CN112519063B - Automatic polyurethane casting machine - Google Patents
Automatic polyurethane casting machine Download PDFInfo
- Publication number
- CN112519063B CN112519063B CN202011276213.9A CN202011276213A CN112519063B CN 112519063 B CN112519063 B CN 112519063B CN 202011276213 A CN202011276213 A CN 202011276213A CN 112519063 B CN112519063 B CN 112519063B
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- Prior art keywords
- pouring
- stirring
- transmission belt
- polyurethane
- mold transmission
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/04—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles using movable moulds not applied
- B29C39/06—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles using movable moulds not applied continuously movable, e.g. along a production line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/24—Feeding the material into the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/36—Removing moulded articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/38—Heating or cooling
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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
- B29K2275/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as reinforcement
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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
- B29L2031/00—Other particular articles
- B29L2031/32—Wheels, pinions, pulleys, castors or rollers, Rims
- B29L2031/322—Wheels, pinions, pulleys, castors or rollers, Rims made wholly of plastics
Abstract
The invention discloses an automatic polyurethane casting machine which comprises a rack (1), wherein one end of the rack (1) is provided with a polyurethane storage tank (2), the other end of the rack (1) is provided with a casting lifting mechanism (3), the casting lifting mechanism (3) is provided with a casting head (4), and the casting head (4) is connected with the bottom of the polyurethane storage tank (2) through a casting pipeline (5); the pouring head is characterized in that a pouring platform (6) is arranged below the pouring head (4), a mold transmission mechanism (7) is arranged on the pouring platform (6), a group of uniformly distributed molds (8) are arranged on the mold transmission mechanism (7), and a collection box (9) is further arranged at the bottom of the mold transmission mechanism (7). The invention has the characteristics of effectively improving the pouring quality of products and greatly improving the production efficiency.
Description
Technical Field
The invention relates to a polyurethane casting machine, in particular to an automatic polyurethane casting machine.
Background
Polyurethane Resin (Polyurethane Resin) is used as a high polymer material with the characteristics of high strength, tear resistance, wear resistance and the like, and is widely applied to the fields of daily life, industrial and agricultural production, medicine and the like; is used as a drum, a driving wheel, etc. The process of processing the polyurethane roller and the driving wheel needs to cast the mould, the polyurethane high-temperature solution is cast on the mould, and then the polyurethane roller and the driving wheel are subjected to condensation, polishing and other processes. However, when the existing polyurethane casting machine is used for casting, the distance from the mold is long, so that bubbles are generated in the product forming process, and the product quality is influenced; and the existing polyurethane casting machine needs to manually take products after the casting is finished, so that the overall production efficiency is lower. Therefore, the prior art has the problems of poor product quality and low production efficiency.
Disclosure of Invention
The invention aims to provide an automatic polyurethane casting machine. The invention has the characteristics of effectively improving the pouring quality of products and greatly improving the production efficiency.
The technical scheme of the invention is as follows: the automatic polyurethane casting machine comprises a frame, wherein a polyurethane storage tank is arranged at one end of the frame, a casting lifting mechanism is arranged at the other end of the frame, a casting head is arranged on the casting lifting mechanism, and the casting head is connected with the bottom of the polyurethane storage tank through a casting pipeline; the casting head is characterized in that a casting platform is arranged below the casting head, a mold transmission mechanism is arranged on the casting platform, a group of uniformly distributed molds are arranged on the mold transmission mechanism, and a collecting box is further arranged at the bottom of the mold transmission mechanism.
In the automatic polyurethane casting machine, the mold transmission mechanism comprises an upper mold transmission belt and a lower mold transmission belt, a driving roller set is arranged at one end between the upper mold transmission belt and the lower mold transmission belt, a driven roller set is arranged at the other end between the upper mold transmission belt and the lower mold transmission belt, and the mold is fixed on the surfaces of the upper mold transmission belt and the lower mold transmission belt; and the pouring platform is positioned between the upper die conveying belt and the lower die conveying belt.
In the automatic polyurethane casting machine, a cooling mechanism is further arranged above the discharge end of the mold conveying mechanism.
In the foregoing automatic polyurethane casting machine, the cooling mechanism includes a blowing assembly, a cryogenic cooling assembly and an air suction assembly sequentially arranged above the mold conveying mechanism along the discharging direction.
In the automatic polyurethane casting machine, the low-temperature cooling component comprises a cooling chamber sleeved on the mold transmission mechanism, an ice storage cavity is arranged in the cooling chamber, ice blocks are arranged in the ice storage cavity, and an exhaust fan is arranged on the inner wall surface of the annular cooling chamber.
In the foregoing automatic polyurethane casting machine, the casting lifting mechanism includes a hydraulic rod set arranged on the frame, a fixing seat is arranged at the upper end of the hydraulic rod set, the casting head is arranged on the fixing seat, and a hose is further arranged between the casting head and the casting pipeline.
Compared with the prior art, the automatic casting and discharging device is composed of a polyurethane storage tank, a casting lifting mechanism, a casting head, a mold transmission mechanism, a cooling mechanism and a collecting box, realizes automatic production from casting to molding and discharging, effectively reduces the number of workers, and greatly improves the production efficiency; meanwhile, the pouring lifting mechanism is arranged for adjusting the distance between the pouring head and the mold in real time, so that the pouring distance is ensured to be in the optimal state, and the pouring quality of the product can be effectively improved. In conclusion, the invention has the characteristics of effectively improving the pouring quality of products and greatly improving the production efficiency.
The cooling mechanism is composed of an air suction assembly, a low-temperature cooling assembly and an air suction assembly, is used for quickly cooling a poured product, and is beneficial to the follow-up separation of the poured product from a mold under the action of gravity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a structural view of the mold transfer mechanism.
The labels in the figures are: 1-frame, 2-polyurethane storage tank, 3-pouring lifting mechanism, 4-pouring head, 5-pouring pipeline, 6-pouring platform, 7-mould transmission mechanism, 8-mould, 9-collecting box, 10-cooling mechanism, 301-hydraulic rod set, 302-fixing seat, 701-upper mould transmission belt, 702-lower mould transmission belt, 703-driving roller set, 704-driven roller set, 101-blowing component, 102-cryogenic cooling component, 103-air suction component, 104-cooling chamber, 105-ice storage chamber and 106-exhaust fan.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Examples are given. An automatic polyurethane casting machine is shown in figures 1 and 2 and comprises a frame 1, wherein a polyurethane storage tank 2 is arranged at one end of the frame 1, a casting lifting mechanism 3 is arranged at the other end of the frame 1, a casting head 4 is arranged on the casting lifting mechanism 3, and the casting head 4 is connected with the bottom of the polyurethane storage tank 2 through a casting pipeline 5; a pouring platform 6 is arranged below the pouring head 4, a mould transmission mechanism 7 is arranged on the pouring platform 6, a group of evenly distributed moulds 8 are arranged on the mould transmission mechanism 7, and a collection box 9 is also arranged at the bottom of the mould transmission mechanism 7.
The mold transmission mechanism 7 comprises an upper mold transmission belt 701 and a lower mold transmission belt 702, a driving roller set 703 is arranged at one end between the upper mold transmission belt 701 and the lower mold transmission belt 702, a driven roller set 704 is arranged at the other end between the upper mold transmission belt 701 and the lower mold transmission belt 702, and the mold 8 is fixed on the surfaces of the upper mold transmission belt 701 and the lower mold transmission belt 702; the casting platform 6 is located between the upper mold conveying belt 701 and the lower mold conveying belt 702.
A cooling mechanism 10 is also arranged above the discharging end of the mould transmission mechanism 7.
The cooling mechanism 10 comprises an air blowing assembly 101, a low-temperature cooling assembly 102 and an air suction assembly 103 which are sequentially arranged above the die conveying mechanism 7 along the discharging direction.
The low-temperature cooling assembly 102 comprises a cooling chamber 104 which is sleeved on the mold conveying mechanism 7, an ice storage cavity 105 is arranged in the cooling chamber 104, ice blocks are arranged in the ice storage cavity 105, and an exhaust fan 106 is arranged on the inner wall surface of the annular cooling chamber 104.
Pouring elevating system 3 is including setting up hydraulic rod group 301 in frame 1, and hydraulic rod group 301 upper end is equipped with fixing base 302, and pouring head 4 sets up on fixing base 302, still is equipped with the hose between pouring head 4 and the pouring pipeline 5.
The blowing assembly comprises a blowing cover, and the blowing cover is connected with a blower through a pipeline; the air suction assembly comprises an air suction cover, and the air suction cover is connected with an air suction machine through a pipeline.
The pouring pipeline is also provided with a pressure pump.
A stirring mechanism is also arranged in the polyurethane storage tank; the stirring mechanism comprises a rotating sleeve fixed at the top in the kettle body, a lifting stirring shaft is arranged in the rotating sleeve, a driving motor positioned above the kettle body is arranged at the upper end of the lifting stirring shaft, and a hydraulic lifting rod is arranged between the driving motor and the kettle body; the middle part of the rotating sleeve is connected with a middle stirring ring, a plurality of semicircular stirring pieces which are gradually reduced in diameter and distributed in concentric circles are arranged above the middle stirring ring, and telescopic connecting rods are arranged between the upper and lower adjacent semicircular stirring pieces and between the lower semicircular stirring piece and the middle stirring ring; the left side and the right side of the rotating sleeve are provided with sliding grooves, a top telescopic pull rod connected with the lifting type stirring shaft is arranged in the sliding grooves, and the bottom of the top telescopic pull rod is connected with a semicircular stirring piece at the top.
And fixed connecting rods are arranged on the front side and the rear side between the middle stirring ring and the rotary sleeve.
The upper surface and the lower surface of the middle stirring ring are provided with rotating blades, and the inner wall and the outer wall of the middle stirring ring and the semicircular stirring piece are provided with tooth-shaped structures.
An electric heating pipe is also arranged in the polyurethane storage tank.
The stirring process of the stirring mechanism is as follows: the driving motor works to drive the lifting stirring shaft to rotate, and the rotation of the lifting stirring shaft can drive the semicircular stirring piece, the rotary sleeve and the middle stirring ring to rotate so as to stir the materials; when the hydraulic stem descends, can drive over-and-under type (mixing) shaft and descend, semi-circular stirring spare can descend along the spout thereupon, and then changes the region of stirring, and after semi-circular stirring spare that is located the top when initial state descends to the bottommost, the hydraulic stem stops to descend to begin to reset. According to the invention, the stirring mechanism is improved, and the rotating sleeve, the lifting stirring shaft, the middle stirring ring and the semicircular stirring piece are arranged, so that the semicircular stirring piece can move up and down, the materials in the reaction kettle can be fully stirred, and the stirring uniformity can be improved. Simultaneously, the in-process of over-and-under type (mixing) shaft at the oscilaltion can drive corresponding semicircular stirring spare and reciprocate to make the stirring region in the reation kettle change thereupon, and then more be favorable to improving the homogeneity of stirring.
The driving roller set is connected with a transmission motor.
The casting process of the invention comprises the following steps: the empty mould moves to the position above the pouring platform under the action of the mould transmission mechanism, the pouring head begins to pour polyurethane into the mould (in the pouring process, the pouring head can slowly rise under the action of the hydraulic rod, the pouring distance is kept in the optimal state), and after pouring is finished, the product moves along with the movement of the upper transmission belt and is subjected to air blowing cooling of the air blowing assembly, low cooling of the low cooling assembly and cooling of the air suction assembly in sequence to realize pre-setting; and then the lower half part of the die carrier transmission mechanism is moved, and the product can fall to the collecting box under the action of gravity, so that automatic production is realized.
Claims (5)
1. Automatic formula polyurethane casting machine, its characterized in that: the device comprises a rack (1), wherein a polyurethane storage tank (2) is arranged at one end of the rack (1), a pouring lifting mechanism (3) is arranged at the other end of the rack (1), a pouring head (4) is arranged on the pouring lifting mechanism (3), and the pouring head (4) is connected with the bottom of the polyurethane storage tank (2) through a pouring pipeline (5); a pouring platform (6) is arranged below the pouring head (4), a mould transmission mechanism (7) is arranged on the pouring platform (6), a group of evenly distributed moulds (8) are arranged on the mould transmission mechanism (7), and a collection box (9) is also arranged at the bottom of the mould transmission mechanism (7); the mold transmission mechanism (7) comprises an upper mold transmission belt (701) and a lower mold transmission belt (702), a driving roller set (703) is arranged at one end between the upper mold transmission belt (701) and the lower mold transmission belt (702), a driven roller set (704) is arranged at the other end between the upper mold transmission belt (701) and the lower mold transmission belt (702), and the mold (8) is fixed on the surfaces of the upper mold transmission belt (701) and the lower mold transmission belt (702); the pouring platform (6) is positioned between the upper die conveying belt (701) and the lower die conveying belt (702);
a stirring mechanism is also arranged in the polyurethane storage tank; the stirring mechanism comprises a rotating sleeve fixed at the top in the kettle body, a lifting stirring shaft is arranged in the rotating sleeve, a driving motor positioned above the kettle body is arranged at the upper end of the lifting stirring shaft, and a hydraulic lifting rod is arranged between the driving motor and the kettle body; the middle part of the rotating sleeve is connected with a middle stirring ring, a plurality of semicircular stirring pieces with diameters gradually reduced and distributed in concentric circles are arranged above the middle stirring ring, and telescopic connecting rods are arranged between the upper semicircular stirring piece and the lower semicircular stirring piece and between the lower semicircular stirring piece and the middle stirring ring; the left side and the right side of the rotating sleeve are provided with sliding chutes, top telescopic pull rods connected with the lifting stirring shaft are arranged in the sliding chutes, and the bottoms of the top telescopic pull rods are connected with the semicircular stirring pieces at the tops; fixed connecting rods are arranged on the front side and the rear side between the middle stirring ring and the rotary sleeve; the upper surface and the lower surface of the middle stirring ring are provided with rotating blades, and the inner wall and the outer wall of the middle stirring ring and the semicircular stirring piece are provided with tooth-shaped structures.
2. The automatic polyurethane casting machine of claim 1, wherein: a cooling mechanism (10) is also arranged above the discharge end of the mould transmission mechanism (7).
3. The automatic polyurethane casting machine of claim 2, wherein: the cooling mechanism (10) comprises a blowing assembly (101), a low-temperature cooling assembly (102) and an air suction assembly (103) which are sequentially arranged above the die conveying mechanism (7) along the discharging direction.
4. The automatic polyurethane casting machine of claim 3, wherein: the low-temperature cooling assembly (102) comprises a cooling chamber (104) sleeved on the mold transmission mechanism (7), an ice storage cavity (105) is arranged in the cooling chamber (104), ice blocks are arranged in the ice storage cavity (105), and an exhaust fan (106) is arranged on the inner wall surface of the annular cooling chamber (104).
5. The automatic polyurethane casting machine of claim 1, wherein: pouring elevating system (3) are including setting up hydraulic stem group (301) on frame (1), and hydraulic stem group (301) upper end is equipped with fixing base (302), and pouring head (4) set up on fixing base (302), still are equipped with the hose between pouring head (4) and pouring pipeline (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011276213.9A CN112519063B (en) | 2020-11-16 | 2020-11-16 | Automatic polyurethane casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011276213.9A CN112519063B (en) | 2020-11-16 | 2020-11-16 | Automatic polyurethane casting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112519063A CN112519063A (en) | 2021-03-19 |
| CN112519063B true CN112519063B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011276213.9A Active CN112519063B (en) | 2020-11-16 | 2020-11-16 | Automatic polyurethane casting machine |
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| CN (1) | CN112519063B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113459365A (en) * | 2021-05-31 | 2021-10-01 | 张洪波 | Carbon-ceramic material production equipment and production process thereof |
| CN114714587A (en) * | 2022-04-12 | 2022-07-08 | 陈定 | Wear-resisting durable injection mold of rapid prototyping |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079200A (en) * | 2016-08-23 | 2016-11-09 | 黄晨 | A kind of resin craft processing irrigation device |
| CN207151828U (en) * | 2017-07-21 | 2018-03-30 | 师宗县光裕食品有限责任公司 | A kind of continuous dropped goods shaped device |
| CN108114658A (en) * | 2017-12-23 | 2018-06-05 | 陈勇 | A kind of intermittent discharge formula feed addictive agitating device |
| CN108284560B (en) * | 2018-01-19 | 2020-07-07 | 定州市鼎足鞋业有限公司 | Full-automatic disc type single-color PVC (polyvinyl chloride) air-blowing slipper injection molding machine |
| CN108722332A (en) * | 2018-06-12 | 2018-11-02 | 帕提古丽·奥布力 | A kind of chemical enamel chemical reaction kettle |
| CN108972886B (en) * | 2018-09-17 | 2021-06-22 | 东阳市天杨建筑工程设计有限公司 | Concrete mixer |
| CN109529751A (en) * | 2018-12-18 | 2019-03-29 | 江阴长盛化工有限公司 | High-purity bisphenols S production sulfonating reaction kettle and its production method |
| CN209828873U (en) * | 2019-04-18 | 2019-12-24 | 宁夏全民乐农副产品有限责任公司 | Compounding device for food processing |
| CN211358480U (en) * | 2019-08-27 | 2020-08-28 | 安徽辉翔铝制品有限公司 | Adjustable mixer for lipstick processing |
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