CN216152078U

CN216152078U - Grinding wheel grinding tool convenient to replace

Info

Publication number: CN216152078U
Application number: CN202122279202.2U
Authority: CN
Inventors: 曹正合
Original assignee: Zhengzhou Shenghe Abrasive Co ltd
Current assignee: Zhengzhou Shenghe Abrasive Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The application relates to the technical field of abrasive grinding tools, in particular to a grinding wheel grinding tool convenient to replace, which comprises a chassis and a grinding layer, wherein the grinding layer comprises a plurality of grinding plates which are circumferentially arranged around the axis of the chassis and are attached to the surface of the chassis; every two adjacent lapping plates all centre gripping jointly have the fixed plate of installing on the chassis, and it is connected with two limiting plates that are used for supporting the tight corresponding lapping plate lateral wall to slide on the fixed plate, is equipped with on the fixed plate to be used for driving the drive subassembly that two limiting plates are close to each other or keep away from each other. The application can improve the serious problem of present emery wheel material waste.

Description

Grinding wheel grinding tool convenient to replace

Technical Field

The application relates to the technical field of abrasive grinding tools, in particular to a grinding wheel grinding tool convenient to replace.

Background

The grinding wheel is a bonded grinding tool which is formed by bonding a common grinding material into a certain shape (mostly circular, with a through hole in the center) by a bonding agent and has certain strength. The grinding wheel is the one with the largest use amount and the widest use range in the grinding tool, rotates at high speed when in use, and can perform coarse grinding, semi-fine grinding, slotting, cutting and the like on the excircle, the inner circle, the plane, various molded surfaces and the like of a metal or nonmetal workpiece.

The prior grinding wheel comprises a circular base plate and a grinding layer arranged on the base plate, wherein the grinding layer grinds products through particles on the grinding layer, and the base plate is used for fixing the whole grinding wheel on a rotating shaft.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: if the grinding layer is exhausted or a crack is generated at a certain position of the grinding wheel, the whole grinding wheel is scrapped, the material waste is serious, the production cost is increased, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the serious problem of present emery wheel material waste, this application provides the emery wheel grinding apparatus convenient to change.

The application provides a pair of emery wheel grinding apparatus convenient to change adopts following technical scheme: a grinding wheel grinding tool convenient to replace comprises a chassis and a grinding layer, wherein the grinding layer comprises a plurality of grinding plates which are circumferentially arranged around the axis of the chassis and are attached to the surface of the chassis; every two adjacent lapping plates all centre gripping jointly have the fixed plate of installing on the chassis, and it is connected with two limiting plates that are used for supporting the tight corresponding lapping plate lateral wall to slide on the fixed plate, is equipped with on the fixed plate to be used for driving the drive subassembly that two limiting plates are close to each other or keep away from each other.

Through adopting above-mentioned technical scheme, in the use of emery wheel, drive the subassembly and will make two limiting plates keep away from each other and support tightly in the lapping plate that corresponds, every lapping plate all laminates in chassis surface and outer ring inner wall and by the common centre gripping of two limiting plates to the stability of lapping plate in the use has been guaranteed. When the driving assembly drives the two limiting plates to be close to each other, so that the limiting plates are separated from the side walls of the grinding plate, a worker can detach the damaged grinding plate from the chassis independently, and the problem of serious waste of the existing grinding wheel material is solved.

Optionally, be equipped with the logical groove that supplies two limiting plates to slip to inlay to establish on the lateral wall of fixed plate, the notch that leads to the groove is towards the lapping plate.

Through adopting above-mentioned technical scheme, realized spacing to limiting plate direction of motion, and made two limiting plates all accomodate at logical inslot, reduced the whole occupation space of fixed plate and limiting plate.

Optionally, a chute is arranged on a chute wall of the through chute; the drive subassembly inlays the push pedal of establishing in the spout including connecting in the spring of two limiting plates, slip and is used for driving the push pedal gliding drive piece in the spout, and the both sides of push pedal all are equipped with and are the slope setting and are used for promoting the limiting plate to the promotion face that the lapping plate is close to.

Through adopting above-mentioned technical scheme, when the driving piece drives the push pedal and is close to the limiting plate, two pushing faces of push pedal will promote the limiting plate motion that corresponds respectively for two limiting plates keep away from each other and support tightly in the lapping plate that corresponds, realized the spacing fixed of lapping plate, the spring will be in tensile state this moment. When the driving piece drives the push plate to be far away from the limiting plates, the spring gradually returns to a natural state and enables the two limiting plates to be close to each other, and the limiting plates are gradually far away from the grinding plate, so that a worker can detach and replace the grinding plate from the chassis.

Optionally, the driving member is a first bolt which is in threaded fit with the fixing plate and has the same extending direction as the sliding groove, one end of the first bolt is located on the outer side of the fixing plate, and the other end of the first bolt extends into the sliding groove and is rotatably connected to the push plate.

Through adopting above-mentioned technical scheme, rotatory first bolt can make first bolt drive the push pedal and slide in the spout, has made things convenient for grinding plate's spacing fixed.

Optionally, the limiting plate is provided with a matching surface which is obliquely arranged and is used for sliding and fitting the pushing surface.

Through adopting above-mentioned technical scheme, promote the in-process of limiting plate motion at the push pedal, promote the face and will slide on the fitting surface, guaranteed the stability of limiting plate in the motion process.

Optionally, all be equipped with the joint groove that supplies the limiting plate slip joint on the lateral wall of lapping plate both sides.

Through adopting above-mentioned technical scheme, the push pedal can promote limiting plate slip joint in the joint inslot for the lapping plate is fixed on the chassis by locking, thereby has improved the stability of lapping plate.

Optionally, the surface mounting of chassis has the inner ring, and the grinding plate is arc setting and laminating in the outer wall of inner ring towards the one side of chassis axis, and the surface of chassis still is equipped with the through-hole that corresponds to the inner side of inner ring.

By adopting the technical scheme, the inner ring and the outer ring are clamped on the grinding plate together, so that the stability of the grinding plate is improved; the inner ring can be sleeved on the external rotating shaft penetrating through the through hole, and the stability of the grinding wheel on the external rotating shaft is ensured.

Optionally, the outer wall of the inner ring is provided with a plurality of threaded counter bores communicated with the inner side of the inner ring, and second bolts are matched with the threads in the threaded counter bores.

Through adopting above-mentioned technical scheme, the second bolt can rotate to support tightly and locate the outside axis of rotation of wearing to locate inner ring and through-hole, has realized the installation of emery wheel in the outside axis of rotation.

To sum up, the application comprises the following beneficial technical effects:

1. when the grinding wheel is used, the grinding plate is attached to the surface of the chassis, the outer ring and the inner ring are clamped on the grinding plate together, the bolt drives the push plate to move, and the limit plate is pushed into the clamping groove by the push plate, so that the stability of the grinding plate in the use process is ensured;

2. when the bolt is rotated to enable the push plate to be far away from the limiting plates, the spring enables the two limiting plates to be separated from the clamping groove in a sliding mode, and then workers can independently detach the damaged grinding plate from the chassis, so that the problem of serious waste of the existing grinding wheel material is solved;

3. when the through-hole and the inner ring are worn to locate by the external rotating shaft, the second bolt supports the rotation tightly on the external rotating shaft, and the installation of the grinding wheel on the external rotating shaft is realized.

Drawings

FIG. 1 is a schematic diagram of the overall structure in the embodiment of the present application;

FIG. 2 is a schematic view of the present application after a part of the polishing plate is hidden;

fig. 3 is a schematic sectional structure view showing the whole in the embodiment of the present application.

Reference numerals: 1. a chassis; 11. an outer ring; 12. an inner ring; 121. a threaded counter bore; 122. a second bolt; 13. a through hole; 2. a polishing layer; 21. a grinding plate; 211. a clamping groove; 3. a fixing plate; 31. a through groove; 32. a limiting plate; 321. a mating surface; 33. a chute; 4. a driving component; 41. a spring; 42. pushing the plate; 421. pushing the surface; 43. a first bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses grinding wheel grinding apparatus convenient to change. As shown in fig. 1 to 3, a grinding wheel grinding apparatus convenient to change, including circular shape chassis 1 and grinding coat 2, the fixed surface of disc has outer loop 11 and inner loop 12 that the coaxial line set up, grinding coat 2 includes that a plurality of winding chassis 1 axis are circumference setting and laminate in the lapping plate 21 on chassis 1 surface, lapping plate 21 is fan-shaped annular setting, the inboard laminating of lapping plate 21 in the outer wall of inner loop 12, the outer wall laminating of lapping plate 21 in the inner wall of outer loop 11, the stability of lapping plate 21 on chassis 1 has been guaranteed.

The surface of the chassis 1 is provided with a through hole 13 corresponding to the inner side of the inner ring 12, and the external rotating shaft can penetrate through the through hole 13 and the inner side of the inner ring 12; the outer wall of the inner ring 12 is provided with a plurality of threaded counterbores 121 communicated with the inner side of the inner ring 12, the threaded counterbores 121 are internally thread-fitted with second bolts 122, the second bolts 122 can rotatably abut against an external rotating shaft, and the grinding wheel is mounted on the external rotating shaft.

Every two adjacent lapping plates 21 all common centre gripping have the fixed plate 3 of installing on chassis 1, are equipped with logical groove 31 on the lateral wall of fixed plate 3, lead to the notch of groove 31 towards lapping plate 21, lead to the inslot and inlay in groove 31 and be equipped with two limiting plates 32, all be equipped with the joint groove 211 that supplies limiting plate 32 slip joint on the lateral wall of lapping plate 21 both sides.

Be equipped with spout 33 on the cell wall that leads to groove 31, be equipped with on the fixed plate 3 and drive subassembly 4, drive subassembly 4 including connecting in the spring 41 of two limiting plates 32, the push pedal 42 of establishing in spout 33 is inlayed in the slip, the driving piece the same with spout 33 extending direction, the both sides of push pedal 42 all are equipped with the promotion face 421 that is the slope setting, be equipped with on the limiting plate 32 and be the slope setting and supply the fitting surface 321 that promotes face 421 and slide and laminate, the driving piece is screw-thread fit in the first bolt 43 of fixed plate 3, the one end of first bolt 43 is located the outside of fixed plate 3, the other end of first bolt 43 stretches into in spout 33 and rotates and connects in push pedal 42.

When the worker rotates the first bolt 43, so that the pushing plate 42 approaches to the position-limiting plate 32, the two pushing surfaces 421 of the pushing plate 42 respectively slide and abut against the corresponding matching surfaces 321, so that the position-limiting plate 32 is slidably clamped in the clamping groove 211, the limiting and fixing of the grinding plate 21 is realized, and the spring 41 is in a stretching state at this time. When the worker rotates the first bolt 43, so that the push plate 42 is far away from the limit plates 32, the spring 41 gradually returns to the natural state and urges the two limit plates 32 to slide and separate from the corresponding clamping grooves 211, and at the moment, the worker can detach the damaged grinding plate 21 from the chassis 1 alone, thereby improving the serious problem of the current grinding wheel material waste.

The implementation principle of the grinding wheel grinding tool convenient to replace in the embodiment of the application is as follows: when the grinding plate 21 is used, the grinding plate 21 is attached to the surface of the chassis 1, the inner side of the grinding plate 21 is attached to the outer wall of the inner ring 12, and the outer wall of the grinding plate 21 is attached to the inner wall of the outer ring 11; the first bolt 43 makes the limit plate 32 be clamped in the clamping groove 211 through the push plate 42, so that the limit fixation of the grinding plate 21 is realized.

When the worker rotates the first bolt 43, so that the push plate 42 is far away from the limit plates 32, the spring 41 gradually returns to the natural state and urges the two limit plates 32 to slide and separate from the corresponding clamping grooves 211, and at the moment, the worker can detach the damaged grinding plate 21 from the chassis 1 alone, thereby improving the serious problem of the current grinding wheel material waste.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A grinding wheel and abrasive tool convenient to replace comprises a chassis (1) and a grinding layer (2), and is characterized in that: the grinding layer (2) comprises a plurality of grinding plates (21) which are circumferentially arranged around the axis of the chassis (1) and are attached to the surface of the chassis (1), an outer ring (11) is arranged on the surface of the chassis (1), and one side of each grinding plate (21) departing from the axis of the chassis (1) is arranged in an arc shape and is attached to the inner wall of the outer ring (11); every two adjacent grinding plate (21) all centre gripping jointly have fixed plate (3) of installing on chassis (1), and it is connected with two limiting plate (32) that are used for supporting tightly to correspond grinding plate (21) lateral wall to slide on fixed plate (3), is equipped with on fixed plate (3) to be used for driving drive subassembly (4) that two limiting plate (32) are close to each other or keep away from each other.

2. The easy-to-replace grinding wheel and grinder of claim 1, wherein: be equipped with on the lateral wall of fixed plate (3) and supply two limiting plate (32) slip to inlay logical groove (31) of establishing, the notch that leads to groove (31) is towards lapping plate (21).

3. The easy-to-replace grinding wheel and grinder of claim 2, wherein: a chute (33) is arranged on the chute wall of the through chute (31); the driving assembly (4) comprises a spring (41) connected with the two limiting plates (32), a push plate (42) embedded in the sliding groove (33) in a sliding mode and a driving piece used for driving the push plate (42) to slide in the sliding groove (33), and the two sides of the push plate (42) are respectively provided with a pushing surface (421) which is obliquely arranged and used for pushing the limiting plates (32) to be close to the grinding plate (21).

4. The easy-to-replace grinding wheel and grinder of claim 3, wherein: the driving piece is a first bolt (43) which is in threaded fit with the fixing plate (3) and has the same extending direction with the sliding groove (33), one end of the first bolt (43) is located on the outer side of the fixing plate (3), and the other end of the first bolt (43) extends into the sliding groove (33) and is rotatably connected with the push plate (42).

5. The easy-to-replace grinding wheel and grinder of claim 3, wherein: the limiting plate (32) is provided with a matching surface (321) which is obliquely arranged and is used for the sliding fit of the pushing surface (421).

6. The easy-to-replace grinding wheel and grinder of claim 3, wherein: all be equipped with joint groove (211) that supply limiting plate (32) slip joint on the lateral wall of lapping plate (21) both sides.

7. The easy-to-replace grinding wheel and grinder of claim 1, wherein: the surface mounting of chassis (1) has inner ring (12), and one side that abrasive sheet (21) are the arc setting and laminate in the outer wall of inner ring (12) towards chassis (1) axis, and the surface of chassis (1) still is equipped with through-hole (13) corresponding to inner ring (12) inboard.

8. The easy-to-replace grinding wheel and grinder of claim 7, wherein: the outer wall of the inner ring (12) is provided with a plurality of threaded counter bores (121) communicated with the inner side of the inner ring (12), and second bolts (122) are matched with the inner threads of the threaded counter bores (121).