CN204054468U - Crosslinking polyolefin foaming stove - Google Patents
Crosslinking polyolefin foaming stove Download PDFInfo
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- CN204054468U CN204054468U CN201420527418.3U CN201420527418U CN204054468U CN 204054468 U CN204054468 U CN 204054468U CN 201420527418 U CN201420527418 U CN 201420527418U CN 204054468 U CN204054468 U CN 204054468U
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Abstract
The utility model discloses a kind of crosslinking polyolefin foaming stove, comprise charging draw-gear (2), horizontal stove and vertical furnace (7), the sheet material (4) of foaming is sent in horizontal stove by charging draw-gear (2), described horizontal stove is Split type structure, comprise three sections of independently small hearth (15), space is provided with between two sections of adjacent small hearth (15), air-cooler (5) is provided with in described space, at its spreading area, front and back are provided with two groups of air-heaters (17) side by side, spoiler (19) is provided with above fan blade (18) air outlet, electric heating tube (20) is straggly is distributed in vertical furnace (7) inwall surrounding, electric heating tube (20) is provided with below at fan blade (18).Within the utility model, the mode of hot air circulation carries out foamable to sheet material, and the stack effect that can reduce in vertical furnace affects the pre-heat effect of horizontal stove, and the foamed zones stablizing sheet material, in this position, improves yield rate when not affecting production efficiency.
Description
Technical field
The utility model relates to cross-linked polyolefin coiled material production equipment, particularly a kind of crosslinking polyolefin foaming stove.
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Background technology
Existing crosslinking polyolefin foaming stove is combined by horizontal stove and vertical furnace, and whole foaming furnace is angle square shape.In Chinese patent CN 101347985 B, horizontal stove have employed intermittent mode of heating and carries out preheating to sheet material, cold cut blower fan and airduct has been settled in the corner of its horizontal stove and vertical furnace, and vertical furnace has stack effect, hot-air can rise rapidly in stove, be connected as a single entity with horizontal stove and form exhausting effect, vertical furnace and horizontal stove internal heat is prevented to influence each other, and the both sides of sheet material can be made to be cooled in intermittent heating process, reduce sheet material both sides to foam in advance, cause the crimping in vertical furnace expansion process, cause waste product.
Existing vertical furnace is foaming chamber, and its space requirement is comparatively large, needs more accurate to the control of heat.In external general employing stove, auxiliary heating raises in-furnace temperature, adopts outside hot blast to enter near sheet material spreading area i.e. blow point, strokes the mode of blowing sheet material and sheet material is foamed completely.This mode greatly reduces the efficiency of sheet material in actual production process.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of crosslinking polyolefin foaming stove, within the mode of hot air circulation foamable is carried out to sheet material, also the stack effect that can reduce in vertical furnace affects the pre-heat effect of horizontal stove, when not affecting production efficiency thus improve yield rate.
For achieving the above object, the utility model is by the following technical solutions:
The utility model provides a kind of crosslinking polyolefin foaming stove, comprise charging draw-gear, horizontal stove and vertical furnace, the sheet material of foaming is sent in horizontal stove by charging draw-gear, described horizontal stove is Split type structure, comprise three sections of independently small hearth, space is provided with between two sections of adjacent small hearth, air-cooler is provided with in described space, what described charging draw-gear was arranged on first paragraph small hearth enters epistome, described vertical furnace is arranged on below the outlet of the last section of small hearth, described vertical furnace and described horizontal stove the last section of small hearth is separated, corner between the outlet of the last section of small hearth and vertical furnace entrance is provided with cooling duct, described each cooling duct is arranged along sheet material the right and left, at its spreading area, front and back are provided with two groups of air-heaters side by side, spoiler is provided with above fan blade air outlet, electric heating tube is straggly is distributed in vertical furnace inwall surrounding, electric heating tube is provided with after fan blade.
Described air-heater is positioned on the outer wall of vertical furnace, controls fan blade by major axis through furnace wall.
The sidewall of described vertical furnace is provided with shielding window.
The corollary equipment of described crosslinking polyolefin foaming stove comprises unwinding rack, charging draw-gear, wired belt conveyer, and described charging draw-gear is between described unwinding rack and described wired belt conveyer.
Described charging draw-gear adopts mesh belt structure.
Described unwinding rack comprises bearing, rotating shaft and brake block.
The conveyer belt of described wired belt conveyer is entered the turning joining place extending to final stage small hearth and vertical furnace by first paragraph small hearth.
The inside of described vertical furnace is provided with expanding unit, is to be made up of the roller of a pair hollow belt cooling system, and roller is by the mechanical driving device driven rotary outside furnace wall, and roller promotes foam sheet bevel and launches holding action.
The bottom of described vertical furnace is provided with a pair discharging deflector roll, is provided with felt wrapped roll in the outlet of vertical furnace, is then provided with two pairs of discharging drawing roller, four discharging deviation rectification rollers successively, is then rolling carry-over pinch rolls and rolling frame successively.
The utility model compared with the existing technology, has the following advantages and beneficial effect:
In the utility model, air-heater provides circulation power for vertical furnace heat, balanced in-furnace temperature, reach the accurate control of blowing temperature, spoiler controls the rapid rising of hot-air, coordinates the distinguished and admirable shear of air-heater, heat eddy current can be formed near blow point, sheet material is evenly absorbed heat, makes sheet material complete foaming process smoothly and be of value to change aberration, being directed to the sheet material of white about 1mm especially.
Air-cooler is provided with between two sections of small hearth adjacent in the utility model, sheet material can intermittently be heated in the process of carrying out preheating, preventing the high temperature in vertical furnace from entering horizontal stove causes the temperature in horizontal stove to control, sheet material is cooled in horizontal feed process, reduce sheet material both sides and the middle temperature difference, described vertical furnace have employed interior hot air circulation to control the equilibrium of in-furnace temperature, avoid occurring that local temperature is too high, cause sheet material be heated inequality cause foam distortion and aberration situation, improve yield rate.
The utility model have employed spoiler, makes it can form the balanced sheet material blowing temperature of hot blast eddy current under foaming launches, thus reaches the sheet material foamed and can enter cooling and shaping draw-gear rolling smoothly.
Within the utility model, the mode of hot air circulation carries out foamable to sheet material, and also the stack effect that can reduce in vertical furnace affects the pre-heat effect of horizontal stove, when not affecting production efficiency thus improve yield rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of crosslinking polyolefin foaming stove shown in embodiment 1.
Fig. 2 be crosslinking polyolefin foaming stove shown in Fig. 1 vertical furnace in the structural representation of hot air circulation.
Wherein, 1 is unwinding rack, and 2 is charging draw-gear, and 3 is wired belt conveyer, 4 is sheet material, and 5 is air-cooler, and 6 is expanding unit, and 7 is vertical furnace, 8 is shielding window, and 9 is discharging deflector roll, and 10 is felt wrapped roll, and 11 is discharging drawing roller, 12 is discharging deviation rectification roller, and 13 is rolling carry-over pinch rolls, and 14 is rolling frame, 15 is small hearth, and 16 is cooling duct, and 17 is air-heater, 18 is fan blade, and 19 is spoiler, and 20 is electric heating tube.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described further.
Embodiment 1
As depicted in figs. 1 and 2, Fig. 1 is the structural representation of crosslinking polyolefin foaming stove shown in embodiment 1; Fig. 2 be crosslinking polyolefin foaming stove shown in Fig. 1 vertical furnace in the structural representation of hot air circulation.
A kind of crosslinking polyolefin foaming stove, comprise charging draw-gear 2, horizontal stove and vertical furnace 7, the sheet material 4 of foaming is sent in horizontal stove by charging draw-gear 2, described horizontal stove is Split type structure, comprise three sections of independently small hearth 15, space is provided with between two sections of adjacent small hearth 15, air-cooler 5 is provided with in described space, what described charging draw-gear 2 was arranged on first paragraph small hearth 15 enters epistome, described vertical furnace 7 is arranged on below the outlet of the last section of small hearth 15, described vertical furnace 7 and described horizontal stove the last section of small hearth is separated, corner between the outlet of the last section of small hearth 15 and vertical furnace 7 entrance is provided with cooling duct 16, described each cooling duct 16 is arranged along sheet material 4 the right and left, at its spreading area, front and back are provided with two groups of air-heaters 17 side by side, spoiler 19 is provided with above fan blade 18 air outlet, electric heating tube 20 is straggly is distributed in vertical furnace 7 inwall surrounding, electric heating tube 20 is provided with below at fan blade 18.Hot-air after heating is transferred away again, and foam sheet 4 carries out heat transfer.Air-cooler 5 and arranging of cooling duct 16 can be lowered the temperature to sheet material 4 both sides.
Described air-heater 17 is positioned on the outer wall of vertical furnace 7, controls fan blade 18 by major axis through furnace wall.Before and after the gap of two groups of air-heaters 17 arranged side by side be that foam sheet 4 enters region, be also that hot blast unit strokes sheet material 4 and blows position.
The sidewall of described vertical furnace 7 is provided with shielding window 8.
The corollary equipment of described crosslinking polyolefin foaming stove comprises unwinding rack 1, charging draw-gear 2, wired belt conveyer 3, and described charging draw-gear 2 is between described unwinding rack 1 and described wired belt conveyer 3.
Described charging draw-gear 2 adopts mesh belt structure.
Described unwinding rack 1 comprises bearing, rotating shaft and brake block.
The conveyer belt of described wired belt conveyer 3 is entered the turning joining place extending to final stage small hearth 15 and vertical furnace 7 by first paragraph small hearth 15.
The inside of described vertical furnace 7 is provided with expanding unit 6, is to be made up of the roller of a pair hollow belt cooling system, and roller is by the mechanical driving device driven rotary outside furnace wall, and roller promotes foam sheet 4 bevel and launches holding action.
The bottom of described vertical furnace 7 is provided with a pair discharging deflector roll 9, felt wrapped roll 10 is provided with in the outlet of vertical furnace 7, carry out cooling and shaping and draw, being then provided with two pairs of discharging drawing roller, 11, four discharging deviation rectification rollers 12 successively, is then rolling carry-over pinch rolls 13 and rolling frame 14 successively.
In production process, the polyolefin coiled material that crosslinking with radiation has been got well, load in unwinding rack 1, horizontal stove is sent into through charging draw-gear 2, wired belt conveyer 3, horizontal stove end is separated with the burner hearth of vertical furnace 7, thus prevent vertical furnace 7 internal heat air-flow directly enter with horizontal stove rear in affect the control of its horizontal stove temperature, enter in vertical furnace 7 making preheated sheet material 4, in blow point vicinity, heated air circulation device in being made up of air-heater 17 and spoiler 19, ensure that sheet material 4 can obtain good temperature and control in this region, reach good expansion effect.
Preheated sheet material 4 is when entering vertical furnace 7 and foaming, sheet material 4 under gravity, be suspended on vertical furnace 7 li, at this moment due to when wired belt conveyer 3 and sheet material 4 foam freely extend acting in conjunction under, determine the speed of cooling and shaping traction, so in the industrialized production process of continuity, predetermined expansion ratio must be completed in foaming furnace, will rationally save the control of temperature.Because the foaming of sheet material 4 is laterally longitudinally having embodiment, so when using expanding unit 6, its position is 300mm place below blow point, the sheet material 4 of suspension is being presented after the undulatory sheet material 4 of W launches, under discharging deflector roll 9 guide effect, leave vertical furnace 7 under opening.Cross felt wrapped roll 10 press polish sizing, under the traction of discharging drawing roller 11, walk around 4 discharging deviation rectification rollers 12 and rolling carry-over pinch rolls 13, finally by rolling frame 14 rolling rolling.
Claims (9)
1. a crosslinking polyolefin foaming stove, comprise charging draw-gear (2), horizontal stove and vertical furnace (7), the sheet material (4) of foaming is sent in horizontal stove by charging draw-gear (2), described horizontal stove is Split type structure, comprise three sections of independently small hearth (15), space is provided with between two sections of adjacent small hearth (15), air-cooler (5) is provided with in described space, what described charging draw-gear (2) was arranged on first paragraph small hearth (15) enters epistome, described vertical furnace (7) is arranged on below the outlet of the last section of small hearth (15), described vertical furnace (7) and described horizontal stove the last section of small hearth is separated, corner between the outlet of the last section of small hearth (15) and vertical furnace (7) entrance is provided with cooling duct (16), described each cooling duct (16) is arranged along sheet material (4) the right and left, it is characterized in that: at its spreading area, front and back are provided with two groups of air-heaters (17) side by side, spoiler (19) is provided with above fan blade (18) air outlet, electric heating tube (20) is straggly is distributed in vertical furnace (7) inwall surrounding, electric heating tube (20) is provided with below at fan blade (18).
2. crosslinking polyolefin foaming stove according to claim 1, is characterized in that: described air-heater (17) is positioned on the outer wall of vertical furnace (7), controls fan blade (18) by major axis through furnace wall.
3. crosslinking polyolefin foaming stove according to claim 1, is characterized in that: the sidewall of described vertical furnace (7) is provided with shielding window (8).
4. crosslinking polyolefin foaming stove according to claim 1, it is characterized in that: the corollary equipment of described crosslinking polyolefin foaming stove comprises unwinding rack (1), charging draw-gear (2), wired belt conveyer (3), and described charging draw-gear (2) is positioned between described unwinding rack (1) and described wired belt conveyer (3).
5. crosslinking polyolefin foaming stove according to claim 4, is characterized in that: described charging draw-gear (2) adopts mesh belt structure.
6. crosslinking polyolefin foaming stove according to claim 4, is characterized in that: described unwinding rack (1) comprises bearing, rotating shaft and brake block.
7. crosslinking polyolefin foaming stove according to claim 4, is characterized in that: the conveyer belt of described wired belt conveyer (3) is entered the turning joining place extending to final stage small hearth (15) and vertical furnace (7) by first paragraph small hearth (15).
8. crosslinking polyolefin foaming stove according to claim 1, is characterized in that: the inside of described vertical furnace (7) is provided with expanding unit (6), is be made up of the roller of a pair hollow belt cooling system.
9. crosslinking polyolefin foaming stove according to claim 1, it is characterized in that: the bottom of described vertical furnace (7) is provided with a pair discharging deflector roll (9), felt wrapped roll (10) is provided with in the outlet of vertical furnace (7), then being provided with two pairs of discharging drawing roller (11), four discharging deviation rectification rollers (12) successively, is then rolling carry-over pinch rolls (13) and rolling frame (14) successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527418.3U CN204054468U (en) | 2014-09-15 | 2014-09-15 | Crosslinking polyolefin foaming stove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527418.3U CN204054468U (en) | 2014-09-15 | 2014-09-15 | Crosslinking polyolefin foaming stove |
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| CN204054468U true CN204054468U (en) | 2014-12-31 |
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| CN201420527418.3U Active CN204054468U (en) | 2014-09-15 | 2014-09-15 | Crosslinking polyolefin foaming stove |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365144A (en) * | 2014-09-15 | 2016-03-02 | 湖北祥源新材科技有限公司 | Crosslinking polyolefin foaming furnace |
| CN105599210A (en) * | 2016-03-16 | 2016-05-25 | 浙江润阳新材料科技股份有限公司 | Energy-saving foaming furnace |
| CN110091455A (en) * | 2019-04-03 | 2019-08-06 | 浙江润阳新材料科技股份有限公司 | A kind of high speed foaming furnace |
| CN111703006A (en) * | 2020-05-22 | 2020-09-25 | 浙江润阳新材料科技股份有限公司 | Foaming system of strip-shaped high polymer material |
-
2014
- 2014-09-15 CN CN201420527418.3U patent/CN204054468U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365144A (en) * | 2014-09-15 | 2016-03-02 | 湖北祥源新材科技有限公司 | Crosslinking polyolefin foaming furnace |
| CN105599210A (en) * | 2016-03-16 | 2016-05-25 | 浙江润阳新材料科技股份有限公司 | Energy-saving foaming furnace |
| CN110091455A (en) * | 2019-04-03 | 2019-08-06 | 浙江润阳新材料科技股份有限公司 | A kind of high speed foaming furnace |
| CN111703006A (en) * | 2020-05-22 | 2020-09-25 | 浙江润阳新材料科技股份有限公司 | Foaming system of strip-shaped high polymer material |
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