Clamping mechanism of stacker crane

Abstract

The clamping mechanism of the stacker crane comprises an installation frame, a lifting mechanism and clamping mechanisms, an abutting plate is welded to the bottom end of the installation frame, a buffer block is attached to the bottom end of the abutting plate, the lifting mechanism is welded to the top end of the installation frame, and the clamping mechanisms are installed at the two ends of the outer wall of the installation frame. The clamping mechanism comprises an air cylinder, a connecting shaft, a clamping arm, a movable shaft, a clamping block and a shovel piece. According to the clamping mechanism of the stacker crane, through the arrangement of the clamping mechanism, when a cargo box is clamped and stacked through the stacker crane, air cylinders at the two ends of the clamping mechanism drive the top ends of clamping arms on the two sides to extend outwards, through cooperation of a connecting shaft and a movable shaft, the bottom ends of the clamping arms conduct clamping inwards, and by means of the lever principle, the clamping efficiency is improved; the cargo box clamping device is simple in structural design and low in use cost, the two sides of the bottom end of the clamped cargo box can be supported through the shovel pieces on the two sides of the bottom end of the clamping arm, and the cargo box is prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field related to palletizers, in particular to a clamping mechanism of a palletizer. Background Art

[0002] The palletizer automatically stacks cartons that have been loaded into containers on pallets or pallets (wood or plastic) in a certain arrangement. It can stack multiple layers and then push them out for forklifts to transport them to warehouses for storage. This equipment uses PLC+touch screen control to achieve intelligent operation and management. It is simple and easy to master, which can greatly reduce labor and labor intensity. The palletizer is a device that automatically stacks bags, cartons or other packaging materials delivered by a conveyor into stacks according to the working method required by the customer's process, and transports the stacked materials. Therefore, a clamping mechanism for the palletizer is urgently needed.

[0003] The clamping mechanism of the currently used palletizer has a complex structure and a high cost of use. In addition, when the cargo boxes are clamped and stacked, there is no support measure at the bottom of the cargo boxes, which easily causes the cargo boxes to fall off during clamping. Utility Model Content

[0004] The utility model aims to provide a clamping mechanism for a palletizer to solve the problem that the clamping mechanism of the currently used palletizer proposed in the above background technology has a complex structure and a high cost of use, and when the cargo box is clamped and stacked, there is no support measure at the bottom of the cargo box, which easily causes the cargo box to fall off when clamped.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping mechanism of a palletizer, comprising a mounting frame, a lifting mechanism and a clamping mechanism, the bottom end of the mounting frame is welded with a back plate, and the bottom end of the back plate is fitted with a buffer block, the lifting mechanism is welded to the top of the mounting frame, the clamping mechanisms are all installed at both ends of the outer wall of the mounting frame, the clamping mechanism comprises a cylinder, a connecting shaft, a clamping arm, a movable shaft, a clamping block and a shovel blade, the cylinders are all installed at both ends of the outer wall of the mounting frame, the outer wall of the cylinder is installed with a connecting shaft, and the bottom end of the connecting shaft is installed with a clamping arm, the outer wall of the clamping arm is installed with a movable shaft, and the outer wall of the clamping arm is installed with a clamping block, and the bottom end of the outer wall of the clamping arm is welded with a shovel blade.

[0006] Preferably, the top end of the buffer block is tightly fitted with the bottom end of the abutment plate, and the size of the buffer block is larger than that of the abutment plate.

[0007] Preferably, the lifting mechanism includes a hydraulic rod, a fixed platform, a fixed rod and a hydraulic cylinder, the hydraulic rods are welded to both sides of the top of the mounting frame, the top of the hydraulic rod is welded with a fixed platform, and both sides of the bottom of the fixed platform are screwed with fixed rods, and hydraulic cylinders are installed on both sides of the top of the fixed platform.

[0008] Preferably, the fixing platform and the fixing rod are connected by threads, and the inner wall of the fixing platform and the outer wall of the fixing rod are both arranged in a threaded shape.

[0009] Preferably, the clamping arms are symmetrically arranged with the central axis of the mounting frame as an axis, and each clamping arm has the same size.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The clamping mechanism of the palletizer is provided with a clamping mechanism, so that when the palletizer clamps and stacks the cargo boxes, the cylinders at both ends of the clamping mechanism drive the top ends of the clamping arms on both sides to extend outward, and the bottom ends of the clamping arms are clamped inward by the cooperation of the connecting shaft and the movable shaft, and the cargo boxes are clamped by the lever principle. This structure is simple in design and low in cost, and the shovels on both sides of the bottom end of the clamping arms can hold the two sides of the bottom end of the clamped cargo box to prevent the cargo box from falling off;

[0012] 2. The clamping mechanism of the palletizer is provided with a lifting mechanism, so that when the cargo box is clamped and palletized, when the clamped cargo box is transported to the cargo box placement area by the palletizer, after the placement position of the cargo box is adjusted by the palletizer, the hydraulic cylinder in the lifting mechanism drives the hydraulic rod to drive the mounting frame and the clamped cargo box to descend, and then the clamping mechanism is released, so that the cargo box can be accurately placed in the cargo placement area, and the overall clamping mechanism is easy to install, and can be fixedly connected to the palletizer through the fixing rod on the fixing table. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the front view of the utility model;

[0014] Figure 2 This is a parts diagram of the clamping mechanism of the utility model;

[0015] Figure 3 This is a parts diagram of the lifting mechanism of the utility model.

[0016] In the figure: 1. mounting frame; 2. abutment plate; 3. buffer block; 4. lifting mechanism; 401. hydraulic rod; 402. fixed platform; 403. fixed rod; 404. hydraulic cylinder; 5. clamping mechanism; 501. cylinder; 502. connecting shaft; 503. clamping arm; 504. movable shaft; 505. clamping block; 506. shovel blade. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3 The utility model provides a technical solution: a clamping mechanism of a palletizer, including a mounting frame 1, a lifting mechanism 4 and a clamping mechanism 5, a back plate 2 is welded at the bottom end of the mounting frame 1, and a buffer block 3 is attached to the bottom end of the back plate 2, the top of the buffer block 3 is tightly attached to the bottom end of the back plate 2, and the size of the buffer block 3 is larger than the size of the back plate 2, the lifting mechanism 4 is welded to the top of the mounting frame 1, the lifting mechanism 4 includes a hydraulic rod 401, a fixed platform 402, a fixed rod 403 and a hydraulic cylinder 404, the hydraulic rod 401 is welded to both sides of the top of the mounting frame 1, the top of the hydraulic rod 401 is welded to the fixed platform 402, and both sides of the bottom end of the fixed platform 402 are screwed to the fixed rod 403, and both sides of the top of the fixed platform 402 are fixed A hydraulic cylinder 404 is installed, and the fixed platform 402 and the fixed rod 403 are threadedly connected, and the inner wall of the fixed platform 402 and the outer wall of the fixed rod 403 are both threadedly arranged. Through the arranged lifting mechanism 4, it is convenient to clamp and stack the cargo boxes. When the clamped cargo boxes are transported to the cargo box placement area through the palletizer, after the placement position of the cargo box is adjusted by the palletizer, the hydraulic cylinder 404 in the lifting mechanism 4 drives the hydraulic rod 401 to drive the mounting frame 1 and the clamped cargo box to descend, and then release the clamping mechanism 5, so that the cargo box can be accurately placed in the cargo placement area, and the overall clamping mechanism is easy to install, and can be fixedly connected to the palletizer through the fixed rod 403 on the fixed platform 402.

[0019] The clamping mechanism 5 is installed at both ends of the outer wall of the mounting frame 1. The clamping mechanism 5 includes a cylinder 501, a connecting shaft 502, a clamping arm 503, a movable shaft 504, a clamping block 505 and a shovel 506. The cylinder 501 is installed at both ends of the outer wall of the mounting frame 1. The outer wall of the cylinder 501 is installed with a connecting shaft 502, and the bottom end of the connecting shaft 502 is installed with a clamping arm 503. The outer wall of the clamping arm 503 is installed with a movable shaft 504, and the outer wall of the clamping arm 503 is installed with a clamping block 505. The bottom end of the outer wall of the clamping arm 503 is welded with a shovel 506. The clamping arm 503 is aligned with the central axis of the mounting frame 1. The clamping mechanism 5 is set, and the size of each clamping arm 503 is the same. Through the set clamping mechanism 5, it is convenient to clamp and stack the cargo boxes by the palletizer. The cylinders 501 at both ends of the clamping mechanism 5 drive the top ends of the clamping arms 503 on both sides to extend outward, and the bottom ends of the clamping arms 503 are clamped inward through the cooperation of the connecting shaft 502 and the movable shaft 504. The cargo box is clamped by the lever principle. This structure is simple in design and low in cost. The shovel pieces 506 on both sides of the bottom ends of the clamping arms 503 can support the two sides of the bottom end of the clamped cargo box to prevent the cargo box from falling off.

[0020] Working principle: During installation, first, the whole clamping mechanism is fixedly connected to the palletizer through the fixed rod 403 on the fixed platform 402 in the lifting mechanism 4. During use, the cylinders 501 at both ends of the clamping mechanism 5 drive the top ends of the clamping arms 503 on both sides to extend outward, and the bottom ends of the clamping arms 503 are clamped inward through the cooperation of the connecting shaft 502 and the movable shaft 504. The cargo box is clamped by the lever principle, and the buffer block 3 at the bottom of the abutment plate 2 and the clamping block 505 can provide a buffering protection effect for the outside of the cargo box to avoid damage to the outside of the cargo box due to excessive clamping force. The structural design is simple and the use cost is low. The shovel pieces 506 on both sides of the bottom end of the clamping arm 503 can support the two sides of the bottom end of the clamped cargo box to prevent the cargo box from falling off. When the cargo box is clamped and stacked, the clamped cargo box is transported to the cargo box placement area by the palletizer. After the placement position of the cargo box is adjusted by the palletizer, the hydraulic cylinder 404 in the lifting mechanism 4 drives the hydraulic rod 401 to drive the mounting frame 1 and the clamped cargo box to descend, and then the clamping mechanism 5 is released, so that the cargo box can be accurately placed in the cargo placement area, thus completing the operation process of the clamping mechanism of the palletizer.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping mechanism for a palletizer, characterized in that: The invention comprises a mounting frame (1), a lifting mechanism (4) and a clamping mechanism (5), wherein a support plate (2) is welded to the bottom end of the mounting frame (1), and a buffer block (3) is attached to the bottom end of the support plate (2), the lifting mechanism (4) is welded to the top end of the mounting frame (1), and the clamping mechanism (5) is installed at both ends of the outer wall of the mounting frame (1), and the clamping mechanism (5) comprises a cylinder (501), a connecting shaft (502), a clamping arm (503), a movable shaft (504), a clamping The cylinder (501) is mounted on both ends of the outer wall of the mounting frame (1); a connecting shaft (502) is mounted on the outer wall of the cylinder (501); a clamping arm (503) is mounted on the bottom end of the connecting shaft (502); a movable shaft (504) is mounted on the outer wall of the clamping arm (503); a clamping block (505) is mounted on the outer wall of the clamping arm (503); and a shovel (506) is welded to the bottom end of the outer wall of the clamping arm (503).

2. The clamping mechanism of a palletizer according to claim 1, characterized in that: The top end of the buffer block (3) is tightly fitted with the bottom end of the abutment plate (2), and the size of the buffer block (3) is larger than the size of the abutment plate (2).

3. The clamping mechanism of a palletizer according to claim 1, characterized in that: The lifting mechanism (4) comprises a hydraulic rod (401), a fixed platform (402), a fixed rod (403) and a hydraulic cylinder (404); the hydraulic rod (401) is welded to both sides of the top end of the mounting frame (1); the top end of the hydraulic rod (401) is welded with a fixed platform (402); both sides of the bottom end of the fixed platform (402) are screwed with the fixed rod (403); and both sides of the top end of the fixed platform (402) are installed with hydraulic cylinders (404).

4. The clamping mechanism of a palletizer according to claim 3, characterized in that: The fixing platform (402) and the fixing rod (403) are connected by threads, and the inner wall of the fixing platform (402) and the outer wall of the fixing rod (403) are both arranged in a threaded shape.

5. The clamping mechanism of a palletizer according to claim 1, characterized in that: The clamping arms (503) are arranged symmetrically with the central axis of the mounting frame (1), and each clamping arm (503) has the same size.

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