CN212899588U - Multi-link mechanism mounting device - Google Patents
Multi-link mechanism mounting device Download PDFInfo
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- CN212899588U CN212899588U CN202021852485.4U CN202021852485U CN212899588U CN 212899588 U CN212899588 U CN 212899588U CN 202021852485 U CN202021852485 U CN 202021852485U CN 212899588 U CN212899588 U CN 212899588U
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- link mechanism
- crank
- mounting device
- motor
- output shaft
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Abstract
The utility model relates to a many link mechanism installation device, this installation device includes first installing support and second installing support, be provided with first axis of rotation on the first installing support, many link mechanism's rocking arm is rotationally connected in first axis of rotation, be provided with motor and two locating holes on the second installing support, the motor has the output shaft, two locating holes set up relatively, the output shaft fixed connection of articulate one end and motor, the articulate other end passes through second axis of rotation and link assembly and connects, line between the initial position department of second axis of rotation and the output shaft of motor is located the perpendicular bisector of the line of two locating holes. The utility model discloses can satisfy the accurate positioning and the rapid debugging requirement of the assembly debugging of many link mechanism's initial position, have fine practicality.
Description
Technical Field
The utility model belongs to the technical field of automotive engineering machinery, especially, relate to a many link mechanism installation device.
Background
The application of the multi-link mechanism in automobiles, engineering machinery and the like is common, and different structures are used for completing different functions. The crank rocker mechanism and the double-rocker mechanism are applied more and are used for realizing swinging motion, reciprocating motion and other forms. The four-bar linkage will now be described as an example.
In the prior art, a mechanical mechanism often has a certain assembly operation error during assembly, and the initial position adjustment of the four-bar mechanism is possibly influenced by the appearance structure of the four-bar mechanism, so that the initial position installation adjustment of the four-bar mechanism is more important in the link mechanism with the motion and torque transmission functions.
At present, the four-bar linkage assembly and debugging of most off-road vehicles, special vehicles, commercial vehicles and the like are mainly completed by manual assembly of skilled workers and matching with a relevant measuring tool for inspection and debugging. The mounting mode has low mounting requirement, strong universality and low cost, can meet the mounting and use requirements of a general four-bar linkage mechanism, but has low assembly precision and consumes manpower resources. The traditional adjusting mode is difficult to meet the requirements of quick adjustment and high precision at the same time, so the application range of the assembling and adjusting mode of the initial position of the traditional four-bar mechanism is limited to a certain extent.
According to the specific use requirements, the special precision tool is adopted to ensure that the requirements can be met, but in the use environment of frequent maintenance and rapid debugging, the use cost is higher, the equipment portability is poor, and the requirement on the skills of users is also higher. The use cost and the requirements on the assembly environment can be reduced by using simple manual installation and a simple measurement mode, but the requirements on the debugging speed, the assembly precision and the skill level of debugging personnel are higher.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art existence, the utility model provides a many link mechanism installation device to satisfy the accurate positioning and the rapid debug requirement of the assembly debugging of many link mechanism's initial position.
The technical scheme of the utility model is that:
a multi-link mechanism mounting device having a rocker arm, the mounting device for positioning mounting of an initial position of a crank of a multi-link mechanism having the crank, the rocker arm, and a link assembly connecting the crank and the rocker arm, the mounting device comprising:
the first installation bracket is provided with a first rotating shaft, and a rocker arm of the multi-link mechanism is rotatably connected to the first rotating shaft;
the motor is provided with an output shaft, the two positioning holes are oppositely arranged, one end of the crank is fixedly connected with the output shaft of the motor, the other end of the crank is connected with the connecting rod assembly through a second rotating shaft, and a connecting line between the initial position of the second rotating shaft and the output shaft of the motor is positioned on a perpendicular bisector of a connecting line of the two positioning holes.
Preferably, the positioning hole is square.
Optionally, the mounting device further includes a positioning column, and one positioning column is correspondingly disposed in each positioning hole.
Optionally, the mounting device further comprises a tab, and two tabs may be fittingly disposed on both sides of the crank.
Further, the motor and the crank are respectively located on two side faces of the second mounting bracket.
Furthermore, one end of the crank is provided with a mounting hole, and an output shaft of the motor is fixedly connected to the mounting hole.
Preferably, the output shaft of the motor is fixedly connected in the mounting hole through a key connection.
Furthermore, one end of the crank is provided with an adjusting hole, the adjusting hole extends from one end of the crank to the mounting hole, the head of the adjusting bolt vertically penetrates through the adjusting hole, and the head of the adjusting bolt is provided with a locking nut.
Further, a plurality of connecting holes are formed in the edge of the first mounting bracket and the edge of the second mounting bracket.
The utility model has the advantages that:
the utility model provides a many link mechanism installation device, when installing many link mechanism, earlier target in place first installing support and second installing support installation, install the rocking arm of many link mechanism that the pre-installation was accomplished on the first axis of rotation on first installing support again, control many link mechanism's crank removes to between two locating holes, finely tune the crank, make the distance between crank both sides to two locating holes unanimous, this position is crank initial mounted position promptly, again with articulate both ends respectively with the output shaft of motor and many link mechanism's link assembly connect can.
Therefore, through the utility model provides a many link mechanism installation device utilizes the relative position between two locating holes and the crank both sides, can confirm articulate initial mounting position fast, and then confirms link mechanism's initial mounting position to make many link mechanism can install fast and target in place, it is clear to have the instruction, easy operation's characteristics can satisfy the accurate positioning and the quick debugging requirement of the assembly and debugging of many link mechanism's initial position, have fine practicality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a multi-link mechanism mounting device according to the present embodiment;
FIG. 2 is a schematic view of a multi-bar linkage mounting device with locating posts;
FIG. 3 is a schematic diagram of a multi-link mechanism mounting device having an adjustment tab.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment discloses a multi-link mechanism mounting device which is used for positioning the mounting of the initial position of a crank of a multi-link mechanism so as to serve the mounting of the multi-link mechanism under complex disclosure.
Fig. 1 is a schematic structural diagram of a multi-link mechanism mounting device according to the present embodiment, and referring to fig. 1, the mounting device serves to mount a multi-link mechanism under a complex disclosure, the multi-link mechanism includes a crank 2, a rocker arm 1, and a link assembly 3 connecting the crank 2 and the rocker arm 1, the link assembly 3 according to the present embodiment is a link, as shown in fig. 1, the link is long and has a radian, and in a complex working condition, the mounting is difficult, and the mounting accuracy cannot be guaranteed.
Based on this, the present embodiment has devised a multi-link mechanism mounting device to solve the above-mentioned problems.
Referring to fig. 1, the multi-link mechanism mounting device of the present embodiment includes a first mounting bracket 4 and a second mounting bracket 5, wherein a first rotating shaft 6 is disposed on the first mounting bracket 4, a rocker arm 1 of the multi-link mechanism is rotatably connected to the first rotating shaft 6, a motor 7 and two positioning holes 8 are disposed on the second mounting bracket 5, the motor 7 has an output shaft, the two positioning holes 8 are disposed oppositely, one end of a crank 2 is fixedly connected to the output shaft of the motor 7, the other end of the crank 2 is connected to a link assembly 3 through a second rotating shaft 9, and a connection line between an initial position of the second rotating shaft 9 and the output shaft of the motor 7 is located on a perpendicular bisector of a connection line of the two positioning holes 8.
When the multi-link mechanism is installed, the first installation support 4 and the second installation support 5 are installed in place, the rocker arm 1 of the multi-link mechanism which is preassembled is installed on the first rotating shaft 6 on the first installation support 4, the crank 2 of the multi-link mechanism is controlled to move to a position between the two positioning holes 8, the crank 2 is finely adjusted, the distance between the two sides of the crank 2 and the two positioning holes 8 is consistent, the position is the initial installation position of the crank 2, and then the two ends of the crank 2 are respectively connected with the output shaft of the motor 7 and the connecting rod assembly 3 of the multi-link mechanism.
Because many link mechanism when the installation, can allow the deviation of certain angle, consequently, can adopt visual method when confirming the distance between 2 both sides of crank to two locating holes 8, if guarantee the installation accuracy, can adopt small-size measuring tool to measure convenient and practical.
The positioning hole 8 of the present embodiment may be square to facilitate the measurement of the distance from the side surface of the crank 2 to the positioning hole 8, but may be circular as shown in fig. 1.
Fig. 2 is a schematic structural diagram of a multi-link mechanism mounting device with positioning columns, and with reference to fig. 2, in order to measure the distance between the side surface of the crank 2 and the positioning hole 8 more conveniently and quickly, in this embodiment, a positioning column 10 may be correspondingly disposed in each positioning hole 8, and the positioning column 10 may be installed in the corresponding positioning hole 8 in a bolt connection manner.
Fig. 3 is a schematic structural diagram of a multi-link mechanism mounting device with an adjustment sheet, and referring to fig. 3, in order to measure the distance between the side surface of the crank 2 and the positioning hole 8 more conveniently and quickly, the mounting device of the embodiment further includes adjustment sheets 11, the two adjustment sheets 11 can be arranged at two sides of the crank 2 in a fitting manner, when in use, the adjustment sheets 11 are pressed at two sides of the crank 2 by hand, so that the device is suitable for measuring the distance between the side surface of the crank 2 and the positioning hole 8 with an irregular shape, and after the initial positioning of the crank 2 is completed, the adjustment sheets 11 can be.
In this embodiment, the motor 7 and the crank 2 may be respectively located on two side surfaces of the second mounting bracket 5, so that a through hole is provided on the second mounting bracket 5, and the output shaft of the motor 7 passes through the through hole.
In this embodiment, one end of the crank 2 is provided with a mounting hole 12, and the output shaft of the motor 7 is fixedly connected in the mounting hole 12.
In this embodiment, the output shaft of the motor 7 may be fixedly connected to the mounting hole 12 of the crank 2 by a key connection.
Further, in this embodiment, an adjusting hole 13 is formed in one end of the crank 2, the adjusting hole 13 extends from one end of the crank 2 to the mounting hole 12, a head of the adjusting bolt 14 vertically penetrates through the adjusting hole 13, and a locking nut is arranged at a head of the adjusting bolt 14, so that before the output shaft of the motor 7 and the crank 2 are mounted, the adjusting bolt 14 is removed to facilitate assembly of the output shaft of the motor 7 and the crank 2, and after the assembly is completed, the adjusting bolt 14 is locked, that is, the assembly of the output shaft of the motor 7 and the crank 2 is completed, and the operation is convenient and fast.
In this embodiment, the edge of the first mounting bracket 4 and the edge of the second mounting bracket 5 are both provided with a plurality of connecting holes 15, and the connecting holes 15 are mutually matched with bolts, so as to realize the assembly of the first mounting bracket 4 and the second mounting bracket 5 on off-road vehicles, special-purpose vehicles and commercial vehicles.
In conclusion, through the multi-link mechanism mounting device provided by the embodiment, the relative position between the two positioning holes and the two sides of the crank is utilized, the initial mounting position of the crank can be rapidly determined, and then the initial mounting position of the link mechanism is determined, so that the multi-link mechanism can be rapidly mounted in place.
The following embodiments are preferred embodiments of the present invention, which are only used to facilitate the description of the present invention, and are not intended to limit the present invention in any form, and any person who knows commonly in the art can use the present invention to make local changes or modifications within the scope of the technical features of the present invention, and the technical features of the present invention are not separated from the present invention.
Claims (9)
1. A multi-link mechanism mounting device having a rocker arm, the mounting device for positioning mounting of an initial position of a crank of a multi-link mechanism having the crank, the rocker arm, and a link assembly connecting the crank and the rocker arm, the mounting device comprising:
the first installation bracket is provided with a first rotating shaft, and a rocker arm of the multi-link mechanism is rotatably connected to the first rotating shaft;
the motor is provided with an output shaft, the two positioning holes are oppositely arranged, one end of the crank is fixedly connected with the output shaft of the motor, the other end of the crank is connected with the connecting rod assembly through a second rotating shaft, and a connecting line between the initial position of the second rotating shaft and the output shaft of the motor is positioned on a perpendicular bisector of a connecting line of the two positioning holes.
2. The multi-link mechanism mounting device of claim 1, wherein the locating hole is square.
3. The multi-link mechanism mounting device of claim 1, further comprising a positioning post, one of the positioning posts being disposed in each of the positioning holes.
4. The multi-link mounting device of claim 1 further comprising tabs, two of which are conformably disposed on either side of the crank.
5. The multi-link mechanism mounting device of any one of claims 1-4, wherein the motor and the crank are located on opposite sides of the second mounting bracket.
6. The multi-link mechanism mounting device according to claim 5, wherein the crank is provided at one end thereof with a mounting hole in which an output shaft of the motor is fixedly coupled.
7. The multi-link mechanism mounting device of claim 6 wherein the output shaft of the motor is fixedly connected in the mounting hole by a keyed connection.
8. The multi-link mechanism mounting device according to claim 6, wherein one end of the crank is provided with an adjustment hole extending from the one end of the crank to the mounting hole, a head of an adjustment bolt vertically penetrates the adjustment hole, and the head of the adjustment bolt is provided with a lock nut.
9. The multi-link mechanism mounting device of any one of claims 1-4, wherein an edge of the first mounting bracket and an edge of the second mounting bracket are each provided with a plurality of attachment holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852485.4U CN212899588U (en) | 2020-08-28 | 2020-08-28 | Multi-link mechanism mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852485.4U CN212899588U (en) | 2020-08-28 | 2020-08-28 | Multi-link mechanism mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212899588U true CN212899588U (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021852485.4U Active CN212899588U (en) | 2020-08-28 | 2020-08-28 | Multi-link mechanism mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212899588U (en) |
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2020
- 2020-08-28 CN CN202021852485.4U patent/CN212899588U/en active Active
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