Automobile skylight drain pipe corner material cutting jig

Abstract

The utility model discloses an automobile skylight drain pipe corner material cutting jig, which relates to the technical field of cutting jigs, and comprises a cutting table, a support block welded on the outer wall of the bottom of the cutting table, a fixed frame fixedly connected on the outer wall of the top of the cutting table, a cutting length control mechanism and a centering type positioning clamping mechanism, a mounting plate is welded to the outer wall of the top of the fixing frame, an air cylinder is fixedly mounted on the side wall of the mounting plate, and a cutting knife is fixedly connected to a piston rod of the air cylinder. According to the cutting jig, the cutting length control mechanism is arranged, so that the cutting length of the automobile skylight drainage pipe leftover material can be accurately controlled, the cutting precision of the cutting jig is improved, and the cutting requirements of different automobile skylight drainage pipes are better met; and a centering type positioning and clamping mechanism is arranged, so that automobile skylight drainage pipes of different specifications can be stably clamped and fixed, the adaptability is improved, and the situation that the cutting quality is affected due to shaking of the automobile skylight drainage pipes in the cutting process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting jigs, in particular to a cutting jig for corner materials of automobile skylight drainage pipes. Background Art

[0002] As an important component in the design and development of the sunroof system, the sunroof drain pipe shoulders the mission of drainage and is an indispensable part of automotive parts. In the production process of the car sunroof drain pipe, it is generally necessary to cut the car sunroof drain pipe.

[0003] After searching, the patent with application number 202220427913.1 discloses a cutting jig for car sunroof drain pipe corners, which includes a base and two cutting components mounted on the base; the base includes a bottom plate and a positioning block fixed on the bottom plate. The above patent will have the following problems in actual operation:

[0004] First, the cutting length of the car sunroof drain pipe corner material cannot be accurately controlled, which reduces the cutting accuracy of the cutting jig and thus cannot meet the cutting requirements of different car sunroof drain pipes;

[0005] Secondly, during the positioning process, it is not convenient to stably clamp and fix automobile sunroof drain pipes of different specifications, and the adaptability is poor. Utility Model Content

[0006] The utility model aims to solve the shortcomings in the prior art and provides a cutting jig for the corner material of a car sunroof drainage pipe.

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

[0008] A cutting jig for corner material of a car sunroof drain pipe comprises a cutting table, a support block welded to the outer wall of the bottom of the cutting table, a fixing frame fixedly connected to the outer wall of the top of the cutting table, a cutting length control mechanism and a centering positioning clamping mechanism;

[0009] A mounting plate is welded to the top outer wall of the fixing frame, a cylinder is fixedly mounted on the side wall of the mounting plate, and a cutting knife is fixedly connected to the piston rod of the cylinder;

[0010] The cutting length control mechanism includes an infrared ranging sensor fixedly mounted on the side wall of the fixing frame, a controller fixedly mounted on the top outer wall of the fixing frame, a stepping motor fixedly mounted on the bottom outer wall of the supporting block, a driving gear fixedly mounted on the output shaft of the stepping motor, a rack meshing with the driving gear, an L-shaped sliding rod fixedly connected to the top outer wall of the rack, and a baffle fixedly connected to the top outer wall of the L-shaped sliding rod.

[0011] Preferably, the centering positioning clamping mechanism includes a slide groove opened on the inner wall of the bottom of the fixed frame, a bidirectional screw rotatably installed in the slide groove, two centering rods symmetrically threaded on two opposite threaded ends of the bidirectional screw, and two V-shaped positioning blocks symmetrically fixed on the outer wall of the adjacent side of the two centering rods.

[0012] Preferably, the outer walls of the two centering rods are slidably connected to the inner wall of the sliding groove.

[0013] Preferably, a hand wheel is fixedly connected to the outer wall of one end of the bidirectional screw.

[0014] Preferably, a guide rail is fixedly connected to the bottom outer wall of the cutting table, and the guide rail is slidably connected to the L-shaped sliding rod.

[0015] Preferably, a guide opening is provided on the top of the cutting table, and the outer wall of the L-shaped sliding rod is slidably connected to the inner wall of the guide opening.

[0016] The beneficial effects of the utility model are:

[0017] 1. A cutting length control mechanism is provided. After the required cutting length value is input on the controller, the stepper motor controls the driving gear to rotate, and then the rack meshing with the driving gear drives the baffle fixed on the top of the L-shaped slide bar to move, and the infrared ranging sensor detects the moving distance of the baffle in real time. When the infrared ranging sensor detects the input length value, the controller controls the stepper motor to stop moving and stops the baffle from moving. In this way, the cutting length of the corner material of the car sunroof drain pipe can be accurately controlled, the cutting accuracy of the cutting jig can be improved, and the cutting requirements of different car sunroof drain pipes can be better met;

[0018] 2. A centering positioning clamping mechanism is set up. The bidirectional screw is driven to rotate by a handwheel. Then, under the limit of the slide groove, the two centering rods threadedly connected to the bidirectional screw will drive the two V-shaped positioning blocks to align and move closer. In this way, car sunroof drain pipes of different specifications can be stably clamped and fixed, which improves the adaptability and avoids shaking during the cutting process and affecting the cutting quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall front view of the three-dimensional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the bottom area of ​​the cutting table in the utility model;

[0021] Figure 3 It is a three-dimensional enlarged structural diagram of the driving gear, rack and stepping motor in the utility model;

[0022] Figure 4It is a schematic cross-sectional structure diagram of the centering positioning clamping mechanism in the utility model.

[0023] In the figure: 1. Cutting table; 2. Support block; 3. Fixed bracket; 4. Infrared ranging sensor; 5. Controller; 6. Stepper motor; 7. Driving gear; 8. Rack; 9. L-shaped slide bar; 10. Baffle; 11. Slide groove; 12. Bidirectional screw; 13. Centering rod; 14. V-shaped positioning block; 15. Hand wheel; 16. Guide rail; 17. Guide port; 18. Cylinder; 19. Cutting knife. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example 1, reference Figure 1-3 , a cutting jig for car sunroof drain pipe corner material, comprising a cutting table 1, a support block 2 welded to the bottom outer wall of the cutting table 1, a fixing frame 3 fixedly connected to the top outer wall of the cutting table 1 and a cutting length control mechanism;

[0026] In this embodiment, a mounting plate is welded to the top outer wall of the fixing frame 3, a cylinder 18 is fixedly mounted on the side wall of the mounting plate, a cutting knife 19 is fixedly connected to the piston rod of the cylinder 18, and the cutting length control mechanism includes:

[0027] Infrared ranging sensor 4, controller 5, the infrared ranging sensor 4 is fixedly mounted on the side wall of the fixing frame 3, and the controller 5 is fixedly mounted on the top outer wall of the fixing frame 3;

[0028] A stepper motor 6 and a driving gear 7. The stepper motor 6 is fixedly mounted on the bottom outer wall of the support block 2, and the driving gear 7 is fixedly sleeved on the output shaft of the stepper motor 6;

[0029] A rack 8, an L-shaped slide bar 9 and a baffle 10, wherein the rack 8 is meshed with the driving gear 7, the L-shaped slide bar 9 is fixedly connected to the top outer wall of the rack 8, and the baffle 10 is fixedly connected to the top outer wall of the L-shaped slide bar 9;

[0030] Furthermore, a guide rail 16 is fixedly connected to the outer wall of the bottom of the cutting table 1, and the guide rail 16 is slidably connected to the L-shaped slide bar 9. A guide opening 17 is opened on the top of the cutting table 1, and the outer wall of the L-shaped slide bar 9 is slidably connected to the inner wall of the guide opening 17. The infrared ranging sensor 4 and the stepping motor 6 are both electrically connected to the controller 5.

[0031] During the specific implementation of this embodiment: after the required cutting length value is input on the controller 5, the driving gear 7 is controlled to rotate by the stepper motor 6, and then the rack 8 meshing with the driving gear 7 drives the baffle 10 fixed on the top of the L-shaped slide bar 9 to move, and the infrared ranging sensor 4 detects the moving distance of the baffle 10 in real time. When the infrared ranging sensor 4 detects the input length value, the controller 5 controls the stepper motor 6 to stop moving and stops the baffle 10 from moving. In this way, the cutting length of the scrap material of the automobile sunroof drain pipe can be accurately controlled, the cutting accuracy of the cutting jig can be improved, and the cutting requirements of different automobile sunroof drain pipes can be better met.

[0032] Example 2, reference Figure 1 and Figure 4 This embodiment is optimized on the basis of the embodiment 1, specifically: a cutting jig for the corner material of the automobile sunroof drain pipe, further comprising a centering positioning clamping mechanism, the centering positioning clamping mechanism comprising:

[0033] A slide groove 11 and a bidirectional screw rod 12. The slide groove 11 is provided on the bottom inner wall of the fixed frame 3. The bidirectional screw rod 12 is rotatably installed in the slide groove 11. A hand wheel 15 is fixedly connected to the outer wall of one end of the bidirectional screw rod 12.

[0034] Two centering rods 13 and two V-shaped positioning blocks 14. The two centering rods 13 are symmetrically screwed on two opposite threaded ends of the bidirectional screw 12. The outer walls of the two centering rods 13 are slidably connected to the inner wall of the slide groove 11. The two V-shaped positioning blocks 14 are symmetrically fixed on the outer walls of the adjacent sides of the two centering rods 13.

[0035] During the specific implementation of this embodiment: the bidirectional screw 12 is driven to rotate by the hand wheel 15, and then under the limitation of the slide groove 11, the two centering rods 13 threadedly connected with the bidirectional screw 12 will drive the two V-shaped positioning blocks 14 to align and move closer, so that the car sunroof drain pipes of different specifications can be stably clamped and fixed to avoid shaking during the cutting process and affecting the cutting quality.

[0036] The working principle of the utility model is as follows: first, after the required length value of the cut is inputted on the controller 5, the stepper motor 6 controls the driving gear 7 to rotate, and then the rack 8 meshing with the driving gear 7 drives the baffle 10 fixed on the top of the L-shaped slide bar 9 to move, and the infrared ranging sensor 4 detects the moving distance of the baffle 10 in real time. When the infrared ranging sensor 4 detects the input length value, the controller 5 controls the stepper motor 6 to stop moving and stops the baffle 10 from moving, so that the cut length of the corner material of the automobile sunroof drain pipe can be accurately controlled, and the cutting accuracy of the cutting jig can be improved;

[0037] Secondly, the car sunroof drain pipe to be cut is placed in the fixing frame 3 and pressed against the baffle 10. At this time, the bidirectional screw 12 is driven to rotate by the hand wheel 15. Then, under the limit of the slide groove 11, the two centering rods 13 threadedly connected with the bidirectional screw 12 drive the two V-shaped positioning blocks 14 to be centered and close together, so that the car sunroof drain pipe to be cut can be stably clamped;

[0038] Finally, the cylinder 18 controls the cutting knife 19 to move downwards to automatically cut the automobile sunroof drain pipe.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cutting jig for cutting corners of a car sunroof drain pipe, comprising a cutting table (1), a support block (2) welded to the bottom outer wall of the cutting table (1), and a fixing frame (3) fixedly connected to the top outer wall of the cutting table (1); It is characterized in that It also includes a cutting length control mechanism and a centering positioning clamping mechanism. A mounting plate is welded to the top outer wall of the fixing frame (3), a cylinder (18) is fixedly mounted on the side wall of the mounting plate, and a cutting knife (19) is fixedly connected to the piston rod of the cylinder (18); The cutting length control mechanism comprises an infrared distance measuring sensor (4) fixedly mounted on the side wall of a fixing frame (3), a controller (5) fixedly mounted on the top outer wall of the fixing frame (3), a stepping motor (6) fixedly mounted on the bottom outer wall of a supporting block (2), a driving gear (7) fixedly sleeved on an output shaft of the stepping motor (6), a rack (8) meshing with the driving gear (7), an L-shaped sliding rod (9) fixedly connected to the top outer wall of the rack (8), and a baffle (10) fixedly connected to the top outer wall of the L-shaped sliding rod (9).

2. The cutting jig for cutting corners of automobile sunroof drain pipes according to claim 1, characterized in that: The centering positioning clamping mechanism comprises a slide groove (11) provided on the inner wall of the bottom of the fixing frame (3), a bidirectional screw (12) rotatably mounted in the slide groove (11), two centering rods (13) symmetrically screwed on two opposite threaded ends of the bidirectional screw (12), and two V-shaped positioning blocks (14) symmetrically fixed on the outer walls of adjacent sides of the two centering rods (13).

3. The cutting jig for cutting corners of automobile sunroof drain pipes according to claim 2, characterized in that: The outer walls of the two centering rods (13) are both slidably connected to the inner wall of the sliding groove (11).

4. The cutting tool for car sunroof drain pipe corner material according to claim 2, characterized in that: A hand wheel (15) is fixedly connected to the outer wall of one end of the bidirectional screw (12).

5. The cutting tool for car sunroof drain pipe corner material according to claim 1, characterized in that: A guide rail (16) is fixedly connected to the outer wall of the bottom of the cutting table (1), and the guide rail (16) is slidably connected to the L-shaped sliding rod (9).

6. The cutting jig for cutting corners of automobile sunroof drain pipes according to claim 1, characterized in that: A guide opening (17) is provided on the top of the cutting table (1), and the outer wall of the L-shaped sliding rod (9) is slidably connected to the inner wall of the guide opening (17).

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