CN219544269U - Screen printing device - Google Patents

Abstract

The utility model relates to the technical field of printing, in particular to a screen printing device, comprising a base, a printing table is fixedly arranged on the upper end surface of the base, a printing screen is arranged above the printing table, the base and the printing screen Two vertically arranged support rods are arranged between the plates, and a horizontally arranged cross bar is arranged between the two said support rods, and a clamping device is arranged on the side of the cross bar near the printing screen plate, so The printing screen includes a rectangular printing frame, the bottom of the printing frame is provided with a printing screen, and a sliding device is also provided between the clamping device and the printing screen, and the clamping device clamps the sliding device , the printing screen is slidably connected with the sliding device, a number of supporting components are also arranged between the printing table and the printing screen, and the supporting components can be movably placed on the upper end surface of the printing table, The utility model has a simple structure and can print on plane substrates and cylindrical substrates.

Description

A screen printing device

technical field

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

Background technique

Screen printing refers to using a screen as a plate base and making a screen printing plate with graphics through a photosensitive plate-making method. Screen printing is composed of five major elements, screen printing plate, scraper, ink, printing table and substrate. Using the screen printing plate, the graphic part of the mesh can pass through the ink, and the non-graphic part of the mesh can not pass through the ink. Fundamentals of printing. When printing, pour ink into one end of the screen printing plate, apply a certain pressure on the ink part on the screen printing plate with a scraper, and move towards the other end of the screen printing plate at a constant speed, and the ink is moved by the scraper from the image and text during the movement. Part of the mesh is extruded onto the substrate. Our factory mostly prints on flat substrates when printing, but it also needs to print on cylindrical substrates. The existing printing process uses manual hand-holding on the printing machines for flat substrates. Cylindrical cylindrical substrates are fixed, and the printing position of each product is often deviated and unsightly during the manual fixation process, or the phenomenon of misalignment and ghosting occurs, which affects the printing quality.

Utility model content

The purpose of the utility model is to provide a screen printing device for the shortcomings of the prior art, which can be used for printing flat substrates and also for printing cylindrical substrates.

The technical solution adopted by the utility model to solve the technical problem is: a screen printing device, including a base, a printing table is fixedly arranged on the upper end surface of the base, a printing screen is arranged above the printing table, and the printing screen The board is arranged parallel to the printing table, two vertically arranged support rods are arranged between the base and the printing screen, the support rods are arranged on the rear side of the printing table, and the lower ends of the support rods are fixed On the base, a horizontal bar is arranged between the two support bars, and a clamping device is provided on the side of the bar close to the printing screen, and the printing screen includes a rectangular printing frame, the bottom of the printing frame is provided with a printing screen, the clamping device is used to clamp the printing frame, and several supporting components are arranged between the printing table and the printing screen, and the supporting components It is movably placed on the upper end surface of the printing table, the support assembly includes a horizontal support plate, a bracket is respectively provided on the left and right sides of the outer wall of one side of the horizontal support plate, and one end of the support is fixed to the horizontal support plate , the other end of the bracket is provided with rollers, and the two rollers are close to each other and at the same level.

As a further setting of the utility model: the clamping device includes a door-shaped clamping frame, the clamping frame opens to the printing screen, and a hinged support is provided outside the frame of the clamping frame away from the opening, so that The hinged support is hinged with the crossbar, and the upper frame of the clamping frame is provided with several adjusting bolts, the clamping frame and the adjusting bolts are connected by threads, and the lower end surface of the adjusting bolts is used to resist the printing frame .

As a further configuration of the present utility model: a sliding device is also provided between the clamping device and the printing screen, and a slider is fixedly arranged on the frame of the printing frame close to the side of the clamping device. The block is correspondingly provided with a slide bar with a slide groove, and the clamping device is used to clamp the slide bar.

As a further setting of the present invention: the outer side of the support rod is provided with threads, the support rod is provided with a lifting block coaxial with the support rod, a nut is provided under the lifting block, and the nut is provided with a The internal thread of the support rod is suitable for adjusting the height of the lifting block on the support rod by adjusting the nut, and the two ends of the cross bar are respectively movably connected with the two lifting blocks.

As a further setting of the utility model: the crossbar is fixedly provided with a limit card, and the crossbar is fixedly provided with an annular limit card coaxial with the crossbar, and the limit card is provided with a cylindrical card The hinged support is provided with a section of arc-shaped slot corresponding to the clamping block along the movement track of the hinged support, and the hinged support can drive the printing screen upward from the horizontal state.

As a further configuration of the present invention: the base is a rectangular plate surface, and the base plate surface is larger than the printing platen surface.

As a further configuration of the utility model: the horizontal support plate is a rectangular tube.

The beneficial effects of the utility model are as follows: 1. The flat substrate can be printed without placing the movable support assembly, and the roller can support the cylindrical substrate when the movable support assembly is placed, which is convenient for printing. 2. The clamping device adopts the adjusting bolt to facilitate the replacement of the printing screen. 3. The sliding device is used to facilitate the left and right adjustment during the printing process, and it is also more convenient for the replacement of the printing screen. 4. The height of the cross bar can be adjusted on the support, and can be adjusted according to the specifications of the printed matter. 5. Under the action of the hinged support, the printing screen can be lifted up from the horizontal state to make a circular motion, which is convenient for printing operation.

Description of drawings

Fig. 1 is a schematic structural diagram of a screen printing device of the present invention.

Fig. 2 is a front view of Fig. 1 .

Fig. 3 is a right side view of Fig. 1 .

FIG. 4 is a top view of FIG. 1 .

Fig. 5 is a cross-sectional view along the a-a direction of Fig. 4 .

Explanation of reference signs:

1—base, 2—printing table, 3—printing screen, 301—printing frame, 302—printing screen, 4—support rod, 5—crossbar, 6—clamping device, 601—clamp frame, 602—hinged support, 603—adjusting bolt, 7—support assembly, 701—horizontal support plate, 702—bracket, 703—roller, 8—sliding device, 801— - slide block, 802 - slide bar, 9 - lifting block, 10 - limit card, 11 - block, 12 - slotting.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments, and the scope of implementation of the utility model is not limited thereto.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of screen printing device of the present embodiment includes a base 1, and the upper end surface of the base 1 is fixedly provided with a printing table 2, and the base 1 It is a rectangular plate surface, the plate surface of the base 1 is larger than the plate surface of the printing table 2, and a printing screen 3 is arranged above the printing table 2, and the printing screen 3 is arranged in parallel with the printing table 2. Two vertically arranged support rods 4 are arranged between the base 1 and the printing screen 3, the support rods 4 are arranged on the rear side of the printing table 2, and the lower ends of the support rods 4 are fixed to the base 1 , a horizontally arranged cross bar 5 is arranged between the two support rods 4, and the outer side of the support rod 4 is provided with threads, and the support rod 4 is provided with a lifting block 9 coaxial with the support rod 4 , a nut is provided under the lifting block 9, and the nut is provided with an internal thread suitable for the support rod 4, and the height of the lifting block 9 on the support rod 4 is adjusted by adjusting the nut, and the The two ends of the cross bar 5 are movably connected with two lifting blocks 9 respectively, and a nut is also arranged above the lifting block 9, so that the lifting block 9 is fixed under the action of the two nuts up and down, so that The crossbar 5 is provided with a clamping device 6 near the side of the printing screen 3, and the printing screen 3 includes a rectangular printing frame 301, and the bottom of the printing frame 301 is provided with a printing screen 302, and the clamping The tightening device 6 includes a door-shaped clamping frame 601, the clamping frame 601 opens to the printing screen 3, and the outside of the frame of the clamping frame 601 away from the opening is provided with a hinged support 602, and the hinged support 602 Hinged with the cross bar 5, the upper frame of the clamping frame 601 is provided with three adjusting bolts 603, the clamping frame 601 and the adjusting bolts 603 are connected by threads, and the lower end surface of the adjusting bolts 603 is used to resist the The printing frame 301, by adjusting the adjusting bolt 603, the clamping device 6 clamps the printing frame 301, and a sliding device 8 is also provided between the clamping device 6 and the printing screen 3, the The frame of the printing frame 301 close to the side of the clamping device 6 is fixedly provided with a slider 801, and the slider 801 is correspondingly provided with a slide bar 802 with a chute, and the clamping device 6 is used to clamp the The slide bar 802 is clamped by the clamping device 6 so that the printing screen 3 can slide freely in the chute, which is easy to disassemble, and different printing contents can be installed according to different printing requirements. The printing screen 3 is used to improve work efficiency, and several support assemblies 7 are arranged between the printing table 2 and the printing screen 3, and the support assemblies 7 can be movably placed on the printing table 2 On the upper end face, the support assembly 7 includes a horizontal support plate 701, the horizontal support plate 701 is a rectangular tube, the rectangular tube is hollow, light in weight, convenient to move and more conducive to positioning during the printing process, the outer wall of the horizontal support plate 701 A bracket 702 is respectively arranged on the left and right sides, one end of the bracket 702 is fixed to the horizontal support plate 701, and the other end of the bracket 702 is provided with a roller 703, and the two rollers 703 are close to each other and are at the same level. The supporting assembly 7 is removed when printing flat substrates, and the printing assembly is placed when printing circular substrates.

The crossbar 5 is fixedly provided with a circular stopper 10 coaxial with the crossbar 5, and the stopper 10 is provided with a cylindrical block 11, and the block 11 is positioned on the stopper. 10 and extends toward the hinged support 602, and the hinged support 602 is provided with a section of arc-shaped slot 12 corresponding to the block 11 along the movement track of the hinged support 602. In this embodiment, The limit card 10 is arranged on the left side of the hinged support 602 on the left side, the slot 12 extends clockwise from the three o'clock direction to the nine o'clock direction, and the hinged support 602 can drive the The printing screen 3 is lifted upwards from the horizontal state, and the printing screen 3 is turned downwards to the maximum horizontal state, so that it is convenient to replace the product to be printed during the printing process.

The working process is as follows: firstly adjust the position of the nut on the support rod 4 according to the height of the product to be printed, thereby adjusting the height of the cross bar 5, and the clamping device 6 hinged on the cross bar 5 clamps the The sliding bar 802, the slider 801 on the printing screen 3 slides in the chute of the sliding bar 802, so that the printing screen 3 is lifted up at a suitable height 3. Place the product with printing, remove the support assembly 7 when printing flat substrates, place the printing assembly when printing circular substrates, turn down the printing screen 3, and the hinged support 602 on the card Under the action of block 11, it can only move downwards to the horizontal position. At this time, the printing screen 3 is also in the horizontal position, and the printing ink is poured in and then printed, and the above steps are repeated.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than limiting the protection scope of the present utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art Personnel should understand that the technical solution of the utility model can be modified or equivalently replaced without departing from the essence and scope of the technical solution of the utility model.

Claims (7)

1. A screen printing device, characterized in that: comprises a base (1), a printing table (2) is fixedly arranged on the upper end face of the base (1), a printing screen (3) is arranged above the printing table (2), the printing screen (3) is arranged in parallel with the printing table (2), two vertically arranged supporting rods (4) are arranged between the base (1) and the printing screen (3), the supporting rods (4) are arranged on the rear side of the printing table (2), the lower ends of the supporting rods (4) are fixed on the base (1), a horizontal cross rod (5) is arranged between the two supporting rods (4), a clamping device (6) is arranged on one side of the cross rod (5) close to the printing screen (3), the printing screen (3) comprises a rectangular printing frame (301), a printing screen (302) is arranged at the bottom of the printing frame (301), a plurality of supporting components (7) are arranged between the printing table (2) and the printing screen (3), the supporting components (7) can be placed on the horizontal printing screen (701) and can be placed on the horizontal supporting table (2), the horizontal support plate (701) is characterized in that a support (702) is respectively arranged on the left side and the right side of the outer wall of one side of the horizontal support plate, one end of the support (702) is fixed on the horizontal support plate (701), a roller (703) is arranged at the other end of the support (702), and the two rollers (703) are close to each other and are positioned at the same horizontal height.

2. A screen printing apparatus according to claim 1, wherein: clamping device (6) are including a door-type clamp frame (601), clamp frame (601) opening to printing screen plate (3), clamp frame (601) keep away from open-ended frame outside is provided with articulated support (602), articulated support (602) with horizontal pole (5) are articulated, the last frame of clamp frame (601) is provided with a plurality of adjusting bolt (603), clamp frame (601) with adjusting bolt (603) pass through threaded connection, adjusting bolt (603) lower terminal surface is used for contradicting printing frame (301).

3. A screen printing apparatus according to claim 2, wherein: the printing screen is characterized in that a sliding device (8) is further arranged between the clamping device (6) and the printing screen (3), a sliding block (801) is fixedly arranged on a border, close to one side of the clamping device (6), of the printing frame (301), a sliding rod (802) with a sliding groove is correspondingly arranged on the sliding block (801), and the clamping device (6) is used for clamping the sliding rod (802).

4. A screen printing apparatus according to claim 1, wherein: the utility model discloses a lifting device for a horizontal rod of a bicycle, including bracing piece (4), bracing piece (4) outside is provided with the screw thread, be provided with on bracing piece (4) with bracing piece (4) coaxial lifting block (9), lifting block (9) below is provided with the nut, the nut be provided with the internal thread that bracing piece (4) suited, through adjusting the nut is adjusted lifting block (9) are in the height of bracing piece (4), the both ends of horizontal pole (5) respectively with two lifting block (9) swing joint.

5. A screen printing apparatus according to claim 2, wherein: the horizontal rod (5) is fixedly provided with an annular limiting clamp (10) coaxial with the horizontal rod (5), the limiting clamp (10) is provided with a cylindrical clamping block (11), the hinged support (602) corresponds to the clamping block (11) and extends the motion track of the hinged support (602) is provided with a section of circular arc-shaped slot (12), and the hinged support (602) can drive the printing screen (3) to be lifted upwards from a horizontal state.

6. A screen printing apparatus according to claim 1, wherein: the base (1) is a rectangular plate surface, and the plate surface of the base (1) is larger than the plate surface of the printing table (2).

7. A screen printing apparatus according to claim 1, wherein: the horizontal support plate (701) is a rectangular tube.