CN110645321A - Universal speed reducer for automobile electric seat - Google Patents
Universal speed reducer for automobile electric seat Download PDFInfo
- Publication number
- CN110645321A CN110645321A CN201911015569.4A CN201911015569A CN110645321A CN 110645321 A CN110645321 A CN 110645321A CN 201911015569 A CN201911015569 A CN 201911015569A CN 110645321 A CN110645321 A CN 110645321A
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- Prior art keywords
- worm
- shell
- turbine
- speed reducer
- called
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- 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.)
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Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 50
- 229910001297 Zn alloy Inorganic materials 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a universal speed reducer of an automobile electric seat, which comprises a shell (1), a turbine (2) and a worm (3). The shell adopted by the invention is a zinc alloy shell component, and the shell is provided with a screw rod port, a right worm port and a left worm port; the turbine is a cylindrical step-shaped plastic component and is provided with a tooth part and an output end; the worm is a cylindrical step-shaped plastic component and is provided with a threaded part and an input end; the turbine is positioned at the lower part of the inner cavity of the shell, and the output end of the turbine penetrates out of the screw rod port rightwards; the worm is positioned at the upper part of the inner cavity of the shell, the worm is orthogonal to the worm wheel, and the thread part is meshed and connected with the tooth part; when the device is applied, the input end of the worm is arranged at the left worm opening of the shell, and the device is a left speed reducer; when the input of worm was installed in the right worm mouth department of shell, this device was the technical scheme of right reduction gear, made the production configuration of car electric seat reduction gear, reached the purpose that raises the efficiency, strengthens fund utilization ratio, reduce cost.
Description
Technical Field
The invention relates to a worm gear and worm reducer, in particular to a universal reducer for an automobile electric seat, which is used for electrically adjusting a driving device for the position of the automobile seat.
Background
Description of the drawings: the electric seat of the automobile is an automobile seat which is subjected to position adjustment by an electric driving device, and relates to a worm gear reducer in the electric driving device, which is hereinafter referred to as a reducer for short; based on different installation requirements of different automobiles or different seats, the speed reducer in the prior art is divided into a left speed reducer or a right speed reducer by referring to fig. 11 and 12, namely, the left speed reducer is called as a left speed reducer with the output end of the speed reducer as the direction in overlook, the left speed reducer with the input end of the speed reducer positioned at the output end as the direction is called as a right speed reducer with the input end of the speed reducer positioned at the right side of the output end as the direction is opposite; the speed reducer is divided into two parts, so that inconvenience is brought to automobile part manufacturing enterprises, for example, varieties are easy to be mixed, inventory and fund overstock are increased, production element configuration efficiency is low, fund utilization rate is low, and comprehensive product cost is high, so that the problems and the defects of low efficiency, low fund utilization rate and high cost in the prior art exist.
Disclosure of Invention
In view of the above problems and deficiencies of the prior art, the present invention provides a device comprising a housing, a worm gear, and a worm, wherein the housing is a hollow zinc alloy housing member formed of two halves and adapted to carry the worm gear and the worm; the shell wall at the right side of the lower part of the shell is provided with a circular through hole called a screw rod port, and the shell walls at the front side and the rear side of the upper part of the shell are respectively provided with a circular through hole called a right worm port and a left worm port; the turbine is a cylindrical step-shaped plastic component, and cylindrical helical gear-shaped teeth are arranged on the left step column wall of the turbine and are called as tooth parts; a steel screw rod which protrudes rightwards is fixedly arranged in the center of the turbine and is called an output end; the screw rod is used as an insert and is fixedly connected with the turbine into a whole when the turbine is formed through injection molding; the worm is a cylindrical step-shaped plastic component, a single-head external thread with a trapezoidal cross section is arranged on the step-shaped column wall in the middle of the worm and is called a threaded part, and a square blind hole is arranged in the center of one end of the worm and is called an input end; the turbine can be rotatably positioned at the lower part of the inner cavity of the shell, and the output end penetrates out of the screw rod port rightwards; the worm is rotatably positioned at the upper part of the inner cavity of the shell, the worm is orthogonal to the worm wheel, and the thread part of the worm is meshed and connected with the tooth part of the worm wheel; step cylinders at the front end and the rear end of the worm are positioned at the worm openings at the front side and the rear side of the shell;
when the device is applied, the input end of the worm is arranged at the left worm opening of the shell, and the device is a left speed reducer; the input end of the worm is arranged on the shell, and when the input end of the worm is arranged at the right worm port, the device is a technical scheme of a right speed reducer, and provides a universal speed reducer for the automobile electric seat, aiming at the production configuration of the automobile electric seat speed reducer and achieving the purposes of improving the efficiency, enhancing the fund utilization rate and reducing the cost.
The purpose of the invention is realized as follows: a universal speed reducer of an automobile electric seat comprises a shell, a worm wheel and a worm, wherein: the shell is a hollow zinc alloy shell component which is formed by two half plates in a fitting mode and is used for bearing the turbine and the worm; the shell wall at the right side of the lower part of the shell is provided with a circular through hole called a screw rod port, and the shell walls at the front side and the rear side of the upper part of the shell are respectively provided with a circular through hole called a right worm port and a left worm port;
the turbine is a cylindrical step-shaped plastic component, and cylindrical helical gear-shaped teeth are arranged on the left step column wall of the turbine and are called as tooth parts; a steel screw rod which protrudes rightwards is fixedly arranged at the center of the turbine and is called an output end; the screw rod is used as an insert and is fixedly connected with the turbine into a whole when the turbine is formed through injection molding;
the worm is a cylindrical step-shaped plastic component, a single-head external thread with a trapezoidal cross section is arranged on the step-shaped column wall in the middle of the worm and is called a threaded part, and a square blind hole is arranged in the center of one end of the worm and is called an input end;
the turbine can be rotatably positioned at the lower part of the inner cavity of the shell, and the output end penetrates out of the screw rod port rightwards; the worm is rotatably positioned at the upper part of the inner cavity of the shell, the worm is orthogonal to the worm wheel, and the thread part of the worm is meshed and connected with the tooth part of the worm wheel; step cylinders at the front end and the rear end of the worm are positioned at the worm openings at the front side and the rear side of the shell;
when the device is applied, the input end of the worm is arranged at the left worm opening of the shell, and the device is the left speed reducer; when the input end of the worm is arranged at the right worm port of the shell, the device is the right speed reducer.
The direction surface expressed by the structure is divided into an upper surface, a lower surface, a left surface, a right surface, a front surface and a rear surface, wherein the front surface is a surface facing the front view of the device, and the rear surface is a surface opposite to the front surface.
Working principle and beneficial effects
When the device is applied, the input end of the worm is arranged at the left worm opening of the shell, and the device becomes a left speed reducer; when the input end of the worm is arranged at the right worm port of the shell, the device becomes a right speed reducer.
The device has a simple structure and reliable work, and the shell, the worm wheel and the worm are structurally generalized, so that the input end of the worm is positioned at the left worm opening or the right worm opening of the shell during installation, and the speed reducer can be a left speed reducer or a right speed reducer; the production configuration of the automobile electric seat speed reducer improves the efficiency, enhances the fund utilization rate and reduces the cost.
The present invention adopts a device comprising a housing, a worm gear and a worm, wherein the housing is a hollow zinc alloy housing member made of two half pieces of paper and used for bearing the worm gear and the worm; the shell wall at the right side of the lower part of the shell is provided with a circular through hole called a screw rod port, and the shell walls at the front side and the rear side of the upper part of the shell are respectively provided with a circular through hole called a right worm port and a left worm port; the turbine is a cylindrical step-shaped plastic component, and cylindrical helical gear-shaped teeth are arranged on the left step column wall of the turbine and are called as tooth parts; a steel screw rod which protrudes rightwards is fixedly arranged in the center of the turbine and is called an output end; the screw rod is used as an insert and is fixedly connected with the turbine into a whole when the turbine is formed through injection molding; the worm is a cylindrical step-shaped plastic component, a single-head external thread with a trapezoidal cross section is arranged on the step-shaped column wall in the middle of the worm and is called a threaded part, and a square blind hole is arranged in the center of one end of the worm and is called an input end; the turbine can be rotatably positioned at the lower part of the inner cavity of the shell, and the output end penetrates out of the screw rod port rightwards; the worm is rotatably positioned at the upper part of the inner cavity of the shell, the worm is orthogonal to the worm wheel, and the thread part of the worm is meshed and connected with the tooth part of the worm wheel; step cylinders at the front end and the rear end of the worm are positioned at the worm openings at the front side and the rear side of the shell;
when the device is applied, the input end of the worm is arranged at the left worm opening of the shell, and the device is a left speed reducer; the input of worm is installed in the shell when right worm mouth department, this device then is the technical scheme of right reduction gear, has overcome prior art and has had the problem and not enough of inefficiency, fund low-usage, with high costs, and the general reduction gear of a car electric seat that provides makes the production configuration of car electric seat reduction gear, has reached the purpose that raises the efficiency, strengthens fund utilization ratio, reduce cost.
Drawings
FIG. 1 is a schematic sectional view of a universal speed reducer of an electric seat for an automobile, applied to a left speed reducer, in a front view;
FIG. 2 is a rear perspective view of FIG. 1;
FIG. 3 is a schematic front isometric view of FIG. 1;
FIG. 4 is a schematic sectional view of a universal speed reducer of an electric seat for an automobile according to the present invention, applied to a right speed reducer;
FIG. 5 is a rear perspective view of FIG. 4;
FIG. 6 is a schematic front isometric view of FIG. 4;
fig. 7 is a cross-sectional view of a worm 3 of a universal decelerator of an automotive electric seat according to the present invention;
FIG. 8 is an axial schematic view of FIG. 7;
FIG. 9 is a schematic cross-sectional view of the turbine 2 of the universal decelerator of an automotive electric seat according to the present invention;
FIG. 10 is an axial schematic view of FIG. 9;
FIG. 11 is a schematic axial view of a prior art left reduction gear 01;
fig. 12 is a shaft-side view of a prior art right reduction gear 02.
The invention will be described in more detail hereinafter with reference to an embodiment example in the drawings, but it should not be construed as being limited thereto.
In the figure: the worm gear comprises a shell 1, a turbine 2, an output end 21, a worm 3, an input end 31, a left speed reducer 01 in the prior art and a right speed reducer 02 in the prior art.
Detailed Description
Referring to fig. 1 to 10, the universal reducer for the electric seat of the automobile of the present invention includes a housing 1, a worm wheel 2 and a worm 3, wherein: the casing 1 is a hollow zinc alloy casing member composed of two half plates and used for bearing the turbine 2 and the worm 3: the shell wall at the right side of the lower part of the shell 1 is provided with a circular through hole called a screw rod port, and the shell walls at the front side and the rear side of the upper part of the shell 1 are respectively provided with a circular through hole called a right worm port and a left worm port;
the turbine 2 is a cylindrical step-shaped plastic component, and cylindrical helical gear-shaped teeth are arranged on the left step column wall of the turbine 2 and are called as tooth parts; a steel screw rod which protrudes rightwards is fixedly arranged at the center of the turbine 2 and is called an output end 21; the screw rod is fixedly connected with the turbine 2 into a whole when being used as an insert to pass through the injection molding turbine 2;
the worm 3 is a cylindrical stepped plastic component, a single-head external thread with a trapezoidal cross section is arranged on the middle stepped column wall of the worm 3 and is called a threaded part, and a square blind hole is arranged in the center of one end of the worm 3 and is called an input end 31;
the turbine 2 can be rotatably positioned at the lower part of the inner cavity of the shell 1, and the output end 21 penetrates out of the screw rod port rightwards; the worm 3 is rotatably positioned at the upper part of the inner cavity of the shell 1, the worm 3 is orthogonal to the worm wheel 2, and the thread part of the worm 3 is meshed and connected with the tooth part of the worm wheel 2; step cylinders at the front end and the rear end of the worm 3 are positioned at worm openings at the front side and the rear side of the shell 1;
when the device is applied, when the input end 31 of the worm 3 is arranged at the left worm opening of the shell 1, the device is the left speed reducer; when the input end 31 of the worm 3 is installed at the right worm opening of the shell 1, the device is the right speed reducer.
The direction surface expressed by the structure is divided into an upper surface, a lower surface, a left surface, a right surface, a front surface and a rear surface, wherein the front surface is a surface facing the front view of the device, and the rear surface is a surface opposite to the front surface.
Working principle and beneficial effects
When the device is applied, the input end 31 of the worm 3 is arranged at the left worm opening of the shell 1, and the device becomes a left speed reducer; when the input end 31 of the worm 3 is mounted at the right worm port of the housing 1, the device becomes a right reducer.
The device has a simple structure and reliable work, and the shell 1, the worm wheel 2 and the worm 3 are structurally generalized, so that the input end 31 of the worm 3 is positioned at the left worm opening or the right worm opening of the shell 1 during installation, and the speed reducer can be a left speed reducer or a right speed reducer; the production configuration of the automobile electric seat speed reducer improves the efficiency, enhances the fund utilization rate and reduces the cost.
Claims (1)
1. The utility model provides a general reduction gear of car electric seat, includes shell (1), turbine (2) and worm (3), its characterized in that: the shell (1) is a hollow zinc alloy shell component which is formed by two half pieces of semi-compliances and is used for bearing the turbine (2) and the worm (3); the shell wall at the right side of the lower part of the shell (1) is provided with a circular through hole called a screw rod port, and the shell walls at the front side and the rear side of the upper part of the shell (1) are respectively provided with a circular through hole called a right worm port and a left worm port;
the turbine (2) is a cylindrical step-shaped plastic component, and cylindrical helical gear-shaped teeth are arranged on the left step column wall of the turbine (2) and are called as tooth parts; a steel screw rod which protrudes rightwards is fixedly arranged at the center of the turbine (2) and is called an output end (21); the screw rod is fixedly connected with the turbine (2) into a whole when being used as an insert to pass through the injection molding turbine (2);
the worm (3) is a cylindrical step-shaped plastic component, a single-head external thread with a trapezoidal cross section is arranged on the step-shaped column wall in the middle of the worm (3) and is called a threaded part, and a square blind hole is arranged in the center of one end of the worm (3) and is called an input end (31);
the turbine (2) can be rotatably positioned at the lower part of the inner cavity of the shell (1), and the output end (21) penetrates out of the screw rod port rightwards; the worm (3) can be rotatably positioned at the upper part of the inner cavity of the shell (1), the worm (3) is orthogonal to the worm wheel (2), and the thread part of the worm (3) is meshed and connected with the tooth part of the worm wheel (2); step cylinders at the front end and the rear end of the worm (3) are positioned at worm openings at the front side and the rear side of the shell (1);
when the device is applied, the input end (31) of the worm (3) is arranged at the left worm opening of the shell (1), and the device is the left speed reducer; when the input end (31) of the worm (3) is arranged at the right worm opening of the shell (1), the device is the right speed reducer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911015569.4A CN110645321A (en) | 2019-10-15 | 2019-10-15 | Universal speed reducer for automobile electric seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911015569.4A CN110645321A (en) | 2019-10-15 | 2019-10-15 | Universal speed reducer for automobile electric seat |
Publications (1)
Publication Number | Publication Date |
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CN110645321A true CN110645321A (en) | 2020-01-03 |
Family
ID=68994639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911015569.4A Withdrawn CN110645321A (en) | 2019-10-15 | 2019-10-15 | Universal speed reducer for automobile electric seat |
Country Status (1)
Country | Link |
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CN (1) | CN110645321A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113602161A (en) * | 2021-08-26 | 2021-11-05 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
-
2019
- 2019-10-15 CN CN201911015569.4A patent/CN110645321A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113602161A (en) * | 2021-08-26 | 2021-11-05 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
CN113602161B (en) * | 2021-08-26 | 2022-12-13 | 宁波双林汽车部件股份有限公司 | Seat driver and forming method thereof |
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PB01 | Publication | ||
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Application publication date: 20200103 |