CN221289411U - Sand core mould for movable arm front fork of excavator - Google Patents

Abstract

The utility model provides a front fork sand core mould of an excavator movable arm, which relates to the technical field of moulds and comprises a fixed seat and a storage box at the top of the fixed seat, wherein symmetrical baffles are arranged in the length direction of the top of the storage box, a lower mould is arranged in the storage box, a support is arranged at the top of the fixed seat, an upper mould is arranged through the support, a box body is arranged at the top of the support, a cleaning mechanism is arranged at the top of the box body, a moving mechanism is arranged through the support, the upper mould comprises a hydraulic push rod which penetrates through the support, an upper mould body opposite to the lower mould is arranged at the telescopic end of the hydraulic push rod, the cleaning mechanism comprises a pump body arranged at the top of the box body, an outer pipe is arranged at the outlet pipe of the pump body, an inner pipe is arranged at the bottom of the outer pipe, and a connecting pipe is arranged at the bottom of the inner pipe. The utility model has the advantages of convenient discharge of residual sand in the mould after the sand core is taken down, convenient cleaning, drying of the mould and the like.

Description

Sand core mould for movable arm front fork of excavator

Technical Field

The utility model relates to the technical field of moulds, in particular to a sand core mould of a movable arm front fork of an excavator.

Background

A mould, a mould and a tool for producing a desired product by injection moulding, blow moulding, extrusion, die casting or forging, smelting, stamping and the like, in industrial production, in short, the mould is a tool for producing a molded article, the tool is composed of various parts, and different moulds are composed of different parts, and the processing of the appearance of the article is realized mainly by changing the physical state of the molded material.

Among the prior art, for example chinese patent No. CN202021493224.8 discloses sand core forming die, including cope match-plate pattern and lower bolster, cope match-plate pattern is equipped with the die cavity towards lower bolster one side, lower bolster is equipped with the lower die cavity towards cope match-plate pattern one side, the die cavity is including a plurality of first upper grooves that are used for the shaping sand core and a plurality of second upper grooves that are used for the shaping sand core, first upper grooves and second upper grooves evenly arrange along cope match-plate pattern length direction and set up, first upper grooves and second upper grooves set up about cope match-plate pattern symmetry, a plurality of first sand filling mouths have been seted up on the lateral wall of the second upper grooves of going up on the cope match-plate pattern, first sand filling mouths and first upper grooves one-to-one setting.

However, in the prior art, after molding sand is injected, the upper die plate and the lower die plate are opened at the moment, so that sand cores in the first lower groove and the second lower groove are all taken out, a plurality of sand cores can be manufactured at one time, and the efficiency of manufacturing the sand cores is improved.

Disclosure of utility model

The utility model aims to solve the problems that after a sand core is taken down, sand is easy to remain in a mould and is inconvenient to discharge.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an excavator movable arm front fork psammitolite mould, includes the containing box at fixing base and fixing base top, the top length direction of containing box is equipped with the baffle of symmetry, the inside of containing box is equipped with the bed die, the top of fixing base is equipped with the support, runs through the support is equipped with the mould, the top of support is equipped with the box, the top of box is equipped with wiper mechanism, runs through the support is equipped with moving mechanism.

Preferably, the upper die comprises a hydraulic push rod penetrating through the support, and an upper die body opposite to the lower die is arranged at the telescopic end of the hydraulic push rod.

Preferably, the cleaning mechanism comprises a pump body arranged at the top of the box body, an outer tube is arranged at the outlet tube of the pump body, an inner tube is arranged at the bottom of the outer tube, and a connecting tube is arranged at the bottom of the inner tube.

Preferably, the bottom of the connecting pipe is provided with an outer cylinder, an inner cylinder is arranged in the outer cylinder, and a fixed pipe is arranged at the top of the inner cylinder.

Preferably, the moving mechanism comprises a first electric push rod penetrating through the support, a second electric push rod is arranged at the telescopic end of the first electric push rod, a connecting block is arranged at the output shaft of the second electric push rod, a motor is arranged at the end part of the second electric push rod, a fixed cylinder is arranged at the output shaft of the motor, a movable cylinder is arranged on the outer wall of the fixed cylinder, meshes are formed on the outer wall of the fixed cylinder opposite to the movable cylinder, and a spray head is arranged at the end part of the fixed cylinder.

Preferably, the connecting block is sleeved on the outer wall of the outer cylinder, and the bottom of the movable cylinder is fixedly connected with the fixed pipe.

Compared with the prior art, the utility model has the advantages and positive effects that:

According to the utility model, the upper die body is driven to be far away from the lower die by the hydraulic push rod, the first electric push rod drives the spray head on the second electric push rod to be close to the upper die body and the lower die, then the cleaning liquid in the box body is pumped by the pump body, meanwhile, the first electric push rod drives the inner tube to stretch in the outer tube, the inner tube stretches in the outer tube, the fixed tube on the inner tube limits the movable tube, so that the motor drives the fixed tube to rotate in the movable tube, the upper die body and the lower die are cleaned at different angles, residual sand in the die is conveniently discharged after the sand core is taken down, and the die is conveniently dried after cleaning.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic front view of the present utility model;

FIG. 4 is an enlarged view of the portion A of FIG. 2 according to the present utility model;

fig. 5 is an enlarged view of the B part in fig. 2 according to the present utility model.

Legend description:

1. A fixing seat; 2. a storage box; 3. a baffle; 4. a lower die; 5. a bracket; 6. an upper die; 601. a hydraulic push rod; 602. an upper die body; 7. a case; 8. a cleaning mechanism; 801. a pump body; 802. an outer tube; 803. an inner tube; 804. a connecting pipe; 805. an outer cylinder; 806. an inner cylinder; 807. a fixed tube; 9. a moving mechanism; 901. a first electric push rod; 902. a second electric push rod; 903. a connecting block; 904. a motor; 905. a fixed cylinder; 906. a movable cylinder; 907. a spray head.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

As shown in fig. 1-5, the utility model provides a movable arm front fork sand core mould of an excavator, which comprises a fixing seat 1 and a containing box 2 at the top of the fixing seat 1, wherein the fixing seat 1 is used for supporting the containing box 2, the top of the containing box 2 is missing, the containing box 2 is provided with a waste discharge pipe for discharging waste water, a symmetrical baffle 3 is arranged in the length direction of the top of the containing box 2, the baffle 3 is used for blocking water sprayed out of the side surface of a cleaning mechanism 8, a lower mould 4 is arranged in the containing box 2, a support 5 is arranged at the top of the fixing seat 1, an upper mould 6 is arranged penetrating through the support 5, a box body 7 is arranged at the top of the support 5, the support 5 is used for supporting the upper mould 6 and the box body 7, the box body 7 is used for placing cleaning liquid, a pipeline for adding the cleaning liquid is arranged at the top of the box body 7, a cleaning mechanism 8 is arranged through the support 5, and the moving mechanism 9 is arranged for driving the cleaning mechanism 8 to stretch.

It should be noted that, in this embodiment, the upper mold 6 includes a hydraulic push rod 601 penetrating through the bracket 5, an upper mold body 602 opposite to the lower mold 4 is disposed at a telescopic end of the hydraulic push rod 601, and the hydraulic push rod 601 is used to drive the upper mold body 602 to approach or separate from the lower mold 4.

Further, in this embodiment, the cleaning mechanism 8 includes a pump body 801 disposed at the top of the box 7, an inlet pipe of the pump body 801 extends to the inside of the box 7, the pump body 801 is used for extracting cleaning fluid inside the box 7, and the cleaning fluid enters an outer pipe 802, and then enters the inner pipe 803 and the inside of a connecting pipe 804, the outlet pipe of the pump body 801 is provided with the outer pipe 802, the outer pipe 802 is L-shaped, the bottom of the outer pipe 802 is provided with the inner pipe 803, and the bottom of the inner pipe 803 is provided with the connecting pipe 804, and the inner pipe 803 is used for sliding inside the outer pipe 802.

The bottom of the connection tube 804 is provided with an outer tube 805, the connection tube 804 is stepped, an inner tube 806 is provided in the outer tube 805, a fixing tube 807 is provided at the top of the inner tube 806, the connection tube 804 connects the outer tube 805 and the inner tube 803, and the inner tube 806 slides in the outer tube 805.

In order to further improve the cleaning and telescopic effect, the moving mechanism 9 comprises a first electric push rod 901 penetrating through the support 5, the bottom of the first electric push rod 901 is perpendicular to a second electric push rod 902, a telescopic end of the first electric push rod 901 is provided with the second electric push rod 902, an output shaft of the second electric push rod 902 is provided with a connecting block 903, the telescopic end of the second electric push rod 902 is opposite to one side of the storage box 2, the end part of the second electric push rod 902 is provided with a motor 904, the output shaft of the motor 904 is provided with a fixed cylinder 905, the motor 904 is used for driving the fixed cylinder 905 to rotate in the movable cylinder 906, the outer wall of the fixed cylinder 905 is provided with a movable cylinder 906, the outer wall of the fixed cylinder 905 is opposite to the movable cylinder 906 and is provided with meshes, the fixed cylinder 905 is used for driving a spray head 907 to rotate, and the end part of the fixed cylinder 905 is provided with a spray head 907.

It should be further added that the connecting block 903 is sleeved on the outer wall of the outer cylinder 805, the bottom of the movable cylinder 906 is fixedly connected with the fixed tube 807, the connecting block 903 is used for supporting the outer cylinder 805 and the movable cylinder 906, and the fixed tube 807 is used for fixedly connecting the movable cylinder 906 and the inner cylinder 806.

The application method and the working principle of the device are as follows: firstly, the upper die body 602 is driven to move up and down by the hydraulic push rod 601, the upper die body 602 is far away from the lower die 4, so that the processed sand core die is discharged, then cleaning liquid in the box 7 is pumped out through the pump body 801, meanwhile, the first electric push rod 901 drives the second electric push rod 902 and the outer cylinder 805 on the connecting block 903 to move up and down, the outer cylinder 805 drives the inner tube 803 on the connecting block 804 to stretch out and draw back in the outer cylinder 802, the second electric push rod 902 drives the motor 904, the fixed cylinder 905, the movable cylinder 906, the fixed tube 807 and the inner cylinder 806 to slide in the outer cylinder 805, and the fixed cylinder 905 is driven to rotate in the movable cylinder 906 by the motor 904, then the cleaning liquid enters the inner tube 802, the inner tube 803, the connecting block 804, the outer cylinder 805, the inner cylinder 806 and the fixed tube 807 enter the inner part of the spray head 907 through meshes on the fixed cylinder 905, the upper die body 602 and the lower die 4 are cleaned, waste water enters the inner collecting of the containing box 2, and the cleaning liquid on the side surfaces is shielded by the baffle 3, sand core is conveniently removed, sand is conveniently discharged, and the sand is conveniently cleaned, and the sand is conveniently dried.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides an excavator movable arm front fork psammitolite mould, includes containing box (2) at fixing base (1) and fixing base (1) top, its characterized in that: the top length direction of containing box (2) is equipped with baffle (3) of symmetry, the inside of containing box (2) is equipped with bed die (4), the top of fixing base (1) is equipped with support (5), runs through support (5) are equipped with mould (6), the top of support (5) is equipped with box (7), the top of box (7) is equipped with wiper mechanism (8), runs through support (5) are equipped with shifter (9).

2. The excavator boom front fork sand core mold of claim 1, wherein: the upper die (6) comprises a hydraulic push rod (601) penetrating through the support (5), and an upper die body (602) opposite to the lower die (4) is arranged at the telescopic end of the hydraulic push rod (601).

3. The excavator boom front fork sand core mold of claim 1, wherein: the cleaning mechanism (8) comprises a pump body (801) arranged at the top of the box body (7), an outer pipe (802) is arranged at the outlet pipe of the pump body (801), an inner pipe (803) is arranged at the bottom of the outer pipe (802), and a connecting pipe (804) is arranged at the bottom of the inner pipe (803).

4. A front fork sand core die for a movable arm of an excavator according to claim 3, wherein: the bottom of connecting pipe (804) is equipped with urceolus (805), the inside of urceolus (805) is equipped with inner tube (806), the top of inner tube (806) is equipped with fixed pipe (807).

5. The excavator boom front fork sand core mold of claim 1, wherein: the moving mechanism (9) comprises a first electric push rod (901) penetrating through a support (5), a second electric push rod (902) is arranged at the telescopic end of the first electric push rod (901), a connecting block (903) is arranged on an output shaft of the second electric push rod (902), a motor (904) is arranged at the end part of the second electric push rod (902), a fixed cylinder (905) is arranged on the output shaft of the motor (904), a movable cylinder (906) is arranged on the outer wall of the fixed cylinder (905), meshes are formed on the outer wall of the fixed cylinder (905) opposite to the movable cylinder (906), and a spray head (907) is arranged at the end part of the fixed cylinder (905).

6. The excavator boom front fork sand core mold of claim 5, wherein: the connecting block (903) is sleeved on the outer wall of the outer cylinder (805), and the bottom of the movable cylinder (906) is fixedly connected with the fixed pipe (807).