CN106424400A - Four-mold oil pressure necking machine - Google Patents
Four-mold oil pressure necking machine Download PDFInfo
- Publication number
- CN106424400A CN106424400A CN201610822358.1A CN201610822358A CN106424400A CN 106424400 A CN106424400 A CN 106424400A CN 201610822358 A CN201610822358 A CN 201610822358A CN 106424400 A CN106424400 A CN 106424400A
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- CN
- China
- Prior art keywords
- oil pressure
- oil
- hole
- moulding
- square
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
Abstract
The invention discloses a four-mold oil pressure necking machine. The four-mold oil pressure necking machine comprises a rack, an engine base, a hydraulic system, four oil pressure necking mechanisms and a cooling system capable of cooling the oil pressure necking mechanisms, wherein the engine base is arranged at the top of the rack, the four oil pressure necking mechanisms are arranged on the engine base in a circle center symmetrical manner and form a mold port, the hydraulic system is connected with the four oil pressure necking mechanisms and can drive the four oil pressure necking mechanisms to stretch and retract oppositely and simultaneously to enable the mold port to be in a reducing or increasing state, the necking effect is good, uniform wall thickness of a drawing tube is guaranteed, and concentricity is high. The four-mold oil pressure necking machine is skillful and reasonable in design, simple and convenient to operate, little in working noise, high in machining efficiency, wide in application range, compact in overall structure, small in size, stable in work, high in safety and reliability, shortens the production cycle effectively, reduces the cost, can neck tubes with different sizes and specifications without frequent mold replacement, occupies small area and facilitates extensive promotion and application.
Description
Technical field
The present invention relates to tubular object extruding technical field is and in particular to a kind of four moulding oils press shrinking machines.
Background technology
Tubing necking is the moulding process reducing blank end diameter.Pipe enters deformed area in responsive to axial force,
Produce the tangential necking shunk plastic deformation in deformed area, subsequently into stable region, ultimately form the end diameter reducing.At present
Domestic common shrinking machine mostly is and is driven patting using pneumatic hammer or ball-type structure, and not only operating noise is big, and processes
Efficiency is low, there is also larger potential safety hazard simultaneously, makes troubles to operation, also needs during otherwise for different size size pipe
Often to shut down and to carry out changing interior module, waste time and energy, lead to long the production cycle, high processing costs.
Content of the invention
For above-mentioned deficiency, it is an object of the invention to, provide a kind of smart structural design, rationally, operating noise is little, plus
Work efficiency high, and the drop-head range of work is wide, four moulding oils easy to use press shrinking machines.
For achieving the above object, technical scheme provided by the present invention is：A kind of four moulding oil pressure shrinking machines, it includes machine
Frame, support, hydraulic system, four oil pressure drop-head mechanisms and the cooling system that oil pressure drop-head mechanism can be cooled down, described machine
Seat is arranged on the top of frame, and four oil pressure drop-head mechanisms are symmetricly set on support in the center of circle and form a mould mouth, hydraulic pressure
System is connected with four oil pressure drop-head mechanisms respectively, and four oil pressure drop-head mechanisms can be driven relatively to make as expanding-contracting action simultaneously
Described mould mouth is in reduce or enlarging state.
As a modification of the present invention, the center of described support is provided with square through hole, and the front of this support sets
Have the front shroud of the open front closing of this square through hole, this front shroud is provided with the front through hole corresponding with square through hole, should
The peripheral position of front through hole is arranged with four support guide wheel group in the center of circle, and the back side of this support is provided with this square through hole
The back shroud of after-opening closing, the rear through hole corresponding with square through hole on this back shroud, this back shroud is provided with can be by after this
The movable flip of through hole closing.
As a modification of the present invention, described support guide wheel group includes wheel stand and is movably arranged on this by wheel shaft and leads
Guide wheel on wheel seat.
As a modification of the present invention, four madial walls of described square through hole are respectively provided with a reinforcement wearing plate.
As a modification of the present invention, described oil pressure drop-head mechanism includes oil cylinder and necking die, and this necking die is
Square block-shaped body, the upper left corner of this necking die is provided with short inclined plane, and the upper right corner is provided with long inclined plane, the cylinder body of described oil cylinder
It is fixed on the lateral wall of support, the piston rod of this oil cylinder is stretched into square through hole and is connected with the left side wall of necking die, contracting
The right side wall of mouth mould is provided with oil cylinder clearance position.
As a modification of the present invention, the bottom surface of described necking die and short inclined plane are provided with oil groove.
As a modification of the present invention, described long inclined plane is provided with down angle near a side position of described front through hole.
As a modification of the present invention, described hydraulic system includes oil pump, fuel tank and solenoid electric valve, and described oil pump sets
Put on fuel tank, and the oil inlet end of this oil pump is connected with described fuel tank, the oil outlet end of this oil pump passes through oil pipe and described oil cylinder
It is connected, described solenoid electric valve is arranged on this oil pipe.
As a modification of the present invention, described cooling system includes cooler and is arranged on blower fan on this cooler,
This cooler is provided with medium runner, and this medium runner is connected with described oil pipe.
As a modification of the present invention, the bottom of described frame is provided with oil sump.
Beneficial effects of the present invention are：Present invention design is ingenious, reasonable, controls four oil pressure drop-heads by hydraulic system
It is in reduce or enlarging state that mechanism makes mould mouth as expanding-contracting action relatively simultaneously, and corresponding realization carries out necking action to tubing, with
Heart degree is high, not eccentric, and contracting product out is tetragonal it is ensured that drawing thickness of pipe wall equalizes, and drop-head effect is good, simple to operate, side
Just, operating noise is little, high in machining efficiency, effectively shortens the production cycle, reduces cost, and can be to the tubing of different size specification
Carry out drop-head processing, need not frequent die change, applied widely, time saving and energy saving, can also be cooled down by cooling system simultaneously
It is ensured that long job stability, long service life, in addition compact overall structure, small volume, floor space is few, work for cooling
Make steady, safe and reliable height, beneficial to wide popularization and application it is adaptable to 5～15mm super thick pipe is especially effective, and general shrinking machine is only
0.5-5mm thickness pipe drop-head can be used for.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Brief description
Fig. 1 is the perspective view of the present invention.
Fig. 2 is the decomposition texture schematic diagram of oil pressure drop-head mechanism in the present invention.
Fig. 3 is the perspective view one of necking die in the present invention.
Fig. 4 is the perspective view two of necking die in the present invention.
Fig. 5 is the structural representation supporting guide wheel group in the present invention.
Fig. 6 is the structural representation of hydraulic system and cooling system in the present invention.
Fig. 7 is structural representation during oil pressure drop-head mechanism's drop-head in the present invention.
Fig. 8 is structural representation when oil pressure drop-head mechanism opens in the present invention.
Specific embodiment
Referring to Fig. 1 to Fig. 8, one kind four moulding oil pressure shrinking machine that the present embodiment provides, it includes frame 1, support 2, hydraulic pressure
3, four oil pressure drop-head mechanisms 4 of system and the cooling system 5 that oil pressure drop-head mechanism 4 can be cooled down, described support 2 is arranged on
The top of frame 1, four oil pressure drop-head mechanisms 4 are symmetricly set on support 2 in the center of circle and form a mould mouth 6, hydraulic system 3
It is connected with four oil pressure drop-head mechanisms 4 respectively, and four oil pressure drop-head mechanisms 4 can be driven simultaneously relatively to make institute as expanding-contracting action
Stating mould mouth 6 is in reduce or enlarging state.Preferably, the bottom of described frame 1 be provided with oil sump 7 it is ensured that work-yard clear
Clean.
It is provided with square through hole 21 in the center of described support 2, the front of this support 2 is provided with this square through hole 21
Open front closing front shroud 22, this front shroud 22 is provided with the front through hole corresponding with square through hole 21, this front through hole
Peripheral position is arranged with four support guide wheel group 23 in the center of circle, and the back side of this support 2 is provided with after this square through hole 21
The back shroud 24 of closure of openings, the rear through hole corresponding with square through hole 21 on this back shroud 24, this back shroud 24 is provided with energy
Movable flip 25 by this rear through hole closing.
Specifically, described support guide wheel group 23 includes wheel stand 231 and is movably arranged on this wheel stand by wheel shaft 232
Guide wheel 233 on 231.
Preferably, a reinforcement wearing plate 26 is respectively provided with four madial walls of described square through hole 21.This reinforcement is wear-resisting
Plate 26 is made using D2 steel, and then carrying out heat treatment makes its hardness reach HRC58～60, and wearability is good, impact resistance, effectively
Increase the service life.
Described oil pressure drop-head mechanism 4 includes oil cylinder 41 and necking die 42, and this necking die 42 is square block-shaped body, should
The upper left corner of necking die 42 is provided with short inclined plane 421, and the upper right corner is provided with long inclined plane 422, and the cylinder body of described oil cylinder 41 is fixed
On the lateral wall of support 2, the piston rod of this oil cylinder 41 stretches into square through hole 21 and the left side wall with necking die 42 is connected,
The right side wall of necking die 42 is provided with oil cylinder clearance position 423, it is to avoid interferes, makes full use of space, reduce volume.The present embodiment
In, the angle between described short inclined plane 421 and left side wall is preferably 135 degree.Between described long inclined plane 422 and right side wall
Angle is preferably 135 degree.
The bottom surface of described necking die 42 and short inclined plane 421 are provided with oil groove 424, effectively reduce contact area, and then
Reduce frictional force, lubricating oil can also be stored simultaneously, lift the smoothness of slip further, improve service life.
Preferably, being provided with down angle 425 in described long inclined plane 422 near a side position of described front through hole, convenient pipe
The smooth progressive die of material, lifts operating efficiency further.
Described hydraulic system 3 includes oil pump 31, fuel tank 32 and solenoid electric valve 33, and described oil pump 31 is arranged on fuel tank 32
On, and the oil inlet end of this oil pump 31 is connected with described fuel tank 32, the oil outlet end of this oil pump 31 passes through oil pipe 34 and described oil cylinder
41 are connected, and described solenoid electric valve 33 is arranged on this oil pipe 34.Hydralic pressure gauge 35 can be provided with oil pipe 34, supervised with real-time
Survey oil pressure, bring convenience to operation.
Described cooling system 5 includes cooler 51 and is arranged on blower fan 52 on this cooler 51, and this cooler 51 sets
There is medium runner 53, this medium runner 53 is connected with described oil pipe 34.During machine operation, oil temperature can raise, and can lead to oil cylinder 41
Hydraulic performance decline.It is ensured that the raising of overall performance after cooling down to hydraulic oil through subcooler 51.
During work, the tubing needing necking is inserted mould mouth 6, control by hydraulic system 3 four oil cylinders 41 relatively same
When so that mould mouth 6 is gradually reduced as extending action, realize necking action is carried out to tubing, referring to Fig. 7, the preliminary dimension when reducing
When, oil cylinder 41 quits work, and then oil cylinder 41 is return makes mould mouth 6 be in enlarging state, referring to Fig. 8, then extracts tubing out.
Concentricity is high, not eccentric, and contracting product out is tetragonal it is ensured that drawing thickness of pipe wall equalizes, and drop-head effect is good, simple to operate,
Convenient, operating noise is little, high in machining efficiency, effectively shortens the production cycle, reduces cost, and can be to the pipe of different size specification
Material carries out drop-head processing, need not frequent die change, applied widely, time saving and energy saving, can also be carried out cold by cooling system 5 simultaneously
But cooling is it is ensured that long job stability, long service life, safe and reliable height.
The announcement of book and teaching according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to the present invention's
In the scope of the claims that some modifications and changes should also be as fall into the present invention.Although additionally, using in this specification
Some specific terms, but these terms are merely for convenience of description, constitute any restriction to the present invention, using and its
The machinery of same or analogous other structures, all in the scope of the present invention.
Claims (10)
1. a kind of four moulding oils pressure shrinking machines it is characterised in that：It includes frame, support, hydraulic system, four oil pressure drop-head mechanisms
With the cooling system that oil pressure drop-head mechanism can be cooled down, described support is arranged on the top of frame, four oil pressure shrinking machines
Structure is symmetricly set on support in the center of circle and forms a mould mouth, and hydraulic system is connected with four oil pressure drop-head mechanisms respectively,
And can drive four oil pressure drop-head mechanisms relatively simultaneously as expanding-contracting action make described mould mouth be in reduce or enlarging state.
2. according to claim 1 four moulding oils pressure shrinking machines it is characterised in that the center of described support be provided with square
Through hole, the front of this support is provided with the front shroud of the open front closing of this square through hole, this front shroud be provided with square
The corresponding front through hole of through hole, the peripheral position of this front through hole is arranged with four support guide wheel group, the back of the body of this support in the center of circle
Face is provided with the back shroud of the after-opening of this square through hole closing, the rear through hole corresponding with square through hole on this back shroud,
This back shroud is provided with can be by the movable flip of this rear through hole closing.
3. according to claim 2 four moulding oils pressure shrinking machines it is characterised in that described support guide wheel group include wheel stand and
Guide wheel on this wheel stand is movably arranged on by wheel shaft.
4. four moulding oils pressure shrinking machines according to Claims 2 or 3 are it is characterised in that four inner sides of described square through hole
One reinforcement wearing plate is respectively provided with wall.
5. four moulding oil pressure shrinking machines described in 4 are wanted it is characterised in that described oil pressure drop-head mechanism includes oil cylinder and contracting according to right
Mouth mould, this necking die is square block-shaped body, and the upper left corner of this necking die is provided with short inclined plane, and the upper right corner is provided with length and inclines
Inclined-plane, the cylinder body of described oil cylinder is fixed on the lateral wall of support, and the piston rod of this oil cylinder stretches into square through hole and reducing die
The left side wall of tool is connected, and the right side wall of necking die is provided with oil cylinder clearance position.
6. want four moulding oils described in 5 to press shrinking machines it is characterised in that the bottom surface of described necking die and short inclined plane according to right
It is provided with oil groove.
7. four moulding oil pressure shrinking machines described in 5 are wanted it is characterised in that described long inclined plane is near described front through hole according to right
One side position is provided with down angle.
8. four moulding oil pressure shrinking machines according to claim 5 are it is characterised in that described hydraulic system includes oil pump, fuel tank
And solenoid electric valve, described oil pump is arranged on fuel tank, and the oil inlet end of this oil pump is connected with described fuel tank, the going out of this oil pump
Oily end is connected with described oil cylinder by oil pipe, and described solenoid electric valve is arranged on this oil pipe.
9. four moulding oil pressure shrinking machines according to claim 8 are it is characterised in that described cooling system includes cooler and sets
Put the blower fan on this cooler, this cooler is provided with medium runner, this medium runner is connected with described oil pipe.
10. four moulding oil pressure shrinking machines according to claim 1 are it is characterised in that the bottom of described frame is provided with oil sump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822358.1A CN106424400B (en) | 2016-09-14 | 2016-09-14 | Four moulding oils press shrinking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822358.1A CN106424400B (en) | 2016-09-14 | 2016-09-14 | Four moulding oils press shrinking machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106424400A true CN106424400A (en) | 2017-02-22 |
| CN106424400B CN106424400B (en) | 2018-08-24 |
Family
ID=58167933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610822358.1A Active CN106424400B (en) | 2016-09-14 | 2016-09-14 | Four moulding oils press shrinking machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN106424400B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175128A (en) * | 2018-09-12 | 2019-01-11 | 周律丞 | A kind of tubing automation reducing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5770036A (en) * | 1980-10-22 | 1982-04-30 | Toshiba Eng Constr Co Ltd | Crushing equipment for closing piping |
| CN2285701Y (en) * | 1996-06-05 | 1998-07-08 | 车培彩 | Metal pipe head mfg. machine |
| CN2889542Y (en) * | 2006-03-29 | 2007-04-18 | 河南华隆管业有限公司 | Seamless steel pipe hot-rolling head machine |
| CN200974100Y (en) * | 2006-11-29 | 2007-11-14 | 焦作市华科液压机械制造有限公司 | Hydraulic pressure head withdrawing machine |
| CN203649186U (en) * | 2013-12-30 | 2014-06-18 | 厦门正黎明冶金机械有限公司 | Downpipe binding device |
| CN205128762U (en) * | 2015-10-21 | 2016-04-06 | 扬中凯悦铜材有限公司 | Cast copper product first device that contracts |
| CN206731967U (en) * | 2016-09-14 | 2017-12-12 | 东莞市方荣精机工业有限公司 | Four moulding oils press shrinking machine |
-
2016
- 2016-09-14 CN CN201610822358.1A patent/CN106424400B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5770036A (en) * | 1980-10-22 | 1982-04-30 | Toshiba Eng Constr Co Ltd | Crushing equipment for closing piping |
| CN2285701Y (en) * | 1996-06-05 | 1998-07-08 | 车培彩 | Metal pipe head mfg. machine |
| CN2889542Y (en) * | 2006-03-29 | 2007-04-18 | 河南华隆管业有限公司 | Seamless steel pipe hot-rolling head machine |
| CN200974100Y (en) * | 2006-11-29 | 2007-11-14 | 焦作市华科液压机械制造有限公司 | Hydraulic pressure head withdrawing machine |
| CN203649186U (en) * | 2013-12-30 | 2014-06-18 | 厦门正黎明冶金机械有限公司 | Downpipe binding device |
| CN205128762U (en) * | 2015-10-21 | 2016-04-06 | 扬中凯悦铜材有限公司 | Cast copper product first device that contracts |
| CN206731967U (en) * | 2016-09-14 | 2017-12-12 | 东莞市方荣精机工业有限公司 | Four moulding oils press shrinking machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175128A (en) * | 2018-09-12 | 2019-01-11 | 周律丞 | A kind of tubing automation reducing device |
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| Publication number | Publication date |
|---|---|
| CN106424400B (en) | 2018-08-24 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200521 Address after: No.165 Shatong Road, Dalang Town, Dongguan City, Guangdong Province Patentee after: Dongguan Fangrong Metallurgical Equipment Co., Ltd Address before: 523000, No. 163, Sha Tong Road, Sha Bu Village, Dalang Town, Dongguan, Guangdong Patentee before: FONG SEIKI KOGYO CO., LTD., DONGGUAN CITY |
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| TR01 | Transfer of patent right |