CN220732572U - Assembly fixture of split charging type direct current torque motor for laser strapdown inertial measurement unit - Google Patents
Assembly fixture of split charging type direct current torque motor for laser strapdown inertial measurement unit Download PDFInfo
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- CN220732572U CN220732572U CN202322098408.4U CN202322098408U CN220732572U CN 220732572 U CN220732572 U CN 220732572U CN 202322098408 U CN202322098408 U CN 202322098408U CN 220732572 U CN220732572 U CN 220732572U
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- rotor
- strapdown inertial
- measurement unit
- laser strapdown
- inertial measurement
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- 238000005259 measurement Methods 0.000 title claims description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses an assembly fixture of a split charging type direct current torque motor for a laser strapdown inertial unit, which comprises a guide piece and a rotor connecting piece, wherein the guide piece is provided with a screw rod part and a first detachable connecting mechanism which is used for being detachably connected with a rotating shaft of the laser strapdown inertial unit, the screw rod part is coaxially arranged with the rotating shaft of the laser strapdown inertial unit when the guide piece is connected to the rotating shaft of the laser strapdown inertial unit, the rotor connecting piece is provided with a threaded through hole which is in threaded fit with the screw rod part and a second detachable connecting mechanism which is used for being detachably connected with an annular rotor of the torque motor, and the axis of the threaded through hole coincides with the axis of the annular rotor when the rotor connecting piece is connected to the annular rotor. The utility model has the advantages of reducing the operation difficulty, improving the assembly efficiency and precision, ensuring the assembly reliability, along with simple structure, low cost, simple and flexible operation, and the like.
Description
Technical Field
The utility model relates to the technical field of assembly equipment, in particular to an assembly fixture of a split charging type direct current torque motor for a laser strapdown inertial measurement unit.
Background
The split charging type direct current torque motor for the laser strapdown inertial unit consists of an annular stator, an annular rotor and an electric brush, wherein the annular stator and the annular rotor are required to be connected and installed in sequence during assembly, namely, screws penetrate through connecting lugs with holes arranged on the outer side face of the annular stator, the annular stator is fixed on a stator adapter of the laser strapdown inertial unit, the annular rotor is placed in the middle of the annular stator, the screws penetrate through the connecting lugs with the holes arranged on the inner side face of the annular rotor, and the annular rotor is fixed on a rotating shaft of the laser strapdown inertial unit. However, the prior art is all manual to assemble annular stator and annular rotor, because torque motor has higher requirement to the axiality between annular stator and the annular rotor when using, torque motor annular stator and the annular rotor all are magnetic material simultaneously, have very strong magnetism adsorption effect each other, traditional bare-handed mounting mode needs manual overcome above-mentioned magnetism adsorption effect and guarantee annular stator and annular rotor's axiality, the operation degree of difficulty is big, assembly efficiency and precision are low, be difficult to guarantee annular stator and annular rotor's coaxial precision, assembly quality is difficult to guarantee, and if there is the deviation slightly in the assembly process, can cause annular stator and annular rotor to adsorb each other, the instantaneous impact that produces during the absorption is very likely to destroy annular stator and annular rotor's magnet steel, lead to the motor to damage.
Disclosure of Invention
The split charging type direct current torque motor for the laser strapdown inertial component has the advantages of being capable of overcoming the defects existing in the prior art, reducing operation difficulty, improving assembly efficiency and precision, guaranteeing assembly reliability, being simple in structure, low in cost, and convenient and flexible to operate.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an assembly fixture of partial shipment formula direct current torque motor for laser strapdown inertial measurement unit, includes guide and rotor connecting piece, the guide is equipped with screw rod portion and is used for with the first detachable coupling mechanism that the pivot of laser strapdown inertial measurement unit is connected with the detachable mode, screw rod portion is coaxial with the pivot of laser strapdown inertial measurement unit when the guide is connected to the pivot of laser strapdown inertial measurement unit, the rotor connecting piece be equipped with screw rod portion screw-threaded through hole and be used for with torque motor's annular rotor with the detachable second detachable coupling mechanism who connects, screw thread through hole's axis coincides with annular rotor's axis when the rotor connecting piece is connected to annular rotor.
As a further improvement of the above technical scheme:
the first detachable connecting mechanism comprises a guide piece flange fixedly connected to one end of the screw rod part, and the guide piece flange is provided with a plurality of first screw mounting holes used for penetrating screws to connect and fasten the guide piece flange and a rotating shaft of the laser strapdown inertial measurement unit.
The guide is sized to allow passage of the guide through the central space of the annular rotor.
The rotor connecting piece includes the main part, the screw thread through-hole is located in the main part, the second can dismantle coupling mechanism including the rigid coupling be in rotor connecting piece flange in the main part, rotor connecting piece flange is equipped with a plurality of second screw mounting holes that encircle screw thread through-hole interval arrangement, second screw mounting holes are used for passing the screw with rotor connecting piece flange with the annular rotor medial surface is from the connection lug connection fastening of taking in order to install the rotor connecting piece fixed at annular rotor's middle part.
When the rotor connecting piece is fixedly connected to the middle part of the annular rotor, more than one through space is formed between the rotor connecting piece and the inner side surface of the annular rotor, and the second screw mounting hole of at least one connecting lug is positioned in the through space.
The main body is a polygonal column body convenient to screw.
The main body is provided with more than one inserting hole for inserting the stressing rod piece so as to facilitate the turning of the main body on the screw rod part.
Compared with the prior art, the utility model has the advantages that:
when the assembly tool of the split-type direct current torque motor for the laser strap-down inertial unit is used, after the annular stator of the torque motor is connected, the guide piece can be connected and fixed to the rotating shaft of the laser strap-down inertial unit through the first detachable mechanism, the rotor connecting piece is connected and fixed to the annular rotor of the torque motor through the second detachable mechanism, then the threaded through hole of the rotor connecting piece is connected with the screw rod part of the guide piece in a threaded fit manner, the rotor connecting piece is rotated to move along the screw rod part until the annular rotor is in butt joint with the rotating shaft of the laser strap-down inertial unit, and then the screw is used for connecting and fixing the annular rotor with the rotating shaft of the laser strap-down inertial unit, so that the assembly of the annular rotor can be completed. The assembling tool of the split charging type direct current torque motor for the laser strapdown inertial measurement unit has the advantages of being simple in structure, low in cost, and simple and flexible to operate.
Drawings
Fig. 1 is a schematic perspective view of an assembly tool at the time of assembly.
Fig. 2 is a schematic perspective view of a guide.
Fig. 3 is a schematic perspective view of a rotor connection.
Fig. 4 is a schematic perspective view of an annular rotor.
Legend description:
1. a guide; 11. a screw portion; 12. a guide flange; 121. a first screw mounting hole; 2. a rotor connection; 21. a threaded through hole; 22. a main body; 221. a plug hole; 23. a rotor connector flange; 24. a second screw mounting hole; 3. a through space; 100. an annular rotor; 101. connecting the lugs; 200. an annular stator.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1 to 4, the assembly fixture of the split-type direct current torque motor for the laser strapdown inertial unit of the present embodiment includes a guide member 1 and a rotor connecting member 2, the guide member 1 is provided with a screw portion 11 and a first detachable connection mechanism for detachably connecting with a rotating shaft of the laser strapdown inertial unit, the screw portion 11 is coaxially arranged with the rotating shaft of the laser strapdown inertial unit when the guide member 1 is connected to the rotating shaft of the laser strapdown inertial unit, the rotor connecting member 2 is provided with a threaded through hole 21 in threaded engagement with the screw portion 11 and a second detachable connection mechanism for detachably connecting with an annular rotor 100 of the torque motor, and an axis of the threaded through hole 21 coincides with an axis of the annular rotor 100 when the rotor connecting member 2 is connected to the annular rotor 100. When the assembly tool of the split-type direct current torque motor for the laser strapdown inertial unit is used, after the annular stator 200 of the torque motor is connected, the guide piece 1 can be connected and fixed to the rotating shaft of the laser strapdown inertial unit through the first detachable mechanism, the rotor connecting piece 2 can be connected and fixed to the annular rotor 100 of the torque motor through the second detachable mechanism, then the threaded through hole 21 of the rotor connecting piece 2 is in threaded fit connection with the screw rod part 11 of the guide piece 1, the rotor connecting piece 2 is rotated along the screw rod part 11 until the annular rotor 100 is in butt joint with the rotating shaft of the laser strapdown inertial unit, the annular rotor 100 is connected and fixed with the rotating shaft of the laser strapdown inertial unit through screws, and the assembly of the annular rotor 100 can be completed. The assembling tool of the split charging type direct current torque motor for the laser strapdown inertial measurement unit has the advantages of being simple in structure, low in cost, and simple and flexible to operate.
In this embodiment, the first detachable connection mechanism includes a guide flange 12 fixedly connected to one end of the screw portion 11, and the guide flange 12 is provided with a plurality of first screw mounting holes 121 for fastening the guide flange 12 and the rotating shaft of the laser strap-down inertial unit by passing through screws. The guide flange 12 is attached to the end part of the rotating shaft of the laser strapdown inertial unit, and screws penetrate through the first screw mounting holes 121 to be connected with the rotating shaft of the laser strapdown inertial unit, so that the guide flange 12 can be fixed on the rotating shaft of the laser strapdown inertial unit, and the first detachable connecting mechanism is simple in structure, easy to assemble and disassemble and good in connecting stability.
In this embodiment, the guide 1 is sized to allow the guide 1 to pass through the central space of the annular rotor 100. After the annular rotor 100 is connected with the rotating shaft of the laser strapdown inertial measurement unit in the assembly process, the guide piece 1 can be detached and taken out from the middle space of the annular rotor 100.
In this embodiment, the rotor connector 2 includes a main body 22, a threaded through hole 21 is disposed on the main body 22, the second detachable connection mechanism includes a rotor connector flange 23 fixedly connected to the main body 22, the rotor connector flange 23 is provided with a plurality of second screw mounting holes 24 spaced around the threaded through hole 21, and the second screw mounting holes 24 are used for fastening the rotor connector flange 23 and a connection lug 101 on the inner side surface of the annular rotor 100 through screws so as to fix the rotor connector 2 in the middle of the annular rotor 100. After arranging the rotor connecting piece 2 in the middle part of the annular rotor 100, the rotor connecting piece 2 can be fixed on the annular rotor 100 by adopting screws to penetrate through the second screw mounting holes 24 of the rotor connecting piece flange 23 and connecting lugs 101 on the inner side surface of the annular rotor 100, and the second detachable connecting mechanism is directly matched and connected with the connecting lugs 101 on the inner side surface of the annular rotor 100 without arranging additional connecting mechanisms on the annular rotor 100.
In this embodiment, when the rotor connector 2 is fixedly connected to the middle part of the annular rotor 100, more than one through space 3 is provided between the rotor connector 2 and the inner side surface of the annular rotor 100, and the second screw mounting hole 24 of at least one connecting lug 101 is located in the through space 3. After the rotating shafts of the annular rotor 100 and the laser strapdown inertial unit are aligned in place during assembly, the annular rotor 100 is connected and fixed with the rotating shafts of the laser strapdown inertial unit by penetrating the through space 3 through the second screw mounting holes 24 of the connecting lugs 101 by using screws, and after the guide piece 1 and the rotor connecting piece 2 are disassembled and taken out, the annular rotor 100 is connected with the rotating shafts of the laser strapdown inertial unit by penetrating the second screw mounting holes 24 of the other connecting lugs 101 by using screws, so that the assembly convenience can be improved. Preferably, all connection lugs 101 which are not connected to the rotor connection flange 23 are located in the through-space 3.
In this embodiment, the body 22 is a polygonal cylinder that is easy to screw. The polygonal cylindrical body 22 facilitates manual gripping and screwing, or screwing with a wrench.
In this embodiment, the main body 22 is provided with one or more insertion holes 221 for inserting the force bar member so as to facilitate the rotation of the wrench main body 22 on the screw portion 11. The force bar can be inserted into the insertion hole 221, and the main body 22 is pulled to rotate by the force bar, so that the operation is easier and more labor-saving.
The above description is merely a preferred embodiment of the present utility model, and the scope of the present utility model is not limited to the above examples. Modifications and variations which would be obvious to those skilled in the art without departing from the spirit of the utility model are also considered to be within the scope of the utility model.
Claims (7)
1. The utility model provides an assembly fixture of partial shipment formula direct current torque motor for laser strapdown is used to group which characterized in that: the laser strapdown inertial measurement unit comprises a guide piece (1) and a rotor connecting piece (2), wherein the guide piece (1) is provided with a screw rod part (11) and a first detachable connecting mechanism which is used for being detachably connected with a rotating shaft of the laser strapdown inertial measurement unit, the screw rod part (11) is coaxially arranged with the rotating shaft of the laser strapdown inertial measurement unit when the guide piece (1) is connected to the rotating shaft of the laser strapdown inertial measurement unit, the rotor connecting piece (2) is provided with a threaded through hole (21) which is in threaded fit with the screw rod part (11) and a second detachable connecting mechanism which is used for being detachably connected with an annular rotor (100) of a torque motor, and the axis of the threaded through hole (21) coincides with the axis of the annular rotor (100) when the rotor connecting piece (2) is connected to the annular rotor (100).
2. The assembly fixture for split charging type direct current torque motor for laser strapdown inertial measurement unit as set forth in claim 1, wherein: the first detachable connecting mechanism comprises a guide piece flange (12) fixedly connected to one end of the screw rod part (11), and the guide piece flange (12) is provided with a plurality of first screw mounting holes (121) used for connecting and fastening the guide piece flange (12) and a rotating shaft of the laser strapdown inertial measurement unit through screws.
3. The assembly fixture for split charging type direct current torque motor for laser strapdown inertial measurement unit as set forth in claim 1, wherein: the guide (1) is dimensioned to allow passage of the guide (1) from the central space of the annular rotor (100).
4. The assembly fixture for the split charging type direct current torque motor for the laser strapdown inertial measurement unit according to any one of claims 1 to 3, wherein: the rotor connecting piece (2) comprises a main body (22), a threaded through hole (21) is formed in the main body (22), the second detachable connecting mechanism comprises a rotor connecting piece flange (23) fixedly connected to the main body (22), the rotor connecting piece flange (23) is provided with a plurality of second screw mounting holes (24) which are arranged at intervals around the threaded through hole (21), and the second screw mounting holes (24) are used for penetrating screws to connect and fasten the rotor connecting piece flange (23) with connecting lugs (101) of the inner side face of the annular rotor (100) so as to fix the rotor connecting piece (2) in the middle of the annular rotor (100).
5. The assembly fixture for the split charging type direct current torque motor for the laser strapdown inertial measurement unit, which is characterized in that: when the rotor connecting piece (2) is fixedly connected to the middle part of the annular rotor (100), more than one through space (3) is formed between the rotor connecting piece (2) and the inner side surface of the annular rotor (100), and the second screw mounting hole (24) of at least one connecting lug (101) is positioned in the through space (3).
6. The assembly fixture for the split charging type direct current torque motor for the laser strapdown inertial measurement unit, which is characterized in that: the main body (22) is a polygonal cylinder which is convenient to screw.
7. The assembly fixture for the split charging type direct current torque motor for the laser strapdown inertial measurement unit, which is characterized in that: the main body (22) is provided with more than one inserting hole (221) for inserting a force rod piece so as to facilitate the turning of the main body (22) on the screw rod part (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098408.4U CN220732572U (en) | 2023-08-04 | 2023-08-04 | Assembly fixture of split charging type direct current torque motor for laser strapdown inertial measurement unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098408.4U CN220732572U (en) | 2023-08-04 | 2023-08-04 | Assembly fixture of split charging type direct current torque motor for laser strapdown inertial measurement unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220732572U true CN220732572U (en) | 2024-04-05 |
Family
ID=90486646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322098408.4U Active CN220732572U (en) | 2023-08-04 | 2023-08-04 | Assembly fixture of split charging type direct current torque motor for laser strapdown inertial measurement unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220732572U (en) |
-
2023
- 2023-08-04 CN CN202322098408.4U patent/CN220732572U/en active Active
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