CN207830268U - Hydraulic press combined type Fast Piston cylinder - Google Patents
Hydraulic press combined type Fast Piston cylinder Download PDFInfo
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- CN207830268U CN207830268U CN201721924555.0U CN201721924555U CN207830268U CN 207830268 U CN207830268 U CN 207830268U CN 201721924555 U CN201721924555 U CN 201721924555U CN 207830268 U CN207830268 U CN 207830268U
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- main piston
- piston rod
- cylinder barrel
- cylinder
- dnockout
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Abstract
The utility model discloses a kind of hydraulic press combined type Fast Piston cylinder, master cylinder include cylinder barrel and from below be placed in cylinder barrel in main piston rod；Main piston rod stretches into the main piston head that the end of cylinder barrel is arranged and cylinder barrel inner space is divided into top chamber and bottom cavity, cylinder barrel is equipped with hydraulic fluid port I on the barrel for surrounding top chamber, cylinder barrel is equipped with hydraulic fluid port II on the barrel for surrounding bottom cavity, the bottom end that main piston rod stretches out cylinder barrel is built-in with dnockout piston bar, dnockout piston bar stretches into main piston rod and houses inner cavity equipped with dnockout piston head, one round nut is inserted in dnockout piston bar from bottom end and is fixed on the accommodating internal chamber wall of main piston rod, and pilot seal circle II is equipped between round nut and dnockout piston bar.The utility model uses combined type Fast Piston cylinder structure, and dnockout piston bar is mounted in main piston rod, compact-sized, also saves prodigious material cost；After master cylinder is installed on hydraulic press, the utilization rate of hydraulic test can be improved, equipment cost and human resources have been saved.
Description
Technical field
The utility model is related to a kind of piston cylinder, specifically a kind of hydraulic press combined type Fast Piston cylinder belongs to pressure
Component.
Background technology
After automotive rim casting and forming, need by manufacturing procedures such as full circle, pressing, fourth contact, valve holes, however it is above-mentioned
Each procedure is required for carrying out punching press on individual hydraulic test, and different equipment is required for occupying very large space, no
Arrangement conducive to production line and automation；And every equipment can only execute a kind of processing action, utilization rate of equipment and installations is low, energy consumption is big,
It operates different equipment to be also required to arrange special personnel, the labor intensity for causing prodigious artificial waste, improving worker.
Invention content
In view of the above-mentioned problems of the prior art, to be to provide a kind of hydraulic press combined type fast for the purpose of this utility model
Fast piston cylinder, it is compact-sized, material and installation space can be saved, automotive wheels can be executed by attaching it on a hydraulic press
The processing actions such as full circle, pressing, fourth contact, the valve hole of circle can improve the utilization rate of hydraulic test, to avoid resource unrestrained
Take, is cost-effective.
To achieve the above object, the technical solution adopted in the utility model is：A kind of hydraulic press combined type Fast Piston
Cylinder, including master cylinder, the main piston rod that master cylinder includes cylinder barrel and is placed in from below in cylinder barrel, under the main piston rod and cylinder barrel
It is equipped with pilot seal between the inner wall in portion and covers I, a flange is sleeved on main piston rod and is fixed on the lower face of cylinder barrel from below；
The end sleeve that the main piston rod stretches into cylinder barrel is equipped with a main piston head, and the main piston head is fastened on main work by fixing nut
Stopper rod end, and cylinder barrel inner space is divided into top chamber and bottom cavity by main piston head, the cylinder barrel is set on the barrel for surrounding top chamber
There are hydraulic fluid port I, cylinder barrel to be equipped with hydraulic fluid port II on the barrel for surrounding bottom cavity, the bottom end of main piston rod stretching cylinder barrel and main piston rod are coaxial
It is built-in with a dnockout piston rod, the dnockout piston bar stretches into main piston rod and houses the end of inner cavity equipped with dnockout piston head, institute
State dnockout piston head and main piston rod and house inner cavity and fit closely, and accommodating intracavity space is divided into epicoele and cavity of resorption, it is described on
Chamber is in communication with the outside by hydraulic fluid port III, and cavity of resorption is in communication with the outside by hydraulic fluid port IV, and a round nut is inserted in dnockout piston bar from bottom end
And be fixed on the accommodating internal chamber wall of main piston rod, pilot seal circle II is equipped between round nut and dnockout piston bar.
Further, supercharging valve body is equipped at the top of the cylinder barrel, the main piston rod stretches into one end and the main piston of cylinder barrel
Bar is coaxially built-in with a plunger case, and pilot seal is equipped between the plunger case and main piston rod and covers II, plunger case stretches out main work
The top of stopper rod is fixed on supercharging valve body, and plunger case is in communication with the outside by pressurised oil channel；The supercharging top end of the valve body
Grafting is equipped with a prefill valve, and the top chamber is connected to prefill valve by the filling liquid channel being pressurized in valve body, and the prefill valve passes through
Pipeline is connect with the fuel tank at main machine body rear portion.Pressurised oil channel is connect with a plunger pump, starts plunger pump, passes through pressurised oil
Channel is filled with hydraulic oil into plunger case, you can main piston rod depressed fast is quickly pushed, when striking sliding block fast downlink, by
Negative pressure is formed in upper intracavitary to open prefill valve suction, a large amount of fluid in fuel tank can be filled with intracavitary；When main piston rod stop motion
When, prefill valve is closed under the action of internal spring force, and fluid is avoided to be passed back into fuel tank from epicoele；When main piston rod backhaul
Prefill valve is again turned on, and fluid can be returned to quickly in fuel tank by prefill valve to make master cylinder quick oil-discharging.
Further, in order to enhance leakproofness, pilot seal circle I is equipped between the main piston head and inner wall of cylinder.
Preferably, in order to keep fixation more firm, the flange is fixed on by bolt I on the lower face of cylinder barrel.
Compared with the existing technology, the utility model has following advantage：
(1) the utility model master cylinder uses combined type Fast Piston cylinder structure, and dnockout piston bar is mounted on main work
It is compact-sized, saved installation space in stopper rod, also save prodigious material cost；
It (2), can be according to production needs, by the pressing of automotive rim, full circle, punching after master cylinder being installed on hydraulic press
The techniques such as valve port are completed in same equipment, are substantially increased the utilization rate of hydraulic test, are avoided energy waste；Only need
It wants one that operation can be completed, has saved equipment cost and human resources, and reduce the labor intensity of worker.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram that the utility model is installed in hydraulic press；
Fig. 3 is the right view of Fig. 2；
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown, a kind of hydraulic press combined type Fast Piston cylinder, including master cylinder 2, master cylinder 2 include 21 He of cylinder barrel
The main piston rod 22 being placed in from below in cylinder barrel 21, be equipped between the inner wall of 21 lower part of the main piston rod 22 and cylinder barrel be oriented to it is close
Big envelope I 22a, a flange 21a are sleeved on main piston rod 22 and are fixed on the lower face of cylinder barrel 21 from below；The main piston rod
22 end sleeves for stretching into cylinder barrel 21 are equipped with a main piston head 23, and the main piston head 23 is fastened on main work by fixing nut 23a
22 end of stopper rod, and 21 inner space of cylinder barrel is divided into top chamber 211 to main piston head 23 and bottom cavity 212, the cylinder barrel 21 are surrounding
The barrel for pushing up chamber 211 is equipped with I 211a of hydraulic fluid port, and cylinder barrel 21 is equipped with II 212a of hydraulic fluid port, main piston on the barrel for surrounding bottom cavity 212
Bar 22 stretches out the bottom end of cylinder barrel 21 and main piston rod 22 is coaxial is built-in with a dnockout piston rod 24, and the dnockout piston bar 24 stretches into
The end that main piston rod 22 houses inner cavity is accommodating interior with main piston rod 22 equipped with dnockout piston head 24a, the dnockout piston head 24a
Chamber fits closely, and accommodating intracavity space is divided into epicoele 221 and cavity of resorption 222, and the epicoele 221 is by III 221a of hydraulic fluid port and outside
Boundary is connected to, and cavity of resorption 222 is in communication with the outside by IV 222a of hydraulic fluid port, and a round nut 25 is inserted in dnockout piston bar 24 from bottom end and fixes
On the accommodating internal chamber wall of main piston rod 22, II 24b of pilot seal circle is equipped between round nut 25 and dnockout piston bar 24.
The embodiment that above-mentioned piston cylinder is installed to hydraulic press is as follows：Master cylinder 2 is installed to 1 front upper of main machine body
Upper arm beam 11 in, master cylinder 2 is fixed on by locknut 29 in upper arm beam 11；The master cylinder 2 is perpendicular to main machine body 1
Bottom plate, one end that main piston rod 22 stretches out cylinder barrel 21 are arranged with snap ring 4 around circumferential, and II 4a of bolt passes through snap ring 4 and screws in and hits
In skidding block 3, impact sliding block 3 is connected together with main piston rod 22, it is accommodating that the dnockout piston bar 24 stretches out main piston rod 22
One end of inner cavity is passed through from 3 center of impact sliding block, and 3 lower surface of impact sliding block is equipped with T-slot 3a and is used for installation mold, and hits
3 lower section of skidding block is equipped with dedicated 8.8 both sides of dedicated are equipped with clamping cylinder 81, and 8 lower section of dedicated is equipped with
Loading and unloading material mechanism 82, loading and unloading material mechanism 82 include bearing 821 and loading and unloading material platform 822, and the loading and unloading material platform 822 passes through spring
823 are fixed on bearing 821, and the bearing 821 is located on firm banking 824, and on 821 bottom of bearing and firm banking 824
Surface engagement is equipped with sliding rail, and the extending direction of the sliding rail is consistent with 1 front-rear direction of main machine body.Coordinate on impact sliding block 3 and sets
It includes four guide posts 5 being vertically located in upper arm beam 11 to have guiding mechanism, the guiding mechanism, and four guide posts 5 are vertically worn
Impact sliding block 3 is crossed, and strikes and is equipped with guide sleeve between sliding block 3 and guide post 5；The port Thin Oil Lubricating Pumps 7 of 1 side of main machine body pass through
Pipeline is connected to guide sleeve inner wall, and 1 side of main machine body is equipped with slider stroke control mechanism 3b, the slider stroke control mechanism
3b is static position switch.
Further, 21 top of the cylinder barrel is equipped with supercharging valve body 26, and the main piston rod 22 stretches into one end of cylinder barrel 21
With main piston rod 22 is coaxial is built-in with a plunger case 27, pilot seal is equipped between the plunger case 27 and main piston rod 22 and covers II
27a, the top that plunger case 27 stretches out main piston rod 22 is fixed on supercharging valve body 26, and plunger case 27 passes through pressurised oil channel
27b is in communication with the outside；The 26 top grafting of supercharging valve body is equipped with a prefill valve 28, and the top chamber 211 is by being pressurized valve body 26
In filling liquid channel 26a be connected to prefill valve 28, the prefill valve 28 passes through pipeline 28a and the fuel tank 6 at 1 rear portion of main machine body connects
It connects.Pressurised oil channel 27b is connect with a plunger pump, starts plunger pump, is filled with into plunger case 27 by pressurised oil channel 27b
Hydraulic oil, you can 22 depressed fast of main piston rod is quickly pushed, when striking 3 fast downlink of sliding block, due to being formed in epicoele 211
Negative pressure opens the suction of prefill valve 28, and a large amount of fluid in fuel tank 6 can be filled in epicoele 211；When 22 stop motion of main piston rod, fill
Liquid valve 28 is closed under the action of internal spring force, and fluid is avoided to be passed back into fuel tank 6 from epicoele 211；When main piston rod 22 returns
Prefill valve 28 is again turned on when journey, and fluid can be returned to quickly in fuel tank 6 by prefill valve 28 to make master cylinder 2 quickly arrange
Oil.
Further, in order to enhance leakproofness, pilot seal circle I is equipped between 21 inner wall of the main piston head 23 and cylinder barrel
23b。
Preferably, in order to keep fixation more firm, the flange 21a is fixed on the lower face of cylinder barrel 21 by I 21b of bolt
On.
When work, it would be desirable to which the automotive rim being processed is transported by the axial transport mechanism except main machine body 1
It is artificial that bearing 821 is pushed to keep it close to main machine body 1 along sliding rail on the loading and unloading material platform 822 on 82 surface of loading and unloading material mechanism,
Until the inner ring of automotive rim is sleeved in cylindrical dedicated 8, spring 823 can be depressed certain length at this time,
Due to the presence of spring 823, the height of bearing 821 can be adjusted by changing the reduction length of spring 823, to adapt to different rule
The automotive rim of lattice；Operation clamp system 81 starts to process after clamping automotive rim to be processed.By the oil pump on main machine body 1
Motor group 9 is connect with I 211a of hydraulic fluid port, II 212a of hydraulic fluid port, III 221a of hydraulic fluid port, IV 222a of hydraulic fluid port respectively by pipeline, and makes supercharging
Oily channel 27b is connect with a plunger pump, and when needing full circle, pressing or fourth contact, corresponding mold is passed through T-slot 3a cooperation installations
In the lower surface of impact sliding block 3, starts plunger pump, hydraulic oil is filled with into hollow plunger case 27 by pressurised oil channel 27b,
Hydraulic oil can quickly push main piston rod 22 to move downward, and 211 volume of epicoele increases, vacuum state is presented at this time, formation
Negative pressure opens the valve port suction of prefill valve 28, in the epicoele 211 the oil sucking master cylinder 2 in fuel tank 6；Prefill valve in pressing process
28 closings, start Oil pump electrical machinery group 9, and by I 211a of hydraulic fluid port, into top chamber 211, charged pressure oil, promotion main piston rod 22 continue
It pushes, so that impact sliding block 3 is contacted with automotive rim edge, you can to suppress automotive rim；After compacting when backhaul, pass through oil
II 212a of mouth pushes main piston rod 22 to move up to bottom cavity 212 charged pressure oil, and the fluid pushed up at this time in chamber 211 passes through oil
Mouthful I 211a is reflowable in fuel tank 6, you can completes backhaul operation.It replaces different molds and completes full circle, pressing or fourth contact operation
Afterwards, then by the mold of valve hole mounted in 3 lower surface of impact sliding block, and main piston rod 22 is declined by above procedure driving, is made
Impact sliding block 3 is contacted with automotive rim, and the charged pressure into epicoele 221 is oily by III 221a of hydraulic fluid port for Oil pump electrical machinery group 9 at this time, pushes away
Dynamic dnockout piston bar 24 pushes valve hole, and after punching press, by IV 222a of hydraulic fluid port, into cavity of resorption 222, charged pressure is oily, pushes away
24 backhaul of dnockout piston bar is moved, the fluid in epicoele 221 is back to by III 221a of hydraulic fluid port in fuel tank 6 at this time, that is, completes qi of chong channel ascending adversely
Aperture of door operates, and being finally filled with hydraulic oil to II 212a of hydraulic fluid port makes 22 backhaul of main piston rod complete entire manufacturing procedure.Unclamp folder
Tight mechanism 81 unloads the automotive rim machined by loading and unloading material mechanism 82, and is transported to needs by axial transport mechanism
Position place or be transported to subsequent station and continue processing.
Claims (4)
1. a kind of hydraulic press combined type Fast Piston cylinder, including master cylinder (2), which is characterized in that master cylinder (2) includes cylinder barrel
(21) and from below the main piston rod (22) being placed in cylinder barrel (21), the inner wall of the main piston rod (22) and cylinder barrel (21) lower part
Between be equipped with pilot seal and cover I (22a), a flange (21a) is sleeved on main piston rod (22) and is fixed on cylinder barrel (21) from below
Lower face on；The end sleeve that the main piston rod (22) stretches into cylinder barrel (21) is equipped with a main piston head (23), the main piston
Head (23) is fastened on main piston rod (22) end by fixing nut (23a), and main piston head (23) is internal empty by cylinder barrel (21)
Between be divided into top chamber (211) and bottom cavity (212), the cylinder barrel (21) is on the barrel for surrounding top chamber (211) equipped with hydraulic fluid port I
(211a), cylinder barrel (21) are equipped with hydraulic fluid port II (212a) on the barrel for surrounding bottom cavity (212), and main piston rod (22) stretches out cylinder barrel
(21) bottom end with main piston rod (22) is coaxial is built-in with a dnockout piston rod (24), the dnockout piston bar (24) stretches into main work
The end that stopper rod (22) houses inner cavity is equipped with dnockout piston head (24a), and the dnockout piston head (24a) is held with main piston rod (22)
It sets inner cavity to fit closely, and accommodating intracavity space is divided into epicoele (221) and cavity of resorption (222), the epicoele (221) passes through hydraulic fluid port
III (221a) is in communication with the outside, and cavity of resorption (222) is in communication with the outside by hydraulic fluid port IV (222a), and a round nut (25) is inserted in from bottom end
Dnockout piston bar (24) is simultaneously fixed on the accommodating internal chamber wall of main piston rod (22), round nut (25) and dnockout piston bar (24) it
Between be equipped with pilot seal circle II (24b).
2. hydraulic press according to claim 1 combined type Fast Piston cylinder, which is characterized in that at the top of the cylinder barrel (21)
Equipped with supercharging valve body (26), the main piston rod (22) stretches into one end of cylinder barrel (21) and main piston rod (22) is coaxially built-in with one
Plunger case (27) is equipped with pilot seal and covers II (27a) between the plunger case (27) and main piston rod (22), plunger case (27) is stretched
The top for going out main piston rod (22) is fixed in supercharging valve body (26), and plunger case (27) pass through pressurised oil channel (27b) with it is outer
Boundary is connected to；Supercharging valve body (26) the top grafting is equipped with a prefill valve (28), and the top chamber (211) is by being pressurized valve body (26)
In filling liquid channel (26a) be connected to prefill valve (28).
3. hydraulic press according to claim 1 combined type Fast Piston cylinder, which is characterized in that the main piston head (23)
Pilot seal circle I (23b) is equipped between cylinder barrel (21) inner wall.
4. hydraulic press according to claim 1 combined type Fast Piston cylinder, which is characterized in that the flange (21a) is logical
Bolt I (21b) is crossed to be fixed on the lower face of cylinder barrel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924555.0U CN207830268U (en) | 2017-12-29 | 2017-12-29 | Hydraulic press combined type Fast Piston cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924555.0U CN207830268U (en) | 2017-12-29 | 2017-12-29 | Hydraulic press combined type Fast Piston cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830268U true CN207830268U (en) | 2018-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924555.0U Active CN207830268U (en) | 2017-12-29 | 2017-12-29 | Hydraulic press combined type Fast Piston cylinder |
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| Country | Link |
|---|---|
| CN (1) | CN207830268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869448A (en) * | 2018-09-20 | 2018-11-23 | 燕山大学 | A kind of easily-controllable single lever-type piston cylinder based on equivalent action face |
-
2017
- 2017-12-29 CN CN201721924555.0U patent/CN207830268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869448A (en) * | 2018-09-20 | 2018-11-23 | 燕山大学 | A kind of easily-controllable single lever-type piston cylinder based on equivalent action face |
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