CN106111714A - Heavy double-action reverse extruder main machine structure - Google Patents
Heavy double-action reverse extruder main machine structure Download PDFInfo
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- CN106111714A CN106111714A CN201610497416.8A CN201610497416A CN106111714A CN 106111714 A CN106111714 A CN 106111714A CN 201610497416 A CN201610497416 A CN 201610497416A CN 106111714 A CN106111714 A CN 106111714A
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- perforation
- cylinder
- master cylinder
- gear
- piston rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/21—Presses specially adapted for extruding metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/21—Presses specially adapted for extruding metal
- B21C23/212—Details
Abstract
The invention belongs to field of metallurgical equipment, be specifically related to a kind of heavy double-action reverse extruder agent structure, including for forming the back rest of main body prestress stent, pull bar gland and front-axle beam；Being fixed with the master cylinder of built-in perforation system on the back rest, perforation system rear end is provided with external machinery and determines pin；The main plunger of master cylinder and moving beam connect into an entirety；Master cylinder lateral symmetry is provided with 4 side cylinders, and two is piston cylinder, and two other is plunger case；Main shears it is fixed with on recipient；It is fixed with mold shaft on the mould bases of front-axle beam；The present invention, by arranging the main machine structure of twin axle, can not only realize reverse extrusion, and can realize friction and Extrusion；Perforation system is placed in master cylinder inner chamber, makes extruder compact conformation, external machinery is set and determines pin, be effectively improved and determine pin precision；Side cylinder is set outside master cylinder, reduces the diameter of Main cylinder, make master cylinder be prone to processing；By external for perforation cylinder telescopic oil tube, it is possible to conveniently overhaul and improve the reliability of equipment.
Description
Technical field
The invention belongs to field of metallurgical equipment, be specifically related to a kind of heavy double-action reverse extruder agent structure.
Background technology
Current domestic indirect extrusion machine maximum tonnage is 60MN, without the version of heavy indirect extrusion machine, and heavy crowded
The design of press needs to consider multiple conditions such as processing and manufacturing, installation and transportation and Long Service Life, and middle-size and small-size reverse extrusion
The structure of machine has the biggest difference.The heavy-duty of extruder is one of major trend of extruding development, is also accomplished by the double dynamic of heavy type
Indirect extrusion machine version.
Summary of the invention
Present invention aims to defect and deficiency that prior art exists, it is provided that a kind of heavy double-action reverse extruding
Machine host structure.
For achieving the above object, the present invention is by the following technical solutions:
A kind of heavy double-action reverse extruder agent structure, including for forming the back rest of main body prestress stent, pull bar
Gland and front-axle beam, it is characterised in that be fixed with master cylinder on the described back rest, built-in perforation system is positioned at inside master cylinder, described perforation
System Back-end is provided with external machinery and determines pin；
The main plunger of described master cylinder is connected with moving beam；Master cylinder lateral symmetry is provided with 4 side cylinders, and and moving beam
It is connected；Described master cylinder front end is provided with recipient, and described recipient is fixed with main shears；Fix on the mould bases of described front-axle beam
There is mold shaft.
Further, described side cylinder includes two piston cylinders and two plunger cases, the plunger being symmetricly set on master cylinder both sides
Cylinder is arranged on above piston cylinder.
Further, the perforation cylinder telescopic oil tube of described perforation system is symmetricly set on the back rest two side lower part, it is possible to
Moving beam telescopic moving.
Further, 4 recipient movable cylinders being symmetricly set on master cylinder both sides are also included.
Further, described external machinery is determined pin and is included: perforation piston rod, stop collar, perforation cylinder, pecker, aluminium ingot
And extrusion die, it being set with perforation cylinder in described master cylinder, master cylinder one end end position installs stop collar, and perforation cylinder interior is along its axle
To being disposed with aluminium ingot and extrusion die；
Perforation end, piston rod one end is fixedly connected pecker, and the perforation piston rod one end being provided with pecker is worn successively
Crossing stop collar, master cylinder and perforation cylinder, the other end of perforation piston rod is set with gear assembly.
Further, described gear assembly includes hydraulic motor, little gear and gear wheel, and gear wheel inner ring is threaded,
By screw thread be screwed in perforation piston rod on, gear wheel outer ring is two cascaded surfaces, two cascaded surfaces are respectively provided with the gear teeth and
The wheel of axle sleeve, fixed hydraulic motor on axle sleeve, fixed little gear on hydraulic motor output shaft, little gear and gear wheel outer ring
Tooth engages.
Further, described perforation piston rod is installed one end of gear assembly and is also set with support wheel assembly, supports wheels
Part is arranged on perforation system guide rail and can slide on the guideway；It is also equipped with drag chain sebific duct on described perforation system guide rail,
The control cable of hydraulic motor is arranged in drag chain sebific duct.
Further, the described wheel assembly that supports includes the fixed cover being enclosed within perforation piston rod and supports wheel, fixed cover
Inwall and perforation piston rod outer wall are by flat key circumference locking anti-rotation, and the outer bottom of fixed cover is connected by connector installs support
Wheel, this support wheel falls on perforation system guide rail.
Further, described support wheel assembly is positioned at gear assembly outer end end position, and is supporting wheel assembly outer end
Being additionally provided with locking nut, this locking nut is arranged on perforation position, piston rod end.
Further, it is provided with sealing member between described master cylinder and perforation piston rod.
Compared with prior art, the present invention has following useful technique effect: the present invention is by arranging the master of twin axle
Machine structure, can not only realize reverse extrusion, and can realize friction and Extrusion.By perforation system being built in master cylinder inner chamber
In, make extruder compact conformation, and determine pin by arranging the external machinery of rear end, be effectively improved and determine pin precision.By
Side cylinder is set outside master cylinder, it is possible to reduce the diameter of Main cylinder, makes master cylinder be prone to processing；By boring a hole outside cylinder telescopic oil tube
Put the reliability that can conveniently overhaul and improve equipment.
Further, by side cylinder being set to two plunger cases and two piston cylinders, extruder is realized by piston cylinder
Idle running fast forward through or retreat, can significantly improve while meeting press extruding force extruding idle running speed, be greatly decreased
Dead cycle time, it is achieved the high efficiency of heavy double-action reverse extruder and rapid.
Further, by the most conveniently overhauling external for perforation cylinder telescopic oil tube at the back rest two side lower part, be conducive to
Heavy type extruder pipe arrangement, still further aspect makes the back rest stress of heavy press more optimize.
Further, determine pin by arranging external machinery, regulation pecker machinery limit in real time can be needed according to technique
Position, position, determine pin part owing to perforation system is built-in, mechanical external, decreases extruder frame length, improves housing rigidity,
Make easy to maintenance, also reduce equipment cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view of present configuration.
Fig. 2 is the top view of present configuration.
Fig. 3 is Fig. 1 back rest sectional view in the present invention.
Fig. 4 is that pin pressurizing unit structural representation determined by external machinery of the present invention.
Fig. 5 is that pin pressurizing unit operating diagram determined by external machinery of the present invention.
Fig. 6 is the schematic diagram that the double dynamic extruding of pin determined by external machinery of the present invention.
Wherein: 1 is perforation system；2 is master cylinder；3 is the back rest；4 is main shears；5 is recipient；6 is mold shaft；7 is front-axle beam；
8 is perforation cylinder telescopic oil tube；9 is side cylinder；10 is pull bar gland；11 is moving beam；
12 is locking nut；13 for supporting wheel assembly；14 is fixed cover；15 is hydraulic motor；16 is little gear；17 is big
Gear；18 is drag chain sebific duct；19 is perforation piston rod；20 is perforation system guide rail；21 is stop collar；22 is sealing member；23 are
Perforation cylinder；24 is pecker；25 is aluminium ingot；26 is extrusion die.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Seeing Fig. 1, the present invention includes: for forming the back rest 3 of main body prestress stent, pull bar gland 10 and front-axle beam 7；Institute
Stating the master cylinder 2 being fixed with on the back rest 3, built-in perforation system is positioned at inside master cylinder, and described perforation system 1 rear end is provided with external
Pin determined by machinery；Main shears 4 it is fixed with on recipient 5；It is fixed with mold shaft 6 on the mould bases of described front-axle beam 7.
Seeing Fig. 2, Fig. 3, the main plunger of master cylinder 2 and moving beam 11 connect into an entirety；Master cylinder 2 lateral symmetry is arranged
There are 4 side cylinders 9, and are connected with moving beam 11；Side cylinder 9 includes two plunger cases and two being symmetricly set on master cylinder 2 both sides
Individual piston cylinder；Described plunger case is arranged on above piston cylinder.The perforation cylinder telescopic oil tube 8 of described perforation system 1 is symmetricly set on
3 liang of side lower parts of the back rest.The main machine structure of the present invention also includes 4 recipient movable cylinders being symmetricly set on master cylinder 1 both sides.
Seeing Fig. 4-Fig. 5, the external machinery that the present invention provides determine pin and is included: piston rod (19) of boring a hole, stop collar (14),
Perforation cylinder (23), pecker (24), aluminium ingot (25) and extrusion die (26), it is set with perforation cylinder (13) in described master cylinder (2), main
Cylinder (2) one end end position installs stop collar (21), and perforation cylinder (23) is internal to be axially sequentially installed with aluminium ingot (25) and squeezes along it
Compression mould (26)；Perforation piston rod (19) end, one end is fixedly connected pecker (24), is provided with the perforation of pecker (24)
Piston rod (19) one end sequentially passes through stop collar (21), master cylinder (2) and perforation cylinder (23), the other end set of perforation piston rod (19)
Equipped with gear assembly.It is provided with sealing member (22) between master cylinder (2) and perforation piston rod (19).
Described gear assembly includes hydraulic motor (15), little gear (16) and gear wheel (17), and gear wheel (17) inner ring sets
Putting screw thread, be screwed in perforation piston rod (19) by screw thread, gear wheel (17) outer ring is two cascaded surfaces, on two cascaded surfaces
It is respectively provided with the gear teeth and axle sleeve, fixed hydraulic motor (15) on axle sleeve, fixed little gear on hydraulic motor (15) output shaft
(16), little gear (16) and the gear teeth meshing of gear wheel (17) outer ring.Described perforation piston rod (19) installs the one of gear assembly
End is also set with support wheel assembly (13), and support wheel assembly (13) is arranged on perforation system guide rail (20) and can be on the guideway
Slide；Being also equipped with drag chain sebific duct (18) on described perforation system guide rail (20), the control cable of hydraulic motor (15) is arranged on
In drag chain sebific duct (18).
Support wheel assembly (13) to include being enclosed within the fixed cover (14) in perforation piston rod (19) and supporting wheel, fixed cover (14)
Inwall locks anti-rotation with perforation piston rod (19) outer wall by flat key circumference, and fixed cover (14) outer bottom connects peace by connector
Dress supports wheel, and this support wheel falls on perforation system guide rail (20).Described support wheel assembly (13) is positioned at gear assembly outer end
End position, and it is additionally provided with locking nut (12) supporting wheel assembly (13) outer end, this locking nut (12) is arranged on perforation
Piston rod (19) end position.When being fixed pin extruding, perforation system drives pecker 15 to advance, and pecker 15 advances same
Time gear assembly rotate, by programme-control adjust gear assembly position, carry out when gear assembly contacts with stop collar 10
The machinery location of pecker 15, pecker 15 syringe needle halts after entering extrusion die 17 1 segment distance, is achieved that fixing
Pin.
When extruding, owing to aluminium ingot 16 is forward to the frictional force of pecker 15, now by gear assembly with spacing
The contact of set 10, serves the effect of machinery location, it is achieved that external mechanical determines the pressing method of pin to whole perforation system.When
When technological requirement needs the position changing pecker 15 during extruding, the position that only need to adjust gear assembly can be again
Realize machinery and determine pin extruding.
External mechanical in the present invention determines pin, and the limit function cooperatively formed between gear assembly and stop collar 10 is crucial
Part, be realize syringe needle enter mould certain position time stop necessary parts, along with pecker 15 advances, hydraulic motor 4
Gear wheel 6 is driven to rotate with little gear 5, to adjust the position of gear wheel 6, until gear wheel 6 contacts with stop collar 10, to perforation
System is mechanically fixed.
Perforation piston rod 8 is installed one end of gear assembly and is also set with support wheel assembly 2, and support wheel assembly 2 is arranged on to be worn
On hole system guideways 9 and can slide on the guideway.As in figure 2 it is shown, during advancing, support wheel assembly 2 and perforation system
Whole perforation system is played guide effect by system guide rail 9.Due to hydraulic motor 4, little gear 5, gear wheel 6, perforation system guide rail 9
It is respectively positioned on the outside of extruder Deng perforation system assembly, therefore overhauls and be easily serviced.
Support wheel assembly 2 include the fixed cover 3 being enclosed within perforation piston rod 8 and support wheel, fixed cover 3 Nell wall and perforation
Piston rod 8 outer wall locks anti-rotation by flat key circumference, and the outer bottom of fixed cover 3 connects installation by connector and supports wheel, this support
Wheel falls on perforation system guide rail 9.Support wheel assembly 2 and be positioned at gear assembly outer end end position, and support wheel assembly 2 outer end
Being additionally provided with locking nut 1, this locking nut 1 is arranged on perforation piston rod 8 end position.
Also being installed with drag chain sebific duct 7 on perforation system guide rail 9, the control cable of hydraulic motor 4 is arranged on drag chain sebific duct 7
In, it is similar to tank chain outside drag chain sebific duct 7, is made up of numerous unit links, rotates freely between link, the drag chain of same train
Interior height, outer height, pitch identical, drag chain inner width, radius of curvature R can have different selections, and unit chain link is by left and right carrier bar and upper
Lower cover forms, and drag chain often saves can be opened, and is convenient to mount and dismount, it is not necessary to threading, cable can be put into drag chain, drag after opening cover plate
The cable of hydraulic motor 4 can be played the effect of protection by chain sebific duct 7.It is provided with sealing member between master cylinder 12 and perforation piston rod 8
11, it is possible to prevent hydraulic oil from spilling between perforation piston rod 8 and master cylinder 12.
Operationally, when being fixed pin extruding, built-in perforation system drives perforation piston rod 8 and pecker 15 to advance,
Stop, as shown in Figure 2 when syringe needle enters mould certain position.During advancing, support wheel assembly 2 and perforation system is led
Whole perforation system is played guide effect by rail 9.When pecker 15 advances, hydraulic motor 4 and little gear 5 drive gear wheel 6
Rotate, to adjust the position of gear wheel 6, until gear wheel 6 contacts with stop collar 10, perforation system is mechanically fixed.?
When extruding, as it is shown on figure 3, aluminium ingot 16 flows along the direction of extrusion, and pecker 15 remains stationary as, by force analysis
Aluminium ingot 16 is forward to the frictional force of pecker 15, now gear wheel 6 is under the effect of stop collar 10, overcomes this forward
Power, serves machinery positioning action, it is achieved that external mechanical determines the pressing method of pin to whole perforation system.When technological requirement needs
When changing the position of pecker 15 during extruding, it is only necessary to rotate gear wheel 6 by hydraulic motor 4, adjust canine tooth
The position of wheel 6 can again realize machinery and determine pin extruding.
When the heavy double-action reverse extruder of the present invention works, master cylinder 2 drives moving beam 11 by blank holding to mold shaft 6
After on；Then master cylinder 2 remains stationary as, and recipient 5 advances all to be comprised by blank after in it and remains stationary as, now perforation system 1
Starting perforation under the fuel feeding effect of perforation oil cylinder telescopic oil tube 8, after having bored a hole, it is motionless that perforation system 1 carries out pressurize, master cylinder
2, moving beam 11 and recipient 5 synchronize to start to extrude action, and after having extruded, perforation system 1 release retreats, and master cylinder 2 is in side
Retreating under the effect of two piston cylinders of cylinder 9, recipient 5 advances to defective material and exposes, and main shears 4 starts to shear defective material, has sheared
Cheng Hou, recipient 5 retreats to initial position, and so heavy double-action reverse extruder completes an extrusion process.
The present invention uses the main machine structure form of twin axle；Perforation system is built in master cylinder, perforation system rear end band
Pin determined by external machinery；Using four side cylinder structures, two of which is plunger case, and two is piston cylinder；Perforation cylinder telescopic oil tube
It is arranged in back rest outer lower portion；Four recipient movable cylinders are arranged on the back rest.
The main machine structure of the twin axle of the present invention can not only realize reverse extrusion, and can realize effective friction and Extrusion；
The built-in extruder compact conformation that can make of perforation system, what rear-mounted machinery determined that pin can improve fixing pin determines pin precision；Four
Side cylinder can reduce the diameter of Main cylinder so that master cylinder is prone to processing, assembles and transport, four two, side cylinders be plunger case,
Two can be improved extruding idle running speed for piston cylinder, reduce dead cycle time；Can conveniently examine external for perforation cylinder telescopic oil tube
Have beneficially pipe arrangement, make the stress of the back rest more optimize simultaneously.
Meanwhile, pin determined by the external machinery in the present invention, is not only suitable for backward double-acting extruding, is simultaneously applicable to forward double
Dynamic extruding, is i.e. applicable to middle-size and small-size press, is simultaneously applicable to heavy press.The perforation system related in the embodiment of the present invention
Drive perforation piston rod 8 employed in be driven to fluid power system, belong to prior art, all drivings in existing method
Process is the most applicable, does not elaborates at this.
In sum, pin pressurizing unit determined by this external machinery of the present invention, not only may be used for middle-size and small-size press but also can
For large press, regulation pecker mechanical position limitation position in real time can be needed according to technique, owing to perforation system is built-in, machine
It is external that pin part determined by tool, decreases extruder frame length, improves housing rigidity, makes easy to maintenance, also reduces simultaneously and sets
Standby cost.
Claims (10)
1. a heavy double-action reverse extruder agent structure, including the back rest (3) for forming main body prestress stent, pull bar
Gland (10) and front-axle beam (7), it is characterised in that be fixed with master cylinder (2) on the described back rest (3), built-in perforation system (1) is positioned at master
Cylinder (2) is internal, and described perforation system (1) rear end is provided with external machinery and determines pin；
The main plunger of described master cylinder (2) is connected with moving beam (11)；Master cylinder (2) lateral symmetry is provided with 4 side cylinders (9), and
It is connected with moving beam (11)；Described master cylinder (2) front end is provided with recipient (5), and described recipient (5) is fixed with main cutting
Cutter (4)；Mold shaft (6) it is fixed with on the mould bases of described front-axle beam (7).
A kind of heavy double-action reverse extruder agent structure the most according to claim 1, it is characterised in that described side cylinder
(9) two piston cylinders including being symmetricly set on master cylinder (2) both sides and two plunger cases, plunger case is arranged on above piston cylinder.
A kind of heavy double-action reverse extruder agent structure the most according to claim 1, it is characterised in that described perforation system
Perforation cylinder telescopic oil tube (8) of system (1) is symmetricly set on the back rest (3) two side lower part, it is possible to move with moving beam (11) is flexible
Dynamic.
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 1, it is characterised in that also include 4
It is symmetricly set on the recipient movable cylinder of master cylinder (1) both sides.
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 1, it is characterised in that described external
Machinery is determined pin and is included: perforation piston rod (19), stop collar (14), perforation cylinder (23), pecker (24), aluminium ingot (25) and extrusion die
Tool (26), is set with perforation cylinder (13) in described master cylinder (2), master cylinder (2) one end end position installs stop collar (21), cylinder of boring a hole
(23) inside is axially disposed with aluminium ingot (25) and extrusion die (26) along it；
Perforation piston rod (19) end, one end is fixedly connected pecker (24), is provided with the perforation piston rod of pecker (24)
(19) one end sequentially passes through stop collar (21), master cylinder (2) and perforation cylinder (23), and the other end of perforation piston rod (19) is set with tooth
Wheel assembly.
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 5, it is characterised in that described gear train
Part includes hydraulic motor (15), little gear (16) and gear wheel (17), and gear wheel (17) inner ring is threaded, and is spun by screw thread
In perforation piston rod (19), gear wheel (17) outer ring is two cascaded surfaces, and two cascaded surfaces are respectively provided with the gear teeth and axle sleeve,
Fixed hydraulic motor (15) on axle sleeve, fixed little gear (16) on hydraulic motor (15) output shaft, little gear (16) is with big
The gear teeth meshing of gear (17) outer ring.
7. according to the enough extruder agent structures of a kind of heavy double kinetic energy described in claim 5 or 6, it is characterised in that described in wear
Hole piston rod (19) is installed one end of gear assembly and is also set with support wheel assembly (13), supports wheel assembly (13) and is arranged on perforation
System guideways (20) is upper and can slide on the guideway；It is also equipped with drag chain sebific duct (18) on described perforation system guide rail (20),
The control cable of hydraulic motor (15) is arranged in drag chain sebific duct (18).
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 7, it is characterised in that described support
Wheel assembly (13) includes being enclosed within the fixed cover (14) in perforation piston rod (19) and supporting wheel, and fixed cover (14) inwall is lived with perforation
Stopper rod (19) outer wall locks anti-rotation by flat key circumference, and fixed cover (14) outer bottom connects installation by connector and supports wheel, should
Support wheel to fall on perforation system guide rail (20).
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 8, it is characterised in that described support
Wheel assembly (13) is positioned at gear assembly outer end end position, and is additionally provided with locking nut supporting wheel assembly (13) outer end
(12), this locking nut (12) is arranged on perforation piston rod (19) end position.
A kind of heavy enough extruder agent structures of double kinetic energy the most according to claim 5, it is characterised in that described master cylinder
(2) and it is provided with sealing member (22) between perforation piston rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497416.8A CN106111714B (en) | 2016-06-29 | 2016-06-29 | Heavy double-action reverse extruder main machine structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497416.8A CN106111714B (en) | 2016-06-29 | 2016-06-29 | Heavy double-action reverse extruder main machine structure |
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| CN106111714B CN106111714B (en) | 2019-04-26 |
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| CN110404995A (en) * | 2019-06-27 | 2019-11-05 | 恩平市华南重工科技有限公司 | A kind of extruder and its constant-power control method using it |
| CN110860573A (en) * | 2019-10-08 | 2020-03-06 | 太重（天津）重型装备科技开发有限公司 | Reverse extruder and stroke limiting device thereof |
| CN110860573B (en) * | 2019-10-08 | 2021-06-01 | 太重（天津）滨海重型机械有限公司 | Reverse extruder and stroke limiting device thereof |
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