CN223776830U

CN223776830U - Lengthened polishing grinding wheel device of grinding machine

Info

Publication number: CN223776830U
Application number: CN202520029556.7U
Authority: CN
Inventors: 潘艳凤; 于涛; 杨建琴; 马红霞; 季常琴
Original assignee: Ningxia Tiandi Northwest Coal Machinery Co ltd
Current assignee: Ningxia Tiandi Northwest Coal Machinery Co ltd
Priority date: 2025-01-07
Filing date: 2025-01-07
Publication date: 2026-01-09
Anticipated expiration: 2035-01-07

Abstract

The utility model discloses an lengthening polishing grinding wheel device of a grinding machine, which comprises a working platform, wherein the upper surface of the working platform is fixedly connected with a power box, the upper surface of the power box is fixedly connected with a second sliding rod, the outer surface of the second sliding rod is slidably connected with a second sliding block, the inner thread of the second sliding block is connected with an adjusting bolt, the adjusting bolt is abutted against the outer surface of the second sliding rod, the side wall of the second sliding block is fixedly connected with a connecting block, the inner part of the connecting block is provided with a jogging groove, the inner part of the jogging groove is slidably connected with an adjusting block, the inner surface of the jogging groove is fixedly connected with a fixed thread column, the inner part of the fixed thread column is slidably connected with a fastening nut, the outer surface of the fixed thread column is in threaded connection with a workpiece close to a rotating chuck, and the workpiece can be accurately and deeply and precisely polished to a narrow and complex space near the rotating chuck through a diamond polishing block.

Description

Lengthened polishing grinding wheel device of grinding machine

Technical Field

The utility model relates to the technical field of grinding machines, in particular to an lengthened polishing grinding wheel device of a grinding machine.

Background

With the rapid development of modern industry, the precision and surface quality requirements of mechanical parts in various fields are increasingly strict, high-precision parts are key for ensuring the performance and quality of products in various industries such as automobile manufacturing, aerospace, precision instruments and the like, for example, the dimensional precision and surface roughness of key parts of automobile engines such as crankshafts, camshafts and the like directly influence the power output and reliability of the engines, and the parts in the aerospace field have ultrahigh requirements on precision, and small dimensional deviation can cause serious potential safety hazards, so that a grinding machine is taken as important precision machining equipment, and the machining precision and efficiency become the focus of attention in the industrial manufacturing field.

During actual machining operation of a grinding machine, as the rotary chuck is a key part for fixing a workpiece and driving the workpiece to rotate, the peripheral area is often difficult to grind, the workpiece can be dismounted, secondary clamping is caused, the machining precision is affected, and the production efficiency is delayed.

Disclosure of utility model

The utility model aims to provide an lengthened polishing grinding wheel device of a grinding machine, which can trim a workpiece close to a rotating chuck through a diamond polishing block, precisely penetrate into a narrow and complex space near the rotating chuck and finely polish burrs and uneven parts of the workpiece.

In order to achieve the purpose, the lengthened polishing grinding wheel device of the grinding machine comprises a working platform, wherein the upper surface of the working platform is fixedly connected with a power box, the upper surface of the power box is fixedly connected with a second sliding rod, the outer surface of the second sliding rod is slidably connected with a second sliding block, an adjusting bolt is connected with the inner thread of the second sliding block, the adjusting bolt is abutted against the outer surface of the second sliding rod, the side wall of the second sliding block is fixedly connected with a connecting block, an embedded groove is formed in the connecting block, an adjusting block is slidably connected in the embedded groove, an adjusting groove is formed in the adjusting block, a fixed thread column is fixedly connected with the inner surface of the embedded groove, the fixed thread column is fixedly connected with the inner sliding of the adjusting groove, a fastening nut is connected with the outer surface of the fixed thread column in a threaded manner, a gasket is arranged between the fastening nut and the adjusting block, the gasket is sleeved with the fixed thread column, and the lower surface of the adjusting block is fixedly connected with a diamond grinding block. The position of the diamond polishing block is adjusted cooperatively and precisely through multiple parts, so that accurate polishing of complex parts is realized, and the overall quality of a workpiece is improved.

According to the lengthened polishing grinding wheel device of the grinding machine, the output end of the power box is fixedly connected with a rotating chuck, and the inside of the rotating chuck is fixedly connected with a collision cone. The rotating chuck is matched with the abutting cone to firmly clamp the workpiece, so that the workpiece is ensured not to be displaced during polishing, the machining precision is ensured, and the rejection rate is reduced.

According to the lengthened polishing grinding wheel device of the grinding machine, a tail plate is fixedly connected to one side, far away from the power box, of the working platform, and a limiting device is fixedly connected to the inside of the tail plate. The tailboard and the limiting device assist in supporting the workpiece, limit the axial movement of the workpiece, and are matched with the rotating chuck, so that the workpiece is stabilized in all directions, and the polishing stability is improved.

According to the lengthened polishing grinding wheel device of the grinding machine, two fixing blocks are arranged between the tail plate and the power box, the two fixing blocks are fixedly connected with the upper surface of the working platform, and a first sliding rod is fixedly connected between the two fixing blocks. The fixed block bears the first slide bar, provides stable direction for the part slip of polishing, guarantees that the track of polishing is accurate, promotes the precision of polishing.

According to the lengthened polishing grinding wheel device of the grinding machine, the outer surface of the first sliding rod is connected with the first sliding block in a sliding mode, the inner portion of the first sliding block is connected with the grinding wheel longitudinal bolt in a sliding mode, and the grinding wheel longitudinal bolt is abutted to the outer surface of the first sliding rod. The first sliding block is matched with the grinding wheel longitudinal bolt, so that the grinding position can be adjusted longitudinally conveniently, different workpiece sizes can be adapted, and the processing flexibility is improved.

According to the lengthened polishing grinding wheel device of the grinding machine, the first sliding block is internally and slidably connected with the adjusting plate, two grinding wheel transverse bolts are connected with the inner threads of the adjusting plate, and the two grinding wheel transverse bolts are in abutting contact with the first sliding block. The adjusting plate is linked with the grinding wheel transverse bolt, so that the grinding wheel is transversely finely adjusted, the grinding area is precisely positioned, and the grinding effect is optimized.

According to the lengthened polishing grinding wheel device of the grinding machine, the side wall of the adjusting plate is fixedly connected with a polishing motor, the output of the polishing motor is fixedly connected with a rotating column, one end of the rotating column is fixedly connected with a polishing wheel, and the lower surface of the working platform is fixedly connected with four supporting legs. The grinding wheel is driven by the grinding motor to rotate at a high speed, the four supporting legs stably support the platform, the grinding machine is ensured to run stably, and the grinding task is completed efficiently.

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

The utility model is provided with the second slide bar, the second slide block, the adjusting bolt, the connecting block, the jogging groove, the adjusting block, the adjusting groove, the fixed threaded column, the fastening nut, the gasket and the diamond grinding block, and the workpiece close to the rotating chuck can be trimmed by the diamond grinding block, and the workpiece can precisely penetrate into a narrow and complex space near the rotating chuck, so as to finely grind burrs and uneven parts of the workpiece.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a perspective view of an elongated polishing wheel unit of a grinding machine in accordance with the present utility model;

FIG. 2 is a front view of an elongated polishing wheel unit of the grinding machine of the present utility model;

FIG. 3 is a perspective view of a cross-section of an elongated polishing wheel unit of the grinding machine of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 3 a according to the present utility model.

The device comprises a working platform 1, a power box 2, a supporting leg 3, a tail plate 4, a limiting device 5, a fixed block 6, a first sliding rod 7, a first sliding block 8, a second sliding block 9, a grinding wheel longitudinal bolt 10, a grinding wheel transverse bolt 11, an adjusting plate 12, a grinding motor 13, a rotating column 14, a grinding wheel 15, a second sliding rod 16, a second sliding block 17, an adjusting bolt 18, a connecting block 19, a jogging groove 20, an adjusting block 21, an adjusting groove 22, a gasket 23, a fastening nut 24, a fixed thread column 25, a diamond grinding block 26, a rotating chuck 27 and a collision cone.

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, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: an elongated polishing wheel unit for a grinding machine comprising: the working platform 1, the upper surface of the working platform 1 is fixedly connected with the power box 2, the power box 2 provides power source for a subsequent series of polishing actions, drive related parts to operate, the upper surface of the power box 2 is fixedly connected with the second slide bar 15, the second slide bar 15 provides guiding support for the sliding of the second slide bar 16, ensure smooth movement of the second slide bar, the outer surface of the second slide bar 15 is slidingly connected with the second slide bar 16, the second slide bar 16 can flexibly displace on the second slide bar 15 according to the adjustment requirement, drive the connecting part to change the position, the internal thread of the second slide bar 16 is connected with the adjusting bolt 17, and the adjusting bolt 17 is abutted against the outer surface of the second slide bar 15, the position of the second slide bar 16 can be precisely fixed through rotating the adjusting bolt 17, so that the second slide bar 16 keeps a stable state, the side wall of the second slide bar 16 is fixedly connected with the connecting block 18, the connecting block 18 plays a role in connection transition, the movement of the second slide bar 16 is transmitted to the subsequent parts, the inner part of the connecting block 18 is provided with the jogging groove 19, the jogging groove 19 provides a containing space for the sliding of the adjusting block 20, the inner sliding of the jogging groove 19 is slidingly connected with the adjusting block 20, the adjusting block 20 is in a sliding way, the inner sliding of the adjusting block 20 is provided with the adjusting block 20, the adjusting block 20 can be in a position of the adjusting block 20 is in a position of the adjusting block 21 and the adjusting screw thread is matched with the adjusting screw thread of the adjusting block 24 in a fixed with the adjusting screw thread groove 24, the adjusting screw thread is fixed in the position of the adjusting screw thread groove is fixed with the adjusting screw thread of the adjusting screw thread groove 24, and the adjusting screw thread is fixed in the adjusting screw thread is fixed with the adjusting screw thread 21, and the adjusting screw hole is fixed with the adjusting screw hole is screwed with the adjusting screw 21 and the adjusting screw, and the adjusting screw is screwed, the surface threaded connection of fixed screw post 24 has fastening nut 23, and fastening nut 23 is used for firmly fixing adjusting block 20 in the required position, prevents not hard up, is provided with gasket 22 between fastening nut 23 and the adjusting block 20, and gasket 22 and fixed screw post 24 cup joint, and gasket 22 can cushion the pressure of fastening nut 23 to adjusting block 20, and the protection part and reinforcing fastening effect, the lower fixed surface of adjusting block 20 is connected with diamond grinding block 25, and diamond grinding block 25 directly acts on the work piece, relies on its high rigidity to realize high-efficient polishing.

The output end of the power box 2 is fixedly connected with a rotating chuck 26, the rotating chuck 26 is used for clamping a workpiece and stably rotates along with the driving of the power box 2, the workpiece is convenient to polish in all directions, the inner part of the rotating chuck 26 is fixedly connected with a collision cone 27, the collision cone 27 can better fix the workpiece and prevent displacement deviation in the polishing process, one side of the working platform 1, which is far away from the power box 2, is fixedly connected with a tail plate 4, the tail plate 4 plays an auxiliary supporting role on the workpiece, the power box 2 is matched with the workpiece to ensure the stability in polishing, the inner part of the tail plate 4 is fixedly connected with a limiting device 5, the limiting device 5 accurately limits the position of the workpiece, excessive movement of the workpiece is avoided, polishing precision is ensured, two fixing blocks 6 are arranged between the tail plate 4 and the power box 2, the two fixing blocks 6 are fixedly connected with the upper surface of the working platform 1, the fixing blocks 6 provide a stable installation foundation for the first slide rod 7 and other parts, a first slide bar 7 is fixedly connected between the two fixed blocks 6, the first slide bar 7 provides guidance for the sliding of a first slide block 8, the linear motion precision of a polishing part is ensured, the outer surface of the first slide bar 7 is slidably connected with the first slide block 8, the first slide block 8 can slide on the first slide bar 7 with polishing related parts, the polishing position is flexibly adjusted, the inner sliding of the first slide block 8 is connected with a grinding wheel longitudinal bolt 9, the grinding wheel longitudinal bolt 9 is abutted against the outer surface of the first slide bar 7, the grinding wheel longitudinal bolt 9 is used for locking the longitudinal position of the first slide block 8 on the first slide bar 7, the inner sliding of the first slide block 8 is connected with an adjusting plate 11, the adjusting plate 11 can be finely adjusted in the first slide block 8, the transverse position of the polishing wheel 14 is changed, the inner thread of the adjusting plate 11 is connected with two grinding wheel transverse bolts 10, and two emery wheel transverse bolts 10 all contradict with first slider 8, but the position of emery wheel transverse bolt 10 fixed adjustment board 11 ensures that emery wheel 14 is accurate to take one's place, the lateral wall fixedly connected with grinding motor 12 of adjustment board 11, grinding motor 12 provides high-speed rotatory power for emery wheel 14, realize the function of polishing, the output of grinding motor 12 is all installed fixedly connected with and is rotated post 13, the power of grinding motor 12 is steadily transmitted for the emery wheel 14 to rotation post 13, drive its rotation, the one end fixedly connected with of rotation post 13 grinds wheel 14, emery wheel 14 direct contact work piece utilizes high-speed rotation to polish the work piece surface, the lower surface fixedly connected with four supporting legs 3 of work platform 1, supporting leg 3 provides stable support for whole grinder device, make it keep steady at the during operation, avoid rocking and influence the effect of polishing.

The working principle is that according to the grinding position of a workpiece and the required grinding precision, a grinding wheel longitudinal bolt 9 is loosened, a first sliding block 8 is pushed to slide on a first sliding rod 7, the approximate position of a grinding wheel 14 is longitudinally adjusted to be close to the area to be ground of the workpiece, then two grinding wheel transverse bolts 10 are unscrewed, the position of an adjusting plate 11 in the first sliding block 8 is moved, the grinding wheel 14 is transversely fine-tuned to be precisely aligned with the grinding position of the workpiece, after the adjustment is finished, the grinding wheel transverse bolts 10 and the grinding wheel longitudinal bolts 9 are re-screwed, an adjusting bolt 17 is rotated to loosen the interference with a second sliding rod 15, a second sliding block 16 is pushed to slide along the second sliding rod 15, a connecting block 18 and a part below are driven to move, a diamond grinding block 25 is adjusted to a proper initial height, the height is required to be matched with the working height of the grinding wheel 14, the grinding requirements of different parts and different degrees of the workpiece are met, after the adjustment is finished, the adjusting bolt 17 is rotated again to tightly prop against the second sliding rod 15, and the position of the second sliding block 16 is fixed. If the angle or the front and back positions of the diamond grinding block 25 need to be further finely adjusted, the fastening nut 23 can be unscrewed, the adjusting block 20 can be slid in the embedding groove 19, the gasket 22 is added after the adjustment is finished, the fastening nut 23 is screwed, the adjusting block 20 is ensured to be stable, the grinding motor 12 is started, the grinding motor 12 drives the grinding wheel 14 to rotate at a high speed through the rotating column 13, meanwhile, the power box 2 drives the rotating chuck 26 to slowly rotate, the workpiece is driven to rotate at a uniform speed, the grinding wheel 14 is enabled to be in full contact with the surface of the workpiece for preliminary grinding, in the grinding process, real-time observation is carried out according to the grinding effect, if the grinding of certain parts of the workpiece is not uniform or does not meet the requirements of the smoothness, the equipment can be timely paused, the positions and the angles of the grinding wheel 14 and the diamond grinding block 25 are adjusted again in the steps 3 and 4 are repeated, and then the grinding is continued.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The lengthened polishing grinding wheel device of the grinding machine comprises a working platform (1), wherein the upper surface of the working platform (1) is fixedly connected with a power box (2), the lengthened polishing grinding wheel device is characterized in that the upper surface of the power box (2) is fixedly connected with a second sliding rod (15), the outer surface of the second sliding rod (15) is slidably connected with a second sliding block (16), an adjusting bolt (17) is connected with the inner thread of the second sliding block (16), the adjusting bolt (17) is abutted against the outer surface of the second sliding rod (15), the side wall of the second sliding block (16) is fixedly connected with a connecting block (18), an embedded groove (19) is formed in the connecting block (18), an adjusting block (20) is slidably connected in the embedded groove (19), an adjusting groove (21) is formed in the embedded groove (20), a fixing threaded column (24) is fixedly connected with the inner surface of the embedded groove (19), the fixing threaded column (24) is slidably connected with the inner part of the adjusting groove (21), the outer surface of the fixing threaded column (24) is tightly connected with a fastening nut (23), the outer surface of the fixing threaded column (24) is tightly fastened with the outer surface of the second sliding column (15), the fixing nut (22) is fixedly connected with the fixing nut (22), the lower surface of the adjusting block (20) is fixedly connected with a diamond grinding block (25).

2. An elongated polishing wheel unit for a grinding machine according to claim 1, wherein the output end of said power box (2) is fixedly connected with a rotation chuck (26), and an interference cone (27) is fixedly connected to the inside of said rotation chuck (26).

3. The lengthened polishing grinding wheel device of the grinding machine according to claim 1, wherein a tail plate (4) is fixedly connected to one side, away from the power box (2), of the working platform (1), and a limiting device (5) is fixedly connected to the inside of the tail plate (4).

4. An elongated polishing wheel unit for a grinding machine according to claim 3, wherein two fixing blocks (6) are arranged between the tail plate (4) and the power box (2), the two fixing blocks (6) are fixedly connected with the upper surface of the working platform (1), and a first sliding rod (7) is fixedly connected between the two fixing blocks (6).

5. An elongated polishing wheel unit for a grinding machine according to claim 4, wherein the outer surface of said first slide bar (7) is slidably connected with a first slider (8), the inside of said first slider (8) is slidably connected with a grinding wheel longitudinal bolt (9), and the grinding wheel longitudinal bolt (9) abuts against the outer surface of the first slide bar (7).

6. An elongated polishing wheel unit for grinding machines according to claim 5, characterized in that said first slider (8) is internally slidingly connected with an adjusting plate (11), said adjusting plate (11) is internally threaded with two grinding wheel transversal bolts (10), and both grinding wheel transversal bolts (10) are in abutment with the first slider (8).

7. The lengthened polishing wheel unit of a grinding machine as set forth in claim 6, wherein a polishing motor (12) is fixedly connected to the side wall of the adjusting plate (11), a rotating column (13) is fixedly connected to the output end of the polishing motor (12), a polishing wheel (14) is fixedly connected to one end of the rotating column (13), and four supporting legs (3) are fixedly connected to the lower surface of the working platform (1).