CN216356334U - New-type automobile gear motor structure for HUD - Google Patents
New-type automobile gear motor structure for HUD Download PDFInfo
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- CN216356334U CN216356334U CN202122543505.0U CN202122543505U CN216356334U CN 216356334 U CN216356334 U CN 216356334U CN 202122543505 U CN202122543505 U CN 202122543505U CN 216356334 U CN216356334 U CN 216356334U
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- reduction gearbox
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000002991 molded plastic Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
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Abstract
The utility model discloses a novel speed reduction motor structure for an automobile HUD (head Up display), which comprises a fixed support, a reduction gearbox module and a stepping motor, wherein the fixed support comprises a support main body and a reduction gearbox installation part, and the support main body is provided with a main body accommodating cavity, a reduction gearbox accommodating cavity and a middle through hole; the reduction box module comprises a reduction box support, a reduction gear set and a driving screw, wherein the reduction gear set and the driving screw are respectively arranged on the reduction box support; the front end of the driving screw penetrates through the middle through hole and extends into the main body accommodating cavity, the HUD driving plate is embedded in the main body accommodating cavity, and the driving screw is screwed in a driving plate threaded hole of the HUD driving plate. The utility model has the advantages of novel structural design, convenient and fast installation, and good stability and reliability.
Description
Technical Field
The utility model relates to the technical field of automobile HUDs, in particular to a novel speed reduction motor structure for an automobile HUD.
Background
Head-up display is called head-up display system, called HUD for short, and refers to a multifunctional instrument panel which is operated by a driver as a center and is operated blindly; the HUD functions as: important driving information such as speed per hour, navigation and the like is projected on a windshield in front of a driver, so that the driver can see the important driving information such as speed per hour, navigation and the like without lowering head or turning head as much as possible.
The movement of the HUD of the automobile is generally driven by a reduction motor. Among them, there are various forms of speed reducing motor products for driving the automobile HUD in the prior art; however, for the existing speed reduction motor product for driving the automobile HUD, the defects of unreasonable design, inconvenient installation and poor stability and reliability generally exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel speed reducing motor structure for an automobile HUD, aiming at the defects of the prior art, and the novel speed reducing motor structure for the automobile HUD has the advantages of novel structural design, convenience and quickness in installation, and good stability and reliability.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A novel speed reduction motor structure for an automobile HUD comprises a fixed support, a speed reduction box module and a stepping motor, wherein the fixed support comprises a support main body and a speed reduction box installation part arranged at the rear end part of the support main body;
the reduction gearbox module comprises a reduction gearbox support, the reduction gearbox support is provided with a reduction gear set and a driving screw rod horizontally extending along the front-back direction, and the front end of the driving screw rod extends to the front end side of the reduction gearbox support; the reduction box support is embedded into a reduction box accommodating cavity of the reduction box mounting part, the stepping motor is screwed and fastened on the rear surface of the reduction box mounting part, the shell of the stepping motor tightly clamps and fixes the reduction box support in the reduction box accommodating cavity, a power output shaft of the stepping motor extends into the reduction box accommodating cavity, and the power output shaft of the stepping motor, the reduction gear set and the driving screw are sequentially connected in a driving manner;
the middle through-hole that fixed bolster was passed to drive screw's preceding tip and stretch into to the main part holding intracavity of support main part, and the main part holding intracavity of support main part is inlayed and is equipped with the HUD drive plate, and the HUD drive plate corresponds the drive plate screw hole that runs through completely around drive screw seted up, and drive screw spiral shell adorns in the drive plate screw hole of HUD drive plate.
The front end part of the guide shaft is arranged on the front side plate of the main body accommodating cavity, and the rear end part of the guide shaft is arranged on the rear side plate of the main body accommodating cavity;
the HUD drive plate corresponds the drive plate guide slot that runs through completely around the guide shaft is seted up, and the guide shaft stretches into in the drive plate guide slot to the HUD drive plate.
The reduction gear set comprises a first duplicate gear, a second duplicate gear, a third duplicate gear and a fourth duplicate gear which are respectively arranged on the reduction box support through gear shafts, a reduction input gear is arranged on a power output shaft of the stepping motor, a reduction output gear is arranged at the rear end of the driving screw rod, the reduction input gear is meshed with a large gear of the first duplicate gear, a small gear of the first duplicate gear is meshed with a large gear of the second duplicate gear, a small gear of the second duplicate gear is meshed with a large gear of the third duplicate gear, a small gear of the third duplicate gear is meshed with a large gear of the fourth duplicate gear, and a small gear of the fourth duplicate gear is meshed with the reduction output gear.
The front side plate of the main body accommodating cavity is provided with a screw supporting hole, and the front end part of the driving screw is arranged in the screw supporting hole through a shaft sleeve.
The left side surface of the bracket main body is provided with a left side fixing locking lug which protrudes and extends towards the left side, and the right side surface of the bracket main body is provided with a right side fixing locking lug which protrudes and extends towards the right side.
The fixing support is a hard plastic part, and the support body, the reduction gearbox mounting part, the left side fixing locking lug and the right side fixing locking lug are formed into a structure through injection molding.
The utility model has the beneficial effects that: the utility model relates to a novel speed reducing motor structure for an automobile HUD, which comprises a fixed support, a speed reducing box module and a stepping motor, wherein the fixed support comprises a support main body and a speed reducing box installation part arranged at the rear end part of the support main body; the reduction gearbox module comprises a reduction gearbox support, the reduction gearbox support is provided with a reduction gear set and a driving screw rod horizontally extending along the front-back direction, and the front end of the driving screw rod extends to the front end side of the reduction gearbox support; the reduction box support is embedded into a reduction box accommodating cavity of the reduction box mounting part, the stepping motor is screwed and fastened on the rear surface of the reduction box mounting part, the shell of the stepping motor tightly clamps and fixes the reduction box support in the reduction box accommodating cavity, a power output shaft of the stepping motor extends into the reduction box accommodating cavity, and the power output shaft of the stepping motor, the reduction gear set and the driving screw are sequentially connected in a driving manner; the middle through-hole that fixed bolster was passed to drive screw's preceding tip and stretch into to the main part holding intracavity of support main part, and the main part holding intracavity of support main part is inlayed and is equipped with the HUD drive plate, and the HUD drive plate corresponds the drive plate screw hole that runs through completely around drive screw seted up, and drive screw spiral shell adorns in the drive plate screw hole of HUD drive plate. Through the structural design, the utility model has the advantages of novel structural design, convenient and fast installation, and good stability and reliability.
Drawings
The utility model will be further described with reference to the drawings to which, however, the embodiments shown in the drawings do not constitute any limitation.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a partial structural schematic diagram of the present invention.
Fig. 1 to 3 include:
1-fixed support 11-support body
111-main body containing cavity 112-screw supporting hole
12-reduction gearbox mounting part 121-reduction gearbox accommodating cavity
131-left side fixed lock lug 132-right side fixed lock lug
2-reduction gearbox module 21-reduction gearbox support
22-reduction gear set 221-first duplicate gear
222-second duplicate gear 223-third duplicate gear
224-fourth duplicate gear 225-reduction input gear
226-reduction output gear 23-drive screw
3-stepping motor 4-HUD drive plate
41-drive plate screw hole 42-drive plate guide groove
5-guide shaft 6-shaft sleeve.
Detailed Description
The present invention will be described below with reference to specific embodiments.
As shown in fig. 1 and 2, a new-type car is gear motor structure for HUD, it is including fixed bolster 1, reducing gear box module 2, step motor 3, fixed bolster 1 is including support subject 11, set up in the reducing gear box installation department 12 of support subject 11 rear end portion, the inside of support subject 11 is seted up opening up and is followed the main part holding chamber 111 that the fore-and-aft direction extends, reducing gear box holding chamber 121 towards open-ended is seted up to the inside of reducing gear box installation department 12, fixed bolster 1 has seted up middle through-hole between main part holding chamber 111 and reducing gear box holding chamber 121, middle through-hole respectively with main part holding chamber 111, reducing gear box holding chamber 121 communicates.
Further, as shown in fig. 1 to 3, the reduction gearbox module 2 includes a reduction gearbox support 21, the reduction gearbox support 21 is provided with a reduction gear set 22 and a driving screw 23 horizontally extending along the front-back direction, and the front end of the driving screw 23 extends to the front end side of the reduction gearbox support 21; the reduction gearbox support 21 is embedded into the reduction gearbox accommodating cavity 121 of the reduction gearbox mounting portion 12, the stepping motor 3 is screwed and fastened on the rear surface of the reduction gearbox mounting portion 12, the shell of the stepping motor 3 tightly clamps and fixes the reduction gearbox support 21 into the reduction gearbox accommodating cavity 121, the power output shaft of the stepping motor 3 extends into the reduction gearbox accommodating cavity 121, and the power output shaft of the stepping motor 3, the reduction gear set 22 and the driving screw 23 are sequentially connected in a driving mode.
Furthermore, the front end of the driving screw 23 passes through the middle through hole of the fixing bracket 1 and extends into the main body accommodating cavity 111 of the bracket main body 11, the HUD driving plate 4 is embedded in the main body accommodating cavity 111 of the bracket main body 11, the HUD driving plate 4 corresponds to the driving screw 23 and is provided with a driving plate threaded hole 41 which is completely penetrated in the front and the back, and the driving screw 23 is screwed in the driving plate threaded hole 41 of the HUD driving plate 4.
Preferably, in order to ensure that the HUD driving plate 4 moves back and forth smoothly and reliably, the present invention adopts the following guide structure design: a guide shaft 5 horizontally extending along the front-rear direction is embedded in the main body accommodating cavity 111, the front end part of the guide shaft 5 is mounted on the front side plate of the main body accommodating cavity 111, and the rear end part of the guide shaft 5 is mounted on the rear side plate of the main body accommodating cavity 111; HUD drive plate 4 corresponds drive plate guide slot 42 that runs through completely around leading axle 5 was seted up, and leading axle 5 stretches into in the drive plate guide slot 42 to HUD drive plate 4.
In order to facilitate the installation and fixation of the fixing bracket 1 of the utility model at the corresponding installation position of the automobile, the utility model adopts the following structural design: the left side surface of the bracket body 11 is provided with a left fixing locking lug 131 which protrudes and extends towards the left side, and the right side surface of the bracket body 11 is provided with a right fixing locking lug 132 which protrudes and extends towards the right side.
Preferably, the fixing bracket 1 is a rigid plastic part, and the bracket main body 11, the reduction gearbox mounting part 12, the left fixing lock lug 131 and the right fixing lock lug 132 are injection molded into a structure; of course, the above materials do not limit the present invention, i.e. the fixing bracket 1 of the present invention can be made of other materials.
It should be noted that in use of the utility model, the automotive HUD is connected to the HUD drive plate 4; when needs move the regulation to HUD, step motor 3 starts, and step motor 3 drives drive screw 23 through reduction gear set 22 and rotates, because drive screw 23 and HUD drive plate 4's drive plate screw hole 41 spiro union, 4 back-and-forth movements of pivoted drive screw 23 drive HUD drive plate, and the HUD drive plate 4 of back-and-forth movement drives car HUD back-and-forth movement to realize moving the regulation.
It should be noted that the stepping motor 3 of the present invention drives the driving screw 23 to rotate through the reduction gear set 22, so as to ensure that the driving screw 23 realizes large torque output; meanwhile, the driving screw 23 drives the HUD driving plate 4 to move through the screw threads of the driving screw 23 and the driving plate threaded hole 41 in a screw connection mode, and the driving structure design can effectively improve the moving precision of the HUD driving plate 4, so that the adjusting precision of the automobile HUD is improved.
In addition, the reduction gearbox module 2 is embedded into the reduction gearbox accommodating cavity 121 of the reduction gearbox mounting part 12, and the reduction gearbox support 21 of the reduction gearbox assembly is clamped and fixed in the reduction gearbox accommodating cavity 121 through the shell of the stepping motor 3; through the above hidden installation structure design of the reduction box assembly, the present invention can effectively prevent external foreign objects from falling into the reduction gear set 22, so as to prolong the service life of the reduction gear set 22 and improve the stability.
In addition, in the installation process of the utility model, the reduction box component is firstly inserted into the reduction box accommodating cavity 121 of the reduction box installation part 12, and then the step motor 3 is installed and fastened, so that the reduction box bracket 21 of the reduction box component is tightly clamped and fixed in the reduction box accommodating cavity 121 through the step motor 3. The reduction gearbox assembly adopts modular design, and is convenient and quick to install.
According to the above conditions, the utility model has the advantages of novel structural design, convenient and fast installation, and good stability and reliability through the structural design.
As a preferred embodiment, as shown in fig. 3, the reduction gear set 22 includes a first duplicate gear 221, a second duplicate gear 222, a third duplicate gear 223, and a fourth duplicate gear 224 respectively mounted to the reduction gear housing 21 through gear shafts, a reduction input gear 225 is mounted to a power output shaft of the stepping motor 3, a reduction output gear 226 is mounted to a rear end portion of the driving screw 23, the reduction input gear 225 is engaged with a large gear of the first duplicate gear 221, a small gear of the first duplicate gear 221 is engaged with a large gear of the second duplicate gear 222, a small gear of the second duplicate gear 222 is engaged with a large gear of the third duplicate gear 223, a small gear of the third duplicate gear 223 is engaged with a large gear of the fourth duplicate gear 224, and a small gear of the fourth duplicate gear 224 is engaged with the reduction output gear 226.
In the process that the stepping motor 3 acts and drives the driving screw 23 to rotate through the reduction gear set 22, the power output shaft of the stepping motor 3 drives the reduction input gear 225 to rotate, the reduction input gear 225 is meshed with the large gear of the first duplicate gear 221 to realize first-stage reduction, the small gear of the first duplicate gear 221 is meshed with the large gear of the second duplicate gear 222 to realize second-stage reduction, the small gear of the second duplicate gear 222 is meshed with the large gear of the third duplicate gear 223 to realize third-stage reduction, the small gear of the third duplicate gear 223 is meshed with the large gear of the fourth duplicate gear 224 to realize fourth-stage reduction, and the small gear of the fourth duplicate gear 224 is meshed with the reduction output gear 226 to realize fifth-stage reduction; through the five-stage speed reduction structure design, the utility model can effectively realize the large-torque output of the driving screw 23.
As a preferred embodiment, as shown in fig. 1 and 2, in order to improve the stable reliability of the installation of the driving screw 23, the present invention adopts the following structural design: a screw supporting hole 112 is formed in a front side plate of the main body accommodating chamber 111, and a front end portion of the drive screw 23 is mounted in the screw supporting hole 112 through the shaft sleeve 6.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (6)
1. The utility model provides a new-type car is gear motor structure for HUD which characterized in that: the fixing support comprises a fixing support (1), a reduction gearbox module (2) and a stepping motor (3), wherein the fixing support (1) comprises a support main body (11) and a reduction gearbox mounting part (12) arranged at the rear end part of the support main body (11), a main body accommodating cavity (111) which is upwards opened and extends along the front-rear direction is formed in the support main body (11), a reduction gearbox accommodating cavity (121) which is backwards opened is formed in the reduction gearbox mounting part (12), a middle through hole is formed between the main body accommodating cavity (111) and the reduction gearbox accommodating cavity (121) of the fixing support (1), and the middle through hole is respectively communicated with the main body accommodating cavity (111) and the reduction gearbox accommodating cavity (121);
the reduction gearbox module (2) comprises a reduction gearbox support (21), the reduction gearbox support (21) is provided with a reduction gear set (22) and a driving screw rod (23) horizontally extending along the front-back direction, and the front end part of the driving screw rod (23) extends to the front end side of the reduction gearbox support (21); the reduction gearbox support (21) is embedded into a reduction gearbox accommodating cavity (121) of the reduction gearbox mounting part (12), the stepping motor (3) is fixedly screwed on the rear surface of the reduction gearbox mounting part (12), the shell of the stepping motor (3) tightly clamps and fixes the reduction gearbox support (21) into the reduction gearbox accommodating cavity (121), a power output shaft of the stepping motor (3) extends into the reduction gearbox accommodating cavity (121), and the power output shaft of the stepping motor (3), the reduction gear set (22) and the driving screw (23) are sequentially in driving connection;
the front end of drive screw (23) passes the middle through-hole of fixed bolster (1) and stretches into in main part holding chamber (111) of support main part (11), and embedded HUD drive plate (4) of being equipped with in main part holding chamber (111) of support main part (11), drive plate screw hole (41) that run through completely around HUD drive plate (4) correspond drive screw (23) are seted up, and drive screw (23) spiral shell adorns in drive plate screw hole (41) of HUD drive plate (4).
2. The novel speed reduction motor structure for the automobile HUD according to claim 1, characterized in that: a guide shaft (5) horizontally extending along the front-rear direction is embedded in the main body accommodating cavity (111), the front end part of the guide shaft (5) is installed on the front side plate of the main body accommodating cavity (111), and the rear end part of the guide shaft (5) is installed on the rear side plate of the main body accommodating cavity (111);
HUD drive plate (4) correspond guide shaft (5) and seted up drive plate guide slot (42) that run through completely around, guide shaft (5) stretch into in drive plate guide slot (42) to HUD drive plate (4).
3. The novel speed reduction motor structure for the automobile HUD according to claim 1, characterized in that: the reduction gear set (22) comprises a first duplicate gear (221), a second duplicate gear (222), a third duplicate gear (223) and a fourth duplicate gear (224) which are respectively arranged on the reduction gearbox bracket (21) through gear shafts, a power output shaft of the stepping motor (3) is provided with a speed reduction input gear (225), the rear end part of the driving screw rod (23) is provided with a speed reduction output gear (226), the speed reduction input gear (225) is meshed with a large gear of a first duplicate gear (221), a small gear of the first duplicate gear (221) is meshed with a large gear of a second duplicate gear (222), a small gear of the second duplicate gear (222) is meshed with a large gear of a third duplicate gear (223), a small gear of the third duplicate gear (223) is meshed with a large gear of a fourth duplicate gear (224), and a small gear of the fourth duplicate gear (224) is meshed with the speed reduction output gear (226).
4. The novel speed reduction motor structure for the automobile HUD according to claim 1, characterized in that: a screw supporting hole (112) is formed in the front side plate of the main body accommodating cavity (111), and the front end portion of the driving screw (23) is installed in the screw supporting hole (112) through a shaft sleeve (6).
5. The novel speed reduction motor structure for the automobile HUD according to claim 1, characterized in that: the left side surface of the bracket main body (11) is provided with a left side fixing locking lug (131) which protrudes and extends towards the left side, and the right side surface of the bracket main body (11) is provided with a right side fixing locking lug (132) which protrudes and extends towards the right side.
6. The novel speed reduction motor structure for the automobile HUD according to claim 5, characterized in that: the fixed bolster (1) is the stereoplasm plastic part, support main part (11) reducing gear box installation department (12) the fixed lock ear in left side (131) the fixed lock ear in right side (132) are moulded plastics into a structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122543505.0U CN216356334U (en) | 2021-10-22 | 2021-10-22 | New-type automobile gear motor structure for HUD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122543505.0U CN216356334U (en) | 2021-10-22 | 2021-10-22 | New-type automobile gear motor structure for HUD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216356334U true CN216356334U (en) | 2022-04-19 |
Family
ID=81177602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122543505.0U Active CN216356334U (en) | 2021-10-22 | 2021-10-22 | New-type automobile gear motor structure for HUD |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216356334U (en) |
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2021
- 2021-10-22 CN CN202122543505.0U patent/CN216356334U/en active Active
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