CN220240652U

CN220240652U - Aviation aluminum alloy casting punching equipment

Info

Publication number: CN220240652U
Application number: CN202321972140.6U
Authority: CN
Inventors: 张赵忠; 陶慧勇; 李长伟; 胡山; 王鹏华
Original assignee: Henan Guorong Precision Heavy Machinery Co ltd
Current assignee: Henan Guorong Precision Heavy Machinery Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2023-12-26
Anticipated expiration: 2033-07-26

Abstract

The utility model relates to the technical field of aluminum alloy casting punching, and particularly discloses aviation aluminum alloy casting punching equipment which comprises a storage box, side plates symmetrically distributed and fixed on the upper end face of the storage box, a top plate fixed on the upper end of the side plates and a hydraulic cylinder fixed on the upper end face of the top plate, wherein a fixed plate is movably connected between the two side plates, a motor is fixed on the lower end face of the fixed plate, and a polishing and drilling mechanism is detachably connected at an output shaft of the motor; the utility model provides a drilling mechanism polishes, includes the transfer line with motor drive shaft lower extreme bolted connection is fixed, and the lower extreme bolted connection of transfer line is fixed with the connecting rod, the lower extreme of connecting rod can be dismantled and connect fixedly with drill bit, the outside perpendicular swing joint of connecting rod has annular structure's the board of polishing, and this application can realize the burr polishing at drilling edge in step to aviation aluminum alloy foundry goods punching through the drilling mechanism of polishing, saves follow-up secondary processing step of polishing, improves product machining efficiency.

Description

Aviation aluminum alloy casting punching equipment

Technical Field

The utility model relates to the technical field of aluminum alloy casting punching, in particular to aviation aluminum alloy casting punching equipment.

Background

Along with the continuous improvement of the whole level of aerospace in China, the requirements on aluminum castings are continuously developed in the directions of high precision, high performance, complexity and integration, and the light weight and thin wall of large-scale aluminum castings are important directions of the development of modern casting technologies. However, due to the fact that the size of the large-sized castings is large, the shape is complex, and the requirements are high, problems on the appearance quality of the castings, the dimensional accuracy of the castings and the local feeding of the castings can occur frequently in the casting process, and the use quality of the cast products is affected. In order to enhance the casting of large lightweight aluminum castings, precision casting has been generally performed mainly by low-pressure casting.

After the casting of the aviation aluminum alloy casting is finished, punching operation is needed to be carried out on the aviation aluminum alloy casting, and subsequent processing production is carried out;

the Chinese patent with the issued publication number of CN217529279U specifically discloses high-efficiency punching equipment for aluminum alloy castings, the motor is started through the cooperation among a drill bit, a support column, a motor, a belt pulley and a transmission belt, the output shaft of the motor drives the drill bit to rotate, and the support column is manually pulled to move downwards, so that the castings are effectively punched, the phenomenon that hands of people are accidentally injured by bricks is avoided, and the safety and the production quality are improved to a certain extent;

although the device can reduce the potential safety hazard brought to operators through the protection effect in the punching process of the aluminum alloy castings, the surface of the castings still needs to be polished after the punching of the Dyson aluminum alloy castings, especially burrs generated at the edges of the punched holes are polished, the device cannot solve the problem, so that the punched holes still need to be polished after the punching of the castings, and further the product processing efficiency is reduced.

For this purpose, an aviation aluminium alloy casting punching device is proposed.

Disclosure of Invention

The utility model aims to provide aviation aluminum alloy casting punching equipment so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the aviation aluminum alloy casting punching equipment comprises a storage box, side plates symmetrically distributed and fixed on the upper end face of the storage box, a top plate fixed on the upper end of the side plates and a hydraulic cylinder fixed on the upper end face of the top plate, wherein a fixed plate is movably connected between the two side plates, a motor is fixed on the lower end face of the fixed plate, and a polishing and drilling mechanism is detachably connected to an output shaft of the motor;

the polishing and drilling mechanism comprises a transmission rod which is fixedly connected with the lower end of a motor transmission shaft through a bolt, a connecting rod is fixedly connected with the lower end of the transmission rod through a bolt, a drill bit is detachably connected and fixedly arranged at the lower end of the connecting rod, and a polishing plate with an annular structure is vertically and movably connected to the outer part of the connecting rod;

the upper end face of the storage box is a processing platform, and a processing die is fixed at a position corresponding to the polishing drilling mechanism.

Preferably, the upper end of the connecting rod is inserted into the fixed block, and an external bolt penetrates through the fixed block and is fixedly connected with the upper end of the connecting rod through threads.

Preferably, at least three groups of sliding grooves are formed in the outer ring of the connecting rod at equal intervals, the upper ends of the sliding grooves are in an opening shape, and the inner diameter of the polishing plate of the ring-shaped structure is consistent with the outer diameter of the connecting rod and is movably sleeved outside the connecting rod.

Preferably, the inside sliding connection of spout has the slider, and the slider is fixed with the polishing board inner wall, be provided with the spring between the upside of slider and the fixed block.

Preferably, the inner wall of the processing die is provided with a cleaning mechanism, and the cleaning mechanism comprises a nozzle which is connected with the inner wall of the processing die in an annular equidistant embedded mode.

Preferably, the surface of the side plate is vertically provided with a guide groove, a guide block is connected in a sliding manner in the guide groove, and the guide block is fixedly connected with the fixed plate.

Preferably, a threaded air bag is arranged on the lower side of the guide block, the upper end of the threaded air bag is fixed with the guide block, and the lower end of the threaded air bag is fixed with the bottom of the guide block.

Preferably, an air pipe is fixed at the bottom of the threaded air bag, and extends into the processing die to be connected with the spray head, and an air suction hole is formed in one side of the threaded air bag.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the polishing and polishing device, burrs at the edge of the drilled hole can be polished and polished synchronously in the drilling process of the aviation aluminum alloy casting through the polishing and drilling mechanism, the subsequent secondary polishing and processing steps are saved, and the product processing efficiency is improved;

2. the chip that this application can produce in the process of polishing through design clearance mechanism blows, avoids the chip to leave and influences the placing of follow-up work piece in the mold processing, and then improves the availability factor of device.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall structural view of the present utility model;

FIG. 2 is a bottom view of the overall structure of the present utility model;

FIG. 3 is a partial cross-sectional view of the overall structure of the present utility model;

FIG. 4 is an enlarged view of FIG. 3A in accordance with the present utility model;

fig. 5 is a structural view of the sharpening drilling mechanism of the present utility model.

Reference numerals illustrate:

1. a top plate; 2. a hydraulic cylinder; 3. a side plate; 4. a storage bin; 5. processing a die; 6. a motor; 7. a fixing plate; 8. a cleaning mechanism; 81. a guide groove; 82. a guide block; 83. a threaded air bag; 84. an air suction hole; 85. an air pipe; 86. a spray head; 9. polishing and drilling mechanisms; 91. a transmission rod; 92. a fixed block; 93. a drill bit; 94. polishing the plate; 95. a slide block; 96. a chute; 97. a spring; 98. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution:

the aviation aluminum alloy casting punching equipment comprises a storage box 4, side plates 3 symmetrically distributed and fixed on the upper end face of the storage box 4, a top plate 1 fixed on the upper end of the side plates 3 and a hydraulic cylinder 2 fixed on the upper end face of the top plate 1, wherein a fixed plate 7 is movably connected between the two side plates 3, a motor 6 is fixed on the lower end face of the fixed plate 7, and a grinding and drilling mechanism 9 is detachably connected at the output shaft of the motor 6;

the polishing and drilling mechanism 9 comprises a transmission rod 91 which is fixedly connected with the lower end of a transmission shaft of the motor 6 through bolts, a connecting rod 98 is fixedly connected with the lower end of the transmission rod 91 through bolts, a drill bit 93 is detachably connected and fixedly connected with the lower end of the connecting rod 98, and a polishing plate 94 with an annular structure is vertically and movably connected with the outer part of the connecting rod 98;

the upper end face of the storage box 4 is a processing platform, and a processing die 5 is fixed at a position corresponding to the polishing and drilling mechanism 9 on the upper end face of the storage box 4.

Through adopting above-mentioned technical scheme, this application can realize the burr burnishing and polishing of drilling edge to aviation aluminum alloy foundry goods in-process that punches through the drilling mechanism 9 of polishing, saves follow-up secondary processing step of polishing, improves product machining efficiency.

Specifically, as shown in fig. 2, fig. 3 and fig. 5, the upper end of the connecting rod 98 is inserted in the fixed block 92, an external bolt penetrates through the fixed block 92 and is fixedly connected with the upper end of the connecting rod 98, at least three groups of sliding grooves 96 are formed in an annular mode outside the connecting rod 98 at equal intervals, the upper ends of the sliding grooves 96 are in an opening shape, the inner diameter of the polishing plate 94 of the annular structure is consistent with the outer diameter of the connecting rod 98 and is movably sleeved outside the connecting rod 98, the sliding grooves 96 are slidably connected with the sliding blocks 95, the sliding blocks 95 are fixedly connected with the inner wall of the polishing plate 94, and springs 97 are arranged between the upper sides of the sliding blocks 95 and the fixed block 92.

Through adopting above-mentioned technical scheme, during operation, firstly, the user places aviation aluminum alloy foundry goods in mold processing 5, then the user starts pneumatic cylinder 2, and control pneumatic cylinder 2 and motor 6 operation, pneumatic cylinder 2 drive fixed plate 7 drives motor 6 and moves down, motor 6 lower extreme is provided with the drilling mechanism 9 that polishes and moves down in step, drill bit 93 and foundry goods surface contact this moment, motor 6 drive drill bit 93 high-speed rotation carries out drilling operation to foundry goods surface, until drilling is accomplished, at this moment pneumatic cylinder 2 continues to move down, motor 6 continues to rotate, the terminal surface contacts the upper side edge of drilling position under the polishing plate 94 this moment, polish the burr edge that produces to drilling, in order to avoid pneumatic cylinder 2 to move down, the polishing plate 94 is great to cause polishing plate 94 damage with foundry goods surface impact, consequently, polishing plate 94 can be through slider 95 and spout 96 sliding connection on connecting rod 98 displacement and cushion through compression spring 97's mode, avoid polishing plate 94 damage, then follow-up polishing plate 94 need be changed when removing connecting rod 98, through spout 96 upper end opening respectively, take off spring 97 and polishing plate 94.

Specifically, as shown in fig. 1, 3 and 4, the inner wall of the processing mold 5 is provided with a cleaning mechanism 8, the cleaning mechanism 8 comprises a spray head 86 which is connected with the inner wall of the processing mold 5 in an annular equidistant manner, a guide groove 81 is vertically formed in the surface of the side plate 3, a guide block 82 is connected in a sliding manner in the guide groove 81, the guide block 82 is fixedly connected with the fixing plate 7, a threaded air bag 83 is arranged on the lower side of the guide block 82, the upper end of the threaded air bag 83 is fixed with the guide block 82, the lower end of the threaded air bag is fixed with the bottom of the guide groove 81, an air pipe 85 is fixed at the bottom of the threaded air bag 83, the air pipe 85 extends into the processing mold 5 and is connected with the spray head 86, and an air suction hole 84 is formed in one side of the threaded air bag 83.

Through adopting above-mentioned technical scheme, in the drilling process of pneumatic cylinder 2 drive fixed plate 7 moves down and through polishing drilling mechanism 9 to the foundry goods, fixed plate 7 moves down and can make both sides guide block 82 shift and compress the guide block 82 downside in guide slot 81, set up the screw airbag 83 in guide slot 81, the gas in the screw airbag 83 is carried to shower nozzle 86 department through the trachea 85 through the compression, the piece that produces the drilling through shower nozzle 86 blows off the foundry goods surface and drops on the processing platform, follow-up artifical centralized processing, this mode aim at avoids the piece to drop in processing mould 5, influence follow-up foundry goods horizontal placement in processing mould 5, the through-hole is seted up to central point in the processing mould 5 and is used for foundry goods drilling.

Working principle: during operation, firstly, a user places an aviation aluminum alloy casting in a processing die 5, then starts a hydraulic cylinder 2, controls the hydraulic cylinder 2 and a motor 6 to operate, drives a fixed plate 7 to drive the motor 6 to move downwards, synchronously moves downwards a polishing drilling mechanism 9 at the lower end of the motor 6, at the moment, a drill bit 93 is in contact with the surface of the casting, the motor 6 drives the drill bit 93 to rotate at a high speed to drill the surface of the casting until drilling is completed, at the moment, the hydraulic cylinder 2 continues to move downwards, the motor 6 continues to rotate, at the moment, the lower end surface of a polishing plate 94 is in contact with the upper side edge of a drilling position, polishing is carried out on the burr edge generated by drilling, and in order to avoid damage to the polishing plate 94 caused by larger impact between the polishing plate 94 and the surface of the casting, the polishing plate 94 can be slidingly connected on a connecting rod 98 through a sliding block 95 and a sliding groove 96 and is buffered by a compression spring 97, so as to avoid damage to the polishing plate 94, and when the subsequent polishing plate 94 needs to be replaced, the connecting rod 98 is disassembled, and the spring 97 and the polishing plate 94 can be replaced through an opening at the upper end of the sliding groove 96;

in the process that the hydraulic cylinder 2 drives the fixed plate 7 to move downwards and drill castings through the polishing and drilling mechanism 9, the fixed plate 7 moves downwards to enable the guide blocks 82 on two sides to move in the guide groove 81 and compress the lower side of the guide blocks 82, the threaded air bags 83 are arranged in the guide groove 81, air in the threaded air bags 83 is conveyed to the spray heads 86 through the air pipes 85 in a compressed mode, scraps produced by drilling holes through the spray heads 86 are blown off the surfaces of the castings and fall on a processing platform, follow-up manual centralized processing is carried out, the aim is to prevent the scraps from falling in the processing mould 5, the follow-up castings are affected to be horizontally placed in the processing mould 5, through holes are formed in the central position in the processing mould 5 and used for drilling the castings, when the fixed plate 7 and polishing and drilling equipment are reset, the threaded air bags 83 are stretched through the guide blocks 82 to restore, the internal air is supplemented through the air suction holes 84, and then used next time, and in order to ensure the air flow directions, the air suction holes 84 and the spray heads 86 are all internally provided with one-way air valves. The suction holes 84 suck air and the nozzle 86 sprays air.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. Aviation aluminum alloy foundry goods drilling equipment, including storage case (4), symmetric distribution fix curb plate (3) at storage case (4) up end, fix roof (1) and the pneumatic cylinder (2) of fixing at roof (1) up end, its characterized in that in curb plate (3) upper end: a fixed plate (7) is movably connected between the two side plates (3), a motor (6) is fixed on the lower end surface of the fixed plate (7), and a polishing and drilling mechanism (9) is detachably connected at the output shaft of the motor (6);

the polishing and drilling mechanism (9) comprises a transmission rod (91) which is fixedly connected with the lower end of a transmission shaft of the motor (6) through bolts, a connecting rod (98) is fixedly connected with the lower end of the transmission rod (91) through bolts, a drill bit (93) is detachably connected and fixedly arranged at the lower end of the connecting rod (98), and a polishing plate (94) with an annular structure is vertically and movably connected with the outer part of the connecting rod (98);

the upper end face of the storage box (4) is a processing platform, and a processing die (5) is fixed at a position corresponding to the polishing drilling mechanism (9) on the upper end face of the storage box (4).

2. The aerial aluminum alloy casting punching apparatus of claim 1, wherein: the upper end of the connecting rod (98) is inserted into the fixed block (92), and an external bolt penetrates through the fixed block (92) and is fixedly connected with the upper end of the connecting rod (98) through threads.

3. The aerial aluminum alloy casting punching apparatus of claim 2, wherein: three groups of sliding grooves (96) are formed in the outer annular portion of the connecting rod (98) at equal intervals, the upper ends of the sliding grooves (96) are in an opening shape, and the inner diameter of a polishing plate (94) of an annular structure is identical to the outer diameter of the connecting rod (98) and is movably sleeved outside the connecting rod (98).

4. An aviation aluminum alloy casting punching apparatus according to claim 3, characterized in that: the inside sliding connection of spout (96) has slider (95), and slider (95) are fixed with polishing board (94) inner wall, be provided with spring (97) between the upside of slider (95) and fixed block (92).

5. The aerial aluminum alloy casting perforation device of claim 4, wherein: the inner wall of the processing die (5) is provided with a cleaning mechanism (8), and the cleaning mechanism (8) comprises a spray head (86) which is connected with the inner wall of the processing die (5) in an annular equidistant embedded mode.

6. The aerial aluminum alloy casting perforation device of claim 5, wherein: the surface of the side plate (3) is vertically provided with a guide groove (81), a guide block (82) is connected in a sliding manner in the guide groove (81), and the guide block (82) is fixedly connected with the fixed plate (7).

7. The aerial aluminum alloy casting perforation device of claim 6, wherein: the lower side of guide block (82) is provided with screw airbag (83), and screw airbag (83) upper end and guide block (82) are fixed, and the lower extreme is fixed with guide slot (81) bottom.

8. The aerial aluminum alloy casting perforation device of claim 7, wherein: the bottom of the threaded air bag (83) is fixedly provided with an air pipe (85), the air pipe (85) extends into the processing die (5) and is connected with a spray head (86), and one side of the threaded air bag (83) is provided with an air suction hole (84).