CN220296481U - Clamp for multi-surface machining of lifting seat - Google Patents
Clamp for multi-surface machining of lifting seat Download PDFInfo
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- CN220296481U CN220296481U CN202322003069.7U CN202322003069U CN220296481U CN 220296481 U CN220296481 U CN 220296481U CN 202322003069 U CN202322003069 U CN 202322003069U CN 220296481 U CN220296481 U CN 220296481U
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- lifting seat
- positioning
- clamping
- bottom plate
- seat
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- 238000003754 machining Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000000956 alloy Substances 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 230000006872 improvement Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of clamps for machining, and particularly discloses a clamp for multi-surface machining of a lifting seat, which comprises a rotator, a bottom plate and clamping mechanisms, wherein the rotator is used for driving the bottom plate to rotate, the clamping mechanisms are fixedly arranged on the bottom plate, the number of the clamping mechanisms is at least two, the clamping mechanisms are used for clamping at least two lugs on the lifting seat, through holes which are opposite to the bottom surface of a lifting seat body are formed in the bottom plate, the clamping mechanisms comprise a positioning seat, a positioning bulge, a pressure head and an elastic plate, the positioning seat and the positioning bulge are fixedly arranged, the pressure head is used for clamping the upper surface and the lower surface of a workpiece together with the positioning seat, and the positioning bulge and the elastic plate are oppositely arranged and clamped on opposite sides of the workpiece. The lifting seat machining efficiency is low and the machining precision is difficult to improve to the lifting seat machining efficiency with three lugs in the prior art.
Description
Technical Field
The utility model relates to the technical field of clamps for machining, in particular to a clamp for machining multiple surfaces of a lifting seat.
Background
The utility model provides a take lifting seat of three journal stirrup, because of it is except lifting seat body still including fixing a main support ear and two vice journal stirrups at lifting seat body circumference, lifting seat body need carry out machining (such as turning, drilling, tapping etc.) in side and bottom surface, all have the top surface that need process simultaneously on every journal stirrup, because of top surface, bottom surface and side lie in different faces, lead to carrying out clamping many times when processing this type of lifting seat machine, the machining of an azimuth face is accomplished once to every clamping, this kind of mode is because of dismouting anchor clamps are frequent more for machining efficiency is greatly reduced, and because of the multiple location of the necessary face product of clamping many times, cause lifting seat machining precision to be difficult to improve.
In the prior art, a plurality of jigs capable of performing a multi-surface process after one workpiece is clamped, for example, a multi-surface process jig of CN213258185U, but such jigs cannot be applied to the process of the lifting base.
Disclosure of Invention
The utility model aims to provide a clamp for multi-surface machining of a lifting seat, which solves the problems that in the prior art, the machining efficiency of a lifting seat machine with three lugs is low and the machining precision is difficult to improve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a anchor clamps are used in multiaspect processing of lifting seat, includes circulator, bottom plate and fixture, and the circulator is used for driving the bottom plate rotation, and fixture fixed mounting is on the bottom plate, and fixture's quantity is two at least, and fixture is used for carrying out the centre gripping to at least two lugs on the lifting seat, is equipped with the through-hole just to lifting seat body bottom surface on the bottom plate.
The principle and the advantages of the scheme are as follows: when the lifting seat is adopted, at least two lugs are clamped by at least two clamping mechanisms, so that the lifting seat to be processed is stably clamped, after the lifting seat is clamped, the lifting seat can rotate under the drive of the rotator due to the bottom plate, the top surface of the lifting seat relative to the cutter can be changed after the bottom plate rotates, and the bottom plate is provided with a through hole right opposite to the bottom surface of the lifting seat body, so that the top surface, the bottom surface and the side surface of the lifting seat can be machined after one-time installation. Compared with the prior art, the clamping times are reduced, so that the improvement of the machining efficiency and the improvement of the machining precision are realized.
Preferably, as an improvement, the clamping mechanism comprises a positioning seat, a positioning bulge, a pressing head and an elastic plate, wherein the positioning seat and the positioning bulge are fixedly installed, the pressing head is used for clamping the upper surface and the lower surface of the workpiece together with the positioning seat, and the positioning bulge and the elastic plate are oppositely arranged and clamped on the opposite side surfaces of the workpiece.
The beneficial effects are that: according to the scheme, the clamping mechanism with the positioning seat, the positioning bulge, the pressure head and the elastic plate is used for positioning the lifting seat and clamping the workpiece
Preferably, as an improvement, the positioning seat and the positioning protrusion are integrally formed.
Preferably, as an improvement, a supporting protrusion is arranged on one surface of the positioning seat, which is opposite to the pressure head, so that the workpiece can be positioned on a smaller area, and the requirement on the positioning seat is reduced.
Preferably, as an improvement, the pressing head is fixed on the bottom plate through a bolt, so that the pressing head can conveniently compress the workpiece.
Preferably, as an improvement, the pressure head is provided with a bar-shaped hole, and the bolt penetrates through the bar-shaped hole; the setting in this scheme through the bar hole for the bolt need not to take out just can make things convenient for the pressure head to realize compressing tightly to the work piece from the bottom plate.
Preferably, as an improvement, the bottom plate is provided with a chute for sliding the pressure head, and the sliding direction of the pressure head is parallel to the length direction of the strip-shaped hole.
Preferably, as an improvement, the elastic plate adopts an L-shaped hard alloy spring piece, a transverse section of the hard alloy spring piece is fixedly installed, a vertical section of the hard alloy spring piece is opposite to the positioning protrusion, and the cost of the elastic plate can be reduced by adopting the hard alloy spring piece and the clamping of the workpiece is realized together with the positioning protrusion after the workpiece is installed in place.
Preferably, as an improvement, the free end of the vertical section of the elastic plate is provided with an inclined guide surface, so that the lifting seat can be more conveniently installed when being installed on the clamp.
Preferably, as an improvement, the number of the clamping mechanisms is three, one of the three clamping mechanisms is used for clamping the main supporting lugs, the other two clamping mechanisms are used for clamping the auxiliary supporting lugs, the positioning protrusions of the two clamping mechanisms for clamping the auxiliary supporting lugs are positioned on the same straight line, and the positioning protrusions for clamping the main supporting lugs are vertical to the positioning protrusion direction of the auxiliary supporting lugs; according to the scheme, the positions of the three positioning protrusions are limited, so that the workpiece is clamped by the side clamping device and the front side clamping device and the rear side clamping device, the clamping stability is improved, and the workpiece is positioned under the clamping.
Drawings
Fig. 1 is a schematic three-dimensional structure of a lifting seat according to an embodiment of the present utility model.
Fig. 2 is a schematic three-dimensional structure of the fixture according to the embodiment of the utility model after the lifting seat is mounted.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a partial A-A cross-sectional view of fig. 3.
Fig. 5 is a schematic three-dimensional structure of the fixture according to the embodiment of the utility model when the lifting seat is not mounted.
Fig. 6 is a schematic three-dimensional structure of fig. 5 after rotating a certain angle and removing the chuck of the first clamping mechanism and moving the chuck of the second clamping mechanism a certain distance along the bottom plate chute.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the lifting device comprises a bottom plate 1, a through hole 11, a sliding chute 12, a clamping mechanism I2, a clamping mechanism II 3, a positioning seat 4, a positioning protrusion 41, a supporting protrusion 42, a pressure head 5, a strip-shaped hole 51, an elastic plate 6, a guide surface 61, a lifting seat 10, a main support lug 101 and a secondary support lug 102.
An embodiment is substantially as shown in figures 1 to 6.
The utility model provides a anchor clamps are used in multiaspect processing of lifting seat, includes circulator, bottom plate 1 and fixture, and the circulator is used for installing on the workstation of lathe, and the circulator is used for driving bottom plate 1 rotatory, and the circulator of this embodiment can adopt four-axis revolving stage, and four-axis revolving stage is not shown in the figure, and four-axis revolving stage is installed in the left and right sides of bottom plate 1 in order to drive bottom plate 1 rotatory. The clamping mechanisms are fixedly arranged on the bottom plate 1, the number of the clamping mechanisms is three, each clamping mechanism comprises a clamping mechanism I2 and two clamping mechanisms II 3, the clamping mechanism I2 is used for clamping the main support lug 101 of the lifting seat 10, and the clamping mechanism II 3 is used for clamping the auxiliary support lug 102 of the lifting seat 10. The two clamping mechanisms II 3 are symmetrical with respect to the center of the body of the lifting seat 10.
The bottom plate 1 is provided with a through hole 11 which is opposite to the bottom surface of the lifting seat 10.
The clamping mechanism I2 and the clamping mechanism II 3 respectively comprise a positioning seat 4, a positioning bulge 41, a pressure head 5 and an elastic plate 6, wherein the positioning seat 4 and the positioning bulge 41 are integrally formed, the positioning bulge 41 protrudes out of the positioning seat 4, the positioning bulge 41 and the positioning seat 4 form an L-shaped whole, the positioning seat 4 is fixedly embedded into the bottom plate 1 through a screw, the upper surface of the positioning seat 4 is welded with a supporting bulge 42, and the pressure head 5 is used for clamping the upper surface and the lower surface of a workpiece together with the supporting bulge 42 on the positioning seat 4. The pressure head 5 is fixed on the bottom plate 1 through a bolt, a strip-shaped hole 51 is processed on the pressure head 5, the bolt penetrates through the strip-shaped hole 51, a sliding groove 12 for sliding the pressure head 5 is processed on the bottom plate 1, and the sliding direction of the pressure head 5 is parallel to the length direction of the strip-shaped hole 51.
The elastic plate 6 adopts L-shaped hard alloy spring pieces, the transverse sections of the hard alloy spring pieces are fixedly arranged, the transverse sections of the hard alloy spring pieces are fixed on the positioning seat 4 through bolts in the embodiment, the vertical sections of the hard alloy spring pieces are opposite to the positioning protrusions 41, the free ends of the vertical sections of the hard alloy spring pieces are bent to form inclined guide surfaces 61, and the guide surfaces 61 are used for increasing the distance between the elastic plate 6 and the positioning protrusions 41, so that workpieces can be conveniently placed between the positioning protrusions 41 and the elastic plate 6.
The positioning protrusions 41 of the two clamping mechanisms II 3 are positioned on the same straight line, and the positioning surface on the positioning protrusion 41 of the clamping mechanism I2 is perpendicular to the positioning surface direction of the positioning protrusion 41 of the clamping mechanism II 3, so that the positioning protrusion 41 and the rest positioning protrusions 41 jointly form a positioning effect on a workpiece when clamping the workpiece with the corresponding elastic plate 6.
The specific procedure of this embodiment is as follows:
the bottom plate 1 is controlled to be in a horizontal state through a rotator, the lifting seat 10 to be processed is placed on the supporting protrusions 42 against all the positioning protrusions 41, and after the workpiece is placed in place, the elastic plate 6 and the positioning protrusions 41 jointly realize clamping and positioning of the workpiece in the horizontal direction. And then, the pressing heads 5 are pressed on the positions which do not need to be processed above the workpieces through adjusting the pressing degree of the bolts and the positions of the pressing heads 5 on the sliding grooves 12, so that the workpieces are clamped in the vertical direction, and the final clamping of the workpieces is finished.
When the lifting seat 10 is machined, the rotator can drive the bottom plate 1 to rotate, for example, every 90 degrees of rotation, so that machining on one type of molded surface can be conveniently realized, and plane machining and drilling machining of areas needing to be machined on all top surfaces of a workpiece can be realized when the bottom plate 1 is horizontal. When the bottom plate 1 is driven by the rotator to be kept vertical, the machining of the side face of the workpiece is realized. When the bottom plate 1 is driven by the rotator to keep the bottom surface of the bottom plate 1 horizontally upwards, the bottom surface of the lifting seat 10 at the middle part is exposed at the moment, so that a cutter can conveniently pass through the through hole 11 on the bottom plate 1 to machine the bottom surface of the lifting seat 10.
The machining of the top surface, the side surface and the bottom surface of the workpiece can be conveniently carried out by clamping the lifting seat 10 once, and the machining efficiency and the machining precision are improved.
The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (10)
1. The utility model provides a anchor clamps are used in multiaspect processing of lifting seat, includes circulator, bottom plate and fixture, and the circulator is used for driving the bottom plate rotation, fixture fixed mounting on the bottom plate, its characterized in that: the clamping mechanisms are used for clamping at least two lugs on the lifting seat, and through holes right facing the bottom surface of the lifting seat body are formed in the bottom plate.
2. The lifting seat multi-surface processing jig according to claim 1, wherein: the clamping mechanism comprises a positioning seat, a positioning bulge, a pressing head and an elastic plate, wherein the positioning seat and the positioning bulge are fixedly installed, the pressing head is used for clamping the upper surface and the lower surface of a workpiece together with the positioning seat, and the positioning bulge and the elastic plate are oppositely arranged and clamped on opposite sides of the workpiece.
3. The jig for multi-surface machining of a lifting seat according to claim 2, wherein: the positioning seat and the positioning bulge are integrally formed.
4. The jig for multi-surface machining of a lifting seat according to claim 2, wherein: and a supporting bulge is arranged on one surface of the positioning seat, which is opposite to the pressure head.
5. The jig for multi-surface machining of a lifting seat according to claim 2, wherein: the pressure head is fixed on the bottom plate through bolts.
6. The lifting seat multi-face processing jig according to claim 5, wherein: the pressure head is provided with a bar-shaped hole, and the bolt penetrates through the bar-shaped hole.
7. The lifting seat multi-face processing jig according to claim 6, wherein: the bottom plate is provided with a chute for the pressure head to slide, and the sliding direction of the pressure head is parallel to the length direction of the strip-shaped hole.
8. The jig for multi-surface machining of a lifting seat according to claim 2, wherein: the elastic plate adopts L-shaped hard alloy spring pieces, the transverse sections of the hard alloy spring pieces are fixedly arranged, and the vertical sections of the hard alloy spring pieces are opposite to the positioning protrusions.
9. The lifting seat multi-face machining fixture according to claim 8, wherein: the free end of the vertical section of the elastic plate is provided with an inclined guide surface.
10. The jig for multi-surface processing of a lifting base according to any one of claims 2 to 9, wherein: the number of the clamping mechanisms is three, one of the three clamping mechanisms is used for clamping the main supporting lugs, the other two clamping mechanisms are used for clamping the auxiliary supporting lugs, the positioning protrusions of the two clamping mechanisms for clamping the auxiliary supporting lugs are located on the same straight line, and the positioning protrusions for clamping the main supporting lugs are perpendicular to the positioning protrusion direction of the auxiliary supporting lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322003069.7U CN220296481U (en) | 2023-07-27 | 2023-07-27 | Clamp for multi-surface machining of lifting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322003069.7U CN220296481U (en) | 2023-07-27 | 2023-07-27 | Clamp for multi-surface machining of lifting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220296481U true CN220296481U (en) | 2024-01-05 |
Family
ID=89375513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322003069.7U Active CN220296481U (en) | 2023-07-27 | 2023-07-27 | Clamp for multi-surface machining of lifting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220296481U (en) |
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2023
- 2023-07-27 CN CN202322003069.7U patent/CN220296481U/en active Active
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