Vacuum chuck structure for positioning workpiece

Abstract

The utility model discloses a vacuum chuck structure for locating a workpiece, which comprises a support rod, a fixing block is fixed above the support rod, reinforcing rods are fixed on two sides of the fixing block, a fixing bolt penetrates through one side of the fixing block, a connecting block is mounted in the fixing block, and the connecting block is fixedly connected with the fixing block. A traction rod is fixed to the upper portion of the connecting block. According to the vacuum suction cup structure for positioning the workpiece, through cooperative use of a sliding rail, a sliding block, a fastening bolt and a mounting sleeve, when the device needs to position the workpiece, a worker can slide the sliding block according to the size of the workpiece, so that the position of the suction cup body is adjusted, and the suction cup body can suck and position the workpieces of different sizes; in this way, the workpiece positioning requirements under various machining conditions can be met, the structural flexibility is high, after the position of the suction cup body is adjusted, the sliding block can be fixed by tightening the fastening bolt, and the sliding block is prevented from loosening during machining.

Description

Technical Field

[0001] The utility model relates to the technical field of machining, in particular to a vacuum chuck structure for positioning workpieces. Background Technique

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. According to the difference in processing methods, it can be divided into cutting processing and pressure processing. The production process of a machine refers to the whole process from raw materials to finished products. For machine production, it includes the transportation and storage of raw materials, production preparation, blank manufacturing, machining and heat treatment of parts, assembly, debugging, painting and packaging of products, etc. Machining requires positioning of workpieces, and a vacuum chuck structure can effectively fix workpieces.

[0003] However, the position of the suction cup of the existing vacuum chuck structure is not easy to adjust. When in use, it is not easy to adjust the position of the suction cup according to the size of the workpiece to position the workpiece, and the structure flexibility is not strong. Therefore, this application provides a vacuum chuck structure for positioning workpieces to meet the requirements. Content of the Utility Model

[0004] The purpose of the utility model is to provide a vacuum chuck structure for positioning workpieces to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A vacuum chuck structure for positioning workpieces, including a support rod, a fixed block is fixed above the support rod, reinforcing rods are fixed on both sides of the fixed block, a fixing bolt penetrates through one side of the fixed block, a connecting block is installed inside the fixed block, a traction rod is fixed above the connecting block, fixing sleeves are sleeved at both ends of the support rod, a suspension bracket is fixed below the fixing sleeve, slide rails are fixed on both sides of the suspension bracket, sliders are sleeved outside the slide rails, a fastening bolt penetrates through one side of the slider, an installation sleeve is fixed on the other side of the slider, a connecting pipe is sleeved inside the installation sleeve, a suction cup main body is fixed below the connecting pipe, and a sealing ring is attached inside the connecting pipe.

[0006] Preferably, the reinforcing rods are symmetrically arranged with respect to the central axis of the fixed block, and the reinforcing rods, the fixed block and the support rod form a triangular structure.

[0007] Preferably, the traction rod is threadedly connected to the fixed block through the fixing bolt, and the shapes of the fixed block and the connecting block are matched.

[0008] Preferably, the size of the fixing sleeve is matched with the size of the support rod, and the fixing sleeve and the suspension bracket are welded together.

[0009] Preferably, a vacuum pump is installed on one side of the hanger, and a hose is fixed on one side of the vacuum pump.

[0010] Preferably, the mounting sleeve and the slide rail form a sliding structure through the slider, and the slider and the slide rail are used in cooperation.

[0011] Preferably, the sealing ring and the connecting pipe are adhesively connected, and the sealing ring and the connecting pipe are closely fitted.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. For this vacuum chuck structure for positioning workpieces, through the combined use of the slide rail, slider, fastening bolt and mounting sleeve, when the device needs to position the workpiece, the operator can slide the slider according to the size of the workpiece, so as to adjust the position of the chuck body, enabling the chuck body to adsorb and position workpieces of different sizes, thus meeting the workpiece positioning requirements in various machining situations, with high structural flexibility. After the position of the chuck body is adjusted, the slider can be fixed by tightening the fastening bolt to prevent the slider from loosening during machining;

[0014] 2. For this vacuum chuck structure for positioning workpieces, through the arrangement of the fixing block, reinforcing rod, fixing bolt, connecting block and towing rod, the towing rod can be connected to the towing equipment, facilitating the movement of the positioned parts during machining. The arrangement of the fixing bolt and the connecting block facilitates the disassembly and assembly of the towing rod, and the installation method is relatively simple;

[0015] 3. For this vacuum chuck structure for positioning workpieces, through the arrangement of the connecting pipe, chuck body and sealing ring, during machining, the connecting pipe is docked with the hose, and the sealing ring can improve the sealing effect at the connection between the connecting pipe and the hose, preventing air leakage after the chuck body adsorbs the workpiece and ensuring the machining efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 is a schematic diagram of the towing rod structure of the present utility model;

[0018] Figure 3 is a schematic diagram of the hanger structure of the present utility model;

[0019] Figure 4 is a schematic diagram of the chuck body structure of the present utility model.

[0020] In the figure: 1, support rod; 2, fixing block; 3, reinforcement rod; 4, fixing bolt; 5, connecting block; 6, towing rod; 7, fixing sleeve; 8, hanging bracket; 9, vacuum pump; 10, hose; 11, slide rail; 12, slider; 13, fastening bolt; 14, mounting sleeve; 15, connecting pipe; 16, suction cup body; 17, sealing ring. Specific implementation mode

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0022] Please refer to Figure 1-2 , the present invention provides a technical solution: a vacuum suction cup structure for positioning workpieces, including a support rod 1, a fixing block 2 is fixed above the support rod 1, reinforcement rods 3 are fixed on both sides of the fixing block 2, the reinforcement rods 3 are symmetrically arranged with the central axis of the fixing block 2, the reinforcement rods 3, the fixing block 2 and the support rod 1 form a triangular structure, and the reinforcement rods 3 improve the structural stability of the device and will not break easily. A fixing bolt 4 penetrates through one side of the fixing block 2, a connecting block 5 is installed inside the fixing block 2, a towing rod 6 is fixed above the connecting block 5, the towing rod 6 is threadedly connected to the fixing block 2 through the fixing bolt 4, and the shapes of the fixing block 2 and the connecting block 5 are matched. The towing rod 6 can be connected to the towing equipment, so as to facilitate the movement of the positioned parts during machining. The settings of the fixing bolt 4 and the connecting block 5 facilitate the disassembly and assembly of the towing rod 6;

[0023] Please refer to Figure 1 , Figure 3 and Figure 4, fixing sleeves 7 are sleeved at both ends of the support rod 1. The size of the fixing sleeve 7 matches the size of the support rod 1. The fixing sleeve 7 is welded to the hanger 8. The fixing sleeve 7 facilitates the installation of the hanger 8 below the support rod 1. A hanger 8 is fixed below the fixing sleeve 7. A vacuum pump 9 is installed on one side of the hanger 8. A hose 10 is fixed on one side of the vacuum pump 9. Turning on the switch of the vacuum pump 9 makes the inside of the suction cup body 16 in a vacuum state, so that the workpiece can be adsorbed. Slide rails 11 are fixed on both sides of the hanger 8. Sliders 12 are sleeved outside the slide rails 11. A fastening bolt 13 penetrates through one side of the slider 12. An installation sleeve 14 is fixed on the other side of the slider 12. The installation sleeve 14 forms a sliding structure with the slide rail 11 through the slider 12. The slider 12 and the slide rail 11 are used in cooperation. When the device needs to position the workpiece, the staff can slide the slider 12 according to the size of the workpiece, so as to adjust the position of the suction cup body 16, so that the suction cup body 16 can adsorb and position workpieces of different sizes. In this way, the positioning requirements of workpieces in various machining situations can be met, and the structure has high flexibility. A connecting pipe 15 is sleeved inside the installation sleeve 14. A suction cup body 16 is fixed below the connecting pipe 15. A sealing ring 17 is attached inside the connecting pipe 15. The sealing ring 17 is adhesively connected to the connecting pipe 15. The sealing ring 17 is closely attached to the connecting pipe 15. The sealing ring 17 can improve the sealing effect at the connection between the connecting pipe 15 and the hose 10. In this way, air leakage can be prevented after the suction cup body 16 adsorbs the workpiece.

[0024] Working principle: When using this vacuum suction cup structure for positioning workpieces, first connect to the external power supply, then slide the slider 12 according to the size of the workpiece to adjust the position of the suction cup body 16, so that the suction cup body 16 can adsorb and position workpieces of different sizes. Then fix the slider 12 by tightening the fastening bolt 13. Secondly, fit the suction cup body 16 above the workpiece, turn on the switch of the vacuum pump 9 to make the inside of the suction cup body 16 in a vacuum state to adsorb the workpiece. Finally, the traction rod 6 can be connected to the traction device to move the positioned part. When the device is not in use, cut off the external power supply of the device. The model of the vacuum pump 9 is 2XZ-4. Just like this, the use process of this vacuum suction cup structure for positioning workpieces is completed.

[0025] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vacuum suction cup structure for positioning a workpiece, comprising a support rod (1), characterized in that: A fixing block (2) is fixed above the support rod (1), and reinforcement rods (3) are fixed on both sides of the fixing block (2). A fixing bolt (4) passes through one side of the fixing block (2), and a connecting block (5) is installed inside the fixing block (2). A traction rod (6) is fixed above the connecting block (5). Both ends of the support rod (1) are sleeved with fixing sleeves (7), and a hanger (8) is fixed below the fixing sleeve (7). Slide rails (11) are fixed on both sides of the hanger (8). A slider (12) is sleeved on the outer side of the slide rail (11), and a fastening bolt (13) passes through one side of the slider (12). A mounting sleeve (14) is fixed on the other side of the slider (12). A connecting pipe (15) is sleeved on the inner side of the mounting sleeve (14), and a suction cup body (16) is fixed below the connecting pipe (15). A sealing ring (17) is fitted inside the connecting pipe (15).

2. A vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: The reinforcement rod (3) is symmetrically arranged with respect to the central axis of the fixing block (2); the reinforcement rod (3), the fixing block (2) and the support rod (1) form a triangular structure.

3. A vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: The traction rod (6) is threadedly connected to the fixing block (2) via a fixing bolt (4), and the fixing block (2) and the connecting block (5) are consistent in shape.

4. A vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: The size of the fixing sleeve (7) matches the size of the support rod (1), and the fixing sleeve (7) and the hanger (8) are connected by welding.

5. The vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: A vacuum pump (9) is installed on one side of the hanger (8), and a hose (10) is fixed on one side of the vacuum pump (9).

6. A vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: The installation sleeve (14) forms a sliding structure through the sliding block (12) and the sliding rail (11), and the sliding block (12) and the sliding rail (11) are used in conjunction with each other.

7. A vacuum suction cup structure for positioning a workpiece according to claim 1, characterized in that: The sealing ring (17) and the connecting pipe (15) are connected by adhesive bonding, and the sealing ring (17) and the connecting pipe (15) are tightly fitted.

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