CN202732549U - Cold core machine hydraulic station - Google Patents
Cold core machine hydraulic station Download PDFInfo
- Publication number
- CN202732549U CN202732549U CN 201220175410 CN201220175410U CN202732549U CN 202732549 U CN202732549 U CN 202732549U CN 201220175410 CN201220175410 CN 201220175410 CN 201220175410 U CN201220175410 U CN 201220175410U CN 202732549 U CN202732549 U CN 202732549U
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- CN
- China
- Prior art keywords
- hydraulic
- cooler
- pump
- core machine
- fuel tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a cold core machine hydraulic station which comprises an oil tank, wherein a pump frame, an oil return filter, a first hydraulic cooler, an air cleaner, a liquid level temperature sensor and a distributing block are arranged on the oil tank. A second hydraulic cooler and a liquid level gauge are respectively arranged on two sides of the oil tank. A motor and a hydraulic proportioning pump are respectively arranged on the left end and the right end of the pump frame. The first hydraulic cooler is communicated with the oil tank and the hydraulic proportioning pump. One end of the second hydraulic cooler is connected with the oil return filter. The other end of the second hydraulic cooler is provided with two connectors which are communicated with the first hydraulic cooler. The hydraulic proportioning pump is communicated with the oil tank and the distributing block. According to the cold core machine hydraulic station, an electro-hydraulic proportioning pump is adopted, and an oil cylinder can stably and quickly move at various speeds. Moreover, required pressure flow quantity can be conveniently and flexibly adjusted on a human-computer interface, and can be displayed in dynamic mode so as to meet requirements of various processes of a device. Meanwhile, power loss of the motor of the oil pump is reduced, and heating is reduced, cooling effect is improved, and a system is enabled to be more economic and reasonable.
Description
Technical field
The utility model relates to mechanical field, is specifically related to a kind of cold core machine hydraulic station.
Background technique
The cold core machine is the general designation of core shooter and shell core machine, is the equipment that adopts core box craftwork manufacture precoated sand shell core.Its working procedure is that back-up sand and consolidation are finished simultaneously, and hardens in the core box of heat immediately, reduces labor intensity, flexible operation is light, easy grasp, adopt electric heating, temperature can be controlled automatically, and the place of working easily keeps clean, for mechanization, the automation of coremaking process creates conditions.A cycle period only needs tens seconds to tens seconds, just can produce the core for casting.The core size made from core shooter is accurate, any surface finish.Be widely used in the foundry machinery industry.The oil cylinder of traditional cold core machine hydraulic station can only a kind of speed move, and the Oil pump electrical machinery power loss is larger, generates heat more, and cooling effect is not good, so that system is short of on aspect Economy and the rationality to some extent.
The model utility content
The purpose of this utility model is to overcome the above problem that prior art exists, and a kind of cold core machine hydraulic station is provided.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions:
A kind of cold core machine hydraulic station, comprise a fuel tank, described fuel tank is provided with pump bracket, return filter, the first hydraulic cooler, air-strainer, liquid level and temperature sensor and allocation block, and a side of described fuel tank is provided with the second hydraulic cooler, and described fuel tank opposite side is provided with level meter; Two ends, the described pump bracket left and right sides are provided with motor and hydraulic proportional pump; Described the first hydraulic cooler is communicated with described fuel tank and described hydraulic proportional pump by flexible pipe respectively; Described the second hydraulic cooler one end is connected with described return filter by flexible pipe, and the described second hydraulic cooler the other end offers two interface A, B, and described interface A, B are communicated with described the first hydraulic cooler respectively; Described hydraulic proportional pump is communicated with described fuel tank and described allocation block by flexible pipe respectively.
Further, described hydraulic proportional pump is provided with hydraulic gage.
Further, be connected with water valve on the described interface A of described the second hydraulic cooler.
Further, be provided with fuel outlet ball valve bottom the described fuel tank.
Further, also be provided with block terminal on the described fuel tank.
Further, offer interface P on the described allocation block.
Further, offer interface T on described the second cooler.
Further, two temperature spotss are set on the described temperature transducer.
Working principle of the present utility model is:
1, integrated valve block is installed on the cold core machine equipment, by hydraulic station P mouth access integrated valve block filler opening, by the oil return of integrated valve block return opening access hydraulic station T mouth.
2, oil pump adopts electric-hydraulic proportion pressure and flow control Variable plunger pump, when control system not during input signal pump be in the lotus state of driving, fluid flows into the cooler oil sump tank through flexible pipe; Provide the requirement that signal makes the certain working flow of oil pump acquisition and maximum service pressure satisfy system by control system during normal operation.
3, fitting temperature sensor and two temperature spots t1, t2 are set on the hydraulic station, solenoid valve obtains signal when system oil liquid temp t1 〉=45 ℃, and cooling water enters cooler through the A mouth and carries out the fluid cooling, closes when oil liquid temperature t1≤45 ℃; System-down and reporting to the police when oil liquid temperature t2 〉=70 ℃.
4, system oil return fluid carries out fluid and filters rear oil sump tank when cooler flows into return oil filter.
5, hydraulic oil liquid can inject fuel tank through air-strainer, and prevents that air pollutant from entering fuel tank, gets rid of fuel tank through fuel outlet ball valve when changing fluid, and the fuel tank side arranges oil drip pan and pollutes to prevent that fluid from revealing.
The beneficial effects of the utility model are:
The utility model has been owing to having adopted the electric-hydraulic proportion pump, and oil cylinder can the steady rapid movement of multiple speed, and required pressure flow can easily be adjusted on man-machine interface flexibly, and capable of dynamic shows, to satisfy the polytechnic needs of equipment.Simultaneously can reduce the Oil pump electrical machinery power loss like this, reduce heating, improve cooling effect, make system more economical, more reasonable.The filter precision of hydraulic system is 10 μ m, has guaranteed the reliable and stable of hydraulic system.Be furnished with the oil temperature heating equipment, when guaranteeing 0 ℃ of left and right sides of room temperature in winter, oil temperature is reached can normal working temperature.The water-cooling apparatus of standard configuration can guarantee that summer, oil temperature was no more than 55 ℃.Centralized lubrication system mainly is comprised of hand pump, distributor and joint pipeline etc.System is dispensed to each lubricated place with lubricant medium automatically according to the interval of setting.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and cooperate accompanying drawing to be described in detail as follows.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, consists of the application's a part, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 the utility model overall structure schematic diagram.
Number in the figure explanation: 1, fuel outlet ball valve, 2, motor, 3, the hydraulic proportional pump, 4, air-strainer, 5, level meter, 6, hydraulic gage, 7, liquid level and temperature sensor, 8, return filter, the 9, first hydraulic cooler, the 10, second hydraulic cooler, 11, water valve, 12, fuel tank, 13, block terminal, 14, pump bracket, 15, allocation block, A, interface A, B, interface B, P, interface P, T, interface T.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
With reference to shown in Figure 1, a kind of cold core machine hydraulic station, comprise a fuel tank 12, described fuel tank 12 is provided with pump bracket 14, return filter 8, the first hydraulic cooler 9, air-strainer 4, liquid level and temperature sensor 7 and allocation block 15, one side of described fuel tank 12 is provided with the second hydraulic cooler 10, and described fuel tank 12 opposite sides are provided with level meter 5; Two ends, described pump bracket 14 left and right sides are respectively equipped with motor 2 and hydraulic proportional pump 3; Described the first hydraulic cooler 9 is communicated with described fuel tank 12 and described hydraulic proportional pump 3 by flexible pipe respectively; Described the second hydraulic cooler 10 1 ends are connected with described return filter 8 by flexible pipe, and described the second hydraulic cooler 10 the other ends offer two interface A, B, and described interface A, B are communicated with described the first hydraulic cooler 9 respectively; Described hydraulic proportional pump 3 is communicated with described fuel tank 12 and described allocation block 15 by flexible pipe respectively.
Further, described hydraulic proportional pump 3 is provided with hydraulic gage 6.
Further, be connected with water valve 11 on the described interface A of described the second hydraulic cooler 10.
Further, described fuel tank 12 bottoms are provided with fuel outlet ball valve 1.
Further, also be provided with block terminal 13 on the described fuel tank 12.
Further, offer interface P on the described allocation block 15.
Further, offer interface T on described the second cooler 10.
Further, on the described temperature transducer 7 two temperature spotss are set.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. cold core machine hydraulic station, comprise a fuel tank (12), it is characterized in that: described fuel tank (12) is provided with pump bracket (14), return filter (8), the first hydraulic cooler (9), air-strainer (4), liquid level and temperature sensor (7) and allocation block (15), one side of described fuel tank (12) is provided with the second hydraulic cooler (10), and described fuel tank (12) opposite side is provided with level meter (5); Described pump bracket (14) two ends, the left and right sides are provided with motor (2) and hydraulic proportional pump (3); Described the first hydraulic cooler (9) is communicated with described fuel tank (12) and described hydraulic proportional pump (3) by flexible pipe respectively; Described the second hydraulic cooler (10) one ends are connected with described return filter (8) by flexible pipe, described the second hydraulic cooler (10) the other end offers two interfaces (A, B), and described interface (A, B) is communicated with described the first hydraulic cooler (9) respectively; Described hydraulic proportional pump (3) is communicated with described fuel tank (12) and described allocation block (15) by flexible pipe respectively.
2. cold core machine hydraulic station according to claim 1, it is characterized in that: described hydraulic proportional pump (3) is provided with hydraulic gage (6).
3. cold core machine hydraulic station according to claim 1 is characterized in that: be connected with water valve (11) on the described interface (A) of described the second hydraulic cooler (10).
4. cold core machine hydraulic station according to claim 1 is characterized in that: be provided with fuel outlet ball valve (1) bottom the described fuel tank (12).
5. cold core machine hydraulic station according to claim 1 is characterized in that: also be provided with block terminal (13) on the described fuel tank (12).
6. cold core machine hydraulic station according to claim 1 is characterized in that: offer interface (P) on the described allocation block (15).
7. cold core machine hydraulic station according to claim 1 is characterized in that: offer interface (T) on described the second cooler (10).
8. cold core machine hydraulic station according to claim 1 is characterized in that: two temperature spotss are set on the described temperature transducer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220175410 CN202732549U (en) | 2012-04-24 | 2012-04-24 | Cold core machine hydraulic station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220175410 CN202732549U (en) | 2012-04-24 | 2012-04-24 | Cold core machine hydraulic station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202732549U true CN202732549U (en) | 2013-02-13 |
Family
ID=47658251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220175410 Expired - Fee Related CN202732549U (en) | 2012-04-24 | 2012-04-24 | Cold core machine hydraulic station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202732549U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114401A (en) * | 2015-09-17 | 2015-12-02 | 广州市骏合液压机械有限公司 | Intelligent constant-temperature hydraulic system with forced refrigerating function |
| CN108223496A (en) * | 2016-12-15 | 2018-06-29 | 天津建筑机械厂 | A kind of pipeline removes receiving apparatus testing stand hydraulic system |
| CN110360188A (en) * | 2019-08-07 | 2019-10-22 | 太仓志霖液压机械有限公司 | Hydraulic power unit integral type covering plate structure |
-
2012
- 2012-04-24 CN CN 201220175410 patent/CN202732549U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114401A (en) * | 2015-09-17 | 2015-12-02 | 广州市骏合液压机械有限公司 | Intelligent constant-temperature hydraulic system with forced refrigerating function |
| CN105114401B (en) * | 2015-09-17 | 2017-10-24 | 广州市骏合液压机械有限公司 | Intelligent constant-temperature hydraulic system with forced refrigeration function |
| CN108223496A (en) * | 2016-12-15 | 2018-06-29 | 天津建筑机械厂 | A kind of pipeline removes receiving apparatus testing stand hydraulic system |
| CN110360188A (en) * | 2019-08-07 | 2019-10-22 | 太仓志霖液压机械有限公司 | Hydraulic power unit integral type covering plate structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130213 Termination date: 20180424 |