CN216271918U

CN216271918U - Loading and unloading clamp

Info

Publication number: CN216271918U
Application number: CN202122754574.6U
Authority: CN
Inventors: 汪永卫
Original assignee: Liaocheng Zhongrui Bearing Co ltd
Current assignee: Linqing Zhongrui Machinery Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-11-11
Publication date: 2022-04-12
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a loading and unloading clamp, which relates to the technical field of clamping tools and comprises a base, a travelling mechanism, a support arm, a clamping component and an adsorption component, wherein the travelling mechanism is fixed at the lower end of the base and used for driving the base to travel, the lower end of the support is rotatably installed on the base and can rotate, the upper end of the support extends in the direction away from the base, the support arm is installed on the support, the adsorption component is installed on the support arm and used for sucking the upper end face of goods, the clamping component is fixedly connected with the support arm, and the clamping component is arranged around the circumferential direction of the adsorption component and used for clamping the goods. The loading and unloading clamp can realize automatic loading and unloading of goods, is stable in clamping and improves loading and unloading efficiency.

Description

Loading and unloading clamp

Technical Field

The utility model relates to the technical field of clamping tools, in particular to a loading and unloading clamp.

Background

The existing loading and unloading devices are mainly divided into manual loading and unloading and machine loading and unloading, the manual loading and unloading are only suitable for the loading and unloading work with less cargos and lighter cargos, and the manual loading and unloading wastes too much labor for a large amount of cargos and heavier cargos; and machine loading and unloading often utilizes anchor clamps to carry out the centre gripping to the goods, but only through jack catch centre gripping, very easily leads to the centre gripping unstable, and is not suitable for centre gripping dysmorphism goods.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a loading and unloading clamp which solves the problems in the prior art, is stable in clamping and can load and unload special-shaped goods.

In order to achieve the purpose, the utility model provides the following scheme:

the utility model provides a loading and unloading clamp which comprises a base, a travelling mechanism, a support arm, a clamping assembly and an adsorption assembly, wherein the travelling mechanism is fixed at the lower end of the base and used for driving the base to travel, the lower end of the support is rotatably installed on the base, the support can rotate, the upper end of the support extends in a direction far away from the base, the support arm is installed on the support, the adsorption assembly is installed on the support arm and used for sucking the upper end face of a cargo, the clamping assembly is fixedly connected with the support arm, and the clamping assembly is arranged around the circumference of the adsorption assembly and used for clamping the cargo.

Preferably, still include lifting unit, lifting unit includes slider, linear slide rail and drive element, the inside cavity of support, just linear slide rail fixes inside the support, the slider with linear slide rail sliding connection, drive element set up in on the support, drive element is used for the drive the slider is in follow on the linear slide rail's length direction reciprocating motion, be equipped with rectangular hole on the support, the length direction in rectangular hole with linear slide rail's length direction is unanimous, just the slider is being close to one side in rectangular hole is fixed the one end of support arm, the other end of support arm passes through rectangular hole stretches out the support, and with adsorption unit connects.

Preferably, keep away from on the support arm the one end of slider is equipped with the connecting rod, the connecting rod with the support arm is perpendicular, just the upper end of connecting rod is fixed on the support arm, adsorption component includes first pneumatic cylinder, sucking disc and vacuum pump, the upper end of first pneumatic cylinder with the lower extreme fixed connection of connecting rod, the output shaft of first pneumatic cylinder with sucking disc fixed connection, just first pneumatic cylinder can drive the sucking disc goes up and down, the vacuum pump with the sucking disc passes through the pipeline intercommunication.

Preferably, the first hydraulic cylinder and the sucker are fixed through a mounting frame, the upper end of the mounting frame is fixed to an output shaft of the first hydraulic cylinder, a plurality of support rods are fixed to the lower end of the mounting frame, and the support rods are circumferentially and uniformly fixed to the outer edge of the sucker.

Preferably, the clamping assembly comprises a plurality of support rods and a plurality of telescopic elements, the support rods are L-shaped, each support rod is circumferentially fixed around the side wall of the connection rod, one end of each support rod is fixed on the connection rod, one telescopic element is fixed on one support rod, the telescopic direction of each telescopic element is perpendicular to the length direction of the support rod, and each telescopic element can stretch to clamp or loosen goods.

Preferably, the telescopic element comprises a second hydraulic cylinder and a chuck, one end of the second hydraulic cylinder is fixed on the support rod, an output shaft of the second hydraulic cylinder is fixedly connected with the chuck, and the chuck is used for contacting the side wall of the goods.

Preferably, a rubber pad is further arranged on the chuck and used for contacting with the side wall of the goods.

Preferably, a bottom support element is further fixed to one end of the support rod, which is far away from the connection rod, the bottom support element includes a third hydraulic cylinder and a fork, one end of the third hydraulic cylinder is fixed to the support rod, an output shaft of the third hydraulic cylinder is fixedly connected to the fork, the third hydraulic cylinder can drive the fork to move towards a direction close to or far away from the goods, an upper end face of the fork is used for contacting a lower end face of the goods, and when the goods are clamped, the telescopic element is located between the suction cup and the fork.

Preferably, the cross section of the base is rectangular, and the traveling mechanism comprises four universal wheels, and the four universal wheels are respectively located at each corner of the base.

Preferably, a fourth hydraulic cylinder is further fixed to the lower end face of the base, an output shaft of the fourth hydraulic cylinder is fixedly connected with a friction plate, and the fourth hydraulic cylinder can drive the lower end of the friction plate to contact or not contact the ground.

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

the utility model provides a loading and unloading clamp, a traveling mechanism is fixed at the lower end of a base and used for driving the base to travel, so that the loading and unloading clamp is conveniently moved to the position of a cargo and is loaded and unloaded, the lower end of a support is rotatably arranged on the base, the support can rotate, the cargo is conveniently unloaded at a specified position after being clamped by the cargo, an adsorption component is arranged on a support arm and is used for adsorbing the upper end surface of the cargo, when the lighter cargo is loaded and unloaded, the adsorption component directly adsorbs the cargo, the loading and unloading are convenient, the cargo can be protected, the damage to the cargo can be avoided, the loading and unloading clamp can also be used for loading and unloading the special-shaped cargo, a clamping component is fixed on the support arm and is arranged around the circumference of the adsorption component and is used for clamping the cargo, for the heavier cargo, the stability for clamping the cargo can be improved by utilizing the cooperation of the adsorption component and the clamping component, the cargo handling efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of a loading/unloading jig according to the present invention;

in the figure: 100-a loading and unloading clamp, 1-a base, 2-a universal wheel, 3-a support, 4-a supporting arm, 41-a connecting rod, 5-an adsorption component, 51-a first hydraulic cylinder, 52-a mounting rack, 53-a sucker, 6-a clamping component, 61-a second hydraulic cylinder, 62-a chuck, 63-a supporting rod, 7-a bottom supporting component, 8-a friction plate and 9-a fourth hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 creative effort, shall fall within the protection scope of the present invention.

The utility model aims to provide a loading and unloading clamp to solve the technical problems that an existing cargo loading and unloading device is poor in cargo clamping effect and not suitable for loading and unloading of special-shaped cargos.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in figure 1, the utility model provides a loading and unloading clamp 100, which comprises a base 1, a traveling mechanism 2, a support 3, a supporting arm 4, a clamping component 6 and an adsorption component 5, wherein the traveling mechanism 2 is fixed at the lower end of the base 1 and is used for driving the base 1 to travel so as to conveniently move the loading and unloading clamp 100 to the position of a cargo and load and unload the cargo, the lower end of the support 3 is rotatably installed on the base 1, the support 3 can rotate to conveniently clamp the cargo and unload the cargo at a designated position, the upper end of the support 3 extends in the direction far away from the base 1, the supporting arm 4 is installed on the support 3, the adsorption component 5 is installed on the supporting arm 4, the adsorption component 5 is used for sucking the upper end surface of the cargo, when the lighter cargo is loaded and unloaded, the adsorption component 5 can be directly used for adsorbing the lighter cargo, the loading and unloading are convenient, the cargo can be protected, and the damage to the cargo can be avoided, can also be used for the loading and unloading of special-shaped goods, centre gripping subassembly 6 and 4 fixed connection of support arm, and centre gripping subassembly 6 sets up around adsorption component 5's circumference to the centre gripping goods, to heavier goods, utilize adsorption component 5 and centre gripping subassembly 6 cooperation, can improve the stability to the goods centre gripping, improve cargo handling efficiency.

The lifting device comprises a lifting assembly, the lifting assembly comprises a sliding block, a linear sliding rail and a driving element, the support 3 is hollow, the linear sliding rail is fixed inside the support 3, the sliding block is connected with the linear sliding rail in a sliding mode, the driving element is arranged on the support 3 and is used for driving the sliding block to reciprocate on the linear sliding rail along the length direction of the linear sliding rail, a long hole is formed in the support 3, the length direction of the long hole is consistent with the length direction of the linear sliding rail, one end of a supporting arm 4 is fixed to one side, close to the long hole, of the sliding block, the other end of the supporting arm 4 extends out of the support 3 through the long hole and is connected with an adsorption assembly 5, and therefore the clamping assembly 6 and the adsorption assembly 5 are driven to ascend and descend, goods with different heights are clamped and sucked, and the goods are placed at different heights; more excellent, drive element includes servo motor and ball, servo motor is fixed to be set up in the top of support 3, servo motor's output shaft is fixed with ball's upper end, ball's lower extreme and support 3's interior bottom surface rotate to be connected, threaded connection has ball nut on the ball, the slider is fixed on ball nut, when servo motor drive ball rotated, ball nut moved along ball's length direction under linear slide's restriction, thereby it removes to drive the slider.

A connecting rod 41 is arranged at one end of the supporting arm 4 far away from the sliding block, the connecting rod 41 is perpendicular to the supporting arm 4, the upper end of the connecting rod 41 is fixed on the supporting arm 4, and is convenient to connect the adsorption component 5 and the clamping component 6, the adsorption component 5 comprises a first hydraulic cylinder 51, a sucker 53 and a vacuum pump, the upper end of the first hydraulic cylinder 51 is fixedly connected with the lower end of the connecting rod 41, the output shaft of the first hydraulic cylinder 51 is fixedly connected with the sucker 53, and the first hydraulic cylinder 51 can drive the sucker 53 to lift, so that the relative height between the sucker 53 and the clamping component 6 is changed, when the sucker 53 is adsorbed on the upper end surface of the goods, the clamping component 6 can contact with the side wall of the goods, so as to be convenient to clamp the goods with different heights, the vacuum pump is communicated with the sucker 53 through a pipeline, negative pressure is provided for the sucker 53 through the vacuum pump, so that the sucker 53 can suck up the goods, the loading and unloading of goods are facilitated, and more preferably, the vacuum pump is fixed on the base 1, so that the vacuum pump is convenient to move, and the pipeline is prevented from influencing the walking of the loading and unloading clamp 100.

It is fixed through mounting bracket 52 between first pneumatic cylinder 51 and the sucking disc 53, the upper end of mounting bracket 52 is fixed on first pneumatic cylinder 51's output shaft, the lower extreme of mounting bracket 52 is fixed with a plurality of branches, each branch circumference is evenly fixed at the outward flange of sucking disc 53, under the prerequisite of guaranteeing sucking disc 53's fixed stability, can also avoid sucking disc 53's intermediate position, the middle part and the vacuum pump of sucking disc 53 of being convenient for pass through the pipeline intercommunication, improve sucking disc 53's adsorption effect.

The centre gripping subassembly 6 includes a plurality of bracing pieces 63 and a plurality of flexible component, bracing piece 63 is the L type, and each bracing piece 63 is fixed around connecting rod 41 lateral wall circumference, the one end of bracing piece 63 is fixed on bracing piece 63, a flexible component of fixed on the bracing piece 63, flexible component's flexible direction is perpendicular with bracing piece 63's length direction, and each flexible component can stretch out and draw back to pressing from both sides tightly or unclamping the goods, flexible through flexible component, change the distance between each flexible component, and then be convenient for press from both sides the clamp tightly or unclamp the goods, cooperation sucking disc 53 uses, for only anchor clamps centre gripping goods, required clamp force is littleer, prevent because the too big damage to the goods that leads to of clamp force, also improve the centre gripping and the adsorption effect to the goods simultaneously, prevent at handling in-process, the goods drops, influence handling efficiency.

The telescopic element comprises a second hydraulic cylinder 61 and a chuck 62, one end of the second hydraulic cylinder 61 is fixed on the support rod 63, an output shaft of the second hydraulic cylinder 61 is fixedly connected with the chuck 62, the chuck 62 is used for contacting the side wall of the goods, and the second hydraulic cylinder 61 stretches and retracts to drive the chucks 62 to be close to or far away from each other so as to be suitable for clamping the goods of different sizes.

Still be equipped with the rubber pad on the chuck 62, the rubber pad is used for contacting the lateral wall of goods, and the rubber pad has the deformability of removal to can adapt to the loading and unloading of the anomalous goods of lateral wall shape, simultaneously, the rubber pad can play the guard action to the lateral wall of goods, prevents fish tail goods lateral wall.

The one end of keeping away from connecting rod 41 on bracing piece 63 still is fixed with bottom sprag component 7, bottom sprag component 7 includes third pneumatic cylinder and crotch, the one end of third pneumatic cylinder is fixed on connecting rod 41, the output shaft and a crotch fixed connection of third pneumatic cylinder, and the third pneumatic cylinder can drive the crotch to the direction removal of being close to or keeping away from the goods, and the up end of crotch is used for contacting the lower terminal surface of goods, a use for supporting the goods, improve the in-process of goods handling, to the stability of goods pickup, during the centre gripping goods, telescopic component is located between sucking disc 53 and the crotch, thereby realize that sucking disc 53 adsorbs in the upper end of goods, telescopic component carries out the centre gripping at the lateral wall of goods, the crotch supports the goods at the lower extreme of goods, improve the effect of picking up the goods, avoid the goods to drop, play the guard action to the goods simultaneously.

The cross section of base 1 is the rectangle, and running gear includes four universal wheels 2, and four universal wheels 2 are located each bights of base 1 respectively to the convenience removes base 1, and the stability when guaranteeing to remove, and is more excellent, and running gear can also be motor and mecanum wheel, and the walking of mecanum wheel is controlled respectively to each motor, and each motor all is connected with the controller electricity, thereby realizes the automation of base 1 walking, reduces the labour.

The lower end face of the base 1 is further fixed with a fourth hydraulic cylinder 9, an output shaft of the fourth hydraulic cylinder 9 is fixedly connected with a friction plate 8, the fourth hydraulic cylinder 9 can drive the lower end of the friction plate 8 to be in contact with or not to be in contact with the ground, when the assembling and disassembling clamp 100 does not need to be moved, the friction plate 8 is driven by the fourth hydraulic cylinder 9 to move towards the direction close to the ground until the assembling and disassembling clamp is in contact with the ground, and therefore the assembling and disassembling clamp 100 is fixed in position.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.

Claims

1. A handling clamp is characterized in that: including base, running gear, support arm, centre gripping subassembly and adsorption component, running gear fixes the base lower extreme, and be used for driving the base walking, the lower extreme of support rotates to be installed on the base, just the support can the rotation, the upper end of support is to keeping away from the direction of base extends, the support arm is installed on the support, adsorption component installs on the support arm, just adsorption component is used for holding the up end of goods, the centre gripping subassembly with support arm fixed connection, just the centre gripping subassembly centers on adsorption component's circumference sets up for the centre gripping goods.

2. A handling clamp as recited in claim 1, wherein: still include lifting unit, lifting unit includes slider, linear slide rail and drive element, the inside cavity of support, just linear slide rail fixes inside the support, the slider with linear slide rail sliding connection, drive element set up in on the support, drive element is used for the drive the slider is in follow on the linear slide rail's length direction reciprocating motion, be equipped with rectangular hole on the support, the length direction in rectangular hole with linear slide rail's length direction is unanimous, just the slider is being close to one side in rectangular hole is fixed the one end of support arm, the other end of support arm passes through the rectangular hole stretches out the support, and with adsorption component connects.

3. A handling clamp as recited in claim 2, wherein: keep away from on the support arm the one end of slider is equipped with the connecting rod, the connecting rod with the support arm is perpendicular, just the upper end of connecting rod is fixed on the support arm, adsorption component includes first pneumatic cylinder, sucking disc and vacuum pump, the upper end of first pneumatic cylinder with the lower extreme fixed connection of connecting rod, the output shaft of first pneumatic cylinder with sucking disc fixed connection, just first pneumatic cylinder can drive the sucking disc goes up and down, the vacuum pump with the sucking disc passes through the pipeline intercommunication.

4. A handling clamp as recited in claim 3, wherein: first pneumatic cylinder with it is fixed through the mounting bracket between the sucking disc, the upper end of mounting bracket is fixed on the output shaft of first pneumatic cylinder, the lower extreme of mounting bracket is fixed with a plurality of branches, each branch circumference is evenly fixed the outward flange of sucking disc.

5. A handling clamp as recited in claim 3, wherein: the clamping assembly comprises a plurality of supporting rods and a plurality of telescopic elements, the supporting rods are L-shaped, the supporting rods are circumferentially fixed around the side wall of the connecting rod, one end of each supporting rod is fixed on the connecting rod, one telescopic element is fixed on one supporting rod, the telescopic direction of each telescopic element is perpendicular to the length direction of the corresponding supporting rod, and each telescopic element can stretch out and draw back to clamp or loosen goods.

6. A handling clamp as recited in claim 5, wherein: the telescopic element comprises a second hydraulic cylinder and a chuck, one end of the second hydraulic cylinder is fixed on the supporting rod, an output shaft of the second hydraulic cylinder is fixedly connected with the chuck, and the chuck is used for contacting the side wall of the goods.

7. A handling clamp as recited in claim 6, wherein: still be equipped with the rubber pad on the chuck, the rubber pad is used for the lateral wall of contact goods.

8. A handling clamp as recited in claim 5, wherein: keep away from on the bracing piece the one end of connecting rod still is fixed with the bottom sprag component, the bottom sprag component includes third pneumatic cylinder and crotch, the one end of third pneumatic cylinder is fixed on the bracing piece, the output shaft and a crotch fixed connection of third pneumatic cylinder, just the third pneumatic cylinder can drive the crotch is to being close to or keeping away from the direction removal of goods, just the up end of crotch is used for contacting the lower terminal surface of goods, when centre gripping goods, flexible component is located the sucking disc with between the crotch.

9. A handling clamp as recited in claim 1, wherein: the cross section of base is the rectangle, just running gear includes four universal wheels, four the universal wheel is located respectively each bight of base.

10. A handling clamp as recited in claim 1, wherein: and a fourth hydraulic cylinder is further fixed on the lower end face of the base, an output shaft of the fourth hydraulic cylinder is fixedly connected with a friction plate, and the fourth hydraulic cylinder can drive the lower end of the friction plate to be in contact with or not in contact with the ground.