CN220426865U - Hydraulic four-jaw chuck - Google Patents
Hydraulic four-jaw chuck Download PDFInfo
- Publication number
- CN220426865U CN220426865U CN202321893221.7U CN202321893221U CN220426865U CN 220426865 U CN220426865 U CN 220426865U CN 202321893221 U CN202321893221 U CN 202321893221U CN 220426865 U CN220426865 U CN 220426865U
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- block
- wall
- chuck
- hydraulic
- replacement
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- 238000013016 damping Methods 0.000 claims description 26
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 239000007779 soft material Substances 0.000 abstract description 6
- 241001391944 Commicarpus scandens Species 0.000 abstract description 2
- 239000002023 wood Substances 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a hydraulic four-jaw chuck, which belongs to the technical field of hydraulic four-jaw chucks and adopts the technical scheme that the hydraulic four-jaw chuck comprises a chuck body and a clamping block, wherein the inner wall of the chuck body is movably connected with a fixing frame, the inner wall of the fixing frame is fixedly connected with a replacement block, one side of the replacement block, which is close to the clamping block, is bolted with a buffer mechanism, one side of the buffer mechanism, which is close to the clamping block, is bolted with the clamping block, and the problem that most of clamping parts of the existing hydraulic four-jaw chuck cannot be replaced quickly, when different types of parts are clamped, clamping jaws are usually taken down for replacement, the replacement process is troublesome, and a new hand is easy to misplace when clamping jaws are installed, when clamping jaws clamp soft materials such as wood, the clamping force of the clamping jaws of the chuck is too large, the surface of a workpiece is easy to damage, and when the clamping jaws are serious, the workpiece is easy to break, so that the using effect is affected is solved.
Description
Technical Field
The utility model relates to the technical field of hydraulic four-jaw chucks, in particular to a hydraulic four-jaw chuck.
Background
The four-jaw single-action chuck is fully called as a manual four-jaw single-action chuck for a machine tool, and is composed of a disk body, four screw rods and a pair of jaws.
At present, chinese patent with publication number CN218799211U discloses a hydraulic four-jaw chuck, relate to four-jaw chuck technical field, this hydraulic four-jaw chuck, including the mechanical box, rotate first threaded rod, it is rotatory to drive the limiting plate through first threaded rod, make limiting plate and mechanical box to being perpendicular, translation drive arrangement can drive first slider and second slider and move in opposite directions, make limiting plate and part contact, thereby carry out the centre gripping to longer part through the limiting plate, rotate the limiting plate and make limiting plate parallel with mechanical box, make splint and part contact through removing first slider and second slider, to shorter part centre gripping through splint, the limiting plate can carry out spacingly to the part, when the part receives the pulling force, spacing through the limiting plate, can prevent that the part from droing, thereby can need not a plurality of motors or pneumatic cylinder and drive, the cost is effectually reduced, also can remove four cardboard simultaneously, time and manpower have been effectively saved, production efficiency has been improved.
The machining industry often can use hydraulic four-jaw chuck, and the clamping part of current hydraulic four-jaw chuck mostly can't replace fast, when the part of centre gripping different grade type, is usually taken down the jack catch and is replaced, and the replacement process is comparatively troublesome to the condition that the new hand misplaced appears easily when installing the jack catch, when the jack catch when the soft material such as centre gripping timber, the too big damage appears in the work piece surface that leads to of clamping force of chuck jack catch, leads to the work piece to appear breaking easily when serious, inconvenient user uses.
Disclosure of Invention
The utility model provides a hydraulic four-jaw chuck, which aims to solve the problems that most of clamping parts of the existing hydraulic four-jaw chuck cannot be replaced quickly, when clamping different types of parts, clamping jaws are usually taken down to be replaced, the replacement process is troublesome, a new hand is easy to misplace when installing the clamping jaws, when the clamping jaws clamp soft materials such as wood, the clamping force of the clamping jaws of the chuck is too large, the surface of a workpiece is easy to damage, and when the clamping jaws are severe, the workpiece is easy to break, so that the using effect is affected.
The hydraulic four-jaw chuck comprises a chuck body and a clamping block, wherein the inner wall of the chuck body is movably connected with a fixing frame, the inner wall of the fixing frame is fixedly connected with a replacement block, one side, close to the clamping block, of the replacement block is bolted with a buffer mechanism, one side, close to the clamping block, of the buffer mechanism is bolted with a fixing block, and one side, close to the clamping block, of the fixing block is bolted with the clamping block;
the damping mechanism comprises a fixed plate, a spring and a damping shaft, wherein one side of the fixed plate, which is close to the replacement block, is bolted with the replacement block, one side of the damping shaft, which is close to the fixed plate, is bolted with the fixed block, and the spring is sleeved on the surface of the damping shaft.
In order to achieve the effect that the replacement block stably slides through the sliding block, the hydraulic four-jaw chuck is preferable, the top and the bottom of the replacement block are respectively bolted with the sliding block, and the surface of the sliding block is in sliding connection with the inner wall of the fixing frame.
In order to achieve the effect of rotating the knob on the inner wall of the replacement block, the hydraulic four-jaw chuck is preferable in the utility model, the inner wall of the replacement block is movably connected with the knob, and the surface of the knob is in threaded connection with the inner wall of the fixing frame.
In order to achieve the effect of rotating the knob on the inner wall of the fixing frame, the hydraulic four-jaw chuck is preferable in the utility model, a thread groove matched with the knob is formed on the inner wall of the fixing frame, and a countersunk hole matched with the knob is formed on the inner wall of the replacing block.
In order to achieve the effect that the sliding block slides through the sliding groove, the hydraulic four-jaw chuck is preferable, the inner wall of the fixing frame is provided with the sliding groove matched with the sliding block, and the inner wall of the knob is provided with the fixing groove.
In order to achieve the effect of stable use of the chuck body, the hydraulic four-jaw chuck is preferable in the utility model, the chuck body comprises a fixing bolt, a chuck frame and a spiral ring, the surface of the spiral ring is rotationally connected with the inner wall of the chuck frame, the surface of the fixing bolt is in threaded connection with the inner wall of the chuck frame, the surface of the fixing frame is movably connected with the inner wall of the chuck frame, and the surface of the spiral ring is movably connected with the inner wall of the fixing frame.
In order to achieve the effect that the replacement block slides on the inner wall of the fixing frame through the replacement groove, the hydraulic four-jaw chuck is preferable in the utility model, the inner wall of the fixing frame is provided with a driving groove matched with the spiral ring, and the inner wall of the fixing frame is provided with the replacement groove matched with the replacement block.
In order to achieve the effect that the fixing frame moves on the inner wall of the chuck frame through the movable groove, the hydraulic four-jaw chuck is preferable in the utility model, and the inner wall of the chuck frame is provided with the movable groove matched with the fixing frame for use.
Compared with the prior art, the utility model has the beneficial effects that:
this hydraulic four-jaw chuck through setting up chuck body, fixture block, the mount, replacement piece, buffer gear and fixed block, move about at the inner wall of chuck body through the mount during the use, when soft material such as centre gripping timber is needed, fix through the position of fixture block and fixed block, the fixed block is fixed with the position of damping axle, the damping axle is fixed with the position of fixed plate, the spring housing is established on the surface of damping axle, when chuck body is carrying out centre gripping during operation, the fixture block can at first contact the ligneous surface, continue the output through chuck body, make the replacement piece drive the fixed plate and move about, make the damping axle flexible to the predetermined value, then the force that pops out through the spring, the fixture block is convenient for carry out flexible centre gripping's work, make the fixture block keep the power of certain centre gripping, and avoid the condition that drops to appear at the in-process of centre gripping, convenient to use person uses, when needing the replacement anchor clamps, through removing the fixed to the replacement piece, the work of quick replacement anchor clamps of being convenient for.
Drawings
FIG. 1 is an overall block diagram of a hydraulic four-jaw chuck of the present utility model;
FIG. 2 is a block diagram of a chuck body according to the present utility model;
FIG. 3 is a block diagram of a mount according to the present utility model;
FIG. 4 is a block diagram of an alternate block of the present utility model;
fig. 5 is a structural view of a buffer mechanism in the present utility model.
In the figure, 1, chuck body; 101. a fixing bolt; 102. a chuck holder; 103. a spiral ring; 2. a buffer mechanism; 201. a fixing plate; 202. a spring; 203. a damping shaft; 3. a clamping block; 4. a fixing frame; 5. replacing the block; 6. a fixed block; 7. a slide block; 8. a knob; 9. a thread groove; 10. a countersunk hole; 11. a chute; 12. a fixing groove; 13. a driving groove; 14. a replacement groove; 15. a movable groove.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-5, the present utility model provides the following technical solutions: the hydraulic four-jaw chuck comprises a chuck body 1 and a clamping block 3, wherein the inner wall of the chuck body 1 is movably connected with a fixing frame 4, the inner wall of the fixing frame 4 is fixedly connected with a replacement block 5, one side, close to the clamping block 3, of the replacement block 5 is bolted with a buffer mechanism 2, one side, close to the clamping block 3, of the buffer mechanism 2 is bolted with a fixing block 6, and one side, close to the clamping block 3, of the fixing block 6 is bolted with the clamping block 3;
the buffer mechanism 2 comprises a fixed plate 201, a spring 202 and a damping shaft 203, wherein one side of the fixed plate 201, which is close to the replacement block 5, is bolted with the replacement block 5, one side of the damping shaft 203, which is close to the fixed plate 201, is bolted with the fixed plate 201, one side of the damping shaft 203, which is close to the fixed block 6, is bolted with the fixed block 6, and the spring 202 is sleeved on the surface of the damping shaft 203.
In this embodiment: through setting up chuck body 1, fixture block 3, mount 4, replacement piece 5, buffer gear 2 and fixed block 6, move about at the inner wall of chuck body 1 through mount 4 during the use, when soft material such as centre gripping timber is needed, fix through the position of fixture block 3 with fixed block 6, the position of fixed block 6 and damping shaft 203 is fixed, the damping shaft 203 is fixed with the position of fixed plate 201, the surface at damping shaft 203 is established to the spring 202 cover, when chuck body 1 is carrying out centre gripping work, fixture block 3 at first can contact the ligneous surface, continue the output through chuck body 1, make replacement piece 5 drive fixed plate 201 and move about, make damping shaft 203 flexible to the predetermined value, then through the force that spring 202 pops out, the work of flexible centre gripping is carried out to fixture block 3 of being convenient for, make fixture block 3 keep the force of certain centre gripping, and avoid the condition that the material appears droing at the in-process of centre gripping, convenient to use person uses, when needs the replacement anchor clamps, through releasing the fixing to replacement piece 5, the work of quick replacement anchor clamps is convenient for carry out.
As a technical optimization scheme of the utility model, the top and the bottom of the replacing block 5 are both bolted with the sliding blocks 7, and the surfaces of the sliding blocks 7 are in sliding connection with the inner wall of the fixing frame 4.
In this embodiment: through setting up slider 7, fix through the position of slider 7 with replacement piece 5 during the use, the work of the stable slip of replacement piece 5 through slider 7 of being convenient for avoids replacement piece 5 to appear rocking at will when the installation.
As a technical optimization scheme of the utility model, the inner wall of the replacement block 5 is movably connected with a knob 8, and the surface of the knob 8 is in threaded connection with the inner wall of the fixing frame 4.
In this embodiment: through setting up knob 8, rotate at the inner wall of replacement piece 5 and mount 4 through knob 8 during the use, be convenient for fix the position of replacement piece 5, be convenient for replace the work of anchor clamps.
As a technical optimization scheme of the utility model, the inner wall of the fixing frame 4 is provided with a thread groove 9 matched with the knob 8, and the inner wall of the replacing block 5 is provided with a countersunk hole 10 matched with the knob 8.
In this embodiment: through the thread groove 9 that mount 4 inner wall was seted up, the knob 8 of being convenient for and mount 4 threaded connection, through the counter bore 10 that the replacement piece 5 inner wall was seted up, the knob 8 of being convenient for and replacement piece 5 swing joint.
As a technical optimization scheme of the utility model, a sliding groove 11 matched with the sliding block 7 is formed in the inner wall of the fixing frame 4, and a fixing groove 12 is formed in the inner wall of the knob 8.
In this embodiment: through the spout 11 that mount 4 inner wall was seted up, the slider 7 of being convenient for was slided at the inner wall of mount 4 through spout 11, through the fixed slot 12 that the knob 8 inner wall was seted up, the external world of being convenient for rotates knob 8 through fixed slot 12.
As a technical optimization scheme of the utility model, the chuck body 1 comprises a fixing bolt 101, a chuck frame 102 and a spiral ring 103, wherein the surface of the spiral ring 103 is rotationally connected with the inner wall of the chuck frame 102, the surface of the fixing bolt 101 is in threaded connection with the inner wall of the chuck frame 102, the surface of the fixing frame 4 is movably connected with the inner wall of the chuck frame 102, and the surface of the spiral ring 103 is movably connected with the inner wall of the fixing frame 4.
In this embodiment: through setting up fixing bolt 101, chuck frame 102 and helicoid 103, fix through fixing bolt 101 and chuck frame 102's position during the use, helicoid 103 rotates at chuck frame 102's inner wall, is convenient for drive mount 4 and carries out the work of stable activity at chuck frame 102's inner wall.
As a technical optimization scheme of the utility model, a driving groove 13 matched with the spiral ring 103 is formed in the inner wall of the fixing frame 4, and a replacement groove 14 matched with the replacement block 5 is formed in the inner wall of the fixing frame 4.
In this embodiment: through the drive slot 13 that mount 4 inner wall was seted up, the spiral ring 103 of being convenient for drives mount 4 through drive slot 13 and moves, through the replacement groove 14 that mount 4 inner wall was seted up, the replacement piece 5 of being convenient for slides at the inner wall of mount 4 through replacement groove 14.
As a technical optimization scheme of the utility model, the inner wall of the chuck frame 102 is provided with a movable groove 15 matched with the fixed frame 4.
In this embodiment: through the movable groove 15 that the inner wall of chuck frame 102 was seted up, the mount 4 of being convenient for moves at the inner wall of chuck frame 102 through movable groove 15.
Working principle: firstly, move about at the inner wall of chuck body 1 through mount 4, when soft material such as centre gripping timber is needed, fix through the position of fixture block 3 with fixed block 6, the fixed block 6 is fixed with the position of damping axle 203, the damping axle 203 is fixed with the position of fixed plate 201, the spring 202 cover is established on the surface of damping axle 203, when chuck body 1 is carrying out centre gripping work, fixture block 3 at first can contact the ligneous surface, continue the output through chuck body 1, make replacement block 5 drive fixed plate 201 and move about, make damping axle 203 flexible to the predetermined value, then the force that pops up through spring 202, the work of the flexible centre gripping of fixture block 3 of being convenient for, make fixture block 3 keep the power of certain centre gripping, and avoid the condition that the material appears droing at the in-process of centre gripping, convenient to use person uses, when needing the replacement anchor clamps, through knob 8 rotates at the inner wall of replacement block 5 and mount 4, make knob 8 release the fixation to replacement block 5, then drive slider 7 and slide at the inner wall of mount 4 through replacement block 5, the work of being convenient for carrying out quick replacement anchor clamps.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a hydraulic four-jaw chuck, includes chuck body (1) and fixture block (3), its characterized in that: the chuck is characterized in that a fixing frame (4) is movably connected to the inner wall of the chuck body (1), a replacement block (5) is fixedly connected to the inner wall of the fixing frame (4), a buffer mechanism (2) is bolted to one side, close to the clamping block (3), of the replacement block (5), a fixing block (6) is bolted to one side, close to the clamping block (3), of the buffer mechanism (2), and one side, close to the clamping block (3), of the fixing block (6) is bolted to the clamping block (3);
the damping mechanism (2) comprises a fixed plate (201), a spring (202) and a damping shaft (203), wherein one side, close to a replacement block (5), of the fixed plate (201) is in bolt connection with the replacement block (5), one side, close to the fixed plate (201), of the damping shaft (203) is in bolt connection with the fixed plate (201), one side, close to a fixed block (6), of the damping shaft (203) is in bolt connection with the fixed block (6), and the spring (202) is sleeved on the surface of the damping shaft (203).
2. A hydraulic four-jaw chuck according to claim 1, wherein: the top and the bottom of the replacement block (5) are both bolted with a sliding block (7), and the surface of the sliding block (7) is in sliding connection with the inner wall of the fixing frame (4).
3. A hydraulic four-jaw chuck according to claim 1, wherein: the inner wall of the replacing block (5) is movably connected with a knob (8), and the surface of the knob (8) is in threaded connection with the inner wall of the fixing frame (4).
4. A hydraulic four-jaw chuck according to claim 3, wherein: the inner wall of the fixing frame (4) is provided with a thread groove (9) matched with the knob (8), and the inner wall of the replacing block (5) is provided with a countersunk hole (10) matched with the knob (8).
5. A hydraulic four-jaw chuck according to claim 3, wherein: the inner wall of the fixing frame (4) is provided with a sliding groove (11) matched with the sliding block (7), and the inner wall of the knob (8) is provided with a fixing groove (12).
6. A hydraulic four-jaw chuck according to claim 1, wherein: the chuck comprises a chuck body (1) and is characterized in that the chuck body (1) comprises a fixing bolt (101), a chuck frame (102) and a spiral ring (103), the surface of the spiral ring (103) is rotationally connected with the inner wall of the chuck frame (102), the surface of the fixing bolt (101) is in threaded connection with the inner wall of the chuck frame (102), the surface of a fixing frame (4) is movably connected with the inner wall of the chuck frame (102), and the surface of the spiral ring (103) is movably connected with the inner wall of the fixing frame (4).
7. A hydraulic four-jaw chuck according to claim 6, wherein: the inner wall of the fixing frame (4) is provided with a driving groove (13) matched with the spiral ring (103), and the inner wall of the fixing frame (4) is provided with a replacement groove (14) matched with the replacement block (5).
8. A hydraulic four-jaw chuck according to claim 6, wherein: the inner wall of the chuck frame (102) is provided with a movable groove (15) matched with the fixed frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893221.7U CN220426865U (en) | 2023-07-18 | 2023-07-18 | Hydraulic four-jaw chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893221.7U CN220426865U (en) | 2023-07-18 | 2023-07-18 | Hydraulic four-jaw chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220426865U true CN220426865U (en) | 2024-02-02 |
Family
ID=89687994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321893221.7U Active CN220426865U (en) | 2023-07-18 | 2023-07-18 | Hydraulic four-jaw chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220426865U (en) |
-
2023
- 2023-07-18 CN CN202321893221.7U patent/CN220426865U/en active Active
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