Workpiece positioning device and pressure testing machine provided with same

Abstract

The utility model provides a work piece positioning device and a pressure testing machine equipped with the work piece positioning device, the work piece positioning device comprises a base plate, the base plate is equipped with a first push plate and a push block which can move relatively, and a space is reserved between the first push plate and the push block for placing a work piece. A pressing block capable of moving up and down along the first push plate is installed on the first push plate and used for longitudinally fixing a workpiece. The pressure testing machine comprises a pressure head and a workbench, a workpiece positioning device is installed on the workbench, and the pressure head and the workpiece positioning device are arranged in a matched mode. Through the workpiece positioning device, the iron plate with the magnet can be tested after being fixed by the pressure testing machine, the operation is fast and convenient, and the testing efficiency can be effectively improved. In conclusion, the workpiece positioning device and the pressure testing machine provided with the workpiece positioning device are reasonable in structure, convenient to operate and suitable for popularization and application.

Description

Technical Field

[0001] The utility model belongs to the field of magnet magnetic force testing equipment, and in particular relates to a workpiece positioning device and a pressure testing machine equipped with the workpiece positioning device. Background Art

[0002] At present, the magnets produced, such as NdFeB magnets, need to be tested for their magnetic properties, but there is no suitable testing equipment on the market to test them.

[0003] Therefore, in view of the shortcomings of the above solution in actual production and implementation, a workpiece positioning device and a pressure testing machine equipped with the workpiece positioning device are provided to solve the above technical problems. Utility Model Content

[0004] The utility model provides a workpiece positioning device and a pressure testing machine equipped with the workpiece positioning device, which solves the problems in the prior art.

[0005] The technical solution of the present utility model is implemented as follows: a workpiece positioning device includes a base plate, the base plate is equipped with a first push plate and a push block that can move relatively, a space is left between the first push plate and the push block for placing the workpiece, and the first push plate is equipped with a pressure block that can move up and down along the first push plate, and the pressure block is used to fix the workpiece longitudinally.

[0006] As a preferred embodiment, a first sliding assembly and a second sliding assembly are installed on the base plate, the first push plate is transmission connected to the first sliding assembly, and the push block is transmission connected to the second sliding assembly. The first push plate and the push block are driven by the first sliding assembly and the second sliding assembly to achieve relative movement to fix the workpiece.

[0007] As a preferred embodiment, the first sliding assembly includes a first slide rail fixedly mounted on the bottom plate, a first slider is slidably mounted on the first slide rail, and the first push plate is fixedly mounted on a side wall of the first slider;

[0008] The second sliding assembly includes a second slide rail fixedly mounted on the bottom plate, a second slider is slidably mounted on the second slide rail, and the push block is mounted on the side of the second slider;

[0009] The push block corresponds to the position of the first push plate.

[0010] As a preferred embodiment, a vertical bar with a sliding groove is fixedly installed on the side wall of the first push plate, and there are two vertical bars. A movable block is slidably installed in the sliding groove of the two vertical bars. The pressure block is located on the top of the movable block. The pressure block moves up and down along the first push plate through the movable block. The movable block is installed with a positioning column that can lock the movable block and the first push plate.

[0011] As a preferred embodiment, a notch is provided on the top of the movable block, and the pressing block is movably installed in the notch.

[0012] As a preferred embodiment, a second push plate is fixedly installed on the side of the second sliding block, a fixed cylinder is fixedly installed on the side of the second push plate, a spring is installed in the fixed cylinder, a sliding column is fixedly installed on the side of the push block, and the sliding column is slidably installed in the fixed cylinder.

[0013] As a preferred embodiment, a groove is provided on a side of the push block close to the first push plate.

[0014] As a preferred embodiment, a pressure testing machine is provided, which includes a pressure head and a workbench. The workbench is provided with the above-mentioned workpiece positioning device, and the pressure head and the workpiece positioning device are arranged in coordination with each other.

[0015] After adopting the above technical solution, the beneficial effects of the present invention are as follows: the present invention discloses a workpiece positioning device and a pressure testing machine equipped with the workpiece positioning device, which can be used to test an iron plate with a magnet after being fixed in the pressure testing machine through the workpiece positioning device, and the operation is quick and convenient, which can improve the testing efficiency to a certain extent. In summary, the present workpiece positioning device and the pressure testing machine equipped with the workpiece positioning device have a reasonable structure, are easy to operate, and are suitable for promotion and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0017] Figure 1 This is a structural diagram of a workpiece positioning device according to Example 1 of the present utility model;

[0018] Figure 2 This is a schematic top view of the workpiece positioning device of Example 1 of the present utility model;

[0019] Figure 3 This is a side structural schematic diagram of a workpiece positioning device according to Example 1 of the present utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the workpiece positioning device of Example 1 of the present utility model;

[0021] Figure 5 Schematic diagram of the structure of magnet and iron plate;

[0022] Figure 6 This is a structural diagram of Example 2 of the present utility model;

[0023] Figure 7 This is a structural diagram of Example 2 of the present utility model.

[0024] In the figure, 1, bottom plate; 2, first slide rail; 3, first push plate; 4, iron plate; 5, push block; 6, second slide rail; 7, first side plate; 8, fixed cylinder; 9, second push plate; 10, push block; 11, pressure block; 12, positioning column; 13, magnet; 14, second slider; 15, vertical bar; 16, workbench; 17, pressure head; 18, first slider; 19, slide column; 20, second side plate; 21, movable block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1: Figures 1 to 4 As shown, a workpiece positioning device includes a base plate 1, on which a first push plate 3 and a push block 10 that can move relatively are installed. A space is left between the first push plate 3 and the push block 10 for placing the workpiece. A pressure block 11 that can move up and down along the first push plate 3 is installed on the first push plate 3, and the pressure block 11 is used to fix the workpiece longitudinally.

[0027] The first sliding assembly and the second sliding assembly are installed on the base plate 1, the first push plate 3 is transmission connected to the first sliding assembly, and the push block 10 is transmission connected to the second sliding assembly. The first push plate 3 and the push block 10 are driven by the first sliding assembly and the second sliding assembly to achieve relative movement to fix the workpiece.

[0028] Specifically, the first sliding assembly includes a first slide rail 2 fixedly mounted on the bottom plate 1, a first slider 18 is slidably mounted on the first slide rail 2, and a first push plate 3 is fixedly mounted on the side wall of the first slider 18;

[0029] The second sliding assembly includes a second slide rail 6 fixedly arranged on the base plate 1, a second slider 14 is slidably mounted on the second slide rail 6, and a push block 10 is mounted on the side of the second slider 14;

[0030] The push block 10 corresponds to the first push plate 3 in position.

[0031] Specifically, the first slide rail 2 is provided with a dovetail groove, and the bottom of the first slider 18 matches the shape of the dovetail groove. The bottom of the first slider 18 is slidably installed in the dovetail groove. The first slider 18 is provided with a threaded hole, and a threaded column is threadedly installed in the threaded hole. The threaded hole passes through the first slider 18. The threaded column is rotated to contact the bottom surface of the dovetail groove to achieve the fixation of the first slider 18 to the first slide rail 2. The second slider 14 and the second slide rail 6 are provided with the same threaded column as the first slider 18 and the first slide rail 2.

[0032] A vertical bar 15 with a sliding groove is fixedly installed on the side wall of the first push plate 3. There are two vertical bars 15. A movable block 21 is slidably installed in the sliding groove of the two vertical bars 15. The pressure block 11 is located on the top of the movable block 21. The pressure block 11 moves up and down along the first push plate 3 through the movable block 21. The movable block 21 is installed with a positioning column 12 that can lock the movable block 21 and the first push plate 3.

[0033] Specifically, a first side plate 7 is fixedly provided on the side of the first push plate 3 , and the first side plate 7 is fixedly connected to the first slider 18 ; a second side plate 20 is provided on the side of the second push plate 9 , and the second side plate 20 is fixedly connected to the second slider 14 .

[0034] Specifically, the movable block 21 is provided with a threaded hole, and the positioning column 12 is a threaded column. The positioning column 12 is threadedly installed in the threaded hole. When the positioning column 12 is rotated, the end of the positioning column 12 contacts the side of the movable block to fix the movable block and the first push plate 3.

[0035] A notch is provided on the top of the movable block, and the pressing block 11 is movably installed in the notch.

[0036] A second push plate 9 is fixedly installed on the side of the second sliding block 14, a fixed cylinder 8 is fixedly installed on the side of the second push plate 9, a spring is installed in the fixed cylinder 8, a sliding column 19 is fixedly installed on the side of the push block 10, and the sliding column 19 is slidably installed in the fixed cylinder 8.

[0037] A groove is provided on one side of the push block 10 close to the first push plate 3 .

[0038] Example 2: Figure 6 、 Figure 7 As shown, the pressure testing machine includes a pressure head 17 and a workbench 16, and is characterized in that a workpiece positioning device as described above is installed on the workbench 16, and the pressure head 17 is arranged in coordination with the workpiece positioning device.

[0039] When in use, the magnet 13 is adsorbed on the iron plate 4. Figure 4As shown, when placed, the magnet 13 is spaced apart from the side of the iron plate 4 that contacts the bottom plate 1, and the magnet 13 corresponds to the position of the groove. The iron plate 4 is then placed between the push block 10 and the first push plate 3, and the distance between the push block 10 and the first push plate 3 is adjusted so that the push block 10 and the first push plate 3 are clamped and fixed. At this time, the magnet 13 is located in the groove, and the movable block 21 is then adjusted so that the pressure block 11 presses the iron plate 4 to prevent the iron plate 4 from moving longitudinally. At this point, the position of the magnet 13 corresponds to that of the pressure head 17, and the pressure head 17 is operated to press down to perform a magnetic force test on the magnet 13.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A workpiece positioning device, comprising a base plate (1), characterized in that: The base plate (1) is provided with a first push plate (3) and a push block (10) which are relatively movable, a space being left between the first push plate (3) and the push block (10) for placing a workpiece, and a pressing block (11) which is movable up and down along the first push plate (3) is provided on the first push plate (3), and the pressing block (11) is used to fix the workpiece longitudinally.

2. A workpiece positioning device according to claim 1, characterized in that: A first sliding assembly and a second sliding assembly are installed on the base plate (1); the first push plate (3) is transmission-connected to the first sliding assembly; the push block (10) is transmission-connected to the second sliding assembly; the first push plate (3) and the push block (10) are driven by the first sliding assembly and the second sliding assembly to achieve relative movement to fix the workpiece.

3. A workpiece positioning device according to claim 2, characterized in that: The first sliding assembly comprises a first slide rail (2) fixedly arranged on a bottom plate (1), a first slider (18) being slidably mounted on the first slide rail (2), and the first push plate (3) being fixedly mounted on a side wall of the first slider (18); The second sliding assembly comprises a second slide rail (6) fixedly arranged on the bottom plate (1), a second slider (14) being slidably mounted on the second slide rail (6), and the push block (10) being mounted on the side of the second slider (14); The push block (10) corresponds to the position of the first push plate (3).

4. A workpiece positioning device according to claim 1, characterized in that: A vertical bar (15) with a sliding groove is fixedly installed on the side wall of the first push plate (3), and two vertical bars (15) are provided. A movable block (21) is slidably installed in the sliding groove of the two vertical bars (15). The pressing block (11) is located on the top of the movable block (21). The pressing block (11) moves up and down along the first push plate (3) through the movable block (21). The movable block (21) is installed with a positioning column (12) that can lock and fix the movable block (21) and the first push plate (3).

5. A workpiece positioning device according to claim 4, characterized in that: A notch is provided on the top of the movable block (21), and the pressing block (11) is movably installed in the notch.

6. A workpiece positioning device according to claim 3, characterized in that: A second push plate (9) is fixedly mounted on the side of the second sliding block (14), a fixed cylinder (8) is fixedly mounted on the side of the second push plate (9), a spring is mounted in the fixed cylinder (8), a sliding column (19) is fixedly mounted on the side of the push block (10), and the sliding column (19) is slidably mounted in the fixed cylinder (8).

7. A workpiece positioning device according to claim 6, characterized in that: A groove is provided on one side of the push block (10) close to the first push plate (3).

8. A pressure testing machine, comprising a pressure head (17) and a workbench (16), characterized in that: A workpiece positioning device according to any one of claims 1 to 7 is installed on the workbench (16), and the pressure head (17) is arranged in cooperation with the workpiece positioning device.

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