CN114751186A

CN114751186A - Automatic feeding device

Info

Publication number: CN114751186A
Application number: CN202210466039.7A
Authority: CN
Inventors: 廖宝城; 吕文进; 高金翱
Original assignee: Marujiang Automation Equipment Kunshan Co ltd
Current assignee: Marujiang Automation Equipment Kunshan Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-07-15

Abstract

The invention discloses an automatic feeding device which comprises a feeding mechanism, a material taking mechanism and a material taking clamp, wherein the feeding mechanism, the material taking mechanism and the material taking clamp are positioned on a rack; the feeding mechanism comprises a feeding disc and a receiving part corresponding to the feeding disc in position, the feeding disc rotates to move the needle cylinders to be located in the material taking range of the material taking mechanism on the receiving part, the material taking mechanism comprises a fixing device and a material taking lifting assembly for driving the fixing device to move, the needle cylinders are placed in batch by the material taking mechanism in a material taking clamp located below the material taking mechanism, and the material taking clamp clamps a plurality of needle cylinders located inside the material taking clamp. The automatic batch loading device can automatically load the needle cylinders in batches, and improve the processing efficiency of subsequent injector assembly.

Description

Automatic feeding device

Technical Field

The invention relates to the field of medical instruments, in particular to an automatic feeding device.

Background

The syringe is a common medical appliance, and in a medical system, the disposable syringe is widely used, because the disposable syringe does not need to be sterilized when being used, and a user only needs to tear off an outer package, so that the disposable syringe has the advantages of convenience in use, safety and sanitation. The injector can be used as a medical appliance and can also be used for medicine research and development, and scientific instruments such as a plurality of chromatography inject through a rubber diaphragm, so that the market demand of the injector is huge.

The syringe includes the cylinder, is provided with the cavity in the cylinder for the liquid of splendid attire injection, and cylinder upper portion outward flange is provided with finger hook portion, and the convenience is fixed the cylinder through the finger when the injection.

The injector is assembled by loading the syringe, and in order to improve the assembly efficiency, the device must have the capability of batch loading the syringe, so an automatic loading device is needed to solve the above problems.

Disclosure of Invention

In order to overcome the defects, the invention aims to provide an automatic feeding device which can automatically feed syringes in batches and improve the processing efficiency of subsequent syringe assembly.

In order to achieve the above purposes, the invention adopts the technical scheme that: an automatic feeding device comprises a rack, a feeding mechanism, a material taking mechanism and a material taking clamp, wherein the feeding mechanism, the material taking mechanism and the material taking clamp are positioned on the rack; the feeding mechanism comprises a feeding disc and a receiving part corresponding to the feeding disc in position, the feeding disc rotates to move the needle cylinders to be located in the material taking range of the material taking mechanism on the receiving part, the material taking mechanism comprises a fixing device and a material taking lifting assembly for driving the fixing device to move, the needle cylinders are placed in batch by the material taking mechanism in a material taking clamp located below the material taking mechanism, and the material taking clamp clamps a plurality of needle cylinders located inside the material taking clamp.

Preferably, a plurality of first draw-in grooves that are used for holding the cylinder have been seted up on the charging tray, it is located to offer a plurality of being used for receiving on the receiving piece the second draw-in groove of the cylinder in the first draw-in groove, each cell wall of second draw-in groove is the straight-tooth form, each cell wall of first draw-in groove is the skewed tooth form, the cell wall of first draw-in groove is towards the direction of rotation slope of charging tray, when the charging tray rotates, is convenient for will treat that the material of carrying is carried to receiving one by one and is gone into in the second draw-in groove in proper order.

Preferably, the receiver moves towards the direction close to or far away from the upper tray, the moving track of the receiver is a straight line, the distance between any two adjacent first clamping grooves on the upper tray is equal to the distance between any two second clamping grooves of the receiver, and materials to be conveyed on the first clamping grooves can be sequentially clamped into the second clamping grooves one by one.

Preferably, the feeding mechanism further comprises a translation assembly and a telescopic assembly, the translation assembly comprises a translation motor, a sliding seat and a first sliding rail arranged along the width direction of the rack, the receiving piece is connected with the screw rod through a sliding seat, the translation motor drives the screw rod to rotate, so that the receiving piece moves back and forth along the first sliding rail, the telescopic assembly comprises a telescopic cylinder and a second sliding rail positioned on the sliding seat, the telescopic cylinder drives the receiving piece to move towards the direction close to or far away from the material taking mechanism, the receiving piece is driven by the translation assembly to horizontally move along the width direction of the rack, so that the receiving piece makes linear motion, on one hand, needle cylinders sequentially enter second clamping grooves in the receiving piece in batches to be fed, and on the other hand, the receiving piece with the needle cylinders can be moved to a material pushing assembly to facilitate subsequent feeding; through telescopic component adjustment receive the position distance between piece and the last charging tray, allotment receive the position distance between piece and the last charging tray, also guarantee simultaneously when receiving the piece and reseing, can not produce the collision between the material dish of going up.

Preferably, the material loading disc includes two at least disk bodies and the material loading track of mutual parallel arrangement, and two disk bodies set up with one heart, and the first draw-in groove of two disk bodies sets up relatively, with the corresponding department in material loading disc position still is provided with dials the material subassembly, dial the material subassembly including fixed group's material piece one and group piece two that set up, dial the material piece one and be located the material loading disc be close to the edge of receiving piece one side, dial the material piece two and be located the material loading disc is close to one side of material loading track, just dial on the material piece one dial material piece one with dial in the material piece two on the material piece two in the middle of forming the confession the crowded material cell body that the cylinder passes through, through setting up two at least disk bodies, make the both ends card of cylinder go into the first draw-in groove of two disk bodies respectively, through two joint sites about forming to the cylinder, ensure that the material transportation process is steady.

Preferably, still including pushing away material subassembly and striker assembly, push away material subassembly is including pushing away the material cylinder and being located the scraping wings of receiving the piece below, push away material cylinder piston rod and stretch out and drive scraping wings rebound, push out the cylinder second draw-in groove on the receiving piece, work as the material subassembly including striker cylinder and being close to the striker plate that the receiving piece set up, be located the cylinder in the second draw-in groove on the receiving piece is upwards ejecting in batches under the effect of scraping wings on the receiving piece, be convenient for carry out subsequent processing, in the process of the upwards ejecting receiving piece of cylinder, the striker plate is located the one side that is close to the second draw-in groove on the receiving piece, can effectually prevent to drop from the second draw-in groove when the material is ejected.

Preferably, get material lifting unit and include the lift guide arm, be located just follow in the frame lift support and the lift cylinder that frame length direction round moved, the lift cylinder drive fixing device reciprocates along the lift guide arm, fixing device includes the fixed plate, is located first fixed subassembly on the fixed plate and being located the fixed subassembly of second at fixed plate length direction both ends, the fixed subassembly of second includes pneumatic clamping jaw expansion plate and follows two expansion plates of the length direction parallel arrangement of fixed plate, relative motion is done to the direction of two telescopic links of pneumatic clamping jaw drive towards or the hook portion of keeping away from on the cylinder, presss from both sides tightly fixedly through the lower surface of expansion plate to the hook portion of cylinder, ensures can not take place the phenomenon that the cylinder dropped in the in-process of cylinder transportation in batches.

Preferably, the first fixing component comprises a plurality of fixing rods and a first spring, each fixing rod is movably connected with the fixing plate through a fixing ring, a protruding portion matched with the inner diameter of the cavity of the needle cylinder is arranged at the bottom of each fixing rod, the spring is sleeved on each fixing rod, one end of each fixing rod is abutted to the bottom of the corresponding fixing ring, the other end of each fixing rod is abutted to the upper surface of a positioning ring on each fixing rod, when the first spring is in a compressed state, the fixing rods move up and down along the corresponding fixing rings, and through the arrangement of the protruding portions 3213, when the needle cylinder 4 is clamped, the protruding portions 3213 are firstly inserted into the cavity of the needle cylinder 4 to position the needle cylinder 4, so that the first fixing component 321 and the second fixing component 323 can clamp the needle cylinder 4; on the other hand, when the convex portion 3213 is inserted into the cavity 41, the needle cylinder 4 can be fixed during the process of clamping and transferring the needle cylinder 4, and the needle cylinder 4 is prevented from shaking during the moving process.

Preferably, the material taking clamp comprises a vertical plate and a driving device, the vertical plate is provided with a plurality of discharging grooves for placing the needle cylinders, the driving device comprises a material shifting plate, a moving plate and a driving piece for driving the moving plate to move along the length direction of the vertical plate, the material shifting plate is located in the discharging grooves and can move back and forth along the length direction of the discharging grooves, the moving plate is provided with a plurality of shifting pins corresponding to the positions of the material shifting plate, and when the driving piece drives the moving plate to move, the shifting pins push the corresponding material shifting plate to move in the direction of clamping or loosening the needle cylinders.

Preferably, the material shifting plate is connected with a fixed block in the movable plate through a movable rod, a second spring is wrapped on a part, located between the fixed block and the material shifting plate, of the movable rod, a clamping cavity for clamping a needle cylinder is formed by the material shifting plate and one side wall in the material discharging groove, the material shifting plate moves back and forth in the material discharging groove to clamp and release the needle cylinder, and meanwhile the springs provide power for resetting the material shifting plate.

The invention has the beneficial effects that:

according to the invention, through the mutual matching of the feeding mechanism, the material taking mechanism and the material taking clamp, the needle cylinders on the feeding plate are transferred to the receiving part by the rotation of the feeding plate in the feeding mechanism, so that the needle cylinders are quickly and orderly arranged, and the subsequent material taking mechanism can conveniently carry out batch feeding; a material taking lifting assembly in the material taking mechanism transfers a fixing device to the position above a receiving piece, and the fixing device is arranged to clamp and take the orderly arranged needle cylinders on the receiving piece; the material taking mechanism is used for clamping the needle cylinders in batches and then transferring the needle cylinders to the material taking clamp, and the needle cylinders placed in the material taking clamp are clamped and positioned by the material taking clamp, so that the needle cylinders can conveniently enter the next assembly procedure in batches, and the processing efficiency of subsequent injector assembly is improved.

Drawings

FIG. 1 is an isometric view of the overall structure of a preferred embodiment of the invention;

FIG. 2 is a schematic diagram of a feeding mechanism according to a preferred embodiment of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is a schematic view of a material extracting mechanism according to a preferred embodiment of the present invention;

FIG. 5 is a schematic view of another perspective of a material extracting mechanism according to a preferred embodiment of the present invention;

FIG. 6 is an enlarged view of B in FIG. 5;

FIG. 7 is a schematic view of a first fixing assembly according to a preferred embodiment of the present invention;

FIG. 8 is a schematic view of a syringe according to a preferred embodiment of the present invention

FIG. 9 is a schematic view of a material-fetching clamp structure according to a preferred embodiment of the present invention;

FIG. 10 is a sectional view of a portion of a material handling fixture in accordance with a preferred embodiment of the present invention;

FIG. 11 is a schematic view of a part of a material-fetching clamp according to a preferred embodiment of the present invention;

in the figure: 1. a frame; 2. a feeding mechanism; 21. feeding a material plate; 211. a tray body; 212. a feeding track; 22. a first card slot; 23. a receiver; 24. a second card slot; 25. a translation assembly; 251. a translation motor; 252. a first slide rail; 253. a sliding seat; 254. a screw rod; 26. a telescoping assembly; 261. a telescopic cylinder; 262. a second slide rail; 27. a material pushing assembly; 271. a material pushing cylinder; 272. a material pushing plate; 28. the material blocking component; 281. a material blocking cylinder; 282. a striker plate; 29. a material poking component; 291. a material pulling block I; 292. a material stirring block II; 293. a material stirring surface I; 294. stirring the material surface II; 3. a material taking mechanism; 31. a material taking lifting assembly; 311. a lifting cylinder; 312. a lifting guide rod; 313. a lifting support; 32. a fixing device; 321. a first fixed component; 3211. fixing the rod; 3212. fixing the circular ring; 3213. a boss portion; 3214. a first spring; 3215. a positioning ring; 322. a fixing plate; 323. a second fixed component; 3231. a pneumatic clamping jaw; 3232. a retractable plate; 4. a needle cylinder; 41. a cavity; 42. a hook portion; 5. a material taking clamp; 51. a drive device; 511. a drive member; 512. a kick-out plate; 513. pulling a pin; 514. a second spring; 515. moving the plate; 516. a travel bar; 518. a fixed block; 52. riser, 54, storage tank.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.

Referring to fig. 1 to 11, the automatic feeding device in the present embodiment includes a frame 1, including a feeding mechanism 2, a material taking mechanism 3, and a material taking clamp 5, which are located on the frame 1; the feeding mechanism 2 comprises a feeding tray 21 and receiving pieces 23 corresponding to the feeding tray 21 in position, the feeding tray 21 rotates to sequentially move the needle cylinders 4 to the receiving pieces 23 located in the material taking range of the material taking mechanism 3, the feeding tray 21 can be driven by a feeding motor (not shown in the figure), the feeding motor is arranged in a mode of being spaced from the feeding tray 21, when the feeding tray 21 is driven by the feeding motor to rotate, the needle cylinders located in the first clamping grooves 22 on the feeding tray 21 sequentially enter the second clamping grooves 24 on the receiving pieces 23 which move linearly, so that the needle cylinders are rapidly and orderly arranged, and the subsequent next station can take materials conveniently;

the material taking mechanism 3 comprises a fixing device 32 and a material taking lifting assembly 31 for driving the fixing device 32 to move, the needle cylinders 4 are placed in the material taking clamp 5 below the material taking mechanism 3 in batches through the material taking mechanism 3, the fixing device 32 is used for clamping and fixing the needle cylinders 4 in batches, and the material taking lifting assembly 31 is used for driving the fixing device 32 to move up and down to take materials from the needle cylinders on the receiving part 23; the material taking clamp 5 clamps and fixes a plurality of needle cylinders 4 positioned in the material taking clamp.

The feeding motor arranged at the bottom of the rack 1 drives the feeding tray 21 to rotate, needle cylinders are sequentially fed onto the feeding turntable 21 through the feeding rail 212, when the feeding tray 21 rotates (see the rotating direction of the feeding tray marked in fig. 2), the receiving part 23 moves towards the position far away from the feeding tray 21, as the feeding tray 21 corresponds to the position of the receiving part 23, the needle cylinders sequentially move onto the receiving part 23 under the rotation of the feeding tray 21, the taking mechanism 3 moves to the position above the receiving part along the moving slide rail on the rack 1, the needle cylinders on the receiving part 23 are taken by the fixing device 32 and reset after taking, at the moment, the reset taking mechanism 3 corresponds to the position of the taking clamp 5, and the piston rod of the taking lifting assembly 31 extends out to drive the clamped needle cylinders to move downwards and put into the taking clamp 5, the automatic feeding of the needle cylinder is realized.

Referring to fig. 2 to 3, a plurality of first slots 22 for accommodating the needle cylinder 4 are formed in the feeding tray 21, a plurality of second slots 24 for receiving the needle cylinder 4 in the first slots 22 are formed in the receiving parts 23, each slot wall of each second slot 24 is in a straight tooth shape, each slot wall of each first slot 22 is in a helical tooth shape, the slot wall of each first slot 22 inclines towards the rotating direction of the feeding tray 21, when the feeding tray 21 rotates, materials to be conveyed are conveyed to the receiving parts 23 one by one and are sequentially clamped into the second slots 24, and the needle cylinders 4 are arranged neatly.

The receiving part 23 moves towards the direction close to or far away from the feeding disc 21, the moving track of the receiving part 23 is a straight line, the distance between any two adjacent first clamping grooves 22 on the feeding disc 21 is equal to the distance between any two second clamping grooves 24 of the receiving part 23, and the needle cylinders to be conveyed on the first clamping grooves 22 can be guaranteed to be clamped into the second clamping grooves 24 one by one in order.

The feeding mechanism 2 further comprises a translation assembly 25 and a telescopic assembly 26, the translation assembly 25 comprises a translation motor 251, a sliding seat 253 and a first sliding rail 252 arranged along the width direction of the rack 1, the receiving part 23 is connected with the lead screw 254 through a sliding seat 253, the translation motor 251 drives the lead screw 254 to rotate, so that the receiving part 23 moves back and forth along the first sliding rail 252, the telescopic assembly 26 comprises a telescopic cylinder 261 and a second sliding rail 262 positioned on the sliding seat 253, the telescopic cylinder 261 drives the receiver 23 to move toward or away from the take-up mechanism 3, the translation assembly 25 drives the receiving piece 23 to horizontally move along the width direction of the machine frame 1, so that the receiving piece 23 linearly moves, on one hand, the needle cylinders 4 sequentially enter the second clamping grooves 24 on the receiving piece 23 in batches to be fed, and on the other hand, the receiving piece 23 with the needle cylinders 4 can be moved to the pushing assembly 27 to facilitate subsequent feeding; the telescopic assembly 26 is used for adjusting the position distance between the receiving part 23 and the upper tray 21, and simultaneously ensuring that the receiving part 23 cannot collide with the upper tray 21 when being reset.

The feeding tray 21 comprises at least two tray bodies 211 and a feeding track 212 which are arranged in parallel, the two tray bodies 211 are arranged concentrically, first clamping grooves 22 of the two tray bodies 211 are arranged oppositely, a material stirring assembly 29 is further arranged at the position corresponding to the feeding tray 21, the material stirring assembly 29 comprises a first material stirring block 291 and a second material stirring block 292 which are fixedly arranged, the first material stirring block 291 is located at the edge of the feeding tray 21 close to one side of the receiving piece 23, the second material stirring block 292 is located at one side of the feeding tray 21 close to the feeding track 212, a material stirring surface 293 on the first material stirring block 291 and a material stirring surface two 294 on the second material stirring block 292 form a material extruding groove body for the needle cylinder 4 to pass through, the two ends of the needle cylinder 4 are clamped into the first clamping grooves 22 of the two tray bodies 211 respectively by arranging at least two tray bodies 211, and two clamping points are formed on the needle cylinder 4, the material conveying process is ensured to be stable.

The needle cylinder 4 in the second clamping groove 24 on the receiving piece 23 is pushed out in batch and upwards under the action of the pushing plate 272, so that subsequent processing is facilitated, and in the process that the needle cylinder 4 is pushed out upwards from the receiving piece 23, the baffle plate 282 is positioned on one side close to the second clamping groove 24 on the receiving piece 23, and the material can be effectively prevented from falling off from the second clamping groove 24 when the material is pushed out.

The working principle of the feeding mechanism is as follows: the needle cylinders 4 are sequentially conveyed into the first clamping grooves 22 on the feeding tray 21 through the feeding rail 212, the needle cylinders 4 positioned in the first clamping grooves 22 are sequentially conveyed into the second clamping grooves 24 of the receiving parts 23 along with the forward movement of the receiving parts 23 driven by the translation assembly 25 and the rotation of the feeding tray 21 driven by the feeding motor, after the needle cylinders 4 are placed into the second clamping grooves 24 on the receiving parts 23, the receiving parts 23 move to the pushing assembly 27, and the pushing plates 282 push the needle cylinders 4 upwards by a certain height under the action of the pushing cylinders 271, so that the needle cylinders 4 can be conveniently taken away; subsequently, the telescopic assembly 28 starts to work, the piston rod of the telescopic cylinder 261 retracts to drive the receiving piece 23 to retreat, the receiving piece 23 returns to a position close to the upper tray 21 under the action of the translation assembly 25, and the receiving piece 23 is already retreated under the drive of the telescopic cylinder 261, so that the situation that the receiving piece 4 collides with the material on the upper tray 3 when returning to the starting point can be avoided; after the receiving member 23 returns to the starting point again, the telescopic cylinder 261 pushes the receiving member 23 again to move towards the side close to the feeding tray 21, and receives the needle cylinders transferred from the feeding tray 21 again, and the process is repeated, so that the batch arrangement of the needle cylinders is realized, and the subsequent feeding of the needle cylinders 4 is facilitated.

Referring to fig. 4 to 8, the material taking lifting assembly 31 includes a lifting guide rod 312, a lifting bracket 313 located on the frame 1 and moving back and forth along the length direction of the frame 1, and a lifting cylinder 311, wherein the lifting cylinder 311 drives the fixing device 32 to move up and down along the lifting guide rod 312, so that the fixing device 32 can move up and down stably to take materials from the needle cylinder 4;

fixing device 32 includes fixed plate 322, is located first fixed subassembly 321 on the fixed plate 322 and being located the fixed subassembly 323 of second at fixed plate 322 length direction both ends, the fixed subassembly 323 of second includes pneumatic clamping jaw 3231 expansion plate 3232 and follows the length direction parallel arrangement's of fixed plate 322 two expansion plates 3232, relative motion is done towards or the direction of keeping away from hook portion 42 on the cylinder 4 to two telescopic links of pneumatic clamping jaw 3231 drive, and it is fixed to clamp through expansion plate 3232 to the lower surface of hook portion 42 of cylinder 4, ensures that the phenomenon that cylinder 4 dropped can not take place in the process of cylinder 4 bulk transport.

The first fixing component 321 includes a plurality of fixing rods 3211 and a first spring 3214, each fixing rod 3211 is movably connected to the fixing plate 322 through a fixing ring 3212, and a blocking piece hooked on the top of the fixing ring 3212 is disposed at the top of the fixing rod 3211, so that the fixing rods 3211 cannot fall off when moving up and down in the fixing ring 3212;

Referring to fig. 6 to 7, a convex portion 3213 matched with the inner diameter of the cavity 41 of the needle cylinder 4 is provided at the bottom of the fixing lever 3211, and by providing the convex portion 3213, on one hand, when the needle cylinder 4 is gripped, the convex portion 3213 is firstly inserted into the cavity of the needle cylinder 4 to position the needle cylinder 4, so that the first fixing assembly 321 and the second fixing assembly 323 grip the needle cylinder 4; on the other hand, the convex part 3213 is inserted into the cavity 41, so that the needle cylinder 4 can be fixed in the process of clamping and transferring the needle cylinder 4, and the needle cylinder 4 is prevented from shaking in the moving process;

the first spring 3214 is sleeved on the fixing rod 3211, one end of the first spring 3214 abuts against the bottom of the fixing ring 3212, the other end of the first spring 3214 abuts against the upper surface of the positioning ring 3215 on the fixing rod 3211, when the first spring 3214 is in a compressed state, that is, the material taking lifting assembly 31 drives the fixing device 32 to move downward, the protruding portion 3213 of the bottom of the fixing rod 3211 is inserted into the cavity 41 of the needle cylinder 4, the fixing rod 3211 moves upward along the fixing ring 3212, when the hooking portion 42 of the needle cylinder 4 is higher than the retractable plate 3232 on the second fixing assembly 323, the pneumatic clamping jaw 3231 drives the retractable plate 3232 to move in a direction close to the needle cylinder 4 to clamp the needle cylinder 4, and at this time, the upper surface of the retractable plate 3232 abuts against the lower end surface of the hooking portion 42.

The working principle of the material taking mechanism 3 is as follows: the piston rod of the lifting cylinder 311 extends out to drive the fixing device 2 to move downwards along the lifting guide rod 312, after the convex part 3213 of the fixing rod 3211 is inserted into the cavity 41 of the needle cylinder 4, the fixing rod 3211 and the needle cylinder 4 make an upward relative movement with respect to the fixing piece 3211, when the height of the hooking part 42 on the needle cylinder 4 is higher than the height of the telescopic plate 3232, the telescopic plate 3232 moves towards the direction close to the fixing rod 3211 under the driving of the pneumatic clamping jaw 3231, so that the upper end surface of the telescopic plate 3232 is abutted against the lower surface of the hooking part 42 of the needle cylinder 4, at this time, the needle cylinder 4 on the receiving part 23 is completely clamped, and the lifting cylinder 311 drives the fixing device 32 to move upwards to move the needle cylinder 4 to a subsequent material taking clamp.

Referring to fig. 10 to 11, the material taking fixture 5 includes a vertical plate 52 and a driving device 51, the vertical plate 52 is provided with a plurality of material discharging slots 54 for placing the syringes 4, the driving device 51 includes a material poking plate 512, a moving plate 515 and a driving element 511 for driving the moving plate 515 to move along the length direction of the vertical plate 52, the material poking plate 512 is located in the material discharging slots 54 and can move back and forth along the length direction of the material discharging slots 54, when the piston rod of the driving element 511 extends, a larger space for placing the syringes 4 is formed between the material poking plate 512 and one side of the material discharging slots 54, when the piston rod of the driving element 511 retracts, the material poking plate 512 moves towards the syringes 4 to reduce the space in the material discharging slots 54, the syringes 4 are clamped in the material discharging slots 54, and two adjacent material poking plates 512 are located at different heights, the space occupied by the kick-out plate 512 on the vertical plate is effectively reduced, so that the material taking clamp can clamp more needle cylinders 4 at one time;

The moving plate 515 is provided with a plurality of shifting pins 513 corresponding to the positions of the shifting plates 512, when the driving element 511 drives the moving plate 515 to move, the shifting pins 513 push the corresponding shifting plates 512 to move in the direction of clamping or unclamping the syringe 4, the shifting plates 512 are connected with a fixed block 518 in the moving plate 515 through a moving rod 516, a part of the moving rod 516 between the fixed block 518 and the shifting plates 512 is covered by a second spring 514, the shifting plates 512 and one side wall in the discharging groove 54 form a clamping cavity for clamping the syringe 4, the shifting plates 512 move back and forth in the discharging groove 54 to clamp and unclamping the syringe 4, and the second spring 514 provides power for resetting of the shifting plates 512.

The working principle of the material taking clamp is as follows: initially, the extension shaft of the driving member 511 extends to drive the moving plate 515 to move linearly, thereby driving the moving pin 513 to move synchronously. The kick-out pin 513 abuts against the kick-out plate 512 in the moving process, and pushes the kick-out plate 512 to move towards the side far away from the needle cylinder 4, and at this time, the moving track of the kick-out plate 512 is a straight line. At this time, the kick-out plate 512 and the sidewall of the charge slot 54 form a space for the syringe 4 to be inserted, and the second spring 514 is in a compressed state. The distance between the material-poking plate 512 and the corresponding side wall is increased, and a plurality of needle cylinders 4 are placed into the placing groove 54 under the driving of the material-fetching mechanism. Then the telescopic shaft of the driving element 511 retracts to drive the moving plate 515 to move in a linear reverse direction, so as to drive the shifting pin 513 to move synchronously, the shifting pin 513 moves to be separated from the shifting plate 512, the shifting plate 512 rapidly moves towards the needle cylinder 4 in a linear direction under the action of the compressed second spring 514, and the needle cylinder 4 is clamped between the corresponding side wall and the shifting plate 512, so that the needle cylinder 4 is clamped.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an automatic feeding device, includes frame (1), its characterized in that: the automatic feeding and discharging device comprises a feeding mechanism (2), a material taking mechanism (3) and a material taking clamp (5) which are positioned on a rack (1); feed mechanism (2) including last charging tray (21) and with the corresponding piece (23) of receiving in last charging tray (21) position, go up charging tray (21) and rotate and remove cylinder (4) according to the preface to being located the material range of getting of feed mechanism (3) receive on piece (23), feed mechanism (3) include fixing device (32) and drive material lifting unit (31) are got to fixing device (32) removal, through feed mechanism (3) are placed cylinder (4) in batches and are located in get material anchor clamps (5) of feed mechanism (3) below, it is fixed that a plurality of cylinders (4) that will be located its inside press from both sides tightly to get material anchor clamps (5).

2. An automatic loading device according to claim 1, characterized in that: go up and offer a plurality of first draw-in grooves (22) that are used for holding cylinder (4) on charging tray (21), it is located to offer a plurality of second draw-in grooves (24) that are used for receiving cylinder (4) in first draw-in groove (22) to receive on piece (23), each cell wall of second draw-in groove (24) is the straight-tooth form, each cell wall of first draw-in groove (22) is the skewed tooth form, the cell wall of first draw-in groove (22) is towards the direction of rotation slope of charging tray (21).

3. An automatic feeding device according to claim 2, characterized in that: the receiving part (23) moves towards the direction close to or far away from the upper charging tray (21), the moving track of the receiving part (23) is a straight line, and the distance between any two adjacent first clamping grooves (22) on the upper charging tray (21) is equal to the distance between any two second clamping grooves (24) of the receiving part (23).

4. An automatic feeding device according to claim 1, characterized in that: the feeding mechanism (2) further comprises a translation assembly (25) and a telescopic assembly (26), the translation assembly (25) comprises a translation motor (251), a sliding seat (253) and a first sliding rail (252) arranged along the width direction of the rack (1), the receiving piece (23) is connected with the screw rod (254) through the sliding seat (253), the translation motor (251) drives the screw rod (254) to rotate, the receiving piece (23) moves back and forth along the first sliding rail (252), the telescopic assembly (26) comprises a telescopic cylinder (261) and a second sliding rail (262) located on the sliding seat (253), and the telescopic cylinder (261) drives the receiving piece (23) to move towards the direction close to or far away from the material taking mechanism (3).

5. An automatic feeding device according to claim 1, characterized in that: go up charging tray (21) including two at least disk bodies (211) and material loading track (212) of mutual parallel arrangement, two disk bodies (211) set up with one heart, and first draw-in groove (22) of two disk bodies (211) set up relatively, with the corresponding department in charging tray (21) position still is provided with group material subassembly (29), group material subassembly (29) are including fixed group material piece (291) and group material piece two (292) that set up, group material piece (291) are located going up being close to of charging tray (21) the edge of receiving piece (23) one side, group material piece two (292) are located go up charging tray (21) and are close to one side of material loading track (212), just group material face one (293) on group material piece (291) with group material face two (294) on group material piece (292) are in the middle of forming the confession the extrusion material cell body that cylinder (4) pass through.

6. The automatic feeding device according to any one of claims 1 to 5, wherein: still including pushing away material subassembly (27) and keeping off material subassembly (28), push away material subassembly (27) including pushing away material cylinder (271) and being located receiving material pushing plate (272) of piece (23) below, push away material cylinder (271) piston rod and stretch out and drive pushing plate (272) rebound, release needle cylinder (4) second draw-in groove (24) on receiving piece (23), including keeping off material cylinder (281) and being close to when the material subassembly striker plate (282) that receiving piece (23) set up.

7. An automatic loading device according to claim 1, characterized in that: the material taking lifting assembly (31) comprises a lifting guide rod (312), a lifting bracket (313) and a lifting cylinder (311), wherein the lifting bracket is positioned on the rack (1) and moves back and forth along the length direction of the rack (1), the lifting cylinder (311) drives the fixing device (32) to move up and down along the lifting guide rod (312), the fixing device (32) comprises a fixing plate (322), a first fixing component (321) positioned on the fixing plate (322) and second fixing components (323) positioned at two ends of the fixing plate (322) in the length direction, the second fixing component (323) comprises a pneumatic clamping jaw (3231) telescopic plate (3232) and two telescopic plates (3232) which are arranged in parallel along the length direction of the fixing plate (322), the pneumatic clamping jaw (3231) drives the two telescopic rods to move relatively towards or away from the hooking part (42) on the needle cylinder (4).

8. An automatic loading device according to claim 9, characterized in that: the first fixing component (321) comprises a plurality of fixing rods (3211) and a first spring (3214), each fixing rod (3211) is movably connected with the fixing plate (322) through a fixing ring (3212), a boss (3213) matched with the inner diameter of the cavity (41) of the needle cylinder (4) is arranged at the bottom of the fixing rod (3211), the first spring (3214) is sleeved on the fixing rod (3211), one end of the first spring is abutted against the bottom of the fixing ring (3212), the other end of the first spring is abutted against the upper surface of a positioning ring (3215) on the fixing rod (3211), and when the first spring (3214) is in a compressed state, the fixing rod (3211) moves up and down along the fixing ring (3212).

9. An automatic loading device according to claim 1, characterized in that: the material taking clamp (5) comprises a vertical plate and a driving device (51), a plurality of discharging grooves used for placing the needle cylinder (4) are formed in the vertical plate, the driving device (51) comprises a material stirring plate (512), a moving plate (515) and a driving piece (511) for driving the moving plate (515) to move along the length direction of the vertical plate, the material stirring plate (512) is located in the discharging grooves and can move back and forth along the length direction of the discharging grooves, a plurality of stirring pins (513) corresponding to the positions of the material stirring plates (512) are arranged on the moving plate (515), and when the driving piece (511) drives the moving plate (515) to move, the stirring pins (513) push the corresponding material stirring plates (512) to move towards the direction of clamping or loosening the needle cylinder (4).

10. An automatic loading device according to claim 1, characterized in that: the material stirring plate (512) is connected with a fixed block (518) in the moving plate (515) through a moving rod (516), and a second spring (514) is coated on the moving rod (516) between the fixed block (518) and the material stirring plate (512).