Automobile side plate pin spin riveting workbench

Abstract

The utility model discloses an automobile side plate pin spin riveting workbench, and relates to the field of automobile side plate assembly production. The workbench is mounted on the machine tool frame; the tray positioning and lifting device is mounted on the workbench; the hydraulic spin riveting device is fixed on the machine tool frame; the upper end of the first workpiece lifting and locking device is mounted on the workbench, and the lower end of the first workpiece lifting and locking device is mounted on the hydraulic spin riveting device; the tray moving and fixing mechanism is mounted on the workbench; the first tray limiting device and the second tray limiting device are symmetrically mounted on the tray moving and fixing mechanism. The automobile side plate pin spin riveting workbench is mainly used for spin riveting of automobile side plate pins, and the size requirement of the pins after spin riveting can be met. According to the utility model, the problem that the working stability and safety of equipment are reduced due to the fact that a workpiece is easy to deviate from a processing position in the prior art is solved, the working stability and safety of the equipment are improved, and the workpiece is limited during processing so as to prevent the workpiece from deviating from the processing position.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile side panel assembly production, in particular to an automobile side panel pin riveting workbench. Background Art

[0002] When producing and installing the side panels of automobiles, it is usually necessary to rivet the pins and side panels together through a riveting process. At present, most of the methods on the market are to manually place the pallet loaded with workpieces on the workbench, and manually limit the pallet and workpieces before starting the riveting process. This kind of manual assistance in pallet and workpiece transfer, as well as manual limit operation in the riveting process, has certain disadvantages, specifically: the workpiece will be under pressure during riveting, and the pressure on the workpiece will cause the workpiece to vibrate. If the vibration is severe, it may cause the workpiece to deviate from the processing position, thereby reducing the stability and safety of the equipment. Utility Model Content

[0003] The utility model aims to provide a car side panel pin riveting workbench to solve the problems existing in the prior art.

[0004] The technical solutions adopted by the utility model to solve the technical problems are as follows:

[0005] The utility model discloses a car side panel pin riveting workbench, comprising:

[0006] Machine tool frame;

[0007] A work table mounted on the machine tool frame;

[0008] A pallet positioning and lifting device mounted on a workbench;

[0009] A hydraulic riveting device fixed on the machine tool frame;

[0010] A first workpiece lifting and locking device, the upper end of which is mounted on the workbench and the lower end of which is mounted on the hydraulic riveting device;

[0011] A pallet moving and fixing mechanism installed on the workbench;

[0012] A first pallet limiting device and a second pallet limiting device are symmetrically mounted on the pallet moving and fixing mechanism.

[0013] Furthermore, it also includes an adjustable foot installed at the lower end of the machine tool frame.

[0014] Furthermore, the pallet positioning and lifting device includes: a pallet positioning and lifting device fixing seat fixed on the workbench, a guide support column, a first pallet positioning pin, a positioning and lifting cylinder, a second pallet positioning pin and a first oil-free bushing; the upper end of the guide support column is installed in the inner hole of the pallet positioning and lifting device fixing seat through the first oil-free bushing, the upper end of the guide support column is installed with the second pallet positioning pin, and the lower end of the guide support column is installed and connected with the telescopic rod of the positioning and lifting cylinder through the first pallet positioning pin; the positioning and lifting cylinder is fixed at the lower end of the pallet positioning and lifting device fixing seat; the pallet positioning and lifting device is mainly used for lifting and positioning the pallet.

[0015] Furthermore, the hydraulic riveting device includes: a C-type base mounting seat installed at the bottom of the machine tool frame, a C-type base installed on the C-type base mounting seat, a hydraulic punch riveting machine fixing seat fixed on the upper end of the C-type base, a hydraulic punch riveting machine side plate fixed on the hydraulic punch riveting machine fixing seat, a hydraulic punch riveting machine fixed on the hydraulic punch riveting machine side plate, a sensor mounting seat fixed on the hydraulic punch riveting machine, a position detection sensor fixed on the sensor mounting seat, a connecting seat fixed on the side plate of the hydraulic punch riveting machine, an L-shaped base fixed on the connecting seat, an aluminum profile connected to the L-shaped base, a cylinder base fixed on the connecting seat, a riveting cylinder fixed on the cylinder base, a pressure plate installed at the lower end of the riveting cylinder, a vertical plate installed in the middle of the C-type base mounting seat, and a riveting workbench installed on the C-type base and supported by the vertical plate.

[0016] Furthermore, the first workpiece lifting and locking device comprises: an internal protrusion of a lower connecting seat, a sliding column, an upper connecting seat, a cylinder mounting pad, a connecting column, a wedge block, a lower connecting seat, a lifting cylinder, a second oil-free bushing and a locking cylinder; the upper surface of the upper connecting seat is fixed on a workbench, the lower end of the lower connecting seat is fixed on a riveting workbench of a hydraulic riveting device, the lower end of the upper connecting seat is connected to the upper end of the lower connecting seat; the lifting cylinder is installed at the lower end of the lower connecting seat; the sliding column is installed as a whole in the space between the upper connecting seat and the lower connecting seat, the lower end of the sliding column is connected to the telescopic rod of the lifting cylinder, the upper end of the sliding column is installed in the inner hole of the upper connecting seat through the second oil-free bushing, and the boss at the lower end of the sliding column is stuck on the internal protrusion of the lower connecting seat of the lower connecting seat; the front end of the locking cylinder is installed on the side of the lower connecting seat through a cylinder mounting pad; the telescopic rod of the locking cylinder is connected to the wedge block through a connecting column, and the wedge block is installed in the space between the upper connecting seat and the lower connecting seat.

[0017] Furthermore, the first pallet limiting device and the second pallet limiting device have the same structural composition.

[0018] Furthermore, the second pallet limiting device includes: a third pallet positioning pin connecting block fixed to the edge of the pallet moving and fixing mechanism, a pallet limiting mounting base fixed to the inner side of the third pallet positioning pin connecting block, and a third pallet positioning pin installed at the lower end of the pallet limiting mounting base.

[0019] The beneficial effects of the utility model are:

[0020] The utility model discloses a car side panel pin riveting workbench, which is mainly used for riveting car side panel pins and can ensure the size requirements of the pins after riveting. The car side panel pin riveting work is completed by the cooperation of the pallet positioning lifting device, the first workpiece lifting and locking device, the hydraulic riveting device, the first pallet limiting device, the second pallet limiting device, the pallet moving and fixing mechanism and the second workpiece lifting and locking device, solving the problem of reduced equipment working stability and safety caused by the easy deviation of the workpiece from the processing position in the prior art.

[0021] The utility model discloses a car side panel pin riveting workbench, which improves the working stability and safety of the equipment and limits the workpiece during processing to prevent the workpiece from deviating from the processing position. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 The utility model is a front view of a car side panel pin riveting workbench.

[0023] Figure 2 The utility model is a side view of a car side panel pin riveting workbench.

[0024] Figure 3 The utility model is a top view of a car side panel pin riveting workbench.

[0025] Figure 4 This is a schematic diagram of the structure of the pallet positioning and lifting device.

[0026] Figure 5 It is a cross-sectional view of the first workpiece lifting and locking device.

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the first workpiece lifting and locking device.

[0028] Figure 7 It is a structural schematic diagram of a hydraulic riveting device.

[0029] Figure 8 It is a structural schematic diagram of the second tray limiting device.

[0030] Fig. 9 Schematic diagram of the structure of the guide support column.

[0031] Fig.10Schematic diagram of the structure of the wedge.

[0032] In the figure, 1. machine tool frame, 2. pallet positioning and lifting device, 3. first workpiece lifting and locking device, 4. hydraulic riveting device, 5. first pallet limiting device, 6. second pallet limiting device, 7. adjustable feet, 8. workpiece, 9. pallet, 10. pallet moving and fixing mechanism, 11. second workpiece lifting and locking device, 12. workbench. DETAILED DESCRIPTION

[0033] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0034] like Figures 1 to 3 As shown, the utility model is a car side panel pin riveting workbench, which mainly includes the following components:

[0035] A machine tool frame 1, two sets of pallet positioning and lifting devices 2, a first workpiece lifting and locking device 3, a hydraulic riveting device 4, a first pallet limiting device 5, a second pallet limiting device 6, an adjustable foot 7, a workpiece 8, a pallet 9, a pallet moving and fixing mechanism 10, a second workpiece lifting and locking device 11 and a workbench 12.

[0036] The machine tool frame 1 is mainly made of a plurality of square tubes through a welding process.

[0037] Adjustable feet 7 are respectively installed at the four corners of the bottom end of the machine tool frame 1 to achieve horizontal leveling.

[0038] The workbench 12 is installed on the upper end of the machine tool frame 1 and is mainly used to install two sets of pallet positioning and lifting devices 2, a first workpiece lifting and locking device 3, a pallet moving and fixing mechanism 10 and a second workpiece lifting and locking device 11.

[0039] The pallet 9 is mounted on the pallet moving and fixing mechanism 10 , and the workpiece 8 should be placed on the pallet 9 .

[0040] The pallet moving and fixing mechanism 10 is installed on the workbench 12, and is mainly used to install the pallet 9 and move the pallet 9 to the next station. The pallet moving and fixing mechanism 10 can be implemented by a linear drive motor and a ball screw drive structure.

[0041] The upper ends of the two sets of pallet positioning and lifting devices 2 are fixed on the workbench 12.

[0042] like Figure 4 and Fig. 9As shown, the pallet positioning and lifting device 2 mainly includes: a pallet positioning and lifting device fixing seat 201, a guide support column 202, a first pallet positioning pin 203, a positioning and lifting cylinder 204, a second pallet positioning pin 205 and a first oil-free bushing 206; wherein, the upper end of the pallet positioning and lifting device fixing seat 201 is fixed on the workbench 12; the upper end of the guide support column 202 is installed in the inner hole of the pallet positioning and lifting device fixing seat 201 through the first oil-free bushing 206, and the upper end of the guide support column 202 is installed with a second pallet positioning pin 205, the guide The lower end of the support column 202 is installed and connected to the telescopic rod of the positioning and lifting cylinder 204 through the first pallet positioning pin 203; the positioning and lifting cylinder 204 is fixed to the lower end of the pallet positioning and lifting device fixing seat 201; the pallet positioning and lifting device 2 is mainly used to lift and position the pallet 9: the positioning and lifting cylinder 204 can drive the guide support column 202 to slide up and down in the inner hole of the pallet positioning and lifting device fixing seat 201, and drive the second pallet positioning pin 205 to extend or retract into the inner hole of the pallet positioning and lifting device fixing seat 201, so as to position and lift the bottom of the pallet 9.

[0043] The upper ends of the first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11 are both fixed on the workbench 12 , and the lower ends of the first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11 are both installed on the riveting workbench 413 of the hydraulic riveting device 4 .

[0044] The first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11 have the same structural composition. The first workpiece lifting and locking device 3 is taken as an example to introduce its detailed structural composition.

[0045] like Figure 5 , Figure 6 and Fig.10As shown, the first workpiece lifting and locking device 3 mainly includes: an inner protrusion 301 of the lower connecting seat, a sliding column 302, an upper connecting seat 303, a cylinder mounting pad 304, a connecting column 305, a wedge block 306, a lower connecting seat 307, a lifting cylinder 308, a second oil-free bushing 309 and a locking cylinder 310; wherein the upper surface of the upper connecting seat 303 is fixed on the workbench 12, the lower end of the lower connecting seat 307 is fixed on the riveting workbench 413 of the hydraulic riveting device 4, and the lower end of the upper connecting seat 303 is connected to the upper end of the lower connecting seat 307; the lifting cylinder 308 is installed at the lower end of the lower connecting seat 307; the sliding column 302 is integrally installed on the upper riveting workbench 413 of the hydraulic riveting device 4 In the space between the connecting seat 303 and the lower connecting seat 307, the lower end of the sliding column 302 is connected to the telescopic rod of the lifting cylinder 308, the upper end of the sliding column 302 is installed in the inner hole of the upper connecting seat 303 through the second oil-free bushing 309, and the boss at the lower end of the sliding column 302 is stuck on the internal protrusion 301 of the lower connecting seat 307; the front end of the locking cylinder 310 is installed on the side of the lower connecting seat 307 through the cylinder mounting pad 304; the telescopic rod of the locking cylinder 310 is connected to the wedge block 306 through the connecting column 305, and the wedge block 306 is installed in the space between the upper connecting seat 303 and the lower connecting seat 307. The first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11 are mainly used to support and lock the workpiece 8 to be riveted: the lifting cylinder 308 can drive the sliding column 302 to move up and down, thereby lifting the workpiece 8; at the same time, the locking cylinder 310 can drive the wedge block 306 to move forward to the specified position, and the wedge block 306 can be clamped on the boss at the lower end of the sliding column 302, thereby locking the workpiece 8.

[0046] The hydraulic riveting device 4 is fixed on the machine tool frame 1 .

[0047] like Figure 7As shown, the hydraulic riveting device 4 mainly includes: a C-type base 401, a hydraulic punch riveting machine side plate 402, a hydraulic punch riveting machine fixing seat 403, a hydraulic punch riveting machine 404, a sensor mounting seat 405, a position detection sensor 406, an aluminum profile 407, an L-shaped base 408, a connecting seat 409, a cylinder base 410, a riveting cylinder 411, a pressing plate 412, a riveting workbench 413, a C-type base mounting seat 414 and a vertical plate 415; the C-type base mounting seat 414 is installed at the bottom of the machine tool frame 1, the C-type base 401 is installed on the C-type base mounting seat 414, the vertical plate 415 is installed in the middle of the C-type base mounting seat 414, and the riveting workbench 413 is installed on the C-type base 401 and supported by the vertical plate 415; the hydraulic punch riveting machine fixing seat 403 is fixed to the front side of the upper end of the C-type base 401, and the hydraulic punch riveting machine side plate 402 is fixed to the hydraulic punch riveting machine On the fixed seat 403; the hydraulic punch riveting machine 404, the sensor mounting seat 405, the position detection sensor 406, the aluminum profile 407, the L-shaped base 408, the connecting seat 409, the cylinder base 410, the riveting cylinder 411 and the pressure plate 412 are all two sets, and one of the sets is used as an example for explanation: the hydraulic punch riveting machine 404 is fixed on the side plate 402 of the hydraulic punch riveting machine, the sensor mounting seat 405 is fixed on the hydraulic punch riveting machine 404, the position detection sensor 406 is fixed on the sensor mounting seat 405, the connecting seat 409 is fixed on the side plate 402 of the hydraulic punch riveting machine, the lower end of the aluminum profile 407 is connected to one side of the L-shaped base 408, and the other side of the L-shaped base 408 is fixed on the connecting seat 409; the cylinder base 410 is fixed on the connecting seat 409, and the riveting cylinder 411 is fixed on the cylinder base 410; and the pressure plate 412 is installed on the riveting cylinder 411. The hydraulic riveting device 4 is mainly used to rivet the pins of the seat side panels and ensure the size requirements. First, the workpiece 8 is lifted by the first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11, and then the riveting operation of the pins can be realized through the combined action of the hydraulic punch riveting machine 404, the riveting cylinder 411 and the pressure plate 412, wherein the position detection sensor 406 is used to detect the position of the workpiece 8.

[0048] The first pallet limiting device 5 and the second pallet limiting device 6 are both installed on the pallet moving and fixing mechanism 10, and the first pallet limiting device 5 and the second pallet limiting device 6 are symmetrically installed on the pallet moving and fixing mechanism 10. The number of the first pallet limiting device 5 and the second pallet limiting device 6 is the same, and their number can be set according to actual needs. The first pallet limiting device 5 and the second pallet limiting device 6 have the same structural composition. The detailed structural composition of the second pallet limiting device 6 is introduced below by taking the second pallet limiting device 6 as an example.

[0049] like Figure 8As shown, the second pallet limiting device 6 mainly includes: a third pallet positioning pin connection block 601, a pallet limiting mounting base 602 and a third pallet positioning pin 603; the third pallet positioning pin connection block 601 is fixed to the edge of the pallet moving and fixing mechanism 10; the pallet limiting mounting base 602 is fixed inside the third pallet positioning pin connection block 601, and the third pallet positioning pin 603 is installed at the lower end of the pallet limiting mounting base 602. The edge of the pallet 9 can be limited by the third pallet positioning pin 603.

[0050] The utility model is a kind of automobile side panel pin riveting workbench, and its working process is as follows:

[0051] After the pallet 9 is moved to the specified position of the riveting workbench by the pallet moving and fixing mechanism 10, the pallet positioning and lifting device 2 is started to lift the bottom of the pallet 9, and then the first workpiece lifting and locking device 3 and the second workpiece lifting and locking device 11 are started to lift and lock the workpiece 8 in the pallet 9, and finally the hydraulic riveting device 4 is started, and the pressure plate 412 is driven by the riveting cylinder 411 to press the workpiece. Two sets of hydraulic punching and riveting machines 404 can be used to perform riveting operations at the same time. After the riveting operation is completed, the hydraulic punching and riveting machine 404 and the riveting cylinder 411 return to their original positions, and other components are also reset, and the pallet moving and fixing mechanism 10 moves the pallet 9 and the workpiece 8 to the next station for the next process.

[0052] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the protection content of the present invention.

[0053] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein, but these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A car side panel pin riveting workbench, characterized in that: include: Machine tool frame; A work table mounted on the machine tool frame; A pallet positioning and lifting device mounted on a workbench; A hydraulic riveting device fixed on the machine tool frame; A first workpiece lifting and locking device, the upper end of which is mounted on the workbench and the lower end of which is mounted on the hydraulic riveting device; A pallet moving and fixing mechanism installed on the workbench; A first pallet limiting device and a second pallet limiting device are symmetrically mounted on the pallet moving and fixing mechanism.

2. The automobile side panel pin riveting workbench according to claim 1, characterized in that: Also included are adjustable feet mounted on the lower end of the machine frame.

3. The automobile side panel pin riveting workbench according to claim 1, characterized in that: The pallet positioning and lifting device includes: a pallet positioning and lifting device fixing seat fixed on the workbench, a guide support column, a first pallet positioning pin, a positioning and lifting cylinder, a second pallet positioning pin and a first oil-free bushing; the upper end of the guide support column is installed in the inner hole of the pallet positioning and lifting device fixing seat through the first oil-free bushing, the upper end of the guide support column is installed with the second pallet positioning pin, and the lower end of the guide support column is installed and connected with the telescopic rod of the positioning and lifting cylinder through the first pallet positioning pin; the positioning and lifting cylinder is fixed at the lower end of the pallet positioning and lifting device fixing seat; the pallet positioning and lifting device is mainly used for lifting and positioning the pallet.

4. The automobile side panel pin riveting workbench according to claim 1, characterized in that: The hydraulic riveting device comprises: a C-type base mounting seat mounted on the bottom of the machine tool frame, a C-type base mounted on the C-type base mounting seat, a hydraulic punch riveting machine fixing seat fixed on the upper end of the C-type base, a hydraulic punch riveting machine side plate fixed on the hydraulic punch riveting machine fixing seat, a hydraulic punch riveting machine fixed on the hydraulic punch riveting machine side plate, a sensor mounting seat fixed on the hydraulic punch riveting machine, a position detection sensor fixed on the sensor mounting seat, a connecting seat fixed on the side plate of the hydraulic punch riveting machine, an L-shaped base fixed on the connecting seat, an aluminum profile connected to the L-shaped base, a cylinder base fixed on the connecting seat, a riveting cylinder fixed on the cylinder base, a pressing plate installed at the lower end of the riveting cylinder, a vertical plate installed in the middle of the C-type base mounting seat and a riveting workbench installed on the C-type base and supported by the vertical plate.

5. The automobile side panel pin riveting workbench according to claim 4, characterized in that: The first workpiece lifting and locking device comprises: an internal protrusion of a lower connecting seat, a sliding column, an upper connecting seat, a cylinder mounting pad, a connecting column, a wedge block, a lower connecting seat, a lifting cylinder, a second oil-free bushing and a locking cylinder; the upper surface of the upper connecting seat is fixed on a workbench, the lower end of the lower connecting seat is fixed on a riveting workbench of a hydraulic riveting device, the lower end of the upper connecting seat is connected to the upper end of the lower connecting seat; the lifting cylinder is installed at the lower end of the lower connecting seat; the sliding column is installed as a whole in the space between the upper connecting seat and the lower connecting seat, the lower end of the sliding column is connected to the telescopic rod of the lifting cylinder, the upper end of the sliding column is installed in the inner hole of the upper connecting seat through the second oil-free bushing, and the boss carried by the lower end of the sliding column is stuck on the internal protrusion of the lower connecting seat of the lower connecting seat; the front end of the locking cylinder is installed on the side of the lower connecting seat through the cylinder mounting pad; the telescopic rod of the locking cylinder is connected to the wedge block through the connecting column, and the wedge block is installed in the space between the upper connecting seat and the lower connecting seat.

6. The automobile side panel pin riveting workbench according to claim 1, characterized in that: The first pallet limiting device and the second pallet limiting device have the same structural composition.

7. The automobile side panel pin riveting workbench according to claim 1 or 6, characterized in that: The second pallet limiting device includes: a third pallet positioning pin connecting block fixed to the edge of the pallet moving and fixing mechanism, a pallet limiting mounting base fixed to the inner side of the third pallet positioning pin connecting block, and a third pallet positioning pin installed at the lower end of the pallet limiting mounting base.

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