CN216152365U

CN216152365U - Flexible multifunctional hydraulic gripper

Info

Publication number: CN216152365U
Application number: CN202122117966.1U
Authority: CN
Inventors: 刘鑫; 贾强; 贾宁; 宋晓磊; 张岚
Original assignee: Nanjing Ruiqihuang Electronic Technology Co ltd
Current assignee: Nanjing Ruiqihuang Electronic Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-04-01
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a flexible multifunctional hydraulic gripper, which structurally comprises a connecting shaft and an adjusting device, wherein the adjusting device is arranged, namely, a driving plate can realize stable right movement driving movement under the drive of an internal screw rod, the driving plate can realize the right movement driving movement under the matching of a first gear and a sliding block, and a moving frame which is meshed and connected with a second gear on the right side of the driving plate can drive the whole gripper to realize the right movement straddling movement, so that the gripper straddling work can be realized, the advantage of synchronously mounting materials by matching with other mechanical arms is achieved, a locking assembly is arranged at the lower end of the moving frame, the gripper can be quickly disassembled or installed, namely, the locking shaft can be quickly unlocked or locked under the matching of the locking shaft, a tension spring and a guide plate, the quick unlocking or installation movement is further realized, and the advantage of quick installation or disassembly of the gripper is achieved.

Description

Flexible multifunctional hydraulic gripper

Technical Field

The utility model relates to the technical field of hydraulic grippers, in particular to a flexible multifunctional hydraulic gripper.

Background

Along with the development of the technology, the mechanical arm is applied to various fields more and more, especially an automatic production line, but because smiling parts are not easy to clamp, the manufacturing requirement on the mechanical arm is strict, high-precision grabbing is realized, and the working reliability is also improved, so that the flexible hydraulic grabbing hand is often used at present to realize high-precision grabbing movement of the parts.

The present tongs are mostly fixed on a station and can not be moved in a cross-position work, so that the using flexibility of the tongs is low, the adjustment movement can not be realized, the working range is improved, and meanwhile, when the tongs are installed, the installation or the disassembly of the tongs can not be realized in a more complex and rapid manner, and the efficiency of subsequent maintenance is ensured.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, a flexible multifunctional hydraulic gripper is provided at present, the problem that the gripper is mostly fixed on a station and cannot be used for crossing work activities is solved, so that the use flexibility of the gripper is low, the adjustment activities cannot be realized, the working range is improved, meanwhile, when the gripper is installed, the gripper is installed or disassembled in a more complex and more rapid mode, the efficiency of follow-up maintenance is guaranteed, the gripper cross-position work is achieved, the gripper can be matched with other manipulators to synchronously install materials and achieve the effect of rapid installation or disassembly of the gripper.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a flexible multifunctional hydraulic gripper, which comprises a connecting shaft and an adjusting device, wherein the lower end of the connecting shaft is tightly connected with a connecting block, the left side and the right side of the lower end of the connecting block are respectively provided with a fixed block, the lower end of the fixed block is tightly connected with a bearing block, a hydraulic interface is inserted outside the bearing block, the lower end of the bearing block is connected with a flexible gripper, the adjusting device is arranged at the top of the connecting shaft, the adjusting device comprises a shell, a motor, a screw rod, a driving plate, a first gear, a sliding block, a second gear, a moving frame and a locking assembly, the motor is arranged in the upper end of the right side of the shell, the left side of the motor is connected with the screw rod, the left side of the screw rod is meshed with the driving plate, the lower end of the left side of the driving plate is meshed with the first gear, the rear side of the first gear is provided with the sliding block, and the lower end of the first gear is meshed with the shell, the sliding block is connected with the inside of the shell in a sliding mode, the second gear is arranged on the right side of the driving plate, the upper side and the lower side of the second gear are respectively connected with the shell and the moving frame in a meshed mode, the lower end of the moving frame is connected with the locking assembly, and the locking assembly is fixedly connected with the connecting shaft.

Further, the locking subassembly includes connecting shell, locking axle, push pedal, extension spring and baffle, connecting shell lower extreme and connecting axle fixed connection to the inside sliding connection of connecting shell has the locking axle, locking axle left side is connected with the push pedal, and locking axle right side is pegged graft mutually with removing the frame, the extension spring upper end is connected with the locking axle to the extension spring lower extreme is connected with the baffle, the baffle upper end rotates with the connecting shell to be connected.

Furthermore, the motor and the screw rod are arranged along the same horizontal straight line at the upper end inside the shell, and external threads on the outer side of the screw rod are meshed with the upper end of the left side of the driving plate.

Furthermore, a plurality of tooth angles are arranged at equal intervals at the lower end of the left side and the upper end of the right side in the shell, and the right end face of the shell is not closed.

Furthermore, the whole shape of the movable frame is cuboid, and the outer surface of the movable frame is smooth and has no barbs.

Furthermore, the left side and the right side of the locking shaft are cylindrical, and the outer cylindrical surfaces of the two sides of the locking shaft are smooth.

Furthermore, the push plate outside is provided with the promotion department to the push plate sets up the promotion department surface and is provided with anti-skidding line.

Furthermore, the connecting shell is integrally rectangular and is inserted into the lower end of the left side of the movable frame.

Further, the locking shaft is made of stainless steel.

Furthermore, the tension spring is made of carbon steel.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

the method has the advantages that: according to the flexible multifunctional hydraulic gripper, the adjusting device is arranged, namely, under the drive of the internal screw, the drive plate can realize stable right movement driving movement under the matching of the first gear and the sliding block, and the moving frame meshed and connected with the second gear on the right side of the drive plate can drive the whole gripper to realize right movement and cross movement, so that the advantages that the gripper can work in a cross mode and can be matched with other mechanical arms to synchronously mount materials are achieved.

The method has the advantages that: according to the flexible multifunctional hydraulic gripper, the locking assembly is arranged at the lower end of the moving frame, so that the gripper can be quickly detached or installed, namely, the locking shaft can be quickly unlocked or locked by matching the locking shaft, the tension spring and the guide plate, so that quick unlocking or installation activity is realized, and the advantage of quick mounting or dismounting of the gripper is achieved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic front sectional view of the adjusting device of the present invention;

FIG. 4 is a front cross-sectional view of the locking assembly of the present invention;

fig. 5 is a perspective view of the locking assembly of the present invention.

In the figure: the device comprises a connecting shaft-1, a connecting block-2, a fixing block-3, a bearing block-4, a hydraulic interface-5, a flexible gripper-6, an adjusting device-7, a shell-71, a motor-72, a screw-73, a driving plate-74, a first gear-75, a sliding block-76, a second gear-77, a moving frame-78, a locking assembly-79, a connecting shell-791, a locking shaft-792, a push plate-793, a tension spring-794 and a guide plate-795.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, the utility model provides a flexible multifunctional hydraulic gripper through improvement, which comprises a connecting shaft 1 and an adjusting device 7, wherein the lower end of the connecting shaft 1 is fixedly connected with a connecting block 2, the left side and the right side of the lower end of the connecting block 2 are respectively provided with a fixing block 3, the lower end of each fixing block 3 is fixedly connected with a bearing block 4, the outer side of each bearing block 4 is inserted with a hydraulic interface 5, and the lower end of each bearing block 4 is connected with a flexible gripper 6.

Referring to fig. 3, the present invention provides a flexible multifunctional hydraulic gripper by improvement, wherein an adjusting device 7 is disposed on the top of a connecting shaft 1, the adjusting device 7 includes a housing 71, a motor 72, a screw 73, a driving plate 74, a first gear 75, a slider 76, a second gear 77, a moving frame 78 and a locking assembly 79, the motor 72 is disposed inside the upper end of the right side of the housing 71, and the left side of the motor 72 is connected to the screw 73, so that the housing 71 achieves quick protection of internal components, the left side of the screw 73 is connected to the driving plate 74 in a meshing manner, and the lower end of the left side of the driving plate 74 is connected to the first gear 75 in a meshing manner, so that the screw 73 achieves stable driving movement of the driving plate 74, the slider 76 is disposed behind the first gear 75, and the lower end of the first gear 75 is connected to the housing 71 in a meshing manner, so that the first gear 75 cooperates with the slider 76 to ensure stable driving of the driving plate 74, and the slider 76 is slidably connected to the inside of the housing 71, the second gear 77 is arranged on the right side of the driving plate 74, the upper side and the lower side of the second gear 77 are respectively engaged with the shell 71 and the movable frame 78, so that the second gear 77 realizes the movable driving action of the movable frame 78, the lower end of the movable frame 78 is connected with the locking assembly 79, and the locking assembly 79 is fixedly connected with the connecting shaft 1, so that the quick mounting or dismounting of the hand grip is realized through the locking assembly 79, the motor 72 and the screw rod 73 are arranged along the same horizontal line at the upper end inside the shell 71, the external thread on the outer side of the screw rod 73 is engaged with the upper end on the left side of the driving plate 74, so that the screw rod 73 realizes the thread adjusting action, a plurality of tooth angles are arranged at equal intervals at the lower end on the left side and the upper end on the right side inside the shell 71, the right end of the shell 71 is unclosed, so that the shell 71 ensures the stable movement adjustment of the movable frame 78, the movable frame 78 is integrally arranged in a rectangular shape, and the outer surface of the movable frame 78 is smooth and has no barb, so that the moving frame 78 slides smoothly without jamming.

Referring to fig. 4 and 5, the present invention provides a flexible multi-functional hydraulic gripper by improvement, wherein a locking assembly 79 includes a connection housing 791, a locking shaft 792, a push plate 793, a tension spring 794 and a guide plate 795, a lower end of the connection housing 791 is fixedly connected to the connection shaft 1, and the inside of the connection housing 791 is slidably connected with the locking shaft 792 such that the connection housing 791 performs safety protection of internal parts, a left side of the locking shaft 792 is connected to the push plate 793 and a right side of the locking shaft 792 is inserted into a moving frame 78 such that the locking shaft 792 performs stable locking movement, an upper end of the tension spring 794 is connected to the locking shaft 792, and a lower end of the tension spring 794 is connected to the guide plate 795 such that the tension spring force reinforcing movement of the tension spring 794 is performed, an upper end of the guide plate 795 is rotatably connected to the connection housing 791, left and right sides of the locking shaft 792 are cylindrical, and cylindrical outer surfaces of both sides of the locking shaft 792 are smooth such that the locking or unlocking movement is not smoothly caught, the push pedal 793 outside is provided with the promotion department to push pedal 793 sets up the promotion department surface and is provided with anti-skidding line, makes difficult taking off the hand when the user promotes, connects the whole cuboid form that is of shell 791, and connects shell 791 and removes frame 78 left side lower extreme and peg graft mutually, makes to connect shell 791 and remove frame 78 peg graft stably mutually, and locking shaft 792 adopts stainless steel to make, and extension spring 794 adopts carbon steel to make.

This patent extension spring 794: the coil spring is a spiral spring bearing axial tension, the extension spring is generally made of round section materials, and when the coil spring is not bearing load, the coils of the extension spring are generally tight and have no gaps.

The utility model relates to a flexible multifunctional hydraulic gripper, which has the following working principle;

firstly, when the hydraulic gripper needs to be used, a hydraulic interface 5 arranged on the outer side of a receiving block 4 is connected with external hydraulic equipment, then a connecting shaft 1 arranged on the gripper is connected with an external installation position, when a certain part needs to be grabbed, the lower end of the receiving block 4 is connected with a flexible gripper 6 to be driven through the external hydraulic equipment, and then the flexible gripper 6 can follow the flexible gripper to realize grabbing movement of the part;

secondly, the conventional grippers are mostly fixed on a station and cannot be used for cross-working movement, so that the grippers are low in use flexibility and cannot be adjusted to improve the working range, and meanwhile, the mounting or dismounting of the grippers is complex and cannot be realized quickly when the grippers are mounted, so that the efficiency of subsequent maintenance is ensured;

thirdly, when the adjusting device 7 is arranged on the top of the connecting shaft 1, that is, when the straddle operation is required, the motor 72 arranged inside the upper end of the right side of the casing 71 is operated, so that the motor 72 drives the screw rod 73 connected with the left side to rotate, the driving plate 74 in threaded connection with the left side of the screw rod 73 can move to the right along the inside of the casing 71, the first gear 75 meshed and connected with the left side of the driving plate 74 can realize the driving of the slider 76 connected with the rear side under the action of the tooth angle arranged inside the left side of the casing 71, so as to ensure the stability of the right movement of the driving plate 74, the second gear 77 arranged at the front end of the right side of the driving plate 74 can move to the right along with the right movement of the driving plate 74, the tooth angle arranged inside the upper end of the right side of the casing 71 can realize the right pushing of the moving frame 78 connected with the meshing of the lower end, so as to move the frame 78, the lower end locking assembly 79 can move to the right, the hydraulic gripper is moved to another station for auxiliary work movement, so that the advantage that the gripper can carry out cross-position work and can be matched with other mechanical arms to synchronously mount materials is achieved;

fourthly, in order to realize the quick disassembly of the hydraulic gripper when the hydraulic gripper is maintained, the quick disassembly of the hydraulic gripper is realized by arranging the locking assembly 79 at the lower end of the movable frame 78, namely when the disassembly is needed, the push plate 792 connected with the left side of the locking shaft 792 is pulled leftwards, the push plate 793 realizes the left movement of the locking shaft 792, the right side of the locking shaft 792 can be moved out of the lower end of the left side of the movable frame 78 to realize the unlocking movement, meanwhile, the tension spring 794 arranged at the front side of the middle part of the locking shaft 792 can be inclined leftwards and drive the guide plate 795 connected with the lower end of the tension spring 794 to be synchronously inclined leftwards so as to realize the locking after the unlocking of the locking shaft 792 and avoid the loosening phenomenon, then, the whole hydraulic assembly is only required to be taken down from the lower end of the movable frame 78, when the hydraulic gripper is installed, the connecting shell 791 is inserted with the lower end of the left side of the movable frame 78 again and the locking shaft is pushed rightwards, the locking shaft 792 is inserted into the lower end of the left side of the movable frame 78 again, and the tension spring 794 and the guide plate 795 can be inclined rightwards, so that the reinforcing movement is realized, and the advantage of quick installation or disassembly of the hand grab is achieved.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A flexible multifunctional hydraulic gripper comprises a connecting shaft (1), wherein the lower end of the connecting shaft (1) is fixedly connected with a connecting block (2), fixed blocks (3) are arranged on the left side and the right side of the lower end of the connecting block (2), the lower end of each fixed block (3) is fixedly connected with a bearing block (4), a hydraulic interface (5) is inserted and connected to the outer side of each bearing block (4), and a flexible gripper (6) is connected to the lower end of each bearing block (4);

the method is characterized in that: the adjusting device (7) is arranged at the top of the connecting shaft (1), the adjusting device (7) comprises a shell (71), a motor (72), a screw rod (73), a driving plate (74), a first gear (75), a sliding block (76), a second gear (77), a moving frame (78) and a locking assembly (79), the motor (72) is arranged inside the upper end of the right side of the shell (71), the left side of the motor (72) is connected with the screw rod (73), the left side of the screw rod (73) is connected with the driving plate (74) in a meshed mode, the lower end of the left side of the driving plate (74) is connected with the first gear (75) in a meshed mode, the sliding block (76) is arranged on the rear side of the first gear (75), the lower end of the first gear (75) is connected with the shell (71) in a meshed mode, the sliding block (76) is connected with the inside of the shell (71) in a sliding mode, and the second gear (77) is arranged on the right side of the driving plate (74), and the upper side and the lower side of the second gear (77) are respectively meshed with the shell (71) and the moving frame (78), the lower end of the moving frame (78) is connected with a locking assembly (79), and the locking assembly (79) is fixedly connected with the connecting shaft (1).

2. The flexible multi-functional hydraulic gripper of claim 1, wherein: locking subassembly (79) are including connecting shell (791), locking axle (792), push pedal (793), extension spring (794) and baffle (795), connecting shell (791) lower extreme and connecting axle (1) fixed connection to connecting shell (791) inside sliding connection has locking axle (792), locking axle (792) left side is connected with push pedal (793), and locking axle (792) right side is pegged graft mutually with removal frame (78), extension spring (794) upper end is connected with locking axle (792), and extension spring (794) lower extreme is connected with baffle (795), baffle (795) upper end is connected with connecting shell (791) rotation.

3. The flexible multi-functional hydraulic gripper of claim 1, wherein: the motor (72) and the screw rod (73) are arranged along the same horizontal straight line at the upper end of the interior of the shell (71), and external threads on the outer side of the screw rod (73) are meshed with the upper end of the left side of the driving plate (74).

4. The flexible multi-functional hydraulic gripper of claim 1, wherein: a plurality of tooth angles are arranged at equal intervals at the lower left end and the upper right end in the shell (71), and the right end face of the shell (71) is not closed.

5. The flexible multi-functional hydraulic gripper of claim 1, wherein: the moving frame (78) is integrally rectangular, and the outer surface of the moving frame (78) is smooth and has no barbs.

6. The flexible multi-functional hydraulic gripper of claim 2, wherein: the left side and the right side of the locking shaft (792) are cylindrical, and the cylindrical outer surfaces of the two sides of the locking shaft (792) are smooth.

7. The flexible multi-functional hydraulic gripper of claim 2, wherein: the push plate (793) outside is provided with the promotion department to push plate (793) set up the promotion department surface and are provided with anti-skidding line.

8. The flexible multi-functional hydraulic gripper of claim 2, wherein: the whole connecting shell (791) is cuboid, and the connecting shell (791) is inserted with the lower end of the left side of the movable frame (78).