CN216582880U

CN216582880U - Automatic needle feeding mechanism

Info

Publication number: CN216582880U
Application number: CN202122705679.2U
Authority: CN
Inventors: 钱军; 陈晶明; 徐广全; 王子尧; 刘立舰
Original assignee: Suzhou Di'aituo Experimental Instrument Co ltd
Current assignee: Suzhou Di'aituo Experimental Instrument Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-05-24
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses an automatic needle feeding mechanism, which relates to the field of transfusion needles and comprises a fixed frame, wherein a stock bin assembly is arranged on the fixed frame, the stock bin assembly is arranged in an inclined shape, a needle clamping assembly is arranged above the stock bin assembly, one side of the needle clamping assembly is connected with a first air cylinder through a first connecting seat, one side of the first air cylinder is provided with a rotating assembly, one side of the rotating assembly is provided with a sleeve supporting assembly, a jacking assembly is arranged below the stock bin assembly on the fixed frame, and the automatic needle feeding mechanism further comprises a control assembly. According to the utility model, the first air cylinder drives the needle clamping assembly to move downwards to clamp the needle, the rotating assembly drives the first air cylinder to rotate to a horizontal state, and the first air cylinder drives the needle clamping assembly to move horizontally to the sleeve supporting assembly to insert the needle.

Description

Automatic needle feeding mechanism

Technical Field

The utility model relates to the field of infusion needles, in particular to an automatic needle feeding mechanism.

Background

The needle needs to be inserted into the sleeve in the production process of the infusion needle, the needle feeding mechanism in the prior art generally uses a servo module to drive a manipulator and then drive a clamping jaw to clamp the needle, the servo module needs to drive the clamping jaw to move downwards to clamp the needle and then drive the clamping jaw to move rightwards to the sleeve to insert the needle, and the servo module moving in two directions is needed at the moment, so that the occupied space is large, the cost is high, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing an automatic needle feeding mechanism which has small occupied area, high efficiency and low cost.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the automatic needle feeding mechanism comprises a fixed frame, a bin assembly is arranged on the fixed frame, the bin assembly is arranged in an inclined shape, a needle can roll to the center of the bin assembly, a needle clamping assembly for clamping the needle is arranged above the stock bin assembly, one side of the needle clamping assembly is connected with a first air cylinder for driving the needle clamping assembly to move through a first connecting seat, one side of the first cylinder is provided with a rotating component for driving the first cylinder to rotate, one side of the rotating component is provided with a sleeve supporting component for supporting the sleeve, the fixed frame is provided with a jacking component which is used for jacking the needle on the stock bin component to the needle clamping component and is positioned below the stock bin component, the automatic needle feeding mechanism also comprises a control component, the needle clamping assembly, the first air cylinder, the rotating assembly, the sleeve supporting assembly and the jacking assembly are respectively and electrically connected with the control assembly.

Further, the method comprises the following steps: the clamping needle assembly comprises a pair of first clamping jaws which are symmetrically arranged, the first clamping jaws are connected with a first clamping jaw cylinder through a connecting piece, and the first clamping jaw cylinder is electrically connected with a control mechanism.

Further, the method comprises the following steps: the rotating assembly comprises a rotating shaft, the outer surface sleeve of the rotating shaft is provided with a connecting block, the rotating shaft is fixedly connected with the connecting block, the fixed end of the first cylinder is fixedly connected with the connecting block, the two ends of the rotating shaft penetrate through the fixing frame and are rotatably connected with the fixing frame, the outer surface fixed connection of one end of the rotating shaft is provided with a swing arm, one end, far away from the connecting block, of the swing arm is rotatably connected with a second cylinder through a connecting piece, the fixed end of the second cylinder is rotatably connected with the fixing frame through a connecting piece, and the second cylinder is electrically connected with the control assembly.

Further, the method comprises the following steps: the feed bin subassembly includes the feed bin, the feed bin includes the connecting plate and sets up the board at the connecting plate both ends that leans out, the symmetry is provided with logical groove on the connecting plate, and the needle can roll to logical inslot from the board of slope, the below fixedly connected with fixed plate of connecting plate, the fixed plate is fixed to be set up on the mount.

Further, the method comprises the following steps: the jacking assembly comprises a plurality of top plates, the top plates correspond to the through grooves in position and can pass through the through grooves, the end parts of the top plates on the outer sides are arranged into inclined shapes, the top plates on the inner sides are inclined downwards along the direction of the storage bin, the end parts of the top plates on the inner sides are arranged into V-shaped grooves, the top plates are connected through second connecting seats, a third air cylinder is fixedly connected to the lower portion of the second connecting seats, the driving shaft of the third air cylinder is fixedly connected with the lower end face of the second connecting seats, the fixed end of the third air cylinder is fixedly arranged on a fixing frame, and the third air cylinder is electrically connected with the control assembly.

Further, the method comprises the following steps: the casing supporting component comprises a set of second clamping jaws symmetrically arranged, the opening of the second clamping jaw faces the needle clamping assembly, one side of the second clamping jaw is provided with a second clamping jaw cylinder used for driving the second clamping jaw to open or close relatively, a third connecting seat is arranged on the second clamping jaw cylinder, a fourth cylinder used for driving the third connecting seat to move horizontally is arranged on one side of the third connecting seat, and the fourth cylinder is electrically connected with the control component.

Further, the method comprises the following steps: the first clamping jaw and the second clamping jaw are both provided with two groups, and the positions of the first clamping jaw and the second clamping jaw correspond to each other.

The utility model has the beneficial effects that: according to the utility model, the first air cylinder drives the needle clamping assembly to move downwards to clamp the needle, the rotating assembly drives the first air cylinder to rotate to a horizontal state, and the first air cylinder drives the needle clamping assembly to move horizontally to the sleeve supporting assembly to insert the needle.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic needle feeding mechanism;

FIG. 2 is a schematic structural view of the needle clamping assembly;

FIG. 3 is a schematic structural view of a rotating assembly;

FIG. 4 is a schematic structural view of a silo assembly and a jacking assembly;

FIG. 5 is a schematic structural view of the cannula support assembly;

labeled as: 1. a fixed mount; 2. a bin assembly; 3. a needle clamping assembly; 4. a rotating assembly; 5. a cannula support assembly; 6. a jacking assembly; 7. a first cylinder; 21. a fixing plate; 22. a connecting plate; 23. a through groove; 31. a first jaw; 32. a first jaw cylinder; 41. a rotating shaft; 42. connecting blocks; 43. swinging arms; 44. a second cylinder; 51. a second jaw; 53. a fourth cylinder; 61. a top plate; 62. a V-shaped groove; 63. and a third cylinder.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

As shown in fig. 1 and 2, an embodiment of the present application provides an automatic needle feeding mechanism, which includes a fixing frame 1, a bin assembly 2 is disposed on the fixing frame 1, the bin assembly 2 is disposed in an inclined shape, a needle can roll to a central position of the bin assembly 2, a needle clamping assembly 3 for clamping the needle is disposed above the bin assembly 2, a first cylinder 7 for driving the needle clamping assembly 3 to move is connected to one side of the needle clamping assembly 3 through a first connecting seat, a rotating assembly 4 for driving the first cylinder 7 to rotate is disposed on one side of the first cylinder 7, a cannula supporting assembly 5 for supporting a cannula is disposed on one side of the rotating assembly 4, a jacking assembly 6 for jacking the needle on the bin assembly 2 onto the needle clamping assembly 3 is disposed on the fixing frame 1 below the bin assembly 2, the automatic needle feeding mechanism further comprises a control assembly, and the needle clamping assembly 3, the first air cylinder 7, the rotating assembly 4, the sleeve supporting assembly 5 and the jacking assembly 6 are respectively and electrically connected with the control assembly.

The bin assembly 2 is arranged to be inclined, so that the needle can conveniently slide to the central position of the bin assembly 2 from the bin, the needle can be conveniently jacked up, and then the needle clamping assembly 3 can conveniently clamp the needle.

The needle and the cannula are products, and the needle needs to be inserted into the cannula in the production process of the infusion needle.

The cannula support assembly 5 is used to support a cannula for insertion of a needle into the cannula.

First, the needle is placed into the magazine assembly 2, the needle slides from the high of the magazine assembly 2 to the low of the magazine assembly 2, namely, the through groove 23 at the central position, the jacking component 6 jacks up the needle and drives the needle to jack up to the needle clamping component 3, the first air cylinder 7 extends out to drive the needle clamping component to move downwards, the needle clamping component 3 clamps the needle, then the first air cylinder 7 retracts to drive the needle clamping component to move upwards, the rotating component 4 drives the first air cylinder to rotate, thereby driving the needle clamping component to rotate to the horizontal state, and at the moment, the cannula is placed on the cannula supporting component 5, the first air cylinder 7 extends out to drive the needle clamping component to horizontally move to the cannula supporting component 5, the needle clamping component 3 is released, the needle is placed in the cannula, then the first air cylinder 7 retracts, the rotating assembly drives the needle clamping assembly to rotate to the vertical state, and the operation is repeated.

On the basis, as shown in fig. 2, the needle clamping assembly 3 includes a pair of first clamping jaws 31 symmetrically arranged, the first clamping jaws 31 are connected with a first clamping jaw cylinder 32 through a connecting piece, and the first clamping jaw cylinder 32 is electrically connected with the control mechanism.

The first clamping jaw air cylinder 32 drives the first clamping jaw 31 to open or close, so that the needle is clamped or loosened.

On the basis, as shown in fig. 3, rotating assembly 4 includes axis of rotation 41, the surface cover of axis of rotation 41 is equipped with connecting block 42, axis of rotation 41 and connecting block 42 fixed connection, the stiff end and the connecting block 42 fixed connection of first cylinder 7, the both ends of axis of rotation 41 are passed mount 1 and are rotated with mount 1 and be connected, the outer fixed surface of axis of rotation 41 one end is connected with swing arm 43, the one end that connecting block 42 was kept away from to swing arm 43 is rotated through the connecting piece and is connected with second cylinder 44, the stiff end of second cylinder 44 passes through the connecting piece and is connected with mount 1 rotation, second cylinder 44 and control assembly electrical connection.

The second cylinder 44 drives the swing arm 43 to swing, so as to drive the rotation shaft 41 to rotate, the rotation shaft 41 rotates to drive the connecting block 42 to rotate, and the needle clamping assembly 3 on the connecting block 42 also rotates along with the rotation, so that the needle clamping assembly continuously clamps the needle and inserts the needle on the sleeve, a manipulator is replaced to reciprocate, the cost is reduced, the working efficiency is improved, and meanwhile, the accuracy of the needle inserting is also improved.

On the basis, as shown in fig. 4, the stock bin assembly 2 comprises a stock bin, the stock bin comprises a connecting plate 22 and outwards-inclined plates arranged at two ends of the connecting plate 22, through grooves 23 are symmetrically arranged on the connecting plate 22, needles can roll down into the through grooves 23 from the inclined plates, a fixing plate 21 is fixedly connected to the lower portion of the connecting plate 22, and the fixing plate 21 is fixedly arranged on the fixing frame 1.

The needles are all placed in the storage bin, slide down to the connecting plate from the inclined plate and then fall into the through groove 23, and the jacking assembly 6 jacks up the needles from the through groove.

On the basis, jacking subassembly 6 includes a plurality of roofs 61, roof 61 corresponds with the position that leads to groove 23, and can follow and lead to the interior through groove 23, and the tip of the roof 61 in the outside sets to the slope form, from the direction downward sloping of feed bin, and V type groove 62 is set to the tip of inboard roof 61, and a plurality of roofs 61 pass through the second connecting seat to be connected, the below fixedly connected with third cylinder 63 of second connecting seat, the drive shaft of third cylinder 63 and the lower terminal surface fixed connection of second connecting seat, the fixed end of third cylinder 63 is fixed to be set up on mount 1, third cylinder 63 and control assembly electrical connection.

The end of the outer top plate 61 is arranged to be inclined for the needle to slide down into the V-groove 62.

The V-shaped groove fixes the needle when the needle is jacked by the top plate, and the needle is prevented from sliding down in the jacking process.

The third cylinder 63 drives the top plate 61 to move upwards so as to lift the needle to the needle clamping assembly 3, and the first clamping jaw cylinder 32 drives the first clamping jaw 31 to open and close so as to clamp the needle.

On the basis, the sleeve supporting component 5 comprises a group of second clamping jaws 51 which are symmetrically arranged, the opening of the second clamping jaw 51 faces the needle clamping assembly 3, one side of the second clamping jaw 51 is provided with a second clamping jaw cylinder which is used for driving the second clamping jaw 51 to be relatively opened or closed, a third connecting seat is arranged on the second clamping jaw cylinder, one side of the third connecting seat is provided with a fourth cylinder 53 which is used for driving the third connecting seat to horizontally move, and the fourth cylinder 53 is electrically connected with the control component.

The second jaw cylinder drives the second jaw 51 to open or close, thereby clamping the cannula and facilitating insertion of the needle into the cannula.

The fourth air cylinder 53 is used for driving the third connecting seat to move horizontally, so as to drive the second clamping jaw to move horizontally.

When the first clamping jaw rotates to the position corresponding to the second clamping jaw, the fourth cylinder drives the second clamping jaw to move towards the direction close to the first clamping jaw, so that the first clamping jaw can insert the needle into the second clamped sleeve.

On the basis, the first clamping jaw 31 and the second clamping jaw 51 are provided with two groups, and the first clamping jaw 31 corresponds to the second clamping jaw 51 in position.

The first clamping jaw 31 and the second clamping jaw 51 are provided with two groups, so that two needles can be simultaneously loaded on the automatic needle loading mechanism, and the working efficiency is improved.

The first clamping jaw 31 and the second clamping jaw 51 correspond in position, so that the needle can be accurately inserted into the sleeve, and the accuracy of inserting the needle is improved.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automatic needle mechanism of going up, including mount (1), its characterized in that: the automatic needle feeding mechanism is characterized in that a bin assembly (2) is arranged on the fixing frame (1), the bin assembly (2) is arranged to be inclined, a needle can roll to the center of the bin assembly (2), a needle clamping assembly (3) used for clamping the needle is arranged above the bin assembly (2), one side of the needle clamping assembly (3) is connected with a first air cylinder (7) used for driving the needle clamping assembly (3) to move through a first connecting seat, a rotating assembly (4) used for driving the first air cylinder (7) to rotate is arranged on one side of the first air cylinder (7), a sleeve supporting assembly (5) used for supporting a sleeve is arranged on one side of the rotating assembly (4), a jacking assembly (6) used for jacking the needle on the bin assembly (2) to the needle clamping assembly (3) is arranged below the bin assembly (2) on the fixing frame (1), and the automatic needle feeding mechanism further comprises a control assembly, the needle clamping assembly (3), the first air cylinder (7), the rotating assembly (4), the sleeve supporting assembly (5) and the jacking assembly (6) are electrically connected with the control assembly respectively.

2. The automatic needle feeding mechanism according to claim 1, wherein: the needle clamping assembly (3) comprises a pair of first clamping jaws (31) which are symmetrically arranged, the first clamping jaws (31) are connected with first clamping jaw air cylinders (32) through connecting pieces, and the first clamping jaw air cylinders (32) are electrically connected with a control mechanism.

3. The automatic needle feeding mechanism according to claim 1, wherein: rotating assembly (4) includes axis of rotation (41), the outer surface cover of axis of rotation (41) is equipped with connecting block (42), axis of rotation (41) and connecting block (42) fixed connection, the stiff end and connecting block (42) fixed connection of first cylinder (7), the both ends of axis of rotation (41) are passed mount (1) and are rotated with mount (1) and be connected, the outer fixed surface of axis of rotation (41) one end is connected with swing arm (43), the one end that connecting block (42) were kept away from in swing arm (43) is rotated through the connecting piece and is connected with second cylinder (44), the stiff end of second cylinder (44) passes through the connecting piece and rotates with mount (1) to be connected, second cylinder (44) and control assembly electrical connection.

4. The automatic needle feeding mechanism according to claim 1, wherein: feed bin subassembly (2) include the feed bin, the feed bin includes connecting plate (22) and sets up the board at the leaning out at connecting plate (22) both ends, the symmetry is provided with logical groove (23) on connecting plate (22), and the needle can roll to logical inslot (23) from the board of slope, the below fixedly connected with fixed plate (21) of connecting plate (22), fixed setting on mount (1) of fixed plate (21).

5. The automatic needle feeding mechanism according to claim 4, wherein: jacking subassembly (6) include a plurality of roofs (61), roof (61) correspond with the position that leads to groove (23), and can follow and lead to the interior V type groove (62) of setting to the tip of groove (23), the tip of roof (61) in the outside slope form, from the direction downward sloping of feed bin, the tip of inboard roof (61) is connected to V type groove (62), and a plurality of roofs (61) are connected through the second connecting seat, the below fixedly connected with third cylinder (63) of second connecting seat, the drive shaft of third cylinder (63) and the lower terminal surface fixed connection of second connecting seat, the fixed end of third cylinder (63) is fixed to be set up on mount (1), third cylinder (63) and control assembly electrical connection.

6. The automatic needle feeding mechanism according to claim 2, wherein: casing supporting component (5) is including a set of second clamping jaw (51) that the symmetry set up, the opening of second clamping jaw (51) is towards clamping needle subassembly (3), one side of second clamping jaw (51) is provided with and is used for driving second clamping jaw (51) and opens or closed second clamping jaw cylinder relatively, be provided with the third connecting seat on the second clamping jaw cylinder, one side of third connecting seat is provided with fourth cylinder (53) that are used for driving third connecting seat horizontal migration, fourth cylinder (53) and control assembly electric connection.

7. The automatic needle feeding mechanism according to claim 6, wherein: the first clamping jaw (31) and the second clamping jaw (51) are provided with two groups, and the positions of the first clamping jaw (31) and the second clamping jaw (51) correspond to each other.