CN114130996A

CN114130996A - Casting mould with slow ejection of compact function

Info

Publication number: CN114130996A
Application number: CN202111269526.6A
Authority: CN
Inventors: 李永海
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-04

Abstract

The invention discloses a casting mold with a slow discharging function, which comprises a lower mold, wherein a mold cavity is formed in the lower mold, a discharging plate is arranged in the mold cavity in a sliding manner, a cavity is formed in the lower mold, a box body is fixed in the cavity, a first sliding plate and a second sliding plate are sequentially arranged in the box body in a sliding manner, a connecting plate is fixedly connected between the lower side wall of the discharging plate and the upper side wall of the first sliding plate, a liquid storage tank is fixed in the cavity, a liquid outlet pipe is connected between the lower side wall of the liquid storage pipe and the outer wall of the box body, and a plugging rod is slidably inserted into the lower side wall of the liquid outlet pipe. Has the advantages that: according to the invention, the displacement of the discharge plate is slowly increased by intermittent dropping of oil and up-and-down movement of the top plate, so that flexible jacking is realized, the problem that workpieces are damaged due to large displacement when jacking is started is avoided, the jacking amount is slowly increased, the workpieces are gradually loosened and jacked, and the looseness of connection between the workpieces and a cavity is caused by combined impact, so that the workpieces are prevented from being damaged.

Description

Casting mould with slow ejection of compact function

Technical Field

The invention relates to the technical field of casting molds, in particular to a casting mold with a slow discharging function.

Background

The casting mold is used for obtaining the structural shape of the part, other easily-formed materials are used for forming the structural shape of the part in advance, then the part is placed into the mold, a cavity with the same structural size as the part is formed in the sand mold, then the fluid liquid is poured into the cavity, and the part with the same structural shape as the mold can be formed after the fluid liquid is cooled and solidified. The casting mold is an important part in the casting process, and mainly includes a gravity casting mold, a high-pressure casting mold (die casting mold), a low-pressure casting mold, an extrusion casting mold, and the like.

When a workpiece is formed, the workpiece needs to be taken out of the die, the joint of the workpiece and the die needs to be stripped by means of a tool in the taking-out process, and the joint of the workpiece and the die is pulled and damaged due to the traditional manual strong stripping mode.

To solve the above problems, we propose a casting mold with a slow discharge function.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a casting die with a slow discharging function.

In order to achieve the purpose, the invention adopts the following technical scheme: a casting mold with a slow discharging function comprises a lower mold, wherein a mold cavity is formed in the lower mold, a discharging plate is arranged in the mold cavity in a sliding mode, a cavity is formed in the lower mold, a box body is fixed in the cavity, a first sliding plate and a second sliding plate are sequentially arranged on the box body in a sliding mode, a connecting plate is fixedly connected between the lower side wall of the discharging plate and the upper side wall of the first sliding plate, a liquid storage tank is fixed in the cavity, a liquid outlet pipe is connected between the lower side wall of the liquid storage pipe and the outer wall of the box body, a plugging rod is inserted into the lower side wall of the liquid outlet pipe in a sliding mode, a motor is fixed to the inner wall of the cavity, a first incomplete gear is fixed to the driving end of the motor, a gear meshed with the first incomplete gear is installed in the cavity, a rotary table is further installed in the cavity, belt pulleys are fixed to the outer wall of the rotary table and the outer walls of the gears, and belts are sleeved on the two belt pulleys together, the outer wall of carousel rotates and is connected with the bull stick, the other end of bull stick rotates with the lower extreme outer wall of shutoff pole to be connected, it is provided with the pinion rack one with incomplete gear one and gear engaged with to slide in the cavity, the lower extreme fixedly connected with of slide two extends to the roof in the box outside, the lower lateral wall of pinion rack one is fixed with trapezoidal piece through the right angle board, the lower extreme of roof is the arc setting and contacts with the inclined plane of trapezoidal piece.

In foretell casting mold with slow ejection of compact function, the outer wall fixed mounting of box has the backwash pump, be connected with the back flow between the output of backwash pump and the liquid storage pot, the input and the box internal connection of backwash pump.

In the casting mold with the slow discharging function, the liquid outlet pipe is composed of a straight pipe and an inclined pipe connected with the outer wall of the lower end of the straight pipe, the plugging rod is inserted in the straight pipe in a sliding mode, and the inclined pipe is arranged in a mode of being high at the left side and low at the right side.

In foretell casting mould with slow ejection of compact function, the cooling tube that distributes in the cavity, it has rivers to flow in the cooling tube, the both ends of cooling tube slide respectively and are provided with piston one and piston two, be fixed with the connecting rod between the tip of piston one and the tip of pinion rack one, fixedly connected with expanding spring between the tip of piston two and the inner wall of cavity.

In foretell casting mold with slow ejection of compact function, the outer wall of incomplete gear one is fixed with the bull stick, the bull stick runs through the outside that extends to the lower mould and is fixed with incomplete gear two, the outer wall of lower mould is fixed with violently the pipe, the roller is all installed at the both ends of violently managing, be fixed with the torsional spring between the tip of roller and the inner wall of violently managing, the end fixing of roller has the rotor plate, the end fixing of rotor plate has the striking post, two the outer wall of roller is all fixed the cover and is equipped with the ring gear, the outer wall of violently managing slides and inserts and is equipped with the pinion rack two with every ring gear engaged with, two the lower extreme of pinion rack is fixed with the diaphragm jointly, the lower lateral wall of diaphragm is fixed with the pinion rack three with incomplete gear engaged with mutually.

In the casting mold with the slow discharging function, the bearings are fixed on the inner walls of the two ends of the transverse pipe, and the rotating rollers are inserted in the bearings and fixedly connected with the inner rings of the bearings.

Compared with the prior art, this casting mould with slow ejection of compact function's advantage lies in:

1. the incomplete gear I rotates forwards, the gear is driven to rotate reversely through the meshing of the incomplete gear I and the gear, the rotary disc is driven to rotate reversely through the belt, the joint of the rotary rod and the rotary disc is driven to rotate downwards, the plugging rod is further pulled to move downwards, oil in the liquid storage tank can flow out into the box body, the incomplete gear I rotates to be disengaged from the gear to be meshed with the tooth plate I, the gear is driven to rotate forwards through the meshing of the tooth plate I and the gear, the rotary disc is driven to rotate forwards, the rotary rod and the plugging rod are driven to move upwards, the liquid outlet pipe is plugged, the oil is stopped to be discharged, the tooth plate I moves leftwards at the moment, the trapezoidal block is driven to move leftwards, the extrusion top plate and the sliding plate II move upwards, the extrusion oil and the sliding plate I move upwards, the connecting plate and the discharge plate are jacked to lift a formed workpiece, the oil continuously leaks into the box body along with the rotation of the incomplete gear I, the amount of the oil liquid in the box body is increased continuously, so that the jacking height of the discharging plate is increased slowly each time when the sliding plate II moves upwards, the problem that workpieces are damaged due to the fact that the workpieces are jacked up by a large displacement amount at the beginning is solved, the jacking amount is increased slowly, and the workpieces are gradually loosened and jacked up;

2. meanwhile, the toothed plate I moves left and right, so that the continuous flow of water flow is realized, the cooling and shaping of the workpiece are accelerated, and the workpiece is further prevented from being damaged;

3. when the incomplete gear II is meshed with the toothed plate III, the toothed plate III and the toothed plate II are driven to move downwards, the rotating roller is driven to rotate in the forward direction, the impact column is in contact impact with the outer wall of the lower die, the joint of the workpiece and the cavity is loosened, and the separation of the joint of the workpiece and the cavity is accelerated;

in conclusion, the displacement of the discharge plate is slowly increased through intermittent dropping of oil and up-and-down movement of the top plate, flexible jacking is realized, the problem that workpieces are damaged due to the fact that the workpieces are jacked up at the beginning with large displacement is solved, the jacking amount is slowly increased, the workpieces are gradually loosened and jacked up, connection looseness between the workpieces and the cavity is caused by combination of impact, and the workpieces are prevented from being damaged.

Drawings

FIG. 1 is a schematic view of the internal structure of a casting mold with slow discharging function according to the present invention;

FIG. 2 is a rear view of the joint between the turntable and the belt in the casting mold with slow discharging function according to the present invention;

FIG. 3 is a schematic external structural view of a casting mold with a slow discharging function according to the present invention;

fig. 4 is a side view of a casting mold transferring roll with a slow discharging function according to the present invention.

In the figure: 1 lower die, 2 die cavities, 3 discharge plates, 4 boxes, 5 first sliding plates, 6 connecting plates, 7 second sliding plates, 8 top plates, 9 motors, 10 first incomplete gears, 11 gears, 12 liquid storage tanks, 13 liquid outlet pipes, 14 rotating discs, 15 belts, 16 rotating rods, 17 blocking rods, 18 first toothed plate, 19 right-angle plates, 20 trapezoidal blocks, 21 reflux pumps, 22 reflux pipes, 23 connecting rods, 24 first pistons, 25 cooling pipes, 26 second pistons, 27 telescopic springs, 28 belt pulleys, 29 transverse pipes, 30 rotating rollers, 31 torsion springs, 32 second toothed plates, 33 rotating plates, 34 second incomplete gears and 35 third toothed plates.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Referring to fig. 1-4, a casting mold with slow discharging function comprises a lower mold 1, a mold cavity 2 is arranged on the lower mold 1, a discharging plate 3 is arranged in the mold cavity 2 in a sliding manner, a cavity is arranged in the lower mold 1, a box body 4 is fixed in the cavity, a first sliding plate 5 and a second sliding plate 7 are sequentially arranged in the box body 4 in a sliding manner, a connecting plate 6 is fixedly connected between the lower side wall of the discharging plate 3 and the upper side wall of the first sliding plate 5, a liquid storage tank 12 is fixed in the cavity, the liquid storage tank 12 is filled with oil, a liquid outlet pipe 13 is connected between the lower side wall of the liquid storage tank 12 and the outer wall of the box body 4, a plugging rod 17 is slidably inserted in the lower side wall of the liquid outlet pipe 13, the liquid outlet pipe 13 is composed of an inclined pipe connected with a straight pipe and the outer wall of the lower end of the straight pipe, the plugging rod 17 is slidably inserted in the straight pipe, the inclined pipe is arranged in a high-low manner from left side, a motor 9 is fixed on the inner wall of the cavity, a driving end of the motor 9 is fixed with a first incomplete gear 10, a gear 11 meshed with the incomplete gear I10 is installed in the cavity, a rotary table 14 is also installed in the cavity, belt pulleys 28 are fixed on the outer wall of the rotary table 14 and the outer wall of the gear 11, belts 15 are sleeved on the two belt pulleys 28 together, a rotary rod 16 is connected to the outer wall of the rotary table 14 in a rotating mode, the other end of the rotary rod 16 is connected with the outer wall of the lower end of the blocking rod 17 in a rotating mode, the motor 9 drives the incomplete gear I10 to rotate in the forward direction, the gear 11 is driven to rotate in the reverse direction through meshing of the incomplete gear I10 and the gear 11, power is transmitted through the belt 15, the rotary table 14 rotates in the reverse direction, the joint of the rotary rod 16 and the rotary table 14 is driven to rotate downwards, the blocking rod 17 is further pulled to move downwards, oil in the liquid storage tank 12 can flow into the box body 4, and the toothed plate I18 is driven to move towards the right side through meshing of the gear 11 and the toothed plate I18, at this time, the trapezoidal block 20 moves away from the top plate 8.

A first toothed plate 18 meshed with the incomplete gear I10 and the gear 11 is arranged in the cavity in a sliding mode, the lower end of a second sliding plate 7 is fixedly connected with a top plate 8 extending to the outer side of the box body 4, a trapezoidal block 20 is fixed to the lower side wall of the first toothed plate 18 through a right-angle plate 19, the lower end of the top plate 8 is arranged in an arc shape and is in contact with the inclined surface of the trapezoidal block 20, when the incomplete gear I10 rotates to be separated from the gear 11 to be meshed with the first toothed plate 18, the gear 11 rotates positively through meshing of the first toothed plate 18 and the gear 11 to drive the turntable 14 to rotate positively, the rotating rod 16 and the plugging rod 17 are driven to move upwards to plug the liquid outlet pipe 13, discharge of oil is stopped, at the moment, the first toothed plate 18 moves leftwards to drive the trapezoidal block 20 to move leftwards, the top plate 8 and the second sliding plate 7 move upwards, the oil and the first sliding plate 5 move upwards to jack the connecting plate 6 and the discharge plate 3 to jack up a formed workpiece, along with the continuous rotation of motor 9 drive incomplete gear 10, fluid constantly spills to in the box 4, and the fluid measure is constantly increased in the box 4, consequently when two 7 of slides move up will go out the height of flitch 3 jack-up at every turn and can slowly increase, promotes the work piece amount of movement increase promptly, avoids beginning to cause the problem of work piece damage with the great displacement volume of jack-up, slowly increases the jack-up volume, makes the not hard up jack-up of work piece gradually.

The outer wall fixed mounting of box 4 has backwash pump 21, is connected with the back flow 22 between the output of backwash pump 21 and the liquid storage pot 12, and the input and the box 4 internal connection of backwash pump 21, after the work piece jack-up, the fluid pump in the case 4 is returned to the liquid storage pot 12 with the work of backwash pump 21 and is stored.

The cavity is distributed with cooling pipes 25, water flows in the cooling pipes 25, two ends of each cooling pipe 25 are respectively provided with a first piston 24 and a second piston 26 in a sliding mode, a connecting rod 23 is fixed between the end portion of the first piston 24 and the end portion of the first toothed plate 18, an expansion spring 27 is fixedly connected between the end portion of the second piston 26 and the inner wall of the cavity, the first piston 24 is driven to move leftwards and rightwards through the left and right movement of the first toothed plate 18, the water flow is pushed to flow leftwards when the first piston 24 moves leftwards, the second piston 26 moves backwards under the reverse elastic force of the expansion spring 27 when the first piston 24 moves rightwards, the water flow is pushed to flow backwards, the continuous flow of the water flow is achieved, the cooling and shaping of workpieces are accelerated, and the damage to the workpieces is further avoided.

The outer wall of the incomplete gear I10 is fixed with a rotating rod, the rotating rod penetrates and extends to the outer side of the lower die 1 and is fixed with a incomplete gear II 34, the outer wall of the lower die 1 is fixed with a transverse pipe 29, two ends of the transverse pipe 29 are respectively provided with a rotating roller 30, the inner walls of the two ends of the transverse pipe 29 are respectively fixed with a bearing, the rotating rollers 30 are inserted in the bearings and are fixedly connected with the inner ring of the bearing, a torsion spring 31 is fixed between the end part of each rotating roller 30 and the inner wall of the transverse pipe 29, the end part of each rotating roller 30 is fixed with a rotating plate 33, the end part of each rotating plate 33 is fixed with an impact column, the outer walls of the two rotating rollers 30 are respectively fixedly sleeved with a toothed ring 36, the outer wall of the transverse pipe 29 is slidably inserted with a toothed plate II 32 meshed with each toothed ring 36, the lower ends of the two toothed plates 32 are jointly fixed with a transverse plate 33, the lower side wall of each rotating plate III 35 meshed with the incomplete gear II 34 is fixed on the lower side wall of each rotating plate 33, when the incomplete gear I10 rotates, the incomplete gear II 34 is driven to rotate by the rotating rod, when the incomplete gear II 34 is meshed with the toothed plate III 35, the toothed plate III 25 and the toothed plate II 32 are driven to move downwards, the rotating roller 30 is driven to rotate in the forward direction, the impact column is in contact impact with the outer wall of the lower die 1, the connection part of the workpiece and the cavity 2 is loosened, the connection part of the workpiece and the cavity 2 is accelerated to be separated, when the incomplete gear II 34 is separated from the toothed plate III 35, the rotating roller 30 rotates under the reverse elasticity of the torsion spring 21, and the toothed plate II 32 and the toothed plate III 35 reset.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The casting mold with the slow discharging function comprises a lower mold (1) and is characterized in that a mold cavity (2) is formed in the lower mold (1), a discharging plate (3) is arranged in the mold cavity (2) in a sliding mode, a cavity is formed in the lower mold (1), a box body (4) is fixed in the cavity, a first sliding plate (5) and a second sliding plate (7) are sequentially arranged in the box body (4) in a sliding mode, a connecting plate (6) is fixedly connected between the lower side wall of the discharging plate (3) and the upper side wall of the first sliding plate (5), a liquid storage tank (12) is fixed in the cavity, a liquid outlet pipe (13) is connected between the lower side wall of the liquid storage pipe (12) and the outer wall of the box body (4), a plugging rod (17) is inserted into the lower side wall of the liquid outlet pipe (13) in a sliding mode, a motor (9) is fixed on the inner wall of the cavity, a driving end of the motor (9) is fixed with a first incomplete gear (10), a gear (11) meshed with the incomplete gear I (10) is arranged in the cavity, a turntable (14) is also arranged in the cavity, belt pulleys (28) are fixed on the outer wall of the turntable (14) and the outer wall of the gear (11), a belt (15) is sleeved on the two belt pulleys (28) together, the outer wall of the turntable (14) is rotatably connected with a rotating rod (16), the other end of the rotating rod (16) is rotatably connected with the outer wall of the lower end of the plugging rod (17), a toothed plate I (18) meshed with the incomplete gear I (10) and the gear (11) is arranged in the cavity in a sliding manner, the lower end of the second sliding plate (7) is fixedly connected with a top plate (8) extending to the outer side of the box body (4), a trapezoidal block (20) is fixed on the lower side wall of the toothed plate I (18) through a right-angle plate (19), the lower end of the top plate (8) is arranged in an arc shape and is contacted with the inclined plane of the trapezoidal block (20).

2. The casting mold with the slow discharging function according to claim 1, wherein a reflux pump (21) is fixedly installed on the outer wall of the box body (4), a reflux pipe (22) is connected between the output end of the reflux pump (21) and the liquid storage tank (12), and the input end of the reflux pump (21) is connected with the inside of the box body (4).

3. The casting mold with the slow discharging function according to claim 1, wherein the liquid outlet pipe (13) is composed of a straight pipe and an inclined pipe connected with the outer wall of the lower end of the straight pipe, the plugging rod (17) is slidably inserted in the straight pipe, and the inclined pipe is arranged in a left-high-right mode.

4. The casting mold with the slow discharging function according to claim 1, wherein a cooling pipe (25) is distributed in the cavity, water flows in the cooling pipe (25), a first piston (24) and a second piston (26) are respectively arranged at two ends of the cooling pipe (25) in a sliding manner, a connecting rod (23) is fixed between the end of the first piston (24) and the end of the first toothed plate (18), and a telescopic spring (27) is fixedly connected between the end of the second piston (26) and the inner wall of the cavity.

5. The casting mold with the slow discharging function according to claim 1, wherein a rotating rod is fixed on the outer wall of the first incomplete gear (10), the rotating rod penetrates through the outer side of the lower mold (1) and is fixed with a second incomplete gear (34), a transverse tube (29) is fixed on the outer wall of the lower mold (1), rotating rollers (30) are installed at two ends of the transverse tube (29), a torsion spring (31) is fixed between the end of each rotating roller (30) and the inner wall of the transverse tube (29), a rotating plate (33) is fixed on the end of each rotating roller (30), an impact column is fixed on the end of each rotating plate (33), toothed plates (36) are fixedly sleeved on the outer walls of the two rotating rollers (30), a toothed plate second (32) meshed with each toothed ring (36) is slidably inserted in the outer wall of the transverse tube (29), and transverse plates (33) are jointly fixed at the lower ends of the two toothed plates (32), and a toothed plate III (35) meshed with the incomplete gear II (34) is fixed on the lower side wall of the transverse plate (33).

6. The casting mold with the slow discharging function according to claim 1, wherein bearings are fixed on the inner walls of the two ends of the transverse tube (29), and the rotating roller (30) is inserted into the bearings and fixedly connected with the inner ring of the bearing.