A production line for on-board power distribution boxes with wires

Abstract

The embodiment of the present invention discloses a production line for a vehicle-mounted distribution box with wires, which is used to solve the technical problem that most of the processes of the existing vehicle-mounted distribution box with wires are completed by manual assembly, resulting in low production efficiency. The embodiment of the present invention includes a box body pretreatment assembly equipment, a distribution module assembly equipment, a connector assembly equipment, a low-voltage wire harness and distribution box harness assembly station, a high-voltage point fastening equipment in the box body, an upper cover assembly station, an upper cover screw locking equipment, an airtightness and insulation withstand voltage testing equipment, an internal resistance testing equipment, a barcode sticking equipment, a packaging station, a production conveyor belt, and a production jig located on the production conveyor belt; the box body pretreatment assembly equipment, the distribution module assembly equipment, the connector assembly equipment, the low-voltage wire harness and distribution box harness assembly station, the high-voltage point fastening equipment in the box body, the upper cover assembly station, the upper cover screw locking equipment, the airtightness and insulation withstand voltage testing equipment, the internal resistance testing equipment, the barcode sticking equipment, and the packaging station are connected by a production conveyor belt.

Description

Technical Field

[0001] The present invention relates to the technical field of power distribution box production, and in particular to a production line for a vehicle-mounted power distribution box with a wire. Background Art

[0002] The existing assembly of on-board power distribution boxes with wires involves multiple assembly processes, such as assembling power modules, assembling connectors, assembling wiring harnesses, and testing finished products. All of these assembly processes are currently operated manually. Specifically, the operator first takes a box body, then assembles the box body and the bracket with screws, and then assembles the power distribution module into the box body by screwing. Next, the operator assembles the low-voltage wiring harness and the distribution box wiring harness into the box body, and then closes the top cover on the box body and fixes the top cover on the box body by screwing. Finally, the assembled on-board power distribution box with wires is taken to the testing equipment by the operator for relevant testing. After the testing is completed, the on-board power distribution box with wires is packaged to complete the entire production process.

[0003] As can be seen from the above assembly process, the assembly process of the on-board power distribution box with wires is complicated, and the operation of the operator is time-consuming and labor-intensive, which seriously affects the production efficiency of the on-board power distribution box with wires.

[0004] Therefore, finding a production line for a vehicle-mounted power distribution box with wires that can solve the above technical problems has become an important topic studied by those skilled in the art. Summary of the Invention

[0005] The embodiment of the present invention discloses a production line for a vehicle-mounted power distribution box with a wire, which is used to solve the technical problem that most processes of the existing vehicle-mounted power distribution box with a wire are completed by manual assembly, resulting in low production efficiency.

[0006] An embodiment of the present invention provides a production line for a vehicle-mounted power distribution box with wiring, including box body pretreatment assembly equipment, power distribution module assembly equipment, connector assembly equipment, low-voltage wiring harness and distribution box wiring harness assembly stations, high-voltage point fastening equipment inside the box body, upper cover assembly stations, upper cover screw locking equipment, air tightness and insulation withstand voltage testing equipment, internal resistance testing equipment, barcode labeling equipment, packaging stations, a production conveyor belt, and a production jig located on the production conveyor belt;

[0007] The box body pretreatment assembly equipment, the distribution module assembly equipment, the connector assembly equipment, the low-voltage wire harness and distribution box wire harness assembly station, the high-voltage point fastening equipment in the box body, the upper cover assembly station, the upper cover screw locking equipment, the air tightness and insulation withstand voltage testing equipment, the internal resistance testing equipment, the barcode sticking equipment and the packaging station are connected by the production conveyor belt.

[0008] Optionally, the box body pre-processing assembly equipment includes a multi-axis robot, a box body loading area, a laser engraving machine, a bracket assembly device, an insulating paper loading device, and a thermal conductive sheet loading device;

[0009] The box body loading area, the laser engraving machine, the bracket assembly device, the insulating paper loading and transferring device, and the thermal conductive sheet loading device are arranged around the multi-axis robot.

[0010] Optionally, the stent assembly device includes a first screw locking manipulator, a positioning module, and a stent conveyor belt for conveying the stent;

[0011] The first screw locking manipulator is located on one side of the positioning module, the bracket conveyor belt is located on one side of the positioning module, the positioning module is used to position the box body grasped by the multi-axis robot, and the first screw locking manipulator is used to lock the bracket to the box body.

[0012] Optionally, the power distribution module assembly equipment includes a first workbench, a first screw locking and grasping manipulator, and a power distribution module loading device;

[0013] The first locking screw and the grasping robot and the distribution module loading device are installed on the first workbench. The distribution module loading device is used to load the distribution module. The first locking screw and the grasping robot are used to grasp the distribution module into the box body placed on the production jig and lock the distribution module in the box body.

[0014] Optionally, the connector assembly equipment includes a second workbench, a second screw locking and grasping manipulator, a flipping manipulator, a connector loading device and an assembly platform;

[0015] The second locking screw and grabbing robot, the flipping robot, the connector loading device and the assembly platform are all installed on the second workbench. The flipping robot is used to grab the box body from the production jig and place the box body on the assembly platform. The connector loading device is used to supply connectors. The second locking screw and grabbing robot are used to grab the connector to the box body and lock the connector to the box body.

[0016] Optionally, the high-pressure point fastening device in the box body includes a third workbench and a third screw locking manipulator;

[0017] The third screw locking manipulator is installed on the third workbench, and the third screw locking manipulator is used to lock screws and fix high-voltage points in the box body.

[0018] Optionally, the upper cover screw locking device includes a fourth workbench and a second screw locking manipulator;

[0019] The second screw locking manipulator is installed on the fourth workbench, and the second screw locking manipulator is used to lock and fix the upper cover on the box body.

[0020] Optionally, the air tightness and insulation withstand voltage testing equipment includes a fifth workbench, an air tightness testing device and an insulation withstand voltage testing device;

[0021] The air tightness testing device and the insulation and voltage withstand testing device are installed on the fifth workbench, and the air tightness testing device and the insulation and voltage withstand testing device are arranged side by side along the production conveyor belt.

[0022] Optionally, the internal resistance detection equipment includes a sixth workbench and an internal resistance testing device;

[0023] The internal resistance testing device is installed on the sixth workbench, and the internal resistance testing device is located on one side of the production conveyor belt.

[0024] Optionally, the barcode labeling equipment includes a seventh workbench, a first feeder for delivering barcodes, a second feeder for delivering first labels, a third feeder for delivering second labels, and a labeling robot;

[0025] The first feeder, the second feeder, the third feeder and the labeling robot are all installed on the seventh workbench;

[0026] The labeling robot is used to attach the barcode, the first label and the second label to the box body in sequence.

[0027] It can be seen from the above technical solutions that the embodiments of the present invention have the following advantages:

[0028] In this embodiment, the box body pretreatment assembly equipment first completes the carving, insulating paper and thermal conductive sheet processes on the box body. After completing the above processes, the box body is placed on the production jig and moved along the production conveyor belt to the distribution module assembly equipment. The distribution module assembly equipment assembles the distribution module into the box body. Then, the box body continues to be transported to the low-voltage wire harness and distribution box wire harness assembly station. At this station, the operator manually assembles the low-voltage wire harness and the distribution box wire harness into the box body. After the assembly is completed, the box body moves to the high-voltage point fastening device in the box body. The device fastens the high-voltage point in the box body. Subsequently, the box body moves to the upper cover assembly station. At this station, the operator seals the box body. First, connect the low-voltage wiring harness plug-in, then put the sealing ring on the box body, and then close the upper cover on the box body. After completing the above steps, the box body moves to the upper cover locking screw device, and the upper cover locking screw device locks the upper cover on the box body. Then, the box body moves to the air tightness and insulation withstand voltage testing equipment and the internal resistance testing equipment in turn. The above two devices complete the air tightness test, insulation withstand voltage test and internal resistance test on the box body respectively. After the test is completed, the box body moves to the barcode sticking equipment, and the barcode sticking equipment sticks barcodes and labels on the box body. At this point, the assembly of the on-board distribution box with wires is completed. The assembled on-board distribution box with wires is moved to the packaging station and the operator packages it. Through the above design, the degree of assembly automation of the on-board distribution box with wires can be greatly improved, manual operation can be reduced as much as possible, and the production efficiency of the on-board distribution box without wires can be effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0030] Figure 1 This is a structural diagram of a production line for a vehicle-mounted power distribution box with a wire provided in an embodiment of the present invention;

[0031] Figure 2 This is a structural schematic diagram of a box body pre-processing and assembly device in a production line of a vehicle-mounted power distribution box with a line provided in an embodiment of the present invention;

[0032] Figure 3 This is a structural diagram of a box body in a positioning module in a box body pre-processing and assembly device in a production line of a vehicle-mounted power distribution box with a line provided in an embodiment of the present invention;

[0033] Figure 4 A connector assembly device in a production line of a wired vehicle-mounted power distribution box provided in an embodiment of the present invention;

[0034] Illustration: Box pretreatment assembly equipment 1; multi-axis robot 101; box loading area 102; laser engraving machine 103; insulating paper loading device 104; thermal conductive sheet loading device 105; bracket assembly device 106; first screw locking robot 1061; positioning module 1062; bracket conveyor belt 1063; distribution module assembly equipment 2; connector assembly equipment 3; flip robot 301; second screw locking and grasping robot 302; connector loading device 303; assembly platform 304; low-voltage wiring harness and distribution box wiring harness assembly station 4; box body high-voltage point fastening equipment 5; upper cover assembly station 6; upper cover screw locking equipment 7; air tightness and insulation withstand voltage testing equipment 8; internal resistance testing equipment 9; barcode sticking equipment 10; packaging station 11; production conveyor belt 12; box body A; bracket B. DETAILED DESCRIPTION

[0035] The embodiment of the present invention discloses a production line for a vehicle-mounted power distribution box with a wire, which is used to solve the technical problem that most processes of the existing vehicle-mounted power distribution box with a wire are completed by manual assembly, resulting in low production efficiency.

[0036] In order to enable those skilled in the art to better understand the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0037] See also Figures 1 to 4 , an embodiment of the present invention provides a production line for a vehicle-mounted power distribution box with a line, comprising:

[0038] Box body pretreatment assembly equipment 1, distribution module assembly equipment 2, connector assembly equipment 3, low-voltage wiring harness and distribution box wiring harness assembly station 4, box body high-voltage point fastening equipment 5, upper cover assembly station 6, upper cover screw locking equipment 7, air tightness and insulation withstand voltage testing equipment 8, internal resistance testing equipment 9, barcode sticking equipment 10, packaging station 11, production conveyor belt 12 and production jigs located on the production conveyor belt 12;

[0039] The box body pretreatment assembly equipment 1, the distribution module assembly equipment 2, the connector assembly equipment 3, the low-voltage wire harness and distribution box wire harness assembly station 4, the high-voltage point fastening equipment 5 in the box body, the upper cover assembly station 6, the upper cover screw locking equipment 7, the air tightness and insulation withstand voltage testing equipment 8, the internal resistance testing equipment 9, the barcode sticking equipment 10 and the packaging station 11 are connected by the production conveyor belt 12.

[0040] It should be noted that the above-mentioned low-voltage wire harness and distribution box wire harness assembly station 4, upper cover assembly station 6 and packaging station 11 are all manually operated stations.

[0041] At the assembly station for the low-voltage wiring harness and the distribution box wiring harness, the operator assembles the low-voltage wiring harness and the distribution box wiring harness onto the box body using an electric screwdriver;

[0042] At the upper cover assembly station 6, the operator first connects the low-voltage wiring harness plug-in, then sets the sealing ring on the box body, and then closes the upper cover on the box body;

[0043] At the packaging station 11, the operator uses foam to package and cut the on-board distribution box with wires.

[0044] In addition, in this embodiment, the production conveyor belt 12 and the positions corresponding to each device and work station are provided with lifting platforms that can allow the production jig to be lifted.

[0045] In this embodiment, the box body pretreatment assembly equipment 1 first completes the engraving, insulating paper and thermal conductive sheet processes on the box body. After completing the above processes, the box body is placed on the production jig and moved along the production conveyor belt 12 to the distribution module assembly equipment 2. The distribution module assembly equipment 2 assembles the distribution module into the box body. Then, the box body continues to be transported to the low-voltage wire harness and distribution box wire harness assembly station 4. At this station, the operator manually assembles the low-voltage wire harness and the distribution box wire harness into the box body. After the assembly is completed, the box body moves to the high-voltage point fastening device 5 in the box body. The device fastens the high-voltage point in the box body. Subsequently, the box body moves to the upper cover assembly station 6. At this station, the operator first Docking the low-voltage wiring harness plug-in, then putting the sealing ring on the box body, and then closing the upper cover on the box body. After completing the above steps, the box body moves to the upper cover locking screw device 7, and the upper cover locking screw device 7 locks the upper cover on the box body. Then, the box body moves to the air tightness and insulation withstand voltage testing device 8 and the internal resistance testing device 9 in turn. The above two devices complete the air tightness test, insulation withstand voltage test and internal resistance test on the box body respectively. After completing the test, the box body moves to the barcode sticking device 10, and the barcode sticking device 10 sticks barcodes and labels on the box body. At this point, the on-board power distribution box with wires is assembled. The assembled on-board power distribution box with wires moves to the packaging station 11, and the operator packages it. Through the above design, the degree of assembly automation of the on-board power distribution box with wires can be greatly improved, manual operation can be reduced as much as possible, and the production efficiency of the on-board power distribution box without wires can be effectively improved.

[0046] Furthermore, the box body pretreatment assembly equipment 1 in this embodiment includes a multi-axis robot 101, a box body loading area 102, a laser engraving machine 103, a bracket assembly device 106, an insulating paper loading device 104 and a thermal conductive sheet loading device 105;

[0047] The box loading area 102 , the laser engraving machine 103 , the bracket assembly device 106 , the insulating paper loading and transferring device, and the thermal conductive sheet loading device 105 are arranged around the multi-axis robot 101 .

[0048] It should be noted that the multi-axis robot 101 grabs the box body from the box body loading area 102 and places it on the laser engraving machine 103. The laser engraving machine 103 performs laser engraving on the box body. After the laser engraving is completed, the multi-axis robot 101 places the box body on the bracket assembly device 106. The bracket assembly device 106 assembles the bracket to the box body. Subsequently, the multi-axis robot 101 places the box body after the bracket assembly is completed on the production jig. Next, the multi-axis robot 101 grabs the insulating paper from the insulating paper loading device 104 and sticks the insulating paper to the box body. The multi-axis robot 101 grabs the thermal conductive sheet from the thermal conductive sheet loading device 105 and sticks it to the box body.

[0049] In addition, the insulating paper feeding device 104 in this embodiment is actually a feeder, and the thermal conductive sheet feeding device 105 is specifically a conveyor belt.

[0050] Furthermore, the stent assembly device 106 in this embodiment includes a first screw locking robot 1061 , a positioning module 1062 , and a stent conveyor belt 1063 for conveying the stent;

[0051] The first screw locking manipulator 1061 is located on one side of the positioning module 1062, and the bracket conveyor belt 1063 is located on one side of the positioning module 1062. The positioning module 1062 is used to position the box body grasped by the multi-axis robot 101, and the first screw locking manipulator 1061 is used to lock the bracket to the box body.

[0052] It should be noted that the working principle of the bracket assembly device 106 in this embodiment is:

[0053] The bracket conveyor belt 1063 delivers the bracket, the multi-axis robot 101 places the box body on the positioning module 1062, and the multi-axis robot 101 places the bracket on the box body, and then the first screw locking robot 1061 locks the bracket to the box body.

[0054] Furthermore, the power distribution module assembly equipment 2 in this embodiment includes a first workbench, a first screw locking and grasping manipulator, and a power distribution module loading device;

[0055] The first locking screw and the grasping robot and the distribution module loading device are installed on the first workbench. The distribution module loading device is used to load the distribution module. The first locking screw and the grasping robot are used to grasp the distribution module into the box body placed on the production jig and lock the distribution module in the box body.

[0056] It should be noted that the working principle of the power distribution module assembly device 2 in this embodiment is:

[0057] The first locking screw and the grasping robot grasp the power distribution module from the power distribution module loading device and place the power distribution module into the box body. Then the first locking screw and the grasping robot lock the power distribution module into the box body.

[0058] Furthermore, the connector assembly equipment 3 in this embodiment includes a second workbench, a second screw locking and grasping robot 302, a flip robot 301, a connector loading device 303 and an assembly platform 304;

[0059] The second locking screw and grasping robot 302, the flipping robot 301, the connector loading device 303 and the assembly platform 304 are all installed on the second workbench. The flipping robot 301 is used to grab the box body from the production jig and place the box body on the assembly platform 304. The connector loading device 303 is used to supply connectors. The second locking screw and grasping robot 302 are used to grab the connector to the box body and lock the connector to the box body.

[0060] It should be noted that the working principle of the connector assembly device 3 in this embodiment is:

[0061] The flipping robot 301 takes the box body out of the production jig, flips the box body to a preset angle, and places it on the assembly platform 304. Then, the second locking screw and grasping robot 302 takes the connector from the connector loading device 303 and places it on the box body, and locks the connector on the box body. After completing the connector assembly, the flipping robot 301 places the box body back into the production jig.

[0062] Furthermore, the high-pressure point fastening device 5 in the box body in this embodiment includes a third workbench and a third screw locking manipulator;

[0063] The third screw locking manipulator is installed on the third workbench, and the third screw locking manipulator is used to lock screws and fix high-voltage points in the box body.

[0064] It should be noted that the working principle of the high-pressure point fastening device 5 in the box body in this embodiment is:

[0065] The third screw locking manipulator is aligned with the position of the high pressure point in the box body, and then the screw is tightened to tighten the high pressure point.

[0066] Furthermore, the upper cover screw locking device 7 in this embodiment includes a fourth workbench and a second screw locking manipulator;

[0067] The second screw locking manipulator is installed on the fourth workbench, and the second screw locking manipulator is used to lock and fix the upper cover on the box body.

[0068] It should be noted that the working principle of the upper cover screw locking device 7 in this embodiment is:

[0069] The second screw locking robot locks the upper cover to the box body. After completing this process, the basic assembly of the vehicle-mounted power distribution box with wires is completed.

[0070] Furthermore, the air tightness and insulation withstand voltage testing equipment 8 includes a fifth workbench, an air tightness testing device and an insulation withstand voltage testing device;

[0071] The air tightness testing device and the insulation and voltage withstand testing device are installed on the fifth workbench, and the air tightness testing device and the insulation and voltage withstand testing device are arranged side by side along the production conveyor belt 12 .

[0072] It should be noted that the above-mentioned air tightness testing device and insulation withstand voltage testing device respectively perform air tightness testing and insulation withstand voltage testing on the assembled on-board power distribution box with wires.

[0073] Furthermore, the internal resistance detection device 9 in this embodiment includes a sixth workbench and an internal resistance testing device;

[0074] The internal resistance testing device is installed on the sixth workbench, and the internal resistance testing device is located on one side of the production conveyor belt 12 .

[0075] It should be noted that the above-mentioned internal resistance testing device performs internal resistance testing on the assembled on-board power distribution box with wires.

[0076] Furthermore, the barcode labeling device 10 in this embodiment includes a seventh workbench, a first feeder for delivering barcodes, a second feeder for delivering first labels, a third feeder for delivering second labels, and a labeling robot;

[0077] The first feeder, the second feeder, the third feeder and the labeling robot are all installed on the seventh workbench;

[0078] The labeling robot is used to attach the barcode, the first label and the second label to the box body in sequence.

[0079] It should be noted that the working principle of the barcode sticking device 10 in this embodiment is as follows:

[0080] The labeling robot sequentially attaches the barcode, the first label, and the second label to the box body.

[0081] The above is a detailed introduction to a vehicle-mounted distribution box production line with wires provided by the present invention. For those skilled in the art, according to the ideas of the embodiments of the present invention, there may be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A production line for on-board power distribution boxes with wires, characterized in that: It includes box body pretreatment assembly equipment, distribution module assembly equipment, connector assembly equipment, low-voltage wire harness and distribution box wire harness assembly station, high-voltage point fastening equipment in the box body, upper cover assembly station, upper cover screw locking equipment, air tightness and insulation withstand voltage testing equipment, internal resistance testing equipment, barcode sticking equipment, packaging station, production conveyor belt and production jigs located on the production conveyor belt; The box body pretreatment assembly equipment, the power distribution module assembly equipment, the connector assembly equipment, the low-voltage wire harness and distribution box wire harness assembly station, the box body high-voltage point fastening equipment, the upper cover assembly station, the upper cover screw locking equipment, the air tightness and insulation withstand voltage testing equipment, the internal resistance testing equipment, the barcode sticking equipment and the packaging station are connected by the production conveyor belt; The box body pretreatment assembly equipment includes a multi-axis robot, a box body loading area, a laser engraving machine, a bracket assembly device, an insulating paper loading device and a thermal conductive sheet loading device; The box loading area, the laser engraving machine, the bracket assembly device, the insulating paper loading and transferring device, and the thermal conductive sheet loading device are arranged around the multi-axis robot; The power distribution module assembly equipment includes a first workbench, a first screw locking and grasping manipulator, and a power distribution module loading device; The first locking screw and the grasping robot and the distribution module loading device are installed on the first workbench. The distribution module loading device is used to load the distribution module. The first locking screw and the grasping robot are used to grasp the distribution module into the box body placed on the production jig and lock the distribution module in the box body.

2. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The stent assembly device includes a first screw locking manipulator, a positioning module, and a stent conveyor belt for conveying the stent; The first screw locking manipulator is located on one side of the positioning module, the bracket conveyor belt is located on one side of the positioning module, the positioning module is used to position the box body grasped by the multi-axis robot, and the first screw locking manipulator is used to lock the bracket to the box body.

3. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The connector assembly equipment includes a second workbench, a second screw locking and grasping manipulator, a flipping manipulator, a connector loading device and an assembly platform; The second locking screw and grabbing robot, the flipping robot, the connector loading device and the assembly platform are all installed on the second workbench. The flipping robot is used to grab the box body from the production jig and place the box body on the assembly platform. The connector loading device is used to supply connectors. The second locking screw and grabbing robot are used to grab the connector to the box body and lock the connector to the box body.

4. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The high-pressure point fastening device in the box body includes a third workbench and a third screw locking manipulator; The third screw locking manipulator is installed on the third workbench, and the third screw locking manipulator is used to lock screws and fix high-voltage points in the box body.

5. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The upper cover screw locking device includes a fourth workbench and a second screw locking manipulator; The second screw locking manipulator is installed on the fourth workbench, and the second screw locking manipulator is used to lock and fix the upper cover on the box body.

6. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The air tightness and insulation withstand voltage testing equipment includes a fifth workbench, an air tightness testing device and an insulation withstand voltage testing device; The air tightness testing device and the insulation and voltage withstand testing device are installed on the fifth workbench, and the air tightness testing device and the insulation and voltage withstand testing device are arranged side by side along the production conveyor belt.

7. The production line of on-board power distribution box with wires according to claim 1, characterized in that: The internal resistance detection equipment includes a sixth workbench and an internal resistance testing device; The internal resistance testing device is installed on the sixth workbench, and the internal resistance testing device is located on one side of the production conveyor belt.

8. The production line of on-board power distribution boxes with wires according to claim 1, characterized in that: The barcode labeling equipment includes a seventh workbench, a first feeder for delivering barcodes, a second feeder for delivering first labels, a third feeder for delivering second labels, and a labeling robot; The first feeder, the second feeder, the third feeder and the labeling robot are all installed on the seventh workbench; The labeling robot is used to attach the barcode, the first label and the second label to the box body in sequence.

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