CN212470022U - Sawtooth piece with good cutting performance - Google Patents
Sawtooth piece with good cutting performance Download PDFInfo
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- CN212470022U CN212470022U CN202020526027.5U CN202020526027U CN212470022U CN 212470022 U CN212470022 U CN 212470022U CN 202020526027 U CN202020526027 U CN 202020526027U CN 212470022 U CN212470022 U CN 212470022U
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- stationary blade
- cutting performance
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Abstract
The utility model discloses a sawtooth piece that cutting performance is good, including first stationary blade, second stationary blade and universal ball connecting piece, the inboard of first stationary blade and second stationary blade is all integrative to be provided with the retainer plate, and the inboard of first stationary blade and second stationary blade is provided with the collar, the collar is located on the retainer plate to the collar cover, and the outside welding of collar has the tooth head, the inboard an organic whole of first stationary blade is provided with the reference column, the center department of first stationary blade and second stationary blade all reserves the mounting groove, the one end of guide arm is connected with the holding strip through universal ball connecting piece, spacing is located the spacing inslot, and the spacing groove is seted up on the inner wall of mounting groove. This sawtooth piece that cutting performance is good can dismantle the installation to the collar installation of installing the tooth head, avoids the broken whole sawtooth piece of changing of tooth head, can be fixed in on the motor shaft of different specifications simultaneously, improves its practicality.
Description
Technical Field
The utility model relates to a sawtooth piece technical field specifically is a sawtooth piece that cutting performance is good.
Background
The sawtooth piece is a cutting means, drives the high-speed rotation of sawtooth piece through the motor, and with the work piece contact, the realization cutting, the sawtooth piece divide into rectangular shape sawtooth piece and circular sawtooth piece, is applied to in the work form of difference, however current sawtooth piece has a problem when using:
the use of sawtooth piece through outside sawtooth and work piece contact, realizes the cutting, and the sawtooth piece of long-term use, easy wearing and tearing cause the damage, need change, and current sawtooth piece when taking place wearing and tearing, need change whole sawtooth piece, and inconvenient changing the part causes the waste easily, and the sawtooth piece that has now simultaneously, inconvenient fixed mounting is on the motor shaft of different specifications.
Aiming at the problems, innovative design is urgently needed on the basis of the original sawtooth piece.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sawtooth piece that cutting performance is good to solve above-mentioned background art and propose current sawtooth piece, inconvenient change the part, cause the waste easily, inconvenient fixed mounting is in the epaxial problem of motor of different specifications simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: a sawtooth sheet with good cutting performance comprises a first fixing sheet, a second fixing sheet and a universal ball connecting piece, wherein the inner sides of the first fixing sheet and the second fixing sheet are integrally provided with a fixing ring, the inner sides of the first fixing sheet and the second fixing sheet are provided with mounting rings, the mounting rings are sleeved on the fixing rings, tooth heads are welded on the outer sides of the mounting rings, the inner sides of the first fixing sheet and the second fixing sheet are integrally provided with positioning columns, one ends of the positioning columns penetrate through positioning grooves and are located in butt joint grooves, the positioning grooves and the butt joint grooves are respectively arranged on the mounting rings and the inner sides of the second fixing sheet, mounting grooves are reserved at the centers of the first fixing sheet and the second fixing sheet, guide seats are welded on the inner walls of the mounting grooves, guide rods are embedded in the guide seats, one ends of the guide rods are connected with clamping strips through the universal ball connecting piece, and limiting strips are welded, the limiting strip is positioned in the limiting groove, and the limiting groove is formed in the inner wall of the mounting groove.
Preferably, the diameter of the positioning columns is equal to the inner diameter of the positioning groove and the inner diameter of the butt joint groove, and the positioning columns are distributed at equal angles relative to the central axis of the first fixing piece.
Preferably, the cross section of the tooth head is designed to be a trapezoidal structure, and the end part of the tooth head is designed to be an arc structure.
Preferably, the guide rod is in threaded connection with the guide seat, and the guide rod is rotatably connected with the clamping strip through the universal ball connecting piece.
Preferably, the holding strip is of an arc structure, and 4 holding strips are symmetrically arranged around the central axis of the mounting groove.
Preferably, sliding connection between spacing strip and the spacing groove, and laminate each other between the outside of spacing strip and the inner wall of spacing groove.
Compared with the prior art, the beneficial effects of the utility model are that: the sawtooth sheet with good cutting performance;
1. the diameter of the positioning column is equal to the inner diameter of the positioning groove and the butt joint groove, the positioning columns are distributed in an equal angle mode relative to the central axis of the first fixing piece, when the mounting ring is clamped through the first fixing piece and the second fixing piece, the positioning columns are inserted into the corresponding positioning grooves and the butt joint grooves, and then the mounting ring is fixed through screws, so that the mounting ring is convenient to detach, mount and replace;
2. be threaded connection between guide arm and the guide holder through setting up, and the guide arm passes through to rotate between universal ball connecting piece and the holding strip and is connected, sliding connection between spacing and the spacing groove simultaneously, and laminate each other between the outside of spacing and the inner wall of spacing groove for when rotating the guide arm, under the conduction of universal ball connecting piece and the limiting displacement of spacing and spacing groove, make the guide arm can drive holding strip horizontal migration, fix the device on the motor shaft of different diameters.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the first fixing plate of the present invention;
FIG. 3 is a schematic view of the front structure of the mounting ring of the present invention;
fig. 4 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 5 is a schematic perspective view of a second fixing plate of the present invention;
fig. 6 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a first fixing sheet; 2. a second fixing sheet; 3. a stationary ring; 4. a mounting ring; 5. a positioning column; 6. positioning a groove; 7. a butt joint groove; 8. a tooth head; 9. mounting grooves; 10. a guide seat; 11. a guide bar; 12. a universal ball connection; 13. clamping strips; 14. a limiting strip; 15. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a sawtooth sheet with good cutting performance comprises a first fixing sheet 1, a second fixing sheet 2, a fixing ring 3, a mounting ring 4, a positioning column 5, a positioning groove 6, a butt joint groove 7, a tooth head 8, a mounting groove 9, a guide seat 10, a guide rod 11, a universal ball connecting piece 12, a clamping strip 13, a limiting strip 14 and a limiting groove 15, wherein the fixing ring 3 is uniformly arranged on the inner sides of the first fixing sheet 1 and the second fixing sheet 2, the mounting ring 4 is arranged on the inner sides of the first fixing sheet 1 and the second fixing sheet 2, the tooth head 8 is welded on the outer side of the mounting ring 4, the positioning column 5 is integrally arranged on the inner side of the first fixing sheet 1, one end of the positioning column 5 penetrates through the positioning groove 6 and is positioned in the butt joint groove 7, the positioning groove 6 and the butt joint groove 7 are respectively arranged on the mounting ring 4 and the inner side of the second fixing sheet 2, the mounting groove 9 is reserved in the center of the first fixing sheet 1 and the second fixing sheet, a guide seat 10 is welded on the inner wall of the mounting groove 9, a guide rod 11 is embedded in the guide seat 10, one end of the guide rod 11 is connected with a clamping strip 13 through a universal ball connecting piece 12, a limiting strip 14 is welded on the inner side of the clamping strip 13, the limiting strip 14 is positioned in a limiting groove 15, and the limiting groove 15 is formed in the inner wall of the mounting groove 9;
the diameter of the positioning column 5 is equal to the inner diameter of the positioning groove 6 and the butt joint groove 7, the positioning columns 5 are distributed in an equal angle mode about the central axis of the first fixing piece 1, so that the installation ring 4 is sleeved on the fixing ring 3, then the first fixing piece 1 and the second fixing piece 2 are folded, the positioning column 5 penetrates through the positioning groove 6 to enter the butt joint groove 7, and the clamping and fixing of the first fixing piece 1 and the second fixing piece 2 on the installation ring 4 are completed by matching with the use of screws, so that the installation ring 4 is convenient to disassemble and install;
the section of the tooth head 8 is designed to be a trapezoid structure, the end part of the tooth head 8 is designed to be an arc structure, and when the tooth head 8 rotates along with the mounting ring 4, the tooth head 8 of the arc trapezoid structure relatively reduces friction force, improves cutting performance and prolongs service life compared with a triangular saw tooth sheet with a structure like the triangle;
the guide rod 11 is in threaded connection with the guide seat 10, the guide rod 11 is in rotary connection with the clamping strip 13 through the universal ball connecting piece 12, the limiting strip 14 is in sliding connection with the limiting groove 15, the outer side of the limiting strip 14 is attached to the inner wall of the limiting groove 15, when the guide rod 11 is rotated, the guide rod 11 can rotate on the clamping strip 13, and meanwhile, the guide rod 11 can drive the clamping strip 13 to move horizontally by matching the limiting effects of the limiting strip 14 and the limiting groove 15, so that the device can be fixed on motor shafts with different diameters;
The working principle is as follows: when the sawtooth sheet with good cutting performance is used, as shown in fig. 1-5, firstly, the mounting ring 4 is sleeved on the fixing ring 3 on one side of the first fixing sheet 1, so that the positioning column 5 on the first fixing sheet 1 penetrates through the positioning groove 6 on the mounting ring 4, then the second fixing sheet 2 is folded with the first fixing sheet 1, so that the mounting ring 4 is also sleeved on the outer side of the fixing ring 3 on the second fixing sheet 2, meanwhile, one end of the positioning column 5 is inserted into the butt joint groove 7, then the positioning column 5 and the butt joint groove 7 are fixed through screws, and further the mounting ring 4 can be clamped and fixed through the first fixing sheet 1 and the second fixing sheet 2, and similarly, the dismounting and the replacement of the mounting ring 4 can be reversely completed according to the steps;
then, as shown in fig. 1-2 and fig. 6, the mounting grooves 9 in the first fixing plate 1 and the second fixing plate 2 are sleeved on the motor shaft, the guide rod 11 in the guide seat 10 is manually rotated, the guide rod 11 is connected with the guide seat 10 through the screw thread, the guide rod 11 can rotate on the clamping strip 13 through the universal ball connecting piece 12, the limiting strip 14 on the clamping strip 13 slides in the limiting groove 15, and further when the guide rod 11 is rotated, the horizontal movement of the clamping strip 13 can be driven through the guide rod 11, the positions of 4 clamping strips 13 are adjusted at a time, the first fixing plate 1 and the second fixing plate 2 are fixedly sleeved on the motor shaft through the clamping strip 13, then the first fixing plate 1 and the second fixing plate 2 are clamped and fixed on the motor shaft through an external clamping disc according to the conventional operation, scales can be added on the limiting strip 14, and the position of the clamping strip 13 can be positioned, conveniently fix first stationary blade 1 and second stationary blade 2 coaxial on the motor shaft through 4 holding strip 13, the motor shaft drives the rotation of first stationary blade 1 and second stationary blade 2, can drive the rotation of collar 4, carries out cutting operation through tooth head 8 on the collar 4.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a sawtooth piece that cutting performance is good, includes first stationary blade (1), second stationary blade (2) and universal ball connecting piece (12), its characterized in that: the inner sides of the first fixing piece (1) and the second fixing piece (2) are integrally provided with a fixing ring (3), the inner sides of the first fixing piece (1) and the second fixing piece (2) are provided with a mounting ring (4), the mounting ring (4) is sleeved on the fixing ring (3), the outer side of the mounting ring (4) is welded with a tooth head (8), the inner side of the first fixing piece (1) is integrally provided with a positioning column (5), one end of the positioning column (5) penetrates through the positioning groove (6) to be located in the butt joint groove (7), the positioning groove (6) and the butt joint groove (7) are respectively arranged on the mounting ring (4) and the inner side of the second fixing piece (2), the center of the first fixing piece (1) and the second fixing piece (2) is reserved with a mounting groove (9), the inner wall of the mounting groove (9) is welded with a guide seat (10), and a guide rod (11) is embedded in the guide seat (10), one end of the guide rod (11) is connected with a clamping strip (13) through a universal ball connecting piece (12), the inner side of the clamping strip (13) is welded with a limiting strip (14), the limiting strip (14) is located in a limiting groove (15), and the limiting groove (15) is arranged on the inner wall of the mounting groove (9).
2. The saw blade with good cutting performance of claim 1, wherein: the diameter of the positioning column (5) is equal to the inner diameters of the positioning groove (6) and the butt joint groove (7), and the positioning column (5) is distributed in an equal angle mode relative to the central axis of the first fixing piece (1).
3. The saw blade with good cutting performance of claim 1, wherein: the cross section of the tooth head (8) is designed to be a trapezoid structure, and the end part of the tooth head (8) is designed to be an arc structure.
4. The saw blade with good cutting performance of claim 1, wherein: the guide rod (11) is in threaded connection with the guide seat (10), and the guide rod (11) is rotatably connected with the clamping strip (13) through the universal ball connecting piece (12).
5. The saw blade with good cutting performance of claim 1, wherein: the holding strip (13) is of an arc-shaped structure, and 4 holding strips (13) are symmetrically arranged around the central axis of the mounting groove (9).
6. The saw blade with good cutting performance of claim 1, wherein: sliding connection between spacing strip (14) and spacing groove (15), and laminate each other between the outside of spacing strip (14) and the inner wall of spacing groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526027.5U CN212470022U (en) | 2020-04-12 | 2020-04-12 | Sawtooth piece with good cutting performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526027.5U CN212470022U (en) | 2020-04-12 | 2020-04-12 | Sawtooth piece with good cutting performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212470022U true CN212470022U (en) | 2021-02-05 |
Family
ID=74450147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020526027.5U Active CN212470022U (en) | 2020-04-12 | 2020-04-12 | Sawtooth piece with good cutting performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212470022U (en) |
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2020
- 2020-04-12 CN CN202020526027.5U patent/CN212470022U/en active Active
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