CN210309491U - Improved screen printer - Google Patents

Abstract

The utility model discloses an improved screen process press, which comprises a support, a support and a workbench are fixed on the support, a screen frame is arranged on the support, a first chute and a second chute are arranged on the workbench, a first stop block is respectively and movably arranged on the first chute and the second chute, a first through groove is arranged on the first stop block, an adjusting mechanism is fixedly connected on the first stop block, a second stop block is fixed on the adjusting mechanism, a first push rod is arranged in the first through groove, the first push rod is movably connected in the first through groove, the second push rod is inserted in the first baffle block, the arc-shaped rods are inserted on two sides of the second push rod, the end part of the arc-shaped rod is fixedly connected with a first elastic plate, a second elastic plate is fixed above the first elastic plate, a second through groove is formed in the second baffle block, and an arc-shaped clamping piece is fixedly installed in a second groove of the second through groove through an elastic piece; the utility model discloses a screen process press both can press from both sides tight stock, makes it can not produce the displacement, again can accurate location.

Description

Improved screen printer

Technical Field

The utility model relates to a printing machine technical field especially relates to a modified screen printing machine.

Background

The silk screen printing is that silk fabric, synthetic fiber fabric or metal screen is stretched on a screen frame, and a screen printing plate is manufactured by adopting a manual paint film engraving or photochemical plate making method. The modern screen printing technology is to use photosensitive material to make screen printing plate oil painting, print painting, poster, name card, binding cover, commodity package, commodity label, printing and dyeing textile, glass and metal plane carrier by the method of photoengraving. However, when the existing screen printer is used for printing, the printed material below the screen frame needs to be positioned by using a limiting device, but the existing limiting device only can clamp the printed material and cannot ensure that the printed material does not move, for example, patent CN201520008016.7 discloses a limiting device of a screen printer, and specifically discloses that a side stop block and a front stop block are used, and an auxiliary limiting block is used to limit the printed material, which mainly uses the side stop block, the front stop block and the auxiliary limiting block to place the printed material in the limiting device, only blocks the printed material simply but cannot position the printed material accurately, in addition, although the upper and lower structure is used to compress the printed material, the two planes are still used to clamp the printed material, so that when the screen printed product is printed, the printed material still moves, and the printing efficiency of the screen printed product is reduced, therefore, there is an urgent need for a screen printing machine which can not only clamp the printing material to prevent displacement but also position the printing material accurately.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modified screen printer to solve the problem that above-mentioned prior art exists, both can make the stock tightly make it can not produce the displacement by pressing from both sides, ensure simultaneously again that it can accurate location, improve the quality of screen printing article.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a modified screen printing machine, which comprises a support, be fixed with support and workstation on the support, be fixed with the silk screen frame on the support, the silk screen frame is fixed in the workstation top, first spout and second spout have been seted up on the workstation, there is first dog movable mounting respectively on first spout and the second spout, first logical groove has been seted up on the first dog, fixedly connected with adjustment mechanism on the first dog, be fixed with the second dog on the adjustment mechanism, first logical inslot is provided with first push rod, second push rod and arc pole, first push rod swing joint is in first logical inslot, the second push rod is pegged graft in first dog, the arc pole is pegged graft in second push rod both sides, the tip fixedly connected with first elastic plate of arc pole, first elastic plate includes concave part down, Go up convex part and first lateral wall, lower concave part one end and first lateral wall fixed connection, the other end and last convex part fixed connection, the top fixed mounting who goes up convex part and first lateral wall has the second elastic plate, the second elastic plate includes second lateral wall and arc portion, the both ends at the arc portion are fixed to the second lateral wall, fixed mounting has the elastic support pole on the central line of arc portion, the second logical groove has been seted up on the second dog, the second recess has been seted up in the second logical groove, there is the arc clamping piece through elastic piece fixed mounting in the second recess.

Preferably, a bar-shaped block is fixedly mounted on two sides of the first stop block, the bar-shaped block is matched with the first sliding groove, and the bar-shaped block is matched with the second sliding groove.

Preferably, a plurality of first grooves are formed in the side wall of the first through hole, first protrusions are fixed on the first push rod, and the first protrusions are matched with the first grooves.

Preferably, adjustment mechanism includes regulating plate and expansion plate, regulating plate fixed mounting is on first dog, it leads to the groove to have seted up the third in the regulating plate, fixed mounting has the second arch on the expansion plate, the protruding and third tee bend groove sliding connection of second, fixed mounting has the second dog on the expansion plate.

Preferably, fixed mounting has the third dog on the silk screen frame, fixed mounting has the connecting rod on the first dog, connecting rod and third dog fixed connection.

Preferably, the first sliding groove and the second sliding groove are internally fixed with anti-friction pads.

Preferably, a rubber pad is fixedly mounted on the arc-shaped clamping piece.

Preferably, the first protrusion and the first groove are arc-shaped structures.

Preferably, the end of the elastic support rod is of an arc structure.

The utility model discloses a following technological effect: the utility model discloses a screen printing machine is through having seted up first logical groove on first dog, fixed mounting has clamping mechanism in first logical inslot, its clamping mechanism includes first push rod, second push rod and arc pole, make it suppress the stock through promoting first push rod, then transmit pressure to the second push rod by the stock, the second push rod promotes the arc pole and shifts up, the second lateral wall on the second elastic plate on the arc pole at this moment exerts the extrusion force for the stock, and can feed back a back pressure after the stock atress, make the first lateral wall of first elastic plate take place the deformation, thereby extrude the upper ledge, make the upper ledge atress move down, above extrusion force passes through the arc of second elastic plate and the elastic support pole on the second elastic plate in proper order, final stock can receive the extrusion force that comes from the second lateral wall of second elastic plate and elastic support pole, in addition, still cooperate the second dog that sets up on adjustment mechanism, seted up the second on the second dog and led to the groove, the upper and lower arc clamping piece that the second led to the inslot can press from both sides other frames of stock tightly, has finally guaranteed the spacing clamping degree of stock, makes it can not take place the skew at the in-process of printing for the location is more accurate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of a screen printing machine according to the present invention;

FIG. 2 is an enlarged view of a portion B of FIG. 1;

fig. 3 is a left side view of the first stopper of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

fig. 5 is a left side view of the second stopper of the present invention;

fig. 6 is a front view of the first chute of the present invention;

FIG. 7 is a right side view of the present invention showing the engagement of the adjusting plate and the retractable plate;

wherein, 1-a support; 2-a scaffold; 3-a wire mesh frame; 4-a workbench; 5-a first chute; 6-a first stop block; 7-a first through slot; 8-a first via; 9-a first groove; 10-a first push rod; 11-a first protrusion; 12-a second push rod; 13-an arc-shaped through hole; 14-an arc-shaped rod; 15-lower recess; 16-upper convex part; 17-a first side wall; 18-an arc-shaped portion; 19-a second side wall; 20-an elastic support bar; 21-adjusting plate; 22-a retractable plate; 23-a second chute; 24-a second projection; 25-a second groove; 26-an elastic member; 27-arc-shaped clamping piece; 28-rubber pad; 29-a connecting rod; 30-a second via; 31-bar shaped blocks; 32-a substrate; 33-a third through slot; 34-a second through slot; 35-a third stop; 36-a third groove; 37-anti-friction pad; 38-second stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-7, the utility model provides an improved screen printing machine, which comprises a support 1, a support 2 and a workbench 4 are fixedly arranged on the support 1, a screen frame 3 is fixedly arranged on the support 2, the workbench 4 is fixedly arranged below the screen frame 3, a first chute 5 and a second chute 23 are arranged on the workbench 4, a first stop 6 is respectively and movably arranged on the first chute 5 and the second chute 23, an adjusting mechanism is fixedly connected on the first stop 6, a second stop 38 is fixedly arranged on the adjusting mechanism, a first through groove 7 is arranged on the first stop 6, a clamping mechanism is arranged in the first through groove 7, the clamping mechanism comprises a first push rod 10, a second push rod 12 and an arc-shaped rod 14, the first push rod 10 is movably connected in the first through groove 7, a first through hole 8 is formed in the first stop block 6, and a first push rod 10 is movably connected into the first through groove 7 through the first through hole 8; the second push rod 12 is inserted in the first block 6, meanwhile, the first block 6 is provided with a second through hole 30, the hole wall of the second through hole 30 is provided with an arc-shaped through hole 13, the second push rod 12 is inserted in the first block 6 through the second through hole 30, the arc-shaped rods 14 are inserted at two sides of the second push rod 12, the arc-shaped rods 14 are inserted in the arc-shaped through holes 13, the axes of the first push rod 10 and the second push rod 12 can be positioned on the same central line, the bottom of the second push rod 12 can be set to be in a conical structure, the bottom of the arc-shaped rod 14 is in sliding contact with the bottom of the second push rod 12, the end part of the arc-shaped rod 14 is movably connected with a first elastic plate, the first elastic plate comprises a lower concave part 15, an upper convex part 16 and a first side wall 17, one end of the lower concave part 15 is fixedly connected with the first side wall 17, the other end is fixedly connected with the upper convex part 16, and a second elastic, the end part of the arc-shaped rod 14 is provided with a third groove 36, and the lower concave part 15 is directly embedded in the third groove 36, so that when parts above the arc-shaped plate need to be replaced, the parts can be directly taken out, and meanwhile, the extrusion force on the printing stock 32 can be ensured, so that the printing stock 32 is accurately positioned and is not easy to move; the second elastic plate comprises a second side wall 19 and an arc-shaped part 18, the second side wall 19 is fixed at two ends of the arc-shaped part 18, an elastic support rod 20 is fixedly arranged on the arc-shaped part 18, when a printing stock 32 is placed on the workbench 4, the first stop 6 on the first chute 5 and the second chute 23 is moved to a proper position, the frame of the printing stock 32 is directly placed in the first through groove 7, then the first push rod 10 is pushed to move downwards until the printing stock 32 is pressed on the printing stock 32, at the moment, the printing stock 32 is pressed downwards again under pressure, the printing stock 32 pushes the second push rod 12 to move downwards, when the second push rod 12 moves downwards, the arc-shaped rod 14 closed below the second push rod moves upwards, because the first elastic plate is arranged at the top end of the arc-shaped rod 14, and the lower concave part 15 of the first elastic plate is pressed upwards while the arc-shaped rod 14 moves upwards, at the same time, the lower concave part 15 transmits the extrusion force to the two first side walls 17, the two first side walls 17 transmit the extrusion force to the two second side walls 19 of the second elastic plate, the two second side walls 19 of the second elastic plate provide a supporting force for the printed material 32, the two second side walls 19 also receive the pressure from the printed material 32, at the same time, the first side walls 17 are stressed to deform, at this time, the upper convex part 16 of the first elastic plate moves upwards under the extrusion force of the two sides, the upper convex part 16 enables the arc-shaped part 18 of the second elastic plate to move upwards, and finally, the elastic support rod 20 mounted on the second elastic plate moves upwards, at this time, the printed material 32 is not only subjected to the extrusion force of the two second side walls 19, but also subjected to the extrusion force of the elastic support rod 20, and then one side of the printed material 32 is firmly fixed in the first through groove 7 of; a second sliding chute 23 is formed in the second stopper 38, a second groove 25 is formed in the second sliding chute 23, an elastic piece 26 is fixedly connected in the second groove 25, and an arc-shaped clamping piece 27 is fixedly mounted on the elastic piece 26; in order to prevent the arc-shaped clamping piece 27 from directly contacting the printing stock 32 to cause abrasion of the printing stock 32 and to ensure better clamping effect, a rubber pad 28 is fixedly arranged on the arc-shaped clamping piece 27; because the printing stock 32 is generally in a quadrilateral shape, the first stop 6 in the first chute 5 and the second chute 23 only positions two sides of the printing stock 32, but the other two sides are not positioned, therefore, an adjusting mechanism is arranged on the first stop 6, a second stop 38 is arranged on the first adjusting mechanism, a second through groove 34 is arranged in the second stop 38, the other two sides of the printing stock 32 directly enter the second through groove 34, the upper and lower groove walls of the second through groove 34 are provided with second grooves 25, an elastic member 26 and an arc-shaped clamping member 27 are arranged in the second grooves 25, so that when the printing stock 32 enters, the elastic member 26 is compressed to move towards the groove walls, and when the printing stock 32 is completely placed, the elastic member 26 gives a resilience force to the arc-shaped clamping member 27, so that the other two sides of the printing stock 32 can be clamped and positioned, the clamping mechanism in the first block 6 and the arc-shaped clamping piece 27 in the second block 38 are matched to enable the printed material 32 on the workbench 4 to be not only limited and firm but also not easy to move, so that the positioning accuracy of the printed material 32 is ensured, and the quality of a screen printing product is ensured.

In order to further optimize the scheme, in order to ensure that the first stopper 6 flexibly moves in the first sliding groove 5 and the second sliding groove 23 in the scheme and further realize the limiting and positioning of the printing stock 32, the strip-shaped blocks 31 are fixedly installed on two sides of the first stopper 6, the strip-shaped blocks 31 are matched with the first sliding groove 5, and the strip-shaped blocks 31 are also matched with the second sliding groove 23, so that the first stopper 6 can be ensured to flexibly move for realizing the limiting and positioning of the printing stock 32, and in addition, in order to reduce the abrasion degree of the strip-shaped blocks 31 with the inner walls of the first sliding groove 5 and the second sliding groove 23, the anti-friction pads 37 are fixed in the first sliding groove 5 and the second sliding groove 23.

Further optimization scheme, in order to guarantee the degree of clamping the printed material 32, the moving flexibility of the first push rod 10 needs to be guaranteed, a plurality of first grooves 9 are formed in the side wall of the first through hole 8, meanwhile, the first protrusions 11 are fixed on the first push rod 10, the first protrusions 11 are matched with the first grooves 9, therefore, the first push rod 10 can be flexibly moved, and can be properly adjusted along with the thickness of the printed material 32, the situation that the thickness of the printed material 32 is changed is avoided, a clamping limiting device needs to be replaced again, the cost is reduced, in order to enable the first protrusions 11 and the first grooves 9 to be matched more flexibly, the degree of abrasion between the first protrusions and the first grooves is reduced, and the first protrusions 11 and the first grooves 9 are arranged to be arc-shaped structures.

In order to ensure that the second stopper 38 can be accurately matched with the first stopper 6 for positioning during auxiliary positioning, the adjusting mechanism is configured to include an adjusting plate 21 and a telescopic plate 22, the adjusting plate 21 is fixedly mounted on the first stopper 6, meanwhile, a gap exists between the adjusting plate 21 and the workbench 4, and the adjusting plate and the workbench are not in direct contact, so that the workbench 4 can be prevented from being abraded, the printing quality of the silk-screen printing product is prevented from being influenced, a third through groove 33 is arranged in the adjusting plate 21, a second bulge 24 is fixedly arranged on the expansion plate 22, the second bulge 24 is connected with the third through groove 33 in a sliding way, a second stop 38 is fixedly mounted on the telescopic plate 22, so that when the position of the first stop 6 is determined, the retractable plate 22 is adjusted to a proper position and then rotated to position the second stopper 38 at a predetermined position.

In order to enable the printed material 32 to be identical to the printing plate holding position, a third through hole is formed in the silk screen frame 3, a connecting rod 29 is fixedly mounted on the first stop block 6, the connecting rod 29 is fixedly connected with the third stop block 35 through the third through hole, the third stop block 35 is movably connected into the third through hole, a clamping mechanism and an adjusting mechanism which are identical to those of the first stop block 6 are mounted on the third stop block 35, and therefore when the first stop block 6 is adjusted, the third stop block 35 can perform the same adjusting action, and therefore the printed material 32 and the printing plate can be located at the same position.

When the printing machine works, firstly, a printing plate is placed on the screen frame 3, then the printing stock 32 is placed on the workbench 4 for limiting and positioning, firstly, two sides of the printing stock 32 are clamped fixedly, the printing stock 32 is directly placed in the first through groove 7 of the first stop block 6 in the first sliding groove 5 and the second sliding groove 23, at the moment, the first push rod 10 on the first through groove 7 is pushed to be pressed on the surface of the printing stock 32, the second push rod 12 is pushed downwards by the force of the printing stock 32, the arc-shaped rods 14 on two sides are moved upwards by the second push rod 12, the printing stock 32 is clamped by the second elastic plate and the elastic support rod 20 at the end part of the arc-shaped rod 14, then the second stop block 38 on the adjusting mechanism is used as an auxiliary clamping and positioning device, so that the other two sides of the printing stock 32 are directly placed in the second through groove 34 of the second stop block 38, the upper and the lower arc-shaped clamping pieces, and then accomplish the accurate and spacing work of firmly fixing a position to stock 32, at this moment, pour printing ink to the printing plate on, adopt the scraper blade to carry out even motion, finally accomplish the printing of silk screen printing article.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims (9)

1. The utility model provides a modified screen printing machine, includes support (1), be fixed with support (2) and workstation (4) on support (1), be fixed with silk screen frame (3) on support (2), silk screen frame (3) are fixed in workstation (4) top, first spout (5) and second spout (23) have been seted up on workstation (4), on first spout (5) and second spout (23) respectively movable mounting have first dog (6), its characterized in that: the first baffle block (6) is provided with a first through groove (7), the first baffle block (6) is fixedly connected with an adjusting mechanism, the adjusting mechanism is fixedly provided with a second baffle block (38), a first push rod (10), a second push rod (12) and an arc-shaped rod (14) are arranged in the first through groove (7), the first push rod (10) is movably connected in the first through groove (7), the second push rod (12) is inserted in the first baffle block (6), the arc-shaped rod (14) is inserted at two sides of the second push rod (12), the end part of the arc-shaped rod (14) is fixedly connected with a first elastic plate, the first elastic plate comprises a lower concave part (15), an upper convex part (16) and a first side wall (17), one end of the lower concave part (15) is fixedly connected with the first side wall (17), the other end of the lower concave part is fixedly connected with the upper convex part (16), and a second elastic plate is fixedly arranged above the upper convex part (16) and the first side wall (17), the second elastic plate comprises a second side wall (19) and an arc-shaped portion (18), the two ends of the arc-shaped portion (18) are fixed to the second side wall (19), an elastic supporting rod (20) is fixedly mounted on the center line of the arc-shaped portion (18), a second through groove (34) is formed in a second stop block (38), a second groove (25) is formed in the second through groove (34), and an arc-shaped clamping piece (27) is fixedly mounted in the second groove (25) through an elastic piece (26).

2. The improved screen printing machine according to claim 1, wherein: the first stop block (6) is fixedly provided with strip blocks (31) on two sides, the strip blocks (31) are matched with the first sliding grooves (5), and the strip blocks (31) are matched with the second sliding grooves (23).

3. The improved screen printing machine according to claim 1, wherein: a plurality of first grooves (9) are formed in the side wall of the first through hole (8), first protrusions (11) are fixed on the first push rod (10), and the first protrusions (11) are matched with the first grooves (9).

4. The improved screen printing machine according to claim 1, wherein: adjustment mechanism includes regulating plate (21) and expansion plate (22), regulating plate (21) fixed mounting is on first dog (6), it leads to groove (33) to have seted up the third in regulating plate (21), fixed mounting has protruding (24) of second on expansion plate (22), protruding (24) of second and the groove (33) sliding connection are led to the third, fixed mounting has second dog (38) on expansion plate (22).

5. The improved screen printing machine according to claim 1, wherein: fixed mounting has third dog (35) on wire net frame (3), fixed mounting has connecting rod (29) on first dog (6), connecting rod (29) and third dog (35) fixed connection.

6. The improved screen printing machine according to claim 1, wherein: and anti-friction pads (37) are fixed in the first sliding groove (5) and the second sliding groove (23).

7. The improved screen printing machine according to claim 1, wherein: and a rubber pad (28) is fixedly arranged on the arc-shaped clamping piece (27).

8. The improved screen printing machine according to claim 3, wherein: the first protrusion (11) and the first groove (9) are of arc-shaped structures.

9. The improved screen printing machine according to claim 1, wherein: the end part of the elastic support rod (20) is of an arc-shaped structure.

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