CN216231169U - Scraper mechanism for screen printer - Google Patents
Scraper mechanism for screen printer Download PDFInfo
- Publication number
- CN216231169U CN216231169U CN202122824076.4U CN202122824076U CN216231169U CN 216231169 U CN216231169 U CN 216231169U CN 202122824076 U CN202122824076 U CN 202122824076U CN 216231169 U CN216231169 U CN 216231169U
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- China
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- scraper
- gear ring
- connecting rod
- knife rest
- screen printing
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Abstract
The utility model discloses a scraper mechanism for a screen printing machine, wherein the top end of a connecting rod of the scraper mechanism is connected to the head of the screen printing machine, and the bottom end of the connecting rod is provided with a first gear ring. The top end of the tool rest is provided with a second gear ring, and the first gear ring and the second gear ring are locked together coaxially through a fastening bolt and then are clamped together. The scraper rotates and is established in the bottom of knife rest, is equipped with the third ring gear on the scraper, and the slip is equipped with the rack on the knife rest, and the rack drives the third ring gear and drives the scraper and rotate when sliding. The utility model has the beneficial effects that: the first gear ring and the second gear ring are coaxially and tightly connected through a fastening bolt, so that the installation angle between the connecting rod and the tool rest can be adjusted and fixed. The rack drives the third gear ring to drive the scraper to rotate, so that the installation angle between the scraper and the knife rest can be further finely adjusted and fixed. Thereby, the angle when the scraper and the hourglass printing plate butt is guaranteed to the installation angle between accessible adjustment connecting rod and the knife rest to and between scraper and the knife rest, with guarantee silk screen printing quality.
Description
Technical Field
The utility model relates to the technical field of screen printing machines, in particular to a scraper mechanism for a screen printing machine.
Background
The screen printer is a device for printing solder paste or adhesive paste onto a printing stock through a stencil, and is widely applied to the electronic processing industry, such as printing marks of a panel or a buckle cover of an instrument housing, printing of solder paste in the processing process of a circuit board and the like. The aircraft nose of silk screen printing machine is equipped with scraper mechanism, and during the silk screen printing, lift cylinder on the aircraft nose drives scraper mechanism and descends and the screen printing board butt, and the aircraft nose drives scraper mechanism horizontal motion again, realizes printing ink silk screen printing on the screen printing board to the stock. But the connecting rod and the knife rest on the scraper mechanism of current silk screen printing machine all adopt fixed angle to install between knife rest and the scraper, because machining error and assembly error, scraper mechanism monolithic fixation is at overhead back, and the condition that the angle when often can appear scraper and bushing plate butt can not reach predetermined angle influences the silk screen printing quality.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a scraper mechanism for a screen printing machine.
In order to achieve the above object, the utility model provides a scraper mechanism for a screen printer, comprising: connecting rod, knife rest and scraper. The top of connecting rod is connected on the aircraft nose of silk screen printing machine, and the bottom of connecting rod is equipped with first ring gear. The top end of the tool rest is provided with a second gear ring, and the first gear ring and the second gear ring are locked together coaxially through a fastening bolt and then are clamped together. The scraper rotates and is established in the bottom of knife rest, is equipped with the third ring gear on the scraper, and the slip is equipped with the rack on the knife rest, and the rack drives the third ring gear and drives the scraper and rotate when sliding.
Preferably, the side of the bottom end of the connecting rod is provided with a convex part, and the first gear ring is arranged on the convex part. The top end of the knife rest is provided with a fixed rod, the side surface of the top end of the fixed rod is provided with a containing groove, the protruding portion is inserted into the containing groove, and the second gear ring is also arranged in the containing groove.
Preferably, a fixing block is arranged on the tool rest, the rack is slidably arranged in the fixing block, and a screw rod used for driving the rack to slide is rotatably arranged on the fixing block.
Preferably, the end of the screw is provided with a runner.
Compared with the prior art, the utility model has the beneficial effects that: through adopting the connecting structure that the first gear ring at the bottom end of the connecting rod and the second gear ring at the top end of the tool rest are clamped together after being coaxially locked by a fastening bolt, the mounting angle between the connecting rod and the tool rest can be adjusted and fixed. Meanwhile, the structure that the third gear ring is driven to drive the scraper to rotate when the rack slides is adopted, so that the installation angle between the scraper and the knife rest can be further finely adjusted and fixed. Therefore, even if the connecting rod, the knife rest and the scraper have machining errors and assembling errors, the angle of the scraper when the scraper is abutted to the stencil can reach a preset angle by adjusting the installation angle between the connecting rod and the knife rest and adjusting the installation angle between the scraper and the knife rest, so that the quality of the screen printing is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a cross-sectional view of the rack mounted in the stationary block in accordance with one embodiment of the present invention;
the objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The utility model provides a scraper mechanism for a screen printing machine.
Referring to fig. 1 to 3, fig. 1 is a schematic perspective view illustrating an embodiment of the present invention, fig. 2 is a schematic perspective view illustrating another embodiment of the present invention, and fig. 3 is a structural sectional view illustrating a rack bar installed in a fixing block according to an embodiment of the present invention.
As shown in fig. 1-2, in an embodiment of the present invention, the scraper mechanism for a screen printing machine includes: connecting rod 100, tool holder 200, and doctor blade 300. The top end of the connecting rod 100 is connected to the head of the screen printing machine, and the bottom end of the connecting rod 100 is provided with a first gear ring 110. The second gear ring 210 is provided on the top end of the tool holder 200, and the first gear ring 110 and the second gear ring 210 are locked together coaxially by a fastening bolt 400. The scraper 300 is rotatably arranged at the bottom of the knife rest 200, a third gear ring 310 is arranged on the scraper 300, a rack 220 is arranged on the knife rest 200 in a sliding manner, and the rack 220 drives the third gear ring 310 to drive the scraper 300 to rotate when sliding.
The installation angle between the connecting rod 100 and the tool holder 200 can be adjusted and fixed by using a coupling structure in which the first ring gear 110 at the bottom end of the connecting rod 100 and the second ring gear 210 at the top end of the tool holder 200 are coaxially locked together by a fastening bolt 400 and then are snapped together. Meanwhile, by adopting the structure that the third gear 310 is driven to drive the scraper 300 to rotate when the rack 220 slides, the installation angle between the scraper 300 and the tool rest 200 can be further finely adjusted and fixed. Therefore, even if the connecting rod 100, the tool rest 200 and the scraper 300 have processing errors and assembly errors, the angle of the scraper 300 in the process of abutting against the stencil can reach a preset angle by adjusting the installation angle between the connecting rod 100 and the tool rest 200 and the installation angle between the scraper 300 and the tool rest 200, so that the quality of silk-screen printing is ensured.
Further, in the present embodiment, as shown in fig. 1-2, the side of the bottom end of the connecting rod 100 is provided with a boss 120, and the first ring gear 110 is provided on the boss 120. The top end of the knife rest 200 is provided with a fixing rod 230, the side surface of the top end of the fixing rod 230 is provided with a receiving groove 240, the protrusion 120 is inserted into the receiving groove 240, and the second gear 210 is also arranged in the receiving groove 240. The connection between the connecting rod 100 and the fixing rod 230 of the tool holder 200 is more firmly fixed by the locking and fixing of the connecting rod 100 and the fixing rod 230 by adopting a structure that the protruding part 120 is inserted into the receiving groove 240 and then the first gear ring 110 and the second gear ring 210 are coaxially locked and then are clamped together by a fastening bolt 400.
Further, in this embodiment, as shown in fig. 1 and fig. 3, a fixing block 250 is disposed on the tool holder 200, the rack 220 is slidably disposed in the fixing block 250, and a screw 260 for driving the rack 220 to slide is rotatably disposed on the fixing block 250, so that the rack 220 is driven to slide in the fixing block 250 by rotating the screw 260, the rack 220 slides to drive the third gear ring 310 to drive the scraper 300 to rotate, and further, the angle of the scraper 300 can be adjusted online without detaching the scraper 300, which is very convenient to use.
Further, in the present embodiment, as shown in fig. 1 and 3, a rotating wheel 261 is provided at an end of the screw 260 to facilitate rotation of the screw 260.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. The utility model provides a scraper mechanism for silk screen printing machine which characterized in that includes: a connecting rod, a knife rest and a scraper; the top end of the connecting rod is connected to the head of the screen printing machine, and the bottom end of the connecting rod is provided with a first gear ring; the top end of the tool rest is provided with a second gear ring, and the first gear ring and the second gear ring are coaxially locked through a fastening bolt and then are clamped together; the scraper rotates to be established the bottom of knife rest, be equipped with the third ring gear on the scraper, it is equipped with the rack to slide on the knife rest, the drive when the rack slides the third ring gear drives the scraper rotates.
2. The squeegee mechanism for a screen printing machine according to claim 1, wherein a side surface of a bottom end of the connecting rod is provided with a convex portion, and the first ring gear is provided on the convex portion; the cutter frame is characterized in that a fixing rod is arranged at the top end of the cutter frame, an accommodating groove is formed in the side face of the top end of the fixing rod, the protruding portion is inserted into the accommodating groove, and the second gear ring is also arranged in the accommodating groove.
3. The scraper mechanism for screen printer as claimed in claim 1, wherein the knife holder is provided with a fixing block, the rack is slidably disposed in the fixing block, and the fixing block is rotatably provided with a screw for driving the rack to slide.
4. A squeegee mechanism for a screen printing machine according to claim 3, wherein the end of the screw is provided with a wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122824076.4U CN216231169U (en) | 2021-11-17 | 2021-11-17 | Scraper mechanism for screen printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122824076.4U CN216231169U (en) | 2021-11-17 | 2021-11-17 | Scraper mechanism for screen printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216231169U true CN216231169U (en) | 2022-04-08 |
Family
ID=80945701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122824076.4U Active CN216231169U (en) | 2021-11-17 | 2021-11-17 | Scraper mechanism for screen printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216231169U (en) |
-
2021
- 2021-11-17 CN CN202122824076.4U patent/CN216231169U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |