Hot riveting equipment

Abstract

The utility model provides a hot riveting device which is characterized by comprising a machine frame, the machine frame is provided with an operation table, and a transfer mechanism is arranged on the operation table; the initial detection mechanism is located at the inlet of the operation table; the two groups of cold and hot riveting mechanisms are sequentially mounted behind the initial detection mechanism; the driving mechanism is provided with a carrying disc used for carrying workpieces, and the driving mechanism is installed on the operation table so as to drive the workpieces to be close to or away from the cold and hot riveting mechanism. The operation table is further provided with a carrying disc jacking mechanism used for jacking the carrying disc upwards. By means of the cold and hot riveting mechanism, hot air hot riveting is conducted firstly, then the cold riveting process is conducted, the problem of riveting point flash is solved, one cold and hot riveting assembly is provided with a plurality of working heads, multi-point riveting can be conducted, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hot riveting equipment. BACKGROUND

[0002] The electronic assembly industry often uses surface assembly technology, also known as surface mounting technology, which needs to rivet and assemble multiple patches when used for patch manufacturing.

[0003] In related technologies, the riveting head of the hot riveting equipment applied to riveting is designed as a whole by a large plate to form a hot riveting mechanism. The position and spacing of the hot riveting head on the hot riveting mechanism are fixed, and the pipeline lines are also fixed. The whole large plate is difficult to install, and when the product to be riveted is replaced, the whole tooling needs to be replaced, which has low versatility and poor replacement flexibility.

[0004] In the process of automobile accessory machining, two accessories are often fixedly connected together through a hot riveting process. In the prior art, a hot riveting device is usually used for hot riveting welding. When the hot riveting device is used for hot riveting, the automobile parts need to be moved for single-point hot riveting one by one. The time for hot riveting one point is six seconds. There are usually multiple hot riveting points on one accessory. Taking an example of five hot riveting points on one accessory, the hot riveting time needs at least thirty seconds. Therefore, the production efficiency is low, and the practicality is extremely low. INVENTION CONTENTS

[0005] The utility model aims at the above problems existing in the prior art and provides a hot riveting equipment. The cold and hot riveting mechanism is used to first perform hot air hot riveting and then perform cold riveting process, so that the riveting flash problem is solved. One set of cold and hot riveting assembly has multiple working heads and can perform multi-point riveting, which has high practicality.

[0006] The utility model can be realized by the following technical scheme: a hot riveting equipment, characterized by comprising:

[0007] A rack is provided with an operation table, and a transfer mechanism is arranged on the operation table.

[0008] A preliminary inspection mechanism is arranged at the entrance of the operation table.

[0009] A cold and hot riveting mechanism is arranged behind the preliminary inspection mechanism and has two groups.

[0010] A driving mechanism is installed on the operation table and is used to drive the workpiece to approach or move away from the cold and hot riveting mechanism.

[0011] A load plate lifting mechanism is further arranged on the operation table and is used to lift the load plate upward.

[0012] Further, the preliminary inspection mechanism comprises a camera Z-axis module, a camera Y-axis module and a light source camera, the operation table is provided with a first support, the camera Y-axis module is installed on the first support, the camera Z-axis module is installed on the camera Y-axis module, and the light source camera is installed downward on the camera Y-axis module and faces the driving mechanism.

[0013] Further, the cold-hot riveting mechanism comprises a hot air assembly and a cold riveting assembly, and the operation table is provided with a second support and a third support for installing the two groups of cold-hot riveting assemblies.

[0014] Further, the hot air assembly comprises a heating cylinder, a guide shaft, a guide support and a heating module, the guide support is fixed on the second support, the heating cylinder is vertically fixed on the guide support and drives the guide support to move up and down, the guide support is stably moved up and down through the guide shaft, and the lower end of the guide shaft is connected with the heating module.

[0015] Further, the cold riveting assembly comprises a cold riveting cylinder and a cold riveting module, the cold riveting cylinder is vertically fixed on the second support on one side of the hot air assembly and penetrates through the second support, and the cold riveting module is installed on the output end of the cold riveting cylinder below the second support.

[0016] Further, the driving mechanism comprises two symmetrical moving guide rails, a moving servo motor, two adapter plates and a following cover plate, the moving servo motor is installed on the inner side of the moving guide rail and drives the adapter plate to move, the following cover plate is connected with a cover plate support below, the lower end of the cover plate support is provided with a following guide rail for moving, and the following cover plate can be placed on the adapter plate.

[0017] Further, the jacking mechanism comprises a transposition servo motor, a jacking support guide rail driven by the transposition servo motor, a jacking cylinder, a jacking plate moving on the jacking support guide rail and a guide wheel, the jacking support guide rail is installed in the moving guide rail, the jacking support is provided with a guide groove for the guide wheel to move obliquely upward, the jacking cylinder is installed below the jacking support guide rail and connected with the guide wheel through a connecting shaft, and the jacking plate is provided with jacking pieces on both sides for the guide wheel to abut against so as to jack up the jacking plate when the guide wheel moves obliquely upward.

[0018] Further, the working head positions of the cold-hot riveting mechanisms on the second support and the third support are different.

[0019] Compared with the prior art, the cold-hot riveting mechanism is used to firstly perform hot riveting and then cold riveting, so as to solve the rivet point flash problem, and one group of cold-hot riveting assemblies has multiple working heads and can perform multi-point riveting, thereby being high in practicability. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic diagram of a hot riveting device;

[0021] Figure 2 is a schematic diagram of a moving guide rail of a hot riveting device;

[0022] Figure 3 is a schematic diagram of a jacking mechanism;

[0023] Figure 4 is Figure 1 is an enlarged schematic diagram at A in FIG. 1 (i.e., a hot riveting head distribution diagram);

[0024] Figure 5 is Figure 1 is an enlarged schematic diagram at B in FIG. 1 (i.e., a hot riveting head distribution diagram);

[0025] In the figure, 1 is a rack; 11 is an operation table; 12 is a preliminary inspection mechanism; 121 is a first support; 122 is a camera Y-axis module; 123 is a camera Z-axis module; 124 is a light source camera; 3 is a moving guide rail; 31 is an adapter plate; 4 is a heating cylinder; 41 is a guide support; 42 is a guide shaft; 43 is a heating module; 5 is a cold riveting cylinder; 51 is a cold riveting module; 6 is a second support; 7 is a third support; 8 is a jacking support guide rail; 81 is a guide wheel; 82 is a transposition servo motor; 83 is a guide groove; 84 is a jacking plate; 85 is a jacking piece; 86 is a jacking cylinder; 87 is a connecting shaft; 9 is a follow-up cover plate; 91 is a cover plate support; and 92 is a follow-up guide rail. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present application and further describes the technical solution of the present application in combination with the accompanying drawings.

[0027] As Figures 1-5 indicated in the figure, a hot riveting device is characterized in that it comprises:

[0028] a rack 1, the rack 1 being provided with an operation table 11, the operation table 11 being provided with a transfer mechanism;

[0029] a preliminary inspection mechanism 12, the preliminary inspection mechanism 12 being located at the entrance of the operation table 11;

[0030] a cold and hot riveting mechanism, the cold and hot riveting mechanism having two groups and being installed in sequence behind the preliminary inspection mechanism 12;

[0031] a driving mechanism, the driving mechanism being installed on the operation table 11 and being provided with a loading disc for loading a workpiece, the driving mechanism driving the workpiece to approach or move away from the cold and hot riveting mechanism;

[0032] The operation table 11 is further provided with a loading disc jacking mechanism for jacking the loading disc upward.

[0033] Further, the preliminary inspection mechanism 12 comprises a camera Z-axis module 123, a camera Y-axis module 122 and a light source camera 124, a first support 121 is installed on the operation table 11, the camera Y-axis module 122 is installed on the first support 121, the camera Z-axis module 123 is installed on the camera Y-axis module 122, and the light source camera 124 is installed downward on the camera Y-axis module 122 and faces the driving mechanism. The light source camera 124 is used for material shortage detection, and the shooting position is adjusted through the camera Z-axis module 123 and the camera Y-axis module 122.

[0034] Further, the cold and hot riveting mechanism comprises a hot air assembly and a cold riveting assembly, and the second support 6 and the third support 7 are installed on the operation table 11 for installing the two groups of cold and hot riveting assemblies. Each point is riveted through hot riveting, and then riveting point flash is prevented through cold riveting, so that the shape of the riveting point is perfect, and the cold and hot riveting assembly has a plurality of working heads, which is practical and efficient.

[0035] Further, the hot air assembly comprises a heating cylinder 4, a guide shaft 42, a guide support 41 and a heating module 43, the guide support 41 is fixed on the second support 6, the heating cylinder 4 is vertically fixed on the guide support 41 and drives the guide support 41 to move up and down, the guide support 41 stably moves up and down through the guide shaft 42, and the lower end of the guide shaft 42 is connected with the heating module 43.

[0036] Further, the cold riveting assembly comprises a cold riveting cylinder 5 and a cold riveting module 51, the cold riveting cylinder 5 is vertically fixed on the second support 6 on one side of the hot air assembly and penetrates through the second support 6, and the cold riveting module 51 is installed on the output end of the cold riveting cylinder 5 below the second support 6. The cold riveting module 51 and the heating module 43 are both Leydan cold and hot riveting modules.

[0037] Further, the driving mechanism comprises a moving guide rail 3, a moving servo motor, two adapter plates 31 and a follow-up cover plate 9, the moving guide rail 3 has two and is symmetrically arranged, the moving servo motor is installed on the inner side of the moving guide rail 3 and drives the adapter plate 31 to move, the follow-up cover plate 9 is connected with a cover plate support 91 below, the lower end of the cover plate support 91 has a follow-up guide rail 92 for moving, and the follow-up cover plate 9 can be placed on the adapter plate 31.

[0038] Further, the jacking mechanism comprises a transposition servo motor 82, a jacking support guide rail 8 driven by the transposition servo motor 82, a jacking cylinder 86, a jacking plate 84 moving on the jacking support guide rail 8 and a guide wheel 81, the jacking support guide rail 8 is installed inside the moving guide rail 3, the jacking support guide rail 8 is provided with a guide groove 83 for the guide wheel 81 to move obliquely upward, the jacking cylinder 86 is installed below the jacking support guide rail 8 and connected with the guide wheel 81 through a connecting shaft 87, the jacking plate 84 is provided with jacking pieces 85 on both sides for the guide wheel 81 to abut against so as to jack up the jacking plate 84 when the guide wheel 81 moves obliquely upward. The driving mechanism moves the adapter plate 31 on the moving guide rail 3 and can drive the carrier plate (i.e. the following cover plate 9) to move, the jacking cylinder 86 is started to drive the guide wheel 81 to feed and jack up the jacking pieces 85 so as to move the jacking plate 84 upward to jack up the following cover plate 9, and at the same time, the jacking plate 84 is fed forward to another adapter plate 31, which is mainly used for the movement of the carrier plate between the second support 6 and the third support 7.

[0039] Further, the working head position distribution of the cold and hot riveting mechanisms on the second support 6 and the third support 7 is different. The working head installation positions of the cold riveting assembly and the hot riveting assembly on the second support 6 and the third support 7 are different and are set according to actual use.

[0040] The hot riveting equipment detects the material shortage of the workpiece through the preliminary inspection mechanism 12, slowly feeds the carrier plate to a riveting position through the driving mechanism, rivets through the first group of cold and hot riveting mechanisms, displaces the carrier plate to another adapter plate 31 corresponding to another group of cold and hot riveting mechanisms through the jacking mechanism to continue riveting at different positions, and finally sends out the hot riveting equipment. The equipment can rivet multiple positions of the same workpiece at a time and is efficient.

[0041] The technical scheme of the above utility model provides a solution significantly different from the prior art, and the parts not involved in the technical scheme of the application are the same as or can be realized by the prior art, which will not be described herein.

[0042] The technical scheme in the above embodiments has clearly and completely described the content of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

Claims

1. A hot riveting apparatus characterized by comprising: The utility model relates to a cold and hot riveting device for riveting workpieces, comprising: a rack provided with an operation table, the operation table being provided with a transfer mechanism; a preliminary inspection mechanism located at the entrance of the operation table; two sets of cold and hot riveting mechanisms installed in sequence behind the preliminary inspection mechanism; a driving mechanism provided with a loading disc for loading workpieces, the driving mechanism being installed on the operation table to drive the workpieces to approach or move away from the cold and hot riveting mechanisms; and a loading disc jacking mechanism provided on the operation table to jack up the loading disc.

2. A hot riveting apparatus according to claim 1, wherein: The preliminary inspection mechanism comprises a camera Z-axis module, a camera Y-axis module and a light source camera, a first support is installed on the operation table, the camera Y-axis module is installed on the first support, the camera Z-axis module is installed on the camera Y-axis module, the light source camera is installed downward on the camera Y-axis module, and the light source camera faces the driving mechanism.

3. A hot riveting apparatus according to claim 1, wherein: The cold and hot riveting mechanisms comprise a hot air assembly and a cold riveting assembly, a second support and a third support are installed on the operation table to install the two sets of cold and hot riveting assemblies respectively.

4. A hot riveting apparatus according to claim 3, wherein: The hot air assembly comprises a heating cylinder, a guide shaft, a guide support and a heating module, the guide support is fixed on the second support, the heating cylinder is vertically fixed on the guide support to drive the guide support to move up and down, the guide support stably moves up and down through the guide shaft, and the lower end of the guide shaft is connected with the heating module.

5. A hot riveting apparatus according to claim 4, wherein The cold riveting assembly comprises a cold riveting cylinder and a cold riveting module, the cold riveting cylinder is vertically fixed on the second support on one side of the hot air assembly and penetrates through the second support, and the cold riveting module is installed on the output end of the cold riveting cylinder below the second support.

6. A hot riveter according to claim 1 wherein, The driving mechanism comprises two moving guide rails, a moving servo motor, two adapter plates and a following cover plate, the two moving guide rails are symmetrically arranged, the moving servo motor is installed on the inner side of the moving guide rails to drive the adapter plates to move, the following cover plate is connected with a cover plate support below, the lower end of the cover plate support is provided with a following guide rail for the movement of the following cover plate, and the following cover plate can be placed on the adapter plates.

7. A hot riveting apparatus according to claim 6, wherein The jacking mechanism comprises a transposition servo motor, a jacking support guide rail driven by the transposition servo motor, a jacking cylinder, a jacking plate moving on the jacking support guide rail and a guide wheel, the jacking support guide rail is installed inside the moving guide rails, the jacking support is provided with a guide groove for the inclined upward movement of the guide wheel, the jacking cylinder is installed below the jacking support guide rail and connected with the guide wheel through a connecting shaft, and the jacking plate is provided with jacking pieces on both sides for the guide wheel to abut against to move the jacking plate upward when the guide wheel moves obliquely upward.

8. A hot riveter according to claim 3, wherein The working head positions of the cold and hot riveting mechanisms on the second support and the third support are different.

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