CN215064566U

CN215064566U - Novel portable high accuracy calibration equipment

Info

Publication number: CN215064566U
Application number: CN202121462041.4U
Authority: CN
Inventors: 肖剑峰; 黄河清
Original assignee: Hunan Kezhong Xiongdi Technology Co ltd
Current assignee: Hunan Kezhong Xiongdi Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-07
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a novel portable high accuracy calibration equipment, be used to group and locking mechanism including shell body, frame subassembly, first bearing, inside casing subassembly, second bearing, strapdown, the shell body includes the bottom plate, first bearing install in on the bottom plate, the frame subassembly passes through along vertical direction first bearing is rotatable install in two between the bottom plate, the frame subassembly includes the curb plate, the second bearing install in on the curb plate, the inside casing subassembly passes through along the horizontal direction second bearing is rotatable install in two between the curb plate, strapdown be used to the group install in on the inside casing subassembly and can follow the inside casing subassembly rotates, locking mechanism is right the frame subassembly with the inside casing subassembly unlocks and locks. The utility model has the advantages that: the high-precision calibration test device is simple in structure, low in cost, small in size, portable, movable and usable, and can realize high-precision calibration test of the strapdown inertial measurement unit by matching with a high-precision algorithm.

Description

Novel portable high accuracy calibration equipment

[ technical field ] A method for producing a semiconductor device

The utility model relates to a mark test technical field, especially relate to a novel portable high accuracy calibration equipment.

[ background of the invention ]

The strapdown inertial measurement unit needs to calibrate parameters of all inertial devices by combining double-shaft rotation and stop and matching with an algorithm, so that high-precision output of a whole machine product is realized. However, the existing strapdown inertial measurement unit needs to use a double-shaft rotary turntable for high-precision calibration test, so that the purchasing and using cost is high, the strapdown inertial measurement unit cannot be moved after being installed, the occupied area is large, and the energy consumption is high.

[ Utility model ] content

The utility model discloses a novel portable high accuracy calibration equipment, it can effectively solve the technical problem who relates to in the background art.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the utility model provides a novel portable high accuracy calibration equipment, is used to group and locking mechanism including shell body, frame subassembly, first bearing, inside casing subassembly, second bearing, strap down, the shell body includes two bottom plates that are parallel to each other the interval set up, first bearing install in on the bottom plate, the frame subassembly passes through along vertical direction rotatable the installation of first bearing is two between the bottom plate, the frame subassembly includes two curb plates that are parallel to each other the interval set up, the second bearing install in on the curb plate, the inside casing subassembly passes through along the horizontal direction rotatable the installation of second bearing is two between the curb plate, strap down be used to the unit install in on the inside casing subassembly and can follow the inside casing subassembly rotates, locking mechanism quantity is two at least, and at least one locking mechanism install in with right on the bottom plate the frame subassembly unblock and lock and at least one locking mechanism install in the curb plate install in To unlock and lock the inner frame assembly.

As a preferred improvement of the utility model, the frame subassembly still include with two the bottom plate just to the end plate and the one end that set up with end plate fixed connection's first pivot, the upper and lower both ends of curb plate set firmly respectively in two on the end plate, the other end of first pivot with first bearing is connected.

As a preferred improvement of the utility model, the inside casing subassembly include with second bearing complex second pivot and install in the epaxial set casing of second pivot, the strapdown be used to the group set firmly in on the set casing.

As a preferred improvement of the utility model, locking mechanism include with first pivot or the one end fixed connection's of second pivot latch segment, with latch segment complex ejector pin with the locking base of ejector pin matched stack and inciting somebody to action locking base is fixed in the bottom plate perhaps nut on the curb plate.

The utility model has the advantages that: the high-precision calibration test device is simple in structure, low in cost, small in size, portable, movable and usable, and can realize high-precision calibration test of the strapdown inertial measurement unit by matching with a high-precision algorithm.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is the utility model discloses portable high accuracy calibration equipment's schematic structure diagram.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the utility model provides a novel portable high-precision calibration device, which comprises an outer casing 1, an outer frame component 2, a first bearing 3, an inner frame component 4, a second bearing 5, a strapdown inertial measurement unit 6 and a locking mechanism 7, wherein the outer casing 1 comprises two bottom plates 11 arranged in parallel and at an interval, the first bearing 3 is installed on the bottom plate 11, the outer frame component 2 is rotatably installed between the two bottom plates 11 through the first bearing 3 along the vertical direction, the outer frame component 2 comprises two side plates 21 arranged in parallel and at an interval, the second bearing 5 is installed on the side plates 21, the inner frame component 4 is rotatably installed between the two side plates 21 through the second bearing 5 along the horizontal direction, the strapdown inertial measurement unit 6 is installed on the inner frame component 4 and can rotate along with the inner frame component 4, the number of the locking mechanisms 7 is at least two, at least one locking mechanism 7 is arranged on the bottom plate 11 to unlock and lock the outer frame assembly 2, and at least one locking mechanism 7 is arranged on the side plates 21 to unlock and lock the inner frame assembly 4.

The outer frame component 2 further comprises end plates 22 opposite to the two bottom plates 11 and first rotating shafts 23, one ends of the first rotating shafts are fixedly connected with the end plates 22, the upper ends and the lower ends of the side plates 21 are fixedly arranged on the two end plates 22 respectively, and the other ends of the first rotating shafts 23 are connected with the first bearings 3.

The inner frame assembly 4 comprises a second rotating shaft 41 matched with the second bearing 5 and a fixed shell 42 installed on the second rotating shaft 41, and the strapdown inertial measurement unit 6 is fixedly arranged on the fixed shell 42.

The locking mechanism 7 comprises a locking block 71 fixedly connected with one end of the first rotating shaft 23 or one end of the second rotating shaft 41, a locking base 73 assembled by a push rod 72 matched with the locking block 71 and the push rod 72, and a nut 74 for fixing the locking base 73 on the bottom plate 11 or the side plate 21.

The utility model provides a novel portable high accuracy calibration equipment passes through locking mechanism 7's unblock and locking, manual rotation inside casing subassembly 4 with frame subassembly 2 can realize that the double-shaft of this equipment stops, and the cooperation is downloaded high accuracy algorithm in the strapdown is used to group 3 realizes the calibration test of high accuracy.

While the embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, but is capable of being applied in all kinds of fields adapted to the invention, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the details shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. The utility model provides a novel portable high accuracy calibration equipment, a serial communication port, be used to group and locking mechanism including shell body, frame subassembly, first bearing, inside casing subassembly, second bearing, strap down, the shell body includes two bottom plates that are parallel to each other the interval set up, first bearing install in on the bottom plate, the frame subassembly passes through along vertical direction rotatable the installation of first bearing is in two between the bottom plate, the frame subassembly includes two curb plates that are parallel to each other the interval set up, the second bearing install in on the curb plate, the inside casing subassembly passes through along the horizontal direction rotatable the installation of second bearing is in two between the curb plate, strap down be used to the group install in on the inside casing subassembly and can follow the inside casing subassembly rotates, locking mechanism quantity is two at least, and at least one locking mechanism install in on the bottom plate with right the frame subassembly unblock and lock and at least one locking machine A mechanism is mounted on the side plates to unlock and lock the inner frame assembly.

2. The novel portable high-precision calibration device according to claim 1, characterized in that: the outer frame assembly further comprises end plates and first rotating shafts, the end plates are arranged just opposite to the two bottom plates, one ends of the first rotating shafts are fixedly connected with the end plates, the upper ends and the lower ends of the side plates are fixedly arranged on the two end plates respectively, and the other ends of the first rotating shafts are connected with the first bearings.

3. A novel portable high precision calibration device according to claim 2, characterized in that: the inner frame assembly comprises a second rotating shaft matched with the second bearing and a fixed shell arranged on the second rotating shaft, and the strapdown inertial measurement unit is fixedly arranged on the fixed shell.

4. A novel portable high precision calibration device according to claim 3, characterized in that: the locking mechanism comprises a locking block fixedly connected with one end of the first rotating shaft or one end of the second rotating shaft, a push rod matched with the locking block, a locking base matched with the push rod and a nut for fixing the locking base on the bottom plate or the side plate.