CN215551787U

CN215551787U - Positioner for silk screen printing

Info

Publication number: CN215551787U
Application number: CN202121288699.8U
Authority: CN
Inventors: 励佩燕
Original assignee: Ningbo Xinxin Glass Technology Co ltd
Current assignee: Ningbo Xinxin Glass Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-01-18
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a positioning device for silk screen printing, which comprises an outer frame and a screen plate, wherein two groups of leveling shafts are arranged at the bottom of the outer frame, a leveling sleeve is sleeved between the two groups of leveling shafts, two ends of the leveling sleeve are respectively provided with a limiting sleeve, the bottom of the limiting sleeve is fixedly connected with a clamping block, at least two groups of rotating shafts which are connected with the limiting sleeves and can adjust the distance between the limiting sleeves are arranged between the two groups of limiting sleeves, the outer frame is connected with a limiting frame which is used for keeping synchronous movement with a scraper blade in a sliding way, a transmission part which is used for driving the leveling shafts to rotate through the movement of the limiting frame is arranged between the two ends of the limiting frame and the end part of the leveling shaft, the positioning device for silk screen printing can enable a printing stock to move and also rotate while the limiting frame moves along with the scraper blade under the action of the leveling shaft and the transmission part, so that the printing stock positioned in the upper area of the leveling sleeve can be relatively static with the scraper blade, and the local curve is straight, so that the better positioning silk-screen printing is facilitated.

Description

Positioner for silk screen printing

Technical Field

The utility model relates to the technical field of silk screen printing, in particular to a positioning device for silk screen printing.

Background

Screen printing is one of the main printing methods in stencil printing and is known as the four-large printing method along with offset printing, embossing and gravure printing. The basic principle is that the printing is carried out by using the basic principle that the holes of the image-text part of the screen printing plate are ink-permeable and the holes of the non-image-text part are ink-impermeable. The screen printing table is generally needed during screen printing, in the existing manual screen printing technology, a printing stock is placed on the screen printing table, when the printing stock needs to be subjected to screen printing, a screen plate is fixed above the printing stock and is aligned with the printing stock in a positioning mode, ink is poured into one end of the screen plate, a scraper plate is used for applying certain pressure to an ink position on the screen plate, meanwhile, the scraper plate moves towards the other end of the screen printing plate at a constant speed, and the ink is extruded onto the printing stock from meshes of an image-text part by the scraper plate during moving.

However, the multicolor screen printing machine for the plane products cannot be applied to the printing of the curved surface products, and the positioning overprinting mode of printing by sticking and fixing the printing stock on the conveying belt or other positioning overprinting modes such as negative pressure adsorption and the like cannot be sufficient for the positioning overprinting of the curved surface products during the plane screen printing. If a plastic packaging hose is printed, the printing area of the picture and the text is the whole circumferential surface of the hose, and the printing operation is realized, the printed hose cannot be kept static like a plane printing stock. Therefore, a positioning device for silk screen printing is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning device for silk-screen printing, which is convenient for positioning a curved surface printing stock, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a positioner for silk screen printing, includes frame and otter board, the frame bottom is provided with two sets of shakeout axles, and is two sets of it has cup jointed the smoothing cover to spread between the axle, the both ends of smoothing cover all are equipped with the stop collar with shakeout axle sliding connection, the bottom fixedly connected with of stop collar is used for the I-shaped grip block of centre gripping, and is two sets of still be provided with at least two sets ofly between the stop collar rather than being connected and the pivot of adjustable interval, sliding connection has the spacing frame that is used for keeping with scraper blade synchronous movement on the frame, be provided with the removal that is used for through spacing frame between the both ends of spacing frame and the tip of shakeout axle and order about shakeout axle pivoted driving medium.

Preferably, the driving medium includes the mounting panel, the mounting panel rotates and is connected with two sets of its one end cross-section and is the non-circular shape installation pole, the first gear of fixedly connected with on the installation pole, the tip of stand out the axle set up with the draw-in groove of installation pole tip shape looks adaptation, it is connected with two sets of intermeshing's second gear still to rotate on the mounting panel, and one of them is a set of the second gear is connected with two sets of first gear engagement respectively, the both sides fixedly connected with of frame and another set of second gear engagement's rack of being connected, still fixedly connected with and spacing frame end connection's connecting plate on the mounting panel, the driving medium makes scraper blade and floating cover produce short-lived relative standstill, makes its better carry out the silk screen printing.

Preferably, any one of the two sets of mounting plates is fixedly mounted with the leveling shaft and the end part of the limiting frame through the mounting rod and the connecting plate, and the printing stock can be conveniently mounted on the leveling sleeve only by moving one set of transmission parts.

Preferably, both ends of the limiting frame are rotatably connected with connecting blocks in limiting connection with the connecting plates, and the contact surface of the limiting frame and the outer frame is an arc surface, so that the angle of the limiting frame can be adjusted, and the scraper can move better.

Preferably, the inner surface of the leveling sleeve is provided with a plurality of sawtooth strips which are parallel to the axial direction of the leveling shaft, and the leveling shaft and the leveling sleeve are provided with sawtooth strips corresponding to each other and are matched with each other, so that the sawtooth strips can not slide relative to the leveling shaft, and the stability is better.

Preferably, be provided with in the floating cover and be used for supporting the top and shakeout and with shakeout axle sliding connection's supporting shoe to floating cover between two shakeout axles can not unsettled, better carry out the silk screen printing.

Preferably, the sawtooth strips in the troweling sleeve are arranged at two ends of the inner surface of the troweling sleeve, and the supporting block is positioned in the middle of the sawtooth strips at the two ends, so that the sawtooth strips cannot interfere with the supporting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the leveling shaft and the leveling sleeve are arranged at the bottom of the outer frame, and the leveling sleeve can move and rotate the printing stock while the limiting frame moves along with the scraper under the action of the leveling shaft and the transmission part, so that the printing stock positioned in the upper area of the leveling sleeve can be static relative to the scraper and is locally bent to be straight, thereby facilitating better positioning and screen printing;

2. the sawtooth strips and the supporting blocks are arranged in the trowelling sleeve, so that the printing stock can be better supported, and the suspension phenomenon cannot occur, so that the screen printing effect is not influenced;

3. the position adjustment can be carried out to the pivot, the silk screen printing of the stock of different hoses class that can be better be applicable to.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting and dismounting structure of the transmission member;

FIG. 3 is a schematic view of the overall structure of the transmission member;

fig. 4 is a schematic view of the support block mounting position.

In the figure: 1-an outer frame; 2-screen plate; 3-flattening the shaft; 4-leveling sleeve; 5-a limiting sleeve; 6-a clamping block; 7-a rotating shaft; 8-a limit frame; 9-a transmission member; 10-mounting a plate; 11-mounting a rod; 12-a first gear; 13-a card slot; 14-a second gear; 15-a rack; 16-a connecting plate; 17-connecting blocks; 18-support block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: a positioning device for silk screen printing comprises an outer frame 1 and a screen plate 2, wherein two groups of flattening shafts 3 are arranged at the bottom of the outer frame 1, a flattening sleeve 4 is sleeved between the two groups of flattening shafts 3, two ends of the flattening sleeve 4 are respectively provided with a limiting sleeve 5 which is in sliding connection with the flattening shafts 3, the bottom of the limiting sleeve 5 is fixedly connected with an I-shaped clamping block 6 which is used for clamping, the clamping block 6 is used for being connected with a clamping piece which can move up and down so as to move the whole up and down and install printing stocks, at least two groups of rotating shafts 7 which are connected with the limiting sleeves 5 and can adjust the space are arranged between the two groups of limiting sleeves 5, the rotating shafts 7 are mainly used for installing different printing stocks, because the diameters of hoses with different curved surfaces are different, the rotating shafts 7 are used for strutting, pressure sensors can be arranged on the rotating shafts 7, when the pressure reaches a preset value, namely the printing stocks are propped to a proper state, better carry out the silk screen printing, withstand the position that current modes such as slide bar were adjusted through lead screw and thread bush or bolt side between the both ends of pivot 7 and the stop collar, sliding connection has the spacing frame 8 that is used for keeping with scraper blade synchronous motion on the frame 1, be provided with between the both ends of spacing frame 8 and the tip of shakeout axle 3 and be used for ordering about shakeout axle 3 pivoted driving medium 9 through the removal of spacing frame 8.

The transmission part 9 comprises a mounting plate 10, the mounting plate 10 is rotatably connected with two groups of mounting rods 11 with one end section being non-circular, the non-circular shape is convenient for driving the leveling shafts 3 to rotate together, the mounting rods 11 are fixedly connected with first gears 12, the end parts of the leveling shafts 3 are provided with clamping grooves 13 matched with the end parts of the mounting rods 11 in shape, the mounting plates are convenient to mount in an inserting mode, the mounting plate 10 is further rotatably connected with two groups of second gears 14 which are meshed with each other, one group of the second gears 14 are respectively meshed with the two groups of the first gears 12, two sides of the outer frame 1 are fixedly connected with racks 15 which are meshed with the other group of the second gears 14, the two groups of the second gears 15 are mainly used for transmitting and controlling the rotating direction of the leveling shafts, so that the linear velocity of the printing stock between the two leveling shafts is the same as the linear velocity of the scraper, still fixedly connected with on the mounting panel 10 and spacing frame 8 end connection's connecting plate 16, the mode and the effect of connecting plate 16 and installation pole 11 are all the same, are convenient for connect.

Two sets of in the mounting panel 10 arbitrary a set of through installation pole 11 and connecting plate 16 respectively with

shakeout axle

3 and 8 end fixed mounting of spacing frame, because the installation stock only need one end unpack apart can, consequently one end can be fixed connection completely, need not unpack apart, mounting panel 10 is connected with moving mechanism, carries out the space removal promptly.

The internal surface of smoothing cover 4 is equipped with a plurality of sawtooth strips 15 with shakeout 3 axial parallels of axle, and shakeout axle 3 with smooth cover 4 on be provided with the corresponding position of sawtooth strip 15 rather than the looks adaptation setting, because there is shakeout axle 3 and smooth cover 4 the possibility of taking place to skid, then cause the disconnection of silk screen printing or overlap easily, influence holistic silk screen printing effect.

Initially, one of the movable mounting plates 10 is pulled open along the axial direction of the flattening shaft 3 through the moving mechanism, the printing stock is sleeved on the mounting plate 10, the mounting plate 10 returns to the original position, the position of the rotating shaft 7 is adjusted to enable the printing stock to reach the optimal spreading state, the scraper blade is inserted into the limiting frame 8 and starts to move, when the scraper blade moves, the second gear 14 rotates under the action of the rack 15, the other second gear 14 changes the transmission direction to enable the two first gears 12 to rotate, the flattening shaft 3 is driven, the flattening sleeve 4 drives the printing stock to rotate, the printing stock silk-screen position and the scraper blade are enabled to keep in a relative state, and better silk-screen printing is achieved.

Example two

Referring to fig. 3 to describe the second embodiment, this embodiment is a further description of the first embodiment, both ends of the limiting frame 8 are rotatably connected with connecting blocks 17 in limiting connection with the connecting plates 16, and the contact surface between the limiting frame 8 and the outer frame 1 is an arc surface, because the rotation of the limiting frame 8 enables the scraper to be more flexible, the arc surface is convenient for matching and rotating, the connecting blocks 17 keep stable relative positions and cling to the surface of the outer frame 1, and the end portions of the connecting plates 16 are provided with oblique angles, so that the scraper can be better guided in during installation.

EXAMPLE III

Referring to fig. 4 for describing the third embodiment, this embodiment is a further description of the second embodiment, a supporting block 18 for supporting the flattened top and connected with the flattening shafts 3 in a sliding manner is arranged in the flattening sleeve 4, because a certain suspension space exists between the two flattening shafts 3, and the printing material is not solid, there is a possibility of sinking, so that the supporting block 18 is arranged to better support the screen printing.

The sawtooth strips 15 in the flattening sleeve 4 are arranged at two ends of the inner surface of the sawtooth strips, the supporting blocks 18 are located in the middles of the sawtooth strips 15 at the two ends, the contact between a printing stock and the screen plate 2 can be subjected to friction force certainly, and the flattening sleeve 4 and the flattening shaft 3 can slip, so that the social sawtooth strips 15 can be prevented from slipping better, the transmission is more stable, the supporting blocks 18 are located in the middles of the sawtooth strips 15 at the two ends, so that the two sawtooth strips cannot interfere with each other, and the outer surface of the further flattening sleeve 4 is provided with convex points or concave strips, so that the friction is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioner for silk screen printing, includes frame (1) and otter board (2), its characterized in that: frame (1) bottom is provided with two sets of shakeout axle (3), and is two sets of shakeout cover (4) have been cup jointed between shakeout axle (3), the both ends of shakeout cover (4) all are equipped with spacing sleeve (5) with shakeout axle (3) sliding connection, the bottom fixedly connected with of spacing sleeve (5) is used for i-shaped grip block (6) of centre gripping, and is two sets of still be provided with between spacing sleeve (5) at least two sets of pivot (7) rather than being connected and adjustable interval, sliding connection has spacing frame (8) that are used for keeping with scraper blade synchronous motion on frame (1), be provided with between the both ends of spacing frame (8) and the tip of shakeout axle (3) and be used for ordering about shakeout axle (3) pivoted driving medium (9) through the removal of spacing frame (8).

2. The positioning device for screen printing according to claim 1, wherein: driving medium (9) include mounting panel (10), mounting panel (10) are rotated and are connected with two sets of its one end cross-section and are non-circular shape installation pole (11), install first gear (12) of fixedly connected with on pole (11), draw-in groove (13) with installation pole (11) tip shape looks adaptation are seted up to the tip of exhibition axle (3), still rotate on mounting panel (10) and be connected with two sets of intermeshing's second gear (14), one of them is a set of second gear (14) are connected with two sets of first gear (12) meshing respectively, the both sides fixedly connected with of frame (1) and another rack (15) of organizing second gear (14) meshing connection, go back fixedly connected with and spacing frame (8) end connection's connecting plate (16) on mounting panel (10).

3. The positioning device for screen printing according to claim 2, wherein: any one of the two sets of mounting plates (10) is respectively fixedly mounted with the end parts of the leveling shaft (3) and the limiting frame (8) through a mounting rod (11) and a connecting plate (16).

4. The positioning device for screen printing according to claim 2, wherein: the two ends of the limiting frame (8) are rotatably connected with connecting blocks (17) in limiting connection with the connecting plates (16), and the contact surface of the limiting frame (8) and the outer frame (1) is an arc surface.

5. The positioning device for screen printing according to claim 1, wherein: the inner surface of the leveling sleeve (4) is provided with a plurality of sawtooth strips (15) which are parallel to the axial direction of the leveling shaft (3), and the leveling shaft (3) and the leveling sleeve (4) are provided with corresponding positions of the sawtooth strips (15) which are matched with the sawtooth strips.

6. The positioning device for screen printing according to claim 5, wherein: the leveling sleeve (4) is internally provided with a supporting block (18) which is used for supporting the top to be leveled and is in sliding connection with the leveling shaft (3).

7. The positioning device for screen printing according to claim 6, wherein: the sawtooth strips (15) in the flattening sleeve (4) are arranged at two ends of the inner surface of the flattening sleeve, and the supporting block (18) is positioned in the middle of the sawtooth strips (15) at the two ends.