CN220296488U - Clamp for machining multiple faces of Y-direction fixing seat - Google Patents
Clamp for machining multiple faces of Y-direction fixing seat Download PDFInfo
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- CN220296488U CN220296488U CN202322007406.XU CN202322007406U CN220296488U CN 220296488 U CN220296488 U CN 220296488U CN 202322007406 U CN202322007406 U CN 202322007406U CN 220296488 U CN220296488 U CN 220296488U
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- 238000003754 machining Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 230000008093 supporting effect Effects 0.000 claims abstract description 46
- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 230000006872 improvement Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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, in particular to a clamp for multi-surface machining of a Y-direction fixing seat, which comprises a rotator, a bottom plate and a clamping mechanism, wherein the rotator is used for driving the bottom plate to rotate; the clamping mechanism I and the clamping mechanism II comprise at least two clamping assemblies, each clamping assembly comprises a supporting seat and a pressure head, and the pressure head and the supporting seat clamp a workpiece from the upper and lower directions of the workpiece. The technical scheme is used for solving the problems that the existing clamp which is used for positioning and clamping the Y-direction fixing seat is lack, and the machining efficiency of the Y-direction fixing seat is low and the machining precision is low.
Description
Technical Field
The utility model relates to the technical field of clamps for machining, in particular to a clamp for machining multiple faces of a Y-direction fixing seat.
Background
A Y-direction fixing seat is shown in a figure 1, is in a state that the middle part is high and the two ends are low (the middle part is a bulge, two sides are called two shoulders), and during machining, local areas of the top surface and the bottom surface of the bulge of the middle part are required to be subjected to surface machining or hole machining, the shoulders on the two sides of the bulge of the Y-direction fixing seat are required to be subjected to surface machining or hole machining, in addition, front and rear side surfaces, left and right side surfaces of the bulge and the shoulders of the middle part are required to be subjected to surface machining, the machining positions are multiple, and the machining precision requirement of part of surfaces is high. The prior art is not provided with a clamping fixture before machining the Y-direction fixing seat, so that the existing Y-direction fixing seat is required to be subjected to multiple positioning and clamping by means of the existing simple fixture, the machining efficiency is affected, the references of the multiple positioning and clamping are different, and the machining precision of the Y-direction fixing seat is also affected.
Disclosure of Invention
The utility model aims to provide a clamp for multi-surface machining of a Y-direction fixing seat, which solves the problems of low machining efficiency and low machining precision of the Y-direction fixing seat caused by the lack of clamps for positioning and clamping the Y-direction fixing seat at present.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a clamp is used in multiaspect processing of Y to fixing base, 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 includes fixture one and fixture two, and fixture one is used for centre gripping Y to the fixing base in order to carry out processing once, and fixture two is used for the centre gripping to accomplish the work piece of processing once, and fixture two's clamping position is located the machined surface after the work piece processing once.
The principle and the advantages of the scheme are as follows: this scheme drives the rotation of bottom plate through the circulator that can rotate to the convenience is when the bottom plate rotates different angles, realizes the processing to the different faces of work piece, improves machining efficiency and improves machining precision.
In addition, in this scheme, through carrying out the centre gripping with the machining face of fixture two to once processing for the work piece that is held on fixture two can have very accurate clamping face, has the centre gripping benchmark that the precision dimension is high promptly, is favorable to improving the machining precision of work piece.
Preferably, as an improvement, the first clamping mechanism and the second clamping mechanism each comprise at least two clamping assemblies, each clamping assembly comprises a supporting seat and a pressing head, and the pressing heads and the supporting seats clamp the workpiece from the upper and lower directions of the workpiece.
Preferably, as an improvement, the pressure head comprises a pressure head body and a base, and the pressure head body is fixed on the base through bolts.
Preferably, as an improvement, the base is provided with a cylindrical groove, the pressing head body is slidably connected to the cylindrical groove, and the cylindrical groove is vertically arranged relative to the bottom plate.
Preferably, as an improvement, a limiting surface is fixed on the base, a matching surface which is attached to the limiting surface is arranged on the pressure head body, and when the limiting surface is attached to the matching surface, the pressure head body rotates in place, so that the workpiece is accurately clamped.
Preferably, as an improvement, the bottom plate is provided with a through hole, and the through hole is opposite to the middle part of the workpiece clamped on the first clamping mechanism. Through the arrangement of the through holes on the bottom plate, when the bottom plate is driven to the bottom surface of the bottom plate upwards by the rotator, the machining tool can conveniently directly penetrate through the through holes to machine the bottom surface of the workpiece, the number of the machined surfaces after one-time clamping is improved, and the clamping times are reduced.
Preferably, as an improvement, the supporting seat of the second clamping mechanism is provided with a positioning surface, and the positioning surface is provided with a positioning column which can be inserted into the workpiece so as to position the workpiece.
Preferably, as an improvement, the number of the clamping assemblies of the second clamping mechanism is two, the second clamping mechanism further comprises a middle support, and the middle support is located between the two support seats so as to improve the supporting effect of the second clamping mechanism on the workpiece.
Preferably, as an improvement, the first clamping mechanism further comprises a positioning seat, the positioning seat is provided with a vertical chute, a positioning pin is connected to the vertical chute in a sliding manner, an elastic piece is arranged between the bottom of the positioning pin and the bottom of the chute, and the positioning pin is used for being inserted into a positioning hole of a workpiece.
Preferably, as an improvement, the surface of the positioning pin inserted into the workpiece is a conical surface, so that the workpiece can be positioned quickly and accurately, and the positioning of the Y-direction fixing seat with certain deviation of the size can be met.
Preferably, as an improvement, the number of clamping components on the clamping mechanism I is four, the supporting seat of three clamping components on the clamping mechanism I is fixedly provided with a supporting bulge, the supporting seat of the remaining clamping components on the clamping mechanism I is connected with a supporting column in a sliding manner, the bottom of the supporting column, which is far away from the pressure head, is provided with an elastomer, the supporting seat is detachably connected with a limiting nail, and the head of the limiting nail can be abutted against the supporting column to limit the sliding of the supporting column. When the other three clamping assemblies support and clamp the workpiece, the rest clamping assembly can always keep the top of the support column to be propped against the bottom surface of the workpiece according to the specific condition of the workpiece, so that the clamping assembly can stably clamp the workpiece.
Drawings
Fig. 1 is a schematic three-dimensional structure of two workpieces to be clamped according to an embodiment of the present utility model (wherein two workpieces are placed with one top surface facing up and one bottom surface facing up and two workpieces are placed at 90 degrees).
Fig. 2 is a schematic three-dimensional structure of the fixture according to the embodiment of the present utility model after two workpieces of fig. 1 are mounted thereon.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a sectional view of the A-A step in fig. 3.
Fig. 5 is a front cross-sectional view of a clamping assembly of a first clamping mechanism in an embodiment of the utility model.
Fig. 6 is a schematic three-dimensional structure of fig. 2 with two workpieces removed.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the clamping device comprises a bottom plate 1, a through hole 11, a clamping mechanism I2, a clamping mechanism II 3, a clamping assembly 20, a supporting seat 21, supporting protrusions 211, supporting columns 212, limit nails 213, a pressure head 22, a pressure head body 221, a base 222, a limit surface 223, a positioning seat 23, a positioning pin 24, a positioning surface 214, a positioning column 215, a middle support 25 and a workpiece 10.
An embodiment is substantially as shown in figures 1 to 6.
The utility model provides a anchor clamps are used in multiaspect processing of Y to fixing base, 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 mechanism is fixedly arranged on the bottom plate 1.
The clamping mechanism comprises a clamping mechanism I2 and a clamping mechanism II 3, the clamping mechanism I2 is used for clamping the Y-direction fixing seat to perform primary machining, the clamping mechanism II 3 is used for clamping a workpiece 10 which is subjected to primary machining, the clamping position of the clamping mechanism II 3 is located on a machining surface of the workpiece 10 after primary machining, and the workpiece 10 clamped by the clamping mechanism I2 is perpendicular to the workpiece 10 clamped by the clamping mechanism II 3 in the embodiment. The bottom plate 1 is provided with a through hole 11, and the through hole 11 is opposite to the middle part of the workpiece 10 clamped on the clamping mechanism I2.
The first clamping mechanism 2 and the second clamping mechanism 3 each comprise at least two clamping assemblies 20, each clamping assembly 20 comprises a supporting seat 21 and a pressing head 22, the pressing heads 22 and the supporting seats 21 clamp the workpiece 10 from the upper and lower directions of the workpiece 10, the supporting seats 21 are fixedly arranged, and in the embodiment, the supporting seats 21 are fixedly arranged on the bottom plate 1.
The ram 22 includes a ram body 221 and a base 222, the ram body 221 is fixed on the base 222 by bolts, the base 222 is fixedly installed, and in this embodiment, the base 222 is fixedly installed on the base plate 1. The base 222 is provided with a cylindrical groove, the pressing head body 221 is slidably connected to the cylindrical groove, and the cylindrical groove is vertically arranged relative to the bottom plate 1.
The base 222 is integrally formed with a limiting protrusion, the limiting protrusion is provided with a limiting surface 223, the pressure head body 221 is provided with a matching surface which is attached to the limiting surface 223, and the pressure head body 221 can rotate and/or lift along the cylindrical groove after the compression of the bolt is lost.
The number of the clamping assemblies 20 on the clamping mechanism I2 is four, the supporting base 21 of three clamping assemblies 20 of the clamping mechanism I2 is integrally formed with the supporting protrusions 211, the supporting base 21 of the remaining clamping assemblies 20 of the clamping mechanism I2 is vertically and slidably connected with the supporting columns 212, springs are installed at bottoms of the supporting columns 212 far away from the pressure heads 22, limiting nails 213 are connected to the supporting bases 21 in a threaded mode, heads of the limiting nails 213 can abut against the peripheries of the supporting columns 212, the limiting nails 213 are perpendicular to the axial direction of the supporting columns 212, so that when the other three clamping assemblies 20 support and clamp the workpiece 10, the remaining clamping assemblies 20 can always keep the tops of the supporting columns 212 to abut against the bottom surfaces of the workpiece 10 according to specific conditions of the workpiece 10, and stable clamping of the clamping assemblies 20 on the workpiece 10 is ensured.
The clamping mechanism I2 further comprises positioning seats 23 fixedly arranged on the bottom plate 1, the number of the positioning seats is two, vertical sliding grooves corresponding to the bottom plate 1 are formed in each positioning seat 23, positioning pins 24 are connected to the vertical sliding grooves in a sliding mode, springs are arranged between the bottoms of the positioning pins 24 and the bottoms of the sliding grooves, the positioning pins 24 are used for being inserted into positioning holes of the workpiece 10, and the surfaces of the positioning pins 24 inserted into the workpiece 10 are conical surfaces.
The second clamping mechanism 3 is provided with two clamping assemblies 20, a positioning surface 214 is processed on the supporting seat 21 of each clamping assembly 20 on the second clamping mechanism 3, a positioning column 215 capable of being inserted into the workpiece 10 is arranged on the positioning surface 214, and the workpiece 10 is positioned through the positioning column 215. The second clamping mechanism 3 further comprises a middle support 25, the middle support 25 is fixedly installed and located between the two supporting seats 21 of the second clamping mechanism 3, and the middle support 25 is fixed on the bottom plate 1.
The specific procedure of this embodiment is as follows:
when the embodiment is adopted, before the workpiece 10 is installed, the bottom plate 1 is controlled to be in a horizontal state through the rotator, then the workpiece 10 is installed on the first clamping mechanism 2 and the second clamping mechanism 3, and the workpiece 10 on the first clamping mechanism 2 is installed as follows:
s1, placing the unprocessed workpiece 10 on four supporting seats 21 of the clamping mechanism I2, and enabling positioning holes of the workpiece 10 to be inserted into positioning pins 24 of the clamping mechanism I2, so that the workpiece 10 is supported and positioned.
S2, rotating the pressure head body 221 of the clamping assembly 20 without the support column 212 on the first clamping mechanism 2, so that the pressure head body 221 rotates to be propped against the limiting surface 223 on the corresponding base 222, and forcing the pressure head body 221 rotated in place to compress the workpiece 10 on the three support protrusions 211 through bolts.
S3, the support column 212 is abutted upwards against the clamped workpiece 10 under the action of the bottom spring, and then the limit nails 213 are screwed, so that the height position of the support column 212 is not changed any more, and the support column 212 forms a fixed support for the workpiece 10.
And S4, screwing the pressure head body 221 above the support column 212, so that the pressure head body 221 rotates to be propped against the limit surface 223 on the corresponding base 222, and the pressure head body 221 which rotates in place is forced to press the workpiece 10 on the support column 212 through bolts.
The above steps S1-S4 are completed, and the mounting of the workpiece 10 on the first clamping mechanism 2 is completed.
The workpiece 10 on the second clamping mechanism 3 is installed as follows:
A. the workpiece 10 which is processed once under the clamping of the clamping mechanism I2 is taken, the processing surface of the workpiece 10 which is processed once is placed opposite to the positioning surface 214 on the supporting seat 21, and the positioning column 215 on the clamping mechanism II 3 is inserted into the workpiece 10 to position and support the workpiece 10.
B. The pressing head body 221 of the clamping assembly 20 on the second clamping mechanism 3 is rotated to abut against the limiting surface 223 on the corresponding base 222, and the pressing head body 221 which is rotated in place is forced to press the workpiece 10 on the positioning surface 214 through bolts.
The rotation of the bottom plate 1 is driven by the rotatable rotator, so that when the bottom plate 1 rotates to different angles, the processing of different surfaces of the workpiece 10 is realized, the processing efficiency is improved, and the processing precision is improved. And when the workpiece 10 is clamped for the second time, the clamping position is on the machined surface of the workpiece 10 which is machined once, so that the improvement of the machining precision of the workpiece 10 is facilitated.
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 Y to fixing base, 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 mechanism comprises a clamping mechanism I and a clamping mechanism II, the clamping mechanism I is used for clamping the Y-direction fixing seat to carry out primary machining, the clamping mechanism II is used for clamping a workpiece which is machined once, and the clamping position of the clamping mechanism II is located on a machining surface of the workpiece after primary machining.
2. The jig for multi-surface machining of a Y-direction fixing base according to claim 1, wherein: the clamping mechanism I and the clamping mechanism II comprise at least two clamping assemblies, each clamping assembly comprises a supporting seat and a pressure head, and the pressure head and the supporting seat clamp a workpiece from the upper and lower directions of the workpiece.
3. The jig for multi-surface machining of a Y-direction fixing base according to claim 2, wherein: the pressure head comprises a pressure head body and a base, and the pressure head body is fixed on the base through bolts.
4. A jig for multi-surface processing of a Y-direction fixing base according to claim 3, wherein: the base is provided with a cylindrical groove, the pressure head body is slidably connected to the cylindrical groove, and the cylindrical groove is vertically arranged relative to the bottom plate.
5. The fixture for multi-surface machining of a Y-direction fixing base according to claim 4, wherein: the base is fixed with a limiting surface, and the pressing head body is provided with a matching surface which is attached to the limiting surface.
6. The jig for multi-surface machining of a Y-direction fixing base according to claim 1, wherein: and a through hole is formed in the bottom plate and is opposite to the middle part of the workpiece clamped on the first clamping mechanism.
7. The jig for multi-surface machining of a Y-direction fixing base according to any one of claims 2 to 6, wherein: and a positioning surface is arranged on the supporting seat of the second clamping mechanism, and a positioning column capable of being inserted into the workpiece is arranged on the positioning surface.
8. The jig for multi-surface machining of a Y-direction fixing base according to any one of claims 2 to 6, wherein: the clamping mechanism I further comprises a positioning seat, the positioning seat is provided with a vertical chute, a positioning pin is connected to the vertical chute in a sliding mode, an elastic piece is arranged between the bottom of the positioning pin and the bottom of the chute, and the positioning pin is used for being inserted into a positioning hole of a workpiece.
9. The fixture for multi-surface machining of a Y-direction fixing base according to claim 8, wherein: the surface of the locating pin inserted into the workpiece is a conical surface.
10. The jig for multi-surface machining of a Y-direction fixing base according to any one of claims 2 to 6, wherein: the clamping mechanism is characterized in that the clamping assemblies are four in number, supporting protrusions are fixedly arranged on supporting seats of three clamping assemblies of the clamping mechanism, supporting columns are connected to supporting seats of the remaining clamping assemblies of the clamping mechanism in a sliding mode, elastic bodies are mounted at bottoms of the supporting columns, far away from the pressing heads, of the supporting columns, limiting nails are detachably connected to the supporting seats, and the heads of the limiting nails can abut against the supporting columns to limit sliding of the supporting columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322007406.XU CN220296488U (en) | 2023-07-27 | 2023-07-27 | Clamp for machining multiple faces of Y-direction fixing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322007406.XU CN220296488U (en) | 2023-07-27 | 2023-07-27 | Clamp for machining multiple faces of Y-direction fixing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220296488U true CN220296488U (en) | 2024-01-05 |
Family
ID=89346490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322007406.XU Active CN220296488U (en) | 2023-07-27 | 2023-07-27 | Clamp for machining multiple faces of Y-direction fixing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220296488U (en) |
-
2023
- 2023-07-27 CN CN202322007406.XU patent/CN220296488U/en active Active
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