CN102527902A - Hydraulic control system for riveting machine - Google Patents
Hydraulic control system for riveting machine Download PDFInfo
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- CN102527902A CN102527902A CN2010105774180A CN201010577418A CN102527902A CN 102527902 A CN102527902 A CN 102527902A CN 2010105774180 A CN2010105774180 A CN 2010105774180A CN 201010577418 A CN201010577418 A CN 201010577418A CN 102527902 A CN102527902 A CN 102527902A
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Abstract
The invention discloses a hydraulic control system for a riveting machine. The hydraulic control system comprises an oil tank, a hydraulic pump and a dynamic hydraulic cylinder, wherein an outlet of the hydraulic pump is communicated with a port P of a reversing valve I, a port B of the reversing valve I is communicated with a port R of a reversing valve II and the output end of a pressure cylinder respectively, a port O of the reversing valve I is communicated with the port R of the reversing valve II, a port A of the reversing valve I is communicated with a rod cavity of the dynamic hydraulic cylinder, a port D of the reversing valve II is communicated with the input end of the pressure cylinder, the output end of the pressure cylinder is communicated with a non-rod cavity of the dynamic hydraulic cylinder, a check valve II and a speed control valve are arranged between the port B of the reversing valve I and the output end of the pressure cylinder, a pressure relay is arranged between an outlet of the speed control valve and the non-rod cavity of the dynamic hydraulic cylinder, and a sequence valve is arranged at an outlet of the check valve I. The hydraulic control system has the following advantages of stable and reliable working process, high working pressure, electromechanical liquid integration design, high intelligence level, compact structure and convenience for assembly and maintenance.
Description
Technical field
The invention belongs to technical field of hydraulic, relate to a kind of hydraulic control system, be specifically related to a kind of riveting machine and use hydraulic control system.
Background technology
Hydraulic drive and control are the output (power, displacement or speed etc.) that realizes various mechanical quantity with liquid (oil, high water base fluid are pressed oil, synthetic fluid) as medium; It is compared with simple machine driving, Electrified Transmission and Pneumatic Transmission; It is big to have transmitted power; Characteristics such as structure is little, response is fast, thereby be widely used in various plant equipment and accurate automatic control system.Riveting machine is the riveting equipment in the automotive frame riveting production line; This machine is a homemade special equipment during general technology is transformed, and conventional riveting machine hydraulic control system is comparatively complicated, usually causes the riveting machine complex structure when cooperating riveting machine to use; It is slow to go into operation, and it is unreliable to work.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of riveting machine to use hydraulic control system, its course of work is steadily reliable; Operating pressure is high; The design of employing mechanical-electrical-hydraulic integration, intelligent degree is high; Compact conformation assembles easy to maintenance.
For realizing above-mentioned purpose; The technical scheme that the present invention adopts is: a kind of riveting machine is used hydraulic control system; Comprise fuel tank, hydraulic pump and power hydraulic cylinder; It is characterized in that: said hydraulic pump outlet is connected with the P mouth of reversal valve one, and the B mouth of said reversal valve one is connected with the R mouth and the pressurized cylinder output of reversal valve two respectively, and the O mouth of said reversal valve one is connected with the R mouth of reversal valve two; The A mouth of said reversal valve one is connected with the power hydraulic cylinder rod chamber; The D mouth of said reversal valve two is connected with the pressurized cylinder input, and said pressurized cylinder output is connected with the power hydraulic cylinder rodless cavity, is provided with check valve two and flow speed control valve between the B mouth of said reversal valve one and the pressurized cylinder output; Be provided with pressure switch one and pressure switch two between the outlet of said flow speed control valve and the power hydraulic cylinder rodless cavity, said check valve one exit is provided with sequence valve and overflow valve.
Said hydraulic pump outlet is provided with check valve one, and said check valve one exit is provided with Pressure gauge one, and said flow speed control valve exit is provided with Pressure gauge two.
Said hydraulic pump is a pair vane pump; Said reversal valve one is the 3 position-5 way solenoid directional control valve; Said check valve two is a hydraulic control one-way valve; Said reversal valve two is the two-position four-way solenoid directional control valve, and said pressure switch one is middle pressure pressure relay, and said pressure switch two is the high-pressure relay.
Be provided with filter between said fuel tank and the hydraulic pump.
The present invention compared with prior art has the following advantages:
(1) this riveting machine is low with the hydraulic control system noise, vibrates for a short time, and job safety, the course of work are steadily reliable;
(2) this riveting machine has adopted the hydraulic booster technology with hydraulic control system, and hydraulic fluid press pump and booster can obtain to push required higher operating pressure in using;
(3) this riveting machine adopts the mechanical-electrical-hydraulic integration design with hydraulic control system; Piston rod end and cylinder barrel place at power hydraulic cylinder are provided with hand-holdable annular knurl hollow handle (interior dress magnetic valve button); Can conveniently realize die replacing and control automatically, intelligent degree is very high;
(4) this riveting machine adopts the Hydraulic Station form with the hydraulic means of hydraulic control system, and apparatus structure compactness, neat appearance, assembling are easy to maintenance;
Through accompanying drawing and embodiment, the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a hydraulic control sketch map of the present invention.
Description of reference numerals:
The 1-fuel tank; The 2-hydraulic pump; 3-check valve one;
The 4-sequence valve; The 5-overflow valve; 6-Pressure gauge one;
7-reversal valve one; 8-check valve two; The 9-flow speed control valve;
10-reversal valve two; The 11-pressurized cylinder; 12-Pressure gauge two;
The 13-power hydraulic cylinder; 14-pressure switch one; 15-pressure switch two.
The specific embodiment
A kind of riveting machine as shown in Figure 1 is used hydraulic control system; Comprise fuel tank 1, hydraulic pump 2 and power hydraulic cylinder 13; Said hydraulic pump 2 outlets are connected with the P mouth of reversal valve 1; The B mouth of said reversal valve 1 is connected with the R mouth and pressurized cylinder 11 outputs of reversal valve 2 10 respectively; The O mouth of said reversal valve 1 is connected with the R mouth of reversal valve 2 10, and the A mouth of said reversal valve 1 is connected with power hydraulic cylinder 13 rod chambers, and the D mouth of said reversal valve 2 10 is connected with pressurized cylinder 11 inputs; Said pressurized cylinder 11 outputs are connected with power hydraulic cylinder 13 rodless cavities; Be provided with check valve 28 and flow speed control valve 9 between the B mouth of said reversal valve 1 and pressurized cylinder 11 outputs, be provided with pressure switch 1 and pressure switch 2 15 between the outlet of said flow speed control valve 9 and power hydraulic cylinder 13 rodless cavities, said check valve one 3 exits are provided with sequence valve 4 and overflow valve 5.
As shown in Figure 1, said hydraulic pump 2 outlets are provided with check valve 1, and said check valve one 3 exits are provided with Pressure gauge 1, and said flow speed control valve 9 exits are provided with Pressure gauge 2 12.
As shown in Figure 1; Said hydraulic pump 2 is a pair vane pump; Said reversal valve 1 is the 3 position-5 way solenoid directional control valve, and said check valve 28 is a hydraulic control one-way valve, and said reversal valve 2 10 is the two-position four-way solenoid directional control valve; Said pressure switch 1 is middle pressure pressure relay, and said pressure switch 2 15 is the high-pressure relay.
As shown in Figure 1, be provided with filter between said fuel tank 1 and the hydraulic pump 2.
Riveting machine of the present invention with the course of work of hydraulic control system is: this riveting machine uses the oil sources of hydraulic control system to be hydraulic pump (being pair vane pump) 2, and the maximum working pressure of this pump is set by oil-overflow valve 5, and shows through Pressure gauge 1; The direction of motion of power hydraulic cylinder 13 is by reversal valve one (being the 3 position-5 way solenoid directional control valve) 7 controls, and its meta is used for the off-load of hydraulic pump 2; The reciprocating action of reversal valve two (being the two-position four-way solenoid directional control valve) 10 control pressurized cylinders 11, pressurized cylinder 11 provides extruding force required hydraulic oil to hydrodynamic cylinder pressure 13; Pressure switch one (pressure pressure relay promptly) 14 is used for controlling the conversion between operation cycle fast feed and the work feed; Pressure switch two (being the high-pressure relay) 15 be used for controlling the operation cycle work feed and return fast between conversion; Check valve two (being hydraulic control one-way valve) 8 is used for the isolation between high pressure and the low pressure; Pressure switch 1 and pressure switch 2 15 are converted into pressure by system by load, send the signal of telecommunication, through the time relay control reversal valve 1 of electric-control system and the break-make electricity of reversal valve 2 10 electromagnet, thus control 13 duration of power hydraulic cylinder.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit all still belongs in the protection domain of technical scheme of the present invention any simple modification, change and equivalent structure transformation that above embodiment did according to the present invention.
Claims (4)
1. a riveting machine is used hydraulic control system; Comprise fuel tank (1), hydraulic pump (2) and power hydraulic cylinder (13); It is characterized in that: said hydraulic pump (2) outlet is connected with the P mouth of reversal valve one (7); The B mouth of said reversal valve one (7) is connected with the R mouth and pressurized cylinder (11) output of reversal valve two (10) respectively; 0 mouthful of R mouth with reversal valve two (10) of said reversal valve one (7) is connected, and the A mouth of said reversal valve one (7) is connected with power hydraulic cylinder (13) rod chamber, and the D mouth of said reversal valve two (10) is connected with pressurized cylinder (11) input; Said pressurized cylinder (11) output is connected with power hydraulic cylinder (13) rodless cavity; Be provided with check valve two (8) and flow speed control valve (9) between the B mouth of said reversal valve one (7) and pressurized cylinder (11) output, be provided with pressure switch one (14) and pressure switch two (15) between the outlet of said flow speed control valve (9) and power hydraulic cylinder (13) rodless cavity, said check valve one (3) exit is provided with sequence valve (4) and overflow valve (5).
2. use hydraulic control system according to the described a kind of riveting machine of claim 1; It is characterized in that: said hydraulic pump (2) outlet is provided with check valve one (3); Said check valve one (3) exit is provided with Pressure gauge one (6), and said flow speed control valve (9) exit is provided with Pressure gauge two (12).
3. use hydraulic control system according to the described a kind of riveting machine of claim 1; It is characterized in that: said hydraulic pump (2) is a pair vane pump; Said reversal valve one (7) is the 3 position-5 way solenoid directional control valve, and said check valve two (8) is a hydraulic control one-way valve, and said reversal valve two (10) is the two-position four-way solenoid directional control valve; Said pressure switch one (14) is middle pressure pressure relay, and said pressure switch two (15) is the high-pressure relay.
4. use hydraulic control system according to the described a kind of riveting machine of claim 1, it is characterized in that: be provided with filter between said fuel tank (1) and the hydraulic pump (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105774180A CN102527902A (en) | 2010-12-08 | 2010-12-08 | Hydraulic control system for riveting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105774180A CN102527902A (en) | 2010-12-08 | 2010-12-08 | Hydraulic control system for riveting machine |
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| Publication Number | Publication Date |
|---|---|
| CN102527902A true CN102527902A (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105774180A Pending CN102527902A (en) | 2010-12-08 | 2010-12-08 | Hydraulic control system for riveting machine |
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| CN (1) | CN102527902A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618657A (en) * | 2016-01-07 | 2016-06-01 | 重庆工商职业学院 | Full-hydraulic riveting machine used for automotive frame production line |
| CN105728094A (en) * | 2016-05-05 | 2016-07-06 | 湖州市千金宝云机械铸件有限公司 | Casting smelting raw material transporting and pulverizing machine adopting hydraulic system |
| CN105782145A (en) * | 2016-05-05 | 2016-07-20 | 湖州市千金宝云机械铸件有限公司 | Hydraulic oil way of casting smelting raw material conveying pulverizer |
| CN106984763A (en) * | 2017-05-05 | 2017-07-28 | 浙江亿洋智能装备科技股份有限公司 | A kind of large hydraulic automatic riveting device |
-
2010
- 2010-12-08 CN CN2010105774180A patent/CN102527902A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618657A (en) * | 2016-01-07 | 2016-06-01 | 重庆工商职业学院 | Full-hydraulic riveting machine used for automotive frame production line |
| CN105728094A (en) * | 2016-05-05 | 2016-07-06 | 湖州市千金宝云机械铸件有限公司 | Casting smelting raw material transporting and pulverizing machine adopting hydraulic system |
| CN105782145A (en) * | 2016-05-05 | 2016-07-20 | 湖州市千金宝云机械铸件有限公司 | Hydraulic oil way of casting smelting raw material conveying pulverizer |
| CN105728094B (en) * | 2016-05-05 | 2017-11-07 | 湖州市千金宝云机械铸件有限公司 | Pulverizer is transported using the casting melting raw material of hydraulic system |
| CN106984763A (en) * | 2017-05-05 | 2017-07-28 | 浙江亿洋智能装备科技股份有限公司 | A kind of large hydraulic automatic riveting device |
| CN106984763B (en) * | 2017-05-05 | 2019-06-14 | 浙江亿洋智能装备科技股份有限公司 | A kind of large hydraulic automatic riveting device |
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Application publication date: 20120704 |