CN219560203U

CN219560203U - Coating device for welding rod

Info

Publication number: CN219560203U
Application number: CN202321160254.0U
Authority: CN
Inventors: 刘俊杰; 张忠贤; 淳学军
Original assignee: Hangzhou Lin'an Dayang Welding Material Co ltd
Current assignee: Hangzhou Lin'an Dayang Welding Material Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-08-22
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses an electrode coating device which comprises a raw material box, a rolling brush rotatably arranged in the raw material box and a clamp holder for clamping a welding core, wherein the tail end of the clamp holder is connected with a servo motor, the tail end of the servo motor is provided with a nut, a screw rod penetrates through the nut, the screw rod is connected with the nut through threads, and the screw rod is connected with the servo motor through a linkage structure. According to the utility model, the screw and the nut are arranged so as to conveniently drive the clamp holder to ascend or descend to adjust the height when the screw rotates, so that the distance between the clamped welding core and the rolling brush can be adjusted, the distance between the welding core and the rolling brush is controlled to be increased after the single-layer coating of the surface of the welding core is finished, and meanwhile, the screw and the clamp holder are driven to rotate by the same servo motor through the arrangement of the linkage structure, so that the clamp holder can conveniently clamp the welding core to rotate and be coated and slowly ascend to be high, and secondary coating is convenient.

Description

Coating device for welding rod

Technical Field

The utility model relates to the technical field of welding rod processing, in particular to a coating device for a welding rod.

Background

The welding rod consists of two parts, including core wire and coating, and the coating is pressed onto the core wire homogeneously and centripetally. At present, a coating layer is usually manually coated, and then mechanical pressing is carried out, and the coating is carried out by manual hand holding, so that the quality of a product is affected due to uneven coating, and the manufacturing efficiency is low.

For this purpose, chinese patent: a pressing device for welding rod coating, application number cn202010280735.X, which discloses: be equipped with the part of scribbling that is used for paining the medicine cortex in the space of getting, the part of scribbling is including rotating the brush head of installing in the space of getting is got to the dipping, when getting in the space of getting and being equipped with the medicine skin stoste, the brush head rotate to dip in the space bottom of getting dips in behind the medicine skin stoste, the brush head rotates to the contact the welding rod surface is paintd.

According to the scheme, although automatic smearing of the core wire surface coating stock solution can be realized instead of manual work, the coating layer on the core wire surface is generally thicker, the core wire of the welding electrode is always clamped on one height by the fixing component arranged in the scheme, and the smeared brush head is always smeared on the same height.

For this purpose, we propose an electrode coating device to solve the above problems.

Disclosure of Invention

The utility model aims to provide a coating device for an welding rod, which aims to solve the problem that the prior automatic coating equipment for the surface of a welding core is difficult to coat a thicker coating on the surface of the welding core.

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

the utility model provides an electrode coating device, includes the raw materials case, rotates the round brush of installing in the raw materials case and is used for the holder of centre gripping core wire, the tail end of holder is connected with servo motor, and servo motor's tail end installs the nut, the inside of nut runs through has the screw rod, and adopts threaded connection between screw rod and the nut, connect through linkage structure between screw rod and the servo motor;

the linkage structure comprises a first gear fixed at the top end of the screw, a second gear meshed with the periphery of the first gear, a telescopic rod connected below the second gear, a first bevel gear fixed below the telescopic rod and a second bevel gear meshed with the periphery of the first bevel gear, wherein the second bevel gear is perpendicular to the first bevel gear, and the second bevel gear is connected with an output shaft of the servo motor through a coupler.

In a further embodiment, a slide block is fixed on one side of the nut away from the servo motor, and a straight rail penetrates through the slide block in a sliding manner.

In a further embodiment, the telescopic rod comprises a square rod and a sleeve which are in telescopic sleeving connection with each other, and square holes matched with the square rod in size are formed in the sleeve.

In a further embodiment, a plurality of linkage gears are connected to one side of the second gear far away from the first gear in a meshing manner, a third gear is connected to the periphery of the linkage gears in a meshing manner, the outer diameter of the linkage gears is not smaller than twice the outer diameter of the third gear, and a cooling fan is connected to the lower end of the third gear.

In a further embodiment, the clamp holder comprises a fixed plate and a pair of symmetrically distributed clamping blocks, a spring is connected between one end of each clamping block extending into the fixed plate and the fixed plate, and an anti-slip pad is connected to the inner wall of each clamping block.

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

according to the utility model, the screw and the nut are arranged so as to drive the clamp holder to ascend or descend to adjust the height when the screw rotates, so that the distance between the clamped welding core and the rolling brush can be adjusted, the distance between the welding core and the rolling brush is controlled to be increased after the single-layer coating is completed on the surface of the welding core, a space is provided for secondary coating, the secondary coating cannot damage a coating layer formed by primary coating, meanwhile, the screw and the clamp holder are driven to rotate by the same servo motor through the arrangement of the linkage structure, the welding core is clamped by the clamp holder to slowly ascend while rotating and being coated, the secondary coating is conveniently performed, and the welding core can be coated with a coating layer with a certain thickness according to the requirements of a processor.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the present utility model;

FIG. 2 is a schematic view of a partial perspective structure of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of the holder of the present utility model.

In the figure: 1. a raw material box; 2. a rolling brush; 3. a holder; 31. a fixing plate; 32. clamping blocks; 33. a spring; 34. an anti-slip pad; 4. a servo motor; 5. a nut; 6. a screw; 7. a first gear; 8. a second gear; 9. a telescopic rod; 91. square rods; 92. a sleeve; 10. bevel gear one; 11. bevel gears II; 12. a straight rail; 13. a slide block; 14. a linkage gear; 15. a third gear; 16. and a cooling fan.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

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, an electrode coating device comprises a raw material box 1 for containing coating stock solution, a rolling brush 2 rotatably installed in the raw material box 1 and used for coating stock solution, and a clamp holder 3 used for clamping a welding core, wherein the clamp holder 3 clamps the end part of the welding core, so that the welding core is positioned right above the rolling brush 2, the coating stock solution of the raw material box 1 is dipped when the rolling brush 2 rotates, the part dipped with the stock solution is rotated to the upper part and contacted with the surface of the welding core, the coating stock solution is coated on the welding core, the tail end of the clamp holder 3 is connected with a servo motor 4, the servo motor 4 can drive the clamp holder 3 to rotate, and then the welding core is driven to rotate, and the welding core surface is convenient to coat uniformly by mutually matching the rotating speed of the servo motor 4 with the rotating speed of the rolling brush 2.

Referring to fig. 1, considering that after a coating is coated on the surface of a core wire, the diameter of a welding rod is increased, when the distance between the core wire and the distance between the rolling brush 2 are kept unchanged, the rolling brush 2 is coated again to scratch the coating on the head layer easily, so that a nut 5 is mounted at the tail end of the servo motor 4, a screw rod 6 penetrates through the nut 5, a side mounting bracket of the screw rod 6 is used for stably supporting, the screw rod 6 can rotate relative to the bracket, and due to the threaded connection between the screw rod 6 and the nut 5, when the screw rod 6 rotates in different directions, the nut 5 can move upwards or downwards along the screw rod 6, and then drives the servo motor 4 and the clamp 3 to lift, so that the distance between the core wire and the rolling brush 2 is adjusted, the distance between the two is increased after the core wire receives the rolling brush 2 to be coated for a circle, and the rolling brush 2 is coated for the second circle.

Referring to fig. 1-2, in order to conveniently control the rotation smearing of the welding core to cooperate with the lifting of the welding core, a screw rod 6 is arranged and connected with a servo motor 4 through a linkage structure, the linkage structure comprises a first gear 7 fixed at the top end of the screw rod 6, a second gear 8 meshed with the periphery of the first gear 7, a telescopic rod 9 connected below the second gear 8, a first bevel gear 10 fixed below the telescopic rod 9, and a second bevel gear 11 meshed with the periphery of the first bevel gear 10, the second bevel gear 11 is mutually perpendicular to the first bevel gear 10, and the second bevel gear 11 is connected with an output shaft of the servo motor 4 through a coupler, so that the second bevel gear 11 can be driven to rotate when the servo motor 4 drives the welding core to rotate, the second bevel gear 11 is meshed with the first bevel gear 10 to change the rotation direction, the first bevel gear 10 drives the second gear 8 to rotate through the telescopic rod 9, and the second bevel gear 8 is meshed with the first gear 7 to drive the screw rod 6 to rotate.

Referring to fig. 1, in order to prevent the nut 5 from rotating together when the screw rod 6 rotates, which results in the situation that the nut 5 cannot be lifted, a slide block 13 is fixed on one side of the nut 5 away from the servo motor 4, and a straight rail 12 is penetrated through the slide block 13 in a sliding manner, the nut 5 is limited by the sliding action between the slide block 13 and the straight rail 12, so that the nut 5 is effectively prevented from axially deflecting, and the nut 5 is ensured to be lifted smoothly when the screw rod 6 rotates.

Referring to fig. 1, considering that when the nut 5 is lifted, the distance between the bevel gear 1 and the gear 8 is changed, a telescopic rod 9 which can be telescopic needs to be arranged between the bevel gear 10 and the gear 8 for connection, and meanwhile, in order to prevent the telescopic rod 9 from deflecting axially in the telescopic process, the bevel gear 10 and the gear 8 cannot synchronously rotate, the telescopic rod 9 is provided with a square rod 91 and a sleeve 92 which are sleeved in a telescopic manner, and square holes matched with the square rod 91 in size are formed in the sleeve 92, and the square rod 91 and the sleeve 92 naturally form a limit in the telescopic process, so that the possibility of axial deflection is effectively prevented.

Referring to fig. 1-2, in order to accelerate cooling of the flux coating on the surface of the core wire, shorten the cooling time, improve the production efficiency of the flux coating, one side of the second gear 8 far away from the first gear 7 is in meshed connection with a plurality of linkage gears 14, the periphery of the linkage gears 14 is in meshed connection with a third gear 15, the outer diameter of the linkage gears 14 is not smaller than twice the outer diameter of the third gear 15, and the lower end of the third gear 15 is connected with a cooling fan 16, so that the rotation speed of the third gear 15 is improved through linkage of the linkage gears 14, and the cooling fan 16 is driven to rotate, so that the cooling fan 16 is suspended right above the core wire, and the cooling of the flux coating on the surface of the core wire is accelerated.

Referring to fig. 3, in order to facilitate the clamping and fixing of the core wire, the holder 3 includes a fixing plate 31 and a pair of symmetrically distributed clamping blocks 32, a spring 33 is connected between one end of the clamping block 32 extending into the fixing plate 31 and the fixing plate 31, and when the core wire is inserted between the two clamping blocks 32, the spring 33 stretches to generate elastic reaction force, so that the clamping blocks 32 clamp the core wire reversely, in order to prevent the core wire from slipping down in the rotating process, the inner wall of the clamping block 32 is connected with an anti-slip pad 34, the anti-slip pad 34 is made of elastic silicone rubber material, and the friction force is large when contacting with the core wire, thereby playing a role in preventing slipping.

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 utility model provides a welding rod coating device, includes raw materials case (1), rotates round brush (2) and holder (3) that are used for the centre gripping core wire of installing in raw materials case (1), its characterized in that: the tail end of the clamp holder (3) is connected with a servo motor (4), the tail end of the servo motor (4) is provided with a nut (5), a screw rod (6) penetrates through the nut (5), the screw rod (6) is in threaded connection with the nut (5), and the screw rod (6) is connected with the servo motor (4) through a linkage structure;

the linkage structure comprises a first gear (7) fixed at the top end of the screw (6), a second gear (8) meshed with the periphery of the first gear (7), a telescopic rod (9) connected below the second gear (8), a first bevel gear (10) fixed below the telescopic rod (9) and a second bevel gear (11) meshed with the periphery of the first bevel gear (10), the second bevel gear (11) is perpendicular to the first bevel gear (10), and the second bevel gear (11) is connected with an output shaft of the servo motor (4) through a coupler.

2. The welding electrode coating apparatus of claim 1, wherein: a sliding block (13) is fixed on one side, far away from the servo motor (4), of the nut (5), and a straight rail (12) penetrates through the sliding block (13) in a sliding mode.

3. The welding electrode coating apparatus of claim 1, wherein: the telescopic rod (9) comprises a square rod (91) and a sleeve (92) which are mutually telescopic and sleeved, and square holes matched with the square rod (91) in size are formed in the sleeve (92).

4. The welding electrode coating apparatus of claim 1, wherein: one side of the gear II (8) far away from the gear I (7) is connected with a plurality of linkage gears (14) in a meshed manner, the periphery of the linkage gears (14) is connected with a gear III (15) in a meshed manner, the outer diameter of the linkage gears (14) is not smaller than twice the outer diameter of the gear III (15), and the lower end of the gear III (15) is connected with a cooling fan (16).

5. The welding electrode coating apparatus of claim 1, wherein: the clamp holder (3) comprises a fixed plate (31) and a pair of clamping blocks (32) which are symmetrically distributed, a spring (33) is connected between one end of each clamping block (32) extending into the fixed plate (31) and the fixed plate (31), and an anti-slip pad (34) is connected to the inner wall of each clamping block (32).