CN112477055A

CN112477055A - Rattan woven ware pipeline extrusion cooling setting device for hanging seat

Info

Publication number: CN112477055A
Application number: CN202011216645.0A
Authority: CN
Inventors: 代明友; 张加苗
Original assignee: Anhui Daijia Technology Co ltd
Current assignee: Anhui Daijia Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-03-12
Anticipated expiration: 2040-11-04
Also published as: CN112477055B

Abstract

The invention relates to a rattan woven ware pipeline extrusion cooling setting device for hanging seat, includes: workstation and set up in at least a set of melt extruder on the workstation, its characterized in that still includes: the die head assembly comprises a die head body, an extrusion ring, an inner pipe and an outer pipe unit, wherein the extrusion ring is arranged in the die head body and correspondingly connected with the melting extruder, the inner pipe is arranged in the extrusion ring, and the outer pipe unit is sleeved on the outer side of the inner pipe; the cooling driving assembly comprises a cooling water tank, an impeller unit and a transmission unit; a winding mechanism; and a water pump assembly driving the cooling water to circulate. Carry the inside of cooling water to rattan woven ware pipeline through setting up the inner tube and cool off, the outer tube unit also carries the cooling water to be used for cooling rattan woven ware pipeline and drive winding mechanism rolling simultaneously for the cooling simultaneously inside and outside the rattan woven ware pipeline, the inner tube carries the cooling water to play the supporting role to the rattan woven ware pipeline.

Description

Rattan woven ware pipeline extrusion cooling setting device for hanging seat

Technical Field

The invention relates to the technical field of plastic processing equipment, in particular to an extrusion cooling and shaping device for a rattan woven pipe for a hanging chair.

Background

At present, the rattan chair hanging basket swing is popular as a household leisure chair, and in the production process of the rattan chair hanging basket swing, a steel pipe frame is usually used as a framework, and various rattans are wound and woven on the framework for forming. An existing rattan basket swing usually selects artificial plastic rattans, wherein tubular rattan plaited bodies are not easy to cool due to the fact that the cross sections of the rattan plaited bodies are thick and the rattan plaited bodies are annular.

Patent document No. CN201610775506.9 discloses a rattan-like woven rattan and a production method thereof, which is characterized in that: the device comprises at least one plastic extruder which is butted with an extrusion die; a material pushing screw of the plastic extruder is driven by a servo motor or a variable frequency motor; a cooling groove is arranged behind the extrusion die; the back of the cooling tank is provided with an adjuster, a roller of the adjuster is clamped on the surface of the rattan, the adjuster is driven by a servo motor or a variable frequency motor to rotate, a collector is connected with the back of the adjuster, and the rattan led out from the adjuster is wound on the collector.

However, in the actual use process, the inventor finds that the cooling efficiency is low after the rattan woven pipe line is extruded and molded, and the winding is easy to deform.

Disclosure of Invention

The invention aims to solve the technical problems that in the prior art, the rattan woven pipe line is low in cooling efficiency after being extruded and molded and easy to deform during winding by arranging the inner pipe to convey cooling water to the inside of the rattan woven pipe line for cooling and the outer pipe unit to convey cooling water for cooling the rattan woven pipe line and driving the winding mechanism to wind.

Aiming at the technical problems, the technical scheme is as follows:

a rattan woven ware pipeline extrusion cooling setting device for hanging seat includes: workstation and set up in at least a set of melt extruder on the workstation, its characterized in that still includes:

the die head assembly comprises a die head body, an extrusion ring, an inner pipe and an outer pipe unit, the extrusion ring is arranged in the die head body and correspondingly connected with the melting extruder, the inner pipe is arranged in the extrusion ring, the outer pipe unit is sleeved on the outer side of the inner pipe, the inner pipe penetrates through a first water injection port in the side wall of the die head body, and a second water injection port is formed in the side wall of the outer pipe unit;

the cooling driving assembly comprises a cooling water tank, an impeller unit and a transmission unit, wherein the cooling water tank is arranged at the end part of the outer pipe unit in the same direction as the length direction of the outer pipe unit, the impeller unit is arranged on the path of the cooling water tank, and the transmission unit is in transmission connection with the impeller unit;

the winding mechanism is arranged at the tail end of the cooling driving component and comprises a water storage barrel and a winding frame arranged in the water storage barrel, and the winding frame is in transmission connection with the transmission unit; and

the water pump assembly comprises a first water pump and a second water pump, the first water pump is connected with the cooling water tank and the first water filling port and the second water filling port, the second water pump is connected with the cooling water tank and the water storage barrel, and the water pump assembly drives cooling water to circulate.

As a refinement, the free end of the inner tube is arranged coaxially with the die body and it protrudes out of the die body.

As an improvement, the outer side wall of the inner tube is matched with the inner diameter of the extrusion ring, the inner wall of the inner tube is provided with a horn-shaped flaring along the discharge direction of the extrusion ring, and the inner tube guides cooling water to the inner cavity of the cane tube extruded and formed by the extrusion ring.

As an improvement, the outer tube unit comprises an outer tube and a propelling part arranged in the outer tube, the outer tube guides cooling water to the outer side wall of the rattan tube, and the propelling part is driven by the cooling water to rotate and pushes forwards against the outer side of the rattan tube.

As an improvement, the outer pipe comprises a water inlet part connected with the die head body and a cooling part integrally formed with the water inlet part, the water inlet part is coated on the free end part of the inner pipe, a nested pipe is arranged on the water inlet part, the inner diameter of the nested pipe is larger than the outer diameter of the inner pipe, and a water inlet cavity is formed between the outer side wall of the nested pipe and the inner wall of the water inlet part.

As an improvement, the pusher comprises:

a first impeller, the first impeller being freely rotatably disposed; and

the driving wheel is integrally connected to the first impeller, and the circumferential side face of the driving wheel is provided with a concave arc face matched with the outer side wall of the rattan pipe.

As an improvement, the cooling water tank comprises a lower layer through groove and an upper layer through groove, the lower layer through groove receives cooling water transmitted by the outer pipe unit, the tail end of the upper layer through groove is communicated with the tail part of the lower layer through groove, the upper layer through groove enables the cooling water in the lower layer through groove to flow back, and the upper layer through groove accommodates the rattan pipe to pass through.

As an improvement, the impeller unit comprises a rotating shaft, and a second impeller a and a second impeller B which are integrally connected to the rotating shaft, wherein the second impeller a is arranged in the lower-layer through groove, and the second impeller B is arranged in the upper-layer through groove.

As an improvement, the transmission unit comprises:

one end of the chain wheel set is in transmission connection with the rotating shaft;

the conical wheel set is in transmission connection with the other end of the chain wheel set and the winding frame.

As an improvement, a jacking assembly is further arranged below the winding frame and drives the winding frame to reciprocate up and down.

The invention has the beneficial effects that:

(1) according to the invention, the inner pipe is arranged to convey cooling water to the inside of the rattan-woven pipeline for cooling, and meanwhile, the outer pipe unit also conveys cooling water for cooling the rattan-woven pipeline and driving the winding mechanism to wind, so that the rattan-woven pipeline is cooled inside and outside simultaneously, the inner pipe conveys cooling water to play a supporting role on the rattan-woven pipeline and keep the shape of the pipeline, and the winding of the winding mechanism is matched with the stroke of the outer pipe unit conveying cooling water, so that the winding tension of the rattan-woven pipeline is stable;

(2) according to the invention, the cooling driving component is arranged to realize flushing and cooling on the rattan woven pipe on one hand and generate a rotary driving force on the other hand to synchronously drive the winding mechanism to rotate;

(3) according to the invention, the propulsion part is arranged to propel the rattan-woven pipe line in the outer pipe to advance, and a traction mechanism is not required to be additionally arranged to pull the rattan-woven pipe line forward, so that the structure is simple;

(4) the water storage barrel is arranged, so that cooling water flushed out of the rattan-woven pipeline by the inner pipe is collected, and the cooling water is temporarily stored and cooled, so that the heat of the cooling water is reduced, and the cooling water can be used for circulating cooling.

In conclusion, the device has the advantages of high-efficiency cooling, stable winding tension, synchronous driving and simple structure, and is particularly suitable for the technical field of plastic processing equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the whole of the present invention.

FIG. 2 is a schematic diagram of the structure of the die assembly.

FIG. 3 is a front cross-sectional schematic view of a die assembly.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an enlarged schematic view of B in fig. 3.

FIG. 6 is a partially cut-away perspective view of the die assembly.

Fig. 7 is an operational view of the pusher.

Fig. 8 is a schematic structural view of the propelling member.

FIG. 9 is a top schematic view of the cooling drive assembly.

FIG. 10 is a partial cutaway schematic view of a cooling drive assembly.

Fig. 11 is an enlarged view of C in fig. 10.

Fig. 12 is a schematic view of the rolling mechanism and the second water pump.

Fig. 13 is a schematic cross-sectional view of the winding mechanism.

Detailed Description

The technical scheme in the embodiment of the invention is clearly and completely explained by combining the attached drawings.

Example one

As shown in fig. 1 and 2, an extrusion cooling and shaping device for rattan woven pipe for a chair lift comprises: workstation 1 and set up in at least a set of melt extruder 2 on workstation 1 still includes:

the die head assembly 3 comprises a die head body 31, an extrusion ring 32 which is arranged in the die head body 31 and correspondingly connected with the melting extruder 2, an inner pipe 33 arranged in the extrusion ring 32, and an outer pipe unit 34 which is sleeved outside the inner pipe 33, wherein the inner pipe 33 penetrates through a first water injection port 331 on the side wall of the die head body 31, and a second water injection port 341 is arranged on the side wall of the outer pipe unit 34;

a cooling driving assembly 4, wherein the cooling driving assembly 4 includes a cooling water tank 41 disposed at an end of the outer pipe unit 34 in the same direction as the longitudinal direction of the outer pipe unit 34, an impeller unit 42 disposed on a path of the cooling water tank 41, and a transmission unit 43 in transmission connection with the impeller unit 42;

the winding mechanism 5 is arranged at the tail end of the cooling driving component 4, the winding mechanism 5 comprises a water storage barrel 51 and a winding frame 52 arranged in the water storage barrel 51, and the winding frame 52 is in transmission connection with the transmission unit 43; and

and a water pump assembly 6, wherein the water pump assembly 6 comprises a first water pump 61 connecting the cooling water tank 41 with the first water filling port 331 and the second water filling port 341, and a second water pump 62 connecting the cooling water tank 41 with the water storage barrel 51, and the water pump assembly 6 drives the cooling water to circulate.

Specifically, the die head body 31 is provided with a plurality of extruding channels 311, the extruding channels 311 are arranged in one-to-one correspondence with the melting extruder 2, the plurality of extruding channels 311 converge the melted raw material to the extruding ring 32 to form the rattan-woven pipe line 10, the inner pipe 33 penetrates through the extruding ring 32 from the center of the die head body 31, so that cooling water is introduced into the rattan-woven pipe line 10 and advances together with the rattan-woven pipe line 10, meanwhile, the outer pipe unit 34 is also filled with the cooling water to cool the outer wall of the rattan-woven pipe line 10, the cooling water introduced into the inner pipe 33 and the outer pipe unit 34 simultaneously forms pressure maintaining and shaping on the rattan-woven pipe line 10, and in addition, the cooling driving component 4 cools the rattan-woven pipe line 10 again.

Further, as shown in fig. 3, the free end portion of the inner tube 33 is disposed coaxially with the die body 31 and it protrudes from the die body 31.

As shown in fig. 3 to 6, further, the outer side wall of the inner tube 33 is adapted to the inner diameter of the extrusion ring 32, the inner wall of the inner tube 33 is provided with a flared opening along the discharging direction of the extrusion ring 32, and the inner tube 33 guides the cooling water to the inner cavity of the rattan pipe 10 extruded by the extrusion ring 32.

It should be noted that, the inner tube 33 is formed as a flared opening, so as to avoid the decrease of the extrusion temperature of the die head body 31 caused by the thin wall at the root of the inner tube 33, and as the opening of the inner tube 33 is gradually enlarged and the wall thickness thereof is reduced, the cooling water in the inner tube 33 gradually absorbs the heat of the rattan-plaited pipeline 10 wrapped outside the inner tube 33 through heat conduction, and performs primary cooling and shaping on the rattan-plaited pipeline 10, and then the cooling water completely rushes out of the inner tube 33 to contact and cool the inner wall of the rattan-plaited pipeline 10.

As shown in fig. 3, 6 and 7, the outer tube unit 34 further includes an outer tube 342 and a pushing member 343 disposed inside the outer tube 342, the outer tube 342 guides the cooling water to the outer side wall of the rattan pipe 10, and the pushing member 343 is driven to rotate by the cooling water and pushes forward against the outer side of the rattan pipe 10.

As shown in fig. 5 and 6, further, the outer tube 342 includes a water inlet portion 3421 connected to the die head body 31 and a cooling portion 3422 integrally formed with the water inlet portion 3421, the water inlet portion 3421 covers the free end portion of the inner tube 33, the water inlet portion 3421 is provided with a nested tube 3423, the inner diameter of the nested tube 3423 is larger than the outer diameter of the inner tube 33, and a water inlet cavity 344 is formed between the outer side wall of the nested tube 3423 and the inner wall of the water inlet portion 3421.

Note that the inner diameter of the nested tube 3423 is larger than the outer diameter of the inner tube 33, that is, the outer wall of the rattan plaited pipeline 10 and the inner wall of the nested tube 3423 are provided with a gap, and no cooling water exists in the gap, so that the rattan plaited pipeline 10 is not quenched and shrunk at the initial position extruded by the extrusion ring 32.

It should be further noted that the free end of the nested tube 3423 is provided with a flexible sealing ring 3414, and the flexible sealing ring 3414 covers the rattan-plaited pipe 10 and seals the rattan-plaited pipe in a sliding manner, so as to prevent cooling water from entering a gap between the outer wall of the rattan-plaited pipe 10 and the inner wall of the nested tube 3423.

As shown in fig. 6 to 8, further, the pushing member 343 includes:

a first impeller 3431, the first impeller 3431 being freely rotatably provided; and

a driving wheel 3432, the driving wheel 3432 is integrally connected to the first impeller 3431, and the circumferential side of the driving wheel 3432 is provided with a concave curved surface 34321 adapted to the outer side wall of the rattan pipe 10.

As shown in fig. 9 and 10, further, the cooling water tank 41 includes a lower through groove 411 and an upper through groove 412, the lower through groove 411 receives the cooling water delivered from the outer pipe unit 34, the tail end of the upper through groove 412 is communicated with the tail of the lower through groove 411, the upper through groove 412 returns the cooling water of the lower through groove 411, and the upper through groove 412 receives the rattan pipe 10 therethrough.

The cooling water tank 41 is provided with a water storage chamber a413 and a water storage chamber B414 corresponding to the water outlet end portion of the outer pipe 342, the water storage chamber a413 receives the cooling water flowing out of the outer pipe 342 and is conducted to the lower through groove 411, and the water storage chamber B414 receives the cooling water flowing out of the upper through groove 412 and is conducted to the first water pump 61.

As shown in fig. 9 and 10, the impeller unit 42 further includes a rotating shaft 421, and a second impeller a422 and a second impeller B423 integrally connected to the rotating shaft 421, wherein the second impeller a422 is disposed in the lower through groove 411, and the second impeller B423 is disposed in the upper through groove 412.

As shown in fig. 10, 11 and 12, further, the transmission unit 43 includes:

a sprocket set 431, wherein one end of the sprocket set 431 is in transmission connection with the rotating shaft 421;

and the conical wheel set 432 is in transmission connection with the other end of the sprocket set 431 and the winding frame 52.

As shown in fig. 12 and 13, a jacking assembly 53 is further disposed below the winding frame 52, and the jacking assembly 53 drives the winding frame 52 to reciprocate up and down.

The working process is as follows:

the die head body 31 is provided with a plurality of extruding channels 311, the extruding channels 311 are arranged corresponding to the melting extruder 2 one by one, the plurality of extruding channels 311 converge the melted raw materials to the extruding ring 32 to form the rattan pipeline 10, the inner pipe 33 passes through the extruding ring 32 from the center of the die head body 31, thereby leading cooling water into the rattan plaited pipeline 10 to advance together with the rattan plaited pipeline 10, simultaneously leading the outer pipe unit 34 to be filled with the cooling water to cool the outer wall of the rattan plaited pipeline 10, leading the cooling water simultaneously led into the inner pipe 33 and the outer pipe unit 34 to form pressure maintaining and shaping on the rattan plaited pipeline 10, then leading the cooling driving component 4 to cool the rattan plaited pipeline 10 again, and the impeller unit 42 is matched with the transmission unit 43 to drive the winding mechanism 5 to wind synchronously, and the jacking component 53 arranged in the winding mechanism 5 drives the winding frame 52 to move up and down in a reciprocating manner, so that the rattan-woven pipe 10 is wound on the winding frame 52 in an orderly manner.

In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the invention.

Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A rattan woven ware pipeline extrusion cooling setting device for hanging seat includes: workstation (1) and set up in at least a set of melt extruder (2) on workstation (1), its characterized in that still includes:

the die head assembly (3) comprises a die head body (31), an extrusion ring (32) which is arranged in the die head body (31) and correspondingly connected with the melting extruder (2), an inner pipe (33) arranged in the extrusion ring (32) and an outer pipe unit (34) sleeved outside the inner pipe (33), wherein the inner pipe (33) penetrates through a first water injection port (331) in the side wall of the die head body (31), and a second water injection port (341) is arranged in the side wall of the outer pipe unit (34);

the cooling driving assembly (4) comprises a cooling water tank (41) which is arranged at the end part of the outer pipe unit (34) in the same direction with the length direction of the outer pipe unit (34), an impeller unit (42) which is arranged on the path of the cooling water tank (41) and a transmission unit (43) which is in transmission connection with the impeller unit (42);

the winding mechanism (5) is arranged at the tail end of the cooling driving component (4), the winding mechanism (5) comprises a water storage barrel (51) and a winding frame (52) arranged in the water storage barrel (51), and the winding frame (52) is in transmission connection with the transmission unit (43); and

the water pump assembly (6), the water pump assembly (6) is including connecting cooling trough (41) and first water filling port (331) and second water filling port (341) first water pump (61), and connect cooling trough (41) with second water pump (62) of storage bucket (51), water pump assembly (6) drive cooling water circulation.

2. The extrusion cooling and shaping device for the rattan plaited pipeline for the chair as claimed in claim 1, wherein the free end of the inner tube (33) is coaxially disposed with the die body (31) and extends out of the die body (31).

3. The rattan pipe extrusion cooling setting device for the hanging chair according to claim 2, characterized in that the outer side wall of the inner pipe (33) is adapted to the inner diameter of the extrusion ring (32), the inner wall of the inner pipe (33) is provided with a flared flare along the discharging direction of the extrusion ring (32), and the inner pipe (33) guides the cooling water to the inner cavity of the rattan pipe (10) extruded by the extrusion ring (32).

4. The rattan pipe extrusion cooling setting device for a chair lift according to claim 2, wherein the outer pipe unit (34) comprises an outer pipe (342) and a propelling member (343) disposed inside the outer pipe (342), the outer pipe (342) guides cooling water to the outer side wall of the rattan pipe (10), the propelling member (343) is driven to rotate by the cooling water, and it pushes forward against the outer side of the rattan pipe (10).

5. The rattan woven pipe extrusion cooling setting device for the chair as claimed in claim 4, wherein the outer pipe (342) comprises a water inlet portion (3421) connected to the die head body (31) and a cooling portion (3422) integrally formed with the water inlet portion (3421), the water inlet portion (3421) is wrapped around the free end portion of the inner pipe (33), the water inlet portion (3421) is provided with a nested pipe (3423), the inner diameter of the nested pipe (3423) is larger than the outer diameter of the inner pipe (33), and a water inlet cavity (344) is formed between the outer side wall of the nested pipe (3423) and the inner wall of the water inlet portion (3421).

6. The extrusion cooling and shaping device for rattan plaited pipe used for a chair-lift of claim 5, wherein the propelling member (343) comprises:

a first impeller (3431), the first impeller (3431) being freely rotatably disposed; and

the driving wheel (3432), the driving wheel (3432) is connected to the first impeller (3431) integrally, and the circumferential side of the driving wheel (3432) is provided with a concave arc surface (34321) matched with the outer side wall of the rattan pipeline (10).

7. The rattan woven pipe extrusion cooling setting device for a chair-lift of claim 1, wherein the cooling water tank (41) comprises a lower layer through groove (411) and an upper layer through groove (412), the lower layer through groove (411) receives the cooling water delivered from the outer pipe unit (34), the tail end of the upper layer through groove (412) is communicated with the tail of the lower layer through groove (411), the upper layer through groove (412) returns the cooling water of the lower layer through groove (411), and the upper layer through groove (412) receives the rattan pipe (10) to pass through.

8. The extrusion cooling and sizing device for the rattan woven pipe used for the chair-lift according to claim 7, wherein the impeller unit (42) comprises a rotating shaft (421), and a second impeller A (422) and a second impeller B (423) integrally connected to the rotating shaft (421), wherein the second impeller A (422) is disposed in the lower through groove (411), and the second impeller B (423) is disposed in the upper through groove (412).

9. The rattan piping extrusion cooling shaping device for chair lifts as claimed in claim 8, wherein said transmission unit (43) comprises:

the chain wheel set (431), one end of the chain wheel set (431) is in transmission connection with the rotating shaft (421);

the conical wheel set (432), the conical wheel set (432) is in transmission connection with the other end of the chain wheel set (431) and the winding frame (52).

10. The rattan woven pipe extrusion cooling setting device for the hanging chair as claimed in claim 1, wherein a jacking assembly (53) is further arranged below the winding frame (52), and the jacking assembly (53) drives the winding frame (52) to reciprocate up and down.