning component is arranged, the accuracy of the printing position can be improved to a certain extent. However, since the positioning assembly is always on the stage, there is a certain influence on the loading and unloading, and the operation is not very convenient.
The screen printing machines disclosed in the above two patents have the position of the screen printing plate not convenient for fine adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fine setting mechanism around the half tone that sheet silk screen printing machine used to the convenience is to fine setting around the half tone position. And simultaneously, the utility model also provides a sheet silk screen printing machine of fine-tuning around using this half tone.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the screen plate front and back fine adjustment mechanism comprises a first guide rail and a second guide rail which extend along the front and back direction, the first guide rail and the second guide rail are in sliding fit through a dovetail groove, and a connecting block which is fixedly connected with a supporting arm on a printing host machine is arranged on the first guide rail;
a screen clamp is fixed on one side of the second guide rail, which is back to the first guide rail, a fine adjustment mounting block is arranged at the front part of the screen clamp, an adjusting screw rod is arranged on the fine adjustment mounting block, the axis direction of the adjusting screw rod is along the front-back direction, and one end of the adjusting screw rod is spirally assembled on the first guide rail;
the front end of the adjusting screw rod extending out of the fine adjustment mounting block is provided with a handle.
Furthermore, the handle is a scale handle, and the handle is provided with a circle of scales.
Furthermore, the connecting block is arranged on one side surface of the first guide rail, which is back to the second guide rail, and is provided with an upper and lower through mounting hole and a first fastening bolt hole which is arranged on the side surface of the connecting block and is communicated with the mounting hole.
Furthermore, the screen plate clamp is a U-shaped plate arranged on the side, and second fastening bolt holes are formed in two side plates of the screen plate clamp.
The utility model discloses sheet silk screen printing machine's technical scheme:
the sheet silk screen printing machine comprises a printing host machine and a carrying platform, wherein the printing host machine comprises a supporting arm for supporting a printing screen plate, the supporting arm is connected with a screen plate front and back fine adjustment mechanism, the screen plate front and back fine adjustment mechanism comprises a first guide rail and a second guide rail which extend along the front and back direction, the first guide rail and the second guide rail are in sliding fit through a dovetail groove, and a connecting block for fixedly connecting with the supporting arm is arranged on the first guide rail;
a screen clamp is fixed on one side of the second guide rail, which is back to the first guide rail, a fine adjustment mounting block is arranged at the front part of the screen clamp, an adjusting screw rod is arranged on the fine adjustment mounting block, the axis direction of the adjusting screw rod is along the front-back direction, and one end of the adjusting screw rod is spirally assembled on the first guide rail;
the front end of the adjusting screw rod extending out of the fine adjustment mounting block is provided with a handle.
Furthermore, the connecting block is arranged on one side surface of the first guide rail, which is back to the second guide rail, and is provided with an upper and lower through mounting hole and a first fastening bolt hole which is arranged on the side surface of the connecting block and is communicated with the mounting hole.
Furthermore, the connecting block is arranged on one side surface of the first guide rail, which is back to the second guide rail, and is provided with an upper and lower through mounting hole and a first fastening bolt hole which is arranged on the side surface of the connecting block and is communicated with the mounting hole.
Furthermore, the screen plate clamp is a U-shaped plate arranged on the side, and second fastening bolt holes are formed in two side plates of the screen plate clamp.
Furthermore, a first positioning assembly and a second positioning assembly are respectively arranged on two adjacent sides of the loading platform;
the first positioning assembly comprises a first positioning cylinder and a first positioning thimble driven by the first positioning cylinder, the second positioning assembly comprises a second positioning cylinder and a second positioning thimble driven by the second positioning cylinder, a perforation for the first positioning thimble and the second positioning thimble to pass through is arranged on the object carrying platform, and the first positioning cylinder and the second positioning cylinder are positioned below the object carrying platform; the first positioning thimble and the second positioning thimble are both provided with an initial position and an ejection position and are positioned at the ejection position, and the first positioning thimble and the second positioning thimble are positioned aiming at two adjacent side edges of the placed sheet; at the initial position, the upper ends of the first positioning thimble and the second positioning thimble return to the through hole; the through hole corresponding to the first positioning thimble is marked as a first through hole, and the first through hole is a chute which is communicated up and down; the first positioning cylinder is arranged on an inclined push plate, the inclined push plate is connected with an inclined push plate driving mechanism, and the movement direction of the inclined push plate is consistent with the inclination direction of the inclined groove.
The utility model has the advantages that: the utility model discloses sheet silk screen printing machine for be equipped with fine-tuning around the half tone on a pair of support arm of support half tone, the rotation regulation lead screw can be so that fine-tuning's around the half tone first guide rail and second guide rail relative slip, and then drives the half tone clamp that sets up on the second guide rail and remove at the fore-and-aft direction, realizes the position fine setting of half tone in the fore-and-aft direction.
Furthermore, set up locating component on objective platform, can fix a position the sheet of placing on objective platform, guarantee each sheet position before the printing at every turn unanimous, and then improve the printing precision.
Drawings
Fig. 1 is a schematic structural diagram of a sheet screen printing machine of the present invention;
FIG. 2 is a schematic view of the printing platform of FIG. 1 (with the stage removed);
FIG. 3 is a schematic view of the front and rear fine adjustment mechanism of the stencil of FIG. 2;
fig. 4 is a schematic perspective view of the carrier platform;
fig. 5 is a schematic perspective view (from bottom to top) of the carrier platform at another angle;
fig. 6 is a schematic diagram of the process of positioning the sheet material by the positioning assembly on the carrier platform.
Names corresponding to the marks in the figure: 4. the automatic feeding device comprises a sheet, 5, a printing platform, 6, a printing host, 61, a cross beam, 62, a printing head, 63, an L-shaped supporting arm, 64, a main guide rail, 7, an object carrying platform, 70, a slant push plate, 71, a second perforation, 710, a second positioning thimble, 72, a discharging thimble hole, 73, a sensor mounting hole, 74, a first perforation, 740, a first positioning thimble, 75, a first positioning cylinder, 76, a second positioning cylinder, 77, a stepping motor, 78, a lead screw, 79 and a nut seat, 8, a screen front and back fine adjustment mechanism, 81, a first guide rail, 82, a second guide rail, 83, a screen clamp, 84, an adjusting lead screw, 85, a fine adjustment mounting block, 86, a scale handle, 87, a connecting block, 871, a mounting hole, 872, a first fastening bolt hole, 88, a second fastening bolt hole, 9, a blanking device, 91, a conveying belt, 92 and a material taking manipulator.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
The embodiment of the utility model provides a:
as shown in fig. 1-6, the sheet screen printing machine includes a printing platform 5 and a blanking device 9 arranged from left to right.
The utility model discloses the optimal design has been done to the mounting structure of half tone for the half tone can finely tune around. As shown in fig. 2 and 3, a pair of screen mounting frames are provided on a cross beam 61 of the printer frame, and each screen mounting frame includes an L-shaped support arm 63, a screen clamp 83, and a screen front-rear fine adjustment mechanism 8.
The screen front-rear fine adjustment mechanism 8 includes a first guide rail 81 and a second guide rail 82 extending in the front-rear direction, and the first guide rail 81 and the second guide rail 82 are slidably fitted via a dovetail groove. The first guide rail 81 is fixedly connected to the L-shaped support arm 63, and the screen clamp 83 is attached to the second guide rail 82 on the side facing away from the first guide rail 81.
The first guide rail 81 is provided with a connecting block 87 for fixedly connecting with the L-shaped supporting arm 63 on the printing host. The connecting block 87 is disposed on a side surface of the first rail 81 facing away from the second rail 82, and the connecting block 87 is provided with a mounting hole 871 penetrating vertically and a first fastening bolt hole 872 communicating with the mounting hole 871 and disposed on the side surface of the connecting block. The connecting rod is fixed to the L-shaped support arm 63 by being inserted into the mounting hole 871, and is fastened and fixed to the connecting rod by being inserted through the first fastening bolt hole 872 by a fastening bolt or a screw.
The screen clamps 83 are U-shaped plates, and two screen clamps 83 with opposite notches are used for clamping a screen, which is not shown in the figure. Second fastening bolt holes 88 are formed in two side plates of the screen clamp 83, and the screen is fixed through bolts.
The front part of the stencil holder 83 is provided with a fine adjustment mounting block 85, the fine adjustment mounting block 85 is provided with an adjusting screw 84, the axis direction of the adjusting screw 84 is along the front-back direction, and one end of the adjusting screw 84 is spirally assembled on the first guide rail 81. The front end of the adjusting screw 84 is provided with a scale handle 86, and a circle of scales are arranged on the scale handle 86 for adjustment reference. When required, the scale handle 86 is operated clockwise or anticlockwise, so that the second guide rail 82 can be driven to slide in the front-back direction relative to the first guide rail 81, the front-back position of the screen printing plate is adjusted, and fine adjustment is realized, so that the printing precision is ensured.
As shown in fig. 4, 5 and 6, the present invention further improves the loading platform 7, and the adjacent two sides of the loading platform 7 are respectively provided with a first positioning assembly and a second positioning assembly; the first positioning assembly includes a first positioning cylinder 75, and a first positioning pin 740 driven by the first positioning cylinder 75, the first positioning pin 740 being as shown in fig. 6. The second positioning assembly comprises a second positioning cylinder 76 and a second positioning thimble 710 driven by the second positioning cylinder 76. The second positioning pin 740 is shown in fig. 6. The loading platform 7 is provided with a through hole for the first positioning thimble 740 and the second positioning thimble 710 to pass through, and the first positioning cylinder 75 and the second positioning cylinder 76 are located below the loading platform 7.
The first positioning thimble 740 and the second positioning thimble 710 both have an initial position and an ejection position, and are located at the ejection position, and the first positioning thimble 740 and the second positioning thimble 710 position two adjacent sides of the placed sheet; in the initial position, the upper ends of the first positioning pin 740 and the second positioning pin 710 are retracted into the through hole.
The through holes corresponding to the first positioning pins 740 are denoted as first through holes 74, 5 first through holes 74 are arranged side by side, and the first through holes 74 are inclined slots penetrating vertically. The through hole corresponding to the second positioning thimble 710 is denoted as a second through hole 71, the second through hole 71 is disposed on a side of the loading platform 7 close to the blanking device 9, and the first through hole 74 is inclined toward the second through hole 71. The second perforations 71 are arranged in an L-shape with respect to the line of distribution of the first perforations 74 to position the adjacent edges of the sheet.
As shown in fig. 5 and 6, the first positioning cylinders 75 are disposed on a slanted push plate 70, and there are 5 corresponding first positioning cylinders 75, only 4 of which are shown. The inclined push plate 70 is connected with an inclined push plate driving mechanism, and the moving direction of the inclined push plate 70 is consistent with the inclined direction of the inclined chute. The inclined plate driving mechanism comprises a stepping motor 77 and a lead screw 78 in transmission connection with the stepping motor 77, and the other end of the lead screw 78 is assembled with a nut seat 79 arranged on the inclined push plate 70. The stepping motor 77 drives the lead screw 78 to rotate, the lead screw 78 drives the nut seat 79, i.e., the inclined push plate, to move linearly, and finally drives the first positioning thimble 740 to move in the first through hole 74, i.e., the inclined groove. The elevation of the first positioning pin 740 is controlled by the first positioning cylinder 75.
A discharging thimble hole 72 is formed in one side, close to the discharging device 9, of the carrying platform 7, a discharging thimble is arranged below the carrying platform 7, the discharging thimble is driven by a discharging cylinder and moves up and down along the discharging thimble hole 72, and the discharging thimble has an initial position and a discharging position when being ejected upwards; the discharging thimble hole 72 and the second through hole 71 are arranged side by side, and the distance from the discharging thimble hole 72 to the blanking device 9 is larger than the distance from the second through hole 71 to the blanking device 9. When printing, the discharging thimble hole 72 is just shielded by the sheet, after printing is completed, the discharging thimble upwards can jack up the right part of the sheet, and the material taking manipulator 92 of the discharging device 9 is convenient to grab. The discharging thimbles can be two or three and are arranged at intervals in the front and the back. One second perforation 71 is provided in the present embodiment, but two perforations arranged at intervals may be provided.
As shown in fig. 1, the blanking device 9 includes a blanking frame and a conveying belt 91 disposed on the blanking frame and used for conveying printed sheets, a material taking manipulator 92 is disposed on the blanking frame, and the material taking manipulator 92 is used for grabbing the printed sheets onto the conveying belt 91. In this embodiment, the material grasping portion of the material taking manipulator 92 is of a nozzle type. The material taking manipulator is in the prior art, such as model QL1500A or QL1500B sold by Shenzhen Shanghai Shenshu Silk screen printing apparatus Limited.
The utility model discloses sheet silk screen printing machine's theory of operation:
the sheet to be printed is placed on the loading platform 7 manually or through an automatic feeding device, and then the sheet is positioned through a positioning assembly of the loading platform 7, specifically:
the first positioning pin 740 is located at an end of the first through hole 74 close to the front portion of the carrier platform 7 in advance, and the first pin and the second pin are located at the ejection position. The stepping motor 77 drives the inclined push plate 70 to drive the first positioning thimble 740 to move along the inclined direction of the first through hole 74, the first positioning thimble 740 contacts with the front side of the sheet 4 and pushes the sheet 4 to the right rear side (the first positioning thimble 740 generates a pushing component force to the sheet 4 to the right and the rear side), after the right side of the sheet 4 contacts with the second positioning thimble 710, the second positioning thimble 710 limits the right side of the sheet 4, and each first positioning thimble continues to push the sheet to a set position. When the sheet 4 reaches the set position, it is sensed by the position sensor attached to the sensor attachment hole 73. The position sensor (arranged at the sensor mounting hole 73 of the object platform 7) feeds back a signal of the material placement to the printer head to start printing. When printing is started, the first positioning pin 740 and the second positioning pin 710 descend to return to the initial position, so as to avoid affecting the operation of the screen printing plate.
After printing is completed, the discharging ejector pin is driven by the discharging air cylinder to be ejected upwards from the discharging ejector pin hole 72 so as to jack up part of the sheet, the sheet is away from the upper side surface of the carrying platform 7, the material taking manipulator 92 can stretch into the discharging ejector pin, and then the sheet is grabbed by the material taking manipulator 92. The material taking robot 92 moves straight to the right, places the printed sheet on the conveyor belt 91, and the material taking robot 92 then resets to prepare for gripping the next sheet.
The utility model discloses fine-tuning's around half tone embodiment:
the fine adjustment mechanism is the same as the fine adjustment mechanism in the embodiment of the sheet screen printing machine, and the detailed embodiment is not described in detail.
Claims (9)
1. Fine-tuning around half tone, its characterized in that: the printing machine comprises a first guide rail and a second guide rail which extend along the front-back direction, wherein the first guide rail and the second guide rail are in sliding fit through a dovetail groove, and a connecting block for fixedly connecting with a supporting arm on a printing host machine is arranged on the first guide rail;
a screen clamp is fixed on one side of the second guide rail, which is back to the first guide rail, a fine adjustment mounting block is arranged at the front part of the screen clamp, an adjusting screw rod is arranged on the fine adjustment mounting block, the axis direction of the adjusting screw rod is along the front-back direction, and one end of the adjusting screw rod is spirally assembled on the first guide rail;
the front end of the adjusting screw rod extending out of the fine adjustment mounting block is provided with a handle.
2. The fine adjustment mechanism of claim 1, characterized in that: the handle is a scale handle, and the handle is provided with a circle of scales.
3. The fine adjustment mechanism of claim 1, characterized in that: the connecting block is arranged on one side face, back to the second guide rail, of the first guide rail, and is provided with an upper through mounting hole and a lower through mounting hole and a first fastening bolt hole which is arranged on the side face of the connecting block and communicated with the mounting hole.
4. The fine adjustment mechanism of any one of claims 1 to 3, characterized in that: the screen plate clamp is a U-shaped plate arranged on the side, and second fastening bolt holes are formed in two side plates of the screen plate clamp.
5. Sheet silk screen printing machine, including printing host computer, cargo platform, the printing host computer is including the support arm that is used for supporting printing half tone, its characterized in that: the supporting arm is connected with a screen plate front and back fine adjustment mechanism, the screen plate front and back fine adjustment mechanism comprises a first guide rail and a second guide rail which extend along the front and back direction, the first guide rail and the second guide rail are in sliding fit through a dovetail groove, and a connecting block used for being fixedly connected with the supporting arm is arranged on the first guide rail;
a screen clamp is fixed on one side of the second guide rail, which is back to the first guide rail, a fine adjustment mounting block is arranged at the front part of the screen clamp, an adjusting screw rod is arranged on the fine adjustment mounting block, the axis direction of the adjusting screw rod is along the front-back direction, and one end of the adjusting screw rod is spirally assembled on the first guide rail;
the front end of the adjusting screw rod extending out of the fine adjustment mounting block is provided with a handle.
6. The sheet screen printing machine of claim 5, wherein: the connecting block is arranged on one side face, back to the second guide rail, of the first guide rail, and is provided with an upper through mounting hole and a lower through mounting hole and a first fastening bolt hole which is arranged on the side face of the connecting block and communicated with the mounting hole.
7. The sheet screen printing machine of claim 5, wherein: the connecting block is arranged on one side face, back to the second guide rail, of the first guide rail, and is provided with an upper through mounting hole and a lower through mounting hole and a first fastening bolt hole which is arranged on the side face of the connecting block and communicated with the mounting hole.
8. The sheet screen printing machine according to any one of claims 5 to 7, wherein: the screen plate clamp is a U-shaped plate arranged on the side, and second fastening bolt holes are formed in two side plates of the screen plate clamp.
9. The sheet screen printing machine of claim 5, wherein: a first positioning component and a second positioning component are respectively arranged on two adjacent sides of the loading platform;
the first positioning assembly comprises a first positioning cylinder and a first positioning thimble driven by the first positioning cylinder, the second positioning assembly comprises a second positioning cylinder and a second positioning thimble driven by the second positioning cylinder, a perforation for the first positioning thimble and the second positioning thimble to pass through is arranged on the object carrying platform, and the first positioning cylinder and the second positioning cylinder are positioned below the object carrying platform;
the first positioning thimble and the second positioning thimble are both provided with an initial position and an ejection position and are positioned at the ejection position, and the first positioning thimble and the second positioning thimble are positioned aiming at two adjacent side edges of the placed sheet; at the initial position, the upper ends of the first positioning thimble and the second positioning thimble return to the through hole;
the through hole corresponding to the first positioning thimble is marked as a first through hole, and the first through hole is a chute which is communicated up and down;
the first positioning cylinder is arranged on an inclined push plate, the inclined push plate is connected with an inclined push plate driving mechanism, and the movement direction of the inclined push plate is consistent with the inclination direction of the inclined groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920694725.3U CN210026630U (en) | 2019-05-15 | 2019-05-15 | Sheet silk screen printing machine and fine adjustment mechanism around half tone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920694725.3U CN210026630U (en) | 2019-05-15 | 2019-05-15 | Sheet silk screen printing machine and fine adjustment mechanism around half tone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210026630U true CN210026630U (en) | 2020-02-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920694725.3U Expired - Fee Related CN210026630U (en) | 2019-05-15 | 2019-05-15 | Sheet silk screen printing machine and fine adjustment mechanism around half tone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210026630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113135018A (en) * | 2021-05-06 | 2021-07-20 | 深圳市领创精密机械有限公司 | Screen printing machine |
-
2019
- 2019-05-15 CN CN201920694725.3U patent/CN210026630U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113135018A (en) * | 2021-05-06 | 2021-07-20 | 深圳市领创精密机械有限公司 | Screen printing machine |
| CN113135018B (en) * | 2021-05-06 | 2023-10-31 | 深圳市领创精密机械有限公司 | Screen printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |