CN204658716U - A kind of crucible process tool - Google Patents
A kind of crucible process tool Download PDFInfo
- Publication number
- CN204658716U CN204658716U CN201520323114.XU CN201520323114U CN204658716U CN 204658716 U CN204658716 U CN 204658716U CN 201520323114 U CN201520323114 U CN 201520323114U CN 204658716 U CN204658716 U CN 204658716U
- Authority
- CN
- China
- Prior art keywords
- bull stick
- cutter hub
- knife bar
- crucible
- stem
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model provides a kind of crucible process tool, comprise the cutter hub extended along the longitudinal direction, the rotational structure that cutter hub is extended along the longitudinal direction by center of rotation axis is rotatably equipped with bull stick, the front end of bull stick is provided with swing knife bar, swing knife bar to be provided with for driving the radial cutter head swinging and cut the front end stem stem section of the stem stem at crucible blank center inwardly when knife bar rotates at bull stick, be provided with between described bull stick and cutter hub and apply to force bull stick to drive the elastic component swinging the active force that knife bar rotates inwardly to bull stick.In working angles, apply active force to force radial cutter head feeding by elastic component to bull stick, do not need to be realized cutting feeding by the artificial bar rotation that rule of thumb drives again, reduce the labour intensity of workman, meanwhile, ensure the stability of cutting quality.
Description
Technical field
The utility model relates to a kind of crucible process tool.
Background technology
Existing graphite crucible processing is processed with internal lathe-tool on engine lathe, reserves the thickness of crucible wall and bottom, crucible interior material is all shredded rear removal, then process crucible finished product.But in the processing method of this employing regular turning tool processing crucible, the material of crucible interior becomes chip and wastes, and cannot form effective utilization to it, stock utilization is low.
It is the processing cover disclosing a kind of graphite crucible in the Chinese utility model patent of CN203831589U at Authorization Notice No., comprise the sleeve shaped cutter hub extended along the longitudinal direction, the annular end face of cutter hub front end is arranged symmetrically with about the center line of sleeve shaped cutter hub the cutter head that two are used for drawing crucible, these two cutter heads are the axial cutter head for carrying out crucible processing, annular groove can be processed to form the stem stem at crucible blank center on crucible blank by these two axial cutter heads, cutter hub outer peripheral face is provided with tongue, bull stick is placed with in tongue, bull stick front end is provided with the cutting knife of the stem stem for excising crucible blank center, this cutting knife comprises vertically disposed knife bar and the radial cutter head being arranged at cutter hub end with bull stick, operating grip is connected with in bull stick rear end.During use, two the axial cutter heads utilizing the annular end face of cutter hub front end to be provided with are processed Graphene profile and crucible blank, an annular groove can be drawn out like this in Graphene profile, center stem stem is formed at Graphene profile center position, then manipulation operations handle makes cutting knife inwardly rotate, cut by the front end stem stem section of radial cutter head to stem stem, stem stem is excised, substantially completes the processing to crucible.Then utilize the stem stem excised to process the crucible of smaller szie, improve the utilization rate to material.
But this processing cover in use, need manually to move handle drives bar rotation lentamente, completely by controlling bar rotation amplitude manually to control the cutting amount of feeding of radial cutter head, because radial cut cutter spacing is inner in annular groove, rely on the feel experience of workman to control to cut the amount of feeding completely, labor strength is comparatively large, and working (machining) efficiency is low, and it is excessive and damage the accident of radial cutter head that the amount of feeding easily occurs, and affects the service life of radial cutter head.
Utility model content
The utility model provides a kind of crucible process tool, to solve the technical problem that the dependence manual actuation bull stick that exists in prior art rotates with radial cutter head.
The technical scheme of crucible process tool provided by the utility model is: crucible process tool, comprise the cutter hub extended along the longitudinal direction, the rotational structure that cutter hub is extended along the longitudinal direction by center of rotation axis is rotatably equipped with bull stick, the front end of bull stick is provided with swing knife bar, swing knife bar to be provided with for driving the radial cutter head swinging and cut the front end stem stem section of the stem stem at crucible blank center inwardly when knife bar rotates at bull stick, be provided with between described bull stick and cutter hub and apply to force bull stick to drive the elastic component swinging the active force that knife bar rotates inwardly to bull stick.
Described cutter hub is cylindrical shroud barrel structure, and the cylindrical peripheral face of cutter hub is arranged with the mounting groove extended along the longitudinal direction, and described bull stick is rotated by described rotational structure and is assemblied in described mounting groove.
Described swing knife bar is the arc knife bar that curvature is identical with the circumferential curvature of cutter hub.
The front end face of described cutter hub is arranged with the breach for holding described arc knife bar.
The cross section vertical with fore-and-aft direction of described cutter hub is in fan annular, and described bull stick is assemblied in along the circumferential direction being on the installation end face of cutter hub end of described cutter hub by described rotational structure rotation.
The stroke that described bull stick rotates at the center of rotation axis around described rotational structure having and makes described cutter hub and swing knife bar to enter initialization position in the annular groove of crucible blank, between cutter hub and bull stick, being provided with the locking structure for bull stick being locked at described initialization position.
Described elastic component is be sleeved on torsion spring on bull stick or is one end and bull stick are in transmission connection, the other end and cutter hub are in transmission connection extension spring.
Described elastic component is described extension spring, and the rear end of described bull stick is installed with the vertically arranged handle with bull stick, and described extension spring is in transmission connection by described handle and bull stick.
Be provided with between described bull stick and cutter hub for inwardly rotating to be cut front end stem stem section by radial cutter head to the Stop structure coordinated with bull stick block during setting radial dimension at bull stick with swinging knife bar.
The spacing of the central axis of the center of rotation axis of described rotational structure and the stem stem at described crucible blank center is R, the design radial of the front end stem stem section of the stem stem at crucible blank center is r, and the spacing L of the center of rotation axis of radial cutter head and described rotational structure meets formula L
2>=R
2-r
2.
The beneficial effects of the utility model are: in crucible process tool provided by the utility model, elastic component is provided with between bull stick and cutter hub, active force is applied to bull stick by elastic component, bull stick is forced to drive swing knife bar to rotate to be cut by the front end stem stem section of radial cutter head to the stem stem at crucible blank center inwardly, in working angles, active force is applied to force radial cutter head feeding to bull stick by elastic component, do not need to be realized cutting feeding by the artificial bar rotation that rule of thumb drives again, reduce the labour intensity of workman, simultaneously, ensure the stability of cutting quality.
Further, knife bar is cylindrical shroud barrel structure, the cylindrical peripheral face of cutter hub is arranged with mounting groove, and bar rotation is assemblied in mounting groove, outside the cylindrical peripheral face can avoiding bull stick to be arranged at cutter hub like this and the various impacts brought.
Further, the front end face of cutter hub is arranged with breach for accommodation arc knife bar, is convenient to cutter hub like this and enters in the annular groove of crucible blank with arc knife bar.
Further, the cross section vertical with fore-and-aft direction of cutter hub is in fan annular, and compared with the cutter hub of telescoping structure of the prior art, the overall dimensions fanning annular cutter hub is less, and cost of manufacture is relatively low.And can conveniently bar rotation be assemblied on the installation end face of cutter hub, do not need the annular groove size additionally increasing crucible blank, cut down finished cost.
Further, the locking structure for bull stick being locked at initialization position place is provided with between cutter hub and bull stick, enter in the annular groove of crucible blank to make cutter hub and to swing knife bar, swing knife bar will be driven inwardly to swing because of the active force of elastic component and cause swing knife bar cannot enter in the annular groove of crucible blank.
Further, elastic component is torsion spring or extension spring, is convenient to design and installation, can reduce costs.
Further, extension spring is arranged between handle and cutter hub, relatively can increase the arm of force that extension spring is applied to the torsion force on bull stick like this, ensures torsional moment.
Further, owing to smashing cutter to prevent radial cutter head from completely being excised by the stem stem at crucible blank center, when the radial dimension that radial cutter head cuts front end stem stem section reaches the radial dimension of setting, coordinated with bull stick block by Stop structure, avoid radial cutter head to continue to be formed front end stem stem section to cut, improve safety coefficient.
Further, the spacing of the central axis of the center of rotation axis of rotational structure and the stem stem at described crucible blank center is R, the design radial of the front end stem stem section of the stem stem at crucible blank center is r, and the spacing L of the center of rotation axis of radial cutter head and rotational structure meets formula L
2>=R
2-r
2when radial cutter head cutting front end stem stem section equals design radial r to radius, due to the restriction of the spacing L of the center of rotation axis of radial cutter head and rotational structure, radial cutter head will cross front end stem stem section, radial cutter head cannot continue to cut the front end stem stem section of stem stem, thus the stem stem of the front end stem stem section with design radial r can be stayed on crucible blank, avoid directly excision and smash cutter.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of crucible process tool provided by the utility model;
Fig. 2 is structural representation when using crucible process tool processing crucible described in Fig. 1;
Fig. 3 is the relation principle figure of spacing of the spacing of the center of rotation axis of rotational structure in Fig. 2 and radial cutter head, the radius of front end stem stem section and the center of rotation axis of rotational structure and front end stem stem section.
Detailed description of the invention
As Fig. 1, shown in Fig. 2, a kind of embodiment of crucible process tool, crucible process tool in this embodiment comprises the cutter hub 1 extended along the longitudinal direction, cutter hub 1 is cylindrical shroud barrel structure, the cylindrical peripheral face of cutter hub 1 is arranged with the mounting groove 10 extended along the longitudinal direction, the rotational structure extended along the longitudinal direction by center of rotation axis in mounting groove 10 is rotatably equipped with bull stick 3, the front end of bull stick 3 is provided with and swings knife bar 4, one end deviating from bull stick 3 of this swing knife bar 4 is provided with for driving the radial cutter head 5 swinging and cut the front end stem stem section 11 of the stem stem at crucible blank 8 center when knife bar 4 rotates at bull stick 3 inwardly, be provided with between bull stick 3 and cutter hub 1 and apply to force bull stick to drive the elastic component swinging the active force that knife bar 4 rotates inwardly to bull stick, elastic component is herein specially one end and bull stick is in transmission connection, the extension spring 9 that the other end and cutter hub are in transmission connection, the rear end of bull stick 3 is installed with the vertically arranged handle 6 with bull stick 3, described extension spring 9 is in transmission connection with bull stick 3 by described handle 6.
In the present embodiment, swinging knife bar 4 is the arc knife bar that curvature is identical with the circumferential curvature of cutter hub 1.And the breach be arranged with on the front end face of cutter hub 1 for holding described arc knife bar.The handle of a knife 7 for installing cutter hub 1 is also provided with in the rear end of cutter hub 1.
In addition, in the present embodiment, the front end face of cutter hub 1 is also provided with multiple axial cutter head 2, during use, first axial cutter head is utilized to process annular groove on crucible blank 8, make cutter hub 1 again and swing knife bar 4, bull stick 3 enters in annular groove, and applied to force bull stick 3 with swinging the inside active force rotated of knife bar 4 to bull stick 3 by extension spring 9, the stroke that bull stick 3 rotates at the center of rotation axis around described rotational structure has initialization position, this initialization position makes described cutter hub 1 and swings knife bar 4 to enter in the annular groove of crucible blank, and, in order to ensure that it is in all the time on initialization position in the process entering annular groove, the locking structure for bull stick 3 being locked at described initialization position is provided with between cutter hub 1 and bull stick 3, locking structure specifically can adopt buckle structure or adopt latch structure.
In the present embodiment, cutter is smashed in order to anti-dog link 3 excises the stem stem at crucible blank 8 center when inwardly rotating with swing knife bar 4 by radial cutter head 5, be provided with for inwardly rotating to be cut front end stem stem section 11 by radial cutter head 5 to the Stop structure coordinated with bull stick 3 block during setting radial dimension at bull stick 3 with swinging knife bar 4 between bull stick 3 and cutter hub 1, Stop structure coordinates with bull stick block, and anti-dog link continues inwardly rotate and cut front end stem stem section.When front end stem stem section reaches setting size, by pulling-out of cutter, manually knock removal stem stem.
Certainly, also can be as shown in Figure 3, the corresponding center of rotation axis of design arrangement bull stick and the spacing of radial cutter head, the relation of the spacing of the radius of front end stem stem section and the center of rotation axis of bull stick and front end stem stem section, because the outer peripheral face of radial cutter head and front end stem stem section is tangent, like this, the outer peripheral face of radial cutter head and the vertical join line of center of rotation axis of rotational structure and the front end stem stem section of the stem stem at crucible blank center is tangent, so, the spacing of the central axis of the center of rotation axis of rotational structure and the stem stem at described crucible blank center is R, the design radial of the front end stem stem section of the stem stem at crucible blank center is r, the spacing L of the center of rotation axis of radial cutter head and rotational structure, three meets formula L
2>=R
2-r
2.
In above-described embodiment, elastic component is extension spring, and in other embodiments, elastic component also can select the torsion spring be sleeved on bull stick.
In above-described embodiment, locking structure is set and is in initialization position to make bull stick, in other embodiments, also locking structure can be saved, and by manual hand manipulation, bull stick is positioned at initialization position, as long as ensure cutter hub and swing knife bar to enter in the annular groove that crucible blank is processed by axial cutter head.
In above-described embodiment, cutter hub is cylindrical shroud barrel structure, in other embodiments, cutter hub also can be other structures, as made the cross section vertical with fore-and-aft direction of cutter hub in fan annular, now, can axial cutter head be installed on the front end face of cutter hub, and by bull stick by rotational structure rotate be assemblied in cutter hub be along the circumferential direction on the installation end face of cutter hub end, can be provided with between cutter hub and bull stick equally and apply to force bull stick with the elastic component swinging the active force that knife bar inwardly rotates to bull stick.Swinging knife bar can be curved knife bar, and the curvature of arc knife bar can be identical with the curvature of the cutter hub of fan annular.Can also arrange on the front end face of cutter hub for holding the breach swinging knife bar.
Claims (10)
1. crucible process tool, comprise the cutter hub extended along the longitudinal direction, the rotational structure that cutter hub is extended along the longitudinal direction by center of rotation axis is rotatably equipped with bull stick, the front end of bull stick is provided with swing knife bar, swing knife bar to be provided with for driving the radial cutter head swinging and cut the front end stem stem section of the stem stem at crucible blank center inwardly when knife bar rotates at bull stick, it is characterized in that: be provided with between described bull stick and cutter hub and apply to force bull stick to drive the elastic component swinging the active force that knife bar rotates inwardly to bull stick.
2. crucible process tool according to claim 1, it is characterized in that: described cutter hub is cylindrical shroud barrel structure, the cylindrical peripheral face of cutter hub is arranged with the mounting groove extended along the longitudinal direction, and described bull stick is rotated by described rotational structure and is assemblied in described mounting groove.
3. crucible process tool according to claim 2, is characterized in that: described swing knife bar is the arc knife bar that curvature is identical with the circumferential curvature of cutter hub.
4. crucible process tool according to claim 3, is characterized in that: the front end face of described cutter hub is arranged with the breach for holding described arc knife bar.
5. crucible process tool according to claim 1, it is characterized in that: the cross section vertical with fore-and-aft direction of described cutter hub is in fan annular, and described bull stick is assemblied in along the circumferential direction being on the installation end face of cutter hub end of described cutter hub by described rotational structure rotation.
6. crucible process tool as claimed in any of claims 1 to 5, it is characterized in that: the stroke that described bull stick rotates at the center of rotation axis around described rotational structure having and makes described cutter hub and swing knife bar to enter initialization position in the annular groove of crucible blank, between cutter hub and bull stick, being provided with the locking structure for bull stick being locked at described initialization position.
7. crucible process tool as claimed in any of claims 1 to 5, is characterized in that: described elastic component is be sleeved on torsion spring on bull stick or is one end and bull stick are in transmission connection, the other end and cutter hub are in transmission connection extension spring.
8. crucible process tool according to claim 7, is characterized in that: described elastic component is described extension spring, and the rear end of described bull stick is installed with the vertically arranged handle with bull stick, and described extension spring is in transmission connection by described handle and bull stick.
9. crucible process tool as claimed in any of claims 1 to 5, is characterized in that: be provided with between described bull stick and cutter hub for inwardly rotating to be cut front end stem stem section by radial cutter head to the Stop structure coordinated with bull stick block during setting radial dimension at bull stick with swinging knife bar.
10. crucible process tool as claimed in any of claims 1 to 5, it is characterized in that: the spacing of the central axis of the center of rotation axis of described rotational structure and the stem stem at described crucible blank center is R, the design radial of the front end stem stem section of the stem stem at crucible blank center is r, and the spacing L of the center of rotation axis of radial cutter head and described rotational structure meets formula L
2>=R
2-r
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323114.XU CN204658716U (en) | 2015-05-19 | 2015-05-19 | A kind of crucible process tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323114.XU CN204658716U (en) | 2015-05-19 | 2015-05-19 | A kind of crucible process tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204658716U true CN204658716U (en) | 2015-09-23 |
Family
ID=54129143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520323114.XU Withdrawn - After Issue CN204658716U (en) | 2015-05-19 | 2015-05-19 | A kind of crucible process tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204658716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816388A (en) * | 2015-05-19 | 2015-08-05 | 中国平煤神马集团开封炭素有限公司 | Crucible processing cutter |
-
2015
- 2015-05-19 CN CN201520323114.XU patent/CN204658716U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816388A (en) * | 2015-05-19 | 2015-08-05 | 中国平煤神马集团开封炭素有限公司 | Crucible processing cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150923 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |