CN207076834U - A kind of special tooling of the spinning process of two-stage type plate belt pulley - Google Patents
A kind of special tooling of the spinning process of two-stage type plate belt pulley Download PDFInfo
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- CN207076834U CN207076834U CN201720931980.6U CN201720931980U CN207076834U CN 207076834 U CN207076834 U CN 207076834U CN 201720931980 U CN201720931980 U CN 201720931980U CN 207076834 U CN207076834 U CN 207076834U
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Abstract
A kind of special tooling of the spinning process of two-stage type plate belt pulley, the core fixture formed including upper core, lower core, upper core is connected with being assemblied in the terminal pad of main shaft on spinning machine, lower core is connected with being assemblied in the terminal pad of spinning machine lower main axis, and first and second preforming spinning roller, pre-profiling spinning roller, finishing spinning roller are correspondingly loaded on respective spinning roller axle；The first preforming spinning roller is rolling wheel, and top is fluted, and groove shapes are parabola, bottom is fluted；Second preforming spinning roller bottom is fluted, and the depth of groove is more than the depth of the first preforming spinning roller further groove；Pre-profiling spinning roller bottom is fluted；Finishing spinning roller bottom is fluted, and the depth of groove is more than the depth of the groove of pre-profiling spinning roller.The utility model solves the shapeless problem of groove profile of same diameter two-stage type plate spinning belt pulley, and both effectively prevent intermediate ledge position has interlayer, and overcoming intermediate ledge position again and corresponding to inwall has the problem of depression, realizes stable spinning production.
Description
Technical field
A kind of production technology of automobile engine inner panel belt pulley is the utility model is related to, particularly with two groups of grooves of diameter
The production technology of the plate spinning belt pulley of type and the shaping spinning roller for the technique.
Background technology
At present, the plate spinning belt pulley of automobile engine is mainly driven using one group of groove profile, using two groups of groove profiles
Carry out it is different around to belt pulley realize that but casting belt wheel weight is big, rotation using conventional cast and mechanical processing technique mostly
Inertia is big, batch production cost is high, is to hinder automobile to realize light-weighted major reason.The weight of plate spinning belt pulley is general
Only the 1/2 of casting belt wheel steel, plate spinning belt pulley is widely used in automobile at present to reduce complete vehicle weight, this is also
The general trend of development of automobile.Belt pulley spinning is mainly a kind of ELEMENTARY INTRODUCTION TO NON mode, is being made with existing flow forming and molding process
Make easily to occur during rotary press modelling with diameter two-stage type plate belt pulley that groove profile is shapeless, there is folder intermediate ledge position
Layer, intermediate ledge position correspond to inwall has the defects of depression to cause to fail, especially more than slot number, at home still without success in fact
Now with the precedent of diameter two-stage type plate spinning belt pulley production.
The content of the invention
In order to overcome the above-mentioned deficiency of prior art, the utility model provide one kind solve the shapeless problem of groove profile, in
Between protruding parts have lamination problem, the special tooling of the spinning process of the two-stage type plate belt pulley of product quality is effectively ensured.
The utility model solves the core folder that technical scheme includes upper core, lower core is formed used by its technical problem
Tool, upper core are connected with being assemblied in the terminal pad of main shaft on spinning machine, lower core and the company for being assemblied in spinning machine lower main axis
Disk connection is connect, the first preforming spinning roller, the second preforming spinning roller, pre-profiling spinning roller, finishing spinning roller are correspondingly loaded on respective spinning roller
On axle；The first described preforming spinning roller is rolling wheel, and the first preforming spinning roller top is fluted, and bottom is fluted；Second in advance into
Type spinning roller is flat wheel, and its underpart is fluted, and the depth of groove is more than the depth of the first preforming spinning roller further groove；Pre-profiling spinning roller
Bottom is fluted, and depth of groove is more than the depth of the second preforming spinning roller further groove；Finishing spinning roller bottom is fluted, finishing spinning roller
Groove depth be more than pre-profiling spinning roller groove depth.
First preforming spinning roller top described in the utility model is fluted to be shaped as parabolic type.
The groove of the first preforming spinning roller of the utility model, the groove of the second preforming spinning roller, pre-profiling spinning roller groove,
The height and position of the groove of finishing spinning roller is identical.
The depth of groove on the utility model finishing spinning roller is corresponding with the groove profile height that product finally requires.
The utility model uses four work step rotary press modellings, needs position so that material is flow to, reduces each quantity of formed, keeping away
Exempt from drastically to deform and ftracture, and most critical is that first three step.Subtract for same diameter two-stage type plate belt pulley top plate
It is thin, storage material is few, 1. work step uses convolution, add parabolic shape groove on briquetting roller top, its effect is to promote bottom
Material is to the appropriate material of upper flow, to ensure that several tooth forms have enough material stocks above, avoid top tooth from can not form
Shape may；Add groove in briquetting roller bottom, its effect is storage material appropriate amount of material in advance, avoids causing protruding parts both sides
Two adjacent teeth are shapeless because lacking material, while avoid intermediate ledge position from having interlayer and its corresponding inwall to have depression.Work step is 2.
Using flat rotation, add groove in briquetting roller bottom, its depth is more than the depth of work step 1. spinning roller corresponding position, and its effect is to continue with
Storage material appropriate amount of material, two teeth for avoiding causing protruding parts both sides adjacent are shapeless because lacking material, while avoid middle convex
Go out that there is an interlayer at position and its corresponding inwall has a depression, when the transition that is more relaxed using relative standard's groove profile, groove profile is just had shape
Shape.3. work step uses just rotation, add groove in briquetting roller bottom, and its depth is more than the depth of work step 2. spinning roller corresponding position, it
Effect is to continue with storage material appropriate amount of material, and two teeth for avoiding causing protruding parts both sides adjacent are shapeless because lacking material, simultaneously
Intermediate ledge position is avoided to have interlayer and its corresponding inwall to have depression, 4. essence rotation makes groove profile be all on board to last work step.
The beneficial effects of the utility model are that the groove profile for solving same diameter two-stage type plate spinning belt pulley shapeless is asked
Topic, both effectively prevent intermediate ledge position has interlayer, and overcoming intermediate ledge position again and corresponding to inwall has the problem of depression；It is real
Stable spinning production is showed, there is provided qualified same diameter two-stage type plate spinning belt pulley.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and detailed description.
Fig. 1 is the product produced with the utility model.
Fig. 2 is rotary press modelling work step 1. frock operating diagram used.
Fig. 3 is rotary press modelling work step 1. tool structure schematic diagram used.
Fig. 4 is rotary press modelling work step 2. frock operating diagram used.
Fig. 5 is the tool structure schematic diagram used of rotary press modelling work step 2..
Fig. 6 is the frock operating diagram used of rotary press modelling work step 3..
Fig. 7 is the tool structure schematic diagram used of rotary press modelling work step 3..
Fig. 8 is the frock operating diagram used of rotary press modelling work step 4..
Fig. 9 is the tool structure schematic diagram used of rotary press modelling work step 4..
Embodiment
As shown in figure 1,1 is required plate spinning belt pulley, groove profile, product is revolving meber, and top is the more wedges of 10 grooves
Formula, the groove multi-wedge type fan pulley of bottom 5, external diameter φ 181mm.
As shown in Figure 2 and Figure 3, upper core 2, lower core 3 form core fixture, and upper core 2 is main with being assemblied on spinning machine
The terminal pad 5 of axle is connected, and lower core 3 is connected with being assemblied in the terminal pad 4 of spinning machine lower main axis, and the first preforming spinning roller 4 ' is right
It should be loaded on spinning roller axle；1 ' is the shape of plate mother metal before spinning, and loaded in core fixture, 2 ' be 1. rotary press modelling work step is molded
Shape afterwards, 3 ' be the intermediate ledge position 1. work step is molded after, and 4 ' be the first preforming spinning roller, and 5 ' be the first preforming spinning roller
Top parabolic shape groove, 6 ' be the lower recess of the first preforming spinning roller.First preforming spinning roller 4 ' is at work
Horizontal movement, by parabolic shape groove and lower recess outwardly convex of the mother metal along preforming spinning roller top.In the process
Material flowing is extremely violent, because equipment precision, anisotropy of raw material etc. can caused by material flowing distribution occur uneven, no
It symmetrical pressure, will increase spinning roller skew, cause sub-material skew aggravation.First preforming spinning roller 4 ' is rolling wheel, and its top has
Parabolic shape groove 5 ', by controlling material flow direction and amount of flow to parabolic shape groove 5 ', make its Uniform Flow, with
Ensure that the several tooth corresponding positions in top there are enough material stocks to supply follow-up work step spinning, while lower recess 6 ' lays in appropriate material
Material, avoid occurring the situation that there is interlayer intermediate ledge position and its corresponding inwall has depression in spinning process.
As shown in Figure 4, Figure 5, upper core 2, lower core 3 form core fixture, and upper core 2 is main with being assemblied on spinning machine
The terminal pad 5 of axle is connected, and lower core 3 is connected with being assemblied in the terminal pad 4 of spinning machine lower main axis, and the second preforming spinning roller 9 ' is right
It should be loaded on spinning roller axle.2 ' be rotary press modelling work step 1. after spinning, rotary press modelling work step 2. before spinning plate shape, 7 ' be work
The shape after being 2. molded is walked, 8 ' be the intermediate ledge position 2. work step is molded after, and 10 ' be recessed on the second preforming spinning roller 9 '
Groove.More than work step, 1. spinning roller corresponding position depth, the depth of groove need its depth of groove 10 ' on second preforming spinning roller 9 '
Accurate control.If the depth of groove 10 ' is too deep, material stock is more, in the two neighboring tooth corresponding position material in intermediate ledge position
It can reduce, follow-up work step spinning can be caused, which to lack material, causes tooth form shapeless, while intermediate ledge position corresponds to inwall and occurred
Depression；If the depth of groove 10 ' is excessively shallow, intermediate ledge position material can cause middle convex with the second preforming excessive contact of spinning roller 9 '
Going out position has interlayer.Therefore the depth of the groove 10 ' on the second preforming spinning roller 9 ' is more important, mainly controls intermediate ledge
The material of position is laid in right amount.
As shown in Figure 6, Figure 7, upper core 2, lower core 3 form core fixture, and upper core 2 is main with being assemblied on spinning machine
The terminal pad 5 of axle is connected, and lower core 3 is connected with being assemblied in the terminal pad 4 of spinning machine lower main axis, and pre-profiling spinning roller 13 ' is corresponding
Loaded on spinning roller axle.7 ' be rotary press modelling work step 2. after spinning, rotary press modelling work step 3. before spinning plate shape, 11 ' be work
The shape after being 3. molded is walked, 12 ' be the intermediate ledge position 3. work step is molded after, and 14 ' be the groove on pre-profiling spinning roller 13 '.
More than work step, 2. spinning roller corresponding position depth, the depth of groove need accurate control to its depth of groove 14 ' on pre-profiling spinning roller 13 '
System.If the depth of groove 14 ' is too deep, material stock is more, and in intermediate ledge position, two neighboring tooth corresponding position material can subtract
Few, follow-up work step spinning can be caused, which to lack material, causes tooth form shapeless, while intermediate ledge position corresponds to inwall and depression occurs；If
The depth of groove 14 ' is excessively shallow, and intermediate ledge position material can cause intermediate ledge position to have folder with the excessive contact of pre-profiling spinning roller 13 '
Layer.Therefore the depth of the groove 14 ' on pre-profiling spinning roller 13 ' is more important, mainly further controls the material of intermediate ledge position
The appropriate deposit of material.
As shown in Figure 8, Figure 9, upper core 2, lower core 3 form core fixture, and upper core 2 is main with being assemblied on spinning machine
The terminal pad 5 of axle is connected, and lower core 3 is connected with being assemblied in the terminal pad 4 of spinning machine lower main axis, and finishing spinning roller 15 ' is corresponding to be filled
In on spinning roller axle.11 ' be rotary press modelling work step 3. after spinning, rotary press modelling work step 4. before spinning plate shape, 1 be work step 4.
Shape after shaping, it is the state finally shaped, 16 ' be the groove on finishing spinning roller 15 '.Groove on finishing spinning roller 15 '
16 ' its depth are more than work step 3. spinning roller corresponding position depth, corresponding with the height that product finally requires.The change of this work step material
Shape amount is smaller, mainly plays finishing function.
Claims (4)
- A kind of 1. special tooling of the spinning process of two-stage type plate belt pulley, it is characterised in that：Including upper core（2）, lower core Mould（3）The core fixture of composition, upper core（2）Terminal pad with being assemblied in main shaft on spinning machine（5）Connection, lower core（3） Terminal pad with being assemblied in spinning machine lower main axis（4）Connection, the first preforming spinning roller（4′）, the second preforming spinning roller（9′）、 Pre-profiling spinning roller（13′）, finishing spinning roller（15′）It is corresponding to be loaded on respective spinning roller axle；The first described preforming spinning roller（4′） For rolling wheel, the first preforming spinning roller（4′）Top is fluted（5′）, bottom is fluted（6′）；Second preforming spinning roller（9′）It is flat Wheel, its underpart are fluted（10′）, groove（10′）Depth be more than the first preforming spinning roller（4′）Further groove（6′）Depth；Just It is molded spinning roller（13′）Bottom is fluted（14′）, groove（14′）Depth is more than the second preforming spinning roller（9′）Further groove（10′）'s Depth；Finishing spinning roller（15′）Bottom is fluted（16′）, the groove of finishing spinning roller（16′）Depth be more than pre-profiling spinning roller （13′）Groove（14′）Depth.
- 2. the special tooling of the spinning process of two-stage type plate belt pulley according to claim 1, it is characterised in that：It is described First preforming spinning roller（4′）Top is fluted（5′）It is shaped as parabolic type.
- 3. the special tooling of the spinning process of two-stage type plate belt pulley according to claim 1, it is characterised in that：First Preforming spinning roller（4′）Groove（6′）, the second preforming spinning roller（9′）Groove（10′）, pre-profiling spinning roller（13′）Groove （14′）, finishing spinning roller（15′）Groove（16′）Height and position it is identical.
- 4. the special tooling of the spinning process of two-stage type plate belt pulley according to claim 1, it is characterised in that：Finishing Spinning roller（15′）On groove（16′）Depth and groove profile that product finally requires height it is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720931980.6U CN207076834U (en) | 2017-07-28 | 2017-07-28 | A kind of special tooling of the spinning process of two-stage type plate belt pulley |
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| CN201720931980.6U CN207076834U (en) | 2017-07-28 | 2017-07-28 | A kind of special tooling of the spinning process of two-stage type plate belt pulley |
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| CN207076834U true CN207076834U (en) | 2018-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213161A (en) * | 2017-07-28 | 2018-06-29 | 东风襄阳旋压技术有限公司 | The spinning process and the special tooling for the technique of two-stage type plate belt pulley |
-
2017
- 2017-07-28 CN CN201720931980.6U patent/CN207076834U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213161A (en) * | 2017-07-28 | 2018-06-29 | 东风襄阳旋压技术有限公司 | The spinning process and the special tooling for the technique of two-stage type plate belt pulley |
| CN108213161B (en) * | 2017-07-28 | 2024-01-26 | 东风襄阳旋压技术有限公司 | Spinning process of two-stage plate belt pulley and special tool for spinning process |
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