阅读说明：本技术 一种偏心式研磨盘机构 (Eccentric formula abrasive disc mechanism ) 是由 葛军 于 2019-10-30 设计创作，主要内容包括：本发明涉及一种偏心式研磨盘机构,包括若干偏心研磨块,各个偏心研磨块通过连接拉杆固定连接,在连接拉杆两端设置有用于压紧偏心研磨块阵列的拉紧块；偏心研磨块包括半圆形的连接部以及椭圆形的研磨部,连接部与研磨部平滑过渡连接,其中在连接部内部设置有重心调节槽,在连接部内部贯穿连接有固定杆,通过固定杆在重心调节槽内部连接偏心调节块；本发明通过若干固定角度可调的偏心研磨块形成粗糙的研磨面,相比于额外布置的凸起机构,本发明的研磨盘由研磨块自身构成,寿命长,稳定性好,同时研磨块内心重心调节机构,可以保证偏心研磨块旋转时的稳定性。(The invention relates to an eccentric grinding disc mechanism, which comprises a plurality of eccentric grinding blocks, wherein each eccentric grinding block is fixedly connected through a connecting pull rod, and two ends of the connecting pull rod are provided with tensioning blocks for pressing an eccentric grinding block array; the eccentric grinding block comprises a semicircular connecting part and an oval grinding part, the connecting part is in smooth transition connection with the grinding part, a gravity center adjusting groove is formed in the connecting part, a fixing rod penetrates through the connecting part, and the eccentric adjusting block is connected in the gravity center adjusting groove through the fixing rod; compared with an additionally arranged convex mechanism, the grinding disc disclosed by the invention is composed of the grinding blocks, so that the service life is long, the stability is good, and meanwhile, the internal center gravity center adjusting mechanism of the grinding blocks can ensure the stability of the eccentric grinding blocks during rotation.)

1. An eccentric formula abrasive disc mechanism, characterized by: the grinding device comprises a plurality of eccentric grinding blocks, wherein each eccentric grinding block is fixedly connected through a connecting pull rod, and two ends of each connecting pull rod are provided with tensioning blocks for pressing an eccentric grinding block array; the eccentric grinding block comprises a semicircular connecting part and an oval grinding part, the connecting part is connected with the grinding part in a smooth transition mode, a gravity center adjusting groove is formed in the connecting part, a fixing rod penetrates through the connecting part, and the eccentric adjusting block is connected with the gravity center adjusting groove through the fixing rod.

2. The eccentric abrasive disk mechanism according to claim 1, wherein: connect the pull rod and pass through angle coupling assembling and be connected with eccentric grinding piece, angle coupling assembling includes the mosaic piece of at least a set of crescent eccentric grinding piece middle part is provided with a connecting hole, and the inner wall annular array of connecting hole is provided with a plurality of constant head tanks, is provided with the locating piece that corresponds with the constant head tank on the mosaic piece, be provided with on the lateral wall face of connecting the pull rod with the breach of inlaying that the mosaic piece corresponds, the mosaic piece is with inlay the fixed of breach combination realization connection pull rod.

3. The eccentric abrasive disk mechanism according to claim 1, wherein: and two ends of the eccentric adjusting block are respectively provided with a positioning sleeve A, the positioning sleeves A are sleeved on the fixed rod, one end of each positioning sleeve is in contact with the eccentric adjusting block, and the other end of each positioning sleeve is in contact with the inner wall of the gravity center adjusting groove.

4. The eccentric abrasive disk mechanism according to claim 1, wherein: the grinding part of the eccentric grinding block is internally provided with an eccentric sliding block, the grinding part of the eccentric grinding block is internally provided with a sliding hole, the tail end of the sliding hole is provided with a sealing block, the eccentric sliding block is connected in the sliding hole in a sliding way, the sealing block is also provided with a positioning screw rod, and the eccentric sliding block is fixed on the positioning screw rod.

5. An eccentric abrasive disc mechanism as claimed in claim 5, wherein: and two groups of positioning sleeves B are arranged on the positioning screw rods and are positioned at two ends of the eccentric sliding block.

Technical Field

The invention relates to an eccentric type grinding disc mechanism, and belongs to the field of grinding equipment.

Background

The traditional grinding mechanism is generally that a protruding mechanism is arranged on the surface of a grinding disc, grinding is realized by utilizing the rough surface of the protruding mechanism, but for grinding high-hardness objects, the protruding mechanism is easy to fall off or wear, and after the protruding mechanism is arranged, the center of gravity of a grinding rod is easy to deviate due to different wear degrees, so that the grinding rod is eccentric and shaken in the rotating process, and the stability of equipment is influenced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the technical problem in the prior art is overcome, and an eccentric grinding disc mechanism is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows:

an eccentric grinding disc mechanism comprises a plurality of eccentric grinding blocks, wherein each eccentric grinding block is fixedly connected through a connecting pull rod, and two ends of each connecting pull rod are provided with tensioning blocks for pressing an eccentric grinding block array; the eccentric grinding block comprises a semicircular connecting part and an oval grinding part, the connecting part is connected with the grinding part in a smooth transition mode, a gravity center adjusting groove is formed in the connecting part, a fixing rod penetrates through the connecting part, and the eccentric adjusting block is connected with the gravity center adjusting groove through the fixing rod.

As a further improvement of the invention, the connecting pull rod is connected with the eccentric grinding block through an angle connecting assembly, the angle connecting assembly comprises at least one group of crescent-shaped inlaying blocks, a connecting hole is arranged in the middle of the eccentric grinding block, a plurality of positioning grooves are arranged in an annular array on the inner wall of the connecting hole, positioning blocks corresponding to the positioning grooves are arranged on the inlaying blocks, inlaying notches corresponding to the inlaying blocks are arranged on the side wall surface of the connecting pull rod, and the inlaying blocks and the inlaying notches are combined to realize the fixation of the connecting pull rod.

As a further improvement of the invention, two ends of the eccentric adjusting block are respectively provided with a positioning sleeve A which is sleeved on the fixed rod, one end of the positioning sleeve is contacted with the eccentric adjusting block, and the other end is contacted with the inner wall of the gravity center adjusting groove.

As a further improvement of the invention, an eccentric sliding block is arranged in the grinding part of the eccentric grinding block, a sliding hole is arranged in the grinding part of the eccentric grinding block, a sealing block is arranged at the tail end of the sliding hole, the eccentric sliding block is connected in the sliding hole in a sliding way, a positioning screw rod is also arranged on the sealing block, and the eccentric sliding block is fixed on the positioning screw rod.

As a further improvement of the invention, two groups of positioning sleeves B are arranged on the positioning screw rod, and the positioning sleeves B are positioned at two ends of the eccentric sliding block.

The invention has the beneficial effects that:

1. compared with an additionally arranged convex mechanism, the grinding disc disclosed by the invention is composed of the grinding blocks, so that the service life is long, the stability is good, and meanwhile, the internal center gravity center adjusting mechanism of the grinding blocks can ensure the stability of the eccentric grinding blocks during rotation.

2. The key type switching structure realizes the fixed-angle connection of the axes, is split, can prevent the damage of the whole connecting pull rod caused by the damage of the convex key connection position, and reduces the use cost.

3. The fixed stability of eccentric regulating block can be improved to position sleeve A.

4. The horizontal eccentric sliding block and the vertical eccentric adjusting block are matched to realize multi-direction gravity center adjustment of the eccentric grinding block, so that the freedom degree of gravity center adjustment is improved.

5. The positioning sleeve B can improve the stability of the heart sliding block.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the structure of an eccentric grinding block.

In the figure: 1. connecting a pull rod; 2. an eccentric grinding block; 3. a pad disc; 4. a gear; 5. a tensioning block; 6. a polishing section; 7. a connecting portion; 8. a center of gravity adjusting groove; 9. an eccentric adjusting block; 10. a positioning sleeve A; 11. fixing the rod; 12. a slide hole; 13. an eccentric sliding block; 14. a positioning sleeve B; 15. a sealing block; 16. positioning a screw rod; 17. embedding blocks; 18. and (6) positioning a groove.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1 and 2, the present invention is an eccentric grinding disk mechanism, which comprises a plurality of eccentric grinding blocks, each eccentric grinding block is fixedly connected by a connecting pull rod, and two ends of the connecting pull rod are provided with tensioning blocks for compressing an array of the eccentric grinding blocks; the eccentric grinding block comprises a semicircular connecting part and an oval grinding part, the connecting part is connected with the grinding part in a smooth transition mode, a gravity center adjusting groove is formed in the connecting part, a fixing rod penetrates through the connecting part, and the eccentric adjusting block is connected with the gravity center adjusting groove through the fixing rod.

Connect the pull rod and pass through angle coupling assembling and be connected with eccentric grinding piece, angle coupling assembling includes the mosaic piece of at least a set of crescent eccentric grinding piece middle part is provided with a connecting hole, and the inner wall annular array of connecting hole is provided with a plurality of constant head tanks, is provided with the locating piece that corresponds with the constant head tank on the mosaic piece, be provided with on the lateral wall face of connecting the pull rod with the breach of inlaying that the mosaic piece corresponds, the mosaic piece is with inlay the fixed of breach combination realization connection pull rod.

And two ends of the eccentric adjusting block are respectively provided with a positioning sleeve A, the positioning sleeves A are sleeved on the fixed rod, one end of each positioning sleeve is in contact with the eccentric adjusting block, and the other end of each positioning sleeve is in contact with the inner wall of the gravity center adjusting groove.

The grinding part of the eccentric grinding block is internally provided with an eccentric sliding block, the grinding part of the eccentric grinding block is internally provided with a sliding hole, the tail end of the sliding hole is provided with a sealing block, the eccentric sliding block is connected in the sliding hole in a sliding way, the sealing block is also provided with a positioning screw rod, and the eccentric sliding block is fixed on the positioning screw rod.

And two groups of positioning sleeves B are arranged on the positioning screw rods and are positioned at two ends of the eccentric sliding block.

When the eccentric grinding device is used, the two ends of the connecting pull rod are respectively provided with the pad discs, the pad discs are used for being in contact with the eccentric grinding blocks, the damage to the gear caused by the axial swing of the eccentric grinding blocks is reduced, then the gear is connected to the connecting pull rod outside the pad discs, and then the eccentric grinding blocks are tensioned and fixed through the tensioning blocks in threaded connection with the connecting pull rod; finally, the structure is installed on a rotating frame, and the structure is fixed by fixedly connecting a pull rod through a locking nut on the outer side;

before the installation of eccentric grinding piece, can be through the position of placing of adjustment mosaic block, the angle of the relative connecting pull rod radial axis of each eccentric grinding piece of adjustment, make each eccentric grinding piece staggered arrangement, produce coarse lapping surface, and simultaneously, the position of adjustment eccentric regulating block and eccentric sliding block, and installation position sleeve A and position sleeve B guarantee to eccentric regulating block, the stable support of eccentric sliding block, thereby guarantee that the focus of each eccentric grinding piece is located connecting pull rod, take place the shake during preventing to rotate. The stability is improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.