CN203502293U - Bolt tension test fixture - Google Patents
Bolt tension test fixture Download PDFInfo
- Publication number
- CN203502293U CN203502293U CN201320612594.2U CN201320612594U CN203502293U CN 203502293 U CN203502293 U CN 203502293U CN 201320612594 U CN201320612594 U CN 201320612594U CN 203502293 U CN203502293 U CN 203502293U
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- CN
- China
- Prior art keywords
- bolt
- upper handle
- jig frame
- clamping
- test fixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a bolt tension test fixture which comprises a fixture frame, wherein an upper handle is arranged at the top of the fixture frame; the upper handle is of a cylindrical shape and extends into a cavity of the fixture frame; a U-shaped notch for clamping a bolt to be tested is formed at the bottom of the upper handle; the side surface on the inner side of the fixture frame on the upper handle is also provided with two clamp plates in bilateral symmetry; each clamp plate penetrates through the side wall of the fixture frame through a clamping connecting rod on the corresponding side; the clamping connecting rod rotatably pushes the connected clamp plate to compact the bottom of the upper handle to fix the bolt to be tested in the U-shaped notch. In the test fixture disclosed by the utility model, with the U-shaped notch for clamping a bolt, the clamp plates on the two sides compact the part of the upper handle in the fixture frame so as to clamp the bolt to be tested in the U-shaped notch. The test fixture has the advantages of good fixing effect, convenience in use, high test precision and good application prospect.
Description
Technical field
The utility model relates to a kind of bolt tension force test fixture, belongs to mechanical test tool technical field.
Background technology
Bolt, in daily life is worked as and in the middle of commercial production manufacture, the important parts that are connected and fixed, can't do without, bolt is also referred to as the rice of industry, the utilization of visible bolt is extensively, before bolt dispatches from the factory, need to test the various performances of bolt, wherein just comprise the tensile test of bolt, traditional tension test fixture for bolt, as shown in Figure 1, comprise jig frame 1, upper handle 2, upper handle 2 is fixed on the top of jig frame 1, jig frame 1 inner side is provided with a left side, the two clamping plates 3 of right symmetry, each clamping plate 3 run through the sidewall 5 of jig frame 1 by the clamping connecting rod 4 of respective side, in use procedure, bolt to be detected is placed between two clamping plates 3, by rotating clamp, be close to bar 4, make two clamping plates 3 fishbolts, during test, by on pull on handle 2, test the pulling force of bolt to be detected, here in order to prevent bolt landing clamping plate 3 under the effect of the upper pulling force of upper handle 2, impact test, the inwall of two clamping plates 3 is set to anti-skidding lines, but, anti-skidding lines can make bolt to be detected produce inclination a little in test, there is deviation in the tensile test effect to bolt, affect measuring accuracy.
Utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, the bolt tension force test fixture that the utility model provides, upper handle is extended to jig frame inside, and at the top of upper handle, being provided with the U-shaped breach for clamping bolt, the clamping plate of both sides compress the part that is positioned at jig frame of upper handle, thereby clamp the bolt to be tested in U-shaped breach, good fixing effect, easy to use, measuring accuracy is high, has a good application prospect.
In order to achieve the above object, the technical scheme that the utility model adopts is:
A kind of bolt tension force test fixture, comprise jig frame, described jig frame is fixed on test table, it is characterized in that: described jig frame top is provided with handle, described upper handle is cylindrical shape, extend in the cavity of jig frame, the bottom of described upper handle is provided with the U-shaped breach for clamping bolt to be tested, the side that the inner side of described jig frame is positioned at handle is also provided with a left side, the two clamping plates of right symmetry, each clamping plate run through the sidewall of jig frame by the clamping connecting rod of respective side, the clamping plate that described clamping connecting rod rotation promotes to connect compress the bottom of upper handle, the to be tested bolt of fixed placement in U-shaped breach.
Aforesaid a kind of bolt tension force test fixture, is characterized in that: by top, the diameter to bottom increases described upper handle gradually, the twice that base diameter is top diameter.
Aforesaid a kind of bolt tension force test fixture, is characterized in that: the respectively inside side in the breach end of described U-shaped breach extends, and is formed for blocking the bayonet socket of bolt to be tested.
Aforesaid a kind of bolt tension force test fixture, is characterized in that: the inwall of each clamping plate is set to anti-skidding lines.
Aforesaid a kind of bolt tension force test fixture, is characterized in that: each clamps on the sidewall that connecting rod both sides are positioned at jig frame and is also fixed with gag lever post.
The beneficial effects of the utility model are: the bolt tension force test fixture that the utility model provides, upper handle is extended to jig frame inside, and at the top of upper handle, be provided with the U-shaped breach for clamping bolt, the clamping plate of both sides compress the part that is positioned at jig frame of upper handle, thereby clamp the bolt to be tested in U-shaped breach, good fixing effect, easy to use, measuring accuracy is high, has a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional bolt tension force test fixture.
Fig. 2 is the structural representation of bolt tension force test fixture of the present utility model.
In accompanying drawing, the implication of mark is as follows:
1: jig frame; 2: upper handle; 3: clamping plate; 4: clamp connecting rod; 5: sidewall; 6:U type breach; 7: bayonet socket: 8: gag lever post.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 2, bolt tension force test fixture of the present utility model, traditional bolt tension force test fixture of comparing to Fig. 1, upper handle 2 is extended to jig frame 1 inside, and be provided with for placing the U-shaped breach of bolt to be tested in upper handle 2 bottoms, easy to use, good fixing effect, concrete structure is as follows, comprise jig frame 1, jig frame 1 is fixed on test table, jig frame 1 top is provided with handle 2, upper handle 2 is cylindrical shape, extend in the cavity of jig frame 1, the bottom of upper handle 2 is provided with the U-shaped breach 6 for clamping bolt to be tested, by top, the diameter to bottom increases upper handle 2 gradually, base diameter is the twice of top diameter, in clamping process, U-shaped breach 6 can be afterburning gradually, reinforce bolt to be tested, and the respectively inside side in the breach end of U-shaped breach 6 extends, be formed for blocking the bayonet socket 7 of bolt to be tested, in the time of can being effectively placed on tensile test, bolt to be tested departs from U-shaped breach, and can not produce inclination, guarantee the degree of accuracy of test, the side that the inner side of jig frame 1 is positioned at handle 2 is also provided with a left side, the two clamping plates 3 of right symmetry, each clamping plate 3 run through the sidewall 5 of jig frame 1 by the clamping connecting rod 4 of respective side, clamp the bottom that connecting rod 4 rotations promote the upper handle 2 of clamping plate 3 compression of connection, the to be tested bolt of fixed placement in U-shaped breach 6, the inwall of each clamping plate 3 is set to anti-skidding lines, the upper handle 2 of anti-skidding lines compression cylindrical shape is arranged in the part of jig frame 1, owing to having the plane of contact than large many of the face of traditional independent hold-down bolt, just can not produce tilt phenomenon, guarantee the accuracy of tensile test,
The both sides that clamp connecting rod 4 are positioned on the sidewall 5 of jig frame 1 and are also fixed with gag lever post 8, gag lever post 8 is used for limiting clamping connecting rod 4 and promotes the ultimate range that clamping plate 3 advance, the dynamics that maximum restriction maximum grip bolt is used, effectively prevent, the dynamics clamping is too tight, the surface structure of damage bolt.
In sum, bolt tension force test fixture of the present utility model, extends to jig frame inside by upper handle; and at the top of upper handle, be provided with the U-shaped breach for clamping bolt; the clamping plate of both sides compress the part that is positioned at jig frame of upper handle, thereby clamp the bolt to be tested in U-shaped breach, good fixing effect; can also effectively protect bolt; clamping within reason, the surface structure of damage bolt, easy to use; measuring accuracy is high, has a good application prospect.
More than show and described ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a bolt tension force test fixture, comprise jig frame (1), described jig frame (1) is fixed on test table, it is characterized in that: described jig frame (1) top is provided with handle (2), described upper handle (2) is cylindrical shape, extend in the cavity of jig frame (1), the bottom of described upper handle (2) is provided with the U-shaped breach (6) for clamping bolt to be tested, the side that the inner side of described jig frame (1) is positioned at handle (2) is also provided with a left side, the two clamping plates of right symmetry (3), each clamping plate (3) run through the sidewall (5) of jig frame (1) by the clamping connecting rod (4) of respective side, the bottom of handle (2) in clamping plate (3) compression that described clamping connecting rod (4) rotation promotes to connect, the to be tested bolt of fixed placement in U-shaped breach (6).
2. a kind of bolt tension force test fixture according to claim 1, is characterized in that: by top, the diameter to bottom increases described upper handle (2) gradually, the twice that base diameter is top diameter.
3. a kind of bolt tension force test fixture according to claim 1, is characterized in that: the respectively inside side in the breach end of described U-shaped breach (6) extends, and is formed for blocking the bayonet socket (7) of bolt to be tested.
4. a kind of bolt tension force test fixture according to claim 1, is characterized in that: the inwall of each clamping plate (3) is set to anti-skidding lines.
5. a kind of bolt tension force test fixture according to claim 1, is characterized in that: each clamps on the sidewall (5) that connecting rod (4) both sides are positioned at jig frame (1) and is also fixed with gag lever post (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320612594.2U CN203502293U (en) | 2013-09-30 | 2013-09-30 | Bolt tension test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320612594.2U CN203502293U (en) | 2013-09-30 | 2013-09-30 | Bolt tension test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203502293U true CN203502293U (en) | 2014-03-26 |
Family
ID=50333263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320612594.2U Withdrawn - After Issue CN203502293U (en) | 2013-09-30 | 2013-09-30 | Bolt tension test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203502293U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487320A (en) * | 2013-09-30 | 2014-01-01 | 昆山先捷精密电子有限公司 | Bolt tension test fixture |
| CN106217287A (en) * | 2016-08-31 | 2016-12-14 | 北京建筑材料检验研究院有限公司 | A kind of fixture |
| CN107607400A (en) * | 2017-09-19 | 2018-01-19 | 福州大学 | Rubber type of material biaxial tension-compression strength machine |
| CN110125842A (en) * | 2019-06-05 | 2019-08-16 | 海盐三马标准件有限公司 | A kind of drawing stationary fixture of hexagonal flange nut |
-
2013
- 2013-09-30 CN CN201320612594.2U patent/CN203502293U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487320A (en) * | 2013-09-30 | 2014-01-01 | 昆山先捷精密电子有限公司 | Bolt tension test fixture |
| CN103487320B (en) * | 2013-09-30 | 2015-10-28 | 昆山先捷精密电子有限公司 | A kind of bolt tension test fixture |
| CN106217287A (en) * | 2016-08-31 | 2016-12-14 | 北京建筑材料检验研究院有限公司 | A kind of fixture |
| CN107607400A (en) * | 2017-09-19 | 2018-01-19 | 福州大学 | Rubber type of material biaxial tension-compression strength machine |
| CN110125842A (en) * | 2019-06-05 | 2019-08-16 | 海盐三马标准件有限公司 | A kind of drawing stationary fixture of hexagonal flange nut |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20151028 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |