CN116175203A - Double-gear-shifting transmission structure - Google Patents

Double-gear-shifting transmission structure Download PDF

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Publication number
CN116175203A
CN116175203A CN202310171939.3A CN202310171939A CN116175203A CN 116175203 A CN116175203 A CN 116175203A CN 202310171939 A CN202310171939 A CN 202310171939A CN 116175203 A CN116175203 A CN 116175203A
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CN
China
Prior art keywords
gear
connecting shaft
transmission
shifting
double
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310171939.3A
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Chinese (zh)
Inventor
李小琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Juxiong Machinery Equipment Shanghai Co ltd
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Juxiong Machinery Equipment Shanghai Co ltd
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Filing date
Publication date
Application filed by Juxiong Machinery Equipment Shanghai Co ltd filed Critical Juxiong Machinery Equipment Shanghai Co ltd
Priority to CN202310171939.3A priority Critical patent/CN116175203A/en
Publication of CN116175203A publication Critical patent/CN116175203A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention discloses a double-gear-shifting transmission structure which comprises a first gear-shifting part and a second gear-shifting part, wherein a main shaft is arranged at one end of the second gear-shifting part, a transmission part is arranged between the first gear-shifting part and the second gear-shifting part, and the transmission part comprises a transmission shaft and a transmission gear set. The gear connection is stable and reliable, the transmission shaft is convenient to prolong the processing stroke of the main shaft and keeps rigidity.

Description

Double-gear-shifting transmission structure
Technical Field
The invention relates to the field of square ram transmission, in particular to a double-gear-shifting transmission structure.
Background
With the increasing development of machine tools and the increasing of machine tools, the stroke of each shaft of the machine tools is required to be longer and longer, the square ram structure in the machine tools is required to have higher rigidity and keep stable, and the Chinese patent No. CN214350855U disclosed by 10 and 8 of 2021 discloses a square ram heavy cutting transmission device. The servo motor and the main shaft in the square ram are limited in transmission length, and in the existing equipment, the main shaft rigidity is poor easily due to the fact that the stroke of the main shaft is improved, and the machining precision is reduced.
Disclosure of Invention
The invention aims to provide a double-gear shifting transmission structure which realizes double gear shifting and performs four-speed adjustment, speed increasing and speed reducing. The gear connection is stable and reliable, the transmission shaft is convenient to prolong the processing stroke of the main shaft and keeps rigidity.
In order to achieve the above object, the present invention adopts the following technical scheme:
a double-gear-shifting transmission structure comprises a first gear-shifting part and a second gear-shifting part, wherein a main shaft is arranged at one end of the second gear-shifting part, a transmission part is arranged between the first gear-shifting part and the second gear-shifting part, and the transmission part comprises a transmission shaft and a transmission gear set.
The first gear shifting part comprises an oil pressure gear shifting part I and a gear reducer I, the gear reducer I comprises a first gear, a second gear matched with the first gear, a third gear and a fourth gear matched with the third gear, the first gear and the third gear are coaxially arranged, and the second gear and the fourth gear are arranged on the oil pressure gear shifting part I.
The second gear shifting part comprises a second oil pressure gear shifting part and a second gear reducer, the second gear reducer comprises a fifth gear, a sixth gear matched with the fifth gear, a seventh gear and an eighth gear matched with the seventh gear, the fifth gear and the seventh gear are arranged on the second oil pressure gear shifting part, and the sixth gear and the eighth gear are arranged on the main shaft.
The transmission shaft comprises a first connecting shaft and a second connecting shaft, the first oil pressure shifting part is arranged at one end of the first connecting shaft, and the second oil pressure shifting part is arranged at one end of the second connecting shaft.
The transmission gear set comprises a ninth gear and a tenth gear, the other end of the first connecting shaft is connected with the ninth gear, the other end of the second connecting shaft is connected with the tenth gear, and the ninth gear is meshed with the tenth gear.
The other ends of the first gear and the third gear are provided with a servo motor, the servo motor is connected with the first gear and the third gear, the outer sides of the first connecting shaft and the second connecting shaft are provided with square ram, the servo motor is fixed at one end of the square ram, the first connecting shaft and the second connecting shaft are fixed on the square ram through supporting seats, and the main shaft is rotatably arranged at the other end of the square ram.
Compared with the prior art, the double-gear shifting transmission structure adopting the technical scheme has the following beneficial effects:
by adopting the double-gear shifting transmission structure, the first gear shifting part and the second gear shifting part realize double-gear shifting four-speed adjustment speed increasing and reducing. The gear connection is stable and reliable, the transmission shaft is convenient to prolong the processing stroke of the main shaft and keeps rigidity.
Drawings
FIG. 1 is a schematic diagram of a dual shift transmission configuration.
FIG. 2 is a schematic view of another angular configuration of a dual shift transmission configuration.
Reference numerals: 1. a first shift member; 11. a first hydraulic shift unit; 12. a first gear; 13. a second gear; 14. a third gear; 15. a fourth gear; 2. a second shift member; 21. a second hydraulic shift unit; 22. a fifth gear; 23. a sixth gear; 24. a seventh gear; 25. an eighth gear; 3. a main shaft; 4. a transmission member; 41. a first connecting shaft; 42. a second connecting shaft; 43. a ninth gear; 44. a tenth gear; 5. a servo motor.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 2, a double-shift transmission structure comprises a first shift part 1 and a second shift part 2, wherein one end of the second shift part 2 is provided with a main shaft 3, a transmission part 4 is arranged between the first shift part 1 and the second shift part 2, the transmission part 4 comprises a transmission shaft and a transmission gear set, and the first shift part 1 and the second shift part 2 realize double-shift four-speed regulation speed increasing and reducing. The gear connection is stable and reliable, the transmission shaft is convenient to prolong the processing stroke of the main shaft 3 and keeps rigidity.
The first gear shifting unit 1 comprises a first oil pressure gear shifting unit 11 and a first gear reducer, the first gear reducer comprises a first gear 12, a second gear 13, a third gear 14 and a fourth gear 15, the second gear 13 and the fourth gear 15 are matched with the first gear 12, the first gear 12 and the third gear 14 are coaxially arranged, the second gear 13 and the fourth gear 15 are arranged on the first oil pressure gear shifting unit 11, the second gear shifting unit 2 comprises a second oil pressure gear shifting unit 21 and a second gear reducer, the gear reducer comprises a fifth gear 22, a sixth gear 23, a seventh gear 24 and an eighth gear 25, the sixth gear 22 and the seventh gear 24 are matched with the seventh gear 24, the fifth gear 22 and the seventh gear 24 are arranged on the second oil pressure gear shifting unit 21, and the sixth gear 23 and the eighth gear 25 are arranged on the main shaft 3. The transmission shaft comprises a first connecting shaft 41 and a second connecting shaft 42, the other end of the first connecting shaft 41 is connected with the other end of the second connecting shaft 42 through a transmission gear set, the first connecting shaft 41 and the second connecting shaft 42 are arranged to facilitate the length of the long ram, so that the stroke of the main shaft 3 is prolonged, the large-sized workpiece is convenient to process, the transmission ratio of the first connecting shaft 41 to the second connecting shaft 42 is accurate and reliable, and the rigidity is good. The transmission gear set comprises a ninth gear 43 and a tenth gear 44, the other end of the first connecting shaft 41 is connected with the ninth gear 43, the other end of the second connecting shaft 42 is connected with the tenth gear 44, the ninth gear 43 is meshed with the tenth gear 44, the transmission of the ninth gear 43 and the tenth gear 44 is stable, the first connecting shaft 41 and the second connecting shaft 42 are fixed through a supporting seat, the transmission rigidity of the first connecting shaft 41 and the second connecting shaft 42 is good, and the length of the servo motor 5 and the main shaft 3 can be prolonged conveniently.
The first oil pressure shifting part 11 is arranged at one end of the first connecting shaft 41, the second oil pressure shifting part 21 is arranged at one end of the second connecting shaft 42, the first oil pressure shifting part 11 can drive the second gear 13 and the fourth gear 15 to reciprocate back and forth on the first connecting shaft 41, the second oil pressure shifting part 21 can drive the fifth gear 22 and the seventh gear 24 to reciprocate back and forth on the second connecting shaft 42, the arrangement of the first oil pressure shifting part 11 and the second oil pressure shifting part 21 is convenient for speed change, the speed increase and the speed reduction of the fourth gear are realized, the original servo motor 6000 turns, the workpiece needs high efficiency, low rotation speed, high torsion and heavy cutting because the rotation speed reaches high rotation speed through the gear change of the first oil pressure shifting part and the second oil pressure shifting part, and the rotation speed of the original 6000 turns to 10000 turns after the gear change. The machining effect which can be achieved by the original two machine tools can be achieved by the existing gear shifting and speed increasing machine tool.
The main shaft 3 gear shifting device of the grant number CN107150245B discloses a driving unit, which is the first oil pressure gear shifting part 11 and the second oil pressure gear shifting part 21.
The other ends of the first gear 12 and the third gear 14 are provided with a servo motor 5, the servo motor 5 is connected with the first gear 12 and the third gear 14, square ram is arranged on the outer sides of a first connecting shaft 41 and a second connecting shaft 42, the servo motor 5 is fixed at one end of the square ram, the first connecting shaft 41 and the second connecting shaft 42 are fixed on the square ram through supporting seats, the main shaft 3 is rotatably arranged at the other end of the square ram, the servo motor 5 drives the main shaft 3 to rotate through the first connecting shaft 41 and the second connecting shaft 42, gear transmission is stable and reliable, the first connecting shaft 41 and the second connecting shaft 42 are stable in transmission, the prolonged main shaft 3 is good in rigidity, and machining is stable and reliable.
While the foregoing is directed to the preferred embodiment of the present invention, other and further modifications and improvements may be made by those skilled in the art without departing from the principles of the invention, and such are intended to be considered within the scope of the invention.

Claims (6)

1. The double-gear-shifting transmission structure is characterized by comprising a first gear shifting component (1) and a second gear shifting component (2), wherein a main shaft (3) is arranged at one end of the second gear shifting component (2), a transmission component (4) is arranged between the first gear shifting component (1) and the second gear shifting component (2), and the transmission component (4) comprises a transmission shaft and a transmission gear set.
2. The double-shift transmission structure according to claim 1, wherein the first shift member (1) includes a first oil-pressure shift member (11) and a first gear reducer (1) including a first gear (12), a second gear (13) fitted with the first gear (12), a third gear (14) and a fourth gear (15) fitted with the third gear (14), the first gear (12) and the third gear (14) being coaxially arranged, the second gear (13) and the fourth gear (15) being provided on the first oil-pressure shift member (11).
3. The double-shift transmission structure according to claim 2, wherein the second shift member (2) includes a second oil-pressure shift member (21) and a second gear reducer (22), the second gear reducer includes a fifth gear (22), a sixth gear (23) adapted to the fifth gear (22), a seventh gear (24) and an eighth gear (25) adapted to the seventh gear (24), the fifth gear (22) and the seventh gear (24) are provided on the second oil-pressure shift member (21), and the sixth gear (23) and the eighth gear (25) are provided on the main shaft (3).
4. A double-shift transmission structure according to claim 3, wherein the transmission shaft comprises a first connecting shaft (41) and a second connecting shaft (42), the first hydraulic shift unit (11) is provided at one end of the first connecting shaft (41), and the second hydraulic shift unit (21) is provided at one end of the second connecting shaft (42).
5. The double-shift transmission structure according to claim 4, wherein the transmission gear set includes a ninth gear (43) and a tenth gear (44), the other end of the first connecting shaft (41) is connected to the ninth gear (43), the other end of the second connecting shaft (42) is connected to the tenth gear (44), and the ninth gear (43) is meshed with the tenth gear (44).
6. The double-gear shifting transmission structure according to claim 5, wherein a servo motor (5) is arranged at the other end of the first gear (12) and the third gear (14), the servo motor (5) is connected with the first gear (12) and the third gear (14), square ram is arranged on the outer sides of the first connecting shaft (41) and the second connecting shaft (42), the servo motor (5) is fixed at one end of the square ram, the first connecting shaft (41) and the second connecting shaft (42) are fixed on the square ram through a supporting seat, and the main shaft (3) is rotatably arranged at the other end of the square ram.
CN202310171939.3A 2023-02-27 2023-02-27 Double-gear-shifting transmission structure Pending CN116175203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310171939.3A CN116175203A (en) 2023-02-27 2023-02-27 Double-gear-shifting transmission structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310171939.3A CN116175203A (en) 2023-02-27 2023-02-27 Double-gear-shifting transmission structure

Publications (1)

Publication Number Publication Date
CN116175203A true CN116175203A (en) 2023-05-30

Family

ID=86436325

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310171939.3A Pending CN116175203A (en) 2023-02-27 2023-02-27 Double-gear-shifting transmission structure

Country Status (1)

Country Link
CN (1) CN116175203A (en)

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