CN107671583A - A kind of engine piston processing jig - Google Patents
A kind of engine piston processing jig Download PDFInfo
- Publication number
- CN107671583A CN107671583A CN201711001891.2A CN201711001891A CN107671583A CN 107671583 A CN107671583 A CN 107671583A CN 201711001891 A CN201711001891 A CN 201711001891A CN 107671583 A CN107671583 A CN 107671583A
- Authority
- CN
- China
- Prior art keywords
- piston
- pull bar
- pin
- clamp body
- main shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Abstract
The present invention relates to a kind of engine piston processing jig,Including hydraulic jack,The spindle pulley being connected by screw with hydraulic jack,The main shaft being connected with spindle pulley,It is fixed on the tie-plate of main shaft right-hand member,The clamp body being connected by screw with terminal pad,The piston being connected with clamp body,Pull bar is provided with main shaft,Pull bar left end is connected through a screw thread with hydraulic jack,Clamp body left circumference edge is provided with piston fluting,Piston neck engages with piston,Pin-and-hole pull bar is provided with piston,Draw ring is provided with pin-and-hole pull bar left hand piston,Draw ring is connected through slide channel by attachment screw with pull rod screw,The technology of the present invention is compared to the prior art,Realize the stability and reliability of fixture,Improve the stability of work pieces process size,Realize the versatility of fixture,Entreprise cost is saved,The blank of the domestic technology is filled up,With very high social value and wide market prospects.
Description
Technical field
The invention belongs to a kind of turning attachment technical field, more particularly to it is a kind of it is detachable, be applicable more than engine piston
Processing jig.
Background technology
With the fast development of large ship industry, heart of the piston as engine of boat and ship, due to piston own material
Skewness, it is heated to be also easy to produce irregular deformation, Large-power High-Speed engine piston is generally designed to convexity at normal temperatures
Variation ellipse shape, this piston radial section are similar to ellipse, and the molded line of axial profile is middle convex curve, middle-convex and varying ellipse
Piston can efficiently reduce the friction between casing wall, improve the service life of piston, due to the type face of middle-bulged varying ellipse piston
It is complicated so that it is processed into the crucial problem of piston manufacture, and since the 1990s, Europe, the United States, day various countries competitively develop
With application Piston Machining lathe of new generation, the high speed development paces of piston machine tool are accelerated, external product is not only expensive, and
And for China be used for naval vessel high-power piston cnc lathe also by import restriction, in recent years, although China passes through
The channels such as production, teaching ＆ research, joint venture cooperation, imported technology, domestic numerical control lathe is set to have obvious progress, it is high-power but greatly without strong
Marine diesel engine piston processing is with variation ellipse lathe in the row such as large ship, heavy-duty engine, automobile, Aero-Space, engineering machinery
Industry plays particularly important effect, it has also become the important strategic equipment of country.
The content of the invention
A kind of engine piston processing machine is provided it is an object of the invention to overcome the deficiencies in the prior art
Bed fixture.
The object of the present invention is achieved like this:A kind of engine piston processing jig, it is characterised in that：Bag
Include hydraulic jack, the spindle pulley being connected by screw with hydraulic jack, the main shaft being connected with spindle pulley, be fixed on master
The tie-plate of axle right-hand member, the clamp body being connected by screw with terminal pad, the piston being connected with clamp body, set in described main shaft
Pull bar is equipped with, pull bar left end is connected through a screw thread with hydraulic jack, and described clamp body is by seal disc, slide channel, modularization
Cavity forms, and clamp body left circumference edge is provided with piston fluting, and described piston neck engages with piston, is provided with piston
Pin-and-hole pull bar, draw ring is provided with pin-and-hole pull bar left hand piston, draw ring passes through attachment screw and pull rod screw through slide channel
Connection.
Sliding block is provided between described attachment screw and slide channel.
Described pull bar left end is provided with pull bar key grip.
Described pull bar is weldment, and central hollow section is No. 45 solid drawn tubes.
Described pin-and-hole pull bar is weldment, and the main part of pin-and-hole pull bar is Cold-rolled fine seamless steel tube, pin-and-hole pull bar
Main part both ends equipped with strengthen its intensity support column.
The sensor of detection main shaft is provided with described modularization cavity.
Compared to the prior art the technology of the present invention, using plane positioning disk technology and solid hydraulic technique, realizes fixture
Stability and reliability, the stability of work pieces process size is improved, using big stroke self-centering hydraulically operated fixture technology and plane
Positioning disk automatic balancing technology, the versatility of fixture is realized, different types of piston can also be processed using a machine tool, saved
Entreprise cost, the blank of the domestic technology is filled up, the hierarchy of skill of the high-power domestic piston machine tool in China will have been greatly improved,
With very high social value and wide market prospects.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the partial structural diagram of the present invention.
Embodiment
Embodiment 1：As shown in Figure 1, 2, a kind of engine piston processing jig, it is characterised in that：Including hydraulic pressure
Oil cylinder 1, the spindle pulley 2 being connected by screw with hydraulic jack 1, the main shaft 4 being connected with spindle pulley 2, it is fixed on master
The tie-plate 6 of the right-hand member of axle 4, the clamp body 7 being connected by screw with terminal pad 6, the piston 12 being connected with clamp body 7, it is described
Pull bar 3 is provided with main shaft 4, the left end of pull bar 3 is connected through a screw thread with hydraulic jack 1, described clamp body 7 by seal disc 15,
Slide channel 16, modularization cavity 13 form, and the left circumference edge of clamp body 7 is provided with piston fluting 14, described piston neck
14 engage with piston 12, and pin-and-hole pull bar 11 is provided with piston 12, draw ring 9 is provided with the left hand piston 12 of pin-and-hole pull bar 11, draw
Ring 9 is threadedly coupled through slide channel 16 by attachment screw 10 with pull bar 3, described attachment screw 10 and slide channel 16 it
Between be provided with sliding block 8, the described left end of pull bar 3 is provided with pull bar key grip 5, and described pull bar 3 is weldment, central hollow portion
It is divided into No. 45 solid drawn tubes, described pin-and-hole pull bar 11 is weldment, and the main part of pin-and-hole pull bar 11 is cold rolled precision
Seamless steel pipe, the main part both ends of pin-and-hole pull bar 11 are equipped with the support column for strengthening its intensity, in described modularization cavity 13
It is provided with the sensor of detection main shaft 4.
Start the tensile ties 3 of hydraulic cylinder 1, complete the clamping of piston 12, start working-spindle 4 after the completion of the clamping of piston 12,
Drive clamp body 7 to be rotated with piston 12, complete process, after machining, start the releasing lever 3 of hydraulic cylinder 1, lay down pin-and-hole
Pull bar 11, next piston to be processed 12 is changed, complete piston clamping and unload clip process, the speed of mainshaft that present clip uses can
Change in the range of 100-2000r/min, and there is automatic checkout system, the vibration of main shaft can be detected in real time, analysis is lived
Vibration values must change in plug processing, be had the characteristics that when being equipped with fixture lathe work：Maximum rotating diameter Ф 550mm；Most
Big processing length 1000mm；Major and minor axis maximum variable quantity 3.6mm；Realize smart car middle-convex and varying ellipse enlarged bore piston Excircle machining work(
Can, by changing clamp body, easily realize and diameter of phi 200mm- Φ 550mm variety classeses and diameter are processed on a machine tool
Piston, entreprise cost is saved, using plane positioning disk technology and solid hydraulic technique, realized the stability of fixture and reliable
Property, the stability of work pieces process size is improved, to ensure the versatility of fixture, same sleeve clamp is met the product of different size
Processing request, using big stroke self-centering hydraulically operated fixture technology and plane positioning disk automatic balancing technology, realize the logical of fixture
The property used.
Claims (6)
- A kind of 1. engine piston processing jig, it is characterised in that：Including hydraulic jack, pass through screw and hydraulic jack The spindle pulley of connection, the main shaft being connected with spindle pulley, the tie-plate for being fixed on main shaft right-hand member and terminal pad pass through spiral shell Clamp body, the piston being connected with clamp body of connection are followed closely, is provided with pull bar in described main shaft, pull bar left end leads to hydraulic jack Threaded connection is crossed, described clamp body is made up of seal disc, slide channel, modularization cavity, and clamp body left circumference edge is opened There is piston fluting, described piston neck engages with piston, and pin-and-hole pull bar is provided with piston, is set in pin-and-hole pull bar left hand piston Draw ring is equipped with, draw ring is connected through slide channel by attachment screw with pull rod screw.
- A kind of 2. engine piston processing jig according to claim 1, it is characterised in that：Described connection spiral shell Sliding block is provided between nail and slide channel.
- A kind of 3. engine piston processing jig according to claim 1, it is characterised in that：Described pull bar is left End is provided with pull bar key grip.
- A kind of 4. engine piston processing jig according to claim 1, it is characterised in that：Described pull bar is Weldment, central hollow section are No. 45 solid drawn tubes.
- A kind of 5. engine piston processing jig according to claim 1, it is characterised in that：Described pin-and-hole is drawn Bar is weldment, and the main part of pin-and-hole pull bar is Cold-rolled fine seamless steel tube, and the main part both ends of pin-and-hole pull bar are equipped with increasing The support column of its strong intensity.
- A kind of 6. engine piston processing jig according to claim 1, it is characterised in that：Described modularization The sensor of detection main shaft is provided with cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001891.2A CN107671583A (en) | 2017-10-24 | 2017-10-24 | A kind of engine piston processing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001891.2A CN107671583A (en) | 2017-10-24 | 2017-10-24 | A kind of engine piston processing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107671583A true CN107671583A (en) | 2018-02-09 |
Family
ID=61142073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711001891.2A Pending CN107671583A (en) | 2017-10-24 | 2017-10-24 | A kind of engine piston processing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107671583A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848740A (en) * | 2019-03-12 | 2019-06-07 | 陕西柴油机重工有限公司 | A kind of folder outer circle molded line high-precision clamp for machining |
-
2017
- 2017-10-24 CN CN201711001891.2A patent/CN107671583A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848740A (en) * | 2019-03-12 | 2019-06-07 | 陕西柴油机重工有限公司 | A kind of folder outer circle molded line high-precision clamp for machining |
| CN109848740B (en) * | 2019-03-12 | 2021-08-13 | 陕西柴油机重工有限公司 | Clamp for high-precision machining of outer circle molded line of clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180209 |