CN106584081A - Accurate assembling machine and method for pre-filling type needle tube push rod - Google Patents
Accurate assembling machine and method for pre-filling type needle tube push rod Download PDFInfo
- Publication number
- CN106584081A CN106584081A CN201611124254.XA CN201611124254A CN106584081A CN 106584081 A CN106584081 A CN 106584081A CN 201611124254 A CN201611124254 A CN 201611124254A CN 106584081 A CN106584081 A CN 106584081A
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- China
- Prior art keywords
- push rod
- needle tubing
- essence
- twisting
- plectane
- Prior art date
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- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 229940071643 prefilled syringe Drugs 0.000 claims description 18
- 239000012634 fragment Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 4
- 238000009987 spinning Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 101100537937 Caenorhabditis elegans arc-1 gene Proteins 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 244000227633 Ocotea pretiosa Species 0.000 description 2
- 235000004263 Ocotea pretiosa Nutrition 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 210000001215 vagina Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 230000013872 defecation Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- B23P19/04—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 assembling or disassembling parts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2207/00—Methods of manufacture, assembly or production
- A61M2207/10—Device therefor
Abstract
The invention discloses an accurate assembling machine and method for a pre-filling type needle tube push rod. The accurate assembling machine comprises a rotary table, wherein the rotary table comprises an upper round plate and a middle round plate, which are coaxially arranged from top to bottom; a plurality of U-shaped needle tube placement holes with outward openings are uniformly formed in the periphery of the middle round plate; the upper round plate is provided with a push rod bayonet; a pair of supporting rollers are correspondingly arranged at inner sides below the U-shaped needle tube placement holes; the axes of the supporting rollers are parallel to a rotary shaft of the rotary table; a pre-twisting friction block is arranged at the outer side of the rotary table; a circular-arc-shaped notch which is coaxial with the rotary table is formed in the inner side of the pre-twisting friction block; a fine twisting depended wheel is arranged at the rear side of the pre-twisting friction block; and a fine twisting depended wheel driving mechanism, connected with the fine twisting depended wheel, is arranged below the fine twisting depended wheel. According to the accurate assembling machine and method disclosed by the invention, the pre-twisting friction block is adopted and the push rod is pre-tightened greatly, and tight twisting is carried out by adopting the fine twisting depended wheel, so that the push rod and an elastic rubber plug are connected in place; and leakage of injection liquid in a utilization process is prevented, the assembling quality and productivity of the push rod are improved and the assembling cost of the push rod is reduced.
Description
Technical field
The present invention relates to pre-filled syringe syringe push rod assembly equipment technical field, more particularly to a kind of pre-filled needle tubing is pushed away
Bar accurate assembly machine and its assembly method.
Background technology
With biological medicine technology development and healthcare givers to the ease of use of medicine, reliability and safety
Requirement increase day by day, the use of pre-filled needle tubing is all presented the trend of quick increase this year in the world, for pre-filled needle tubing
Assembling and the device requirement of packaging be consequently increased.
The benefit of pre-filled needle tubing has the working procedure that dosage is accurate, avoids cross-contamination, simplify front medical personnel,
And reduce unexpected chance for occurring etc..
The basic structure of pre-filled needle tubing is as shown in Fig. 2 production procedure is included：Accurate liquid drug → sealing plug → inspection
Look into → label → install push rod → packaging.
In the technical process for assembling pre-filled needle tubing, there is a problem ignored by people all the time：Push rod be with
Engagement thread is combined with plug, in the assembling process of automatization, will be controlled push rod and be stopped when plug screw thread is completely screwed into
Only, if push rod precession is not enough, can cause to release in transportation in the future, but if push rod is screwed in excessively, just may make glue
Plug is relative with needle wall generation to slide, and just may break the sealing of plug, so that having influence on shelf-life of medicine etc..And it is existing
In technology, general processing mode has：
(A) it is fixed to rotate the number of turns：The number of turns that push rod and needle tubing are relatively rotated is controlled, such as, screw thread has three
Circle, that just controls to relatively rotate as three circles etc.；
(B) even twisting moment：The moment of torsion that driving push rod is controlled with needle tubing relative rotation reaches push rod in a smaller value
During extreme position, driving torque can not make plug skid with needle interior wall.
The problem that can be produced using (A)：As push rod and the relative position of plug screw thread are random, three circle institutes are rotated
The final result for drawing just be probably push rod only enter plug two enclose to three circle between, it is central, into minimum situation just
May be led to that push rod is released in the future.And if rotate a number of turns increase, awareness of defecation taste this have partial picture occur to twist phenomenon, i.e.,
After push rod reaches plug bottom, rotation is continued to, and then plug will occur to slide with needle interior wall.
The problem that can be produced using (B)：Turn the opposing moment of torsion provided with needle wall by moment of torsion and plug needed for needle tubing
All very littles, driving torque must being controlled in after can just make between the two push rod in place and stopping, accurately in whole mistake
Process control is relatively rotated and just will be slowed down to driving torque, and the cycle time that whole push rod is screwed into just increases, and production capacity just drops significantly
It is low.In this case, the way that can typically improve production capacity is the operating mode using multi-station turning formula, but just means to need
To be moved with needle tubing and push rod synchronous revolving using set driving means more, complete equipment will be quite complicated greatly, and cost is also by again
Number increases.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of pre-filled syringe push rod accurate assembly machine and its assembly method,
Solve the problems, such as that push rod assembles that of poor quality, production capacity is low and high cost.
In order to solve above-mentioned technical problem, the technical scheme is that：
A kind of pre-filled syringe push rod accurate assembly machine, including rotating disk, the rotating disk include what is be coaxially disposed from top to bottom
Upper plectane and middle plectane, the middle plectane periphery are uniformly provided with the U-shaped needle tubing of multiple outward openings and place mouth, on the upper plectane
Multiple push rod bayonet sockets corresponding with U-shaped needle tubing placement mouth are provided with, the U-shaped needle tubing is placed inner side below mouth and is correspondingly provided with
A pair of carrying rollers；The axis of the carrying roller is parallel with the rotary shaft of rotating disk；A pretwist brake pad is provided with the outside of the rotating disk, it is described pre-
Turn round and the arc gap coaxial with the rotating disk is provided with the inside of brake pad, be provided with essence and turn round roller on rear side of the pretwist brake pad, it is described
Essence torsion roller is arranged below the essence being connected with the essence torsion roller and turns round roller drive mechanism.
Further, hold-down devices are provided with above the push rod bayonet socket of the pretwist brake pad front end.
Further, the hold-down devices are elastic hold-down devices.
Further, the elastic hold-down devices are the acclivitous top pressure shell fragment in front end.
Further, the block arc coaxial with the rotating disk is provided with the outside of the upper plectane, before the block arc
End face is located on front side of the top pressure shell fragment, and the block arc rear end face is located at the essence and turns round on rear side of roller.
Further, the essence is turned round roller drive mechanism and turns round motor for essence.
Further, the middle plectane is arranged below the lower plectane coaxial with the middle plectane, and the carrying roller is located at described
Between middle plectane and the lower plectane.
Further, it is all to be vertically arranged that the push rod bayonet socket and the U-shaped needle tubing place mouth.
Further, the material of the pretwist brake pad is rubber.
A kind of pre-filled syringe push rod accurate assembly method, comprises the following steps：
A, the end of thread of push rod is placed on the screw thread mouth of the elastic plug in needle tubing and limit the spinning motion of push rod, drive
Dynamic needle tubing rotates a fixed number of turns makes push rod enter the screw thread of plug, and the fixed number of turns is less than for one and push rod is twisted completely
The number of turns entered needed for the plug bottom of thread；
B, the rotation telemechanical for limiting push rod, are rotated with an even twisting moment driven syringe, make push rod go successively to plug spiral shell
Stricture of vagina bottom, the even twisting moment are one less than the torque value that plug can be made to slide with needle interior wall generation.
The beneficial effect that the present invention is produced has：
The present invention is decomposed into whole control process at the smart torsion circle section of the pretwist and even twisting moment of the fixed number of turns, simplifies whole
Individual control process, due to need to only realize that, relative to micro rotation, velocity of rotation can slow down and reach more precise control when essence is turned round
The effect of moment of torsion.Meanwhile, employing and limit the mode of push rod rotation and driven syringe to produce relative rotation, push rod is in interior and pin
Outside, needle tubing has more release position to pipe, and drive mechanism can more simply can be realized driving with directly contact needle tubing.Phase
The mode of needle tubing and rotating push-rod is clamped than traditional mode, be present invention provides simply, accurately, and the easily benefit of control
Place.
2nd, the device in the present invention realizes pretwist using the mode of peripheral friction, and can by the length of the sassafras block that rubs come
Control pretwist amount, it is simple and effective, and allow that needle tubing continuously runs, improve capacity efficiency.
3rd, the device in the present invention is run using the mode of continuous rotary, greatly improves capacity efficiency, but due to pretwist and
Essence is turned round and can be driven in needle tubing periphery to frictionally, and, just without with material movement, equipment just can be with for drive mechanism
It is simpler compact, greatly reduce cost.
Description of the drawings
Fig. 1 is a kind of three-dimensional knot of pre-filled syringe push rod accurate assembly machine of present invention one embodiment in assembling process
Structure schematic diagram；
Fig. 2 is the planar structure schematic diagram of pre-filled needle tubing.
Figure number and its explanation：
1st, block arc；2nd, top pressure shell fragment；3rd, upper plectane；4th, push rod；5th, push rod bayonet socket；6th, carrying roller 6；7th, needle tubing；8th, it is pre-
Turn round brake pad 9, essence and turn round roller；10th, essence turns round motor；11st, middle plectane；12nd, lower plectane；13rd, aid in arc port；14th, U-shaped needle tubing is put
Put mouth；15th, needle tubing bulge loop；16th, elastic plug；17th, syringe needle；18th, pin mouth lid.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described further.Here it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, disclosed below
As long as the present invention each embodiment in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
See figures.1.and.2, a kind of pre-filled syringe push rod accurate assembly machine that the present invention is provided, including rotating disk, rotating disk bag
Include upper plectane 3, middle plectane 11 and the lower plectane 12 being coaxially disposed from top to bottom, 11 periphery of middle plectane be uniformly provided with it is multiple be open to
Outer U-shaped needle tubing places mouth 14, and upper plectane 3 is provided with multiple push rod bayonet sockets 5 corresponding with U-shaped needle tubing placement mouth 14, U-shaped pin
Pipe places mouth 14, and inner side is correspondingly provided with a pair of carrying rollers 6 below；The axis of carrying roller 6 is parallel with the rotary shaft of rotating disk；Set on the outside of rotating disk
There is a pretwist brake pad 8, the arc gap coaxial with rotating disk is provided with the inside of pretwist brake pad 8, on rear side of pretwist brake pad 8, essence is provided with
Roller 9 is turned round, essence torsion roller 9 is arranged below the essence being connected with essence torsion roller 9 and turns round roller drive mechanism.
The technical program is the push rod accurate assembly of pre-filled needle tubing, and the middle plectane 11 of the technical program is for needle tubing 7
Vertical support, 7 upper end of needle tubing is provided with bulge loop, and the bulge loop is stuck in U-shaped needle tubing and places above mouth 14, and U-shaped needle tubing places 14 bottom of mouth
Portion is the semicircular structure coordinated with needle tubing 7, so facilitates the rotation of needle tubing 7.Push rod bayonet socket 5 keeps push rod 4 all the time to play
Stand on the bayonet socket that needle tubing 7 is acted on above, and while with the inner side collective effect of block arc 1 limiting the rotation of push rod 4.Support
Roller 6 and needle tubing 7 are all vertical with middle plectane 11, and can rotate clockwise around the centre of gyration of rotating disk.Top pressure shell fragment 2, pretwist friction
Block 8, essence turn round roller 9 and essence turns round 10 geo-stationary of motor, do not rotate with rotating disk, and essence therein is turned round roller 9 and can turn round motor 10 in essence
Driving under rotate clockwise, essence turn round motor 10 can set its acrotorque square.Configure during upper one
Needle tubing 7 is entered on the inside of block arc 1 with rotating disk with push rod 4, and push rod 4 is under the common drive of push rod bayonet socket 5 and needle tubing around rotating disk
Center is revolved round the sun, because the cross section of push rod is cross, its rotation is common by the inner side of push rod bayonet socket 5 and block arc 1
Effect is limited, and needle tubing 7 also makees rotation when revolving round the sun around disk middle spindle under the collective effect of pretwist brake pad 8 and carrying roller 6
Motion, the number of turns which rotates depend on the length of pretwist brake pad 8, and the length is normally set up averagely having the screw thread of 0.5 circle not have
Turn round in place；After push rod 4 and needle tubing 7 are turned to rotating disk leaves pretwist brake pad 8, the rotation of needle tubing 7 just stops, at this moment push rod
4 bottoms of thread for not yet reaching needle tubing 7, when needle tubing 7 is revolved round the sun with rotating disk and is contacted with essence torsion roller 9 afterwards, the elasticity in needle tubing 7
The screw thread of the screw of plug continues to turn until push rod reaches the bottom of thread, at this moment essence turn round the resistance that is subject to of motor 10 just with
The elastic deformation of plug and increase rapidly, until when torsional moment produced by resistance is equal to the acrotorque square of its setting, essence is turned round
Motor 10 stops operating, and rotating disk continues to drive needle tubing 7 to revolve round the sun, and now essence torsion roller 9 is just changed into opposite direction with needle tubing drive and turns
Dynamic, essence turns round the torsional moment that motor 10 remains set, and is less than making plug and needle interior wall in this torsional moment
On the premise of there is the torsional moment slided, plug just will not skid with needle interior wall, this ensure that twisting will not be excessive, meet
The 4 accurate needs installed of push rod.
Hold-down devices are provided with above the push rod bayonet socket 5 of 8 front end of pretwist brake pad, hold-down devices are elastic hold-down devices, bullet
Property hold-down devices be the acclivitous top pressure shell fragment in front end 2.Push rod 4 can further be pressed by top pressure shell fragment 2, it is ensured that push rod
4 there is no bounce, make the screw thread of push rod 4 can be to be engaged in rotation of meeting with the screw thread on the plug in needle tubing, conveniently connect down
The push rod 4 for coming tightens installation.
The block arc coaxial with rotating disk is provided with the outside of upper plectane, block arc front end face is located on front side of top pressure shell fragment,
Block arc rear end face is located at essence and turns round on rear side of roller.By block arc 1 can anti-throw-out lever 4 occur in installation process is tightened
Come off, and with 5 collective effect of push rod bayonet socket and limit push rod rotation, it is ensured that push rod 4 install be normally carried out.
Essence is turned round roller drive mechanism and turns round motor 10 for essence.Essence is turned round the parameter of motor 10 and can be set according to requirements.
Middle plectane 11 is arranged below the lower plectane 12 coaxial with middle plectane 11, and carrying roller 6 is located at middle plectane 11 and lower plectane 12
Between.Carrying roller 6 can be so made to connect more firm.
It is all to be vertically arranged that push rod bayonet socket and U-shaped needle tubing place mouth.Push rod is facilitated to fall into needle tubing and enter plug screw thread.
The material of pretwist brake pad is rubber, and it is rubber that essence turns round the material of roller 9, and certain pretwist brake pad 8 and essence torsion are leaned on
The material of wheel 9 also can possess with needle tubing friction and will not damage the material substitution of needle tubing with other, and be not limited to preferably
Rubber in embodiment.
A kind of pre-filled syringe push rod accurate assembly method, comprises the following steps：
A, the end of thread of push rod is placed on the screw thread mouth of the elastic plug in needle tubing and limit the spinning motion of push rod, drive
Dynamic needle tubing rotates a fixed number of turns makes push rod enter the screw thread of plug, and the fixed number of turns is fully threaded into glue less than push rod for one
The number of turns needed for the plug bottom of thread；The technical program makes rotating push rod enter glue by the friction of pretwist brake pad and needle tubing
Plug, the number of turns that needle tubing is rotated depend on the length of pretwist brake pad, and the length is normally set up averagely having the screw thread of 0.5 circle not turn round
In place；
B, the rotation telemechanical for limiting push rod, are rotated with an even twisting moment driven syringe, make push rod go successively to plug spiral shell
Stricture of vagina bottom, even twisting moment are one less than the torque value that plug can be made to slide with needle interior wall generation.The technical program
The moment of torsion that push rod is tightened roller setting is turned round by essence.When needle tubing and essence turn round roller to be contacted, push rod is not done relative to needle tubing
Spinning motion, needle tubing are rotated under the drive of essence torsion roller, and the screw thread of the screw of the elastic plug in needle tubing continues to turn, directly
When the moment of resistance being subject to essence torsion motor is equal to the acrotorque square of its setting, essence turns round motor stalls, now push rod i.e. essence
True is installed in place.
Using above-mentioned technical proposal, due to first carrying out big pretension with push rod is made using pretwist brake pad, then leaned on by essence torsion
Wheel is closely tightened, so that push rod is connected with elastic plug in place, is prevented occurring injection seepage in use, is carried
The assembling quality of high push rod.
In sum, the present invention is decomposed into whole control process the smart torsion circle of the pretwist and even twisting moment of the fixed number of turns
Section, simplifies whole control process, due to need to only realize that, relative to micro rotation, velocity of rotation can slow down and reach when essence is turned round
The more effect of precise control moment of torsion.Meanwhile, employ the mode of restriction push rod rotation and driven syringe to produce relative rotation, push away
In interior and needle tubing outside, needle tubing has more release position to bar, and drive mechanism can be with directly contact needle tubing, can be more simply real
Now drive.The mode that traditional mode clamps needle tubing and rotating push-rod is compared, be present invention provides simply, accurately, and more held
Manageable benefit.
2nd, the device in the present invention realizes pretwist using the mode of peripheral friction, and can by the length of the sassafras block that rubs come
Control pretwist amount, it is simple and effective, and allow that needle tubing continuously runs, improve capacity efficiency.
3rd, the device in the present invention is run using the mode of continuous rotary, greatly improves capacity efficiency, but due to pretwist and
Essence is turned round and can be driven in needle tubing periphery to frictionally, and, just without with material movement, equipment just can be with for drive mechanism
It is simpler compact, greatly reduce cost.
It is the planar structure schematic diagram of pre-filled needle tubing in Fig. 2, pre-filled needle tubing includes push rod 4, needle tubing 7, elastic plug
16th, syringe needle 17 and pin mouth lid 18,7 upper end of needle tubing are provided with needle tubing bulge loop, and injection is stored in needle tubing 7, and Fig. 2 is used to explain preliminary filling
The structure of formula needle tubing.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described enforcement
Mode.For a person skilled in the art, in the case of without departing from the principle of the invention and spirit, to these embodiments
Various changes, modification, replacement and modification are carried out, is still fallen within protection scope of the present invention.
Claims (10)
1. a kind of pre-filled syringe push rod accurate assembly machine, it is characterised in that including rotating disk, the rotating disk includes same from top to bottom
Upper plectane and middle plectane that axle is arranged, the middle plectane periphery are uniformly provided with the U-shaped needle tubing of multiple outward openings and place mouth, described
Upper plectane is provided with multiple push rod bayonet sockets corresponding with U-shaped needle tubing placement mouth, and the U-shaped needle tubing places inner side below mouth
It is correspondingly provided with a pair of carrying rollers；The axis of the carrying roller is parallel with the rotary shaft of rotating disk；A pretwist friction is provided with the outside of the rotating disk
Block, is provided with the arc gap coaxial with the rotating disk, is provided with smart torsion on rear side of the pretwist brake pad on the inside of the pretwist brake pad
Roller, the essence torsion roller are arranged below the essence being connected with the essence torsion roller and turn round roller drive mechanism.
2. pre-filled syringe push rod accurate assembly machine according to claim 1, it is characterised in that before the pretwist brake pad
Hold-down devices are provided with above the push rod bayonet socket at end.
3. pre-filled syringe push rod accurate assembly machine according to claim 2, it is characterised in that the hold-down devices are bullet
Property hold-down devices.
4. pre-filled syringe push rod accurate assembly machine according to claim 3, it is characterised in that the elastic hold-down devices
For the acclivitous top pressure shell fragment in front end.
5. pre-filled syringe push rod accurate assembly machine according to claim 4, it is characterised in that the outside of the upper plectane
The block arc coaxial with the rotating disk is provided with, the block arc front end face is located on front side of the top pressure shell fragment, the arc
Block rear end face is located at the essence and turns round on rear side of roller.
6. according to the arbitrary described pre-filled syringe push rod accurate assembly machine of claim 1-5, it is characterised in that the essence is turned round and leaned on
Actuation turns round motor for essence.
7. according to the arbitrary described pre-filled syringe push rod accurate assembly machine of claim 1-5, it is characterised in that the middle plectane
The lower plectane coaxial with the middle plectane is arranged below, the carrying roller is located between the middle plectane and the lower plectane.
8. according to the arbitrary described pre-filled syringe push rod accurate assembly machine of claim 1-5, it is characterised in that the push rod card
It is all to be vertically arranged that mouth and the U-shaped needle tubing place mouth.
9. according to the arbitrary described pre-filled syringe push rod accurate assembly machine of claim 1-5, it is characterised in that the pretwist rubs
The material of cleaning block is rubber.
10. a kind of pre-filled syringe push rod accurate assembly method, it is characterised in that comprise the following steps：
A, the end of thread of push rod is placed on the screw thread mouth of the elastic plug in needle tubing and limit the spinning motion of push rod, drive pin
Pipe rotates a fixed number of turns makes push rod enter the screw thread of plug, and the fixed number of turns is fully threaded into glue less than push rod for one
The number of turns needed for the plug bottom of thread；
B, the rotation telemechanical for limiting push rod, are rotated with an even twisting moment driven syringe, make push rod go successively to plug screw thread bottom
Portion, the even twisting moment are one less than the torque value that plug can be made to slide with needle interior wall generation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124254.XA CN106584081B (en) | 2016-12-08 | 2016-12-08 | A kind of pre-filled syringe push rod accurate assembly machine and its assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124254.XA CN106584081B (en) | 2016-12-08 | 2016-12-08 | A kind of pre-filled syringe push rod accurate assembly machine and its assembly method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106584081A true CN106584081A (en) | 2017-04-26 |
| CN106584081B CN106584081B (en) | 2019-06-14 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186474A (en) * | 2017-07-13 | 2017-09-22 | 广州市赛康尼机械设备有限公司 | Preliminary filling pin swing arm labelling machine |
| CN107214491A (en) * | 2017-07-10 | 2017-09-29 | 广州霖展医疗科技有限公司 | A kind of syringe needle joint and syringe automatic assembling |
| CN107214492A (en) * | 2017-07-13 | 2017-09-29 | 广州市赛康尼机械设备有限公司 | Swing arm mechanism and spinning device |
| CN109773464A (en) * | 2019-02-21 | 2019-05-21 | 宁波雷奥自动化设备有限公司 | A kind of tank body fills the automatic lower filling tooling of tank body after liquid |
| CN109823828A (en) * | 2019-02-27 | 2019-05-31 | 苏州美尔科自动化设备有限公司 | A kind of whole gripping body of multi-disc magnetic shoe prepackage |
| CN111904858A (en) * | 2020-08-26 | 2020-11-10 | 山西医科大学 | Automatic injection device |
| CN114734217A (en) * | 2022-04-21 | 2022-07-12 | 达尔嘉(广州)标识设备有限公司 | Pre-filling needle push rod limiter assembling device and equipment thereof |
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Cited By (11)
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| CN107214491A (en) * | 2017-07-10 | 2017-09-29 | 广州霖展医疗科技有限公司 | A kind of syringe needle joint and syringe automatic assembling |
| CN107214491B (en) * | 2017-07-10 | 2023-11-03 | 江苏海迪威液压有限公司 | Automatic assembling machine for needle seat joint and needle cylinder of injector |
| CN107186474A (en) * | 2017-07-13 | 2017-09-22 | 广州市赛康尼机械设备有限公司 | Preliminary filling pin swing arm labelling machine |
| CN107214492A (en) * | 2017-07-13 | 2017-09-29 | 广州市赛康尼机械设备有限公司 | Swing arm mechanism and spinning device |
| WO2019010806A1 (en) * | 2017-07-13 | 2019-01-17 | 广州市赛康尼机械设备有限公司 | Needle screwing mechanism and screwing device |
| CN107186474B (en) * | 2017-07-13 | 2019-04-09 | 广州市赛康尼机械设备有限公司 | Preliminary filling needle spinner handle labelling machine |
| CN109773464A (en) * | 2019-02-21 | 2019-05-21 | 宁波雷奥自动化设备有限公司 | A kind of tank body fills the automatic lower filling tooling of tank body after liquid |
| CN109823828A (en) * | 2019-02-27 | 2019-05-31 | 苏州美尔科自动化设备有限公司 | A kind of whole gripping body of multi-disc magnetic shoe prepackage |
| CN109823828B (en) * | 2019-02-27 | 2023-09-29 | 苏州美尔科自动化设备有限公司 | Integral clamping mechanism for preassembling multiple magnetic tiles |
| CN111904858A (en) * | 2020-08-26 | 2020-11-10 | 山西医科大学 | Automatic injection device |
| CN114734217A (en) * | 2022-04-21 | 2022-07-12 | 达尔嘉(广州)标识设备有限公司 | Pre-filling needle push rod limiter assembling device and equipment thereof |
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| CN106584081B (en) | 2019-06-14 |
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Denomination of invention: The invention relates to a precision assembly machine for a pre filled needle tube push rod and an assembly method thereof Effective date of registration: 20220127 Granted publication date: 20190614 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: COLAMARK (GUANGZHOU) LABELING EQUIPMENT Ltd. Registration number: Y2022980001247 |
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Date of cancellation: 20230129 Granted publication date: 20190614 Pledgee: China Co. truction Bank Corp Guangzhou economic and Technological Development Zone sub branch Pledgor: COLAMARK (GUANGZHOU) LABELING EQUIPMENT Ltd. Registration number: Y2022980001247 |
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Denomination of invention: A pre filled needle tube push rod precise assembly machine and its assembly method Effective date of registration: 20230320 Granted publication date: 20190614 Pledgee: China Construction Bank Corporation Guangzhou Development Zone Branch Pledgor: COLAMARK (GUANGZHOU) LABELING EQUIPMENT Ltd. Registration number: Y2023980035380 |
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Granted publication date: 20190614 Pledgee: China Construction Bank Corporation Guangzhou Development Zone Branch Pledgor: COLAMARK (GUANGZHOU) LABELING EQUIPMENT Ltd. Registration number: Y2023980035380 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A pre filled needle tube push rod precise assembly machine and its assembly method Granted publication date: 20190614 Pledgee: China Construction Bank Corporation Guangzhou Development Zone Branch Pledgor: COLAMARK (GUANGZHOU) LABELING EQUIPMENT Ltd. Registration number: Y2024980006843 |
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