CN111790895B - Die for machining high-strength ratchet shaft and machining process of die - Google Patents
Die for machining high-strength ratchet shaft and machining process of die Download PDFInfo
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- CN111790895B CN111790895B CN202010554268.5A CN202010554268A CN111790895B CN 111790895 B CN111790895 B CN 111790895B CN 202010554268 A CN202010554268 A CN 202010554268A CN 111790895 B CN111790895 B CN 111790895B
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- 238000003754 machining Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 74
- 238000005266 casting Methods 0.000 claims abstract description 58
- 210000001503 joint Anatomy 0.000 claims abstract description 42
- 239000012535 impurity Substances 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
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- 238000000748 compression moulding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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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
- B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
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- B08B1/30—
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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
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/001—Retaining slag during pouring molten metal
- B22D43/004—Retaining slag during pouring molten metal by using filtering means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a die for processing a high-strength ratchet shaft and a processing technology thereof, belonging to the technical field of machining, the die for processing the high-strength ratchet shaft and the processing technology thereof can realize that a pressing exhaust plate is pushed by an electric telescopic rod to move downwards to extrude and discharge air in an upper die base and a lower die base, the influence of the air on the processing is reduced, a negative pressure state is formed, casting materials are injected through a storage bin, the casting materials uniformly and slowly flow out through a discharge nozzle, meanwhile, the casting materials pass through a filter plate, a buoyancy ball floats on the surface of the casting materials, a connecting plate presses a discharge hole to discharge, impurity filter residues in the casting materials are filtered through an impurity filter plate in the period, an arc-shaped stretching film is pulled to shrink by an elastic pull rope, and meanwhile, the filter plate is driven to move upwards, so that a lower butt joint magnetic block is butted with an upper butt joint magnetic block, the processing injection is finished, and the influence of the air and the impurity on the processing quality is reduced, the strength and performance of the ratchet shaft are improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a high-strength die for machining a ratchet shaft and a machining process of the high-strength die.
Background
Ratchet is defined as a gear with a rigid toothed or friction surface on its outer or inner edge and is an important component of a ratchet mechanism. The ratchet is driven by a pawl to move in steps, and the meshing motion is characterized in that the ratchet can only rotate in one direction and cannot rotate reversely.
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".
The blank is formed into a tool with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), the movable mold and the fixed mold can be separated and combined, a workpiece is taken out when the movable mold and the fixed mold are separated, a blank is injected into a mold cavity to be formed when the fixed mold and the fixed mold are combined, air is difficult to avoid inside the fixed mold and can influence the quality of a mold processing product to form an empty groove, and meanwhile, in the mold processing process, refractory impurities exist in an injection material to influence the quality of the processed product.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a die for processing a high-strength ratchet shaft and a processing technology thereof, the die can realize that the air in an upper die base and a lower die base is extruded and discharged by pushing a pressing exhaust plate to move downwards through an electric telescopic rod, the influence of the air on the processing is reduced, a negative pressure state is formed, casting materials are injected through a storage bin and uniformly and slowly flow out through a discharge nozzle, meanwhile, the casting material passes through the filter plate, the buoyancy ball floats on the surface of the casting material, the connecting plate presses the discharge hole to be discharged, during the process, impurity filter residues in the casting material are filtered through the impurity filter plate, the elastic pull rope pulls the arc-shaped stretching film to contract and drives the filter material plate to move upwards at the same time, therefore, the lower butt joint magnetic block is in butt joint with the upper butt joint magnetic block, machining and material injection are completed, the influence of air and impurities on machining quality is reduced, and the strength and the performance of the ratchet shaft are improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The invention discloses a high-strength ratchet shaft processing die, which comprises an upper die base, wherein a lower die base matched with the upper die base is arranged on the lower side of the upper die base, an electric telescopic rod is arranged on the upper side of the upper die base, penetrates through the upper die base and extends into the upper die base, a storage bin is fixedly connected to the upper end of the upper die base, casting materials are filled in the storage bin, an electromagnet is fixedly connected to the lower end of the electric telescopic rod, a pressing exhaust plate is adsorbed at the lower end of the electromagnet, a plurality of discharge holes matched with the storage bin are formed in the upper end of the upper die base, a uniform discharge filtering device is fixedly connected to the storage bin, a butt joint groove matched with the pressing exhaust plate is formed in the lower die base, an exhaust hole and a pair of push rods which are symmetrically distributed are formed in the lower end of the lower die base, and a leakage-proof device is fixedly connected to the exhaust hole The air is reduced to the processing influence, forms negative pressure state, pours into the casting material through the storage silo, and the casting material passes through ejection of compact shower nozzle and evenly slowly flows out, and the casting material is through filtering the flitch simultaneously, and buoyancy ball floats in the casting material surface, and the discharge opening is discharged in the connecting plate pressure, filters the impurity filter residue in the casting material through impurity filter plate during this period, elasticity stay cord pulling arc tensile membrane shrink drives the flitch upward movement simultaneously to make butt joint magnetic path and last butt joint magnetic path butt joint down, accomplish the processing and annotate the material, thereby reduce the influence of air and impurity to processingquality, improve ratchet shaft's intensity and performance.
Further, even ejection of compact filter equipment includes the elastic connection piece, the lower extreme fixedly connected with elasticity stay cord of elastic connection piece, the tensile membrane of lower extreme fixedly connected with arc of elasticity stay cord, the tensile membrane outer end intercommunication of arc has a plurality of evenly distributed's ejection of compact shower nozzle, and the elasticity stay cord can effectively stimulate filter plate and the tensile membrane of arc that resets through elasticity.
Further, the lower extreme fixedly connected with filter plate of arc tensile membrane, the sliding tray has all been seted up to the inner wall about the filter plate, sliding connection has a sliding block in the sliding tray, and is a pair of fixedly connected with connecting plate between the sliding block, a plurality of evenly distributed's of connecting plate upper end fixedly connected with buoyancy ball is through buoyancy ball buoyancy for the casting material can carry out effective filtration through the impurity filter plate.
Furthermore, the discharge hole has all been seted up at both ends about the filter plate, discharge hole inner wall fixedly connected with impurity filter plate, a pair of butt joint magnetic path down of upper end fixedly connected with of filter plate, a pair of groove of accepting has been seted up to the lower extreme of upper die base, accept the groove upper wall fixedly connected with and butt joint magnetic path on the magnetic path assorted down, can effectively fix the filter material board through accepting the groove and butting the magnetic path down.
Further, leak protection device includes a plurality of protection balls, a pair of air vent has been seted up on the protection ball, the protection ball intussuseption is filled with a plurality of shutoff balls, can effectively block up through the shutoff ball under the outer hourglass condition of casting material, reduces outflow harm.
Furthermore, the upper die base and the lower die base are fixedly connected with upper limiting blocks at the left end and the right end, the lower die base and the lower die base are fixedly connected with lower butt joint clamping plates matched with the upper limiting blocks at the left end and the right end, limiting bolts are connected to the outer ends of the lower butt joint clamping plates in a threaded mode, threaded holes matched with the limiting bolts are formed in the upper limiting blocks, and connection between the upper die base and the lower die base is effectively reinforced.
Further, the pressure moves the interior fixedly connected with of air discharge plate and attracts the magnet piece, the washing tank has been seted up at the both ends of pressure moving the air discharge plate, the flexible cleaning plate of fixed connection in the washing tank can be in the pressure air discharge plate decline process, effectively washs upper die base and die holder inner wall, reduces to remain the influence of impurity to processing.
A processing technology of a die for processing a high-strength ratchet shaft comprises the following steps:
s1, starting the electric telescopic rod by a technician, adsorbing and pressing the exhaust plate through the electromagnet and the attraction magnet block, pushing the pressing exhaust plate to move downwards to extrude and discharge air in the upper die base and the lower die base, reducing the influence of the air on processing, forming a negative pressure state at the same time, breaking power of the electromagnet to lose magnetism, separating the electromagnet block from the attraction magnet block, and then injecting casting materials into the storage bin;
s2, enabling the storage bin casting materials to enter the arc-shaped stretching film through the discharge hole and flow out uniformly and slowly through the discharge nozzle, enabling the casting materials to pass through the filter plate, enabling the buoyancy ball to float on the surface of the casting materials and to be discharged from the discharge hole through pressing of the connecting plate, and filtering impurity filter residues in the casting materials through the impurity filter plate in the period;
and S3, after the upper die base and the lower die base are filled with the casting materials in the storage bin, the elastic pull rope pulls the arc-shaped stretching film to contract and drives the filter plate to move upwards, so that the lower butt joint magnetic block is in butt joint with the upper butt joint magnetic block, and the processing and material injection are completed.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the invention can realize that the pressing exhaust plate is pushed by the electric telescopic rod to move downwards to extrude and discharge air in the upper die base and the lower die base, the influence of the air on processing is reduced, a negative pressure state is formed, casting materials are injected through the storage bin, the casting materials uniformly and slowly flow out through the discharge nozzle, meanwhile, the casting materials pass through the filter plate, the buoyancy balls float on the surface of the casting materials, the connection plate presses the discharge hole to discharge, impurity filter residues in the casting materials are filtered through the impurity filter plate in the period, the elastic pull rope pulls the arc-shaped stretching film to shrink, and simultaneously drives the filter plate to move upwards, so that the lower butt joint magnetic block is in butt joint with the upper butt joint magnetic block, the processing and material injection are completed, the influence of the air and the impurities on the processing quality is reduced, and the strength and the performance of the ratchet shaft are improved.
(2) Even ejection of compact filter equipment includes the elastic connection piece, the lower extreme fixedly connected with elasticity stay cord of elastic connection piece, the tensile membrane of lower extreme fixedly connected with arc of elasticity stay cord, and the tensile membrane outer end intercommunication of arc has a plurality of evenly distributed's ejection of compact shower nozzle, and the elasticity stay cord can effectively stimulate filter plate and the tensile membrane of arc that resets through elasticity.
(3) The sliding tray has all been seted up to the lower extreme fixedly connected with filter material board of arc tensile membrane, filter material board left and right inner wall, and sliding connection has the sliding block in the sliding tray, fixedly connected with connecting plate between a pair of sliding block, and a plurality of evenly distributed's of connecting plate upper end fixedly connected with buoyancy ball is through buoyancy ball buoyancy for the casting material can carry out effective filtration through the impurity filter plate.
(4) The discharge opening has all been seted up at both ends about the filter plate, discharge opening inner wall fixedly connected with impurity filter plate, a pair of lower butt joint magnetic path of upper end fixedly connected with of filter plate, and a pair of groove of accepting has been seted up to the lower extreme of upper die base, accepts on the groove inner wall fixedly connected with lower butt joint magnetic path assorted and dock the magnetic path on, can effectively fix the filter material board through accepting the groove and docking the magnetic path down.
(5) The leak protection device includes a plurality of protection balls, has seted up a pair of air vent on the protection ball, and the protection ball intussuseption is filled with a plurality of shutoff balls, can effectively block up through the shutoff ball under the casting material leaks the condition outward, reduces outflow harm.
(6) The upper die base is controlled the equal fixedly connected with in both ends and is gone up spacing piece, the equal fixedly connected with in both ends and the lower butt joint cardboard of spacing piece assorted about the die holder, and the outer end threaded connection who docks the cardboard down has spacing bolt, go up spacing piece on set up with spacing bolt assorted screw hole, effectively consolidate the connection between upper die base and the die holder.
(7) The inner fixed connection of the pressing exhaust plate is provided with the attraction magnet block, the two ends of the pressing exhaust plate are provided with the cleaning grooves, the inner fixed connection of the cleaning grooves is provided with the elastic cleaning plates, the descending process of the pressing exhaust plate can effectively clean the inner walls of the upper die base and the lower die base, and the influence of residual impurities on processing is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in use;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of the construction of the elastic cord of the present invention;
FIG. 5 is a schematic structural view of an arc stretched film of the present invention;
FIG. 6 is a schematic structural view of a filter plate of the present invention;
FIG. 7 is a schematic view of the structure at B in FIG. 6;
fig. 8 is a schematic structural view of the pressing exhaust plate of the present invention.
The reference numbers in the figures illustrate:
1 upper die base, 101 bearing groove, 102 upper butt joint magnetic block, 2 lower die base, 3 electric telescopic rod, 4 storage bin, 5 pressure move exhaust plate, 501 elastic cleaning plate, 502 attraction magnet block, 6 elastic pull rope, 601 elastic connecting block, 602 arc stretching film, 603 discharge nozzle, 7 filter plate, 701 connecting plate, 702 buoyancy ball, 703 discharge hole, 704 lower butt joint magnetic block, 705 sliding block, 706 impurity filter plate, 8 protective ball, 801 blocking ball, 802 vent, 9 push rod, 10 upper limit block, 11 lower butt joint clamping plate, 12 limit bolt, 13 electromagnet.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.
Example 1:
referring to fig. 1-2, a mold for processing a high-strength ratchet shaft comprises an upper mold base 1, a lower mold base 2 matched with the upper mold base 1 is arranged at the lower side of the upper mold base 1, an electric telescopic rod 3 is arranged at the upper side of the upper mold base 1, the electric telescopic rod 3 penetrates through the upper mold base 1 and extends into the upper mold base 1, a storage bin 4 is fixedly connected at the upper end of the upper mold base 1, casting materials are filled in the storage bin 4, an electromagnet 13 is fixedly connected at the lower end of the electric telescopic rod 3, a pressure exhaust plate 5 is adsorbed at the lower end of the electromagnet 13, a plurality of discharge holes matched with the storage bin 4 are formed at the upper end of the upper mold base 1, an even discharge filtering device is fixedly connected in the storage bin 4, a butt joint groove matched with the pressure exhaust plate 5 is formed in the lower mold base 2, a pair of exhaust holes and a pair of ejection push rods 9 which are symmetrically distributed are formed at the lower end of the lower mold base 2, the ejection push rods 9 can assist in demolding, the leakage-proof device is fixedly connected in the exhaust hole.
Referring to fig. 4-5, the uniform discharging and filtering device includes an elastic connection block 601, an elastic pull rope 6 is fixedly connected to the lower end of the elastic connection block 601, an arc tensile membrane 602 is fixedly connected to the lower end of the elastic pull rope 6, the outer end of the arc tensile membrane 602 is communicated with a plurality of uniformly distributed discharging nozzles 603, the elastic pull rope 6 can effectively pull the reset filter plate 7 and the arc tensile membrane 602 through elasticity, referring to fig. 5-6, the lower end of the arc tensile membrane 602 is fixedly connected with the filter plate 7, the left and right inner walls of the filter plate 7 are both provided with sliding grooves, sliding blocks 705 are slidably connected in the sliding grooves, a connection plate 701 is fixedly connected between a pair of sliding blocks 705, the upper end of the connection plate 701 is fixedly connected with a plurality of uniformly distributed buoyancy balls 702, the buoyancy of the casting material can be effectively filtered through an impurity filter plate 706 through buoyancy of the ball 702, referring to fig. 7, both the left and right ends of the filter plate 7 are provided with discharging holes 703, the inner wall of the discharge hole 703 is fixedly connected with an impurity filter plate 706, the upper end of the filter material plate 7 is fixedly connected with a pair of lower butt joint magnetic blocks 704, the lower end of the upper die base 1 is provided with a pair of receiving grooves 101, the upper inner wall of the receiving grooves 101 is fixedly connected with upper butt joint magnetic blocks 102 matched with the lower butt joint magnetic blocks 704, and the filter material plate 7 can be effectively fixed through the receiving grooves 101 and the lower butt joint magnetic blocks 704.
Referring to fig. 3, the leakage preventing device comprises a plurality of protective balls 8, a pair of air vents 802 are formed on the protective balls 8, a plurality of blocking balls 801 are filled in the protective balls 8, the hot melt adhesive material is viscous along with temperature change in a certain temperature range, and can effectively block the casting material under the condition of leakage through the blocking balls 801 to reduce outflow hazards, referring to fig. 1-2, upper limiting blocks 10 are fixedly connected to the left and right ends of an upper die holder 1, lower butt-joint clamping plates 11 matched with the upper limiting blocks 10 are fixedly connected to the left and right ends of a lower die holder 2, limiting bolts 12 are screwed to the outer ends of the lower butt-joint clamping plates 11, threaded holes matched with the limiting bolts 12 are formed in the upper limiting blocks 10 to effectively reinforce the connection between the upper die holder 1 and the lower die holder 2, referring to fig. 8, suction magnets 502 are fixedly connected in a pressing exhaust plate 5, the washing tank has been seted up at the both ends of pressing exhaust plate 5, and elastic cleaning plate 501 of fixed connection in the washing tank can effectively wash upper die base 1 and 2 inner walls of die holder in the pressure exhaust plate 5 process of descending, reduces to remain the influence of impurity to processing.
A processing technology of a die for processing a high-strength ratchet shaft comprises the following steps:
s1, starting the electric telescopic rod 3 by a technician, adsorbing the pressing exhaust plate 5 through the electromagnet 13 and the attraction magnet block 502, pushing the pressing exhaust plate 5 to move downwards to extrude and discharge air in the upper die base 1 and the lower die base 2, reducing the influence of the air on processing, forming a negative pressure state, powering off the electromagnet 13 to lose magnetism, separating from the attraction magnet block 502, and then injecting casting materials into the storage bin 4;
s2, enabling the casting material of the storage bin 4 to enter the arc-shaped stretching film 602 through the discharge hole, enabling the casting material to uniformly and slowly flow out through the discharge nozzle 603, enabling the casting material to pass through the filter plate 7, enabling the buoyancy ball 702 to float on the surface of the casting material, pressing the casting material through the connecting plate 701 and discharging the casting material from the discharge hole 703, and filtering impurity filter residues in the casting material through the impurity filter plate 706 in the period;
s3, after the upper die base 1 and the lower die base 2 are filled with the casting materials in the storage bin 4, the elastic pull rope 6 pulls the arc-shaped stretching film 602 to contract and drives the filter plate 7 to move upwards, so that the lower butt joint magnetic block 704 is in butt joint with the upper butt joint magnetic block 102, and the processing and material injection are completed.
According to the invention, the pressing exhaust plate 5 is pushed by the electric telescopic rod 3 to move downwards to extrude and discharge air in the upper die holder 1 and the lower die holder 2, the influence of air on processing is reduced, a negative pressure state is formed, casting materials are injected through the storage bin 4, the casting materials uniformly and slowly flow out through the discharge nozzle 603, meanwhile, the casting materials pass through the filter plate 7, the buoyancy balls 702 float on the surface of the casting materials, the connection plate 701 presses the discharge hole 703 to discharge, impurity filter residues in the casting materials are filtered through the impurity filter plate 706 during the process, the elastic pull rope 6 pulls the arc-shaped stretching film 602 to contract, and meanwhile, the filter plate 7 is driven to move upwards, so that the lower butt joint magnetic block 704 is butted with the upper butt joint magnetic block 102, the processing and material injection are completed, the influence of air and impurities on the processing quality is reduced, and the strength and the performance of the ratchet shaft are improved.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a mould is used in processing of high strength ratchet axle, includes upper die base (1), the downside of upper die base (1) be equipped with upper die base (1) assorted die holder (2), the upside of upper die base (1) is equipped with electric telescopic rod (3), electric telescopic rod (3) run through in upper die base (1) extends to upper die base (1), the upper end fixedly connected with storage silo (4) of upper die base (1), storage silo (4) intussuseption is filled with casting material, its characterized in that: the lower end of the electric telescopic rod (3) is fixedly connected with an electromagnet (13), the lower end of the electromagnet (13) is adsorbed with a pressure-moving exhaust plate (5), the upper end of the upper die base (1) is provided with a plurality of discharge holes matched with the storage bin (4), the storage bin (4) is internally and fixedly connected with a uniform discharge filtering device, the lower die base (2) is internally provided with a butt joint groove matched with the pressure-moving exhaust plate (5), the lower end of the lower die base (2) is provided with an exhaust hole and a pair of ejection push rods (9) which are symmetrically distributed, and the exhaust hole is internally and fixedly connected with a leakage-proof device;
the uniform discharging filtering device comprises an elastic connecting block (601), the lower end of the elastic connecting block (601) is fixedly connected with an elastic pull rope (6), the lower end of the elastic pull rope (6) is fixedly connected with an arc-shaped stretching film (602), the outer end of the arc-shaped stretching film (602) is communicated with a plurality of uniformly distributed discharging nozzles (603), the lower end of the arc-shaped stretching film (602) is fixedly connected with a filter plate (7), the left inner wall and the right inner wall of the filter plate (7) are respectively provided with a sliding groove, each sliding groove is connected with a sliding block (705) in a sliding way, a connecting plate (701) is fixedly connected between the corresponding sliding block (705), the upper end of the connecting plate (701) is fixedly connected with a plurality of uniformly distributed buoyancy balls (702), the left end and the right end of the filter plate (7) are respectively provided with a discharging hole (703), and the inner wall of the discharging hole (703) is fixedly connected with an impurity filtering plate (706), the filter element is characterized in that a pair of lower butt joint magnetic blocks (704) is fixedly connected to the upper end of the filter element plate (7), a pair of bearing grooves (101) are formed in the lower end of the upper die base (1), and upper butt joint magnetic blocks (102) matched with the lower butt joint magnetic blocks (704) are fixedly connected to the upper inner wall of each bearing groove (101).
2. The die for machining a high-strength ratchet shaft according to claim 1, wherein: the leak protection device comprises a plurality of protective balls (8), a pair of vent holes (802) are formed in the protective balls (8), and a plurality of blocking balls (801) are filled in the protective balls (8).
3. The die for machining a high-strength ratchet shaft according to claim 1, wherein: the die comprises an upper die base (1), a lower die base (2) and a lower die base, wherein the upper end and the lower end of the upper die base (1) are fixedly connected with upper limiting blocks (10), the left end and the right end of the lower die base (2) are fixedly connected with lower butt joint clamping plates (11) matched with the upper limiting blocks (10), the outer ends of the lower butt joint clamping plates (11) are in threaded connection with limiting bolts (12), and threaded holes matched with the limiting bolts (12) are formed in the upper limiting blocks (10).
4. The die for machining a high-strength ratchet shaft according to claim 1, wherein: the pressure moves exhaust plate (5) internal fixation and is connected with and attracts magnet piece (502), the washing tank has been seted up at the both ends of pressure moves exhaust plate (5), fixed connection has elasticity cleaning plate (501) in the washing tank.
5. The machining process of the die for machining the high-strength ratchet shaft according to claim 4, wherein the machining process comprises the following steps: the method comprises the following steps:
s1, starting the electric telescopic rod (3) by a technician, adsorbing and pressing the exhaust plate (5) through the electromagnet (13) and the attraction magnet block (502), pushing the pressing exhaust plate (5) to move downwards to extrude and discharge air in the upper die base (1) and the lower die base (2), reducing the influence of the air on processing, forming a negative pressure state, powering off the electromagnet (13), losing magnetism, separating from the attraction magnet block (502), and injecting casting materials into the storage bin (4);
s2, enabling the casting materials in the storage bin (4) to enter the arc-shaped stretching film (602) through the discharge hole, enabling the casting materials to uniformly and slowly flow out through the discharge nozzle (603), enabling the casting materials to pass through the filter plate (7), enabling the buoyancy ball (702) to float on the surface of the casting materials, pressing the casting materials through the connecting plate (701) and discharging the casting materials from the discharge hole (703), and filtering impurity filter residues in the casting materials through the impurity filter plate (706) in the period;
s3, after the upper die base (1) and the lower die base (2) are filled with casting materials in the storage bin (4), the elastic pull rope (6) pulls the arc-shaped stretching film (602) to contract and drives the filter plate (7) to move upwards, so that the lower butt magnetic block (704) is in butt joint with the upper butt magnetic block (102), and the processing and material injection are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554268.5A CN111790895B (en) | 2020-06-17 | 2020-06-17 | Die for machining high-strength ratchet shaft and machining process of die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554268.5A CN111790895B (en) | 2020-06-17 | 2020-06-17 | Die for machining high-strength ratchet shaft and machining process of die |
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| JPH11188476A (en) * | 1997-12-26 | 1999-07-13 | Kouno Plastic Kogyo Kk | Dissolution casting method and permeable die |
| JP2004268099A (en) * | 2003-03-10 | 2004-09-30 | Toyota Motor Corp | Die casting method |
| JP2004299085A (en) * | 2003-03-28 | 2004-10-28 | Mitsubishi Materials Corp | Injection mold and its manufacturing method |
| JP4403511B2 (en) * | 2005-02-28 | 2010-01-27 | 株式会社システムリソーセズ | Mold |
| CN203155993U (en) * | 2013-03-25 | 2013-08-28 | 张龙杰 | Exhaust type aluminum die-casting die |
| JP6198125B2 (en) * | 2013-08-30 | 2017-09-20 | 日立金属株式会社 | Manufacturing method of casting article |
| CN204603266U (en) * | 2015-03-20 | 2015-09-02 | 苏州广型模具有限公司 | A kind of exhaust gear of die casting |
| CN204673953U (en) * | 2015-05-13 | 2015-09-30 | 深圳市鑫灏源电子科技实业有限公司 | A kind of new application is in the exhaust apparatus of injection mold |
| CN105108105B (en) * | 2015-08-25 | 2017-07-25 | 来安县科来兴实业有限责任公司 | A kind of bullet train cast aluminium gear-box upper box metal-mold low-pressure casting mould |
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| CN209969525U (en) * | 2019-05-25 | 2020-01-21 | 李婷婷 | Die-casting die capable of facilitating discharging for machining new energy automobile chassis |
| CN210651725U (en) * | 2019-06-18 | 2020-06-02 | 青岛和利兴塑胶有限公司 | Exhaust device of injection mold |
| CN110479984A (en) * | 2019-07-03 | 2019-11-22 | 袁文文 | A kind of drum-type knuckle finish-forging part enclosed near net forming mould |
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| CN205613925U (en) * | 2016-04-05 | 2016-10-05 | 芜湖海华金属材料有限公司 | Air conditioner stock solution filter stamping die |
| CN206702194U (en) * | 2017-03-06 | 2017-12-05 | 深圳市工业人快速成型技术有限公司 | A kind of extruded type casting mould |
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