CN110671406A

CN110671406A - Assembling and disassembling pin for rudder

Info

Publication number: CN110671406A
Application number: CN201910948905.4A
Authority: CN
Inventors: 李国化; 申炳龙; 周彩霞
Original assignee: Nantong Huaxia Airplane Engineering Technology Co Ltd
Current assignee: Nantong Huaxia Airplane Engineering Technology Co Ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-01-10

Abstract

The invention provides a rudder dismounting and mounting correction pin which comprises a first end head, a pin body, a first hexagonal groove, an annular slot, a counter sink, an installation internal thread groove, a one-way correction assembly, a two-way correction assembly and anti-skid threads, wherein the first hexagonal groove is formed in the center of the top of the first end head; the bidirectional correcting and assembling component comprises a third end, a connecting lug, a second correcting and assembling rod, a third correcting and assembling rod and an installation external thread groove, and the third end is located in the center of the bottom of the counter sink. The anti-skid device is small in size, convenient to disassemble and assemble, capable of adapting to pin holes with different sizes when in use, convenient to twist and good in anti-skid effect.

Description

Assembling and disassembling pin for rudder

Technical Field

The invention relates to the technical field of pin shafts, in particular to a rudder assembling and disassembling calibration pin.

Background

When carrying out the dismouting, the rudder can select the connecting pin of various sizes for use to connect fixedly usually, and the connecting pin exists to be connected insecurely when fixed to the condition that comes off easily takes place for last connecting pin, rudder dismouting school dress round pin among the prior art, and the structure is simple and crude, and the size is single, when carrying out the school dress, can't satisfy the school dress of multiple size, consequently, it is very necessary to design rudder dismouting school dress round pin.

Disclosure of Invention

The invention aims to solve the technical problem of providing a rudder assembling and disassembling calibration pin which is small in size, convenient to assemble and disassemble, capable of adapting to pin holes with different sizes in use, convenient to twist and good in anti-skidding effect.

In order to solve the technical problem, an embodiment of the invention provides a rudder dismounting and mounting calibration pin which comprises a first end head, a pin body, a first hexagonal groove, an annular slot, a counter bore, a mounting internal thread groove, a one-way calibration assembly, a two-way calibration assembly and an anti-skid thread, wherein the first hexagonal groove is formed in the central position of the top of the first end head, the pin body is fixedly mounted in the center of the bottom of the first end head, the annular slot is formed in each of two sides of the pin body, the one-way calibration assembly is arranged on the outer side of the annular slot, the counter bore is formed in the bottom of the pin body, and the two-way calibration assembly is arranged on the outer side of the bottom of the counter bore;

two-way school dress subassembly includes that third end, connecting lug, second correct dress pole, third school dress pole and installation external thread groove, the third end is located the bottom central authorities in counter sink, the equal fixed mounting in both ends face central point department of third end has the connecting lug, and connecting lug and counter sink fixed connection, two the one end of connecting lug is fixed mounting respectively and is corrected dress pole and third school dress pole, and the second is corrected the dress pole and is located the inside in counter sink.

Wherein, one-way school dress subassembly includes second end, first school dress pole, hexagonal fixed block and second hexagonal groove, annular slot's inboard is pegged graft and is installed first school dress pole, and the one end fixed mounting of first school dress pole has the second end, a side central point department fixed mounting of position of second end has the hexagonal fixed block, the second hexagonal groove has been seted up to one side of hexagonal fixed block.

The inner wall of the counter bore is provided with an installation inner thread groove, the outer wall of the connecting lug is provided with an installation outer thread groove, and the installation outer thread groove on the outer side of the connecting lug is in threaded connection with the installation inner thread groove on the inner side of the counter bore.

The hexagonal fixing block and the first hexagonal groove are of a matching structure.

Preferably, the diameters of the first correcting rod, the second correcting rod and the third correcting rod are different.

And anti-skid grains are arranged at the central positions of the outer walls of the first end, the second end and the third end.

The technical scheme of the invention has the following beneficial effects: the pin is small in size, and when the pin is used, the third end is connected with the countersunk hole in the bottom of the pin body through threaded connection, so that the pin is convenient to detach and install, and the fixing effect is firm; the correcting and installing rods with different diameters can adapt to pin holes with different sizes, so that different use requirements can be met, and the use convenience is greatly improved; meanwhile, the unidirectional assembling components can be inserted and installed on two sides of the pin body, so that the pin body can be rotated conveniently, and the labor-saving effect is good; and the outside of end all is provided with anti-skidding line, is convenient for twist and moves, and anti-skidding is effectual.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the pin body of the present invention;

FIG. 3 is a schematic structural view of a unidirectional calibration assembly of the present invention;

FIG. 4 is a schematic structural diagram of the bi-directional calibration assembly of the present invention.

Description of reference numerals:

1. a first end; 2. a pin body; 3. a first hexagonal groove; 4. an annular slot; 5. a countersunk hole; 6. installing an internal thread groove; 7. a one-way calibration assembly; 8. a bidirectional calibration assembly; 9. anti-skid lines; 71. a second end; 72. a first calibration rod; 73. a hexagonal fixing block; 74. a second hexagonal groove; 81. a third end; 82. a connection bump; 83. a second alignment rod; 84. a third correcting and installing rod; 85. and installing an external thread groove.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, an embodiment of the invention provides a rudder dismounting and mounting calibration pin, which includes a first end 1, a pin body 2, a first hexagonal groove 3, an annular slot 4, a counter sink 5, a mounting internal thread groove 6, a unidirectional calibration component 7, a bidirectional calibration component 8 and an anti-slip pattern 9, wherein the first hexagonal groove 3 is formed in the center of the top of the first end 1, the pin body 2 is fixedly mounted in the center of the bottom of the first end 1, the annular slots 4 are formed in both sides of the pin body 2, the unidirectional calibration component 7 is arranged on the outer side of the annular slot 4, the counter sink 5 is formed in the bottom of the pin body 2, and the bidirectional calibration component 8 is arranged on the outer side of the bottom of the counter sink 5.

Two-way school dress subassembly 8 includes third end 81, connection lug 82, second school dress pole 83, third school dress pole 84 and installation external thread groove 85, third end 81 is located the bottom center of counter sink 5, the equal fixed mounting in both ends face central point department of third end 81 has connection lug 82, and connects lug 82 and counter sink 5 fixed connection.

The inner wall of the counter sink 5 is provided with an installation inner thread groove 6, the outer wall of the connecting lug 82 is provided with an installation outer thread groove 85, the installation outer thread groove 85 on the outer side of the connecting lug 82 is in threaded connection with the installation inner thread groove 6 on the inner side of the counter sink 5, and connection tightness is improved.

Two connecting convex block 82's one end respectively fixed mounting have second school dress pole 83 and third school dress pole 84, and the second school dress pole 83 is located the inside of counter sink 5, through two-way school dress subassembly 8, can be with the position change of second school dress pole 83 and third school dress pole 84 to can satisfy not unidimensional school dress.

One-way school dress subassembly 7 includes second end 71, first school dress pole 72, hexagonal fixed block 73 and second hexagonal groove 74, annular slot 4's inboard is pegged graft and is installed first school dress pole 72, and the one end fixed mounting of first school dress pole 72 has second end 71, a side central point department fixed mounting of second end 71 has hexagonal fixed block 73, hexagonal fixed block 73 is the cooperation structure with first hexagonal groove 3, is convenient for fix hexagonal fixed block 73 in the inside of first hexagonal groove 3.

A second hexagonal groove 74 is formed in one side of the hexagonal fixing block 73, and the one-way aligning and assembling component 7 is inserted into the annular slot 4, so that the pin body 2 can be conveniently rotated. The diameters of the first correcting and installing rod 72, the second correcting and installing rod 83 and the third correcting and installing rod 84 are different, so that connecting pins with different sizes can be met.

The anti-skidding lines 9 are arranged at the central positions of the outer walls of the first end 1, the second end 71 and the third end 81, so that the anti-skidding effect is improved, and the twisting is convenient.

The working principle of the invention is as follows: when the pin is used, the unidirectional correcting assembly 7 or the bidirectional correcting assembly 8 can be selected according to the size of a pin hole to be corrected, so that a correcting rod with a proper size can be selected, when the first correcting rod 72 needs to be used, the hand is in contact with the anti-skidding thread 9 on the outer side of the second end head 71, the first correcting rod 72 is pulled out of the annular slot 4 of the pin body 2 and then is inserted into the pin hole to be corrected, the first hexagonal slot 3 at the top of the first end head 1 is inserted into the hexagonal fixing block 73, and the unidirectional correcting assembly 7 can be driven to rotate by rotating the first end head 1, so that the pin hole can be corrected conveniently; when the bidirectional calibration assembly 8 is needed, the third end 81 is rotated to drive the connecting lug 82 to rotate, the connecting lug 82 is in threaded connection with the mounting inner thread groove 6 in the counter bore 5 through the mounting outer thread groove 85, the connecting lug 82 can be taken down from the counter bore 5, when the second calibration rod 83 is used, the third calibration rod 84 can be inserted into the counter bore 5, when the third calibration rod 84 is used, the second calibration rod 83 can be inserted into the counter bore 5, the appropriate second calibration rod 83 or third calibration rod 84 is selected to be inserted into the shaft hole, the unidirectional calibration assembly 7 is inserted into the annular slot 4, and the first calibration rod 72 is manually rotated to drive the pin body 2 and the bidirectional calibration assembly 8 to rotate, so that calibration and assembly are facilitated; when the bolt is used daily, the bolt can be corrected and installed through the first hexagonal groove 3 and the second hexagonal groove 74, and the convenience in use is improved.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The rudder dismounting and correcting pin is characterized by comprising a first end (1), a pin body (2), a first hexagonal groove (3), an annular slot (4), a counter sink (5), an installation internal thread groove (6), a one-way correcting component (7), a two-way correcting component (8) and anti-skid patterns (9), wherein the first hexagonal groove (3) is formed in the center of the top of the first end (1), the pin body (2) is fixedly installed in the center of the bottom of the first end (1), the annular slots (4) are formed in the two sides of the pin body (2), the one-way correcting component (7) is arranged on the outer side of the annular slot (4), the counter sink (5) is formed in the bottom of the pin body (2), and the two-way correcting component (8) is arranged on the outer side of the bottom of the counter sink (5);

two-way school dress subassembly (8) are including third end (81), connection lug (82), second school dress pole (83), third school dress pole (84) and installation external thread groove (85), third end (81) are located the bottom central authorities of counter bore (5), the equal fixed mounting in both ends face central point department of third end (81) has connection lug (82), and connects lug (82) and counter bore (5) fixed connection, two the one end of connecting lug (82) is fixed mounting respectively has second school dress pole (83) and third school dress pole (84), and second school dress pole (83) are located the inside of counter bore (5).

2. The rudder dismounting and mounting correction pin according to claim 1, wherein the unidirectional correction assembly (7) comprises a second end (71), a first correction rod (72), a hexagonal fixing block (73) and a second hexagonal groove (74), the first correction rod (72) is mounted on the inner side of the annular slot (4) in an inserted manner, the second end (71) is fixedly mounted at one end of the first correction rod (72), the hexagonal fixing block (73) is fixedly mounted at the center of one side of the second end (71), and the second hexagonal groove (74) is formed in one side of the hexagonal fixing block (73).

3. The rudder dismounting and correcting pin according to claim 1, wherein the inner wall of the counter bore (5) is provided with a mounting inner thread groove (6), the outer wall of the connecting projection (82) is provided with a mounting outer thread groove (85), and the mounting outer thread groove (85) on the outer side of the connecting projection (82) is in threaded connection with the mounting inner thread groove (6) on the inner side of the counter bore (5).

4. Rudder mounting and dismounting pin according to claim 1, characterised in that the hexagonal fixing block (73) and the first hexagonal slot (3) are of a mating construction.

5. Rudder mounting and dismounting pin according to claim 1, characterised in that the diameters of the first (72), second (83) and third (84) mounting rods are unequal.

6. The rudder assembling and disassembling correction pin according to claim 1, wherein the first end head (1), the second end head (71) and the third end head (81) are provided with anti-skid lines (9) at the central positions of the outer walls.