Coloring device and method for plastic toy production

Abstract

The invention belongs to the technical field of toy production, and particularly relates to a coloring device and method for plastic toy production, the coloring device for plastic toy production comprises a clamping transfer assembly, a conveyor belt assembly, a folding adsorption assembly, a paint blocking film paper feeding assembly and a paint spraying assembly; the clamping and transferring assembly is used for clamping the toy workpieces and the wrapping pieces of the toy workpieces to transfer the toy workpieces and the wrapping pieces among the stations. Conveying belt assemblies are arranged below the feeding station, the separation station and the discharging station respectively, a paint film blocking paper feeding assembly and a folding adsorption assembly are sequentially arranged at the position, located below the conveying belt assemblies, of the feeding station, the position, located below the conveying belt assemblies, of the separation station is provided with the folding adsorption assembly, and a paint spraying assembly is arranged below the paint spraying station. The paint blocking film paper is used for blocking the toy workpiece, and spot coloring of the toy workpiece can be achieved; and meanwhile, redundant paint and paint blocking film paper can be efficiently recycled in the coloring process, and the environment-friendly effect is good.

Description

Technical Field

[0001] The invention belongs to the technical field of toy production, and in particular relates to a coloring device and method for producing plastic toys. Background Art

[0002] In the production process of plastic toys, the main function of the coloring device is to improve the appearance quality and durability of plastic toys. This device uses specific technical means, such as spraying and drying, to treat the surface of plastic toys to achieve the purpose of beautifying the appearance and enhancing durability. Specifically, the functions of this device include: 1) Improving appearance quality: Through the coloring device, plastic toys can be evenly sprayed to ensure bright and uniform colors, thereby improving the visual appeal of the toys. 2) Enhancing durability: Through the spraying and drying process, a protective film can be formed on the surface of the toy, which can protect the toy from wear and increase its service life. 3) Optimizing production efficiency: The design of the coloring device takes into account production efficiency. Through automated or semi-automated operations, manual intervention is reduced, thereby improving production efficiency. 4) Environmental protection and safety: Modern coloring devices take into account environmental protection and safety factors, use environmentally friendly materials and processes, ensure environmental standards in the production process, and also ensure the safety of operators. 5) Adapting to diversified needs: With the diversification of market demand, coloring devices also need to adapt to different color and design requirements and provide diversified coloring options.

[0003] The traditional coloring device used in the production of plastic toys has shortcomings when used. First, it is suitable for coloring the entire toy, but not for partial coloring of the toy, such as coloring a spotted toy; second, it cannot efficiently recycle excess paint and paint film paper during the coloring process. Therefore, it needs to be optimized and improved. Summary of the invention

[0004] The purpose of the present invention is to overcome the above problems existing in the prior art and to provide a coloring device and method for producing plastic toys.

[0005] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0006] The present invention provides a coloring device for plastic toy production, which comprises a clamping and transferring component, a conveyor belt component, a closing and adsorption component, a paint film paper feeding component and a painting component. The coloring device for plastic toy production is provided with four workstations, which are a loading station, a painting station, a separation station and a unloading station in order along the circumferential direction;

[0007] The clamping and transferring assembly is used to clamp the toy workpiece and its covering parts and transfer them between various workstations;

[0008] Conveyor belt assemblies are arranged below each of the loading station, separation station and unloading station. The loading station is located below the conveyor belt assembly and is provided with a paint film paper feeding assembly and a closing and adsorption assembly in sequence. The separation station is located below the conveyor belt assembly and is provided with a closing and adsorption assembly. A paint spraying assembly is arranged below the painting station.

[0009] Furthermore, in the above-mentioned coloring device for plastic toy production, the clamping and transferring assembly includes a first substrate, a first servo motor, a turntable and a clamping mechanism, a first servo motor is installed on the lower side of the first substrate, a turntable is installed on the output end of the first servo motor, and four clamping mechanisms are provided on the turntable along the circumference; the clamping mechanism is composed of a first lifting push rod, a first mounting plate, a hanging frame, a second servo motor, a hanging shaft, a steering gear set and a mechanical clamp, the cylinder body of the first lifting push rod is fixed on the turntable, the movable end of the first lifting push rod is installed with a first mounting plate, the lower side of the first mounting plate is fixed with a hanging frame and a second servo motor, the hanging shaft is suspended and supported in the hanging frame, the lower end of the hanging shaft is installed with a mechanical clamp, and the output shaft of the second servo motor is transmission-connected to the hanging shaft through the steering gear set.

[0010] Furthermore, in the above-mentioned coloring device for producing plastic toys, the conveyor belt assembly below the loading station and the conveyor belt assembly below the separation station are each composed of two first conveyor belts arranged side by side, and the gap width between the two first conveyor belts is less than the minimum width of the toy workpiece;

[0011] The conveyor belt assembly below the unloading station is a second conveyor belt, the width of the second conveyor belt is greater than the maximum width of the toy workpiece, and a hot air dryer is installed above the forward direction of the second conveyor belt.

[0012] Furthermore, in the above-mentioned coloring device for plastic toy production, the closing and adsorption assembly includes a second substrate, a second lifting push rod, a mounting seat, a vacuum suction cup, a closing claw and a flipping drive mechanism, a second lifting push rod is fixed to the upper side of the second substrate, a mounting seat is fixed to the movable end of the second lifting push rod, a vacuum suction cup is installed on the upper side of the mounting seat, closing claws are hinged on both sides of the mounting seat, and a flipping drive mechanism for driving the closing claws on both sides to flip relative to each other is installed on the mounting seat; the flipping drive mechanism includes two meshing internal gears, one of which is a driving gear, and the central axis of each of the internal gears is transmission-connected to the hinged positioning shaft of the adjacent closing claw through a synchronous belt.

[0013] Furthermore, in the above-mentioned coloring device for plastic toy production, the paint-blocking film paper feeding assembly includes a feed rack, a receiving rack, a film carrier tape, a retaining ring bracket and a retaining ring; the film carrier tape is pulled between the feed rack and the receiving rack; the film carrier tape is provided with a plurality of mounting holes at equal intervals on the tape body; the edges of the mounting holes are bonded with paint-blocking film paper by spaced gluing; the feed rack and the receiving rack are fixed with retaining rings by means of retaining ring brackets; the retaining rings are located directly above the film carrier tape; and the specifications of the retaining rings match the specifications of the paint-blocking film paper.

[0014] Furthermore, in the above-mentioned coloring device for plastic toy production, the diameter of the paint-blocking film paper is greater than the gap width value between the two first conveyor belts. After the paint-blocking film paper closes the adsorption component and rises to contact the toy workpiece, the deformation recovery force of the paint-blocking film paper itself is utilized to enable the paint-blocking film paper to smoothly pass through the area between the two first conveyor belts; the paint-blocking film paper is made of TPE material with poor paint adhesion, and a plurality of spot spray holes are pre-opened on the paint-blocking film paper, and the position of the adsorption holes of the vacuum suction cup is staggered with the position of the spot spray holes.

[0015] Furthermore, in the above-mentioned coloring device for producing plastic toys, the paint spraying assembly includes a paint spraying barrel, a side paint spraying mechanism and a bottom paint spraying mechanism;

[0016] The side paint spraying mechanism comprises a vertical linear guide pair, a first pump body, a first self-retractable suction pipe, a first paint spraying head and a first baffle, the first pump body is installed on the outer side of the slider of the vertical linear guide pair, the suction end of the first pump body is connected with the paint spraying tube through the first self-retractable suction pipe, the output end of the first pump body is installed with the first paint spraying head, and the back side of the first paint spraying head is installed with the first baffle;

[0017] The bottom paint spraying mechanism comprises a horizontal linear guide pair, a second pump body, a second self-retractable suction pipe, a second paint spraying head and a second baffle, the second pump body is installed on the outer side of the slider of the horizontal linear guide pair, the suction end of the second pump body is connected with the paint spraying barrel through the second self-retractable suction pipe, the output end of the second pump body is installed with a second paint spraying head, and the back side of the second paint spraying head is installed with a second baffle;

[0018] The second baffle and the first baffle are connected as a whole through a telescopic plate, and together form a paint collecting cover with an open upper end. A paint return pipe with an opening valve is installed at the bottom end of the paint collecting cover.

[0019] The present invention also provides a coloring method for plastic toy production, which is implemented based on the above-mentioned coloring device for plastic toy production and includes the following steps:

[0020] 1) Using the conveyor belt assembly below the loading station, the toy workpiece to be painted is transferred to the loading station; using the paint film paper feeding assembly, the paint film paper is transferred to the top of the closing and adsorption assembly below; the closing and adsorption assembly adsorbs and locks the transferred paint film paper, and the closing and adsorption assembly drives the paint film paper to move up first to contact the toy workpiece, and then the paint film paper and the toy workpiece continue to be lifted until the paint film paper is exposed from the conveying surface of the conveyor belt assembly; the closing and adsorption assembly closes and covers the paint film paper on the outside of the toy workpiece;

[0021] 2) The clamping and transferring component clamps and seals the paint-blocking film paper that is folded and wrapped around the outside of the toy workpiece, so that the paint-blocking film paper and the toy workpiece are tightly wrapped to form a wrapping part A;

[0022] 3) The clamping and transferring assembly transfers the covering part A from the loading station to the painting station, and the painting assembly is used to paint the covering part A. During the painting process, the clamping and transferring assembly drives the covering part A to rotate, and finally the covering part B is obtained;

[0023] 4) The clamping and transferring assembly transfers the covering part B from the painting station to the separation station, and the clamping and transferring assembly drives the covering part B to move down to the conveying surface of the conveyor belt assembly at the separation station and releases the clamping of the paint film paper, and the closing and adsorption assembly at the separation station adsorbs the paint film paper, and then the clamping and transferring assembly is used to transfer the toy workpiece to the unloading station to achieve separation;

[0024] The closing adsorption component at the separation station releases the adsorption of the paint film paper, and the conveyor belt component at the separation station is used to transfer the paint film paper to the paint film paper recovery drum, which is then reused after subsequent cleaning, and the cleaning liquid is concentrated to form new paint;

[0025] The conveyor belt assembly at the unloading station transfers the toy workpiece with the spot coloring to the drying process at the rear side.

[0026] The beneficial effects of the present invention are:

[0027] The present invention provides a coloring device for plastic toy production, which is mainly composed of a clamping and transferring component, a conveyor belt component, a closing and adsorption component, a paint-blocking film paper feeding component and a paint spraying component. The components cooperate with each other. On the one hand, the paint-blocking film paper is used to cover the toy workpiece, so that spot coloring of the toy workpiece can be achieved; on the other hand, excess paint and paint-blocking film paper can be efficiently recycled during the coloring process, and the environmental protection effect is good.

[0028] Of course, any product implementing the present invention does not necessarily need to achieve all of the above advantages at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0030] Figure 1 It is a structural schematic diagram of a coloring device for producing plastic toys of the present invention;

[0031] Figure 2 It is a schematic diagram of the position distribution of four workstations in the present invention;

[0032] Figure 3 It is a structural schematic diagram of the clamping and transferring assembly in the present invention;

[0033] Figure 4 It is a schematic diagram of the structure of the folded adsorption assembly in the present invention;

[0034] Figure 5 It is a schematic diagram of the structure of the paint film paper in the present invention;

[0035] Figure 6 It is a structural schematic diagram of the paint film paper feeding assembly in the present invention;

[0036] Figure 7 It is a structural schematic diagram of the retaining ring in the present invention;

[0037] Figure 8 It is a structural schematic diagram of the paint spraying assembly in the present invention;

[0038] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0039] 1-gripping and transferring assembly, 101-first substrate, 102-first servo motor, 103-turntable, 104-first lifting push rod, 105-first mounting plate, 106-hanging frame, 107-second servo motor, 108-hanging shaft, 109-steering gear set, 110-mechanical clamp;

[0040] 2- conveyor belt assembly;

[0041] 3-closing adsorption assembly, 301-second substrate, 302-second lifting push rod, 303-mounting seat, 304-vacuum suction cup, 305-closing claw, 306-internal gear, 307-synchronous belt;

[0042] 4-paint film paper feeding assembly, 401-discharging rack, 402-collecting rack, 403-film carrier belt, 404-blocking ring bracket, 405-blocking ring;

[0043] 5-paint spraying assembly, 501-paint spraying barrel, 502-vertical linear guide pair, 503-first pump body, 504-first self-telescopic suction pipe, 505-first paint spraying head, 506-first baffle, 507-horizontal linear guide pair, 508-second pump body, 509-second self-telescopic suction pipe, 510-second paint spraying head, 511-second baffle, 512-telescopic plate;

[0044] 6-Toy artifacts;

[0045] 7-Paint film blocking paper. DETAILED DESCRIPTION

[0046] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0047] like Figure 1-Figure 8 As shown, this embodiment provides a coloring device for plastic toy production, which includes a clamping and transferring component 1, a conveyor belt component 2, a closing and adsorption component 3, a paint film paper feeding component 4 and a paint spraying component 5. The coloring device for plastic toy production is provided with four stations in total, and the four stations are a loading station, a paint spraying station, a separation station and a unloading station in the circumferential direction. The clamping and transferring component 1 is used to clamp the toy workpiece 6 and its covering parts for transfer between the various stations. A conveyor belt component 2 is provided below each of the loading station, the separation station and the unloading station. The loading station is located below the conveyor belt component 2 and is provided with a paint film paper feeding component 4 and a closing and adsorption component 3 in sequence. The separation station is located below the conveyor belt component and is provided with a closing and adsorption component 3. The paint spraying component 5 is provided below the paint spraying station.

[0048] In this embodiment, the clamping and transferring assembly 1 includes a first substrate 101, a first servo motor 102, a turntable 103 and a clamping mechanism. The first servo motor 102 is installed on the lower side of the first substrate 101, and the turntable 103 is installed on the output end of the first servo motor 102. The turntable 103 is provided with four clamping mechanisms along the circumference; the clamping mechanism is composed of a first lifting push rod 104, a first mounting plate 105, a hanging frame 106, a second servo motor 107, a hanging shaft 108, a steering gear set 109 and a mechanical clamp 110. The cylinder body of the first lifting push rod 104 is fixed on the turntable 103, the movable end of the first lifting push rod 104 is installed with the first mounting plate 105, and the lower side of the first mounting plate 105 is fixed with the hanging frame 106 and the second servo motor 107. A suspension shaft 108 is suspended and supported in the suspension frame 106 , a mechanical clamp 110 is installed at the lower end of the suspension shaft 108 , and an output shaft of the second servo motor 107 is transmission-connected to the suspension shaft 108 via a steering gear set 109 .

[0049] In this embodiment, the conveyor belt assembly 2 below the loading station and the conveyor belt assembly 2 below the separation station are each composed of two first conveyor belts arranged side by side, and the gap width between the two first conveyor belts is smaller than the minimum width of the toy workpiece 6;

[0050] The conveyor belt assembly 2 below the unloading station is a second conveyor belt, the width of the second conveyor belt is greater than the maximum width of the toy workpiece 6, and a hot air dryer is installed above the forward direction of the second conveyor belt.

[0051] In this embodiment, the closing adsorption assembly 3 includes a second substrate 301, a second lifting push rod 302, a mounting seat 303, a vacuum suction cup 304, a closing claw 305 and a flipping drive mechanism. The second lifting push rod 302 is fixed on the upper side of the second substrate 301, the mounting seat 303 is fixed on the movable end of the second lifting push rod 302, the vacuum suction cup 304 is installed on the upper side of the mounting seat 303, the closing claws 305 are hinged on both sides of the mounting seat 303, and a flipping drive mechanism for driving the closing claws 305 on both sides to flip relative to each other is installed on the mounting seat 303. The flipping drive mechanism includes two meshing internal gears 306, one of which is a driving gear, and the central axis of each internal gear 306 is connected to the articulated positioning axis of the adjacent closing claw 305 through a synchronous belt 307.

[0052] In this embodiment, the paint film paper feeding assembly 4 includes a material unwinding rack 401, a material receiving rack 402, a film carrier 403, a retaining ring bracket 404 and a retaining ring 405. The film carrier 403 is pulled between the material unwinding rack 401 and the material receiving rack 402. The film carrier 403 is provided with a plurality of mounting holes at equal intervals on the belt body. The edges of the mounting holes are glued with paint film paper 7 by spaced dispensing. The unwinding rack 401 and the material receiving rack 402 are fixed with a retaining ring 405 through the retaining ring bracket 404. The retaining ring 405 is located directly above the film carrier 403. The specifications of the retaining ring 405 match the specifications of the paint film paper 7.

[0053] In this embodiment, the diameter of the paint-blocking film paper 7 is greater than the gap width between the two first conveyor belts. After the paint-blocking film paper 7 rises to contact the toy workpiece 6 as the paint-blocking film paper closes the adsorption component 3, the paint-blocking film paper 7 uses its own deformation recovery force to enable the paint-blocking film paper 7 to smoothly pass through the area between the two first conveyor belts; the paint-blocking film paper 7 is made of TPE material with poor paint adhesion, and a plurality of spot spray holes are pre-opened on the paint-blocking film paper 7, and the position of the adsorption hole of the vacuum suction cup 304 is staggered with the position of the spot spray hole.

[0054] In this embodiment, the paint spraying assembly 5 includes a paint spraying barrel 501, a side paint spraying mechanism and a bottom paint spraying mechanism;

[0055] The side painting mechanism includes a vertical linear guide pair 502, a first pump body 503, a first self-retractable suction pipe 504, a first paint spray head 505 and a first baffle 506. The first pump body 503 is installed on the outer side of the slider of the vertical linear guide pair 502. The suction end of the first pump body 503 is connected with the paint spray barrel 501 through the first self-retractable suction pipe 504. The output end of the first pump body 503 is installed with the first paint spray head 505. The back side of the first paint spray head 505 is installed with the first baffle 506.

[0056] The bottom paint spraying mechanism includes a horizontal linear guide pair 507, a second pump body 508, a second self-telescopic suction pipe 509, a second paint spraying head 510 and a second baffle 511. The second pump body 508 is installed on the outer side of the slider of the horizontal linear guide pair 507. The suction end of the second pump body 508 is connected with the paint spraying tube 501 through the second self-telescopic suction pipe 509. The output end of the second pump body 508 is installed with the second paint spraying head 510, and the back side of the second paint spraying head 510 is installed with the second baffle 511.

[0057] The second baffle plate 511 and the first baffle plate 506 are connected as a whole through the telescopic plate 512 to form a paint collecting cover with an open upper end. A paint return pipe with an opening valve is installed at the bottom end of the paint collecting cover.

[0058] This embodiment also provides a coloring method for producing plastic toys, comprising the following steps:

[0059] 1) Using the conveyor belt assembly 2 below the loading station, the toy workpiece 6 to be painted is transferred to the loading station; using the paint film paper feeding assembly 4, the paint film paper 7 is transferred to the upper part of the closing and adsorption assembly 3 below; the closing and adsorption assembly 3 adsorbs and locks the transferred paint film paper 7, and the closing and adsorption assembly 3 drives the paint film paper to move up first to contact the toy workpiece 6, and then the paint film paper 7 and the toy workpiece 6 continue to be lifted until the paint film paper 7 is exposed from the conveying surface of the conveyor belt assembly 2; the closing and adsorption assembly 3 closes and covers the paint film paper 7 on the outside of the toy workpiece 6;

[0060] 2) The clamping and transferring component 1 clamps and seals the paint-blocking film paper 7 that is folded and wrapped around the outside of the toy workpiece 5, so that the paint-blocking film paper 7 and the toy workpiece 6 are tightly wrapped to form a wrapping piece A;

[0061] 3) The clamping and transferring component 1 transfers the covering part A from the loading station to the painting station, and the painting component 5 is used to spray paint the covering part A. During the painting process, the clamping and transferring component 1 drives the covering part A to rotate, and finally the covering part B is obtained;

[0062] 4) The clamping and transferring component 1 transfers the covering part B from the painting station to the separation station, and the clamping and transferring component 1 drives the covering part B to move down to the conveying surface of the conveyor belt component at the separation station and releases the clamping of the paint film paper 7, and the closing and adsorption component 3 at the separation station adsorbs the paint film paper 7, and then the clamping and transferring component 1 is used to transfer the toy workpiece 6 to the unloading station to achieve separation;

[0063] The closing adsorption component 3 at the separation station releases the adsorption of the paint film paper 7, and the conveyor belt component 2 at the separation station transfers the paint film paper 7 to the paint film paper recovery drum, which is then reused after subsequent cleaning, and the cleaning liquid is concentrated to form new paint;

[0064] The conveyor belt assembly 2 at the unloading station transfers the toy workpiece 6 with the spots colored to the drying process at the rear side.

[0065] The preferred embodiments of the present invention disclosed above are only useful to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A coloring device for producing plastic toys, characterized in that: The coloring device for plastic toy production comprises a clamping and transferring component, a conveyor belt component, a closing and adsorption component, a paint film paper feeding component and a painting component. The coloring device for plastic toy production is provided with four stations in total, and the four stations are a loading station, a painting station, a separation station and a unloading station in order along the circumferential direction; The clamping and transferring assembly is used to clamp the toy workpiece and its covering parts and transfer them between various workstations; Conveyor belt assemblies are arranged below each of the loading station, separation station and unloading station. The loading station is located below the conveyor belt assembly and is provided with a paint film paper feeding assembly and a closing and adsorption assembly in sequence. The separation station is located below the conveyor belt assembly and is provided with a closing and adsorption assembly. A paint spraying assembly is arranged below the painting station.

2. The coloring device for plastic toy production according to claim 1, characterized in that: The clamping and transferring assembly includes a first base plate, a first servo motor, a turntable and a clamping mechanism, wherein a first servo motor is installed on the lower side of the first base plate, a turntable is installed on the output end of the first servo motor, and four clamping mechanisms are provided on the turntable along the circumference; the clamping mechanism is composed of a first lifting push rod, a first mounting plate, a hanging frame, a second servo motor, a hanging shaft, a steering gear set and a mechanical clamp, the cylinder body of the first lifting push rod is fixed on the turntable, a first mounting plate is installed on the movable end of the first lifting push rod, a hanging frame and a second servo motor are fixed on the lower side of the first mounting plate, a hanging shaft is suspended and supported in the hanging frame, a mechanical clamp is installed on the lower end of the hanging shaft, and the output shaft of the second servo motor is transmission-connected to the hanging shaft through the steering gear set.

3. The coloring device for producing plastic toys according to claim 2, characterized in that: The conveyor belt assembly below the loading station and the conveyor belt assembly below the separation station are each composed of two first conveyor belts arranged side by side, and the gap width between the two first conveyor belts is smaller than the minimum width of the toy workpiece; The conveyor belt assembly below the unloading station is a second conveyor belt, the width of the second conveyor belt is greater than the maximum width of the toy workpiece, and a hot air dryer is installed above the forward direction of the second conveyor belt.

4. The coloring device for producing plastic toys according to claim 3, characterized in that: The closing adsorption assembly includes a second substrate, a second lifting push rod, a mounting seat, a vacuum suction cup, a closing claw and a flipping drive mechanism. A second lifting push rod is fixed to the upper side of the second substrate, a mounting seat is fixed to the movable end of the second lifting push rod, a vacuum suction cup is installed on the upper side of the mounting seat, closing claws are hinged on both sides of the mounting seat, and a flipping drive mechanism for driving the closing claws on both sides to flip relative to each other is installed on the mounting seat; the flipping drive mechanism includes two meshing internal gears, one of which is a driving gear, and the central axis of each of the internal gears is transmission-connected to the hinged positioning shaft of the adjacent closing claw through a synchronous belt.

5. The coloring device for producing plastic toys according to claim 4, characterized in that: The paint-blocking film paper feeding assembly includes a feed unloading rack, a feed collecting rack, a film carrier belt, a retaining ring bracket and a retaining ring. The film carrier belt is pulled between the feed unloading rack and the feed collecting rack. The film carrier belt is provided with a plurality of mounting holes at equal intervals on the belt body. The edges of the mounting holes are bonded with paint-blocking film paper by means of spaced gluing. The feed unloading rack and the feed collecting rack are fixed with a retaining ring by means of a retaining ring bracket. The retaining ring is located directly above the film carrier belt. The specifications of the retaining ring match those of the paint-blocking film paper.

6. The coloring device for producing plastic toys according to claim 5, characterized in that: The diameter of the paint-blocking film paper is greater than the gap width between the two first conveyor belts. After the paint-blocking film paper closes and the adsorption assembly rises to contact the toy workpiece, the paint-blocking film paper utilizes its own deformation recovery force to enable the paint-blocking film paper to smoothly pass through the area between the two first conveyor belts. The paint-blocking film paper is made of TPE material with poor paint adhesion, and a plurality of spot spray holes are pre-opened on the paint-blocking film paper. The position of the adsorption holes of the vacuum suction cup is staggered with the position of the spot spray holes.

7. The coloring device for producing plastic toys according to claim 6, characterized in that: The paint spraying assembly comprises a paint spraying barrel, a side paint spraying mechanism and a bottom paint spraying mechanism; The side paint spraying mechanism comprises a vertical linear guide pair, a first pump body, a first self-retractable suction pipe, a first paint spraying head and a first baffle, the first pump body is installed on the outer side of the slider of the vertical linear guide pair, the suction end of the first pump body is connected with the paint spraying tube through the first self-retractable suction pipe, the output end of the first pump body is installed with the first paint spraying head, and the back side of the first paint spraying head is installed with the first baffle; The bottom paint spraying mechanism comprises a horizontal linear guide pair, a second pump body, a second self-retractable suction pipe, a second paint spraying head and a second baffle, the second pump body is installed on the outer side of the slider of the horizontal linear guide pair, the suction end of the second pump body is connected with the paint spraying barrel through the second self-retractable suction pipe, the output end of the second pump body is installed with a second paint spraying head, and the back side of the second paint spraying head is installed with a second baffle; The second baffle and the first baffle are connected as a whole through a telescopic plate, and together form a paint collecting cover with an open upper end. A paint return pipe with an opening valve is installed at the bottom end of the paint collecting cover.

8. A coloring method for plastic toy production, implemented based on the coloring device for plastic toy production according to claim 7, characterized in that: The steps include: 1) Use the conveyor belt assembly below the loading station to transfer the toy workpiece to be painted to the loading station; use the paint film paper feeding assembly to transfer the paint film paper to the top of the closing adsorption assembly below; The closing adsorption component adsorbs and locks the transferred paint film paper, and the closing adsorption component drives the paint film paper to move up first to contact with the toy workpiece, and then the paint film paper and the toy workpiece continue to be lifted until the paint film paper is exposed from the conveying surface of the conveyor belt component; the closing adsorption component closes and covers the paint film paper on the outside of the toy workpiece; 2) The clamping and transferring component clamps and seals the paint-blocking film paper that is folded and wrapped around the outside of the toy workpiece, so that the paint-blocking film paper and the toy workpiece are tightly wrapped to form a wrapping part A; 3) The clamping and transferring assembly transfers the covering part A from the loading station to the painting station, and the painting assembly is used to paint the covering part A. During the painting process, the clamping and transferring assembly drives the covering part A to rotate, and finally the covering part B is obtained; 4) The clamping and transferring assembly transfers the covering part B from the painting station to the separation station, and the clamping and transferring assembly drives the covering part B to move down to the conveying surface of the conveyor belt assembly at the separation station and releases the clamping of the paint film paper, and the closing and adsorption assembly at the separation station adsorbs the paint film paper, and then the clamping and transferring assembly is used to transfer the toy workpiece to the unloading station to achieve separation; The closing adsorption component at the separation station releases the adsorption of the paint film paper, and the conveyor belt component at the separation station is used to transfer the paint film paper to the paint film paper recovery drum, which is then reused after subsequent cleaning, and the cleaning liquid is concentrated to form new paint; The conveyor belt assembly at the unloading station transfers the toy workpiece with the spot coloring to the drying process at the rear side.

Images