Positioning device and riveting press thereof

Abstract

The positioning device comprises a positioning plate, a lifting table and a rack, the positioning plate and the lifting table are movably connected through a bearing, and a first air cylinder used for driving the lifting table to move up and down and a connecting block extending outwards are arranged on the rack; a limiting block and a second cylinder for driving the limiting block to move up and down are arranged on the lifting table; the positioning plate is provided with a positioning frame used for fixing a plate and a baffle matched with the limiting block, and the second air cylinder drives the limiting block to be inserted into the baffle so that the positioning plate can be fixed to the lifting table. Through the arrangement of the positioning plate and the lifting table, the plate can be stably fixed to the positioning plate, the situation that the plate falls off in the riveting process is avoided, and the stability of the riveting machine is guaranteed; the first air cylinder and the second air cylinder are arranged, the first air cylinder can accurately control the height of the positioning plate and the height of the lifting table, the second air cylinder can quickly lock the positioning plate after the positioning plate rotates in place, and the positioning accuracy of the plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of riveting, in particular to a positioning device and a riveting machine thereof. Background Art

[0002] In the production and processing of aluminum profiles, the inner holes need to be riveted. However, with the widespread use of aluminum profiles, aluminum profiles of different shapes and inner hole positions have put forward higher requirements for production and processing equipment. The riveting machines of existing aluminum profile processing equipment cannot quickly and accurately fix the aluminum profiles to be processed, and the aluminum profiles are prone to shaking and position shifting during the riveting process, which greatly affects the riveting quality and production efficiency of aluminum profiles. Summary of the invention

[0003] In order to solve the above problems, the purpose of the utility model is to provide a positioning device and a riveting machine thereof, so as to improve the positioning accuracy and stability of the plate and ensure the riveting quality and production efficiency of the plate.

[0004] The technical solution adopted by the utility model to solve the problem is:

[0005] The first aspect of the utility model is a positioning device, comprising a positioning plate, a lifting platform and a frame, wherein the positioning plate and the lifting platform are movably connected via bearings, and the frame is provided with a first cylinder for driving the lifting platform to move up and down and a connecting block extending outward; the lifting platform is provided with a limit block and a second cylinder for driving the limit block to move up and down; the positioning plate is provided with a positioning frame for fixing a plate and a baffle plate cooperating with the limit block, and the second cylinder drives the limit block to be inserted into the baffle plate so that the positioning plate is fixed on the lifting platform.

[0006] The above-mentioned positioning device has at least the following beneficial effects: by setting the positioning plate and the lifting platform, the plate can be stably fixed on the positioning plate, avoiding the plate from falling off during the riveting process, thereby ensuring the stability of the positioning device; by setting the first cylinder and the second cylinder, the first cylinder can accurately control the height of the positioning plate and the lifting platform, and the second cylinder can quickly lock the positioning plate after the positioning plate is rotated into place, thereby improving the positioning accuracy of the plate.

[0007] Furthermore, the plurality of baffles are relatively fixed at the lower end of the positioning plate, and the limit block is inserted between the baffles to fix the positioning plate on the lifting platform. This structure ensures the connection stability between the limit block and the baffle, avoids displacement of the plate during the riveting process, and improves the stability of the positioning device.

[0008] Furthermore, the cross-sectional area of ​​the limit block gradually decreases in the direction close to the baffle. This structure ensures that the limit block can be inserted between the baffles quickly and stably, and avoids the limit block rotating the positioning plate during movement, which affects the positioning accuracy of the plate.

[0009] Furthermore, a buffer block is provided between the positioning plate and the lifting platform, and the buffer block is evenly distributed on the side of the bearing. By providing the buffer block, the connection flexibility between the positioning plate and the lifting platform is improved, and the resistance between the positioning plate and the lifting platform is prevented from being too large during the rotation of the positioning plate around the bearing, which affects the convenience of use of the positioning device.

[0010] Furthermore, the lifting platform is provided with a sleeve, the frame is provided with a support rod matched with the sleeve, and the frame is movably connected with the lifting platform by inserting the support rod into the sleeve. By providing the sleeve and the support rod, it is ensured that the lifting platform can stably move up and down along the length direction of the sleeve, thereby improving the positioning accuracy of the plate.

[0011] Furthermore, a support platform is provided between the positioning frames, and the positioning frames and the support platform are provided with fixing holes that match the plate. By providing the support platform and the fixing holes, the positioning plate can quickly and stably fix plates of different sizes, thereby improving the convenience and compatibility of the positioning device.

[0012] Furthermore, a universal wheel is provided at the lower end of the frame, so that the frame can be moved quickly and the convenience of use of the positioning device is improved.

[0013] The second aspect of the utility model is a riveting machine, comprising a pressing assembly and the positioning device as described above; the pressing assembly is provided with a rivet head, a base and a groove extending outward; the frame is fixedly connected to the pressing assembly by inserting the connecting block into the groove; the first cylinder drives the lifting platform to fix the positioning plate between the rivet head and the base.

[0014] The above-mentioned riveting machine has at least the following beneficial effects: by setting the positioning plate and the lifting platform, the plate can be stably fixed on the positioning plate, avoiding the plate from falling off during the riveting process, thereby ensuring the stability of the riveting machine; by setting the first cylinder and the second cylinder, the first cylinder can accurately control the height of the positioning plate and the lifting platform, and the second cylinder can quickly lock the positioning plate after the positioning plate is rotated into place, thereby improving the positioning accuracy of the plate; by setting the connecting block and the groove, it is convenient to quickly and accurately fix the connection between the frame and the pressing assembly, thereby ensuring the positioning accuracy of the riveting machine.

[0015] Furthermore, a washer that cooperates with the pressing assembly is also provided on the side of the connecting block. By providing the washer, the frame and the pressing assembly can be effectively prevented from colliding and causing damage during the connection process, thereby increasing the service life of the riveting press.

[0016] Furthermore, the cross section of the groove is V-shaped, and the groove and the connecting block are both made of magnets. This structure ensures that after the connecting block can be quickly and accurately inserted into the groove, the groove and the connecting block are stably connected through magnet adsorption, thereby improving the integrity of the riveting press.

[0017] The beneficial effects of the above-mentioned positioning device and the riveting press are: by setting the positioning plate and the lifting platform, the plate can be stably fixed on the positioning plate, avoiding the plate from falling off during the riveting process, thereby ensuring the stability of the riveting press; by setting the first cylinder and the second cylinder, the first cylinder can accurately control the height of the positioning plate and the lifting platform, and the second cylinder can quickly lock the positioning plate after the positioning plate is rotated into place, thereby improving the positioning accuracy of the plate; by setting the connecting block and the groove, it is convenient to quickly and accurately fix the connection between the frame and the pressing assembly, thereby ensuring the positioning accuracy of the riveting press; by setting the gasket, it is effectively avoided that the frame and the pressing assembly collide and cause damage during the connection process, thereby improving the service life of the riveting press.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0020] Figure 1 This is a structural schematic diagram of a positioning device according to an embodiment of the utility model;

[0021] Figure 2 This is a structural exploded view of a positioning device according to an embodiment of the utility model;

[0022] Figure 3 This is a structural schematic diagram of a positioning device according to an embodiment of the utility model from another angle;

[0023] Figure 4 This is a structural exploded view of a positioning device according to an embodiment of the utility model from another angle;

[0024] Figure 5 The present invention is a schematic structural diagram of a riveting machine according to an embodiment of the present invention. DETAILED DESCRIPTION

[0025] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0026] Reference Figures 1 to 4 The embodiment of the utility model provides a positioning device, including a positioning plate 100, a lifting platform 200 and a frame 300. The positioning plate 100 and the lifting platform 200 are movably connected through a bearing 110. The frame 300 is provided with a first cylinder 310 for driving the lifting platform 200 to move up and down and a connecting block 320 extending outward; the lifting platform 200 is provided with a limit block 210 and a second cylinder 220 for driving the limit block 210 to move up and down; the positioning plate 100 is provided with a positioning frame 120 for fixing the plate and a baffle 130 cooperating with the limit block 210, and the second cylinder 220 drives the limit block 210 to be inserted into the baffle 130 so that the positioning plate 100 is fixed on the lifting platform 200.

[0027] By setting the positioning plate 100 and the lifting platform 200, the plate can be stably fixed on the positioning plate 100, avoiding the plate from falling off during the riveting process, thereby ensuring the stability of the positioning device; by setting the first cylinder 310 and the second cylinder 220, the first cylinder 310 can accurately control the height of the positioning plate 100 and the lifting platform 200, and the second cylinder 220 can quickly lock the positioning plate 100 after the positioning plate 100 is rotated into place, thereby improving the positioning accuracy of the plate.

[0028] In another embodiment, a plurality of baffles 130 are relatively fixed at the lower end of the positioning plate 100, and the stopper 210 is inserted between the baffles 130 to fix the positioning plate 100 on the lifting platform 200. This structure ensures the connection stability between the stopper 210 and the baffle 130, avoids displacement of the plate during the riveting process, and improves the stability of the positioning device.

[0029] In another embodiment, the cross-sectional area of ​​the limit block 210 gradually decreases in the direction close to the baffle 130. This structure ensures that the limit block 210 can be quickly and stably inserted between the baffles 130, and prevents the limit block 210 from rotating the positioning plate 100 during movement, which affects the positioning accuracy of the plate.

[0030] In another embodiment, a buffer block 140 is further provided between the positioning plate 100 and the lifting platform 200, and the buffer blocks 140 are evenly distributed on the sides of the bearing 110. By providing the buffer blocks 140, the connection flexibility between the positioning plate 100 and the lifting platform 200 is improved, and the resistance between the positioning plate 100 and the lifting platform 200 is prevented from being too large during the rotation of the positioning plate 100 around the bearing 110, which affects the convenience of use of the positioning device.

[0031] In another embodiment, the lifting platform 200 is provided with a sleeve 230, and the frame 300 is provided with a support rod 340 that cooperates with the sleeve 230. The frame 300 is inserted into the sleeve 230 through the support rod 340 to be movably connected with the lifting platform 200. By providing the sleeve 230 and the support rod 340, it is ensured that the lifting platform 200 can stably move up and down along the length direction of the sleeve 230, thereby improving the positioning accuracy of the plate.

[0032] In another embodiment, a support platform 150 is provided between the positioning frames 120, and fixing holes 121 that match the plate are provided on the positioning frames 120 and the support platform 150. By providing the support platform 150 and the fixing holes 121, the positioning plate 100 can quickly and stably fix plates of different sizes, thereby improving the convenience and compatibility of the positioning device.

[0033] In another embodiment, a universal wheel 330 is provided at the lower end of the frame 300. By providing the universal wheel 330, the frame 300 can be moved quickly, thereby improving the convenience of use of the positioning device.

[0034] Reference Figure 5 The embodiment of the utility model also provides a riveting press, including a pressing assembly 400 and the positioning device as described above; the pressing assembly 400 is provided with a rivet head 410, a base 420 and a groove 430 extending outward; the frame 300 is inserted into the groove 430 through the connecting block 320 and fixedly connected with the pressing assembly 400; the first cylinder 310 drives the lifting platform 200 to fix the positioning plate 100 between the rivet head 410 and the base 420.

[0035] By setting the positioning plate 100 and the lifting platform 200, the plate can be stably fixed on the positioning plate 100, avoiding the plate from falling off during the riveting process, thereby ensuring the stability of the riveting machine; by setting the first cylinder 310 and the second cylinder 220, the first cylinder 310 can accurately control the height of the positioning plate 100 and the lifting platform 200, and the second cylinder 220 can quickly lock the positioning plate 100 after the positioning plate 100 is rotated into place, thereby improving the positioning accuracy of the plate; by setting the connecting block 320 and the groove 430, the frame 300 and the pressing assembly 400 can be quickly and accurately fixedly connected, thereby ensuring the positioning accuracy of the riveting machine.

[0036] In another embodiment, a washer 350 is further provided on the side of the connection block 320 to cooperate with the pressing assembly 400. By providing the washer 350, the frame 300 and the pressing assembly 400 are effectively prevented from colliding and causing damage during the connection process, thereby improving the service life of the riveting press.

[0037] In another embodiment, the cross section of the groove 430 is V-shaped, and the groove 430 and the connecting block 320 are both made of magnets. This structure ensures that after the connecting block 320 can be quickly and accurately inserted into the groove 430, the groove 430 and the connecting block 320 are stably connected by magnet adsorption, thereby improving the integrity of the riveting press.

[0038] The working principle of the utility model is further explained below.

[0039] During the assembly process, first fix the limit block 210 on the driving end of the second cylinder 220, and fix the second cylinder 220 on the lower end of the lifting platform 200, and install the sleeve 230 and the buffer block 140 on the lifting platform 200; install the positioning frame 120, the baffle 130, the buffer block 140 and the support platform 150 on the positioning plate 100, and then fix the bearing 110 on the lifting platform 200, and fix the positioning plate 100 on the upper end of the bearing 110 , so that the positioning plate 100 rotates around the bearing 110; install the first cylinder 310 on the frame 300, and install the support rod 340, insert the support rod 340 into the sleeve 230 to make the frame 300 and the lifting platform 200 movably connected, and fix the driving end of the first cylinder 310 on the lifting platform 200; finally, insert the connecting block 320 into the groove 430 to fix the frame 300 and the pressing assembly 400. In this way, the assembly process of the riveting press is completed.

[0040] During use, the aluminum profile and other plates are fixed on the positioning frame 120 and the support platform 150 through the fixing hole 121, and the first cylinder 310 is started to make the lifting platform 200 drive the positioning plate 100 and the plate to move to a suitable height; then, by rotating the positioning plate 100, the position on the plate that needs to be riveted is moved between the riveting head 410 and the base 420, and the second cylinder 220 is started. The second cylinder 220 drives the limit block 210 to move upward and insert between the baffles 130 to fix the positioning plate 100 on the lifting platform 200, completing the precise positioning of the plate. Start the riveting head 410, and perform the riveting operation on the plate on the base 420. Since the positioning plate 100 and the lifting platform 200 are fixed on the frame 300, it is effectively guaranteed that the plate remains stable during the riveting process, thereby improving the stability of the riveting press.

[0041] From the above description, it can be seen that the positioning device and the riveting press of the utility model can stably fix the plate on the positioning plate 100 by setting the positioning plate 100 and the lifting platform 200, thereby preventing the plate from falling off during the riveting process and ensuring the stability of the riveting press; by setting the first cylinder 310 and the second cylinder 220, the first cylinder 310 can accurately control the height of the positioning plate 100 and the lifting platform 200, and the second cylinder 220 can quickly lock the positioning plate 100 after the positioning plate 100 is rotated into place, thereby improving the positioning accuracy of the plate; by setting the connecting block 320 and the groove 430, it is convenient to quickly and accurately fix the connection between the frame 300 and the pressing assembly 400, thereby ensuring the positioning accuracy of the riveting press; by setting the gasket 350, it is effectively avoided that the frame 300 and the pressing assembly 400 collide and cause damage during the connection process, thereby improving the service life of the riveting press.

[0042] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A positioning device, characterized in that: include: A positioning plate, a lifting platform and a frame, wherein the positioning plate and the lifting platform are movably connected via bearings, and the frame is provided with a first cylinder for driving the lifting platform to move up and down and a connecting block extending outward; the lifting platform is provided with a limit block and a second cylinder for driving the limit block to move up and down; the positioning plate is provided with a positioning frame for fixing the plate and a baffle plate cooperating with the limit block, and the second cylinder drives the limit block to be inserted into the baffle plate to fix the positioning plate on the lifting platform.

2. A positioning device according to claim 1, characterized in that: A plurality of baffles are relatively fixed at the lower end of the positioning plate, and the limit block is inserted between the baffles to fix the positioning plate on the lifting platform.

3. A positioning device according to claim 2, characterized in that: The cross-sectional area of ​​the limiting block gradually decreases in a direction approaching the baffle.

4. A positioning device according to claim 2, characterized in that: Buffer blocks are also arranged between the positioning plate and the lifting platform, and the buffer blocks are evenly distributed on the sides of the bearing.

5. A positioning device according to claim 1, characterized in that: The lifting platform is provided with a sleeve, the frame is provided with a support rod matched with the sleeve, and the frame is movably connected with the lifting platform by inserting the support rod into the sleeve.

6. A positioning device according to claim 1, characterized in that: A support platform is arranged between the positioning frames, and both the positioning frames and the support platform are provided with fixing holes matched with the plate.

7. A positioning device according to claim 1, characterized in that: The lower end of the frame is provided with a universal wheel.

8. A riveting press, characterized in that: It comprises a pressing assembly and a positioning device as described in any one of claims 1 to 7; the pressing assembly is provided with a rivet head, a base and a groove extending outward; the frame is fixedly connected to the pressing assembly by inserting the connecting block into the groove; the first cylinder drives the lifting platform to fix the positioning plate between the rivet head and the base.

9. A riveting machine according to claim 8, characterized in that: A gasket cooperating with the press-fit assembly is also provided on the side of the connecting block.

10. A riveting machine according to claim 8, characterized in that: The cross section of the groove is V-shaped, and both the groove and the connecting block are made of magnets.

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