CN115070015A - Casting machine for manufacturing high-strength aluminum alloy parts - Google Patents
Casting machine for manufacturing high-strength aluminum alloy parts Download PDFInfo
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- CN115070015A CN115070015A CN202211009715.4A CN202211009715A CN115070015A CN 115070015 A CN115070015 A CN 115070015A CN 202211009715 A CN202211009715 A CN 202211009715A CN 115070015 A CN115070015 A CN 115070015A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
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Abstract
The invention relates to the technical field of metal extrusion molding, in particular to a casting machine for manufacturing high-strength aluminum alloy parts, which comprises a rack, wherein an inner mold, a fixed mold seat, a movable mold seat and a hydraulic device are coaxially arranged on the rack, a first pedestal and a second pedestal are respectively arranged at two ends of the rack, a first sliding rail is arranged on one side of the first pedestal, which faces to the second pedestal, a first sliding seat is arranged on the first sliding rail in a sliding manner, a second sliding seat is arranged on the first sliding seat in a sliding manner, the inner mold is limited and arranged on the second sliding seat, the technical scheme is that the movable mold seat is connected with a working end of the hydraulic device to drive the inner mold to move along the axis of the fixed mold seat, and when the inner mold passes through a material pushing plate at the top of the fixed mold seat, the material pushing plate enters the notch of the inner die to push out residual waste materials in the forming hole of the inner die out of the forming hole, and the inner die with the notch is spliced with the inner wall of the notch through the bottom surface of the splicing module arranged on the frame to form a complete forming hole to realize a normal extrusion casting function.
Description
Technical Field
The invention relates to the technical field of metal extrusion forming, in particular to a casting machine for manufacturing high-strength aluminum alloy parts.
Background
The aluminum alloy section is a non-ferrous metal structural material which is most widely applied in industry, has the characteristics of high strength and high toughness, is widely applied to the fields of aviation, aerospace, automobiles, mechanical manufacturing, ships, buildings, decoration and the like, has different specifications and structures required by the sections used in different fields, and needs to be improved in adaptability according to the characteristics when the high-strength and high-toughness aluminum alloy section is extruded.
However, the existing high-strength high-toughness aluminum alloy section has the following problems in the processing process:
the method comprises the following steps that firstly, a required die needs to be manually replaced when sectional materials with different structures are machined, the existing die is arranged inside a machining machine, the die is complex to disassemble and assemble during replacement, and the die is fixed through threads, so that the threads are easily damaged due to the action of external force, the stability of the fixed die is poor, and the service life of the die is influenced;
secondly, inside the raw materials extrudeed entering mould in course of working, probably resulted in the shaping downthehole partial raw materials that remain of mould behind the execution end arrival mould inboard at hydraulic pressure mechanism to follow subsequent original extrusion and discharge, the waste material of this part can't be concentrated and collect, has caused certain waste.
Disclosure of Invention
In view of the above, it is necessary to provide a casting machine for manufacturing high-strength aluminum alloy members, which addresses the problems of the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a casting machine for manufacturing high-strength aluminum alloy parts comprises a machine frame, wherein an inner mold, a fixed mold seat, a movable mold seat and a hydraulic device are coaxially arranged on the machine frame, a first pedestal and a second pedestal are respectively arranged at two ends of the machine frame, the hydraulic device is fixedly arranged on the second pedestal, a first sliding rail is arranged on one side, facing the second pedestal, of the first pedestal and extends along the horizontal direction perpendicular to a working shaft of the hydraulic device, a first sliding seat is slidably arranged on the first sliding rail, a second sliding seat is slidably arranged on the first sliding seat and moves along the axial direction of the hydraulic device, the inner mold is limited and arranged on the second sliding seat, a vertically upward extending gap is arranged on a forming hole of the inner mold, a splicing module is arranged on the first pedestal and is inserted into the gap, the bottom surface of the splicing module and the inner wall of the gap are spliced to form a complete forming hole, the fixed mold seat is fixedly arranged on one side, facing the second pedestal, of the first pedestal, the waste material pushing device comprises a fixed die seat, a fixed die seat and a fixed die seat, wherein a first inner cavity and a second inner cavity are sequentially arranged in the fixed die seat along the direction of the first die seat and towards the direction of the second die seat, the fixed die seat is slidably mounted in the first inner cavity of the fixed die seat, an axial sleeve extending towards a hydraulic device is arranged on the axial line of the movable die seat, the axial sleeve is inserted in the second inner cavity of the fixed die seat, an axial hole matched with the diameter of a raw material round rod is formed in the axial line of the axial sleeve, a feeding hole is formed in the upper side of one end, facing towards the hydraulic device, of the axial sleeve, the working end, connected with the hydraulic device, of the movable die seat moves along the axial line of the fixed die seat, the movable die seat is connected with an internal die to drive the internal die to move in the first inner cavity in the fixed die seat along the axial line of the fixed die seat, a material pushing plate is inserted in the top of the fixed die seat and moves in the vertical direction perpendicular to the axial line of the fixed die, the material pushing plate is located on the movement path of a notch of the internal die, the width of the pushing plate is smaller than or equal to the width of the notch, and the pushing plate pushes residual waste material out of the forming hole of the internal die.
Preferably, the first sliding seat extends along the length direction of the first sliding rail, a side positioning plate is arranged on one side of the first sliding rail to limit the first sliding seat, and when one end of the first sliding seat is attached to the side positioning plate, the axis of the inner die and the axis of the fixed die seat are located on the same straight line.
Preferably, be provided with the first constant head tank of vertical extension to first pedestal top on the first pedestal, the width in first constant head tank is identical with the width of concatenation module, the spacing cartridge of concatenation module is in first constant head tank, the work end of first linear drive device is connected at the top of concatenation module, first linear drive device fixed mounting is at the top of first pedestal, the work end setting of first linear drive device moves on the vertical direction of perpendicular to centre form axis.
Preferably, the first sliding seat is provided with two vertical fixing plates attached to two sides of the second sliding seat, two parallel second sliding rails are arranged in the fixing plates, the second sliding rails horizontally extend along the axis direction of the fixed die seat, the second sliding seat is installed on the second sliding rails in a limiting mode through the first sliding groove, a third sliding rail corresponding to the second sliding rail in position is arranged at the bottom of the first inner cavity of the fixed die seat, and the upper surface of the third sliding rail and the upper surface of the second sliding rail are located on the same horizontal plane.
Preferably, be provided with the holding ring that a plurality of encircleed centre form week side on the centre form, be provided with the arc recess that the opening upwards set up on the second sliding seat, the centre form level is placed in the arc recess, is provided with the spacing groove corresponding with the holding ring on the arc recess inner wall, and the holding ring cartridge is at the spacing inslot, and the week side of centre form is provided with two locating pieces, and two locating pieces set up about the breach symmetry, and the locating piece is laminated with the upper surface of second sliding seat.
Preferably, the material pushing plate is inserted into a first guide hole formed in the fixed die holder, the horizontal distance between the first guide hole and the opening side of the first inner cavity is larger than or equal to the width of the inner die in the axis direction, the first guide hole is located right above the first inner cavity, the first guide hole vertically extends through the fixed die holder, the cross section of the first guide hole is matched with that of the material pushing plate, the top of the material pushing plate is fixedly connected with the working end of a second linear driving device, the second linear driving device is fixedly installed on the upper side of the fixed die holder, the working end of the second linear driving device is arranged to move in the vertical direction, a material outlet is formed below the first guide hole, the material outlet is located between two third sliding rails, and a collecting box with an upward opening is arranged below the material outlet.
Preferably, be provided with a plurality of locating hole on the centre form, the axis of locating hole is parallel with the axis of centre form, and the movable mould seat sets up a plurality of locating lever towards the one end of centre form, and the axis of locating lever is corresponding with the locating hole, and the cross-sectional diameter of locating lever is identical with the locating hole, and the locating lever cartridge is in the locating hole, and the length of locating lever is greater than the length of locating hole, and the top of locating lever is provided with the first stopper of detachable, and the cross-sectional diameter of first stopper is greater than the cross-sectional diameter of locating lever.
Preferably, the working end of the hydraulic device is coaxially provided with a material pushing head, the cross-sectional diameter of the material pushing head is identical to that of the shaft hole, the upper side of the material pushing head is provided with a mounting groove, the bottom of the mounting groove is provided with a vertically extending jack, a second limiting block is inserted into the jack through a second guiding rod, a second spring is sleeved on the second guiding rod and is elastically connected with the bottom of the mounting groove and the bottom of the second limiting block, and the length of the second limiting block in the axis direction of the second guiding rod is smaller than that of the mounting groove in the axis direction of the second guiding rod.
Preferably, one side of the top of the second limiting block, which faces the movable die holder, is provided with an inclined plane, and one end of the top of the second limiting block, which faces the hydraulic device, is provided with a right angle.
Preferably, one side of the movable die holder facing the hydraulic device is provided with at least two first guide rods extending horizontally, the first guide rods are inserted into second guide holes formed in the fixed die holder, a first spring is sleeved on each first guide rod, and the first spring is elastically connected with the fixed die holder and the movable die holder.
Compared with the prior art, the beneficial effect of this application is:
1. according to the invention, the waste material remained after the extrusion in the forming hole of the inner mold is finished is cleaned through the material pushing plate, so that no waste material exists in the forming hole of the inner mold during subsequent processing, and the waste material enters the collecting box through the discharge hole to be concentrated, so that the waste material is convenient for workers to collect and recycle.
2. According to the invention, the inner die is installed by matching the first sliding seat with the second sliding seat, and a worker can replace the inner die by only pulling out the first sliding seat, so that the operation is simple and rapid.
3. According to the extrusion casting device, the splicing module and the notch of the inner mold are matched to form the complete forming hole, so that the extrusion casting of the raw material round rod is realized, and the notch is convenient for the material pushing plate to enter the forming hole to push out waste materials in the forming hole when the inner mold moves along the axis.
4. According to the invention, the movable die holder is driven to move outwards by the material pushing head of the hydraulic device, the movable die holder is matched with the positioning rod and the first limiting block to drive the inner die to move to contact with the material pushing plate, the waste is cleaned by using a mechanical structure, the addition of more electrical components is avoided, and the production cost is reduced.
5. According to the invention, the first guide rod is inserted into the second guide hole of the fixed die holder to keep the moving stability of the movable die holder, the first spring sleeved on the first guide rod improves the elastic force of the movable die holder moving towards the direction of the inner die, and the movable die holder is ensured to be always attached to the inner die when the material pushing head does not pull the movable die holder, so that the whole process of wrapping the raw material round rod is realized.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a top view of the present application;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a partial enlarged view of FIG. 3 at B;
FIG. 5 is a partial enlarged view at C of FIG. 4;
FIG. 6 is an exploded perspective view of the frame and inner mold of the present application;
figure 7 is an exploded perspective view of the inner mold of the present application;
FIG. 8 is a perspective view of the stationary and movable die holders of the present application;
FIG. 9 is a side view of the stationary and movable die beds of the present application;
FIG. 10 is a cross-sectional view taken at D-D of FIG. 9;
FIG. 11 is an exploded perspective view of the stationary and movable die holders of the present application;
FIG. 12 is a side view of the stationary die holder of the present application;
FIG. 13 is an enlarged partial view of the hydraulic device of the present application;
the reference numbers in the figures are:
1-a frame; 1 a-a first stage; 1a1 — first slide; 1a 2-side positioning plate; 1a 3-first detent; 1 b-a second stage; 1 c-a first sliding seat; 1c 1-dead plate; 1c2 — second slide; 1 d-a second sliding seat; 1d1 — first runner; 1d 2-arc groove; 1d 3-limit groove; 1 e-a splicing module; 1e1 — first linear drive;
2-an inner mold; 2 a-a forming hole; 2a 1-notch; 2 b-a positioning ring; 2 c-positioning blocks; 2 d-positioning holes;
3-fixing a die holder; 3 a-a first lumen; 3a 1-third slide rail; 3a 2-outlet; 3 b-a second lumen; 3 c-a first pilot hole; 3 d-a second pilot hole;
4, moving a die holder; 4 a-shaft sleeve; 4a 1-shaft hole; 4a 2-feeding port; 4 b-a positioning rod; 4b 1-a first stopper; 4 c-a first guide bar; 4c1 — first spring;
5-a hydraulic device; 5 a-a material pushing head; 5a 1-mounting groove; 5a 2-jack; 5a 3-second stopper; 5a4 — second guide bar; 5a5 — second spring;
6-a material pushing plate; 6 a-a second linear drive;
7-collecting box.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 to 13, the present application provides:
a casting machine for manufacturing high-strength aluminum alloy pieces comprises a machine frame 1, an inner die 2, a fixed die base 3, a movable die base 4 and a hydraulic device 5 are coaxially arranged on the machine frame 1, a first pedestal 1a and a second pedestal 1b are respectively arranged at two ends of the machine frame 1, the hydraulic device 5 is fixedly installed on the second pedestal 1b, a first sliding rail 1a1 is arranged on one side, facing the second pedestal 1b, of the first pedestal 1a, the first sliding rail 1a1 extends along the horizontal direction perpendicular to the working shaft of the hydraulic device 5, a first sliding base 1c is slidably installed on the first sliding rail 1a1, a second sliding base 1d is slidably installed on the first sliding base 1c, the second sliding base 1d moves along the axial direction of the hydraulic device 5, the inner die 2 is limited and installed on the second sliding base 1d, a forming hole 2a of the inner die 2 is provided with a notch 2a1 extending vertically and upwards, a splicing module 1e is arranged on the first pedestal 1a and inserted in a notch 2 1, the bottom surface of the splicing module 1e is spliced with the inner wall of the notch 2a1 to form a complete forming hole, the fixed die base 3 is fixedly arranged on one side of the first base 1a facing the second base 1b, a first inner cavity 3a and a second inner cavity 3b are sequentially arranged in the fixed die base 3 along the direction from the first base 1a to the second base 1b, the movable die base 4 is slidably arranged in the first inner cavity 3a of the fixed die base 3, a shaft sleeve 4a extending towards the hydraulic device 5 is arranged at the axis of the movable die base 4, the shaft sleeve 4a is inserted in the second inner cavity 3b of the fixed die base 3, a shaft hole 4a1 matched with the diameter of the raw material round bar is arranged at the axis of the shaft sleeve 4a, a feeding hole 4a2 is arranged at the upper side of one end of the shaft sleeve 4a facing the hydraulic device 5, the working end of the movable die base 4 connected with the hydraulic device 5 moves along the axis of the fixed die base 3, the movable die base 4 is connected with the inner die 2 to drive the inner die 2 to move in the first inner cavity 3a along the axis of the fixed die base 3, the top of the fixed die holder 3 is inserted with a material pushing plate 6, the material pushing plate 6 moves in the vertical direction perpendicular to the axis of the fixed die holder 3, the material pushing plate 6 is positioned on the moving path of the notch 2a1 of the inner die 2, the width of the material pushing plate 6 is smaller than or equal to the width of the notch 2a1, and the material pushing plate 6 pushes the waste material remained in the molding hole 2a of the inner die 2 out of the molding hole 2 a.
Based on the above embodiments, the technical problem that the present application intends to solve is how to realize that the waste material remaining in the forming hole 2a of the inner die 2 can be discharged after the raw material round rod is extruded each time. Therefore, the casting machine comprises a frame 1, an inner die 2, a fixed die base 3, a movable die base 4 and a hydraulic device 5, wherein a worker manually or automatically places a raw material round rod in a shaft hole 4a1 of a shaft sleeve 4a of the movable die base 4, the working end of the hydraulic device 5 is inserted in the shaft hole 4a1 to push the raw material round rod to move towards the inner die 2 for extrusion casting, a notch 2a1 is arranged on the upper side of a forming hole 2a of the inner die 2 in the embodiment, a splicing module 1e is inserted in the notch 2a1 to form a complete forming hole with the forming hole 2a of the inner die 2 to extrude the raw material round rod, after one raw material round rod is completely extruded, the working end of the hydraulic device 5 resets and drives the movable die base 4 to move in the axial direction of the fixed die base 3 after a certain position, one end of the movable die base 4 moves for a distance, and drives the inner die 2 to move in a first inner cavity 3a along the axial line of the fixed die base 3, at this moment, the material pushing plate 6 moves to the moving path of the notch 2a1 along the vertical direction, when the internal mold 2 passes through the material pushing plate 6, the material pushing plate 6 pushes the residual waste material in the forming hole 2a out of the forming hole 2a, so as to ensure that no waste material is affected when the raw material round bar is subjected to extrusion casting next time, after the next raw material round bar enters the shaft hole 4a1 of the movable mold base 4, the thrust of the hydraulic device 5 on the raw material round bar drives the raw material round bar to generate thrust on the internal mold 2, so that the internal mold 2 horizontally moves to the first pedestal 1a along the axis to be positioned, the splicing module 1e enters the notch 2a1 to form a complete forming hole again, and the raw material round bar is forced to deform to pass through the forming hole 2a to complete extrusion casting by matching with the hydraulic device 5.
Further, as shown in fig. 6:
the first sliding seat 1c extends along the length direction of the first sliding rail 1a1, one side of the first sliding rail 1a1 is provided with a side positioning plate 1a2 for limiting the first sliding seat 1c, and when one end of the first sliding seat 1c is attached to the side positioning plate 1a2, the axis of the inner die 2 and the axis of the fixed die seat 3 are on the same straight line.
Based on the above embodiments, the technical problem to be solved by the present application is how to realize the quick installation and positioning of the inner mold 2. Therefore, in the application, the inner mold 2 is installed by matching the first sliding seat 1c on the first pedestal 1a with the second sliding seat 1d, when the inner mold 2 is installed, a worker pulls out the first sliding seat 1c, the first sliding seat 1c drives the second sliding seat 1d and the inner mold 2 on the second sliding seat 1d to move out of the casting machine along the horizontal direction perpendicular to the axis, the worker can replace the inner mold 2, after the inner mold 2 is replaced, the worker horizontally moves the first sliding seat 1c again to enable the first sliding seat 1c to move to the position where one end is attached to the side positioning plate 1a2, at the moment, the axis of the inner mold 2 and the fixed mold seat 3 are on the same straight line, the first sliding seat 1c is fixed by matching with a locking structure, the stability of the position of the first sliding seat 1c can ensure the stability of the axis position of the inner mold 2, and the locking structure can be any one of the prior art, again, the description is not repeated, and the drawings are for illustration.
Further, as shown in fig. 6:
the first pedestal 1a is provided with a first positioning groove 1a3 vertically extending to the top of the first pedestal 1a, the width of the first positioning groove 1a3 is identical with that of the splicing module 1e, the splicing module 1e is inserted into the first positioning groove 1a3 in a limiting way, the top of the splicing module 1e is connected with the working end of a first linear driving device 1e1, the first linear driving device 1e1 is fixedly arranged at the top of the first pedestal 1a, and the working end of the first linear driving device 1e1 is arranged to move in the vertical direction perpendicular to the axis of the inner die 2.
Based on the above embodiments, the technical problem to be solved by the present application is how to ensure that the splice module 1e is separated from the notch 2a1 when the inner mold 2 moves along the first slide rail 1a1 to prevent the inner mold 2 from being blocked. For this purpose, the present application connects the splicing module 1e by a first linear driving device 1e1, the first linear driving device 1e1 may be a linear cylinder or the like, the first linear driving device 1e1 drives the splicing module 1e to move vertically in the first positioning groove 1a3 of the first pedestal 1a, when the inner mold 2 needs to be replaced by moving the first slide rail 1a1, the first linear driving device 1e1 is activated to drive the splicing module 1e to move upward to be completely separated from the notch 2a1, thereby ensuring that the first sliding seat 1c drives the inner mold 2 to move along the first slide rail 1a1, when the first sliding seat 1c is attached to the side positioning plate 1a2, the first linear driving device 1e1 drives the splicing module 1e to reset, the splicing module 1e is accurately inserted into the notch 2a1, the first linear driving device 1e1 can ensure the height of the mosaic module 1e after each reset, thereby ensuring that the bottom surface of the mosaic module 1e is flush with the bottom of the notch 2a 1.
Further, as shown in fig. 6 to 9:
be provided with two vertical fixed plates 1c1 laminating second sliding seat 1d both sides on the first sliding seat 1c, be provided with two parallel second slide rails 1c2 in the fixed plate 1c1, second slide rail 1c2 extends along the axis direction level of fixed mould seat 3, second sliding seat 1d is spacing to be installed on second slide rail 1c2 through first spout 1d1, the first inner chamber 3a bottom of fixed mould seat 3 is provided with third slide rail 3a1 corresponding with second slide rail 1c2 position, the upper surface of third slide rail 3a1 is in same horizontal plane with the upper surface of second slide rail 1c 2.
Be provided with the holding ring 2b of a plurality of week side around centre form 2 on the centre form 2, be provided with the arc recess 1d2 that the opening upwards set up on the second sliding seat 1d, centre form 2 level is placed in arc recess 1d2, be provided with spacing groove 1d3 corresponding with holding ring 2b on the arc recess 1d2 inner wall, holding ring 2b cartridge is in spacing groove 1d3, the week side of centre form 2 is provided with two locating piece 2c, two locating piece 2c set up about breach 2a1 symmetry, locating piece 2c and the laminating of second sliding seat 1 d's upper surface.
Based on the above embodiments, the technical problem to be solved by the present application is how to realize the smooth movement of the inner mold 2 in the first inner cavity 3a of the fixed mold base 3. Therefore, when the inner mold 2 of the present application is placed in the first sliding groove 1d1 on the second sliding seat 1d, the arc-shaped groove 1d2 on the first sliding groove 1d1 is clamped with the positioning ring 2b on the peripheral side of the inner mold 2 to limit the inner mold 2, so that the inner mold 2 and the second sliding seat 1d move synchronously, when the inner mold 2 is placed in the first sliding groove 1d1, the positioning blocks 2c on both sides of the inner mold 2 are attached to the horizontal positions at both ends of the positioning block 1b1, the inner mold 2 is fixed, the notch 2a1 of the inner mold 2 is ensured to be vertically upward, accurate insertion of the splicing module 1e is realized, after the inner mold 2 is installed, the second sliding rail 1c2 on the first sliding seat 1c is aligned with the third sliding rail 3a1 on the fixed mold seat 3, so that the second sliding seat 1d can slide on the third sliding rail 3a1 of the fixed mold seat 3 from the second sliding rail 1c2, and drive the fixed mold 2 to move along the axis of the first inner mold seat 3a, the waste in the molding hole 2a is removed by matching with the material pushing plate 6.
Further, as shown in fig. 2, 10 and 12:
the material pushing plate 6 is inserted into a first guide hole 3c arranged on the fixed die holder 3, the horizontal distance between the first guide hole 3c and the opening side of the first inner cavity 3a is larger than or equal to the width of the inner die 2 in the axis direction, the first guide hole 3c is positioned right above the first inner cavity 3a, the first guide hole 3c vertically extends through the fixed die holder 3, the cross-sectional shape of the first guide hole 3c is matched with that of the material pushing plate 6, the top of the material pushing plate 6 is fixedly connected with the working end of a second linear driving device 6a, the second linear driving device 6a is fixedly arranged on the upper side of the fixed die holder 3, the working end of the second linear driving device 6a is arranged to move in the vertical direction, a material outlet 3a2 is arranged below the first guide hole 3c, a material outlet 3a2 is positioned between two third slide rails 3a1, and a collecting box 7 with an upward opening is arranged below the material outlet 3a 2.
Based on the above-mentioned embodiments, the technical problem that the present application intends to solve is how to collect and clean the waste material in the molding hole 2a discharged from the stripper plate 6. Therefore, the material pushing plate 6 of the present application is inserted into the first guiding hole 3c of the fixed die holder 3, the first guiding hole 3c ensures the stability of the material pushing plate 6 moving in the vertical direction, when the hydraulic device 5 pushes and extrudes the raw round bar, the material pushing plate 6 moves upwards under the driving of the second linear driving device 6a, so as to prevent the influence on the movable mold base 4, wherein the second linear driving device 6a can be a linear cylinder and the like, after extrusion is completed, the hydraulic device 5 drives the movable die holder 4 to move through the first guide hole 3c, the second linear driving device 6a is started to drive the material pushing plate 6 to move downwards to the moving path of the inner die 2, the material pushing plate 6 is contacted with the waste material in the forming hole 2a at the notch 2a1 to push the waste material out of the forming hole 2a, and the waste material falls at the discharge port 3a2 at the bottom of the first inner cavity 3a and passes through the discharge port 3a2 to enter the collecting box 7 below for collection.
Further, as shown in fig. 2 to 13:
be provided with a plurality of locating hole 2d on the centre form 2, locating hole 2 d's axis is parallel with centre form 2's axis, movable mould seat 4 sets up a plurality of locating lever 4b towards centre form 2's one end, locating lever 4 b's axis is corresponding with locating hole 2d, locating lever 4 b's cross-sectional diameter is identical with locating hole 2d, locating lever 4b cartridge is in locating hole 2d, locating lever 4 b's length is greater than locating hole 2 d's length, locating lever 4 b's top is provided with the first stopper 4b1 of detachable, the cross-sectional diameter of first stopper 4b1 is greater than locating lever 4 b's cross-sectional diameter.
The working end of the hydraulic device 5 is coaxially provided with a material pushing head 5a, the section diameter of the material pushing head 5a is matched with that of the shaft hole 4a1, the upper side of the material pushing head 5a is provided with a mounting groove 5a1, the bottom of the mounting groove 5a1 is provided with a vertically extending jack 5a2, the second limiting block 5a3 is inserted into the jack 5a2 through a second guide rod 5a4, the second guide rod 5a4 is sleeved with a second spring 5a5, the second spring 5a5 elastically connects the bottom of the mounting groove 5a1 and the bottom of the second limiting block 5a3, and the length of the second limiting block 5a3 in the axial direction of the second guide rod 5a4 is smaller than that of the mounting groove 5a1 in the axial direction of the second guide rod 5a 4.
The top of the second limiting block 5a3 is provided with an inclined slope on one side facing the movable die holder 4, and the top of the second limiting block 5a3 is provided with a right angle on one end facing the hydraulic device 5.
Based on the above embodiments, the technical problem to be solved by the present application is how to drive the inner die 2 and the movable die holder 4 to move by the hydraulic device 5. Therefore, the material pushing head 5a is installed at the working end of the hydraulic device 5 of the present application, the material pushing head 5a is inserted into the shaft sleeve 4a from one side, when the material pushing head 5a enters the shaft sleeve 4a, the inclined plane of the second limiting block 5a3 compresses the second spring 5a5 under the action of pressure, so that the second limiting block 5a3 enters the installation groove 5a1, the material pushing head 5a conveniently enters the shaft hole 4a1 of the shaft sleeve 4a to push the round material rod to move towards the inner mold 2, after the extrusion is completed, the working end of the hydraulic device 5 is reset, when the material pushing head 5a moves to the end of the shaft sleeve 4a, the right-angle end of the second limiting block 5a3 contacts with the shaft sleeve 4a and cannot compress the second spring 5a5, so that the material pushing head 5a can pull the movable mold base 4 to move towards the side far away from the inner mold 2, the material loading hole 2 is conveniently separated from the positioning hole 3, so that the round material rod can be conveniently placed by the worker subsequently, and the movable mold base 4b can drive the positioning rod 2d of the inner mold 2 to move when the movable mold 4a moves, at this moment, the position of the inner die 2 is unchanged, a distance is generated between the inner die 2 and the movable die seat 4, the material pushing plate 6 can conveniently enter the position, where the forming hole 2a of the inner die 2 is cleaned, and when the movable die seat 4 moves to the first limit block 4b1 to contact with the inner die 2, the movable die seat 4 drives the inner die 2 to move in the first inner cavity 3a to contact with the material pushing plate 6 to complete the cleaning of the waste material.
Further, as shown in fig. 10 to 13:
one side of the movable die holder 4 facing the hydraulic device 5 is provided with at least two first guide rods 4c extending horizontally, the first guide rods 4c are inserted into second guide holes 3d formed in the fixed die holder 3, the first guide rods 4c are sleeved with first springs 4c1, and the first springs 4c1 are elastically connected with the fixed die holder 3 and the movable die holder 4.
Based on the above embodiment, the technical problem that the application intends to solve is how to realize that the movable die holder 4 is always attached to the inner die 2 in a non-stressed state to keep the wrapping state of the raw material round bar. Therefore, the movable die holder 4 is stably kept to move in the second guide hole 3d of the fixed die holder 3 through the first guide rod 4c in an inserted mode, the first spring 4c1 sleeved on the first guide rod 4c improves the elastic force of the movable die holder 4 moving towards the direction of the inner die 2, the movable die holder 4 is always attached to the inner die 2 when the material pushing head 5a does not pull the movable die holder 4, the raw material round rod is wrapped in the whole process, the movable die holder 4 is prevented from being separated from the first inner cavity 3a, and a worker can set a limiting block at the opening of the first inner cavity 3a to limit the moving path of the movable die holder 4.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The casting machine for manufacturing the high-strength aluminum alloy part is characterized by comprising a rack (1), wherein an inner die (2), a fixed die seat (3), a movable die seat (4) and a hydraulic device (5) are coaxially arranged on the rack (1), a first pedestal (1 a) and a second pedestal (1 b) are respectively arranged at two ends of the rack (1), the hydraulic device (5) is fixedly arranged on the second pedestal (1 b), a first sliding rail (1 a 1) is arranged on one side, facing the second pedestal (1 b), of the first pedestal (1 a 1) and extends in the horizontal direction perpendicular to a working shaft of the hydraulic device (5), a first sliding seat (1 c) is slidably arranged on the first sliding rail (1 a 1), a second sliding seat (1 d) is slidably arranged on the first sliding seat (1 c), and the second sliding seat (1 d) moves in the axial direction of the hydraulic device (5), the inner die (2) is mounted on the second sliding seat (1 d) in a limiting manner, a notch (2 a 1) extending vertically and upwards is formed in a forming hole (2 a) of the inner die (2), a splicing module (1 e) is arranged on the first pedestal (1 a) and inserted in the notch (2 a 1), the bottom surface of the splicing module (1 e) is spliced with the inner wall of the notch (2 a 1) to form a complete forming hole, the fixed die holder (3) is fixedly mounted on one side, facing the second pedestal (1 b), of the first pedestal (1 a), a first inner cavity (3 a) and a second inner cavity (3 b) are sequentially arranged in the fixed die holder (3) along the direction from the first pedestal (1 a) to the second pedestal (1 b), the movable die holder (4) is mounted inside the first inner cavity (3 a) of the fixed die holder (3) in a sliding manner, and a shaft sleeve (4 a) extending towards the hydraulic device (5) is arranged at the axis of the movable die holder (4), the shaft sleeve (4 a) is inserted into a second inner cavity (3 b) of the fixed die holder (3), a shaft hole (4 a 1) matched with the diameter of a raw material round rod is formed in the axis of the shaft sleeve (4 a), a feeding hole (4 a 2) is formed in the upper side of one end, facing the hydraulic device (5), of the shaft sleeve (4 a), the working end, connected with the hydraulic device (5), of the movable die holder (4) moves along the axis of the fixed die holder (3), the movable die holder (4) is connected with the inner die (2) to drive the inner die (2) to move in a first inner cavity (3 a) in the fixed die holder (3) along the axis of the fixed die holder (3), a material pushing plate (6) is inserted into the top of the fixed die holder (3), the material pushing plate (6) moves in the vertical direction perpendicular to the axis of the fixed die holder (3), the material pushing plate (6) is located on the moving path of a notch (2 a 1) of the inner die (2), and the width of the material pushing plate (6) is smaller than or equal to the width of the notch (2 a 1), the material pushing plate (6) pushes the residual waste material in the forming hole (2 a) of the inner die (2) out of the forming hole (2 a).
2. The casting machine for manufacturing high-strength aluminum alloy pieces according to claim 1, wherein the first sliding seat (1 c) extends along the length direction of the first sliding rail (1 a 1), one side of the first sliding rail (1 a 1) is provided with a side positioning plate (1 a 2) for limiting the first sliding seat (1 c), and when one end of the first sliding seat (1 c) is attached to the side positioning plate (1 a 2), the axis of the inner mold (2) and the axis of the fixed mold seat (3) are on the same straight line.
3. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 2, wherein the first pedestal (1 a) is provided with a first positioning groove (1 a 3) vertically extending to the top of the first pedestal (1 a), the width of the first positioning groove (1 a 3) is matched with the width of the splicing module (1 e), the splicing module (1 e) is inserted into the first positioning groove (1 a 3) in a limiting manner, the top of the splicing module (1 e) is connected with the working end of the first linear driving device (1 e 1), the first linear driving device (1 e 1) is fixedly arranged at the top of the first pedestal (1 a), and the working end of the first linear driving device (1 e 1) is arranged to move in a vertical direction perpendicular to the axis of the inner die (2).
4. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 2, characterized in that two vertical fixing plates (1 c 1) are arranged on the first sliding seat (1 c) and attached to two sides of the second sliding seat (1 d), two parallel second sliding rails (1 c 2) are arranged in the fixing plate (1 c 1), the second sliding rails (1 c 2) horizontally extend along the axis direction of the fixed die holder (3), the second sliding seat (1 d) is mounted on the second sliding rails (1 c 2) in a limiting manner through the first sliding grooves (1 d 1), the bottom of the first inner cavity (3 a) of the fixed die holder (3) is provided with third sliding rails (3 a 1) corresponding to the second sliding rails (1 c 2), and the upper surfaces of the third sliding rails (3 a 1) and the upper surfaces of the second sliding rails (1 c 2) are on the same horizontal plane.
5. The casting machine for manufacturing the high-strength aluminum alloy part according to claim 4, wherein a plurality of positioning rings (2 b) surrounding the periphery of the inner mold (2) are arranged on the inner mold (2), an arc-shaped groove (1 d 2) with an upward opening is arranged on the second sliding seat (1 d), the inner mold (2) is horizontally placed in the arc-shaped groove (1 d 2), a limiting groove (1 d 3) corresponding to the positioning ring (2 b) is arranged on the inner wall of the arc-shaped groove (1 d 2), the positioning ring (2 b) is inserted into the limiting groove (1 d 3), two positioning blocks (2 c) are arranged on the periphery of the inner mold (2), the two positioning blocks (2 c) are symmetrically arranged relative to the notch (2 a 1), and the positioning blocks (2 c) are attached to the upper surface of the second sliding seat (1 d).
6. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 4, wherein the material pushing plate (6) is inserted into a first guide hole (3 c) provided in the stationary die holder (3), the horizontal distance between the first guide hole (3 c) and the opening side of the first inner cavity (3 a) is greater than or equal to the width of the inner die (2) in the axial direction, the first guide hole (3 c) is positioned right above the first inner cavity (3 a), the first guide hole (3 c) vertically extends through the stationary die holder (3), the cross-sectional shape of the first guide hole (3 c) is matched with the cross-sectional shape of the material pushing plate (6), the top of the material pushing plate (6) is fixedly connected with the working end of a second linear driving device (6 a), the second linear driving device (6 a) is fixedly installed on the upper side of the stationary die holder (3), the working end of the second linear driving device (6 a) is vertically arranged to move, a discharge port (3 a 2) is arranged below the first guide hole (3 c), the discharge port (3 a 2) is positioned between the two third slide rails (3 a 1), and a collecting box (7) with an upward opening is arranged below the discharge port (3 a 2).
7. The casting machine for manufacturing the high-strength aluminum alloy part according to claim 1, wherein a plurality of positioning holes (2 d) are formed in the inner die (2), the axes of the positioning holes (2 d) are parallel to the axis of the inner die (2), a plurality of positioning rods (4 b) are arranged at one end, facing the inner die (2), of the movable die holder (4), the axes of the positioning rods (4 b) correspond to the positioning holes (2 d), the cross-sectional diameters of the positioning rods (4 b) are identical to the cross-sectional diameters of the positioning holes (2 d), the positioning rods (4 b) are inserted into the positioning holes (2 d), the length of the positioning rods (4 b) is larger than that of the positioning holes (2 d), a detachable first limiting block (4 b 1) is arranged at the top end of the positioning rods (4 b), and the cross-sectional diameter of the first limiting block (4 b 1) is larger than that of the positioning rods (4 b).
8. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 1, wherein the working end of the hydraulic device (5) is coaxially provided with a material pushing head (5 a), the cross-sectional diameter of the material pushing head (5 a) is matched with that of the shaft hole (4 a 1), the upper side of the material pushing head (5 a) is provided with a mounting groove (5 a 1), the bottom of the mounting groove (5 a 1) is provided with a vertically extending insertion hole (5 a 2), the second limit block (5 a 3) is inserted into the insertion hole (5 a 2) through a second guide rod (5 a 4), the second guide rod (5 a 4) is sleeved with a second spring (5 a 5), the second spring (5 a 5) is elastically connected with the bottom of the mounting groove (5 a 1) and the bottom of the second limiting block (5 a 3), and the length of the second limiting block (5 a 3) in the axial direction of the second guide rod (5 a 4) is smaller than that of the mounting groove (5 a 1) in the axial direction of the second guide rod (5 a 4).
9. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 8, wherein the side of the top of the second stopper (5 a 3) facing the movable die holder (4) is provided with an inclined slope, and the end of the top of the second stopper (5 a 3) facing the hydraulic device (5) is provided with a right angle.
10. The casting machine for manufacturing high-strength aluminum alloy parts according to claim 1, wherein the side of the movable die holder (4) facing the hydraulic device (5) is provided with at least two first guide rods (4 c) extending horizontally, the first guide rods (4 c) are inserted into second guide holes (3 d) formed in the fixed die holder (3), the first guide rods (4 c) are sleeved with first springs (4 c 1), and the first springs (4 c 1) elastically connect the fixed die holder (3) and the movable die holder (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211009715.4A CN115070015B (en) | 2022-08-23 | 2022-08-23 | Casting machine for manufacturing high-strength aluminum alloy parts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211009715.4A CN115070015B (en) | 2022-08-23 | 2022-08-23 | Casting machine for manufacturing high-strength aluminum alloy parts |
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| CN115070015B CN115070015B (en) | 2022-11-18 |
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| CN115070015B (en) | 2022-11-18 |
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