CN215114969U

CN215114969U - Hydraulic wrench torque test bench

Info

Publication number: CN215114969U
Application number: CN202121530639.2U
Authority: CN
Inventors: 李登峰; 袁峰
Original assignee: Changzhou Blue Light Electronic Co ltd
Current assignee: Changzhou Blue Light Electronic Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-10
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a hydraulic wrench torque test platform belongs to the technical field of spanner torque detection equipment, including workstation, spanner, display screen, fixedly connected with sleeve on the spanner, it is connected with the base to rotate on the workstation, the base passes through coupling assembling with the sleeve and is connected, be equipped with fixed spanner's fixed establishment on the workstation, be equipped with the torque sensor who is used for detecting the spanner moment of torsion on the base, torque sensor is connected with the display screen electricity. The fixing mechanism fixes the wrench, so that the fixing stability of the wrench is improved; spanner drive sleeve rotates, and the sleeve passes through coupling assembling and drives the base rotation, and the base rotates the moment of torsion that produces and passes through torque sensor and transmit to the display screen on, has convenient operation, need not the manual work and fixes the spanner, reduces the external force intervention of people's hand, improves the effect of torque test accuracy.

Description

Hydraulic wrench torque test bench

Technical Field

The application relates to the technical field of wrench torque detection equipment, in particular to a hydraulic wrench torque test bench.

Background

At present, along with the continuous development of industry, the frequency of use and the range of spanner are more and more extensive. A wrench is a common mounting and dismounting tool, and its main working principle is to use the lever principle to turn a bolt, a nut or other threaded fasteners. The spanner is at the in-process of twisting the swivel nut, and the moment of torsion of spanner should satisfy the moment of torsion of nut, reaches labour saving and time saving's effect. In order to match the torque of the nut and the wrench, a wrench torque testing device is usually used to detect the torque of the wrench.

In the correlation technique, spanner torque testing arrangement includes sensor, electric spanner and pivot usually, and electric spanner's sleeve and pivot joint, the manual work of staff during the test hold electric spanner's switch tightly, and electric spanner's sleeve drives the pivot and rotates, and electric spanner's torque deformation volume passes through the sensor and conveys on the display screen, finally surveys electric spanner's moment of torsion.

In view of the above related technologies, the inventor believes that the socket of the electric wrench needs to be manually fixed by a person during the rotation process, and extra force is applied to the electric wrench, which affects the accuracy of the torque test.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that manual fixed spanner of people influences the accuracy of spanner torque test, this application provides a hydraulic wrench torque test platform.

The application provides a hydraulic wrench torque test platform adopts following technical scheme:

the utility model provides a hydraulic wrench torque test platform, includes workstation, spanner, display screen, fixedly connected with sleeve on the spanner, it is connected with the base to rotate on the workstation, the base passes through coupling assembling with the sleeve and is connected, be equipped with fixed spanner's fixed establishment on the workstation, be equipped with the torque sensor who is used for detecting the spanner moment of torsion on the base, torque sensor is connected with the display screen electricity.

By adopting the technical scheme, the fixing mechanism fixes the wrench, so that the fixing stability of the wrench is improved; spanner drive sleeve rotates, and the sleeve passes through coupling assembling and drives the base rotation, and the base rotates the moment of torsion that produces and passes through torque sensor and transmit to the display screen on, and convenient operation need not the manual work and fixes the spanner, reduces the external force intervention of people's hand, improves the accuracy of torque test.

Optionally, the fixing mechanism includes a limiting block detachably fixed to the workbench, and a limiting surface for abutting against the wrench is provided on the limiting block.

By adopting the technical scheme, the limiting block and the workbench are detachably fixed, so that the installation is convenient; be equipped with spacing face on the stopper, spacing face supports tightly with the spanner, carries on spacingly to the spanner, improves the fixed stability of spanner.

Optionally, a plurality of limiting holes are formed in the workbench, a plurality of limiting columns corresponding to the limiting holes are arranged on the limiting blocks, and the limiting columns are connected with the limiting holes in a clamped mode.

Through adopting above-mentioned technical scheme, spacing post and spacing hole joint are convenient for adjust the installation angle of stopper, and then can adapt to the spanner and rotate different angles, improve the measuring range of torsion.

Optionally, coupling assembling includes the spacing with base fixed connection, spacing and spacing face butt, threaded connection has the double-screw bolt on the spacing, the base was kept away from to the double-screw bolt one end fixedly connected with locking post, locking post and spanner joint.

By adopting the technical scheme, the wrench is clamped with the locking column, the fixing stability of the wrench is improved, and the stud is in threaded connection with the limiting frame, so that the limiting frame and the base form a whole, and the fixing stability of the limiting frame is improved; the stud is convenient to detach, the universal matching performance of the limiting frame is improved, the stud is convenient to adapt to installation of the limiting frames with different sizes, and the cost is saved.

Optionally, a positioning column is inserted into the workbench, and the positioning column is abutted against one side of the limiting frame, which is far away from the limiting surface.

By adopting the technical scheme, the limiting frame is positioned between the positioning column and the limiting surface and limits the two sides of the limiting frame, so that the positive rotation and the reverse rotation of the limiting frame are limited, and the positioning precision of the limiting frame is improved.

Optionally, coupling assembling includes the snap ring with base fixed connection, the joint has the card post in the snap ring, the one end and the spanner fixed connection of snap ring are kept away from to the card post.

Through adopting above-mentioned technical scheme, card post and snap ring joint, the one end that the snap ring was kept away from to the card post is connected with the spanner, simple structure, convenient operation.

Optionally, an oil filler point is arranged on the limiting block and communicated with the limiting hole.

Through adopting above-mentioned technical scheme, oil filler point and spacing hole intercommunication for lubricating oil is convenient for flow in spacing hole from the oil filler point, lubricates spacing post, reduces the degree of wear of spacing post, makes spacing post closely cooperate with spacing hole, prolongs the life and the location precision of stopper betterly.

Optionally, an access door is arranged on the workbench, and a drawing box is connected to the workbench in a sliding manner.

Through adopting above-mentioned technical scheme, the access door is mainly convenient for overhaul the workstation, improves the smooth operation ability of workstation, and the maintenance instrument is convenient for place to pull box and workstation sliding connection, practices thrift the space, improves work efficiency.

Optionally, the limiting block is connected with a lifting lug in a threaded manner.

Through adopting above-mentioned technical scheme, threaded connection has the lug on the stopper, and the weight of stopper is great, and the lug can provide the grip point of stopper transport, uses manpower sparingly, improves work efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixing mechanism fixes the wrench, so that the fixing stability of the wrench is improved; the wrench drives the sleeve to rotate, the sleeve drives the base to rotate through the connecting assembly, and torque generated by rotation of the base is transmitted to the display screen through the torque sensor, so that the wrench is convenient to operate, manual fixing of the wrench is not needed, external force intervention of hands is reduced, and accuracy of torque testing is improved;

2. the wrench is clamped with the locking column to improve the fixing stability of the wrench, and the stud is in threaded connection with the limiting frame, so that the limiting frame and the base form a whole, and the fixing stability of the limiting frame is improved; the stud is convenient to disassemble, the compatibility of the limiting frame is improved, the mounting of the limiting frames with different sizes is convenient to adapt, and the cost is saved;

3. the oil filler point communicates with spacing hole for lubricating oil is convenient for flow in spacing hole from the oil filler point, lubricates spacing post, reduces the degree of wear of spacing post, makes spacing post closely cooperate with spacing hole, prolongs the life and the location precision of stopper betterly.

Drawings

Fig. 1 is a schematic structural diagram for embodying the entire test bench in embodiment 1 of the present application.

Fig. 2 is an exploded view of the fixing mechanism and the connecting member used in embodiment 1 of the present application.

Fig. 3 is an exploded view for embodying the connecting member in embodiment 2 of the present application.

Description of reference numerals: 1. a work table; 11. a positioning column; 12. a jack; 13. an access door; 14. a box is drawn out; 15. a card slot; 151. an oil storage hole; 152. a flow channel; 2. a wrench; 21. a sleeve; 3. a display screen; 4. a base; 5. a fixing mechanism; 51. a limiting block; 511. an oil filler hole; 512. lifting lugs; 513. a clamping block; 52. a limiting surface; 53. a limiting hole; 54. a limiting column; 6. a connecting assembly; 61. a limiting frame; 611. a baffle plate; 612. folding the plate; 62. a stud; 63. a locking post; 64. a snap ring; 641. a bayonet; 65. a clamping block; 66. clamping the column; 7. a torque sensor.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example 1:

the embodiment of the application discloses hydraulic wrench torque test platform. Referring to fig. 1 and 2, a hydraulic wrench torque test platform includes workstation 1, spanner 2, display screen 3, and the output of spanner 2 can be dismantled and be fixed with sleeve 21, and display screen 3 passes through the bolt fastening on workstation 1, and it has base 4 to rotate on workstation 1, is connected through coupling assembling 6 between base 4 and the sleeve 21. Install the fixed establishment 5 that is used for fixed spanner 2 on the workstation 1, fixed establishment 5 can improve spanner 2's fixed stability, installs the torque sensor 7 that is used for detecting 2 moments of torsion of spanner on the base 4, and torque sensor 7 keeps away from the one end of base 4 and is connected with display screen 3 electricity. During torque measurement, the output shaft of spanner 2 rotates and drives sleeve 21 and rotate, and sleeve 21 drives base 4 through coupling assembling 6 and rotates, and fixed establishment 5 is fixed with spanner 2 keep away from the one end of output shaft, and base 4 pivoted moment of torsion passes through torque sensor 7 and transmits to display screen 3 on, accomplishes the measurement of moment of torsion. The measuring process does not need manual fixing of the wrench 2, operation is convenient, and accuracy of torque measurement data is effectively improved.

Referring to fig. 2, draw-in groove 15 has been seted up at the top of workstation 1, and fixed establishment 5 is including installing the stopper 51 in draw-in groove 15, and stopper 51's bottom integrated into one piece has and is used for the fixture block 513 with draw-in groove 15 complex, and fixture block 513 is cylindrical in this application embodiment. The latch 513 is integrally formed with a plurality of limiting posts 54 along the circumferential direction thereof, and the axis of each limiting post 54 is parallel to the axis of the latch 513. The oil storage hole 151 is formed in the center of the bottom of the clamping groove 15, the bottom of the clamping groove 15 is radially provided with a plurality of flow channels 152 along the bottom of the clamping groove 15, the bottom of the clamping groove 15 is circumferentially provided with a plurality of limiting holes 53 connected with the limiting columns 54 in a clamped mode, the axis of each limiting hole 53 is parallel to the axis of the clamping groove 15, one end of each flow channel 152 is communicated with the oil storage hole 151, and the other end of each flow channel is communicated with the limiting hole 53. The limiting block 51 is provided with an oil filling hole 511 along the axis direction of the limiting block, the oil filling hole 511 is coaxial with the oil storage hole 151, and the oil filling hole 511 is communicated with the oil storage hole 151.

Referring to fig. 2, the one end that fixture block 513 was kept away from to stopper 51 is offered a plurality of spacing faces 52 that are used for keeping away from self output end butt with spanner 2, and each spacing face 52 is perpendicular with the top surface on the workstation 1, and is mutually not perpendicular between each adjacent spacing face 52 in this application embodiment. One end threaded connection that stopper 51 kept away from fixture 513 has lug 512, and the quantity of lug 512 is 2 in this application embodiment, mainly used improves stopper 51's handling efficiency.

During operation, rotate stopper 51 for spacing post 54 and spacing hole 53 joint, improve stopper 51's fixed stability, lubricating oil flows into oil storage hole 151 from oil filler point 511, again by flowing into spacing hole 53 from oil storage hole 151 through runner 152, lubricate spacing post 54, reduce the frictional force of spacing post 54 and spacing hole 53, reduce the wearing and tearing behind spacing post 54 and the spacing hole 53 many times joint, prolong stopper 51's life. The limiting surface 52 is abutted against one end of the wrench 2 far away from the output end of the wrench 2, when the output end of the wrench 2 rotates, the end of the wrench 2 far away from the output end of the wrench has pressure towards the direction of the limiting surface 52, and the limiting surface 52 can prevent the end of the wrench 2 far away from the output end of the wrench from rotating with the output end, so that the fixing stability of the output end is improved well; the adjacent limiting surfaces 52 are not perpendicular to each other, so that the spanner 2 can be limited at different rotating angles, and the torque measurement range is improved well.

Referring to fig. 2, the connecting assembly 6 includes a snap ring 64 welded and fixed to the base 4, the snap ring 64 is provided with a bayonet 641, the bayonet 641 may be polygonal, the bayonet 641 is hexagonal in the embodiment of the present application, a clamping column 66 is installed in the snap ring 64, the clamping column 66 is clamped with the bayonet 641, and one end of the clamping column 66 far away from the bayonet 641 is clamped with the sleeve 21. The output of spanner 2 rotates and drives card post 66 and rotate, and card post 66 drives base 4 and rotates, and torque sensor 7 changes base 4 pivoted torsion signal into the signal of telecommunication and exports to display screen 3 on, accomplishes the test of moment of torsion, convenient operation.

Referring to fig. 1, an access door 13 is hinged to the side surface of a workbench 1, and the access door 13 is mainly convenient for an operator to overhaul the inside of the workbench 1, so that the working efficiency of the workbench 1 is improved; the workbench 1 and the access door 13 are provided with a drawing box 14 in a sliding manner at the same side, and the drawing box 14 is positioned below the access door 13 and used for containing an access tool, so that the operation is convenient.

The implementation principle of this application embodiment hydraulic wrench torque test platform does: an operator hangs the lifting lug 512 to carry the limiting block 51 to the workbench 1, firstly inserts the clamping block 513 into the clamping groove 15, clamps the limiting column 54 with the limiting hole 53, then clamps the clamping column 66 with the clamping ring 64, clamps the sleeve 21 of the wrench 2 with the end of the clamping column 66 far away from the clamping ring 64, and abuts against the limiting surface 52 at the end of the wrench 2 far away from the sleeve 21. Start wrench 2, wrench 2's output shaft rotates and drives sleeve 21 and rotate, and sleeve 21 rotates and drives base 4 and rotate, and torque sensor 7 changes base 4 pivoted torsion signal into the signal of telecommunication and shows on display screen 3, accomplishes the test of 2 moments of torsion of wrench, and convenient operation need not artifical support handle, reduces external force and to the intervention of torsion measurement, improves the accuracy of torque measurement.

Example 2:

the embodiment of the application discloses hydraulic wrench torque test platform. The difference from the embodiment 1 is that: referring to fig. 3, the connecting assembly 6 includes a clamping block 65 clamped with the base 4, the clamping block 65 is rotated to form a limiting frame 61, the limiting frame 61 includes a baffle 611 and a folded plate 612, the baffle 611 and the folded plate 612 are welded and fixed, one end of the baffle 611 far away from the base 4 abuts against the limiting surface 52, and the folded plate 612 is used for fixing one end of the wrench 2 far away from the output end, so as to reduce the shaking of the wrench 2. The clamping block 65 is in threaded connection with a stud 62, one end, far away from the base 4, of the stud 62 is welded with a locking column 63, and one end, far away from the screw, of the locking column 63 is clamped with the sleeve 21. The workbench 1 is provided with a jack 12, a positioning column 11 is inserted in the jack 12, and the positioning column 11 is abutted against one side of the baffle 611 far away from the limiting surface 52.

During operation, one side of the baffle 611 far away from one end of the stud 62 is abutted with the limiting surface 52, one side of the baffle 611 far away from the limiting surface 52 is abutted with the positioning column 11, and the rotation angle of one end of the wrench 2 far away from the output end is limited. The output shaft of spanner 2 rotates and drives double-screw bolt 62 and rotate, and double-screw bolt 62 screws with joint piece 65, and joint piece 65 rotates and drives base 4 and rotate, and torque sensor 7 changes torque signal into the signal of telecommunication, shows on display screen 3, accomplishes the measurement of moment of torsion, and convenient operation improves the degree of accuracy of torque measurement.

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

1. The utility model provides a hydraulic wrench torque test platform, includes workstation (1), spanner (2), display screen (3), fixedly connected with sleeve (21), its characterized in that on spanner (2): the utility model discloses a spanner, including workstation (1), base (4), fixed spanner (2), the fixed establishment (5) that are equipped with fixed spanner (2) on workstation (1), be equipped with torque sensor (7) that are used for detecting spanner (2) moment of torsion on base (4), torque sensor (7) are connected with display screen (3) electricity on workstation (1) to rotate and are connected with base (4), base (4) are connected through coupling assembling (6).

2. The hydraulic wrench torque test stand according to claim 1, characterized in that: the fixing mechanism (5) comprises a limiting block (51) which is detachably fixed with the workbench (1), and a limiting surface (52) used for abutting against the tight wrench (2) is arranged on the limiting block (51).

3. The hydraulic wrench torque test stand according to claim 2, characterized in that: be equipped with a plurality of spacing holes (53) on workstation (1), be equipped with a plurality of spacing posts (54) that correspond the setting with spacing hole (53) on stopper (51), spacing post (54) and spacing hole (53) joint.

4. The hydraulic wrench torque test stand according to claim 1, characterized in that: coupling assembling (6) include with base (4) fixed connection's spacing (61), spacing (61) and spacing face (52) butt, threaded connection has double-screw bolt (62) on spacing (61), the one end fixedly connected with locking post (63) of base (4) are kept away from to double-screw bolt (62), locking post (63) and spanner (2) joint.

5. The hydraulic wrench torque test stand according to claim 4, characterized in that: a positioning column (11) is inserted into the workbench (1), and the positioning column (11) is abutted against one side, away from the limiting surface (52), of the limiting frame (61).

6. The hydraulic wrench torque test stand according to claim 1, characterized in that: coupling assembling (6) include with base (4) fixed connection's snap ring (64), the joint has card post (66) in snap ring (64), the one end and spanner (2) fixed connection of snap ring (64) are kept away from in card post (66).

7. The hydraulic wrench torque test stand according to claim 2, characterized in that: the limiting block (51) is provided with an oil filling hole (511), and the oil filling hole (511) is communicated with the limiting hole (53).

8. The hydraulic wrench torque test stand according to claim 1, characterized in that: the novel multifunctional workbench is characterized in that an access door (13) is arranged on the workbench (1), and a drawing box (14) is connected to the workbench (1) in a sliding mode.

9. The hydraulic wrench torque test stand according to claim 2, characterized in that: the limiting block (51) is in threaded connection with a lifting lug (512).