CN216327026U - Cutter clamping device for grinding machine - Google Patents
Cutter clamping device for grinding machine Download PDFInfo
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- CN216327026U CN216327026U CN202120896322.4U CN202120896322U CN216327026U CN 216327026 U CN216327026 U CN 216327026U CN 202120896322 U CN202120896322 U CN 202120896322U CN 216327026 U CN216327026 U CN 216327026U
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- inclined plane
- rotating shaft
- grinding machine
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Abstract
The utility model provides a cutter clamping device for a grinding machine, which comprises a clamping piece, a nut, a mounting seat and a rotating shaft, wherein the mounting seat is detachably connected with the rotating shaft; the clamping piece comprises a head part and a rod part, wherein a plurality of slots are formed in the head part, the slots are arranged along the radial direction of the first through hole, one end of the rod part is connected with the head part, the other end of the rod part is provided with external threads, and the rod part penetrates through the first through hole and is in threaded connection with the nut; the head is the back taper, and the second through-hole of mount pad is equipped with the second inclined plane towards the one end of head, and first inclined plane and second inclined plane mutually support sliding contact. In the process of screwing the nut, the clamping piece moves towards the rotating shaft, and because the first inclined plane and the second inclined plane are matched with each other in a sliding contact manner, the head is pressed and contracted by the second inclined plane of the mounting seat, the size of the groove is reduced, the cutter arranged in the first through hole is clamped by the head, and the cutter, the mounting seat and the rotating shaft are firmly connected, so that the defect that the cutter is loosened is overcome.
Description
Technical Field
The utility model relates to a cutter clamping device for a grinding machine, and belongs to the field of metal processing equipment.
Background
A grinding machine is a machine tool that grinds the surface of a workpiece using a tool. The cutter sets up on the rotation axis of grinding machine, and after using a period, wearing and tearing are ageing, and the connection between cutter and the rotation axis is not hard up, and the not tight cutter of rotation axis clamp, and then leads to the cutter to drop the damage from the rotation axis.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: how to make the cutter and the rotating shaft connected more firmly.
In order to solve the technical problems, the utility model provides the following technical scheme: a cutter clamping device for a grinding machine comprises a clamping piece, a nut, a mounting seat and a rotating shaft, wherein the mounting seat is detachably connected with the rotating shaft; a first through hole is formed in the center of the clamping piece, a second through hole is formed in the center of the mounting seat, and a third through hole is formed in the center of the rotating shaft; the cutter is arranged in the first through hole; the clamping piece comprises a head part and a rod part, wherein a plurality of slots are formed in the head part, the slots are arranged along the radial direction of the first through hole, one end of the rod part is connected with the head part, the other end of the rod part is provided with an external thread, the rod part penetrates through the first through hole and is in threaded connection with a nut, and the nut is arranged in the third through hole; the head is the back taper, has first inclined plane, and the second through-hole of mount pad is equipped with the second inclined plane towards the one end of head, and first inclined plane and second inclined plane mutually support sliding contact.
Furthermore, the number of the grooves is 4, and the grooves are arranged in a circular array around the axis of the clamping piece.
Furthermore, a plurality of stop blocks are arranged on the second inclined plane, a plurality of limiting grooves are formed in the first inclined plane, and the stop blocks are arranged in the limiting grooves.
Furthermore, a circle of sealing gasket is arranged in the second through hole, and the rod part penetrates through the center of the sealing gasket and is in threaded connection with the nut.
Furthermore, flanges are arranged on the periphery of one end, facing the head, of the rotating shaft, a hollow boss is arranged at one end, away from the head, of the mounting seat, the boss is arranged in the flanges, and the boss is matched with the flanges.
Further, the cutter clamping device for the grinding machine further comprises a plurality of screws, a plurality of fourth through holes are formed in the boss, a plurality of threaded holes are formed in one end, facing the head, of the rotating shaft, and the screws penetrate through the fourth through holes and are in threaded connection with the threaded holes.
Compared with the prior art, the utility model has the beneficial effects that: in the process of screwing the nut, the clamping piece moves towards the rotating shaft, and because the first inclined plane and the second inclined plane are matched with each other and in sliding contact, the head is pressed and contracted by the second inclined plane of the mounting seat, the size of the groove is reduced, the cutter arranged in the first through hole is clamped by the head, and the cutter, the mounting seat and the rotating shaft are firmly connected, so that the defect of cutter looseness is overcome.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a tool clamping device for a grinding machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the clamp of FIG. 1;
fig. 3 is a schematic structural view of the mounting base in fig. 1.
In the figure: 1. a clamping member; 2. a mounting seat; 3. a rotating shaft; 4. a screw; 5. a nut; 6. a fourth via hole; 13. a rod portion; 16. a head portion; 131. an external thread; 161. a stopper; 164. grooving; 165. a first through hole; 167. a second inclined plane; 21. a limiting groove; 22. a gasket; 23. a second through hole; 24. a first inclined plane; 25. a boss; 31. a threaded hole; 32. a third through hole; 33. a flange.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Referring to fig. 1 to 3, a tool clamping device for a grinding machine according to a preferred embodiment of the present invention includes a clamping member 1, a nut 5, a mounting base 2, and a rotating shaft 3, wherein the mounting base 2 is detachably connected to the rotating shaft 3; the center of the clamping piece 1 is provided with a first through hole 165, the center of the mounting seat 2 is provided with a second through hole 23, and the center of the rotating shaft 3 is provided with a third through hole 32; the cutter is placed in the first through hole 165; the clamping piece 1 comprises a head part 16 and a rod part 13, wherein a plurality of grooves 164 are formed in the head part 16, the grooves 164 are arranged along the radial direction of a first through hole 165, one end of the rod part 13 is connected with the head part 16, external threads 131 are formed in the other end of the rod part 13, the rod part 13 penetrates through the first through hole 165 to be in threaded connection with a nut 5, and the nut 5 is arranged in a third through hole 32; the head 16 is in a reverse taper shape and has a first inclined surface 24, one end of the second through hole 23 of the mounting seat 2 facing the head 16 is provided with a second inclined surface 167, and the first inclined surface 24 and the second inclined surface 167 are in mutual matching sliding contact.
During the process of screwing the nut 5, the clamping piece 1 moves towards the rotating shaft 3, as the first inclined surface 24 and the second inclined surface 167 are mutually matched and in sliding contact, the head 16 is pressed and contracted by the second inclined surface 167 of the mounting seat 2, the size of the groove 164 is reduced, a cutter placed in the first through hole 165 is clamped by the head 16, and the cutter, the mounting seat 2 and the rotating shaft 3 are firmly connected, so that the defect of cutter looseness is overcome.
Further, the number of the slots 164 is 4, and the slots are arranged around the axis of the clamping member 1 in a circular array.
In order to prevent the clamping member 1 from rotating in the second through hole 23, further, a plurality of stoppers 161 are disposed on the second inclined surface 167, a plurality of limiting grooves 21 are disposed on the first inclined surface 24, and the stoppers 161 are disposed in the limiting grooves 21. The stopper 161 cannot rotate in the stopper groove 21 by being stopped by the stopper groove 21, and therefore, the clamp 1 cannot rotate in the second through hole 23.
Metal chips generated by cutting are prevented from entering the mounting seat 2, furthermore, a ring of sealing gasket 22 is arranged in the second through hole 23, and the rod part 13 penetrates through the center of the sealing gasket 22 and is in threaded connection with the nut 5. The gasket 22 ensures smooth movement and prevents jamming.
In order to facilitate the installation of the installation seat 2 on the rotating shaft 3, further, a flange 33 is arranged around one end of the rotating shaft 3 facing the head 16, a hollow boss 25 is arranged at one end of the installation seat 2 away from the head 16, the boss 25 is arranged in the flange 33, and the boss 25 and the flange 33 are matched with each other. The shape of the boss 25 is matched with that of the flange 33, so that the rapid assembly is facilitated, and the assembly efficiency is improved.
In order to firmly connect the mounting base 2 and the rotating shaft 3 together, further, the tool clamping device for the grinding machine further comprises a plurality of screws 4, a plurality of fourth through holes 6 are formed in the boss 25, a plurality of threaded holes 31 are formed in one end, facing the head 16, of the rotating shaft 3, and the screws 4 penetrate through the fourth through holes 6 to be in threaded connection with the threaded holes 31.
In summary, the method for using the tool clamping device for a grinding machine according to the present invention comprises: the tool is first placed in the first through hole 165. Then, the rod 13 is threaded with the nut 5 through the first through hole 165, and during the process of tightening the nut 5, the clamping member 1 moves toward the rotating shaft 3, and since the first inclined surface 24 and the second inclined surface 167 are in sliding contact with each other, the head 16 is pressed and contracted by the second inclined surface 167 of the mounting seat 2, the size of the slot 164 becomes small, and the tool is clamped by the head 16. Finally, the nut 5 is placed in the third through hole 32, the boss 25 is placed in the flange 33, the boss 25 and the flange 33 are matched with each other, and the screw 4 is screwed with the threaded hole 31 through the fourth through hole 6. And the product can be processed and used.
Claims (6)
1. The cutter clamping device for the grinding machine is characterized by comprising a clamping piece, a nut, a mounting seat and a rotating shaft, wherein the mounting seat is detachably connected with the rotating shaft; a first through hole is formed in the center of the clamping piece, a second through hole is formed in the center of the mounting seat, and a third through hole is formed in the center of the rotating shaft; the cutter is arranged in the first through hole; the clamping piece comprises a head part and a rod part, wherein a plurality of slots are formed in the head part, the slots are arranged along the radial direction of the first through hole, one end of the rod part is connected with the head part, the other end of the rod part is provided with an external thread, the rod part penetrates through the first through hole and is in threaded connection with a nut, and the nut is arranged in the third through hole; the head is the back taper, has first inclined plane, and the second through-hole of mount pad is equipped with the second inclined plane towards the one end of head, and first inclined plane and second inclined plane mutually support sliding contact.
2. A tool clamping apparatus for a grinding machine as claimed in claim 1, wherein said slots are 4 in number and are arranged in a circular array about the axis of the clamping member.
3. The tool clamping device for the grinding machine as claimed in claim 2, wherein a plurality of stoppers are provided on the second inclined surface, a plurality of stopper grooves are provided on the first inclined surface, and the stoppers are disposed in the stopper grooves.
4. A tool clamping device for a grinding machine as claimed in claim 3, wherein a ring of a packing is provided in said second through hole, and said rod portion is screwed with the nut through the center of the packing.
5. A tool clamping device for a grinding machine as claimed in claim 4, wherein a flange is provided around the end of the rotary shaft facing the head, and a hollow boss is provided at the end of the mounting block facing away from the head, the boss being disposed in the flange and cooperating with the flange.
6. The tool clamping device for the grinding machine as claimed in claim 5, wherein the tool clamping device for the grinding machine further comprises a plurality of screws, a plurality of fourth through holes are formed in the boss, a plurality of threaded holes are formed in one end of the rotating shaft, which faces the head portion, and the screws are in threaded connection with the threaded holes through the fourth through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896322.4U CN216327026U (en) | 2021-04-28 | 2021-04-28 | Cutter clamping device for grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896322.4U CN216327026U (en) | 2021-04-28 | 2021-04-28 | Cutter clamping device for grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216327026U true CN216327026U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120896322.4U Active CN216327026U (en) | 2021-04-28 | 2021-04-28 | Cutter clamping device for grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216327026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431108A (en) * | 2022-08-22 | 2022-12-06 | 广东韶钢工程技术有限公司 | Thread groove cutter grinding device easy to install |
-
2021
- 2021-04-28 CN CN202120896322.4U patent/CN216327026U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431108A (en) * | 2022-08-22 | 2022-12-06 | 广东韶钢工程技术有限公司 | Thread groove cutter grinding device easy to install |
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