CN221064395U - Low-pressure casting machine for product casting - Google Patents

Abstract

The utility model discloses a low-pressure casting machine for casting products, which belongs to the field of casting machines and comprises a table body, wherein the middle part of the back surface of the table body is fixedly connected with a mounting plate, the mounting plate is L-shaped, the center of the top of the mounting plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder penetrates through the mounting plate and is in sliding connection with the mounting plate, the middle part of the upper end of the table body is provided with a pressing component, the pressing component comprises four sliding rods and a lifting plate, the four sliding rods are fixedly connected in the middle part of the upper end of the table body in a rectangular shape, and the lifting plate is in sliding sleeve joint with the middle parts of the four sliding rods. The low-pressure casting machine for casting the product, disclosed by the utility model, not only can be convenient for a worker to take the product, but also can be used for the worker to take the product and continue casting through the design of double stations, so that the advantages of convenience in taking and high efficiency are realized.

Description

Low pressure casting machine for casting products

Technical Field

The utility model belongs to the field of casting machines, and in particular relates to a low-pressure casting machine for product casting.

Background technique

Low-pressure casting machine is a general-purpose equipment for low-pressure casting of aluminum alloys. It can be widely used in the production of aluminum alloy castings in automobiles, motorcycles, instruments, textile machinery and aerospace industries. Low-pressure casting machine consists of a main machine, hydraulic system, molten pool holding furnace, liquid surface pressurization device, electrical control system and mold cooling system.

Since the distance between the upper mold and the lower mold of the existing low-pressure casting machine is relatively close, after the mold casting is completed, it is inconvenient for the staff to take the workpiece due to the small operating space, which increases the difficulty of taking the workpiece and brings inconvenience to the operator. At the same time, casting can only be continued after the workpiece is taken away, which affects the efficiency of product casting.

Utility Model Content

In view of one or more of the above defects or improvement needs in the prior art, the utility model provides a low-pressure casting machine for product casting, which has the advantages of easy handling and high efficiency.

To achieve the above-mentioned purpose, the utility model provides a low-pressure casting machine for product casting, including a table body; a mounting plate is fixedly connected to the middle part of the back of the table body, the mounting plate is L-shaped, a hydraulic cylinder is fixedly connected to the center of the top of the mounting plate, the output end of the hydraulic cylinder passes through the mounting plate and is slidably connected to the mounting plate, a down-pressing assembly is arranged in the middle part of the upper end of the table body, the down-pressing assembly includes four slide bars and a lifting plate, the four slide bars are fixedly connected to the middle part of the upper end of the table body in a rectangular shape, the four corners of the lifting plate are slidably sleeved in the middle part of the four slide bars, a spring is sleeved on the upper part of the slide bar, the two ends of the spring are respectively fixedly connected to the upper part of the lifting plate and the bottom of the mounting plate, the output end of the bottom of the hydraulic cylinder is fixedly connected to the middle part of the upper end of the lifting plate, the middle part of the lower end of the lifting plate is fixedly connected to an upper mold, a slide groove is opened at the upper end of the table body, a lower mold assembly is arranged inside the slide groove, the lower mold assembly passes through the slide groove, a power mechanism is arranged in the middle part of the front of the table body, the power mechanism extends to the bottom of the table body and is connected to the lower mold assembly;

The lower mold assembly includes a limit rod and a slider. The limit rod is fixedly connected to the inside of the slide groove. The slider is slidably sleeved on the outer wall of the limit rod and slidably connected to the inside of the slide groove. Two lower molds are fixedly connected to the top of the slider. The two lower molds are slidably connected to the top of the table body. A double-sided tooth plate is fixedly connected to the middle part of the lower end of the slider.

The power mechanism includes a servo motor and two sector gears. The rear end of the servo motor is fixedly connected to the center of the front of the table body. The two sector gears are respectively on the front and rear sides of the double-sided toothed plate. The top of the sector gear is rotatably connected to the bottom of the table body. A turntable is fixedly connected to the bottom of the sector gear and the output shaft of the servo motor. A rotating shaft is fixedly connected to the bottom of the turntable. The rotating shaft is eccentrically set. The three rotating shafts are connected by connecting rods. One of the sector gears is meshed with the double-sided toothed plate.

In general, compared with the prior art, the above technical solutions conceived by the utility model have the following beneficial effects:

The low-pressure casting machine for product casting of the utility model not only makes it convenient for workers to take products, but also can realize the advantages of convenient taking and high efficiency through the double-station design, so that workers can take products while continuing to cast.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG. 2 is a schematic diagram of the structure of the utility model when viewed from above.

In all the drawings, the same figure marks represent the same technical features, specifically: 1. table body; 2. mounting plate; 3. hydraulic cylinder; 4. pressing assembly; 41. slide rod; 42. lifting plate; 43. spring; 44. upper mold; 5. slide groove; 6. lower mold assembly; 61. limit rod; 62. slider; 63. lower mold; 64. double-sided gear plate; 7. power mechanism; 71. servo motor; 72. fan gear; 73. turntable; 74. rotating shaft; 75. connecting rod.

Detailed ways

As shown in Figures 1-2, a low-pressure casting machine for product casting includes a table body 1, a mounting plate 2 is fixedly connected to the middle of the back of the table body 1, the mounting plate 2 is L-shaped, a hydraulic cylinder 3 is fixedly connected to the center of the top of the mounting plate 2, the output end of the hydraulic cylinder 3 passes through the mounting plate 2 and is slidably connected to the mounting plate 2, a down-pressing assembly 4 is arranged in the middle of the upper end of the table body 1, the down-pressing assembly 4 includes four slide bars 41 and a lifting plate 42, the four slide bars 41 are rectangular and fixedly connected to the middle of the upper end of the table body 1, the lifting plate 42 is slidably sleeved in the middle of the four slide bars 41, a spring 43 is sleeved on the upper part of the slide bar 41, the two ends of the spring 43 are respectively fixedly connected to the lifting plate 42 and the mounting plate 2, the output end of the hydraulic cylinder 3 is fixedly connected to the middle of the upper end of the lifting plate 42, the middle of the lower end of the lifting plate 42 is fixedly connected to an upper mold 44, a slide groove 5 is opened at the upper end of the table body 1, a lower mold assembly 6 is arranged inside the slide groove 5, the lower mold assembly 6 passes through the slide groove 5, a power mechanism 7 is arranged in the middle of the front of the table body 1, and the power mechanism 7 extends to the table body 1 and connected to the lower mold assembly 6; the lower mold assembly 6 includes a limit rod 61 and a slider 62, the limit rod 61 is fixedly connected to the inside of the slide groove 5, the slider 62 is slidably sleeved on the outer wall of the limit rod 61 and slidably connected to the inside of the slide groove 5, the top of the slider 62 is fixedly connected to two lower molds 63, the two lower molds 63 are slidably connected to the top of the table body 1, and the middle part of the lower end of the slider 62 is fixedly connected to a double-sided toothed plate 64; the power mechanism 7 includes a servo motor 71 and two fan gears 72, the rear end of the servo motor 71 is fixedly connected to the center of the front face of the table body 1, the two fan gears 72 are respectively on the front and rear sides of the double-sided toothed plate 64, the top of the fan gear 72 is rotatably connected to the bottom of the table body 1, the bottom of the fan gear 72 and the output shaft of the servo motor 71 are fixedly connected with a turntable 73, the bottom of the turntable 73 is fixedly connected with a rotating shaft 74, the rotating shaft 74 is in an eccentric setting, and the three rotating shafts 74 are transmission-connected by a connecting rod 75, and one of the fan gears 72 is meshed with the double-sided toothed plate 64.

The low-pressure casting machine for casting products of the utility model, when it is needed, first pour the raw material into the left lower mold 63, then the output end of the hydraulic cylinder 3 acts downward and pushes the lifting plate 42 down and stretches the spring 43 to push the upper mold 44 into the lower mold 63 for assembly, and complete the casting process. After completion, the upper mold 44 returns to its original position, and the servo motor 71 is powered on and the two sector gears 72 are rotated through the transmission of the turntable 73, the rotating shaft 74 and the connecting rod 75. The two sector gears 72 can intermittently contact the double-sided toothed plate 64 and drive the slider 62 outside the limit rod 61 The slider 62 moves back and forth on the wall. After a single casting is completed, the slider 62 moves to the left and moves the right lower mold 63 to a position relative to the upper mold 44 for loading and casting, while the left lower mold 63 is staggered with the upper mold 44, waiting for the staff to take the product. This reciprocating process is convenient for the staff to take the product because the top of the left lower mold 63 is not blocked. This low-pressure casting machine not only makes it convenient for the staff to take the product, but also can realize the advantages of convenient taking and high efficiency through the double-station design, so that the staff can take the product while continuing to cast, thereby achieving the advantages of easy taking and high efficiency.

Claims (2)

1. A low-pressure casting machine for product casting, comprising a table body (1), characterized in that a mounting plate (2) is fixedly connected to the middle of the back of the table body (1), the mounting plate (2) is L-shaped, a hydraulic cylinder (3) is fixedly connected to the center of the top of the mounting plate (2), the output end of the hydraulic cylinder (3) passes through the mounting plate (2) and is slidably connected to the mounting plate (2), a pressing assembly (4) is arranged in the middle of the upper end of the table body (1), the pressing assembly (4) comprises four sliding rods (41) and a lifting plate (42), the four sliding rods (41) are rectangular and fixedly connected to the middle of the upper end of the table body (1), and the four corners of the lifting plate (42) are slidably sleeved on the four sliding rods (4 1), a spring (43) is sleeved on the upper part of the slide rod (41), two ends of the spring (43) are respectively fixedly connected to the upper part of the lifting plate (42) and the bottom of the mounting plate (2), the output end of the bottom of the hydraulic cylinder (3) is fixedly connected to the middle part of the upper end of the lifting plate (42), the middle part of the lower end of the lifting plate (42) is fixedly connected to the upper mold (44), a slide groove (5) is opened at the upper end of the table body (1), a lower mold assembly (6) is arranged inside the slide groove (5), and the lower mold assembly (6) passes through the slide groove (5), and a power mechanism (7) is arranged in the middle of the front of the table body (1), and the power mechanism (7) extends to the bottom of the table body (1) and is connected to the lower mold assembly (6); The lower mold assembly (6) comprises a limiting rod (61) and a sliding block (62), wherein the limiting rod (61) is fixedly connected inside the slide groove (5), the sliding block (62) is slidably sleeved on the outer wall of the limiting rod (61) and slidably connected inside the slide groove (5), two lower molds (63) are fixedly connected to the top of the sliding block (62), and the two lower molds (63) are slidably connected to the top of the table body (1), and a double-sided tooth plate (64) is fixedly connected to the middle of the lower end of the sliding block (62). 2. The low-pressure casting machine for product casting according to claim 1 is characterized in that the power mechanism (7) includes a servo motor (71) and two fan gears (72), the rear end of the servo motor (71) is fixedly connected to the front center of the table body (1), the two fan gears (72) are respectively on the front and rear sides of the double-sided toothed plate (64), the top of the fan gear (72) is rotatably connected to the bottom of the table body (1), the bottom of the fan gear (72) and the output shaft of the servo motor (71) are fixedly connected with a turntable (73), the bottom of the turntable (73) is fixedly connected with a rotating shaft (74), the rotating shaft (74) is in an eccentric setting, and the three rotating shafts (74) are connected by a connecting rod (75) for transmission, and one of the fan gears (72) is meshed with the double-sided toothed plate (64).