CN117773557A - Maintenance switch assembly equipment and maintenance switch assembly method - Google Patents

Abstract

The invention discloses an overhaul switch assembly device and an overhaul switch assembly method, wherein the overhaul switch assembly device comprises an upper cover assembly device; the upper cover assembly equipment comprises a first material conveying mechanism with a first material conveying channel, a crimping mechanism arranged on the first material conveying mechanism, a tightening mechanism arranged on the first material conveying mechanism, a plurality of first grabbing manipulators sequentially arranged along a conveying path of the first material conveying channel, a first material carrying seat arranged in the first material conveying channel and a plurality of first material trays sequentially arranged along the conveying path of the first material conveying channel; each first material tray is provided with a first feeding channel, and the first material carrying seat is provided with a first material placing part. In the maintenance switch assembly method, all parts are sent to a first feeding channel through different trays, and a plurality of first grabbing manipulators are used for part assembly operation. The maintenance switch assembly equipment can reduce the assembly cost of the maintenance switch and improve the assembly efficiency and the yield of the maintenance switch.

Description

Maintenance switch assembly equipment and maintenance switch assembly method

Technical Field

The invention relates to the technical field of maintenance switches, in particular to maintenance switch assembly equipment and a maintenance switch assembly method.

Background

Existing service switches (MSDs) primarily include a socket assembly and a cover assembly, which are typically manufactured and packaged separately. At present, all the component parts of the upper cover assembly are assembled by manpower, a plurality of people are required to operate simultaneously in the whole process, the problems of high randomness, easy fatigue, low accuracy and the like exist in manual operation, the quality of products is difficult to control, the labor cost is high, and the assembly efficiency, the yield and the finished product rate are particularly low.

Disclosure of Invention

The aim of the embodiment of the invention is that: the maintenance switch assembly equipment and the maintenance switch assembly method can reduce the assembly cost of the maintenance switch and improve the assembly efficiency and the yield of the maintenance switch through the maintenance switch assembly equipment and the maintenance switch assembly method using the maintenance switch assembly equipment.

In order to achieve the above purpose, the invention adopts the following technical scheme:

in one aspect, an access switch assembly apparatus is provided, comprising an upper cover assembly apparatus; the upper cover assembly equipment comprises a first material conveying mechanism with a first material conveying channel, a crimping mechanism arranged on the first material conveying mechanism, a tightening mechanism arranged on the first material conveying mechanism, a plurality of first grabbing manipulators sequentially arranged along a conveying path of the first material conveying channel, a first material carrying seat arranged in the first material conveying channel and a plurality of first material trays sequentially arranged along the conveying path of the first material conveying channel; each first material tray is provided with a first feeding channel, and the first material carrying seat is provided with a first material placing part;

The crimping mechanism comprises a lifter arranged on the first conveying mechanism and a compaction seat in transmission connection with the lifter; the first feeding channel is positioned on the moving path of the compacting seat.

Optionally, the upper cover assembly device further comprises a first center distance detection mechanism and a first center distance adjustment mechanism; the first center distance detection mechanism and the first center distance adjustment mechanism are arranged along a conveying path of the first feeding channel;

the first center distance detection mechanism comprises a first triaxial mobile station, a first base, a first sliding seat, a second sliding seat, a first distance sensor, a second distance sensor matched with the first distance sensor and a driver for driving the first sliding seat and the second sliding seat to slide, wherein the first base, the first sliding seat, the second sliding seat and the first distance sensor are arranged on the first triaxial mobile station; the first sliding seat and the second sliding seat are arranged on the first base in a sliding mode along a first direction and are sequentially arranged along the first direction, the first distance sensor is installed on the first sliding seat, and the second distance sensor is installed on the second sliding seat.

Optionally, the upper cover assembly device further comprises a first pull-out clamp and a first pattern recognition mechanism; the first pull-out clamp and the first pattern recognition mechanism are both installed in the first feeding channel.

Optionally, the upper cover assembly device further comprises a first packaging mechanism; the first feeding channel is provided with a first output port, and the first packaging mechanism is arranged at the first output port.

Optionally, the upper cover assembly device further comprises a first feeding and discharging mechanism; the first feeding and discharging mechanism comprises a frame body, a moving platform arranged on the frame body, a clamp holder arranged on the moving platform and a storage table; the storage table and the first feeding channel are both positioned on the moving path of the clamp holder.

Optionally, the service switch assembly device further comprises a socket assembly device; the socket assembly equipment comprises a second conveying mechanism with a second feeding channel, a plurality of second grabbing manipulators sequentially arranged along a conveying path of the second feeding channel, a second material carrying seat arranged in the second feeding channel and a plurality of second material trays sequentially arranged along the conveying path of the second feeding channel; each second tray is provided with a second feeding channel, and the second material carrying seat is provided with a second material placing part.

Optionally, the socket assembling device further comprises a second center distance detecting mechanism, a second center distance adjusting mechanism, a second pull-out clamp, a second pattern recognition mechanism and a third pattern recognition mechanism; the second center distance detection mechanism, the second center distance adjustment mechanism, the second outward-pulling clamp, the second pattern recognition mechanism and the third pattern recognition mechanism are arranged along a conveying path of the second feeding channel.

On the other hand, an inspection switch assembly method is provided, which is applied to the inspection switch assembly equipment, and the inspection switch assembly method comprises an upper cover assembly method, wherein the upper cover assembly method comprises the following steps:

s1: respectively placing the bracket, the interlocking signal loop, the upper cover shell, the gasket, the copper bar, the steel sleeve, the female end assembly and the upper cover waterproof ring in different first trays;

s2: starting the first trays, and respectively conveying all parts to the first feeding channels by all the first trays;

s3: the first grabbing mechanical arm is used for installing the interlocking signal loop device on the bracket to form a component A;

s4: the first grabbing mechanical arm is used for installing the upper cover waterproof ring on the upper cover shell;

s5: the first grabbing mechanical arm is used for placing a plurality of steel sleeves on the upper cover shell, and the plurality of steel sleeves are pressed into the upper cover shell by the crimping mechanism;

s6: each first grabbing mechanical arm grabs the copper bar, the component A and the female end component respectively, the copper bar, the component A and the female end component are arranged on the upper cover shell, and then the female end component is tightly pressed by the first grabbing mechanical arm;

s7: the first grabbing mechanical arm grabs the gasket and installs the gasket on the upper cover shell, and then the bolt is screwed down by adopting the screwing mechanism so that the gasket, the female end assembly, the copper bar and the bracket are fixed on the upper cover shell, and therefore the upper cover assembly is formed.

Optionally, in S1, the upper cover shell is placed in a first placement portion of the first carrier.

Optionally, the service switch assembly method further includes a socket assembly method, and the socket assembly method includes the following steps:

c1: loading parts such as a socket shell, a waterproof silica gel pad, an explosion-proof valve, an interlocking terminal and the like into a second material tray;

c2: the second trays automatically screen the parts and feed and sequentially convey the arranged socket shells, the waterproof silica gel pads, the explosion-proof valves and the interlocking terminals to the second feeding channels respectively;

and C3: checking whether the center distance of the socket terminal meets the requirement by adopting a second center distance detection mechanism;

and C4: installing a waterproof silica gel pad;

c5: mounting an interlocking terminal;

c6: detecting performance;

c7: inspecting the socket assembly;

and C8: and (5) packaging.

The beneficial effects of the invention are as follows: the overhaul switch assembly equipment can realize automatic feeding of various parts through the plurality of first trays, the various parts are fed to the first conveying mechanism to realize automatic conveying, the positioning of the upper cover shell is realized through the first material carrying seat, and finally the assembly of the upper cover assembly of the overhaul switch is realized through the first grabbing manipulators, the crimping mechanism, the screwing mechanism and the like, so that the assembly cost of the overhaul switch is reduced, and the assembly efficiency and the yield of the overhaul switch are improved. According to the maintenance switch assembling method, the maintenance switch assembling equipment is used for assembling, so that the assembling cost of the maintenance switch can be reduced, and the assembling efficiency and the yield of the maintenance switch are improved.

Drawings

The invention is described in further detail below with reference to the drawings and examples.

FIG. 1 is a schematic structural view of a first feeding mechanism and a first loading and unloading mechanism;

fig. 2 is a schematic structural view of an interlocking terminal feeding mechanism.

FIG. 3 is a cross-sectional view of a front view of the crimping mechanism;

FIG. 4 is a schematic view of the construction of the upper cover assembly;

FIG. 5 is a schematic view of a receptacle assembly;

FIG. 6 is a schematic diagram of a first center distance detection mechanism;

FIG. 7 is a top plan view of a simplified structural diagram of the upper cover assembly;

FIG. 8 is a cross-sectional view of a front view of the first push seat, the first deformation sleeve, and the second deformation sleeve;

fig. 9 is a top view of the working principle of the first pushing seat, the first deformation sleeve and the second deformation sleeve.

Reference numerals illustrate, in the drawings:

11. a first material conveying mechanism; 12. a first material carrying seat; 13. a first feeding and discharging mechanism; 14. a second material conveying mechanism; 15. a second tray; 16. interlocking terminal feeding mechanism; 17. a crimping mechanism; 18. a first center distance detection mechanism; 19. an upper cover housing; 20. a female end assembly; 21. a socket housing; 22. a socket terminal; 23. a first pushing seat; 24. a first correction tank; 25. a first deformation sleeve; 26. a second deformation sleeve; 27. a clamping gap; 28. an upper cover waterproof ring; 29. a bracket; 30. interlocking signal loop device; 31. a gasket; 32. a copper bar; 33. a steel sleeve;

111. A first feed channel; 121. a first material placing part; 131. a frame body; 132. a mobile platform; 133. a holder; 134. a storage table; 141. a second feed channel; 161. a linear driver; 162. a sliding seat; 163. a receiving seat; 164. a receiving groove; 165. a blanking pipe; 171. a lifter; 172. compacting the base; 173. an elastic member; 174. a top column; 175. a ring groove; 180. a first slider; 181. a second slider; 182. a first distance sensor; 183. a second distance sensor; 184. a first screw rod; 185. a second screw rod; 186. a third screw rod; 187. a fourth screw rod; 188. a first clamping plate; 189. a second clamping plate; 201. a jack; 202. and a terminal.

Detailed Description

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.

In the description of the present invention, unless explicitly specified and limited otherwise, the terms "connected," "secured," "connected," "communicating," "abutting," "holding," etc. are to be construed broadly, and may be, for example, fixedly connected or detachably connected or integrated; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify operation, rather than to indicate or imply that the mechanisms or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specifically stated or otherwise defined.

For convenience of description, the up-down direction described below is identical to the up-down direction of fig. 1 or 2 itself unless otherwise stated.

As shown in fig. 1 to 9, an inspection switch assembly device, an inspection switch (MSD) is also called a manual maintenance switch, and the manual Maintenance Switch (MSD) is used for manually disconnecting a power supply of a high-voltage system in order to ensure safety of a person and a vehicle when the new energy electric vehicle is used for vehicle inspection. The electric isolation device is an executive component for realizing electric isolation of a high-voltage system at key moment, can play a role of short-circuit protection after being internally provided with a proper fuse, and has a manual Maintenance Switch (MSD) function, namely, any voltage between output terminals of a battery system is disconnected when the electric isolation device is opened; in the event of a contactor open, the measured voltage of all external battery terminal sets should be less than 60VDC within 5 seconds after the MSD open. The MSD is a high-voltage and high-current mechanical switch which is connected in series in the whole power battery system to achieve the function of switching on and off, and the MSD assembly comprises accessories such as a socket (contact copper bar and an interlocking mechanism), a plug (fuse or a row and an interlocking mechanism), a sealing element and the like. The cover assembly and the receptacle assembly may be referred to in the patent publication CN 207489689U.

The service switch assembly device comprises an upper cover assembly device. The upper cover assembly equipment is used for assembling an upper cover assembly, and the upper cover assembly is called a plug for short. The upper cover assembly includes upper cover housing 19, brackets, interlocking signal loops, gaskets, copper bars, steel sleeves, female end assembly 20, upper cover waterproof rings, and the like.

The upper cover assembly equipment comprises a first material conveying mechanism 11 with a first material conveying channel 111, a crimping mechanism 17 arranged on the first material conveying mechanism 11, a screwing mechanism arranged on the first material conveying mechanism 11, a plurality of first grabbing manipulators sequentially arranged along a conveying path of the first material conveying channel 111, a first material carrying seat 12 arranged in the first material conveying channel 111, and a plurality of first material trays sequentially arranged along the conveying path of the first material conveying channel 111. The first feeding mechanism 11 is a conveyor having a conveyor belt, a first feeding path 111 is provided above the conveyor belt, and a conveying path of the first feeding path 111 is a moving path of the conveyor belt. The crimping mechanism 17 is used to grip the steel sleeves and simultaneously press six steel sleeves into the upper cover housing 19. The tightening mechanism is used for tightening a screw or bolt. The first manipulator that snatchs can snatch and install the part, and first manipulator that snatchs is used for snatching the part and assembles the part, and different first manipulator that snatchs can snatch and install different parts, realizes snatching and installing of various parts. Each first tray has a first feeding channel, the first material carrying seat 12 is provided with a first material placing portion 121, and the first material placing portion 121 is a clamping groove adapted to the shape of the upper cover shell 19. The first material carrying seat 12 is mounted on the conveyor and used for placing the upper cover shell 19, and when the upper cover shell 19 is placed on the first material carrying seat 12, a part of the upper cover shell 19 is clamped into the first material placing part 121, so that the upper cover shell 19 is positioned. Different parts can be placed respectively to each first charging tray, specifically, parts such as support, interlocking signal return circuit ware, gasket, copper bar, steel bushing, female end assembly 20, upper cover waterproof circle are placed respectively to each first charging tray. Each first material tray is provided with a first feeding channel, and parts in the first material trays are sent out from the first feeding channels and then are grabbed and mounted on the matched parts through a first grabbing mechanical arm. Through above-mentioned upper cover equipment can realize the full-automatic equipment of upper cover sub-assembly, can reduce the equipment cost of maintenance switch, improve the packaging efficiency and the yield of maintenance switch.

As shown in fig. 3, the crimping mechanism 17 comprises a lifter 171 arranged on the first material conveying mechanism 11 and a compaction seat 172 in transmission connection with the lifter 171; the first feeding channel 111 is located in the moving path of the compacting base 172, i.e. when the first loading base 12 moves below the compacting base 172, the compacting base 172 approaches down to the first loading base 12, thereby pressing several steel sleeves into the upper cover shell 19.

Further, the crimping mechanism 17 also includes an elastic member 173 and a top post 174. The compacting seat 172 is provided with a plurality of ring grooves 175, the elastic members 173 and the top posts 174 are in one-to-one correspondence, the plurality of elastic members 173 are arranged on the inner wall of the ring grooves 175 and are circumferentially distributed at intervals along the circle center of the ring grooves 175, and the elastic members 173 are clamped between the top posts 174 and the inner wall of the ring grooves 175. The elastic piece 173 is a spring, so when the steel sleeve is in compression joint, the positioning of the steel sleeve is realized through the annular groove 175, the upper end of the steel sleeve is clamped into the annular groove 175, then the elastic piece 173 drives the jacking column 174 to press the steel sleeve to enable the steel sleeve to be pressed into the upper cover shell 19 along with the downward movement of the compaction seat 172, and the elastic piece 173 can avoid the compression loss of the upper cover shell 19 caused by overlarge rigidity.

Alternatively, one end of the top post 174 is connected to the elastic member 173, and the other end of the top post 174 is located outside the ring groove 175 and provided with a spherical surface. The sphere avoids scraping the steel sleeve. Meanwhile, the other end of the top column 174 is located outside the ring groove 175, and when the steel sleeve is pressed, the top column 174 is pressed into the ring groove 175 after being contacted with the steel sleeve, so that the displacement of the top column 174 is increased, the elasticity of the elastic piece 173 is improved, and the steel sleeve is pressed into the upper cover shell 19 conveniently.

The structure of the second tray 15 is illustrated in fig. 2, and in the present invention, the structure of the first tray may be the same as or similar to the structure of the second tray 15.

In one embodiment, the upper cover assembly apparatus further includes a first center distance detection mechanism 18, a first center distance adjustment mechanism. The first center distance detection mechanism 18 and the first center distance adjustment mechanism are disposed along the conveying path of the first feeding path 111. The first center distance detecting mechanism 18 is a distance testing instrument, after the female end assembly 20 is installed, the first center distance detecting mechanism 18 is used for detecting the center distance between the two terminals 202 of the female end assembly 20, and the range of the center distance between the two terminals 202 of the female end assembly 20 is 71.5±0.15mm. The female end assembly 20 meeting the requirement of the center distance is good, the good is transmitted to the next station, the female end assembly 20 not meeting the requirement of the center distance is bad, the bad is sent to the first center distance adjusting mechanism, and the first center distance adjusting mechanism is used for adjusting the center distance of the two terminals 202 of the female end assembly 20.

Further, the upper cover assembly device further comprises a first external pulling clamp and a first pattern recognition mechanism; the first pull-out jig and the first pattern recognition mechanism are both installed in the first feed passage 111. The first external pulling clamp is used for externally pulling the upper cover waterproof ring, and the first pattern recognition mechanism is used for recognizing whether the external pulling upper cover waterproof ring is broken or not, if so, the upper cover waterproof ring is removed, and the qualified upper cover waterproof ring without breaking is clamped on the upper cover shell 19 through the first grabbing mechanical arm. The first external pulling clamp can clamp the two sides of the upper cover waterproof ring and pull the two sides of the upper cover waterproof ring away from each other, so that the rupture of the upper cover waterproof ring when deformed can be amplified and aggravated, and then a first pattern recognition mechanism is adopted to shoot and recognize whether the upper cover waterproof ring is ruptured or not.

Optionally, the upper cover assembly device further comprises a first packaging mechanism; the first feed channel 111 has a first output port at which the first packaging mechanism is mounted. After the upper cover assembly is assembled, the upper cover assembly is clamped to the first packaging mechanism through the first grabbing mechanical arm to be packaged.

In one embodiment, the first loading base 12 is slidably disposed in the first feeding channel 111 along the conveying path of the first feeding channel 111. The first carriage 12 is slidable along the first feed channel 111 so that the upper cover shell 19 can be fed to the assembly stations.

Optionally, the upper cover assembly device further includes a first loading and unloading mechanism 13. The first feeding and discharging mechanism 13 comprises a frame 131, a moving platform 132 arranged on the frame 131, a clamp holder 133 arranged on the moving platform 132, and a storage table 134; the storage table 134 and the first feeding path 111 are both located on the moving path of the gripper 133. The frame 131 is a portal frame, and the moving platform 132 may be a three-axis linkage mechanism or a two-axis linkage mechanism, so as to drive the gripper 133 to move to a required assembly station. The gripper 133 can be a pneumatic finger, and can clamp the upper cover shell 19 to be placed on the first material carrying seat 12, and can clamp the upper cover assembly which is assembled, so that the upper cover shell 19 is fed and the upper cover assembly which is assembled is discharged, and the first upper and lower feeding mechanism 13 clamps the upper cover assembly and feeds the upper cover assembly to the first packaging mechanism for packaging when the upper cover assembly is discharged.

In one embodiment, the service switch assembly apparatus further comprises a receptacle assembly apparatus. The socket assembly device is used for assembling a socket assembly, and the socket assembly is called a socket for short. The socket assembly includes parts such as a socket housing 21, a waterproof silicone pad, an explosion-proof valve, an interlock terminal, and the like. The socket assembling device comprises a second material conveying mechanism 14 with a second material conveying channel 141, a plurality of second grabbing manipulators sequentially arranged along the conveying path of the second material conveying channel 141, a second material carrying seat arranged in the second material conveying channel 141, and a plurality of second material trays 15 sequentially arranged along the conveying path of the second material conveying channel 141; each second tray 15 has a second feeding channel, and the second carrying seat is provided with a second material placing portion, and the second material placing portion is a clamping groove adapted to the shape of the socket housing 21. The second feeding mechanism 14 has a structure and function similar to those of the first feeding mechanism 11, and the second gripping robot is used for gripping and assembling parts. The second material carrying seat is arranged on the conveyor of the second material conveying mechanism 14, the second material carrying seat is used for placing the socket shell 21, and when the socket shell 21 is placed on the second material carrying seat, a part of the socket shell 21 is clamped into the second material placing part, so that the positioning of the socket shell 21 is realized. Each second tray 15 has a second feeding channel, and the parts in the second tray 15 are sent out from the second feeding channel and then are grabbed and mounted on the matched parts by the second grabbing mechanical arm. By the socket assembly equipment, full-automatic assembly of the socket assembly can be realized, the assembly cost of the overhaul switch can be reduced, and the assembly efficiency and the yield of the overhaul switch are improved.

Further, the socket assembly device further comprises a second center distance detection mechanism, a second center distance adjustment mechanism, a second pull-out clamp, a second pattern recognition mechanism and a third pattern recognition mechanism. The second center distance detecting mechanism, the second center distance adjusting mechanism, the second pull-out jig, the second pattern recognition mechanism, and the third pattern recognition mechanism are arranged along the conveying path of the second feeding path 141. The socket housing 21 has two socket terminals 22, and second centre-to-centre spacing detection mechanism is apart from the test instrument for detect the centre-to-centre spacing between two socket terminals 22, and the centre-to-centre spacing between two terminals is 71.5 ± 0.15mm, accords with the centre-to-centre spacing requirement and is good product, and the good product is transmitted to next station, does not accord with the centre-to-centre spacing requirement and is the defective product, and the defective product then adjusts through second centre-to-centre spacing adjustment mechanism. The second external pulling fixture is used for pulling out the waterproof silica gel pad, then the second pattern recognition mechanism is used for recognizing whether the waterproof silica gel pad pulled out is broken or not, if so, the waterproof silica gel pad is removed, the qualified waterproof silica gel pad without breakage is clamped onto the socket shell 21 through the second mechanical arm, the waterproof silica gel pad is installed on the socket shell 21, and then the socket assembly with the waterproof silica gel pad is placed into a conveyor belt of the second conveying mechanism 14. The third pattern recognition mechanism is used for checking whether the copper bar on the socket shell 21 has the phenomena of oxide layer, scratch, copper exposure, inner hole multiple glue and the like, and meanwhile, the third pattern recognition mechanism can also confirm whether the explosion-proof valve is installed in place, confirm whether the waterproof silica gel pad has the falling or loosening phenomenon, and then judge whether the qualified product mark needs to be marked by dotting according to the recognition result.

Further, the receptacle assembly apparatus also includes an interlock terminal loading mechanism 16. The interlocking terminal feeding mechanism 16 comprises a linear driver 161, a sliding seat 162 in transmission connection with the linear driver 161, and a receiving seat 163 arranged on the sliding seat 162. The linear actuator 161 includes a ball screw assembly, an air cylinder, a hydraulic cylinder, and the like. The second tray 15 is provided with a blanking pipe 165 communicated with the second feeding channel, and the receiving seat 163 is provided with a receiving groove 164 communicated with the lower end of the blanking pipe 165. The receiving groove 164 is arranged on the upper surface of the receiving seat 163. The interlocking terminals in the second feeding channel fall into the receiving groove 164 from the blanking pipe 165, then the linear driver 161 drives the receiving seat 163 to move and approach the second feeding channel 141, and finally the second manipulator grabs the interlocking terminals for assembly. The depth of the receiving groove 164 can only accommodate one interlocking terminal, the receiving groove 164 of the receiving seat 163 receives one interlocking terminal at a time and then sends out the interlocking terminals, and the upper surface of the receiving seat 163 blocks the lower end of the blanking pipe 165 to prevent the interlocking terminals from falling when the interlocking terminals are sent out, so that the interlocking terminals are conveyed one by one. Through interlocking terminal feed mechanism 16, realize the pay-off one by one of interlocking terminal, make things convenient for the second manipulator to snatch the interlocking terminal and assemble.

In one embodiment, the service switch assembly apparatus further comprises a control mechanism. The upper cover assembly equipment and the socket assembly equipment are electrically connected with the control mechanism, and the production of the upper cover assembly equipment and the socket assembly equipment is controlled through the control mechanism, so that the automatic assembly of the overhaul switch is realized.

As shown in fig. 4 to 9, in one embodiment, the first center distance detection mechanism 18 includes a first three-axis moving stage, a first base mounted on the first three-axis moving stage, a first slider 180, a second slider 181, a first distance sensor 182, a second distance sensor 183 mated with the first distance sensor 182, and a first driver for driving the first slider 180 and the second slider 181 to slide. The first driver may be a motor assembly, and drives the first slider 180 and the second slider 181 to slide simultaneously by the same motor, and the first slider 180 and the second slider 181 are both slidably disposed on the first base along the first direction and are spaced apart along the first direction, and the first distance sensor 182 is mounted on the first slider 180 and the second distance sensor 183 is mounted on the second slider 181. The first slider 180 and the second slider 181 may be moved closer to or farther from each other, thereby driving the first distance sensor 182 and the second distance sensor 183 closer to or farther from each other. Both terminals 202 of the female terminal assembly 20 are provided with receptacles 201, the receptacles 201 for insertion of the receptacle terminals 22. The first distance sensor 182 and the second distance sensor 183 are respectively configured to be inserted into the insertion holes 201 of the two terminals 202 of the female terminal assembly 20. The center distance of the two terminals 202 of the female terminal assembly 20 is obtained by acquiring the distance parameter between the first distance sensor 182 and the second distance sensor 183.

Further, in order to facilitate the first slider 180 and the second slider 181 to be kept in synchronization in approaching or moving away from each other and to improve the sliding accuracy of the first slider 180 and the second slider 181. The first driver comprises a motor, a driving gear in transmission connection with the motor, a first screw rod 184 rotatably mounted on the first base, and a second screw rod 185 rotatably mounted on the first base. The motor, driving gear, driven gear are not shown in the drawings. Driven gears are mounted on the first screw rod 184 and the second screw rod 185, the first sliding seat 180 is slidably arranged on the first screw rod 184 through a threaded hole, and the second sliding seat 181 is slidably arranged on the second screw rod 185 through a threaded hole. The first screw 184 and the second screw 185 are positioned on the same line. Thus, the first screw 184 and the second screw 185 are simultaneously rotated in opposite directions by the same motor, so that the first slider 180 and the second slider 181 are approaching or separating from each other.

Alternatively, since the two terminals 202 of the female end assembly 20 are kidney-shaped, the insertion holes 201 of the two terminals 202 of the female end assembly 20 may have errors due to machining errors, and the female end assembly 20 may be pressed during production and transportation, and the terminals 202 of the female end assembly 20 may be deformed, in order to accurately measure the distance D1 between the center areas of the insertion holes 201 of the two terminals, it is necessary to position the first distance sensor 182 and the second distance sensor 183 to the center areas of the insertion holes 201, that is, the distances from the first distance sensor 182 or the second distance sensor 183 to both sides of the terminals are the same. The first slider 180 and the second slider 181 of the present invention are both mounted to the second driver and are both rotatably mounted with a third screw 186 and a fourth screw 187. The third screw 186 and the fourth screw 187 are positioned on the same straight line, and the thread directions of the third screw 186 and the fourth screw 187 are opposite. The third screw 186 and the fourth screw 187 are both in driving connection with the second driver. The first distance sensor 182 or the second distance sensor 183 is located between the third screw 186 and the fourth screw 187. The third screw 186 is provided with a first clamping plate 188, and the fourth screw 187 is provided with a second clamping plate 189. One of the terminals 202 of the female end assembly 20 is commonly clamped by the first clamping plate 188 and the second clamping plate 189. The second driver drives the first clamp plate 188 and the second clamp plate 189 toward and away from each other. During the process of approaching or separating the first clamping plate 188 and the second clamping plate 189 from each other, the distance between the first distance sensor 182 and the first clamping plate 188 is always equal to the distance between the first distance sensor 182 and the second clamping plate 189, and the distance between the second distance sensor 183 and the first clamping plate 188 is always equal to the distance between the second distance sensor 183 and the second clamping plate 189. Thus, in the center distance detection, the first clamping plate 188 and the second clamping plate 189 are close to each other to clamp the terminals 202 of the female end assembly 20, the first distance sensor 182 is located at the center of the insertion hole 201 of one terminal, and the second distance sensor 183 is located at the center of the insertion hole 201 of the other terminal, so that the center distance between the two terminals 202 of the female end assembly 20 can be accurately measured.

In addition, the first clamping plate 188, the second clamping plate 189 and the upper parts are provided with third distance sensors, and the distances between two sides of the terminal are detected through the two third distance sensors, so that the width B2 of the terminal is detected, the deformation parameters of the terminal are obtained, and if the deformation of the terminal exceeds a certain range. The assembly of the product is stopped, and the problem that the product cannot be used due to too large error is avoided. The third distance sensor is not shown in the figure.

In one embodiment, the receptacle terminal 22 is plate-shaped, the receptacle terminal 22 is inserted into the receptacle 201 of the terminal 202 of the female terminal assembly 20, and optionally, the second center-to-center distance detecting mechanism is identical in structure to the second center-to-center distance detecting mechanism, and the first clamping plate 188 and the second clamping plate 189 are adjacent to each other to clamp the receptacle terminal 22, so that it can be detected whether the thickness and center-to-center distance of the receptacle terminal 22 match the receptacle 201 of the terminal 202 of the female terminal assembly 20.

Specifically, the first inner contraction adjuster and the first outer expansion adjuster each include two first pushing seats 23 that can be close to/far away from each other, the maximum distance of the two first pushing seats 23 of the first inner contraction adjuster to be close to each other is the standard center distance of the two terminals 202 inserted into the female end assembly 20, and the maximum distance of the two first pushing seats 23 of the first outer expansion adjuster to be far away from each other is the standard center distance of the two terminals 202 inserted into the female end assembly 20.

When the center distance of the defective products is adjusted, when the center distance is larger, the two first pushing seats 23 of the first inward shrinkage adjuster are respectively inserted into the insertion holes 201 of the two terminals 202 of the female end assembly 20, the two first pushing seats 23 respectively push the two terminals 202 of the two female end assemblies 20 to approach each other, so that the center distance of the defective products with the larger center distance is corrected, then the center distance of the two terminals 202 of the female end assembly 20 is inspected by the first center distance detection mechanism 18, and the first inward shrinkage adjuster is continuously used for adjustment until the defective products become the defective products. Similarly, when the center distance is smaller, the two first pushing seats 23 of the first external expansion regulator are respectively inserted into the insertion holes 201 of the two terminals 202 of the female end assembly 20, so that the center distance of defective products with smaller center distances is corrected, the first center distance detection mechanism 18 is used for detecting the center distances of the two defective products, and the first external expansion regulator is continuously used for adjusting until the defective products become good products.

In one embodiment, the first center distance adjustment mechanism further comprises a second triaxial mobile station. The second triaxial mobile station is not shown in the figure. The first inward contraction regulator and the first outward expansion regulator are both arranged on the second triaxial mobile station. The first inward-contraction regulator and the first outward-expansion regulator are driven to move through the second triaxial mobile station.

The first retraction adjuster pushes the two terminals 202 of the female end assembly 20 toward each other by the two first push seats 23 so that the center distance of the two terminals is reduced until the center distance of the two terminals meets the standard. The first expansion adjuster pushes the two terminals 202 of the female end assembly 20 away from each other by the two first push seats 23, so that the center distance of the two terminals increases until the center distance of the two terminals meets the standard.

So, carry out automatic adjustment through the centre-to-centre spacing of two terminals 202 of female end subassembly 20 of first internal contraction regulator and first external expansion regulator, compare manual detection and adjustment, this application detects and adjusts through first centre-to-centre spacing detection mechanism 18, first centre-to-centre spacing adjustment mechanism, and efficiency is higher and the degree of accuracy is higher, guarantees the centre-to-centre spacing of two terminals 202 of female end subassembly 20, improves the adaptation degree of upper cover sub-assembly and socket sub-assembly, guarantees that two terminals 202 of female end subassembly 20 can be aligned with socket terminal 22, thereby improve the production quality and the production efficiency of maintenance switch.

Alternatively, the two first pushing bases 23 may be mounted close to or apart from each other in the same manner as the first slider 180 and the second slider 181 of the first center distance detecting mechanism 18.

Referring with emphasis to fig. 7 to 9, further, the first inner and outer adjusters each further comprise first and second deformation sleeves 25 and 26, and a pump body. Not shown in the drawings, the first deformation sleeve 25 and the second deformation sleeve 26 can be filled with gas or liquid through the pump body. The first pushing seat 23 is provided with a first correcting groove 24, the first correcting groove 24 is a square groove, the first deformation sleeve 25 is square ring-shaped, the first deformation sleeve 25 is arranged on the side wall of the first correcting groove 24, the second deformation sleeve 26 is arranged on the bottom wall of the first correcting groove 24 and is located in an area formed by encircling the first deformation sleeve 25, the second deformation sleeve 26 is square column-shaped, a clamping gap 27 is formed between the first deformation sleeve 25 and the second deformation sleeve 26, the clamping gap 27 is used for clamping in a terminal 202 of the female end assembly 20, and when the terminal of the female end assembly 20 is clamped in the clamping gap 27, the second deformation sleeve 26 is arranged in an insertion hole 201 of the terminal 202 of the female end assembly 20. The first deformable sleeve 25 may be inflated to the second deformable sleeve 26 when inflated, and the second deformable sleeve 26 may be inflated to the first deformable sleeve 25 when inflated. In this manner, when the terminal 202 of the female terminal assembly 20 is deformed due to a machining error or transportation, etc., correction can be performed by the first and second deformation sleeves 25 and 26. Before correction, the first deformation sleeve 25 and the second deformation sleeve 26 are not filled with gas or liquid, the first deformation sleeve 25 and the second deformation sleeve 26 are in a contracted state, the clamping gap 27 is larger than the thickness D2 of the terminal 202 of the female end assembly 20, the terminal 202 of the female end assembly 20 is clamped into the clamping gap 27 by driving the first push seat 23, then the first deformation sleeve 25 and the second deformation sleeve 26 are filled with gas or liquid, the first deformation sleeve 25 and the second deformation sleeve 26 expand simultaneously, the expansion profile of the first deformation sleeve 25 is identical to the outer profile of the terminal 202 of the standard female end assembly 20, the expansion profile of the second deformation sleeve 26 is identical to the inner wall profile of the jack 201 of the terminal 202 of the standard female end assembly 20, and the terminal 202 of the female end assembly 20 is extruded simultaneously through the first deformation sleeve 25 and the second deformation sleeve 26, so that the profile correction of the terminal 202 of the female end assembly 20 is realized.

Further, the first deformation sleeve 25 and the second deformation sleeve 26 may be filled with electrorheological fluid. After correction is completed, the electrorheological fluid may be energized to become solid and then maintained for a period of time such that the terminals 202 of the female end assembly 20 remain set for a period of time to avoid the shape of the terminals 202 of the female end assembly 20 from reverting to a deformed state.

In one embodiment, the second center distance adjustment mechanism includes a third three-axis mobile station and a second inner and outer expansion adjusters each mounted on the third three-axis mobile station. And the second inward contraction regulator and the second outward expansion regulator are driven to move by the third triaxial mobile station.

Specifically, the second inner contraction adjuster and the second outer expansion adjuster each include two second push seats that can be moved toward/away from each other. The maximum distance of the second push seats of the second expansion regulator is the standard center distance of the socket terminal 22, and the maximum distance of the second push seats of the second expansion regulator is the standard center distance of the socket terminal 22.

Further, a second correcting groove is formed in the second pushing seat, the shape of the second correcting groove is the same as that of the socket terminal 22, and the second pushing seat is sleeved on the socket terminal 22 and then pushes the socket terminal 22 to move.

The maintenance switch assembling method is applied to the maintenance switch assembling equipment and can be used for assembling based on the maintenance switch assembling equipment in any embodiment. The service switch assembly method of the present invention includes a method for producing a cover assembly for a service switch, comprising the steps of:

s1: the bracket 29, the interlocking signal loop 30, the upper cover shell 19, the gasket 31, the copper bar 32, the steel sleeve 33, the female end assembly 20 and the upper cover waterproof ring 28 are respectively placed in different first trays. The bracket is a fuse bracket.

Specifically, the bracket 29, the steel sleeve 33, the interlocking signal loop 30, the upper cover shell 19, the square gasket 31, the copper bar 32, the female end assembly 20 and the upper cover waterproof ring 28 are arranged in different first trays through manual or feeding equipment, and the first trays are automatically fed. And (3) turning on a power supply of a control mechanism of the maintenance switch assembly equipment, and pressing a reset key to enable the instruments of the upper cover assembly equipment to be restored to the initial positions.

S2: the first tray is activated and the parts are fed to the first feed channels 111, respectively. Each tray automatically screens and feeds, and the arranged support 29, the interlocking signal loop device 30, the upper cover shell 19, the gasket, the copper bar, the female end assembly 20 and the upper cover waterproof ring are respectively and sequentially conveyed to different stations on each first conveying mechanism 11 through the transmission guide rail, so that conveying of different parts is realized, and the assembly efficiency and the yield are improved.

S3: the first gripper robot mounts the interlock signal loop 30 to the bracket 29 to form assembly a. Specifically, the interlocking signal loop device 30 is installed in the groove of the support 29, the interlocking signal loop device 30 is installed at the bottom of the groove, the opening of the signal terminal of the interlocking signal loop device 30 is outwards, the interlocking signal loop device 30 is grabbed by the first grabbing mechanical arm and installed in the groove of the support 29, the installation cost efficiency and the installation accuracy of the interlocking signal loop device 30 are higher, and meanwhile, the anti-slip shock pad is arranged on the first grabbing mechanical arm to prevent the interlocking signal loop device 30 from being damaged.

S4: the first grasping robot mounts the upper cover waterproof ring to the upper cover housing 19. The upper cover waterproof ring is embedded into the upper cover shell 19, the upper cover waterproof ring is installed according to the fool-proof structure on the upper cover shell 19, the groove surface of the upper cover waterproof ring faces upwards, the fool-proof structure can prevent the upper cover waterproof ring from being erroneously installed or installed in a misplaced mode, and the waterproof performance of the upper cover waterproof ring is guaranteed.

S5: the first gripping robot places a plurality of steel bushings 33 on the upper cover housing 19 and the crimping mechanism 17 presses the plurality of steel bushings into the upper cover housing 19. The first tray automatically loads the steel sleeves 33, the first grabbing manipulator places six steel sleeves 33 in the upper cover shell 19, and then the six steel sleeves 33 are pressed into the upper cover shell 19 simultaneously by the crimping mechanism 17. The steel sleeve 33 is automatically pressed by the pressing mechanism 17, so that the labor intensity of installation is reduced.

S6: each first snatch the manipulator and snatch copper bar, subassembly A, female end subassembly 20 respectively and install copper bar, subassembly A, female end subassembly 20 in proper order at upper cover shell 19, then compress tightly female end subassembly 20 with first snatch the manipulator, avoid female end subassembly 20 to remove, compare the manual work to press, first snatch the manipulator and press more accurate and stable, make things convenient for subsequent bolt installation.

Specifically, the first grabbing mechanical arm clamps the copper bar 32 and loads the copper bar 32 into the corresponding groove of the upper cover shell 19, then the first grabbing mechanical arm clamps the support 29, and the clamping support 29 can reduce damage to the interlocking signal loop device. The bracket 29 is fitted into a corresponding recess of the upper cover housing 19. Next, the female end assemblies 20 are clamped by the first grabbing mechanical arm, the two female end assemblies 20 are placed at two ends of the copper bar 32, so that the two female end assemblies 20 are in contact connection with the copper bar 32, and finally the first grabbing mechanical arm compresses the female end assemblies 20.

S7: the first grasping robot grasps the gasket 31 and mounts the gasket 31 sheet to the upper cover housing 19, and then the tightening mechanism tightens the bolts so that the gasket 31, the female end assembly 20, the copper bar 32, the bracket 29 are fixed to the upper cover housing 19 to form the upper cover assembly. The tightening mechanism can realize automatic bolt installation and tightening, and improves the assembly efficiency and the yield.

Specifically, the square spacer 31 is first clamped by the first gripper and the square spacer 31 is placed on the two female end assemblies 20 and contacts the upper surfaces of the female end assemblies 20. The bolts sequentially penetrate through the square gaskets 31, the female end assemblies 20 and the copper bars 32 and are screwed into the upper cover shell 19 by adopting a screwing mechanism, so that the female end assemblies 20 and the copper bars 32 are fastened and connected. The first grabbing mechanical arm for pressing the female end assembly 20 is loosened, and then another bolt sequentially penetrates through the support 29 and is placed into the through holes of the four corners by adopting a screwing mechanism and then is screwed into the upper cover shell 19, so that the support 29 is fastened.

S8: and conducting test and mechanical performance test.

In the conduction test, conductive pins are inserted into the two female terminal assemblies 20 to form a loop for performing the current conduction test.

The mechanical performance test also includes a tensile test, an insertion and pulling force test of the upper cover shell 19, an assembly component insertion and pulling force test, a mechanical life or insertion and pulling test, a contact resistance or a copper bar contact resistance test. The qualification range of the assembly component plugging force is 30N-75N, and too large plugging force causes difficult plugging of the upper cover assembly and the socket assembly, and too small plugging force affects the electrical performance. The number of times of mechanical life or plug test is 100, and the resistance range of the contact resistance or copper bar contact resistance test is less than 0.5mΩ.

Thus, the assembly quality of the upper cover assembly is improved through the conduction test and the mechanical performance test, compared with the manual detection, the conduction test and the mechanical performance test of the invention are more accurate and have higher efficiency,

s9: the first center distance detection mechanism 18 is adopted to check whether the center distance between the two terminals 202 of the female end assembly 20 meets the requirement, the good products meet the center distance requirement, the defective products do not meet the center distance requirement, and the good products are transmitted to the next station. And adopting a first center distance adjusting mechanism to adjust the center distance of the defective products.

In addition, when the upper cover waterproof ring is installed, the first external pulling clamp is used for pulling the upper cover waterproof ring outwards, whether the external pulling waterproof ring is broken or not is identified through the pattern identification mechanism, the upper cover waterproof ring which is qualified and free of breakage is removed through clamping on the upper cover shell 19 through the first manipulator, the upper cover waterproof ring is installed on the upper cover shell 19, 8 rubber gaskets on the upper cover waterproof ring are reversely buckled and pressed into holes of the upper cover waterproof ring, the reverse buckling is required to be installed to the bottom, and the MSD upper cover after the upper cover waterproof ring is installed is placed into the conveying belt. In S1, the upper cover case 19 is placed in the first placement portion 121 of the first carrier 12.

S10: after the assembled upper cover assembly passes the conduction test and the mechanical performance test, the upper cover assembly is conveyed into a material box, and finally packaged by using a first packaging mechanism.

A service switch assembly method, further comprising a method for producing a socket assembly for a service switch, comprising the steps of:

c1: and (3) feeding:

parts such as the socket shell 21, the waterproof silica gel pad, the explosion-proof valve, the interlocking terminal and the like are manually installed in the second material tray 15, so that automatic feeding is realized. And (3) turning on a power supply of a control mechanism of the maintenance switch assembly equipment, and pressing a reset key to enable the instrument of the socket assembly equipment to be restored to the initial position.

C2: and (3) feeding:

each second tray 15 automatically screens the part feed, and sequentially conveys the arranged socket housing 21, the waterproof silica gel pad, the explosion-proof valve and the interlocking terminal to different assembly stations of the second feeding channel 141 through the transmission guide rail.

And C3: center distance detection of receptacle terminals 22:

the second center distance detecting means is employed to check whether the center distance of the receptacle terminals 22 meets the requirement.

And C4: installing a waterproof silica gel pad:

and (3) using a second external pulling clamp to pull the waterproof silica gel pad outwards, identifying whether the external pulled waterproof silica gel pad is broken or not through a second pattern recognition mechanism, removing if the external pulled waterproof silica gel pad is broken, clamping and installing the qualified waterproof silica gel pad without breakage on the socket shell 21 through a second manipulator, wherein 8 rubber pads on the waterproof silica gel pad are reversely buckled and pressed into holes of the socket shell 21, the reversely buckled rubber pads are required to be installed to the bottom, and placing the socket shell 21 after the waterproof silica gel pad is installed on a conveyor belt of the second conveying mechanism 14.

C5: mounting interlocking terminals:

the second robot grips the interlock terminal and puts the interlocking terminal socket housing 21, where the interlock terminal is mounted, into the conveyor belt at the interlock terminal interface of the interlocking terminal socket housing 21.

C6: and (3) performance detection:

products enter a detection area along with a conveyor belt, and the procedures of airtight test, high-pressure test, explosion-proof valve installation, terminal conduction test, radium etching and the like are sequentially carried out. Wherein, the upper limit of air intake of the airtight test is 6Kpa, the lower limit of air intake is 3.5Kpa, and the air charging time is 30 seconds. In the high-voltage test, the test voltage is 3.7KV, the leakage current is 1mA, the test time is 60 seconds, the upper limit of the on voltage is 5.5V, and the lower limit of the on voltage is 5V.

In addition, the product is also subjected to tensile test, and the qualified range of the insertion tensile test of the socket assembly is 30N-75N. The contact resistance of the socket assembly or the resistance range of the copper bar contact resistance test is less than 0.5mΩ.

C7: the third pattern recognition mechanism is used for checking whether the copper bar on the socket shell 21 has the phenomena of oxide layer, scratch, copper exposure, inner hole multiple glue and the like, meanwhile, the third pattern recognition mechanism is used for confirming whether the explosion-proof valve is installed in place, confirming whether the waterproof silica gel pad has the falling or loosening phenomenon, and judging whether the qualified product mark needs to be marked according to the recognition result.

And C8: packaging arrangement

The socket assembly device further comprises a second packaging mechanism for automatically packaging the socket assembly.

When the existing detection switch is assembled, the personnel are particularly more, the efficiency is particularly low, the quality requirements on installation personnel are particularly high, the installation personnel have the defects of water resistance, vibration and the like due to the installation errors, and the yield is low. The overhaul switch assembling method and the overhaul switch assembling equipment solve the defects of the conventional manual or semi-automatic machine table for assembly, realize automatic feeding and detection of MSD parts and assembly press fitting, and realize full-automatic assembly for final waterproof, vibration and plugging force detection.

The cover assembly and the receptacle assembly may be referred to in the patent publication CN 207489689U.

The technical principle of the present invention is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the invention and should not be taken in any way as limiting the scope of the invention. Other embodiments of the invention will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (10)

1. An overhaul switch assembling device is characterized by comprising an upper cover assembling device; the upper cover assembly equipment comprises a first material conveying mechanism (11) with a first material conveying channel (111), a crimping mechanism (17) arranged on the first material conveying mechanism (11), a screwing mechanism arranged on the first material conveying mechanism (11), a plurality of first grabbing manipulators sequentially arranged along a conveying path of the first material conveying channel (111), a first material carrying seat (12) arranged in the first material conveying channel (111), and a plurality of first material trays sequentially arranged along the conveying path of the first material conveying channel (111); each first material tray is provided with a first feeding channel, and the first material carrying seat (12) is provided with a first material placing part (121);

the crimping mechanism (17) comprises a lifter (171) arranged on the first conveying mechanism (11) and a compaction seat (172) in transmission connection with the lifter (171); the first feed channel (111) is located in the path of movement of the compacting seat (172).

2. The service switch assembly device of claim 1, wherein the upper cover assembly device further comprises a first center distance detection mechanism (18), a first center distance adjustment mechanism; the first center distance detection mechanism (18) and the first center distance adjustment mechanism are arranged along a conveying path of the first feeding channel (111);

The first center distance detection mechanism (18) comprises a first triaxial mobile station, a first base, a first sliding seat (180), a second sliding seat (181), a first distance sensor (182), a second distance sensor (183) matched with the first distance sensor (182) and a driver for driving the first sliding seat (180) and the second sliding seat (181) to slide; the first sliding seat (180) and the second sliding seat (181) are arranged on the first base in a sliding manner along a first direction and are sequentially arranged along the first direction, the first distance sensor (182) is installed on the first sliding seat (180), and the second distance sensor (183) is installed on the second sliding seat (181).

3. The service switch assembly device of claim 1, wherein the upper cover assembly device further comprises a first pull-out clamp and a first pattern recognition mechanism; the first pull-out clamp and the first pattern recognition mechanism are both installed in the first feeding channel (111).

4. The service switch assembly device of claim 1, wherein the upper cover assembly device further comprises a first packaging mechanism; the first feed channel (111) has a first output port at which the first packaging mechanism is mounted.

5. The service switch assembly device according to claim 1, wherein the upper cover assembly device further comprises a first loading and unloading mechanism (13); the first feeding and discharging mechanism (13) comprises a frame body (131), a moving platform (132) arranged on the frame body (131), a clamp holder (133) arranged on the moving platform (132) and a storage table (134); the storage table (134) and the first feeding path (111) are both located on the moving path of the gripper (133).

6. The service switch assembly device of any one of claims 1 to 5, further comprising a receptacle assembly device; the socket assembly equipment comprises a second material conveying mechanism (14) with a second material conveying channel (141), a plurality of second grabbing manipulators sequentially arranged along the conveying path of the second material conveying channel (141), a second material carrying seat arranged in the second material conveying channel (141), and a plurality of second material trays (15) sequentially arranged along the conveying path of the second material conveying channel (141); each second material tray (15) is provided with a second feeding channel, and the second material carrying seat is provided with a second material placing part.

7. The service switch assembly device of claim 6, wherein the receptacle assembly device further comprises a second center-to-center distance detection mechanism, a second center-to-center distance adjustment mechanism, a second pull-out fixture, a second pattern recognition mechanism, a third pattern recognition mechanism; the second center distance detection mechanism, the second center distance adjustment mechanism, the second pull-out clamp, the second pattern recognition mechanism and the third pattern recognition mechanism are arranged along a conveying path of the second feeding channel (141).

8. A service switch assembly method, characterized by being applied to the service switch assembly apparatus of any one of claims 1 to 7, comprising an upper cover assembly method comprising the steps of:

s1: the bracket (29), the interlocking signal loop device (30), the upper cover shell (19), the gasket (31), the copper bar (32), the steel sleeve (33), the female end assembly (20) and the upper cover waterproof ring (28) are respectively placed in different first trays;

s2: starting the first trays, and respectively conveying all parts to the first feeding channels (111) by all the first trays;

s3: the first grabbing mechanical arm is used for installing the interlocking signal loop device (30) on the bracket (29) to form a component A;

s4: the first grabbing mechanical arm is used for installing the upper cover waterproof ring (28) on the upper cover shell (19);

s5: the first grabbing mechanical arm is used for placing a plurality of steel sleeves (33) on the upper cover shell (19), and the plurality of steel sleeves (33) are pressed into the upper cover shell (19) by adopting the crimping mechanism (17);

s6: each first grabbing mechanical arm grabs the copper bar (32), the component A and the female end component (20) respectively, the copper bar (32), the component A and the female end component (20) are arranged on the upper cover shell (19), and then the female end component (20) is compressed by the first grabbing mechanical arm;

S7: the first grabbing mechanical arm grabs the gasket (31) and installs the gasket (31) on the upper cover shell (19), and then the bolt is screwed down by adopting the screwing mechanism so that the gasket (31), the female end assembly (20), the copper bar (32) and the bracket (29) are fixed on the upper cover shell (19) to form the upper cover assembly.

9. The service switch assembly method according to claim 8, wherein in S1, the upper cover housing (19) is placed in the first material placement portion (121) of the first material loading seat (12).

10. The service switch assembly method of claim 8, further comprising a socket assembly method comprising the steps of:

c1: parts such as a socket shell (21), a waterproof silica gel pad, an explosion-proof valve, an interlocking terminal and the like are arranged in a second material tray (15);

c2: the second trays (15) automatically screen the parts and feed the arranged socket shells (21), the waterproof silica gel pads, the explosion-proof valves and the interlocking terminals to the second feeding channels (141) respectively in sequence;

and C3: checking whether the center distance of the socket terminal (22) meets the requirement or not by adopting a second center distance detection mechanism;

and C4: installing a waterproof silica gel pad;

c5: mounting an interlocking terminal;

c6: detecting performance;

c7: inspecting the socket assembly;

And C8: and (5) packaging.