CN107470854A - The processing method of hot charging formula dam roller - Google Patents
The processing method of hot charging formula dam roller Download PDFInfo
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- CN107470854A CN107470854A CN201611010300.3A CN201611010300A CN107470854A CN 107470854 A CN107470854 A CN 107470854A CN 201611010300 A CN201611010300 A CN 201611010300A CN 107470854 A CN107470854 A CN 107470854A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The present invention relates to a kind of processing method of hot charging formula dam roller, including roller processing, spindle nose processing and the assembling of roller and spindle nose, roller to comprise the following steps with spindle nose assembling：The step of spindle nose and roller are interference fitted to obtain dam roller；The amount of unbalance of dam roller is detected, calculates dam roller center offset and offset direction, when being more than 10g based on aequum, uses double chucks on lathe to clamp device to the clamping of dam roller with by means of bias, the step of turning removal amount of unbalance；Using the second cylindrical carry out smart car of CNC Lathe Turning pair roller barrel, and the 8th cylindrical, the 9th cylindrical, the tenth cylindrical the step of carrying out smart car to spindle nose.The processing method of the hot charging formula dam roller of the present invention has the advantages of balance quality is high.
Description
Technical field
The present invention relates to a kind of processing method of hot charging formula dam roller.
Background technology
Certain steel mill's stainless steel BST unit belongs to UCM milling trains, in the past in export processing project, is related in this kind of complete set of equipments
And high-precision dam roller roller use external import substantially.Dam roller belongs to high-precision thin-walled parts, as shown in figure 1, dam roller is by roller
Cylinder and spindle nose two parts composition, existing work flow is divided into roller processing, spindle nose processing, roller and spindle nose and assembled, existing
Problems with and deficiency be present in processing technology：
1st, due to the characteristic of material, product in heat treatment process, easily shrink and torsional deformation, it is difficult to ensure that product is quenched
The uniformity and hardness requirement of fiery depth, are easily caused product rejection.
2nd, product, to prevent the contraction of quenching and torsional deformation, more surplus has been stayed to subsequent handling, has been given before quenching
Processing brings certain difficulty.
3rd, product heat-treatment quenching has soft ribbons, and the defects of certain is brought to product quality.
4th, reconciliation of inventory precision is not high, need to be also easy to produce eccentric error, quenching hardness is uniform to foreign round by repeatedly balancing
Property and depth zone carry out certain influence.
5th, product process flow is longer, and production efficiency is relatively low, and the span of control is larger, and cost control difficulty increases.
6th, product process flow is longer, and the conversion of benchmark easily causes reconciliation of inventory and hardness uneven, or even scraps.
This patent describes a kind of effective process technology and process program, by research of technique, solves product
The required precision of quenching hardness and roller balance, realize the manufacture localization of dam roller.
In addition, in roller and spindle nose elastic conjunction into being carried out, it is necessary to which dam roller to be passed through to the clamping device on lathe after dam roller
Clamping, then the offset of centering dam roller axial line, existing installation way are to carry out clamping, specific mistake to dam roller using V-block
Cheng Wei：Dam roller is placed on V-block, is turned round by horizontal digital-control boring and milling machine-tool platform face and drives dam roller to turn round, with centering dam roller
Side bus and Up Highway UHW, the axial line of centering dam roller, the offset of positive axial line is changed using the offset of the XY axles of lathe.
The mode of this centering axle center line deviation, because lathe XY axles have a gap, machine tool spindle rigidity precision, and by lathe worker
Make the influence of table top flatness precision itself and rotating accuracy, the offset of centering dam roller axial line it is inaccurate, it is necessary to repeatedly or
Repeatedly carry out centering.
The content of the invention
It is an object of the invention to provide a kind of processing method of the high hot charging formula dam roller of balance quality.
The technical scheme for solving above-mentioned technical problem is as follows：
The processing method of hot charging formula dam roller, including roller processing, spindle nose processing and the assembling of roller and spindle nose, the roller
Cylinder processing comprises the following steps：
The step of normalized treatment is carried out to the roller of forging and molding；
The first of pair roller barrel cylindrical carries out rough turn, the step of controlling the first cylindrical circularity, roughness and surplus；
Modifier treatment, the step of controlling the hardness of roller, are carried out by quenching and high tempering pair roller barrel；
Using the first cylindrical step of the smart car roller of numerically controlled lathe half；
After roller is carried out into 4-6h insulations in 450 DEG C -550 DEG C of environment, carry out air cooling technique processing the step of；
The step of pair roller barrel surface is quenched；
First cylindrical the step of being roughly ground of pair roller barrel：
Pair roller barrel endoporus carries out the step of right boring；
The processing of spindle nose comprises the following steps：
The spindle nose of forging and molding is heat-treated and the step of normalized treatment；
The 6th cylindrical, the 7th cylindrical, the 12nd cylindrical, the 13rd cylindrical carry out turning to spindle nose, and control more than turning
The step of amount, circularity and roughness；
By quenching and high tempering to spindle nose carry out modifier treatment, control spindle nose hardness the step of；
The 13rd cylindrical control magnitude of interference of smart car；
Roller comprises the following steps with spindle nose assembling：
The step of spindle nose and roller are interference fitted to obtain dam roller；
The amount of unbalance of dam roller is detected, dam roller center offset and offset direction is calculated, 10g is more than based on aequum
When, use double chucks on lathe to clamp the step of device is clamped to dam roller so that by means of bias, turning removes amount of unbalance；
Using the second cylindrical carry out smart car of CNC Lathe Turning pair roller barrel, and to it is the 8th of spindle nose cylindrical, outside the 9th
Circle, the tenth cylindrical the step of carrying out smart car.
The first of pair roller barrel is cylindrical, the 6th cylindrical and the 7th cylindrical the step of being refined of spindle nose.
Further, roller processing in, it is described it is rough turn be using engine lathe turning first it is cylindrical, surplus 5.5-
6.5mm, the first cylindrical circularity is within 0.2, roughness Ra6.3um.
Further, roller processing in, half smart car first is cylindrical, it is ensured that first it is cylindrical minimum at surplus be
2.4+0.2mm, and synchronously polished online, roughness Ra1.6um.
Further, the step of roller surface is quenched is to use Medium frequency induction circle, and quenching power is：150-
160KW, quenching velocity are：250r/min, hardening heat are：860-880 DEG C, water-spraying control, protected under 220 DEG C of oven environment
Temperature air cooling after 8 hours, the soft ribbons that length is 45mm are formed at the both ends of roller after quenching.
Further, pair roller barrel surface is quenched the step of and first cylindrical the step of being roughly ground of pair roller barrel it
Between, in addition to：After using lathe pair roller barrel, the first cylindrical light goes out benchmark, the step of frame centre frame amendment roller bore orifice
Suddenly.
Further, the roller and comprising the following steps by means of bias in spindle nose assembling process：
Same side bus is marked in roller or holding position, is pressed from both sides at dam roller both ends by chuck device using lathe
Hold, ensure the step of clip position at both ends Ba Gun both ends is located at same side bus；
Lathe both ends are relied on to be located at the amesdial below roller, the axially and radially carry out centering of pair roller barrel, it is ensured that lathe
The axial line step consistent with dam roller center line；
According to the eccentric excursions amount and offset direction accurately calculated, the adjustment of both ends offset is carried out successively, before this
Put, the step of removing amount of unbalance is finished by turning.
Further, before spindle nose is interference fitted with roller, in addition to：According to roller and spindle nose pairing mark, in roller
Cylinder is heated to 140-160 DEG C, it is ensured that the step of interference fit gap is more than 0.3-0.45mm；
Using the 6th on CNC Lathe Turning spindle nose it is cylindrical, it is the 7th cylindrical, the 8th cylindrical, the 9th cylindrical, the tenth cylindrical,
11st is cylindrical, the 12nd cylindrical, the 13rd cylindrical, the step of controlling grinding allowance 1-1.2mm；
Using grinding machine corase grind it is the 6th cylindrical, it is the 7th cylindrical, the 8th cylindrical, the 9th cylindrical, the tenth cylindrical, the 11st cylindrical,
12nd is cylindrical, the 13rd cylindrical.
Further, the chuck clamping device includes the first chuck clamping device and the connection being connected on lathe spindle
In the second chuck clamping device on tail stock.
Further, the first chuck clamping device is scroll chuck or chuck.
Further, second chuck mechanism includes shell, flange, chuck, the threaded claw of tool, screw mandrel, shell
One end be morse shank, shell is provided with pilot hole, and one end of flange is provided with axle, and the axle extend into the pilot hole of shell and led to
Cross that bearing is integral with cage connection, one end of the chuck is fixedly connected with the other end of flange, and the other end of chuck is provided with
Groove, the wall of groove are provided with screw thread, and the claw coordinates in the groove on chuck, after the screw mandrel is extend into the groove on chuck
Respectively with the threaded connection on the screw thread and claw on cell wall, claw is under the rotation of screw mandrel along the radial displacement of chuck.
1st, by using chuck clamping device to coordinate amesdial to borrow bias on lathe, solves original product balance quality not
Height, the possibility of risk is brought to product final mass.
2nd, quenching soft ribbons are lengthened by raw material, solve the product quality defect that the realistic problem of quenching soft ribbons is brought,
It ensure that the uniformity of barrel length direction case hardness.
3rd, de-stress process before product quenches is added, eliminates remaining caused by product blank forging and roughing answer
Power, reduce contraction caused by workpiece quenching, hardness inequality caused by torsional deformation, ensure that body of roll diameter of axle direction case hardness
Uniformity.
4th, the balancing technique that eccentric excursions method and duplicate removal are combined is employed, it is ensured that the dynamically balanced realization of product.
5th, original technological process is shortened, production efficiency is improved and reduces the span of control.
In summary, processing method of the invention solves the required precision of product quenching hardness and roller balance, realizes
The manufacture localization of dam roller.
Brief description of the drawings
Fig. 1 is the schematic diagram of the roller in the present invention；
Fig. 2 is the schematic diagram of the spindle nose in the present invention；
Fig. 3 is the schematic diagram of the dam roller in the present invention；
Fig. 4 is that dam roller carries out clamping the schematic diagram carried out by means of bias by double chuck devices of lathe；
Fig. 5 is the schematic diagram of the chuck clamping device in the present invention.
Embodiment
As shown in Figure 1 to Figure 3, the processing method of hot charging formula dam roller of the invention, including roller A processing, spindle nose B processing with
And the assembling of roller and spindle nose, it is specific as follows：
The roller A processing comprises the following steps：
First, forging blank, normalized treatment：
Normalized treatment is carried out to the roller A of forging and molding, roller A hardness is controlled in≤228HB.
2nd, it is rough turn：
Using engine lathe pair roller barrel A first it is cylindrical 1 carry out it is rough turn, control first cylindrical 1 circularity, roughness with
And the step of surplus；It is described it is rough turn be to use engine lathe turning first cylindrical 1, surplus 5.5-6.5mm, first cylindrical 1
Circularity is within 0.2, roughness Ra6.3um.First endoporus 4 is machined within φ 150, it is therefore an objective to the deformation of quenching is reduced,
The length at roller A both ends lengthens 30mm respectively, forms second cylindrical 2.It is machined to require first cylindrical 1 simultaneously, and in first
Before the endoporus of hole 4 is undressed, UT (ultrasonic examination) is carried out, it is ensured that quality of materials.
3rd, modifier treatment：
Modifier treatment, control roller A hardness are carried out by quenching and high tempering pair roller barrel A, roller A hardness is
HRC26-32。
4th, half smart car：
Using the smart car roller A of numerically controlled lathe half first cylindrical 1 the step of；Half smart car first cylindrical 1, it is ensured that first
Surplus at cylindrical 1 minimum is 2.4+0.2mm, and is synchronously polished online, roughness Ra1.6um.
5th, de-stress is handled：
After roller is carried out into 4-6h insulations in 450 DEG C -550 DEG C of environment, air cooling technique processing is carried out, is so effectively disappeared
Except residual stress caused by forging and roughing, positive effect is served for quenching distortion control.
6th, surface hardening：
The step of pair roller barrel A surfaces are quenched；The step of roller A surfaces are quenched is to use Medium frequency induction
Circle, quenching power are：150-160KW, quenching velocity are：250r/min, hardening heat are：860-880 DEG C, water-spraying control,
Air cooling after being incubated 8 hours under 220 DEG C of oven environment, the soft ribbons that length is 45mm are formed at the both ends of roller after quenching.
7th, smart car amendment aperture：
After using lathe pair roller barrel A, the first cylindrical 1 light goes out benchmark, frame centre frame amendment roller A bore orifices, it is easy to
Grinding, and the uniformity of the body of roll axially and radially direction case hardness can be ensured.
8th, roughly grind cylindrical：
Pair roller barrel A first cylindrical 1 is roughly ground, it is preferable that using common M1350 grinding machines corase grind cylindrical 1, it is ensured that outside first
Circle 1 is all ground, and purpose ensures the precision of subsequent reference and balance.
9th, right boring endoporus：
Pair roller barrel A endoporus carries out right boring.Preferably, using engine lathe or numerical control lathe bedstead centre frame, uniform smart car length
Degree, ensure uniformity quality of the roller surface hardness in axial direction.Smart car the second endoporus 3, the first endoporus 4, the 3rd endoporus 5 and ensure
The fit dimension of first endoporus 4, and the first cylindrical 1 and second endoporus 3, the first endoporus 4, the axiality of the 3rd endoporus 5 exist
Within 0.02mm.
Spindle nose B processing comprises the following steps：
First, forging blank, normalized treatment：
The spindle nose B of forging and molding is heat-treated and normalized treatment, spindle nose B hardness are controlled in≤228HB；
2nd, it is rough turn：
The the 6th cylindrical 6, the 7th cylindrical 7, the ten two cylindrical 12, the ten three cylindrical 13 to spindle nose B carries out turning, and controls
The step of machining allowance, circularity and roughness；
3rd, modifier treatment：
By quenching and high tempering to spindle nose B carry out modifier treatment, control spindle nose B hardness the step of；
4th, smart car：
Using the 13rd cylindrical 13 control magnitude of interference on numerically controlled lathe smart car spindle nose B, and match numbering.
Roller A and spindle nose B assemblings comprise the following steps：
First, hot assembly：
According to roller A and spindle nose B pairing marks, 140~160 DEG C are heated in roller A, it is ensured that interference fit gap is more than
0.3-0.45mm；
2nd, centre bore is repaiied：Using engine lathe or numerical control lathe bedstead centre frame, the Type B centre bore 14 of spindle nose is corrected, it is ensured that
Axiality is within 0.01mm.
3rd, half smart car spindle nose：
Using the 6th cylindrical 6 on CNC Lathe Turning spindle nose B, the 7th cylindrical 7, the 8th cylindrical 8, the 9th cylindrical 9, the tenth
Cylindrical 10, the ten one cylindrical 11, the ten two cylindrical 12, the ten three cylindrical 13, control grinding allowance 1-1.2mm；
4th, cylindrical grinding：
The the 6th cylindrical 6, the 7th cylindrical 7, the 8th cylindrical 8, the 9th cylindrical 9, the tenth cylindrical 10, the 11st is roughly ground using grinding machine
Cylindrical 11, the ten two cylindrical 12, the ten three cylindrical 13.
5th, assembling and static balance：
The step of spindle nose B and roller A are interference fitted to obtain dam roller C；Control aequum is less than 20g.
6th, by means of bias：
Dam roller C amount of unbalance is detected, dam roller C center offsets and offset direction is calculated, 10g is more than based on aequum
When, use double chucks on lathe to clamp device and dam roller C is clamped to remove amount of unbalance by means of bias, turning.It is described
Roller and comprising the following steps by means of bias in spindle nose assembling process：
Same side bus is marked in roller A or holding position, is carried out at dam roller A both ends by chuck device using lathe
Clamping, ensure that the clip position at both ends dam roller C both ends is located at same side bus；
Lathe both ends are relied on to be located at the amesdial D below roller A, pair roller barrel A axially and radially carry out centering, it is ensured that car
Bed axial line is consistent with dam roller C center lines；
According to eccentric excursions amount and the offset direction for accurately calculating roller, the adjustment of both ends offset is carried out successively,
Under the premise of this, roller amount of unbalance is removed by turning finishing first cylindrical 1 and second cylindrical 2.
7th, smart car：
Carry out smart car using the second cylindrical 2 of CNC Lathe Turning pair roller barrel A, and to the 8th cylindrical 8 of spindle nose B, the
Nine cylindrical 9, the tenth cylindrical 10 carries out smart car.
8th, fine cylindrical
The first cylindrical 1 of pair roller barrel A, the the 6th cylindrical 6 of spindle nose B the and the 7th cylindrical 7 is refined.
9th, dynamic balancing：Verify Product Precision requirement.
Tenth, duplicate removal balances：According to dynamic balancing result, it is balanced on spindle nose B using duplicate removal method.
11, magnetic powder inspection：Magnetic powder inspection is carried out for chrome-plated surface, it is ensured that surface quality.
12, chromium plating：Pair roller barrel A surfaces carry out chromium plating, the thickness 0.05-0.1mm of chromium plating on request.
13, examine
The dam roller obtained by technique implemented as more than, roller material is 55# steel, and dimensions is φ 240X φ
205X1930, roller outer round surface quenching hardness >=80HSD, quench depth >=3mm；Spindle nose material is 45 steel, dimensions φ
205X308；Roller is interference fitted with spindle nose using basic hole system；The body of roll quenches：HRC54-58, chrome-faced：0.05-0.1,
HV900-1000.Dam roller total quality is light (200kg), rotating speed height (2500r/min), cylindrical φ 240, amount of unbalance≤10g.
As shown in Figure 4 and Figure 5, the chuck clamping device used in the process of above-mentioned implementing process includes being connected to lathe main
The first chuck clamping device 16 and the second chuck clamping device being connected on tail stock 17 on axle 15.First chuck
Clamping device 16 is scroll chuck or chuck.Second chuck mechanism includes shell 18, flange 19, chuck 20, had
Claw 21, the screw mandrel 22 of screw thread, one end of shell 18 are morse shank, and shell 18 is provided with pilot hole, the shell 18 in the present invention,
It is to be formed in the top transformation being connected on the tailstock 17 of original lathe, i.e., top one end with tip is arranged to one
Individual plane, and pilot hole is opened up along top axial direction, the pilot hole is stepped hole, and original top other end is morse shank,
Therefore, the one end of shell 18 in this hair is morse shank, so, in the case where not changing the original tailstock structure of lathe, is passed through
Shell 18 can be attached with tailstock 17.One end of flange 19 is provided with axle 19a, and axle 19a extend into the pilot hole of shell 18
In and linked into an integrated entity by bearing and shell 18, the direction of the pilot hole of shell 18 from outer cover body to morse shank is divided into successively
First endoporus, the second endoporus, the 3rd endoporus, the 4th endoporus, the aperture of the first endoporus to the 4th endoporus are sequentially reduced, and bearing includes
Clutch shaft bearing 23, second bearing 24,3rd bearing 25, fourth bearing 26,5th bearing 27, clutch shaft bearing 23 and second bearing 24
In the second endoporus of shell 18,3rd bearing 25 is arranged in the 3rd endoporus, and fourth bearing 26 and 5th bearing 27 are pacified
In the 4th endoporus, and end plate 28 is installed in first endoporus, for carrying out axial limiting to clutch shaft bearing 23, it is preferable that the
One bearing 23 and second bearing 24 use cylinder roller bearing, and 3rd bearing 25 uses thrust ball bearing, and fourth bearing 26 uses
Single-row needle bearing, 5th bearing 27 use self-aligning ball bearing.One end of the chuck 20 is fixed with the other end of flange 19 to be connected
Connect, the other end of chuck 20 is provided with groove, radial arrangement of the groove along chuck, and the number of groove is at least three, in present embodiment, groove
Quantity be four, screw thread is provided with the wall of each groove.The claw 21 coordinates in the groove on chuck 20, the screw mandrel
22 extend into the groove on chuck after respectively with the threaded connection on the screw thread on cell wall and claw 21, claw 21 is in screw mandrel 22
Along the radial displacement of chuck under rotation, so as to adjust the clip position of claw 21.The chuck clamping device of the present invention changes biography
Unite the installation way of V-type frame, be not only used in existing chuck, but on lathe it is original it is top transformed, from
And form a kind of rotary body of new highly precision clamp.The advantages of chuck clamping device of the present invention, is as follows：
The present invention can carry out radiai adjustment in clamping in ten word directions, be easy to precision controlling；
Product clamping range can be expanded by the utilization of positive and negative claw；
The clamping surface of product can be effectively protected by specific soft claw (positive and negative form)；
By both ends four paws, with reference to amesdial, the mode of synchronous adjustment offset, reconciliation of inventory precision is improved.
Claims (10)
1. the processing method of hot charging formula dam roller, including roller processing, spindle nose processing and the assembling of roller and spindle nose, its feature exist
In the roller processing comprises the following steps：
The step of normalized treatment is carried out to the roller of forging and molding；
The first of pair roller barrel cylindrical carries out rough turn, the step of controlling the first cylindrical circularity, roughness and surplus；
Modifier treatment, the step of controlling the hardness of roller, are carried out by quenching and high tempering pair roller barrel；
Using the first cylindrical step of the smart car roller of numerically controlled lathe half；
After roller is carried out into 4-6h insulations in 450 DEG C -550 DEG C of environment, carry out air cooling technique processing the step of；
The step of pair roller barrel surface is quenched；
First cylindrical the step of being roughly ground of pair roller barrel：
Pair roller barrel endoporus carries out the step of right boring；
The processing of spindle nose comprises the following steps：
The spindle nose of forging and molding is heat-treated and the step of normalized treatment；
The 6th cylindrical, the 7th cylindrical, the 12nd cylindrical, the 13rd cylindrical carry out turning to spindle nose, and control machining allowance, circle
The step of degree and roughness；
By quenching and high tempering to spindle nose carry out modifier treatment, control spindle nose hardness the step of；
The 13rd cylindrical control magnitude of interference of smart car；
Roller comprises the following steps with spindle nose assembling：
The step of spindle nose and roller are interference fitted to obtain dam roller；
The amount of unbalance of dam roller is detected, dam roller center offset and offset direction is calculated, when being more than 10g based on aequum, adopts
The step of being clamped dam roller so that by means of bias, turning removes amount of unbalance with the chuck clamping device on lathe；
Using the second cylindrical carry out smart car of CNC Lathe Turning pair roller barrel, and to it is the 8th of spindle nose cylindrical, the 9th cylindrical,
Ten cylindrical the step of carrying out smart car.
The first of pair roller barrel is cylindrical, the 6th cylindrical and the 7th cylindrical the step of being refined of spindle nose.
2. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that
Roller processing in, it is described it is rough turn be using engine lathe turning first it is cylindrical, surplus 5.5-6.5mm, first is cylindrical
Circularity within 0.2, roughness Ra6.3um.
3. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that in roller processing, described half
Smart car first is cylindrical, it is ensured that the surplus at the first cylindrical minimum is 2.4+0.2mm, and is synchronously polished online, and roughness is
Ra1.6um。
4. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that the roller surface is quenched
The step of be to use Medium frequency induction circle, quenching power be：150-160KW, quenching velocity are：250r/min, hardening heat are：
860-880 DEG C, water-spraying control, air cooling after 8h is incubated under 220 DEG C of oven environment, the both ends in roller after quenching are formed
Length is 45mm soft ribbons.
5. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that quenched on pair roller barrel surface
The step of and first cylindrical the step of being roughly ground of pair roller barrel between, in addition to：Using the first cylindrical light of lathe pair roller barrel
After going out benchmark, the step of frame centre frame amendment roller bore orifice.
6. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that the roller assembled with spindle nose
Comprising the following steps by means of bias in journey：
Same side bus is marked in roller or holding position, is clamped at dam roller both ends by chuck assembly using lathe, is ensured
The clip position at both ends Ba Gun both ends is located at the step of same side bus；
Lathe both ends are relied on to be located at the amesdial below roller, the axially and radially carry out centering of pair roller barrel, it is ensured that lathe axle center
The line step consistent with dam roller center line；
According to the eccentric excursions amount that accurately calculates and offset direction, carry out the adjustment of both ends offset successively, herein under the premise of,
The step of removing amount of unbalance is finished by turning.
7. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that spindle nose carries out interference with roller and matched somebody with somebody
Before conjunction, in addition to：According to roller and spindle nose pairing mark, 140~160 DEG C are heated in roller, it is ensured that interference fit gap is big
In 0.3~0.45mm the step of；
Using the 6th on CNC Lathe Turning spindle nose it is cylindrical, it is the 7th cylindrical, the 8th cylindrical, the 9th cylindrical, the tenth cylindrical, the tenth
One is cylindrical, the 12nd cylindrical, the 13rd cylindrical, the step of controlling grinding allowance 1-1.2mm；
Using grinding machine corase grind it is the 6th cylindrical, it is the 7th cylindrical, the 8th cylindrical, the 9th cylindrical, the tenth cylindrical, the 11st cylindrical, the tenth
Two is cylindrical, the 13rd cylindrical.
8. the processing method of hot charging formula dam roller according to claim 1, it is characterised in that the chuck clamping device includes
The first chuck clamping device being connected on lathe spindle and the second chuck clamping device being connected on tail stock.
9. the processing method of hot charging formula dam roller according to claim 8, it is characterised in that the first chuck clamping device
For scroll chuck or chuck.
10. the processing method of hot charging formula dam roller according to claim 8, it is characterised in that the second chuck mechanism bag
Shell, flange, chuck, the threaded claw of tool, screw mandrel are included, one end of shell is morse shank, and shell is provided with pilot hole, flange
One end be provided with axle, the axle is extend into the pilot hole of shell and integral with cage connection by bearing, the one of the chuck
End is fixedly connected with the other end of flange, and the other end of chuck is provided with groove, and the wall of groove is provided with screw thread, and the claw coordinates
In groove on chuck, the screw mandrel connects with the screw thread on the screw thread and claw on cell wall respectively after extending into the groove on chuck
Connect, claw is under the rotation of screw mandrel along the radial displacement of chuck.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109623285A (en) * | 2018-12-29 | 2019-04-16 | 重集团常州市华冶轧辊股份有限公司 | A kind of manufacture craft of high rigidity papermaking hollow roll |
| CN109702440A (en) * | 2019-03-07 | 2019-05-03 | 青岛元鼎热工环保有限公司 | Glass kiln transition roller working method |
| CN109746638A (en) * | 2018-01-22 | 2019-05-14 | 天津市元远合成科技发展有限公司 | A kind of raising bushing inner circle precision process |
| CN114918624A (en) * | 2022-06-09 | 2022-08-19 | 洛阳新强联回转支承股份有限公司 | Roller processing method for three-row cylindrical roller wind power main shaft bearing |
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| JP3233513B2 (en) * | 1993-09-09 | 2001-11-26 | 昭和電線電纜株式会社 | Roller manufacturing method |
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| CN105568135A (en) * | 2016-01-15 | 2016-05-11 | 中钢集团邢台机械轧辊有限公司 | Forged steel rubber and plastic calendar roller and heat treatment method thereof |
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| JP3233513B2 (en) * | 1993-09-09 | 2001-11-26 | 昭和電線電纜株式会社 | Roller manufacturing method |
| CN101362152A (en) * | 2008-09-12 | 2009-02-11 | 上海君山表面技术工程股份有限公司 | Intermediate-frequency quenching hard-surface strain roller and manufacture method thereof |
| CN101513654A (en) * | 2009-04-02 | 2009-08-26 | 宝钢集团常州轧辊制造公司 | Straightening roller for cold rolling of wide and thick plate and manufacturing method thereof |
| CN104120341A (en) * | 2014-08-12 | 2014-10-29 | 江苏润孚机械轧辊制造有限公司 | Cr5 steel forging work roll for rolling extremely thin materials and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746638A (en) * | 2018-01-22 | 2019-05-14 | 天津市元远合成科技发展有限公司 | A kind of raising bushing inner circle precision process |
| CN109623285A (en) * | 2018-12-29 | 2019-04-16 | 重集团常州市华冶轧辊股份有限公司 | A kind of manufacture craft of high rigidity papermaking hollow roll |
| CN109702440A (en) * | 2019-03-07 | 2019-05-03 | 青岛元鼎热工环保有限公司 | Glass kiln transition roller working method |
| CN114918624A (en) * | 2022-06-09 | 2022-08-19 | 洛阳新强联回转支承股份有限公司 | Roller processing method for three-row cylindrical roller wind power main shaft bearing |
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| CN107470854B (en) | 2019-01-11 |
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