CN220260301U - Two-point clamping mechanism - Google Patents
Two-point clamping mechanism Download PDFInfo
- Publication number
- CN220260301U CN220260301U CN202321959152.5U CN202321959152U CN220260301U CN 220260301 U CN220260301 U CN 220260301U CN 202321959152 U CN202321959152 U CN 202321959152U CN 220260301 U CN220260301 U CN 220260301U
- Authority
- CN
- China
- Prior art keywords
- floating
- pull
- rod
- clamping mechanism
- utility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 210000002445 nipple Anatomy 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract description 20
- 238000004663 powder metallurgy Methods 0.000 abstract description 7
- 238000005520 cutting process Methods 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 11
- 239000003921 oil Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 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
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The utility model discloses a two-point type clamping mechanism which comprises a machine tool spindle, wherein two rod sleeves are fixed in the machine tool spindle, arc-shaped sliding holes are formed in the rod sleeves, pull rods are sleeved in the machine tool spindle in a sliding mode, floating pull disks are mounted on the pull rods, two pressing rods are sleeved on the floating pull disks in a rotating mode, the pressing rods penetrate through the rod sleeves and are fixedly provided with pressing plates, and steel balls are fixed on the side edges of the pressing rods and located in the arc-shaped sliding holes. The utility model can realize two-point compaction of the lathe, solves the problems of difficult clamping and deformation of special-shaped parts and powder metallurgy parts, has minimum interference of two-point compaction cutters, is not easy to deform, can be used for processing a light-weight fixture by using a higher rotating speed, realizes high-rotating-speed cutting, improves the processing efficiency, has small and exquisite shape, is convenient to install and is easy to maintain.
Description
Technical Field
The utility model relates to the technical field of inverted lathe machining, in particular to a two-point type clamping mechanism.
Background
When the inverted lathe is used for processing high-precision powder metallurgy products, the special-shaped parts and the powder metallurgy parts are not easy to clamp and are easy to deform in the clamping process, and in order to solve the problem, a two-point clamping mechanism is provided.
Disclosure of Invention
The utility model aims to solve the defects that special-shaped parts and powder metallurgy parts are not easy to clamp and are easy to deform in the clamping process in the prior art, and provides a two-point clamping mechanism.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a two-point clamping mechanism, includes the lathe main shaft, two pole sleeves are fixed with in the lathe main shaft, the arc slide hole has been seted up on the pole sleeve, the sliding sleeve has been cup jointed the pull rod in the lathe main shaft, install the floating pull disc on the pull rod, two depression bars have been cup jointed in the rotation on the floating pull disc, the depression bar runs through the pole sleeve and is fixed with the clamp plate, the side of depression bar is fixed with the steel ball, the steel ball is located the arc slide hole.
Preferably, the pressing rod is rotatably connected with the floating pulling disc through a bearing.
Preferably, the side of the rod sleeve is provided with an oil nozzle.
Compared with the prior art, the utility model has the beneficial effects that:
in the clamping process, the pull rod moves downwards, the floating pull disc moves downwards under the action of the pull rod, and the floating pull disc pulls the pressure rod, at the moment, the pressure rod can be driven to rotate on the floating pull disc by sliding the steel ball in the arc-shaped sliding hole, and meanwhile, the pressure rod drives the pressure plate to move downwards synchronously until a product is compressed; in the loosening process, the pull rod moves upwards, the floating pull disc moves upwards under the action of the pull rod, the floating pull disc drives the pressure rod to move upwards, at the moment, the pressure rod can be driven to rotate on the floating pull disc through sliding of the steel ball in the arc-shaped sliding hole, and meanwhile, the pressure rod drives the pressure plate to move upwards synchronously until a product is loosened; the two-point pressing of the lathe can be realized through the process, the problems that the special-shaped parts and the powder metallurgy parts are not easy to clamp and deform are solved, the interference of the two-point pressing cutters is minimum, the products are not easy to deform, the light-weight lathe of the clamp can use higher rotating speed for processing, the high rotating speed cutting is realized, the processing efficiency is improved, and the clamp is small in size, convenient to install and easy to maintain;
in the utility model, the compression bar can rotate on the floating pulling disc more smoothly through the bearing; lubricating oil can be injected into the rod sleeve through the oil nozzle, so that the smoothness of rolling of the steel ball in the arc-shaped sliding hole is improved.
Drawings
FIG. 1 is an expanded view of a two-point clamping mechanism according to the present utility model;
fig. 2 is a cross-sectional view of a two-point clamping mechanism according to the present utility model.
In the figure: a pull rod 1, a floating pull disc 2, a steel ball 3, a compression bar 4, a compression plate 5, an oil nozzle 6, a main shaft of a machine tool 7, an arc sliding hole 8, a rod sleeve 9 and a bearing 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.
Referring to fig. 1-2, two rod sleeves 9 are fixed in a machine tool spindle 7, arc-shaped sliding holes 8 are formed in the rod sleeves 9, a pull rod 1 is sleeved in the machine tool spindle 7 in a sliding mode, a floating pull disc 2 is installed on the pull rod 1, two pressing rods 4 are sleeved on the floating pull disc 2 in a rotating mode, the pressing rods 4 penetrate through the rod sleeves 9 and are fixedly provided with pressing plates 5, steel balls 3 are fixed on the side edges of the pressing rods 4, the steel balls 3 are located in the arc-shaped sliding holes 8, in the clamping process, the pull rod 1 moves downwards, the floating pull disc 2 moves downwards under the action of the pull rod 1, the pressing rods 4 are driven to rotate on the floating pull disc 2 through sliding of the steel balls 3 in the arc-shaped sliding holes 8, and meanwhile the pressing rods 4 drive the pressing plates 5 to move downwards synchronously until products are compressed; in the loosening process, the pull rod 1 moves upwards, the floating pull disc 2 moves upwards under the action of the pull rod 1, the floating pull disc 2 drives the press rod 4 to move upwards, at the moment, the steel ball 3 slides in the arc-shaped sliding hole 8 to drive the press rod 4 to rotate on the floating pull disc 2, and meanwhile, the press rod 4 drives the press plate 5 to move upwards synchronously until a product is loosened; the two-point pressing of the lathe can be realized through the process, the problems that special-shaped parts and powder metallurgy parts are difficult to clamp and deform are solved, the interference of the two-point pressing tools is minimum, the product is difficult to deform, the clamp light-weight machine tool can use higher rotating speed for processing, the high rotating speed cutting is realized, the processing efficiency is improved, and the clamp body is small and exquisite and is convenient to install and easy to maintain.
The pressing rod 4 is rotationally connected with the floating pulling tray 2 through a bearing 10, and the pressing rod 4 can rotate on the floating pulling tray 2 more smoothly through the bearing 10.
The side of the rod sleeve 9 is provided with the oil nozzle 6, and lubricating oil can be injected into the rod sleeve 9 through the oil nozzle 6, so that the rolling smoothness of the steel ball 3 in the arc-shaped sliding hole 8 is improved.
Working principle: in the clamping process, the pull rod 1 moves downwards, the floating pull disc 2 moves downwards under the action of the pull rod 1, the floating pull disc 2 pulls the pressure rod 4, at the moment, the pressure rod 4 can be driven to rotate on the floating pull disc 2 by sliding the steel ball 3 in the arc-shaped sliding hole 8, and meanwhile, the pressure rod 4 drives the pressure plate 5 to move downwards synchronously until a product is pressed; in the loosening process, the pull rod 1 moves upwards, the floating pull disc 2 moves upwards under the action of the pull rod 1, the floating pull disc 2 drives the press rod 4 to move upwards, at the moment, the steel ball 3 slides in the arc-shaped sliding hole 8 to drive the press rod 4 to rotate on the floating pull disc 2, and meanwhile, the press rod 4 drives the press plate 5 to move upwards synchronously until a product is loosened; the two-point pressing of the lathe can be realized through the process, the problems that the special-shaped parts and the powder metallurgy parts are not easy to clamp and deform are solved, the interference of the two-point pressing cutters is minimum, the products are not easy to deform, the light-weight lathe of the clamp can use higher rotating speed for processing, the high rotating speed cutting is realized, the processing efficiency is improved, and the clamp is small in size, convenient to install and easy to maintain; the compression bar 4 can rotate on the floating pulling disc 2 more smoothly through the bearing 10; lubricating oil can be injected into the rod sleeve 9 through the oil nozzle 6, so that the smoothness of rolling of the steel ball 3 in the arc-shaped sliding hole 8 is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (3)
1. The utility model provides a two-point clamping mechanism, includes lathe main shaft (7), its characterized in that, lathe main shaft (7) internal fixation has two pole cover (9), arc slide hole (8) have been seted up on pole cover (9), sliding sleeve has pull rod (1) in lathe main shaft (7), install floating pull disc (2) on pull rod (1), two depression bars (4) have been cup jointed in the rotation on floating pull disc (2), depression bar (4) run through pole cover (9) and are fixed with clamp plate (5), the side of depression bar (4) is fixed with steel ball (3), steel ball (3) are located arc slide hole (8).
2. A two-point clamping mechanism according to claim 1, characterized in that the pressure lever (4) is rotatably connected to the floating pulling disc (2) by means of bearings (10).
3. A two-point clamping mechanism according to claim 1, characterized in that the side of the sleeve (9) is provided with a nipple (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321959152.5U CN220260301U (en) | 2023-07-25 | 2023-07-25 | Two-point clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321959152.5U CN220260301U (en) | 2023-07-25 | 2023-07-25 | Two-point clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220260301U true CN220260301U (en) | 2023-12-29 |
Family
ID=89303871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321959152.5U Active CN220260301U (en) | 2023-07-25 | 2023-07-25 | Two-point clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220260301U (en) |
-
2023
- 2023-07-25 CN CN202321959152.5U patent/CN220260301U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200974133Y (en) | Automatic puncher | |
| CN111730338A (en) | Drilling and grinding integrated device | |
| CN220260301U (en) | Two-point clamping mechanism | |
| CN210878728U (en) | Workpiece clamping tool of precise linear guide rail milling machine | |
| CN2301282Y (en) | Full-automatic convex-concave copying milling machine | |
| CN207823675U (en) | A kind of VCH-180 dieing machines | |
| CN218696716U (en) | One-way mandrel surface grinding device convenient to adjust and used for refrigeration equipment | |
| CN216463052U (en) | Fixing tool for milling edges of machine tool parts | |
| CN213999343U (en) | Mechanism for automatically press-fitting piston clamp spring | |
| CN210632872U (en) | Automatic silvering device for silverware machining | |
| CN211637882U (en) | Aluminum shell neck rolling machine | |
| CN205395502U (en) | Character rolling machine | |
| CN219851561U (en) | Processing equipment for groove on outer wall of bearing ring | |
| CN207358583U (en) | A kind of single shaft varied angle numerically controlled machining platform device | |
| CN208322824U (en) | A kind of double end facing head | |
| CN220805152U (en) | Punching mechanism for machining mechanical equipment accessories | |
| CN220093687U (en) | Press-in device convenient for machining mechanical bearing | |
| CN216576788U (en) | Four-axis hydraulic rotating head jacket | |
| CN213317692U (en) | Metal processing lathe for mechanical automation | |
| CN215147461U (en) | Auxiliary clamping device for grinding bearing sleeve | |
| CN210334629U (en) | Gear milling machine for processing straight bevel gear | |
| CN219616745U (en) | Drilling device for butterfly valve production | |
| CN214982231U (en) | Graphite shaft sleeve processing equipment | |
| CN208288871U (en) | A kind of microminiature multistation cold forging machine | |
| CN218611207U (en) | Punching machine convenient to location is fixed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |