CN208357626U - A kind of cylinder expanding mould - Google Patents
A kind of cylinder expanding mould Download PDFInfo
- Publication number
- CN208357626U CN208357626U CN201821034132.6U CN201821034132U CN208357626U CN 208357626 U CN208357626 U CN 208357626U CN 201821034132 U CN201821034132 U CN 201821034132U CN 208357626 U CN208357626 U CN 208357626U
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- expanding
- block
- centrum
- mould
- expanding block
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Abstract
The utility model provides a kind of cylinder expanding mould, including upper die and lower die, upper mold includes the expanding block of circumference uniform distribution setting 6-12, the outside link block of expanding block, the outer sheath of module is equipped with to expanding blank, wearing plate is connected on the inside poppet surface of expanding block, is provided with centrum on the inside poppet surface of wearing plate, and centrum is along the expanding block axially upwards or while move down of expanding block to contract or outside expanding；Lower die includes lower template, and expanding block, module and the bottom end to expanding blank are adjacent to the upper end of lower template, and expanding block outside expanding while moving down centrum is expanded to desired size to expanding blank.The cylinder expanding mould of the utility model realizes cylinder expanding in such a way that centrum and expanding block are by wearing plate passing movement, it is directly replaced after wearing plate and guide sleeve abrasion, no replacement is required expanding block guarantees dimensional accuracy, and the replacement cost after reducing die wear is low.
Description
Technical field
The utility model relates to field of machining, particularly relate to a kind of cylinder expanding mould.
Background technique
Currently, existing cylinder expanding mould cone is in coniform, expanding block medial surface is in coniform, and mold is in expanding process
In, it is slided between cone and expanding block, contact surface is easy to wear, and the dimensional accuracy of expanding can be impacted after abrasion, replaces expanding block
It is at high cost.
Utility model content
The purpose of this utility model is to provide a kind of cylinder expanding moulds, for solving prior art middle cylinder body expanding mould mill
The problems such as replacement cost is high after damage.
To achieve the above object, the utility model the following technical schemes are provided:
A kind of cylinder expanding mould, comprising:
Upper mold, the upper mold include the expanding block of circumference uniform distribution setting 6-12, the outside link block of the expanding block, institute
The outer sheath for stating module is equipped with to expanding blank, connects wearing plate on the inside poppet surface of the expanding block, the wearing plate
Be provided with centrum on the poppet surface of inside, the centrum along the expanding block axially upwards or the expansion of move down while
Rise by block to contract or outside expanding；
Lower die, the lower die include lower template, and the expanding block, the module and the bottom end to expanding blank are adjacent to
The upper end of the lower template moves down the expanding block outside expanding while centrum, described to expand to expanding blank
To desired size.
Wherein, the upper mold further includes cope plate, the slide plate that cope plate lower end is arranged in, the slide plate bottom end is arranged in
Feather key in sliding slot, the feather key bottom end connection expanding block upper end, the feather key can radially sliding along the slide plate,
The upper end of the cope plate is arranged with pressing plate, and the pressing plate is attached across the centrum of the cope plate and the slide plate, the vertebra
Guide sleeve is provided between body and the slide plate, the centrum can move up along the guide sleeve.
Wherein, the periphery of the expanding block is equipped with spring groove, is provided with tension spring in the spring groove.
Wherein, the outer surface of the centrum has the 6-12 conical surface, the quantity of the quantity of the conical surface and the expanding block
It is corresponding.
Wherein, the periphery of the expanding block is provided with locating slot, and the inner surface of the module, which is provided with, may be stuck in institute
State the positioning protrusion in locating slot.
Wherein, the sliding slot of the slide plate bottom end is T junction flute.
Wherein, the upper end of the expanding block is equipped with and groove, the feather key are located in the groove.
The above-mentioned technical proposal of the utility model has the beneficial effect that:
In above scheme, the cylinder expanding mould of the utility model is passed through using the centrum with the expanding block described wear-resisting
The mode of plate passing movement realizes cylinder expanding, directly replaces after the wearing plate and guide sleeve abrasion, no replacement is required
The expanding block guarantees dimensional accuracy, and the replacement cost after reducing die wear is low.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the cylinder expanding mould of the utility model；
Fig. 2 is the cross-sectional view of the centrum of the cylinder expanding mould of the utility model；
Fig. 3 is the top view of the centrum of the cylinder expanding mould of the utility model；
Fig. 4 is the structural schematic diagram of the centrum of the cylinder expanding mould of the utility model；
Fig. 5 is the cross-sectional view of the expanding block of the cylinder expanding mould of the utility model；
Fig. 6 is the top view of the expanding block of the cylinder expanding mould of the utility model；
Fig. 7 is the structural schematic diagram of the expanding block of the cylinder expanding mould of the utility model.
Appended drawing reference:
1, lower template；2, module；3, tension spring；4, expanding block；5, cone；6, wearing plate；7, feather key；8, slide plate；9, guide sleeve；
10, cope plate；11, pressing plate；12, to expanding blank；13, sliding slot；14, spring groove；15, locating slot；16, raised；17, groove.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
The utility model problem high for replacement cost after the abrasion of existing cylinder expanding mould, provides a kind of cylinder expanding
Mould.
As shown in figs. 1-7, the utility model embodiment provides a kind of cylinder expanding mould, including upper die and lower die, institute
State the expanding block 4 that upper mold includes circumference uniform distribution setting 6-12, the outside link block 2 of the expanding block 4, the module 2 it is outer
Side is arranged with to expanding blank 12, and wearing plate 6, the inboard cone of the wearing plate 6 are connected on the inside poppet surface of the expanding block 4
Be provided with centrum 5 on surface, the centrum 5 along the expanding block 4 axially upwards or move down while expanding
Block 4 is to contract or outside expanding；
Lower die, the lower die include lower template 1, the expanding block 4, the module 2 and the bottom to expanding blank 12
End is adjacent to the upper end of the lower template 1, moves down the expanding block 4 outside expanding while centrum 5, described to expanding
Blank 12 is expanded to desired size.
When the upper mold of the cylinder expanding mould of the utility model pulls down, the expanding block 4, the module 2 and it is described to
Expanding blank 12 is stuck in the upper end of the lower template 1, pulls down the centrum 5, and then drives the expanding block 4 to extending out
Rise, the 4 outside expanding of expanding block while, drives the outside expanding of the module 2,2 outside of module it is described to expanding base
Also expanding obtains workpiece, is lifted up upper mold part 12 at predetermined shape, and the centrum 5 moves up, and the expanding block 4 is inwardly
Drive the module 2 to contract while contraction, the module 2 is detached from workpiece.
As shown in Figure 1, wherein the upper mold further includes cope plate 1, the slide plate 8 that 1 lower end of cope plate is arranged in, setting
Feather key 7 in the sliding slot 13 of 8 bottom end of slide plate, the upper end of the bottom end connection expanding block 4 of the feather key 7, the feather key 7 can
Along radially sliding for the slide plate 8, the upper end of the cope plate 1 is arranged with pressing plate 11, and the pressing plate 11 is attached across described
The centrum 5 of cope plate 1 and the slide plate 8, is provided with guide sleeve 9 between the centrum 5 and the slide plate 8, the centrum 5 can be along
The guide sleeve 9 moves up.
As illustrated in figs. 5-7, wherein the periphery of the expanding block 4 is equipped with spring groove 14, sets in the spring groove 14
It is equipped with tension spring 3, the spring groove 14 is preferably provided with 3.
As in Figure 2-4, wherein the outer surface of the centrum 5 has the 6-12 conical surface, the quantity of the conical surface and institute
The quantity for stating expanding block 4 is corresponding.
As shown in Fig. 1,5-7, the periphery of the expanding block 4 is provided with locating slot 15, the inner surface of the module 2
It is provided with the positioning protrusion 16 that may be stuck in the locating slot 15.
Wherein, the sliding slot 13 of 8 bottom end of slide plate is T junction flute.
Wherein, the upper end of the expanding block 4 is equipped with is located in the groove 17 with groove 17, the feather key 7.
The cylinder expanding mould of the utility model can assemble the corresponding module 2 according to the cylinder of different-diameter size, to
Under when pressing upper mold, the expanding block 4, the module 2 and the upper end that the lower template 1 is stuck in expanding blank 12, to
Under press the centrum 5, the centrum 5 drives the outside expanding of the wearing plate 6, and then drives the outside expanding of the expanding block 4,
The module 2 outside expanding is driven while the 4 outside expanding of expanding block, it is described to expanding blank on the outside of the module 2
12 by expanding at predetermined shape, obtain workpiece, be lifted up upper mold, the centrum 5 moves up, the upper end card of the centrum 5
In the bottom end of the slide plate 8, at this point, the expanding block 4 under the action of tension spring 3 to contract, the expanding block 4 to
Contract drives the module 2 to contract, and the module 2 is detached from workpiece.The utility model is using the centrum 5 and the expansion
Rise by block 4 by 6 passing movement of wearing plate, guarantees after dimensional accuracy, the wearing plate 6 and the guide sleeve 9 are worn directly more
It changes, no replacement is required the expanding block 4, the replacement cost after reducing die wear is low.
In above scheme, the cylinder expanding mould of the utility model is passed through using the centrum 5 with the expanding block 4 described resistance to
The mode of 6 passing movement of nog plate is realized directly to be replaced after cylinder expanding, the wearing plate 6 and the guide sleeve 9 are worn, and is not necessarily to
The expanding block 4 is replaced, guarantees dimensional accuracy, the replacement cost after reducing die wear is low.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", " one end " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is set
Have ", " connection " shall be understood in a broad sense.It for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.Being fixedly connected can be to weld, be threadedly coupled and step up etc. often
See technical solution.For the ordinary skill in the art, above-mentioned term can be understood in the utility model with concrete condition
In concrete meaning.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (7)
1. a kind of cylinder expanding mould characterized by comprising
Upper mold, the upper mold include the expanding block of circumference uniform distribution setting 6-12, the outside link block of the expanding block, the mould
The outer sheath of block is equipped with to expanding blank, connects wearing plate, the inside of the wearing plate on the inside poppet surface of the expanding block
Be provided with centrum on poppet surface, the centrum along the expanding block axially upwards or move down while expanding block
To contract or outside expanding；
Lower die, the lower die include lower template, and the expanding block, the module and the bottom end to expanding blank are adjacent to described
The upper end of lower template moves down the outside expanding of expanding block, described be expanded to expanding blank while the centrum and wants
Seek size.
2. cylinder expanding mould as described in claim 1, which is characterized in that the upper mold further includes cope plate, is arranged in upper mold
The slide plate of plate lower end, the feather key being arranged in the sliding slot of the slide plate bottom end, the upper end of the bottom end connection expanding block of the feather key,
The feather key can radially sliding along the slide plate, the upper end of the cope plate is arranged with pressing plate, and the pressing plate is attached across
The centrum of the cope plate and the slide plate, is provided with guide sleeve between the centrum and the slide plate, the centrum can be along institute
Guide sleeve is stated to move up.
3. cylinder expanding mould as described in claim 1, which is characterized in that the periphery of the expanding block is equipped with spring groove,
Tension spring is provided in the spring groove.
4. cylinder expanding mould as described in claim 1, which is characterized in that the outer surface of the centrum has the 6-12 conical surface,
The quantity of the conical surface is corresponding with the quantity of the expanding block.
5. cylinder expanding mould as described in claim 1, which is characterized in that the periphery of the expanding block is provided with positioning
Slot, the inner surface of the module are provided with the positioning protrusion that may be stuck in the locating slot.
6. cylinder expanding mould as claimed in claim 2, which is characterized in that the sliding slot of the slide plate bottom end is T junction flute.
7. cylinder expanding mould as claimed in claim 2, which is characterized in that the upper end of the expanding block is equipped with and groove, described
Feather key is located in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821034132.6U CN208357626U (en) | 2018-07-02 | 2018-07-02 | A kind of cylinder expanding mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821034132.6U CN208357626U (en) | 2018-07-02 | 2018-07-02 | A kind of cylinder expanding mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208357626U true CN208357626U (en) | 2019-01-11 |
Family
ID=65032897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821034132.6U Active CN208357626U (en) | 2018-07-02 | 2018-07-02 | A kind of cylinder expanding mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208357626U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116532558A (en) * | 2023-07-06 | 2023-08-04 | 太原科技大学 | Horizontal expansion die for end ring of water pump |
-
2018
- 2018-07-02 CN CN201821034132.6U patent/CN208357626U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116532558A (en) * | 2023-07-06 | 2023-08-04 | 太原科技大学 | Horizontal expansion die for end ring of water pump |
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