CN-121972961-A - Semiautomatic assembly equipment for MSD maintenance switch

CN121972961ACN 121972961 ACN121972961 ACN 121972961ACN-121972961-A

Abstract

The invention discloses semi-automatic assembly equipment of an MSD maintenance switch, which comprises a fuse, a sleeve terminal, a base and an upper cover, wherein the equipment comprises a rotary tray, a first person station, a screw locking station, a resistance detection station, a second person station, an upper cover preassembling station and an upper cover pressing station, wherein the rotary tray is provided with a plurality of combined carriers, the first person station, the screw locking station, the resistance detection station, the second person station, the upper cover preassembling station and the upper cover pressing station are sequentially arranged along the rotation direction of the rotary tray, the combined carriers comprise a first loading position, a second loading position and a third loading position, the first loading position comprises a fuse groove for carrying the fuse and a terminal groove for carrying the sleeve terminal, the second loading position comprises a base groove for carrying the base, and the third loading position comprises an upper cover groove for carrying the upper cover.

Inventors

ZHANG CHENGLONG
DENG YAN
WANG PENGPENG
Peng Shoubo
LI SHU

Assignees

苏州正北连接技术股份有限公司
广东正北科技有限公司

Dates

Publication Date: 20260505
Application Date: 20260408

Claims (10)

1. The utility model provides a semi-automatization equipment of MSD maintenance switch, MSD maintenance switch includes fuse, sleeve terminal, base and upper cover, the fuse is equipped with the installation ear of a pair of relative setting, sleeve terminal is equipped with the flange of being used for with the cooperation equipment of fuse installation ear, its characterized in that: the device comprises a rotary tray provided with a plurality of combined carriers, and a first personnel station, a screw locking station, a resistance detection station, a second personnel station, an upper cover preassembling station and an upper cover pressing station which are sequentially arranged along the rotation direction of the rotary tray; The combined carrier comprises a first loading position, a second loading position and a third loading position, wherein the first loading position comprises a fuse groove for carrying a fuse and a terminal groove for carrying a sleeve terminal, the second loading position comprises a base groove for carrying a base, and the third loading position comprises an upper cover groove for carrying an upper cover; the first workstation is used for unloading finished products, carrying a fuse and a sleeve terminal on the first loading position and carrying an upper cover on the third loading position; the screw locking station comprises a screw locking device for locking the fuse and the sleeve terminal; the resistance detection station comprises a resistance test device for detecting the internal resistance of the fuse; the second manual position is used for carrying a base on the second loading position and transferring a semi-finished product locked by the fuse and the sleeve terminal on the first loading position into the base on the second loading position; The upper cover preassembling station comprises a preassembling device for preassembling the upper cover on the third loading position and the base on which the fuse is mounted on the second loading position; The upper cover pressing station comprises an upper cover pressing device for pressing and assembling the upper cover on the second loading position and the base on which the fuse is mounted.
2. A semi-automated assembly apparatus for an MSD repair switch as claimed in claim 1, wherein: the screw locking device comprises a combined locking and aligning module with linear displacement, and an electric batch with lifting displacement is arranged on the combined locking and aligning module; The resistance testing device comprises a testing alignment mechanism with linear displacement and rotary displacement, wherein a testing probe for testing the resistance of the fuse is arranged on the testing alignment mechanism, and the testing probe is provided with rotary alignment displacement; the preassembling device comprises a preassembling alignment module with linear displacement, wherein an upper cover conveying preassembling mechanism is arranged on the preassembling alignment module; The upper cover pressing device comprises a pressing alignment mechanism with linear displacement, and an upper cover pressing mechanism for pressing the upper cover and the base is arranged on the pressing alignment mechanism.
3. A semi-automated assembly apparatus for an MSD repair switch as claimed in claim 2, wherein: The upper cover conveying preassembling mechanism comprises an upper cover clamp for clamping or releasing an upper cover, and the upper cover clamp is provided with linear displacement which is adapted to the shape of the upper cover; the upper cover pressing mechanism comprises a pressing fixture for pressing the upper cover and the base, and the pressing fixture is adapted to the shape of the upper cover.
4. A semi-automated assembly apparatus for an MSD repair switch as claimed in claim 1, wherein: The screw locking station further comprises a first code scanning device, wherein the first code scanning device is used for reading the two-dimensional code on the upper cover on the third loading position; The resistance detection station further comprises a second code scanning device, and the second code scanning device is used for reading the two-dimensional code on the fuse on the first loading position.
5. A semi-automated assembly apparatus for an MSD repair switch as claimed in claim 3, wherein: The mounting lugs are of L-shaped sheet structures and are arranged outside two ends of the fuse; the upper edge of the base is provided with a base pressing edge for pressing into the upper cover; The lower edge of the upper cover is provided with an upper cover pressing edge pressed into the base, and two ends of the upper cover are respectively provided with a cylinder protruding structure; the first loading position is provided with a supporting mechanism for carrying the mounting lug; the third loading position is provided with an upper cover edge groove for carrying an upper cover pressing edge and a cylinder limiting groove for carrying a cylinder protruding structure.
6. The semi-automated assembly apparatus for an MSD repair switch of claim 5, wherein: The base bottom is equipped with the base hole site, the second is loaded and is equipped with the position locating hole that carries on the position that corresponds, carry and be equipped with the reference column that is used for passing the base hole site on the position locating hole.
7. The semi-automated assembly apparatus for an MSD repair switch of claim 5, wherein: And fuse limiting blocks are arranged at four corners of the fuse groove on the first loading position.
8. The semi-automated assembly apparatus for an MSD repair switch of claim 7, wherein: and an avoidance notch for avoiding the edge of the fuse is formed in the bending part of the fuse limiting block.
9. The semi-automated assembly apparatus for an MSD repair switch of claim 7, wherein: The upper cover clamp is provided with an avoidance groove for avoiding cylindrical protruding structures at two ends of the upper cover.
10. The semi-automated assembly apparatus for an MSD repair switch of claim 9, wherein: The inner wall of the upper cover clamp is also provided with an elastomer.

Description

Semiautomatic assembly equipment for MSD maintenance switch Technical Field The invention relates to semi-automatic assembly equipment for an MSD maintenance switch, and belongs to the technical field of semi-automatic equipment. Background The MSD maintenance switch is an important protection and control part in an electrical system, and mainly comprises a fuse, a sleeve terminal, a base and an upper cover, wherein the assembly operation of the MSD maintenance switch is required to follow a specific process sequence, the sleeve terminal and the fuse are fixedly connected in a screw locking mode, and then the locked fuse, the base and the upper cover are assembled and integrated to form the complete MSD maintenance switch. The fuse is provided with a pair of installation lugs which are oppositely arranged, the sleeve terminal is correspondingly provided with bending edges which are matched and assembled with the fuse installation lugs, the bending edges of the sleeve terminal and the fuse are required to be ensured to be accurately aligned with the installation lugs of the fuse in the assembly process of the sleeve terminal and the fuse, screw locking operation can be carried out, the subsequent assembly of the fuse, the base and the upper cover is also required to be based on the basis of the accurate assembly in the earlier stage, the matching of all parts is ensured to be tight, and the overall structural stability and the use safety of the MSD maintenance switch are further ensured. The traditional MSD maintenance switch assembly operation mainly relies on manual assembly mode, and various errors easily appear in the manual operation process, such as uneven screw locking force of sleeve terminal and fuse, and assembly dislocation of fuse and base, upper cover, and the like, and these errors not only can reduce assembly efficiency, can also lead to product assembly quality unstable, and then appear not hard up, contact problem such as bad, influence MSD maintenance switch's electrical property and use reliability, are difficult to satisfy the strict requirement to product quality uniformity in the scale production, and long-term manual operation still easily leads to operation error to increase because of tiring simultaneously, further aggravates product quality hidden danger. In view of this situation, those skilled in the relevant art have also proposed a self-grinding automated assembly apparatus, which employs a carrier in combination with an automated mechanical arm to complete the assembly. However, in the assembling process, because the alignment and the grabbing of the sleeve terminal and the fuse, and the alignment and the grabbing of the fuse, the base and the upper cover after the sleeve terminal is assembled, extremely high requirements are put forward on the grabbing precision and the aligning precision of the equipment, and the components such as a high-precision mechanical arm and a visual positioning system are required to be equipped, the manufacturing cost and the debugging cost of the equipment are obviously increased, and the subsequent maintenance difficulty and the maintenance cost of the equipment are correspondingly increased, so that the overall production cost is not controlled. Disclosure of Invention The invention aims to solve the defects of the prior art, and provides semiautomatic assembly equipment for an MSD maintenance switch, aiming at the problems of high equipment manufacturing cost, high maintenance difficulty and high maintenance cost caused by low manual assembly efficiency and poor precision and the difficulty in aligning and high equipment precision requirement of completely depending on automatic equipment. In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: The semi-automatic assembly equipment comprises a fuse, a sleeve terminal, a base and an upper cover, wherein the fuse is provided with a pair of mounting lugs which are arranged oppositely, the sleeve terminal is provided with bending edges which are used for being assembled with the fuse mounting lugs in a matched mode, and the semi-automatic assembly equipment comprises a rotary tray with a plurality of combined carriers, a first personnel station, a screw locking station, a resistance detection station, a second personnel station, an upper cover preassembling station and an upper cover pressing station which are sequentially arranged along the rotation direction of the rotary tray; The combined carrier comprises a first loading position, a second loading position and a third loading position, wherein the first loading position comprises a fuse groove for carrying a fuse and a terminal groove for carrying a sleeve terminal, the second loading position comprises a base groove for carrying a base, and the third loading position comprises an upper cover groove for carrying an upper cover; the first workstation is used for unloading finished products, carrying a