CN211054635U

CN211054635U - Screen printer scraper structure convenient to dismouting

Info

Publication number: CN211054635U
Application number: CN201921399310.XU
Authority: CN
Inventors: 陈哲维
Original assignee: Shenzhen Lianxuda Technology Co ltd
Current assignee: Shenzhen Lianxuda Technology Co ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-07-21
Anticipated expiration: 2029-08-23

Abstract

The utility model relates to the technical field of screen printer scrapers, and discloses a screen printer scraper structure convenient to disassemble and assemble, which comprises a cutter frame beam, an adjustable rod piece, a clamping piece and a scraper; the screen printing machine is provided with two connecting tables for mounting the tool rest beams, two ends of the tool rest beams are respectively fixed with the two connecting tables through screws, the tool rest beams extend downwards to form two mounting columns, two ends of the adjustable rod piece are respectively provided with two mounting block bodies, and the tool rest beams and the adjustable rod piece are connected with the mounting block bodies through the mounting columns; and two installation blocks respectively with two erection column threaded connection, finish each block installation, alright begin to print.

Description

Screen printer scraper structure convenient to dismouting

Technical Field

The utility model relates to a technical field of screen printer scraper, in particular to screen printer scraper structure convenient to dismouting.

Background

The screen printing machine is a device for printing soldering paste or surface mount adhesive on a PCB pad through a screen, and is mainly applied to the electronic processing industry, the screen printing mark of a printed circuit board, the mark of an instrument shell panel, the soldering paste printing in the processing process of the circuit board and the like.

The screen printing machine comprises a scraper, a screen plate and a printing table for placing a to-be-printed board, wherein the scraper, the screen plate and the printing table are arranged from top to bottom, ink or other to-be-printed objects for printing are placed on the screen plate, the scraper scrapes back and forth on the screen plate, the screen plate is provided with a plurality of through holes, the through holes are enclosed to form a shape required by a user, and under the pressure of the scraper, the ink or other to-be-printed objects can fall onto the to-be-printed board from the through holes, so that printing is completed.

In the prior art, the scraper structure is large in size, inconvenient to disassemble and assemble, high in cost and high in cost, and a part of the scraper needs to be replaced integrally after being damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screen printer scraper structure convenient to dismouting aims at solving prior art, the inconvenient problem of screen printer scraper dismouting.

The utility model is realized in such a way that the scraper structure of the screen printer is convenient to disassemble and assemble, and comprises a knife rest beam, two connecting seats fixed on the two sides of the knife rest beam, an adjustable rod piece fixed with the connecting seats and a scraper fixed on the adjustable rod piece; the screen printing machine comprises two sliding blocks for mounting the tool rest beam, and connecting tables connected with the two sliding blocks are respectively formed at two ends of the tool rest beam; mounting plates are formed on the tool rest beam in the directions towards two sides, and the connecting seat is fixed with the mounting plates; two ends of the connecting seat extend downwards to form mounting columns, two mounting blocks corresponding to the mounting columns are formed at two ends of the adjustable rod piece respectively, and the two mounting blocks are movably connected with the two mounting columns respectively; the adjustable rod piece is fixed with the scraper.

Further, the adjustable rod member comprises a clamping member, and the clamping member fixes the scraper; two extending strips which are arranged at intervals are formed at the lower end of the clamping piece, and the scraper is embedded between the two extending strips and is fixed with the clamping piece.

Furthermore, a fixing piece is movably sleeved on the adjustable rod piece, and two ends of the fixing piece extend downwards to form two clamping heads; the upper end of the clamping piece forms a clamping head clamped between the two clamping heads.

Further, the two clamping heads are tightened towards the direction of the clamping head; the clamping heads extend towards the two clamping heads respectively and abut against the inner walls of the two clamping heads, so that the clamping piece is always clamped between the two clamping heads.

Furthermore, two extending strips which are arranged at intervals are formed at the lower end of the clamping piece, a clamping area and a fixing area are formed by the two extending strips, and the fixing area is positioned above the clamping area; the scraper is embedded in the clamping area; the fixing area is provided with a plurality of adjusting bolts used for adjusting gaps between the two extension strips, the adjusting bolts are arranged at intervals along the length direction of the clamping piece, and the adjusting bolts are used for controlling the intervals between the two extension strips.

Further, the clamping piece is made of a glue material.

Furthermore, the adjustable rod piece comprises a rotary table, and the rotary table is provided with an angle; when the rotary table is rotated, the adjustable rod piece rotates, and the adjustable rod piece drives the clamping piece and the scraper to rotate.

Furthermore, the connecting seat comprises a movable part connected with the adjustable rod piece, and the lower part of the movable part is connected with the adjustable rod piece; the upper portion of the moving member is provided with an abutting knob which is arranged opposite to the moving member, the abutting knob is in threaded connection with the connecting base, when the abutting knob rotates downwards, the end portion of the abutting knob abuts against the moving member, and the moving member moves downwards.

Furthermore, the moving part is marked with scales.

Compared with the prior art, the utility model provides a screen printer scraper structure convenient to dismouting passes through the slider on screw thread and the screen printer with the connection platform at knife rest roof beam both ends and is connected, and two erection columns of adjustable member and knife rest roof beam below pass through bolted connection, and adjustable member is connected with the clamping piece, and the clamping piece presss from both sides the scraper tightly, and a plurality of parts together install the scraper structure that forms the screen printer, convenient to detach and installation, be convenient for maintain and change, convenient and practical.

Drawings

Fig. 1 is a schematic perspective view of a scraper structure provided in an embodiment of the present invention;

fig. 2 is a schematic perspective view of an adjustable rod, a clamping member and a scraper according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

Referring to fig. 1-2, preferred embodiments of the present invention are provided.

The scraper 33 structure of the screen printing machine convenient to disassemble and assemble comprises a cutter frame beam 31, an adjustable rod piece 32, a clamping piece 35 and a scraper 33; the screen printing machine is provided with two connecting tables 310 for mounting the cutter frame beam 31, two ends of the cutter frame beam 31 are respectively fixed with the two connecting tables 310 through screws, the cutter frame beam 31 extends downwards to form two mounting columns 311, two ends of the adjustable rod piece 32 are respectively provided with two mounting block bodies 321, and the cutter frame beam 31 and the adjustable rod piece 32 are connected with the mounting block bodies 321 through the mounting columns 311; and the two mounting blocks 321 are respectively in threaded connection with the two mounting posts 311, and printing can be started after the mounting of each block is finished.

Above-mentioned screen printer scraper 33 structure convenient to dismouting, with the connection platform 310 at knife rest roof beam 31 both ends pass through the screw thread and be connected with the slider on the screen printer, adjustable member 32 passes through bolted connection with two erection columns 311 of knife rest roof beam 31 below, adjustable member 32 is connected with clamping piece 35, clamping piece 35 presss from both sides the scraper 33 tightly, the scraper 33 structure of forming the screen printer is installed together to a plurality of parts, convenient to detach and installation, be convenient for maintain and change, convenient and practical.

The adjustable bar 32 comprises a clamping member 34, the clamping member 34 being connected to the adjustable bar 32 and clamping it to fix the doctor 33; the adjustable rod piece 32 is movably sleeved with a fixing piece 35, the fixing piece 35 comprises two clamping heads 351, the adjustable rod piece 32 is clamped by the two clamping heads 351, the upper portion of the clamping piece 34 is also clamped in the clamping heads 351, the adjustable rod piece 32 extends downwards to form a connecting strip, the connecting strip extends to the clamping piece 34 and abuts against the clamping piece 34, and when the adjustable rod piece 32 rotates, the scraper 33 is driven to rotate under the action of the fixing piece 35.

The two clamping heads 351 extend in the direction of the clamping piece 34, clamping the clamping piece 34; the upper ends of the clamping pieces 34 are clamped in the two clamping heads 351, the upper ends of the clamping pieces 34 extend towards the two clamping heads 351 respectively to form extension strips 340, and the extension strips 340 can prevent the clamping pieces 34 from being separated from the fixing piece 35 and ensure that the clamping pieces 34 are connected with the fixing piece 35; when the clamping head 351 abuts against the extension bar 340, the fixing member 35, the adjustable rod member 32 and the clamping member 34 are fixedly arranged, so that the adjustable rod member 32 drives the scraper to rotate.

A plurality of inserting cavities 352 are formed on the adjustable rod member 32, the fixing member 35 is provided with a rotating bolt, the opening of the inserting cavity 352 faces the direction of the rotating bolt, and the end part of the rotating bolt penetrates through the fixing member 35 and is embedded into the inserting cavity 352; when the rotating bolt is rotated, the fixing member 35 moves up and down, when the fixing member 35 moves up, the clamping member 34 and the adjustable rod member 32 can be fixed, when the fixing member 35 moves down, the distance between the clamping member 34 and the adjustable rod member 32 can be separated, at this time, the scraper 33 can be installed, and after the installation is finished, the rotating bolt is rotated again, the fixing member 35 moves up, and the clamping member 34 and the adjustable rod member 32 are fixed.

Two extending strips 340 are formed at the lower end of the clamping piece 34, the two extending strips 340 are arranged at intervals, a gap is formed between the two extending strips 340, the two extending strips 340 form a clamping area and a fixing area, and the fixing area is positioned above the clamping area; embedding the scraper 33 in the clamping zone; the fixing area has a plurality of adjusting bolts 341, and the plurality of adjusting bolts 341 are arranged at intervals along the length direction of the clamping member 34; the gap between the two extension bars 340 is controlled by the adjusting bolt 341, so that the clamping member 34 is fixed with the scraper 33, and the scraper 33 can work conveniently.

One end of the adjustable rod member 32 is provided with a rotating disc 320, and when the rotating disc 320 is rotated, the adjustable rod member 32 drives the scraper 33 to rotate; the turntable 320 is provided with an angle, and when the turntable 320 is rotated according to the required angle, the turntable 320 drives the adjustable rod 32 to rotate, thereby adjusting the angle of the scraper 33.

The clamping member 34 in this embodiment is made of an adhesive material, which has a large friction, so that the clamping member 34 can clamp the scraper 33, and the scraper 33 can be always fixed with the clamping member 34 in the process of reciprocating scraping of the scraper 33 on the screen, thereby ensuring normal operation of the screen printing machine.

The connecting base comprises a movable member 312 connected with the adjustable rod member 32, and the lower part of the movable member 312 is connected with the adjustable rod member 32; an abutting knob is arranged above the movable piece 312 and is arranged opposite to the movable piece 312; the abutting knob is in threaded connection with the connecting base, when the abutting knob 313 rotates downwards, the end part of the abutting knob 313 abuts against the movable piece 312, the movable piece 312 moves downwards, the distance between the screen plate and the scraper 33 is reduced, and when the distance between the screen plate and the scraper 33 needs to be increased, the abutting knob rotates upwards.

And the movable piece 312 is marked with scales, the downward moving length can be determined according to the scales, and the structure is simple and accurate.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The scraper structure of the screen printing machine convenient to disassemble and assemble is characterized by comprising a knife rest beam, two connecting seats fixed on two sides of the knife rest beam, an adjustable rod piece fixed with the connecting seats and a scraper fixed on the adjustable rod piece; the screen printing machine comprises two sliding blocks for mounting the tool rest beam, and connecting tables connected with the two sliding blocks are respectively formed at two ends of the tool rest beam; mounting plates are formed on the tool rest beam in the directions towards two sides, and the connecting seat is fixed with the mounting plates; two ends of the connecting seat extend downwards to form mounting columns, two mounting blocks corresponding to the mounting columns are formed at two ends of the adjustable rod piece respectively, and the two mounting blocks are movably connected with the two mounting columns respectively; the adjustable rod piece is fixed with the scraper.

2. A screen printing machine squeegee structure according to claim 1 wherein the adjustable bar member includes a clamp member which secures the squeegee blade; two extending strips which are arranged at intervals are formed at the lower end of the clamping piece, and the scraper is embedded between the two extending strips and is fixed with the clamping piece.

3. The scraper structure of screen printing machine convenient for disassembly and assembly as claimed in claim 2, wherein the adjustable rod is movably sleeved with a fixing member, and two ends of the fixing member extend downwards to form two clamping heads; the upper end of the clamping piece forms a clamping head clamped between the two clamping heads.

4. A screen printer squeegee assembly for facilitating removal and installation as recited in claim 3 wherein both of said clamping heads are tightened toward said chuck; the clamping heads extend towards the two clamping heads respectively and abut against the inner walls of the two clamping heads, so that the clamping piece is always clamped between the two clamping heads.

5. A screen printer doctor apparatus as claimed in any one of claims 2 to 4, characterised in that two of said elongate strips define a clamping zone and a fixing zone, said fixing zone being located above said clamping zone; the scraper is embedded in the clamping area; the fixing area is provided with a plurality of adjusting bolts used for adjusting gaps between the two extension strips, the adjusting bolts are arranged at intervals along the length direction of the clamping piece, and the adjusting bolts are used for controlling the intervals between the two extension strips.

6. A screen printing machine doctor apparatus as claimed in any one of claims 2 to 4, in which the clamping member is of a glue material.

7. A screen printing machine squeegee assembly as defined in any one of claims 2 to 4 wherein the adjustable bar member comprises a turntable, the turntable being angled; when the rotary table is rotated, the adjustable rod piece rotates, and the adjustable rod piece drives the clamping piece and the scraper to rotate.

8. A screen printing machine scraper structure facilitating disassembly and assembly as claimed in any one of claims 1 to 4, wherein the connecting base comprises a movable member connected to the adjustable rod member, and a lower portion of the movable member is connected to the adjustable rod member; the upper portion of the moving member is provided with a butt joint knob which is arranged opposite to the moving member, the butt joint knob is in spiral connection with the connecting base, and when the butt joint knob rotates downwards, the end portion of the butt joint knob is in butt joint with the moving member, so that the moving member moves downwards.

9. A scraper structure of a screen printing machine convenient for disassembly and assembly as claimed in claim 8, wherein the movable member is marked with a scale.