Cyclic heating steel roller

Abstract

The utility model discloses a circulating heating steel roller, which comprises an outer roller, outer radial plates, a first roller shaft, a second roller shaft and an inner roller, the inner roller is sleeved in the outer roller, a gap is reserved between the outer circular surface of the inner roller and the inner side surface of the outer roller, the two ends of the inner roller are hermetically connected with the inner radial plates, and the inner ends of the first roller shaft and the second roller shaft penetrate through the inner radial plates at the corresponding ends. The interiors of the first roller shaft and the second roller shaft are of hollow structures, a plurality of evenly-distributed radial holes are formed in the first roller shaft and the second roller shaft from the outer radial plates at the corresponding ends to the end faces of the inner rollers, and the radial holes are communicated with the interiors of the corresponding first roller shaft or the second roller shaft. Circulating hot water is introduced between the inner roller wall and the outer roller wall to form a circulating heating sleeve, the hot water consumption is small, the energy consumption is low, the spiral guide plate is arranged between the inner roller and the outer roller, when the steel roller rotates, the spiral guide plate enables the hot water to flow in an accelerated mode in the spiral direction, the temperature of all positions of the outer surface of the steel roller is constant, and therefore the product compounding quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a solventless laminating machine technical field especially relates to a kind of circulation heating steel roller for solventless laminating machine. BACKGROUND

[0002] The coating mechanism of solventless laminating machine includes coating steel roller, and the laminating mechanism includes laminating steel roller.According to the process requirement of different composite materials, coating steel roller and laminating steel roller need to be heated to different set temperature and keep constant temperature.The existing heating steel roller is to inject circulating hot water or hot oil into steel roller, but steel roller is relatively long and is placed horizontally, and hot water or hot oil consumption is large, energy consumption is high, and hot water or hot oil flows slowly in steel roller, which leads to unstable temperature of steel roller surface, and there is large temperature difference at both ends, which directly affects the composite quality of material SUMMARY

[0003] To solve the above-mentioned problems of large hot water or hot oil consumption, slow flow, unstable temperature of steel roller surface, the utility model provides a kind of circulation heating steel roller, by setting inner roller in outer roller, and setting helical guide vane on the outer surface of inner roller, the flow rate of hot water or hot oil can be accelerated, the temperature of outer surface of steel roller is constant, and the composite quality of material is improved.

[0004] To achieve the above-mentioned purpose, the utility model provides a kind of circulation heating steel roller, including outer roller, the outer roller both ends are sealingly connected with outer web, and the both ends outer web is equipped with the first roller shaft and the second roller shaft respectively, and its characterized in that: it further includes inner roller, the inner roller is sleeved in outer roller, and the outer surface of inner roller is left with the gap between the inner side of outer roller, the both ends of inner roller are sealingly connected with inner web, and the inner end of first roller shaft and second roller shaft passes through corresponding end outer web and inner web and is sealingly fixedly connected with outer web and inner web, and the inside of first roller shaft and second roller shaft is hollow structure from outer end to corresponding end surface section of inner roller, and a plurality of circumferentially distributed radial holes are arranged on the middle part of outer surface of first roller shaft and second roller shaft from corresponding end outer web to the end surface of inner roller, and the radial hole is communicated with the inside of corresponding first roller shaft or second roller shaft, and the outer end of first roller shaft and second roller shaft is connected with rotary joint, and the rotary joint is connected with external mold temperature box through hot water pipe and circulating water pump, and one rotary joint is water inlet, and the other rotary joint is water outlet, for inputting circulating hot water into the gap between the wall of outer roller and the wall of inner roller, to form circulating heating sleeve.

[0005] Further, the inner side of the inner web of both ends of the inner roller is further provided with one inner web, and the distance between the two inner webs at each end is 100-150mm, and the inner end of first roller shaft and second roller shaft passes through the two inner webs at corresponding end and is fixedly connected with the two inner webs.

[0006] The first roller shaft and the second roller shaft are connected with the outer spoke plate and the two inner spoke plates in sequence, and the connecting strength of the first roller shaft and the second roller shaft is improved.

[0007] Further, a plurality of connection blocks are arranged on the outer circumferential surface of the inner roller cylinder at positions corresponding to the inner spoke plates, one side of each connection block is fixedly connected with the inner side surface of the outer roller cylinder, and the other side is fixedly connected with the outer circumferential surface of the inner roller cylinder.

[0008] Further, a spiral flow guide plate is arranged on the outer circumferential surface of the inner roller cylinder, one side surface of the spiral flow guide plate is fixedly connected with the inner side surface of the outer roller cylinder, and the other side surface is fixedly connected with the outer circumferential surface of the inner roller cylinder.

[0009] Further, temperature sensors are arranged at the water inlet of the water inlet end rotary joint and the water outlet of the water outlet end rotary joint of the heating steel roller, and the temperature sensors are connected with the power supply control system.

[0010] The temperature sensors transmit the detected hot water temperature at the water inlet and the hot water temperature at the water outlet to the power supply control system, and after receiving the detection data, the power supply control system controls the heating temperature of the mold temperature box according to the gap between the detection data and the process requirement temperature, so that the outer surface temperature of the heating steel roller always meets the process requirement.

[0011] Further, the input in the heating steel roller is circulating hot oil, and the mold temperature box is a hot oil mold temperature box.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses an inner roller cylinder, circulating hot water or hot oil is input between the inner roller cylinder wall and the outer roller cylinder wall to form a circulating heating jacket, the amount of hot water or hot oil is small, and energy consumption is low, a spiral flow guide plate is arranged between the outer circumferential surface of the inner roller cylinder and the inner side surface of the outer roller cylinder, when the steel roller rotates, the spiral flow guide plate rotates together, the spiral flow guide plate makes hot water or hot oil flow along the spiral direction of the flow guide plate, and the circulating flow speed of hot water or hot oil is accelerated, so that the temperature of each part of the outer surface of the steel roller is constant, and the product composite quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic view of the internal section structure of the embodiment of the utility model;

[0014] Figure 2 It is a schematic view of the structure after the outer roller cylinder of the embodiment of the utility model;

[0015] In the drawing: 1, outer roller cylinder, 2, outer spoke plate, 3, first roller shaft, 301, radial hole, 4, second roller shaft, 401, radial hole, 5, inner roller cylinder, 6, inner spoke plate, 7, connection block, 8, spiral flow guide plate, 9, rotary joint. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0017] As shown in Figure 1 , Figure 2 The utility model discloses an embodiment, including outer roller 1 and inner roller 5, and outer roller 1 both ends are sealedly connected with outer spoke plate 2, and the coaxial first roller shaft 3 is equipped on left end outer spoke plate 2, and the coaxial second roller shaft 4 is equipped on right end outer spoke plate 2, and inner roller 5 is sleeved in outer roller 1, and the clearance is left between the outer cylindrical surface of inner roller 5 and the inner side surface of outer roller 1, and inner roller 5 both ends are sealedly connected with inner spoke plate 6, and the inner end of first roller shaft 3 and second roller shaft 4 respectively passes through corresponding end outer spoke plate 2 and inner spoke plate 6, and is sealedly fixedly connected with outer spoke plate 2 and inner spoke plate 6, and the inside of first roller shaft 3 and second roller shaft 4 is hollow structure from outer end to the corresponding end surface section of inner roller 5, and a plurality of circumferentially distributed radial holes 301 are equipped on the middle part outer cylindrical surface between left end outer spoke plate 2 and the left end surface of inner roller 5 on first roller shaft 3, and radial hole 301 is communicated with the inside of first roller shaft 3, and a plurality of circumferentially distributed radial holes 401 are equipped on the middle part outer cylindrical surface between right end outer spoke plate 2 and the right end surface of inner roller 5 on second roller shaft 4, and radial hole 401 is communicated with the inside of second roller shaft 4, and the outer end of first roller shaft 3 and second roller shaft 4 is connected with swivel joint 9, and swivel joint 9 is connected with external mould temperature box through hot water pipe and circulating water pump, and left end swivel joint 9 is water inlet, and right end swivel joint 9 is water outlet, and is used to input circulating hot water into the clearance between outer roller wall and inner roller wall, and forms circulating heating jacket.

[0018] Further, the inner side of the inner spoke plate 6 at both ends of the inner roller 5 is also provided with an inner spoke plate 6, and the distance between the two inner spoke plates 6 at each end is 125mm. The inner ends of the first roller shaft 3 and the second roller shaft 4 pass through the two inner spoke plates 6 at the corresponding ends and are fixedly connected with the two inner spoke plates 6.

[0019] The first roller shaft 3 and the second roller shaft 4 are connected with the outer spoke plate 2 and the two inner spoke plates 6 in sequence, which improves the connection strength of the first roller shaft 3 and the second roller shaft 4.

[0020] Further, four connection blocks 7 are arranged on the outer cylindrical surface of the inner roller 5 at positions corresponding to the inner spoke plates 6, one side of the connection block 7 is fixedly connected with the inner side surface of the outer roller 1, and the other side is fixedly connected with the outer cylindrical surface of the inner roller 5. The arrangement of the connection block 7 improves the connection strength between the inner roller 5 and the outer roller 1.

[0021] Further, the inner roller 5 is provided with a spiral flow guide plate 8 on the outer surface, one side of the spiral flow guide plate 8 is fixedly connected with the inner side of the outer roller 1, and the other side is fixedly connected with the outer surface of the inner roller 5.

[0022] In operation, the circulating heating steel roller rotates to drive the internal spiral flow guide plate 8 to rotate, the spiral flow guide plate 8 makes the hot water in the circulating heating water jacket flow in a spiral direction and accelerates the flow speed of the hot water, so that the temperature of the outer surface of the circulating heating steel roller is stable, and the requirements of the composite material compounding process are met.

[0023] Further, the water inlet of the left end rotary joint 9 of the heating steel roller and the water outlet of the right end rotary joint 9 are both provided with temperature sensors (not shown in the figure), and the temperature sensors are connected with the power supply control system.

[0024] The temperature sensors transmit the detected hot water temperature of the water inlet and the hot water temperature of the water outlet to the power supply control system, and the power supply control system controls the heating temperature of the mold temperature box according to the gap between the detected data and the process requirement temperature, so that the outer surface temperature of the heating steel roller always meets the process requirements.

[0025] In another embodiment, the input in the heating steel roller is circulating hot oil, and the mold temperature box is a hot oil mold temperature box.

[0026] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and substitutions can be made, and these improvements and substitutions should be considered as the protection scope of the present application.

Claims

1. A circulating heating steel roller, comprising an outer roller barrel, outer spokes are sealingly connected to both ends of the outer roller barrel, coaxial first roller shafts and second roller shafts are respectively arranged on the outer spokes at both ends, characterized in that: Also include the inner roller, the inner roller is sleeved in the outer roller, the outer surface of the inner roller and the inner side of the outer roller are left with a gap, the inner end of the first roller shaft and the second roller shaft respectively passes through the corresponding end outer spoke and the inner spoke, and is sealingly connected with the outer spoke and the inner spoke, the inside of the first roller shaft and the second roller shaft is hollow structure from the outer end to the corresponding end surface section of the inner roller, a plurality of circumferentially distributed radial holes are arranged on the middle outer surface of the first roller shaft and the second roller shaft from the corresponding end outer spoke to the end surface of the inner roller, the radial hole is communicated with the inside of the corresponding first roller shaft or the second roller shaft, the outer end of the first roller shaft and the second roller shaft is connected with the rotary joint, the rotary joint is connected with the external mold temperature box through the hot water pipe and the circulating water pump, one rotary joint is water inlet, the other rotary joint is water outlet, which is used for inputting circulating hot water into the gap between the outer roller wall and the inner roller wall, forming a circulating heating jacket.

2. A circulating heated steel roller as claimed in claim 1, wherein: The inner side of the inner spoke at both ends of the inner roller is also provided with an inner spoke, the distance between the two inner spokes at each end is 100-150mm, the inner end of the first roller shaft and the second roller shaft passes through the two inner spokes at the corresponding end, and is fixedly connected with the two inner spokes.

3. A circulating heating steel roller according to claim 1, characterized in that: The outer surface of the inner roller is provided with a plurality of circumferentially distributed connecting blocks at the corresponding position of the inner spoke, one side of the connecting block is fixedly connected with the inner side of the outer roller, and the other side is fixedly connected with the outer surface of the inner roller.

4. A circulating heating steel roller according to claim 1, characterized in that: The outer surface of the inner roller is also provided with a spiral guide plate, one side of the spiral guide plate is fixedly connected with the inner side of the outer roller, and the other side is fixedly connected with the outer surface of the inner roller.

5. A circulating heating steel roller as claimed in claim 1, wherein: The water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water inlet of the water 6. A circulating heating steel roller as claimed in claim 1, wherein: ​

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