CN222273877U - A ton bag gripper for ton bag units - Google Patents

Abstract

The utility model provides a ton bag gripper for a ton bag unit, which is provided with a gripper body assembly, wherein the gripper body assembly is arranged along a horizontal direction plane, at least two groups of gripper assemblies are arranged on the gripper body assembly, one group of gripper assemblies is a fixed side hook assembly, and the other group of gripper assemblies is a movable side hook assembly. The fixed side hook component comprises a rotating mechanism and a hook body, wherein the hook body comprises a group of hooks which can be opened and closed. The sub-rotation mechanism drives the hook body to rotate in the horizontal direction. The utility model has reasonable structural design, can perform angle steering on the ton bags, has low requirement on lifting/lowering drop points of adjacent ton bags, can be suitable for ton bag operation of bags with relatively close drop points, has wide application range and has good economic prospect.

Description

Ton package unit is with ton package hand claw

Technical Field

The utility model relates to lifting equipment, in particular to the technical field of ton bags, and particularly relates to a ton bag gripper for a ton bag unit.

Background

When the powdery, granular and blocky articles are transported, the ton bags/ton bags can be used as transport packaging containers for transport. In the hoisting and transferring, a crane is required to be used for hooking and moving transportation.

At present, current hoist is in ton package operation, generally as CN219408988U discloses an automatic ton package snatchs hoist and shows, including the mounting bracket, be provided with the hoist frame on the mounting bracket, the bottom of hoist frame is provided with the hoist, the hoist is including hanging area anchor clamps and ton package anchor clamps, hang area anchor clamps and include two string area clamping jaws, hang the top of taking the clamping jaw and install on the hoist frame, ton package anchor clamps include two ton package clamping jaws, the top of ton package clamping jaw is installed on the hoist frame, two string area clamping jaws are located between two ton package clamping jaws, still install the first actuating mechanism that is used for driving two ton package clamping jaws and open and shut and the second actuating mechanism that is used for driving two string area clamping jaws and open and shut on the hoist frame.

When the automatic ton bag grabbing lifting tool works, the clamping and lifting of the ton bag hanging bag is completed by controlling the opening and closing of the bag hanging clamping jaw of the lifting tool. The bag hanging clamping jaw cannot rotate independently and cannot adapt to ton bag operation which needs to synchronously turn two adjacent bags by 90 degrees. Even if the hanging bag clamping claws of the hanging device are designed to drive the hanging bag clamping claws to rotate by 90 degrees, as the opening directions of the hanging bag clamping claws of each hanging device are consistent, after the hanging bag clamping claws rotate by 90 degrees, the hanging bag clamping claws are opened on the same straight line, a reserved position is needed when the clamping claws are opened, the interference of two adjacent hanging bag clamping claws in the opening and closing operation process is avoided, and the requirement is met on the interval between the clamping positions between two ton bags. When the drop points for lifting/lowering adjacent ton bags are too close to each other to exceed the distance required for opening, the lifting appliance cannot be used.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, and provides the ton bag claw for the ton bag unit, which can be effectively applied to the needs of the ton bag angle, needs to be turned down, has lower requirements on the required distance between adjacent ton bag landing points and has wider application range.

The technical scheme includes that the ton bag gripper for the ton bag unit is provided with a gripper body assembly, the gripper body assembly is arranged along a horizontal direction plane, at least two groups of gripper assemblies are arranged on the gripper body assembly, one group of gripper assemblies is a fixed side hook assembly, the other group of gripper assemblies is a movable side hook assembly, the fixed side hook assembly comprises a sub-rotating mechanism and a hook body, the hook body comprises a group of hooks which can be opened and closed, the sub-rotating mechanism drives the hook body to rotate in the horizontal direction, the movable side hook assembly comprises a sub-rotating mechanism, a hook body and a sliding mechanism, the sliding mechanism drives the hook body to move close to and away from the hook body of the fixed side hook assembly in the horizontal direction, and the sub-rotating mechanism drives the hook body to rotate in the horizontal direction.

In the scheme, the distance between two adjacent groups of paw assemblies can be adjusted by utilizing the arrangement of the sliding mechanism. Meanwhile, the hook bodies of each group of paw assemblies can be driven to rotate by the separate rotating mechanism, so that in the ton bag process, if the distance between adjacent bags is short, collision interference can occur if the parallel hook bodies are opened simultaneously, the hook bodies of one group of paw assemblies are opened, then the hook bodies are rotated to form an angle of 90 degrees with the opening and closing direction of the other group of hook bodies, and therefore, the other group of hook bodies can be normally opened without interference.

On the basis, the ton package paw is also provided with a main rotating mechanism, the main rotating mechanism comprises a main C-axis motor and a main slewing bearing, the output end of the C-axis motor is in transmission connection with a cylindrical gear, the inner wall of the main slewing bearing is provided with a tooth shape meshed with the cylindrical gear, the main slewing bearing is driven by the C-axis motor and rotates in the horizontal direction, and the paw body component is fixed on the lower end surface of the main slewing bearing. The main rotating mechanism can drive the paw body component to do integral rotating operation.

Further, the gripper body assembly comprises a gripper mounting frame and a main slewing bearing connecting plate, the top of the main slewing bearing connecting plate is fixed with the main slewing bearing, the bottom of the main slewing bearing connecting plate is fixed with the gripper mounting frame, a hook fixing plate is fixed on a hook body of the fixed side hook assembly and is fixed on the lower end face of the gripper mounting frame, a hook fixing plate is also fixed on a hook body of the movable side hook assembly, the sliding mechanism comprises a linear guide rail, a sliding block and an air cylinder, the air cylinder is fixed on the lower end face of the gripper mounting frame, the sliding block is arranged on the linear guide rail in a sliding mode, the output end of the air cylinder drives the sliding block to move along the linear slide rail, and the hook body of the movable side hook assembly is fixed at the lower end of the sliding block.

Further, the sub-rotating mechanism comprises a sub-rotating motor and a sub-rotating support, the output end of the sub-rotating motor is rotationally connected with a gear, the inner wall of the sub-rotating support is provided with a tooth shape meshed with the gear, and the sub-rotating motor drives the hook body corresponding to the sub-rotating mechanism to rotate in the horizontal direction.

Preferably, the hook body comprises a hook mounting bracket, a hook part and a buckle part, wherein the hook part and the buckle part are respectively connected to the hook mounting bracket through rotation shafts, the hook mounting bracket is also provided with an opening and closing power mechanism corresponding to the hook part and the buckle part, and the opening and closing power mechanism drives the hook part and the buckle part to move in opposite directions and to be folded and opened in opposite directions.

Preferably, the power mechanism that opens and shuts include the cylinder that opens and shuts, float connect, square slide rail, push pedal and linkage, the transmission of floating connect and connect the output at the cylinder that opens and shuts, square slide rail fix on the hook installing support along the direction of motion of floating connect, the push pedal slide and set up in the push pedal, and the push pedal is fixed with floating structure, linkage one end articulated, the other end fixed with the axis of rotation tip with the push pedal. When the opening and closing operation is needed, the opening and closing cylinder outputs power to drive the floating joint to act, the floating joint pushes the push plate to slide along the square slide rail, and in the sliding process of the push plate along the square slide rail, the connecting rod device drives the rotating shaft to rotate, so that the operations of folding and unfolding of the hook part and the buckle part in opposite movement are realized.

Preferably, the rotating shaft is rotatably arranged on the hook mounting bracket, the connecting rod device comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged with the push plate, the other end of the first connecting rod is hinged with the end part of the second connecting rod, and the other end of the second connecting rod is fixed with the end part of the rotating shaft.

The ton bag claw for the ton bag unit has the beneficial effects that the structure design is reasonable, the ton bag can be subjected to angle steering, the requirement on lifting/lowering drop points of adjacent ton bags is low, the ton bag claw can be suitable for carrying out ton bag operation on bags with relatively close drop points, the application range is wide, and the ton bag claw has good economic prospects.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a front view of the preferred embodiment of the present utility model with the hook assembly outer cover removed.

Fig. 3 is a cross-sectional view of B-B in fig. 2.

Fig. 4 is a cross-sectional view of C-C of fig. 2.

Fig. 5 is a perspective view of the preferred embodiment of the present utility model with the cover plate outside the opening and closing power mechanism removed.

Fig. 6 is an enlarged schematic view at a in fig. 5.

In the drawing, a C-axis motor 2, a main slewing bearing 3, a main slewing bearing connecting plate 4, a fixed side hook assembly 5, a movable side hook assembly 6, a hook part 7, a buckle part 8, a slider 9, a linear guide rail 10, a hook fixing plate 11, a cylinder 12, a sub-rotating motor 13, a cylindrical gear 14, an opening and closing cylinder 15, a gear 16, a sub slewing bearing 17, a first connecting rod 18, a second connecting rod 19, a rotating shaft 20, a square slide rail 21, a push plate 22 and a floating joint are shown.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only those features which are relevant to the utility model, and orientation and reference (e.g., up, down, left, right, etc.) may be used solely to aid in the description of the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.

A ton pack gripper for a ton pack unit as shown in fig. 1 is a first embodiment of the present utility model.

The ton bag gripper is provided with a gripper body assembly, and the gripper body assembly is arranged along a horizontal direction plane. The paw body assembly is provided with two groups of paw assemblies, one group of the two adjacent groups of paw assemblies is a fixed side hook assembly 4, and the other group of the two adjacent groups of paw assemblies is a movable side hook assembly 5.

The hook body of the fixed side hook component 4 is fixed with a hook fixing plate 10, and the hook fixing plate 10 is fixed on the lower end surface of the paw mounting rack. The fixed-side hook assembly 4 comprises a sub-rotating mechanism and a hook body, wherein the hook body comprises a group of hooks which can be opened and closed for operation, and the sub-rotating mechanism drives the hook body to rotate in the horizontal direction.

The hook body of the movable side hook component 5 is also fixed with a hook fixing plate 10, the sliding mechanism comprises a linear guide rail 9, a sliding block 8 and an air cylinder 11, the air cylinder 11 is fixed on the lower end face of the paw mounting rack, the sliding block 8 is arranged on the linear guide rail 9 in a sliding manner, the output end of the air cylinder 11 drives the sliding block 8 to move along the linear guide rail, and the hook body of the movable side hook component 5 is fixed at the lower end of the sliding block 8. The movable side hook assembly 5 comprises a sub-rotating mechanism, a hook body and a sliding mechanism, wherein the sliding mechanism drives the hook body to move close to and away from the hook body of the fixed side hook assembly 4 along the horizontal direction, and the sub-rotating mechanism drives the hook body to rotate in the horizontal direction.

The sliding mechanism is used for adjusting the interval between two adjacent groups of paw components during operation.

Assuming that the diameter of the bag is A, when each hook body is opened, the distance between the outermost edges of the hook bodies in the opening direction is B, and the distance between the centers of two adjacent bags is C, wherein C is more than or equal to A.

The floor space between adjacent bags is larger, namely when C is more than 2B, the operation can be normally performed according to the requirement when no requirement is required for the operation space of ton bags.

When the floor space between the adjacent bags is required, if the floor space between the adjacent bags is smaller than the sum of the opening and closing distances of the hook bodies of the two adjacent hook assemblies, namely C <2B. The parallel hook bodies are simultaneously opened to generate collision interference. At this time, the hook body of one group of the claw components needs to be opened first, the bag ton bag at the side is landed, and then the group of the claw components is rotated to form an angle of 90 degrees with the opening and closing direction of the other group of the hook bodies. And then the other group of hook bodies are opened, and the bags on the side are landed. The operation can carry out ton package according to the interval demand, and two sets of hook bodies can both effectively accomplish ton package operation of falling to the ground simultaneously, and can not take place to interfere between two sets of hook bodies.

Embodiment two:

A bale gripper for a bale unit as shown in fig. 2 and 3 is a second embodiment of the utility model. On the basis of the first embodiment, the second embodiment is further provided with a main rotating mechanism for driving the paw body assembly to do integral rotation operation.

In the second embodiment, the gripper body assembly includes a gripper mounting bracket and a main slewing bearing connecting plate 3. The top of the main slewing bearing connecting plate 3 is fixed with the main slewing bearing 2, and the bottom is fixed with the paw mounting rack.

The main rotating mechanism comprises a main C-axis motor 1 and a main slewing bearing 2. The output end of the C-axis motor 1 is in transmission connection with a cylindrical gear 13, the inner wall of the main slewing bearing 2 is provided with a tooth shape meshed with the cylindrical gear 13, the main slewing bearing 2 is driven by the C-axis motor 1 to rotate in the horizontal direction, and the paw body assembly is fixed on the lower end surface of the main slewing bearing 2. The main rotating mechanism can drive the paw body component to do integral rotating operation.

As shown in fig. 2 and 4, the rotation of the hook body in the two-group gripper assembly is achieved by a separate rotation mechanism. Based on the structure of the main rotating mechanism, the sub rotating mechanism can adopt a similar structural design as the main rotating mechanism.

Specific:

the sub-rotating mechanism comprises a sub-rotating motor 12 and a sub-rotating support 16, the output end of the sub-rotating motor 12 is rotationally connected with a gear 15, the inner wall of the sub-rotating support 16 is provided with a tooth shape meshed with the gear 15, and the sub-rotating motor 12 drives the hook body corresponding to the sub-rotating mechanism to rotate in the horizontal direction.

The hook body comprises a hook mounting bracket, a hook part 6 and a buckle part 7. The hook mounting bracket is rotatably connected with a rotating shaft 19, wherein one side of the rotating shaft 19 is fixedly provided with a hook part 6, and the other side of the rotating shaft 19 is fixedly provided with a buckle part 7. The hook mounting bracket is also provided with an opening and closing power mechanism corresponding to the hook part 6 and the buckle part 7, and the opening and closing power mechanism drives the hook part 6 and the buckle part 7 to move in opposite directions and open in opposite directions.

Embodiment III:

A bale gripper for a bale unit as shown in fig. 5 and 6 is a third embodiment of the utility model. The third embodiment is based on the second embodiment, and further structural design is performed on the opening and closing power mechanism, and the air cylinder 11 is used for providing power, so that the hook part 6 and the buckle part 7 can be folded in a relative movement and opened in a back movement through the cooperation of the sliding rail and the connecting rod device.

Specifically, the opening and closing power mechanism comprises an opening and closing cylinder 14, a floating joint 22, a square slide rail 20, a push plate 21 and a connecting rod device. The cover plate is usually designed outside the opening and closing power mechanism to protect the internal parts. The floating joint 22 is connected to the output end of the opening and closing cylinder 14 in a transmission way, the square slide rail 20 is fixed on the hook mounting bracket along the movement direction of the floating joint 22, the push plate 21 is arranged on the push plate 21 in a sliding way, the push plate 21 is fixed with the floating structure, one end of the connecting rod device is hinged with the push plate 21, and the other end of the connecting rod device is fixed with the end part of the rotating shaft 19. The linkage device comprises a first connecting rod 17 and a second connecting rod 18, one end of the first connecting rod 17 is hinged with the push plate 21, the other end of the first connecting rod is hinged with the end part of the second connecting rod 18, and the other end of the second connecting rod 18 is fixed with the end part of the rotating shaft 19.

The square slide rail 20 limits the movement direction of the push plate 21. On the basis of the limit, when the opening and closing operation is needed, the opening and closing cylinder 14 outputs power to drive the floating joint 22 to act, the floating joint 22 drives the push plate 21 to act, and the push plate 21 slides along the square slide rail 20 under the limit of the square slide rail 20. In the sliding process of the push plate 21, the first connecting rod 17 is driven to act, and the first connecting rod 17 drives the second connecting rod 18 to act. Because the end of one side of the second connecting rod 18 is fixed with the rotating shaft 19, the rotating shaft 19 is rotatably arranged on the hook mounting bracket, when the second connecting rod 18 acts and drives the rotating shaft 19 to synchronously rotate, the hook part 6 and the buckle part 7 which are arranged on the rotating shaft 19 are rotated to open and close along with the rotating shaft, so that the operations of folding the hook part 6 and the buckle part 7 in opposite movement and unfolding the hook part in opposite movement are realized.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (7)

1. The ton bag gripper for the ton bag unit is characterized by comprising a gripper body assembly, wherein the gripper body assembly is arranged along a horizontal plane, at least two groups of gripper assemblies are arranged on the gripper body assembly, one group of the two adjacent groups of gripper assemblies is a fixed side hook assembly (4), and the other group of the gripper assemblies is a movable side hook assembly (5);

The fixed side hook assembly (4) comprises a sub-rotating mechanism and a hook body, wherein the hook body comprises a group of hooks which can be opened and closed for operation, and the sub-rotating mechanism drives the hook body to rotate in the horizontal direction;

The movable side hook assembly (5) comprises a sub-rotating mechanism, a hook body and a sliding mechanism, wherein the sliding mechanism drives the hook body to move close to and away from the hook body of the fixed side hook assembly (4) along the horizontal direction, and the sub-rotating mechanism drives the hook body to rotate in the horizontal direction.

2. The ton package gripper for the ton package unit according to claim 1 is characterized by comprising a main rotating mechanism, wherein the main rotating mechanism comprises a main C-axis motor (1) and a main slewing bearing (2), the output end of the C-axis motor (1) is in transmission connection with a cylindrical gear (13), the inner wall of the main slewing bearing (2) is provided with a tooth shape meshed with the cylindrical gear (13), the main slewing bearing (2) is driven by the C-axis motor (1) and rotates in the horizontal direction, and the gripper body assembly is fixed on the lower end face of the main slewing bearing (2).

3. The ton bag gripper for the ton bag unit according to claim 2, wherein the gripper body assembly comprises a gripper mounting frame and a main slewing bearing connecting plate (3), and the top of the main slewing bearing connecting plate (3) is fixed with the main slewing bearing (2) and the bottom of the main slewing bearing connecting plate is fixed with the gripper mounting frame;

A hook fixing plate (10) is fixed on the hook body of the fixed side hook assembly (4), and the hook fixing plate (10) is fixed on the lower end surface of the paw mounting rack;

the hook body of removal side hook assembly (5) on also be fixed with hook fixed plate (10), slide mechanism include linear guide (9), slider (8) and cylinder (11), cylinder (11) fix on the hand claw mounting bracket lower extreme face, slider (8) slip sets up on linear guide (9), cylinder (11) output drive slider (8) along linear slide rail removal, the hook body of removal side hook assembly (5) then fixes in slider (8) lower extreme.

4. The ton package gripper for the ton package unit according to claim 1, wherein the sub-rotating mechanism comprises a sub-rotating motor (12) and a sub-rotating support (16), a gear (15) is rotatably connected to the output end of the sub-rotating motor (12), the inner wall of the sub-rotating support (16) is provided with a tooth shape meshed with the gear (15), and the sub-rotating motor (12) drives the hook body corresponding to the sub-rotating mechanism to rotate in the horizontal direction.

5. The ton bag gripper for the ton bag unit according to claim 1, wherein the hook body comprises a hook mounting bracket, a hook part (6) and a buckle part (7), the hook part (6) and the buckle part (7) are respectively connected to the hook mounting bracket in a rotating way through a rotating shaft (19), the hook mounting bracket is further provided with an opening and closing power mechanism corresponding to the hook part (6) and the buckle part (7), and the opening and closing power mechanism drives the hook part (6) and the buckle part (7) to move in opposite directions to close and open in opposite directions.

6. The ton package gripper for a ton package unit according to claim 5, wherein the opening and closing power mechanism comprises an opening and closing cylinder (14), a floating joint (22), fang Huagui (20), a push plate (21) and a connecting rod device, the floating joint (22) is in transmission connection with the output end of the opening and closing cylinder (14), the Fang Huagui (20) is fixed on a hook mounting bracket along the movement direction of the floating joint (22), the push plate (21) is arranged on the push plate (21) in a sliding manner, the push plate (21) is fixed with the floating structure, one end of the connecting rod device is hinged with the push plate (21), and the other end of the connecting rod device is fixed with the end part of the rotating shaft (19).

7. The ton bag gripper for the ton bag unit according to claim 6, wherein the rotating shaft (19) is rotatably arranged on the hook mounting bracket, the connecting rod device comprises a first connecting rod (17) and a second connecting rod (18), one end of the first connecting rod (17) is hinged with the push plate (21), the other end of the first connecting rod is hinged with the end of the second connecting rod (18), and the other end of the second connecting rod (18) is fixed with the end of the rotating shaft (19).