CN221495100U - Clamp for turning and milling - Google Patents
Clamp for turning and milling Download PDFInfo
- Publication number
- CN221495100U CN221495100U CN202323166021.4U CN202323166021U CN221495100U CN 221495100 U CN221495100 U CN 221495100U CN 202323166021 U CN202323166021 U CN 202323166021U CN 221495100 U CN221495100 U CN 221495100U
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- turning
- adaptation
- clamping
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- bottom plate
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- 238000003801 milling Methods 0.000 title claims abstract description 29
- 230000006978 adaptation Effects 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000002146 bilateral effect Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 abstract description 10
- 230000003044 adaptive effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a clamp for turning and milling, which comprises a connecting bottom plate, wherein the upper end surface of the connecting bottom plate is fixedly connected with a centering mandrel, the upper end of the centering mandrel is fixedly connected with a bearing mounting bottom plate, the upper end of the bearing mounting bottom plate is provided with four uniformly distributed storage mounting holes, each storage mounting hole is internally provided with a contour adaptation mechanism, and the upper end of the bearing mounting bottom plate is provided with two bilateral symmetrical clamping mechanisms; according to the utility model, the connecting bottom plate, the centering mandrel and the adaptive lifting rod are arranged, so that the installation and adaptation capacity of the fixture of the turning machine tool is improved, the centering installation accuracy of the turning workpiece is improved, the installation and adaptation capacities of various clamping contact surfaces of the turning workpiece are improved, the processing convenience of a coarse datum in the turning process is reduced, the material loss is reduced, and the turning efficiency is improved; through setting up centre gripping rotation axis and centre gripping rotary rod, improved turning and milling processing clamping stability, improved turning and milling processing work piece clamping convenience.
Description
Technical Field
The utility model relates to the field of machining fixtures, in particular to a fixture for turning and milling.
Background
Turning a curved surface of a defined workpiece rotating around a center, milling an eccentric shape which is obviously different from the traditional milling or turning shape, wherein the method has high metal removal rate and excellent chip control, and a clamp is generally used for fixing the workpiece when the workpiece is machined; in a common turning and milling process, a workpiece needs to be selected to be suitable for clamping according to the size parameters and the surface state of a rough machining standard before clamping and mounting, and a common vice clamping structure is in a flat contact mode, so that the workpiece needs to be directly contacted with the clamping bottom to bear weight for carrying out the turning and milling process; in the existing turning and milling clamp, the adaptation and installation structure of the rough reference is less, the rough reference is mostly dependent on the plane bearing of the clamp, the accurate rough reference can be obtained after the clamp is processed once again, for some rare materials and workpieces with smaller size operation space, the first tool turning and milling relation can meet the requirement on the processing precision, and the common turning and milling clamp is difficult to adapt to the rough reference parameter requirements of various conditions of different workpieces for clamping;
The adjustable clamp for turning and milling in the existing novel patent relates to the technical field of adjustable clamps, and can drive two threaded blocks to move relatively by rotating two threaded rods, so that two clamping blocks can clamp a workpiece on a placing block to process the workpiece relatively, the adjustable clamp can be suitable for workpieces with different sizes, a designated machine tool does not need to be replaced, the limitation is small, and the practicability of equipment is improved;
However, in the prior utility model patent, the adaptability to the rough reference of workpiece processing is poor when different workpieces are clamped for milling, and the process waste and the material waste still exist.
Disclosure of utility model
The utility model aims to provide a clamp for turning and milling, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a clamp for turning and milling processing, includes connecting plate, connecting plate up end fixedly connected with is to central dabber, is to central dabber upper end fixedly connected with bearing mounting plate, bearing mounting plate upper end is equipped with four equipartitions accomodate the mounting hole, every accomodate all be equipped with a profile adaptation mechanism in the mounting hole, the thick benchmark processing clamping of different turning and milling processing work piece can be adapted to profile adaptation mechanism, bearing mounting plate upper end is equipped with two bilateral symmetry's fixture, fixture can the clamping turning and milling processing work piece.
The profile adaptation mechanism comprises four adaptation oil cylinders fixedly connected in the accommodating mounting holes, and each adaptation oil cylinder is internally provided with an adaptation oil cavity;
An adaptation oil plug is slidably connected in each adaptation oil cavity, and an adaptation lifting rod is fixedly connected to the upper end face of each adaptation oil plug;
an adaptation oil port is arranged in the lower end wall of each adaptation oil cavity, and the upper end wall of each adaptation oil cavity is connected with an adaptation lifting rod in a sliding mode.
The machine tool connecting mechanism comprises two groups of connecting mounting holes arranged at the left end and the right end of the connecting bottom plate, and a centering expansion hole is arranged at the upper end of the centering mandrel.
The clamping mechanism comprises two bilaterally symmetrical clamping contact plates fixedly connected to the upper end surface of the bearing mounting bottom plate, and the upper end surfaces of the two clamping contact plates are both rotationally connected with a clamping rotating shaft;
Two the equal fixedly connected with centre gripping rotary rod of centre gripping rotation axis left end face, two the equal fixedly connected with centre gripping contact plate of centre gripping rotation axis right-hand member face.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through arranging the connecting bottom plate, the centering mandrel, the bearing mounting bottom plate, the adaptive oil cylinder and the adaptive lifting rod, the device can be integrally and fixedly arranged on the turning machine through the connecting bottom plate, under the centering action of the centering mandrel, a turning workpiece is placed on the bearing mounting bottom plate or the adaptive lifting rod which is adaptive to the position in the oil cylinder and corresponds to the installation contact surface profile of the rough standard, so that the installation adaptation capability of a turning machine tool clamp is improved, the centering installation accuracy of the turning workpiece is improved, the installation adaptation capability of multiple clamping contact surfaces of the turning workpiece is improved, the machining convenience of the rough standard in the turning process is reduced, the material loss is reduced, and the turning efficiency is improved;
Through setting up centre gripping contact plate, centre gripping curb plate, centre gripping rotation axis and centre gripping rotary rod, can drive centre gripping rotation axis and centre gripping contact plate when synchronous rotation on the centre gripping curb plate with turning workpiece fix the bearing state of setting, improved turning clamping stability, improved turning workpiece clamping convenience.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the present utility model;
FIG. 3 is a right side view of the illustration of FIG. 2 in accordance with the present utility model;
FIG. 4 is a schematic top view of FIG. 2 in accordance with the present utility model;
FIG. 5 is a schematic view of the internal structure of the present utility model;
FIG. 6 is an enlarged partial schematic view of the adaptive oil drum of FIG. 5 in accordance with the present utility model;
fig. 7 is an enlarged view of a portion of the present utility model where the contact plate is clamped in fig. 5.
In the figure: 11. a machine tool connecting mechanism; 12. a contour adaptation mechanism; 13. a clamping mechanism; 15. a connecting bottom plate; 16. connecting the mounting holes; 17. centering the core shaft; 18. a centering expansion hole; 19. adapting to the lifting rod; 20. a bearing mounting bottom plate; 21. adapting to an oil cylinder; 22. clamping the side plates; 23. clamping the contact plate; 24. receiving the mounting hole; 25. adapting to an oil plug; 26. adapting to an oil cavity; 27. an adaptation oil port; 28. clamping the rotating shaft; 29. clamping the rotating rod.
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.
Example 1:
Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a clamp for turning and milling processing, includes connecting bottom plate 15, connecting bottom plate 15 up end fixedly connected with is to center dabber 17, center dabber 17 upper end fixedly connected with bearing mounting plate 20, bearing mounting plate 20 upper end is equipped with four equipartitions accomodate mounting hole 24, every accomodate all be equipped with a contour adaptation mechanism 12 in the mounting hole 24, contour adaptation mechanism 12 can adapt to the thick benchmark processing clamping of different turning and milling processing work piece, bearing mounting plate 20 upper end is equipped with two bilateral symmetry's fixture 13, fixture 13 can the clamping turning and milling processing work piece.
The profile adaptation mechanism 12 comprises adaptation oil cylinders 21 fixedly connected in four storage mounting holes 24, and each adaptation oil cylinder 21 is internally provided with an adaptation oil cavity 26;
an adaptation oil plug 25 is slidably connected in each adaptation oil cavity 26, and an adaptation lifting rod 19 is fixedly connected to the upper end surface of each adaptation oil plug 25;
Each adaptation oil cavity 26 is provided with an adaptation oil port 27 in the lower end wall, each adaptation oil cavity 26 is provided with an adaptation lifting rod 19 in the upper end wall in a sliding connection mode, four adaptation oil ports 27 are connected to a hydraulic driving system of a machine tool, and driving pressure oil enters the clamping rotating shaft 28 through the adaptation oil ports 27 to lift the adaptation oil plugs 25, so that the adaptation lifting rods 19 are driven to move up to different installation bearing surface contour heights corresponding to rough references of the turning and milling machining workpieces.
The machine tool connecting mechanism 11 comprises two groups of connecting mounting holes 16 arranged at the left end and the right end of the connecting bottom plate 15, a centering expansion hole 18 is arranged at the upper end of a centering mandrel 17, the whole device is fixedly mounted on a milling workbench through the connecting mounting holes 16, and a centering reference is provided for rotatably mounting a central shaft in the centering expansion hole 18.
The clamping mechanism 13 comprises two bilaterally symmetrical clamping contact plates 23 fixedly connected to the upper end surface of the bearing mounting bottom plate 20, and the upper end surfaces of the two clamping contact plates 23 are both rotatably connected with a clamping rotating shaft 28;
Two clamping rotating rods 29 are fixedly connected to the left end face of the clamping rotating shaft 28, two clamping contact plates 23 are fixedly connected to the right end face of the clamping rotating shaft 28, and the clamping rotating rods 29 rotate to drive the clamping rotating shaft 28 and the clamping contact plates 23 to rotate on the clamping side plates 22, so that the clamping fixing of the two clamping contact plates 23 close to the center is achieved.
Working principle:
When in use, the whole device is fixedly arranged on a turning and milling workbench through the connecting and mounting holes 16, and a central shaft with proper length and diameter is rotatably arranged in the centering expansion holes 18 according to centering requirements, so that centering references are provided;
When a workpiece is clamped, according to the profile of a clamping surface corresponding to a rough reference surface of the workpiece to be machined, four adaptation oil ports 27 are connected to a hydraulic driving system of a machine tool through pipelines, and then pressure oil is driven to enter a clamping rotating shaft 28 through the adaptation oil ports 27 to lift an adaptation oil plug 25, so that an adaptation lifting rod 19 is driven to move upwards to different heights, and the installation bearing surface profile corresponding to the rough reference surface of the workpiece to be machined is adapted;
When clamping is fixed, the two clamping rotary rods 29 are rotated to drive the clamping rotary shafts 28 and the clamping contact plates 23 to rotate on the clamping side plates 22, so that the two clamping contact plates 23 are driven to be close to the center, and the workpiece to be machined is clamped and fixed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a clamp for turning and milling, includes connecting plate (15), connecting plate (15) up end fixedly connected with is to heart dabber (17), is to heart dabber (17) upper end fixedly connected with bearing mounting plate (20), its characterized in that, bearing mounting plate (20) upper end is equipped with four equipartitions accomodate mounting hole (24), every accomodate all be equipped with one profile adaptation mechanism (12) in mounting hole (24), profile adaptation mechanism (12) can adapt to the thick benchmark processing clamping of different turning and milling work pieces, bearing mounting plate (20) upper end is equipped with two bilateral symmetry fixture (13), fixture (13) can the clamping turning and milling work pieces.
2. A turning clamp according to claim 1, wherein the contour adaptation mechanism (12) comprises adaptation oil cylinders (21) fixedly connected in four receiving and mounting holes (24), and an adaptation oil cavity (26) is arranged in each adaptation oil cylinder (21).
3. A turning clamp according to claim 2, wherein an adaptation oil plug (25) is slidably connected in each adaptation oil cavity (26), and an adaptation lifting rod (19) is fixedly connected to the upper end surface of each adaptation oil plug (25).
4. A turning clamp according to claim 3, wherein an adaptation oil port (27) is provided in the lower end wall of each adaptation oil chamber (26), and an adaptation lifting rod (19) is slidably connected in the upper end wall of each adaptation oil chamber (26).
5. The fixture for turning and milling according to claim 1, further comprising a machine tool connecting mechanism (11), wherein the machine tool connecting mechanism (11) comprises two groups of connecting mounting holes (16) formed in the left end and the right end of the connecting bottom plate (15), and a centering expansion hole (18) is formed in the upper end of the centering mandrel (17).
6. The turning clamp according to claim 1, wherein the clamping mechanism (13) comprises two bilaterally symmetrical clamping contact plates (23) fixedly connected to the upper end surface of the bearing mounting base plate (20), and a clamping rotating shaft (28) is rotatably connected to the upper end surfaces of the two clamping contact plates (23).
7. The turning clamp according to claim 6, wherein a clamping rotary rod (29) is fixedly connected to the left end faces of the two clamping rotary shafts (28), and a clamping contact plate (23) is fixedly connected to the right end faces of the two clamping rotary shafts (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323166021.4U CN221495100U (en) | 2023-11-21 | 2023-11-21 | Clamp for turning and milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323166021.4U CN221495100U (en) | 2023-11-21 | 2023-11-21 | Clamp for turning and milling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221495100U true CN221495100U (en) | 2024-08-09 |
Family
ID=92130731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323166021.4U Active CN221495100U (en) | 2023-11-21 | 2023-11-21 | Clamp for turning and milling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221495100U (en) |
-
2023
- 2023-11-21 CN CN202323166021.4U patent/CN221495100U/en active Active
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