CN2323887Y

CN2323887Y - Improved structure of apparatus for reducing the diameter of tube end

Info

Publication number: CN2323887Y
Application number: CN 97215832
Authority: CN
Inventors: 庄秀雄
Original assignee: HAOYANG MECHANICAL INDUSTRY Co Ltd
Current assignee: HAOYANG MECHANICAL INDUSTRY Co Ltd
Priority date: 1997-05-28
Filing date: 1997-05-28
Publication date: 1999-06-16
Anticipated expiration: 2007-05-28

Abstract

The utility model relates to an improved structure of a neckling edge turning device for can bodies, comprising an upper and a lower cams, a first and a second guide grooves, a plurality of pairs of transmission rods, a plurality of pairs of transmission pipe sleeves and a plurality of mould components. The upper and the lower cams are coaxial and corresponding up and down. The first and the second guide grooves are respectively arranged on the upper and the lower cams, concavely arranged on the outside ring walls of the upper and the lower cams, and extended into a ring shape along the ring edge. The utility model is characterized in that a predetermined curvature radian is respectively arranged in the guide groove of the upper cam and the guide groove of the lower cam, which forms the upper and lower opposite corresponding state; the transmission rods and the transmission pipe sleeves make up and down opposite synchronous telescope motion along the radian of the guide grooves in the mode of same movement starting point and same action point.

Description

The improvement structure of the anti-limit of can body necking down device

The utility model and body maker have the pass, especially construct about the improvement of the anti-limit of a kind of can body necking down device.

At first, see also Fig. 1, the fabrication schedule of general tank body is the procedure B that earlier the can body A of a tubulose is applied the anti-limit of necking down with the anti-limit of necking down device, then add a cap seal with the tin seamer can body on the anti-limit of necking down again and dress up tubular, so that feed operation procedure, wait to feed finish after again with another tin seamer with the openend of tubular can body add a cover the sealing and finished product.

A fabrication schedule at this point, when applying the operation of the anti-limit of necking down with the anti-limit of necking down device, be tubulose can body A tubular axis both ends open part to be carried out respectively together or different necking down program such as three roads, make the can body two ends be had the neck of different types to adapt to user's use habit.

See also the anti-limit of existing necking down shown in Figure 2 device 1 again, with the relative up and down some moulds 2,3 of power drive, making it with main shaft 4 is the center, make a circular motion, and respectively up and down mould 2,3 curve of in motion, making a correspondence respectively along set guide groove 7,8 slippages on two cams 5,6 up and down rise and fall, make it when making circular motion, be remake a flexible up and down motion, make it to carry out can body necking down and the operation of anti-limit.

But, the structure design of the above-mentioned common anti-limit of necking down device 1, the single track or the multiple tracks necking down program of 2,3 pairs of required processing of can body of mould about being used for adapting to respectively, therefore its cam that is fitted to each other 5,6 has exclusive character, in other words, be exactly these cam 5,6 guide grooves that had 7,8 respectively, its curve radian adapts to respectively up and down mould 2,3 required stroke when stretching motion up and down respectively and designs, make this mold 2 carry out the single track necking down and the operation of anti-limit of can body, 3 of this bed dies apply necking down of can body multiple tracks and anti-limit program.

On industry, system jar factory is in the processing procedure of making the can finished product, have earlier the mouth of pipe at can body single track necking down position is refilled to covering into tubular can body (C) that material fills, also have earlier mouth of pipe capping with can body multiple tracks necking down position become tubular can body (C) filler in addition again.Different fillers has different system jar programs.Therefore, when making the body maker tool, need to adapt to the system jar required program of factory, different body maker tools is provided, that is changes this mold 2 to carry out the necking down program of single track or multiple tracks.All there is its exclusive character to exist because respectively this forms member up and down, therefore, when this mold 2 of conversion carries out single track or multiple tracks necking down operation, just needs to form member up and down and do whole re-assemblying.Like this, the manufacturing works of body maker tool can carry out manufacturing operation after will having order to indicate required pattern earlier, thereby can not in advance the facility manufacturing be finished.So factory can't carry out continuous manufacturing operation, and must treat that order time side must go into operation, cause the idle of human and material resources in the factory, empty hyperplasia is produced cost, has correspondingly also increased the cost of setting up factories of system jar factory, influences the development of industry.

In addition, because the modern times are made the diversification of jar factory, a system jar factory is a kind of can finished product of only independent production.Out of style when the system jar program of new canned pack and old processing procedure, just need the necking down anti-limit operation of the anti-limit of the necking down device of replacing body maker tool.Existing being configured in when doing this replacing operation needs to do whole re-assemblying.Thus, not only expend a lot of time, manpower and material resources, cause industry to increase cost, and also can influence the wish of industry upgrading products and hinder the progress of industry.

Therefore, main purpose of the present utility model is to provide the improvement structure of the anti-limit of a kind of can body necking down device, and it can be made in advance and finish, and makes it to reduce manufacturing cost, reaches people's its profit to the greatest extent, the ideal of making the best use of everything.

Another purpose of the present utility model then is to provide the improvement structure of the anti-limit of a kind of can body necking down device, and it is convenient to change the operation procedure on the anti-limit of necking down, in order to the conversion of system jar product, improves system jar factory's diversification, to promote industrial progress.

So for reaching above-mentioned purpose, the improvement of the anti-limit of can body necking down provided by the utility model device structure includes: two cams up and down, be coaxial corresponding up and down, have first and second guide groove respectively, be arranged with on its outside ring wall, and extend into ring-type along its ring edge; Some to drive link, to set in first guide groove that is slidedly arranged on a corresponding cam with an end respectively, the bar axle is also corresponding with the axially parallel of this cam respectively; Some to the transmission pipe box, coaxial being placed through on the corresponding drive link shaft, and set in second guide groove that is slidedly arranged on a corresponding cam with an end respectively, and each is terminal and corresponding toward each other to the end in addition of drive link and transmission pipe box; Some modules are arranged in the biography bar of correspondence and holding in addition on the end of transmission pipe box respectively; It is characterized in that: the guide groove of the guide groove of this overhead cam and this time cam has a predetermined curve radian respectively, and be relative up and down corresponding states, and, this drive link and transmission pipe box are moved along the relative up and down synchronization telescope of radian work of this guide groove respectively in action starting point is identical, application point is identical mode.

The utility model has 9 accompanying drawings:

Fig. 1 is the floor map of system jar flow process;

Fig. 2 is the cross-sectional schematic of the anti-limit of can body necking down device commonly used;

Fig. 3 is the cross-sectional schematic of the utility model one preferred embodiment;

Fig. 4 is the stereo appearance figure of the utility model one preferred embodiment overhead cam;

Fig. 5 is the guide groove curve radian schematic diagram of the utility model one preferred embodiment overhead cam;

Fig. 6 is the stereo appearance figure of cam under the utility model one preferred embodiment;

Fig. 7 is the guide groove curve radian schematic diagram of the following cam of the utility model one preferred embodiment;

Fig. 8 is the upper modules cutaway view of the utility model one preferred embodiment;

Fig. 9 is the bottom module cutaway view of the utility model one preferred embodiment.

The utility model is elaborated for an embodiment below in conjunction with accompanying drawing.

Embodiment

See also Fig. 3 to Fig. 9, the improvement structure 10 of the anti-limit of can body necking down provided by the utility model device includes two

cams

20,30 and some upper and lower modules 40,60 formations up and down.

Respectively be somebody's turn to do cam the 20, the 30th up and down, be tubular body with proper wall thickness, the aperture of its axial two ends pore and greater than the aperture of its stage casing pore, having first, second upper rail and first, second

lower guide channel

21,22,31,32 is arranged with respectively on all side ring walls of this upper and

lower cam

20,30 respectively, and serve as that axle extends into an annular continuously along a predetermined radian curve with its tubular axis, and respectively this

upper rail

21,22 also is relative up and down corresponding state each other with these

lower guide channel

31,32 curve radians that had respectively.

Respectively this module 40,60 has a driving member 41,61 respectively with an end and corresponding cam rail interlocking, and a

module

42,62 is fixedly arranged on holding in addition on the end, wherein of this driving member 41,61:

This driving member 41,61 has a drive link 43,63, one end is provided with a  type piece 44,64, in order to rabbeting mutually with the first

corresponding guide groove

21,31 by a connection piece (not showing on the figure), one transmission pipe box the 45, the 65th, coaxial being set on corresponding drive link 43, the 53 shafts outside, an end is provided with a breach 46,66 in order to can be by another connector (not showing on the figure) to be bonded with each other with corresponding

second guide groove

22,32;

This

module

42,62 has the annular die holder the 47, the 67th that a section slightly is H shape, and the coaxial transmission pipe box 45,65 that is fixedly arranged on correspondence that wears is held on the end in addition, and be provided with an

axial perforation

48,68 and be extended through wherein for drive link 43,63, one die head body portion the 49, the 69th coaxially is fixedly arranged on the holding in addition on the end of this drive link 43,63, and its some is placed among this

die holder

47,67, one

outer shroud

50,70 is fixed with coaxial the subsides mutually in a side ring surface of this

die holder

47,67, is coated in order to the exposed parts with this die

head body portion

49,69.

During assembling, this upper and

lower cam

20,30 respectively, place respectively on the spindle rod 81 that is fixed in a body maker tool 80 in relative up and down mode, and make respectively that this upper and lower module 40,60 is driven by the Power Drive Unit of this body maker tool 80 respectively, be able to carry out circular motion along the ring edge of

corresponding cam

20,30, simultaneously, by respectively this driving member 41,61 is with connector slippage in the guide groove of correspondence, the curve radian that is able to have along corresponding guide groove is made a predetermined expanding-contracting action up and down.That is to say that the improvement structure 10 of this anti-limit of can body necking down device is when the operation procedure of the anti-limit of the necking down of carrying out can body, the mode of its use is identical with prior art, is not feature of the present utility model, therefore repeats no more.

Need to prove especially at this:

1, because first and second guide groove 21,22,31,32 of having respectively of this upper and

lower cam

20,30 respectively, it is corresponding relatively up and down that its curve radian is, also can make the corresponding upper and lower module 40,60 that is slidedly arranged on wherein in the identical and mode identical of action starting point, do synchronous relative motion up and down the can body application point.

Manufacture view with regard to the body maker tool, can earlier the body maker tool be made in advance assembling finishes, just

module

42,62 is kept and do not added installing, after waiting to learn the required necking down pattern of industry, again suitable module is installed on the corresponding driving member, thereby can increase substantially the utilization ratio of human and material resources, reduce manufacturing cost.

With regard to the can industry, after it develops a new product and when needing old body maker tool to change the necking down mode to make, can simply module directly be done exchanging about in the of, to reach the change at can body single track and multiple tracks necking down position, not needing need expend as technology commonly used a lot of manpower and time does one and significantly re-assemblies, and can promote the progress of industry so significantly.

2, the improvement of the anti-limit of can body necking down provided by the utility model device structure 10, be make its up and down

module

42,62 no matter it is in order to reach the drop-head operation of single track or multiple tracks, its external diameter is same, therefore, after work one is exchanged up and down, all can cooperatively interact, can operate smoothly with original facility member.Particularly, having a rotating disk 82 in this body maker tool 80 wears with this time module 62 respectively, and this rotating disk 82 is in order to have predetermined internal diameter with this time module 62 corresponding through holes that wear 83 respectively, can reach one with the outer rim of following module 62 and comparatively press close to adjacent state, avoid foreign matter to fall into facility 80 inside and influence its use from through hole 83.The utility model is the same outer diameter as that has of

module

42,62 up and down, and when it did one about intermodulation, upper mould piece 42 still can reach the state comparatively pressed close to through hole 83, avoids producing damaging and inconvenient.

Claims

1. the improvement of the anti-limit of a can body necking down device is constructed, and includes:

Two cams are coaxial corresponding up and down up and down, have first and second guide groove respectively, are arranged with on its outside ring wall, and extend into ring-type along its ring edge;

Some to drive link, to set in first guide groove that is slidedly arranged on a corresponding cam with an end respectively, the bar axle is also corresponding with the axially parallel of this cam respectively;

Some to the transmission pipe box, coaxial being placed through on the corresponding drive link shaft, and set in second guide groove that is slidedly arranged on a corresponding cam with an end respectively, and each is terminal and corresponding toward each other to the end in addition of drive link and transmission pipe box;

Some modules are arranged in the biography bar of correspondence and holding in addition on the end of transmission pipe box respectively;

It is characterized in that:

The guide groove of the guide groove of this overhead cam and this time cam has a predetermined curve radian respectively, and be relative up and down corresponding states, and, this drive link and transmission pipe box are moved along the relative up and down synchronization telescope of radian work of this guide groove respectively in action starting point is identical, application point is identical mode.

2. according to the improvement structure of the anti-limit of the described can body necking down of claim 1 device, it is characterized in that respectively this module has identical external diameter.