CN112355276B - Die casting equipment and die casting method - Google Patents
Die casting equipment and die casting method Download PDFInfo
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- CN112355276B CN112355276B CN202011185416.7A CN202011185416A CN112355276B CN 112355276 B CN112355276 B CN 112355276B CN 202011185416 A CN202011185416 A CN 202011185416A CN 112355276 B CN112355276 B CN 112355276B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses die casting equipment in the technical field of die casting equipment, which comprises a workbench, wherein a fixed die is fixedly arranged on the outer wall of the top of the workbench, the outer wall of the top of the workbench is fixedly connected with the frame, the inner wall of the top of the frame is fixedly connected with the hydraulic cylinder, and the hydraulic rod at the bottom of the hydraulic cylinder is fixedly connected with a cleaning device, the outer wall at the bottom of the cleaning device is provided with a movable mold, the outer wall of the left side of the rack is provided with a storage barrel, the outer wall of the top of the storage barrel is communicated with the material injection head through a guide pipe, and the right end of the electric telescopic rod is connected with the material injection head through a clamp, when a movable mould in the device is inserted into a cavity of a fixed mould to process a product, the mounting panel can contact with the top wall of cover half, upwards promotes the carriage release lever, makes the guide block move to the inboard, makes the movable sleeve pipe take the cutter to move down and cover half top wall contact, and the raw materials that will overflow cuts off, avoids the raw materials cooling shaping back product top to have unnecessary part.
Description
Technical Field
The invention relates to the technical field of die casting equipment, in particular to die casting equipment and a die casting method.
Background
When a die casting device is used for producing and processing products, raw materials are injected into a cavity of a fixed die and are downwards inserted into the cavity of the fixed die through a movable die, the raw materials are enabled to form a certain shape, after the raw materials are cooled and formed, products needed for production and processing are formed, however, when the fixed die is downwards inserted into the cavity of the fixed die, the raw materials in the cavity of the fixed die are extruded, part of the raw materials are overflowed from the cavity of the fixed die after being extruded and are moved to an area between the movable die and the fixed die, the top of the products after the products are cooled and formed can have redundant parts, and workers need to carry out treatment again, so that the production and processing procedures of the products are increased, and the production and processing efficiency of the products is reduced.
Disclosure of Invention
The present invention is directed to a die casting apparatus and a die casting method, which solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: die casting equipment, comprises a workbench, workstation top outer wall fixed mounting has the cover half, workstation top outer wall and frame fixed connection, frame top inner wall and pneumatic cylinder fixed connection, and pneumatic cylinder bottom hydraulic stem and cleaning device fixed connection, cleaning device bottom outer wall is provided with the movable mould, frame left side outer wall is provided with the storage vat, storage vat top outer wall passes through the pipe and annotates the stub bar intercommunication, frame left side inner wall fixed mounting has electric telescopic handle, and the electric telescopic handle right-hand member passes through anchor clamps and annotates the stub bar and be connected.
Preferably, the cleaning device comprises a mounting plate fixedly connected with the outer wall of the top of the movable mold, the outer wall of the bottom of the mounting plate is provided with an annular groove, a movable sleeve is inserted in the inner cavity of the annular groove in a sliding manner, a cutter is arranged in the inner cavity of the movable sleeve, the outer walls of the left side and the right side of the bottom of the mounting plate are both provided with openings, the inner cavity of each opening is inserted with a moving rod in a sliding manner, the outer wall of each moving rod is sleeved with a return spring, two ends of the reset spring are respectively fixedly connected with the outer wall of the moving rod and the inner wall of the opening, the outer wall of the top part of one side of the two groups of moving rods which are close to each other is provided with a guide block in a sliding way, the outer wall of the bottom part of the guide block is connected with the outer wall of the top part of the mounting plate in a sliding way, and the outer wall of one side that two sets of guide blocks bottom are close to each other respectively with the outer wall sliding connection of removal sleeve pipe top left and right sides, and the one end that two sets of guide blocks are close to each other all is triangle-shaped with the perpendicular cross-section at carriage release lever top.
Preferably, the inner walls of the left side and the right side of the cutter are fixedly provided with sliding blocks, the inner walls of the left side and the right side of the annular groove are provided with sliding grooves, the sliding blocks are inserted into the inner cavities of the sliding grooves, the vertical sections of the sliding grooves are L-shaped, the outer walls of the left side and the right side of the cutter are fixedly provided with moving blocks, the inner walls of the left side and the right side of the moving sleeve are provided with moving grooves, the moving blocks are inserted into the inner cavities of the moving grooves, and the contracting springs are fixedly arranged between the moving blocks and the moving grooves.
Preferably, the cutter includes the installation piece, installation piece bottom outer wall has seted up the mounting groove, and the sliding insertion of mounting groove inner chamber bottom has the movable block, and fixed mounting has the promotion spring between movable block top outer wall and the mounting groove top inner wall, and the movable block bottom extend to the bottom outer wall of installation piece and with cutter body fixed connection.
Preferably, cutter body top outer wall fixed mounting has the annular piece, the mounting groove has been seted up to movable block bottom outer wall, and the annular piece inserts in the inner chamber of mounting groove, and annular piece outer wall and mounting groove inner wall all are provided with the screw thread, mounting block top outer wall fixed mounting has the push rod.
Preferably, the cutter body is positioned in the inner cavity of the annular groove, and the sum of the lengths of the vertical sections of the cutter body, the movable block and the mounting block is smaller than the length of the vertical section of the annular groove.
Preferably, the die casting method of the die casting apparatus includes the steps of:
s1: when the material injection device works, the material injection head injects raw materials in the material storage barrel into a cavity of the fixed die, then the hydraulic cylinder works to enable the hydraulic rod to drive the movable die to move downwards, the movable die is inserted into the cavity of the fixed die to enable the raw materials to form a fixed shape, and when a product is cooled and formed, the hydraulic rod drives the movable die to reset, and then the product is taken out;
s2: in the process that the movable die is inserted into the cavity of the fixed die, the bottom wall of the mounting plate can be in contact with the top wall of the fixed die, the moving rod is pushed upwards, the guide block is moved inwards, the moving sleeve drives the cutter to move downwards to be in contact with the top wall of the fixed die, overflowing raw materials are cut off, and the top of a taken product cannot be provided with redundant parts.
Compared with the prior art, the invention has the beneficial effects that:
1. when a movable die in the device is inserted into a cavity of a fixed die to process a product, a mounting plate can be in contact with the top wall of the fixed die, a moving rod is pushed upwards, a guide block moves inwards, a moving sleeve drives a cutter to move downwards to be in contact with the top wall of the fixed die, overflowing raw materials are cut off, the situation that the top of the product is provided with redundant parts after the raw materials are cooled and molded is avoided, secondary treatment is not needed, and the product processing efficiency is improved;
2. after the movable sleeve drives the cutter to move downwards to a certain position, the sliding block can enter an inclined area of the sliding groove and reset through the contraction spring, so that the movable block drives the cutter to rotate in a small range, the cutter can separate overflowing raw materials from raw materials in the fixed die, and the performance of the device is improved;
3. through promoting the spring expansion, make cutter body overdraft increase, ensure to separate the raw materials that overflow and the inside raw materials of cover half die cavity to when collecting the product, the movable mould shifts up with the mounting panel, makes and produces the clearance between mounting panel and the cover half, through promoting the spring expansion, makes this can the downstream of cutter and the outer wall contact of movable mould, avoids the shaping product to adhere to on the outer wall of movable mould, increases the result of use of device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the cleaning apparatus of the present invention;
FIG. 3 is an enlarged view of the structure at A of the present invention;
FIG. 4 is a schematic top view of the movable sleeve and the cutter according to the present invention.
In the figure: 1. a work table; 2. fixing a mold; 3. a frame; 4. a hydraulic cylinder; 5. a cleaning device; 51. mounting a plate; 52. an annular groove; 521. a chute; 53. moving the sleeve; 531. a retraction spring; 532. a moving groove; 54. a cutter; 541. mounting blocks; 542. a cutter body; 543. a slider; 544. a moving block; 545. mounting grooves; 546. a movable block; 55. opening a hole; 56. a travel bar; 57. a return spring; 58. a guide block; 6. moving the mold; 7. a storage barrel; 8. and (4) injecting a material head.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: the die casting device, please refer to fig. 1, includes a worktable 1;
referring to fig. 1, a fixed die 2 is fixedly mounted on the outer wall of the top of a workbench 1, the outer wall of the top of the workbench 1 is fixedly connected with a rack 3, the inner wall of the top of the rack 3 is fixedly connected with a hydraulic cylinder 4, a hydraulic rod at the bottom of the hydraulic cylinder 4 is fixedly connected with a cleaning device 5, and a movable die 6 is arranged on the outer wall of the bottom of the cleaning device 5;
referring to fig. 1, a storage vat 7 is arranged on the outer wall of the left side of a rack 3, the storage vat 7 is used for processing raw materials into a liquid state, conveying equipment is arranged inside the storage vat 7 and conveys liquid raw materials to a material injection head 8, the outer wall of the top of the storage vat 7 is communicated with the material injection head 8 through a guide pipe, an electric telescopic rod is fixedly arranged on the inner wall of the left side of the rack 3, the right end of the electric telescopic rod is connected with the material injection head 8 through a clamp, the electric telescopic rod stretches and retracts to bring the material injection head 8 to change positions, so that the material injection head 8 can inject the raw materials into a cavity of a fixed die 2, electric equipment related to the electric telescopic rod is electrically connected with an external power switch through a wire, and a cleaning device 5 is used for treating the raw materials overflowing during the processing of a circular workpiece;
referring to fig. 1 and 2, the cleaning device 5 includes a mounting plate 51 fixedly connected to the top outer wall of the movable mold 6, the bottom outer wall of the mounting plate 51 is provided with an annular groove 52, the mounting plate 51 is divided into two parts after being provided with the annular groove 52, a connecting structure is arranged between the two parts of the mounting plate 51, so that the two parts of the mounting plate 51 are not automatically separated, the mounting plate 51 is fixedly connected to the hydraulic rod of the hydraulic cylinder 4, a moving sleeve 53 is slidably inserted into the inner cavity of the annular groove 52, a cutter 54 is arranged in the inner cavity of the moving sleeve 53, the outer walls of the left and right sides of the bottom of the mounting plate 51 are provided with openings 55, a moving rod 56 is slidably inserted into the inner cavity of the opening 55, a return spring 57 is sleeved on the outer wall of the moving rod 56, two ends of the return spring 57 are fixedly connected to the outer walls of the moving rod 56 and the inner walls of the openings 55 respectively, a guide block 58 is slidably mounted on the top outer wall of the side of the two moving rods 56 close to each other, the outer wall of the bottom of the guide block 58 is connected with the outer wall of the top of the mounting plate 51 in a sliding manner, the outer wall of one side of the bottom of the two groups of guide blocks 58, which is close to each other, is connected with the outer walls of the left side and the right side of the top of the movable sleeve 53 in a sliding manner, the vertical cross section of one end of the two groups of guide blocks 58, which is close to each other, and the top end of the movable rod 56 are triangular, when the movable mold 6 is inserted into the cavity of the fixed mold 2 to enable the raw materials to form a fixed shape, the mounting plate 51 can be contacted with the top wall of the fixed mold 2, the movable rod 56 is pushed upwards to enable the guide blocks 58 to move inwards, so that the movable sleeve 53 drives the cutter 54 to move downwards to be contacted with the top wall of the fixed mold 2, as part of the raw materials are extruded and overflowed to the top wall of the fixed mold 2 when the movable mold 6 is inserted into the cavity of the fixed mold 2, the cutter 54 moves downwards to cut off the overflowed raw materials in the cavity of the fixed mold 2, and avoid the excessive part on the top of the product after the product is cooled and molded, the secondary processing is avoided, when the hydraulic rod drives the movable die 6 to move upwards and a product is taken out, the mounting plate 51 is not contacted with the top wall of the fixed die 2, the return spring 57 is used for returning, the movable rod 56 moves downwards, the guide block 58 moves outwards and drives the movable sleeve 53 and the cutter 54 to move upwards and return;
referring to fig. 2, 3 and 4, the inner walls of the left and right sides of the cutter 54 are fixedly provided with a slide block 543, the inner walls of the left and right sides of the annular groove 52 are provided with a sliding groove 521, the slide block 543 is inserted into the inner cavity of the sliding groove 521, the vertical section of the sliding groove 521 is L-shaped, after the cutter 54 moves downwards for a certain distance through the L-shaped sliding groove 521, the cutter 54 can rotate, when the cutter 54 is driven by the movable sleeve 53 to move upwards, the slide block 543 slides upwards in the inner cavity of the sliding groove 521, so that the cutter 54 rotates to reset and moves upwards, the cutter 54 can automatically reset without manual adjustment, the outer walls of the left and right sides of the cutter 54 are fixedly provided with movable blocks 544, the inner walls of the left and right sides of the movable sleeve 53 are provided with movable grooves 532, the movable blocks 544 are inserted into the inner cavity of the movable grooves 532, and a retraction spring 531 is fixedly arranged between the movable blocks and the movable grooves 532, after the movable sleeve 53 drives the cutter 54 to move downwards to a certain position, the slide block 543 can enter the inclined area of the chute 521, and is reset through the contraction spring 531, so that the moving block 544 drives the cutter 54 to rotate in a small range, the cutter 54 can separate the overflowing raw material from the raw material in the fixed die 2, and the performance of the device is improved;
referring to fig. 2 and 3, the cutting knife 54 includes an installation block 541, an installation groove 545 is formed on the bottom outer wall of the installation block 541, a movable block 546 is inserted into the bottom of the inner cavity of the installation groove 545 in a sliding manner, a push spring is fixedly installed between the top outer wall of the movable block 546 and the top inner wall of the installation groove 545, the bottom end of the movable block 546 extends to the bottom outer wall of the installation block 541 and is fixedly connected with the cutting knife body 542, the movable block 546 pushes the cutting knife body 542 downwards by the expansion of the push spring, the downward pressure of the cutting knife body 542 is increased, the overflowing raw material is ensured to be separated from the raw material inside the cavity of the fixed die 2, the device is ensured to normally complete the operation, and when the movable die 6 moves upwards to generate a gap between the installation plate 51 and the fixed die 2, the cutting knife body 542 moves downwards to contact with the outer wall of the movable die 6 due to the expansion of the push spring, a blocking effect is achieved, and the formed product is prevented from being attached to the outer wall of the movable die 6, the use effect of the device is increased;
referring to fig. 3, an annular block is fixedly mounted on the outer wall of the top of the cutter body 542, a mounting groove is formed in the outer wall of the bottom of the movable block 546, the annular block is inserted into an inner cavity of the mounting groove, threads are formed in the outer wall of the annular block and the inner wall of the mounting groove, a push rod is fixedly mounted on the outer wall of the top of the mounting block 541, the cutter body 542 is rotated, the annular block is moved out of the inner cavity of the mounting groove, the cutter body 542 is disconnected from the movable block 546, and therefore the cutter body 542 can be detached;
referring to fig. 3, the cutter body 542 is located in the inner cavity of the annular groove 52, and the sum of the lengths of the vertical sections of the cutter body 542, the movable block 546 and the mounting block 541 is smaller than the length of the vertical section of the annular groove 52, so that when the moving rod 56 does not move, the cutter 54 is always located in the inner cavity of the annular groove 52, the situation that the moving rod 56 cannot move upwards continuously due to the fact that the bottom end of the cutter 54 is already located below the bottom of the mounting plate 51 is avoided, it is ensured that the mounting plate 51 can be normally attached to the top wall of the fixed mold 2, it is ensured that the movable mold 6 can be completely inserted into the cavity of the fixed mold 2, and the product can be normally processed.
The die casting method of the die casting equipment comprises the following steps:
s1: when the injection molding machine works, raw materials in the storage barrel 7 are injected into a cavity of the fixed mold 2 through the injection head 8, then the hydraulic cylinder 4 works to enable the hydraulic rod to drive the movable mold 6 to move downwards, the movable mold 6 is inserted into the cavity of the fixed mold 2 to enable the raw materials to form a fixed shape, and after a product is cooled and molded, the hydraulic rod drives the movable mold 6 to reset, and then the product is taken out;
s2: in the process that the movable die 6 is inserted into the cavity of the fixed die 2, the bottom wall of the mounting plate 51 is in contact with the top wall of the fixed die 2, the moving rod 56 is pushed upwards, the guide block 58 is moved inwards, the moving sleeve 53 drives the cutter 54 to move downwards to be in contact with the top wall of the fixed die 2, overflowing raw materials are cut off, the phenomenon that the top of a product is provided with an unnecessary part after the product is cooled and molded is avoided, secondary processing is not needed, when the hydraulic rod drives the movable die 6 to move upwards to collect molded products, the mounting plate 51 is not in contact with the top wall of the fixed die 2, the return spring 57 is reset, the moving rod 56 moves downwards, the guide block 58 moves outwards, and the moving sleeve 53 and the cutter 54 are driven to move upwards to reset.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Die casting equipment, including workstation (1), its characterized in that: the fixed die (2) is fixedly mounted on the outer wall of the top of the workbench (1), the outer wall of the top of the workbench (1) is fixedly connected with a rack (3), the inner wall of the top of the rack (3) is fixedly connected with a hydraulic cylinder (4), a hydraulic rod at the bottom of the hydraulic cylinder (4) is fixedly connected with a cleaning device (5), a movable die (6) is arranged on the outer wall of the bottom of the cleaning device (5), a storage barrel (7) is arranged on the outer wall of the left side of the rack (3), the outer wall of the top of the storage barrel (7) is communicated with a material injection head (8) through a guide pipe, an electric telescopic rod is fixedly mounted on the inner wall of the left side of the rack (3), and the right end of the electric telescopic rod is connected with the material injection head (8) through a clamp;
the cleaning device (5) comprises a mounting plate (51) fixedly connected with the outer wall of the top of the movable mold (6), the outer wall of the bottom of the mounting plate (51) is provided with an annular groove (52), the inner cavity of the annular groove (52) is inserted with a movable sleeve (53) in a sliding manner, the inner cavity of the movable sleeve (53) is provided with a cutter (54), the outer walls of the left side and the right side of the bottom of the mounting plate (51) are respectively provided with an opening (55), the inner cavity of the opening (55) is inserted with a movable rod (56) in a sliding manner, the outer wall of the movable rod (56) is sleeved with a return spring (57), two ends of the return spring (57) are respectively fixedly connected with the outer wall of the movable rod (56) and the inner wall of the opening (55), the outer walls of the tops of the two groups of movable rods (56) at the mutually close sides are respectively provided with a guide block (58) in a sliding manner, and the outer wall of the bottom of the guide block (58) is connected with the outer wall of the top of the mounting plate (51) in a sliding manner, and the outer walls of the two groups of guide blocks (58) at the bottom close to each other are respectively connected with the outer walls of the left side and the right side of the top of the movable sleeve (53) in a sliding manner, and the ends of the two groups of guide blocks (58) close to each other and the vertical section of the top end of the movable rod (56) are both triangular.
2. The die casting apparatus according to claim 1, wherein: the utility model discloses a cutting knife, including cutter (54), annular groove (52), the equal fixed mounting of cutter (54) left and right sides inner wall has slider (543), spout (521) have all been seted up to annular groove (52) left and right sides inner wall, and slider (543) are inserted in the inner chamber of spout (521), and the vertical cross-section of spout (521) is the L shape, the equal fixed mounting of cutter (54) left and right sides outer wall has movable block (544), movable groove (532) have all been seted up to the movable sleeve (53) left and right sides inner wall, movable block (544) are inserted in the inner chamber of movable groove (532), and fixed mounting has shrink spring (531) between movable block (544) and movable groove (532).
3. The die casting apparatus according to claim 2, wherein: the cutting knife (54) comprises an installation block (541), an installation groove (545) is formed in the outer wall of the bottom of the installation block (541), a movable block (546) is inserted into the bottom of an inner cavity of the installation groove (545) in a sliding mode, a pushing spring is fixedly installed between the outer wall of the top of the movable block (546) and the inner wall of the top of the installation groove (545), and the bottom end of the movable block (546) extends to the outer wall of the bottom of the installation block (541) and is fixedly connected with a cutting knife body (542).
4. The die casting apparatus according to claim 3, wherein: cutter body (542) top outer wall fixed mounting has the annular piece, the mounting groove has been seted up to movable block (546) bottom outer wall, and the annular piece inserts in the inner chamber of mounting groove, and annular piece outer wall and mounting groove inner wall all are provided with the screw thread, installation piece (541) top outer wall fixed mounting has the push rod.
5. The die casting apparatus according to claim 3, wherein: the cutter body (542) is positioned in the inner cavity of the annular groove (52), and the sum of the lengths of the vertical sections of the cutter body (542), the movable block (546) and the mounting block (541) is less than the length of the vertical section of the annular groove (52).
6. The die-casting method of a die-casting apparatus according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
s1: when the material injection device works, raw materials in the storage barrel (7) are injected into a cavity of the fixed die (2) by the material injection head (8), then the hydraulic cylinder (4) works to enable the hydraulic rod to drive the movable die (6) to move downwards, the movable die (6) is inserted into the cavity of the fixed die (2) to enable the raw materials to form a fixed shape, and after a product is cooled and formed, the hydraulic rod drives the movable die (6) to reset, and then the product is taken out;
s2: when the movable die (6) is inserted into the cavity of the fixed die (2), the bottom wall of the mounting plate (51) is contacted with the top wall of the fixed die (2), the moving rod (56) is pushed upwards, the guide block (58) moves inwards, the moving sleeve (53) drives the cutter (54) to move downwards to be contacted with the top wall of the fixed die (2), and overflowed raw materials are cut off.
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| CN202011185416.7A CN112355276B (en) | 2020-10-30 | 2020-10-30 | Die casting equipment and die casting method |
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| CN202011185416.7A CN112355276B (en) | 2020-10-30 | 2020-10-30 | Die casting equipment and die casting method |
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| CN112355276B true CN112355276B (en) | 2021-10-19 |
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| CN114012061A (en) * | 2021-11-15 | 2022-02-08 | 东莞市潜翔通讯器材有限公司 | Modular die-casting method and die-casting equipment for mobile phone middle plate |
| CN115338395B (en) * | 2022-08-12 | 2023-06-02 | 浙江华晨动力机械有限公司 | Production process of steering gear shell |
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