CN115383080A - Die-casting die for angle grinder - Google Patents
Die-casting die for angle grinder Download PDFInfo
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- CN115383080A CN115383080A CN202211139279.2A CN202211139279A CN115383080A CN 115383080 A CN115383080 A CN 115383080A CN 202211139279 A CN202211139279 A CN 202211139279A CN 115383080 A CN115383080 A CN 115383080A
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- die
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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
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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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
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/2007—Methods or apparatus for cleaning or lubricating moulds
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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
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a die-casting die for an angle grinder, which comprises a bottom plate, wherein the upper side wall of the bottom plate is fixedly connected with a lower die, the upper side wall of the lower die is provided with a die cavity, the upper side wall of the bottom plate is fixedly connected with a plurality of electric telescopic rods, the driving ends of the electric telescopic rods are vertically upwards and are fixedly connected with an upper die together, the lower side wall of the upper die is fixedly connected with a first die core and a second die core, the upper die is internally provided with an annular cooling cavity communicated with each second die core, the first die core is internally provided with a transition cooling cavity, and a circulating cooling mechanism is arranged between the transition cooling cavity and the annular cooling cavity. According to the invention, through the circulating flow of the cooling water in the first mold core and the second mold core and the alternate flow rate of the heat and the cold air flow around the first mold core and the second mold core, the cooling efficiency of the first mold core and the second mold core is greatly improved, so that the damage caused by overhigh temperature of the first mold core and the second mold core can be avoided.
Description
Technical Field
The invention relates to the technical field of die-casting dies, in particular to a die-casting die for an angle grinder.
Background
The die-casting die is a tool for casting metal parts, and is a tool for completing a die-casting process on a special die-casting die forging machine. The basic process of die casting comprises the following steps: molten metal is cast at low speed or high speed and filled into the cavity of the mold, the mold has movable cavity surface, and it is pressurized and forged along with the cooling process of the molten metal, so that the shrinkage cavity and shrinkage porosity defects of the blank are eliminated, and the internal structure of the blank reaches the broken crystal grains in the forged state. The comprehensive mechanical property of the blank is obviously improved.
The preforming flange surface of the angle mill that has on the market has a lot of trompils, and its trompil position need set up the mold core when die-casting preforming flange, but preforming flange surface trompil quantity is many and more dispersion to can lead to setting up of mold core more dispersion, thereby be unfavorable for dispelling the heat to the mold core, and then lead to the mold core to damage because of the high temperature easily.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides a die-casting die for an angle grinder.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a die casting die for angle grinder, includes the bottom plate, the last lateral wall fixedly connected with lower mould of bottom plate, the die cavity has been seted up to the last lateral wall of lower mould, a plurality of electric telescopic handle of the last lateral wall fixedly connected with of bottom plate, it is a plurality of electric telescopic handle, the equal vertical upwards and common fixedly connected with of drive end of electric telescopic handle goes up the mould, the lower lateral wall fixedly connected with mold core one and a plurality of mold core two of going up the mould, go up and seted up the annular cooling chamber that communicates with every mold core two, the transition cooling chamber has been seted up to mold core one, be equipped with circulation cooling mechanism between transition cooling chamber and the annular cooling chamber, the transition cooling chamber is linked together through transition chamber and annular cooling chamber, the fixed cover of outer wall of going up the mould is equipped with the support ring, the outer wall movable sleeve of support ring is equipped with movable sleeve and is established at last mould outlying movable cover, the last lateral wall fixedly connected with motor of going up the mould, the terminal vertical upwards and fixedly connected with the worm of output shaft of motor, the surface meshing of worm has the worm wheel of installing on the last lateral wall of mould, the last lateral wall fixed insert and be equipped with the cooling trachea, the cooling trachea is equipped with reciprocal cooling trachea and is equipped with the inner bottom of the cooling chamber and is equipped with the cooling trachea setting up the equal interval of cooling of the inner bottom of the cooling chamber.
Preferably, circulative cooling mechanism includes the water pump of fixed connection lateral wall on last mould, the drive shaft fixedly connected with pinion of water pump, the fixed cover of outer wall of worm is equipped with the master gear with pinion engaged with, the play water end of water pump is connected with the cooling tube of fixed connection on last mould through branch pipe one, the descaling chemical tank is installed to the top of cooling tube, be equipped with quantitative dosing mechanism between descaling chemical tank and the worm wheel, the one end that the branch pipe was kept away from to the cooling tube is connected with and inserts the branch pipe two of establishing the mould outer wall and extending to annular cooling intracavity, the end of intaking of water pump is through running through last mould outer wall and extending to the branch pipe three of transition cooling intracavity.
Preferably, reciprocal cooling body is including the piston of activity laminating in the cooling trachea, the last lateral wall of piston is connected with reciprocal horizontal pole through the dead lever, the rectangular channel has been seted up to the outer wall of reciprocal horizontal pole, it has the cylindric lock of fixed connection on the side lateral wall of keeping away from support one side on the worm wheel to slide the laminating in the rectangular channel, the last lateral wall of reciprocal horizontal pole slides and inserts and is equipped with the guide rail pole of fixed connection on last mould.
Preferably, a spoiler fixedly connected in the annular cooling cavity is arranged between the second branch pipe and the transition cavity, and the second branch pipe and the transition cavity are positioned between two same adjacent mold cores.
Preferably, each of the cooling holes is located at the periphery of the lower mold.
Preferably, quantitative dosing mechanism is including installing the quantitative section of thick bamboo between scale removal chemical tank and cooling tube, the activity laminating has the ration roller in the quantitative section of thick bamboo, the quantitative groove has been seted up to the outer wall of ration roller, the fixed pivot that is equipped with through quantitative section of thick bamboo back wall that inserts in the middle part of ration roller, the outer wall of pivot and the back wall of worm wheel all are equipped with the sprocket, two the common cover is equipped with the chain between the sprocket.
Preferably, the fixed cover of outer wall of going up the mould is equipped with fixed bevel gear, the inner wall of activity cover is installed through a plurality of drive shafts and is all meshed with fixed bevel gear a plurality of movable bevel gear, and is a plurality of the equal fixedly connected with flabellum of the relative one end of drive shaft, the inner wall of activity cover is seted up the annular tooth's socket with master gear engaged with.
Preferably, the radius of the main gear is larger than that of the secondary gear.
Compared with the prior art, this a die casting die for angle mill's advantage lies in:
1. the annular cooling cavity and the filtering cooling cavity are arranged, when a motor drives a water pump to work, cooling water in the cooling pipe can enter the cooling pipe again through the branch pipe II, the annular cooling cavity and the inner part of each mold core II, the transition cavity, the transition cooling cavity, the branch pipe III and the branch pipe I, so that the circulating cooling of the mold core I and the mold core II is realized, the damage caused by overhigh temperature of the mold core I and each mold core II can be avoided, and the service life of the mold core I and each mold core II is prolonged;
2. the descaling agent box and the quantitative roller are arranged, when the motor works, the quantitative roller can drive the quantitative groove to move circumferentially through the meshing of the worm and the worm wheel and the transmission of the two chain wheels and the chain, so that descaling agents in the descaling agent box can flow into the cooling pipe quantitatively, and then flow through the second branch pipe, the annular cooling cavity, the transition cooling cavity, the third branch pipe and the first branch pipe through the circulating cooling mechanism, and the flowing effect of cooling water can be prevented from being influenced by internal scaling;
3. the piston and the cooling air pipe are arranged, when the worm wheel rotates, the piston is in suction type motion in the cooling air pipe through the clamping of the cylindrical pin and the sliding groove on the reciprocating cross rod and the reciprocating cross rod, so that hot air around the first mold core and each second mold core can be sucked into the cooling air pipe to be cooled and then discharged in a cold air flow mode, heat around the first mold core and each second mold core is cooled and cooled, and therefore reciprocation is achieved, and the cooling efficiency of the first mold core and each second mold core is further improved;
4. the fan blades are arranged, and when the main gear rotates under the driving of the motor, the movable cover can rotate, so that each fan blade rotates by driving each movable bevel gear to roll on the fixed bevel gear, the alternative flow rate of heat and cold airflow around the first mold core and the second mold core is increased, and the cooling efficiency of the first mold core and the second mold core is greatly improved;
in conclusion, the cooling efficiency of the first mold core and the second mold core is greatly improved through the circulating flow of the cooling water in the first mold core and the second mold core and the alternative flow rate of the heat and the cold air flow around the first mold core and the second mold core, so that the first mold core and the second mold core can be prevented from being damaged due to overhigh temperature.
Drawings
FIG. 1 is a schematic structural diagram of a die-casting mold for an angle grinder, which is provided by the invention;
FIG. 2 is an external view of a die casting mold for an angle grinder according to the present invention;
FIG. 3 is a side sectional view of a circulating cooling mechanism in a die casting mold for an angle grinder according to the present invention;
FIG. 4 is a bottom view of an upper mold of a die casting mold for an angle grinder according to the present invention;
FIG. 5 is a bottom cross-sectional view of a side view recirculating cooling mechanism for a display in a die casting mold for an angle grinder in accordance with the present invention;
FIG. 6 is a rear view of a dosing mechanism in a die casting mold for an angle grinder in accordance with the present invention;
FIG. 7 is a sectional view of a quantitative cylinder in a die casting mold for an angle grinder according to the present invention.
In the figure: 1, 2 lower dies, 3 die cavities, 4 electric telescopic rods, 5 upper dies, 6 die cores I, 7 die cores II, 8 annular cooling cavities, 9 transition cooling cavities, 10 support rings, 11 motors, 12 worms, 13 supports, 14 worm gears, 15 water pumps, 16 pinions, 17 main gears, 18 cooling pipes, 19 branch pipes I, 20 branch pipes II, 21 branch pipes III, 22 cooling air pipes, 23 semiconductor refrigeration sheets, 24 disc cavities, 25 cooling holes, 26 pistons, 27 reciprocating cross rods, 28 cylindrical pins, 29 guide rail rods, 30 quantitative cylinders, 31 descaling agent boxes, 32 rotating shafts, 33 quantitative rollers, 34 chain wheels, 35 chains, 36 fixed bevel gears, 37 moving bevel gears, 38 fan blades, 39 quantitative grooves, 40 spoiler plates and 41 movable covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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.
Referring to fig. 1-7, a die casting die for angle mill, comprising a base plate 1, the last lateral wall fixedly connected with lower mould 2 of bottom plate 1, die cavity 3 has been seted up to the last lateral wall of lower mould 2, a plurality of electric telescopic handle 4 of the last lateral wall fixedly connected with of bottom plate 1, the equal vertical upwards and common fixedly connected with of drive end of a plurality of electric telescopic handle 4 goes up mould 5, go up the lower lateral wall fixedly connected with mold core one 6 and a plurality of mold core two 7 of mould 5, during the use, accessible switch-on device's external power supply and start electric telescopic handle 4 and can drive and go up mould 5 and remove downwards, from the pressfitting operation of mould 5 and die cavity 3 on the completion 2.
The upper side wall of the upper die 5 is fixedly connected with a motor 11, the tail end of an output shaft of the motor 11 is vertically upward and fixedly connected with a worm 12, an annular cooling cavity 8 communicated with each die core two 7 is formed in the upper die 5, a transitional cooling cavity 9 is formed in the die core one 6, the transitional cooling cavity 9 is communicated with the annular cooling cavity 8 through the transitional cavity, a circulating cooling mechanism is arranged between the transitional cooling cavity 9 and the annular cooling cavity 8 and comprises a water pump 15 fixedly connected to the upper side wall of the upper die 5, a secondary gear 16 is fixedly connected to a driving shaft of the water pump 15, a main gear 17 meshed with the secondary gear 16 is fixedly sleeved on the outer wall of the worm 12, the radius of the main gear 17 is larger than that of the secondary gear 16, when the circulating cooling mechanism is used, the motor 11 is started to drive the worm 12 to rotate, then the water pump 15 can drive water pumping operation through the meshing of the main gear 17 and the secondary gear 16, and the radius of the main gear 17 is larger than that of the secondary gear 16, so that when the motor 11 drives the main gear 17 to drive the main gear 17 to rotate, the secondary gear 16 to increase the speed of the water pump 15, and further increase the negative pressure in the working environment in the water pump 15 to improve the efficiency of the water pump.
The water outlet end of the water pump 15 is connected with a cooling pipe 18 fixedly connected to the upper die 5 through a first branch pipe 19, a descaling agent box 31 is installed above the cooling pipe 18, one end, far away from the first branch pipe 19, of the cooling pipe 18 is connected with a second branch pipe 20 inserted in the outer wall of the upper die 5 and extending into the annular cooling cavity 8, the water inlet end of the water pump 15 penetrates through the outer wall of the upper die 5 and extends into a third branch pipe 21 in the transition cooling cavity 9, when the water pump 15 works, cooling water in the cooling pipe 18 is pumped into the annular cooling cavity 8 through the second branch pipe 20 and then flows into each second die core 7, the second die core 7 is cooled, the cooling water flowing through the second die core 7 enters the transition cooling cavity 9 through the transition cavity and then cools and cools the first die core 6, finally the cooling water in the first die core 6 is pumped into the water pump 15 through the third branch pipe 21 after overflowing, the cooling water enters the cooling pipe 18 through the first branch pipe 19 again, the cooling water after being cooled again is cooled, the first die core 6 and the second die core 7 are cooled circularly, and the service life of each die core 6 and the die core 7 is prolonged.
A spoiler 40 fixedly connected in the annular cooling cavity 8 is arranged between the second branch pipe 20 and the transition cavity, the second branch pipe 20 and the transition cavity are positioned between two adjacent mold cores 7, as shown in figure 5, after cooling water enters the annular cooling cavity 8 through the second branch pipe 20, the cooling water can only flow in a single direction in the annular cooling cavity 8 under the blocking of the spoiler 40, and simultaneously flows through each mold core two 7, and then can enter the transition cooling cavity 9 in the mold core one 6 through the transition cavity, so that the cooling water can cool each mold core one 6, and the cooling efficiency of each mold core two 7 is improved.
The outer wall of the upper die 5 is fixedly sleeved with a support ring 10, the outer wall of the support ring 10 is movably sleeved with a movable cover 41 which is movably sleeved on the periphery of the upper die 5, and the support ring 10 can support the movable cover 41, so that the movable cover 41 can freely rotate on the periphery of the upper die 5.
The surface of the worm 12 is engaged with a worm wheel 14 which is arranged on the upper side wall of the upper die 5 through a support 13, a quantitative dosing mechanism is arranged between the descaling agent box 31 and the worm wheel 14 and comprises a quantitative cylinder 30 which is arranged between the descaling agent box 31 and the cooling pipe 18, a quantitative roller 33 is movably attached in the quantitative cylinder 30, a quantitative groove 39 is formed in the outer wall of the quantitative roller 33, a rotating shaft 32 which penetrates through the rear wall of the quantitative cylinder 30 is fixedly inserted in the middle of the quantitative roller 33, chain wheels 34 are arranged on the outer wall of the rotating shaft 32 and the rear wall of the worm wheel 14, a chain 35 is sleeved between the two chain wheels 34, the worm 12 is meshed with the worm wheel 14 through the chain wheels to drive the chain wheels 34 on the worm wheel 14 to rotate through the transmission of the chain wheels 35, then the other chain wheel 34 is driven to rotate to realize the synchronous rotation of the rotating shaft 32 and the quantitative roller 33, so that the quantitative groove 39 moves circumferentially to realize the intermittent alignment of the opening of the quantitative groove 39, the quantitative groove 39 and the cooling agent box 31 and the cooling pipe 18, then the descaling agent flows into the cooling pipe through the cooling pipe 19 and the cooling pipe 19 to prevent the cooling pipe 19 and the cooling pipe 19 from scaling.
A cooling air pipe 22 is fixedly inserted into the upper side wall of the upper die 5, a plurality of semiconductor chilling plates 23 are arranged in the cooling air pipe 22, a reciprocating cooling mechanism is arranged between the worm wheel 14 and the cooling air pipe 22 and comprises a piston 26 movably attached in the cooling air pipe 22, the upper side wall of the piston 26 is connected with a reciprocating cross rod 27 through a fixed rod, a rectangular groove is formed in the outer wall of the reciprocating cross rod 27, a cylindrical pin 28 fixedly connected to the side wall of the worm wheel 14 far away from the support 13 is slidably attached in the rectangular groove, a guide rail rod 29 fixedly connected to the upper die 5 is slidably inserted into the upper side wall of the reciprocating cross rod 27, the worm 12 is meshed with the worm wheel 14 when rotating, the cylindrical pin 28 is driven to move circumferentially and is clamped with the upper chute of the reciprocating cross rod 27 through the sliding of the cylindrical pin, the reciprocating cross rod 27 can be shifted to move up and down in a reciprocating mode under the limit of the guide rail rod 29 in a sliding mode, so that the piston 26 is driven to move up and down along the inner wall of the cooling air pipe 22 through the fixed rod, the suction type movement of the cooling air pipe 22 is realized, heat dissipated by the first die core 6 and the second cooling disc 7 and then is pumped into the cooling disc 24 and further pushed out of the cooling die core 7, and the cooling die core 6, and the cooling core 7, and the cooling core 6 is further, and the cooling core by the cooling disc, and the cooling core 6, and the cooling core 7, and the cooling disc, and the cooling core 6, and the cooling core by the cooling disc.
The disc cavity 24 communicated with the cooling air pipe 22 is formed in the upper die 5, the inner bottom wall of the disc cavity 24 is provided with a plurality of cooling holes 25 which are arranged in an annular shape at equal intervals, each cooling hole 25 is located at the periphery of the lower die 2, and the phenomenon that objects in the die cavity 3 are pressed into the cooling holes 25 to block the cooling holes 25 when the upper die 5 and the die cavity 3 are subjected to pressing operation can be avoided.
Further, a fixed bevel gear 36 is fixedly sleeved on the outer wall of the upper die 5, a plurality of movable bevel gears 37 which are meshed with the fixed bevel gear 36 are installed on the inner wall of the movable cover 41 through a plurality of driving shafts, fan blades 38 are fixedly connected to the opposite ends of the plurality of driving shafts, an annular tooth groove which is meshed with the main gear 17 is formed in the inner wall of the movable cover 41, when the main gear 17 rotates under the driving of the motor 11, the main gear is meshed with the annular tooth groove to drive the movable cover 41 to rotate, so that each movable bevel gear 37 is driven to move circumferentially and rolls along the inclined tooth groove in the fixed bevel gear 36, further, the rotation of each movable bevel gear 37 is realized, each driving shaft and each fan blade 38 are driven to rotate, further, the flow rate of cold air flow which enters the cooling holes 25 through the heat around the first die core 6 and the second die core 7 and is discharged from the cooling holes 25 is increased, and the cooling efficiency of the first die core 6 and the second die core 7 is greatly improved.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a die casting die for angle mill, includes bottom plate (1), its characterized in that, the last side wall fixedly connected with lower mould (2) of bottom plate (1), die cavity (3) have been seted up to the last side wall of lower mould (2), a plurality of electric telescopic handle (4) of last side wall fixedly connected with of bottom plate (1), it is a plurality of electric telescopic handle (4) are gone up mould (5) to the equal vertical upwards and common fixedly connected with of drive end of electric telescopic handle (4), go up the lower side wall fixedly connected with mold core (6) and a plurality of mold core two (7) of mould (5), it sets up annular cooling chamber (8) that are linked together with every mold core two (7) to go up to offer in mold core (5), transition cooling chamber (9) have been seted up in mold core (6), be equipped with circulation cooling mechanism between transition cooling chamber (9) and annular cooling chamber (8), transition cooling chamber (9) are linked together through transition chamber and annular cooling chamber (8), the outer wall fixed cover of going up mould (5) is equipped with support ring (10), the outer wall movable sleeve of support cover is equipped with activity cover (41) on mould (5) and the motor support (11) and motor support (11) are connected with upward motor support (11) and motor support (11) are connected with the last side (11) and last motor support (12) and last mould (11) and last vertical support (11) Go up worm wheel (14) of lateral wall, the last lateral wall of going up mould (5) is fixed to be inserted and is equipped with cooling trachea (22), be equipped with a plurality of semiconductor refrigeration pieces (23) in cooling trachea (22), be equipped with reciprocal cooling body between worm wheel (14) and cooling trachea (22), upward set up disc chamber (24) that are linked together with cooling trachea (22) in mould (5), a plurality of cooling holes (25) that are the equidistant setting of annular are seted up to the inner bottom wall in disc chamber (24).
2. The die-casting die for the angle grinder is characterized by comprising a water pump (15) fixedly connected to the upper side wall of an upper die (5), a secondary gear (16) is fixedly connected to a driving shaft of the water pump (15), a main gear (17) meshed with the secondary gear (16) is fixedly sleeved on the outer wall of a worm (12), a cooling pipe (18) fixedly connected to the upper die (5) is connected to the water outlet end of the water pump (15) through a first branch pipe (19), a descaling agent box (31) is installed above the cooling pipe (18), a quantitative dosing mechanism is arranged between the descaling agent box (31) and the worm gear (14), a second branch pipe (20) inserted into the outer wall of the upper die (5) and extending into an annular cooling cavity (8) is connected to one end, far away from the first branch pipe (19), of the water inlet end of the water pump (15) penetrates through a third branch pipe (21) penetrating through the outer wall of the upper die (5) and extending into a transitional cooling cavity (9).
3. The die casting die for the angle grinder is characterized in that the reciprocating cooling mechanism comprises a piston (26) movably attached in a cooling air pipe (26), the upper side wall of the piston (26) is connected with a reciprocating cross rod (27) through a fixed rod, the outer wall of the reciprocating cross rod (27) is provided with a rectangular groove, a cylindrical pin (28) fixedly connected to the side wall, far away from the support (13), of the worm gear (14) is attached to the rectangular groove in a sliding mode, and a guide rail rod (29) fixedly connected to the upper die (5) is inserted into the upper side wall of the reciprocating cross rod (27) in a sliding mode.
4. The die-casting die for the angle grinder is characterized in that a flow blocking plate (40) fixedly connected in the annular cooling cavity (8) is arranged between the second branch pipe (20) and the transition cavity, and the second branch pipe (20) and the transition cavity are located between the two same adjacent mold cores (7).
5. The die casting mold for an angle grinder as set forth in claim 1, wherein each of the cooling holes (25) is located at a periphery of the lower mold (2).
6. The die-casting die for the angle grinder is characterized in that the quantitative dosing mechanism comprises a quantitative barrel (30) installed between a descaling agent box (31) and a cooling pipe (18), a quantitative roller (33) is movably attached to the inside of the quantitative barrel (30), a quantitative groove (39) is formed in the outer wall of the quantitative roller (33), a rotating shaft (32) penetrating through the rear wall of the quantitative barrel (30) is fixedly inserted in the middle of the quantitative roller (33), chain wheels (34) are arranged on the outer wall of the rotating shaft (32) and the rear wall of a worm gear (14), and a chain (35) is sleeved between the two chain wheels (34) together.
7. The die-casting die for the angle grinder is characterized in that a fixed bevel gear (36) is fixedly sleeved on the outer wall of the upper die (5), a plurality of movable bevel gears (37) which are meshed with the fixed bevel gear (36) are mounted on the inner wall of the movable cover (41) through a plurality of driving shafts, fan blades (38) are fixedly connected to the opposite ends of the driving shafts, and an annular tooth groove meshed with the main gear (17) is formed in the inner wall of the movable cover (41).
8. A die casting mold for an angle grinder as claimed in claim 3, wherein the size of the radius of the main gear (17) is larger than that of the sub gear (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211139279.2A CN115383080A (en) | 2022-09-19 | 2022-09-19 | Die-casting die for angle grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211139279.2A CN115383080A (en) | 2022-09-19 | 2022-09-19 | Die-casting die for angle grinder |
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| Publication Number | Publication Date |
|---|---|
| CN115383080A true CN115383080A (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211139279.2A Pending CN115383080A (en) | 2022-09-19 | 2022-09-19 | Die-casting die for angle grinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117415302A (en) * | 2023-10-31 | 2024-01-19 | 广州市型腔模具制造有限公司 | Die casting forming device for die casting manufacturing |
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