Punching device of lower wire outlet assembly

Abstract

The utility model relates to the field of lower wire outlet assembly machining, in particular to a tapping device of a lower wire outlet assembly, which comprises a workbench, a fixing groove is arranged on the workbench, a cooling pipe used for machining and cooling is fixedly connected on the workbench, and a hole milling assembly used for tapping is fixedly arranged on the workbench. A tool assembly used for fixing the lower wire outlet assembly is fixedly arranged on the workbench, the tool assembly comprises a fixing block, the fixing block is installed in the fixing groove in a sliding mode, a bearing plate is fixed to the fixing block, two limiting blocks are fixedly arranged on the bearing plate, an adjusting block is installed between the two limiting blocks, and a pressing plate is fixed to the adjusting block. According to the punching device of the lower wire outlet assembly, the lower wire outlet assembly is fixed through the tool assembly, the tool assembly is of an easy-to-assemble structure, all the parts are assembled in a positioning mode, the installation precision of the tool assembly is improved, and when the lower wire outlet assembly and the tool assembly are assembled, the installation precision is high, and disassembly and assembly are convenient; and the processing efficiency of the lower wire outlet assembly is improved.

Description

Technical Field

[0001] The utility model relates to the field of processing a lower outlet wire assembly, in particular to a hole opening device for the lower outlet wire assembly. Background Art

[0002] The lower outlet assembly is an accessory in an outdoor high-voltage vacuum circuit breaker. It is mainly made of copper and has several holes on its surface for connecting cables.

[0003] In the prior art, the name disclosed in the application number: CN201621423314.3 is: a lower outlet wire processing positioning device, wherein the processing positioning device includes a base, a positioning ring, a positioning plate, and two side pressure plates; the positioning ring is installed on the surface of the base, and the positioning ring is provided with an annular step surface that can cooperate with the end face of the lower outlet wire for positioning; the surface of the positioning plate is provided with an arc-shaped step surface.

[0004] However, the lower outlet wire processing positioning device mentioned in the prior art requires the lower outlet wire to be aligned with the positioning ring and then locked when fixing the lower outlet wire. The fixing operation is cumbersome, and the positioning operation during the lower outlet wire processing will affect the processing accuracy of the lower outlet wire. Therefore, it is necessary to design a hole opening device for the lower outlet wire assembly. Utility Model Content

[0005] The utility model aims to provide a hole opening device for a lower outlet assembly to solve the problems in the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A hole-making device for a lower outlet assembly comprises a workbench, a fixing groove is provided on the workbench, a cooling pipe for machining and cooling is fixedly connected to the workbench, and a milling assembly for making a hole is fixedly provided on the workbench;

[0008] The workbench is fixedly provided with a tooling assembly for fixing the lower outlet assembly, the tooling assembly includes a fixing block, the fixing block is slidably installed in the fixing groove, a supporting plate is fixed on the fixing block, two limit blocks are fixed on the supporting plate, an adjusting block is installed between the two limit blocks, and a pressing plate is fixed on the adjusting block.

[0009] Furthermore, the fixing block is connected to the workbench through a screw, an empty slot is provided on the fixing block, columns for supporting the support plate are fixedly arrayed on the fixing block, threaded holes are provided on the columns, and the tooling assembly also includes a number of screws for fixing.

[0010] Furthermore, positioning grooves are symmetrically arranged on the supporting plate, an opening groove is arranged on one side of the supporting plate, and a plurality of L-shaped plates are fixedly arranged on the supporting plate, and the L-shaped plates abut against one side of the column.

[0011] Furthermore, a positioning block is fixedly provided at the bottom of the limit block, the positioning block cooperates with the positioning groove, a groove is provided on one side of the limit block, and an installation groove is opened on the other side, the installation groove is connected to the groove, and a horizontal groove is provided in the installation groove.

[0012] Furthermore, the adjustment block is arranged in the installation groove between the two limit blocks, and the grooves on the two limit blocks form a material groove for fixing the lower outlet assembly, and the material groove is located above the opening groove.

[0013] Furthermore, a top block is fixedly provided at one end of the adjusting block, sliding blocks are fixedly provided at both sides of the adjusting block, the sliding blocks are slidably connected to the horizontal grooves, and a pressing plate is fixed on the adjusting block.

[0014] Beneficial effects of the utility model:

[0015] 1. The hole-opening device of the lower outlet assembly of the utility model fixes the lower outlet assembly by a tooling assembly, the tooling assembly adopts an easy-to-assemble structure, and the components are positioned and assembled to improve the installation accuracy of the tooling assembly, and the installation accuracy is high when the lower outlet assembly and the tooling assembly are assembled;

[0016] 2. The hole-opening device of the lower outlet assembly of the utility model has a simple structure. The lower outlet assembly is accurately and stably fixed by the tooling assembly, thereby improving the accuracy of the hole opening on the surface of the lower outlet assembly. At the same time, the connection between the lower outlet assembly and the tooling assembly is convenient for assembly and disassembly, thereby improving the processing efficiency of the lower outlet assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the structure of the hole-opening device of the utility model;

[0019] Figure 2 It is a cross-sectional view of the hole-opening device of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the tooling assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the exploded structure of the tooling assembly of the utility model. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] A hole-drilling device for a lower outlet assembly is used for drilling holes in the lower outlet assembly of an outdoor vacuum high-voltage circuit breaker.

[0024] like Figure 1 As shown, the hole-opening device includes a workbench 1, a fixed groove 12 is opened on the workbench 1, a cooling pipe 11 is fixedly connected to the workbench 1, the water outlet end of the cooling pipe 11 is toward the hole-opening position, and cutting fluid is sprayed during the hole-opening process. A milling hole assembly 13 is fixedly provided on the workbench 1 for opening a hole for the lower outlet assembly.

[0025] like Figure 2-4 As shown, a tooling assembly 2 is fixedly provided on the workbench 1, and the tooling assembly 2 includes a fixed block 21, a supporting plate 22, a limit block 23 and an adjustment block 25. The fixed block 21 is slidably installed in the fixed groove 12, and the fixed block 21 and the workbench 1 are connected by a screw to lock the fixed block 21. An empty groove 20 is opened on the fixed block 21.

[0026] An array of columns 27 are fastened to the fixing block 21, and threaded holes 271 for fixing are provided on the columns 27. The supporting plate 22 is arranged on the fixing block 21 and fixed on the columns 27. The supporting plate 22 is provided with symmetrically distributed positioning grooves 221, and an open groove 222 is provided on one side of the supporting plate 22. An L-shaped plate 223 is fixed on the supporting plate 22 and corresponds to the column 27, and the L-shaped plate 223 abuts against one side of the column 27.

[0027] After a plurality of L-shaped plates 223 are in contact with the upright posts 27 , the supporting plate 22 is fixed and the installation position of the supporting plate 22 is positioned, and the open slot 222 is located above the empty slot 20 .

[0028] The two limit blocks 23 are fixedly installed above the supporting plate 22. A positioning block 231 is fixedly provided at the bottom of the limit block 23. The positioning block 231 cooperates with the positioning groove 221 to position and install the limit block 23. A groove 232 is provided on one side of the limit block 23, and an installation groove 233 is provided on the other side. A horizontal groove 234 is provided in the installation groove 233, and the installation groove 233 is connected with the groove 232.

[0029] The adjusting block 25 is arranged between the two limit blocks 23 and is located in the horizontal groove 234. The grooves 232 on the two limit blocks 23 form a material groove, which is located above the opening groove 222. The lower outlet assembly is placed on the supporting plate 22 and fixed in the material groove. The opening groove 222 is located below the lower outlet assembly. A top block 251 is fixedly provided at one end of the adjusting block 25, and the top block 251 abuts against one end of the lower outlet assembly, thereby limiting the horizontal movement direction of the lower outlet assembly.

[0030] Slide blocks 28 are fixedly provided on both sides of the adjusting block 25, and the slide blocks 28 are slidably connected to the horizontal grooves 234. A pressing plate 26 is fixedly installed on the adjusting block 25, and one end of the pressing plate 26 is located on the lower outlet assembly, abutting against the upper part of the lower outlet assembly, and cooperating with the supporting plate 22 to limit the vertical movement of the lower outlet assembly, so that the lower outlet assembly can stably perform the hole opening processing operation.

[0031] The tooling assembly 2 also includes a plurality of screws 24, which pass through the limit block 23, the support plate 22 and are connected to the threaded hole 271 for fixing the limit block 23 and the support plate 22. The screws 24 pass through the pressure plate 26 and the adjustment block 25 and are fixedly connected to the pressure plate 26 to fix the pressure plate 26 and the adjustment block 25. According to the processing conditions of different lower outlet components, the adjustment block 25 can be controlled to translate between the two limit blocks 23 to move the position of the top block 251.

[0032] Working principle:

[0033] Assemble the fixed block 21 on the workbench 1, then place the supporting plate 22 on the fixed block 21, and then position and assemble the limit block 23 on the fixed block 21, and then fix the adjustment block 25 and the pressure plate 26 between the two limit blocks 23, and then use the screw 24 to lock the above parts. At this time, the opening groove 222 is located below the milling hole assembly 13.

[0034] Then take a lower outlet assembly and insert it into the material trough. After the end of the lower outlet assembly abuts against the top block 251, the pressing plate 26 fixes the lower assembly. The fixation of the lower outlet assembly is simple, convenient and firm. After the milling hole assembly 13 completes the processing of the lower outlet assembly, the processed lower outlet assembly can be easily removed, and the processing debris is discharged from the empty slot 20.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A hole-opening device for a bottom outlet assembly, comprising a workbench (1), characterized in that: The workbench (1) is provided with a fixing groove (12), a cooling pipe (11) for processing and cooling is fixedly connected to the workbench (1), and a milling assembly (13) for drilling holes is fixedly provided on the workbench (1); A tooling assembly (2) for fixing a lower outlet assembly is fixedly provided on the workbench (1), the tooling assembly (2) comprising a fixing block (21), the fixing block (21) being slidably mounted in a fixing groove (12), a supporting plate (22) being fixedly provided on the fixing block (21), two limit blocks (23) being fixedly provided on the supporting plate (22), an adjusting block (25) being mounted between the two limit blocks (23), and a pressing plate (26) being fixedly provided on the adjusting block (25).

2. A hole opening device for a bottom outlet assembly according to claim 1, characterized in that: The fixing block (21) is connected to the workbench (1) via screws, a hollow groove (20) is provided on the fixing block (21), columns (27) for supporting the support plate (22) are fixedly connected in an array on the fixing block (21), threaded holes (271) are provided on the columns (27), and the tooling assembly (2) further comprises a plurality of screws (24) for fixing.

3. A hole opening device for a bottom outlet assembly according to claim 2, characterized in that: The supporting plate (22) is symmetrically provided with positioning grooves (221), one side of the supporting plate (22) is provided with an opening groove (222), and a plurality of L-shaped plates (223) are fixedly provided on the supporting plate (22), and the L-shaped plates (223) are abutted against one side of the column (27).

4. The hole opening device of the bottom outlet assembly according to claim 1, characterized in that: A positioning block (231) is fixedly provided at the bottom of the limit block (23), the positioning block (231) cooperates with the positioning groove (221), a groove (232) is provided on one side of the limit block (23), and a mounting groove (233) is provided on the other side, the mounting groove (233) is communicated with the groove (232), and a horizontal groove (234) is provided in the mounting groove (233).

5. The hole opening device of the bottom outlet assembly according to claim 4, characterized in that: The adjustment block (25) is arranged in the installation groove (233) between the two limit blocks (23), and the grooves (232) on the two limit blocks (23) form a material groove for fixing the lower outlet assembly, and the material groove is located above the opening groove (222).

6. The hole opening device of the bottom outlet assembly according to claim 4, characterized in that: A top block (251) is fixedly provided at one end of the adjusting block (25), sliding blocks (28) are fixedly provided at both sides of the adjusting block (25), the sliding blocks (28) are slidably connected to the horizontal groove (234), and a pressing plate (26) is fixed on the adjusting block (25).

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