CN115157848A

CN115157848A - Plastic product green printing equipment and process

Info

Publication number: CN115157848A
Application number: CN202210765545.6A
Authority: CN
Inventors: 段珂; 杨宗政
Original assignee: Nantong Zhongyutai Packaging Materials Co ltd
Current assignee: Nantong Zhongyutai Packaging Materials Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-11
Anticipated expiration: 2042-06-30
Also published as: CN115157848B

Abstract

The invention relates to the technical field of plastic product production equipment, in particular to green printing equipment and a process for plastic products; comprises a base, a conveying mechanism, a blanking unit, a feeding mechanism, a printing machine and a driving part; the invention solves the problems that the existing measuring cup is mainly adhered and fixed with a mould in the scale printing process, the measuring cup can rotate on the mould in the printing process to influence the printing quality, and the distance error between the bottom wall of the measuring cup and the mould is large when the measuring cup is sleeved on the mould every time, so that the scale printing accuracy of the measuring cup is influenced; the conventional feeding device cannot meet the requirements that the measuring cup is rotated to enable the handle of the measuring cup to rotate to one side and then printing is carried out, so that the feeding rotation is usually carried out in a manual mode, the mode consumes manpower, the working efficiency is low, and the like; the invention ensures the quality of measuring cup scale printing and improves the processing efficiency of measuring cup printing.

Description

Plastic product green printing equipment and process

Technical Field

The invention relates to the technical field of plastic product production equipment, in particular to green printing equipment and a process for plastic products.

Background

Plastic products are generally called articles for daily life, industry and the like which are processed by adopting plastics as main raw materials, the plastic products comprise measuring cups, beverage products, storage boxes and the like, and in order to improve the overall appearance and the marking property of the plastic products, patterns, trademarks, scale marks and the like are usually printed on the outer wall in a printing mode so as to improve the appearance and the usability of the articles.

The measuring cup is usually used for printing volume scales in a screen printing mode, and the scraper scrapes dye on the screen plate to print and dye patterns on the outer wall of the measuring cup through the left and right movement of the screen plate and the rotation of the measuring cup.

However, the prior measuring cup mainly has the following problems in the scale printing process: firstly, it is fixed to adopt artifical direct cover to laminate on the mould for fixed of graduated flask, thereby this mode can rotate on the mould at printing in-process graduated flask and influence printing quality, simultaneously when the graduated flask overlaps on the mould at every turn, distance error between graduated flask diapire and the mould is great and then influence the precision of graduated flask scale printing, secondly, because the graduated flask has the handle, current material feeding unit can't satisfy and rotate messenger graduated flask handle to the graduated flask and go on printing after turning to one side, so often adopt artificial mode to carry out the material loading rotation, this mode consumes manpower and work efficiency is lower.

Therefore, in order to ensure the quality of measuring cup scale printing and improve the processing efficiency of measuring cup printing; the invention provides green printing equipment and a process for plastic products.

Disclosure of Invention

In order to achieve the purpose, the invention adopts the following technical scheme: a plastic product green printing device comprises a base, a conveying mechanism, a blanking unit, a feeding mechanism, a printing machine and a driving part; the automatic feeding device is characterized in that a conveying mechanism is installed on the right side of the upper end face of the base, a blanking unit is installed on the left side of the conveying mechanism, a feeding mechanism is arranged between the blanking unit and the conveying mechanism, a driving portion is arranged on the rear side of the feeding mechanism, and a printing machine is arranged above the rear side of the feeding mechanism.

Conveying mechanism include backup pad, location passageway, deflector, spacing passageway, belt pulley driving medium and propelling movement unit, the base up end around through the support column symmetry respectively install a backup pad, leave the location passageway between two backup pads, a deflector is respectively installed to one side that two backup pads were kept away from each other, and the deflector is "L" shape structure, leave spacing passageway between the horizontal segment of two deflectors, and the right-hand member of spacing passageway is the horn mouth structure, a belt pulley driving medium is installed to the mutual symmetry of backup pad up end of two inboard deflectors, and a belt pulley driving medium is vertical installation in a backup pad, the propelling movement unit is installed to the lower terminal surface of a backup pad.

Propelling movement unit include fixed plate, guide way, chute, guide arm, T shaped plate, slider, drive spring, slide bar and crank rocker driving piece, two the fixed plate is installed to the mutual symmetry of lower terminal surface of backup pad, the opposite face of two fixed plates all is provided with the guide way, and the guide way is the structure of falling trapezium, the below of guide way is provided with the chute, a guide arm is installed jointly through sliding fit's mode to two guide ways, the mid-mounting of guide arm has the T shaped plate, and the vertical section of T shaped plate slides in the passageway of fixing a position, sliding fit installs the slider in the chute, install drive spring between slider and the T shaped plate, the slide bar is installed to the lower terminal surface of T shaped plate, and the lower part and the slider sliding fit of slide bar, the right side of T shaped plate is provided with the crank rocker driving piece that is used for driving the removal of T shaped plate.

Preferably, the feeding mechanism includes a u-shaped frame, a servo motor, a groove hole, a guide groove, a rotating shaft, a fixing rod, a pneumatic rotary joint, a circular groove, a centering fixing member, a positioning rotary member and a jacking driving member, the u-shaped frame is installed on the upper end surface of the base on the left side of the support plate, the servo motor is installed on the lower end surface of the horizontal section of the u-shaped frame, the groove hole is formed in the middle of the upper end surface of the horizontal section of the u-shaped frame, the guide groove is formed in the circumferential outer wall of the groove and is divided into an annular section and a vertical section, the rotating shaft is installed in the guide groove in a rotation fit manner, the fixing rod is evenly installed on the circumferential outer wall of the rotating shaft along the circumferential direction of the rotating shaft, the centering fixing member is installed on the side of the fixing rod far away from the rotating shaft, the positioning rotary member is arranged on the side of the centering fixing member close to the rotating shaft, the pneumatic rotary joint is installed above the rotating shaft, an air pipe is installed between the pneumatic rotary joint and the fixing rod, the hole communicated with the air pipe is formed in the fixing rod, the lower end surface of the rotating shaft is formed in the circular groove, and the jacking driving member connected with the servo.

Preferably, the centering fixing part comprises a pipe column, a sucker, a barrel column, a notch, a movable block, a pushing block, a ring block, a push rod and a disc, wherein the pipe column is installed on one side, away from the rotating shaft, of the fixing rod in a rotation fit mode, the sucker communicated with an internal pore channel of the pipe column is installed on one side, away from the rotating shaft, of the pipe column, the barrel column is installed on the outer wall of the circumference of the pipe column, the notch is evenly formed in the outer wall of the barrel column along the circumferential direction of the outer wall of the barrel column, the movable block is installed in the notch in a sliding fit mode through a reset spring, the right side of the movable block is provided with the pushing block in a collision mode, the pushing block is installed in the notch in a sliding fit mode, one side, close to the rotating shaft, of the barrel column is provided with the notch in a sliding fit mode, the ring block is installed on one side, away from the rotating shaft, of the sucker is provided with the push rod in a sliding fit mode, a notch is sleeved with a pressure spring outside of the push rod, one side, the circular chute is provided with the circular chute, the disc in a sliding fit mode, the end face, close to the notch, and connected with the pushing block.

Preferably, the jacking driving piece include T shape post, driving block, dovetail groove, extension spring and torsional spring, servo motor's output install the T shape post through the ratchet pawl, and T shape post and U type frame normal running fit, the up end of T shape post evenly is provided with the driving block along its circumference direction, and the driving block is trapezium structure, the roof of circular groove be provided with driving block complex dovetail groove, be provided with the extension spring between the roof of circular groove and the up end of T shape post, and the lower extreme of extension spring and T shape post normal running fit, install the torsional spring between the diapire of terminal surface slotted hole under the level of T shape post.

Preferably, the unloading unit include the backup pad No. two, the backup pad No. two is respectively installed to the symmetry around the base left side up end passes through the supporting leg, and No. two backup pads are the same with a backup pad structure, and No. two belt pulley driving medium are installed to mutual symmetry in the backup pad No. two, and No. two belt pulley driving medium and a belt pulley driving medium structure are the same.

Preferably, the drive division include fixed block, supporting seat, pin and driving motor, install the fixed block on the printing machine of the rear side of pivot, the supporting seat is installed through electronic slip table to the up end of fixed block, the pin is installed through the bearing in the upper portion of supporting seat, the pin is "T" structure, and the pin is coaxial with the section of thick bamboo post of pivot rear side, the driving motor who is used for driving the pin is installed through the motor cabinet to the rear side of supporting seat.

Preferably, the location rotating member include bevel gear, bevel gear is installed to one side circumference outer wall that the barrel post is close to the pivot, an arc-shaped conical tooth plate is respectively installed to U type frame up end bilateral symmetry behind the pivot, and arc-shaped conical tooth plate and bevel gear meshing.

In addition, the invention also provides a plastic product green printing process which is completed by matching plastic product green printing equipment and comprises the following steps: the method comprises the following steps: manually placing the handle of the measuring cup upwards between the two first supporting plates, and sequentially moving the measuring cup to the left side of the guide plate through the first belt pulley transmission piece;

step two: the pushing unit pushes the measuring cup to the feeding mechanism for centering and fixing;

step three: the feeding mechanism feeds the fixed measuring cup to the lower part of the printing machine for printing;

step four: and the measuring cup after processing is moved to a blanking unit through a feeding mechanism to carry out blanking collection.

The invention has the beneficial effects that:

1. according to the conveying mechanism provided by the invention, the measuring cups are sequentially conveyed to the left side of the guide plate and then are sequentially moved and fixed to the centering fixing piece through the pushing unit, so that the measuring cups are tightly attached to the suckers and centered and aligned, and the quality and the precision of scale printing of the measuring cups are improved.

2. According to the centering fixing piece, the plurality of moving blocks are moved out to abut against the inner wall of the measuring cup through the abutting of the measuring cup and the ring block to center and position the measuring cup, then the measuring cup abuts against the sucker and is fixed through the sucker in an adsorption mode, and meanwhile the moving blocks retract towards the inside of the notch, so that the problem that when the moving blocks abut against the measuring cup, the surface is deformed to affect the printing quality of the measuring cup is avoided.

3. The jacking driving piece integrally lifts the rotating shaft to enable the fixed measuring cup to move upwards to be far away from the first supporting plate, then rotates by ninety degrees to enable the measuring cup to reach a printing position for processing, and the bevel gear is meshed with the arc-shaped bevel gear plate to enable the centering fixing piece to integrally rotate in the rotating process, so that the handle on the measuring cup rotates to one side, and printing and processing can be conveniently and directly performed

4. The pushing unit provided by the invention drives the T-shaped plate to reciprocate through the crank rocker driving piece to feed, and simultaneously ensures that the T-shaped plate moves up and down in the reciprocating process through the guide groove and the driving spring, so that the interference of feeding with the first belt pulley driving piece is avoided, and the smooth processing is ensured.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of a first viewing angle structure of the present invention.

Fig. 2 is a schematic diagram of a second viewing structure according to the present invention.

Fig. 3 is a partial structural schematic diagram of the conveying mechanism of the invention.

Fig. 4 is a partial cross-sectional view of the present invention.

Figure 5 is an exploded view of a portion of the construction of the jacking driver of the present invention.

Fig. 6 is a schematic structural view between the feeding mechanism and the driving part of the present invention.

In the figure: 1. a base; 10. a blanking unit; 2. a conveying mechanism; 3. a feeding mechanism; 4. a printing press; 5. a drive section; 20. a first support plate; 21. a positioning channel; 22. a guide plate; 23. a limiting channel; 24. a first belt pulley transmission part; 6. a pushing unit; 60. a fixing plate; 61. a guide groove; 62. a chute; 63. a guide bar; 64. a T-shaped plate; 65. a slider; 66. a drive spring; 67. a slide bar; 68. a crank rocker drive; 30. a U-shaped frame; 31. a servo motor; 32. a slot; 33. a guide groove; 34. a rotating shaft; 35. fixing the rod; 36. a pneumatic rotary joint; 37. a circular groove; 7. centering the fixed part; 8. positioning the rotating member; 9. jacking a driving piece; 70. a pipe string; 71. a suction cup; 72. a cylindrical column; 73. a notch; 74. a moving block; 75. pushing the block; 76. a ring block; 77. a push rod; 78. a disc; 90. a T-shaped post; 91. a drive block; 92. a trapezoidal groove; 93. a tension spring; 94. a torsion spring; 11. a second support plate; 12. a second belt pulley transmission part; 50. a fixed block; 51. a supporting base; 52. a stop lever; 53. a drive motor; 80. a bevel gear; 81. arc taper toothed plate.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

Referring to fig. 1, a plastic product green printing device includes a base 1, a conveying mechanism 2, a blanking unit 10, a feeding mechanism 3, a printing machine 4 and a driving part 5; the automatic feeding device is characterized in that a conveying mechanism 2 is installed on the right side of the upper end face of the base 1, a blanking unit 10 is installed on the left side of the conveying mechanism 2, a feeding mechanism 3 is arranged between the blanking unit 10 and the conveying mechanism 2, a driving portion 5 is arranged on the rear side of the feeding mechanism 3, and a printing machine 4 is arranged above the rear side of the feeding mechanism 3.

Referring to fig. 1 and 2, conveying mechanism 2 include a backup pad 20, location passageway 21, deflector 22, spacing passageway 23, a belt pulley driving medium 24 and propelling movement unit 6, base 1 up end around the support column symmetry respectively install a backup pad, leave location passageway 21 between two backup pads 20, one side that two backup pads 20 kept away from each other respectively installs a deflector 22, and deflector 22 is "L" shape structure, leave spacing passageway 23 between two deflector 22's the horizontal segment, and the right-hand member of spacing passageway 23 is the horn mouth structure, a belt pulley driving medium 24 is installed to the mutual symmetry of a backup pad 20 up end of two deflector 22 inboards, and a belt pulley driving medium 24 is vertical installation on a backup pad 20, propelling movement unit 6 is installed to the lower terminal surface of a backup pad 20.

During specific work, the manual work is placed the graduated flask on two location passageway 21 between the backup pad 20, make the convex delivery port of graduated flask be located location passageway 21, later promote the graduated flask to remove between two belt pulley driving medium 24, make the handle of graduated flask be located spacing passageway 23 simultaneously, then under the effect of belt pulley driving medium 24, thereby the belt is hugged closely with the graduated flask and drives the graduated flask and remove to the left side of deflector 22 in proper order, later through the propelling movement unit 6 with the graduated flask to feeding mechanism 3 propelling movement, make the graduated flask fixed back carry out printing process.

Referring to fig. 2 and 3, the pushing unit 6 includes a fixing plate 60, a guide groove 61, two inclined grooves 62, a guide rod 63, a T-shaped plate 64, a slider 65, a driving spring 66, a slide rod 67 and a crank rocker driving member 68, the fixing plate 60 is symmetrically installed on the lower end surfaces of the two support plates, the guide grooves 61 are respectively disposed on the opposite surfaces of the two fixing plates 60, the guide groove 61 is in an inverted trapezoid structure, the inclined groove 62 is disposed below the guide groove 61, the two guide grooves 61 are jointly installed with the guide rod 63 in a sliding fit manner, the T-shaped plate 64 is installed in the middle of the guide rod 63, the vertical section of the T-shaped plate 64 slides in the positioning channel 21, the slider 65 is installed in a sliding fit manner in the inclined groove 62, the driving spring 66 is installed between the slider 65 and the T-shaped plate 64, the slide rod 67 is installed on the lower end surface of the T-shaped plate 64, the lower portion of the slide rod 67 is in a sliding fit with the slider 65, and the crank rocker driving member 68 for driving the T-shaped plate 64 to move is disposed on the right side.

In specific operation, the measuring cup is moved to the left side of the guide plate 22 by the first belt pulley transmission 24, then the crank is extended leftwards under the action of the crank and rocker driving piece 68 to push the T-shaped plate 64 to move the guide rod 63 along the horizontal section of the upper part of the guide groove 61, meanwhile, the T-shaped plate 64 pushes the measuring cup to move towards the feeding mechanism 3, the slide block 65 synchronously moves in the chute 62 during the movement process, so that the slide block 65 and the T-shaped plate 64 gradually separate, the driving spring 66 is reset from a compressed state to be stretched, and when the guide rod 63 moves to the inclined section of the left side of the guide groove 61, the guide rod 63 is kept sliding in the horizontal section of the guide groove 61 due to the leftward pushing force of the crank and rocker driving piece 68 and the interference of the guide rod 63 with the inclined section of the guide groove 61, so that the measuring cup moves to the feeding mechanism 3 for fixing, then, the crank and rocker driving piece 68 rotates to pull the T-shaped plate 64, at this time, the T-shaped plate 64 moves to the right along the horizontal section of the guide groove 61 under the action of the driving spring 66 in a stretched state, so that the T-shaped plate 64 moves to move to the lower horizontal section of the guide groove 61 along the lower part of the guide groove 61, and the guide rod 63, and the upper part of the guide rod 63 is pushed to move, and the inclined section of the guide groove 61, and the guide groove, and the guide rod 63 is kept moving process, and the upper part of the guide groove 61, and the guide rod 63 is kept moving, and the upper part of the guide rod 63 is pushed to move, and the upper part of the guide rod 61.

Referring to fig. 1, 2 and 4, the feeding mechanism 3 includes a u-shaped frame 30, a servo motor 31, a slot 32, a guide groove 33, a rotating shaft 34, a fixing rod 35, a pneumatic rotary joint 36, a circular groove 37, a centering fixing member 7, a positioning rotary member 8 and a jacking driving member 9, the upper end surface of the base 1 on the left side of the supporting plate is provided with the u-shaped frame 30, the lower end surface of the horizontal section of the u-shaped frame 30 is provided with the servo motor 31, the middle part of the upper end surface of the horizontal section of the u-shaped frame 30 is provided with the slot 32, the circumferential outer wall of the slot 32 is provided with the guide groove 33, the guide groove 33 is divided into an annular section and a vertical section, the rotating shaft 34 is rotatably fitted in the guide groove 33, the circumferential outer wall of the rotating shaft 34 is uniformly provided with the fixing rod 35 along the circumferential direction, the centering fixing member 7 is mounted on the side of the fixing rod 35 far away from the rotating shaft 34, the positioning rotary joint 8 is mounted on the side of the centering fixing member 7 close to the rotating shaft 34, the pneumatic rotary joint 36 is mounted above the rotating shaft 34, an air pipe is mounted between the rotary joint 36 and the fixing rod 35, the fixing rod 35 is provided with the circular groove 37, the lower end surface of the jacking driving member 37 is connected with the servo driving member 9.

During specific work, T shaped plate 64 promotes the graduated flask under the effect of crank rocker driving piece 68 and moves to pivot 34 position, it is fixed to make the graduated flask embolia and carry out the centering in centering mounting 7, later through jacking driving piece 9 with pivot 34 along the vertical section rebound of guiding groove 33 earlier, make the graduated flask keep away from a backup pad 20, later along the rotatory ninety degrees below of the graduated flask of guiding groove 33 on with centering mounting 7 to printing machine 4, then drive division 5 contradicts with the graduated flask, make the graduated flask rotatory and printing machine 4 cooperation print processing, it is rotatory again after the processing is accomplished that pivot 34 lifts up again and removes the graduated flask unloading unit 10 position and takes off the measured flask that has processed and collect.

Referring to fig. 2 and 4, the centering fixing member 7 includes a pipe column 70, a suction cup 71, a cylinder 72, a notch 73, a moving block 74, a pushing block 75, a ring block 76, a push rod 77, and a circular disc 78, the pipe column 70 is installed on one side of the fixing rod 35 away from the rotating shaft 34 in a way of rotating fit, the suction cup 71 communicated with an internal hole of the pipe column 70 is installed on one side of the pipe column 70 away from the rotating shaft 34, the cylinder 72 is installed on an outer circumferential wall of the pipe column 70, the notch 73 is uniformly formed in an outer circumferential wall of the cylinder 72 along a circumferential direction thereof, the moving block 74 is installed in the notch 73 in a way of sliding fit through a return spring, the pushing block 75 abutting against the moving block is arranged on the right side of the moving block 74, the pushing block 75 is installed in the notch 73 in a way of sliding fit, a notch with a height greater than that of the pushing block 75 is formed in one side of the cylinder 74 away from the rotating shaft 34 in a way of sliding fit, the suction cup is located in the ring block 76, the one side of the ring block 76 close to the rotating shaft 34 is installed with the push rod 77, a pressure spring is sleeved on an outer portion of the side of the push rod 77, one side of the notch 73 away from the circular notch, one side of the circular groove is installed in a way of the sliding fit, and is connected with an end face of the sliding fit through a connecting rod 78, and a connecting rod 75, and a connecting rod connected with an end face of the sliding fit through a sliding fit.

During specific work, in the process that the measuring cup moves towards the position of the rotating shaft 34 through the T-shaped plate 64, the measuring cup is firstly sleeved into the cylinder post 72 and moves leftwards along with the measuring cup, the inner bottom wall of the measuring cup can abut against the ring block 76 and can extrude the ring block 76 to move towards the cylinder post 72, the disc 78 pushes the disc 78 to move leftwards through the push rod 77 along with the movement of the ring block 76, the pushing block 75 is pushed towards the moving block 74 by the disc 78 to push the moving block 74 towards the outer part of the cylinder post 72, the moving blocks 74 can abut against the inner wall of the measuring cup under the action of the pushing block 75 to align the measuring cup, at the moment, the reset spring is stretched, then the suction disc 71 abuts against the bottom wall of the measuring cup along with the continuous movement of the measuring cup, the measuring cup is fixedly adsorbed through the existing cylinder and the electromagnetic valve, meanwhile, the pushing block 75 is pushed into the notch of the moving block 74 through the disc 78, and the height of the pushing block 75 is larger than the height of the pushing block, the moving block 74 can move inwards to reset in the abutting notch 73 under the action of the reset spring, and therefore the effect that the printing is influenced by the deformation of the measuring cup deformation of the printing effect caused by the measuring cup caused by the moving block 74.

Referring to fig. 4 and 5, the jacking driving member 9 includes a T-shaped column 90, a driving block 91, a trapezoidal groove 92, a tension spring 93 and a torsion spring 94, the output end of the servo motor 31 is provided with the T-shaped column 90 through a ratchet and pawl, the T-shaped column 90 is rotationally matched with the u-shaped frame 30, the upper end surface of the T-shaped column 90 is uniformly provided with the driving block 91 along the circumferential direction thereof, the driving block 91 is in a trapezoidal structure, the top wall of the circular groove 37 is provided with the trapezoidal groove 92 matched with the driving block 91, the tension spring 93 is arranged between the top wall of the circular groove 37 and the upper end surface of the T-shaped column 90, the lower end of the tension spring 93 is rotationally matched with the T-shaped column 90, and the torsion spring 94 is arranged between the bottom walls of the slotted holes 32 on the horizontal lower end surface of the T-shaped column 90.

During specific work, the output shaft of the servo motor 31 drives the T-shaped column 90 to rotate the driving block 91 and abut against the trapezoid groove 92, so that the rotating shaft 34 moves upwards to the annular section position along the vertical section of the guide groove 33, at the moment, the measuring cup fixed by the centering fixing piece 7 is lifted to be away from the first supporting plate 20, then along with the continuous rotation of the T-shaped column 90, the rotating shaft 34 can rotate ninety degrees along the annular section of the guide groove 33, at the moment, the torsion spring 94 is twisted, the tension spring 93 is stretched, after the fixed measuring cup moves to the lower part of the printer 4, the servo motor 31 stops rotating, the T-shaped column 90 rotates and resets under the action of the torsion spring 94, gaps gradually occur between the driving block 91 and the trapezoid groove 92 in the rotating process of the T-shaped column 90, at the moment, the rotating shaft 34 moves downwards and resets along the vertical section of the guide groove 33 under the action of the tension spring 93, then, the driving part 5 moves and the measuring cup, and the measuring cup is enabled to abut against the printer 4 in a rotating mode to perform printing processing.

Referring to fig. 2 and 4, the positioning rotating member 8 includes bevel gears 80, the bevel gears 80 are mounted on the circumferential outer wall of one side of the cylinder 72 close to the rotating shaft 34, the u-shaped frames 30 on the rear side of the rotating shaft 34 are respectively mounted with an arc-shaped bevel gear plate 81 in bilateral symmetry, and the arc-shaped bevel gear plates 81 are engaged with the bevel gears 80.

During operation, the rotating shaft 34 rotates through the jacking driving piece 9, the bevel gear 80 can be meshed with the arc-shaped bevel gear plate 81 to rotate the centering fixing piece 7, so that the fixed measuring cup can rotate ninety degrees, interference caused by other operations is avoided, and processing is guaranteed.

Referring to fig. 1, fig. 2 and fig. 6, drive portion 5 include fixed block 50, supporting seat 51, pin 52 and driving motor 53, install fixed block 50 on the printing machine 4 of the rear side of pivot 34, supporting seat 51 is installed through electronic slip table to the up end of fixed block 50, pin 52 is installed through the bearing on the upper portion of supporting seat 51, pin 52 is "T" structure, and pin 52 is coaxial with the section of thick bamboo post 72 of pivot 34 rear side, driving motor 53 that is used for driving pin 52 is installed through the motor cabinet to the rear side of supporting seat 51.

During specific work, conflict pin 52 with the graduated flask through electronic slip table earlier, later drive pin 52 through driving motor 53 and rotate, and the graduated flask that simultaneously pin 52 drove conflict with it cooperates with the removal of printing machine 4 and rotates to print the scale pattern on two faces of graduated flask outer wall symmetry.

Referring to fig. 1 and 2, unloading unit 10 include No. two backup pads 11, no. two backup pads 11 are respectively installed through the supporting leg front and back symmetry to base 1 left side up end, and No. two backup pads 11 are the same with a backup pad 20 structure, and No. two pulley driving spare 12 are installed to mutual symmetry on No. two backup pads 11, and No. two pulley driving spare 12 and a pulley driving spare 24 structure are the same.

When the automatic measuring cup lifting device works specifically, the lifting driving piece 9 enables a printed measuring cup to rotate and move to the position of the second supporting plate 11, then air is blown through the existing electromagnetic valve and the existing air pump through the sucker 71, the sucker 71 does not adsorb the measuring cup, the measuring cup is pushed out to the outside through the ring block 76 under the action of the pressure spring, the pushed measuring cup can move leftwards to be in contact with the second belt pulley transmission piece 12, and the measuring cup is pulled out of the cylinder column 72 through the rotating belt and is collected leftwards along the second belt pulley transmission piece 12.

In addition, the invention also provides a plastic product green printing process which is completed by adopting the plastic product green printing equipment in a matching way, and the plastic product green printing process comprises the following steps: the method comprises the following steps: manually placing the handle of the measuring cup upwards between the two first support plates 20, and sequentially moving the measuring cup to the left side of the guide plate 22 through the first belt pulley transmission piece 24;

step two: the pushing unit 6 pushes the measuring cup to the feeding mechanism 3 for centering and fixing;

step three: the feeding mechanism 3 feeds the fixed measuring cup to the lower part of the printer 4 for printing processing;

step four: the processed measuring cup is moved to a blanking unit 10 through a feeding mechanism 3 for blanking and collection.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A plastic product green printing device comprises a base (1), a conveying mechanism (2), a blanking unit (10), a feeding mechanism (3), a printing machine (4) and a driving part (5); the method is characterized in that: a conveying mechanism (2) is installed on the right side of the upper end face of the base (1), a blanking unit (10) is installed on the left side of the conveying mechanism (2), a feeding mechanism (3) is arranged between the blanking unit (10) and the conveying mechanism (2), a driving part (5) is arranged on the rear side of the feeding mechanism (3), and a printing machine (4) is arranged above the rear side of the feeding mechanism (3); wherein:

the conveying mechanism (2) comprises a first supporting plate (20), a positioning channel (21), guide plates (22), limiting channels (23), a first belt pulley transmission part (24) and a pushing unit (6), wherein the upper end face of the base (1) is symmetrically provided with one supporting plate through a supporting column in a front-back mode, the positioning channel (21) is reserved between the two first supporting plates (20), one guide plate (22) is arranged on one side, away from each other, of each first supporting plate (20), the guide plates (22) are of an L-shaped structure, the limiting channels (23) are reserved between the horizontal sections of the two guide plates (22), the right end of each limiting channel (23) is of a horn mouth structure, the first belt pulley transmission part (24) is symmetrically arranged on the upper end faces of the first supporting plates (20) on the inner sides of the two guide plates (22), the first belt pulley transmission part (24) is vertically arranged on the first supporting plates (20), and the pushing unit (6) is arranged on the lower end face of the first supporting plates (20);

propelling movement unit (6) including fixed plate (60), guide way (61), chute (62), guide arm (63), T shaped plate (64), slider (65), drive spring (66), slide bar (67) and crank rocker driving piece (68), two fixed plate (60) are installed to the mutual symmetry of lower terminal surface of backup pad, the opposite face of two fixed plate (60) all is provided with guide way (61), and guide way (61) are the structure of falling the trapezoid, the below of guide way (61) is provided with chute (62), one guide arm (63) is installed jointly through sliding fit's mode in two guide ways (61), the mid-mounting of guide arm (63) has T shaped plate (64), and the vertical section of T shaped plate (64) slides in location passageway (21), slider (65) are installed to sliding fit in chute (62), install drive spring (66) between slider (65) and T shaped plate (64), slide bar (67) are installed to the lower terminal surface of T shaped plate (64), and the lower part and slider (65) sliding fit, the right side of T shaped plate (64) is provided with drive piece (68) that are used for driving piece (64) removal of drive T shaped plate.

2. A plastic article green printing apparatus as defined in claim 1, wherein: the feed mechanism (3) comprises a U-shaped frame (30), a servo motor (31), a groove hole (32), a guide groove (33), a rotating shaft (34), a fixing rod (35), a pneumatic rotary joint (36), a circular groove (37), a centering fixing piece (7), a positioning rotary piece (8) and a jacking driving piece (9), the U-shaped frame (30) is installed on the upper end surface of the base (1) on the left side of the supporting plate, the servo motor (31) is installed on the lower end surface of the horizontal section of the U-shaped frame (30), the groove hole (32) is formed in the middle of the upper end surface of the horizontal section of the U-shaped frame (30), the circumferential outer wall of the groove (32) is provided with the U-shaped frame (33), the guide groove (33) is divided into an annular section and a vertical section, the rotating shaft (34) is installed in the guide groove (33) in a rotating fit manner, the fixing rod (35) is uniformly installed on the circumferential outer wall of the rotating shaft (34) along the circumferential direction, the centering fixing piece (7) is installed on one side of the fixing rod (35) far away from the rotating shaft (34), the pneumatic rotary joint (36) is communicated with the air pipe (35), a circular groove (37) is formed in the lower end face of the rotating shaft (34), and a jacking driving piece (9) connected with a servo is arranged in the circular groove (37).

3. A plastic article green printing apparatus as defined in claim 2, wherein: the centering fixing piece (7) comprises a pipe column (70), a sucker (71), a barrel column (72), a notch (73), a moving block (74), a pushing block (75), a ring block (76), a push rod (77) and a disc (78), wherein the pipe column (70) is installed on one side, away from the rotating shaft (34), of the fixing rod (35) in a rotating fit mode, the sucker (71) communicated with an inner pore passage of the pipe column (70) is installed on one side, away from the rotating shaft (34), of the pipe column (70), the barrel column (72) is installed on the outer wall of the circumference of the pipe column (70), the notch (73) is uniformly formed in the outer wall of the circumference of the barrel column (72) along the circumferential direction of the barrel column, the moving block (74) is installed in a sliding fit mode through a reset spring, the pushing block (75) abutting against the moving block is arranged on the right side of the moving block (74), the pushing block (75) is installed in the notch (73) in a sliding fit mode, the side, which the moving block (74) is close to the rotating shaft (34) is provided with the height larger than the notch height of the pushing block (75), the ring block (76) is installed on one side, the ring block (76) close to the sucker (76) is installed on the rotating shaft (34), and the inner side of the rotating shaft (71), the outside cover of push rod (77) is equipped with the pressure spring, and circular spout has been seted up to one side that pivot (34) were kept away from in notch (73), installs disc (78) through sliding fit's mode in the circular spout, and the tip of push rod (77) extends to and is connected with the circle piece in the circular spout, and disc (78) are close to a side end face of notch (73) and pass through the connecting rod and are connected with pushing block (75).

4. A plastic article green printing apparatus as defined in claim 2, wherein: jacking driving piece (9) including T shape post (90), driving block (91), dovetail groove (92), extension spring (93) and torsional spring (94), the output of servo motor (31) install T shape post (90) through the ratchet pawl, and T shape post (90) and U type frame (30) normal running fit, the up end of T shape post (90) evenly is provided with driving block (91) along its circumferential direction, and driving block (91) are the trapezium structure, the roof of circular slot (37) is provided with trapezoidal groove (92) with driving block (91) complex, be provided with extension spring (93) between the roof of circular slot (37) and the up end of T shape post (90), and the lower extreme and the T shape post (90) normal running fit of extension spring (93), install torsional spring (94) between the diapire of slotted hole (32) under the level of T shape post (90).

5. A plastic article green printing apparatus as defined in claim 1, wherein: unloading unit (10) including backup pad (11) No. two, no. two backup pad (11) are respectively installed to the symmetry around base (1) left side up end passes through the supporting leg, and No. two backup pad (11) are the same with a backup pad (20) structure, and mutual symmetry is installed No. two belt pulley driving medium (12) on two backup pad (11), and No. two belt pulley driving medium (12) and a belt pulley driving medium (24) structure are the same.

6. A plastic article green printing apparatus as defined in claim 3, wherein: drive division (5) including fixed block (50), supporting seat (51), pin (52) and driving motor (53), install fixed block (50) on printing machine (4) of the rear side of pivot (34), supporting seat (51) are installed through electronic slip table to the up end of fixed block (50), pin (52) are installed through the bearing in the upper portion of supporting seat (51), pin (52) are "T" structure, and pin (52) are coaxial with section of thick bamboo post (72) of pivot (34) rear side, driving motor (53) that are used for driving pin (52) are installed through the motor cabinet to the rear side of supporting seat (51).

7. A plastic article green printing apparatus as defined in claim 3, wherein: location rotating member (8) include bevel gear (80), bevel gear (80) are installed to one side circumference outer wall that barrel post (72) are close to pivot (34), U type frame (30) up end bilateral symmetry of pivot (34) rear side respectively installs an arc taper toothed plate (81), and arc taper toothed plate (81) and bevel gear (80) meshing.

8. A green printing process for plastic products is characterized in that: the method is completed by adopting the plastic product green printing equipment in a matching way, and comprises the following steps:

the method comprises the following steps: the handle of the measuring cup is manually placed between the two first supporting plates (20) upwards, and the measuring cup sequentially moves to the left side of the guide plate (22) through a first belt pulley transmission piece (24);

step two: the pushing unit (6) pushes the measuring cup to the feeding mechanism (3) for centering and fixing;

step three: the feeding mechanism (3) sends the fixed measuring cup to the lower part of the printer (4) for printing processing;

step four: the processed measuring cup is moved to a blanking unit (10) through a feeding mechanism (3) to be blanked and collected.