CN211438144U - Novel variable-gear numerical control exhibition tool bit - Google Patents
Novel variable-gear numerical control exhibition tool bit Download PDFInfo
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- CN211438144U CN211438144U CN201921740800.1U CN201921740800U CN211438144U CN 211438144 U CN211438144 U CN 211438144U CN 201921740800 U CN201921740800 U CN 201921740800U CN 211438144 U CN211438144 U CN 211438144U
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Abstract
The utility model relates to the technical field of numerical control machine tools, and discloses a novel variable-gear numerical control exhibition tool bit, which comprises a shell, wherein a first motor and an auxiliary motor are arranged on the shell, and a first driving gear is arranged on a main shaft of the first motor; an auxiliary rotating shaft is arranged on a main shaft of the auxiliary motor, and a second auxiliary gear is arranged on the auxiliary rotating shaft; a speed regulation rotating shaft, a first rotating shaft and a second rotating shaft are arranged in the shell, and a second driving gear, a third speed regulation gear and a fourth speed regulation gear are arranged on the speed regulation rotating shaft; a first speed regulating gear and a second speed regulating gear are arranged on the first rotating shaft; a first transmission gear and a third auxiliary gear are arranged on the second rotating shaft; a driving shaft is horizontally arranged in the shell; a gear shifter is arranged on the outer wall of one side of the shell, a shift plate is arranged on the gear shifter, and a shift block is connected to the shift plate; the utility model has the characteristics of the machining stability is good, be suitable for extensively to the work piece cutting.
Description
Technical Field
The utility model relates to a digit control machine tool technical field, concretely relates to novel variable fender position numerical control exhibition tool bit.
Background
When a numerical control machine carries out processes such as boring and grooving on a workpiece, if a bored hole or a cut groove is irregular, multiple clamping is required when a plane in the hole or the groove needs to be precisely machined, and thus the parallelism of a machined surface has errors; therefore, the existing cutter expanding head in the prior art can meet the requirement of carrying out multiple times of processing by one-time clamping, but the transmission of the cutter expanding head is simpler, the rotating speed of the cutter expanding head is generally directly determined by the rotating speed of an adopted motor, so that the cutting rate of the cutter expanding head is limited to a certain extent, and certain limitation is caused to the cutting of some workpieces; simultaneously, the exhibition tool bit of prior art still has the relatively poor problem of stability because of the transmission is simple.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel variable fender position numerical control exhibition tool bit.
In order to solve the technical problem, the technical scheme of the utility model is that: a novel variable-gear numerical control unfolding tool bit comprises a shell, wherein a first motor and an auxiliary motor are sequentially and downwards arranged on the outer wall of the rear part of the shell, a main shaft of the first motor penetrates into the shell, and a first driving gear is arranged at the end of the penetrating end; an auxiliary rotating shaft penetrating into the shell is connected to a main shaft of the auxiliary motor, one end of the auxiliary rotating shaft is rotatably connected with the inner wall of the rear part of the shell, the other end of the auxiliary rotating shaft is rotatably connected with the middle wall of the shell, and a second auxiliary gear is arranged on the auxiliary rotating shaft; a speed regulation rotating shaft, a first rotating shaft and a second rotating shaft are sequentially arranged downwards between the first driving gear and the second auxiliary gear, two ends of the speed regulation rotating shaft, two ends of the first rotating shaft and two ends of the second rotating shaft are respectively and rotationally connected with the inner wall of the rear part and the inner wall of the middle part of the shell, and a second driving gear, a third speed regulation gear and a fourth speed regulation gear are arranged on the speed regulation rotating shaft; a first speed regulating gear and a second speed regulating gear are arranged on the first rotating shaft; a first transmission gear and a third auxiliary gear are arranged on the second rotating shaft, wherein the first transmission gear is meshed with the second speed regulating gear; a driving shaft is horizontally arranged in the shell, the driving shaft penetrates through the outer wall of the front part and the wall of the middle part of the shell, the end part of the driving shaft, which penetrates through the outer wall of the front part of the shell, is connected with the spreading cutter head body, a first auxiliary gear and a second transmission gear are arranged on the shaft wall, which penetrates through the wall of the middle part, the first auxiliary gear is meshed with a third auxiliary gear and the second auxiliary gear, and the second transmission gear is meshed with the first transmission gear; be equipped with the selector on one side outer wall of shell, the end that the selector penetrated the shell is equipped with the fender that trades, even has the dog that trades on the fender that trades, and fourth speed governing gear is held to the block one end of shifting.
Preferably, a second motor is further arranged on the outer wall of the rear part of the shell, the second motor is arranged between the first motor and the auxiliary motor, a second helical gear penetrating into the shell is connected to a main shaft of the second motor, a first helical gear and a third helical gear are meshed to the second helical gear, a fourth helical gear is meshed to the first helical gear and the third helical gear, the first helical gear, the second helical gear, the third helical gear and the fourth helical gear are distributed in a rectangular array, and a third rotating shaft is connected to the end part of the fourth helical gear; the third pivot is established inside the drive shaft, and rotates with the drive shaft and be connected, and the third pivot penetrates to exhibition tool bit originally internally, and the third pivot penetrates to be equipped with the fifth helical gear on the tip in the exhibition tool bit originally.
Preferably, be equipped with on the anterior wall of exhibition tool bit body and place the piece, place and be equipped with the cutting load piece on the piece, it has the spout to place to open on the piece, and cutting load piece bottom is equipped with the slider, and the cutting load piece passes through slider and spout and places a sliding connection, is equipped with the cutter on the cutting load piece.
Preferably, a lead screw is vertically arranged in the cutter head body, two ends of the lead screw respectively penetrate through the top wall and the bottom wall of the cutter head body and are rotatably connected to the top wall and the bottom wall of the cutter head body, and a limiting ring is arranged at the penetrating end of the lead screw; the screw rod is provided with a sixth helical gear and a screw nut, the sixth helical gear is meshed with the fifth helical gear, the screw nut is provided with a connecting block, one end of the connecting block is arranged on the screw nut, and the other end of the connecting block is arranged on the sliding block.
Preferably, the shaft wall of the driving shaft is provided with a first bearing and a second bearing, and the first bearing and the second bearing are arranged on the shaft wall of the driving shaft close to the middle wall of the shell.
Preferably, the speed regulation rotating shaft, the first rotating shaft, the second rotating shaft and the auxiliary rotating shaft are all provided with third bearings, and the third bearings are arranged at the rotating connection positions of the speed regulation rotating shaft, the first rotating shaft, the second rotating shaft and the auxiliary rotating shaft with the inner wall of the rear part and the middle wall of the shell.
Preferably, the third speed regulating gear can be meshed with the first speed regulating gear, and the fourth speed regulating gear can be meshed with the second speed regulating gear.
Preferably, the number of teeth of the third speed gear is less than the number of teeth of the fourth speed gear, and the number of teeth of the first speed gear is less than the number of teeth of the second speed gear.
Preferably, the bottom of the shell is provided with a plurality of mounting holes.
Compare prior art, the utility model has the advantages that:
1. the utility model discloses an auxiliary motor, supplementary pivot, first auxiliary gear, second auxiliary gear and third auxiliary gear that are equipped with increase this numerical control exhibition tool bit and at the whole transmission structure and the transmission number of times of during operation, guarantee that this numerical control exhibition tool bit possesses splendid stability at the during operation, improve the machining precision.
2. The utility model discloses a selector that is equipped with, trade the baffle, trade the dog, first speed gear, second speed gear, third speed gear and fourth speed gear, can make the dog drive third speed gear and fourth speed gear slide in the speed governing pivot through rotating the selector, when first speed gear and third speed gear mesh, the rotational speed of this numerical control exhibition tool bit is very fast under same motor speed, when second speed gear and fourth speed gear mesh, the rotational speed of this numerical control exhibition tool bit is very slow under same motor speed; therefore, the rotating speed range of the numerical control spreading cutter head is enlarged, the selectable range of the cutting speed of the numerical control spreading cutter head is enlarged, the limited range of the cutting of a workpiece is reduced, and the numerical control spreading cutter head has better applicability.
Drawings
FIG. 1 is an external structural view of the present invention;
FIG. 2 is an internal structural view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is an enlarged view at a.
Reference numerals: 1. a housing; 2. a first motor; 3. a second motor; 4. a cutter spreading head body; 5. placing the blocks; 6. a chute; 7. a cutter loading block; 8. a cutter; 9. a limiting ring; 10. mounting holes; 11. a shifter; 12. a first drive gear; 13. a first rotating shaft; 14. a first speed regulating gear; 15. a second speed regulating gear; 16. a speed-regulating rotating shaft; 17. a first drive gear; 18. a first bearing; 19. a second bearing; 20. a drive shaft; 21. a first auxiliary gear; 22. a second auxiliary gear; 23. a third bearing; 24. an auxiliary rotating shaft; 25. a second transmission gear; 26. a second drive gear; 27. changing a baffle; 28. changing a stop block; 29. a third speed regulating gear; 30. a fourth speed-regulating gear; 31. a third auxiliary gear; 32. a second rotating shaft; 33. a first helical gear; 34. a second helical gear; 35. a third bevel gear; 36. a fourth helical gear; 37. an auxiliary motor; 38. a third rotating shaft; 39. a fifth helical gear; 40. a sixth helical gear; 41. a screw rod; 42. a lead screw nut; 43. connecting blocks; 44. a slide block.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
Example (b): the embodiment described with reference to fig. 1 and 2 provides a novel variable-gear numerical control unfolding tool bit, which comprises a shell 1, wherein the bottom of the shell 1 is provided with a plurality of mounting holes 10, and the mounting holes 10 are used for mounting the shell 1 on an external workbench; a first motor 2 and an auxiliary motor 37 are sequentially and downwards arranged on the outer wall of the rear part of the shell 1, a main shaft of the first motor 2 penetrates into the shell 1, and a first driving gear 12 is arranged at the end part of the penetrating end; the main shaft of the auxiliary motor 37 is connected with an auxiliary rotating shaft 24 penetrating into the shell 1, one end of the auxiliary rotating shaft 24 is rotatably connected with the inner wall of the rear part of the shell 1, the other end of the auxiliary rotating shaft is rotatably connected with the middle wall of the shell 1, and the auxiliary rotating shaft 24 is provided with a second auxiliary gear 22.
Referring to fig. 2, 3 and 4, a speed regulation rotating shaft 16, a first rotating shaft 13 and a second rotating shaft 32 are sequentially arranged between the first driving gear 12 and the second auxiliary gear 22 downwards, two ends of the speed regulation rotating shaft 16, the first rotating shaft 13 and the second rotating shaft 32 are respectively connected with the inner wall of the rear part and the inner wall of the middle part of the shell 1 in a rotating manner, a second driving gear 26, a third speed regulation gear 29 and a fourth speed regulation gear 30 are arranged on the speed regulation rotating shaft 16, wherein the third speed regulation gear 29 and the fourth speed regulation gear 30 are connected on the speed regulation rotating shaft 16 in a sliding manner, and the second driving gear 26 is meshed with the first driving gear 12; a first speed regulating gear 14 and a second speed regulating gear 15 are arranged on the first rotating shaft 13, a third speed regulating gear 29 can be meshed with the first speed regulating gear 14, a fourth speed regulating gear 30 can be meshed with the second speed regulating gear 15, the number of teeth of the third speed regulating gear 29 is less than that of the fourth speed regulating gear 30, and the number of teeth of the first speed regulating gear 14 is less than that of the second speed regulating gear 15; a first transmission gear 17 and a third auxiliary gear 31 are arranged on the second rotating shaft 32, wherein the first transmission gear 17 is meshed with the second speed regulating gear 15; third bearings 23 are arranged on the speed regulation rotating shaft 16, the first rotating shaft 13, the second rotating shaft 32 and the auxiliary rotating shaft 24, the third bearings 23 are arranged at the rotating connection positions of the speed regulation rotating shaft 16, the first rotating shaft 13, the second rotating shaft 32 and the auxiliary rotating shaft 24 with the rear inner wall and the middle wall of the shell 1, and in the embodiment, the third bearings 23 are angular contact ball bearings; the third bearing 23 can prolong the service life of the speed regulation rotating shaft 16, the first rotating shaft 13, the second rotating shaft 32 and the auxiliary rotating shaft 24, so that the speed regulation rotating shaft is not easy to damage.
Referring to fig. 2, 3 and 4, a driving shaft 20 is horizontally arranged in the housing 1, the driving shaft 20 penetrates through the front outer wall and the middle wall of the housing 1, the end of the driving shaft 20, which penetrates through the front outer wall of the housing 1, is connected with the spreading cutter head body 4, a first auxiliary gear 21 and a second transmission gear 25 are arranged on the shaft wall, which penetrates through the middle wall, the first auxiliary gear 21 is meshed with a third auxiliary gear 31 and a second auxiliary gear 22, and the second transmission gear 25 is meshed with a first transmission gear 17; a first bearing 18 and a second bearing 19 are arranged on the shaft wall of the driving shaft 20, and the first bearing 18 and the second bearing 19 are arranged on the shaft wall of the driving shaft 20 close to the middle wall of the shell 1; in this embodiment, the first bearing 18 is a tapered roller bearing, the second bearing 19 is an angular contact ball bearing, and the first bearing 18 and the second bearing 19 can increase the service life of the driving shaft 20, so that the driving shaft is not easily damaged.
Referring to fig. 1, 2 and 4, a shifter 11 is arranged on the outer wall of one side of the housing 1, a shift plate 27 is arranged on the end part of the shifter 11 penetrating into the housing 1, a shift block 28 is connected to the shift plate 27, and one end of the shift block 28 clamps a fourth speed adjusting gear 30; through the gear shifter 11, the gear shifting plate 27, the gear shifting block 28, the first speed regulating gear 14, the second speed regulating gear 15, the third speed regulating gear 29 and the fourth speed regulating gear 30, the gear shifting block 28 can drive the third speed regulating gear 29 and the fourth speed regulating gear 30 to slide on the speed regulating rotating shaft 16 by rotating the gear shifter 11, when the first speed regulating gear 14 is meshed with the third speed regulating gear 29, the rotating speed of the numerical control exhibition tool bit is higher at the same motor rotating speed, and when the second speed regulating gear 15 is meshed with the fourth speed regulating gear 30, the rotating speed of the numerical control exhibition tool bit is lower at the same motor rotating speed; therefore, the rotating speed range of the numerical control spreading cutter head is enlarged, the selectable range of the cutting speed of the numerical control spreading cutter head is enlarged, the limited range of the cutting of a workpiece is reduced, and the numerical control spreading cutter head has better applicability.
Referring to fig. 1, 2 and 3, a second motor 3 is further disposed on an outer wall of a rear portion of the housing 1, the second motor 3 is disposed between the first motor 2 and an auxiliary motor 37, a second helical gear 34 penetrating into the housing 1 is connected to a spindle of the second motor 3, a first helical gear 33 and a third helical gear 35 are engaged with the second helical gear 34, a fourth helical gear 36 is engaged with the first helical gear 33 and the third helical gear 35, the first helical gear 33, the second helical gear 34, the third helical gear 35 and the fourth helical gear 36 are distributed in a rectangular array, and a third rotating shaft 38 is connected to an end portion of the fourth helical gear 36; the third rotating shaft 38 is arranged inside the driving shaft 20 and is rotatably connected with the driving shaft 20, the third rotating shaft 38 penetrates into the spreading cutter head body 4, and a fifth bevel gear 39 is arranged at the end part of the third rotating shaft 38 penetrating into the spreading cutter head body 4; a placing block 5 is arranged on the front wall of the cutter head body 4, a cutter loading block 7 is arranged on the placing block 5, a sliding groove 6 is formed in the placing block 5, a sliding block 44 is arranged at the bottom of the cutter loading block 7, the cutter loading block 7 is connected with the sliding groove 6 and the placing block 5 in a sliding mode through the sliding block 44, and a cutter 8 is arranged on the cutter loading block 7; a lead screw 41 is vertically arranged in the exhibition tool bit body 4, two ends of the lead screw 41 respectively penetrate through the top wall and the bottom wall of the exhibition tool bit body 4 and are rotatably connected to the top wall and the bottom wall of the exhibition tool bit body 4, a limit ring 9 is arranged at the penetrating end of the lead screw 41, and the limit ring 9 can prevent the lead screw 41 from falling out from the exhibition tool bit body 4; the screw 41 is provided with a sixth bevel gear 40 and a screw nut 42, the sixth bevel gear 40 is meshed with the fifth bevel gear 39, the screw nut 42 is provided with a connecting block 43, one end of the connecting block 43 is arranged on the screw nut 42, and the other end of the connecting block 43 is arranged on the sliding block 44.
When the numerical control exhibition tool bit in this embodiment works, the first motor 2 starts to work to drive the first driving gear 12 to rotate, and in turn drives the second driving gear 26 to rotate, so that the speed-regulating rotating shaft 16 starts to rotate, and then according to actual requirements, by rotating the gear shifter 11 to select the transmission gear, the first speed gear 14 is selected to mesh with the third speed gear 29, the rotating speed of the numerical control exhibition knife head is higher under the same motor rotating speed, the second speed regulating gear 15 is selected to be meshed with the fourth speed regulating gear 30, the numerical control exhibition tool bit is slow in rotation speed under the same motor rotation speed, after the selection is finished, the second speed regulating gear 15 drives the first transmission gear 17 to rotate, the first transmission gear 17 drives the second transmission gear 25 to rotate, the driving shaft 20 is sequentially driven to rotate, the exhibition tool bit body 4 also starts to rotate, the tool 8 on the tool loading block 7 starts to rotate, and the workpiece is cut; when the first transmission gear 17 starts to rotate, the third auxiliary gear 31 can rotate along with the first transmission gear, then the second auxiliary gear 22 is driven to rotate, and then the first auxiliary gear 21 and the auxiliary rotating shaft 24 are driven to rotate, at the moment, the auxiliary motor 37 starts to work, the rotating speed of the auxiliary motor is the same as that of the auxiliary rotating shaft 24 at the moment, so that the integral transmission structure and the transmission times of the numerical control cutter expanding head during working are increased, the numerical control cutter expanding head is guaranteed to have excellent stability during working, and the processing precision is improved; when the plane of hole or inslot portion is required to be subjected to finish machining, the second motor 3 rotates, the second bevel gear 34 rotates along with the rotation, thereby drive the first bevel gear 33 and the third bevel gear 35 to rotate, finally drive the fourth bevel gear 36 to rotate, thereby make the third rotating shaft 38 rotate, the third rotating shaft 38 rotates and drives the fifth bevel gear 39 to rotate, thereby drive the sixth bevel gear 40 and the lead screw 41 to rotate, the lead screw 41 rotates and the lead screw nut 42 rotates along with the rotation, the slider 44 slides along with the lead screw nut 42 through the connecting block 43, the control of the cutter 8 is sequentially achieved, and the finish machining of the plane of hole or inslot portion is carried out.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above is only the typical example of the utility model, in addition, the utility model can also have other multiple concrete implementation manners, and the technical scheme that all adopt equivalent replacement or equivalent transform to form all falls within the scope of the utility model.
Claims (9)
1. The utility model provides a novel variable fender position numerical control exhibition tool bit which characterized in that: the motor comprises a shell (1), wherein a first motor (2) and an auxiliary motor (37) are sequentially arranged on the outer wall of the rear part of the shell (1) downwards, a main shaft of the first motor (2) penetrates into the shell (1), and a first driving gear (12) is arranged at the end part of the penetrating end; an auxiliary rotating shaft (24) penetrating into the shell (1) is connected to a main shaft of the auxiliary motor (37), one end of the auxiliary rotating shaft (24) is rotatably connected with the inner wall of the rear part of the shell (1), the other end of the auxiliary rotating shaft is rotatably connected with the middle wall of the shell (1), and a second auxiliary gear (22) is arranged on the auxiliary rotating shaft (24);
a speed regulation rotating shaft (16), a first rotating shaft (13) and a second rotating shaft (32) are sequentially arranged between the first driving gear (12) and the second auxiliary gear (22) downwards, two ends of the speed regulation rotating shaft (16), the first rotating shaft (13) and the second rotating shaft (32) are respectively and rotatably connected with the inner wall and the middle wall of the rear part of the shell (1), a second driving gear (26), a third speed regulation gear (29) and a fourth speed regulation gear (30) are arranged on the speed regulation rotating shaft (16), the third speed regulation gear (29) and the fourth speed regulation gear (30) are slidably connected on the speed regulation rotating shaft (16), and the second driving gear (26) is meshed with the first driving gear (12); a first speed regulating gear (14) and a second speed regulating gear (15) are arranged on the first rotating shaft (13); a first transmission gear (17) and a third auxiliary gear (31) are arranged on the second rotating shaft (32), wherein the first transmission gear (17) is meshed with the second speed regulating gear (15);
a driving shaft (20) is horizontally arranged in the shell (1), the driving shaft (20) penetrates through the outer wall of the front part and the middle wall of the shell (1), the end part, penetrating out of the outer wall of the front part of the shell (1), of the driving shaft (20) is connected with a cutter head body (4), a first auxiliary gear (21) and a second transmission gear (25) are arranged on the shaft wall penetrating out of the middle wall, the first auxiliary gear (21) is meshed with a third auxiliary gear (31) and a second auxiliary gear (22), and the second transmission gear (25) is meshed with a first transmission gear (17);
be equipped with selector (11) on the one side outer wall of shell (1), be equipped with on the tip that selector (11) penetrated shell (1) and trade baffle (27), even have on shifting board (27) and trade dog (28), fourth speed governing gear (30) are held to shifting block (28) one end.
2. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: a second motor (3) is further arranged on the outer wall of the rear portion of the shell (1), the second motor (3) is arranged between the first motor (2) and the auxiliary motor (37), a second helical gear (34) penetrating into the shell (1) is connected to a spindle of the second motor (3), a first helical gear (33) and a third helical gear (35) are meshed to the second helical gear (34), a fourth helical gear (36) is meshed to the first helical gear (33) and the third helical gear (35), the first helical gear (33), the second helical gear (34), the third helical gear (35) and the fourth helical gear (36) are distributed in a rectangular array, and a third rotating shaft (38) is connected to the end portion of the fourth helical gear (36); the third rotating shaft (38) is arranged inside the driving shaft (20) and is rotationally connected with the driving shaft (20), the third rotating shaft (38) penetrates into the cutter head body (4), and a fifth bevel gear (39) is arranged at the end part of the third rotating shaft (38) penetrating into the cutter head body (4).
3. The novel variable-gear numerical control exhibition tool bit of claim 2, characterized in that: be equipped with on the front portion wall of exhibition tool bit body (4) and place piece (5), place and be equipped with on piece (5) dress sword piece (7), it has spout (6) to place to open on piece (5), dress sword piece (7) bottom is equipped with slider (44), dress sword piece (7) through slider (44) and spout (6) and place piece (5) sliding connection, be equipped with cutter (8) on dress sword piece (7).
4. The novel variable-gear numerical control exhibition tool bit of claim 3, characterized in that: a lead screw (41) is vertically arranged in the exhibition tool bit body (4), two ends of the lead screw (41) respectively penetrate through the top wall and the bottom wall of the exhibition tool bit body (4) and are rotatably connected to the top wall and the bottom wall of the exhibition tool bit body (4), and a limiting ring (9) is arranged at the penetrating end of the lead screw (41); the screw rod (41) is provided with a sixth helical gear (40) and a screw nut (42), the sixth helical gear (40) is meshed with the fifth helical gear (39), the screw nut (42) is provided with a connecting block (43), one end of the connecting block (43) is arranged on the screw nut (42), and the other end of the connecting block (43) is arranged on the sliding block (44).
5. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: and a first bearing (18) and a second bearing (19) are arranged on the shaft wall of the driving shaft (20), and the first bearing (18) and the second bearing (19) are arranged on the shaft wall of the driving shaft (20) close to the middle wall of the shell (1).
6. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: all be equipped with third bearing (23) on speed governing pivot (16), first pivot (13), second pivot (32) and auxiliary shaft (24), third bearing (23) set up in the rotation junction of speed governing pivot (16), first pivot (13), second pivot (32) and auxiliary shaft (24) and the rear portion inner wall of shell (1) and middle part wall.
7. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: the third speed regulating gear (29) can be meshed with the first speed regulating gear (14), and the fourth speed regulating gear (30) can be meshed with the second speed regulating gear (15).
8. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: the number of teeth of the third speed regulating gear (29) is less than that of the fourth speed regulating gear (30), and the number of teeth of the first speed regulating gear (14) is less than that of the second speed regulating gear (15).
9. The novel variable-gear numerical control exhibition tool bit of claim 1, characterized in that: the bottom of the shell (1) is provided with a plurality of mounting holes (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740800.1U CN211438144U (en) | 2019-10-17 | 2019-10-17 | Novel variable-gear numerical control exhibition tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740800.1U CN211438144U (en) | 2019-10-17 | 2019-10-17 | Novel variable-gear numerical control exhibition tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211438144U true CN211438144U (en) | 2020-09-08 |
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ID=72311824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921740800.1U Expired - Fee Related CN211438144U (en) | 2019-10-17 | 2019-10-17 | Novel variable-gear numerical control exhibition tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211438144U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112829025A (en) * | 2021-01-20 | 2021-05-25 | 单雪芳 | Solid wood furniture raw material processing system |
| CN113664557A (en) * | 2021-08-13 | 2021-11-19 | 浙江景耀数控科技有限公司 | Driving motor built-in servo tool expanding head based on screw rod transmission mechanism |
| CN113857870A (en) * | 2021-08-30 | 2021-12-31 | 华能沁北发电有限责任公司 | Pipeline boring and end face beveling machine |
-
2019
- 2019-10-17 CN CN201921740800.1U patent/CN211438144U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112829025A (en) * | 2021-01-20 | 2021-05-25 | 单雪芳 | Solid wood furniture raw material processing system |
| CN112829025B (en) * | 2021-01-20 | 2022-08-19 | 宁波华博智能科技有限公司 | Solid wood furniture raw material processing system |
| CN113664557A (en) * | 2021-08-13 | 2021-11-19 | 浙江景耀数控科技有限公司 | Driving motor built-in servo tool expanding head based on screw rod transmission mechanism |
| CN113857870A (en) * | 2021-08-30 | 2021-12-31 | 华能沁北发电有限责任公司 | Pipeline boring and end face beveling machine |
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