CN216954966U - Testing device for testing accuracy of torque wrench - Google Patents
Testing device for testing accuracy of torque wrench Download PDFInfo
- Publication number
- CN216954966U CN216954966U CN202220879071.3U CN202220879071U CN216954966U CN 216954966 U CN216954966 U CN 216954966U CN 202220879071 U CN202220879071 U CN 202220879071U CN 216954966 U CN216954966 U CN 216954966U
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- torque wrench
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- tester
- test
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- 238000012360 testing method Methods 0.000 title claims abstract description 123
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a testing device for testing the accuracy of a torque wrench, which comprises a device main body, a tester, a testing platform, a pulling mechanism and a testing fastener, wherein the tester is arranged on one side of the surface of the device main body, a testing column is arranged at the central position of the top end of the tester, the testing fastener is sleeved on the outer side of the testing column, a supporting platform is arranged above a driving cavity, the testing platform is arranged above the supporting platform, a side plate is fixed on one side of the top end of the testing platform, the pulling mechanism is arranged inside the side plate, a second rotary driving part is arranged on the outer wall of one side of the side plate, and the output end of the second rotary driving part penetrates through the side plate and is fixed with an arc-shaped clamping block. The utility model not only can automatically pull the wrench, improves the convenience and labor saving of the test operation, is convenient for adjusting the position and the height of the torque wrench, but also can replace the test fastener and prolong the service life of the test column.
Description
Technical Field
The utility model relates to the technical field of torque wrenches, in particular to a testing device for testing the accuracy of a torque wrench.
Background
Torque wrenches, also called torque wrenches and torque adjustable wrenches, are one of wrenches, and there are manual torque wrenches, electric torque wrenches and pneumatic torque wrenches in the market at present, and torque wrenches need to be tested for precision in the production process to guarantee the qualification rate of finished products, so corresponding testing devices need to be used.
The type of testing device on the market is various, can satisfy people's user demand basically, but still has certain weak point, and this type of testing device of current generally needs manual spanner when using, not only comparatively hard, and the operation is inconvenient moreover, therefore needs improve urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a testing device for testing the accuracy of a torque wrench, so as to solve the problems of labor waste and inconvenient operation of the testing device when the wrench is wrenched in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a testing device for testing the accuracy of a torque wrench comprises a device main body, a tester, a testing table, a pulling mechanism and a testing fastener, wherein the tester is installed on one side of the surface of the device main body, a display screen is installed on the outer wall of the tester, a zero clearing button is installed on the outer wall of the tester on one side of the display screen, a testing column is installed at the central position of the top end of the tester, the testing fastener is sleeved on the outer side of the testing column, a driving cavity is arranged at the top of the device main body on one side of the tester, a supporting table is arranged above the driving cavity, the testing table is arranged above the supporting table, a side plate is fixed on one side of the top end of the testing table, the pulling mechanism is arranged inside the side plate, a second rotary driving piece, an arc-shaped pulling block and a rubber patch are sequentially arranged inside the pulling mechanism, install second rotary driving spare on the outer wall of curb plate one side, just the output of second rotary driving spare runs through the curb plate and is fixed with the arc fixture block, and it has the rubber paster to glue on the inner wall of arc fixture block.
Preferably, all be provided with the recess in the corner position department on brace table top, just the internally mounted of recess has first flexible driving piece, and the output of first flexible driving piece and the bottom fixed connection of testboard are convenient for adjust the height of testboard, and then are convenient for adjust the height that torque wrench put.
Preferably, the other side welding on testboard top has spacing post, just the cover is equipped with the sponge cover on the outer wall of spacing post, is convenient for carry on spacingly to torque wrench, can prevent that the spanner from breaking away from the testboard.
Preferably, the center position department in the drive chamber is rotated and is installed the lead screw, just the drive chamber inside of lead screw both sides all is fixed with the guide arm, and lead screw and supporting bench threaded connection, guide arm and supporting bench sliding connection are convenient for drive supporting bench and make its left and right translation, and then are convenient for adjust the position that torque wrench put.
Preferably, an adjusting knob is arranged on the outer wall of the device main body at the position of the screw rod, and one end of the adjusting knob extends into the driving cavity and is fixedly connected with the screw rod, so that the screw rod is driven to rotate conveniently.
Preferably, all be provided with equidistant external screw thread strip on the outer wall of test post, just be provided with the internal thread groove on the test fastener inner wall of external screw thread strip position department, and internal thread groove and external screw thread strip screwed connection are convenient for change when test fastener wearing and tearing are serious, have prolonged the life of test post.
Compared with the prior art, the utility model has the beneficial effects that: the test device for testing the accuracy of the torque wrench not only can automatically wrench the wrench, improve the convenience and labor saving of test operation, facilitate the adjustment of the position and height of the torque wrench, but also can replace a test fastener, and prolong the service life of a test column;
(1) the test bench is provided with the test bench, the second rotary driving piece, the arc-shaped fixture block, the rubber patch, the limiting column and the sponge sleeve, the second rotary driving piece drives the arc-shaped fixture block to move towards one side, the arc-shaped fixture block clamps one end of the torque wrench and pushes the wrench to deflect around the test column, the rubber patch on the inner part of the arc-shaped fixture block plays a soft protection role on the torque wrench, and the limiting column can prevent the wrench from being separated from the test bench, so that the convenience and labor saving performance of test operation are improved;
(2) the driving cavity, the screw rod, the guide rod, the adjusting knob, the groove and the first telescopic driving piece are arranged, the screw rod in the driving cavity is rotated by rotating the adjusting knob, the supporting table drives the test table to translate under the rotation of the screw rod and the limiting action of the guide rod, and meanwhile, the test table is driven to move upwards by the first telescopic driving piece in the groove, so that the position and the height of the torque wrench can be conveniently adjusted;
(3) through being provided with test post, external screw thread strip, test fastener, internal thread groove, when test fastener wearing and tearing are serious, rotate the test fastener and make internal thread groove on the inner wall and the separation of external screw thread strip on the test post outer wall, pull down the test fastener and renew again can, this mode can guarantee that the test post does not with spanner direct contact, the change can constantly be dismantled to the test fastener to the life of test post has been prolonged.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top view of an enlarged structure of the testing table of the present invention;
FIG. 3 is a schematic view of an enlarged testing structure of the pulling mechanism of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a device main body; 2. a tester; 3. a display screen; 4. clearing the key; 5. a support table; 6. a groove; 7. a test bench; 8. a first telescoping drive member; 9. a drive chamber; 10. a screw rod; 11. a guide bar; 12. adjusting a knob; 13. a side plate; 14. a pulling mechanism; 1401. a second rotary drive; 1402. an arc-shaped fixture block; 1403. rubber paster; 15. a limiting column; 16. a sponge sleeve; 17. testing the column; 18. an externally threaded strip; 19. testing the fastener; 20. an internal thread groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: a testing device for testing the accuracy of a torque wrench comprises a device main body 1, a tester 2, a test board 7, a pulling mechanism 14 and a testing fastener 19, wherein the tester 2 is installed on one side of the surface of the device main body 1, a display screen 3 is installed on the outer wall of the tester 2, and a zero clearing button 4 is installed on the outer wall of the tester 2 on one side of the display screen 3;
a test column 17 is arranged at the center of the top end of the tester 2;
the test fastener 19 is sleeved on the outer side of the test column 17;
the outer wall of the test column 17 is provided with external thread strips 18 at equal intervals, the inner wall of the test fastener 19 at the position of the external thread strips 18 is provided with an internal thread groove 20, and the internal thread groove 20 is in spiral connection with the external thread strips 18, so that the test fastener 19 can be conveniently replaced when being seriously worn, and the service life of the test column 17 is prolonged;
a driving cavity 9 is arranged at the top of the device main body 1 at one side of the tester 2, and a supporting table 5 is arranged above the driving cavity 9;
a screw rod 10 is rotatably mounted at the center position inside the driving cavity 9, guide rods 11 are fixed inside the driving cavity 9 on two sides of the screw rod 10, the screw rod 10 is in threaded connection with the supporting table 5, and the guide rods 11 are in sliding connection with the supporting table 5, so that the supporting table 5 can be driven to translate left and right, and the position of the torque wrench can be adjusted conveniently;
the test bench 7 is arranged above the support bench 5, and a side plate 13 is fixed on one side of the top end of the test bench 7;
a limiting column 15 is welded on the other side of the top end of the test board 7, and a sponge sleeve 16 is sleeved on the outer wall of the limiting column 15, so that the torque wrench is limited conveniently, and the wrench can be prevented from being separated from the test board 7;
an adjusting knob 12 is arranged on the outer wall of the device main body 1 at the position of the screw rod 10, and one end of the adjusting knob 12 extends into the driving cavity 9 and is fixedly connected with the screw rod 10, so that the screw rod 10 is driven to rotate conveniently;
the pulling mechanism 14 is arranged inside the side plate 13;
a second rotary driving piece 1401, an arc-shaped fixture block 1402 and a rubber patch 1403 are sequentially arranged in the pulling mechanism 14;
the outer wall of one side of the side plate 13 is provided with a second rotary driving member 1401, the output end of the second rotary driving member 1401 penetrates through the side plate 13 and is fixed with an arc-shaped clamping block 1402, and the inner wall of the arc-shaped clamping block 1402 is adhered with a rubber patch 1403.
When the embodiment of the application is used: firstly, one end of a torque wrench to be tested is clamped on a test fastener 19, the other end of the torque wrench is supported on a test bench 7, at the moment, an adjusting knob 12 is rotated to enable a screw rod 10 in a driving cavity 9 to rotate, a support table 5 drives the test bench 7 to translate under the rotation of the screw rod 10 and the limiting action of a guide rod 11, meanwhile, a first telescopic driving piece 8 in a groove 6 drives the test bench 7 to move upwards so as to adjust the placing position and the placing height of the torque wrench, then, a second rotary driving piece 1401 drives an arc-shaped clamping block 1402 to move towards one side, the arc-shaped clamping block 1402 clamps one end of the torque wrench and pushes the torque wrench to deflect around a test column 17, a rubber patch 1403 on the inside the arc-shaped clamping block 1402 plays a role in soft protection for the torque wrench, the limiting column 15 can prevent the torque wrench from being separated from the test bench 7, and the torque generated by the torque wrench is displayed on the torque wrench, the torsion that test fastener 19 produced transmits for test post 17 and shows through the display screen 3 on 2 surfaces of tester, the precision of torque spanner can be known to two sets of numerical values of contrast, thereby the convenience and the laborsaving nature of test operation have been improved, and, after the test finishes, press zero clearing button 4 to zero the numerical value, so that carry out subsequent test work, when test fastener 19 wearing and tearing are serious, rotate test fastener 19 and make interior thread groove 20 on the inner wall separate with outer thread strip 18 on the test post 17 outer wall, it can to pull down test fastener 19 again more renewedly, this mode can guarantee that test post 17 does not directly contact with the spanner, test fastener 19 can constantly be dismantled and change, thereby the life of test post 17 has been prolonged, the work of the testing arrangement who is used for testing the torque spanner precision is accomplished.
Claims (6)
1. A testing device for testing the accuracy of a torque wrench is characterized by comprising a device main body (1), a tester (2), a testing table (7), a pulling mechanism (14) and a testing fastener (19), wherein the tester (2) is installed on one side of the surface of the device main body (1), a display screen (3) is installed on the outer wall of the tester (2), a zero clearing key (4) is installed on the outer wall of the tester (2) on one side of the display screen (3), a testing column (17) is installed at the central position of the top end of the tester (2), the testing fastener (19) is sleeved on the outer side of the testing column (17), a driving cavity (9) is arranged at the top of the device main body (1) on one side of the tester (2), a supporting table (5) is arranged above the driving cavity (9), the testing table (7) is arranged above the supporting table (5), and a side plate (13) is fixed on one side of the top end of the test bench (7), the pulling mechanism (14) is arranged inside the side plate (13), a second rotary driving piece (1401), an arc-shaped fixture block (1402) and a rubber patch (1403) are sequentially arranged inside the pulling mechanism (14), the second rotary driving piece (1401) is installed on the outer wall of one side of the side plate (13), the output end of the second rotary driving piece (1401) penetrates through the side plate (13) and is fixed with the arc-shaped fixture block (1402), and the rubber patch (1403) is adhered to the inner wall of the arc-shaped fixture block (1402).
2. The testing device for testing accuracy of a torque wrench as claimed in claim 1, wherein: the corner position department on brace table (5) top all is provided with recess (6), just the internally mounted of recess (6) has first flexible driving piece (8), and the output of first flexible driving piece (8) and the bottom fixed connection of testboard (7).
3. The testing device for testing accuracy of a torque wrench as claimed in claim 1, wherein: the testing platform is characterized in that a limiting column (15) is welded on the other side of the top end of the testing platform (7), and a sponge sleeve (16) is sleeved on the outer wall of the limiting column (15).
4. The testing device for testing accuracy of a torque wrench as claimed in claim 1, wherein: the screw rod (10) is rotatably installed at the center position inside the driving cavity (9), guide rods (11) are fixedly arranged inside the driving cavities (9) on the two sides of the screw rod (10), the screw rod (10) is in threaded connection with the supporting platform (5), and the guide rods (11) are in sliding connection with the supporting platform (5).
5. The testing device for testing the accuracy of the torque wrench as claimed in claim 4, wherein: an adjusting knob (12) is arranged on the outer wall of the device main body (1) at the position of the screw rod (10), and one end of the adjusting knob (12) extends to the inside of the driving cavity (9) and is fixedly connected with the screw rod (10).
6. The testing device for testing accuracy of a torque wrench as claimed in claim 1, wherein: the outer wall of the test column (17) is provided with external thread strips (18) at equal intervals, an internal thread groove (20) is formed in the inner wall of a test fastener (19) at the position of the external thread strips (18), and the internal thread groove (20) is in threaded connection with the external thread strips (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220879071.3U CN216954966U (en) | 2022-04-17 | 2022-04-17 | Testing device for testing accuracy of torque wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220879071.3U CN216954966U (en) | 2022-04-17 | 2022-04-17 | Testing device for testing accuracy of torque wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216954966U true CN216954966U (en) | 2022-07-12 |
Family
ID=82300123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220879071.3U Expired - Fee Related CN216954966U (en) | 2022-04-17 | 2022-04-17 | Testing device for testing accuracy of torque wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216954966U (en) |
-
2022
- 2022-04-17 CN CN202220879071.3U patent/CN216954966U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220712 |