Automatic coding assembling and welding tool for precise injection molding of automobile parts

Abstract

The utility model provides an automatic coding assembling and welding tool for precise injection molding of automobile parts, and belongs to the technical field of automobile parts. The automatic coding assembling and welding tool for precise injection molding of the automobile parts comprises a workbench, a flange storage rack, a pre-pressing mechanism and a welding machine. A first manipulator is arranged on one side of the rotating table, a code printing station is arranged on the other side of the first manipulator, a code printer is mounted at the code printing station, a discharging station is arranged at one end of the rotating table, and a grabbing station is arranged at the other end of the rotating table; the flange storage rack is provided with a material taking station, and an angle rotating station is installed under the pre-pressing mechanism. A welding station is arranged on one side of the welding machine, and an inductor used for detecting a workpiece is installed on one side of the welding jig. The structure is simple and practical, cost performance is high, reliability is high, and maintenance is easy; the flange and the base are automatically assembled and welded, the code printing function is achieved, the production period is shortened, the production efficiency is improved, and operation manpower is reduced.

Description

Technical Field

[0001] The present application relates to the field of automotive parts, and more specifically, to an assembly and welding tool for automatic coding for precision injection molding of automotive parts. Background Art

[0002] At present, with the development of science and technology, more and more auto parts are being replaced by plastic instead of steel. Coding on parts is a routine requirement. In the injection molding industry, in the assembly process of some toothed pulley flanges and bases, the flanges and bases are welded together at a positive angle and with the same hole number. Generally, the coding is done manually offline; then the flanges and bases are welded together at the correct angle manually.

[0003] The above-mentioned existing technical solutions have the following defects: due to a series of shortcomings such as low manual operation efficiency, continuously rising labor costs, and fatigue of operators due to continuous operation, the industry has gradually promoted online automatic coding and automatic welding methods. Utility Model Content

[0004] In order to make up for the above shortcomings, the present application provides an assembly and welding tool for automatic coding for precision injection molding of automotive parts, aiming to improve the problems of low operating efficiency, continuously rising labor costs and fatigue of operators due to continuous operation.

[0005] The embodiment of the present application provides an assembly and welding tool for automatic coding for precision injection molding of automotive parts, comprising a workbench, a flange storage rack, a pre-pressing mechanism, and a welding machine;

[0006] A first manipulator is installed on the upper surface of the workbench, a rotating table is installed on one side of the first manipulator, a coding station is provided on the other side of the first manipulator, a coding device is installed at the coding station, a material discharge station is provided at one end of the rotating table, and a gripping station is provided at the other end of the rotating table;

[0007] The flange storage rack is arranged on one side of the workbench, and the flange storage rack is provided with a material picking station, a material picking and transplanting mechanism is provided on one side of the material picking and transplanting mechanism, and a positioning tool is provided on one side of the material picking and transplanting mechanism; a second manipulator for grabbing flanges is installed between the workbench and the flange storage rack, a pending product box for recovering flanges is installed on one side of the second manipulator, and a CCD detection camera for detecting flanges is installed on the other side of the second manipulator; an angle rotation station is installed directly below the pre-pressing mechanism;

[0008] A welding station is provided on one side of the welding machine, a welding jig is installed on the welding station, a synchronous transfer mechanism is installed between the welding station and the angle rotation station, and a sensor for detecting the workpiece is installed on one side of the welding jig.

[0009] In a preferred embodiment of the present invention, a material discharge mechanism is provided directly above the material discharge station, a first rotating mechanism is fixed to the workbench, and the rotating table is horizontally mounted on a rotating shaft of the first rotating mechanism.

[0010] In a preferred embodiment of the present invention, the material taking and transplanting mechanism includes

[0011] a first slide rail arranged horizontally, wherein the first slide rail is fixed to one side of the flange storage rack;

[0012] a first sliding block slidably connected to the first sliding rail, wherein the first sliding block is fixedly mounted with a pneumatic clamp for grasping the flange;

[0013] An electric push rod is fixedly connected to the first slide rail, and a movable end of the electric push rod is connected to the first sliding block.

[0014] In a preferred embodiment of the present invention, the angle rotation station is equipped with a second rotation mechanism, a base placement rack is fixedly mounted on the rotation axis of the second rotation mechanism, and a positioning hole corresponding to the base is opened on the base placement rack.

[0015] In a preferred embodiment of the present invention, the first manipulator and the second manipulator are both four-axis manipulators, and the first rotating mechanism and the second rotating mechanism are both servo motors.

[0016] In a preferred embodiment of the present invention, the synchronous transplanting mechanism includes

[0017] a second slide rail arranged horizontally, wherein the second slide rail is fixed to one side of the workbench;

[0018] a second slide block slidably connected to the second slide rail, wherein the second slide block is fixedly mounted with a pneumatic clamp for grabbing the pre-pressed workpiece;

[0019] A pneumatic push rod is fixedly connected to the second slide rail, and a movable end of the pneumatic push rod is connected to the second sliding block.

[0020] In a preferred embodiment of the present invention, the welding machine includes a welding head and a lifter, the welding head is installed at the movable end of the lifter, the welding head is arranged directly above the welding station, a welding slag collection tank is provided on the surface of the welding station, and a filter mesh plate is laid on the upper end of the welding slag collection tank.

[0021] Beneficial effect: The present application provides an assembly welding tool for automatic coding for precision injection molding of automotive parts. The material picking and transferring mechanism grabs a flange with a hole number corresponding to the base from the material picking station; the material picking and transferring mechanism operates to place the flange on the positioning tool, the positioning tool rotates to the material picking position, and the second manipulator grabs the flange from the positioning tool and moves it to the CCD for detection; the second manipulator performs the following actions according to the detection and judgment results of the CCD: the pre-pressing mechanism presses down to pre-press the flange and the base together, the synchronous transferring mechanism grabs the pre-pressed workpiece from the rotating station and moves it to the welding station to place the workpiece in the welding fixture, and the synchronous transfer mechanism performs the following actions according to the detection and judgment results of the CCD: the pre-pressing mechanism presses down to pre-press the flange and the base together, the synchronous transfer ... The lifting mechanism moves to a safe position; the sensor detects the workpiece on the welding fixture; the welding head of the welding machine descends to weld the flanges together; after welding is completed, the welding head of the welding machine rises to a safe position, and the synchronous lifting mechanism grabs the welded workpiece and moves the workpiece to the next workstation; a set of online automatic marking and automatic welding mechanisms are cleverly designed according to the dimensions of the pulley flange and the base; the structure is simple and practical, cost-effective, highly reliable, and easy to maintain; the flange and base are automatically assembled, automatically welded, and automatically coded, which shortens the production cycle, improves production efficiency, and reduces operating manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the following is a brief introduction to the drawings required for use in the implementation methods. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 This is a schematic diagram of the top view of the assembly and welding tooling for automatic coding for precision injection molding of automotive parts provided in an embodiment of the present application;

[0024] Figure 2 A schematic diagram of the three-dimensional structure of the assembly and welding tooling for automatic coding for precision injection molding of automotive parts provided in an embodiment of the present application;

[0025] Figure 3 A schematic diagram of the three-dimensional structure of a workbench provided in an embodiment of the present application;

[0026] Figure 4 A schematic diagram of the three-dimensional structure of a welding machine provided in an embodiment of the present application;

[0027] Figure 5 A schematic diagram of the three-dimensional structure of the second manipulator provided in an embodiment of the present application.

[0028] In the figure: 100, workbench; 110, first manipulator; 120, rotary table; 121, unloading station; 122, grabbing station; 130, coding station; 140, undetermined product box; 150, CCD detection camera; 300, flange storage rack; 310, picking station; 330, picking and transplanting mechanism; 350, positioning tool; 500, second manipulator; 600, pre-pressing mechanism; 610, angle rotation station; 630, synchronous transplanting mechanism; 700, welding machine; 710, welding station; 711, sensor. DETAILED DESCRIPTION

[0029] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; they can refer to direct connection or indirect connection through an intermediate medium; they can refer to internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0030] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0031] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0032] See also Figure 1-Figure 5 The utility model provides an assembly welding tool for automatic coding of precision injection molding of automobile parts, comprising a workbench 100, a flange storage rack 300, a pre-pressing mechanism 600 and a welding machine 700;

[0033] A first manipulator 110 is mounted on the upper surface of the workbench 100. A rotating platform 120 is mounted on one side of the first manipulator 110. A coding station 130 is disposed on the other side of the first manipulator 110. A coding device is mounted at the coding station 130. A material discharge station 121 is disposed at one end of the rotating platform 120, and a gripping station 122 is disposed at the other end of the rotating platform 120.

[0034] The flange storage rack 300 is arranged on one side of the workbench 100, and the flange storage rack 300 is provided with a material picking station 310, and a material picking and transplanting mechanism 330 is provided on one side of the material picking and transplanting mechanism 330, and a positioning tool 350 is provided on one side of the material picking and transplanting mechanism 330; a second manipulator 500 for grabbing flanges is installed between the workbench 100 and the flange storage rack 300, and a pending product box 140 for recovering flanges is installed on one side of the second manipulator 500, and a CCD detection camera 150 for detecting flanges is installed on the other side of the second manipulator 500; an angle rotation station 610 is installed directly below the pre-pressing mechanism 600;

[0035] A welding station 710 is provided on one side of the welding machine 700. A welding jig is installed on the welding station 710. A synchronous transfer mechanism 630 is installed between the welding station 710 and the angle rotation station 610. A sensor 711 for detecting a workpiece is installed on one side of the welding jig.

[0036] In a specific embodiment of the present invention, a material discharge mechanism is provided directly above the material discharge station 121 , a first rotating mechanism is fixed to the workbench 100 , and the rotating table 120 is horizontally mounted on the rotating shaft of the first rotating mechanism.

[0037] In a specific embodiment of the present invention, the material taking and transplanting mechanism 330 includes

[0038] A first slide rail arranged horizontally, the first slide rail being fixed to one side of the flange storage rack 300;

[0039] a first sliding block slidably connected to the first sliding rail, wherein the first sliding block is fixedly mounted with a pneumatic clamp for grasping the flange;

[0040] An electric push rod is fixedly connected to the first slide rail, and a movable end of the electric push rod is connected to the first sliding block.

[0041] In a specific embodiment of the present invention, the angle rotation station 610 is installed with a second rotation mechanism, the rotation axis of the second rotation mechanism is fixedly installed with a base placement frame, and the base placement frame is provided with a positioning hole corresponding to the base.

[0042] In a specific embodiment of the present invention, the first manipulator 110 and the second manipulator 500 are both four-axis manipulators, and the first rotating mechanism and the second rotating mechanism are both servo motors.

[0043] In a specific embodiment of the present invention, the synchronous transplanting mechanism 630 includes

[0044] a second slide rail arranged horizontally, the second slide rail being fixed to one side of the workbench 100;

[0045] a second slide block slidably connected to the second slide rail, wherein the second slide block is fixedly mounted with a pneumatic clamp for grabbing the pre-pressed workpiece;

[0046] A pneumatic push rod is fixedly connected to the second slide rail, and a movable end of the pneumatic push rod is connected to the second sliding block.

[0047] In a specific embodiment of the present invention, the welding machine 700 includes a welding head and a lifter. The welding head is installed at the movable end of the lifter. The welding head is arranged directly above the welding station 710. A welding slag collection tank is provided on the surface of the welding station 710, and a filter mesh plate is laid on the upper end of the welding slag collection tank.

[0048] The working principle of the assembly and welding tooling for automatic coding of precision injection molding of automotive parts is as follows: when in use, four bases are placed at the loading station, which is then rotated to the grabbing station 122; the first manipulator 110 grabs one base from the grabbing station 122 and moves it to the coding station 130 for coding; after coding is completed, the first manipulator 110 rotates the cylinder to drive the base to rotate 180 degrees, and then moves the base to the top of the angle rotation station 610, which rotates to the angle consistent with the base positioning hole, and then drops the base to the angle rotation station 610;

[0049] The material picking and transferring mechanism 330 grabs a flange with a corresponding hole number on the base from the material picking station 310. The material picking and transferring mechanism 330 operates to place the flange on the positioning fixture 350. The positioning fixture 350 rotates to the material picking position. The second manipulator 500 grabs the flange from the positioning fixture 350 and moves it to the CCD for inspection. The second manipulator 500 performs the following actions based on the CCD inspection results:

[0050] If the CCD detects that the front, back, and hole numbers of the flange are correct, the second manipulator 500 rotates the flange to the correct angle and places it on the base of the angle rotation station 610;

[0051] If the CCD detects that the front and back of the flange are wrong but the hole number is correct, the second manipulator 500 rotates the flange 180 degrees forward and backward, and places it on the base of the angle rotation station 610 after the angle is rotated to the correct angle;

[0052] If the hole number of the flange detected by the CCD is wrong, the second robot 500 places the flange in the undetermined product box 140;

[0053] The pre-stressing mechanism 600 presses down to pre-stress the flange and the base together, the synchronous transfer mechanism 630 grabs the pre-stressed workpiece from the rotating station and moves it to the welding station 710 to place the workpiece in the welding fixture, and the synchronous transfer mechanism 630 runs to a safe position; the sensor 711 detects the workpiece on the welding fixture; the welding head of the welding machine 700 descends to weld the flanges together; after welding is completed, the welding head of the welding machine 700 rises to a safe position, the synchronous transfer mechanism 630 grabs the welded workpiece and moves the workpiece to the next station.

[0054] It should be noted that the specific model specifications of the four-axis manipulator need to be selected and determined based on the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0055] The power supply and principle of the four-axis manipulator are clear to those skilled in the art and will not be described in detail here.

[0056] The foregoing is merely an embodiment of the present application and is not intended to limit the scope of protection of the present application. Various modifications and variations are possible for those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application shall be included within the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following figures. Therefore, once an item is defined in one figure, it does not need to be further defined or explained in subsequent figures.

Claims

1. An assembly welding tool for automatic coding of automobile parts precision injection molding, characterized in that: include A workbench (100), wherein a first manipulator (110) is installed on the upper surface of the workbench (100), a rotating table (120) is installed on one side of the first manipulator (110), a coding station (130) is provided on the other side of the first manipulator (110), a coding device is installed at the coding station (130), a material discharge station (121) is provided at one end of the rotating table (120), and a gripping station (122) is provided at the other end of the rotating table (120); A flange storage rack (300) is provided on one side of the workbench (100), the flange storage rack (300) is provided with a material picking station (310), a material picking and transplanting mechanism (330) is provided on one side of the material picking and transplanting mechanism (330), and a positioning tool (350) is provided on one side of the material picking and transplanting mechanism (330); a second manipulator (500) for grabbing flanges is installed between the workbench (100) and the flange storage rack (300), a pending product box (140) for recovering flanges is installed on one side of the second manipulator (500), and a CCD detection camera (150) for detecting flanges is installed on the other side of the second manipulator (500); A pre-pressing mechanism (600), wherein an angle rotation station (610) is installed directly below the pre-pressing mechanism (600); A welding machine (700) is provided with a welding station (710) on one side of the welding machine (700), a welding jig is installed on the welding station (710), a synchronous transfer mechanism (630) is installed between the welding station (710) and the angle rotation station (610), and a sensor (711) for detecting a workpiece is installed on one side of the welding jig.

2. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 1 is characterized in that: A material discharge mechanism is provided directly above the material discharge station (121), a first rotating mechanism is fixed to the workbench (100), and the rotating table (120) is horizontally mounted on a rotating shaft of the first rotating mechanism.

3. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 1, characterized in that: The material taking and transplanting mechanism (330) includes A first slide rail arranged horizontally, the first slide rail being fixed to one side of the flange storage rack (300); a first sliding block slidably connected to the first sliding rail, wherein the first sliding block is fixedly mounted with a pneumatic clamp for grasping the flange; An electric push rod is fixedly connected to the first slide rail, and a movable end of the electric push rod is connected to the first sliding block.

4. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 2, characterized in that: The angle rotation station (610) is equipped with a second rotation mechanism, a base placement frame is fixedly installed on the rotation axis of the second rotation mechanism, and a positioning hole corresponding to the base is opened on the base placement frame.

5. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 4, characterized in that: The first manipulator (110) and the second manipulator (500) are both four-axis manipulators, and the first rotating mechanism and the second rotating mechanism are both servo motors.

6. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 1, characterized in that: The synchronous transplanting mechanism (630) includes a second slide rail arranged horizontally, the second slide rail being fixed to one side of the workbench (100); a second slide block slidably connected to the second slide rail, wherein the second slide block is fixedly mounted with a pneumatic clamp for grabbing the pre-pressed workpiece; A pneumatic push rod is fixedly connected to the second slide rail, and a movable end of the pneumatic push rod is connected to the second sliding block.

7. The assembly welding tool for automatic coding for precision injection molding of automobile parts according to claim 1, characterized in that: The welding machine (700) comprises a welding head and a lifter, wherein the welding head is mounted on a movable end of the lifter, and the welding head is arranged directly above the welding station (710). A welding slag collecting trough is provided on the surface of the welding station (710), and a filter screen is provided on the upper end of the welding slag collecting trough.

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