CN220970688U - Resin sand casting mould capable of automatically filling sand - Google Patents

Abstract

The utility model discloses a resin sand casting mould capable of automatically filling sand, which belongs to the technical field of casting moulds and comprises a base and a support, wherein a sand storage box is arranged on the base, one end of the sand storage box, which is close to the support, is provided with a transmission mechanism, the inner end of the transmission mechanism is provided with a sand filling component, the upper end of the support is fixedly connected with a hydraulic cylinder, the inner end of the support is provided with an upper mould, the sand filling component is driven to move by the transmission mechanism, a stirring pipe can fill resin sand in the sand storage box into a lower mould, automatic sand filling is realized, the quality and consistency of castings are improved, the stirring pipe stirs the resin sand filled into the lower mould in the sand filling process, so that mortar becomes more uniform, the release of air is promoted, the casting effect is improved, a heat conducting wire wound on the stirring pipe heats the resin sand, the solidification speed of the resin sand is accelerated, and the production efficiency is improved.

Description

Resin sand casting mould capable of automatically filling sand

Technical Field

The utility model relates to the technical field of casting molds, in particular to a resin sand casting mold capable of automatically filling sand.

Background

Resin sand is a sand material for casting, which can be formed into a solid state after being mixed with a curing agent and can withstand high temperature and thermal stress during casting, and in order to manufacture a resin sand casting, a metal mold is required to contain and form the resin sand.

Chinese patent grant bulletin number: CN212760982U provides a casting resin sand casting mould, this scheme is through the position of depression bar control slider and connecting plate that can be fine, thereby be convenient for make first baffle and second baffle rotate and conflict on the bottom plate, two splint can be fine conflict connecting plate, guarantee the fastness of connection between the baffle, stability through the screw rod can be further promotion connection, the quick concatenation and the dismantlement of frame of being convenient for, promote positive and negative tooth screw rod and drive the set square rotation, and then the position of fixed shaping module that can be fine, can rotate positive and negative tooth screw rod simultaneously, make the screw sleeve insert in the lantern ring that corresponds, guarantee to shaping module compressive force, avoid its motion, guarantee casting quality.

However, in the process of casting resin sand, the resin sand filled into the mold is usually required to be vibrated and compacted, and then the mortar can be better assisted to sufficiently flow in the mold to fill in the tiny gaps and obtain better compactness and shape, if the resin sand is stirred in the process of rotating rods, the mortar can be more uniform, the gaps among particles are eliminated, the release of air is promoted, and the casting effect is further improved.

Disclosure of utility model

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide the resin sand casting mould capable of automatically filling sand, which drives a sand filling assembly to move through a transmission mechanism, a stirring pipe can fill resin sand in a sand storage box into a lower mould to realize automatic sand filling, the quality and consistency of castings can be improved, the stirring pipe can stir the resin sand filled in the lower mould in the sand filling process, so that mortar is more uniform, gaps among particles are eliminated, air release is promoted, the casting effect is improved, and a heat conducting wire wound on the stirring pipe heats the resin sand, the solidification speed of the resin sand is accelerated, and the production efficiency is improved.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a resin sand casting mould that can fill sand automatically, includes base and support, install the sand storage box on the base, the transmission mechanism is installed near support one end to the sand storage box, the transmission mechanism inner is provided with the sand subassembly that fills, support upper end fixedly connected with pneumatic cylinder, and the inner of support is provided with the mould, the pneumatic cylinder output runs through the lateral wall of support and with last mould fixed connection, the downside of going up the mould is provided with the lower mould.

Further, the sand filling assembly comprises a material guiding pipe, an electric push rod is arranged at the inner end of the transmission mechanism, and the output end of the electric push rod is fixedly connected with the material guiding pipe.

Further, a hose is fixedly connected between the material guide pipe and the sand storage box, and the inner cavity of the material guide pipe is communicated with the inner cavity of the sand storage box through the hose.

Further, the through hole is formed in the inner wall of the material guide pipe, the rotating block is connected in the through hole in a rotating mode, and the blanking hole is formed in the rotating block.

Further, the stirring pipe is fixedly connected to the lower end of the rotating block, an extrusion hole is formed in the stirring pipe, and the extrusion hole is communicated with the blanking hole.

Further, the servo motor is fixedly connected to the bottom end of the material guiding pipe, the bevel gear is fixedly connected to the output end of the servo motor, the gear ring matched with the bevel gear is fixedly connected to the outer end of the rotating block, and the bevel gear is meshed with the gear ring.

Further, the heating block is installed to the rotor block bottom, the stirring pipe outer end winding has the heat conduction silk, heat conduction silk one end and heating block fixed connection.

Further, the upper end of the base is fixedly connected with a vibration motor, and the output end of the vibration motor is fixedly connected with the lower die.

3. Advantageous effects

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

(1) According to the scheme, the sand filling assembly is driven to move through the transmission mechanism, resin sand in the sand storage box can be filled into the lower die through the stirring pipe, automatic sand filling is achieved, the resin sand can be ensured to be uniformly and completely filled into a required position in the die, and uneven or missed filling possibly existing during manual sand filling is avoided. This helps to improve the quality and consistency of the castings, while reducing the cost of manual operation and labor, and improving production efficiency, thereby reducing the overall cost of casting.

(2) According to the scheme, the stirring pipe can rotate in the sand filling process, so that resin sand filled in the lower die is stirred, the fluidity and the exhaust performance of the stirring pipe can be improved through stirring mortar, so that the cavity of the die is better filled, the stirring can enable the mortar to become more uniform, gaps among particles are eliminated, the release of air is promoted, and the casting effect is improved.

(3) In this scheme stirred tube in stirring resin sand's in-process, the winding heat-conducting wire can be heated through the heating piece on the stirred tube to heat the resin sand, heat the resin sand and can reduce its viscosity, make it have fluidity more, can promote bubble wherein more easily to discharge in the sand body simultaneously, heat the resin sand and still can accelerate its solidification rate, make it reach required degree of hardening more fast, this can improve production efficiency, shorten curing time, thereby accelerate the production cycle of foundry goods.

Drawings

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

FIG. 2 is a schematic view of a second perspective structure of the present utility model;

FIG. 3 is a schematic view of a third perspective structure of the present utility model;

FIG. 4 is a schematic view of a first partial perspective view of a sand pack assembly of the present utility model;

FIG. 5 is a schematic view of a partial second perspective view of the sand pack of the present utility model.

The reference numerals in the figures illustrate:

1. A base;

2. a bracket;

3. A hydraulic cylinder;

4. an upper die;

5. a lower die;

6. A sand storage box;

7. A transmission mechanism;

8. A sand filling assembly; 801. a material guiding pipe; 802. a rotating block; 803. a blanking hole; 804. a servo motor; 805. bevel gears; 806. a gear ring; 807. a stirring tube; 808. a heating block; 809. a heat conducting wire;

9. A vibration motor.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

Referring to fig. 1-2, a resin sand casting mold capable of automatically filling sand comprises a base 1 and a support 2, wherein a sand storage box 6 is installed on the base 1, a transmission mechanism 7 is installed at one end, close to the support 2, of the sand storage box 6, the transmission mechanism 7 can provide power for moving a sand filling assembly 8 in the horizontal direction, the sand filling assembly 8 is arranged at the inner end of the transmission mechanism 7, a hydraulic cylinder 3 is fixedly connected to the upper end of the support 2, an upper mold 4 is arranged at the inner end of the support 2, the output end of the hydraulic cylinder 3 penetrates through the side wall of the support 2 and is fixedly connected with the upper mold 4, the upper mold 4 can be controlled to move in the vertical direction by starting the hydraulic cylinder 3, so that the upper mold 4 and a lower mold 5 are clamped, and the lower side of the upper mold 4 is provided with the lower mold 5.

Referring to fig. 3-4, the sand filling assembly 8 includes a material guiding pipe 801, an electric push rod is mounted at the inner end of the transmission mechanism 7, the output end of the electric push rod is fixedly connected with the material guiding pipe 801, a hose is fixedly connected between the material guiding pipe 801 and the sand storage box 6, the inner cavity of the material guiding pipe 801 is communicated with the inner cavity of the sand storage box 6 through the hose, and a pressurizing device is mounted in the sand storage box 6, so that the sand storage box 6 can convey resin sand in the sand storage box to the material guiding pipe 801 through the hose.

Referring to fig. 4, a through hole is formed in an inner wall of a material guiding pipe 801, a rotating block 802 is rotatably connected to the through hole, a discharging hole 803 is formed in the rotating block 802, a stirring pipe 807 is fixedly connected to a lower end of the rotating block 802, an extruding hole is formed in the stirring pipe 807, the extruding hole is communicated with the discharging hole 803, when sand filling is performed, the stirring pipe 807 is controlled to go above a lower die 5 through a transmission mechanism 7, then the material guiding pipe 801 is moved downwards through starting an electric push rod, so that the stirring pipe 807 enters an inner cavity of the lower die 5, resin sand in the material guiding pipe 801 can flow into the stirring pipe 807 through the discharging hole 803, and then flows into the lower die 5 through the stirring pipe 807.

Referring to fig. 5, a servo motor 804 is fixedly connected to the bottom end of a material guiding tube 801, a bevel gear 805 is fixedly connected to the output end of the servo motor 804, a gear ring 806 matched with the bevel gear 805 is fixedly connected to the outer end of a rotating block 802, the bevel gear 805 is meshed with the gear ring 806, the bevel gear 805 can be driven to rotate by starting the servo motor 804, the gear ring 806 is driven to rotate by the bevel gear 805, and then the rotating block 802 and a stirring tube 807 are driven to rotate, the stirring tube 807 is enabled to stir filled resin sand in a lower die 5 while filling sand, the fluidity and the exhaust performance of the resin sand can be improved through stirring, so that a cavity of the die can be filled better, the stirring can enable the resin sand to become more uniform, gaps among particles are eliminated, release of air is promoted, a heating block 808 is installed at the bottom end of the rotating block 802, a heat conducting wire 809 is wound at the outer end of the stirring tube 807, one end of the heat conducting wire 809 is fixedly connected with the heating block 808, in the stirring process, the rotating block 802 is synchronously started, and the heat conducting wire 809 conducts heat to the heat conducting wire 809, and the filled resin sand can heat the lower the resin sand, and the resin sand can be heated, and the resin sand can be enabled to be cooled, and the resin sand can be cured, and the resin sand can be more easily and cured, and the resin sand can be cured, and the production efficiency can be more easily and cured.

Referring to fig. 3, the upper end of the base 1 is fixedly connected with a vibration motor 9, the output end of the vibration motor 9 is fixedly connected with the lower die 5, after resin sand is filled, the transmission mechanism 7 controls the whole sand filling assembly 8 to reset, so that the sand filling assembly 8 leaves the upper side of the lower die 5, at this time, the vibration motor 9 is started to drive the lower die 5 to vibrate, vibration can better help mortar to flow fully in the die, fine gaps are filled, and better compactness and shape are obtained.

Working principle:

When sand filling into the mold is performed, the stirring pipe 807 is controlled to come to the upper side of the lower mold 5 through the transmission mechanism 7, then the stirring pipe 807 is enabled to move downwards through the starting electric push rod, the stirring pipe 807 enters the inner cavity of the lower mold 5, resin sand in the sand storage box 6 is conveyed into the stirring pipe 801 through a hose, the resin sand in the stirring pipe 801 flows into the stirring pipe 807 through the blanking hole 803, then flows into the lower mold 5 through the stirring pipe 807, the bevel gear 805 is driven to rotate through the starting servo motor 804, the bevel gear 805 drives the gear ring 806 to rotate, the rotating block 802 and the stirring pipe 807 are driven to rotate, the stirring pipe 807 fills the sand into the lower mold 5 and simultaneously stirs the filled resin sand, the rotating block 802 is synchronously started in the stirring process, the rotating block 802 conducts heat to the heat conducting wire 809, the heat conducting wire 809 heats the filled resin sand, after the resin sand is filled, the transmission mechanism 7 controls the whole sand filling assembly 8 to reset, at the moment, the vibrating motor 9 is started to drive the lower mold 5 to vibrate, and the hydraulic cylinder 3 is started to control the upper mold 4 to move downwards to enable the upper mold 4 and the lower mold 5 to perform sand filling, and the mold filling is completed.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (8)

1. The utility model provides a resin sand casting mould that can fill sand automatically, includes base (1) and support (2), its characterized in that: install on base (1) and store up sand box (6), store up sand box (6) and be close to support (2) one end and install drive mechanism (7), drive mechanism (7) inner are provided with sand pack subassembly (8), support (2) upper end fixedly connected with pneumatic cylinder (3), and the inner of support (2) is provided with mould (4), pneumatic cylinder (3) output run through the lateral wall of support (2) and with last mould (4) fixed connection, the downside of going up mould (4) is provided with lower mould (5).

2. The resin sand casting mold capable of automatically filling sand according to claim 1, wherein: the sand filling assembly (8) comprises a material guiding pipe (801), an electric push rod is arranged at the inner end of the transmission mechanism (7), and the output end of the electric push rod is fixedly connected with the material guiding pipe (801).

3. The resin sand casting mold capable of automatically filling sand according to claim 2, wherein: a hose is fixedly connected between the material guide pipe (801) and the sand storage box (6), and the inner cavity of the material guide pipe (801) is communicated with the inner cavity of the sand storage box (6) through the hose.

4. The resin sand casting mold capable of automatically filling sand according to claim 2, wherein: the inner wall of the material guide pipe (801) is provided with a through hole, a rotating block (802) is rotationally connected to the through hole, and a discharging hole (803) is formed in the rotating block (802).

5. The resin sand casting mold capable of automatically filling sand according to claim 4, wherein: the stirring pipe (807) is fixedly connected to the lower end of the rotating block (802), an extrusion hole is formed in the stirring pipe (807), and the extrusion hole is communicated with the blanking hole (803).

6. The resin sand casting mold capable of automatically filling sand according to claim 4, wherein: the automatic feeding device is characterized in that a servo motor (804) is fixedly connected to the bottom end of the feeding pipe (801), a bevel gear (805) is fixedly connected to the output end of the servo motor (804), a gear ring (806) matched with the bevel gear (805) is fixedly connected to the outer end of the rotating block (802), and the bevel gear (805) is meshed with the gear ring (806).

7. The resin sand casting mold capable of automatically filling sand according to claim 5, wherein: the heating block (808) is installed to the rotating block (802) bottom, stirring pipe (807) outer end winding has heat conduction silk (809), heat conduction silk (809) one end and heating block (808) fixed connection.

8. The resin sand casting mold capable of automatically filling sand according to claim 1, wherein: the upper end of the base (1) is fixedly connected with a vibrating motor (9), and the output end of the vibrating motor (9) is fixedly connected with the lower die (5).