Plum blossom contact assembling device

Abstract

The utility model relates to a tulip contact assembling device. The technical problem to be solved by the utility model is to provide the tulip contact assembling device. According to the technical scheme, the contact spring crimping device comprises an operation bottom plate, an air cylinder installation frame, a contact spring crimping assembly and a guide block, wherein the contact spring crimping assembly comprises a crimping air cylinder, a crimping disc and a spring pushing claw; the guide block is arranged at the upper end of the tulip contact of the high-voltage circuit breaker and is arranged on the inner side of the spring pushing claw, the guide block comprises a guide block first conical part, a guide block cylindrical part and a guide block second conical part, and the tulip contact spring is arranged on the guide block cylindrical part in a sleeving manner. The tulip contact assembling device has the advantages that the tulip contact assembling device replaces manual tulip contact spring sleeving, and is high in safety, time-saving, labor-saving and high in assembling efficiency; operation is simple, and action is stable and reliable.

Description

Technical Field

[0001] The utility model relates to a plum blossom contact assembly device. Background Art

[0002] High voltage circuit breaker plum blossom contact (49), such as Figure 6 As shown, it comprises a transversely arranged plum blossom partition plate (50), a contact (51) longitudinally arranged at intervals around a circular arc and clamped on the plum blossom partition plate (50), and a plum blossom contact spring (52) sleeved on the contact (51) and elastically locking the upper and lower ends of the contact (51). When assembling the plum blossom contact, the plum blossom contact spring (52) needs to be sleeved outside the contact (51). The traditional method is to manually install it with a tool. This method is time-consuming and labor-intensive, and due to the elastic force of the plum blossom contact spring (52), it is easy to accidentally injure people during assembly, which has poor safety and low efficiency. Improvements are made in this regard. Utility Model Content

[0003] In order to solve the above problems, the technical problem to be solved by the utility model is to provide a plum blossom contact assembly device.

[0004] The technical solution adopted by the utility model plum blossom contact assembly device is characterized in that it includes an operating base plate, a cylinder mounting frame arranged on the operating base plate, a contact spring crimping assembly and a guide block for guiding the movement of the contact spring crimping assembly, the contact spring crimping assembly includes a crimping cylinder fixed on the cylinder mounting frame, a crimping disk connected to the output shaft of the crimping cylinder, and a spring pushing claw arranged on the crimping disk at intervals around a circular arc and capable of swinging inwards and outwards;

[0005] The guide block is placed on the upper end of the plum blossom contact of the high-voltage circuit breaker and is arranged on the inner side of the spring pushing claw. The guide block includes a first cone portion of the guide block, a cylindrical portion of the guide block and a second cone portion of the guide block which are arranged in sequence from top to bottom. The plum blossom contact spring is sleeved on the cylindrical portion of the guide block. The spring pushing claw is used to push the plum blossom contact spring onto the contact.

[0006] It also includes a limiting spring. The upper end of the first cone of the guide block is provided with a spring limiting groove for positioning the limiting spring. The lower end of the limiting spring is placed in the spring limiting groove and its upper end is used to limit the bottom of the crimping disk.

[0007] The lower end of the spring push claw is provided with a push claw grasping head which is bent inwardly, and the push claw grasping head is provided with a contact spring limiting opening corresponding to the plum blossom contact spring.

[0008] The contact spring crimping assembly also includes a push claw elastic pad, and an elastic pad positioning groove for installing and positioning the push claw elastic pad is provided on the outer side of the spring push claw.

[0009] The operating bottom plate is provided with a bottom plate positioning edge for placing the bottom of the plum blossom contact of the high-voltage circuit breaker.

[0010] The spring limiting groove is provided with an inner retaining edge for preventing the limiting spring from falling off, and the inner retaining edge of the limiting groove is provided with a retaining edge yielding opening for facilitating the placement of the limiting spring.

[0011] The cylindrical portion of the guide block is provided with a cylindrical portion docking groove for preventing the plum blossom contact spring from falling off.

[0012] The advantages of the plum blossom contact assembly device of the utility model are: it replaces the manual installation of the plum blossom contact spring, has high safety, saves time and labor, and has high assembly efficiency; it is easy to operate and has stable and reliable action. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0014] Figure 1 It is a structural schematic diagram of the plum blossom contact assembly device of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the contact spring crimping assembly of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the operating base plate of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the guide block of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the spring-pushing claw of the utility model;

[0019] Figure 6 The utility model is a structural schematic diagram of a plum blossom contact of a high voltage circuit breaker. DETAILED DESCRIPTION

[0020] like Figure 1-5As shown, the plum blossom contact assembly device involved in the utility model comprises an operating base plate 1, a cylinder mounting frame 2 arranged on the operating base plate 1, a contact spring crimping assembly 3 and a guide block 4 for guiding the action of the contact spring crimping assembly 3, wherein the contact spring crimping assembly 3 comprises a crimping cylinder 7 fixed on the cylinder mounting frame 2, a crimping plate 8 connected to the output shaft of the crimping cylinder 7, and a spring pushing claw 9 arranged on the crimping plate 8 at intervals around a circular arc and capable of swinging inwards and outwards; the guide block 4 is placed The upper end of the high-voltage circuit breaker plum blossom contact 49 is arranged on the inner side of the spring pushing claw 9. The guide block 4 includes a first guide block cone 13, a guide block cylindrical portion 14 and a guide block second cone 15 arranged in sequence from top to bottom. The plum blossom contact spring 52 is sleeved on the guide block cylindrical portion 14. The spring pushing claw 9 is used to push the plum blossom contact spring 52 onto the contact 51, replacing the manual sleeve of the plum blossom contact spring, with high safety, time and labor saving, high assembly efficiency, simple operation, and stable and reliable action.

[0021] It also includes a limit spring 5. The upper end of the first cone 13 of the guide block is provided with a spring limit groove 17 for positioning the limit spring 5. The lower end of the limit spring 5 is placed in the spring limit groove 17 and the upper end is used to limit the bottom of the crimping disk 8 to prevent the crimping disk 8 from over-moving, playing a buffering and limiting role, and making the device safer.

[0022] The lower end of the spring push claw 9 is provided with a push claw grabbing head 18 which is bent inwardly. The push claw grabbing head 18 is provided with a contact spring limiting opening 19 corresponding to the plum blossom contact spring 52, which can accurately pick up the plum blossom contact spring 52 and improve the stability and reliability of the action.

[0023] The contact spring crimping assembly 3 also includes a push claw elastic pad 10, and an elastic pad positioning groove 20 for installing and positioning the push claw elastic pad 10 is provided on the outer side of the spring push claw 9, so that multiple spring push claws 9 can move together and move more smoothly.

[0024] The operating base plate 1 is provided with a bottom positioning edge 12 for placing the bottom of the high-voltage circuit breaker plum blossom contact 49, which ensures accurate positioning.

[0025] The spring limiting groove 17 is provided with a limiting groove inner rib 24 to prevent the limiting spring 5 from falling off, and the limiting groove inner rib 24 is provided with a rib yielding opening 25 for facilitating the insertion of the limiting spring 5, effectively preventing the limiting spring 5 from falling off when it returns to its original position after compression.

[0026] The guide block cylindrical portion 14 is provided with a cylindrical portion docking groove 22 to prevent the plum blossom contact spring 52 from falling off.

[0027] Operation process: place the bottom of the high-voltage circuit breaker plum blossom contact 49 in the positioning surround 12 under the bottom plate, then place the guide block 4 on the upper end of the high-voltage circuit breaker plum blossom contact 49 and set it on the inner side of the spring pushing claw 9, manually sleeve the plum blossom contact spring 52 on the cylindrical part 14 of the guide block, and the crimping cylinder 7 moves downward to drive the spring pushing claw 9 to expand along the guide block 4. The contact spring limit opening 19 of the spring pushing claw 9 drives the high-voltage circuit breaker plum blossom contact 49 to be pushed downward until it is sleeved outside the contact 51 to achieve assembly.

[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention are included in the protection scope of the present invention.

Claims

1. A plum blossom contact assembly device, characterized in that: The invention comprises an operating base plate (1), a cylinder mounting frame (2) arranged on the operating base plate (1), a contact spring crimping assembly (3) and a guide block (4) for guiding the movement of the contact spring crimping assembly (3); the contact spring crimping assembly (3) comprises a crimping cylinder (7) fixed on the cylinder mounting frame (2), a crimping disk (8) connected to the output shaft of the crimping cylinder (7), and a spring pushing claw (9) arranged on the crimping disk (8) at intervals around an arc and capable of swinging inward and outward; The guide block (4) is placed on the upper end of the high-voltage circuit breaker plum blossom contact (49) and is arranged on the inner side of the spring pushing claw (9). The guide block (4) includes a first guide block cone (13), a guide block cylindrical portion (14) and a second guide block cone (15) arranged in sequence from top to bottom. The plum blossom contact spring (52) is sleeved on the guide block cylindrical portion (14). The spring pushing claw (9) is used to push the plum blossom contact spring (52) onto the contact (51).

2. The plum blossom contact assembly device according to claim 1, characterized in that: It also includes a limiting spring (5), and the upper end of the first cone portion (13) of the guide block is provided with a spring limiting groove (17) for positioning the limiting spring (5). The lower end of the limiting spring (5) is placed in the spring limiting groove (17) and the upper end is used to limit the bottom of the pressing plate (8).

3. The plum blossom contact assembly device according to claim 1, characterized in that: The lower end of the spring pushing claw (9) is provided with a pushing claw grabbing head (18) bent inward, and the pushing claw grabbing head (18) is provided with a contact spring limiting opening (19) corresponding to the plum blossom contact spring (52).

4. The plum blossom contact assembly device according to claim 1, characterized in that: The contact spring crimping assembly (3) further comprises a pushing claw elastic pad (10), and an elastic pad positioning groove (20) for installing and positioning the pushing claw elastic pad (10) is provided on the outer side of the spring pushing claw (9).

5. The plum blossom contact assembly device according to claim 1, characterized in that: The operating base plate (1) is provided with a bottom positioning edge (12) for inserting the bottom of the high-voltage circuit breaker plum blossom contact (49).

6. The plum blossom contact assembly device according to claim 2, characterized in that: The spring limiting groove (17) is provided with a limiting groove inner retaining edge (24) for preventing the limiting spring (5) from falling off, and the limiting groove inner retaining edge (24) is provided with a retaining edge yielding opening (25) for facilitating the insertion of the limiting spring (5).

7. The plum blossom contact assembly device according to claim 1, characterized in that: The guide block cylindrical portion (14) is provided with a cylindrical portion docking groove (22) for preventing the plum blossom contact spring (52) from falling off.

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