CN114043706A - Pre-embedded fixed insert type integrated blow molding process - Google Patents
Pre-embedded fixed insert type integrated blow molding process Download PDFInfo
- Publication number
- CN114043706A CN114043706A CN202111345263.2A CN202111345263A CN114043706A CN 114043706 A CN114043706 A CN 114043706A CN 202111345263 A CN202111345263 A CN 202111345263A CN 114043706 A CN114043706 A CN 114043706A
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- blow molding
- fixed insert
- mold
- molding machine
- embedded
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- 238000000071 blow moulding Methods 0.000 title claims abstract description 102
- 238000002347 injection Methods 0.000 claims abstract description 3
- 239000007924 injection Substances 0.000 claims abstract description 3
- 239000000047 product Substances 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 19
- 238000007664 blowing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000012467 final product Substances 0.000 claims description 6
- 238000009966 trimming Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 239000012778 molding material Substances 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention provides an embedded fixed insert type integrated blow molding process, which is characterized in that a fixed insert is embedded into a mold in advance, and is subjected to injection of blow molding sol, blanking and blow molding through a machine head, and finally pressure maintaining is carried out through mold assembly, so that plastic completely wraps the root or the contact part of the fixed insert. The invention realizes that the blow molding material is tightly wrapped on the fixed insert product body, and is simple and easy to operate; moreover, the process is relatively simple, the matching performance of the machine is better, the products are integrally formed, and the subsequent welding and assembling cost is greatly saved.
Description
Technical Field
The invention belongs to the technical field of automobile part processing and manufacturing, and particularly relates to an embedded fixed insert type integrated blow molding process which is suitable for a thermal molding process of embedded fasteners in a mold before automobile part product blow molding.
Background
With the rapid development of the current automobile industry, the automobile market is continuously and steadily increasing, and the requirements of various large host factories on the production and assembly of automobile parts are higher and higher, wherein a plurality of customers require simple and firm product installation at the initial development stage; the traditional hot melting process for producing and assembling the automobile parts is only embodied after the automobile part products are formed, and then the parts are melted into the body parts by adding auxiliary equipment, so that the production process is relatively complex, and the production cost is high.
In addition, the post-forming hot riveting press-in type process for producing and assembling the existing automobile parts not only has the hidden troubles of glue overflow, deviation and the like, but also directly influences the body health of workers due to the waste gas generated by the hot riveting press-in type process, so that the problems of bad production environment and non-conformity with the environmental protection and green requirements of modern production exist.
Disclosure of Invention
In order to solve the problems, the applicant provides an integrated blow molding process with embedded fixed inserts through a plurality of trial works and research verifications.
According to the technical scheme, the pre-embedded fixed insert type integrated blow molding process is provided, the fixed insert is embedded into a mold in advance, blow molding sol is injected, the machine head is used for blanking and blow molding, and finally the mold is used for closing the mold to maintain pressure, so that the plastic completely wraps the root or the contact part of the fixed insert.
Further, an embedded fixed insert type integrated blow molding process specifically comprises the following steps:
step S1, collecting the fixed inserts;
firstly, preparing a fixed insert to be embedded in advance, and placing the fixed insert in a preset empty box according to the specification and model of the fixed insert to be embedded;
step S2, mounting a mold and preparing a blow molding machine;
setting a fixed insert to be molded, correctly installing a mold on a blow molding machine, starting heating blow molding machine equipment, and inputting parameters of the blow molding machine by using a production process card;
step S3, fixing the insert and pre-embedding the insert into the mold;
installing an operation instruction according to the requirements of the final product, placing the fixed insert to be embedded at the corresponding position of the mold, and starting an automatic detection program of detection equipment to ensure that the fixed insert is firmly placed;
step S4, blanking and die assembly of the blow molding machine;
opening a blow molding machine table to start a blanking action, controlling a material opening of the blow molding machine table through control equipment to ensure that a blanking pipe of the blow molding machine table is sealed, controlling the material opening of the blow molding machine table to slowly blank to the bottom of a mold, and starting blow molding operation;
step S5, completing blow molding and taking out the parts;
and after the produced product is subjected to blow molding, the blow molding machine opens the mold, opens the mold cavity, takes out the produced product which is connected with the blow molding machine from the mold cavity, and places the produced product on the workbench to finish trimming and checking the produced final product.
Preferably, the empty box is marked in step S1 to avoid confusion and misloading of the pre-embedded insert.
More preferably, the visible markings are made on the outside of the empty box.
Further, before step S2, the mold water path is switched on in advance to perform preheating and temperature rise, and whether the mold surface quality is acceptable or not is confirmed.
Furthermore, the blow molding machine is confirmed to verify that the specification and model of the blow molding machine is consistent with the specification and model of the blow molding machine used in the production plan.
Preferably, in step S3, after confirming that the insert is firmly placed, the worker leaves the blow molding machine to sense the grating area, so as to ensure the production safety.
Preferably, in the step S4 of blanking and closing the mold of the blow molding machine, it is required to check in advance whether the fixed insert is scratched or not and whether the fixed insert falls off or not; after all the inspection results are normal, the blow molding operation is started.
Compared with the prior art, the embedded fixed insert type integrated blow molding process has the following technical effects:
1. the required equipment such as a fixed insert, a blow molding machine, a blow molding die, a die temperature machine and the like is prepared in an early stage, the fixed insert is embedded into the die, and a blow molding material is tightly wrapped on the fixed insert body after the product is molded by a machine blow molding integrated molding process, so that the operation is simple and easy;
2. the product produced by adopting the pre-embedded fixed insert type integrated blow molding process has the advantages of convenient control of all sizes of the product, high automation degree of a machine table system, stable production rhythm, capability of meeting the production requirement through one-person operation, and saving of labor cost and subsequent processing cost.
3. The pre-embedded fixed insert type integrated blow molding process is adopted, the mold development is simpler than that of an injection mold in the prior art, the matching performance of a machine table is better, products are integrally molded, and the subsequent welding and assembling cost is greatly saved.
Drawings
Fig. 1 is a schematic diagram of an embodiment of an embedded fixed insert type integrated blow molding process according to the present invention.
The reference numbers in the drawings are as follows:
fixing the insert 1; a blow mold 2; a blow port 3; a machine operation panel 4; a blow molding machine 5; a dehumidifying dryer 6; and a mold temperature controller 7.
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. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments of the present invention, belong to the protection scope of the present invention, and the protection scope of the present invention should not be limited to only the specific structures or components or specific parameters described below.
The invention provides an embedded fixed insert type integrated blow molding process, which comprises the steps of embedding a fixed insert before molding, blowing and blanking, mold closing and molding, taking out and trimming and the like, wherein the fixed insert is embedded into a mold in advance, subjected to blowing sol, blanking through a machine head, and finally mold closing and pressure maintaining through blowing, so that plastic completely wraps the root or a contact part of the fixed insert, the processing after product molding is reduced, the accuracy of the product size is ensured, manual post hot riveting is not needed in the whole process, the use is labor-saving, the quality of a product after blow molding is good, the precision is high, the waste rate can be reduced, the operation is simple, the error is not easy to generate, the process is particularly suitable for development and production of various fixed embedded parts, and the subsequent labor and equipment cost are greatly saved.
Further, the fixed insert is a flow guide plate, and in another embodiment, the fixed insert is a plastic part or a metal part.
An embedded fixed insert type integrated blow molding process comprises the following steps:
step S1, collecting the fixed inserts;
firstly, preparing a fixed insert to be embedded in advance, and placing the fixed insert to be embedded in a preset empty box according to the requirement; preferably, marking an empty box, and usually obviously marking the appearance side of the empty box to avoid confusion and misloading of the pre-embedded fixed inserts;
step S2, mounting a mold and preparing a blow molding machine;
setting a fixed insert to be molded, correctly installing a mold on a blow molding machine, starting heating blow molding machine equipment, and inputting parameters of the blow molding machine according to a production process card; before step S2, a mold water path is switched on in advance to preheat and raise the temperature, and whether the mold surface quality is qualified, for example, whether there is a problem such as rusting and bruising; preferably, the blow molding machine is confirmed, and the specification and model of the blow molding machine are verified to be consistent with the specification and model of the blow molding machine used in the production plan;
step S3, fixing the insert and pre-embedding the insert into the mold;
installing an operation instruction according to the requirements of the final product, placing the fixed insert to be embedded at the corresponding position of the mold, and starting an automatic detection program of detection equipment to ensure that the fixed insert is firmly placed; further, after confirming that the fixed insert is placed firmly, the worker leaves the induction grating area of the blow molding machine table to ensure production safety.
Step S4, blanking and die assembly of the blow molding machine;
opening the blow molding machine to start a blanking action, controlling a material opening of the blow molding machine through control equipment to ensure that a blanking pipe of the blow molding machine is sealed, and controlling the material opening of the blow molding machine to slowly blank to the bottom of the mold; further, in the step S4 of blanking and die assembly of the blow molding machine, it is necessary to check in advance whether the fixed insert is scratched or not and whether the fixed insert falls off or not; after all the inspection results are normal, opening and closing a mold program, leaving the blow molding area for workers, and starting blow molding after the mold is slowly closed;
step S5, completing blow molding and taking out the parts;
and after the produced product is subjected to blow molding, the blow molding machine opens the mold, opens the mold cavity, takes out the produced product which is connected with the blow molding machine from the mold cavity, and places the produced product on the workbench to finish trimming and checking the produced final product.
The pre-embedded fixed insert type integrated blow molding process saves the purchase cost required for increasing the hot riveting machine table in the later period, and reduces the reject ratio caused by poor hot riveting.
In the pre-embedded fixed insert type integrated blow molding process, the size of the fixed insert can be conveniently adjusted, the problem of difficult adjustment caused by an integral structure is solved, and the loading requirements of customers can be conveniently met.
In the step S2, the heat preservation and cooling of the mould mainly adopt a blow moulding machine and a mould temperature controller, the mould and the mould temperature controller are connected through a water inlet pipe and a water outlet pipe, and the temperature of the mould is basically kept within a stable normal temperature range; further, the water inlet and outlet circulation of the mold temperature controller is connected with a water tower of the machine room.
In the invention, the mould can adopt a blow mould, the blow mould comprises a blowing device, the blowing device uses a computer to integrally control the blowing period and the blowing time, and the blow mould comprises a front mould and a rear mould.
The pre-embedded fixed insert type integral blow molding process of the invention is further explained with reference to fig. 1:
the fixed insert 1 is arranged in the blow molding die 2, a blank barrel from the blow molding port 3 sinks into the blow molding die 2, the blow molding machine 5 is controlled to work through the machine table operation panel 4, and the die temperature controller 7 is used for adjusting the die temperature and balancing the die temperature. The mold temperature controller 7 is connected with the mold temperature raising device through a high-temperature water pipe; the dehumidifying dryer 6 is used for reducing moisture in the particle material, reducing the generation of bubbles in the melt forming, and greatly improving the yield of the blow molding product.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention by way of mass production verification, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the scope of the present invention. It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims.
Claims (8)
1. The utility model provides an integrative blow molding technology of pre-buried fixed mold insert formula which characterized in that, technology will fix the mold insert through burying the mould in advance, through the injection of blowing sol and through aircraft nose unloading blowing, carries out the pressurize through the mould compound die at last for the plastic wraps up the root of fixed mold insert or contact site completely.
2. The integrated blow molding process of the embedded fixed insert type according to claim 1, comprising the following steps:
step S1, collecting the fixed inserts;
firstly, preparing a fixed insert to be embedded in advance, and placing the fixed insert in a preset empty box according to the specification and model of the fixed insert to be embedded;
step S2, mounting a mold and preparing a blow molding machine;
setting a fixed insert to be molded, correctly installing a mold on a blow molding machine, starting heating blow molding machine equipment, and inputting parameters of the blow molding machine according to a production process card;
step S3, fixing the insert and pre-embedding the insert into the mold;
installing an operation instruction according to the requirements of the final product, placing the fixed insert to be embedded at the corresponding position of the mold, and starting an automatic detection program of detection equipment to ensure that the fixed insert is firmly placed;
step S4, blanking and die assembly of the blow molding machine;
opening a blow molding machine table to start a blanking action, controlling a material opening of the blow molding machine table through control equipment to ensure that a blanking pipe of the blow molding machine table is sealed, controlling the material opening of the blow molding machine table to slowly blank to the bottom of a mold, and starting blow molding operation;
step S5, completing blow molding and taking out the parts;
and after the produced product is subjected to blow molding, the blow molding machine opens the mold, opens the mold cavity, takes out the produced product which is connected with the blow molding machine from the mold cavity, and places the produced product on the workbench to finish trimming and checking the produced final product.
3. The integrated pre-embedded fixed insert blow molding process according to claim 2, wherein the empty box is marked in step S1 to avoid confusion and misloading of the pre-embedded fixed insert.
4. The integrated pre-embedded fixed insert blow molding process according to claim 3, wherein the visible mark is made on the appearance side of the empty box.
5. The integrated blow molding process of embedded fixed insert according to claim 2, wherein before step S2, a water path of the mold is switched on in advance to preheat and raise the temperature, and whether the surface quality of the mold is qualified is determined.
6. The integrated pre-embedded fixed insert blow molding process according to claim 5, wherein the blow molding machine is confirmed to verify that the specification and model of the blow molding machine is consistent with the specification and model of the blow molding machine used in the production plan.
7. The integrated pre-embedded fixed insert blow molding process according to claim 2, wherein in step S3, after confirming that the fixed insert is placed firmly, the worker leaves the blow molding machine to sense the grating area, so as to ensure the production safety.
8. The integrated blow molding process of the embedded fixed insert according to claim 2, wherein in the step S4 of blanking and die assembly of the blow molding machine, it is required to check in advance whether the fixed insert is scratched or not and whether the fixed insert falls off or not; after all the inspection results are normal, the blow molding operation is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111345263.2A CN114043706A (en) | 2021-11-15 | 2021-11-15 | Pre-embedded fixed insert type integrated blow molding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111345263.2A CN114043706A (en) | 2021-11-15 | 2021-11-15 | Pre-embedded fixed insert type integrated blow molding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114043706A true CN114043706A (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111345263.2A Pending CN114043706A (en) | 2021-11-15 | 2021-11-15 | Pre-embedded fixed insert type integrated blow molding process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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2021
- 2021-11-15 CN CN202111345263.2A patent/CN114043706A/en active Pending
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Inventor after: Yang Liu Inventor before: Li Guangrui Inventor before: Yang Liu Inventor before: Cao Min Inventor before: Jiang Shuiquan Inventor before: Huang Xingxing |