CN113059491A - Accurate clamping device of syringe needle - Google Patents

Accurate clamping device of syringe needle Download PDF

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Publication number
CN113059491A
CN113059491A CN202110298797.8A CN202110298797A CN113059491A CN 113059491 A CN113059491 A CN 113059491A CN 202110298797 A CN202110298797 A CN 202110298797A CN 113059491 A CN113059491 A CN 113059491A
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China
Prior art keywords
frame
rod
syringe needle
feeding
block
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CN202110298797.8A
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Chinese (zh)
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CN113059491B (en
Inventor
张万磊
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Shanghai Kanglaizhi Pipe Co ltd
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Shanghai Kanglaizhi Pipe Co ltd
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Publication of CN113059491B publication Critical patent/CN113059491B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The utility model relates to an accurate clamping device of syringe needle, it includes the frame, the frame slides along the horizontal direction and is provided with the feedblock, a plurality of storage tanks have been seted up along its sliding direction to the feedblock, the frame goes up and down respectively to be provided with the first flange subassembly that flushes that is used for aliging syringe needle connecting portion and the second that is used for aliging syringe needle inserting portion flushes the flange subassembly, the top that the frame is located the feedblock goes up and down to be provided with the lifter, be provided with movable clamp plate on the lifter, just movable clamp plate and lifter be connected to deal with has the free gap, the frame slides along the direction that is close to or keeps away from syringe needle inserting portion and is provided with the correction inclined plane, the frame slides along the direction that is close to or keeps away from syringe needle connecting portion and is provided with the frame that slides, can. This application realizes fixed to the accurate centre gripping of a plurality of syringe needles to the fixed efficiency of centre gripping to a plurality of syringe needles has been improved.

Description

Accurate clamping device of syringe needle
Technical Field
The application relates to the technical field of clamping equipment, in particular to an accurate clamping device for a needle head.
Background
The needle head is a hollow metal needle with the freely detachable head end of the syringe, and for the processing and manufacturing of the needle head, an inclined plane needs to be processed at the end part of the needle head to enable the needle head to become sharp, namely, the processed needle head comprises an insertion part for insertion and injection and a connecting part connected with the syringe, after the inclined plane is processed, the edge of the inclined plane of the needle head needs to be polished to remove burrs on the edge of the inclined plane of the needle head.
In order to improve the deburring efficiency of the needle heads, a plurality of needle heads need to be clamped and fixed by using a tool fixture for integral polishing operation, in the related art, as shown in fig. 15, the tool fixture comprises a clamping bottom plate 10, a clamping top plate 20 and two fastening bolts 30, guide rods 101 are vertically fixed at two ends of the clamping bottom plate 10 in the length direction, the two guide rods 101 penetrate through the clamping top plate 20 and form sliding fit with the clamping top plate, the two fastening bolts 30 are arranged, the two fastening bolts 30 are symmetrically penetrated through two sides of the clamping top plate in the length direction and form sliding fit with the clamping top plate, and the thread part of any fastening bolt 30 is connected with the clamping bottom plate 10 through threads.
Aiming at the related technology, the connecting parts of the needles are placed in a crack between the clamping bottom plate and the clamping top plate one by one, the position of each needle in the crack is manually adjusted, so that the end surface of each needle connecting part and the inclined surface of the needle inserting part are kept flush, then the fastening bolt is rotated, the clamping top plate is driven to slide along the direction close to the clamping bottom plate, and the needles in the crack are clamped and fixed; however, in the way of manually adjusting the positions of the needles and clamping and fixing the needles, the accuracy of each needle position is low, the manual utilization rate is high, the clamping and fixing efficiency is low, and the improvement exists.
Disclosure of Invention
In order to improve the fixed precision of centre gripping and efficiency to a plurality of syringe needles, this application provides a syringe needle accuracy clamping device.
The application provides a pair of accurate clamping device of syringe needle adopts following technical scheme:
the utility model provides an accurate clamping device of syringe needle, includes the frame, the frame slides along the horizontal direction and is provided with the feedblock, a plurality of storage tanks have been seted up to the feedblock along its sliding direction, the frame goes up and down respectively to be provided with the first flange subassembly that flushes that is used for aliging syringe needle connecting portion and the second that is used for aliging syringe needle insertion portion flushes the flange subassembly, the frame goes up and down to be provided with the lifter in the top that the frame is located the feedblock, be provided with movable clamp plate on the lifter, just movable clamp plate is provided with the clearance with the junction of lifter, the frame slides along the direction that is close to or keeps away from syringe needle insertion portion and is provided with correction slope, the frame slides along the direction that is close to or keeps away from syringe needle connecting portion and is provided with the slipping frame.
By adopting the technical scheme, firstly, the needles are placed in the storage grooves on the feeding block, the insertion part and the connecting part of each needle are positioned on the same side, along with the sliding of the feeding block, the insertion part and the connecting part of each needle are aligned by utilizing the first flush flange component and the second flush flange component, then, the movable pressing plate on the lifting rod presses down the middle part of the needle on the feeding block, and the needle pressed by the movable pressing plate can rotate due to the existence of a movable gap; then, the second flushes the insertion portion that flange subassembly descends and expose the syringe needle, correct the inclined plane and just slide along the direction that is close to syringe needle insertion portion, make every syringe needle all from aligning to the inclined plane of tip, afterwards, first flush flange subassembly descends and exposes the connecting portion of syringe needle, at this moment, the frame that slides along the direction that is close to syringe needle connecting portion, and utilize the connecting portion of fixture centre gripping fixed syringe needle, and correct the inclined plane and then slide along the direction of keeping away from syringe needle insertion portion, movable pressing plate rises to relieving the effect of compressing tightly at syringe needle middle part, finally, the staff with fixture follow the frame that slides dismantles can, and then accomplish the accurate centre gripping of a plurality of syringe needles fixed, and improved the fixed efficiency of centre gripping to a plurality of syringe needles.
Preferably, the top that the frame is located the pay-off piece is provided with feeding tiling mechanism, feeding tiling mechanism includes feed box and tiling wheel, feed box's bottom is provided with the feeding inclined plane, just feed box is located the low reaches end on feeding inclined plane and has seted up the drain hole, just the tiling wheel rotates the setting at feed box's drain hole department and keeps the butt with the terminal surface of the vertical direction upside of pay-off piece, the axis of rotation of tiling wheel is the level setting and is perpendicular with the direction of sliding of pay-off piece.
Through adopting above-mentioned technical scheme, in the in-service use, the staff puts into the feeding box with a plurality of syringe needles, along with sliding of pay-off piece, the syringe needle in the feeding box can fall in the storage tank on the pay-off piece, and produce at the upside of the vertical direction of pay-off piece and pile up, at this moment, utilize the tiling wheel that rotates the setting, with the syringe needle tiling in the storage tank, and take away accumulational syringe needle from the pay-off piece, realize the effect of quick material loading, and this kind of material loading mode helps guaranteeing every material storage tank on the pay-off piece corresponds a syringe needle and leaves in the material storage tank steadily.
Preferably, feeding tiling mechanism still includes second driving motor, second driving motor is fixed to be set up in the frame, the tiling wheel is coaxial to be fixed on second driving motor's output shaft, the direction that the feedblock slided along being close to first flange subassembly that flushes and second flange subassembly is the pay-off direction of feedblock, the tiling wheel revolves to the pay-off opposite direction with the feedblock.
Through adopting above-mentioned technical scheme, during the material loading in fact, utilize second driving motor drive tiling wheel to rotate, and the tiling wheel revolve to with the pay-off opposite direction of pay-off piece for the tiling wheel is except playing the effect of blockking to piling up the syringe needle in the pay-off piece top, still has the effect that the clearance is located the syringe needle between pay-off mouth and the tiling wheel, makes the effect that can not produce the extrusion syringe needle between tiling wheel and the pay-off piece.
Preferably, a waste cleaning spray head connected with an air pump is arranged above the feeding block on the frame.
Through adopting above-mentioned technical scheme, after the staff took away frock clamp, because when the pay-off, the storage tank still can produce the remaining of syringe needle processing sweeps except depositing the syringe needle, utilizes the clear useless shower nozzle that sets up in the feedblock top, and the storage tank on the feedblock is bloied and is clearly useless and handle, does not help guaranteeing not have any processing sweeps in the storage tank to do not hinder the syringe needle material loading operation of second time.
Preferably, the frock clamp includes the frock body, centre gripping kicking block and compression spring, set up the activity groove that is the opening setting on the frock body, the relative both sides in activity groove are provided with centre gripping bottom and butt portion respectively, the centre gripping kicking block is located the activity inslot and slides along the direction that is close to or keeps away from the centre gripping bottom, compression spring's both ends butt respectively in butt portion and centre gripping kicking block one side that deviates from the centre gripping bottom, frock clamp is still including being used for prying the pinch bar that the centre gripping kicking block kept away from the removal of centre gripping bottom.
Through adopting the above technical scheme, in the in-service use, under the effect of compression spring elasticity, centre gripping kicking block and centre gripping bottom keep the butt, when the connecting portion of centre gripping syringe needle is required, utilize the prying bar to pry centre gripping kicking block and make it keep away from the centre gripping bottom and remove, and then make and produce the centre gripping clearance between centre gripping kicking block and the centre gripping bottom, along with the sliding of sliding frame, the connecting portion of syringe needle just can get into in the centre gripping clearance, afterwards, relieve the prying action of prying bar to centre gripping kicking block, make centre gripping kicking block move along the direction that is close to the centre gripping bottom under the effect of compression spring pressure, carry out the clamping action to the syringe needle connecting portion that is located in the centre gripping clearance, this kind of centre gripping mode, when making frock clamp be in the normality, can keep the tight state to the syringe needle.
Preferably, the prying mechanism includes the prying rod, the prying rod is including being vertical pole and the horizon bar of vertical fixation setting, run through on the butt portion and seted up and run through the groove, vertical pole passes and runs through the groove, just be provided with movable gap between vertical pole and the through groove, the prying groove has been seted up on the centre gripping kicking block, the tip of horizon bar is pegged graft and is set up at the prying inslot, just form with the centre gripping bottom in the junction of vertical pole and horizon bar and rotate and be connected, the rotation axis of prying rod is parallel with the sliding direction of pay-off block, be provided with the toggle mechanism who is used for stirring vertical pole on the sliding frame.
Through adopting the above technical scheme, when actually prying, utilize toggle mechanism to stir vertical pole, under the leverage that forms between vertical pole and horizontal pole, the horizontal pole just can the rebound, and then drive the centre gripping kicking block and remove along the direction of keeping away from the centre gripping bottom, and then make the centre gripping clearance appear between centre gripping kicking block and the centre gripping bottom, when toggle mechanism removes the operation of stirring to vertical pole, under the effect of compression spring elasticity, the centre gripping kicking block is removed along being close to the centre gripping bottom, play the effect of centre gripping, this kind of centre gripping mode is swift convenient.
Preferably, the toggle mechanism comprises a toggle frame, a sixth connecting rod and a third driving cylinder, the toggle frame is rotatably arranged on the sliding frame, a toggle portion for toggling a vertical rod is arranged at the bottom of the toggle frame, a cylinder body of the third driving cylinder is rotatably arranged on the sliding frame, one end of the sixth connecting rod is fixedly arranged on a rotating shaft of the toggle frame, the other end of the sixth connecting rod is rotatably connected to the end of a piston rod of the third driving cylinder, and rotating axes of the toggle frame, the third driving cylinder and the sixth connecting rod are parallel to the sliding direction of the feeding block.
Through adopting above-mentioned technical scheme, during the in-service use, the telescopic motion that utilizes the third to drive actuating cylinder piston rod drives the sixth connecting rod and rotates round the axis of rotation of dialling the frame, and then drives and dial the frame and stir the portion and carry out the lifting movement of incline direction, realizes the concrete mode of stirring to vertical pole.
Preferably, the second flushing flange component comprises a flange block and a lifting block, a tidy gap is formed between the flange block and the first flushing flange component, the lifting block is arranged on the rack in a lifting mode, and the flange block is arranged on the lifting block in an adjustable mode along the direction close to or far away from the needle head connecting portion.
Through adopting above-mentioned technical scheme, utilize along being close to or keeping away from the adjustable flange piece that sets up on the elevator of syringe needle connecting portion direction, play the effect of adjusting neat clearance width size to adapt to the syringe needle of different length.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the length limiting and tidying operation is carried out on the needle heads by utilizing the first flush flange component and the second flush flange component, the inclined plane of the needle head inserting part is corrected in a rotating mode by utilizing the correcting inclined plane, and finally the orderly needle heads are clamped by utilizing the tool clamp, so that the accurate clamping and fixing of the plurality of needle heads are completed, and the clamping and fixing efficiency of the plurality of needle heads is improved;
2. the first flush flange component arranged on the frame in a lifting mode has the effect of limiting and tidying the length of the needle head and also has the effect of abutting against the needle head connecting part.
Drawings
FIG. 1 is a first axial view of an embodiment of the present application, which mainly shows the overall structure of a needle tip precision clamping device;
FIG. 2 is an enlarged view of a portion A of FIG. 1, which mainly shows the structure of the movable platen;
FIG. 3 is an enlarged view of portion B of FIG. 1, illustrating a substantially correct slope configuration;
FIG. 4 is a second axial view of the entire structure of the needle tip precisely clamping device according to the embodiment of the present application;
FIG. 5 is a schematic diagram of a first driving assembly according to an embodiment of the present disclosure;
FIG. 6 is a partial enlarged view of the portion C in FIG. 5, which mainly shows the structure of the feeding and flatly laying mechanism;
FIG. 7 is a partial schematic view of a mating groove according to an embodiment of the present disclosure;
FIG. 8 is a schematic structural view of a first flush rib assembly embodying the present application in accordance with an exemplary embodiment;
FIG. 9 is a schematic structural view of a second flush rib assembly embodying the present application in accordance with an exemplary embodiment;
FIG. 10 is an enlarged view of a portion D of FIG. 9, which mainly shows the structure of the link member;
FIG. 11 is a schematic structural diagram of a second driving assembly according to an embodiment of the present disclosure;
FIG. 12 is a schematic structural diagram of a third driving assembly according to an embodiment of the present disclosure;
FIG. 13 is a schematic structural diagram of a fourth drive assembly and a toggle mechanism according to an embodiment of the present application;
FIG. 14 is a partial cross-sectional view of a tooling fixture embodying primarily the present application in an embodiment;
fig. 15 is a schematic structural view of a tooling fixture in the related art.
Reference numerals: 1. a frame; 11. an avoidance groove; 12. a second guide sleeve; 13. a mounting seat; 2. a feeding block; 21. a storage tank; 22. a limiting groove; 3. a first drive assembly; 31. a first drive motor; 32. a driving pulley; 33. driving the screw rod; 34. a driven pulley; 35. a transmission belt; 36. connecting blocks; 4. a feeding and flatly laying mechanism; 41. a feeding box; 411. a feeding bevel; 412. a discharging port; 413. a dragging plate; 4131. embedding a claw; 414. a mating groove; 42. a flat laying wheel; 421. a convex ring is embedded; 43. a second drive motor; 5. a feed zone; 6. a clamping area; 7. a first flush flange assembly; 71. a flange plate; 711. guiding the arc edge; 712. a first guide sleeve; 72. a first guide bar; 73. a lifting cylinder; 8. a second flush flange assembly; 81. a blocking edge block; 811. a strip-shaped groove; 812. fastening a bolt; 82. a lifting block; 821. a second guide bar; 83. a first driving cylinder; 84. a link member; 841. a folding bar; 842. a first link; 843. a second link; 9. tidy gaps; 10. a lifting rod; 101. connecting blocks; 20. a second drive assembly; 201. a second driving cylinder; 202. a support frame; 203. a third link; 204. a fourth link; 205. a fifth link; 30. a movable pressing plate; 40. a rectification block; 401. correcting the inclined plane; 50. a third drive assembly; 501. a first push cylinder; 60. a sliding frame; 601. a toggle mechanism; 6011. a toggle frame; 60111. a toggle part; 6012. a sixth link; 6013. a third driving cylinder; 602. a clamping groove; 70. a fourth drive assembly; 701. a third guide bar; 702. a third guide sleeve; 703. a second push cylinder; 80. a tooling fixture; 801. a tool body; 8011. a movable groove; 8012. clamping the bottom; 8013. an abutting portion; 80131. a through groove; 802. clamping the jacking block; 8021. a vertical portion; 8022. a horizontal portion; 8023. prying the groove; 803. a compression spring; 804. prying a rod; 8041. a vertical rod; 8042. a horizontal bar; 90. clear useless shower nozzle.
Detailed Description
The present application is described in further detail below with reference to figures 1-15.
The embodiment of the application discloses accurate clamping device of syringe needle.
Referring to fig. 1, accurate clamping device of syringe needle includes frame 1, it is provided with the feedblock 2 that is the rectangle setting to slide along the horizontal direction through the linear rail in frame 1, this feedblock 2 sets up a plurality of storage tanks 21 that are used for depositing the syringe needle that are useful for along its sliding direction interval, be provided with the first drive assembly 3 that is used for driving feedblock 2 to slide in frame 1, the middle part position that frame 1 is located the linear rail is provided with the feeding tiling mechanism 4 that is used for placing the syringe needle one by one the tiled formula in storage tanks 21, the both sides that are about to frame 1 are located feeding tiling mechanism 4 set up respectively into feeding district 5 and clamping district 6.
Referring to fig. 1, the rack 1 is provided with a first flush flange component 7 for aligning with a needle connecting part and a second flush flange component 8 for aligning with a needle inserting part in a lifting manner at a clamping area 6, and a trim gap 9 is formed between the first flush flange component 7 and the second flush flange component 8.
Referring to fig. 1 and 2, a lifting rod 10 is arranged above a feeding block 2 in a lifting mode on a rack 1, a second driving assembly 20 for driving the lifting rod 10 to move up and down is arranged on the rack 1, the lifting rod 10 is located in a clamping area 6 of the rack 1, a movable pressing plate 30 for pressing the middle position of a needle head is arranged on the lifting rod 10, and a movable gap is formed in the joint of the movable pressing plate 30 and the lifting rod 10; when the lifting rod 10 is lowered until the movable platen 30 presses against the needle, a pre-pressure is given to the needle, and when the needle is subjected to an external force from the peripheral side, the needle can rotate in the storage groove 21.
Referring to fig. 3 and 4, the rack 1 is provided with a correcting block 40 in a rectangular arrangement in a sliding manner in a direction close to or far away from the needle insertion part, and the rack 1 is provided with a third driving assembly 50 for driving the correcting block 40 to slide; the correcting block 40 is provided with a correcting inclined plane 401 for abutting against the needle insertion part; and the frame 1 is provided with a sliding frame 60 along sliding in a direction close to or far away from the needle head connecting part, the frame 1 is provided with a fourth driving component 70 for driving the sliding frame 60 to slide, and the sliding frame 60 is detachably and fixedly provided with a tool clamp 80 for clamping the needle head connecting part.
In actual use, the feeding and spreading mechanism 4 is utilized to spread the needles one by one in each storage groove 21 on the feeding block 2, the insertion part and the connecting part of each needle are positioned on the same side, the feeding block 2 slides from the feeding area 5 to the clamping area 6 and enters the tidying gap 9 under the driving of the first driving component 3, then the insertion part and the connecting part of each needle are aligned by utilizing the first leveled flange component 7 and the second leveled flange component 8, and then the second driving component 20 drives the movable pressing plate 30 on the lifting rod 10 to press the middle part of the needle on the feeding block 2, and the needle pressed by the movable pressing plate 30 can rotate due to the existence of the movable gap; then, the second flushes the insertion portion that flange subassembly 8 descends and expose the syringe needle, correct inclined plane 401 and just slide along the direction that is close to the syringe needle insertion portion, make every syringe needle all the rotation to the inclined plane of tip align, then, first flush flange subassembly 7 descends and exposes the connecting portion of syringe needle, at this moment, slip frame 60 slides along the direction that is close to the syringe needle connecting portion, and utilize frock clamp 80 centre gripping fixed syringe needle's connecting portion, correct inclined plane 401 and then slide along the direction of keeping away from syringe needle insertion portion, activity clamp plate 30 rises to relieving the effect of compressing tightly to the syringe needle middle part, finally, the staff with frock clamp 80 follow slip frame 60 dismantle get off can, and then accomplish the accurate centre gripping of a plurality of syringe needles fixed, and improved the fixed efficiency of centre gripping to a plurality of syringe needles.
Referring to fig. 1 and 5, the first driving assembly 3 includes a first driving motor 31, a driving pulley 32 and a driving screw 33, the first driving motor 31 is installed at the bottom of the frame 1, the driving pulley 32 is coaxially fixed on an output shaft of the first driving motor 31, two ends of the driving screw 33 in the length direction are rotatably connected to the frame 1 through bearing seats, and the length direction of the driving screw 33 is parallel to the sliding direction of the linear rail; the first driving assembly 3 further comprises a driven belt wheel 34, a transmission belt 35 and a connecting block 36, the driven belt wheel 34 is coaxially fixed at one end of the driving screw rod 33, which is far away from the clamping area 6, and the transmission belt 35 is sleeved on the driving belt wheel 32 and the driven belt wheel 34 to form belt transmission; the frame 1 is located the upside of drive lead screw 33 and has seted up and dodge groove 11, and the length direction who dodges groove 11 is parallel with the length direction of drive lead screw 33, and connecting block 36 passes through threaded connection and dodges groove 11 and keeps away from the one end looks fixed connection of clamping district 6 through screw and feedblock 2 on drive lead screw 33. During actual driving, along with the driving of the first driving motor 31, the driving screw 33 is driven to rotate through belt transmission formed among the driving belt wheel 32, the driven belt wheel 34 and the transmission belt 35, so that the connecting block 36 is driven to move along the length direction of the driving screw 33 under the limiting and guiding effect of the avoiding groove 11, and finally the feeding block 2 is driven to slide on the linear rail.
Referring to fig. 5 and 6, the feeding and spreading mechanism 4 includes a feeding box 41, a spreading wheel 42 and a second driving motor 43, one side of the feeding box 41 in the width direction is open, a feeding inclined plane 411 is arranged at the bottom of the feeding box 41, a discharging hole 412 is arranged at the downstream end of the feeding inclined plane 411 of the feeding box 41, the spreading wheel 42 is rotatably connected to the discharging hole 412 of the feeding box 41 and is abutted against the end surface of the upper side of the feeding block 2 in the vertical direction, and the rotation axis of the spreading wheel 42 is horizontally arranged and is perpendicular to the sliding direction of the feeding block 2; the second driving motor 43 is fixedly installed on the rack 1, and one end of the flat laying wheel 42, which is axially away from the opening of the material inlet box 41, is coaxially fixed on the output of the second driving motor 43 through a coupler; the direction that the feed block 2 slided to clamping district 6 by feed zone 5 is the pay-off direction of feed block 2, and the spiral direction of this tiling wheel 42 is opposite with the pay-off direction of feed block 2, prevents that the syringe needle from taking place the extrusion in the clearance between tiling wheel 42 and feed block 2.
The staff puts into feed box 41 a plurality of syringe needles to make the inserted part of adjacent syringe needle be located the side of being close to correction inclined plane 401, under quiescent condition, the syringe needle can pile up at feed opening 412 of feed box 41, then utilizes, and second driving motor 43 drive tiling wheel 42 rotates, and along with the sliding motion of pay-off piece 2, the syringe needle just can tile one by one and stably deposit in storage tank 21.
Referring to fig. 5 and 6, a waste cleaning nozzle 90 connected with an air pump is arranged on a fixed frame on one side of the frame 1, which is close to the clamping area 6, of the discharge port 412, so as to perform blowing waste cleaning treatment on the storage tank 21 on the feeding block 2, which is helpful to ensure that no processing scraps exist in the storage tank 21 after each feeding operation, so as not to hinder the second needle feeding operation.
Referring to fig. 6 and 7, a limiting groove 22 is formed in the middle of the feeding block 2, the length direction of the limiting groove 22 is parallel to the sliding direction of the feeding block 2, the downstream end of the feeding box 41 on the feeding inclined surface 411 is rotatably connected with a material dragging plate 413 through a pin shaft, the width of the material dragging plate 413 is larger than that of the feeding box 41, an embedded claw 4131 is arranged on one side of the material dragging plate 413 close to the discharging port 412, and the embedded claw 4131 is embedded in the limiting groove 22 and forms lap joint with the bottom wall of the limiting groove 22; tiling wheel 42 is provided with to inlay establishes bulge loop 421, should inlay and establish bulge loop 421 and inlay and establish in spacing groove 22, tiling wheel 42 is located to inlay the outer wall of establishing bulge loop 421 both sides respectively in the terminal surface looks butt cooperation of the vertical direction upside of feedblock 2, and feed box 41 is located to be seted up on the vertical lateral wall of tiling wheel 42 top and inlays and establish bulge loop 421 and form and inlay and establish complex cooperation groove 414, and then will tile and form segmentation butt between wheel 42 and the feedblock 2, and utilize the rotation setting inlay establish claw 4131 and inlay and establish bulge loop 421, further help preventing that the syringe needle from taking place to pile up in feed inlet department.
Referring to fig. 1 and 8, the first flush flange assembly 7 comprises a flange plate 71, a first guide rod 72 and a lifting cylinder 73, wherein the length direction of the flange plate 71 is parallel to the sliding direction of the feeding block 2, and a guide arc edge 711 is arranged at the end part of the flange plate 71 close to the feeding area; the bottom of flange plate 71 length direction both sides all is through welded fastening has first uide bushing 712, first guide bar 72 is provided with two, two first guide bars 72 all are vertical setting and the interval is fixed in the below that frame 1 is located clamping district 6, two first uide bushings 712 overlap respectively and are established and form the direction cooperation of sliding on two first guide bars 72, lift cylinder 73 is fixed in the below that frame 1 is located clamping district 6, and lift cylinder 73's piston rod is vertical setting downwards, the middle part of flange plate 71 is fixed on lift cylinder 73's piston rod. The raised and lowered movement of the raised and lowered cylinder 73 drives the raised and lowered side plates 71.
Referring to fig. 8 and 9, the second flush flange assembly 8 includes a flange block 81 and a lifting block 82, the flange block 81 is disposed like a rectangular parallelepiped, a length direction of the flange block 81 is parallel to a length direction of the flange plate 71, and the trim gap 9 is formed between the flange plate 71 and the flange block 81; the two ends of the edge blocking block 81 in the length direction are both provided with a strip-shaped groove 811, and the length direction of any strip-shaped groove 811 is perpendicular to the length direction of the edge blocking block 81; two lifting blocks 82 are arranged, one end of any one lifting block 82 is fixed with a second guide rod 821 which is vertically arranged, two second guide sleeves 12 are fixed on the frame 1, and the two second guide rods 821 are respectively inserted and slidably arranged in the two second guide sleeves 12; both ends of the length direction of the edge blocking block 81 are provided with fastening bolts 812, the fastening bolts 812 at any end penetrate through the strip-shaped grooves 811 and are connected to the other end of the corresponding lifting block 82 through threads, and then the edge blocking block 81 is arranged on the lifting block 82 along the direction close to or far away from the needle head connecting part in an adjustable mode, so that the width of the tidy gap 9 is adjusted.
Referring to fig. 9 and 10, the second flush flange assembly 8 further includes a first driving cylinder 83 and a connecting rod member 84, a cylinder body of the first driving cylinder 83 is rotatably connected to the frame 1, the connecting rod member 84 includes a folding rod 841, a first connecting rod 842 and a second connecting rod 843, a turning angle of the folding rod 841 is an obtuse angle, a turning position of the folding rod 841 is rotatably connected to the frame 1, one end of the folding rod 841 is rotatably connected to an end of a piston rod of the first driving cylinder 83, one end of the first connecting rod 842 is rotatably connected to the other end of the folding rod 841, one end of the second connecting rod 843 is rotatably connected to the other end of the first connecting rod 842, and the other end of the second connecting rod 843 is rotatably connected to a middle position of the lifting block 82. The rotation axes of the first driving cylinder 83, the folding rod 841, the first connecting rod 842 and the second connecting rod 843, and the rotation axes of the first driving cylinder 83 and the frame 1, the second connecting rod 843 and the flange block 81 are all parallel to each other. Along with the telescopic motion of the piston rod of the first driving cylinder 83, the link mechanism formed among the first driving cylinder 83, the folding rod 841, the first link 842 and the second link 843 drives the edge blocking block 81 to perform lifting motion under the limiting action of the second guide sleeve 12.
Referring to fig. 4 and 11, the second driving assembly 20 includes a second driving cylinder 201, a supporting frame 202 and a third connecting rod 203, the cylinder body of the second driving cylinder 201 is rotatably connected to the frame 1, the supporting frame 202 is vertically erected and fixed on the frame 1, one end of the third connecting rod 203 is rotatably connected to the end of the piston rod of the second driving cylinder 201, and the other end of the third connecting rod 203 is rotatably connected to the top of the supporting frame 202; the second driving assembly 20 further includes a fourth connecting rod 204 and a fifth connecting rod 205, one end of the fourth connecting rod 204 is rotatably connected to the top of the supporting frame 202 and coaxially arranged with the rotating connecting shaft of the third connecting rod 203, one end of the fifth connecting rod 205 is rotatably connected to the supporting frame 202, the rotating connection position of the fifth connecting rod 205 and the supporting frame 202 is located below the rotating connection position of the fourth connecting rod 204 and the supporting frame 202, the lifting rod 10 is vertically arranged, and two ends of the lifting rod 10 are rotatably connected to one end of the fourth connecting rod 204 and one end of the fifth connecting rod 205 far away from the supporting frame 202. The rotation axes of the second driving cylinder 201, the third connecting rod 203, the fourth connecting rod 204, the fifth connecting rod 205 and the lifting rod 10 are all parallel to each other, and the lifting rod 10 is driven to perform lifting motion along with the telescopic motion of the piston rod of the second driving cylinder 201.
Referring to fig. 4 and 11, the top of the lifting rod 10 is rotatably connected with a connecting block 101, one side of the connecting block 101, which is far away from the fifth connecting rod 205, forms a plug fit with the movable pressure plate 30 through a plug pin, and the plug fit between the connecting block 101 and the movable pressure plate 30 is a clearance fit. So that the movable pressing plate 30 gives a pre-pressure to the middle part of the needle head, and then the pressed needle head can rotate under the action of the pre-pressure under the action of the circumferential external force.
Referring to fig. 1 and 12, the third driving assembly 50 includes two first pushing cylinders 501, the rack 1 is located above the connecting rod part 84, the mounting base 13 is symmetrically erected and fixed, two ends of the length direction of the correcting block 40 are slidably arranged on the mounting base 13 through a linear rail, and the sliding direction of the correcting block 40 is perpendicular to the sliding direction of the feeding block 2, the two first pushing cylinders 501 are fixed at an interval on one side of the mounting base 13 far away from the edge block 81, the telescopic directions of the piston rods of the two first pushing cylinders 501 are parallel to the sliding direction of the correcting block 40, and one side of the correcting block 40 far away from the correcting inclined plane 401 is fixed at the end of the piston rod of the two first pushing cylinders 501. Along with the telescopic motion of the piston rods of the two first pushing cylinders 501, the correcting block 40 is driven to slide along the direction close to or far away from the needle insertion part.
Referring to fig. 1 and 13, the fourth driving assembly 70 includes a third guide rod 701, a third guide sleeve 702 and a second pushing cylinder 703, two third guide rods 701, two third guide sleeves 702 and two second pushing cylinders 703 are correspondingly provided, one end of each of the two third guide rods 701 is fixed on the lower side of the frame 1 by a vertically-arranged mounting plate, and the length direction of any third guide rod 701 is parallel to the sliding direction of the correcting block 40, the two third guide sleeves 702 are fixed on the sliding frame 60, and the two third guide sleeves 702 are respectively sleeved on the two third guide rods 701 and form sliding fit with the same, the cylinder bodies of the two second pushing cylinders 703 are fixed on the frame 1, a piston rod of any one of the second pushing cylinders 703 is arranged away from the rack 1, the length direction of the piston rod of any one of the second pushing cylinders 703 is parallel to the length direction of the third guide rod 701, and the two third guide sleeves 702 are fixed at the end parts of the piston rods of the two second pushing cylinders 703 through connecting plates; along with the telescopic movement of the piston rod of the second pushing cylinder 703, the sliding frame 60 is driven to slide and move in a direction close to or far away from the needle head connecting part.
Referring to fig. 4 and 14, the tool fixture 80 includes a tool body 801, a clamping top block 802 and compression springs 803, a movable groove 8011 having an opening is formed in one side of the tool body 801 close to the needle connecting portion, the tool body 801 is located on two opposite sides of the movable groove 8011 and is provided with a clamping bottom 8012 and an abutting portion 8013, the clamping top block 802 is provided in an L shape and includes a vertical portion 8021 and a horizontal portion 8022, the clamping top block 802 is located in the movable groove 8011, the compression springs 803 are arranged in the movable groove 8011 at intervals, one end of any compression spring 803 is fixed on one side of the horizontal portion 8022 of the clamping top block 802, which is deviated from the clamping bottom 8012, and the other end of any compression spring 803 is fixed on the abutting portion 8013, so that an end of the vertical portion 8021 of the clamping top block 802 abuts against the clamping bottom 8012 of the tool.
Referring to fig. 4 and 14, the tool fixture 80 further includes a plurality of prying bars 804, and a plurality of prying bars 804 are disposed along the length direction of the tool body 801, and since the structure of any one prying bar 804 and the connection manner between the tool body 801 and the clamping top block 802 are the same, any one prying bar 804 is taken as an example for explanation.
Referring to fig. 13 and 14, the levering lever 804 includes a vertical lever 8041 and a horizontal lever 8042 which are vertically and fixedly arranged, a penetrating groove 80131 is formed in a penetrating manner in the abutting portion 8013 of the tool body 801, both the horizontal portion 8022 and the vertical portion 8021 of the clamping top block 802 are formed in a penetrating manner in a levering groove 8023, the vertical lever 8041 sequentially penetrates through the levering groove 8023 on the horizontal portion 8022 and the penetrating groove 80131 on the abutting portion 8013 and is convexly arranged, a moving space is formed between the vertical lever 8041 and the levering groove 8023 as well as between the vertical lever 8023 and the penetrating groove 80131, the horizontal lever 8042 penetrates through the levering groove 8023 on the vertical portion 8021 of the clamping top block 802, the joint of the vertical lever 8041 and the horizontal lever 8042 is rotatably connected to the clamping bottom 8012 of the tool body 801, and the rotation axis of the levering lever 804 is; the sliding frame 60 is provided with a toggle mechanism 601 for toggling the vertical rod 8041. In practical use, the toggle mechanism 601 is utilized to toggle the vertical rod 8041 backwards, the horizontal rod 8042 can be pried upwards under the lever action formed between the vertical rod 8041 and the horizontal rod 8042, the clamping top block 802 is driven to move along the direction far away from the clamping bottom 8012 under the lever action formed between the vertical rod 8041 and the horizontal rod 8042, so that a clamping gap is formed between the clamping top block 802 and the clamping bottom 8012, when the toggle mechanism 601 releases the toggle operation on the vertical rod 8041, the clamping top block 802 moves along the direction close to the clamping bottom 8012 under the elastic force of the compression spring 803, and the needle connecting part in the clamping gap is clamped.
Referring to fig. 13 and 14, a clamping groove 602 which is in clamping fit with the tool body 801 is formed in one side of the sliding frame 60 close to the needle head connecting part, so that the tool clamp 80 can be detachably fixed on the sliding frame 60; the toggle mechanism 601 comprises a toggle frame 6011, sixth connecting rods 6012 and third driving cylinders 6013, both ends of the toggle frame 6011 in the length direction are rotatably connected to the top of the sliding frame 60, a toggle portion 60111 for toggling the vertical rod 8041 is arranged at the bottom of the toggle frame 6011, two third driving cylinders 6013 are arranged, the cylinder bodies of the two third driving cylinders 6013 are rotatably connected to both sides of the sliding frame 60 in the length direction, the piston rods of the two third driving cylinders 6013 are both inclined and arranged away from the needle head connecting portion, two sixth connecting rods 6012 are arranged, one end of each of the two sixth connecting rods 6012 is rotatably connected to the end portions of the piston rods of the two third driving cylinders 6013, the other end of each of the two sixth connecting rods 6012 is rotatably connected to both sides of the sliding frame 60 in the length direction, the rotating connection portions of the two sixth connecting rods 6012 and the sliding frame 60, and the rotating connection portions of the toggle frame 6011 and the sliding frame 60 are coaxially arranged, the axes of the rotary joints of any one of the third driving cylinder 6013, the sixth connecting rod 6012, and the shifting frame 6011 are all parallel to each other.
In practical use, the tool fixture 80 is placed in the caulking groove 602, and along with the telescopic motion of the piston rod of the two third driving cylinders 6013, the shifting frame 6011 is driven to swing up and down around the rotation axis of the sliding frame 60, so that the shifting portion 60111 on the shifting frame 6011 shifts and releases the protruding vertical rod 8041.
The implementation principle of the accurate clamping device of syringe needle of the embodiment of this application is:
feeding: the worker puts a plurality of needles into the feeding box 41, the insertion parts of the adjacent needles are positioned at one side close to the correcting inclined plane 401, the needles are stacked at the discharging hole 412 of the feeding box 41 in a static state, then the second driving motor 43 is used for driving the flat laying wheel 42 to rotate, meanwhile, the first driving motor 31 drives the driving screw 33 to rotate through belt transmission formed among the driving belt wheel 32, the driven belt wheel 34 and the driving belt 35, so as to drive the feeding block 2 to slide from the feeding area 5 to the clamping area 6, and in the sliding process of the feeding block 2, the needles are flatly laid one by one and stably stored in the storage groove 21;
leveling: in the process that the feeding block 2 enters the clamping area 6, the needle head naturally transits to the tidy gap 9 between the flange plate 71 and the flange block 81 under the guidance of the guide arc edge 711, and the inserting part and the connecting part of the needle head are butted and tidily by utilizing the opposite side of the flange plate 71 and the flange block 81; a
Pre-pressing: the second driving cylinder 201 drives the third connecting rod 203, the fourth connecting rod 204 and the fifth connecting rod 205 to swing, and further drives the lifting rod 10 to descend until the movable pressing plate 30 presses the middle part of the needle head; in this state, each needle can rotate in its own storage slot 21 under the action of external force for adjustment;
correcting: the first driving cylinder 83 starts to start, and drives the edge blocking block 81 to descend under the limiting action of the second guide sleeve 12 through a link mechanism formed among the folding rod 841, the first link 842 and the second link 843, so as to expose the insertion part of the needle head; then, the two first pushing cylinders 501 drive the correcting block 40 to slide along the direction close to the needle insertion part, and the correcting inclined planes 401 on the correcting block 40 are abutted against the needle insertion part, so that each needle rotates to align with the inclined planes at the end parts; then, the two first pushing cylinders 501 drive the rectification block 40 to withdraw from the needle insertion part;
clamping and fixing: under the pressing action of the movable pressing plate 30 on the needle head, the lifting cylinder 73 drives the flange plate 71 to descend to the connecting part exposing the needle head;
then, two third driving cylinders 6013 are used for driving the toggle frame 6011 to toggle the vertical rod 8041 in the tool fixture 80 backwards, the horizontal rod 8042 can be pried upwards under the lever action formed between the vertical rod 8041 and the horizontal rod 8042, and the clamping top block 802 is driven to move in the direction away from the clamping bottom 8012 under the lever action formed between the vertical rod 8041 and the horizontal rod 8042, so that a clamping gap is formed between the clamping top block 802 and the clamping bottom 8012;
then, the two second pushing cylinders 703 drive the sliding frame 60 to slide along the direction close to the needle connecting part, so that the needle connecting part is located in the clamping gap on the tool fixture 80;
next, two third driving cylinders 6013 drive the shifting frame 6011 to withdraw from the vertical rod 8041, and under the action of the elastic force of the compression spring 803, the clamping top block 802 moves along the direction close to the clamping bottom 8012, so as to clamp the needle head connecting part located in the clamping gap;
finally, the worker can take out the tool clamp 80 from the clamping groove 602, so that the plurality of needles can be accurately clamped and fixed, and the clamping and fixing efficiency of the plurality of needles is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an accurate clamping device of syringe needle which characterized in that: comprises a frame (1), the frame (1) is provided with a feeding block (2) in a sliding manner along the horizontal direction, the feeding block (2) is provided with a plurality of storage grooves (21) along the sliding direction, the frame (1) is respectively provided with a first flushing flange component (7) used for aligning a needle head connecting part and a second flushing flange component (8) used for aligning a needle head inserting part in a lifting manner, the frame (1) is provided with a lifting rod (10) in a lifting manner above the feeding block (2), the lifting rod (10) is provided with a movable pressing plate (30), a movable gap is arranged at the joint of the movable pressing plate (30) and the lifting rod (10), the frame (1) is provided with a correcting inclined plane (401) in a sliding manner along the direction close to or far away from the needle head inserting part, the frame (1) is provided with a sliding frame (60) in a sliding manner along the direction close to or far away from, and a tool clamp (80) used for clamping the needle head connecting part is detachably and fixedly arranged on the sliding frame (60).
2. The accurate clamping device of syringe needle according to claim 1, characterized in that: frame (1) is located the top of feedblock (2) and is provided with feeding tiling mechanism (4), feeding tiling mechanism (4) are including feeding box (41) and flat wheel (42) of spreading, the bottom of feeding box (41) is provided with feeding inclined plane (411), just feeding box (41) are located the downstream end on feeding inclined plane (411) and have seted up drain hole (412), just tiling wheel (42) rotate set up in the drain hole (412) department of feeding box (41) and keep the butt with the terminal surface of the vertical direction upside of feedblock (2), the axis of rotation of tiling wheel (42) is the level setting and is perpendicular with the sliding direction of feedblock (2).
3. The accurate clamping device of syringe needle according to claim 2, characterized in that: feeding tiling mechanism (4) still include second driving motor (43), second driving motor (43) are fixed to be set up in frame (1), tiling wheel (42) coaxial fixation is on the output shaft of second driving motor (43), feedblock (2) are the pay-off direction of feedblock (2) along being close to first flange subassembly (7) and the second that flush that the flange subassembly (8) slided, tiling wheel (42) revolve to the pay-off opposite direction with feedblock (2).
4. The accurate clamping device of syringe needle according to claim 2, characterized in that: and a waste cleaning spray head (90) connected with an air pump is arranged above the feeding block (2) of the frame (1).
5. The accurate clamping device of syringe needle according to claim 1, characterized in that: frock clamp (80) are including the frock body (801), centre gripping kicking block (802) and compression spring (803), set up on the frock body (801) and be activity groove (8011) that the opening set up, activity groove (8011) relative both sides are provided with centre gripping bottom (8012) and butt portion (8013) respectively, centre gripping kicking block (802) are located activity groove (8011) and slide along the direction that is close to or keeps away from centre gripping bottom (8012), the both ends butt respectively of compression spring (803) are in butt portion (8013) and centre gripping kicking block (802) one side that deviates from centre gripping bottom (8012), frock clamp (80) still including being used for prying centre gripping kicking block (802) and keeping away from prying pole (804) that centre gripping bottom (8012) removed.
6. The accurate clamping device of syringe needle according to claim 4, characterized in that: the prying rod (804) comprises a vertical rod (8041) and a horizontal rod (8042) which are vertically and fixedly arranged, a through groove (80131) is formed in the abutting portion (8013) in a penetrating mode, the vertical rod (8041) penetrates through the through groove (80131), a movable gap is formed between the vertical rod (8041) and the through groove (80131), a prying groove (8023) is formed in the clamping ejector block (802), the end portion of the horizontal rod (8042) is arranged in the prying groove (8023) in an inserting mode, a rotating connection is formed between the vertical rod (8041) and the horizontal rod (8042) and the clamping bottom (8012), the rotating axis of the prying rod (804) is parallel to the sliding direction of the feeding block (2), and a shifting mechanism (601) used for shifting the vertical rod (8041) is arranged on the sliding frame (60).
7. The accurate clamping device of syringe needle according to claim 5, characterized in that: the toggle mechanism (601) comprises a toggle frame (6011), a sixth connecting rod (6012) and a third driving cylinder (6013), the toggle frame (6011) is rotatably arranged on the sliding frame (60), a toggle part (60111) used for toggling the vertical rod (8041) is arranged at the bottom of the toggle frame (6011), a cylinder body of the third driving cylinder (6013) is rotatably arranged on the sliding frame (60), one end of the sixth connecting rod (6012) is fixedly arranged on a rotating shaft of the toggle frame (6011), the other end of the sixth connecting rod (6012) is rotatably connected to the end of a piston rod of the third driving cylinder (6013), and rotating axes of the toggle frame (6011), the third driving cylinder (6013) and the sixth connecting rod (6012) are parallel to the sliding direction of the feeding block (2).
8. The accurate clamping device of syringe needle according to claim 1, characterized in that: the second flushes flange subassembly (8) including flange piece (81) and elevator (82), flange piece (81) and first flushes and is formed with neat clearance (9) between flange subassembly (7), elevator (82) go up and down to set up in frame (1), flange piece (81) are along being close to or keeping away from the adjustable setting of direction of syringe needle connecting portion on elevator (82).
CN202110298797.8A 2021-03-20 2021-03-20 Accurate clamping device of syringe needle Active CN113059491B (en)

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CN1712178A (en) * 2004-06-23 2005-12-28 陈振堃 Method and device for integrating plural needles
CN201500878U (en) * 2009-08-04 2010-06-09 梁启明 Distributing device of automatic infusion needle assembly machine
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CN106966193A (en) * 2017-05-22 2017-07-21 山东新华医疗器械股份有限公司 A kind of preliminary filling pin loading apparatus
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CN108262672A (en) * 2018-01-11 2018-07-10 温州职业技术学院 A kind of grinding device of syringe needle production equipment
CN208005226U (en) * 2018-01-18 2018-10-26 中山市致微精密机械设备有限公司 A kind of multi-direction processing assembled tool
CN110893450A (en) * 2019-12-18 2020-03-20 利辛县众善医药科技有限公司 Alignment positioning tool for batch processing of injection needles
CN112173707A (en) * 2020-10-15 2021-01-05 上海富驰高科技股份有限公司 Carrying device for two-hole camera ring shaping die
CN112404284A (en) * 2020-10-28 2021-02-26 青岛星宸铁塔有限公司 Feeding system of angle steel punching and shearing production line

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3294258A (en) * 1960-12-30 1966-12-27 Globe Union Inc Apparatus for aligning the plates and separators of a battery stack
CN1712178A (en) * 2004-06-23 2005-12-28 陈振堃 Method and device for integrating plural needles
CN201500878U (en) * 2009-08-04 2010-06-09 梁启明 Distributing device of automatic infusion needle assembly machine
CN101843912A (en) * 2010-05-27 2010-09-29 北京白象新技术有限公司 Clip type hydrogen peroxide injecting device
CN106966193A (en) * 2017-05-22 2017-07-21 山东新华医疗器械股份有限公司 A kind of preliminary filling pin loading apparatus
CN107571016A (en) * 2017-10-25 2018-01-12 宁波市奉化智牛自动化设备设计有限公司 A kind of syringe needle kludge
CN108262672A (en) * 2018-01-11 2018-07-10 温州职业技术学院 A kind of grinding device of syringe needle production equipment
CN208005226U (en) * 2018-01-18 2018-10-26 中山市致微精密机械设备有限公司 A kind of multi-direction processing assembled tool
CN110893450A (en) * 2019-12-18 2020-03-20 利辛县众善医药科技有限公司 Alignment positioning tool for batch processing of injection needles
CN112173707A (en) * 2020-10-15 2021-01-05 上海富驰高科技股份有限公司 Carrying device for two-hole camera ring shaping die
CN112404284A (en) * 2020-10-28 2021-02-26 青岛星宸铁塔有限公司 Feeding system of angle steel punching and shearing production line

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