CN208040790U - A kind of riveting machine integrated hydraulic system - Google Patents
A kind of riveting machine integrated hydraulic system Download PDFInfo
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- CN208040790U CN208040790U CN201820255445.8U CN201820255445U CN208040790U CN 208040790 U CN208040790 U CN 208040790U CN 201820255445 U CN201820255445 U CN 201820255445U CN 208040790 U CN208040790 U CN 208040790U
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Abstract
A kind of riveting machine integrated hydraulic system, the hydraulic pressure oil feed line being connected including hydraulic cylinder and with hydraulic cylinder, the hydraulic pressure oil feed line includes pressure regulation pipeline and compensation conduit, wherein, pressure regulation pipeline includes that a low pressure adjusts overflow valve and a high-low pressure switching solenoid valve, it is to be connected in series between the low pressure adjustment overflow valve and the high-low pressure switching solenoid valve, and low pressure adjustment overflow valve it is in parallel with by high-low pressure switching solenoid valve side there are one high pressure adjustment overflow valve, the high pressure adjustment overflow valve is connected at rear portion with oil cylinder reversing solenoid valve, and oil cylinder reversing solenoid valve there are two interface be connected respectively to hydraulic cylinder into, oil outlet；And compensation conduit is arranged in parallel with entire pressure regulation pipeline, including concatenated speed governing valve and oil pressure compensation adjustment overflow valve.The utility model can effectively improve riveting quality, reduce rejection rate.
Description
Technical field
The utility model is related to field of hydraulic control, specially a kind of riveting machine integrated hydraulic system.
Background technology
Riveting technology is widely used in extensively in the manufacturings such as household electrical appliance, motorcycle, automobile, aviation, traditional riveting
It is so that its deformation is completed riveting by repeat impact rivet to connect equipment, wherein hydraulic rotating riveting is Later development
A kind of relatively advanced riveting method, be usually applied to field larger to rivet force requirement, that riveting quality requirement is relatively high
It closes, although its sleeving and riveting is efficient, the speed and deflection of riveting are difficult to control, it is difficult to the elasticity for ensureing riveting, to
Cause the appearance for riveting finished product and homework precision all poor.And to solve the above problems, it is necessary to in conventional rivet connection system
Each funtion part redesigns, wherein just including the design of very crucial hydraulic circuit, designs a reasonable for structure, work(
Can perfect, hydraulic circuit that processing quality is outstanding effectively to solve the riveting often occurred in process, airtight test is not partially, after riveting
The problems such as good.
Utility model content
The technical issues of the utility model is solved is to provide a kind of riveting machine integrated hydraulic system, to solve above-mentioned skill
The defects of art background.
The technical issues of the utility model is solved is realized using following technical scheme：
A kind of riveting machine integrated hydraulic system, including hydraulic cylinder and the hydraulic pressure oil feed line that is connected with hydraulic cylinder,
The hydraulic pressure oil feed line includes pressure regulation pipeline and compensation conduit, wherein pressure regulation pipeline includes that a low pressure adjusts overflow valve
It is the company of series connection between the low pressure adjustment overflow valve and the high-low pressure switching solenoid valve with a high-low pressure switching solenoid valve
Connect, and low pressure adjustment overflow valve it is in parallel with by high-low pressure switching solenoid valve side there are one high pressure adjustment overflow valve, the high pressure
Adjustment overflow valve is connected at rear portion with oil cylinder reversing solenoid valve, and oil cylinder reversing solenoid valve is connected respectively to hydraulic pressure there are two interface
Oil cylinder into and out of hydraulic fluid port；And compensation conduit is arranged in parallel with entire pressure regulation pipeline, including concatenated speed governing valve and oil pressure compensation are adjusted
Whole overflow valve.
In the present invention, the hydraulic pressure oil feed line connects fuel feeding end by high-pressure oil pump, and in high-pressure oil pump
There are one filters for the installation of oil inlet position.
In the present invention, the hydraulic cylinder is rotary riveting oil cylinder, which includes cylinder body and telescopic piston
Bar, and the piston rod side wall is provided with ball bearing, so that piston rod can also make piston rod high speed rotation while stretching out reinforcing.
In the present invention, oil pressure gauge there are one being also connected with by the compensation conduit side, to the oil pressure of monitored pipeline.
In the present invention, check valve there are one being also set up between the high-pressure oil pump and hydraulic pressure oil feed line.
Advantageous effect：The utility model can reconcile the compensating property of hydraulic pressure supply of riveting machine, easy to operate, to operation
Skill set requirements are low, by solenoid directional control valve release when not riveting, ensure that oil pump is zero load, energy-saving, when having riveting load
It is adjusted by three groups of overflow valves and two groups of solenoid directional control valves, the riveting of most devices can be completed, riveted elastic secured
It spends, riveting point good appearance, riveting quality can be effectively improved and reduces labor intensity, the test after avoiding riveting partially and riveting is not
Good phenomenon reduces rejection rate.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model preferred embodiment.
Wherein：1, hydraulic cylinder；2, high-low pressure switching solenoid valve；3, low pressure adjusts overflow valve；4, oil cylinder reversing solenoid valve；
5, speed governing valve；6, check valve；7, high-pressure oil pump；8, filter；9, high pressure adjusts overflow valve；10, oil pressure compensation adjustment overflow valve；
11, oil pressure gauge.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
In preferred embodiment referring to a kind of riveting machine integrated hydraulic system of Fig. 1, in the present embodiment, integrated hydraulic system
System includes hydraulic cylinder 1 and the hydraulic pressure oil feed line being connected with hydraulic cylinder 1, wherein the hydraulic cylinder 1 connects riveting machine
Riveted joint, be rotary riveting oil cylinder comprising cylinder body and telescopic piston rod, and the piston rod side wall is provided with ball axis
It holds, so that piston rod can also make piston rod high speed rotation while stretching out reinforcing.And the hydraulic pressure oil feed line passes through high pressure oil
7 connection fuel feeding end of pump, and there are one filters 8 in the installation of the oil inlet position of high-pressure oil pump 7, and in high-pressure oil pump 7 and hydraulic pressure
Check valve 6 there are one being also set up between oil feed line.
Hydraulic pressure oil feed line includes pressure regulation pipeline and compensation conduit, and pressure regulation pipeline includes that the low pressure adjustment being sequentially connected in series is overflow
Flow valve 3 and high-low pressure switching solenoid valve 2, and it is in parallel with by 2 side of high-low pressure switching solenoid valve in low pressure adjustment overflow valve 3 there are one
High pressure adjusts overflow valve 9, and 9 rear portion of high pressure adjustment overflow valve connects with oil cylinder reversing solenoid valve 4 and is connected respectively to hydraulic cylinder 1
Into and out of hydraulic fluid port；And compensation conduit is arranged in parallel with entire pressure regulation pipeline, including concatenated speed governing valve 5 and oil pressure compensation adjustment
Overflow valve 10, and it is also connected with by compensation conduit side that there are one oil pressure gauges 11, to the oil pressure of monitored pipeline.
The hydraulic pressure oil feed line of the present embodiment, when carrying out riveting operation, each solenoid valve is with each overflow valve by that can compile
Range controller PLC connections control, and oil cylinder reversing solenoid valve 4 and 5 coil of high-low pressure switching solenoid valve be powered simultaneously, make oil cylinder with
It the pressure downlink of the low pressure adjustment setting of overflow valve 3 and the time for keeping setting, carries out low pressure and revolves riveting centering；The low pressure rotation riveting time arrives
Afterwards, 5 coil power of high-low pressure switching solenoid valve is disconnected, cylinder upper cavity oil pressure is made to become the pressure that high pressure adjustment overflow valve 9 is set
Into horizontal high voltage rotation riveting forming；After high pressure rotation riveting curring time arrives, so that 5 coil of high-low pressure switching solenoid valve is powered once more, carry out
Low pressure essence riveting；And during high pressure rotation riveting forming is with low pressure essence riveting, pass through oil cylinder reversing solenoid valve 4, solenoid valve 5, oil pressure
10 collective effect of compensation adjustment overflow valve prevents its pressure value from mutating, finally to make riveting shape and improve light at riveting
Cleanliness.And 2 coil power of oil cylinder reversing solenoid valve 4 and high-low pressure switching solenoid valve is simultaneously switched off after the completion of riveting, make on oil cylinder
Row restPoses.
Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of riveting machine integrated hydraulic system, which is characterized in that the hydraulic pressure being connected including hydraulic cylinder and with hydraulic cylinder
Oil feed line, the hydraulic pressure oil feed line include pressure regulation pipeline and compensation conduit, and pressure regulation pipeline includes that a low pressure adjustment is overflow
Valve and a high-low pressure switching solenoid valve are flowed, is to connect between the low pressure adjustment overflow valve and the high-low pressure switching solenoid valve
Connection, and low pressure adjustment overflow valve it is in parallel with by high-low pressure switching solenoid valve side there are one high pressure adjustment overflow valve, the height
Pressure adjustment overflow valve is connected at rear portion with oil cylinder reversing solenoid valve, and oil cylinder reversing solenoid valve is connected respectively to liquid there are two interface
Compressing cylinder into and out of hydraulic fluid port；And compensation conduit is arranged in parallel with entire pressure regulation pipeline, including concatenated speed governing valve and oil pressure compensation
Adjust overflow valve.
2. riveting machine integrated hydraulic system according to claim 1, which is characterized in that the hydraulic pressure oil feed line passes through height
Pressure oil pump connects fuel feeding end, and there are one filters in the installation of the oil inlet position of high-pressure oil pump.
3. riveting machine integrated hydraulic system according to claim 1, which is characterized in that the hydraulic cylinder include cylinder body with
And telescopic piston rod, and the piston rod side wall is provided with ball bearing.
4. riveting machine integrated hydraulic system according to claim 1, which is characterized in that be connected with by the compensation conduit side
One oil pressure gauge.
5. riveting machine integrated hydraulic system according to claim 1, which is characterized in that the high-pressure oil pump and hydraulic pressure fuel feeding
There are one check valves for connection between pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255445.8U CN208040790U (en) | 2018-02-13 | 2018-02-13 | A kind of riveting machine integrated hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820255445.8U CN208040790U (en) | 2018-02-13 | 2018-02-13 | A kind of riveting machine integrated hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208040790U true CN208040790U (en) | 2018-11-02 |
Family
ID=63953179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820255445.8U Active CN208040790U (en) | 2018-02-13 | 2018-02-13 | A kind of riveting machine integrated hydraulic system |
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| CN (1) | CN208040790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332155A (en) * | 2019-07-19 | 2019-10-15 | 中国航发沈阳发动机研究所 | A kind of hydraulic loading system |
| CN114643330A (en) * | 2022-03-18 | 2022-06-21 | 眉山中车紧固件科技有限公司 | Reinforcing steel bar rivet withdrawing system |
-
2018
- 2018-02-13 CN CN201820255445.8U patent/CN208040790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332155A (en) * | 2019-07-19 | 2019-10-15 | 中国航发沈阳发动机研究所 | A kind of hydraulic loading system |
| CN114643330A (en) * | 2022-03-18 | 2022-06-21 | 眉山中车紧固件科技有限公司 | Reinforcing steel bar rivet withdrawing system |
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