CN213105740U - Be suitable for quick clamping tool of many suitable for of high accuracy processing - Google Patents
Be suitable for quick clamping tool of many suitable for of high accuracy processing Download PDFInfo
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- CN213105740U CN213105740U CN202021427748.7U CN202021427748U CN213105740U CN 213105740 U CN213105740 U CN 213105740U CN 202021427748 U CN202021427748 U CN 202021427748U CN 213105740 U CN213105740 U CN 213105740U
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Abstract
The utility model provides a be suitable for quick clamping tool of more suitable for of high accuracy processing, includes anchor clamps bottom plate and work piece fixed establishment, and work piece fixed establishment connects in the anchor clamps bottom plate dismantled and assembled. The workpiece fixing mechanism comprises a plurality of electric control magnetic discs and a plurality of connecting pieces; the electric control disk is detachably connected to the clamp bottom plate, and/or the electric control disk is detachably connected to the upper part of the corresponding connecting piece, and the lower part of the connecting piece is detachably connected to the clamp bottom plate; the magnetic attraction surfaces of the electric control magnetic disks form a workpiece positioning space. The utility model discloses realization work piece clamping that can be stable, simple reduces dependent manual operation, reduces safe risk.
Description
Technical Field
The patent of the utility model mainly relates to the machining field specifically is a quick clamping to batch processing production part.
Background
In the batch product processing in the field of traditional machining, in order to realize quick clamping, special fixtures are often designed to improve the machining efficiency of products. The clamping mode of widely used is clamp plate screw rod structure, realizes pressing from both sides tightly the work piece, and this structure needs manual control clamp plate pressure, needs accurate assurance to the moment of torsion that the screw precession, and at present, the use that is the artifical experience to combine deciding moment of torsion electric spanner realizes mostly. Because the workpiece and the clamp are in an unstable connection state before and during the clamping process of the workpiece, the precision degree of operation is dependent on the experience of personnel to the greatest extent. For a machined product with higher precision requirement, the condition that the workpiece deforms due to workpiece clamping is more, the pressure of the pressing plate on the workpiece is uneven or too large, the machining precision of the workpiece is difficult to meet the machining requirement, and even the workpiece is irreversibly damaged.
Disclosure of Invention
In order to solve the technical problem, the utility model discloses fix a position the work piece with the help of automatically controlled magnetic disc with new thinking. The electric control magnetic disc has more adsorption positions, so that the electric control magnetic disc can be better suitable for positioning workpieces with irregular shapes.
The utility model discloses a be suitable for quick clamping tool of many being suitable for of high accuracy processing, including anchor clamps bottom plate and work piece fixed establishment, work piece fixed establishment detachably connects in the anchor clamps bottom plate. The workpiece fixing mechanism comprises a plurality of electric control magnetic discs and a plurality of connecting pieces;
the electric control disk is detachably connected to the clamp bottom plate, and/or the electric control disk is detachably connected to the upper part of the corresponding connecting piece, and the lower part of the connecting piece is detachably connected to the clamp bottom plate;
the magnetic attraction surfaces of the electric control magnetic disks form a workpiece positioning space.
The utility model discloses a plurality of automatically controlled diskettes in work piece location space adsorb the different positions of iron work piece respectively, finally reach fixing tool's purpose. Because the electric control magnetic disc does not have magnetic force in a non-working state, the position of the electric control magnetic disc can be easily and accurately adjusted (at the moment, workpieces are mostly suspended above the bottom plate of the clamp through hoisting equipment, especially large workpieces), so that the optimal positioning space is achieved. Once the workpiece enters the working state, the iron workpiece is sucked by the electric control magnetic disc from a plurality of positions to realize positioning.
After the first workpiece is positioned, the optimal workpiece positioning space is obtained, and the positioning of the same workpiece in subsequent batches is easier.
Different from a common pressing plate screw structure, the electric control magnetic disc can not apply force for deforming the workpiece, so that the defect of the pressing plate screw structure can be avoided.
Furthermore, the clamp bottom plate can be detachably connected with an auxiliary supporting piece for supporting the suspended part of the workpiece in the vertical direction. The clamp bottom plate can be also detachably connected with an auxiliary limiting part for limiting the horizontal displacement of the workpiece in the horizontal direction.
Specifically, the method comprises the following steps:
the connector is cylindrical and has a plurality of connectors in a series having different heights. The connector may be a cylinder or a polygonal column in the shape of a rectangular parallelepiped. And selecting connecting pieces with different specifications according to different magnetic suction positions of the workpiece.
The bottom of the connecting piece is provided with a first connecting mechanism which is detachably connected with the clamp bottom plate, and the upper part of the connecting piece is provided with a second connecting mechanism which is detachably connected with the electric control disk; the base of the electric control magnetic disk is provided with a mounting hole;
the surface of the clamp bottom plate is provided with a plurality of countersunk screw holes; the first connecting mechanism is as follows: the bottom of the connecting piece is an inverted T-shaped support leg, and a horizontal section of the support leg is provided with a mounting hole; the bolt penetrates through the mounting hole and is screwed in the corresponding countersunk screw hole;
the second connecting mechanism is as follows: the top of the connecting piece is provided with a vertical sunk screw hole, the upper part of the connecting piece is provided with a horizontal sunk screw hole, and the horizontal sunk screw hole is positioned below the vertical sunk screw hole;
the base of the electric control disk is provided with mounting holes corresponding to the vertical and horizontal screw holes, and the bolt passes through the mounting hole on the base of the electric control disk and is screwed in the vertical screw hole or the horizontal screw hole.
With the structure, the electric control magnetic disc can be properly arranged at different positions.
The power supply wires and the control wire harnesses of all the electric control disks which surround the workpiece positioning space are a strand of cable, and the strand of cable is outside the workpiece positioning space. The cable can be formed by bundling a plurality of wires with different purposes into one wire by a bundling pipe, a wire wrapping pipe or a winding pipe and the like, and the wire is branched to the corresponding electric control disk at a proper position without interfering the processing of workpieces.
The auxiliary supporting piece comprises a supporting column which is detachably connected to the clamp bottom plate, and a vertical supporting screw is screwed at the top of the supporting column. The auxiliary limiting part comprises a positioning pin detachably connected to the workpiece and a positioning column detachably connected to the clamp bottom plate, and the positioning column is detachably connected with the positioning pin. The support column, the support screw, the positioning column and the positioning pin are common workpiece positioning and limiting parts in the machining process. The two parts can assist in supporting the workpiece from bottom to top or laterally, and compared with a pressing plate screw structure, the workpiece cannot be deformed.
The utility model discloses realization work piece clamping that can be stable, simple reduces dependent manual operation, reduces safe risk.
Drawings
Fig. 1a is a schematic structural view of the quick clamping jig of the present invention;
FIG. 1b is a schematic top view of the structure of FIG. 1 a;
FIG. 2 is a schematic structural view of the quick clamping fixture of the present embodiment;
FIG. 3 is a side view of the use state of the jig of this example;
FIG. 4 is a top view schematic of the structure of FIG. 3;
FIG. 5 is a schematic structural view (in section) of the connector of this example;
in the figure: the fixture comprises a fixture bottom plate 1, an electric control magnetic disk 2, a connecting piece 3, a workpiece 4, a countersunk screw hole 5, a support leg 6, a mounting hole 7, a horizontal countersunk screw hole 9, a vertical countersunk screw hole 10, a cable 11, a support column 12, a support screw 13, a positioning column 14 and a positioning pin 15.
Detailed Description
The present invention will be further explained with reference to the following specific examples and embodiments:
referring to fig. 1a and 1b, a multi-application quick-clamping jig suitable for high-precision machining comprises a jig base plate and a workpiece fixing mechanism, wherein the workpiece fixing mechanism is detachably connected to the jig base plate and is characterized in that the workpiece fixing mechanism comprises a plurality of electric control magnetic discs and a plurality of connecting pieces; the electric control disk is detachably connected to the clamp bottom plate, and/or the electric control disk is detachably connected to the upper part of the corresponding connecting piece, and the lower part of the connecting piece is detachably connected to the clamp bottom plate; the magnetic attraction surfaces of the electric control magnetic disks form a workpiece positioning space.
As shown in fig. 2 to 4, in this embodiment:
the clamp bottom plate can be also detachably connected with an auxiliary supporting piece used for supporting the suspended part of the workpiece in the vertical direction. The clamp bottom plate can be also detachably connected with an auxiliary limiting part for limiting the horizontal displacement of the workpiece in the horizontal direction.
As shown in fig. 5, the connecting member is a cylindrical member, and the connecting member has a plurality in series with different heights.
The bottom of the connecting piece is provided with a first connecting mechanism which is detachably connected with the clamp bottom plate, and the upper part of the connecting piece is provided with a second connecting mechanism which is detachably connected with the electric control disk; the base of the electric control magnetic disk is provided with a mounting hole;
the surface of the clamp bottom plate is provided with a plurality of countersunk screw holes; the first connecting mechanism is as follows: the bottom of the connecting piece is an inverted T-shaped support leg, and a horizontal section of the support leg is provided with a mounting hole; the bolt penetrates through the mounting hole and is screwed in the corresponding countersunk screw hole;
the second connecting mechanism is as follows: the top of the connecting piece is provided with a vertical sunk screw hole, the upper part of the connecting piece is provided with a horizontal sunk screw hole, and the horizontal sunk screw hole is positioned below the vertical sunk screw hole;
the base of the electric control disk is provided with mounting holes corresponding to the vertical and horizontal screw holes, and the bolt passes through the mounting hole on the base of the electric control disk and is screwed in the vertical screw hole or the horizontal screw hole.
The power supply wires and the control wire harnesses of all the electric control disks which surround the workpiece positioning space are a strand of cable, and the strand of cable is outside the workpiece positioning space.
In this example, the auxiliary support member includes a support column detachably connected to the bottom plate of the clamp, and a vertical support screw is screwed on the top of the support column. The supporting block can be selected according to different shapes of workpieces.
The auxiliary limiting part comprises a positioning pin detachably connected to the workpiece and a positioning column detachably connected to the clamp bottom plate, and the positioning column is detachably connected with the positioning pin. The stop block can be selected according to different shapes of workpieces.
The support surface structure of the machined tool is simple, and the use method of the quick clamping jig comprises the following steps:
1) the electric control magnetic disk is connected to the countersunk hole on the bottom plate of the clamp through a mounting hole on the base of the electric control magnetic disk and a bolt.
2) The plurality of electrically controlled disks are connected in sequence using cables. By the characteristics of electric control disk products, some models of electric control disks are provided with two wiring terminals and have quick connection structures, so that the two electric control disks are connected through a cable, and effective connection of each control line and each power line can be realized.
3) The positioning pin is pre-installed on the workpiece. When the workpiece slowly falls onto the clamp through the sling, the positioning pin is matched with the positioning column on the bottom plate of the clamp through manual adjustment, and accurate positioning/limiting in the horizontal direction is realized.
4) When the workpiece completely falls on the clamp, each electric control magnetic disk is controlled to work to suck the workpiece.
5) And the support screw on the adjusting support column is used for assisting the suspension part of the workpiece to support.
6) And when the workpiece is machined, stopping the work of each electric control magnetic disc so as to conveniently discharge the workpiece.
In the present example, the number of the first and second,
1. the electric control magnetic disc clamp uses the mechanical positioning pin as the positioning of the workpiece, so that the mass-produced product can be accurately clamped at the same position of the machine tool each time during machining, and the repeated correction time of a machining operator is saved.
2. The traditional machining clamp adopts manual labor to clamp a pressing plate, so that the clamping force cannot be accurately controlled, and the size of a finished product is out of tolerance due to clamping deformation. The clamp abandons the traditional manual clamping mode, selects the electric control magnetic disc for fixing the workpiece, saves the manual clamping time and avoids the influence on the processing precision of the workpiece caused by clamping due to manual operation.
Advantages and advantageous effects
The advantages are that:
1. the clamp can carry out accurate positioning;
2. the clamp can stably output suction force to achieve workpiece clamping operation;
3. the clamp can save the time of tightening the bolt of the manual power station and clamping the pressure plate, and improve the working efficiency;
4. the use of the clamp is beneficial to the safety of staff.
Has the advantages that: the clamping time is saved, and the influence of manual operation on the machining precision of the workpiece due to clamping can be effectively avoided.
Claims (8)
1. A multi-application quick clamping jig suitable for high-precision machining comprises a clamp bottom plate and a workpiece fixing mechanism, wherein the workpiece fixing mechanism is detachably connected to the clamp bottom plate and is characterized in that the workpiece fixing mechanism comprises a plurality of electric control magnetic disks and a plurality of connecting pieces;
the electric control disk is detachably connected to the clamp bottom plate, and/or the electric control disk is detachably connected to the upper part of the corresponding connecting piece, and the lower part of the connecting piece is detachably connected to the clamp bottom plate;
the magnetic attraction surfaces of the electric control magnetic disks form a workpiece positioning space.
2. A multi-purpose rapid clamping jig suitable for high-precision machining according to claim 1, wherein the bottom plate of the jig is detachably connected with an auxiliary supporting member for supporting the suspended part of the workpiece in the vertical direction.
3. The multi-purpose rapid clamping jig suitable for high-precision machining according to claim 1, wherein an auxiliary limiting member for limiting the horizontal displacement of the workpiece in the horizontal direction is detachably connected to the bottom plate of the jig.
4. A multi-purpose quick clamping jig suitable for high-precision machining according to claim 1, wherein the connecting member is cylindrical and has a plurality of connecting members in series with different heights.
5. The multi-purpose quick clamping jig suitable for high-precision machining according to claim 1, 2, 3 or 4, wherein the bottom of the connecting piece is provided with a first connecting mechanism for detachably connecting to a clamp bottom plate, and the upper part of the connecting piece is provided with a second connecting mechanism for detachably connecting an electric control disk; the base of the electric control magnetic disk is provided with a mounting hole;
the surface of the clamp bottom plate is provided with a plurality of countersunk screw holes; the first connecting mechanism is as follows: the bottom of the connecting piece is an inverted T-shaped support leg, and a horizontal section of the support leg is provided with a mounting hole; the bolt penetrates through the mounting hole and is screwed in the corresponding countersunk screw hole;
the second connecting mechanism is as follows: the top of the connecting piece is provided with a vertical sunk screw hole, the upper part of the connecting piece is provided with a horizontal sunk screw hole, and the horizontal sunk screw hole is positioned below the vertical sunk screw hole;
the base of the electric control disk is provided with mounting holes corresponding to the vertical and horizontal screw holes, and the bolt passes through the mounting hole on the base of the electric control disk and is screwed in the vertical screw hole or the horizontal screw hole.
6. A multi-purpose quick clamping jig suitable for high-precision machining according to claim 1, 2, 3 or 4, wherein the power supply wires and the control wire harnesses of the electric control disks enclosing the workpiece positioning space are a strand of cable, and the strand of cable is outside the workpiece positioning space.
7. A multi-purpose quick clamping jig suitable for high-precision machining according to claim 2, wherein the auxiliary supporting member comprises a supporting column detachably connected to the bottom plate of the fixture, and a vertical supporting screw is screwed to the top of the supporting column.
8. The multi-application quick clamping jig suitable for high-precision machining according to claim 3, wherein the auxiliary limiting part comprises a positioning pin detachably connected to the workpiece and a positioning column detachably connected to the bottom plate of the fixture, and the positioning column is detachably connected to the positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021427748.7U CN213105740U (en) | 2020-07-20 | 2020-07-20 | Be suitable for quick clamping tool of many suitable for of high accuracy processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021427748.7U CN213105740U (en) | 2020-07-20 | 2020-07-20 | Be suitable for quick clamping tool of many suitable for of high accuracy processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213105740U true CN213105740U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021427748.7U Active CN213105740U (en) | 2020-07-20 | 2020-07-20 | Be suitable for quick clamping tool of many suitable for of high accuracy processing |
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| Country | Link |
|---|---|
| CN (1) | CN213105740U (en) |
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- 2020-07-20 CN CN202021427748.7U patent/CN213105740U/en active Active
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