CN210877860U - Connecting structure of saw blade and saw blade supporting shaft - Google Patents
Connecting structure of saw blade and saw blade supporting shaft Download PDFInfo
- Publication number
- CN210877860U CN210877860U CN201921465933.2U CN201921465933U CN210877860U CN 210877860 U CN210877860 U CN 210877860U CN 201921465933 U CN201921465933 U CN 201921465933U CN 210877860 U CN210877860 U CN 210877860U
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- CN
- China
- Prior art keywords
- saw blade
- fixedly connected
- saw bit
- groove
- bearing
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a connection structure of saw bit and saw bit back shaft, including the pivot, the left end fixedly connected with carousel of pivot, the top of carousel is seted up flutedly, the first bearing of top fixedly connected with of carousel inner wall, the inside fixedly connected with rotary rod of first bearing, the top of rotary rod run through to the inside fixedly connected with transmission cylinder of recess. The utility model discloses a set up the pivot, the carousel, a groove, first bearing, the rotary rod, the transmission cylinder, first helical gear, the saw bit back shaft, the second bearing, the screw rod, the second helical gear, the swivel nut, the pull rod, the movable plate, the slider, the spout, the bolt, the round platform, the cooperation of saw bit and thread groove is used, the problem of the current saw bit of being not convenient for install the saw bit with the connection structure of saw bit back shaft has been solved, this saw bit and the connection structure of saw bit back shaft, possess the advantage of the installation saw bit of being convenient for, a large amount of time of user has been saved, the practicality of saw bit back.
Description
Technical Field
The utility model relates to a sawing machine equipment technical field specifically is a connection structure of saw bit and saw bit back shaft.
Background
Saw blades are a general term for thin circular cutters for cutting solid materials, and can be divided into: a diamond saw blade for stone cutting; a high-speed steel saw blade (without a cemented carbide bit) for cutting metal materials; the hard alloy saw blade is used for cutting solid wood, furniture, artificial boards, aluminum alloy, aluminum profiles, radiators, plastics, plastic steel and the like. In order to ensure that good sawing quality is obtained, the saw blade needs to be vertically suspended and installed on a saw blade supporting shaft of a machine tool, the inner hole of the saw blade and the center of the saw blade supporting shaft need to be concentric, and the center difference cannot occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connection structure of saw bit and saw bit back shaft possesses the advantage of the installation saw bit of being convenient for, has solved the problem of the installation saw bit of being not convenient for of connection structure of current saw bit and saw bit back shaft.
In order to achieve the above object, the utility model provides a following technical scheme: a connecting structure of a saw blade and a saw blade supporting shaft comprises a rotating shaft, wherein a rotating disc is fixedly connected to the left end of the rotating shaft, a groove is formed in the top of the rotating disc, a first bearing is fixedly connected to the top of the inner wall of the rotating disc, a rotating rod is fixedly connected to the inside of the first bearing, a transmission cylinder is fixedly connected to the inside of the rotating rod, which penetrates through the top of the rotating rod to the groove, a first helical gear is fixedly connected to the bottom of the rotating rod, a saw blade supporting shaft is fixedly connected to the left side of the rotating disc, a second bearing is fixedly connected to the right side of the inside of the saw blade supporting shaft, a screw rod is fixedly connected to the inside of the rotating disc, the right end of the screw rod penetrates through the right end of the rotating disc, the first helical gear is meshed with the second helical gear, the utility model discloses a saw bit support shaft, including pull rod, saw bit support shaft, slider, slide block, the left side fixedly connected with movable plate of pull rod, the equal fixedly connected with slider in top and the bottom of movable plate, the spout has all been seted up in the left side of saw bit support shaft inner wall top and bottom, slider and spout sliding connection, the left side fixedly connected with bolt of movable plate, the left side of saw bit support shaft is provided with the round platform, the surface cover of round platform is equipped with the saw bit, the right-hand member of round platform extends to the inside of saw bit support shaft, the.
Preferably, the surface of the first bevel gear is provided with first teeth, and the surface of the second bevel gear is provided with second teeth matched with the first teeth.
Preferably, the surface of the screw rod is provided with an external thread, and the inner wall of the screw sleeve is provided with an internal thread matched with the external thread for use.
Preferably, the groove type of the sliding groove is rectangular, the cross section of the sliding block is rectangular, and the sliding block is matched with the sliding groove for use.
Preferably, the inner wall of the saw blade is in contact with the surface of the circular truncated cone, and the right side of the saw blade is in contact with the left end of the saw blade supporting shaft.
Preferably, the left end of the bolt extends to the inside of the thread groove, and the bolt is in threaded connection with the thread groove.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the pivot, the carousel, a groove, first bearing, the rotary rod, the transmission cylinder, first helical gear, the saw bit back shaft, the second bearing, the screw rod, the second helical gear, the swivel nut, the pull rod, the movable plate, the slider, the spout, the bolt, the round platform, the cooperation of saw bit and thread groove is used, the problem of the current saw bit of being not convenient for install the saw bit with the connection structure of saw bit back shaft has been solved, this saw bit and the connection structure of saw bit back shaft, possess the advantage of the installation saw bit of being convenient for, a large amount of time of user has been saved, the practicality of saw bit back.
2. The utility model discloses a set up first helical gear and second helical gear, can drive the screw rod and rotate, through setting up screw rod and swivel nut, can drive the swivel nut and remove left or right, through setting up spout and slider, can increase the stability that the movable plate removed, the slope when preventing that the movable plate from removing, through setting up saw bit and round platform, can make saw bit and saw bit back shaft keep on same center, prevent that the center is poor, through setting up bolt and thread groove, can fixed round platform of convenient to use person and saw bit back shaft.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
fig. 3 is a perspective view of the transmission cylinder of fig. 1 according to the present invention.
In the figure: the cutting machine comprises a rotating shaft 1, a rotating disc 2, a groove 3, a first bearing 4, a rotating rod 5, a transmission cylinder 6, a first bevel gear 7, a saw blade supporting shaft 8, a second bearing 9, a screw rod 10, a second bevel gear 11, a threaded sleeve 12, a pull rod 13, a movable plate 14, a sliding block 15, a sliding groove 16, a bolt 17, a circular truncated cone 18, a saw blade 19 and a threaded groove 20.
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. 1-3, a connection structure of a saw blade and a saw blade support shaft comprises a rotating shaft 1, a rotating disc 2 is fixedly connected to the left end of the rotating shaft 1, a groove 3 is formed in the top of the rotating disc 2, a first bearing 4 is fixedly connected to the top of the inner wall of the rotating disc 2, a rotating rod 5 is fixedly connected to the inside of the first bearing 4, a transmission cylinder 6 is fixedly connected to the inside of the rotating rod 5 penetrating through the groove 3, a first helical gear 7 is fixedly connected to the bottom of the rotating rod 5, a saw blade support shaft 8 is fixedly connected to the left side of the rotating disc 2, a second bearing 9 is fixedly connected to the right side of the inside of the saw blade support shaft 8, a screw rod 10 is fixedly connected to the inside of the first bearing 4, a second helical gear 11 is fixedly connected to the inside of the rotating disc 2 through the right end of the screw, the surface of the second helical gear 11 is provided with second teeth matched with the first teeth, the screw rod 10 can be driven to rotate by arranging the first helical gear 7 and the second helical gear 11, the surface thread of the screw rod 10 is connected with a threaded sleeve 12, the surface of the screw rod 10 is provided with external threads, the inner wall of the threaded sleeve 12 is provided with internal threads matched with the external threads for use, the threaded sleeve 12 can be driven to move leftwards or rightwards by arranging the screw rod 10 and the threaded sleeve 12, the top and the bottom of the left side of the threaded sleeve 12 are both fixedly connected with a pull rod 13, the left side of the pull rod 13 is fixedly connected with a movable plate 14, the top and the bottom of the movable plate 14 are both fixedly connected with a slide block 15, the left sides of the top and the bottom of the inner wall of the saw blade support shaft 8 are both provided with slide grooves 16, the slide block 15 is in sliding, the moving stability of the moving plate 14 can be improved by arranging the sliding groove 16 and the sliding block 15, the moving plate 14 is prevented from inclining when moving, the left side of the moving plate 14 is fixedly connected with a bolt 17, the left side of the saw blade supporting shaft 8 is provided with a circular truncated cone 18, the surface of the circular truncated cone 18 is sleeved with a saw blade 19, the inner wall of the saw blade 19 is in contact with the surface of the circular truncated cone 18, the right side of the saw blade 19 is in contact with the left end of the saw blade supporting shaft 8, the saw blade 19 and the saw blade supporting shaft 8 can be kept in the same center by arranging the saw blade 19 and the circular truncated cone 18, the center difference is prevented, the right end of the circular truncated cone 18 extends into the saw blade supporting shaft 8, the right side of the circular truncated cone 18 is provided with a thread groove 20 matched with the bolt 17, the left end of the bolt 17 extends into the thread groove 20, through setting up pivot 1, carousel 2, recess 3, first bearing 4, rotary rod 5, transmission cylinder 6, first helical gear 7, saw bit back shaft 8, second bearing 9, screw rod 10, second helical gear 11, swivel nut 12, pull rod 13, movable plate 14, slider 15, spout 16, bolt 17, round platform 18, the cooperation of saw bit 19 and thread groove 20 is used, the problem of the current saw bit of being not convenient for install the saw bit with the connection structure of saw bit back shaft has been solved, this saw bit and the connection structure of saw bit back shaft, possess the advantage of the installation saw bit of being convenient for, a large amount of time of user has been saved, the practicality of saw bit back shaft has been improved. An operator rotates the transmission cylinder 6 through an inner hexagonal wrench, the transmission cylinder 6 drives the rotating rod 5 to rotate inside the first bearing 4, the rotating rod 5 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the screw rod 10 to rotate inside the second bearing 9, the screw rod 10 drives the screw sleeve 12 to move leftwards, the screw sleeve 12 moves leftwards and drives the movable plate 14 to move leftwards through the pull rod 13, the movable plate 14 moves leftwards and drives the sliding block 15 to slide leftwards inside the sliding groove 16, the circular truncated cone 18 is rotated to drive the threaded groove 20 to be separated from the bolt 17, the saw blade 19 is disassembled, the purpose of disassembling the saw blade 19 is achieved, the saw blade 19 is sleeved on the surface of the circular truncated cone 18, the operation is opposite, and.
Claims (6)
1. The utility model provides a connection structure of saw bit and saw bit back shaft, includes pivot (1), its characterized in that: the left end of the rotating shaft (1) is fixedly connected with a rotating disc (2), the top of the rotating disc (2) is provided with a groove (3), the top of the inner wall of the rotating disc (2) is fixedly connected with a first bearing (4), the inside of the first bearing (4) is fixedly connected with a rotating rod (5), the top of the rotating rod (5) penetrates through the inside of the groove (3) and is fixedly connected with a transmission cylinder (6), the bottom of the rotating rod (5) is fixedly connected with a first helical gear (7), the left side of the rotating disc (2) is fixedly connected with a saw blade supporting shaft (8), the right side inside the saw blade supporting shaft (8) is fixedly connected with a second bearing (9), the inside of the first bearing (4) is fixedly connected with a screw rod (10), and the right end of the screw rod (10) penetrates through the inside of the rotating disc (, the first bevel gear (7) is meshed with the second bevel gear (11), the surface of the screw rod (10) is in threaded connection with a threaded sleeve (12), the top and the bottom of the left side of the threaded sleeve (12) are both fixedly connected with a pull rod (13), a moving plate (14) is fixedly connected to the left side of the pull rod (13), sliders (15) are fixedly connected to the top and the bottom of the moving plate (14), the left sides of the top and the bottom of the inner wall of the saw blade supporting shaft (8) are both provided with a sliding chute (16), the slide block (15) is connected with the slide groove (16) in a sliding way, the left side of the moving plate (14) is fixedly connected with a bolt (17), a circular truncated cone (18) is arranged on the left side of the saw blade supporting shaft (8), a saw blade (19) is sleeved on the surface of the circular truncated cone (18), the right end of the circular table (18) extends to the inside of the saw blade supporting shaft (8), the right side of the circular truncated cone (18) is provided with a thread groove (20) matched with the bolt (17).
2. The structure of claim 1, wherein the coupling structure of the saw blade and the saw blade support shaft comprises: the surface of the first bevel gear (7) is provided with first teeth, and the surface of the second bevel gear (11) is provided with second teeth matched with the first teeth.
3. The structure of claim 1, wherein the coupling structure of the saw blade and the saw blade support shaft comprises: the surface of the screw rod (10) is provided with external threads, and the inner wall of the screw sleeve (12) is provided with internal threads matched with the external threads for use.
4. The structure of claim 1, wherein the coupling structure of the saw blade and the saw blade support shaft comprises: the groove type of the sliding groove (16) is rectangular, the cross section of the sliding block (15) is rectangular, and the sliding block (15) is matched with the sliding groove (16) for use.
5. The structure of claim 1, wherein the coupling structure of the saw blade and the saw blade support shaft comprises: the inner wall of the saw blade (19) is in contact with the surface of the circular truncated cone (18), and the right side of the saw blade (19) is in contact with the left end of the saw blade supporting shaft (8).
6. The structure of claim 1, wherein the coupling structure of the saw blade and the saw blade support shaft comprises: the left end of the bolt (17) extends to the inside of the thread groove (20), and the bolt (17) is in threaded connection with the thread groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465933.2U CN210877860U (en) | 2019-09-04 | 2019-09-04 | Connecting structure of saw blade and saw blade supporting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465933.2U CN210877860U (en) | 2019-09-04 | 2019-09-04 | Connecting structure of saw blade and saw blade supporting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210877860U true CN210877860U (en) | 2020-06-30 |
Family
ID=71310610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921465933.2U Expired - Fee Related CN210877860U (en) | 2019-09-04 | 2019-09-04 | Connecting structure of saw blade and saw blade supporting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210877860U (en) |
-
2019
- 2019-09-04 CN CN201921465933.2U patent/CN210877860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20210904 |
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| CF01 | Termination of patent right due to non-payment of annual fee |