CN109794770A - A kind of lathe with friction welding (FW) function - Google Patents
A kind of lathe with friction welding (FW) function Download PDFInfo
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- CN109794770A CN109794770A CN201910156980.7A CN201910156980A CN109794770A CN 109794770 A CN109794770 A CN 109794770A CN 201910156980 A CN201910156980 A CN 201910156980A CN 109794770 A CN109794770 A CN 109794770A
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- clamping device
- lathe
- machine body
- friction welding
- main shaft
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- 238000003466 welding Methods 0.000 title claims abstract description 37
- 230000008859 change Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 10
- 238000003754 machining Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 11
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 238000005242 forging Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 150000002505 iron Chemical class 0.000 description 2
- 230000001568 sexual effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a kind of lathes with friction welding (FW) function, it is related to machine tool field, aim to solve the problem that traditional machine tooling clamping times are excessive, the problem of causing precision to reduce, its key points of the technical solution are that: including machine body, further include the first clamping device for being set to machine body, be set to the second clamping device of machine body and be set to the auxiliary device of machine body, the auxiliary device includes the secondary station for being slideably positioned in machine body, the cutter assembly for being set to secondary station, the pressure compensation component for being set to secondary station.The advantages of a kind of lathe with friction welding (FW) function of the invention has and reduces clamping workpiece number, improves machining accuracy.
Description
Technical field
The present invention relates to the technical fields of lathe, more particularly, to a kind of lathe with friction welding (FW) function.
Background technique
Friction welding (FW) is a kind of solid welding method, friction-welding machine be using frictional heat as heat source, by mechanical friction campaign and
Being applied to axial pressure makes two weldment friction surfaces generate heat, so that the friction surface of two weldments be made to be heated to plasticity
Then deformation is firmly connected two weldments of same material or dissimilar material using plastic deformation.
Friction welding (FW) generallys use special friction-welding machine at present, and land occupation is larger and at high cost, and for needing lathe to add
The field of work also needs to be equipped with special friction-welding machine when being related to friction welding, causes cost excessively high, and workpiece is welded in welding machine
It needs to be transferred to lathe after the completion of connecing, increases the clamping times of workpiece, be easily reduced the precision of work pieces process.
Therefore it needs to provide the new technical solution of one kind to solve the above problems.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of lathe with friction welding (FW) function,
Have the advantages that reducing workpiece installs number additional.
Foregoing invention purpose of the invention has the technical scheme that
A kind of lathe with friction welding (FW) function, including machine body, further include the first clamping device for being set to machine body,
It is set to the second clamping device of machine body and is set to the auxiliary device of machine body, the auxiliary device includes sliding
It is set to the secondary station of machine body, the cutter assembly for being set to secondary station, the pressure compensation component for being set to secondary station.
By using above-mentioned technical proposal, when being welded two weldments, one of weldment is clamped in first
On clamping device, another weldment is clamped on the second clamping device, the second clamping device drives weldment to clamp towards first
Device is mobile, and the first clamping device drives first weldment high-speed rotation, when the second clamping device drives second weldment direction
First clamping device is mobile and when contacting with first weldment, high-speed friction heat between two weldment ends, mechanical energy transformation
For thermal energy, when temperature reaches the fusing point of two weldments, using the oxide of friction heat abstraction contact surface, in the effect of forging force
The end of lower two weldments is mutually bonded, and the first clamping device unclamps weldment after the completion of bonding, drives weldment by the second clamping device
Rotation, while secondary station drives cutter assembly mobile towards workpiece and carries out turning to the weld of two weldments, by commissure shape
At excess solder carry out turning, guarantee weld circumferential surface it is round and smooth smooth, and the second clamping device towards first press from both sides
When holding device movement and squeezing, pressure compensation component is driven to apply thrust to the second clamping device by secondary station, so that
Pressure between two weldments is sufficiently large, guarantees welding effect.
The present invention is further arranged to: the pressure compensation component includes the compensation platform for being rotationally connected with secondary station, described
Compensation platform is connected with pushing block, and second clamping device is fixedly installed the push plate with pushing block effect.
By using above-mentioned technical proposal, when the second clamping device drives a weldment mobile towards another weldment,
It drives compensation platform mobile by secondary station, so that pushing block be driven to be connected in push plate, pushes push plate to press from both sides towards first by pushing block
It is mobile to hold device, to apply thrust to the second clamping device, the forging force between two weldments is compensated, improves welding effect
Rate, to weld stronger.
The present invention is further arranged to: first clamping device includes the mounting plate for being fixedly installed on machine body, connects
It is connected to the main shaft of mounting plate, the first scroll chuck for being connected to main shaft, mounting plate is set to and is located at the thermal change position of main shaft side
Detection components.
By using above-mentioned technical proposal, the first scroll chuck is used to clamp weldment and drives the rotation of the first weldment, and
Frictional heat generation between two weldments when welding, and heat needs to reach very large, heat can be transferred to master by workpiece at this time
Axis causes main shaft and scroll chuck to be heated larger, due to every 1 DEG C of the variation of temperature at normal temperature, even quality material, also can
There are 5-25 millimeters of addendum modifications, and this problem equally exists on lathe, and due to the material of each section use in lathe
Material, material are different, and heat dedendum modification is different, and many indefinite sexual factors cause the complicated variation of lathe thermal change position, and then influence
Thermal change position detection components are arranged in main shaft side in the precision of lathe, addendum modification detection can be carried out to main shaft, to pass through control
Program carries out the compensation of thermal change position to countershaft, and then improves machining accuracy.
The present invention is further arranged to: thermal change position detection components include the bracket for being fixedly connected on mounting plate, connection
In the contact thermal change position inductor of bracket.
By using above-mentioned technical proposal, bracket is fixed on a mounting board, and contact thermal change position inductor is fixed on bracket
On, and by being contacted with main shaft side wall, it realizes and the addendum modification of main shaft is detected, contact thermal change position inductor is connected to lathe
Control system, and detection signal is fed back to control system, control system is responded according to the detection signal received, and is controlled
The amount of movement of second clamp assemblies realizes addendum modification compensation.To improve machining accuracy.
The present invention is further arranged to: second clamping device include the screw slide for being set to machine body surface,
The second scroll chuck for being connected to the countershaft of screw slide, being connected to countershaft.
By using above-mentioned technical proposal, screw slide is made of lead screw and slide unit, drives slide unit to move by motor lead screw
Dynamic, to drive countershaft relative to main axle moving, the second scroll chuck is for clamping weldment, to drive weldment mobile and turn
It is dynamic.
The present invention is further arranged to: the cutter assembly includes the knife tower for being rotatably dispose in secondary station, is connected to knife tower
Several cutters of circumference.
By using above-mentioned technical proposal, when welding completion, commissure has welding clout, passes through knife tower band cutter
It is mobile towards workpiece, to realize and cut to workpiece side wall while countershaft drives workpiece rotation.
The present invention is further arranged to: the bracket is provided with emergency stop component, and the emergency stop component includes being fixed on bracket
Guide sleeve, be connected in guide sleeve cylinder, be connected to the brake shoes of cylinder piston rod.
By using above-mentioned technical proposal, the axis of guide sleeve is arranged along a certain diameter of main shaft, when welding completion, needs
The workpiece being welded is transferred to countershaft by main shaft, it is therefore desirable to main shaft stops operating, and completion main shaft is connected with countershaft, when
When the speed of mainshaft gradually decreases, cylinder pushes brake shoes towards main axle moving, by the CONTACT WITH FRICTION of brake shoes and main shaft side wall,
Apply certain resistance to main shaft, to accelerate the stalling of main shaft.
The present invention is further arranged to: the main shaft side wall is provided with the frictional layer contacted with brake shoes.
By using above-mentioned technical proposal, frictional layer herein can be by grey iron class alloy, ceramics, high charcoal double aluminum alloy etc.
Material is made, in this way when brake shoes and the effect of main shaft side wall are can to reduce the damage to main shaft side wall.
The present invention is further arranged to: the brake shoes is in the arc being bonded with scroll chuck side wall close to the end face of main shaft
Face.
By using above-mentioned technical proposal, when brake shoes is contacted with main shaft side wall, arcwall face and master by brake shoes
Axis side wall abuts, so that the two contact is softer, reduces impact when contact, so that brake is more stable.
In conclusion advantageous effects of the invention are as follows:
1. one of weldment is clamped on the first clamping device when being welded two weldments, by another weldment
It is clamped on the second clamping device, the second clamping device drives weldment mobile towards the first clamping device, the first clamping device band
First weldment high-speed rotation is moved, when the second clamping device drives second weldment mobile towards the first clamping device and with first
When a weldment contacts, high-speed friction heat between two weldment ends, mechanical energy is changed into thermal energy, when temperature reaches two weldments
Fusing point when, using friction heat abstraction contact surface oxide, the end of two weldments is mutually bonded under the action of forging force, glue
The first clamping device unclamps weldment after the completion of connecing, and drives weldment rotation by the second clamping device, while secondary station drives cutting group
Part is mobile towards workpiece and carries out turning to the weld of two weldments, and the excess solder that commissure is formed carries out turning, guarantees
Weld circumferential surface is round and smooth smooth, and when the second clamping device is towards the movement of the first clamping device and squeezes, by auxiliary
It helps platform that pressure compensation component is driven to apply thrust to the second clamping device, so that the pressure between two weldments is sufficiently large, protects
Demonstrate,prove welding effect；
2. driving compensation platform to move by secondary station when the second clamping device drives a weldment mobile towards another weldment
Dynamic, so that pushing block be driven to be connected in push plate, it is mobile towards the first clamping device to push push plate by pushing block, to press from both sides to second
It holds device and applies thrust, the forging force between two weldments is compensated, welding efficiency is improved, to weld stronger.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is assistant apparatus structure schematic diagram of the invention.
In figure, 1, machine body；2, the first clamping device；3, the second clamping device；4, auxiliary device；5, secondary station；6,
Cutter assembly；7, pressure compensation component；8, platform is compensated；9, pushing block；10, push plate；11, mounting plate；12, main shaft；13, the first three-jaw
Chuck；14, thermal change position detection components；15, bracket；16, contact thermal change position inductor；18, countershaft；19, the second scroll chuck；
20, knife tower；21, cutter；22, emergency stop component.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It referring to Figures 1 and 2, is a kind of lathe with friction welding (FW) function disclosed by the invention, including machine body 1,
The first clamping device 2, the second clamping device 3 and auxiliary device 4 are provided on machine body 1, auxiliary device 4 includes that sliding is set
Set the secondary station 5 on 1 surface of machine body, the cutter assembly 6 that is arranged on secondary station 5 and the pressure that secondary station 5 is set
Compensation component 7；When being welded two weldments, one of weldment is clamped on the first clamping device 2, by another
Weldment is clamped on the second clamping device 3, and the second clamping device 3 drives weldment mobile towards the first clamping device 2, the first clamping
Device 2 drives first weldment high-speed rotation, when the second clamping device 3 drives second weldment to move towards the first clamping device 2
When moving and contacting with first weldment, high-speed friction heat between two weldment ends, mechanical energy is changed into thermal energy, when temperature reaches
To two weldments fusing point when, using friction heat abstraction contact surface oxide, the end of two weldments under the action of forging force
It is mutually bonded, the first clamping device 2 unclamps weldment after the completion of bonding, drives weldment rotation by the second clamping device 3, assists simultaneously
Platform 5 drives cutter assembly 6 mobile towards workpiece and carries out turning to the weld of two weldments, the excess solder that commissure is formed
Turning is carried out, guarantees that weld circumferential surface is round and smooth smooth, and is mobile towards the first clamping device 2 in the second clamping device 3
And when squeezing, by secondary station 5 drive pressure compensation component 7 to the second clamping device 3 apply thrust so that two weldments it
Between pressure it is sufficiently large, guarantee welding effect.
Wherein pressure compensation component 7 includes the compensation platform 8 for being rotationally connected with secondary station 5, is connected on compensation platform 8 by bolt
It is connected to pushing block 9, the second clamping device 3 is fixedly installed the push plate 10 acted on pushing block 9；When the second clamping device 3 drives one
When weldment is mobile towards another weldment, drive compensation platform 8 mobile by secondary station 5, so that pushing block 9 be driven to be connected to push plate 10
On, it is mobile towards the first clamping device 2 that push plate 10 is pushed by pushing block 9, to apply thrust to the second clamping device 3, to two
Forging force between weldment compensates, and welding efficiency is improved, to weld stronger.
First clamping device 2 includes the mounting plate 11 for being fixedly installed on machine body 1, and mounting plate 11 is in be vertically arranged,
Main shaft 12 is additionally provided on machine body 1, and the end of main shaft 12 passes through mounting plate 11, is connected with first in 12 end of main shaft
Scroll chuck 13 further includes the thermal change position detection components 14 for being fixed by bolts in mounting plate 11 and being located at 12 side of main shaft；The
One scroll chuck 13 is for clamping weldment and driving the rotation of the first weldment, and frictional heat generation between two weldments when welding, and
Heat needs to reach very large, and heat can be transferred to main shaft 12 by workpiece at this time, cause main shaft 12 and scroll chuck by
Heat is larger, due to every 1 DEG C of the variation of temperature at normal temperature, even quality material, can also there is 5-25 millimeters of an addendum modification, and
This problem equally exists on lathe, and due to the material of each section use, material difference in lathe, heat dedendum modification is different,
Many indefinite sexual factors cause the complicated variation of lathe thermal change position, and then influence the precision of lathe, set in 12 side of main shaft
Thermal change position detection components 14 are set, addendum modification detection can be carried out to main shaft 12, to carry out heat to countershaft 18 by controlling program
Displacement compensation, and then improve machining accuracy.
Thermal change position detection components 14 include the bracket 15 for being fixedly connected on mounting plate 11, the contact heat for being connected to bracket 15
Conjugate inductor 16；Bracket 15 is fixed on mounting plate 11, and contact thermal change position inductor 16 is fixed on bracket 15, and is passed through
It is contacted with 12 side wall of main shaft, realizes and the addendum modification of main shaft 12 is detected, contact thermal change position inductor 16 is connected to the control of lathe
System processed, and feed back detection signal to control system, control system responds according to the detection signal received, and control the
The amount of movement of two clamp assemblies realizes addendum modification compensation.To improve machining accuracy.
Second clamping device 3 includes being set to the screw slide on 1 surface of machine body, being connected to the countershaft of screw slide
18, it is connected to the second scroll chuck 19 of countershaft 18；Screw slide is made of lead screw and slide unit, drives slide unit by motor lead screw
Mobile, to drive countershaft 18 mobile relative to main shaft 12, the second scroll chuck 19 is for clamping weldment, so that weldment be driven to move
Dynamic and rotation.
Cutter assembly 6 includes being rotatably dispose in the knife tower 20 of secondary station 5, being connected to several cutters 21 of 20 circumference of knife tower；
When welding completion, commissure has welding clout, mobile towards workpiece with cutter 21 by knife tower 20, thus in countershaft 18
While driving workpiece rotation, workpiece side wall is realized and is cut.
Emergency stop component 22 is additionally provided on bracket 15, emergency stop component 22 includes the guide sleeve for being fixed on bracket 15, guiding
Set is arranged in hollow sleeve-shaped, further includes the cylinder being connected in guide sleeve, the brake shoes for being connected to cylinder piston rod；Guiding
The axis of set is arranged along a certain diameter of main shaft 12, when welding completion, the workpiece that will be welded is needed to be transferred to by main shaft 12
Countershaft 18, it is therefore desirable to which main shaft 12 stops operating, and completion main shaft 12 is connected with countershaft 18, when 12 revolving speed of main shaft gradually decreases
When, cylinder pushes brake shoes mobile towards main shaft 12, by the CONTACT WITH FRICTION of brake shoes and 12 side wall of main shaft, applies to main shaft 12
Certain resistance, to accelerate the stalling of main shaft 12.
12 side wall of main shaft is provided with the frictional layer contacted with brake shoes；Frictional layer herein can be by grey iron class alloy, pottery
The materials such as porcelain, high charcoal double aluminum alloy are made, in this way when brake shoes and the effect of main shaft side wall can be reduced to 12 side wall of main shaft
Damage.Brake shoes is in the arcwall face being bonded with scroll chuck side wall close to the end face of main shaft 12；When brake shoes and 12 side wall of main shaft
When contact, abutted by the arcwall face of brake shoes with 12 side wall of main shaft, so that the two contact is softer, rushing when reducing contact
It hits, so that brake is more stable.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of lathe with friction welding (FW) function, including machine body (1), it is characterised in that: further include being set to lathe sheet
The first clamping device (2) of body (1), the second clamping device (3) for being set to machine body (1) and it is set to machine body
(1) auxiliary device (4), the auxiliary device (4) include be slideably positioned in machine body (1) secondary station (5), be set to it is auxiliary
It helps the cutter assembly (6) of platform (5), be set to the pressure compensation component (7) of secondary station (5).
2. a kind of lathe with friction welding (FW) function according to claim 1, it is characterised in that: the pressure compensation component
It (7) include the compensation platform (8) for being rotationally connected with secondary station (5), the compensation platform (8) is connected with pushing block (9), second clamping
Device (3) is fixedly installed the push plate (10) with pushing block (9) effect.
3. a kind of lathe with friction welding (FW) function according to claim 1, it is characterised in that: first clamping device
(2) include the mounting plate (11) for being fixedly installed on machine body (1), the main shaft (12) for being connected to mounting plate (11), be connected to master
The first scroll chuck (13) of axis (12) is set to mounting plate (11) and is located at the thermal change position detection components of main shaft (12) side
(14)。
4. a kind of lathe with friction welding (FW) function according to claim 3, it is characterised in that: the thermal change position detection group
Part (14) includes being fixedly connected on the bracket (15) of mounting plate (11), being connected to the contact thermal change position inductor of bracket (15)
(16)。
5. a kind of lathe with friction welding (FW) function according to claim 1, it is characterised in that: second clamping device
(3) include the screw slide for being set to machine body (1) surface, the countershaft (18) for being connected to screw slide, be connected to countershaft
(18) the second scroll chuck (19).
6. a kind of lathe with friction welding (FW) function according to claim 1, it is characterised in that: the cutter assembly (6)
Including several cutters (21) for being rotatably dispose in the knife tower (20) of secondary station (5), being connected to knife tower (20) circumference.
7. a kind of lathe with friction welding (FW) function according to claim 4, it is characterised in that: bracket (15) setting
There are emergency stop component (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156980.7A CN109794770A (en) | 2019-03-01 | 2019-03-01 | A kind of lathe with friction welding (FW) function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156980.7A CN109794770A (en) | 2019-03-01 | 2019-03-01 | A kind of lathe with friction welding (FW) function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109794770A true CN109794770A (en) | 2019-05-24 |
Family
ID=66561570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910156980.7A Pending CN109794770A (en) | 2019-03-01 | 2019-03-01 | A kind of lathe with friction welding (FW) function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109794770A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601001A (en) * | 2021-07-26 | 2021-11-05 | 杭州电子科技大学 | Ultrasonic welding equipment for cutting excess materials of weldment based on different diameters |
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| CN107790904A (en) * | 2017-11-15 | 2018-03-13 | 佛山市宏石激光技术有限公司 | A kind of drive device and clamping device of laser pipe cutter claw |
| CN207873627U (en) * | 2017-11-30 | 2018-09-18 | 惠州市博正兴实业有限公司 | A kind of friction welding (FW) lathe |
| CN209887082U (en) * | 2019-03-01 | 2020-01-03 | 津上精密机床（浙江）有限公司 | Machine tool with friction welding function |
-
2019
- 2019-03-01 CN CN201910156980.7A patent/CN109794770A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2894918Y (en) * | 2006-03-06 | 2007-05-02 | 日扬科技股份有限公司 | Vacuum friction welding machine |
| CN102078977A (en) * | 2010-12-10 | 2011-06-01 | 宁波市镇海众鑫数控(自动化)机床厂 | Machine tool with transposition tool carrier |
| CN204524539U (en) * | 2014-12-30 | 2015-08-05 | 陕西理工学院 | Complex function Continuous Drive Friction Welding machine |
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| CN113601001A (en) * | 2021-07-26 | 2021-11-05 | 杭州电子科技大学 | Ultrasonic welding equipment for cutting excess materials of weldment based on different diameters |
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