CN220659960U - Manual floating clamping device - Google Patents
Manual floating clamping device Download PDFInfo
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- CN220659960U CN220659960U CN202321471028.4U CN202321471028U CN220659960U CN 220659960 U CN220659960 U CN 220659960U CN 202321471028 U CN202321471028 U CN 202321471028U CN 220659960 U CN220659960 U CN 220659960U
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- fastening bolt
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- clamping device
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- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model discloses a manual floating clamping device which comprises a clamp body, a conventional pressing plate, a floating supporting plate, a supporting spring, a wedge-shaped tensioning block, a first fastening bolt, a second fastening bolt, a first reset spring, a third fastening bolt and a second reset spring, wherein the first fastening bolt, the bottom of which is sleeved with the first reset spring, is arranged in a U-shaped slot hole on the conventional pressing plate from top to bottom; the wedge-shaped tensioning block is arranged in a middle square groove on the floating support plate through a second fastening bolt; the bottom of the conventional pressing plate is movably arranged on the manual floating support plate through a first fastening bolt and a cylindrical lug arranged at the back; the supporting spring is arranged in the first cylindrical groove on the floating supporting plate from bottom to top; the floating support plate is embedded on the clamp body and is in flexible connection with the clamp body through a third fastening bolt and a second reset spring. The manual type quick-floating clamping device with the simple structure is easy to operate and low in cost, and clamping deformation of parts can be avoided.
Description
Technical Field
The utility model relates to the technical field of machine tool machining clamping devices, in particular to a manual floating clamping device.
Background
Under the high-speed development of new energy automobile business, the shell body type part of electric drive force system has increased the processing demand by a wide margin to the current situation that the processing demand is most changeable in small batch, the best solution of this kind of part is the reply of special custom fixture, for preventing excessive location and step up, fixed clamping point is unfavorable to be exceeded 3 departments, for improving higher part clamping stability, can adopt floating clamp to improve the clamping rigidity of part.
The existing floating clamping mechanism in the current market is complex in multiple structures, high in application cost, large in clamp design difficulty, long in manufacturing period and the like, and the prior art is divided into three forms: (1) The first hydraulic type and the second pneumatic type floating clamping device have complex structures, an oil way and an air way are required to be arranged to provide clamping force, clamping and loosening of the clamping device depend on continuous oil pressure and air pressure, the clamp is required to rotate in a machine tool, a rotation center liquid supply or air supply function is required to be provided for the machine tool to solve the problem of pipeline winding, the machine tool is not provided in the earlier stage, and the later-stage transformation investment and transformation cost are very high; (2) The third manual floating clamping device has the advantages that the manufacturing process of the structural component is complex, the strength for realizing floating clamping is low, the influence effect on workpiece clamping deformation is avoided, and the application scene is limited.
Therefore, there is a need to develop a device that can provide floating clamping simply, inexpensively, and stably, and after repeated work verification, we develop a manual floating clamping device that can satisfy rapid floating clamping, thereby avoiding clamping deformation of parts, and being easy to implement in the design and manufacturing links of the clamp, and having low cost.
Disclosure of Invention
Aiming at the technical defects, the utility model aims to provide a manual floating clamping device, which better solves the problems of complex structure, high application cost, high clamp design difficulty and long manufacturing period of the existing floating clamping mechanism.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a manual floating clamping device which comprises a clamp body, a conventional pressing plate, a floating supporting plate, a supporting spring, a wedge-shaped tensioning block, a first fastening bolt, a second fastening bolt, a first reset spring, a third fastening bolt and a second reset spring which are detachably connected, wherein a cylindrical protruding block is arranged at the rear of the bottom of the conventional pressing plate, and a U-shaped slotted hole which is in movable connection with a screw rod of the first fastening bolt in a mutually matched manner is formed in the conventional pressing plate; the first fastening bolt is arranged in the conventional pressing plate from top to bottom through a U-shaped slotted hole, and the first reset spring is sleeved on the outer side of the bottom of the first fastening bolt; the floating support plate is provided with a rear U-shaped groove, a middle square groove and a front cylindrical groove, wherein the rear U-shaped groove and the middle square groove are matched with the cylindrical protruding blocks, the front cylindrical groove is matched with the first reset spring, the wedge-shaped tensioning block is arranged in the middle square groove and arranged on the floating support plate through a second fastening bolt, and the conventional pressing plate is movably arranged on the manual floating support plate through the cylindrical protruding blocks and the first fastening bolt; the floating support plate is provided with a first cylindrical groove which is mutually matched with the support spring from bottom to top; the floating support plate is embedded on the clamp body and is in flexible connection with the clamp body through the third fastening bolt and the second reset spring.
Preferably, the clamp body is provided with a traditional fixed clamping device, 3 manual floating clamping devices and 3 traditional fixed clamping devices are respectively arranged on the clamp body to form a manual floating clamping clamp, wherein the two traditional fixed clamping devices are respectively and symmetrically embedded at the front side and the rear side of the right part of the clamp body, the two manual floating clamping devices are respectively and symmetrically embedded at the front side and the rear side of the middle part of the clamp body, one traditional fixed clamping device is embedded at the rear side of the left part of the clamp body, and the other manual floating clamping device is symmetrically embedded at the front side of the left part of the clamp body; the clamp body is provided with a first groove and a second groove which are matched with the manual floating type clamping device and the traditional fixed type clamping device in a one-to-one correspondence manner.
Preferably, the lower part of the first return spring is arranged in the front cylindrical groove, and the first return spring is arranged on the bottom surface of the conventional pressing plate and is used for supporting the pressing plate.
Preferably, the upper part of the supporting spring is arranged in the first cylindrical groove, and the supporting spring is arranged between the clamp body and the floating supporting plate and is used for supporting the floating supporting plate, so that the elastic contact state between the floating supporting plate and the workpiece is ensured.
Preferably, a second return spring is sleeved outside the third fastening bolt, and the second return spring is arranged between the third fastening bolt and the clamp body.
The utility model has the beneficial effects that: the manual floating clamping device is simple in structure, convenient to operate and low in manufacturing cost, can realize floating clamping of parts by simply modifying the clamp main body, realizes floating clamping of the workpieces through the first-stage bolts, locks the floating mechanism under the condition of no displacement, provides stable clamping force, effectively avoids vibration and deformation of the parts in the machining process, well solves the problems of complex multiple structures, high application cost, high clamp design difficulty and long manufacturing period of the existing floating clamping mechanism, and has the following specific effects:
(1) The manual floating clamping device is simple and convenient to operate, low in manufacturing cost and mainly composed of standard components, and the part floating clamping can be realized by simply modifying the clamp main body;
(2) The manual floating clamping device is a manual floating clamping device, and a complex power pipeline is not required to be arranged; the clamp can rotate at will in the machine tool, and the problem of winding and interference is not required to be considered;
(3) The manual floating clamping device can provide larger clamping force, the floating base is fixed by using the wedge-shaped tensioning block, stable clamping is realized, and meanwhile, workpiece vibration can be avoided in the cutting process and part deformation can be avoided in the clamping process.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a manual floating clamp device according to an embodiment of the present utility model;
FIG. 2 is an exploded schematic view of the manual floating clamping device of FIG. 1 in cross-section;
fig. 3 is a schematic view showing an application of the manual floating clamp according to the present embodiment.
Reference numerals illustrate:
the clamp comprises a clamp body 1, a conventional pressing plate 2, a floating supporting plate 3, a supporting spring 4, a wedge-shaped tensioning block 5, a first fastening bolt 6, a second fastening bolt 7, a first return spring 8, a third fastening bolt 9 and a second return spring 10.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment 1, as shown in fig. 1 to 3, a manual floating clamping device comprises a clamp body 1, a conventional pressing plate 2, a floating supporting plate 3, a supporting spring 4, a wedge-shaped tensioning block 5, a first fastening bolt 6, a second fastening bolt 7, a first return spring 8, a third fastening bolt 9 and a second return spring 10 which are detachably connected, wherein a cylindrical protruding block is arranged at the rear of the bottom of the conventional pressing plate 2, and a U-shaped slotted hole which is in movable connection with a screw rod of the first fastening bolt 6 in a matching manner is formed in the conventional pressing plate 2; the first fastening bolt 6 is arranged in the conventional pressing plate 2 from top to bottom through a U-shaped slotted hole, and the first reset spring 8 is sleeved outside the bottom of the first fastening bolt 6; the floating support plate 3 is provided with a rear U-shaped groove, a middle square groove and a front cylindrical groove which are mutually matched with the cylindrical convex blocks, the front cylindrical groove is mutually matched with the first reset spring 8, the wedge-type tensioning block 5 is arranged in the middle square groove and is arranged on the floating support plate 3 through a second fastening bolt 7, and the wedge-type tensioning block 5 is used for rigidly connecting the floating support plate 3 with the clamp body 1 after the conventional pressing plate 1 and the floating support plate 2 clamp a workpiece; the conventional pressing plate 2 is movably arranged on the manual floating support plate 3 through a cylindrical lug and a first fastening bolt 6, wherein the conventional pressing plate 2 plays a role of pressing a processing part on the floating support plate 3; the floating support plate 3 is provided with a first cylindrical groove which is mutually matched with the support spring 4 from bottom to top; the floating support plate 3 is embedded on the clamp body 1 and is connected with the clamp body 1 through the third fastening bolt 9 and the second return spring 10, wherein the third fastening bolt 9 plays a role of adjusting the counter-pulling floating support block 3.
Further, as shown in fig. 2 and fig. 3, the clamp body 1 is provided with a conventional fixed clamping device, and the clamp body 1 is respectively provided with 3 manual floating clamping devices and 3 conventional fixed clamping devices to form a manual floating clamping clamp, wherein the two conventional fixed clamping devices are respectively and symmetrically embedded in the front and rear sides of the right part of the clamp body, the two manual floating clamping devices are respectively and symmetrically embedded in the front and rear sides of the middle part of the clamp body, one conventional fixed clamping device is embedded in the rear side of the left part of the clamp body 1, and the other manual floating clamping device is symmetrically embedded in the front side of the left part of the clamp body 1; the clamp body 1 is provided with a first groove and a second groove which are matched with the manual floating type clamping device and the traditional fixed type clamping device in a one-to-one correspondence manner.
Further, as shown in fig. 1 and 2, the lower part of the first return spring 8 is disposed in the front cylindrical groove, and the first return spring 8 is disposed on the bottom surface of the conventional platen 2, for supporting the platen.
Further, as shown in fig. 1 and 2, the upper portion of the supporting spring 4 is disposed in the first cylindrical recess, and the supporting spring 4 is disposed between the fixture body 1 and the floating supporting plate 3, for supporting the floating supporting plate, so as to ensure that the floating supporting plate and the workpiece maintain an elastic contact state.
Further, as shown in fig. 1 and 2, a second return spring 10 is sleeved outside the third fastening bolt 9, and the second return spring 10 is disposed between the third fastening bolt 9 and the clamp body 1.
The device clamping operation steps are as follows: sliding a conventional pressing plate to a position above a workpiece clamping point, and locking a first fastening bolt by using a torque wrench, wherein the workpiece is in a floating clamping state; then, the second fastening bolt is locked by using the torque wrench, and then the wedge-shaped tensioning block is locked, so that rigid connection is realized between the floating support block and the clamp body, at the moment, the floating mechanism does not displace, clamping deformation of a workpiece is effectively avoided, and higher clamping stability can be provided.
The device loosening operation steps are as follows: firstly, loosening a second fastening bolt by using a torque wrench so as to further loosen the wedge-type tensioning block; then the first fastening bolt is loosened again by using the torsion wrench so as to further loosen the conventional pressing plate; finally, the conventional pressing plate slides backwards to be away from the upper part of the workpiece, and all the loosening operations can be completed.
The manual floating clamping device is simple in structure, convenient to operate and low in manufacturing cost, can realize floating clamping of parts by simply modifying the clamp main body, realizes floating clamping of the workpieces through the first-stage bolts, realizes locking of the floating mechanism under the condition of no displacement of the second-stage bolts, provides stable clamping force, effectively avoids vibration and deformation of the parts in the machining process, well solves the problems of complex multiple structures, high application cost, high design difficulty of the clamp and long manufacturing period of the existing floating clamping mechanism, and comprises the following steps:
(1) The manual floating clamping device is simple and convenient to operate, low in manufacturing cost and mainly composed of standard components, and the part floating clamping can be realized by simply modifying the clamp main body;
(2) The manual floating clamping device is a manual floating clamping device, and a complex power pipeline is not required to be arranged; the clamp can rotate at will in the machine tool, and the problem of winding and interference is not required to be considered;
(3) The manual floating clamping device can provide larger clamping force, the floating base is fixed by using the wedge-shaped tensioning block, stable clamping is realized, and meanwhile, workpiece vibration can be avoided in the cutting process and part deformation can be avoided in the clamping process.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (5)
1. A manual floating clamping device, characterized in that: the clamp comprises a clamp body, a conventional pressing plate, a floating supporting plate, a supporting spring, a wedge-shaped tensioning block, a first fastening bolt, a second fastening bolt, a first reset spring, a third fastening bolt and a second reset spring which are detachably connected, wherein a cylindrical protruding block is arranged at the rear of the bottom of the conventional pressing plate, and a U-shaped slotted hole which is in movable connection with a screw rod of the first fastening bolt in a matched manner is formed in the conventional pressing plate; the first fastening bolt is arranged in the conventional pressing plate from top to bottom through a U-shaped slotted hole, and the first reset spring is sleeved on the outer side of the bottom of the first fastening bolt; the floating support plate is provided with a rear U-shaped groove, a middle square groove and a front cylindrical groove, wherein the rear U-shaped groove and the middle square groove are matched with the cylindrical protruding blocks, the front cylindrical groove is matched with the first reset spring, the wedge-shaped tensioning block is arranged in the middle square groove and arranged on the floating support plate through a second fastening bolt, and the conventional pressing plate is movably arranged on the manual floating support plate through the cylindrical protruding blocks and the first fastening bolt; the floating support plate is provided with a first cylindrical groove which is mutually matched with the support spring from bottom to top; the floating support plate is embedded on the clamp body and is in flexible connection with the clamp body through the third fastening bolt and the second reset spring.
2. A manual float clamping device as claimed in claim 1 wherein: the clamp body is provided with a traditional fixed clamping device, 3 manual floating clamping devices and 3 traditional fixed clamping devices are respectively arranged on the clamp body to form a manual floating clamping clamp, wherein the two traditional fixed clamping devices are respectively and symmetrically embedded at the front side and the rear side of the right part of the clamp body, the two manual floating clamping devices are respectively and symmetrically embedded at the front side and the rear side of the middle part of the clamp body, one traditional fixed clamping device is embedded at the rear side of the left part of the clamp body, and the other manual floating clamping device is symmetrically embedded at the front side of the left part of the clamp body; the clamp body is provided with a first groove and a second groove which are matched with the manual floating type clamping device and the traditional fixed type clamping device in a one-to-one correspondence manner.
3. A manual float clamping device as claimed in claim 1 wherein: the lower part of the first return spring is arranged in the front cylindrical groove, and the first return spring is arranged on the bottom surface of the conventional pressing plate.
4. A manual float clamping device as claimed in claim 1 wherein: the support spring upper portion is disposed within the first cylindrical recess and the support spring is disposed between the clamp body and the floating support plate.
5. A manual float clamping device as claimed in claim 1 wherein: and a second reset spring is sleeved outside the third fastening bolt, and the second reset spring is arranged between the third fastening bolt and the clamp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321471028.4U CN220659960U (en) | 2023-06-10 | 2023-06-10 | Manual floating clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321471028.4U CN220659960U (en) | 2023-06-10 | 2023-06-10 | Manual floating clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220659960U true CN220659960U (en) | 2024-03-26 |
Family
ID=90338297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321471028.4U Active CN220659960U (en) | 2023-06-10 | 2023-06-10 | Manual floating clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220659960U (en) |
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2023
- 2023-06-10 CN CN202321471028.4U patent/CN220659960U/en active Active
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