CN210095942U - 16: 1 speed reducing bending machine - Google Patents
16: 1 speed reducing bending machine Download PDFInfo
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- CN210095942U CN210095942U CN201822016480.7U CN201822016480U CN210095942U CN 210095942 U CN210095942 U CN 210095942U CN 201822016480 U CN201822016480 U CN 201822016480U CN 210095942 U CN210095942 U CN 210095942U
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Abstract
The utility model relates to the field of medical equipment, especially, relate to a 16: 1, a speed reducing bending machine. This speed reduction bender cell-phone includes nose piece spare, drive assembly and pulls out the subassembly of inserting, and drive assembly includes transmission shaft, driving shaft sleeve, gear shaft sleeve and reduction gear, has placed a set of planetary gear dish in the reduction gear, and planetary gear dish rotates respectively and installs the both ends at the ring gear axle, and planetary gear dish is including fixed ring gear, three dress in the ring gear and with the planetary gear of ring gear meshing, planetary gear dish's drive ratio is 16: 1. this speed reduction bender passes through planetary gear dish reducing revolution, makes the output revolution of bender reduce on the basis of former rotational speed, through the specification alright in the adjustment gear box in the gear adjust the output revolution of bender, solved the unsatisfactory problem of operation effect in the oral root canal treatment.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a 16: 1, a speed reducing bending machine.
Background
The dental handpiece is the most common medical instrument in the dental industry and is divided into a high-speed dental handpiece and a low-speed dental handpiece, the rotating speed of the high-speed dental handpiece reaches 35-42 ten thousand revolutions per minute, and the dental handpiece is mainly used for treatment and repair such as punching, cutting and the like; the low-speed dental handpiece is mainly used for drilling, grinding and cutting treatment. The low-speed mobile phone is divided into a straight machine and a bending machine, wherein the straight machine is used for grinding and polishing and is mainly used for external treatment of the mouth, and the bending machine is mainly used for internal treatment of the mouth.
However, the speed of the low-speed dental handpiece is still too high when the dental root canal operation is carried out, and the use of the dental handpiece can cause the damage of surgical instruments, so that the surgical treatment effect is not ideal, and great trouble is brought to doctors and patients.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the above problems of the prior art, the present invention provides a method of 16: 1, the output revolution of the bending machine is obviously reduced, and the treatment effect is satisfactory in the operation process of dental root canals and the like.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
one of 16: the speed reducing bending machine 1 comprises a machine head and a machine body, and also comprises a machine head component, a transmission component and a plug-in component;
the transmission assembly comprises a transmission shaft, a transmission shaft sleeve, a gear shaft sleeve and a reduction gear box, the transmission shaft is rotatably arranged in the transmission shaft sleeve, the front end of the transmission shaft protrudes out of the transmission shaft sleeve and is provided with a second gear, and the rear end of the transmission shaft protrudes out of the transmission shaft sleeve and is provided with a third gear; the gear shaft sleeve is sleeved outside the gear shaft and the reduction gear box, the front end of the gear shaft protrudes out of the transmission shaft and is provided with a fourth gear, the rear end of the gear shaft is rotatably provided with the reduction gear box, the reduction gear box comprises a planetary gear disc, and the planetary gear disc comprises a fixed gear ring and three planetary gears which are arranged in the gear ring and are meshed with the gear ring;
the pulling and inserting assembly comprises a linkage shaft, a linkage shaft sleeve and a second ring gear shaft, the linkage shaft sleeve is fixedly installed in the handle and sleeved outside the second ring gear shaft, a reduction gear box is installed at one end of the second ring gear shaft in a rotating mode, and a fifth gear is installed at one end, far away from the reduction gear box, of the second ring gear shaft.
According to the utility model discloses, including planetary gear dish and first ring gear axle in the reduction gear box, planetary gear dish includes first planetary gear dish and second planetary gear dish, and first planetary gear dish and second planetary gear dish rotate the connection through first ring gear axle, and sun gear in first planetary gear dish and the second planetary gear dish rotates the both ends of installing at first ring gear axle respectively.
According to the utility model discloses, the aircraft nose subassembly includes core and hollow rotating shaft, and the core includes the back lid, and the core rotates to be installed in the inside cavity of aircraft nose, and the cover is established outside hollow rotating shaft.
According to the utility model discloses, still include first bearing and second bearing in the aircraft nose, the upper and lower both ends of core are rotated through first bearing and second bearing respectively and are installed in the inside cavity of aircraft nose.
According to the utility model discloses, still include the third bearing among the drive assembly, the top of axis of rotation is passed through the third bearing and is rotated and install inside the fuselage, and the pivot key joint rotates the inside at the pivot axle sleeve.
According to the utility model discloses, still include fourth bearing and fifth bearing among the drive assembly, the gear shaft passes through in fourth bearing and the fifth bearing rotation installation gear shaft cover.
According to the utility model discloses, still include sixth bearing and antifriction bearing in pulling out the subassembly of inserting, both ends are rotated through sixth bearing and first antifriction bearing respectively and are installed around the second ring gear axle in the universal driving shaft cover.
The pull-plug assembly further comprises a host, and the host is connected with the fifth gear and drives the fifth gear to rotate.
According to the utility model discloses, the drive ratio of fifth gear is 1: 1, the transmission ratio of the fourth gear is 1: 1, the transmission ratio of the planetary gear disk is 16: 1, the transmission ratio of the second gear is 1: 1.
(III) advantageous effects
The utility model has the advantages that:
the ratio of the 16: 1 the speed reduction bender reduces the rotational speed through the gear box, makes the output revolution of bender reduce on the basis of former rotational speed, and the output revolution of bender can be adjusted to the specification of adjustment gear box, has solved the unsatisfactory problem of treatment effect among the oral root canal therapy process.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
fig. 2 is a sectional view taken along line a-a of fig. 1.
[ description of reference ]
1: a machine head; 2: a movement; 3: a rear cover; 4: a hollow rotating shaft; 5: a second gear; 6: a first bearing; 7: a second bearing; 8: a third bearing; 9: a drive shaft; 10: a driving shaft sleeve; 11: a body; 12: a third gear; 13: a fourth gear; 14: a fourth bearing; 15: a fifth bearing; 16: a gear shaft; 17: a reduction gear box; 18: a gear shaft sleeve; 19: a driving shaft sleeve; 20: a sixth bearing; 21: a rolling bearing; 22: a first ring gear shaft; 23: a second ring gear shaft; 24: and a fifth gear.
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.
As shown in fig. 1, in the embodiment of the present invention, 16: the speed reducing bending machine 1 comprises a machine head 1 and a machine body 11.
A head part is arranged in the machine head 1, the head part comprises a machine core 2, a hollow rotating shaft 4 and a rear cover 3, the rear cover 3 is used for plugging the top end of the head part of the whole machine head part so as to prevent internal parts of the machine core from falling off from the top, and the type of the rear cover 3 is not limited, in the embodiment, the rear cover 3 is preferably a press-type rear cover; the movement 2 is rotatably mounted in an inner cavity of the handpiece 1, the hollow rotating shaft 4 is fixedly sleeved outside the hollow rotating shaft 4, the hollow rotating shaft 4 is used for mounting a needle, and when the movement 2 rotates, the needle can be driven to rotate to perform operation;
a transmission assembly is arranged in the machine body 11 and comprises a transmission shaft 9, a transmission shaft sleeve 10, a gear shaft 16, a gear shaft sleeve 18 and a reduction gear box 17, the transmission shaft sleeve 10 is arranged in the machine body and sleeved outside the transmission shaft 9, the front end of the transmission shaft 9 protrudes out of the transmission shaft sleeve 10, a second gear 5 is arranged at the front end of the transmission shaft 9, the front end of the second gear 5 extends into an inner cavity of the machine head 1, and the rear end of the transmission shaft 9 protrudes out of the transmission shaft sleeve 10 and is provided with a third gear 12; the axial lead of the transmission shaft 9 is vertical to the axial lead of the machine core 2, a first gear matched with the second gear 5 is arranged outside the machine core 2, when the transmission shaft 9 rotates around the self axial lead, the second gear 5 is driven to rotate, the machine core 2 is driven to rotate around the self axial lead through the meshing action of the first gear and the second gear 5, and then the needle is driven to rotate around the self axial lead, in the embodiment, the top end of the transmission shaft 9 is rotatably arranged inside the machine body 11 through a third bearing 8 and is connected with the inside of the transmission shaft sleeve 10 in a key mode;
a gear shaft 16 and a reduction gear box 17 are rotatably mounted in the gear shaft sleeve 18, the reduction gear box 17 is rotatably mounted at the rear end of the gear shaft 16, the front end of the gear shaft 16 protrudes out of the transmission shaft 9 and is provided with a fourth gear 13, the fourth gear 13 is obliquely meshed with a third gear 12 at the rear end of the transmission shaft 9, and the specific mounting mode between the gear shaft 16 and the gear shaft sleeve 18 is not limited, in this embodiment, preferably, the gear shaft 16 is rotatably mounted in the gear shaft sleeve 18 through a fourth bearing 14 and a fifth bearing 15;
the reduction gear box 17 is installed in the gear hub 18 and includes a planetary gear plate and a first ring gear shaft 26, the planetary gear plate being a first planetary gear plate and a second planetary gear plate, respectively, as shown in fig. 2, the planetary gear plate including a fixed ring gear 173, three planetary gears 172 installed in the ring gear 173 and engaged with the ring gear 173, and a sun gear 171 engaged with the three planetary gears simultaneously; the first planetary gear disc and the second planetary gear disc are rotationally connected through a first ring gear shaft 26, and sun gears in the two planetary gear discs are respectively rotationally arranged at two ends of the first ring gear shaft 26;
the speed reducing bending machine is also provided with a pulling and inserting assembly, and the pulling and inserting assembly comprises a linkage shaft sleeve 19, a second ring gear shaft 23 and a host;
the linkage shaft sleeve 19 is fixedly installed inside the speed reducing bending machine and sleeved outside the second ring gear shaft 23, a second planetary gear disc in the speed reducing gear box 17 is installed at one end of the second ring gear shaft 23 in a rotating mode, a fifth gear (24) is installed at one end, far away from the speed reducing gear box 17, of the second ring gear shaft 23, the host is connected with the fifth gear (24), a motor in the host drives the fifth gear to rotate, further a planetary gear assembly in the speed reducing gear box is driven to rotate, specific installation modes between the linkage shaft sleeve 19 and the second ring gear shaft 23 are not limited, and in the embodiment, preferably, the front end and the rear end of the second ring gear shaft 23 are installed in the linkage shaft sleeve 19 through a sixth bearing 20 and a rolling bearing 21 in a rotating mode respectively.
The utility model discloses a theory of operation does: the tail end of the speed reducing bending machine is connected with a motor transmission shaft in a host machine, after the motor is started, the host machine drives a fifth gear 24 to rotate so as to drive a second ring gear shaft 23 to rotate, then a planetary gear assembly in a speed reducing gear box 17 rotates, and then drives a gear shaft sleeve 18 to rotate, when the gear shaft sleeve 18 rotates, the gear shaft sleeve 18 is driven to rotate, a transmission shaft 9 is driven to rotate through the meshing action of a third gear 12 and a fourth gear 13, when the transmission shaft 9 rotates around the axis of the transmission shaft 9, a second gear 5 is driven to rotate, and through the meshing action of the second gear 5 and a first gear, a machine core 2 is driven to rotate around the axis of the machine core 2, so that a needle is driven to rotate around the axis of the machine core, and an operation is carried out;
the utility model provides a 16: 1-speed reducing bending machine, preferably, the transmission ratio of the fifth gear is set to 1: 1; the transmission ratio of the planetary gear disk is 16: 1, that is, the number of teeth of each of the planetary gear 172 and the sun gear 171 is set to 12, and the number of teeth of the ring gear 173 is set to 36; the gear ratio of the fourth gear 13 is set to 1: 1, namely the third gear 12 and the fourth gear 13 have the same number of teeth and are both set to be 12 teeth; the gear ratio of the second gear 5 is set to 1: 1, i.e. the first gear and the second gear 5 have the same number of teeth, both being 12 teeth, the total transmission ratio is 16: 1, namely, the plug 17 rotates 16 turns, the machine needle rotates 1 turn, and the speed is reduced to 16: 1.
the ratio of the 16: 1 the speed reduction bender reduces the rotational speed through the planetary gear dish, makes the output revolution of bender reduce on the basis of former rotational speed, through the specification alright in order to adjust the output revolution of bender of gear box, solved the unsatisfactory problem of operation effect in the oral root canal treatment.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. One of 16: 1 speed reduction bender, including aircraft nose (1), fuselage (11), its characterized in that:
the speed reducing bending machine comprises a machine head component, a transmission component and a pulling and inserting component;
the transmission assembly comprises a transmission shaft (9), a transmission shaft sleeve (10), a gear shaft (16), a gear shaft sleeve (18) and a reduction gear box (17), the transmission shaft (9) is rotatably installed in the transmission shaft sleeve (10), the front end of the transmission shaft (9) protrudes out of the transmission shaft sleeve (10) and is provided with a second gear (5), and the rear end of the transmission shaft (9) protrudes out of the transmission shaft sleeve (10) and is provided with a third gear (12); the gear shaft sleeve (18) is sleeved outside the gear shaft (16) and the reduction gear box (17), the front end of the gear shaft (16) protrudes out of the transmission shaft (9) and is provided with a fourth gear (13), the rear end of the gear shaft is rotatably provided with the reduction gear box (17), the reduction gear box (17) comprises a planetary gear disc, and the planetary gear disc comprises a fixed gear ring (173) and three planetary gears (172) which are arranged in the gear ring (173) and are meshed with the gear ring (173);
the pulling and inserting assembly comprises a linkage shaft, a linkage shaft sleeve (19) and a second ring gear shaft (23), the linkage shaft sleeve (19) is fixedly installed in the handle, the linkage shaft sleeve is sleeved outside the second ring gear shaft (23), one end of the second ring gear shaft (23) is rotated to install a reduction gear box (17), and one end of the second ring gear shaft far away from the reduction gear box (17) is provided with a fifth gear (24).
2. The 16: 1 speed reduction bender, its characterized in that:
the reduction gearbox (17) comprises a planetary gear disc and a first ring gear shaft (22), the planetary gear disc comprises a first planetary gear disc and a second planetary gear disc, the first planetary gear disc and the second planetary gear disc are connected in a rotating mode through the first ring gear shaft (22), and sun gears in the first planetary gear disc and the second planetary gear disc are installed at two ends of the first ring gear shaft (22) in a rotating mode respectively.
3. The 16: 1 speed reduction bender, its characterized in that:
the machine head component comprises a machine core (2) and a hollow rotating shaft (4), wherein the machine core (2) comprises a rear cover (3), the machine core (2) is rotatably installed in an inner cavity of the machine head (1) and is sleeved outside the hollow rotating shaft (4).
4. The 16: 1 speed reduction bender, its characterized in that:
the machine head (1) further comprises a first bearing (6) and a second bearing (7), and the upper end and the lower end of the machine core (2) are rotatably installed in an inner cavity of the machine head (1) through the first bearing (6) and the second bearing (7) respectively.
5. The 16: 1 speed reduction bender, its characterized in that:
still include third bearing (8) among the drive assembly, the top of transmission shaft (9) is passed through third bearing (8) and is rotated and install inside fuselage (11), transmission shaft (9) key-type connection is in the inside of driving sleeve (10).
6. The 16: 1 speed reduction bender, its characterized in that:
the transmission assembly further comprises a fourth bearing (14) and a fifth bearing (15), and a gear shaft (16) is rotatably mounted in the gear shaft sleeve (18) through the fourth bearing (14) and the fifth bearing (15).
7. The 16: 1 speed reduction bender, its characterized in that:
the pulling and inserting assembly further comprises a sixth bearing (20) and a rolling bearing (21), and the front end and the rear end of the second ring gear shaft (23) are rotatably installed in the linkage shaft sleeve (19) through the sixth bearing (20) and the rolling bearing (21) respectively.
8. The 16: 1 speed reduction bender, its characterized in that:
still include the host computer in the subassembly of inserting and pulling, the host computer is connected with fifth gear (24), drives fifth gear (24) rotate.
9. The 16: 1 speed reduction bender, its characterized in that:
the transmission ratio of the fifth gear (24) is 1: 1, the transmission ratio of the fourth gear (13) is 1: 1, the transmission ratio of the planetary gear disk is 16: 1, the transmission ratio of the second gear (5) is 1: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016480.7U CN210095942U (en) | 2018-11-28 | 2018-11-28 | 16: 1 speed reducing bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016480.7U CN210095942U (en) | 2018-11-28 | 2018-11-28 | 16: 1 speed reducing bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210095942U true CN210095942U (en) | 2020-02-21 |
Family
ID=69530186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822016480.7U Active CN210095942U (en) | 2018-11-28 | 2018-11-28 | 16: 1 speed reducing bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210095942U (en) |
-
2018
- 2018-11-28 CN CN201822016480.7U patent/CN210095942U/en active Active
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