A top cover riveting and pressing device

Abstract

The present invention relates to the technical field of riveting machinery, and discloses a top cover riveting device, including: a frame, a riveting device arranged on the frame, a pulling device arranged at the bottom of the riveting device, and a material device arranged on one side of the riveting device. The riveting device and the material device form an L-shaped tabletop; wherein, the riveting device includes: a support structure, a booster located on the support structure, a punch, a punching plate located below the punch, and a fixture fixing seat located at the bottom of the support structure; the pulling device includes: a pulling assembly, a lifting structure and a sliding assembly; the material device includes: a driving assembly, a carrier plate, a guiding structure located on the carrier plate, a fixture fixing structure arranged on the carrier plate, and a riveting fixture located on the fixture fixing structure. During operation, the carrier plate is rotated and the riveting fixture is pulled to the riveting station. When switching products, only the fixture needs to be replaced, which can greatly reduce the labor input and improve the work efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of riveting machinery, and more particularly to a top cover riveting device. Background Art

[0002] Riveting equipment uses a stamping machine and a special connecting die to connect two or more layers of panels of different materials and thicknesses through an instantaneous high-pressure processing process. At present, riveting equipment is widely used in the field of mechanical processing, and the processing of many workpieces cannot be completed without riveting equipment.

[0003] Traditional riveting machines require manual labor to pick up materials one by one, with a high frequency of taking and placing materials and high labor intensity. When riveting a single material, it is also necessary to clamp the material with fingers to prevent it from falling off, resulting in a low safety factor for the riveting equipment, high labor input, and unsatisfactory riveting efficiency. Summary of the invention

[0004] The purpose of the present invention is to solve the defects of low riveting efficiency and large labor input in the prior art, and to provide a top cover riveting device.

[0005] The objective of the present invention is achieved through the following technical solutions:

[0006] A top cover riveting device comprises: a frame, a riveting device arranged on the frame, a pulling device arranged at the bottom of the riveting device, and a material device arranged at one side of the riveting device, wherein the riveting device and the material device form an L-shaped table.

[0007] The riveting device includes: a supporting structure arranged on the frame, a supercharger arranged on the supporting structure, a punch arranged at the bottom of the supercharger, a punching plate arranged below the punch, and a fixture fixing seat arranged at the bottom of the supporting structure.

[0008] The pulling device comprises: a pulling assembly, a lifting structure, and a sliding assembly arranged on the lifting structure, and the lifting structure is arranged on the pulling assembly through the sliding assembly.

[0009] The material device includes: a driving component, a carrier plate transmission-connected to the driving component, a guide structure arranged on the carrier plate, a fixture fixing structure arranged on the carrier plate, and a plurality of riveting jigs arranged on the fixture fixing structure, wherein the guide structure includes a plurality of guide grooves arranged on the carrier plate, and the riveting jig is replaceably arranged on the fixture fixing structure; the driving component provides power for the carrier plate, and can rotate the riveting jig to a pre-riveting station during operation.

[0010] Preferably, the supercharger includes a pneumatic-liquid booster cylinder disposed on the support structure. During the riveting process, the air pressure inside its cylinder increases, which is used to provide the impact force for the equipment riveting and to lift the stamping plate back up.

[0011] Preferably, the support structure includes support columns disposed around the stamping plate, a first support plate disposed at the bottom of the stamping plate, a second support plate fixed to the punch, and a third support plate disposed at the bottom of the supercharger; wherein, the first support plate, the second support plate, and the third support plate are respectively and fixedly disposed on the support columns in layers, and the support plates respectively play a role in supporting and fixing the riveting jig, the punch, and the pneumatic-liquid booster cylinder.

[0012] Preferably, a plurality of shock-absorbing components are disposed on the stamping plate. The shock-absorbing components can play a buffering role for the stamping plate during the riveting process, preventing the stamping plate from being damaged due to excessive impact force on the riveting jig.

[0013] Preferably, the pulling component includes: a bracket disposed on the frame, a pulling cylinder disposed on one side of the bracket, a first slide rail and a second slide rail disposed on the other side of the bracket; a moving block is disposed on the pulling cylinder, and the lifting structure is connected to the pulling cylinder through the moving block. Among them, the pulling cylinder can provide power for the movement of the lifting structure, and by introducing air into different ports of the pulling cylinder, the lifting structure can be moved in its horizontal direction through the moving block.

[0014] Preferably, the sliding component includes a first chute and a second chute respectively disposed perpendicular to the lifting structure. The first chute and the second chute are respectively disposed corresponding to the first slide rail and the second slide rail, and are fixed to the lifting structure. When the pulling cylinder pushes the moving block, the first chute and the second chute can drive the lifting device to move on the first slide rail and the second slide rail.

[0015] Preferably, the jig fixing structure includes a bottom plate, moving grooves disposed at both ends of the bottom plate, and a limiting post disposed on one side of the bottom plate close to the center of the loading tray. Among them, a limiting groove is disposed on one side of the bottom plate, and the limiting groove corresponds to the guiding groove in position; the moving grooves and the limiting post can fix and limit the riveting jig, preventing the riveting jig from detaching during the rotation of the loading tray. When the loading tray rotates to the pre-riveting station, the lifting structure can pull the riveting jig to the riveting station through the limiting groove.

[0016] Preferably, a pulling groove is disposed at the bottom of the riveting jig, which can make it easier and more convenient for the lifting structure to pull the jig to the riveting station.

[0017] Preferably, a placing groove is further disposed on the riveting jig. The placing groove is correspondingly disposed according to the top cover structure and can be used to place the pre-pressed top cover.

[0018] Advantages brought by the present invention: The riveting device and the material device are arranged on an L-shaped tabletop. During the operation of the equipment, there is enough operating space and material placement space for manual work. The pre-riveted product is placed on the riveting fixture on the material device by manual labor. The carrier plate is rotated to the riveting preparation station by the driving component, and then the riveting fixture is pulled to the fixture fixing seat by the pulling device. Then, the fixture is riveted by the stamping plate to achieve the riveting effect. Among them, a plurality of riveting fixtures are arranged on the carrier plate, and the riveting fixtures are replaceable; when riveting different products, only the fixtures need to be replaced, which can greatly reduce the labor input and improve the work efficiency. Description of the Drawings

[0019] Figure 1 It is a schematic diagram of the overall structure of the riveting equipment;

[0020] Figure 2 It is a schematic diagram of the structure of the riveting device;

[0021] Figure 3 It is a schematic diagram of the structure of the fixture fixing seat;

[0022] Figure 4 It is a schematic diagram a of the structure of the pulling device;

[0023] Figure 5 It is a schematic diagram b of the structure of the pulling device;

[0024] Figure 6 It is a schematic top view of the material device;

[0025] Figure 7 It is a schematic diagram of the bottom structure of the carrier plate;

[0026] Figure 8 It is a schematic diagram of the fixture fixing structure;

[0027] Figure 9 It is a schematic exploded view of the riveting fixture.

[0028] Wherein: 1. Frame; 2. Carrying tray, 201. Circular hole, 202. Guide groove; 3. Fixture, 301. Object placing groove, 302. Pulling groove, 303. Hollow positioning post; 4. Control button; 5. Display screen; 6. Pneumatic-hydraulic intensifying cylinder; 7. Punch; 8. Stamping plate; 9. Third support plate; 10. Second support plate; 11. Support column; 12. Driving assembly; 13. Universal wheel; 14. Heat dissipation device; 15. Fixture fixing seat; 16. Limiting groove; 17. First support plate; 18. Shock absorption assembly; 19. Jacking structure; 20. Bracket; 21. Sliding block; 22. Pulling cylinder; 23. Convex block; 24. First sliding groove; 25. Second sliding groove; 26. First slide rail; 27. Second slide rail; 28. Base plate; 29. Limiting post; 30. Moving groove; 31. Placing plate; 32. Limiting block; 33. Long groove; 34. Fixture fixing structure; 35. Arc protrusion. Detailed implementation manners

[0029] The following describes the preferred implementation manners of the present invention. Those of ordinary skill in the art will be able to implement them according to the following description using relevant technologies in the art, and will be able to better understand the innovative points and benefits brought by the present invention.

[0030] The present invention provides a top cover riveting device, as Figure 1 described, including: a frame 1, a riveting device arranged on the frame 1, a pulling device arranged at the bottom of the riveting device, and a material device arranged on one side of the riveting device; wherein, the riveting device and the material device form an L-shaped tabletop.

[0031] As Figure 2 shown, the riveting device includes: a support structure arranged on the frame 1, a supercharger arranged on the support structure, a punch 7 arranged at the bottom of the supercharger, a stamping plate 8 arranged below the punch 7, and a fixture fixing seat 15 arranged at the bottom of the support structure;

[0032] As Figures 4 - 5 shown, the pulling device includes: a pulling assembly, a jacking structure 19, and a sliding assembly arranged on the jacking structure 19, and the jacking structure 19 is arranged on the pulling assembly through the sliding assembly;

[0033] As Figure 1 , Figure 6 , Figure 7As shown, the material device includes: a driving component 12, a loading plate 2 drivingly connected to the driving component 12, a guide structure arranged on the loading plate 2, a fixture fixing structure 34 arranged on the loading plate 2, and a plurality of riveting jigs 3 arranged on the fixture fixing structure 34, wherein the guiding structure includes a plurality of guide grooves 202 arranged on the loading plate 2, and the riveting jigs 3 are replaceably arranged on the fixture fixing structure 34; the driving component provides power for the loading plate, and can rotate the riveting jig 3 to the pre-riveting station during operation.

[0034] In an embodiment of the present invention, the booster includes a gas-liquid booster cylinder 6 arranged on the supporting structure, and the gas-liquid booster cylinder 6 can provide downward impact force and upward recovery force for the stamping plate 8, so that the stamping plate 8 can move back and forth in the vertical direction. When riveting, the air intake valve is opened to intake air so that the air pressure in the cylinder body increases, thereby generating high energy. The generated high-pressure air energy is used to move the stamping plate 8 downward to rivet the top cover on the riveting jig 3. After the riveting is completed, the gas-liquid booster cylinder 6 pulls the punch 7 and drives the stamping plate 8 to recover.

[0035] In an embodiment of the present invention, the support structure includes support columns 11 arranged around the stamping plate 8, a first support plate 17 arranged at the bottom of the stamping plate 8, a second support plate 10 fixed to the punch 7, and a third support plate 9 arranged at the bottom of the supercharger; wherein, the support column 11 is configured as a circular column, and the first support plate 17, the second support plate 10, and the third support plate 9 are respectively and layered and fixedly arranged on the support column 11, and the support plates respectively support and fix the riveting jig 3, the punch 7, and the gas-liquid booster cylinder 6.

[0036] In another embodiment of the present invention, a plurality of screw assemblies are provided at the upper end of the support column 11, which can more effectively fix the second support plate 10, the third support plate 9 and the support column 11; wherein, a punch 7 positioning block with a reverse L-shaped structure is also provided on the second support plate 10. Since the bottom of the punch 7 is slightly larger, the punch 7 positioning blocks are provided on both sides of the punch 7 to firmly clamp and position it, so that the punch 7 is firmly fixed on the second support plate 10.

[0037] like Figures 2 - 3As shown, in another embodiment of the present invention, the fixture fixing seat 15 is disposed on the first support plate 17. The fixture fixing seat 15 includes: a fixture placement plate 31, elongated slots 33 provided at both ends of the fixture placement plate 31, and a limiting block 32 provided on one side of the placement plate 31. During the riveting process, the riveting fixture 3 is limited and fixed on the placement plate 31 through the elongated slots and the limiting block 32, which can prevent the riveting fixture 3 from moving and affecting the riveting effect. Among them, limiting slots 16 are also provided on the first support plate 17 and the fixture fixing seat 15, which is convenient for pulling the riveting fixture 3 to the riveting station during riveting.

[0038] In an embodiment of the present invention, a plurality of shock-absorbing components 18 are provided on the stamping plate 8. Among them, the stamping plate 8 is provided with a two-layer structure, the stamping plate includes an upper plate and a lower plate, and the shock-absorbing components 18 are provided between the upper plate and the lower plate. The shock-absorbing components 18 can play a buffering role for the stamping plate 8 during the riveting process, which can greatly reduce the reverse impact force generated when the stamping plate 8 impacts the riveting fixture 3, and further play a protective role for the stamping plate 8. In order to connect the two-layer structure more firmly, a plurality of cylinders are provided on the stamping plate 8. The cylinders are provided on the upper-layer structure of the stamping plate 8 and pass through the lower-layer stamping plate. Through the cylinders, the upper plate and the lower plate of the stamping plate 8 are firmly fixed together.

[0039] In an embodiment of the present invention, the pulling assembly includes: a bracket 20 provided on the frame 1, a pulling cylinder 22 provided on one side of the bracket 20, a first slide rail 26 and a second slide rail 27 provided on the other side of the bracket 20; a moving block is provided on the pulling cylinder 22, and the lifting structure 19 is connected to the pulling cylinder 22 through the moving block. Among them, the pulling cylinder 22 can provide power for the movement of the lifting structure 19. By introducing air into different ports of the pulling cylinder 22, the lifting structure 19 can be moved in its horizontal direction through the moving block.

[0040] In an embodiment of the present invention, the bracket 20 is fixed to the frame 1, and a card slot is provided on the bracket 20. The pulling cylinder 22 is placed in the card slot and fixed to the bracket 20 through screws at both ends. In addition, air inlet valves are provided at both ends of the pulling cylinder 22. When the left air inlet valve is opened, the sliding block 21 will be pushed to move to the right. If the right air inlet valve is opened, the sliding block 21 will be pushed to move to the left.

[0041] In an embodiment of the present invention, the sliding assembly includes a first chute 24 and a second chute 25 that are respectively vertically disposed with respect to the jacking structure 19. The first chute 24 and the second chute 25 are respectively arranged corresponding to the first slide rail 26 and the second slide rail 27, and are fixed to the lifting structure. When the pulling cylinder 22 pushes the moving block, the first chute 24 and the second chute 25 can drive the jacking device to move on the first slide rail 26 and the second slide rail 27. The jacking structure 19 can be telescoped in the vertical direction. The pulling cylinder 22 provides power to push the sliding block 21 so that the jacking structure 19 moves horizontally on the first slide rail 26 and the second slide rail 27. When the jacking structure 19 is at the bottom of the riveting jig 3 and extends upward to contact the riveting jig 3, and pulls the riveting jig 3 to the first support plate 17. Among them, by pulling the jig 3 as a whole by the cylinder, the error of manual placement can be avoided, the riveting jig 3 is stamped, and the top cover is riveted, thereby reducing the defective rate of the top cover riveting.

[0042] In another embodiment of the present invention, the carrier plate 2 is provided as a circular plate, and there is a circular hole 201 at the central position. A rotating shaft is provided on the driving assembly 12, and the rotating shaft is fitted with the circular hole 201. The carrier plate 2 is fixed to the rotating shaft through the circular hole 201. The driving assembly 12 can provide power for its carrier plate 2 when the power is turned on, and the driving assembly 12 can drive the carrier plate 2 to rotate when it works.

[0043] In an embodiment of the present invention, the guide grooves 202 are symmetrically arranged at the edge position of the carrier plate 2 and are provided in a plurality. The specific set value is determined according to the number of the riveting jigs 3 installed, and corresponds to the set position of the riveting jig 3. The jacking structure 19 can move horizontally within a certain range through the guide grooves 202, and pulls the jig 3 to the riveting station, enabling the riveting process to be semi-automated. At the same time, assembly operations can be performed on at least two material stations on the turntable, thereby improving the production efficiency.

[0044] As Figure 8As shown, in the embodiment of the present invention, the fixture fixing structure 34 includes a bottom plate 28, movable grooves 30 arranged at both ends of the bottom plate 28, and a limiting column 29 arranged on the bottom plate 28 near the center of the loading plate 2. The limiting column 29 is set as a circular column, and the setting height is slightly half of the height of the movable groove 30. It is set in conjunction with the movable groove 30 to limit and fix the riveting fixture 3, and the riveting fixture 3 can be prevented from detaching during the rotation of the loading plate 2; wherein, the bottom plate 2 A limiting groove 16 is provided on one side of 8, and the limiting groove 16 corresponds to the position of the guide groove 202, and is equal to the length and width of the guide groove 202. When the loading plate 2 is rotated to the pre-riveting position, the lifting structure 19 can pull the riveting jig 3 to the riveting position through the limiting groove 16; a circular arc protrusion 35 of a magnetic body is also provided on the bottom plate 28, which can prevent the riveting jig 3 from detaching during the rotation of the loading plate 2, and can also prevent the riveting jig 3 from being too tight in the guide groove 202 and unable to detach.

[0045] In the embodiment of the present invention, a pulling groove 302 is provided at the bottom of the riveting jig 3, and a protrusion 23 is provided at the top of the jacking structure 19, wherein the pulling groove 302 is set as a square groove, which matches the protrusion 23, and contacts the jacking structure 19 during riveting. The protrusion 23 is inserted into the pulling groove 302, and the jacking structure 19 is pulled by the pulling cylinder 22 to drive the riveting jig 3 to move. A storage groove 301 is also provided on the riveting jig 3, and the storage groove 301 is set according to the corresponding structure of the top cover, and is used to place the top cover for riveting. A cover plate is provided on the top cover, and the top cover can be fixed in the placement groove. During the assembly process, the top cover parts are very loose and shake a lot when there is no riveting. Fixing the top cover with its cover plate can prevent the product surface from being poor during the riveting process.

[0046] like Figure 6 , Figure 9 As shown, in another embodiment of the present invention, the number of the riveting jigs 3 is four, which are symmetrically arranged at the edge of the loading plate 2, and are arranged at equal intervals. It should be noted that the number of the riveting jigs 3 is not a fixed value, and can be set according to work requirements, or can be set to two or three, or can be set to more within the range that the loading plate 2 can accommodate. The riveting jig 3 is a layered structure, and is arranged in two layers. The bottom layer is provided with a plurality of hollow positioning columns 303, which are arranged at the four sides of the bottom structure. The two-layer structure of the riveting jig 3 is firmly fixed as a whole by the hollow positioning columns 303, wherein the surface area of the bottom structure is slightly larger than that of the upper structure, and is placed in the movable groove 30.

[0047] In another embodiment of the present invention, the riveting equipment frame 1 is provided as an L-shaped tabletop, on which there are control buttons 4 and a display screen 5, and universal wheels 13 and a heat dissipation device 14 are also provided at the bottom of the frame 1. Among them, the L-shaped tabletop of the frame 1 provides sufficient operating space and material placement space for manual operation during the operation of the riveting equipment, making the machine more versatile and highly utilized, and further improving the riveting efficiency of the equipment; the control buttons 4 can control the abnormal operation of the equipment. When the equipment fails, it can be observed through the display screen 5, and at the same time, the equipment also emits an alarm by itself. The operator can stop the equipment operation through the control buttons 4, which can play a protective role for the equipment; the universal wheels 13 can facilitate the movement of the riveting equipment and can work in multiple scenarios; the heat dissipation device can blow and release the heat generated inside the equipment. Since the equipment is enclosed by a machine cover on the frame 1, corresponding heat will inevitably be generated during the riveting process, causing the temperature inside the equipment to rise. Through the heat dissipation device 14, the heat can be discharged outside the equipment, thereby cooling the equipment.

[0048] The above content is a further detailed description of the present invention in combination with specific preferred embodiments. It cannot be determined that the specific embodiments of the present invention are only limited to these descriptions. For those of ordinary skill in the technical field to which the present invention belongs, without departing from the concept of the present invention, several simple deductions or substitutions can be made, which should all be regarded as belonging to the protection scope of the present invention.

Claims

1. A top cover riveting and pressing device, characterized in that, include: A frame, a riveting device arranged on the frame, a pulling device arranged at the bottom of the riveting device, and a material device arranged on one side of the riveting device, wherein the riveting device and the material device form an L-shaped table; The riveting device comprises: a supporting structure arranged on the frame, a supercharger arranged on the supporting structure, a punch arranged at the bottom of the supercharger, a punching plate arranged below the punch, and a fixture fixing seat arranged at the bottom of the supporting structure; the supporting structure comprises a first supporting plate arranged at the bottom of the punching plate; The pulling device comprises: a pulling assembly, a lifting structure, and a sliding assembly arranged on the lifting structure, wherein the lifting structure is arranged on the pulling assembly through the sliding assembly; The material device comprises: a driving assembly, a carrier plate drivingly connected to the driving assembly, a guide structure arranged on the carrier plate, a fixture fixing structure arranged on the carrier plate, and a plurality of riveting fixtures arranged on the fixture fixing structure, wherein the guide structure comprises a plurality of guide grooves arranged on the carrier plate; the riveting fixture is replaceably arranged on the fixture fixing structure; The pulling assembly comprises: a bracket arranged on the frame, a pulling cylinder arranged on one side of the bracket, and a first slide rail and a second slide rail arranged on the other side of the bracket; a sliding block is arranged on the pulling cylinder, and the lifting structure is connected to the pulling cylinder through the sliding block; The sliding assembly comprises a first slide groove and a second slide groove respectively arranged perpendicularly to the jacking structure, and the first slide groove and the second slide groove are respectively arranged corresponding to the first slide rail and the second slide rail; The lifting structure is extended and retracted in the vertical direction, and the pulling cylinder provides power to push the sliding block so that the lifting structure moves horizontally on the first slide rail and the second slide rail. When the lifting structure is at the bottom of the riveting jig, it extends upward to contact the riveting jig and pulls the riveting jig to the first support plate.

2. According to the top cover riveting equipment according to claim 1, the booster includes a gas-liquid booster cylinder arranged on the supporting structure.

3. A top cover riveting and pressing device according to claim 1, characterized in that, The support structure includes support columns arranged around the stamping plate, a first support plate arranged at the bottom of the stamping plate, a second support plate fixed to the punch, and a third support plate arranged at the bottom of the supercharger; wherein the first support plate, the second support plate, and the third support plate are respectively and layered and fixedly arranged on the support columns.

4. A top cover riveting and pressing device according to claim 1, characterized in that, A plurality of shock absorbing components are arranged on the stamping plate.

5. A top cover riveting device according to claim 1, characterized in that, The fixture fixing structure comprises a bottom plate, movable grooves arranged at two ends of the bottom plate, and a limiting column arranged on one side of the bottom plate close to the center of the loading tray.

6. The top cover riveting and pressing device according to claim 5, characterized in that, A limiting groove is arranged on one side of the bottom plate, and the limiting groove corresponds to the position of the guide groove.

7. The top cover riveting and pressing device according to claim 1, characterized in that, A pulling groove is arranged at the bottom of the riveting jig.

8. A top cover riveting and pressing device according to claim 1, characterized in that, The riveting jig is provided with a storage groove.

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