Multi-point voltage-withstanding test mechanism

Abstract

The utility model discloses a multi-point type withstand voltage test mechanism, which comprises a driving unit, a mounting disc and a plurality of probes, the driving unit can drive the mounting disc to move up and down, the plurality of probes are arranged on the mounting disc in a manner of being capable of moving up and down, the probes can be communicated with a power supply, and when the driving unit drives the mounting disc to move, the probes are connected with the power supply. Therefore, the probe can abut against the workpiece so as to complete the multi-point voltage withstanding test. The device is reasonable in structure and good in use safety, and facilitates the improvement of the test efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to quality inspection equipment technical field, concretely is a kind of multi-point pressure test mechanism. BACKGROUND

[0002] The electromagnetic brake is a kind of connector that transmits the driving side torque to the passive side, which can be combined, cut off or braked freely as needed, has the advantages of compact structure, simple operation, sensitive response, long service life, reliable use, easy to realize remote control, etc. In production practice, the electromagnetic brake needs to be tested for voltage resistance to ensure the quality of the factory. The existing voltage resistance test is mostly carried out by manual test equipment, which has high safety risk. In addition, workers need to test the voltage resistance at multiple positions in turn, which not only has high labor intensity, but also has low test efficiency. UTILITY MODEL CONTENT

[0003] The utility model discloses a kind of multi-point pressure test mechanism, it solves the technical problem that the safety risk of existing technology electromagnetic brake pressure test is high, labor intensity is big and test efficiency is low. With the technical effect that structure is reasonable, use safety is good, it is beneficial to improve test efficiency. The technical scheme adopted is as follows:

[0004] A kind of multi-point pressure test mechanism, including driving unit, mounting disc, multiple probes, the driving unit can drive mounting disc displacement, multiple the probe is displaced on mounting disc, and the probe can be communicated with power supply, when the driving unit drives mounting disc displacement, can make the probe and workpiece contact, to complete multi-point pressure test.

[0005] On the basis of the above technical solution, it further includes rack, the rack includes workbench surface, the workbench surface is used to support workpiece upwards, wiring cabinet is fixedly arranged above the workbench surface, the probe is connected with power supply in wiring cabinet by wire.

[0006] On the basis of the above technical solution, the workbench surface is further provided with positioning block for positioning workpiece.

[0007] On the basis of the above technical solution, the positioning block is detachably connected with the workbench surface.

[0008] On the basis of the above technical solution, the probe is upwardly penetrated through mounting disc and gap-fitted with mounting disc, the head section of the probe that extends out of mounting disc is further provided with upper stop block, the bottom section of the probe is further provided with lower stop block, and the probe is provided with compression spring between the upper stop block and the lower stop block.

[0009] On the basis of the above technical solution, the part of the probe that is in contact with workpiece downwardly is tapered from large to small.

[0010] On the basis of the above technical scheme, the mounting disc is made of insulating material.

[0011] On the basis of the above technical scheme, the driving unit comprises a cylinder, and a piston rod of the cylinder is fixedly connected to the mounting disc downward.

[0012] On the basis of the above technical scheme, the mounting disc is further provided with a shroud with an upper opening, the shroud covers the piston rod, and the shroud is provided with a window for viewing the piston rod.

[0013] On the basis of the above technical scheme, the cylinder and the mounting disc are coaxially arranged.

[0014] Beneficial effects

[0015] The utility model discloses a reasonable structure, and a plurality of probes are arranged on the mounting disc simultaneously, so that voltage withstand tests can be simultaneously conducted at multiple position points, which is beneficial to improving test efficiency. In addition, the mounting disc is displaced up and down under the action of the driving unit to complete the voltage withstand test, so that automatic operation can be realized, and safety risks and labor costs can be reduced. Furthermore, the probe is connected to the mounting disc in a displaceable manner up and down, so that the probe can be flexibly abutted against the workpiece when the voltage withstand test is conducted, the workpiece can be prevented from being damaged, and workpieces with different longitudinal dimensions can be simultaneously used, and the use flexibility is good. Specifically, the probe comprises upper and lower stop blocks, and a spring is arranged on the probe between the upper and lower stop blocks, so that the probe can be flexibly abutted against the workpiece and used with workpieces of different longitudinal dimensions, and the probe can be automatically reset after being separated from the workpiece, and the use is convenient.

[0016] The utility model discloses further include frame, frame includes workbench surface, and workbench surface is equipped with the positioning block, and simultaneously driving unit can pass through connecting piece fixedly arranged on frame, so not only can fast positioning workpiece, and still can guarantee that probe has good positional accuracy with workpiece, and then guarantee that voltage withstand test is carried out efficiently.

[0017] The mounting disc in the utility model is made of insulating material, which further improves the safety of workers, prevents the testing mechanism from being electrified, and is beneficial to ensuring that the voltage withstand test is carried out smoothly. The mounting disc is further provided with a shroud, the shroud covers the piston rod, and the shroud is provided with a window, which is beneficial to improving the safety of workers, and the working condition of the piston can be conveniently observed, and the use is convenient. ACCURACY

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only one embodiment of the utility model, and those skilled in the art can obtain other embodiment drawings according to the provided drawings without creating creative labor.

[0019] Figure 1 : the three-dimensional structure schematic view of the utility model;

[0020] Figure 2 : the structure schematic view of the front view of the utility model; DETAILED DESCRIPTION

[0021] The following description and drawings are illustrative of the specific embodiments herein and are not intended to be limiting. Parts and features of some embodiments can be included or replaced by parts and features of other embodiments. The scope of the embodiments herein includes the whole area of the claims as well as any available equivalents of the claims. In this document, the terms "first", "second" and the like are used to distinguish one element from another, without necessarily requiring or implying any actual relationship or order between such elements. In fact, the first element could be named the second element and vice versa without changing the meaning of the description. Also, the terms "comprises", "comprising", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a structure, device or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such structure, device or apparatus. Without further limitation, an element defined by an "including a" does not exclude the presence of additional identical elements in the structure, device or apparatus that includes the element. The various embodiments herein are described in a progressive manner, each focusing on the differences with the other embodiments, and the same or similar parts between the various embodiments can be mutually referred to.

[0022] In this document, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used for the convenience of description herein and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In the description herein, unless otherwise specified and limited, the terms "mount", "connect", "connection" should be understood broadly, for example, it can be a mechanical connection or an electrical connection, it can be a communication between two elements inside, it can be a direct connection or an indirect connection through an intermediate medium, and the specific meaning of the above terms can be understood by the person skilled in the art according to the specific circumstances.

[0023] In this document, the term "a plurality of" means two or more, unless otherwise specified.

[0024] In the present document, the character " / " represents an "or" relationship between the preceding and following objects. For example, A / B represents: A or B.

[0025] In the present document, the term "and / or" is a description of the relationship between the objects, which means that there can be three relationships. For example, A and / or B, which means: A or B, or, A and B, three relationships.

[0026] As shown in Figure 1 and 2 A multi-point voltage withstand test mechanism, comprising a rack, a driving unit 1, a mounting disc 2, a plurality of probes 3.

[0027] The rack comprises a workbench 4 for supporting the workpiece upwardly, and a positioning block 6 for positioning the workpiece is further arranged on the workbench 4. In the embodiment, the positioning block 6 is detachably connected with the workbench 4, so that different models of workpieces can be applied.

[0028] As shown in Figure 1 , a wiring cabinet 5 is fixedly arranged on the workbench 4 through a connecting plate, and the wiring cabinet 5 comprises a door plate and is provided with a power supply in the wiring cabinet 5, which can provide a power supply for the probes 3 for voltage measurement.

[0029] The driving unit 1 can drive the mounting disc 2 to displace upwardly and downwardly, as shown in Figure 2 , the driving unit 1 comprises a cylinder, the cylinder is connected with the connecting plate through a cantilever, the piston rod of the cylinder is fixedly connected with the mounting disc 2 downwardly, and the cylinder and the mounting disc 2 are coaxially arranged.

[0030] As shown in Figure 1 , a shroud 8 with an upper opening is further fixedly arranged on the top of the mounting disc 2, the shroud 8 covers the outside of the piston rod, and a window 81 for viewing the piston rod is arranged on the shroud 8, which is beneficial to improve the safety of use, and at the same time avoids the entry of sundries into the vicinity of the piston, affecting the normal action of the cylinder.

[0031] In the embodiment, the mounting disc 2 is made of insulating material, such as engineering plastic, and a through hole is arranged on the mounting disc 2, the probes 3 pass through the through hole and are in clearance fit with the mounting disc 2, and the head portion of the probe 3 is connected with the power supply in the wiring cabinet 5 through an electric wire (not shown). The probe 3 is arranged on the mounting disc 2 in a displaceable manner upwardly and downwardly, specifically, the head portion of the needle extending out of the mounting disc 2 is further fixedly provided with an upper stop block 31, the bottom portion of the probe 3 is further fixedly provided with a lower stop block 32, and a compression spring 7 is sleeved on the probe 3 between the upper stop block 31 and the lower stop block 32, so that when the probe 3 is separated from the workpiece, the probe 3 can be automatically reset under the action of the compression spring 7. In addition, in order to facilitate the voltage withstand test, the part of the probe 3 downwardly abutting against the workpiece is tapered from large to small, avoiding touching other areas of the workpiece during the test.

[0032] In other embodiments of the present application, a plurality of through holes can be provided on the mounting disc 2, so that the positions and number of the probes 3 can be adaptively set according to different types of workpieces, so as to further improve the applicability.

[0033] When the driving unit 1 drives the mounting disc 2 to move up and down, the probes 3 can be brought into contact with the workpiece to complete the multi-point voltage resistance test.

[0034] The utility model is described above by way of example, but the utility model is not limited to the above specific embodiments, and any modification or change based on the utility model belongs to the scope of protection required by the utility model.

Claims

1. A multi-point withstand pressure testing mechanism, characterized in that, Includes a drive unit (1), a mounting plate (2), and multiple probes (3). The drive unit (1) can drive the mounting plate (2) to move up and down. The multiple probes (3) are disposed on the mounting plate (2) in a way that allows them to move up and down. The probes (3) can be connected to a power source. When the drive unit (1) drives the mounting plate (2) to move, the probes (3) can come into contact with the workpiece to complete a multi-point withstand pressure test. The probe (3) passes upward through the mounting plate (2) and is in clearance fit with the mounting plate (2). The head section of the probe (3) extending out of the mounting plate (2) is also fixed with an upper stop block (31). The bottom section of the probe (3) is also fixed with a lower stop block (32). The probe (3) between the upper stop block (31) and the lower stop block (32) is fitted with a compression spring (7). The mounting plate (2) is made of insulating material.

2. The multi-point withstand voltage testing mechanism according to claim 1, characterized in that, It also includes a frame, which includes a worktable (4) for supporting the workpiece upwards. A wiring cabinet (5) is fixed above the worktable (4), and the probe (3) is connected to the power supply in the wiring cabinet (5) via a wire.

3. The multi-point withstand voltage testing mechanism according to claim 2, characterized in that, The worktable (4) is also provided with a positioning block (6) for positioning the workpiece.

4. The multi-point withstand voltage testing mechanism according to claim 3, characterized in that, The positioning block (6) is detachably connected to the worktable (4).

5. The multi-point withstand voltage testing mechanism according to claim 1, characterized in that, The portion of the probe (3) that contacts the workpiece downwards is tapered, with a larger top and a smaller bottom.

6. The multi-point withstand voltage testing mechanism according to any one of claims 1 to 5, characterized in that, The drive unit (1) includes a cylinder, the piston rod of which is fixed downward to the mounting plate (2).

7. The multi-point withstand voltage testing mechanism according to claim 6, characterized in that, The mounting plate (2) is also fixed with a cover (8) with an opening at the top. The cover (8) covers the piston rod and has a viewing window (81) for viewing the piston rod.

8. The multi-point withstand voltage testing mechanism according to claim 7, characterized in that, The cylinder and mounting plate (2) are arranged along the same axis.

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