阅读说明：本技术 回转体印刷装置 (Rotary body printing device ) 是由 欧道高 于 2021-07-31 设计创作，主要内容包括：本发明属于印刷装置技术领域,尤其涉及一种回转体印刷装置,包括机架、刮板装置、网框、驱动机构和旋转支撑机构；机架上设置有支撑立板,驱动机构设于机架上,且驱动机构连接网框,用于驱动网框往复平移；刮板装置设于支撑立板上,且刮板装置的刮板伸入网框内,用于刮网框内的油墨；旋转支撑机构包括升降件和设置在升降件上的两组相对设置的支撑轮,升降件设于机架上,两支撑轮形成一定位支撑位,用于待印刷回转体径向定位；升降件用于驱动支撑轮向上抬升待印刷回转体至网框的底部,网框平移,带动待印刷回转体转动。通过上述设置,实现对待印刷回转体的快速印刷,提高印刷效率。(The invention belongs to the technical field of printing devices, and particularly relates to a revolving body printing device which comprises a rack, a scraper device, a screen frame, a driving mechanism and a rotary supporting mechanism, wherein the scraper device is arranged on the rack; the vertical supporting plate is arranged on the rack, the driving mechanism is arranged on the rack and connected with the screen frame and used for driving the screen frame to move in a reciprocating manner; the scraper device is arranged on the supporting vertical plate, and a scraper of the scraper device extends into the screen frame and is used for scraping ink in the screen frame; the rotary supporting mechanism comprises a lifting piece and two groups of supporting wheels which are arranged on the lifting piece in an opposite mode, the lifting piece is arranged on the rack, and the two supporting wheels form a positioning supporting position for radially positioning the revolving body to be printed; the lifting piece is used for driving the supporting wheel to lift the to-be-printed revolving body upwards to the bottom of the screen frame, and the screen frame translates to drive the to-be-printed revolving body to rotate. Through the arrangement, the quick printing of the to-be-printed revolving body is realized, and the printing efficiency is improved.)

1. A rotary body printing device characterized in that: comprises a frame, a scraper device, a screen frame, a driving mechanism and a rotary supporting mechanism; the machine frame is provided with a supporting vertical plate, the driving mechanism is arranged on the machine frame and connected with the screen frame and used for driving the screen frame to perform reciprocating translation; the scraper plate device is arranged on the supporting vertical plate, and a scraper plate of the scraper plate device extends into the screen frame and is used for scraping ink in the screen frame; the rotary supporting mechanism comprises a lifting piece and two groups of supporting wheels which are arranged on the lifting piece in an opposite mode, the lifting piece is arranged on the rack, and the two supporting wheels form a positioning supporting position for radially positioning a revolving body to be printed; the lifting piece is used for driving the supporting wheel to lift the to-be-printed revolving body upwards to the bottom of the screen frame, and the screen frame translates to drive the to-be-printed revolving body to rotate.

2. The rotary printing unit according to claim 1, wherein: the frame is provided with a circulating conveying device, the circulating conveying device comprises a circulating conveying surface, a plurality of positioning pieces are arranged on the circulating conveying surface, each positioning piece comprises two supporting plates which are oppositely arranged on the circulating conveying surface, a clearance position for the lifting piece to pass through is formed between the two supporting plates, and at least one positioning piece is provided with a positioning groove for radial positioning of a to-be-printed revolving body.

3. The rotary printing unit according to claim 2, wherein: the circulating conveying device comprises two chain conveying mechanisms arranged in parallel, and the two supporting plates of each set of positioning pieces are respectively arranged on the chain conveying mechanisms in a pairwise corresponding manner.

4. The rotary printing unit according to claim 2, wherein: the driving mechanism comprises a motor, a supporting seat, a rotating shaft, an eccentric connecting piece, a guide rail, a moving seat and a connecting piece; the motor and the supporting seat are arranged on the rack, the rotating shaft rotatably penetrates through the supporting seat, one end of the rotating shaft is connected with a main shaft of the motor, the other end of the rotating shaft is connected with the eccentric connecting piece, and the eccentric connecting piece is provided with an eccentric part eccentrically arranged with the rotating shaft; the guide rail is arranged on the supporting vertical plate, and the moving seat is connected with the guide rail in a sliding manner; one end of the connecting piece is rotationally connected with the eccentric part, and the other end of the connecting piece is rotationally connected with the movable seat; the screen frame is fixedly connected to the movable seat.

5. The rotary printing unit according to claim 4, wherein: the eccentric connecting piece comprises a connecting piece main body, an adjusting block and a screw rod; the connecting piece main part is connected the pivot, the regulating block is connected with the connecting piece main part with sliding, the screw rod is connected the regulating block is used for fixing the regulating block is in on the regulating piece body.

6. The rotary printing unit according to claim 4, wherein: the lifting piece comprises a guide seat, a push rod, a guide shaft, a connecting rod, a cam shaft and a chain transmission mechanism; the lower end of the supporting vertical plate extends into the rack; the guide seat is arranged on one side of the lower end of the supporting vertical plate; the push rod and the guide shaft are vertically and slidably connected with the guide seat, and the connecting rod is connected with the upper ends of the push rod and the guide shaft; the connecting rod is provided with an installation boss extending upwards, and the supporting wheel is arranged on the installation boss; the lower end of the push rod is provided with a butting part; the cam shaft penetrates through the lower end of the supporting vertical plate in a rotating mode, and a cam in contact with the abutting portion is arranged at the end portion of the cam shaft; the chain transmission mechanism is connected with the camshaft and the rotating shaft.

7. The rotary printing unit according to claim 6, wherein: the rotary supporting mechanism also comprises a limiting ejector rod, a connecting seat, a limiting block, a sliding block and a pushing block; the connecting seat and the limiting block are oppositely arranged on two sides of the circulating conveying device, the sliding block is connected to the connecting seat in a sliding mode, and a shifting groove is formed in the sliding block; one end of the connecting rod extends to the bottom end of the connecting seat, and the push block is connected with the connecting rod; the push block is provided with an inclined stirring part, the stirring part is used for extending into the stirring groove to push the sliding block to slide, one end of the limiting ejector rod is connected with the sliding block, and the other end of the limiting ejector rod is provided with a rotating sleeve used for limiting a to-be-printed rotating body on one side of the limiting block.

8. The rotary printing unit according to claim 4, wherein: the net frame comprises an installation plate, a rotating plate and two installation supporting rods; the mounting plate is connected with the movable seat; one end of the rotating plate is rotatably arranged at the top of the mounting plate; the two mounting support rods are respectively and fixedly connected with the other end of the rotating plate and are oppositely arranged; the silk screen plate is arranged on the two mounting support rods.

9. The rotary printing unit according to claim 2, wherein: the scraper means includes mount pad, bracing piece, turning block, brush head and balancing piece, the mount pad install in support on the riser, the bracing piece span in circulation conveyor top, turning block fixed mounting in the one end of bracing piece, just the turning block with the mount pad rotates to be connected, the other end of bracing piece with balancing piece fixed connection, brush head slidable mounting in on the bracing piece, just brush overhead fixed screw hole that is provided with, brush head be located the balancing piece with between the mount pad.

10. The rotary printing unit according to claim 9, wherein: the brush head comprises a lifting cylinder, an installation block and a scraper, wherein the lifting cylinder is slidably installed on the support rod, the installation block is fixedly installed at the moving end of the bottom of the lifting cylinder, the scraper is fixedly installed at the bottom of the installation block, and the scraper extends into the screen frame and is used for scraping printing ink in the screen frame.

Technical Field

The invention belongs to the technical field of printing devices, and particularly relates to a revolving body printing device.

Background

The medicinal glass bottle has the characteristics of being clean and transparent, easy to disinfect, corrosion-resistant, high-temperature-resistant, good in sealing performance and the like, is the first choice package of common infusion solutions, antibiotics, common powder, freeze-drying, vaccines, blood and biological agents at present, and is mostly packaged by adopting medicinal glass, namely a controlled white and brown oral liquid bottle and a molded brown medicinal glass bottle. The glass bottle needs to print the typeface on the bottle after manufacturing the shaping, this just needs to accomplish this process through printing device, and printing device among the prior art carries out pattern or typeface printing to the surface of glass bottle through operating the glass bottle, need grab the glass bottle of medicine and print the station and place back on the conveyor after printing, obtain the glass bottle that has different patterns or typeface, and adopt printing device among the prior art to print the glass bottle of medicine and have the lower technical problem of printing efficiency.

Disclosure of Invention

The invention aims to provide a revolving body printing device, and aims to solve the technical problem that the revolving body printing device in the prior art is low in printing efficiency.

In order to achieve the above object, an embodiment of the present invention provides a rotary printing device, including a frame, a squeegee device, a screen frame, a driving mechanism, and a rotation supporting mechanism; the machine frame is provided with a supporting vertical plate, the driving mechanism is arranged on the machine frame and connected with the screen frame and used for driving the screen frame to perform reciprocating translation; the scraper plate device is arranged on the supporting vertical plate, and a scraper plate of the scraper plate device extends into the screen frame and is used for scraping ink in the screen frame; the rotary supporting mechanism comprises a lifting piece and two groups of supporting wheels which are arranged on the lifting piece in an opposite mode, the lifting piece is arranged on the rack, and the two supporting wheels form a positioning supporting position for radially positioning a revolving body to be printed; the lifting piece is used for driving the supporting wheel to lift the to-be-printed revolving body upwards to the bottom of the screen frame, and the screen frame translates to drive the to-be-printed revolving body to rotate.

Preferably, be provided with circulating conveyor in the frame, circulating conveyor is including the circulating transport face, be provided with a plurality of setting elements on the circulating transport face, each setting element is including setting up relatively two backup pads on the circulating transport face, two be formed with between the backup pad and supply the clearance position that the lift passes, each at least one of setting element be provided with the constant head tank in the backup pad for wait to print solid of revolution radial positioning.

Preferably, the circulating conveying device comprises two chain conveying mechanisms arranged in parallel, and the two supporting plates of each set of positioning pieces are respectively arranged on the chain conveying mechanisms in a pairwise corresponding manner.

Preferably, the driving mechanism comprises a motor, a supporting seat, a rotating shaft, an eccentric connecting piece, a guide rail, a moving seat and a connecting piece; the motor and the supporting seat are arranged on the rack, the rotating shaft rotatably penetrates through the supporting seat, one end of the rotating shaft is connected with a main shaft of the motor, the other end of the rotating shaft is connected with the eccentric connecting piece, and the eccentric connecting piece is provided with an eccentric part eccentrically arranged with the rotating shaft; the guide rail is arranged on the supporting vertical plate, and the moving seat is connected with the guide rail in a sliding manner; one end of the connecting piece is rotationally connected with the eccentric part, and the other end of the connecting piece is rotationally connected with the movable seat; the screen frame is fixedly connected to the movable seat.

Preferably, the eccentric connecting piece comprises a connecting piece main body, an adjusting block and a screw rod; the connecting piece main part is connected the pivot, the regulating block is connected with the connecting piece main part with sliding, the screw rod is connected the regulating block is used for fixing the regulating block is in on the regulating piece body.

Preferably, the lifting piece comprises a guide seat, a push rod, a guide shaft, a connecting rod, a cam shaft and a chain transmission mechanism; the lower end of the supporting vertical plate extends into the rack; the guide seat is arranged on one side of the lower end of the supporting vertical plate; the push rod and the guide shaft are vertically and slidably connected with the guide seat, and the connecting rod is connected with the upper ends of the push rod and the guide shaft; the connecting rod is provided with an installation boss extending upwards, and the supporting wheel is arranged on the installation boss; the lower end of the push rod is provided with a butting part; the cam shaft penetrates through the lower end of the supporting vertical plate in a rotating mode, and a cam in contact with the abutting portion is arranged at the end portion of the cam shaft; the chain transmission mechanism is connected with the camshaft and the rotating shaft.

Preferably, the rotary supporting mechanism further comprises a limiting ejector rod, a connecting seat, a limiting block, a sliding block and a pushing block; the connecting seat and the limiting block are oppositely arranged on two sides of the circulating conveying device, the sliding block is connected to the connecting seat in a sliding mode, and a shifting groove is formed in the sliding block; one end of the connecting rod extends to the bottom end of the connecting seat, and the push block is connected with the connecting rod; the push block is provided with an inclined stirring part, the stirring part is used for extending into the stirring groove to push the sliding block to slide, one end of the limiting ejector rod is connected with the sliding block, and the other end of the limiting ejector rod is provided with a rotating sleeve used for limiting a to-be-printed rotating body on one side of the limiting block.

Preferably, the net frame comprises a mounting plate, a rotating plate and two mounting support rods; the mounting plate is connected with the movable seat; one end of the rotating plate is rotatably arranged at the top of the mounting plate; the two mounting support rods are respectively and fixedly connected with the other end of the rotating plate and are oppositely arranged; the silk screen plate is arranged on the two mounting support rods.

Preferably, scraper means includes mount pad, bracing piece, turning block, brush head and balancing piece, the mount pad install in support on the riser, the bracing piece span in the endless conveyor top, turning block fixed mounting in the one end of bracing piece, just the turning block with the mount pad rotates to be connected, the other end of bracing piece with balancing piece fixed connection, brush head slidable mounting in on the bracing piece, just it is provided with the fixed screw hole to brush overhead, brush head be located the balancing piece with between the mount pad.

Preferably, the brush head includes lift cylinder, installation piece and scraper blade, lift cylinder slidable mounting in on the bracing piece, installation piece fixed mounting in the removal of lift cylinder bottom is served, scraper blade fixed mounting in the bottom of installation piece, just the scraper blade stretches into in the screen frame, be used for scraping the printing ink in the screen frame.

One or more technical solutions in the revolving body printing device provided by the embodiment of the present invention have at least one of the following technical effects:

the revolved body printing device is formed by assembling a frame, a scraper device, a screen frame, a driving mechanism and a rotary supporting mechanism, when in assembly, a supporting vertical plate is arranged on the frame firstly, the driving mechanism is arranged on the frame, the screen frame is connected with the driving mechanism, the driving mechanism drives the screen frame to do reciprocating motion, a lifting piece of the rotary supporting mechanism is fixedly arranged on the frame, two groups of supporting wheels which are oppositely arranged are assembled on the lifting piece, the two groups of supporting wheels are arranged in an adjustable way, a positioning supporting position which is used for supporting the revolved body to be printed in a corresponding model is formed between the two groups of supporting wheels and is used for radially positioning the revolved body to be printed, the two groups of supporting wheels are positioned below the screen frame, the lifting piece drives the supporting wheels to be lifted upwards to move to the bottom of the screen frame for screen printing, and the scraper device is fixedly arranged on the side surface of the supporting vertical plate, the scraper blade device is located the top of screen frame, and during scraper blade device stretched into the screen frame, the bottom of scraper blade device and the supporting wheel lifting wait to print the solid of revolution and keep apart the relative setting of screen frame, and the reciprocating motion through the screen frame drives and waits to print the solid of revolution and rotate, and scraper blade device scrapes the printing ink in the screen frame and accomplishes the printing on waiting to print the solid of revolution, through the aforesaid setting, realizes treating the quick printing of the solid of revolution of printing, improves printing efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is an effect view of a rotary printing apparatus according to an embodiment of the present invention.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is a partially enlarged view of B in fig. 1.

Fig. 4 is an effect diagram of a squeegee device, a screen frame, and a rotation support mechanism of a rotary printing device according to an embodiment of the present invention.

Fig. 5 is an effect diagram of a squeegee device of a rotary printing apparatus according to an embodiment of the present invention.

Fig. 6 is an effect diagram of a revolver printing apparatus according to a second embodiment of the present invention.

Fig. 7 is an effect diagram of a driving mechanism of a rotary printing device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-frame 11-supporting vertical plate 12-circulating conveying device

20-scraper device 21-mounting seat 22-supporting rod

23-turning block 24-brush head 25-balance block

30-net frame 31-mounting plate 32-rotating plate

33-mounting support rod 40-driving mechanism 41-motor

42-supporting seat 43-rotating shaft 44-eccentric connecting piece

45-guide rail 46-moving seat 47-connecting piece

50-rotary supporting mechanism 51-lifting piece 52-mounting boss

121-support plate 122-positioning groove 211-fixing knob

241-lifting cylinder 242-mounting block 243-scraper

511-guide seat 512-push rod 513-guide shaft

514-connecting rod 515-camshaft 516-chain drive mechanism

5141-limiting ejector rod 5142-connecting seat 5143-limiting block

5144 sliding block 5145 pushing block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in fig. 1-7, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 and 4 to 7, there is provided a rotary printing apparatus including a frame 10, a squeegee device 20, a screen frame 30, a driving mechanism 40, and a rotation support mechanism 50; the driving mechanism 40 is arranged on the rack 10, the driving mechanism 40 is connected with the screen frame 30, the driving device is fixedly arranged on the rack 10, and drives the screen frame 30 to move so as to drive the screen frame 30 to move in a reciprocating manner, the output end of the driving mechanism 40 is connected with the screen frame 30, and the screen frame 30 is driven by the output end to move in a reciprocating manner, so that the screen frame 30 is positioned on one side of the supporting vertical plate 11; a supporting vertical plate 11 is arranged on the rack 10, the supporting vertical plate 11 is vertically arranged to provide a vertical mounting position, the scraper device 20 is arranged on the supporting vertical plate 11, the scraper device 20 is arranged on the side surface of the supporting vertical plate 11 to realize vertical assembly, the scraper device 20 is arranged above the screen frame 30, and the scraper device 20 extends into the screen frame 30 to scrape ink in the screen frame 30; the rotary supporting mechanism 50 comprises a lifting piece 51 and two groups of supporting wheels arranged oppositely on the lifting piece 51, the lifting piece 51 is arranged on the rack 10, and part of the lifting piece 51 is located in the rack 10 and is fixedly connected with the supporting vertical plates 11, so that the lifting piece 51 is more stably installed, and the screen frame 30 is translated to drive the to-be-printed revolving body to rotate.

The two supporting wheels form a positioning supporting position for radially positioning the revolving body to be printed, the distance between the positioning supporting parts can be adjusted, and the two groups of supporting wheels are respectively and fixedly arranged at the top of the lifting part 51 and are used for adapting to revolving bodies to be printed with different lengths and expanding the model of the revolving body to be printed; the lifting piece 51 is used for driving the supporting wheel to lift upwards to treat the printing revolving body to the bottom of the screen frame 30, the revolving body to be printed is rotated through the reciprocating movement of the screen frame 30 to complete printing, then the lifting piece 51 descends to withdraw the supporting wheel, the revolving body to be printed descends to be away from the screen frame 30, the revolving body to be printed is taken out, the new revolving body to be printed is placed for repeated operation, a new round of screen printing is performed, multiple groups can be arranged on the scraper device 20, the screen frame 30, the driving mechanism 40 and the rotary supporting mechanism 50, and the power of the multiple groups of scraper devices 20, the screen frame 30, the driving mechanism 40 and the rotary supporting mechanism 50 is connected through two driving odd-even strands to realize power driving.

The revolving body printing device is formed by assembling a frame 10, a scraper device 20, a screen frame 30, a driving mechanism 40 and a rotary supporting mechanism 50, when the revolving body printing device is assembled, a supporting vertical plate 11 is arranged on the frame 10, the driving mechanism 40 is arranged on the frame 10, the screen frame 30 is connected with the driving mechanism 40, the driving mechanism 40 drives the screen frame 30 to reciprocate, a lifting piece 51 of the rotary supporting mechanism 50 is fixedly arranged on the frame 10, two groups of supporting revolving body wheels which are oppositely arranged are assembled on the lifting piece 51 and can be adjusted, a positioning supporting position for supporting a corresponding model of revolving body to be printed is formed between the two groups of supporting wheels and is used for radially positioning the revolving body to be printed, the two groups of supporting wheels are positioned below the screen frame 30, the lifting piece 51 drives the supporting wheels to lift upwards and move to the bottom of the screen frame 30 for screen printing, scraper means 20 fixed mounting is in the side of supporting riser 11, scraper means 20 is located the top of screen frame 30, and scraper means 20 stretches into in the screen frame 30, the bottom of scraper means 20 and the supporting wheel lifting come treat that the printing solid of revolution separates the relative setting of screen frame 30, the reciprocating motion through screen frame 30 drives and treats the printing solid of revolution and rotate, scraper means 20 scrapes the printing ink in the screen frame 30 to accomplish the printing on treating the printing solid of revolution, through the aforesaid setting, realize treating the quick printing of the printing solid of revolution, improve printing efficiency.

In another embodiment of the present invention, as shown in fig. 1-2, a circulating conveyor 12 is disposed on the frame 10, a conveying step sensor is disposed on the circulating conveyor 12, the moving frequency of the circulating conveyor 12 is controlled by the conveying step sensor, and the conveying speed of the revolving bodies to be printed on the circulating conveyor 12 is controlled, the circulating conveyor 12 includes a circulating conveying surface, the circulating conveying surface is disposed for placing the revolving bodies to be printed, a plurality of positioning members are disposed on the circulating conveying surface, the positioning members divide the circulating conveying surface into a plurality of sections, so that the position section of the revolving bodies to be printed on the circulating conveying surface is determined, the position of the revolving bodies to be printed is prevented from moving, and the printing effect is prevented from being affected, each positioning member includes two supporting plates 121 disposed on the circulating conveying surface, the two support plates 121 are used for supporting the positions of the two ends of the revolving body to be printed, and the revolving body to be printed is placed on the two support plates 121 for stable conveying.

Two be formed with the confession between the backup pad 121 the clearance position that the lift 51 passed, each at least one of setting element be provided with constant head tank 122 in the backup pad 121 for treat the printing solid of revolution radial positioning, the one end of the printing solid of revolution is treated in a constant head tank 122 location, and the other end is placed on another backup pad 121, can realize placing through the location of one end, prevent to remove, and all set up constant head tank 122 above two backup pads 121 and can carry out the position by the more effectual both ends of treating the printing solid of revolution and prescribe a limit to, the in-process of transport is more steady, the realization of radial positioning prevents to treat the printing solid of revolution and rolls.

In another embodiment of the present invention, as shown in fig. 1 to 2, the circulating conveyor 12 includes two chain conveying mechanisms arranged in parallel, and two chain conveying mechanisms arranged in parallel, between which a circulating conveying surface is formed for placing the revolving bodies to be printed, two supporting plates 121 of each set of positioning elements are respectively arranged on the chain conveying mechanisms in pairs, and the supporting plates 121 on the two chain conveying mechanisms position one end of the revolving bodies to be printed through positioning grooves 122 arranged thereon.

In another embodiment of the present invention, as shown in fig. 1 and fig. 6 to 7, the driving mechanism 40 includes a motor 41, a supporting seat 42, a rotating shaft 43, an eccentric connecting member 44, a guide rail 45, a moving seat 46 and a connecting member 47; the motor 41 and the supporting seat 42 are arranged on the rack 10, the rotating shaft 43 rotatably penetrates through the supporting seat 42, one end of the rotating shaft 43 is connected with a main shaft of the motor 41, the motor 41 drives the rotating shaft 43 to rotate, the other end of the rotating shaft is connected with the eccentric connecting piece 44, the power of the motor 41 is transmitted to the eccentric connecting piece 44 through the rotating shaft 43, so that the operation of the eccentric connecting piece 44 is realized, an eccentric part eccentrically arranged with the rotating shaft 43 is arranged on the eccentric connecting piece 44, and the rotation of the rotating shaft 43 drives the lower eccentric part to realize position movement; the guide rail 45 is arranged on the supporting vertical plate 11, the guide rail 45 is fixedly arranged on the supporting vertical plate 11 to fix the moving track of the moving seat 46, and the moving seat 46 is connected with the guide rail 45 in a sliding manner; the movable seat 46 is slidably mounted on the guide rail 45 to limit the maximum sliding stroke of the movable seat 46, one end of the connecting piece 47 is rotatably connected with the eccentric part, the other end of the connecting piece 47 is rotatably connected with the movable seat 46, the connecting piece 47 and the end rotatably connected with the eccentric part realize up-down movement, and the other end of the connecting piece 47 is pulled to reciprocate on the guide rail 45 by up-down movement of one end; the screen frame 30 is fixedly connected to the movable base 46, and the screen frame 30 reciprocates along the guide rail 45 along with the movable base 46.

Further, a clearance hole is formed in the supporting vertical plate 11, the guide rail 45 is fixedly mounted on the supporting vertical plate 11, the guide rail 45 spans over the clearance hole, the reciprocating section of the moving seat 46 is located in the clearance hole, and the moving seat 46 penetrates through the clearance hole to be connected with the screen frame 30, so that the screen frame 30 is driven to reciprocate in the clearance hole.

In another embodiment of the present invention, as shown in fig. 1 and fig. 6 to 7, the eccentric connecting member 44 includes a connecting member 47, an adjusting block and a screw, wherein the adjusting block is used for adjusting the length of the reciprocating interval of the moving seat 46; the connecting piece 47 main part is connected pivot 43, the regulating block is connected with sliding connecting piece 47 main part sets up the slide rail in connecting piece 47 main part, and regulating block slidable mounting makes the regulating block slide along the orbit of slide rail on the slide rail, the screw rod is connected the regulating block is used for fixing the regulating block is in on the regulating piece body, be provided with the screw thread above the screw rod, be provided with the screw hole that runs through the regulating block body above the regulating block, through the cooperation between screw thread and the screw hole between screw rod and the regulating block, accomplish the screw rod and wear to locate on the regulating block, change the position of regulating block above the screw rod through rotating the screw rod.

The upper surface of the connecting piece 47 main body is provided with an installation through hole, the slide rail is arranged on the inner wall of the installation through hole, the adjusting block is slidably arranged in the installation through hole through the slide rail on the inner wall, the upper surface of the connecting piece 47 main body is provided with an adjusting hole communicated with the installation through hole, the screw rod is rotatably connected with the adjusting hole, and the screw rod part penetrating through the adjusting hole is in threaded connection with the adjusting block.

In another embodiment of the present invention, as shown in fig. 1 and 4 to 6, the lifting member 51 comprises a guide base 511, a push rod 512, a guide shaft 513, a connecting rod 514, a cam shaft 515 and a chain transmission 516; the lower end of the supporting vertical plate 11 extends into the rack 10, and the extended lower end of the supporting vertical plate 11 is used for providing an installation position, so that the requirement of an installation space above the rack 10 is reduced, and the arrangement of each device is facilitated; the guide seat 511 is arranged on one side of the lower end of the supporting vertical plate 11; the push rod 512 and the guide shaft 513 are vertically connected with the guide seat 511 in a sliding manner, the push rod 512 penetrates through the guide seat 511 to be installed, one end of the guide shaft 513 extends out of the top of the guide seat 511, the connecting rod 514 is connected with the upper ends of the push rod 512 and the guide shaft 513, the connecting rod 514 is driven by the push rod 512 to move up and down, on one hand, the guide shaft 513 plays a role in guiding the connecting rod 514 to move up and down, on the other hand, the center of the connecting rod 514 is moved backwards, so that the connecting position between the connecting rod 514 and the push rod 512 is not easy to damage; the connecting rod 514 is provided with an upward extending mounting boss 52, the supporting wheel is arranged on the mounting boss 52, and the supporting wheel is rotatably mounted at the top of the mounting boss 52; the lower end of the push rod 512 is provided with a butting part, and the side surface of the butting part is rotatably provided with a bearing; the camshaft 515 penetrates through the lower end of the supporting vertical plate 11 in a rotating manner, a cam in contact with the abutting part is arranged at the end part of the camshaft 515, the cam and the bearing are abutted with each other, the cam is positioned below the bearing, the bearing is jacked and returned through the rotation of the cam, the push rod 512 moves up and down along with the bearing so as to push the connecting rod 514 to move up and down, and the connecting rod 514 drives the mounting boss 52 to push the supporting wheel to move up and down so as to finish the up and down movement of the revolving body to be printed; the chain transmission mechanism 516 is connected with the cam shaft 515 and the rotating shaft 43, the rotating shaft 43 drives the cam shaft 515 to rotate through the chain transmission mechanism 516, synchronous control over the screen frame 30 and the rotary supporting mechanism 50 is achieved through a movable power source, and the structure is simpler and is convenient to adjust.

Further, the cam can be arranged above the bearing, a return spring is arranged in the guide seat 511, the push rod 512 penetrates through the return spring and is in sliding connection with the guide seat 511, when the return spring is in an initial state, the top of the push rod 512 is located at the highest position, the cam rotates to push the bearing to move downwards, the push rod 512 is driven to descend, when the cam rotates to the other side, the push rod 512 returns to move upwards under the action of the return spring, and the up-and-down movement control of the push rod 512 is achieved by repeating the operation.

In another embodiment of the present invention, as shown in fig. 1, fig. 4 and fig. 6, the rotary supporting mechanism 50 further includes a limiting push rod 5141, a connecting seat 5142, a limiting block 5143, a sliding block 5144 and a push block 5145, wherein the limiting push rod 5141 is transversely arranged; the connecting seat 5142 and the limiting block 5143 are oppositely arranged on two sides of the circulating conveying device 12, the connecting seat 5142 is fixedly installed on the side surface of the circulating conveying device 12, the limiting block 5143 is fixedly installed at the edge position of the top of the circulating conveying device 12 and is used for being matched with the limiting ejector rod 5141 to prevent the revolving body to be printed from falling off, the sliding block 5144 is connected to the connecting seat 5142 in a sliding manner, the sliding block 5144 is connected in a sliding manner along the conveying direction perpendicular to the circulating conveying device 12, a shifting groove is arranged on the sliding block 5144, and a through hole is also formed in the connecting seat 5142; one end of the connecting rod 514 extends to the bottom end of the connecting seat 5142, the push block 5145 is connected with the connecting rod 514, and the connecting rod 514 drives the push block 5145 to move up and down; the pushing block 5145 is provided with an inclined shifting part which is arranged in an inclined way from bottom to top in the direction away from the circulating conveying device 12, the toggle part is used for penetrating through a through hole on the connecting seat 5142 and extending into the toggle groove to push the sliding block 5144 to slide, when the dial moves upward to face the endless conveyor 12 pushing the slider 5144 to move closer to the endless conveyor 12, when the toggle portion moves down its side facing away from the endless conveyor 12 pushes the slider 5144 away from the endless conveyor 12, one end of the limiting ejector rod 5141 is connected with the sliding block 5144, the sliding block 5144 pushes the limiting ejector rod 5141 to move, the other end of the limiting ejector rod 5141 is provided with a rotating sleeve, the rotating sleeve can rotate after the contact of the to-be-printed revolving bodies, friction between the rotating and contact surfaces after the contact of the to-be-printed revolving bodies is reduced, and the limiting block 5143 is used for limiting the to-be-printed revolving bodies.

In another embodiment of the present invention, as shown in fig. 1, fig. 4 and fig. 6 to 7, the screen frame 30 includes a mounting plate 31, a rotating plate 32 and two mounting support rods 33, the rotating plate 32 is rotatably connected to the mounting plate 31, so that an included angle between the rotating plate 32 and the mounting plate 31 can be changed between 180 ° and 90 °, and the rotating plate 32 is conveniently rotated to maintain the equipment; the mounting plate 31 is connected with the movable base 46; one end of the rotating plate 32 is rotatably mounted on the top of the mounting plate 31; the angle of the mounting plate 31 is positioned, the rotating plate 32 rotates and adjusts with the mounting plate 31 as a fixed point, the two mounting support rods 33 are respectively fixedly connected with the other end of the rotating plate 32, the two mounting support rods 33 are oppositely arranged, one rotating plate 32 of the two mounting support rods 33 is a carrier and rotates and adjusts along with the rotating plate 32, and the bodies of the two mounting support rods 33 are in a right-angle folded plate shape; the silk screen plate is arranged on the two mounting support rods 33, is arranged on two opposite right angles and is fixedly mounted through fixing clamps arranged on the two mounting support rods 33.

In another embodiment of the present invention, as shown in fig. 1 and fig. 4 to 6, the scraper device 20 includes a mounting base 21, a supporting rod 22, a rotating block 23, a brush head 24 and a balance block 25, the mounting base 21 is provided with a bottom plate, the bottom plate is parallel to the top of the machine platform, a limiting hole is provided on the bottom plate, the mounting base 21 is mounted on the supporting upright 11, the supporting rod 22 spans over the circulating conveying device 12, the rotating block 23 is fixedly mounted at one end of the supporting rod 22, the rotating block 23 is rotatably connected with the mounting base 21, a limiting strip is rotatably mounted on the rotating block 23, a free end of the limiting strip is provided with a clamping groove, the clamping groove can be clamped at an inner side edge of the limiting hole of the bottom plate after the rotating block 23 rotates, the rotating block 23 is rotatably mounted on the mounting base 21, and is clamped with the limiting hole by the limiting strip, the rotating block 23 is rotated to a certain angle to fix the angle, conveniently carry out silk screen printing plate assembly and change or printing ink interpolation, the other end of bracing piece 22 with balancing piece 25 fixed connection utilizes balancing piece 25's pressure effect, and brush head 24 rebound influences the printing effect when preventing to print, brush head 24 slidable mounting in on the bracing piece 22, just be provided with fixed screw hole on the brush head 24, brush head 24 is located balancing piece 25 with between the mount pad 21, brush head 24 carries out position control on bracing piece 22, corresponds the below and treats the position of the printing solid of revolution, carries out the rigidity in the set screw hole through set screw locking, and the accurate printing of going on the solid of revolution all is provided with fixed knob 211 in the both sides that lie in turning block 23 on mount pad 21, will fix through twisting the knob.

In another embodiment of the present invention, as shown in fig. 1 and fig. 4 to 6, the brush head 24 includes a lifting cylinder 241, an installation block 242, and a scraper 243, the lifting cylinder 241 realizes the separation and the proceeding of the working state of the brush head 24, the lifting cylinder 241 is slidably installed on the support rod 22, the installation block 242 is fixedly installed on the moving end of the bottom of the lifting cylinder 241, the scraper 243 is fixedly installed at the bottom of the installation block 242, a concave installation groove is arranged at the bottom of the installation block 242, the installation block 242 is slidably connected with two side surfaces of the lifting cylinder 241, so that the installation block 242 is more stable in the process of moving up and down, the scraper 243 is prevented from shaking due to unstable moving up and down, and thus the excessive ink on the scraper 243 drops out of the working area, the scraper 243 is fixedly installed in the concave installation groove, the lifting cylinder 241 drives the installation block 242 to move up and down, and then the scraper 243 is driven to move up and down, the scraper 243 extends into the screen frame 30, and the scraper 243 extends into the screen frame 30, so that a certain force can be applied to the silk screen printing plate, the printing quality is improved, and the scraper is used for scraping ink in the screen frame 30.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.