Pouring device for precision casting

Abstract

The utility model discloses a pouring device for precision casting, which relates to the technical field of precision casting, and comprises a working table, the rear side of the top of the working table is fixedly connected with an L-shaped frame plate, the left side and the right side of the top of the working table are respectively and fixedly connected with a mounting plate, the opposite surfaces of the two mounting plates are respectively provided with a pouring adjusting mechanism, and the L-shaped frame plate is fixedly connected with the L-shaped frame plate. A mold is arranged between the two pouring adjusting mechanisms, a material tank is fixedly connected to the top of the transverse face of the L-shaped frame plate, a heating and stirring mechanism is arranged at the top of the material tank, a feeding pipe is fixedly connected to the side, close to the heating and stirring mechanism, of the top of the material tank, and a discharging pipe is fixedly connected to the bottom of the material tank. The bottom of the outer wall of the discharging pipe is movably connected with an opening and closing valve. The die is clamped and fixed through the fixing assembly and the spring, the hydraulic cylinder enables the fixing assembly to move left and right along the sliding rod, and materials are prevented from being stacked at the same position in the die.

Description

Technical Field

[0001] The utility model relates to the technical field of precision casting, in particular to a pouring device for precision casting. Background Art

[0002] Casting is a widely used metal heat processing technology. Casting can directly shape the molten metal into the shape of the finished product through the mold. The shaping is fast. The usual casting process is to pour the molten metal directly from the gate into the casting mold cavity through the ladle, wait for the molten metal to fill the cavity by itself, and then cool it and take it out. The existing technology has the following problems:

[0003] Existing pouring devices are usually fixedly set up to pour materials directly into the mold. When the mold is long, the materials tend to accumulate at the same position in the mold, resulting in uneven pouring and poor pouring effect. Secondly, when pouring for casting, it is impossible to ensure that the pouring liquid is melted and uniform. When the pouring liquid contacts the air over a large area, bubbles are easily generated, thus affecting precision pouring. Utility Model Content

[0004] The utility model provides a pouring device for precision casting to solve the problems existing in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A pouring device for precision casting comprises a work table, an L-shaped frame plate is fixedly connected to the top rear side of the work table, mounting plates are fixedly connected to the left and right sides of the top of the work table respectively, opposite surfaces of the two mounting plates are provided with pouring adjustment mechanisms, a mold is provided between the two pouring adjustment mechanisms, a material tank is fixedly connected to the top of the transverse surface of the L-shaped frame plate, a heating and stirring mechanism is provided on the top of the material tank, and the heating and stirring mechanism passes through the interior of the material tank, a feed pipe is fixedly connected to the side of the top of the material tank close to the heating and stirring mechanism, a discharge pipe is fixedly connected to the bottom of the material tank, and the discharge pipe passes through the top of the mold, an opening and closing valve is movably connected to the bottom of the outer wall of the discharge pipe, and a control panel is provided on the front of the work table.

[0007] A further improvement of the technical solution of the utility model is that the pouring adjustment mechanism includes a hydraulic cylinder, the output end of the hydraulic cylinder passes through the left and right ends of the mounting plate and is fixedly connected to a fixing component, sliding rods are respectively arranged on the front and rear sides of the bottom of the fixing component, and the outer walls of the two sliding rods are sleeved with springs.

[0008] A further improvement of the technical solution of the utility model is that the left and right ends of the two slide bars are respectively fixedly connected to the opposite surfaces of the two mounting plates, and one end of the front and rear two springs away from the fixing assembly is fixedly connected to the inner wall of the mounting plate.

[0009] A further improvement of the technical solution of the utility model is that: the fixing component includes an L-shaped plate, and the rear and rear sides of the transverse surface of the L-shaped plate are respectively fixedly connected with positioning plates, the middle part of the front positioning plate is fixedly connected with a threaded tube that passes through the front and back, the inner wall of the threaded tube is threadedly connected with a screw, the front end of the screw is fixedly connected with a knob, the rear end of the screw is fixedly connected with a fixing plate, the front and rear sides of the bottom of the transverse surface of the L-shaped plate are respectively fixedly connected with sliders, and the middle parts of the two sliders are provided with sliding holes that pass through the left and right.

[0010] A further improvement of the technical solution of the utility model is that the inner wall of the sliding hole is slidably connected to the outer wall of the sliding rod, and one end of the front and rear two springs away from the mounting plate is fixedly connected to the surface of the sliding block.

[0011] A further improvement of the technical solution of the utility model is that a material guide concave disc is fixedly connected to the bottom of the inner wall of the material tank, a connecting groove penetrating from top to bottom is opened in the middle of the material guide concave disc, and the interior of the connecting groove is mutually connected with the interior of the discharge pipe.

[0012] A further improvement of the technical solution of the utility model lies in that: the heating and stirring mechanism comprises a driving motor, the output shaft of the driving motor is fixedly connected to a rotating roller, a heating tube is fixedly connected to the middle of the outer wall of the rotating roller, mounting sleeves are fixedly connected to the upper and lower sides of the outer wall of the rotating roller, L-shaped stirring rod 1 is fixedly connected to the left and right sides of the upper mounting sleeve, L-shaped stirring rod 2 is fixedly connected to the left and right sides of the lower mounting sleeve, and defoaming plates are fixedly connected to the vertical opposite surfaces of the two L-shaped stirring rods.

[0013] A further improvement of the technical solution of the utility model is that the two L-shaped stirring rods 1 are arranged on the inner side of the two L-shaped stirring rods 2, and a plurality of front-to-back through-going defoaming holes are provided in a rectangular array on the outer wall of the defoaming plate.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] 1. The utility model provides a pouring device for precision casting, which adopts the cooperation between hydraulic cylinders, fixed components, slide bars and springs, clamps and fixes the mold through the fixed components and springs on the left and right sides, and then moves the fixed components left and right along the slide bars through the hydraulic cylinders on the left and right sides to prevent the material from accumulating at the same position in the mold, solving the problem that the existing pouring device is usually fixed, so that the material is directly poured into the mold. When the mold is long, the material is easy to accumulate at the same position in the mold, resulting in uneven pouring and poor pouring effect, and the beneficial effect of uniform pouring and improved pouring effect is achieved.

[0016] 2. The utility model provides a pouring device for precision casting, which adopts the cooperation between a material tank, a driving motor, a rotating roller, a heating tube, a mounting sleeve, an L-shaped stirring rod 1, an L-shaped stirring rod 2 and a defoaming plate. The heating tube is used to continuously heat the pouring liquid in the material tank, and the driving motor is used to respectively drive the L-shaped stirring rod 1 and the L-shaped stirring rod 2 to rotate to stir the pouring liquid in the material tank, so that the defoaming holes in the defoaming plate eliminate the bubbles in the pouring liquid, which solves the problem that the pouring liquid cannot be guaranteed to be melted and uniform during the casting pouring work, and bubbles are easily generated when the pouring liquid contacts the air over a large area, thereby affecting the precision pouring. The beneficial effect of ensuring that the pouring liquid is melted and uniform while effectively reducing the bubbles in the pouring liquid and improving the precision effect of pouring is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the pouring device for precision casting of the utility model;

[0018] Figure 2 It is a three-dimensional structural diagram of the pouring adjustment mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the fixing component of the utility model;

[0020] Figure 4 This is a schematic cross-sectional view of the three-dimensional structure of the material tank of the utility model.

[0021] Figure 5 It is a partially enlarged schematic diagram of the three-dimensional structure A of the present utility model.

[0022] In the figure: 1. work table; 2. L-shaped frame plate; 3. mounting plate; 4. pouring adjustment mechanism; 41. hydraulic cylinder; 42. fixing assembly; 421. L-shaped plate; 422. positioning plate; 423. threaded pipe; 424. screw; 425. knob; 426. fixing plate; 427. slider; 428. sliding hole; 43. sliding rod; 44. spring; 5. mold; 6. material tank; 61. guide concave plate; 610. connecting groove; 7. heating and stirring mechanism; 71. driving motor; 72. rotating roller; 73. heating tube; 74. mounting sleeve; 75. L-shaped stirring rod one; 76. L-shaped stirring rod two; 77. defoaming plate; 770. defoaming hole; 8. feeding pipe; 9. discharging pipe; 10. opening and closing valve; 11. control panel. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:

[0024] like Figure 1 As shown, the utility model provides a pouring device for precision casting, including a work table 1, an L-shaped frame plate 2 is fixedly connected to the top rear side of the work table 1, mounting plates 3 are fixedly connected to the left and right sides of the top of the work table 1 respectively, opposite surfaces of the two mounting plates 3 are provided with pouring adjustment mechanisms 4, a mold 5 is provided between the two pouring adjustment mechanisms 4, a material tank 6 is fixedly connected to the top of the transverse surface of the L-shaped frame plate 2, a heating and stirring mechanism 7 is provided on the top of the material tank 6, and the heating and stirring mechanism 7 penetrates into the interior of the material tank 6, a feeding pipe 8 is fixedly connected to the side of the top of the material tank 6 close to the heating and stirring mechanism 7, a discharging pipe 9 is fixedly connected to the bottom of the material tank 6, and the discharging pipe 9 penetrates to the top of the mold 5, an opening and closing valve 10 is movably connected to the bottom of the outer wall of the discharging pipe 9, and a control panel 11 is provided on the front of the work table 1;

[0025] A pouring adjustment mechanism 4, a material tank 6, a heating and stirring mechanism 7, a feeding pipe 8, a discharging pipe 9 and an opening and closing valve 10 are provided. The mold 5 is clamped and fixed by the fixing component 42 in the pouring adjustment mechanism 4, and then the pouring liquid in the material tank 6 is continuously heated by the heating tube 73 in the heating and stirring mechanism 7. The pouring liquid is stirred by the output shaft of the rotating roller 72, respectively, driving the L-shaped stirring rod 1 75 and the L-shaped stirring rod 2 76 to ensure that the pouring liquid is molten and uniform. At the same time, the bubbles in the pouring liquid can be eliminated by the defoaming holes 770 in the defoaming plate 77.

[0026] like Figure 2-3As shown, the utility model provides a technical solution for a pouring device for precision casting: the pouring adjustment mechanism 4 includes a hydraulic cylinder 41, the output end of the hydraulic cylinder 41 passes through the left and right ends of the mounting plate 3 and is fixedly connected with a fixing assembly 42, the output end of the mounting plate 3 can drive the fixing assembly 42 to move left and right, and sliding rods 43 are respectively arranged on the front and rear sides of the bottom of the fixing assembly 42, and springs 44 are sleeved on the outer walls of the two sliding rods 43, and the left and right ends of the two sliding rods 43 are respectively fixedly connected to the opposite surfaces of the two mounting plates 3, and one end of the front and rear two springs 44 away from the fixing assembly 42 is fixedly connected to the inner wall of the mounting plate 3, and the fixing assembly 42 includes an L-shaped plate 421, and the rear and rear sides of the lateral surface of the L-shaped plate 421 are respectively fixedly connected with positioning plates 422, and the middle part of the front positioning plate 422 is fixedly connected with front and rear A through threaded tube 423, the inner wall of which is threadedly connected with a screw 424, the front end of which is fixedly connected with a knob 425, and the rear end of which is fixedly connected with a fixing plate 426. The fixing plate 426 can be fixed to the outer wall of the mold 5 by rotating the screw 424, so that the mold 5 is clamped in the L-shaped plate 421, and sliders 427 are fixedly connected to the front and rear sides of the bottom of the transverse surface of the L-shaped plate 421, respectively. A sliding hole 428 that passes through the left and right is opened in the middle of the two sliders 427, and the inner wall of the sliding hole 428 is slidably connected to the outer wall of the sliding rod 43. The ends of the front and rear two springs 44 away from the mounting plate 3 are fixedly connected to the surface of the slider 427, and the slider 427 slides left and right on the outer wall of the sliding rod 43 through the sliding hole 428, thereby improving the sliding stability of the fixing component 42.

[0027] like Figure 4-5As shown, the utility model provides a technical solution for a pouring device for precision casting: a guide concave plate 61 is fixedly connected to the bottom of the inner wall of the material tank 6, a connecting groove 610 is opened in the middle of the guide concave plate 61, and the interior of the connecting groove 610 is mutually connected with the interior of the discharge pipe 9. The pouring liquid in the guide concave plate 61 can be concentrated to flow into the discharge pipe 9 along the connecting groove 610 through the guide concave plate 61. The heating and stirring mechanism 7 includes a driving motor 71, and the output shaft of the driving motor 71 is fixedly connected to a rotating roller 72. A heating pipe 73 is fixedly connected to the middle of the outer wall of the rotating roller 72. The heating pipe 73 can ensure that the pouring liquid melts and prevents solidification. The upper and lower sides of the outer wall of the rotating roller 72 are divided into The upper mounting sleeve 74 is fixedly connected with an L-shaped stirring rod 1 75 on the left and right sides, and the lower mounting sleeve 74 is fixedly connected with an L-shaped stirring rod 2 76 on the left and right sides. The vertical opposite surfaces of the two L-shaped stirring rods 2 76 are fixedly connected with a defoaming plate 77. The two L-shaped stirring rods 1 75 are arranged on the inner sides of the two L-shaped stirring rods 2 76. The outer wall of the defoaming plate 77 is provided with a rectangular array of several defoaming holes 770 that pass through the front and back. The casting liquid is fully stirred by the L-shaped stirring rod 1 75 and the L-shaped stirring rod 2 76, and the bubbles in the casting liquid are eliminated in combination with the defoaming holes 770 in the defoaming plate 77, thereby improving the casting effect.

[0028] The following is a detailed description of the working principle of this pouring device for precision casting.

[0029] like Figure 1-5As shown, when in use, first, the hydraulic cylinder 41, the drive motor 71 and the heating tube 73 are connected to the control panel 11 respectively through wires, and the control panel 11 is connected to the external power supply. According to the size of the mold 5, the elasticity of the spring 44 and the cooperation of the hydraulic cylinder 41 are used to move the fixing components 42 on the left and right sides outward respectively, so that the L-shaped plates 421 on the left and right sides clamp the outer wall of the mold 5, and then the knob 425 is rotated to rotate the screw 424 along the inner wall of the threaded tube 423, so that the fixing plate 426 squeezes and fits the outer wall of the mold 5, so that the mold 5 is fixed on the L-shaped plate 421, and then the casting liquid is injected into the material tank 6 through the feeding pipe 8, and by starting the driving motor 71 and the heating tube 73, the heating tube 73 continuously heats the liquid in the material tank 6. Heat is used to prevent solidification. The output shaft of the driving motor 71 drives the rotating roller 72 to rotate, so that the L-shaped stirring rod 1 75 and the L-shaped stirring rod 2 76 on the upper and lower sides of the rotating roller 72 respectively stir the casting liquid in the material tank 6. During the stirring process, the bubbles in the casting liquid are eliminated through the defoaming holes 770 in the defoaming plate 77 to ensure that the casting liquid is molten and uniform, and the generation of bubbles in the casting liquid is effectively reduced. Then, by opening the opening and closing valve 10, the material in the material tank 6 flows into the mold 5 through the discharge pipe 9 along the material guide concave plate 61, and the hydraulic cylinder 41 is started. The output end of the hydraulic cylinder 41 drives the fixed component 42 to move left and right along the outer wall of the slide rod 43 through the slide hole 428 in the slider 427 to prevent the material from accumulating at the same position in the mold, so that the casting is uniform and the casting effect is improved.

[0030] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A pouring device for precision casting, comprising a work table (1), characterized in that: An L-shaped frame plate (2) is fixedly connected to the rear side of the top of the work table (1), and mounting plates (3) are fixedly connected to the left and right sides of the top of the work table (1), respectively. A pouring adjustment mechanism (4) is arranged on the opposite sides of the two mounting plates (3), and a mold (5) is arranged between the two pouring adjustment mechanisms (4). A material tank (6) is fixedly connected to the top of the transverse surface of the L-shaped frame plate (2), and a heating and stirring mechanism (7) is arranged on the top of the material tank (6), and the heating and stirring mechanism (7) penetrates into the interior of the material tank (6). A feeding pipe (8) is fixedly connected to the side of the top of the material tank (6) close to the heating and stirring mechanism (7), and a discharging pipe (9) is fixedly connected to the bottom of the material tank (6), and the discharging pipe (9) penetrates to the top of the mold (5). An opening and closing valve (10) is movably connected to the bottom of the outer wall of the discharging pipe (9), and a control panel (11) is arranged on the front of the work table (1).

2. A pouring device for precision casting according to claim 1, characterized in that: The pouring adjustment mechanism (4) comprises a hydraulic cylinder (41), the output end of the hydraulic cylinder (41) passes through the left and right ends of the mounting plate (3) and is fixedly connected to a fixing assembly (42), and sliding rods (43) are respectively arranged at the front and rear sides of the bottom of the fixing assembly (42), and the outer walls of the two sliding rods (43) are sleeved with springs (44).

3. A pouring device for precision casting according to claim 2, characterized in that: The left and right ends of the two slide bars (43) are respectively fixedly connected to the opposite surfaces of the two mounting plates (3), and the ends of the front and rear springs (44) away from the fixing assembly (42) are fixedly connected to the inner wall of the mounting plate (3).

4. A pouring device for precision casting according to claim 2, characterized in that: The fixing assembly (42) comprises an L-shaped plate (421), wherein the front and rear sides of the lateral surface of the L-shaped plate (421) are respectively fixedly connected to positioning plates (422), the middle part of the front positioning plate (422) is fixedly connected to a threaded tube (423) that passes through the front and rear sides, the inner wall of the threaded tube (423) is threadedly connected to a screw rod (424), the front end of the screw rod (424) is fixedly connected to a knob (425), the rear end of the screw rod (424) is fixedly connected to a fixing plate (426), and the front and rear sides of the bottom of the lateral surface of the L-shaped plate (421) are respectively fixedly connected to sliders (427), and the middle parts of the two sliders (427) are provided with sliding holes (428) that pass through the left and right sides.

5. A pouring device for precision casting according to claim 4, characterized in that: The inner wall of the sliding hole (428) is slidably connected to the outer wall of the sliding rod (43), and one end of the front and rear springs (44) away from the mounting plate (3) is fixedly connected to the surface of the sliding block (427).

6. A pouring device for precision casting according to claim 1, characterized in that: A material guide concave disc (61) is fixedly connected to the bottom of the inner wall of the material tank (6), and a connecting groove (610) penetrating from top to bottom is provided in the middle of the material guide concave disc (61), and the interior of the connecting groove (610) is mutually connected with the interior of the discharge pipe (9).

7. A pouring device for precision casting according to claim 1, characterized in that: The heating and stirring mechanism (7) comprises a driving motor (71), the output shaft of the driving motor (71) is fixedly connected to a rotating roller (72), the middle part of the outer wall of the rotating roller (72) is fixedly connected to a heating tube (73), the upper and lower sides of the outer wall of the rotating roller (72) are respectively fixedly connected to mounting sleeves (74), the left and right sides of the upper mounting sleeve (74) are respectively fixedly connected to L-shaped stirring rods (75), the left and right sides of the lower mounting sleeve (74) are respectively fixedly connected to L-shaped stirring rods (76), and the vertically opposite surfaces of the two L-shaped stirring rods (76) are both fixedly connected to defoaming plates (77).

8. A pouring device for precision casting according to claim 7, characterized in that: The two L-shaped stirring rods (75) are arranged on the inner side of the two L-shaped stirring rods (76), and the outer wall of the defoaming plate (77) is provided with a plurality of defoaming holes (770) that pass through the front and back in a rectangular array.

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