CN216176452U

CN216176452U - Precoated sand core shooter

Info

Publication number: CN216176452U
Application number: CN202122320583.4U
Authority: CN
Inventors: 王雨鸣
Original assignee: Hubei Gucheng Donghua Technology Co ltd
Current assignee: Hubei Gucheng Donghua Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-05
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a precoated sand core shooter, which comprises an operating table, wherein the bottom side wall of the operating table is connected with a plurality of supporting columns, the upper side wall of the operating table is connected with a stabilizing block, the upper side wall of the stabilizing block is provided with a rotating mechanism, the upper side wall of the operating table is connected with a supporting plate, the top of the supporting plate is connected with a fixed plate, the bottom side wall of the fixed plate is connected with a telescopic cylinder, the telescopic end of the telescopic cylinder is connected with a pressing plate, and the upper side wall of the operating table is connected with a die plate. According to the utility model, the formed sand core is taken down through the piece taking mechanism, so that the safety of workers is improved, the machine does not need to be closed, the working efficiency of the machine is improved, the set mold coating mechanism does not need to spray a release agent manually, and the workload of the workers is reduced.

Description

Precoated sand core shooter

Technical Field

The utility model relates to the technical field of sand core manufacturing, in particular to a precoated sand core shooter.

Background

The precoated sand core shooter is a machine which takes precoated sand as a raw material and utilizes the hot core box principle to manufacture a precoated sand mold, the raw material for manufacturing the precoated sand mold core of the core shooter is phenolic resin precoated sand, the produced product has accurate size and smooth surface and can produce castings with complex inner cavities, and the precoated sand core shooter is applied to metal manufacturing and can bear the mass production of high-precision small castings.

However, in the prior art, after the sand core is manufactured, the sand core is directly and manually taken down, so that the safety of staff is poor, but the work efficiency of the core shooter is reduced by taking the sand core after the machine is closed, and the release agent is required to be manually sprayed occasionally during operation, so that the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a precoated sand core shooter to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a tectorial membrane sand core shooter, includes the operation panel, be connected with a plurality of support columns on the bottom side wall of operation panel, be connected with the steady piece on the last lateral wall of operation panel, be equipped with slewing mechanism on the last lateral wall of steady piece, be connected with the backup pad on the last lateral wall of operation panel, the top of backup pad is connected with the fixed plate, be connected with telescopic cylinder on the bottom side wall of fixed plate, telescopic cylinder's flexible end is connected with the clamp plate, be connected with the mould board on the last lateral wall of operation panel.

As a further improvement scheme of the technical scheme: slewing mechanism includes motor and two dwangs, the motor is connected on the last lateral wall of stabilizing block, the output shaft of motor has one of them dwang, one of them the dwang runs through the backup pad, be connected with a plurality of bracing pieces on the last lateral wall of operation panel, every the dwang runs through one of them bracing piece, every the one end of dwang is rotated and is connected in the lateral wall of bracing piece, two of them the rotation groove has been seted up on the lateral wall of bracing piece, every the one end of dwang is rotated and is connected in the inside in rotation groove, two be equipped with drive mechanism between the dwang, every threaded connection has the sliding plate on the lateral wall of dwang, every be equipped with on the lateral wall of sliding plate and get a mechanism.

As a further improvement scheme of the technical scheme: the transmission mechanism comprises two transmission grooves which are respectively arranged on the outer side wall of the rotating rod, a transmission belt is connected between the transmission grooves in a transmission manner, and a sliding mechanism is arranged on the side wall of the transmission belt.

As a further improvement scheme of the technical scheme: each piece taking mechanism comprises a plurality of elastic springs, one ends of the elastic springs are connected to the side wall of the sliding plate, the other ends of the elastic springs are connected with clamping blocks, a limiting plate is connected to the upper side wall of each sliding plate, a limiting rod is connected between every two supporting rods, and each limiting rod penetrates through the bottom side wall of each sliding plate.

As a further improvement scheme of the technical scheme: slide mechanism includes fixed block and spout, the fixed block is connected on the lateral wall of drive belt, the one end of fixed block is connected with the slider, the spout is seted up on the lateral wall of backup pad, the both ends sliding connection of slider is in the inner wall of spout, be equipped with on the lateral wall of slider and scribble the mould mechanism.

As a further improvement scheme of the technical scheme: the coating mechanism comprises a connecting plate, the connecting plate is connected to the side wall of the sliding block, a coating plate is connected to the bottom side wall of the connecting plate, a plurality of outlet grooves are formed in the bottom side wall of the coating plate, a discharging hole is formed in the upper side wall of the connecting plate, and the coating plate is made of rubber.

As a further improvement scheme of the technical scheme: the slider is the U type setting.

Compared with the prior art, the utility model has the beneficial effects that:

after the sand core is formed, the telescopic cylinder contracts to drive the pressing plate and the formed sand core to move upwards, the sand core is separated from the pressing plate in the process that the pressing plate rises under the action of the elastic force of the elastic spring, the sand core is taken down and clamped by the elastic spring, and after the motor is started, the two rotating rods are driven to rotate together through the driving belt, so that the sliding plate can slide on the rotating rods, the sand core is taken out of the lower part of the pressing plate, and a worker can take a workpiece conveniently; the drive belt rotates and drives the fixed block and removes, the fixed block removes and drives the slider and slide in the inner wall of spout, the slider removes and drives the connecting plate and remove at the last side wall of mould board, the connecting plate removes and drives the board of scribbling and remove at the last side wall of mould board, put into the board of scribbling through the drain hole with the release agent, be equipped with a plurality of export grooves on the bottom wall of scribbling the board, the release agent permeates gradually through the export groove, when scribbling the board and moving at the last side wall of mould board, scribble board and mould board contact, the release agent is scribbled on the surface of mould board, take off fashioned psammitolite through getting a mechanism, improve staff's security, need not close the machine, the efficiency of machine work has been improved, the mould coating mechanism that sets up does not need the manual work to spray the release agent again, reduce personnel's work load.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a mold coating mechanism in a precoated sand core shooter according to the present invention;

FIG. 2 is a schematic cross-sectional front view of a core shooter with precoated sand according to the present invention;

FIG. 3 is a schematic sectional view of a top view of a precoated sand core shooter according to the present invention;

FIG. 4 is a schematic side sectional view of a core shooter with precoated sand according to the present invention;

fig. 5 is a schematic bottom view of a smearing plate in a precoated sand core shooter according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an operation table; 2. a stabilizing block; 3. a support pillar; 4. a motor; 5. rotating the rod; 6. a support bar; 7. a rotating groove; 8. a sliding plate; 9. an elastic spring; 10. a clamping block; 11. a transmission belt; 12. a fixed block; 13. a slider; 14. a chute; 15. a connecting plate; 16. coating a plate; 17. an outlet tank; 18. a discharging port; 19. a support plate; 20. a fixing plate; 21. a telescopic cylinder; 22. pressing a plate; 23. a mold plate; 24. a limiting rod; 25. and a limiting plate.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

Referring to fig. 1 to 5, in the embodiment of the utility model, a precoated sand core shooter includes an operation table 1, a plurality of support columns 3 are connected to a bottom side wall of the operation table 1, a stabilizing block 2 is connected to an upper side wall of the operation table 1, a rotating mechanism is arranged on an upper side wall of the stabilizing block 2, a support plate 19 is connected to the upper side wall of the operation table 1, a fixed plate 20 is connected to the top of the support plate 19, a telescopic cylinder 21 is connected to a bottom side wall of the fixed plate 20, a press plate 22 is connected to a telescopic end of the telescopic cylinder 21, and a mold plate 23 is connected to the upper side wall of the operation table 1.

Referring to fig. 2 and 3, the rotating mechanism includes a motor 4 and two rotating rods 5, the motor 4 is connected to the upper side wall of the stabilizing block 2, an output shaft of the motor 4 is connected to one of the rotating rods 5, one of the rotating rods 5 penetrates the supporting plate 19, the upper side wall of the operating table 1 is connected to a plurality of supporting rods 6, each rotating rod 5 penetrates one of the supporting rods 6, one end of each rotating rod 5 is rotatably connected to the inside of the side wall of the supporting rod 6, a rotating groove 7 is formed in the side wall of each supporting rod 6, one end of each rotating rod 5 is rotatably connected to the inside of the rotating groove 7, a transmission mechanism is arranged between the two rotating rods 5, a sliding plate 8 is connected to the outer side wall of each rotating rod 5 through a thread, a workpiece taking mechanism is arranged on the side wall of each sliding plate 8, the motor 4 is started, the motor 4 rotates to drive the rotating rod 5 to rotate, and due to the limiting effect of the limiting rod 24, dwang 5 rotates and drives sliding plate 8 and slide on dwang 5, takes off fashioned psammitolite back from clamp plate 22, collects the psammitolite, avoids the direct hand touch of staff, prevents high temperature scald, need not close the machine when getting, has improved work efficiency.

Please refer to fig. 3, the transmission mechanism includes two transmission grooves, the two transmission grooves are respectively disposed on the outer side wall of the rotating rod 5, the transmission between the two transmission grooves is connected with the transmission belt 11, the side wall of the transmission belt 11 is provided with a sliding mechanism, one of the rotating rods 5 is driven by the motor 4 to rotate, the rotating rod 5 drives another rotating rod 5 to rotate through the transmission belt 11, so that the two rotating rods 5 rotate simultaneously, the sand core is driven to slide after the piece taking mechanism takes off the sand core, and then the sand core is collected, thereby reducing the workload of the personnel.

Referring to fig. 3, each pick-up mechanism includes a plurality of elastic springs 9, one end of each elastic spring 9 is connected to a side wall of the sliding plate 8, the other end of each elastic spring 9 is connected to a clamping block 10, a limiting plate 25 is connected to an upper side wall of each sliding plate 8, a limiting rod 24 is connected between each two support rods 6, each limiting rod 24 penetrates through a bottom side wall of the sliding plate 8, after the telescopic cylinder 21 is started, a telescopic end of the telescopic cylinder 21 extends out to drive the pressing plate 22 to move downwards, the clamping block 10 is pressed to both sides when the pressing plate 22 moves downwards, the clamping block 10 is pressed to press the elastic spring 9, the elastic spring 9 is pressed to contract, the pressing plate 22 casts the mold plate 23, after the sand core is molded, the telescopic cylinder 21 contracts to drive the pressing plate 22 and the molded sand core to move upwards, the distance between the two limiting plates 25 is greater than the width of the mold plate 23, under the limitation of the limiting plates 25, the elastic spring 9 cannot be excessively deformed due to the rising of the pressing plate 22, when the sand core is clamped by the elastic spring 9, the pressing plate 22 still rises, so that the sand core is separated from the pressing plate 22 and collected, the danger in the process of operating machine casting is reduced, meanwhile, the sand core can be quickly taken down, the phenomenon that the sand core is overheated, personnel cannot take down the sand core in time, and production delay is avoided.

Referring to fig. 1, the sliding mechanism includes a fixed block 12 and a chute 14, the fixed block 12 is connected to a side wall of the transmission belt 11, one end of the fixed block 12 is connected to a slide block 13, the chute 14 is opened on a side wall of the support plate 19, two ends of the slide block 13 are slidably connected to an inner wall of the chute 14, a mold coating mechanism is disposed on a side wall of the slide block 13, the motor 4 is started to drive the rotating rod 5 to rotate, the rotating rod 5 rotates to drive the transmission belt 11 between the rotating rods 5 to rotate, the transmission belt 11 rotates to drive the fixed block 12 to move, the fixed block 12 moves to drive the slide block 13 to slide in the inner wall of the chute 14, the slide block 13 moves to drive the connecting plate 15 to move on an upper side wall of the mold plate 23, when a piece is taken by molding of a sand core, the demolding machine is smeared on the upper side wall of the mold plate 23, so that the sand core is prevented from being stuck to the mold plate 23, a workpiece is damaged, the demolding agent does not need to be sprayed independently, and the working efficiency is improved.

Referring to fig. 1 and 5, the coating mechanism includes a connecting plate 15, the connecting plate 15 is connected to a side wall of the slide block 13, a coating plate 16 is connected to a bottom side wall of the connecting plate 15, a plurality of outlet slots 17 are formed in a bottom side wall of the coating plate 16, a drain hole 18 is formed in an upper side wall of the connecting plate 15, the coating plate 16 is made of rubber, the connecting plate 15 moves to drive the coating plate 16 to move on an upper side wall of the mold plate 23, a release agent is put into the coating plate 16 through the drain hole 18, the bottom side wall of the coating plate 16 is provided with the plurality of outlet slots 17, the release agent gradually permeates through the outlet slots 17, when the coating plate 16 moves on the upper side wall of the mold plate 23, the coating plate 16 contacts with the mold plate 23, the release agent is coated on the surface of the mold plate 23, thereby facilitating subsequent removal of a sand core, reducing a damage rate of a workpiece caused by mold removal, and after the sand core is removed, the motor 4 rotates reversely, motor 4 rotates and drives dwang 5 and rotates, and dwang 5 rotates and drives transmission belt 11 and rotate, and transmission belt 11 rotates and drives slider 13 through fixed block 12 and slide to opposite direction for 16 and the mould board 23 of smearing contact once more, paint the release agent on the surface of mould board 23, because smear 16 and be the rubber material, have elasticity, with mould board 23 contact process, receive the extrusion and also can extrude the release agent.

Referring to fig. 1, the sliding block 13 is U-shaped, so that the sliding block 13 drives the connecting plate 15 to slide on the upper sidewall of the mold plate 23.

The working principle of the utility model is as follows:

after the telescopic cylinder 21 is started, the telescopic end of the telescopic cylinder 21 extends out to drive the pressing plate 22 to move downwards, the pressing plate 22 extrudes the clamping blocks 10 towards two sides when moving downwards, the clamping blocks 10 extrude the elastic springs 9 under stress, the elastic springs 9 are contracted under stress, the pressing plate 22 casts the mould plate 23, after the sand core is formed, the telescopic cylinder 21 contracts to drive the pressing plate 22 and the formed sand core to move upwards, the distance between the two limiting plates 25 is larger than the width of the mould plate 23, under the limitation of the limiting plates 25, the elastic springs 9 cannot excessively deform due to the rising of the pressing plate 22, and when the sand core is clamped by the elastic springs 9, the pressing plate 22 still rises to separate the sand core from the pressing plate 22;

starting the motor 4, driving the rotating rod 5 to rotate by the rotation of the motor 4, driving the other rotating rod 5 to rotate by the rotating rod 5 through the transmission belt 11, enabling the two rotating rods 5 to rotate simultaneously, driving the sliding plate 8 to slide on the rotating rod 5 by the rotation of the rotating rod 5 due to the limiting function of the limiting rod 24, and driving the sand core to move from the lower part of the pressing plate 22 after the formed sand core is taken down from the pressing plate 22, and collecting the sand core;

the transmission belt 11 rotates to drive the fixed block 12 to move, the fixed block 12 moves to drive the sliding block 13 to slide in the inner wall of the sliding groove 14, the sliding block 13 moves to drive the connecting plate 15 to move on the upper side wall of the mold plate 23, the connecting plate 15 moves to drive the smearing plate 16 to move on the upper side wall of the mold plate 23, the release agent is put into the smearing plate 16 through the discharge port 18, the bottom side wall of the smearing plate 16 is provided with a plurality of outlet grooves 17, the release agent gradually permeates through the outlet grooves 17, when the smearing plate 16 moves on the upper side wall of the mold plate 23, the smearing plate 16 is in contact with the mold plate 23, and the release agent is smeared on the surface of the mold plate 23;

the back is taken off to the psammitolite, 4 antiport of motor, 4 rotations of motor drive dwang 5 rotate, and dwang 5 rotates and drives drive belt 11 and rotate, and drive belt 11 rotates and drives slider 13 through fixed block 12 and slide to opposite direction for scribble and smear board 16 and mould board 23 and contact once more, scribble the release agent on the surface of mould board 23, because scribble and smear board 16 and be the rubber material, have elasticity, with mould board 23 contact process, receive the extrusion and also can extrude the release agent.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a tectorial membrane sand core shooting machine, includes operation panel (1), its characterized in that, be connected with a plurality of support columns (3) on the end lateral wall of operation panel (1), be connected with on the last lateral wall of operation panel (1) firm piece (2), be equipped with slewing mechanism on the last lateral wall of firm piece (2), be connected with backup pad (19) on the last lateral wall of operation panel (1), the top of backup pad (19) is connected with fixed plate (20), be connected with telescopic cylinder (21) on the end lateral wall of fixed plate (20), telescopic cylinder (21) flexible end is connected with clamp plate (22), be connected with mould board (23) on the last lateral wall of operation panel (1).

2. A precoated sand core shooter according to claim 1, characterized in that said rotating mechanism comprises a motor (4) and two rotating rods (5), said motor (4) is connected to the upper side wall of the stabilizing block (2), the output shaft of said motor (4) is connected with one of the rotating rods (5), one of said rotating rods (5) penetrates through the supporting plate (19), the upper side wall of the operation table (1) is connected with a plurality of supporting rods (6), each of said rotating rods (5) penetrates through one of the supporting rods (6), one end of each of said rotating rods (5) is rotatably connected in the side wall of the supporting rod (6), wherein the side walls of two of said supporting rods (6) are provided with a rotating groove (7), one end of each of said rotating rods (5) is rotatably connected in the rotating groove (7), a transmission mechanism is arranged between two of said rotating rods (5), a sliding plate (8) is connected to the outer side wall of each rotating rod (5) in a threaded mode, and a piece taking mechanism is arranged on the side wall of each sliding plate (8).

3. A precoated sand core shooter according to claim 2, characterized in that said transmission mechanism comprises two transmission grooves, said two transmission grooves are respectively opened on the outer side wall of the rotating rod (5), a transmission belt (11) is in transmission connection between said two transmission grooves, and a sliding mechanism is arranged on the side wall of said transmission belt (11).

4. A precoated sand core shooter according to claim 2, characterized in that each said extractor mechanism comprises a plurality of elastic springs (9), one end of each of said elastic springs (9) is connected to a side wall of a sliding plate (8), the other end of each of said elastic springs (9) is connected to a clamping block (10), a limiting plate (25) is connected to an upper side wall of each said sliding plate (8), a limiting rod (24) is connected between each two said support rods (6), and each said limiting rod (24) penetrates through a bottom side wall of the sliding plate (8).

5. A precoated sand core shooter according to claim 3, characterized in that said sliding mechanism comprises a fixed block (12) and a sliding chute (14), said fixed block (12) is connected to the side wall of the transmission belt (11), one end of said fixed block (12) is connected with a slide block (13), said sliding chute (14) is opened on the side wall of the supporting plate (19), two ends of said slide block (13) are slidably connected in the inner wall of the sliding chute (14), and a coating mechanism is arranged on the side wall of said slide block (13).

6. The precoated sand core shooter according to claim 5, characterized in that the coating mechanism comprises a connecting plate (15), the connecting plate (15) is connected to the side wall of the slide block (13), a coating plate (16) is connected to the bottom side wall of the connecting plate (15), a plurality of outlet grooves (17) are formed in the bottom side wall of the coating plate (16), a discharge hole (18) is formed in the upper side wall of the connecting plate (15), and the coating plate (16) is made of rubber.

7. Core shooting machine for precoated sand according to claim 5, characterized in that said slide (13) is provided in a U-shape.