CN220128024U - Chuck type clamping device - Google Patents
Chuck type clamping device Download PDFInfo
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- CN220128024U CN220128024U CN202321446638.9U CN202321446638U CN220128024U CN 220128024 U CN220128024 U CN 220128024U CN 202321446638 U CN202321446638 U CN 202321446638U CN 220128024 U CN220128024 U CN 220128024U
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Abstract
The utility model relates to a chuck type clamping device, at least comprising: a chassis; a rotating disc; a shaft sleeve; a clamping mechanism; a driving mechanism; the clamping mechanism comprises at least one group of clamping components matched with the piece to be clamped; the clamping mechanism further comprises a guide assembly, the guide assembly comprises a linear guide rail arranged on the rotating disc and a sliding block in sliding fit with the linear guide rail, and the clamping assembly is arranged on the sliding block; the drive mechanism includes at least one drive assembly; the driving assembly comprises a driving piece, a rotating plate, a push rod and a movable bearing, wherein the driving piece is arranged on the rotating disc and connected with the rotating plate, the rotating plate is sleeved on the periphery of the shaft sleeve and can rotate relative to the shaft sleeve under the driving of the driving piece, the push rod is arranged on the rotating plate, one end of the movable bearing is movably sleeved on the push rod, and the other end of the movable bearing is connected with the sliding block. The driving assembly of the device is combined with the guide assembly formed by the combination of the slide block guide rail to form a set of brand new driving mechanism, the operation process is smooth, the applicability is strong, and the failure rate is low.
Description
Technical Field
The utility model relates to the field of clamping mechanical equipment, in particular to a chuck type clamping device.
Background
The laser cutting device irradiates the material to be cut by using a high-power-density laser beam, so that the material is heated to the gasification temperature and evaporated to form a cavity, and along with the movement of the material by the laser beam, the cavity continuously forms a kerf with very narrow width to finish the cutting of the material.
When the laser is used for cutting the pipe, the laser head does not move relative to the axial direction of the pipe, the pipe is clamped by a clamping device such as a chuck, and meanwhile, the axial movement relative to the laser head and the rotation relative to the laser head are realized, so that the aim of continuous processing and feeding is fulfilled.
The existing chuck clamping device generally comprises a shaft sleeve for passing through a workpiece to be clamped, a clamping mechanism for clamping the workpiece to be clamped, and a driving mechanism for driving the clamping mechanism to clamp or unclamp, wherein the clamping mechanism is generally a claw.
The existing chuck clamping device is distinguished according to the driving mode of a driving mechanism, and mainly consists of two types: firstly, as shown in the Chinese utility model with the patent number of 201710435364.6 and the patent name of a light pipe cutting chuck, a claw is driven to approach or separate from a pipe by a connecting rod mode, so that the pipe is clamped or loosened, the structure is complex, the clamping stability is poor, the self-locking effect is poor, and the use is particularly inconvenient; secondly, as shown in China utility model with the patent number of 202110064014.X and the patent name of automatic pipe chuck device, the pipe chuck device is driven by a gear transmission mode; the mode needs to be provided with a plurality of gear combinations, is high in cost and large in space occupation, and is inconvenient to replace and maintain after damage occurs.
As shown in the chinese patent publication No. CN113369708A, a clamping device is disclosed, which provides a driving mechanism shown in different above patent, and adopts a completely new transmission mode of push rod and slide block, and has the advantages of simple structure, low cost, good stability, strong self-locking function, and convenient maintenance and use. Based on this, there is still room for a deformation design or improvement of the clamping device.
Disclosure of Invention
In order to achieve the above object, the present utility model provides a chuck type holding device capable of solving at least one of the above problems.
According to one aspect of the present utility model, there is provided a chuck-type holding device comprising at least the following components:
a chassis;
the rotating disc is arranged opposite to the chassis, and an accommodating space is formed between the rotating disc and the chassis;
one end of the shaft sleeve is fixedly sleeved on the chassis, the other end of the shaft sleeve extends towards the direction of the rotating disc, and an axial through hole for a piece to be clamped to pass through is formed in the shaft sleeve;
the clamping mechanism is arranged on the first end face of the rotating disc and comprises at least one group of clamping assemblies matched with the to-be-clamped piece;
the driving mechanism is arranged on the second end face of the rotating disc and positioned in the accommodating space, and is matched with the clamping mechanism and used for driving the clamping assembly to be close to or far away from the workpiece to be clamped;
the clamping mechanism further comprises a guide assembly, the guide assembly comprises a linear guide rail arranged on the rotating disc and a sliding block in sliding fit with the linear guide rail, and the clamping assembly is arranged on the sliding block;
the driving mechanism comprises at least one driving component, and one driving component correspondingly drives one group of clamping components;
the driving assembly comprises a driving piece, a rotating plate, a push rod and a movable bearing, wherein the driving piece is arranged on the rotating disc and connected with the rotating plate, the rotating plate is sleeved on the periphery of the shaft sleeve and can rotate relative to the shaft sleeve under the driving of the driving piece, the push rod is arranged on the rotating plate, one end of the movable bearing is movably sleeved on the push rod, and the other end of the movable bearing is connected with the sliding block.
Therefore, the utility model provides a chuck type clamping device with a brand new driving structure, which has the working principle that: after the clamping piece to be clamped is fed into the shaft sleeve, the driving mechanism works, the driving piece drives the rotating plate to rotate, the rotating plate rotates to drive the push rod to push the movable bearing to move, the movable bearing moves to drive the sliding block to slide along the linear guide rail, and then the clamping assembly mounted on the sliding block is driven to move, so that the corresponding clamping assemblies are mutually close to or mutually far away from the clamping piece to be clamped, and clamping or loosening actions are completed. The whole process can complete clamping of the workpiece to be clamped only by controlling the driving part, replaces the traditional complex driving structures such as connecting rod driving, gear transmission and the like, and has the advantages of simple integral structure, low cost, good stability, strong self-locking function and convenient maintenance and use;
more importantly, the driving component of the device is combined with the guide component formed by combining the slide block guide rail to form a set of brand new driving mechanism, the operation process is smooth, the applicability is strong, and the failure rate is low.
In some embodiments, a first through hole is formed in the rotating plate, the push rod is erected on the first through hole, a second through hole is formed in the rotating plate, the linear guide rail is erected on the second through hole, the second through hole extends along the diameter direction of the rotating plate, the length extending direction of the linear guide rail is consistent with the length extending direction of the second through hole, the movable bearing moves in the first through hole, and the sliding block moves in the second through hole;
the driving piece can drive the rotating plate to rotate, and the rotating plate rotates to drive the push rod to push the movable bearing to move along the push rod so as to drive the sliding block to slide along the linear guide rail.
In some embodiments, the top of the movable bearing extends with a connecting protrusion, and the movable bearing is connected with the sliding block through the connecting protrusion.
In some embodiments, the driving assembly further comprises a connecting piece, the top of the movable bearing extends to form a connecting protrusion, one end of the connecting piece is connected with the connecting protrusion, the other end of the connecting piece is connected with the sliding block, the connecting protrusion is provided with a first limiting hole, the sliding block is provided with a second limiting hole, and two ends of the connecting piece are respectively in limiting fit with the first limiting hole and the second limiting hole.
In some embodiments, the push rod is a cylindrical rod.
In some embodiments, the drive assembly further comprises a fixed bearing nested between the rotating plate and the sleeve. Therefore, the fixed bearing enables the rotation of the rotating plate to be smoother.
In some embodiments, the chuck-type clamping device further comprises a first limiting piece and a second limiting piece, wherein the first limiting piece and the second limiting piece are sleeved on the periphery of the shaft sleeve, the first limiting piece is located between the rotating disc and the fixed bearing, and the second limiting piece is located between the two fixed bearings of the two rotating plates. Therefore, the rotating plate can be effectively limited, and the rotating plate is prevented from axial displacement.
In some embodiments, the clamping assembly includes a clamping portion mounted to the slider.
In some embodiments, the chuck-type clamping device further comprises a column-shaped member and a sleeve which are respectively arranged on the chassis, the rotating disc and are matched with each other, and one end of the driving member is fixedly arranged on the sleeve.
The utility model has the beneficial effects that:
the utility model provides a chuck type clamping device with a brand new driving structure, which has the working principle that: after the clamping piece to be clamped is fed into the shaft sleeve, the driving mechanism works, the driving piece drives the rotating plate to rotate, the rotating plate rotates to drive the push rod to push the movable bearing to move, the movable bearing moves to drive the sliding block to slide along the linear guide rail, and then the clamping assembly mounted on the sliding block is driven to move, so that the corresponding clamping assemblies are mutually close to or mutually far away from the clamping piece to be clamped, and clamping or loosening actions are completed. The whole process can complete clamping of the workpiece to be clamped only by controlling the driving part, replaces the traditional complex driving structures such as connecting rod driving, gear transmission and the like, and has the advantages of simple integral structure, low cost, good stability, strong self-locking function and convenient maintenance and use;
more importantly, the driving component of the device is combined with the guide component formed by combining the slide block guide rail to form a set of brand new driving mechanism, the operation process is smooth, the applicability is strong, and the failure rate is low.
Drawings
FIG. 1 is a schematic perspective view of a chuck-type clamping device according to an embodiment of the utility model;
FIG. 2 is a schematic view of a part of an exploded structure of the chuck type holding device shown in FIG. 1;
FIG. 3 is a schematic view of the chuck-type clamping device shown in FIG. 1 with the second housing omitted;
FIG. 4 is an enlarged schematic view of the chuck type holding device shown in FIG. 3 at A;
FIG. 5 is a schematic view of one of the clamping assemblies of the chuck-type clamping device shown in FIG. 3;
FIG. 6 is a schematic perspective view of a second spacer plate of the clamping assembly shown in FIG. 5;
FIG. 7 is a second perspective view of a chuck-type clamping device according to an embodiment of the utility model;
FIG. 8 is a schematic view of the chuck-type holding device shown in FIG. 7 with the first housing omitted;
fig. 9 is a schematic view of a part of an exploded structure of the chuck type holding device shown in fig. 7.
Reference numerals: 1-a chassis; 2-rotating a disc; 3-shaft sleeve; 4-a clamping mechanism; 5-a driving mechanism; 6-a first limiting piece; 7-a second limiting piece; 8-pillars; 9-a sleeve; 10-a piece to be clamped; 20-accommodating space; 21-a second through hole; 31-an axial through hole; 41-a clamping assembly; 42-a guide assembly; 51-a drive assembly; 411-clamping part; 421-linear guide rail; 422-a slider; 511-a driver; 512-rotating plate; 513-pushrod; 514-a movable bearing; 515-connector; 516-fixing the bearing; 4221-a second limiting hole; 4222-a third limiting hole; 5121-a first via; 5141-a connection protrusion; 5141 a-first limiting aperture.
Detailed Description
In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1
Fig. 1-7 schematically illustrate a chuck-type holding device according to an embodiment of the utility model.
As shown in fig. 1-7, the chuck type holding device comprises at least the following components:
a chassis 1;
a rotating disc 2 arranged opposite to the chassis 1 with an accommodation space 20 formed therebetween;
one end of the shaft sleeve 3 is fixedly sleeved on the chassis 1, the other end of the shaft sleeve extends towards the direction of the rotating disc 2, and an axial through hole 31 through which the to-be-clamped piece 10 can pass is formed in the shaft sleeve 3;
the clamping mechanism 4 is arranged on the first end surface of the rotating disc 2, and the clamping mechanism 4 comprises at least one group of clamping assemblies 41 matched with the to-be-clamped piece 10;
the driving mechanism 5 is arranged on the second end surface of the rotating disc 2 and is positioned in the accommodating space 20, and the driving mechanism 5 is matched with the clamping mechanism 4 and is used for driving the clamping assembly 41 to be close to or far away from the to-be-clamped piece 10;
the clamping mechanism 4 further comprises a guide assembly 42, the guide assembly 42 comprises a linear guide rail 421 mounted on the rotating disc 2 and a sliding block 422 in sliding fit with the linear guide rail 421, and the clamping assembly 41 is mounted on the sliding block 422;
the driving mechanism 5 comprises at least one driving assembly 51, and one driving assembly 51 correspondingly drives one group of clamping assemblies 41;
the clamping assemblies 41 of the present embodiment are 2 groups, and the driving mechanism 5 includes 2 driving assemblies 51.
The driving assembly 51 comprises a driving member 511, a rotating plate 512, a push rod 513 and a movable bearing 514, wherein the driving member 511 is mounted on the rotating disc 2 and connected with the rotating plate 512, the rotating plate 512 is sleeved on the periphery of the shaft sleeve 3 and can rotate relative to the shaft sleeve 3 under the driving of the driving member 511, the push rod 513 is mounted on the rotating plate 512, one end of the movable bearing 514 is movably sleeved on the push rod 513, and the other end of the movable bearing 514 is connected with the sliding block 422. The driving member 511 of the present embodiment may be a cylinder or an oil cylinder.
The rotating plate 512 is provided with a first through hole 5121, the push rod 513 is erected on the first through hole 5121, the rotating disc 2 is provided with a second through hole 21, the linear guide rail 421 is erected on the second through hole 21, the second through hole 21 extends along the diameter direction of the rotating disc 2, the length extending direction of the linear guide rail 421 is consistent with the length extending direction of the second through hole 21, the movable bearing 514 moves in the first through hole 5121, and the sliding block 422 moves in the second through hole 21; the first through hole 5121 and the second through hole 21 also have a limiting function, and have a simple structure and strong functionality.
The driving member 511 can drive the rotating plate 512 to rotate, and the rotating plate 512 rotates to drive the push rod 513 to push the movable bearing 514 to move along the push rod 513, so as to drive the slider 422 to slide along the linear guide 421.
The movable bearing 514 has a connection protrusion 5141 extending from the top thereof, and the movable bearing 514 is connected to the slider 422 through the connection protrusion 5141.
The driving assembly 51 further comprises a connecting piece 515, a connecting protrusion 5141 extends from the top of the movable bearing 514, one end of the connecting piece 515 is connected with the connecting protrusion 5141, the other end of the connecting piece 515 is connected with the sliding block 422, the connecting protrusion 5141 is provided with a first limiting hole 5141a, the sliding block 422 is provided with a second limiting hole 4221, and two end parts of the connecting piece 515 are respectively in limiting fit with the first limiting hole 5141a and the second limiting hole 4221.
Pushrod 513 is a cylindrical rod.
The driving assembly 51 further includes a fixed bearing 516, and the fixed bearing 516 is sleeved between the rotating plate 512 and the shaft sleeve 3. Thus, the fixed bearing 516 is provided to make the rotation of the rotation plate 512 smoother.
The chuck type clamping device further comprises a first limiting piece 6 and a second limiting piece 7, the first limiting piece 6 and the second limiting piece 7 are sleeved on the periphery of the shaft sleeve 3, the first limiting piece 6 is located between the rotating disc 2 and the fixed bearings 516, and the second limiting piece 7 is located between the two fixed bearings 516 of the two rotating plates 512. Thus, the rotation plate 512 can be effectively limited, and the axial displacement of the rotation plate 512 can be prevented.
The first stopper 6 and the second stopper 7 of the present embodiment may be ring-shaped metal members.
The clamping assembly 41 comprises a clamping portion 411, and the clamping portion 411 is mounted on the slider 422. The clamping portion 411 of the present embodiment may be a plate-shaped clamping block, a roller, or other common clamping structure.
The chuck type clamping device further comprises a column-shaped member 8 and a sleeve 9 which are respectively arranged on the chassis 1 and the rotating disc 2 and are matched with each other, and one end of the driving member 511 is fixedly arranged on the sleeve 9.
The utility model provides a chuck type clamping device with a brand new driving structure, which has the working principle that: after the to-be-clamped piece 10 is fed into the shaft sleeve 3, the driving mechanism 5 works, the driving piece 511 drives the rotating plate 512 to rotate, the rotating plate 512 rotates to drive the push rod 513 to push the movable bearing 514 to move, the movable bearing 514 moves to drive the sliding block 422 to slide along the linear guide rail 421, and then the clamping assembly 41 arranged on the sliding block 422 is driven to move, so that the corresponding group of clamping assemblies 41 are close to or far away from the to-be-clamped piece 10, and clamping or loosening actions are completed. The whole process can complete the clamping of the workpiece 10 to be clamped by only controlling the driving part 511, replaces the traditional complex driving structures such as connecting rod driving, gear transmission and the like, has simple integral structure and low cost, has good stability, strong self-locking function and is convenient to maintain and use;
more importantly, the driving component 51 of the device is combined with the guide component 42 formed by combining the guide rails of the sliding blocks 422 to form a set of brand new driving mechanism 5, the operation process is smooth, the applicability is high, and the failure rate is low.
Example 2
Fig. 8-9 schematically illustrate a chuck-type holding device according to an embodiment of the utility model.
As shown in fig. 8 to 9, the chuck type holding device is basically the same as that of embodiment 1 except that: the drive assembly 51 of the present embodiment does not include the connection 515.
As shown in fig. 8 to 9, the movable bearing 514 of the present embodiment has a connection protrusion 5141 extending from the top thereof, and the movable bearing 514 is connected to the slider 422 through the connection protrusion 5141.
The bottom of the slider 422 is provided with a third limiting hole 4222 which is matched with the connection protrusion 5141.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. A chuck-type clamping device, characterized by comprising at least the following components:
a chassis (1);
a rotating disc (2) which is arranged opposite to the chassis (1) and forms an accommodating space (20) between the rotating disc and the chassis;
one end of the shaft sleeve (3) is fixedly sleeved on the chassis (1), the other end of the shaft sleeve extends towards the direction of the rotating disc (2), and an axial through hole (31) through which a to-be-clamped piece (10) can pass is formed in the shaft sleeve (3);
the clamping mechanism (4) is arranged on the first end face of the rotating disc (2), and the clamping mechanism (4) comprises at least one group of clamping assemblies (41) matched with the to-be-clamped piece (10);
the driving mechanism (5) is arranged on the second end face of the rotating disc (2) and positioned in the accommodating space (20), and the driving mechanism (5) is matched with the clamping mechanism (4) and is used for driving the clamping assembly (41) to be close to or far away from the to-be-clamped piece (10);
the clamping mechanism (4) further comprises a guide assembly (42), the guide assembly (42) comprises a linear guide rail (421) mounted on the rotating disc (2) and a sliding block (422) in sliding fit with the linear guide rail (421), and the clamping assembly (41) is mounted on the sliding block (422);
the driving mechanism (5) comprises at least one driving assembly (51), and one driving assembly (51) correspondingly drives one group of clamping assemblies (41);
the driving assembly (51) comprises a driving piece (511), a rotating plate (512), a push rod (513) and a movable bearing (514), wherein the driving piece (511) is installed on the rotating disc (2) and is connected with the rotating plate (512), the rotating plate (512) is sleeved on the periphery of the shaft sleeve (3) and can rotate relative to the shaft sleeve (3) under the driving of the driving piece (511), the push rod (513) is installed on the rotating plate (512), one end of the movable bearing (514) is movably sleeved on the push rod (513), and the other end of the movable bearing is connected with the sliding block (422).
2. The chuck-type clamping device as set forth in claim 1, wherein the rotating plate (512) is provided with a first through hole (5121), the push rod (513) is erected on the first through hole (5121), the rotating plate (2) is provided with a second through hole (21), the linear guide rail (421) is erected on the second through hole (21), the second through hole (21) extends along the diameter direction of the rotating plate (2), the length extending direction of the linear guide rail (421) is consistent with the length extending direction of the second through hole (21), the movable bearing (514) moves in the first through hole (5121), and the sliding block (422) moves in the second through hole (21);
the driving piece (511) can drive the rotating plate (512) to rotate, and the rotating plate (512) rotates to drive the push rod (513) to push the movable bearing (514) to move along the push rod (513) so as to drive the sliding block (422) to slide along the linear guide rail (421).
3. The chuck-type holding device as claimed in claim 2, characterized in that the movable bearing (514) has a connection protrusion (5141) extending from the top thereof, the movable bearing (514) being connected to the slider (422) by the connection protrusion (5141).
4. The chuck-type clamping device as in claim 2, wherein the driving assembly (51) further comprises a connecting piece (515), a connecting protrusion (5141) is extended from the top of the movable bearing (514), one end of the connecting piece (515) is connected with the connecting protrusion (5141), the other end of the connecting piece is connected with the sliding block (422), the connecting protrusion (5141) is provided with a first limiting hole (5141 a), the sliding block (422) is provided with a second limiting hole (4221), and two ends of the connecting piece (515) are respectively in limiting fit with the first limiting hole (5141 a) and the second limiting hole (4221).
5. The cartridge-type holding device according to any one of claims 1 to 4, wherein the push rod (513) is a cylindrical rod.
6. The chuck clamping device as in any one of claims 1 to 4, wherein said drive assembly (51) further comprises a fixed bearing (516), said fixed bearing (516) being interposed between said rotating plate (512) and said sleeve (3).
7. The chuck-type clamping device as set forth in claim 6, further comprising a first limiting member (6) and a second limiting member (7), wherein the first limiting member (6) and the second limiting member (7) are both sleeved on the outer periphery of the shaft sleeve (3), the first limiting member (6) is located between the rotating disc (2) and the fixed bearing (516), and the second limiting member (7) is located between the two fixed bearings (516) of the two rotating plates (512).
8. The chuck type holding device as in any one of claims 1 to 4, characterized in that said holding assembly (41) comprises a holding portion (411), said holding portion (411) being mounted to a slide (422).
9. The chuck-type holding device as claimed in one of claims 1 to 4, further comprising a column (8) and a sleeve (9) respectively mounted to the chassis (1), the rotating disc (2) and cooperating with each other, one end of the driving member (511) being fixedly mounted to the sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321446638.9U CN220128024U (en) | 2023-06-07 | 2023-06-07 | Chuck type clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321446638.9U CN220128024U (en) | 2023-06-07 | 2023-06-07 | Chuck type clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220128024U true CN220128024U (en) | 2023-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321446638.9U Active CN220128024U (en) | 2023-06-07 | 2023-06-07 | Chuck type clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220128024U (en) |
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2023
- 2023-06-07 CN CN202321446638.9U patent/CN220128024U/en active Active
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