CN106424400B - Four moulding oils press shrinking machine - Google Patents
Four moulding oils press shrinking machine Download PDFInfo
- Publication number
- CN106424400B CN106424400B CN201610822358.1A CN201610822358A CN106424400B CN 106424400 B CN106424400 B CN 106424400B CN 201610822358 A CN201610822358 A CN 201610822358A CN 106424400 B CN106424400 B CN 106424400B
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- Prior art keywords
- oil
- hole
- pressure drop
- engine base
- oil pressure
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of four moulding oils to press shrinking machine, it includes rack, engine base, hydraulic system, four oil pressure drop-head mechanisms and can carry out cooling cooling system to oil pressure drop-head mechanism, the engine base is arranged at the top of rack, four oil pressure drop-head mechanisms are symmetricly set on engine base in the center of circle and form a mold mouth, hydraulic system is connected with four oil pressure drop-head mechanisms respectively, and four oil pressure drop-head mechanisms can be driven relatively simultaneous to make the mold mouth in diminution or enlarging state as expanding-contracting action, drop-head effect is good, ensure that drawing thickness of pipe wall is balanced, concentricity is high；The present invention is ingenious in design, reasonable, and simple, convenient, operating noise is small, it is high in machining efficiency, it effectively shortens the production cycle, reduces cost, and drop-head processing can be carried out to the tubing of different dimensions, it is applied widely without frequently changing the mold, other compact overall structure, it is small, floor space is few, and stable working, safe and reliable height are conducive to wide popularization and application.
Description
Technical field
The present invention relates to tubular object extruding technical fields, and in particular to a kind of four moulding oils pressure shrinking machine.
Background technology
Tubing necking is the moulding process for reducing blank end diameter.Pipe enters deformed area in responsive to axial force,
The necking plastic deformation tangentially shunk is generated in deformed area, subsequently into stable region, ultimately forms the end diameter of diminution.At present
Domestic common shrinking machine is mostly to carry out driving beating using pneumatic hammer or ball-type structure, and not only operating noise is big, and is processed
Efficiency is low, while there is also larger security risk, making troubles to operation, is also needed when otherwise for different dimensions tubing
It often to shut down and replace interior module, it is time-consuming and laborious, cause the production cycle long, high processing costs.
Invention content
Against the above deficiency, the object of the present invention is to provide a kind of smart structural design, rationally, operating noise is small, adds
Work is efficient, and the drop-head range of work is wide, and four moulding oil easy to use presses shrinking machine.
To achieve the above object, technical solution provided by the present invention is：A kind of four moulding oils pressure shrinking machine comprising machine
Frame, engine base, hydraulic system, four oil pressure drop-head mechanisms and cooling cooling system, the machine can be carried out to oil pressure drop-head mechanism
Seat is arranged at the top of rack, and four oil pressure drop-head mechanisms are symmetricly set on engine base in the center of circle and form a mold mouth, hydraulic pressure
System is connected with four oil pressure drop-head mechanisms respectively, and can drive four oil pressure drop-head mechanisms are relatively simultaneous to make as expanding-contracting action
The mold mouth is in diminution or enlarging state.
As an improvement of the present invention, the center of the engine base is equipped with square through hole, is set on the front of the engine base
Have the closed front shroud of the open front of the square through hole, which is equipped with front through hole corresponding with square through hole, should
The peripheral position of front through hole is arranged with four support guide wheel groups in the center of circle, and the back side of the engine base is equipped with the square through hole
The closed back shroud of after-opening, it is corresponding with square through hole on the back shroud after through-hole, which is equipped with can will be after this
The closed movable flip of through-hole.
As an improvement of the present invention, the support guide wheel group includes wheel stand and is movably arranged on this by wheel shaft and leads
Guide wheel on wheel seat.
As an improvement of the present invention, it is respectively provided with a reinforcement wearing plate on four madial walls of the square through hole.
As an improvement of the present invention, oil pressure drop-head mechanism includes oil cylinder and necking die, which is
The upper left corner of rectangular block-shaped body, the necking die is equipped with short inclined surface, and the upper right corner is equipped with long inclined surface, the cylinder body of the oil cylinder
It is fixed on the lateral wall of engine base, the piston rod of the oil cylinder stretches into square through hole and is connected with the left side wall of necking die, contracting
The right side wall of mouth mold tool is equipped with oil cylinder clearance position.
As an improvement of the present invention, the bottom surface of the necking die and short inclined surface are equipped with oil groove.
As an improvement of the present invention, the long inclined surface is equipped with angle close to a side position of the front through hole.
As an improvement of the present invention, the hydraulic system includes oil pump, fuel tank and solenoid electric valve, and the oil pump is set
It sets on fuel tank, and the oil inlet end of the oil pump is connected with the fuel tank, the oil outlet end of the oil pump passes through oil pipe and the oil cylinder
It is connected, the solenoid electric valve is arranged on the oil pipe.
As an improvement of the present invention, the cooling system includes cooler and the wind turbine that is arranged on the cooler,
The cooler is equipped with medium runner, which is connected with the oil pipe.
As an improvement of the present invention, the bottom of the rack is equipped with oil sump.
Beneficial effects of the present invention are：The present invention is ingenious in design, reasonable, and four oil pressure drop-heads are controlled by hydraulic system
Mechanism is relatively simultaneous to make mold mouth in diminution or enlarging state as expanding-contracting action, and corresponding realize carries out necking action to tubing, together
Heart degree is high, not eccentric, and the product for contracting out is quadrangle, ensures that drawing thickness of pipe wall is balanced, and drop-head effect is good, easy to operate, side
Just, operating noise is small, high in machining efficiency, effectively shortens the production cycle, reduces cost, and can be to the tubing of different dimensions
Drop-head processing is carried out, it is applied widely without frequently mold changing, it is time saving and energy saving, while can also be cooled down by cooling system
Cooling, it is ensured that prolonged job stability, service life is long, in addition compact overall structure, small, and floor space is few, work
Work is steady, safe and reliable high, is conducive to wide popularization and application, especially effective suitable for 5~15mm super thick pipes, and general shrinking machine is only
It can be used for 0.5-5mm thickness pipe drop-heads.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Description of the drawings
Fig. 1 is the dimensional structure diagram 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 dimensional structure diagram one of necking die in the present invention.
Fig. 4 is the dimensional structure diagram two of necking die in the present invention.
Fig. 5 is the structural schematic diagram that guide wheel group is supported in the present invention.
Fig. 6 is the structural schematic diagram of hydraulic system and cooling system in the present invention.
Structural schematic diagram when Fig. 7 is oil pressure drop-head mechanism drop-head in the present invention.
Fig. 8 is structural schematic diagram when oil pressure drop-head mechanism is opened in the present invention.
Specific implementation mode
Referring to Fig. 1 to Fig. 8, a kind of four moulding oils pressure shrinking machine provided in this embodiment comprising rack 1, engine base 2, hydraulic pressure
3, four oil pressure drop-head mechanisms 4 of system and cooling cooling system 5 can be carried out to oil pressure drop-head mechanism 4, the setting of the engine base 2 exists
The top of rack 1, four oil pressure drop-head mechanisms 4 are symmetricly set on engine base 2 in the center of circle and form a mold mouth 6, hydraulic system 3
It is connected respectively with four oil pressure drop-head mechanisms 4, and can drives four oil pressure drop-head mechanisms 4 are relatively simultaneous to make institute as expanding-contracting action
Mold mouth 6 is stated in diminution or enlarging state.Preferably, the bottom of the rack 1 be equipped with oil sump 7, it is ensured that work-yard it is clear
It is clean.
It is equipped with square through hole 21 in the center of the engine base 2, the front of the engine base 2 is equipped with the square through hole 21
The closed front shroud 22 of open front, the front shroud 22 be equipped with front through hole corresponding with square through hole 21, the front through hole
Peripheral position is arranged with four support guide wheel groups 23 in the center of circle, and the back side of the engine base 2 is equipped with will be after the square through hole 21
The back shroud 24 of closure of openings, it is corresponding with square through hole 21 on the back shroud 24 after through-hole, which is equipped with energy
By the closed movable flip of the rear through-hole 25.
Specifically, the support guide wheel group 23 includes wheel stand 231 and is movably arranged on the wheel stand by wheel shaft 232
Guide wheel 233 on 231.
Preferably, being respectively provided with a reinforcement wearing plate 26 on four madial walls of the square through hole 21.The reinforcement is wear-resisting
Plate 26 is made of D2 steel, and then carrying out heat treatment makes its hardness reach HRC58o~60o, and wearability is good, impact resistance, effectively
Prolong the service life.
Oil pressure drop-head mechanism 4 includes oil cylinder 41 and necking die 42, which is rectangular block-shaped body, should
The upper left corner of necking die 42 is equipped with short inclined surface 421, and the upper right corner is equipped with long inclined surface 422, and the cylinder body of the oil cylinder 41 is fixed
On the lateral wall of engine base 2, the piston rod of the oil cylinder 41 stretches into square through hole 21 and is connected with the left side wall of necking die 42,
The right side wall of necking die 42 is equipped with oil cylinder clearance position 423, avoids interference with, and makes full use of space, reduces volume.The present embodiment
In, the angle between the short inclined surface 421 and left side wall is preferably 135 degree.Between the long inclined surface 422 and right side wall
Angle is preferably 135 degree.
The bottom surface of the necking die 42 and short inclined surface 421 are equipped with oil groove 424, effectively reduce contact area, in turn
Frictional force is reduced, while lubricating oil can also be stored, further promotes the smoothness of sliding, improves service life.
Preferably, being equipped with angle 425 close to a side position of the front through hole in the long inclined surface 422, facilitate pipe
The smooth progressive die of material, further promotes working efficiency.
The hydraulic system 3 includes oil pump 31, fuel tank 32 and solenoid electric valve 33, and the oil pump 31 is arranged in fuel tank 32
On, and the oil inlet end of the oil pump 31 is connected with the fuel tank 32, the oil outlet end of the oil pump 31 passes through oil pipe 34 and the oil cylinder
41 are connected, and the solenoid electric valve 33 is arranged on the oil pipe 34.Hydralic pressure gauge 35 can be equipped on oil pipe 34, to supervise in real time
Oil pressure is surveyed, is brought convenience to operation.
The cooling system 5 includes cooler 51 and the wind turbine 52 being arranged on the cooler 51, is set on the cooler 51
There is medium runner 53, which is connected with the oil pipe 34.Oil temperature can increase when machine operation, can lead to oil cylinder 41
Performance decline.After being cooled down to hydraulic oil through subcooler 51, ensure the raising of overall performance.
When work, the tubing of necking will be needed to be inserted into mold mouth 6, it is relatively same that four oil cylinders 41 are controlled by hydraulic system 3
When so that mold mouth 6 is gradually reduced as extending action, realize and necking action carried out to tubing, referring to Fig. 7, the predetermined size when reducing
When, oil cylinder 41 is stopped, and then oil cylinder 41, which is retracted, makes mold mouth 6 be in enlarging state, referring to Fig. 8, then extracts tubing out.
Concentricity is high, not eccentric, and the product for contracting out is quadrangle, ensures that drawing thickness of pipe wall is balanced, and drop-head effect is good, easy to operate,
Convenient, operating noise is small, high in machining efficiency, effectively shortens the production cycle, reduces cost, and can be to the pipe of different dimensions
Material carries out drop-head processing, applied widely without frequently mold changing, time saving and energy saving, while can also be carried out by cooling system 5 cold
But cool down, it is ensured that prolonged job stability, service life is long, safe and reliable high.
According to the disclosure and teachings of the above specification, 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 implementation modes disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification
Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way, using with its
The machinery of same or analogous other structures, all falls in the scope of protection of the present invention.
Claims (9)
1. a kind of four moulding oils press shrinking machine, it is characterised in that：It includes rack, engine base, hydraulic system, four oil pressure drop-head mechanisms
With cooling cooling system can be carried out to oil pressure drop-head mechanism, the engine base is arranged in the top of rack, four oil pressure shrinking machines
Structure is symmetricly set in the center of circle on engine base and is formed a mold mouth, and hydraulic system is connected with four oil pressure drop-head mechanisms respectively,
And four oil pressure drop-head mechanisms can be driven relatively simultaneous to make the mold mouth in diminution or enlarging state as expanding-contracting action；
The center of the engine base is equipped with square through hole；Oil pressure drop-head mechanism includes oil cylinder and necking die, the necking
Mold is rectangular block-shaped body, and the upper left corner of the necking die is equipped with short inclined surface, and the upper right corner is equipped with long inclined surface, the oil cylinder
Cylinder body be fixed on the lateral wall of engine base, the piston rod of the oil cylinder stretches into square through hole and is connected with the left side wall of necking die
It connects, the right side wall of necking die is equipped with oil cylinder clearance position.
2. four moulding oil according to claim 1 presses shrinking machine, which is characterized in that the front of the engine base is equipped with the party
The closed front shroud of open front of shape through-hole, the front shroud are equipped with front through hole corresponding with square through hole, the front through hole
Peripheral position is arranged with four support guide wheel groups in the center of circle, and the back side of the engine base, which is equipped with, seals the after-opening of the square through hole
The back shroud closed, it is corresponding with square through hole on the back shroud after through-hole, which, which is equipped with, to close the rear through-hole
Movable flip.
3. four moulding oil according to claim 2 presses shrinking machine, which is characterized in that the support guide wheel group include wheel stand with
It is movably arranged on the guide wheel on the wheel stand by wheel shaft.
4. four moulding oil according to claim 2 or 3 presses shrinking machine, which is characterized in that four insides of the square through hole
A reinforcement wearing plate is respectively provided on wall.
5. four moulding oil according to claim 4 presses shrinking machine, which is characterized in that the bottom surface of the necking die and short inclination
Face is equipped with oil groove.
6. four moulding oil according to claim 4 presses shrinking machine, which is characterized in that the long inclined surface is close to the front through hole
A side position be equipped with fall angle.
7. four moulding oil according to claim 4 presses shrinking machine, which is characterized in that the hydraulic system includes oil pump, fuel tank
And solenoid electric valve, the oil pump is arranged on fuel tank, and the oil inlet end of the oil pump is connected with the fuel tank, which goes out
Oily end is connected by oil pipe with the oil cylinder, and the solenoid electric valve is arranged on the oil pipe.
8. four moulding oil according to claim 7 presses shrinking machine, which is characterized in that the cooling system includes cooler and sets
The wind turbine on the cooler is set, which is equipped with medium runner, which is connected with the oil pipe.
9. four moulding oil according to claim 1 presses shrinking machine, which is characterized in that the bottom of the rack is equipped 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 CN106424400A (en) | 2017-02-22 |
| CN106424400B true CN106424400B (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610822358.1A Active CN106424400B (en) | 2016-09-14 | 2016-09-14 | Four moulding oils press shrinking machine |
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| CN (1) | CN106424400B (en) |
Families Citing this family (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 |
Family Cites Families (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 |
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| CN106424400A (en) | 2017-02-22 |
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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 |