CN104309042A - Double-spiral pressing equipment for synchronous forging and pressing - Google Patents
Double-spiral pressing equipment for synchronous forging and pressing Download PDFInfo
- Publication number
- CN104309042A CN104309042A CN201410572402.9A CN201410572402A CN104309042A CN 104309042 A CN104309042 A CN 104309042A CN 201410572402 A CN201410572402 A CN 201410572402A CN 104309042 A CN104309042 A CN 104309042A
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- CN
- China
- Prior art keywords
- pressing
- forging
- screw rod
- synchronously
- double helix
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/16—Forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
Abstract
The invention relates to the field of rubber processing, and discloses double-spiral pressing equipment for synchronous forging and pressing. The double-spiral pressing equipment for synchronous forging and pressing is characterized by comprising a lower mold plate (1), a machine body (2) and two sets of identical spiral pressing components (9), wherein the machine body (2) is positioned on the lower mold plate (1); the two sets of identical spiral pressing components (9) are arranged on the machine body (2); the two sets of identical spiral pressing components (9) comprise screw nuts (3) and screw rods (4) in match with the screw nuts (3); screw rod heads (6) and round gears (8) sleeving the screw rod head (6) are connected to the upper ends of the screw rods (4); teeth (8b) of the round gears (8) on the two sets of identical spiral pressing components (9) are matched with each other. When the equipment is applied to large-size forging and pressing, through mutual cooperation of the teeth of the two round gears, the screw rods on the two sets of identical spiral pressing components (9) rotate downwards simultaneously, so that the pressure of the lower mold plate to a forged and pressed product downwards is balance, and the forging and pressing quality of the product is ensured.
Description
Technical field
The present invention relates to rubber processing, particularly, relating to a kind of double helix press device for synchronously forging and pressing.
Background technology
Fly press is a kind of important process equipment in modern rubber processing industry, its function mainly utilizes screw rod and nut as rotating mechanism, by rotary screw, the cope match-plate pattern being connected to screw rod lower end is pumped, rubber between cope match-plate pattern and lower bolster is forged and pressed, thus change the plasticity of rubber, form the product appearance needed.
When needs large area forged product, general employing double helix pressure texture, rotates the screw head on two cover spiral pressed parts respectively by rotatable parts, rotate corresponding screw rod, and then the cope match-plate pattern of drive screw lower end forges and presses downwards to rubber.But in forging and stamping process, not equal factor asynchronous rotation phenomenon may be there is in the screw rod on two cover spiral pressed parts because of the active force acting on rotatable parts, and then make the downward amount of force of the lower bolster of screw rod lower end different, finally make the pressure distribution of forged product uneven, affect product forging and stamping quality.
For the problem of forge pressure possibility skewness during above-mentioned current large area forging and stamping, need to provide a kind of double helix press device for synchronously forging and pressing, it makes the screw rod synchronous rotary on two cover spiral pressed parts when large area forges and presses, balanced lower bolster, downwards to the pressure that forged product produces, guarantees the forging and stamping quality of product.
Summary of the invention
For the problem of forge pressure possibility skewness during aforementioned current large area forging and stamping, the invention provides a kind of double helix press device for synchronously forging and pressing, it two overlaps screw rod synchronous rotary on spiral pressed part when large area forges and presses, thus the pressure making lower bolster produce forged product is downwards more balanced, ensure that the forging and stamping quality of product.
The technical solution used in the present invention, providing a kind of double helix press device for synchronously forging and pressing, it is characterized in that, comprise: lower bolster, being positioned at the fuselage on lower bolster, is arranged on two on fuselage and overlaps identical spiral pressed part; Described spiral pressed part comprises nut, with the screw rod of nut screw connection, and screw rod upper end connecting screw rod head and the circular gear be enclosed within screw head; The gear teeth of the circular gear on described two cover spiral pressed parts cooperatively interact.Because the gear teeth of two circular gears cooperatively interact, when screw head wherein on a set of spiral pressed part rotates, screw head on another set of spiral pressed part is also by synchronous axial system, thus the screw rod on two cover spiral pressed parts is rotated down simultaneously, make lower bolster downwards to the isostasy that forged product produces, ensure that the forging and stamping quality of product.
Concrete, be provided with the via hole coordinated with described screw head in the middle part of described circular gear.The via hole cross section of described circular gear comprises any in rhombus, rectangle and regular polygon.The via hole of described circular gear, for coordinating screw head, makes screw head and circular gear synchronous axial system.
Concrete, the screw rod lower end of two cover spiral pressed parts connects same cope match-plate pattern; Described cope match-plate pattern is rectangle frustum, and rectangle frustum is provided with the blind hole structure that the screw rod lower end of overlapping spiral pressed part with two coordinates respectively, and described blind hole structure is in the upper surface open of cope match-plate pattern.Described blind hole structure is used for catching on cope match-plate pattern, and cope match-plate pattern is not fallen down when unsettled.
Concrete, described blind hole structure is frustum of a cone cavity structure, and the bore edge of the frustum of a cone increases in direction from top to bottom gradually; Or described blind hole structure comprises Upper cylindrical cavity and lower cylindrical cavity, the diameter of lower cylindrical cavity is greater than the diameter of Upper cylindrical cavity.
To sum up, adopt the double helix press device for synchronously forging and pressing provided by the present invention, when large area forges and presses, by the effect of cooperatively interacting of the gear teeth of two circular gears, screw rod on two cover spiral pressed parts is rotated down simultaneously, thus make lower bolster downwards to the isostasy that forged product produces, ensure that the forging and stamping quality of product.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the first double helix press device structure chart for synchronously forging and pressing of the present invention.
Fig. 2 is the first plane for circular gear in the double helix press device that synchronously forges and presses of the present invention.
Fig. 3 is the first cross-sectional view for cope match-plate pattern in the double helix press device that synchronously forges and presses of the present invention.
Fig. 4 is the second of the present invention for the plane of circular gear in the double helix press device that synchronously forges and presses.
Fig. 5 is the second of the present invention for the cross-sectional view of cope match-plate pattern in the double helix press device that synchronously forges and presses.
In above-mentioned accompanying drawing: 1, via hole 8b, the gear teeth 9 of circular gear, the spiral pressed part of lower bolster 2, fuselage 3, nut 4, screw rod 5, cope match-plate pattern 6, screw head 7, rotatable parts 8, circular gear 8a, circular gear.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, describe the double helix press device for synchronously forging and pressing provided by the invention in detail by way of example.It should be noted that at this, the explanation for these way of example understands the present invention for helping, but does not form limitation of the invention.
Various technology described herein may be used for but is not limited to rubber forging and stamping manufacture field, can also be used for other similar field.
Term "and/or" herein, it is only a kind of incidence relation describing affiliated partner, three kinds of relations can be there are in expression, such as, A and/or B, can represent: individualism A,, there are A and B tri-kinds of situations, in addition in individualism B simultaneously, character "/" herein, general expression forward-backward correlation is to liking a kind of "or" relation.
Term " tapering " refers to the ratio of the basal diameter of cone and cone height herein, or the ratio of the difference of the bottom surface of frustum and the diameter of end face and frustum height, although the virtual drift angle in the drift angle of described tapering and conic section or frustum cross section is different, but convert by trigonometric function, reduction formula is as follows:
In formula, λ is the tapering of cone or frustum, and θ is the drift angle of conic section or the virtual drift angle in frustum cross section.
Embodiment one, Fig. 1 shows the first double helix press device structure chart for synchronously forging and pressing of the present invention, Fig. 2 shows the first plane for circular gear in the double helix press device that synchronously forges and presses, and Fig. 3 shows the first cross-sectional view for cope match-plate pattern in the double helix press device that synchronously forges and presses.The described double helix press device for synchronously forging and pressing, is characterized in that, comprising: lower bolster 1, is positioned at the fuselage 2 on lower bolster 1, is arranged on two on fuselage 2 and overlaps identical spiral pressed part 9; Described spiral pressed part 9 comprises nut 3, the screw rod 4 coordinated with nut 3, screw rod 4 upper end connecting screw rod head 6 and the circular gear 8 be enclosed within screw head 6; The gear teeth 8b of the circular gear 8 on described two cover spiral pressed parts 9 cooperatively interacts.When large area forges and presses, the screw head being pulled wherein a set of spiral pressed part by rotatable parts 7 is rotated, and is enclosed within circular gear on described screw head also by synchronous axial system.Because identical and their gear teeth of circular gear of two cover spiral pressed parts cooperatively interact, the described gear teeth being in the circular gear of rotary state also will pull the gear teeth synchronous axial system of circular gear on another set of spiral pressed part, and then drive corresponding screw head synchronous axial system.Finally make the screw rod on two cover spiral pressed parts synchronously be rotated down, make the lower bolster being connected to screw rod lower end downwards to the isostasy that forged product produces, ensure that the forging and stamping quality of product.In the present embodiment, each circular gear 8 is provided with 36 gear teeth 8b, and described rotatable parts 7 can be spanners or other is for pulling the parts of screw head 6.
Concrete, be provided with the via hole 8a coordinated with described screw head 6 in the middle part of described circular gear 8.The via hole 8a of described circular gear, for coordinating screw head 6, makes screw head 6 and circular gear 8 firmly link together to realize synchronous axial system.Concrete further, the via hole 8a cross section of described circular gear comprises any in rhombus, rectangle and regular polygon.The via hole 8a cross section of described circular gear is used for mating with the screw head 6 of cylinder body shape, mutual minimize damage between the via hole 8a that can make screw head 6 and described circular gear 8 in forging and stamping process, as preferably, in the present embodiment, described screw head 6 is square column structure, and the via hole 8a cross section of described circular gear 8 is the square mated with screw head 6.
Concrete, screw rod 4 lower end of two cover spiral pressed parts 9 connects same cope match-plate pattern 5; Described cope match-plate pattern 5 is rectangle frustum, and rectangle frustum is provided with the blind hole structure 5a that screw rod 4 lower end of overlapping spiral pressed part 9 with two coordinates respectively, and described blind hole structure 5a is in the upper surface open of cope match-plate pattern 5.Described blind hole structure 5a is used for making screw rod 4 lower end catch on cope match-plate pattern 5, and cope match-plate pattern 5 is not fallen down when unsettled.Concrete further, described blind hole structure 5a is frustum of a cone cavity structure, and the bore edge of the frustum of a cone increases in direction from top to bottom gradually.As shown in Figure 3, described blind hole structure closely cooperates with the screw rod lower end with circular cone structure, enables screw rod tangle cope match-plate pattern and does not fall down.It is circular for designing blind hole 5a cross section simultaneously, lower bolster 5 is not rotated with the rotation of screw rod 4, only exerts pressure to forged product downwards under the effect of screw rod 4.The tapering of frustum of a cone cavity is less, and the effect hanging up template under screw rod is poorer, and as what optimize, in the present embodiment, the tapering of described frustum of a cone cavity is 1.155, and the virtual vertex angle theta in corresponding frustum cross section is 60 degree.
The above-mentioned double helix press device for synchronously forging and pressing provided, when large area forges and presses, by the effect of cooperatively interacting of the gear teeth of two circular gears, screw rod on two cover spiral pressed parts is rotated down simultaneously, thus lower bolster is downwards to the isostasy that forged product produces, and ensure that the forging and stamping quality of product.
Embodiment two, Fig. 4 shows the plane of the second of the present invention for circular gear in the double helix press device that synchronously forges and presses, and Fig. 5 shows the cross-sectional view of the second of the present invention for cope match-plate pattern in the double helix press device that synchronously forges and presses.The difference for the double helix press device synchronously forged and pressed for the double helix press device that synchronously forges and presses and embodiment one in embodiment two is, comprising: the via hole 8a cross section of described circular gear 8 is rhombus.Described blind hole structure 5a comprises Upper cylindrical cavity and lower cylindrical cavity, and the diameter of lower cylindrical cavity is greater than the diameter of Upper cylindrical cavity.
On the technique effect basis of embodiment one, the technique effect of embodiment two also has: described blind hole structure 5a closely cooperates with screw rod 4 lower end be made up of the less Upper cylindrical of diameter and the larger lower cylindrical of diameter, makes screw rod 4 tangle the better effects if of cope match-plate pattern 5.
As mentioned above, the present invention can be realized preferably.For a person skilled in the art, according to instruction of the present invention, designing multi-form does not need performing creative labour for the double helix press device synchronously forged and pressed.Without departing from the principles and spirit of the present invention these embodiments changed, revise, replace, integrate and modification still falls within the scope of protection of the present invention.
Claims (6)
1. the double helix press device for synchronously forging and pressing, it is characterized in that, comprise: lower bolster (1), be positioned at the fuselage (2) on lower bolster (1), be arranged on two on fuselage (2) and overlap identical spiral pressed part (9);
Described spiral pressed part (9) comprises nut (3), the screw rod (4) coordinated with nut (3), screw rod (4) upper end connecting screw rod head (6) and the circular gear (8) be enclosed within screw head (6);
The gear teeth (8b) of the circular gear (8) on described two covers spiral pressed part (9) cooperatively interact.
2. the double helix press device for synchronously forging and pressing as claimed in claim 1, is characterized in that, comprising:
Described circular gear (8) middle part is provided with the via hole (8a) coordinated with described screw head (6).
3. the double helix press device for synchronously forging and pressing as claimed in claim 2, is characterized in that, comprising:
The via hole cross section of described circular gear (8) comprises any in rhombus, rectangle and regular polygon.
4. the double helix press device for synchronously forging and pressing as claimed in claim 1, is characterized in that, comprising:
Screw rod (4) lower end of two covers spiral pressed part (9) connects same cope match-plate pattern (5);
Described cope match-plate pattern (5) is rectangle frustum, and rectangle frustum is provided with the blind hole structure (5a) that the screw rod lower end of overlapping spiral pressed part with two coordinates respectively, described blind hole structure (5a) upper surface open in cope match-plate pattern (5).
5. the double helix press device for synchronously forging and pressing as claimed in claim 4, is characterized in that, comprising:
Described blind hole structure (5a) is frustum of a cone cavity structure, and the bore edge of the frustum of a cone increases in direction from top to bottom gradually.
6. the double helix press device for synchronously forging and pressing as claimed in claim 4, is characterized in that, comprising:
Described blind hole structure (5a) comprises Upper cylindrical cavity and lower cylindrical cavity, and the diameter of lower cylindrical cavity is greater than the diameter of Upper cylindrical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410572402.9A CN104309042A (en) | 2014-10-23 | 2014-10-23 | Double-spiral pressing equipment for synchronous forging and pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410572402.9A CN104309042A (en) | 2014-10-23 | 2014-10-23 | Double-spiral pressing equipment for synchronous forging and pressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104309042A true CN104309042A (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410572402.9A Pending CN104309042A (en) | 2014-10-23 | 2014-10-23 | Double-spiral pressing equipment for synchronous forging and pressing |
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| Country | Link |
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| CN (1) | CN104309042A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1051139A (en) * | 1989-10-22 | 1991-05-08 | 青岛锻压机械厂 | Fly press |
| CN2236395Y (en) * | 1995-12-21 | 1996-10-02 | 张问美 | Bidirectional spiral press |
| CN202753454U (en) * | 2012-07-25 | 2013-02-27 | 湘潭市汇丰设备制造有限公司 | Double-screw press |
| CN203557733U (en) * | 2013-11-08 | 2014-04-23 | 深圳市深装（池州）产业园有限公司 | Mobile curtain wall press |
| CN204196092U (en) * | 2014-10-23 | 2015-03-11 | 四川氟迪新能源有限公司 | For the double helix pressure setting synchronously forged and pressed |
-
2014
- 2014-10-23 CN CN201410572402.9A patent/CN104309042A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1051139A (en) * | 1989-10-22 | 1991-05-08 | 青岛锻压机械厂 | Fly press |
| CN2236395Y (en) * | 1995-12-21 | 1996-10-02 | 张问美 | Bidirectional spiral press |
| CN202753454U (en) * | 2012-07-25 | 2013-02-27 | 湘潭市汇丰设备制造有限公司 | Double-screw press |
| CN203557733U (en) * | 2013-11-08 | 2014-04-23 | 深圳市深装（池州）产业园有限公司 | Mobile curtain wall press |
| CN204196092U (en) * | 2014-10-23 | 2015-03-11 | 四川氟迪新能源有限公司 | For the double helix pressure setting synchronously forged and pressed |
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Application publication date: 20150128 |