CN220182030U

CN220182030U - Rotary welding device

Info

Publication number: CN220182030U
Application number: CN202321535017.8U
Authority: CN
Inventors: 陈为民; 郭仁勇; 冯晓
Original assignee: Umi China Electric Inc
Current assignee: Umi China Electric Inc
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-15
Anticipated expiration: 2033-06-14

Abstract

The utility model discloses a rotary welding device, which comprises a rotary disk, wherein a fixing part is arranged at the upper periphery of the rotary disk, and a first side plate feeding part, a bottom plate feeding part, a second side plate feeding part, a welding machine and a product discharging part are sequentially arranged at the outer side of the rotary disk along the rotation direction of the rotary disk; the fixed part comprises a fixed base fixedly connected with the rotary disk, one end of the fixed base far away from the rotary disk is provided with a fixed plate, and one side of the fixed plate far away from the fixed base is provided with a clamping part; the welding machine comprises a lower welding electrode and an upper welding electrode, a welding cylinder for driving the upper welding electrode is arranged on the welding machine, and a compression bar cylinder is arranged at the front upper end of the welding machine.

Description

Rotary welding device

Technical Field

The utility model relates to the technical field of welding equipment, in particular to a rotary welding device.

Background

The AC spot (convex) welder is widely applied to the bonding assembly of two metal parts of stamping hardware. The products mainly comprise automobile parts, household appliances, hardware and electrical parts and the like.

The switch box is a bottom box behind the switch and socket panel. The wall is arranged in a wall body after being used for a switch and a socket panel. The switch box is made of PVC material and metal material. The metal switch box is provided with a stretching box and a welding box. The welding box is formed by welding two side plates and a bottom plate.

When the switch box is welded by using an alternating current spot welder, workpieces are put into a tool in the welder for welding at present mainly by manpower. Secondly, manually placing the workpiece into a tool at a fixed position outside the welding machine, then taking the tool up by a robot, placing the tool into the welding machine for welding, and then taking out. And the two welding modes are manually fed in a circulating reciprocating manner, so that the working efficiency is low, the labor intensity is high, and the welding modes are unsafe.

Disclosure of Invention

The present utility model is directed to a spin welding device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the rotary welding device comprises a rotary disc, wherein a fixing part is arranged at the upper periphery of the rotary disc, and a first side plate feeding part, a bottom plate feeding part, a second side plate feeding part, a welding machine and a product discharging part are sequentially arranged at the outer side of the rotary disc along the rotation direction of the rotary disc;

the fixing part comprises a fixing base fixedly connected with the rotary disk, a fixing plate is arranged at one end, far away from the rotary disk, of the fixing base, the fixing plate is connected with the fixing base in an up-down sliding mode, the fixing plate is made of an insulating material, and a clamping part is arranged at one side, far away from the fixing base, of the fixing plate;

the welding machine comprises a welding lower electrode and a welding upper electrode, a welding cylinder for driving the welding upper electrode is arranged on the welding machine, a pressing rod cylinder is arranged at the front upper end of the welding machine and connected with a pressing rod, the pressing rod is connected with the main body of the welding machine in a vertical sliding mode through the pressing rod cylinder, and the pressing rod is located above the fixing plate.

As a further scheme of the utility model: the rotary table is connected to the rotary table in a rotary mode, and the rotary table is provided with a divider for driving the rotary table to rotate in a clearance mode.

As a further scheme of the utility model: eight fixed parts are uniformly arranged on the rotary disk, the included angles among the eight fixed parts are all degrees, and the first side plate feeding part, the bottom plate feeding part, the second side plate feeding part, the welding machine and the product discharging part correspond to one fixed part.

As a further scheme of the utility model: the bottom plate feeding portion one side is equipped with bottom plate input conveyer belt, rotary disk one side is equipped with the welding station, the welding machine is located the welding station outside, product discharging portion includes product ejection of compact station and is located product output conveyer belt of product ejection of compact station one side.

As a further scheme of the utility model: the fixing base is provided with a linear sliding block, the fixing plate is provided with a linear sliding rail, and the linear sliding block is in sliding connection with the linear sliding rail.

As a further scheme of the utility model: the linear sliding rail is characterized in that the lower end of the linear sliding rail is provided with a top pin, the fixed base is provided with a pin hole matched with the top pin, and a spring is arranged in the pin hole.

As a further scheme of the utility model: the linear slide rail pass through the connecting block with fixed plate fixed connection, the fixed plate is nylon material.

As a further scheme of the utility model: the clamping part comprises a bottom plate fixing column, a lower side plate positioning bracket, an upper side plate positioning stop block, a limiting column and a magnet, wherein the bottom plate fixing column is positioned on one side, far away from the rotating disc, of the fixing plate.

As a further scheme of the utility model: the welding upper electrode is fixedly connected with the lower end of the piston of the welding cylinder through a welding upper electrode seat, and the welding lower electrode is positioned below the welding upper electrode.

As a further scheme of the utility model: the welding lower electrode and the welding upper electrode are respectively provided with an avoidance groove, cooling water channels are respectively arranged in the welding lower electrode and the welding upper electrode, and the welding lower electrode and the welding upper electrode are respectively provided with a water inlet and a water outlet which are communicated with the cooling water channels.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the automatic feeding part, a device for clamping and positioning a workpiece is arranged on the rotating disc, and a compression bar cylinder and a compression bar are arranged at the front upper end of the welding machine. Therefore, the purposes of automatic feeding, automatic clamping and positioning, automatic falling and floating of workpieces on the welding electrode can be achieved, manual feeding is omitted, the fixed plates on the rotating disc can finish the feeding of the side plates and the bottom plate at corresponding stations in the rotating process along with the rotating disc, meanwhile, the side plates and the bottom plate are assembled and fixed through the clamping mechanism, then, automatic welding is carried out through the welding station, and automatic discharging is carried out through the discharging station, so that the production efficiency is greatly improved, the labor intensity of workers is reduced, and the safety of products is improved;

2. the fixing plate for clamping the product is made of nylon, so that welding current does not flow in series in the welding process, and only flows from the upper electrode to the upper side plate, flows into the bottom plate through the convex points and flows to the lower electrode through the convex point lower side plate, during the period, large current generates large resistance through the small convex points, generates partial melting at the position of high Wen Tubao and is bonded at the convex hulls of the three parts under pressure, and the welding is completed. The nylon plate is used for avoiding current dispersion and straight-through caused by series flow, reducing current and resistance at the salient points and the problem of infirm welding caused by insufficient heat;

3. the fixed plate is connected with the fixed base in a sliding way, the bottom of the fixed plate is supported in a resetting way through the spring, the top of the spring is provided with the ejector pin, the ejector pin is positioned below the linear slide rail, the linear slide rail connected with the fixed plate is pressed down through the pressing rod, the welding piece positioned on the fixed plate is pressed down and falls onto the lower electrode, the welding piece is pressed down and positioned through the sliding fixed plate, and the spring is used for resetting, so that the requirement on the height position of a product is low in the process that the product moves between the welding electrodes along with the rotating disc, and the production efficiency is improved.

Drawings

FIG. 1 is a top view of a welding apparatus according to the present embodiment;

FIGS. 2 and 3 are axial side views of the welding device according to the present embodiment;

fig. 4, 5 and 6 are schematic structural views of the fixing portion of the present embodiment;

FIG. 7 is a top view of the rotary disk of the present embodiment;

FIG. 8 is a schematic diagram of the structure of the product of the present embodiment;

FIG. 9 is a schematic view of a welding head according to the present embodiment;

fig. 10 and 11 are schematic diagrams illustrating a fixing state of the fixing portion according to the present embodiment;

FIG. 12 is a schematic view of a weld head hover state for the present embodiment;

FIG. 13 is a view showing a pressing state of the welding head according to the present embodiment;

fig. 14 is a schematic view showing a welding state of the welding head according to the present embodiment.

In the figure:

the welding machine comprises a 1-welding machine, a 2-rotating table, a 3-rotating disc, a 4-fixing part, a 5-first side plate feeding part, a 6-bottom plate feeding part, a 7-second side plate feeding part, an 8-welding station, a 9-product discharging station, a 10-bottom plate input transmission belt, a 11-water inlet hole, a 12-product output transmission belt, a 13-product, a 14-water outlet hole, a 15-divider, a 16-welding lower electrode, a 17-welding upper electrode, a 18-welding cylinder, a 19-welding upper electrode seat, a 20-avoidance groove, a 21-compression bar cylinder and a 22-compression bar;

401-fixed plates, 402-linear slide rails, 403-ejector pins, 404-springs, 405-connecting blocks, 406-linear sliding blocks, 407-fixed bases, 408-base plate fixed columns, 409-lower side plate positioning brackets, 4010-upper side plate positioning stop blocks, 4011-limit columns and 4012-magnets;

1301-side board, 1302-bottom board, 1303-welding point.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-14, in the embodiment of the utility model, a rotary welding device includes a rotary disk 3, the rotary disk 3 is rotatably connected to the rotary disk 2, a divider 15 for driving the rotary disk 3 to rotate in a gap is provided on the rotary disk 2, so that the rotary disk 3 can rotate in a gap, a fixing portion 4 is provided on an upper periphery of the rotary disk 3, a first side plate feeding portion 5, a bottom plate feeding portion 6, a second side plate feeding portion 7, a welding machine 1 and a product discharging portion are sequentially arranged on an outer side of the rotary disk 3 along a rotation direction of the rotary disk 3, a bottom plate input conveying belt 10 is provided on one side of the bottom plate feeding portion 6, a welding station 8 is provided on one side of the rotary disk 3, the welding machine 1 is located on an outer side of the welding station 8, the product discharging portion includes a product discharging station 9 and a product output conveying belt 12 provided on one side of the product discharging station 9, in this embodiment, eight fixing portions 4 are uniformly arranged on the rotary disk 3, and included angles between the eight fixing portions 4 are 45 ° respectively, the first side plate feeding portion 5, the bottom plate feeding portion 6, the second side plate feeding portion 7, the welding machine 1 and the product discharging portion 1 are respectively corresponding to one fixing portion between the first side plate feeding portion 5 and the bottom plate feeding portion 7, and the second side plate feeding portion 7.

The fixed part 4 comprises a fixed base 407 fixedly connected with the rotating disc 3, one end of the fixed base 407, far away from the rotating disc 3, is provided with a fixed plate 401, the fixed plate 401 is connected with the fixed base 407 in an up-down sliding manner, a linear sliding block 406 is arranged on the fixed base 407, a linear sliding rail 402 is arranged on the fixed plate 401, the linear sliding block 406 is connected with the linear sliding rail 402 in a sliding manner, a top pin 403 is arranged at the lower end of the linear sliding rail 402, a pin hole matched with the top pin 403 is arranged on the fixed base 407, a spring 404 is arranged in the pin hole, the linear sliding rail 402 is fixedly connected with the fixed plate 401 through a connecting block 405, one side, far away from the fixed base 407, of the fixed plate 401 is provided with a clamping part, the clamping part comprises a bottom plate fixing column 408, a lower side plate locating bracket 409, a top plate locating stop 4010 and a magnet 4012, which are fixedly connected on the fixed plate 401, far away from one side of the rotating disc 3, and limits and fixes the bottom plate through the bottom plate fixing column 4010, supports and fixes the lower side plate through the lower side plate locating bracket 409, fixes the upper side plate through the upper side plate locating stop 4010, and the bottom plate locating bracket 4012, and further completes the limit limiting and fixing of the bottom plate. In addition, the fixing plate 401 is made of an insulating material, in this embodiment, the fixing plate 401 is made of a nylon material, and the nylon material plate is used to prevent the current from flowing therethrough and to insulate the positioning members mounted thereon during welding.

The welding machine 1 comprises a welding lower electrode 16 and a welding upper electrode 17, a welding cylinder 18 for driving the welding upper electrode 17 is arranged on the welding machine 1, the welding upper electrode 17 is fixedly connected with the lower end of a piston of the welding cylinder 18 through a welding upper electrode seat 19, the welding lower electrode 16 is positioned below the welding upper electrode 17, the welding lower electrode 16 and the welding upper electrode 17 are respectively provided with an avoidance groove 20, cooling water channels are respectively arranged in the welding lower electrode 16 and the welding upper electrode 17, water inlets 11 and water outlets 14 which are communicated with the cooling water channels are respectively arranged on the welding lower electrode 16 and the welding upper electrode 17, and then the welding machine electrode can be cooled through the cooling water channels to prevent the welding machine electrode from overheating. In addition, the welding machine 1 is provided with a compression bar cylinder 21, the lower end of the piston of the compression bar cylinder 21 is provided with a compression bar 22, the compression bar 22 is driven to slide up and down by the compression bar cylinder 21, the compression bar 22 is positioned above the fixed plate 401, and the fixed plate 401 can be pushed to move downwards on the fixed base 407 by the compression bar cylinder 21 and the compression bar 22.

When the magnetic force sensor is used, firstly, the side plate 1031 moves to one fixing part 4 on the rotary disk 3 through the first side plate feeding part 5, the side plate 1301 is placed on the lower side plate positioning bracket 409, the side plate 1301 is supported and positioned through the lower side plate positioning bracket 409, then the rotary disk 3 rotates, the fixing part 4 rotates 90 degrees along with the rotary disk 3 to reach the position of the bottom plate feeding part 6, at the moment, the bottom plate 1302 is transmitted on the bottom plate input transmission belt 10, the bottom plate 1302 is placed on the fixing part 4 through the bottom plate feeding part 6, two side edges of the bottom plate 1302 are clamped on bottom plate fixing columns 408 on the fixing plate 401, further limitation on the horizontal position of the bottom plate 1302 is completed, meanwhile, the lower end of the bottom plate 1302 is pressed on the lower side plate 1301, limitation on the vertical position of the bottom plate 1302 is completed, then the fixing part 4 rotates to the position of the second side plate feeding part 7 along with the rotary disk 3, the other side plate 1301 is placed between the upper side plate positioning stoppers 4010 through the second side plate feeding part 7, limitation on the horizontal position of the side plate 1301 is completed, meanwhile, the two side plates 1301 are clamped on the upper end of the bottom plate 1301 is pressed against the bottom plate 1301, and the upper end of the bottom plate 1302 is pressed against the vertical end of the bottom plate 401, and the side plate 1302 is pressed against the bottom plate 1301, and the position of the bottom plate is fixed on the bottom plate side plate 401. After the bottom plate is assembled and fixed, the fixing part 4 moves to the welding station 8 along with the rotating disc 3, the pressing rod cylinder 21 is started, the pressing rod cylinder 21 pushes the pressing rod 22 to move downwards, the pressing rod 22 contacts the upper end of the linear sliding rail 402 on the fixing plate 401 in the downward movement process and pushes the linear sliding rail 402 and the fixing plate 401 to move downwards, the product 13 fixed on the fixing plate 401 moves downwards along with the downward movement of the fixing plate 401, the ejector pin 403 at the lower end of the fixing plate 401 also moves downwards and presses the spring 404, the lower end of the product 13 fixed on the fixing plate 401 is pressed onto the welding lower electrode 16 along with the downward movement of the fixing plate 401, at the moment, the action of the pressing rod cylinder 21 is stopped, the welding cylinder 18 is started, the welding upper electrode 17 is pushed to move downwards by the welding cylinder 18 until the welding upper electrode 17 is pressed onto the edge plate 1031 at the upper end, at the moment, the upper electrode and the lower electrode are both in contact with a product to be welded, the welding point 1303 on the product 13 is welded by the welding electrode, further welding of one product is completed, then the welding cylinder 18 returns, the compression bar cylinder 21 returns, the fixing plate 401 returns under the action of the spring 404, and then the fixing part 4 rotates to the product discharging station 9 along with the rotating disc 3 again and is output through the product output conveying belt.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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

Claims

1. The rotary welding device is characterized by comprising a rotary disc (3), wherein a fixing part (4) is arranged at the upper periphery of the rotary disc (3), and a first side plate feeding part (5), a bottom plate feeding part (6), a second side plate feeding part (7), a welding machine (1) and a product discharging part are sequentially arranged at the outer side of the rotary disc (3) along the rotation direction of the rotary disc (3);

the fixing part (4) comprises a fixing base (407) fixedly connected with the rotating disc (3), one end, far away from the rotating disc (3), of the fixing base (407) is provided with a fixing plate (401), the fixing plate (401) is connected with the fixing base (407) in an up-down sliding mode, the fixing plate (401) is made of an insulating material, and one side, far away from the fixing base (407), of the fixing plate (401) is provided with a clamping part;

the welding machine (1) comprises a welding lower electrode (16) and a welding upper electrode (17), a welding cylinder (18) for driving the welding upper electrode (17) is arranged on the welding machine (1), a pressing rod cylinder (21) is arranged at the front upper end of the welding machine (1), the pressing rod cylinder (21) is connected with a pressing rod (22), the pressing rod (22) is connected with the main body of the welding machine (1) in a vertical sliding mode through the pressing rod cylinder (21), and the pressing rod (22) is located above the fixing plate (401).

2. A spin welding device according to claim 1, characterized in that the rotating disc (3) is rotatably connected to the rotating disc (2), and that the rotating disc (2) is provided with a divider (15) for driving the rotating disc (3) to rotate in a gap.

3. The spin welding device according to claim 1, wherein eight fixing portions (4) are uniformly arranged on the rotating disc (3), the included angles between the eight fixing portions (4) are 45 °, and the first side plate feeding portion (5), the bottom plate feeding portion (6), the second side plate feeding portion (7), the welding machine (1) and the product discharging portion correspond to one fixing portion (4).

4. A spin welding device according to claim 1, characterized in that the bottom plate feeding part (6) side is provided with a bottom plate input conveyor belt (10), the rotating disc (3) side is provided with a welding station (8), the welding machine (1) is located outside the welding station (8), and the product discharging part comprises a product discharging station (9) and a product output conveyor belt (12) located at one side of the product discharging station (9).

5. The spin welding device according to claim 1, wherein the fixed base (407) is provided with a linear slider (406), the fixed plate (401) is provided with a linear slide rail (402), and the linear slider (406) is slidably connected with the linear slide rail (402).

6. The rotary welding device according to claim 5, wherein a top pin (403) is arranged at the lower end of the linear slide rail (402), a pin hole matched with the top pin (403) is arranged on the fixed base (407), and a spring (404) is arranged in the pin hole.

7. The spin welding device according to claim 5, wherein the linear slide rail (402) is fixedly connected to the fixing plate (401) through a connecting block (405), and the fixing plate (401) is made of nylon.

8. The spin welding apparatus of claim 1, wherein the clamping portion comprises a bottom plate fixing post (408) located on a side of the fixing plate (401) away from the rotating plate (3), a lower side plate positioning bracket (409), an upper side plate positioning stopper (4010), a limit post (4011), and a magnet (4012).

9. A spin welding device according to claim 1, characterized in that the welding upper electrode (17) is fixedly connected to the piston lower end of the welding cylinder (18) by a welding upper electrode holder (19), and the welding lower electrode (16) is located below the welding upper electrode (17).

10. The rotary welding device according to claim 1, wherein the welding lower electrode (16) and the welding upper electrode (17) are respectively provided with an avoidance groove (20), cooling water channels are respectively arranged in the welding lower electrode (16) and the welding upper electrode (17), and the welding lower electrode (16) and the welding upper electrode (17) are respectively provided with a water inlet (11) and a water outlet (14) which are communicated with the cooling water channels.