CN104552895A - Hollow once forming mold for headrest of automotive seat and use method of hollow once forming mold - Google Patents
Hollow once forming mold for headrest of automotive seat and use method of hollow once forming mold Download PDFInfo
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- CN104552895A CN104552895A CN201410654450.2A CN201410654450A CN104552895A CN 104552895 A CN104552895 A CN 104552895A CN 201410654450 A CN201410654450 A CN 201410654450A CN 104552895 A CN104552895 A CN 104552895A
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- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention discloses a hollow once forming mold for a headrest of an automotive seat and a use method of the hollow once forming mold for the headrest of the automotive seat. The hollow once forming mold comprises a left base plate, wherein the left base plate is connected with one end of a left mold cavity plate through a left cushion block, the other end of the left mold cavity plate is connected with one end of a right mold cavity plate, and the other end of the right mold cavity plate is connected with a right base plate; the lower parts of the left mold cavity plate and the right mold cavity plate are connected to a headrest framework fixing plate through grooved pipes; a headrest cavity is formed between the left mold cavity plate and the right mold cavity plate; cooling water paths are arranged at the circumferences of the left mold cavity plate and the right mold cavity plate. The hollow once forming mold is simple in structure, safe, reliable and suitable for producing hollow plastic products of thermoplastic materials; parts in the automotive headrest are once formed in a blow molding manner by virtue of a positioning tool, an integral seat headrest with high quality and strength can be produced and can not be easily damaged, and partial procedures of manual assembling are omitted, so that tedious and fallible assembling links are avoided, the production cycle of products is shortened, the production efficiency is improved, the cost is lowered, and the quality of the product is improved.
Description
Technical field
The present invention relates to a kind of car seat headrest hollow one-time-shaped mould and using method thereof, shaping for car seat headrest, belong to auto parts and components field shaping technique.
Background technology
The headrest of automotive seat is also called headrest, and it is a kind of servicing unit arranged for improving vehicle ride comfort and security.Mostly the chair headrest of present passenger car is adjustable, and regulate headrest that headrest and occupant's nape shape can be made more to fit, better security of fitting is higher, and the front row headrest of sedan limousine can four-way regulate (up and down).At present, in automobile industry, Structure of Automotive Seat Head rest is all generally split type, adopt buckle and bolt-locking, be combined into an entirety, this structure later stage needs man-made assembly, in assembling procedure, also can produce defective products, not only workload is large, efficiency is low, and can product quality be affected.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of succinct efficient, structure is simple, safe and reliable, production efficiency is high, product quality is high car seat headrest hollow one-time-shaped mould and using method thereof, solve split type Structure of Automotive Seat Head rest and need man-made assembly, not only workload is large, efficiency is low, and can affect the problem of product quality.
In order to solve the problems of the technologies described above, technical scheme of the present invention there is provided a kind of car seat headrest hollow one-time-shaped mould, it is characterized in that, comprise left bottom plate, left bottom plate is connected by left cushion block one end with left cavity plate, the other end of left cavity plate is connected with one end of right cavity plate, the other end of right cavity plate is connected with right base plate by right cushion block, left cavity plate is connected with head pillow frame fixed head below by barrel with right cavity plate, cavity of resting the head on is formed between left cavity plate and right cavity plate, the surrounding of left cavity plate and right cavity plate is equipped with cooling water channel.
Preferably, described left cavity plate is connected by guide pin bushing guide pillar with between right cavity plate.
Preferably, described left cavity plate is also connected by fine positioning with between right cavity plate.
Preferably, described headrest cavity is connected with cylinder by air tube.
A using method for car seat headrest hollow one-time-shaped mould, is characterized in that, comprise the following steps:
The first step: two of head pillow frame guide rods are put into barrel and fix;
Second step: after extruding through the stock of blow moulding machine process, from top to bottom joins to be formed between left cavity plate and right cavity plate and rests the head in cavity;
3rd step: after stock wraps head pillow frame completely, closes left cavity plate and right cavity plate tightly, cuts off stock by cutting knife;
4th step: the gas produced by cylinder is blown in the stock of head pillow frame covering by air tube, makes its expansion molding be product headrest;
5th step: when gas is full of headrest cavity, when cannot be blown into gas again, shifter cylinder;
6th step: product through pressurize, cooling, makes it shape in headrest cavity;
7th step: open left cavity plate and right cavity plate, product is taken out.
Preferably, described when gas is full of headrest cavity, force value shown on cylinder is 1.5 kilograms-2.5 kilograms.
Preferably, the time of the pressurize in headrest cavity of described product, cooling is 50-60 second.
Structure of the present invention is simple, safe and reliable, be applicable to the hollow plastic product producing thermoplastic, by positioning tool by the mode one-shot forming of part contained by automotive headrest inside by blowing, the integral chair headrest of high-quality high strength can be produced, not fragile, eliminate worker assembles's process portion.Such as, the front and rear covers of a common headrest inside just needs 9 screw lock, shell needs 4 king-bolts fastening, just eliminate these operations after adopting one-shot forming, avoid the assembling link of loaded down with trivial details fallibility, shorten the production cycle (can about 30% be shortened) of product, enhance productivity, reduce cost, improve product quality (avoiding because bolt vibration loosens, the factors such as the human error in assembling).
Accompanying drawing explanation
Fig. 1 is the structural representation of car seat headrest;
Fig. 2 is a kind of structural representation of car seat headrest hollow one-time-shaped mould;
Fig. 3 is a kind of use schematic diagram of car seat headrest hollow one-time-shaped mould;
Fig. 4 is the left view of Fig. 3.
Wherein: 1 is left bottom plate, 2 is left cushion block, and 3 is left cavity plate, 4 is head pillow frame fixed head, and 5 is right cavity plate, and 6 is right cushion block, 7 is right base plate, and 8 is fine positioning, and 9 is cooling water channel, 10 is guide pin bushing guide pillar, and 11 is air tube, and 12 is cylinder, 13 is barrel, and 14 is headrest, and 14-1 is guide rod, 14-2 is control button, and 14-3 is shell.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment 1
A kind of car seat headrest hollow one-time-shaped mould of the present invention, as shown in Figure 2, it comprises left bottom plate 1, left bottom plate 1 is connected by left cushion block 2 one end with left cavity plate 3, the other end of left cavity plate 3 is connected with one end of right cavity plate 5 by 4 guide pin bushing guide pillars 10, between 2 guide pin bushing guide pillars 10 of the same side, fine positioning 8 is installed, accurately located by fine positioning 8 between left cavity plate 3 and right cavity plate 5, the other end of right cavity plate 5 is connected with right base plate 7 by right cushion block 6, left cavity plate 3 is connected with head pillow frame fixed head 4 below by barrel 13 with right cavity plate 5, cavity of resting the head on is formed between left cavity plate 3 and right cavity plate 5, left cavity plate 3 is equipped with cooling water channel 9 with the surrounding of right cavity plate 5.
As Figure 3-Figure 4, cylinder 12 is supported the use by air tube 11 and mould of the present invention.Headrest cavity is connected with cylinder 12 by air tube 11.Cylinder 12 is for poking product wall by air tube 11, and gas is blown into interiors of products by air tube 11, makes formed product.
Before use car seat headrest hollow one-time-shaped mould, first want preparing plastic particle raw material, mould of the present invention is installed on blow moulding machine, and the every inspection (barrel temperature, mold cooling water passage, machine dry running etc.) before producing; Then plastic pellet raw material is squeezed into semi-molten tubular blank by blow moulding machine plasticizing.Again by using a kind of car seat headrest hollow one-time-shaped mould to make car seat headrest shaping.Its using method, comprises the following steps:
Two of head pillow frame guide rod 14-1 are put into barrel 13 and fix by the first step: starting device;
Second step: after extruding through the stock of blow moulding machine process, from top to bottom joins to be formed between left cavity plate 3 and right cavity plate 5 and rests the head in cavity;
3rd step: after stock wraps head pillow frame completely, closes left cavity plate 3 and the right cavity plate 5 of the mould left and right sides tightly, cuts off stock by cutting knife;
4th step: as shown in Figure 2, the gas produced by cylinder 12 is blown in the stock of head pillow frame covering by air tube 11, makes stock be full of whole headrest cavity by air pressure, makes its expansion molding be product headrest;
5th step: when gas is full of headrest cavity, when cannot be blown into gas again, now, force value shown on cylinder 12 is 2 kilograms, shifter cylinder 12;
6th step: product through pressurize, cooling 55 seconds, makes it shape in headrest cavity;
7th step: open left cavity plate 3 and right cavity plate 5, product is taken out.
Finally, finished product product is removed the excess waste on it, finished smooth, namely complete the production of one-period.
As shown in Figure 1, product---headrest 14 comprises head pillow frame, and head pillow frame lower end is provided with guide rod 14-1, and head pillow frame is wrapped up by shell 14-3, and head pillow frame side is provided with control button 14-2.
Embodiment 2
In the present embodiment, a kind of using method of car seat headrest hollow one-time-shaped mould, comprises the following steps:
Two of head pillow frame guide rod 14-1 are put into barrel 13 and fix by the first step: starting device;
Second step: after extruding through the stock of blow moulding machine process, from top to bottom joins to be formed between left cavity plate 3 and right cavity plate 5 and rests the head in cavity;
3rd step: after stock wraps head pillow frame completely, closes left cavity plate 3 and the right cavity plate 5 of the mould left and right sides tightly, cuts off stock by cutting knife;
4th step: as shown in Figure 2, the gas produced by cylinder 12 is blown in the stock of head pillow frame covering by air tube 11, makes stock be full of whole headrest cavity by air pressure, makes its expansion molding be product headrest;
5th step: when gas is full of headrest cavity, when cannot be blown into gas again, now, force value shown on cylinder 12 is 1.5 kilograms, shifter cylinder 12;
6th step: product through pressurize, cooling 50 seconds, makes it shape in headrest cavity;
7th step: open left cavity plate 3 and right cavity plate 5, product is taken out.
Other are identical with embodiment 1.
Embodiment 3
In the present embodiment, a kind of using method of car seat headrest hollow one-time-shaped mould, comprises the following steps:
Two of head pillow frame guide rod 14-1 are put into barrel 13 and fix by the first step: starting device;
Second step: after extruding through the stock of blow moulding machine process, from top to bottom joins to be formed between left cavity plate 3 and right cavity plate 5 and rests the head in cavity;
3rd step: after stock wraps head pillow frame completely, closes left cavity plate 3 and the right cavity plate 5 of the mould left and right sides tightly, cuts off stock by cutting knife;
4th step: as shown in Figure 2, the gas produced by cylinder 12 is blown in the stock of head pillow frame covering by air tube 11, makes stock be full of whole headrest cavity by air pressure, makes its expansion molding be product headrest;
5th step: when gas is full of headrest cavity, when cannot be blown into gas again, now, force value shown on cylinder 12 is 2.5 kilograms, shifter cylinder 12;
6th step: product through pressurize, cooling 60 seconds, makes it shape in headrest cavity;
7th step: open left cavity plate 3 and right cavity plate 5, product is taken out.
Other are identical with embodiment 1.
Claims (7)
1. a car seat headrest hollow one-time-shaped mould, it is characterized in that, comprise left bottom plate (1), left bottom plate (1) is connected by left cushion block (2) one end with left cavity plate (3), the other end of left cavity plate (3) is connected with one end of right cavity plate (5), the other end of right cavity plate (5) is connected with right base plate (7) by right cushion block (6), left cavity plate (3) is connected with head pillow frame fixed head (4) below by barrel (13) with right cavity plate (5), cavity of resting the head on is formed between left cavity plate (3) and right cavity plate (5), left cavity plate (3) is equipped with cooling water channel (9) with the surrounding of right cavity plate (5).
2. a kind of car seat headrest hollow one-time-shaped mould as claimed in claim 1, is characterized in that, described left cavity plate (3) is connected by guide pin bushing guide pillar (10) with between right cavity plate (5).
3. a kind of car seat headrest hollow one-time-shaped mould as claimed in claim 2, is characterized in that, described left cavity plate (3) is also connected by fine positioning (8) with between right cavity plate (5).
4. a kind of car seat headrest hollow one-time-shaped mould as claimed in claim 1, is characterized in that, described headrest cavity is connected with cylinder (12) by air tube (11).
5. a using method for car seat headrest hollow one-time-shaped mould as claimed in claim 1, is characterized in that, comprise the following steps:
The first step: two of head pillow frame guide rods (14-1) are put into barrel (13) and fix;
Second step: after extruding through the stock of blow moulding machine process, from top to bottom joins to be formed between left cavity plate (3) and right cavity plate (5) and rests the head in cavity;
3rd step: after stock wraps head pillow frame completely, closes left cavity plate (3) and right cavity plate (5) tightly, cuts off stock by cutting knife;
4th step: the gas produced by cylinder (12) is blown in the stock of head pillow frame covering by air tube (11), makes its expansion molding be product headrest;
5th step: when gas is full of headrest cavity, when cannot be blown into gas again, shifter cylinder (12);
6th step: product through pressurize, cooling, makes it shape in headrest cavity;
7th step: open left cavity plate (3) and right cavity plate (5), product is taken out.
6. the using method of a kind of car seat headrest hollow one-time-shaped mould as claimed in claim 5, is characterized in that, described when gas is full of headrest cavity, the upper shown force value of cylinder (12) is 1.5 kilograms-2.5 kilograms.
7. the using method of a kind of car seat headrest hollow one-time-shaped mould as claimed in claim 5, is characterized in that, the time of the pressurize in headrest cavity of described product, cooling is 50-60 second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410654450.2A CN104552895A (en) | 2014-11-17 | 2014-11-17 | Hollow once forming mold for headrest of automotive seat and use method of hollow once forming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410654450.2A CN104552895A (en) | 2014-11-17 | 2014-11-17 | Hollow once forming mold for headrest of automotive seat and use method of hollow once forming mold |
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| CN104552895A true CN104552895A (en) | 2015-04-29 |
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| CN201410654450.2A Pending CN104552895A (en) | 2014-11-17 | 2014-11-17 | Hollow once forming mold for headrest of automotive seat and use method of hollow once forming mold |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527820A (en) * | 2017-03-02 | 2018-09-14 | 福特全球技术公司 | The method for forming headrest assembly |
| CN110116491A (en) * | 2018-02-06 | 2019-08-13 | 本田技研工业株式会社 | The manufacturing method and fuel tank of hollow resin formed body |
| CN112009336A (en) * | 2020-08-13 | 2020-12-01 | 重庆宏立至信贝艾思汽车用品有限公司 | Seat headrest with adjustable front and rear angles |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202623064U (en) * | 2012-06-26 | 2012-12-26 | 慈溪市精诚模具有限公司 | Mould with profile modelling for toothbrush rubber mould |
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2014
- 2014-11-17 CN CN201410654450.2A patent/CN104552895A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202623064U (en) * | 2012-06-26 | 2012-12-26 | 慈溪市精诚模具有限公司 | Mould with profile modelling for toothbrush rubber mould |
Non-Patent Citations (1)
| Title |
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| 黄虹等: ""塑料油箱挤出吹塑成型工艺与模具设计"", 《工程塑料应用》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527820A (en) * | 2017-03-02 | 2018-09-14 | 福特全球技术公司 | The method for forming headrest assembly |
| CN108527820B (en) * | 2017-03-02 | 2022-01-11 | 福特全球技术公司 | Method of forming a headrest assembly |
| CN110116491A (en) * | 2018-02-06 | 2019-08-13 | 本田技研工业株式会社 | The manufacturing method and fuel tank of hollow resin formed body |
| CN112009336A (en) * | 2020-08-13 | 2020-12-01 | 重庆宏立至信贝艾思汽车用品有限公司 | Seat headrest with adjustable front and rear angles |
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Application publication date: 20150429 |