CN218444248U

CN218444248U - Torsion test equipment

Info

Publication number: CN218444248U
Application number: CN202222520374.9U
Authority: CN
Inventors: 袁国洪; 向荣; 刘和平; 杨继卫
Original assignee: Suga Electronic Dongguan Co ltd
Current assignee: Suga Electronic Dongguan Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-02-03
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to a testing arrangement technical field provides a torsion test equipment, the on-line screen storage device comprises a base, fixed mounting has the mounting bracket on the base, is equipped with two elevating system that the symmetry set up on the mounting bracket, is equipped with fixture on the elevating system respectively, and fixture can dismantle the screw, is equipped with the nut seat that corresponds with fixture on the base, installs the nut in the nut seat, and the nut seat is located the fixture below, and the screw extends to in the nut seat and with nut threaded connection in maximum displacement department, the utility model discloses a set up two slide rails, slider and lead screw transmission, can effectively improve the stability of fixture operation, can not take place the skew when guaranteeing the fixture operation, make accurate positioning between fixture and the nut seat, guarantee to keep higher concentricity between screw and the nut, swing and lead to the problem of nut and screw decentraction when having solved the screw rotation, improved the precision of torsion measurement.

Description

Torsion test equipment

Technical Field

The utility model relates to a testing arrangement technical field specifically relates to a torsion test equipment.

Background

Need test its torsion value after the screw production, twist-off when preventing the screw from screwing up to guarantee the quality of screw, current screw torsion test mainly through the fastener with the screw fixation, handheld torsion meter again, the torsion value when measuring the screw twist-off, the testing process is unstable, takes place the skew easily, leads to measured data inaccurate, and the measuring process is more troublesome moreover, wastes time and energy, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a torque force testing device.

The technical scheme of the utility model as follows:

the utility model provides a torsion test equipment includes the base, fixed mounting has the mounting bracket on the base, be equipped with two elevating system that the symmetry set up on the mounting bracket, the last fixture that is equipped with respectively of elevating system, fixture can dismantle the screw, be equipped with on the base with the nut seat that fixture corresponds, install the nut in the nut seat, the nut seat is located the fixture below, the screw extends to in the maximum displacement department the nut seat and with nut threaded connection.

As the utility model discloses it is preferred, elevating system includes a servo motor, a servo motor fixes the top of mounting bracket, a servo motor's output is connected with the lead screw, the mounting bracket is close to lead screw one side has set firmly spacing piece and lower spacing piece down, the lead screw is kept away from a servo motor's one end runs through in proper order the mounting bracket with go up the spacing piece and with lower spacing piece rotates to be connected.

As the utility model discloses it is preferred, the mounting bracket is close to one side of lead screw has set firmly two sets of slide rails, and is a set of the slide rail number is two, and is two sets of the slide rail symmetry sets up the both ends of mounting bracket, the lead screw is located respectively two sets of on the central line of slide rail, the correspondence is equipped with the slider rather than the looks adaptation on the slide rail.

As the utility model discloses it is preferred, first servo motor with go up and be equipped with the shaft coupling between the spacing piece.

As the utility model discloses it is preferred, fixture includes the connecting block, the connecting block with lead screw threaded connection, the connecting block with respectively with wherein a set of on the slide rail two the slider links to each other, two the slider is located the both ends of connecting block.

As the utility model discloses it is preferred, the connecting block is kept away from one side fixed mounting of slider has the support frame, the second servo motor has set firmly on the support frame, second servo motor's output shaft runs through support frame top is rotated and is connected with screw anchor clamps.

As the utility model discloses it is preferred, the base is the trapezium structure, be equipped with touch panel on the inclined plane of trapezium structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up two slide rails, slider and screw drive, can effectively improve the stability of fixture operation, can not take place the skew when guaranteeing the fixture operation, make accurate positioning between fixture and the nut seat, guarantee to keep higher concentricity between screw and the nut, swing when having solved the screw rotation and lead to the problem of nut and screw decentraction, improved the precision of torsion measurement.

Description of the drawings:

fig. 1 is an isometric view of the present invention;

fig. 2 is a side view of the present invention.

Reference numerals:

1. a base; 2. a mounting frame; 3. a lifting mechanism; 31. a first servo motor; 32. an upper limit block; 33. a screw rod; 34. a lower limiting block; 35. a slide rail; 36. a slider; 37. a coupling; 4. a clamping mechanism; 41. connecting blocks; 42. a support frame; 43. a second servo motor; 44. a screw clamp; 5. a screw; 6. a nut seat; 7. a touch panel is provided.

Detailed Description

In order to make the utility model discloses a utility model purpose, technical scheme and technological effect are more clear and are understood, and it is right to combine specific embodiment below the utility model discloses do further explanation. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-2, a torque force testing device includes a base 1, a mounting frame 2 is fixedly mounted on the base 1, two lifting mechanisms 3 are symmetrically arranged on the mounting frame 2, clamping mechanisms 4 are respectively arranged on the lifting mechanisms 3, screws 5 can be detached from the clamping mechanisms 4, nut seats 6 corresponding to the clamping mechanisms 4 are arranged on the base 1, nuts are mounted in the nut seats 6, the nut seats 6 are located below the clamping mechanisms 4, and the screws 5 extend into the nut seats 6 at maximum displacement positions and are in threaded connection with the nuts.

After the screw 5 is fixed on the clamping mechanism 4, the lifting mechanism 3 works to drive the clamping mechanism 4 to descend, the screw 5 is sent into the nut seat 6 and screwed into the nut, after a short delay, the screw 5 is screwed out and lifted to an initial position, an operator visually observes whether the nut bursts or not, adjusts a torque value according to the deformation condition of the nut under different torque conditions, and repeats a test until an optimal torque value is obtained, so that the production requirement is met.

Referring to fig. 1-2, the lifting mechanism 3 includes a first servo motor 31, the first servo motor 31 is fixed on the top of the mounting frame 2, an output end of the first servo motor 31 is connected with a screw rod 33, an upper limiting block 32 and a lower limiting block 34 are fixedly arranged on one side of the mounting frame 2 close to the screw rod 33, and one end of the screw rod 33 far away from the first servo motor 31 sequentially penetrates through the mounting frame 2 and the upper limiting block 32 and is rotatably connected with the lower limiting block 34.

Through the arrangement of the first servo motor 31, the screw rod 33, the upper limiting block 32 and the lower limiting block 34, the first servo motor 31 is started to drive the screw rod 33 to rotate during operation, and then the clamping mechanism 4 is driven to move up and down between the upper limiting block 32 and the lower limiting block 34 along the screw rod 33.

Referring to fig. 1-2, two sets of slide rails 35 are fixedly disposed on one side of the mounting frame 2 close to the screw rod 33, the number of the slide rails 35 is two, the two sets of slide rails 35 are symmetrically disposed at two ends of the mounting frame 2, the screw rod 33 is disposed on the center line of the two sets of slide rails 35, and the slide rails 35 are correspondingly disposed with slide blocks 36 adapted to the slide rails 35.

Through setting up two slide rails 35, slider 36, during the use, two slide rails 35, slider 36 can improve the stability of 4 operation of fixture, can not take place the skew when guaranteeing fixture 4 operation, make accurate positioning between fixture 4 and the nut seat 6, guarantee to keep higher concentricity between screw 5 and the nut, have solved the screw swing when rotatory and lead to the problem of nut and screw decentraction, have improved torsion measurement accuracy.

Referring to fig. 1-2, a coupling 37 is disposed between the first servo motor 31 and the upper limiting block 32.

Through the arrangement of the coupler 37, after the screw 5 fixed on the clamping mechanism 4 extends into the nut fixed in the nut seat 6 and is screwed, if the torque value is set to be too large, the clamping mechanism 4 can continue to rotate the screw 5 and cause damage, and the coupler 37 is used for preventing the clamping mechanism from bearing too large load, so that the overload protection effect is achieved.

Referring to fig. 1-2, the clamping mechanism 4 includes a connecting block 41, the connecting block 41 is in threaded connection with the lead screw 33, the connecting block 41 is connected with two sliding blocks 36 respectively connected to one set of sliding rails 35, and the two sliding blocks 36 are located at two ends of the connecting block 41.

Through setting up connecting block 41, connecting block 41 and slider 36 fixed connection, two sliders 36 do not link to each other with the both ends of connecting block 41, lead screw 33 and connecting block 41 threaded connection, when first servo motor 31 drive lead screw 33 rotated, connecting block 41 and the slider 36 that links to each other slide on slide rail 35 in step, the threaded connection mode, can further improve fixture 4's operating stability, the high concentricity of screw 5 with the nut has been guaranteed, be convenient for in screw 5 twists the nut, accurate test torsion value.

Referring to fig. 1-2, a support frame 42 is fixedly installed on one side of the connecting block 41 away from the sliding block 36, a second servo motor 43 is fixedly installed on the support frame 42, and an output shaft of the second servo motor 43 penetrates through the top end of the support frame 42 and is rotatably connected with a screw clamp 44.

Through the arrangement of the second servo motor 43, the support frame 42 and the screw clamp 44, an operator can conveniently load the screw 5 onto the screw clamp 44, then the first servo motor 31 drives the whole clamping mechanism 4 to descend, the screw 5 fixed on the screw clamp 44 is conveyed into the nut seat 6, the screw 5 is screwed into the nut under the driving of the second servo motor 32, the screw clamp 44 rotates reversely after 3 seconds of delay, the screw 5 is screwed out of the nut, the lifting mechanism 3 drives the clamping mechanism 4 to ascend, and after the whole clamping mechanism 4 ascends to the initial position, the operator can judge the torque force value by observing the deformation condition of the nut.

Referring to fig. 1-2, the base 1 is a trapezoid structure, and a touch panel 7 is disposed on an inclined surface of the trapezoid structure.

Through setting up touch panel 7, the person of facilitating the use transmits the preset control signal for PLC through touch panel 7, sets for the required operation task of first servo motor 31, second servo motor 43, and PLC receives and transmits the action distance signal according to the control signal that touch panel 7 transmitted and proximity switch, sends control signal and gives first servo motor 31, second servo motor 43 driver and then controls first servo motor 31, second servo motor 43 and carry out the motion.

The working principle is as follows: after the screw 5 is fixed on the clamping mechanism 4, a preset control signal is transmitted to the PLC through the touch panel 7, the first servo motor 31 and the second servo motor 43 start required operation tasks according to the control signal transmitted by the touch panel 7, when the first servo motor 31 starts to work, the lifting mechanism 3 drives the clamping mechanism 4 to descend, when the screw 5 moves into the nut seat 6, the screw clamp 44 drives the screw 5 to rotate and screw the screw 5 into the nut, after the operation is stopped for 3 seconds, the second servo motor 43 drives the screw clamp 44 to rotate reversely to screw the screw 5 out of the nut, under the driving of the first servo motor 31, the lifting mechanism 3 ascends to an initial position, an operator can visually observe whether the nut bursts or not, and set the torque of the second servo motor 43 on the touch panel 7 to finely adjust the torque value and the position value to check the deformation condition of the screw nut under different torque conditions, so that the accurate driving torque can be set for screwing the screw batch in production to prevent the nut from being damaged, and the whole set of the screw nut from returning to be disassembled and assembled again.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of the ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, its framework form can be nimble changeable, can derive series of products. But merely as a matter of simple deductions or substitutions, should be considered as belonging to the scope of the present invention, which is defined by the claims as filed.

Claims

1. The utility model provides a torsion test equipment, includes base (1), its characterized in that, fixed mounting has mounting bracket (2) on base (1), be equipped with two elevating system (3) that the symmetry set up on mounting bracket (2), be equipped with fixture (4) on elevating system (3) respectively, fixture (4) can be dismantled there is screw (5), be equipped with on base (1) with nut seat (6) that fixture (4) correspond, install the nut in nut seat (6), nut seat (6) are located fixture (4) below, screw (5) extend to in nut seat (6) and with nut threaded connection at the maximum displacement department.

2. The torsion testing device according to claim 1, wherein the lifting mechanism (3) comprises a first servo motor (31), the first servo motor (31) is fixed to the top of the mounting frame (2), an output end of the first servo motor (31) is connected with a screw rod (33), an upper limiting block (32) and a lower limiting block (34) are fixedly arranged on one side, close to the screw rod (33), of the mounting frame (2), and one end, far away from the first servo motor (31), of the screw rod (33) sequentially penetrates through the mounting frame (2) and the upper limiting block (32) and is rotatably connected with the lower limiting block (34).

3. The torsion testing device according to claim 2, wherein two sets of slide rails (35) are fixedly arranged on one side, close to the screw rod (33), of the mounting frame (2), the number of the slide rails (35) is two, the two sets of slide rails (35) are symmetrically arranged at two ends of the mounting frame (2), the screw rod (33) is respectively arranged on the center lines of the two sets of slide rails (35), and the slide rails (35) are correspondingly provided with slide blocks (36) matched with the slide rails.

4. Torsion testing device according to claim 2, wherein a coupling (37) is arranged between the first servomotor (31) and the upper stop block (32).

5. A torsion testing apparatus according to claim 3, wherein the clamping mechanism (4) comprises a connecting block (41), the connecting block (41) is in threaded connection with the screw (33), the connecting block (41) is connected with two sliding blocks (36) respectively arranged on one set of the sliding rails (35), and the two sliding blocks (36) are arranged at two ends of the connecting block (41).

6. The torsion testing device according to claim 5, wherein a supporting frame (42) is fixedly installed on one side of the connecting block (41) far away from the sliding block (36), a second servo motor (43) is fixedly installed on the supporting frame (42), and an output shaft of the second servo motor (43) penetrates through the top end of the supporting frame (42) and is rotatably connected with a screw clamp (44).

7. The torsion testing apparatus according to claim 1, wherein the base (1) has a trapezoidal structure, and a touch panel (7) is disposed on an inclined surface of the trapezoidal structure.