阅读说明：本技术 一种压铸铝件 (Die-casting aluminum part ) 是由 欧盟 韩涛 于 2020-07-20 设计创作，主要内容包括：本发明属于压铸铝件技术领域,具体的说是一种压铸铝件,包括壳体；壳体两端设有端盖,端盖靠近外缘位置圆周均布一组一号孔；壳体两端与一号孔对应位置开设有一号螺纹孔；一号孔内设置的螺钉插入一号螺纹孔并与一号螺纹孔螺纹连接；端盖中心远离壳体的一端设有圆台,圆台山螺纹连接有压盖,压盖用于旋紧后抵住螺钉；本发明通过端盖与壳体端面对齐之后,通过螺钉插入一号孔和一号螺纹孔中,之后旋紧螺钉即可完成端盖与壳体的连接,之后通过压盖与圆台螺纹连接,使得压盖旋紧并抵住螺钉,即可快速完成对螺钉的固定,减少电机运行过程中因振动而引起的螺钉松脱,保证电机稳定安全运行。(The invention belongs to the technical field of die-casting aluminum parts, and particularly relates to a die-casting aluminum part, which comprises a shell; end covers are arranged at two ends of the shell, and a group of first holes are uniformly distributed on the circumference of the end covers close to the outer edge; a first threaded hole is formed in the corresponding position of the first hole and the two ends of the shell; a screw arranged in the first hole is inserted into the first threaded hole and is in threaded connection with the first threaded hole; a circular truncated cone is arranged at one end of the center of the end cover, which is far away from the shell, and is in threaded connection with a gland which is used for supporting the screw after being screwed tightly; according to the invention, after the end cover is aligned with the end face of the shell, the screw is inserted into the first hole and the first threaded hole, then the connection between the end cover and the shell can be completed by screwing the screw, and then the gland is in threaded connection with the circular truncated cone, so that the gland is screwed and abuts against the screw, the fixation of the screw can be rapidly completed, the loosening of the screw caused by vibration in the operation process of the motor is reduced, and the stable and safe operation of the motor is ensured.)

1. A die cast aluminum part characterized in that: comprises a shell (1); end covers (11) are arranged at two ends of the shell (1), and a group of first holes (12) are uniformly distributed on the circumference of the end covers (11) close to the outer edge; a first threaded hole (13) is formed in the position, corresponding to the first hole (12), of the two ends of the shell (1); a screw (14) arranged in the first hole (12) is inserted into the first threaded hole (13) and is in threaded connection with the first threaded hole (13); a circular truncated cone (15) is arranged at one end of the center of the end cover (11) far away from the shell (1), a gland (2) is in threaded connection with the circular truncated cone (15), and the gland (2) is used for abutting against the screw (14) after being screwed tightly; reduce the vibration loosening of the screw (14).

2. A die cast aluminum part according to claim 1, wherein: a sliding hole (21) is formed in the position, corresponding to the screw (14), of the gland (2), and the sliding hole (21) is connected with a sleeve (22) in a sliding mode; no. two holes (23) have been seted up to sleeve (22) end near screw (14), are equipped with spring (24) between sleeve (22) and slide opening (21) bottom, avoid gland (2) rotatory pine to take off through No. two holes (23) of spring (24) cooperation, further guarantee the firm in connection nature of screw (14).

3. A die cast aluminum part according to claim 2, wherein: the second hole (23) is a conical hole, the diameter of the second hole (23) is gradually reduced towards the bottom of the second hole (23), abrasion between the sleeve (22) and the screw (14) is reduced through the conical second hole (23), an inclined opening (25) is formed in one end, close to the screw (14), of the sleeve (22), and the inclined opening (25) is used for increasing the efficiency of the second hole (23) in sleeving the screw (14).

4. A die cast aluminum part according to claim 3, wherein: a U-shaped groove (26) is clamped on the pressing plate on one side of the sliding hole (21), and the pressing cover (2) rotates for a certain angle to be matched with the U-shaped groove (26) to increase the dismounting efficiency of the screw (14).

5. The die cast aluminum part according to claim 4, wherein: a spiral groove (3) is formed in the sliding hole (21), and a spiral strip (31) is arranged on the sleeve (22) and corresponds to the spiral groove (3); a second threaded hole (32) is formed in the top of the sliding hole (21), and a plug (33) is connected in the second threaded hole (32) in a threaded manner; a material storage cavity (34) is formed in the bottom of the second threaded hole (32), the bottom of the material storage cavity (34) is communicated with the slide hole (21), and quartz sand is stored in the material storage cavity (34); hexagonal grooves (35) matched with the heads of the screws (14) are formed in the second holes (23), and the bottoms of the slide holes (21) are filled with quartz sand to be matched with the spiral strips (31), so that the fastening effect of the screws (14) is further improved.

6. The die cast aluminum part according to claim 5, wherein: a third hole (36) penetrating through the gland (2) is formed in the bottom of the sliding hole (21), and a third threaded hole (37) is formed in the position, corresponding to the third hole (36), of the sleeve (22); a stud (38) arranged in the third hole (36) is in threaded connection with the third threaded hole (37), and the stud (38) is matched with the third threaded hole (37), so that the disassembling efficiency of the screw (14) is further improved.

Technical Field

The invention belongs to the technical field of die-casting aluminum parts, and particularly relates 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 use, 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 motor to be unable to use, cause the incident even

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that in the prior art, after a bolt is completely screwed into a screw hole in a shell, a clamping groove is clamped to be anti-loose through another bolt by the aid of a clamping groove arranged on the surface of the bolt of a locking end cover, and the clamping groove on the locking bolt is difficult to be in a correct position due to the fact that the bolt is completely screwed into the screw hole, so that the clamping groove is invisible.

The technical scheme adopted by the invention for solving the technical problems is as follows: the die-casting aluminum part comprises a shell; end covers are arranged at two ends of the shell, and a group of first holes are uniformly distributed on the circumference of the end covers close to the outer edge; a first threaded hole is formed in the corresponding position of the first hole and the two ends of the shell; the screw arranged in the first hole is inserted into the first threaded hole and is in threaded connection with the first threaded hole; a circular truncated cone is arranged at one end of the center of the end cover, which is far away from the shell, a gland is in threaded connection with the circular truncated cone and is used for abutting against the screw after being screwed tightly; the vibration loosening of the screw is reduced; when the locking end cover is in operation, after a motor shell which is formed by die-casting aluminum materials in the prior art is assembled, when the locking end cover is in use, the motor can vibrate when in operation, and bolts used for connection between components can be loosened, in the prior art, the clamping groove is clamped by another bolt after the bolts are completely screwed into screw holes on a shell through the clamping groove arranged on the surface of the bolt of the locking end cover, so that the clamping groove is not visible due to the fact that the bolts are completely screwed into the screw holes, the clamping groove on the locking bolt is difficult to be in the correct position, and the anti-loosening effect is poor, at the moment, after the end cover is aligned with the end face of the shell, a screw is inserted into a first hole and a first threaded hole through the screw, then the connection between the end cover and the shell can be completed by screwing the screw, the pressing cover is screwed and supports, the loosening of screws caused by vibration in the running process of the motor is reduced, and the stable and safe running of the motor is ensured.

Preferably, the gland is provided with a sliding hole at a position corresponding to the screw, and the sliding hole is connected with a sleeve in a sliding manner; a second hole is formed in the end, close to the screw, of the sleeve, a spring is arranged between the sleeve and the bottom of the sliding hole, the pressing cover is prevented from rotating and loosening through the cooperation of the spring and the second hole, and the connection firmness of the screw is further guaranteed; after the sleeve is close to the screw along with the rotation of gland, through stirring the sleeve for No. two hole alignment screws after the gland is rotatory certain angle, later loosen the sleeve, the sleeve outwards pops out and makes during the screw imbeds No. two holes under the effect of spring, and then avoids the gland to take off because of the rotatory pine of motor vibration, reduces the tight locking effect of supporting to the screw, further improves the reliability of being connected between screw and the casing.

Preferably, the second hole is a conical hole, the diameter of the second hole is gradually reduced towards the bottom of the second hole, abrasion between the sleeve and the screw is reduced through the conical second hole, one end, close to the screw, of the sleeve is provided with an inclined opening, and the inclined opening is used for increasing the efficiency of the second hole for sleeving the screw; through conical No. two holes, make after the screw imbeds No. two holes, zonulae occludens under the cooperation of spring, reduce the clearance between screw periphery and No. two holes, and then reduce rocking between No. two holes and the screw, reduce the noise that the motor operation in-process arouses because of rocking between No. two holes and the screw, reduce the wearing and tearing between screw and the sleeve simultaneously, guarantee that the screw shape is intact, when increasing the screw and dismantling the efficiency with extracting tool, increase the efficiency of demolising of screw, No. two hole cooperation slashes simultaneously, make during rotatory back screw of gland extrudees the slash naturally and imbeds No. two holes, further increase the locking efficiency of gland.

Preferably, a U-shaped groove is clamped on the pressing plate on one side of the sliding hole, and the pressing cover rotates by a certain angle to be matched with the U-shaped groove, so that the screw disassembling efficiency is improved; when the screw needs to be disassembled through the U-shaped groove, only the sleeve needs to be stirred to enable the second hole to be separated from the screw, then the screw is enabled to be aligned to the U-shaped groove through rotating a certain angle, namely the screw is disassembled quickly by using a disassembling tool, the gland is prevented from being completely screwed out, and the disassembling efficiency of the screw is further improved.

Preferably, a spiral groove is formed in the sliding hole, and a spiral strip is arranged on the sleeve corresponding to the spiral groove; a second threaded hole is formed in the top of the sliding hole, and a plug is connected in the second threaded hole in a threaded manner; a material storage cavity is formed in the bottom of the second threaded hole, the bottom of the material storage cavity is communicated with the sliding hole, and quartz sand is stored in the material storage cavity; a hexagonal groove matched with the head of the screw is formed in the second hole, and the bottom of the slide hole is filled with the matching spiral strip through quartz sand, so that the fastening effect of the screw is further improved; fill quartz sand to the slide opening bottom through the storage cavity for the quartz sand of slide opening bottom constantly increases closely knit degree at the motor vibration in-process, and then constantly extrudees the sleeve and makes the sleeve stretch out to the slide opening outside, because be equipped with the helical strip on the sleeve, cooperate the helicla flute of opening in the slide opening, make the sleeve constantly clockwise turning at the in-process of outside roll-off, and then cooperate the recess of hexagon to screw the screw, further increase the connection reliability of screw, guarantee the safe high-efficient operation of motor.

Preferably, the bottom of the sliding hole is provided with a third hole penetrating through the gland, and a third threaded hole is formed in the sleeve corresponding to the third hole; the stud arranged in the third hole is in threaded connection with the third threaded hole, and the stud is matched with the third threaded hole, so that the screw dismounting efficiency is further improved; when the screw needs to be detached, the stud is inserted into the third hole, and the stud is rotated to be screwed into the third threaded hole, so that the sleeve is driven by the stud to be separated from the screw, and the screw detaching efficiency is further improved.

The invention has the following beneficial effects:

1. according to the die-casting aluminum part, after the end cover is aligned with the end face of the shell, the screw is inserted into the first hole and the first threaded hole, the end cover and the shell can be connected by screwing the screw, and then the gland is in threaded connection with the circular truncated cone, so that the gland is screwed and abuts against the screw, the screw can be fixed quickly, the screw looseness caused by vibration in the operation process of the motor is reduced, and the stable and safe operation of the motor is ensured.

2. According to the die-casting aluminum part, when the screw needs to be dismounted, the stud is inserted into the third hole, and is rotated to be screwed into the third threaded hole, so that the sleeve is driven to be separated from the screw through the stud, and the dismounting efficiency of the screw is further improved.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial cross-sectional view of the gland and end cap of the present invention;

FIG. 4 is a schematic view of the construction of the sleeve of the present invention;

in the figure: the sealing device comprises a shell 1, an end cover 11, a first hole 12, a first threaded hole 13, a screw 14, a circular truncated cone 15, a gland 2, a sliding hole 21, a sleeve 22, a second hole 23, a spring 24, a bevel 25, a U-shaped groove 26, a spiral groove 3, a spiral strip 31, a second threaded hole 32, a plug 33, a storage cavity 34, a groove 35, a third hole 36, a third threaded hole 37 and a stud 38.

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 to 4, a die cast aluminum part according to the present invention includes a case 1; end covers 11 are arranged at two ends of the shell 1, and a group of first holes 12 are uniformly distributed on the circumference of the end covers 11 close to the outer edge; a first threaded hole 13 is formed in the position, corresponding to the first hole 12, of the two ends of the shell 1; a screw 14 arranged in the first hole 12 is inserted into the first threaded hole 13 and is in threaded connection with the first threaded hole 13; a circular truncated cone 15 is arranged at one end of the center of the end cover 11, which is far away from the shell 1, a gland 2 is in threaded connection with the circular truncated cone 15, and the gland 2 is used for abutting against a screw 14 after being screwed tightly; reducing vibration loosening of the screw 14; when the locking device works, after a motor shell which is formed by die-casting aluminum materials in the prior art is assembled, and when the locking device is used, the motor can vibrate when in work, and bolts used for connecting parts can be loosened, in the prior art, the clamping groove is clamped by another bolt after the bolt is completely screwed into a screw hole on a shell 1 through the clamping groove arranged on the surface of the bolt of the locking end cover 11, so that the clamping groove is prevented from being loosened, the bolt is completely screwed into a threaded hole, the clamping groove cannot be seen, the clamping groove on the locking bolt is difficult to be positioned at the correct position, and the anti-loosening effect is poor, at the moment, after the end cover 11 is aligned with the end surface of the shell 1, the bolt 14 is inserted into a first hole 12 and a first threaded hole 13, then the bolt 14 is screwed, the connection of the end cover 11 and the shell 1 can be completed, then, the gland, the fixing of the screw 14 can be rapidly completed, the loosening of the screw 14 caused by vibration in the running process of the motor is reduced, and the stable and safe running of the motor is ensured.

As an embodiment of the present invention, a sliding hole 21 is formed at a position of the gland 2 corresponding to the screw 14, and a sleeve 22 is slidably connected to the sliding hole 21; a second hole 23 is formed in the end, close to the screw 14, of the sleeve 22, a spring 24 is arranged between the sleeve 22 and the bottom of the sliding hole 21, the pressing cover 2 is prevented from rotating and loosening through the cooperation of the spring 24 and the second hole 23, and the connection firmness of the screw 14 is further guaranteed; after the sleeve 22 is close to the screw 14 along with the rotation of the gland 2, the sleeve 22 is pulled, so that the second hole 23 is aligned with the screw 14 after the gland 2 rotates for a certain angle, then the sleeve 22 is loosened, the sleeve 22 is outwards popped out under the action of the spring 24, and the screw 14 is embedded into the second hole 23, thereby preventing the gland 2 from rotating and loosening due to the vibration of the motor, reducing the tightening and loosening prevention effect on the screw 14, and further improving the connection reliability between the screw 14 and the shell 1.

As an embodiment of the invention, the second hole 23 is a tapered hole, the diameter of the second hole 23 is gradually reduced towards the bottom of the second hole 23, the wear between the sleeve 22 and the screw 14 is reduced through the tapered second hole 23, one end of the sleeve 22, which is close to the screw 14, is provided with an oblique opening 25, and the oblique opening 25 is used for increasing the efficiency of the second hole 23 in sleeving the screw 14; through conical No. two holes 23, make behind screw 14 embedding No. two holes 23, zonulae occludens under the cooperation of spring 24, reduce the clearance between screw 14 periphery and No. two holes 23, and then reduce rocking between No. two holes 23 and the screw 14, reduce the noise that the motor operation in-process arouses because of rocking between No. two holes 23 and the screw 14, reduce the wearing and tearing between screw 14 and the sleeve 22 simultaneously, guarantee that screw 14 is intact in shape, increase the efficiency of being connected with extracting tool when screw 14 dismantles, increase the efficiency of demolising of screw 14, No. two holes 23 cooperation bevel connection 25 simultaneously, make screw 14 extrude bevel connection 25 naturally and imbed in No. two holes 23 after gland 2 is rotatory, further increase gland 2's locking efficiency.

As an embodiment of the invention, a U-shaped groove 26 is clamped on the pressing plate on one side of the sliding hole 21, and the pressing cover 2 rotates by a certain angle to match with the U-shaped groove 26 to increase the dismounting efficiency of the screw 14; when the screw 14 needs to be disassembled through the U-shaped groove 26, only the sleeve 22 needs to be shifted to enable the second hole 23 to be separated from the screw 14, and then the screw 14 is aligned to the U-shaped groove 26 through rotating for a certain angle, namely the screw 14 is disassembled quickly by using a disassembling tool, the gland 2 is prevented from being completely screwed out, and the disassembling efficiency of the screw 14 is further improved.

As an embodiment of the present invention, a spiral groove 3 is formed in the slide hole 21, and a spiral strip 31 is provided on the sleeve 22 at a position corresponding to the spiral groove 3; a second threaded hole 32 is formed in the top of the sliding hole 21, and a plug 33 is connected in the second threaded hole 32 in a threaded manner; a material storage cavity 34 is formed in the bottom of the second threaded hole 32, the bottom of the material storage cavity 34 is communicated with the slide hole 21, and quartz sand is stored in the material storage cavity 34; a hexagonal groove 35 matched with the head of the screw 14 is formed in the second hole 23, and the bottom of the slide hole 21 is filled with quartz sand to match with the spiral strip 31, so that the fastening effect of the screw 14 is further improved; fill quartz sand to the draw-hole 21 bottom through storage cavity 34, make the quartz sand of draw-hole 21 bottom constantly increase closely knit degree at the motor vibration in-process, and then constantly extrude sleeve 22 and make sleeve 22 stretch out to draw-hole 21 outside, because be equipped with spiral strip 31 on the sleeve 22, the helicla flute 3 of opening in the cooperation draw-hole 21, make sleeve 22 constantly clockwise rotation at the in-process of outside roll-off, and then screw 14 is screwed to the recess 35 of cooperation hexagon, further increase screw 14's connection reliability, guarantee the safe high-efficient operation of motor.

As an embodiment of the present invention, a third hole 36 penetrating through the gland 2 is formed at the bottom of the sliding hole 21, and a third threaded hole 37 is formed in the sleeve 22 at a position corresponding to the third hole 36; the stud 38 arranged in the third hole 36 is in threaded connection with the third threaded hole 37, and the stud 38 is matched with the third threaded hole 37, so that the dismounting efficiency of the screw 14 is further improved; when the screw 14 needs to be removed, the stud 38 is inserted into the third hole 36, and meanwhile, the stud 38 is rotated to enable the stud 38 to be screwed into the third threaded hole 37, so that the sleeve 22 is driven to be separated from the screw 14 through the stud 38, and the removal efficiency of the screw 14 is further improved.

When the motor works, after a motor shell which is die-cast by aluminum materials in the prior art is assembled, when the motor is used, the motor vibrates when in work, and bolts used for connection between components are loosened, in the prior art, the clamping groove is clamped by another bolt after the bolt is completely screwed into a screw hole on a shell 1 through the clamping groove arranged on the surface of the bolt of a locking end cover 11, so that the clamping groove is prevented from being loosened, the bolt is completely screwed into a threaded hole, the clamping groove on the locking bolt is difficult to be positioned at a correct position, and the anti-loosening effect is poor, at the moment, after the end cover 11 is aligned with the end surface of the shell 1, the bolt 14 is inserted into a first hole 12 and a first threaded hole 13, then the bolt 14 is screwed, so that the connection between the end cover 11 and the shell 1 can be completed, then, the gland 2 is in threaded connection with a circular truncated cone, the fixing of the screw 14 can be quickly finished, the loosening of the screw 14 caused by vibration in the running process of the motor is reduced, and the stable and safe running of the motor is ensured; after the sleeve 22 approaches the screw 14 along with the rotation of the gland 2, the sleeve 22 is shifted to enable the second hole 23 to align with the screw 14 after the gland 2 rotates for a certain angle, then the sleeve 22 is loosened, the sleeve 22 is outwards popped out under the action of the spring 24 and enables the screw 14 to be embedded into the second hole 23, so that the gland 2 is prevented from rotating and loosening due to the vibration of a motor, the tightening and loosening prevention effects on the screw 14 are reduced, and the connection reliability between the screw 14 and the shell 1 is further improved; after the screw 14 is embedded into the second hole 23 through the conical second hole 23, the screw 14 is tightly connected under the matching of the spring 24, the gap between the periphery of the screw 14 and the second hole 23 is reduced, further the shaking between the second hole 23 and the screw 14 is reduced, the noise caused by the shaking between the second hole 23 and the screw 14 in the running process of the motor is reduced, meanwhile, the abrasion between the screw 14 and the sleeve 22 is reduced, the shape of the screw 14 is ensured to be intact, the connection efficiency of the screw 14 and a dismounting tool during dismounting is increased, the dismounting efficiency of the screw 14 is increased, meanwhile, the second hole 23 is matched with the bevel 25, the screw 14 naturally extrudes the bevel 25 and is embedded into the second hole 23 after the gland 2 rotates, and the locking efficiency of the gland 2 is further increased; when the screw 14 needs to be disassembled through the U-shaped groove 26, the sleeve 22 is only required to be shifted to enable the second hole 23 to be separated from the screw 14, and then the screw 14 is rotated by a certain angle to be aligned to the U-shaped groove 26, namely, the screw 14 is quickly disassembled through a disassembling tool, the gland 2 is prevented from being completely screwed out, and the disassembling efficiency of the screw 14 is further improved; quartz sand is filled into the bottom of the slide hole 21 through the material storage cavity 34, so that the compactness of the quartz sand at the bottom of the slide hole 21 is continuously increased in the vibration process of the motor, and the sleeve 22 is continuously extruded to enable the sleeve 22 to extend out of the slide hole 21, and the sleeve 22 continuously rotates clockwise in the outward sliding process by matching with the spiral groove 3 formed in the slide hole 21 and further matches with the hexagonal groove 35 to screw the screw 14, so that the connection reliability of the screw 14 is further increased, and the safe and efficient operation of the motor is ensured; when the screw 14 needs to be removed, the stud 38 is inserted into the third hole 36, and meanwhile, the stud 38 is rotated to enable the stud 38 to be screwed into the third threaded hole 37, so that the sleeve 22 is driven to be separated from the screw 14 through the stud 38, and the removal efficiency of the screw 14 is further improved.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

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, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.