CN209424613U - It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section - Google Patents
It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section Download PDFInfo
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- CN209424613U CN209424613U CN201821820603.6U CN201821820603U CN209424613U CN 209424613 U CN209424613 U CN 209424613U CN 201821820603 U CN201821820603 U CN 201821820603U CN 209424613 U CN209424613 U CN 209424613U
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Abstract
The utility model provide it is a kind of for producing the hobbing machine of heat-insulation aluminum section, along hobbing machine circumference EDS maps n positive gear hobbings；Positive gear hobbing two sides are respectively set m first and sidewinder tooth and p second side gear hobbing；Hobbing machine makes " O " type heat insulated shape bar of aluminum alloy reach the mechanical properties of standard requirements after gear hobbing, it can satisfy requirement, and alternative " I " type heat insulating strip heat insulated shape bar of aluminum alloy, to reach save the cost, improve the purpose of production efficiency, it more meets the market requirement, is conducive to commercial introduction use.
Description
Technical field
The utility model relates to aluminum profile processing technique field more particularly to a kind of hobbing machines for processing heat-insulation aluminum section.
Background technique
Heat-insulation aluminium alloy is called broken-bridge aluminum alloy, it is with the nonmetallic materials of lower thermal conductivity (heat insulating strip) by aluminium alloy
Not only an entirety had been separated but also closely connected into, a kind of heat-insulated aluminum profile of the heat transfer of aluminium alloy has been blocked, according to its composite square
The difference of formula can be divided into penetrating bar type heat-insulation aluminium alloy and glue injection type heat-insulation aluminium alloy.Compared to traditional aluminium alloy extrusions, heat insulation aluminium
Alloy heat preservation, sound insulation, impact resistance, air-tightness, in terms of have the promotion of matter, be meet building energy conservation requirement one
Kind New Building Materials.
Bar inserting type heat-insulated can be divided into " I " type heat insulating strip heat-insulation aluminium alloy type according to heat insulating strip shape difference
Material, " C " type heat insulating strip heat insulated shape bar of aluminum alloy, " O " type heat insulating strip heat insulated shape bar of aluminum alloy.The utility model for " I " type every
Hot heat insulated shape bar of aluminum alloy and " O " type heat insulating strip heat insulated shape bar of aluminum alloy, " I " type heat insulating strip heat insulated shape bar of aluminum alloy exist
Double flute mouth, at the same to double flute mouth gear hobbing after, match double branch " I " heat insulating strips, " I " type heat insulating strip heat insulated shape bar of aluminum alloy aluminium
Measure more, technique is cumbersome, waste raw material and production auxiliary material；" O " type heat insulating strip heat insulated shape bar of aluminum alloy is single notch, is matched
Set is using single branch " O " type heat insulating strip, and " O " type heat insulating strip heat insulated shape bar of aluminum alloy is compared to " I " type heat insulating strip heat-insulation aluminium alloy type
Material not only reduces and uses aluminum amount (2 " I " type heat insulating strip middle sections), simplifies production technology, and it is (former comprising profile to save material
Aluminium, profile accessory, the various aspects such as equipment part), cost significantly reduces, and has better application prospect.
But due to current gear hobbing technical reason, " O " type heat insulating strip heat insulated shape bar of aluminum alloy mechanical property is not up to standard, serious shadow
Ring its market prospects." O " type heat insulating strip heat insulated shape bar of aluminum alloy mechanical property reason not up to standard is removed heat-insulated by aluminium alloy and " O "
Outside the influence of item quality itself, production operation technique and parameter request are most important；And " O " type heat insulating strip heat-insulation aluminium alloy type
Can material Mechanical Characteristics value up to standard, and gear hobbing, rolling are emphasis, difficult point, the heat insulated shape bar of aluminum alloy mechanics after rolling forming
Or not that performance is up to standard depend on whether gear hobbing tooth depth is up to standard, and the more deep then tooth tip of gear hobbing is sharper, it is stronger to the occlusal ability of heat insulating strip,
I.e. mechanical property is better.According to standard, the tooth tip width of heat insulated shape bar of aluminum alloy adhesive tape groove mouth dentalation is 0.05-
0.10mm just can guarantee its Mechanical Characteristics value >=24N/mm, just can guarantee examination and test of products qualification.And at present in industry due to
Hobbing machine design limitation, after hobbing machine gear hobbing, the tooth tip width of section bar adhesive tape notch dentalation is generally higher than 0.30mm, from
And cause the mechanics properties testing using single " O " type heat insulating strip heat insulated shape bar of aluminum alloy not up to standard.
Equally in the case where section bar adhesive tape notch dentalation is not up to standard, " I " type heat insulating strip heat insulated shape bar of aluminum alloy power
Performance can satisfy standard requirements, and (longitudinal shear, cross directional stretch and high-temperature and durable load cross tensile test meet its spy
Value indicative >=24N/mm) the reason of be, since " I " type heat insulating strip heat insulated shape bar of aluminum alloy assembles double branch " I " type heat insulating strips, double branch "
I " type heat insulating strip mutually shares mechanical property shearing force burden value.And the single branch of " O " type heat insulating strip heat insulated shape bar of aluminum alloy assembly every
Hot item, too late " I " the type heat insulating strip of mechanical property under similarity condition, is unable to reach standard requirements.To make " O " type heat insulating strip heat insulation aluminium
Alloy profile mechanical property reaches standard requirements, need to improve heat insulated shape bar of aluminum alloy notch gear hobbing tooth depth and acuity, if
Heat insulated shape bar of aluminum alloy notch gear hobbing tooth depth and acuity are not improved, to improve profile notch to the occlusal ability of heat insulating strip,
Roll pan pressure is inevitably enlarged when assembly, will lead to heat insulated shape bar of aluminum alloy stress deformation, influences profile assembled dimension precision；Together
When influenced by the hobbing machine strength of materials, hardness, profile gear hobbing tooth can not be reduced by increasing the method for hobbing machine tooth density
Sharp width, because hobbing machine tooth density is bigger, notch tooth is then shorter and smaller, gets in the tooth depth that heat insulated shape bar of aluminum alloy notch rolls out
Shallowly, and backlash easily blocks, and causes not producing.Therefore it provides one kind is able to produce out, mechanical property is up to standard, is not easy to loosen
" O " type heat insulating strip heat insulated shape bar of aluminum alloy and service life long hobbing machine be technical problem urgently to be solved in the industry.
Summary of the invention
The utility model aims to solve the problem that problem as described above.The purpose of the utility model is to provide a kind of hobbing machines, make
It must be reduced to 0.05mm in the tooth tip width for the dentalation that " O " type heat insulating strip heat insulated shape bar of aluminum alloy notch rolls out, meanwhile, make
Mechanical property of " O " the notch dentalation made from hobbing machine rolling aluminum profile with the utility model to the occlusal ability of heat insulating strip
It is able to satisfy standard requirements.
Along the n positive gear hobbings of hobbing machine circumference EDS maps；Positive gear hobbing two sides are respectively set m first and sidewinder tooth and p the
Two sidewinder tooth；First, which sidewinders tooth, is located at two end faces of hobbing machine with second side gear hobbing, and is in centered on Gear axis
Radial distribution.
First, which sidewinders tooth, tilts in the position close to positive gear hobbing to the positive gear hobbing, tilt angle α；Second side gear hobbing exists
It is tilted close to the position of positive gear hobbing to positive gear hobbing, tilt angle β.
First tooth root for sidewindering the tooth root of tooth, the tooth root of second side gear hobbing and positive gear hobbing communicates；First sidewinder tooth tooth top,
The tooth top of second side gear hobbing is connected with the tooth top of positive gear hobbing.
First inclination angle alpha for sidewindering tooth is equal to the inclination angle beta of second side gear hobbing.
First sidewinders tooth and second side gear hobbing is radially evenly distributed with centered on Gear axis, and first sidewinders tooth and second
Tooth is sidewindered to be symmetrical arranged.
N positive gear hobbings are uniformly distributed along hobbing machine periphery；The gear hobbing of positive gear hobbing is straight-tooth；The gear hobbing tooth form of positive gear hobbing is
The pointed tooth of the triangular prism shape radially swelled, the tooth of positive gear hobbing a height of c, positive gear hobbing facewidth a.First sidewinders tooth and second side
The tooth form of gear hobbing is to be connected with positive gear hobbing and the angled pointed tooth of triangular prism shape；First sidewinders tooth a height of b of tooth, and second
Sidewinder a height of d of tooth of tooth；Hobbing machine is with a thickness of H；Wherein, b=c=d=0.8~1.2mm；Hobbing machine tooth top diameter of a circle is
75-85mm；The positive gear hobbing of hobbing machine, first sidewinders tooth, number of teeth n=m=p=220~235 of second side gear hobbing；The tooth of positive gear hobbing
Wide a=2.8~3.5mm, hobbing machine thickness H=5~8mm；First sidewinders the inclination of the inclination angle alpha of tooth and second side gear hobbing
Angle beta is 15~30 degree.
Boss, boss height z, z=0~5mm are provided on hobbing machine.
The hobbing machine of the utility model is provided with 225~235 positive gear hobbings along hobbing machine periphery (i.e. gear front), together
When increase the positive gear hobbing of hobbing machine the facewidth (at present production heat insulated shape bar of aluminum alloy hobbing machine frontage dimension be 2.30mm,
And there is no gear hobbing).The positive gear hobbing facewidth of the hobbing machine of the utility model is 2.80~3.50mm, is carried out using positive gear hobbing to notch
Pre- tooth punching.Hobbing machine two sides in the utility model are provided with first and sidewinder tooth, second side gear hobbing, and first sidewinders tooth, second side
Gear hobbing tooth form is tilted a certain angle to positive gear hobbing, and is connected with positive gear hobbing two sides, and first is sidewindering tooth, second side gear hobbing respectively and just
The quantity of gear hobbing is identical.Preferably, the number of teeth of the positive gear hobbing of the hobbing machine of the utility model is 230 teeth, and first sidewinders tooth, second
It is 230 teeth that it is identical as the quantity of positive gear hobbing respectively, which to sidewinder tooth,.Pre- tooth punching is carried out to the notch rolling of aluminum profile in positive gear hobbing
In the process, the process that tooth gradually gets involved in tooth punching is sidewindered, tooth punching effect is further increased, and the shearing force for sharing positive gear hobbing is negative
Load.
For the more old-fashioned hobbing machine of the hobbing machine of the utility model, the number of teeth is reduced, so that tooth and nipper after in hobbing process
Between angle increase so that the obtuse angle angle that the tooth tip of each tooth is formed is bigger, therefore hobbing machine extrusion aluminum-type material is in aluminium profiles
The tooth tip angle that the dentalation of formation is squeezed on material is bigger, since hobbing machine front adds tooth and facewidth increasing, so that in aluminium profiles
The tooth tip width that the dentalation of formation is squeezed on material is smaller.During gear hobbing, aluminium is first broken by positive gear hobbing, with rear side
Gear hobbing deeper squeezes aluminium, and the aluminium between two sides adjacent gear hobbings becomes under the action of extruding force
Shape, deformation direction sidewinder tooth tooth root direction for unobstructed hobbing machine, that is, correspond to the heat insulating strip of heat insulated shape bar of aluminum alloy
The tooth tip direction of the dentalation of notch, so that the tooth form at the heat insulating strip notch for the heat insulated shape bar of aluminum alloy being squeezed out is completeer
Whole, tooth tip width is smaller, and tooth tip is sharper, it is easier to which aluminum profile heat dam notch tooth tip is pierced into insulated rubber strip, tight with insulated rubber strip
Close occlusion, to promote the mechanical property of heat insulated shape bar of aluminum alloy.
At present due to hobbing machine design limitation in industry, after gear hobbing, the tooth tip width of profile heat insulating strip notch dentalation
Generally higher than 0.30mm.After assembling heat insulating strip, since notch tooth tip is not sharp, cause notch dentalation to the occlusion energy of heat insulating strip
Power is not strong, and in single branch " O " type heat insulating strip assembling process, in order to promote mechanical property as far as possible, when assembly need to increase roll pan
The rolling power (more than 500Kg power) of application simultaneously rolls repeatedly, and the aluminum profile rolled out is caused to there is the phenomenon that " closing in " deformation.
Even so, mechanical property is still not ideal enough.The utility model optimizes the structure of hobbing machine, and hobbing machine is in rolling aluminum profile
When notch tooth punching, pre- tooth punching is first carried out, and further opens up widen deeply on this basis, so that being rolled on aluminum profile heat insulating strip notch
The tooth tip width of dentalation out is reduced to 0.05mm, and assembly pit mouth dentalation significantly increases the occlusal ability of heat insulating strip
By force, so that the mechanical property of " O " type heat insulating strip heat insulated shape bar of aluminum alloy is met standard requirements, be an important breakthrough in industry.
Meanwhile the rolling power (350-500Kg power) of assembling process roll pan can be suitably reduced, without rolling repeatedly, guaranteeing its power
While performance is up to standard, the generation of " closing in " phenomenon, and improving production efficiency can avoid.
It is wanted in conclusion the hobbing machine of the utility model makes " O " type heat insulated shape bar of aluminum alloy reach standard after gear hobbing
The mechanical property asked can satisfy requirement, and alternative " I " type heat insulating strip heat insulated shape bar of aluminum alloy, to reach saving
Cost improves the purpose of production efficiency, more meets the market requirement, and is conducive to commercial introduction use.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the appearance diagram of the hobbing machine for producing heat-insulation aluminum section of the utility model；
Fig. 2 is the cross section view for the hobbing machine that the utility model is used to produce heat-insulation aluminum section；
Fig. 3 is the positive gear hobbing for the hobbing machine that the utility model is used to produce heat-insulation aluminum section and the enlarged drawing for sidewindering tooth；
Fig. 4 is the front view of the hobbing machine for producing heat-insulation aluminum section of the utility model；
Fig. 5 is the side view of the hobbing machine for producing heat-insulation aluminum section of the utility model；
Fig. 6 is the utility model for producing the hobbing machine tooth punching effect diagram of heat-insulation aluminum section.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Type embodiment, is clearly and completely described the technical solution of the utility model, it is clear that described embodiment is this reality
With novel a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work belongs to the model of the utility model protection
It encloses.It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can be mutually any
Combination.
It will be explained in detail by way of specific embodiment below and provided by the utility model be used to produce heat-insulation aluminum section
Hobbing machine.
It is a kind of for producing the hobbing machine of heat-insulation aluminum section as shown in Fig. 1~5, circumferentially EDS maps n positive gear hobbings 20；
Positive 20 two sides of gear hobbing are respectively set m first and sidewinder tooth 30 and p second side gear hobbing 40.
First, which sidewinders tooth 30, is located at two end faces of hobbing machine with second side gear hobbing 40, and centered on Gear axis
Radially it is distributed.
First, which sidewinders tooth 30, tilts in the position close to positive gear hobbing 20 to positive gear hobbing 20, tilt angle α.Second side gear hobbing
40 tilt in the position close to positive gear hobbing 20 to positive gear hobbing 20, tilt angle β.
First tooth root for sidewindering the tooth root of tooth 30, the tooth root of second side gear hobbing 40 and positive gear hobbing 20 communicates；First sidewinders tooth
30 tooth top, the tooth top of second side gear hobbing 40 are connected with the tooth top of positive gear hobbing 20.
First sidewinder tooth 30 inclination angle alpha it is equal with the inclination angle beta of second side gear hobbing 40.
First sidewinders tooth 30 and second side gear hobbing 40 is radially evenly distributed with centered on Gear axis, and described first sidewinders tooth
30 and second side gear hobbing 40 be symmetrical arranged.
Wherein, n=m=p=220~235.It can be selected that n=220,225,227,228,230,232,234 or 235.
Preferably, n=m=p, the dentalation rolled out on aluminum profile with this condition is more beautiful, and in aluminium
The dentalation that the heat-insulated notch two sides of profile roll out is symmetrical, and tooth tip is opposite with tooth tip, is more advantageous to occlusion adhesive tape.Most preferably, n
=m=p=230, current existing hobbing machine are equipped with gear hobbing 240, and the number of teeth is reduced by 10 teeth by the utility model, is changed into 230
Tooth, the number of teeth are reduced, so that the angle after in hobbing process between tooth and nipper increases, so that the obtuse angle that the tooth tip of each tooth is formed
Angle is bigger, thus hobbing machine extrusion aluminum-type material squeezed on aluminum profile the dentalation of formation tooth tip angle it is bigger, due to
Hobbing machine front adds tooth and the facewidth increases, so that the tooth tip width for squeezing the dentalation of formation on aluminum profile is smaller.It is easier to
It is pierced into insulated rubber strip in the gear hobbing of aluminum profile, is closely engaged with insulated rubber strip, to promote the mechanical property of adhesive tape.
The gear hobbing of positive gear hobbing 20 is straight-tooth and is uniformly distributed along hobbing machine periphery；The gear hobbing tooth form of positive gear hobbing 20 is along diameter
The pointed tooth of triangular prism shape swelled to direction, and first sidewinder tooth 30 and second side gear hobbing 40 tooth form be and positive 20 phase of gear hobbing
Company and the angled pointed tooth of triangular prism shape.
Positive gear hobbing 20, first sidewinder tooth 30, second side gear hobbing 40 tooth tip it is of same size, the tooth of positive gear hobbing 20 is a height of
C, first sidewinders a height of b of tooth of tooth 30, a height of d of the tooth of second side gear hobbing 40；Positive 20 facewidth of gear hobbing is a.
Such as Fig. 3, a height of c of tooth of positive gear hobbing 20, wherein c=0.80~1.20mm.For example, in the actual operation process, it can
To select c=0.80mm, 0.90mm, 1.00mm, 1.10mm, 1.20mm.
Preferably, c=b=d, in this way setting can make hobbing machine bilateral symmetry in structure, during gear hobbing, the
The extruding force of same size is born in side gear hobbing and second side gear hobbing, and transverse pressure is made to offset each other, and is increased hobbing machine and is used
Service life.Meanwhile the tooth-shape structure rolled out on aluminum profile heat dam can be made symmetrical, more evenly to the bite force of heat insulating strip, mention
The quality of high heat-insulation aluminum section.
Positive 20 facewidth a=2.8~3.5 millimeter of gear hobbing, hobbing machine thickness H=5~8mm, first sidewinders the inclination angle alpha of tooth
Inclination angle beta with second side gear hobbing is 15~30 degree, it is preferable that α=β=20 degree.The facewidth a of positive gear hobbing 20 is greater than aluminum profile
The width of heat dam notch, and due to positive gear hobbing be straight-tooth, during rolling tooth punching, positive gear hobbing first with aluminum profile every
The contact of heat channel mouth two sides aluminium, and power straight down is applied to notch aluminium, notch aluminium is broken, forms pre- tooth punching, in advance
During tooth punching, aluminum profile notch bear it is smaller to the pressure on both sides, meanwhile, because of the effect of pre- tooth punching, two sides gear hobbing is to aluminium
When the further tooth punching of profile notch, the extruding force to aluminum profile notch to both sides can be largely reduced, reduces profile
Deformation.Especially set out, the utility model relates to hobbing machines compared to the hobbing machine in currently available technology, have broader front
Profile, i.e., the width of positive gear hobbing part are directly pressed when easily leading to positive gear hobbing 20 rolling if frontal outline size is lower than 2.30mm
To aluminum profile pocket bottom, the problems such as deformation so as to cause aluminum profile, therefore frontage dimension is set as 2.80-3.50mm.For example,
In actual mechanical process, can choose width a=2.80mm, 3.00mm of the positive gear hobbing 20 of hobbing machine, 3.20mm, 3.40mm,
3.50mm。
To keep the tooth-shape structure of the heat-insulated notch of aluminum profile after gear hobbing more attractive, n positive gear hobbings 20 are along gear hobbing in the present embodiment
Wheel periphery is uniformly distributed.
As described above, as shown in figure 3, sidewinder tooth 30 and second side gear hobbing 40 and be provided with inclination alpha and β due to first, first
It sidewinders tooth 30 to extend from hobbing machine end face to positive 20 direction of gear hobbing and connect with positive gear hobbing 20, second side gear hobbing 40 is from hobbing machine
Other end extends to positive 20 direction of gear hobbing and connect with positive gear hobbing 20, and first sidewinders tooth 30 and second side gear hobbing 40 and positive rolling
The connection of tooth 20 forms beloid zigzag shape profile.With this condition, first sidewinder tooth 30, second side gear hobbing 40 from positive rolling
20 junction of tooth extends outwardly and gradually widens.When notch of the hobbing machine to aluminum profile rolls, first sidewinders tooth and
Two, which sidewinder tooth, is continuously applied shearing and extruding at the pre- tooth punching of positive gear hobbing, effectively enhances tooth punching effect, tooth punching is deeper, and tooth form is completeer
Whole, tooth tip is smaller.As shown in fig. 6, forming dentalation, the tooth tip of dentalation in aluminum profile heat insulating strip notch after gear hobbing
Width be f, as seen from the figure, tooth punching is deeper, and tooth form is more complete, and the tooth tip width f of dentalation is smaller, described in the utility model
Hobbing machine can achieve 0.05~0.10mm in the tooth tip width f for the dentalation that aluminum profile upper rolling tooth is formed.
Hobbing machine tooth top diameter of a circle is 75-85mm.For example, in the actual operation process, it can be selected that hobbing machine tooth top
Diameter of a circle is 75mm, 77mm, 79mm, 80mm, 82mm, 84mm or 85mm.
To increase hobbing machine intensity, boss can be set on hobbing machine, boss height z, z=0~5.00mm are practical
In operation, 1.00mm, 2.00mm, 3.00mm, 4.00mm, 5.00mm can choose.
It should be noted that the first of the utility model sidewinders tooth 30, second side gear hobbing 40 is symmetrically disposed on hobbing machine two
Side, first sidewinders and blocks between tooth 30 and second side gear hobbing 40, cannot show in the same figure.
Herein, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, from
And make the article for including a series of elements or equipment not only includes those elements, but also its including being not explicitly listed
His element, or further include for this article or the intrinsic element of equipment.In the absence of more restrictions, by language
The element that sentence " including ... " limits, it is not excluded that identical wanted in the article or equipment for including element there is also other
Element.
Above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, reference only to preferred embodiment pair
The utility model is described in detail.Those skilled in the art should understand that can be to the technology of the utility model
Scheme is modified or replaced equivalently, and without departing from the spirit and scope of the technical scheme of the present invention, should all be covered at this
In the scope of the claims of utility model.
Claims (6)
1. a kind of for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that along the hobbing machine circumference EDS maps n positive rollings
Tooth (20)；Positive gear hobbing (20) two sides are respectively set m first and sidewinder tooth (30) and p second side gear hobbing (40)；
Described first, which sidewinders tooth (30), is located at two end faces of hobbing machine with second side gear hobbing (40), and with gear shaft
It is radially distributed centered on line；
Described first, which sidewinders tooth (30), tilts in the position close to the positive gear hobbing (20) to the positive gear hobbing (20), tilt angle
For α；Second side gear hobbing (40) tilts in the position close to the positive gear hobbing (20) to the positive gear hobbing (20), tilt angle
For β.
2. as described in claim 1 for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that described first sidewinders tooth
(30) the tooth root of tooth root, second side gear hobbing (40) and the tooth root of the positive gear hobbing (20) communicates；First sidewinders tooth (30)
Tooth top, second side gear hobbing (40) tooth top be connected with the tooth top of the positive gear hobbing (20).
3. as described in claim 2 for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that described first sidewinders tooth
(30) inclination angle alpha is equal to the inclination angle beta of second side gear hobbing (40).
4. as described in claim 3 for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that described first sidewinders tooth
(30) radially uniformly distributed centered on Gear axis with second side gear hobbing (40), and described first sidewinders tooth (30) and institute
Second side gear hobbing (40) are stated to be symmetrical arranged.
5. as described in claim 1 for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that
The n positive gear hobbings (20) are uniformly distributed along hobbing machine periphery；The gear hobbing of the positive gear hobbing (20) is straight-tooth；It is described just
The gear hobbing tooth form of gear hobbing (20) is the pointed tooth of triangular prism shape radially swelled, a height of c of tooth of the positive gear hobbing (20), institute
State positive gear hobbing (20) facewidth a；Described first sidewinder tooth (30) and second side gear hobbing (40) tooth form be and the positive gear hobbing
(20) the connected and angled pointed tooth of triangular prism shape, described first sidewinders a height of b of tooth of tooth (30), and described second sidewinders
The a height of d of tooth of tooth (40)；Hobbing machine is with a thickness of H；
Wherein, b=c=d=0.8~1.2mm；
The hobbing machine tooth top diameter of a circle is 75-85mm；
The positive gear hobbing of hobbing machine (20), described first sidewinders tooth (30), the number of teeth n=m=p=of second side gear hobbing (40)
220~235；
Wherein, facewidth a=2.8~3.5mm of the positive gear hobbing (20), hobbing machine thickness H=5~8mm；
Described first inclination angle beta for sidewindering the inclination angle alpha of tooth (30) and second side gear hobbing is 15~30 degree.
6. as described in claim 1 for producing the hobbing machine of heat-insulation aluminum section, which is characterized in that be arranged on the hobbing machine
There are boss, boss height z, z=0~5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821820603.6U CN209424613U (en) | 2018-11-06 | 2018-11-06 | It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821820603.6U CN209424613U (en) | 2018-11-06 | 2018-11-06 | It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section |
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| Publication Number | Publication Date |
|---|---|
| CN209424613U true CN209424613U (en) | 2019-09-24 |
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ID=67967209
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| CN201821820603.6U Active CN209424613U (en) | 2018-11-06 | 2018-11-06 | It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365888A (en) * | 2018-11-06 | 2019-02-22 | 广东坚美铝型材厂（集团）有限公司 | It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section |
-
2018
- 2018-11-06 CN CN201821820603.6U patent/CN209424613U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365888A (en) * | 2018-11-06 | 2019-02-22 | 广东坚美铝型材厂（集团）有限公司 | It is a kind of for producing the hobbing machine equipment of heat-insulation aluminum section |
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