阅读说明：本技术 一种卧式聚烯烃发泡设备 (Horizontal polyolefin foaming equipment ) 是由 李建华 于 2019-11-21 设计创作，主要内容包括：本发明涉及一种卧式聚烯烃发泡设备,包括依次设置的送料装置、水平发泡装置及调厚切边收卷装置；水平发泡装置包括依次设置三个加热区的水平发泡炉及设置在水平发泡炉上方且与三个加热区对应设置的三个循环加热机构,每个加热机构包括箱体和与其连通的换热风机,箱体内设有热交换器,所述热交换器包括一端开口、另一端为封闭结构的燃烧室,燃烧室的封闭端与换热风机相对应,燃烧室的开口端穿设有燃烧器,燃烧室的侧壁上均设多个热量输出孔；换热风机用于将热交换器内产生的热量通过均风装置输送给水平发泡炉。本发明的卧式聚烯烃发泡设备,可以避免燃烧器火焰进入换热风机,提高了换热风机的使用寿命；热量通过均风装置输送给水平发泡炉,提高产品的合格率。(The invention relates to horizontal polyolefin foaming equipment which comprises a feeding device, a horizontal foaming device and a thickness-adjusting trimming winding device which are sequentially arranged; the horizontal foaming device comprises a horizontal foaming furnace with three heating zones sequentially arranged and three circulating heating mechanisms which are arranged above the horizontal foaming furnace and correspond to the three heating zones, each heating mechanism comprises a box body and a heat exchange fan communicated with the box body, a heat exchanger is arranged in the box body, the heat exchanger comprises a combustion chamber with one open end and the other end of a closed structure, the closed end of the combustion chamber corresponds to the heat exchange fan, a combustor penetrates through the open end of the combustion chamber, and a plurality of heat output holes are formed in the side wall of the combustion chamber; the heat exchange fan is used for conveying heat generated in the heat exchanger to the horizontal foaming furnace through the air equalizing device. The horizontal polyolefin foaming equipment can prevent flame of a burner from entering the heat exchange fan, so that the service life of the heat exchange fan is prolonged; the heat is conveyed to the horizontal foaming furnace through the air equalizing device, and the qualification rate of products is improved.)

1. The utility model provides a horizontal polyolefin foaming equipment, is including material feeding unit (2), horizontal foaming device (1) and the side cut coiling mechanism that thickens that sets gradually, characterized by: the feeding device (2) is used for conveying the polyolefin master slice to the horizontal foaming device (1); the horizontal foaming device (1) is used for completing the foaming of the polyolefin master slice and conveying the polyolefin foaming sheet to the thickness-adjusting trimming winding device; the thickness-adjusting trimming winding device receives the polyolefin foamed sheet, and rolls the polyolefin foamed sheet after calendaring and trimming; the horizontal foaming device comprises a horizontal foaming furnace (12) with three heating zones (11) arranged in sequence and three circulating heating mechanisms (13) which are arranged above the horizontal foaming furnace (12) and are arranged corresponding to the three heating zones (11), each heating mechanism (13) comprises a box body (131) and a heat exchange fan (134) communicated with the box body, a heat exchanger (133) is arranged in each box body (131), each heat exchanger (133) comprises a combustion chamber with one open end and the other end of a closed structure, the closed end of each combustion chamber corresponds to the heat exchange fan (134), a combustor is arranged at the open end of each combustion chamber in a penetrating mode, and a plurality of heat output holes (1331) are formed in the side wall of each combustion chamber; the heat exchange fan (134) is used for conveying the heat generated in the heat exchanger (133) to the horizontal foaming furnace (12).

2. The horizontal polyolefin foaming apparatus of claim 1, wherein: the upper part and the lower part of each heating area (11) are respectively provided with a straight-tube type air pipe (121), the opposite side walls of the two air pipes are respectively provided with a plurality of air outlets (122) which are arranged in parallel, a first air equalizing device (123) and a second air equalizing device (124) are arranged in each air pipe (121) along the axial direction of the air pipe, and the second air equalizing device is close to the air outlets (122); a first air equalizing area is formed between the first air equalizing device (123) and the air pipe (121), a second air equalizing area is formed between the first air equalizing device (123) and the second air equalizing device (124), and a third air equalizing area is formed between the second air equalizing device (124) and the air pipe (121); the first air equalizing area is communicated with a heat exchange fan (134).

3. The horizontal polyolefin foaming apparatus according to claim 2, wherein: a plurality of openings (1231) are uniformly distributed on the first air equalizing device (123), and a baffle (1232) capable of sliding along the opening is arranged at each opening.

4. The horizontal polyolefin foaming apparatus according to claim 3, wherein: and a plurality of through holes (1241) are uniformly distributed on the second air equalizing device (124).

5. The horizontal polyolefin foaming apparatus according to claim 4, wherein: the two straight cylinder type air pipes (121) are connected with the horizontal foaming furnace (12) through pull rods (125) with adjustable heights.

6. The horizontal polyolefin foaming apparatus of claim 5, wherein: be equipped with annular steel mesh (7) that is used for bearing the weight of the product in horizontal foaming furnace (12), this steel mesh (7) include anchor ring and lower anchor ring, go up the anchor ring and lie in between upper portion tuber pipe air outlet and the tuber pipe air outlet of lower part, lower anchor ring lies in the below of lower part tuber pipe, and the below of anchor ring is equipped with the clear net device (14) of guaranteeing that the steel mesh each department is heated unanimously.

7. The horizontal polyolefin foaming apparatus of claim 6, wherein: the net cleaning device (14) comprises a third pipeline (143) and a fourth pipeline (144) which is arranged in the third pipeline (143) and used for inputting mixed gas, a second gas outlet hole (1441) is formed in the lower pipe wall of the fourth pipeline (144), and a first gas outlet hole (1431) is formed in the upper pipe wall of the third pipeline (143).

8. The horizontal polyolefin foaming apparatus according to claim 7, wherein: the net cleaning device (14) further comprises a first pipeline (141) for inputting combustible gas and a second pipeline (142) for inputting combustion-supporting gas, the first pipeline (141) and the second pipeline (142) are arranged on the outer side of the horizontal foaming furnace (12), and the first pipeline (141) and the second pipeline (142) are respectively communicated with the fourth pipeline (144).

9. The horizontal polyolefin foaming apparatus according to any one of claims 1 to 8, wherein: the feeding device comprises a master piece unreeling machine (21), the master piece unreeling machine (21) comprises two supports (22) and inflatable shafts (23) arranged on the two supports (22), two ends of each inflatable shaft (23) are connected with the corresponding support (22) through a safety chuck (25), and one end of each inflatable shaft (23) is provided with a magnetic powder brake (24).

10. The horizontal polyolefin foaming apparatus of claim 9, wherein: the thickness-adjusting trimming winding device comprises a trimming machine (5), wherein the trimming machine (5) comprises a support frame (51), and a knife rest (52) and a traction mechanism which are arranged on the support frame (51); the traction mechanism comprises an upper clamping roller (56) and a lower clamping roller (57), the upper clamping roller (56) is adjusted to be in distance with the lower clamping roller through an air cylinder (55), and the lower clamping roller (57) is driven to rotate through a transmission motor (58).

Technical Field

The invention belongs to the field of material manufacturing, and particularly relates to horizontal polyolefin foaming equipment.

Background

The existing horizontal polyolefin foaming equipment comprises a feeding device, a horizontal foaming device, a thickness adjusting device and a winding device, and the working process is as follows: firstly, conveying a polyolefin master slice into a horizontal foaming device through a feeding device; foaming the polyolefin master slice in a foaming device to obtain a semi-finished product and outputting the semi-finished product; then, calendering the semi-finished product of the polyolefin foamed sheet by a thickness adjusting device to obtain a finished product of the polyolefin foamed sheet; and finally, winding the finished foamed sheet through a winding device.

The horizontal foaming device in the horizontal polyolefin foaming equipment comprises a horizontal foaming furnace and a heating mechanism arranged above the horizontal foaming furnace. The heating mechanism comprises a box body, a burner fixed on the box body, a heat exchanger positioned in the box body and connected with the burner, and a heat exchange fan used for conveying heat in the box body to a heating area. The existing heat exchanger comprises a combustion cylinder with openings at two ends, wherein one opening end of the combustion cylinder is communicated with a flame nozzle of a combustor, and the other opening end of the combustion cylinder is opposite to an impeller of the heat exchange fan. When the combustor burns, part of flame sprayed by the flame spraying nozzle is still not extinguished after passing through the heat exchanger, and the flame is sucked into the impeller of the heat exchange fan, so that the impeller is deformed and damaged, and the service life of the heat exchange fan is reduced. In addition, the heat exchanger fan directly conveys the heat in the heat exchanger to the horizontal foaming furnace, so that the products in the horizontal foaming furnace are heated unevenly, and the qualification rate of the products is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides horizontal polyolefin foaming equipment which can prolong the service life of a heat exchange fan and improve the qualification rate of products.

In order to achieve the above purposes, the invention adopts the technical scheme that: the horizontal polyolefin foaming equipment comprises a feeding device, a horizontal foaming device and a thickness-adjusting trimming winding device which are sequentially arranged, wherein the feeding device is used for conveying a polyolefin master slice to the horizontal foaming device; the horizontal foaming device is used for completing the foaming of the polyolefin master slice and conveying the polyolefin foaming sheet to the thickness-adjusting trimming winding device; the thickness-adjusting trimming winding device receives the polyolefin foamed sheet, and rolls the polyolefin foamed sheet after calendaring and trimming; the horizontal foaming device comprises a horizontal foaming furnace with three heating zones sequentially arranged and three circulating heating mechanisms which are arranged above the horizontal foaming furnace and correspond to the three heating zones, each heating mechanism comprises a box body and a heat exchange fan communicated with the box body, a heat exchanger is arranged in the box body, the heat exchanger comprises a combustion chamber with one open end and the other end of a closed structure, the closed end of the combustion chamber corresponds to the heat exchange fan, a combustor penetrates through the open end of the combustion chamber, and a plurality of heat output holes are formed in the side wall of the combustion chamber; the heat exchange fan is used for conveying heat generated in the heat exchanger to the horizontal foaming furnace.

Further, according to the horizontal polyolefin foaming equipment, the upper part and the lower part of each heating zone are respectively provided with a straight cylinder type air pipe, the opposite side walls of the two air pipes are respectively provided with a plurality of air outlets which are arranged in parallel, each air pipe is internally provided with a first air equalizing device and a second air equalizing device along the axial direction of the air pipe, and the second air equalizing device is close to the air outlets; a first air equalizing area is formed between the first air equalizing device and the air pipe, a second air equalizing area is formed between the first air equalizing device and the second air equalizing device, and a third air equalizing area is formed between the second air equalizing device and the air pipe; the first air equalizing area is communicated with the heat exchange fan.

Furthermore, as for the horizontal polyolefin foaming equipment, a plurality of openings are uniformly distributed on the first air equalizing device, and a baffle capable of sliding along the openings is arranged at each opening.

Furthermore, according to the horizontal polyolefin foaming equipment, a plurality of through holes are uniformly distributed on the second air equalizing device.

Further, according to the horizontal polyolefin foaming device, the upper air pipe and the lower air pipe are connected with the horizontal foaming furnace through the pull rod with adjustable height.

Furthermore, as mentioned above, the horizontal polyolefin foaming device is characterized in that an annular steel mesh for bearing a product is arranged in the horizontal foaming furnace, the steel mesh comprises an upper annular surface and a lower annular surface, the upper annular surface is positioned between the air outlet of the upper air pipe and the air outlet of the lower air pipe, the lower annular surface is positioned below the lower air pipe, and a mesh cleaning device for ensuring that all parts of the steel mesh are heated uniformly is arranged below the lower annular surface.

Furthermore, as above, the net cleaning device comprises a third pipeline and a fourth pipeline arranged in the third pipeline and used for inputting mixed gas, a second air outlet hole is formed in the lower pipe wall of the fourth pipeline, and a first air outlet hole is formed in the upper pipe wall of the third pipeline.

Furthermore, as for the horizontal polyolefin foaming equipment, the net cleaning device further comprises a first pipeline for inputting combustible gas and a second pipeline for inputting combustion-supporting gas, the first pipeline and the second pipeline are arranged outside the horizontal foaming furnace, and the first pipeline and the second pipeline are communicated with the fourth pipeline.

Further, as above-mentioned a horizontal polyolefin foaming equipment, material feeding unit includes the master slice machine of unreeling, and this master slice machine of unreeling includes two supports and sets up the physiosis axle on two supports, and the both ends of physiosis axle respectively through a safe (holding) chuck with correspond the leg joint, the one end of physiosis axle is equipped with magnetic powder brake.

Further, according to the horizontal polyolefin foaming equipment, the thickness-adjusting edge-cutting winding device comprises an edge cutter, and the edge cutter comprises a support frame, and a cutter frame and a traction mechanism which are arranged on the support frame; the traction mechanism comprises an upper clamping rod and a lower clamping rod, the upper clamping rod is adjusted to be in distance with the lower clamping rod through an air cylinder, and the lower clamping rod is driven to rotate through a transmission motor.

The invention has the beneficial technical effects that:

(1) according to the invention, the corresponding ends of the heat exchanger and the heat exchange fan are arranged into the closed structure, so that flame which is not extinguished by the burner flame nozzle can not be sucked into the heat exchange fan to cause deformation and damage of the impeller, and the service life of the heat exchange fan is prolonged.

(2) According to the invention, the upper part and the lower part of each heating area are respectively provided with the air pipe, so that the heating uniformity of products in the heating areas is ensured, and the qualification rate of the products is improved.

(3) According to the invention, the net cleaning device is arranged below the steel net, so that all parts of the steel net are heated uniformly, and the service life of the steel net is prolonged.

(4) According to the invention, the magnetic powder brake is arranged in the feeding device, so that the polyolefin master slice is not polluted, and the raw material cost is saved.

(5) According to the invention, the traction mechanism is arranged on the edge cutting machine, so that the running speed of the polyolefin sheet is constant, and the phenomenon of undercut can not be caused during edge cutting.

Drawings

FIG. 1 is a schematic view of the structure of a polyolefin foaming apparatus of the present invention;

FIG. 2 is a front view of a master unwind reel;

FIG. 3 is a side view of a master unwind reel;

FIG. 4 is a schematic view of the heating mechanism;

FIG. 5 is a schematic structural view of an air duct;

FIG. 6 is a schematic structural diagram of a first wind equalizing device;

FIG. 7 is a schematic structural diagram of a second wind equalizing device;

FIG. 8 is a cross-sectional view of a horizontal foaming furnace;

FIG. 9 is a schematic structural view of the net cleaning device;

FIG. 10 is a schematic structural view of a thickness adjusting device;

FIG. 11 is a schematic view of a deviation corrector;

FIG. 12 is a front view of the edge trimmer;

FIG. 13 is a side view of the edge trimmer;

FIG. 14 is a front view of the winding device;

fig. 15 is a side view of the winding device.

In the figure:

1-horizontal foaming device

11-heating zone 12-horizontal foaming furnace 13-heating mechanism 14-net cleaning device

121-air pipe 122-air outlet 123-first air equalizing device 124-second air equalizing device

125-pull rod 126-air pipe air inlet 127-furnace body heat insulation layer 1231-opening 1232-baffle 1241-through hole

131-box 132-combustor 133-heat exchanger 134-heat exchange fan

1331-output hole 1341-burner

141-first conduit 142-second conduit 143-third conduit 144-fourth conduit

1431-first outlet hole 1441-second outlet hole

2-feeding device

21-master piece unreeling machine 22-support 23-air expansion shaft 24-magnetic powder brake 25-safety chuck 26-coupler

3-thickness adjusting device

30-frame 31-heating device 32-fixed roller 33-pressing roller 34-guide roller 35-pressing cylinder 36-steering mechanism 37-sliding rail

4-winding device

41-rolling frame 42-power mechanism 43-speed reducing mechanism 44-rolling shaft turnover mechanism

45-first winding shaft 46-second winding shaft 47-first motor 48-second motor

5-edge trimmer

51-support frame 52-tool rest 53-cutter 54-driven carrier roller 55-cylinder 56-upper clamping roller 57-lower clamping roller 58-transmission motor

6-deviation rectifying machine

61-deviation-rectifying controller and sensor 62-hydraulic driving device 63-deviation-rectifying mechanism 64-polyolefin sheet 65-deviation-rectifying pinch roll

7-steel net

8-idler

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1, the horizontal polyolefin foaming equipment provided by the invention comprises a feeding device 2, a horizontal foaming device 1, a thickness adjusting device 3, a deviation correcting machine 6, a trimming machine 5 and a winding device 4 which are arranged in sequence. The feeding device 2 is used for conveying the polyolefin master slice into the horizontal foaming device 1; the horizontal foaming device 1 is used for finishing the foaming of the polyolefin master slice to form a polyolefin semi-finished sheet; the thickness adjusting device 3 is used for calendaring two sides of the foamed polyolefin semi-finished sheet so as to obtain a polyolefin sheet finished product; the deviation correcting device 6 is used for correcting the position of the polyolefin sheet finished product; the edge cutting device 5 is used for performing edge cutting treatment on the polyolefin sheet finished product; the winding device 4 is used for winding the polyolefin sheet finished product.

As shown in fig. 1-3, the feeding device 2 includes a master uncoiler 21, and the master uncoiler 21 includes two supports 22, an inflatable shaft 23 disposed on the two supports 22, and a magnetic powder brake 24 connected to one end of the inflatable shaft 23. Two ends of the air inflation shaft 23 are respectively connected with the corresponding bracket 22 through a safety chuck 25, and one end of the air inflation shaft 23 is connected with the magnetic powder brake 24 through a coupler 26.

Therefore, the air inflation shaft can be braked by the magnetic powder brake, and when the pulling force applied to the air inflation shaft is greater than the braking force of the magnetic powder brake on the air inflation shaft in the feeding process, the air inflation shaft rotates to realize feeding; when the feeding is stopped, the air inflation shaft is static under the action of the magnetic powder brake, the air inflation shaft stops rotating, and the polyolefin master slice does not move any more, so that the raw material of the polyolefin master slice is not polluted, and the raw material cost is saved. In addition, the brake force of the magnetic powder brake can be adjusted to adapt to polyolefin master slices with different thicknesses, and the brake device is wide in application range and convenient to disassemble and assemble.

The horizontal foaming device 1 comprises a horizontal foaming furnace 12 with three heating zones 11 arranged in sequence and three circulating heating mechanisms 13 which are arranged above the horizontal foaming furnace 12 and correspond to the three heating zones 11.

The three heating zones are respectively a preheating zone, an elevating zone and a reaction zone. The preheating zone is used for preheating the polyolefin master slice at normal temperature to about 100 ℃ to remove intermolecular stress; the heating area is used for heating the temperature to about 175 ℃ so that the auxiliary agent is decomposed among molecules to form a grid; the reaction zone is used to raise the temperature to about 250 degrees to foam the blowing agent. And the three heating zones circularly heat the polyolefin master slice to complete the foaming of the polyolefin master slice.

As shown in fig. 4, the heating mechanism 13 includes a box 131 fixed to the horizontal foaming furnace 12 and a heat exchange fan 134 communicated with the box 131. Be equipped with heat exchanger 133 in the box 131, this heat exchanger 133 includes that one end is enclosed construction, the other end has the open-ended combustion chamber, and combustion chamber enclosed construction end corresponds heat transfer fan 134, and combustor 132 is worn to establish by the combustion chamber open end, is equipped with flame projecting 1341 on the combustor 132, all establishes a plurality of delivery outlet 1331 on the lateral wall of combustion chamber. By adopting the arrangement mode, when flame sprayed from the burner 132 flame nozzle 1341 enters the heat exchanger 133, the flame can be extinguished by the closed end of the flame, heat is blown out through the output hole in the side wall, the flame is prevented from entering the heat exchange fan 134, the impeller is prevented from deforming and damaging, and the service life of the heat exchange fan is prolonged.

The heat exchange fan 134 includes an air inlet and an air outlet, the air inlet is communicated with the box 131, and the air outlet is communicated with the heating area 11. Therefore, the heat exchange fan 134 can convey the heat generated in the heat exchanger to the horizontal foaming furnace to heat the product.

As shown in fig. 5, in order to ensure that the polyolefin master slice is uniformly heated in the horizontal foaming furnace, a straight-tube type air duct 121 is respectively arranged at the upper part and the lower part of the horizontal foaming furnace 12, a plurality of air outlets 122 arranged in parallel are arranged on the corresponding side walls of the two air ducts 121, a first air equalizing device 123 and a second air equalizing device 124 are sequentially arranged in each air duct 121 along the axial direction of the air duct, the second air equalizing device 124 is close to the air outlet 122 of the air duct, a first air equalizing region is formed between the first air equalizing device and the air duct 121, a second air equalizing region is formed between the first air equalizing device and the second air equalizing device, a third air equalizing region is formed between the second air equalizing device and the air duct, and the first air equalizing region is communicated with the heating mechanism. The hot air blown out by the heating mechanism is uniformly distributed through the first air homogenizing area, the second air homogenizing area and the third air homogenizing area and then blown to the product, so that the product is uniformly heated, and the qualified rate of the finished product is improved.

The first air uniforming device 123 is provided with a plurality of openings 1231, each opening is provided with a baffle 1232 capable of sliding along the opening, and the size of the opening is controlled by controlling the position of the baffle 1232, so that the air output of the first air uniforming device is adjusted, and the temperature of the horizontal foaming furnace is controlled, as shown in fig. 6.

The second air uniformizing device 124 is provided with a plurality of through holes 1241, and the through holes 1241 are used for uniformly transferring the heat of the third air uniformizing area to the product, as shown in fig. 7.

As shown in fig. 8, the upper and lower ducts 121 are connected to the horizontal foaming furnace 12 through height-adjustable tie rods 125. The distance between the upper and lower air pipes is adjusted by adjusting the height of the pull rod 125 to meet the requirement of non-thick heating products.

The upper air duct and the lower air duct are both provided with an air duct inlet 126, and the air duct inlet 126 is communicated with an air outlet of the heat exchange fan 134.

The horizontal foaming furnace 12 is internally provided with a furnace body heat-insulating layer 127 for ensuring the temperature of the furnace body.

Still be equipped with the annular steel mesh 7 that is used for bearing the weight of the product in the horizontal foaming furnace 12, steel mesh 7 is supported by bearing roller 8, and this steel mesh 7 includes anchor ring and lower anchor ring, goes up the anchor ring and is located between upper portion tuber pipe air outlet and the tuber pipe air outlet of lower part, and lower anchor ring is located the below of lower tuber pipe, and the below of lower anchor ring is equipped with the clear net device 14 of guaranteeing that each department of steel mesh 7 is heated unanimously.

As shown in fig. 9, the mesh cleaning device 14 includes a first pipe 141, a second pipe 142, a third pipe 143, and a fourth pipe 144. The first and second ducts 141 and 142 are disposed outside the horizontal foaming furnace 12, the third and fourth ducts 143 and 144 are disposed inside the horizontal foaming furnace 12, and the fourth duct 144 is disposed inside the third duct 143 and communicates with the first and second ducts 141 and 142. The upper pipe wall of the third pipe 143 is provided with a plurality of first air outlet holes 1431, and the first air outlet holes 1431 face the steel mesh 7. The lower pipe wall of the fourth pipeline is uniformly provided with a plurality of second air outlet holes 1441. The first conduit 141 feeds combustible gas and the second conduit 142 feeds combustion supporting gas.

It can be seen that the combustible gas of the first pipeline and the combustion-supporting gas of the second pipeline are discharged through the second air outlet of the fourth pipeline after being mixed in the fourth pipeline, and the discharged gas is discharged through the first air outlet of the third pipeline after being fully mixed by the third pipeline. Thereby guarantee the gaseous homogeneity of each department's mist that the third pipeline discharged, keep its temperature unanimous when burning, make the lower circulation face of steel mesh everywhere be heated unanimously, improved steel mesh life. Compared with the existing steel mesh, the steel mesh has the service life of about 12 months, and the cost is greatly reduced.

As shown in fig. 10, the thickness adjusting device 3 includes a frame 30, and a pressing cylinder 35, a pressing roller 33, a slide rail 37, a fixing roller 32, a guide roller 34, a heating device 31, and a steering mechanism 36 provided on the frame 30. When the device works, a polyolefin semi-finished product sheet enters the thickness adjusting device through the steering mechanism 36, the heating device 31 heats the sheet to enable the sheet to be in a semi-molten state, when the sheet in the semi-molten state passes through the fixed roller 32, the pressing roller 33 moves towards the fixed roller 32 along the sliding rail 37 and presses the sheet according to the preset thickness under the pushing action of the pressing cylinder 35, the polyolefin semi-finished product sheet is pressed to the preset thickness, and then the sheet is output to the next process from the guide roller 34.

As shown in fig. 11, the deviation rectifying machine 6 includes a deviation rectifying mechanism 63, a deviation rectifying nip roller 65 and a hydraulic driving device 62 which are arranged on the deviation rectifying mechanism 63, and a deviation rectifying controller and a sensor 61 which are connected with the hydraulic driving device 62, wherein the deviation rectifying controller and the sensor 61 include a deviation rectifying controller and a deviation rectifying sensor. When the deviation correcting device works, the deviation correcting sensor receives a signal and feeds the signal back to the deviation correcting controller, and the deviation correcting controller sends the signal to the control valve of the hydraulic driving device 62 to control the deviation correcting mechanism 63 to swing back and forth, so that the polyolefin sheet 64 is corrected.

As shown in fig. 12 and 13, the edge trimmer 5 includes a support frame 51, and a cutter holder 52 and a traction mechanism provided on the support frame 51. And driven carrier rollers 54 are arranged on two sides of the cutter frame 52, and a cutter 53 is arranged on the cutter frame. The traction mechanism comprises an upper clamping roller 56 and a lower clamping roller 57, the distance between the upper clamping roller 56 and the lower clamping roller 57 is adjusted through an air cylinder 55, and the lower clamping roller 57 is driven to rotate through a transmission motor 58. The cutter 53 is disposed on the same horizontal line as the product between the upper nip roller 56 and the lower nip roller 57.

Set up drive mechanism on the bead cutter 5, can make sheet speed invariable, drive mechanism is synchronous with the transmission of last process, guarantees that the sheet has a invariable pulling force all the time, can cut edge on the production line, saves man-hour. At least two driven carrier rollers 54 are arranged below the cutter frame 52, and the driven carrier rollers 54 are matched with the cutter 53, so that the sheet cannot shake up and down during trimming, and the phenomenon of undercut cannot be caused.

As shown in fig. 14 and 15, the winding device 4 includes a winding frame 41, a winding shaft turning mechanism 44, a speed reduction mechanism 43, a power mechanism 42, a first winding shaft 45, and a second winding shaft 46. The power mechanism 42 and the speed reducing mechanism 43 are both arranged on the winding frame 41, the power mechanism 42 comprises a first motor 47 and a second motor 48, the first motor 47 is connected with the first winding shaft 45, and the second motor 48 is connected with the second winding shaft 46. First rolling axle 45 and second rolling axle 46 all include pivot and physiosis axle, and the physiosis axle box is established in the pivot, pivot and rolling axle tilting mechanism 44 fixed connection, and reduction gears 43 is connected with rolling axle tilting mechanism 44, and the one end of first rolling axle 45 and the one end of second rolling axle 46 are all fixed on rolling axle tilting mechanism 44, and the other end of first rolling axle 45 and the other end of second rolling axle 46 are all unsettled, first rolling axle 45 and second rolling axle 46 parallel arrangement.

According to the winding device, the first winding shaft and the second winding shaft respectively comprise the rotating shaft and the air expansion shaft, the air expansion shaft is sleeved on the rotating shaft, the rotating shaft is fixedly connected with the winding shaft turnover mechanism, when the coil is unwound, only one worker needs to discharge compressed air in the air expansion shaft, the coiled material is held and pulled out from the suspended end of the first winding shaft or the suspended end of the second winding shaft, the coil is convenient to unwind, and time and labor are saved.

The horizontal polyolefin foaming device of the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can derive other embodiments according to the technical solution of the present invention, and the same shall fall into the technical innovation scope of the present invention.