CN214489502U

CN214489502U - Automatic needle feeding equipment

Info

Publication number: CN214489502U
Application number: CN202120551064.6U
Authority: CN
Inventors: 李祖平; 朱森林
Original assignee: Maibahe Robot Kunshan Co ltd
Current assignee: Maibahe Robot Kunshan Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-10-26
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses an automatic needle feeding device, which comprises a mounting shell, wherein the bottom of the mounting shell is in threaded connection with a first motor, the output end of the first motor is in rotary connection with a first connecting shaft through a second chain, the outer wall of the first connecting shaft is in rotary connection with two first chains which are symmetrically arranged, the inner wall of one end of the first chain, which is far away from the first connecting shaft, is in rotary connection with a second connecting shaft, the top of the first chain is evenly provided with a material placing plate, a servo transplanting frame, a first cylinder, a first connecting plate, a connector and a clamping claw which are arranged during use are matched to clamp a bubble cap shell onto a supporting plate, and a fixing seat, a U-shaped head, a first mechanical knuckle arm, a second mechanical knuckle arm and a connecting movable head are matched to drive a reinforcing plate to move, so that a second connecting plate and a third connecting plate at the bottom of the reinforcing plate control a clamping bar to grab a needle onto the bubble cap shell, thereby greatly reducing the work burden of workers and people, meanwhile, the production efficiency is greatly improved.

Description

Automatic needle feeding equipment

Technical Field

The utility model relates to a syringe needle automatic feeding field, more specifically say, relate to syringe needle automatic feeding equipment.

Background

The needle head is a hollow metal needle with a freely detachable syringe head end. The process of drawing, injecting gas or liquid with a needle when the syringe is in use is called injection. The injector consists of a syringe with a small hole at the front end and a matched piston core rod, and is used for injecting a small amount of liquid or extracting the liquid or the liquid from an inaccessible area by other methods, wherein the liquid or the gas is sucked from the small hole at the front end of the head when the core rod is extracted, and the liquid or the gas is extruded when the core rod is pushed in. In the production of syringes, a syringe is provided with a needle.

At present, the needle head is configured for the syringe, manual operation is needed, the workload of workers is greatly increased, and meanwhile, the production efficiency is also reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a syringe needle automatic feeding equipment aims at the problem that can be among the effectual solution prior art.

In order to solve the above problem, the utility model adopts the following technical scheme:

syringe needle automatic feeding equipment, including the installation shell, the bottom threaded connection of installation shell has first motor, the output of first motor rotates through the second chain and is connected with first connecting axle, the outer wall of first connecting axle rotates and is connected with the first chain that two symmetries set up, the one end inner wall that first connecting axle was kept away from to first chain rotates and is connected with the second connecting axle, first chain and second connecting axle all are located the inside of installation shell, the top of first chain evenly is provided with puts the thing board, the top of installation shell is provided with servo transplanting frame, the bottom swing joint of servo transplanting frame has first cylinder, the bottom of first cylinder is provided with first connecting plate, the bottom of first connecting plate evenly has clamping claw through connector swing joint, servo transplanting frame, first cylinder that set up during the use, First connecting plate, connector and clamp claw mutually support and press from both sides the bubble cap shell to the backup pad on, the rethread fixing base, the U-shaped head, first mechanical knuckle arm, second mechanical knuckle arm and the cooperation of connecting the movable head drive the gusset plate and remove, make second connecting plate and the third connecting plate control clamp strip of gusset plate bottom grab the syringe needle and put the bubble cap shell on, greatly reduced worker people's work burden, simultaneously also very big improvement production efficiency, the capacity has been increased, many unnecessary costs have been practiced thrift, more values have been created.

As a preferred scheme of the utility model, the back of installation shell is provided with the support frame, the one end bottom that the installation shell was kept away from to the support frame is provided with the second motor, the output of second motor is rotated through the third chain and is connected with the third connecting axle, the outer wall of third connecting axle is rotated through the fourth chain that two symmetries set up and is connected with the fourth connecting axle, third connecting axle, fourth chain and fourth connecting axle all are located inside the support frame, the outer wall of fourth chain evenly is provided with the gag lever post, the inside of support frame evenly is provided with the backup pad.

As the utility model discloses an optimal scheme, the top of support frame is provided with the fixing base through first link, the top swing joint of fixing base has the U-shaped head, the top swing joint of U-shaped head has first mechanical festival arm, the one end swing joint that the U-shaped head was kept away from to first mechanical festival arm has second mechanical festival arm, the one end swing joint that first mechanical festival arm was kept away from to second mechanical festival arm has the connection movable head, the bottom of connecting the movable head is provided with the gusset plate, the bottom of gusset plate is provided with the limiting plate.

As a preferred scheme of the utility model, the top of support frame is provided with the second link, the inner wall top of second link evenly is provided with the fourth cylinder, the bottom of fourth cylinder is provided with presses the flitch.

As a preferred scheme of the utility model, the both sides of support frame all are provided with the movable plate, the top sliding connection of movable plate has the flitch that connects, it is provided with the material loading vibration dish to connect the flitch to keep away from one side of support frame, the material loading vibration dish is provided with the biography feed cylinder through reinforcing seat near one side that connects the flitch, it is located the top that connects the flitch to pass the feed cylinder.

As a preferred scheme of the utility model, there is the connecting block at the back of limiting plate through gim peg swing joint, the top swing joint of connecting block has first connecting strip, the front of first connecting strip is provided with the second connecting plate, the bottom swing joint of connecting block has the second connecting strip, the front of second connecting strip is provided with the third connecting plate, the bottom swing joint of connecting block has the third cylinder, the third cylinder is located same horizontal plane with the second connecting strip.

As a preferred scheme of the utility model, one side that the support frame was kept away from to the movable plate is provided with the second cylinder, the piston end of second cylinder is provided with the location strip.

As a preferred scheme of the utility model, the back threaded connection of second connecting plate has first sliding block, the back threaded connection of third connecting plate has the second sliding block, the inner wall of first sliding block and second sliding block and the outer wall sliding connection of limiting plate, the equal threaded connection in bottom of second connecting plate and third connecting plate has five pairs of clamping strip.

Compared with the prior art, the utility model has the advantages of:

(1) the servo transplanting frame, the first cylinder, the first connecting plate, the connector and the object clamping claw are matched with each other to clamp the bubble cap shell onto the supporting plate, the fixing seat, the U-shaped head, the first mechanical joint arm, the second mechanical joint arm and the connecting movable head are matched to drive the reinforcing plate to move, the second connecting plate and the third connecting plate at the bottom of the reinforcing plate control the object clamping strip to grab and place the needle head onto the bubble cap shell, the first motor is arranged at the bottom of the mounting shell, the first chain is driven to rotate through the first motor, the second chain and the first connecting shaft which are arranged are matched with each other, the object placing plate arranged on the first chain can follow the operation, the object placing plate is arranged to place the bubble cap shell for containing the needle head, the servo transplanting frame is arranged at the top of the mounting shell and can drive the first cylinder arranged at the bottom of the servo transplanting frame to move back and forth, the object clamping claw connected with the first connecting plate arranged at the bottom of the servo transplanting frame is driven by the first cylinder to move up and down, the bubble housing on the object placing plate is grabbed and shifted, and the production efficiency is greatly improved.

(2) The second motor is arranged at the bottom of one end of the support frame far away from the installation shell, the fourth chain can be driven to rotate through the mutual matching of the second motor, the third chain and the third connecting shaft, the limiting rod arranged on the second motor can move along with the fourth chain, the support plate is arranged in the re-support frame, the position where the blister shell picked from the object placing plate is stored can be limited through the re-support frame, the blister shell is driven to move along the groove arranged on the support plate through the movement of the limiting rod, the fixing seat is arranged at the top of the first connecting frame, and the fixing seat, the U-shaped head and the first mechanical knuckle arm can be connected with the fixing seat, the second mechanical knuckle arm is mutually supported with the connection movable head, drives the limiting plate that the setting is connected through the gusset plate in connection movable head bottom and removes, will press the flitch to set up at the inner wall top of second link through the fourth cylinder, can press the syringe needle that moves on the blister shell of its bottom into in the syringe needle draw-in groove.

(3) The connecting block is arranged on the back of the limiting plate, the connecting block can be driven to move around the fixing bolt through the arranged third air cylinder, the second connecting plate is connected to the front of the connecting block through the first connecting strip, and the second connecting plate can be matched with the third connecting plate connected to the front of the connecting block through the second connecting strip, the removal second connecting plate through the connecting block can inwards or outwards open and shut simultaneously with the third connecting plate, be connected to the limiting plate through first sliding block and second sliding block respectively with second connecting plate and third connecting plate, can control the shift position of second connecting plate and third connecting plate through the limiting plate, with five pairs of clamping strip settings in the bottom of second connecting plate and third connecting plate, can control clamping strip through the removal of second connecting plate and third connecting plate and put grabbing of syringe needle, greatly reduced worker's work burden, the amount of production has also been increased simultaneously.

Drawings

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

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;

fig. 4 is a schematic diagram of a second connecting plate structure of the present invention.

The reference numbers in the figures illustrate:

1. mounting a shell; 2. a first motor; 3. a first connecting shaft; 4. a second connecting shaft; 5. a first chain; 6. a storage plate; 7. a servo transplanting frame; 8. a first cylinder; 9. a first connecting plate; 10. a connector; 11. an object clamping claw; 12. a support frame; 13. a second motor; 14. a second chain; 15. a third chain; 16. a third connecting shaft; 17. a fourth connecting shaft; 18. a fourth chain; 19. a support plate; 20. a limiting rod; 21. a first connecting frame; 22. a fixed seat; 23. a U-shaped head; 24. a first mechanical joint arm; 25. a second mechanical knuckle arm; 26. connecting the movable head; 27. a reinforcing plate; 28. a limiting plate; 29. a fixing bolt; 30. connecting blocks; 31. a first connecting bar; 32. a second connecting plate; 33. a second connecting strip; 34. a third connecting plate; 35. an object clamping strip; 36. a first slider; 37. a second slider; 38. moving the plate; 39. a material receiving plate; 40. a reinforcing seat; 41. a material conveying barrel; 42. a second cylinder; 43. a positioning bar; 44. a feeding vibration disc; 45. a third cylinder; 46. a second link frame; 47. a fourth cylinder; 48. a material pressing plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, the automatic needle feeding device includes a mounting housing 1, a first motor 2 is connected to the bottom of the mounting housing 1 through a screw thread, an output end of the first motor 2 is rotatably connected to a first connecting shaft 3 through a second chain 14, two first chains 5 symmetrically arranged are rotatably connected to an outer wall of the first connecting shaft 3, a second connecting shaft 4 is rotatably connected to an inner wall of one end of the first chain 5 far from the first connecting shaft 3, first chain 5 and second connecting axle 4 all are located the inside of installation shell 1, and the top of first chain 5 evenly is provided with puts thing board 6, and the top of installation shell 1 is provided with servo transplanting frame 7, and servo transplanting frame 7's bottom swing joint has first cylinder 8, and first cylinder 8's bottom is provided with first connecting plate 9, and the bottom of first connecting plate 9 evenly has article clamping claw 11 through connector 10 swing joint.

In this embodiment, set up first motor 2 in the bottom of installation shell 1, can drive first chain 5 through first motor 2 and the second chain 14 and the first connecting axle 3 of setting mutually support and rotate, it just can follow the operation to set up the thing board 6 of putting on first chain 5, the thing board 6 of putting that sets up is used for placing the bubble cap shell that holds the syringe needle, transplant the servo frame 7 setting at the top of installation shell 1, can drive and set up and remove around the first cylinder 8 of its bottom, the rethread first cylinder 8 drives and sets up and moves from top to bottom through the clamp claw 11 of connecting of connector 10 on the first connecting plate 9 of its bottom, the bubble housing on the thing board of opposition snatchs the aversion.

Specifically, the back of installation shell 1 is provided with support frame 12, the one end bottom that installation shell 1 was kept away from to support frame 12 is provided with second motor 13, the output of second motor 13 rotates through third chain 15 and is connected with third connecting axle 16, the outer wall of third connecting axle 16 rotates through the fourth chain 18 that two symmetries set up and is connected with fourth connecting axle 17, third connecting axle 16, fourth chain 18 and fourth connecting axle 17 all are located inside support frame 12, the outer wall of fourth chain 18 evenly is provided with gag lever post 20, the inside of support frame 12 evenly is provided with backup pad 19.

In this embodiment, set up second motor 13 in the one end bottom of installing shell 1 is kept away from to support frame 12, can drive fourth chain 18 through second motor 13 and third chain 15 and the mutual cooperation of third connecting axle 16 and rotate, the gag lever post 20 that sets up on it just can follow it and remove, set up the inside of support frame 12 again with backup pad 19, can follow the position that the bubble cap shell of grabbing the coming on putting thing board 6 and deposit through its restriction, the removal of rethread gag lever post 20 drives the bubble cap shell and removes along the recess that sets up in backup pad 19.

Specifically, the top of support frame 12 is provided with fixing base 22 through first link 21, the top swing joint of fixing base 22 has the U-shaped head 23, the top swing joint of U-shaped head 23 has first mechanical joint arm 24, the one end swing joint that U-shaped head 23 was kept away from to first mechanical joint arm 24 has second mechanical joint arm 25, the one end swing joint that first mechanical joint arm 24 was kept away from to second mechanical joint arm 25 has connection movable head 26, the bottom of connecting movable head 26 is provided with gusset plate 27, gusset plate 27's bottom is provided with limiting plate 28, the top of support frame 12 is provided with second link 46, the inner wall top of second link 46 evenly is provided with fourth cylinder 47, the bottom of fourth cylinder 47 is provided with pressure flitch 48.

In this embodiment, the fixing seat 22 is disposed at the top of the first connecting frame 21, and can be mutually matched with the U-shaped head 23, the first mechanical joint arm 24, the second mechanical joint arm 25 and the connecting movable head 26, so as to drive the limiting plate 28 disposed at the bottom of the connecting movable head 26 and connected by the reinforcing plate 27 to move, and the pressure plate 48 is disposed at the top of the inner wall of the second connecting frame 46 through the fourth cylinder 47, so as to press the needle head moving to the blister shell at the bottom into the needle head clamping groove.

Specifically, both sides of the support frame 12 are provided with moving plates 38, a receiving plate 39 is slidably connected to the top of the moving plates 38, a feeding vibration plate 44 is arranged on one side of the receiving plate 39, which is far away from the support frame 12, a material conveying cylinder 41 is arranged on one side of the feeding vibration plate 44, which is close to the receiving plate 39, through a reinforcing seat 40, and the material conveying cylinder 41 is located on the top of the receiving plate 39.

In this embodiment, the moving plate 38 is disposed on both sides of the supporting frame 12, and can control the material receiving plate 39 disposed thereon to move, the feeding vibration plate 44 is disposed on a side of the material receiving plate 39 away from the supporting frame 12, and the needles can be conveyed to the material receiving plate 39 through the material conveying cylinder 41 connected to the feeding vibration plate 44.

Specifically, the back of the limiting plate 28 is movably connected with a connecting block 30 through a fixing bolt 29, the top of the connecting block 30 is movably connected with a first connecting bar 31, a second connecting plate 32 is arranged on the front of the first connecting bar 31, a second connecting bar 33 is movably connected with the bottom of the connecting block 30, a third connecting plate 34 is arranged on the front of the second connecting bar 33, a third cylinder 45 is movably connected with the bottom of the connecting block 30, and the third cylinder 45 and the second connecting bar 33 are located on the same horizontal plane.

In this embodiment, set up the connecting block 30 at the back of limiting plate 28, can drive the connecting block 30 through the third cylinder 45 who sets up and move around gim peg 29, be connected to the front of connecting block 30 through first connecting strip 31 with second connecting plate 32, can make it mutually support with the third connecting plate 34 that is connected to the connecting block 30 front through second connecting strip 33, can inwards or outwards open and shut simultaneously through the removal second connecting plate 32 of connecting block 30 and third connecting plate 34.

Specifically, a second cylinder 42 is disposed on a side of the moving plate 38 away from the supporting frame 12, and a positioning bar 43 is disposed at a piston end of the second cylinder 42.

In this embodiment, the second cylinder 42 is disposed on the side of the remoter plate 38 away from the supporting frame 12, and can control the positioning bar 43 connected thereto to move so as to push the needles on the material receiving plate 39 to the same position for easy gripping.

Specifically, the back of the second connecting plate 32 is connected with a first sliding block 36 through threads, the back of the third connecting plate 34 is connected with a second sliding block 37 through threads, the inner walls of the first sliding block 36 and the second sliding block 37 are connected with the outer wall of the limiting plate 28 in a sliding mode, and the bottoms of the second connecting plate 32 and the third connecting plate 34 are connected with five pairs of object clamping strips 35 through threads.

In this embodiment, the second connecting plate 32 and the third connecting plate 34 are connected to the position-limiting plate 28 through the first sliding block 36 and the second sliding block 37, the moving positions of the second connecting plate 32 and the third connecting plate 34 can be controlled through the position-limiting plate 28, the five pairs of object clamping strips 35 are arranged at the bottom of the second connecting plate 32 and the third connecting plate 34, and the grasping and releasing of the needle head by the object clamping strips 35 can be controlled through the movement of the second connecting plate 32 and the third connecting plate 34.

The working principle is as follows:

the utility model discloses, the servo transplanting frame 7 that sets up during the use, first cylinder 8, first connecting plate 9, connector 10 and clamp claw 11 cooperate each other and press from both sides the bubble cap shell to the backup pad 19, and then cooperate through fixing base 22, U-shaped head 23, first mechanical joint arm 24, second mechanical joint arm 25 and connection movable head 26 and drive gusset plate 27 to move, make second connecting plate 32 and third connecting plate 34 control clip strip 35 of gusset plate 27 bottom grab the syringe needle and put on the bubble cap shell, greatly reduced worker's work burden, simultaneously also greatly improved production efficiency, increased the production volume, practiced thrift many unnecessary costs, created more value, set up first motor 2 in the bottom of installation shell 1, can drive first chain 5 to rotate through first motor 2 and second chain 14 and the first connecting axle 3 that set up mutually cooperate, the thing board 6 that sets up on first chain 5 can follow the operation, the arranged object placing plate 6 is used for placing a bubble cap shell for containing a needle head, the servo transplanting frame 7 is arranged at the top of the mounting shell 1, a first air cylinder 8 arranged at the bottom of the servo transplanting frame can be driven to move back and forth, an object clamping claw 11 connected through a connector 10 is driven by the first air cylinder 8 to move up and down on a first connecting plate 9 arranged at the bottom of the servo transplanting frame, and the bubble cap shell on the object placing plate 6 is grabbed and shifted.

The second motor 13 is arranged at the bottom of one end of the support frame 12 far away from the installation shell 1, the second motor 13, the third chain 15 and the third connecting shaft 16 are matched with each other to drive the fourth chain 18 to rotate, the limiting rod 20 arranged on the second motor 13 can move along the fourth chain, the support plate 19 is arranged in the re-support frame 12, the position where the blister shell picked from the object placing plate 6 is stored can be limited through the supporting plate, the blister shell is driven to move along the groove arranged on the support plate 19 through the movement of the limiting rod 20, the fixing seat 22 is arranged at the top of the first connecting frame 21, the fixing seat can be matched with the U-shaped head 23, the first mechanical joint arm 24, the second mechanical joint arm 25 and the connecting movable head 26 to drive the limiting plate 28 arranged at the bottom of the connecting movable head 26 and connected through the reinforcing plate 27 to move, the material pressing plate 48 is arranged at the top of the inner wall of the second connecting frame 46 through the fourth cylinder 47, the needle on the blister shell moved to the bottom of the blister shell can be pressed into the needle slot.

The connecting block 30 is arranged on the back of the limit plate 28, the connecting block 30 can be driven to move around the fixing bolt 29 by the arranged third air cylinder 45, the second connecting plate 32 is connected to the front of the connecting block 30 through the first connecting strip 31, the third connecting plate 34 connected to the front of the connecting block 30 through the second connecting strip 33 can be matched with the connecting block, the second connecting plate 32 and the third connecting plate 34 can be opened and closed inwards or outwards simultaneously through the movement of the connecting block 30, the second connecting plate 32 and the third connecting plate 34 are connected to the limiting plate 28 through the first sliding block 36 and the second sliding block 37 respectively, the moving positions of the second connecting plate 32 and the third connecting plate 34 can be controlled through the limiting plate 28, the five pairs of object clamping strips 35 are arranged at the bottoms of the second connecting plate 32 and the third connecting plate 34, and the grabbing and releasing of the needle heads by the object clamping strips 35 can be controlled through the movement of the second connecting plate 32 and the third connecting plate 34.

The above is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention, and all the technical solutions and the improvement concepts of the present invention should be covered by the scope of the present invention.

Claims

1. Syringe needle automatic feeding equipment, including installation shell (1), its characterized in that: the bottom of the installation shell (1) is in threaded connection with a first motor (2), the output end of the first motor (2) is rotatably connected with a first connecting shaft (3) through a second chain (14), the outer wall of the first connecting shaft (3) is rotatably connected with two first chains (5) which are symmetrically arranged, the inner wall of one end, away from the first connecting shaft (3), of each first chain (5) is rotatably connected with a second connecting shaft (4), the first connecting shaft (3), the first chains (5) and the second connecting shafts (4) are all located inside the installation shell (1), the top of each first chain (5) is uniformly provided with an object placing plate (6), the top of the installation shell (1) is provided with a servo transplanting frame (7), the bottom of the servo transplanting frame (7) is movably connected with a first cylinder (8), the bottom of each first cylinder (8) is provided with a first connecting plate (9), the bottom of the first connecting plate (9) is evenly and movably connected with object clamping claws (11) through connecting heads (10).

2. The automatic needle feeding device according to claim 1, characterized in that: the back of installation shell (1) is provided with support frame (12), the one end bottom that installation shell (1) was kept away from in support frame (12) is provided with second motor (13), the output of second motor (13) is rotated through third chain (15) and is connected with third connecting axle (16), the outer wall of third connecting axle (16) is rotated through fourth chain (18) that two symmetries set up and is connected with fourth connecting axle (17), third connecting axle (16), fourth chain (18) and fourth connecting axle (17) all are located inside support frame (12), the outer wall of fourth chain (18) evenly is provided with gag lever post (20), the inside of support frame (12) evenly is provided with backup pad (19).

3. The automatic needle feeding device according to claim 2, characterized in that: the top of support frame (12) is provided with fixing base (22) through first link (21), the top swing joint of fixing base (22) has U-shaped head (23), the top swing joint of U-shaped head (23) has first mechanical festival arm (24), the one end swing joint that U-shaped head (23) were kept away from in first mechanical festival arm (24) has second mechanical festival arm (25), the one end swing joint that first mechanical festival arm (24) were kept away from in second mechanical festival arm (25) has connection movable head (26), the bottom of connecting movable head (26) is provided with gusset plate (27), the bottom of gusset plate (27) is provided with limiting plate (28).

4. The automatic needle feeding device according to claim 2, characterized in that: the top of support frame (12) is provided with second link (46), the inner wall top of second link (46) evenly is provided with fourth cylinder (47), the bottom of fourth cylinder (47) is provided with pressure flitch (48).

5. The automatic needle feeding device according to claim 2, characterized in that: the both sides of support frame (12) all are provided with movable plate (38), the top sliding connection of movable plate (38) has material receiving plate (39), one side that material receiving plate (39) kept away from support frame (12) is provided with material loading vibration dish (44), one side that material loading vibration dish (44) are close to material receiving plate (39) is provided with material conveying barrel (41) through reinforcing seat (40), material conveying barrel (41) are located the top that material receiving plate (39).

6. The automatic needle feeding device according to claim 3, characterized in that: the back of limiting plate (28) has connecting block (30) through gim peg (29) swing joint, the top swing joint of connecting block (30) has first connecting strip (31), the front of first connecting strip (31) is provided with second connecting plate (32), the bottom swing joint of connecting block (30) has second connecting strip (33), the front of second connecting strip (33) is provided with third connecting plate (34), the bottom swing joint of connecting block (30) has third cylinder (45), third cylinder (45) are located same horizontal plane with second connecting strip (33).

7. The automatic needle feeding device according to claim 5, characterized in that: and a second cylinder (42) is arranged on one side, away from the support frame (12), of the moving plate (38), and a positioning strip (43) is arranged at the tail end of a piston of the second cylinder (42).

8. The automatic needle feeding device according to claim 6, characterized in that: the back threaded connection of second connecting plate (32) has first sliding block (36), the back threaded connection of third connecting plate (34) has second sliding block (37), the inner wall of first sliding block (36) and second sliding block (37) and the outer wall sliding connection of limiting plate (28), the equal threaded connection in bottom of second connecting plate (32) and third connecting plate (34) has five pairs of double-layered article strip (35).