CN220932633U

CN220932633U - Pulling force check out test set

Info

Publication number: CN220932633U
Application number: CN202322481381.7U
Authority: CN
Inventors: 肖月华; 王天波
Original assignee: Riming Computer Accessories Shanghai Co ltd
Current assignee: Riming Computer Accessories Shanghai Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-05-10
Anticipated expiration: 2033-09-13

Abstract

The utility model belongs to the technical field of tension detection, and provides tension detection equipment which is used for carrying out tension test on a plate. The plate to be tested is placed on the carrying platform, the plate is fixed through the pressing plate, the gripper penetrates through the first opening and is connected with a part of the plate, the pressing plate applies downward pressure to the plate, the gripper applies pulling force to the plate, the pulling force detection of the plate is completed under the combined action of the pressing plate and the plate, the plate and the pressing plate profile modeling are adopted, the plate is enabled to be subjected to uniform pressure of the pressing plate, the generation of lever force on the surface of the plate is avoided, and the accuracy of the pulling force detection of the plate is improved.

Description

Pulling force check out test set

Technical Field

The utility model relates to the technical field of tension detection, in particular to tension detection equipment.

Background

At present, iron sheet products of electronic accessories are provided with a plurality of iron sheet components with different shapes and different angles, and tension tests are required to be carried out on the iron sheet components before the electronic accessories are assembled.

In the prior art, adopt the pulling force to detect the machine to detect the iron sheet more, in the testing process, when carrying out tensile testing to the product through the tongs, can make the product surface produce lever force, influence the accuracy of detected data, cause the uniformity to electronic accessory quality test relatively poor, and then influence the quality and the yield of electronic finished product.

Therefore, the above-described problems are to be solved.

Disclosure of utility model

The utility model aims to provide tension detection equipment so as to improve the accuracy of tension detection on iron sheet products.

To achieve the purpose, the utility model adopts the following technical scheme:

A tension testing apparatus for tension testing a sheet material, the tension testing apparatus comprising:

A carrier on which the plate is placed;

The pressing plate is profiled with the plate, a plurality of first openings are formed in the pressing plate, and the pressing plate is movably arranged above the carrying platform and can provide pressure for the plate;

The pulling assembly comprises a plurality of grippers corresponding to the first opening, and the grippers movably penetrate out of the first opening and are configured to grip and pull the plate.

Preferably, the tension detecting apparatus further includes:

The support is arranged above the carrying platform and comprises a plurality of upright posts and a top plate;

and the pressing plate is arranged on the top plate, and is used for pressing the plate.

Preferably, the tension detecting device further comprises a connecting plate, wherein the connecting plate is connected to the upright post in a sliding manner, and a second opening opposite to the first opening is formed in the connecting plate;

the pressing plate is arranged at the bottom of the connecting plate.

Preferably, the tension detecting device further comprises a bearing plate, the bearing plate is connected to the upright post in a sliding manner, and a connecting rod is arranged between the bearing plate and the connecting plate;

The output end of the lower pressure cylinder is connected with the bearing plate.

Preferably, a third opening opposite to the second opening is arranged on the bearing plate;

The pulling force subassembly still includes servo electric jar, servo electric jar set up in the top of loading board, servo electric jar's output with the tongs is connected.

Preferably, the tension detecting device further comprises an industrial personal computer and a tension sensor, wherein the tension sensor is arranged between the gripper and the servo electric cylinder, and the tension sensor and the servo electric cylinder are electrically connected with the industrial personal computer.

Preferably, the tension detecting device further comprises a translation module, the carrying platform is arranged on a moving part of the translation module, and an elastic piece is arranged between the carrying platform and the moving part.

Preferably, a plurality of positioning pieces are arranged on the edge of the top of the carrying platform.

Preferably, the tension detecting device comprises two buffer devices, and the two buffer devices are respectively arranged at two sides of the carrying platform so as to slow down the descending speed of the pressing plate.

Preferably, the damper device includes a damper frame and a hydraulic damper provided to the damper frame.

The utility model has the beneficial effects that:

According to the tension detection equipment provided by the utility model, the plate to be detected is placed on the carrying platform, the plate is fixed through the pressing plate, the grippers penetrate through the first opening and are connected with part of the plate, downward pressure is applied to the plate by the pressing plate, tension is applied to the plate by the grippers, the tension detection of the plate is completed under the combined action of the pressing plate and the plate, and the plate and the pressing plate are profiled, so that the pressure of the plate on the pressing plate is relatively uniform, and the generation of lever force on the surface of the plate is avoided.

Drawings

Fig. 1 is a schematic structural view of a tensile force detecting apparatus (without a cabinet) provided in an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a tension assembly and a bracket according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a translation module and a carrier according to an embodiment of the present utility model;

Fig. 4 is a schematic structural view of a tensile force detecting apparatus (including a cabinet) according to an embodiment of the present utility model.

In the figure:

1. A carrier; 101. a positioning piece;

2. a pressing plate; 21. a first opening;

3. A tension assembly; 31. a grip; 32. a servo electric cylinder;

4. a bracket; 41. a column; 42. a top plate;

5. a pressing cylinder;

6. a connecting plate; 61. a second opening;

7. A carrying plate; 71. a third opening;

8. a connecting rod;

9. an industrial personal computer; 10. A tension sensor; 11. A translation module;

12. A buffer device; 121. A buffer frame; 122. A hydraulic buffer;

13. A scanner; 14. a display; 15. a safety grating; 16. a cabinet body.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1, the tension detecting apparatus provided in the present embodiment is used for performing a tension test on a board, and includes a carrier 1, a pressing plate 2 and a tension assembly 3, the board is placed on the carrier 1, the pressing plate 2 and the board are profiled, the pressing plate 2 is provided with a plurality of first openings 21, the pressing plate 2 is movably disposed above the carrier 1 and is capable of providing pressure to the board, the tension assembly 3 includes a plurality of grippers 31 corresponding to the first openings 21, and the grippers 31 movably penetrate out of the first openings 21 and are configured to provide tension to the board. The plate to be measured is placed on the carrier 1, the plate is fixed through the pressing plate 2, the gripper 31 penetrates through the first opening 21 to be connected with a part of the plate, the pressing plate 2 applies downward pressure to the plate, and the gripper 31 applies pulling force to the plate to grip and pull the plate. Under the combined action of the pressing plate 2 and the plate, the tension detection of the plate is completed, and the plate is profiled with the pressing plate 2, so that the pressure of the plate subjected to the pressing plate 2 is uniform, and the generation of lever force on the surface of the plate is avoided.

It should be noted that the shape of the first openings 21 is adapted to the shape of the grippers 31, the number of the first openings 21 is determined according to the measuring points on the board to be detected, in this embodiment, the number of the first openings 21 and the grippers 31 is four, and the length directions of the two first openings 21 on two sides are perpendicular to the length directions of the two first openings 21 in the middle. In addition, the first openings 21 on both sides may be provided in a groove shape according to the length of the pressing plate 2. The plate in this embodiment is specifically a structural member of a notebook computer.

Referring to fig. 2, the tension detecting apparatus further includes a support 4 and a pressing cylinder 5, the support 4 is disposed above the carrier 1, the support 4 includes a plurality of columns 41 and a top plate 42, the pressing cylinder 5 is disposed on the top plate 42, and the pressing cylinder 5 is configured to drive the pressing plate 2 away from or close to the plate. In this embodiment, the number of the columns 41 is four, two columns are respectively arranged at two sides of the carrier 1 at intervals, the top plate 42 is arranged at the top of the four columns 41, the lower air cylinder 5 is arranged on the top plate 42, the output end of the lower air cylinder 5 can approach or depart from the direction of the plate, and under the action of the lower air cylinder 5, the pressing plate 2 can provide pressure for the plate.

With continued reference to fig. 2, the tension detecting apparatus further includes a connecting plate 6, where the connecting plate 6 is slidably connected to the upright 41, a second opening 61 opposite to the first opening 21 is provided on the connecting plate 6, and the pressing plate 2 is disposed at the bottom of the connecting plate 6. It will be appreciated that in order to enable the force of the hold-down cylinder 5 to be applied to the sheet material uniformly, the shape of the web 6 is similar to that of the platen 2, and the area of the web 6 is larger than that of the platen 2, the web 6 receives the hold-down force from the hold-down cylinder 5 and then is transferred uniformly to the sheet material, and the generation of the lever force on the surface of the sheet material can be avoided.

Further, in order to reduce the area of use of this tension testing equipment, tension testing equipment still includes loading board 7, and loading board 7 sliding connection is provided with connecting rod 8 in stand 41 between loading board 7 and the connecting plate 6, and the output of pushing down cylinder 5 is connected in loading board 7. In this embodiment, four connecting rods 8 are provided, and four connecting rods 8 are respectively disposed at dead angles of the connecting plate 6 and the bearing plate 7, and under the action of the pressing cylinder 5, the bearing plate 7 can move simultaneously with the connecting plate 6. In addition, the tension assembly 3 or the tension sensor 10 and the like can be arranged on the bearing plate 7 so as to reduce the use area of the tension detection device.

Specifically, the carrying plate 7 is provided with a third opening 71 opposite to the second opening 61, the tension assembly 3 further comprises a servo electric cylinder 32, the servo electric cylinder 32 is arranged at the top of the carrying plate 7, and an output end of the servo electric cylinder 32 is connected with the gripper 31. It will be appreciated that before the tension is detected, the pushing cylinder 5 controls the carrying plate 7 to approach the plate, the servo cylinder 32 controls the grip 31 to approach the plate, and then the grip 31 clamps the plate. It should be noted that the hand grip 31 may be selected from the existing products such as pneumatic parallel fingers, which will not be described herein.

With continued reference to fig. 2, the tension detecting apparatus further includes an industrial personal computer 9 and a tension sensor 10, the tension sensor 10 is disposed between the gripper 31 and the servo electric cylinder 32, and the tension sensor 10 and the servo electric cylinder 32 are electrically connected with the industrial personal computer 9. In this embodiment, when the servo cylinder 32 moves upward, the tension sensor 10 feeds back the tension value to the industrial personal computer 9, and when the tension value reaches a preset value or when the distance of the upward movement of the servo cylinder 32 reaches a preset value, the gripper 31 releases the plate to complete the test, and the test data is stored in the industrial personal computer 9. Illustratively, the preset tension value is 50N and the preset upward movement distance of the servo cylinder 32 is 1mm.

Referring to fig. 3, the tension detecting apparatus further includes a translation module 11, the carrier 1 is disposed on a moving portion of the translation module 11, and an elastic member (not shown) is disposed between the carrier 1 and the moving portion. The elastic member can prevent the carrier 1 from being damaged due to the overlarge descending degree of the output end of the pressing cylinder 5 in the pressing process. In this embodiment, the number of the elastic members is four, and the four elastic members are respectively disposed at four corners of the stage 1 and the moving portion. The elastic member is preferably a spring, but may be other elastic members having elastic deformation, which is not particularly limited in this embodiment.

Further, for conveniently placing the panel, the border at carrier 1 top is provided with a plurality of setting elements 101, and setting element 101 can splice to become with panel shape similar figure, before carrying out tensile test, with panel under the spacing effect of setting element 101, by placing in carrier 1 top, carrier 1 moves to the below of clamp plate 2 under translation module 11's effect, after the pulling force detects, shifts out support 4 with carrier 1 under translation module 11's effect, later changes the panel, carries out the pulling force and detects continually to can improve the efficiency that the pulling force detected.

With reference to fig. 3, the tension detecting apparatus provided in this embodiment further includes two buffer devices 12, where the two buffer devices 12 are respectively disposed on two sides of the carrier 1 to slow down the descent speed of the platen 2. The buffer device 12 can prevent the carrier 1 from being damaged due to overlarge descending degree in the process of pressing down the output end of the pressing down cylinder 5. Specifically, the damper device 12 includes a damper frame 121 and a hydraulic damper 122, and the hydraulic damper 122 is provided to the damper frame 121. Note that the height of the hydraulic buffer 122 is slightly higher than the height of the stage 1. The hydraulic buffer 122 is a conventional product, and will not be described herein.

Referring to fig. 2 and 4, the tension detecting apparatus provided in this embodiment further includes a scanner 13, a display 14, a safety grating 15, and a cabinet 16. The scanner 13 can scan the board to be detected to confirm whether the board type to be detected is matched, in this embodiment, the scanner 13 is preferably a two-dimensional code scanner 13, and the display 14 can be used to observe the change of the tension value of the servo cylinder 32. The cabinet 16 can increase the safety performance of the tension detection. The cabinet door is arranged on the cabinet body 16, the translation module 11 is arranged opposite to the cabinet door, the plate is conveniently placed above the carrying platform 1, the safety grating 15 is arranged at the cabinet door, and the cabinet door is closed by the safety grating 15 in the tensile force detection process, so that the safety performance is improved.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. A tension testing apparatus for tension testing a sheet material, the tension testing apparatus comprising:

a carrier (1) on which the sheet material can be placed;

the pressing plate (2) is in profiling with the plate, a plurality of first openings (21) are formed in the pressing plate (2), and the pressing plate (2) is movably arranged above the carrying platform (1) and can provide pressure for the plate;

-a pulling force assembly (3), the pulling force assembly (3) comprising a number of grippers (31) corresponding to the first openings (21), the grippers (31) being movably threaded out of the first openings (21) and being configured to grip and pull the sheet material.

2. The tension detecting apparatus according to claim 1, further comprising:

The support (4) is arranged above the carrying platform (1), and the support (4) comprises a plurality of upright posts (41) and a top plate (42);

-a hold down cylinder (5), the hold down cylinder (5) being provided to the top plate (42), the hold down cylinder (5) being configured to drive the platen (2) away from or towards the sheet material.

3. The tension testing apparatus according to claim 2, further comprising a connection plate (6), the connection plate (6) being slidably connected to the upright (41), the connection plate (6) being provided with a second opening (61) arranged opposite to the first opening (21);

the pressing plate (2) is arranged at the bottom of the connecting plate (6).

4. A tension testing apparatus according to claim 3, further comprising a carrier plate (7), the carrier plate (7) being slidably connected to the upright (41), a connecting rod (8) being arranged between the carrier plate (7) and the connecting plate (6);

the output end of the lower pressure cylinder (5) is connected with the bearing plate (7).

5. The tension detecting apparatus according to claim 4, wherein a third opening (71) provided opposite to the second opening (61) is provided on the carrier plate (7);

The pulling force subassembly (3) still includes servo electricity jar (32), servo electricity jar (32) set up in the top of loading board (7), the output of servo electricity jar (32) with tongs (31) are connected.

6. The tension detection apparatus according to claim 5, further comprising an industrial personal computer (9) and a tension sensor (10), wherein the tension sensor (10) is disposed between the gripper (31) and the servo cylinder (32), and the tension sensor (10) and the servo cylinder (32) are electrically connected to the industrial personal computer (9).

7. The tension detection apparatus according to claim 1, further comprising a translation module (11), wherein the stage (1) is disposed on a moving portion of the translation module (11), and an elastic member is disposed between the stage (1) and the moving portion.

8. The tension detecting apparatus according to claim 7, wherein the edge of the top of the carrier (1) is provided with a plurality of positioning members (101).

9. Tension detection apparatus according to claim 1, characterized in that the tension detection apparatus comprises two buffer devices (12), the two buffer devices (12) being arranged on both sides of the carrier (1) respectively to slow down the lowering speed of the platen (2).

10. The tension detecting apparatus according to claim 9, wherein the buffer device (12) includes a buffer frame (121) and a hydraulic buffer (122), the hydraulic buffer (122) being provided to the buffer frame (121).