CN210147840U

CN210147840U - Fine grinding movable connecting mechanism and fine grinding device using same

Info

Publication number: CN210147840U
Application number: CN201920788151.6U
Authority: CN
Inventors: 傅鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-03-17
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a correct grinding swing joint mechanism and applied this coupling mechanism's correct grinding device, this correct grinding device include the correct grinding subassembly, be used for providing the storage sand bucket and the correct grinding swing joint mechanism of sand grain for the correct grinding subassembly. The fine grinding movable connecting mechanism comprises a fixed plate, a fixed sleeve arranged on the fixed plate, a first sand pipe rotationally connected to the fixed sleeve and a connecting pipe sleeved on the first sand pipe; the fixing plate is provided with a through hole communicated with the first sand pipe, and the through hole is communicated with a sand outlet on the sand storage barrel; the connecting pipe is sleeved on the sand inlet of the refining assembly. The utility model discloses novel structure, when the correct grinding subassembly carries out all around removal, the one end that is close to first sand pipe on the connecting pipe of intercommunication first sand pipe and correct grinding subassembly advance sand mouth can rotate round fixed cover to reduce the distortion of connecting pipe, and then improve the correct grinding efficiency of correct grinding device.

Description

Fine grinding movable connecting mechanism and fine grinding device using same

Technical Field

The utility model relates to a correct grinding equipment technical field, concretely relates to correct grinding swing joint mechanism and applied this coupling mechanism's correct grinding device.

Background

The refiner is a device which uses compressed air as power to spray sand grains to the surface of a processed workpiece at a high speed so as to remove impurities, paint defects, oxide layers and the like on the surface of the workpiece and achieve the effect of improving the surface quality of the workpiece. The existing refiner is characterized in that a sand outlet pipe of a sand storage barrel is connected with a sand inlet pipe of a refining gun through a connecting hose, and the sand storage barrel is fixed, so that the connecting hose is distorted and deformed when the refining gun moves left and right. Meanwhile, the connection position of the connecting hose and the sand outlet pipe/sand inlet pipe generates large stress, so that the service life of the connecting hose is shortened, and the working efficiency of the fine grinding device is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a correct grinding swing joint mechanism and applied this coupling mechanism's correct grinding device.

The utility model discloses a solve the technical scheme that its problem adopted and be:

the utility model provides a correct grinding swing joint mechanism, including fixed plate, fixed cover, first sand pipe and connecting pipe, wherein:

the fixed sleeve is fixedly arranged on the fixed plate;

the first sand pipe is rotationally connected to the fixed sleeve;

the connecting pipe is sleeved on the first sand pipe;

and the fixing plate is provided with a through hole communicated with the first sand pipe.

Further, at least one bearing is arranged between the fixed sleeve and the first sand pipe.

Furthermore, a first chamfer is arranged on the first sand pipe.

Further, the connecting pipe is a hose.

The utility model discloses the second aspect provides a correct grinding device, include the correct grinding subassembly, be used for the correct grinding subassembly provides the storage sand bucket of sand grain and the correct grinding swing joint mechanism that above-mentioned first aspect provided, correct grinding swing joint mechanism sets up between correct grinding subassembly and the storage sand bucket, wherein:

a sand outlet on the sand storage barrel is communicated with the through hole on the fixing plate;

the connecting pipe is sleeved at the sand inlet of the fine grinding assembly.

The utility model provides a correct grinding device because the sand storage bucket is immovable, when the correct grinding subassembly moved all around, the one end that is close to first sand pipe on the connecting pipe that feeds through first sand pipe and correct grinding subassembly sand inlet can rotate round fixed cover to reduce the distortion of connecting pipe. In addition, because the first chamfer transition is arranged on the first sand pipe, when the fine grinding assembly moves, the stress at the connecting position of the first sand pipe and the connecting pipe is greatly smaller, so that the service life of the connecting pipe is prolonged, and the fine grinding efficiency of the fine grinding device is improved.

Further, the fine grinding assembly comprises a buffering sand storage bin, a second sand pipe is arranged on the buffering sand storage bin, and the connecting pipe is sleeved on the second sand pipe.

Furthermore, a second chamfer is arranged on the second sand pipe.

Through setting up the second chamfer, the stress of second sand pipe and connecting pipe hookup location department will also reduce, has further improved the life of connecting pipe.

To sum up, the utility model provides a pair of correct grinding swing joint mechanism and applied this coupling mechanism's correct grinding device's beneficial effect is:

compared with the prior art, the utility model discloses correct grinding swing joint mechanism has been increased between correct grinding subassembly and sand storage bucket. Because the sand storage barrel is fixed, when the fine grinding assembly moves front, back, left and right, one end of the connecting pipe which is communicated with the first sand pipe and the sand inlet of the fine grinding assembly and is close to the first sand pipe can rotate around the fixed sleeve, so that the distortion of the connecting pipe is reduced. In addition, because the first chamfer transition is arranged on the first sand pipe, when the fine grinding assembly moves, the stress at the connecting position of the first sand pipe and the connecting pipe can be greatly reduced, so that the service life of the connecting pipe is prolonged, and the fine grinding efficiency of the fine grinding device is improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Wherein the reference numerals have the following meanings:

the sand storage barrel 1, the fine grinding component 2, the buffer sand storage bin 21, the second sand pipe 211, the second chamfer 2111, the fine grinding movable connecting mechanism 3, the fixing plate 31, the fixing sleeve 32, the first sand pipe 33, the first chamfer 331, the connecting pipe 34 and the bearing 4.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example one

Referring to fig. 1-2, the utility model discloses a correct grinding swing joint mechanism 3 and applied this coupling mechanism's correct grinding device, this correct grinding device include correct grinding subassembly 2, be used for give correct grinding subassembly 2 provides the sand grain store up sand bucket 1 and correct grinding swing joint mechanism 3, correct grinding swing joint mechanism 3 sets up correct grinding subassembly 2 and store up between the sand bucket 1. The fine grinding movable connecting mechanism 3 comprises a fixed plate 31, a fixed sleeve 32 fixedly installed on the fixed plate 31, a first sand pipe 33 rotatably connected to the fixed sleeve 32 and a connecting pipe 34 sleeved on the first sand pipe 33, wherein a through hole communicated with the first sand pipe 33 is formed in the fixed plate 31. In the present embodiment, the connection pipe 34 is a hose; two bearings 4 are arranged between the fixed sleeve 32 and the first sand pipe 33, namely a thrust ball bearing and a deep groove ball bearing. In other embodiments, the number of bearings 4 may be varied. Obviously, without departing from the concept of the present invention, it is possible to make many changes to the way of the rotary connection between the first sand pipe 33 and the fixed sleeve 32, such as hinging the first sand pipe 33 with the fixed sleeve 32, etc.

Referring to fig. 1 again, the sand outlet of the sand storage barrel 1 is communicated with the through hole of the fixing plate 31, the refining assembly 2 comprises a buffer sand storage bin 21, a second sand pipe 211 is arranged on the buffer sand storage bin 21, and the connecting pipe 34 is sleeved on the second sand pipe 211 to finally form a unique sand flow channel. In addition, the first sand pipe 33 is provided with a first chamfer 331, and the second sand pipe 34 is provided with a second chamfer 332.

The utility model discloses a correct grinding device because sand storage bucket 1 is immovable, when correct grinding subassembly 2 carried out the removal all around, the one end that is close to first sand pipe 33 on the connecting pipe 34 of intercommunication first sand pipe 33 and second sand pipe 211 can rotate round fixed cover 32 to reduce the distortion of connecting pipe 34. In addition, because the first chamfer 331 is arranged on the first sand pipe 33 and the second chamfer 2111 is arranged on the second sand pipe 211, when the fine grinding assembly 2 moves, the stress at the connecting position of the first sand pipe 33 or the second sand pipe 211 and the connecting pipe 34 is greatly smaller, so that the service life of the connecting pipe 34 is prolonged, and the fine grinding efficiency of the fine grinding device is improved.

Example two

Referring to fig. 3, the structure of the refining apparatus differs from that of the first embodiment in that: a plurality of fine grinding movable connecting mechanisms 3 are arranged between the fine grinding assembly 2 and the sand storage barrel 1, a through hole on a fixing plate 31 in each fine grinding movable connecting mechanism 3 is communicated with a sand inlet on the buffering sand storage bin 21, and a first sand pipe 33 on each fine grinding movable connecting mechanism 3 is sleeved with the other end of a connecting pipe 34. Through setting up more one accurate grinding swing joint mechanism 3, when accurate grinding subassembly 2 carries out the front and back left and right sides removal, the both ends of the connecting pipe 34 of intercommunication first sand pipe 33 and second sand pipe 211 all can rotate around fixed cover 32, can further reduce the distortion of connecting pipe 34, improve the life of connecting pipe 34.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A fine grinding swing joint mechanism (3), comprising a fixing plate (31), a fixing sleeve (32), a first sand pipe (33) and a connecting pipe (34), wherein:

the fixed sleeve (32) is fixedly arranged on the fixed plate (31);

the first sand pipe (33) is rotationally connected to the fixed sleeve (32);

the connecting pipe (34) is sleeved on the first sand pipe (33);

the fixing plate (31) is provided with a through hole communicated with the first sand pipe (33).

2. A fine-grinding articulated mechanism according to claim 1, characterized in that at least one bearing (4) is provided between the fixed sleeve (32) and the first sand pipe (33).

3. A fine grinding articulating mechanism according to claim 2, characterized in that the first sand pipe (33) is provided with a first chamfer (331).

4. A refining articulating mechanism according to claim 3, characterized in that the connecting pipe (34) is a hose.

5. Refining apparatus, characterized by comprising a refining assembly (2), a sand reservoir (1) for providing sand particles to the refining assembly (2), and a refining articulating mechanism (3) according to any of claims 1-4, the refining articulating mechanism (3) being arranged between the refining assembly (2) and the sand reservoir (1), wherein:

a sand outlet on the sand storage barrel (1) is communicated with the through hole on the fixing plate (31);

the connecting pipe (34) is sleeved at a sand inlet of the refining assembly (2).

6. Refining apparatus according to claim 5, characterized in that the refining assembly (2) comprises a buffer sand magazine (21), on which buffer sand magazine (21) second sand pipes (211) are arranged, on which second sand pipes (211) the connecting pipe (34) is journalled.

7. Refining apparatus according to claim 6, characterized in that the second sand pipe (211) is provided with a second chamfer (2111).