CN106944815B - Full-automatic blood taking needle assembling machine - Google Patents
Full-automatic blood taking needle assembling machine Download PDFInfo
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- CN106944815B CN106944815B CN201710305427.6A CN201710305427A CN106944815B CN 106944815 B CN106944815 B CN 106944815B CN 201710305427 A CN201710305427 A CN 201710305427A CN 106944815 B CN106944815 B CN 106944815B
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- 239000008280 blood Substances 0.000 title claims abstract description 41
- 210000004369 blood Anatomy 0.000 title claims abstract description 41
- 230000000903 blocking effect Effects 0.000 claims description 28
- 238000007599 discharging Methods 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 6
- 238000010079 rubber tapping Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010241 blood sampling Methods 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/033—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using vibration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/002—Article feeders for assembling machines orientating the articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a full-automatic blood taking needle assembling machine which comprises a sample disc, a supporting frame and a spring assembling workpiece, wherein a needle core to be assembled is conveyed to a station of the spring assembling workpiece by the sample disc, the spring assembling workpiece comprises a first vibrating disc, a second vibrating disc and a power assembly, a front spring and a rear spring are respectively contained in the first vibrating disc and the second vibrating disc, the front spring and the rear spring can be orderly arranged and output by the first vibrating disc and the second vibrating disc, and the power assembly drives the needle core of the blood taking needle to move so that the front spring and the rear spring are assembled on the needle core.
Description
Technical Field
The invention relates to full-automatic assembling equipment for a blood taking needle, in particular to a workpiece for assembling a front spring and a rear spring on a needle core in the full-automatic assembling machine for the blood taking needle.
Background
The blood taking needle is the clinical laboratory carries out the important instrument of blood test, and along with medical level's improvement and people constantly increase to the requirement of medical instrument's comfort level, novel blood taking needle adopts mechanical device more in the existing market, and the syringe needle adopts jettison device, can accomplish almost completely accurate, quick, depth moderate degree, straight line path and pierce through skin, and in the syringe needle can kick-back to the shell automatically after the blood sampling, greatly reduced patient's pain. Because the structure of the novel blood taking needle is complex, the accessories are small, the requirement on the production process is high, the production capacity of a production enterprise per day can reach hundreds of thousands of blood taking needles, the production intensity is high, manual work and simple automatic production equipment are difficult to ensure the product quality, and the current blood taking needle production enterprises can select full-automatic production equipment. The third generation blood taking needle consists of an outer sleeve, a sliding block, a front spring, a needle core, a rear spring, a front cover and the like, has a complex internal structure and various shapes of parts, and aims to improve the production efficiency, reduce the labor cost and reduce the defective rate of products.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a full-automatic blood taking needle assembling machine which can accurately assemble a front spring and a rear spring on a needle core, and has high efficiency and good stability.
In order to achieve the purpose, the invention provides the following technical scheme: a full-automatic blood taking needle assembling machine comprises a sample disc, a supporting frame and a spring assembling workpiece, wherein a motor is arranged on the supporting frame, the sample disc is connected with a rotating shaft of the motor through a plurality of supporting columns, the sample disc is of an annular structure, a plurality of workpiece holes are formed in the sample disc, the workpiece holes are square and extend to the edge of the outer side of the sample disc, the workpiece holes are distributed on the sample disc in an annular mode, blocking edges are arranged on the hole wall of the workpiece holes, fixing frames are arranged on the blocking edges, a needle core of a blood taking needle is arranged on the fixing frames, and clamping grooves are formed in the bottom surface of the fixing frames;
the spring assembling workpiece comprises a first vibrating disk, a second vibrating disk and a power assembly, the first vibrating disk is located in the center of a sample disk, a discharge port of the first vibrating disk is connected with a first discharge pipe with a horizontally arranged tail end, a discharge port of the second vibrating disk is connected with a second discharge pipe with a horizontally arranged tail end, discharge ports of the first discharge pipe and the second discharge pipe are arranged oppositely, a first notch with a semi-arc-shaped section is arranged on the lower pipe wall of the discharge port of the first discharge pipe, a semi-arc-shaped elastic plate made of elastic plastic is connected to the edge of the first notch, a front spring is arranged on the elastic plate, a second notch is arranged on the lower side of the pipe wall of the discharge port of the second discharge pipe, the second notch comprises a strip-shaped port extending axially along the second discharge pipe and arc-shaped ports communicated with the strip-shaped port and distributed radially along the second discharge pipe, and a rear spring is arranged on the upper side of the strip-shaped port;
the power assembly comprises a mounting plate, a first air cylinder, a second air cylinder, a sliding rail, a hollow pipe and a pushing piece, wherein the hollow pipe comprises a first hollow pipe and a second hollow pipe, the first hollow pipe and the second hollow pipe are horizontally arranged, the second hollow pipe is perpendicular to the first hollow pipe, the first hollow pipe and the second hollow pipe are connected into an L shape which is communicated with each other, a first magnetic block and a second magnetic block are respectively arranged in the first hollow pipe and the second hollow pipe, the first air cylinder and the first hollow pipe are horizontally arranged on the mounting plate, the axes of a piston rod, the sliding rail, a first discharging pipe and a second discharging pipe of the first air cylinder are positioned on the same plane which is perpendicular to the mounting plate, the second air cylinder is vertically connected to the end part of a piston rod of the first air cylinder, the end part of a piston rod of the second air cylinder is provided with a top plate, and the top plate is provided with a clamping block which is matched with the clamping groove, the sliding rail is vertically connected to a piston rod of the second air cylinder, plugs are arranged at two ends of the sliding rail, the pushing piece comprises a push plate, a connecting rod and a sliding block, one end of the connecting rod is connected with the sliding block, the other end of the connecting rod is connected with the push plate, the sliding block is located in the sliding rail, the sliding block is connected with the plug close to the second air cylinder through a spring, a strip-shaped gap is axially formed in the side wall of the first air cylinder, the piston rod of the first air cylinder is connected with a sliding rod, the sliding rod penetrates through the gap in the first air cylinder to be connected with a first magnetic block in the gap, a through hole is formed in the plug far away from the second air cylinder, a through hole is formed in the top surface of the second air cylinder, an elastic rope is connected to the sliding block, and penetrates through the through hole in the top surface of the second air cylinder to be connected with a second magnetic block in the through hole after the elastic rope penetrates through hole in the plug;
in an initial state, the first magnetic block and the second magnetic block are attracted together, the sample disc rotates along with the support frame, one workpiece hole rotates to a position where the central axis of the workpiece hole is perpendicularly intersected with a connecting line between a discharge port of a first discharge pipe and a discharge port of a second discharge pipe, a piston rod of the second air cylinder extends upwards, a clamping block on the upper surface of the top plate is clamped in a clamping groove on the lower surface of the fixing frame, the top plate enters the workpiece hole to jack up the fixing frame, two ends of a needle core of the blood taking needle are respectively opposite to the discharge port of the first discharge pipe and the discharge port of the second discharge pipe, the sliding rail moves upwards, meanwhile, the elastic rope pulls the sliding block to move in the direction far away from the second air cylinder, the spring stretches until the sliding block abuts against a plug far away from the second air cylinder, the sliding rail continues to move upwards, and the push plate passes through the arc-shaped port to enter the second discharge pipe;
the piston cylinder of the first cylinder stretches out, the front end of the needle core of the blood taking needle moves towards the first discharge pipe, the front spring on the elastic plate is sleeved at the front end of the needle core of the blood taking needle, meanwhile, the slide bar slides along the gap and drives the first magnetic block to move towards the first discharge pipe, the first magnetic block and the second magnetic block are separated, the spring resets and pulls the slide block to move towards the first discharge pipe along the slide rail, and the push plate pushes out the rear spring to enable the rear spring to be sleeved at the rear end of the needle core of the blood taking needle;
the piston rod of the second air cylinder retracts and resets, the elastic plate turns downwards to open the first notch, the front end of the needle core of the blood taking needle moves out of the first discharging pipe along the first notch, the push plate and the sliding block move downwards along the sliding rail, and the push plate moves out of the second discharging pipe along the arc-shaped opening;
and the piston cylinder of the first air cylinder retracts and resets, the sliding rod slides along the gap and drives the first magnetic block to move towards the direction of the second discharge pipe, the second magnetic block moves downwards, and finally the first magnetic block and the second magnetic block are sucked together again.
As a further improvement of the invention, the lower surface of the fixed frame is provided with a first magnetic block, the upper surface of the top plate is provided with a second magnetic block, and the first magnetic block and the second magnetic block are attracted magnetically.
As a further improvement of the invention, the elastic plate comprises two symmetrically arranged side plates, and one side edges of the two side plates are respectively connected with the opposite edges of the first notch.
As a further improvement of the invention, the track of the slide rail is in an inverted T shape, and the slide block is in an inverted T shape.
As a further improvement of the invention, the first discharging pipe and the second discharging pipe comprise an inclined part at the upper end, a vertical part in the middle and a horizontal part at the bottom, the inclined part is connected with the first vibrating disk or the second vibrating disk, the vertical part and the horizontal part are in arc transition, the friction coefficient of the lower end of the inner wall of the vertical part is smaller than that of the upper end, a third cylinder is fixed on the outer side wall of the vertical part, a partition plate and a blocking plate are sequentially arranged at the middle part and the bottom of the vertical part, two hollowed-out openings which are respectively opposite to the partition plate and the blocking plate are arranged on the pipe wall of the vertical part, a front spring or a rear spring is arranged between the partition plate and the blocking plate, a piston rod of the third cylinder is connected with a first connecting rod and a second connecting rod, the first connecting rod is connected with the partition plate after penetrating through the hollowed-out openings, and the second connecting rod is connected with the blocking plate after penetrating through the hollowed-out openings;
when the device works, a piston rod of the third air cylinder extends out to drive the first connecting rod and the second connecting rod to move, the isolation plate and the blocking plate move out of the vertical part along the hollowed-out opening, a front spring or a rear spring between the isolation plate and the blocking plate falls into the horizontal part, the front spring or the rear spring adjacent to the upper side of the isolation plate falls, the piston rod of the third air cylinder retracts, the isolation plate and the blocking plate are embedded into the vertical part again, and one front spring or one rear spring is positioned between the isolation plate and the blocking plate.
As a further improvement of the invention, the pipe diameter of the lower end of the vertical part is larger than that of the upper end.
The invention discloses a full-automatic assembling machine for a blood taking needle, which comprises a sample disc, a support frame and a spring assembling workpiece, wherein the sample disc conveys a needle core to be assembled to a station of the spring assembling workpiece, the spring assembling workpiece comprises a first vibrating disc, a second vibrating disc and a power assembly, a front spring and a rear spring are respectively contained in the first vibrating disc and the second vibrating disc, the first vibrating disc and the second vibrating disc can orderly arrange and output the front spring and the rear spring, and the power assembly drives the needle core of the blood taking needle to move so as to assemble the front spring and the rear spring on the needle core.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first schematic structural view of a spring assembly according to the present invention in a working state;
FIG. 3 is a second schematic structural view of the spring assembly of the present invention in a working state;
FIG. 4 is a schematic view of the top plate and the fixing frame of the present invention;
FIG. 5 is a sectional view of a first tapping pipe according to the invention;
FIG. 6 is a schematic view of the structure of the slide block and the slide rail of the present invention;
FIG. 7 is a schematic illustration of the construction of a first vibratory pan and a first tapping pipe according to the invention.
Detailed Description
The invention will be described in more detail with reference to the following examples, which are given by way of illustration.
Referring to fig. 1-7, the full-automatic blood taking needle assembling machine of the present embodiment includes a sample tray 1, a support frame 2 and a spring assembling workpiece, a motor 21 is disposed on the support frame 2, the sample tray 1 is connected to a rotating shaft of the motor 21 through a plurality of uniformly distributed support columns, the sample tray 1 is of an annular structure, the sample tray 1 is used for moving a needle core 3 of a blood taking needle to be assembled to a station of the spring assembling workpiece, a plurality of workpiece holes 11 are disposed on the sample tray 1, the workpiece holes 11 are rectangular and extend to an outer side edge of the sample tray 1, a long axis extension line of the workpiece holes 11 passes through a center of the sample tray 1, the workpiece holes 11 are uniformly distributed on the sample tray 1 in an annular shape, strip-shaped retaining edges 12 are disposed on hole walls on opposite sides of the workpiece holes 11, a fixing frame 13 is disposed on the retaining edges 12, the needle core 3 of the blood taking needle is disposed on the fixing frame 13, and a clamping groove 14 is disposed on a bottom surface of the fixing frame 13;
the spring assembly workpiece comprises a first vibration disk 4, a second vibration disk 5 and a power assembly 6, wherein a front spring 44 is contained in the first vibration disk 4, the first vibration disk 4 can orderly arrange and output the front spring 44 in the first vibration disk, a rear spring 54 is contained in the second vibration disk 5, the second vibration disk 5 can orderly arrange and output the rear spring 54 in the second vibration disk 5, the first vibration disk 4 is positioned in the center of a sample disk 1, the first vibration disk 4 is fixed on a fixing frame on the upper side of the first vibration disk 4, a discharge port of the first vibration disk 4 is connected with a first discharge pipe 41 with a horizontal tail end, the front spring 44 vibrated out from the discharge port of the first vibration disk 4 enters the first discharge pipe 41, a discharge port of the second vibration disk 5 is connected with a second discharge pipe 51 with a horizontal tail end, the rear spring 54 vibrated out from the second vibration disk 5 enters the second discharge pipe 51, the first discharge pipe 41 and the second discharge pipe 51 are positioned above the sample disk 1 and are parallel to the sample disk 1, the discharge ports of the first discharge pipe 41 and the second discharge pipe 51 are oppositely arranged, a first notch 42 with a semi-arc cross section is arranged on the lower side pipe wall of the discharge port of the first discharge pipe 41, the first notch 42 is arranged along the axial direction of the first discharge pipe 41, the first notch 42 extends to the discharge port edge of the first discharge pipe 41, a semi-arc elastic plate 43 made of elastic plastic is connected on the edge of the first notch 42, the shape of the elastic plate 43 is the same as that of the first notch 42, the elastic plate 43 is positioned in the first notch 42 to seal the first notch 42, when the elastic plate 43 deforms under external force, the first notch 42 can be opened, a front spring 44 is arranged on the elastic plate 43, a second notch is arranged on the lower side of the discharge port of the second discharge pipe 51, the second notch comprises a strip-shaped port 52 extending along the axial direction of the second discharge pipe 51 and an arc-shaped port 53 communicated with the strip-shaped port 52 and distributed along the radial direction of the second discharge pipe 51, the strip-shaped opening 52 extends to the edge of the discharge opening of the second discharge pipe 51, and the upper side of the strip-shaped opening 52 is provided with a rear spring 54;
the power assembly 6 comprises a mounting plate 61, a first air cylinder 62, a second air cylinder 63, a sliding rail 64, a hollow pipe 65 and a pushing piece 66, wherein the hollow pipe 65 comprises a first hollow pipe 651 and a second hollow pipe 652 which are horizontally arranged, the second hollow pipe 652 is perpendicular to the first hollow pipe 651, the first hollow pipe 651 and the second hollow pipe 652 are connected into an L shape which is communicated with each other, a first magnet 653 and a second magnet 654 are respectively arranged in the first hollow pipe 651 and the second hollow pipe 652, the first magnet 654 and the second magnet 654 are magnetically attracted, the first air cylinder 62 and the first hollow pipe 651 are horizontally arranged on the mounting plate 61, the first air cylinder 62 is parallel to the first hollow pipe 651, the second hollow pipe 652 is arranged at one side far away from the piston rod of the first air cylinder 62, the axes of the piston rod of the first air cylinder 62, the sliding rail 64, the first discharge pipe 41 and the second discharge pipe 51 are arranged on the same plane which is perpendicular to the mounting plate 61, the second air cylinder 63 is vertically connected with the end part of a piston rod of the first air cylinder 62, the end part of a piston rod of the second air cylinder 63 is provided with a top plate 67, a clamping block 68 matched with the clamping groove 14 is arranged on the top plate 67, the sliding rail 64 is vertically connected with the piston rod of the second air cylinder 63, two ends of the sliding rail 64 are provided with plugs 69, the pushing piece 66 comprises a pushing plate 661, a connecting rod 662 and a sliding block 663, one end of the connecting rod 662 is connected with the sliding block 663, the other end of the connecting rod is connected with the pushing plate 661, the sliding block 663 is positioned in the sliding rail 64 and can slide along the sliding rail 64, the sliding block 663 and the plug 69 close to the second air cylinder 63 are connected through a spring 610, the side wall of the first hollow pipe 651 is axially provided with a strip-shaped gap 611, the gap 611 is positioned on the side surface opposite to the first hollow pipe 651 and the first air cylinder 62, the piston rod of the first air cylinder 62 is connected with a sliding rod 612, the sliding rod comprises three supporting rods which are vertically connected with each other, the first supporting rod is positioned in the first hollow pipe 651, one end of a second support rod penetrating gap 611 is connected with the end of a first support rod in the first hollow tube 651, the other end of the second support rod is connected with the end of a third support rod, the other end of the third support rod is connected with a piston rod of the first air cylinder 62, a through hole is formed in a plug 69 far away from the second air cylinder 63, a through hole is formed in the top surface of the second hollow tube 652, an elastic rope 613 is connected to a sliding block 663, and the elastic rope 613 penetrates through the through hole in the plug 69 and then penetrates through the through hole in the top surface of the second hollow tube 652 to be connected with a second magnetic block 654 therein;
in the initial state, the first magnetic block 653 and the second magnetic block 654 are attracted together, and the sample disc 1 rotates along with the support frame 2, so that one of the workpiece holes rotates to the position where the central axis of the workpiece hole is vertically intersected with the connecting line between the discharge hole of the first discharge pipe 41 and the discharge hole of the second discharge pipe 51;
the piston rod of the second cylinder 63 extends upwards, a fixture block 68 on the upper surface of the top plate 67 is clamped into a fixture groove 14 on the lower surface of the fixed frame 13, the top plate 67 enters the workpiece hole 11 to jack up the fixed frame 13, a strip-shaped rib is arranged on the hole wall of the workpiece hole 11 and is used for preventing the fixed frame 13 from shifting in the horizontal direction in the upward movement process, after the fixed frame 13 is jacked up, two ends of the lancet needle core 3 respectively face a discharge port of the first discharge pipe 41 and a discharge port of the second discharge pipe 51, the slide rail 64 moves upwards along with the piston rod of the second cylinder 63, meanwhile, the elastic rope 613 pulls the slide block 663 to move in the direction away from the second cylinder 63, the spring 610 and the elastic rope 613 stretch until the slide block 663 abuts against a plug 69 away from the second cylinder 63, the elasticity of the elastic rope 613 continues to move upwards, the push plate 661 continues to stretch through the arc-shaped discharge pipe 53;
the piston cylinder of the first cylinder 62 extends out, the front end of the blood taking needle core 3 moves towards the direction of the first discharge pipe 41, the front spring 44 on the elastic plate 43 is sleeved at the front end of the blood taking needle core 3, meanwhile, the sliding rod 612 slides along the gap 611 and drives the first magnetic block 653 to move towards the direction of the first discharge pipe 41, so that the first magnetic block 653 and the second magnetic block 654 are separated from each other, after the second magnetic block 654 loses downward external force, the second magnetic block 654 ascends along the second hollow pipe 652, the spring 610 resets, the sliding block 663 is pulled to rapidly move towards the direction of the first discharge pipe 41 along the sliding rail 64, the second magnetic block 654 is positioned, and the push plate 661 pushes out the rear spring 54 rapidly and then enables the rear spring to be sleeved at the rear end of the blood taking needle core 3;
the piston rod of the second air cylinder 63 retracts and resets, the elastic plate 43 is deformed and overturned downwards to open the first gap 42, the front end of the needle core 3 of the blood taking needle is moved out of the first discharging pipe 41 along the first gap 42, meanwhile, the front spring 44 sleeved on the front end of the needle core 3 of the blood taking needle is moved out, the elastic plate 43 resets to close the first gap 42 again, the front spring 44 in the first vibrating disk 4 is supplemented to the first discharging pipe 41, the other front spring 44 is moved onto the elastic plate 43, the push plate 661 and the sliding block 663 move downwards along with the sliding rail 64, the push plate 661 moves out of the second discharging pipe 51 along an arc-shaped opening, the sliding plate 663 falls onto the clamping plate 613, the rear spring 54 in the second vibrating disk 5 is supplemented into the second discharging pipe 51, and the other rear spring 54 moves to the upper side of the strip-shaped opening 52;
the piston cylinder of the first air cylinder 62 retracts and resets, the sliding rod 612 slides along the gap 611 and drives the first magnetic block 653 to move towards the second discharge pipe 51, the second magnetic block 654 moves downwards under the action of gravity, and finally the first magnetic block 653 and the second magnetic block 654 are attracted together again.
As an improved specific embodiment, the lower surface of the fixed frame 13 is provided with a first magnetic block 15, the upper surface of the top plate 67 is provided with a second magnetic block 16, the first magnetic block 15 and the second magnetic block 16 are magnetically attracted, when the top plate 67 moves upwards to abut against the fixed frame 13, the upper surface clamping block 68 of the top plate 67 is clamped in the lower surface clamping groove 14 of the fixed frame 13, so that the fixed frame 13 and the top plate 67 are prevented from being separated, and meanwhile, the first magnetic block 15 and the second magnetic block 16 are attracted, so that the interaction between the top plate 67 and the fixed frame 13 is further enhanced, and the fixed frame 13 and the top plate 67 are prevented from being separated; on the other hand, the first magnetic block 15 and the second magnetic block 16 are attracted to each other, so that the fixing frame 13 drives the front end of the lancet needle core 3 to move out of the first discharge pipe 41 more easily, and the offset is less prone to occurring.
As a modified embodiment, the elastic plate 43 comprises two side plates 45 which are symmetrically arranged, one side edges of the two side plates 45 are respectively connected to the opposite edges of the first gap 42, when the front end of the lancet needle core 3 moves out of the first discharging pipe 41 along the first gap 42, the two side plates 45 are respectively overturned to opposite directions to open the first gap 42, so that the front end of the lancet needle core 3 is allowed to move out, the structural design enables the first gap 42 to be opened and closed more timely, and the reaction is more flexible.
As an improved specific embodiment, the rail of the slide rail 64 is in an inverted "T" shape, the sliding block 663 is in an inverted "T" shape, and the lower end of the sliding block 663 is clamped in the rail of the slide rail 64, is not easy to be separated from the slide rail 64, and can slide along the slide rail 64.
As a modified embodiment, the first discharging pipe 41 and the second discharging pipe 51 include an inclined portion 7 at the upper end, a middle vertical portion 8 and a lower horizontal portion 9, the inclined portion 7 is connected to the first vibration plate 4 or the second vibration plate 5, the front spring 44 vibrated out of the first vibration plate 4 enters the inclined portion 7 along the discharge port of the first vibration plate 4 or the rear spring 54 vibrated out of the second vibration plate 5 along the discharge port of the second vibration plate 5, and then enters the vertical portion 8 along the inclined portion 7, the vertical portion 8 and the horizontal portion 9 are in arc transition, the lower end of the inner wall of the vertical portion 8 has a lower friction coefficient than that of the upper end, so that the front spring 44 or the rear spring 54 positioned at the lower end of the vertical portion 8 falls faster than that of the upper end, the third cylinder 10 is fixed on the outer side wall of the vertical portion 8, a partition plate 81 and a barrier plate 82 are sequentially arranged at the middle and bottom of the vertical portion 8, the lower end of the inner wall of the vertical portion 8 is positioned downward from the position of the upper end of the upper side of the front spring 44 or the upper end of the partition plate 81, two partition plates 81 are respectively connected to the hollow link rod 83 and the hollow link rod 83 connected to the first link rod 102, the hollow link rod 83 and the link rod 83 connected to the second link rod 102, and the hollow link rod 83; in operation, the piston rod of the third cylinder 10 extends to drive the first connecting rod 101 and the second connecting rod 102 to move, the isolation plate 81 and the blocking plate 82 are driven to move out of the vertical part 8 along the hollow-out opening 83, the front spring 44 or the rear spring 54 between the isolation plate 81 and the blocking plate 82 falls into the horizontal part 9, the front spring 44 or the rear spring 54 adjacent to the upper side of the isolation plate 81 falls, the piston rod of the third cylinder 10 retracts, the isolation plate 81 and the blocking plate 82 are embedded into the vertical part 8 again, and one front spring 44 or one rear spring 54 is positioned between the isolation plate 81 and the blocking plate 82.
As a modified specific embodiment, the pipe diameter of the lower end of the vertical part 8 is larger than that of the upper end, the lower end position of the inner wall of the vertical part 8 refers to a position which is downward from the position of one front spring 44 or one rear spring length on the upper side of the partition plate 81, and the structural design is convenient for the one front spring 44 or one rear spring 54 on the upper side of the partition plate 81 and the front spring 44 or the rear spring 54 between the partition plate 81 and the blocking plate 82 to fall more rapidly, so that the falling speed of the front spring 44 or the rear spring 54 to be supplemented between the partition plate 81 and the blocking plate 82 is distinguished from the falling speed of the front spring 44 or the rear spring 54 on the upper side thereof, and the supplemented front spring 44 or the rear spring 54 is clamped between the partition plate 81 and the blocking plate 82 more accurately.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. The utility model provides a full-automatic kludge of blood taking needle which characterized in that: the sample disc assembling device comprises a sample disc (1), a support frame (2) and a spring assembling workpiece, wherein a motor (21) is arranged on the support frame (2), the sample disc (1) is connected with a rotating shaft of the motor (21) through a plurality of support columns, the sample disc (1) is of an annular structure, a plurality of workpiece holes (11) are formed in the sample disc (1), the workpiece holes (11) are square and extend to the outer side edge of the sample disc (1), the workpiece holes (11) are distributed on the sample disc (1) in an annular mode, a blocking edge (12) is arranged on the hole wall of each workpiece hole (11), a fixing frame (13) is arranged on each blocking edge (12), a needle core (3) of a blood taking needle is arranged on the fixing frame (13), and a clamping groove (14) is formed in the bottom surface of the fixing frame (13);
the spring assembling workpiece comprises a first vibrating disk (4), a second vibrating disk (5) and a power assembly (6), the first vibrating disk (4) is located in the center of a sample disk (1), a discharge port of the first vibrating disk (4) is connected with a first discharge pipe (41) with a horizontally arranged tail end, a discharge port of the second vibrating disk (5) is connected with a second discharge pipe (51) with a horizontally arranged tail end, discharge ports of the first discharge pipe (41) and the second discharge pipe (51) are oppositely arranged, a first notch (42) with a semi-arc-shaped cross section is arranged on the lower side pipe wall of the discharge port of the first discharge pipe (41), a semi-arc-shaped elastic plate (43) made of elastic plastic is connected onto the edge of the first notch (42), a front spring (44) is arranged on the elastic plate (43), a second notch is arranged on the lower side of the discharge port of the second discharge pipe (51), the second notch comprises a strip-shaped opening (52) extending axially along the second discharge pipe (51) and an upper side opening (54) distributed on the radial side of the second discharge pipe (51);
the power assembly (6) comprises a mounting plate (61), a first air cylinder (62), a second air cylinder (63), a sliding rail (64), a hollow pipe (65) and a pushing piece (66), the hollow pipe (65) comprises a first hollow pipe (651) and a second hollow pipe (652) which are horizontally arranged, the second hollow pipe (652) is perpendicular to the first hollow pipe (651), the first hollow pipe (651) and the second hollow pipe (652) are connected into an L shape which is communicated with each other, a first magnetic block (653) and a second magnetic block (654) are respectively arranged in the first hollow pipe (651) and the second hollow pipe (652), the first air cylinder (62) and the first hollow pipe (651) are horizontally arranged on the mounting plate (61), the axes of a piston rod of the first air cylinder (62), the sliding rail (64), a first discharge pipe (41) and a second discharge pipe (51) are positioned on the same plane which is perpendicular to the mounting plate (61), the second air cylinder (63) is vertically connected to the end part of a piston rod of the first air cylinder (62), the end part of a piston rod (67) of the second air cylinder (63) is provided with a top plate (67), and the end part (69) of the sliding rail (64) is provided with a blocking block (64), and two ends of the sliding rail (69), the sliding rail (64) are provided with a blocking block (64), the pushing piece (66) comprises a pushing plate (661), a connecting rod (662) and a sliding block (663), one end of the connecting rod (662) is connected with the sliding block (663), the other end of the connecting rod is connected with the pushing plate (661), the sliding block (663) is positioned in a sliding rail (64), the sliding block (663) is connected with a plug (69) close to the second air cylinder (63) through a spring (610), a strip-shaped gap (611) is axially arranged on the side wall of the first hollow tube (651), a piston rod of the first air cylinder (62) is connected with a sliding rod (612), the sliding rod (612) passes through the gap (611) on the first hollow tube (651) and is connected with a first magnetic block (653) therein, and the sliding rod (612) comprises three supporting rods which are mutually vertically connected, a first supporting rod is positioned in a first hollow pipe (651) and connected with a first magnetic block (653), one end of a second supporting rod penetrating through a gap (611) is connected with the end of the first supporting rod in the first hollow pipe (651), the other end of the second supporting rod is connected with the end of a third supporting rod, the other end of the third supporting rod is connected with a piston rod of a first air cylinder (62), a through hole is formed in a plug (69) far away from a second air cylinder (63), a through hole is formed in the top surface of a second hollow pipe (652), an elastic rope (613) is connected to a sliding block (663), and the elastic rope (613) penetrates through the second hollow pipe after penetrating through the through hole in the plug (69) (652) The through hole on the top surface is connected with a second magnetic block (654) therein;
in an initial state, the first magnetic block (653) and the second magnetic block (654) are attracted together, the sample disc (1) rotates along with the support frame (2), so that one workpiece hole rotates to a position where the central axis of the workpiece hole is vertically intersected with a connecting line between a discharge port of the first discharge pipe (41) and a discharge port of the second discharge pipe (51), a piston rod of the second air cylinder (63) extends upwards, the upper surface clamping block (68) of the top plate (67) is clamped in the lower surface clamping groove (14) of the fixed frame (13), the top plate (67) enters the workpiece hole (11) to jack up the fixed frame (13), two ends of the blood taking needle core (3) are respectively opposite to the discharge port of the first discharge pipe (41) and the discharge port of the second discharge pipe (51), the discharge pipe (64) moves upwards, meanwhile, the elastic rope (613) pulls the sliding block (663) to move in a direction far away from the second air cylinder (63), the spring (610) stretches until the sliding block (663) abuts against a plug (69) far away from the second air cylinder (63), the sliding block (64) continues to move upwards, and the pushing plate (661) passes through the arc-shaped opening (51);
the piston cylinder of the first air cylinder (62) extends out, the front end of the blood taking needle core (3) moves towards the first discharging pipe (41), a front spring (44) on an elastic plate (43) is sleeved at the front end of the blood taking needle core (3), meanwhile, a sliding rod (612) slides along a gap (611) and drives a first magnetic block (653) to move towards the first discharging pipe (41), the first magnetic block (653) and a second magnetic block (654) are separated from each other, the spring (610) resets and pulls the sliding block (663) to move towards the first discharging pipe (41) along a sliding rail (64), and the pushing plate (661) pushes out a rear spring (54) and then enables the rear spring to be sleeved at the rear end of the blood taking needle core (3);
the piston rod of the second air cylinder (63) retracts and resets, the elastic plate (43) turns downwards to open the first gap (42), the front end of the needle core (3) of the blood taking needle moves out of the first discharging pipe (41) along the first gap (42), the push plate (661) and the sliding block (663) move downwards along the sliding rail (64), and the push plate (661) moves out of the second discharging pipe (51) along the arc-shaped opening;
the piston cylinder of the first air cylinder (62) retracts and resets, the sliding rod (612) slides along the gap (611) and drives the first magnetic block (653) to move towards the direction of the second discharge pipe (51), the second magnetic block (654) moves downwards, and finally the first magnetic block (653) and the second magnetic block (654) are sucked together again.
2. The full-automatic blood taking needle assembling machine according to claim 1, characterized in that: the lower surface of the fixed frame (13) is provided with a third magnetic block (15), the upper surface of the top plate (67) is provided with a fourth magnetic block (16), and the third magnetic block (15) and the fourth magnetic block (16) are attracted magnetically.
3. The full-automatic blood taking needle assembling machine according to claim 2, characterized in that: the elastic plate (43) comprises two symmetrically arranged side plates (45), and one side edges of the two side plates (45) are respectively connected to the edges, opposite to the first notch (42).
4. The full-automatic blood taking needle assembling machine according to claim 3, characterized in that: the track of the slide rail (64) is in an inverted T shape, and the slide block (663) is in an inverted T shape.
5. The full-automatic lancet assembling machine according to any one of claims 1 to 4, wherein: the first discharging pipe (41) and the second discharging pipe (51) respectively comprise an inclined part (7) at the upper end, a middle vertical part (8) and a horizontal part (9) at the bottom, the inclined part (7) is connected with the first vibrating disc (4) or the second vibrating disc (5), the vertical part (8) and the horizontal part (9) are in arc transition, the friction coefficient of the lower end of the inner wall of the vertical part (8) is smaller than that of the upper end, a third cylinder (10) is fixed on the outer side wall of the vertical part (8), a partition plate (81) and a blocking plate (82) are sequentially arranged at the middle part and the bottom part of the vertical part (8), two hollowed-out openings (83) which are respectively opposite to the partition plate (81) and the blocking plate (82) are formed in the pipe wall of the vertical part (8), a front spring (44) or a rear spring (54) is arranged between the partition plate (81) and the blocking plate (82), a piston rod of the third cylinder (10) is connected with a first connecting rod (101) and a second connecting rod (102), the first connecting rod (101) passes through the hollowed-out openings (83) to be connected with the second hollow-out opening (82), and the second connecting rod (102) passes through the partition plate (83); when the device works, a piston rod of the third air cylinder (10) extends to drive the first connecting rod (101) and the second connecting rod (102) to move, the isolation plate (81) and the blocking plate (82) move out of the vertical part (8) along the hollowed-out opening (83), a front spring (44) or a rear spring (54) between the isolation plate (81) and the blocking plate (82) falls into the horizontal part (9), the front spring (44) or the rear spring (54) adjacent to the upper side of the isolation plate (81) falls, the piston rod of the third air cylinder (10) retracts, the isolation plate (81) and the blocking plate (82) are embedded into the vertical part (8) again, and one front spring (44) or one rear spring (54) is positioned between the isolation plate (81) and the blocking plate (82).
6. The full-automatic blood taking needle assembling machine according to claim 5, characterized in that: the pipe diameter of the lower end of the vertical part (8) is larger than that of the upper end.
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| CN201710305427.6A CN106944815B (en) | 2017-05-03 | 2017-05-03 | Full-automatic blood taking needle assembling machine |
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| CN106944815B true CN106944815B (en) | 2022-11-01 |
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| CN109290766A (en) * | 2018-11-30 | 2019-02-01 | 天津市龙意达机械制造有限公司 | Jacketed gear ring device for nailing production |
| CN109794797A (en) * | 2019-03-05 | 2019-05-24 | 魏乃淳 | A kind of the fast removal mechanism and core assembling device of blood collecting pen pen cap core |
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| EP0995455A1 (en) * | 1998-08-28 | 2000-04-26 | Becton Dickinson and Company | Needle shield assembly |
| CN203125841U (en) * | 2013-03-26 | 2013-08-14 | 天津东佳科技有限公司 | Full-automatic blood taking needle injection molding machine |
| CN203665070U (en) * | 2013-11-29 | 2014-06-25 | 宁波爱用机械科技有限公司 | Assembling detection machine of blood taking needles |
| CN106002164A (en) * | 2016-07-18 | 2016-10-12 | 湖南千山制药机械股份有限公司 | Carrier bearing winged type blood collecting needle and device for assembling winged type blood collecting needle |
| CN106239124A (en) * | 2016-07-27 | 2016-12-21 | 温州职业技术学院 | Full-automatic blood taking needle assembling machine |
| CN206982114U (en) * | 2017-05-03 | 2018-02-09 | 温州职业技术学院 | A kind of blood taking needle Full-automatic assembling machine |
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2017
- 2017-05-03 CN CN201710305427.6A patent/CN106944815B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0995455A1 (en) * | 1998-08-28 | 2000-04-26 | Becton Dickinson and Company | Needle shield assembly |
| CN203125841U (en) * | 2013-03-26 | 2013-08-14 | 天津东佳科技有限公司 | Full-automatic blood taking needle injection molding machine |
| CN203665070U (en) * | 2013-11-29 | 2014-06-25 | 宁波爱用机械科技有限公司 | Assembling detection machine of blood taking needles |
| CN106002164A (en) * | 2016-07-18 | 2016-10-12 | 湖南千山制药机械股份有限公司 | Carrier bearing winged type blood collecting needle and device for assembling winged type blood collecting needle |
| CN106239124A (en) * | 2016-07-27 | 2016-12-21 | 温州职业技术学院 | Full-automatic blood taking needle assembling machine |
| CN206982114U (en) * | 2017-05-03 | 2018-02-09 | 温州职业技术学院 | A kind of blood taking needle Full-automatic assembling machine |
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