Automobile rear wheel cover binding device

Abstract

The utility model discloses an automobile rear wheel cover binding device which comprises a shell, a sliding plate is embedded in the center of the right wall face of the shell in a sliding connection mode, a driving motor is fixedly installed on the upper top face of the right side of the sliding plate, a lead screw is fixedly installed on the left wall face of the driving motor, and the lead screw is in sliding connection with the shell. According to the automobile rear wheel cover binding device, the first half gear is conveniently driven to rotate through rotation of the transmission motor, when the first half gear is meshed with the driving gear, the second half gear is not meshed with the driving gear, and therefore the rotating shaft is driven to rotate forwards, and when the first half gear is not meshed with the driving gear, the rotating shaft is driven to rotate backwards. The sliding rod drives the fixing block to do reciprocating motion, so that the rolling wheel can roll the edge of the body in a reciprocating mode, the stepping motor is started to rotate, the rotating disc is driven to rotate, different kinds of rolling wheels are replaced according to different kinds of bodies, daily operation of a user is facilitated, the labor burden of the user is relieved, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hemming devices, in particular to an hemming device for a rear wheel cover of an automobile. Background Art

[0002] With the rapid iteration of automobiles, more and more automobile rear wheel covers are using hemming technology. Robot hemming technology is a key technology in the assembly process of the body-in-white. As a new type of hemming method, it uses a general robot to control the hemming tool installed at the end of the arm to roll the edge of the panel, so that the outer panel is folded along the edge of the inner panel to realize the assembly of the two. It is mainly used in the top cover sunroof, engine hood, luggage compartment cover, car door, fender and wheel cover. However, the existing automobile rear wheel cover hemming device still has certain defects, such as:

[0003] "A semi-automatic hemming device" with application number CN202120974532.0, the hemming mechanism includes a main body bracket that supports the main body; a hemming unit installed in the middle of the main body bracket and clamps the rear wheel cover main body in the Y direction and performs hemming; a second guide unit installed on the inner side of the main body bracket in the Y direction and acts on the lower end surface of the contoured hemming mold. This semi-automatic hemming device still requires manual operation when the equipment is working, and cannot automatically hem the main body, cannot adjust the height of the equipment, and cannot locate the position of the main body, which increases the labor burden of the user, cannot meet the daily needs of the user, and reduces the working efficiency of the equipment. Utility Model Content

[0004] The purpose of the utility model is to provide a device for rolling the hem of a rear wheel cover of an automobile, so as to solve the problems proposed in the above-mentioned background technology that manual operation is still required when the equipment is working, the main body cannot be automatically rolled, the height of the equipment cannot be adjusted, the position of the main body cannot be positioned, the labor burden of the user is increased, the daily needs of the user cannot be met, and the working efficiency of the equipment is reduced.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rear wheel cover hemming device for an automobile, comprising a shell, a slide plate is inlaid and slidably connected at the center of the right wall of the shell, a driving motor is fixedly installed on the upper top surface of the right side of the slide plate, a screw rod is fixedly installed on the left wall of the driving motor, the screw rod is slidably connected to the shell, a cylinder is fixedly installed on the right front wall of the shell, and the rear end of the cylinder is connected to the screw rod by a bearing, a connecting block is threadedly connected to the middle section of the screw rod, the connecting block is slidably connected to the shell, a frame is fixedly installed on the upper top surface of the connecting block, a fixing plate is fixedly installed on the front wall of the frame, a transmission motor is fixedly installed on the upper top surface of the fixing plate, a transmission shaft is fixedly installed on the left wall of the transmission motor, a first half gear is fixedly installed on the left end of the transmission shaft, a driving gear is meshed at the lower end of the first half gear, and a rotating shaft is fixedly installed through the left end of the driving gear.

[0006] As an optimal technical solution of the utility model, the rotating shaft and the frame are connected by bearings, a sliding groove is provided at the upper end of the rear wall of the frame, a sliding rod is slidably connected inside the sliding groove, a connecting rod is connected to the rear wall bearing of the sliding rod, the connecting rod and the rotating shaft are fixedly installed, and a connecting block is fixedly installed on the front wall of the sliding rod.

[0007] As a preferred technical solution of the utility model, a stepper motor is embedded and fixedly installed inside the connecting block, a turntable is fixedly installed on the left end of the stepper motor, and a plurality of rollers are evenly and fixedly installed on the front wall of the turntable.

[0008] As the preferred technical solution of the utility model, a second half gear is meshed below the driving gear, and a rotating rod is fixedly installed through the second half gear fan, the rotating rod is connected to the frame by a bearing, and a pulley is fixedly installed at the front end of the rotating rod and the transmission shaft respectively, and the two pulleys are connected by transmission.

[0009] As a preferred technical solution of the utility model, a hydraulic cylinder is fixedly installed on the left side of the lower bottom surface of the front end of the shell, a spring rod is fixedly installed on the center of the left wall surface of the hydraulic cylinder, the other end of the spring rod is fixedly installed on the front end of the left lower bottom surface of the shell, a slider is hinged on the lower bottom surface of the hydraulic cylinder, a base is provided below the shell, and the slider is slidably connected to the base.

[0010] As a preferred technical solution of the utility model, a fixing rod is fixedly installed at the inner front end of the base, and the fixing rod passes through and is slidably connected to the left wall of the slider, and the hydraulic cylinder, the spring rod and the slider are symmetrically arranged about the longitudinal center of the base, and the two hydraulic cylinders, the two spring rods, the two sliders and the fixing rod are symmetrically arranged about the transverse center of the shell.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The automobile rear wheel cover hemming device is convenient to rotate through the transmission motor to drive the first half gear to rotate. When the first half gear is meshed with the driving gear, the second half gear is not meshed with the driving gear, thereby driving the rotating shaft to rotate forward. When the second half gear is meshed with the driving gear, the first half gear is not meshed with the driving gear, thereby driving the rotating shaft to rotate reversely, so that the connecting rod can drive the sliding rod to reciprocate in the sliding groove, so that the sliding rod drives the fixed block to reciprocate, so that the roller can reciprocate the hemming of the body. By starting the stepping motor to rotate, the turntable is driven to rotate, so that different types of rollers can be replaced according to different types of bodies, which is convenient for users' daily operations, reduces the labor burden of users, and improves the working efficiency of the equipment.

[0013] 2. The automobile rear wheel cover rolling device can easily drive the slider to move inward by starting two hydraulic cylinders at the same time, so as to drive the shell to move up and down. The spring rod can play a buffering and shock-absorbing role for the equipment. By starting the drive motor to rotate and drive the screw rod to rotate, the roller can position the body. At this time, by starting the cylinder, the frame can be driven to move forward or backward as a whole to roll the body, which meets the daily needs of users and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the main cross-sectional structure of the framework of the utility model;

[0017] Figure 4 This is a schematic diagram of the left side cross-sectional structure of the frame of the utility model;

[0018] Figure 5 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1, housing; 2, slide plate; 3, driving motor; 4, lead screw; 5, connecting block; 6, frame; 7, fixing plate; 8, transmission motor; 9, transmission shaft; 10, first half gear; 11, driving gear; 12, rotating shaft; 13, second half gear; 14, rotating rod; 15, pulley; 16, base; 17, connecting rod; 18, sliding rod; 19, fixing block; 20, stepping motor; 21, turntable; 22, slide; 23, hydraulic cylinder; 24, spring rod; 25, slider; 26, fixing rod; 27, cylinder. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The technical scheme of the utility model is as follows: a device for rolling hemming a rear wheel cover of an automobile comprises a shell 1, a slide plate 2 is inlaid and slidably connected at the center of the right wall of the shell 1, a driving motor 3 is fixedly installed on the upper top surface of the right side of the slide plate 2, a screw rod 4 is fixedly installed on the left wall surface of the driving motor 3, the screw rod 4 is slidably connected to the shell 1, a cylinder 27 is fixedly installed on the front wall surface of the right side of the shell 1, and the rear end of the cylinder 27 is connected to the screw rod 4 by a bearing, a connecting block 5 is threadedly connected to the middle section of the screw rod 4, the connecting block 5 is slidably connected to the shell 1, a frame 6 is fixedly installed on the upper top surface of the connecting block 5, a fixing plate 7 is fixedly installed on the front wall surface of the frame 6, a transmission motor 8 is fixedly installed on the upper top surface of the fixing plate 7, a transmission shaft 9 is fixedly installed on the left wall surface of the transmission motor 8, a first half gear 10 is fixedly installed on the left end of the transmission shaft 9, a driving gear 11 is meshed at the lower end of the first half gear 10, and a rotating shaft 12 is fixedly installed through the left end of the driving gear 11.

[0022] The rotating shaft 12 is connected to the frame 6 by a bearing. A slide groove 22 is provided at the upper end of the rear wall of the frame 6. A slide rod 18 is slidably connected inside the slide groove 22. A connecting rod 17 is connected to the rear wall bearing of the slide rod 18. The connecting rod 17 and the rotating shaft 12 are fixedly installed. A fixing block 19 is fixedly installed on the front wall of the slide rod 18.

[0023] A stepper motor 20 is embedded and fixedly installed inside the fixed block 19 , a turntable 21 is fixedly installed at the left end of the stepper motor 20 , and a plurality of rollers are evenly and fixedly installed on the front wall surface of the turntable 21 .

[0024] A second half gear 13 is meshed below the driving gear 11, and a rotating rod 14 is fixedly installed through the second half gear 13. The rotating rod 14 is connected to the frame 6 by a bearing. A pulley 15 is fixedly installed at the front end of the rotating rod 14 and the transmission shaft 9, and the two pulleys 15 are transmission connected.

[0025] A hydraulic cylinder 23 is fixedly installed on the left side of the lower bottom surface of the front end of the shell 1, and a spring rod 24 is fixedly installed at the center of the left wall surface of the hydraulic cylinder 23. The other end of the spring rod 24 is fixedly installed at the front end of the lower bottom surface of the left side of the shell 1. A slider 25 is hinged on the lower bottom surface of the hydraulic cylinder 23. A base 16 is provided below the shell 1, and the slider 25 is slidably connected to the base 16.

[0026] A fixing rod 26 is fixedly installed at the inner front end of the base 16, and the fixing rod 26 penetrates and is slidably connected to the left wall surface of the slider 25, and the hydraulic cylinder 23, the spring rod 24 and the slider 25 are symmetrically arranged about the longitudinal center of the base 16, and the two hydraulic cylinders 23, the two spring rods 24, the two sliders 25 and the fixing rod 26 are symmetrically arranged about the transverse center of the shell 1.

[0027] Working principle: Before the equipment works, the user starts the two hydraulic cylinders 23 at the same time to drive the slider 25 to move inward, so as to drive the housing 1 to move up and down. The spring rod 24 can buffer and reduce shock for the equipment and adjust the height of the equipment. By starting the drive motor 3 to rotate and drive the screw 4 to rotate, the roller can position the body. At this time, by starting the cylinder 27, the frame 6 can be driven to move forward as a whole. Then, the transmission motor 8 rotates to drive the first half gear 10 to rotate. When the first half gear 10 is engaged with the driving gear 11, the second half gear The wheel 13 is not meshed with the driving gear 11, thereby driving the rotating shaft 12 to rotate forwardly. When the second half gear 13 is meshed with the driving gear 11, the first half gear 10 is not meshed with the driving gear 11, thereby driving the rotating shaft 12 to rotate reversely, so that the connecting rod 17 can drive the sliding rod 18 to reciprocate in the sliding groove 22, so that the sliding rod 18 drives the fixing block 19 to reciprocate, so that the roller can reciprocate and roll the body. By starting the stepping motor 20 to rotate, the turntable 21 is driven to rotate, so that different types of rollers can be replaced according to different types of bodies, and then the body can be rolled.

[0028] Working principle: Before the equipment works, the user starts the two hydraulic cylinders 23 at the same time to drive the slider 25 to move inward, so as to drive the housing 1 to move up and down. The spring rod 24 can buffer and reduce shock for the equipment and adjust the height of the equipment. By starting the drive motor 3 to rotate and drive the screw 4 to rotate, the roller can position the body. At this time, by starting the cylinder 27, the frame 6 can be driven to move forward as a whole. Then, the transmission motor 8 rotates to drive the first half gear 10 to rotate. When the first half gear 10 is engaged with the driving gear 11, the second half gear The wheel 13 is not meshed with the driving gear 11, thereby driving the rotating shaft 12 to rotate forwardly. When the second half gear 13 is meshed with the driving gear 11, the first half gear 10 is not meshed with the driving gear 11, thereby driving the rotating shaft 12 to rotate reversely, so that the connecting rod 17 can drive the sliding rod 18 to reciprocate in the sliding groove 22, so that the sliding rod 18 drives the fixing block 19 to reciprocate, so that the roller can reciprocate and roll the body. By starting the stepping motor 20 to rotate, the turntable 21 is driven to rotate, so that different types of rollers can be replaced according to different types of bodies, and then the body can be rolled.

[0029] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vehicle rear wheel cover hemming device, comprising a housing (1), characterized in that: A slide plate (2) is embedded in the center of the right wall of the shell (1) and is slidably connected thereto; a drive motor (3) is fixedly mounted on the right upper top surface of the slide plate (2); a screw rod (4) is fixedly mounted on the left wall of the drive motor (3); the screw rod (4) is slidably connected to the shell (1); a cylinder (27) is fixedly mounted on the right front wall of the shell (1); the rear end of the cylinder (27) is connected to the screw rod (4) by a bearing; a connecting block (5) is threadedly connected to the middle section of the screw rod (4); the connecting block (5) is connected to the shell (1) A sliding connection is provided, wherein a frame (6) is fixedly mounted on the upper top surface of the connection block (5), a fixing plate (7) is fixedly mounted on the front wall surface of the frame (6), a transmission motor (8) is fixedly mounted on the upper top surface of the fixing plate (7), a transmission shaft (9) is fixedly mounted on the left wall surface of the transmission motor (8), a first half gear (10) is fixedly mounted on the left end of the transmission shaft (9), a driving gear (11) is meshed with the lower end of the first half gear (10), and a rotating shaft (12) is fixedly mounted through the left end of the driving gear (11).

2. The automobile rear wheel cover hemming device according to claim 1, characterized in that: The rotating shaft (12) and the frame (6) are connected by a bearing. A slide groove (22) is provided at the upper end of the rear wall surface of the frame (6). A slide rod (18) is slidably connected inside the slide groove (22). A connecting rod (17) is connected by a bearing on the rear wall surface of the slide rod (18). The connecting rod (17) and the rotating shaft (12) are fixedly mounted. A fixing block (19) is fixedly mounted on the front wall surface of the slide rod (18).

3. The automobile rear wheel cover hemming device according to claim 2, characterized in that: A stepper motor (20) is embedded and fixedly mounted inside the fixed block (19), a turntable (21) is fixedly mounted on the left end of the stepper motor (20), and a plurality of rollers are evenly and fixedly mounted on the front wall surface of the turntable (21).

4. The automobile rear wheel cover hemming device according to claim 3, characterized in that: A second half gear (13) is meshed below the driving gear (11), and a rotating rod (14) is fixedly installed through the second half gear (13), the rotating rod (14) is connected to the frame (6) by a bearing, and a pulley (15) is fixedly installed at the front end of the rotating rod (14) and the transmission shaft (9), and the two pulleys (15) are in transmission connection.

5. The automobile rear wheel cover hemming device according to claim 4, characterized in that: A hydraulic cylinder (23) is fixedly mounted on the left side of the lower bottom surface at the front end of the housing (1); a spring rod (24) is fixedly mounted on the center of the left wall surface of the hydraulic cylinder (23); the other end of the spring rod (24) is fixedly mounted on the front end of the lower bottom surface of the left side of the housing (1); a slider (25) is hingedly connected to the lower bottom surface of the hydraulic cylinder (23); a base (16) is provided below the housing (1), and the slider (25) is slidably connected to the base (16).

6. The automobile rear wheel cover hemming device according to claim 5, characterized in that: A fixing rod (26) is fixedly mounted on the inner front end of the base (16), and the fixing rod (26) penetrates and is slidably connected to the left wall surface of the slider (25), and the hydraulic cylinder (23), the spring rod (24) and the slider (25) are symmetrically arranged about the longitudinal center of the base (16), and the two hydraulic cylinders (23), the two spring rods (24), the two sliders (25) and the fixing rod (26) are symmetrically arranged about the transverse center of the housing (1).

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