CN107838630A - A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer - Google Patents
A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer Download PDFInfo
- Publication number
- CN107838630A CN107838630A CN201711161878.3A CN201711161878A CN107838630A CN 107838630 A CN107838630 A CN 107838630A CN 201711161878 A CN201711161878 A CN 201711161878A CN 107838630 A CN107838630 A CN 107838630A
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- CN
- China
- Prior art keywords
- skewback
- force transducer
- hydraulic cylinder
- milled head
- piezoelectric force
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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
- B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
- B23P9/02—Treating or finishing by applying pressure, e.g. knurling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The present invention relates to a kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer, including base, skewback elevating mechanism, telescoping mechanism, guiding mechanism, milled head mechanism and piezoelectric force transducer, floor installation is on the big palette of lathe, both sides set skewback elevating mechanism respectively on base, telescoping mechanism is set on skewback elevating mechanism, guiding mechanism and milled head mechanism are set on telescoping mechanism, piezoelectric force transducer is set in milled head mechanism, and the milled head mechanism of both sides is oppositely arranged.The present apparatus realizes micro adjustment of the milled head mechanism on lathe z-axis direction by skewback elevating mechanism, milled head mechanism is set to act on the surface of workpiece all the time by telescoping mechanism, when making carry out rolling and processing by guiding mechanism, milled head carries out the rolling and processing of normal direction to workpiece surface all the time, and Real-time Feedback and control to rolling pressure size are realized by piezoelectric force transducer.
Description
Technical field
The present invention relates to a kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer, belongs to rolling and adds
Work technical field.
Background technology
The rolling device in rolling and processing field at present, milled head part are fixedly installed relative to rolling device, for a long time
After rolling and processing, rolling device influences rolling and processing precision etc. because Rigidity easily deforms.In addition, rolling
Device directly carries out rolling and processing, nothing by milled head using motor driving executive item or hydraulic pump drive hydraulic cylinder to workpiece more
Force checking device is rolled, is open-loop control system.
The content of the invention
In order to solve the above technical problems, the invention provides a kind of Axle Surface rolling based on piezoelectric force transducer
Press intensifying device.
To reach above-mentioned purpose, technical scheme is as follows：A kind of axial workpiece based on piezoelectric force transducer
Surface rolling intensifying device, it is characterised in that including base 1, skewback elevating mechanism 3, telescoping mechanism 9, guiding mechanism 7 and rolling
Head mechanism 6, both sides set skewback elevating mechanism 3 respectively on base 1, set telescoping mechanism 9 on skewback elevating mechanism 3, stretch
Guiding mechanism 7 and milled head mechanism 6, the milled head mechanism 6 of both sides is set to be oppositely arranged in mechanism 9.
Preferably, the skewback elevating mechanism 3 is connected on base 1 by bolt 2.
Preferably, the skewback elevating mechanism 3 includes upper skewback 10 and lower skewback 12, designed between two skewbacks certain angle with
Self-locking is realized, lower skewback 12 is fixedly installed on base 1, and upper skewback 10 is pressed on lower skewback 12 by screw 11.
Preferably, the telescoping mechanism 9 includes hydraulic cylinder fixed seat 19 and hydraulic cylinder 18, and hydraulic cylinder 18 is fixed with hydraulic cylinder
Seat 19 is fixedly connected, and hydraulic cylinder fixed seat 19 is fixedly connected with upper skewback 10.
Preferably, described guiding mechanism 7 includes stepping up sleeve 14, straight pin 16 and location-plate 15, steps up sleeve 14 and adds
Tightly on hydraulic cylinder piston rod 13, location-plate 15 is fixedly connected by screw 8 with hydraulic cylinder fixed seat 19.Step up the cylinder of sleeve 14
Wall is provided with keyway, and location-plate 15 is provided with peace circular hole, and location-plate 15 is matched somebody with somebody by straight pin 16 with stepping up the keyway on sleeve 14
Close installation.
Preferably, described milled head mechanism 6 is threaded in the front end of hydraulic cylinder piston rod 13, solid by locking nut 5
It is fixed.
Preferably, described milled head mechanism 6 include piezoelectric force transducer fixed seat 21, turning rolls 22, roller shaft 23,
Bearing 24, roller 25, distance collar 26 and piezoelectric force transducer 27, the roller 25 are arranged on turning rolls 22 by roller shaft 23
On, connected between roller 25 and roller shaft 23 by bearing 24, distance collar 26, turning rolls 22 and piezoelectric type are provided with bearing side
Force snesor fixed seat 21 is fixedly installed on piezoelectric force transducer fixed seat 21 by shaft hole matching, piezoelectric force transducer 27
On, endoporus is provided with piezoelectric force transducer fixed seat 21, endoporus is provided with internal thread.
For the present invention due to taking above technical scheme, it has advantages below：1st, the present invention is symmetrical arranged skewback in both sides
Elevating mechanism, realize micro adjustment of the milled head mechanism on lathe z-axis direction so that the rotation axis and work of two milled heads
The rotation axis of part is in same plane, ensures the precision of rolling and processing.2nd, the present invention sets piezoelectric type in milled head mechanism
Force snesor, by being demarcated to rolling power and magnitude of voltage, the Real-time Feedback to rolling power and control are realized, constitutes rolling
The closed-loop control system of pressure.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described.
Fig. 1 is the structural representation of Axle Surface finish rolling hardening device of the present invention.
Fig. 2 is the structural representation of skewback elevating mechanism in the present invention.
Fig. 3 is the structural representation of telescoping mechanism and guiding mechanism in the present invention.
Fig. 4 is the structural representation of milled head mechanism in the present invention.
Fig. 5 is present invention rolling power loop control theory figure.
In figure：1 base, 2 bolt groups, 3 skewback elevating mechanisms, 4 screws, 5 locking nuts, 6 milled head mechanisms, 7 Guiding machines
Structure, 8 screws, 9 telescoping mechanisms, skewback on 10,11 screws, 12 times skewbacks, 13 piston rods, 14 step up sleeve, 15 location-plates, 16 circles
Pin, 17 bolt groups, 18 hydraulic cylinders, 19 hydraulic cylinder fixed seats, 20 bolt groups, 21 piezoelectric force transducer fixed seats, 22 rollers
Frame, 23 roller shafts, 24 bearings, 25 rollers, 26 distance collars, 27 piezoelectric force transducers.
Specific embodiment
Below in conjunction with the accompanying drawing in the present invention, the present invention is carried out to describe clear, perfectly.
A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer provided by the present invention, reference chart
1, including base 1, skewback elevating mechanism 3, telescoping mechanism 9, guiding mechanism 7 and milled head mechanism 6, the both sides point on base
Not She Zhi skewback elevating mechanism 3, telescoping mechanism 9 is set on skewback elevating mechanism 3, guiding mechanism 7 and rolling are set on telescoping mechanism 9
Pressure heads mechanism 6, the milled head mechanism 6 of both sides are oppositely arranged.
With reference to figure 2, wherein skewback elevating mechanism 3 is fixedly connected on base 1.The skewback elevating mechanism 3 includes upper oblique
Block 10 and lower skewback 12 and screw 11, lower skewback 12 is fixedly installed on base 1, and upper skewback 10 is pressed on down by screw 11
On skewback 12.
With reference to figure 3, wherein telescoping mechanism 9 includes hydraulic cylinder fixed seat 19 and hydraulic cylinder 18, and hydraulic cylinder 18 is consolidated with hydraulic cylinder
Reservation 19 is fixedly connected, and hydraulic cylinder fixed seat 19 is fixedly connected with upper skewback 10.Guiding mechanism 7 includes stepping up sleeve 14, cylinder
Pin 16 and location-plate 15, step up sleeve 14 and step up on hydraulic cylinder piston rod 13, location-plate 15 is fixed with hydraulic cylinder fixed seat 19
Connection.The barrel for stepping up sleeve 14 is provided with keyway, and location-plate 15 is provided with peace circular hole, and location-plate 15 is by straight pin 16 with adding
Keyway on tight set cylinder 14 coordinates installation.
With reference to figure 4, wherein milled head mechanism 6 include piezoelectric force transducer fixed seat 21, turning rolls 22, roller shaft 23,
Bearing 24, roller 25, distance collar 26 and piezoelectric force transducer 27, the roller 25 are arranged on turning rolls 22 by roller shaft 23
On, connected between roller 25 and roller shaft 23 by bearing 24, distance collar 26, turning rolls 22 and piezoelectric type are provided with bearing side
Force snesor fixed seat 21 is fixedly installed on piezoelectric force transducer fixed seat 21 by shaft hole matching, piezoelectric force transducer 27
On, endoporus is provided with piezoelectric force transducer fixed seat 21, endoporus is provided with internal thread.Milled head mechanism 6 is threaded in
The front end of hydraulic cylinder piston rod 13, is fixed by locking nut 5.
The installation and adjustment process of the present invention is as follows：A kind of axial workpiece based on piezoelectric force transducer provided by the invention
Surface rolling intensifying device, by the upper skewback 10 to skewback elevating mechanism 3 and lower skewback 12, relative dislocation is carried out manually and is slided
It is dynamic so that the rotation axis of the roller 25 of two milled head mechanisms 6 and the rotation axis of workpiece are in same plane, then use screw
11 are fixed.Because two skewbacks are designed with certain angle, skewback elevating mechanism is set to realize self-locking.Milled head mechanism 6 is installed
Locked on the hydraulic cylinder piston rod 13 of telescoping mechanism 9, and with locking nut 5.Because piezoelectric force transducer 27 is by external force
Effect, can produce the voltage signal directly proportional to external force, load 1000N and 2000N successively to piezoelectric force transducer 27 first
Pressure, determine the voltage signal values of its output, draw its power/voltage curve, demarcated, and its power/voltage curve is defeated
Enter to power/photovoltaic conversion module.Then the magnitude of voltage corresponding to 1000N and 2000N pressure is separately input to FPGA
In controller, i.e. PLC, and then PLC exports two different electrical signals, the electricity that the electric signal by adjusting PLC outputs controls
Magnetic overflow valve oil pressure relief, it is respectively 1000N and 2000N to meet rolling power of the hydraulic cylinder to workpiece, and then to the electricity of PLC outputs
Signal and electromagnetic relief valve oil pressure relief are demarcated.
The course of work of the present invention is as follows：Start lathe and hydraulic system, by a given rolling pressure value be input to power/
Photovoltaic conversion module, power/photovoltaic conversion module export a given voltage signal, this signal are input in PLC again, accordingly
PLC exports an electric signal to electromagnetic relief valve, controls the oil pressure relief of electromagnetic relief valve, and now hydraulic cylinder 18 is held to workpiece
Continuous pressurization, when system pressure reaches electromagnetic relief valve oil pressure relief, hydraulic system internal pressure, which is tried hard to keep, holds dynamic equilibrium, i.e. hydraulic cylinder
18 pairs of workpiece apply a dynamic, stable rolling power.The power of measurement rolling in real time of piezoelectric force transducer 27 in milled head mechanism 6
Size, and rolling pressure value is fed back into PLC in the form of voltage signal, PLC by feedback voltage level compared with given voltage value, it is right
Roll power and carry out dynamic control and regulation.
The present invention realizes rolling power Real-time Feedback and the process controlled as shown in figure 5, details are as follows：By a given rolling
Power numerical value is input to power/photovoltaic conversion module, and power/photovoltaic conversion module exports a given voltage signal, this given voltage is believed
Number it is input to again in PLC, corresponding PLC exports an electric signal and arrives electromagnetic relief valve, controls the oil pressure relief of electromagnetic relief valve, electric
Magnetic overflow valve oil pressure relief is the chamber pressure of hydraulic cylinder 18, and now hydraulic cylinder 18 applies corresponding rolling power, piezoelectricity to workpiece
The size of the pressure value of measurement rolling in real time of formula force snesor 27, and the power/voltage curve institute for exporting piezoelectric force transducer 27 is right
The voltage signal answered, PLC is fed back to using this voltage signal as feedback voltage signal, compared with given voltage signal and is adjusted
Section, to ensure that the rolling pressure value that hydraulic cylinder 18 is applied to workpiece is equal to given rolling pressure value, closed-loop control system is formed,
So as to realize Real-time Feedback and the control to rolling power, the rolling and processing precision of rolling power is improved.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, various changes of the relevant technical staff in the field to the present invention
Shape and improvement, it all should expand as determined by claims of the present invention in protection domain.
Claims (8)
- A kind of 1. Axle Surface finish rolling hardening device based on piezoelectric force transducer, it is characterised in that including base 1, Skewback elevating mechanism 3, telescoping mechanism 9, guiding mechanism 7 and milled head mechanism 6, both sides set skewback to lift respectively on base 1 Mechanism 3, telescoping mechanism 9 is set on skewback elevating mechanism 3, guiding mechanism 7 and milled head mechanism 6, both sides are set on telescoping mechanism 9 Milled head mechanism 6 be oppositely arranged.
- 2. Axle Surface finish rolling hardening device as claimed in claim 1, it is characterised in that the skewback elevating mechanism 3 It is connected to by bolt 2 on base 1.
- 3. Axle Surface finish rolling hardening device as claimed in claim 2, it is characterised in that the skewback elevating mechanism 3 Certain angle is designed including upper skewback 10 and lower skewback 12, between two skewbacks to realize self-locking, lower skewback 12 is fixedly installed on base 1 On, upper skewback 10 is pressed on lower skewback 12 by screw 11.
- 4. Axle Surface finish rolling hardening device as claimed in claim 1, it is characterised in that the telescoping mechanism 9 includes Hydraulic cylinder fixed seat 19 and hydraulic cylinder 18, hydraulic cylinder 18 are fixedly connected with hydraulic cylinder fixed seat 19, hydraulic cylinder fixed seat 19 with it is upper Skewback 10 is fixedly connected.
- 5. Axle Surface finish rolling hardening device as claimed in claim 1, it is characterised in that described guiding mechanism 7 wraps Include and step up sleeve 14, straight pin 16 and location-plate 15, step up sleeve 14 and step up on hydraulic cylinder piston rod 13, location-plate 15 passes through Screw 8 is fixedly connected with hydraulic cylinder fixed seat 19.
- 6. the barrel for stepping up sleeve 14 is provided with keyway, location-plate 15 is provided with peace circular hole, location-plate 15 by straight pin 16 with The keyway stepped up on sleeve 14 coordinates installation.
- 7. Axle Surface finish rolling hardening device as claimed in claim 1, it is characterised in that described milled head mechanism 6 The front end of hydraulic cylinder piston rod 13 is threaded in, is fixed by locking nut 5.
- 8. Axle Surface finish rolling hardening device as claimed in claim 7, it is characterised in that described milled head mechanism 6 Including piezoelectric force transducer fixed seat 21, turning rolls 22, roller shaft 23, bearing 24, roller 25, distance collar 26 and piezoelectric forces Sensor 27, the roller 25 are arranged on turning rolls 22 by roller shaft 23, pass through bearing between roller 25 and roller shaft 23 24 connections, distance collar 26 is provided with bearing side, and turning rolls 22 passes through shaft hole matching, pressure with piezoelectric force transducer fixed seat 21 Electric-type force snesor 27 is fixedly installed in piezoelectric force transducer fixed seat 21, is set in piezoelectric force transducer fixed seat 21 There is endoporus, endoporus is provided with internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711161878.3A CN107838630A (en) | 2017-11-21 | 2017-11-21 | A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711161878.3A CN107838630A (en) | 2017-11-21 | 2017-11-21 | A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer |
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| Publication Number | Publication Date |
|---|---|
| CN107838630A true CN107838630A (en) | 2018-03-27 |
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| CN201711161878.3A Pending CN107838630A (en) | 2017-11-21 | 2017-11-21 | A kind of Axle Surface finish rolling hardening device based on piezoelectric force transducer |
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| CN (1) | CN107838630A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393651A (en) * | 2018-05-22 | 2018-08-14 | 北京理工大学 | A kind of device of multi- scenarios method conical surface rolling and processing |
| CN108435901A (en) * | 2018-05-18 | 2018-08-24 | 济南大学 | A kind of section profile is not rounded columnar workpiece surface rolling device and rolling depression method |
| CN109702277A (en) * | 2018-12-28 | 2019-05-03 | 江阴全华丰精锻有限公司 | Spherical surface of planetary gear rolling production technique |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435901A (en) * | 2018-05-18 | 2018-08-24 | 济南大学 | A kind of section profile is not rounded columnar workpiece surface rolling device and rolling depression method |
| CN108393651A (en) * | 2018-05-22 | 2018-08-14 | 北京理工大学 | A kind of device of multi- scenarios method conical surface rolling and processing |
| CN109702277A (en) * | 2018-12-28 | 2019-05-03 | 江阴全华丰精锻有限公司 | Spherical surface of planetary gear rolling production technique |
| CN109702277B (en) * | 2018-12-28 | 2024-05-03 | 江阴全华丰精锻有限公司 | Planetary gear spherical surface rolling production process |
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Application publication date: 20180327 |
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