CN219954140U - Gear gap eliminating device of circular sawing machine - Google Patents
Gear gap eliminating device of circular sawing machine Download PDFInfo
- Publication number
- CN219954140U CN219954140U CN202321679395.3U CN202321679395U CN219954140U CN 219954140 U CN219954140 U CN 219954140U CN 202321679395 U CN202321679395 U CN 202321679395U CN 219954140 U CN219954140 U CN 219954140U
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- gear
- compensating
- driving gear
- adjusting
- groove
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- 238000001125 extrusion Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gears, Cams (AREA)
Abstract
The utility model discloses a gear gap eliminating device of a circular sawing machine, which comprises: the driving gear is used for driving, the compensating gear is used for compensating the gap, and the compensating gear is arranged below the driving gear. The utility model realizes a gear gap eliminating device of a circular sawing machine through the mutual matching of the driving gear, the compensating gear, the limiting mechanism and the adjusting mechanism, the hexagonal shaft is rotated through the hexagonal wrench, the adjusting gear rotates, the compensating gear is driven to rotate through the adjusting tooth slot meshed with the adjusting gear so as to be matched with the driving gear, the clearance between the gears is eliminated, the compensating gear is prevented from rotating in the rotating process of the gears through the mutual matching of the oblique tooth slot and the oblique tooth block, the durability of clearance elimination is ensured, and the compensating gear is connected with the driving gear through the limiting mechanism, so that the stability of long-term use of the gears is ensured.
Description
Technical Field
The utility model relates to the technical field of gear backlash, in particular to a gear backlash eliminating device of a circular sawing machine.
Background
The circular sawing machine is the most common cutting equipment in daily life, mainly adopts gear transmission, and the gear transmission has the characteristics of high transmission efficiency, stable operation and high precision in unidirectional transmission, and is widely applied to various mechanical systems and equipment as a main transmission mode. In the transmission process of the mechanism, a transmission auxiliary side gap exists in both the gear transmission mechanism and the worm and gear transmission mechanism, and the side gap is used for preventing gears from being blocked due to errors and thermal deformation and leaving a space for a lubricating oil film between tooth surfaces. However, due to the backlash, the gear can generate idle stroke when the gear is in return reverse rotation, and due to the idle stroke, the movement stroke of the mechanism can not be accurately positioned. Therefore, in a circular sawing machine, a transmission device capable of eliminating the backlash of a transmission pair is needed to eliminate the backlash so as to avoid errors in machining equipment and further improve the machining progress, and therefore, a gear backlash eliminating device of the circular sawing machine is needed to be provided.
Disclosure of Invention
The utility model aims to provide a gear backlash eliminating device of a circular sawing machine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a circular saw gear backlash apparatus comprising:
the driving gear is used for driving;
the compensating gear is used for compensating the gap and is arranged below the driving gear;
the limiting mechanism is used for limiting the driving gear and the compensating gear and is arranged in the driving gear;
the adjusting mechanism is used for adjusting the angle of the compensating gear and is arranged in the driving gear and the compensating gear.
Preferably, the stop gear includes the insert pin, insert pin fixed connection is in the bottom of driving gear, the inside of insert pin is provided with the movable groove, the inside of movable groove is provided with the spacer pin, the inside of spacer pin and movable groove is provided with reset spring, the top fixedly connected with extrusion spring of movable groove inner wall, the bottom fixedly connected with extrusion piece of extrusion spring, the top fixedly connected with connecting block of extrusion piece, the top fixedly connected with kicking block of connecting block, hexagonal screw threaded connection is passed through at driving gear's top, the spacing groove has been seted up to the inside position of compensating gear's corresponding spacer pin.
Preferably, the adjusting mechanism comprises an oblique tooth block, the oblique tooth block is fixedly connected to the bottom of the driving gear, an oblique tooth slot is formed in the position, corresponding to the oblique tooth block, of the top of the compensating gear, an adjusting tooth slot is formed in the top of the compensating gear, a mounting groove is formed in the position, corresponding to the adjusting tooth slot, of the inner portion of the driving gear, a hexagonal shaft is arranged in the mounting groove, an adjusting gear is fixedly connected to the bottom of the hexagonal shaft, and the adjusting gear is meshed with the adjusting tooth slot.
Preferably, the helical tooth blocks are staggered with teeth in the helical tooth grooves relatively, and the helical tooth blocks are plastic parts and can slightly deform.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model realizes a gear gap eliminating device of a circular sawing machine through the mutual matching of the driving gear, the compensating gear, the limiting mechanism and the adjusting mechanism, the hexagonal shaft is rotated through the hexagonal wrench, the adjusting gear rotates, the compensating gear is driven to rotate through the adjusting tooth slot meshed with the adjusting gear so as to be matched with the driving gear, the clearance between the gears is eliminated, the compensating gear is prevented from rotating in the rotating process of the gears through the mutual matching of the oblique tooth slot and the oblique tooth block, the durability of clearance elimination is ensured, and the compensating gear is connected with the driving gear through the limiting mechanism, so that the stability of long-term use of the gears is ensured.
2. The round head of the limiting pin is arranged, so that abrasion between the driving gear and the compensating gear in the pressing process of the extrusion block is reduced, the service life of the limiting pin is prolonged, the driving gear and the compensating gear are connected conveniently through the inserting pin, so that connection operation is performed more quickly, the limiting pin is rebounded automatically in the screwing-out process of the hexagonal screw through the reset spring, the limiting of the driving gear is relieved automatically, and the compensating gear is replaced conveniently.
Drawings
FIG. 1 is a cross-sectional view of a front view of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the bottom view of the present utility model;
fig. 3 is a structural cross-sectional view of a top view of the present utility model.
In the figure: the driving gear 1, the compensating gear 2, the limiting mechanism 3, the insertion pin 301, the movable groove 302, the limiting pin 303, the reset spring 304, the extrusion spring 305, the extrusion block 306, the connection block 307, the top block 308, the hexagonal screw 309, the limiting groove 310, the adjusting mechanism 4, the inclined tooth block 401, the inclined tooth groove 402, the adjusting tooth groove 403, the mounting groove 404, the hexagonal shaft 405 and the adjusting gear 406.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a gear backlash eliminating device for a circular saw machine, comprising:
and a driving gear 1 for performing transmission.
And the compensating gear 2 is used for compensating the clearance, and the compensating gear 2 is arranged below the driving gear 1.
The limiting mechanism 3 is used for limiting the driving gear 1 and the compensating gear 2, the limiting mechanism 3 is arranged in the driving gear 1, the limiting mechanism 3 comprises an inserting pin 301, the inserting pin 301 is fixedly connected to the bottom of the driving gear 1, the driving gear 1 and the compensating gear 2 are conveniently connected, so that connection operation is conveniently and rapidly performed, a movable groove 302 is formed in the inserting pin 301, a limiting pin 303 is arranged in the movable groove 302, abrasion between the driving gear 1 and the limiting pin 303 in the pressing process of the limiting pin 303 is conveniently reduced through round head arrangement of the limiting pin 303, the service life of the limiting pin 303 is prolonged, a reset spring 304 is arranged in the limiting pin 303 and the movable groove 302, the limiting pin 303 is conveniently and automatically rebounded in the screwing-out process of the hexagonal screw 309, limiting of the driving gear 1 is automatically released, the compensating gear 2 is conveniently replaced, an extrusion spring 305 is fixedly connected to the top of the inner wall of the movable groove 302, an extrusion block 306 is fixedly connected to the bottom of the extrusion spring 305, a top of the extrusion block 306 is fixedly connected with a top block 308, the top of the driving gear 1 is conveniently reduced in abrasion between the extrusion block 306 and the limiting pin 303, the limiting pin 303 is fixedly connected to the top of the hexagonal gear 1 through the extrusion block 309, and the corresponding position of the compensating gear 2 is ensured to be in the position of the compensating gear 2, and the limiting pin 310 is stably connected with the driving gear 2.
The adjusting mechanism 4 is used for adjusting the angle of the compensating gear 2, the adjusting mechanism 4 is arranged in the driving gear 1 and the compensating gear 2, the adjusting mechanism 4 comprises a bevel gear block 401, the bevel gear block 401 is fixedly connected to the bottom of the driving gear 1, a bevel gear groove 402 is formed in the position, corresponding to the bevel gear block 401, of the top of the compensating gear 2, the bevel gear block 401 is a plastic piece and can slightly deform, teeth in the bevel gear block 401 and the bevel gear groove 402 are relatively staggered, an adjusting gear groove 403 is formed in the top of the compensating gear 2, a mounting groove 404 is formed in the position, corresponding to the adjusting gear groove 403, of the driving gear 1, a hexagonal shaft 405 is arranged in the mounting groove 404, an adjusting gear 406 is fixedly connected to the bottom of the hexagonal shaft 405, the adjusting gear 406 is meshed with the adjusting gear groove 403, the hexagonal shaft 405 is rotated through a hexagonal wrench, the adjusting gear 406 is rotated, the compensating gear 2 is driven to rotate through the adjusting gear 403 meshed with the adjusting gear 406 so as to be matched with the driving gear 1, gaps among the gears are eliminated, the mutually matched with the bevel gear grooves 401 are avoided, the mutually supporting of the bevel gear groove 402 and the gap between the gears is avoided, the compensating gear 2 is permanently eliminated in the rotating process.
When the compensation gear is used, the inserting pin 301 is aligned with the notch of the compensation gear 2 and inserted into the compensation gear 2, the helical tooth block 401 is aligned with the helical tooth groove 402, the hexagonal screw 309 is screwed down by using the hexagonal wrench, the pushing block 308 is pressed down, the extruding block 306 extrudes the limiting pin 303, the limiting pin 303 is clamped into the limiting groove 310, the hexagonal shaft 405 is screwed, the compensation gear 2 is driven to rotate by the rotation of the adjusting gear 406, the compensation of the gear clearance is completed, and the compensation gear 2 is prevented from rotating in the gear rotation process by the mutual matching of the helical tooth block 401 and the helical tooth groove 402.
To sum up: according to the gear backlash eliminating device of the circular sawing machine, the problems in the background technology are solved through the mutual matching of the driving gear 1, the compensating gear 2, the limiting mechanism 3 and the adjusting mechanism 4.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A gear backlash apparatus for a circular saw, comprising:
a driving gear (1) for performing transmission;
the compensating gear (2) is used for compensating the clearance, and the compensating gear (2) is arranged below the driving gear (1);
the limiting mechanism (3) is used for limiting the driving gear (1) and the compensating gear (2), and the limiting mechanism (3) is arranged in the driving gear (1);
and the adjusting mechanism (4) is used for adjusting the angle of the compensating gear (2), and the adjusting mechanism (4) is arranged inside the driving gear (1) and the compensating gear (2).
2. The circular saw gear backlash eliminating device as defined in claim 1, wherein: stop gear (3) are including inserting round pin (301), insert round pin (301) fixed connection in the bottom of driving gear (1), the inside of inserting round pin (301) is provided with movable groove (302), the inside of movable groove (302) is provided with spacer pin (303), the inside of spacer pin (303) and movable groove (302) is provided with reset spring (304), the top fixedly connected with extrusion spring (305) of movable groove (302) inner wall, the bottom fixedly connected with extrusion piece (306) of extrusion spring (305), the top fixedly connected with connecting block (307) of extrusion piece (306), the top fixedly connected with kicking block (308) of connecting block (307), hexagonal screw (309) threaded connection is passed through at the top of driving gear (1), spacing groove (310) have been seted up to the inside of compensating gear (2) corresponding spacer pin (303).
3. The circular saw gear backlash eliminating device as set forth in claim 2, wherein: adjustment mechanism (4) are including skewed tooth piece (401), skewed tooth piece (401) fixed connection is in the bottom of driving gear (1), skewed tooth groove (402) have been seted up at the top of compensating gear (2) corresponding to the position of skewed tooth piece (401), adjustment tooth groove (403) have been seted up at the top of compensating gear (2), mounting groove (404) have been seted up in the inside of driving gear (1) corresponding to the position of adjustment tooth groove (403), the inside of mounting groove (404) is provided with hexagonal axle (405), the bottom fixedly connected with adjusting gear (406) of hexagonal axle (405), adjusting gear (406) mesh with adjustment tooth groove (403).
4. The circular saw gear backlash eliminating device as defined in claim 3, wherein: the helical tooth blocks (401) are staggered with teeth in the helical tooth grooves (402), and the helical tooth blocks (401) are plastic parts and can slightly deform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321679395.3U CN219954140U (en) | 2023-06-29 | 2023-06-29 | Gear gap eliminating device of circular sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321679395.3U CN219954140U (en) | 2023-06-29 | 2023-06-29 | Gear gap eliminating device of circular sawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219954140U true CN219954140U (en) | 2023-11-03 |
Family
ID=88548965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321679395.3U Active CN219954140U (en) | 2023-06-29 | 2023-06-29 | Gear gap eliminating device of circular sawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219954140U (en) |
-
2023
- 2023-06-29 CN CN202321679395.3U patent/CN219954140U/en active Active
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