Reciprocating lever conveying system

Abstract

The utility model provides a reciprocating lever conveying system, and particularly relates to the technical field of automobile welding conveying, the reciprocating lever conveying system comprises a conveying system, the conveying system comprises a first base, a first transmission mechanism, a second transmission mechanism and a third transmission mechanism, the reciprocating lever conveying system and a frame are placed on a sliding rod, then a first motor is started to drive a swing arm to rotate, and the swing arm is driven to rotate. The pushing frames are rotationally connected with the fixing base, one end of each pushing frame can push up a sliding rail on a connecting base, a fourth connecting rod pulls a pushing frame on a third transmission mechanism, and the fourth connecting rod is matched with an electric sliding table to synchronously drive a bracket to rise through a sliding block, so that the frame is lifted up, and after lifting is completed, the pushing frames on the first transmission mechanism and the second transmission mechanism are pushed up. The second motor rotates forwards to drive the rotating shaft to rotate so as to drive the gear to rotate, the gear is in meshed connection with the rack so as to drive the sliding rod to slide, feeding, reverse rotation of the first motor, falling and resetting of the sliding rail and the bracket, reverse rotation of the second motor and resetting of the sliding rod are completed, and therefore the reciprocating conveying effect is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile welding and conveying, in particular to a reciprocating rod conveying system. Background Technique

[0002] The body welding and conveying line is an important part of the welding production line; it is a device for realizing the transfer of workpieces between workstations; it is a very important production link in the automobile manufacturing process; with the rapid development of the modern automobile industry, the requirements for mechanical automation in the manufacturing process are getting higher and higher; in order to improve productivity; reduce the labor intensity of workers, improve the quality and output of automobiles, advanced mechanical automation production equipment should be adopted as much as possible and continuously developed; the conveying device improves productivity, improves working conditions, and ensures the quality and output of automobiles as products, while the existing conveying system has low repeated positioning accuracy and high labor costs. Content of the Utility Model

[0003] The purpose of the utility model is to provide a reciprocating rod conveying system to solve the problems of low repeated positioning accuracy and high labor costs of the existing conveying system mentioned in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: a reciprocating rod conveying system, including a conveying system, the conveying system includes a first base, a first transmission mechanism, a second transmission mechanism and a third transmission mechanism, a first motor is fixedly connected to the top of the first base, one end of the output shaft of the first motor is fixedly connected to a swing arm, one end of the swing arm is hinged to a first connecting rod, one end of the first connecting rod is fixedly connected to a second connecting rod, the first transmission mechanism, the second transmission mechanism and the third transmission mechanism all include a fixed seat, a push frame and a connecting seat, a push frame is hinged to the inside of the fixed seat, one end of the push frame is hinged to a connecting seat, a slide rail is fixedly connected to the top of the connecting seat, one end of the second connecting rod is fixedly connected to a connecting frame, one end of the connecting frame is fixedly connected to a third connecting rod, one end of the third connecting rod is fixedly connected to a fourth connecting rod, a bracket is connected to the top of the connecting seat of the third transmission mechanism, a conveying mechanism is arranged inside the bracket, and a lifting mechanism is arranged outside the bracket.

[0005] Preferably, the connection part of the first connecting rod and the second connecting rod is hinged to the push frame.

[0006] Preferably, the connection part of the third connecting rod and the fourth connecting rod is hinged to the push frame.

[0007] Preferably, the connecting seats on the first transmission mechanism and the second transmission mechanism are both fixedly connected to the slide rail.

[0008] Preferably, the conveying mechanism includes a rotating shaft, a gear, a rack, a sliding rod, a limiting wheel, a coupling, a second motor and a second base. The inner side of the bracket is rotatably connected to the rotating shaft through a bearing. A gear is fixedly connected to the outer side of the rotating shaft. A rack is meshed and connected to the outer side of the gear. The rack is fixedly connected to one side of the sliding rod. A limiting wheel is arranged on the outer side of the sliding rod. One end of the rotating shaft is connected to a coupling. One end of the coupling is connected to a second motor. The bottom of the second motor is fixedly connected to the second base.

[0009] Preferably, the limiting wheel is fixedly connected above the bracket.

[0010] Preferably, the lifting mechanism includes an electric slide table and a slider. The electric slide table is arranged on the outer side of the bracket. The slider is arranged on the outer side of the electric slide table. The slider is fixedly connected to the bracket.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: When the reciprocating rod conveying system is in use, the vehicle frame is placed on the sliding rod, and then the first motor is started to drive the swing arm to rotate, thereby pulling the push frames on the first transmission mechanism and the second transmission mechanism. The push frame is rotatably connected to the fixed seat, and one end of the push frame will push up the slide rail on the connecting seat. Moreover, the fourth connecting rod pulls the push frame on the third transmission mechanism, and cooperates with the electric slide table to synchronously drive the bracket to rise through the slider, thereby lifting the vehicle frame. After the lifting is completed, the second motor rotates forward to drive the rotating shaft to rotate, thereby driving the gear to rotate. The gear is meshed and connected with the rack, thereby driving the sliding rod to slide to complete the feeding. Then the first motor rotates reversely, the slide rail and the bracket fall and reset, and the second motor rotates reversely, and the sliding rod resets, thereby completing the effect of reciprocating conveying. The motor, gear and rack are arranged, and the repetition accuracy is high, and manual operation for conveying is not required. Description of the Drawings

[0012] Figure 1 is a schematic diagram of the external structure of the present utility model;

[0013] Figure 2 is a schematic diagram of the structure of the first transmission mechanism of the present utility model;

[0014] Figure 3 is a schematic diagram of the cooperating structure of the push frame and the connecting seat of the present utility model;

[0015] Figure 4 is a schematic diagram of the cooperating structure of the connecting frame and the third connecting rod of the present utility model;

[0016] Figure 5 is a schematic diagram of the cooperating structure of the rotating shaft and the coupling of the present utility model;

[0017] Figure 6 is a schematic diagram of the structure of the third transmission mechanism of the present utility model;

[0018] Figure 7 This is a schematic diagram of the inter - matching structure of the gear and the rack of the present utility model.

[0019] In the figure: 1. First base; 2. First motor; 3. Swing arm; 4. First connecting rod; 5. Second connecting rod; 6. First transmission mechanism; 601. Fixed seat; 602. Pushing frame; 603. Connecting seat; 7. Connecting frame; 8. Third connecting rod; 9. Fourth connecting rod; 10. Second transmission mechanism; 11. Third transmission mechanism; 12. Bracket; 13. Rotating shaft; 14. Gear; 15. Rack; 16. Slide bar; 17. Limiting wheel; 18. Coupling; 19. Second motor; 20. Second base; 21. Electric slide table; 22. Slide block; 23. Slide rail. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those who are familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in this application. Therefore, they do not have technical essential significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects that this application can produce and the purposes that can be achieved, should still fall within the scope that the technical content disclosed in this application can cover.

[0022] Embodiment

[0023] Please refer to Figure 1-7, the utility model relates to a reciprocating rod conveying system: including a conveying system, the conveying system includes a first base 1, a first transmission mechanism 6, a second transmission mechanism 10 and a third transmission mechanism 11. A first motor 2 is fixedly connected to the top of the first base 1. One end of the output shaft of the first motor 2 is fixedly connected with a swing arm 3. One end of the swing arm 3 is hinged with a first connecting rod 4. One end of the first connecting rod 4 is fixedly connected with a second connecting rod 5. The first transmission mechanism 6, the second transmission mechanism 10 and the third transmission mechanism 11 all include a fixed seat 601, a push frame 602 and a connecting seat 603. The push frame 602 is hinged inside the fixed seat 601. One end of the push frame 602 is hinged with the connecting seat 603. A slide rail 23 is fixedly connected to the top of the connecting seat 603. One end of the second connecting rod 5 is fixedly connected with a connecting frame 7. One end of the connecting frame 7 is fixedly connected with a third connecting rod 8. One end of the third connecting rod 8 is fixedly connected with a fourth connecting rod 9. The connecting seat 603 on the top of the third transmission mechanism 11 is connected with a bracket 12. A conveying mechanism is arranged inside the bracket 12. A lifting mechanism is arranged outside the bracket 12. When in use, the vehicle frame is placed on the slide rod 16, and then the first motor 2 is started to drive the swing arm 3 to rotate, thereby pulling the push frame 602 on the first transmission mechanism 6 and the second transmission mechanism 10. The push frame 602 is rotationally connected with the fixed seat 601, and one end of the push frame 602 will push up the slide rail 23 on the connecting seat 603. And the fourth connecting rod 9 pulls the push frame 602 on the third transmission mechanism 11, and cooperates with the electric slide table 21 to drive the bracket 12 to rise synchronously through the slider 22, so as to lift the vehicle frame.

[0024] For convenient transmission, the connection part of the first connecting rod 4 and the second connecting rod 5 is hinged with the push frame 602.

[0025] For convenient transmission, the connection part of the third connecting rod 8 and the fourth connecting rod 9 is hinged with the push frame 602.

[0026] For convenient transmission, the connecting seats 603 on the first transmission mechanism 6 and the second transmission mechanism 10 are both fixedly connected with the slide rail 23.

[0027] For convenient feeding, the conveying mechanism includes a rotating shaft 13, a gear 14, a rack 15, a sliding rod 16, a limiting wheel 17, a coupling 18, a second motor 19 and a second base 20. The inner side of the bracket 12 is rotatably connected to the rotating shaft 13 through a bearing. The outer side of the rotating shaft 13 is fixedly connected to the gear 14. The outer side of the gear 14 is meshed with the rack 15. The rack 15 is fixedly connected to one side of the sliding rod 16. The outer side of the sliding rod 16 is provided with the limiting wheel 17. One end of the rotating shaft 13 is connected to the coupling 18. One end of the coupling 18 is connected to the second motor 19. The bottom of the second motor 19 is fixedly connected to the second base 20. After the lifting is completed, the second motor 19 rotates forward to drive the rotating shaft 13 to rotate, thereby driving the gear 14 to rotate. The gear 14 is meshed with the rack 15, thereby driving the sliding rod 16 to slide to complete the feeding. Then the first motor 2 rotates reversely, and the slide rail 23 and the bracket 12 fall and reset. The second motor 19 rotates reversely, and the sliding rod 16 resets, thereby completing the effect of reciprocating conveying.

[0028] Further, the limiting wheel 17 is fixedly connected above the bracket 12.

[0029] Further, the lifting mechanism includes an electric slide table 21 and a slider 22. The electric slide table 21 is arranged on the outer side of the bracket 12. The slider 22 is arranged on the outer side of the electric slide table 21. The slider 22 is fixedly connected to the bracket 12.

[0030] Working principle: When in use, the vehicle frame is placed on the sliding rod 16, and then the first motor 2 is started to drive the swing arm 3 to rotate, thereby pulling the push frame 602 on the first transmission mechanism 6 and the second transmission mechanism 10. The push frame 602 is rotatably connected to the fixed seat 601. One end of the push frame 602 will push up the slide rail 23 on the connecting seat 603, and the fourth connecting rod 9 pulls the push frame 602 on the third transmission mechanism 11, and cooperates with the electric slide table 21 to synchronously drive the bracket 12 to rise through the slider 22, thereby lifting the vehicle frame. After the lifting is completed, the second motor 19 rotates forward to drive the rotating shaft 13 to rotate, thereby driving the gear 14 to rotate. The gear 14 is meshed with the rack 15, thereby driving the sliding rod 16 to slide to complete the feeding. Then the first motor 2 rotates reversely, and the slide rail 23 and the bracket 12 fall and reset. The second motor 19 rotates reversely, and the sliding rod 16 resets, thereby completing the effect of reciprocating conveying.

[0031] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reciprocating rod conveying system, comprising a conveying system, the conveying system including a first base (1), a first transmission mechanism (6), a second transmission mechanism (10), and a third transmission mechanism (11), characterized in that: A first motor (2) is fixedly connected to the top of the first base (1). One end of the output shaft of the first motor (2) is fixedly connected to a swing arm (3). One end of the swing arm (3) is hinged to a first connecting rod (4). One end of the first connecting rod (4) is fixedly connected to a second connecting rod (5). The first transmission mechanism (6), the second transmission mechanism (10) and the third transmission mechanism (11) all include a fixed seat (601), a push frame (602) and a connecting seat (603). The push frame (602) is hinged inside the fixed seat (601). One end of the push frame (602) is hinged to the connecting seat (603). A slide rail (23) is fixedly connected to the top of the connecting seat (603). One end of the second connecting rod (5) is fixedly connected to a connecting frame (7). One end of the connecting frame (7) is fixedly connected to a third connecting rod (8). One end of the third connecting rod (8) is fixedly connected to a fourth connecting rod (9). A bracket (12) is connected to the top of the connecting seat (603) of the third transmission mechanism (11). A conveying mechanism is arranged inside the bracket (12). A lifting mechanism is arranged outside the bracket (12).

2. The reciprocating rod conveying system according to claim 1, characterized in that: The connection between the first connecting rod (4) and the second connecting rod (5) is hinged to the push frame (602).

3. The reciprocating rod conveying system according to claim 1, wherein: The connection between the third connecting rod (8) and the fourth connecting rod (9) is hinged to the push frame (602).

4. A reciprocating rod conveying system according to claim 1, characterized in that: The connecting seats (603) on the first transmission mechanism (6) and the second transmission mechanism (10) are both fixedly connected to the slide rail (23).

5. A reciprocating rod conveying system according to claim 1, wherein: The conveying mechanism includes a rotating shaft (13), a gear (14), a rack (15), a slide rod (16), a limiting wheel (17), a coupling (18), a second motor (19) and a second base (20). The rotating shaft (13) is rotatably connected inside the bracket (12) through a bearing. The gear (14) is fixedly connected to the outside of the rotating shaft (13). The rack (15) is meshed and connected to the outside of the gear (14). The rack (15) is fixedly connected to one side of the slide rod (16). The limiting wheel (17) is arranged on the outside of the slide rod (16). One end of the rotating shaft (13) is connected to the coupling (18). One end of the coupling (18) is connected to the second motor (19). The second motor (19) is fixedly connected to the bottom of the second base (20).

6. The reciprocating rod conveying system according to claim 5, characterized in that: The limiting wheel (17) is fixedly connected above the bracket (12).

7. A reciprocating rod conveying system according to claim 1, wherein: The lifting mechanism includes an electric slide table (21) and a slider (22). The electric slide table (21) is arranged outside the bracket (12). The slider (22) is arranged outside the electric slide table (21). The slider (22) is fixedly connected to the bracket (12).

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