CN213035126U - Calender with roller surface temperature compensation device - Google Patents
Calender with roller surface temperature compensation device Download PDFInfo
- Publication number
- CN213035126U CN213035126U CN202021249437.6U CN202021249437U CN213035126U CN 213035126 U CN213035126 U CN 213035126U CN 202021249437 U CN202021249437 U CN 202021249437U CN 213035126 U CN213035126 U CN 213035126U
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- Prior art keywords
- roller
- surface temperature
- temperature compensation
- oil
- calender
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- 238000003672 processing method Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 238000003490 calendering Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 6
- 239000004800 polyvinyl chloride Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000000071 blow moulding Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a calender with roller surface temperature compensation arrangement relates to calendering manufacture equipment technical field, which comprises a frame, the frame is provided with oil circulation return circuit and roller surface temperature compensation arrangement, oil circulation return circuit includes motor gear pump and the oil tank that connects gradually, the oil filter, the oil distributor, the switching-over valve, the roller with return oil pipe, the both ends of roller are passed through the bearing and are connected in the frame, roller surface temperature compensation arrangement is including laser thermometer group and arc infrared ray banks spare, still be provided with first branch and second branch in the frame, laser thermometer group sets up on the first branch, arc infrared ray banks spare sets up on the second branch. The utility model discloses an useful part is through the method of real time monitoring and simple temperature compensation heating, guarantees the horizontal all surface temperature homogeneous of roller to solve the inhomogeneous problem of the horizontal thickness of film that arouses because of roller surface temperature difference, promote the quality.
Description
Technical Field
The utility model belongs to the technical field of polyvinyl chloride film production facility technique and specifically relates to a calender with roller surface temperature compensation arrangement.
Background
Polyvinyl chloride film is a synthetic material widely used in the world today, and is used in all aspects of life. POLYVINYL CHLORIDE FILMs, commonly known as POLYVINYL CHLORIDE FILM, are made from POLYVINYL CHLORIDE resin and other modifiers by calendering or blow molding. The calendering process mainly uses a calender, namely a machine for compacting and extending mixed rubber or plastic, a roller is a main part for calendering and molding, the quality of a product is controlled by the roller to a great extent, the product has enough strength, rigidity, hardness, wear resistance and corrosion resistance, the used material also has good thermal conductivity, and one important parameter is the surface temperature of the roller. Because the two ends of the roller are easier to radiate heat than the middle part, the temperature at the two ends of the roller is lower than that at the middle part, and the surface of the roller has temperature difference (when the temperature difference is more than 5 ℃) to cause the uneven thermal expansion of the roller, thereby causing the phenomenon that the thickness of the two ends of the film in the transverse direction is increased. The traditional roller is divided into a hollow type roller and a drilled hole type roller, the hollow type roller is heated by steam or electric heating rod radiation, a huge boiler is required for steam heating, the energy consumption is high, the electric heating rod radiation heating has the defects of uneven heating and slow temperature rise, and the temperature of the middle part is often higher than that of the two ends; the drilling roller is difficult to process and high in manufacturing cost, if hot oil is used as a medium, the main defect is that the leakage pollutes the environment, if hot water is used as the medium, scaling is strictly prevented, and the equipment investment cost is higher. Therefore, it is necessary to research a calender with a roller surface temperature compensation device, a hollow roller processing mode with low manufacturing cost is adopted, temperature detection and infrared lamps are additionally arranged, and when the temperature difference between the middle parts of the two ends is monitored to be more than 5 ℃, the infrared lamps are turned on to heat the two ends until the temperature is consistent with the temperature of the middle part. The device can reduce the cost and ensure the production quality of the polyvinyl chloride film.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes shortcoming among the prior art provides a calender with roller surface temperature compensation device, and well cavity formula roller processing is simple relatively, and the cost of manufacture is low, and the roller surface adds temperature compensation device, can real time monitoring to each section temperature of roller, in time feedback and adjustment for the roller keeps even stable temperature, and it is guaranteed to film production quality.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a calender with roller surface temperature compensation arrangement, includes the frame, the frame is provided with oil circulation circuit and roller surface temperature compensation arrangement, oil circulation circuit includes motor gear pump and the oil tank that connects gradually, oil filter, oil content distributor, switching-over valve, roller and time oil pipe, the both ends of roller are passed through the bearing and are connected in the frame, roller surface temperature compensation arrangement is including laser thermoscope group and arc infrared lamp subassembly, still be provided with first branch and second branch in the frame, laser thermoscope group sets up on the first branch, arc infrared lamp subassembly sets up on the second branch.
Preferably, the roller is a roller processed by a hollow processing method.
Preferably, the laser thermometer group comprises a first laser thermometer, a second laser thermometer and a third thermometer, and the first laser thermometer, the second laser thermometer and the third thermometer are perpendicular to the roller excircle tangent line.
Preferably, the arc-shaped infrared lamp assembly comprises a first arc-shaped infrared lamp set and a second arc-shaped infrared lamp set.
Preferably, the first arc infrared lamp group and the second arc infrared lamp group respectively comprise three lamp tubes distributed in an arc array.
Compared with the prior art, the beneficial effects of the utility model are that:
firstly, the temperature compensation device of the utility model is provided with a temperature monitoring device which directly monitors the temperature of the outer surface of each section of the roller in real time and can further adjust the control of an oil temperature circulation loop through real-time monitoring; secondly, the surface temperature of the roller is detected in three sections through the components of the laser thermometer, if the temperature of two ends is detected to be lower than the temperature of the middle section due to fast heat dissipation, the infrared lamp groups at the two ends of the roller can be opened in time to carry out local heating on the two ends of the roller, so that the temperature of the roller is ensured to be uniform and to be kept balanced; and finally, a hollow roller processing method is adopted, so that the production cost and the maintenance cost are reduced, the boiler equipment cost required to be input by the traditional steam heating is avoided by adopting oil temperature heating, and the scaling prevention cost required to be input by using water as a medium is also avoided.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the invention, and do not constitute a limitation on the invention, in which:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the hollow roller, the laser thermometer group and the first arc infrared lamp group.
In the figure: 100-frame, 10-motor gear pump, 11-oil tank, 12-oil filter, 13-oil distributor, 14-reversing valve, 15-roller, 101-bearing, 102-oil return pipe, 110-laser thermometer group, 111-first laser thermometer, 112-second laser thermometer, 113-third laser thermometer, 120-arc infrared lamp component, 121-first arc infrared lamp group, 122-second arc infrared lamp group, 114-first support rod, and 123-second support rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1 and 2, a calender with a roller surface temperature compensation device comprises a roller 15 and a frame 100 processed by a hollow processing method, wherein two ends of the roller 15 are connected to the frame 100 through bearings 101, the roller 15 is a ring of an oil temperature circulation loop, oil circuit circulation is specifically that hot oil passes through a motor gear pump 10 to be used as power, enters the roller 15 from an oil inlet through an oil filter 12, an oil distributor 13 and a reversing valve 14, and then flows back to an oil tank 11 through an oil return pipe 102, so that a closed loop is formed, the hot oil can be circulated and used, the sealing technology of the end surface of the roller 15 is relatively mature, and details are not described herein. The method comprises the following steps that hot oil preheats a roller 15 before a calender operates until the temperature rises to a preset temperature, when the calender starts to operate, a laser thermometer group 110 can monitor the temperature of each section of the surface of the roller 15 in real time, when a first laser thermometer 111 or a third laser thermometer 113 detects that the temperature difference between the two ends of the roller 15 and the temperature detected by a second laser thermometer 112 is larger than 5 ℃, a corresponding first arc-shaped infrared lamp group 121 or a corresponding second arc-shaped infrared lamp group 122 can be started, and the low-temperature section of the roller 15 is rapidly and locally heated until the temperature is consistent with the temperature detected by the middle section of the roller 15; the rack 100 is further provided with a first supporting rod 114 and a second supporting rod 123, two ends of the first supporting rod 114 and the second supporting rod 123 are fixed on the rack 100 by welding, the laser thermometer group 110 is fixed on the first supporting rod 114 by screwing, and the arc infrared lamp assembly 120 is also fixed on the second supporting rod 123 by screwing.
In addition, the first laser thermometer 111, the second laser thermometer 112 and the third thermometer 123 are perpendicular to the tangent of the outer circle of the roller 15, which is beneficial to keeping the accuracy of the measured temperature values of the three, and the first arc-shaped infrared lamp group 121 and the second arc-shaped infrared lamp group 122 both comprise three lamp tubes distributed in an arc-shaped array, which is beneficial to keeping the heating uniformity.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (5)
1. The calender with the roller surface temperature compensation device is characterized by comprising a rack, wherein the rack is provided with an oil circulation loop and the roller surface temperature compensation device, the oil circulation loop comprises a motor gear pump, an oil tank, an oil filter, an oil distributor, a reversing valve, a roller and an oil return pipe which are sequentially connected, two ends of the roller are connected to the rack through bearings, the roller surface temperature compensation device comprises a laser thermometer group and an arc infrared lamp component, a first supporting rod and a second supporting rod are further arranged on the rack, the laser thermometer group is arranged on the first supporting rod, and the arc infrared lamp component is arranged on the second supporting rod.
2. The calender having the device for compensating the temperature of the surface of the roller according to claim 1, wherein the roller is a roller whose inside is processed by a hollow processing method.
3. The calender with roller surface temperature compensation device of claim 1, wherein the laser thermometer group comprises a first laser thermometer, a second laser thermometer and a third thermometer, and the first laser thermometer, the second laser thermometer and the third thermometer are perpendicular to the roller excircle tangent line.
4. The calender having a roll surface temperature compensation device of claim 1, wherein the curved infrared lamp assembly comprises a first curved infrared lamp set and a second curved infrared lamp set.
5. The calender having the roller surface temperature compensation device of claim 4, wherein the first arc infrared lamp set and the second arc infrared lamp set each comprise three lamps distributed in an arc array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249437.6U CN213035126U (en) | 2020-06-30 | 2020-06-30 | Calender with roller surface temperature compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249437.6U CN213035126U (en) | 2020-06-30 | 2020-06-30 | Calender with roller surface temperature compensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213035126U true CN213035126U (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021249437.6U Expired - Fee Related CN213035126U (en) | 2020-06-30 | 2020-06-30 | Calender with roller surface temperature compensation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213035126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770843A (en) * | 2022-03-30 | 2022-07-22 | 杨芸 | A calendering roller temperature compensation device for TDK film processing equipment |
-
2020
- 2020-06-30 CN CN202021249437.6U patent/CN213035126U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770843A (en) * | 2022-03-30 | 2022-07-22 | 杨芸 | A calendering roller temperature compensation device for TDK film processing equipment |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528500 Sanzhou Xingmin Road, Cangjiang Industrial Park, Gaoming District, Foshan City, Guangdong Province Patentee after: Guangdong Weier New Material Technology Co.,Ltd. Address before: 528500 Sanzhou Xingmin Road, Cangjiang Industrial Park, Gaoming District, Foshan City, Guangdong Province Patentee before: FOSHAN WELL PLASTICS Co.,Ltd. |
|
| 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: 20210423 |