CN205503591U - It is steerable by weldment axial length's friction welding machine hydraulic system - Google Patents
It is steerable by weldment axial length's friction welding machine hydraulic system Download PDFInfo
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- CN205503591U CN205503591U CN201620198263.2U CN201620198263U CN205503591U CN 205503591 U CN205503591 U CN 205503591U CN 201620198263 U CN201620198263 U CN 201620198263U CN 205503591 U CN205503591 U CN 205503591U
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Abstract
The utility model discloses an it is steerable by weldment axial length's friction welding machine hydraulic system, including the oil tank an and the blade double pump that connect gradually, float volume impeller pump in the blade double pump and big discharge capacity impeller pump are simultaneously through the AC motor drive, and the exit of float volume impeller pump is equipped with electromagnetic relief valve A, and float volume impeller pump is arranged in providing pressure to the working circuit of friction welding machine clutch brake's working circuit, rotary fixture's working circuit and removal anchor clamps, the exit of big discharge capacity impeller pump is equipped with electromagnetic relief valve B, and big discharge capacity impeller pump is arranged in providing pressure to the working circuit of friction welding machine application of force hydro -cylinder. The problem of current welding mode can't definitely eliminate every and welded the axial positioning error of part at friction welding machine's rotary fixture, in removing anchor clamps, the also unable axial internal clearance who eliminates main shaft system middle (center) bearing leads to welding back part overall length deviation to exceed 0.1mm's requirement, causes that the part is unable to satisfy installation, operation requirement, becomes the waste product is solved.
Description
Technical field
This utility model belongs to Friction welding technique field, and relating to one, can to control welded part axial
The friction-welding machine hydraulic system of length.
Background technology
When some precision components use friction welding, do not require nothing more than weld strength and reach requirement, also
After needs make welding, part overall length deviation controls, within ± 0.1mm, to need before welding for this
Eliminate by the weldering part axial position error in the rolling clamp, movable clamp of friction-welding machine,
The end-play of friction-welding machine axis system middle (center) bearing to be eliminated.Common practice is to depend at present
Manually or machine will by weldering part be respectively put in the rolling clamp of friction-welding machine, movable clamp,
Friction-welding machine welds；This work cannot definitely eliminate each by weldering part at friction-welding machine
Rolling clamp, axial position error in movable clamp, the axle of axis system middle (center) bearing simultaneously
Not being eliminated to play, the axial compressive force that the oil cylinder that exerts a force during welding applies can make to be welded part and exist
Axially having play, after causing welding, part overall length deviation exceedes the ± requirement of 0.1mm, causes zero
Part cannot meet installation, use requirement, becomes waste product.
Utility model content
The purpose of this utility model is to provide a kind of friction welding (FW) controlling welded part axial length
Machine hydraulic system, solves existing welding manner when welding precision component, it is impossible to definitely eliminate
It is each by the weldering part axial position error in the rolling clamp, movable clamp of friction-welding machine,
Also cannot eliminate the end-play of axis system middle (center) bearing, after causing welding, part overall length is inclined simultaneously
Difference exceedes the ± requirement of 0.1mm, causes part cannot meet installations, use requirement, becomes useless
The problem of product.
This utility model be employed technical scheme comprise that, a kind of welded part axial length of controlling
Friction-welding machine hydraulic system, including the fuel tank a being sequentially connected with and blade duplex pump, blade duplex
Small displacement vane pump and vane pump in large discharge capacity in pump are driven by alternating current generator simultaneously, small displacement
The exit of vane pump is provided with electromagnetic relief valve A, and small displacement vane pump is in friction-welding machine
The performance loop of clutch-brake, the performance loop of rolling clamp and the performance loop of movable clamp
Pressure is provided；The exit of vane pump in large discharge capacity is provided with electromagnetic relief valve B, vane pump in large discharge capacity
For providing pressure to the performance loop of the oil cylinder that exerts a force in friction-welding machine；
Wherein the performance loop of clutch-brake includes two position four-way solenoid valve E, two four energisings
Two working holes of magnet valve E are connected with the oil cylinder of clutch-brake, two position four-way solenoid valve E
Pressure port be sequentially connected with air relief valve C and electromagnetic relief valve A, two position four-way solenoid valve E's
Oil return opening is connected to the connection of fuel tank b, two position four-way solenoid valve E and the oil cylinder of clutch-brake
It is provided with hydraulic control one-way valve C between loop, air relief valve C is also associated with Pressure gauge A.
Feature of the present utility model also resides in,
Wherein it is also associated with Pressure gauge D at electromagnetic relief valve A, also connects at electromagnetic relief valve B
It is connected to Pressure gauge E.
Wherein the performance loop of rolling clamp includes two position four-way solenoid valve C, two four-way electromagnetics
Two working holes of valve C are connected with the oil cylinder of rolling clamp, the pressure of two position four-way solenoid valve C
Power mouth is sequentially connected with air relief valve B and electromagnetic relief valve A, the oil return of two position four-way solenoid valve C
Mouth be connected to the oil cylinder of fuel tank b, two position four-way solenoid valve C and rolling clamp link circuit it
Between be provided with hydraulic control one-way valve B, hydraulic control one-way valve B is also associated be electrolysed point pressure table B, two
Two position four-way solenoid valve D it are provided with between position four-way solenoid valve C and hydraulic control one-way valve B, two
Four way solenoid valve D is also connected with direct-acting overflow valve B.
Wherein the performance loop of movable clamp includes two position four-way solenoid valve A, two four-way electromagnetics
Two working holes of valve A are connected with the oil cylinder of movable clamp, the pressure of two position four-way solenoid valve A
Power mouth is sequentially connected with air relief valve A and electromagnetic relief valve A, the oil return of two position four-way solenoid valve A
Mouth be connected to the oil cylinder of fuel tank b, two position four-way solenoid valve A and movable clamp link circuit it
Between be provided with hydraulic control one-way valve A, hydraulic control one-way valve A is also associated be electrolysed point pressure Table A,
Two position four-way solenoid valve B it are provided with between two position four-way solenoid valve A and hydraulic control one-way valve A, two
Position four-way solenoid valve B is also connected with direct-acting overflow valve A.
The performance loop of oil cylinder of wherein exerting a force includes tri-groups of shunt circuits of A, B, C, and A group is returned
Road includes two working holes and the force oil of two-position four-way solenoid valve F, two-position four-way solenoid valve F
Cylinder connects, and the pressure port of two-position four-way solenoid valve F is sequentially connected with flow speed control valve A, air relief valve D
And electromagnetic relief valve B, the oil return opening of two-position four-way solenoid valve F is connected to fuel tank c, air relief valve
Pressure gauge B it is also associated with on D；
Wherein B group loop includes two-position four-way solenoid valve G, the two of two-position four-way solenoid valve G
Individual working hole is connected with force oil cylinder, and the pressure port of two-position four-way solenoid valve G is sequentially connected with tune
The oil return opening of speed valve B, air relief valve E and electromagnetic relief valve B, two-position four-way solenoid valve G is even
Receive fuel tank c, deceleration valve E is also associated with Pressure gauge C；
Wherein C group loop includes three position four-way electromagnetic valve, two works of three position four-way electromagnetic valve
Make mouth connect force oil cylinder, the pressure port of three position four-way electromagnetic valve be sequentially connected with flow speed control valve C and
Electromagnetic relief valve B, the oil return opening of three position four-way electromagnetic valve is sequentially connected with flow speed control valve D and fuel tank c.
Wherein it is provided with electrolysis between the link circuit of three position four-way electromagnetic valve and force oil cylinder to press
Power table C.
The beneficial effects of the utility model are, in this utility model in movable clamp performance loop
It is provided with air relief valve A and direct-acting overflow valve A, regulates air relief valve A, make the oil cylinder of movement
When obtaining welding, clamping is by weldering part A and non-slip pressure, regulates direct-acting overflow valve A
The oil cylinder making movable clamp obtains lower clamping by the pressure of weldering part A；At rotating clamp
The performance loop of tool is provided with air relief valve B and direct-acting overflow valve B, regulates air relief valve B
Be the oil cylinder of rolling clamp when obtaining welding clamping by weldering part B and non-slip pressure,
Regulation direct-acting overflow valve B is that the oil cylinder of rolling clamp obtains lower clamping and welded part
The pressure of B, regulation air relief valve D, flow speed control valve A and two-position four-way solenoid valve F, make force oil
Cylinder obtains the pressure of 1.5MPa～3MPa, and force oil cylinder pushing holds by weldering part A's
Movable clamp moves to the rolling clamp that hold by weldering part B, makes to be welded part A and quilt
Weldering part B contact with each other and extrude, eliminate by weldering part friction-welding machine rolling clamp,
Axial error in movable clamp and the end-play of friction-welding machine axis system middle (center) bearing, welded
Length variation after part welding controls within ± 0.1mm.
Accompanying drawing explanation
Fig. 1 is a kind of friction-welding machine hydraulic pressure controlling welded part axial length of this utility model
The structural representation of system.
In figure, 1. fuel tank a, 2. alternating current generator, 3. small displacement vane pump, 4. vane pump in large discharge capacity,
5. electromagnetic relief valve A, 6. air relief valve A, 7. two-position four-way solenoid valve A, 8. two-position four-way electromagnetism
Valve B, 9. direct-acting overflow valve A, 10. electrolysis point pressure Table A, 11. hydraulic control one-way valve A, 12.
Air relief valve B, 13, two-position four-way solenoid valve C, 14. two-position four-way solenoid valve D, 15. direct acting
Formula overflow valve B, 16. electrolysis point pressure table B, 17. hydraulic control one-way valve B, 18. air relief valve C,
19. Pressure gauge A, 20. two-position four-way solenoid valve E, 21. hydraulic control one-way valve C, 22. air relief valve D,
23. Pressure gauge B, 24. flow speed control valve A, 25. two-position four-way solenoid valve F, 26. air relief valve E, 27.
Pressure gauge C, 28. flow speed control valve B, 29. two-position four-way solenoid valve G, 30. flow speed control valve C, 31. 3
Position four-way solenoid valve, 32. flow speed control valve D, 33. electrolysis point pressure table C, 34. electromagnetic relief valve B,
35. Pressure gauge D, 36. clutch-brakes, 37. rolling clamps, 38. movable clamps, 39. forces
Oil cylinder, 40. Pressure gauge E, 41. fuel tank b, 42. fuel tank c.
Detailed description of the invention
With detailed description of the invention, this utility model is described in detail below in conjunction with the accompanying drawings.
A kind of friction-welding machine hydraulic system controlling welded part axial length of this utility model, knot
Structure is as it is shown in figure 1, include fuel tank a1 and the blade duplex pump being sequentially connected with, blade duplex pump
In small displacement vane pump 3 and vane pump in large discharge capacity 4 driven by alternating current generator 2 simultaneously, little
The exit of displacement vane pump 3 is provided with electromagnetic relief valve A5, and small displacement vane pump 3 is for right
The performance loop of clutch-brake 36, the performance loop of rolling clamp 37 and shifting in friction-welding machine
The performance loop of dynamic fixture 38 provides pressure；The exit of vane pump in large discharge capacity 4 is provided with electromagnetism
Overflow valve B34, vane pump in large discharge capacity 4 is for the work to the oil cylinder 39 that exerts a force in friction-welding machine
Loop provides pressure.
(Pressure gauge D35 is used for showing little to be also associated with Pressure gauge D35 at electromagnetic relief valve A5
The system pressure that displacement vane pump 3 is formed), it is also associated with Pressure gauge at electromagnetic relief valve B34
E40 (Pressure gauge E40 is for showing the system pressure that vane pump in large discharge capacity 4 is formed).
Wherein the performance loop of clutch-brake 36 includes two position four-way solenoid valve E20, two
Two working holes (A, B) of four way solenoid valve E20 are connected with the oil cylinder of clutch-brake 36,
The pressure port (P) of two position four-way solenoid valve E20 is sequentially connected with air relief valve C18 and electromagnetism overflow
The oil return opening (O) of valve A5, two position four-way solenoid valve E20 is connected to fuel tank b41, two four
It is provided with fluid-control one-way between the link circuit of the oil cylinder of three-way electromagnetic valve E20 and clutch-brake 36
(direction of hydraulic control one-way valve C21 is by the working hole of two position four-way solenoid valve E20 to valve C21
Point to clutch-brake 36), air relief valve C18 is also associated with Pressure gauge A19.
Wherein the performance loop of rolling clamp 37 includes two position four-way solenoid valve C13, two four
Two working holes (A, B) of three-way electromagnetic valve C13 are connected with the oil cylinder of rolling clamp 37, and two
The pressure port (P) of position four-way solenoid valve C13 is sequentially connected with air relief valve B12 and electromagnetic relief valve
The oil return opening (O) of A5, two position four-way solenoid valve C13 is connected to fuel tank b41, two four-ways
It is provided with hydraulic control one-way valve between the link circuit of the oil cylinder of electromagnetic valve C13 and rolling clamp 37
(direction of hydraulic control one-way valve B17 is to be pointed to by the working hole of two position four-way solenoid valve C13 to B17
Rolling clamp 37), hydraulic control one-way valve B17 is also associated be electrolysed point pressure table B16, two
Two position four-way solenoid valve D14 it are provided with between four way solenoid valve C13 and hydraulic control one-way valve B17,
Two position four-way solenoid valve D14 are also connected with direct-acting overflow valve B15 (two four-way electromagnetics of Direct Action Type
Valve D14 is for controlling the oil circuit connecting and disconnecting of direct-acting overflow valve B15).
Wherein the performance loop of movable clamp 38 includes two position four-way solenoid valve A7, two four-ways
Two working holes (A, B) of electromagnetic valve A7 are connected with the oil cylinder of movable clamp 38, two
Pressure port P of four way solenoid valve A7 is sequentially connected with air relief valve A6 and electromagnetic relief valve A5, and two
The oil return opening (O) of position four-way solenoid valve A7 is connected to fuel tank b41, two position four-way solenoid valves
Hydraulic control one-way valve A11 (hydraulic control it is provided with between the link circuit of the oil cylinder of A5 and movable clamp 38
The direction of check valve A11 is to be pointed to movable clamp by the working hole of two position four-way solenoid valve A7
38), hydraulic control one-way valve A11 is also associated be electrolysed point pressure Table A 10, two four-way electromagnetics
Two position four-way solenoid valve B8, two four energisings it are provided with between valve A7 and hydraulic control one-way valve A11
Magnet valve B8 is also connected with direct-acting overflow valve A9, and (two position four-way solenoid valve B8 are used for controlling direct acting
The oil circuit connecting and disconnecting of formula overflow valve A9).
Wherein the performance loop of force oil cylinder 39 includes tri-groups of shunt circuits of A, B, C, A group
Loop (A group loop is entered for work, it is thus achieved that one-level friction welding speed) includes two-position four-way electricity
Two working holes (A, B) of magnet valve F25, two-position four-way solenoid valve F25 and force oil cylinder
39 connect, and pressure port P of two-position four-way solenoid valve F25 is sequentially connected with flow speed control valve A24, subtracts
Pressure valve D22 and electromagnetic relief valve B34, the oil return opening (O) of two-position four-way solenoid valve F25 is even
Receive fuel tank c42, air relief valve D22 is also associated with Pressure gauge B23；
Wherein B group loop (B group loop is for obtaining two grades of friction welding speed) includes two
Two working holes (A, B) of four way solenoid valve G29, two-position four-way solenoid valve G29 with execute
Power cylinder 39 connects, and pressure port P of two-position four-way solenoid valve G29 is sequentially connected with flow speed control valve
B28, air relief valve E26 and electromagnetic relief valve B34, the oil return opening of two-position four-way solenoid valve G29
(O) it is connected to fuel tank c42, deceleration valve E26 is also associated with Pressure gauge C27；
Wherein C group loop (C group loop is for the fast forward and reverse of welded part) includes three
Four way solenoid valve 31, two working holes (A, B) of three position four-way electromagnetic valve 31 connect force
Oil cylinder 39, the pressure port (P) of three position four-way electromagnetic valve 31 be sequentially connected with flow speed control valve C30 and
Electromagnetic relief valve B34, the oil return opening (O) of three position four-way electromagnetic valve 31 is sequentially connected with flow speed control valve
D32 and fuel tank c42.
Wherein it is provided with electrolysis between the link circuit of three position four-way electromagnetic valve 31 and force oil cylinder 39
Point pressure table C33.
A kind of friction-welding machine hydraulic system controlling welded part axial length of this utility model
Operation principle is, uses the work of alternating current generator 2 band moving vane duplex pump, from the oil of hydraulic system
Extract force feed in case a1；Clutch-brake given by small displacement vane pump 3 in blade duplex pump
The oil cylinder of 36, the oil cylinder of rolling clamp 37, the oil cylinder of movable clamp 38 provide pressure to drive
Clutch-brake 36 on dynamic friction welding machine, rolling clamp 37, movable clamp 38 work；Leaf
Vane pump in large discharge capacity 4 in sheet duplex pump provides pressure to force oil cylinder 39, drives force oil
Axial compressive force when cylinder 39 provides friction welding, movable clamp 38 is driven to retreat；Movable clamp
The pressure in 38 loops by air relief valve A6, two-position four-way solenoid valve A7, hydraulic control one-way valve A11,
Two-position four-way solenoid valve B8, direct-acting overflow valve A9 regulate acquisition, rolling clamp 37 oil circuit
Pressure by air relief valve B12, two-position four-way solenoid valve C13, hydraulic control one-way valve B17, two
Four way solenoid valve D14, direct-acting overflow valve B15 regulate acquisition, clutch-brake 36 loop
Pressure by air relief valve C18, two-position four-way solenoid valve E20, hydraulic control one-way valve C21 regulation obtain
?；The pressure of force oil cylinder 39 is by electromagnetic relief valve B34, air relief valve D22, flow speed control valve
A24, two-position four-way solenoid valve F25, air relief valve E26, flow speed control valve B28, two-position four-way electricity
Magnet valve G29, flow speed control valve C30, flow speed control valve D32, three position four-way electromagnetic valve 31, it is thus achieved that friction
The axial compressive force needed during welding and force oil cylinder rewind speeds；Alternating current generator 2 drives after starting
Blade duplex pump rotates, and electromagnetic relief valve A5 obtains electric and regulates electromagnetic relief valve A5 and can make little
Displacement vane pump 3 is clutch-brake 36, rolling clamp 37, movable clamp 38 oil circuit provide
System pressure, electromagnetic relief valve B34 obtains electric and regulates electromagnetic relief valve B4 and can make huge discharge leaf
Sheet pump 4 provides system pressure for force oil cylinder 39, and Pressure gauge D35, Pressure gauge E40 are respectively
The system pressure that display small displacement vane pump 3, vane pump in large discharge capacity 4 are formed, is subtracted by regulation
Pressure valve B12, when the oil cylinder of rolling clamp 37 just obtains welding, clamping is by weldering part B and not
The pressure skidded, by regulation direct-acting overflow valve B15, the oil cylinder of rolling clamp 37 is with regard to energy
Obtain the clamping of clamping of lower (1MPa～1.8MPa) by the pressure of weldering part B；Pass through
Regulation air relief valve A6, when movable clamp 38 just obtains welding, clamping is by weldering part A and not
The pressure skidded, by regulation direct-acting overflow valve A9, movable clamp 38 just can obtain lower
The clamping of (1MPa～1.8MPa) is by the pressure of weldering part A；The pressure of force oil cylinder 39
Air relief valve D22, flow speed control valve A24, two-position four-way solenoid valve F25 effect under be adjusted to 3
MPa, force oil cylinder 39 promote hold by weldering part A movable clamp 38 to hold by
The rolling clamp 37 of weldering part B moves, make that rolling clamp 37 clamp by weldering part B and
Being contacted by weldering part A and extrude of movable clamp 38 clamping, can eliminate and be installed by weldering part
Time position error in the rolling clamp, movable clamp of friction-welding machine and axis system middle (center) bearing
End-play, three position four-way electromagnetic valve 31 right-hand member electric magnet obtains electric, force oil cylinder 39 drive
Movable clamp 38 slow astern segment distance (20mm), two-position four-way solenoid valve B8, two-position four-way
The equal dead electricity of electric magnet in electromagnetic valve D14, rolling clamp 37, movable clamp 38 pressure equal
Reach the soldered part of high pressure clamping that air relief valve A6, air relief valve B12 set, friction welding (FW)
Connect installation procedure to weld.
Using this control system to weld, part postwelding length variation controls at ± 0.1mm
Within, weldquality is reliable, with low cost, it is adaptable to friction-welding machine industrialized development.
Claims (6)
1. the friction-welding machine hydraulic system that can control welded part axial length, it is characterised in that:
Including the fuel tank a (1) being sequentially connected with and blade duplex pump, little in described blade duplex pump
Displacement vane pump (3) and vane pump in large discharge capacity (4) are driven by alternating current generator (2) simultaneously,
The exit of small displacement vane pump (3) is provided with electromagnetic relief valve A (5), described small displacement leaf
Sheet pump (3) is used for the performance loop to clutch-brake in friction-welding machine (36), rotating clamp
The performance loop of tool (37) and the performance loop of movable clamp (38) provide pressure；Described greatly
The exit of displacement vane pump (4) is provided with electromagnetic relief valve B (34), described huge discharge blade
Pump (4) is for providing pressure to the performance loop of the oil cylinder (39) that exerts a force in friction-welding machine；
The performance loop of described clutch-brake (36) includes two position four-way solenoid valve E (20),
Two working holes of two position four-way solenoid valve E (20) and the oil of described clutch-brake (36)
Cylinder connects, and the pressure port of two position four-way solenoid valve E (20) is sequentially connected with air relief valve C (18)
With electromagnetic relief valve A (5), the oil return opening of two position four-way solenoid valve E (20) is connected to fuel tank
The connection of the oil cylinder of b (41), two position four-way solenoid valve E (20) and clutch-brake (36)
It is provided with hydraulic control one-way valve C (21), air relief valve C between loop and is also associated with pressure on (18)
Table A (19).
A kind of friction-welding machine controlling welded part axial length the most according to claim 1
Hydraulic system, it is characterised in that: described electromagnetic relief valve A (5) place is also associated with Pressure gauge
D (35), described electromagnetic relief valve B (34) place is also associated with Pressure gauge E (40).
A kind of friction-welding machine controlling welded part axial length the most according to claim 1
Hydraulic system, it is characterised in that: the performance loop of described rolling clamp (37) includes two four
Three-way electromagnetic valve C (13), two working holes of two position four-way solenoid valve C (13) and described rotation
The oil cylinder turning fixture (37) connects, and the pressure port of two position four-way solenoid valve C (13) connects successively
Meet air relief valve B (12) and electromagnetic relief valve A (5), two position four-way solenoid valve C's (13)
Oil return opening is connected to fuel tank b (41), two position four-way solenoid valve C (13) and described rotating clamp
It is provided with hydraulic control one-way valve B (17), fluid-control one-way between the link circuit of the oil cylinder of tool (37)
It is also associated with on valve B (17) being electrolysed point pressure table B (16), two position four-way solenoid valve C (13)
And it is provided with two position four-way solenoid valve D (14), two four-ways between hydraulic control one-way valve B (17)
Electromagnetic valve D (14) is also connected with direct-acting overflow valve B (15).
A kind of friction-welding machine controlling welded part axial length the most according to claim 1
Hydraulic system, it is characterised in that: the performance loop of described movable clamp (38) includes two four
Three-way electromagnetic valve A (7), two working holes of two position four-way solenoid valve A (7) and described movement
The oil cylinder of fixture (38) connects, and the pressure port of two position four-way solenoid valve A (7) is sequentially connected with
Air relief valve A (6) and electromagnetic relief valve A (5), the oil return of two position four-way solenoid valve A (7)
Mouth is connected to fuel tank b (41), two position four-way solenoid valve A (5) and movable clamp (38)
Hydraulic control one-way valve A (11), hydraulic control one-way valve A (11) it is provided with between the link circuit of oil cylinder
On be also associated with being electrolysed point pressure Table A (10), two position four-way solenoid valve A (7) and hydraulic control list
Two position four-way solenoid valve B (8), two position four-way solenoid valve B (8) it are provided with between valve A (11)
It is also connected with direct-acting overflow valve A (9).
A kind of friction-welding machine controlling welded part axial length the most according to claim 1
Hydraulic system, it is characterised in that: the performance loop of described force oil cylinder (39) include A, B,
Tri-groups of shunt circuits of C, described A group loop includes two-position four-way solenoid valve F (25), two
Two working holes of four way solenoid valve F (25) are connected with force oil cylinder (39), two-position four-way
The pressure port of electromagnetic valve F (25) is sequentially connected with flow speed control valve A (24), air relief valve D (22)
And electromagnetic relief valve B (34), the oil return opening of described two-position four-way solenoid valve F (25) connects
To fuel tank c (42), air relief valve D (22) is also associated with Pressure gauge B (23)；
Described B group loop includes two-position four-way solenoid valve G (29), two-position four-way solenoid valve G
(29) two working holes are connected with force oil cylinder (39), two-position four-way solenoid valve G (29)
Pressure port be sequentially connected with flow speed control valve B (28), air relief valve E (26) and electromagnetic relief valve B
(34), the oil return opening of two-position four-way solenoid valve G (29) is connected to fuel tank c (42), slows down
Pressure gauge C (27) it is also associated with on valve E (26)；
Described C group loop includes three position four-way electromagnetic valve (31), three position four-way electromagnetic valve (31)
Two working holes connect force oil cylinder (39), the pressure port of three position four-way electromagnetic valve (31)
It is sequentially connected with flow speed control valve C (30) and electromagnetic relief valve B (34), described 3-position 4-way electromagnetism
The oil return opening of valve (31) is sequentially connected with flow speed control valve D (32) and fuel tank c (42).
A kind of friction-welding machine controlling welded part axial length the most according to claim 5
Hydraulic system, it is characterised in that: described three position four-way electromagnetic valve (31) and force oil cylinder (39)
Link circuit between be provided with electrolysis point pressure table C (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620198263.2U CN205503591U (en) | 2016-03-15 | 2016-03-15 | It is steerable by weldment axial length's friction welding machine hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620198263.2U CN205503591U (en) | 2016-03-15 | 2016-03-15 | It is steerable by weldment axial length's friction welding machine hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205503591U true CN205503591U (en) | 2016-08-24 |
Family
ID=56731658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620198263.2U Expired - Fee Related CN205503591U (en) | 2016-03-15 | 2016-03-15 | It is steerable by weldment axial length's friction welding machine hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205503591U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673599A (en) * | 2016-03-15 | 2016-06-15 | 陕西理工学院 | Friction welding machine hydraulic system for controlling axial lengths of welded parts, and control method |
| CN110102874A (en) * | 2019-05-05 | 2019-08-09 | 陕西理工大学 | A kind of monitoring system that friction-welding machine can be reduced |
-
2016
- 2016-03-15 CN CN201620198263.2U patent/CN205503591U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673599A (en) * | 2016-03-15 | 2016-06-15 | 陕西理工学院 | Friction welding machine hydraulic system for controlling axial lengths of welded parts, and control method |
| CN110102874A (en) * | 2019-05-05 | 2019-08-09 | 陕西理工大学 | A kind of monitoring system that friction-welding machine can be reduced |
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