CN218452579U

CN218452579U - Forklift counterweight casting die

Info

Publication number: CN218452579U
Application number: CN202222863262.3U
Authority: CN
Inventors: 王绍著; 魏磊; 王光政; 张瑞乾; 贾俊成; 曹俊华; 王发成
Original assignee: Shandong Tianyuan Heavy Industry Co ltd
Current assignee: Shandong Tianyuan Heavy Industry Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-07
Anticipated expiration: 2032-10-28

Abstract

The utility model provides a fork truck counter weight foundry goods casting mould relates to casting mould technical field, including last mould, sprue and bed die, sprue fixed connection puts the department at last mould top surface central point, the both ends of bed die all are provided with the bottom plate, the top surface central point of bottom plate puts the equal fixedly connected with motor of department, the equal fixedly connected with screw lead screw of output of motor. The utility model discloses a screw lead screw drives the second locating plate and rises, first locating plate high position does not change, first locating plate descends for the second locating plate, make the pinion rack on the first locating plate descend for the position of the gear that the second locating plate is connected, make the gear take place to rotate, make the mount drive the bed die and rotate, when the motor drives the second locating plate and removes the eminence from the low, the mount just drives bed die and changes half a circle, the effect of automatic upset back mould when having realized lifting to the bed die, it is more convenient to make bed die drawing of patterns process.

Description

Forklift counterweight casting die

Technical Field

The utility model relates to a casting mould technical field especially relates to a fork truck counter weight foundry goods casting mould.

Background

When the forklift is used, the front part is heavy, in order to ensure the balance of the forklift, a counter weight casting is often added at the rear end of the forklift, the counter weight casting of the forklift is one of important parameters for measuring the performance of the forklift, generally, a metal or a composite material with high density is selected for manufacturing, a molten material is poured into a mold, the mold is taken out after cooling molding, and castings with different sizes and shapes are cast according to different types of the forklift.

In prior art, like chinese patent CN213826884U "parting structure of V method casting counter weight class foundry goods", contain and go up mould and lower mould, should go up the mould and correspond and form the foundry goods bottom surface, this lower mould corresponds and forms the foundry goods summit, go up the mould and contain sprue gate and 1 at least to the rising head chamber, this sprue gate bottom is through watering the foundry goods die cavity that communicates in last mould middle part, this sprue gate and watering are located the B side direction of foundry goods die cavity, this device foundry goods parting structure traditional technology compares, has reduced the defective rate of product, has shortened the molding time of product to the manufacturing cost of product has been reduced.

However, in the prior art, the weight of the forklift counterweight casting is heavy, after molten iron is poured into a mold for molding, the casting inside the mold needs to be taken out, when the casting inside the mold is taken out, the mold needs to be turned for a half circle, the opening of the lower mold faces downwards, the casting is separated from the interior of the mold by utilizing the gravity of the casting, the weight of the mold and the casting inside the mold is heavy, the mold is difficult to lift to a certain height by using manpower, and the mold is difficult to turn over in a state of lifting the mold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving fork truck counter weight foundry goods weight greatly, pour the fused iron liquid into mould shaping back, need take out the inside foundry goods of mould, need be with mould upset half circle when taking out the inside foundry goods of mould, the opening that makes the bed die is down, utilize the gravity of foundry goods self to break away from the mould is inside, the mould is big together with inside foundry goods weight, it is difficult to lift the mould a take the altitude to use the manpower, more be difficult to realize the problem to the upset action of mould under the state that lifts up the mould, and the fork truck counter weight foundry goods casting mould that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fork truck counter weight foundry goods casting mould, includes mould, sprue and bed die, sprue fixed connection puts the department at last mould top surface central point, the both ends of bed die all are provided with the bottom plate, the top surface central point of bottom plate puts the equal fixedly connected with motor of department, the equal fixedly connected with screw lead screw of output of motor, the top of bottom plate all is provided with the lifter plate, the top surface central point department of putting of lifter plate all sets up threaded hole, the screw lead screw with threaded connection between the screw hole, the top of screw lead screw all rotates and is connected with first locating plate, sliding hole has all been seted up to four turning positions department in the bottom surface of first locating plate, the top surface of lifter plate is located four equal fixedly connected with support column in sliding hole position department, four the top fixedly connected with second locating plate of support column, the equal fixedly connected with elbow pipe in top surface of second locating plate, two the elbow pipe all with rotate between the lateral wall of bed die and be connected.

Preferably, the two sides of the bottom plate are fixedly connected with limiting columns, smooth surface holes are formed in the two sides of the lifting plate, and the limiting columns are connected with the smooth surface holes in a sliding mode.

Preferably, the outer side walls of the two limit columns are provided with damping springs, the bottom ends of the damping springs are fixedly connected with the bottom plate, and the top ends of the damping springs are fixedly connected with the lifting plate.

Preferably, the side surface of the first positioning plate is fixedly connected with an L-shaped plate, and the top surface of the L-shaped plate is fixedly connected with a toothed plate.

Preferably, the outer side wall of the elbow pipe is rotatably connected with a gear, and the gear is meshed with the toothed plate.

Preferably, the toothed plate is adjacent to the side face of the lower die and is fixedly connected with a fixing frame, the fixing frame is rotatably connected with the elbow pipe, and the fixing frame is fixedly connected with the lower die.

Preferably, the four corners of the bottom surface of the lower die and the two sides of the bottom surface of the bottom plate are fixedly connected with nylon anchor feet.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, drive the rotation of screw thread lead screw through the motor, make the lifter plate thereupon the rotation of screw thread lead screw rise, it is ascending to make four support columns pass first locating plate, the second locating plate that makes the support column drive the top surface rises, the elbow pipe that makes the second locating plate drive the top surface rises, the elbow pipe that makes both ends drives the bed die and rises to certain height, the effect that the motor drove the bed die and rises has been realized, the efficiency that the foundry goods was taken out from the mould has been improved, the cost of the manual drawing of patterns after the foundry goods becomes the mould has been reduced.

2. The utility model discloses in, it rises to drive the second locating plate through the screw lead screw, first locating plate high position does not change, first locating plate descends for the second locating plate, make the pinion rack on the first locating plate descend for the position of the gear that the second locating plate is connected, make the gear take place to rotate, make the mount drive the bed die and rotate, when the motor drives the second locating plate and removes the eminence from the low place, the mount just drives bed die and changes half a circle, automatic upset back mould's effect when having realized rising the lifting to the bed die, it is more convenient to make bed die drawing of patterns process.

Drawings

Fig. 1 is a schematic view of the overall structure of a forklift counterweight casting mold provided by the utility model;

fig. 2 is a schematic bottom structure view of the utility model of a forklift counterweight casting mold;

fig. 3 is a schematic structural view of two ends of a lower mold of the forklift counterweight casting mold provided by the utility model;

fig. 4 is the utility model provides a bottom plate and lifter plate structure schematic diagram of fork truck counter weight foundry goods casting mould.

Illustration of the drawings:

1. an upper die; 2. a material injection port; 3. a lower die; 4. a base plate; 5. a motor; 6. a lifting plate; 7. a limiting column; 8. a damping spring; 9. a threaded lead screw; 10. a first positioning plate; 11. an L-shaped plate; 12. a second positioning plate; 13. an elbow pipe; 14. a fixed mount; 15. a gear; 16. a toothed plate; 17. a support column; 18. a threaded hole; 19. a smooth surface hole; 20. a slide hole.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Embodiment 1, as shown in fig. 1-4, the utility model provides a forklift counterweight casting mold, which comprises an upper mold 1, a feeding port 2 and a lower mold 3, wherein the feeding port 2 is fixedly connected to the central position of the top surface of the upper mold 1, both ends of the lower mold 3 are respectively provided with a bottom plate 4, the central position of the top surface of the bottom plate 4 is respectively fixedly connected with a motor 5, the output ends of the motors 5 are respectively fixedly connected with a threaded lead screw 9, a lifting plate 6 is arranged above the bottom plate 4, the central position of the top surface of the lifting plate 6 is respectively provided with a threaded hole 18, the threaded lead screws 9 are in threaded connection with the threaded holes 18, the top end of the threaded lead screws 9 is respectively and rotatably connected with a first positioning plate 10, four corners of the bottom surface of the first positioning plate 10 are respectively provided with sliding holes 20, the top surfaces of the lifting plate 6 are respectively and fixedly connected with supporting columns 17 at the positions of the four sliding holes 20, when the casting forming device is used, casting raw materials are injected into a space between an upper die 1 and a lower die 3 from a material injection port 2, after cooling and solidification for a period of time, a casting between the upper die 1 and the lower die 3 is formed, at the moment, the casting needs to be taken out from the top end of the lower die 3, the upper die 1 is taken down from the top surface of the lower die 3, a motor 5 is started to drive a threaded screw rod 9 to rotate, when the threaded screw rod 9 rotates, the threaded screw rod 9 is in threaded connection with a lifting plate 6, the lifting plate 6 is lifted along with the rotation of the threaded screw rod 9, the four supporting columns 17 on the top surface of the lifting plate 6 penetrate through a first positioning plate 10 to lift, and the supporting columns 17 drive the second positioning plate 12 on the top surface to lift, the second positioning plate 12 drives the elbow pipes 13 on the top surface to rise, and the elbow pipes 13 on the two ends drive the lower die 3 to rise to a certain height, so that the lower die 3 can be turned over, and the efficiency of taking out the casting from the die is improved.

As shown in fig. 2 and 3, both sides of the bottom plate 4 are fixedly connected with a limiting column 7, both sides of the lifting plate 6 are provided with a smooth surface hole 19, the limiting column 7 is slidably connected with the smooth surface hole 19, the outer side walls of the two limiting columns 7 are provided with damping springs 8, the bottom ends of the damping springs 8 are fixedly connected with the bottom plate 4, the top ends of the damping springs 8 are fixedly connected with the lifting plate 6, the side surface of the first positioning plate 10 is fixedly connected with an L-shaped plate 11, the top surface of the L-shaped plate 11 is fixedly connected with a toothed plate 16, the outer side wall of the elbow pipe 13 is rotatably connected with a gear 15, the gear 15 is meshed with the toothed plate 16, the side surface of the lower mold 3 adjacent to the toothed plate 16 is fixedly connected with a fixing frame 14, the fixing frame 14 is rotatably connected with the elbow pipe 13, and the fixing frame 14 is fixedly connected with the lower mold 3, the equal fixedly connected with nylon lower margin in bottom surface four corners position departments of bottom surface of bed die 3 and bottom surface both sides position department of bottom plate 4, when bed die 3 rose when screw lead screw 9 drove elbow pipe 13, screw lead screw 9 drove second locating plate 12 and rose, the top connection height position of first locating plate 10 and screw lead screw 9 did not change, first locating plate 10 descends for second locating plate 12, make L shaped plate 11 drive the pinion rack 16 of top motionless, mesh between pinion rack 16 and the gear 15, pinion rack 16 descends for the position of gear 15, gear 15 takes place to rotate, make gear 15 drive mount 14 and rotate, make mount 14 drive bed die 3 and rotate, when motor 5 drove second locating plate 12 and moved to the eminence from the low place, mount 14 just drove bed die 3 and half a circle down, the effect to the upset of bed die 3 has been realized.

The using method and the working principle of the device are as follows: casting raw materials are injected into an upper die 1 from a material injection port 2, after cooling and solidification, the upper die 1 is taken down, a motor 5 is started, the motor 5 drives a threaded lead screw 9 to rotate, a lifting plate 6 rises along with the rotation of the threaded lead screw 9, four supporting columns 17 on the top surface of the lifting plate 6 penetrate through a first positioning plate 10 to rise, the height position of the first positioning plate 10 is unchanged, the first positioning plate 10 descends relative to a second positioning plate 12, the second positioning plate 12 drives a bent pipe 13 on the top surface to rise, the bent pipes 13 at two ends drive a lower die 3 to rise to a certain height, a toothed plate 16 is meshed with a gear 15, the toothed plate 16 descends relative to the gear 15, the gear 15 rotates, the gear 15 drives a fixing frame 14 to rotate, the fixing frame 14 drives the lower die 3 to rotate, and the effect of turning over and reversing the lower die 3 when the lower die 3 rises is achieved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a fork truck counter weight foundry goods casting mould, includes mould (1), sprue (2) and bed die (3), its characterized in that: the utility model discloses a mould structure, including injection mouth (2), bottom plate (4), lifting plate (6), top surface central point department of putting of bottom plate (4), screw thread lead screw (9) of the equal fixedly connected with of output of motor (5), the top of bottom plate (4) all is provided with lifter plate (6), screw hole (18) have all been seted up to the top surface central point department of putting of bottom plate (4), screw thread lead screw (9) with threaded connection between screw hole (18), the top of screw thread lead screw (9) all rotates and is connected with first locating plate (10), sliding hole (20) have all been seted up to four turning position departments in the bottom surface of first locating plate (10), the top surface of lifter plate (6) is located four equal fixedly connected with support column (17), four in sliding hole (20) position department the top fixedly connected with second locating plate (12) of support column (17), the equal fixedly connected with elbow pipe (13) of top surface of second locating plate (12), two all with elbow pipe (13) with the lateral wall between the mould (3).

2. The forklift counterweight casting mold of claim 1, wherein: the light face lifting device is characterized in that limiting columns (7) are fixedly connected to the two sides of the bottom plate (4), light face holes (19) are formed in the two sides of the lifting plate (6), and the limiting columns (7) are connected with the light face holes (19) in a sliding mode.

3. The forklift counterweight casting mold as claimed in claim 2, wherein: the outer side wall of the two limiting columns (7) is provided with a damping spring (8), the bottom end of the damping spring (8) is fixedly connected with the bottom plate (4), and the top end of the damping spring (8) is fixedly connected with the lifting plate (6).

4. The forklift counterweight casting mold of claim 1, wherein: the side face of the first positioning plate (10) is fixedly connected with an L-shaped plate (11), and the top face of the L-shaped plate (11) is fixedly connected with a toothed plate (16).

5. The forklift counterweight casting mold of claim 4, wherein: the outer side wall of the elbow pipe (13) is rotatably connected with a gear (15), and the gear (15) is meshed with the toothed plate (16).

6. The forklift counterweight casting mold of claim 4, wherein: the side face of the lower die (3) is fixedly connected with a fixing frame (14) by the toothed plate (16), the fixing frame (14) is rotatably connected with the elbow pipe (13), and the fixing frame (14) is fixedly connected with the lower die (3).

7. The forklift counterweight casting mold of claim 1, wherein: four corner positions of the bottom surface of the lower die (3) and two side positions of the bottom surface of the bottom plate (4) are fixedly connected with nylon anchor feet.