CN109514356A - Eccentric bushing processing technology and its eccentric bushing tooling used - Google Patents
Eccentric bushing processing technology and its eccentric bushing tooling used Download PDFInfo
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- CN109514356A CN109514356A CN201811530657.3A CN201811530657A CN109514356A CN 109514356 A CN109514356 A CN 109514356A CN 201811530657 A CN201811530657 A CN 201811530657A CN 109514356 A CN109514356 A CN 109514356A
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- mandrel
- eccentric
- eccentric bushing
- gland
- tapered sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses a kind of eccentric bushing processing technology and its eccentric bushing toolings used, its processing technology step are as follows: first design tooling and the eccentric taper sheath for processing tool, then tooling is processed by design size, when mandrel is processed, eccentric taper sheath is fixed on mandrel one end, and eccentric taper suit is clipped on centre-hole grinder, the eccentric orfice of mandrel one end is processed, then it turns around to process mandrel other end eccentric orfice, finally mandrel fixation is inserted in eccentric bushing, grinding is carried out by outer circle and step surface of the cylindrical grinder to eccentric bushing, the eccentric bushing tooling that the technique uses includes mandrel, tapered sleeve, gland and gland locating piece, tapered sleeve is sheathed on the outside of the conical section at mandrel both ends and can closely be located between the conical section of mandrel and eccentric bushing inner sidewall to be processed, gland is tight by gland locating piece To on tapered sleeve and eccentric bushing end face, the present invention guarantees to rotate when eccentric bushing processing with center line, is conducive to improve its machining accuracy.
Description
Technical field
The present invention relates to a kind of mechanical processing technique, in particular to a kind of eccentric bushing processing technology and its eccentric bushing used
Tooling.
Background technique
Eccentric bushing processing is a particularly important component part in grinding machine production, processing precision direct influence grinding machine mill
Cut precision, the structure of eccentric bushing determines that its processing be difficult, traditional eccentric bushing processing method is pacified in eccentric bushing
A mandrel is filled, the processing of outer circle and step surface is then carried out on cylindrical grinder to eccentric bushing by the way that mandrel to be installed on, adds
Eccentric bushing is pivoted about during work with the axis of mandrel, therefore, is eccentrically rotated in eccentric bushing process, inclined
The heart puts on to form very big centrifugal force, is also easy to eccentric vibrating occur, adds in this case to its outer circle and step surface
Work easily causes biggish error, it is difficult to guarantee eccentric bushing machining accuracy.
Summary of the invention
In order to make up the above deficiency, the present invention provides a kind of eccentric bushing processing technology and its eccentric bushing tooling used,
Eccentric bushing precision using eccentric bushing tooling processing is high.
The present invention is to solve technical solution used by its technical problem: a kind of eccentric bushing processing technology, specific to walk
It is rapid as follows:
Step 1: Fixture Design:
(1) according to eccentric bushing minimum diameter size design mandrel；
(2) gland designed for realization mandrel and eccentric bushing axially position；
(3) tapered sleeve designed for realization mandrel and eccentric bushing radial positioning；
(4) two eccentric taper sheaths (12) for mandrel processing are set to；
Step 2: tooling processing:
(1) mandrel is processed:
1. mandrel is shaped according to design size, and forms centre bore on the end face at mandrel both ends, in mandrel
External screw thread is formed on the periphery of both ends；
2. carrying out eccentric orfice respectively on the end face at mandrel both ends by design size to get ready；
3. processing eccentric taper sheath according to design size, and corresponding eccentric taper sheath is set in the tapered surface of mandrel one end
On, top tight pieces are installed in mandrel one end, top tight pieces, which push against eccentric taper sheath end face, keeps eccentric taper sheath and mandrel one end closely solid
It is fixed, guarantee that the eccentric orfice on the end face of mandrel both ends is just located on the center line of eccentric taper sheath at this time；
4. the eccentric taper suit of aforementioned assembly is clipped on centre-hole grinder, centre-hole grinder tailstock center holds out against core
The eccentric orfice point of the axis other end, centre-hole grinder process the eccentric orfice of mandrel one end；
5. eccentric taper sheath is disassembled from mandrel one end, it is another that another corresponding eccentric taper sheath is installed on mandrel
One end；
6. the eccentric taper suit of aforementioned assembly is clipped on centre-hole grinder, centre-hole grinder tailstock center holds out against core
The eccentric orfice of axis one end, centre-hole grinder process the eccentric orfice of the mandrel other end；
(2) gland is processed by design size；
(3) tapered sleeve is processed by design size；
Step 3: tooling assembling:
Mandrel is inserted in the eccentric bushing of outer circle to be processed, tapered sleeve is inserted between mandrel both ends and eccentric bushing inner hole,
Gland is covered on the outside of mandrel both ends, and presses box nut in the locking of the external screw thread at mandrel both ends, and gland is made to push against eccentric bushing
Both ends end face and tapered sleeve end face；
Tooling: being installed on cylindrical grinder by step 4 with the positioning of the eccentric orfice at mandrel both ends, outer circle to eccentric bushing and
Step surface carries out grinding.
As a further improvement of the present invention, step 4. before, first assembly is pacified with the positioning of the eccentric orfice at mandrel both ends
Loaded on cylindrical grinder, reconditioning is carried out to the outer circle of eccentric taper sheath.
As a further improvement of the present invention, 3. middle top tight pieces include washer and locking nut, locking nut to the step
With the external thread bolt connection of mandrel one end, washer is located between locking nut and eccentric taper sheath.
A kind of eccentric bushing tooling, including mandrel, tapered sleeve, gland and gland locating piece, the mandrel include with eccentric bushing most
The conical section and be located at conical section two that the matched middle circle shell of column of small internal diameter, the diameter positioned at middle circle shell of column both ends gradually taper up
The linkage section at end, tapered sleeve are sheathed on the outside of the conical section at mandrel both ends and can closely be located in the conical section of mandrel and to be processed
Between eccentric bushing inner sidewall, what gland can axially slide is sheathed on the outside of the linkage section at mandrel both ends, and gland is tight against tapered sleeve
On eccentric bushing end face, what gland locating piece can be dismantled is fixedly installed on the linkage section at mandrel both ends, and gland locating piece
It can be tight against gland on the axial end face of tapered sleeve.
As a further improvement of the present invention, it is straight to be less than middle circle shell of column for the big one end diameter of the conical section diameter of mandrel
Diameter, is additionally provided with the first gasket and the second gasket, and first shim clip is set between the middle circle shell of column and conical section of mandrel
Between step surface and tapered sleeve one end end face, the second shim clip is set between tapered sleeve the other end face and gland.
As a further improvement of the present invention, it is additionally provided with retaining ring and elastic washer, the retaining ring and elastic washer sequence cover
On the outside of tapered sleeve, retaining ring one end is tight against on eccentric bushing inner hole step surface to be processed, and the retaining ring other end is tight against elastic washer one end
On end face, the elastic washer other end is tight against gland surfaces.
As a further improvement of the present invention, the gland locating piece includes gland nut, on the linkage section at mandrel both ends
External thread structure is formed, gland nut and the external thread structure at mandrel both ends are spirally connected, and gland nut is tight against gland.
As a further improvement of the present invention, it is additionally provided with the first adjusting bolt, the gland nut is equipped at least two
It is distributed in the first of screwed hole of centre periphery and adjusts threaded hole, the first adjusting bolt activity, which is spirally connected, adjusts spiral shell with described first
In pit, bolt is adjusted tight against on gland surfaces.
As a further improvement of the present invention, it is additionally provided with T shape ring-type brasses and second and adjusts bolt, the gland is equipped with
At least two be distributed in centre bore periphery second adjust threaded hole, the and adjust that bolt activity is spirally connected and described second adjusts
It saves in threaded hole, the small one end of T shape ring-type brasses diameter is inserted between tapered sleeve and eccentric bushing inner hole to be processed, T shape ring-type copper
Watt big one end of diameter is closely located in eccentric bushing axial end face to be processed and second and adjusts between bolt.
As a further improvement of the present invention, the gland and the linkage section at mandrel both ends are connected by axially extending key
It connects.
The method have the benefit that: the present invention is by designing special eccentric bushing tooling, in eccentric bushing tooling
Mandrel both ends process the eccentric orfice concentric with eccentric bushing respectively, when eccentric bushing carries out Excircle machining and step surface processing, outer circle
Grinding machine is positioned with the eccentric orfice of mandrel, is positioned when eccentric hole machined further through the eccentric taper sheath of design and mandrel on mandrel,
It realizes the amendment of eccentric orfice, guarantees eccentric orfice and eccentric bushing axis point-blank, guarantee when eccentric bushing is processed in itself
The rotation of heart line, is conducive to improve its machining accuracy.
Detailed description of the invention
Fig. 1 is eccentric bushing structure schematic illustration of the invention；
Fig. 2 is that eccentric bushing tooling is installed on the first structure principle chart in eccentric bushing；
Fig. 3 is that eccentric bushing tooling is installed on second of structure principle chart in eccentric bushing；
Fig. 4 is that eccentric bushing tooling is installed on second of structure principle chart in eccentric bushing；
Fig. 5 is mandrel main view；
Fig. 6 is mandrel left view；
Fig. 7 is eccentric orfice position view on eccentric taper sheath center and mandrel；
Fig. 8 is that eccentric taper sheath is assembled in the perspective view on mandrel；
Fig. 9 is mandrel both ends bias uprighting machining state figure.
Specific embodiment
A kind of embodiment: 15 processing technology of eccentric bushing, the specific steps are as follows:
Step 1: Fixture Design:
(1) according to 15 minimum diameter size design mandrel 1 of eccentric bushing；
(2) gland 3 designed for realization mandrel 1 and 15 axially position of eccentric bushing；
(3) tapered sleeve 2 designed for realization mandrel 1 and 15 radial positioning of eccentric bushing；
(4) the two eccentric taper sheaths 12 processed for mandrel 1 are set to；
Step 2: tooling processing:
(1) mandrel 1 is processed:
1. mandrel 1 is shaped according to design size, and forms centre bore on the end face at 1 both ends of mandrel, in core
External screw thread is formed on 1 both ends periphery of axis；
2. carrying out eccentric orfice respectively on the end face at 1 both ends of mandrel by design size to get ready；
3. processing eccentric taper sheath 12 according to design size, and corresponding eccentric taper sheath 12 is set in 1 one end of mandrel
On tapered surface, top tight pieces are installed in 1 one end of mandrel, top tight pieces, which push against 12 end face of eccentric taper sheath, makes eccentric taper sheath 12 and mandrel
1 one end is tightly fastened, and guarantees that the eccentric orfice on 1 both ends end face of mandrel is just located on the center line of eccentric taper sheath 12 at this time；
4. centre-hole grinder tailstock center is held out against by 12 clamping to centre-hole grinder of eccentric taper sheath of aforementioned assembly
The eccentric orfice point of 1 other end of mandrel, centre-hole grinder process the eccentric orfice of 1 one end of mandrel；
5. eccentric taper sheath 12 is disassembled from 1 one end of mandrel, another corresponding eccentric taper sheath 12 is installed on
1 other end of mandrel；
6. centre-hole grinder tailstock center is held out against by 12 clamping to centre-hole grinder of eccentric taper sheath of aforementioned assembly
The eccentric orfice of 1 one end of mandrel, centre-hole grinder process the eccentric orfice of 1 other end of mandrel；
(2) gland 3 is processed by design size；
(3) tapered sleeve 2 is processed by design size；
Step 3: tooling assembling:
Mandrel 1 is inserted in the eccentric bushing 15 of outer circle to be processed, tapered sleeve 2 is inserted into 1 both ends of mandrel and eccentric bushing 15
Between hole, by 3 sets of gland on the outside of 1 both ends of mandrel, and press box nut 8 in the locking of the external screw thread at 1 both ends of mandrel, and make gland
3 push against 15 both ends end face of eccentric bushing and 2 end face of tapered sleeve；
Step 4: tooling is installed on cylindrical grinder with the eccentric orfice positioning at 1 both ends of mandrel, to the outer circle of eccentric bushing 15
Grinding is carried out with step surface.
To avoid centrifugation from leading to error, 15 process modifications of eccentric bushing are using processing mandrel 1, tapered sleeve 2, washer 13 etc.
Tooling carries out clamping, and is ground the outer circle of eccentric bushing 15, needs to withstand the eccentric orfice of mandrel 1 during processing eccentric bushing 15
It is ground, and needs to withstand the centre bore of mandrel 1 during processing mandrel 1, therefore 1 centre bore of mandrel is with eccentric orfice
Spacing will have a direct impact on the machining accuracy of eccentric bushing 15.
And in the manufacturing process of mandrel 1, it is that the eccentric orfice that centering removes boring mandrel 1 is positioned by V-block, due to lathe essence
The interval error of degree and mismachining tolerance centre bore and eccentric orfice generally reaches 0.05mm or more, and processes work in subsequent mandrel 1
It needs to withstand the centre bore of mandrel 1 in sequence, centre bore is further caused to lose circle, to make 1 centre bore of mandrel and eccentric orfice
Interval error becomes larger.
In order to promote the machining accuracy of eccentric bushing 15, the centre bore of mandrel 1 and the interval error of eccentric orfice must be controlled
In a certain range, generated during actual processing eccentric bushing 15 if being d if the centre bore of mandrel 1 and the interval error of eccentric orfice
Error can reach 2d or more, therefore it is essential for promoting 1 centre bore of mandrel with the precision of the spacing of eccentric orfice.
Eccentric orfice is only got ready to form aperture on the mandrel 1 that this patent is processed according to design size, then passes through eccentric taper
Set 12 is assembled in 1 one end of mandrel, keeps the axis of eccentric taper sheath 12 consistent with axially bored line eccentric on mandrel 1, then again with bias
The amendment that eccentric orfice on mandrel 1 is carried out on the basis of taper sheath 12, ensure that the essence of 1 both ends eccentric orfice and center pitch of holes of mandrel
Degree, 15 tooling of eccentric bushing is installed on eccentric bushing 15, is positioned with eccentric orfice on mandrel 1 to 15 outer circle of eccentric bushing, end face
And step surface ensure that eccentric bushing 15 is rotated around own axes when being processed, avoid the rotation of eccentric bushing 15 occur it is eccentric, greatly
The machining accuracy of eccentric bushing 15 is improved greatly.
Step 4. before, first assembly is installed on cylindrical grinder with the positioning of the eccentric orfice at 1 both ends of mandrel, to eccentric conical
The outer circle of shape set 12 carries out reconditioning.Eccentric orfice by withstanding mandrel 1 carries out reconditioning to the outer circle of eccentric taper sheath 12, and then adjusts
The circularity of whole bias taper sheath 12, it is possible to reduce the angular error in 12 center of circle of 1 eccentric orfice of mandrel and eccentric taper sheath improves mandrel
Eccentric uprighting precision on 1.
3. middle top tight pieces include washer 13 and locking nut 14, the outer spiral shell of locking nut 14 and 1 one end of mandrel to the step
Line is spirally connected, and washer 13 is located between locking nut 14 and eccentric taper sheath 12.It is fixed by washer 13 and the cooperation of locking nut 14
The structure of the eccentric taper sheath 12 in position is simple, and positioning is convenient, is furthermore also possible to other location structures.
A kind of 15 tooling of eccentric bushing, including mandrel 1, tapered sleeve 2, gland 3 and gland locating piece, the mandrel 1 include with partially
The heart covers the matched middle circle shell of column of 15 minimum diameters, the conical section that the diameter positioned at middle circle shell of column both ends gradually tapers up and is located at
The linkage section at conical section both ends, tapered sleeve 2 are sheathed on the outside of the conical section at 1 both ends of mandrel and can closely be located in the circle of mandrel 1
It bores between section and 15 inner sidewall of eccentric bushing to be processed, what gland 3 can axially slide is sheathed on outside the linkage section at 1 both ends of mandrel
Side, and gland 3, tight against on 15 end face of tapered sleeve 2 and eccentric bushing, what gland locating piece can be dismantled is fixedly installed in 1 both ends of mandrel
On linkage section, and gland locating piece can be tight against gland 3 on the axial end face of tapered sleeve 2.
When assembling, mandrel 1 is plugged in eccentric bushing 15,15 end face of eccentric bushing and 2 end face of tapered sleeve are compressed by gland 3,
And the swelling to 15 inner wall of eccentric bushing is realized in the conical section cooperation of tapered sleeve 2 and mandrel 1, realizes that eccentric bushing 15 is radial and axial fixed
Position, makes it form firm one with mandrel 1, then drives entire assembly to carry out rotation centered on eccentric orfice on mandrel 1 and add
Work, then eccentric bushing 15 is that processing is pivoted about with own axes, substantially increases its outer circle, end face and step surface
Machining accuracy, this tool structure is simple, easy to use, accurate positioning.
The big one end diameter of the conical section diameter of mandrel 1 is less than middle circle shell of column diameter, is additionally provided with the first gasket 4 and second
Gasket 5, first gasket 4 are located in 2 one end end face of step surface and tapered sleeve between the middle circle shell of column of mandrel 1 and conical section
Between, the second gasket 5 is located between 2 the other end face of tapered sleeve and gland 3.It avoids gland 3 from not compressing tapered sleeve 2, causes partially
It is insufficient that the heart covers 15 radial clamping forces, while tapered sleeve 2 can also be avoided to be inserted into tension and damage 15 inner hole of eccentric bushing and mandrel 1.
It is additionally provided with retaining ring 6 and elastic washer 7, the retaining ring 6 and 7 sequence of elastic washer are sheathed on 2 outside of tapered sleeve, retaining ring 6
One end is tight against on 15 inner hole step surface of eccentric bushing to be processed, and 6 other end of retaining ring is tight against on 7 one end end face of elastic washer, elastic cushion
7 other ends are enclosed tight against 3 surface of gland.By the elastic telescopic of elastic washer 7, ensure that gland 3 to the compression of retaining ring 6, in turn
It ensure that 15 axially position precision of eccentric bushing.
The gland locating piece includes gland nut 8, and external thread structure, gland spiral shell are formed on the linkage section at 1 both ends of mandrel
Mother 8 and the external thread structure at 1 both ends of mandrel are spirally connected, and gland nut 8 is tight against gland 3.Matched by gland nut 8 with external thread structure
The positioning realized on mandrel 1 is closed, and can guarantee holding out against to gland 3, structure is simple, positions and easy to adjust.
It is additionally provided with the first adjusting bolt 9, the gland nut 8 is equipped at least two and is distributed in outside screwed hole of centre circumference
The first of side adjusts threaded hole, and the first adjusting 9 activity of bolt is spirally connected to be adjusted in threaded hole with described first, adjusts bolt tight against pressure
On 3 surface of lid.It can be realized the adjusting to 3 pressing force of gland by the first adjusting bolt 9, structure is simple, ensure that gland 3
It compresses.
It is additionally provided with T shape ring-type brasses 10 and second and adjusts bolt 11, the gland 3 is equipped at least two and is distributed in center
The second of hole periphery adjusts threaded hole, the and adjust bolt activity and be spirally connected and adjusted in threaded hole with described second, T shape is cyclic annular
The small one end of 10 diameter of brasses is inserted between 15 inner hole of tapered sleeve 2 and eccentric bushing to be processed, 10 diameter of T shape ring-type brasses it is big one
End is closely located in 15 axial end face of eccentric bushing to be processed and second and adjusts between bolt 11.Bolt 11 is adjusted by second to realize
To holding out against for T shape ring-type brasses 10, and then realize holding out against to eccentric bushing 15.
The gland 3 and the linkage section at 1 both ends of mandrel pass through axially extending key connection.
Claims (10)
1. a kind of eccentric bushing processing technology, it is characterised in that: specific step is as follows:
Step 1: Fixture Design:
(1) according to eccentric bushing minimum diameter size design mandrel；
(2) gland designed for realization mandrel and eccentric bushing axially position；
(3) tapered sleeve designed for realization mandrel and eccentric bushing radial positioning；
(4) two eccentric taper sheaths (12) for mandrel processing are set to；
Step 2: tooling processing:
(1) mandrel is processed:
1. mandrel is shaped according to design size, and forms centre bore on the end face at mandrel both ends, at mandrel both ends
External screw thread is formed on periphery；
2. carrying out eccentric orfice respectively on the end face at mandrel both ends by design size to get ready；
3. processing eccentric taper sheath according to design size, and corresponding eccentric taper sheath is set on the tapered surface of mandrel one end,
Top tight pieces are installed in mandrel one end, top tight pieces, which push against eccentric taper sheath end face, is tightly fastened eccentric taper sheath with mandrel one end,
Guarantee that the eccentric orfice on the end face of mandrel both ends is just located on the center line of eccentric taper sheath at this time；
4. the eccentric taper suit of aforementioned assembly is clipped on centre-hole grinder, it is another that centre-hole grinder tailstock center holds out against mandrel
The eccentric orfice point of one end, centre-hole grinder process the eccentric orfice of mandrel one end；
5. eccentric taper sheath is disassembled from mandrel one end, it is another that another corresponding eccentric taper sheath is installed on mandrel
End；
6. the eccentric taper suit of aforementioned assembly is clipped on centre-hole grinder, centre-hole grinder tailstock center holds out against mandrel one
The eccentric orfice at end, centre-hole grinder process the eccentric orfice of the mandrel other end；
(2) gland is processed by design size；
(3) tapered sleeve is processed by design size；
Step 3: tooling assembling:
Mandrel is inserted in the eccentric bushing of outer circle to be processed, tapered sleeve is inserted between mandrel both ends and eccentric bushing inner hole, will be pressed
Lid covers on the outside of mandrel both ends, and presses box nut in the locking of the external screw thread at mandrel both ends, and gland is made to push against eccentric bushing both ends
End face and tapered sleeve end face；
Step 4: tooling is installed on cylindrical grinder with the eccentric orfice positioning at mandrel both ends, to the outer circle and step of eccentric bushing
Face carries out grinding.
2. eccentric bushing processing technology according to claim 1, it is characterized in that: step 4. before, first with the inclined of mandrel both ends
Assembly is installed on cylindrical grinder by the positioning of heart hole, carries out reconditioning to the outer circle of eccentric taper sheath.
3. eccentric bushing processing technology according to claim 1, it is characterized in that: 3. middle top tight pieces include washer to the step
(13) and locking nut (14), the external thread bolt connection of locking nut and mandrel one end, washer are located in locking nut and eccentric conical
Between shape set.
4. a kind of eccentric bushing tooling, it is characterised in that: described including mandrel (1), tapered sleeve (2), gland (3) and gland locating piece
Mandrel includes gradually tapering up with the matched middle circle shell of column of eccentric bushing (15) minimum diameter, the diameter positioned at middle circle shell of column both ends
Conical section and linkage section positioned at conical section both ends, tapered sleeve be sheathed on the outside of the conical section at mandrel both ends and being capable of close sandwiched
Between the conical section and eccentric bushing inner sidewall to be processed of mandrel, what gland can axially slide is sheathed on the connection at mandrel both ends
Section outside, and gland, tight against on tapered sleeve and eccentric bushing end face, what gland locating piece can be dismantled is fixedly installed in mandrel both ends
On linkage section, and gland locating piece can be tight against gland on the axial end face of tapered sleeve.
5. eccentric bushing tooling according to claim 4, it is characterized in that: the big one end diameter of the conical section diameter of mandrel is less than
Middle circle shell of column diameter, is additionally provided with the first gasket (4) and the second gasket (5), and first shim clip is set to the middle circle of mandrel
Between step surface between shell of column and conical section and tapered sleeve one end end face, the second shim clip is set to tapered sleeve the other end face and gland
Between.
6. eccentric bushing tooling according to claim 4, it is characterized in that: it is additionally provided with retaining ring (6) and elastic washer (7), it is described
Retaining ring and elastic washer sequence are sheathed on the outside of tapered sleeve, and tight against on eccentric bushing inner hole step surface to be processed, retaining ring is another for retaining ring one end
One end is tight against on the end face of elastic washer one end, and the elastic washer other end is tight against gland surfaces.
7. eccentric bushing tooling according to claim 4, it is characterized in that: the gland locating piece includes gland nut (8), core
External thread structure is formed on the linkage section at axis both ends, gland nut and the external thread structure at mandrel both ends are spirally connected, and gland nut is tight
Compress lid.
8. eccentric bushing tooling according to claim 7, it is characterized in that: being additionally provided with the first adjusting bolt (9), the gland spiral shell
Mother is equipped at least two the first adjusting threaded holes for being distributed in screwed hole of centre periphery, and the first adjusting bolt activity is spirally connected
It is adjusted in threaded hole with described first, adjusts bolt tight against on gland surfaces.
9. eccentric bushing tooling according to claim 7 is adjusted it is characterized in that: being additionally provided with T shape ring-type brasses (10) and second
Bolt (11), the gland, which is equipped at least two and is distributed in the second of centre bore periphery, adjusts threaded holes, the and adjust
Bolt activity is spirally connected to be adjusted in threaded hole with described second, and the small one end of T shape ring-type brasses diameter is inserted in tapered sleeve and to be processed
Between eccentric bushing inner hole, the big one end of T shape ring-type brasses diameter is closely located in eccentric bushing axial end face to be processed and second and adjusts
It saves between bolt.
10. eccentric bushing tooling according to claim 7, it is characterized in that: the gland and the linkage section at mandrel both ends pass through
Axially extending key connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811530657.3A CN109514356A (en) | 2018-12-14 | 2018-12-14 | Eccentric bushing processing technology and its eccentric bushing tooling used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811530657.3A CN109514356A (en) | 2018-12-14 | 2018-12-14 | Eccentric bushing processing technology and its eccentric bushing tooling used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109514356A true CN109514356A (en) | 2019-03-26 |
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ID=65796846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811530657.3A Pending CN109514356A (en) | 2018-12-14 | 2018-12-14 | Eccentric bushing processing technology and its eccentric bushing tooling used |
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| CN (1) | CN109514356A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102952A (en) * | 2021-04-20 | 2021-07-13 | 四川易尚天交实业有限公司 | Machining tool for toothed adjusting sleeve assembly and machining method for toothed adjusting sleeve assembly |
-
2018
- 2018-12-14 CN CN201811530657.3A patent/CN109514356A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102952A (en) * | 2021-04-20 | 2021-07-13 | 四川易尚天交实业有限公司 | Machining tool for toothed adjusting sleeve assembly and machining method for toothed adjusting sleeve assembly |
| CN113102952B (en) * | 2021-04-20 | 2022-07-15 | 四川易尚天交实业有限公司 | Machining tool and machining method for toothed adjusting sleeve assembly |
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