CN115156469A

CN115156469A - Aviation rotary actuator part riveting equipment

Info

Publication number: CN115156469A
Application number: CN202210954373.7A
Authority: CN
Inventors: 杜劲松; 李祥; 王晓龙; 宋冠儒; 郭文涛; 赵梓淇
Original assignee: Shenyang Institute of Automation of CAS
Current assignee: Shenyang Institute of Automation of CAS
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-10-11

Abstract

The invention relates to aviation rotary actuator part riveting equipment which comprises a bottom plate, a transverse cylinder, a longitudinal cylinder, a positioning block and a riveting head, wherein the transverse cylinder and the positioning block are arranged in the middle of the bottom plate, a riveting workpiece is arranged on the positioning block and is axially and tightly fixed through the transverse cylinder, the riveting head and the longitudinal cylinder are arranged on the bottom plates on two sides of the positioning block, the riveting head is pushed to move through the longitudinal cylinder on the corresponding side, a groove is formed in the upper end of the positioning block, an aluminum pin hole in the riveting workpiece is exposed in the groove, a riveting pressing block is arranged at the front end of the riveting head, and the riveting pressing block moves in the groove and enters the aluminum pin hole. The riveting head is controlled by the air cylinder to carry out bidirectional synchronous riveting, the quality and the consistency of the riveting head are good, the assembly quality and the assembly efficiency are improved, the operation of the riveting process is simple, and the working strength of workers is reduced.

Description

Aviation rotary actuator part riveting equipment

Technical Field

The invention relates to the field of aviation equipment manufacturing, in particular to aviation rotary actuator part riveting equipment.

Background

Aviation rotary actuator part exists the pinhole, need insert aluminium round pin in the pinhole and rivet, but because part shape is complicated, and operating space is narrow and small, usually among the prior art is that the workman is through fixed one end of riveting head and hammer and strike other end aluminium round pin, makes aluminium round pin length shorten to the pinhole is propped up to the volume grow in the pinhole, and then reaches the riveting purpose. But the deformation size is difficult to control to current assembly methods, needs the workman to beat the adjustment repeatedly, consequently appears the die easily and interferes the condition with other parts, still needs to repair, in addition after the manual riveting, the die uniformity is poor, and has certain failure probability, then need change the aluminium round pin after the failure and rivet again, again manual riveting process work is loaded down with trivial details, working strength is big to assembly efficiency is low, is difficult to guarantee product riveting quality.

Disclosure of Invention

The invention aims to provide riveting equipment for aviation rotary actuator parts, which controls a riveting head to carry out bidirectional synchronous riveting through a cylinder, has good riveting head quality and consistency, improves assembly quality and assembly efficiency, is simple to operate in a riveting process, and reduces the working strength of workers.

The purpose of the invention is realized by the following technical scheme:

the utility model provides an aviation rotary actuator part riveting equipment, includes bottom plate, horizontal cylinder, vertical cylinder, locating piece and riveting head, and wherein horizontal cylinder and locating piece all locate the bottom plate middle part, and riveting work piece locates on the locating piece and the axial passes through horizontal cylinder top is tightly fixed, all be equipped with riveting head and vertical cylinder on the bottom plate of locating piece both sides, just the riveting head promotes through the vertical cylinder that corresponds the side and removes, the locating piece upper end is equipped with the fluting, and the aluminium pinhole on the riveting work piece is in expose in the fluting, riveting head front end is equipped with the riveting briquetting, just the riveting briquetting is in remove and get into in the aluminium pinhole in the fluting.

The positioning block is provided with an end cover on one side away from the transverse cylinder, the rear end of the riveting workpiece is limited through the end cover, and the output end of the transverse cylinder is provided with a buffer plate which abuts against the front end of the riveting workpiece.

The positioning block is fixed on the bottom plate through a pressing assembly, the pressing assembly comprises a pressing seat, a pressing plate and a locking handle, the pressing seat is fixedly arranged on the bottom plate, the lower end of a handle shaft of the locking handle is in threaded connection with the pressing seat, the pressing plate is sleeved on the handle shaft of the locking handle, a pressing groove is formed in the lower end of the positioning block, and the free end of the pressing plate is inserted into the pressing groove.

The riveting press is characterized in that guide rail mounting seats with equal heights are arranged on the bottom plates on two sides of the positioning block, linear guide rails are arranged on the guide rail mounting seats, sliders are arranged on the lower sides of the riveting press heads, and the sliders are mounted on the linear guide rails on the corresponding sides.

The riveting head comprises a movable guide part on the front side and an installation part on the rear side, the front end of the movable guide part is provided with the riveting pressing block, the movable guide part is arranged in a groove on the upper side of the positioning block, and the installation part is connected with a corresponding sliding block.

And a transverse cylinder support is arranged in the middle of the bottom plate, and the transverse cylinder is fixedly arranged on the transverse cylinder support.

And the two ends of the bottom plate are provided with longitudinal cylinder supports, and the longitudinal cylinders are arranged on the corresponding longitudinal cylinder supports.

The invention has the advantages and positive effects that:

1. the riveting head is controlled by the longitudinal cylinder to carry out bidirectional synchronous riveting, the quality and the consistency of the riveting head are good, adjustment is not needed, and the assembly quality and the assembly efficiency are improved.

2. According to the riveting machine, the riveting workpiece is placed in the positioning block, and the positioning block is fixed on the bottom plate through the pressing assembly, so that different positioning blocks can be replaced according to parts with different specifications, and the riveting machine is flexible to use and wide in application range.

3. According to the riveting machine, the pressing plate in the pressing assembly is inserted into the pressing groove at the lower end of the positioning block to realize pressing and fixing of the positioning block, and the transverse cylinder is matched with the positioning block to position the riveting workpiece, so that the accurate positioning of the riveting workpiece can be ensured, and the riveting quality is further ensured.

4. According to the invention, the upper side of the positioning block is provided with the groove to expose the aluminum pin hole, and the front end of the riveting head is provided with the movable guide part to move in the groove, so that the riveting pressing block at the front end of the riveting head can smoothly enter the aluminum pin hole to realize riveting during riveting.

Drawings

FIG. 1 is a schematic view of the structure of the present invention,

figure 2 is a schematic view of another angle structure of the present invention shown in figure 1,

FIG. 3 is a schematic view of the positioning block shown in FIG. 1,

fig. 4 is a schematic view of the structure of the rivet head in fig. 1.

Wherein, 1 is a linear guide rail; 2 is a slide block; 3 is a guide rail mounting seat; 4 is a transverse cylinder; 5 is a transverse cylinder bracket; 6 is a bottom plate; 7 is a longitudinal cylinder bracket; 8 is a reinforcing rib plate; 9 is a longitudinal cylinder; 10 is a riveting workpiece; 11 is a positioning block; 111 is a pressing groove; 112 is a slot; 12 is a riveting head; 121 is a riveting pressing block; 122 is a mounting part; 123 is a moving guide part; 13 is a locking handle; 14 is a pressing plate; 15 is a pressing seat; 16 is an end cover; 17 is a buffer plate; 18 are aluminum pin holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the riveting device comprises a bottom plate 6, a transverse cylinder 4, a longitudinal cylinder 9, a positioning block 11 and a riveting head 12, wherein the transverse cylinder 4 and the positioning block 11 are both arranged in the middle of the bottom plate 6, a riveting workpiece 10 is arranged on the positioning block 11 and is axially and tightly fixed through the transverse cylinder 4, the bottom plates 6 on both sides of the positioning block 11 are both provided with the riveting head 12 and the longitudinal cylinder 9, the riveting head 12 is pushed to move through the longitudinal cylinder 9 on the corresponding side, as shown in fig. 3, the upper end of the positioning block 11 is provided with a slot 112, an aluminum pin hole 18 on the riveting workpiece 10 is exposed in the slot 112, as shown in fig. 4, the front end of the riveting head 12 is provided with a riveting pressing block 121, and the riveting pressing block 121 moves in the slot 112 and enters the aluminum pin hole 18 to press an aluminum pin in the riveting workpiece 10, thereby realizing the riveting operation of the riveting workpiece 10.

As shown in fig. 2 to 3, an end cover 16 is arranged on one side of the positioning block 11, which is far away from the transverse cylinder 4, the rear end of the riveting workpiece 10 is limited to move backwards by the end cover 16, a buffer plate 17 is arranged at the output end of the transverse cylinder 4, the transverse cylinder 4 drives the buffer plate 17 to move forwards to press the front end of the riveting workpiece 10, so that the riveting workpiece 10 is axially fixed, and the end cover 16 and the buffer plate 17 are matched with each other to axially press the riveting workpiece 10 and ensure that the axis of the through hole of the riveting workpiece 10 and the center line of the positioning block 11 are on the same plane.

As shown in fig. 2, in this embodiment, the positioning block 11 is fixed on the bottom plate 6 through a pressing assembly, the pressing assembly includes a pressing seat 15, a pressing plate 14 and a locking handle 13, wherein the pressing seat 15 is fixed on the bottom plate 6, a lower end of a handle shaft of the locking handle 13 is in threaded connection with the pressing seat 15, the pressing plate 14 is sleeved on the handle shaft of the locking handle 13, as shown in fig. 3, a pressing groove 111 is formed at a lower end of the positioning block 11, a free end of the pressing plate 14 is inserted into the pressing groove 111, lifting of the pressing plate 14 can be realized by screwing the locking handle 13, the pressing plate 14 descends and abuts against a lower groove wall of the pressing groove 111 to realize pressing and fixing of the positioning block 11, and a width of the pressing plate 14 is equal to a width of the pressing groove 111 to avoid left and right movement of the positioning block 11, so as to ensure accurate positioning.

As shown in fig. 1, equal-height guide rail installation seats 3 are arranged on the bottom plates 6 on two sides of the positioning block 11, linear guide rails 1 are arranged on the guide rail installation seats 3, sliders 2 are arranged on the lower sides of the riveting heads 12, and the sliders 2 are installed on the linear guide rails 1 on the corresponding sides, so that the riveting heads 12 slide.

As shown in fig. 4, the riveting head 12 includes a moving guide 123 on the front side and a mounting portion 122 on the rear side, the front end of the moving guide 123 is provided with the riveting pressing block 121, as shown in fig. 1, the moving guide 123 is provided in the slot 112 on the upper side of the positioning block 11, and the mounting portion 122 is connected to the corresponding slider 2.

As shown in fig. 1, a transverse cylinder bracket 5 is arranged in the middle of the bottom plate 6, and the transverse cylinder 4 is fixedly mounted on the transverse cylinder bracket 5.

As shown in fig. 1, longitudinal cylinder supports 7 are arranged at two ends of the bottom plate 6, the longitudinal cylinders 9 are mounted on the corresponding longitudinal cylinder supports 7, and reinforcing rib plates 8 are arranged on the longitudinal cylinder supports 7 to ensure the supporting strength.

The working principle of the invention is as follows:

when the riveting machine works, a riveting workpiece 10 is inserted into the positioning block 11, then an end cover 16 is arranged at the rear side of the positioning block 11 to limit the rear end displacement of the riveting workpiece 10, then the positioning block 11 is fixed on the bottom plate 6 through the pressing component, a locking handle 13 in the pressing component is screwed during fixing to enable a pressing plate 14 inserted into a pressing groove 111 at the lower end of the positioning block 11 to descend so as to tightly press and fix the positioning block 11, meanwhile, the width of the pressing plate 14 is equal to that of the pressing groove 111, so that the positioning block 11 can be prevented from moving left and right, the positioning block 11 is fixed, then the riveting heads 12 at two sides are moved, so that a moving guide part 123 at the front end of the riveting head 12 enters a groove 112 at the upper end of the positioning block 11, and then a control cylinder is prepared to start up to realize riveting.

During riveting, firstly, the transverse cylinder 4 is controlled to start to drive the buffer plate 17 to move forwards to abut against the front end of the riveting workpiece 10 to press tightly so as to fix the riveting workpiece 10, then the longitudinal cylinders 9 on the two sides are started to push the corresponding riveting heads 12 to move forwards, the riveting pressing block 121 on the front end of the riveting head 12 enters the aluminum pin hole 18 exposed in the slot 112 to extrude the aluminum pin to complete riveting, and the riveting heads 12 on the two sides can synchronously move through system control and simultaneously rivet the two sides of the aluminum pin hole, so that the two sides of the aluminum pin are close in deformation, the shapes and the heights of the riveting heads are similar, the consistency of the riveting heads is good, adjustment is not needed, and the assembly quality and the assembly efficiency are improved.

Claims

1. An aviation rotary actuator part riveting equipment which characterized in that: including bottom plate (6), horizontal cylinder (4), vertical cylinder (9), locating piece (11) and riveting head (12), wherein horizontal cylinder (4) and locating piece (11) all locate bottom plate (6) middle part, and riveting work piece (10) are located on locating piece (11) and the axial passes through horizontal cylinder (4) top is tight fixed, all be equipped with riveting head (12) and vertical cylinder (9) on bottom plate (6) of locating piece (11) both sides, just riveting head (12) are through vertical cylinder (9) the promotion removal of corresponding side, locating piece (11) upper end is equipped with fluting (112), and aluminium pinhole (18) on the riveting work piece (10) are in expose in fluting (112), riveting head (12) front end is equipped with riveting briquetting (121), just riveting briquetting (121) are in moving and getting into aluminium pinhole (18) in fluting (112).

2. The aerial rotary actuator part riveting apparatus according to claim 1, wherein: one side of the positioning block (11) far away from the transverse cylinder (4) is provided with an end cover (16), the rear end of the riveting workpiece (10) is limited by the end cover (16), and the output end of the transverse cylinder (4) is provided with a buffer plate (17) which is abutted to the front end of the riveting workpiece (10).

3. The aerial rotary actuator part riveting apparatus as defined in claim 1, wherein: the positioning block (11) is fixed on the bottom plate (6) through a pressing component, the pressing component comprises a pressing seat (15), a pressing plate (14) and a locking handle (13), the pressing seat (15) is fixedly arranged on the bottom plate (6), the lower end of a handle shaft of the locking handle (13) is in threaded connection with the pressing seat (15), the pressing plate (14) is sleeved on the handle shaft of the locking handle (13), a pressing groove (111) is formed in the lower end of the positioning block (11), and the free end of the pressing plate (14) is inserted into the pressing groove (111).

4. The aerial rotary actuator part riveting apparatus as defined in claim 1, wherein: be equipped with guide rail mount pad (3) of equal height on bottom plate (6) of locating piece (11) both sides, be equipped with linear guide (1) on guide rail mount pad (3), riveting head (12) downside is equipped with slider (2), just slider (2) are installed on linear guide (1) of corresponding side.

5. The aerial rotary actuator part riveting apparatus according to claim 4, wherein: riveting head (12) include removal guide part (123) and the installation department (122) of rear side of front side, just removal guide part (123) front end is equipped with riveting briquetting (121), removal guide part (123) are located in fluting (112) of locating piece (11) upside, installation department (122) are connected with slider (2) that correspond.

6. The aerial rotary actuator part riveting apparatus as defined in claim 1, wherein: the middle part of the bottom plate (6) is provided with a transverse cylinder support (5), and the transverse cylinder (4) is fixedly arranged on the transverse cylinder support (5).

7. The aerial rotary actuator part riveting apparatus as defined in claim 1, wherein: and longitudinal cylinder supports (7) are arranged at two ends of the bottom plate (6), and the longitudinal cylinders (9) are arranged on the corresponding longitudinal cylinder supports (7).