CN115971868A

CN115971868A - Automatic assembling device and method for combined screw of molded case circuit breaker

Info

Publication number: CN115971868A
Application number: CN202310089599.XA
Authority: CN
Inventors: 徐海通; 林其友; 陈登林
Original assignee: Zhejiang Chint Electrics Co Ltd
Current assignee: Zhejiang Chint Electrics Co Ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-04-18

Abstract

The invention discloses a combined screw automatic assembly device and a combined screw automatic assembly method for a molded case circuit breaker. The conveying line is arranged on the workbench and used for conveying the molded case circuit breaker to be assembled to an assembly station and conveying the assembled molded case circuit breaker to the next procedure; the feeding mechanism is arranged on the workbench and used for conveying the combined screws to a feeding position; the locking mechanism is arranged on the workbench and can install the combined screw at the material loading position into a threaded hole of the molded case circuit breaker according to a set torque; the assembly detection mechanism is arranged on the workbench and used for detecting whether the assembled molded case circuit breaker is qualified or not; the defective product transferring mechanism is arranged on the workbench and used for moving the defective products to the defective product station. The automatic assembling device for the combined screw of the molded case circuit breaker realizes automatic assembly of the combined screw and has high assembling efficiency.

Description

Automatic assembling device and method for combined screw of molded case circuit breaker

Technical Field

The invention relates to the technical field of automatic assembly equipment, in particular to a combined screw automatic assembly device and method for a molded case circuit breaker.

Background

The combined screw is an accessory of a molded case circuit breaker product and is a fastening screw for connecting an incoming line and an outgoing line, the combined screw needs to be installed on a static contact and a connecting plate of the molded case circuit breaker in the production process of the molded case circuit breaker, and if the combined screw can be installed successfully, the combined screw is a good product; if the combined screw cannot be installed, the combined screw is a defective product, the defective product can be timely recovered by workers, the defective product is prevented from flowing out, and the quality of the molded case circuit breaker is guaranteed.

At present, the combined screw adopts manual assembly, and the specific process is as follows: the molded case circuit breaker flows to an assembly station from a previous process, a combined screw is manually grabbed from a box for placing the combined screw, the combined screw is sequentially aligned with the threaded hole, and the screw is screwed into the threaded hole by a screwdriver. The prior art has the following defects: the combined screw is possibly dropped into the molded case circuit breaker and is not easy to take out; the combined screw is difficult to align with the threaded hole, the assembly is difficult, and the assembly efficiency is low; 6 combined screws are required to be installed on each molded case circuit breaker, 1500 molded case circuit breakers are required to be produced every day, and the labor intensity of workers is high.

Therefore, it is desirable to provide an apparatus and a method for automatically assembling a combined screw of a molded case circuit breaker to solve the above problems.

Disclosure of Invention

According to one aspect of the invention, the invention provides the automatic assembling device for the combined screw of the molded case circuit breaker, which can realize automatic assembly of the combined screw, has higher assembling efficiency and reduces the labor intensity of workers.

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

moulded case circuit breaker combination screw automatic assembly device includes:

a work table;

the conveying line is arranged on the workbench and used for conveying the molded case circuit breaker to be assembled to an assembly station and conveying the assembled molded case circuit breaker to the next process;

the feeding mechanism is arranged on the workbench and used for conveying the combined screws to a feeding position;

the locking mechanism is arranged on the workbench and can install the combined screw at the feeding position into a threaded hole of the molded case circuit breaker according to a set torque;

the assembly detection mechanism is arranged on the workbench and used for detecting whether the assembled molded case circuit breaker is qualified or not;

and the defective product transferring mechanism is arranged on the workbench and used for moving the defective product detected by the assembly detection mechanism to a defective product station.

Optionally, the locking mechanism includes a first support and a first locking assembly, the first support is disposed on the workbench, the first locking assembly is disposed on the first support, the loading position includes a first loading position, the first locking assembly can adsorb the combination screw at the first loading position and assemble the combination screw into the corresponding threaded hole, the first locking assembly includes:

the assembly control module comprises a first mounting plate, an auxiliary assembly component and a first sensor, wherein the first mounting plate is connected to the first support in a sliding mode along the vertical direction, the auxiliary assembly component comprises a sliding rod, a limiting piece, a first sleeve and a first reset elastic piece, one end of the sliding rod is fixedly connected with the first mounting plate, the other end of the sliding rod extends along the vertical direction, the first sleeve is sleeved outside the sliding rod in a sliding mode, the limiting piece is arranged at the other end of the sliding rod, the first reset elastic piece is arranged between the first sleeve and the limiting piece, and the first sensor is arranged on one side of the first mounting plate;

the locking and paying module comprises a second mounting plate, a batch head assembly and a first induction sheet, the second mounting plate is fixedly connected with the first sleeve, the batch head assembly is fixedly connected with the second mounting plate and penetrates through the first mounting plate in a sliding mode, the batch head assembly can mount the combination screw located at the first feeding position into the corresponding threaded hole and screw down the combination screw according to set torque, the first sensor is in signal connection with the batch head assembly, the first induction sheet is arranged on the second mounting plate, and when the first induction sheet covers the first sensor, the batch head assembly stops working;

the fixed end of the first driving piece is arranged on the first support, and the output end of the first driving piece is in driving connection with the first mounting plate and used for driving the first mounting plate to move along the vertical direction.

Optionally, the assembly control module further comprises:

the erection column, one end with first mounting panel links to each other, and the other end extends along vertical direction, first sensor is installed on the erection column, just first sensor is adjustable along vertical direction's position.

Optionally, the batch head assembly comprises:

the screwdriver head can rotate to screw the combined screw into the threaded hole, and one end of the screwdriver head is provided with a guide post;

the inner wall of the second sleeve is provided with a second sliding groove extending along the vertical direction, the second sleeve is sleeved at one end of the screwdriver head, and the guide column is connected with the second sliding groove in a sliding manner;

the magnetic part is annular, is arranged at one end of the second sleeve, which is not connected with the bit, and is attached to the inner wall of the second sleeve;

the second elastic component that resets, the cover is established criticize overhead, criticize overhead the butt face that is equipped with, the second elastic component that resets one end with the butt face butt, the other end with second sleeve butt.

Optionally, the locking mechanism further comprises:

material detection mechanism, including third mounting panel and second sensor, the third mounting panel sets up on the first support, the second sensor sets up on the third mounting panel, the second sensor is used for detecting whether have on the batch head subassembly combination screw, the second sensor with feed mechanism signal connection.

Optionally, the locking mechanism further comprises:

the second lock is paid the subassembly, sets up on the first support, it still includes the second material loading position to go up the material level, the second lock is paid the subassembly and can adsorb material loading position department the combination screw to assemble it to moulded case circuit breaker's corresponding position, the second lock pay the structure of subassembly with the structure of first lock is paid the subassembly is the same.

Optionally, the feeding mechanism includes:

the feeding assembly can convey the combined screw to a preset position;

divide the material subassembly, including second support, first minute flitch and second driving piece, the second support sets up on the workstation, first minute flitch with second support sliding connection, preset the position and include the primary importance, the primary importance sets up on the first minute flitch, the stiff end setting of second driving piece is in on the second support, the output of second driving piece with first minute flitch drive is connected, the second driving piece can drive first minute flitch motion, with first position department the combination screw remove extremely go up the material level.

Optionally, the assembly detection mechanism comprises:

the third bracket is arranged on the workbench;

the CCD visual detection module is arranged on the third support and can judge whether the assembled molded case circuit breaker is qualified or not, an unqualified signal is transmitted to the defective product transferring mechanism, and the defective product transferring mechanism moves the corresponding molded case circuit breaker to the defective product station according to the unqualified signal.

Optionally, the method further comprises:

the transverse moving mechanism is arranged on the workbench, the assembling station is arranged on the transverse moving mechanism, and the transverse moving mechanism can move the molded case circuit breaker for multiple times according to a set distance so that the locking mechanism can sequentially complete assembling of the combined screws.

Optionally, the sideslip mechanism includes sharp module and lifts the module, sharp module sets up on the workstation, it sets up to lift the module on the sharp module, sharp module can be according to set for the distance drive it follows to lift the module lift the direction of delivery of transfer chain removes, it can with moulded case circuit breaker lifts to breaking away from the transfer chain to lift the module and include:

the linear module is in driving connection with the bottom plate;

the fixed end of the third driving piece is arranged on the bottom plate;

the output end of the third driving piece is in driving connection with the inclined plug-in unit and is used for driving the inclined plug-in unit to move along the conveying direction of the conveying line, and the inclined plug-in unit comprises an inclined surface;

the two lifting assemblies are respectively arranged on two sides of the bottom plate and comprise a first sliding rail, a first sliding block, a follower, a supporting block and a stop block, the first sliding rail is arranged on the bottom plate and extends along the vertical direction, the first sliding block is in sliding connection with the first sliding rail, the follower is arranged at the bottom of the first sliding block, the inclined plane can be inserted into the bottom of the follower and pushes the first sliding block to move upwards along the vertical direction, the supporting block is arranged above the first sliding block, the stop block is arranged on the supporting block, and the stop block can be abutted to the molded case circuit breaker;

the conveying line can convey the molded case circuit breaker to two supporting blocks, the space surrounded by the two supporting blocks is the assembling station, and when the first sliding block moves upwards along the vertical direction, the supporting blocks lift the molded case circuit breaker to leave the conveying line.

Optionally, the method further comprises:

and the blocking and dismounting mechanism is arranged on the workbench and is positioned between the input end of the conveying line and the assembly station, and the blocking and dismounting mechanism can limit the movement of the molded case circuit breaker so as to enable the molded case circuit breaker to move to the assembly station.

Optionally, the blocking mechanism includes:

the first material blocking assembly comprises a fourth driving part and a first material blocking part, the fourth driving part can drive the first material blocking part to stretch, when the first material blocking part extends out, the molded case circuit breaker can abut against the first material blocking part and stop moving, and when the first material blocking part retracts, the molded case circuit breaker can normally convey;

the second material blocking assembly comprises a fifth driving piece and a second material blocking piece, the fifth driving piece can drive the second material blocking piece to move along the vertical direction and is inserted into the molded case circuit breaker so as to stop the molded case circuit breaker from moving;

the first material blocking part and the second material blocking part are used for respectively limiting the conveying of two adjacent molded case circuit breakers, and when the first material blocking part is in a retraction state, the second material blocking part is inserted into the molded case circuit breakers.

According to another aspect of the present invention, the present invention provides an automatic assembling method for a combined screw of a molded case circuit breaker, which is implemented based on the automatic assembling device for a combined screw of a molded case circuit breaker according to any one of the above technical solutions, and includes the following steps:

placing a molded case circuit breaker to be assembled at an input end of a conveyor line, the conveyor line conveying the molded case circuit breaker to be assembled to an assembly station;

the feeding mechanism conveys the combined screw to a feeding position;

the locking mechanism takes the combined screw positioned at the material loading position away, and installs the combined screw into a threaded hole of the molded case circuit breaker positioned on the assembly station according to a set torque;

the assembly detection mechanism detects the assembled molded case circuit breaker and transmits a detection result to the defective product transfer mechanism;

and the defective product transferring mechanism moves the defective product to a defective product station according to the detection result.

The invention has the beneficial effects that:

the invention provides an automatic assembling device for combined screws of a molded case circuit breaker, which comprises a workbench, a conveying line, a feeding mechanism, a locking mechanism, an assembly detection mechanism and a defective product transferring mechanism. The conveying line conveys the molded case circuit breaker to be assembled to the locking mechanism, the locking mechanism takes the combined screw from the feeding mechanism, the combined screw is installed in a threaded hole of the molded case circuit breaker according to a set torque, automatic assembly of the combined screw is completed, the conveying line conveys the assembled molded case circuit breaker to the assembly detection mechanism for detection, if the detection is qualified, the assembled molded case circuit breaker is conveyed to the next procedure, and if the detection is unqualified, the unqualified defective product is moved to a defective product station by the defective product transferring mechanism for processing. The automatic assembling device for the combined screw of the molded case circuit breaker can realize automatic assembling of the combined screw, has high assembling efficiency and reduces the labor intensity of workers.

The invention also provides an automatic assembly method of the combined screw of the molded case circuit breaker, which is based on the automatic assembly device of the combined screw of the molded case circuit breaker and can realize the automatic assembly of the combined screw.

Drawings

Fig. 1 is a schematic structural diagram of an automatic assembling device for a combined screw of a molded case circuit breaker according to an embodiment of the present invention;

fig. 2 is a top view of a molded case circuit breaker according to an embodiment of the present invention;

fig. 3 is an assembly view of a molded case circuit breaker and a combination screw according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a locking mechanism provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first locking assembly according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of an assembly control module according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a locking module according to an embodiment of the present invention;

FIG. 8 is a partial cross-sectional view of a batch head assembly provided in accordance with an embodiment of the invention;

FIG. 9 is a schematic structural diagram of a material detection mechanism according to an embodiment of the present invention;

FIG. 10 is a schematic structural diagram of a first bracket according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a material distributing assembly according to an embodiment of the present invention;

FIG. 12 is a schematic structural view of a second bracket according to an embodiment of the present invention;

FIG. 13 is an enlarged view of a portion of FIG. 1 at A;

fig. 14 is a schematic structural view of a defective product transferring mechanism according to an embodiment of the present invention;

fig. 15 is a schematic structural diagram of a traversing mechanism at a first viewing angle according to an embodiment of the present invention;

fig. 16 is a schematic structural diagram of a traversing mechanism at a second viewing angle according to an embodiment of the present invention;

fig. 17 is a schematic structural diagram of a linear module according to an embodiment of the present invention;

fig. 18 is a schematic structural diagram of a blocking and detaching mechanism provided in the embodiment of the present invention.

In the figure:

100. a work table; 200. a conveying line; 300. a molded case circuit breaker; 310. a threaded hole;

400. a feeding mechanism; 410. a feeding assembly; 411. a fourth sensor; 412. a fifth sensor; 420. a material distributing component; 421. a second bracket; 4211. a fourth slide rail; 4212. a fourth slider; 4213. a fifth slide rail; 4214. a fifth slider; 422. a second driving member; 423. a first material distributing plate; 4231. a first position; 424. a second material distributing plate; 425. a seventh driving member;

500. a combination screw;

600. a locking mechanism; 610. a first bracket; 611. a third slide rail; 612. a third slider; 613. a second buffer; 620. a first locking assembly; 621. assembling a control module; 6211. a first mounting plate; 62111. avoiding holes; 6212. an auxiliary assembly component; 62121. a slide bar; 62122. a limiting member; 62123. a first sleeve; 62124. a first return spring; 6213. a first sensor; 6214. mounting a column; 6215. a first clamp; 622. a locking module; 6221. a second mounting plate; 62211. mounting holes; 6222. a bit assembly; 62221. a handle; 62222. a batch head; 622221, a guide post; 622222, an abutment surface; 62223. a second sleeve; 622231, a second runner; 62224. a magnetic member; 62225. a second return spring; 6223. a first sensing piece; 6224. a connecting member; 623. a first driving member; 624. a material detection mechanism; 6241. a third mounting plate; 62411. a second slide rail; 62412. a first buffer; 6242. a second sensor; 6243. a third sensor; 6244. a connecting plate; 62441. a second slider; 62442. a first stopper; 62443. a second limiting block; 62444. a third limiting block; 6245. a sixth driving member; 630. a second locking assembly;

700. assembling a detection mechanism; 710. a third support; 720. a CCD visual detection module;

800. a defective product transfer mechanism; 810. a defective product station; 811. an opening; 812. a tenth driving member; 820. a fourth bracket; 830. an eighth driving member; 840. a material pushing plate; 850. a fifth support; 860. a ninth driving member; 870. a striker plate;

900. a traversing mechanism; 910. a linear module; 911. a fourth mounting plate; 912. an eleventh driving member; 913. a lead screw; 914. a nut; 915. a sixth slide rail; 916. a sixth slider; 917. a seventh sensor; 918. a protective cover; 919. a protection plate; 920. a lifting module; 921. a base plate; 9211. a second sensing piece; 922. a third driving member; 923. a diagonal plug-in; 9231. a bevel; 924. a lifting assembly; 9241. a first slide rail; 92411. a first chute; 9242. a first slider; 9243. a follower; 9244. a support block; 9245. a stopper; 925. a sixth sensor; 926. a second clamp;

1000. a blocking and detaching mechanism; 1100. a first material blocking assembly; 1110. a fourth drive member; 1120. a first material blocking part; 1200. a second material blocking component; 1210. a fifth driving member; 1220. a second material blocking part; 1230. a sixth support; 1240. and an eighth sensor.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The embodiment provides a moulded case circuit breaker combination screw automatic assembly device, can realize combination screw 500's automatic assembly, and assembly efficiency is higher, has reduced staff's intensity of labour.

Specifically, as shown in fig. 1 to 3, the automatic screw assembling device for a molded case circuit breaker assembly includes a workbench 100, a conveyor line 200, a feeding mechanism 400, a locking mechanism 600, an assembly detection mechanism 700, and a defective transfer mechanism 800. The conveyor line 200, the feeding mechanism 400, the lock mechanism 600, the assembly detection mechanism 700, and the defective transfer mechanism 800 are all provided on the table 100. The conveyor line 200 is used to convey the molded case circuit breaker 300 to be assembled to an assembly station, and convey the assembled molded case circuit breaker 300 to a next process. The feed mechanism 400 is used to deliver the combination screw 500 to an upper level. The locking mechanism 600 can take away the combination screw 500 on the material loading position, and install the combination screw 500 into the threaded hole 310 of the molded case circuit breaker 300 according to the set torque, so as to complete the automatic assembly of the combination screw 500. The assembly detection mechanism 700 is used for detecting whether the assembled molded case circuit breaker 300 is qualified, wherein the qualification indicates that the molded case circuit breaker 300 is a good product, and the disqualification indicates that the molded case circuit breaker 300 is a defective product. Through setting up assembly detection mechanism 700, can help the staff to discern the defective products, avoid the defective products to flow to next station, be favorable to improving moulded case circuit breaker 300's qualification rate. The defective product transferring mechanism 800 is used for moving defective products detected by the assembly detection mechanism 700 to a defective product station 810, and by arranging the defective product transferring mechanism 800, the defective products can be automatically removed, manual participation is not needed, the automation degree is high, and the labor intensity of workers is reduced. In the present embodiment, as shown in fig. 2 and 3, the screw holes 310 are disposed at two opposite sides of the molded case circuit breaker 300, and three screw holes 310 are disposed at each side, and the screw holes 310 at two opposite sides are disposed in one-to-one correspondence.

Further, as shown in fig. 4, the locking mechanism 600 includes a first bracket 610 and a first locking member 620, the first bracket 610 is disposed on the work table 100, the first locking member 620 is disposed on the first bracket 610, the loading position includes a first loading position, and the first locking member 620 can absorb the combination screw 500 at the first loading position and fit it into the corresponding threaded hole 310. In the present embodiment, since the threaded holes 310 are formed at both opposite sides of the molded case circuit breaker 300, the locking mechanism 600 further includes a second locking assembly 630, and the first locking assembly 620 and the second locking assembly 630 respectively assemble the combination screws 500 at both sides of the molded case circuit breaker 300. Specifically, the second locking assembly 630 is disposed on the first bracket 610, the loading level further includes a second loading level, and the second locking assembly 630 is capable of adsorbing the combination screw 500 at the second loading level and assembling the combination screw into the corresponding threaded hole 310. In this embodiment, the structure of the second locking component 630 is the same as that of the first locking component 620, and this arrangement does not require additional development of the second locking component 630, which is beneficial to reducing the development cost.

Specifically, as shown in fig. 5-7, in the present embodiment, the first locking assembly 620 includes an assembly control module 621, a locking module 622, and a first driving member 623. Wherein the mounting control module 621 includes a first mounting plate 6211, an auxiliary mounting assembly 6212, and a first sensor 6213. The first mounting plate 6211 is slidably connected to the first support 610 in the vertical direction, the auxiliary assembly component 6212 includes a slide bar 62121, a limiting member 62122, a first sleeve 62123 and a first return elastic member 62124, one end of the slide bar 62121 is fixedly connected to the first mounting plate 6211, the other end of the slide bar 6253 extends in the vertical direction, the first sleeve 62123 is slidably sleeved outside the slide bar 62121, the limiting member 62122 is disposed at the other end of the slide bar 62121, and the first return elastic member 62124 is disposed between the first sleeve 62123 and the limiting member 62122, the first sleeve 62123 is slid, and the first return elastic member 62124 can be compressed. The first sensor 6213 is disposed on one side of the first mounting plate 6211. The locking module 622 comprises a second mounting plate 6221, a batch head assembly 6222 and a first sensing piece 6223, the second mounting plate 6221 is fixedly connected with a first sleeve 62123, the batch head assembly 6222 is fixedly connected with the second mounting plate 6221 and slidably penetrates through the first mounting plate 6211, namely the second mounting plate 6221 can drive the batch head assembly 6222 to move along the vertical direction relative to the first mounting plate 6211, and in the process that the second mounting plate 6221 moves relative to the first mounting plate 6211, the first sleeve 62123 compresses the first reset elastic piece 62124. The batch head assembly 6222 may be configured to install the combination screw 500 at the first loading position into the corresponding threaded hole 310, and tighten the combination screw 500 according to a set torque, which is set according to a tightening degree of the combination screw 500. The first sensor 6213 is in signal connection with the batch head assembly 6222, the first sensing piece 6223 is disposed on the second mounting plate 6221, when the first sensing piece 6223 shields the first sensor 6213, the batch head assembly 6222 stops working, and the mounting of the combination screw 500 is completed. The first sensor 6213 can be selected from, but not limited to, a groove-type photoelectric switch, and by providing the first sensor 6213 and the first sensing piece 6223, the depth of the combination screw 500 screwed into the threaded hole 310 can be controlled, so that the combination screw 500 screwed into the threaded hole 310 too deep to damage the threaded hole 310 is avoided, and the reliability of the operation of assembling the combination screw 500 by the bit assembly 6222 is improved. The fixed end of the first driving element 623 is arranged on the first bracket 610, the output end of the first driving element 623 is in driving connection with the first mounting plate 6211 for driving the first mounting plate 6211 to move in the vertical direction, and the first driving element 623 is selected from but not limited to a stroke-adjustable cylinder. The first locking assembly 620 realizes automatic assembly of the combination screw 500, and has simple structure and low cost.

Optionally, in this embodiment, two auxiliary assembling components 6212 are provided, and the two auxiliary assembling components 6212 are respectively provided at two sides of the batch head component 6222, which is beneficial to improve the reliability of the movement of the second mounting plate 6221 relative to the first mounting plate 6211. Of course, in other embodiments, the number of the auxiliary fitting assemblies 6212 may be other, such as one, three, etc., and may be set according to actual needs.

Preferably, with continued reference to fig. 6, the assembly control module 621 further includes a mounting post 6214, one end of the mounting post 6214 being connected to the first mounting plate 6211 and the other end extending in the vertical direction, a first sensor 6213 being mounted on the mounting post 6214, the position of the first sensor 6213 in the vertical direction being adjustable. Optionally, in this embodiment, the first sensor 6213 is mounted on the mounting column 6214 through the first clamp 6215, that is, the first clamp 6215 is movably mounted on the mounting column 6214, the first sensor 6213 is mounted on the first clamp 6215, when the position of the first sensor 6213 needs to be adjusted, the first clamp 6215 is released, the first clamp 6215 is slid along the mounting column 6214 to the desired position, and then the first clamp 6215 is made to clamp the mounting column 6214, at this time, the first sensor 6213 is not movable, and the adjustment of the position of the first sensor 6213 is completed. Through setting up that first sensor 6213 is adjustable along the position of vertical direction, can adjust the degree of depth that combination screw 500 twists screw hole 310 through adjusting first sensor 6213 along the height of vertical direction to be applicable to the moulded case circuit breaker 300 of different models, improved above-mentioned moulded case circuit breaker combination screw automatic assembly device's universality.

Optionally, in this embodiment, with continued reference to fig. 6, the first mounting plate 6211 is provided with an avoiding hole 62111, and the batch head assembly 6222 is slidably disposed through the avoiding hole 62111. Through setting up dodge hole 62111, can dodge batch head subassembly 6222, guarantee the reliability of batch head subassembly 6222 relative first mounting plate 6211 motion.

Further, as shown in fig. 7, the batch head assembly 6222 includes a handle 62221, a mounting hole 62211 is provided on the second mounting plate 6221, the handle 62221 is inserted into the mounting hole 62211 and is fixedly connected to the second mounting plate 6221. Optionally, in this embodiment, the handle 62221 is fixedly coupled to the second mounting plate 6221 via a coupling member 6224, specifically, the coupling member 6224 is coupled to the second mounting plate 6221 at one end and to the handle 62221 at the other end. By providing the connecting member 6224, the strength of connection between the handle 62221 and the second mounting plate 6221 can be increased.

Preferably, as shown in fig. 7 and 8, the headpiece assembly 6222 further comprises a headpiece 62222, a second sleeve 62223, a magnetic member 62224 and a second return elastic member 62225. The screwdriver head 62222 can rotate, specifically, the screwdriver head 62222 is rotatably connected with the handle 62221, a motor capable of driving the screwdriver head 62222 to rotate is arranged in the handle 62221, so that the screwdriver head 62222 can automatically screw the combined screw 500 into the threaded hole 310, one end of the screwdriver head 62222 is provided with a guide column 622221, the inner wall of the second sleeve 62223 is provided with a second sliding groove 622231 extending in the vertical direction, the second sleeve 62223 is sleeved at one end of the screwdriver head 62222, and the guide column 622221 is slidably connected with the second sliding groove 622231. The sliding of the second sleeve 62223 can be guided by providing a guide post 622221 in sliding connection with a second slide slot 622231, with the second slide slot 622231 extending in a vertical direction. The magnetic member 62224 is annular and is arranged at one end of the second sleeve 62223, which is not connected with the batch head 62222, and the magnetic member 62224 is attached to the inner wall of the second sleeve 62223, so that the magnetic member 62224 can avoid the batch head 62222, and the magnetic member 62224 can avoid the second sleeve 62223 from blocking the sliding. When the headpiece 6222 contacts the combination screw 500 at the first loading position, the combination screw 500 is adsorbed by the magnetic member 62224, and then the combination screw 500 is moved to the position right above the threaded hole 310, at this time, because there is a certain difference in the heights of the molded case circuit breakers 300 of different models, the second sleeve 62223 can move up by a distance, which is beneficial to protecting the second sleeve 62223 and the magnetic member 62224. The second elastic resetting member 62225 is sleeved on the batch head 62222, the batch head 62222 is provided with an abutting surface 622222, one end of the second elastic resetting member 62225 abuts against the abutting surface 622222, and the other end abuts against the second sleeve 62223. Through setting up second elastic component 62225 that resets, in the in-process of screwing in combination screw 500 in screw hole 310, can make magnetic member 62224 adsorb combination screw 500 all the time, guarantee that combination screw 500 is vertical state all the time, be convenient for twist, improved the reliability of wholesale head subassembly 6222 work.

Preferably, as shown in fig. 4 and 9, the locking mechanism 600 further includes a material detection mechanism 624, where the material detection mechanism 624 includes a third mounting plate 6241 and a second sensor 6242, the third mounting plate 6241 is disposed on the first bracket 610, specifically below the first locking assembly 620, the second sensor 6242 is disposed on the third mounting plate 6241, the second sensor 6242 is configured to detect whether the combination screw 500 is on the batch head assembly 6222, and the second sensor 6242 is optionally, but not limited to, an optoelectronic switch. The second sensor 6242 is in signal connection with the feed mechanism 400. Specifically, after the batch head assembly 6222 adsorbs the combination screw 500, the first driving member 623 drives the first mounting plate 6211 to move upward along the vertical direction, the first mounting plate 6211 moves upward along the vertical direction to drive the batch head assembly 6222 to move upward along the vertical direction, and when the combination screw 500 blocks the second sensor 6242, the second sensor 6242 can detect that the combination screw 500 is on the batch head assembly 6222; if the second sensor 6242 is not shielded, it indicates that there is no combination screw 500 on the batch head assembly 6222, and the feeding mechanism 400 receives the no-material signal and feeds the material again. The number of times of repeated feeding of the feeding mechanism 400 can be set, and an alarm is given if the number of times of repeated feeding is exceeded, so that manual processing is performed. In this example, the number of times of repeating the feeding was three times. In other embodiments, the number of times of repeated feeding can be set to be other, and the number of times of repeated feeding can be set according to actual needs.

Further, since the second feeding level and the second locking assembly 630 are further provided in this embodiment, the material detecting mechanism 624 further includes a third sensor 6243, the third sensor 6243 is disposed on the third mounting plate 6241, and thus, whether the combination screw 500 is on the second locking assembly 630 or not is detected. The third sensor 6243 may be, but is not limited to, an optoelectronic switch. The operation of the third sensor 6243 is similar to that of the second sensor 6242, and thus, the operation of the third sensor 6243 will not be described in detail.

Preferably, with continued reference to fig. 9, the material detecting mechanism 624 further includes a connecting plate 6244 and a sixth driving member 6245, the connecting plate 6244 is slidably connected to the third mounting plate 6241, a fixed end of the sixth driving member 6245 is disposed on the third mounting plate 6241, an output end of the sixth driving member 6245 is drivingly connected to the connecting plate 6244 for driving the connecting plate 6244 to slide, and a sliding direction of the connecting plate 6244 is perpendicular to the vertical direction. The second sensor 6242 and the third sensor 6243 are both arranged on the connecting plate 6244, and the positions of the second sensor 6242 and the third sensor 6243 can be adjusted according to actual needs by arranging the connecting plate 6244 to be slidable, thereby improving the reliability of the second sensor 6242 and the third sensor 6243 in detecting the work of the combination screw 500. The sixth driver 6245 is optionally, but not limited to, a cylinder.

Optionally, in this embodiment, a second slide rail 62411 is disposed on the third mounting plate 6241, a second sliding block 62441 is disposed on the connecting plate 6244, and the second slide rail 62411 is slidably connected to the second sliding block 62441. By providing the second slide rail 62411 and the second slider 62441, the smoothness of sliding between the connecting plate 6244 and the third mounting plate 6241 can be improved.

Preferably, with continued reference to fig. 9, the third mounting plate 6241 is further provided with two first buffers 62412, the two first buffers 62412 are oppositely arranged along the moving direction of the connecting member 6224, the connecting plate 6244 is provided with a first limiting block 62442, and the first limiting block 62442 can slide between the two first buffers 62412 and abut against the two first buffers 62412. The sliding stroke of the connecting piece 6224 can be limited by providing the first buffer 62412 and the first limit block 62442, and the contact between the first buffer 62412 and the first limit block 62442 is flexible contact, so that the sliding stroke of the connecting piece 6224 can be limited while the first limit block 62442 can be protected.

Preferably, with continued reference to fig. 9, the connecting plate 6244 is further provided with a second limiting block 62443 and a third limiting block 62444, and the second limiting block 62443 and the third limiting block 62444 can respectively abut against the first loading position and the second loading position of the loading mechanism 400, so as to assist the loading mechanism 400 in loading. The reliability of the feeding work of the feeding mechanism 400 is improved by arranging the second limiting block 62443 and the third limiting block 62444.

Further, as shown in fig. 10, the locking mechanism 600 further includes a third slide rail 611 and a third slide block 612, wherein the third slide rail 611 is disposed on the first bracket 610 and extends in the vertical direction, the third slide block 612 is slidably connected to the third slide rail 611, and the first mounting plate 6211 is fixedly connected to the third slide block 612. By providing the third slide rail 611 and the third slider 612, the smoothness of the sliding connection between the first mounting plate 6211 and the first bracket 610 can be improved. Preferably, a second buffer 613 is disposed at one end of the third slide rail 611, and the first mounting plate 6211 can abut against the second buffer 613. Through the arrangement of the second buffer 613, the sliding stroke of the first mounting plate 6211 can be limited, the third slider 612 is prevented from being separated from the third sliding rail 611, and the second buffer 613 is in flexible contact with the first mounting plate 6211, which is beneficial to protecting the first mounting plate 6211. In this embodiment, the sliding connection structure between the second locking component 630 and the first bracket 610 is the same as the sliding connection structure between the first locking component 620 and the first bracket 610, and therefore, the description thereof is omitted.

For ease of understanding, the operation of the first locking assembly 620 will now be briefly described:

firstly, the output end of the first driving element 623 descends to a first preset position along the vertical direction, at this time, the second sleeve 62223 of the batch head assembly 6222 contacts the combination screw 500 at the first loading position, and the magnetic element 62224 adsorbs the combination screw 500;

then, the output end of the first driving member 623 rises to a second preset position along the vertical direction, the second sensor 6242 detects the combination screw 500, if the second sensor 6242 detects the combination screw 500, the output end of the first driving member 623 descends to a third preset position along the vertical direction, so that the combination screw 500 is directly opposite to the threaded hole 310, in the process, the second mounting plate 6221 moves relative to the first mounting plate 6211, and the first return elastic member 62124 is in a compressed state; if the second sensor 6242 does not detect the combination screw 500, the feeding mechanism 400 feeds again, and the first driving member 623 descends to the first preset position along the vertical direction to take the material until the second sensor 6242 detects the combination screw 500;

then, the batch head assembly 6222 is started, the batch head 62222 rotates to screw the combined screw 500 into the threaded hole 310, in the process, the first reset elastic member 62124 applies pressure to the second mounting plate 6221 to enable the second mounting plate 6221 to move downwards along the vertical direction, the batch head 62222 is driven to move downwards along the vertical direction, the combined screw 500 is screwed into the threaded hole 310, when the first sensing piece 6223 shields the first sensor 6213, the batch head 62222 stops rotating, and the combined screw 500 is mounted;

finally, the output end of the first driving member 623 returns to the initial position.

Further, as shown in fig. 11, the feeding mechanism 400 includes a feeding assembly 410 and a distributing assembly 420. Wherein the feeding assembly 410 can convey the combination screw 500 to a preset position. The material distributing assembly 420 includes a second bracket 421, a first material distributing plate 423 and a second driving member 422, and the second bracket 421 is disposed on the working table 100 for supporting the second driving member 422 and the first material distributing plate 423. The first material distributing plate 423 is slidably connected to the second support 421, and the preset positions include a first position 4231, and the first position 4231 is disposed on the first material distributing plate 423. The fixed end of the second driving member 422 is disposed on the second support 421, the output end of the second driving member 422 is drivingly connected to the first material distributing plate 423, and the second driving member 422 can drive the first material distributing plate 423 to move the combination screw 500 at the first position 4231 to the upper material level, in this embodiment, the first material distributing plate 423 can move the combination screw 500 at the first position 4231 to the first upper material level. Second drive member 422 may be, but is not limited to, a pneumatic cylinder. Further, in this embodiment, the material distributing assembly 420 further includes a second material distributing plate 424 and a seventh driving member 425. The second material distributing plate 424 is slidably connected to the second support 421, and the preset positions further include a second position, and the second position is disposed on the second material distributing plate 424. The fixed end of the seventh driving member 425 is disposed on the second bracket 421, the output end of the seventh driving member 425 is in driving connection with the second material distributing plate 424, and the seventh driving member 425 can drive the second material distributing plate 424 to move so as to move the combination screw 500 at the second position to the second loading position. Seventh drive member 425 is optionally, but not limited to, a pneumatic cylinder. The feeding mechanism 400 is simple in structure, low in cost and convenient to control.

Alternatively, in this embodiment, the feeding mechanism 400 is a vibrating disk screw feeder capable of conveying the combination screw 500 to the first position 4231 and the second position, respectively. Vibration dish formula screw material loading machine can be in succession stably, accurately for providing combination screw 500, compares with artifical material loading, and the time waste that causes because of artifical the getting of significantly reducing has improved production efficiency. In other embodiments, the feeding mechanism 400 may be configured otherwise, and may be configured according to actual needs.

Preferably, with continued reference to fig. 11, a fourth sensor 411 is disposed on the feeding mechanism 400 directly above the first position 4231, a fifth sensor 412 is disposed on the feeding mechanism 400 directly above the second position, the fourth sensor 411 is used for detecting whether there is material at the first position 4231, and the fifth sensor 412 is used for detecting whether there is material at the second position. By providing the fourth sensor 411 and the fifth sensor 412, the reliability of the loading operation of the loading mechanism 400 can be ensured. The fourth sensor 411 and the fifth sensor 412 are optional but not limited to the first sensor 6213.

It should be noted that, in this embodiment, the first material dividing plate 423 can abut against the second limiting block 62443, and the second material dividing plate 424 can abut against the third limiting block 62444, so as to ensure the feeding accuracy of the first material dividing plate 423 and the second material dividing plate 424.

Preferably, as shown in fig. 12, in the present embodiment, a fourth slide rail 4211 and a fourth slide rail 4212 are provided on the second support 421. The fourth sliding block 4212 is slidably connected with the fourth sliding rail 4211, and the first material separating plate 423 is fixedly connected with the fourth sliding block 4212. The second support 421 is further provided with a fifth slide rail 4213 and a fifth slide block 4214, the fifth slide block 4214 is slidably connected with the fifth slide rail 4213, and the second material distribution plate 424 is fixedly connected with the fifth slide block 4214. The fourth slide rail 4211 and the fourth slider 4212 can improve the smoothness of the movement of the first material distribution plate 423, and the fifth slide rail 4213 and the fifth slider 4214 can improve the smoothness of the movement of the second material distribution plate 424. In other embodiments, the sliding connection structures between the first material distributing plate 423 and the second material distributing plate 424 and the second support 421 may be set to be other structures, and may be set according to actual needs.

Further, as shown in fig. 13, the assembly inspection module includes a third bracket 710 and a CCD vision inspection module 720, and the third bracket 710 is disposed on the worktable 100 and is used for supporting the CCD vision inspection module 720. The CCD vision detecting module 720 can determine whether the assembled molded case circuit breaker 300 is qualified or not, and transmit an unqualified signal to the defective product transferring mechanism 800, and the defective product transferring mechanism 800 moves the corresponding molded case circuit breaker 300 to the defective product station 810 according to the unqualified signal. Since the CCD vision detecting module 720 is a conventional technology, the detailed structure thereof will not be described. Through setting up CCD visual detection module 720, can intelligent identification defective products, avoid the defective products to flow into next process, improved molded case circuit breaker 300's yield.

Further, as shown in fig. 14, in the present embodiment, the defective product transferring mechanism 800 includes a defective product station 810, a material pushing assembly, and a limiting assembly, the defective product station 810 is disposed at one side of the conveying line 200, the limiting assembly can limit movement of the defective product, and the material pushing assembly can push the defective product to the defective product station 810. The material pushing assembly comprises a fourth support 820, an eighth driving member 830 and a material pushing plate 840, wherein the fourth support 820 is arranged on the workbench 100, a fixed end of the eighth driving member 830 is arranged on the fourth support 820, an output end of the eighth driving member 830 is in driving connection with the material pushing plate 840 and used for driving the material pushing plate 840 to move, the material pushing plate 840 can push defective products on the conveying line 200 into the defective product station 810, specifically, an opening 811 is arranged on the defective product station 810, the opening 811 faces the material pushing plate 840, and the material pushing plate 840 pushes the defective products into the defective product station 810 from the opening 811. The eighth driving member 830 is optionally, but not limited to, a cylinder. The position limiting assembly comprises a fifth bracket 850, a ninth driving member 860 and a striker plate 870. The fifth bracket 850 is disposed on the worktable 100, the fixed end of the ninth driving member 860 is disposed on the fifth bracket 850, the output end of the ninth driving member 860 is drivingly connected to the striker plate 870, and the ninth driving member 860 can drive the striker plate 870 to abut against the molded case circuit breaker 300, so as to limit the transportation of the molded case circuit breaker 300. The ninth driver 860 is optionally but not limited to a cylinder.

Preferably, still be equipped with tenth driving piece 812 on the defective products station 810, the stiff end setting of tenth driving piece 812 is in one side of defective products station 810, and the output of tenth driving piece 812 can with the defective products butt to promote the defective products and remove along the extending direction of defective products station 810, avoid the defective products to block up opening 811, both improved the reliability of pushing away material subassembly work, improved the capacity that defective products station 810 held the defective products again. The tenth driving member 812 is optionally but not limited to a cylinder.

For convenience of understanding, the operation of the defective product transfer mechanism 800 will now be briefly described:

first, according to the unqualified result transmitted by the assembly detection mechanism 700, the ninth driving member 860 drives the material blocking plate 870 to block the defective product;

then, the eighth driving member 830 is started to drive the material pushing plate 840 to push the defective products into the defective product station 810 at the position of the opening 811;

finally, the tenth driving member 812 is activated to push the defective product out of the opening 811.

Further, as shown in fig. 1, 15 and 16, the above-mentioned automatic assembling apparatus for combined screws of a molded case circuit breaker further includes a traverse mechanism 900, the traverse mechanism 900 is disposed on the worktable 100, the assembling station is disposed on the traverse mechanism 900, and the traverse mechanism 900 can move the molded case circuit breaker 300 multiple times according to a set distance, so that the locking mechanism 600 sequentially completes the assembling of the plurality of combined screws 500. In this embodiment, the traverse mechanism 900 can move the molded case circuit breaker 300 three times by a set distance, and the locking mechanism 600 completes the assembly of two combination screws 500 every time the traverse mechanism moves once. Through setting up sideslip mechanism 900, can control molded case circuit breaker 300's small displacement, will wait that the screw hole 310 of assembling moves under the mechanism 600 of lock pair, is favorable to the accurate assembly of mechanism 600 of lock pair.

Further, with continued reference to fig. 15 and 16, the traverse mechanism 900 includes a linear module 910 and a lifting module 920, the linear module 910 is disposed on the worktable 100, the lifting module 920 is disposed on the linear module 910, the linear module 910 can drive the lifting module 920 to move along the conveying direction of the conveying line 200 according to a set distance, and the lifting module 920 can lift the molded case circuit breaker 300 to be detached from the conveying line 200, so as to facilitate the assembly of the assembly screw 500. In the embodiment, the lifting module 920 includes a base plate 921, a third driving member 922, a slant plug-in 923 and two lifting assemblies 924. The linear module 910 is drivingly connected to the bottom plate 921, so as to drive the whole lifting module 920 to move. The stiff end setting of third driving piece 922 is on bottom plate 921, and the output of third driving piece 922 and oblique plug-in components 923 drive connection for the oblique plug-in components 923 of drive move along the direction of delivery of transfer chain 200, and plug-in components 923 includes inclined plane 9231 to one side, and inclined plane 9231 extends along the direction of delivery of transfer chain 200. The two lifting assemblies 924 are respectively arranged on two sides of the bottom plate 921, each lifting assembly 924 comprises a first slide rail 9241, a first slide block 9242, a follower 9243, a supporting block 9244 and a stop block 9245, wherein the first slide rail 9241 is arranged on the bottom plate 921 and extends in the vertical direction, the first slide block 9242 is slidably connected with the first slide rail 9241, the follower 9243 is arranged at the bottom of the first slide block 9242, the inclined surface 9231 can be inserted into the bottom of the follower 9243, one end, close to the follower 9243, of the inclined surface 9231 is lower than one end, far away from the follower 9243, when the inclined surface 9231 is inserted into the bottom of the follower 9243 and moves in the conveying direction of the conveying line 200, the follower 9243 is pushed to move upwards in the vertical direction, the first slide block 9242 is further pushed to move upwards in the vertical direction, the supporting block 9244 is arranged above the first slide block 9242, the stop block 9245 is arranged on the supporting block 9244, and the stop block 9245 can be abutted to the molded case circuit breaker 300. Specifically, the transfer chain 200 can carry moulded case circuit breaker 300 to two supporting shoe 9244 on, the space that two supporting shoe 9244 enclose and establish is the assembly station, then third driving piece 922 starts, the oblique plug-in components 923 of output drive of third driving piece 922 moves, make first slider 9242 along vertical direction upward movement, and then make supporting shoe 9244 lift moulded case circuit breaker 300 to leaving transfer chain 200, the position of moulded case circuit breaker 300 can not be influenced in the motion of transfer chain 200 this moment, the reliability of the assembly of combination screw 500 has been improved.

Preferably, be equipped with first spout 92411 on the first slide rail 9241, first spout 92411 extends along setting up the direction, and the one end that follower 9243 did not abut with inclined plane 9231 and first spout 92411 sliding connection to can joint in the cell wall of first spout 92411, this kind of mode of setting makes first spout 92411 can play the guide effect to the slip of first slider 9242, and can restrict first slider 9242's slip stroke. Alternatively, in this embodiment, the follower 9243 is a cam follower, and the friction between the cam follower and the inclined surface 9231 is rolling friction, so that the friction is small, which is beneficial to protect the inclined surface 9231.

Further, with continued reference to fig. 15 and 16, the lifting assembly 924 further includes a sixth sensor 925, the sixth sensor 925 is disposed on one of the two support blocks 9244, the sixth sensor 925 is capable of detecting whether the molded case circuit breaker 300 is present on the support block 9244, and the third driving member 922 operates according to the detection result of the sixth sensor 925, that is, when the sixth sensor 925 detects that the molded case circuit breaker 300 is present on the support block 9244, the third driving member 922 is activated. The sixth sensor 925 is optionally but not limited to an optoelectronic switch. Through setting up sixth sensor 925, can guarantee to lift module 920 and lift when, certainly have moulded case circuit breaker 300 on the supporting shoe 9244, improved above-mentioned moulded case circuit breaker combination screw automatic assembly device's intellectuality.

Preferably, with continued reference to fig. 15 and 16, the lifting assembly 924 further includes a second clamp 926, the second clamp 926 being disposed on one of the two support blocks 9244, the second clamp 926 including a telescoping head, the telescoping head of the second clamp 926 extending to clamp the molded case circuit breaker 300 between the telescoping head and the other support block 9244 after the molded case circuit breaker 300 has flowed onto the support block 9244, the second clamp 926 being optionally but not limited to a pneumatic cylinder. Through setting up second anchor clamps 926, can improve the fixed effect to moulded case circuit breaker 300, reduce the risk that moulded case circuit breaker 300 falls at the lift in-process.

Further, as shown in fig. 17, in the present embodiment, the linear module 910 includes a fourth mounting plate 911, an eleventh driving member 912, a lead screw 913 and a nut 914, wherein the fourth mounting plate 911 is disposed on the workbench 100, a fixed end of the eleventh driving member 912 is disposed on the fourth mounting plate 911, an output end of the eleventh driving member 912 is in driving connection with the lead screw 913 for driving the lead screw 913 to rotate, the nut 914 is in threaded connection with the lead screw 913, and the bottom plate 921 is fixedly connected with the nut 914. Through the motion of lead screw 913 nut 914 mechanism drive bottom plate 921, can improve the precision that lift module 920 removed, realize that screw hole 310 and lock pay accurate location of mechanism 600, and simple structure, frictional resistance is little, and manufacturing cost is lower.

Preferably, with continued reference to fig. 17, a sixth slide rail 915 is disposed on the fourth mounting plate 911, the sixth slide rail 915 extends along the conveying direction of the conveyor line 200, the sixth slide block 916 is slidably connected to the sixth slide rail 915, and the bottom plate 921 is fixedly connected to the sixth slide block 916. Through setting up sixth slide rail 915 and sixth slider 916, can improve the smoothness and the stability of lifting module 920 motion. A sixth slide rail 915 and a sixth slide block 916 are a set of sliding mechanisms, and in this embodiment, two sets of sliding mechanisms are provided, and are respectively disposed on two sides of the lead screw 913. In other embodiments, a set of sliding mechanisms may be provided, and may be provided according to actual needs.

As a preferred technical solution, with reference to fig. 15 and 17, three seventh sensors 917 are disposed on the fourth mounting plate 911, the three seventh sensors 917 are disposed at intervals along the conveying direction of the conveying line 200, a second sensing piece 9211 is disposed on the bottom plate 921, and the second sensing piece 9211 is in signal connection with the seventh sensor 917. The seventh sensors 917 at both sides are used to define the moving stroke of the base plate 921, and the seventh sensor 917 at the middle is an initial position of the base plate 921. The seventh sensor 917 is optionally but not limited to a slot-type photoelectric switch.

Further, with continued reference to fig. 16 and 17, the linear module 910 further includes a protection cover 918 and a protection plate 919, the protection plate 919 is disposed at the rear end of the fourth mounting plate 911, i.e., the end away from the eleventh driving member 912, one end of the protection cover 918 is connected to the base plate 921, the other end of the protection cover 918 is connected to the protection plate 919, and the protection cover 918 has a telescopic characteristic, and is covered above the fourth mounting plate 911 in an inverted U shape, and during the movement of the base plate 921, the protection cover 918 is stretched and compressed. By providing the protective cover 918, a dust-proof effect can be achieved, which is beneficial to protecting the linear module 910. The shield 918 may optionally be, but is not limited to, a U-shaped accordion shield 918.

For ease of understanding, the operation of the traversing mechanism 900 will now be briefly described:

firstly, the conveying line 200 conveys the molded case circuit breaker 300 to the supporting block 9244, the seventh sensor 917 detects the molded case circuit breaker 300, the second clamp 926 extends out to clamp the molded case circuit breaker 300, the third driving piece 922 is started to lift the molded case circuit breaker 300;

then, the straight line module 910 moves the molded case circuit breaker 300 for the first time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500; the linear module 910 moves the molded case circuit breaker 300 for the second time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500; the linear module 910 moves the molded case circuit breaker 300 for the third time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500;

finally, the third driving member 922 is activated to replace the molded case circuit breaker 300 on the conveyor line 200, and the conveying is continued by the conveyor line 200.

Further, as shown in fig. 1 and 18, the above automatic assembling apparatus for combined screws of a molded case circuit breaker further includes a blocking and detaching mechanism 1000, the blocking and detaching mechanism 1000 is disposed on the workbench 100 and located between the input end of the conveying line 200 and the assembling station, and the blocking and detaching mechanism 1000 can limit movement of the molded case circuit breaker 300 so that a single molded case circuit breaker 300 moves to the assembling station. Through setting up and keeping off tear mechanism 1000 open, even once carry a plurality of moulded case circuit breaker 300 at the input of transfer chain 200, can guarantee assembling in proper order of moulded case circuit breaker 300, avoid a plurality of moulded case circuit breaker 300 to pile up at the assembly station and influence assembly work.

Specifically, with continued reference to fig. 18, in the present embodiment, the blocking and detaching mechanism 1000 includes a first material blocking assembly 1100 and a second material blocking assembly 1200, the first material blocking assembly 1100 is closer to the assembly station than the second material blocking assembly 1200, and the first material blocking assembly 1100 and the second material blocking assembly 1200 are used for respectively limiting the conveying of two adjacent molded case circuit breakers 300, so that a single molded case circuit breaker 300 moves to the assembly station. The first blocking assembly 1100 comprises a fourth driving part 1110 and a first blocking part 1120, wherein the fourth driving part 1110 can drive the first blocking part 1120 to stretch out and draw back, when the first blocking part 1120 extends out, the molded case circuit breaker 300 can abut against the first blocking part 1120 to stop moving, and when the blocking part retracts back, the molded case circuit breaker 300 can normally convey. The fourth driving members 1110 are selected from, but not limited to, cylinders, and in this embodiment, the fourth driving members 1110 are disposed on the side wall of the conveying line 200, and two fourth driving members 1110 are disposed on both sides of the conveying line 200. The second blocking assembly 1200 includes a fifth driving member 1210 and a second blocking member 1220, and the fifth driving member 1210 can drive the second blocking member 1220 to move in a vertical direction and be inserted into the molded case circuit breaker 300, and specifically, may be inserted into the threaded hole 310 of the molded case circuit breaker 300, so as to stop the movement of the molded case circuit breaker 300. The fifth driving member 1210 is optionally, but not limited to, an air cylinder, and in this embodiment, the second material stopping assembly 1200 further includes a sixth bracket 1230, the sixth bracket 1230 is disposed on the worktable 100, and the fifth driving member 1210 is disposed on the sixth bracket 1230. The first stopper 1120 and the second stopper 1220 can limit the transportation of two adjacent molded case circuit breakers 300, respectively, and when the first stopper 1120 is in a retracted state, the second stopper 1220 is inserted into the molded case circuit breaker 300, that is, only one molded case circuit breaker 300 is allowed to flow into an assembly station at a time.

Preferably, the second material blocking assembly 1200 further includes an eighth sensor 1240, the eighth sensor 1240 is disposed on the sixth support 1230, and the eighth sensor 1240 can detect whether the molded case circuit breaker 300 is located below the second material blocking assembly 1200, so as to ensure that the second material blocking member 1220 can be accurately inserted into the molded case circuit breaker 300, thereby improving the working reliability of the second material blocking assembly 1200.

For ease of understanding, the operation of the blocking and removing mechanism 1000 will now be briefly described:

first, the fourth driving part 1110 drives the first blocking part 1120 to extend out, and when the eighth sensor 1240 detects the molded case circuit breaker 300, the fifth driving part 1210 drives the second blocking part 1220 to insert into the molded case circuit breaker 300;

then, the fourth driving member 1110 drives the first blocking member 1120 to retract, and at this time, the second blocking member 1220 keeps the state of being inserted into the molded case circuit breaker 300, so that the molded case circuit breaker 300 abutted against the first blocking member 1120 enters an assembly station under the conveying of the conveying line 200 to wait for assembling the combination screw 500;

finally, the fourth driving element 1110 drives the first blocking element 1120 to extend, the fifth driving element 1210 drives the second blocking element 1220 to separate from the molded case circuit breaker 300, so that the molded case circuit breaker 300 abuts against the first blocking element 1120 on the conveying line 200 of the conveying line 200, and the fifth driving element 1210 drives the second blocking element 1220 to insert into the molded case circuit breaker 300 adjacent to the molded case circuit breaker 300.

The embodiment also provides an automatic assembly method of the combined screw of the molded case circuit breaker, which is realized based on the automatic assembly device of the combined screw of the molded case circuit breaker and comprises the following steps:

s100, placing the molded case circuit breaker 300 to be assembled at an input end of a conveyor line 200, and conveying the molded case circuit breaker 300 to be assembled to an assembly station by the conveyor line 200;

the method specifically comprises the following steps:

s110, the blocking and detaching mechanism 1000 enables the molded case circuit breakers 300 to be sequentially and singly conveyed to an assembly station;

the method comprises the following specific steps:

s111, the fourth driving part 1110 drives the first blocking part 1120 to extend out, and when the eighth sensor 1240 detects the molded case circuit breaker 300, the fifth driving part 1210 drives the second blocking part 1220 to insert into the molded case circuit breaker 300;

s112, the fourth driving member 1110 drives the first blocking member 1120 to retract, and at this time, the second blocking member 1220 keeps the state of being inserted into the molded case circuit breaker 300, so that the molded case circuit breaker 300 abutted against the first blocking member 1120 enters the assembly station to wait for assembling the assembly screw 500 under the transportation of the transportation line 200.

S120, the traverse mechanism 900 moves the molded case circuit breaker 300 multiple times according to a set distance;

the method comprises the following specific steps:

s121, the conveying line 200 conveys the molded case circuit breaker 300 to the supporting block 9244, the seventh sensor 917 detects the molded case circuit breaker 300, the second clamp 926 extends out to clamp the molded case circuit breaker 300, the third driving member 922 is started to lift the molded case circuit breaker 300;

s122, the linear module 910 moves the molded case circuit breaker 300 for the first time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500; the linear module 910 moves the molded case circuit breaker 300 for the second time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500; the linear module 910 moves the molded case circuit breaker 300 for the third time according to the set distance, and the locking mechanism 600 completes the assembly of the two combination screws 500;

and S123, starting the third driving piece 922, and replacing the molded case circuit breaker 300 on the conveying line 200 to be conveyed continuously by the conveying line 200.

S200, the feeding mechanism 400 conveys the combined screw 500 to a feeding position;

the method comprises the following specific steps:

s210, the feeding assembly 410 conveys the combined screws 500 to a first position 4231 and a second position respectively;

in this embodiment, the fourth sensor 411 can detect whether there is material at the first position 4231, the fifth sensor 412 can detect whether there is material at the second position, and if there is no material at the first position 4231 or no material at the second position, the feeding assembly 410 performs feeding again until there is material at both the first position 4231 and the second position.

S220, the delivery end of the second driver 422 drives the first material dividing plate 423 to deliver the combination screw 500 at the first position 4231 to the first loading position, and the output end of the seventh driver 425 drives the second material dividing plate 424 to deliver the combination screw 500 at the second position to the second loading position.

S300, the locking mechanism 600 takes the combined screw 500 at the material loading position, and the combined screw 500 is installed in a threaded hole 310 of the molded case circuit breaker 300 at the assembly station according to the set torque;

in this embodiment, the specific steps of the first locking component 620 for installing the combination screw 500 are as follows:

s310, the output end of the first driving part 623 descends to a first preset position along the vertical direction, at this time, the second sleeve 62223 of the batch head assembly 6222 contacts the combined screw 500 at the first loading position, and the magnetic part 62224 adsorbs the combined screw 500;

s320, the output end of the first driving piece 623 rises to a second preset position along the vertical direction, the second sensor 6242 detects the combined screw 500, if the second sensor 6242 detects the combined screw 500, the output end of the first driving piece 623 descends to a third preset position along the vertical direction, the combined screw 500 is enabled to be opposite to the threaded hole 310, in the process, the second mounting plate 6221 moves relative to the first mounting plate 6211, and the first resetting elastic piece 62124 is in a compressed state; if the second sensor 6242 does not detect the combination screw 500, the feeding mechanism 400 feeds again, and the first driving member 623 descends to the first preset position along the vertical direction to take the material until the second sensor 6242 detects the combination screw 500;

s330, the batch head assembly 6222 is started, the batch head 62222 rotates to screw the combined screw 500 into the threaded hole 310, in the process, the first reset elastic member 62124 applies pressure to the second mounting plate 6221 to enable the second mounting plate 6221 to move downwards along the vertical direction, the batch head 62222 is driven to move downwards along the vertical direction, the combined screw 500 is screwed into the threaded hole 310, when the first sensing piece 6223 shields the first sensor 6213, the batch head 62222 stops rotating, and the combined screw 500 is mounted;

s340, the output end of the first driving member 623 returns to the initial position.

S400, the assembled molded case circuit breaker 300 is detected by the assembly detection mechanism 700, and a detection result is transmitted to the defective product transferring mechanism 800;

the method comprises the following specific steps:

s410, the CCD vision detecting module 720 detects the molded case circuit breaker 300 passing thereunder, and moves the defective product transferring mechanism 800 according to the detection result.

S500, the defective product transferring mechanism 800 moves the defective product to the defective product station 810 according to the detection result.

The method comprises the following specific steps:

s510, according to the unqualified result transmitted by the assembly detection mechanism 700, the ninth driving piece 860 drives the material baffle 870 to block the defective product;

s520, starting the eighth driving piece 830, and driving the material pushing plate 840 to push the defective products into the defective product station 810 at the position of the opening 811;

s530, the tenth driving member 812 is activated to push the defective product away from the opening 811.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Moulded case circuit breaker combination screw automatic assembly device which characterized in that includes:

a table (100);

the conveying line (200) is arranged on the workbench (100) and used for conveying the molded case circuit breaker (300) to be assembled to an assembly station and conveying the assembled molded case circuit breaker (300) to the next procedure;

the feeding mechanism (400) is arranged on the workbench (100) and used for conveying the combined screw (500) to a feeding position;

the locking and paying mechanism (600) is arranged on the workbench (100), and the locking and paying mechanism (600) can install the combined screw (500) at the feeding position into a threaded hole (310) of the molded case circuit breaker (300) according to a set torque;

the assembly detection mechanism (700) is arranged on the workbench (100) and used for detecting whether the assembled molded case circuit breaker (300) is qualified or not;

and a defective product transfer mechanism (800) which is provided on the table (100) and which moves the defective product detected by the assembly detection mechanism (700) to a defective product station (810).

2. The automatic assembling device for combined screws of plastic case breakers according to claim 1, wherein the locking mechanism (600) comprises a first bracket (610) and a first locking component (620), the first bracket (610) is disposed on the worktable (100), the first locking component (620) is disposed on the first bracket (610), the loading position comprises a first loading position, the first locking component (620) can adsorb the combined screws (500) at the first loading position and assemble the combined screws into the corresponding threaded holes (310), and the first locking component (620) comprises:

an assembly control module (621) including a first mounting plate (6211), an auxiliary assembly component (6212) and a first sensor (6213), the first mounting plate (6211) being slidably connected to the first bracket (610) in a vertical direction, the auxiliary assembly component (6212) including a slide bar (62121), a stopper (62122), a first sleeve (62123) and a first return elastic member (62124), one end of the slide bar (62121) being fixedly connected to the first mounting plate (6211) and the other end extending in the vertical direction, the first sleeve (62123) being slidably sleeved outside the slide bar (5283 zxft 3583), the stopper (62122) being disposed at the other end of the slide bar (62121), the first return elastic member (62124) being disposed between the first sleeve (3282) and the stopper (3482 zxft 6234) on one side of the first mounting plate (3411);

the locking and paying module (622) comprises a second mounting plate (6221), a batch head assembly (6222) and a first sensing piece (6223), the second mounting plate (6221) is fixedly connected with the first sleeve (62123), the batch head assembly (6222) is fixedly connected with the second mounting plate (6221) and is slidably arranged on the first mounting plate (6211), the batch head assembly (6222) can install the combined screw (500) located at the first upper material level into the corresponding threaded hole (310) and tighten the combined screw (500) according to set torque, the first sensor (6213) is in signal connection with the batch head assembly (6222), the first sensing piece (6223) is arranged on the second mounting plate (6221), and when the first sensing piece (6223) shields the first sensor (6213), the batch head assembly (22) stops working;

the fixed end of the first driving piece (623) is arranged on the first support (610), and the output end of the first driving piece (623) is in driving connection with the first mounting plate (6211) and used for driving the first mounting plate (6211) to move along the vertical direction.

3. The automatic assembling device of combined screw of molded case circuit breaker according to claim 2, wherein said assembling control module (621) further comprises:

a mounting column (6214) having one end connected to the first mounting plate (6211) and the other end extending in a vertical direction, the first sensor (6213) being mounted on the mounting column (6214), and the position of the first sensor (6213) in the vertical direction being adjustable.

4. The automatic assembling device of combined screw of molded case circuit breaker according to claim 2, wherein the batch head assembly (6222) comprises:

the screwdriver head (62222) can rotate to screw the combined screw (500) into the threaded hole (310), and one end of the screwdriver head (62222) is provided with a guide column (622221);

a second sleeve (62223), a second sliding groove (622231) extending in the vertical direction is formed in the inner wall of the second sleeve (62223), the second sleeve (62223) is sleeved at one end of the batch head (62222), and the guide column (622221) is connected with the second sliding groove (622231) in a sliding mode;

a magnetic member (62224), the magnetic member (62224) is ring-shaped, the magnetic member (62224) is arranged at one end of the second sleeve (62223) which is not connected with the batch head (62222), and the magnetic member (62224) is attached to the inner wall of the second sleeve (62223);

the second resetting elastic piece (62225) is sleeved on the screwdriver head (62222), an abutting surface (622222) is arranged on the screwdriver head (62222), one end of the second resetting elastic piece (62225) abuts against the abutting surface (622222), and the other end of the second resetting elastic piece abuts against the second sleeve (62223).

5. The automatic assembling device of combined screw of molded case circuit breaker according to claim 2, wherein the locking mechanism (600) further comprises:

the material detection mechanism (624) comprises a third mounting plate (6241) and a second sensor (6242), the third mounting plate (6241) is arranged on the first support (610), the second sensor (6242) is arranged on the third mounting plate (6241), the second sensor (6242) is used for detecting whether the combination screw (500) is arranged on the batch head assembly (6222), and the second sensor (6242) is in signal connection with the feeding mechanism (400).

6. The automatic assembling device of combined screw of molded case circuit breaker according to claim 2, wherein the locking mechanism (600) further comprises:

subassembly (630) is paid to second lock, sets up on first support (610), the material loading level still includes the second material loading level, subassembly (630) is paid to second lock can adsorb material loading level department combination screw (500), and assemble it to moulded case circuit breaker (300)'s corresponding position, the structure that subassembly (630) was paid to the second lock with the structure of first subassembly (620) is paid the same.

7. The combined screw automatic assembling apparatus for molded case circuit breaker according to claim 1, wherein the feeding mechanism (400) comprises:

a feeding assembly (410) capable of conveying the combination screw (500) to a preset position;

divide material subassembly (420), including second support (421), first branch flitch (423) and second drive piece (422), second support (421) set up on workstation (100), first branch flitch (423) with second support (421) sliding connection, preset position includes first position (4231), first position (4231) set up on first branch flitch (423), the stiff end of second drive piece (422) sets up on second support (421), the output of second drive piece (422) with first branch flitch (423) drive connection, second drive piece (422) can drive first branch flitch (423) move to with combination screw (500) in first position (4231) move to go up the material level.

8. The automatic assembling apparatus of combination screw of molded case circuit breaker according to claim 1, wherein the assembling sensing mechanism (700) comprises:

a third support (710) provided on the work table (100);

CCD visual detection module (720) sets up on third support (710), CCD visual detection module (720) can judge that the equipment is good whether moulded case circuit breaker (300) is qualified to give unqualified signal transmission the defective products move and carry mechanism (800), defective products move and carry mechanism (800) basis the unqualified signal will correspond moulded case circuit breaker (300) move extremely defective products station (810).

9. The automatic assembling apparatus of combined screw of molded case circuit breaker according to any one of claims 1 to 8, further comprising:

the transverse moving mechanism (900) is arranged on the workbench (100), the assembling stations are arranged on the transverse moving mechanism (900), the transverse moving mechanism (900) can move for multiple times according to a set distance, and the molded case circuit breaker (300) is used for enabling the locking mechanism (600) to sequentially complete assembling of the combined screws (500).

10. The automatic assembling device for combined screws of molded case circuit breaker according to claim 9, wherein the traverse mechanism (900) comprises a linear module (910) and a lifting module (920), the linear module (910) is disposed on the working table (100), the lifting module (920) is disposed on the linear module (910), the linear module (910) can drive the lifting module (920) to move along the conveying direction of the conveying line (200) according to the set distance, the lifting module (920) can lift the molded case circuit breaker (300) to be separated from the conveying line (200), and the lifting module (920) comprises:

the bottom plate (921), the linear module (910) is in driving connection with the bottom plate (921);

a third driving member (922), a fixed end of the third driving member (922) being disposed on the base plate (921);

the output end of the third driving piece (922) is in driving connection with the inclined plug-in piece (923), the inclined plug-in piece (923) is driven to move along the conveying direction of the conveying line (200), and the inclined plug-in piece (923) comprises an inclined surface (9231);

two lifting assemblies (924) respectively arranged on two sides of the bottom plate (921), wherein each lifting assembly (924) comprises a first sliding rail (9241), a first sliding block (9242), a follower (9243), a supporting block (9244) and a stop block (9245), the first sliding rail (9241) is arranged on the bottom plate (921) and extends in the vertical direction, the first sliding block (9242) is slidably connected with the first sliding rail (9241), the follower (9243) is arranged at the bottom of the first sliding block (9242), the inclined surface (9231) can be inserted into the bottom of the follower (9243) and pushes the first sliding block (9242) to move upwards in the vertical direction, the supporting block (9244) is arranged above the first sliding block (9242), the stop block (9245) is arranged on the supporting block (9244), and the stop block (9245) can be abutted to the molded case circuit breaker (300);

the conveying line (200) can convey the molded case circuit breaker (300) to the two supporting blocks (9244), a space surrounded by the two supporting blocks (9244) is the assembling station, and when the first sliding block (9242) moves upwards along the vertical direction, the supporting blocks (9244) lift the molded case circuit breaker (300) to leave the conveying line (200).

11. The automatic assembling device of combined screw of molded case circuit breaker according to any one of claims 1 to 8, further comprising:

the blocking and detaching mechanism (1000) is arranged on the workbench (100) and located between the input end of the conveying line (200) and the assembling station, and the blocking and detaching mechanism (1000) can limit the movement of the molded case circuit breaker (300) so that the molded case circuit breaker (300) can move to the assembling station singly.

12. The automatic assembling apparatus of combination screw of molded case circuit breaker according to claim 11, wherein the blocking and detaching mechanism (1000) comprises:

the first material blocking assembly (1100) comprises a fourth driving part (1110) and a first material blocking part (1120), the fourth driving part (1110) can drive the first material blocking part (1120) to stretch and retract, when the first material blocking part (1120) extends out, the molded case circuit breaker (300) can abut against the first material blocking part (1120) and stop moving, and when the first material blocking part (1120) retracts, the molded case circuit breaker (300) can normally convey;

a second blocking assembly (1200) including a fifth driving member (1210) and a second blocking member (1220), the fifth driving member (1210) being capable of driving the second blocking member (1220) to move in a vertical direction and being inserted into the molded case circuit breaker (300) to stop the movement of the molded case circuit breaker (300);

the first material blocking part (1120) and the second material blocking part (1220) are used for respectively limiting the conveying of two adjacent molded case circuit breakers (300), and when the first material blocking part (1120) is in a retraction state, the second material blocking part (1220) is inserted into the molded case circuit breakers (300).

13. The automatic assembling method of the combined screw of the molded case circuit breaker is characterized in that the automatic assembling method of the combined screw of the molded case circuit breaker is realized based on the automatic assembling device of the combined screw of the molded case circuit breaker of any one of claims 1 to 12, and comprises the following steps:

placing a molded case circuit breaker (300) to be assembled at an input end of a conveyor line (200), the conveyor line (200) conveying the molded case circuit breaker (300) to be assembled to an assembly station;

the feeding mechanism (400) conveys the combined screw (500) to a feeding level;

the locking and paying mechanism (600) takes the combined screw (500) at the material loading position and installs the combined screw (500) into a threaded hole (310) of the molded case circuit breaker (300) at the assembly station according to set torque;

the assembly detection mechanism (700) detects the assembled molded case circuit breaker (300) and transmits a detection result to the defective product transferring mechanism (800);

and the defective product transferring mechanism (800) moves the defective product to a defective product station (810) according to the detection result.