CN216830953U - Force-controllable flange attaching type electric clamping jaw - Google Patents
Force-controllable flange attaching type electric clamping jaw Download PDFInfo
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- CN216830953U CN216830953U CN202220359306.6U CN202220359306U CN216830953U CN 216830953 U CN216830953 U CN 216830953U CN 202220359306 U CN202220359306 U CN 202220359306U CN 216830953 U CN216830953 U CN 216830953U
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Abstract
The utility model provides a force-controllable flange attaching type electric clamping jaw, a driving motor is connected with a flange base, the flange base is provided with two flange parts which are arranged in central symmetry, and the orthographic projection track of the flange part positioned on the flange base continuously bends and extends from the central part of the flange base to the peripheral side; the surface of each flange part is provided with a continuous track curved surface; the bottom of the clamping jaw is provided with a groove matched with the flange part, and the surface of the groove is always attached to and abutted against the curved surface of the track; the fixed seat is connected with the driving motor and is coated with the flange base, the fixed seat is provided with a through groove, the two clamping jaws are positioned in the through groove, the side wall of the through groove is provided with a rotating shaft, and the rotating shaft penetrates through the clamping jaws to form rotation restraint; when the driving motor works, the clamping jaw is opened or closed by taking the axis of the driving shaft as the center along with the rotation action of the flange part; structural design is ingenious and compact, and opening and shutting of clamping jaw part can be realized to a small amount of parts, reduces the maintenance cost, and overall structure is firm, and accurate transmission driving motor's rotating torque reaches clamping jaw portion.
Description
Technical Field
The utility model relates to an electronic clamping jaw technical field especially relates to electronic clamping jaw of flange laminating formula that can control by force.
Background
Conventionally, in the process of bending and stretching joints of a manipulator or a robot arm, rotational drive of a drive source is transmitted by various drive mechanisms such as a gear mechanism and a wire moving mechanism. The gear mechanism has technical problems of low controllability due to backlash of the gears, large size and weight due to a gear train, and the like, and the wire moving mechanism has technical problems of low controllability due to tension adjustment of the wire, expansion and contraction of the wire, and the like, and large size due to an increase in the number of parts due to a mechanism for rotating the wire.
At present, in the prior art, constraint and tracks are formed by a plurality of cam type binding surfaces, so that the effect of action transmission of a clamping jaw is achieved by shape constraint, but the structural stability of the design is not high, and displacement and inaccurate clamping are easy to occur after the clamping jaw is used for many times; in this regard, there is a need for a simple jaw with improved structural stability.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of poor structural stability and easy jamming of transmission in the prior art; provides a technical scheme for solving the problem.
In order to achieve the above object, the utility model provides a controllable flange laminating formula electric clamping jaw, include:
a drive motor;
the driving shaft of the driving motor penetrates through the center of the flange base, two flange parts which are arranged in a central symmetry mode are formed on the surface of the flange base, and the orthographic projection track of the flange parts on the flange base continuously bends and extends from the center of the flange base to the outer peripheral side; the surface of each flange part is provided with a continuous track curved surface;
the bottom of each clamping jaw is provided with a groove matched with the flange part, and the surface of the groove is always attached to and abutted against the curved track surface;
the fixing seat is connected with the driving motor and used for wrapping the flange base in the cavity, a through groove is formed in the fixing seat, the two clamping jaws are located in the through groove, a rotating shaft is arranged on the side wall of the through groove and penetrates through the clamping jaws to form rotation restraint; when the driving motor operates, the flange base is driven to rotate, and the clamping jaw is opened or closed by taking the axis of the driving shaft as the center along with the rotation action of the flange portion.
Preferably, the flange base is of a cylindrical structure, a driving shaft of the driving motor penetrates through the center of the flange base, a connecting rod penetrates through the side wall of the flange base, and the connecting rod is connected with the driving shaft of the driving motor.
Preferably, the width of the flange portion from the base portion to the top portion is gradually reduced to form a ridge line at the top portion, and the curved track surfaces are formed on both sides of the ridge line.
Preferably, the groove of the clamping jaw is formed by two wedge-shaped blocks which are arranged adjacently, the opposite surfaces of the wedge-shaped blocks are curved surfaces, and the curved surfaces of the two wedge-shaped blocks are respectively attached to the track curved surfaces on the left side and the right side of the ridge line.
Preferably, the head end and the tail end of the flange part are respectively provided with an abrupt end part, and the abrupt end parts are used for limiting the clamping jaw to be pulled out.
Preferably, the clamping jaw is of an arc-shaped structure, and the clamping surface of the clamping jaw is a flat surface.
Preferably, the driving motor is provided with a circuit board and a wiring terminal which are electrically connected, the circuit board is accommodated in the driving motor and is electrically connected with a driver, and the driver is compatible with an electric control protocol.
The utility model has the advantages that: the utility model provides a force-controllable flange attaching type electric clamping jaw, which comprises a driving motor; the driving shaft of the driving motor penetrates through the center of the flange base, two flange parts which are arranged in a central symmetry mode are formed on the surface of the flange base, and the orthographic projection track of the flange parts on the flange base continuously bends and extends to the outer peripheral side from the center of the flange base; the surface of each flange part is provided with a continuous track curved surface; the bottom of each clamping jaw is provided with a groove matched with the flange part, and the surface of the groove is always attached to and abutted against the curved track surface; the fixing seat is connected with the driving motor and used for wrapping the flange base in the cavity, the fixing seat is provided with a through groove, the two clamping jaws are positioned in the through groove, the side wall of the through groove is provided with a rotating shaft, and the rotating shaft penetrates through the clamping jaws to form rotation restraint; when the driving motor works, the flange base is driven to rotate, and the clamping jaw is opened or closed by taking the axis of the driving shaft as a center along with the rotation action of the flange part; through ingenious and compact structural design, can realize opening and shutting of clamping jaw part through a very small amount of parts, reduce the maintenance cost, overall structure is firm moreover, and transmission driving motor's that can be accurate rotatory moment of torsion is to clamping jaw portion.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a structural view of the joint between the flange base and the clamping jaw of the present invention;
fig. 4 is a structural view of the flange base of the present invention.
The main element symbols are as follows:
1. a drive motor; 11. a drive shaft;
2. a flange base; 21. a flange portion; 211. a curved surface of the track; 212. a ridge line; 213. mutating the ends;
3. a clamping jaw; 31. a groove; 32. a wedge block;
4. a fixed seat; 41. a through groove; 42. a rotating shaft.
Detailed Description
In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.
In the following description, general example details are given to provide a more thorough understanding of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.
The utility model provides a controllable flange laminating formula electric clamping jaw please refer to fig. 1-4, include:
a drive motor 1; brushless motors and brush motors, stepping motors and stepping servo motors, servo motors and the like with various sizes can be matched;
the driving shaft 11 of the driving motor 1 is arranged in the center of the flange base 2 in a penetrating way, two flange parts 21 which are arranged in a central symmetry way are formed on the surface of the flange base 2, and the orthographic projection track of the flange parts 21 on the flange base 2 continuously bends and extends from the center of the flange base to the periphery side; the surface of each flange portion 21 is formed with a continuous track curved surface 211;
the bottom of each clamping jaw 3 is provided with a groove 31 matched with the flange part, and the surface of each groove is always attached to and abutted against the curved track surface 211;
the fixed seat 4 is connected with the driving motor 1 and covers the flange base 2 in the cavity, the fixed seat is provided with a through groove 41, the two clamping jaws are positioned in the through groove 41, the side wall of the through groove is provided with a rotating shaft 42, and the rotating shaft penetrates through the clamping jaws 3 to form rotation restraint; when the drive motor 1 is operated, the drive flange base 2 is rotated, and the jaw 3 is opened or closed about the axis of the drive shaft by the rotation of the flange portion 21. The flange base is limited by the fixing seat, and the movement of the clamping jaw is limited in the through groove; further, when flange portion rotates, because the motion constraint that the fixing base gave, and the design that recess and track curved surface laminated always, under both combined action, make the clamping jaw at the in-process of laminating track curved surface, can appear the swing on the vertical face because the camber of track curved surface changes, because the rotation constraint of pivot again, realize two clamping jaws and open and shut the action, two flange portions are central symmetry simultaneously, but non-circular ring structure, therefore it opens and shuts the action very smoothly, and open the angle limit big, laminating degree is high during the closure.
In this embodiment, flange base 2 is cylindrical structure, and driving motor's drive shaft is worn to establish the centre of a circle at the flange base, and the connecting rod is worn to be equipped with by the lateral wall of flange base, and driving motor's drive shaft is connected to the connecting rod. To fixedly attach the flange base.
In the present embodiment, the width of the flange portion 21 from the base portion to the top portion is gradually reduced to form a ridge line 212 at the top portion, and the curved tracked surfaces 211 are formed on both sides of the ridge line 212, respectively. And the inclination of the curved surface of the track is changing, and the direction of the track can play a role in motion restraint, so that the clamping jaw can be conveniently rotated by a gradually-reduced structure and can be always kept to be tightly attached.
In this embodiment, the groove of the clamping jaw 3 is formed by two adjacent wedge blocks 32, the opposite surfaces of the wedge blocks are curved surfaces, and the curved surfaces of the two wedge blocks are respectively attached to the track curved surfaces on the left side and the right side of the ridge line; the processing is more convenient, and the laminating is more compact.
In the present embodiment, the flange portion 21 is provided with abrupt end portions 213 at the head and tail ends thereof, respectively, and the abrupt end portions are used for restricting the disengagement of the jaws.
In this embodiment, the clamping jaw 3 is an arc-shaped structure, and the clamping surface of the clamping jaw is a flat surface.
In this embodiment, the driving motor 1 is provided with a circuit board and a wiring terminal 11, which are electrically connected, the circuit board is accommodated in the driving motor and is electrically connected with a driver, and the driver is used for being compatible with a plurality of electric control protocols. Can be compatible with conventional communication protocols such as RS-485, Can Open, Ether Cat, CC Link and the like through a driver; accurate force control can be realized very conveniently.
The utility model has the advantages that:
when the driving motor works, the flange base is driven to rotate, and the clamping jaw is opened or closed by taking the axis of the driving shaft as a center along with the rotation action of the flange part; through ingenious and compact structural design, can realize opening and shutting of clamping jaw part through a very small amount of parts, reduce the maintenance cost, overall structure is firm moreover, and transmission driving motor's that can be accurate rotatory moment of torsion is to clamping jaw portion.
The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.
Claims (7)
1. A force-controllable flange-fitting type electric clamping jaw is characterized by comprising:
a drive motor;
the driving shaft of the driving motor penetrates through the center of the flange base, two flange parts which are arranged in a central symmetry mode are formed on the surface of the flange base, and the orthographic projection track of the flange parts on the flange base continuously bends and extends from the center of the flange base to the outer peripheral side; the surface of each flange part is provided with a continuous track curved surface;
the bottom of each clamping jaw is provided with a groove matched with the flange part, and the surface of the groove is always attached to and abutted against the curved track surface;
the fixing seat is connected with the driving motor and used for wrapping the flange base in the cavity, a through groove is formed in the fixing seat, the two clamping jaws are located in the through groove, a rotating shaft is arranged on the side wall of the through groove and penetrates through the clamping jaws to form rotation restraint; when the driving motor operates, the flange base is driven to rotate, and the clamping jaw is opened or closed by taking the axis of the driving shaft as the center along with the rotation action of the flange portion.
2. The force-controllable flange-engaging electric clamping jaw according to claim 1, wherein the flange base is a cylindrical structure, the driving shaft of the driving motor is inserted into the center of the flange base, and a connecting rod is inserted into the sidewall of the flange base and connected to the driving shaft of the driving motor.
3. The force controllable flange-conforming electric clamp jaw according to claim 1, wherein the flange portion has a base-to-top width that gradually decreases to form a ridge line at the top, the curved trajectory surfaces being formed on both sides of the ridge line, respectively.
4. The force-controllable flange-fitting-type electric clamping jaw according to claim 3, wherein the groove of the clamping jaw is formed by two adjacently arranged wedge-shaped blocks, opposite surfaces of the wedge-shaped blocks are curved surfaces, and the curved surfaces of the two wedge-shaped blocks are respectively fitted on the track curved surfaces on the left side and the right side of the ridge line.
5. The force-controllable flange-engaging motorized clamp jaw of claim 4, wherein the flange portion has abrupt ends at each of the ends for limiting the release of the clamp jaw.
6. The force controllable flange-engaging motorized clamp jaw of claim 1, wherein the clamp jaw is arcuate in configuration and the clamping surface of the clamp jaw is flat.
7. The force controllable flange-engaging motorized gripper of claim 1, wherein the drive motor is provided with an electrically connected circuit board and a terminal, the circuit board being housed within the drive motor and electrically connected to a driver for compatibility with an electrical control protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220359306.6U CN216830953U (en) | 2022-02-22 | 2022-02-22 | Force-controllable flange attaching type electric clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220359306.6U CN216830953U (en) | 2022-02-22 | 2022-02-22 | Force-controllable flange attaching type electric clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216830953U true CN216830953U (en) | 2022-06-28 |
Family
ID=82089813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220359306.6U Active CN216830953U (en) | 2022-02-22 | 2022-02-22 | Force-controllable flange attaching type electric clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216830953U (en) |
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2022
- 2022-02-22 CN CN202220359306.6U patent/CN216830953U/en active Active
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