CN113579729A - Automatic valve body assembling device and method - Google Patents
Automatic valve body assembling device and method Download PDFInfo
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- CN113579729A CN113579729A CN202110917372.0A CN202110917372A CN113579729A CN 113579729 A CN113579729 A CN 113579729A CN 202110917372 A CN202110917372 A CN 202110917372A CN 113579729 A CN113579729 A CN 113579729A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
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- 230000007246 mechanism Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 12
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
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- 238000010521 absorption reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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Abstract
The invention discloses an automatic valve body assembling device and method, wherein the device comprises a robot assembly, an automatic nut feeding assembly and an assembling assembly which are close to a transmission line, a bin assembly is further arranged on the side, opposite to the transmission line, of the robot assembly, the distance between any workpiece in the bin assembly and the robot assembly is smaller than the farthest grabbing distance of the robot assembly, and the assembling assembly, the robot assembly and the automatic nut feeding assembly are further in communication connection with a control center. The invention reduces the dependence on manpower, improves the standardization level of the process and the quality management, and improves the consistency of products. After the assembly is completed, the data of the valve body is bound to the RFID and uploaded to a server system, and the data correspond to various parameters of workpiece assembly and detection one by one, so that the traceability is realized. Meanwhile, the electric control torque wrench has the functions of transmission and alarm, the screwing data of the nut is automatically recorded, and if a product with unqualified torque exists, the product is sent to a repair station through a transmission line, so that the labor cost is reduced, and the product quality is improved.
Description
Technical Field
The invention belongs to the technical field of automatic production, and particularly relates to an automatic valve body assembling device and method.
Background
Production automation refers to a production process in which all or part of the processing of a product is completed by mechanical equipment, instruments and automation devices without direct human involvement. The wide application of various robots in the production process improves the automation, intelligence and industrialization of industrial production and promotes the industrialization process.
The existing valve body assembly is usually completed manually, and operation is performed according to process requirements during assembly, wherein one valve body assembly process flow is as follows: the valve body is placed on a workbench, the installation surface is kept to be upward, the connection stud is coated with thread locking glue, then the stud is installed in the thread corresponding to the installation surface of the main valve body, then the assembled part is installed on the main valve body in advance, the nut is arranged on the nut and fastened by an electric control torque wrench, and the assembly of the main valve body is completed. The production mode has the problems of high labor cost, incapability of recording assembly data, large product difference and the like, and along with the continuous development of the technology and the improvement of market and customer requirements, the automatic assembly of the valve body is realized by replacing people in the process of realizing the assembly of the valve body, so that the method becomes more important.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic valve body assembling device and method. After the assembly is completed, the data of the valve body is bound to the RFID and uploaded to a server system, and the data correspond to various parameters of workpiece assembly and detection one by one, so that the traceability is realized. Meanwhile, the electric control torque wrench has the functions of transmission and alarm, the screwing data of the nut is automatically recorded, and if a product with unqualified torque exists, the product is sent to a repair station through a transmission line, so that the labor cost is reduced, and the product quality is improved.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an automatic assembly device of valve body, includes robot assembly, nut autoloading subassembly and the assembly subassembly that is close to the transmission line, still is equipped with the feed bin subassembly in robot assembly's the opposite side of transmission line, and arbitrary work piece in the feed bin subassembly all is less than the farthest of robot assembly and snatchs the distance with robot assembly, and assembly subassembly, robot assembly and nut autoloading subassembly still are connected with the control center communication.
Furthermore, the device also comprises a fixing mechanism arranged on the transmission line and used for fixing the main valve body when other workpieces are installed.
Furthermore, fixed establishment is including setting up in the fixed column of dismantling at the transmission line edge and the automatically controlled pressure strip that stretches out from the fixed column top.
Furthermore, the assembly comprises an electric control torque wrench, a groove for clamping a nut is arranged at the working end of the electric control torque wrench, and a magnet is arranged in the groove;
the automatic nut feeding assembly comprises a storage bin and a feeding channel, a positioning groove is formed in an outlet of the feeding channel, the nut falls into the positioning groove after sliding out of the feeding channel, and the nut is clamped and conveyed to the groove of the electric control torque wrench through a clamping tool arranged above the positioning groove.
Furthermore, a CCD camera is arranged at the grabbing head of the robot assembly.
Furthermore, the valve further comprises an identification reading device arranged on the transmission line, and the identification reading device can read the identification on the main valve body after the main valve body is lifted and positioned.
On the other hand, the invention also provides an automatic assembly method of the valve body, which comprises the following steps:
s1: the robot grabs a workpiece to be assembled to wait for the main valve body to be in place;
s2: the main valve body is automatically lifted to a position to be assembled after being in place;
s3: judging the size and the installation position of a stud to be assembled on the main valve body;
s4: the robot installs the workpiece to be assembled on the main valve body and grasps and installs the stud;
s5: the nut automatic feeding assembly sends the nut to be assembled to the assembling assembly;
s6: the nut is automatically assembled by the assembly and nut torque data is recorded.
Further, after the main valve body is lifted to the position to be assembled, an Rfid tag arranged on the main valve body is read.
Further, after the main valve body is lifted to a preset position, the main valve body is pressed and fixed.
Further, if the nut torque data exceeds a threshold value preset by the control center, the control center issues an alarm command to an alarm component of the assembly component.
The invention has the beneficial effects that:
(1) the invention can change the current 'workshop' production mode, greatly reduce the dependence on manpower, save human resources, improve the standardization level of the process and quality management and improve the consistency of products.
(2) According to the invention, after the assembly is finished, the data of the valve body is bound to the RFID and uploaded to the server system, and the data correspond to various parameters of workpiece assembly and detection one by one, so that each product can be traced.
(3) The electric control torque wrench has the functions of transmission and alarm, can automatically record the screwing data of the nut, and can be sent to a repair station by a transmission line if a product with unqualified torque exists, so that the labor cost is reduced, and the product quality is improved.
Drawings
Fig. 1 is a schematic top view of an automatic valve body assembling apparatus provided in embodiment 1 of the present invention;
fig. 2 is a schematic perspective view of an automatic valve body assembling device provided in embodiment 1 of the present invention;
fig. 3 is a flow chart of an automatic valve assembly method provided in embodiment 2 of the present invention.
Reference numerals: the method comprises the following steps of 1-nut automatic feeding assembly, 2-robot assembly, 3-bin assembly, 4-electric control pressure plate and 5-electric control torque wrench.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that, in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments.
Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Fig. 2 is a schematic perspective view of an automatic valve body assembling device according to this embodiment, the device is disposed beside a transmission line, the transmission line is not shown in the figure, and a tray for supporting a main valve body is fixed at an assembling position after being lifted. The bracket shown in the figure is a bracket which is erected above the transmission line and used for installing the pressing mechanism, when the tray bearing the main valve body is lifted to the position of an assembly workpiece, an electric control pressing plate of the pressing mechanism fixes the main valve body so as to ensure that the main valve body is in a stable state when the workpiece is assembled, and therefore the workpiece can be installed more accurately.
As shown in fig. 1, which is a schematic top view of an automatic valve body assembling device provided in this embodiment, the device specifically includes: set up in the other robot subassembly 2 of transmission line, nut autoloading subassembly 1 and automatically controlled torque wrench 5, robot subassembly 2, nut autoloading subassembly 1 and automatically controlled torque wrench 5 are located the centre of transmission line and feed bin subassembly 3, arbitrary work piece in the feed bin subassembly 3 all is less than robot subassembly 2's the farthest distance of snatching with robot subassembly 2, robot subassembly 2 can snatch the main valve body of placing waiting to assemble the work piece and assembling it on being in the tray of assembling the work piece position and bearing in feed bin subassembly 3. The robot component 2 is also provided with a CCD camera connected with the control center, the CCD camera can judge the relief valve to be assembled on the main valve body and the stud bolt for fixedly connecting the relief valve to be assembled and the main valve body, the robot component 2, the nut automatic feeding component 1 and the electric control torque wrench 5 are all in communication connection with the control center, and workpiece assembly on the main valve body can be realized without manual operation.
Wherein, place the release valve of waiting to assemble and paint the stud that the screw thread locking glued according to predetermineeing the position in the feed bin subassembly 3, robot subassembly 2 at first snatchs the release valve waiting of waiting to assemble, after the tray that bears the main valve body conveys the mounted position through the transmission line, the tray is automatic to be lifted, and the fixed establishment who erects support one side above the transmission line this moment compresses tightly fixedly through automatically controlled pressure strip 4 with the release valve. The fixing mechanism is arranged on one side of the transmission line support and is composed of a detachable fixing column and an electric control pressing plate 4 extending out of the top end of the fixing column, the electric control pressing plate 4 is connected with the control center and is controlled by the control center, and the main valve body is fixed after reaching a designated position so as to be convenient for installation of a workpiece to be assembled.
Besides being connected with a control center, the electric control torque wrench 5 is also provided with an audible and visual alarm which has the functions of transmission and alarm. The electric control torque wrench 5 automatically records and transmits torque data when the nut is screwed to a control center, and when the torque data when the nut is screwed at a certain time exceeds a preset range value, the audible and visual alarm can give an alarm to inform related workers to carry out inspection. Meanwhile, when the torque data exceeds the preset range value during nut screwing, the valve body belongs to an unqualified product, a qualified product can be conveyed to a subsequent operation area through a transmission line, and the unqualified product can be conveyed to a repair station through the transmission line, so that labor cost is reduced, and product quality is improved.
Preferably, the automatic valve body assembling device provided by the embodiment is further provided with an RFID reading device on the transmission line, and the RFID reading device is connected with the control center. Each main valve body is provided with an RFID mark, when the main valve body is transmitted to a preset assembly position and lifted to a position of a workpiece to be assembled, an RFID reading device can read the RFID mark on the valve body, and the torque data value is bound with the RFID information of the valve body after the torque data of the nut assembly is acquired subsequently. In the subsequent quality verification and other processes, the information of the initial assembly process of the product can be effectively traced through the RFID information of each valve body.
The automatic assembly device of valve body that this embodiment provided can change the production mode of present "workshop formula", reduces substantially to artifical reliance, has practiced thrift manpower resources, makes the standardized level of process and quality control promote simultaneously, improves the uniformity of the valve body of producing. Meanwhile, after the assembly is completed, the data of the valve body is bound to the RFID and uploaded to a server system, and the data correspond to various parameters of workpiece assembly and detection one by one, so that each valve body can trace the data. The electric control torque wrench has the transmission and alarm functions, the screwing data of the nut is automatically recorded, if a product with unqualified torque exists, the product is sent to a repair station through a transmission line, the labor cost is reduced, and the product quality is improved.
Example 2
Fig. 3 is a flow chart of an automatic valve assembly method provided in this embodiment, and the method uses the automatic valve assembly device provided in embodiment 1 to achieve automatic assembly of a valve body.
The method specifically comprises the following steps:
the method comprises the following steps: and the robot assembly grabs the release valve to be assembled from the stock bin assembly to wait for the main valve body to be in place. The main valve body is carried by the tray and is transmitted to a preset position by a transmission line.
Step two: after the main valve body is in place, the main valve body is automatically lifted to a certain height to reach a position to be assembled. After the main valve body is lifted to a position to be assembled, an RFID reading device arranged on a transmission line reads an Rfid label arranged on the main valve body, and after torque data when the nut is assembled is obtained subsequently, the torque data value is bound with the RFID information of the valve body. In the subsequent quality verification and other processes, the information of the initial assembly process of the product can be effectively traced through the RFID information of each valve body. In addition, after the main valve body is lifted to a preset position, the main valve body is pressed and fixed through a fixing mechanism arranged on a support erected above the transmission line.
Step three: and judging the size and the mounting position of the stud to be assembled on the main valve body. And acquiring screw hole information on the main valve body through a CCD camera arranged at the end of the robot assembly, and comparing the screw hole information according to an information base of a control center to determine the size of the required stud and the specific installation positions of the stud and the relief valve.
Step four: the robot assembly firstly installs the relief valve to be assembled on the main valve body, then picks the corresponding stud coated with the thread locking glue from the stock bin assembly, installs the stud on the main valve body and fixes the relief valve on the main valve body.
Step five: the nut autoloading subassembly is seen off the nut from the storage silo, delivers to the constant head tank department of clamping tool below through the transmission track, will treat assembly nut again by clamping tool and deliver to automatically controlled torque wrench department, and automatically controlled torque wrench's work end is provided with the recess of centre gripping nut, is equipped with magnet in the recess, when the nut is close to this recess, just can be automatically by magnet absorption to torque wrench work end.
Step six: the nut is automatically screwed up through the electric control torque wrench, meanwhile, the electric control torque wrench records nut torque data and transmits the data to the control center, and if the torque data of a certain valve body during nut screwing exceeds a preset threshold range, the control center issues an alarm command to the alarm assembly of the assembly and sends a notice to related workers. In addition, the valve body with the torque data exceeding the preset threshold range is judged to be a defective product, and the defective product is sent to a repair station through a transmission line. Correspondingly, the qualified products are transmitted to the next working area through the transmission line.
The automatic valve body assembling method provided by the embodiment can change the current workshop type production mode, greatly reduces the dependence on manpower, saves manpower resources, promotes the standardization level of the technological process and quality management, and improves the consistency of the produced valve body. Meanwhile, after the assembly is completed, the data of the valve body is bound to the RFID and uploaded to a server system, and the data correspond to various parameters of workpiece assembly and detection one by one, so that each valve body can trace the data. The electric control torque wrench has the transmission and alarm functions, the screwing data of the nut is automatically recorded, if a product with unqualified torque exists, the product is sent to a repair station through a transmission line, the labor cost is reduced, and the product quality is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic assembly device of valve body, its characterized in that, includes robot assembly, nut autoloading subassembly and the assembly subassembly that is close to the transmission line, still is equipped with the feed bin subassembly in robot assembly's the opposite side of transmission line, and arbitrary work piece in the feed bin subassembly all is less than the farthest of robot assembly and snatchs the distance with robot assembly, and assembly subassembly, robot assembly and nut autoloading subassembly still are connected with the control center communication.
2. An automatic valve body assembling apparatus according to claim 1, further comprising a fixing mechanism provided on the transfer line for fixing the main valve body when mounting other work.
3. The automatic valve body assembling device according to claim 2, wherein the fixing mechanism comprises a detachable fixing column arranged at the edge of the transmission line and an electric control pressing plate extending from the top end of the fixing column.
4. The automatic valve body assembling device according to claim 1, wherein the assembling component comprises an electric control torque wrench, a groove for clamping a nut is arranged at the working end of the electric control torque wrench, and a magnet is arranged in the groove;
the automatic nut feeding assembly comprises a storage bin and a feeding channel, a positioning groove is formed in an outlet of the feeding channel, the nut falls into the positioning groove after sliding out of the feeding channel, and the nut is clamped and conveyed to the groove of the electric control torque wrench through a clamping tool arranged above the positioning groove.
5. The automatic valve body assembling device according to claim 1, wherein a CCD camera is further provided at the gripper head of the robot assembly.
6. The automatic valve body assembling device according to claim 1, further comprising an identification reading device disposed on the transmission line, wherein the identification reading device can read the identification on the main valve body after the main valve body is lifted and positioned.
7. An automatic valve body assembling method is characterized by comprising the following steps:
s1: the robot grabs a workpiece to be assembled to wait for the main valve body to be in place;
s2: the main valve body is automatically lifted to a position to be assembled after being in place;
s3: judging the size and the installation position of a stud to be assembled on the main valve body;
s4: the robot installs the workpiece to be assembled on the main valve body and grasps and installs the stud;
s5: the nut automatic feeding assembly sends the nut to be assembled to the assembling assembly;
s6: the nut is automatically assembled by the assembly and nut torque data is recorded.
8. An automatic valve body assembling method according to claim 7, wherein after the main valve body is lifted to the ready-to-assemble position, an Rfid tag provided on the main valve body is read.
9. An automatic valve body assembling method according to claim 7, wherein the main valve body is pressed and fixed after the main valve body is lifted to a predetermined position.
10. The automatic valve body assembling method according to claim 7, wherein if the nut torque data exceeds a threshold value preset by the control center, the control center issues an alarm command to an alarm component of the assembling component, and simultaneously transmits the product to a repair station.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110917372.0A CN113579729A (en) | 2021-08-11 | 2021-08-11 | Automatic valve body assembling device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110917372.0A CN113579729A (en) | 2021-08-11 | 2021-08-11 | Automatic valve body assembling device and method |
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| CN113579729A true CN113579729A (en) | 2021-11-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431036A (en) * | 2022-09-28 | 2022-12-06 | 陕汽集团商用车有限公司 | Automatic assembling method and assembling machine for vehicle valve body assembly |
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