CN207288526U - Multi-way pipe forming system - Google Patents
Multi-way pipe forming system Download PDFInfo
- Publication number
- CN207288526U CN207288526U CN201721349559.0U CN201721349559U CN207288526U CN 207288526 U CN207288526 U CN 207288526U CN 201721349559 U CN201721349559 U CN 201721349559U CN 207288526 U CN207288526 U CN 207288526U
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- China
- Prior art keywords
- pressure
- cylinder
- feed cylinder
- pipe
- formation systems
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- Expired - Fee Related
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- 230000015572 biosynthetic process Effects 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000007493 shaping process Methods 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims 6
- 239000012208 gear oil Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 239000012530 fluid Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000006052 feed supplement Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a multi-way pipe forming system, including pipe, last mould, lower mould, left side feed jar, right side feed jar, servo motor unit and booster, this forming system has adopted servo motor unit and booster combination, can reach high accuracy, high efficiency, high energy-saving control purpose.
Description
Technical field
Forming tubular product manufacture field is the utility model is related to, especially a kind of more siphunculus formation systems.
Background technology
Internal high pressure forming is usually used in existing more siphunculus shapings, it is that one kind utilizes high-pressure liquid medium pressurization bulging
Make the manufacturing process of pipe fitting mold cavity with axial feed feed supplement.This method has the following disadvantages：In forming process, such as
The adjusting of fruit supercharging pressure is inaccurate or feeds back not in time, the situation that pipe is crushed or bursts easily occurs；Without back pressure cylinder, lead
The defects of cause easily bursts, and the elongation in uneven thickness, branched pipe of the also branched pipe that presence is formed is insufficient.
Therefore, it is necessary to a kind of new more siphunculus formation systems.
Utility model content
The purpose of this utility model is to provide a kind of more siphunculus formation systems.
To achieve the above object, the utility model uses herein below：
A kind of more siphunculus formation systems, including：Pipe, upper die and lower die, left feed cylinder, right feed cylinder, servomotor unit
And booster；The pipe is placed in the cavity formed between upper die and lower die；If it is provided with the upper mold and/or lower die
Dry branched hole；The left feed cylinder, the piston rod of right feed cylinder are located at the left and right sides of pipe respectively；The servomotor unit
Including driver, servomotor and internal gear-meshing oil pump；The driver is connected with servomotor, for controlling servo electric
Machine；The servomotor is connected with internal gear-meshing oil pump, for driving internal gear-meshing oil pump；The internal gear-meshing oil pump
Oil outlet be connected with booster, for promoting intensifier piston to move；Second pressure sensor is installed on the booster,
Second pressure sensor forms closed-loop control with the driver.
Further, the first displacement sensor, the oil inlet of working chamber are installed in the head of left feed cylinder and right feed cylinder
First pressure sensor is installed at mouthful；First proportional pressure control valve and first pressure sensor form closed-loop control, it is described it is left into
Feed pressure is controlled by the first proportional pressure control valve respectively to cylinder and right feed cylinder.
Further, the left feed cylinder, right feed cylinder are dual-rod hydraulic cylinder.
Further, more siphunculus formation systems further include some back pressure cylinders；One is provided with each branched hole
The back pressure cylinder；Second displacement sensor is installed on each back pressure cylinder, the 3rd pressure is installed at the oil inlet of working chamber
Sensor；Second proportional pressure control valve and the 3rd pressure sensor form closed-loop control, and each back pressure cylinder passes through the second ratio respectively
Overflow valve controls back-pressure.
Further, the back pressure cylinder is dual-rod hydraulic cylinder, and one end is used to support the shaping of branched pipe, and the other end is used to pacify
Fill second displacement sensor.
In the description of the utility model, it is to be understood that the orientation of the instruction such as term " on ", " under ", "left", "right"
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that limitation to the utility model.
The utility model has the following advantages：
Servomotor unit and booster combination are employed in more siphunculus formation systems of the utility model, can reach high-precision
Degree, high efficiency, high Energy Saving Control purpose.
1st, the supercharging pressure in pipe is controlled using servomotor unit, manipulation is convenient, control accuracy is high.Can not only be real
The stabilization of pipe internal-filling liquid pressure in a present shaping stage, moreover it is possible to for the differing formed stage to pipe internal-filling liquid pressure into
Row adjustment, so as to reach optimal deformation effects, avoids occurring the situation that pipe is flattened or burst in forming process, improves product
Quality, and achieve the purpose that energy saving.Additionally due to employing servomotor, in more siphunculus forming processes, pressure being capable of root
Raised or reduced according to setting time, realize the multistage curvilinear motion of pressure, the shaping for studying different materials is provided very
It is big to help.
2nd, the detection mode being combined using displacement sensor with pressure sensor, can monitor booster real-time pressure,
The pressure and change in location of left and right feed cylinder and judge branched pipe shaping whether reach desired value, be easy to implement intelligent control.
3rd, the back pressure during the pressure of back pressure cylinder is molded as material, is formed by proportional pressure control valve and pressure sensor and closed
Ring controls, and back pressure can be made to change according to default pressure curve or have functional relation change (such as direct ratio with interior high pressure
Increase), it can realize that back pressure is carried out the operation of different changes by different time, can prevent well quick-fried during material deformation
Split, make material more mellow and fuller gloss in deformation process.
Brief description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the critical piece cooperation schematic diagram of more siphunculus formation systems of the utility model.
Fig. 2 is the connection control schematic diagram of servomotor unit and booster.
Fig. 3 is the forming process flow chart using the formation system of more siphunculus of the utility model.
Embodiment
In order to illustrate more clearly of the utility model, the utility model is done further with reference to preferred embodiment
It is bright.It will be appreciated by those skilled in the art that specifically described content is illustrative and be not restrictive below, should not be with this
Limit the scope of protection of the utility model.
Embodiment
As illustrated in fig. 1 and 2, be the utility model more siphunculus formation systems schematic diagram.More siphunculus formation systems, bag
Include：Pipe 3, upper mold 2, lower die 5, left feed cylinder 4, right feed cylinder 1, servomotor unit, booster and some back pressure cylinders 6.Pipe
Base 3 is placed in the cavity formed between upper mold 2, lower die 5.Some branched holes are provided with lower die 5.Left feed cylinder 4, right feeding
The piston rod of cylinder 1 is located at the left and right sides of pipe 3 respectively.First displacement is installed in the head of left feed cylinder 4 and right feed cylinder 1
Sensor, is provided with first pressure sensor at the oil inlet of working chamber；First proportional pressure control valve and first pressure sensor shape
Into closed-loop control, left feed cylinder and right feed cylinder control feed pressure by the first proportional pressure control valve respectively.Servomotor unit
Including driver, servomotor and internal gear-meshing oil pump.Driver is connected with servomotor, for controlling servomotor.Watch
Take motor with internal gear-meshing oil pump to be connected, for driving internal gear-meshing oil pump.The oil outlet of internal gear-meshing oil pump and increasing
Depressor connects, for promoting intensifier piston movement to achieve the purpose that to increase hydraulic pressure.Second pressure sensing is installed on booster
Device, second pressure sensor form closed-loop control with driver.One back pressure cylinder 6 is installed on each branched hole.Each
Second displacement sensor is installed on back pressure cylinder 6, the 3rd pressure sensor is installed at the oil inlet of working chamber.Second ratio is overflow
Flow valve and the 3rd pressure sensor forms closed-loop control, each back pressure cylinder 6 controls back pressure pressure by the second proportional pressure control valve respectively
Power.
Fig. 3 is the forming process flow chart using more siphunculus formation systems of the utility model.Comprise the following steps：Will pipe
Base is placed in upper mold and is laminated with lower die in the cavity to be formed, and left and right feed cylinder promotes piston club head sealed tube base both ends, pipe
Working fluid is passed through in base.Two or so feed cylinders promote piston club head to move toward one another extrusion tube blank and working fluid.Pass through
The pressure of working fluid in servomotor unit and booster control pipe.The fluid of internal gear-meshing oil pump enters booster,
The output pressure of booster is adjusted by adjusting the displacement of input pressure control intensifier piston movement, so as to control in pipe
The pressure of working fluid.When extruding force reaches the required pressure of more siphunculus branched pipe expansions, pipe metal is branched to mould
Flowed in hole, promote back pressure oil cylinder, formed branch pipe, complete high-pressure molding process in more siphunculus.
Accurate control to the pressure of the working fluid in pipe is realized using servomotor unit and booster.First
Pressure sensor is used to monitor the pressure in feed cylinder, and the first proportional pressure control valve and first pressure sensor form closed-loop control and use
In the pressure of control feed cylinder；First displacement sensor is used for the feeding position for monitoring feed cylinder, that is, the displacement of piston rod.
Second pressure sensor is used for the pressure value signal for monitoring working fluid in booster.Second displacement sensor is used to monitor whole
The change in location of each branched pipe in a forming process.Second proportional pressure control valve is used for the pressure for controlling each back pressure cylinder, to prevent
Only the material in forming process in branch bursts.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model, for those of ordinary skill in the field, in described above
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The row of protection domain.
Claims (5)
- A kind of 1. more siphunculus formation systems, it is characterised in that including：Pipe, upper die and lower die, left feed cylinder, right feed cylinder, watch Take electric motor units and booster；The pipe is placed in the cavity formed between upper die and lower die；The upper mold and/or lower die On be provided with some branched holes；The left feed cylinder, the piston rod of right feed cylinder are located at the left and right sides of pipe respectively；It is described to watch Taking electric motor units includes driver, servomotor and internal gear-meshing oil pump；The driver is connected with servomotor, for controlling Servomotor processed；The servomotor is connected with internal gear-meshing oil pump, for driving internal gear-meshing oil pump；The internal messing The oil outlet of gear oil pump is connected with booster, for promoting intensifier piston to move；Second pressure is installed on the booster Force snesor, second pressure sensor form closed-loop control with the driver.
- 2. a kind of more siphunculus formation systems according to claim 1, it is characterised in that in left feed cylinder and right feed cylinder Head is provided with the first displacement sensor, and first pressure sensor is provided with the oil inlet of working chamber；First proportional pressure control valve Closed-loop control is formed with first pressure sensor, the left feed cylinder and right feed cylinder are controlled by the first proportional pressure control valve respectively Feed pressure.
- 3. a kind of more siphunculus formation systems according to claim 1 or 2, it is characterised in that the left feed cylinder, right feeding Cylinder is dual-rod hydraulic cylinder.
- 4. a kind of more siphunculus formation systems according to claim 1, it is characterised in that more siphunculus formation systems also wrap Include some back pressure cylinders；One back pressure cylinder is installed on each branched hole；Second displacement is installed on each back pressure cylinder Sensor, is provided with the 3rd pressure sensor at the oil inlet of working chamber；Second proportional pressure control valve and the 3rd pressure sensor shape Into closed-loop control, each back pressure cylinder controls back-pressure by the second proportional pressure control valve respectively.
- 5. a kind of more siphunculus formation systems according to claim 4, it is characterised in that the back pressure cylinder is double rod hydraulic pressure Cylinder, one end are used to support the shaping of branched pipe, and the other end is used to install second displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349559.0U CN207288526U (en) | 2017-10-17 | 2017-10-17 | Multi-way pipe forming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349559.0U CN207288526U (en) | 2017-10-17 | 2017-10-17 | Multi-way pipe forming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207288526U true CN207288526U (en) | 2018-05-01 |
Family
ID=62272048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721349559.0U Expired - Fee Related CN207288526U (en) | 2017-10-17 | 2017-10-17 | Multi-way pipe forming system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207288526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584000A (en) * | 2017-10-17 | 2018-01-16 | 柳州北斗星液压科技有限公司 | Multi-pass pipe forming system and method |
| CN109719187A (en) * | 2019-02-03 | 2019-05-07 | 哈尔滨工业大学 | A kind of antisymmetric reducing thin wall circumferential direction flowing forming device |
-
2017
- 2017-10-17 CN CN201721349559.0U patent/CN207288526U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584000A (en) * | 2017-10-17 | 2018-01-16 | 柳州北斗星液压科技有限公司 | Multi-pass pipe forming system and method |
| CN109719187A (en) * | 2019-02-03 | 2019-05-07 | 哈尔滨工业大学 | A kind of antisymmetric reducing thin wall circumferential direction flowing forming device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 |
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| CF01 | Termination of patent right due to non-payment of annual fee |