CN217777530U - Cooling system for assembly line processing of spherical plastic products - Google Patents
Cooling system for assembly line processing of spherical plastic products Download PDFInfo
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- CN217777530U CN217777530U CN202221408588.0U CN202221408588U CN217777530U CN 217777530 U CN217777530 U CN 217777530U CN 202221408588 U CN202221408588 U CN 202221408588U CN 217777530 U CN217777530 U CN 217777530U
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- 238000001816 cooling Methods 0.000 title claims abstract description 73
- 230000008093 supporting effect Effects 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001175 rotational moulding Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000007598 dipping method Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 4
- 238000010008 shearing Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a cooling system for the assembly line processing of spherical plastic products, wherein the assembly line consists of a plurality of adjacent stations which are matched with each other and mainly comprises a feeding station, a rotational molding station and a cooling station; the cooling station is provided with a water tank, the water tank and the cooling station are driven by a driving mechanism to be matched, and the mold on the cooling station is cooled; the cooling station and the rotational molding station are arranged adjacently, and a mold conveying mechanism is arranged between the cooling station and the rotational molding station; the mould conveying mechanism adopts a rotary conveying mechanism; the rotary conveying mechanism comprises a base and a rotary table, and a plurality of supporting arms used for supporting and conveying the die are mounted on the rotary table. The utility model has the advantages that: the water tank is matched with the cooling station die through the driving mechanism, the die can be automatically combined with the water tank, the cooling process is carried out, the dipping and cooling effect is good, the cooling efficiency is improved, and the automatic production is favorably realized.
Description
Technical Field
The invention relates to the field of processing of spherical plastic products, in particular to a cooling system for streamline processing of spherical plastic products, which can improve the production efficiency of products.
Background
The PVC plastic ball mainly comprises a full-printed ball, a single-printed ball, a cloud ball, a labeled ball, a basketball, a football, a volleyball, an animal ball, a body-building ball, a jumping ball, a massage ball and the like.
As shown in fig. 1, the plastic ball includes a ball body 101, and a gas jacket 102 and a valve core 103 are disposed in the gas body 101.
The mold used for plastic ball rotational molding shown in fig. 2 comprises an upper mold plate 201, a lower mold plate 202 and a plurality of molds distributed between the upper mold plate 201 and the lower mold plate 202 in an array manner, the mold comprises an upper mold 203 and a lower mold 204, an air sleeve mounting seat 205 is arranged on the upper mold 203, and the upper mold plate 201 and the lower mold plate 202 are locked by a plurality of lifting screw rods 206.
The production process of the plastic ball comprises the following steps: firstly, inserting the air sleeve 102 on an upper die, then conveying an upper die plate 201 to a feeding station, carrying out die assembly locking with a lower die plate 202 positioned on the feeding station through a lifting screw rod 206, then injecting prepared pasty materials into the die, carrying out rotational molding after die assembly, heating the die and carrying out longitudinal and transverse rolling rotation during rotational molding, enabling the materials to be uniformly distributed in an inner cavity of the die and melted under the action of self gravity and centrifugal force, then cooling and demoulding to obtain a hollow product, inserting a valve core after demoulding, inflating the valve core to enable the valve core to expand to a specified specification size, and finally discharging balls.
Currently, when cooling, the mold can be cooled in two ways:
1. the defects of spray cooling are that the mould needs to be sent into the lower part of the spray header manually or by a mechanical hand, the cooling effect is poor, the production efficiency is low, and the working environment is poor;
2. dipping cooling, which has the defects that manual work or a mechanical arm is needed to send the die into the cooling chamber, the cooling effect is improved, but the production efficiency is low, and the working environment is poor;
therefore, it is necessary to develop a structure that has a simple structure and can effectively improve the production efficiency of the product. Through searching relevant documents, the technical scheme which is the same as or similar to the invention is not found.
Disclosure of Invention
The invention aims to provide a cooling system for the assembly line processing of spherical plastic products, which can improve the production efficiency of products and is beneficial to realizing automatic production.
In order to solve the technical problems, the technical scheme of the invention is as follows: a cooling system for spherical plastic product assembly line processing is disclosed, wherein the assembly line consists of a plurality of adjacent stations which are matched with each other, and mainly comprises a feeding station, a rotational molding station and a cooling station; the method is characterized in that: the cooling station is provided with a water tank, and the water tank is driven by a driving mechanism A to be far away from or close to a mold on the cooling station, so that the mold is cooled.
Furthermore, the cooling station and the rotational molding station are arranged adjacently, and a mold conveying mechanism is arranged between the cooling station and the rotational molding station.
Further, the die conveying mechanism adopts a rotary conveying mechanism.
Furthermore, the rotary conveying mechanism comprises a base, a rotary table and a rotary support A arranged between the rotary table and the base, wherein a plurality of supporting arms used for supporting and conveying the dies are arranged on the rotary table, a plurality of dies are supported on each supporting arm, the bottom of the rotary table is supported on the base through the rotary support A, the rotary support A is of an external tooth structure, an inner ring A of the rotary support A is fixedly connected with the end face of the bottom of the rotary table, and an outer ring A of the rotary support A is fixed on the upper end face of the base; a driving motor A for driving the rotating platform to rotate is arranged on the rotating platform, and a gear A meshed with an outer ring A of the rotary support A is mounted on an output shaft of the driving motor A.
Furthermore, the support arms are installed on the same horizontal plane of the rotating platform and are arranged in a staggered mode.
Furthermore, a three-dimensional rotating mechanism for driving the mold to rotate and revolve to realize rotational molding is further arranged on the supporting arm.
Furthermore, the three-dimensional rotation driving mechanism mainly comprises a supporting arm sleeve, a pair of bevel gears and a slewing bearing B, wherein the supporting arm sleeve extends along the long axis direction of the supporting arm and is sleeved on the supporting arm, the bevel gears are symmetrically sleeved on the supporting arm sleeve along the long axis direction of the supporting arm sleeve, the slewing bearing B is arranged between the pair of bevel gears, the inner ring B and the outer ring B of the slewing bearing B are respectively connected and fixed with the supporting arm sleeve and a die fixed on the supporting arm sleeve, and the outer ring B of the slewing bearing B is of a bevel gear structure which can be matched with the bevel gears to form a bevel gear pair; a driving motor B is arranged in the rotating platform to drive the supporting arm and the die to rotate.
Furthermore, the driving mechanism B is a single driving mechanism for driving the supporting arm and the mould to rotate in a linkage manner.
Furthermore, the driving mechanism B is a dual-driving mechanism which drives the supporting arm and the die to rotate independently.
Furthermore, two or more dies are arranged on the supporting arm.
The invention has the advantages that:
1. the water tank and the cooling station die are combined by driving the water tank and the die by the driving mechanism A, so that the die is immersed in the water tank for cooling, the immersion cooling effect is good, the cooling efficiency is improved, and the automatic production is favorably realized;
2. according to the arrangement of the current production procedures, a mold conveying mechanism is arranged between a rotational molding station and a cooling station, so that the rotational molding process and the cooling process are automatically carried out synchronously, and the production efficiency of products is further improved;
3. the mould conveying mechanism adopts a rotary conveying mechanism, has a simple conveying structure and a wide conveying range, and can accurately convey the mould to the next station;
4. the rotary conveying mechanism comprises a rotary table, a plurality of support arms for supporting and conveying the die are mounted on the rotary table, the rotary table is simple in structure, and the support arms are driven to rotate through rotation of the rotary table, so that the die can be smoothly conveyed to the next station;
5. the bracket arms are installed on the same horizontal plane of the rotating platform in a staggered mode, so that the supporting effect of the bracket arms on the mold can be enhanced while the compact structure of the bracket arms is guaranteed, the inertia force of the bracket arms on the mold is reduced, and the mold is more stable in rotation;
6. the supporting arms are provided with three-dimensional rotating mechanisms for realizing rotation and revolution of the dies on the multiple supporting arms, so that the dies can be longitudinally switched through the revolution, and each group of dies can rotate in the water tank for immersion cooling;
7. the three-dimensional rotating mechanism consists of a bevel gear, a rotary support and a driving mechanism B which are sleeved on the supporting arm, has simple structure and good rotation and revolution rotating effects, and ensures that the upper die of the supporting arm is fully immersed in the water tank for cooling; the driving mechanism B can adopt single driving to fixedly connect the supporting arm sleeve with the supporting arm, and a driving motor B can be a single driving mechanism for driving the supporting arm and the mould to rotate in a linkage manner and simultaneously drive the rotation and revolution of the mould; the double-driving mechanism can also be used for driving the supporting arm and the die to rotate independently so as to independently drive the rotation and the revolution of the die, and when the double-driving mechanism is adopted, the ratio of the times of the rotation and the revolution of the die can be controlled more conveniently;
8. two or more than two molds are arranged on the supporting arm, so that the cooling process of a plurality of groups of molds can be completed at one time, and the production efficiency of products is further improved.
Drawings
Fig. 1 is a schematic structural view of a plastic ball.
Fig. 2 is a schematic structural view of a plastic ball mold.
Fig. 3 is a front view of a cooling system for ball-shaped plastic product in-line processing.
Fig. 4 is a top view of a cooling system for the in-line processing of spherical plastic products according to the present invention.
Detailed Description
Example 1
As shown in fig. 3 and 4, the invention discloses a cooling system for spherical plastic product assembly line processing, wherein the assembly line consists of a plurality of adjacent stations which are matched with each other, and mainly comprises a feeding station, a rotational molding station 1 and a cooling station 2; the cooling station is provided with a water tank 3, the water tank 3 and the cooling station are driven by a driving mechanism to be matched, and the mold on the cooling station is cooled.
In the present embodiment, the first and second electrodes are,
firstly, according to the arrangement of the current production process, a mould conveying mechanism is arranged between a rotational molding station 1 and a cooling station 2, so that the rotational molding process and the cooling process are automatically carried out synchronously, and the production efficiency of products is improved;
in order to realize the accurate conveying of the die and expand the conveying range, the conveying mechanism adopts a rotary conveying mechanism;
the rotary conveying mechanism comprises a base 5, a rotary table 6 and a rotary support A arranged between the rotary table 6 and the base 5, wherein a plurality of supporting arms 7 used for supporting and conveying dies are arranged on the rotary table 6, a plurality of dies are supported on each supporting arm 7, the bottom of the rotary table 6 is supported on the base 5 through the rotary support A, the rotary support A is of an external tooth structure, an inner ring A8 of the rotary support A is fixedly connected with the end face of the bottom of the rotary table 6, and an outer ring A9 of the rotary support A is fixed on the upper end face of the base 5; a driving motor A10 for driving the rotating platform to rotate is fixedly arranged on the side edge of the rotating platform 6, and a gear A11 meshed with a rotary support outer ring A9 is arranged on an output shaft of the driving motor A10, so that the driving motor A10 drives the rotating platform to rotate;
thirdly, in order to make the bracket arm 7 compact in structure and reduce the inertia force of the bracket arm 7 to the die, the bracket arm 7 is installed on the same horizontal plane of the rotating platform 5 in a staggered manner, so that the die is more stable during rotation;
in order to improve the production efficiency of the product, the upper end surface and the lower end surface of the bracket arm 7 are both provided with a die;
in order to realize the cooling process of the mold, the two groups of molds on the supporting arm are longitudinally switched, and each group of molds autorotates in the water tank 3, so that the surfaces of the molds fully contact with water in the water tank 3, the cooling speed is accelerated, the cooling is uniform, and the cooling efficiency is improved, a three-dimensional rotating mechanism for driving the molds to autorotate and revolve is also arranged on the supporting arm 7, the three-dimensional rotating mechanism mainly comprises a supporting arm sleeve 12 which extends along the long axis direction of the supporting arm 7 and is sleeved on the supporting arm, a pair of bevel gears 13 which are symmetrically sleeved on the supporting arm sleeve 12 along the long axis direction of the supporting arm sleeve 12, and a slewing bearing B which is arranged between the pair of bevel gears, an inner ring B14 and an outer ring B15 of the slewing bearing B are respectively connected and fixed with the supporting arm and the molds which are fixed on the supporting arm, and the outer ring B15 is a bevel gear structure which can be matched with the bevel gears 13 to form a bevel gear pair; in order to make the three-dimensional rotating mechanism simple in structure, save energy consumption and reduce cost, the driving mechanism B is a single driving mechanism for driving the supporting arm and the die to rotate in a linkage manner, so that the supporting arm sleeve 12 is fixedly connected with the supporting arm 7, the supporting arm 7 is driven to rotate by a driving motor B, and the rotation and revolution of the die on the supporting arm are driven at the same time; the double-driving mechanism can also be used for driving the supporting arm and the mould to rotate independently, the two driving motors C respectively drive the supporting arm 7 or the supporting arm sleeve 12 to rotate, and the rotation and the revolution of the mould are driven independently, and when the double-driving mechanism is adopted, the ratio of the times of the rotation and the revolution of the mould can be controlled more conveniently;
in the embodiment, the driving mechanism B adopts a single driving structure, the supporting arm sleeve 12 is fixedly connected with the supporting arm 7, a driving motor B16 for driving the supporting arm to rotate is arranged on the rotating platform 6, the root part of the supporting arm 7 is connected with a large gear B17 in a key mode, the supporting arm is supported on the end face of the large gear B17 through a rotary support C18, and a small gear B26 meshed with the large gear B17 is arranged on an output shaft of the driving motor B16, so that the mold on the supporting arm is longitudinally switched and is cooled in the water tank in a self-rotating mode through the rotation of the supporting arm 7;
in order to drive the water tank 3 to ascend or descend and enable the water tank 3 to be far away from or close to a mold of a cooling station, so that the mold is immersed in the water tank 3 to realize a cooling process, the driving mechanism is a secondary scissor arm driven by a hydraulic oil cylinder arranged between the water tank 3 and the base 5, and comprises an outer scissor arm 19, an inner scissor arm 20 and a driving oil cylinder 21, the outer scissor arm 19 is hinged with the inner scissor arm 20, the upper end of the inner scissor arm 20 is hinged on the end face of the bottom end of the water tank 3, and the lower end of the inner scissor arm 20 is provided with a roller 22 in sliding fit with the base 4; the upper end of the external shearing fork arm 19 is provided with a roller 23 which is in sliding fit with the end surface of the bottom end of the water tank 3, and the lower end of the external shearing fork arm is hinged with the base 4; a connecting rod 25 is coaxially hinged on a hinged shaft 24 of the outer scissor arm 19 and the inner scissor arm 20, a piston rod of the driving oil cylinder 21 is hinged with the other end of the connecting rod, and the bottom of the driving oil cylinder is hinged with the bottom of the inner scissor arm 20;
to improve the utilization of the cooling water, the water tank 3 is equipped with a cooling water circulation system, which is a technique well known to those skilled in the art and will not be described here.
The working principle of the device is that,
the mold is in place: the driving motor A drives the rotating platform to rotate, so that the supporting arm conveying mould enters a cooling station and is positioned above the water tank;
and (3) cooling: the driving oil cylinder drives the secondary shearing fork arm to enable the water tank to ascend, when the water tank ascends in place, the driving motor B drives the supporting arm to rotate, two groups of molds on the upper end surface and the lower end surface of the supporting arm revolve to perform longitudinal switching, the molds are subjected to self-transmission in the water tank to perform rotary cooling, the surfaces of the molds are fully contacted with water in the water tank, and therefore the molds on the supporting arm are efficiently cooled, and the molds are cooled; while the cooling process is in progress, the other set of moulds may be cooled at the rotational moulding station so that the cooling process and the rotational moulding process are in progress simultaneously.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A cooling system for assembly line processing of spherical plastic products is disclosed, wherein the assembly line consists of a plurality of adjacent stations which are matched with each other, and mainly comprises a feeding station, a rotational molding station and a cooling station; the method is characterized in that: the cooling station is provided with a water tank, and the water tank is driven by a driving mechanism A to be far away from or close to a mold on the cooling station, so that the mold is cooled.
2. The cooling system for ball-shaped plastic product in-line processing according to claim 1, wherein: the cooling station and the rotational molding station are arranged adjacently, and a mold conveying mechanism is arranged between the cooling station and the rotational molding station.
3. The cooling system for ball-shaped plastic product in-line processing according to claim 2, wherein: the die conveying mechanism adopts a rotary conveying mechanism.
4. The cooling system for ball-shaped plastic product in-line processing according to claim 3, wherein: the rotary conveying mechanism comprises a base, a rotary table and a rotary support A arranged between the rotary table and the base, wherein a plurality of supporting arms used for supporting and conveying dies are arranged on the rotary table, a plurality of dies are supported on each supporting arm, the bottom of the rotary table is supported on the base through the rotary support A, the rotary support A is of an external tooth structure, an inner ring A of the rotary support A is fixedly connected with the end face of the bottom of the rotary table, and an outer ring A of the rotary support A is fixed on the upper end face of the base; a driving motor A for driving the rotating platform to rotate is arranged on the rotating platform, and a gear A meshed with an outer ring A of the rotary support A is mounted on an output shaft of the driving motor A.
5. The cooling system for ball-shaped plastic product in-line processing according to claim 4, wherein: the bracket arms are arranged on the same horizontal plane of the rotating platform and are arranged in a staggered mode.
6. The cooling system for ball-shaped plastic product in-line processing according to claim 4, wherein: and the supporting arm is also provided with a three-dimensional rotating mechanism for driving the mold to rotate and revolve to realize cooling.
7. The cooling system for ball-shaped plastic product in-line processing according to claim 6, wherein: the three-dimensional rotation driving mechanism mainly comprises a supporting arm sleeve, a pair of bevel gears and a slewing bearing B, wherein the supporting arm sleeve extends along the long axis direction of the supporting arm and is sleeved on the supporting arm, the bevel gears are symmetrically sleeved on the supporting arm sleeve along the long axis direction of the supporting arm sleeve, the slewing bearing B is arranged between the pair of bevel gears, an inner ring B and an outer ring B of the slewing bearing B are respectively connected and fixed with the supporting arm sleeve and a die fixed on the supporting arm sleeve, and an outer ring B of the slewing bearing B is of a bevel gear structure which can be matched with the bevel gears to form a bevel gear pair; a driving mechanism B for driving the supporting arm and the die to rotate is arranged in the rotating platform.
8. The cooling system for ball-shaped plastic product in-line processing according to claim 7, wherein: the driving mechanism B is a single driving mechanism for driving the supporting arm and the die to rotate in a linkage manner.
9. The cooling system for ball-shaped plastic product in-line processing according to claim 7, wherein: the driving mechanism B is a dual-driving mechanism for driving the supporting arm and the die to rotate independently.
10. The cooling system for ball-shaped plastic product in-line processing according to any one of claims 4 to 9, wherein: two or more dies are arranged on the supporting arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221408588.0U CN217777530U (en) | 2022-06-08 | 2022-06-08 | Cooling system for assembly line processing of spherical plastic products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221408588.0U CN217777530U (en) | 2022-06-08 | 2022-06-08 | Cooling system for assembly line processing of spherical plastic products |
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| Publication Number | Publication Date |
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| CN217777530U true CN217777530U (en) | 2022-11-11 |
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|---|---|---|---|
| CN202221408588.0U Active CN217777530U (en) | 2022-06-08 | 2022-06-08 | Cooling system for assembly line processing of spherical plastic products |
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- 2022-06-08 CN CN202221408588.0U patent/CN217777530U/en active Active
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