CN109318464B - Four layers of crowded cooling forming module of using altogether of case and bag shell - Google Patents
Four layers of crowded cooling forming module of using altogether of case and bag shell Download PDFInfo
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- CN109318464B CN109318464B CN201811225435.0A CN201811225435A CN109318464B CN 109318464 B CN109318464 B CN 109318464B CN 201811225435 A CN201811225435 A CN 201811225435A CN 109318464 B CN109318464 B CN 109318464B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a cooling forming module for four-layer co-extrusion of a luggage shell, which comprises a four-layer co-extrusion die and a plate cooling forming device, wherein the four-layer co-extrusion die comprises a shunting feed inlet, a confluence discharge outlet and a fixed wing, and the plate cooling forming device at least comprises a fixed seat, an air curtain machine, a heat conduction pipe and a side fixing plate. Through the design of the air curtain machine, external dust is prevented from falling onto the plate when the shell plate is not cooled and formed, and a dustproof effect is achieved; and the influence of gravity on the shell plate before forming is reduced, namely the supporting force between the shell plate and the heat conduction pipe is reduced, the deformation is prevented, and the product quality is improved.
Description
Technical Field
The invention belongs to the technical field of PVC luggage shell production, and particularly relates to a four-layer co-extrusion cooling forming module for a luggage shell.
Background
The bag is a general term for bags, and is a general term for various bags for holding articles, including general shopping bags, handbags, purses, backpacks, rucksacks, satchels, waist bags and various draw-bar boxes. The bag is made of more diversified materials, such as real leather, PU, terylene, canvas, cotton, flax, and the like. The case is an indispensable daily necessity for people. At present, people are still developing and testing various materials to manufacture bags, and the bags with light weight, high strength and beautiful appearance are the key points of the current novel bag reform.
The existing PVC luggage is more and more widely welcomed, and particularly, the PVC luggage produced by the four-layer co-extrusion die has the advantages of high strength of the outer shell, light weight of the material, falling resistance, compression resistance, impact resistance, good toughness, good heat resistance and cold resistance, and easy coloring. When the PVC luggage is produced, firstly, a PVC shell plate is produced through a four-layer co-extrusion die, after the shell plate is cut, the shell is manufactured in a hot plastic molding mode, and in the process, the shell plate extruded from the four-layer co-extrusion die needs to be cooled and molded; the common cooling forming device has the advantages that the cooling speed is low, dust easily falls off the surface of the shell plate to generate stains, the shell plate is easily stressed and deformed before being formed, and the quality is reduced. Therefore, a cooling forming module for four-layer co-extrusion of the luggage shell is needed.
Disclosure of Invention
The invention aims to provide a cooling forming module for four-layer co-extrusion of a luggage shell, which aims to solve the problems that the cooling forming speed of a luggage shell plate is low, stains are easily formed on the surface of the luggage shell plate, and the luggage shell plate is easily stressed and deformed in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cooling forming module for four-layer co-extrusion of a luggage shell comprises a four-layer co-extrusion die and a plate cooling forming device, wherein the four-layer co-extrusion die comprises a shunting feed port, a confluence discharge port and a fixed wing, and the plate cooling forming device comprises a fixed seat, an air curtain machine, a heat conducting pipe and a side fixing plate;
one side of the fixed seat facing the confluence discharge port is butted with the fixed wing, the other side of the fixed seat is fixedly connected with the side fixing plate, a plurality of bearings are arranged on the two parallel and opposite side fixing plates, and a plurality of heat conduction pipes are fixedly inserted in the corresponding bearings so as to form a supporting piece for cooling and forming the plate, wherein circulating cooling water is arranged in the heat conduction pipes and used for radiating the shell plate;
the two groups of air curtain machines are respectively installed right above the two parallel and opposite side fixing plates in a staggered and opposite mode, and is aligned with the installation direction of the side fixing plate, one side of the air curtain machine is provided with an air inlet, the other side is provided with an air outlet, the opening area of the air outlet is smaller than that of the air inlet, an air outlet adjusting device is also arranged on the air curtain machine, the air outlet adjusting device can finely adjust the height of the air outlet according to the preset thickness of the shell plate or the thickness of the shell plate detected in advance, so as to form two groups of staggered air walls above the heat conduction pipes and enable the air flow velocity above and below the shell plate to generate difference, therefore, the shell plate is supported by certain buoyancy before being cooled and formed, deformation is reduced, and external dust can be prevented from falling into the shell plate by the air wall.
Preferably, the air outlet adjusting device is an adjusting screw rod which is arranged at two ends of the top surface of the air curtain machine respectively through vertically arranged second threaded holes, an adjusting knob is fixedly connected to the top end of the adjusting screw rod, the middle portion of the adjusting screw rod is a threaded rod portion matched with the second threaded holes, and the lower end of the adjusting screw rod is a smooth round rod portion which is conveniently correspondingly inserted into the round groove in the side fixing plate.
The adjusting knob is used for adjusting the height of the air curtain machine, so that the distance between the air wall and the upper surface of the outer shell plate is adjusted, and the air flow rate above the outer shell plate is accurately adjusted.
Preferably, the side fixing plate is kept away from the pull mechanism is installed to four layers of afterbody of crowded mould altogether, the pull mechanism is including upper and lower parallel arrangement's passive pull roll and initiative pull roll, the sliding sleeve has been cup jointed respectively at both ends on passive pull roll and the initiative pull roll, the one end of sliding sleeve sets up to toper elastic rubber portion for reduce the surface stress of shell panel before the shaping of not cooling.
Preferably, the cooling and forming device for the shell plate further comprises a water storage tank, the water storage tank is arranged under one end of the heat conduction pipe, one side of the water storage tank is communicated with a water pipe, one end of the water pipe is communicated with the other end of the heat conduction pipe through a rotary joint, and a circulating water pump is mounted on the water pipe.
Preferably, the fixed wing and the fixed seat are connected through a fixed bolt, wherein a first threaded hole in the fixed wing is matched with the fixed bolt, and a counter bore convenient for installation of the fixed bolt is formed in one side of the fixed seat.
Preferably, the tail part of the side fixing plate is fixedly provided with a servo motor in transmission connection with the driving drawing roller.
Preferably, a sliding hole is formed in the sliding sleeve, a third threaded hole is formed in the sliding sleeve, and the sliding sleeve is fixedly installed on the driving drawing roller through a locking bolt.
Preferably, the water storage tank is an open water storage tank, and the water storage tank is a heat-conducting metal water storage tank.
The invention has the technical effects and advantages that: compared with the prior art, the four-layer co-extrusion cooling forming module for the luggage shell provided by the invention has the following advantages:
1. through the design of the air curtain machine, the heat dissipation speed of the shell plate during co-extrusion is accelerated, and meanwhile, air discharged by the air curtain machine forms an air wall to prevent external dust from falling onto the shell plate when the shell plate is not cooled and formed, so that the dustproof effect is achieved, and the product quality is improved;
2. through the design of the air curtain machine, the air flow rate of the upper part of the shell plate is high, the air flow rate of the lower part is low, the air pressure of the upper part of the shell plate is lower than the air pressure of the lower part, the shell plate is subjected to certain buoyancy before being cooled and formed, the influence of gravity on the shell plate before being formed is reduced, namely the supporting force between the shell plate and the heat conducting pipe is reduced, and the deformation is prevented;
3. the air outlet height of the air curtain machine can be reasonably adjusted through the design of the adjusting screw rod, and the air curtain machine is worthy of popularization and use in the aspects of installation and disassembly;
4. through the design of toper elastic rubber portion, when the pull, shell panel's limit portion is main stress point, avoids shell panel's surface atress when not in time cooling shaping, improves product quality.
Drawings
FIG. 1 is a schematic view of the split structure of the present invention;
FIG. 2 is a schematic structural view of an air curtain machine according to the present invention;
FIG. 3 is a schematic view of the water circulation cooling structure of the present invention;
FIG. 4 is a schematic view of the drawer mechanism of the present invention;
FIG. 5 is a schematic structural view of the sliding sleeve of the present invention.
In the figure: 1 shunting feed inlet, 2 four layers of crowded moulds altogether, 3 stationary vanes, 4 first screw holes, 5 discharge gate that converges, 6 fixing bases, 7 counter bores, 8 air curtain machines, 81 air intakes, 82 air outlets, 83 second screw holes, 9 heat pipes, 10 bearings, 11 side fixed plates, 12 circular recess, 13 fixing bolt, 14 adjusting screw, 15 adjust knob, 16 rotary joint, 17 water pipes, 18 circulating water pump, 19 water storage tanks, 20 servo motor, 21 passive drawing roller, 22 initiative drawing roller, 23 sliding sleeves, 24 locking bolt, 25 third screw holes, 26 slide opening, 27 toper elastic rubber portion.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a cooling forming module for four-layer co-extrusion of a luggage shell as shown in figures 1-5, which comprises a four-layer co-extrusion die 2 and a shell plate cooling forming device, wherein the shell plate cooling forming device at least comprises a fixed seat 6, an air curtain machine 8, a heat conduction pipe 9 and a side fixing plate 11.
Four layers are crowded mould 2 altogether including reposition of redundant personnel feed inlet 1, conflux discharge gate 5 and stationary vane 3, wherein the reposition of redundant personnel feed inlet is a plurality of and is located four layers are crowded mould 2 altogether's a side top surface, conflux discharge gate 5 is located four layers are crowded mould 2's opposite side altogether, the left and right sides of discharge gate 5 of converging is fixedly connected with stationary vane 3 respectively, a plurality of first screw holes 4 have been seted up on the stationary vane 3.
One side of the fixed seat 6 facing the confluence discharge port 5 is butted with the fixed wing 3 and passes through the first threaded hole 4 through a fixing bolt 13 to be fixed on the fixed wing 3, the other side of the fixed seat 6 is fixedly connected with the side fixing plate 11, a plurality of bearings 10 are arranged on the two parallel and opposite side fixing plates 11, and a plurality of heat conduction pipes 9 are fixedly inserted in the corresponding bearings 10, so as to form a support member for cooling and forming the shell plate, wherein heat conduction media such as cooling water and the like which circularly flow are arranged in the heat conduction pipes 9.
The two groups of air curtain machines 8 are respectively installed right above the two parallel and opposite side fixing plates 11 in a staggered and opposite mode and are aligned with the installation direction of the side fixing plates 11, two ends of the top surface of each air curtain machine 8 are respectively provided with an adjusting screw 14 through second threaded holes 83 which are vertically arranged, namely an air outlet adjusting device of each air curtain machine 8, the top ends of the adjusting screws 14 are fixedly connected with adjusting knobs 15, the middle parts of the adjusting screws are threaded rod parts matched with the second threaded holes 83, and the lower ends of the adjusting screws are smooth round rod parts which are conveniently correspondingly inserted into the round grooves 12 in the side fixing plates 11; air intake 81 has been seted up to one side of air curtain machine 8, and the air outlet 82 has been seted up to the opposite side, the open area of air outlet 82 is less than the open area of air intake 81, air outlet adjusting device can be according to preset shell panel's thickness or detect in advance and acquire shell panel's thickness comes the meticulous regulation the height of air outlet 82, in order to realize heat pipe 9 top forms two sets of staggered wind walls, and makes the air flow rate of the upper and lower side of shell panel produces the difference, the upper portion atmospheric pressure of shell panel is less than lower part atmospheric pressure, thereby makes shell panel receives certain buoyancy before the shaping of uncooled and supports, reduces the emergence of deformation, and the wind wall still can block outside dust and fall into shell panel simultaneously.
The side fixing plate 11 keeps away from the pull mechanism is installed to four layers of afterbody of crowded mould 2 altogether, the pull mechanism is including upper and lower parallel arrangement's passive drawing roller 21 and initiative drawing roller 22, sliding sleeve 23 has been cup jointed respectively at both ends on passive drawing roller 21 and the initiative drawing roller 22, sliding sleeve 23's one end sets up to toper elastic rubber portion 27, reduces the surface stress of shell panel before the shaping of not cooling.
Preferably, the cooling and forming device for the shell plate further comprises a water storage tank 19, the water storage tank 19 is arranged under one end of the heat conduction pipe 9, one side of the water storage tank 19 is communicated with a water pipe 17, one end of the water pipe 17 is communicated with the other end of the heat conduction pipe 9 through a rotary joint 16, and a circulating water pump 18 is mounted on the water pipe 17.
Preferably, the adjusting knob 15 is used for adjusting the height of the air curtain machine 8, so as to adjust the distance between the air wall and the upper surface of the outer shell plate, so as to precisely adjust the air flow rate above the outer shell plate.
Preferably, the first threaded hole 4 on the fixed wing 3 is matched with the fixed bolt 13, and a countersunk hole 7 facilitating installation of the fixed bolt 13 is formed in one side of the fixed seat 6.
Through the design of first screw hole 4 and counter sink 7, be convenient for install fixing base 6 on four layers are crowded mould 2 altogether.
Preferably, the air curtain machines 8 are at least provided in two groups, each group including one or more air curtain machines 8, so as to form at least two staggered groups of air walls, which facilitates bidirectional heat dissipation of the housing plate.
Preferably, the heat pipes 9 are at least provided with four groups in parallel, and a teflon non-stick layer is sprayed on the surface of the heat pipes 9, so that the bottom heat dissipation efficiency of the case shell plate is improved.
Preferably, a servo motor 20 in transmission connection with the driving drawing roller 22 is fixedly installed at the tail of the side fixing plate 11, and the driving drawing roller 22 is conveniently driven by the servo motor 20 to draw the shell plate.
Preferably, a sliding hole 26 is formed inside the sliding sleeve 23, a third threaded hole 25 is formed in the sliding sleeve 23, and the sliding sleeve 23 is fixedly mounted on the driving drawing roller 22 through a locking bolt 24.
Because the sliding sleeve 23 is arranged at the two ends, when the edge of the shell plate is clamped, the surface stress of the shell plate can be reduced, and the deformation amplitude of the shell plate is reduced.
Preferably, the reservoir 19 is an open reservoir and the reservoir 19 is a heat conducting metal reservoir.
Through adopting above-mentioned technical scheme, through the design of heat conduction metal water storage box, the inside water of the water storage box 19 of being convenient for dispels the heat to the outside.
The invention discloses a cooling forming module for four-layer co-extrusion of a luggage shell, which has the following working principle: when the air curtain machine 8 is used, the heat dissipation speed of the shell plate during co-extrusion is accelerated through the design of the air curtain machine 8, and meanwhile, air discharged by the air curtain machine 8 forms an air wall to prevent external dust from falling onto the shell plate when the shell plate is not cooled and formed, so that a dustproof effect is achieved, and the product quality is improved; the air flow rate of the upper part of the shell plate is high, the air flow rate of the lower part of the shell plate is low, the air pressure of the upper part of the shell plate is lower than the air pressure of the lower part of the shell plate, and the shell plate is subjected to certain buoyancy before being cooled and formed, so that the influence of gravity on the shell plate before being formed is reduced, namely, the supporting force between the shell plate and the heat conduction pipe 9 is reduced, and the deformation is prevented; the air outlet height of the air curtain machine 8 can be reasonably adjusted through the design of the adjusting screw 14, and the air curtain machine is worthy of popularization and use in the aspects of installation and disassembly; through the design of toper elastic rubber portion 27, when the pull, shell panel's limit portion is main stress point, avoids shell panel's surface stress when not in time cooling shaping, improves product quality.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a four layers of crowded usefulness cooling shaping module altogether of case and bag shell, includes four layers and crowd mould and panel cooling shaping device altogether, wherein four layers are crowded mould altogether and are including reposition of redundant personnel feed inlet, conflux discharge gate and stationary vane, its characterized in that:
the plate cooling forming device comprises a fixed seat, an air curtain machine, a heat conduction pipe and a side fixing plate;
one side of the fixed seat facing the confluence discharge port is butted with the fixed wing, the other side of the fixed seat is fixedly connected with the side fixing plate, a plurality of bearings are arranged on the two parallel and opposite side fixing plates, and a plurality of heat conduction pipes are fixedly inserted in the corresponding bearings so as to form a supporting piece for cooling and forming the plate, wherein circulating cooling water is arranged in the heat conduction pipes and used for radiating the shell plate;
the two groups of air curtain machines are respectively installed right above the two parallel and opposite side fixing plates in a staggered and opposite mode, and is aligned with the installation direction of the side fixing plate, one side of the air curtain machine is provided with an air inlet, the other side is provided with an air outlet, the opening area of the air outlet is smaller than that of the air inlet, an air outlet adjusting device is also arranged on the air curtain machine, the air outlet adjusting device can finely adjust the height of the air outlet according to the preset thickness of the shell plate or the thickness of the shell plate detected in advance, so as to form two groups of staggered air walls above the heat conduction pipes and enable the air flow velocity above and below the shell plate to generate difference, therefore, the shell plate is supported by certain buoyancy before being cooled and formed, deformation is reduced, and external dust can be prevented from falling into the shell plate by the air wall.
2. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 1, wherein:
the air outlet adjusting device is an adjusting screw rod installed at two ends of the top surface of the air curtain machine through vertically arranged second threaded holes respectively, an adjusting knob is fixedly connected to the top end of the adjusting screw rod, the middle portion of the adjusting screw rod is a threaded rod portion matched with the second threaded holes, and the lower end of the adjusting screw rod is a smooth round rod portion which is convenient to connect with the round groove on the side fixing plate in a corresponding inserting mode.
3. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 2, wherein:
the adjusting knob is used for adjusting the height of the air curtain machine, so that the distance between the air wall and the upper surface of the outer shell plate is adjusted, and the air flow rate above the outer shell plate is accurately adjusted.
4. The four-layer co-extrusion cooling molding module for the luggage shell according to any one of claims 1 to 3, wherein:
the side fixing plate is kept away from the pull mechanism is installed to four layers of afterbody of crowded mould altogether, pull mechanism is including upper and lower parallel arrangement's passive pull roll and initiative pull roll, the sliding sleeve has been cup jointed respectively at both ends on passive pull roll and the initiative pull roll, the one end of sliding sleeve sets up to toper elastic rubber portion for reduce shell panel surface stress before the shaping of not cooling.
5. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 1, wherein:
the shell plate cooling and forming device further comprises a water storage tank, the water storage tank is arranged under one end of the heat conduction pipe, one side of the water storage tank is communicated with a water pipe, one end of the water pipe is communicated with the other end of the heat conduction pipe through a rotary joint, and a circulating water pump is mounted on the water pipe.
6. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 1, wherein:
the fixed wing with the fixing base passes through fixing bolt and connects, wherein first screw hole on the fixed wing with fixing bolt cooperatees, the counter sink of being convenient for fixing bolt installation is seted up to one side of fixing base.
7. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 1, wherein:
the air curtain machines are at least divided into two groups, and each group comprises one or more air curtain machines;
the heat conduction pipes are at least provided with four groups in parallel.
8. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 4, wherein:
the tail of the side fixing plate is fixedly provided with a servo motor in transmission connection with the driving drawing roller, and the driving drawing roller is convenient to drive through the servo motor to draw the shell plate.
9. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 4, wherein:
the inside of sliding sleeve has seted up the slide opening, set up the third screw hole on the sliding sleeve, the sliding sleeve passes through locking bolt fixed mounting in on the initiative pull-out roller.
10. The four-layer co-extrusion cooling molding module for the luggage shell according to claim 5, wherein:
the water storage tank is an open water storage tank, and the water storage tank is a heat-conducting metal water storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225435.0A CN109318464B (en) | 2018-10-20 | 2018-10-20 | Four layers of crowded cooling forming module of using altogether of case and bag shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225435.0A CN109318464B (en) | 2018-10-20 | 2018-10-20 | Four layers of crowded cooling forming module of using altogether of case and bag shell |
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| Publication Number | Publication Date |
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| CN109318464A CN109318464A (en) | 2019-02-12 |
| CN109318464B true CN109318464B (en) | 2020-11-13 |
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| CN201811225435.0A Active CN109318464B (en) | 2018-10-20 | 2018-10-20 | Four layers of crowded cooling forming module of using altogether of case and bag shell |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111267326B (en) * | 2020-02-24 | 2020-11-10 | 姜志祥 | Safe type environmental protection blown film device convenient to location |
| CN117774257A (en) * | 2024-02-26 | 2024-03-29 | 泉州锦林环保高新材料有限公司 | Plastic sheet plasticizing extrusion molding device and box body thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6830644B2 (en) * | 2001-04-19 | 2004-12-14 | Fuji Photo Film Co., Ltd. | Method of producing a laminate using a heated blower |
| CN205651640U (en) * | 2016-05-13 | 2016-10-19 | 佛山市天进塑胶有限公司 | Film cooling mechanism |
| WO2016173944A1 (en) * | 2015-04-26 | 2016-11-03 | Battenfeld-Cincinnati Germany Gmbh | Method and device for cooling extruded profiles |
| CN207256845U (en) * | 2017-07-28 | 2018-04-20 | 广东金鸿管材科技有限公司 | A kind of cooling device of winding pipe system of processing |
-
2018
- 2018-10-20 CN CN201811225435.0A patent/CN109318464B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6830644B2 (en) * | 2001-04-19 | 2004-12-14 | Fuji Photo Film Co., Ltd. | Method of producing a laminate using a heated blower |
| WO2016173944A1 (en) * | 2015-04-26 | 2016-11-03 | Battenfeld-Cincinnati Germany Gmbh | Method and device for cooling extruded profiles |
| CN205651640U (en) * | 2016-05-13 | 2016-10-19 | 佛山市天进塑胶有限公司 | Film cooling mechanism |
| CN207256845U (en) * | 2017-07-28 | 2018-04-20 | 广东金鸿管材科技有限公司 | A kind of cooling device of winding pipe system of processing |
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| CN109318464A (en) | 2019-02-12 |
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