CN206054410U - Tyre vulcanizer folding mould loop hydraulic system - Google Patents
Tyre vulcanizer folding mould loop hydraulic system Download PDFInfo
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- CN206054410U CN206054410U CN201620935420.3U CN201620935420U CN206054410U CN 206054410 U CN206054410 U CN 206054410U CN 201620935420 U CN201620935420 U CN 201620935420U CN 206054410 U CN206054410 U CN 206054410U
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Abstract
The utility model discloses a kind of tyre vulcanizer folding mould loop hydraulic system, including pumping source, fuel tank, three-position four-way valve, one-way throttle valve, overflow valve, balanced valve, different valve, differential stop valve and oil cylinder, the pumping source connects the P mouths of three-position four-way valve, the B mouths of the A mouth connecting balanced valves of three-position four-way valve, the A mouths of balanced valve connect the lower oil cavitie of oil cylinder, the A mouths of balanced valve connect the A mouths of different valve, the upper oil cavitie of oil cylinder connects the P mouths of differential stop valve, the P mouths of different valve, the A mouths of overflow valve, the B mouths connection fuel tank of overflow valve, the T mouths connection fuel tank of three-position four-way valve, the B mouths of three-position four-way valve connect the P2 mouths of one-way throttle valve, the X mouths of balanced valve, the P1 mouths of one-way throttle valve connect the A mouths of differential stop valve.When fuel feeding pump discharge is identical, the rate of climb and decrease speed of this loop oil cylinder are all improved this utility model.
Description
Technical field
This utility model is related to the hydraulic circuit of tyre vulcanizer folding mould, and in particular to a kind of tyre vulcanizer folding mould
Loop hydraulic system.
Background technology
Existing vulcanizing machine for auto tires folding mould loop control system, adoption rate reversal valve add the split matched moulds of balanced valve to enter
Row control, whole loop is non-differential circuit, and when fuel feeding pump discharge is identical, the rising or falling speed of this loop oil cylinder is slow, goes out tire effect
Rate is low.
The content of the invention
In order to solve above-mentioned technical problem, this utility model provides a kind of tyre vulcanizer folding mould loop hydraulic system
System, when fuel feeding pump discharge is identical, the rate of climb and decrease speed of this loop oil cylinder are all improved.
The scheme that this utility model solves above-mentioned technical problem is as follows：
Tyre vulcanizer folding mould loop hydraulic system, including pumping source, fuel tank, three-position four-way valve, one-way throttle valve, overflow
Valve, balanced valve, different valve, differential stop valve and oil cylinder, the pumping source connect the P mouths of three-position four-way valve, the A mouths of three-position four-way valve
The B mouths of connecting balanced valve, the A mouths of balanced valve connect the lower oil cavitie of oil cylinder, and the A mouths of balanced valve connect the A mouths of different valve, oil cylinder
The P mouths of upper oil cavitie connection differential stop valve, the P mouths of different valve, the A mouths of overflow valve, the B mouths connection fuel tank of overflow valve, three four
The T mouths connection fuel tank of port valve, the P2 mouths of the B mouths connection one-way throttle valve of three-position four-way valve, the X mouths of balanced valve, one-way throttle valve
P1 mouths connect differential stop valve A mouths.
The upper oil cavitie and lower oil cavitie of the oil cylinder is provided with pressure measuring tie-in.
This utility model is had the following advantages relative to prior art：
1st, vulcanizing machine for auto tires rises the differential descending technical scheme for forcing feed circuit control using folding mould：(1) it is oily
Cylinder rises differential descending pressure repairing；(2), during oil cylinder rapid decrease, velocity magnitude can be controlled regulation by one-way throttle valve.Tool
Body is：
Different valve is added to add one-way throttle valve using three-position four-way valve plus balanced valve, it is all differential circuit that whole loop is two-way,
In raising and lowering, whole oil stream all walks differential circuit to folding mould oil cylinder, when pumping source output flow is identical, this loop oil cylinder
Accelerate in raising and lowering process medium velocity, and oil cylinder declines mold deadweight power can be leaned on to drive oil cylinder rapid decrease, can be with
Fuel feeding oil pump, the more energy efficient environmental protection of system, and differential circuit need not be opened, and to go out tire in hgher efficiency；The decrease speed of oil cylinder can be by
One-way throttle valve carries out speed regulation, easy to use, is easy to operation.
2nd, except pumping source, fuel tank, oil cylinder, other elements are integrated on oil path block, compact conformation, convenient to install.
3rd, balanced valve plays a part of the weight of balancing cylinder and load, and overflow valve plays a part of relief valve, and pressure measurement connects
Head can be with the pressure of real-time detecting system.
Description of the drawings
Fig. 1 is the hydraulic circuit figure under this utility model holding state.
Fig. 2 is the zooming hydraulic circuit figure of this utility model oil cylinder.
Fig. 3 is the hydraulic circuit figure of this utility model oil cylinder rapid decrease.
Fig. 4 is the hydraulic circuit figure of this utility model oil cylinder descending at slow speed.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Tyre vulcanizer folding mould loop hydraulic system as Figure 1-Figure 4, including pumping source 1, fuel tank 2,3-position 4-way
Valve 3, one-way throttle valve 4, overflow valve 5, balanced valve 6, different valve 7, differential stop valve 8 and oil cylinder 10, the pumping source 1 connect three
The P mouths of cross valve 3, the B mouths of the A mouths connecting balanced valve 6 of three-position four-way valve 3, the A mouths of balanced valve 6 connect the lower oil cavitie of oil cylinder 10,
The A mouths of balanced valve 6 connect the A mouths of different valve 7, the P mouths of the upper oil cavitie connection differential stop valve 8 of oil cylinder 10, the P mouths of different valve 7,
The A mouths of overflow valve 5, the B mouths connection fuel tank 10 of overflow valve 5, the T mouths connection fuel tank 2 of three-position four-way valve 3, the B of three-position four-way valve 3
The P2 mouths of mouth connection one-way throttle valve 4, the X mouths of balanced valve 6, the P1 mouths of one-way throttle valve 4 connect the A mouths of differential stop valve 8.Oil
The upper oil cavitie and lower oil cavitie of cylinder 10 is provided with pressure measuring tie-in 9.
The technological requirement of oil circuit element：
Fuel tank：Sheet metal blanking, welding, bonderizing, surfacecti proteon.
Except pumping source, fuel tank, oil cylinder, other elements are integrated on oil path block.
Pipeline：To pumping source, oil path block to the connected mode for adding flexible pipe between oil cylinder using hard tube, hard tube includes curved oil path block
Pipe, welding, acid pickling and rust removing, neutralization, protection etc., flexible pipe outsourcing return to clean.
Oil path block：To clean after fabrication, deburring, surface carries out Nickel Plating Treatment, nickel plating thickness are 0.01mm.
This hydraulic system has 4 kinds of working conditions：
1st, hydraulic system is in holding state：As shown in figure 1, the hydraulic oil of (1) upper oil cavitie cannot be by overflow valve 5, poor
Dynamic valve 7, differential stop valve 8.(2) hydraulic oil of lower oil cavitie cannot pass through balanced valve 6, different valve 7.System remains static.
2nd, hydraulic system is in oil cylinder rapid increase state：As shown in Fig. 2 the trend of hydraulic oil is：(1) pumping source 1 → tri-
Position four-way valve 3 → balanced valve, 6 → lower oil cavitie.(2) upper oil cavitie → 7 → lower oil cavitie of different valve.It can be seen that, (1) (2) two-way hydraulic oil enters
Enter lower oil cavitie, the rate of climb is accelerated.
3rd, hydraulic system is in oil cylinder rapid decrease state：As shown in figure 3, the trend of hydraulic oil is：(1) in the flat of oil cylinder
Under platform and piston rod Gravitative Loads power, hydraulic oil → differential stop valve 8 → one-way throttle valve, the 4 → 3-position 4-way of lower oil cavitie 40%
3 → fuel tank of valve 2.(2) hydraulic oil of lower oil cavitie 60% → 7 → upper oil cavitie of different valve.
4th, hydraulic system is in oil cylinder descending at slow speed state：As shown in figure 4, the trend of hydraulic oil is：(1) pumping source 1 → tri-
Position four-way valve 3 → one-way throttle valve, 4 → differential stop valve, 8 → upper oil cavitie.(2) 1 → three-position four-way valve of pumping source, 3 → balanced valve 6 is opened
Open.(3) lower oil cavitie → 6 → three-position four-way valve of balanced valve, 3 → fuel tank 2.
It is above-mentioned for this utility model preferably embodiment, but embodiment of the present utility model is by the above
Limit, it is other it is any without departing from spirit of the present utility model and the change, modification, replacement made under principle, combine, it is simple
Change, should be equivalent substitute mode, be included within protection domain of the present utility model.
Claims (2)
1. tyre vulcanizer folding mould loop hydraulic system, it is characterised in that：Including pumping source, fuel tank, three-position four-way valve, unidirectional section
Stream valve, overflow valve, balanced valve, different valve, differential stop valve and oil cylinder, the P mouths of the pumping source connection three-position four-way valve, three four
The B mouths of the A mouth connecting balanced valves of port valve, the A mouths of balanced valve connect the lower oil cavitie of oil cylinder, and the A mouths of balanced valve connect the A of different valve
Mouthful, the P mouths of the upper oil cavitie connection differential stop valve of oil cylinder, the P mouths of different valve, the A mouths of overflow valve, the B mouths connection oil of overflow valve
Case, the T mouths connection fuel tank of three-position four-way valve, the P2 mouths of the B mouths connection one-way throttle valve of three-position four-way valve, the X mouths of balanced valve are single
Connect the A mouths of differential stop valve to the P1 mouths of choke valve.
2. tyre vulcanizer folding mould loop hydraulic system according to claim 1, it is characterised in that：The oil cylinder it is upper
Oil pocket and lower oil cavitie are provided with pressure measuring tie-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935420.3U CN206054410U (en) | 2016-08-24 | 2016-08-24 | Tyre vulcanizer folding mould loop hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935420.3U CN206054410U (en) | 2016-08-24 | 2016-08-24 | Tyre vulcanizer folding mould loop hydraulic system |
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| Publication Number | Publication Date |
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| CN206054410U true CN206054410U (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620935420.3U Active CN206054410U (en) | 2016-08-24 | 2016-08-24 | Tyre vulcanizer folding mould loop hydraulic system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461375A (en) * | 2017-08-31 | 2017-12-12 | 江苏凯宫隧道机械有限公司 | Complete-section tunnel boring machine is hinged hydraulic system |
| CN110925250A (en) * | 2018-09-20 | 2020-03-27 | 华澳轮胎设备科技（苏州）股份有限公司 | Differential die opening and closing balance loop, die opening and closing control method and vulcanizing machine |
| WO2021031436A1 (en) * | 2019-08-21 | 2021-02-25 | 华澳轮胎设备科技（苏州）股份有限公司 | Differential control mold opening and closing control loop of vulcanizing machine and mold opening and closing control method |
| CN112412903A (en) * | 2019-08-21 | 2021-02-26 | 华澳轮胎设备科技（苏州）股份有限公司 | Differentially-controlled mold opening and closing control loop and mold opening and closing control method for vulcanizing machine |
| CN113175463A (en) * | 2021-04-30 | 2021-07-27 | 萨驰智能装备股份有限公司 | Integrated hydraulic system and tire vulcanizer |
| CN113482980A (en) * | 2021-06-29 | 2021-10-08 | 广州宝力特液压技术有限公司 | Differential circuit of opening and closing mold of tire vulcanizer |
-
2016
- 2016-08-24 CN CN201620935420.3U patent/CN206054410U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461375A (en) * | 2017-08-31 | 2017-12-12 | 江苏凯宫隧道机械有限公司 | Complete-section tunnel boring machine is hinged hydraulic system |
| CN107461375B (en) * | 2017-08-31 | 2023-09-22 | 江苏凯宫隧道机械有限公司 | Full-face tunnel boring machine articulated hydraulic system |
| CN110925250A (en) * | 2018-09-20 | 2020-03-27 | 华澳轮胎设备科技（苏州）股份有限公司 | Differential die opening and closing balance loop, die opening and closing control method and vulcanizing machine |
| WO2021031436A1 (en) * | 2019-08-21 | 2021-02-25 | 华澳轮胎设备科技（苏州）股份有限公司 | Differential control mold opening and closing control loop of vulcanizing machine and mold opening and closing control method |
| CN112412903A (en) * | 2019-08-21 | 2021-02-26 | 华澳轮胎设备科技（苏州）股份有限公司 | Differentially-controlled mold opening and closing control loop and mold opening and closing control method for vulcanizing machine |
| CN113175463A (en) * | 2021-04-30 | 2021-07-27 | 萨驰智能装备股份有限公司 | Integrated hydraulic system and tire vulcanizer |
| WO2022228257A1 (en) * | 2021-04-30 | 2022-11-03 | 萨驰智能装备股份有限公司 | Integrated hydraulic system and tire vulcanizing machine |
| CN113482980A (en) * | 2021-06-29 | 2021-10-08 | 广州宝力特液压技术有限公司 | Differential circuit of opening and closing mold of tire vulcanizer |
| CN113482980B (en) * | 2021-06-29 | 2024-02-13 | 广州宝力特液压技术有限公司 | Mold opening and closing differential circuit of tire vulcanizer |
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