CN215825118U

CN215825118U - Grinding wheel inner hole trimming device

Info

Publication number: CN215825118U
Application number: CN202122320423.XU
Authority: CN
Inventors: 胡美庆; 周亚豪
Original assignee: Henan Xinyichang Abrasives Co ltd
Current assignee: Henan Xinyichang Abrasives Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-15
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a grinding wheel inner hole trimming device which comprises a base and a bearing disc, wherein the bearing disc is fixedly arranged on the top surface of the base, a hollow groove is formed in the bearing disc, a clamping block is connected to the inner part of the hollow groove in a sliding mode, the top surface of the clamping block penetrates through the top surface of the bearing disc and is connected with the top surface of the bearing disc in a sliding mode, an air cylinder is fixedly arranged on the outer wall of the bearing disc in a penetrating mode, the other end of a piston rod of the air cylinder is fixedly connected with the clamping block, and a mounting plate is fixedly arranged on one side of the base. Has the advantages that: during operation, the second driving motor drives the diamond trimming rod to rotate, the inner hole of the grinding wheel is ground, meanwhile, the first driving motor drives the main shaft rod to rotate, so that the outer plate and the inner plate are driven to rotate, the diamond trimming rod is driven to rotate around the main shaft rod, circular grinding is completed, the inner hole of the grinding wheel can be trimmed, the device is simple in structure and low in cost, the trouble of trimming the inner hole by using a numerical control lathe is eliminated, and the device is very convenient to use and suitable for being popularized and used on a large scale.

Description

Grinding wheel inner hole trimming device

Technical Field

The utility model relates to the technical field of grinding tool processing, in particular to a grinding wheel inner hole trimming device.

Background

The grinding tool is a tool for grinding, lapping and polishing, most of the grinding tools are artificial grinding tools made of grinding materials and bonding agents, and also natural grinding tools directly processed by natural ore rocks, and the grinding tools are widely used in the machinery manufacturing and other metal processing industries, and are also used for processing non-metal materials such as grain processing, paper making industry and ceramics, glass, stone, plastics, rubber, wood and the like.

The emery wheel is exactly traditional a kind of grinding apparatus, the emery wheel compression moulding back, its inner hole is possible to take place to warp, need repair, traditional manual work is maintained comparatively trouble, and accurate inadequately, when adopting digit control machine tool to maintain, need carry out a series of operations such as tool setting, programming, comparatively trouble, and digit control machine tool structure is comparatively complicated, the price is comparatively expensive, it is common to be unsuitable for using widely on a large scale to the grinding apparatus production, simultaneously, also can produce more dust at the in-process of polishing and repairing, influence operational environment, influence clean production, can also further make the improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the grinding wheel inner hole trimming device which has the advantages of simple structure, convenience in use, convenience in dust collection and clean production, and further solves the problems in the background technology.

(II) technical scheme

In order to realize the advantages of simple structure, convenient use, convenient dust collection and clean production, the utility model adopts the following specific technical scheme:

the grinding wheel inner hole trimming device comprises a base and a bearing disc, wherein the top surface of the base is fixedly provided with the bearing disc, a hollow groove is formed in the bearing disc, a clamping block is connected inside the hollow groove in a sliding manner, the top surface of the clamping block penetrates through the top surface of the bearing disc and is connected with the top surface of the bearing disc in a sliding manner, an air cylinder is fixedly installed on the outer wall of the bearing disc in a penetrating manner, the other end of a piston rod of the air cylinder is fixedly connected with the clamping block, an installation plate is fixedly installed on one side of the base, a movable plate is arranged above the installation plate, the top surface of the movable plate is transversely and fixedly connected with a ram, a first driving motor is fixedly installed on the top surface of the ram, a main shaft rod is installed at the output end of the first driving motor, the main shaft rod penetrates through the ram and is transversely and fixedly connected with an outer plate, the other end of the outer plate is inserted with an inner plate, a second driving motor is fixedly installed on the top surface of the inner plate, and a diamond trimming rod is installed at the output end of the second driving motor, the diamond trimming rod runs through the inner panel and extends to the inner panel below, the surface of the other end of the outer panel runs through threaded connection and is provided with a handle bolt, the other end of the handle bolt abuts against the inner panel, the central position of the bearing disc is provided with an inner ring, the center of the top surface of the inner ring and the center of the bottom surface of the main shaft rod are located on the same vertical straight line, the top surface of the movable plate runs through threaded connection and is provided with a handle screw rod, the bottom surface of the handle screw rod runs through the movable plate and is connected with the top surface of the mounting plate in a rotating mode through a rotating connection seat, the top surface of the movable plate is located on one side of the handle screw rod and is vertically connected with a second guide rod in a running through sliding mode, and the bottom surface of the second guide rod is fixedly connected with the top surface of the mounting plate.

Furthermore, a vacuum pump is installed on the other side of the base and is connected with the inside of the base in a penetrating mode through an air suction pipe, and a filter cover is covered on the outer side, located at the other end of the air suction pipe, of the inner wall of the base.

Furthermore, a storage battery is fixedly mounted on the top surface of the outer plate and is electrically connected with the second driving motor through an electric connecting wire.

Furthermore, a balance weight rod is transversely and fixedly installed at one end of the outer plate, located on the other side of the main shaft rod, and the mass of the balance weight rod is equal to the sum of the mass of the inner plate, the mass of the outer plate, the mass of the second driving motor, the mass of the diamond trimming rod and the mass of the storage battery.

Furthermore, the hollow groove is internally and fixedly provided with a first guide rod parallel to the air cylinder, and the first guide rod penetrates through the clamping block and is connected with the clamping block in a sliding manner.

Furthermore, the outer surface of the base is provided with an ash removal groove, and a rubber plug is arranged in the ash removal groove.

Furthermore, the clamping blocks are arranged at equal angles along the center of the inner ring, and the air cylinders stretch synchronously.

Furthermore, gauze is pasted on the surface of the filter cover, and filter holes are formed in the surface of the filter cover.

(III) advantageous effects

Compared with the prior art, the utility model provides a grinding wheel inner hole trimming device, which has the following beneficial effects:

(1) the utility model adopts a bearing disc, clamping blocks, an inner plate, an outer plate, a first driving motor, a second driving motor and a diamond trimming rod, when the inner hole of the grinding wheel is trimmed, the grinding wheel to be trimmed can be arranged on the top surface of the bearing disc and positioned between the clamping blocks, an air cylinder pushes the clamping blocks to approach towards an inner ring so as to clamp the grinding wheel to be trimmed, the air cylinder extends synchronously to clamp the grinding wheel to a circle center point and be collinear with a main shaft rod, thus completing positioning and clamping, after the grinding wheel is clamped, a handle bolt can be turned and unscrewed, the inner plate is pulled out, the transverse distance between the outer wall edge of the diamond trimming rod and the circle center of the bottom surface of the main shaft rod is adjusted until the transverse distance is equal to the design radius of the inner hole of the grinding wheel, the handle screw rod is turned to drive a moving plate to move downwards so as to drive the diamond trimming rod to be inserted into the inner hole of the grinding wheel and to be abutted against the inner wall of the inner hole of the grinding wheel, at the moment, the first driving motor and the second driving motor can be started, the second driving motor drives the diamond trimming rod to rotate, the inner hole of the grinding wheel is ground, meanwhile, the first driving motor drives the main shaft rod to rotate, so that the outer plate and the inner plate are driven to rotate, the diamond trimming rod is driven to rotate around the main shaft rod, circular grinding is completed, the inner hole of the grinding wheel can be trimmed, the device is simple in structure and low in cost, the trouble of using a numerical control lathe to trim the inner hole is eliminated, and the device is very convenient to use and suitable for being popularized and used on a large scale.

(2) The polishing machine adopts the inner ring, the base, the vacuum pump and the air suction pipe, in the polishing process, the vacuum pump is started to extract air in the base, outside air is supplemented to enter the base along the inner ring to form downward airflow, dust generated in the polishing process is brought into the base, and the dust is filtered by the filter cover and then is left in the base, so that the dust is collected and the production is clean.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a grinding wheel inner hole dressing device provided by the utility model;

FIG. 2 is a side view of a grinding wheel internal hole dressing device according to the present invention;

fig. 3 is a schematic view of an installation structure of an inner panel and an outer panel according to the present invention.

In the figure:

1. a base; 2. a carrier tray; 3. a hollow groove; 4. a clamping block; 5. a cylinder; 6. an inner ring; 7. mounting a plate; 8. a first guide bar; 9. an air intake duct; 10. a vacuum pump; 11. a filter housing; 12. a rubber plug; 13. moving the plate; 14. carrying out plate picking; 15. a first drive motor; 16. a handle screw; 17. a second guide bar; 18. a main shaft rod; 19. a second drive motor; 20. a storage battery; 21. an inner plate; 22. an outer plate; 23. a diamond trimming rod; 24. a handle bolt; 25. a counterweight rod.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the utility model, a grinding wheel bore dressing device is provided.

The utility model will be further described with reference to the accompanying drawings and specific embodiments, as shown in fig. 1-3, a grinding wheel inner hole trimming device according to an embodiment of the utility model includes a base 1 and a carrier plate 2, the carrier plate 2 is fixedly installed on the top surface of the base 1, a hollow groove 3 is formed in the carrier plate 2, a clamping block 4 is slidably connected in the hollow groove 3, the top surface of the clamping block 4 penetrates through the top surface of the carrier plate 2 and is slidably connected with the top surface of the carrier plate 2, an air cylinder 5 is fixedly installed on the outer wall of the carrier plate 2 in a penetrating manner, and the other end of a piston rod of the air cylinder 5 is fixedly connected with the clamping block 4, wherein the clamping block 4 is equiangularly arranged along the center of an inner ring 6, the air cylinder 5 is synchronously telescopic, an installation plate 7 is fixedly installed on one side of the base 1, a moving plate 13 is arranged above the installation plate 7, a lifting plate 14 is fixedly connected to the top surface of the moving plate 13 in a transverse direction, and the lifting plate 14 extends to the upper side of the carrier plate 2, a first driving motor 15 is fixedly arranged on the top surface of the ram 14, a main shaft 18 is arranged at the output end of the first driving motor 15, the main shaft 18 penetrates through the ram 14 and is fixedly connected with an outer plate 22 transversely, the other end of the outer plate 22 is inserted with an inner plate 21, a second driving motor 19 is fixedly arranged on the top surface of the inner plate 21, a diamond trimming rod 23 is arranged at the output end of the second driving motor 19, the diamond trimming rod 23 is common equipment and is not described in detail, the diamond trimming rod 23 penetrates through the inner plate 21 and extends to the lower part of the inner plate 21, a handle bolt 24 is connected on the surface of the other end of the outer plate 22 in a penetrating and threaded manner, the other end of the handle bolt 24 is abutted against the inner plate 21, the bearing plate 2 is common fixed structure, an inner ring 6 is arranged at the center of the top surface of the inner ring 6 and the center of the bottom surface of the main shaft 18 are positioned on the same vertical straight line, a handle screw 16 is connected on the top surface of the movable plate 13 in a penetrating and threaded manner, and the bottom surface of the handle screw 16 penetrates the movable plate 13 and is rotatably connected with the top surface of the mounting plate 7 through a rotary connecting seat, the top surface of the movable plate 13, which is positioned at one side of the handle screw 16, is vertically penetrated and slidably connected with a second guide rod 17, the bottom surface of the second guide rod 17 is fixedly connected with the top surface of the mounting plate 7 to guide the movable plate 13 to move up and down, so as to avoid the deflection of the movable plate 13, when the inner hole of the grinding wheel is trimmed, the grinding wheel to be trimmed can be positioned on the top surface of the bearing disc 2 and positioned between the clamping blocks 4, the air cylinder 5 pushes the clamping blocks 4 to approach towards the inner ring 6, so as to clamp the grinding wheel to be trimmed, the air cylinder 5 extends synchronously, the grinding wheel is clamped until the center of a circle and the main shaft rod 18 are collinear, so as to finish positioning and clamping, after the grinding wheel is clamped, the handle bolt 24 can be unscrewed, the inner plate 21 can be pulled out, and the transverse distance between the edge of the outer wall of the diamond trimming rod 23 and the center of the bottom surface of the main shaft rod 18 can be adjusted, after the transverse spacing is equal to the design radius of the inner hole of the grinding wheel, the handle screw 16 is rotated, the handle screw 16 drives the movable plate 13 to move downwards, so that the diamond trimming rod 23 is driven to be inserted into the inner hole of the grinding wheel and abutted against the inner wall of the inner hole of the grinding wheel, at the moment, the first driving motor 15 and the second driving motor 19 can be started, the second driving motor 19 drives the diamond trimming rod 23 to rotate, the inner hole of the grinding wheel is ground, meanwhile, the first driving motor 15 drives the spindle rod 18 to rotate, so that the outer plate 22 and the inner plate 21 are driven to rotate, the diamond trimming rod 23 is driven to rotate around the spindle rod 18, circular grinding is completed, the inner hole of the grinding wheel can be trimmed, the device is simple in structure and low in cost, the trouble of trimming the inner hole by using a numerical control lathe is omitted, and the device is very convenient to use and suitable for large-scale popularization and use.

In one embodiment, a vacuum pump 10 is installed on the other side of the base 1, the vacuum pump 10 is connected with the inside of the base 1 through an air suction pipe 9, a filter cover 11 covers the inner wall of the base 1 and is located on the outer side of the other end of the air suction pipe 9, in the polishing process, the vacuum pump 10 is started to extract air inside the base 1, outside air is supplemented to enter the base 1 along the inner ring 6 to form downward air flow, dust generated in the polishing process is brought into the base 1, and the dust is filtered by the filter cover 11 and then stays in the base 1, so that dust collection and clean production are facilitated.

In one embodiment, the battery 20 is fixedly mounted on the top surface of the outer plate 22, and the battery 20 is electrically connected to the second driving motor 19 through an electrical connection line, so as to supply power to the second driving motor 19.

In one embodiment, a weight rod 25 is fixedly mounted on one end of the outer plate 22 at the other side of the main shaft 18, and the weight rod 25 has a mass equal to the sum of the masses of the inner plate 21, the outer plate 22, the second drive motor 19, the diamond trimming rod 23 and the storage battery 20, so as to balance the weight distribution and prolong the service life of the main shaft 18.

In one embodiment, a first guide rod 8 is fixedly installed inside the hollow groove 3 parallel to the cylinder 5, and the first guide rod 8 penetrates through the clamping block 4 and is slidably connected with the clamping block 4 to guide the movement of the clamping block 4, so that the clamping block 4 is prevented from shaking.

In one embodiment, the outer surface of the base 1 is provided with a dust removing groove, and the dust removing groove is internally provided with a rubber plug 12, so that the rubber plug 12 can be opened to remove dust and facilitate dust removal.

In one embodiment, the surface of the filter housing 11 is adhered with gauze to improve the filtering effect, and the surface of the filter housing 11 is provided with filtering holes for facilitating the airflow to pass through.

The working principle is as follows:

when the inner hole of the grinding wheel is trimmed, the grinding wheel to be trimmed can be placed on the top surface of the bearing disc 2 and positioned between the clamping blocks 4, the air cylinder 5 pushes the clamping blocks 4 to approach the inner ring 6 so as to clamp the grinding wheel to be trimmed, the air cylinder 5 synchronously extends to clamp the grinding wheel until the center point of the grinding wheel is collinear with the main shaft rod 18, positioning and clamping can be completed, after the grinding wheel is clamped, the handle bolt 24 can be unscrewed by rotating the handle bolt 24, the inner plate 21 is pulled out, the transverse distance between the edge of the outer wall of the diamond trimming rod 23 and the center of the bottom surface of the main shaft rod 18 is adjusted until the transverse distance is equal to the designed radius of the inner hole of the grinding wheel, the handle screw 16 is rotated, the handle screw 16 drives the moving plate 13 to move downwards so as to drive the diamond trimming rod 23 to be inserted into the inner hole of the grinding wheel and abutted against the inner wall of the inner hole of the grinding wheel, at the moment, the first driving motor 15 and the second driving motor 19 can be started, the diamond trimming rod 23 can drive the diamond trimming rod 23 to rotate, the emery wheel hole of polishing, and simultaneously, first driving motor 15 drives spindle shaft 18 and rotates, thereby drive planking 22 and inner panel 21 and rotate, and then drive diamond truing pole 23 and rotate around spindle shaft 18, accomplish circular polishing, can repair the emery wheel hole, this device simple structure, therefore, the carrier wave prepaid electric energy meter is low in cost, the trouble of using numerical control lathe to repair the hole has been saved, high convenience in use, be fit for using widely on a large scale, and simultaneously, at the in-process of polishing, vacuum pump 10 starts the inside air of extraction base 1, the outside air enters into base 1 along inner ring 6 supplements, form decurrent air current, the dust that produces when will polishing is brought into inside base 1, the dust is stayed in base 1 after filtering through filter mantle 11, thereby be convenient for collect dust and cleaner production.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The grinding wheel inner hole trimming device is characterized by comprising a base (1) and a bearing disc (2), wherein the bearing disc (2) is fixedly installed on the top surface of the base (1), a hollow groove (3) is formed in the bearing disc (2), a clamping block (4) is slidably connected in the hollow groove (3), the top surface of the clamping block (4) penetrates through the top surface of the bearing disc (2) and is slidably connected with the top surface of the bearing disc (2), an air cylinder (5) is fixedly installed on the outer wall of the bearing disc (2) in a penetrating mode, the other end of a piston rod of the air cylinder (5) is fixedly connected with the clamping block (4), a mounting plate (7) is fixedly installed on one side of the base (1), a movable plate (13) is arranged above the mounting plate (7), a movable plate (14) is transversely and fixedly connected with the top surface of the movable plate (13), a first driving motor (15) is fixedly installed on the top surface of the lifting plate (14), a main shaft rod (18) is installed at the output end of the first driving motor (15), the main shaft rod (18) penetrates through the cantilever plate (14) and is transversely and fixedly connected with an outer plate (22), an inner plate (21) is inserted into the other end of the outer plate (22), a second driving motor (19) is fixedly installed on the top surface of the inner plate (21), a diamond trimming rod (23) is installed at the output end of the second driving motor (19), the diamond trimming rod (23) penetrates through the inner plate (21) and extends to the lower portion of the inner plate (21), a handle bolt (24) is connected to the surface of the other end of the outer plate (22) in a penetrating and threaded mode, the other end of the handle bolt (24) is abutted to the inner plate (21), an inner ring (6) is arranged at the center of the bearing disc (2), the center of the top surface of the inner ring (6) and the center of the bottom surface of the main shaft rod (18) are located on the same vertical straight line, a handle screw (16) is connected to the top surface of the movable plate (13) in a penetrating and threaded mode, and the bottom surface of the handle screw (16) penetrates through the movable plate (13) and is rotatably connected with the top surface of the mounting plate (7) through the rotating connecting seat, the top surface of the movable plate (13) is positioned on one side of the handle screw (16) and is vertically connected with a second guide rod (17) in a penetrating and sliding mode, and the bottom surface of the second guide rod (17) is fixedly connected with the top surface of the mounting plate (7).

2. The grinding wheel inner hole dressing device according to claim 1, characterized in that a vacuum pump (10) is installed on the other side of the base (1), the vacuum pump (10) is communicated with the inside of the base (1) through an air suction pipe (9), and a filter cover (11) is covered on the inner wall of the base (1) and positioned outside the other end of the air suction pipe (9).

3. The grinding wheel inner hole dressing device according to claim 1, characterized in that a storage battery (20) is fixedly mounted on the top surface of the outer plate (22), and the storage battery (20) is electrically connected with the second driving motor (19) through an electric connecting wire.

4. The grinding wheel bore dressing device according to claim 3, characterized in that a counterweight rod (25) is transversely and fixedly mounted at one end of the outer plate (22) on the other side of the main shaft rod (18), and the mass of the counterweight rod (25) is equal to the sum of the mass of the inner plate (21), the outer plate (22), the second drive motor (19), the diamond dressing rod (23) and the accumulator (20).

5. The grinding wheel inner hole dressing device according to claim 1, characterized in that a first guide rod (8) is fixedly arranged inside the hollow groove (3) and parallel to the air cylinder (5), and the first guide rod (8) penetrates through the clamping block (4) and is connected with the clamping block (4) in a sliding mode.

6. The grinding wheel inner hole trimming device according to claim 1, wherein an ash removal groove is formed in the outer surface of the base (1), and a rubber plug (12) is mounted in the ash removal groove.

7. The grinding wheel inner hole dressing device according to claim 1, characterized in that the clamping blocks (4) are arranged at equal angles along the center of the inner ring (6), and the air cylinders (5) are synchronously stretched.

8. The grinding wheel inner hole dressing device according to claim 2, characterized in that gauze is pasted on the surface of the filter cover (11), and filter holes are formed on the surface of the filter cover (11).