CN211079553U

CN211079553U - Four-wire machine for medical protective clothing

Info

Publication number: CN211079553U
Application number: CN201921805730.3U
Authority: CN
Inventors: 邓诚; 施火咏; 邓建林
Original assignee: Wuhan Xinyuanjia Textile Co ltd
Current assignee: Wuhan Xinyuanjia Textile Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-24
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a medical protection clothes four line machine relates to cloth sewing machine's technical field, and it includes the frame, and the frame up end is provided with the hemming machine body, and the vertical rigid coupling of up end that the frame is close to presser foot one side in the hemming machine body has the stand, and the lift is provided with the guide rail that the level set up on the stand, slides on the guide rail and is provided with two and is used for compressing tightly the cloth in the frame up end and drive cloth uniform motion's cloth device. The utility model discloses a drive at the uniform velocity to the cloth for the cloth device for the workman need not to continuously hold the cloth and pull the cloth, has reduced workman's work load, and the cloth can remain the uniform motion throughout simultaneously, has reduced the probability of jump needle, broken string, has ensured the overseam quality and the efficiency of cloth.

Description

Four-wire machine for medical protective clothing

Technical Field

The utility model belongs to the technical field of cloth sewing machine's technique and specifically relates to a medical protection is taken four line machines is related to.

Background

Overedgers, also known as hemming machines and plaiting machines, generally divide into three, four and five threads, and generally have the main function of preventing the ends of garments from fluffing. The overedger can be used for edge wrapping, and can also be used for sewing fabrics such as T-shirts, sportswear, underwear and knitting. The overedger can cut and sew at the same time, the stitch is like a mesh, and the overedger is also suitable for elastic fabrics. The four-thread overedged is a double-needle four-thread stitch, one needle thread is added compared with a three-thread overedged, the strength is improved, and the four-thread overedged is used for sewing parts of clothes with higher grades or parts with more tension and stronger friction, such as shoulder closing, sleeve closing and the like, particularly for sewing outer garments.

In order to solve the problems, the Chinese patent with the patent publication number of CN208857457U provides an overlock sewing machine, which comprises a frame, wherein the top of the frame is provided with an installation panel, the top surface of the installation panel is fixed with an overlock sewing machine body, the top of the overlock sewing machine body is provided with a needle bar chamber, the bottom of the needle bar chamber is provided with a presser foot lifting rod, and the bottom end of the presser foot lifting rod is connected with a presser foot; an organic oil scale is arranged on the outer surface of the overedger body; a belt pulley is arranged on the side of the overedger body; an engine oil dipstick; an oil window is arranged on one side of the needle rod chamber and is positioned at the top of the overedger body; a plurality of tension nuts are arranged on the front panel of the overedger body; four needle rods are arranged in the needle rod chamber. The utility model adopts four-line overedged, especially double-needle four-line stitch, which adds a needle thread compared with three-line overedged, and the strong force of the cloth after being seamed is greatly improved; can be used for sewing parts of high-grade clothes or parts which are stretched more and have stronger friction (such as shoulder and sleeve joints) especially outer clothes.

The above prior art solutions have the following drawbacks: the overedger needs the worker to manually press the cloth and perform uniform motion to match the overedger to sew the side line of the cloth in the process of overedgeing the cloth, so that the worker has high workload and is easy to fatigue, and the overedger is not beneficial to ensuring the overedged quality of the cloth.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient four line machines are used to medical protection of carrying treating the overseam cloth.

The utility model aims at realizing through the following technical scheme:

the utility model provides a medical protection clothes four line machine, includes the frame, the frame up end is provided with the overedger body, the frame is close to the vertical rigid coupling of up end of presser foot one side in the overedger body has the stand, the stand goes up and down to be provided with the guide rail that the level set up, slide on the guide rail and be provided with two and be used for compressing tightly the cloth in the frame up end and drive cloth uniform motion's cloth feeding device.

By adopting the technical scheme, the cloth to be wrapped is placed on the upper end face of the frame, the two cloth feeding devices are used for pressing the cloth on the upper end face of the frame, the cloth is driven by the cloth feeding devices at a constant speed, the cloth is sewn and wrapped by the body of the overedging machine in the process of uniform-speed advancing of the cloth on the upper end face of the frame, workers do not need to continuously hold the cloth and pull the cloth, the workload of the workers is reduced, the cloth can always keep uniform-speed motion, the probability of needle skipping and thread breakage is reduced, and the overedging quality and efficiency are ensured.

Further setting the following steps: the cloth feeding device comprises strip-shaped support plates, the two support plates are arranged in parallel, two ends of each support plate are respectively and rotatably connected with a driving roller and a driven roller, the peripheral walls of the driving roller and the driven roller are jointly tensioned and wrapped with a conveying belt, and a motor for driving the driving roller to rotate is arranged on each support plate.

Through adopting above-mentioned technical scheme, place the cloth behind the frame up end, adjust two positions of giving the cloth device on the guide rail and make the guide rail drive the extension board and descend, until two conveyer belt periphery walls contact with the different positions of cloth and support the cloth tightly at the frame up end, the starter motor, it is rotatory to drive the driven voller through the transmission connection of conveyer belt when the motor drives the drive roll rotation, and then realizes the conveyer belt to the effective transport of cloth to realize the cloth at the uniform velocity march at frame up end.

Further setting the following steps: the driving device comprises a driving roller and a driven roller, wherein the driving roller is arranged in the cloth feeding device, the driven roller is arranged in the cloth feeding device, and the driven roller is arranged in the cloth feeding device.

Through adopting above-mentioned technical scheme, the driven voller that is provided with among the cloth feeding device of motor drives another drive roll on the cloth feeding device rotatory through link gear when rotatory, and then realizes this synchronous conveying of conveyer belt to the cloth on the cloth feeding device, has saved driving part, has reduced equipment assembly cost and has reduced the energy waste.

Further setting the following steps: the linkage mechanism comprises a transmission cylinder which is fixedly connected with the driven roller in the cloth feeding device coaxially and provided with the motor, a transmission shaft penetrates through the transmission cylinder, one end of the transmission shaft, which is far away from the transmission cylinder, is fixedly connected with the driving roller in the cloth feeding device coaxially, and a synchronizing piece which is used for driving the transmission shaft to follow the transmission cylinder to rotate synchronously is arranged on the transmission cylinder.

By adopting the technical scheme, the driven roller in the cloth feeding device provided with the motor drives the transmission cylinder to synchronously rotate when rotating, and the transmission cylinder drives the shaft to synchronously rotate under the limiting action of the synchronous piece, so that the transmission belt in the other cloth feeding device is driven to convey cloth; when the interval between two conveyer belts of adjustment, the transmission shaft slides in the transmission cylinder for four-wire machine can compress tightly the transport to not unidimensional cloth.

Further setting the following steps: the synchronizing part is including seting up spout on the driving drum inside wall, the spout is followed the driving drum axial sets up, transmission shaft lateral wall rigid coupling have with the draw runner of spout adaptation that slides.

Through adopting above-mentioned technical scheme, drive the transmission shaft synchronous revolution under the limiting displacement of draw runner and spout when the transmission section of thick bamboo is rotatory, when the interval between two conveyer belts of adjustment, the draw runner slides in the spout, has realized the effective rotatory limiting displacement of synchronous piece to transmission section of thick bamboo and transmission shaft.

Further setting the following steps: the lower end face of the guide rail is provided with a T-shaped groove along the length direction of the guide rail, the T-shaped groove is connected with two sliding blocks in a sliding mode, and the two supporting plates are respectively and elastically arranged on the lower end face of each sliding block.

By adopting the technical scheme, when the two sliding blocks slide in the T-shaped groove, the adjustment of the distance between the two conveyor belts can be realized, the two conveyor belts can conveniently and completely compress the cloth, and the conveyor belts can conveniently and accurately transmit the cloth; when the guide rail descends, the two conveyor belts are driven to be elastically pressed on the cloth, so that the phenomenon that the conveyor belts are blocked when the conveyor belts are just tightly abutted to the upper end surface of the rack is effectively avoided.

Further setting the following steps: the vertical rigid coupling of terminal surface has the connecting rod under the slider, connecting rod periphery wall cover is equipped with the loop bar, the tip rigid coupling is in under the loop bar the middle part of extension board lateral wall, the loop bar with be provided with the elastic component between the slider, be provided with on the loop bar and be used for preventing the loop bar certainly the locating part that drops on the connecting rod.

By adopting the technical scheme, the support plate is driven to press downwards when the guide rail descends, and the guide rail drives the connecting rod to continue descending until the lower end face of the conveying belt on the support plate is contacted with the cloth, so that when the connecting rod slides in the loop bar, the elastic piece is compressed to deform, and the elastic pressing of the conveying belt on the cloth is realized.

Further setting the following steps: the limiting part comprises a bulge fixedly connected to the inner side wall of the upper end of the loop bar, the connecting rod is provided with a long groove close to the peripheral wall of the bulge, the long groove is in sliding fit with the bulge, and the long groove is axially arranged along the connecting rod; when the bulge is in contact with the groove wall at the lower end of the long groove, the elastic piece is in an initial state.

By adopting the technical scheme, when the guide rail is in a lifted state, the support plate drives the loop bar to move downwards under the gravity until the protrusion is contacted with the groove wall at the lower end of the long groove, and at the moment, the elastic piece is in an initial state, so that the situation that the structure of the elastic piece is changed and stable compression deformation cannot be provided due to the fact that the elastic piece is in a stretching state for a long time can be effectively prevented; meanwhile, the bulge is arranged in the long groove, so that the support plate can be effectively prevented from overturning under the guide rail.

To sum up, the utility model discloses a beneficial technological effect does:

1. the cloth feeding device drives the cloth at a constant speed, so that the cloth is sewn and covered by the overedger body in the process of constant-speed advancing of the upper end surface of the frame, workers do not need to continuously hold the cloth and pull the cloth, and the workload of the workers is reduced; meanwhile, the cloth can always keep uniform motion, the probability of needle skipping and thread breakage is reduced, and the overedging quality and efficiency of the cloth are ensured;

2. when the driven roller in the cloth feeding device provided with the motor rotates, the drive roller in the other cloth feeding device is driven to rotate through the linkage mechanism, so that the synchronous conveying of the two cloth feeding devices to the cloth is realized, the drive parts are saved, the equipment assembly cost is reduced, and the energy waste is reduced;

3. the elastic piece is arranged between the loop bar and the sliding block, so that the elastic pressing of the conveying belt on the cloth is realized, and the phenomenon that the conveying belt is blocked when the conveying belt is just tightly supported on the upper end surface of the frame can be effectively avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of another perspective of the present invention;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a frame; 2. an overedger body; 3. a column; 4. a guide rail; 5. a support plate; 6. a drive roll; 7. a driven roller; 8. a conveyor belt; 9. a motor; 10. a transmission cylinder; 11. a drive shaft; 12. a chute; 13. a slide bar; 14. a T-shaped groove; 15. a slider; 16. a connecting rod; 17. a loop bar; 18. an elastic member; 19. a protrusion; 20. a long groove; 21. a cylinder; 22. a limiting groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 3, for the utility model discloses a medical protective clothing four-wire machine, which comprises a frame 1, frame 1 up end is provided with overedger body 2, frame 1 is close to the vertical rigid coupling of up end on presser foot one side in overedger body 2 and is equipped with stand 3, stand 3 goes up and down to be provided with the guide rail 4 that the level set up, stand 3 is close to the lateral wall of guide rail 4 and runs through the spacing groove 22 of seting up with guide rail 4 grafting adaptation, guide rail 4 wears to be established in spacing groove 22 and goes up and down in spacing groove 22, the vertical rigid coupling of frame 1 up end is equipped with cylinder 21, the piston rod of cylinder 21 and the one end rigid coupling that guide rail 4 kept away from overedger body 2, the terminal surface slides under guide rail 4 and is provided with two and is used for compressing tightly the cloth in frame 1 up; the cloth feeding device comprises a strip-shaped support plate 5, the support plate 5 is arranged along the advancing direction of cloth, the two support plates 5 are parallel to each other, two ends of the support plate 5 are respectively and rotatably connected with a driving roller 6 and a driven roller 7, the peripheral walls of the driving roller 6 and the driven roller 7 are jointly tensioned and coated with a conveying belt 8, the driving roller 6 and the driven roller 7 are preferably synchronous wheels in the embodiment, the conveying belt 8 is preferably a synchronous belt, a motor 9 for driving the driving roller 6 to rotate is arranged on the support plate 5, and the output end of the motor 9 is coaxially fixedly connected with.

The cloth to be covered is placed on the upper end surface of the frame 1, the positions of the two conveyor belts 8 on the guide rails 4 are adjusted to enable the two conveyor belts 8 to be respectively aligned with the edges of the two sides of the cloth, the cylinder 21 is started, the cylinder 21 drives the piston rod to descend to drive the conveyor belts 8 to press downwards, thereby pressing the cloth on the upper end surface of the frame 1, starting the motor 9, driving the driven roller 7 to rotate through the transmission connection of the conveyor belt 8 when the motor 9 drives the driving roller 6 to rotate, further realizing the effective conveying of the cloth by the conveyor belt 8, thereby realizing the uniform speed advancing of the cloth on the upper end surface of the frame 1, sewing and edge covering by the overedger body 2 in the process that the cloth advances at the uniform speed on the upper end surface of the frame 1, so that workers do not need to continuously hold the cloth and pull the cloth, the workload of the workers is reduced, meanwhile, the cloth can always keep uniform motion, the probability of needle skipping and thread breakage is reduced, and the overedging quality and efficiency are ensured; the driving roller 6 and the driven roller 7 are preferably synchronous wheels, and the conveying belts 8 are preferably synchronous belts, so that the conveying belts 8 in the two cloth feeding devices can be effectively ensured to be completely synchronous, and the phenomenon that the final edge covering quality is influenced due to the fact that the cloth deviates when the two conveying belts 8 advance asynchronously is avoided.

Referring to fig. 1 and 3, motor 9 is provided with one, and be provided with the link gear between driven voller 7 in the cloth feeding device of motor 9 and the drive roll 6 in another cloth feeding device, the link gear includes the driving roller 10 with the coaxial rigid coupling of driven voller 7 in the cloth feeding device that is provided with motor 9, wear to be equipped with transmission shaft 11 in the driving roller 10, the coaxial rigid coupling of one end and the drive roll 6 in another cloth feeding device of transmission shaft 11 keeping away from driving roller 10, be provided with the synchronizing part that is used for driving transmission shaft 11 to follow driving roller 10 synchronous revolution on the driving roller 10, the synchronizing part is including seting up spout 12 on the driving roller 10 inside wall, spout 12 sets up along driving roller 10 axial, the outside wall rigid coupling of transmission shaft 11 has the draw runner 13 with the adaptation that slides of spout 12.

A driven roller 7 in the cloth feeding device provided with a motor 9 drives a transmission cylinder 10 to synchronously rotate when rotating, and the transmission cylinder 10 drives a transmission shaft 11 to synchronously rotate under the limiting action of a sliding strip 13 and a sliding groove 12 when rotating, so as to drive a conveyor belt 8 in another cloth feeding device to convey cloth; when adjusting the interval between two conveyer belts 8, transmission shaft 11 slides in driving cylinder 10, and draw runner 13 slides in spout 12 simultaneously for four-wire machine can compress tightly the transport to the cloth of different sizes.

Referring to fig. 2 and 3, a T-shaped groove 14 is formed in the lower end surface of the guide rail 4 along the length direction of the guide rail, two sliders 15 are slidably connected in the T-shaped groove 14, a connecting rod 16 is vertically and fixedly connected to the lower end surface of each slider 15, a loop bar 17 is sleeved on the peripheral wall of each connecting rod 16, the lower end of each loop bar 17 is fixedly connected to the middle of the side wall of the support plate 5, an elastic part 18 is arranged between each loop bar 17 and each slider 15, and each elastic part 18 is preferably a spring which; the loop bar 17 is provided with a limiting part for preventing the loop bar 17 from falling off from the connecting rod 16, the limiting part comprises a protrusion 19 fixedly connected to the inner side wall of the upper end of the loop bar 17, the outer peripheral wall of the connecting rod 16 close to the protrusion 19 is provided with a long groove 20 matched with the protrusion 19 in a sliding mode, the long groove 20 is axially arranged along the connecting rod 16, and when the protrusion 19 is in contact with the groove wall of the lower end of the long groove 20, the elastic part 18 is in an initial state.

When the two sliding blocks 15 slide in the T-shaped groove 14, the distance between the two conveyor belts 8 can be adjusted, so that the two conveyor belts 8 can conveniently and completely compress the cloth, and the cloth can be accurately conveyed by the conveyor belts 8; when the guide rail 4 descends, the support plate 5 is driven to press downwards until the lower end face of the conveyor belt 8 on the support plate 5 is contacted with the cloth, the guide rail 4 drives the connecting rod 16 to continue descending, so that when the connecting rod 16 slides in the loop bar 17, the elastic piece 18 is compressed to generate deformation, the conveyor belt 8 elastically compresses the cloth, and the phenomenon that the conveyor belt 8 is clamped when the conveyor belt 8 is just abutted against the upper end face of the rack 1 is effectively avoided; when the guide rail 4 is in a lifted state, the support plate 5 pulls the loop bar 17 to move downwards under the gravity until the protrusion 19 is contacted with the groove wall at the lower end of the long groove 20, and at the moment, the elastic part 18 is in an initial state, so that the situation that the elastic part 18 is in a stretched state for a long time to cause the change of the self structure and cannot provide stable compression deformation can be effectively prevented; meanwhile, the bulge 19 in the long groove 20 can effectively prevent the support plate 5 from overturning under the guide rail 4.

The implementation principle and the beneficial effects of the embodiment are as follows:

the cloth that will treat bordure is placed at frame 1 up end, drive 4 descends and make two conveyer belts 8 compress tightly the cloth at frame 1 up end through cylinder 21, and carry out at the uniform velocity drive to the cloth through two synchronous operation's conveyer belt 8, thereby the cloth is sewed up bordure by overedger body 2 at the in-process that the uniform velocity was marchd at frame 1 up end, make the workman need not to continuously hold the cloth and pull the cloth, workman's work load has been reduced, the cloth can remain the uniform motion all the time simultaneously, the probability of skip needle, broken string has been reduced, the quality of overedged and efficiency have been ensured.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a four line machines are taken in medical protection, includes frame (1), frame (1) up end is provided with overedger body (2), its characterized in that: the cloth feeding device is characterized in that an upright post (3) is fixedly connected to the upper end face, close to one side of a middle presser foot of the overedger body (2), of the rack (1) in a vertical mode, a guide rail (4) which is horizontally arranged is arranged in the upright post (3) in a lifting mode, and two cloth feeding devices which are used for pressing cloth on the upper end face of the rack (1) and driving the cloth to move at a constant speed are arranged on the guide rail (4) in a sliding mode.

2. The medical protective clothing four-wire machine according to claim 1, characterized in that: the cloth feeding device comprises strip-shaped support plates (5), the two support plates (5) are arranged in parallel, two ends of each support plate (5) are respectively connected with a driving roller (6) and a driven roller (7) in a rotating mode, the peripheral walls of the driving roller (6) and the driven roller (7) are jointly tensioned and coated with a conveying belt (8), and a motor (9) for driving the driving roller (6) to rotate is arranged on each support plate (5).

3. The medical protective clothing four-wire machine according to claim 2, characterized in that: one motor (9) is arranged, and a linkage mechanism is arranged between the driven roller (7) in the cloth feeding device provided with the motor (9) and the driving roller (6) in the other cloth feeding device.

4. The medical protective clothing four-wire machine according to claim 3, characterized in that: the linkage mechanism comprises a transmission cylinder (10) which is fixedly connected with the driven roller (7) in the cloth feeding device and is provided with a motor (9), a transmission shaft (11) penetrates through the transmission cylinder (10), one end of the transmission cylinder (10) is far away from the transmission shaft (11) and the other end of the transmission cylinder (10) are fixedly connected with the driving roller (6) in the cloth feeding device in a coaxial mode, and a synchronizing piece which is used for driving the transmission shaft (11) to follow the transmission cylinder (10) to rotate synchronously is arranged on the transmission cylinder (10).

5. The medical protective clothing four-wire machine according to claim 4, characterized in that: the synchronizing part is including offering spout (12) on transmission cylinder (10) inside wall, spout (12) are followed transmission cylinder (10) axial sets up, transmission shaft (11) lateral wall rigid coupling have with spout (12) slide (13) of the adaptation that slides.

6. The medical protective clothing four-wire machine according to claim 5, characterized in that: the lower end face of the guide rail (4) is provided with a T-shaped groove (14) along the length direction of the guide rail, the T-shaped groove (14) is connected with two sliding blocks (15) in a sliding mode, and the two supporting plates (5) are respectively and elastically arranged on the lower end face of each sliding block (15).

7. The medical protective clothing four-wire machine according to claim 6, characterized in that: the vertical rigid coupling of terminal surface has connecting rod (16) under slider (15), connecting rod (16) periphery wall cover is equipped with loop bar (17), the tip rigid coupling is in under loop bar (17) the middle part of extension board (5) lateral wall, loop bar (17) with be provided with elastic component (18) between slider (15), be provided with on loop bar (17) and be used for preventing loop bar (17) certainly the locating part that drops on connecting rod (16).

8. The medical protective clothing four-wire machine according to claim 7, characterized in that: the limiting piece comprises a protrusion (19) fixedly connected to the inner side wall of the upper end of the sleeve rod (17), a long groove (20) matched with the protrusion (19) in a sliding mode is formed in the outer peripheral wall, close to the protrusion (19), of the connecting rod (16), and the long groove (20) is axially arranged along the connecting rod (16); when the protrusion (19) is in contact with the lower end wall of the long groove (20), the elastic piece (18) is in an initial state.