CN211567254U

CN211567254U - Full-automatic screen printing machine with compact structure

Info

Publication number: CN211567254U
Application number: CN201922443165.7U
Authority: CN
Inventors: 高成文; 高成明; 陈云峰
Original assignee: Shenzhen Yibaolai Printing Equipment Co ltd
Current assignee: Shenzhen Yibaolai Printing Equipment Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-25
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a full-automatic screen printer with compact structure, which comprises a frame and a conveying lifting unit connected with the frame through a transmission mechanism, wherein the upper part of one side of the transmission mechanism is connected with a printing unit through a printing transmission mechanism, the printing transmission mechanism is used for driving the printing unit to perform printing operation, one side of one end of the printing transmission mechanism is connected with a printing driving part, the printing driving part is used for providing power for the printing transmission mechanism, a screen plate adjusting and fixing unit is arranged below the printing transmission mechanism, a point alignment visual unit is arranged at one side of the screen plate adjusting and fixing unit, the point alignment visual unit is used for acquiring a fixed point position image of one side of a material to be processed and feeding back the fixed point position image, the utility model has the advantages of compact structure, space saving, more accurate and stable printing, and ensured product printing quality, the daily maintenance is more convenient, the printing precision and the quality of the product are effectively ensured, and the production efficiency is improved.

Description

Full-automatic screen printing machine with compact structure

Technical Field

The utility model relates to a technical field of printing production facility refers in particular to a compact structure's full-automatic screen printing machine.

Background

The screen printing machine is a machine for printing characters and images by using a screen printing plate, and is a general name of a machine or equipment for producing printed matters, belongs to relatively representative printing equipment in a stencil printing machine, and along with the development of science and technology, various screen printing machines such as planes, curved surfaces, forming, printing and dyeing, printed circuits, novel rotary machines and the like are available in the market so as to match the printing requirements of different products.

At present, most of domestic sheet materials (particularly FPC (flexible printed circuit board) are printed by adopting semi-automatic vertical and lifting arm type equipment, the conventional semi-automatic machine type generally adopts a motor to be connected with a crank arm for transmission, a printing cross beam carries out vertical or lifting arm type lifting action to lift a net frame of a net arm of a machine head, a printing platform is fixed, a product is positioned manually and then the net frame is lowered, the fine adjustment handle on the platform is manually aligned according to the position of the screen pattern to complete the positioning operation and achieve the printing effect, the equipment has larger machine table volume and occupies larger space when being placed, for the current increase of plant rent, many enterprises choose to reduce the site to save the cost, so that in the limited space, the number of the devices which can be placed is limited, and the production capacity of enterprises is limited due to the restriction of environmental conditions and production devices; in addition, the lifting distance of the printing head of the equipment is generally between 200 mm and 380mm, the lifting distance is too high, so that the printing speed of the equipment is slowed, the working efficiency is low, and the vibration in the lifting process is obvious, so that the printing ink is not uniform, the printing precision is greatly influenced, the printing quality of the product is reduced, and the product reject ratio is higher.

Disclosure of Invention

The utility model aims to overcome the weak point among the prior art and provide a compact structure's full-automatic screen printing machine, this screen printing machine structure retrencies compactly, the volume that needs to occupy is littleer, save and place the space, the counterpoint stroke shortens greatly, counterpoint more than one time fast, the positional information who acquires the material is more high-efficient accurate, the precision of the printing position that the material was located has been ensured, the printing is more accurate steady, the printing quality of product has been guaranteed, the daily maintenance of the equipment of being more convenient for, the printing precision and the quality of product have been guaranteed effectively, improve behind the production efficiency, the yields of product can also be effectively improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a full-automatic screen process press with compact structure comprises a frame and a conveying lifting unit connected with the frame through a transmission mechanism, the conveying lifting unit is used for absorbing, fixing and transferring the materials to be processed and correcting the positions of the materials, the upper part of one side of the conveying mechanism is connected with a printing unit through a printing transmission mechanism, the printing transmission mechanism is used for driving the printing unit to perform printing operation, one side of one end of the printing transmission mechanism is connected with a printing driving part, the printing driving part is used for providing power for the printing transmission mechanism, a screen plate adjusting and fixing unit is arranged below the printing transmission mechanism, the screen adjusting and fixing unit is used for installing a printing screen, one side of the screen adjusting and fixing unit is provided with a point alignment visual unit, the point-to-point visual unit is used for acquiring a fixed-point position image of one side of the material to be processed and feeding back the fixed-point position image.

The machine frame is provided with a workbench, the workbench is connected with a transmission mechanism, the workbench is connected with a screen plate adjusting and fixing unit through a vertical plate, a vertical frame is installed on the vertical plate and connected with a printing transmission mechanism, the top surface of the machine frame, corresponding to the installation side of the point-to-position visual unit, is provided with at least one grating, the grating is used for detecting whether foreign matters fall into the machine frame or not, one side of the machine frame is also provided with a control console, and the control console is respectively electrically connected with the transmission mechanism, the conveying lifting unit, the printing driving part, the screen plate adjusting and fixing unit and the point-to-position visual unit.

The transmission mechanism consists of a transmission screw rod, a transmission motor, a transmission guide rail, a transmission buffer part, a transmission adjusting groove and at least one transmission induction part, wherein one end of the transmission screw rod is connected to the rack through a transmission tailstock, the transmission motor is connected with the other end of the transmission screw rod through a transmission coupler, the transmission guide rail is arranged on at least one side of the transmission screw rod through a transmission base, the transmission buffer part is arranged on at least one end of the transmission guide rail, the transmission adjusting groove is arranged on one side of at least one transmission base, the transmission induction part is arranged in the transmission adjusting groove, the transmission induction part is used for positioning a feeding station of the conveying lifting unit, a transmission nut is arranged on the transmission screw rod and is connected with the conveying lifting unit through a transmission mounting seat, the conveying lifting unit is connected with the corresponding transmission guide rail through at least one transmission slide block, and a transmission, the transmission induction sheet is used for being matched with the transmission induction part to position the feeding station of the conveying lifting unit, and the transmission base is arranged on the workbench.

The conveying lifting unit comprises a lifting mechanism connected with a conveying sliding block of the conveying mechanism and a platform assembly arranged above the lifting mechanism through an automatic alignment platform, the lifting mechanism is used for adjusting the height of the platform assembly, the platform assembly is used for placing and sucking and fixing materials to be processed, the automatic alignment platform is used for correcting the processing position of the materials to be processed, the platform assembly is connected with an air suction device through an air pipe, and the conveying mounting seat is fixed on the bottom surface of the lifting mechanism.

The printing transmission mechanism is composed of a transmission screw rod arranged on the stand through at least one printing transmission seat, a printing driven wheel arranged at one end of the transmission screw rod, a printing transmission guide rail arranged at one side of the transmission screw rod at least and a transmission buffer part arranged at one end of the printing transmission guide rail at least, a transmission nut is arranged on the transmission screw rod and is fixedly connected with a printing unit through a transmission installation seat, the printing unit is connected with the corresponding printing transmission guide rail in a sliding mode through at least one printing transmission slide block, and the printing driven wheel is connected with a printing driving part.

The printing driving part comprises a printing driving motor, a driving wheel arranged at one end of the printing driving motor and a transmission belt connected with the driving wheel, and the transmission belt is in transmission connection with a driven wheel of the printing transmission mechanism.

The printing unit comprises a printing lifting component, a printing connecting seat arranged on the printing lifting component, a first cutter holder connected to one side of the printing connecting seat through a first pressure transmission part, an ink return cutter connected with the first cutter holder, a second cutter holder connected to the other side of the printing connecting seat through a second pressure transmission part, and an ink scraping component connected with the second cutter holder, wherein at least two pressure gauges are arranged on the printing connecting seat.

The screen plate adjusting and fixing unit comprises screen arms arranged on two sides of a vertical plate, screen lifting components arranged on the screen arms respectively, clamping plates connected with the screen lifting components respectively, at least one clamping cylinder arranged on the clamping plates respectively and adjusting and fixing components connected between the two clamping plates, at least one clamping finger is arranged on one side, corresponding to the clamping cylinder, of each clamping plate and used for matching with the clamping cylinder to clamp the printing screen plate, the adjusting and fixing components and the two clamping plates, the clamping cylinder and the clamping fingers form a clamping mechanism for clamping the printing screen plate, and one of the screen arms is connected with a point alignment vision unit.

The point alignment visual unit consists of a visual bottom plate, a visual guide rail arranged on the visual bottom plate, industrial cameras respectively arranged at two sides of the visual guide rail through a visual transmission mechanism and at least one visual sensing part arranged at two sides of the visual bottom plate through a visual adjusting groove, wherein the visual sensing part is used for limiting the displacement range of the industrial cameras, visual sensing pieces are respectively arranged on the corresponding visual transmission mechanisms and are used for matching with the visual sensing part on one side to limit the displacement range of the industrial cameras, one end of each industrial camera is respectively provided with a visual light source, and the visual bottom plate is arranged on one side of one of the screen arms of the screen plate adjusting and fixing unit.

The beneficial effects of the utility model reside in that: two groups of printing transmission mechanisms consisting of a vision screw rod and a vision motor respectively drive two industrial cameras on the same vision bottom plate to acquire position images of the sidelines of materials, and the alignment efficiency is more compact and more compact than that of multi-camera vision multi-point on the current market in a two-point and one-line alignment mode, so that the structure is more compact, the occupied volume is smaller, the machine volume can be reduced to a certain extent, the placing space is saved, the alignment stroke is greatly shortened, the alignment is more than twice as fast, and the position information of the materials is more efficiently and accurately acquired; the automatic outward platform is matched, and the position of the material to be processed placed on the platform assembly is corrected according to the position information fed back by the industrial camera, so that the accuracy of the printing position of the material is ensured, and the printing quality of the product is ensured; the printing driving part for providing power for the printing transmission mechanism is arranged on one side of the printing transmission mechanism, and precisely, in the utility model, the printing driving part is hidden at the rear side of the printing transmission mechanism, so that the length of the machine table is reduced in the horizontal direction, and the whole structure of the machine table is further more compact, and the printing driving part is arranged on the rear side, thereby being more convenient for the daily maintenance of the equipment; in addition, the printing transmission mechanism is formed by the mutual matching transmission of the transmission screw rod and the printing transmission guide rail, so that the feeding of the printing unit is more stable and accurate in the printing process; the clamping cylinder of the screen adjusting and fixing unit is used for clamping two sides of the printing screen, and then the clamping cylinder is matched with the fixing cylinder to be pressed tightly under stress on the side surface of the printing screen, so that the printing screen is stably fixed in the adjusting and fixing assembly, the shaking of the adjusting and fixing assembly is effectively avoided, the printing precision and quality of a product are guaranteed, the production efficiency is improved, and the yield of the product can be effectively improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the transmission mechanism of the present invention.

Fig. 3 is a schematic sectional view of the lifting mechanism of the present invention.

Fig. 4 is a schematic perspective view of the platform assembly in an exploded state according to the present invention.

Fig. 5 is a schematic perspective view of the point-to-point vision unit according to the present invention.

Fig. 6 is a schematic perspective view of the printing unit of the present invention.

Fig. 7 is a schematic perspective view of the printing transmission mechanism of the present invention.

Fig. 8 is a schematic perspective view of the connection state of the net arm, the net lifting assembly and the clamping plate according to the present invention.

Fig. 9 is a schematic perspective view of the adjusting and fixing assembly of the present invention.

The reference numbers illustrate:

1-a frame; 11-a workbench; 12-standing plates; 121-a chute; 122-a first slider; 123-plate sensor sheet; 13-erecting a frame; 14-a grating; 15-a console; 16-a guard plate; 17-a support fixture; 18-side plate; 19-a display; 1 a-display stand; 2-a transmission mechanism; 21-a transmission tailstock; 22-a transmission screw rod; 23-a transmission coupling; 24-a transmission motor; 25-a transport base; 26-a transport rail; 27-a transmission buffer; 28-a transport adjustment tank; 29-a transmission sensing part; 2 a-a transmission nut; 2 b-a transmission mount; 2 c-a transmission slide; 2 d-transmitting the induction sheet; 2 e-a transmission connection seat; 3-a conveying lifting unit; 31-a lifting mechanism; 311-a substrate assembly; 3111-lower supporting plate; 3112-mounting the pallet; 312-a lift drive assembly; 3121-a drive seat; 3122-a drive screw; 3123-a drive coupling; 3124-a lift drive motor; 3125-a drive nut; 3126-a drive mount; 313-lifting slide plate; 314-a lifting ramp; 315-a sliding assembly; 3151-wheel seat; 3152-cam follower; 316-lifting the top plate; 317-a lifting guide component; 3171-lower bearing seats; 3172-lifting guide rods; 3173-upper bearing seat; 318-lifting connecting block; 319-moving the slider; 31 a-guide slide; 31 b-a lifting adjustment tank; 31 c-a lift sensing part; 31 d-a lifting limit buffer part; 32-a platform assembly; 321-a gas suction plate; 322-a fixed frame; 3221-a first connection hole; 323-a platform substrate; 324-a separator; 3241-airflow holes; 4-a printing transmission mechanism; 41-printing transmission seat; 42-a transmission screw rod; 43-printing the driven wheel; 44-printing drive rails; 45-a transmission buffer part; 46-a drive nut; 47-a transmission mounting seat; 48-printing transmission slide block; 5-a print drive section; 51-a print drive motor; 52-a transmission wheel; 53-a transmission belt; 54-a printed motor base; 6-screen plate adjusting and fixing unit; 61-a mesh arm; 62-a net lifting assembly; 621-mesh distance adjusting screw rod; 622-mesh distance adjusting rod; 623-mesh distance adjusting plate; 624-mesh distance adjusting handle; 625-a net distance limiting piece; 63-clamping the plate; 64-a clamping cylinder; 65-adjusting the fixing component; 651-fixing the connecting plate; 652-printing pad; 653-fixing the transverse plate; 654-fixed cylinder; 655-modulation of middle finger; 656-adjusting differential head; 66-clamping fingers; 7-point to location visual element; 71-a vision chassis; 72-a vision guide; 73-a visual transmission mechanism; 731-visual slider; 732-a vision fixing base; 733-vision nut; 734-visual lead screw; 735-visual tailstock; 736-a vision coupling; 737-visual motor; 738-motor mount; 74-an industrial camera; 75-a visual adjustment groove; 76-a visual sense portion; 77-visual sensing sheet; 78-a visual light source; 79-a positioning part; 8-a printing unit; 81-a printing lifting assembly; 811-a backplane; 812-a printing lifting rail; 813-printing guide block; 814-a lifter plate; 815-a power motor; 82-printing the connecting seat; 83-first pressure transmission; 831-first pressure regulating seat; 832-first pressure screw; 833-first adjustment handle; 834-a first pressure cylinder; 84-a first tool apron; 85-ink return knife; 86-a second pressure transmission; 861-a second pressure regulating seat; 862-second pressure screw; 863-a second adjustment handle; 864-second pressure cylinder; 87-a second seat; 88-a squeegee assembly; 89-pressure gauge; 9-air pipe.

Detailed Description

The invention is further described below with reference to the drawings in the specification:

as shown in fig. 1-9, the present invention relates to a fully automatic screen printing machine with compact structure, which comprises a frame 1 and a conveying lifting unit 3 connected to the frame 1 via a conveying mechanism 2, wherein the conveying lifting unit 3 is used for sucking, fixing and transferring the material to be processed and correcting the position of the material, the upper portion of one side of the conveying mechanism 2 is connected to a printing unit 8 via a printing transmission mechanism 4, the printing transmission mechanism 4 is used for driving the printing unit 8 to perform printing operation, one side of one end of the printing transmission mechanism 4 is connected to a printing driving part 5, the printing driving part 5 is used for providing power for the printing transmission mechanism 4, a screen adjusting and fixing unit 6 is arranged below the printing transmission mechanism 4, the screen adjusting and fixing unit 6 is used for installing a printing screen, a point alignment vision unit 7 is installed on one side of the screen adjusting and fixing unit 6, the point-to-point visual unit 7 is used for acquiring a fixed-point position image of one side of the material to be processed and feeding back the fixed-point position image.

As shown in fig. 1-2, a working platform 11 is disposed on the frame 1, the working platform 11 is connected to the transmission mechanism 2, the working platform 11 is connected to the screen adjusting and fixing unit 6 through a vertical plate 12, a vertical frame 13 is mounted on the vertical plate 12, the vertical frame 13 is connected to the printing transmission mechanism 4, at least one grating 14 is disposed on the top surface of the frame 1 corresponding to the mounting side of the point-to-position visual unit 7, the grating 14 is used for detecting whether a foreign object falls into the frame 1, a control console 15 is further disposed on one side of the frame 1, and the control console 15 is electrically connected to the transmission mechanism 2, the conveying and lifting unit 3, the printing unit 8, the printing driving part 5, the screen adjusting and fixing unit 6, and the point-to-position visual unit 7 respectively; the rack 1 is further connected to a display 19 through a display bracket 1a, and the display 19 is used to display the image captured by the point-to-point vision unit 7 for the operator to view.

As shown in fig. 1-2, the transmission mechanism 2 comprises a transmission screw 22 having one end connected to the frame 1 via a transmission tail stock 21, a transmission motor 24 connected to the other end of the transmission screw 22 via a transmission coupling 23, a transmission guide rail 26 disposed on at least one side of the transmission screw 22 via a transmission base 25, a transmission buffer 27 disposed on at least one end of the transmission guide rail 26, a transmission adjusting slot 28 disposed on one side of at least one transmission base 25, and at least one transmission induction part 29 disposed in the transmission adjusting slot 28, wherein the transmission induction part 29 is used for positioning a feeding station of the transmission lifting unit 3, the transmission screw 22 is provided with a transmission nut 2a, the transmission nut 2a is connected to the transmission lifting unit 3 via a transmission mounting seat 2b, the transmission lifting unit 3 is slidably connected to the corresponding transmission guide rail 26 via at least one transmission slider 2c, a transmission induction sheet 2d is arranged on the installation side of the conveying lifting unit 3 corresponding to the transmission induction part 29, the transmission induction sheet 2d is used for positioning the feeding station of the conveying lifting unit 3 in cooperation with the transmission induction part 29, and the transmission base 25 is installed on the workbench 11; the transmission motor 24 is connected to the worktable 11 through a transmission connecting seat 2 e; the conveying lifting unit 3 is driven to feed in a reciprocating manner through the conveying mechanism 2, so that the conveying lifting unit 3 can convey materials more stably.

As shown in fig. 1, 3 and 4, the conveying lifting unit 3 includes a lifting mechanism 31 connected to the conveying slider 2c of the conveying mechanism 2 and a platform assembly 32 mounted above the lifting mechanism 31 through an automatic aligning platform 32 (not shown), the lifting mechanism 31 is used to adjust the height of the platform assembly 32, and the lifting mechanism 31 is more stable than a beam lifting structure used in the similar equipment in the market, and can precisely control the lifting height of the platform assembly 32, and has higher flexibility, and in addition, the lifting mechanism 31 of the conveying lifting unit 3 is kept in a descending state no matter whether the lifting mechanism 31 is reset from the aligning station to the printing station or from the printing station after printing is finished, so that the material on the platform assembly 32 can effectively avoid the printing surface from being polluted during the reciprocating motion of the conveying lifting unit 3, and only when in printing operation, the lifting mechanism 31 lifts the platform assembly 32 to a preset printing position, so as to ensure the printing quality of the product; the platform assembly 32 is used for placing and sucking and fixing a material to be processed, the automatic aligning platform 32 is used for correcting the processing position of the material to be processed, the platform assembly 32 is connected with an air suction device (not shown) through an air pipe 9, the air suction device is arranged in the rack 1, and the transmission mounting seat 2b is fixed on the bottom surface of the lifting mechanism 31; wherein, the utility model discloses the automatic alignment platform 32 that adopts is the UVW counterpoint platform that the model is XXY450, and this automatic alignment platform 32 is the outsourcing module, and consequently, this automatic alignment platform 32's concrete structure is not repeated here, chooses for use during the UVW counterpoint platform, and the model of UVW counterpoint platform is selected, can dispose according to the actual technical requirement of equipment, does not give self-limitation here.

Further, as shown in fig. 4, the platform assembly 32 comprises a gas suction plate 321 and a platform substrate 323 connected below the gas suction plate 321 through a fixed frame 322, the gas suction plate 321, the fixed frame 322 and the platform substrate 323 together form a gas suction cavity, at least one partition plate 324 is disposed in the fixed frame 322, at least two gas flow holes 3241 are formed in the partition plate 324, each gas flow hole 3241 provides a guiding function for the gas, a first connection hole 3221 is formed in one side of the fixed frame 322, and the first connection hole 3221 is connected to the air duct 9; the top surface of the suction plate 321 is provided with a plurality of suction holes (not shown), and each suction hole is communicated with the suction cavity.

When the processing device is used, the air suction device is started, air is sucked into the air suction grooves of the air suction plate 321 through the air pipe 9, so that the air pressure in the air suction grooves is increased, at the moment, external air is supplemented into the air suction grooves through the air suction holes, the surface of the air suction plate 321 is in an air suction state, and when materials to be processed are placed on the surface of the air suction plate 321, the materials to be processed cling to the surface of the air suction plate 321 due to the air suction effect, so that the action of sucking and fixing is formed, and the materials to be processed play a role in fixing.

Further, as shown in fig. 1 and 3, the lifting mechanism 31 comprises a base plate assembly 311, a lifting slide plate 313 connected to the base plate assembly 311 via a lifting driving assembly 312, at least one lifting ramp 314 disposed on the lifting slide plate 313, a lifting top plate 316 connected to the lifting ramp 314 via at least one sliding assembly 315, and at least two lifting guide assemblies 317 connected between the lifting top plate 316 and the base plate assembly 311, at least one side of the lifting slide plate 313 is connected to at least one movable slider 319 via a lifting connection block 318, the movable slider 319 is connected to the base plate assembly 311 via a guide slide rail 31a, a lifting sensing piece (not shown) is disposed on one of the lifting connection block 318, one side of the base plate assembly 311 corresponding to the position where the lifting sensing piece is disposed is connected to at least one lifting sensing part 31c via a lifting adjustment groove 31b, the lifting sensing part 31c is used for limiting the stroke of the lifting slide plate 313, the lifting sensing part 31c is electrically connected to the console 15, the lifting top plate 316 is connected to the automatic alignment platform 32, wherein the sliding assembly 315 includes a wheel base 3151 connected to the bottom surface of the lifting top plate 316 and a cam follower 3152 connected to the wheel base 3151, and the cam follower 3152 slides on the surface of the lifting ramp 314; the lifting guide assembly 317 is composed of a lower bearing block 3171 arranged on the base plate assembly 311 and an upper bearing block 3173 connected with the lower bearing block 3171 through a lifting guide rod 3172, and the upper bearing block 3173 is arranged on the lifting top plate 316; the substrate assembly 311 is connected to the transfer mounting base 2b of the transfer mechanism 2, and the transfer slider 2c is mounted on the bottom surface of the substrate assembly 311.

Further, as shown in fig. 3, the substrate assembly 311 includes a lower supporting plate 3111 connected to the transmission slider 2c and an upper supporting plate 3112 disposed above the lower supporting plate 3111, a through groove is formed on a bottom surface of the upper supporting plate 3112, a protection plate 16 penetrates through the through groove, the protection plate 16 is used for protecting the transmission mechanism 2, two ends of the protection plate 16 are respectively connected to the workbench 11 through a supporting fixing portion 17, the upper supporting plate 3112 is connected to one end of the lifting driving assembly 312, the guide rail 31a, the lifting adjustment groove 31b and the lifting guide set, a lifting limiting buffer portion 31d is mounted on at least one end of the upper supporting plate 3112 corresponding to the guide rail 31a, and the lifting limiting buffer portion 31d is used for buffering the lifting connection block 318.

As shown in fig. 3, the lifting driving assembly 312 is composed of two driving seats 3121 connected to a driving screw 3122 on the upper supporting plate 3112 of the base plate assembly 311, a lifting driving motor 3124 connected to one end of the driving screw 3122 through a driving coupling 3123, and a driving nut 3125 connected to the driving screw 3122, the driving nut 3125 is connected to the lifting slide 313 through a driving seat 3126, and the lifting driving motor 3124 is electrically connected to the console 15; when the lifting device is used, the lifting driving motor 3124 drives the driving screw 3122 to rotate through the driving coupling 3123, the rotating driving screw 3122 drives the driving nut 3125 to move on the driving screw 3122, the lifting slide plate 313 connected with the driving nut 3125 through the driving fixing seat 3126 moves along with the driving nut 3125, the lifting inclined table 314 fixed on the lifting slide plate 313 moves along with the lifting slide plate 313, at this time, the lifting top plate 316 slides on the surface of the lifting inclined table 314 through the cam follower 3152 of the sliding assembly 315, and the upper surface of the lifting inclined table 314 is an inclined surface, so that the effect of lifting the lifting top plate 316 is achieved; when the lifting top plate 316 moves up and down, the platform assembly 32 mounted on the lifting top plate 316 through the automatic alignment platform 32 also moves up and down, so that the material to be processed is lifted to a preset printing station, and the printing unit 8 is matched to perform printing operation.

As shown in fig. 7, the printing transmission mechanism 4 is composed of a transmission screw 42 installed on the vertical frame 13 through at least one printing transmission seat 41, a printing driven wheel 43 installed at one end of the transmission screw 42, a printing transmission guide rail 44 installed at least at one side of the transmission screw 42, and a transmission buffer portion 45 installed at one end of one of the printing transmission guide rails 44, a transmission nut 46 is installed on the transmission screw 42, the transmission nut 46 is fixedly connected with the printing unit 8 through a transmission installation seat 47, the printing unit 8 is slidably connected with the corresponding printing transmission guide rail 44 through at least one printing transmission slide block 48, and the printing driven wheel 43 is connected with the printing driving portion 5.

As shown in fig. 7, the printing driving portion 5 includes a printing driving motor 51, a driving wheel 52 disposed at one end of the printing driving motor 51, and a belt 53 connected to the driving wheel 52, wherein the belt 53 is in driving connection with the driven wheel of the printing transmission mechanism 4; this printing driving motor 51 is connected with a curb plate 18 through a printing motor seat 54, and this curb plate 18 is installed in grudging post 13 one of them side, mutually supports from the driving wheel through drive wheel 52, drive belt 53 and printing drive mechanism 4, sets up printing drive portion 5 in printing drive mechanism 4 one of them side, has saved the ascending length that occupies of printing drive mechanism 4 horizontal direction, makes the utility model discloses a printing area's structure is more compact, has saved the area of board.

As shown in fig. 1 and 6, the printing unit 8 includes a printing lifting assembly 81, a printing connecting seat 82 disposed on the printing lifting assembly 81, a first tool apron 84 connected to one side of the printing lifting assembly through a first pressure transmission part 83, an ink returning tool 85 connected to the first tool apron 84, a second tool apron 87 connected to the other side of the printing connecting seat 82 through a second pressure transmission part 86, and an ink scraping assembly 88 connected to the second tool apron 87, wherein at least two pressure gauges 89 are disposed on the printing connecting seat 82; one pressure gauge 89 is used for reading the pressure value of the ink knife 85, the other pressure gauge 89 is used for reading the pressure value of the ink scraping assembly 88, each pressure gauge 89 is electrically connected with the control console 15, the ink printing pressure can be displayed through the pressure gauge 89, the ink thickness can be conveniently adjusted, the effect of constant pressure control is achieved, the printing precision of a product is improved, and the uniformity of the film thickness of ink printing is ensured; when the pressure value of any pressure gauge 89 does not reach the preset pressure value, the pressure gauge 89 feeds back the information to the control console 15, and the control console 15 controls the alarm to remind an operator and stop the machine; the doctor assembly 88 includes a doctor blade connected to the second blade holder 87 and a doctor blade strip (not shown) connected to one side of the doctor blade (not shown) via a mounting plate (not shown); the first pressure transmission part 83 comprises a first pressure screw 832 connected with the first cutter seat 84 through a first pressure adjusting seat 831, a first adjusting handle 833 arranged at the upper end of the first pressure screw 832, and a first pressure cylinder 834 arranged at least at one side of the first pressure screw 832, wherein one end of the first pressure cylinder 834 is connected with the first cutter seat 84; the second pressure transmission part 86 comprises a second pressure screw 862 connected to the second knife holder 87 via a second pressure adjusting seat 861, a second adjusting handle 863 disposed at the upper end of the second pressure screw 862, and a second pressure cylinder 864 disposed at least at one side of the second pressure screw 862, wherein one end of the second pressure cylinder 864 is connected to the second knife holder 87; the ink return knife 85 adopts a U-shaped design, can effectively collect ink, and prevents the phenomenon that the printing ink layer is not uniform due to over dispersion of the ink on the printing screen.

Further, as shown in fig. 1 and 6, the printing lifting assembly 81 includes a back plate 811, at least one printing lifting guide 812 disposed on the back plate 811, a lifting plate 814 connected to the printing lifting guide 812 through at least one printing guide 813, and a power motor 815 connected to the lifting plate 814 through a pushing block (not shown), the power motor 815 is electrically connected to the console 15, the back plate 811 is respectively connected to the transmission fixing seat and the transmission sliding block, a plate sensing portion (not shown) is disposed on at least one side of the bottom of the back plate 811, a sliding slot 121 is disposed on the vertical plate 12 at a horizontal position corresponding to the plate sensing portion, one end of the sliding slot 121 is connected to at least one plate sensing piece 123 through a first sliding block 122, and the plate sensing piece 123 interacts with the plate sensing portion to limit the moving range of the printing unit 8 along the transmission screw rod 42.

As shown in fig. 8 and 9, the screen adjusting and fixing unit 6 includes screen arms 61 disposed on two sides of the vertical plate 12, screen lifting components 62 disposed on the screen arms 61, mounting plates 63 connected to the screen lifting components 62, at least one clamping cylinder 64 disposed on the mounting plates 63, and an adjusting and fixing component 65 connected between the two mounting plates 63, wherein at least one clamping finger 66 is disposed on one side of the mounting plate 63 corresponding to the clamping cylinder 64, the clamping finger 66 is used to cooperate with the clamping cylinder 64 to clamp the printing screen, the adjusting and fixing component 65, the two mounting plates 63, the clamping cylinder 64, and the clamping finger 66 constitute a clamping mechanism for clamping the printing screen, and one of the screen arms 61 is connected to the point alignment vision unit 7.

Further, as shown in fig. 8, the net lifting assembly 62 is composed of a net distance adjusting screw 621 provided on the net arm 61, a net distance adjusting rod 622 provided on at least one side of the net distance adjusting screw 621, a net distance adjusting plate 623 connected between the net distance adjusting screw 621 and the net distance adjusting rod 622, and a net distance adjusting handle 624 provided on the net distance adjusting screw 621, the net distance adjusting rod 622 is inserted into the net arm 61, the lower end of the net distance adjusting rod 622 is connected to the clamping plate 63, at least one net distance limiting member 625 is provided on one side of the net distance adjusting rod 622, when in use, the net distance adjusting screw 621 is rotated by the net distance adjusting handle 624 to move the net distance adjusting rod 622 in the vertical direction of the net arm 61 to adjust the height of the clamping plate 63 in a linked manner, thereby, the printing screen clamped on the clamping mechanism is adjusted in height along with the clamping plate 63, after adjustment, the net distance adjusting plate 623 is fixed on the net distance limiting member 625 by a screw, and the height of the printing screen plate is locked, so that the printing screen plate is ensured to be arranged at the height matched with the printing station of the printing unit 8.

Further, as shown in fig. 9, the adjusting and fixing assembly 65 includes a fixing connection plate 651 respectively disposed on the bottom surface of the clamping plate 63, a printing support plate 652 respectively mounted on the fixing connection plate 651, and fixing transverse plates 653 respectively disposed at both ends between the two fixing connection plates 651, at least one fixing cylinder 654 is respectively disposed on one of the fixing connection plates 651 and one of the fixing transverse plates 653, the fixing cylinder 654 is used to cooperate with the adjusting and fixing assembly 65 to clamp the printing screen, at least one clamping adjustment set is disposed on the other fixing connection plate 651 and the other fixing transverse plate 653, the clamping adjustment set is composed of an adjusting finger 655 and an adjusting differential head 656, the adjusting finger 655 is used to cooperate with the fixing cylinder 654 to clamp the printing screen, and the adjusting differential head 656 is used to cooperate with the printing angle of the printing screen.

As shown in fig. 1 and 5, the point alignment vision unit 7 is located above the alignment area of the equipment, the gratings 14 are located at two sides of the alignment area, the point-to-point visual unit 7 is composed of a visual base plate 71, a visual guide rail 72 arranged on the visual base plate 71, industrial cameras 74 respectively arranged at two sides of the visual guide rail 72 through a visual transmission mechanism 73, and at least one visual sensing part 76 arranged at two sides of the visual base plate 71 through a visual adjusting groove 75, the vision sensing parts 76 are used for limiting the displacement range of the industrial cameras 74, the corresponding vision transmission mechanisms 73 are respectively provided with a vision sensing piece 77, each vision sensing piece 77 is used for limiting the displacement range of the industrial cameras 74 by matching with the vision sensing part 76 on the corresponding side, one end of each industrial camera 74 is respectively provided with a vision light source 78, the vision base plate 71 is installed on one side of one of the screen arms 61 of the screen adjusting and fixing unit 6; wherein, the visual light source 78 is electrically connected to a light source controller (not shown), and the light source controller turns on or off the visual light source 78; the industrial camera 74 and the grating 14 are respectively electrically connected with the control console 15, the industrial camera 74 feeds acquired image information back to the control console 15, and the control console 15 performs analysis and calculation according to the acquired image to determine whether the position of the material to be processed placed on the air suction plate 331 of the conveying lifting unit 3 deviates from a preset position parameter, so as to determine whether a correction instruction needs to be issued to the conveying lifting unit 3; the industrial camera 74 preferably adopts a CCD camera, which has a small size, a light weight, is not affected by a magnetic field, has characteristics of vibration and impact resistance, has a high-precision geometric position of the photosensitive element and a high spatial resolution, has a high sensitivity, has a strong anti-allergy exposure performance, and can obtain precise image information, thereby improving the precision of visual alignment, however, it should be noted that the selection of the type of the industrial camera 74 can be matched according to the actual use requirement of the device, and is not self-limited herein.

Further, as shown in fig. 1 and 5, the vision transmission mechanism 73 includes a vision fixing base 732 connected to the vision guide rail 72 via a vision slider 731, a vision screw 734 connected to the vision fixing base 732 via a vision nut 733, a vision tailstock 735 connected to one end of the vision screw 734, and a vision motor 737 connected to the other end of the vision screw 734 via a vision coupling 736, the vision tailstock 735 is fixed to the vision base 71, the vision motor 737 is connected to the vision base 71 via a motor mounting base 738, the vision sensor 77 is mounted on one side of the vision fixing base 732, the vision fixing base 732 is connected to a camera mounting plate via an adjusting portion 79, the camera mounting plate is connected to the industrial camera 74, the adjusting portion 79 is used to fine-adjust the alignment height of the industrial camera 74, so as to ensure that the focal length of the industrial camera 74 can be at a better photographing height, so as to obtain the image with higher quality and feed back to the console 15; when the materials to be processed are aligned, the vision light source 78 is turned on, the vision motor 737 drives the vision screw 734 to rotate through the vision coupling 736, so that the industrial cameras 74 connected to the vision fixing seat 732 move on the vision screw 734, and capture position images of the materials to be processed on the air suction plate 331 of the conveying lifting unit 3 along the vision screw 734, the industrial cameras 74 on two sides of the vision guide rail 72 capture position points on two sides of the sideline of the materials to be processed respectively, and feed the captured images back to the console 15, the console 15 analyzes and calculates according to the image information of the position points on two sides, determines whether the sideline of the materials to be processed is aligned, if the position is deviated, the console 15 sends an instruction to the automatic alignment platform 32 of the conveying lifting unit 3, corrects the position of the materials to be processed through the automatic alignment platform 32, so as to ensure that the materials to be processed are at an accurate printing position, through the alignment mode of two points and one line, the accuracy of the placement position of the material to be processed is ensured, and the subsequent printing precision of the product is ensured.

Before use, the printing screen is clamped on the screen adjusting and fixing unit 6, and the position of the screen is adjusted; when the device is used, the initial position of the conveying lifting unit 3 is placed on one side of the setting position of the point alignment visual unit 7, a material to be processed is placed on the air suction plate 331 of the conveying lifting unit 3 through the mechanical arm, the air suction device sucks and fixes the material to be processed on the air suction plate 331 through the air pipe 9, and at the moment, the grating 14 is opened to prevent an operator or other foreign matters from entering the alignment area in the working process of the device; then, the visual light source 78 is turned on, the point alignment visual unit 7 captures the position image information of the sideline of the material to be processed through the visual transmission mechanism 73 and feeds back the position image information to the console 15, the console 15 analyzes and calculates according to the image information of the position points at two sides to judge whether the sideline of the material to be processed is aligned, if the position is deviated, the console 15 sends an instruction to the automatic alignment platform 32 of the conveying lifting unit 3, the position of the material to be processed is corrected through the automatic alignment platform 32, after the position correction is finished, the conveying lifting unit 3 is moved to the lower part of the printing screen plate by the conveying mechanism 2, the platform assembly 33 is lifted to a preset printing height through the lifting mechanism 31 of the conveying lifting unit 3, then the printing transmission mechanism 4 drives the printing unit 8 to move to the printing initial position under the driving of the printing driving part 5, and then passes through the printing lifting assembly 81, the ink returning knife 85 and the ink scraping component 88 are descended to the printing station to be close to the printing screen, then the printing transmission mechanism 4 drives the printing unit 8 to move in the direction opposite to the printing starting position, the ink is printed on the surface of the material, after the printing is finished, the printing unit 8 resets, then the conveying lifting unit 3 resets, the manipulator collects the printed material on the conveying lifting unit 3, and the next material to be processed is replaced on the platform component 33 of the conveying lifting unit 3, if the operation is repeated, the printing operation is carried out on the material; in addition, aforementioned grating 14 can the utility model discloses in the course of the work, detect among operator's hand or other foreign matter entering counterpoint region, if detect that the hand stretches into or other foreign matters get into grating 14, grating 14 can in time feed back the signal to control cabinet 15, send out the police dispatch newspaper and shut down immediately through the alarm after control cabinet 15 receives grating 14's signal to can effective staff or foreign matter get into the counterpoint region, the influence is carried lifting unit 3's normal reset, can also avoid carrying lifting unit 3 to hit when reseing and hinder the staff, guaranteeing the utility model discloses in the rest of normal operating, still improved the utility model discloses a security.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; unless expressly stated or limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," and may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art according to specific situations; furthermore, the utility model discloses the standard part that uses all can purchase from the market, if relate to special-shaped, all can customize according to the description of the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe screw/bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model is not repeated here.

It is right only to go up the preferred embodiment of the utility model discloses a it is not right the utility model discloses a scope is injectd, the event is not deviating from the utility model relates to an under the prerequisite of spirit, ordinary engineering technical personnel in the field is right the equivalent change or the decoration that structure, characteristic and principle do, all should fall into the utility model discloses the protection within range of applying for a patent.

Claims

1. The utility model provides a compact structure's full-automatic screen printing machine, includes the frame and carries the lift unit through a transmission device is connected with the frame, should carry the lift unit and be used for inhaling solid, transmit the position correction of treating processing material and material, its characterized in that: the upper part of one side of the transmission mechanism is connected with a printing unit through a printing transmission mechanism, the printing transmission mechanism is used for driving the printing unit to perform printing operation, one side of one end of the printing transmission mechanism is connected with a printing driving part, the printing driving part is used for providing power for the printing transmission mechanism, a screen plate adjusting and fixing unit is arranged below the printing transmission mechanism, the screen plate adjusting and fixing unit is used for installing a printing screen plate, a point alignment visual unit is arranged on one side of the screen plate adjusting and fixing unit, and the point alignment visual unit is used for acquiring and feeding back a fixed point position image on one side of a material to be processed.

2. The fully automatic compact screen printing machine according to claim 1, wherein: the machine frame is provided with a workbench, the workbench is connected with a transmission mechanism, the workbench is connected with a screen plate adjusting and fixing unit through a vertical plate, a vertical frame is installed on the vertical plate and connected with a printing transmission mechanism, the top surface of the machine frame, corresponding to the installation side of the point-to-position visual unit, is provided with at least one grating, the grating is used for detecting whether foreign matters fall into the machine frame or not, one side of the machine frame is also provided with a control console, and the control console is respectively electrically connected with the transmission mechanism, the conveying lifting unit, the printing driving part, the screen plate adjusting and fixing unit and the point-to-position visual unit.

3. The fully automatic compact screen printing machine according to claim 2, wherein: the transmission mechanism consists of a transmission screw rod, a transmission motor, a transmission guide rail, a transmission buffer part, a transmission adjusting groove and at least one transmission induction part, wherein one end of the transmission screw rod is connected to the rack through a transmission tailstock, the transmission motor is connected with the other end of the transmission screw rod through a transmission coupler, the transmission guide rail is arranged on at least one side of the transmission screw rod through a transmission base, the transmission buffer part is arranged on at least one end of the transmission guide rail, the transmission adjusting groove is arranged on one side of at least one transmission base, the transmission induction part is arranged in the transmission adjusting groove, the transmission induction part is used for positioning a feeding station of the conveying lifting unit, a transmission nut is arranged on the transmission screw rod and is connected with the conveying lifting unit through a transmission mounting seat, the conveying lifting unit is connected with the corresponding transmission guide rail through at least one transmission slide block, and a transmission, the transmission induction sheet is used for being matched with the transmission induction part to position the feeding station of the conveying lifting unit, and the transmission base is arranged on the workbench.

4. A compact, fully automatic screen printing machine according to claim 3, wherein: the conveying lifting unit comprises a lifting mechanism connected with a conveying sliding block of the conveying mechanism and a platform assembly arranged above the lifting mechanism through an automatic alignment platform, the lifting mechanism is used for adjusting the height of the platform assembly, the platform assembly is used for placing and sucking and fixing materials to be processed, the automatic alignment platform is used for correcting the processing position of the materials to be processed, the platform assembly is connected with an air suction device through an air pipe, and the conveying mounting seat is fixed on the bottom surface of the lifting mechanism.

5. The fully automatic compact screen printing machine according to claim 2, wherein: the printing transmission mechanism is composed of a transmission screw rod arranged on the stand through at least one printing transmission seat, a printing driven wheel arranged at one end of the transmission screw rod, a printing transmission guide rail arranged at one side of the transmission screw rod at least and a transmission buffer part arranged at one end of the printing transmission guide rail at least, a transmission nut is arranged on the transmission screw rod and is fixedly connected with a printing unit through a transmission installation seat, the printing unit is connected with the corresponding printing transmission guide rail in a sliding mode through at least one printing transmission slide block, and the printing driven wheel is connected with a printing driving part.

6. The fully automatic compact screen printing machine according to claim 2, wherein: the printing driving part comprises a printing driving motor, a driving wheel arranged at one end of the printing driving motor and a transmission belt connected with the driving wheel, and the transmission belt is in transmission connection with a driven wheel of the printing transmission mechanism.

7. The fully automatic compact screen printing machine according to claim 2, wherein: the printing unit comprises a printing lifting component, a printing connecting seat arranged on the printing lifting component, a first cutter holder connected to one side of the printing connecting seat through a first pressure transmission part, an ink return cutter connected with the first cutter holder, a second cutter holder connected to the other side of the printing connecting seat through a second pressure transmission part, and an ink scraping component connected with the second cutter holder, wherein at least two pressure gauges are arranged on the printing connecting seat.

8. The fully automatic compact screen printing machine according to claim 2, wherein: the screen plate adjusting and fixing unit comprises screen arms arranged on two sides of a vertical plate, screen lifting components arranged on the screen arms respectively, clamping plates connected with the screen lifting components respectively, at least one clamping cylinder arranged on the clamping plates respectively and adjusting and fixing components connected between the two clamping plates, at least one clamping finger is arranged on one side, corresponding to the clamping cylinder, of each clamping plate and used for matching with the clamping cylinder to clamp the printing screen plate, the adjusting and fixing components and the two clamping plates, the clamping cylinder and the clamping fingers form a clamping mechanism for clamping the printing screen plate, and one of the screen arms is connected with a point alignment vision unit.

9. The fully automatic compact screen printing machine of claim 8, wherein: the point alignment visual unit consists of a visual bottom plate, a visual guide rail arranged on the visual bottom plate, industrial cameras respectively arranged at two sides of the visual guide rail through a visual transmission mechanism and at least one visual sensing part arranged at two sides of the visual bottom plate through a visual adjusting groove, wherein the visual sensing part is used for limiting the displacement range of the industrial cameras, visual sensing pieces are respectively arranged on the corresponding visual transmission mechanisms and are used for matching with the visual sensing part on one side to limit the displacement range of the industrial cameras, one end of each industrial camera is respectively provided with a visual light source, and the visual bottom plate is arranged on one side of one of the screen arms of the screen plate adjusting and fixing unit.