Anti-deviation positioning and marking device for new energy automobile bottom guard plate machining

Abstract

The utility model belongs to the technical field of automobile accessory machining equipment, and particularly relates to a new energy automobile bottom guard plate machining anti-deviation positioning and marking device which comprises a conveying table in transmission connection with a conveying belt and further comprises a marking assembly installed on the conveying table. The scribing assembly comprises two supporting frames symmetrically fixed to the conveying table and a ball screw rotationally connected between the two supporting frames, and the ball screw is in threaded connection with a sliding block. According to the marking device, the photoelectric sensor is installed on the lifting block, when the automobile bottom guard plate moves to the position below the marking assembly, the photoelectric sensor can sense signals, the positioning assembly clamps the automobile bottom guard plate in the middle, then the marking assembly works and carries out marking treatment on the bottom guard plate, the automation degree is high, the clamping effect is good, and the working efficiency is high. The problems that at the present stage, a device cannot conduct centering clamping on the bottom protection plate, and the automation degree is not high enough are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing equipment, in particular to an anti-deviation positioning and marking device for processing an underbody guard plate of a new energy automobile. Background Art

[0002] There will be an underbody guard plate at the bottom of the car engine. Its main function is to prevent the bottom of the engine from being damaged by bumps when the vehicle is driving on bumpy roads. The underbody guard plate needs to be marked during processing. For example, patent announcement number CN202121247629.8 discloses a straight-track anti-deviation positioning marking device for solving the processing of automobile underbody guard plates. This solution realizes the marking processing of the automobile underbody guard plate through horizontal marking components and vertical marking components, and a clamping component is provided to realize the clamping of the automobile underbody guard plate. However, this solution still has some shortcomings.

[0003] Firstly, the clamping assembly in this scheme cannot realize the centered clamping of the automobile underbody guard plate. Before clamping, the position of the automobile underbody guard plate may not be accurate and may be offset. It is difficult to ensure the marking accuracy of the underbody guard plate by fixing the underbody guard plate on this basis. Secondly, this scheme cannot automatically realize the clamping of the automobile underbody guard plate, the automation effect is not high enough, and there are certain defects and deficiencies, so it needs to be improved. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides an anti-deviation positioning and marking device for processing the underbody guard plate of a new energy vehicle. When the underbody guard plate of the vehicle moves to the bottom of the marking assembly, the sensing component can sense the signal, and the positioning assembly realizes the center clamping of the underbody guard plate of the vehicle. Then the marking assembly works to perform the marking process of the underbody guard plate. The device has a high degree of automation and good clamping effect, which solves the problem that the current device cannot perform center clamping of the underbody guard plate and the degree of automation is not high enough.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0008] A device for preventing deviation, positioning and marking of a bottom guard plate of a new energy vehicle comprises a conveying platform, a conveying belt is connected to the conveying platform, and further comprises:

[0009] A marking assembly, the marking assembly is installed on the conveying platform, the marking assembly includes two support frames symmetrically fixed on the conveying platform, and a ball screw rotatably connected between the two support frames, a sliding block is threadedly connected to the ball screw, a pneumatic telescopic rod is installed on an L-shaped plate fixed on one side of the sliding block, a lifting block is fixed on the lower end of the output shaft of the pneumatic telescopic rod, and a marking rod for marking the bottom guard plate of the automobile is fixed on the lower surface of the lifting block, and a photoelectric sensor is installed on a support arranged on one side of the lifting block;

[0010] The positioning assembly is installed on the conveying platform. The positioning assembly includes two symmetrically arranged positioning plates. The two positioning plates are arranged on the corresponding cavities on the conveying platform.

[0011] Furthermore, a guide rod is fixed between the two support frames, and a guide hole adapted to the guide rod is opened at a position of the sliding block corresponding to the guide rod.

[0012] Furthermore, a first motor for driving the ball screw to rotate is installed on one of the support frames.

[0013] Furthermore, the positioning assembly also includes two mounting brackets fixed on the conveying platform, and a bidirectional screw rod is rotatably connected between the two mounting brackets, and two symmetrically distributed traction brackets are threadedly connected to the bidirectional screw rod, and the traction brackets are fixedly connected to the corresponding positioning plates, and a soft pad is provided on one side of the positioning plate.

[0014] Furthermore, a limit rod is fixed between the two mounting frames, a limit hole adapted to the limit rod is opened at the position of the traction frame corresponding to the limit rod, and a second motor for driving the bidirectional screw rod to rotate is installed on one of the mounting frames, a PLC controller is installed on one side of the conveying platform, the output end of the photoelectric sensor is electrically connected to the input end of the PLC controller, and the output end of the PLC controller is electrically connected to the input end of the second motor.

[0015] Furthermore, the conveying platform is rotatably connected to conveying rods on both sides of the conveying belt.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model provides an anti-deviation positioning and marking device for processing the bottom guard plate of a new energy vehicle, which has the following beneficial effects:

[0018] 1. The utility model installs a positioning component on the conveying platform. When the positioning component is working, it can simultaneously drive the two positioning plates to telescopically move, and the two positioning plates move toward each other to achieve the center clamping of the inner bottom guard plate. This method can automatically achieve the center limit of the bottom guard plate and ensure the marking processing accuracy of the bottom guard plate. When not in use, the positioning plate is hidden in the cavity of the conveying platform and will not affect the normal transmission of the bottom guard plate.

[0019] 2. The utility model installs a photoelectric sensor on the lifting block of the marking assembly. The photoelectric sensor can detect the bottom guard plate according to the change of the light signal. When the bottom guard plate appears below, the PLC controller controls the second motor to work, thereby realizing automatic clamping of the bottom guard plate of the automobile. Therefore, the device has a high degree of automation and good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the dashing assembly in the utility model;

[0022] Figure 3 It is a structural schematic diagram of the positioning component in the utility model.

[0023] In the figure: 1. conveyor platform; 2. conveyor belt; 3. cavity; 4. marking assembly; 401. support frame; 402. first motor; 403. ball screw; 404. guide rod; 405. sliding block; 406. pneumatic telescopic rod; 407. L-shaped plate; 408. lifting block; 409. marking rod; 4010. photoelectric sensor; 5. positioning assembly; 501. mounting frame; 502. second motor; 503. bidirectional screw; 504. positioning plate; 505. traction frame; 506. limit rod; 6. conveyor rod; 7. PLC controller. DETAILED DESCRIPTION

[0024] 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.

[0025] Example

[0026] like Figure 1 , Figure 2 and Figure 3 As shown, an anti-deviation positioning and marking device for processing the bottom guard plate of a new energy vehicle proposed in one embodiment of the utility model comprises a conveying platform 1, a conveying belt 2 is connected to the conveying platform 1, and the conveying belt 2 is used for the transmission and movement of the bottom guard plate of the vehicle, and also comprises:

[0027] The marking assembly 4 is installed on the conveying platform 1. The marking assembly 4 includes two support frames 401 symmetrically fixed on the conveying platform 1, and a ball screw 403 rotatably connected between the two support frames 401. A sliding block 405 is threadedly connected to the ball screw 403. A pneumatic telescopic rod 406 is installed on an L-shaped plate 407 fixed on one side of the sliding block 405. A lifting block 408 is fixed at the lower end of the output shaft of the pneumatic telescopic rod 406, and a marking rod 409 for marking the bottom guard plate of the automobile is fixed on the lower surface of the lifting block 408. A photoelectric sensor is installed on a support provided on one side of the lifting block 408. Device 4010, it should be noted that when the ball screw 403 rotates, the sliding block 405 can be controlled to move, so as to realize the movement control of the lifting block 408, the marking rod 409 and other components, adjust the position of the marking rod 409, and perform the marking process of the bottom guard plate of the automobile. By installing the pneumatic telescopic rod 406 on the L-shaped plate 407, the pneumatic telescopic rod 406 can adjust the height of the marking rod 409, and by installing the photoelectric sensor 4010 on the support set on one side of the lifting block 408, the model of the photoelectric sensor 4010 is PSE-YC35DNBR-E3, which can monitor the position of the bottom guard plate of the automobile;

[0028] The positioning assembly 5 is installed on the conveying platform 1. The positioning assembly 5 includes two symmetrically arranged positioning plates 504. The two positioning plates 504 are arranged on the cavities 3 corresponding to the conveying platform 1. It should be noted that the arrangement of the cavities 3 can realize the hidden protection of the positioning plates 504. When not in use, they can be hidden in the cavities 3. When the two positioning plates 504 move closer to each other, the center clamping of the bottom guard plate of the automobile can be realized.

[0029] like Figure 2 As shown, in some embodiments, a guide rod 404 is fixed between the two support frames 401 , and a guide hole adapted to the guide rod 404 is opened at a position of the sliding block 405 corresponding to the guide rod 404 .

[0030] It should be noted that the setting of the guide rod 404 can realize the movement limiting function of the sliding block 405, so that the sliding block 405 can be stably extended and retracted.

[0031] like Figure 2 As shown, in some embodiments, a first motor 402 for driving the ball screw 403 to rotate is installed on one of the support frames 401 , and the setting of the first motor 402 can realize the rotation drive of the ball screw 403 .

[0032] like Figure 1 and Figure 3As shown, in some embodiments, the positioning assembly 5 also includes two mounting frames 501 fixed on the conveyor platform 1, and a bidirectional screw rod 503 is rotatably connected between the two mounting frames 501, and two symmetrically distributed traction frames 505 are threadedly connected to the bidirectional screw rod 503, and the traction frames 505 are fixedly connected to the corresponding positioning plates 504, and a soft pad is provided on one side of the positioning plate 504.

[0033] It should be noted that by rotating the bidirectional screw rod 503 between the two mounting frames 501, the two traction frames 505 can be controlled to move toward each other when the bidirectional screw rod 503 rotates. The traction frames 505 are fixedly connected to the corresponding positioning plates 504, thereby realizing the telescopic drive of the positioning plates 504. The positioning plates 504 contact the side of the automobile bottom guard plate to achieve the center clamping of the automobile bottom guard plate. By arranging a soft pad on one side of the positioning plate 504, the soft pad contacts the automobile bottom guard plate, thereby reducing the hard contact and forming a protection for the automobile bottom guard plate when clamped.

[0034] like Figure 1 , Figure 2 and Figure 3 As shown, in some embodiments, a limit rod 506 is fixed between two mounting frames 501, a limit hole adapted to the limit rod 506 is opened at the traction frame 505 corresponding to the limit rod 506, and a second motor 502 for driving the bidirectional screw rod 503 to rotate is installed on one of the mounting frames 501, a PLC controller 7 is installed on one side of the conveying platform 1, the output end of the photoelectric sensor 4010 is electrically connected to the input end of the PLC controller 7, and the output end of the PLC controller 7 is electrically connected to the input end of the second motor 502.

[0035] It should be noted that the setting of the limit rod 506 can realize the movement and limiting function of the traction frame 505, so that the positioning plate 504 and the traction frame 505 can move stably, and the setting of the second motor 502 can realize the rotation drive of the two-way screw rod 503, and then control the movement of the positioning plate 504 to achieve the clamping of the bottom guard plate of the automobile. By installing a PLC controller 7 on the conveyor platform 1, the model of the PLC controller 7 is S7-400. When the bottom guard plate of the automobile moves to the bottom of the photoelectric sensor 4010, the photoelectric sensor 4010 can sense the change of the light signal, and then the PLC controller 7 controls the second motor 502 to work, and the two-way screw rod 503 rotates, so that the two traction frames 505 move toward each other along the limit rod 506, driving the corresponding positioning plate 504 to move, and realizing the clamping of the bottom guard plate of the automobile.

[0036] like Figure 1 As shown, in some embodiments, the conveying platform 1 is rotatably connected to conveying rods 6 on both sides of the conveying belt 2 .

[0037] It should be noted that the provision of the conveying rod 6 facilitates the transmission and movement of the vehicle bottom guard plate.

[0038] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for preventing deviation and positioning of a bottom guard plate of a new energy vehicle, comprising a conveying platform (1), characterized in that: The conveying platform (1) is connected to a conveying belt (2) in a transmission manner, and further comprises: A marking assembly (4), the marking assembly (4) being mounted on a conveying platform (1), the marking assembly (4) comprising two support frames (401) symmetrically fixed on the conveying platform (1), and a ball screw (403) rotatably connected between the two support frames (401), a sliding block (405) being threadedly connected to the ball screw (403), a pneumatic telescopic rod (406) being mounted on an L-shaped plate (407) fixed on one side of the sliding block (405), a lifting block (408) being fixed at the lower end of the output shaft of the pneumatic telescopic rod (406), and a marking rod (409) for marking the bottom guard plate of an automobile being fixed on the lower surface of the lifting block (408), and a photoelectric sensor (4010) being mounted on a support arranged on one side of the lifting block (408); A positioning assembly (5), the positioning assembly (5) being mounted on the conveying platform (1), the positioning assembly (5) comprising two symmetrically arranged positioning plates (504), the two positioning plates (504) being arranged on corresponding cavities (3) opened on the conveying platform (1); The positioning assembly (5) further comprises two mounting frames (501) fixed on the conveying platform (1), and a bidirectional screw rod (503) is rotatably connected between the two mounting frames (501), and two symmetrically distributed traction frames (505) are threadedly connected to the bidirectional screw rod (503), and the traction frames (505) are fixedly connected to corresponding positioning plates (504), and a soft pad is provided on one side of the positioning plate (504).

2. According to claim 1, a device for preventing deviation and positioning of the bottom guard plate of a new energy vehicle is characterized in that: A guide rod (404) is fixed between the two support frames (401), and a guide hole adapted to the guide rod (404) is provided on the sliding block (405) at a position corresponding to the guide rod (404).

3. The device for preventing deviation and positioning of the bottom guard plate of a new energy vehicle according to claim 1 is characterized in that: A first motor (402) for driving the ball screw (403) to rotate is installed on one of the support frames (401).

4. The anti-deviation positioning and marking device for processing the bottom guard plate of a new energy vehicle according to claim 1 is characterized in that: A limit rod (506) is fixed between the two mounting frames (501); a limit hole adapted to the limit rod (506) is provided at a position of the traction frame (505) corresponding to the limit rod (506); and a second motor (502) for driving the bidirectional screw rod (503) to rotate is installed on one of the mounting frames (501); a PLC controller (7) is installed on one side of the conveying platform (1); an output end of the photoelectric sensor (4010) is electrically connected to an input end of the PLC controller (7); and an output end of the PLC controller (7) is electrically connected to an input end of the second motor (502).

5. The device for preventing deviation and positioning of the bottom guard plate of a new energy vehicle according to claim 1 is characterized in that: The conveying platform (1) is located on both sides of the conveying belt (2) and is rotatably connected to conveying rods (6).

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