CN108444898B - Rubber tensile test tool - Google Patents
Rubber tensile test tool Download PDFInfo
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- CN108444898B CN108444898B CN201810061904.3A CN201810061904A CN108444898B CN 108444898 B CN108444898 B CN 108444898B CN 201810061904 A CN201810061904 A CN 201810061904A CN 108444898 B CN108444898 B CN 108444898B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
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Abstract
The invention discloses a rubber tensile test fixture which comprises a supporting plate, wherein supporting rods are fixed on the bottom surfaces of two ends of the supporting plate, a plurality of guide grooves are formed in the supporting plate, a partition plate is fixed on the bottom surface of the supporting plate between the guide grooves, a sliding seat is arranged in the guide grooves of the supporting plate and comprises bolts inserted in the guide grooves of the supporting plate, jacks are formed in the upper end surfaces of the bolts exposed out of the upper end surface of the supporting plate, positioning sleeves are inserted in the bolts on the upper side of the supporting plate, positioning holes communicated with the jacks are formed in the positioning sleeves, sheaths are formed on the lower end surfaces of the positioning sleeves, springs are inserted in the sheaths and sleeved on the bolts, two ends of each spring are respectively pressed on the lower end surface of the positioning sleeve and the upper end surface of the supporting plate, nuts are screwed on the bolts on the upper side of the positioning. The invention optimizes the stretching jig, and can realize the length stretching requirements of rubbers with different proportions on the same jig.
Description
The technical field is as follows:
the invention relates to the technical field of rubber testing devices, in particular to a rubber tensile testing jig.
Background art:
the ozone aging resistance of rubber products or fittings is required in the current production, so that the ozone aging resistance test of rubber must be carried out on the rubber products. When the rubber is subjected to the ozone aging resistance test, a product to be tested needs to be stretched to be in a stretched state, and then the product is placed into an ozone aging test box. And the rubber with different raw material ratios needs different stretching lengths when being tested, so that the corresponding stretching tool can independently meet different stretching lengths.
The invention content is as follows:
the invention aims to provide a rubber tensile test jig aiming at the defects of the prior art, which can realize the tensile requirements of rubber with different proportions on the same jig.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a rubber tensile test fixture comprises supporting plates, supporting rods are fixed on the bottom surfaces of two ends of each supporting plate, a plurality of guide grooves are formed in each supporting plate, partition plates are fixed on the bottom surfaces of the supporting plates between the guide grooves, sliding seats are arranged in the guide grooves of the supporting plates and comprise bolts inserted in the guide grooves of the supporting plates, insertion holes are formed in the upper ends of the bolts exposed out of the upper end surfaces of the supporting plates, positioning sleeves are inserted in the bolts on the upper sides of the supporting plates, positioning holes communicated with the insertion holes are formed in the positioning sleeves, sheaths are formed on the lower end surfaces of the positioning sleeves, springs are inserted in the sheaths and sleeved on the bolts, two ends of each spring are respectively pressed on the lower end surfaces of the positioning sleeves and the upper end surface of the supporting plate, nuts are screwed on the bolts on the upper sides of the positioning sleeves, and;
the utility model discloses a clamping structure, including backup pad, folded plate, baffle, hinge seat, articulated seat, folded plate, baffle, nut, screw, clamping strip, the backup pad is supported to leaning on the up end of backup pad to lean on has lower holding strip, and the guide way spiro union that the screw passed the backup pad is on lower holding strip, and the one end shaping of lower holding strip has articulated seat, and the one end of going up the holding strip articulates on articulated seat through the articulated shaft, and the other end shaping of going up the holding strip has the folded plate, and the spiro union has locking bolt on the folded plate, and the shaping has the recess relative with locking bolt on the holding strip down.
Preferably, the guide groove on the supporting plate is parallel to the side wall of the supporting plate, the guide groove is parallel to the partition plate, and the screw rod is parallel to the partition plate.
Preferably, the guide grooves are uniformly distributed on the support plate, and the partition plates are uniformly distributed on the lower end face of the support plate.
Preferably, the bolt on the sliding seat is an outer hexagon bolt, and the side wall of the bolt head abuts against the side wall of the partition plate.
Preferably, the thickness of the bolt head is smaller than that of the support rod, and the thickness of the partition plate is smaller than that of the support rod.
Preferably, a handle is formed on the screw sleeve.
Preferably, the baffle plates on two sides of the screw rod are sleeved with T-shaped guide shafts in an inserting mode, the guide shafts are fixed on the lower holding strip, the guide shafts are sleeved with pressure springs in an inserting mode, and two ends of each pressure spring are pressed against the lower holding strip and the baffle plate respectively.
The invention has the beneficial effects that: the rubber stretching jig is simple in structure, the stretching jig is optimized, and the stretching requirements of lengths of different proportions of rubber can be met on the same jig.
Description of the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic bottom view of the present invention;
FIG. 4 is a schematic top view of the present invention;
fig. 5 is a schematic sectional view at a-a in fig. 4.
In the figure: 1. a support plate; 1a, a guide groove; 2. a support bar; 3. a partition plate; 4. a sliding seat; 4a, a bolt; 4b, a jack; 4c, a positioning sleeve; 4d, a sheath; 4e, a spring; 4f, a nut; 4g, positioning holes; 5. a lower holding strip; 5a, a hinge base; 6. mounting a holding strip; 6a, folding plates; 7. locking the bolt; 8. a screw; 9. a threaded sleeve; 9a, shaking hands; 10. a guide shaft; 11. a pressure spring; 12. a baffle plate; 13. and (4) screws.
The specific implementation mode is as follows:
example (b): as shown in figures 1 to 5, a rubber tensile test fixture comprises a support plate 1, support rods 2 are fixed on the bottom surfaces of two ends of the support plate 1, a plurality of guide grooves 1a are formed on the support plate 1, a partition plate 3 is fixed on the bottom surface of the support plate 1 between the guide grooves 1a, a sliding seat 4 is arranged in a guide groove 11 of the support plate 1, the sliding seat 4 comprises a bolt 4a inserted in the guide groove 1a of the support plate 1, the upper end of the bolt 4a is exposed out of the upper end surface of the support plate 1 and is formed with a jack 4b, a positioning sleeve 4c is inserted on the bolt 4a on the upper side of the support plate 1, a positioning hole 4g communicated with the jack 4b is formed on the positioning sleeve 4c, a sheath 4d is formed on the lower end surface of the positioning sleeve 4c, a spring 4e is inserted in the sheath 4d and sleeved on the bolt 4a, two ends of the spring 4e are respectively pressed on the lower end surface of the positioning sleeve 4c and, a nut 4f is screwed on the bolt 4a at the upper side of the positioning sleeve 4c, and the nut 4f is pressed on the positioning sleeve 4 c;
the utility model discloses a clamping structure, including backup pad 1, clamping bar 5, screw 13, folded plate 6, locking bolt 7, lower clamping bar 5, recess relative with locking bolt 7, locking bolt 7 pegs graft in the recess of lower clamping bar 5, clamping bar 5 is gone up to support to lean on having lower clamping bar 5 on the up end of backup pad 1, and screw 13 passes on the guide way 1a spiro union of backup pad 1 on clamping bar 5 down, and the one end shaping of lower clamping bar 5 has articulated seat 5a, and the one end of going up clamping bar 6 passes through the articulated shaft and articulates on articulated seat 5a, and the other end shaping of going up clamping bar 6 has folded plate 6a, and the spiro union has locking bolt 7 on folded plate 6a, and the shaping has the recess relative with locking bolt 7 on lower clamping bar 5, locking bolt 7 pegs graft.
Preferably, the guide groove 1a on the support plate 1 is parallel to the side wall of the support plate 1, the guide groove 1a is parallel to the partition plate 3, and the screw 8 is parallel to the partition plate 3.
Preferably, the guide grooves 1a on the support plate 1 are uniformly distributed on the support plate 1, and the partition boards 3 are uniformly distributed on the lower end face of the support plate 1.
Preferably, the bolt 4a on the sliding seat 4 is an outer hexagon bolt, and the side wall of the head of the bolt 4a abuts against the side wall of the partition plate 3.
Preferably, the thickness of the head of the bolt 4a is smaller than that of the support rod 2, and the thickness of the partition plate 3 is smaller than that of the support rod 2.
Preferably, a handle 9a is formed on the screw sleeve 9.
Preferably, the baffle plates 12 on two sides of the screw 8 are inserted with T-shaped guide shafts 10, the guide shafts 10 are fixed on the lower holding strip 5, the guide shafts 10 are inserted with compression springs 11, and two ends of the compression springs 11 are respectively pressed against the lower holding strip 5 and the baffle plates 12.
The working principle is as follows: the invention relates to a tensile test fixture for rubber strips, which is characterized in that when the tensile test fixture is used in a tensile mode, a sliding seat 4 is firstly moved to a positioning point of the tensile length of the rubber strips, the rubber strips penetrate through a positioning hole 4g of a positioning sleeve 4c on the sliding seat 4 and a jack 4b of a bolt 4a one by one, then a nut 4f is rotated to clamp the rubber strips and fix the sliding seat 4 in a positioning mode, then an upper clamping strip 6 is opened, the other ends of all the rubber strips are clamped between the upper clamping strip 6 and a lower clamping strip 5 and fixed through a locking bolt 7, and then a hand crank 9 is rotated to move the lower clamping strip 5, so that the rubber strips are stretched.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (7)
1. The utility model provides a rubber tensile test tool, includes backup pad (1), is fixed with bracing piece (2), its characterized in that on the bottom surface at backup pad (1) both ends: a plurality of guide grooves (1a) are formed in the support plate (1), a partition plate (3) is fixed on the bottom surface of the support plate (1) between the guide grooves (1a), a sliding seat (4) is installed in the guide grooves (1a) of the support plate (1), the sliding seat (4) comprises a bolt (4a) inserted in the guide grooves (1a) of the support plate (1), a jack (4b) is formed in the upper end face of the bolt (4a) exposed out of the support plate (1), a positioning sleeve (4c) is inserted in the bolt (4a) on the upper side of the support plate (1), a positioning hole (4g) communicated with the jack (4b) is formed in the positioning sleeve (4c), a sheath (4d) is formed on the lower end face of the positioning sleeve (4c), a spring (4e) is inserted in the sheath (4d), the spring (4e) is inserted in the bolt (4a), and two ends of the spring (4e) are pressed on the lower end face of the positioning sleeve (4c) and the upper end face of the support plate ( On the surface, a nut (4f) is screwed on a bolt (4a) on the upper side of the positioning sleeve (4c), and the nut (4f) is pressed on the positioning sleeve (4 c);
the utility model discloses a clamping bar, including backup pad (1), clamping bar (5) down, screw (13) pass guide way (1a) spiro union of backup pad (1) on the up end of backup pad (1), the one end shaping of lower clamping bar (5) has articulated seat (5a), the one end of going up clamping bar (6) articulates on articulated seat (5a) through the articulated shaft, the other end shaping of going up clamping bar (6) has folded plate (6a), the spiro union has locking bolt (7) on folded plate (6a), the shaping has the recess relative with locking bolt (7) on lower clamping bar (5), grafting of locking bolt (7) is in the recess of lower clamping bar (5), clamping bar (5) are fixed with screw rod (8) down, screw rod (8) pass baffle (12) spiro union has swivel nut (9), baffle (12) are fixed on the up end of backup pad (1) one end.
2. The rubber tensile test fixture of claim 1, wherein: the guide groove (1a) on the support plate (1) is parallel to the side wall of the support plate (1), the guide groove (1a) is parallel to the partition plate (3), and the screw rod (8) is parallel to the partition plate (3).
3. The rubber tensile test fixture of claim 2, wherein: the guide grooves (1a) on the supporting plate (1) are uniformly distributed on the supporting plate (1), and the partition plates (3) are uniformly distributed on the lower end face of the supporting plate (1).
4. The rubber tensile test fixture of claim 3, wherein: the bolt (4a) on the sliding seat (4) adopts an outer hexagon bolt, and the side wall of the head of the bolt (4a) is abutted against the side wall of the partition plate (3).
5. The rubber tensile test fixture of claim 4, wherein: the thickness of the head of the bolt (4a) is smaller than that of the support rod (2), and the thickness of the partition plate (3) is smaller than that of the support rod (2).
6. The rubber tensile test fixture of claim 1, wherein: a handle (9a) is formed on the screw sleeve (9).
7. The rubber tensile test fixture of claim 1, wherein: the guide shafts (10) are fixed on the lower holding strip (5), the pressure springs (11) are sleeved on the guide shafts (10), and two ends of each pressure spring (11) are pressed against the lower holding strip (5) and the baffle (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061904.3A CN108444898B (en) | 2018-01-23 | 2018-01-23 | Rubber tensile test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061904.3A CN108444898B (en) | 2018-01-23 | 2018-01-23 | Rubber tensile test tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108444898A CN108444898A (en) | 2018-08-24 |
| CN108444898B true CN108444898B (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810061904.3A Active CN108444898B (en) | 2018-01-23 | 2018-01-23 | Rubber tensile test tool |
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| Country | Link |
|---|---|
| CN (1) | CN108444898B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5520082A (en) * | 1994-12-30 | 1996-05-28 | Armstrong; Kent | Tremolo bridge for guitars |
| CN1902681A (en) * | 2004-01-12 | 2007-01-24 | 唐纳德·L·拉姆齐 | Adjustable tremolo bridge |
| CN205175819U (en) * | 2015-10-19 | 2016-04-20 | 来奇偏光科技(中国)股份有限公司 | Tensile experimental apparatus of small -size manual PVA |
| CN205483795U (en) * | 2015-09-10 | 2016-08-17 | 谱尼测试集团上海有限公司 | Tensile clamping device of ozone |
| CN105938068A (en) * | 2015-12-24 | 2016-09-14 | 石油和化学工业橡胶及再生产品质量监督检验中心（天津市质量监督检验站第四十二站） | Linear positioning device of hydraulic brake hose bending tester |
-
2018
- 2018-01-23 CN CN201810061904.3A patent/CN108444898B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5520082A (en) * | 1994-12-30 | 1996-05-28 | Armstrong; Kent | Tremolo bridge for guitars |
| CN1902681A (en) * | 2004-01-12 | 2007-01-24 | 唐纳德·L·拉姆齐 | Adjustable tremolo bridge |
| CN205483795U (en) * | 2015-09-10 | 2016-08-17 | 谱尼测试集团上海有限公司 | Tensile clamping device of ozone |
| CN205175819U (en) * | 2015-10-19 | 2016-04-20 | 来奇偏光科技(中国)股份有限公司 | Tensile experimental apparatus of small -size manual PVA |
| CN105938068A (en) * | 2015-12-24 | 2016-09-14 | 石油和化学工业橡胶及再生产品质量监督检验中心（天津市质量监督检验站第四十二站） | Linear positioning device of hydraulic brake hose bending tester |
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| Publication number | Publication date |
|---|---|
| CN108444898A (en) | 2018-08-24 |
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Effective date of registration: 20191016 Address after: 523000 room 06, Room 203, building 1, No. 5, Songshan Lake section, Songshan Lake Avenue, Songshan Lake Park, Dongguan City, Guangdong Province Applicant after: Dongguan Jinyue Information Technology Co., Ltd. Address before: 523000 Guangdong province Dongguan City Songshan Lake high tech Industrial Zone Building 406 industrial development productivity Applicant before: Dongguan Lianzhou Intellectual Property Operation Management Co.,Ltd. |
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Effective date of registration: 20200918 Address after: No. 5-5, Fengshan Road, Gutan Avenue, economic development zone, Gaochun District, Nanjing City, Jiangsu Province (Yangjiang Industrial Park) Applicant after: Nanjing Jingheng Composite Material Co.,Ltd. Address before: 523000 room 06, Room 203, building 1, No. 5, Songshan Lake section, Songshan Lake Avenue, Songshan Lake Park, Dongguan City, Guangdong Province Applicant before: Dongguan Jinyue Information Technology Co.,Ltd. |
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