CN215588827U - Grinding clamping tool - Google Patents
Grinding clamping tool Download PDFInfo
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- CN215588827U CN215588827U CN202120925854.6U CN202120925854U CN215588827U CN 215588827 U CN215588827 U CN 215588827U CN 202120925854 U CN202120925854 U CN 202120925854U CN 215588827 U CN215588827 U CN 215588827U
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- vertical plate
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Abstract
The utility model relates to the field of clamping tools, in particular to a grinding clamping tool, which comprises a bottom plate, wherein a vertical plate is arranged on the bottom plate, guide pieces are arranged on two sides of the vertical plate, and the guide direction of each guide piece is vertical to the vertical plate; the grinding machine also comprises clamping blocks which are slidably arranged on the guide piece, at least one pair of clamping blocks is arranged on the same side of the vertical plate, arc-shaped clamping grooves are formed in the surfaces, close to each other, of each pair of clamping blocks, the radiuses of the two opposite clamping grooves are equal, the axes of the clamping grooves are obliquely arranged, and a workpiece to be ground is clamped between the two opposite clamping grooves; the clamping device further comprises a fastening screw, wherein the fastening screw penetrates through the clamping blocks on the outermost side, sequentially penetrates through the pair of clamping blocks and the vertical plate, and is finally screwed on the clamping blocks on the outermost side on the other side. The utility model has the advantages that: the fixture can clamp a cylindrical workpiece with an inclined angle, so that grinding can be normally carried out.
Description
Technical Field
The utility model relates to the field of clamping tools, in particular to a grinding clamping tool.
Background
Grinding is a mechanical process for removing material. The method is a processing method for cutting off redundant materials on a workpiece by using an abrasive material and a grinding tool. Grinding is one of the more widely used material removal methods. In abrasive machining, need utilize frock clamp to live the work piece centre gripping, then utilize the emery wheel to carry out abrasive machining to the work piece, among the prior art, abrasive machining is mostly regular work piece processing, for example square workpiece grinding top plane, and is comparatively difficult to the processing of the cylindrical spare part that has the inclination, because during its grinding, has certain contained angle between grinding face and the horizontal plane, and its side is the face of cylinder, therefore conventional frock is difficult to the centre gripping.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the technical problem that cylindrical workpieces with dip angles are inconvenient to clamp during grinding in the prior art is solved.
The utility model solves the technical problems through the following technical means: a grinding and clamping tool comprises a bottom plate, wherein a vertical plate is arranged on the bottom plate, guide pieces are arranged on two sides of the vertical plate, and the guide direction of each guide piece is perpendicular to the vertical plate;
the grinding machine also comprises clamping blocks which are slidably arranged on the guide piece, at least one pair of clamping blocks is arranged on the same side of the vertical plate, arc-shaped clamping grooves are formed in the surfaces, close to each other, of each pair of clamping blocks, the radiuses of the two opposite clamping grooves are equal, the axes of the clamping grooves are obliquely arranged, and a workpiece to be ground is clamped between the two opposite clamping grooves;
the clamping device further comprises a fastening screw, wherein the fastening screw penetrates through the clamping blocks on the outermost side, sequentially penetrates through the pair of clamping blocks and the vertical plate, and is finally screwed on the clamping blocks on the outermost side on the other side.
When the grinding clamping tool is practically applied, the whole tool is installed on a workbench of a grinding machine through a bottom plate, a fastening screw is loosened, a workpiece to be ground is placed between two opposite clamping grooves, then the fastening screw is screwed, four clamping blocks penetrating through the same fastening screw are fastened on two sides of a vertical plate, the workpiece is clamped in the clamping grooves in an inclined mode, then the workpiece is ground, and compared with the prior art, clamping of a cylindrical workpiece with an inclined angle can be achieved through the tool, so that grinding can be conducted normally.
Preferably, a cushion block is arranged below the clamping groove, the upper surface of the cushion block is perpendicular to the axis of the clamping groove, and the cushion block is arranged on the bottom plate.
The top surfaces of the cushion blocks can support the machined workpiece, so that the longitudinal position of the workpiece is positioned, and the clamping is stable and reliable.
Preferably, two supporting blocks are arranged below each guide piece, the guide pieces are installed on the bottom plate through the supporting blocks, and the cushion blocks are located between the two supporting blocks.
Preferably, the cushion block is in sliding fit with the two support blocks.
The two supporting blocks are in sliding fit with the cushion blocks, so that the positions of the cushion blocks can be limited through the supporting blocks, the cushion blocks are ensured to be accurate in position, and the positioning is reliable.
Preferably, the bottom plate is of a rectangular plate-shaped structure, and an installation notch is formed in the edge of the bottom plate.
Preferably, the cross section of the guide piece is of an I-shaped structure, the groove parts on two sides of the guide piece are guide grooves, the two sides of the clamping block are provided with bulges which are in sliding fit with the guide grooves, and two guide pieces are arranged on two sides of each pair of clamping blocks.
Preferably, the fastening screw is located in the middle of the clamping blocks, at least one pair of clamping grooves is formed in each clamping block, and all the clamping grooves in each clamping block are symmetrically distributed on two sides of the fastening screw.
The clamping grooves are formed in each clamping block, clamping of a plurality of workpieces can be achieved simultaneously, and machining efficiency is high.
Preferably, two pairs of clamping blocks on two sides of the vertical plate form a group, and the clamping blocks are provided with a plurality of groups along the length direction of the vertical plate.
Preferably, an elastic body is arranged between each pair of clamping blocks.
Preferably, the elastic body is sleeved on the fastening screw rod.
The utility model has the advantages that:
1. when the grinding clamping tool is practically applied, the whole tool is installed on a workbench of a grinding machine through a bottom plate, a fastening screw is loosened, a workpiece to be ground is placed between two opposite clamping grooves, then the fastening screw is screwed, four clamping blocks penetrating through the same fastening screw are fastened on two sides of a vertical plate, the workpiece is clamped in the clamping grooves in an inclined mode, then the workpiece is ground, and compared with the prior art, clamping of a cylindrical workpiece with an inclined angle can be achieved through the tool, so that grinding can be conducted normally.
2. The top surfaces of the cushion blocks can support the machined workpiece, so that the longitudinal position of the workpiece is positioned, and the clamping is stable and reliable.
3. The two supporting blocks are in sliding fit with the cushion blocks, so that the positions of the cushion blocks can be limited through the supporting blocks, the cushion blocks are ensured to be accurate in position, and the positioning is reliable.
4. The clamping grooves are formed in each clamping block, clamping of a plurality of workpieces can be achieved simultaneously, and machining efficiency is high.
Drawings
FIG. 1 is a front view of a grinding and clamping tool in an embodiment of the utility model;
FIG. 2 is a top view of a grinding and clamping tool in an embodiment of the utility model;
FIG. 3 is a left side view of the grinding and clamping tool in an embodiment of the utility model;
wherein the content of the first and second substances,
a bottom plate-1 and an installation notch-11;
a vertical plate-2;
a guide piece-3, a guide groove-31 and a supporting block-32;
a clamping block-4, a clamping groove-41 and a bulge-42;
fastening a screw rod-5;
a workpiece-6;
cushion block-7;
elastomer-8.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, a grinding and clamping tool comprises a bottom plate 1, a vertical plate 2, a guide piece 3, a clamping block 4, a fastening screw 5, a workpiece 6, a cushion block 7 and an elastic body 8.
As shown in fig. 1 and 2, a vertical plate 2 is disposed on a bottom plate 1, guide members 3 are disposed on both sides of the vertical plate 2, and a guiding direction of the guide members 3 is perpendicular to the vertical plate 2.
As shown in fig. 2, the grinding machine further comprises a clamping block 4 slidably mounted on the guide member 3, at least one pair of clamping blocks 4 is arranged on the same side of the vertical plate 2, circular arc-shaped clamping grooves 41 are formed in the surfaces, close to each other, of each pair of clamping blocks 4, the two opposite clamping grooves 41 have the same radius, the axes of the clamping grooves 41 are obliquely arranged, and a workpiece 6 to be ground is clamped between the two opposite clamping grooves 41.
As shown in fig. 2, the clamping device further comprises a fastening screw 5, the fastening screw 5 penetrates through the outermost clamping block 4, sequentially penetrates through the pair of clamping blocks 4 and the vertical plate 2, and is finally screwed on the outermost clamping block 4 on the other side, and further, in order to facilitate screwing of the fastening screw 5, a hand wheel or a crank can be arranged at the end of the fastening screw 5, so as to facilitate operation.
For convenience of description and understanding, the perspective of fig. 1 is taken as the perspective of the main view, and the rest of the orientations are analogized based thereon, and it should be understood that the orientations are set merely for convenience of description and understanding and are not to be construed as limiting the present invention.
Specifically, as shown in fig. 2, the bottom plate 1 is a rectangular plate-shaped structure, the edge of the bottom plate 1 is provided with four mounting notches 11, and the four mounting notches 11 are respectively located at two ends of the bottom plate 1.
As shown in fig. 1-3, the vertical plate 2 is a vertical rectangular plate-shaped structure, the length direction of the vertical plate is along the left-right direction, the vertical plate 2 and the bottom plate 1 can be separated, and the two can be installed by a screw or welded, or can be integrated.
As shown in fig. 1 and 2, the guiding direction of the guiding member 3 is along the front-back direction, the cross section of the guiding member 3 is an i-shaped structure, the groove portions on both sides of the guiding member are the guiding grooves 31, the protrusions 42 are arranged on both sides of the clamping block 4, the protrusions 42 are in sliding fit with the guiding grooves 31, and one guiding member 3 is arranged on both sides of each pair of clamping blocks 4.
As shown in fig. 3, in the present embodiment, the axis of the clamping groove 41 on the front side of the vertical plate 2 is inclined forward, the axis of the clamping groove 41 on the rear side of the vertical plate 2 is inclined backward, the actual inclination angle is set according to the requirement of workpiece grinding, a cushion block 7 is arranged below the clamping groove 41, the upper surface of the cushion block 7 is perpendicular to the axis of the clamping groove 41, the cushion block 7 is mounted on the bottom plate 1, and the cushion block 7 is mounted on the bottom plate 1 through bolts.
As shown in fig. 3, two supporting blocks 32 are disposed below each guide member 3, each supporting block 32 is a rectangular block-shaped structure, the guide member 3 is mounted on the base plate 1 through the supporting block 32, specifically, the guide member 3 and the supporting block 32 are mounted on the base plate 1 through bolts, and the spacer 7 is located between the two supporting blocks 32. The cushion block 7 is in sliding fit with the two supporting blocks 32.
As shown in fig. 2, the fastening screw 5 is located in the middle of the clamping blocks 4, at least one pair of clamping grooves 41 is provided on each clamping block 4, and all the clamping grooves 41 on each clamping block 4 are symmetrically distributed on both sides of the fastening screw 5.
As shown in fig. 1 and 2, two pairs of clamping blocks 4 on two sides of the vertical plate 2 are a group, and the clamping blocks 4 are arranged in a plurality of groups along the length direction of the vertical plate 2. The cushion blocks 7 can be arranged in long strips, and two sides of the vertical plate 2 are respectively provided with one cushion block 7.
As shown in fig. 2, an elastic body 8 is disposed between each pair of holding blocks 4, and the elastic body 8 may be a spring, a rubber spring, or the like. The elastic body 8 is sleeved on the fastening screw rod 5. Further, in order to ensure that the two clamping blocks 4 can normally close up the clamped workpiece, a groove can be formed in the position, on which the elastic body 8 abuts against the clamping blocks 4, so as to accommodate the elastic body 8, and ensure that the elastic body 8 is accommodated in the groove when the two clamping blocks 4 are combined together.
The working principle is as follows:
as shown in fig. 1-3, in practical application of the grinding clamping tool of the present invention, the whole tool is mounted on a table of a grinding machine through a bottom plate 1, a fastening screw 5 is loosened, a workpiece 6 to be ground is placed between two opposite clamping grooves 41, then the fastening screw 5 is tightened, four clamping blocks 4 penetrating through the same fastening screw 5 are fastened to two sides of a vertical plate 2, so as to clamp the workpiece 6 in the clamping grooves 41 in an inclined manner, and then the workpiece 6 is ground.
The top surface of the cushion block 7 can support the machined workpiece 6 so as to ensure the positioning of the longitudinal position of the workpiece and ensure the stable and reliable clamping. The two supporting blocks 32 are in sliding fit with the cushion block 7, and the position of the cushion block 7 can be limited through the supporting blocks 32, so that the position accuracy and the positioning reliability of the cushion block 7 are ensured. The clamping grooves 41 are formed in each clamping block 4, so that clamping of a plurality of workpieces can be achieved at the same time, and machining efficiency is higher.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a grinding centre gripping frock which characterized in that: the device comprises a bottom plate (1), wherein a vertical plate (2) is arranged on the bottom plate (1), guide pieces (3) are arranged on two sides of the vertical plate (2), and the guide direction of each guide piece (3) is perpendicular to the vertical plate (2);
the grinding machine also comprises clamping blocks (4) which are slidably mounted on the guide part (3), at least one pair of clamping blocks (4) is arranged on the same side of the vertical plate (2), arc-shaped clamping grooves (41) are formed in the surfaces, close to each other, of each pair of clamping blocks (4), the radiuses of the two opposite clamping grooves (41) are equal, the axial lines of the clamping grooves (41) are obliquely arranged, and a workpiece (6) to be ground is clamped between the two opposite clamping grooves (41);
the clamping device further comprises a fastening screw (5), wherein the fastening screw (5) penetrates through the clamping blocks (4) on the outermost side, sequentially penetrates through the clamping blocks (4) and the vertical plate (2), and is finally screwed on the clamping blocks (4) on the outermost side on the other side.
2. The grinding and clamping tool according to claim 1, characterized in that: the clamping device is characterized in that a cushion block (7) is arranged below the clamping groove (41), the upper surface of the cushion block (7) is perpendicular to the axis of the clamping groove (41), and the cushion block (7) is installed on the bottom plate (1).
3. The grinding and clamping tool according to claim 2, characterized in that: two supporting blocks (32) are arranged below each guide piece (3), the guide pieces (3) are installed on the bottom plate (1) through the supporting blocks (32), and the cushion blocks (7) are located between the two supporting blocks (32).
4. The grinding and clamping tool according to claim 3, wherein: the cushion block (7) is in sliding fit with the two supporting blocks (32).
5. The grinding and clamping tool according to claim 1, characterized in that: the bottom plate (1) is of a rectangular plate-shaped structure, and an installation notch (11) is formed in the edge of the bottom plate (1).
6. The grinding and clamping tool according to claim 1, characterized in that: the cross section of the guide piece (3) is of an I-shaped structure, groove parts on two sides of the guide piece are guide grooves (31), bulges (42) are arranged on two sides of the clamping block (4), the bulges (42) are in sliding fit with the guide grooves (31), and one guide piece (3) is arranged on each of two sides of each pair of clamping blocks (4).
7. The grinding and clamping tool according to claim 1, characterized in that: the fastening screw rod (5) is located in the middle of the clamping blocks (4), at least one pair of clamping grooves (41) is formed in each clamping block (4), and all the clamping grooves (41) in each clamping block (4) are symmetrically distributed on two sides of the fastening screw rod (5).
8. The grinding and clamping tool according to claim 1, characterized in that: two pairs of clamping blocks (4) on two sides of the vertical plate (2) are in a group, and the clamping blocks (4) are provided with a plurality of groups along the length direction of the vertical plate (2).
9. The grinding and clamping tool according to claim 1, characterized in that: an elastic body (8) is arranged between each pair of clamping blocks (4).
10. The grinding and clamping tool according to claim 9, wherein: the elastic body (8) is sleeved on the fastening screw rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925854.6U CN215588827U (en) | 2021-04-29 | 2021-04-29 | Grinding clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925854.6U CN215588827U (en) | 2021-04-29 | 2021-04-29 | Grinding clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215588827U true CN215588827U (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120925854.6U Active CN215588827U (en) | 2021-04-29 | 2021-04-29 | Grinding clamping tool |
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| Country | Link |
|---|---|
| CN (1) | CN215588827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115256126A (en) * | 2022-05-30 | 2022-11-01 | 淮北宇光纺织器材有限公司 | Multi-knife grinding fixture device for upper cutting die of metal card clothing |
-
2021
- 2021-04-29 CN CN202120925854.6U patent/CN215588827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115256126A (en) * | 2022-05-30 | 2022-11-01 | 淮北宇光纺织器材有限公司 | Multi-knife grinding fixture device for upper cutting die of metal card clothing |
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