CN103818601A - A kind of aluminum thin-walled screw-top beverage bottle and its manufacturing method - Google Patents

Abstract

Translated fromChinese

本发明公开了铝质薄壁螺口饮料瓶，其包括有瓶底（1）、瓶筒（2）、瓶肩（3）、瓶颈（4）和瓶盖（5），所述的瓶底（1）包括向瓶内凹陷的凹陷部（1-1）和支撑瓶体的支撑部（1-2），所述的凹陷部（1-1）处于底部的第一直径（R1）大于凹陷部（1-1）顶部的第二直径（R2），所述的支撑部（1-2）环绕瓶底一圈呈环形，所述瓶底（1）厚度为0.25‐0.70mm，瓶筒（2）、瓶肩（3）、瓶颈（4）的厚度均为0.02‐0.08m，沿所述瓶颈（4）下部向上依次设有环形凹槽（4-1）、环形凸边（4-2）和外螺纹（4-3），在瓶颈（4）顶部设折边形成的瓶口（4-4）。

The present invention discloses an aluminum thin-walled screw-mouth beverage bottle, which comprises a bottle bottom (1), a bottle barrel (2), a bottle shoulder (3), a bottle neck (4) and a bottle cap (5). The bottle bottom (1) comprises a recessed portion (1-1) recessed into the bottle and a supporting portion (1-2) supporting the bottle body. The first diameter (R1) of the recessed portion (1-1) at the bottom is greater than the second diameter (R2) of the top of the recessed portion (1-1). The supporting portion (1-2) surrounds the bottle bottom in an annular shape. The thickness of the bottle bottom (1) is 0.25-0.70 mm. The thickness of the bottle barrel (2), the bottle shoulder (3) and the bottle neck (4) are all 0.02-0.08 mm. An annular groove (4-1), an annular convex edge (4-2) and an external thread (4-3) are sequentially arranged upward from the lower part of the bottle neck (4). A bottle mouth (4-4) formed by a folded edge is arranged at the top of the bottle neck (4).

Description

A kind of aluminium matter thin-walled screw socket beverage bottle and manufacture method thereof

[technical field]

The present invention relates to a kind of aluminium matter thin-walled screw socket beverage bottle and manufacture method thereof.

[background technology]

Aluminium matter thin-walled screw socket beverage bottle is a kind of packing container that is widely used in various industries, can be used for filling with beverage, wine liquid etc.Thin-walled screw socket weight of drink bottle is gently easy to carry, easy to operate when use, safe and reliable, is greatly favored by consumers.

At present, the screw socket beverage bottle using on market is generally to make of glass, and glass packaging bottle exists following shortcoming: shading poor performance, and the filling thing that can not adapt to its inside is preserved; Glass packaging bottle body is not easy to printing, conventionally adopts labeling to indicate, moistureproof, waterproof and antifalsification are poor,, transports, to deposit cost high meanwhile, and for this reason, people are ready to use aluminium matter beverage bottle more.Existing aluminium matter bottle is on the close bottleneck outer wall of bottle mouth position, directly to establish outside thread or an externally threaded jacket casing of suit, and bottleneck portion below screw thread does not arrange the groove function that bottle cap anti-fake lock ring is installed, bottle diapire is thick and structure compression capability is poor, and the compressive resistance of bottleneck and anti-twist power are low.In addition, the wall thickness of existing aluminium matter thin-walled screw socket beverage bottle is generally greater than 0.65mm thickness, makes product materials many, and manufacturing cost is high.

[summary of the invention]

For the different aluminum beverage bottle that cost is low, anti-pressure anti-torsion intensity is good of body wall thickness at the bottom of solving deficiency of the prior art and providing a kind of bottle.

The present invention has adopted following technical proposal:

Aluminium matter book wall screw socket beverage bottle, at the bottom of it includes bottle, bottle cylinder, shoulder, bottleneck and bottle cap, the described bottle end, comprises to the support portion of the depressed part of bottle sunken inside and support bottle, described depressed part is greater than the Second bobbin diameter at depressed part top in the first diameter of bottom, described support portion one is enclosed ringwise at the bottom of around bottle, described bottle base thickness degree be 0.25 ?0.70mm, the thickness of bottle cylinder, shoulder, bottleneck be 0.02 ?0.08m, upwards be provided with successively annular groove, annular nib and outside thread along described base of neck, establish the bottleneck that flanging forms at bottleneck top.

Arc transition between described annular nib and annular groove and outside thread.

Described annular groove by bottom land to gradually wide setting of notch.

Be provided with the negative thread coordinating with outside thread at described bottle cap, be provided with at described bottle cap opening part the lock ring being fastened in annular groove, between described lock ring and bottle cap, be provided with false proof fracture.

Scribble water-soluble non-toxic anticorrosion coating at described bottle inwall.

The bottle end, bottle cylinder, shoulder, bottleneck is one-body molded is bottle.

Aluminium matter book wall screw socket beverage bottle manufacture method, includes following steps:

A. aluminium flake is lubricated: circle aluminium flake has been put into lubricant and fried sheet machine, be formed with the lubricated aluminum sheet without batch cutting edge of a knife or a sword after uniform stirring;

B. make thick tank base: circle aluminium flake squeezes out at punching machine the support portion that comprises the depressed part concaving and be annular arrangement and forms the bottle end, and bottle feather edge upwards extends to form bottle cylinder;

C. thick tank base stretches: by upwards extrusion stretching bottle tube length degree progressively of thick tank base, form up to specification and standard compliant book wall vase cylinder;

D. trimming polished: the open end of bottle cylinder to be clipped to required length, to the polishing of thick tank base;

E. clean: the inside and outside foul of thick tank base is removed to clean post-drying;

F. spraying: at the bottle inner-wall spraying water-soluble non-toxic anticorrosion coating of thick tank base.

G. printing: at the thick spraying of tank blank outer surface background color, printing and glazing;

H. receive neck moulding: the opening of described thick bottle base is shunk and forms shoulder and bottleneck, and bottleneck upwards extends and is rolled into annular groove, annular nib and outside thread, more upwards extend flanging and form bottleneck;

I. clean again and detect: finished product being cleaned, detect the leak tightness of finished product, detect and whether leak.

Described bottle base thickness degree be 0.25 ?0.70mm, the thickness of bottle cylinder, shoulder, bottleneck is identical, be all 0.02 ?0.08m.

The invention has the beneficial effects as follows:

Middle part extruding at the bottom of bottle is caved inward, and the first diameter of described depressed part bottom is greater than depressed part top Second bobbin diameter and is truncated cone shape, and this shape has good compression capability, strengthens the compression capability at the bottle end at the bottom of support portion is located at bottle ringwise.Bottleneck is squeezed into cylindrical shape, there are annular groove and annular nib in the bottom roll extrusion of tank neck, annular groove is the false proof lock ring for placing bottle cap, annular nib is can not be opened for pinning false proof lock ring, annular groove and annular nib are all to strengthen the resistance to compression of tank neck, anti-twist power, annular nib upwards extends roll extrusion outside thread, establishes the bottleneck that flanging forms at bottleneck top, prevents that incised wound is simultaneously easy to process.

Because described bottleneck inner-wall spraying has water-soluble non-toxic anticorrosion coating, water-soluble non-toxic anticorrosion coating is that acrylic modified epoxy resin is main film forming substance, is aided with cosolvent, auxiliary agent etc. and is scattered in the water soluble paint forming in deionized water.This coating and have nontoxic, odorless, tasteless, dry rapidly, the feature such as closure is good, there is the shortcoming of more residual quantity in the saturated polyester resin that changes original use, makes that the beverage of splendid attire, wine liquid are safer, environmental protection, health.

Due to described bottle base thickness degree be 0.25 ?0.70mm, the thickness of bottle cylinder, shoulder, bottleneck be all 0.08 ?0.2mm, whole bottle wall ratio is thinner, makes product materials few, low cost of manufacture, bottle diapire is thick can support greatly whole bottle and indeformable.

The bottle end, bottle cylinder, shoulder, bottleneck, are one-body molded for sealing bottle is good and production and processing facilitates.Adopt that technological process production and processing method recited above is simple, degree of automation is high, production efficiency is high, and the wall thickness that changes bottle reduces productive costs, before bottle moulding, prints, and the printing making is more prone to, and printing effect is better.

[accompanying drawing explanation]

Fig. 1 is structure drawing of the present invention.

Fig. 2 is bottle cutaway view of the present invention.

Fig. 3 is A place enlarged view in Fig. 2.

Fig. 4 is for being bottle cap cutaway view of the present invention.

[specific embodiment]

As depicted in figs. 1 and 2 aluminium matter thin-walled screw socket beverage bottle include bottle at the bottom of 1,bottle cylinder 2,tank shoulder 3,tank neck 4 and bottle cap 5.The bottle end 1 comprise depressed part 1 ?1 and support portion 1 ?2, depressed part 1 ?1 be located at bottle at the bottom of 1 middle part and to bottle sunken inside, depressed part 1 ?1 be positioned at bottom the first diameter R1 be greater than depressed part 1 ?the 1 Second bobbin diameter R2 that is positioned at top, but be similar to taper top and be arranged to circular arc, this structure makes the bearing capacity of bottle, center shaft pressure energy power overall enhanced, support portion 1 ?2 ringwise, such support portion 1 ?2 more stable in the time supporting whole bottle, thereby the not yielding bottle that can not make of this structure is placed shakiness, the described bottle end 1 thickness be 0.25 ?0.70mm, the bottle end 1 thickness greatly when support portion 1 ?2 be not easy to produce while supporting whole bottle weight and be out of shape,bottle cylinder 2 is cylindrical,shoulder 3 shrinks tapered.

As shown in Figure 3bottleneck 4 be upwards provided with successively from bottomannular groove 4 ?1,annular nib 4 ?2 andoutside thread 4 ?3,annular groove 4 ?1 andbottleneck 4 bottoms between be provided with a segment distance,annular groove 4 ?1 by bottom land to gradually wide setting of notch, andannular nib 4 ?2 outwards narrowed gradually by bottom,annular nib 4 ?2 andannular groove 4 ?1 and outsidethread 4 ?arc transition between 3, this structure can increase knob power and the center shaft pressure energy power ofbottleneck 4.

The thickness ofbottle cylinder 2,shoulder 3,bottleneck 4 is identical, be all 0.08 ?0.2mm, preferably 0.17mm, has saved like this material and has reduced cost.Establish atbottleneck 4tops bottleneck 4 that flanging forms ?4, flanging is compared and will be connect material saving and easy to process with existing crimping, can prevent the too sharp and incised wound user of bottleneck.

As shown in Figure 4 bottle cap 5 be provided withoutside thread 4 ?3 negative threads that coordinate 5 ?1, described bottle cap 5 opening parts be provided be fastened onannular groove 4 ?lock ring in 15 ?2, described lock ring 5 ?2 and bottle cap 5 between be provided with false proof fracture 5 ?3, when twist-off closure 5 from false proof fracture 5 ?3 disconnect, lock ring 5 ?2 be stuck inannular groove 4 ?in 1, cannot recover like this, realize anti-counterfeit anti-theft function.

Scribble water-soluble non-toxic anticorrosion coating at bottle inwall, water-soluble non-toxic anticorrosion coating is that acrylic modified epoxy resin is main film forming substance, is aided with cosolvent, auxiliary agent etc. and is scattered in the water soluble paint forming in deionized water.This coating and have nontoxic, odorless, tasteless, dry rapidly, the feature such as closure is good, there is the shortcoming of more residual quantity in the saturated polyester resin that changes original use, makes that the beverage of splendid attire, wine liquid are safer, environmental protection, health.

Aluminium matter book wall screw socket beverage bottle manufacture method recited above, includes following steps:

A. aluminium flake is lubricated: circle aluminium flake has been put into lubricant and fried sheet machine, be formed with the lubricated aluminum sheet without batch cutting edge of a knife or a sword after uniform stirring;

B. make thick tank base: circle aluminium flake punching machine squeeze out comprise the depressed part 1 that concaves ?1 and be annular arrangement support portion 1 ?2 form bottle ends 1, a bottle edge, the end 1 upwards extends to formbottle cylinder 2;

C. thick tank base stretches: by upwards extrusion stretching tank tube length degree progressively of thick tank base, form up to specification and standard compliant bookwall vase cylinder 2;

D. trimming polished: the open end of thick tankbase bottle cylinder 2 to be clipped to required length, to the polishing of thick tank base;

E. clean: the inside and outside foul of thick tank base is removed to clean post-drying;

F. spraying: at the bottle inner-wall spraying water-soluble non-toxic anticorrosion coating of thick tank base.

G. printing: at the thick spraying of tank blank outer surface background color, printing and glazing;

H. receive neck moulding: the opening of described thick bottle base is shunk and formsshoulder 3 andbottleneck 4,bottleneck 4 upwards extend be rolled intoannular groove 4 ?1,annular nib 4 ?2 andoutside thread 4 ?3, more upwards extend flanging be formed withbottleneck 4 ?4;

I. clean again and detect: finished product being cleaned, detect the leak tightness of finished product, detect and whether leak.

Adopt step above, easy to process, meet standard GB/T/T25164 ?under deformation pressure and bursting pressure prerequisite in 2010, can realize bottle large placement of base thickness degree time, be not easy distortion, thickness and the thin cost that makes of wall ofbottle cylinder 2,shoulder 3,bottleneck 4.

Claims (8)

1. aluminium matter book wall screw socket beverage bottle, its include bottle at the bottom of (1), bottle cylinder (2), shoulder (3), bottleneck (4) and bottle cap (5), it is characterized in that: the described bottle end (1) comprises the support portion (1 ?2) of depressed part to bottle sunken inside (1 ?1) and support bottle, described depressed part (1 ?1) is greater than the Second bobbin diameter (R2) at depressed part (1 ?1) top in first diameter (R1) of bottom, described support portion (1 ?2) is around one enclosing ringwise at the bottom of bottle, the described bottle end (1) thickness be 0.25 ?0.70mm, bottle cylinder (2), shoulder (3), the thickness of bottleneck (4) be 0.02 ?0.08m, upwards be provided with successively annular groove (4 ?1) along described bottleneck (4) bottom, annular nib (4 ?2) and outside thread (4 ?3), establish the bottleneck (4 ?4) that flanging forms at bottleneck (4) top.

2. aluminium matter book wall screw socket beverage bottle according to claim 1, is characterized in that: arc transition between described annular nib (4 ?2) and annular groove (4 ?1) and outside thread (4 ?3).

3. according to the aluminium matter book wall screw socket beverage bottle described in claim 1 and 2, it is characterized in that: described annular groove (4 ?1) by bottom land to gradually wide setting of notch.

4. aluminium matter book wall screw socket beverage bottle according to claim 1, it is characterized in that: be provided with the negative thread that coordinates with outside thread (4 ?3) (5 ?1) at described bottle cap (5), be provided with the lock ring that is fastened in annular groove (4 ?1) (5 ?2) at described bottle cap (5) opening part, between described lock ring (5 ?2) and bottle cap (5), be provided with false proof fracture (5 ?3).

5. aluminium matter book wall screw socket beverage bottle according to claim 1, is characterized in that: scribble water-soluble non-toxic anticorrosion coating at described bottle inwall.

6. aluminium matter thin-walled screw socket beverage bottle according to claim 1, is characterized in that: the bottle end (1), bottle cylinder (2), shoulder (3), bottleneck (4) is one-body molded is bottle.

7. an aluminium matter book wall screw socket beverage bottle manufacture method described in claim 1, includes following steps:

A. aluminium flake is lubricated: circle aluminium flake has been put into lubricant and fried sheet machine, be formed with the lubricated aluminum sheet without batch cutting edge of a knife or a sword after uniform stirring;

B. make thick tank base: circle aluminium flake squeezes out the support portion that comprises the depressed part that concaves (1 ?1) and be annular arrangement (1 ?2) at punching machine and forms a bottle end (1), and bottle (1) edge, the end upwards extends to form bottle tin (2);

C. thick tank base stretches: by upwards extrusion stretching bottle cylinder (2) length progressively of thick tank base, form up to specification and standard compliant book wall vase cylinder (2);

D. trimming polished: the open end of bottle cylinder (2) to be clipped to required length, to the polishing of thick tank base;

E. clean: the inside and outside foul of thick tank base is removed to clean post-drying;

F. spraying: at the bottle inner-wall spraying water-soluble non-toxic anticorrosion coating of thick tank base.

G. printing: at the thick spraying of tank blank outer surface background color, printing and glazing;

H. receive neck moulding: the opening of described thick bottle base is shunk and forms shoulder (3) and bottleneck (4), bottleneck (4) upwards extends and is rolled into annular groove (4 ?1), annular nib (4 ?2) and outside thread (4 ?3), more upwards extends flanging and form bottleneck (4 ?4);

I. clean again and detect: finished product being cleaned, detect the leak tightness of finished product, detect and whether leak.

8. aluminium matter book wall screw socket beverage bottle according to claim 7, is characterized in that: the described bottle end (1) thickness be 0.25 ?0.70mm, the thickness of bottle cylinder (2), shoulder (3), bottleneck (4) is identical, be all 0.02 ?0.08m.

Images