Intelligent cabinet U shell production line

Abstract

The invention provides an intelligent cabinet U shell production line which comprises a feeding station, a punching station, an overturning station, a rolling mill, a Z / L bending machine and a U bending machine which are sequentially arranged, a six-axis robot is arranged on the feeding station, a seventh-axis moving device is arranged at the bottom of the six-axis robot, six bearing frames are arranged on the feeding station in total, and the seventh-axis moving device is arranged on the bottom of the seventh-axis moving device. Each material bearing frame is provided with a three-layer structure, and different plates are placed on each layer. As a further preferable technical scheme of the technical scheme, three material bearing frames are arranged on one side of the feeding station, one material bearing frame is arranged on one section of the feeding station, two material bearing frames are arranged on the other side of the feeding station, a roller conveying plate is arranged on one sides of the two material bearing frames, and the roller conveying plate is connected to the punching station.

Description

Technical Field

[0001] The present invention belongs to the technical field of intelligent cabinet production, and in particular relates to an intelligent cabinet U-shell production line. Background Art

[0002] With the development of industrial automation, intelligent production lines are playing an increasingly important role in improving production efficiency, reducing costs and ensuring product quality. Especially in the cabinet manufacturing industry, U-shells are an important part of cabinets, and their production efficiency and quality directly affect the performance and market competitiveness of the final product. However, the existing U-shell production lines have some shortcomings in terms of automation, production flexibility and operational safety. Summary of the invention

[0003] The main purpose of the present invention is to provide a smart cabinet U-shell production line for efficiently producing the U-shells required for the smart cabinets.

[0004] In order to achieve the above objectives, the present application provides a smart cabinet U-shell production line, which includes a loading station, a punching station, a flipping station, a rolling machine, a Z / L bending machine, and a U-folding machine arranged in sequence. The loading station is provided with a six-axis robot, and a seventh-axis moving device is provided at the bottom of the six-axis robot. A total of six material receiving racks are arranged on the loading station, and each material receiving rack is provided with a three-layer structure, and different sheets are placed on each layer.

[0005] As a further preferred technical solution of the above technical solution, three material receiving racks are arranged on one side of the loading station, one section of the loading station is arranged with a material receiving rack, and two material receiving racks are arranged on the other side of the loading station, and a roller conveyor plate is arranged on one side of the two material receiving racks, and the roller conveyor plate is connected to the punching station.

[0006] As a further preferred technical solution of the above technical solution, the punching station includes a punching die frame and a belt conveyor device. The punching die frame is distributed on both sides of the conveyor device, and a punching die is installed on the punching die frame through two cylindrical locating pins.

[0007] As a further preferred technical solution of the above technical solution, the flipping station is used to flip the sheet material 180° after punching and cutting. The flipping station uses a pneumatic flipping machine to flip the sheet material after punching and cutting. The output side roller of the flipping station adopts a PU-coated polyurethane roller. The roller spacing is not more than 150mm, the roller diameter is not less than 60mm, and the roller transmission mode is flat belt one-side transmission.

[0008] As a further preferred technical solution of the above technical solution, a double-plate detection device is provided at the front end of the rolling mill, and a protective cover is provided at the periphery of the rolling mill.

[0009] As a further preferred technical solution of the above technical solution, the Z / L bending machine includes two sets of bending units symmetrically installed on both sides, the bending units include a clamping die and a bending die, the clamping die and the bending die are driven by a cylinder, and the relative distance between the two sets of bending units can be adjusted by a servo motor and a screw rod.

[0010] As a further preferred technical solution of the above technical solution, a pneumatic locking device is arranged on the operating side of the U-folding machine, the U-folding machine is provided with two sets of U-folding devices, the position between the two sets of U-folding devices is adjustable, and the movement of the U-folding device is guided by a ball-type linear guide.

[0011] As a further preferred technical solution of the above technical solution, a U-shell blanking device is further provided after the U-folding machine, and the U-shell blanking device is used to blank the formed U-shaped box shell.

[0012] In view of the shortcomings of the prior art, the present invention provides a new type of intelligent cabinet U shell production line. The production line includes key technical features such as a loading station, a punching station, a flipping station, a rolling mill, a Z / L bending machine, a U folding machine and a U shell unloading device. Through the innovative combination of these components, the production line of the present invention achieves the following technical advantages: the application of a six-axis robot and a seventh-axis moving device realizes automatic loading and precise positioning, and improves production efficiency and operational safety. The design of the multi-layer material support rack enables sheets of different specifications to be stored and processed at the same time, thereby improving the flexibility of the production line. The use of a pneumatic flipping machine and a PU-coated polyurethane roller ensures the smooth flipping and conveying of the sheet after punching. The setting of a double-plate detection device and a protective cover improves the operational safety and reliability of the rolling mill. The bending unit and the servo motor cooperate with the screw adjustment mechanism, so that the Z / L bending machine can adapt to the bending requirements of different specifications. The pneumatic locking device on the operating side of the U folding machine and the ball-type linear guide guide ensure the stability and accuracy of the U folding process.

[0013] In summary, the intelligent cabinet U-shell production line of the present invention significantly improves the automation level, production flexibility and operational safety of the production line through a series of innovative designs, meeting the needs of the modern cabinet manufacturing industry for efficient, safe and flexible production. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a smart cabinet U-shell production line provided by the present invention;

[0015] Figure 2 This is a schematic diagram of the structure of a loading station provided by the present invention;

[0016] Figure 3 It is a schematic diagram of the structure of a punching station provided by the present invention;

[0017] Figure 4 This is a schematic diagram of a flipping station structure provided by the present invention;

[0018] Figure 5 It is a structural schematic diagram of a rolling mill provided by the present invention;

[0019] Figure 6 It is a structural schematic diagram of a Z / L bending machine 5 provided by the present invention;

[0020] Figure 7 It is a structural schematic diagram of a U-folding machine provided by the present invention. DETAILED DESCRIPTION

[0021] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles of the present invention defined in the following description can be applied to other embodiments, variations, improvements, equivalents, and other technical solutions that do not deviate from the spirit and scope of the present invention.

[0022] See attached figure Figure 1 , Figure 1 This is a schematic diagram of the structure of a smart cabinet U shell production line provided by the present invention. Figure 1 As shown, a smart cabinet U-shell production line provided in the present application includes a loading station 1, a punching station 2, a flipping station 3, a rolling machine 4, a Z / L bending machine 5, and a U-folding machine 6 which are arranged in sequence.

[0023] like Figure 2 As shown, the loading station 1 is provided with a six-axis robot 11, a seventh-axis moving device is provided at the bottom of the six-axis robot, and a total of six material receiving racks 12 are provided on the loading station 1, each material receiving rack is provided with a three-layer structure, and different sheets are placed on each layer.

[0024] The material rack has a fixing device at the contact point with the ground, which is fixed with expansion bolts. Each group of material racks is designed with 3 layers, which can hold a total of 18 kinds of sheet materials. The height of each layer of sheet materials does not exceed 100 sheets (0.5mm thick per sheet), and the height of each layer of material is 50mm. The design height meets the requirements of robot picking and forklift unloading. The function of the equipment is to transport the sheets piled on the material rack to the positioning platform through the robot driven suction cup. A double-plate detection device is set to detect the sheet materials to prevent the double-plate from damaging the equipment. The positioning platform is designed to be belt-driven roller to transport the sheet materials. The effective width of the roller meets the widest sheet material agreed. The transmission uses a variable frequency motor wrapped with polyurethane roller. When designing, pay attention to the support device to prevent the front section of the sheet material from being inserted into the gap between the two rollers when the sheet material is output. A pneumatic initial positioning device is set in the feeding roller line to automatically position the sheet material on one side to ensure that the sheet material enters the original position of punching accurately. The suction cup arrangement meets the maximum and minimum product specifications and is arranged in 2-3 rows. Each group of 2 suction cups can automatically switch.

[0025] As a further preferred technical solution of the above technical solution, three material receiving racks are arranged on one side of the loading station 1, one section of the loading station 1 is arranged with a material receiving rack, and two material receiving racks are arranged on the other side of the loading station 1, and a roller conveyor plate is arranged on one side of the two material receiving racks, and the roller conveyor plate is connected to the punching station 2.

[0026] As a further preferred technical solution of the above technical solution, the punching station 2 includes a punching die frame 21 and a belt conveyor 22. The punching die frame is distributed on both sides of the conveyor, and a punching die is installed on the punching die frame through two cylindrical locating pins.

[0027] Punching station 2 is mainly responsible for punching the characteristic cuts of the side sheet. The number of punching die frames is 10 presses, which mainly punch the four corners of the sheet and the front and rear cuts of the U-shell bending U, the hinge hole at the hinge, and the upper mounting hole on the rear side. In the width direction, the positioning side die frame is fixed, and the other side can be adjusted as a whole. The adjustment method adopts servo automatic adjustment; the length direction can be servo-adjusted, and the adjustment adopts servo motor centering adjustment; the movement of all devices adopts linear guide rails and ball screws to ensure the adjustment accuracy; the installation of the punching die adopts a quick-change die mechanism, and all die replacements in this section adopt the rear-entry type. The positioning of the punching die and the punching die frame is positioned by 2 cylindrical positioning pins for easy replacement. The hydraulic control system of each section of the punching die frame is controlled separately, and the action selection of the die is automatically selected according to the product model. There is no need for manual adjustment or opening and closing of the valve to prevent manual operation errors. The punching force of the press is designed to be at least 30% larger than the required punching force. Each punching die frame is equipped with a sensor to detect the open and closed position signals of the die.

[0028] Punching station 2 is also equipped with two scrap trolleys.

[0029] As a further preferred technical solution of the above technical solution, the flipping station 3 is used to flip the sheet material 180° after punching and cutting. The flipping station 3 uses a pneumatic flipping machine to flip the sheet material after punching and cutting. The output side roller of the flipping station 3 adopts a PU-coated polyurethane roller. The roller spacing is not more than 150mm, the roller diameter is not less than 60mm, and the roller transmission method is flat belt one-side transmission.

[0030] The flipping station 3 is mainly responsible for flipping the blanked sheet 180 degrees, and then entering the next process. The blanked sheet is flipped 180 degrees to play a side positioning role, and the blanking burr direction is upward, and is located on the inner side of the box body after roller forming;

[0031] As a further preferred technical solution of the above technical solution, a double-plate detection device is provided at the front end of the rolling mill 4 , and a protective cover is provided at the periphery of the rolling mill 4 .

[0032] Before rolling, a double plate detection device is set to detect the material plate to prevent the double plate from damaging the equipment; the roller surface is vacuum heat treated. The roller mill 4 is covered by 4 sets of shields that can slide longitudinally to change positions to prevent noise and dust pollution. The roller is formed by 30 sets of main wheels; the focus is on ensuring the product's roller groove process quality requirements and long-term stable and reliable operation. The roller surface must be vacuum heat treated, and the hardness reaches HRC56-62. The material is SKH51. There is no need to adjust the roller during the service life of the roller, and there is no deviation in the size of the plate after forming.

[0033] As a further preferred technical solution of the above technical solution, the Z / L bending machine 5 includes two sets of bending units 51 symmetrically installed on both sides, and the bending units include a clamping die and a bending die, which are driven by a cylinder, and the relative distance between the two sets of bending units can be adjusted by a servo motor and a screw rod.

[0034] As a further preferred technical solution of the above technical solution, a pneumatic locking device is arranged on the operating side of the U-folding machine 6, and the U-folding machine 6 is provided with two sets of U-folding devices, the position between the two sets of U-folding devices is adjustable, and the movement of the U-folding device is guided by a ball-type linear guide.

[0035] As a further preferred technical solution of the above technical solution, a U-shell blanking device is further provided after the U-folding machine 6, and the U-shell blanking device is used to blank the formed U-shaped box shell.

[0036] The bending press knife of the U-folding machine 6 is designed according to the user's product. The upper press knife of the width direction bending of different product sizes avoids the gap and opens an avoidance gap. Different sizes do not require manual adjustment.

[0037] In view of the shortcomings of the prior art, the present invention provides a new type of intelligent cabinet U shell production line. The production line includes key technical features such as a loading station 1, a punching station 2, a turning station 3, a rolling mill 4, a Z / L bending machine 5, a U folding machine 6 and a U shell unloading device. Through the innovative combination of these components, the production line of the present invention achieves the following technical advantages: the application of a six-axis robot and a seventh-axis moving device realizes automatic loading and precise positioning, and improves production efficiency and operational safety. The design of a multi-layer material support rack enables sheets of different specifications to be stored and processed at the same time, thereby improving the flexibility of the production line. The use of a pneumatic turning machine and a PU-coated polyurethane roller ensures the smooth turning and conveying of the sheet after punching. The setting of a double-plate detection device and a protective cover improves the operational safety and reliability of the rolling mill 4. The bending unit and the servo motor cooperate with the screw adjustment mechanism, so that the Z / L bending machine 5 can adapt to the bending requirements of different specifications. The pneumatic locking device on the operating side of the U folding machine 6 and the ball-type linear guide guide ensure the stability and accuracy of the U folding process.

[0038] In summary, the intelligent cabinet U-shell production line of the present invention significantly improves the automation level, production flexibility and operational safety of the production line through a series of innovative designs, meeting the needs of the modern cabinet manufacturing industry for efficient, safe and flexible production.

[0039] For those skilled in the art, it is still possible to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A smart cabinet U shell production line, characterized in that: It includes a loading station, a punching station, a flipping station, a rolling machine, a Z / L bending machine, and a U-folding machine which are arranged in sequence. The loading station is provided with a six-axis robot, and a seventh-axis moving device is arranged at the bottom of the six-axis robot. A total of six material receiving racks are arranged on the loading station, and each material receiving rack has a three-layer structure, and different sheets are placed on each layer.

2. The intelligent cabinet U shell production line according to claim 1 is characterized in that: Three material receiving racks are arranged on one side of the loading station, one section of the loading station is arranged with a material receiving rack, and two material receiving racks are arranged on the other side of the loading station. A roller conveying plate is arranged on one side of the two material receiving racks, and the roller conveying plate is connected to the punching station.

3. The intelligent cabinet U shell production line according to claim 2 is characterized in that: The punching station comprises a punching die frame and a belt conveyor device. The punching die frame is distributed on both sides of the conveyor device. The punching die frame is provided with a punching die through two cylindrical positioning pins.

4. The intelligent cabinet U shell production line according to claim 3 is characterized in that: The flipping station is used to flip the sheet material 180° after punching and cutting. The flipping station uses a pneumatic flipping machine to flip the sheet material after punching and cutting. The output side roller of the flipping station adopts a PU-coated polyurethane roller. The roller spacing is not more than 150mm, the roller diameter is not less than 60mm, and the roller transmission method is flat belt one-side transmission.

5. The intelligent cabinet U shell production line according to claim 4 is characterized in that: A double-plate detection device is arranged at the front end of the rolling mill, and a protective cover is arranged at the periphery of the rolling mill.

6. The intelligent cabinet U shell production line according to claim 5 is characterized in that: The Z / L bending machine includes two sets of bending units symmetrically installed on both sides, the bending units include a clamping die and a bending die, the clamping die and the bending die are driven by a cylinder, and the relative distance between the two sets of bending units can be adjusted by a servo motor and a screw rod.

7. The intelligent cabinet U shell production line according to claim 6 is characterized in that: A pneumatic locking device is arranged on the operating side of the U-folding machine. The U-folding machine is provided with two sets of U-folding devices. The position between the two sets of U-folding devices is adjustable. The movement of the U-folding devices is guided by ball-type linear guide rails.

8. The intelligent cabinet U shell production line according to claim 7 is characterized in that: A U-shell blanking device is also provided after the U-folding machine, and the U-shell blanking device is used to blank the formed U-shaped box shell.

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