CN210973254U - Tension adjusting mechanism of heat insulation board gum transfer printing device - Google Patents
Tension adjusting mechanism of heat insulation board gum transfer printing device Download PDFInfo
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- CN210973254U CN210973254U CN201921663123.8U CN201921663123U CN210973254U CN 210973254 U CN210973254 U CN 210973254U CN 201921663123 U CN201921663123 U CN 201921663123U CN 210973254 U CN210973254 U CN 210973254U
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- driving roller
- driving
- fixing block
- roller
- driven
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Abstract
The utility model belongs to the technical field of heat preservation plate production equipment, in particular to a tension adjusting mechanism of a heat preservation plate gum transfer printing device, which comprises a bracket and an adjusting unit on the bracket, wherein the adjusting unit comprises a driving roller, a driven roller and a suction plate arranged between the driving roller and the driven roller, the end part of the driving roller is provided with a driving roller fixing block, the driving roller fixing block and the corresponding part of the bracket keep sliding fit in the vertical direction, the corresponding part on the bracket is provided with an active driving device for controlling the upper and lower positions of the driving roller fixing block, the driving roller fixing block is provided with a driving device for driving the driving roller to rotate, the corresponding part on the bracket is provided with a driven driving device, the output end of the driven driving device is connected with the end part of the driven roller, the upper end surface of the suction plate is a cambered surface, the upper end surface of the suction plate is provided with a plurality of air suction ports, the, the required space is small, and the quality of gum transfer printing is improved.
Description
Technical Field
The utility model belongs to the technical field of the heated board production facility, concretely relates to heated board gum rendition device's tension adjustment mechanism.
Background
The compound insulation cotton is a common insulation cover of a high-speed train carriage, the general compound insulation board comprises an outer aluminum foil layer and an inner sponge insulation layer, the sponge insulation layer is directly made of insulation sponge, and a gum layer is arranged on the surface of the sponge insulation layer, so that the compound insulation cotton is conveniently bonded and installed on a train body. The heat preservation cotton back glue layer is generally produced by a transfer printing method, the back glue is coated on a continuous paper tape, then a series of treatments such as drying and rolling are carried out, glue films are formed on the paper tape by the glue, a back glue paper tape is obtained, then the glue films on the back glue paper tape are transferred to heat preservation cotton by transfer printing equipment, the glue films are separated from the back glue paper tape and are adhered to the heat preservation cotton, and the back glue layer of the sponge heat preservation layer is obtained. In the transferring process, a guide roller mechanism on the transferring equipment is required to guide the back gummed paper tape, and the front surface of the back gummed paper tape is provided with a glue film, so that the guide roller can only contact with the guide roller by the back surface, therefore, the traditional S-shaped winding method (the back gummed paper tape is wound on the guide roller in an S-shaped structure) cannot be used, the back gummed paper tape can only pass through the upper surface of the guide roller and is in contact with the guide roller by the back surface, the guide roller mechanism cannot effectively limit the insulated paper tape, in addition, the upper position and the lower position of a certain part of the back gummed paper tape can only be controlled by singly changing the upper position and the lower position of the guide roller, and the tension of the back gummed paper tape is adjusted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem to above-mentioned defect, the tension adjustment mechanism of heated board gum rendition device, the tension of adjustable gum, required space is little, improves the quality of gum rendition.
The utility model provides a technical scheme that its technical problem adopted as follows:
the tension adjusting mechanism of the heat-insulating plate gum transfer printing device comprises a bracket and an adjusting unit on the bracket, it is characterized in that the adjusting unit comprises a driving roller, a driven roller and a suction plate positioned between the driving roller and the driven roller, the end part of the driving roller is provided with a driving roller fixing block, the driving roller fixing block is in sliding fit with the corresponding part of the bracket in the vertical direction, the corresponding part of the bracket is provided with a driving device for controlling the upper and lower positions of the driving roller fixing block, the driving roller fixing block is provided with a driving device for driving the driving roller to rotate, the corresponding part of the bracket is provided with a driven driving device for driving the driven roller to rotate, the output end of the driven driving device is connected with the end part of the driven roller, the end part of the driven roller is rotatably matched with the joint of the output end of the driven driving device, the upper end surface of the suction plate is a cambered surface, a plurality of air suction ports are arranged on the upper end surface of the suction plate, the suction plate is connected with an air extractor, and the end part of the suction plate is connected with the corresponding part of the support.
Furthermore, the support is provided with a vertical sliding groove corresponding to the driving roller fixing block, the side edge of the driving roller fixing block is embedded into the sliding groove and is in sliding fit with the sliding groove, and the end part of the driving roller is in rotatable fit with the driving roller fixing block through a driving roller bearing.
Furthermore, the driving device is a frequency modulation motor, the frequency modulation motor is fixed on a driving roller fixing block, and the output end of the frequency modulation motor is in transmission connection with one end of the driving roller through a gear transmission mechanism.
Further, the rotation speed of the driving roller is consistent with the advance speed of the gum.
Furthermore, the active driving device and the passive driving device are both cylinders.
Furthermore, a cavity is arranged in the suction plate, the air suction hole is communicated with the cavity, a connector for communicating the cavity with the outside is arranged on the suction plate, and the connector is connected with an air suction device through a pipeline.
The utility model has the advantages that: by adopting the scheme, the flexible adjustment of the tension on the gum paper tape is realized in a very small space, the gum paper tape is enabled to be stably conveyed, the quality and the precision of gum transfer printing forming are improved, the gum paper tape is limited by the adsorption of negative pressure, the gum paper tape is prevented from being separated from the tension adjusting structure, the gum paper tape is prevented from being loosened in conveying, the gum paper tape is attached to the tension adjusting structure, the gum paper tape is enabled to be in a tensioning state, the gum paper tapes are prevented from being adhered to each other or other places due to the loosening, and the waste of gum is avoided.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
Fig. 1 is a side view of an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of a fixing block of a driving roll according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a suction plate according to an embodiment of the present invention.
Fig. 4 is a schematic view of the fitting position of the suction plate and the bracket according to another embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a passive driving cylinder according to another embodiment of the present invention.
Wherein: the device comprises a support 1, a sliding chute 11, a driving roller 2, a driving roller fixing block 21, a driving cylinder 22, a driven roller 3, a driven driving cylinder 31, a suction plate 4, an air suction port 41, a suction plate fixing block 42 and a transverse cylinder 5.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1: referring to fig. 1-3, a tension adjusting mechanism of a heat insulation board gum transfer printing device comprises a bracket 1 and an adjusting unit on the bracket 1, wherein the adjusting unit comprises a driving roller 2, a driven roller 3 and a suction plate 4 arranged between the driving roller 2 and the driven roller 3, a driving roller fixing block 21 is arranged at the end part of the driving roller 2, the driving roller fixing block 21 is in sliding fit with the bracket 1 in the vertical direction, a vertical sliding groove 11 is arranged at the position corresponding to 21 on the bracket 1, the side edge of the driving roller fixing block 21 is embedded into the sliding groove 11 and is in sliding fit with the sliding groove 11, the end part of the driving roller 2 is in rotatable fit with the driving roller fixing block through a driving roller bearing, a driving cylinder 22 for controlling the upper and lower positions of the driving roller fixing block 21 is arranged at the corresponding position on the bracket 1, the output end of the driving cylinder 22 is connected with the driving roller fixing block 21, a frequency modulation, the frequency modulation motor is fixed on the drive roll fixed block, the output end accessible gear drive of frequency modulation motor is connected with the one end transmission of drive roll, it is equipped with passive drive actuating cylinder 31 to correspond passive roller 2 department on the support 1, the tip of passive roller 3 is connected to the output of passive drive actuating cylinder 31, and the junction of the tip of passive roller 3 and the output of passive drive actuating cylinder 31 passes through bearing rotatable fit, the up end of suction disc 4 is the cambered surface, the up end of suction disc 4 is equipped with a plurality of induction ports 41, the inside of suction disc 4 is the cavity, induction port 41 intercommunication cavity, a suction disc 4 tip is equipped with the interface that communicates cavity and outside, the interface passes through the pipeline and is connected the outside suction pump that sets up, the both ends tip of suction disc 4 is fixed on support 1.
Along the conveying direction of the back adhesive tape, the driving roller is positioned at the rear side of the driven roller, the setting height of the driving roller is lower than that of the driven roller, and a height difference exists between the driving roller and the driven roller, so that when the back adhesive tape sequentially passes through the driven roller, the suction plate and the driving roller, the back adhesive tape can be in full contact with the driven roller, the suction plate and the driving roller, the driving roller is positioned behind the driving roller, the friction force on the back adhesive tape can enable the back adhesive tape to drive the driven roller to rotate, the guiding traction quality of the back adhesive tape is improved, the rotating speed of the driving roller is consistent with the advancing speed of the back adhesive, the back adhesive tape is enabled to be in a tensioning state, the back adhesive tape is prevented from being loosened, the rotating speed of the driving roller can be flexibly controlled by a frequency modulation motor and is consistent with the conveying speed of the back adhesive tape, the height of the driving roller can be flexibly adjusted by the driving cylinder, the height of the driven roller can be adjusted by the driven cylinder, the height difference exists between the suction plates, the air suction port of the suction plate has suction force, when the back adhesive tape passes by the surface of the suction plate, the back gummed paper tape can be firmly adsorbed on the surface of the suction plate, the adsorption of the back gummed paper tape at the suction plate degree does not influence the conveying of the back gummed paper tape, the suction plate has a positioning function on the back gummed paper tape, the cambered surface structure of the suction plate promotes the smooth contact surface of the back gummed paper tape and the suction plate in the adjustment process, the back gummed paper tape is prevented from being damaged, the back gummed paper tape can be S-shaped at the tension adjusting mechanism by adjusting the heights of the driving roller and the driven roller, the adjusting structure has simple structure, realizes the flexible and rapid adjustment of the tension of the backing adhesive paper tape, improves the efficiency and the quality of the backing adhesive transfer printing, and the adhesive tape is limited, so that the adhesive tape is prevented from being loosened from the suction plate, adhesive films are prevented from being bonded with each other, and waste of the adhesive tape is avoided.
Example 2: the difference between this embodiment and embodiment 1 is that, referring to fig. 4, the end portions of the two ends of the suction plate 4 are provided with suction plate fixing blocks 42, the corresponding positions of the supports 1 of the suction plate fixing blocks 42 keep longitudinal sliding fit, the corresponding positions of the supports are provided with suction plate adjusting cylinders connected with the suction plate fixing blocks 42, the upper and lower positions of the suction plates are adjustable, the adjusting range of the tension adjusting mechanism is further improved, and the using effect is improved.
Example 3: the difference between this embodiment and embodiment 1 lies in, refer to fig. 5, the end of passive actuating cylinder 31 is articulated with the support department of correspondence, is equipped with horizontal cylinder 5 on the support, and the end of horizontal cylinder 5 is articulated with the support, and the output of horizontal cylinder 5 and the body swing joint of passive actuating cylinder 31, through horizontal cylinder adjustable passive actuating cylinder and vertical contained angle, realize then adjusting the horizontal position of driven roller, realize this tension adjustment mechanism amplitude of adjustment's further expansion, improve the adjustment effect.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the techniques of the present invention are substantially any simple modification and equivalent changes to the above embodiments, all falling within the protection scope of the present invention.
Claims (6)
1. A tension adjusting mechanism of a heat insulation plate gum transfer printing device comprises a support and an adjusting unit arranged on the support, and is characterized in that the adjusting unit comprises a driving roller, a driven roller and a suction plate arranged between the driving roller and the driven roller, the end part of the driving roller is provided with a driving roller fixing block, the driving roller fixing block and the support are correspondingly and vertically kept in sliding fit, the support is correspondingly provided with a driving device for controlling the vertical position of the driving roller fixing block, the driving roller fixing block is provided with a driving device for driving the driving roller to rotate, the support is provided with a driven driving device corresponding to the driven roller, the output end of the driven driving device is connected with the end part of the driven roller, the joint of the output end of the driven roller and the output end of the driven driving device can be in rotating fit, the upper end surface of the suction plate is a cambered surface, the upper end surface of the suction plate is provided with, the end part of the suction plate is connected with the corresponding part of the bracket.
2. The tension adjusting mechanism of the heat-insulating plate gum transfer printing device according to claim 1, wherein a vertical sliding groove is formed in the support corresponding to the driving roller fixing block, the side edge of the driving roller fixing block is embedded into the sliding groove and is in sliding fit with the sliding groove, and the end portion of the driving roller is in rotatable fit with the driving roller fixing block through a driving roller bearing.
3. The tension adjusting mechanism of the heat-insulating plate gum transfer printing device according to claim 1, wherein the driving device is a frequency-modulation motor, the frequency-modulation motor is fixed on a fixing block of a driving roller, and an output end of the frequency-modulation motor is in transmission connection with one end of the driving roller through a gear transmission mechanism.
4. The tension adjusting mechanism of the insulation board gum transfer printing device according to claim 1, wherein the rotation speed of the driving roller is consistent with the advancing speed of the gum.
5. The tension adjusting mechanism of the heat-insulating plate gum transfer printing device according to claim 1, wherein the active driving device and the passive driving device are both air cylinders.
6. The tension adjusting mechanism of the heat-insulating plate gum transfer printing device according to claim 1, wherein a cavity is arranged in the suction plate, the suction hole is communicated with the cavity, a connector for communicating the cavity with the outside is arranged on the suction plate, and the connector is connected with an air extractor through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663123.8U CN210973254U (en) | 2019-09-30 | 2019-09-30 | Tension adjusting mechanism of heat insulation board gum transfer printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663123.8U CN210973254U (en) | 2019-09-30 | 2019-09-30 | Tension adjusting mechanism of heat insulation board gum transfer printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210973254U true CN210973254U (en) | 2020-07-10 |
Family
ID=71444032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921663123.8U Expired - Fee Related CN210973254U (en) | 2019-09-30 | 2019-09-30 | Tension adjusting mechanism of heat insulation board gum transfer printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210973254U (en) |
-
2019
- 2019-09-30 CN CN201921663123.8U patent/CN210973254U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20210930 |