CN202591434U - Hydraulic die pressure system - Google Patents
Hydraulic die pressure system Download PDFInfo
- Publication number
- CN202591434U CN202591434U CN 201220259254 CN201220259254U CN202591434U CN 202591434 U CN202591434 U CN 202591434U CN 201220259254 CN201220259254 CN 201220259254 CN 201220259254 U CN201220259254 U CN 201220259254U CN 202591434 U CN202591434 U CN 202591434U
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- die
- hydraulic
- pressure
- fluid pressure
- cope match
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- Expired - Fee Related
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Abstract
The utility model relates to a hydraulic die pressure system, comprising an upper template, a lower template, an oil press machine main cylinder, a concave die, a convex die and a material pressing board arranged on the lower surface of the lower template, wherein a piece ejecting device is arranged inside the concave die; a lower ejecting board and a moving device for driving the lower ejecting board to operate are arranged on the upper surface of the lower template; the lower ejecting board is connected with the material pressing board through a lower ejecting rod; a hydraulic mechanism for supplying a constant pressure to the piece ejecting device is arranged on the upper surface of the upper template; and the hydraulic mechanism comprises a power device and an adjustable constant pressure controller for controlling the power device to operate. The hydraulic die pressure system provided by the utility model is additionally provided with an oil pressure system on a die on the basis of an ordinary oil pressure machine, so that constant, adjustable and quantized management of the pressure can be economically and rapidly realized; the dispatching difficulty of the die is simplified; the success rate of die development is improved; the product yield in mass production is improved; the manufacturing cost is saved; the product quality is improved; and the hydraulic die pressure system has the advantages of simple structure, convenience in installation and operation, strong generality and high values in popularization and application.
Description
Technical field
The utility model relates to the pressure system that uses on a kind of mould, what be specifically related to is a kind of fluid pressure type die pressure system.
Background technology
At present the stamping products that stretches type of auto parts is a lot, the common more complicated of the shape of product, and simultaneously because the dimensional tolerance of specific matching relationship workpiece facet profile tolerance ± 0.3 very, line profile degree ± 0.5 proposes very high requirement to mould.Since raw material are slab and final products shape be a series of variations such as shape material in forming process that 3 dimensions are arranged will extend, flows, strain, plastic deformation in order to prevent that the generation of material unstability is wrinkling in the drawing process, the while shape of product reaches tolerance.Mould must withstand earlier by taking blame for others down ejector accomplish earlier die joint moulding this just require mould blank holder and ejector that continual and steady pressure is arranged simultaneously.
But the conventional oil press has been merely hit master cylinder and under two pressure systems pressure system of taking blame for others on not having of taking blame for others, can only can increase pressure system at mould.Existing stretching die is as shown in Figure 1; Adopt spring 10 delivered pressure sources on it; But spring is because the reason spring of self operation principle (pressure F=pressure coefficient P, X, decrement N) pressure at the beginning of compression is less, but the pressure that the wrinkling mould of the easiest unstability of material this moment needs wants big.And when the mould pressure of spring that soon stretches when accomplishing very big, excessive pressure-pad-force will make outside material can't get into die cavity and this moment material self extension very big, do not have the exterior material supplementary to be easy to generate cracking.Therefore with the spring pressure source constant compression force can't be provided, and because the elastic force of spring is relevant in the quality of spring itself, and can not realize that pressure source quantizes adjustment, gives a lot of difficult points of follow-up die debugging band.But having the hydraulic press price of taking blame for others up and down in the market simultaneously will be the unaffordable costs of general medium-sized and small enterprises considerably beyond the conventional oil press.
The utility model content
To the deficiency that exists on the prior art; The utility model purpose is to be to provide a kind of structure very simple; Highly versatile easy for installation, simple to operate a kind of fluid pressure type die pressure system has realized constant, adjustable, the quantitative management of pressure; Simplified the die debugging difficulty, the product percent of pass when having improved volume production.
To achieve these goals, the utility model was that following technical scheme realizes:
Fluid pressure type die pressure system; It comprises cope match-plate pattern, lower bolster, hydraulic press master cylinder, be arranged on die on the cope match-plate pattern lower surface, be arranged on the punch on the lower bolster upper surface and be arranged on the holding pad on the lower bolster lower surface; Be provided with ejector in the said die; It is characterized in that said lower bolster is provided with lower roof plate and the telecontrol equipment that drives the lower roof plate operation, said lower roof plate is connected with holding pad through lower push rod; Said cope match-plate pattern upper surface is provided with the hydraulic mechanism that is used for ejector is provided constant pressure, and said hydraulic mechanism comprises the adjustable constant-voltage controller of power set and the operation of control power set.
Above-mentioned a kind of fluid pressure type die pressure system; Wherein, The hydraulic jack that said power set adopt, said hydraulic jack is connected with Hydraulic Station through conduit under fluid pressure, is provided with hydraulic control valve at said conduit under fluid pressure; Said hydraulic control valve connects adjustable constant-voltage controller, and said hydraulic jack is connected with ejector through upper ejector pin.
Above-mentioned fluid pressure type die pressure system, wherein, above-mentioned adjustable constant-voltage controller also is connected with the Pressure gauge that is used to detect conduit under fluid pressure pressure.
Above-mentioned fluid pressure type die pressure system, wherein, top oil cylinder under being that said telecontrol equipment adopts, said top oil cylinder down all is connected through pipeline with the hydraulic press master cylinder with hydraulic jack.
Above-mentioned fluid pressure type die pressure system wherein, also is provided with upper cover plate on the said cope match-plate pattern upper surface, and said upper cover plate is connected with the upper surface of cope match-plate pattern through top block, and said power set are arranged between upper cover plate and the cope match-plate pattern.
The utility model is exactly through on mould, increasing oil hydraulic system on the basis of conventional oil press; Economy realizes constant, adjustable, the quantitative management of pressure apace; Changed the die debugging difficulty; Improved the success rate of mould development, the product percent of pass when having improved volume production has been practiced thrift manufacturing cost and has been improved product quality; It is simple in structure, installation and easy to operate, and highly versatile is worth of widely use.
Description of drawings
Specify the utility model below in conjunction with the accompanying drawing and the specific embodiment;
Fig. 1 is the structural representation of existing stretched film;
Fig. 2 is the structural representation of the utility model;
Fig. 3 is the hydraulic system principle figure of the utility model.
Among the figure: the 1-upper cover plate; The 2-hydraulic jack; The 3-upper ejector pin; The 4-die; The 5-ejector; The 6-punch; The 7-holding pad; The 8-lower push rod; The 9-lower roof plate; The 10-spring; 11-cope match-plate pattern, 12-lower bolster;
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with the specific embodiment, further set forth the utility model.
Referring to Fig. 2 and Fig. 3; A kind of fluid pressure type die pressure of the utility model system; It comprises cope match-plate pattern 11, lower bolster 12, hydraulic press master cylinder, be installed in die 4 on cope match-plate pattern 11 lower surfaces, be installed in the punch 6 on lower bolster 12 upper surfaces and be arranged on the holding pad 7 on lower bolster 12 lower surfaces; Be provided with ejector 5 in the die 4, lower roof plate 9 and the telecontrol equipment that drives lower roof plate 9 operations are installed on lower bolster 12, lower roof plate 9 is connected with holding pad 7 through lower push rod 8.On cope match-plate pattern 11 upper surfaces, be connected with upper cover plate 1, between upper cover plate 1 and cope match-plate pattern 11, the hydraulic mechanism that is used for ejector 5 is provided constant pressure be installed, realized constant, adjustable, the quantitative management of pressure through top block.
In the present embodiment, hydraulic mechanism comprises the adjustable constant-voltage controller of power set and the operation of control power set.What the power set of present embodiment adopted is hydraulic jack 2, and it is heavy oil cylinder; The catch bar of this hydraulic jack 2 is connected with ejector 5 through upper ejector pin 3; And be connected with Hydraulic Station through conduit under fluid pressure, and on this conduit under fluid pressure magnetic valve being installed, this magnetic valve connects adjustable constant-voltage controller through circuit, on adjustable constant-voltage controller, also is connected with the Pressure gauge that is used to detect conduit under fluid pressure pressure.
In addition, top oil cylinder under being that above-mentioned telecontrol equipment adopts, following top oil cylinder all is connected through pipeline with the hydraulic press master cylinder with hydraulic jack.
Referring to Fig. 3; Present embodiment in use; Before the stretched part adjustable constant-voltage controller and following top oil cylinder working-pressure are debugged stamping press guiding book setting, hydraulic press start master cylinder work down pressing oil cylinder is sent to mould ejector 5 through 3 pressure of upper ejector pin and acts on workpiece surface; Descend the top oil cylinder pressure to be sent to holding pad 7 then and do in and the workpiece lower surface, be used to the constant pressure that provides controlled, and adjust at any time according to the actual conditions of material through lower push rod 8.
The utility model be on the basis of conventional oil press through on mould, increasing oil hydraulic system, economy realizes constant, adjustable, quantitative management of pressure etc. apace, it is simple in structure; Easy for installation, highly versatile, constant, adjustable, the quantitative management of having realized pressure simple to operate; Simplified the die debugging difficulty; Improved the success rate of mould development, the product percent of pass when having improved volume production has been practiced thrift manufacturing cost and has been improved product quality.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (5)
1. fluid pressure type die pressure system; It comprises cope match-plate pattern, lower bolster, hydraulic press master cylinder, be arranged on die on the cope match-plate pattern lower surface, be arranged on the punch on the lower bolster upper surface and be arranged on the holding pad on the lower bolster lower surface; Be provided with ejector in the said die; It is characterized in that said lower bolster is provided with lower roof plate and the telecontrol equipment that drives the lower roof plate operation, said lower roof plate is connected with holding pad through lower push rod; Said cope match-plate pattern upper surface is provided with the hydraulic mechanism that is used for ejector is provided constant pressure, and said hydraulic mechanism comprises the adjustable constant-voltage controller of power set and the operation of control power set.
2. fluid pressure type die pressure according to claim 1 system; It is characterized in that; What said power set adopted is hydraulic jack, and said hydraulic jack is connected with Hydraulic Station through conduit under fluid pressure, is provided with hydraulic control valve at said conduit under fluid pressure; Said hydraulic control valve connects adjustable constant-voltage controller, and said hydraulic jack is connected with ejector through upper ejector pin.
3. fluid pressure type die pressure according to claim 1 and 2 system is characterized in that above-mentioned adjustable constant-voltage controller also is connected with the Pressure gauge that is used to detect conduit under fluid pressure pressure.
4. fluid pressure type die pressure according to claim 2 system is characterized in that, being that said telecontrol equipment adopts be the top oil cylinder down, and said time the top oil cylinder all is connected through pipeline with the hydraulic press master cylinder with hydraulic jack.
5. fluid pressure type die pressure according to claim 1 system; It is characterized in that; Also be provided with upper cover plate on the said cope match-plate pattern upper surface, said upper cover plate is connected with the upper surface of cope match-plate pattern through top block, and said power set are arranged between upper cover plate and the cope match-plate pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220259254 CN202591434U (en) | 2012-06-04 | 2012-06-04 | Hydraulic die pressure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220259254 CN202591434U (en) | 2012-06-04 | 2012-06-04 | Hydraulic die pressure system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202591434U true CN202591434U (en) | 2012-12-12 |
Family
ID=47309017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220259254 Expired - Fee Related CN202591434U (en) | 2012-06-04 | 2012-06-04 | Hydraulic die pressure system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202591434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672057A (en) * | 2012-06-04 | 2012-09-19 | 昆山市三众模具制造有限公司 | Pressure system of hydraulic mould |
| CN107442726A (en) * | 2017-05-30 | 2017-12-08 | 徐皓 | A kind of full-automatic non-hardened and tempered steel forging production line |
-
2012
- 2012-06-04 CN CN 201220259254 patent/CN202591434U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672057A (en) * | 2012-06-04 | 2012-09-19 | 昆山市三众模具制造有限公司 | Pressure system of hydraulic mould |
| CN102672057B (en) * | 2012-06-04 | 2015-03-25 | 昆山三众汽车部件制造有限公司 | Pressure system of hydraulic mould |
| CN107442726A (en) * | 2017-05-30 | 2017-12-08 | 徐皓 | A kind of full-automatic non-hardened and tempered steel forging production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: KUNSHAN SANZHONG AUTOMOBILE PARTS MANUFACTURING CO Free format text: FORMER NAME: KUNSHAN SANZHONG MOULD MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215310, Jiangsu City, Suzhou province Yushan Town, Kunshan hi tech Industrial Park mold zone Patentee after: KUNSHAN SANZHONG AUTO PARTS CO., LTD. Address before: 215310, Jiangsu City, Suzhou province Yushan Town, Kunshan hi tech Industrial Park mold zone Patentee before: Kunshan Sanzhong Mould Manufacturing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20200604 |