CN220197714U - Mechanical arm clamping device - Google Patents
Mechanical arm clamping device Download PDFInfo
- Publication number
- CN220197714U CN220197714U CN202321332385.2U CN202321332385U CN220197714U CN 220197714 U CN220197714 U CN 220197714U CN 202321332385 U CN202321332385 U CN 202321332385U CN 220197714 U CN220197714 U CN 220197714U
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- clamping device
- shell
- mechanical arm
- rotating shaft
- sliding block
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- 210000000078 claw Anatomy 0.000 claims abstract description 29
- 230000008859 change Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a mechanical arm clamping device which comprises a shell, a first sliding block, a bottom plate and a bracket, wherein the first sliding block is slidably arranged on the outer wall of the shell; the first sliding block and the outer wall of the shell are respectively provided with a bracket; the end part of the bracket is provided with a rotating shaft, the rotating shaft is rotatably provided with a claw head, the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is connected with the claw head, and the other end of the torsion spring is connected with the rotating shaft; the circumference side of first slider is formed with the open slot, the first jaw at least partially block is in the open slot. The problem of among the prior art, the jaw on it is fixed relatively, when the object of clamping surpassing the jaw scope, then need change the jaw that accords with the clamping scope to the inconvenient has been caused to snatch.
Description
Technical Field
The utility model relates to the technical field of mechanical gripper heads, in particular to a mechanical arm clamping device.
Background
With the continuous development of technology, mechanical clamping devices are widely used in various fields, and mechanical clamping devices are automatic machines for completing grabbing actions. For example, chinese patent No. 201621253059.2 provides an anti-drop robot clamping device, which comprises a lifting arm and a claw head, wherein the claw head is arranged at the bottom of the lifting arm, the bottom of the lifting arm is connected with a pressing plate through a telescopic device, and a slot matched with the claw head is arranged on the pressing plate. The object is clamped through the claw heads, the pressing plate is pushed through the telescopic device, and the object is fixed through the cooperation of the claw heads, so that the object cannot roll or reverse in the clamping process, and cannot swing in the moving process. For example, in the prior art, since the gripper heads are relatively fixed, when an object beyond the gripper head is gripped, the gripper heads conforming to the gripping range need to be replaced, which brings inconvenience to the gripping operation.
Disclosure of Invention
The utility model aims to provide a mechanical arm clamping device which solves the problems that in the prior art, claw heads on the mechanical arm clamping device are relatively fixed, and when an object beyond the range of the claw heads is clamped, the claw heads conforming to the clamping range need to be replaced, so that the problem of inconvenient grabbing is caused.
In order to achieve the above object, the present utility model provides a mechanical arm clamping device, which includes a housing, a first slider slidably disposed on an outer wall of the housing, a bottom plate movably disposed at a bottom of the housing, and a bracket; the first sliding block and the outer wall of the shell are respectively provided with a bracket; the end part of the bracket is provided with a rotating shaft, the rotating shaft is rotatably provided with a claw head, the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is connected with the claw head, and the other end of the torsion spring is connected with the rotating shaft; the circumference side of first slider is formed with the open slot, the first jaw at least partially block is in the open slot.
Preferably, a round hole is formed on the surface of the first sliding block; a first sliding groove is formed in the surface of the shell, and a second sliding block is arranged in the first sliding groove; and a cylinder matched with the round hole is fixedly arranged on the second sliding block.
Preferably, the first sliding block is connected with a connecting rod; so that the first slider can smoothly slide.
Preferably, the bottom plate is connected with a guide rod, one end of the guide rod is connected with the bottom of the bottom plate, and the other end of the guide rod penetrates through the bottom of the shell and is at least partially arranged in the shell.
Preferably, the guide rod is sleeved with a spring; so that one end of the spring is abutted against the bottom plate, and the other end of the spring is connected with the shell.
Preferably, a cylinder is arranged in the shell, and an output shaft of the guide rod is coaxially connected with the cylinder.
Preferably, the surface of the housing is further formed with a second sliding groove, so that the first sliding block is placed in the second sliding groove.
The utility model discloses a mechanical arm clamping device, which comprises a shell, a first sliding block, a bottom plate and a bracket, wherein the first sliding block is slidably arranged on the outer wall of the shell; the outer walls of the first sliding block and the shell are respectively provided with a bracket; the end part of the bracket is provided with a rotating shaft, the rotating shaft is rotatably provided with a claw head, the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is connected with the claw head, and the other end of the torsion spring is connected with the rotating shaft; the circumference side of the first sliding block is provided with an open slot, and the claw head is at least partially clamped in the open slot.
In the initial state, the claw head is clamped in the open slot, and the cylinder is started, so that the bottom plate can be displaced from top to bottom, and meanwhile, the claw head clamped in the open slot is driven to open and close; when an object beyond the range of the claw head needs to be clamped, the first sliding block is displaced to the other end of the shell, and the cylinder on the second sliding block is inserted into the first sliding block. The cylinder is activated so that the jaw can grip objects beyond the jaw. The problem of among the prior art, the jaw on it is fixed relatively, when the object of clamping surpassing the jaw scope, then need change the jaw that accords with the clamping scope to the inconvenient has been caused to snatch.
The beneficial effects are that: 1. in the robot clamping device in the prior art, the claw heads are relatively fixed, and when an object exceeding the range of the claw heads is clamped, the claw heads conforming to the clamping range need to be replaced; thereby failing to meet the grabbing requirements; the mechanical arm clamping device can grab objects beyond the range, so that grabbing requirements are met;
2. the mechanical arm clamping device has the advantages that the first sliding block on the mechanical arm clamping device is connected with the connecting rod, so that the mechanical arm clamping device can be adjusted simultaneously, and synchronous displacement is achieved.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
fig. 1 is a block diagram of a mechanical arm clamping device according to the present utility model at a first view angle;
fig. 2 is a block diagram of the mechanical arm clamping device according to the second view angle;
fig. 3 is a block diagram of the mechanical arm clamping device according to the third view angle.
Description of the reference numerals
1-a shell; 2-a bottom plate; 3-a bracket; 4, an air cylinder; 102-a first slider; 103-open slot; 104-a round hole; 105-a first chute; 106-a second slider; 107-a cylinder; 108-a connecting rod; 109-a second chute; 201-a guide rod; 202-a spring; 301-a rotating shaft; 302—a jaw; 303-torsion spring.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the present utility model, unless otherwise stated, terms such as "upper, lower, left, right", "inner, outer", "far, near" refer to directions with reference to the drawings.
As shown in fig. 1-3, the mechanical arm clamping device comprises a shell 1, a first sliding block 102 slidably arranged on the outer wall of the shell 1, a bottom plate 2 movably arranged at the bottom of the shell 1, and a bracket 3; the first sliding block 102 and the outer wall of the shell 1 are respectively provided with a bracket 3; a rotating shaft 301 is arranged at the end part of the bracket 3, a claw head 302 is rotatably arranged on the rotating shaft 301, a torsion spring 303 is sleeved on the rotating shaft 301, one end of the torsion spring 303 is connected with the claw head 302, and the other end of the torsion spring 303 is connected with the rotating shaft 301; an open slot 103 is formed on the circumferential side surface of the first slider 102, and the claw head 302 is at least partially engaged in the open slot 103.
In the initial state, the claw head 302 is clamped in the open slot 103, the cylinder 4 is started, so that the bottom plate 2 can be displaced from top to bottom, and meanwhile, the claw head 302 clamped in the open slot 103 is driven to perform opening and closing operations; when it is necessary to clamp an object beyond the jaw, the first slider 105 is displaced to the other end of the housing 1, and the cylinder 107 on the second slider 106 is inserted into the first slider 102. The cylinder 4 is activated so that the jaw 302 can grip an object beyond the jaw's range. The problem of prior art, on the jaw 302 relatively fixed, when the object that surpasses the jaw scope, need change the jaw that accords with the clamping scope to the inconvenient is snatched in the messenger.
In a preferred embodiment of the present utility model, in order to facilitate the fixing of the bracket 3 to one end of the housing 1, a circular hole 104 is formed on the surface of the first slider 102; a first sliding groove 105 is formed on the surface of the shell 1, and a second sliding block 106 is arranged in the first sliding groove 105; the second slider 106 has a cylindrical body 107 which is inherently matched to the circular hole 104.
In a preferred embodiment of the present utility model, in order to facilitate the synchronous displacement of the first slider 102, a connecting rod 108 is connected to the first slider 102; so that the first slider 102 can slide smoothly.
In a preferred embodiment of the present utility model, in order to make the cylinder 4 drive the bottom plate 2 through the guide rod 201, the guide rod 201 is connected to the bottom plate 2, one end of the guide rod 201 is connected to the bottom of the bottom plate 2, and the other end penetrates through the bottom of the housing 1 and is at least partially disposed in the housing 1.
In a preferred embodiment of the present utility model, in order to facilitate the resetting, the guide rod 201 is sleeved with a spring 202; so that one end of the spring 202 abuts against the bottom plate 2 and the other end is connected to the housing 1.
In a preferred embodiment of the present utility model, a cylinder 4 is disposed in the housing, and an output shaft of the guide rod 201 is coaxially connected to the cylinder 4.
In a preferred embodiment of the present utility model, in order to facilitate the smooth sliding of the first slider 102, a second sliding groove 109 is further formed on the surface of the housing 1, such that the first slider 102 is placed in the second sliding groove 109.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (7)
1. The mechanical arm clamping device is characterized by comprising a shell (1), a first sliding block (102) slidably arranged on the outer wall of the shell (1), a bottom plate (2) movably arranged at the bottom of the shell (1) and a bracket (3);
the outer walls of the first sliding block (102) and the shell (1) are respectively provided with a bracket (3);
the end part of the bracket (3) is provided with a rotating shaft (301), the rotating shaft (301) is rotatably provided with a claw head (302), the rotating shaft (301) is sleeved with a torsion spring (303), one end of the torsion spring (303) is connected with the claw head (302), and the other end of the torsion spring is connected with the rotating shaft (301);
an opening groove (103) is formed in the circumferential side surface of the first sliding block (102), and the claw head (302) is at least partially clamped in the opening groove (103).
2. The mechanical arm clamping device according to claim 1, wherein a circular hole (104) is formed on the surface of the first slider (102);
a first sliding groove (105) is formed in the surface of the shell (1), and a second sliding block (106) is arranged in the first sliding groove (105);
the second slider (106) is inherently provided with a cylinder (107) matched with the round hole (104).
3. The mechanical arm clamping device according to claim 2, wherein a connecting rod (108) is connected to the first slider (102);
so that the first slider (102) can slide smoothly.
4. The mechanical arm clamping device according to claim 1, wherein a guide rod (201) is connected to the bottom plate (2), one end of the guide rod (201) is connected to the bottom of the bottom plate (2), and the other end of the guide rod penetrates through the bottom of the housing (1) and is at least partially arranged in the housing (1).
5. The mechanical arm clamping device according to claim 4, wherein a spring (202) is sleeved on the guide rod (201);
so that one end of the spring (202) is abutted against the bottom plate (2), and the other end is connected with the shell (1).
6. The mechanical arm clamping device according to claim 5, wherein a cylinder (4) is arranged in the housing, and an output shaft of the guide rod (201) is coaxially connected with the cylinder (4).
7. The mechanical arm clamping device according to claim 1, characterized in that the housing (1) surface is further formed with a second runner (109) such that the first slider (102) is placed in the second runner (109).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321332385.2U CN220197714U (en) | 2023-05-25 | 2023-05-25 | Mechanical arm clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321332385.2U CN220197714U (en) | 2023-05-25 | 2023-05-25 | Mechanical arm clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220197714U true CN220197714U (en) | 2023-12-19 |
Family
ID=89139697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321332385.2U Active CN220197714U (en) | 2023-05-25 | 2023-05-25 | Mechanical arm clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220197714U (en) |
-
2023
- 2023-05-25 CN CN202321332385.2U patent/CN220197714U/en active Active
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