CN213673815U - Be applied to universal fixturing of plug puncture test - Google Patents
Be applied to universal fixturing of plug puncture test Download PDFInfo
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- CN213673815U CN213673815U CN202022798125.7U CN202022798125U CN213673815U CN 213673815 U CN213673815 U CN 213673815U CN 202022798125 U CN202022798125 U CN 202022798125U CN 213673815 U CN213673815 U CN 213673815U
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Abstract
The utility model belongs to the technical field of testing devices, in particular to a universal fixture applied to rubber plug puncture testing, which comprises an upper fixture and a lower fixture, wherein the upper fixture comprises a connecting rod, the upper end and the lower end of the connecting rod are respectively connected with a sensor and a puncture needle, and the puncture needle can be detached; the lower fixture comprises a fixed support, the fixed support is connected with a guide pressure plate through a left support plate and a right support plate, a movable through groove is formed in the guide pressure plate, a guide screw and two movable sliding blocks are arranged between the two support plates, the guide screw penetrates through holes in the two movable sliding blocks, one end of the guide screw penetrates through one support plate and is connected with an adjusting knob, the other end of the guide screw is connected with a bearing in the other support plate, the upper ends of the left movable sliding blocks and the right movable sliding blocks penetrate through the movable through groove in the guide pressure plate and are connected with. The clamp adopts a universal structure, can be compatible with clamping of the penicillin bottle and the infusion bottle, and avoids the situation that the clamp is repeatedly replaced due to the change of the size of the sample.
Description
Technical Field
The utility model belongs to the technical field of testing arrangement, especially, relate to a be applied to universal fixturing of plug puncture test.
Background
The medical rubber plug (butyl rubber plug) has excellent sealing performance and good drug resistance, is the only rubber plug for sealing glass bottles which directly contacts drugs in the current pharmaceutical packaging industry, and has wider application along with the popularization of large transfusion soft bags. The puncture performance of the medicinal rubber plug (butyl rubber plug) is an important detection index, and the specific detection comprises indexes such as puncture force, puncture scrap falling and the like.
The puncture performance of the rubber plug is generally completed by using a tensile testing machine with ascending and descending functions to match with a corresponding test fixture, during testing, the rubber plug of the penicillin bottle needs to be punctured by using an injection needle, the rubber plug of the infusion bottle needs to be punctured by using a steel needle specified by pharmacopoeia, and as the difference of the overall dimensions of the penicillin bottle and the infusion bottle is large, the penicillin bottle and the infusion bottle are clamped and tested by using different fixtures in conventional configuration. Even if penicillin bottles or infusion bottles are used singly, the sizes and the capacities of the bottles of each type are greatly different, which brings much inconvenience to the design and the use of the puncture test fixture. The conventional testing means can be universal, but when different bottle bodies are tested, the upper clamp and the lower clamp need to be replaced simultaneously, and then the test can be carried out. The operation is complicated, and higher requirements are put forward for users.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be applied to universal fixturing of plug puncture test, anchor clamps be applicable to tensile testing machine, have elevation structure, control system, signal acquisition system promptly, can realize freely going up and down, the test equipment of anchor clamps about the mountable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a universal fixture applied to rubber plug puncture testing comprises an upper fixture and a lower fixture, wherein the upper fixture comprises a connecting rod, the upper end and the lower end of the connecting rod are respectively connected with a sensor and a puncture needle, and the puncture needle can be detached; the lower fixture comprises a fixed support, the fixed support is connected with a guide pressure plate through a left support plate and a right support plate, a movable through groove is transversely formed in the guide pressure plate, a guide screw rod and a left movable sliding block and a right movable sliding block are arranged between the left support plate and the right support plate, through holes are formed in the movable sliding blocks, the guide screw rod penetrates through the through holes in the left movable sliding block and the right movable sliding block, one end of the guide screw rod penetrates through one support plate and is connected with an adjusting knob, the other end of the guide screw rod is connected with a bearing in the other support plate, the upper ends of the left movable sliding block and the right movable sliding block penetrate through grooves in.
Anchor clamps, in a trial run, go up anchor clamps (puncture part) and install and hold at free lift, anchor clamps are fixed on the base down, impale the plug through control system control pjncture needle, gather the testing force value, accomplish the test. The puncture needle of the upper clamp can be detached, and different puncture needles can be conveniently replaced according to different test requirements; the lower fixture utilizes the rotation of guide screw, can realize the adjustment to controlling two sample holder distances, and lower fixture adopts general structure, can compatible xiLin bottle and infusion bottle's clamping, avoids appearing changing the condition of anchor clamps repeatedly because of the sample size, and sample holder detachable structure sets up, change that can be convenient.
Preferably, the upper end of the movable sliding block is provided with a convex connecting block, the lower bottom surface of the sample clamping seat is provided with a groove matched with the shape of the connecting block, and the connecting block penetrates through the movable through groove in the guide pressure plate and is inserted into the groove in the bottom of the sample clamping seat.
Preferably, the puncture needle is an injection needle or a steel needle.
Preferably, the upper end and the lower end of the connecting rod are both provided with mounting threads, the head of the puncture needle is also provided with corresponding threads, and the upper end and the lower end of the connecting rod are respectively connected with the sensor and the puncture needle through threads.
Preferably, the puncture needle is connected with the connecting rod through the mounting seat, and the puncture needle is detachable.
Preferably, the upper end and the lower end of the connecting rod are respectively connected with the sensor and the mounting seat, the upper end and the lower end of the connecting rod are respectively provided with an installation external thread, the upper end part of the mounting seat is also provided with a corresponding internal thread, and the connecting rod is connected with the mounting seat through threads
Preferably, the puncture needle and the mounting seat are matched through a fixed taper, and the puncture needle can be freely pulled out and sleeved.
Advantageous effects
The utility model discloses a be applied to universal fixturing of plug puncture test, anchor clamps be applicable to tensile testing machine, have elevation structure, control system, signal acquisition system promptly, can realize freely going up and down, the test equipment of anchor clamps about the mountable.
Anchor clamps, in a trial run, go up anchor clamps (puncture part) and install and hold at free lift, anchor clamps are fixed on the base down, impale the plug through control system control pjncture needle, gather the testing force value, accomplish the test. The puncture needle of the upper clamp can be detached, and different puncture needles can be conveniently replaced according to different test requirements; the lower fixture utilizes the rotation of guide screw, can realize the adjustment to controlling two sample holder distances, and lower fixture adopts general structure, can compatible xiLin bottle and infusion bottle's clamping, avoids appearing changing the condition of anchor clamps repeatedly because of the sample size, and sample holder detachable structure sets up, change that can be convenient.
Drawings
FIG. 1 is a schematic structural view of a fixture used in the test of example 1 of the present patent;
FIG. 2 is a schematic structural view of an upper jig according to embodiment 1 of the present patent;
FIG. 3 is a schematic structural view of a lower jig according to embodiment 1 of the present patent;
FIG. 4 is a schematic view of a connection structure between a sample holder and a movable slide of the lower fixture according to embodiment 1 of the present invention;
FIG. 5 is a schematic perspective view of a lower clamp according to example 1 of the present patent;
FIG. 6 is a schematic top view of the lower clamp of the embodiment 1 of the present patent;
FIG. 7 is a schematic structural view of an upper jig according to embodiment 2 of the present patent;
FIG. 8 is a schematic structural view of a lower clamp according to embodiment 2 of the present patent;
FIG. 9 is a schematic top view of the lower clamp of embodiment 2 of this patent;
in the figure, 1: an upper clamp; 2: a lower clamp; 3: a connecting rod; 4: a sensor; 5: puncturing needle; 6: fixing a bracket; 7: a support plate; 8: a guide pressure plate; 9: a guide screw; 10: moving the slide block; 11: adjusting a knob; 12: a bearing; 13: a sample holder; 14: connecting blocks; 15: an infusion bottle; 16: a movable through groove; 17: penicillin bottles; 18: and (7) mounting a seat.
Detailed Description
Hereinafter, the present invention will be described in detail. Before the description is made, it should be understood that the terms used in the present specification and the appended claims should not be construed as limited to general and dictionary meanings, but interpreted based on the meanings and concepts corresponding to technical aspects of the present invention on the basis of the principle that the inventor is allowed to define terms appropriately for the best explanation. Accordingly, the description proposed herein is just a preferable example for the purpose of illustrations only, not intended to limit the scope of the invention, so it should be understood that other equivalents and modifications could be made thereto without departing from the spirit and scope of the invention.
The following examples are given by way of illustration of embodiments of the invention and are not intended to limit the invention, and those skilled in the art will appreciate that modifications within the scope of the invention do not depart from the spirit and scope of the invention.
Example 1
As shown in fig. 1-6, a universal fixture applied to a puncture test of a rubber plug of an infusion bottle comprises an upper fixture 1 and a lower fixture 2. As shown in fig. 2, the upper clamp comprises a connecting rod 3, the upper end and the lower end of the connecting rod are respectively connected with a sensor 4 and a puncture needle 5, and the puncture needle can be detached; the puncture needle is a steel needle; the upper end and the lower end of the connecting rod are both provided with mounting threads, the head of the puncture needle is also provided with corresponding threads, and the upper end and the lower end of the connecting rod are respectively connected with the sensor and the puncture needle through threads.
As shown in fig. 3, the lower fixture comprises a fixed support 6, the fixed support is connected with a guide pressure plate 8 through a left support plate 7 and a right support plate 7, a movable through groove 16 is transversely arranged on the guide pressure plate, a guide screw 9 and a left movable slider 10 and a right movable slider 10 are arranged between the left support plate and the right support plate, through holes are arranged on the movable sliders, the guide screw passes through the through holes on the left movable slider and the right movable slider, one end of the guide screw passes through one support plate and is connected with an adjusting knob 11, the other end of the guide screw is connected with a bearing 12 on the other support plate, the upper ends of the left movable slider and the right movable slider pass through grooves on the guide pressure plate and are connected with.
As shown in fig. 4, a convex connecting block 14 is arranged at the upper end of the movable sliding block, a groove matched with the shape of the connecting block is arranged on the lower bottom surface of the sample clamping seat, and the connecting block passes through the movable through groove on the guide pressure plate and is inserted into the groove at the bottom of the sample clamping seat.
Anchor clamps, mainly be applied to puncture force tester, pulling force machine, universal tester etc. during the experiment, go up anchor clamps (puncture part) and install and hold in free lift, lower anchor clamps are fixed on the base, impale the plug through control system control pjncture needle, gather the testing force value, accomplish the test. The puncture needle of the upper clamp can be detached, and different puncture needles can be conveniently replaced according to different test requirements; the lower fixture utilizes the rotation of guide screw, can realize the adjustment to controlling two sample holder distances, and lower fixture adopts general structure, can compatible xiLin bottle and infusion bottle's clamping, avoids appearing changing the condition of anchor clamps repeatedly because of the sample size, and sample holder detachable structure sets up, change that can be convenient.
Example 2
As shown in fig. 7-9, a universal fixture applied to a vial rubber plug puncture test comprises an upper fixture 1 and a lower fixture 2, wherein the upper fixture comprises a connecting rod 3, the upper end and the lower end of the connecting rod are respectively connected with a sensor 4 and a puncture needle 5, and the puncture needle is detachable; the lower fixture comprises a fixing support 6, the fixing support is connected with a guide pressure plate 8 through a left support plate 7 and a right support plate 7, a movable through groove 16 is transversely formed in the guide pressure plate, a guide screw 9 and a left movable slider 10 and a right movable slider 10 are arranged between the left support plate and the right support plate, through holes are formed in the movable sliders, the guide screw penetrates through the through holes in the left movable slider and the right movable slider, one end of the guide screw penetrates through one support plate and is connected with an adjusting knob 11, the other end of the guide screw is connected with a bearing 12 in the other support plate, the upper ends of the left movable slider and the right movable slider penetrate through grooves in the guide pressure plate and are connected with a left.
The upper end of the movable sliding block is provided with a convex connecting block, the lower bottom surface of the sample clamping seat is provided with a groove matched with the shape of the connecting block, and the connecting block penetrates through the movable through groove in the guide pressure plate and is inserted into the groove in the bottom of the sample clamping seat.
The puncture needle is an injection needle.
The puncture needle is connected with the connecting rod through a mounting seat 18, and the puncture needle can be detached.
The upper and lower both ends of connecting rod are connected with sensor and mount pad respectively, the upper and lower both ends of connecting rod all are provided with the installation external screw thread, the upper end of mount pad also is equipped with corresponding internal thread, the connecting rod with through threaded connection between the mount pad
The puncture needle is matched with the mounting seat 18 through a fixed taper, and the puncture needle can be freely pulled out and sleeved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.
Claims (7)
1. The utility model provides a be applied to universal fixturing of plug puncture test which characterized in that: the device comprises an upper clamp and a lower clamp, wherein the upper clamp comprises a connecting rod, the upper end and the lower end of the connecting rod are respectively connected with a sensor and a puncture needle, and the puncture needle can be detached; the lower fixture comprises a fixed support, the fixed support is connected with a guide pressure plate through a left support plate and a right support plate, a movable through groove is transversely formed in the guide pressure plate, a guide screw rod and a left movable sliding block and a right movable sliding block are arranged between the left support plate and the right support plate, through holes are formed in the movable sliding blocks, the guide screw rod penetrates through the through holes in the left movable sliding block and the right movable sliding block, one end of the guide screw rod penetrates through one support plate and is connected with an adjusting knob, the other end of the guide screw rod is connected with a bearing in the other support plate, the upper ends of the left movable sliding block and the right movable sliding block penetrate through grooves in.
2. The universal fixture applied to rubber plug puncture testing according to claim 1, characterized in that: the upper end of the movable sliding block is provided with a convex connecting block, the lower bottom surface of the sample clamping seat is provided with a groove matched with the shape of the connecting block, and the connecting block penetrates through the movable through groove in the guide pressure plate and is inserted into the groove in the bottom of the sample clamping seat.
3. The universal fixture applied to rubber plug puncture testing according to claim 1, characterized in that: the puncture needle is an injection needle or a steel needle.
4. The universal fixture applied to rubber plug puncture testing according to claim 1, characterized in that: the upper end and the lower end of the connecting rod are both provided with mounting threads, the head of the puncture needle is also provided with corresponding threads, and the upper end and the lower end of the connecting rod are respectively connected with the sensor and the puncture needle through threads.
5. The universal fixture applied to rubber plug puncture testing according to claim 1, characterized in that: the puncture needle is connected with the connecting rod through the mounting seat, and the puncture needle can be detached.
6. The universal fixture applied to rubber plug puncture testing according to claim 5, wherein: the upper and lower both ends of connecting rod are connected with sensor and mount pad respectively, the upper and lower both ends of connecting rod all are provided with the installation external screw thread, the upper end of mount pad also is equipped with the internal thread that corresponds, the connecting rod with pass through threaded connection between the mount pad.
7. The universal fixture applied to rubber plug puncture testing according to claim 5, wherein: the puncture needle is matched with the mounting seat through a fixed taper, and the puncture needle can be freely pulled out and sleeved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022798125.7U CN213673815U (en) | 2020-11-28 | 2020-11-28 | Be applied to universal fixturing of plug puncture test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022798125.7U CN213673815U (en) | 2020-11-28 | 2020-11-28 | Be applied to universal fixturing of plug puncture test |
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| CN213673815U true CN213673815U (en) | 2021-07-13 |
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| CN202022798125.7U Active CN213673815U (en) | 2020-11-28 | 2020-11-28 | Be applied to universal fixturing of plug puncture test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414365A (en) * | 2021-12-09 | 2022-04-29 | 北京交通大学 | Waterproofing membrane anti-puncture testing device |
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2020
- 2020-11-28 CN CN202022798125.7U patent/CN213673815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414365A (en) * | 2021-12-09 | 2022-04-29 | 北京交通大学 | Waterproofing membrane anti-puncture testing device |
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