CN215033734U - Chuck with adjustable clamping length for machine tool - Google Patents
Chuck with adjustable clamping length for machine tool Download PDFInfo
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- CN215033734U CN215033734U CN202121239538.XU CN202121239538U CN215033734U CN 215033734 U CN215033734 U CN 215033734U CN 202121239538 U CN202121239538 U CN 202121239538U CN 215033734 U CN215033734 U CN 215033734U
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- rotary drum
- clamp
- chuck
- adjusting screw
- tight
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Abstract
The utility model provides a chuck for lathe with adjustable centre gripping length, including the rotary drum, the anterior sliding connection of rotary drum has a plurality of tight pieces of clamp, the interior back of the body wall fixed mounting of rotary drum has and drives actuating cylinder, the anterior fixed mounting who drives actuating cylinder has the connecting block, all sides face activity of connecting block articulates there is the connecting rod corresponding with tight piece of clamp, and the tip of connecting rod is articulated with the activity of the tight piece of clamp, the upper surface activity of the tight piece of clamp has cup jointed adjusting screw, adjusting screw slides along adjusting screw's axis direction, all sides face threaded connection of adjusting screw has the thread bush, and the thread bush rotates and connects the top at tight piece of clamp, one side that the tight piece of clamp is close to rotary drum axis direction is provided with and presss from both sides tight post. The utility model discloses a rotating the thread bush and can driving adjusting screw and rise or descend, and then adjusting the position of pressing from both sides tight post through the spliced pole, the centre gripping length that makes the tight post of clamp can treat the processing work piece is adjusted, and the cutter of being convenient for cuts the machined part.
Description
Technical Field
The utility model relates to the technical field of machining, especially, relate to a chuck for lathe with adjustable centre gripping length.
Background
When a workpiece is machined, machining operations such as milling, drilling and boring are often required to be performed through the workpiece to be machined.
The chuck is generally adopted to realize the location to the processing of spare parts such as axle type, pipe class, and the chuck generally homoenergetic realizes that the centre gripping of centering effect is tight, and the centre gripping length of treating the processing work piece of some for the chuck of current lathe can't be adjusted, and the cutter of being not convenient for cuts the machined part, unsatisfied user demand.
Disclosure of Invention
In order to solve the technical problems in the prior art, it is necessary to provide a chuck for a machine tool, which has an adjustable clamping length.
The utility model provides a chuck for lathe with adjustable centre gripping length, includes the rotary drum, the anterior sliding connection of rotary drum has a plurality of tight pieces of clamp, the interior back wall fixed mounting of rotary drum has drive actuating cylinder, drive actuating cylinder's anterior fixed mounting has the connecting block, the activity of week side of connecting block articulates has the connecting rod corresponding with the tight piece of clamp, just the tip and the tight piece activity of clamp of connecting rod articulate, places the work piece of treating processing in the front of rotary drum, and the output of drive actuating cylinder stretches out and draws back, can treat the processing work piece centre gripping through the transmission of connecting block and connecting rod, the upper surface activity of the tight piece of clamp has cup jointed adjusting screw, and adjusting screw slides along adjusting screw's axis direction, adjusting screw's week side threaded connection has the thread bush, and the thread bush rotates and connects at the top of the tight piece of clamp, the tight piece of clamp is close to one side of rotary drum axis direction and is provided with the clamp post, the clamping column is in direct contact with a workpiece to be machined, the clamping block clamps the workpiece to be machined through the clamping column, the top of the adjusting screw is fixedly connected with the connecting column, the clamping column is fixedly connected to the end of the connecting column, the adjusting screw can be driven to ascend or descend by rotating the threaded sleeve, and then the position of the clamping column is adjusted through the connecting column, so that the clamping column can adjust the clamping length of the workpiece to be machined, and a cutter convenient to cut the workpiece.
Preferably, the back of rotary drum is provided with the mounting panel, mounting panel and rotary drum fixed connection, the setting of mounting panel can be convenient for install the clamp block, the fixed surface of rotary drum has embedded a plurality of slide rails that are circumference array distribution, the spout has been seted up to the upper surface of slide rail, the bottom fixed mounting of clamp block has the slider, slider sliding connection is in the spout, and the cooperation of slider and spout can make the clamp block carry out the motion process of centre gripping to the work piece and remain stable.
Preferably, it is a plurality of the connecting rod keeps away from the one end activity of connecting block and articulates in the bottom of corresponding slider, the week side of thread bush is provided with a plurality of handles that are the ring array and distribute, thread bush and the integrative casting shaping of handle, the setting of handle can make things convenient for the operator to rotate the thread bush, is convenient for adjust the centre gripping length of pressing from both sides tight post.
Preferably, a supporting block is arranged at the front circle center of the rotary drum and fixedly connected with the rotary drum, the supporting block can be used for placing a workpiece to be processed, an arc-shaped groove is formed in one side, close to the supporting block, of the clamping column, and the contact area between the clamping column and the workpiece to be processed can be increased due to the arrangement of the arc-shaped groove, so that the clamping effect is improved.
The utility model adopts the above technical scheme, compare with prior art, its beneficial effect lies in: the utility model comprises a rotary drum, the front part of the rotary drum is connected with a plurality of clamping blocks in a sliding way, the inner back wall of the rotary drum is fixedly provided with a driving cylinder, the front part of the driving cylinder is fixedly provided with a connecting block, the peripheral side surface of the connecting block is movably hinged with a connecting rod corresponding to the clamping blocks, the end part of the connecting rod is movably hinged with the clamping blocks, a workpiece to be processed is placed in front of the rotary drum, the output end of the driving cylinder stretches out and draws back, the workpiece to be processed can be clamped through the transmission of the connecting block and the connecting rod, the upper surface of the clamping block is movably sleeved with an adjusting screw rod, the adjusting screw rod slides along the axial direction of the adjusting screw rod, the peripheral side surface of the adjusting screw rod is connected with a thread sleeve in a threaded way, the thread sleeve is rotatably connected with the top part of the clamping block, one side of the clamping block close to the axial direction of the rotary drum is provided with a clamping column, the clamping column is in direct contact with the workpiece to be processed, the clamping block is clamped through the clamping column, the top fixedly connected with spliced pole of adjusting screw presss from both sides tight post fixed connection at the tip of spliced pole, rotates the thread bush and can drive adjusting screw and rise or descend, and then adjusts the position of pressing from both sides tight post through the spliced pole, makes to press from both sides tight post and can treat the centre gripping length of processing work piece and adjust, and the cutter of being convenient for cuts the machined part. The utility model discloses a drive the flexible work piece of treating of actuating cylinder and carry out the centre gripping, rotate the thread bush and can drive adjusting screw and rise or descend, and then adjust the position of pressing from both sides tight post through the spliced pole, make press from both sides tight post and can treat the centre gripping length of processing work piece and adjust, the setting of handle can make things convenient for the operator to rotate the thread bush, the cooperation of slider and spout can make and press from both sides tight piece and carry out the motion process of centre gripping to the work piece and remain stable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 3 is a front view of the overall structure of the present invention.
Fig. 4 is a schematic cross-sectional view of a-a in fig. 3 according to the present invention.
Fig. 5 is a side view of the overall structure of the present invention.
In the figure: 1. a rotating drum; 11. mounting a plate; 12. a resisting block; 2. a clamping block; 21. a slider; 3. adjusting the screw rod; 31. a threaded sleeve; 311. a handle; 4. clamping the column; 401. an arc-shaped slot; 41. connecting columns; 5. a driving cylinder; 6. connecting blocks; 61. a connecting rod; 7. a slide rail; 701. a chute.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Referring to fig. 1 to 4, an embodiment of the present invention provides a chuck for a machine tool with adjustable clamping length, which includes a rotary drum 1, a plurality of clamping blocks 2 are slidably connected to a front portion of the rotary drum 1, a driving cylinder 5 is fixedly installed on an inner back wall of the rotary drum 1, a connecting block 6 is fixedly installed on a front portion of the driving cylinder 5, a connecting rod 61 corresponding to the clamping block 2 is movably hinged to a circumferential side surface of the connecting block 6, an end portion of the connecting rod 61 is movably hinged to the clamping block 2, a workpiece to be processed is placed in front of the rotary drum 1, an output end of the driving cylinder 5 extends and retracts, the workpiece to be processed can be clamped through transmission of the connecting block 6 and the connecting rod 61, an adjusting screw 3 is movably sleeved on an upper surface of the clamping block 2, the adjusting screw 3 slides along an axial direction of the adjusting screw 3, a thread sleeve 31 is threadedly connected to a circumferential side surface of the adjusting screw 3, and the thread sleeve 31 is rotatably connected to a top portion of the clamping block 2, one side that presss from both sides tight piece 2 and be close to 1 axis direction of rotary drum is provided with and presss from both sides tight post 4, press from both sides tight post 4 and treat processing work piece direct contact, press from both sides tight piece 2 and treat processing work piece centre gripping through pressing from both sides tight post 4, adjusting screw 3's top fixedly connected with spliced pole 41, press from both sides tight 4 fixed connection in the tip of spliced pole 41, it can drive adjusting screw 3 to rise or descend to rotate thread bush 31, and then adjust the position of pressing from both sides tight post 4 through spliced pole 41, make press from both sides tight post 4 and can treat processing work piece's centre gripping length and adjust, the cutter of being convenient for cuts the machined part.
The back of rotary drum 1 is provided with mounting panel 11, mounting panel 11 and rotary drum 1 fixed connection, mounting panel 11 set up can be convenient for install clamping block 2, the upper surface of rotary drum 1 has embedded a plurality of slide rails 7 that are circumference array distribution, spout 701 has been seted up to slide rail 7's upper surface, the bottom fixed mounting who presss from both sides clamping block 2 has slider 21, slider 21 sliding connection is in spout 701, slider 21 and spout 701's cooperation can make clamping block 2 carry out the motion process of centre gripping to the work piece and remain stable.
One end of each connecting rod 61, which is far away from the connecting block 6, is movably hinged to the bottom of the corresponding sliding block 21, a plurality of handles 311 which are distributed in an annular array are arranged on the peripheral side surface of the threaded sleeve 31, the threaded sleeve 31 and the handles 311 are integrally cast and formed, the handles 311 are arranged to facilitate an operator to rotate the threaded sleeve 31, and the clamping length of the clamping column 4 is convenient to adjust.
The front circle center of the rotary drum 1 is provided with a supporting block 12, the supporting block 12 is fixedly connected with the rotary drum 1, the supporting block 12 can be used for placing a workpiece to be processed, one side, close to the supporting block 12, of the clamping column 4 is provided with an arc-shaped groove 401, and the contact area between the clamping column 4 and the workpiece to be processed can be increased due to the arrangement of the arc-shaped groove 401, so that the clamping effect is improved.
The embodiment is a use method of a chuck for a machine tool with adjustable clamping length, which comprises the following steps:
as shown in fig. 1-5, a workpiece to be processed is placed in front of the rotary drum 1, the driving cylinder 5 is started, the output end of the driving cylinder 5 stretches, the workpiece to be processed can be clamped through transmission of the connecting block 6 and the connecting rod 61, the adjusting screw 3 can be driven to ascend or descend by rotating the threaded sleeve 31, the position of the clamping column 4 is adjusted through the connecting column 41, the clamping column 4 can adjust the clamping length of the workpiece to be processed, and the driving cylinder 5 can be an SMC type MBB cylinder.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a chuck for lathe that centre gripping length is adjustable, includes the rotary drum, its characterized in that: the anterior sliding connection of rotary drum has a plurality of tight pieces of clamp, the interior back of the body wall fixed mounting of rotary drum drives actuating cylinder, the anterior fixed mounting who drives actuating cylinder has the connecting block, the week side activity of connecting block articulates there is the connecting rod corresponding with tight piece of clamp, just the tip of connecting rod with press from both sides tight piece activity articulated, adjusting screw has been cup jointed in the upper surface activity of pressing from both sides tight piece, adjusting screw's week side threaded connection has the thread bush, just the thread bush rotates the top of connecting at tight piece of clamp, press from both sides tight piece and be provided with the tight post of clamp near one side of rotary drum axis direction, adjusting screw's top fixedly connected with spliced pole, press from both sides the tip of tight post fixed connection at the spliced pole.
2. The chuck for a machine tool with an adjustable gripping length according to claim 1, wherein: the upper surface of rotary drum has fixedly inlayed a plurality of slide rails that are circumference array and distribute, the spout has been seted up to the upper surface of slide rail, the bottom fixed mounting who presss from both sides tight piece has the slider, slider sliding connection is in the spout.
3. The chuck for a machine tool with an adjustable gripping length according to claim 2, wherein: and one ends of the connecting rods, which are far away from the connecting blocks, are movably hinged at the bottoms of the corresponding sliding blocks.
4. The chuck for a machine tool with an adjustable gripping length according to claim 1, wherein: the side of the periphery of the threaded sleeve is provided with a plurality of handles distributed in an annular array, and the threaded sleeve and the handles are integrally cast and formed.
5. The chuck for a machine tool with an adjustable gripping length according to claim 1, wherein: the center of the circle in front of the rotary drum is provided with a resisting block which is fixedly connected with the rotary drum.
6. The chuck for a machine tool with an adjustable gripping length according to claim 5, wherein: an arc-shaped groove is formed in one side, close to the abutting block, of the clamping column.
7. The chuck for a machine tool with an adjustable gripping length according to claim 1, wherein: the back of the rotary drum is provided with a mounting plate, and the mounting plate is fixedly connected with the rotary drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121239538.XU CN215033734U (en) | 2021-06-04 | 2021-06-04 | Chuck with adjustable clamping length for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121239538.XU CN215033734U (en) | 2021-06-04 | 2021-06-04 | Chuck with adjustable clamping length for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215033734U true CN215033734U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121239538.XU Active CN215033734U (en) | 2021-06-04 | 2021-06-04 | Chuck with adjustable clamping length for machine tool |
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| Country | Link |
|---|---|
| CN (1) | CN215033734U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799236A (en) * | 2022-03-23 | 2022-07-29 | 云南茗尊科技有限公司 | Independent main shaft of machine tool |
| CN116276168A (en) * | 2023-03-03 | 2023-06-23 | 潍坊胜利石化机械有限公司 | Positioning device for machining large-sized crankshaft horizontal machine tool |
| CN117532027A (en) * | 2023-12-14 | 2024-02-09 | 广东今科机床有限公司 | Novel integrated high-stability chuck |
-
2021
- 2021-06-04 CN CN202121239538.XU patent/CN215033734U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799236A (en) * | 2022-03-23 | 2022-07-29 | 云南茗尊科技有限公司 | Independent main shaft of machine tool |
| CN114799236B (en) * | 2022-03-23 | 2024-04-26 | 云南茗尊科技有限公司 | Independent main shaft of machine tool |
| CN116276168A (en) * | 2023-03-03 | 2023-06-23 | 潍坊胜利石化机械有限公司 | Positioning device for machining large-sized crankshaft horizontal machine tool |
| CN117532027A (en) * | 2023-12-14 | 2024-02-09 | 广东今科机床有限公司 | Novel integrated high-stability chuck |
| CN117532027B (en) * | 2023-12-14 | 2024-06-07 | 广东今科机床有限公司 | Integrated high-stability chuck |
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