CN206604892U - A kind of hydraulic pressure system head machine - Google Patents
A kind of hydraulic pressure system head machine Download PDFInfo
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- CN206604892U CN206604892U CN201720263226.XU CN201720263226U CN206604892U CN 206604892 U CN206604892 U CN 206604892U CN 201720263226 U CN201720263226 U CN 201720263226U CN 206604892 U CN206604892 U CN 206604892U
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Abstract
The utility model provides a kind of hydraulic pressure system head machine, is molded for extruding head processed to pipe head, including hydraulic cylinder, briquetting, hydraulic power unit and framework；Hydraulic cylinder has several, is uniformly fixed on framework exterior circumferential end face, and the piston rod of hydraulic cylinder is respectively coupled with a briquetting, and briquetting surrounds lower portion central distribution；Front oil duct and rear oil duct that former and later two lateral inners of framework are drilled with independence and ganged up respectively, front oil duct are respectively communicated with the upper cavity oil inlet and lower cavity oil inlet of hydraulic cylinder with rear oil duct；Front oil duct is connected with hydraulic power unit respectively with rear oil duct, and hydraulic power unit drives the piston rod of hydraulic cylinder to promote briquetting to shrink or open simultaneously along lower portion center.The utility model eliminates the oil pipe and joint that original head machine processed is exposed between each hydraulic cylinder of outside, and avoid the oil leakage fault of oil pipe and joint caused by oil pipe is collided under outside various uncertain factors, equipment profile is more attractive in appearance, reduces the maintenance of equipment.
Description
Technical field
The utility model is related to hydraulic pressure system head machine technical field, exists more specifically to one kind applied to metal pipe billet
Approximate solid system head machine is squeezed into before drawing to pipe head.
Background technology
The head processed on pipe head is the necessary process of metal pipe material drawing, and this process facilitates the clamp of draw-off gear to clamp
Being divided by head processed for pipe, then applies pulling capacity traction pipe by drawing mould, pipe is forced generation external diameter and wall thickness
Deformation.
The structure of head machine processed is usually that several hydraulic cylinders are distributed on circumference, and each hydraulic cylinder is coupled with briquetting, and briquetting is in liquid
Realize and the pipe for being placed in center is compressed, be allowed to deform to central reduction and opening simultaneously under the drive of cylinder pressure.For example
Four hydraulic cylinders that head machine processed is generally used, will make pipe head be squeezed into tetragonal body, must be requested that hydraulic cylinder controls briquetting
Retreat simultaneously, can just be pressed into relatively regular tetragonal body, be easy to the clamping of draw-off gear clamp, therefore the entering of four hydraulic cylinders,
Vent line must be ganged up together respectively, it is ensured that the piston driving briquetting of four hydraulic cylinders is simultaneously to central reduction or opening.
The head machine processed of now controls the piston of hydraulic cylinder by the external oil pipe between hydraulic cylinder, and oil pipe is all distributed in
The outside of hydraulic cylinder, causes the oil pipe of this head machine processed easily to cause oil occur because being collided under various uncertain factors in outside
The oil leakage fault of pipe and joint, this system head machine is both dangerous or not attractive in appearance enough.
Utility model content
The purpose of this utility model is to overcome shortcoming and deficiency of the prior art that there is provided a kind of safer and attractive in appearance
Hydraulic pressure system head machine.
In order to achieve the above object, the utility model is achieved by following technical proposals：A kind of hydraulic pressure system head machine, is used
It is molded in extruding head processed to pipe head, including hydraulic cylinder, briquetting, hydraulic power unit and framework；The hydraulic cylinder has some
It is individual, uniformly it is fixed on framework exterior circumferential end face, the piston rod of hydraulic cylinder is respectively coupled with a briquetting, briquetting is in framework
Portion's central distribution；Front oil duct and rear oil duct that former and later two lateral inners of framework are drilled with independence and ganged up respectively, front oil duct with
Rear oil duct is respectively communicated with the upper cavity hydraulic fluid port and lower cavity hydraulic fluid port of each hydraulic cylinder；Front oil duct is respectively moved with rear oil duct with hydraulic pressure
Power apparatus is connected, and hydraulic power unit drives the piston rod of hydraulic cylinder by controlling the hydraulic oil of front oil duct and rear oil duct to pass in and out
Briquetting is driven to shrink or open simultaneously along lower portion center, realization is extruded pipe head.For the body of rule is made,
The briquetting that hydraulic cylinder piston rod drives must retreat simultaneously, that is, require that the oil circuit between each hydraulic cylinder is tied, synchronous oil-feed
Or it is fuel-displaced, the oil pipe pipeline outside hydraulic cylinder is changed to be arranged on lower portion oil circuit by the utility model, avoids tradition
The problem of head machine external oil pipe intersection-type collision processed, oil leak.
The inwall of the briquetting conformable frame is set, the spigot surface that the inwall of framework is moved as briquetting, and briquetting is slided
Carry out guide-localization；Hydraulic power unit controls each hydraulic cylinder to drive briquetting to central reduction or to be beaten simultaneously along framework spigot surface
Open, extruding head processed is carried out to pipe.Guide-localization briquetting so that briquetting is according to set direction pressure pipe base.
The hydraulic cylinder is locked on framework exterior circumferential end face by the cylinder body flange carried by connector.It is convenient
The installation of hydraulic cylinder is adjusted with dismounting.
Front oil duct and rear oil duct that former and later two lateral inners of the framework are drilled with independence and ganged up respectively, front oil duct with
The upper cavity hydraulic fluid port and lower cavity hydraulic fluid port that rear oil duct is respectively communicated with each hydraulic cylinder refer to：Before the cylinder body flange is provided with
Oilhole；The lower hydraulic fluid port of the preceding oilhole is corresponding with the front oil duct oil inlet and outlet on framework, and seals connection by sealing ring；It is described
The upper hydraulic fluid port of preceding oilhole on cylinder body flange is attached to the upper cavity hydraulic fluid port of hydraulic cylinder by one section of body, so as to realize framework
On front oil duct and each hydraulic cylinder upper cavity hydraulic fluid port connection.
The body is steel pipe, empty by hydraulic fluid port on the preceding oilhole in welding respectively connection cylinder body flange and hydraulic cylinder top
Chamber hydraulic fluid port.Steel-pipe welding is connected, and is consolidated, good airproof performance.
Front oil duct and rear oil duct that former and later two lateral inners of the framework are drilled with independence and ganged up respectively, front oil duct with
The upper cavity hydraulic fluid port and lower cavity hydraulic fluid port that rear oil duct is respectively communicated with each hydraulic cylinder refer to：After the cylinder body flange is provided with
Oilhole；The lower hydraulic fluid port of the rear oilhole is corresponding with the oil inlet and outlet of the rear oil duct on framework, and seals connection by sealing ring；Institute
The upper hydraulic fluid port for stating the rear oilhole on cylinder body flange is connected with the lower cavity hydraulic fluid port positioned at hydraulic cylinder piston bottom, so as to realize frame
The connection of rear oil duct and the lower cavity hydraulic fluid port of each hydraulic cylinder on frame.
Pass through the oilhole on cylinder body flange, the front oil duct and rear oil duct of hydraulic cylinder connection framework, so that stability contorting is each
Being synchronized with the movement for the piston rod of hydraulic cylinder, also saves the oil pipe for being connected on outside, safer, reduces oil leakage fault.
The hydraulic cylinder quantity is 4, and framework is cube.
The hydraulic power unit for can oil-feed and oil return hydraulic press.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
1st, the oil pipe and joint being exposed between each hydraulic cylinder of device external are eliminated, and avoids oil pipe in outside
The oil leakage fault of oil pipe and joint caused by being collided under various uncertain factors.
2nd, the oil circuit that is coupled between hydraulic cylinder is used in solid metal framework internal bore connection, it is entirely avoided oil leak
Phenomenon.
3rd, outside pipe arrangement is changed to connect oil circuit in metal framework internal bore between hydraulic cylinder, and equipment profile is more beautiful
See, connecting joint greatly reduces, and reduces the maintenance of equipment.
Brief description of the drawings
Fig. 1 is side view of the present utility model；
Fig. 2 is Fig. 1 B-B profiles；
Fig. 3 is Fig. 1 A-A profiles；
Fig. 4 is Fig. 1 C-C profiles；
Fig. 5 is the hydraulic cylinder of embodiment one and framework partial cutaway schematic；
Description of reference numerals：1st, hydraulic cylinder；1.1st, cylinder body flange；1.2nd, upper cavity hydraulic fluid port；1.3rd, lower cavity hydraulic fluid port；
1.4th, piston rod；1.5th, preceding oilhole；1.6th, rear oilhole；1.7th, the upper hydraulic fluid port of preceding oilhole；1.8th, the lower hydraulic fluid port of preceding oilhole；1.9th, after
The upper hydraulic fluid port of oilhole；1.11st, the lower hydraulic fluid port of rear oilhole；2nd, framework；2.1st, spigot surface；3rd, briquetting；4th, front oil duct；5th, rear oil duct；
6th, steel pipe；7th, pipe head.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment one
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of hydraulic pressure system head machine, including hydraulic cylinder 1, briquetting 3, hydraulic power unit
(not shown) and framework 2；In the present embodiment, hydraulic cylinder 1 has 4, and framework 2 is cube；4 hydraulic cylinders 1 are uniformly fixed on
On the exterior circumferential end face of framework 2, the piston rod 1.4 of hydraulic cylinder 1 is respectively coupled with a briquetting 3, the inwall of the conformable frame 2 of briquetting 3
Set, the spigot surface 2.1 that the inwall of framework 2 move as briquetting 3, progress guide-localization is slided to briquetting 3；Framework 2 it is front and rear
The front oil duct 4 that two lateral inners are drilled with independence and ganged up respectively and rear oil duct 5, front oil duct 4 are respectively communicated with each with rear oil duct 5
The upper cavity hydraulic fluid port 1.2 and lower cavity hydraulic fluid port 1.3 of hydraulic cylinder 1；Front oil duct 4 and rear oil duct 5 be each and hydraulic power unit phase
Even, hydraulic power unit is by controlling the hydraulic oil of front oil duct 4 and rear oil duct 5 to pass in and out, so as to drive the piston rod of hydraulic cylinder 1
1.4, drive spigot surface 2.1 of the briquetting 3 along framework 2 simultaneously to central reduction or opening, realization is extruded pipe head.
Hydraulic power unit for can oil-feed and oil return hydraulic press (can external front oil duct 4 and rear oil duct 5, do not mark in figure
Show).
Hydraulic cylinder 1 is locked on the exterior circumferential end face of framework 2 by the cylinder body flange 1.1 carried by connector.
Cylinder body flange 1.1 is provided with preceding oilhole 1.5；The turnover of the lower hydraulic fluid port of preceding oilhole 1.5 and the front oil duct 4 on framework 2
Hydraulic fluid port correspondence, and connection is sealed by sealing ring；The upper hydraulic fluid port 1.7 of preceding oilhole on cylinder body flange 1.1 is joined by one section of body
The upper cavity hydraulic fluid port 1.2 of hydraulic cylinder 1 is tied, so as to realize the upper cavity of the front oil duct 4 and each hydraulic cylinder 1 on framework 2
The connection of hydraulic fluid port 1.2.
Body is steel pipe 6, passes through the upper hydraulic fluid port 1.7 and hydraulic cylinder of the preceding oilhole in welding respectively connection cylinder body flange 1.1
Upper cavity hydraulic fluid port 1.2.
Such as Fig. 5, cylinder body flange 1.1 is provided with rear oilhole 1.6；Hydraulic fluid port 1.11 enters with the rear oil duct 5 on framework 2 under oilhole afterwards
Oil-out correspondence, and connection is sealed by sealing ring；The upper hydraulic fluid port 1.9 of rear oilhole on cylinder body flange 1.1 is with being located at hydraulic cylinder 1
The lower cavity hydraulic fluid port 1.3 of piston lower portion is connected, so as to realize the lower cavity of the rear oil duct 5 and each hydraulic cylinder 1 on framework 2
The connection of hydraulic fluid port 1.3.
During work, hydraulic press control hydraulic oil oil-feed enters front oil duct 4, then by connecting with the oil inlet and outlet of front oil duct 4
The lower hydraulic fluid port 1.8 of logical preceding oilhole enters cylinder body flange 1.1, then is entered by the upper hydraulic fluid port 1.7 of the preceding oilhole connected with steel pipe 6
The upper cavity hydraulic fluid port 1.2 of each hydraulic cylinder 1, so that synchronous promote piston rod 1.4 to promote briquetting 3 to move so that each briquetting 3
It is synchronous to be shunk along lower portion centre pilot face 2.1, extrusion tube blank head；After the completion of extruding, hydraulic press control hydraulic oil oil-feed
Into rear oil duct 5, the lower hydraulic fluid port 1.11 of the rear oilhole then connected by the oil inlet and outlet with rear oil duct 5 enters cylinder body flange
1.1, then the upper hydraulic fluid port 1.9 of the rear oilhole passed through enters the lower cavity hydraulic fluid port 1.3 of each hydraulic cylinder 1, so that synchronous promote is lived
Stopper rod 1.4 pulls briquetting 3 to move so that each briquetting 3 is synchronous to be opened along lower portion centre pilot face 2.1, and simultaneously, preceding oil
Road 4, cylinder body flange 1.1 go forward oilhole 1.5 and the upper cavity of hydraulic cylinder 1 oil as the motion of briquetting 3 is exited.
Embodiment two
The present embodiment the difference is that only with embodiment one：Hydraulic cylinder has 3, and framework is triangle, and hydraulic cylinder passes through
The cylinder body flange carried is locked on framework exterior circumferential end face by connector；Rear oil duct enters on framework provided with rear oil duct
Oil-out, the lower cavity hydraulic fluid port of each hydraulic cylinder is directly connected by external oil pipe, and cylinder body flange is not provided with rear oilhole.Other
Structure be the same as Example one.
Embodiment three
The present embodiment the difference is that only with embodiment one：Front oil duct is provided with front oil duct oil inlet and outlet on framework, leads to
The upper cavity hydraulic fluid port that steel pipe directly connects each hydraulic cylinder is crossed, cylinder body flange is not provided with preceding oilhole.Other structures be the same as Example
One.
Example IV
A kind of hydraulic pressure system head machine, is molded for extruding head processed to pipe head, including hydraulic cylinder, briquetting, hydraulic power dress
Put and framework；Hydraulic cylinder has 4, is uniformly fixed on framework exterior circumferential end face, the piston rod of hydraulic cylinder respectively with a briquetting
It is coupled, briquetting surrounds lower portion central distribution；The preceding oil that former and later two lateral inners of framework are drilled with independence and ganged up respectively
Road and rear oil duct, front oil duct and rear oil duct are all respectively equipped with front oil duct oil inlet and outlet and rear oil duct oil inlet and outlet；Front oil duct is passed in and out
Hydraulic fluid port all directly connects the upper cavity hydraulic fluid port and lower cavity of each hydraulic cylinder with rear oil duct oil inlet and outlet by steel pipe respectively
Hydraulic fluid port.
Above-described embodiment is the utility model preferably embodiment, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplification, should be equivalent substitute mode, are included within protection domain of the present utility model.
Claims (8)
1. a kind of hydraulic pressure system head machine, is molded for extruding head processed to pipe head, including hydraulic cylinder, briquetting, hydraulic power unit
And framework, it is characterised in that：The hydraulic cylinder has several, is uniformly fixed on framework exterior circumferential end face, the work of hydraulic cylinder
Stopper rod is respectively coupled with a briquetting, and briquetting surrounds lower portion central distribution；Former and later two lateral inners of framework are drilled with respectively
Independence and the front oil duct and rear oil duct ganged up, front oil duct and rear oil duct be respectively communicated with the upper cavity hydraulic fluid port of each hydraulic cylinder and under
Portion's cavity hydraulic fluid port；Front oil duct is respectively connected with rear oil duct with hydraulic power unit, and hydraulic power unit is by controlling front oil duct with after
The hydraulic oil turnover of oil circuit, drives the piston rod of hydraulic cylinder to drive briquetting to shrink or open simultaneously along lower portion center, realizes
Pipe head is extruded.
2. a kind of hydraulic pressure system head machine according to claim 1, it is characterised in that：The inwall of the briquetting conformable frame is set
Put, the spigot surface that the inwall of framework is moved as briquetting slides to briquetting and carries out guide-localization；Hydraulic power unit controls each
Hydraulic cylinder drives briquetting along framework spigot surface simultaneously to central reduction or opening, and extruding head processed is carried out to pipe.
3. a kind of hydraulic pressure system head machine according to claim 1, it is characterised in that：The hydraulic cylinder passes through the cylinder body method that carries
Orchid is locked on framework exterior circumferential end face by connector.
4. a kind of hydraulic pressure system head machine according to claim 3, it is characterised in that：Former and later two lateral inners of the framework
The front oil duct and rear oil duct for being drilled with independence respectively and ganging up, front oil duct are respectively communicated with the upper cavity of each hydraulic cylinder with rear oil duct
Hydraulic fluid port and lower cavity hydraulic fluid port refer to：The cylinder body flange is provided with preceding oilhole；On the lower hydraulic fluid port and framework of the preceding oilhole
The oil inlet and outlet correspondence of front oil duct, and connection is sealed by sealing ring；The upper hydraulic fluid port of preceding oilhole on the cylinder body flange passes through
One section of body is attached to the upper cavity hydraulic fluid port of hydraulic cylinder, so as to realize that the top of the front oil duct and each hydraulic cylinder on framework is empty
The connection of chamber hydraulic fluid port.
5. a kind of hydraulic pressure system head machine according to claim 4, it is characterised in that：The body is steel pipe, passes through welding point
The upper hydraulic fluid port and the upper cavity hydraulic fluid port of hydraulic cylinder of preceding oilhole that Lian Jie be on cylinder body flange.
6. a kind of hydraulic pressure system head machine according to claim 3, it is characterised in that：Former and later two lateral inners of the framework
The front oil duct and rear oil duct for being drilled with independence respectively and ganging up, front oil duct are respectively communicated with the upper cavity of each hydraulic cylinder with rear oil duct
Hydraulic fluid port and lower cavity hydraulic fluid port refer to：The cylinder body flange is provided with rear oilhole；On the lower hydraulic fluid port and framework of the rear oilhole
Rear oil duct oil inlet and outlet correspondence, and connection is sealed by sealing ring；The upper hydraulic fluid port of rear oilhole on the cylinder body flange is with being located at
The lower cavity hydraulic fluid port connection of hydraulic cylinder piston bottom, so as to realize the lower cavity of the rear oil duct and each hydraulic cylinder on framework
The connection of hydraulic fluid port.
7. a kind of hydraulic pressure system head machine according to claim 1 or 3, it is characterised in that：The hydraulic cylinder quantity is 4, frame
Frame is cube.
8. a kind of hydraulic pressure system head machine according to claim 1, it is characterised in that：The hydraulic power unit for can oil-feed with
The hydraulic press of oil return.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263226.XU CN206604892U (en) | 2017-03-17 | 2017-03-17 | A kind of hydraulic pressure system head machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263226.XU CN206604892U (en) | 2017-03-17 | 2017-03-17 | A kind of hydraulic pressure system head machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206604892U true CN206604892U (en) | 2017-11-03 |
Family
ID=60166841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720263226.XU Active CN206604892U (en) | 2017-03-17 | 2017-03-17 | A kind of hydraulic pressure system head machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206604892U (en) |
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2017
- 2017-03-17 CN CN201720263226.XU patent/CN206604892U/en active Active
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