CN212443211U

CN212443211U - Turnover mechanism for sand box

Info

Publication number: CN212443211U
Application number: CN202020680708.7U
Authority: CN
Inventors: 贾洪霞
Original assignee: Liaoyang Desheng Heavy Industry Machinery Co ltd
Current assignee: Liaoyang Desheng Heavy Industry Machinery Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-02-02
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a tilting mechanism for sand box, the axis department fixed mounting at base top has elevating system, elevating system includes shell a, shell a specifically is one side and does not seal and hollow rectangle structure, axis department coupling between the inboard top of shell a and the inboard bottom has threaded rod a, shell a's inside sliding connection has the elevating platform that keeps the vertical direction removal through threaded rod a, the axis department fixed mounting of elevating platform one side outer wall has the connecting rod that does not seal the side of one side from shell a and extend, the one end fixed mounting that the elevating platform was kept away from to the connecting rod has fixed tilting mechanism, the bottom surface symmetric mounting of base removes fixed establishment. The utility model provides a tilting mechanism for sand box, elevation structure is simple, does not need the manpower to carry the sand box, drives the sand box through the motor and rotates, uses manpower sparingly, avoids taking place the incident, has reduced the potential safety hazard to according to sand box size control installation distance, application scope is wide.

Description

Turnover mechanism for sand box

Technical Field

The utility model relates to the technical field of mechanical device, relate to a tilting mechanism for sand box particularly.

Background

The sand box is a container used for sand casting in factories, the sand casting refers to a casting method for producing castings in the sand box, steel, iron and most nonferrous alloy castings can be obtained by the sand casting method, and because the molding materials used for the sand casting are cheap and easy to obtain, the casting mould is simple and convenient to manufacture, and can adapt to single-piece production, batch production and mass production of the castings, the sand box is a basic process in casting production for a long time, and the sand box needs to be turned over in the casting process.

The sand box of present sand box upset mode is the machine and hangs the back with the sand box, the upset action of sand box is accomplished to the manpower, the main manpower upset of such upset mode consumes the manpower, be not conform to present full-automatic production line, and the machine of hanging the sand box is too heavy, can't remove, need remove the sand box to the assigned position and carry out subsequent operation, the process is very troublesome, and a large amount of manpowers have been consumed equally, and the sand box hangs the back and is stable inadequately, there is certain potential safety hazard when artificially overturning the sand box.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a tilting mechanism for sand box, aims at solving, and current sand box upset mode consumes a large amount of manpowers and has the problem of potential safety hazard.

Technical scheme

In order to achieve the purpose, the utility model provides a turnover mechanism for a sand box, which comprises a lifting mechanism, a fixed turnover mechanism and a base, a lifting mechanism is fixedly arranged at the middle shaft at the top of the base and comprises a shell a, the shell a is a hollow rectangular structure with one side surface not closed, a threaded rod a is axially connected with a middle shaft between the top and the bottom of the inner side of the shell a, the inner part of the shell a is slidably connected with a lifting platform which keeps moving in the vertical direction through the threaded rod a, a connecting rod extending from the side surface of the side which is not closed of the shell a is fixedly arranged at the middle shaft of the outer wall at one side of the lifting platform, one end of the connecting rod, which is far away from the lifting platform, is fixedly provided with a fixed turnover mechanism, the bottom surface of the base is symmetrically provided with four movable fixing mechanisms, and the number of the movable fixing mechanisms is four.

Preferably, the top of the threaded rod a penetrates through and extends to the outer side of the top of the shell a, a guide wheel a is fixedly mounted on the top of the shell a, the shell a is far away from the inner wall of one side of the threaded rod a, a motor a is fixedly mounted at the middle shaft of the top of the mounting plate, the output end of the motor a penetrates through and extends to the outer side of the top of the shell a, a guide wheel b is fixedly mounted on the outer wall of the shell a, the guide wheel a and the guide wheel b are located on the same horizontal plane, and belts are sequentially wound on the outer walls of the guide wheel a and the guide wheel b.

Preferably, the shell a is far away from the inner wall on one side of the threaded rod a, a cabinet body is fixedly mounted on the inner wall, a placing groove is formed in the outer wall on one side of the cabinet body, and a cabinet door is hinged to the edge of the outer wall on one side of the placing groove.

Preferably, the fixed turnover mechanism comprises a shell b, a threaded rod b and a threaded rod c, the threaded rod b and the threaded rod c are connected in the shell b in a shaft mode, a fixed block is fixedly installed at a middle shaft inside the shell b, the fixed block is of a hollow structure with two sides not closed, one end of the threaded rod b penetrates through the fixed block and is fixedly installed with the threaded rod c, and the other end of the threaded rod b penetrates through and extends to the outer side of the shell b and is fixedly provided with a crank.

Preferably, the outer walls of the threaded rods b and c are symmetrically in threaded connection with a moving table, moving rods are fixedly mounted on the bottom surface of the moving table, a sliding groove is formed in the bottom surface of the shell b, and the two moving rods penetrate through the sliding groove and extend to the outer side of the sliding groove.

Preferably, two the installation piece is installed to the symmetry on the outer wall of the relative one side of carriage release lever, the hub connection has the dwang in the installation piece, one of them the carriage release lever is kept away from fixed mounting has motor b on the outer wall of one side of installation piece, motor b's output fixed mounting has the axostylus axostyle, fixed mounting has gear a on the outer wall of axostylus axostyle, the hub connection has gear b on the outer wall of axostylus axostyle one side, gear b fixed mounting has the transfer line, and with gear a meshes mutually, the other end fixed mounting of transfer line is in the one end of the dwang of hub connection on the carriage release lever, the carriage release lever is close to fixed mounting has the mounting bracket on one side outer wall of motor b, the mounting bracket is located.

Preferably, the movable fixing mechanism comprises a fixing plate, the top of the fixing plate is fixedly mounted on the bottom surface of the base, and the hydraulic supports and the universal wheels are symmetrically mounted on the bottom surface of the fixing plate.

Preferably, the specific model of the motor a is FS42HB 60-0524A.

Preferably, the specific model of the motor b is FS28HB 52-0520A.

Advantageous effects

Compared with the prior art, the utility model provides a pair of tilting mechanism for sand box possesses following beneficial effect:

1. the utility model discloses a, utilize motor a to drive guide pulley b and rotate for the belt drives guide pulley a and rotates, thereby the guide threaded rod rotates, and the threaded rod rotates and can drive the elevating platform and go up and down on the threaded rod, simple structure to install on the base and remove fixed establishment, can remove the device at any time, do not need the manpower to carry to the required place, use manpower sparingly.

2. The utility model discloses a, utilize motor b to drive gear a and rotate, gear a drives the gear b transmission of meshing to let the sand box of fixing between two installation pieces rotate, avoid the manpower to rotate the sand box, use manpower sparingly, increase the automatic process of mill, and the installation piece can be fixed firm with the sand box, does not need the manpower to rotate, avoids taking place the incident, has reduced the potential safety hazard.

3. The utility model discloses a, can rotate threaded rod b through the crank for threaded rod b and threaded rod c's screw opposite direction for two carriage release levers can change the distance between the carriage release lever along with shaking of crank, thereby can install the regulation distance according to the size of sand box, and application scope is wide.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

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

FIG. 2 is a schematic view of the front view cross-section structure of the present invention;

fig. 3 is the side view angle structure schematic diagram of the lifting mechanism of the present invention.

The main reference numbers:

1. a lifting mechanism; 10. a housing a; 11. a threaded rod a; 111. a lifting platform; 112. a connecting rod; 12. a guide wheel a; 13. a belt; 14. a guide wheel b; 15. a motor a; 16. mounting a plate; 17. a cabinet body; 2. fixing the turnover mechanism; 20. a housing b; 21. a travel bar; 22. a crank; 23. a mounting frame; 231. a motor b; 232. a shaft lever; 233. a gear a; 234. a gear b; 235. a transmission rod; 24. mounting blocks; 25. rotating the rod; 26. a threaded rod b; 27. a fixed block; 28. a mobile station; 29. a threaded rod c; 3. a base; 31. a mobile fixing mechanism; 311. a fixing plate; 312. a hydraulic support; 313. a universal wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-3, a turnover mechanism for a sand box comprises a lifting mechanism 1, a fixed turnover mechanism 2 and a base 3, wherein a universal wheel 313 contacts the ground by controlling a hydraulic support 312 to ascend, a pushing device moves to the position of the sand box, the hydraulic support 312 descends to support the device on the ground, a crank 22 is rocked clockwise, a threaded rod b26 and a threaded rod c29 keep rotating clockwise, two moving tables 28 symmetrically screwed on the threaded rod b26 and the threaded rod c29 keep moving back and back because the threaded directions of the threaded rod b26 and the threaded rod c29 are opposite, so that the two moving rods 21 move back and back, when the distance between the two moving rods 21 accords with the size of the sand box, the two rotating rods 25 are placed at fixed positions of the sand box, the crank 22 is rocked counterclockwise to enable the two moving tables 28 to move back and back, so as to fix the sand box firmly, starting the motor a15 causes the motor a15 to rotate counterclockwise, which drives the connected guide wheel b14 to rotate counterclockwise, so that the belt 13 can simultaneously carry the guide wheel a12 to rotate counterclockwise, the threaded rod a11 fixedly installed with the guide wheel a12 rotates counterclockwise in the casing a10, the elevating platform 111 screwed on the outer wall of the threaded rod a11 is made to move up vertically, the elevating platform 111 drives the connecting rod 112 to move up synchronously, the sand box fixed on the fixed turnover mechanism 2 is lifted up simultaneously, when the sand box is lifted up to a required position, the motor b231 is controlled to rotate clockwise, so that the shaft 232 drives the gear a233 to rotate clockwise, the gear b234 engaged with the gear a233 rotates counterclockwise, the gear b234 drives the transmission rod 235 to rotate counterclockwise, so that the flask fixed to the turning rod 25 is turned counterclockwise, thereby completing the turning work of the flask.

As shown in fig. 1, in the further proposed technical solution of the present invention, a lifting mechanism 1 is fixedly installed at a central axis of a top of a base 3, the lifting mechanism 1 includes a housing a10, the housing a10 is specifically a hollow rectangular structure with one side surface not closed, a threaded rod a11 is coupled to the central axis between the top and the bottom of the inner side of the housing a10, a lifting platform 111 moving vertically through a threaded rod a11 is slidably connected to the inside of the housing a10, a connecting rod 112 extending from the side surface of the outer wall of the lifting platform 111 on the side surface not closed of the housing a10 is fixedly installed at the central axis of the outer wall on the side of the lifting platform 111, a fixed turnover mechanism 2 is fixedly installed at one end of the connecting rod 112 far from the lifting platform 111, four movable fixing mechanisms 31 are symmetrically installed on the bottom surface of the base 3, the number of the movable fixing mechanisms 31 is four, and the, use manpower sparingly, through threaded connection's effect, make the sand box can carry out the elevating movement to fix in fixed tilting mechanism 2, can fix firmly and rely on motor b231 to overturn, use manpower sparingly, it is very convenient.

The movable fixing mechanism 31 includes a fixing plate 311, the top of the fixing plate 311 is fixedly mounted on the bottom surface of the base 3, a hydraulic support 312 and a universal wheel 313 are symmetrically mounted on the bottom surface of the fixing plate 311, and the movement and fixing of the device are controlled by controlling the height of the hydraulic support 312, so that the device can be moved when the hydraulic support 312 is shorter than the universal wheel 313, and otherwise, the device is fixed on the ground.

As shown in fig. 2 and fig. 3, the utility model further provides an in the technical solution, the top of threaded rod a11 runs through and extends to the outside at shell a10 top, and fixed mounting has guide pulley a12, fixed mounting has mounting panel 16 on the inner wall of shell a10 keeping away from threaded rod a11 one side, axis department fixed mounting at mounting panel 16 top has motor a15, the output of motor a15 runs through and extends to the outside at shell a10 top, and fixed mounting has guide pulley b14, guide pulley a12 and guide pulley b14 are located the same horizontal plane, and twine belt 13 on the outer wall of guide pulley a12 and guide pulley b14 in proper order, drive guide pulley b14 to rotate through control motor a15, make belt 13 can drive guide pulley a12 to rotate, thereby threaded rod a11 rotates, make lift platform 111 carry out the lift work of vertical direction on threaded rod a 11.

Wherein, fixed mounting has the cabinet body 17 on the inner wall of threaded rod a11 one side is kept away from to shell a10, and has seted up the standing groove on the outer wall of cabinet body 17 one side, and one side outer wall edge of standing groove articulates there is the cabinet door, can prevent instrument and some essential object in the cabinet body 17, conveniently carries.

Wherein, fixed tilting mechanism 2 includes shell b20, threaded rod b26 and threaded rod c29, threaded rod b and threaded rod c29 coupling are in shell b20, the inside axis department fixed mounting of shell b20 has fixed block 27, fixed block 27 is the not enclosed hollow structure in both sides, the one end of threaded rod b26 runs through fixed block 27, and with threaded rod c29 fixed mounting, the other end of threaded rod b26 runs through and extends to the outside of shell b20, and fixed mounting has crank 22, through control crank 22, make threaded rod b26 and threaded rod c29 can rotate inside shell b20 again.

Wherein, symmetry threaded connection has the carriage 28 on the outer wall of threaded rod b26 and threaded rod c29, and the bottom surface fixed mounting of carriage 28 has carriage release lever 21, and the sliding tray has been seted up to the bottom surface of shell b20, and two carriage release levers 21 all run through and extend to the outside of sliding tray, because threaded rod b26 and threaded rod c 29's screw direction are opposite, make carriage release lever 28 can carry out the motion in opposite directions or back of the body along with the rotation of crank 22, thereby the removal of control carriage release lever 21.

Wherein, the outer walls of the opposite sides of the two movable rods 21 are symmetrically provided with mounting blocks 24, the mounting blocks 24 are internally connected with rotating rods 25, the outer wall of one side of one movable rod 21, which is far away from the mounting block 24, is fixedly provided with a motor b231, the output end of the motor b231 is fixedly provided with a shaft rod 232, the outer wall of the shaft rod 232 is fixedly provided with a gear a233, the outer wall of one side of the shaft rod 232 is coupled with a gear b234, the gear b234 is fixedly provided with a transmission rod 235 and is meshed with the gear a233, the other end of the transmission rod 235 is fixedly arranged at one end of the rotating rod 25 coupled to the movable rod 21, the outer wall of one side of the movable rod 21, which is close to the motor b231, is fixedly provided with a mounting frame 23, the mounting frame 23 is positioned outside the motor b231, and the other end of the shaft rod 232 is coupled to the bottom surface inside the mounting frame 23, the, make the sand box rotate under motor b 231's effect, avoid the manpower to rotate, use manpower sparingly and reduce the potential safety hazard.

The working principle is as follows:

1. when the crank 22 is shaken clockwise, the threaded rod b26 and the threaded rod c29 keep rotating clockwise, because the threaded directions of the threaded rod b26 and the threaded rod c29 are opposite, the two moving tables 28 symmetrically screwed on the threaded rod b26 and the threaded rod c29 keep moving back and back, so that the two moving rods 21 move back and back, when the distance between the two moving rods 21 accords with the size of a sand box, the two rotating rods 25 are placed on the fixed position of the sand box, the crank 22 is shaken anticlockwise, so that the two moving tables 28 move back and forth, and the sand box is fixed firmly.

2. The motor a15 is started to enable the motor a15 to rotate anticlockwise and drive the connected guide wheel b14 to rotate anticlockwise, the belt 13 can drive the guide wheel a12 to rotate anticlockwise at the same time, the threaded rod a11 fixedly installed with the guide wheel a12 rotates anticlockwise in the shell a10, the lifting platform 111 in threaded connection with the outer wall of the threaded rod a11 performs vertical lifting movement, the lifting platform 111 drives the connecting rod 112 to lift synchronously, and the sand boxes fixed on the fixed turnover mechanism 2 lift synchronously.

3. When the flask is lifted to a required position, the motor b231 is controlled to rotate clockwise, so that the shaft rod 232 drives the gear a233 to rotate clockwise, the gear b234 meshed with the gear a233 rotates anticlockwise, the gear b234 drives the transmission rod 235 to rotate anticlockwise, and the flask fixed on the rotating rod 25 is turned anticlockwise.

The electrical components presented in the document are electrically connected to an external master controller and 220V commercial power, and the master controller can be a conventional known device controlled by a computer or the like.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. A turnover mechanism for a sand box is characterized by comprising: elevating system (1), fixed tilting mechanism (2) and base (3):

the lifting mechanism (1) is fixedly installed at a middle shaft at the top of the base (3), the lifting mechanism (1) comprises a shell a (10), the shell a (10) is of a hollow rectangular structure with one unsealed side surface, a threaded rod a (11) is connected to the middle shaft between the top and the bottom of the inner side of the shell a (10) in a shaft connection mode, a lifting platform (111) which moves in the vertical direction through the threaded rod a (11) is connected to the inner portion of the shell a (10) in a sliding mode, a connecting rod (112) extending out of the side surface of the shell a (10) on the unsealed side is fixedly installed at the middle shaft of the outer wall of one side of the lifting platform (111), a fixed turnover mechanism (2) is fixedly installed at one end, far away from the lifting platform (111), of the connecting rod (112), of the fixed mechanism (31) is fixedly installed on the, the number of the movable fixing mechanisms (31) is four.

2. A turnover mechanism for sand boxes as claimed in claim 1, wherein the top of the threaded rod a (11) penetrates through and extends to the outside of the top of the casing a (10), a guide wheel a (12) is fixedly mounted at one end of the outside of the casing a (10), a mounting plate (16) is fixedly mounted on the inner wall of the casing a (10) at the side far away from the threaded rod a (11), a motor a (15) is fixedly mounted at the center shaft of the top of the mounting plate (16), a guide wheel b (14) is fixedly mounted at the output end of the motor a (15), the guide wheel a (12) and the guide wheel b (14) are located on the same horizontal plane, and a belt (13) is sleeved between the guide wheel a (12) and the guide wheel b (14).

3. The turnover mechanism for the sand box as claimed in claim 1, wherein a cabinet body (17) is fixedly mounted on the inner wall of the side of the shell a (10) far away from the threaded rod a (11), a placing groove is formed in the outer wall of one side of the cabinet body (17), and a cabinet door is hinged to the edge of the outer wall of one side of the placing groove.

4. The turnover mechanism for the sand box as claimed in claim 1, characterized in that the fixed turnover mechanism (2) comprises a housing b (20), a threaded rod b (26) and a threaded rod c (29), the threaded rod b (26) and the threaded rod c (29) are coupled in the housing b (20), a fixed block (27) is fixedly installed at a central shaft inside the housing b (20), the fixed block (27) is a hollow structure with two sides not closed, one end of the threaded rod b (26) penetrates through the fixed block (27) and is fixedly installed with the threaded rod c (29), and the other end of the threaded rod b (26) penetrates through and extends to the outer side of the housing b (20), and a crank (22) is fixedly installed.

5. A turnover mechanism for sand boxes as claimed in claim 4, wherein the threaded rods b (26) and c (29) are symmetrically and threadedly connected with a movable table (28) on the outer wall thereof, a movable rod (21) is fixedly mounted on the bottom surface of the movable table (28), a sliding groove is formed in the bottom surface of the housing b (20), and both of the movable rods (21) penetrate through and extend to the outer side of the sliding groove.

6. The turnover mechanism for the sand box as claimed in claim 5, wherein the two movable rods (21) are symmetrically provided with mounting blocks (24) on the outer wall of the opposite side, the mounting blocks (24) are internally connected with rotating rods (25), one of the movable rods (21) is fixedly provided with a motor b (231) on the outer wall of the side far away from the mounting blocks (24), the output end of the motor b (231) is fixedly provided with a shaft rod (232), the outer wall of the shaft rod (232) is fixedly provided with a gear a (233), the outer wall of the side of the shaft rod (232) is connected with a gear b (234), the gear b (234) is fixedly provided with a transmission rod (235) and is meshed with the gear a (233), and the other end of the transmission rod (235) is fixedly arranged at one end of the rotating rod (25) coupled to the movable rods (21), a mounting frame (23) is fixedly mounted on the outer wall of one side, close to the motor b (231), of the moving rod (21), the mounting frame (23) is located on the outer side of the motor b (231), and the other end of the shaft rod (232) is connected to the bottom surface inside the mounting frame (23) in a shaft mode.

7. A turnover mechanism for sand boxes as claimed in claim 1, wherein said movable fixing mechanism (31) comprises a fixing plate (311), the top of said fixing plate (311) is fixedly mounted on the bottom surface of said base (3), and the bottom surface of said fixing plate (311) is symmetrically provided with hydraulic supports (312) and universal wheels (313).