Glass bottle multicolor printing device

Abstract

The utility model provides a multicolor printing device for glass bottles. The multicolor printing device comprises a rack, the single-screw conveying mechanism comprises a conveying belt, an isolation guardrail, a screw and a screw driving device, the isolation guardrail is arranged on one side of the conveying belt, the screw is arranged on the other side of the conveying belt, the screw driving device drives the screw to rotate, and an electronic eye is arranged on one side of the conveying belt; the two manipulators are arranged in the rack and respectively correspond to the inlet and the outlet of the rack; a plurality of bottle clamping seats are uniformly arranged on the turntable; the first industrial camera is arranged on the fixed disc; the printing devices are arranged on the fixed disc, each printing device comprises a screen printing plate and a scraping plate, printing patterns are arranged on the screen printing plates, and the scraping plates are arranged on the screen printing plates in a contact mode; the second industrial camera is arranged on the fixed disc and corresponds to the bottle clamping seat; the utility model aims to provide the multi-color printing device for the glass bottle, which can improve the printing capability, and the original printing of products with 1-3 colors is changed into 4-6 printing, so that the utilization rate of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing technology field especially relates to a glass bottle multicolor printing device. BACKGROUND

[0002] The glass bottle with pattern or mark printed on it is called printing glass bottle. The printing glass bottle improves the packaging level. Initially, it is single-color printing, and then develops into three-color printing. Nowadays, six and eight-color printing technology has been skillfully applied.

[0003] The existing K15 printing machine adopts double-station three-color printing, and the two-station system is independently controlled, which can only meet the printing of 1-3 color products. The glass bottle is conveyed through the double-screw conveying belt, and the two glass bottles are clamped at the same time through the industrial manipulator, and the glass bottles are placed horizontally in the clamping seat on the two stations. The clamping seat conveys the glass bottles to the lower side of the screen plate, and the glass bottles on the two stations are printed in turn. Due to the limitation of the equipment, only three-color printing can be realized on the double-station. If more colors of printing are needed, a multi-color printing machine needs to be purchased, which is high in cost and cannot be reused to the existing equipment. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a glass bottle multicolor printing device, which can improve the printing capacity and change the original 1-3 color product printing into 4-6 color printing, improving the utilization rate of the equipment.

[0005] The utility model is implemented in the following way: a glass bottle multicolor printing device, comprising

[0006] A rack has an inlet, an outlet, a turntable arranged at the center of the rack, and a fixed disc arranged above the turntable;

[0007] A single-screw conveying mechanism is arranged corresponding to the outside of the inlet of the rack, comprising a conveying belt, an isolation guardrail, a screw and a screw driving device. The isolation guardrail is arranged on one side of the conveying belt, the screw is arranged on the other side of the conveying belt, the screw driving device drives the screw to rotate, and one side of the conveying belt is provided with an electronic eye;

[0008] Two mechanical arms are arranged in the frame and correspond to the frame entrance and exit respectively, each of the mechanical arms comprises a mechanical arm, a chuck, a swing arm driving device and a chuck rotating driving device, the swing arm driving device drives the mechanical arm to swing, the mechanical arm is composed of four movable rods which are movably connected at the head and tail, the chuck comprises a chuck seat and two clamps, the chuck rotating driving device is arranged on the upper surface of the chuck seat and drives the chuck seat to rotate, one end of the mechanical arm is fixedly connected with the chuck rotating driving device, and the other end is movably arranged on the frame, the two clamps are arranged on the lower surface of the chuck seat and are located at the front end and the rear end of the chuck seat respectively, and the clamps are provided with arc-shaped clamping blocks suitable for the glass bottles.

[0009] A plurality of bottle clamping seats are uniformly arranged on the rotating disc.

[0010] A positioning device comprises a first industrial camera, the first industrial camera is arranged on the fixed disc and corresponds to the bottle clamping seat.

[0011] Six printing devices are arranged on the fixed disc and are uniformly distributed along one side of the positioning device, each of the printing devices comprises a screen and a squeegee, the screen is provided with prints, and the prints correspond to the glass bottles on the bottle clamping seat, and the squeegee is in contact with the screen.

[0012] An inspection device comprises a second industrial camera, the second industrial camera is arranged on the fixed disc and corresponds to the bottle clamping seat.

[0013] A control system is in communication connection with the screw driving device, the electronic eye, the swing arm driving device, the chuck rotating driving device, the first industrial camera and the second industrial camera.

[0014] Further, the bottle clamping seat comprises a base, an extension block, a front-rear extension driving assembly, a limiting block, a front rotating shaft, a rear rotating shaft, a rotating driving assembly, a front clamping block and a rear clamping block, the extension block is slidably connected with the front end of the base, the front-rear extension driving assembly is installed on the base and used for driving the extension block, the limiting block is fixedly connected with the rear end of the base, one end of the front rotating shaft is rotatably connected with the extension block, the other end of the front rotating shaft is fixedly connected with the front clamping block, one end of the rear rotating shaft is rotatably connected with the limiting block, the other end of the rear rotating shaft is fixedly connected with the rear clamping block, and the rotating driving assembly is installed on the base and used for driving the rear rotating shaft; the front clamping block and the rear clamping block clamp two ends of the glass bottle to be printed respectively.

[0015] Further, the printing device further comprises a support seat, a lifting driving assembly, an ink spray pipe and a left-right swing driving assembly, the screen printing plate is connected with the support seat through the left-right swing driving assembly, the squeegee is connected with the support seat through the lifting driving assembly, the ink spray pipe is fixedly connected with the support seat, and the squeegee and the ink spray pipe are both located above the screen printing plate.

[0016] The printing device has the advantages that the single-screw conveying mechanism can be used for conveying one glass bottle, the mechanical hand can be used for clamping and feeding one glass bottle into the bottle clamping seat at a time, the first industrial camera can be used for shooting the glass bottle and sending information to the control system, six printing devices are arranged, 1-6 color printing can be realized, the second industrial camera is arranged to send the printed image on the shot glass bottle to the control system to analyze whether the printed image has defects. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model makes further explanation in combination with examples below referring to drawings.

[0018] Figure 1 It is a top view structural schematic drawing of the glass bottle multi-color printing device.

[0019] Figure 2 It is a rack, single-screw conveying mechanism, mechanical hand and bottle clamping seat connecting structure schematic drawing of the utility model.

[0020] Figure 3 It is a mechanical hand change structure schematic of the utility model Figure 1 .

[0021] Figure 4 It is a mechanical hand change structure schematic of the utility model Figure 2 .

[0022] Figure 5 It is a chuck structure schematic drawing of the utility model.

[0023] Figure 6 It is a printing device structure schematic drawing of the utility model.

[0024] Figure 7 It is a printing device and bottle clamping seat connecting top view structure schematic drawing of the utility model.

[0025] Figure 8 It is a control system connecting structure schematic drawing of the utility model.

[0026] Explanation of reference numerals: rack 1, entrance 11, exit 12, rotating disc 13, fixed disc 14, single-screw conveying mechanism 2, conveying belt 21, isolation guardrail 22, screw 23, screw driving device 24, electronic eye 25, manipulator 3, mechanical arm 31, chuck 32, chuck seat 321, clamp 322, arc-shaped clamping block 3221, swing arm driving device 33, chuck rotating driving device 34, bottle clamping seat 4, base 41, telescopic block 42, front and rear telescopic driving assembly 43, limiting block 44, front rotating shaft 45, rear rotating shaft 46, rotating driving assembly 47, front clamping block 48, rear clamping block 49, positioning device 5, printing device 6, screen 61, squeegee 62, support seat 63, lifting driving assembly 64, ink jet pipe 65, left and right swing driving assembly 66, inspection device 7, control system 8, glass bottle 100. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] The glass bottle multi-color printing device provided by the embodiments of the utility model overcomes the shortcomings of the prior art, i.e. the double-station three-color printing of the existing printing machine, independent control of the two-station system, and the printing of only 1-3 color products, and realizes 4-6 kinds of printing through improvement, improves the utilization rate of the equipment, and saves energy.

[0029] The general idea of the technical solutions of the embodiments of the utility model is as follows: by setting the double screw as a single screw, conveying a single glass bottle is realized, by improving the structure of the manipulator, the clamping of a single glass bottle is realized at a time, by aligning the printing positions of all the screens to the same side of the glass bottle for printing, and by setting a control system, the original printing of 1-3 color products can be changed into printing of 4-6 kinds, the structure is simple and convenient, and the utilization rate of the equipment is improved.

[0030] As shown in Figures 1 to 8 The glass bottle multi-color printing device provided by the embodiments of the utility model comprises a rack 1, a single-screw conveying mechanism 2, two manipulators 3, a plurality of bottle clamping seats 4, a positioning device 5, six printing devices 6, an inspection device 7 and a control system 8.

[0031] The rack 1 has an entrance 11, an exit 12, a rotating disc 13 arranged at the center position of the rack 1 and a fixed disc 14 arranged above the rotating disc 13.

[0032] The single screw conveying mechanism 2 is arranged outside the entrance 11 of the frame 1, and includes a conveying belt 21, a separation fence 22, a screw 23 and a screw driving device 24. The separation fence 22 is arranged on one side of the conveying belt 21, the screw 23 is arranged on the other side of the conveying belt 21, and the screw driving device 24 drives the screw 23 to rotate. The separation fence 22 and the screw 23 are used to adjust the spacing between the glass bottles 100 and keep the glass bottles 100 stable. One side of the conveying belt 21 is provided with an electronic eye 25, which can be used for counting the glass bottles and counting the position information of the glass bottles.

[0033] Two mechanical arms 3 are arranged in the frame 1, corresponding to the entrance 11 and the exit 12 of the frame 1. Each mechanical arm 3 includes a mechanical arm 31, a chuck 32, a swing arm driving device 33 and a chuck rotating driving device 34. The swing arm driving device 33 drives the mechanical arm 31 to swing. The mechanical arm 31 is composed of four movable rods connected end to end. The chuck 32 includes a chuck seat 321, a front clamp 322 and a rear clamp 323. The chuck rotating driving device 34 is arranged on the upper surface of the chuck seat 321 and drives the chuck seat 321 to rotate. One end of the mechanical arm 31 is fixed on the chuck rotating driving device 34, and the other end is movably arranged on the frame 1. The two clamps 322 are arranged on the lower surface of the chuck seat 321 and located at the front and rear ends of the chuck seat 321 respectively. The clamps 322 are provided with arc-shaped clamping blocks 3221 adapted to the glass bottles. The swing arm driving device 33 drives the mechanical arm 31 to swing, and the movement of the mechanical arm 31 drives the movement of the chuck 32. The two clamps 322 are used to clamp the front and rear ends of the glass bottles 100 respectively. The arc-shaped clamping blocks 3221 are used to buffer the pressure and stabilize the glass bottles 100 when clamping.

[0034] A plurality of said bottle clamping seats 4 are evenly arranged on said rotating disc 13, said bottle clamping seat 4 comprises a base 41, an extension block 42, a front and rear extension driving assembly 43, a limiting block 44, a front rotating shaft 45, a rear rotating shaft 46, a rotating driving assembly 47, a front clamping block 48 and a rear clamping block 49, said extension block 42 is slidingly connected with the front end of said base 41, said front and rear extension driving assembly 43 is installed on said base for driving said extension block 42, said limiting block 44 is fixedly connected with the rear end of said base 41, one end of said front rotating shaft 45 is rotatably connected with said extension block 42, the other end of said front rotating shaft 45 is fixedly connected with said front clamping block 48, one end of said rear rotating shaft 46 is rotatably connected with said limiting block 44, the other end of said rear rotating shaft 46 is fixedly connected with said rear clamping block 49, said rotating driving assembly 47 is installed on said base for driving said rear rotating shaft 46 to rotate; said base 41 is fixedly connected with said rotating disc 13, and said base 41 moves with said rotating disc 13; said front and rear extension driving assembly 43 is an extension cylinder, and said rotating driving assembly 47 is a servo motor; said front clamping block 48 and said rear clamping block 49 clamp two ends of said glass bottle 100 to be printed respectively.

[0035] Said positioning device 5 comprises a first industrial camera, said first industrial camera is arranged on said fixed disc 14 and corresponds to said bottle clamping seat 4.

[0036] Six said printing devices 6 are arranged on said fixed disc 14 and evenly distributed along one side of said positioning device 5, each said printing device 6 comprises a screen plate 61 and a squeegee 62, said screen plate is provided with a print, said print corresponds to the position of the glass bottle 100 on said bottle clamping seat 4, said squeegee 62 is in contact with said screen plate 61; said printing device 6 further comprises a support seat 63, a lifting driving assembly 64, an ink jet pipe 65 and a left and right swinging driving assembly 66, said screen plate 61 is connected with said support seat 63 through said left and right swinging driving assembly 66, said squeegee 62 is connected with said support seat 63 through said lifting driving assembly 64, said ink jet pipe 65 is fixedly connected with said support seat 63, and said squeegee 62 and said ink jet pipe 65 are both located above said screen plate 61.

[0037] Said inspection device 7 comprises a second industrial camera, said second industrial camera is arranged on said fixed disc 14 and corresponds to said bottle clamping seat 4.

[0038] Said control system 8 is in communication connection with said screw driving device 24, said electronic eye 25, said swing arm driving device 33, said clamping head rotating driving device 34, said first industrial camera and said second industrial camera.

[0039] Working principle: the glass bottle 100 is conveyed to the entrance 11 of the rack 1 through the single screw conveying mechanism 2, the screw rod 23 is arranged and can be used for adjusting the distance between the glass bottles 100 and keeping the stability of the glass bottles 100, and the electronic eye 25 can be used for counting the glass bottles 100 and counting and feeding back the position information to the control system 8; the mechanical arm 3 detects the glass bottle 100 to be printed from the detection area of the electronic eye 25, and places the glass bottle 100 on the bottle clamping seat 4 transversely, and drives the telescopic block 42 through the front and rear telescopic driving assembly 43 to make the front clamping block 48 and the rear clamping block 49 clamp the glass bottle 100, drives the rear rotating shaft 46 to rotate through the rotary driving assembly 47 to make the front clamping block 48 and the rear clamping block 49 rotate, and then makes the glass bottle 100 rotate, the rotation of the rotating disc 13 moves the bottle clamping seat 4 to the first industrial camera shooting area of the positioning device 5, the surface information of the glass bottle 100 is recognized through the first camera and the information is fed back to the control system 8, and the glass bottle is rotated to the preset area surface through the rotary driving assembly 47; then the rotating disc 13 drives the bottle clamping seat 4 to pass under the six printing devices 6 in turn, when the base 41 stops under the screen printing plate 61, the bottle body of the glass bottle to be printed is in contact with the lower surface of the screen printing plate 61, the ink jet pipe 65 sprays the pigment, the lifting driving assembly 64 makes the scraper 62 descend, the scraper 62 is in contact with the upper surface of the screen printing plate 61, the screen printing plate 61 is swung through the left and right swing driving assembly 66 to make the scraper 62 print the pigment on the glass bottle 100 through the screen printing plate 61, when the printing is completed, the rotating disc 13 drives the bottle clamping seat 4 to move to the shooting area of the second industrial camera of the inspection device 7, and the printed image is sent to the control system 8, and the control system 8 analyzes whether the printed image has defects; finally the glass bottle 100 on the bottle clamping seat 4 is taken off by the mechanical arm 3, and is sent to the conveying belt output through the outlet 12 of the rack 1.

[0040] The utility model discloses a single screw conveying mechanism 2 can be used for conveying a glass bottle, and through setting screw, can be used for adjusting the distance between the glass bottles 100 and keeping the stability of the glass bottles 100, through setting mechanical arm 3 can be used for clamping a glass bottle and sending into bottle clamping seat 2, first industrial camera can be used for shooting glass bottle, and information is sent to control system, through setting six printing devices, can realize 1 to 6 color printing, through setting second industrial camera, the printed image on the glass bottle is sent to control system, and whether the printed image has defects is analyzed.

[0041] Although the specific embodiments of the present application are described above, those skilled in the art should understand that the specific embodiments described by us are only illustrative, not for limiting the scope of the present application, and equivalent modifications and changes made by those skilled in the art in accordance with the spirit of the present application should be covered within the scope of the claims of the present application.

Claims

1. A multi-color printing device for glass bottles, characterized by: include A frame having an inlet, an outlet, a turntable disposed at the center of the frame, and a fixed plate disposed above the turntable; a single screw conveying mechanism, correspondingly arranged outside the entrance of the frame, comprising a conveyor belt, an isolation guardrail, a screw and a screw driving device, wherein the isolation guardrail is arranged on one side of the conveyor belt, the screw is arranged on the other side of the conveyor belt, and the screw driving device drives the screw to rotate, and an electronic eye is provided on one side of the conveyor belt; Two manipulators are arranged in the frame, corresponding to the inlet and outlet of the frame respectively, each of the manipulators includes a manipulator arm, a chuck, a swing arm driving device and a chuck rotation driving device, the swing arm driving device drives the manipulator arm to swing, the manipulator arm is composed of four movable rods movably connected end to end, the chuck includes a chuck seat and two clamps, the chuck rotation driving device is arranged on the upper surface of the chuck seat and drives the chuck seat to rotate, one end of the manipulator arm is fixedly connected to the chuck rotation driving device, and the other end is movably arranged on the frame, the two clamps are arranged on the lower surface of the chuck seat, and are respectively located at the front and rear ends of the chuck seat, and the clamps are provided with arc-shaped clamping blocks that adapt to glass bottles; A plurality of bottle clamping seats are evenly arranged on the turntable; a positioning device, comprising a first industrial camera, wherein the first industrial camera is disposed on the fixed plate and corresponds to the bottle clamping seat; Six printing devices are arranged on the fixed plate and are evenly distributed along one side of the positioning device. Each printing device includes a screen and a scraper. The screen is provided with a print corresponding to the glass bottles on the bottle holder. The scraper is arranged in contact with the screen. An inspection device includes a second industrial camera, wherein the second industrial camera is disposed on the fixed plate and corresponds to the bottle clamping seat; A control system is communicatively connected to the screw drive device, the electronic eye, the swing arm drive device, the chuck rotation drive device, the first industrial camera and the second industrial camera.

2. The multi-color printing device for glass bottles according to claim 1, characterized in that: The bottle clamping seat includes a base, a telescopic block, a front and rear telescopic driving assembly, a limit block, a front rotating shaft, a rear rotating shaft, a rotation driving assembly, a front clamping block and a rear clamping block. The telescopic block is slidably connected to the front end of the base, and the front and rear telescopic driving assembly is installed on the base for driving the telescopic block. The limit block is fixedly connected to the rear end of the base. One end of the front rotating shaft is rotatably connected to the telescopic block, and the other end of the front rotating shaft is fixedly connected to the front clamping block. One end of the rear rotating shaft is rotatably connected to the limit block, and the other end of the rear rotating shaft is fixedly connected to the rear clamping block. The rotation driving assembly is installed on the base for driving the rear rotating shaft; the front clamping block and the rear clamping block respectively clamp the two ends of the glass bottle to be printed.

3. The multi-color printing device for glass bottles according to claim 2, characterized in that: The printing device also includes a support base, a lifting drive assembly, an ink nozzle and a left-right swing drive assembly. The screen is connected to the support base via the left-right swing drive assembly, the scraper is connected to the support base via the lifting drive assembly, the ink nozzle is fixedly connected to the support base, and the scraper and the ink nozzle are both located above the screen.

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