CN208408099U - A kind of bushing forming frock - Google Patents
A kind of bushing forming frock Download PDFInfo
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- CN208408099U CN208408099U CN201821019615.9U CN201821019615U CN208408099U CN 208408099 U CN208408099 U CN 208408099U CN 201821019615 U CN201821019615 U CN 201821019615U CN 208408099 U CN208408099 U CN 208408099U
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- cutter
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- molding cutter
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Abstract
The utility model discloses a kind of bushing forming frocks, including elder generation, the one-pass molding tooling and out of roundness tooling being mounted on wallboard afterwards, the out of roundness tooling is located at the outside of one-pass molding tooling, the one-pass molding tooling includes feedboard, molding cutter guide plate and molding cutter, the feedboard is identical as molding cutter guide plate thickness, before after installation, it is concordant afterwards, the molding cutter is set between molding cutter guide plate, the out of roundness tooling includes squeezing connecting rod, squeeze cam bit, proper circle forming cutter, proper circle forming cutter guide plate, the extruding connecting rod is connected through a screw thread with cam bit is squeezed, the proper circle forming cutter guide plate, which is mounted on, to be squeezed on the inside of cam bit, the proper circle forming cutter is set between proper circle forming cutter guide plate, structure is simple, it is easy to use, it can effectively ensure the out of roundness of processed bushing, meet bushing requirement.
Description
Technical field
The utility model belongs to bushing processing technique field, and in particular to a kind of bushing forming frock.
Background technique
Automotive plastic parts are prone to wear in fixation procedure, are increased metal lining and are mainly increased fixed function, extend automobile
The service life of plastic part.Bushing needs to be embedded in plastic part in use, and insertion force crosses conference worn plastic part, insertion
Power is too small easy to fall off, so wanting the outer diameter tolerance and out of roundness of strict control bushing.Currently, first will in the forming process of bushing
Metal steel strap coiling and molding, cutter and center bar gap are too big in forming process, and out of roundness is too poor, cutter and center bar gap
When too small, metal steel strap is extruded scar by cutter.
Utility model content
In order to overcome above-mentioned technical problem existing for prior art, the purpose of the utility model is to provide one kind
Bushing forming frock, structure is simple, easy to use, can effectively ensure the out of roundness of processed bushing, meet bushing requirement.
A kind of bushing forming frock provided by the utility model, including the one-pass molding tooling being mounted on wallboard one after another
With out of roundness tooling, the out of roundness tooling is located at the outside of one-pass molding tooling, the one-pass molding tooling include feedboard,
Molding cutter guide plate and molding cutter, the feedboard is identical as molding cutter guide plate thickness, forward and backward concordant after installation, described
Molding cutter is set between molding cutter guide plate, and the out of roundness tooling includes squeezing connecting rod, squeezing cam bit, proper circle molding
Knife, proper circle forming cutter guide plate, the extruding connecting rod are connected through a screw thread with cam bit is squeezed, the proper circle forming cutter guide plate installation
It is squeezing on the inside of cam bit, the proper circle forming cutter is set between proper circle forming cutter guide plate.
It is equipped with pin on rear side of the proper circle forming cutter guide plate, is correspondingly provided with pin hole, the pin on the molding cutter guide plate
Column is no less than 2, and is set on same straight line.
The molding cutter guide plate is equipped with 5 pieces, and 5 formation of lots cutter guide plates are fan-shaped, and 5 formation of lots cutter guide plates are surrounded by
Circle, there are gaps between adjacent molding cutter guide plate, form molding cutter and run channel.
The molding cutter is equipped with 4,4 molding cutter around being centrally formed circular hole.
The molding cutter includes molding cutter A, molding cutter B, molding cutter C, molding cutter D, the molding cutter A
Setting up and down with molding cutter C, indent semicircular in shape among molding cutter A terminal surface, molding cutter B, C, D terminal surface is in
Arc-shaped, the centre of the arc-shaped terminal surface of molding cutter C is equipped with v-depression.
The extruding cam bit is circular ring shape, and inside is equipped with semi-circular recesses.
The proper circle forming cutter guide plate is identical as the quantity of proper circle forming cutter, the proper circle forming cutter be set to adjacent proper circle at
In gap between type knife guide plate, proper circle forming cutter one end is equipped with arc groove, and the other end is equipped with arc convex.Set proper circle at
After type knife compresses, arc groove is combined into circular hole.
Forming frock cam bit and out of roundness tooling cam bit are also equipped on the wallboard.
A kind of bushing forming frock provided by the utility model, the beneficial effect is that, equipped with one-pass molding tooling and very
Circularity tooling, bushing are pushed out to out of roundness tooling, again extrusion forming, both protected after one-pass molding tooling carries out one-pass molding
Outer diameter tolerance is demonstrate,proved, it is ensured that out of roundness avoids impression scratch, meets bushing requirement.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model one embodiment；
Fig. 2 is one-pass molding tool structure schematic diagram；
Fig. 3 is out of roundness tool structure schematic diagram.
It is marked in figure:
1. wallboard；2. out of roundness tooling cam bit；3. squeezing connecting rod；4. squeezing cam bit；5. forming frock cam bit；6.
Molding cutter guide plate；7. molding cutter A；8. feedboard；9. molding cutter B；10. molding cutter C；11. molding cutter D；12. true
Circle forming cutter guide plate；13. proper circle forming cutter.
Specific embodiment
With reference to the accompanying drawings, detailed to a kind of bushing forming frock progress provided by the utility model in conjunction with one embodiment
Thin explanation.
Embodiment
- Fig. 3 referring to Fig.1, a kind of bushing forming frock of the present embodiment, including be mounted on one after another on wallboard 1 it is primary at
Type tooling and out of roundness tooling, the out of roundness tooling are located at the outside of one-pass molding tooling, and the one-pass molding tooling includes
Feedboard 8, molding cutter guide plate 6 and molding cutter, the feedboard 8 is identical as molding cutter guide plate thickness, forward and backward after installation
Concordantly, the molding cutter is set between molding cutter guide plate 6, and the out of roundness tooling includes squeezing connecting rod 3, squeezing cam bit
4, proper circle forming cutter 13, proper circle forming cutter guide plate 12, the extruding connecting rod 3 are connected through a screw thread with cam bit 4 is squeezed, described true
Circle forming cutter guide plate 12, which is mounted on, squeezes 4 inside of cam bit, and the proper circle forming cutter 13 is set between proper circle forming cutter guide plate 12.
It is equipped with pin on rear side of the proper circle forming cutter guide plate 12, is correspondingly provided with pin hole on the molding cutter guide plate 6, it is described
Pin is no less than 2, and is set on same straight line.
The molding cutter guide plate 6 is equipped with 5 pieces, and 5 formation of lots cutter guide plates are fan-shaped, and 5 formation of lots cutter guide plates surround
At circle, there are gaps between adjacent molding cutter guide plate, form molding cutter and run channel.
The molding cutter is equipped with 4,4 molding cutter around being centrally formed circular hole.
The molding cutter includes molding cutter A7, molding cutter B9, molding cutter C10, molding cutter D11, it is described at
Type cutter A7 and molding cutter C10 are setting up and down, indent semicircular in shape among molding cutter A7 terminal surface, the molding cutter
B9, C10, D11 terminal surface are arc-shaped, and the centre of the arc-shaped terminal surface of molding cutter C10 is equipped with v-depression.
The extruding cam bit 4 is circular ring shape, and inside is equipped with semi-circular recesses.
The proper circle forming cutter guide plate 12 is equipped with 4 pieces, and proper circle forming cutter 13 is equipped with 4, and the proper circle forming cutter 13 is set
In gap between adjacent proper circle forming cutter guide plate 12,13 one end of proper circle forming cutter is equipped with arc groove, and the other end is equipped with arc
Shape protrusion.After set 4 compress proper circle forming cutter 13, arc groove is combined into circular hole.
Forming frock cam bit 5 and out of roundness tooling cam bit 2 are also equipped on the wallboard 1.
When work, after feedboard feeding in place, molding cutter A7 steel strip cutting simultaneously continues to depress to semicircle steel band, molding
Cutter B9, molding cutter D11 corresponding circular arc out upward simultaneously, the end molding cutter C10 are closed up, upward two end
At circular arc, the bushing of machine-shaping is pushed outwardly by bushing shape machine-shaping, is reached in out of roundness tooling, and the company of extruding is passed through
Bar 3 drives extruding cam bit 4 that 4 proper circle forming cutters is allowed inwardly to squeeze bushing simultaneously, completes out of roundness and processes.
Claims (9)
1. a kind of bushing forming frock, it is characterised in that: including the one-pass molding tooling being mounted on wallboard one after another and out of roundness
Tooling, the out of roundness tooling are located at the outside of one-pass molding tooling, and the one-pass molding tooling includes feedboard, molding cutter
Guide plate and molding cutter, the feedboard is identical as molding cutter guide plate thickness, forward and backward concordant after installation, the molding cutter
Between molding cutter guide plate, the out of roundness tooling include squeeze connecting rod, squeeze cam bit, proper circle forming cutter, proper circle at
Type knife guide plate, the extruding connecting rod are connected through a screw thread with cam bit is squeezed, and it is convex that the proper circle forming cutter guide plate is mounted on extruding
It takes turns on the inside of piece, the proper circle forming cutter is set between proper circle forming cutter guide plate.
2. a kind of bushing forming frock according to claim 1, it is characterised in that: set on rear side of the proper circle forming cutter guide plate
There is pin, is correspondingly provided with pin hole on the molding cutter guide plate.
3. a kind of bushing forming frock according to claim 2, it is characterised in that: the pin is no less than 2, and is set to
On same straight line.
4. a kind of bushing forming frock according to claim 1, it is characterised in that: the molding cutter guide plate is equipped with 5 pieces,
5 formation of lots cutter guide plates are fan-shaped, and 5 formation of lots cutter guide plates are surrounded by circle, and there are skies between adjacent molding cutter guide plate
Gap forms molding cutter and runs channel.
5. a kind of bushing forming frock according to claim 1, it is characterised in that: the molding cutter is equipped with 4,4
Molding cutter surrounds and is centrally formed circular hole.
6. a kind of bushing forming frock according to claim 3, it is characterised in that: the molding cutter includes molding cutter
A, molding cutter B, molding cutter C, molding cutter D, the molding cutter A and molding cutter C are setting up and down, the end molding cutter A
Indent semicircular in shape among end face, molding cutter B, C, D terminal surface are arc-shaped, the arc-shaped terminal surface of molding cutter C
Centre is equipped with v-depression.
7. a kind of bushing forming frock according to claim 1, it is characterised in that: the extruding cam bit is circular ring shape,
Inside is equipped with semi-circular recesses.
8. a kind of bushing forming frock according to claim 1, it is characterised in that: the proper circle forming cutter guide plate and proper circle
The quantity of forming cutter is identical, and the proper circle forming cutter is set in the gap between adjacent proper circle forming cutter guide plate, proper circle forming cutter
One end is equipped with arc groove, and the other end is equipped with arc convex.
9. a kind of bushing forming frock according to claim 1, it is characterised in that: be also equipped with molding work on the wallboard
Fill cam bit and out of roundness tooling cam bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019615.9U CN208408099U (en) | 2018-06-29 | 2018-06-29 | A kind of bushing forming frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019615.9U CN208408099U (en) | 2018-06-29 | 2018-06-29 | A kind of bushing forming frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208408099U true CN208408099U (en) | 2019-01-22 |
Family
ID=65106557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821019615.9U Active CN208408099U (en) | 2018-06-29 | 2018-06-29 | A kind of bushing forming frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208408099U (en) |
-
2018
- 2018-06-29 CN CN201821019615.9U patent/CN208408099U/en active Active
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