CN110912317A

CN110912317A - Die-casting aluminum part

Info

Publication number: CN110912317A
Application number: CN201911320905.6A
Authority: CN
Inventors: 曹晓东; 常康华; 周鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-03-24

Abstract

The invention relates to the field of die-casting aluminum parts, in particular to a die-casting aluminum part which comprises a motor casing aluminum part, a motor cover aluminum part and a motor pin aluminum part, wherein the motor casing aluminum part, the motor cover aluminum part and the motor pin aluminum part are all formed by die-casting. Through die-casting with motor casing aluminium alloy, motor cover aluminium alloy and motor foot aluminium alloy die-casting shaping, adopt the bolt to connect between each part, draw-in groove through the surface setting at the second bolt, when the second bolt twists completely to the inside of fourth screw and third screw, twist the inside to first screw with first bolt, first bolt can the joint in the draw-in groove on the second bolt, make the motor when using to produce vibrations, the second bolt is under the joint of first bolt, can not take place to rotate, make the second bolt can be inseparabler be connected motor cover aluminium alloy and motor casing aluminium alloy, the effectual bolt that has stopped between each part for connecting can take place the phenomenon that the pine takes off, make the motor safer when using.

Description

Die-casting aluminum part

Technical Field

The invention relates to the field of die-casting aluminum parts, in particular to a die-casting aluminum part.

Background

Die casting is a metal casting process and is characterized in that high pressure is applied to molten metal by utilizing an inner cavity of a die. The mold is typically machined from a stronger alloy, a process somewhat similar to injection molding. Most die cast parts are iron-free, such as zinc, copper, aluminum, magnesium, lead, tin, and lead-tin alloys and their alloys.

To the vibrating motor shell that uses under high temperature environment on the rammer, form for aluminium system material die-casting mostly, motor housing accomplishes the back at the die-casting, need assemble between each part, motor housing is when the equipment, all adopt the bolt to motor housing aluminium spare, connect between motor cover aluminium spare and the motor foot aluminium spare, but current motor housing is after the equipment is accomplished, when carrying out the equipment, the motor can produce vibrations at the during operation, the bolt that is used for connecting between the part can take place the phenomenon of pine and take off, thereby lead to the unable use of motor, cause the incident even, on the other hand, because rotor in the motor can produce a large amount of heats when rotating, the heat if unable quick discharge, can make the motor impaired, make the life of motor reduce.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a die-casting aluminum part.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a die-casting aluminum component, includes motor casing aluminum component, motor cover aluminum component and motor foot aluminum component, motor casing aluminum component, motor cover aluminum component and motor foot aluminum component are the die-casting shaping, motor cover aluminum component is provided with two, and two motor cover aluminum component sets up the both ends at motor casing aluminum component respectively, motor foot aluminum component is provided with two, and two motor foot aluminum component sets up the both sides at motor casing aluminum component.

Specifically, the motor casing aluminum part comprises a cylinder body, first connecting spokes, radiating fins, first screw holes, second screw holes, a first sealing groove, third screw holes and first bolts, wherein the cylinder body is of a hollow structure, the outer cylinder wall of the cylinder body is provided with a plurality of first connecting spokes, the first connecting spokes are arranged around the outer cylinder wall of the cylinder body at equal intervals, a plurality of radiating fins are arranged between every two adjacent first connecting spokes, the intervals between the radiating fins are the same, one sides of the first connecting spokes far away from the cylinder body are provided with the first screw holes and the second screw holes, the first screw holes are arranged at two ends of the first connecting spokes, the second screw holes are arranged in the middle of the first connecting spokes, the two ends of the cylinder body and the first connecting spokes are provided with the first sealing groove, the inner bottom walls of the first sealing grooves at the two ends of the first connecting spokes are provided with the third screw holes, the internal thread of the first screw hole is connected with a first bolt.

Specifically, the motor cover aluminum part consists of a sealing cover, a second connecting spoke, a fourth screw hole, a second bolt, a rotating cylinder, a through hole and a second sealing groove, a plurality of second connecting spokes are arranged on the outer side wall of the sealing cover in a surrounding manner at equal intervals, the second connecting spokes are matched with the first connecting spokes, fourth screw holes are formed in the side walls of the second connecting spokes, a second bolt is connected with the inner thread of the fourth screw hole in a threaded manner, the second bolt penetrates through one end of the fourth screw hole to extend into the third screw hole and is connected with the third screw hole in a threaded manner, a rotary drum is arranged at one end of the sealing cover, which is far away from the drum body, and the rotary drum is of a hollow structure, and the side wall of the sealing cover is provided with a through hole corresponding to the rotary drum, the through hole is communicated with the interior of the rotary drum, and a second sealing groove is formed in the side wall, close to the cylinder body, of the sealing cover, and the second sealing groove is matched with the first sealing groove.

Specifically, motor foot aluminium parts comprises mounting bar, second recess, fifth screw, third bolt, backup pad and backing plate, the second recess has been seted up to one side that the barrel was kept away from to the mounting bar, the fifth screw has all been seted up on the inner wall at second recess both ends, the inside threaded connection of fifth screw has the third bolt, the one end that the third bolt runs through the fifth screw extends to the inside and the threaded connection of second screw, the bottom of mounting bar is provided with the backup pad, the one end that the mounting bar was kept away from to the backup pad is provided with the backing plate.

Specifically, a plurality of radiating grooves are formed in the side wall of the radiating fin, a first groove is formed in the side wall, away from one side of the cylinder body, of the first connecting spoke, and the first groove is matched with the mounting bar.

Specifically, a clamping groove is formed in the side wall of the second bolt, the width of the clamping groove is the same as the diameter of the first bolt, the first bolt extends to the inside of the first screw hole in a clamping mode, an annular groove is formed in the inner cylinder wall, away from one end of the sealing cover, of the rotary cylinder, the annular groove surrounds the inner cylinder wall of the rotary cylinder in a circle, and a third groove is formed in the bottom of the base plate.

The invention has the beneficial effects that:

(1) according to the die-casting aluminum part, the motor casing aluminum part, the motor cover aluminum part and the motor foot aluminum part are die-cast and molded through die-casting, the parts are connected through the bolts, the first bolt is screwed into the first screw hole when the second bolt is completely screwed into the fourth screw hole and the third screw hole through the clamping groove formed in the surface of the second bolt, and the first bolt can be clamped in the clamping groove formed in the second bolt, so that when the motor vibrates in use, the second bolt cannot rotate under the clamping of the first bolt, the second bolt can more tightly connect the motor cover aluminum part with the motor casing aluminum part, the phenomenon that the bolts used for connection among the parts are loosened is effectively avoided, and the motor is safer in use.

(2) According to the die-casting aluminum part, the contact area between the cylinder body and air can be effectively increased through the radiating fins arranged on the outer wall of the cylinder body, so that the radiating effect of the cylinder body is better, and the surface area of the radiating fins can be further increased and the radiating effect is accelerated through the plurality of radiating grooves formed in the radiating fins.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a die-cast aluminum part provided by the invention;

FIG. 2 is a schematic view of a connection structure of a motor casing aluminum part and a motor pin aluminum part in a die-casting aluminum part provided by the invention;

FIG. 3 is a schematic structural diagram of a heat sink in a die-cast aluminum part according to the present invention;

FIG. 4 is a schematic structural diagram of a second bolt in a die-cast aluminum part according to the present invention;

fig. 5 is a schematic structural diagram of a die-cast aluminum part according to the present invention, in which a second bolt is connected to a first bolt.

In the figure: 1. a motor casing aluminum part; 11. a barrel; 12. a first connecting spoke; 13. a heat sink; 131. a heat sink; 14. a first screw hole; 15. a first groove; 16. a second screw hole; 17. a first seal groove; 18. a third screw hole; 19. a first bolt; 2. a motor cover aluminum piece; 21. sealing the cover; 22. a second web spoke; 23. a fourth screw hole; 24. a second bolt; 241. a card slot; 25. a rotating drum; 26. an annular groove; 27. a through hole; 28. a second seal groove; 3. a motor leg aluminum member; 31. mounting a bar; 32. a second groove; 33. a fifth screw hole; 34. a third bolt; 35. a support plate; 36. a base plate; 37. and a third groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-5, the die-cast aluminum part comprises a motor casing aluminum part 1, a motor cover aluminum part 2 and a motor foot aluminum part 3, wherein the motor casing aluminum part 1, the motor cover aluminum part 2 and the motor foot aluminum part 3 are all formed by die-casting, two motor cover aluminum parts 2 are arranged, the two motor cover aluminum parts 2 are respectively arranged at two ends of the motor casing aluminum part 1, two motor foot aluminum parts 3 are arranged, and the two motor foot aluminum parts 3 are arranged at two sides of the motor casing aluminum part 1.

Specifically, the motor casing aluminum component 1 is composed of a cylinder body 11, first connecting spokes 12, radiating fins 13, first screw holes 14, second screw holes 16, first sealing grooves 17, third screw holes 18 and first bolts 19, wherein the cylinder body 11 is of a hollow structure, the outer cylinder wall of the cylinder body 11 is provided with a plurality of first connecting spokes 12, the first connecting spokes 12 are arranged around the outer cylinder wall of the cylinder body 11 at equal intervals, a plurality of radiating fins 13 are arranged between two adjacent first connecting spokes 12, the intervals between the radiating fins 13 are the same, one sides of the first connecting spokes 12 far away from the cylinder body 11 are provided with the first screw holes 14 and the second screw holes 16, the first screw holes 14 are arranged at two ends of the first connecting spokes 12, the second screw holes 16 are arranged at the middle position of the first connecting spokes 12, the two ends of the cylinder body 11 and the first connecting spokes 12 are provided with the first sealing grooves 17, third screw holes 18 are formed in the inner bottom wall of the first seal groove 17 at the two ends of the first connecting spoke 12, and first bolts 19 are connected to the inner threads of the first screw holes 14.

Specifically, the motor cover aluminum part 2 comprises a cover 21, second connecting spokes 22, a fourth screw hole 23, a second bolt 24, a rotating cylinder 25, a through hole 27 and a second sealing groove 28, wherein the outer side wall of the cover 21 is provided with a plurality of second connecting spokes 22 at equal intervals in a surrounding manner, the second connecting spokes 22 are arranged in a matching manner with the first connecting spokes 12, the side walls of the second connecting spokes 22 are provided with the fourth screw holes 23, the inner threads of the fourth screw holes 23 are connected with the second bolt 24, one end of the second bolt 24 penetrating through the fourth screw holes 23 extends to the inside of the third screw hole 18 and is in threaded connection with the third screw hole, one end of the cover 21 far away from the cylinder 11 is provided with the rotating cylinder 25, the rotating cylinder 25 is of a hollow structure, the side wall of the cover 21 is provided with the through hole 27 corresponding to the rotating cylinder 25, the through hole 27 is communicated with the inside of the rotating cylinder 25, the side wall of the cover 21 near the cylinder 11 is provided with the, the second seal groove 28 is disposed to match the first seal groove 17.

Specifically, motor foot aluminum component 3 comprises mounting bar 31, second recess 32, fifth screw 33, third bolt 34, backup pad 35 and backing plate 36, second recess 32 has been seted up to one side that barrel 11 was kept away from to mounting bar 31, fifth screw 33 has all been seted up on the inner wall at second recess 32 both ends, the internal thread of fifth screw 33 is connected with third bolt 34, third bolt 34 runs through the one end of fifth screw 33 and extends to the inside and threaded connection of second screw 16, the bottom of mounting bar 31 is provided with backup pad 35, the one end that mounting bar 31 was kept away from to backup pad 35 is provided with backing plate 36.

Specifically, a plurality of radiating groove 131 has been seted up on the lateral wall of fin 13, can increase the surface area of fin 13 for fin 13 radiating effect is better, first recess 15 has been seted up on the lateral wall of first connecting spoke 12 keeping away from barrel 11 one side, first recess 15 and mounting bar 31 phase-match set up, when installing mounting bar 31, with the inside of mounting bar 31 joint at first recess 15, the convenient to use third bolt 34 is connected mounting bar 31 and barrel 11.

Specifically, a clamping groove 241 is formed in a side wall of the second bolt 24, a width of the clamping groove 241 is the same as a diameter of the first bolt 19, one end of the first bolt 19 extending to the inside of the first screw hole 14 is clamped inside the clamping groove 241, when the second bolt 24 fixedly connects the sealing cover 21 and the barrel 11, and when the second bolt 24 is completely screwed into the inside of the fourth screw hole 23, the first bolt 19 is screwed into the inside of the first screw hole 14, and the first bolt 19 is clamped inside the clamping groove 241 to prevent the second bolt 24 from being loosened.

Specifically, ring channel 26 has been seted up on the inner tube wall of rotary drum 25 far away from closing cap 21 one end, just ring channel 26 encircles the inner tube wall a week setting of rotary drum 25, at the inside scarf joint ring seal circle of ring channel 26, can make the leakproofness between the axis of rotation of motor and the rotary drum 25 improve, third recess 37 has been seted up to the bottom of backing plate 36, and a rubber strip can be scarf jointed in the inside of third recess 37, and the rubber strip of scarf joint in the inside of third recess 37 can make backing plate 36 more stable when the installation.

When the die-casting aluminum part is used for manufacturing a motor under a high-temperature condition, the motor casing aluminum part 1, the motor cover aluminum part 2 and the motor foot aluminum part 3 are all formed by die casting, bolts are respectively adopted between the motor casing aluminum part 1 and the motor cover aluminum part 2 and between the motor foot aluminum part 3 and the motor casing aluminum part 1 for connection, through the clamping groove 241 arranged on the surface of the second bolt 24, when the second bolt 24 is completely screwed into the fourth screw hole 23 and the third screw hole 18, the first bolt 19 is screwed into the first screw hole 14, the first bolt 19 can be clamped in the clamping groove 241 on the second bolt 24, so that when the motor is used for generating vibration, the second bolt 24 can not rotate under the clamping of the first bolt 19, the second bolt 24 can more tightly connect the motor cover aluminum part 2 with the motor casing aluminum part 1, and the phenomenon that the bolts used for connection among all the parts can be loosened can be effectively avoided, make the motor safer when using, the fin 13 that sets up on barrel 11 outer wall can effectively increase the area of contact of barrel 11 with the air for the radiating effect of barrel 11 is better, and through a plurality of radiating groove 131 of seting up on fin 13, the surface area of increase fin 13 that can be further, makes the radiating effect of fin 13 further promote.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A die-casting aluminum part is characterized by comprising a motor casing aluminum part (1), a motor cover aluminum part (2) and a motor foot aluminum part (3), wherein the motor casing aluminum part (1), the motor cover aluminum part (2) and the motor foot aluminum part (3) are all formed by die-casting, the number of the motor cover aluminum parts (2) is two, the two motor cover aluminum parts (2) are respectively arranged at two ends of the motor casing aluminum part (1), the number of the motor foot aluminum parts (3) is two, and the two motor foot aluminum parts (3) are arranged at two sides of the motor casing aluminum part (1); the motor shell aluminum part (1) is composed of a cylinder body (11), first connecting spokes (12), radiating fins (13), first screw holes (14), second screw holes (16), a first sealing groove (17), third screw holes (18) and first bolts (19), the cylinder body (11) is of a hollow structure, a plurality of first connecting spokes (12) are arranged on the outer cylinder wall of the cylinder body (11), the first connecting spokes (12) are arranged around the outer cylinder wall of the cylinder body (11) at equal intervals, a plurality of radiating fins (13) are arranged between every two adjacent first connecting spokes (12), the intervals among the radiating fins (13) are the same, a first screw hole (14) and a second screw hole (16) are arranged on one side, far away from the cylinder body (11), of each first connecting spoke (12), the first screw holes (14) are arranged at two ends of each first connecting spoke (12), and the second screw hole (16) is arranged at the middle position of the first connecting spoke (12), the two ends of the cylinder body (11) and the first connecting spoke (12) are provided with first sealing grooves (17), the inner bottom wall of each first sealing groove (17) at the two ends of the first connecting spoke (12) is provided with a third screw hole (18), and the inner thread of the first screw hole (14) is connected with a first bolt (19).

2. A die cast aluminum part according to claim 1, wherein: the motor cover aluminum part (2) comprises a cover (21), a second connecting spoke (22), a fourth screw hole (23), a second bolt (24), a rotary drum (25), a through hole (27) and a second sealing groove (28), a plurality of second connecting spokes (22) are arranged on the outer side wall of the cover (21) in an equidistant surrounding mode, the second connecting spoke (22) is matched with the first connecting spoke (12), the fourth screw hole (23) is formed in the side wall of each second connecting spoke (22), the second bolt (24) is connected with the inner threads of the fourth screw hole (23), one end, penetrating through the fourth screw hole (23), of the second bolt (24) extends to the inner part of the third screw hole (18) and is connected with the threads, the rotary drum (25) is arranged at one end, far away from the drum body (11), of the cover (21), and the rotary drum (25) is of a hollow structure, and a through hole (27) is formed in the side wall of the sealing cover (21) corresponding to the rotary drum (25), the through hole (27) is communicated with the inside of the rotary drum (25), a second sealing groove (28) is formed in the side wall, close to the side of the drum body (11), of the sealing cover (21), and the second sealing groove (28) is matched with the first sealing groove (17).

3. A die cast aluminum part according to claim 1, wherein: motor foot aluminum component (3) comprise mounting bar (31), second recess (32), fifth screw (33), third bolt (34), backup pad (35) and backing plate (36), second recess (32) have been seted up to one side that barrel (11) were kept away from in mounting bar (31), fifth screw (33) have all been seted up on the inner wall at second recess (32) both ends, the internal thread of fifth screw (33) is connected with third bolt (34), the one end that third bolt (34) run through fifth screw (33) extends to the inside and threaded connection of second screw (16), the bottom of mounting bar (31) is provided with backup pad (35), the one end that mounting bar (31) were kept away from in backup pad (35) is provided with backing plate (36).

4. A die cast aluminum part according to claim 1, wherein: a plurality of radiating grooves (131) are formed in the side wall of the radiating fin (13); first recess (15) have been seted up on the lateral wall of first connecting spoke (12) keep away from barrel (11) one side, first recess (15) and mounting bar (31) phase-match set up.

5. A die cast aluminum part according to claim 2, wherein: a clamping groove (241) is formed in the side wall of the second bolt (24), the width of the clamping groove (241) is the same as the diameter of the first bolt (19), and one end, extending to the inside of the first screw hole (14), of the first bolt (19) is clamped in the clamping groove (241); an annular groove (26) is formed in the inner cylinder wall of one end, far away from the sealing cover (21), of the rotary cylinder (25), and the annular groove (26) is arranged around the inner cylinder wall of the rotary cylinder (25) in a circle; the bottom of the backing plate (36) is provided with a third groove (37).