CN218800748U - Feeding system with differential double-rack transmission controlled by encoder - Google Patents
Feeding system with differential double-rack transmission controlled by encoder Download PDFInfo
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- CN218800748U CN218800748U CN202121796480.9U CN202121796480U CN218800748U CN 218800748 U CN218800748 U CN 218800748U CN 202121796480 U CN202121796480 U CN 202121796480U CN 218800748 U CN218800748 U CN 218800748U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention provides a feeding system with a differential double-rack transmission controlled by an encoder, belonging to the technical field of machinery and comprising a servo motor, a differential structure and two sets of feeding systems; the servo motor is connected with the gear shaft and controls the rotation of the gear shaft, gears are arranged on the gear shaft in a matched mode, speed reducing wheels are arranged at two ends of each speed reducing shaft in a matched mode respectively, the servo motor is meshed with a large gear of a differential mechanism after being reduced through the gear shaft, the other two speed reducing wheels are meshed with the gears on the differential mechanism in a gear meshed mode, and two ends of the differential mechanism are connected with a set of feeding system respectively. The servo motor is transmitted to the feeding transmission worm after being decelerated by the gear, the precision of two sets of feeding transmission worms and worm wheels with the same design cannot be the same, the precision of the two sets of feeding transmission worms and worm wheels cannot be the same, the added errors are increased, the machine tool dragging plate can creep after being used for a long time, the differential mechanism is arranged between the two feeding transmission worms, and the differential mechanism compensates for a micro gap when the two feeding transmission worms and worm wheels are asynchronous.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to a feeding system with a differential double-rack transmission controlled by an encoder.
Background
TK series numerical control intelligent deep hole machine tool is a brand-new intelligent deep hole machine tool, unmanned operation can be achieved through an intelligent management system in a factory, a lead screw feeding system of an existing T21 series deep hole machine tool is in lead screw transmission, a lead screw rotates to drive a supporting plate to move during cutting to achieve cutting of a cutter, a lead screw nut rotates at a high speed during cutter withdrawal to achieve quick cutter withdrawal, the nut is made of 6-6-3 copper, and the nut is damaged quickly after being used for a long time and is troublesome to replace.
Disclosure of Invention
The feeding system is controlled by an external encoder, a servo motor drives a supporting plate to move to realize a cutter cutting function, the servo motor transmits the cutting tool to feeding transmission worms after being decelerated by gears, the feeding transmission worms on two sides are in a differential structure, worm gears on two sides are in a left-handed and right-handed set, the differential is used for solving the problem of asynchronous of two racks, the precision of two sets of feeding transmission worms and worm gears with the same design cannot be the same, the precision of the gear racks cannot be the same, the error of the feeding transmission worms and worm gears is increased, the creeping phenomenon can occur when a machine tool carriage is used for a long time, a differential is arranged between the two feeding transmission worms, and the differential is different between the two feeding transmission worms and worm gears to compensate micro gaps.
In order to achieve the purpose, the invention adopts the following technical scheme: a feeding system with differential double rack transmission controlled by an encoder comprises a servo motor, a gear shaft, a speed reducing shaft, a differential structure and two sets of feeding systems; the servo motor is connected with a gear shaft and controls the rotation of the gear shaft, a gear shaft gear is arranged on the gear shaft in a matching mode, speed reducing wheels are arranged at two ends of the speed reducing shaft in a matching mode respectively, the gear shaft gear is in gear meshing with one of the speed reducing wheels, the other speed reducing wheel is in gear meshing with a gear on a differential structure, and two ends of the differential structure are connected with a set of feeding system respectively.
Preferably, the feeding system comprises a feeding transmission worm connected with the differential structure and a feeding transmission worm wheel matched with the feeding transmission worm.
Preferably, the feeding transmission worm wheel and the feeding worm of the two feeding systems rotate left and right.
Preferably, the servo motor is a stepless speed regulation servo motor.
Preferably, the stepless speed regulation servo motor selects the stepless speed regulation of feeding of 0-5 meters.
Preferably, an encoder is mounted on the rack, and the servo motor is controlled by an external encoder.
Preferably, the differential structure is selected from a differential.
The invention has the beneficial effects that:
the invention relates to a TK series numerical control intelligent deep hole machine tool feeding system, which is controlled by an external encoder, wherein a servo motor drives a supporting plate to move to realize a cutter cutting function, the servo motor is transmitted to a feeding transmission worm after being decelerated by a gear, the feeding transmission worms on two sides are of a differential structure, the differential is used for solving the problem that two racks are asynchronous, two sets of feeding transmission worms and worm wheels with the same design cannot have the same precision, the precision cannot be the same with the gear and the rack, the error is increased when the feeding transmission worms and the worm wheels are added together, a creeping phenomenon can occur when a machine tool supporting plate is used for a long time, a differential is arranged between the two feeding transmission worms, and the differential is different from the two feeding transmission worms and worm wheels to compensate a micro gap.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 is a front view of the feed system of the present invention.
Fig. 2 is a perspective view of the feed system of the present invention.
In the figure, 1, a servo motor, 2, a gear shaft gear, 3, a speed reducing wheel, 4, an end cover, 5, a feeding transmission worm wheel, 6, a feeding transmission worm, 7 and a differential structure.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
In the present embodiment, the feed system comprises a feed drive worm 6 connected to the differential mechanism 7 and a feed drive worm wheel 5 cooperating with the feed drive worm 6.
In this embodiment, the feeding transmission worm wheel 5 and the worm 6 of the two feeding systems are left-handed and right-handed.
In this embodiment, the servo motor is a stepless speed regulation servo motor.
In this embodiment, the stepless speed regulation servo motor selects the stepless speed regulation of feeding of 0-5 meters.
In this embodiment, an encoder is installed on the rack 9, and the servo motor 1 is controlled by an external encoder.
In the present embodiment, the differential structure 7 is selected as a differential.
The working principle is as follows: the invention relates to a TK series numerical control intelligent deep hole machine tool feeding system, which is controlled by an external encoder, wherein a servo motor drives a supporting plate to move to realize a cutter cutting function, the servo motor is transmitted to a feeding transmission worm after being decelerated by a gear, the feeding transmission worms on two sides are of a differential structure, worm gears on two sides are in a left-handed and right-handed mode, the differential is used for solving the problem that two racks are asynchronous, the precision of two sets of feeding transmission worms and worm gears which are designed to be the same cannot be the same, the precision of the gear and the rack cannot be the same, the error added together is increased, a machine tool carriage can generate a crawling phenomenon after long-time use, a differential is arranged between the two feeding transmission worms, and the differential is used for compensating a micro gap when the two feeding transmission worms and worm gears are asynchronous.
The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (7)
1. A feed system with differential double rack drive controlled by an encoder, characterized by: the device comprises a servo motor (1), a gear shaft, a speed reducing shaft, a differential structure (7) and two sets of feeding systems; the servo motor (1) is connected with a gear shaft and controls the rotation of the gear shaft, a gear shaft gear (2) is arranged on the gear shaft in a matching mode, the two ends of the speed reducing shaft are respectively provided with a speed reducing wheel (3) in a matching mode, the gear shaft gear (2) is in gear meshing with one speed reducing wheel (3), the other speed reducing wheel (3) is in gear meshing with a gear on the differential structure (7), and the two ends of the differential structure are respectively connected with one set of feeding system.
2. A feed system with differential double rack drive controlled by an encoder as claimed in claim 1 wherein: the feeding system comprises a feeding transmission worm (6) connected with the differential structure (7) and a feeding transmission worm wheel (5) matched with the feeding transmission worm (6).
3. A feed system with differential double rack drive controlled by an encoder as claimed in claim 2 wherein: the feeding transmission worm wheel (5) and the worm (6) of the two feeding systems are in left-handed and right-handed rotation.
4. A feeding system with differential double rack drive controlled by an encoder according to claim 1, characterized in that: the servo motor (1) is a stepless speed regulation servo motor.
5. A feed system with differential double rack drive controlled by an encoder as claimed in claim 4 wherein: the stepless speed regulation servo motor selects 0-5 m to feed stepless speed regulation.
6. A feed system with differential double rack drive controlled by an encoder as claimed in claim 1 wherein: an encoder is installed on the rack (9), and the servo motor (1) is controlled by an external encoder.
7. A feed system with differential double rack drive controlled by an encoder as claimed in claim 1 wherein: the differential structure (7) is selected from a differential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121796480.9U CN218800748U (en) | 2021-08-03 | 2021-08-03 | Feeding system with differential double-rack transmission controlled by encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121796480.9U CN218800748U (en) | 2021-08-03 | 2021-08-03 | Feeding system with differential double-rack transmission controlled by encoder |
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| Publication Number | Publication Date |
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| CN218800748U true CN218800748U (en) | 2023-04-07 |
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| CN202121796480.9U Active CN218800748U (en) | 2021-08-03 | 2021-08-03 | Feeding system with differential double-rack transmission controlled by encoder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458835A (en) * | 2021-08-03 | 2021-10-01 | 德州佳永机械制造有限公司 | Feeding system with differential double-rack transmission controlled by encoder |
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2021
- 2021-08-03 CN CN202121796480.9U patent/CN218800748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458835A (en) * | 2021-08-03 | 2021-10-01 | 德州佳永机械制造有限公司 | Feeding system with differential double-rack transmission controlled by encoder |
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