CN115647598A - A working method for automatic marking of battery cover - Google Patents

Abstract

An automatic marking working method of a battery cover plate comprises the following steps: feeding, visual detection, code scanning, marking, blanking, NG blanking, cleaning and smoke purification; the feeding assembly conveys the battery cover plate on the feeding assembly line to the turntable assembly; the visual detection assembly automatically detects the battery cover plate; marking the battery cover plate by the marking assembly; the code scanning detection component is used for carrying out code scanning detection on the marked battery cover plate; the blanking assembly conveys the marked battery cover plate to the blanking assembly and the NG production line; the cleaning assembly cleans and removes dust for the tool clamp on the rotating disc assembly. The automatic marking working method of the battery cover plate has the functions of size and burr detection, automatic feeding and discharging, automatic marking, automatic detection of the quality of a printed two-dimensional code and the like, and is high in efficiency and marking qualification rate; the two-dimensional code is printed on the battery cover plate through laser, and the battery cover plate automatically scans the code when passing through each station.

Description

A working method for automatic marking of battery cover

technical field

The invention belongs to the technical field of advanced manufacturing and automation, and in particular relates to an automatic marking method for a battery cover.

Background technique

With the increase of types of electronic equipment and the continuous upgrading of functions, the importance of batteries in electronic equipment is getting higher and higher. A battery usually includes a casing and a cover plate encapsulated at one or both ends of the casing. When a plurality of batteries are connected in series or in parallel, metal connecting pieces are usually used to weld each battery to form a battery pack.

In the manufacturing process of the battery cover, in order to mark and identify the battery cover, it is necessary to print a two-dimensional code on the battery cover.

At present, the artificial laser marking method has the following disadvantages:

1. The manual transfer method needs to consume a lot of labor. With the development of society, the labor cost continues to increase, which increases the cost of the enterprise;

2. In the way of manual transfer, the operator will inevitably make operational errors, which will affect the quality of the laser marking of the battery cover, and the consistency of the quality of the battery cover cannot be guaranteed;

Third, manual laser marking of the battery cover with a laser marking machine will hinder the production efficiency of the battery cover.

Contents of the invention

Purpose of the invention: The purpose of the invention is to provide an automatic marking method for the battery cover to solve the problems of manual marking, low efficiency, poor marking consistency, and laser damage to the human body. A battery cover automatic coding equipment to meet the above production needs.

Technical solution: The present invention provides a working method for automatic marking of a battery cover, including the following steps:

S1. Place the battery cover plate produced in the previous process on the conveyor belts of the two symmetrically arranged conveying components in sequence, and at this time, the battery cover plate needs to be marked facing down;

S2. The conveyor belt moves the battery cover horizontally. When the battery cover moves to the position of the blocking cylinder and is blocked by the blocking cylinder, the piston rod of the clamping cylinder stretches out to withstand the battery covers arranged in a row on the conveyor belt. The battery cover on the rear side of the battery cover that is in contact with the second battery cover of the plate) so that the second battery cover on the conveyor belt does not move with the conveyor belt;

S3. The piston rod of the blocked cylinder 1 is retracted, and the block is released. The first battery cover moves to the direction of the battery cover flipping assembly along with the conveyor belt until the first battery cover moves into the U-shaped bayonet 1 or U-shaped Inside bayonet two;

S4, the overturn drive motor is started, and through the transmission of the overturn drive driving wheel, the overturn drive gear belt and the overturn drive driven wheel, the two symmetrically arranged overturned circular plates are driven to rotate 180°. At this time, the two symmetrically arranged overturned circular plates are The battery cover is flipped 180 degrees, and the side of the battery cover that needs to be marked faces up;

S5. The flipped battery cover is in contact with the conveyor belt and moves along with the conveyor belt;

S6. When a large number of battery covers are conveyed between the battery cover overturning assembly and the end of the conveying assembly, the blocking cylinder one and the clamping cylinder between the battery cover overturning assembly and the end of the conveying assembly work, and the working principle Same as steps S2 and S3, so that the battery cover plates are moved to the position of the feeding positioning cylinder 1 and the loading positioning cylinder 2 one by one;

S7. The battery cover plate is transported to the position of the feeding positioning cylinder 1 and the feeding positioning cylinder 2, the piston rods of the feeding positioning cylinder 1 and the feeding positioning cylinder 2 are stretched out, and the battery cover plate is positioned at this position;

S8. The feeding switching rotary motor drives one of the two symmetrically arranged feeding lifting cylinders to move to the top of the feeding positioning cylinder 1 or the feeding positioning cylinder 2, and the feeding lifting cylinder drives a number of vacuum feeding suction nozzles to descend, so that a number of vacuum The feeding nozzle absorbs the battery cover, and the other lifting cylinder repeats the above steps, so that the battery cover is absorbed by the vacuum feeding nozzles connected to the two symmetrically arranged lifting cylinders;

S9. The rotating motor for feeding switching drives two symmetrically arranged feeding lifting cylinders to be placed above the fixture of the loading station in turn, and several vacuum feeding nozzles release the battery cover into the fixture of the loading station;

S10. The turntable assembly drives the jig with the battery cover to rotate from the loading station to the visual inspection station;

S11. The light source is automatically illuminated, the camera automatically takes pictures, and the visual software algorithm automatically recognizes and calculates the size of the burr and the size of the injection hole. After comparing with the standard value, output the relevant results and data;

S12. The turntable assembly drives the detected battery cover to rotate from the visual inspection station to the marking station;

S13. For the qualified battery cover plate detected in step S11, the laser marking head marks the battery cover plate;

S14. The turntable assembly drives the marked battery cover to rotate from the marking station to the code scanning detection station;

S15. The code scanning gun automatically scans the code, and judges whether the marking effect is qualified according to whether the code can be scanned;

S16. The blanking rotation switching motor drives two symmetrically arranged blanking lifting drive cylinders to move to the top of the tooling fixture at the blanking station, and the blanking rotary cylinder drives a number of vacuum blanking suction cups to descend and absorb the blanking station. The battery cover in the fixture;

S17. According to the code scanning result, place qualified battery covers on the unloading line, and place unqualified battery covers on the NG line;

S18. The turntable assembly drives the tooling and fixture after blanking to rotate from the blanking station to the cleaning station;

S19. The piston rod of the cleaning vertical drive cylinder drives the cleaning vertical frame down, so that several brushes are in contact with the fixture at this position, and the cleaning rotating motor is started, driving the cleaning pendulum to swing around the cleaning rotating motor, thereby making the cleaning The driving roller moves along the circular arc, and the position of the cleaning driving roller in the waist-shaped hole changes, so that the cleaning horizontal slide plate reciprocates along the cleaning vertical guide rail, so several brushes move on the fixture for cleaning and dust removal of the fixture ;

S20. After cleaning, the turntable assembly drives the fixture to rotate from the cleaning station to the loading station, and a new working cycle is performed again.

Further, the above-mentioned automatic marking method for the battery cover, and the equipment for the above-mentioned automatic marking working method include a feeding assembly line, a turntable assembly, a blanking assembly, a visual inspection assembly, a blanking assembly line, a code scanning detection assembly, a marking Standard component, NG assembly line, feeding component, cleaning component, fume purifier, machine platform and chassis cover, and described chassis cover is arranged on the machine platform, and described fume purifier is positioned at the outside of machine platform, and fume purifier and chassis The inside of the cover is connected, and the loading assembly line, turntable assembly, unloading assembly, visual inspection assembly, unloading assembly line, scanning code detection assembly, marking assembly, NG assembly line, feeding assembly and cleaning assembly are all set on the machine. And the loading assembly line, turntable assembly, unloading assembly, visual inspection assembly, unloading assembly line, code scanning inspection assembly, marking assembly, NG assembly line, loading assembly and cleaning assembly are located within the range covered by the chassis cover. The starting end of the material assembly line, the end of the unloading assembly and the end of the NG assembly line all extend out of the chassis cover. The turntable assembly is a six-point index plate, and there are six tooling fixtures on the turntable assembly. During the rotation of the turntable assembly Go through the feeding assembly, visual inspection assembly, marking assembly, code scanning inspection assembly, unloading assembly and cleaning assembly in sequence; wherein, the loading assembly line reverses the battery cover and feeds it to the loading assembly station; The feeding component transports the battery cover plate on the feeding line to the turntable component; the visual inspection component automatically detects the size of the liquid injection hole and the burr on the battery cover plate; the marking component detects the qualified battery The cover is marked; the code scanning detection component scans the marked battery cover; the blanking component transports the marked battery cover to the blanking component and the NG assembly line; the The cleaning component cleans and removes dust from the fixture on the turntable component. The automatic detection and marking production line of the battery cover plate of the present invention has compact overall structure, complete equipment functions, high production efficiency and labor cost saving, and can be widely used in most new energy battery cover automatic marking processes on the market.

Further, in the above-mentioned automatic marking method for battery covers, the loading assembly line includes an assembly line frame body, a battery cover overturning assembly, a conveying drive assembly, two symmetrically arranged conveying assemblies, a loading positioning cylinder 1 and an upper The second material positioning cylinder, the battery cover flipping assembly, the conveying drive assembly, two symmetrically arranged conveying assemblies, the feeding positioning cylinder 1 and the feeding positioning cylinder 2 are all arranged on the assembly line frame, and the battery cover is turned over The assembly is located in the middle of the assembly line frame, the conveying drive assembly is connected to two symmetrically arranged conveying assemblies, and the two symmetrically arranged conveying assemblies are arranged on the inner walls on both sides of the assembly line frame, and the battery cover is turned over The assembly is arranged between two symmetrically arranged conveying assemblies, the two symmetrically arranged conveying assemblies are provided with a battery cover plate, the feeding positioning cylinder 1 and the feeding positioning cylinder 2 are located at the end of the conveying assembly, and the upper The material positioning cylinder one and the feeding positioning cylinder two are arranged side by side. The conveying drive assembly synchronously drives two symmetrically arranged conveying assemblies to convey the battery cover, and conveys it to the position of the battery cover flipping assembly for flipping the upper and lower sides of the battery cover, switching the surface to be marked to the upper side, which is convenient for subsequent marking According to the standard, the first and second feeding positioning cylinders are set to fix the battery cover, so as to facilitate the feeding of the feeding components.

Further, in the above-mentioned automatic marking working method of the battery cover, the battery cover turning assembly includes a turning drive motor, a turning support frame, a turning driving driving wheel, a turning driving gear belt, a turning driving driven wheel, and two symmetrically arranged The overturning circular plate and the overturning shaft, the overturning drive motor and the overturning shaft are all arranged on the overturning support frame, the rotating shaft of the overturning drive motor is connected with the overturning drive driving wheel, and the overturning drive driving wheel is connected through the overturning drive gear belt and The turning drive driven wheel is connected, and the two symmetrically arranged turning discs and the turning driving driven wheel are both sleeved on the turning shaft. The turning round plate is provided with a U-shaped bayonet one and a U-shaped bayonet two. The first U-shaped bayonet and the second U-shaped bayonet are located on the same diameter of the overturned circular plate, and the first U-shaped bayonet and the second U-shaped bayonet extend to the outer circumference of the overturned circular plate, and the U-shaped bayonet One and U-shaped bayonet two are at the same level as the conveyer belt of the conveying drive assembly. The battery cover is clamped by the U-shaped bayonet set on the two symmetrically arranged inverting circular plates, and then the two symmetrically arranged inverting circular plates are driven to rotate 180°, thereby realizing the inverting of the battery cover. The structural design is ingenious, During the conveying process, the positive and negative sides are reversed to make reasonable use of the process.

Further, in the above-mentioned automatic marking working method of the battery cover, the blanking assembly includes a blanking bracket, a blanking rotation switching motor, a blanking rotary platform, two symmetrically arranged blanking lifting drive cylinders and two symmetrically arranged The blanking rotary cylinder is provided, the blanking bracket is fixedly arranged on the machine table, the blanking rotary switching motor is fixedly installed on the blanking bracket, and the rotating shaft of the blanking rotary switching motor is at the middle position of the blanking rotary platform connected, the two symmetrically arranged blanking lifting drive cylinders are respectively arranged at both ends of the blanking rotary platform, and the two symmetrically arranged blanking lifting drive cylinders are correspondingly arranged with the two symmetrically arranged blanking rotary cylinders, and The blanking rotary cylinder is connected with the piston rod of the blanking lifting drive cylinder, the blanking rotary cylinder is connected with a blanking suction cup mounting plate, and the blanking suction cup mounting plate is connected with several vacuum blanking suction cups. The cutting rotation switching motor can drive the rotation of the cutting rotating platform, so that the two symmetrically arranged cutting structures can carry out the cutting in turn, which improves the work efficiency and reduces the waiting time. The angle adjustment of the battery cover needs to be adjusted according to the needs of the board.

Further, in the above-mentioned automatic marking method for the battery cover, the visual detection component includes a visual support, two symmetrically arranged cameras, two symmetrically arranged lenses, a light source and a light source support, and the visual support and light source support are all arranged on the machine platform, the two symmetrically arranged cameras are arranged on the vision support, the two symmetrically arranged cameras and the two symmetrically arranged lenses are arranged in one-to-one correspondence, and the lenses are connected to the camera, and the light source Set on the light source bracket, the lens, tooling fixture and light source are on the same vertical line, and the lens and light source are respectively located on the upper and lower sides of the tooling fixture; the code scanning detection component includes a code scanning fixed base, a vertical adjustment rod , a fixed connector, a horizontal adjustment rod and a code scanning gun, the code scanning fixed base is fixed on the machine platform, the lower end of the vertical adjustment rod is fixed on the code scanning fixed base, and the fixed connector is set On the vertical adjustment rod, one end of the horizontal adjustment rod is connected to the fixed connector, the code scanning gun is arranged at the other end of the horizontal adjustment rod, and the code scanning gun is located directly above the fixture. Two symmetrically arranged lenses enable accurate detection of designated positions on the battery cover.

Further, in the above-mentioned automatic marking working method of the battery cover, the marking component includes a marking mechanism base, a laser marking head, a laser integrator, a vertical frame, a lifting adjustment handwheel, and a marking lifting adjustment wire Rod, two symmetrically arranged vertical guide rails and vertical lifting slides, the base of the marking mechanism is fixed on the machine table, the vertical frame is fixed on the base of the marking mechanism, and the marking lifting adjustment Screw mandrel and two symmetrically arranged vertical guide rails are all arranged on the vertical frame body, and the vertical guide rail and the marking lifting adjustment screw rod are arranged in parallel, and the screw rod of the vertical lifting slide plate and the marking lifting adjustment screw rod The nut is fixedly connected, and the vertical lifting slide is slidingly connected with two symmetrically arranged vertical guide rails, the optical integrator is fixedly arranged on the vertical lifting slide, the laser marking head is connected with the optical integrator, and the laser marking The head is located directly above the fixture. The piston rod of the cleaning vertical drive cylinder is stretched out or retracted, so that several brushes contact or stay away from the fixture, and the eccentric structure composed of the cleaning rotating motor, the cleaning pendulum block and the cleaning driving roller makes the cleaning horizontal slide reciprocate on the cleaning horizontal guide rail , the brush can move left and right to clean the fixture.

Further, in the above-mentioned automatic marking working method of the battery cover, the cleaning component includes a cleaning bracket, a cleaning vertical driving cylinder, a cleaning vertical guide rail, a cleaning vertical slider, a cleaning vertical frame body, a cleaning rotating motor, The cleaning pendulum block, the cleaning driving roller, the cleaning horizontal slide plate, the cleaning horizontal guide rail, the brush installation plate and several brushes, the cleaning bracket is fixedly arranged on the machine table, and the cleaning vertical driving cylinder is fixedly arranged on the cleaning bracket, And the piston rod of the cleaning vertical driving cylinder is connected with the cleaning vertical frame body, the cleaning vertical guide rail is arranged on the cleaning support along the vertical direction, the cleaning vertical slide block is slidingly connected with the cleaning vertical guide rail, The cleaning vertical frame body is fixedly connected with the cleaning vertical slide block, the cleaning rotary motor and the cleaning horizontal guide rail are all arranged on the cleaning vertical frame body, the rotating shaft of the cleaning rotary motor is connected with the cleaning pendulum block, and the cleaning drive The rollers are connected to the end of the cleaning pendulum away from the cleaning rotating motor, the cleaning horizontal slide plate is slidingly connected to the cleaning horizontal guide rail, and the cleaning horizontal slide plate is provided with a waist-shaped hole, and the cleaning driving roller is arranged in the waist-shaped hole, and The cleaning driving roller is rollingly connected to the waist-shaped hole, the brush mounting plate is fixedly connected to the cleaning horizontal slide plate, the several brushes are arranged on the brush mounting plate, and the several brushes are located directly above the fixture.

Further, in the above-mentioned automatic marking working method of the battery cover, the feeding assembly includes two oppositely arranged cables, a cable bracket, two symmetrically arranged feeding lifting cylinders, a feeding rotary plate, a feeding switch the rotating motor and the mechanism support, the cable support and the mechanism support are fixedly arranged on the machine table, one end of the two oppositely arranged cables is connected to the cable support, and the two oppositely arranged cables It is arranged in one-to-one correspondence with two symmetrically arranged feeding lifting cylinders, and the other end of the cable is connected to the feeding rotary plate through an adapter plate. The feeding switching rotary motor is fixed on the mechanism bracket, and the feeding switching The rotating shaft of the rotating motor is connected to the middle position of the feeding rotary plate, and the two symmetrically arranged feeding lifting cylinders are respectively arranged at the two ends of the length direction of the feeding rotating plate, and the piston rod of the feeding lifting cylinder is connected with The feeding suction nozzle mounting plate is provided with several vacuum feeding suction nozzles. Loading switch Rotary electric switch two sets of vacuum suction nozzles to load material in turn, which can continuously load material without interruption, thus improving work efficiency.

Further, in the above-mentioned automatic marking method for the battery cover, the turntable assembly includes a turntable base, a motor and a rotating disk, the turntable base is fixed on the machine table, and the motor is set on the turntable base. The rotating disc is connected to the motor, and the six fixtures are arranged on the rotating disc in an annular array. The outer circumference of the rotating disc is provided with six U-shaped openings, and the six U-shaped The opening and the six fixtures are provided in one-to-one correspondence, and the cover of the fixture is arranged at the U-shaped opening.

It can be seen from the above technical solution that the present invention has the following beneficial effects: the automatic marking working method of the battery cover described in the present invention has a reasonable structural design and complete functions, and is equipped with size and burr detection, automatic loading and unloading, automatic marking and Automatically detect the quality of the printed QR code and other functions, with high efficiency and high marking pass rate; laser print the QR code on the battery cover, and when the battery cover passes through each station, it will automatically scan the code, and then you can Bind the process content and parameters of the station with the battery cover, and upload it to the information system, so as to better manage the quality of the raw battery cover, and quickly find out the cause of the problem when there is a problem with the battery cover. In order to solve problems in time and improve subsequent production.

Description of drawings

Fig. 1 is the outline structure schematic diagram of the automatic marking working method of the battery cover plate of the present invention;

Fig. 2 is the structural representation of the automatic marking working method of the battery cover plate of the present invention;

Fig. 3 is a top view of the automatic marking working method of the battery cover of the present invention;

Fig. 4 is a structural schematic diagram 1 of Embodiment 1 of the feeding assembly line according to the present invention;

Fig. 5 is a structural schematic diagram II of Embodiment 1 of the feeding assembly line of the present invention;

Fig. 6 is a schematic structural view of Embodiment 2 of the feeding assembly line of the present invention;

Fig. 7 is a structural schematic diagram of the battery cover flip assembly according to the present invention;

Fig. 8 is a schematic structural view of the turntable assembly of the present invention;

Fig. 9 is a schematic structural view of the feeding assembly of the present invention;

Fig. 10 is a schematic structural diagram of the visual inspection component of the present invention;

Fig. 11 is a schematic structural view of the marking assembly of the present invention;

Fig. 12 is a schematic structural diagram of the code scanning detection component of the present invention;

Fig. 13 is a schematic structural view of the blanking assembly of the present invention;

Figure 14 is a schematic structural view of the cleaning assembly of the present invention;

Fig. 15 is a partial structural schematic diagram of the cleaning assembly of the present invention.

In the figure: feeding assembly line 1, assembly line frame body 11, battery cover overturn assembly 12, overturn drive motor 121, overturn support frame 122, overturn drive driving wheel 123, overturn drive gear belt 124, overturn drive driven wheel 125, overturn circle Plate 126, U-shaped bayonet one 127, U-shaped bayonet two 128, conveying driving assembly 13, conveying driving motor 131, gear box 132, synchronous shaft 133, conveying assembly 14, driving wheel 141, conveying belt 142, driven wheel 143 , Loading positioning cylinder one 15, loading positioning plate 151, loading positioning cylinder two 16, blocking cylinder one 17, clamping cylinder 18, turntable assembly 2, tooling fixture 21, turntable base 22, motor 23, rotating disc 24 , U-shaped opening 25, blanking assembly 3, blanking support 31, blanking rotary switching motor 32, blanking rotary platform 33, blanking lifting drive cylinder 34, blanking rotary cylinder 35, blanking suction cup mounting plate 36, vacuum Blanking sucker 37, visual detection component 4, visual bracket 41, camera 42, lens 43, light source 44, light source bracket 45, unloading assembly line 5, scanning code detection component 6, scanning code fixing base 61, vertical adjustment rod 62, Fixed connector 63, horizontal adjustment rod 64, code scanning gun 65, marking assembly 7, marking mechanism base 71, laser marking head 72, laser integrator 73, vertical frame body 74, lifting adjustment handwheel 75, marking Standard lifting adjustment screw 76, vertical guide rail 77, vertical lifting slide 78, NG assembly line 8, feeding assembly 9, cable 91, cable bracket 92, feeding lifting cylinder 93, feeding rotating plate 94, feeding Switching rotary motor 95, mechanism bracket 96, feeding nozzle mounting plate 97, vacuum feeding nozzle 98, cleaning assembly 10, cleaning bracket 101, cleaning vertical driving cylinder 102, cleaning vertical guide rail 103, cleaning vertical slider 104. Clean the vertical frame body 105, clean the rotating motor 106, clean the pendulum 107, clean the driving roller 108, clean the horizontal slide 109, clean the horizontal guide rail 1010, brush mounting plate 1011, brush 1012, waist hole 1013, smoke Purifier 20, machine table 30, case cover 40.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The orientations or positional relationships indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" are based on the attached The orientation or positional relationship shown in the figure is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a reference to this invention. Invention Limitations.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more, unless otherwise clearly defined.

In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Example

The working method of automatic marking of the battery cover as shown in Figure 1-3 includes loading assembly line 1, turntable assembly 2, unloading assembly 3, visual inspection assembly 4, unloading assembly line 5, code scanning inspection assembly 6, marking Standard component 7, NG assembly line 8, feeding component 9, cleaning component 10, fume purifier 20, machine platform 30 and chassis cover 40, described chassis cover 40 covers are arranged on the machine platform 30, and described fume purifier 20 is positioned at The outside of the machine 30, and the smoke purifier 20 and the inside of the chassis cover 40 communicate with each other. The standard assembly 7, the NG assembly line 8, the feeding assembly 9 and the cleaning assembly 10 are all arranged on the machine platform 30, and the loading assembly line 1, the turntable assembly 2, the unloading assembly 3, the visual detection assembly 4, the unloading assembly line 5, the scanning The code detection assembly 6, the marking assembly 7, the NG assembly line 8, the feeding assembly 9 and the cleaning assembly 10 are located within the range covered by the chassis cover 40, the starting end of the loading assembly line 1, the end of the unloading assembly 3 and the NG The ends of the assembly line 8 all extend out of the chassis cover 40. The turntable assembly 2 is a six-point index plate, and the turntable assembly 2 is provided with six fixtures 21. During the rotation of the turntable assembly 2, it passes through the feeding assembly 9, Visual detection component 4 , marking component 7 , code scanning detection component 6 , blanking component 3 and cleaning component 10 .

The specific working process of the automatic marking working method of the battery cover plate of the present invention: the battery cover plate is transported from the previous station, and after the positioning is stopped at the specified position on the feeding assembly line 1, the feeding assembly 9 automatically moves it to the turntable assembly 2, the turntable assembly 2 rotates to the next station to stop, and the visual detection assembly 4 automatically detects the size and burrs of the liquid injection hole on the battery cover, and the turntable assembly 2 continues to rotate to the next station to stop. The marking component 7 automatically marks it (the unqualified battery cover plate detected by the previous station will not be marked). The cover plate is scanned for code detection to determine the marking effect. The turntable assembly 2 stops after rotating to the last station. The blanking assembly 3 automatically moves the NG products to the NG assembly line 8 according to the above detection results, and moves the OK products to the blanking line. Pipeline 5.

Wherein, the feeding assembly line 1 reverses the battery cover and feeds it to the station of the feeding assembly 9; the feeding assembly 9 transports the battery cover on the feeding assembly line 1 to the turntable assembly 2; The visual detection component 4 automatically detects the size of the liquid injection hole and the burr on the battery cover; the marking component 7 marks the battery cover that has passed the test; the code scanning detection component 6 checks the marked battery The cover plate is scanned and detected; the blanking component 3 transports the marked battery cover plate to the blanking component 3 and the NG assembly line 8; the cleaning component 10 cleans and removes the tooling fixture 21 on the turntable component 2 .

The feeding assembly line 1 shown in Figures 4 and 5 includes an assembly line frame body 11, a battery cover flip assembly 12, a conveying drive assembly 13, two symmetrically arranged conveying assemblies 14, a feeding positioning cylinder 15 and a feeding positioning cylinder Two 16, the battery cover overturning assembly 12, the conveying drive assembly 13, two symmetrically arranged conveying assemblies 14, the feeding positioning cylinder 1 15 and the feeding positioning cylinder 2 16 are all arranged on the assembly line frame body 11, the The battery cover turning assembly 12 is located in the middle of the assembly line frame body 11, the conveying drive assembly 13 is connected to two symmetrically arranged conveying assemblies 14, and the two symmetrically arranged conveying assemblies 14 are arranged on both sides of the assembly line frame body 11 On the inner wall, the battery cover flip assembly 12 is arranged between two symmetrically arranged conveying assemblies 14, the two symmetrically arranged conveying assemblies 14 are provided with a battery cover, and the charging positioning cylinder one 15 It is located at the end of the conveying assembly 14 together with the feeding positioning cylinder 2 16, and the feeding positioning cylinder 1 15 and the feeding positioning cylinder 2 16 are arranged side by side.

The battery cover turning assembly 12 shown in FIG. 7 includes a turning driving motor 121, a turning support frame 122, a turning driving driving wheel 123, a turning driving gear belt 124, a turning driving driven wheel 125, and two symmetrically arranged turning circular plates 126. And the overturning shaft, the overturning drive motor 121 and the overturning shaft are all arranged on the overturning support frame 122, the rotating shaft of the overturning drive motor 121 is connected with the overturning drive driving wheel 123, and the overturning drive driving wheel 123 is passed through the overturning drive gear belt 124 is connected with the overturn driving driven wheel 125, and the two symmetrically arranged overturning circular plates 126 and the overturning driving driven wheel 125 are all sleeved on the overturning shaft, and the overturning circular plate 126 is provided with a U-shaped bayonet 127 and U-shaped bayonet two 128, the U-shaped bayonet one 127 and U-shaped bayonet two 128 are located on the same diameter of the flipped circular plate 126, and the U-shaped bayonet one 127 and the U-shaped bayonet two 128 extend to the flipped circle At the outer circumference of the plate 126 , the first U-shaped bayonet 127 and the second U-shaped bayonet 128 are at the same level as the conveyor belt of the conveying drive assembly 13 .

As shown in FIG. 6 , between the starting end of the conveying assembly 14 and the battery cover overturning assembly 12 , and between the battery cover overturning assembly 12 and the end of the conveying assembly 14 , a blocking cylinder one 17 and a clamping cylinder 18 are provided. Blocking cylinder one 17 and clamping cylinder 18 are set for practical use when the battery cover plates are transported more, and can not be used when the number of battery cover plates transported on the conveying assembly 14 is small.

Taking the starting end of the conveying assembly 14 and the battery cover overturning assembly 12 as an example for illustration, the principle of setting the blocking cylinder one 17 and the clamping cylinder 18 is as follows:

The battery cover is transported from the previous device to the blocking cylinder 17. The sensor at this position should go behind the battery cover, and the blocking cylinder 17 lifts the baffle to stop the battery cover. The subsequent battery covers are here one by one. The positions stop one by one, and when it needs to be transported forward, the piston rod of the clamping cylinder 18 stretches out, so that the pressing plate connected on the clamping cylinder 18 is clamped and fixed with the second battery cover plate arranged together, preventing the cylinder one 17 from retracting , the first battery cover plate is transported forward, and then the blocking cylinder one 17 rises again, the clamping cylinder 18 retracts, and all the battery cover plates are rearranged here in order, so that only one battery cover plate is transported to the battery cover plate Turn over on the turning assembly 12.

In the above structure, the transport drive assembly 13 includes a transport drive motor 131, a gear box 132 and a synchronous shaft 133, the transport drive motor 131 is connected to the gear box 132, the gear box 132 is connected to the synchronous shaft 133, and the two symmetrical The provided conveying assembly 14 is connected through a synchronous rotating shaft 133. The conveying assembly 14 includes a driving wheel 141, a conveyor belt 142 and a driven wheel 143. The driving wheel 141 is connected to the synchronizing rotating shaft 133, and the conveying belt 142 is sleeved on the driving wheel. 141 and the driven wheel 143, the conveyor belt 142 is provided with a battery cover. The conveyor belts 142 of the two symmetrically arranged conveying assemblies 14 are respectively arranged close to the two symmetrically arranged overturning circular plates 126 .

In addition, both the first feeding positioning cylinder 15 and the second feeding positioning cylinder 16 are connected with a feeding positioning plate 151 , and the loading positioning plate 151 is in contact with the side wall of the battery cover.

The working principle of the above-mentioned loading assembly line 1 is as follows:

Both ends of the battery cover in the longitudinal direction are respectively placed on the conveyor belts 142 of two symmetrically arranged conveyor assemblies 14 , under the action of friction between the battery cover and the conveyor belts 142, the battery cover moves with the conveyor belts 142, When moving to the position of blocking cylinder one 17 and clamping cylinder 18, only one battery cover plate is allowed to pass through, and one battery cover plate is transported to the position of the battery cover plate turning assembly 12, and before the battery cover plate is delivered, the overturn drive motor 121 is driven by the transmission of the overturn driving driving wheel 123, the overturn drive gear belt 124 and the overturn drive driven wheel 125, so that the U-shaped bayonet one 127 or the U-shaped bayonet two 128 of the two symmetrically arranged overturned circular plates 126 and the conveyor belt 142 Arranged in parallel, such that the conveying assembly 14 drives the battery cover to move into the first U-shaped bayonet 127 or the second U-shaped bayonet 128, and the overturning drive motor 121 drives the driving wheel 123, the overturning drive gear belt 124 and the overturning driven driven wheel 125 through the overturning The transmission drives two symmetrically arranged overturning circular plates 126, thereby turning the battery cover 180°, so that the side of the battery cover that needs to be marked faces up, and then the battery cover is placed on the loading positioning cylinder 15 or the loading positioning Cylinder 2 stops at 16 (set feeding positioning cylinder 1 15 and feeding positioning cylinder 2 16, and the battery covers at both ends can be positioned at the same time, so that the feeding component 9 can take two battery covers at one time), and the feeding positioning cylinder The piston rods of the first 15 and the second 16 of the positioning cylinder 16 stretch out, locate the battery cover, and wait for the automatic feeding assembly 9 to take materials.

The blanking assembly 3 shown in Figure 13 includes a blanking bracket 31, a blanking rotary switching motor 32, a blanking rotary platform 33, two symmetrically arranged blanking lifting drive cylinders 34 and two symmetrically arranged blanking rotary cylinders 35, the blanking bracket 31 is fixedly installed on the machine platform 30, the blanking rotation switch motor 32 is fixedly installed on the blanking bracket 31, and the rotating shaft of the blanking rotation switching motor 32 is in the middle position of the blanking rotary platform 33 The two symmetrically arranged blanking lifting drive cylinders 34 are respectively arranged at the two ends of the blanking rotary platform 33, and the two symmetrically arranged blanking lifting drive cylinders 34 and two symmetrically arranged blanking rotary cylinders 35 is correspondingly arranged, and the piston rod of the blanking rotary cylinder 35 and the blanking lifting drive cylinder 34 is connected, the blanking rotary cylinder 35 is connected with a blanking suction cup mounting plate 36, and the blanking suction cup mounting plate 36 is connected with Some vacuum blanking suction cups 37. The battery cover rotates to this position, the piston rod of the cylinder 34 is lowered, and several vacuum suction cups 37 are pressed onto the battery cover, the vacuum is opened, and the battery cover is sucked, and the piston rod of the cylinder 34 is driven by the blanking lift. Lift up, the blanking rotary cylinder 35 rotates to adjust the angle of the battery cover, the blanking rotary switching motor 32 rotates to the designated position, the blanking lifting drive cylinder 34 descends, and the vacuum of several vacuum blanking suction cups 37 is turned off, thereby completing the battery cover The board is automatically unloaded.

The visual inspection assembly 4 shown in Figure 10 comprises visual support 41, two symmetrically arranged cameras 42, two symmetrically arranged lenses 43, light source 44 and light source support 45, and described visual support 41 and light source support 45 are all arranged on On the machine platform 30, the two symmetrically arranged cameras 42 are arranged on the vision support 41, the two symmetrically arranged cameras 42 and the two symmetrically arranged lenses 43 are arranged in one-to-one correspondence, and the lenses 43 and the cameras 42 are connected , the light source 44 is arranged on the light source bracket 45, the lens 43, the fixture 21 and the light source 44 are on the same vertical line, and the lens 43 and the light source 44 are respectively located on the upper and lower sides of the fixture 21. The battery cover moves to this position, the light source 44 is automatically illuminated, the camera 42 automatically takes pictures, and the vision software algorithm automatically recognizes and calculates the size of the burr and the size of the liquid injection hole. After comparing with the standard value, the relevant results and data are output.

The code scanning detection assembly 6 shown in Figure 12 includes a code scanning fixed base 61, a vertical adjustment rod 62, a fixed connector 63, a horizontal adjustment rod 64 and a code scanning gun 65, and the code scanning fixed base 61 is fixedly arranged on the machine. On the platform 30, the lower end of the vertical adjustment rod 62 is fixedly arranged on the code scanning fixed base 61, the fixed connector 63 is arranged on the vertical adjustment rod 62, and one end of the horizontal adjustment rod 64 is fixedly connected to The member 63 is connected, the code scanning gun 65 is arranged at the other end of the lateral adjustment rod 64 , and the code scanning gun 65 is located directly above the fixture 21 . When the battery cover is rotated to this position, the code scanning gun 65 automatically scans the code, and judges whether the marking effect is qualified according to whether the code can be scanned.

The marking assembly 7 shown in Figure 11 includes a marking mechanism base 71, a laser marking head 72, a laser integrator 73, a vertical frame body 74, a lifting adjustment handwheel 75, a marking lifting adjustment screw rod 76, two Symmetrically arranged vertical guide rails 77 and vertical lift slides 78, the marking mechanism base 71 is fixedly arranged on the machine platform 30, the vertical frame body 74 is fixedly arranged on the marking mechanism base 71, the marking mechanism Lifting adjustment screw mandrel 76 and two symmetrically arranged vertical guide rails 77 are all arranged on the vertical frame body 74, and vertical guide rail 77 and marking lifting adjustment screw mandrel 76 are arranged in parallel, described vertical lifting slide plate 78 and marking The screw nut of the standard lifting adjustment screw rod 76 is fixedly connected, and the vertical lifting slide plate 78 is slidably connected with two symmetrically arranged vertical guide rails 77, and the optical integrator 73 is fixedly arranged on the vertical lifting slide plate 78. The laser marking head 72 is connected to the optical integrator 73 , and the laser marking head 72 is located directly above the fixture 21 . According to the marking requirements of the battery cover, the marking template is set, and when the battery cover rotates to this position, the laser marking head 72 automatically marks the battery cover.

The cleaning assembly 10 shown in Figure 14, 15 comprises cleaning support 101, cleaning vertical drive cylinder 102, cleaning vertical guide rail 103, cleaning vertical slider 104, cleaning vertical frame body 105, cleaning rotary motor 106, cleaning pendulum Block 107, cleaning driving roller 108, cleaning horizontal slide plate 109, cleaning horizontal guide rail 1010, brush mounting plate 1011 and several hairbrush 1012, described cleaning support 101 is fixedly arranged on the machine platform 30, and described cleaning vertical driving cylinder 102 It is fixedly arranged on the cleaning support 101, and the piston rod of the cleaning vertical drive cylinder 102 is connected with the cleaning vertical support body 105. The cleaning vertical guide rail 103 is arranged on the cleaning support 101 along the vertical direction, and the cleaning vertical The slide block 104 is slidably connected to the cleaning vertical guide rail 103, the cleaning vertical frame body 105 is fixedly connected to the cleaning vertical slide block 104, and the cleaning rotating motor 106 and the cleaning horizontal guide rail 1010 are all arranged on the cleaning vertical frame body 105 Above, the rotating shaft of the cleaning rotating motor 106 is connected to the cleaning pendulum 107, the cleaning driving roller 108 is connected to the end of the cleaning pendulum 107 away from the cleaning rotating motor 106, and the cleaning horizontal sliding plate 109 and the cleaning horizontal guide rail 1010 slide connected, and the cleaning horizontal slide plate 109 is provided with a waist-shaped hole 1013, the cleaning driving roller 108 is arranged in the waist-shaped hole 1013, and the cleaning driving roller 108 and the waist-shaped hole 1013 are rollingly connected, and the brush mounting plate 1011 and The cleaning horizontal slide plate 109 is fixedly connected, the several brushes 1012 are arranged on the brush mounting plate 1011 , and the several brushes 1012 are located directly above the tooling fixture 21 .

The working principle of above-mentioned cleaning assembly 10 is:

When the battery cover rotates to this position with the turntable assembly 2, the piston rod of the cleaning vertical driving cylinder 102 drives the cleaning vertical frame body 105 to descend, so that several brushes 1012 are in contact with the fixture 21 at this position, cleaning the rotating motor 106 starts to drive the cleaning pendulum block 107 to swing around the cleaning rotary motor 106, so that the cleaning driving roller 108 moves along a circular arc, and the position of the cleaning driving roller 108 in the waist hole 1013 changes, so that the cleaning horizontal slide plate 109 moves along the circular arc. The cleaning vertical guide rail 103 moves back and forth, so several brushes 1012 move on the tooling fixture 21 to clean and dedust the tooling fixture 21.

The feeding assembly 9 shown in Figure 9 includes two oppositely arranged cables 91, a cable support 92, two symmetrically arranged feeding lifting cylinders 93, a feeding rotary plate 94, a feeding switching rotary motor 95 and a mechanism Bracket 96, the cable bracket 92 and the mechanism bracket 96 are all fixedly arranged on the machine platform 30, and one end of the two oppositely arranged cables 91 is connected with the cable bracket 92, and the two oppositely arranged wires The cable 91 and the two symmetrically arranged feeding lifting cylinders 93 are arranged in one-to-one correspondence, and the other end of the cable 91 is connected to the feeding rotating plate 94 through an adapter plate, and the feeding switching rotary motor 95 is fixedly arranged on the mechanism bracket 96, and the rotating shaft of the feeding switching rotary motor 95 is connected to the middle position of the feeding rotating plate 94, and the two symmetrically arranged lifting cylinders 93 are respectively arranged at both ends of the feeding rotating plate 94 in the length direction, The piston rod of the feeding lifting cylinder 93 is connected with a feeding suction nozzle mounting plate 97, and a plurality of vacuum feeding suction nozzles 98 are arranged on the feeding suction nozzle mounting plate 97. The cable 91 is used to pass through the wires. After the battery cover is positioned on the feeding line 1, the feeding mechanism rotates one of the two feeding suction nozzle mounting plates 97 to the top of the battery cover, and the feeding lifting cylinder 93 Descending, a number of vacuum feeding suction nozzles 98 are pressed onto the battery cover, the vacuum is opened, and the battery cover is sucked, then the feeding lifting cylinder 93 is raised, and the feeding switching rotary motor 95 rotates half a circle, that is, 180°, and the feeding The lifting cylinder 93 descends, the battery cover plate falls in the tooling fixture 21 of the turntable assembly 2, the vacuum is canceled, the feeding lifting cylinder 93 rises, the battery cover plate stays in the tooling fixture 21 of the turntable assembly 2, and automatic feeding is completed.

The turntable assembly 2 shown in Figure 8 includes a turntable base 22, a motor 23 and a rotating disc 24, the turntable base 22 is fixedly arranged on the machine platform 30, the motor 23 is arranged on the turntable base 22, and the rotating disc The disk 24 is connected to the motor 23, and the six fixtures 21 are arranged on the rotating disk 24 in an annular array, and the outer circumference of the rotating disk 24 is provided with six U-shaped openings 25, and the six Two U-shaped openings 25 and six fixtures 21 are provided in one-to-one correspondence, and the fixtures 21 are covered at the U-shaped opening 25 positions. The feeding assembly 9 places the battery cover in the fixture 21, and the motor 23 drives the rotating disk 24 to rotate to realize the movement of the battery cover between the stations of the equipment. The rotating disk 24 rotates once to divide the circumference into feeding station, visual inspection station, marking station, code scanning inspection station, unloading station and cleaning station, loading station, visual inspection station, marking station, code scanning inspection station, unloading station The material station and cleaning station are arranged in a clockwise direction. The feeding component 9 is located in the material loading station, the visual inspection component 4 is located in the visual inspection station, and the marking component 7 is located in the marking station. The component 6 is located in the code scanning detection station, the blanking component 3 is located in the blanking station, and the cleaning component 10 is located in the cleaning station.

Based on the above structure, the working method of the automatic marking working method of the battery cover of the present invention comprises the following steps:

S1. Place the battery cover plate produced in the previous process on the conveyor belts 142 of the two symmetrically arranged conveying components 14 in sequence, and at this time, the battery cover plate needs to be marked facing down;

S2. The conveyor belt 142 moves the battery cover horizontally. When the battery cover moves to the position of the blocking cylinder 17, it is blocked by the blocking cylinder 17, and the piston rod of the clamping cylinder 18 stretches out to withstand the conveyor belt 142. The second battery cover plate of the battery cover plate arranged in a row (this battery cover plate is the battery cover plate on the rear side of the battery cover plate contacting with blocking cylinder one 17), so that the second battery cover plate on the conveyor belt 142 does not Will move with the conveyor belt 142;

S3. The piston rod of the blocked cylinder one 17 is retracted to remove the block, and the first battery cover moves to the direction of the battery cover flipping assembly 12 along with the conveyor belt 142 until the first battery cover moves into the U-shaped bayonet one 127 or U-shaped bayonet two 128;

S4, turn over drive motor 121 to start, through the transmission of turn over drive driving wheel 123, turn over drive gear belt 124 and turn over drive driven wheel 125, drive two symmetrically set turn round plates 126 to rotate 180 °, now two symmetrically set Turn over the battery cover on the circular plate 126 by 180 degrees, and turn the side of the battery cover that needs to be marked upward;

S5. The flipped battery cover is in contact with the conveyor belt 142 and moves along with the conveyor belt 142;

S6. When a large number of battery covers are conveyed between the battery cover overturning assembly 12 and the end of the delivery assembly 14, the blocking cylinder one 17 and clamping between the battery cover overturning assembly 12 and the end of the delivery assembly 14 Cylinder 18 works, and the working principle is the same as that of steps S2 and S3, so that the battery cover plates move to the positions of loading positioning cylinder one 15 and loading positioning cylinder two 16;

S7. The battery cover plate is transported to the positions of the first positioning cylinder 15 and the second positioning cylinder 16, and the piston rods of the first positioning cylinder 15 and the second positioning cylinder 16 are stretched out to position the battery cover plate at this position;

S8, the feeding switching rotary motor 95 drives two symmetrically arranged feeding lifting cylinders 93, one of which moves to the top of the feeding positioning cylinder 15 or the feeding positioning cylinder 2 16, and the feeding lifting cylinder 93 drives a number of vacuum feeding suction nozzles 98 descends, so that some vacuum feeding nozzles 98 absorb the battery cover, and another feeding lifting cylinder 93 repeats the above steps, so that some vacuum feeding nozzles 98 connected to the two symmetrically arranged feeding lifting cylinders 93 are all adsorbed. battery cover;

S9, the feeding switching rotary motor 95 drives two symmetrically arranged feeding lifting cylinders 93 to be placed above the tooling fixture 21 of the feeding station in turn, and several vacuum feeding nozzles 98 release the battery cover plate to the feeding station. Inside the fixture 21;

S10, the turntable assembly 2 drives the jig 21 on which the battery cover is placed to rotate from the loading station to the visual inspection station;

S11. The light source 44 automatically illuminates, the camera 42 automatically takes pictures, and the visual software algorithm automatically recognizes and calculates the size of the burr and the size of the injection hole, and after comparing with the standard value, outputs relevant results and data;

S12. The turntable assembly 2 drives the detected battery cover to rotate from the visual inspection station to the marking station;

S13, for the battery cover plate detected qualified in step S11, the laser marking head 72 marks the battery cover plate;

S14. The turntable assembly 2 drives the marked battery cover to rotate from the marking station to the code scanning detection station;

S15, the code scanning gun 65 automatically scans the code, and judges whether the marking effect is qualified according to whether the code can be scanned;

S16. The blanking rotation switching motor 32 drives two symmetrically arranged blanking lifting drive cylinders 34 to move to the top of the tooling fixture 21 at the blanking station, and the blanking rotary cylinder 35 drives a number of vacuum blanking suction cups 37 to descend and absorb. The battery cover in the tooling fixture 21 at the blanking station;

S17. According to the code scanning result, place qualified battery covers on the unloading line 5, and place unqualified battery covers on the NG line 8;

S18. The turntable assembly 2 drives the tooling fixture 21 after blanking to rotate from the blanking station to the cleaning station;

S19. The piston rod of the cleaning vertical drive cylinder 102 drives the cleaning vertical frame body 105 down, so that several brushes 1012 are in contact with the tooling fixture 21 at this position, and the cleaning rotating motor 106 is started, driving the cleaning pendulum 107 to rotate around the cleaning The motor 106 swings, so that the cleaning driving roller 108 moves along an arc, and the position of the cleaning driving roller 108 in the waist-shaped hole 1013 changes, so that the cleaning horizontal slide plate 109 moves back and forth along the cleaning vertical guide rail 103, so that several hairs The brush 1012 moves on the fixture 21 to clean and remove dust from the fixture 21;

S20. After cleaning, the turntable assembly 2 drives the fixture 21 to rotate from the cleaning station to the loading station, and a new working cycle is performed again.

The above description is only a preferred embodiment of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements can also be made, and these improvements should also be regarded as the present invention. protection scope of the invention.

Claims (10)

1. An automatic marking method for a battery cover, characterized in that: comprising the steps: S1. Place the battery cover plate produced in the previous process on the conveyor belts (142) of the two symmetrically arranged conveying components (14) in sequence, and at this time, the battery cover plate needs to be marked facing down; S2. The conveyor belt (142) moves the battery cover horizontally. When the battery cover moves to the position of the blocking cylinder one (17), it is blocked by the blocking cylinder one (17), and the piston rod of the clamping cylinder (18) stretches out , to withstand the second battery cover of the battery cover arranged in a row on the conveyor belt (142) (this battery cover is the battery cover on the rear side of the battery cover that is in contact with the blocking cylinder one (17)), so that The second battery cover on the conveyor belt (142) will not move with the conveyor belt (142); S3. The piston rod of the blocked cylinder 1 (17) is retracted to release the block, and the first battery cover moves to the direction of the battery cover flipping assembly (12) along with the conveyor belt (142) until the first battery cover moves Enter U-shaped bayonet one (127) or U-shaped bayonet two (128); S4. The turning drive motor (121) is started, and the two symmetrically arranged turning plates (126) are driven to rotate through the turning drive driving wheel (123), the turning driving gear belt (124) and the turning driving driven wheel (125). 180°, at this time, the battery cover plates on the two symmetrically arranged flipping circular plates (126) are turned 180°, and the battery cover plate needs to be marked facing up; S5. The flipped battery cover is in contact with the conveyor belt (142), and moves along with the conveyor belt (142); S6. When a large number of battery covers are conveyed between the battery cover overturning assembly (12) and the end of the conveying assembly (14), the distance between the battery cover overturning assembly (12) and the end of the conveying assembly (14) Blocking cylinder one (17) and clamping cylinder (18) work, the working principle is the same as steps S2 and S3, so that the battery cover moves to the positions of loading positioning cylinder one (15) and loading positioning cylinder two (16) one by one place; S7. The battery cover plate is transported to the positions of the first (15) and second (16) positioning cylinders, and the piston rods of the first (15) and second (16) positioning cylinders are stretched out, and the The battery cover is positioned in this position; S8, the feeding switching rotary motor (95) drives two symmetrically arranged feeding lifting cylinders (93), one of which moves to the top of the feeding positioning cylinder one (15) or the feeding positioning cylinder two (16), and the feeding lifting cylinder (93) Drive several vacuum feeding nozzles (98) down, so that several vacuum feeding nozzles (98) can absorb the battery cover, and the other feeding lifting cylinder (93) repeats the above steps, so that two symmetrically set up A number of vacuum feeding suction nozzles (98) connected to the material lifting cylinder (93) are all adsorbed with battery cover plates; S9. The feeding switching rotary motor (95) drives two symmetrically arranged feeding lifting cylinders (93) to be placed above the tooling fixture (21) of the feeding station in turn, and several vacuum feeding nozzles (98) hold the battery cover The board is released into the tooling fixture (21) of the loading station; S10. The turntable assembly (2) drives the fixture (21) on which the battery cover is placed to rotate from the loading station to the visual inspection station; S11. The light source (44) automatically illuminates, the camera (42) automatically takes pictures, and the visual software algorithm automatically recognizes and calculates the size of the burr and the size of the injection hole, and after comparing with the standard value, outputs relevant results and data; S12. The turntable assembly (2) drives the detected battery cover to rotate from the visual inspection station to the marking station; S13. For the battery cover plate that is qualified in step S11, the laser marking head (72) marks the battery cover plate; S14. The turntable assembly (2) drives the marked battery cover to rotate from the marking station to the code scanning detection station; S15, the code scanning gun (65) automatically scans the code, and judges whether the marking effect is qualified according to whether the code can be scanned; S16. The blanking rotary switching motor (32) drives two symmetrically arranged blanking lifting drive cylinders (34) to move to the top of the tooling fixture (21) at the blanking station respectively, and the blanking rotary cylinder (35) drives several vacuums The blanking suction cup (37) descends and absorbs the battery cover in the tooling fixture (21) at the blanking station; S17. According to the code scanning result, place qualified battery covers on the unloading line (5), and place unqualified battery covers on the NG line (8); S18. The turntable assembly (2) drives the tooling fixture (21) that has completed blanking to rotate from the blanking station to the cleaning station; S19. The piston rod of the cleaning vertical driving cylinder (102) drives the cleaning vertical frame (105) down, so that several brushes (1012) are in contact with the fixture (21) at this position, and the cleaning rotary motor (106) starts , drives the cleaning pendulum block (107) to swing around the cleaning rotary motor (106), so that the cleaning driving roller (108) moves along a circular arc, and the position of the cleaning driving roller (108) in the waist-shaped hole (1013) changes , so that the cleaning horizontal slide plate (109) reciprocates along the cleaning vertical guide rail (103), so several brushes (1012) move on the tooling fixture (21) to clean and dedust the tooling fixture (21); S20. After cleaning, the turntable assembly (2) drives the fixture (21) to rotate from the cleaning station to the loading station, and a new working cycle is performed again. 2. The automatic marking working method of the battery cover according to claim 1, characterized in that: the equipment for the automatic marking working method includes a feeding assembly line (1), a turntable assembly (2), a blanking assembly ( 3), visual detection component (4), unloading assembly line (5), code scanning detection component (6), marking component (7), NG assembly line (8), feeding component (9), cleaning component (10) , smoke purifier (20), machine platform (30) and chassis cover (40), described chassis cover (40) cover is arranged on the machine platform (30), and described smoke purifier (20) is positioned at machine platform (30 ), and the smoke purifier (20) and the chassis cover (40) are internally connected, the feeding line (1), the turntable assembly (2), the unloading assembly (3), the visual inspection assembly (4), the unloading assembly The assembly line (5), the code scanning detection assembly (6), the marking assembly (7), the NG assembly line (8), the feeding assembly (9) and the cleaning assembly (10) are all set on the machine table (30), and the upper Material assembly line (1), turntable assembly (2), blanking assembly (3), visual inspection assembly (4), blanking assembly line (5), code scanning inspection assembly (6), marking assembly (7), NG assembly line (8), the feeding assembly (9) and the cleaning assembly (10) are located within the range covered by the chassis cover (40), the starting end of the feeding assembly line (1), the end of the feeding assembly (3) and the NG The end of the assembly line (8) extends out of the chassis cover (40), the turntable assembly (2) is a six-point index plate, and the turntable assembly (2) is provided with six fixtures (21), the turntable assembly ( 2) During the rotation process, it passes through the feeding component (9), the visual inspection component (4), the marking component (7), the scanning code detection component (6), the unloading component (3) and the cleaning component (10). 3. The automatic marking method for battery covers according to claim 2, characterized in that: the loading assembly line (1) includes an assembly line frame (11), a battery cover turning assembly (12), a conveying drive assembly (13), two symmetrically arranged conveying assemblies (14), feeding positioning cylinder one (15) and feeding positioning cylinder two (16), the battery cover flipping assembly (12), conveying drive assembly (13 ), two symmetrically arranged conveying components (14), the first feeding and positioning cylinder (15) and the second feeding and positioning cylinder (16) are all arranged on the assembly line frame (11), and the battery cover flipping assembly (12 ) is located in the middle of the assembly line frame body (11), the conveying drive assembly (13) is connected to two symmetrically arranged conveying assemblies (14), and the two symmetrically arranged conveying assemblies (14) are arranged on the assembly line frame body (11) On the inner walls on both sides, the battery cover flip assembly (12) is arranged between two symmetrically arranged conveying assemblies (14), and the two symmetrically arranged conveying assemblies (14) are provided with battery Cover plate, the first feeding positioning cylinder (15) and the second feeding positioning cylinder (16) are located at the end of the conveying assembly (14), and the first feeding positioning cylinder (15) and the second feeding positioning cylinder (16) are arranged side by side set up. 4. The automatic marking working method of the battery cover according to claim 3, characterized in that: the battery cover turning assembly (12) includes a turning drive motor (121), a turning support frame (122), a turning drive The driving wheel (123), the turning drive gear belt (124), the turning driving driven wheel (125), two symmetrically arranged turning round plates (126) and the turning shaft, the turning driving motor (121) and the turning shaft are both set On the turning support frame (122), the rotating shaft of the turning driving motor (121) is connected to the turning driving driving wheel (123), and the turning driving driving wheel (123) is driven from the turning driving gear belt (124) to the turning driving The driving wheel (125) is connected, and the two symmetrically arranged overturning circular plates (126) and the overturning driving driven wheel (125) are both sleeved on the overturning shaft, and a U-shaped bayonet is provided on the overturning circular plate (126) One (127) and U-shaped bayonet two (128), the U-shaped bayonet one (127) and U-shaped bayonet two (128) are located on the same diameter of the flipped circular plate (126), and the U-shaped bayonet One (127) and U-shaped bayonet two (128) extend to the outer circumference of the flipped circular plate (126), and the U-shaped bayonet one (127) and U-shaped bayonet two (128) are connected with the conveying drive assembly (13) The conveyor belt is at the same level. 5. The automatic marking method for battery cover according to claim 2, characterized in that: the blanking assembly (3) includes a blanking bracket (31), a blanking rotation switching motor (32), a blanking Rotary platform (33), two symmetrically arranged unloading lifting drive cylinders (34) and two symmetrically arranged unloading rotary cylinders (35), the unloading bracket (31) is fixedly arranged on the machine platform (30) , the blanking rotary switching motor (32) is fixedly arranged on the blanking bracket (31), and the rotating shaft of the blanking rotary switching motor (32) is connected to the middle position of the blanking rotary platform (33), the two The symmetrically arranged blanking lifting drive cylinders (34) are respectively arranged at both ends of the blanking rotary platform (33), and the two symmetrically arranged blanking lifting drive cylinders (34) and the two symmetrically arranged blanking rotary cylinders ( 35) Corresponding settings, and the unloading rotary cylinder (35) is connected with the piston rod of the unloading lifting drive cylinder (34), the unloading rotary cylinder (35) is connected with the unloading suction cup mounting plate (36), the The blanking suction cup mounting plate (36) is connected with some vacuum blanking suction cups (37). 6. The automatic marking method of battery cover according to claim 1, characterized in that: the visual detection component (4) includes a visual support (41), two symmetrically arranged cameras (42), two Symmetrically arranged lens (43), light source (44) and light source bracket (45), the vision bracket (41) and light source bracket (45) are all set on the machine platform (30), the two symmetrically arranged cameras (42) is set on the visual bracket (41), the two symmetrically arranged cameras (42) and the two symmetrically arranged lenses (43) are arranged in one-to-one correspondence, and the lenses (43) and the cameras (42) are connected, The light source (44) is arranged on the light source bracket (45), the lens (43), the fixture (21) and the light source (44) are on the same vertical line, and the lens (43) and the light source (44) are respectively Located on the upper and lower sides of the tooling fixture (21); the code scanning detection component (6) includes a code scanning fixed base (61), a vertical adjustment rod (62), a fixed connector (63), and a lateral adjustment rod (64) and the code scanning gun (65), the code scanning fixed base (61) is fixedly arranged on the machine platform (30), and the lower end of the vertical adjustment rod (62) is fixedly arranged on the code scanning fixed base (61) , the fixed connector (63) is set on the vertical adjustment rod (62), one end of the horizontal adjustment rod (64) is connected to the fixed connector (63), and the code scanning gun (65) is set on the horizontal Adjust the other end of the rod (64), and the code scanning gun (65) is located directly above the fixture (21). 7. The automatic marking method for the battery cover according to claim 1, characterized in that: the marking assembly (7) includes a marking mechanism base (71), a laser marking head (72), a laser integrated device (73), vertical frame body (74), lifting adjustment hand wheel (75), marking lifting adjustment screw rod (76), two symmetrically arranged vertical guide rails (77) and vertical lifting slide plate (78) , the marking mechanism base (71) is fixed on the machine platform (30), the vertical frame (74) is fixed on the marking mechanism base (71), and the marking lifting adjustment screw ( 76) and two symmetrically arranged vertical guide rails (77) are all arranged on the vertical frame body (74), and the vertical guide rails (77) and the marking lifting adjustment screw (76) are arranged in parallel, the vertical The lifting slide (78) is fixedly connected to the screw nut of the marking lifting adjustment screw (76), and the vertical lifting slide (78) is slidingly connected to two symmetrically arranged vertical guide rails (77). (73) is fixedly arranged on the vertical lifting slide (78), the laser marking head (72) is connected to the optical integrator (73), and the laser marking head (72) is located directly above the fixture (21). 8. The automatic marking method for the battery cover according to claim 1, characterized in that: the cleaning assembly (10) includes a cleaning bracket (101), a cleaning vertical driving cylinder (102), a cleaning vertical guide rail (103), clean the vertical slider (104), clean the vertical frame (105), clean the rotating motor (106), clean the pendulum (107), clean the driving roller (108), clean the horizontal slide (109), Clean the horizontal guide rail (1010), the brush installation plate (1011) and several brushes (1012), the cleaning bracket (101) is fixed on the machine table (30), and the cleaning vertical drive cylinder (102) is fixed It is arranged on the cleaning bracket (101), and the piston rod of the cleaning vertical driving cylinder (102) is connected with the cleaning vertical frame (105), and the cleaning vertical guide rail (103) is vertically arranged on the cleaning bracket ( 101), the cleaning vertical slider (104) is slidingly connected to the cleaning vertical guide rail (103), the cleaning vertical frame body (105) is fixedly connected to the cleaning vertical slider (104), and the cleaning Both the rotating motor (106) and the cleaning horizontal guide rail (1010) are arranged on the cleaning vertical frame (105), the rotating shaft of the cleaning rotating motor (106) is connected with the cleaning pendulum (107), and the cleaning driving roller ( 108) is connected to the end of the cleaning pendulum (107) away from the cleaning rotating motor (106), the cleaning horizontal slide plate (109) is slidingly connected to the cleaning horizontal guide rail (1010), and the cleaning horizontal slide plate (109) is provided with a waist type hole (1013), the cleaning driving roller (108) is set in the waist type hole (1013), and the cleaning driving roller (108) is rollingly connected with the waist type hole (1013), and the brush installation plate (1011) It is fixedly connected with the cleaning horizontal sliding plate (109), the several brushes (1012) are arranged on the brush installation plate (1011), and the several brushes (1012) are located directly above the tooling fixture (21). 9. The automatic marking working method of the battery cover according to claim 1, characterized in that: the feeding assembly (9) includes two oppositely arranged cables (91), a cable bracket (92), Two symmetrically arranged feeding lifting cylinders (93), feeding rotating plate (94), feeding switching rotating motor (95) and mechanism support (96), the cable support (92) and mechanism support (96) are fixedly arranged on the machine platform (30), and one end of the two oppositely arranged cables (91) is connected to the cable bracket (92), and the two oppositely arranged cables (91) and two The symmetrically arranged feeding lifting cylinders (93) are arranged in one-to-one correspondence, and the other end of the cable (91) is connected to the feeding rotating plate (94) through an adapter plate, and the feeding switching rotating motor (95) is fixedly set On the mechanism bracket (96), and the rotating shaft of the feeding switching rotary motor (95) is connected to the middle position of the feeding rotating plate (94), the two symmetrically arranged lifting cylinders (93) are respectively arranged on Both ends of the feeding rotary plate (94) in the length direction, the piston rod of the feeding lifting cylinder (93) is connected with a feeding suction nozzle mounting plate (97), and the feeding suction nozzle mounting plate (97) is provided with There are some vacuum feeding nozzles (98). 10. The automatic marking method of battery cover according to claim 1, characterized in that: the turntable assembly (2) includes a turntable base (22), a motor (23) and a rotating disk (24), the The turntable base (22) is fixed on the machine table (30), the motor (23) is set on the turntable base (22), the rotating disc (24) is connected to the motor (23), and the six The fixtures (21) are arranged on the rotating disc (24) in an annular array, and the outer circumference of the rotating disc (24) is provided with six U-shaped openings (25), and the six U-shaped The opening (25) and the six fixtures (21) are provided in one-to-one correspondence, and the fixture (21) is covered at the position of the U-shaped opening (25).

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