CN203604296U - Synchronous oil cylinder control oil circuit device with improved structure - Google Patents
Synchronous oil cylinder control oil circuit device with improved structure Download PDFInfo
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- CN203604296U CN203604296U CN201320664873.3U CN201320664873U CN203604296U CN 203604296 U CN203604296 U CN 203604296U CN 201320664873 U CN201320664873 U CN 201320664873U CN 203604296 U CN203604296 U CN 203604296U
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- oil circuit
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Abstract
The utility model discloses a synchronous oil cylinder control oil circuit device with an improved structure. The synchronous oil cylinder control oil circuit device is mainly composed of a system pressure oil circuit, at least two oil cylinders needing synchronous movement, a rod-cavity-free oil circuit, a rod cavity oil circuit, a first electromagnetic direction valve, a second electromagnetic direction valve and an electromagnetic overflow valve. The synchronous oil cylinder control oil circuit device with the improved structure has the advantages that the structure is compact, hydraulic pressure provided by the synchronous oil cylinders can be continuously adjusted, safety and reliability are achieved, it is guaranteed that the oil cylinders can not be damaged, and cost is low.
Description
Technical field
The utility model belongs to technical field of hydraulic, is specifically related to a kind of synchronous fuel tank oil circuit control device for cooker forming machine.
Background technique
As shown in Figure 1, in the cooker forming machine of existing Guangdong Keda Electromechanical Co., Ltd exploitation, four flanging oil cylinders 11 are mounted on moved cross beam 12, and the piston of the piston of master cylinder 13 and four drawing oil cylinders 14 is all connected with moved cross beam 12 by screw; Mould circle is installed on the piston of flanging oil cylinder, and the punch of mould is arranged on moved cross beam.When work, the downward action drives moved cross beam of drawing oil cylinder drives piston action downwards together with four flanging oil cylinders of master cylinder, in the time that the downward action of drawing oil cylinder makes mould circle on flanging oil cylinder piston touch aluminium flake, drawing oil cylinder produces drawing pressure, the downward drawing aluminium flake of punch of mould, the simultaneously piston of flanging oil cylinder passive backhaul and produce pressure-pad-force and make mould circle push down tightly the periphery of aluminium flake under the effect of drawing pressure, avoids pan to produce the defect of wrinkle or fracture.In the hydraulic control of above-mentioned flanging oil cylinder, having a kind of hydraulic control mode is that adoption rate selector valve is realized, and pressure-pad-force that flanging oil cylinder provides can accurately be controlled and can be adjustable continuously.But, because the price of proportional reversing valve is higher, and need to adopt special oil purifier, cause the cost of whole hydraulic control device higher.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art part, and a kind of synchronous fuel tank oil circuit control device that improves structure is provided, and its compact structure and cost are lower.
For reaching said structure, the utility model adopts following technological scheme:
Improve a synchronous fuel tank oil circuit control device for structure, comprise that system pressure oil oil circuit and at least two need the oil cylinder of synchronization motion, the rodless cavity of each oil cylinder is connected with a rodless cavity oil circuit respectively, and the rod chamber of each oil cylinder is connected with a rod chamber oil circuit respectively; Also comprise: one first electromagnetic direction valve, described rod chamber oil circuit is connected with the first interface of described the first electromagnetic direction valve, and the second interface of described the first electromagnetic direction valve is connected with described system pressure oil oil circuit; One second electromagnetic direction valve, described rodless cavity oil circuit is connected with the first interface of described the second electromagnetic direction valve, and the second interface of described the second electromagnetic direction valve is connected with described system pressure oil oil circuit; With an electromagnetic relief valve, the entrance of described electromagnetic relief valve is connected with the 3rd interface of described the first solenoid valve by an one-way valve, and the entrance of described electromagnetic relief valve is connected with the 3rd interface of described the second electromagnetic direction valve, the outlet of described electromagnetic relief valve is connected with system oil return oil circuit.
As preferably, described the first electromagnetic direction valve and the second electromagnetic direction valve are 24 logical electromagnetic direction valves.
For regulating the downstream rate of synchronous fuel tank, described rod chamber oil circuit is connected with the first interface of described the first electromagnetic direction valve by an one-way throttle valve.
For the pressure that guarantees synchronous fuel tank is no more than safety pressure, the utility model also comprises a two-way relief valve, the entrance of described two-way relief valve is connected with described rod chamber oil circuit and described rodless cavity oil circuit respectively, and the outlet of described two-way relief valve is connected with described system oil return oil circuit.
Further, the described oil cylinder that needs synchronization motion is four flanging oil cylinders of cooker forming machine.
The utility model is by adopting said structure, and having hydraulic coupling that compact structure, synchronous fuel tank provide can continuous setup, safe and reliable and guarantee the features such as oil cylinder is not damaged, and cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing cooker forming machine.
Fig. 2 is control principle drawing of the present utility model.
In figure:
11-flanging oil cylinder; 12-moved cross beam; 13-master cylinder; 14-drawing oil cylinder; 21-rod chamber oil circuit; 22-rodless cavity oil circuit; The 31-the first electromagnetic direction valve; The 32-the second electromagnetic direction valve; 4-electromagnetic relief valve; 5-one-way throttle valve; 6-two-way relief valve; 71-system pressure oil oil circuit; 72-system oil return oil circuit; 8-one-way valve.
Now in conjunction with the accompanying drawings and embodiments the utility model is described in further detail.
Embodiment
As depicted in figs. 1 and 2, a kind of synchronous fuel tank oil circuit control device that improves structure described in the present embodiment, it is the flanging oil cylinder 11 that needs synchronization motion for controlling four of cooker forming machine, mainly formed by four flanging oil cylinders 11, one the first electromagnetic direction valve 31, one the second electromagnetic direction valve 32, electromagnetic relief valve 4, one-way throttle valve 5, a two-way relief valve 6 and an one-way valve 8, and the first electromagnetic direction valve and the second electromagnetic direction valve are 24 logical electromagnetic direction valves.
The rod chamber of four flanging oil cylinders 11 is a rod chamber oil circuit 21 of access in parallel respectively, and this rod chamber oil circuit 22 is connected with the first interface (B mouth) of the first electromagnetic direction valve 31 by one-way throttle valve 5.Second interface (P mouth) of the first electromagnetic direction valve 31 is connected with system pressure oil oil circuit 71; Its 3rd interface (T mouth) is connected with the entrance of electromagnetic relief valve 4 by an one-way valve 8.The rodless cavity of four flanging oil cylinders 11 is a rodless cavity oil circuit 22 of access in parallel respectively, and this rodless cavity oil circuit 22 is connected with the first interface (A mouth) of the second electromagnetic direction valve 32.Second interface (P mouth) of the second electromagnetic direction valve 32 is connected with system pressure oil oil circuit 71; Its 3rd interface (T mouth) is connected with the entrance of electromagnetic relief valve 4.The outlet of electromagnetic relief valve 4 is connected with system oil return oil circuit 72.The entrance of two-way relief valve 6 is connected with rod chamber oil circuit 21 and rodless cavity oil circuit 22 respectively, and its outlet is connected with system oil return oil circuit 72.
Working procedure of the present utility model is as follows:
When the YV2 of the first electromagnetic direction valve and the YV3 of electromagnetic relief valve obtain YV1 dead electricity electric, the second electromagnetic direction valve, four flanging oil cylinder uplink synchronizations are to upper change point and stop action.When YV1 obtains electric and YV2 and YV3 dead electricity, now oil circuit forms differential oil line, increases the downstream rate of flanging oil cylinder, and four flanging oil cylinder DL synchronizations are to lower-limit point and stop moving.In the time of mould circle contact aluminium flake, the equal dead electricity of YV1, YV2 and YV3, four flanging oil cylinder synchronous passive backhauls under the effect of drawing pressure, operator is as long as change the force value of electromagnetic relief valve, the pressure of four flanging oil cylinder rodless cavities is just changed, and pressure-pad-force is also changed.By regulating one-way throttle valve, can regulate the downstream rate of four flanging oil cylinders.Two-way relief valve, as safety valve, guarantees that the pressure of oil cylinder is no more than safety pressure, plays the effect of protection oil cylinder.
Claims (5)
1. one kind is improved the synchronous fuel tank oil circuit control device of structure, comprise that system pressure oil oil circuit and at least two need the oil cylinder of synchronization motion, the rodless cavity of each oil cylinder is connected with a rodless cavity oil circuit respectively, and the rod chamber of each oil cylinder is connected with a rod chamber oil circuit respectively, it is characterized in that, also comprise:
One first electromagnetic direction valve, described rod chamber oil circuit is connected with the first interface of described the first electromagnetic direction valve, and the second interface of described the first electromagnetic direction valve is connected with described system pressure oil oil circuit;
One second electromagnetic direction valve, described rodless cavity oil circuit is connected with the first interface of described the second electromagnetic direction valve, and the second interface of described the second electromagnetic direction valve is connected with described system pressure oil oil circuit; With
One electromagnetic relief valve, the entrance of described electromagnetic relief valve is connected with the 3rd interface of described the first solenoid valve by an one-way valve, and the entrance of described electromagnetic relief valve is connected with the 3rd interface of described the second electromagnetic direction valve, the outlet of described electromagnetic relief valve is connected with system oil return oil circuit.
2. a kind of synchronous fuel tank oil circuit control device that improves structure according to claim 1, is characterized in that, described the first electromagnetic direction valve and the second electromagnetic direction valve are 24 logical electromagnetic direction valves.
3. a kind of synchronous fuel tank oil circuit control device that improves structure according to claim 1 and 2, is characterized in that, described rod chamber oil circuit is connected with the first interface of described the first electromagnetic direction valve by an one-way throttle valve.
4. a kind of synchronous fuel tank oil circuit control device that improves structure according to claim 1 and 2, it is characterized in that, also comprise a two-way relief valve, the entrance of described two-way relief valve is connected with described rod chamber oil circuit and described rodless cavity oil circuit respectively, and the outlet of described two-way relief valve is connected with described system oil return oil circuit.
5. a kind of synchronous fuel tank oil circuit control device that improves structure according to claim 1 and 2, is characterized in that, the described oil cylinder that needs synchronization motion is four flanging oil cylinders of cooker forming machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664873.3U CN203604296U (en) | 2013-10-25 | 2013-10-25 | Synchronous oil cylinder control oil circuit device with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664873.3U CN203604296U (en) | 2013-10-25 | 2013-10-25 | Synchronous oil cylinder control oil circuit device with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203604296U true CN203604296U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320664873.3U Expired - Fee Related CN203604296U (en) | 2013-10-25 | 2013-10-25 | Synchronous oil cylinder control oil circuit device with improved structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN203604296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564869A (en) * | 2013-10-25 | 2015-04-29 | 广东科达洁能股份有限公司 | Structure-improved synchronous oil cylinder oil circuit control device |
-
2013
- 2013-10-25 CN CN201320664873.3U patent/CN203604296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564869A (en) * | 2013-10-25 | 2015-04-29 | 广东科达洁能股份有限公司 | Structure-improved synchronous oil cylinder oil circuit control device |
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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: GUANGDONG KEDA CLEAN ENERGY CO., LTD. Free format text: FORMER NAME: GUANGDONG KEDA ELECTROMECHANICAL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528313 Guangdong City, Shunde province Chencun Town, industrial park, long Ring Road West Town, No. 1 Patentee after: KEDA CLEAN ENERGY CO., LTD. Address before: 528313 Guangdong City, Shunde province Chencun Town, industrial park, long Ring Road West Town, No. 1 Patentee before: Guangdong Keda Electromechanical Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20171025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |