CN214642732U

CN214642732U - Pneumatic electrode cap grinding device

Info

Publication number: CN214642732U
Application number: CN202022984854.1U
Authority: CN
Inventors: 李军辉; 梁江文; 黄凯东; 杨猛
Original assignee: Guangzhou Mino Equipment Co Ltd
Current assignee: Guangzhou Mino Equipment Co Ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-11-09
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a pneumatic electrode cap grinder, include: the driving mechanism comprises a driving frame, a rotating frame and an air cylinder, the rotating frame is hinged to the driving frame, and the output end of the air cylinder is hinged to the rotating frame; the adjusting mechanism comprises a Y-direction fixing part, a Z-direction fixing part and a grinding machine mounting frame, wherein the Y-direction fixing part extends along the Y direction, the Z-direction fixing part extends along the Z direction, the Y-direction fixing part is connected with the rotating frame, the Z-direction fixing part is connected with the Y-direction fixing part through a first connecting assembly, the Z-direction fixing part can be adjusted to the position of the Y-direction fixing part through the first connecting assembly, the grinding machine mounting frame is connected with the Z-direction fixing part through a second connecting assembly, and the grinding machine mounting frame can be adjusted to the position of the Z-direction fixing part through the second connecting assembly; and the grinding machine is arranged on the grinding machine mounting frame. The device has the characteristics of low cost, simple and reliable structure and easy maintenance.

Description

Pneumatic electrode cap grinding device

Technical Field

The utility model is used for the welding equipment field especially relates to a pneumatic electrode cap grinder.

Background

A large amount of welding equipment is needed in an automobile welding production workshop, the most common welding equipment is spot welding tongs, the production workshop of a common car, particularly an automatic robot production line, a robot grabs a workpiece to a fixed welding gun for welding, and a large amount of fixed welding guns are needed. There is the electrode cap on the welder, after welding a certain amount, the electrode cap need grind, and traditional mode is through artifical grinding, but along with the high-speed development of automobile industry, the production line realizes basically not having manual operation, must remove near welder electrode cap with grinding equipment, grinds.

At present, the moving mechanism of the grinding equipment on the market is mostly a motor-driven multi-connecting-rod mechanism, so that the grinding equipment is moved to the position near a welding gun electrode cap, the equipment price is high, the structure is complex, and the debugging is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a pneumatic electrode cap grinder, have with low costs, simple structure is reliable, easy to maintain's characteristics.

The utility model provides a technical scheme that its technical problem adopted is:

a pneumatic electrode cap grinding apparatus comprising:

the driving mechanism comprises a driving frame, a rotating frame and an air cylinder, the rotating frame is hinged to the driving frame, and the output end of the air cylinder is hinged to the rotating frame;

an adjusting mechanism including a Y-direction fixing member extending in a Y-direction, a Z-direction fixing member connected to the rotating frame, and a grinder mounting bracket connected to the Z-direction fixing member through a first connecting assembly, the Z-direction fixing member being adjustable in position of the Y-direction fixing member by a first connecting assembly, the grinder mounting bracket being connected to the Z-direction fixing member by a second connecting assembly, the grinder mounting bracket being adjustable in position of the Z-direction fixing member by a second connecting assembly;

a grinder mounted to the grinder mounting bracket.

In some embodiments, the driving frame is provided with a bearing seat, the rotating frame comprises a rotating shaft portion and a swing arm portion, the rotating shaft portion is mounted on the bearing seat through a bearing, one end of the swing arm portion is connected to the rotating shaft portion, the other end of the swing arm portion is provided with a mounting seat connected with the Y-direction fixing component, the swing arm portion is provided with a hinge seat, and the output end of the air cylinder is hinged to the hinge seat.

In some embodiments, the air cylinder seat is connected with the driving frame and is spread to the side of the driving frame, a space for limiting the swing stroke of the rotating frame is formed between the driving frame and the air cylinder seat, the air cylinder is hinged to the back side of the air cylinder seat, a through hole is formed in the air cylinder seat, and the output end of the air cylinder penetrates through the through hole and is hinged to the hinge seat.

In some embodiments, the cylinder block is provided with a return limiting block and a return lower limiting block, the driving frame is provided with a working lower limiting block and a working buffer, and the mounting seat is provided with a return upper limiting block matched with the return lower limiting block and a working upper limiting block matched with the working lower limiting block.

In some embodiments, the cylinder block is provided with a return-to-position switch and the drive frame is provided with a work-position-to-position switch.

In some embodiments, the first connection assembly includes a Y-direction clamping block, an adapter, and a Z-direction clamping block, the Y-direction clamping block and the adapter are provided with a groove for clamping the Y-direction fixing member, and the adapter and the Z-direction clamping block are provided with a groove for clamping the Z-direction fixing member.

In some embodiments, the second connection assembly includes a Z-direction clamping seat and a Z-direction clamping block, and the Z-direction clamping seat and the Z-direction clamping block are provided with a groove for clamping the Z-direction fixing component.

One of the above technical solutions has at least one of the following advantages or beneficial effects: when the grinder works, the air cylinder is ventilated, the air cylinder extends out to transmit power to the rotating frame, the rotating frame rotates anticlockwise, and the adjusting mechanism arranged on the rotating frame rotates along with the rotating frame, so that the grinder moves to a working position to grind the welding gun; after the grinding is finished, the cylinder is communicated with reverse air, the cylinder retracts to transmit power to the rotating frame, the rotating frame rotates clockwise, and the adjusting mechanism arranged on the rotating frame rotates along with the rotation, so that the grinding machine moves to a return position. At this point the torch enters a welding state. This technical scheme adopts the form of cylinder drive rotating turret to drive and grinds the machine and switch between the work position and return the position. Meanwhile, the position and the posture of the welding gun can be adaptively adjusted by matching with the adjusting mechanism. Compared with the prior art, the technical scheme has the characteristics of low cost, simple and reliable structure and easiness in maintenance.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a use state of the embodiment shown in fig. 1.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Fig. 1 and fig. 2 show a reference direction coordinate system of an embodiment of the present invention, and the following describes an embodiment of the present invention with reference to directions shown in fig. 1 and fig. 2.

Referring to fig. 1 and 2, an embodiment of the present invention provides a pneumatic electrode cap grinding device, which includes a driving mechanism 1, an adjusting mechanism 2, and a grinding machine 3.

Referring to fig. 1, the driving mechanism 1 includes a driving rack 11, a rotating rack 12 and a cylinder 13, the rotating rack 12 is hinged to the driving rack 11, and an output end of the cylinder 13 is hinged to the rotating rack 12. The adjusting mechanism 2 includes a Y-direction fixing member 21, a Z-direction fixing member 22 and a grinder mounting bracket 23, the Y-direction fixing member 21 extending a certain length in the Y-direction for directly or indirectly mounting the Z-direction fixing member 22 and the grinder 3, and the Z-direction fixing member 22 extending a certain length in the Z-direction for directly or indirectly mounting the grinder 3. The Y-direction fixing part 21 is connected with the rotating frame 12, the Z-direction fixing part 22 is connected with the Y-direction fixing part 21 through a first connecting assembly 24, the Z-direction fixing part 22 can be adjusted at the position of the Y-direction fixing part 21 through the first connecting assembly 24, the grinding machine mounting frame 23 is connected with the Z-direction fixing part 22 through a second connecting assembly 25, and the grinding machine mounting frame 23 can be adjusted at the position of the Z-direction fixing part 22 through the second connecting assembly 25. The grinder 3 is mounted on a grinder mounting bracket 23, wherein, as required, a floating mechanism may be additionally installed between the grinder 3 and the grinder mounting bracket 23 for providing a buffer and applying a certain grinding pressure to the grinder 3 when grinding the electrode cap, avoiding damage to the electrode cap due to rigid contact, while ensuring that grinding can be rapidly completed.

Referring to fig. 2, in use, the driving frame 11 is mounted on one side of the welding gun 4 through the body unit 5, and the body unit 5 comprises a frame 51 and an electric box 52; the frame 51 is used for supporting the whole equipment and mounting the electric box 52. During work, the air cylinder 13 is ventilated, the air cylinder 13 extends out to transmit power to the rotating frame 12, the rotating frame 12 rotates anticlockwise, and the adjusting mechanism 2 arranged on the rotating frame 12 rotates along with the rotation, so that the grinding machine 3 moves to a working position to grind the welding gun 4; when the grinding is finished, the air cylinder 13 is communicated with reverse air, the air cylinder 13 retracts to transmit power to the rotating frame 12, the rotating frame 12 rotates clockwise, the adjusting mechanism 2 arranged on the rotating frame 12 rotates along with the rotation, and therefore the grinding machine 3 moves to a return position. The welding torch 4 now enters a welding state. The technical scheme adopts a mode that the cylinder 13 drives the rotating frame 12 to drive the grinding machine 3 to switch between a working position and a return position. Meanwhile, the coordination adjusting mechanism 2 can be adapted to the position and posture of the welding gun 4. Compared with the prior art, the technical scheme has the characteristics of low cost, simple and reliable structure and easiness in maintenance.

In some embodiments, referring to fig. 1, the rotating frame 12 includes a rotating shaft portion 121 and a swing arm portion 122, the driving frame 11 is provided with bearing seats 14, the bearing seats 14 are located at two ends of the rotating shaft portion 121, and the rotating shaft portion 121 is mounted on the bearing seats 14 through bearings to form a hinge structure, which ensures that the rotating frame 12 can swing stably and smoothly. The rotating frame 12 is T-shaped, one end of the swing arm 122 is connected to the rotating shaft 121, the other end is provided with a mounting seat 124 connected to the Y-direction fixing member 21, the swing part 122 is provided with a hinge seat 123, and the output end of the air cylinder 13 is hinged to the hinge seat 123 through a hinge pin. When the air cylinder 13 is ventilated, the air cylinder 13 extends out to transmit power to the rotating frame 12 through the hinge pin, the rotating frame 12 rotates anticlockwise under the restraint of the bearing block 14, and the adjusting mechanism 2 and the grinding machine 3 are further driven to move.

In some embodiments, referring to fig. 1, the pneumatic electrode cap grinding apparatus further includes a cylinder block 15, the cylinder block 15 is connected to the driving frame 11 and is extended to a side of the driving frame 11, for example, the cylinder block 15 and the driving frame 11 form an angle of 90 °, a space defining a swing stroke of the rotating frame 12 is formed between the driving frame 11 and the cylinder block 15, the cylinder 13 is hinged to a back side of the cylinder block 15, a through hole 151 is formed in the cylinder block 15, and an output end of the cylinder 13 passes through the through hole 151 and is hinged to the hinge block. The through hole 151 provides an escape space for the cylinder rod of the cylinder 13 during the swing of the rotating frame 12.

Further, referring to fig. 1, the cylinder block 15 is provided with a return limit buffer 16 and a return limit lower limit block 17, the driving rack 11 is provided with a working limit lower limit block 18 and a working limit buffer 19, and the mounting base 124 is provided with a return limit upper limit block 110 engaged with the return limit lower limit block 17 and a working limit upper limit block 111 engaged with the working limit lower limit block 18. When the air cylinder 13 is ventilated, the air cylinder 13 extends out and transmits power to the rotating frame 12 through the hinge pin, the rotating frame 12 rotates anticlockwise under the constraint of the bearing seat 14, the rotating frame 12 is firstly contacted with the working position buffer 19, then the working position upper limiting block 111 is contacted with the working position lower limiting block 18, the working position is in place, and the impact is reduced. After grinding is finished, the air cylinder 13 is communicated with reverse air, the air cylinder 13 retracts to transmit power to the rotating frame 12 through the hinge pin, the rotating frame 12 rotates clockwise under the restraint of the bearing seat 14, the rotating frame 12 is firstly contacted with the return position buffer 16, then the return position upper limiting block 110 is contacted with the return position lower limiting block 17, the return position is indicated, and impact is reduced.

According to the requirement, referring to fig. 1, the cylinder block 15 is provided with a return-to-place switch 112, and the driving frame 11 is provided with a working-position-to-place switch 113, so as to provide signal feedback for the system and control the action of the cylinder 13.

In some embodiments, the first connection assembly 24 includes a Y-direction clamping block 241, an adapter 242, and a Z-direction clamping block 243, the Y-direction clamping block 241 and the adapter 242 are provided with a groove for clamping the Y-direction fixing component 21, and the Y-direction clamping block 241 and the adapter 242 are connected by a bolt, a buckle, or the like and clasp the Y-direction fixing component 21, so as to realize quick connection on the Y-direction fixing component 21 and enable adjustment along the Y-direction fixing component 21. The adapter 242 and the Z-direction clamping block 243 are provided with grooves for clamping the Z-direction fixing component 22, the adapter 242 and the Z-direction clamping block 243 are connected through a bolt, a buckle or other structures and tightly hold the Z-direction fixing component 22, so that quick connection on the Z-direction fixing component 22 is achieved, and adjustment can be performed along the Z-direction fixing component 22. Correspondingly, the second connection assembly 25 includes a Z-direction clamping seat 244 and a Z-direction clamping block 243, the Z-direction clamping seat 244 and the Z-direction clamping block 243 are provided with grooves for clamping the Z-direction fixing component 22, and the Z-direction clamping block 243 and the Z-direction clamping seat 244 are connected through a bolt, a buckle or other structures and tightly hold the Z-direction fixing component 22, so that quick connection on the Z-direction fixing component 22 is realized, and adjustment can be performed along the Z-direction fixing component 22. With reference to fig. 1, it is understood that the first connecting assembly 24 and the second connecting assembly 25 may also be in the form of a ferrule, etc., that is, the first connecting assembly and the second connecting assembly can be locked by the Y-direction fixing component 21 and the Z-direction fixing component 22, and can be adjusted in position along the Y-direction fixing component 21 and the Z-direction fixing component 22 after being unlocked.

In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. A pneumatic electrode cap grinding device, comprising:

a grinder mounted to the grinder mounting bracket.

2. The pneumatic electrode cap grinding device as claimed in claim 1, wherein the driving frame is provided with a bearing seat, the rotating frame comprises a rotating shaft part and a swinging arm part, the rotating shaft part is mounted on the bearing seat through a bearing, one end of the swinging arm part is connected to the rotating shaft part, the other end of the swinging arm part is provided with a mounting seat connected with the Y-direction fixing part, the swinging arm part is provided with a hinge seat, and the output end of the air cylinder is hinged with the hinge seat.

3. The pneumatic electrode cap grinding device according to claim 2, further comprising a cylinder block, wherein the cylinder block is connected with the driving frame and is expanded towards the side of the driving frame, a space for limiting the swing stroke of the rotating frame is formed between the driving frame and the cylinder block, the cylinder is hinged to the back side of the cylinder block, a through hole is formed in the cylinder block, and the output end of the cylinder penetrates through the through hole to be hinged to the hinge block.

4. The pneumatic electrode cap grinding device according to claim 3, wherein the cylinder block is provided with a return-position buffer and a return-position lower limit block, the driving rack is provided with a working-position lower limit block and a working-position buffer, and the mounting seat is provided with a return-position upper limit block matched with the return-position lower limit block and a working-position upper limit block matched with the working-position lower limit block.

5. The pneumatic electrode cap grinding apparatus of claim 3, wherein the cylinder block is provided with a return-to-position switch, and the drive rack is provided with a work-position-to-position switch.

6. The pneumatic electrode cap grinding device as claimed in claim 1, wherein the first connection assembly comprises a Y-direction clamping block, an adapter and a Z-direction clamping block, the Y-direction clamping block and the adapter are provided with grooves for clamping the Y-direction fixing member, and the adapter and the Z-direction clamping block are provided with grooves for clamping the Z-direction fixing member.

7. The pneumatic electrode cap grinding device according to claim 6, wherein the second connecting assembly comprises a Z-direction clamping seat and a Z-direction clamping block, and the Z-direction clamping seat and the Z-direction clamping block are provided with grooves for clamping the Z-direction fixing part.