Full-automatic production equipment for automobile sunroof guide rail

By designing fully automated production equipment, the automated and intelligent processing of automotive sunroof guide rails has been achieved, solving the problems of low production efficiency and high labor costs, thereby improving production efficiency and reducing costs.

CN224445248UActive Publication Date: 2026-07-03CHANGZHOU BOJUN TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGZHOU BOJUN TECH CO LTD
Filing Date
2025-06-18
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing automotive sunroof guide rails are inefficient to produce, labor-intensive, and prone to damage during temporary storage and handling, increasing production costs.

Method used

A fully automated production line for automotive sunroof guide rails was designed, including profile cutting, bending, punching, and handling devices to achieve automated and intelligent processing. The control system coordinates the automated operation of each workstation, avoiding manual intervention.

Benefits of technology

It has enabled fully automated intelligent production of automotive sunroof guide rails, improving production efficiency, reducing labor costs, avoiding damage to semi-finished products, and increasing product yield.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a fully automated production equipment for automotive sunroof guide rails, including a profile cutting device for cutting profiles to a fixed length, a profile bending device for pressing and forming the cut profiles to a fixed length, a guide rail punching device for punching holes in the bent profiles, a product handling device for transporting the cut profiles to the profile bending device, the bent profiles to the guide rail punching device, and the punched guide rails to the finished product output line, a finished product output line for outputting the finished products to the next workstation, and a control system. This utility model avoids manual loading and unloading, eliminates the need for transfer frames, and prevents damage to semi-finished guide rails caused by transfer. This equipment realizes fully automated intelligent production of automotive sunroof guide rails, with high production efficiency, high product yield, and no manual operation required throughout the process, saving labor and reducing production costs.
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Description

Technical Field

[0001] This utility model relates to an automated production equipment, and more particularly to a fully automated production equipment for automotive sunroof guide rails. Background Technology

[0002] Car sunroof rails are guide rail systems installed on the roof of a car, used to support and slide the opening and closing of the sunroof. They are an important component of the car sunroof mechanism. Currently, the processing of car sunroof rails is done in individual workstations. Each workstation requires at least one worker to load and unload materials and operate the equipment. After the semi-finished products are completed at each workstation, they need to be temporarily stored in plastic frames and then carried by workers to the next workstation. This production process is inefficient, labor-intensive, and prone to damaging the rails during temporary storage and transportation, increasing production costs. Utility Model Content

[0003] To overcome the above-mentioned defects, this utility model provides a fully automatic production equipment for automotive sunroof guide rails. This fully automatic production equipment for automotive sunroof guide rails can perform automated and intelligent processing of automotive sunroof guide rails without manual intervention, saving labor and greatly improving production efficiency.

[0004] The technical solution adopted by this utility model to solve its technical problem is: a fully automatic production equipment for automotive sunroof guide rails, including a profile cutting device, a profile bending device, a guide rail punching device, a product handling device, a finished product output line, and a control system, wherein:

[0005] The profile cutting device includes a cutting frame, a profile feeding conveyor line, a profile unloading conveyor line, a profile length limiting mechanism, a profile clamping device, and a profile cutting mechanism. The profile feeding conveyor line and the profile unloading conveyor line are arranged sequentially on the cutting frame along the profile conveying direction, forming a cutting gap between them. The profile length limiting mechanism includes a limiting baffle mounted on the cutting frame and a baffle lifting drive device, capable of vertical movement. The limiting baffle can block the front end face of the profile conveyed forward to a designated position from the profile feeding conveyor line and the profile unloading conveyor line. The profile clamping device includes components mounted on the cutting frame that can slide relative to the profile in the profile width direction. The cutting mechanism includes at least one pair of clamping plates and a clamping drive device fixedly mounted on the cutting frame. The clamping drive device drives the clamping plates to move relative to each other, thereby clamping or releasing the profile to a designated position. The profile cutting mechanism includes a saw blade lifting mechanism, a cutting saw blade, and a saw blade rotation drive device. The fixed end of the saw blade lifting mechanism is fixedly mounted on the cutting frame. The cutting saw blade is rotatable around a horizontal axis and is mounted on the lifting end of the saw blade lifting mechanism. The saw blade rotation drive device drives the cutting saw blade to rotate. The position of the cutting saw blade is directly opposite the cutting gap between the profile feeding conveyor line and the profile unloading conveyor line. The control system controls the start and stop of the baffle lifting drive device, the clamping drive device, the saw blade lifting mechanism, and the saw blade rotation drive device.

[0006] The profile bending device includes a fixed bending die, a moving bending die, and a moving die lifting drive. The moving bending die is positioned directly above the fixed bending die and can be lifted and lowered. The moving die lifting drive can drive the moving bending die to move up and down. The upper surface of the fixed bending die has a bending cavity, in which the profile to be bent can be accommodated. The lower end of the moving bending die has a bending pressure head, and the lower end surface of the bending pressure head and the bottom surface of the bending cavity respectively form matching concave and convex bending arc surfaces. The bottom surface of the bending cavity of the fixed bending die also has several demolding holes. Demolding ejector rods are installed in the demolding holes and can be lifted and lowered. The end face of the demolding ejector rod can be aligned and connected with the bottom surface of the bending cavity. Demolding springs are also installed in the fixed bending die, which provide an upward elastic force to the demolding ejector rods. The ends of the demolding ejector rods can float and support the profile. The control system controls the start and stop of the moving die lifting drive.

[0007] The guide rail punching device includes a punching worktable, a punching support frame, a punch positioning plate, punching heads, a punching drive device, and a guide rail positioning device. The guide rail positioning device is fixedly mounted on the punching worktable and can stop and position the guide rail to be punched. The punching support frame is fixedly mounted on the punching worktable in a gantry structure across the guide rail positioning device. The punching positioning plate is jacking up and down and is mounted on the punching support frame. Several punching heads are fixedly mounted on the punch positioning plate. The punching drive device can drive the punch positioning plate to move up and down so that the punching heads punch on the guide rail. The control system controls the start and stop of the punching drive device.

[0008] The product handling device can transport the profiles output from the profile cutting device's profile feeding conveyor line to the bending cavity of the profile bending device, and transport the profiles bent and formed in the bending cavity to the guide rail positioning device of the guide rail punching device, and transport the guide rails punched in the guide rail positioning device to the finished product output line, which can then transport the guide rail products to the next workstation.

[0009] As a further improvement of this utility model, a profile position sensing device and a pressure sensing device are installed on the limiting baffle of the profile cutting device. The profile position sensing device can sense the position of the profile product being conveyed along the profile feeding conveyor line after cutting. The pressure sensing device can sense the pressure applied to the limiting baffle by the front end of the profile to be cut. The profile position sensing device and the pressure sensing device communicate with the control system and transmit the profile position information after cutting and the pressure data applied by the profile to the limiting baffle to the control system.

[0010] As a further improvement of this utility model, the cutting frame of the profile cutting device is also equipped with at least one pair of guide rollers, and the profile to be cut is clamped between each pair of guide rollers for conveying, guiding and straightening.

[0011] As a further improvement of this utility model, the profile cutting device also includes a dust removal device, which includes a dust removal hood, a negative pressure fan, and a dust collection box. The dust removal hood is fixedly installed on the cutting machine frame, and the opening of the dust removal hood is directly opposite to the cutting gap between the profile feeding conveyor line and the profile unloading conveyor line. The air inlet pipe of the negative pressure fan is connected to the dust removal hood, and the air outlet pipe of the negative pressure fan is directly opposite to the upper opening of the dust collection box. The negative pressure fan can suck away the dust generated when the cutting saw blade cuts the profile and discharge it into the dust collection box.

[0012] As a further improvement of this utility model, two drive rods are installed at intervals along the length of the profile at the lower end of the bending moving mold. The lower sidewalls of the two drive rods are respectively formed with drive inclined surfaces. The bending fixed mold is also provided with drive rod slots. Clamping slides are respectively provided on the two sidewalls of the bending cavity of the bending fixed mold along the length of the profile. The two ends of the clamping slides are respectively connected to the drive rod slots and the bending cavity. A clamping slider is provided in the clamping slide that can slide along the length of the profile. A slider return spring is also provided in the clamping slide. The slider return spring provides an elastic return force for the clamping slider to exit the bending cavity. The lower end of the drive rod is inserted into the drive rod slot, and the drive inclined surface on the lower sidewall of the drive rod is in close contact with the end of the clamping slider that extends into the drive rod slot. When the drive rod slides downward, it can force the clamping slider to slide towards the bending cavity through the drive inclined surface, clamping both ends of the profile along the length of the profile in sync with the bending of the profile.

[0013] As a further improvement of this utility model, a buffer pad made of elastic material is also fixed on one end face of the clamping slider that extends into the bending cavity.

[0014] As a further improvement of this utility model, the guide rail positioning device of the guide rail punching device includes a guide rail positioning carrier, a guide rail clamping block and a guide rail clamping cylinder. The guide rail positioning carrier can be fixedly installed on the punching worktable. The guide rail positioning carrier is provided with a guide rail receiving groove that matches the shape of the guide rail. The bottom surface of the receiving groove is provided with a material discharge channel that matches the punching head. Several sets of guide rail clamping blocks are slidably arranged in the side wall of the guide rail receiving groove. The guide rail clamping cylinder is fixedly installed on the outer side wall of the guide rail positioning carrier. The guide rail clamping cylinder drives each guide rail clamping block to move synchronously to clamp or release the guide rail in the guide rail receiving groove.

[0015] As a further improvement of this utility model, the punching workbench of the guide rail punching device is also provided with a pull-out waste collection box. The upper opening of the waste collection box is directly opposite the guide rail positioning carrier, and the waste discharged from the material discharge channel of the guide rail positioning carrier can enter the waste collection box for collection.

[0016] As a further improvement of this utility model, the product handling device consists of three spaced-apart robotic arms.

[0017] As a further improvement of this utility model, the bending cavity of the profile bending device and the guide rail positioning device of the guide rail punching device are both equipped with material receiving devices, and the material receiving devices communicate with the control system.

[0018] The beneficial effects of this utility model are as follows: This utility model realizes automatic feeding of profiles through the profile feeding and conveying line of the profile cutting device, and automatically cuts the profiles to a fixed length through the profile cutting device. The cut profiles are automatically positioned and bent by the profile bending device. The bent guide rails are automatically positioned and punched in one go by the guide rail punching device. The products are automatically transported between adjacent workstations through the product handling device, avoiding manual loading and unloading, and eliminating the need for transfer frames, thus avoiding damage to the semi-finished guide rails caused by transfer. This equipment realizes fully automatic intelligent production of automotive sunroof guide rails, with high production efficiency, high product yield, and no manual operation required throughout the process, saving labor and reducing production costs. Attached Figure Description

[0019] Figure 1 This is a perspective view of the present utility model;

[0020] Figure 2 This is a first perspective view of the profile cutting device of this utility model;

[0021] Figure 3This is a perspective view of the profile clamping and sawing structure of the profile cutting device of this utility model;

[0022] Figure 4 This is a perspective view of the profile bending device of this utility model;

[0023] Figure 5 This is a schematic diagram illustrating the structural principle of the profile bending device of this utility model;

[0024] Figure 6 This is a perspective view of the guide rail punching device of this utility model;

[0025] Figure 7 This is a three-dimensional diagram illustrating the structural principle of the guide rail positioning device in the guide rail punching device of this utility model. Detailed Implementation

[0026] Example: A fully automated production line for automotive sunroof guide rails includes a profile cutting device 1, a profile bending device 2, a guide rail punching device 3, a product handling device 4, a finished product output line, and a control system, wherein:

[0027] The profile cutting device 1 includes a cutting frame 11, a profile feeding conveyor 12, a profile unloading conveyor 13, a profile length limiting mechanism, a profile clamping device, and a profile cutting mechanism 14. The profile feeding conveyor 12 and the profile unloading conveyor 13 are arranged sequentially on the cutting frame along the profile feeding direction, forming a cutting gap between them. The profile length limiting mechanism includes a limiting baffle 151 mounted on the cutting frame and capable of lifting and lowering, and a baffle lifting drive device 152. The limiting baffle 151 can block the front end face of the profile being conveyed forward to a designated position from the profile feeding conveyor 12 and the profile unloading conveyor 13. The profile clamping device includes at least one pair of clamping plates 161 mounted on the cutting frame and capable of sliding relative to each other along the profile width direction, and a fixing device. The clamping drive device 162 is installed on the cutting machine frame. The clamping drive device 162 drives the clamping plate 161 to move relative to each other, thereby clamping or releasing the profile that has reached the designated position. The profile cutting mechanism 14 includes a saw blade lifting mechanism 141, a cutting saw blade 142 and a saw blade rotation drive device 143. The fixed end of the saw blade lifting mechanism 141 is fixedly installed on the cutting machine frame. The cutting saw blade 142 is installed on the lifting end of the saw blade lifting mechanism 141 and can rotate around a horizontal axis. The saw blade rotation drive device 143 drives the cutting saw blade 142 to rotate. The position of the cutting saw blade 142 is directly opposite to the cutting gap between the profile feeding conveyor line 12 and the profile unloading conveyor line 13. The control system controls the start and stop of the baffle lifting drive device 152, the clamping drive device 162, the saw blade lifting mechanism 141 and the saw blade rotation drive device 143.

[0028] The profile bending device 2 includes a fixed bending die 21, a moving bending die 22, and a moving die lifting drive. The moving bending die 22 is positioned directly above the fixed bending die 21 and can be lifted and lowered. The moving die lifting drive can drive the moving bending die 22 to move up and down. The upper surface of the fixed bending die 21 is provided with a bending cavity 211, in which the profile to be bent can be contained. The lower end of the moving bending die 22 is provided with a bending pressure head 221, the lower end surface of which and the bottom surface of the bending cavity 211 are respectively formed with matching concave and convex shapes. The bending die 21 has a bending cavity 211 bottom surface with a number of demolding holes 212. Demolding ejector rods 213 are installed in the demolding holes 212 and can move up and down. The end face of the demolding ejector rods 213 can be aligned with the bottom face of the bending cavity 211. Demolding springs 214 are also installed in the bending die 21. The demolding springs 214 provide an upward elastic force to the demolding ejector rods 213. The ends of the demolding ejector rods 213 can float to support the profile. The control system controls the start and stop of the moving die lifting drive device.

[0029] The guide rail punching device 3 includes a punching worktable 31, a punching support frame 32, a punch positioning plate 33, a punching head 34, a punching drive device 35, and a guide rail positioning device. The guide rail positioning device is fixedly mounted on the punching worktable 31 and can stop and position the guide rail to be punched. The punching support frame 32 is fixedly mounted on the punching worktable 31 in a gantry structure across the guide rail positioning device. The punching positioning plate is mounted on the punching support frame 32 in a lifting and lowering manner. Several punching heads 34 are fixedly mounted on the punch positioning plate 33. The punching drive device 35 can drive the punch positioning plate 33 to move up and down so that the punching heads 34 punch on the guide rail. The control system controls the start and stop of the punching drive device.

[0030] Product handling device 4 can transport the profiles output from the profile feeding conveyor line 13 of profile cutting device 1 to the bending cavity 211 of profile bending device 2, transport the profiles bent and formed in the bending cavity 211 to the guide rail positioning device of guide rail punching device 3, and transport the guide rails punched in the guide rail positioning device to the finished product output line, which can transport the guide rail products to the next workstation.

[0031] When producing the car sunroof guide rail, the worker only needs to place the profile on the profile feeding conveyor line 12 of the profile cutting device 1. The profile is fed forward by the conveyor. When the front end of the profile hits the limit baffle 151, the profile stops being fed forward and is clamped and fixed by the profile clamping device. Then, the saw blade lifting mechanism 141 of the profile cutting mechanism 14 drives the cutting saw blade 142 to descend. At the same time, the cutting saw blade 142 rotates at high speed to cut the profile to a fixed length. After cutting, the fixed-length profile remains on the profile unloading conveyor line 13. The limit baffle 151 rises and resets. The fixed-length profile is fed forward on the profile unloading conveyor line 13 for unloading. The product handling device 4 transports the fixed-length cut profile into the bending cavity 211 of the profile bending device 2. The bending moving mold 22 drives the bending pressure head 221. The profile of a fixed length is extruded and deformed to form a curved shape. The bent guide rail is then transported by the product handling device 4 to the guide rail positioning device of the guide rail punching device 3 for fixed positioning. Then, the punching head 34 below the punch positioning plate 33 descends to punch holes at the designated positions. After punching, the guide rail product is transported by the product handling device 4 to the finished product output line and conveyed to the next workstation for surface treatment. The above equipment realizes the fully automated production of automotive sunroof guide rails, avoiding the need for repeated transfer of semi-finished guide rails in transfer boxes due to production at a single workstation. It also avoids repeated handling and manual operation by workers, reduces labor costs, improves production efficiency, and avoids damage to semi-finished products during transfer, thus improving the quality of finished products.

[0032] The profile cutting device 1 is equipped with a profile position sensor and a pressure sensor on the limiting baffle 151. The profile position sensor can sense the position of the profile product being conveyed along the profile feeding conveyor line 13 after cutting. The pressure sensor can sense the pressure applied to the limiting baffle 151 by the front end of the profile to be cut. The profile position sensor and the pressure sensor communicate with the control system and transmit the position information of the cut profile and the pressure applied by the profile to the limiting baffle 151 to the control system. The profile position sensor senses whether the cut profile has completely passed under the limiting baffle 151, so that the limiting baffle 151 can descend in time to continue to block the profile, while avoiding premature damage to the profile cut to a fixed length by the limiting baffle 151. The pressure sensor can be used to sense whether the end face of the profile is tightly pressed against the limiting baffle 151, ensuring the accurate cutting length of the profile.

[0033] The profile cutting device 1 also has at least one pair of guide rollers 17 installed on its cutting frame 11. The profile to be cut is clamped between each pair of guide rollers 17 for conveying, guiding, and straightening. The guide rollers 17 are used to ensure that the profile is conveyed forward in a straight line and to straighten deformed profiles, ensuring that the length of the cut profile is accurate and free from deformation.

[0034] The profile cutting device 1 also includes a dust removal device, which comprises a dust hood 181, a negative pressure fan, and a dust collection box 182. The dust hood 181 is fixedly installed on the cutting frame 11, and its opening is directly opposite the cutting gap between the profile feeding conveyor line 12 and the profile unloading conveyor line 13. The air inlet pipe of the negative pressure fan is connected to the dust hood 181, and its exhaust pipe is directly opposite the upper opening of the dust collection box 182. The negative pressure fan can draw away the dust generated by the cutting saw blade 142 when cutting the profile and discharge it into the dust collection box 182. The metal dust generated during the sawing process is quickly drawn away by the negative pressure fan to prevent it from spreading in the workshop and ensure production safety. The metal powder is automatically collected by the dust collection box 182 and can also be recycled.

[0035] Two drive rods 222 are installed at intervals along the length of the profile at the lower end of the bending moving die 22. Drive inclined surfaces 223 are formed on the lower sidewalls of the two drive rods 222. The bending fixed die 21 is also provided with drive rod slots 215. Clamping slides 216 are provided on the two side walls of the bending cavity 211 along the length of the profile. The two ends of the clamping slides 216 are connected to the drive rod slots 215 and the bending cavity 211, respectively. A clamping slider 217 is provided within the clamping slide 216, which can slide along the length of the profile. The 16 also includes a slider return spring 218, which provides an elastic return force to the clamping slider 217 to exit the bending cavity 211. The lower end of the drive rod 222 is inserted into the drive rod slot 215, and the drive inclined surface 223 on the lower end side wall of the drive rod 222 is in close contact with the end of the clamping slider 217 that extends into the drive rod slot 215. When the drive rod 222 slides downward, it can force the clamping slider 217 to slide towards the bending cavity 211 through the drive inclined surface 223, and clamp both ends of the profile in the length direction simultaneously as the profile is bent. The profile cut to a fixed length is in the bending cavity 211. When the bending pressure head 221 presses down on the profile of a fixed length, the profile bends and deforms, and the length dimension gradually decreases. The clamping slider 217 extends forward into the bending cavity 211 in sync with the bending moving mold 22 as it descends. As the length dimension of the profile decreases, the length of the extension increases, keeping the profile tightly positioned in the length direction to prevent the profile from moving in the length direction during the bending process and ensuring the accuracy of the profile bending.

[0036] The clamping slider 217 is also fixed with a buffer pad made of elastic material on one end face of the bending cavity 211. The buffer pad can prevent the profile end face from being pressed.

[0037] The guide rail positioning device of the guide rail punching device 3 includes a guide rail positioning carrier 36, a guide rail clamping block 362, and a guide rail clamping cylinder 363. The guide rail positioning carrier 36 can be fixedly installed on the punching workbench 31. The guide rail positioning carrier 36 is provided with a guide rail receiving groove 361 that matches the shape of the guide rail. The bottom surface of the receiving groove is provided with a material discharge channel that matches the punching head 34. Several sets of guide rail clamping blocks 362 are slidably provided in the side wall of the guide rail receiving groove 361. The guide rail clamping cylinder 363 is fixedly installed on the outer side wall of the guide rail positioning carrier 36. The guide rail clamping cylinder 363 drives each guide rail clamping block 362 to move synchronously to clamp or release the guide rail in the guide rail receiving groove 361. When punching a profile of a fixed length, the guide rail is accommodated by the guide rail receiving groove 361 in the guide rail positioning carrier 36, and the guide rail sidewall is pressed by the guide rail clamping block 362, which ensures that the guide rail is stopped and positioned in the guide rail receiving groove 361, and ensures that the punching position is accurate during punching.

[0038] The punching worktable 31 of the guide rail punching device 3 is also equipped with a pull-out waste collection box. The upper opening of the waste collection box is directly opposite the guide rail positioning carrier 36, and the waste discharged from the material discharge channel of the guide rail positioning carrier 36 can enter the waste collection box for collection. The waste generated by punching automatically falls into the waste collection box for collection, realizing recycling and reuse.

[0039] The product handling device 4 consists of three spaced-apart robotic arms.

[0040] Material receiving sensors are installed inside the bending cavity 211 of the profile bending device 2 and on the guide rail positioning device of the guide rail punching device 3. These material receiving sensors communicate with the control system. The material receiving sensors enable the control system to precisely control the actions of the product handling device 4, achieving intelligent control and preventing malfunctions.

Claims

1. A full-automatic production equipment for an automobile sunroof rail, characterized in that: It includes a profile cutting device (1), a profile bending device (2), a guide rail punching device (3), a product handling device (4), a finished product output line, and a control system, wherein: ​ The profile cutting device includes a cutting frame (11), a profile feeding conveyor line (12), a profile unloading conveyor line (13), a profile length limiting mechanism, a profile clamping device, and a profile cutting mechanism (14). The profile feeding conveyor line and the profile unloading conveyor line are arranged sequentially on the cutting frame along the profile conveying direction, and a cutting gap is formed between the profile feeding conveyor line and the profile unloading conveyor line. The profile length limiting mechanism includes a limiting baffle (151) that can be lifted and moved and installed on the cutting frame and a baffle lifting drive device (152). The limiting baffle can block the front end face of the profile conveying from the profile feeding conveyor line and the profile unloading conveyor line to the designated position. The profile clamping device includes a clamping device that can slide relative to the profile width direction and is installed on the cutting frame. The cutting mechanism includes at least one pair of clamping plates (161) and a clamping drive device (162) fixedly installed on the cutting frame. The clamping drive device drives the clamping plates to move relative to each other, thereby clamping or releasing the profile to the designated position. The profile cutting mechanism includes a saw blade lifting mechanism (141), a cutting saw blade (142) and a saw blade rotation drive device (143). The fixed end of the saw blade lifting mechanism is fixedly installed on the cutting frame. The cutting saw blade is rotatable around a horizontal axis and is installed on the lifting end of the saw blade lifting mechanism. The saw blade rotation drive device drives the cutting saw blade to rotate. The position of the cutting saw blade is directly opposite the cutting gap between the profile feeding conveyor line and the profile unloading conveyor line. The control system controls the start and stop of the baffle lifting drive device, the clamping drive device, the saw blade lifting mechanism and the saw blade rotation drive device. The profile bending device includes a fixed bending die (21), a moving bending die (22), and a moving die lifting drive. The moving bending die is positioned directly above the fixed bending die and can be lifted and lowered. The moving die lifting drive can drive the moving bending die to move up and down. A bending cavity (211) is provided on the upper surface of the fixed bending die, and the profile to be bent can be contained in the bending cavity. A bending pressure head (221) is provided at the lower end of the moving bending die. The lower end surface of the bending pressure head and the bottom surface of the bending cavity are respectively formed with concave... The bending arc surface of the convex matching, the bottom surface of the bending cavity of the bending fixed mold is also provided with a number of demolding holes (212), the demolding holes are equipped with demolding ejector rods (213) that can move up and down, the end face of the demolding ejector rod can be aligned and connected with the bottom surface of the bending cavity, the bending fixed mold is also equipped with a demolding spring (214), the demolding spring provides an upward elastic force to the demolding ejector rod, the ends of the demolding ejector rods can float and support the profile, and the control system controls the start and stop of the moving mold lifting drive device; The guide rail punching device includes a punching worktable (31), a punching support frame (32), a punch positioning plate (33), a punching head (34), a punching drive device (35), and a guide rail positioning device. The guide rail positioning device is fixedly mounted on the punching worktable and can stop and position the guide rail to be punched. The punching support frame is fixedly mounted on the punching worktable in a gantry structure across the guide rail positioning device. The punching positioning plate is mounted on the punching support frame in a lifting and lowering manner. Several punching heads are fixedly mounted on the punching positioning plate. The punching drive device can drive the punching positioning plate to move up and down so that the punching head punches on the guide rail. The control system controls the start and stop of the punching drive device. The product handling device can transport the profiles output from the profile cutting device's profile feeding conveyor line to the bending cavity of the profile bending device, and transport the profiles bent and formed in the bending cavity to the guide rail positioning device of the guide rail punching device, and transport the guide rails punched in the guide rail positioning device to the finished product output line, which can then transport the guide rail products to the next workstation.

2. The full-automatic production equipment for automobile sunroof rail according to claim 1, characterized in that: The profile cutting device is equipped with a profile position sensor and a pressure sensor on the limiting baffle. The profile position sensor can sense the position of the profile product being conveyed along the profile feeding conveyor after cutting. The pressure sensor can sense the pressure applied to the limiting baffle by the front end of the profile to be cut. The profile position sensor and the pressure sensor communicate with the control system and transmit the profile position information after cutting and the pressure data applied by the profile to the limiting baffle to the control system. 3.The full-automatic production device for automobile sunroof rail according to claim 1, characterized in that: The profile cutting device is also equipped with at least one pair of guide rollers (17) on the cutting frame. The profile to be cut is clamped between each pair of guide rollers for conveying, guiding and straightening.

4. The full-automatic production equipment for sunroof rail of an automobile according to claim 1, characterized in that: The profile cutting device also includes a dust removal device, which includes a dust removal hood (181), a negative pressure fan, and a dust collection box (182). The dust removal hood is fixedly installed on the cutting machine frame. The opening of the dust removal hood is directly opposite to the cutting gap between the profile feeding conveyor line and the profile unloading conveyor line. The air inlet pipe of the negative pressure fan is connected to the dust removal hood. The air outlet pipe of the negative pressure fan is directly opposite to the upper opening of the dust collection box. The negative pressure fan can suck away the dust generated by the cutting saw blade when cutting the profile and discharge it into the dust collection box.

5. The full-automatic production equipment for automobile sunroof rail according to claim 1, characterized in that: Two drive rods (222) are installed at intervals along the length of the profile at the lower end of the bending moving mold. The lower sidewalls of the two drive rods are respectively formed with drive inclined surfaces (223). The bending fixed mold is also provided with drive rod slots. The bending cavity of the bending fixed mold is provided with clamping slides (216) on both sidewalls along the length of the profile. The two ends of the clamping slides are respectively connected to the drive rod slots (215) and the bending cavity. A clamping slider (217) is provided in the clamping slides that can slide along the length of the profile. A slider return spring (218) is also provided in the clamping slides. The slider return spring provides the clamping slider with an elastic return force to exit the bending cavity. The lower end of the drive rod is inserted into the drive rod slot, and the drive inclined surface on the lower sidewall of the drive rod is in close contact with the end of the clamping slider that extends into the drive rod slot. When the drive rod slides down, it can force the clamping slider to slide towards the bending cavity through the drive inclined surface, clamping both ends of the profile along the length of the profile in sync with the bending of the profile.

6. The fully automated production equipment for automotive sunroof guide rails according to claim 5, characterized in that: A buffer pad made of elastic material is also fixed on one end face of the clamping slider that extends into the bending cavity. 7.The full-automatic production device for automobile sunroof rail according to claim 1, characterized in that: The guide rail positioning device of the guide rail punching device includes a guide rail positioning carrier (36), a guide rail clamping block (362), and a guide rail clamping cylinder (363). The guide rail positioning carrier can be fixedly installed on the punching workbench. The guide rail positioning carrier is provided with a guide rail receiving groove (361) that matches the shape of the guide rail. The bottom surface of the receiving groove is provided with a material discharge channel that matches the punching head. Several sets of guide rail clamping blocks are provided in the side wall of the guide rail receiving groove that can slide relative to each other. The guide rail clamping cylinder is fixedly installed on the outer side wall of the guide rail positioning carrier. The guide rail clamping cylinder drives each guide rail clamping block to move synchronously to clamp or release the guide rail in the guide rail receiving groove. 8.The full-automatic sunroof rail production equipment according to claim 7, characterized in that: The punching workbench of the guide rail punching device is also equipped with a pull-out waste collection box. The upper opening of the waste collection box is directly opposite the guide rail positioning carrier, and the waste discharged from the material discharge channel of the guide rail positioning carrier can enter the waste collection box for collection. 9.The full-automatic production device for automobile sunroof rail according to claim 1, characterized in that: The product handling device consists of three spaced-apart robotic arms. 10.The full-automatic production device for automobile sunroof rail according to claim 1 or 9, characterized in that: Both the bending cavity of the profile bending device and the guide rail positioning device of the guide rail punching device are equipped with material receiving devices, which communicate with the control system.