CN203621639U - Rotary cutting tool - Google Patents
Rotary cutting tool Download PDFInfo
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- CN203621639U CN203621639U CN201320833499.5U CN201320833499U CN203621639U CN 203621639 U CN203621639 U CN 203621639U CN 201320833499 U CN201320833499 U CN 201320833499U CN 203621639 U CN203621639 U CN 203621639U
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- cutter
- cutting tool
- rotary cutting
- cutter head
- described cutter
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Abstract
The utility model relates to a rotary cutting tool used for cutting burrs in the positions of sieve holes inside a sand-prevention sieve pipe. The rotary cutting tool comprises a positioning disc, two cutter boxes and two cutter heads, wherein an external connector is arranged in the circle center of the positioning disc, each cutter box is provided with a cutter groove, the two cutter boxes are symmetrically arranged at the side, far away from the external connector, of the positioning disc, the cutter grooves of the two cutter boxes are staggered, and the openings of the two cutter grooves are opposite in orientation. The two cutter heads are located in the cutter grooves respectively and are partially thrown out of the cutter grooves under the action of centrifugal force. When the rotary cutting tool is used for cutting burrs, the stress is small, damage to the cutter boxes from the cutter heads is lowered, the service life of the rotary cutting tool is prolonged, the noise generated in the cutting process is obviously lowered, the cutting stability is improved, and the comprehensive working efficiency is improved by more than 30%. Due to the fact that rotary cutting can generate radial component, impact is buffered, and the repairing expenses of the cutting tool and a motor are lowered by more than 50%.
Description
Technical field
The utility model relates to a kind of rotary cutting tool, particularly relates to a kind of rotary cutting tool for cutting burr.
Background technology
Need to be in the upper boring of base tube (oil pipe or sleeve pipe) in the production of sand control screen.These holes are crude oil from mobile pod apertures in the export-oriented sand control screen of sand control screen.After base tube boring, can in hole, adhere to burr, totally can not cause larger impact to oil production equipment if burr is removed, therefore, deburring operation is extremely important in screen casing is produced.The removal method of burr is divided into manual removal and rotating machinery removal.
At present, rotating machinery is removed the general vertical centrifugal rotary cutting tool cutting burr that adopts, and described rotary cutting tool comprises cutter box, the first cutter head and the second cutter head.Described cutter box is rectangular structure, the two ends of described cutter box are respectively provided with a cutter groove, two cutter channel openings are opposing, and the dead in line of axis and described cutter box, the middle part of described cutter box is provided with external interface, for external CD-ROM drive motor, described the first cutter head is arranged in the described cutter groove of one end and closely cooperates with described cutter box, described the second cutter head is arranged in the described cutter groove of the other end and closely cooperates with described the second cutter box, and described cutter head can throw away the notch of its place cutter groove under the effect of centrifugal force.
When cutting burr, first by described external interface, rotary cutting tool is connected with CD-ROM drive motor, then cutter is transferred to position to be cut in screen casing from the mouth of pipe of screen casing, start CD-ROM drive motor, the rotation of driven rotary cutting tool, cutter head is thrown out of under the effect of centrifugal force along screen casing diametric(al), makes its cutter head compress base tube inwall, in cutter head rotation, realizes the cutting to burr.
Inventor realizing in process of the present utility model, finds that prior art at least exists following shortcoming:
The one, in the time that cutting face cutting resistance is excessive, cutter head is easily stuck, and causes vexed car or cutter head, motor are caused to damage; The 2nd, need to take out when cutter when cutting is complete, under Action of Gravity Field, part cutter head is still positioned at outside cutter box, and cutter is easily damaged base tube screw thread during by taking-ups from base tube, causes scrapping of base tube seriously time.
Utility model content
Main purpose of the present utility model is, a kind of rotary cutting tool of new structure is provided, and technical problem to be solved is to carry out flexibility cutting, thereby is more suitable for practicality, and has the value in industry.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to a kind of rotary cutting tool the utility model proposes, for cutting the burr at sieve aperture place in sand control screen, it comprises: positioning disc, and its circle centre position is provided with external connector; Two cutter boxes, described cutter box is provided with cutter groove, and two described cutter boxes are symmetricly set on the side away from described external connector of described positioning disc, and the cutter groove of two described cutter boxes misplaces, the opening of described cutter groove is towards the opposite; Two cutter heads, described cutter head is positioned at described cutter groove, and described cutter head part under the effect of centrifugal force throws away described cutter groove.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Preferably, aforesaid rotary cutting tool, wherein said cutter groove, bottom land place is provided with magnet; Described cutter head, is made up of the metal inhaling mutually with described magnet.
Preferably, aforesaid rotary cutting tool, wherein said cutter head, its cutting face is cambered surface, the diameter of described cambered surface is 80-230mm.
Preferably, aforesaid rotary cutting tool, wherein said cutter groove, is arranged with two recess on its cell wall away from openend; Described cutter head, its sidewall away from described openend is provided with two projections; Two described projections, are positioned at two described recess.
Preferably, aforesaid rotary cutting tool, wherein said cutter groove, the distance in its axis and the described center of circle is 20-30mm.
Preferably, aforesaid rotary cutting tool, wherein said positioning disc, its diameter is 77.5-228.5mm.
Preferably, aforesaid rotary cutting tool, wherein said cutter box, comprising: side frame, make by integral forming process; Lower shoe, is connected with one end of described side frame, together surrounds described cutter groove with described side frame.
Preferably, aforesaid rotary cutting tool, wherein said lower shoe, is connected with described side frame by bolt.
By technique scheme, the utility model rotary cutting tool at least has following advantages:
The rotary cutting sharpener that the utility model provides, by designing eccentric cutter groove, change cutter head moving direction, thereby change the direction of cutter head cutting force, utilize that cutter head is subject to produce after resistance simultaneously along the axial component of cutter head, while having avoided cutter head cutting face cutting resistance excessive, cutter head and motor that cutter head is caused by card damage.This rotary cutter is in the time of cutting burr, due to stressed soft, reduce the destruction that cutter head tool setting box produces, extend the service life of cutter, and the noise producing when cutting obviously reduces, cutting stability improves, and synthetic operation efficiency can improve more than 30%, during due to rotary cutting, can produce radial component, slowed down impact, cutter and motor maintenance cost reduce more than 50%.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing to be described in detail as follows.
Brief description of the drawings
Fig. 1 is a kind of rotary cutting tool side-looking part sectioned view that embodiment of the present utility model proposes;
Fig. 2 is a kind of rotary cutting tool other direction side-looking part sectioned view that embodiment of the present utility model proposes;
Detailed description of the invention
Technological means and effect of taking for reaching predetermined utility model object for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, to its detailed description of the invention of rotary cutting tool, structure, feature and effect thereof according to the utility model proposes, be described in detail as follows.In following explanation, the not necessarily same embodiment that different " embodiment " or " embodiment " refer to.In addition, special characteristic, structure or the feature in one or more embodiment can be combined by any suitable form.
As depicted in figs. 1 and 2, a kind of rotary cutting tool that an embodiment of the present utility model proposes, for cutting the burr at sieve aperture place in sand control screen, it comprises positioning disc 1, the first cutter box 2, the second cutter box 3, the first cutter head 5 and the second cutter head 6.Positioning disc 1 is for limiting tool position, its circle centre position is provided with external connector 4, in the present embodiment, external connector 4 is the cylindrical structure with internal thread hole, when use, is connected with the rotating shaft of CD-ROM drive motor by screw thread, and the size of positioning disc 1 is less than sand control screen internal diameter to be cut, the first cutter box 2 is identical with the second cutter box 3 structures, be equipped with a cutter groove, the strip groove that described cutter groove is an end opening, its cross section can be square, the geometries such as rectangle or circle, the first cutter box 2 and the second cutter box 3 are symmetricly set on the side away from described external connector 4 of positioning disc 1, and be advisable in the edge that does not lean out positioning disc 1 with box body, the second cutter groove (not shown) of the first cutter groove 21 of the first cutter box 2 and the second cutter box 3 shifts to install, and, with direction shown in Fig. 1, the first cutter groove 21 is opening up, described the second cutter channel opening down, the two is towards the opposite, the first cutter head 5 is identical with the second cutter head 6 structures, be the structure of column construction or similar cylindricality, the first cutter head 5 is positioned at the first cutter groove 21, its overall size is mated with the first cutter groove 21 sizes, thereby closely cooperate with the first cutter box 2, under the effect of enough large centrifugal force, the first cutter head 5 can be thrown out of the first cutter groove 21 near the part of the first cutter groove 21 openends, in like manner, the second cutter head 6 is positioned at the cutter groove of the second cutter box 3, and closely cooperate with the second cutter box 3, under the effect of enough large centrifugal force, the second cutter head 6 can be thrown out of described the second cutter groove near the part of the openend of described the second cutter groove.
At the rotary cutting sharpener that uses the utility model embodiment to provide, while cutting the burr at sieve aperture place in sand control screen, first by external interface, rotary cutting tool is connected with CD-ROM drive motor, then cutter is transferred to position to be cut in sand control screen from the mouth of pipe of sand control screen, determine that according to positioning disc cutter is symmetricly set in pipe, start CD-ROM drive motor, the rotation of driven rotary cutting tool, when turn up is to a certain extent time, the first cutter head part under the effect of centrifugal force is thrown out of the first cutter groove, the second cutter head part under the effect of centrifugal force is thrown out of the second cutter groove, make cutter head compress the base tube inwall of sand control screen, along with cutter head rotation, burr is cut by cutter head cutting face.As shown in Figure 1, because the first cutter box and the second cutter box shift to install, its cutter groove separately and the center of circle of centrifugal force, be to have certain distance between the center of circle of positioning disc, thereby the angle α of the tangent line of the direction of displacement of the first cutter head and the second cutter head in the time throwing away with speed V and cutting point A becomes on-right angle, make it not only be subject to the effect of centrifugal force, also be subject to one along the inside component of cutter head direction of displacement, in the time that cutting resistance is large, this component is also large, in the time that this component is greater than centrifugal force, cutter head moves inward along moving direction, avoid vexed car phenomenon, thereby solve the problem that the cutter head that caused by vexed car and motor damage.
The rotary cutting tool that the utility model embodiment provides is by designing eccentric cutter groove, change cutter head moving direction, thereby change the direction of cutter head cutting force, utilize that cutter head is subject to produce after resistance simultaneously along the axial component of cutter head, while having avoided cutter head cutting face cutting resistance excessive, cutter head and motor that cutter head is caused by card damage.This rotary cutter is in the time of cutting burr, due to stressed soft, reduce the destruction that cutter head tool setting box produces, extend the service life of cutter, and the noise producing when cutting obviously reduces, cutting stability improves, synthetic operation efficiency can improve more than 30%, and owing to having reduced the incidence of the accidents such as vexed car, the maintenance cost of the equipment such as cutter and motor reduces more than 50%.
Preferably, the bottom land place of the bottom land place of the first cutter groove 21 and described the second cutter groove is respectively fixed with a magnet 7, preferred powerful neodymium iron boron, the first cutter head 5 and the second cutter head 6 are made by the metal of inhaling mutually with described magnet, the higher stainless steel of the preferred iron-holder of cutter head in the present embodiment.
Before work, first cutter is put into base tube, now cutter head is positioned at cutter groove, and while having avoided putting into, cutter head and screw thread bump and cause the damage of screw thread; Cutter is put into behind position, open motor, cutter rotating speed under the drive of motor improves gradually, the centrifugal force that cutter head is subject to increases gradually, in the time that centrifugal force is greater than the resistance such as the attraction of magnet and the frictional force of cutter head and described cutter box, cutter head is thrown out of near the part of cutter channel opening end, arrives at base tube surface and starts cutting; In the time that cutwork finishes, close motor, the rotating speed of cutter slows down gradually, and the centrifugal force that cutter head is subject to reduces gradually, and in the time that centrifugal force and other resistance sums are less than the attraction of magnet, cutter head is regained in cutter groove under the attraction of magnet.
By magnet being set at cutter trench bottom, while having avoided cutter head turnover base tube, cause the damage of base tube screw thread, reduce operating risk.
Preferably, the cutting face (not shown) of the cutting face 50 of the first cutter head 5 and the second cutter head 6 is cambered surface, the radian of described cambered surface mates with the internal diameter of band cutting base tube, after being thrown away with described the second cutter head, the first cutter head 5 can better fit with base tube inwall, described cambered surface is the internal diameter of base tube, base tube internal diameter is generally 80-230mm, and therefore, the diameter of described cambered surface is 80-230mm.
Preferably, referring to Fig. 1, on the cell wall of the first cutter groove 21 away from openend, be arranged with two recess, 211, the first cutter heads 5 and be provided with two projections 51 away from the sidewall of its cutter channel opening end, two projections 51 lay respectively at two described depression 211 places, and closely cooperate with the first cutter box 2; Equally, described the second cutter groove is away from being also arranged with two recess on the cell wall of openend, on the sidewall of the second cutter head 6 away from its place cutter channel opening end, be also provided with two projections, two described projections lay respectively at two described recess, and closely cooperate with the second cutter box 3.
Cutter head can produce wearing and tearing in the time of cutting, when tool bit abrasion is to a certain extent time, its length is shorter, weight is lower, easily thrown away cutter groove by entirety, thereby cause unexpected generation, by cutter groove and segment design are become to the convex structure of coupling mutually, when cutting, when tool bit abrasion to a certain extent after, when its stressed throwing away, cutter box blocks the end of cutter head, make it cannot throw away cutter groove completely, now, in the time that base tube inwall cannot be touched in the cutting face of cutter head, change cutter head, not only avoid unexpected generation being thed cause by cutter head excessive loss, and life cycle and the life-span of the cutter head improving.
Preferably, described cutter groove, the distance L in its axis and the described center of circle is 20-30mm.The distance in described cutter fluted shaft line and the described center of circle can be selected according to base tube diameter, and minor diameter base tube L gets relatively little value, and major diameter base tube L gets relatively large value.
Preferably, the diameter of positioning disc 1 is determined by the internal diameter of base tube.When the diameter of positioning disc 1 is excessive, cannot smoothly cutter be transferred in base tube, and be not easy to cutter head cutting; When the diameter of positioning disc 1 is too small, be difficult to cutter to transfer to the interior center position of pipe, be not easy to location, also be unfavorable for cutting, when the diameter of positioning disc is during than the little 1.5-2.5mm of base tube internal diameter, not only facilitated location but also be convenient to cutter head to throw away and cut, because base tube internal diameter is generally 80-230mm, therefore, the diameter of positioning disc 1 is 77.5-228.5mm.
Preferably, referring to Fig. 1, the first cutter box 2 comprises the first side frame 22 and the first lower shoe 23, and side frame 22 adopts integral forming process to make, and the first lower shoe 23 is connected with the bottom of the first side frame 22, together surrounds the first cutter groove 21 with the first side frame 22; Equally, the second cutter box 3 comprises that the second side frame 31 and the second lower shoe 32, the second side frames 31 adopt integral forming process to make, and the second lower shoe 32 is connected with the bottom of the second side frame 31, together surrounds described the second cutter groove with the second side frame 31.
Because cutter head is in the time cutting, throw away along cutter groove, cause certain impact can to cutter box, by by one-body molded the side frame of cutter box, increase its globality and intensity, extend the service life of cutter box.
Preferably, the bottom of the first side frame 22 and the first lower shoe 23 are provided with supporting screw, by bolt 24 is screwed into screw, to connect the first side frame 22 and the first lower shoe 23; Connect in the same way the second side frame 31 and the second lower shoe 32.Thread connecting mode is convenient to dismounting, is threaded connection side frame and lower shoe, is convenient to change cutter head.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a rotary cutting tool, for cutting the burr at sieve aperture place in sand control screen, is characterized in that, it comprises:
Positioning disc, its circle centre position is provided with external connector;
Two cutter boxes, described cutter box is provided with cutter groove, and two described cutter boxes are symmetricly set on the side away from described external connector of described positioning disc, and the cutter groove of two described cutter boxes misplaces, the opening of described cutter groove is towards the opposite;
Two cutter heads, described cutter head is positioned at described cutter groove, and described cutter head part under the effect of centrifugal force throws away described cutter groove.
2. rotary cutting tool according to claim 1, is characterized in that:
Described cutter groove, bottom land place is provided with magnet;
Described cutter head, is made up of the metal inhaling mutually with described magnet.
3. rotary cutting tool according to claim 1 and 2, is characterized in that:
Described cutter head, its cutting face is cambered surface, the diameter of described cambered surface is 80-230mm.
4. rotary cutting tool according to claim 1 and 2, is characterized in that:
Described cutter groove, is arranged with two recess on its cell wall away from openend;
Described cutter head, its sidewall away from described openend is provided with two projections;
Two described projections, are positioned at two described recess.
5. rotary cutting tool according to claim 1 and 2, is characterized in that:
Described cutter groove, the distance in its axis and the described center of circle is 20-30mm.
6. rotary cutting tool according to claim 1 and 2, is characterized in that:
Described positioning disc, its diameter is 77.5-228.5mm.
7. rotary cutting tool according to claim 1 and 2, is characterized in that, described cutter box, comprising:
Side frame, makes by integral forming process;
Lower shoe, is connected with one end of described side frame, together surrounds described cutter groove with described side frame.
8. rotary cutting tool according to claim 7, is characterized in that:
Described lower shoe, is connected with described side frame by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833499.5U CN203621639U (en) | 2013-12-17 | 2013-12-17 | Rotary cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833499.5U CN203621639U (en) | 2013-12-17 | 2013-12-17 | Rotary cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203621639U true CN203621639U (en) | 2014-06-04 |
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ID=50808157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320833499.5U Withdrawn - After Issue CN203621639U (en) | 2013-12-17 | 2013-12-17 | Rotary cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203621639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722249A (en) * | 2013-12-17 | 2014-04-16 | 安东石油技术（集团）有限公司 | Rotary cutting tool |
| CN108838411A (en) * | 2018-09-29 | 2018-11-20 | 大连绿云科技有限公司 | A kind of circular cutter holder of Ultra high Speed CNC Machine Tools and the method for processing part |
-
2013
- 2013-12-17 CN CN201320833499.5U patent/CN203621639U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722249A (en) * | 2013-12-17 | 2014-04-16 | 安东石油技术（集团）有限公司 | Rotary cutting tool |
| CN103722249B (en) * | 2013-12-17 | 2016-08-24 | 安东石油技术（集团）有限公司 | A kind of rotary cutting tool |
| CN108838411A (en) * | 2018-09-29 | 2018-11-20 | 大连绿云科技有限公司 | A kind of circular cutter holder of Ultra high Speed CNC Machine Tools and the method for processing part |
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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: 20140604 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |