CN216785235U - Flat screen printing machine - Google Patents
Flat screen printing machine Download PDFInfo
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- CN216785235U CN216785235U CN202220404751.XU CN202220404751U CN216785235U CN 216785235 U CN216785235 U CN 216785235U CN 202220404751 U CN202220404751 U CN 202220404751U CN 216785235 U CN216785235 U CN 216785235U
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- tensioning
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- tension
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- 238000010021 flat screen printing Methods 0.000 title claims abstract description 18
- 239000004744 fabric Substances 0.000 claims abstract description 76
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 20
- 238000013016 damping Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007639 printing Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 239000004753 textile Substances 0.000 abstract description 3
- 238000004043 dyeing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a flat screen printing machine relates to textile printing's technical field, including frame, transmission band, feed roll and discharge roller, the transmission band is located the frame, the feed roll rotate install in the feed end of frame, the discharge roller rotate install in the discharge end of frame, the feed end of frame is provided with the adjusting device who is used for adjusting fabric tension, adjusting device is located the feed roll is close to one side of frame discharge end, the fabric tensioning in adjusting device. The tension adjusting device has the effect that when the tension of the fabric is reduced due to long-time transmission, the feeding amount of the fabric at the feeding end is controlled by the operation adjusting device, so that the tension of the fabric is adjusted.
Description
Technical Field
The application relates to the technical field of textile printing, in particular to a flat screen printing machine.
Background
The flat screen printing machine is an important production device in the textile printing and dyeing industry, the fabric is conveyed by a rubber conveying belt to move, when the fabric on the conveying belt is stably stopped at a position aligned with a printing flat screen, a flat screen frame is pressed and tightly attached to the fabric, a thin round magnetic steel bar placed in the screen frame is driven by a magnetic field controller below the conveying belt to roll in a reciprocating mode, and the pigment placed in the flat screen is printed and dyed on the fabric through a hollowed-out pattern. And lifting the screen frame, conveying the fabric to the next screen frame position by the conveying belt, stopping stably, starting printing and dyeing of a second color pattern, and repeating the steps and performing continuous operation.
For example, chinese patent with an authorization publication number of CN205498262U and an application date of 2016, 3, 15 discloses a flat screen printing machine, which comprises a frame, wherein a transmission belt for conveying a base fabric and a delivery roller for rolling a fabric to be printed are arranged on the frame, and a pressing member for pressing the fabric to be printed onto the base fabric is arranged on the frame, so that a double-layer fabric can be automatically pressed.
With respect to the related art among the above, the inventors consider that the following drawbacks exist:
if the continuous transmission time is too long, the tension of the fabric may change due to system errors and other factors in the transmission process, and the transmission rollers at the feeding end and the discharging end may not be capable of tensioning the fabric any more, so that when the flat screen frame is pressed down and tightly attached to the fabric, partial overlapping or displacement of the fabric may be caused. Thereby misaligning the printing.
SUMMERY OF THE UTILITY MODEL
In order that the tension of the fabric does not vary too much during transport, the present application provides a flat screen printing machine.
The application provides a flat screen printing machine adopts following technical scheme:
the utility model provides a flat screen printing machine, includes frame, transmission band, feed roll and discharge roller, the transmission band is opened and is located the frame, the feed roll rotate install in the feed end of frame, the discharge roller rotate install in the discharge end of frame, the feed end of frame is provided with the adjusting device who is used for adjusting fabric tension, adjusting device is located the feed roll is close to one side of frame discharge end, the fabric tensioning in adjusting device.
By adopting the technical scheme, when the fabric stretched between the feeding roller and the discharging roller is not in a tensioning state any more, the adjusting device is operated at the feeding end, the feeding amount of the fabric is controlled, and the discharging speed of the discharging end is matched to adjust the tension of the fabric so as to enable the fabric to be in the tensioning state again.
Optionally, the adjusting device includes a positioning component and a tensioning component, the positioning component and the tensioning component are both installed on the frame, the positioning component and the tensioning component are arranged in a gap, the positioning component abuts against the lower surface of the fabric, and the tensioning component abuts against the upper surface of the fabric.
By adopting the technical scheme, the fabric is clamped between the positioning component and the tensioning component, the fabric conveyed by the feeding roller cannot directly enter a processing part of the printing machine but is clamped by the positioning component and the tensioning component, and the feeding amount of the fabric is controlled by operating the positioning component and the tensioning component.
Optionally, the positioning assembly comprises a positioning roller, an installation shaft and a mounting frame, the mounting frame is arranged on one side of the rack, the installation shaft is slidably arranged on the mounting frame along the vertical direction, and the positioning roller is rotatably arranged on the installation shaft.
Through adopting above-mentioned technical scheme, the lower surface contact of registration roller and fabric to rotate along with the gos forward of fabric, play the effect of direction, location, the installation axle slides along vertical direction and sets up, is used for coordinating the different thickness of different fabrics on the one hand, and on the other hand also can play certain adjustment effect to fabric tension.
Optionally, the highest sliding position of the mounting shaft is lower than the feeding roller.
Through adopting above-mentioned technical scheme, no matter which position is slided to along vertical direction to the installation axle, can be less than the feed roll all the time, like this, the fabric that the feed roll carried into can tend to be closer to locating component more under the effect of gravity, and transmission effect is better, thereby can not reverse the feed end of deviating from the frame that slides.
Optionally, a screw rod is installed to the mounting bracket thread, the screw rod is vertically arranged, the upper end of the screw rod extends out of the mounting bracket, a handle is arranged at the top end of the screw rod, and one end of the mounting shaft is in threaded connection with the screw rod.
Through adopting above-mentioned technical scheme, operating handle rotating screw rod because the installation axle can't make circumferential direction along the screw thread, consequently the installation axle can be followed vertical direction and slided and go up and down.
Optionally, the tensioning assembly comprises a tensioning roller, a tensioning shaft and a tensioning frame, the tensioning frame is arranged on one side of the frame, the tensioning shaft is fixedly connected to the tensioning frame, and the tensioning roller is rotatably installed on the tensioning shaft.
Through adopting above-mentioned technical scheme, the last surface contact of tensioning roller and fabric only needs the rotational speed of control tensioning roller, makes the rotational speed of tensioning roller asynchronous with the rotational speed of discharge roller, and the fabric will change at the volume of advancing of feed end, and the fabric is inconsistent at the transmission speed of feed end with the discharge end, and the tension of fabric will change.
Optionally, damping blocks are arranged at two ends of the tensioning shaft, and two ends of each damping block are clamped by the tensioning roller and the tensioning frame.
By adopting the technical scheme, in the process of conveying the fabric, the tensioning roller is difficult to freely rotate due to the existence of the damping block, so that the tensioning roller cannot synchronously rotate with the positioning roller; when the tension of the fabric between the tension roller and the discharge roller is reduced, the tension roller is rotated by overcoming the resistance generated by the damping block, so that the rotation direction of the tension roller is opposite to that of the feed roller, even if the fabric is partially retracted on the tension roller, the fabric between the tension roller and the discharge roller can be tensioned again.
Optionally, the peripheral wall of the tension roller is rough.
Through adopting above-mentioned technical scheme, on the one hand, be convenient for rotate the tensioning roller, on the other hand, when tensioning roller antiport, utilize the frictional force on tensioning roller surface to make the fabric on the tensioning roller roll back.
To sum up, the application comprises the following beneficial technical effects:
when the tension of the fabric is reduced due to long-time transmission, the adjusting device is operated to control the feeding amount of the fabric at the feeding end, so that the tension of the fabric is adjusted.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a schematic structural diagram of the positioning assembly of the present application.
Figure 3 is a schematic illustration of an exploded structure of the tension assembly of the present application.
Description of the reference numerals: 100. a frame; 110. a conveyor belt; 120. a feed roll; 130. a discharging roller; 200. a positioning assembly; 210. a positioning roller; 220. installing a shaft; 230. a mounting frame; 231. a sliding groove; 300. a tension assembly; 310. a tension roller; 320. tensioning the shaft; 330. a tension frame; 400. a screw; 410. a handle; 500. a damping block.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses printing with a flat screen, refer to fig. 1, including frame 100, transmission band 110, feed roller 120 and discharge roller 130, transmission band 110 opens and locates frame 100, and feed roller 120 rotates and installs in the feed end of frame 100, and discharge roller 130 rotates and installs in the discharge end of frame 100, and the axis of rotation of feed roller 120 and discharge roller 130 all is perpendicular to the pay-off direction. The feed end of the frame 100 is provided with an adjusting device which is positioned between the feed roll 120 and the discharge roll 130, and the fabric is tensioned on the feed roll 120, the adjusting device and the discharge roll 130. After a long period of fabric transport, the tension on the belt 110 may be reduced, and the adjustment mechanism is operated to place the fabric in tension again.
The adjusting device comprises a positioning assembly 200 and a tensioning assembly 300, wherein the positioning assembly 200 and the tensioning assembly 300 are arranged on one side of the machine frame 100, the positioning assembly 200 and the tensioning assembly 300 are arranged in a clearance mode, the positioning assembly 200 is arranged on one side of the feed roller 120, the tensioning assembly 300 is arranged on one side, away from the feed roller 120, of the positioning assembly 200, and the fabric is stretched between the positioning assembly 200 and the tensioning assembly 300. The fabric fed by the feed roller 120 cannot directly enter the processing portion of the printing machine, but passes through the positioning assembly 200 and the tensioning assembly 300, and the positioning assembly 200 and the tensioning assembly 300 are operated to control the feeding amount of the fabric so as to change the tension.
Referring to fig. 2, the positioning assembly 200 includes a positioning roller 210, an installation shaft 220 and two installation frames 230, the installation frames 230 are disposed on one side of the frame 100 close to the feeding end, the two installation frames 230 are arranged at intervals along the feeding direction perpendicular to the feeding direction, the tops of the two installation frames 230 are respectively provided with sliding grooves 231 along the vertical direction, two ends of the installation shaft 220 are respectively embedded into the two sliding grooves 231, the installation shaft 220 is parallel to the feeding roller 120, and the positioning roller 210 is rotatably installed on the installation shaft 220 and the rotation axis of the positioning roller 210 is the same as the rotation axis of the feeding roller 120. When the web is set on the registration roller 210, the registration roller 210 abuts against the lower surface of the web.
The screw rod 400 is installed to one of the mounting brackets 230 top thread, and the mounting bracket 230 is stretched out to the vertical setting and upper end of screw rod 400, and the lower extreme of screw rod 400 is located the groove 231 that slides, and the top of screw rod 400 is provided with handle 410, and handle 410's cross-section is the polygon, the rotation of being convenient for, and the one end and the screw rod 400 threaded connection of installation axle 220. The operating handle 410 rotates the screw 400, and the mounting shaft 220 cannot rotate circumferentially along the threads, so the mounting shaft 220 can slide vertically. When the mounting shaft 220 slides to the highest position, the level of the mounting shaft 220 is lower than that of the feed roller 120.
Referring to fig. 3, the tension assembly 300 includes a tension roller 310, a tension shaft 320, and two tension frames 330, the two tension frames 330 being arranged on a side of the frame 100 near the feeding end, the two tension frames 330 being arranged on a side of the mounting frame 230 away from the feeding roller 120, the two tension frames 330 being arranged at a distance from each other in a direction perpendicular to the feeding direction. The two ends of the tension shaft 320 are respectively fixedly connected to the two tension frames 330, and the tension roller 310 is rotatably mounted on the tension shaft 320. The tension roller 310 is parallel to the registration roller 210 and the rotational axis of the tension roller 310 is perpendicular to the feeding direction. When the fabric is stretched over the tension roller 310, the tension roller 310 abuts on the upper surface of the fabric.
The damping block 500 is sleeved at both ends of the tension shaft 320, in this embodiment, the damping block 500 is made of rubber material, and both ends of the damping block 500 are respectively clamped by the end surface of the tension roller 310 and the tension frame 330, so that the tension roller 310 receives a certain resistance when rotating.
The peripheral wall surface of the tension roller 310 is provided with unevenness.
When the fabric is normally conveyed, the tension roller 310 is in a static state, and the fabric overcomes the friction force on the surface of the tension roller 310; when the tension of the fabric between the tension roller 310 and the discharge roller 130 becomes small, the tension roller 310 is rotated against the resistance generated by the damping block 500 to make the rotation direction of the tension roller 310 opposite to that of the feed roller 120, and the fabric is partially retracted on the tension roller 310, so that the fabric between the tension roller 310 and the discharge roller 130 can be tensioned again.
The implementation principle of the flat screen printing machine in the embodiment of the application is as follows:
under the condition of long-time fabric transmission, when the fabric stretched between the feeding roller 120 and the discharging roller 130 is not in a tensioning state any more, the handle 410 can be operated to rotate the screw 400, so that the mounting shaft 220 can slide and lift along the vertical direction. Because the positioning roller 210 is in contact with the lower surface of the fabric, and the feeding roller 120 is higher than the positioning roller 210, the fabric can be lifted along with the lifting of the positioning roller 210, the height of the fabric is different, and the tension of the side of the fabric far away from the feeding roller 120 can be changed, so that the tension adjusting function is realized.
In addition, the tension roller 310 can be rotated against the resistance generated by the damping block 500, so that the rotation direction of the tension roller 310 is opposite to that of the feed roller 120, and since the tension roller 310 contacts with the upper surface of the fabric, the reverse rotation of the tension roller 310 can cause the fabric to retreat a part towards the positioning roller 210, so that the part of the fabric far away from the positioning roller 210 can be tensioned again, thereby increasing the tension.
In addition, the positioning assembly 200 and the tensioning assembly 300 can be operated simultaneously to cooperate with each other to better adjust the fabric tension.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A flat screen printing machine, includes frame (100), transmission band (110), feed roll (120) and discharge roller (130), transmission band (110) open locate frame (100), feed roll (120) rotate install in the feed end of frame (100), discharge roller (130) rotate install in the discharge end of frame (100), its characterized in that: the fabric tension adjusting device is characterized in that an adjusting device for adjusting the fabric tension is arranged at the feeding end of the rack (100), the adjusting device is located on one side, close to the discharging end of the rack (100), of the feeding roller (120), and the fabric is tensioned on the adjusting device.
2. A flat screen printing machine according to claim 1, wherein: the adjusting device comprises a positioning component (200) and a tensioning component (300), wherein the positioning component (200) and the tensioning component (300) are installed on the rack (100), the positioning component (200) and the tensioning component (300) are arranged in a clearance mode, the positioning component (200) abuts against the lower surface of the fabric, and the tensioning component (300) abuts against the upper surface of the fabric.
3. A flat screen printing machine according to claim 2, wherein: locating component (200) includes positioning roller (210), installation axle (220) and mounting bracket (230), mounting bracket (230) set up in frame (100) one side, installation axle (220) along vertical direction slide install in mounting bracket (230), positioning roller (210) rotate install in installation axle (220).
4. A flat screen printing machine according to claim 3, wherein: the highest sliding position of the mounting shaft (220) is lower than the feeding roller (120).
5. A flat screen printing machine according to claim 3, wherein: the mounting bracket (230) threaded mounting has screw rod (400), screw rod (400) vertical setting and upper end stretch out mounting bracket (230), the top of screw rod (400) is provided with handle (410), the one end of installation axle (220) with screw rod (400) threaded connection.
6. A flat screen printing machine according to claim 2, wherein: the tensioning assembly (300) comprises a tensioning roller (310), a tensioning shaft (320) and a tensioning frame (330), wherein the tensioning frame (330) is arranged on one side of the rack (100), the tensioning shaft (320) is fixedly connected to the tensioning frame (330), and the tensioning roller (310) is rotatably arranged on the tensioning shaft (320).
7. A flat screen printing machine according to claim 6, wherein: the two ends of the tensioning shaft (320) are provided with damping blocks (500), and the two ends of each damping block (500) are clamped by the tensioning roller (310) and the tensioning frame (330).
8. A flat screen printing machine according to claim 6, wherein: the peripheral wall of the tension roller (310) is roughly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220404751.XU CN216785235U (en) | 2022-02-25 | 2022-02-25 | Flat screen printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220404751.XU CN216785235U (en) | 2022-02-25 | 2022-02-25 | Flat screen printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785235U true CN216785235U (en) | 2022-06-21 |
Family
ID=82018327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220404751.XU Active CN216785235U (en) | 2022-02-25 | 2022-02-25 | Flat screen printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216785235U (en) |
-
2022
- 2022-02-25 CN CN202220404751.XU patent/CN216785235U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240329 Address after: 311800 Floor 1, Building 5A, No. 88, Taozhu North Road, Taozhu Street, Zhuji City, Shaoxing, Zhejiang Province Patentee after: Zhuji Xindesheng Printing and Dyeing Co.,Ltd. Country or region after: China Address before: No.18, wangjiahu Road, Taozhu street, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhuji Huadu Desheng Printing Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |