阅读说明：本技术 一种透明塑料管的定型装置 (Shaping device of transparent plastic pipe ) 是由 黎绍韦 许军 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种透明塑料管的定型装置,涉及塑料管生产设备领域,包括真空定径箱、冷却水箱、预脱水箱、预脱水组件以及风干组件,本发明通过在冷却水箱与风干组件之间设置一个预脱水组件,实现了管材表面的大颗粒水珠在进入风干组件之前被去除,确保了风干组件能够完全将管材表面的水珠干燥,避免了对后期打码产生的不利影响。(The invention discloses a shaping device of a transparent plastic pipe, which relates to the field of plastic pipe production equipment and comprises a vacuum sizing box, a cooling water tank, a pre-dewatering box, a pre-dewatering assembly and an air drying assembly.)

1. The utility model provides a setting device of transparent plastic tubing, its characterized in that, includes vacuum sizing case (1), cooling water tank (2), dehydration case (3) in advance, dewaters subassembly (4) and air-dries subassembly (5) in advance, vacuum sizing case (1), cooling water tank (2), dehydration case (3) in advance and air-dry subassembly (5) linear setting in proper order, the plastic tubing via cooling water tank (2) cooling design behind vacuum sizing case (1) sizing, install in dehydration case (3) in advance and be used for getting rid of the large granule drop on plastic tubing surface in advance dewatering subassembly (4), air-dry subassembly (5) are used for air-drying the residual water of processing in order to get rid of its surface to the plastic tubing after dewatering in advance.

2. A shaping device for transparent plastic pipe according to claim 1, wherein: cooling water tank (2) include box (21) and a plurality of guide assembly (22), the both ends of box (21) are equipped with transfer passage (23) of "U" font, guide assembly (22) rotate connect in the lateral wall of box (21) on and be used for introducing the plastic tubing after the vacuum sizing below the cooling water liquid level and carry out water-cooling treatment.

3. A shaping device for transparent plastic pipe according to claim 2, wherein: at least two guide assemblies (22) are also arranged in the pre-dewatering box (3) for guiding the plastic pipes, and the guide assemblies (22) are positioned at the front side and the rear side of the pre-dewatering assembly (4).

4. A shaping device for transparent plastic pipe according to claim 1, wherein: the pre-dehydration assembly (4) comprises a fixed module (41), a flexible water absorption sleeve (42), a pressing block (43), a guide post (410), a guide block (44), a roller assembly (45) and a driving assembly (46), wherein the fixed module (41) is formed by connecting two symmetrically arranged fixed seats (410) together through bolts, the inner side surfaces of the fixed seats (410) are cylindrical surface-shaped, a chamber capable of accommodating the flexible water absorption sleeve (42) is formed in the inner sides of the two fixed seats (410) after the two fixed seats (410) are combined together, steps (47) with threads are arranged on the front side and the rear side of each fixed seat (410), an end cover (48) is in threaded connection with each step (47) to limit the flexible water absorption sleeve (42), the pressing block (43) is in a guide hole (49) in each fixed seat (410) in a sliding mode, the inner side surface of each pressing block (43) is matched with the inner side surface of each fixed seat (410), and the outer side of each pressing block (43) is connected to the guide post (410), guide post (410) are connected with guide block (44) again, and guide post (410) cover is equipped with spring (415), and curb plate (411) are still installed to the side of fixing base (410) and are used for spacing briquetting (43), drive assembly (46) are installed in the top of fixing base (410) and can drive fixed module (41) and move on the horizontal direction, drum assembly (45) are installed in the left and right sides of box (21), and when fixed module (41) moved to air-dry subassembly (5) direction on the horizontal direction, drum assembly (45) can contact with guide block (44) and drive briquetting (43) to inside extrusion flexible water absorption cover (42) and then extrude the moisture in the flexible water absorption cover (42).

5. The setting device of a transparent plastic pipe according to claim 4, wherein: the lower end of the fixed seat (410) is provided with a gap (412) for discharging moisture.

6. The setting device of a transparent plastic pipe according to claim 4, wherein: the roller assembly (45) comprises a roller body (451), a support (452), a double-rod cylinder (453) and a cylinder seat (454), the roller body (451) is rotatably connected into the support (452), the outer side of the support (452) is connected to the output end of the double-rod cylinder (453), the double-rod cylinder (453) is installed on the outer side of the box body (21) through the cylinder seat (454), and a through hole for the roller body (451) and the support (452) to pass through is further formed in the box body (21).

7. The setting device of a transparent plastic pipe according to claim 4, wherein: drive assembly (46) include telescopic machanism (461) and base (462), and roof (413) are installed to the upper end of fixing base (410), and the upper end of roof (413) is connected with riser (414), and the side sliding connection of roof (413) is in slide rail (464) on box (21) inner wall, the upper end in box (21) is installed with the help of base (462) to telescopic machanism (461), and the output of telescopic machanism (461) is connected to riser (414).

8. A shaping device for transparent plastic pipe according to claim 1, wherein: the air drying assembly (5) comprises a base (51), an air inlet pipe (52) and a sealing plug (53), a transverse through hole (54) is formed in the base (51), the air inlet pipe (52) is installed at the lower end of the base (51) and communicated with the through hole (54), an exhaust hole (56) communicated with the through hole (54) is formed in the upper portion of the base (51), and the sealing plug (53) is installed in the exhaust hole (56) and used for plugging the exhaust hole (56).

9. The setting device of a transparent plastic pipe according to claim 4, wherein: the flexible water absorbing sleeve (42) is in a circular tube shape and is made of sponge.

10. The setting device of a transparent plastic pipe as claimed in claim 4, wherein: the outer side surface of the guide block (44) is a cylindrical surface.

Technical Field

The invention belongs to the field of plastic pipe production equipment, and particularly relates to a shaping device of a transparent plastic pipe.

Background

In the plastic pipe extrusion molding process in the prior art, high-temperature tubular plastic extruded by a machine head passes through a sizing device, a cooling device, a drying device, a traction device and a cutting device to obtain a required plastic pipe product, wherein the sizing device, the cooling device and the drying device form a complete sizing device, and the drying device quickly evaporates water drops attached to the surface of the pipe by means of hot air to realize the drying treatment of the pipe.

Disclosure of Invention

The invention aims to provide a shaping device of a transparent plastic pipe, which aims to overcome the defects caused in the prior art.

The utility model provides a setting device of transparent plastic tubing, includes vacuum sizing case, cooling water tank, dehydration tank in advance, dewaters the subassembly in advance and air-dries the subassembly, vacuum sizing case, cooling water tank, dehydration tank in advance and air-dry the subassembly and set up linearly in proper order, and the plastic tubing is via cooling water tank cooling design behind the vacuum sizing case sizing, the subassembly that dewaters in advance is installed in dehydration tank in advance and is used for getting rid of the large granule drop on plastic tubing surface, it is used for air-drying the residual water of processing in order to get rid of its surface to air-dry the plastic tubing after the dehydration in advance to air-dry the subassembly.

Preferably, the cooling water tank comprises a tank body and a plurality of guide assemblies, wherein U-shaped conveying channels are arranged at two ends of the tank body, and the guide assemblies are rotatably connected to the side wall of the tank body and used for guiding the vacuum-sized plastic pipes to the position below the liquid level of the cooling water for water cooling treatment.

Preferably, at least two guide assemblies are also installed in the pre-dewatering box for guiding the plastic pipes, and the guide assemblies are located at the front and rear sides of the pre-dewatering assembly.

Preferably, the pre-dehydration assembly comprises a fixed module, a flexible water absorption sleeve, a pressing block, a guide post, a guide block, a roller assembly and a driving assembly, the fixed module is formed by connecting two symmetrically arranged fixed seats together through a bolt, the inner side surfaces of the fixed seats are cylindrical, the inner sides of the two fixed seats form a cavity capable of accommodating the flexible water absorption sleeve after the two fixed seats are combined together, steps with threads are arranged on the front side and the rear side of each fixed seat, end covers are connected to the steps in a threaded manner to limit the flexible water absorption sleeve, the pressing block is connected in a guide hole in the fixed seats in a sliding manner, the inner side surfaces of the pressing block are matched with the inner side surfaces of the fixed seats, the outer side of the pressing block is connected to the guide post, the guide post is connected with the guide block, a spring is sleeved on the guide post, a side plate is further mounted on the side surface of the fixed seat and used for limiting the pressing block, and the driving assembly is mounted above the fixed seats and can drive the fixed module to move in the horizontal direction, the roller components are installed on the left side and the right side of the box body, when the fixing module moves towards the air drying component in the horizontal direction, the roller components can contact with the guide blocks and drive the pressing blocks to extrude the flexible water absorbing sleeve to the inner side to extrude water in the flexible water absorbing sleeve.

Preferably, the lower end of the fixed seat is provided with a notch for discharging moisture.

Preferably, the roller assembly comprises a roller body, a support, a double-rod cylinder and a cylinder seat, the roller body is rotatably connected in the support, the outer side of the support is connected to the output end of the double-rod cylinder, the double-rod cylinder is mounted on the outer side of the box body by means of the cylinder seat, and the box body is further provided with a through hole for the roller body and the support to pass through.

Preferably, the drive assembly comprises a telescopic mechanism and a base, a top plate is installed at the upper end of the fixing seat, a vertical plate is connected to the upper end of the top plate, the side face of the top plate is connected to the inner wall of the box body in a sliding rail, the telescopic mechanism is installed at the upper end of the box body by means of the base, and the output end of the telescopic mechanism is connected to the vertical plate.

Preferably, the air-drying assembly comprises a base, an air inlet pipe and a sealing plug, a transverse through hole is formed in the base, the air inlet pipe is installed at the lower end of the base and communicated with the through hole, an exhaust hole communicated with the through hole is formed in the upper portion of the base, and the sealing plug is installed in the exhaust hole and used for plugging the exhaust hole.

Preferably, the flexible water absorbing sleeve is in a circular tube shape and is made of sponge.

Preferably, the outer side surface of the guide block is a cylindrical surface.

The invention has the advantages that:

(1) according to the invention, the pre-dewatering component is arranged between the cooling water tank and the air drying component, so that large-particle water drops on the surface of the pipe are removed before entering the air drying component, the air drying component is ensured to be capable of completely drying the water drops on the surface of the pipe, and adverse effects on post-coding are avoided.

(2) The pre-dehydration assembly can squeeze water in the flexible water absorption sleeve by means of the roller assembly and the driving assembly after the water absorbed by the flexible water absorption sleeve reaches the limit so as to keep good water absorption effect, and the pipe conveying cannot be influenced in the process.

Drawings

Fig. 1 is a schematic diagram of the operation of the present invention.

Fig. 2 is a top view of fig. 1.

Figure 3 is a sectional view of a portion of the cooling water tank and the predehydration tank of the present invention.

Fig. 4 is a schematic structural view of the guide assembly of the present invention.

FIG. 5 is a schematic view of the structure of the pre-dewatering box and the pre-dewatering assembly according to the present invention.

Fig. 6 is a partial schematic view of fig. 5 with the base removed.

Fig. 7 is a top view of fig. 5 with the drive assembly removed.

Fig. 8 and 9 are schematic structural views of the fixed module according to the present invention from different viewing angles.

Fig. 10 is a cross-sectional view of fig. 8.

Fig. 11 is an exploded view of the mounting bracket, guide post, guide block and side plate portion of the present invention.

Fig. 12 is a schematic view of the structure of the drum assembly according to the present invention.

FIG. 13 is a schematic view of the air drying assembly of the present invention.

Figure 14 is a cross-sectional view of an air drying assembly according to the present invention.

Wherein:

1, a vacuum sizing box, 2, a cooling water tank, 21, a 22 guide assembly, a 221 rotating shaft, 222 pulleys, 23 conveying channels, 3, a pre-dewatering box, 4, a pre-dewatering assembly, 41, a fixed module, 410, a fixed seat, 42, a flexible water absorption sleeve, 43, 44, a guide block, 45, a roller assembly, 451, a roller body, 452 supports, 453, a double-rod cylinder, 454, a cylinder seat, 455 through holes, 46 driving assemblies, 461 telescopic mechanisms, 462 bases, sliding rails 464, 47 steps, 48 end covers, 49 guide holes, 410 guide columns, 411 side plates, 412 notches, 413 top plates, 414 vertical plates, 415 springs, 5 air drying assemblies, 51 bases, 52 air inlet pipes, 53, 54 through holes, 55 air inlet holes and 56 air outlet holes;

1000 tubular product.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 14, a shaping device for transparent plastic pipes comprises a vacuum sizing box 1, a cooling water tank 2, a pre-dewatering box 3, a pre-dewatering component 4 and an air-drying component 5, wherein the vacuum sizing box 1, the cooling water tank 2, the pre-dewatering box 3 and the air-drying component 5 are sequentially and linearly arranged, the plastic pipes are sized through the vacuum sizing box 1 and then cooled and shaped through the cooling water tank 2, the pre-dewatering component 4 is installed in the pre-dewatering box 3 and used for removing large-particle water drops on the surfaces of the plastic pipes, and the air-drying component 5 is used for carrying out air-drying treatment on the pre-dewatered plastic pipes to remove residual water on the surfaces of the plastic pipes.

In this embodiment, the cooling water tank 2 includes a tank 21 and a plurality of guide assemblies 22, two ends of the tank 21 are provided with a "U" shaped conveying channel 23, and the guide assemblies 22 are rotatably connected to a side wall of the tank 21 and are used for introducing the vacuum sized plastic pipe below the liquid level of the cooling water for water cooling treatment.

In this embodiment, at least two guide assemblies 22 are also installed in the pre-dewatering box 3 for guiding the plastic pipes, and the guide assemblies 22 are located at the front and rear sides of the pre-dewatering assembly 4. The guide assembly 22 is mainly composed of a rotating shaft 221 and a pulley 222, the pulley 222 is installed in the middle of the rotating shaft 221, both ends of the rotating shaft 221 in the guide assembly 22 in the pre-dewatering box 3 are rotatably connected to the side wall of the pre-dewatering box 3, and both ends of the rotating shaft 221 in the guide assembly 22 of the cooling water tank 2 are rotatably connected to the side wall of the box body 21.

In this embodiment, the pre-dewatering assembly 4 includes a fixing module 41, a flexible water absorbing sleeve 42, a pressing block 43, a guiding post 410, a guiding block 44, a roller assembly 45 and a driving assembly 46, the fixing module 41 is formed by connecting two symmetrically arranged fixing bases 410 together by bolts, the inner side surfaces of the fixing bases 410 are cylindrical, the inner sides of the two fixing bases 410 form a chamber capable of accommodating the flexible water absorbing sleeve 42 after the two fixing bases 410 are combined together, a pipe 1000 can pass through the flexible water absorbing sleeve 42 and remove large water beads from the surface of the pipe 1000 under the action of the flexible water absorbing sleeve 42, the front and rear sides of the fixing base 410 are provided with steps 47 with threads, the steps 47 are in threaded connection with end covers 48 to limit the flexible water absorbing sleeve 42, the pressing block 43 is slidably connected in a guiding hole 49 inside the fixing base 410 and the inner side surfaces of the pressing block are matched with the inner side surfaces of the fixing bases 410, the outer side of the pressing block 43 is connected to the guide post 410, the guide post 410 is connected with the guide block 44, the guide post 410 is sleeved with a spring 415, the side surface of the fixing seat 410 is further provided with a side plate 411 for limiting the pressing block 43, the driving assembly 46 is installed above the fixing seat 410 and can drive the fixing module 41 to move in the horizontal direction, the roller assemblies 45 are installed on the left side and the right side of the box body 21, and when the fixing module 41 moves in the horizontal direction to the air drying assembly 5, the roller assemblies 45 can contact with the guide block 44 and drive the pressing block 43 to extrude the flexible water absorbing sleeve 42 inwards to extrude moisture in the flexible water absorbing sleeve 42.

In this embodiment, a notch 412 for discharging moisture is formed at the lower end of the fixing base 410, and the two notches 412 together form a drainage port for draining water.

In this embodiment, the roller assembly 45 includes a roller body 451, a support 452, a dual-rod cylinder 453 and a cylinder seat 454, the roller body 451 is rotatably connected in the support 452, the outer side of the support 452 is connected to the output end of the dual-rod cylinder 453, the dual-rod cylinder 453 is mounted on the outer side of the box 21 by means of the cylinder seat 454, and the box 21 is further provided with a through hole 455 for the roller body 451 and the support 452 to pass through.

In this embodiment, the driving assembly 46 includes a telescopic mechanism 461 and a base 462, a top plate 413 is installed at an upper end of the fixing base 410, an upright plate 414 is connected to an upper end of the top plate 413, a side surface of the top plate 413 is slidably connected to a sliding rail 464 on an inner wall of the box 21, the telescopic mechanism 461 is installed at an upper end of the box 21 by means of the base 462, and an output end of the telescopic mechanism 461 is connected to the upright plate 414.

In this embodiment, the seasoning assembly 5 includes a base 51, an air inlet pipe 52 and a sealing plug 53, wherein a through hole 54 is transversely formed in the base 51, the air inlet pipe 52 is mounted at the lower end of the base 51 and is communicated with the through hole 54 through an air inlet hole 55, an air outlet hole 56 communicated with the through hole 54 is formed in the upper portion of the base 51, and the sealing plug 53 is mounted in the air outlet hole 56 and is used for sealing the air outlet hole 56. The heated warm air enters the through hole 54 through the air inlet pipe 52 and blows on the surface of the pipe 1000, so that water drops on the surface of the pipe 1000 are quickly evaporated, and the dry pipe 1000 is obtained.

In this embodiment, the flexible water absorbing sleeve 42 is tubular and made of sponge, and other similar materials can be used.

In this embodiment, the outer side surface of the guide block 44 is a cylindrical surface, and can be engaged with the roller body 451 to reduce the resistance to movement.

The working process and the method of the invention are as follows:

the high-temperature tubular plastic extruded by the machine head is subjected to sizing treatment by the vacuum sizing box 1 and then is subjected to water cooling sizing by the cooling water tank 2, water drops are mixed with the water-cooled tubular material 1000 and enter the pre-dehydration component 4, large water drops on the surface of the tubular material 1000 are removed by the flexible water absorption sleeve 42, and the pre-dehydrated tubular material 1000 is dried by the base 51 in the air drying component 5.

In the present invention, when the water absorbed by the flexible water absorption sleeve 42 reaches the limit, the pre-dehydration effect of the flexible water absorption sleeve 42 on the pipe 1000 will be reduced, and at this time, the water in the flexible water absorption sleeve 42 needs to be squeezed, and the specific operation method is as follows:

the double-rod cylinder 453 extends to drive the roller body 451 to move towards the fixed seat 410 until the roller body 451 reaches the farthest end, at this time, the telescopic mechanism 461 is started, the telescopic mechanism 461 drives the fixed module 41 to horizontally move towards the air drying component 5, in the process, the guide block 44 is in contact with the roller body 451 and is compressed inwards, the press block 43 connected with the guide block 44 through the guide column 410 also presses the flexible water absorbing sleeve 42 along with the flexible water absorbing sleeve, the water in the flexible water absorbing sleeve is extruded out and is finally discharged into the pre-dewatering box 3 through the notch 412 at the lower end of the fixed seat 410, after the fixed module 41 reaches the farthest end, the guide block 44 is separated from the roller body 451, the press block 43 is reset under the action of the spring 415, after that, the telescopic mechanism 461 drives the roller body 451 to reset, and then, the telescopic mechanism 461 drives the fixed module 41 to reset, and in the process, the normal conveying of the pipe 1000 cannot be affected. Wherein, the extending speed of the telescopic mechanism 461 should be consistent with the conveying speed of the tube 1000, and the telescopic mechanism 461 can adopt an electric push rod.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.