CN209738483U - Double-heat-dissipation oil channel type heating roller - Google Patents
Double-heat-dissipation oil channel type heating roller Download PDFInfo
- Publication number
- CN209738483U CN209738483U CN201822143096.3U CN201822143096U CN209738483U CN 209738483 U CN209738483 U CN 209738483U CN 201822143096 U CN201822143096 U CN 201822143096U CN 209738483 U CN209738483 U CN 209738483U
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- China
- Prior art keywords
- oil
- oil inlet
- channel
- heat dissipation
- hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a two heat dissipation oil duct type warming mill, it includes the barrel, the barrel includes the urceolus outside inner tube and the cover, is provided with opposite direction's first heat dissipation oil duct and second heat dissipation oil duct between inner tube and the urceolus, the right-hand member of barrel is provided with the axle head that advances oil, overhead inlet port and the oil outlet of being provided with of business turn over oil axle, still be provided with in the barrel with the oil feed inner tube that the left end mouth of inlet port and first heat dissipation oil duct switched on, be provided with in the axle head that advances oil with the first backward flow channel that the right-hand member mouth of first heat dissipation oil duct and oil outlet switched on, still be provided with in the axle head that advances oil and goes out with the second oil feed channel that the right-hand member mouth of inlet port and second heat dissipation oil duct switched on, still be provided with in the barrel with the backward flow that the left end mouth and the. The utility model discloses the temperature of warming mill surface each department can keep unanimous basically, is favorable to improving the excellent rate of product.
Description
Technical Field
The utility model relates to a two heat dissipation oil duct type warming mill.
Background
The heating roller has two structures, one is a single-layer single-pass structure, two ends of the roller adopt a through type rotary joint, heat conducting oil enters the heating roller from one rotary joint, flows to the other end of the heating roller along a channel parallel to the axis of the heating roller or a spiral channel and finally flows out of the other rotary joint, and the heat conducting oil gradually dissipates heat in the process of flowing from one end of the heating roller to the other end, so that the temperature difference between the two ends of the heating roller is large, the heat dissipation is fast, and the heat efficiency is low; the other type is a duplex reflux structure, a duplex rotary joint is adopted at one end of the operation side, heat conduction oil flows along a snake-shaped channel in the roller to form a single reflux process, the temperature difference at two ends of the roller surface can be reduced, but the temperature difference at different positions of the roller surface is still large, and the product qualification rate is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a heating roller with compact structure and small surface temperature difference.
The utility model discloses a solve its technical problem and the technical scheme who adopts is:
A double-radiating oil channel type heating roller comprises a cylinder body, wherein the cylinder body comprises an inner cylinder and an outer cylinder sleeved outside the inner cylinder, a first radiating oil channel and a second radiating oil channel which can convey heat conducting oil from one end of the cylinder body to the other end of the cylinder body are arranged between the inner cylinder and the outer cylinder, the first heat-dissipating oil passage and the second heat-dissipating oil passage are opposite in direction, an oil inlet and outlet shaft head is arranged at the right end of the cylinder body, the oil inlet and outlet shaft head is provided with an oil inlet hole and an oil outlet hole, the cylinder body is also internally provided with an oil inlet inner pipe which is communicated with the oil inlet hole and the left port of the first heat dissipation oil duct, a first return channel for communicating the right port of the first heat dissipation oil duct with the oil outlet hole is arranged in the oil inlet and outlet shaft head, a second oil inlet channel for communicating the oil inlet hole with a right port of the second heat dissipation oil duct is also arranged in the oil inlet and outlet shaft head, and a return pipe for communicating the left port of the second heat dissipation oil duct with the oil outlet is further arranged in the cylinder body.
The double-radiating oil channel type heating roller is characterized in that a transmission shaft head is arranged at the left end of the barrel, the oil inlet inner tube and the return tube are fixed between the transmission shaft head and the oil inlet and outlet shaft head, a first oil inlet channel which conducts a left port of the oil inlet inner tube and a left port of the first radiating oil channel is arranged in the transmission shaft head, and a second return channel which conducts a left port of the second radiating oil channel and a left port of the return tube is further arranged in the transmission shaft head.
The double-radiating oil channel type heating roller comprises an oil inlet and outlet shaft head body, wherein the oil inlet hole is formed in the shaft head body, the oil inlet pipe is inserted into the oil inlet hole, the inner hole of the oil inlet pipe forms the oil inlet hole, and the oil inlet inner pipe and the second oil inlet channel are respectively communicated with the oil inlet pipe.
The double-heat-dissipation oil channel type heating roller further comprises an oil guide part arranged at the left end of the oil outlet, an oil guide cavity is formed in the oil guide part, the left end of the oil inlet pipe and the right end of the oil inlet inner pipe are respectively inserted into the oil guide cavity and communicated with the oil guide cavity, a first through hole is formed in the top and/or the bottom of the oil guide cavity, a second through hole communicated with the first through hole is formed in the roller head body, and the first through hole and the second through hole jointly form a second oil inlet channel.
According to the double-heat-dissipation oil channel type heating roller, the outer side wall of the oil guide piece is further provided with the oil guide groove for conducting the second backflow channel and the oil outlet hole, and the oil guide groove is isolated from the oil guide cavity.
The number of the first heat dissipation oil ducts is more than two, the first heat dissipation oil ducts are uniformly distributed along the circumferential direction of the cylinder, the first oil inlet channels correspond to the first heat dissipation oil ducts one by one, each first oil inlet channel takes an oil inlet inner pipe as the center and is radially arranged, the first return channels correspond to the first heat dissipation oil ducts one by one, and each first return channel takes an oil outlet as the center and is radially arranged; the number of the second heat dissipation oil ducts is more than two, the second heat dissipation oil ducts are uniformly distributed along the circumferential direction of the cylinder body, the second oil inlet channels correspond to the second heat dissipation oil ducts in a one-to-one mode, each second oil inlet channel is radially arranged by taking an oil inlet pipe as a center, the second return channels correspond to the second heat dissipation oil ducts in a one-to-one mode, and each second return channel is radially arranged by taking a return pipe as a center.
According to the double-radiating oil channel type heating roller, the number of the first radiating oil channels and the number of the second radiating oil channels are equal, the number of the first radiating oil channels and the number of the second radiating oil channels are two or more, the first radiating oil channels and the second radiating oil channels are in reverse parallel, and the first radiating oil channels and the second radiating oil channels are arranged at intervals in a staggered mode along the circumference of the inner cylinder.
The first heat radiating oil duct and the second heat radiating oil duct are both spiral.
The double heat dissipation oil channel type heating roller as described above is provided with a guide plate between the inner cylinder and the outer cylinder, the guide plate dividing a space between the inner cylinder and the outer cylinder into a first heat dissipation oil channel and a second heat dissipation oil channel.
According to the double-radiating oil channel type heating roller, the supporting plate for supporting the oil inlet inner pipe and the return pipe is further arranged in the cylinder body.
the utility model has the advantages that: the utility model discloses compact structure wherein forms two conduction oil return circuits, and the conduction oil in the first return circuit gets into from the left end of barrel, flows from the right-hand member of barrel along first heat dissipation channel, and the conduction oil in the second return circuit gets into from the right-hand member of barrel, flows from the left end of barrel along second heat dissipation channel, under the common effect of conduction oil in two return circuits, the utility model discloses the temperature of warming mill surface each department can keep basic unanimous, is favorable to improving the utility model discloses the goodness rate of the product of production.
Drawings
FIG. 1 is a schematic structural view of the present invention when heat-conducting oil is circulated inside the utility model;
FIG. 2 is a cross-sectional view of the structure of the present invention for implementing the first backflow mode;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 2;
FIG. 5 is a cross-sectional view of the structure of the present invention for implementing a second reflow method;
FIG. 6 is an enlarged partial schematic view of portion B of FIG. 5;
Fig. 7 is a schematic structural view of the present invention with the outer cylinder removed.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1 to 7, and arrows in fig. 1, 2, 5 and 7 indicate the flowing direction of heat transfer oil, an embodiment of the present invention provides a double-heat-dissipation oil channel type heating roller, which includes a barrel 1, the barrel 1 includes an inner barrel 11 and an outer barrel 12 sleeved outside the inner barrel 11, a first heat-dissipation oil channel 101 and a second heat-dissipation oil channel 102 capable of transporting heat transfer oil from one end of the barrel 1 to the other end are disposed between the inner barrel 11 and the outer barrel 12, the first heat-dissipation oil channel 101 and the second heat-dissipation oil channel 102 are opposite in direction, an oil inlet and outlet shaft head 3 is disposed at the right end of the barrel 1, an oil inlet hole 301 and an oil outlet hole 302 are disposed on the oil inlet and outlet shaft head 3, an oil inlet inner tube 4 for communicating the oil inlet hole 301 with the left port of the first heat-dissipation oil channel 101 is further disposed in the barrel 1, a first return channel 303 for communicating the right port of the first heat-dissipation oil channel 101 with the oil outlet hole, a second oil inlet channel 304 for communicating the oil inlet hole 301 with the right port of the second heat dissipation oil channel 102 is further arranged in the oil inlet and outlet shaft head 3, and a return pipe 5 for communicating the left port of the second heat dissipation oil channel 101 with the oil outlet hole 302 is further arranged in the cylinder 1.
in this embodiment, the left end of barrel 1 is provided with transmission spindle nose 2, oil feed inner tube 4 and back flow 5 are fixed between transmission spindle nose 2 and business turn over oily spindle nose 3, be provided with in the transmission spindle nose 2 and lead to the first oil feed passageway 201 of the left port of oil feed inner tube 4 and the left port of first heat dissipation oil duct 101, still be provided with the second return passageway 202 that leads to the left port of second heat dissipation oil duct 102 and the left port of back flow 5 in the transmission spindle nose 2. Certainly, the second return channel 202 and the first oil inlet channel 201 in the transmission shaft head 2 may also be eliminated, and meanwhile, a bending section is respectively arranged at the left end of the oil inlet inner tube 4 and the left end of the return tube 5, so that the oil inlet inner tube 4 is directly communicated with the left port of the first heat dissipation oil channel 101, and the return tube 5 is communicated with the left port of the second heat dissipation oil channel 102.
The utility model discloses compact structure wherein forms two conduction oil return circuits. The first conduction oil loop comprises an oil inlet hole 301, an oil inlet inner tube 4, a first oil inlet channel 201, a first heat dissipation oil channel 101, a first return channel 303 and an oil outlet hole 302 which are sequentially arranged along the flowing direction of the conduction oil, and the first conduction oil loop comprises an oil inlet hole 301, a second oil inlet channel 304, a second heat dissipation oil channel 102, a second return channel 202, a return pipe 5 and an oil outlet hole 302 which are sequentially arranged along the flowing direction of the conduction oil. The temperature of the heat conduction oil flowing through the first heat conduction oil loop is higher at the left end of the first heat radiation oil duct 101, and gradually decreases when the heat conduction oil flows from left to right along the first heat radiation oil duct 101, and is lowest when the heat conduction oil reaches the right end of the first heat radiation oil duct 101; the temperature of the heat transfer oil flowing through the second heat transfer oil circuit is higher at the right end of the second heat transfer oil passage 102, and gradually decreases when the heat transfer oil flows from right to left along the first heat transfer oil passage 101, and is lowest when the heat transfer oil reaches the left end of the second heat transfer oil passage 102. Consequently under the common effect of conduction oil in two return circuits, the utility model discloses the temperature of warming mill surface each department can keep basic unanimous, is favorable to improving the utility model discloses the goodness rate of the product of production.
Referring to fig. 2 and 5, in this embodiment, the oil inlet/outlet shaft head 3 includes a shaft head body 31 and an oil inlet pipe 32, the oil inlet hole 301 is formed in the shaft head body 31, the oil inlet pipe 32 is inserted into the oil inlet hole 301, the oil inlet hole 301 is formed in an inner hole of the oil inlet pipe 32, and the oil inlet inner pipe 4 and the second oil inlet passage 304 are respectively communicated with the oil inlet pipe 32.
Referring to fig. 2, 4 and 5, the oil inlet and outlet shaft head 3 further includes an oil guide member 33 disposed at the left end of the oil outlet 302, an oil guide cavity 330 is disposed in the oil guide member 33, the left end of the oil inlet pipe 32 and the right end of the oil inlet inner pipe 4 are respectively inserted into the oil guide cavity 330 and are communicated with the oil guide cavity 330, the top and/or the bottom of the oil guide cavity 330 are/is provided with a first through hole 305, the shaft head body 31 is provided with a second through hole 306 communicated with the first through hole 305, and the first through hole 305 and the second through hole 306 jointly form the second oil inlet channel 304. By adopting the structure, the channel for oil inlet and the channel for oil outlet in the oil inlet and outlet shaft head 3 can be isolated, and the heat conduction oil is prevented from being short-circuited.
Referring to fig. 2 and 4, an oil guide groove 307 for communicating the second backflow passage 202 and the oil outlet hole 302 is further disposed on an outer sidewall of the oil guide 33, and the oil guide groove 307 is isolated from the oil guide chamber 330. Compared with a pipeline which is arranged on the spindle head main body and used for communicating the second backflow channel 202 with the oil outlet hole 302, the oil guide piece 33 is an independent part, and an oil guide groove 307 is easier to process on the outer wall of the spindle head main body, so that the production cost is reduced.
Referring to fig. 3 and 4, the number of the first cooling oil ducts 101 is two or more, each first cooling oil duct 101 is uniformly distributed along the circumferential direction of the cylinder 1, the first oil inlet channels 201 correspond to the first cooling oil ducts 101 one to one, each first oil inlet channel 201 is radially arranged with an oil inlet inner tube 4 as the center, the first return channels 303 correspond to the first cooling oil ducts 101 one to one, and each first return channel 303 is radially arranged with an oil outlet 302 as the center; the number of the second cooling oil ducts 102 is two or more, the second cooling oil ducts 102 are uniformly distributed along the circumferential direction of the barrel 1, the second oil inlet channels 304 correspond to the second cooling oil ducts 102 one by one, each second oil inlet channel 304 is radially arranged with the oil inlet pipe 32 as the center, the second return channels 202 correspond to the second cooling oil ducts 102 one by one, and each second return channel 202 is radially arranged with the return pipe 5 as the center.
Referring to fig. 7, the first and second heat dissipation oil channels 101 and 102 are equal in number, and the number of the first and second heat dissipation oil channels 101 and 102 is two or more, the first and second heat dissipation oil channels 101 and 102 are in reverse parallel, and the first and second heat dissipation oil channels 101 and 102 are alternately arranged along the circumference of the cylinder 1. In the design, one second heat radiation oil channel 102 is arranged between every two adjacent first heat radiation oil channels 101, one first heat radiation oil channel 101 is arranged between every two adjacent second heat radiation oil channels 102, and the temperature uniformity of the outer surface of the cylinder 1 is further improved.
Preferably, the first and second heat dissipation oil passages 101 and 102 are each formed in a spiral shape. Of course, the first and second heat radiation oil passages 101 and 102 may be linear type arranged along the axial direction of the cylinder 1.
Referring to fig. 2, a guide plate 13 is disposed between the inner cylinder 11 and the outer cylinder 12, and the guide plate 13 divides a space between the inner cylinder 11 and the outer cylinder 12 into a first heat-dissipation oil passage 101 and a second heat-dissipation oil passage 102. The guide plate 13 may be disposed on the outer wall of the inner cylinder 11, or may be disposed on the inner wall of the outer cylinder 12, and both ends of the inner cylinder 11 and the outer cylinder 12 are welded.
Referring to fig. 2, a supporting plate 6 for supporting the oil inlet inner pipe 4 and the return pipe 5 is further arranged in the cylinder body 1, and the supporting plate 6 is welded with the right side wall of the transmission shaft head 2. In this embodiment, the return pipe 5 includes a return inner pipe 51 sleeved on the oil inlet inner pipe 4 and a return outer pipe 52 sleeved outside the return inner pipe 51, and the heat transfer oil circulates in the space between the return inner pipe 51 and the return outer pipe 52.
the above is only the preferred embodiment of the present invention, as long as the technical solution of the purpose of the present invention is realized by the substantially same means, all belong to the protection scope of the present invention.
Claims (10)
1. The heating roller with the double radiating oil channels is characterized by comprising a roller body (1), wherein the roller body (1) comprises an inner roller (11) and an outer roller (12) sleeved outside the inner roller (11), a first radiating oil channel (101) and a second radiating oil channel (102) which can convey heat conduction oil from one end of the roller body (1) to the other end are arranged between the inner roller (11) and the outer roller (12), the first radiating oil channel (101) and the second radiating oil channel (102) are opposite in direction, an oil inlet and outlet shaft head (3) is arranged at the right end of the roller body (1), an oil inlet hole (301) and an oil outlet hole (302) are arranged on the oil inlet and outlet shaft head (3), an oil inlet inner pipe (4) which can conduct the oil inlet hole (301) and the left port of the first radiating oil channel (101) is also arranged in the roller body (1), and a first return channel (303) which can conduct the right port of the first radiating oil channel (101) and the oil outlet hole (302) is arranged in the oil inlet and outlet, and a second oil inlet channel (304) for communicating the oil inlet hole (301) with the right port of the second heat dissipation oil duct (102) is further arranged in the oil inlet and outlet shaft head (3), and a return pipe (5) for communicating the left port of the second heat dissipation oil duct (102) with the oil outlet hole (302) is further arranged in the barrel body (1).
2. The heating roller with the double radiating oil channels as claimed in claim 1, wherein a transmission shaft head (2) is arranged at the left end of the roller body (1), the oil inlet inner tube (4) and the return tube (5) are fixed between the transmission shaft head (2) and the oil inlet and outlet shaft head (3), a first oil inlet channel (201) which conducts the left port of the oil inlet inner tube (4) and the left port of the first radiating oil channel (101) is arranged in the transmission shaft head (2), and a second return channel (202) which conducts the left port of the second radiating oil channel (102) and the left port of the return tube (5) is further arranged in the transmission shaft head (2).
3. The heating roller with the double radiating oil channels as claimed in claim 2, wherein the oil inlet and outlet shaft head (3) comprises a shaft head body (31) and an oil inlet pipe (32), the oil inlet hole (301) is formed in the shaft head body (31), the oil inlet pipe (32) is inserted in the oil inlet hole (301), an inner hole of the oil inlet pipe (32) forms the oil inlet hole (301), and the oil inlet inner pipe (4) and the second oil inlet channel (304) are respectively communicated with the oil inlet pipe (32).
4. the heating roller with the double radiating oil channels as claimed in claim 3, wherein the oil inlet and outlet shaft head (3) further comprises an oil guide member (33) arranged at the left end of the oil outlet hole (302), an oil guide cavity (330) is arranged in the oil guide member (33), the left end of the oil inlet pipe (32) and the right end of the oil inlet inner pipe (4) are respectively inserted into the oil guide cavity (330) and communicated with the oil guide cavity (330), the top and/or the bottom of the oil guide cavity (330) is/are provided with a first through hole (305), the shaft head body (31) is provided with a second through hole (306) communicated with the first through hole (305), and the first through hole (305) and the second through hole (306) jointly form the second oil inlet channel (304).
5. The heating roller of double heat-dissipating oil path type as claimed in claim 4, wherein an oil guiding groove (307) for conducting the second return path (202) and the oil outlet hole (302) is further provided on an outer side wall of the oil guiding member (33), and the oil guiding groove (307) is isolated from the oil guiding chamber (330).
6. The heating roller with two heat dissipation oil channels as claimed in claim 3, wherein the number of the first heat dissipation oil channels (101) is more than two, each first heat dissipation oil channel (101) is uniformly distributed along the circumferential direction of the barrel (1), the first oil inlet channels (201) correspond to the first heat dissipation oil channels (101) one by one, each first oil inlet channel (201) is radially arranged by taking the oil inlet inner tube (4) as the center, the first return channels (303) correspond to the first heat dissipation oil channels (101) one by one, and each first return channel (303) is radially arranged by taking the oil outlet hole (302) as the center; the number of the second heat dissipation oil ducts (102) is more than two, the second heat dissipation oil ducts (102) are uniformly distributed along the circumferential direction of the cylinder body (1), the second oil inlet channels (304) are in one-to-one correspondence with the second heat dissipation oil ducts (102), each second oil inlet channel (304) is radially arranged by taking an oil inlet pipe (32) as the center, the second return channels (202) are in one-to-one correspondence with the second heat dissipation oil ducts (102), and each second return channel (202) is radially arranged by taking a return pipe (5) as the center.
7. The heating roller of dual heat radiation oil passage type as claimed in claim 1, wherein the number of the first heat radiation oil passage (101) and the second heat radiation oil passage (102) is equal, and both are two or more, the first heat radiation oil passage (101) and the second heat radiation oil passage (102) are in reverse parallel, and the first heat radiation oil passage (101) and the second heat radiation oil passage (102) are alternately arranged along the circumference of the inner tube (11).
8. The heating roller of double heat radiation oil passage type as claimed in claim 7, wherein said first heat radiation oil passage (101) and said second heat radiation oil passage (102) are each formed in a spiral shape.
9. the heating roller of double heat radiation oil passage type as claimed in claim 1, wherein a guide plate (13) is provided between said inner cylinder (11) and said outer cylinder (12), said guide plate (13) partitioning a space between said inner cylinder (11) and said outer cylinder (12) into a first heat radiation oil passage (101) and a second heat radiation oil passage (102).
10. The heating roller with double heat dissipation oil channels as claimed in claim 1, wherein a support plate (6) supporting the oil inlet inner pipe (4) and the return pipe (5) is further disposed in the roller body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822143096.3U CN209738483U (en) | 2018-12-19 | 2018-12-19 | Double-heat-dissipation oil channel type heating roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822143096.3U CN209738483U (en) | 2018-12-19 | 2018-12-19 | Double-heat-dissipation oil channel type heating roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209738483U true CN209738483U (en) | 2019-12-06 |
Family
ID=68703777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822143096.3U Withdrawn - After Issue CN209738483U (en) | 2018-12-19 | 2018-12-19 | Double-heat-dissipation oil channel type heating roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209738483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624486A (en) * | 2018-12-19 | 2019-04-16 | 中山松德印刷机械有限公司 | A kind of heating roller |
-
2018
- 2018-12-19 CN CN201822143096.3U patent/CN209738483U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624486A (en) * | 2018-12-19 | 2019-04-16 | 中山松德印刷机械有限公司 | A kind of heating roller |
| CN109624486B (en) * | 2018-12-19 | 2023-08-04 | 中山市优绿智得数码科技有限公司 | Heating roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191206 Effective date of abandoning: 20230804 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191206 Effective date of abandoning: 20230804 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |