CN218776386U - Clamp for grinding machine - Google Patents
Clamp for grinding machine Download PDFInfo
- Publication number
- CN218776386U CN218776386U CN202222509015.3U CN202222509015U CN218776386U CN 218776386 U CN218776386 U CN 218776386U CN 202222509015 U CN202222509015 U CN 202222509015U CN 218776386 U CN218776386 U CN 218776386U
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- China
- Prior art keywords
- sliding block
- workpiece
- grinding machine
- telescopic cylinder
- circular rings
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- 238000009434 installation Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model relates to the technical field of metal processing equipment, in particular to a clamp for a grinding machine, which comprises a working platform and a plurality of clamping pieces; the working platform is provided with an annular groove with an upward opening, and two circular rings are horizontally arranged at intervals at the opening of the annular groove; the clamping piece comprises a lower sliding block, an upper sliding block and a mounting frame, the lower sliding block is positioned below the two circular rings, the upper sliding block is positioned above the two circular rings, the mounting frame is rotatably connected with the top surface of the upper sliding block, the lower sliding block is slidably connected with the annular groove, the upper sliding block is rotatably connected with a first bolt which extends downwards, the first bolt penetrates through the interval between the two circular rings and is in threaded connection with the lower sliding block, and the widths of the upper sliding block and the lower sliding block are both greater than the distance between the two circular rings; the mounting bracket is in threaded connection with a horizontally arranged screw rod, the side surface of the mounting bracket is horizontally provided with a telescopic cylinder used for compressing a workpiece, and the telescopic cylinder is sleeved outside the screw rod. The utility model discloses a side of work piece can be laminated to the tight face of clamp, and the work piece is difficult to relative anchor clamps and skids, presss from both sides tight work piece more easily.
Description
Technical Field
The utility model relates to a metal processing equipment technical field, especially an anchor clamps that grinding machine was used.
Background
A grinding machine is a machine tool that grinds the surface of a workpiece using a grinder. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like. In actual production, a worker firstly puts the clamp on the electromagnetic chuck, adjusts the position of the clamp according to the preset position of the workpiece, starts the magnetic attraction function of the electromagnetic chuck, and then clamps the workpiece by using the clamp. The existing grinding machine clamp can only approach a workpiece placed at the central position from four directions, namely front, back, left and right, and the horizontal cross section of the workpiece is required to be rectangular, so that the clamp can clamp the workpiece from the front and back opposite directions or the left and right opposite directions or the front, back, left and right directions. For a workpiece with a non-rectangular horizontal cross section, an included angle exists between the clamping surface of the clamp and the side surface of the workpiece, so that the workpiece is easy to slip relative to the clamp and is difficult to clamp.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the grinding machine clamp, the utility model provides a clamp for a grinding machine, which comprises a working platform and a plurality of clamping pieces; the working platform is provided with an annular groove with an upward opening, and two circular rings are horizontally arranged at intervals at the opening of the annular groove; the clamping piece comprises a lower sliding block positioned below the two circular rings, an upper sliding block positioned above the two circular rings and an installation frame rotatably connected with the top surfaces of the upper sliding blocks, the lower sliding block is slidably connected with the annular groove, the upper sliding block is rotatably connected with a first bolt which extends downwards, the first bolt penetrates through the interval between the two circular rings and is in threaded connection with the lower sliding block, and the widths of the upper sliding block and the lower sliding block are both greater than the distance between the two circular rings; the mounting bracket threaded connection has the screw rod that the level set up, and the side level of mounting bracket is provided with the telescopic tube that is used for compressing tightly the work piece, the telescopic tube cover is established outside the screw rod.
Combine work platform, annular groove, ring, lower slider, top shoe, mounting bracket, first bolt, screw rod and telescopic cylinder's effect, the utility model discloses in the anchor clamps that grinding machine was used, the side of work piece can be laminated to the clamping face of anchor clamps, has reduced the contained angle that the clamping face of anchor clamps and the side of work piece exist for the side of the tight direction of clamp and work piece is perpendicular, and the work piece is difficult to relative anchor clamps and skids, presss from both sides tight work piece more easily.
Preferably, the inner wall of the telescopic cylinder, which deviates from the end face used for pressing the workpiece, is rotatably connected with the screw rod, so that the screw rod can push the telescopic cylinder to extend and can pull the telescopic cylinder to extend and shorten.
Preferably, the top surface of the upper sliding block is in threaded connection with two second bolts, the two second bolts are in threaded connection with the same locking ring, the locking ring is used for pressing the mounting frame downwards, the telescopic cylinder is kept to be attached to the workpiece as much as possible, the included angle between the clamping surface of the clamp and the side surface of the workpiece is reduced, the clamping direction is perpendicular to the side surface of the workpiece, the workpiece is not prone to slipping relative to the telescopic cylinder, and the workpiece is clamped more easily.
Preferably, the bottom surface of the locking ring is provided with a first rubber pad for contacting the top surface of the mounting bracket, which improves the life span of the clamp.
Preferably, the number of the first bolts is two, and the two first bolts are arranged on two sides of the mounting frame along the extending direction of the annular groove, so that the force of the upper sliding block and the lower sliding block clamping the circular ring is more uniform.
Preferably, a handle for rotating the screw is fixed on the end face, far away from the workpiece, of the screw, so that a worker can conveniently rotate the screw.
Preferably, the telescopic cylinder is provided with a second rubber pad for contacting the workpiece, so that excessive pressure on the workpiece caused by the telescopic cylinder 9 is avoided, and the risk of workpiece damage is reduced.
Preferably, the thickness of the circular ring is larger than 1 cm, so that the risk of damage to the clamp is reduced, and the service life of the clamp is further prolonged.
The utility model discloses beneficial effect:
the utility model discloses in the side of the tight face of clamp that grinding machine was used can the laminating work piece for the side of tight direction of clamp and work piece is perpendicular, and the work piece is difficult to relative anchor clamps and skids, presss from both sides tight work piece more easily. In addition, the clamp can reduce friction with the workpiece, and the workpiece is protected.
Drawings
Fig. 1 is a schematic structural view of a jig for a grinding machine according to the present invention;
fig. 2 is a diagram of the position relationship among the upper slide block, the mounting frame, the first bolt, the screw rod, the telescopic cylinder, the second bolt, the locking ring, the handle and the second rubber pad of the fixture for the grinding machine according to the present invention;
fig. 3 is a diagram of the position relationship among the working platform, the annular groove, the lower slide block, the upper slide block, the mounting frame, the screw rod, the telescopic cylinder, the locking ring, the first rubber pad, the handle and the second rubber pad of the fixture for the grinding machine according to the present invention;
fig. 4 is a diagram of the position relationship among the work platform, the ring, the lower slide block, the upper slide block, the mounting frame, the locking ring and the first rubber pad of the fixture for the grinding machine according to the present invention;
fig. 5 is a diagram of the position relationship among the working platform, the annular groove, the lower slider, the upper slider and the first bolt of the fixture for the grinding machine according to the present invention;
fig. 6 is a positional relationship diagram of the telescopic cylinder and the second rubber pad of the jig for a grinding machine according to the present invention.
In the figure:
1. a working platform; 2. an annular groove; 3. a circular ring; 4. a lower slide block; 5. an upper slide block; 6. a mounting frame; 7. a first bolt; 8. a screw; 9. a telescopic cylinder; 10. a second bolt; 11. locking a ring; 12. a first rubber pad; 13. a handle; 14. and a second rubber pad.
Detailed Description
The following description of the clamp for a grinding machine according to the present invention is defined as follows: use figure 1 is in the utility model discloses in the top of the schematic structure diagram of the anchor clamps for grinding machine is right-hand in the reality, and its below is left in the reality, and its left is the place ahead in the reality, and its right-hand rear in the reality that is, the party back to the paper is below in the reality, and the party just to the paper is top in the reality, and the midpoint position between four left, right, upper and lower borders is inside in the reality.
The utility model discloses embodiment's structure is as shown in fig. 1 to fig. 6, and a anchor clamps that grinding machine was used include work platform 1 and a plurality of folder, work platform 1 is opened has ascending annular groove 2 of opening. A worker usually places a workpiece at the center position of the annular groove 2, and a plurality of clamps are arranged on the annular groove 2 to clamp the workpiece placed at the center position from a plurality of directions.
The working platform 1 is horizontally arranged on an operating platform of the grinding machine. Two circular rings 3 are horizontally arranged at the opening of the annular groove 2 at intervals. Folder is still including the lower slider 4 that is located two rings 3 below and the top shoe 5 that is located two rings 3 top, and top shoe 5 rotates and is connected with the first bolt 7 that downwardly extending set up, first bolt 7 pass two rings 3 the interval and with 4 threaded connection of lower slider, lower slider 4 under the limiting action of annular groove 2, top shoe 5 can drive down slider 4 through first bolt 7 and slide along annular groove 2. Simultaneously, the width of top shoe 5 and lower slider 4 all is greater than the spaced distance of two rings 3, anchor clamps can rotate first bolt 7 to make top shoe 5 and lower slider 4 press from both sides tightly two rings 3, the position of fixed clip piece on annular groove 2. The screw rod 8 that mounting bracket 6 threaded connection has the level to set up, and the side level of mounting bracket 6 is provided with the telescopic tube 9 that is used for compressing tightly the work piece, the telescopic tube 9 cover is established outside screw rod 8, screw rod 8 can promote the extension of telescopic tube 9. The top surface of top block 5 is provided with the axis of rotation, and mounting bracket 6 passes through the axis of rotation to be connected with the top surface rotation of top block 5. The fixture swings the mounting frame 6 firstly, so that the extending direction of the telescopic cylinder 9 is perpendicular to one side face of the workpiece, the screw rod 8 is rotated, the screw rod 8 rotates relative to the mounting frame 6 and is gradually close to the workpiece, the end face, close to the workpiece, of the screw rod 8 moves towards the direction of the workpiece and pushes the telescopic cylinder 9, the telescopic cylinder 9 extends, the end face, used for clamping the workpiece, of the telescopic cylinder 9 is attached to the workpiece, and the workpiece is not easy to slip relative to the telescopic cylinder 9.
In addition, when the telescopic cylinder 9 needs to be shortened, the clamp can firstly rotate the screw 8, so that the screw 8 is far away from the workpiece, and then pull the telescopic cylinder 9, so that the telescopic cylinder 9 is shortened.
A plurality of clamping pieces are fixed on the annular groove 2, a plurality of telescopic cylinders 9 corresponding to the clamping pieces one to one are attached to a workpiece from a plurality of directions, and the workpiece is not easy to slip relative to the telescopic cylinders 9. In actual production, the grinding machine is matched with the clamp to grind a workpiece.
As shown in fig. 2 to 3, the side of the telescopic cylinder 9 for pressing the workpiece is preferably rotationally connected with the screw 8, and in actual production, a bidirectional thrust ball bearing can be used to rotationally connect the telescopic cylinder 9 with the screw 8. When the screw 8 rotates relative to the mounting frame 6 and is close to the workpiece, the end surface of the screw 8 close to the workpiece is rotationally connected with the inner wall of the telescopic cylinder 9, which is opposite to the workpiece, and meanwhile, the end surface of the screw 8 close to the workpiece pushes the telescopic cylinder 9 to extend, so that the effect that the screw 8 can push the telescopic cylinder 9 to extend is realized; when the screw 8 rotates relative to the mounting frame 6 and is far away from the workpiece, the end face, close to the workpiece, of the screw 8 is rotationally connected with the inner wall, facing away from the workpiece, of the telescopic cylinder 9, meanwhile, the end face, close to the workpiece, of the screw 8 pulls the telescopic cylinder 9 to be shortened, and the effect that the screw 8 can also pull the telescopic cylinder 9 to be shortened is achieved.
As shown in fig. 2 to 4, two second bolts 10 are preferably threadedly coupled to the top surface of the upper slider 5, and the same locking ring 11 is threadedly coupled to the two second bolts 10, and the locking ring 11 is used to press the mounting frame 6 downward. The fixture can firstly adjust the swinging direction of the mounting frame 6, so that the screw 8 is aligned with one side surface of the workpiece, then the locking ring 11 is pressed downwards by using the second bolt 10 to press the mounting frame 6, and finally the screw 8 is rotated, so that the screw 8 pushes the telescopic cylinder 9 to be attached to the workpiece. The second bolt 10 and the locking ring 11 keep the swing directions of the mounting frame 6 and the screw rod 8, keep the telescopic cylinder 9 to be attached to the workpiece as much as possible, reduce the included angle between the clamping surface of the clamp and the side surface of the workpiece, and enable the clamping direction to be perpendicular to the side surface of the workpiece, so that the workpiece is not easy to slip relative to the telescopic cylinder 9, and the workpiece is easier to clamp.
Further, the bottom surface of the locking ring 11 is preferably provided with a first rubber pad 12 for contacting the top surface of the mounting frame 6, on one hand, the locking ring 11 contacts the mounting frame 6 through the flexible first rubber pad 12, so that the direct contact between the locking ring 11 and two rigid objects of the mounting frame 6 is avoided, the risk that the locking ring 11 crushes the mounting frame 6 is reduced, and the service life of the clamp is prolonged.
As shown in fig. 2, the number of the first bolts 7 is preferably two, and two first bolts 7 are arranged on two sides of the mounting frame 6 along the extending direction of the annular groove 2, so that the force of the upper slider 5 and the lower slider 4 clamping the ring 3 is more uniform.
As shown in fig. 2, a handle 13 for rotating the screw 8 is preferably fixed on an end surface of the screw 8 away from the workpiece, and the handle 13 can be held by a hand to rotate the screw 8, which facilitates a worker to rotate the screw 8.
As shown in fig. 3, the telescopic cylinder 9 is preferably provided with a second rubber pad 14 for contacting the workpiece, so that the pressure of the telescopic cylinder 9 on the workpiece can be gradually increased by a larger distance, thereby avoiding the excessive pressure of the telescopic cylinder 9 on the workpiece and reducing the risk of damage to the workpiece.
As shown in fig. 1, the thickness of the circular ring 3 is preferably greater than cm, so that the circular ring 3 is not easily damaged by the upper slider 5 and the lower slider 4, the risk of damage to the clamp is reduced, and the service life of the clamp is further prolonged.
While the invention has been described and illustrated with respect to a limited number of embodiments, the invention can be embodied in many forms without departing from the spirit and scope of the present invention. The illustrated embodiments are to be considered in all respects as illustrative and not restrictive. The scope of the invention is determined by the appended claims, and all changes that come within the meaning and range of equivalency of the claims are intended to be embraced therein.
Claims (8)
1. A clamp for a grinding machine is characterized in that: comprises a working platform (1) and a plurality of clamping pieces;
the working platform (1) is provided with an annular groove (2) with an upward opening, and two circular rings (3) are horizontally arranged at intervals at the opening of the annular groove (2);
the clamping piece comprises a lower sliding block (4) positioned below the two circular rings (3), an upper sliding block (5) positioned above the two circular rings (3) and an installation frame (6) rotatably connected with the top surface of the upper sliding block (5), the lower sliding block (4) is slidably connected with the annular groove (2), the upper sliding block (5) is rotatably connected with a first bolt (7) which extends downwards, the first bolt (7) penetrates through the interval between the two circular rings (3) and is in threaded connection with the lower sliding block (4), and the widths of the upper sliding block (5) and the lower sliding block (4) are larger than the interval between the two circular rings (3); the mounting bracket (6) is in threaded connection with a screw rod (8) horizontally arranged, a telescopic cylinder (9) used for compressing a workpiece is horizontally arranged on the side surface of the mounting bracket (6), and the telescopic cylinder (9) is sleeved outside the screw rod (8).
2. A jig for a grinding machine as defined in claim 1 wherein: the inner wall of the telescopic cylinder (9) deviating from the end face used for pressing the workpiece is rotatably connected with the screw rod (8).
3. A jig for a grinding machine as defined in claim 1 wherein: the top surface of the upper sliding block (5) is in threaded connection with two second bolts (10), the two second bolts (10) are in threaded connection with the same locking ring (11), and the locking ring (11) is used for pressing the mounting frame (6) downwards.
4. A jig for a grinding machine as claimed in claim 3 wherein: the bottom surface of the locking ring (11) is provided with a first rubber pad (12) for contacting the top surface of the mounting frame (6).
5. A jig for a grinding machine as claimed in claim 1, wherein: the number of the first bolts (7) is two, and the two first bolts (7) are arranged on two sides of the mounting frame (6) along the extending direction of the annular groove (2).
6. A jig for a grinding machine as defined in claim 1 wherein: and a handle (13) for rotating the screw rod (8) is fixed on the end surface of the screw rod (8) far away from the workpiece.
7. A jig for a grinding machine as claimed in claim 1, wherein: the telescopic cylinder (9) is provided with a second rubber pad (14) for contacting a workpiece.
8. A jig for a grinding machine as defined in claim 1 wherein: the thickness of the circular ring (3) is more than 1 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509015.3U CN218776386U (en) | 2022-09-21 | 2022-09-21 | Clamp for grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509015.3U CN218776386U (en) | 2022-09-21 | 2022-09-21 | Clamp for grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218776386U true CN218776386U (en) | 2023-03-31 |
Family
ID=85714310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222509015.3U Active CN218776386U (en) | 2022-09-21 | 2022-09-21 | Clamp for grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218776386U (en) |
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2022
- 2022-09-21 CN CN202222509015.3U patent/CN218776386U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fixture for grinding machines Granted publication date: 20230331 Pledgee: Foshan Rural Commercial Bank Co.,Ltd. Lanshi Branch Pledgor: FOSHAN ZHONGKENG METAL HARD SURFACE Co.,Ltd. Registration number: Y2024980018516 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |