CN219727567U - Stepless magnetic table device for rotary screen printing - Google Patents
Stepless magnetic table device for rotary screen printing Download PDFInfo
- Publication number
- CN219727567U CN219727567U CN202320971736.8U CN202320971736U CN219727567U CN 219727567 U CN219727567 U CN 219727567U CN 202320971736 U CN202320971736 U CN 202320971736U CN 219727567 U CN219727567 U CN 219727567U
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- Prior art keywords
- magnetic
- magnetic table
- beam combining
- stepless
- combining piece
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- 238000010022 rotary screen printing Methods 0.000 title claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 238000007639 printing Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000007790 scraping Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Screen Printers (AREA)
Abstract
The utility model provides a stepless magnetic table device for rotary screen printing, which comprises a magnetic table beam combining piece and two guide bars which are arranged at the top end of the magnetic table beam combining piece and are opposite to each other from top to bottom, wherein the guide bar at the upper part is a fixed guide bar, and the guide bar at the lower part is a movable guide bar; the magnetic table beam combining piece below the movable guide bar is provided with a vertically arranged rocker arm, the upper end of the rocker arm is connected with the movable guide bar, the lower end of the rocker arm is hinged with an air cylinder, the bottom end of the magnetic table beam combining piece is fixedly provided with a guide rail seat, one end of the air cylinder, which is not hinged with the rocker arm, is fixedly provided with a guide shaft, the guide shaft is parallel to the magnetic table beam combining piece, the guide shaft is provided with a sliding block capable of sliding along the axial direction of the guide shaft, and the bottom of the sliding block is hinged with one end of the air cylinder, which is not hinged with the rocker arm. The utility model can realize the stepless magnetic force adjustment of the magnetic table by sliding the sliding block along the guide shaft.
Description
Technical Field
The utility model relates to the field of printing equipment, in particular to a stepless magnetic table device for rotary screen printing.
Background
The scraping device of the rotary screen printing machine is divided into two forms of blade scraping and magnetic bar scraping. Wherein the magnetic bar scraping printing is to put a steel bar in the cylinder, a magnetic table is arranged below the fabric, the magnetic table comprises a shell and a magnet arranged in the shell, and the steel bar is attracted by the magnet to apply pressure to color paste to finish printing.
The structure of the embossing machine magnetic table device of the authorized bulletin number CN214419898U is as follows: the magnetic table comprises a magnetic table support, wherein two support blocks which are symmetrically arranged left and right are arranged at the top end of the magnetic table support, an upper guide bar and a lower guide bar which are oppositely arranged up and down are arranged between the two support blocks, the upper guide bar is a fixed guide bar, and the lower guide bar is a movable guide bar; the bottom end of the magnetic table support is provided with a guide bar sliding transmission mechanism, the guide bar sliding transmission mechanism comprises a cylinder seat fixedly arranged at the bottom end of the magnetic table support, a cylinder hinged on the cylinder seat and a concave block fixedly arranged on a piston rod of the cylinder, the magnetic table support is provided with a through groove penetrating through the upper end and the lower end of the magnetic table support, a rocker arm is horizontally arranged in the through groove, the rocker arm is provided with a rocker arm, the lower end of the rocker arm is hinged with the concave block, and the upper end of the rocker arm is hinged with the lower guide bar; the bottom surface of the upper conducting bar is provided with a plurality of first magnetic blocks along the length direction of the upper conducting bar at equal intervals, the first magnetic blocks are arranged in staggered tiling mode according to different polarities, the top surface of the lower conducting bar is provided with a plurality of second magnetic blocks along the length direction of the lower conducting bar at equal intervals, the second magnetic blocks are arranged in staggered tiling mode according to different polarities, and the distance between the first magnetic blocks is equal to the distance between the second magnetic blocks. When the device works, a piston rod of the air cylinder stretches back and forth to drive the rocker arm to swing around the rocker arm shaft and drive the lower guide bar to slide back and forth along the length direction of the lower guide bar; when the lower guide bar slides to drive the second magnetic block to be aligned up and down with the first magnetic block and the polarities of the first magnetic block and the second magnetic block are opposite, the magnetic force of the magnetic table is maximum; when the lower guide bar slides to drive the second magnetic block to be aligned with the first magnetic block up and down and the polarities of the first magnetic block and the second magnetic block are the same, the magnetic force of the magnetic table is minimum.
The prior magnetic table device of the printing machine only adopts the air cylinder to adjust the position of the lower guide bar, and the air cylinder can only keep two positions of extension and retraction, so that the magnetic table can only be adjusted to be in two magnetic force states, and the magnetic force of the magnetic table can not be adjusted steplessly. In addition, the magnetic force of the magnetic table device of the conventional printing machine is not accurately and intuitively controlled.
Disclosure of Invention
The utility model provides a stepless magnetic table device for rotary screen printing, which can steplessly adjust the magnetic force of a magnetic table.
The stepless magnetic table device for rotary screen printing comprises a magnetic table beam combining piece and two guide bars which are arranged at the top end of the magnetic table beam combining piece in an up-down opposite mode, wherein each guide bar is arranged along the length direction of the magnetic table beam combining piece; the guide bars positioned above are fixed guide bars, and the guide bars positioned below are movable guide bars;
the fixed guide bar is fixedly provided with a plurality of first magnetic blocks which are distributed along the length direction at equal intervals, and the first magnetic blocks are staggered according to different polarities; the movable guide bar is fixedly provided with a plurality of second magnetic blocks which are distributed along the length direction at equal intervals, the second magnetic blocks are staggered according to different polarities, and the interval between the second magnetic blocks is equal to the interval between the first magnetic blocks;
the magnetic table beam combination piece is characterized in that a vertically arranged rocker arm is arranged on the magnetic table beam combination piece below the movable guide bar, the upper end of the rocker arm is connected with the movable guide bar, the lower end of the rocker arm is hinged with a cylinder arranged along the length direction of the magnetic table beam combination piece, a guide rail seat is fixedly arranged at the bottom end of the magnetic table beam combination piece, the guide rail seat is positioned at one end of the non-hinged rocker arm of the cylinder, a guide shaft is fixedly arranged on the guide rail seat, the guide shaft is parallel to the magnetic table beam combination piece, a sliding block capable of sliding along the axial direction of the guide shaft is arranged on the guide shaft, and the bottom of the sliding block is hinged with one end of the non-hinged rocker arm of the cylinder.
According to the stepless magnetic table device, the rocker arm can be driven to swing through the extension and retraction of the piston rod of the air cylinder, and the movable guide bar is driven to reciprocate along the length direction of the magnetic table beam combining piece, so that the magnetic force of the magnetic table can be rapidly switched between the magnetic force values of the two magnetic tables corresponding to the extending and retracting two position states of the piston rod of the air cylinder, the sliding block can be used for sliding along the guide shaft and driving the air cylinder to slide, the position of the air cylinder is regulated, and the magnetic force stepless regulation of the magnetic force of the magnetic table is realized according to the actual printing requirements.
Further, a screw rod is inserted on the guide rail seat in a threaded manner, the screw rod is parallel to the guide shaft, the screw rod is fixedly connected with the sliding block, and the position of the sliding block can be adjusted by rotating the screw rod. Furthermore, the bottom of the magnetic table beam combining piece is fixedly provided with a motor seat, a motor is installed on the motor seat, the screw rod is connected with the motor in a transmission way and driven by the motor to rotate, and when the magnetic force values of the two magnetic tables corresponding to the two position states of extension and retraction of the piston rod of the cylinder are required to be adjusted, the motor can be controlled to rotate at a low speed in a clicking way so as to drive the screw rod and the sliding block to slide. In a specific implementation, the motor is preferably a miniature direct current motor.
Further, the bottom end of the magnetic table beam combining piece is fixedly provided with a sensor mounting plate, a linear displacement sensor is mounted on the sensor mounting plate and is parallel to the magnetic table beam combining piece, and a pull rod of the linear displacement sensor is fixedly connected with the sliding block. Furthermore, the stepless magnetic table device for rotary screen printing further comprises a control system, wherein the control system comprises a control unit and a display unit electrically connected with the control unit, the linear displacement sensor is electrically connected with the control unit, and the control unit is electrically connected with the motor. The control unit is used for controlling the motor to run in a inching mode and converting the position signal detected by the linear displacement sensor into a magnetic force signal of the magnetic table in a calculating mode. The display unit is used for displaying the magnetic force signals of the magnetic table. According to the utility model, the motor can be controlled to rotate at a low speed through the inching of the control unit, the magnetic force values of the two magnetic tables corresponding to the two positions of the extension and retraction of the piston rod of the air cylinder are accurately regulated, and the position signals of the sliding block and the air cylinder detected by the linear displacement sensor can be used for visually displaying the real-time magnetic force of the magnetic table on the display unit through the control unit.
Further, the guide rail seats are two, and are respectively arranged at two ends of the guide shaft.
Drawings
FIG. 1 is a perspective view of a stepless magnetic table device for rotary screen printing according to the utility model, wherein the direction indicated by the arrow is the length direction of a magnetic table beam combination piece;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a front view of the stepless magnetic table device for rotary screen printing of the present utility model;
fig. 4 is a control block diagram between the linear displacement sensor, the control system and the motor of the present utility model.
Description of the embodiments
The following describes in detail the specific embodiments of the stepless magnetic table device for rotary screen printing according to the present utility model with reference to the accompanying drawings:
referring to fig. 1 to 3, a stepless magnetic table device for rotary screen printing comprises a magnetic table beam combining piece 10 and two guide bars (21, 22) which are arranged at the top end of the magnetic table beam combining piece 10 in an up-down opposite mode, wherein each guide bar (21, 22) is arranged along the length direction of the magnetic table beam combining piece; the guide bar 21 positioned above is a fixed guide bar, and the guide bar 22 positioned below is a movable guide bar;
the fixed guide bar 21 is fixedly provided with a plurality of first magnetic blocks which are distributed at equal intervals along the length direction, and the first magnetic blocks are staggered and tiled according to different polarities; the movable conducting bar 22 is fixedly provided with a plurality of second magnetic blocks which are distributed along the length direction at equal intervals, the second magnetic blocks are staggered and tiled according to different polarities, and the interval between the second magnetic blocks is equal to the interval between the first magnetic blocks;
the magnetic table beam combining piece 10 below the movable guide bar 22 is provided with a vertically arranged rocker arm 40, the upper end of the rocker arm 40 is connected with the movable guide bar 22, the lower end of the rocker arm is hinged with a cylinder 50 arranged along the length direction of the magnetic table beam combining piece 10, the bottom end of the magnetic table beam combining piece 10 is fixedly provided with a guide rail seat 60, the guide rail seat 60 is positioned at one end of the cylinder 50, which is not hinged with the rocker arm 40, the guide rail seat 60 is fixedly provided with a guide shaft 70, the guide shaft 70 is parallel to the magnetic table beam combining piece 10, the guide shaft 70 is provided with a sliding block 80 capable of sliding along the axial direction of the guide shaft, and the bottom of the sliding block 80 is hinged with one end of the cylinder 50, which is not hinged with the rocker arm 40.
The specific assembly structure between the magnetic table beam combining member 10 and the two conducting bars (21, 22), the specific assembly structure between the two conducting bars (21, 22) and the first magnetic block and the second magnetic block, and the specific assembly structure between the magnetic table beam combining member 10 and the rocker arm 40 of the present utility model are all related art, as shown in the patent of the issued publication number CN214419898U, and therefore, no illustration is provided. During printing, the piston rod 51 of the cylinder 50 stretches to drive the rocker arm 40 to swing, so that the movable guide bar 22 is driven to reciprocate along the length direction of the magnetic table beam combining piece 10; when the movable conducting bar 22 moves to the state that the second magnetic block of the movable conducting bar is aligned with the first magnetic block of the fixed conducting bar 21 up and down and the polarity of the first magnetic block is opposite to that of the corresponding second magnetic block, the magnetic force of the magnetic table is maximum; when the movable conducting bar 22 moves to the state that the second magnetic block is aligned with the first magnetic block of the fixed conducting bar 21 up and down and the polarities of the first magnetic block and the corresponding second magnetic block are the same, the magnetic force of the magnetic table is minimum; the piston rod 51 of the cylinder 50 extends and retracts to correspond to the two magnetic force values of the magnetic table, and the magnetic force of the magnetic table is rapidly switched between the two magnetic force values of the magnetic table through the telescopic movement of the piston rod 51 of the cylinder 50.
When the magnetic force values of the two magnetic tables corresponding to the two positions of the extension and retraction of the piston rod 51 of the air cylinder 50 need to be adjusted, the sliding block 80 can slide along the guide shaft 70 and drive the air cylinder 50 to slide, so that the position of the air cylinder 50 is adjusted, and as the maximum stroke of the air cylinder 50 is fixed, the position of the air cylinder 50 is changed, so that the positions of the movable guide bar 22 and the second magnetic block corresponding to the two positions of the extension and retraction of the piston rod 51 of the air cylinder 50 are changed, the magnetic force values of the two magnetic tables corresponding to the two positions of the extension and retraction of the piston rod 51 of the air cylinder 50 are changed, and the adjustment of the magnetic force values of the two magnetic tables corresponding to the two positions of the extension and retraction of the piston rod 51 of the air cylinder 50 is realized.
The stepless magnetic table device can realize the stepless magnetic table magnetic force adjustment by adjusting the two magnetic table magnetic force values corresponding to the two position states of the extension and retraction of the piston rod 51 of the cylinder 50 according to the printing actual demand on the basis of realizing the quick switching of the magnetic table magnetic force between the two magnetic table magnetic force values corresponding to the two position states of the extension and retraction of the piston rod 51 of the cylinder 50.
Further, referring to fig. 1 and 2, a screw rod 90 is inserted in the guide rail seat 60, the screw rod 90 is parallel to the guide shaft 70, the screw rod 90 is fixedly connected to the slider 80, and the position of the slider 80 can be adjusted by rotating the screw rod 90. Further, as shown in fig. 1 to 3, a motor base is fixedly arranged at the bottom end of the magnetic table beam combining piece 10, a motor 100 is mounted on the motor base, and the screw rod 90 is in transmission connection with the motor 100 and is driven to rotate by the motor 100. In an implementation, the motor 100 is preferably a miniature dc motor.
Further, as shown in fig. 1 to 3, the bottom end of the magnetic table beam combining member 10 is further fixedly provided with a sensor mounting plate 110, the sensor mounting plate 110 is provided with a linear displacement sensor 120, the linear displacement sensor 120 is parallel to the magnetic table beam combining member 10, and a pull rod 121 of the linear displacement sensor 120 is fixedly connected with the slider 80.
The stepless magnetic table device for rotary screen printing of the utility model further comprises a control system, wherein the control system comprises a control unit and a display unit electrically connected with the control unit, the linear displacement sensor 120 is electrically connected with the control unit, and the control unit is electrically connected with the motor 100 (as shown in fig. 4). The control unit is used for controlling the motor 100 to run in a inching mode, and converting the position signal detected by the linear displacement sensor 120 into a magnetic force signal of the magnetic table. The display unit is used for displaying the magnetic force signals of the magnetic table. According to the utility model, the motor 100 can be controlled to rotate at a low speed through the inching of the control unit, the magnetic force values of the two magnetic tables corresponding to the two positions of the piston rod 51 of the air cylinder 50, which are extended and retracted, can be regulated more accurately, and the position signals of the sliding block 80 and the air cylinder 50 detected by the linear displacement sensor 120 can be used for visually displaying the real-time magnetic force of the magnetic table on the display unit through the control unit.
Further, as shown in fig. 2 and 3, two guide rail seats 60 are provided at both ends of the guide shaft 70.
It should be understood by those skilled in the art that the present utility model may be embodied in many different forms without departing from the spirit or essential characteristics thereof.
Claims (7)
1. The stepless magnetic table device for rotary screen printing comprises a magnetic table beam combining piece and two guide bars which are arranged at the top end of the magnetic table beam combining piece in an up-down opposite mode, wherein each guide bar is arranged along the length direction of the magnetic table beam combining piece; the guide bars positioned above are fixed guide bars, and the guide bars positioned below are movable guide bars;
the fixed guide bar is fixedly provided with a plurality of first magnetic blocks which are distributed along the length direction at equal intervals, and the first magnetic blocks are staggered according to different polarities; the movable guide bar is fixedly provided with a plurality of second magnetic blocks which are distributed along the length direction at equal intervals, the second magnetic blocks are staggered according to different polarities, and the interval between the second magnetic blocks is equal to the interval between the first magnetic blocks;
the magnetic table beam combining piece below the movable guide bar is provided with a vertically arranged rocker arm, the upper end of the rocker arm is connected with the movable guide bar, the lower end of the rocker arm is hinged with an air cylinder arranged along the length direction of the magnetic table beam combining piece, and the magnetic table beam combining piece is characterized in that: the bottom of magnetic table roof beam conjunction has set firmly the guide rail seat, the guide rail seat is located the not articulated rocking arm one end of cylinder, and set firmly the guiding axle on the guide rail seat, the guiding axle is on a parallel with magnetic table roof beam conjunction sets up, install the slider that can take place to slide along its axial on the guiding axle, the bottom of slider with the not articulated rocking arm one end of cylinder articulates.
2. A stepless magnetic table device for rotary screen printing according to claim 1, characterized in that: the guide rail seat is provided with a screw rod in a threaded manner, the screw rod is parallel to the guide shaft, and the screw rod is fixedly connected with the sliding block.
3. A stepless magnetic table device for rotary screen printing according to claim 2, characterized in that: the bottom of magnetic table roof beam conjunction has set firmly the motor cabinet, install the motor on the motor cabinet, the lead screw with motor drive is connected and by motor drive rotates.
4. A stepless magnetic table device for rotary screen printing according to claim 3, characterized in that: the motor adopts a miniature direct current motor.
5. A stepless magnetic table device for rotary screen printing according to claim 3, characterized in that: the bottom of the magnetic table beam combining piece is fixedly provided with a sensor mounting plate, a linear displacement sensor is mounted on the sensor mounting plate and is parallel to the magnetic table beam combining piece, and a pull rod of the linear displacement sensor is fixedly connected with the sliding block.
6. The stepless magnetic table device for rotary screen printing of claim 5, wherein: the linear displacement sensor is electrically connected with the control unit, and the control unit is electrically connected with the motor.
7. A stepless magnetic table device for rotary screen printing according to claim 1, characterized in that: the guide rail seats are two and are respectively arranged at two ends of the guide shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320971736.8U CN219727567U (en) | 2023-04-26 | 2023-04-26 | Stepless magnetic table device for rotary screen printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320971736.8U CN219727567U (en) | 2023-04-26 | 2023-04-26 | Stepless magnetic table device for rotary screen printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219727567U true CN219727567U (en) | 2023-09-22 |
Family
ID=88027296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320971736.8U Active CN219727567U (en) | 2023-04-26 | 2023-04-26 | Stepless magnetic table device for rotary screen printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219727567U (en) |
-
2023
- 2023-04-26 CN CN202320971736.8U patent/CN219727567U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |