CN215746482U - Chuck centering clamping device - Google Patents
Chuck centering clamping device Download PDFInfo
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- CN215746482U CN215746482U CN202121863503.3U CN202121863503U CN215746482U CN 215746482 U CN215746482 U CN 215746482U CN 202121863503 U CN202121863503 U CN 202121863503U CN 215746482 U CN215746482 U CN 215746482U
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Abstract
The utility model relates to the technical field of clamps, and provides a chuck centering and clamping device which comprises a fixed frame, a pressurizing assembly, a jaw and a roller, wherein the fixed frame is provided with a first through hole, the jaw is arranged on the fixed frame in a sliding manner through the pressurizing assembly, the roller is rotationally arranged at the position, close to the circle center of the first through hole, of the jaw, the pressurizing assembly comprises a chuck and a positioning assembly, the chuck is provided with a second through hole, the second through hole and the first through hole are used for penetrating through the same workpiece, a first groove is arranged at the side, close to the fixed frame, of the chuck, the second through hole along the first slide way is radially arranged on the circumference of the second through hole, a sliding column on the jaw is arranged in the first slide way in a sliding manner, the second slide way is arranged on the fixed frame, the boss on the clamping jaw is arranged in the second slide rail in a sliding mode, one end of the first connecting rod is rotatably connected with the chuck, the other end of the first connecting rod is rotatably connected with the second connecting rod, and the driving piece drives the second connecting rod to rotate. Through above-mentioned technical scheme, the positioner who has solved among the prior art can not be suitable for multiple pipe diameter problem.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a chuck centering and clamping device.
Background
Tubular objects are visible everywhere in life and are applied more and more, such as gas pipelines, running water pipes, heat preservation pipes and the like, the production of pipe fittings is gradually developed along with the application, and the pipeline production lines are diversified; in the production process of the pipeline, the formed pipeline needs to be processed next step, the next step is accurately carried out after positioning, the processing accuracy of the next step is ensured, the pipeline quality can be ensured, the pipeline can be better applied, the problems of damage, leakage and the like can not occur, in the actual production, after the pipe fitting is formed, the pipe fitting needs to pass through the positioning device to enter the next step, however, the existing positioning device can meet the condition that the pipe fitting is generally customized according to the pipe diameter, different pipe diameters need different positioning devices, a large amount of positioning devices are needed to be reserved, the positioning devices need to be frequently replaced, the trouble is caused, and the cost is increased; on this basis, try to use chuck location, can change the diameter through the jack catch, but chuck location frictional force is big, often wears the pipe fitting, and the effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model provides a chuck centering and clamping device, which solves the problem that a variable-diameter positioning device in the related technology wears a pipe fitting.
The technical scheme of the utility model is as follows:
the utility model provides a chuck centering clamping device, includes the mount that has first through-hole and the jack catch of setting on the mount with the help of the slip of pressure components, the jack catch provides the orientation the clamp force of first through-hole centre of a circle, still include
The roller is rotatably arranged at one end, close to the circle center of the first through hole, of the clamping jaw, the roller is used for being in contact with a workpiece, and the rotating direction of the roller is tangent to the moving direction of the workpiece.
As a further technical scheme, the clamping jaws are provided with a plurality of clamping jaws, and the pressurizing assembly comprises
The chuck is rotationally arranged on the fixed frame and is provided with a second through hole, the first through hole and the second through hole are used for penetrating through the same workpiece,
the first groove is arranged on the chuck and positioned between the chuck and the fixed frame, the clamping jaws are uniformly and slidably arranged in the first groove,
a plurality of first slide ways arranged along the circumference of the second through hole, the direction of the first slide ways is along the radial direction of the second through hole,
a sliding column arranged at one side of the clamping jaw and arranged in the first slideway in a sliding way,
and the positioning assembly is arranged on the chuck and used for positioning the rotating angle of the chuck on the fixing frame.
As a further technical proposal, the method also comprises
A boss arranged at the other side of the clamping jaw,
the second slide is arranged on the fixing frame and is a regular polygon, the number of the edges of the second slide is equal to the number of the clamping jaws, the second slide and the first through hole are in the same axis, and the boss is arranged on the second slide in a sliding mode.
As a further technical solution, the positioning assembly comprises
One end of the first connecting rod is rotatably arranged on the chuck,
a second connecting rod rotatably arranged at the other end of the first connecting rod,
and the driving piece drives the second connecting rod to rotate.
As a further technical proposal, the method also comprises
And the second groove is arranged on the jaw and positioned at the same side as the roller, and the roller is arranged in the second groove in a rolling manner.
The working principle and the beneficial effects of the utility model are as follows:
in the production of the pipe fitting, the used positioning piece is generally a section of pipe section with the inner diameter just right through the pipe fitting, the method is simple in structure and convenient to manufacture, but the positioning piece is not suitable for the pipe fittings with different diameters, the positioning pieces with different diameters are required to be prepared for different pipe fittings, if the positioning piece is required to be prepared again when a new pipe fitting with a new diameter is encountered, the number of the prepared positioning pieces is large, the pipe fitting with the new diameter cannot be quickly adapted, but the chuck with the diameter capable of being changed is serious in pipe fitting abrasion, and is not suitable for production and use.
The utility model provides a chuck centering and clamping device with a variable diameter, wherein a clamping jaw is arranged on a fixed frame by virtue of a pressurizing assembly, the fixed frame is provided with a through hole through which a workpiece can pass, the workpiece with different diameters can be positioned by sliding the clamping jaw on the fixed frame, a roller is arranged on the clamping jaw in a rolling manner, the roller is contacted with the workpiece for positioning and clamping, the roller rolls, when the workpiece moves forwards, the roller rolls, rolling friction is formed between a pipe fitting and a positioning device, and the chuck centering and clamping device not only provides positioning and clamping, but also does not influence workpiece conveying.
The clamping jaw is arranged on the fixing frame in a sliding mode through the pressurizing assembly, clamping force towards the circle center of the first through hole is provided by the clamping jaw, the clamping jaw slides on the fixing frame to adapt to workpieces with different diameters, the roller is rotatably arranged at one end, close to the circle center of the first through hole, of the clamping jaw, the rotating direction of the roller is tangent to the moving direction of the workpieces, the roller drives the descending workpieces to be positioned and clamped through the clamping jaw, and the workpieces roll and move through the roller, so that the workpieces cannot be abraded.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the jaw structure of the present invention;
FIG. 3 is a schematic view of the structure of the claw and the fixed disk of the utility model;
FIG. 4 is a schematic view of the chuck and jaw engagement configuration of the present invention;
FIG. 5 is a schematic view of a pressing assembly according to the present invention;
in the figure: 1. the device comprises a first through hole, a second through hole, a fixing frame, a third through hole, a fourth through hole, a fifth through hole, a sixth through hole, a fifth through hole, a sixth through hole, a 9, a sixth through hole, a sixth through.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
The utility model provides a chuck centering clamping device, includes mount 2 that has first through-hole 1 and the jack catch 3 of setting on mount 2 with the help of 5 slip of pressure components, jack catch 3 provides the clamp force towards the first through-hole 1 centre of a circle, still includes
And the roller 4 is rotatably arranged at one end of the clamping jaw 3 close to the circle center of the first through hole 1, the roller 4 is used for contacting with a workpiece, and the rotating direction of the roller 4 is tangent to the moving direction of the workpiece.
In the production of the pipe fitting, the used positioning piece is generally a section of pipe section with the inner diameter just right through the pipe fitting, the method is simple in structure and convenient to manufacture, but the positioning piece is not suitable for the pipe fittings with different diameters, the positioning pieces with different diameters are required to be prepared for different pipe fittings, if the positioning piece is required to be prepared again when a new pipe fitting with a new diameter is encountered, the number of the prepared positioning pieces is large, the pipe fitting with the new diameter cannot be quickly adapted, but the chuck with the diameter capable of being changed is serious in pipe fitting abrasion, and is not suitable for production and use.
The clamping device comprises a clamping jaw, a fixing frame, a clamping pipe and a clamping device, wherein the clamping jaw is arranged on the fixing frame through a pressurizing assembly, the fixing frame is provided with a through hole through which a workpiece can pass, the clamping jaw can slide on the fixing frame to position workpieces with different diameters, a roller is arranged on the clamping jaw in a rolling mode, the roller is in contact with the workpiece, the positioning and clamping device is used for positioning and clamping the roller, the roller rolls when the workpiece moves forwards, rolling friction is generated between the pipe fitting and the positioning device, and the clamping device is used for positioning and clamping without affecting workpiece conveying.
The fixing frame 2 is provided with a first through hole 1, the clamping jaw 3 is arranged on the fixing frame 2 in a sliding mode through the pressurizing assembly 5, the clamping jaw 3 provides clamping force towards the center of the first through hole 1, the clamping jaw 3 slides on the fixing frame 2 to adapt to workpieces with different diameters, the roller 4 is rotatably arranged at one end, close to the center of the first through hole 1, of the clamping jaw 3, the rotating direction of the roller 4 is tangent to the moving direction of the workpieces, the roller 4 drives the descending workpieces to be positioned and clamped through the clamping jaw 3, the workpieces roll and move through the roller 4, and the workpieces cannot be abraded.
Furthermore, the clamping jaws 3 are provided with a plurality of clamping jaws, and the pressurizing assembly 5 comprises
A chuck 6 rotatably arranged on the fixed frame 2, the chuck 6 is provided with a second through hole 7, the first through hole 1 and the second through hole 7 are used for penetrating through the same workpiece,
a first groove 8 arranged on the chuck 6 and positioned between the chuck 6 and the fixed mount 2, the clamping jaws 3 are evenly and slidably arranged in the first groove 8,
a plurality of first slide ways 9 are arranged along the circumference of the second through hole 7, the direction of the first slide ways 9 is the same as the radial direction of the second through hole 7,
a sliding column 11 arranged at one side of the clamping jaw 3 and arranged in the first slideway 9 in a sliding way,
and the positioning assembly 10 is arranged on the chuck 6 and used for positioning the rotation angle of the chuck 6 on the fixed frame 2.
In this embodiment, a manner of the pressing assembly 5 is provided, specifically, a chuck 6 is rotatably disposed on the fixing frame 2, the chuck 6 has a second through hole 7, the second through hole 7 and the first through hole 6 are on the same axis, the clamping device is used for penetrating through the same workpiece, the first groove 8 is arranged on the chuck 6 and is located between the chuck 7 and the fixing frame 2, the clamping jaw 3 is provided with a plurality of parts, the parts can be uniformly arranged in the first groove 8 in a sliding mode, the first slide 9 is circumferentially arranged on the chuck 6 along the second through hole 7, the direction of the first slide 9 is the same as the radial direction of the second through hole 7, the sliding column 11 is arranged on one side of the clamping jaw 3 and is arranged in the first slide 9, the chuck 6 drives the sliding column 11 to slide through the first slide 9, the sliding column 11 drives the clamping jaw 3 to slide in the first groove 8, the clamping jaw 3 is used for clamping workpieces with different diameters in a sliding positioning mode, the positioning assembly 10 is arranged on the chuck 6, and the clamping jaw 3 is positioned at a needed position through the positioning assembly 10.
Further, also comprises
A boss 12 arranged at the other side of the claw 3,
the second slide way 13 is arranged on the fixed frame 2 and is a regular polygon, the number of the edges of the second slide way 13 is equal to the number of the clamping jaws 3, the second slide way 13 and the first through hole 1 are coaxial, and the boss 12 is arranged on the second slide way 13 in a sliding mode.
In this embodiment, in order to ensure that the claw 3 slides according to a specified route when sliding, the inaccurate problem of offset positioning cannot occur, specifically, the boss 12 is arranged on the other side of the claw 3, the boss 12 and the sliding column 11 are arranged on two sides of the claw 3, the second slide 13 is arranged on the fixing frame 2 and is arranged between the fixing frame 2 and the chuck 6, the second slide 13 is a regular polygon, the number of edges of the second slide 13 is equal to the number of the claws 3, the boss 12 is arranged on the second slide 13 in a sliding manner, and slides on the second slide 13 through the boss 12, and the claw 3 slides according to the specified route.
Further, the positioning assembly 10 includes
A first connecting rod 14, one end of which is rotatably arranged on the chuck 6,
a second connecting rod 15 which is rotatablely arranged at the other end of the first connecting rod 14,
the driving member 16 drives the second link 15 to rotate.
In this embodiment, a locating component 10 locate mode is provided, it is specific that first connecting rod 14 one end is rotated and is set up on chuck 6, the other end rotates with second connecting rod 15 and is connected, driving piece 16 drives second connecting rod 15 and rotates, drive chuck 6 through first connecting rod 14 and rotate, preferred driving piece 16 can be servo motor, drive second connecting rod 15 reciprocating swing through servo motor, the required diameter of different work pieces is different with the clamp force, adjust jack catch 3 through servo motor and press from both sides tight diameter and clamp force.
Further, also comprises
And the second groove 17 is arranged on the jaw 3 and is positioned on the same side as the roller 4, and the roller 4 is arranged in the second groove 17 in a rolling manner.
In the embodiment, in order to prevent the roller 4 from influencing the movement between the jaws 3, the second groove 17 is arranged on the jaws 3, specifically, the second groove 17 is positioned at the same side of the roller 4, the roller 4 is arranged in the second groove 17 in a rolling manner, preferably, the second groove 17 is arranged on the contact surface of every two adjacent jaws 4, the roller 4 is arranged in only one second groove 17, the jaws 3 are matched with the second groove 17 through the roller 4, and the roller 4 is used for guiding the jaws 3 in a sliding manner.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a chuck centering clamping device, includes mount (2) that have first through-hole (1) and sets up jack catch (3) on mount (2) with the help of pressure components (5) slip, jack catch (3) provide the orientation the clamp force of first through-hole (1) centre of a circle, its characterized in that still includes
The roller (4) is rotatably arranged at one end, close to the circle center of the first through hole (1), of the clamping jaw (3), the roller (4) is used for being in contact with a workpiece, and the rotating direction of the roller (4) is tangent to the moving direction of the workpiece.
2. Chuck centering and clamping device according to claim 1, characterized in that said jaws (3) are provided in several numbers, said pressing assembly (5) comprising
The chuck (6) is rotationally arranged on the fixed frame (2), the chuck (6) is provided with a second through hole (7), the first through hole (1) and the second through hole (7) are used for penetrating through the same workpiece,
a first groove (8) arranged on the chuck (6) and positioned between the chuck (6) and the fixed frame (2), the clamping jaws (3) are uniformly arranged in the first groove (8) in a sliding manner,
a plurality of first slide ways (9) arranged along the circumference of the second through hole (7), the direction of the first slide ways (9) is radial along the second through hole (7),
a sliding column (11) arranged at one side of the clamping jaw (3) and arranged in the first slideway (9) in a sliding way,
and the positioning assembly (10) is arranged on the chuck (6) and used for positioning the rotating angle of the chuck (6) on the fixed frame (2).
3. The chuck centering and clamping device of claim 2, further comprising
A boss (12) arranged at the other side of the claw (3),
second slide (13), set up on mount (2), for regular polygon, second slide (13) limit number equals jack catch (3) number, second slide (13) with the same axle center of first through-hole (1), boss (12) slide and set up on second slide (13).
4. Chuck centering and clamping device according to claim 2, characterized in that the positioning assembly (10) comprises
A first connecting rod (14) with one end rotatably arranged on the chuck (6),
a second connecting rod (15) which is rotatably arranged at the other end of the first connecting rod (14),
and the driving piece (16) drives the second connecting rod (15) to rotate.
5. The chuck centering and clamping device of claim 1, further comprising
And the second groove (17) is arranged on the jaw (3) and positioned at the same side as the roller (4), and the roller (4) is arranged in the second groove (17) in a rolling manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863503.3U CN215746482U (en) | 2021-08-10 | 2021-08-10 | Chuck centering clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863503.3U CN215746482U (en) | 2021-08-10 | 2021-08-10 | Chuck centering clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215746482U true CN215746482U (en) | 2022-02-08 |
Family
ID=80073519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121863503.3U Active CN215746482U (en) | 2021-08-10 | 2021-08-10 | Chuck centering clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215746482U (en) |
-
2021
- 2021-08-10 CN CN202121863503.3U patent/CN215746482U/en active Active
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| GR01 | Patent grant |