CN208385018U - A kind of cladding tubes fulcrum shaping mechanism - Google Patents
A kind of cladding tubes fulcrum shaping mechanism Download PDFInfo
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- CN208385018U CN208385018U CN201821161382.6U CN201821161382U CN208385018U CN 208385018 U CN208385018 U CN 208385018U CN 201821161382 U CN201821161382 U CN 201821161382U CN 208385018 U CN208385018 U CN 208385018U
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- fulcrum
- cladding tubes
- wall
- guide sleeve
- pipe outer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model provides a kind of cladding tubes fulcrum shaping mechanism, it includes making supporting point mechanism and clamp system, wherein, the clamp system is for fixing cladding tubes, described to beat supporting point mechanism and make a call to a fulcrum for several specified locations in the involucrum pipe outer wall fixed to be each.Cladding tubes fulcrum shaping mechanism described in the utility model passes through the fixed cladding tubes of clamp system, fulcrum is beaten by beating specified location of the supporting point mechanism in the involucrum pipe outer wall fixed again, to realize the automatic operation for beating fulcrum, efficiency is higher, it is able to satisfy continuous, reliable, automated production needs, industry blank has been filled up, the problem that efficiency is lower caused by needing human assistance to operate in the prior art is avoided.
Description
Technical field
The utility model relates to core production technical fields, and in particular to a kind of cladding tubes fulcrum shaping mechanism.
Background technique
Mox fuel component (mixed oxide fuel assembly, mixed oxide fuel component) is to use uranium dioxide
(UO2) and plutonium dioxide (PuO2) fuel assembly made of solid solution is mixed, mox fuel component forms MOX combustion after filling process
Charge bar.Wherein, the covering material of mox fuel stick --- cladding tubes are considered as the defence line Shou Dao of nuclear safety.In practical application, needing
3 fulcrums are made a call in the specified location on cladding tubes, be used to support the lower supporting block of pellet bottom.
Mox fuel stick has unique performance requirement, the mechanical property at size and fulcrum to fulcrum on cladding tubes
There is strict demand, and then completely new technology is proposed to indenter size needed for fulcrum molding, cooperation precision, material, heat treatment
It is required that pressure head material itself is needed to have higher hardness and good wearability, and there is enough intensity and toughness;Branch
Driving force in point forming process will not only overcome material deformation resistance, but also cannot be excessive broken to cause to generate pressure head
Bad, the speed of service can not be too fast, and wants held stationary, and drawing force and tensile speed must be by testing, thus really repeatedly
Determine relevant parameter.
Importantly, flexible deformation of the pressure head material under driving force effect, cladding tube material are forming branch point process
In plastic deformation, the three-dimensional interactively of associated interaction is formed between driving force size three, can not by qualitatively,
The description of number is qualitative, is only verified by test, simulation.
The particularity as possessed by mox fuel stick, it is mostly human assistance operation, branch that existing cladding tubes, which beat point device,
The form depth of point, which needs to correct repeatedly, can reach expectation index, and efficiency is lower.
Utility model content
In order at least partly solve cladding tubes existing in the prior art beat the lower technical problem of point device efficiency and
Complete the utility model.
Solving technical solution used by the utility model technical problem is:
The utility model provides a kind of cladding tubes fulcrum shaping mechanism comprising beats supporting point mechanism and clamp system, wherein
For fixing cladding tubes, the supporting point mechanism of beating refers to the clamp system for several in the involucrum pipe outer wall fixed
Positioning sets place and each makes a call to a fulcrum.
Optionally, the supporting point mechanism of beating includes chuck and several fulcrum contoured squeeze boards;The fulcrum contoured squeeze board with
The quantity of the designated position is equal and corresponds;Along chuck axially across the chuck, the chuck is used for cladding tubes
It squeezes each fulcrum contoured squeeze board to move to close to the direction of corresponding designated position each in involucrum pipe outer wall, and in cladding tubes
Each corresponding specified location makes a call to a fulcrum respectively on outer wall.
Optionally, the chuck include chuck body, can along several movable jaws of the chuck body moved radially,
And for driving the claw driving mechanism that moves radially of each movable jaw along the chuck body, cladding tubes are along chuck body
Axially across the chuck body;The fulcrum contoured squeeze board is equal with the quantity of the movable jaw and corresponds, each
The fulcrum contoured squeeze board is arranged between corresponding movable jaw and involucrum pipe outer wall, and it is close to involucrum pipe outer wall
End is towards the correspondence designated position in involucrum pipe outer wall.
Optionally, the supporting point mechanism of beating further includes several elastic elements;The elastic element and the fulcrum form
The quantity of pressure head is equal and corresponds;Each elastic element is arranged on the corresponding fulcrum contoured squeeze board, is used
In after corresponding fulcrum contoured squeeze board has beaten fulcrum bounce, it and with involucrum pipe outer wall be detached from.
Optionally, the fulcrum shaping mechanism further includes guiding mechanism, and each fulcrum contoured squeeze board is arranged at described
In guiding mechanism;The guiding mechanism is for making each fulcrum contoured squeeze board respectively along respective desired guiding trajectory in the chuck
Under the action of moved to close to or away from the direction of involucrum pipe outer wall.
Optionally, the guiding mechanism includes guide sleeve and the fixation guide sleeve that is set in outside the guide sleeve, cladding tubes
Along guide sleeve axially across the guide sleeve;The fixed guide sleeve and the guide sleeve are internally corresponding to each fulcrum molding
Through-hole is respectively arranged at the position of pressure head, and the fulcrum contoured squeeze board can sequentially pass through the fixed guide sleeve and the guiding
Correspondence through-hole inside set is contacted with involucrum pipe outer wall;Through-hole in the fixed guide sleeve is inside close to the part of the guide sleeve
It is provided with circle protrusion, and through-hole wall in the fixed guide sleeve, the circle protrusion and positioned at the fixed guide sleeve
Open column shape region is surrounded between fulcrum contoured squeeze board side in through-hole, the elastic element is arranged described hollow
In cylindrical region.
Optionally, the clamp system includes compressing clamping jaw, clamp sleeve and executing agency, and cladding tubes are along the pressing clip
Pawl and the clamp sleeve axially across the two;The executing agency connect with the clamp sleeve, for driving the pressure
Fixed cylinder is moved along the axial of cladding tubes to close to the direction for compressing clamping jaw, until the clamp sleeve is wrapped in the pressure
It grips outside pawl and is closed the compression clamping jaw, to make the compression clamping jaw be fastened in involucrum pipe outer wall, and driving
The clamp sleeve is moved along the axial of cladding tubes to far from the direction for compressing clamping jaw, until the clamp sleeve be detached from
The compression clamping jaw simultaneously opens the compression clamping jaw, so that the compression clamping jaw be made to be detached from involucrum pipe outer wall.
Optionally, the executing agency uses cylinder.
Optionally, the fulcrum shaping mechanism further includes station, and the supporting plate and branch that are fixed on the station
Frame, the supporting point mechanism of beating are fixed on the supporting plate, and the clamp system is fixed on the bracket.
Optionally, three specified locations for beating supporting point mechanism in involucrum pipe outer wall are each makes a call to a fulcrum, with shape
At three fulcrums;Three fulcrums are uniformly distributed along the circumferencial direction of involucrum pipe outer wall, and each fulcrum is in spherical crown shape, spherical surface
Radius is 1.2~1.5mm, depth is 0.3~0.5mm.
The utility model has the advantages that
Cladding tubes fulcrum shaping mechanism described in the utility model fixes cladding tubes by clamp system, then by making fulcrum machine
Specified location of the structure in the involucrum pipe outer wall fixed beats fulcrum, to realize the automatic operation for beating fulcrum, efficiency
It is higher, be able to satisfy continuous, reliable, automated production needs, filled up industry blank, avoid need in the prior art it is artificial auxiliary
Help the problem that efficiency is lower caused by operating.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of cladding tubes fulcrum shaping mechanism provided by the embodiment of the utility model;
Fig. 2 is the cladding tubes sectional view provided by the embodiment of the utility model for having formed fulcrum;
Fig. 3 is the structural schematic diagram that supporting point mechanism is beaten in Fig. 1;
Fig. 4 is the structural schematic diagram of Fig. 3 central bearing point contoured squeeze board;
Fig. 5 is the structural schematic diagram of hold-down mechanism in Fig. 1.
In figure: 1- cladding tubes;2- supporting plate;3- beats supporting point mechanism;4- clamp system;5- bracket;6- air spider;
7- fulcrum contoured squeeze board;8- station;9- spring;10- guide sleeve;11- compresses clamping jaw;12- fixes guide sleeve;13- pressure
Fixed cylinder;14- cylinder;15- chuck body;16- movable jaw;17- fulcrum.
Specific embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawings and examples
The utility model is described in further detail.
The present embodiment provides a kind of cladding tubes fulcrum moldings suitable for Nuclear Fuel Element Production Line fuel rod production field
Mechanism, the major function of the mechanism are that the specified location in involucrum pipe outer wall beats fulcrum.
As shown in Figure 1, the fulcrum shaping mechanism includes beating supporting point mechanism 3 and clamp system 4.Wherein, clamp system 4 is used
In fixed cladding tubes 1, beat that several specified locations that supporting point mechanism 3 is used on 1 outer wall of cladding tubes fixed are each to make a call to one
A fulcrum.
In the present embodiment, the fulcrum shaping mechanism exists by the fixed cladding tubes of clamp system, then by beating supporting point mechanism
The specified location in involucrum pipe outer wall fixed beats fulcrum, to realize the automatic operation for beating fulcrum, efficiency is higher,
Avoid the problem that efficiency is lower caused by needing human assistance to operate in the prior art.
As shown in Fig. 2, a kind of specific embodiment as the present embodiment, supporting point mechanism is beaten every time outside a cladding tubes
Three specified locations on wall are each to make a call to a fulcrum 17, to form three fulcrums.Circle of these three fulcrums along involucrum pipe outer wall
Circumferential direction is uniformly distributed, and angle is 120 ° ± 5 ° between adjacent fulcra, dimensional discrepancy of each position of the fulcrum away from involucrum tube end be ±
0.3mm.Each fulcrum 17 is in spherical crown shape, and spherical radius is 1.2~1.5mm, depth is 0.3~0.5mm.Wherein, fulcrum
Depth refers to the shortest distance between the bottom of fulcrum and cladding tubes outer circumference surface.
It, can be once in a cladding tubes using fulcrum shaping mechanism described in the present embodiment in nuclear fuel rod production process
Three fulcrums are made a call in designated position on outer wall, to support the lower supporting block of pellet bottom.
In the following embodiments, it is three with fulcrum quantity to be described in detail, correspondingly, designated position is at three.
It is of course possible to the fulcrum shaping mechanism for forming other quantity fulcrum also answer it is within the protection scope of the present utility model.
As shown in figure 3, beating supporting point mechanism 3 includes chuck and three fulcrum contoured squeeze boards 7.Fulcrum contoured squeeze board 7 and specified
The quantity of position is equal and corresponds;Cladding tubes 1 are along chuck axially across chuck, and chuck is for squeezing each fulcrum molding pressure
First 7 move to close to the direction of each corresponding designated position on 1 outer wall of cladding tubes, and each correspondence is specified on 1 outer wall of cladding tubes
A fulcrum is made a call at position respectively.Wherein, the size of fulcrum contoured squeeze board, material, and needed with the cooperation precision of other component
Meet corresponding require.
Wherein, chuck can be used air pressure driving, be driven by electricity or hydraulic-driven.In the present embodiment, chuck is driven using air pressure
It is dynamic, that is, use air spider 6.
In the present embodiment, beat in such a way that air spider squeezes fulcrum contoured squeeze board the movement of fulcrum, structure is tight
It gathers, reliable in action.
Specifically, as shown in figure 3, air spider 6 include chuck body 15, can be along three moved radially of chuck body 15
Movable jaw 16, and for drive each movable jaw 16 along chuck body 15 the claw driving mechanism moved radially (in figure not
Show), cladding tubes 1 are along chuck body 15 axially across chuck body 15.Fulcrum contoured squeeze board 7 is equal with the quantity of movable jaw 16
And correspond, each fulcrum contoured squeeze board 7 is arranged between 1 outer wall of corresponding movable jaw 16 and cladding tubes, and it connects
The end of 1 outer wall of cladding tubes is bordering on towards the correspondence designated position on 1 outer wall of cladding tubes.
Beating supporting point mechanism 3 may also include three elastic elements.Elastic element is equal with the quantity of fulcrum contoured squeeze board 7 and one
One is corresponding.Each elastic element is arranged on corresponding fulcrum contoured squeeze board 7, for beating in corresponding fulcrum contoured squeeze board 7
After complete fulcrum, it is made to bounce and be detached from 1 outer wall of cladding tubes.
Wherein, the existing element that physical quantity variation can be converted into flexible deformation can be used in elastic element.For example, elastic
Spring 9 can be used in element, and spring 9 is sleeved on fulcrum contoured squeeze board 7.
In the present embodiment, by the pocketed springs on fulcrum contoured squeeze board, so that fulcrum contoured squeeze board has beaten energy after fulcrum
Enough and cladding tubes are detached from.Moreover, can control fulcrum molding pressure by length of the adjusting set on fulcrum contoured squeeze board
The distance pressure of head deep size and bounced, can well adapt to the cladding tubes of different-diameter.
The fulcrum shaping mechanism may also include guiding mechanism, and each fulcrum contoured squeeze board 7 is arranged in guiding mechanism.It leads
To mechanism for make each fulcrum contoured squeeze board 7 respectively along respective desired guiding trajectory under the action of air spider 6 to close or remote
Direction movement from 1 outer wall of cladding tubes.
Specifically, as shown in figure 4, guiding mechanism includes guide sleeve 10 and the fixation guide sleeve that is set in outside guide sleeve 10
12, and 10 external card of guide sleeve, inside fixed guide sleeve 12, cladding tubes 1 are along guide sleeve 10 axially across guide sleeve 10.It is fixed
Guide sleeve 12 and guide sleeve 10 are internally corresponding to be respectively arranged with through-hole at the position of each fulcrum contoured squeeze board 7, and fulcrum molding pressure
The first 7 correspondence through-holes that can sequentially pass through inside fixed guide sleeve 12 and guide sleeve 10 are contacted with 1 outer wall of cladding tubes, i.e. fulcrum molding pressure
Head is mounted in fixed guide sleeve.
In the present embodiment, the motion profile of fixed guide sleeve and guide sleeve guarantee fulcrum contoured squeeze board, to control pressure point position
It sets and precision.
Through-hole in fixed guide sleeve 12 is inwardly provided with circle protrusion close to the part of guide sleeve 10, and in fixed guide sleeve 12
Through-hole wall, enclose between the circle protrusion and 7 side of fulcrum contoured squeeze board in the through-hole of fixed guide sleeve 12
At open column shape region, spring 9 is arranged in the open column shape region.
As shown in figure 5, clamp system 4 includes compressing clamping jaw 11, clamp sleeve 13 and executing agency, cladding tubes 1 are along compression
Clamping jaw 11 and clamp sleeve 13 axially across the two.Executing agency connect with clamp sleeve 13 (such as can be connected by bolt
Connect), for driving clamp sleeve 13 to move along the axial of cladding tubes 1 to close to the direction for compressing clamping jaw 11, until clamp sleeve
13 are wrapped in 11 outside of compression clamping jaw and make to compress the closure of clamping jaw 11, so that it is fastened on compression clamping jaw 11 on 1 outer wall of cladding tubes,
And driving clamp sleeve 13 is moved along the axial of cladding tubes 1 to far from the direction for compressing clamping jaw 11, until clamp sleeve 13 is de-
From in compress clamping jaw 11 and make compress clamping jaw 11 open, thus make compress clamping jaw 11 be detached from 1 outer wall of cladding tubes.As it can be seen that passing through
Control compresses the aperture of clamping jaw, so that it may fixed or release cladding tubes.
Wherein, executing agency can realize driving using hydraulic, air pressure or electric power.In the present embodiment, executing agency uses gas
Cylinder 14.
In the present embodiment, the automatic opening for compressing clamping jaw, automatic closure are controlled using cylinder, and meet and compressing clamping jaw
Automatically cladding tubes are clamped under closed state, cladding tubes are fixed to be required to meet, and automatically in the case where compressing clamping jaw open configuration
Cladding tubes are unclamped, are required to meet cladding tubes and be detached from.Elemental motion is the flexible of cylinder, and movement is simple, reliable, can be good
It adapts to cladding tubes and compresses the fixation of clamping jaw and be detached from require.
Cladding tubes will not be damaged by pressure in cylinder and closure under the action of clamp sleeve to guarantee to compress clamping jaw, the fulcrum at
Type mechanism may also include pressure sensor, and for monitoring the pressing force for compressing clamping jaw and acting on cladding tubes, then executing agency can
When the measured value of pressure sensor is greater than default compression force value, driving clamp sleeve is moved backward, until pressure sensor
Measured value is no more than default compression force value.
Further, fixed guide sleeve 12 is axially equipped with opening close to the side for compressing clamping jaw 11, compresses clamping jaw 11 and stretches
Enter to the opening of fixed guide sleeve 12.Clamp sleeve 13 can free in and out the opening of fixed guide sleeve 12.Clamp sleeve 13 is to connecing
It when the nearly direction movement for compressing clamping jaw 11, also stretches in the opening of fixed guide sleeve 12, and will in the opening of fixed guide sleeve 12
Clamping jaw 11 is compressed to lock.
In addition, as shown in Figure 1, the fulcrum shaping mechanism further includes station 8, and the branch being fixed on station 8
Plate 2 and bracket 5.Wherein, station remains stationary.It beats supporting point mechanism 3 to be fixed on supporting plate 2, clamp system 4 is fixed on branch
On frame 5.Cladding tubes 1 also need to pass through across supporting plate 2 and bracket 5 for convenience of cladding tubes, and supporting plate 2, chuck body 15 and bracket 5 are equal
It is set as hollow structure.
Wherein, station 8 can be bolted respectively with supporting plate 2 and bracket 5, and beating supporting point mechanism 3 and supporting plate 2 can pass through
It is bolted, clamp system 4 can be bolted with bracket 5.
Specifically, the chuck body 15 beaten in supporting point mechanism 3 is bolted with supporting plate 2, the cylinder 14 in clamp system 4
It is bolted with bracket 5.In addition, fixed guide sleeve 12 and bracket 5 are also by being bolted.
The working principle of the cladding tubes fulcrum shaping mechanism is as follows:
1) cladding tubes 1 in place after, the cylinder 14 of clamp system 4 stretches out, and cylinder 14 pushes clamp sleeve 13 to move forward, clamping sleeve
Cylinder 13 makes to compress the locking of clamping jaw 11, so that cladding tubes 1 is compacted clamping jaw 11 and fixes, and the structure for compressing clamping jaw 11 should ensure that compression packet
After package 1, cladding tubes 1 are indeformable.
2) after clamp system 4 clamps cladding tubes 1, each activity therein is driven after playing the ventilation of air spider 6 of supporting point mechanism 3
Claw 16 is to 15 center movement of chuck body, the fulcrum contoured squeeze board 7 of compressive zone spring, to beat branch in 1 designated position of cladding tubes
Point.After having beaten fulcrum, movable jaw 16 unclamps, and fulcrum contoured squeeze board 7 bounces under the effect of spring 9, is detached from, beats with cladding tubes 1
Branch point process is completed.
In conclusion realizing the automatic operation for beating fulcrum by the cooperation for beating supporting point mechanism and clamp system, moreover it is possible to
Reliably adapt to different length, the cladding tubes of diameter play fulcrum requirement.In addition, the structure of the cladding tubes fulcrum shaping mechanism is tight
Gather, integrated level is high, reliable in action, moreover, also having many advantages, such as the operation is stable, reproducible.
It is understood that embodiment of above is merely to illustrate that the principles of the present invention and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case where the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With novel protection scope.
Claims (10)
1. a kind of cladding tubes fulcrum shaping mechanism, which is characterized in that including beating supporting point mechanism and clamp system, wherein the folder
Tight mechanism is for fixing cladding tubes, and the supporting point mechanism of beating is for several designated positions in the involucrum pipe outer wall fixed
Locate each to make a call to a fulcrum.
2. fulcrum shaping mechanism according to claim 1, which is characterized in that the supporting point mechanism of beating includes chuck and several
A fulcrum contoured squeeze board;The fulcrum contoured squeeze board is equal with the quantity of the designated position and corresponds;Cladding tubes are along card
Disk axially across the chuck, the chuck is for squeezing each fulcrum contoured squeeze board to close to each in involucrum pipe outer wall
The direction movement of corresponding designated position, and each corresponding specified location makes a call to a fulcrum respectively in involucrum pipe outer wall.
3. fulcrum shaping mechanism according to claim 2, which is characterized in that the chuck includes chuck body, can be along institute
Several movable jaws of chuck body moved radially are stated, and for driving each movable jaw along the diameter of the chuck body
To mobile claw driving mechanism, cladding tubes are along chuck body axially across the chuck body;The fulcrum contoured squeeze board and institute
State movable jaw quantity it is equal and correspond, each fulcrum contoured squeeze board be arranged at corresponding movable jaw and packet
Between package outer wall, and its close to the end of involucrum pipe outer wall towards involucrum pipe outer wall on correspondence designated position.
4. fulcrum shaping mechanism according to claim 2, which is characterized in that the supporting point mechanism of beating further includes several bullets
Property element;The elastic element is equal with the quantity of the fulcrum contoured squeeze board and corresponds;Each elastic element is equal
It is arranged on the corresponding fulcrum contoured squeeze board, for bouncing it simultaneously after corresponding fulcrum contoured squeeze board has beaten fulcrum
It is detached from involucrum pipe outer wall.
5. fulcrum shaping mechanism according to claim 4, which is characterized in that the fulcrum shaping mechanism further includes Guiding machine
Structure, each fulcrum contoured squeeze board are arranged in the guiding mechanism;The guiding mechanism is for making each fulcrum molding
Pressure head moves under the action of the chuck to close to or away from the direction of involucrum pipe outer wall along respective desired guiding trajectory respectively.
6. fulcrum shaping mechanism according to claim 5, which is characterized in that the guiding mechanism includes guide sleeve and suit
Fixation guide sleeve outside the guide sleeve, cladding tubes are along guide sleeve axially across the guide sleeve;The fixed guide sleeve and
The guide sleeve is internally corresponding to be respectively arranged with through-hole at the position of each fulcrum contoured squeeze board, and fulcrum molding pressure
The correspondence through-hole that head can sequentially pass through inside the fixed guide sleeve and the guide sleeve is contacted with involucrum pipe outer wall;The fixation is led
Through-hole in set is inwardly provided with circle protrusion close to the part of the guide sleeve, and through-hole wall in the fixed guide sleeve,
It is surrounded between the one circle protrusion and the fulcrum contoured squeeze board side in the through-hole of the fixed guide sleeve hollow
Cylindrical region, the elastic element are arranged in the open column shape region.
7. fulcrum shaping mechanism according to claim 1 to 6, which is characterized in that the clamp system includes pressure
Grip pawl, clamp sleeve and executing agency, cladding tubes are along the compression clamping jaw and the clamp sleeve axially across the two;Institute
It states executing agency to connect with the clamp sleeve, for driving the clamp sleeve along the axial to close to the compression of cladding tubes
The direction of clamping jaw moves, until the clamp sleeve is wrapped in outside the compression clamping jaw and is closed the compression clamping jaw, from
And it is fastened on the compression clamping jaw in involucrum pipe outer wall, and the driving clamp sleeve is along the axial to far from institute of cladding tubes
The direction movement for compressing clamping jaw is stated, until the clamp sleeve is detached from the compression clamping jaw and opens the compression clamping jaw,
To make the compression clamping jaw be detached from involucrum pipe outer wall.
8. fulcrum shaping mechanism according to claim 7, which is characterized in that the executing agency uses cylinder.
9. fulcrum shaping mechanism according to claim 1 to 6, which is characterized in that the fulcrum shaping mechanism is also
Including station, and the supporting plate and bracket that are fixed on the station, the supporting point mechanism of beating are fixed on the supporting plate,
The clamp system is fixed on the bracket.
10. fulcrum shaping mechanism according to claim 1 to 6, which is characterized in that the supporting point mechanism of beating exists
Three specified locations in involucrum pipe outer wall are each to make a call to a fulcrum, to form three fulcrums;Three fulcrums are along cladding tubes
The circumferencial direction of outer wall is uniformly distributed, and each fulcrum is in spherical crown shape, spherical radius is 1.2~1.5mm, depth be 0.3~
0.5mm。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821161382.6U CN208385018U (en) | 2018-07-20 | 2018-07-20 | A kind of cladding tubes fulcrum shaping mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821161382.6U CN208385018U (en) | 2018-07-20 | 2018-07-20 | A kind of cladding tubes fulcrum shaping mechanism |
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Publication Number | Publication Date |
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CN208385018U true CN208385018U (en) | 2019-01-15 |
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ID=64961516
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CN201821161382.6U Active CN208385018U (en) | 2018-07-20 | 2018-07-20 | A kind of cladding tubes fulcrum shaping mechanism |
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CN (1) | CN208385018U (en) |
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2018
- 2018-07-20 CN CN201821161382.6U patent/CN208385018U/en active Active
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