CN209867280U

CN209867280U - Device for manufacturing crankcase body

Info

Publication number: CN209867280U
Application number: CN201920499042.2U
Authority: CN
Inventors: 黄晓; 廖昌均
Original assignee: Chongqing Chilong Motorcycle Parts Co Ltd
Current assignee: Chongqing Chilong Motorcycle Parts Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2019-12-31
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a make device of crankcase, by the upper die base, the guide pillar, the die holder, the cope match-plate pattern, the lower bolster, ejecting structure, the reaming stick, rotation equipment, first telescopic link and second telescopic link constitute, the upper die base slides along the guide pillar, accomplish the mould pouring of closing with the lower bolster, it is ejecting with the product to wait to start ejecting structure when the product solidifies completely, then start first telescopic link and second telescopic link and insert the shaft hole department of product with the rotation equipment that is in the rotation state and carry out the reaming, the peripheral metal that does not solidify in extrusion product shaft hole is to shaft hole diffusion all around, make other positions of product shaft hole metal density school all around more intensive, thereby obtain the effect of the peripheral intensity in crankcase shaft hole that the reinforcing produced.

Description

Device for manufacturing crankcase body

Technical Field

The utility model relates to a mould equipment technical field especially relates to a make crankcase's device.

Background

The crankcase of the engine is a typical box body part, and the crankcase is used for accommodating and supporting all parts in the crankcase, ensuring the correct positions among the parts, and enabling the parts to operate and work in coordination with each other.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make crankcase's device aims at solving among the prior art crankcase and has the peripheral easy fatigue damage's in shaft hole problem.

In order to achieve the above object, the present invention provides an apparatus for manufacturing a crankcase, comprising an upper die base, a guide pillar, a lower die base, an upper die plate, a lower die plate, an ejection structure, a reaming rod, a rotating device, a first telescopic rod and a second telescopic rod, wherein one end of the guide pillar is fixedly connected to the upper die base, the other end of the guide pillar is fixedly connected to the lower die base, the upper die plate is slidably connected to the guide pillar and located between the upper die base and the lower die base, the lower die plate is fixedly connected to the guide pillar and located between the upper die plate and the lower die base, one end of the ejection pillar is fixedly connected to the lower die base, the other end of the ejection structure penetrates through the lower die plate and is slidably connected to the lower die plate, the reaming rod is located outside the upper die base and located between the upper die plate and the lower die plate, the axis of the reaming rod is parallel to the axis of the ejection structure, the rotating equipment is fixedly connected with the reaming rod, one end of the first telescopic rod is fixedly connected with the rotating equipment, the axis of the first telescopic rod is parallel to the horizontal plane, one end of the second telescopic rod is fixedly connected with the other end of the first telescopic rod, the other end of the second telescopic rod is fixedly connected with the base plane, and the axis of the second telescopic rod is perpendicular to the axis of the first telescopic rod.

Wherein, the reaming rod is a cone.

The number of the ejection structures is four, and the ejection structures are respectively distributed on four sides of the lower template.

The ejection structure comprises a telescopic column and a clamping plate, one end of the telescopic column is fixedly connected with the lower die holder, the other end of the telescopic column penetrates through the lower die plate and is in sliding connection with the lower die plate, the clamping plate is L-shaped, and the clamping plate is embedded into the lower die plate and is fixedly connected with one end, far away from the lower die holder, of the telescopic column.

The surface of the clamping plate, which is far away from the telescopic column, is flush with the inner side surface of the lower template.

The device for manufacturing the crankcase body further comprises a blowing device, wherein the blowing device is fixedly connected with the first telescopic rod and penetrates through the hole expanding rod.

The device for manufacturing the crankcase body further comprises a material taking structure, and the material taking structure is located between the lower die base and the second telescopic rod.

The material taking structure comprises a bracket and a slide rail, the slide rail is located between the lower die holder and the second telescopic rod, and the bracket is connected with the slide rail in a sliding mode.

The slide rail extension line is perpendicular to a connection line of the lower die holder and the second telescopic rod.

The bracket comprises a first frame and a second frame, the first frame is connected with the sliding rail in a sliding mode, the second frame is fixedly connected with the first frame, and the first telescopic rod is located between the first frame and the second frame.

The utility model discloses a device of manufacturing bent axle box through constituting by upper die base, guide pillar, die holder, cope match-plate pattern, lower bolster, ejecting structure, reaming stick, rotation equipment, first telescopic link and second telescopic link, the upper die base along the guide pillar slides, with the die-closing pouring is accomplished to the lower bolster, starts when treating that the product is not totally solidified ejecting structure is ejecting with the product, then starts first telescopic link with the second telescopic link will be in the rotation state rotation equipment inserts the shaft hole department of product and carries out the reaming, and the peripheral metal that does not solidify in extrusion product shaft hole is to shaft hole diffusion all around for other positions of product shaft hole metal density school all around are more intensive, thereby obtain the effect of the peripheral intensity in bent axle box shaft hole that the reinforcing produced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view showing the structure of an apparatus for manufacturing a crankcase according to the present invention;

FIG. 2 is a front view of the apparatus for manufacturing a crankcase body according to the present invention;

FIG. 3 is a plan view of the apparatus for manufacturing a crankcase body according to the present invention;

fig. 4 is a state diagram of the ejection structure of the present invention when it is not ejected.

In the figure: 100-a device for manufacturing a crankcase body, 10-an upper die holder, 20-a guide post, 30-a lower die holder, 40-an upper die plate, 50-a lower die plate, 60-an ejection structure, 61-a telescopic post, 62-a clamping plate, 70-a hole expanding rod, 80-rotating equipment, 90-a first telescopic rod, 110-a second telescopic rod, 120-blowing equipment, 130-a material taking structure, 131-a bracket, 1311-a first frame, 1312-a second frame and 132-a sliding rail.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and 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 present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 4, the present invention provides an apparatus for manufacturing a crankcase, the apparatus 100 for manufacturing a crankcase includes an upper die holder 10, a guide pillar 20, a lower die holder 30, an upper die plate 40, a lower die plate 50, an ejection structure 60, a hole enlarging rod 70, a rotating device 80, a first telescopic rod 90 and a second telescopic rod 110, one end of the guide pillar 20 is fixedly connected to the upper die holder 10, the other end of the guide pillar 20 is fixedly connected to the lower die holder 30, the upper die plate 40 is slidably connected to the guide pillar 20 and is located between the upper die holder 10 and the lower die holder 30, the lower die plate 50 is fixedly connected to the guide pillar 20 and is located between the upper die plate 40 and the lower die holder 30, one end of the ejection pillar is fixedly connected to the lower die holder 30, the other end of the ejection structure 60 penetrates through the lower die plate 50 and is slidably connected to the lower die plate 50, the reaming rod 70 is located outside the upper die holder 10 and located between the upper die plate 40 and the lower die plate 50, the axis of the reaming rod 70 is parallel to the axis of the ejection structure 60, the rotating device 80 is fixedly connected with the reaming rod 70, one end of the first telescopic rod 90 is fixedly connected with the rotating device 80, the axis of the first telescopic rod 90 is parallel to the horizontal plane, one end of the second telescopic rod 110 is fixedly connected with the other end of the first telescopic rod 90, the other end of the second telescopic rod 110 is fixedly connected with the base plane, and the axis of the second telescopic rod 110 is perpendicular to the axis of the first telescopic rod 90.

In this embodiment, the upper mold plate 40 and the lower mold plate 50 have cavities for manufacturing crankcase bodies therein, the upper mold plate 40 has an injection port for fixing the lower mold base 30 on a base, a hydraulic cylinder is mounted on the upper mold base 10, the hydraulic cylinder is activated to push the upper mold plate 40 to move toward the lower mold plate 50 along the guide post 20, after mold closing is completed, molten aluminum is injected from the injection port through a casting machine, the vibrator is used to act on the entire apparatus, so that the molten aluminum can be uniformly distributed in the cavities, the lower mold plate 50 has an air outlet, after casting is completed, cooling is waited for a period of time, when a crankcase product in the cavities is not completely solidified, the hydraulic cylinder is activated again to drive the upper mold plate 40 to move toward the upper mold base 10, mold opening is completed, and the ejection structure 60 is activated, the ejection structure 60 may use an air cylinder as a power source to eject the crankcase blank from the second mold plate, suspend the ejection structure 60, then start the second telescopic rod 110, where the second telescopic rod 110 is a hydraulic rod, so that the height of the first telescopic rod 90 is located in front of the lower surface of the crankcase blank and the upper surface of the small mold plate, then start the first telescopic rod 90, which is also made of a hydraulic cylinder, so that the first telescopic rod 90 drives the rotating device 80 to move to the position entirely opposite to the lower part of the shaft hole of the crankcase blank, the rotating device 80 is already in a working state before the first telescopic rod 90 is started, then start the second telescopic rod 110 again, drive the reaming rod 70 fixedly connected with the rotating device 80 to gradually insert into the shaft hole of the crankcase blank for reaming, and extrude the unsolidified metal around the shaft hole of the product to diffuse around the shaft hole, the metal density around the shaft hole of the product is more dense, and the effect of enhancing the peripheral strength of the shaft hole of the manufactured crankcase body is obtained.

Further, the reamer bar 70 is a cone. In the embodiment, the reaming rod 70 with the conical shape enables the reaming rod 70 to be reamed in one movement of moving upwards relative to the shaft hole, and avoids the movement of rotating eccentrically along the inner wall of the shaft hole.

Further, the number of the ejection structures 60 is four, and the ejection structures are respectively distributed on four sides of the lower mold plate 50. In the embodiment of the present invention, the ejection structure 60 ejects the case blank in four directions, so as to ensure stability during ejection.

Further, the ejection structure 60 includes a telescopic column 61 and a clamping plate 62, one end of the telescopic column 61 is fixedly connected to the lower die holder 30, the other end of the telescopic column 61 penetrates through the lower die plate 50 and is slidably connected to the lower die plate 50, the clamping plate 62 is L-shaped, and the clamping plate 62 is embedded in the lower die plate 50 and is fixedly connected to one end of the telescopic column 61, which is far away from the lower die holder 30. In the embodiment of the present embodiment, the telescopic column 61 may adopt a pneumatic piston or a hydraulic piston, when the telescopic column 61 is not started, the telescopic column 61 is located below the inner surface of the lower template 50, the clamping plate 62 serves as a part of the inner cavity of the lower template 50, and after the product is slightly solidified for a period of time, the telescopic column 61 is started to drive the clamping plate 62 to eject the box blank in four directions, namely, the front direction, the rear direction, the left direction and the right direction, and the clamping plate 62 is L-shaped, so that after ejection, the side edges of the box blank can be fixed, the movement of the box blank is limited, and a hole expanding effect is facilitated.

Further, the surface of the clamping plate 62 away from the telescopic column 61 is flush with the inner side surface of the lower template 50. In the embodiment of the present invention, when the clamping plate 62 is used as a part of the cavity in the lower mold plate 50, the influence on the surface accuracy of the case body blank can be minimized.

Further, the apparatus 100 for manufacturing a crankcase body further includes a blowing device 120, wherein the blowing device 120 is fixedly connected to the first telescopic rod 90 and penetrates through the broaching rod 70. In the embodiment of the present invention, the air blowing device 120 includes a blower and an air pipe, the blower is started to generate an air source, and before the hole expanding rod 70 is inserted into the shaft hole in the box blank, the coarse slag around the shaft hole is blown away, so as to improve the effect of surface roughness precision of the shaft hole wall.

Further, the apparatus 100 for manufacturing a crankcase further includes a material taking structure 130, and the material taking structure 130 is located between the lower die holder 30 and the second telescopic rod 110. In the embodiment of the present embodiment, the material taking structure 130 can automatically take out the crank case after the hole expansion is completed, thereby reducing the labor intensity of manual material taking.

Further, the material taking structure 130 includes a bracket 131 and a slide rail 132, the slide rail 132 is located between the lower die holder 30 and the second telescopic rod 110, and the bracket 131 is connected to the slide rail 132 in a sliding manner. In the embodiment of the present invention, the slide rail 132 is connected to a workshop product line, and is disposed in an inclined manner, after the bracket 131 bears the static friction force exceeding the preset maximum value, the bracket automatically slides under the action of gravity, after the box blank is reamed, the reaming rod 70 is inserted into the shaft hole of the box blank, the motor is turned off, the first telescopic rod 90 is retracted, the first telescopic rod 90 drives the box blank to move, the reaming rod 70 plays a limiting role in the process until the box blank is moved onto the bracket 131, the box blank is placed into the bracket 131, and then the bracket 132 slides out, so that the reaming member is used to bear a part of material taking action.

Further, the extension line of the slide rail 132 is perpendicular to the connection line of the lower die holder 30 and the second telescopic rod 110. In the embodiment of the present invention, the effect that the box blank on the bracket 131 is not collided with the lower die holder 30 and the second telescopic rod 110 when the slide rail 132 drives the box blank to move can be obtained.

Further, the bracket 131 includes a first frame 1311 and a second frame 1312, the first frame 1311 is slidably connected to the sliding rail 132, the second frame 1312 is fixedly connected to the first frame 1311, and the first telescopic rod 90 is located between the first frame 1311 and the second frame 1312. In the embodiment, a gap is formed between the first frame 1311 and the second frame 1312, so that when the first telescopic rod 90 transports the box blank to the first frame 1311, the first telescopic rod 90 is located between the first frame 1311 and the second frame 1312 and below the upper surfaces of the first frame 1311 and the second frame 1312, and then the second telescopic rod 110 is continuously started to drive the first telescopic rod 90 to move downwards, so that the broaching rod 70 is drawn out from the shaft hole of the crankcase without colliding with the bracket 131.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. An apparatus for manufacturing a crankcase body, characterized in that,

the device for manufacturing the crankcase comprises an upper die holder, a guide pillar, a lower die holder, an upper die plate, a lower die plate, an ejection structure, a reaming rod, a rotating device, a first telescopic rod and a second telescopic rod, wherein one end of the guide pillar is fixedly connected with the upper die holder, the other end of the guide pillar is fixedly connected with the lower die holder, the upper die plate is slidably connected with the guide pillar and is positioned between the upper die holder and the lower die holder, the lower die plate is fixedly connected with the guide pillar and is positioned between the upper die plate and the lower die holder, one end of the ejection pillar is fixedly connected with the lower die holder, the other end of the ejection structure penetrates through the lower die plate and is slidably connected with the lower die plate, the reaming rod is positioned outside the upper die holder and is positioned between the upper die plate and the lower die plate, and the axis of the reaming rod is parallel to the axis of the ejection structure, rotate the equipment with reaming stick fixed connection, the one end of first telescopic link with rotate equipment fixed connection, just the axis of first telescopic link is parallel with the horizontal plane, the one end of second telescopic link with the other end fixed connection of first telescopic link, the other end and the base face fixed connection of second telescopic link, just the axis of second telescopic link with the axis of first telescopic link is perpendicular.

2. The apparatus for manufacturing a crankcase according to claim 1, wherein the reamer spindle is a cone.

3. The apparatus of claim 1, wherein the ejection structures are four in number and are respectively disposed on four sides of the lower mold plate.

4. The apparatus of claim 3, wherein the ejection structure includes a telescopic post and a clamping plate, one end of the telescopic post is fixedly connected to the lower die holder, the other end of the telescopic post penetrates through the lower die plate and is slidably connected to the lower die plate, the clamping plate is L-shaped, and the clamping plate is embedded in the lower die plate and is fixedly connected to an end of the telescopic post away from the lower die holder.

5. The apparatus of claim 4, wherein a surface of the clamping plate away from the telescopic post is flush with an inner side surface of the lower die plate.

6. The apparatus for manufacturing a crankcase according to claim 1, further comprising a gas blowing device fixedly coupled to the first telescopic rod and penetrating the broaching bar.

7. The apparatus of claim 1, further comprising a take-off structure positioned between the lower die base and the second telescoping rod.

8. The apparatus of claim 7, wherein the take-off structure includes a bracket and a slide rail, the slide rail is located between the lower die holder and the second telescoping rod, and the bracket is slidably coupled to the slide rail.

9. The apparatus of claim 8, wherein the rail extension line is perpendicular to a line connecting the lower die holder and the second expansion link.

10. The apparatus for manufacturing a crankcase according to claim 9, wherein the bracket includes a first frame and a second frame, the first frame being slidably coupled to the slide rail, the second frame being fixedly coupled to the first frame, and the first telescopic rod being positioned between the first frame and the second frame.