CN214584598U - Flexure tester - Google Patents

Abstract

The utility model discloses a flexion tester, including the tester body, the tester body includes the base, the first anchor clamps that are used for centre gripping test sample lower part are installed to the lower part of base, first anchor clamps include that 2 movable plates that can control the removal, the columniform grip block that the axial is the fore-and-aft direction is installed to the upper end of movable plate, driving motor is installed to the upper end of base, driving motor is the motor that is just reversing, driving motor's output shaft is arranged along the fore-and-aft direction, the centre gripping center of first anchor clamps is located driving motor's output shaft center axis, install the extension board on driving motor's the output shaft, the lower extreme end of extension board is fixed in on driving motor's the output shaft, the upper end of extension board can be adjusted from top to bottom install the second anchor clamps that are used for centre gripping test sample upper portion, the second anchor clamps are located directly over first anchor clamps. The utility model discloses can realize the automatic test of inflection experiment, compare in the manual work experiment of flexing, it has the characteristics that the measuring accuracy is high, efficiency of software testing is high.

Description

Flexure tester

Technical Field

The utility model relates to a testing arrangement technical field especially relates to a flexure tester.

Background

Currently, toys are manufactured and then subjected to a flexing test to test the bending resistance of the sample. The existing bending experiment is mostly carried out by manual operation of personnel, the labor intensity is high, the testing efficiency is low, the testing result is not accurate, and the accuracy and precision of the bending angle cannot be guaranteed, so that the problem is urgently solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to above-mentioned problem, provide a flexure tester to solve the problem that proposes among the above-mentioned background art.

The utility model aims at realizing through the following technical scheme:

a deflection tester comprises a tester body, wherein the tester body comprises a base, a first clamp used for clamping the lower part of a test sample is arranged at the lower part of the base, the first clamp comprises 2 movable plates capable of moving left and right, a cylindrical clamping block with the axial direction in the front-back direction is mounted at the upper end of each movable plate, a driving motor is mounted at the upper end of the base and is a forward-reverse rotating motor, and the output shaft of the driving motor is arranged along the front-back direction, the clamping center of the first clamp is positioned on the central axis of the output shaft of the driving motor, a support plate is arranged on an output shaft of the driving motor, the lower end head of the support plate is fixed on the output shaft of the driving motor, and the upper end of the support plate is provided with a second clamp which is used for clamping the upper part of the test sample and can be adjusted up and down, and the second clamp is positioned right above the first clamp.

As a preferred scheme of the utility model, 2 movable plates include first movable plate, second movable plate, first movable plate threaded connection in first stud's left end, second movable plate threaded connection in first stud's right-hand member, first stud is arranged along the left-right direction, just first stud can the pivoted install in the lower part of base.

As a preferred scheme of the utility model, the second anchor clamps include second stud lead screw, first splint, second splint, the second stud lead screw is arranged along left right direction, just the second stud lead screw can the pivoted install on the mount pad, first splint threaded connection in the left end of second stud lead screw, second splint threaded connection in the right-hand member of second stud lead screw.

As a preferred scheme of the utility model, mount pad fixed mounting is on adjusting the seat, it has fixed screw hole to open on the regulation seat, it has rectangular shape hole to open along vertical direction on the extension board, and fixing bolt passes twist soon behind the rectangular shape hole in among the fixed screw hole.

As an optimal scheme of the utility model, first runner is installed to the one end of first double-end lead screw.

As an optimal scheme of the utility model, the second runner is installed to the one end of second double-end lead screw.

As an optimized scheme of the utility model, driving motor is servo motor.

As an optimized proposal of the utility model, the base is provided with a photoelectric sensor with limiting function.

The beneficial effects of the utility model are that, the utility model discloses can realize the automatic test of inflection experiment, compare in the manual work experiment of flexing, it has the characteristics that the measuring accuracy is high, efficiency of software testing is high, and in-service use gets off, can accomplish a test in 1 minute, has improved efficiency greatly.

Drawings

FIG. 1 is a schematic diagram of a flexure tester.

In the figure:

1. a base; 2. a first moving plate; 3. a second moving plate; 4. a clamping block; 5. an output shaft; 6. a support plate; 7. a first double-ended lead screw; 8. a second double-end screw rod; 9. a first splint; 10. a second splint; 11. a mounting seat; 12. an adjusting seat.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the embodiments described herein are merely illustrative of the present invention and are not limiting thereof.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a flexure tester.

In this embodiment, a deflection tester includes a tester body, the tester body includes a base 1, a first clamp for clamping the lower portion of a test sample is installed on the lower portion of the base 1, the first clamp includes 2 movable plates capable of moving left and right, a cylindrical clamping block 4 whose axial direction is the front-back direction is installed on the upper end of the movable plate, a driving motor is installed on the upper end of the base 1, the driving motor is a forward-reverse motor, an output shaft 5 of the driving motor is arranged along the front-back direction, a clamping center of the first clamp is located on a central axis of the output shaft of the driving motor, a support plate 6 is installed on the output shaft 5 of the driving motor, a lower end of the support plate 6 is fixed on the output shaft 5 of the driving motor, and a second clamp for clamping the upper portion of the test sample is installed on the upper end of the support plate 6 in a vertically adjustable manner, the second clamp is positioned right above the first clamp.

Specifically, in this embodiment, the 2 moving plates include the first moving plate 2 and the second moving plate 3, the first moving plate 2 is connected to the left end of the first stud rod 7 in a threaded manner, the second moving plate 3 is connected to the right end of the first stud rod 7 in a threaded manner, the first stud rod 7 is arranged in the left-right direction, and the first stud rod 7 is rotatably installed on the lower portion of the base 1 through a bearing.

Specifically, in this embodiment, the second clamp includes second double lead screw 8, first splint 9, second splint 10, second double lead screw 8 is arranged along left right direction, just second double lead screw 8 can be pivoted through the bearing and install on mount pad 11, first splint 9 threaded connection in the left end of second double lead screw 8, second splint 10 threaded connection in the right-hand member of second double lead screw 8.

Specifically, in this embodiment, the mounting seat 11 is fixedly mounted on the adjusting seat 12, the adjusting seat 12 is provided with a fixing threaded hole, the support plate 6 is provided with a strip-shaped hole along the vertical direction, and a fixing bolt passes through the strip-shaped hole and is screwed into the fixing threaded hole; through adopting this kind of structural design, and then can adjust the height of second anchor clamps in order to improve the commonality.

For the convenience of operation, in this embodiment, a first rotating wheel is mounted at one end of the first double-ended screw 7.

In order to facilitate the operation, in this embodiment, a second rotating wheel is installed at one end of the second double-headed screw rod 8.

Specifically, in this embodiment, the base 6 is provided with a photoelectric sensor for limiting.

During operation, the upper portion of the test sample is clamped through the second clamp, the lower portion of the test sample is clamped through the first clamp, then the driving motor is started to drive the support plate 6 to rotate, further the test sample is driven to bend for a certain angle, the driving motor rotates reversely to drive the test sample to bend for a certain angle reversely, the process is repeated for 30 cycles at the speed of one cycle every 2s, and the process is stopped for 60s after every 10 cycles. After the test is completed, an inspection is made to determine if there is a risk of creating a dangerously sharp tip, sharp edge or protrusion.

The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.

Claims (8)

1. A flexure tester comprising a tester body characterized by: the tester body comprises a base, a first clamp used for clamping the lower part of a test sample is installed on the lower part of the base, the first clamp comprises 2 movable plates capable of moving left and right, cylindrical clamping blocks with the axial direction being the front and back direction are installed at the upper end of each movable plate, a driving motor is installed at the upper end of the base, the driving motor is a forward and reverse rotating motor, an output shaft of the driving motor is arranged along the front and back direction, the clamping center of the first clamp is located on the central axis of the output shaft of the driving motor, a support plate is installed on the output shaft of the driving motor, the lower end of the support plate is fixed on the output shaft of the driving motor, a second clamp used for clamping the upper part of the test sample is installed at the upper end of the support plate in a vertically adjustable mode, and the second clamp is located right above the first clamp.

2. A flexure tester as recited in claim 1, wherein: 2 movable plate include first movable plate, second movable plate, first movable plate threaded connection is in the left end of first double-end lead screw, second movable plate threaded connection in the right-hand member of first double-end lead screw, first double-end lead screw is arranged along the left-right direction, just first double-end lead screw can the pivoted install in the lower part of base.

3. A flexure tester as recited in claim 2, wherein: the second anchor clamps include second double-end lead screw, first splint, second splint, the second double-end lead screw is arranged along the left and right sides direction, just the installation that the second double-end lead screw can rotate is on the mount pad, first splint threaded connection in the left end of second double-end lead screw, second splint threaded connection in the right-hand member of second double-end lead screw.

4. A flexure tester as recited in claim 3, wherein: the mounting seat is fixedly mounted on the adjusting seat, a fixing threaded hole is formed in the adjusting seat, a strip-shaped hole is formed in the support plate in the vertical direction, and a fixing bolt penetrates through the strip-shaped hole and then is screwed in the fixing threaded hole.

5. A flexure tester as recited in claim 4, wherein: a first rotating wheel is installed at one end of the first double-head screw rod.

6. A flexure tester as recited in claim 5, wherein: and a second rotating wheel is installed at one end of the second double-head screw rod.

7. A flexure tester as claimed in any one of claims 1 to 6, wherein: the driving motor is a servo motor.

8. A flexure tester as recited in claim 7, wherein: and the base is provided with a photoelectric sensor with a limiting effect.

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