CN212330839U - Be used for unmanned aerial vehicle assembly screw thread locating pin structure - Google Patents
Be used for unmanned aerial vehicle assembly screw thread locating pin structure Download PDFInfo
- Publication number
- CN212330839U CN212330839U CN202021386416.9U CN202021386416U CN212330839U CN 212330839 U CN212330839 U CN 212330839U CN 202021386416 U CN202021386416 U CN 202021386416U CN 212330839 U CN212330839 U CN 212330839U
- Authority
- CN
- China
- Prior art keywords
- positioning pin
- section
- clamping plate
- tool
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Automatic Assembly (AREA)
Abstract
The utility model discloses a screw thread positioning pin structure for unmanned aerial vehicle assembly, which consists of a positioning pin body, a corner seat and a clamping plate component; the locating pin body is matched with the angle seat and is connected to the inner side of the end part of the clamping plate through a bolt and symmetrically installed. The positioning pin body comprises an outer hexagonal section, a pin handle, a tool withdrawal groove, a positioning pin rod, a guide section and a threaded section from the upper end part downwards in sequence; wherein, outer hexagonal section and pneumatic tool hexagonal pnematic sleeve cooperation, the round pin handle is the cylinder, raises the position of outer hexagonal on the one hand, and the pneumatic tool of being convenient for operates, and on the other hand is convenient for during the installation hand operation screw in layer board nut. The tool withdrawal groove is convenient for tool withdrawal during processing. The clamping plate assembly is accurately positioned on the wing assembly tool base through the positioning pin rod; the thread section is used for applying clamping force to enable the clamping plate assembly and the wing assembly tool base to be connected into a whole. The threaded positioning pin structure can complete the positioning and clamping function, and can be quickly operated by using a pneumatic tool, so that the production efficiency is greatly improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle wing assembly fixture technique, specifically speaking relates to a be used for unmanned aerial vehicle to assemble screw thread locating pin structure.
Background
Chinese patent CN206190680U discloses a 'gauge thread positioning pin mechanism', which is used for positioning an unmanned aerial vehicle assembly gauge, but has a complex structure, high manufacturing cost and small clamping force; the patent CN206495864U and CN203500217U respectively propose "a screw positioning pin", which is characterized in that the screw positioning pin is suitable for positioning a clamp, and the screw only has a positioning function and cannot be clamped. Although the three positioning screws GB828-88, GB829-88 and GB72-88 can play a role in positioning and clamping, the positioning accuracy is low, and the requirements of the aeronautical manufacturing industry cannot be met.
As shown in fig. 3, unmanned aerial vehicle wing assembly fixture cardboard part 8 generally comprises cardboard, two sets of corner seats, several setting element, and cardboard part 8 adopts two standards numbers to be HB 640's straight shank bolt location on the assembly fixture base to it is tight to press from both sides with 4 bolts.
The aircraft is generally produced in a single piece or in small batches, so that the cost is saved, the tool input quantity is small, but the assembly precision requirement is high, and therefore the trial assembly workload is large during assembly. Most typical pallet assemblies on wing assembly tools require repeated disassembly. The clamping plates are arranged in groups according to the number of ribs of the wing, so that the workload of assembling and disassembling the clamping plate assembly of the wing is large, and the production efficiency of the positioning and clamping mode is low; in addition, because the area of the angle seat is small, one pin hole and two bolt holes are arranged simultaneously, the operation space is small, the quick operation of a pneumatic tool is not facilitated, only manual operation can be realized, and the production efficiency is low.
Disclosure of Invention
In order to avoid the defects of the prior art and overcome the problems of complex positioning and clamping modes and low production efficiency of wing assembling tools of small and medium-sized unmanned aerial vehicles, the utility model provides a threaded positioning pin structure for unmanned aerial vehicle assembling; the thread positioning pin structure can complete positioning and clamping functions, can be quickly operated by using a pneumatic tool, is short in production operation, greatly improves the production efficiency, reduces the number of parts and reduces the production cost.
The utility model adopts the technical proposal that the positioning device comprises a positioning pin body, a corner seat and a clamping plate component, and is characterized in that the positioning pin body is matched with the corner seat, two sets of positioning pin bodies and the corner seat are respectively positioned at the inner side edge of the clamping plate end plane of the clamping plate component, and the corner seat is fixedly connected with the clamping plate component through a bolt;
the positioning pin body is sequentially provided with an outer hexagonal section, a pin handle, a first tool withdrawal groove, a positioning pin rod, a guide section, a second tool withdrawal groove and a thread section from the upper end part downwards, wherein the outer hexagonal section is used for being matched and connected with a hexagonal pneumatic sleeve of a pneumatic tool; the pin handle is of a cylindrical structure, a second tangent plane is arranged on the surface of the pin handle, knurling processing is carried out, the pin handle is screwed into a support plate nut of the wing assembly tool base, the first tool withdrawal groove is located at the joint of one end of the positioning pin rod and the pin handle, the second tool withdrawal groove is located at the other end of the positioning pin rod and the threaded section, the positioning pin rod is a cylinder and used for positioning the clamping plate assembly on the wing assembly tool base, and the diameter of the positioning pin rod is consistent with that of a pin hole in the clamping plate assembly; the guide section is used for guiding the positioning pin rod and finely adjusting the position of an upper supporting plate nut of the wing assembly tool base within 0-1 mm, and the thread section is used for applying clamping force to enable the clamping plate assembly and the wing assembly tool base to be connected into a whole.
The outer diameter of the pin handle is the same as or slightly larger than the maximum size of the section of the outer hexagonal section, and the length of the pin handle is 40-60 mm.
The positioning pin body is made of 45 parts#The steel is machined and formed, the heat treatment is HRC 28-32, and the surface is subjected to black anodizing treatment.
Advantageous effects
The utility model provides a be used for unmanned aerial vehicle to assemble screw thread locating pin structure comprises the spacer pin body, angle seat and cardboard subassembly, and the spacer pin body passes through bolted connection inboard at the cardboard tip with the cooperation of angle seat, and the spacer pin body is located cardboard tip inboard with the angle seat, and two sets of spacer pin body symmetry installation. The locating pin body structure is composed of an outer hexagonal section, a pin handle, a first tool withdrawal groove, a locating pin rod, a guide section, a second tool withdrawal groove and a thread section which are sequentially arranged from the upper end part downwards, the outer hexagonal section is used for being matched and connected with a pneumatic tool hexagonal pneumatic sleeve, the pin handle is a cylindrical structure, on one hand, the position of the outer hexagonal section is raised, the pneumatic tool is convenient to operate, on the other hand, the manual operation of an operator is convenient to install, and the locating pin body structure is smoothly screwed into a supporting plate nut of the wing assembly tool base. The first tool withdrawal groove is located at the joint of one end of the positioning pin rod and the pin handle, the second tool withdrawal groove is located at the other end of the positioning pin rod and the threaded section, and the first tool withdrawal groove and the second tool withdrawal groove are convenient to withdraw during machining. The locating pin rod is a cylinder and is used for accurately locating the clamping plate assembly on the base of the wing assembly tooling. The guide section is used for guiding the positioning pin rod and slightly adjusting the position of the supporting plate nut within 0-1 mm. The thread section is used for applying clamping force to enable the clamping plate assembly and the wing assembly tool base to be connected into a whole.
The utility model is used for unmanned aerial vehicle assembly screw thread locating pin structure not only accomplishes the location, presss from both sides tight function, can use pneumatic tool fast operation moreover, improves production efficiency. The defects of complex positioning and clamping modes and low production efficiency of the existing wing assembling tool are avoided.
The utility model is used for the unmanned aerial vehicle assembly screw thread locating pin structure, makes a spare part accomplish its function of three spare parts in the past, and the operating space is bigger, and the operation is more convenient; meanwhile, the mechanical operation can be carried out, the production time is only 10 percent of the past operation, the production efficiency is greatly improved, the number of parts is reduced, and the production cost is reduced.
Drawings
The utility model relates to a be used for unmanned aerial vehicle assembly screw thread locating pin structure is described in further detail below with the embodiment in the accompanying drawings.
Figure 1 is wing assembly fixture cardboard subassembly adoption the utility model discloses screw thread locating pin schematic structure.
Fig. 2 is the utility model is used for unmanned aerial vehicle assembly screw thread locating pin structure sketch map.
FIG. 3 is a schematic structural diagram of a clamping plate component of an unmanned aerial vehicle wing assembly fixture.
In the drawings
1. Outer hexagonal section 2, round pin 3, first tool withdrawal groove 4, locating pin pole 5, guide section 6, second tool withdrawal groove 7, screw thread section 8, cardboard part 9, cardboard subassembly
Detailed Description
This embodiment is a be used for unmanned aerial vehicle assembly screw thread locating pin structure.
Referring to fig. 1 and 2, the present embodiment is used for unmanned aerial vehicle assembly screw thread locating pin structure to comprise locating pin body, corner seat and cardboard subassembly, and the locating pin body cooperates with the corner seat, and two sets of locating pin bodies and corner seat are located the inboard edge of cardboard tip plane of cardboard subassembly respectively, and the corner seat passes through bolt fixed connection with the cardboard.
The positioning pin body structure comprises an outer hexagonal section 1, a pin handle 2, a first tool withdrawal groove 3, a positioning pin rod 4, a guide section 5, a second tool withdrawal groove 6 and a thread section 7 from the upper end part downwards in sequence; the outer hexagonal section 1 is used for being matched and connected with a hexagonal pneumatic sleeve of a pneumatic tool, and is designed according to the thread size of the thread section 7 and the specification of a bolt head corresponding to GB 5780. The pin handle 2 is of a cylindrical structure, so that on one hand, the position of the outer hexagon is raised, and the operation of a pneumatic tool is facilitated; and on the other hand, the outer surface of the bolt handle 2 is provided with a second tangent plane, knurling treatment is performed, so that an operator can conveniently and manually operate the bolt handle during installation, the bolt handle is smoothly screwed into a support plate nut of the base of the wing assembling tool, the outer diameter of the bolt handle is the same as or slightly larger than the maximum dimension of the section of the outer hexagonal section 1, and the length of the bolt handle is 40-60 mm. The first tool withdrawal groove 3 is located at the joint of one end of the positioning pin rod 4 and the pin handle 2, the second tool withdrawal groove 6 is located at the other end of the positioning pin rod 4 and the threaded section 7, and the first tool withdrawal groove 3 and the second tool withdrawal groove 6 are convenient to withdraw during machining. The locating pin rod 4 is a cylinder and is used for accurately locating the clamping plate assembly 9 on a base of the wing assembly tooling, the diameter of the locating pin rod is consistent with that of a pin hole in the clamping plate assembly 9, the tolerance is f7 or h7 grade, and the length of the locating pin rod is 2-3 mm shorter than the total length of the pin hole. The guide section 5 is used for guiding the positioning pin rod 4 and finely adjusting the position of an upper support plate nut of the base of the wing assembly tool within 0-1 mm. The thread section 7 is used for applying clamping force, the size and specification of the thread section are consistent with those of a corresponding support plate nut on the wing assembly tool base, and the clamping plate component 8 and the wing assembly tool base are connected into a whole.
The raw material of the main body of the threaded positioning pin in the embodiment is 45#The steel is subjected to HRC 28-32 thermal treatment and black anodization as surface treatment.
In the embodiment, one part is used for replacing three parts in the structure form of the threaded positioning pin, so that the operation space is larger during wing assembly, the operation is more convenient, meanwhile, the production time is only 10% of the past, the production efficiency is greatly improved, the number of the parts is reduced, and the production cost is reduced.
Claims (3)
1. A threaded positioning pin structure for unmanned aerial vehicle assembly comprises a positioning pin body, an angle seat and a clamping plate assembly, and is characterized in that the positioning pin body is matched with the angle seat, two sets of positioning pin bodies and the angle seat are respectively positioned at the inner side edge of the end plane of a clamping plate of the clamping plate assembly, and the angle seat is fixedly connected with the clamping plate assembly through a bolt;
the positioning pin body is sequentially provided with an outer hexagonal section, a pin handle, a first tool withdrawal groove, a positioning pin rod, a guide section, a second tool withdrawal groove and a thread section from the upper end part downwards, wherein the outer hexagonal section is used for being matched and connected with a hexagonal pneumatic sleeve of a pneumatic tool; the pin handle is of a cylindrical structure, a second tangent plane is arranged on the surface of the pin handle, knurling processing is carried out, the pin handle is screwed into a support plate nut of the wing assembly tool base, the first tool withdrawal groove is located at the joint of one end of the positioning pin rod and the pin handle, the second tool withdrawal groove is located at the other end of the positioning pin rod and the threaded section, the positioning pin rod is a cylinder and used for positioning the clamping plate assembly on the wing assembly tool base, and the diameter of the positioning pin rod is consistent with that of a pin hole in the clamping plate assembly; the guide section is used for guiding the positioning pin rod and finely adjusting the position of an upper supporting plate nut of the wing assembly tool base within 0-1 mm, and the thread section is used for applying clamping force to enable the clamping plate assembly and the wing assembly tool base to be connected into a whole.
2. The threaded positioning pin structure for unmanned aerial vehicle assembly according to claim 1, wherein the outer diameter of the pin handle is the same as or slightly larger than the maximum dimension of the cross section of the outer hexagonal section, and the length of the pin handle is 40-60 mm.
3. The threaded locating pin structure for unmanned aerial vehicle assembly according to claim 1, wherein the locating pin body is made of 45-degree steel#The steel is machined and formed, the heat treatment is HRC 28-32, and the surface is subjected to black anodizing treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386416.9U CN212330839U (en) | 2020-07-15 | 2020-07-15 | Be used for unmanned aerial vehicle assembly screw thread locating pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386416.9U CN212330839U (en) | 2020-07-15 | 2020-07-15 | Be used for unmanned aerial vehicle assembly screw thread locating pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212330839U true CN212330839U (en) | 2021-01-12 |
Family
ID=74080745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021386416.9U Active CN212330839U (en) | 2020-07-15 | 2020-07-15 | Be used for unmanned aerial vehicle assembly screw thread locating pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212330839U (en) |
-
2020
- 2020-07-15 CN CN202021386416.9U patent/CN212330839U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103831650B (en) | Fixture for machining holes in large and small ends of automotive engine connecting rod | |
| CN205520587U (en) | Spot facing work special fixture of pipe support board | |
| CN113120255B (en) | Full quick-witted assembly fixture of integral type | |
| CN114012690B (en) | Method for magnetically marking hole sites | |
| CN212330839U (en) | Be used for unmanned aerial vehicle assembly screw thread locating pin structure | |
| CN205465338U (en) | Back sub vehicle frame crossbeam mills slot hole anchor clamps | |
| CN111941328A (en) | Be used for unmanned aerial vehicle assembly screw thread locating pin structure | |
| CN113664530B (en) | Positioning device and assembling method for boosting tail section type frame tail butt joint | |
| CN107186623B (en) | Manual clamping fixture for grinding air vane | |
| CN112692604B (en) | Thin-wall machined part machining clamp | |
| CN213889060U (en) | Eccentric bearing turning clamp device | |
| CN211708198U (en) | Self-centering numerical milling fixture for aviation fairing parts | |
| CN212495163U (en) | Portable self-piercing riveter prepositioning device | |
| CN211413542U (en) | Bottom plate riveting platform | |
| CN210588288U (en) | Positioning and clamping composite device for machining differential mechanism shell assembly | |
| CN218874538U (en) | Retainer processing tool for thrust bearing | |
| CN209363674U (en) | Multi-drill bit Special drilling jig | |
| CN221270397U (en) | Processing positioner based on inflation principle | |
| CN112453954A (en) | Cabin section machining multipurpose tool | |
| CN217617945U (en) | Drilling and reaming fixture for titanium alloy framework-shaped part of airplane | |
| CN111168441A (en) | Stress-free pressing device | |
| CN211648690U (en) | Large-scale adjustable connecting rod locking device for rotary paster vehicle | |
| CN211161757U (en) | Forming die for locking threads | |
| CN221755381U (en) | Clamp for clamping automobile connecting rod in finish machining | |
| CN221390877U (en) | Mounting tool for bolt in limited space |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |