CN211388747U - Marking off repair and match instrument suitable for closed and semi-closed regional covering - Google Patents
Marking off repair and match instrument suitable for closed and semi-closed regional covering Download PDFInfo
- Publication number
- CN211388747U CN211388747U CN201922151274.1U CN201922151274U CN211388747U CN 211388747 U CN211388747 U CN 211388747U CN 201922151274 U CN201922151274 U CN 201922151274U CN 211388747 U CN211388747 U CN 211388747U
- Authority
- CN
- China
- Prior art keywords
- section
- cylinder
- marking
- hole
- scribing
- 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
Abstract
The utility model discloses a marking off repair instrument suitable for closed and semi-closed regional covering, including the scriber seat, the marking off needle, a spring, the annular knurl nut, annular knurl holding screw and annular knurl crew head screw, the scriber seat includes the mesa, mesa and connecting portion down, it is middle cylinder boss that is equipped with the cylinder through-hole to go up mesa one end, the cylinder through-hole is from last to dividing into first section down, second section and third section, first section passes through the internal thread and is connected with annular knurl holding screw, place the spring in the second section, the third section is used for placing the marking off needle, the lateral wall of cylinder boss is equipped with the first section with the cylinder through-hole and the communicating vertical recess of second section, annular knurl crew head screw passes vertical recess and fixes the marking off needle, annular knurl nut connects cylinder boss and. The skin scribing and repairing tool is strong in operability, free of space limitation, wide in application range and capable of realizing rapid scribing, effectively reduces risk of skin scribing errors and improves skin scribing and repairing quality.
Description
Technical Field
The utility model relates to an aircraft assembly manufacturing process equips technical field, specifically is a marking off repair and repair instrument suitable for closed and semi-closed regional covering.
Background
In the process of aircraft assembly, due to the fact that the skin is small in rigidity and large in size, interchangeability is difficult to achieve in skin machining, and certain process allowance is often reserved on the skin in order to guarantee the final skin butt joint assembly requirement and the size position relation. Often, an operator is required to position and repair the skin-like parts of the aircraft when the aircraft structure is in a semi-closed or closed state. At the moment, great difficulty is brought to the positioning of the skin, and at present, an operator usually uses a pencil and a steel plate ruler repeatedly to perform manual marking and repairing after the skin is measured. The scribing method has the following defects:
(a) the marking process is complicated, and the efficiency is lower
Because the aircraft structure has been under semi-closed or closed state, the operation workman uses the covering of butt joint with it as the benchmark to carry out the sectional type to get the point to the covering, connects the point in proper order and draws a line, and the point that takes is connected to the sectional type is got the point and is got a lot, and its process of getting point and tie point is loaded down with trivial details, consumes time, and efficiency is lower.
(b) The repairing quality is not high
In the process of skin allowance repair, because the existing skin allowance drawing tool is a steel plate ruler and the drawing method is a multi-section point-taking and line-drawing method, certain errors exist in actual operation, and the skin butt joint gap is not uniform.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a marking off repair tools suitable for closed and semi-enclosed region covering. The skin scribing block has the advantages of strong operability, no space limitation, wide application range, capability of realizing rapid scribing, reduction of risk of skin scribing errors and improvement of skin scribing repair quality.
The utility model adopts the technical proposal that: a scribing repair tool suitable for covering of a closed and semi-closed area comprises a scribing seat, scribing needles, springs, a knurled nut, a knurled set screw and a knurled flat head screw, wherein the scribing seat comprises an upper table top and a lower table top which are arranged in parallel from top to bottom, the lower table top is used for placing the covering, one end of the upper table top is connected with the lower table top through a connecting part, the other end of the upper table top is provided with a cylindrical boss, a cylindrical through hole is formed in the middle of the cylindrical boss, the cylindrical through hole is divided into a first section, a second section and a third section from top to bottom, the first section is connected with the knurled set screw through internal threads, the springs are placed in the second section, the springs are used for adjusting the distance between the scribing needles and the covering of the lower table top according to the thickness of the covering, the third section is used for placing the scribing needles, vertical grooves are formed in the side walls of the cylindrical boss, the knurling grub screw passes vertical recess and fixes the marking pin, the knurling nut is connected cylinder boss and knurling holding screw.
Furthermore, the diameter of the third section of the cylindrical through hole is smaller than that of the second section, and the diameter of the second section is the same as the inner diameter of the internal thread of the first section.
Furthermore, the scribing needle is a needle-shaped cylinder and is divided into a cylinder head, a cylinder middle part and a conical tail part, the cylinder head is provided with a cylinder pin hole, the knurled flat-head screw penetrates through the vertical groove and is inserted into the cylinder pin hole so as to fix the scribing needle, the diameter of the cylinder head is smaller than that of the second section of the cylinder through hole and is larger than that of the third section of the cylinder through hole, the diameter of the cylinder middle part is smaller than that of the third section of the cylinder through hole, and the conical tail part is used for scribing on the skin.
Further, the upper end outside of cylinder boss is equipped with the external screw thread, the lower part of annular knurl nut be equipped with cylinder boss external screw thread complex internal thread portion, the upper portion of annular knurl nut be equipped with annular knurl holding screw's screw rod section complex through-hole, annular knurl holding screw's screw rod section length is greater than the length of cylinder through-hole first section, the annular knurl nut will through internal thread portion and through-hole cylinder boss with annular knurl holding screw connects.
Furthermore, a step cylindrical handle is fixed on the surface of a connecting part connecting the upper table top and the lower table top, a threaded section is arranged at one end of the handle and is fixed with the scriber seat, and a knurl is arranged on the surface of the handle.
The utility model has the advantages that: the utility model discloses an installation of the quick repair of sealed and semi-enclosed area covering provides a reliable, general covering marking off repair instrument. The marking pin of the skin marking and repairing tool can be adjusted, so that the skin marking and repairing tool can be suitable for marking and repairing skins with different thicknesses, the specification and the number of the skin marking tools special for sheathing are greatly reduced, and the use and the management of the tools are simplified. The skin scribing and repairing tool is strong in operability, free of space limitation, wide in application range and capable of realizing rapid scribing, effectively reduces risk of skin scribing errors and improves skin scribing and repairing quality.
Drawings
Fig. 1 is a schematic structural view of the scriber base of the skin scribing tool of the present invention;
fig. 2 is a top view of the scriber base of the skin scribing tool of the present invention;
FIG. 3 is a schematic structural view of the skin marking tool handle of the present invention;
FIG. 4 is a schematic structural view of the marking pin of the skin marking tool of the present invention;
FIG. 5 is a schematic structural view of a knurled set screw of the skin marking tool of the present invention;
FIG. 6 is a schematic structural view of the knurled nut of the skin marking tool of the present invention;
FIG. 7 is a schematic structural view of the skin marking tool of the present invention;
fig. 8 is a use state diagram of the skin marking tool of the present invention.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1 to 8, a scribing repair tool suitable for a covering of a closed and semi-closed area comprises a scribing seat 1, a scribing needle 3, a spring 6, a knurled nut 5, a knurled set screw 4 and a knurled flat head screw 7, wherein the scribing seat 1 comprises an upper table top 11 and a lower table top 12 which are arranged in parallel up and down, the lower table top 12 is used for placing the covering, one end of the upper table top 11 is connected with the lower table top 12 through a connecting part 13, the other end of the upper table top is provided with a cylindrical boss 14, a cylindrical through hole 15 is arranged in the middle of the cylindrical boss, the cylindrical through hole 15 is divided into a first section 151, a second section 152 and a third section 153 from top to bottom, the first section 151 is connected with the knurled set screw 4 through internal threads, and the knurled set screw 4 is used for pressing down the spring 6 and the scribing needle 3 (the knurled set. Place spring 6 in the second section 152, spring 6 is used for adjusting the distance between scribing needle 3 and the lower mesa covering according to covering thickness, and third section 153 is used for placing scribing needle 3, and the lateral wall of cylinder boss 14 is equipped with vertical recess 141, and vertical recess 141 communicates with each other with first section 151 and the second section 152 of cylinder through-hole, and knurling grub screw 7 passes vertical recess 141 and fixes scribing needle 3, and knurling nut 5 connects cylinder boss 14 and knurling holding screw 4.
The diameter of the third section 153 of the cylindrical through hole is smaller than the diameter of the second section 152, and the diameter of the second section 152 is the same as the inner diameter of the internal thread of the first section 151.
The marking pin 3 is a needle-shaped cylinder and is divided into a cylinder head 31, a cylinder middle 32 and a conical tail 33, the cylinder head 31 is provided with a cylinder pin hole 311, a knurled flat head screw 7 penetrates through the vertical groove 141 and is inserted into the cylinder pin hole 311 so as to fix the marking pin 3 and the marker holder 1, the diameter of the cylinder head 31 is smaller than that of the second section 152 of the cylinder through hole and larger than that of the third section 153 of the cylinder through hole, the diameter of the cylinder middle 32 is smaller than that of the third section 153 of the cylinder through hole, and the conical tail 33 is used for marking on a skin. The relative position between the marking needle and the skin can be set according to the requirement of the skin butt seam clearance with different requirements.
The upper end outside of cylinder boss 14 is equipped with external screw thread 142, the lower part of annular knurl nut 5 be equipped with cylinder boss external screw thread 142 complex internal thread portion 51, the upper portion of annular knurl nut 5 be equipped with annular knurl holding screw 4 the screw section complex through-hole 52, annular knurl holding screw 4's screw section 41 length is greater than the length of cylinder through-hole first section 151, annular knurl nut 5 passes through internal thread portion 51 and through-hole 52 and is connected cylinder boss 14 and annular knurl holding screw 4.
A step cylindrical handle 2 is fixed on the surface of a connecting part 13 connecting the upper table top 11 and the lower table top 12, a threaded section 21 is arranged at one end of the handle 2 and is fixed with the scriber seat 1, knurling is arranged on the surface of the handle, the handle is convenient to hold, and the scribing needle is used for scribing on the skin through translating the handle.
The assembly process is as follows:
firstly, inserting the knurled flat-head screw 7 into the cylindrical pin hole 311 of the scribing pin 3, sliding the knurled flat-head screw into the third section 153 of the cylindrical through hole along the vertical groove 141 of the cylindrical boss 14, and clamping the cylindrical head 31 of the scribing pin 3 at the bottom end of the second section 152 of the cylindrical through hole;
secondly, the spring 6 is placed in the second section 152 of the cylindrical through hole;
thirdly, the lower part of the knurled nut 5 is matched with the external thread 141 of the cylindrical boss;
fourthly, the screw section of the knurled holding screw 4 is in threaded connection with the first section 151 of the cylindrical through hole, and meanwhile, the upper through hole 52 of the knurled nut 5 is also matched with the screw section of the knurled holding screw 4;
fifthly, adjusting the knurling set screw 4 according to the requirement of the skin butt seam clearance of different requirements, so as to press the spring 6 and the scribing needle 3 downwards to adjust the relative position between the scribing needle and the skin.
The working principle is as follows:
(1) limiting through a lower table surface on the scriber base 1 by taking the skin 8 as a reference;
(2) after the skin 9 and the skin 8 are positioned on the same plane, the rest part is lapped on the lower table surface of the scriber seat;
(3) the spring 6 is pressed down through the knurled set screw 4, the scribing needle 3 is pressed down through the spring 6, and the scribing needle 3 is locked by the knurled flat-head screw 7.
(4) The whole scriber seat is driven to move by translating the handle 2, so that the scribing needle 3 can scribe lines on the skin 9.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (5)
1. A marking and repairing tool suitable for covering of a closed and semi-closed area is characterized by comprising a marking device seat, a marking needle, a spring, a knurled nut, a knurled set screw and a knurled flat head screw, wherein the marking device seat comprises an upper table top and a lower table top which are arranged in parallel from top to bottom, the lower table top is used for placing the covering, one end of the upper table top is connected with the lower table top through a connecting part, the other end of the upper table top is provided with a cylindrical boss, a cylindrical through hole is arranged in the middle of the cylindrical boss, the cylindrical through hole is divided into a first section, a second section and a third section from top to bottom, the first section is connected with the knurled set screw through internal threads, the spring is placed in the second section, the spring is used for adjusting the distance between the marking needle and the covering of the lower table top according to the thickness of the covering, the third section is, the vertical groove is communicated with the first section and the second section of the cylindrical through hole, the knurled flat-head screw penetrates through the vertical groove to fix the scribing needle, and the knurled nut is connected with the cylindrical boss and the knurled set screw.
2. The marking and repairing tool for the skin of the closed and semi-closed area as claimed in claim 1, wherein the diameter of the third section of the cylindrical through hole is smaller than that of the second section, and the diameter of the second section is the same as the inner diameter of the internal thread of the first section.
3. The scribing repair tool for the skin of the closed and semi-closed area according to claim 1, wherein the scribing needle is a needle-shaped cylinder and is divided into a cylinder head, a cylinder middle part and a conical tail part, the cylinder head is provided with a cylinder pin hole, the knurled flat head screw is inserted into the cylinder pin hole through the vertical groove so as to fix the scribing needle, the diameter of the cylinder head is smaller than that of the second section of the cylinder through hole and larger than that of the third section of the cylinder through hole, the diameter of the cylinder middle part is smaller than that of the third section of the cylinder through hole, and the conical tail part is used for scribing on the skin.
4. The marking and repairing tool for the skin of the closed and semi-closed area as claimed in claim 1, wherein the outer side of the upper end of the cylindrical boss is provided with an external thread, the lower part of the knurled nut is provided with an internal thread part matched with the external thread of the cylindrical boss, the upper part of the knurled nut is provided with a through hole matched with the screw section of the knurled set screw, and the knurled nut connects the cylindrical boss and the knurled set screw through the internal thread part and the through hole.
5. The marking and repairing tool for the skin of the closed and semi-closed area as claimed in claim 1, wherein a stepped cylindrical handle is fixed on the surface of the connecting part connecting the upper table top and the lower table top, a threaded section is arranged at one end of the handle to be fixed with the marking device seat, and knurling is arranged on the surface of the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151274.1U CN211388747U (en) | 2019-12-05 | 2019-12-05 | Marking off repair and match instrument suitable for closed and semi-closed regional covering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922151274.1U CN211388747U (en) | 2019-12-05 | 2019-12-05 | Marking off repair and match instrument suitable for closed and semi-closed regional covering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211388747U true CN211388747U (en) | 2020-09-01 |
Family
ID=72207299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922151274.1U Active CN211388747U (en) | 2019-12-05 | 2019-12-05 | Marking off repair and match instrument suitable for closed and semi-closed regional covering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211388747U (en) |
-
2019
- 2019-12-05 CN CN201922151274.1U patent/CN211388747U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202357158U (en) | Scriber | |
| CN107584156B (en) | Boring machining and positioning method for big head end of engine connecting rod | |
| CN206296700U (en) | A kind of clamp for machining | |
| CN211388747U (en) | Marking off repair and match instrument suitable for closed and semi-closed regional covering | |
| CN202684587U (en) | Jig special for heading machine supporting leg boring hole | |
| CN210412713U (en) | End face reverse countersink drill | |
| CN211588545U (en) | Convenient auxiliary positioning device of lathe | |
| CN110722375B (en) | Fixing device and method for processing n-shaped arc parts | |
| CN201618991U (en) | Thin-wall part drill and boring and finish-milling positioning surface clamping fixture | |
| CN213945542U (en) | Pin installation device | |
| CN215281821U (en) | Drilling positioning device for forklift portal support | |
| CN203696003U (en) | Tuning clamp with axial positioning device | |
| CN213562559U (en) | Large-allowance skin edge scriber | |
| CN217193788U (en) | Reaming pin pressing mechanism with correcting function | |
| CN213701425U (en) | Device for determining punch position of cold stamping die | |
| CN206250916U (en) | A kind of clamp tool of electric motor end cap | |
| CN216328274U (en) | Adjustable aircraft skin butt seam gap repairing and marking tool | |
| CN219468033U (en) | Punching device for wing horizontal measurement point | |
| CN216883942U (en) | Special marking device of unmanned aerial vehicle structure assembly | |
| CN204799797U (en) | Symmetry U type support side blow circular arc and compound die that punches a hole | |
| CN220312265U (en) | Fixed-height directional welding auxiliary tool for medical instrument | |
| CN204524718U (en) | A kind of boring and pressure lining composite structure of automobile secondary cistern | |
| CN210790809U (en) | Novel high-efficiency assembly tool for adapter | |
| CN104669012A (en) | Shifting fork clamp with guide element | |
| CN220196752U (en) | A quick welding set for box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Nanchang high tech Industrial Development Zone, Jiangxi Province Patentee after: JIANGXI HONGDU AVIATION INDUSTRY GROUP Co.,Ltd. Address before: 330000 Jiangxi city in Nanchang Province, the new bridge box 460 box 5001 Patentee before: JIANGXI HONGDU AVIATION INDUSTRY GROUP Co.,Ltd. |