CN216781102U - Fixture for frock clamp - Google Patents
Fixture for frock clamp Download PDFInfo
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- CN216781102U CN216781102U CN202220402773.2U CN202220402773U CN216781102U CN 216781102 U CN216781102 U CN 216781102U CN 202220402773 U CN202220402773 U CN 202220402773U CN 216781102 U CN216781102 U CN 216781102U
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- locking blocks
- locking
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- clamping mechanism
- tool clamp
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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Abstract
The utility model relates to a clamping mechanism for a tool clamp, which comprises a plurality of locking blocks, wherein the locking blocks are movably arranged on a tool base according to equal angles, the outer ends of the locking blocks are respectively connected to corresponding driving mechanisms, the inner sides of the locking blocks are respectively provided with a limiting hole, and the locking blocks at the inner sides of the limiting holes are respectively provided with an elastic part mounting hole with the aperture smaller than that of the limiting hole; locking mechanism contains the portable tight pole that cup joints in the spacing downthehole of corresponding latch segment, install respectively in the elastic component mounting hole and be connected to the elastic component of tight pole pushes up, the inner upper portion of latch segment articulates respectively has depression bar under the corresponding arc, the lower part of depression bar has corresponding mounting downwards the rigid coupling respectively under the arc, it can be right to have a rigid coupling respectively on the tight pole of top the mounting carries out spacing chucking spare. The utility model can effectively realize double-end clamping and can effectively form inward and downward clamping force on the workpiece on the basis of not increasing a driving mechanism.
Description
Technical Field
The utility model relates to a clamping mechanism for a tool clamp, which is mainly used for locking and fixing a workpiece.
Background
During the machining of a workpiece, for example, during the machining of a die, the workpiece is generally fixed to a worktable of a machine tool through a corresponding tool clamp. The application of the tool clamp can effectively clamp the workpiece to ensure that the processing can be smoothly carried out, and the feeding and discharging efficiency of the workpiece can be effectively improved to improve the processing efficiency.
The locking mechanism is one of the most main components of the tool clamp and is mainly used for locking and fixing a workpiece. At present, a clamping mechanism for a tool clamp generally comprises a locking executing part and a driving mechanism used for driving the locking executing part, and the locking executing part is effectively driven to lock and fix a workpiece under the driving of the driving mechanism. When the locking executing part of the clamping mechanism for the existing tool clamp is fixed on a workpiece, the clamping force direction or the clamping point is fixed and single, so that the locking effect and the locking stability of the workpiece are difficult to effectively promote.
Therefore, on the basis of not increasing a driving mechanism, the utility model aims to design a clamping mechanism for a tool clamp, which can effectively realize double-end clamping and can effectively form inward and downward clamping force on a workpiece.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides a clamping mechanism for a tooling fixture, which can effectively solve the problems in the prior art.
The technical scheme of the utility model is as follows:
a clamping mechanism for a tool clamp comprises
The locking blocks are movably arranged on the tool base at equal angles, the outer ends of the locking blocks are respectively connected to corresponding driving mechanisms, limiting holes penetrating through the inner ends of the locking blocks are respectively arranged on the inner sides of the locking blocks, and elastic part mounting holes with the hole diameters smaller than the limiting holes are also respectively arranged on the locking blocks on the inner sides of the limiting holes;
locking mechanism contains the portable tight pole that cup joints in the spacing downthehole of corresponding latch segment, install respectively in the elastic component mounting hole and be connected to the elastic component of tight pole pushes up, the inner upper portion of latch segment articulates respectively has depression bar under the corresponding arc, the lower part of depression bar has corresponding mounting downwards the rigid coupling respectively under the arc, it can be right to have a rigid coupling respectively on the tight pole of top the mounting carries out spacing chucking spare.
The fixing pieces are arranged in an L shape respectively, the clamping pieces are arranged in an inverted L shape matched with the fixing pieces respectively, and when the outer end portions of the tightening rods are tightened to the end portions of the limiting holes, the inner ends of the arc-shaped lower pressing rods are located on the inner sides of the inner end portions of the corresponding tightening rods respectively.
When the outer end part of the tightening rod is tightly pressed to the end part of the limiting hole, the inner end part of the arc-shaped lower pressing rod is positioned at the inner side part of the corresponding inner end part of the tightening rod and is not more than 2 mm.
The fixture base is provided with corresponding guide slide rails at positions corresponding to the locking blocks respectively, and the locking blocks are matched with the corresponding guide slide rails respectively and movably arranged on the fixture base.
The upper portion of the inner end of each locking block is fixedly connected with a corresponding hinge block, and the arc-shaped lower pressing rod is hinged to the corresponding hinge block through a corresponding hinge shaft.
The driving mechanism is a driving oil cylinder, the cylinder bodies of the driving oil cylinders are fixedly connected to the bottom side of the tool base respectively, and the piston rods of the driving oil cylinders are connected to the outer end portions of the corresponding locking blocks respectively.
And piston rods of the driving oil cylinders are respectively and fixedly connected with corresponding connecting rods upwards, and the upper end parts of the connecting rods are respectively and fixedly connected to the outer end parts of the corresponding locking blocks.
The elastic piece is a spiral spring.
The utility model has the advantages that:
1) on the basis of the locking block, the utility model is provided with a locking mechanism which comprises a puller rod movably sleeved in a limiting hole of the locking block and an arc-shaped lower pressing rod hinged on the upper part of the inner end of the locking block. In the locking process, the driving mechanism drives the locking block to move inwards, and after the tightening rod is abutted to the workpiece, the elastic part is compressed until the tightening rod and the arc-shaped lower pressing rod are respectively tightly propped against the workpiece. Therefore, double-end clamping of the workpiece is effectively realized on the basis of not increasing a driving mechanism; under actuating mechanism's drive power and the compression reaction force of elastic component, the tight pole in top can effectively form abundant inside clamp force to the work piece, and the depression bar then can form the decurrent clamp force of slope to the work piece under through the arc to effectively promote locking effect and locking stability to the work piece by a wide margin.
2) The lower part of the arc-shaped lower pressing rod is fixedly connected with a corresponding fixing piece downwards, the tightening rod is fixedly connected with a clamping piece capable of limiting the fixing piece, the stretching of the tightening rod is not influenced under the fixing action of the clamping piece on the fixing piece, and the arc-shaped lower pressing rod can be effectively and fully drawn, so that the arc-shaped lower pressing rod can be effectively and further guaranteed to be capable of fully clamping a workpiece in an inclined downward manner on the basis of guaranteeing the practical effect.
3) When the outer end part of the tightening rod of the utility model is tightened to the end part of the limiting hole, the inner end part of the arc-shaped lower pressure rod is positioned at the inner side of the inner end part of the tightening rod. Under the driving of the driving mechanism, the tightening rod is driven to be tightly pressed against the side wall of the workpiece, and along with the further action of the driving mechanism, the elastic piece is compressed until the tightening rod is tightly pressed between the end part of the limiting hole and the workpiece, so that the workpiece is effectively locked; because the inner ends of the arc-shaped lower pressing rods are respectively and partially positioned at the inner sides of the inner ends of the corresponding tightening rods, the arc-shaped lower pressing rods can be effectively tightened between the workpiece and the locking block in an elastic deformation state, and the locking effect on the workpiece can be effectively further improved under the action of the compression of the arc-shaped lower pressing rods and the reaction force of the elastic deformation of the arc-shaped lower pressing rods.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the locking mechanism mounted to the locking block.
Fig. 3 is a cross-sectional view of the locking mechanism mounted to the locking block.
Fig. 4 is an exploded view of the locking block, locking mechanism, and drive mechanism.
Fig. 5 is a cross-sectional view of the locking block.
Detailed Description
To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail by way of examples in conjunction with the accompanying drawings:
referring to fig. 1 to 5, a clamping mechanism for a tool holder includes
The four locking blocks 1 are movably arranged on the tool base 2 at equal angles of 90 degrees, the outer ends of the locking blocks 1 are respectively connected to corresponding driving mechanisms 3, limiting holes 101 penetrating through the inner ends of the locking blocks 1 are respectively arranged on the inner sides of the locking blocks 1, and elastic part mounting holes 102 with the diameter smaller than that of the limiting holes 101 are respectively arranged on the locking blocks 1 on the inner sides of the limiting holes 101;
locking mechanism 4 contains the portable tight pole 401 of cup jointing in the spacing downthehole 101 of corresponding latch segment 1, install respectively in the elastic component mounting hole 102 and be connected to tight pole 401's elastic component 5, elastic component 5 is coil spring, the inner upper portion of latch segment 1 articulates respectively has corresponding arc depression bar 402 down, the lower part of arc depression bar 402 down has corresponding mounting 6 to the rigid coupling down respectively, it can be right to the rigid coupling has respectively on tight pole 401 mounting 6 carries out spacing chucking spare 7.
On the basis of the locking block 1, the utility model is provided with a locking mechanism 4 which comprises a jacking rod 401 movably sleeved in the limiting hole 101 of the locking block 1 and an arc-shaped lower pressing rod 402 hinged at the upper part of the inner end of the locking block 1. In the locking process, the driving mechanism 3 drives the locking block 1 to move inwards, and after the tightening rod 401 abuts against the workpiece, the elastic part 5 is compressed until the tightening rod 401 and the arc-shaped lower pressing rod 402 abut against the workpiece respectively. Therefore, double-end clamping of the workpiece is effectively realized on the basis of not increasing the driving mechanism 3; under the driving force of the driving mechanism 3 and the compression reaction force of the elastic part 5, the tightening rod 401 can effectively form a sufficient inward clamping force on the workpiece, and the arc-shaped pressing rod 402 can form an oblique downward clamping force on the workpiece, so that the locking effect and the locking stability of the workpiece are effectively and greatly improved.
The fixing pieces 6 are respectively arranged in an L shape, the clamping pieces 7 are respectively arranged in an inverted L shape matched with the fixing pieces 6, when the outer end parts of the tightening rods 401 are tightened to the end parts of the limiting holes 101, the inner end parts of the arc-shaped lower pressing rods 402 are respectively positioned on the inner sides of the inner end parts of the corresponding tightening rods 401.
When the outer end part of the tightening rod 401 is tightened to the end part of the limiting hole 101, the inner end part of the arc-shaped depression bar 402 is 1mm inside the inner end part of the corresponding tightening rod 401.
Under the fixed action of chucking spare 7 to mounting 6, neither can cause the influence to the flexible of tight pole 401 of top, and can effectively form abundant tractive effect to depression bar 402 under the arc to on the basis of guaranteeing practical function, effectively further guarantee that depression bar 402 can form the decurrent tight effect of abundant slope to the work piece under the arc.
In the clamping process, under the driving of the driving mechanism 3, the tightening rod 401 is driven to be tightly pressed against the side wall of the workpiece, and along with the further action of the driving mechanism 3, the elastic part 5 is compressed until the tightening rod 401 is tightly pressed between the end part of the limiting hole 101 and the workpiece, so that the workpiece is effectively locked; because the inner ends of the arc-shaped lower pressing rods 402 are respectively positioned at the inner sides of the inner ends of the corresponding tightening rods 401, the arc-shaped lower pressing rods 402 can be effectively tightened between the workpiece and the locking block 1 in an elastic deformation state, and the locking effect on the workpiece can be effectively further improved under the action of the compression of the arc-shaped lower pressing rods 402 and the reaction force of the elastic deformation.
The fixture base 2 is provided with corresponding guide slide rails 8 at positions corresponding to the locking blocks 1 respectively, and the locking blocks 1 are matched with the corresponding guide slide rails 8 respectively and movably arranged on the fixture base 2.
The upper parts of the inner ends of the locking blocks 1 are respectively fixedly connected with corresponding hinge blocks 9, and the arc-shaped lower pressing rods 402 are respectively hinged to the corresponding hinge blocks 9 through corresponding hinge shafts.
The driving mechanism 3 is a driving oil cylinder, the cylinder bodies of the driving oil cylinders are respectively and fixedly connected to the bottom side of the tool base 2, the piston rods of the driving oil cylinders are respectively and fixedly connected with corresponding connecting rods 10 upwards, and the upper end portions of the connecting rods 10 are respectively and fixedly connected to the outer end portions of the corresponding locking blocks 1.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a fixture for frock clamp which characterized in that: comprises that
The locking blocks (1) are movably arranged on the tool base (2) at equal angles, the outer ends of the locking blocks (1) are respectively connected to corresponding driving mechanisms (3), limiting holes (101) penetrating through the inner ends of the locking blocks (1) are respectively formed in the inner sides of the locking blocks (1), and elastic part mounting holes (102) with the diameter smaller than that of the limiting holes (101) are respectively formed in the locking blocks (1) in the inner sides of the limiting holes (101);
locking mechanism (4) contains portable tight pole (401) of cup jointing in spacing hole (101) of corresponding latch segment (1), install respectively in elastic component mounting hole (102) and be connected to elastic component (5) of tight pole (401) in the top, the inner upper portion of latch segment (1) articulates respectively has depression bar (402) under the corresponding arc, the lower part of depression bar (402) has corresponding mounting (6) downward rigid coupling respectively under the arc, it can be right to go up respectively rigid coupling on tight pole (401) mounting (6) carry out spacing chucking spare (7).
2. The clamping mechanism for the tool clamp as claimed in claim 1, wherein: the fixing pieces (6) are arranged in an L shape respectively, the clamping pieces (7) are arranged in an inverted L shape matched with the fixing pieces (6) respectively, and when the outer end portions of the tightening rods (401) are tightened to the end portions of the limiting holes (101), the inner ends of the arc-shaped lower pressing rods (402) are located on the inner sides of the inner end portions of the corresponding tightening rods (401).
3. The clamping mechanism for the tool clamp as claimed in claim 2, wherein: when the outer end part of the tightening rod (401) is tightened to the end part of the limiting hole (101), the inner end part of the arc-shaped lower pressing rod (402) is positioned at the inner end part of the corresponding tightening rod (401) and is not more than 2 mm.
4. The clamping mechanism for the tool clamp as claimed in claim 1, wherein: the fixture base (2) is provided with corresponding guide slide rails (8) at positions corresponding to the locking blocks (1) respectively, and the locking blocks (1) are matched with the corresponding guide slide rails (8) respectively and movably arranged on the fixture base (2).
5. The clamping mechanism for the tool clamp as claimed in claim 1, wherein: the upper portion of the inner end of the locking block (1) is fixedly connected with a corresponding hinge block (9), and the arc-shaped lower pressing rod (402) is hinged to the corresponding hinge block (9) through a corresponding hinge shaft.
6. The clamping mechanism for the tool clamp as claimed in claim 1, wherein: the driving mechanism (3) is a driving oil cylinder, the cylinder bodies of the driving oil cylinders are fixedly connected to the bottom side of the tooling base (2) respectively, and the piston rods of the driving oil cylinders are connected to the outer end portions of the corresponding locking blocks (1) respectively.
7. The clamping mechanism for the tool clamp as claimed in claim 6, wherein: and piston rods of the driving oil cylinders are fixedly connected with corresponding connecting rods (10) upwards respectively, and the upper end parts of the connecting rods (10) are fixedly connected to the outer end parts of the corresponding locking blocks (1) respectively.
8. The clamping mechanism for the tool clamp as claimed in claim 1, wherein: the elastic piece (5) is a spiral spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402773.2U CN216781102U (en) | 2022-02-27 | 2022-02-27 | Fixture for frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402773.2U CN216781102U (en) | 2022-02-27 | 2022-02-27 | Fixture for frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216781102U true CN216781102U (en) | 2022-06-21 |
Family
ID=82017638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220402773.2U Active CN216781102U (en) | 2022-02-27 | 2022-02-27 | Fixture for frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216781102U (en) |
-
2022
- 2022-02-27 CN CN202220402773.2U patent/CN216781102U/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 clamping mechanism for tooling fixtures Granted publication date: 20220621 Pledgee: Agricultural Bank of China Limited by Share Ltd. Xiamen Tongan branch Pledgor: XIAMEN JINHAISHAN MOULD MACHINERY CO.,LTD. Registration number: Y2024980002229 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |