CN218200927U - Grabbing mechanism - Google Patents
Grabbing mechanism Download PDFInfo
- Publication number
- CN218200927U CN218200927U CN202221626435.3U CN202221626435U CN218200927U CN 218200927 U CN218200927 U CN 218200927U CN 202221626435 U CN202221626435 U CN 202221626435U CN 218200927 U CN218200927 U CN 218200927U
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- Prior art keywords
- hinge shaft
- driving element
- clamping arm
- workpiece
- suction device
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- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 4
- 230000005693 optoelectronics Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a snatch mechanism belongs to tool equipment technical field, include: a base frame; the suction device is connected with the base frame and is used for sucking a workpiece; the gripper device comprises a fixed seat, a clamping arm, a transmission piece and a driving element, wherein the fixed seat is connected with the base frame, the clamping arm is hinged with the fixed seat, the driving element is connected with the fixed seat, one end of the clamping arm is in linkage connection with the driving element through the transmission piece, and the other end of the clamping arm is provided with a clamping block. The utility model has the advantages that: when the suction device sucks the workpiece, the driving element can drive the clamping arm to rotate through the transmission part, so that the clamping block moves to the lower part of the workpiece, and the clamping block can also play a role of falling prevention even if the vacuum suction head fails.
Description
Technical Field
The utility model belongs to the technical field of the tooling equipment, a snatch mechanism is related to.
Background
Because new forms of energy power is energy-concerving and environment-protective, widely used on the car, how to process manufacturing to spare part on the new forms of energy car, reduce cost is the problem of always paying close attention to in the trade, wherein add man-hour to new forms of energy car battery tray assembly, need snatch whole battery tray assembly, then move to each station and carry out work such as welding, assembly, detection, in prior art, often suck the battery tray assembly or put down through the mode of vacuum suction head absorption.
Because the whole weight of the battery tray assembly is larger, and if the vacuum suction head fails, safety accidents are likely to happen, certain potential safety hazards exist in the mode that the vacuum suction head sucks the battery tray assembly up or down, and the improvement space is larger.
Disclosure of Invention
The utility model aims at the above-mentioned problem that prior art exists, provide one kind and snatched mechanism.
The purpose of the utility model can be realized by the following technical proposal: a grasping mechanism comprising:
a base frame;
the suction device is connected with the base frame and is used for sucking the workpiece;
the gripper device comprises a fixed seat, a clamping arm, a transmission piece and a driving element, wherein the fixed seat is connected with the base frame, the clamping arm is hinged with the fixed seat, the driving element is connected with the fixed seat, one end of the clamping arm is in linkage connection with the driving element through the transmission piece, the other end of the clamping arm is provided with a clamping block, and when the suction device sucks a workpiece, the driving element can drive the clamping arm to rotate through the transmission piece, so that the clamping block moves to the position below the workpiece.
In the above grabbing mechanism, the transmission member is provided with a transmission block, a first hinge shaft and a second hinge shaft, one end of the transmission block is hinged to the output shaft of the driving element through the first hinge shaft, and the other end of the transmission block is hinged to the clamping arm through the second hinge shaft.
In the grabbing mechanism, the fixing seat is provided with a third hinge shaft, the clamping arm is hinged to the fixing seat through the third hinge shaft, and the third hinge shaft is located between the clamping block and the second hinge shaft.
In the above grabbing mechanism, the fixing seat includes a first seat body, a second seat body and a connecting member, the first seat body is provided with a waist-shaped hole, one end of the connecting member is movably connected to the first seat body through the waist-shaped hole, the other end of the connecting member is fixedly connected to the second seat body, and the driving element and the third hinge shaft are both disposed on the first seat body.
In the above gripping mechanism, the fixing base is provided with a photoelectric switch, the photoelectric switch is electrically connected to the gripper, and the photoelectric switch is used for detecting whether a workpiece exists or not and controlling the gripper.
In the above gripping mechanism, the base frame is provided with a controller, and the controller is electrically connected with the suction device and the gripper device and is used for controlling the suction device and the gripper device.
In one of the gripping mechanisms described above, the driving element is configured as a pneumatic cylinder or a hydraulic cylinder or a linear motor.
In one of the above gripping mechanisms, the suction device is configured as a vacuum suction head.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the suction device sucks the workpiece, the driving element can drive the clamping arm to rotate through the transmission part, so that the clamping block moves to the lower part of the workpiece, and the clamping block can also play a role of falling prevention even if the vacuum suction head fails.
2. The one end of transmission piece is articulated through first articulated shaft and drive element's output shaft, and the other end of transmission piece passes through the second articulated shaft and presss from both sides the arm articulated, and drive element's linear motion can drive behind first articulated shaft, transmission piece and the second articulated shaft and press from both sides the arm rotation and can not cause its lock to die.
3. One end of the connecting piece is movably connected with the first seat body through the waist-shaped hole, the other end of the connecting piece is fixedly connected with the second seat body, and the connecting piece is fixed in the waist-shaped hole after being fastened, so that the position of the first seat body relative to the base frame can be adjusted through the movement of the connecting piece in the waist-shaped hole.
Drawings
Fig. 1 is a schematic structural view of the grabbing mechanism of the present invention.
Fig. 2 is a schematic structural view of another view angle of the grabbing mechanism of the present invention.
Fig. 3 is a left side view of the grabbing mechanism of the present invention.
Fig. 4 is a schematic structural view of the gripper of the present invention.
Fig. 5 is a left side view of the gripper of the present invention.
In the figure, 100, a base frame; 110. a controller; 200. a suction device; 300. a gripper device; 310. a fixed seat; 311. a first seat body; 312. a second seat body; 313. a connecting member; 320. a clamp arm; 321. a clamping block; 330. a transmission member; 331. a transmission block; 332. a first hinge shaft; 333. a second hinge shaft; 340. a drive element; 350. a third hinge shaft; 360. a photoelectric switch.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
As shown in fig. 1-5, a grasping mechanism includes: a base frame 100, a suction device 200 and a gripper 300.
A suction device 200 is connected to the base frame 100, and the suction device 200 is used for sucking a workpiece (not shown).
Preferably, the suction device 200 is provided as a vacuum nozzle.
The gripper 300 includes a fixing base 310, a clamping arm 320, a transmission member 330 and a driving element 340, wherein the fixing base 310 is connected to the base frame 100, the clamping arm 320 is hinged to the fixing base 310, the driving element 340 is connected to the fixing base 310, one end of the clamping arm 320 is connected to the driving element 340 through the transmission member 330 in a linkage manner, the other end of the clamping arm 320 is provided with a clamping block 321, and when the suction device 200 sucks a workpiece, the driving element 340 can drive the clamping arm 320 to rotate through the transmission member 330, so that the clamping block 321 can move to a position below the workpiece.
Preferably, the driving element 340 is configured as a pneumatic cylinder or a hydraulic cylinder or a linear motor.
In this embodiment, when the suction device 200 sucks the workpiece, the driving element 340 can drive the clamping arm 320 to rotate through the transmission 330 so as to move the clamping block 321 to the position below the workpiece, so that the clamping block 321 can prevent falling even if the vacuum head fails.
As shown in fig. 4 and 5, on the basis of the above embodiment, the transmission member 330 is provided as a transmission block 331, a first hinge shaft 332 and a second hinge shaft 333, one end of the transmission block 331 is hinged to the output shaft of the driving element 340 through the first hinge shaft 332, and the other end of the transmission block 331 is hinged to the clamping arm 320 through the second hinge shaft 333.
In this embodiment, one end of the transmission block 331 is hinged to the output shaft of the driving element 340 through the first hinge shaft 332, the other end of the transmission block 331 is hinged to the clamping arm 320 through the second hinge shaft 333, and the linear motion of the driving element 340 can drive the clamping arm 320 to rotate without being locked through the first hinge shaft 332, the transmission block 331 and the second hinge shaft 333.
As shown in fig. 4 and 5, on the basis of the above embodiment, the fixing base 310 is provided with a third hinge shaft 350, the clamping arm 320 is hinged to the fixing base 310 through the third hinge shaft 350, and the third hinge shaft 350 is located between the clamping block 321 and the second hinge shaft 333.
In the present embodiment, the clamping arm 320 is hinged to the fixing base 310 by a third hinge shaft 350 between the clamping block 321 and the second hinge shaft 333, and the clamping arm 320 rotates around the third hinge shaft 350.
As shown in fig. 4 and 5, based on the above embodiment, the fixing base 310 includes a first base 311, a second base 312 and a connecting member 313, the first base 311 is provided with a kidney-shaped hole, one end of the connecting member 313 is movably connected to the first base 311 through the kidney-shaped hole, the other end of the connecting member 313 is fixedly connected to the second base 312, and the driving element 340 and the third hinge shaft 350 are disposed on the first base 311.
Specifically, the connecting member 313 may be configured as a screw, the waist-shaped hole may be a through hole, and the second seat 312 may be configured with a threaded hole; or the connection member 313 may be configured as a bolt and a nut, the kidney-shaped hole may be a through hole, and the second fastening body 312 may be configured with a through hole.
In this embodiment, one end of the connecting element 313 is movably connected to the first fastening structure 311 through a waist-shaped hole and the other end is fixedly connected to the second fastening structure 312, and after fastening, the connecting element 313 is fixed to the waist-shaped hole, so that the position of the first fastening structure 311 relative to the base frame 100 can be adjusted by moving the connecting element 313 in the waist-shaped hole.
As shown in fig. 4 and 5, in the above embodiment, the fixing base 310 is provided with an optoelectronic switch 360, the optoelectronic switch 360 is electrically connected to the gripper 300, and the optoelectronic switch 360 is used for detecting the presence or absence of a workpiece and controlling the gripper 300.
In this embodiment, the photoelectric switch 360 is aligned below the base frame 100, the photoelectric switch 360 is used to detect the presence or absence of a workpiece and control the gripper 300, and when the suction device 200 sucks the workpiece, the photoelectric switch 360 detects the workpiece and controls the driving element 340 to operate.
As shown in fig. 1, 2 and 3, in addition to the above embodiment, the base frame 100 is provided with a controller 110, and the controller 110 is electrically connected to the suction device 200 and the gripper 300 and is used for controlling the suction device 200 and the gripper 300.
In the present embodiment, the controller 110 is electrically connected to the suction device 200 and the gripper 300 and is used for controlling the suction device 200 and the gripper 300, and a user can operate the controller 110 to control the suction device 200 and the gripper 300 according to actual requirements.
Claims (8)
1. A grasping mechanism, comprising:
a base frame;
the suction device is connected with the base frame and is used for sucking a workpiece;
the gripper device comprises a fixed seat, a clamping arm, a transmission piece and a driving element, wherein the fixed seat is connected with the base frame, the clamping arm is hinged with the fixed seat, the driving element is connected with the fixed seat, one end of the clamping arm is in linkage connection with the driving element through the transmission piece, the other end of the clamping arm is provided with a clamping block, and when the suction device sucks a workpiece, the driving element can drive the clamping arm to rotate through the transmission piece, so that the clamping block moves to the position below the workpiece.
2. A grasping mechanism according to claim 1, wherein: the transmission part is set to be a transmission block, a first hinge shaft and a second hinge shaft, one end of the transmission block is hinged to an output shaft of the driving element through the first hinge shaft, and the other end of the transmission block is hinged to the clamping arm through the second hinge shaft.
3. A gripping mechanism according to claim 2, wherein: the fixing seat is provided with a third hinge shaft, the clamping arm is hinged to the fixing seat through the third hinge shaft, and the third hinge shaft is located between the clamping block and the second hinge shaft.
4. A grasping mechanism according to claim 3, wherein: the fixing seat comprises a first seat body, a second seat body and a connecting piece, the first seat body is provided with a waist-shaped hole, one end of the connecting piece is movably connected with the first seat body through the waist-shaped hole, the other end of the connecting piece is fixedly connected with the second seat body, and the driving element and the third hinge shaft are arranged on the first seat body.
5. A gripping mechanism according to claim 1, wherein: the fixing seat is provided with a photoelectric switch, the photoelectric switch is electrically connected with the hand grip device, and the photoelectric switch is used for detecting whether a workpiece exists or not and controlling the hand grip device.
6. A grasping mechanism according to claim 1, wherein: the base frame is provided with a controller which is electrically connected with the suction device and the gripper device and is used for controlling the suction device and the gripper device.
7. A grasping mechanism according to claim 1, wherein: the driving element is arranged to be an air cylinder or a hydraulic cylinder or a linear motor.
8. A grasping mechanism according to claim 1, wherein: the suction device is a vacuum suction head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221626435.3U CN218200927U (en) | 2022-06-27 | 2022-06-27 | Grabbing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221626435.3U CN218200927U (en) | 2022-06-27 | 2022-06-27 | Grabbing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218200927U true CN218200927U (en) | 2023-01-03 |
Family
ID=84648800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221626435.3U Active CN218200927U (en) | 2022-06-27 | 2022-06-27 | Grabbing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218200927U (en) |
-
2022
- 2022-06-27 CN CN202221626435.3U patent/CN218200927U/en active Active
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