CN214150192U - Waterproofing membrane detects uses tensile testing machine - Google Patents
Waterproofing membrane detects uses tensile testing machine Download PDFInfo
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- CN214150192U CN214150192U CN202023016644.XU CN202023016644U CN214150192U CN 214150192 U CN214150192 U CN 214150192U CN 202023016644 U CN202023016644 U CN 202023016644U CN 214150192 U CN214150192 U CN 214150192U
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Abstract
The application relates to the technical field of waterproof coiled material detection equipment, in particular to a tensile testing machine for waterproof coiled material detection, which comprises a testing machine body, a tensile assembly arranged on the testing machine body and a clamp arranged on the tensile assembly; the fixture comprises an upper clamping assembly fixed on the fixing assembly and a lower clamping assembly arranged on the sliding assembly, wherein the upper clamping assembly comprises a fixing seat fixed on the fixing assembly, a fixing table fixed on the fixing seat, a sliding table connected on the fixing seat in a sliding manner, a fixing rod arranged between the fixing table and the sliding table and a driving assembly arranged on the fixing seat and used for driving the sliding table to slide. This application has when fixed sample, need not exert great pressure to the sample, has protected the structure of sample, and is less to sample structural strength destruction, makes the more accurate effect of testing result.
Description
Technical Field
The application relates to waterproofing membrane check out test set's technical field, especially relates to a waterproofing membrane detects uses tensile test machine.
Background
The tension tester is a very important testing machine, is used for carrying out mechanical stress tests on materials such as tensile, compression, bending, shearing, peeling and the like, and is suitable for testing various physical and mechanical properties of materials such as plastic plates, pipes, profiled bars, plastic films, rubber, electric wires and cables, waterproof coiled materials, metal wires and the like.
The inventors consider that there is a drawback to the related art among the above. Tensile testing machine among the correlation technique is carrying out tensile testing to waterproofing membrane, it is fixed with coiled material sample centre gripping to use two anchor clamps usually, put the coiled material sample in the centre of anchor clamps when the centre gripping is fixed, later draw close the movable block to the fixed block, utilize frictional force between anchor clamps and the sample to fix the sample, but when fixed sample, the operator is in order to increase the frictional force of the piece of anchor clamps and sample, the movable block that will lead to anchor clamps usually will be close to the fixed block as far as possible, will lead to the pressure that the sample received too big like this, can destroy the structure of sample, lead to the testing result inaccurate.
SUMMERY OF THE UTILITY MODEL
Pressure that the sample bore can not be too big when making the centre gripping sample, the structure of protection sample, the time detects the structure more accurate, this application provides a waterproofing membrane detects uses tensile testing machine.
The application provides a waterproofing membrane detects uses tensile testing machine adopts following technical scheme:
a tension testing machine for detecting a waterproof coiled material comprises a testing machine body, a tension assembly arranged on the testing machine body and a clamp arranged on the tension assembly; the tensile assembly comprises a fixed assembly fixedly connected to the testing machine body and a sliding assembly connected to the testing machine body in a sliding manner; the fixture comprises an upper clamping assembly fixed on the fixing assembly and a lower clamping assembly arranged on the sliding assembly, wherein the upper clamping assembly comprises a fixing seat fixed on the fixing assembly, a fixing table fixed on the fixing seat, a sliding table connected on the fixing seat in a sliding manner, a fixing rod arranged between the fixing table and the sliding table and a driving assembly arranged on the fixing seat and used for driving the sliding table to slide.
By adopting the technical scheme, when a coiled material sample is clamped, one end of the sample is wound on the side surface of the fixing rod, then one end of the sample and the sample are overlapped at a position between the fixing table and the sliding table, then the sliding table is slid towards the direction of the fixing table by using the driving assembly, and the end parts of the sample are extruded at the gap between the fixing table and the sliding table by using the sliding table and the fixing table; like this centre gripping sample, frictional force between slip table and the sample, frictional force between dead lever and the sample and frictional force between fixed station and the sample resist the pulling force that the pulling force subassembly provided jointly, have improved the fixed effect of sample, when fixed sample, need not exert great pressure to the sample, have protected the structure of sample, and it is less to sample structural strength destruction, make the testing result more accurate.
Optionally, the side face of the fixed table opposite to the side face of the sliding table is provided with a buffering arc face, and the buffering arc face is arranged at one end close to the fixed rod.
Through adopting above-mentioned technical scheme, when carrying out the centre gripping fixed to the sample, the area of contact between fixed station, sliding stand and the sample can be increased to the buffering cambered surface, has reduced the damage of fixed station, sliding stand to the sample at the centre gripping in-process, further protects the sample.
Optionally, the buffer arc surface on the fixing table is concentrically arranged with the fixing rod.
Through adopting above-mentioned technical scheme, will cushion the cambered surface and set up with the dead lever is concentric, when the sliding stand extrudees the sample, the sample can contact with the buffering cambered surface in the at utmost, further reduces sliding stand, fixed station and harms the sample.
Optionally, a rubber pad is arranged on the opposite side of the fixed table and the sliding table.
Through adopting above-mentioned technical scheme, when sliding table and fixed strip extrusion sample, the rubber pad can take place to warp to reduce the pressure that the sample bore, the coefficient of friction between rubber pad and the sample is bigger simultaneously, can fix the sample better.
Optionally, anti-slip strips are arranged on the opposite side surfaces of the rubber pad.
Through adopting above-mentioned technical scheme, the frictional force between rubber pad and the sample has further been increaseed in the setting of antislip strip.
Optionally, the fixing seat is vertically arranged, and the sliding table can horizontally slide on the fixing seat.
Optionally, the drive assembly includes a threaded seat fixed on the fixing seat and a threaded rod screwed on the threaded seat, a threaded hole is arranged on the threaded seat, the threaded rod is screwed on the threaded seat, and one end of the threaded rod is abutted to the sliding table.
Through adopting above-mentioned technical scheme, when carrying out the sample centre gripping, operating personnel rotates the threaded rod, and the threaded rod pushes away the sliding stand dead lever department under the promotion of screw thread, with sample compaction, fixed.
Optionally, one end of the threaded rod is provided with a hand wheel perpendicular to the threaded rod.
Through adopting above-mentioned technical scheme, the moment of torsion when operating personnel rotated the threaded rod can be increased to the hand wheel, makes operating personnel more laborsaving.
Optionally, the upper clamping assembly and the lower clamping assembly have the same structure.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when clamping a coiled material sample, winding one end of the sample on the side surface of a fixed rod, then overlapping one end of the sample and the sample at a position between a fixed table and a sliding table, then sliding the sliding table towards the direction of the fixed table by using a driving assembly, and extruding the end part of the sample at a gap between the fixed table and the sliding table by using the sliding table and the fixed table; the sample is clamped, and the friction force between the sliding table and the sample, the friction force between the fixed rod and the sample and the friction force between the fixed table and the sample resist the pulling force provided by the pulling force assembly together, so that the fixing effect of the sample is improved, when the sample is fixed, large pressure does not need to be applied to the sample, the structure of the sample is protected, the structural strength of the sample is less damaged, and the detection result is more accurate;
2. when a sample is clamped and fixed, the buffer arc surface can increase the contact area between the fixed table and the sample and between the sliding table and the sample, so that the damage of the fixed table and the sliding table to the sample is reduced in the clamping process, and the sample is further protected; the buffering cambered surface and the fixing rod are arranged concentrically, when the sample is extruded by the sliding table, the sample can be in contact with the buffering cambered surface to the greatest extent, and the damage of the sliding table and the fixing table to the sample is further reduced.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an upper clamping assembly in an embodiment of the present application.
Description of reference numerals: 1. a testing machine body; 2. a tension assembly; 21. a fixing assembly; 22. a sliding assembly; 3. a clamp; 31. an upper clamping assembly; 311. a fixed seat; 312. a fixed table; 313. a sliding table; 314. fixing the rod; 315. a drive assembly; 316. buffering the arc surface; 317. a rubber pad; 318. a threaded seat; 319. a threaded rod; 32. a lower clamping assembly; 4. a handwheel.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses waterproofing membrane detects uses tensile testing machine. Referring to fig. 1, a tension tester for detecting a waterproof roll includes a tester body 1, a tension assembly 2 mounted on the tester body 1, and a clamp 3 mounted on the tension assembly 2; the tension assembly 2 comprises a fixed assembly 21 fixed on the testing machine body 1 and a sliding assembly 22 connected on the testing machine body 1 in a sliding mode.
The structure of the testing machine body 1 and the tensile assembly 2 is the prior art, and is not described in the embodiment of the application. The clamp 3 comprises an upper clamping assembly 31 fixed on the fixed assembly 21 and a lower clamping assembly 32 arranged on the sliding assembly 22, and the upper clamping assembly 31 and the lower clamping assembly 32 are identical in structure.
When the testing machine is used, an operator clamps and fixes two ends of a sample on the upper clamping assembly 31 and the lower clamping assembly 32 respectively, and then starts the testing machine body 1 to perform a detection test. This application embodiment device reduces the pressure that anchor clamps 3 applyed for the sample when guaranteeing that the sample can firmly fix on anchor clamps 3, can protect the structure of sample to a certain extent when the centre gripping sample, prevents that the sample from taking place great deformation because of the pressure that anchor clamps 3 applyed, reduces anchor clamps 3 to the influence of sample structural strength, has improved the detection precision of this application embodiment.
Referring to fig. 2, the upper clamping assembly 31 includes a fixing base 311 vertically welded to the fixing assembly 21, a fixing table 312 welded to the fixing base 311, a sliding table 313 horizontally slidably connected to the fixing base 311, a fixing rod 314 vertically welded to the fixing base 311, and a driving assembly 315 disposed on the fixing base 311 for driving the sliding table 313 to slide. The fixing lever 314 is located between the fixing table 312 and the sliding table 313. The sliding table 313 is slidably connected to a side surface of the fixed base 311 through the cooperation of the sliding rail and the sliding groove.
The top ends of the opposite side surfaces of the sliding table 313 and the fixed table 312 are provided with arc-shaped buffering arc surfaces 316, the cross section of each buffering arc surface 316 is 1/4 arcs, the buffering arc surfaces 316 on the fixed table 312 are concentrically arranged with the fixed rod 314, and the circle centers of the buffering arc surfaces 316 on the sliding table 313 and the buffering arc surfaces 316 on the fixed table 312 are positioned on the same horizontal line. The same rubber pads 317 are bonded and fixed to the opposite sides of the sliding table 313 and the fixed table 312, and anti-slip strips are provided on the opposite sides of the two rubber pads 317.
The driving assembly 315 includes a threaded socket 318 welded to the stationary platen 312 and a threaded rod 319 threadedly engaged with the threaded socket 318. A horizontal screw hole is provided in the screw seat 318, the screw rod 319 is horizontally fitted into the screw hole, and one end of the screw rod 319 abuts on the slide table 313.
When clamping the sample, the operator passes one end of the sample around the fixed rod 314 and places the end of the sample between the sliding table 313 and the fixed table 312, so that the end of the sample and the sample are overlapped, and then rotates the hand wheel 4 to clamp the sample, wherein the friction force between the sample and the sliding table 313, the friction force between the sample and the fixed rod 314 and the friction force between the sample and the fixed table 312 resist the tensile force provided by the testing machine. When the sample is clamped and fixed, the rubber pad 317 can deform due to pressure, so that the friction between the rubber pad 317 and the sample is increased, the friction between the rubber pad 317 and the sample is increased by the protection strip, and the sample is fixed more firmly. Under the condition of ensuring the sample clamping effect, the pressure born by the sample is reduced, and the structure of the sample is protected.
The implementation principle of tensile testing machine for detecting waterproof coiled materials in the embodiment of the application is as follows: in performing the clamping fixation of the sample, the operator passes one end of the sample around the fixing rod 314 and places the end of the sample between the slide table 313 and the fixing table 312, and then pushes the slide table 313 to the fixing table 312 using the driving assembly 315 to clamp the sample. The device of the embodiment of the application increases the contact area of the sample and the clamping assembly, and the friction force, so that under the same clamping effect, the pressure borne by the sample is smaller, the structure of the sample can be better protected, and the detection result is more accurate.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A tension testing machine for detecting a waterproof coiled material comprises a testing machine body (1), a tension assembly (2) arranged on the testing machine body (1) and a clamp (3) arranged on the tension assembly (2); the tension assembly (2) comprises a fixed assembly (21) fixedly connected to the testing machine body (1) and a sliding assembly (22) connected to the testing machine body (1) in a sliding mode; the method is characterized in that: the clamp (3) comprises an upper clamping component (31) fixed on the fixed component (21) and a lower clamping component (32) arranged on the sliding component (22), wherein the upper clamping component (31) comprises a fixed seat (311) fixed on the fixed component (21), a fixed table (312) fixed on the fixed seat (311), a sliding table (313) connected on the fixed seat (311) in a sliding manner, a fixed rod (314) arranged between the fixed table (312) and the sliding table (313) and a driving component (315) arranged on the fixed seat (311) and used for driving the sliding table (313) to slide.
2. The waterproof roll detects and uses tensile testing machine according to claim 1 characterized in that: the side face, opposite to the fixed table (312) and the sliding table (313), is provided with a buffer arc face (316), and the buffer arc face (316) is arranged at one end close to the fixed rod (314).
3. The waterproof roll detects and uses tensile testing machine according to claim 2 characterized in that: the buffer arc surface (316) on the fixed table (312) is concentrically arranged with the fixed rod (314).
4. The waterproof roll detects and uses tensile testing machine according to claim 3 characterized in that: and rubber pads (317) are arranged on the opposite side surfaces of the fixed table (312) and the sliding table (313).
5. The waterproof roll detects and uses tensile testing machine according to claim 4 characterized in that: and anti-slip strips are arranged on the opposite side surfaces of the rubber pads (317).
6. The waterproof roll detects and uses tensile testing machine according to claim 1 characterized in that: the fixed seat (311) is vertically arranged, and the sliding table (313) can horizontally slide on the fixed seat (311).
7. The waterproof roll detects and uses tensile testing machine according to claim 6 characterized in that: drive assembly (315) is including fixing screw thread seat (318) and threaded connection threaded rod (319) on screw thread seat (318) on fixing base (311), be equipped with the screw hole on screw thread seat (318), threaded rod (319) threaded connection is on screw thread seat (318), the one end and the sliding table (313) butt of threaded rod (319).
8. The tension tester for detecting the waterproof coiled material according to claim 7, wherein: and a hand wheel (4) vertical to the threaded rod (319) is arranged at one end of the threaded rod (319).
9. The tension tester for detecting the waterproof roll according to any one of claims 1 to 8, wherein: the upper clamping assembly (31) and the lower clamping assembly (32) are identical in structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016644.XU CN214150192U (en) | 2020-12-15 | 2020-12-15 | Waterproofing membrane detects uses tensile testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016644.XU CN214150192U (en) | 2020-12-15 | 2020-12-15 | Waterproofing membrane detects uses tensile testing machine |
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| CN214150192U true CN214150192U (en) | 2021-09-07 |
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| CN202023016644.XU Active CN214150192U (en) | 2020-12-15 | 2020-12-15 | Waterproofing membrane detects uses tensile testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670728A (en) * | 2021-09-23 | 2021-11-19 | 江苏泓鸽新材料科技有限公司 | Electric wire and cable toughness detection device of pneumatic clamping structure and implementation method thereof |
-
2020
- 2020-12-15 CN CN202023016644.XU patent/CN214150192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670728A (en) * | 2021-09-23 | 2021-11-19 | 江苏泓鸽新材料科技有限公司 | Electric wire and cable toughness detection device of pneumatic clamping structure and implementation method thereof |
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