CN218464808U

CN218464808U - Lifting device for casting valve accessories

Info

Publication number: CN218464808U
Application number: CN202222746038.6U
Authority: CN
Inventors: 张永泉
Original assignee: Fujian Dexin Machinery Manufacturing Co ltd
Current assignee: Fujian Dexin Machinery Manufacturing Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-02-10
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a lifting means is used in casting of valve accessories, including upper fixed frame and lower fixed frame, and both pass through fixed plate welded connection, be provided with the hopper in the upper fixed frame, and hopper bottom and passage welded connection and be linked together, the logical groove that is used for the deflector to penetrate is all offered to passage both sides wall body, the passage outer wall welded connection who leads to the groove both sides has a set of curb plate, and bearing swing joint has a set of rotary rod between two curb plates, two rotary rods respectively with deflector top surface and bottom surface laminating, dead lever and fixed plate welded connection are passed through at the deflector both ends, the articulated bottom plate that is connected with in guide box bottom. This lifting means is used in valve accessory casting is provided with the driving belt of slope form, is provided with the deflector simultaneously, and driving belt is promoting the hopper, and the partial weight of hopper can be exerted on the deflector, like this can greatly reduced driving belt's load to can improve the material loading volume, be favorable to high-efficient operation.

Description

Lifting device for casting valve accessories

Technical Field

The utility model relates to a lifting means technical field specifically is a lifting means is used in valve accessory casting.

Background

Casting of the valve body is an important link in valve manufacturing, casting processes of the valve body are divided into several types, including sand casting, during sand casting, sand mulling needs to be carried out firstly, and during sand mulling, feeding needs to be carried out, for example, a sand feeding mechanism for valve production casting disclosed in the prior art (CN 216511261U) lifts materials through a vertically arranged lifting mechanism, so that the weight of the materials can be completely applied to a belt, when too many materials are placed, the belt can be easily torn, only a small amount of feeding can be realized, efficient operation is not facilitated, and meanwhile, discharging is realized through an electric push rod, but the electric push rod synchronously moves up and down along with a shell, the cable connected with a power grid can be continuously bent and deformed, the cable is easily broken, and in view of the defects in the prior art, the casting process needs to be further improved, so that the process has higher practicability, and can meet the actual use condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting means is used in valve accessory casting to solve the problem that above-mentioned background art provided.

In order to achieve the above purpose, the utility model provides a following technical scheme: a lifting device for casting valve accessories comprises an upper fixing frame and a lower fixing frame which are connected through a fixing plate in a welding mode, wherein a hopper is arranged in the upper fixing frame, and the bottom end of the hopper is connected with and communicated with a material guide pipe in a welding mode;

through grooves for the guide plates to penetrate through are formed in wall bodies on two sides of the material guide pipe, and the wall bodies on the other two sides of the material guide pipe are connected with the inner wall of the material guide box in a welding mode through metal rods;

the outer walls of the material guide pipes on the two sides of the through groove are connected with a group of side plates in a welding mode, a group of rotary rods are movably connected between the two side plates through bearings, and the two rotary rods are respectively attached to the top surface and the bottom surface of the guide plate;

two ends of the guide plate are welded with the fixed plate through fixed rods;

the bottom end of the material guide box is in an opening shape, and the bottom end of the material guide box is hinged with a bottom plate.

Furthermore, the side walls of two ends of the upper fixed frame are respectively and movably connected with a main rotating shaft and an auxiliary rotating shaft through bearings, a group of belt pulleys are fixed on the main rotating shaft and the auxiliary rotating shaft through clamping pins, and the belt pulleys on the main rotating shaft and the auxiliary rotating shaft are sleeved with transmission belts which are meshed with each other;

the transmission belt is fixedly provided with an installation plate through bolts, and the installation plate is connected with the outer wall of the hopper in a welding mode.

Furthermore, the whole length of the through groove is consistent with the width of the material guide pipe, the through groove is rectangular, and the distance between the groove wall and the outer wall of the guide plate is 1-2mm.

Furthermore, the guide plate, the upper fixed frame and the lower fixed frame are parallel to each other, and the guide plate, the upper fixed frame and the lower fixed frame are integrally inclined;

the bearings of the wall bodies at the two sides of the lower fixing frame are movably connected with a roller, and the plane of the bottom surface of the bottom plate is tangent to the roller.

Furthermore, the side plate is welded with a scraper blade which is integrally V-shaped, and the bottom surface of the scraper blade is attached to the top surface of the guide plate.

Furthermore, the inner wall of one side of the material guide box is connected with the surface of the bottom plate in a welding way through a steel wire rope, and the inner wall of the other side of the material guide box extends outwards horizontally to form a convex block;

the bottom surface of the lug is embedded with a first magnet, the surface of the bottom plate attached to the lug is embedded with a second magnet, and the surface of the second magnet opposite to the first magnet is of a synonym magnetic pole.

Compared with the prior art, the beneficial effects of the utility model are that: the lifting equipment for casting the valve accessories is provided with the inclined transmission belt and the guide plate, the transmission belt lifts the hopper, and part of weight of the hopper can be applied to the guide plate, so that the load of the transmission belt can be greatly reduced, the loading capacity can be improved, and efficient operation is facilitated;

simultaneously, materials in the hopper are discharged through the material guide box, the bottom plate on the material guide box is fixed through magnetic adsorption, when materials with certain weight are stacked in the material guide box, the bottom plate can be automatically opened to realize discharging, and then the reliability of the whole discharging process is high, and the material lifting is facilitated to be stably carried out.

Drawings

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

FIG. 2 is a schematic view of the top fixing frame and the hopper of the present invention;

FIG. 3 is an exploded view of the feeding tube and the rotary rod of the present invention;

fig. 4 is a schematic top view of the guide plate of the present invention;

fig. 5 is a schematic sectional view of the material guiding box of the present invention.

In the figure: 1. an upper fixed frame; 2. a lower fixed frame; 3. a fixing plate; 4. a hopper; 5. a main rotating shaft; 6. a secondary rotating shaft; 7. a drive belt; 8. mounting a plate; 9. a material guide pipe; 10. a through groove; 11. a guide plate; 12. a fixing rod; 13. a side plate; 14. rotating the rod; 15. a material guide box; 16. a base plate; 17. a bump; 18. a wire rope; 19. a drum; 20. and a scraper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a lifting device for casting valve accessories comprises an upper fixing frame 1 and a lower fixing frame 2 which are connected through a fixing plate 3 in a welded mode, the side walls of two ends of the upper fixing frame 1 are respectively and movably connected with a main rotating shaft 5 and an auxiliary rotating shaft 6 in a bearing mode, a group of belt pulleys are fixed on a clamping pin on the main rotating shaft 5 and the auxiliary rotating shaft 6, the belt pulleys on the main rotating shaft 5 and the auxiliary rotating shaft 6 are sleeved with meshed transmission belts 7, mounting plates 8 are fixed on the transmission belts 7 through bolts, the mounting plates 8 are connected with the outer wall of a hopper 4 in a welded mode, the bottom end of the hopper 4 is connected and communicated with a material guide pipe 9 in a welded mode, the main rotating shaft 5 is in butt joint with external power equipment, the main rotating shaft 5 can be driven to rotate axially under the driving of the power equipment, the belt pulleys on the main rotating shaft 5 and the auxiliary rotating shaft 6 are matched with each other, the transmission belts 7 can be driven to rotate, the hopper 4 can be lifted through the mounting plates 8 by the transmission belts 7, the hopper 4 is driven to ascend to a designated position, materials in such a way, the hopper 4 is discharged through the material guide pipe 9, feeding operation is achieved, positive and a positive and negative motor is selected by the power equipment, the positive motor, the negative motor can be driven to reciprocate up and the hopper 4 to move up and down, and achieve continuous feeding operation;

through grooves 10 for penetration of guide plates 11 are formed in wall bodies on two sides of the material guide pipes 9, a group of side plates 13 are welded and connected to the outer walls of the material guide pipes 9 on two sides of the through grooves 10, a group of rotary rods 14 are movably connected between the two side plates 13 through bearings, the two rotary rods 14 are respectively attached to the top surfaces and the bottom surfaces of the guide plates 11, and the through grooves 10 are arranged so that the material guide pipes 9 can move upwards along the guide plates 11, and in the moving process, the rotary rods 14 are in rolling connection with the guide plates 11, the movement of the material guide pipes 9 cannot be hindered by the guide plates 11, so that the lifting operation can be stably operated, meanwhile, the weight of the hoppers 4 and the material guide pipes 9 can be applied to the guide plates 11 through the rotary rods 14, so that the load of the transmission belts 7 can be reduced, the damage to the transmission belts 7 caused by excessive loading of the hoppers 4 can be avoided, and the single loading amount can be improved;

the two ends of the guide plate 11 are connected with the fixed plate 3 through the fixed rods 12 in a welding mode, the whole length of the through groove 10 is consistent with the width of the material guide pipe 9, the through groove 10 is rectangular, the distance between the groove wall and the outer wall of the guide plate 11 is 1-2mm, and a certain gap exists between the through groove 10 and the guide plate 11, so that the material guide pipe 9 cannot rub against the guide plate 11 in the upward moving process along the guide plate 11, the hopper 4 cannot be blocked when moving upward, the guide plate 11 can shield the bottom of the material guide pipe 9, materials cannot be discharged quickly, and the materials can only overflow into the material guide box 15 in a small amount through the gap;

the other two side wall bodies of the material guide pipe 9 are welded and connected with the inner wall of the material guide box 15 through metal rods, the bottom end of the material guide box 15 is open and is hinged with a bottom plate 16, the inner wall of one side of the material guide box 15 is welded and connected with the surface of the bottom plate 16 through a steel wire rope 18, a convex block 17 is formed by horizontally extending outwards of the inner wall of the other side of the material guide box 15, a first magnet is embedded in the bottom surface of the convex block 17, a second magnet is embedded in the surface of the bottom plate 16 which is attached to the convex block 17, the opposite surface of the second magnet to the first magnet is a synonym magnetic pole, the bottom plate 16 is fixed at the bottom of the material guide box 15 through magnetic adsorption, when the material guide pipe 9 moves to one end of the guide plate 11, at the moment, the guide plate 11 can be moved out of the material guide pipe 9, the material guide pipe 9 cannot be shielded by the guide plate 11, at the moment, the material in the hopper 4 can be discharged into the material guide box 15 through the material guide pipe 9, when the weight of the material accumulated in the material guide box 15 is greater than the adsorption force of the second magnet and the first magnet, the bottom plate 16 can be turned downwards and opened under the action of the gravity of the material, at the moment, the material can be discharged through an opening at the bottom end of the material guide box 15, the blanking operation is realized, the steel wire ropes 18 are provided with a plurality of steel wire ropes 18, the steel wire ropes 18 with different lengths can be selected, the rotation angle of the bottom plate 16 can be limited, and thus the falling position of the material can be changed, so that the accurate blanking is realized;

the deflector 11, the upper fixed frame 1 and the lower fixed frame 2 are parallel to each other, the three are integrally in an inclined shape, bearings of two side wall bodies of the lower fixed frame 2 are movably connected with a roller 19, the plane where the bottom surface of a bottom plate 16 is located is tangent to the roller 19, the inclined shape is designed, so that inclined lifting feeding can be realized, the integral weight of materials cannot be completely applied to a transmission belt 7, the load of the transmission belt 7 is greatly reduced, meanwhile, after discharging of a material guiding box 15 is finished, the bottom plate 16 on the guide box is still in an opening shape, when the material guiding box 15 resets along with a hopper 4, the bottom plate 16 can be contacted with the roller 19, the material guiding box 15 is screwed in to the bottom of the material guiding box 15 again under the extrusion of the roller 19, at the moment, the bottom plate 16 is abutted to a bump 17, the material guiding box 15 is fixed on the bottom of the material guiding box again through magnetic adsorption, and subsequent feeding operation is convenient to normally performed.

Welded connection has scraper blade 20 on curb plate 13, scraper blade 20 wholly is "V" form, and its bottom surface and deflector 11 top surface laminate mutually, because logical groove 10 and deflector 11 have the clearance, the material can move to deflector 11 top surface through the clearance like this, some materials roll to guide box 15 along deflector 11 top surface in, some materials can roll down along guide box 15 top surface, in order to avoid the material to roll to ground and cause the waste, consequently set up scraper blade 20, scraper blade 20 can stop the material and continue to roll along guide box 15 top surface, force the material to roll to guide box 15 in under scraper blade 20's direction, and is rational in infrastructure.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a lifting means is used in casting of valve accessory, includes upper fixed frame (1) and lower fixed frame (2), and both pass through fixed plate (3) welded connection, its characterized in that: a hopper (4) is arranged in the upper fixed frame (1), and the bottom end of the hopper (4) is welded and connected with and communicated with the material guide pipe (9);

through grooves (10) for the guide plates (11) to penetrate through are formed in wall bodies on two sides of the material guide pipes (9), and the wall bodies on the other two sides of the material guide pipes (9) are connected with the inner wall of the material guide box (15) in a welding mode through metal rods;

the outer walls of the material guide pipes (9) on the two sides of the through groove (10) are connected with a group of side plates (13) in a welding mode, a group of rotating rods (14) are movably connected between the two side plates (13) through bearings, and the two rotating rods (14) are respectively attached to the top surface and the bottom surface of the guide plate (11);

two ends of the guide plate (11) are welded with the fixed plate (3) through fixed rods (12);

the bottom end of the material guide box (15) is open and is hinged with a bottom plate (16).

2. The lifting apparatus for casting a valve fitting according to claim 1, wherein: the side walls of two ends of the upper fixed frame (1) are respectively and movably connected with a main rotating shaft (5) and an auxiliary rotating shaft (6) through bearings, a group of belt pulleys are fixed on the main rotating shaft (5) and the auxiliary rotating shaft (6) through clamping pins, and the belt pulleys on the main rotating shaft and the auxiliary rotating shaft are sleeved with transmission belts (7) which are meshed with each other;

and a mounting plate (8) is fixed on the transmission belt (7) through bolts, and the mounting plate (8) is connected with the outer wall of the hopper (4) in a welding manner.

3. The lifting apparatus for casting of valve fittings as claimed in claim 1, wherein: the whole length of the through groove (10) is consistent with the width of the material guide pipe (9), the through groove (10) is rectangular, and the distance between the groove wall and the outer wall of the guide plate (11) is 1-2mm.

4. The lifting apparatus for casting of valve fittings as claimed in claim 3, wherein: the guide plate (11), the upper fixed frame (1) and the lower fixed frame (2) are parallel to each other, and the guide plate, the upper fixed frame and the lower fixed frame are integrally inclined;

the bearing of the wall bodies at two sides of the lower fixed frame (2) is movably connected with a roller (19), and the plane of the bottom surface of the bottom plate (16) is tangent to the roller (19).

5. The lifting apparatus for casting a valve fitting according to claim 1, wherein: the side plate (13) is welded with a scraper (20), the scraper (20) is integrally V-shaped, and the bottom surface of the scraper is attached to the top surface of the guide plate (11).

6. The lifting apparatus for casting of valve fittings as claimed in claim 4, wherein: the inner wall of one side of the material guide box (15) is connected with the surface of the bottom plate (16) in a welding way through a steel wire rope (18), and the inner wall of the other side of the material guide box (15) extends outwards horizontally to form a convex block (17);

the bottom surface of the lug (17) is embedded with a first magnet, the surface of the bottom plate (16) attached to the lug (17) is embedded with a second magnet, and the surface of the second magnet opposite to the first magnet is of a different magnetic pole.