CN115056171B - Eccentric bidirectional positioning device - Google Patents
Eccentric bidirectional positioning device Download PDFInfo
- Publication number
- CN115056171B CN115056171B CN202210719937.9A CN202210719937A CN115056171B CN 115056171 B CN115056171 B CN 115056171B CN 202210719937 A CN202210719937 A CN 202210719937A CN 115056171 B CN115056171 B CN 115056171B
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- China
- Prior art keywords
- eccentric
- limiting
- base
- groove
- guide rod
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Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 229920005372 Plexiglas® Polymers 0.000 claims 1
- 239000002360 explosive Substances 0.000 description 6
- 230000000977 initiatory effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The invention provides an eccentric bidirectional positioning device which comprises an eccentric horizontal positioning base, a limiting base and a guide rod. According to the eccentric profile characteristics and the assembly angle relation of the parts, the eccentric horizontal positioning base is used for determining the horizontal standard of the fire tool by limiting the profile position of the eccentric special-shaped parts, the limiting base is used for determining the assembly angle of the fire tool by limiting the assembly position of the target special-shaped parts, and the two bases are combined to realize eccentric bidirectional positioning of the fire tool. The eccentric bidirectional positioning device of the invention does not need to measure and check by means of tools such as a scale, has accurate and simple operation, eliminates judgment errors caused by manual operation differences, and ensures the correctness of the assembly positions of the parts of the fire tool.
Description
Technical Field
The invention belongs to the technical field of initiating explosive devices, and particularly relates to an eccentric bidirectional positioning device.
Background
The assembly position and the action angle of the upper-level firer system are influenced by the position indexes such as the assembly direction, the angle and the like of the firer parts, and the assembly effect of the upper-level overall firer system is influenced. Therefore, the fire tool has strict requirements on position indexes such as assembly direction, angle and the like among parts.
For a initiating explosive device with an irregular appearance, two special-shaped parts at external assembly positions are not coaxially assembled, eccentric displacement and angle requirements exist, the accuracy of the relative assembly positions of the two special-shaped parts cannot be directly judged, and at present, only visual inspection by means of a staff gauge can be carried out, subjective judgment by a person is relied on, and certain deviation exists.
Disclosure of Invention
First, the technical problem to be solved
The invention provides an eccentric bidirectional positioning device, which aims to solve the technical problem of how to improve the accuracy of the assembly position of eccentric parts of a fire tool.
(II) technical scheme
In order to solve the technical problems, the invention provides an eccentric bidirectional positioning device, which comprises an eccentric horizontal positioning base, a limiting base and a guide rod; wherein,
the eccentric horizontal positioning base is of a cuboid structure with a groove, and the fixed groove on the bottom surface is used for accommodating the eccentric special-shaped part main body and limiting the position of the eccentric special-shaped part main body; the front end and the rear end of the fixed groove are respectively provided with an eccentric cylinder limit groove and a body limit groove, when the eccentric special-shaped part main body is placed in the fixed groove, the body limit groove is used for limiting the axial position of the body, and the eccentric cylinder limit groove is attached to the eccentric cylinder and used for limiting the eccentric cylinder to be horizontally parallel to the axis of the body; the upper surface of the front end of the eccentric horizontal positioning base is provided with a guide rod mounting hole;
the limiting base is of a slotted cuboid structure, the bottom surface of the limiting base is provided with a stepped slot, and two sides of the limiting base are respectively provided with a limiting groove and a positioning plane; the limiting groove is used for limiting the position of the main body of the eccentric special-shaped part, and the positioning plane is used for limiting the position of the positioning column of the target special-shaped part; guide rod sliding grooves with through structures, which are parallel to the axes of the stepped grooves, are processed on two sides of the upper surface and the lower surface of the limiting base;
the guide rod is a cylinder with threads and comprises a limit cylinder and a fixed stud connected with the limit cylinder; the fixed stud of the guide rod penetrates into the guide rod sliding groove of the limit base and is connected in the guide rod installation hole of the eccentric horizontal positioning base, the limit base and the eccentric horizontal positioning base are combined, the vertical direction positions of the two bases are limited, and meanwhile, the horizontal sliding position of the limit base on the eccentric horizontal positioning base is limited.
Further, the positioning device is made of organic glass.
Further, the number of the guide bars is two.
(III) beneficial effects
The invention provides an eccentric bidirectional positioning device which comprises an eccentric horizontal positioning base, a limiting base and a guide rod. According to the eccentric profile characteristics and the assembly angle relation of the parts, the eccentric horizontal positioning base is used for determining the horizontal standard of the fire tool by limiting the profile position of the eccentric special-shaped parts, the limiting base is used for determining the assembly angle of the fire tool by limiting the assembly position of the target special-shaped parts, and the two bases are combined to realize eccentric bidirectional positioning of the fire tool. The eccentric bidirectional positioning device of the invention does not need to measure and check by means of tools such as a scale, has accurate and simple operation, eliminates judgment errors caused by manual operation differences, and ensures the correctness of the assembly positions of the parts of the fire tool.
Drawings
FIG. 1 is a schematic diagram of an eccentric profile part to be joined;
FIG. 2 is a schematic diagram of the structure of a target shaped part to be connected;
FIG. 3 is a schematic view of the structure after the eccentric profile part is connected with the target profile part;
FIG. 4 is a schematic view of an eccentric bi-directional positioning device according to an embodiment of the present invention;
FIG. 5 is a schematic view of an eccentric horizontal positioning base structure according to an embodiment of the present invention;
FIG. 6 is a schematic view of a limiting base structure according to an embodiment of the present invention;
FIG. 7 is a schematic view of a guide bar according to an embodiment of the present invention;
FIG. 8 is a schematic illustration of the placement of an eccentric contoured part body in an embodiment of the present invention;
FIG. 9 is a schematic diagram illustrating a usage mode of the limiting base according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of the docking of the parts in an embodiment of the invention.
Detailed Description
To make the objects, contents and advantages of the present invention more apparent, the following detailed description of the present invention will be given with reference to the accompanying drawings and examples.
The embodiment provides an eccentric bidirectional positioning device which is used for connecting a target special-shaped part and an eccentric special-shaped part of a initiating explosive device. As shown in FIG. 1, the eccentric profile includes a body 4-1, an eccentric cylinder 4-2 and an eccentric profile thread 4-3. Wherein the eccentric cylinder 4-2 is arranged on the front end surface of the body 4-1 and is eccentrically arranged relative to the axis of the body 4-1. The front end of the eccentric cylinder 4-2 is provided with an eccentric special-shaped part thread 4-3.
As shown in fig. 2, the top of the target special-shaped part is provided with a positioning column 5-1, and the rear end is provided with a target special-shaped part thread 5-2.
When the eccentric special-shaped part is connected, the eccentric special-shaped part thread 4-3 is coaxially connected with the target special-shaped part thread 5-2, the body 4-1 of the eccentric special-shaped part is not coaxial with the eccentric special-shaped part thread 4-3, and eccentric displacement exists. The assembly position of the initiating explosive device requires that the axis of the eccentric special-shaped part body 4-1 is perpendicular to the axis of the positioning column 5-1 of the target special-shaped part, as shown in fig. 3.
Aiming at the assembly requirements, the eccentric bidirectional positioning device provided by the embodiment has the structure shown in fig. 4, and mainly comprises an eccentric horizontal positioning base 1, a limiting base 2 and a guide rod 3, which are all made of organic glass.
As shown in fig. 5, the eccentric horizontal positioning base 1 is a cuboid structure with a groove, and the fixed groove 1-1 on the bottom surface is used for accommodating the eccentric special-shaped part main body and limiting the position of the eccentric special-shaped part main body. The front end and the rear end of the fixed groove 1-1 are respectively provided with an eccentric cylinder limit groove 1-2 and a body limit groove 1-3. When the eccentric special-shaped part main body is placed in the fixing groove 1-1, the body limiting groove 1-3 is used for limiting the axial position of the body 4-1; the eccentric cylinder limiting groove 1-2 is attached to the eccentric cylinder 4-2 and used for limiting the eccentric cylinder 4-2 to be horizontally parallel to the axis of the body 4-1. In addition, two guide bar mounting holes 1-4 are machined in the upper surface of the front end of the eccentric horizontal positioning base 1.
As shown in fig. 6, the limit base 2 has a slotted cuboid structure, a stepped slot is formed in the bottom surface, and two sides are respectively a limit groove 2-1 and a locating plane 2-2. The limiting groove 2-1 is used for limiting the position of the eccentric special-shaped part main body 4-1, and the positioning plane 2-2 is used for limiting the position of the target special-shaped part positioning column 5-1. The two sides of the upper surface and the lower surface of the limit base 2 are provided with guide rod sliding grooves 2-3 with through structures, which are parallel to the axes of the stepped grooves.
As shown in fig. 7, the guide rod 3 is a cylinder with threads and comprises a limit cylinder 3-1 and a fixed stud 3-2 connected with the limit cylinder 3-1. The fixed stud 3-2 of the guide rod 3 penetrates the guide rod sliding groove 2-3 of the limit base 2 and is connected to the guide rod mounting hole 1-4 of the eccentric horizontal positioning base 1, the limit base 2 and the eccentric horizontal positioning base 1 are combined to limit the vertical direction positions of the two bases, and meanwhile the horizontal sliding position of the limit base 2 on the eccentric horizontal positioning base 1 is limited.
The using method of the eccentric bidirectional positioning device of the embodiment comprises the following steps:
s1, placing a body 4-1 of an eccentric special-shaped part into a fixed groove 1-1 of an eccentric horizontal positioning base 1, and limiting the axial position of the body 4-1 through a body limiting groove 1-3; the eccentric cylinder limiting groove 1-2 is attached to the eccentric cylinder 4-2, and the eccentric cylinder 4-2 is limited to be horizontally parallel to the axis of the body 4-1, as shown in fig. 8.
S2, the limiting groove 2-1 of the limiting base 2 faces the eccentric horizontal positioning base 1 and is pressed on the surface of the main body 4-1, the fixing studs 3-2 of the two guide rods 3 respectively penetrate through the guide rod sliding grooves 2-3 downwards and are screwed into the guide rod mounting holes 1-4 on the eccentric horizontal positioning base 1, the limiting cylinder 3-1 of the guide rod 3 is pressed on the outer surface of the guide rod sliding grooves 2-3, and the relative positions of the limiting base 2 and the eccentric horizontal positioning base 1 are adjusted so that the two end faces are basically level, as shown in FIG. 9.
S3, coaxially connecting the target special-shaped part thread 5-2 of the target special-shaped part and the eccentric special-shaped part thread 4-3 of the eccentric special-shaped part for a certain number of turns, sliding the limiting base 2 through the guide rod sliding groove 2-3, and enabling the horizontal end face of the positioning plane 2-2 to be attached to the end face of the positioning column 5-1 of the target special-shaped part, so that the position of the target special-shaped part is determined, and the position is shown in fig. 10.
The eccentric bidirectional positioning device adopts the combined design of the eccentric horizontal positioning base, the limiting base and the guide rod, and the eccentric horizontal positioning base and the limiting base can limit the assembly position of the initiating explosive device by utilizing the eccentric displacement and horizontal axis position relation of special-shaped parts and the axial angle relation between the parts, so that judgment errors caused by manual operation differences are eliminated, and the correctness of the assembly position of parts of the initiating explosive device is ensured.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (3)
1. The eccentric bidirectional positioning device is characterized by comprising an eccentric horizontal positioning base, a limiting base and a guide rod; wherein,
the eccentric horizontal positioning base is of a cuboid structure with a groove, and the fixed groove on the bottom surface is used for accommodating the eccentric special-shaped part main body and limiting the position of the eccentric special-shaped part main body; the front end and the rear end of the fixed groove are respectively provided with an eccentric cylinder limit groove and a body limit groove, when the eccentric special-shaped part main body is placed in the fixed groove, the body limit groove is used for limiting the axial position of the body, and the eccentric cylinder limit groove is attached to the eccentric cylinder and used for limiting the eccentric cylinder to be horizontally parallel to the axis of the body; the upper surface of the front end of the eccentric horizontal positioning base is provided with a guide rod mounting hole;
the limiting base is of a slotted cuboid structure, the bottom surface of the limiting base is provided with a stepped groove, and two sides of the limiting base are respectively provided with a limiting groove and a positioning plane; the limiting groove is used for limiting the position of the main body of the eccentric special-shaped part, and the positioning plane is used for limiting the position of the positioning column of the target special-shaped part; guide rod sliding grooves with through structures, which are parallel to the axes of the stepped grooves, are processed on two sides of the upper surface and the lower surface of the limiting base;
the guide rod is a cylinder with threads and comprises a limit cylinder and a fixed stud connected with the limit cylinder; the fixed stud of the guide rod penetrates into the guide rod sliding groove of the limit base and is connected in the guide rod installation hole of the eccentric horizontal positioning base, the limit base and the eccentric horizontal positioning base are combined, the vertical direction positions of the two bases are limited, and meanwhile, the horizontal sliding position of the limit base on the eccentric horizontal positioning base is limited.
2. The positioning device of claim 1 wherein said positioning device is fabricated from plexiglass.
3. The positioning device of claim 1 wherein the number of guide rods is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719937.9A CN115056171B (en) | 2022-06-23 | 2022-06-23 | Eccentric bidirectional positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719937.9A CN115056171B (en) | 2022-06-23 | 2022-06-23 | Eccentric bidirectional positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115056171A CN115056171A (en) | 2022-09-16 |
| CN115056171B true CN115056171B (en) | 2024-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210719937.9A Active CN115056171B (en) | 2022-06-23 | 2022-06-23 | Eccentric bidirectional positioning device |
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| CN (1) | CN115056171B (en) |
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|---|---|---|---|---|
| CN203518873U (en) * | 2013-10-12 | 2014-04-02 | 中国矿业大学(北京) | Plug gauge capable of measuring tapping depth |
| WO2015076184A1 (en) * | 2013-11-21 | 2015-05-28 | 日本精工株式会社 | Torque measurement unit for electric power steering device and method of assembling same |
| CN107053050A (en) * | 2017-02-20 | 2017-08-18 | 中核(天津)科技发展有限公司 | Aligning positioning clamping device |
| JP2018149651A (en) * | 2017-03-14 | 2018-09-27 | リョーエイ株式会社 | Positioning crimp mechanism and positioning crimp tool |
| CN208696862U (en) * | 2018-08-27 | 2019-04-05 | 平湖市涛强机械有限公司 | A kind of eccentric shaft positioning fixture |
| CN210550576U (en) * | 2019-06-28 | 2020-05-19 | 杭州兴鑫科技有限公司 | A anchor clamps for bent axle processing |
| CN212553461U (en) * | 2020-05-22 | 2021-02-19 | 湖北致远汽车管件有限公司 | Clamping device for machining automobile steel pipe |
| CN214292711U (en) * | 2020-11-19 | 2021-09-28 | 武汉汉德阀门股份有限公司 | Frock convenient to eccentric rotary valve body processing |
| CN216657641U (en) * | 2021-08-29 | 2022-06-03 | 西安北方庆华机电有限公司 | Positioning device for long-distance installation of special-shaped parts |
| CN216781649U (en) * | 2022-03-11 | 2022-06-21 | 徐工集团工程机械股份有限公司道路机械分公司 | Shaft assembly assembling tool |
-
2022
- 2022-06-23 CN CN202210719937.9A patent/CN115056171B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203518873U (en) * | 2013-10-12 | 2014-04-02 | 中国矿业大学(北京) | Plug gauge capable of measuring tapping depth |
| WO2015076184A1 (en) * | 2013-11-21 | 2015-05-28 | 日本精工株式会社 | Torque measurement unit for electric power steering device and method of assembling same |
| CN107053050A (en) * | 2017-02-20 | 2017-08-18 | 中核(天津)科技发展有限公司 | Aligning positioning clamping device |
| JP2018149651A (en) * | 2017-03-14 | 2018-09-27 | リョーエイ株式会社 | Positioning crimp mechanism and positioning crimp tool |
| CN208696862U (en) * | 2018-08-27 | 2019-04-05 | 平湖市涛强机械有限公司 | A kind of eccentric shaft positioning fixture |
| CN210550576U (en) * | 2019-06-28 | 2020-05-19 | 杭州兴鑫科技有限公司 | A anchor clamps for bent axle processing |
| CN212553461U (en) * | 2020-05-22 | 2021-02-19 | 湖北致远汽车管件有限公司 | Clamping device for machining automobile steel pipe |
| CN214292711U (en) * | 2020-11-19 | 2021-09-28 | 武汉汉德阀门股份有限公司 | Frock convenient to eccentric rotary valve body processing |
| CN216657641U (en) * | 2021-08-29 | 2022-06-03 | 西安北方庆华机电有限公司 | Positioning device for long-distance installation of special-shaped parts |
| CN216781649U (en) * | 2022-03-11 | 2022-06-21 | 徐工集团工程机械股份有限公司道路机械分公司 | Shaft assembly assembling tool |
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| Publication number | Publication date |
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| CN115056171A (en) | 2022-09-16 |
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