CN212168997U - Floating type three-jaw chuck convenient for clamping irregular cylindrical structure - Google Patents
Floating type three-jaw chuck convenient for clamping irregular cylindrical structure Download PDFInfo
- Publication number
- CN212168997U CN212168997U CN202020221517.4U CN202020221517U CN212168997U CN 212168997 U CN212168997 U CN 212168997U CN 202020221517 U CN202020221517 U CN 202020221517U CN 212168997 U CN212168997 U CN 212168997U
- Authority
- CN
- China
- Prior art keywords
- chuck
- clamping
- jaw chuck
- expansion plate
- convenient
- 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
Images
Landscapes
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model relates to a three-jaw chuck, especially a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure. It includes chuck, jack catch and flexible support piece, and the equidistance is provided with three jack catch that is used for pressing from both sides tight work piece on the chuck, and the chuck center is provided with flexible support piece, and flexible support piece includes mounting panel, connecting axle, expansion plate and adjustable bolt, and the connection can be dismantled at the chuck center through the bolt to the mounting panel, and the one side that the chuck was kept away from to the mounting panel is connected with the expansion plate through the connecting axle, has seted up a plurality of screw thread through-hole on the expansion plate, and. The clamping jaw and the telescopic supporting piece can effectively clamp an irregular or cylindrical workpiece with few clamping parts, so that axial and radial bidirectional positioning is realized, and subsequent processing of the workpiece is facilitated.
Description
Technical Field
The utility model relates to a three-jaw chuck, especially a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure.
Background
The three-jaw chuck is a machine tool accessory which clamps and positions a workpiece by utilizing the radial movement of three movable jaws uniformly distributed on a chuck body. The three-jaw chuck is usually matched with rotary machine tool equipment such as a lathe and the like to work, a workpiece which is usually clamped by the three-jaw chuck is cylindrical, and the cylindrical workpiece is very suitable for clamping by using the three-jaw chuck. However, in the actual production process, some special-shaped workpieces still have partial cylindrical side surfaces, but the cylindrical side surfaces which can be contacted with the clamping jaws are small in area, and the clamping jaws cannot clamp the side surfaces of the workpieces well.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure can carry out the centre gripping effectively to irregular or less cylindrical work piece of clamping part through jack catch and flexible support piece, realizes axial and radial two-way location, the follow-up processing of the work piece of being convenient for.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, includes chuck, jack catch and flexible support piece, the equidistance is provided with the three jack catch that is used for pressing from both sides tight work piece on the chuck, the chuck center is provided with flexible support piece, flexible support piece includes mounting panel, connecting axle, expansion plate and adjustable bolt, the mounting panel can be dismantled at the chuck center through the bolt, the one side that the chuck was kept away from to the mounting panel is connected with the expansion plate through the connecting axle, a plurality of screw thread through-hole has been seted up on the expansion plate, threaded connection has adjustable bolt in.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, the limiting groove is formed in one side, facing the axis of the chuck, of each of the three clamping jaws in a surrounding mode.
According to the floating type three-jaw chuck convenient for clamping irregular cylindrical structures, the mounting plate and the telescopic plate are triangular plates, and three side faces of the mounting plate and the telescopic plate are respectively opposite to the three clamping jaws.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, at least three adjustable bolts are arranged, and the adjustable bolts are arranged on the expansion plate at equal angles around the axis of the connecting shaft.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, the mounting plate and the expansion plate are both provided with the arc chamfers.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, the nut of the adjustable bolt is provided with the vibration reduction sleeve head.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, the damping sleeve head is made of one of silica gel, rubber and Teflon.
According to the floating type three-jaw chuck convenient for clamping the irregular cylindrical structure, the mounting plate, the connecting shaft and the expansion plate are integrally formed.
Compared with the prior art, the utility model discloses an useful part lies in:
1) the utility model provides a floating type three-jaw chuck convenient for clamping irregular cylindrical structures, which can effectively clamp the irregular or less-part cylindrical workpieces through clamping jaws and telescopic supporting pieces, realize axial and radial bidirectional positioning and facilitate the subsequent processing of the workpieces;
2) the telescopic plate is provided with the plurality of threaded through holes, and the adjustable bolts with different lengths are connected in the threaded through holes in a threaded manner, so that the adjustable bolts can adapt to cylindrical workpieces with different end surfaces, and are matched with the clamping jaws to limit the workpieces in the axial direction and the radial direction, and the subsequent processing is facilitated;
3) the limiting grooves are formed in the sides, facing the axis of the chuck, of the three clamping jaws in a surrounding mode, so that the workpiece is completely limited in the axial direction under the axial clamping of the adjustable bolt and the clamping jaws, the workpiece is completely limited due to the fact that the three clamping jaws achieve radial positioning of the workpiece, and the possibility of deviation is reduced when the workpiece is machined under the condition that the workpiece is machined, and machining accuracy is high;
4) the mounting plate and the telescopic plate are set to be triangular plates, and three side surfaces of the mounting plate and the telescopic plate are respectively opposite to the three clamping jaws, so that the space between the three clamping jaws is effectively utilized, more adjustable bolts are favorably arranged, and more complex workpieces are conveniently supported;
5) by arranging at least three adjustable bolts, the adjustable bolts are arranged on the telescopic plate at equal angles around the axis of the connecting shaft, so that a good ground supporting effect can be achieved on a workpiece;
6) arc chamfers are arranged on the mounting plate and the telescopic plate, so that collision of the mounting plate and the telescopic plate on a workpiece is reduced, the condition of scratching workers is also reduced, and the processing safety is improved;
7) the vibration reduction sleeve head is arranged on the nut of the adjustable bolt and is made of soft materials such as silica gel, rubber, Teflon and the like, so that the adjustable bolt can better support a workpiece and reduce vibration generated in the machining process;
8) the mounting plate, the connecting shaft and the telescopic plate are integrally formed, so that the strength and the rigidity of the telescopic support piece are better, and the telescopic support piece is beneficial to long-term effective use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the telescopic supporting member of the present invention;
fig. 3 is a schematic view of the support of the irregular cylindrical structure by the telescopic support.
The meaning of the reference numerals: 1. a chuck; 2. a claw; 3. a telescopic support; 4. mounting a plate; 5. a connecting shaft; 6. a retractable plate; 7. an adjustable bolt; 8. a limiting groove; 9. the damping sleeve head.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
The embodiment of the utility model provides a: a floating type three-jaw chuck convenient for clamping irregular cylindrical structures is composed of a chuck 1, jaws 2 and telescopic supporting pieces 3, wherein three jaws 2 for clamping workpieces are arranged on the chuck 1 at equal angles, the telescopic supporting pieces 3 are arranged at the center of the chuck 1, each telescopic supporting piece 3 comprises a mounting plate 4, a connecting shaft 5, a telescopic plate 6 and an adjustable bolt 7, the mounting plate 4 is detachably connected at the center of the chuck 1 through bolts, one surface, far away from the chuck 1, of the mounting plate 4 is connected with the telescopic plate 6 through the connecting shaft 5, a plurality of thread through holes are formed in the telescopic plate 6, the adjustable bolts 7 are in threaded connection in the thread through holes, a plurality of thread through holes are formed in the telescopic plate 6, the adjustable bolts 7 with different lengths are in the thread through holes, and therefore the adjustable bolts 7 can adapt to cylindrical workpieces with different end faces, and the clamping jaw 2 is matched to limit the workpiece in the axial direction and the radial direction, so that the subsequent processing is facilitated.
Floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, three jack catch 2 encircles towards one side in chuck 1 axle center and has seted up spacing groove 8, through encircle to set up spacing groove 8 in one side in three jack catch 2 towards chuck 1 axle center to make the work piece under adjustable bolt 7 and jack catch 2's axial clamp, realize axial completely spacing, because three jack catch 2 has realized the radial positioning to the work piece, consequently the work piece is spacing completely, under this condition, the work piece is processed the possibility that can reduce the skew man-hour, consequently, the machining precision is higher.
Floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, mounting panel 4 and expansion plate 6 are the set-square, the three side of mounting panel 4 and expansion plate 6 is just to three jack catch 2 respectively, through setting up mounting panel 4 and expansion plate 6 into the set-square to the three side of mounting panel 4 and expansion plate 6 is just to three jack catch 2 respectively, thereby utilized the space between three jack catch 2 comparatively effectively, be favorable to setting up more adjustable bolt 7, be convenient for support more complicated ground work piece.
Floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, adjustable bolt 7 is provided with three at least, adjustable bolt 7 is around 5 angles such as axle center of connecting axle setting on expansion plate 6, through setting up three adjustable bolt 7 at least, thereby adjustable bolt 7 is around 5 angles such as axle center of connecting axle setting on expansion plate 6 can play better ground supporting effect to the work piece.
Floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, all seted up the circular arc chamfer on mounting panel 4 and the expansion plate 6, through all seting up the circular arc chamfer on mounting panel 4 and expansion plate 6 to reduce the colliding with of mounting panel 4 and expansion plate 6 to the work piece, also reduce fish tail workman's the condition, improved the processing security.
Floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, be provided with damping pullover 9 on adjustable bolt 7's the nut, damping pullover 9 is for having offered hole cylindrical structure, through setting up damping pullover 9 on adjustable bolt 7's nut, damping pullover 9's material is one of silica gel, rubber and teflon, and damping pullover 9 adopts soft materials such as silica gel, rubber and teflon to can be adjustable bolt 7 and carry out better support to the work piece, and reduce the vibration that produces in the course of working.
The floating type three-jaw chuck convenient for clamping the irregular cylindrical structure is characterized in that the mounting plate 4, the connecting shaft 5 and the expansion plate 6 are integrally formed, and the mounting plate 4, the connecting shaft 5 and the expansion plate 6 are integrally formed, so that the strength and the rigidity of the telescopic support piece 3 are better, and the long-term effective use is facilitated.
The utility model discloses a theory of operation:
the utility model discloses a through assembling into a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure with parts such as chuck 1, jack catch 2 and flexible support piece 3 to can carry out the centre gripping effectively to irregular or less cylindrical work piece of clamping part through jack catch 2 and flexible support piece 3, realize axial and radial two-way location, the follow-up processing of the work piece of being convenient for. The utility model also provides a plurality of screw thread through holes on the expansion plate 6, and the adjustable bolts 7 with different lengths are connected by screw threads in the screw thread through holes, so that the adjustable bolts 7 can adapt to cylindrical workpieces with different end surfaces, and are matched with the clamping jaws 2 to carry out axial and radial limiting on the workpieces, thereby facilitating subsequent processing; one side of the three clamping jaws 2 facing the axis of the chuck 1 is provided with a limiting groove 8 in a surrounding manner, so that the workpiece is completely limited in the axial direction under the axial clamping of the adjustable bolt 7 and the clamping jaws 2, and the workpiece is completely limited because the three clamping jaws 2 realize the radial positioning of the workpiece, and under the condition, the possibility of deviation is reduced when the workpiece is processed, so that the processing precision is higher; the mounting plate 4 and the telescopic plate 6 are set to be triangular plates, and three side surfaces of the mounting plate 4 and the telescopic plate 6 are respectively opposite to the three clamping jaws 2, so that the space between the three clamping jaws 2 is effectively utilized, more adjustable bolts 7 are arranged, and more complex workpieces are supported conveniently; by arranging at least three adjustable bolts 7, the adjustable bolts 7 are arranged on the expansion plate 6 at equal angles around the axis of the connecting shaft 5, so that a good ground supporting effect can be achieved on a workpiece; arc chamfers are arranged on the mounting plate 4 and the telescopic plate 6, so that collision of the mounting plate 4 and the telescopic plate 6 on a workpiece is reduced, the condition of scratching workers is reduced, and the processing safety is improved; the vibration reduction sleeve head 9 is arranged on the nut of the adjustable bolt 7, and the vibration reduction sleeve head 9 is made of soft materials such as silica gel, rubber, Teflon and the like, so that the adjustable bolt 7 can better support a workpiece, and vibration generated in the machining process is reduced; by integrally forming the mounting plate 4, the connecting shaft 5 and the telescopic plate 6, the strength and rigidity of the telescopic support 3 are better, which is beneficial to long-term effective use.
Claims (8)
1. The utility model provides a floating three-jaw chuck convenient to press from both sides tight irregular cylinder structure, a serial communication port, including chuck (1), jack catch (2) and flexible support piece (3), wait the angle on chuck (1) to be provided with three jack catch (2) that are used for pressing from both sides tight work piece, chuck (1) center is provided with flexible support piece (3), flexible support piece (3) are including mounting panel (4), connecting axle (5), expansion plate (6) and adjustable bolt (7), connection at chuck (1) center can be dismantled through the bolt in mounting panel (4), the one side that chuck (1) was kept away from in mounting panel (4) is connected with expansion plate (6) through connecting axle (5), a plurality of screw through-hole has been seted up on expansion plate (6), threaded connection has adjustable bolt (7) in the screw through-hole.
2. The floating type three-jaw chuck convenient for clamping the irregular cylindrical structure as claimed in claim 1, is characterized in that one side of the three jaws (2) facing to the axis of the chuck (1) is surrounded by a limit groove (8).
3. The floating type three-jaw chuck for clamping irregular cylindrical structures as claimed in claim 2, wherein the mounting plate (4) and the expansion plate (6) are triangular plates, and three side surfaces of the mounting plate (4) and the expansion plate (6) are respectively opposite to the three clamping jaws (2).
4. The floating type three-jaw chuck convenient for clamping irregular cylindrical structures as claimed in claim 3, is characterized in that the number of the adjustable bolts (7) is at least three, and the adjustable bolts (7) are arranged on the expansion plate (6) at equal angles around the axle center of the connecting shaft (5).
5. The floating type three-jaw chuck convenient for clamping irregular cylindrical structures as claimed in claim 4, characterized in that the mounting plate (4) and the expansion plate (6) are both provided with circular arc chamfers.
6. A floating three-jaw chuck for facilitating clamping of irregular cylindrical structures, according to claim 5, characterized in that the adjustable bolt (7) is provided with a damping socket (9) on its nut.
7. The floating type three-jaw chuck convenient for clamping irregular cylindrical structures as claimed in claim 6, wherein the material of the damping sleeve head (9) is one of silica gel, rubber and Teflon.
8. A floating three-jaw chuck for facilitating clamping of irregular cylindrical structures, according to claim 1 or 7, characterized in that the mounting plate (4), the connecting shaft (5) and the telescopic plate (6) are formed in one piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221517.4U CN212168997U (en) | 2020-02-27 | 2020-02-27 | Floating type three-jaw chuck convenient for clamping irregular cylindrical structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221517.4U CN212168997U (en) | 2020-02-27 | 2020-02-27 | Floating type three-jaw chuck convenient for clamping irregular cylindrical structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212168997U true CN212168997U (en) | 2020-12-18 |
Family
ID=73777560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020221517.4U Active CN212168997U (en) | 2020-02-27 | 2020-02-27 | Floating type three-jaw chuck convenient for clamping irregular cylindrical structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212168997U (en) |
-
2020
- 2020-02-27 CN CN202020221517.4U patent/CN212168997U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110480542B (en) | Overturning positioning supporting tool system | |
| CN209902678U (en) | Auxiliary supporting device for processing cylindrical thin-wall parts | |
| CN212168997U (en) | Floating type three-jaw chuck convenient for clamping irregular cylindrical structure | |
| CN211072730U (en) | Safe hydraulic locking tool for machine tool | |
| CN111168425A (en) | Clamp for machining inclined plane of small end of connecting rod | |
| CN209886714U (en) | Chuck | |
| CN103978240A (en) | Machine tool clamp and machine tool using machine tool clamp | |
| CN205520539U (en) | Automatic alignment fixture | |
| CN213053760U (en) | Fixing clamp for processing shaft workpieces | |
| CN211840281U (en) | Rotary type porous drilling machine fixture for thin-wall sleeve part | |
| CN210588282U (en) | Lathe fixture for drilling center hole on scraping plane | |
| CN209774066U (en) | Multifunctional clamp | |
| CN217801282U (en) | Positioning and clamping tool for machining circular workpiece | |
| CN206169727U (en) | Universal fixed frock | |
| CN218946947U (en) | Milling cylinder plane clamp | |
| CN213615352U (en) | Mould clamping device of milling machine | |
| CN213438427U (en) | Drilling clamp capable of improving clamping efficiency | |
| CN213888223U (en) | Centering chuck for processing cube shape | |
| CN219379902U (en) | Novel tool clamp for concave-shaped workpiece | |
| CN203817428U (en) | Machine tool clamp and machine tool using same | |
| CN210452316U (en) | Clamp for polishing in production of ceramic-based circuit board | |
| CN211760012U (en) | Movable three-jaw chuck clamp for machining center | |
| CN219444220U (en) | Machining center hydraulic pressure frock clamp | |
| CN216029485U (en) | Quick positioning tool for cross shaft | |
| CN219113803U (en) | Multi-station quick-dismantling flat tongs |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |