CN209280202U - A kind of torque wrench calibrator - Google Patents
A kind of torque wrench calibrator Download PDFInfo
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- CN209280202U CN209280202U CN201821759365.2U CN201821759365U CN209280202U CN 209280202 U CN209280202 U CN 209280202U CN 201821759365 U CN201821759365 U CN 201821759365U CN 209280202 U CN209280202 U CN 209280202U
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- screw
- swing arm
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Abstract
The utility model relates to a kind of torque wrench calibrators, including pedestal, torque sensor, load swing arm, limit base, screw bolt seat, screw body, it loads swing arm and is equipped with nut, standard shaft seat and quick shaft seat are equipped on front side of screw bolt seat, switching shaft is equipped in standard shaft seat and quickly in shaft seat, screw bolt seat is equipped with driving shaft, driving shaft is equipped with driving gear, screw body is equipped with driven gear, shaft outer end transfer equipped with rectangular hole, spindle central of transferring is equipped with square pin, screw body and driving shaft direction switching shaft one end are equipped with square hole, cut spring is equipped in square hole, only square pin and square hole bottom are supported in cut spring both ends respectively, hand wheel shaft is equipped in sliding slot.The utility model passes through two switching shafts of setting, one of switching shaft is directly connected to screw body by arrangement of clutch and screw body, is connected driving gear in another switching shaft, is realized the rotation of fast driving screw body, it is time saving and labor saving, it reinforces more uniform.
Description
Technical field
The utility model relates to detecting instrument, in particular to a kind of torque wrench calibrator.
Background technique
With the development of industry, the application of torque wrench is more and more wider, and the calibration of torque wrench is important research and development
Project.The calibration of torque wrench always is with detecting device for determining torque of spanner and completes that traditional detecting device for determining torque of spanner is all
It is made of torque sensor, pedestal, the variable arm of force, fine pitch turn-screw, display instrument instrument etc., range is mostly in 1000Nm
Hereinafter, the disadvantages of travel speed is slow, and wide range is laborious, the application of the torque wrench of 1000Nm or more is due to the problem of being traced to the source
Influence gradually replaced by hydraulic torque wrench, but hydraulic spanner needs hydraulic-driven structure, uses very not side than cumbersome
Face.
Utility model content
In view of the deficiencies of the prior art, the purpose of the utility model is to provide a kind of torque wrench calibrators.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of torque wrench calibrator, including bottom
Seat, the torque sensor that described pedestal one end is set, the torsion loading mechanism that the pedestal other end is set, the torque
Sensor detection axis upward, is rotatably connected to load swing arm on the torque sensor, the load swing arm axis vertical is described
The pivot center for loading swing arm is vertical, and the load swing arm is equipped with the limit base along load pendulum arm length direction sliding,
The torsion loading mechanism includes that screw bolt seat on the base, the screw body with screw bolt seat rotation connection is arranged,
The horizontal front and back of the screw body extends, and the load swing arm is equipped with the nut being threadedly coupled with the screw body, described
Standard shaft seat and quick shaft seat are equipped on front side of screw bolt seat, the standard shaft seat is set with the quick shaft seat opposite side
There is opening, transition sliding rail is equipped between the opening, switching is equipped in the interior and quick shaft seat of the standard shaft seat and turns
Axis, the screw bolt seat are equipped with driving shaft, and the driving shaft is equipped with driving gear, and the screw body is equipped with and the master
The driven gear of moving gear engagement, the driving gear number of teeth are greater than the driven gear number of teeth, and the switching shaft outer end is set
There is rectangular hole, the switching spindle central is equipped with square pin, and the square pin axis is conllinear with the switching shaft axis, described
Screw body and driving shaft direction switching shaft one end are equipped with the square hole protruded into described square pin one end, the square hole
Interior to be equipped with cut spring, the only square pin is supported in described cut spring one end, and the cut spring other end supports only described rectangular
Hole bottom, the square pin and the square hole are in discrete state, and the square pin stretches out the side towards rectangular hole one end
Shape cheats bottom, and the rectangular hole width is equal to the trough width on the transition sliding rail, is equipped in the sliding slot along the sliding slot
The hand wheel shaft of sliding, the hand wheel shaft are equipped with handwheel ontology, and the torque sensor is equipped with shield, on the shield
Display equipped with being communicated to connect with the torque sensor and for showing the torque sensor torque value.
By two switching shafts of setting in above-mentioned design, one of switching shaft and screw body pass through arrangement of clutch
It is directly connected to screw body, connects driving gear in another switching shaft, realize the rotation of fast driving screw body, both saved
When again can select compared with the screw body of fine pitch when detecting torque load it is more labor-saving, reinforcing it is more uniform；Using square pin and
When cut spring realizes that hand wheel shaft enters rectangular hole, for shaft of transferring in conjunction with screw body or driving shaft, structure is simple, and transition is sliding
Rail mutually switches between two switching shafts convenient for hand wheel shaft.
As the further improvement of the design, the rectangular hole side is equipped with resilient key, and the hand wheel shaft protrudes into the cunning
The side of slot one end is equipped with the limited pit protruded into convenient for resilient key, the limit convenient for rectangular hole to hand wheel shaft.
As the further improvement of the design, the limit base includes the slide covered in the load swing arm, the cunning
Seat rear side is equipped with vertical vertical plate, and the top of the vertical plate is equipped with adjustment fixed plate, is threaded in the adjustment fixed plate
Vertical adjustment screw, the adjustment screw lower rotation is connected with pressing plate, convenient for the fixation to detected spanner.
As the further improvement of the design, the sliding slot two sides and rectangular hole two sides are equipped with along the track length side
To the limiting slot of extension, the hand wheel shaft two sides are equipped with the positive stop strip for protruding into the limiting slot, prevent the moving process of hand wheel shaft
In skid off.
The beneficial effects of the utility model are: the utility model, by two switching shafts of setting, one of switching turns
Axis is directly connected to screw body by arrangement of clutch and screw body, is connected driving gear in another switching shaft, is realized
Fast driving screw body rotation, it is not only time saving but can select compared with the screw body of fine pitch when detecting torque load it is more labor-saving,
It reinforces more uniform；When realizing that hand wheel shaft enters rectangular hole using square pin and cut spring, switching shaft and screw body or
Driving shaft combines, and structure is simple, and transition sliding rail mutually switches between two switching shafts convenient for hand wheel shaft.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the torsion loading mechanism partial schematic diagram of the utility model.
Fig. 3 is that the hand wheel shaft of the utility model and transition sliding rail cooperate schematic diagram.
1. pedestal in figure, 2. torque sensors, 3. shields, 4. displays, 5. load swing arms, 6. slides, 7. pressing plates,
8. adjusting fixed plate, 9. adjustment screws, 10. vertical plates, 11. nuts, 12. positive stop strips, 13. sliding slots, 14. transition sliding rails, 15. screw rods
Ontology, 16. square holes, 17. cut springs, 18. driven gears, 19. driving gears, 20. driving shafts, 21. screw bolt seats, 22. marks
Quasi- shaft seat, 23. quick shaft seats, 24. switching shafts, 25. rectangular holes, 26. square pins, 27. hand wheel shafts, 28. handwheel ontologies,
29. resilient key, 30. limiting slots, 31. limited pits.
Specific embodiment
Be described in detail the utility model below in conjunction with attached drawing and specific embodiment, illustrative examples therein with
And explanation is only used to explain the utility model, but is not intended to limit the scope of the present invention.
Embodiment: a kind of torque wrench calibrator, including pedestal 1, torque sensor 2 that described 1 one end of pedestal is set,
The torsion loading mechanism of 1 other end of pedestal is set, 2 detection axis of torque sensor upward, the torque sensor 2
On be rotatably connected to load swing arm 5,5 axis vertical of load swing arm, it is described load swing arm 5 pivot center it is vertical, it is described
It loads swing arm 5 and is equipped with the limit base along load 5 length direction of the swing arm sliding, the torsion loading mechanism includes that setting exists
Screw bolt seat 21 on the pedestal 1, the screw body 15 with the screw bolt seat 21 rotation connection, before 15 level of screw body
After extend, the load swing arm 5 is equipped with the nut 11 that is threadedly coupled with the screw body 15, sets on front side of the screw bolt seat 21
There are standard shaft seat 22 and quick shaft seat 23, the standard shaft seat 22 is equipped with quick 23 opposite side of shaft seat and opens
Mouthful, it is equipped with transition sliding rail 14 between the opening, is equipped with switching in the interior and quick shaft seat 23 of the standard shaft seat 22
Shaft 24, the screw bolt seat 21 are equipped with driving shaft 20, and the driving shaft 20 is equipped with driving gear 19, the screw body 15
It is equipped with the driven gear 18 engaged with the driving gear 19,19 number of teeth of driving gear is greater than 18 tooth of driven gear
Number, 24 outer end of switching shaft are equipped with rectangular hole 25, and 24 center of switching shaft is equipped with square pin 26, the square pin 26
Axis and 24 axis collinear of switching shaft, the screw body 15 and driving shaft 20 are equipped with towards switching 24 one end of shaft
The square hole 16 protruded into described 26 one end of square pin, the square hole 16 is interior to be equipped with cut spring 17, the cut spring 17
The only square pin 26 is supported in one end, and 17 other end of cut spring supports only 16 bottom of square hole, the square pin 26 with
The square hole 16 is in discrete state, and the square pin 26 stretches out 25 bottoms of the rectangular hole, institute towards 25 one end of rectangular hole
13 width of sliding slot that 25 width of rectangular hole are equal on the transition sliding rail 14 is stated, is equipped in the sliding slot 13 sliding along the sliding slot 13
Dynamic hand wheel shaft 27, the hand wheel shaft 27 are equipped with handwheel ontology 28, and the torque sensor 2 is equipped with shield 3, described anti-
Shield 3 is equipped with the display 4 for communicating to connect with the torque sensor 2 and be used to show 2 torque value of torque sensor.
By two switching shafts 24 of setting in above-mentioned design, one of switching shaft 24 and screw body 15 by from
It attaches together to set and be directly connected to screw body 15, connect driving gear 19 in another switching shaft 24, realize fast driving screw rod
Ontology 15 rotate, it is not only time saving but can select compared with the screw body 15 of fine pitch when detecting torque load it is more labor-saving, reinforce more
Uniformly；When realizing that hand wheel shaft 27 enters rectangular hole 25 using square pin 26 and cut spring 17, shaft 24 of transferring and screw body
15 or driving shaft 20 combine, structure is simple, and transition sliding rail 14 mutually switches between two switching shafts 24 convenient for hand wheel shaft 27.
As the further improvement of the design, 25 sides of the rectangular hole are equipped with resilient key 29, and the hand wheel shaft 27 protrudes into
The side of described 13 one end of sliding slot is equipped with the limited pit 31 protruded into convenient for resilient key 29, convenient for the limit of the 25 pairs of hand wheel shafts 27 in rectangular hole
Position.
As the further improvement of the design, the limit base includes the slide 6 covered in the load swing arm 5, described
Vertical vertical plate 10 is equipped on rear side of slide 6, the top of the vertical plate 10 is equipped with adjustment fixed plate 8, spiral shell in the adjustment fixed plate 8
Line is connected with vertical adjustment screw 9, and 9 lower rotation of adjustment screw is connected with pressing plate 7, convenient for consolidating to detected spanner
It is fixed.
As the further improvement of the design, 13 two sides of sliding slot and 25 two sides of rectangular hole are equipped with along the sliding slot 13
The limiting slot 30 that length direction extends, 27 two sides of hand wheel shaft are equipped with the positive stop strip 12 for protruding into the limiting slot 30, prevent hand
It is skidded off in the moving process of wheel shaft 27.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (4)
1. a kind of torque wrench calibrator, including pedestal, torque sensor that described pedestal one end is set, it is arranged at the bottom
The torsion loading mechanism of the seat other end, which is characterized in that the torque sensor detection axis upward, turns on the torque sensor
Dynamic to be connected with load swing arm, the pivot center of the load swing arm axis vertical, the load swing arm is vertical, the load swing arm
It is equipped with the limit base along load pendulum arm length direction sliding, the torsion loading mechanism includes being arranged on the base
Screw bolt seat, the screw body with screw bolt seat rotation connection, the horizontal front and back of the screw body extends, the load swing arm
It is equipped with the nut being threadedly coupled with the screw body, is equipped with standard shaft seat and quick shaft seat on front side of the screw bolt seat,
The standard shaft seat and the quick shaft seat opposite side are equipped with opening, and transition sliding rail is equipped between the opening, described
It is equipped with switching shaft in standard shaft seat and quickly in shaft seat, the screw bolt seat is equipped with driving shaft, the driving shaft
It is equipped with driving gear, the screw body is equipped with the driven gear engaged with the driving gear, the drive gear teeth
Number is greater than the driven gear number of teeth, and the switching shaft outer end is equipped with rectangular hole, and the switching spindle central is equipped with square pin,
The square pin axis is conllinear with the switching shaft axis, and the screw body and driving shaft are set towards switching shaft one end
There is the square hole protruded into described square pin one end, cut spring is equipped in the square hole, described cut spring one end is supported only
The square pin, the cut spring other end support the only square hole bottom, and the square pin and the square hole, which are in, to be divided
From state, the square pin stretches out the rectangular hole bottom towards rectangular hole one end, and the rectangular hole width is equal to the transition
Trough width on sliding rail, the sliding slot is interior to be equipped with the hand wheel shaft slided along the sliding slot, and the hand wheel shaft is equipped with handwheel sheet
Body, the torque sensor are equipped with shield, and the shield, which is equipped with, to be communicated to connect and be used for the torque sensor
Show the display of the torque sensor torque value.
2. a kind of torque wrench calibrator according to claim 1, characterized in that the rectangular hole side is equipped with elasticity
Pin, the side that the hand wheel shaft protrudes into described sliding slot one end are equipped with the limited pit protruded into convenient for resilient key.
3. a kind of torque wrench calibrator according to claim 1, characterized in that the limit base includes covering to add described
The slide in swing arm is carried, vertical vertical plate is equipped on rear side of the slide, the top of the vertical plate is equipped with adjustment fixed plate, the tune
Vertical adjustment screw is threaded on solidating fixed board, the adjustment screw lower rotation is connected with pressing plate.
4. a kind of torque wrench calibrator according to claim 1, characterized in that the sliding slot two sides and rectangular hole two
Side is equipped with the limiting slot extended along the track length direction, and the hand wheel shaft two sides are equipped with the limit for protruding into the limiting slot
Item.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821759365.2U CN209280202U (en) | 2018-10-29 | 2018-10-29 | A kind of torque wrench calibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821759365.2U CN209280202U (en) | 2018-10-29 | 2018-10-29 | A kind of torque wrench calibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280202U true CN209280202U (en) | 2019-08-20 |
Family
ID=67599600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821759365.2U Active CN209280202U (en) | 2018-10-29 | 2018-10-29 | A kind of torque wrench calibrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209280202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200768A (en) * | 2022-09-16 | 2022-10-18 | 运城飞华科技有限公司 | Detection equipment for detecting performance of hydraulic torque wrench |
-
2018
- 2018-10-29 CN CN201821759365.2U patent/CN209280202U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200768A (en) * | 2022-09-16 | 2022-10-18 | 运城飞华科技有限公司 | Detection equipment for detecting performance of hydraulic torque wrench |
| CN115200768B (en) * | 2022-09-16 | 2022-12-27 | 上海优拜机械股份有限公司 | Detection equipment for detecting performance of hydraulic torque wrench |
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