CN216441616U

CN216441616U - Vibrating device of sand mold molding machine

Info

Publication number: CN216441616U
Application number: CN202122979567.6U
Authority: CN
Inventors: 李翔宇; 李嘉祥
Original assignee: Qingdao Xiangyu Xinsheng Machinery Co ltd
Current assignee: Qingdao Xiangyu Xinsheng Machinery Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-06
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of casting equipment, in particular to a vibration device of a sand mold molding machine. Through be provided with first vibration mechanism between frame and workstation, can shake to the sand mould on the objective table and tighten the reality, specifically speaking, start first motor drive and rotate the wheel and rotate, because connecting rod one end eccentric hinge rotates on taking turns, can turn into the linear motion of slide bar with the rotary motion who rotates the wheel through connecting rod and slide bar, constitute crank link mechanism promptly and drive the motion of workstation on the horizontal direction, the realization carries out the ascending vibrations of horizontal direction to the sand mould, reduce artifical intensity of labour, improve the tight real effect of vibrations. Through being provided with second vibration mechanism and first vibration mechanism cooperation use between workstation and objective table, can realize carrying out the vibrations on the multi freedom to the casting sand mould for the sand mould obtains better compact effect.

Description

Vibrating device of sand mold molding machine

Technical Field

The utility model relates to the technical field of casting equipment, in particular to a vibrating device of a sand mold molding machine.

Background

In the technical field of sand casting, a sand molding machine is a casting device for manufacturing a sand mold, and has the main functions of filling sand, namely loose molding sand into a sand box, compacting the molding sand, namely compacting the loose molding sand in the sand box in a jolt ramming or compacting mode and the like, wherein the sand mold has necessary strength in the processes of carrying, pouring and the like, and stripping, namely, different mechanisms are utilized to take out a model sample from the compacted sand mold. Wherein at the tight sand mould in-process, need use vibrator to shake the molding sand usually, obtain the higher sand mould of degree of packing. At present, in the process of compacting a sand mold, most of the sand mold is compacted or compacted by adopting modes such as manual knocking or treading, the labor intensity is high, and the effect is not ideal; or an eccentric vibration motor is adopted to directly vibrate, and the vibration amplitude is usually overlarge, so that the die and the sand box are easily damaged. Therefore, in view of the above problems, the present invention provides a vibrating device for a sand molding machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vibration device of a sand mold molding machine, which solves the problems in the prior art in the background technology.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the first vibration mechanism comprises a first motor, a rotating wheel, a connecting rod and a sliding rod, the first motor is fixedly arranged on the side wall of the rack, the rotating wheel is driven to rotate by the first motor, one end of the connecting rod is eccentrically hinged to the rotating wheel, the other end of the connecting rod is hinged to the sliding rod, the free end of the sliding rod is fixedly connected with the side wall of the workbench, and the sliding rod drives the workbench to be slidably connected with the rack; the objective table sets up on the workstation, fixture sets up on the objective table, fixture includes first fixed plate, second fixed plate and drive assembly, first fixed plate set up on the objective table with the second fixed plate symmetry and with objective table sliding connection, one side of first fixed plate, second fixed plate all is provided with drive assembly.

On the basis of the technical scheme, the first vibration mechanism further comprises a first spring, one end of the first spring is arranged on the side wall of the workbench, the other end of the first spring is arranged on the side wall of the rack, and the first spring is provided with a plurality of springs.

On the basis of the technical scheme, the vibration device further comprises a second vibration mechanism arranged between the workbench and the objective table, the second vibration mechanism comprises a second motor, a cam and a moving rod, the second motor is fixedly arranged on the workbench, the cam is driven to rotate by the second motor, one end of the moving rod is connected with the side wall of the cam in a sliding mode, and the other end of the moving rod is hinged to the objective table.

On the basis of the technical scheme, the second vibration mechanism further comprises a second spring, one end of the second spring is arranged at the bottom end of the objective table, the other end of the second spring is arranged at the top end of the workbench, and the second spring is provided with a plurality of springs.

On the basis of the technical scheme, the workbench is provided with the guide rod, the objective table is provided with the through hole, and the guide rod penetrates through the through hole and is connected in a sliding mode.

On the basis of the technical scheme, the driving assembly comprises a driving motor, a lead screw and a sliding block, the driving motor is fixedly arranged on the side wall of the objective table, the lead screw is driven to rotate by the driving motor, the sliding block is in threaded connection with the lead screw, and the first fixing plate or the second fixing plate is fixedly arranged on the sliding block.

On the basis of the technical scheme, a guide convex block is fixedly arranged on the frame base, a guide sliding rail is fixedly arranged at the bottom end of the workbench, and the guide convex block is matched with and slidably connected with the guide sliding rail.

On the basis of the technical scheme, the anti-skid convex patterns are arranged on the side, close to each other, of the first fixing plate and the second fixing plate.

The technical scheme provided by the utility model has the beneficial effects that:

1. according to the utility model, the clamping mechanism is arranged on the objective table, a sand mold needing to be vibrated to be compacted can be clamped and fixed, the first vibrating mechanism is arranged between the rack and the workbench, the sand mold on the objective table can be vibrated to be compacted, specifically, the first motor is started to drive the rotating wheel to rotate, and one end of the connecting rod is eccentrically hinged on the rotating wheel, so that the rotating motion of the rotating wheel can be converted into the linear motion of the sliding rod through the connecting rod and the sliding rod, namely, the crank connecting rod mechanism is formed to drive the workbench to move in the horizontal direction, the vibration of the sand mold in the horizontal direction is realized, the labor intensity is reduced, and the vibration compacting effect is improved.

2. A second vibration mechanism is arranged between the workbench and the objective table, and a cam is driven to rotate through a second motor so as to drive a movable rod which is connected with the side wall of the cam in a sliding manner to move in the vertical direction; the vibration mechanism is matched with the first vibration mechanism for use, vibration on multiple degrees of freedom can be carried out on the casting sand mold, and the sand mold can obtain a better compaction effect.

3. Through being provided with first spring on first vibration mechanism, be provided with the second spring on second vibration mechanism, can effectively play the cushioning effect, play the stabilizing action to the vibrations process, avoid the too big influence sand mould vibrations effect of vibration range, influence product quality, reduce the noise of vibrations in-process.

Drawings

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

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "top", "bottom", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, a vibrating device of a sand molding machine includes a frame 1, a table 2, a first vibrating mechanism 3, an object stage 4 and a clamping mechanism 5, wherein the table 2 is disposed on the frame 1 and slidably connected to the frame 1, the first vibrating mechanism 3 includes a first motor 31, a rotating wheel 32, a connecting rod 33 and a sliding rod 34, the first motor 31 is fixedly disposed on a sidewall of the frame 1, the rotating wheel 32 is driven by the first motor 31 to rotate, one end of the connecting rod 33 is eccentrically hinged to the rotating wheel 32, the other end of the connecting rod 33 is hinged to the sliding rod 34, a free end of the sliding rod 34 is fixedly connected to a sidewall of the table 2, and the sliding rod 34 drives the table 2 to slidably connect to the frame 1; the objective table 4 is arranged on the workbench 2, the clamping mechanism 5 is arranged on the objective table 4, the clamping mechanism 5 comprises a first fixing plate 51, a second fixing plate 52 and a driving assembly, the first fixing plate 51 and the second fixing plate 52 are symmetrically arranged on the objective table 4 and are in sliding connection with the objective table 4, and the driving assembly is arranged on one side of each of the first fixing plate 51 and the second fixing plate 52. On the basis of the technical scheme, the first vibration mechanism 3 further comprises a first spring 35, one end of the first spring 35 is arranged on the side wall of the workbench 2, the other end of the first spring is arranged on the side wall of the rack 1, and the first spring 35 is provided with a plurality of springs.

According to the utility model, the clamping mechanism 5 is arranged on the object stage 4, a sand mold needing to be vibrated and compacted can be clamped and fixed, the first vibration mechanism 3 is arranged between the rack 1 and the workbench 2, the sand mold on the object stage 4 can be vibrated and compacted, specifically, the first motor 31 is started to drive the rotating wheel 32 to rotate, one end of the connecting rod 33 is eccentrically hinged on the rotating wheel 32, the rotating motion of the rotating wheel 32 can be converted into the linear motion of the sliding rod 34 through the connecting rod 33 and the sliding rod 34, namely, the crank connecting rod mechanism is formed to drive the workbench 2 to move in the horizontal direction, the sand mold is vibrated in the horizontal direction, the labor intensity is reduced, and the vibration compacting effect is improved.

On the basis of the technical scheme, the vibration device further comprises a second vibration mechanism 6 arranged between the workbench 2 and the object stage 4, wherein the second vibration mechanism 6 comprises a second motor 61, a cam 62 and a moving rod 63, the second motor 61 is fixedly arranged on the workbench 2, the cam 62 is driven to rotate by the second motor 61, one end of the moving rod 63 is connected with the side wall of the cam 62 in a sliding mode, and the other end of the moving rod is hinged with the object stage 4. On the basis of the above technical scheme, the second vibration mechanism 6 further comprises a second spring 64, one end of the second spring 64 is arranged at the bottom end of the object stage 4, the other end of the second spring 64 is arranged at the top end of the workbench 2, and the second spring 64 is provided with a plurality of springs.

A second vibration mechanism 6 is arranged between the workbench 2 and the object stage 4, and a second motor 61 drives the cam to rotate so as to drive a movable rod 63 which is in sliding connection with the side wall of the cam 62 to move in the vertical direction; the first vibrating mechanism 3 is matched for use, vibration on multiple degrees of freedom of the casting sand mold can be achieved, and the sand mold can obtain a better compaction effect.

More preferably, through being provided with first spring 35 on first vibration mechanism 3, be provided with second spring 64 on second vibration mechanism 6, can effectively play the cushioning effect, play the stabilizing action to the vibrations process, avoid the too big influence sand mould vibrations effect of vibration range, influence product quality, reduce the noise of vibrations in-process.

More preferably, the first vibration mechanisms 3 are symmetrically arranged on two sides of the workbench 2, and the second vibration mechanisms 6 are symmetrically arranged on two sides of the objective table 4, so that the stability of the vibration process can be improved, and the influence of too large amplitude on the molding quality of the sand mold is avoided.

On the basis of the technical scheme, the workbench 2 is provided with a guide rod 21, the objective table 4 is provided with a through hole, and the guide rod 21 penetrates through the through hole and is in sliding connection; play the guide effect at second vibration mechanism 6 in vibrations working process, effectively increase the ascending vibrations stability of vertical side, improve the tight real effect of vibrations.

On the basis of the above technical solution, the driving assembly includes a driving motor 53, a lead screw 54 and a slider 55, the driving motor 53 is fixedly disposed on the side wall of the object stage 4, the lead screw 54 is driven by the driving motor 53 to rotate, the slider 55 is in threaded connection with the lead screw 54, and the first fixing plate 51 or the second fixing plate 52 is fixedly disposed on the slider 55.

On the basis of the technical scheme, a guide convex block 11 is fixedly arranged on a base of the frame 1, a guide sliding rail 22 is fixedly arranged at the bottom end of the workbench 2, and the guide convex block 11 is matched with and slidably connected with the guide sliding rail 22.

On the basis of the above technical solution, the anti-slip ribs are disposed on the sides of the first fixing plate 51 and the second fixing plate 52 close to each other.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A vibration device of a sand molding machine is characterized by comprising a frame (1), a workbench (2), a first vibration mechanism (3), an object stage (4) and a clamping mechanism (5), the workbench (2) is arranged on the frame (1) and is connected with the frame (1) in a sliding way, the first vibration mechanism (3) comprises a first motor (31), a rotating wheel (32), a connecting rod (33) and a sliding rod (34), the first motor (31) is fixedly arranged on the side wall of the frame (1), the rotating wheel (32) is driven by the first motor (31) to rotate, one end of the connecting rod (33) is eccentrically hinged on the rotating wheel (32), the other end is hinged with the sliding rod (34), the free end of the sliding rod (34) is fixedly connected with the side wall of the workbench (2), the sliding rod (34) drives the workbench (2) to be in sliding connection with the rack (1); objective table (4) set up on workstation (2), fixture (5) set up on objective table (4), fixture (5) include first fixed plate (51), second fixed plate (52) and drive assembly, first fixed plate (51) and second fixed plate (52) symmetry set up on objective table (4) and with objective table (4) sliding connection, one side of first fixed plate (51), second fixed plate (52) all is provided with drive assembly.

2. A vibrating device for a sand moulding machine according to claim 1, characterized in that said first vibrating mechanism (3) further comprises a first spring (35), one end of said first spring (35) being arranged on a side wall of the table (2) and the other end of said first spring being arranged on a side wall of the frame (1), said first spring (35) being provided in plurality.

3. A shaking device for a sand moulding machine according to claim 1, further comprising a second shaking mechanism (6) arranged between the table (2) and the object table (4), said second shaking mechanism (6) comprising a second motor (61), a cam (62) and a moving rod (63), said second motor (61) being fixedly arranged on the table (2), said cam (62) being driven in rotation by the second motor (61), said moving rod (63) having one end slidably connected to a side wall of the cam (62) and the other end hinged to the object table (4).

4. A shaking device for a sand moulding machine according to claim 3, characterized in that the second shaking mechanism (6) further comprises a second spring (64), one end of the second spring (64) being arranged at the bottom end of the carrier table (4) and the other end being arranged at the top end of the table (2), the second spring (64) being provided in plurality.

5. A vibrating device for a sand moulding machine according to claim 1, characterised in that the table (2) is provided with a guide rod (21), the stage (4) is provided with a through hole, and the guide rod (21) is arranged through the through hole and is connected in a sliding manner.

6. A shaking device for a sand moulding machine according to claim 1, characterized in that the drive assembly comprises a drive motor (53), a lead screw (54) and a slide (55), the drive motor (53) being fixedly arranged on a side wall of the object table (4), the lead screw (54) being driven in rotation by the drive motor (53), the slide (55) being in threaded connection with the lead screw (54), the first fixing plate (51) or the second fixing plate (52) being fixedly arranged on the slide (55).

7. A vibrating device for a sand molding machine according to claim 1, characterized in that a guide projection (11) is fixedly arranged on a base of the frame (1), a guide slide rail (22) is fixedly arranged at the bottom end of the worktable (2), and the guide projection (11) is matched with and slidably connected with the guide slide rail (22).

8. A vibrating device for a sand moulding machine according to claim 1, characterised in that the sides of the first fixing plate (51) and the second fixing plate (52) which are adjacent to each other are provided with anti-slip ribs.