CN220196541U - Gear hobbing fixing device for gearbox gear - Google Patents
Gear hobbing fixing device for gearbox gear Download PDFInfo
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- CN220196541U CN220196541U CN202321950254.0U CN202321950254U CN220196541U CN 220196541 U CN220196541 U CN 220196541U CN 202321950254 U CN202321950254 U CN 202321950254U CN 220196541 U CN220196541 U CN 220196541U
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- rotating shaft
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- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000003754 machining Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 22
- 229910052742 iron Inorganic materials 0.000 description 11
- 238000005056 compaction Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a gear hobbing fixing device for a gearbox, which relates to the technical field of gear fixing devices and aims to solve the problem that the stability of the existing fixing device for gear machining is greatly reduced due to the fact that an effective self-locking structure is lacking on a rotating shaft of a motor although a motor can drive a gear body to rotate when the fixing device is used; comprising the following steps: a fixed bottom plate; four connecting columns are fixedly connected to the upper end face of the fixed bottom plate, and a supporting top plate is fixedly connected to the upper ends of the four connecting columns; two support columns are fixedly arranged on the upper end surface of the support top plate in a bilateral symmetry manner; the unfolding helix angle of the worm is set to be smaller than the friction angle between the worm wheel and the worm, so that the worm wheel and the worm can realize an effective self-locking effect, and the worm wheel can only be driven by the worm and cannot rotate, and the stability of gear box hobbing is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of gear fixing devices, and particularly relates to a gear hobbing fixing device for a gearbox.
Background
Currently, in machining a gear box hobbing gear, a fixing device is generally used to fix the gear box hobbing gear to a machine tool, for example, patent application No.: the utility model discloses a fixing device for gear machining in CN201921077299.5, comprising a base plate, the top outer wall of bottom plate is equipped with down the fixed plate, and the top outer wall equidistance of fixed plate is equipped with the connecting rod down, and the top outer wall of connecting rod is equipped with same upper fixed plate, the top outer wall of fixed plate is equipped with the motor down, and the output shaft of motor is equipped with the connecting axle, the top outer wall both ends of bottom plate all are equipped with the support column, and the top outer wall of two support columns all is equipped with a hydraulic stem, and two hydraulic stems are connected with synchronous hydraulic system, two the top outer wall of a hydraulic stem is equipped with same roof. According to the utility model, the motor and the connecting shaft are arranged, the gear body fixing device is fixed on the outer wall of the connecting shaft, and when the gear body is processed, the connecting shaft can be driven to rotate by the motor, so that the gear body is driven to rotate, the gear body can be processed in an omnibearing manner, and the working efficiency is improved.
The fixing device for gear machining in the above patent can drive the connecting shaft to rotate through the motor when the gear body is machined to drive the gear body to rotate, so that the gear body is conveniently machined in all directions, but after a certain angle is rotated, the stability of the gear during machining is greatly reduced due to the fact that an effective self-locking structure is lacking in a motor rotating shaft, and scrap iron generated in the machining process of the gear can directly fall onto the bottom plate, so that troubles are brought to subsequent cleaning work.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a gear hobbing fixing device for a gearbox, which aims to solve the problem that the stability of the existing fixing device for gear machining is greatly reduced due to the fact that an effective self-locking structure is lacking on a rotating shaft of a motor although the gear body can be driven by the motor to rotate when the fixing device is used.
The utility model discloses a gear hobbing fixing device for a gearbox, which is characterized by comprising the following specific technical means:
a transmission gear hobbing fixing apparatus, comprising: a fixed bottom plate; four connecting columns are fixedly connected to the upper end face of the fixed bottom plate, and a supporting top plate is fixedly connected to the upper ends of the four connecting columns; two support columns are fixedly arranged on the upper end surface of the support top plate in a bilateral symmetry manner, and a compression fixing mechanism is fixedly arranged at the upper ends of the two support columns; the fixed bottom plate up end is located the supporting roof bottom and has placed the metal and connect the magazine, supporting roof up end middle part is equipped with rotates supporting mechanism, and supporting roof up end right side installs actuating mechanism.
Further, two guide plates are symmetrically arranged between the upper end face of the fixed bottom plate and the bottom end face of the supporting top plate, and the inner side faces of the guide plates are aligned with the inner side faces of the connecting columns.
Further, the middle part of the rear side of the upper end face of the fixed bottom plate is provided with a rectangular magnet, and when the metal receiving box is placed between the fixed bottom plate and the supporting top plate, the rectangular magnet and the rear end face of the metal receiving box are magnetically attracted.
Furthermore, three rectangular through holes are formed in the upper end face of the supporting top plate, and a guide hopper is arranged on the outer side of the three rectangular through holes in the upper end face of the supporting top plate.
Further, the compressing and fixing mechanism comprises two electric cylinders, compressing plates, compressing discs and compressing columns, wherein the two electric cylinders are respectively and fixedly arranged at the upper ends of the two supporting columns, the compressing plates are fixedly connected to the upper ends of telescopic rods of the two electric cylinders, and the compressing discs are arranged in the middle of the bottom end faces of the compressing plates; six compaction columns are arranged at the edge of the bottom end face of the compaction plate in an annular array shape.
Further, the rotary supporting mechanism comprises a supporting rotating shaft, a shaft sleeve, a supporting disc and a limiting shaft, wherein the shaft sleeve is connected to the outer part of the lower end of the supporting rotating shaft in a rotary mode, and the shaft sleeve is fixedly arranged on the upper end face of the supporting top plate; the upper end of the supporting rotating shaft is fixedly connected with a supporting disc, the center part of the upper end face of the supporting disc is fixedly connected with a limiting shaft, and the limiting shaft is inserted with a gear box hobbing.
Further, the driving mechanism comprises a stepping motor, a worm and a worm wheel, wherein the stepping motor is arranged on the right side of the upper end face of the supporting top plate, and the worm is arranged at the left end of a rotating shaft of the stepping motor; the worm wheel is fixedly arranged outside the supporting rotating shaft, the worm wheel is meshed with the worm, and the unfolding helix angle of the worm is smaller than the friction angle of the worm wheel and the worm.
Further, the driving mechanism further comprises a rotating shaft, a driving belt pulley, a driven belt pulley and a blowing fan, wherein the rotating shaft is rotationally connected to the right side of the upper end face of the stepping motor, and the driven belt pulley is fixedly arranged at the right end of the rotating shaft; the stepping motor is a double-shaft motor, a driving belt pulley is fixedly arranged on a rotating shaft at the right end of the stepping motor, and the driving belt pulley is in transmission connection with the driven belt pulley through a belt; and a blowing fan is arranged outside the rotating shaft.
Compared with the prior art, the utility model has the following beneficial effects:
1. the unfolding helix angle of the worm is set to be smaller than the friction angle between the worm wheel and the worm, so that the worm wheel and the worm can realize an effective self-locking effect, and the worm wheel can only be driven by the worm and cannot rotate, and the stability of gear box hobbing is greatly improved.
2. Through the cooperation of guide hopper and metal receiving box, the iron fillings that make gearbox gear hobbing course of working produce can drop inside the guide hopper under the action of gravity, then under the effect of collecting of guide hopper, with the leading-in to metal receiving box inside to when follow-up clearance iron fillings work, only need to pull the metal receiving box backward and take off, then with the inside iron fillings of metal receiving box pour the clearance can, thereby improved the convenience of follow-up clearance during operation greatly.
Drawings
Fig. 1 is an isometric view of the present utility model.
Fig. 2 is a schematic diagram of the structure of the split fixing base plate and the metal receiving box of the utility model.
Fig. 3 is a schematic structural view of the support column and the pressing and fixing mechanism of the present utility model.
Fig. 4 is a schematic view of the structure of the rotary support mechanism and the gear box of the present utility model after the gear hobbing is disassembled.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a fixed bottom plate; 101. a connecting column; 102. a supporting top plate; 103. a guide plate; 104. a rectangular magnet; 105. a guide hopper; 106. a support column; 2. a metal receiving box; 3. a compression fixing mechanism; 301. an electric cylinder; 302. a compacting plate; 303. a pressing plate; 304. a compression column; 4. a rotary support mechanism; 401. supporting a rotating shaft; 402. a shaft sleeve; 403. a support plate; 404. a limiting shaft; 5. a driving mechanism; 501. a stepping motor; 502. a worm; 503. a worm wheel; 504. a rotating shaft; 505. a driving pulley; 506. a driven pulley; 507. a blowing fan; 6. gear hobbing of the gearbox.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Example 1:
as shown in fig. 1 to 4:
the utility model provides a gear hobbing fixing device for a gearbox, which comprises the following components: a fixed bottom plate 1; four connecting columns 101 are fixedly connected to the upper end face of the fixed bottom plate 1, and a supporting top plate 102 is fixedly connected to the upper ends of the four connecting columns 101; the upper end surface of the supporting top plate 102 is symmetrically and fixedly provided with two supporting columns 106, and the upper ends of the two supporting columns 106 are fixedly provided with a compressing and fixing mechanism 3; the upper end face of the fixed bottom plate 1 is positioned at the bottom of the supporting top plate 102, a metal receiving box 2 is placed at the bottom of the supporting top plate 102, a rotary supporting mechanism 4 is arranged in the middle of the upper end face of the supporting top plate 102, and a driving mechanism 5 is arranged on the right side of the upper end face of the supporting top plate 102;
two guide plates 103 are symmetrically arranged between the upper end surface of the fixed bottom plate 1 and the bottom end surface of the supporting top plate 102, and the inner side surfaces of the guide plates 103 are aligned with the inner side surfaces of the connecting columns 101; a rectangular magnet 104 is arranged in the middle of the rear side of the upper end surface of the fixed bottom plate 1, and when the metal receiving box 2 is placed between the fixed bottom plate 1 and the supporting top plate 102, the rectangular magnet 104 and the rear end surface of the metal receiving box 2 are magnetically attracted; three rectangular through holes are formed in the upper end face of the supporting top plate 102, a guide hopper 105 is arranged on the outer side of the three rectangular through holes in the upper end face of the supporting top plate 102, and scrap iron generated in the machining process of the gear box hobbing 6 can be collected through the arrangement of the guide hopper 105.
The compressing and fixing mechanism 3 comprises two electric cylinders 301, compressing plates 302, compressing discs 303 and compressing columns 304, wherein the number of the electric cylinders 301 is two, the two electric cylinders 301 are respectively and fixedly arranged at the upper ends of the two supporting columns 106, the compressing plates 302 are fixedly connected to the upper ends of telescopic rods of the two electric cylinders 301, and the compressing discs 303 are arranged in the middle of the bottom end surfaces of the compressing plates 302; six compaction columns 304 are arranged at the edge of the bottom end surface of the compaction disc 303 in an annular array shape, and the compaction columns are used for compacting and fixing the gear box hobbing 6 on the upper part of the supporting disc 403 through the arrangement of the compaction fixing mechanism 3.
The rotary supporting mechanism 4 comprises a supporting rotating shaft 401, a shaft sleeve 402, a supporting disc 403 and a limiting shaft 404, wherein the shaft sleeve 402 is rotationally connected to the outer part of the lower end of the supporting rotating shaft 401, and the shaft sleeve 402 is fixedly arranged on the upper end face of the supporting top plate 102; the upper end of the supporting rotating shaft 401 is fixedly connected with a supporting disc 403, the center part of the upper end surface of the supporting disc 403 is fixedly connected with a limiting shaft 404, the limiting shaft 404 is inserted with a gear box hobbing 6, and the gear box hobbing 6 is used for carrying the gear box hobbing 6 to rotate through the arrangement of the rotating supporting mechanism 4.
The driving mechanism 5 comprises a stepping motor 501, a worm 502 and a worm wheel 503, wherein the stepping motor 501 is arranged on the right side of the upper end surface of the supporting top plate 102, and the worm 502 is arranged at the left end of a rotating shaft of the stepping motor 501; the worm wheel 503 is fixedly arranged outside the supporting rotating shaft 401, the worm wheel 503 is meshed with the worm 502, and the unfolding helix angle of the worm 502 is smaller than the friction angle of the worm wheel 503 and the worm 502, so that the worm wheel 503 and the worm 502 can realize an effective self-locking effect, and the stability of the gear box hobbing 6 during processing is greatly improved.
Example 2:
based on the embodiment 1, as shown in fig. 1 and 4: the driving mechanism 5 further comprises a rotating shaft 504, a driving belt pulley 505, a driven belt pulley 506 and a blowing fan 507, wherein the rotating shaft 504 is rotatably connected to the right side of the upper end face of the stepping motor 501, and the driven belt pulley 506 is fixedly arranged at the right end of the rotating shaft 504; the stepping motor 501 is a double-shaft motor, a driving belt wheel 505 is fixedly arranged on a rotating shaft at the right end of the stepping motor 501, and the driving belt wheel 505 is in transmission connection with a driven belt wheel 506 through a belt; a blowing fan 507 is installed outside the rotation shaft 504;
through the cooperation of axis of rotation 504, driving pulley 505, driven pulley 506 and fan 507, can be at step motor 501 right-hand member pivot rotation in-process, driving pulley 505 is brought driven pulley 506 and axis of rotation 504 through the belt and is rotated to bring fan 507 rotary motion, thereby make fan 507 produce wind-force, then the wind-force that fan 507 produced blows the iron fillings that step motor 501 top dropped to inside hopper 105, avoid step motor 501 upper portion to appear being covered by a large amount of iron fillings and influence step motor 501's radiating efficiency's problem, thereby improved step motor 501's life.
Specific use and action of the embodiment:
in the utility model, when in use, the fixed bottom plate 1 is fixed on the gearbox gear hobbing machine tool through a bolt, then the gearbox gear hobbing machine tool is used for processing the gearbox gear hobbing 6, in the processing process, the rotating shaft of the stepping motor 501 is driven to rotate by the worm 502, the worm wheel 503, the supporting rotating shaft 401, the supporting disc 403, the limiting shaft 404 and the gearbox gear hobbing 6 through starting the stepping motor 501, so that the angle of the gearbox gear hobbing 6 is adjusted, after the angle of the gearbox gear hobbing 6 is adjusted, the stepping motor 501 is closed, and then the unfolding helix angle of the worm 502 is smaller than the friction angle of the worm wheel 503 contacted with the worm 502, so that the worm wheel 503 and the worm 502 can realize effective self-locking action, and the worm wheel 503 can only be driven by the worm 502 and can not rotate, thereby greatly improving the processing stability of the gearbox gear hobbing 6.
Scrap iron generated in the machining process of the gear box hobbing 6 can fall into the guide hopper 105 under the action of gravity, then the scrap iron is led into the metal receiving box 2 under the collecting action of the guide hopper 105, so that the metal receiving box 2 is pulled backwards to be taken down when the scrap iron is cleaned subsequently, and then the scrap iron in the metal receiving box 2 is poured out to be cleaned, and convenience of the follow-up cleaning work is greatly improved.
Claims (8)
1. A transmission gear hobbing fixing apparatus, comprising: a fixed bottom plate (1); four connecting columns (101) are fixedly connected to the upper end face of the fixed bottom plate (1), and a supporting top plate (102) is fixedly connected to the upper ends of the four connecting columns (101); two support columns (106) are fixedly arranged on the upper end surface of the support top plate (102) in a bilateral symmetry manner, and a compression fixing mechanism (3) is fixedly arranged at the upper ends of the two support columns (106); the fixed bottom plate (1) up end is located and supports roof (102) bottom and has placed metal and connect magazine (2), the up end middle part of supporting roof (102) is equipped with rotation supporting mechanism (4), and installs actuating mechanism (5) on the right side of supporting roof (102) up end.
2. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: two guide plates (103) are symmetrically arranged between the upper end surface of the fixed bottom plate (1) and the bottom end surface of the supporting top plate (102), and the inner side surfaces of the guide plates (103) are aligned with the inner side surfaces of the connecting columns (101).
3. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: the middle part of the rear side of the upper end face of the fixed bottom plate (1) is provided with a rectangular magnet (104), and when the metal receiving box (2) is placed between the fixed bottom plate (1) and the supporting top plate (102), the rectangular magnet (104) and the rear end face of the metal receiving box (2) are magnetically attracted.
4. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: three rectangular through holes are formed in the upper end face of the supporting top plate (102), and a guide hopper (105) is arranged on the outer side of the upper end face of the supporting top plate (102) in the three rectangular through holes.
5. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: the compressing and fixing mechanism (3) comprises two electric cylinders (301), compressing plates (302), compressing discs (303) and compressing columns (304), wherein the number of the electric cylinders (301) is two, the two electric cylinders (301) are respectively and fixedly arranged at the upper ends of the two supporting columns (106), the compressing plates (302) are fixedly connected to the upper ends of telescopic rods of the two electric cylinders (301), and the compressing discs (303) are arranged in the middle of the bottom end surfaces of the compressing plates (302); six compression columns (304) are arranged at the edge of the bottom end surface of the compression disc (303) in an annular array mode.
6. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: the rotary supporting mechanism (4) comprises a supporting rotating shaft (401), a shaft sleeve (402), a supporting disc (403) and a limiting shaft (404), wherein the shaft sleeve (402) is connected to the outer part of the lower end of the supporting rotating shaft (401) in a rotary mode, and the shaft sleeve (402) is fixedly arranged on the upper end face of the supporting top plate (102); the upper end of the supporting rotating shaft (401) is fixedly connected with a supporting disc (403), the center part of the upper end face of the supporting disc (403) is fixedly connected with a limiting shaft (404), and the limiting shaft (404) is inserted with a gear box hobbing (6).
7. A transmission gear hobbing fixing apparatus as claimed in claim 1, wherein: the driving mechanism (5) comprises a stepping motor (501), a worm (502) and a worm wheel (503), wherein the stepping motor (501) is arranged on the right side of the upper end surface of the supporting top plate (102), and the worm (502) is fixedly arranged at the left end of a rotating shaft of the stepping motor (501); the worm wheel (503) is fixedly arranged outside the supporting rotating shaft (401), the worm wheel (503) is meshed with the worm (502), and the unfolding helix angle of the worm (502) is smaller than the friction angle of the worm wheel (503) and the worm (502).
8. A transmission gear hobbing fixing apparatus as claimed in claim 7, wherein: the driving mechanism (5) further comprises a rotating shaft (504), a driving belt wheel (505), a driven belt wheel (506) and a blowing fan (507), wherein the rotating shaft (504) is rotationally connected to the right side of the upper end face of the stepping motor (501), and the driven belt wheel (506) is fixedly arranged at the right end of the rotating shaft (504); the stepping motor (501) is a double-shaft motor, a driving belt wheel (505) is fixedly arranged on a rotating shaft at the right end of the stepping motor (501), and the driving belt wheel (505) is in transmission connection with a driven belt wheel (506) through a belt; a blowing fan (507) is installed outside the rotating shaft (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950254.0U CN220196541U (en) | 2023-07-24 | 2023-07-24 | Gear hobbing fixing device for gearbox gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950254.0U CN220196541U (en) | 2023-07-24 | 2023-07-24 | Gear hobbing fixing device for gearbox gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220196541U true CN220196541U (en) | 2023-12-19 |
Family
ID=89150389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321950254.0U Active CN220196541U (en) | 2023-07-24 | 2023-07-24 | Gear hobbing fixing device for gearbox gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220196541U (en) |
-
2023
- 2023-07-24 CN CN202321950254.0U patent/CN220196541U/en active Active
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