CN205887932U - Steel pipe rotation type pulse cold forging unit - Google Patents
Steel pipe rotation type pulse cold forging unit Download PDFInfo
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- CN205887932U CN205887932U CN201620737477.2U CN201620737477U CN205887932U CN 205887932 U CN205887932 U CN 205887932U CN 201620737477 U CN201620737477 U CN 201620737477U CN 205887932 U CN205887932 U CN 205887932U
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- cold forging
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Abstract
The utility model discloses a steel pipe rotation type pulse cold forging unit, include along the steel pipe direction of advance set gradually with raw tube carry the axial conveyer that gos forward, the radial cold former, the raw tube end that carry out cold hammer process with raw tube leave pull the axial tractor of finished tube forereach behind the axial conveyer, the utility model discloses a high frequency pulses formula successive reciprocating motion realizes the raw tube closing, subtracts the processing of forging of wall, and the cold forging speed of production improves greatly, reach 1m 4m minute, the steel pipe size precision behind the cold forging is higher, can realize the purpose of no cutting processing: and product mechanical properties is good, superficial hardness increase, tensile strength, yield strength and fatigue strength all have the increase, batching deformation stress is eliminated, failure handling need be, the utility model discloses need not take the lead in the production process, not need processes such as pickling, saponification, bonderizing, so can not cause any pollution to the environment.
Description
Technical field
This utility model is related to a kind of steel equipment of cold forging, more particularly, to a kind of equipment for cold forging steel pipe.
Background technology
Recently as the continuous improvement of economic fast development and scientific and technological level, China's field of industrial production is to steel
Pipe specification requirement is more, and required precision is higher, and traditional method is the shell that perforating machine perforation produces, with drawbench, cold-rolling mill
Reprocessed, although but cold drawing steel tube speed is fast, centering capacity is not strong, and machining accuracy is not high, and the utilization rate of steel pipe is low;
Cold tube rolling machining accuracy is high, and inside and outside mass color cleanliness is good, but speed of production is slow, and working (machining) efficiency is low, and yield per minute only 500mm is left
The right side requires it is difficult to meet high-volume steel pipe's production.
What is more important, no matter cold-drawing technology or cold-rolling process, will be through complicated aid in treatment operation, such as acid
Wash, phosphatization, saponification, furnace annealing etc., production process is many, and product cost is high, also causes severe contamination to environment, does not meet energy-conservation
The policy requirements reducing discharging.
Utility model content
Technical problem to be solved in the utility model be provide a kind of cold conditions under by steel pipe reduce diameter, change wall thickness,
Rod iron reduces diameter, avoids the steel pipe rotary formula pulse cold forging unit of disadvantages mentioned above simultaneously again.
For solving above-mentioned technical problem, the technical solution of the utility model is: steel pipe rotary formula pulse cold forging unit, including
Mother tube is conveyed the axial conveyer advancing, mother tube is carried out the footpath of Cold Forging along what steel pipe direction of advance set gradually
Leave the axial traction machine that described axial conveyer rear haulage production tube moves on to cold forging machine, raw material pipe end;
Described radial direction cold forging machine includes base, and described base is installed with cold forging mainframe, described cold forging mainframe
On main gear reducer is installed, described main gear reducer power connector has motor, described base is also equipped with coolant profit circulation
Device;The power output shaft of described main gear reducer is the hollow axle that may pass through steel pipe, and the feed end of described power output shaft is along footpath
To being arranged with least two tup slideways to radial direction insertion, reciprocating set hammer, institute are installed in described tup slideway
The internal end surface stating set hammer is provided with steel pipe forming module for forging forming, and the outer end face of described set hammer is provided with acquisition
The arc convex of impulsive force, described power output shaft correspondence described set hammer periphery fixation is arranged with cylinder retainer, described
On cylinder retainer, circumference is laid with to the cylinder of described set hammer impulsive force.
As preferred technical scheme, also include sport car mandrel-retracting machine.
As preferred technical scheme, described axial conveyer includes conveying roller main framing, transmits subtracting of motor power
Fast machine, the main support plate of distribution power, the power transmission shaft that the power of main support plate distribution is transmitted;It is provided with described conveying roller main framing
Three is in 120 ° of evenly distributed conveying rollers and described conveying roller is installed with certain advancing angle;One confession is installed on described main support plate
The hollow driving gear that steel pipe passes through, described driving gear is engaged with three driven gears, three described driven gears and biography
Moving axis is connected by shaft coupling.
As the improvement to technique scheme, described conveying roller is diametrically mounted to described conveying roller master by lead
On skeleton, the hydraulic cylinder adjusting described conveying roller relative position is installed between described conveying roller main framing and described conveying roller.
As preferred technical scheme, described axial traction machine includes carry-over pinch rolls main framing, transmits subtracting of motor power
Fast machine, the main support plate of distribution power, the power transmission shaft that the power of main support plate distribution is transmitted;It is provided with described carry-over pinch rolls main framing
Three is in 120 ° of evenly distributed carry-over pinch rolls and described carry-over pinch rolls are installed with certain advancing angle;One confession is installed on described main support plate
The hollow driving gear that steel pipe passes through, described driving gear is engaged with three driven gears, three described driven gears and biography
Moving axis is connected by shaft coupling.
As the improvement to technique scheme, described carry-over pinch rolls are diametrically mounted to described carry-over pinch rolls master by lead
On skeleton, the hydraulic cylinder adjusting described carry-over pinch rolls relative position is installed between described carry-over pinch rolls main framing and described carry-over pinch rolls.
As the improvement to technique scheme, described coolant profit circulating device includes fuel reserve tank, on described fuel reserve tank
Oil circulating pump is installed, described oil circulating pump is kept by the described cylinder that pipeline is connected with positioned at described main gear reducer inner chamber
Lubricating oil nozzle at frame, the lower section sidepiece of described main gear reducer inner chamber is provided with overfall, the bottom of described main gear reducer inner chamber
It is provided with fuel outlet.
Due to employing technique scheme, steel pipe rotary formula pulse cold forging unit, including along steel pipe direction of advance successively
Arrange will be last to the mother tube conveying axial conveyer advancing, radial direction cold forging machine mother tube being carried out Cold Forging, mother tube
The axial traction machine that described axial conveyer rear haulage production tube moves on is left at end;Described radial direction cold forging machine includes base,
Cold forging mainframe is installed with described base, described cold forging mainframe is provided with main gear reducer, described main gear reducer moves
Power is connected with motor, and described base is also equipped with coolant profit circulating device;The power output shaft of described main gear reducer is
May pass through the hollow axle of steel pipe, the feed end of described power output shaft is radially arranged with least two tups to radial direction insertion
Slideway, is provided with reciprocating set hammer in described tup slideway, the internal end surface of described set hammer is provided with for forging into
The steel pipe forming module of type, the outer end face of described set hammer is provided with the arc convex obtaining impulsive force, described power output shaft
The fixation of correspondence described set hammer periphery is arranged with cylinder retainer, and on described cylinder retainer, circumference is laid with to described
The cylinder of set hammer impulsive force;This utility model drives set hammer and steel pipe forming module to revolve at a high speed with power output shaft
Turn, set hammer and steel pipe forming module slide in and out under the action of the centrifugal force first, each steel pipe that now each set hammer drives becomes
Pattern block opens, and mother tube conveys backward, and with the continuation rotation of power output shaft, described cylinder passes through described set hammer
Arc convex gives described set hammer to overcome centrifugal force the forging and stamping impulsive force to central motion, each steel pipe that each set hammer drives
Forming module is of completely closed, by mother tube cold forging to production tube, with power output shaft high-speed rotation, set hammer, steel pipe forming
Module carries out high-frequency pulse formula and continuously moves back and forth, the forging processing realize to mother tube tube reducing, subtracting wall, cold forging speed of production
Greatly improve, can reach 1m-4m/ minute, the steel pipe sizes precision after cold forging is higher, enables the purpose of no machining: and
And the increase of product good mechanical property, case hardness, tensile strength, yield strength and fatigue strength all have increase;Eliminate dispensing to become
Shape stress is it is not necessary to do crash handling;Do not need in this utility model production process to take the lead, do not need pickling, saponification, phosphatization etc.
Operation, so any pollution will not be caused to environment.
Brief description
The following drawings is only intended to, in this utility model is done with schematic illustration and explanation, not limit model of the present utility model
Enclose.Wherein:
Fig. 1 is the structural representation of this utility model embodiment;
Fig. 2 is the structure principle chart of this utility model embodiment radial direction cold forging machine;
Fig. 3 is the a-a direction view in Fig. 2;
Fig. 4 is the right view of Fig. 2;
Fig. 5 is the structural representation that this utility model embodiment coolant moistens circulating device;
Fig. 6 is the signal that this utility model embodiment set hammer and steel pipe forming module are opened under the influence of centrifugal force
Figure;
Fig. 7 is this utility model embodiment set hammer and steel pipe forming module is forged to central motion in the presence of cylinder
Molded schematic diagram;
Fig. 8 is the schematic diagram that this utility model embodiment set hammer and steel pipe forming module utilize plug forging forming;
Fig. 9 is the structural representation of this utility model embodiment axial direction conveyer;
Figure 10 is the right view of Fig. 9;
Figure 11 is the structural representation of this utility model embodiment axial traction machine.
In figure: 1- axial direction conveyer;11- conveying roller main framing;12- conveying roller;The main support plate of 13-;14- reductor;15- passes
Moving axis;16- driving gear;17- driven gear;18- shaft coupling;19- lead;1a- hydraulic cylinder;2- radial direction cold forging machine;21- bottom
Seat;22- cold forging mainframe;23- main gear reducer;231- power output shaft;232- tup slideway;24- coolant moistens circulating device;
241- fuel reserve tank;242- oil circulating pump;243- Lubricating oil nozzle;244- overfall;245- fuel outlet;25- set hammer;251- arc
Shape convex surface;26- steel pipe forming module;27- cylinder retainer;28- cylinder;3- axial traction machine;The main bone of 31- carry-over pinch rolls
Frame;32- carry-over pinch rolls;4- mother tube;5- production tube;6- plug.
Specific embodiment
With reference to the accompanying drawings and examples, this utility model is expanded on further.In the following detailed description, only pass through to say
Bright mode describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art is permissible
Recognize, in the case of without departing from spirit and scope of the present utility model, can by with various different in the way of to described
Embodiment is modified.Therefore, accompanying drawing and description are inherently illustrative, rather than for limiting the protection of claim
Scope.
As shown in figure 1, steel pipe rotary formula pulse cold forging unit, including setting gradually mother tube along steel pipe direction of advance
Described in the 4 conveying axial conveyers 1 advancing, the radial direction cold forging machine 2 mother tube 4 being carried out Cold Forging, mother tube 4 end are left
The axial traction machine 3 that axial conveyer 1 rear haulage production tube 5 moves on.
As shown in Figure 2, Figure 3 and Figure 4, described radial direction cold forging machine 2 includes base 21, described base 21 is installed with cold
Forging mainframe 22, described cold forging mainframe 22 is provided with main gear reducer 23, described main gear reducer 23 power connector has motor
(motor is conventional techniques as power, and in figure is not shown), described base 21 is also equipped with coolant profit circulation dress
Put 24;The power output shaft 231 of described main gear reducer 23 is to may pass through the hollow axle of steel pipe, the entering of described power output shaft 231
Material end is radially arranged with least two tup slideways 232 to radial direction insertion, is provided with reciprocal fortune in described tup slideway 232
Dynamic set hammer 25, the internal end surface of described set hammer 25 is provided with the steel pipe forming module 26 for forging forming, described forging and stamping
The outer end face of hammer 25 is provided with the arc convex 251 obtaining impulsive force, outside the corresponding described set hammer 25 of described power output shaft 231
Week fixation is arranged with cylinder retainer 27, and on described cylinder retainer 27, circumference is laid with and impacts to described set hammer 25
The cylinder 28 of power.Described main gear reducer 23 passes through the conversion of gear iso-variable velocity mechanism, the power of motor is passed to described
Power output shaft 231, makes described power output shaft 231 with the rotating speed of setting and power rotation, is ripe in the art
Technology, is not repeated in the present embodiment to describe.As shown in figure 5, the present embodiment devises coolant profit circulating device 24, including storage
Fuel tank 241, described fuel reserve tank 241 is provided with oil circulating pump 242, and described oil circulating pump 242 is connected with positioned at institute by pipeline
State the Lubricating oil nozzle 243 at the described cylinder retainer 27 of main gear reducer 23 inner chamber, under described main gear reducer 23 inner chamber
Square sidepiece is provided with overfall 244, and the bottom of described main gear reducer 23 inner chamber is provided with fuel outlet 245, it is achieved thereby that each position
Sufficient lubrication and cooling it is ensured that the service life of accessory, thus ensure that the dimensional accuracy of cold forging steel pipe.
The present embodiment also includes sport car mandrel-retracting machine, and described sport car mandrel-retracting machine is the known device in steel pipe rolling equipment,
This is not repeated to illustrate, in figure is also not shown.As shown in figure 8, realizing the wall tube reducing such as steel pipe, subtracting wall tube reducing using plug 6, such as need
Want tube reducing then not need plug 6 when increasing wall, using sport car mandrel-retracting machine, plug 6 is return.
As shown in Figure 9 and Figure 10, described axial conveyer 1 includes conveying roller main framing 11, transmits subtracting of motor power
Fast machine 14, the main support plate 13 of distribution power, the power distributing main support plate 13 are transferred to the power transmission shaft 15 of three conveying rollers 12;Institute
Stating and being provided with three in conveying roller main framing 11 is in that 120 ° of evenly distributed conveying rollers 12 and described conveying roller 12 are advanced with certain
Angle is installed;One hollow driving gear 16 passing through for steel pipe is installed on described main support plate 13, described driving gear 16 engages
There are three driven gears 17, three described driven gears 17 are connected by shaft coupling 18 with power transmission shaft 15.Described conveying roller 12 leads to
Cross lead 19 to be diametrically mounted on described conveying roller main framing 11, described conveying roller main framing 11 and described conveying roller 12 it
Between the hydraulic cylinder 1a adjusting described conveying roller 12 relative position is installed.Described in the present embodiment, the power of axial conveyer 1 adopts
Motor and reduction box, the power of hydraulic cylinder 1a adopts Hydraulic Station, and above-mentioned technological means are all known, and therefore in figure is not shown
Go out.
As shown in figure 11, described axial traction machine 3 is essentially identical with described axial conveyer 1 structure, simply in opposite direction.
Described axial traction machine 3 includes carry-over pinch rolls main framing 31, the reductor 14 of transmission motor power, the main support plate of distribution power
13rd, the power distributing main support plate 13 is transferred to the power transmission shaft 15 of three carry-over pinch rolls 32;Install in described carry-over pinch rolls main framing 31
There are three in 120 ° of evenly distributed carry-over pinch rolls 32 and described carry-over pinch rolls 32 are installed with certain advancing angle;Pacify on described main support plate 13
Fill a hollow driving gear 16 passing through for steel pipe, described driving gear 16 is engaged with three driven gears 17, three institutes
State driven gear 17 to be connected by shaft coupling 18 with power transmission shaft 15.Described carry-over pinch rolls 32 are diametrically mounted to institute by lead 19
State on carry-over pinch rolls main framing 31, the described carry-over pinch rolls 32 of regulation are installed between described carry-over pinch rolls main framing 31 and described carry-over pinch rolls 32
The hydraulic cylinder 1a of relative position.The power of axial traction machine 3 described in the present embodiment adopts motor and reduction box, hydraulic cylinder 1a's
Power adopts Hydraulic Station, and above-mentioned technological means are all known, and therefore in figure is not shown.
As shown in Figure 6 and Figure 7, four groups of set hammers 25 and steel pipe forming module 26 are in the tup slideway of power output shaft 231
Radially slide in 232, when power output shaft 231 is in position shown in Fig. 6, set hammer 25 and steel pipe forming module 26 are in centrifugation
Slide in and out under power effect, now four groups of steel pipe forming modules 26 are opened, and mother tube 4 conveys backward, with power output shaft 231
Rotation, set hammer 25 and steel pipe forming module 26 obtain impulsive force thus to axe movement in the presence of cylinder 28, to Fig. 7
During position, four groups of steel pipe forming modules 26 are of completely closed, by mother tube 4 cold forging to production tube 5, with power output shaft 231 height
Speed rotation, set hammer 25, steel pipe forming module 26 carry out high-frequency pulse formula and continuously move back and forth, by internal appropriate size
Plug 6 it is achieved that to mother tube tube reducing, subtract wall forging processing.
When production tube 5 is rotationally advancing arrival carry-over pinch rolls 32, carry-over pinch rolls 32 drive production tube 5 to continue to be rotationally advancing, and realize
Continuous forging to whole mother tube 4, after production tube 5 end departs from conveying roller 12, is transported to finished product by going out material conveying device
Pipe deposit position, pneumatic turn-down rig is translated on production tube storage rack, completes cold forging processes.
As described above, have been described above being specifically described embodiment of the present utility model, but this utility model does not limit
In this.It should be appreciated by those skilled in the art, various modifications, combination, son can be carried out according to design requirement or other factors
Combination or replacement, and they are in the range of claims and its equivalent.This utility model does not limit to and is applied to steel
Pipe tube reducing subtracts the walls such as wall, tube reducing, tube reducing increases the steel pipe cold machining process such as wall footpath, sleeve pipe such as produce at the work it can also be used to round steel shades
Skill, this utility model produces the change of product also within protection domain of the present utility model.
Claims (7)
1. steel pipe rotary formula pulse cold forging unit it is characterised in that: include along steel pipe direction of advance set gradually by mother tube
The axial conveyer of conveying advance, radial direction cold forging machine mother tube being carried out Cold Forging, raw material pipe end leave described axial direction
The axial traction machine that conveyer rear haulage production tube moves on;
Described radial direction cold forging machine includes base, and described base is installed with cold forging mainframe, and described cold forging mainframe is pacified
Equipped with main gear reducer, described main gear reducer power connector has motor, and described base is also equipped with coolant profit circulating device;
The power output shaft of described main gear reducer is the hollow axle that may pass through steel pipe, and the feed end of described power output shaft is radially symmetrical
It is provided with least two tup slideways to radial direction insertion, reciprocating set hammer, described forging and stamping are installed in described tup slideway
The internal end surface of hammer is provided with the steel pipe forming module for forging forming, and the outer end face of described set hammer is provided with acquisition impulsive force
Arc convex, the fixation of described power output shaft correspondence described set hammer periphery is arranged with cylinder retainer, described cylinder
On retainer, circumference is laid with to the cylinder of described set hammer impulsive force.
2. steel pipe rotary formula pulse cold forging unit as claimed in claim 1 it is characterised in that: also include sport car mandrel-retracting machine.
3. steel pipe rotary formula pulse cold forging unit as claimed in claim 1 it is characterised in that: described axial conveyer includes defeated
Send roller main framing, the reductor of transmission motor power, the main support plate of distribution power, the biography that the power of main support plate distribution is transmitted
Moving axis;It is provided with three in described conveying roller main framing in 120 ° of evenly distributed conveying rollers and described conveying roller is advanced with certain
Angle is installed;One hollow driving gear passing through for steel pipe is installed on described main support plate, described driving gear is engaged with three
Driven gear, three described driven gears are connected by shaft coupling with power transmission shaft.
4. steel pipe rotary formula pulse cold forging unit as claimed in claim 3 it is characterised in that: described conveying roller pass through lead
It is diametrically mounted on described conveying roller main framing, regulation is installed described between described conveying roller main framing and described conveying roller
The hydraulic cylinder of conveying roller relative position.
5. steel pipe rotary formula pulse cold forging unit as claimed in claim 1 it is characterised in that: described axial traction machine includes leading
Pick-up roll main framing, the reductor of transmission motor power, the main support plate of distribution power, the biography that the power of main support plate distribution is transmitted
Moving axis;It is provided with three in described carry-over pinch rolls main framing in 120 ° of evenly distributed carry-over pinch rolls and described carry-over pinch rolls are advanced with certain
Angle is installed;One hollow driving gear passing through for steel pipe is installed on described main support plate, described driving gear is engaged with three
Driven gear, three described driven gears are connected by shaft coupling with power transmission shaft.
6. steel pipe rotary formula pulse cold forging unit as claimed in claim 5 it is characterised in that: described carry-over pinch rolls pass through lead
It is diametrically mounted on described carry-over pinch rolls main framing, regulation is installed described between described carry-over pinch rolls main framing and described carry-over pinch rolls
The hydraulic cylinder of carry-over pinch rolls relative position.
7. the steel pipe rotary formula pulse cold forging unit as described in claim 1 to 6 any claim it is characterised in that: described
Coolant profit circulating device includes fuel reserve tank, and described fuel reserve tank is provided with oil circulating pump, and described oil circulating pump is by pipeline even
It is connected to the Lubricating oil nozzle at the described cylinder retainer of described main gear reducer inner chamber, under described main gear reducer inner chamber
Square sidepiece is provided with overfall, and the bottom of described main gear reducer inner chamber is provided with fuel outlet.
Priority Applications (1)
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CN201620737477.2U CN205887932U (en) | 2016-07-14 | 2016-07-14 | Steel pipe rotation type pulse cold forging unit |
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CN201620737477.2U CN205887932U (en) | 2016-07-14 | 2016-07-14 | Steel pipe rotation type pulse cold forging unit |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106040934A (en) * | 2016-07-14 | 2016-10-26 | 王剑波 | Rotating pulse cold forging unit for steel tube |
CN107870198A (en) * | 2017-08-24 | 2018-04-03 | 重庆钢铁(集团)有限责任公司 | Metal tube surface defects detection advance drive method |
CN108590722A (en) * | 2018-05-24 | 2018-09-28 | 山东安科矿山支护技术有限公司 | A kind of processing unit (plant) and its processing technology of the hollow bolt body of rod |
CN109047529A (en) * | 2018-08-31 | 2018-12-21 | 江苏宏宝优特管业制造有限公司 | A kind of stable steel pipe punch apparatus |
-
2016
- 2016-07-14 CN CN201620737477.2U patent/CN205887932U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106040934A (en) * | 2016-07-14 | 2016-10-26 | 王剑波 | Rotating pulse cold forging unit for steel tube |
CN107870198A (en) * | 2017-08-24 | 2018-04-03 | 重庆钢铁(集团)有限责任公司 | Metal tube surface defects detection advance drive method |
CN107870198B (en) * | 2017-08-24 | 2020-11-10 | 重庆钢铁(集团)有限责任公司 | Forward transmission method for detecting surface defects of metal pipe |
CN108590722A (en) * | 2018-05-24 | 2018-09-28 | 山东安科矿山支护技术有限公司 | A kind of processing unit (plant) and its processing technology of the hollow bolt body of rod |
CN109047529A (en) * | 2018-08-31 | 2018-12-21 | 江苏宏宝优特管业制造有限公司 | A kind of stable steel pipe punch apparatus |
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