CN110987304A - Animal doctor's injection apparatus driving fit test equipment's dress card device - Google Patents
Animal doctor's injection apparatus driving fit test equipment's dress card device Download PDFInfo
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- CN110987304A CN110987304A CN201911270702.0A CN201911270702A CN110987304A CN 110987304 A CN110987304 A CN 110987304A CN 201911270702 A CN201911270702 A CN 201911270702A CN 110987304 A CN110987304 A CN 110987304A
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- centering
- injector
- workbench
- water injection
- hole
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a clamping device of veterinary injection instrument sealing performance testing equipment, which comprises a rack, a lifting table, a vertical clamp, a horizontal clamp and a torque loading device, wherein the lifting table comprises a workbench, a lead screw and a polished rod, the vertical clamp comprises a parallel connecting rod mechanism, a centering slide block and a guide rail, the horizontal clamp comprises a centering slide block and a bidirectional lead screw, and the torque loading device comprises a gear mechanism, a centering adjusting mechanism, a water injection hole and a water inlet hole. Compared with the prior art, the invention can meet the tightness test of different types of injectors by adopting the vertical fixture and the horizontal fixture. The clamp has better centering performance by adopting the design of a parallel connecting rod mechanism and a bidirectional screw mechanism. The centering adjusting mechanism is arranged in the device, so that the fact that the taper hole of the injector to be detected is aligned with the water injection hole can be effectively guaranteed, the structure is exquisite and compact, the operation is convenient, and the tightness detection meets the national standard requirements.
Description
Technical Field
The invention belongs to the technical field of tightness detection of small medical machines, and relates to a clamping device of veterinary injection instrument tightness testing equipment.
Background
Veterinary injection devices refer to veterinary syringes, veterinary injection needles and the like. During the use of the veterinary injection device, the high-pressure and high-speed fluid generated requires the veterinary injection device to have good sealing performance, otherwise, the medicine leakage can be caused, and the injection and epidemic prevention quality is influenced; may also cause microbial invasion, causing exogenous infection; and serious biological safety accidents can be caused, and the safety of livestock breeding and epidemic prevention personnel is influenced. Thus, the close-fitting performance of a veterinary injection device is one of the important indicators affecting the quality of a product, as well as one of the important parameters for quality control and quality testing of similar products.
The clamping mode of the existing veterinary injection instrument sealing performance testing equipment is mostly manual clamping, the clamping efficiency is low, the clamping is not accurate, and the whole detection process is difficult to meet the requirement of GB/T1962.1-2015 standard.
Disclosure of Invention
Aiming at the problems of low clamping efficiency, inaccurate clamping, difficulty in reaching the national standard and the like of the clamping mode, the invention provides the clamping device of the veterinary injection instrument tightness testing equipment, which is simple in structure, simple in operation and accurate in clamping.
The technical scheme of the invention is realized in the following mode: this dress card device contains frame (1), elevating platform (2), perpendicular fixture (3), horizontal fixture (4), moment of torsion loading attachment (5), elevating platform (2) contain workstation (22), lead screw (21), polished rod (23), perpendicular fixture (3) contain parallel link mechanism (31), centering slider (32), guide rail (33), horizontal fixture (4) contain centering slider (41), two-way lead screw (42), moment of torsion loading attachment (5) contain gear mechanism (51), centering guiding mechanism (52), water filling hole (53), income water hole (54).
The lifting platform (2) adopts a lead screw (21) and a polish rod (23) to fix the working platform (22) on the frame (1), and the lifting position of the working platform (22) can be accurately controlled. The detected injector taper hole can be directly inserted into the water injection hole (53) for detection by controlling the lifting platform (2), and the detected injectors are various and can be classified into two types, namely a straight-tube injector and a gun-type injector, so that the clamping device is provided with two types of clamps, namely a vertical clamp (3) and a horizontal clamp (4).
The middle position of a parallel link mechanism (31) in a vertical fixture (3) is connected to a workbench (22) through a positioning pin, connecting rods on two sides are respectively connected with a centering sliding block (32), the centering sliding block (32) is connected with the workbench (22) through a guide rail (33), the parallel link mechanism (31) adopts two connecting rods with the same length to be connected onto a connecting rod, when the connecting rod rotates, the connected centering sliding blocks (32) can be accurately controlled to do synchronous relative motion, and the centering performance of the axis of a syringe to be measured is ensured.
A bidirectional screw rod (42) in a horizontal clamp (4) is fixed on a workbench (22), centering sliding blocks (41) are arranged on two sides of the bidirectional screw rod (42), and the rotating directions of two ends of the bidirectional screw rod (42) are opposite, so that the centering sliding blocks (41) can synchronously move relatively, and the centering performance of the axis of the syringe of the tested syringe is ensured.
According to the national standard requirement, insert water injection hole (53) back when the syringe taper hole, a moment of torsion need be exerted, torque loading device (5) have been installed additional to the device, torque loading device (5) adopt gear mechanism (51), the driven gear of gear mechanism (51) is installed in frame (1) central point and is put, the top sets up water injection hole (53), the below sets up into water hole (54), for guaranteeing that the syringe taper hole can accurately insert water injection hole (53), driven gear top installation centering adjustment mechanism (52), the position of accessible induction system adjustment syringe.
This chucking device of animal doctor's injection apparatus leakproofness test equipment has following effect:
1) the tightness test of different types of syringes can be satisfied by adopting the vertical fixture and the horizontal fixture.
2) The clamp has better centering performance by adopting the design of a parallel connecting rod mechanism and a bidirectional screw mechanism.
3) The centering adjusting mechanism is arranged in the device, so that the taper hole of the injector to be detected can be effectively ensured to be aligned with the water injection hole.
4) The structure is exquisite compact, convenient operation, and the leakproofness detects and accords with the national standard requirement.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the lifting platform of the present invention.
FIG. 3 is a schematic diagram of the structure of the vertical clamp of the present invention.
Fig. 4 is a schematic view of the structure of the horizontal jig of the present invention.
FIG. 5 is a schematic structural diagram of the torque loading device of the present invention.
Fig. 6 is a pictorial view of a gun-type injector.
Fig. 7 is a pictorial view of a straight cylinder type injector.
1. Frame 2, elevating platform 3, vertical fixture 4, horizontal fixture 5, torque loading device 21, lead screw 22, workstation 23, polished rod 31, link mechanism 32, centering slider 33, guide rail 41, centering slider 42, bidirectional lead screw 51, gear mechanism 52, centering adjusting mechanism 53, water injection hole 54, water injection hole
Detailed Description
As shown in fig. 1, 2, 3, 4 and 5, the clamping device of the veterinary injection instrument tightness testing equipment comprises a rack (1), an elevating platform (2), a vertical clamp (3), a horizontal clamp (4) and a torque loading device (5), wherein the elevating platform (2) comprises a workbench (22), a lead screw (21) and a polish rod (23), the vertical clamp (3) comprises a parallel connecting rod mechanism (31), a centering slide block (32) and a guide rail (33), the horizontal clamp (4) comprises a centering slide block (41) and a bidirectional lead screw (42), and the torque loading device (5) comprises a gear mechanism (51), a centering adjusting mechanism (52), a water injection hole (53) and a water inlet hole (54).
Taking the clamping process of the gun-shaped injector as an example, the cylindrical handheld end of the gun-shaped injector is placed in the middle of a centering slide block (41) of a horizontal clamping device (4), a driving motor rotates a bidirectional screw rod (42) to rotate, the centering slide block (41) moves oppositely until the handheld end of the gun-shaped injector is clamped, the driving motor enables a screw nut to rotate, a workbench (22) moves downwards until a taper hole of the gun-shaped injector is inserted into a water injection hole (53), if the axis of the taper hole of the gun-shaped injector deviates from the axis of the water injection hole (53), the taper hole of the gun-shaped injector cannot be inserted into the water injection hole (53), a centering adjusting mechanism (52) is adopted to adjust the fixed position of the gun-shaped injector until the taper hole of the gun-shaped injector is inserted into the water injection hole (53), when the acting force between the water injection hole (53) and the taper hole of the gun-shaped injector reaches the national standard, the workbench (22) stops, the water injection hole (53) applies a torque specified in the national standard to the taper hole of the gun-shaped injector to complete the whole clamping process.
Taking the process of installing and clamping a straight-tube type injector as an example, the cylinder body of the straight-tube type injector is placed in the middle of a centering slide block (32) of a vertical clamping device (3), a driving motor rotates a parallel connecting rod mechanism (31) to rotate, the centering slide block (32) moves oppositely until the cylinder body of the straight-tube type injector is clamped, the driving motor enables a screw nut to rotate, a workbench (22) moves downwards until a taper hole of a gun type injector is inserted into a water injection hole (53), if the axis of the taper hole of the straight-tube type injector deviates from the axis of the water injection hole (53), the taper hole of the straight-tube type injector cannot be inserted into the water injection hole (53), the fixed position of the straight-tube type injector is adjusted by adopting a centering adjusting mechanism (52) until the taper hole of the straight-tube type injector is inserted into the water injection hole (53), and when the acting force between the water injection hole (53) and the taper, and a gear mechanism (51) in the torque loading device (5) moves to enable the water injection hole (53) to apply a torque specified in the national standard to the straight cylinder type injector taper hole, so that the whole clamping process is completed.
Claims (4)
1. The utility model provides a veterinary injection apparatus adaptation test equipment dress card device which characterized in that: the clamping device comprises a rack (1), a lifting table (2), a vertical clamping apparatus (3), a horizontal clamping apparatus (4) and a torque loading device (5);
the lifting platform (2) comprises a lead screw (21), a workbench (22) and a polish rod (23);
the vertical fixture (3) comprises a parallel connecting rod mechanism (31), a centering sliding block (32) and a guide rail (33);
the horizontal fixture (4) comprises a centering slide block (41) and a bidirectional screw rod (42);
the torque loading device (5) comprises a gear mechanism (51), a centering adjusting mechanism (52), a water injection hole (53) and a water inlet hole (54);
a workbench (22) in the lifting table (2) is fixed on the rack (1) through a lead screw (21) and a polish rod (23), and the lifting position of the workbench (22) is controlled;
the middle position of a parallel link mechanism (31) in a vertical fixture (3) is connected to a workbench (22) through a positioning pin, connecting rods on two sides are respectively connected with a centering sliding block (32), the centering sliding block (32) is connected with the workbench (22) through a guide rail (33), the parallel link mechanism (31) adopts two connecting rods with the same length to be connected to a side link, and the connected centering sliding blocks (32) can be accurately controlled to do synchronous relative motion through rotating the side link;
a bidirectional screw rod (42) in the horizontal fixture (4) is fixed on the workbench (22), centering sliding blocks (41) are arranged on two sides of the bidirectional screw rod (42), and the rotating directions of two ends of the bidirectional screw rod (42) are opposite, so that the centering sliding blocks (41) can synchronously move relatively;
the torque loading device (5) adopts a gear mechanism (51), a driven gear of the gear mechanism (51) is installed in the center of the rack (1), a water injection hole (53) is formed in the upper portion of the rack, a water inlet hole (54) is formed in the lower portion of the rack, a centering adjusting mechanism (52) is installed above the driven gear, and the position of the injector can be adjusted through an induction device.
2. The card-loading device of a veterinary injector adhesiveness testing apparatus according to claim 1, wherein: in the actual clamping process, the gun-shaped injector is clamped by a horizontal clamping device (4), and the tube-shaped injector is clamped by a vertical clamping device (3).
3. A chucking process using a chucking device of a veterinary injection device sealing test apparatus according to claim 1, wherein: the gun-type injector clamping process comprises the following steps: the cylindrical hand-held end of the gun-shaped injector is placed in the middle of a centering sliding block (41) of a horizontal fixture (4), a driving motor rotates a bidirectional screw rod (42) to rotate, the centering sliding block (41) moves oppositely until the hand-held end of the gun-shaped injector is clamped, the driving motor enables a screw rod nut to rotate, a workbench (22) moves downwards, a centering adjusting mechanism (52) is adopted to adjust the fixed position of the gun-shaped injector until a conical hole of the gun-shaped injector is inserted into a water injection hole (53), when the acting force between the water injection hole (53) and the conical hole of the gun-shaped injector reaches the national standard, the workbench (22) stops moving, a gear mechanism (51) in a torque loading device (5) moves, the water injection hole (53) applies a torque specified in the national standard to the conical hole of the gun-shaped injector, and the whole clamping process.
4. A chucking process using a chucking device of a veterinary injection device sealing test apparatus according to claim 1, wherein: the straight-barrel type injector clamping process comprises the following steps: the cylinder body of the straight cylinder type injector is placed in the middle of a centering slide block (32) of a vertical fixture (3), a driving motor rotates a parallel connecting rod mechanism (31) to rotate, the centering slide blocks (32) move oppositely until the cylinder body of the straight cylinder type injector is clamped, the driving motor enables a lead screw nut to rotate, a workbench (22) moves downwards, a centering adjusting mechanism (52) is adopted to adjust the fixed position of the straight cylinder type injector until the conical hole of the straight cylinder type injector is inserted into a water injection hole (53), when acting force between the water injection hole (53) and the conical hole of the straight cylinder type injector reaches the national standard, the workbench (22) stops moving, a gear mechanism (51) in a torque loading device (5) moves, the water injection hole (53) applies torque specified in the national standard to the conical hole of the straight cylinder type injector, and the whole clamping process is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270702.0A CN110987304B (en) | 2019-12-12 | 2019-12-12 | Animal doctor's injection apparatus driving fit test equipment's dress card device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270702.0A CN110987304B (en) | 2019-12-12 | 2019-12-12 | Animal doctor's injection apparatus driving fit test equipment's dress card device |
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| CN110987304A true CN110987304A (en) | 2020-04-10 |
| CN110987304B CN110987304B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911270702.0A Active CN110987304B (en) | 2019-12-12 | 2019-12-12 | Animal doctor's injection apparatus driving fit test equipment's dress card device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947840A (en) * | 2020-08-07 | 2020-11-17 | 北京工业大学 | Clamping device suitable for various-shaped veterinary injection instrument sealing performance testing equipment |
| CN113483970A (en) * | 2021-05-24 | 2021-10-08 | 北京工业大学 | Be fit for polytypic animal doctor injection apparatus's adaptation check out test set |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207929U (en) * | 1987-05-07 | 1988-02-24 | 张天陆 | Self-controlled injection device for animals |
| CN101216365A (en) * | 2007-01-04 | 2008-07-09 | 上海康德莱企业发展集团有限公司 | Needle and syringe integral syringe air tightness test rapid jigs and method of use thereof |
| CN101216330A (en) * | 2007-01-04 | 2008-07-09 | 上海康德莱企业发展集团有限公司 | Measured syringe core rod rapid jig and method of use thereof |
| CN105979991A (en) * | 2013-12-05 | 2016-09-28 | 梅捷医药有限公司 | Safety clip |
| CN206847862U (en) * | 2017-02-20 | 2018-01-05 | 昆山市烽禾升精密机械有限公司 | A kind of syringe function detection means |
-
2019
- 2019-12-12 CN CN201911270702.0A patent/CN110987304B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207929U (en) * | 1987-05-07 | 1988-02-24 | 张天陆 | Self-controlled injection device for animals |
| CN101216365A (en) * | 2007-01-04 | 2008-07-09 | 上海康德莱企业发展集团有限公司 | Needle and syringe integral syringe air tightness test rapid jigs and method of use thereof |
| CN101216330A (en) * | 2007-01-04 | 2008-07-09 | 上海康德莱企业发展集团有限公司 | Measured syringe core rod rapid jig and method of use thereof |
| CN105979991A (en) * | 2013-12-05 | 2016-09-28 | 梅捷医药有限公司 | Safety clip |
| CN206847862U (en) * | 2017-02-20 | 2018-01-05 | 昆山市烽禾升精密机械有限公司 | A kind of syringe function detection means |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947840A (en) * | 2020-08-07 | 2020-11-17 | 北京工业大学 | Clamping device suitable for various-shaped veterinary injection instrument sealing performance testing equipment |
| CN113483970A (en) * | 2021-05-24 | 2021-10-08 | 北京工业大学 | Be fit for polytypic animal doctor injection apparatus's adaptation check out test set |
| CN113483970B (en) * | 2021-05-24 | 2023-11-03 | 北京工业大学 | Sealing detection equipment suitable for multi-model veterinary injection appliance |
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| CN110987304B (en) | 2021-06-18 |
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