Double-station free switching machining structure

By using a dual-station freely switchable processing structure, and utilizing telescopic cylinders and magnetic chucks to achieve automated and precise workpiece positioning, the problems of low efficiency and low precision in traditional station processing structures are solved, thereby improving processing accuracy and equipment utilization.

CN223997808UActive Publication Date: 2026-03-17SHANGHAI JUTIAN CNC MACHINERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-17
Publication Date
2026-03-17

AI Technical Summary

Technical Problem

The existing workstation processing structure requires frequent machine stops for loading and unloading, resulting in low processing efficiency, low precision when conveying workpieces, limited processing range, and frequent maintenance.

Method used

It adopts a dual-station freely switchable processing structure, uses a telescopic cylinder to drive the support frame to move, and combines magnetic suction plates and limit blocks to position the workpiece. Airbags are used for heat management and cleaning, realizing automated unloading and precise positioning.

Benefits of technology

It improves processing accuracy and equipment utilization, reduces maintenance costs, shortens processing cycles, and enhances the equipment's adaptability and stability to diverse processing needs.

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Abstract

The utility model discloses a double-station free switching machining structure which comprises a workbench installed on a machining machine, a containing cavity is formed in the workbench, a supporting frame is connected to the interior of the containing cavity through a telescopic air cylinder, the supporting frame is installed at the bottoms of supporting bases, the workbench is provided with two supporting bases, and the supporting bases are connected with the containing cavity through telescopic air cylinders. The supporting base is connected to the workbench in a penetrating mode, a contact piece is arranged at the bottom in the containing cavity, the contact piece is electromagnetically connected with a magnetic attraction piece through a supporting frame, and the magnetic attraction piece is arranged on the surface of the supporting base. According to the double-station free switching machining structure, the telescopic air cylinder drives the supporting frame to move, the problem that machining is inaccurate due to the fact that a machined part at the upper end needs to be positioned multiple times is solved, the overall structure is simple, and the problem that the maintenance cost is increased due to a complex structure is solved; therefore, free switching of double stations can be conveniently carried out on the whole through movement of the machined part, and the utilization rate of equipment is increased.
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Description

Technical Field

[0001] This utility model relates to the technical field of workstation processing, specifically a dual-workstation freely switchable processing structure. Background Technology

[0002] Workstation processing structure usually refers to the workstation structure designed to complete specific processing tasks in the production or manufacturing process. However, the existing workstation processing structure still has certain defects in use. In the process of use, the traditional multi-workstation structure requires workers to load and unload materials, so the whole machine needs to be stopped for processing, which increases the processing time and reduces the overall processing efficiency.

[0003] To overcome the above-mentioned defects, the existing technology (Chinese Patent No. CN 219901299 U, Publication Date: October 27, 2023) provides an aluminum alloy processing and drilling machine with a multi-station structure. The machine includes a worktable with multiple feeding troughs evenly distributed at their top. A material suction assembly is located at the bottom of the worktable. Two correspondingly distributed first support frames are fixedly connected to the top of the worktable, and the drilling machine body is mounted on the top of each of the two first support frames. A conveyor belt is installed on one side of the worktable. This structure allows for automatic feeding of the multi-station aluminum alloy processing and drilling machine, avoiding the drawback of traditional multi-functional drilling machines where, after drilling a batch of workpieces, the aluminum alloy to be drilled needs to be moved back to the drilling machine. Simultaneously, waste generated during aluminum alloy drilling can be collected, resulting in a clean and tidy working environment, reducing the workload of workers, and greatly facilitating operation.

[0004] While existing technologies can reduce downtime, during operation, the conveyor belt transports workpieces to the bottom of symmetrically arranged punching machines for punching. This process can easily affect the overall loading, unloading, conveying, and punching accuracy, leading to frequent maintenance, increased operating costs, and the fact that the conveyor belt is affected by the size of the workpiece, reducing the overall processing range. Furthermore, the symmetrically arranged punching machines need to be positioned according to the workpiece, resulting in inaccurate overall processing.

[0005] To address the aforementioned issues, there is an urgent need for innovative design based on the existing dual-station freely switchable machining structure. Therefore, we proposed that the dual-station freely switchable machining structure can effectively solve the above problems. Utility Model Content

[0006] The purpose of this utility model is to provide a dual-station freely switchable processing structure to solve the problems mentioned in the background art. In the current market, workpieces are transported to the bottom of symmetrically arranged punching machines by conveyor belts for punching operations. The overall loading, unloading, conveying and punching accuracy are easily affected, which requires frequent maintenance and increases operating costs. In addition, the conveyor belt is affected by the size of the workpiece, which reduces the overall processing range. The symmetrically arranged punching machines need to be positioned according to the workpiece, which makes the overall processing inaccurate.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a dual-station freely switchable processing structure, including a worktable installed on a processing machine, a storage cavity opened inside the worktable, a support frame connected inside the storage cavity via a telescopic cylinder, the support frame being installed at the bottom of a support base, two support bases being provided on the worktable, the support bases being connected through the worktable, a contact piece being provided at the bottom of the storage cavity, the contact piece being electromagnetically connected to a magnetic suction piece via the support frame, and the magnetic suction piece being disposed on the surface of the support base.

[0008] Preferably, a slider is provided on the side end of the support base, and a groove is provided on the upper surface of the worktable, with the slider slidably connected inside the groove.

[0009] Preferably, the magnetic accumulator and the support base are provided with threaded grooves, and the support base is provided with limit blocks.

[0010] Preferably, the limiting block is connected to the inside of the threaded groove by a fixing screw, the limiting block is arranged in a "Z" shape, and a limiting component is provided on the limiting block.

[0011] Preferably, the limiting component includes a lifting member that is connected through the limiting block, a spring for rebound is provided on the outside of the lifting member, and a magnetic block adapted to the magnetic sheet is provided at the bottom of the lifting member.

[0012] Preferably, an auxiliary component is installed inside the storage cavity. The auxiliary component includes an air supply device installed inside the storage cavity, and the output end of the air supply device is connected to an airbag via a flexible tube.

[0013] Preferably, the airbag is located inside the storage cavity, and the airbag is connected to an air jet via a delivery pipe, with the air jet located inside the support base.

[0014] Preferably, a pressure plate is provided on the side end of the support base, and the pressure plate moves through the support base to contact the airbag.

[0015] Compared with the prior art, the beneficial effects of this utility model are: This dual-station freely switchable processing structure uses a telescopic cylinder to move the support frame, reducing the need for multiple positioning of the upper workpiece, which leads to inaccurate processing. The overall structure is simple, reducing the increased maintenance costs caused by complex structures. Two support seats are provided on the worktable, facilitating free switching between dual stations by moving the workpiece, thus improving equipment utilization. The specific details are as follows:

[0016] (1) The magnetic suction plate assists in limiting the workpiece, which improves the efficiency of processing preparation. The output end of the telescopic cylinder drives the support frame to move, which reduces the problem of inaccurate processing caused by the need for multiple positioning of the upper processing part. The overall process of unloading is automated, which reduces the problem of increased maintenance costs caused by complex structure. There are two support seats on the workbench, which can perform unloading and loading operations at one workstation while processing at another workstation, which greatly improves the utilization rate of the equipment and shortens the processing cycle.

[0017] (2) The limit block can be installed according to the workpiece condition, which enhances the adaptability of the equipment to diverse processing needs. The workpiece is further clamped and fixed by the magnetic block, which enhances the stability of the workpiece during the processing, effectively avoids processing errors caused by workpiece shaking, and improves processing accuracy.

[0018] (3) The lifting parts on the limit block are connected by springs. When unloading is required, the magnetic force of the magnetic absorbing sheet disappears, causing the magnetic absorbing block to rebound through the spring on the outside of the lifting part, so that the magnetic absorbing block leaves the workpiece surface, ensuring the smooth unloading process and reducing the problem of the magnetic absorbing block sticking to the workpiece, which leads to a decrease in unloading efficiency.

[0019] (4) The airbag delivers gas to the jetting component through the delivery pipe. The jetting component located inside the support seat facilitates the delivery of gas. The gas quickly removes the heat generated during the processing, avoiding deformation of the workpiece and equipment due to overheating, and ensuring the stability of the processing quality.

[0020] (5) The pressure plate at the bottom of the support base comes into contact with the airbag, and the gas pressure inside the airbag changes, so that the ejected gas performs a cleaning operation. The processing area is cleaned while unloading the material, reducing the manual cleaning process and reducing the cost increase caused by the need to set up additional cleaning structures. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0022] Figure 2 This is a schematic diagram of the overall side view structure of this utility model;

[0023] Figure 3This is a cross-sectional view of the workbench structure of this utility model;

[0024] Figure 4 This is a cross-sectional view of the support structure of this utility model;

[0025] Figure 5 This is a schematic diagram of the connection structure between the support base and the magnetic plate of this utility model;

[0026] Figure 6 This is a schematic diagram of the connection structure between the support base and the support frame of this utility model;

[0027] Figure 7 This is a schematic diagram of the connection structure between the telescopic cylinder and the support frame of this utility model;

[0028] Figure 8 This is a schematic diagram of the connection structure between the airbag and the delivery pipeline of this utility model.

[0029] In the diagram: 1. Workbench; 2. Storage cavity; 3. Telescopic cylinder; 4. Support frame; 5. Support base; 6. Slider; 7. Slide groove; 8. Contact piece; 9. Magnetic plate; 10. Threaded groove; 11. Limiting block; 12. Fixing screw; 13. Lifting component; 14. Spring; 15. Magnetic block; 16. Air supply component; 17. Airbag; 18. Delivery pipe; 19. Air jet component; 20. Pressure plate. Detailed Implementation

[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0031] Example 1: In this example, the workbench 1 is equipped with two support seats 5, which facilitates the free switching between two workstations by moving the workpiece. This dual-workstation design allows for simultaneous processing at one workstation and loading / unloading operations at the other, significantly improving equipment utilization, shortening the processing cycle, and increasing production efficiency. Figures 1-5The technical solution shown includes a worktable 1 installed on a processing machine. The worktable 1 has a storage cavity 2 inside. A support frame 4 is connected to the storage cavity 2 via a telescopic cylinder 3. The support frame 4 is installed at the bottom of a support base 5. Two support bases 5 are provided on the worktable 1, and the support bases 5 are connected through the worktable 1. A contact piece 8 is provided at the bottom of the storage cavity 2. The contact piece 8 is electromagnetically connected to a magnetic suction piece 9 via the support frame 4. The magnetic suction piece 9 is located on the surface of the support base 5. A slider 6 is provided on the side of the support base 5. A groove 7 is provided on the upper surface of the worktable 1. The slider 6 is slidably connected inside the slide groove 7. The worktable 1 is installed on the machining machine, and the workpiece to be processed is placed on the support base 5. At this time, the magnetic suction plate 9 on the support base 5 assists in limiting the workpiece. The magnetic suction plate 9 can quickly fix the workpiece. Compared with traditional fixtures, it greatly saves clamping time and significantly improves machining preparation efficiency. Furthermore, the telescopic cylinder 3 inside the storage cavity 2 of the worktable 1 is opened, so that the output end of the telescopic cylinder 3 drives the support frame 4 to move. The support frame 4 can easily drive the support base 5 to move. The support base 5 is connected by a slider on its side. Block 6 moves within the slide groove 7 on the worktable 1. The cooperation between the slider 6 and the slide groove 7 ensures the stability and accuracy of the movement of the support base 5, ensuring precise control of the workpiece position during processing, thereby improving processing quality and reducing the problem of inaccurate processing caused by multiple positioning of the upper workpiece. When the telescopic cylinder 3 moves the support frame 4 out of the bottom of the upper workpiece, the support frame 4 leaves the surface of the contact piece 8, causing the electromagnetic field of the magnetic suction piece 9 to disappear, facilitating the unloading of the workpiece. This automates the unloading process, simplifies the operation, reduces the labor intensity of workers, and has a simple overall structure, reducing the problem of increased maintenance costs caused by complex structures. The worktable 1 is equipped with two support bases 5, which facilitates the free switching between two workstations by moving the workpiece. The dual-workstation design allows for processing at one workstation while loading and unloading operations are performed at the other workstation, greatly improving equipment utilization, shortening the processing cycle, and increasing production efficiency. Furthermore, when the workpiece is large, it can be placed on both support bases 5, further expanding the processing range of the equipment.

[0032] Example 2: In this example, the magnetic suction plate 9 is adapted to the magnetic suction block 15 at the bottom of the lifting component 13, which facilitates further clamping and fixing of the workpiece by the magnetic suction block 15, enhances the stability of the workpiece during processing, effectively avoids processing errors caused by workpiece shaking, and improves processing accuracy. Specifically, as shown below... Figures 1-6As shown, a threaded groove 10 is formed through the magnetic suction plate 9 and the support base 5. A limiting block 11 is provided on the support base 5. The limiting block 11 is connected to the inside of the threaded groove 10 through a fixing screw 12. The limiting block 11 is arranged in a "Z" shape. A limiting component is provided on the limiting block 11. The limiting component includes a lifting member 13 that is connected through the limiting block 11. A spring 14 for rebound is provided on the outside of the lifting member 13. A magnetic suction block 15 that matches the magnetic suction plate 9 is provided at the bottom of the lifting member 13. The threaded groove 10 is formed through the support base 5 and the magnetic suction plate 9, so it is convenient to connect the limiting block 11 to the inside of the threaded groove 10 through the fixing screw 12. This allows the limiting block 11 to be installed according to the workpiece. Therefore, it can be used for workpieces of different shapes and sizes quickly. The position of the quick-adjustment limit block 11 enhances the equipment's adaptability to diverse processing needs. The limit block 11 is arranged in a "Z" shape. When the workpiece is being processed, the magnetic suction plate 9 matches the magnetic suction block 15 at the bottom of the lifting component 13, making it convenient to further clamp and fix the workpiece through the magnetic suction block 15. This enhances the stability of the workpiece during processing, effectively avoids processing errors caused by workpiece shaking, and improves processing accuracy. The lifting component 13 on the limit block 11 is connected by a spring 14. Therefore, when unloading is required, the magnetic force of the magnetic suction plate 9 disappears, causing the magnetic suction block 15 to rebound through the spring 14 on the outside of the lifting component 13, allowing the magnetic suction block 15 to leave the workpiece surface. This ensures a smooth unloading process and reduces the problem of the magnetic suction block 15 sticking to the workpiece, which reduces the unloading efficiency.

[0033] Example 3: In this example, the jetting component 19 facilitates gas delivery, rapidly carrying away the heat generated during processing. This prevents workpiece and equipment from deforming due to overheating, extending the service life of the equipment and workpiece, and ensuring the stability of processing quality. Specifically, as follows... Figure 2 and Figures 5-8As shown, an auxiliary component is installed inside the storage cavity 2. This auxiliary component includes an air supply device 16 installed inside the storage cavity 2. The output end of the air supply device 16 is connected to an airbag 17 via a flexible hose. The airbag 17 is located inside the storage cavity 2. The airbag 17 is connected to a jet generator 19 via a delivery pipe 18. The jet generator 19 is located inside a support base 5. A pressure plate 20 is provided on the side of the support base 5. The pressure plate 20 moves with the support base 5 to contact the airbag 17, opening the air supply device 16 inside the storage cavity 2. This allows the air supply device 16 to deliver gas to the airbag 17, which then delivers gas to the jet generator 19 via the delivery pipe 18. The jet generator 19, located inside the support base 5, facilitates gas delivery. By rapidly removing the heat generated during processing with gas, the deformation of the workpiece and equipment due to overheating is avoided, extending the service life of the equipment and workpiece and ensuring the stability of processing quality. When the telescopic cylinder 3 moves the support seat 5 out of the bottom of the upper workpiece, the pressure plate 20 at the bottom of the support seat 5 comes into contact with the air bag 17, and the gas pressure inside the air bag 17 changes, thereby causing the ejected gas to perform a cleaning operation. The processing area is cleaned at the same time as unloading, reducing manual cleaning steps, reducing labor intensity, and reducing the cost increase caused by the need to set up additional cleaning structures. The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0034] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A double station free switching machining structure comprising a worktable (1) mounted on a machining machine, characterized in that, The workbench (1) is internally provided with a storage cavity (2), the storage cavity (2) is internally connected with a support frame (4) through a telescopic cylinder (3), the support frame (4) is installed at the bottom of the support base (5), two support bases (5) are arranged on the workbench (1), the support base (5) is connected on the workbench (1), the bottom of the storage cavity (2) is provided with a contact sheet (8), the contact sheet (8) is electromagnetically connected with a magnetic sheet (9) through the support frame (4), and the magnetic sheet (9) is arranged on the surface of the support base (5).

2. The dual station free switching machining structure according to claim 1, characterized in that: The support base (5) is provided with a sliding block (6) at the side end, and the upper surface of the workbench (1) is provided with a sliding groove (7), and the sliding block (6) is slidably connected in the sliding groove (7).

3. The dual station free switching machining structure according to claim 1, characterized in that: The magnetic sheet (9) and the support base (5) are provided with a threaded groove (10) penetratingly arranged thereon, and the support base (5) is provided with a limiting block (11).

4. The dual station free switching machining structure according to claim 3, characterized in that: The limiting block (11) is connected in the threaded groove (10) penetratingly through the fixed screw rod (12), the limiting block (11) is arranged in a "Z" shape, and the limiting block (11) is provided with a limiting assembly.

5. The dual station free switching machining structure according to claim 4, characterized in that: The limiting assembly comprises a lifting piece (13) penetratingly connected on the limiting block (11), a spring (14) for rebounding is arranged on the outer side of the lifting piece (13), and a magnetic block (15) matched with the magnetic sheet (9) is arranged on the bottom of the lifting piece (13).

6. The dual station free switching machining structure according to claim 1, characterized in that: An auxiliary assembly is installed in the storage cavity (2), the auxiliary assembly comprises a gas conveying piece (16) installed in the storage cavity (2), and the gas conveying piece (16) is connected with an air bag (17) through a hose at the output end.

7. The dual station free switching machining structure according to claim 6, characterized in that: The air bag (17) is located in the storage cavity (2), the air bag (17) is connected with a gas jetting piece (19) through a conveying pipeline (18), and the gas jetting piece (19) is located in the support base (5).

8. The dual station free switching machining structure according to claim 1, characterized in that: The support base (5) is provided with a pressing plate (20) at the side end, and the pressing plate (20) is in contact with the air bag (17) through the support base (5).

Citation Information

Patent Citations

  • Aluminum alloy machining perforating machine with multi-station structure

    CN219901299U