CN216463975U

CN216463975U - Grinding wheel dressing device

Info

Publication number: CN216463975U
Application number: CN202122209540.9U
Authority: CN
Inventors: 张颜军; 王东阁; 殷登华; 王琼; 盛南峰
Original assignee: Henan Yuzhan Precision Technology Co Ltd
Current assignee: Fulian Yuzhan Technology Henan Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-05-10
Anticipated expiration: 2031-09-13

Abstract

The application provides a grinding wheel dressing device, which is used for grinding a grinding wheel and comprises two dressing parts, an adjusting mechanism and a base, wherein the adjusting mechanism comprises two adjusting parts, a moving part and a transmission assembly; the two adjusting parts are connected with the base in a sliding mode, one of the base and the adjusting part is provided with a connecting groove, the other of the base and the adjusting part is provided with a connecting block, the connecting groove is connected with the connecting block in a sliding mode, and the connecting groove extends along the second direction; the transmission assembly can drive the moving member to move along a first direction, and the moving member can drive the two adjusting members to move close to or away from the second direction so as to adjust the distance between the two trimming members, wherein the first direction is perpendicular to the second direction. The grinding wheel dressing device is simple to operate and high in machining precision.

Description

Grinding wheel dressing device

Technical Field

The utility model relates to the technical field of grinding wheel dressing, in particular to a grinding wheel dressing device.

Background

Currently, for some workpieces, grinding wheels with specific thicknesses are needed for grinding, and since the thicknesses of the existing grinding wheels are fixed, the thicknesses of the existing grinding wheels need to be trimmed so as to adapt to the corresponding workpieces.

In the prior art, the grinding wheel is usually dressed on one side or two sides by a dressing frame, but the prior art has the following problems: the mode of single-side dressing of the grinding wheel is influenced by the deflection of the grinding wheel, so that the precision is poor and the grinding wheel is easy to damage; the mode of dressing the grinding wheel by switching the double surfaces is long in dressing working time due to frequent surface changing, and multiple times of tool setting are needed.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a grinding wheel dressing device to solve the problems of poor precision, easy damage, long dressing time and the need for multiple tool settings in the prior art.

The embodiment of the application provides a grinding wheel dressing device for the emery wheel of polishing includes:

two trim pieces;

the adjusting mechanism comprises two adjusting parts, a moving part and a transmission component, the two adjusting parts are oppositely arranged and are connected with the moving part, the moving part is connected with the transmission component, one trimming part is connected with one adjusting part, each trimming part is provided with a trimming part, and the trimming parts are positioned between the two adjusting parts; and

the two adjusting pieces are connected with the base in a sliding mode, one of the base and the adjusting piece is provided with a connecting groove, the other of the base and the adjusting piece is provided with a connecting block, the connecting groove is connected with the connecting block in a sliding mode, and the connecting groove extends along a second direction;

the transmission assembly can drive the moving part to move along a first direction, the moving part can drive the two adjusting parts to move close to or away from each other along a second direction so as to adjust the distance between the two trimming parts, and the first direction is perpendicular to the second direction.

In some embodiments, the adjusting member has a mounting hole, the mounting holes of the two adjusting members are arranged oppositely, and a trimming member is inserted into one of the mounting holes.

In some embodiments, the trimming members have an axis, and the axes of the two trimming members meet and form an included angle, which is an obtuse angle.

In some embodiments, two opposite sides of the moving member are provided with inclined surfaces with gradually reduced intervals, each inclined surface is provided with a first sliding groove extending along the first direction, the two adjusting members and the two inclined surfaces are arranged in a one-to-one correspondence manner, one side of each adjusting member, which is close to the corresponding inclined surface, is provided with a first sliding block, and the first sliding block is clamped in the first sliding groove and can slide along the sliding groove.

In some embodiments, a connection hole having an internal thread is formed in the moving member, the connection hole extending along the first direction, and the transmission assembly includes:

the dwang wears to locate the connecting hole, the lateral wall of dwang be equipped with internal thread connection's external screw thread.

In some embodiments, the base is further provided with a second sliding chute extending along the first direction;

and a second sliding block is arranged at the bottom of the moving piece and can be slidably arranged in the second sliding groove.

In some embodiments, the base is a box-shaped structure, the adjusting member and the moving member are both located in an accommodating space of the box-shaped structure, the rotating rod is rotatably connected to the base and partially located outside the accommodating space, and the wheel dresser further includes:

the cover body is arranged on the base and is provided with two through holes;

the adjusting piece comprises a first part and a second part which are connected, the first part is arranged in the accommodating space, and the second part penetrates through the through hole;

the trimming member is disposed at the second portion.

In some embodiments, the transmission assembly further comprises:

the rotating disc is connected with the rotating rod, and scales are arranged on the periphery of the rotating disc;

the cover body is provided with a reference point at a position close to the scales, and the rotating angle of the turntable can be determined through the reference point and the changes of the scales.

In some embodiments, further comprising:

two sealing pieces, one sealing piece is sleeved on the second part of the adjusting piece, arranged in the accommodating space and contacted with the surface of the cover body

In some embodiments, the transmission assembly further comprises:

a handle connected to one side of the turntable.

Foretell truing device is through making drive assembly rotate to drive the moving member and move and drive two along first direction the regulating part is close to or keeps away from the motion along the second direction on the base, with the interval between two trimming parts of adjustment, and then polishes the position of treating of emery wheel. Compared with the prior art, the grinding wheel dressing device is simple in operation, the grinding thickness of the grinding wheel can be adjusted by adjusting the distance between the two dressing parts, the grinding wheel does not need to be switched to change the surface, the positions to be ground on the two sides of the grinding wheel can be ground simultaneously only by one-time tool setting, the machining precision is high, and the tool setting time can be saved.

Drawings

Fig. 1 is a schematic perspective view of a grinding wheel dressing device according to an embodiment of the present application.

Fig. 2 is a front view of the wheel truing apparatus of fig. 1.

Fig. 3 is an exploded schematic structural diagram of a grinding wheel dressing device according to an embodiment of the present application.

Description of the main elements

Grinding wheel dressing apparatus 100

Dressing member 10

Dressing part 12

Adjusting mechanism 20

Adjusting part 21

First portion 211

Second portion 212

Mounting hole 213

First slider 214

Connecting block 215

Moving part 22

Bevel 221

First sliding groove 222

Connecting hole 223

Second slider 224

Transmission assembly 23

Rotating lever 231

Rotary disk 232

Scale 233

Handle 234

End 235

Base 30

Second chute 31

Connecting groove 32

Side plate 33

The accommodating space 34

Cover body 40

Through hole 41

Datum 42

Seal 50

Axis L

Included angle theta

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

two trim pieces;

The embodiments of the present application will be further described with reference to the accompanying drawings.

In the following embodiments, as shown in fig. 1 and 3, the X-axis direction is defined as a first direction, and the Y-axis direction is defined as a second direction.

Referring to fig. 1, the embodiment of the present application provides a grinding wheel dressing apparatus 100 for grinding a grinding wheel, which includes two dressing members 10, an adjusting mechanism 20 and a base 30.

The adjusting mechanism 20 comprises two adjusting parts 21, a moving part 22 and a transmission component 23, wherein the two adjusting parts 21 are oppositely arranged and are connected to the moving part 22, the moving part 22 is connected to the transmission component 23, a trimming part 10 is connected to one adjusting part 21, and each trimming part 10 is provided with a trimming part 12. The finishing section 12 is provided between the two regulating members 21. The two adjusting pieces 21 and the base 30 are connected in a sliding manner, one of the base 30 and the adjusting pieces 21 is provided with a connecting groove 32, the other one of the base 30 and the adjusting pieces 21 is provided with a connecting block 215, the connecting groove 32 is connected with the connecting block 215 in a sliding manner, and the connecting groove 32 extends along a second direction;

the transmission assembly 23 can drive the moving member 22 to move along a first direction, the moving member 22 can drive the two adjusting members 21 to move close to or away from the base 30 along a second direction so as to adjust the distance between the two trimming members 10, and the first direction is perpendicular to the second direction.

When the grinding wheel dressing apparatus 100 described above grinds a grinding wheel (not shown), the grinding wheel is first set between the grinding portions of the two dressing members 10; then, the transmission assembly 23 drives the moving part 22 to move along the first direction, so that the moving part 22 drives the two adjusting parts 21 to approach along the second direction to adjust the distance between the two trimming parts 10 to the width of a proper grinding wheel; then, the grinding wheel is subjected to tool setting, the thickness value of the grinding wheel is recorded, then the grinding wheel is controlled to rotate, the moving part 22 is continuously driven to move along the first direction through the transmission assembly 23, the moving part 22 drives the two adjusting parts 21 to approach along the second direction, so that the dressing parts 12 of the two dressing parts 10 are used for grinding the grinding wheel until the grinding wheel is dressed to the required thickness; finally, the transmission assembly 23 drives the moving part 22 to move in the direction opposite to the first direction, so that the moving part 22 drives the two adjusting parts 21 to move away until the two adjusting parts move to the initial position, and the dressing of the grinding wheel is completed.

Referring to fig. 2, the trimming member 10 has a substantially cylindrical structure. The trimming part 10 has an axis L, the axis L of two trimming parts 10 intersects and forms an contained angle theta, contained angle theta is the obtuse angle, this is because the axis L of two trimming parts 10 is when a straight line, two trimming parts 10 are polished to the relative both sides of emery wheel simultaneously, make the department of polishing of emery wheel damaged easily, cause the emery wheel to scrap, when the axis L of two trimming parts 10 intersects the contained angle theta that forms for the obtuse angle, the department of polishing of emery wheel is difficult damaged, and be favorable to polishing the direct whereabouts of in-process sanding bits.

Referring to fig. 3, the adjusting member 21 includes a first portion 211 and a second portion 212 connected to each other, the first portion 211 is substantially rectangular, the second portion 212 is substantially plate-shaped, the size of the first portion 211 is larger than that of the second portion 212, and the second portion 212 is connected above the first portion 211. The second part 212 of the adjusting member 21 is provided with a mounting hole 213, the mounting hole 213 is an inclined circular through hole, the mounting holes 213 of the two adjusting members 21 are oppositely arranged, and a trimming member 10 is inserted into one mounting hole 213, so that the adjusting member 21 and the trimming member 10 are connected. In one embodiment, after the finishing member 10 is inserted into the mounting hole 213, the finishing member 10 and the adjusting member 21 may be welded together. In one embodiment, the inner side surface of the mounting hole 213 and the outer side wall of the trimming member 10 are provided with matching threads, and the trimming member 10 can be screwed into the mounting hole 213 to fixedly connect the trimming member 10 and the adjusting member.

The moving member 22 has a substantially prismoid-like structure. The two opposite sides of the moving part 22 facing the adjusting part 21 are provided with inclined surfaces 221 with gradually reduced intervals, each inclined surface 221 is provided with a first sliding groove 222 extending along a first direction, wherein the first sliding groove 222 is a dovetail groove, the two adjusting parts 21 and the two inclined surfaces 221 are arranged in a one-to-one correspondence, one side of the first part 211 of each adjusting part 21, which is close to the corresponding inclined surface 221, is provided with a first sliding block 214, the first sliding block 214 is matched with the first sliding groove 222 in shape, the first sliding block 214 can be clamped in the first sliding groove 222 and can slide along the first sliding groove 222 in the first direction, and when sliding, the two first sliding blocks 214 can drive the two adjusting parts 21 to move close to or away from each other in a second direction.

Set up in the moving member 22 and have internal screw thread connecting hole 223, connecting hole 223 extends the setting along the first direction, and drive assembly 23 includes dwang 231, and dwang 231 wears to locate connecting hole 223, and the lateral wall of dwang 231 is equipped with the external screw thread with female connection, so, when dwang 231 rotates, can drive moving member 22 and remove at the first direction.

In some embodiments, the base 30 further defines a second sliding slot 31 extending along the first direction, for example, in the present embodiment, the second sliding slot 31 and the connecting slot 32 are vertically disposed, and the width of the second sliding slot 31 is smaller than that of the connecting slot 32.

The bottom of the moving member 22 is provided with a second slider 224, the second slider 224 is slidably disposed in the second sliding groove 31, the second sliding groove 31 and the second slider 224 are used in a matching manner to mainly limit the moving direction of the moving member 22, so that when the rotating rod 231 rotates, the moving member 22 and the second slider 224 can move along the first direction under the action of the external threads of the rotating rod 231 and the internal threads of the connecting hole 223.

In some embodiments, the bottom of the adjusting member 21 is provided with a connecting block 215, the connecting block 215 is slidably disposed in the connecting groove 32, and the connecting block 215 and the connecting groove 32 are used together to mainly limit the moving direction of the adjusting member 21, so that when the moving member 22 moves along the first direction, the two adjusting members 21 and the connecting block 215 are driven to move closer to or away from each other in the second direction.

In some embodiments, the base 30 is a box-shaped structure, the adjusting member 21 and the moving member 22 are both located in the accommodating space 34 of the box-shaped structure, and the rotating rod 231 is rotatably connected to the base 30 and partially located outside the accommodating space 34. The dressing wheel 100 further includes a cover 40, and the cover 40 mainly prevents the grinding dust generated by grinding from falling to the second chute 31 and the connecting groove 32 on the base 30. The cover 40 is disposed on the base 30 and has two through holes 41 spaced apart in the second direction, and the through holes 41 are substantially rectangular.

The base 30 includes a plurality of side plates 33 disposed on the periphery, the rotating rod 231 is rotatably connected to the side plates 33 through the end portion 235, the first portion 211 of the adjusting member 21 is disposed in the accommodating space 34, the second portion 212 is disposed through the through hole 41, the width of the second portion 212 in the second direction is smaller than that of the through hole 41 in the second direction, and the trimming member 10 is disposed on the second portion 212 of the adjusting member 21.

In some embodiments, the transmission assembly 23 further includes a rotary plate 232, the rotary plate 232 is disposed outside the base 30 and connected to an end portion 235 of the rotation rod 231 outside the base 30, and a circle of scales 233 is disposed on the periphery of the rotary plate 232; the cover 40 is provided with a reference point 42 at a position close to the scale 233, and the rotation angle of the dial 232 can be determined by the change of the reference point 42 and the scale 233. In this embodiment, round scale 233 on the carousel 232 forms 60 little check, every 5 little check are 1 unit, total 12 units, carousel 232 clockwise rotates 1 little check and can make and repair 0.001mm of advancing in the unilateral of piece 10, it can impel 6mm to rotate the round, its principle is that the unilateral 0.001mm that impels of piece 10 needs moving member 22 to carry out corresponding slip, dwang 231 at this moment need satisfy moving member 22's displacement distance, tooth pitch on the lateral wall of dwang 231 is designed according to demand displacement distance, and then reach the unilateral 0.001mm that impels of 1 check of every rotation.

In some embodiments, two seals 50 are also included, the seals 50 being annular structures. A sealing element 50 is sleeved on the second portion 212 of the adjusting element 21, and two sealing elements 50 are disposed in the accommodating space 34 and contact with the surface of the cover 40 to seal the through hole 41, so as to prevent the ground dust from falling into the accommodating space 34 from the through hole. Because the size of the second portion 212 is smaller than that of the first portion 211, the first portion 211 can limit the downward movement of the sealing element 50, and the sealing effect is better. In the present embodiment, the sealing member 50 is made of a flexible material, such as silicone.

In some embodiments, the transmission assembly 23 further includes a handle 234, the base 30 is a cylindrical structure, the handle 234 is connected to a side of the rotary plate 232 facing away from the base 30, the rotary plate 232 can be driven to rotate by rotating the handle 234, and the rotation angles of the rotary plate 232 and the rotation rod 231 can be determined by the change of the reference point 42 and the scale 233, so as to precisely adjust the distance between the two trimming members 10. In this embodiment, turning the handle 234 clockwise moves the two trim members 10 closer together, and turning the handle 234 counterclockwise moves the two trim members 10 farther apart.

The implementation process of the embodiment is as follows: firstly, arranging a grinding wheel between the trimming parts 12 of the two trimming parts 10; then, the handle 234 is rotated clockwise to drive the turntable 232 to rotate, so as to drive the rotating rod 231 to rotate, and as the rotating rod 231 and the moving member 22 are connected by the screw thread, the moving member 22 and the second slider 224 move along the first direction of the second sliding groove 31, and drive the two adjusting members 21 and the connecting block 215 to move close to each other along the connecting groove 32 in the second direction to reach the width of a proper grinding wheel; then, cutting the grinding wheel, recording the thickness value of the grinding wheel, controlling the grinding wheel to rotate, and continuously rotating the handle 234 clockwise, so that the moving part 22 drives the two adjusting parts 21 to approach along the second direction, so that the dressing parts 12 of the two dressing parts 10 dress the grinding wheel until the grinding wheel is dressed to the required thickness; finally, handle 234 is rotated counterclockwise, so that moving member 22 drives two adjusting members 21 to move away in the second direction until the moving member moves to the initial position, at which point the dressing of the grinding wheel is completed.

The grinding wheel dressing device 100 drives the moving member 22 to move along the first direction and drives the two adjusting members 21 to move close to or away from each other along the second direction by rotating the transmission assembly 23, so as to adjust the distance between the two dressing members 10, and further polish the part to be polished of the grinding wheel. Compared with the prior art, the grinding wheel dressing device 100 is simple to operate, the grinding thickness of the grinding wheel can be adjusted by adjusting the distance between the two dressing pieces 10, the grinding wheel does not need to be switched to change the surface, the positions to be ground on the two sides of the grinding wheel can be ground simultaneously only by one-time tool setting, the machining precision is high, and the tool setting time can be saved. In addition, the grinding wheel dressing device 100 is simple and convenient to dress a grinding wheel, the handle is shaken, the thickness of the grinding wheel is adjusted according to the change of the reference point 42 and the scales 233, the safety is good, the grinding wheel is not touched manually, the same-latitude and same-height machining is carried out without switching dressing, the machining precision is ensured, and the thickness of the grinding wheel is not measured.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A wheel dresser for dressing a grinding wheel, comprising:

two trim pieces;

2. The wheel truing apparatus of claim 1 wherein said adjustment member has a mounting hole, said mounting holes of two of said adjustment members being disposed opposite one another, and one of said truing members being inserted into one of said mounting holes.

3. The wheel truing apparatus of claim 2 wherein said truing members have an axis, the axes of said truing members meeting and forming an included angle, said included angle being obtuse.

4. The truing device according to claim 2 or 3, wherein the moving member has two opposite sides provided with inclined surfaces with gradually decreasing intervals, each inclined surface is provided with a first sliding groove extending along the first direction, two adjusting members are provided in one-to-one correspondence with the two inclined surfaces, one side of each adjusting member near the corresponding inclined surface is provided with a first sliding block, and the first sliding block is clamped in the first sliding groove and can slide along the first sliding groove.

5. The truing apparatus of claim 1 wherein said movable member has an internally threaded connection bore formed therein, said connection bore extending in said first direction, said drive assembly comprising:

6. The wheel truing apparatus of claim 5 wherein,

the base is further provided with a second sliding chute extending along the first direction;

7. The truing apparatus of claim 6 wherein said base is a box-shaped structure, said adjusting member and said moving member are both located in a receiving space of the box-shaped structure, said rotating rod is rotatably connected to said base and partially located outside the receiving space, said truing apparatus further comprising:

the cover body is arranged on the base and is provided with two through holes;

the trimming member is disposed at the second portion.

8. The wheel truing apparatus of claim 7 wherein said drive assembly further comprises:

the rotating disc is connected with the end part of the rotating rod, which is positioned outside the base, and scales are arranged on the periphery of the rotating disc;

the cover body is provided with a reference point at a position close to the scale.

9. The wheel truing apparatus of claim 7 further comprising:

and the sealing element is sleeved on the second part of the adjusting element, arranged in the accommodating space and contacted with the surface of the cover body.

10. The wheel truing apparatus of claim 8 wherein said drive assembly further comprises:

a handle connected to one side of the turntable.