CN219886165U - A unloader for zinc-impregnation stove - Google Patents

Abstract

The utility model discloses a blanking device for a zinc impregnation furnace, which comprises a lifting table, wherein a lifting electromagnet is arranged in the center of the lower surface of the lifting table, a lifting ring is arranged on the upper surface of the lifting table, a guide mechanism is arranged at the lower end of the lifting table, and a connecting mechanism is arranged at the lower end of the lifting table; the guide mechanism comprises lifting rods positioned on four side surfaces of the lifting electromagnet, a conical guide rod is arranged at the lower end of the lifting rod, and a plurality of guide holes are formed in the lifting table; the connecting mechanism comprises a connecting column arranged on the lower surface of the lifting table, a square groove is formed in one side of the lower end of the connecting column, and a telescopic connecting block is arranged in the square groove. The lifting electromagnet has the beneficial effects that besides the lifting electromagnet, the connecting block can extend to the inner side of the containing basket, so that the containing basket can be prevented from falling off through double protection, the potential safety hazard is reduced, the containing basket can be lifted in various modes, the selection can be carried out according to actual conditions, and the applicability is improved.

Description

A unloader for zinc-impregnation stove

Technical Field

The utility model relates to the technical field of zinc impregnation equipment, in particular to a blanking device for a zinc impregnation furnace.

Background

The zincification furnace can carry out zincification processing on metal products, and when processing, a large number of metal products are required to be placed in the containing basket, then the containing basket is closed, then the containing basket is placed in the zincification furnace, zinc powder is added into the zincification furnace, and the zincification processing can be carried out on the metal products by rotating the zincification furnace and heating the zincification furnace.

In the prior art, when a containing basket containing metal products is placed into a zincification furnace, a lifting electromagnet is generally moved to the upper part of the containing basket through a crane, then the containing basket can be sucked through the magnetic force of the lifting electromagnet, and then the containing basket can be hung into the zincification furnace for processing through the crane and the lifting electromagnet, but the lifting electromagnet has some problems, the weight of the containing basket is large after the metal products are added into the containing basket although the lifting electromagnet can lift the containing basket, and potential safety hazards exist if the lifting electromagnet is started.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

The utility model aims to solve the problems, and designs a blanking device for a zinc impregnation furnace.

The technical scheme includes that the blanking device for the zinc-impregnation furnace comprises a lifting table, wherein a lifting electromagnet is arranged in the center of the lower surface of the lifting table, a hanging ring is arranged on the upper surface of the lifting table, a guide mechanism is arranged at the lower end of the lifting table, and a connecting mechanism is arranged at the lower end of the lifting table;

the guide mechanism comprises lifting rods positioned on four side surfaces of the lifting electromagnet, a conical guide rod is arranged at the lower end of the lifting rod, a plurality of guide holes are formed in the lifting table, the upper end of the lifting rod penetrates through the guide holes and extends to the upper side of the lifting table, a protection plate is arranged at the upper end of the lifting rod, and the protection plate is connected with the upper surface of the lifting table through a telescopic spring;

the connecting mechanism comprises a plurality of liftable connecting columns arranged on the lower surface of the lifting table, a square groove is formed in one side of the lower end of the connecting column, and a telescopic connecting block is arranged in the square groove.

Further, the connecting column comprises a rolling bearing arranged on the lifting table, a threaded sleeve is arranged in the rolling bearing, a connecting screw rod is connected in the threaded sleeve through threads, a lifting block is arranged at the lower end of the connecting screw rod, and the square groove is formed in the lifting block.

Further, a limit groove is formed in one side of the connecting screw, a plurality of limit plates are mounted on the upper surface of the lifting table, and one end of each limit plate extends into the corresponding limit groove.

Further, a plurality of circular grooves are formed in one side of the connecting block, the inner side surface of each circular groove is connected with the inner side surface of each square groove through a connecting spring, a square notch is formed in one side of each square groove, a first spring thimble installed on the lifting block is arranged on one side of each square notch, a positioning rod is installed at the telescopic end of each first spring thimble, a positioning groove is formed in the connecting block, and the positioning rod can move into the corresponding positioning groove.

Further, the elevating platform top both sides are equipped with the crane, the crane below is equipped with the fixed plate, fixed plate one end and a plurality of elevating block one side surface connection, square recess one side is opened there is the round hole, install the fixed pulley in the round hole, elevating block one side surface is opened there is the wire guide groove, connecting block one side surface mounting has the traction wire, traction wire one end is walked around the fixed pulley and is passed the back from the wire guide groove and be connected with the crane lower surface, fixed plate upper surface mounting has electric telescopic handle, electric telescopic handle upper end and crane lower extreme fixed connection.

Further, the crane comprises a lifting plate and a pushing plate, wherein the lifting plate is located above the pushing plate, the lifting plate is connected with the pushing plate through a second spring thimble, the lower surface of the pushing plate is fixedly connected with the upper end of the electric telescopic rod, and the traction wire is connected with the lower surface of the lifting plate.

The utility model has the beneficial effects that: the device can be guided through the conical guide rod, so that the connecting block can conveniently extend to the inner side of the containing basket, besides the lifting electromagnet, the connecting block can also extend to the inner side of the containing basket and lift the containing basket, further, the containing basket can be prevented from falling through double protection, potential safety hazards are reduced, the connecting column can move up and down, the containing basket can be lifted in various modes, the selection can be carried out according to actual conditions, and the applicability is improved;

the lifting block can be moved up and down by rotating the threaded sleeve and then connecting the threaded sleeve with the connecting screw rod through threads;

when the connecting block is used, the telescopic end of the first spring thimble is propped against a metal product, so that the positioning rod moves upwards, and then the connecting block can conveniently move to the inner side of the containing basket under the action of the elasticity of the spring;

can promote the impeller plate upwards through electric telescopic handle, if the connecting block is in the bearing state this moment, then can compress the second spring thimble, the lifter plate can not remove, if the connecting block is in the state of relaxing, then can block the connecting block through first spring thimble and locating lever, uses safelyr.

Drawings

Fig. 1 is a schematic structural view of a blanking device for a zinc-impregnation furnace according to the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial enlarged view at B in FIG. 1;

FIG. 4 is a schematic view of the positional relationship between a positioning rod and a positioning groove according to the present utility model;

in the figure, 1, a lifting table; 2. lifting electromagnet; 3. a hanging ring; 4. a lifting rod; 5. a tapered guide bar; 6. a guide hole; 7. a protection plate; 8. a telescopic spring; 9. a connecting column; 10. square grooves; 11. a connecting block; 12. a rolling bearing; 13. a threaded sleeve; 14. a connecting screw; 15. a lifting block; 16. a limit groove; 17. a limiting plate; 18. a circular groove; 19. a connecting spring; 20. square notch; 21. a first spring thimble; 22. a positioning rod; 23. a positioning groove; 24. a lifting frame; 25. a fixing plate; 26. a round hole; 27. a fixed pulley; 28. a wire slot; 29. a traction wire; 30. an electric telescopic rod; 31. a lifting plate; 32. a pushing plate; 33. and the second spring thimble.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model provides a blanking device for a zinc-impregnation furnace, which is shown in figures 1-4, and comprises a lifting table 1, wherein a lifting electromagnet 2 is arranged in the center of the lower surface of the lifting table 1, a lifting ring 3 is arranged on the upper surface of the lifting table 1, a guide mechanism is arranged at the lower end of the lifting table 1, and a connecting mechanism is arranged at the lower end of the lifting table 1; the guide mechanism comprises lifting rods 4 positioned on four side surfaces of the lifting electromagnet 2, conical guide rods 5 are arranged at the lower ends of the lifting rods 4, a plurality of guide holes 6 are formed in the lifting table 1, the upper ends of the lifting rods 4 penetrate through the guide holes 6 and extend to the upper side of the lifting table 1, protection plates 7 are arranged at the upper ends of the lifting rods 4, and the protection plates 7 are connected with the upper surface of the lifting table 1 through telescopic springs 8; the connecting mechanism comprises a plurality of liftable connecting columns 9 arranged on the lower surface of the lifting table 1, a square groove 10 is formed in one side of the lower end of each connecting column 9, and a telescopic connecting block 11 is arranged in each square groove 10;

the process of blanking the containing basket by the device is as follows: after the metal product is placed in the containing basket, in order to facilitate zinc powder to zinc the metal product, a plurality of holes are generally formed on the surface of the containing basket so as to facilitate zinc powder to enter, the lifting ring 3 is hung by the overhead crane, the lifting platform 1 and the lifting electromagnet 2 are further enabled to move upwards, the lifting electromagnet 2 is further enabled to move upwards to the containing basket, then the lifting platform 1 and the lifting electromagnet 2 are enabled to descend, the conical guide rod 5 is enabled to be firstly contacted with the holes at the upper end of the containing basket, the lifting platform 1 and the connecting column 9 are guided, then when the lifting platform 1 continues to move downwards, the lifting rod 4 can be enabled to enter the holes at the upper end of the containing basket, the lifting platform 1 can be further positioned, the lower end of the connecting column 9 can be enabled to enter the holes at the upper end of the containing basket, the lifting electromagnet 2 is electrified and generates magnetic force, the lifting platform 1 can be pulled downwards, and after the lower end of the conical guide rod 5 is contacted with the upper end of the metal product, the lifting rod 4 and the protection plate 7 can be made to move upwards relative to the lifting table 1, the telescopic spring 8 is stretched, when the lower end of the lifting electromagnet 2 is contacted with the upper surface of the containing basket, the connecting block 11 at the lower end of the connecting column 9 can be made to move to the inner side of the containing basket, when the containing basket is lifted, the connecting block 11 on the connecting column 9 is made to move up and down according to the use mode, if the weight of the containing basket is lower, the connecting block 11 is arranged at a lower position, the lifting permanent magnet 2 can be closed after the connecting block 11 moves to the inner side of the containing basket, then the lifting table 1 is pulled upwards through the crane, the lifting electromagnet 2 and the connecting column 9 are pulled upwards, at the moment, the containing basket is lifted and discharged through the connecting block 11 instead of the lifting permanent magnet 2, the electric energy waste can be reduced, if the weight of the containing basket is relatively larger, then the position that sets up connecting block 11 is lower, can remove to hold the basket inboard after connecting block 11, hang up holding the basket through lifting electromagnet 2, if the unexpected circumstances leads to lifting electromagnet 2 magnetic force to disappear, then can make and hold the basket and fall on connecting block 11, can make the use safer, if the weight of holding the basket is very big, then the position of connecting block 11 is adjusted high, when making connecting hole 11 upper surface and hold basket inboard upper surface contact, lifting electromagnet 2 lower surface and hold the upper surface contact of basket, the effect of accessible lifting electromagnet 2 and connecting block 11 is common will hold the basket at this moment, and then can be convenient for with its unloading, after the unloading finishes, make connecting block 11 shrink square recess 10 in, then with lifting electromagnet 2 outage, can be convenient for make this device and hold the basket disconnection.

Referring to fig. 1 of the specification, a connecting column 9 comprises a rolling bearing 12 arranged on a lifting table 1, a threaded sleeve 13 is arranged in the rolling bearing 12, a connecting screw 14 is connected in the threaded sleeve 13 through threads, a lifting block 15 is arranged at the lower end of the connecting screw 14, and a square groove 10 is formed in the lifting block 15;

the process of adjusting the position of the connecting block 11 by the connecting column 9 is as follows: the threaded sleeve 13 is rotated, the threaded sleeve 13 and the connecting screw 14 are connected through threads, the connecting screw 14 can move up and down, the lifting block 15 is driven to move up and down, the square groove 10 and the connecting block 11 move up and down, the rolling bearing 12 can limit the threaded sleeve 13, the threaded sleeve 13 is prevented from falling, and the threaded sleeve 13 is convenient to rotate.

Referring to fig. 1 of the specification, a limit groove 16 is formed in one side of the connecting screw 14, a plurality of limit plates 17 are mounted on the upper surface of the lifting platform 1, one ends of the limit plates 17 extend into the limit groove 16, and the limit plates 17 and the limit groove 16 can prevent the connecting screw 14 from rotating, so that the connecting screw 14 can move up and down conveniently.

Referring to fig. 1, fig. 2 and fig. 4 of the specification, a plurality of circular grooves 18 are formed on one side of a connecting block 11, the inner side surface of each circular groove 18 is connected with the inner side surface of a square groove 10 through a connecting spring 19, a square notch 20 is formed on one side of each square groove 10, a first spring thimble 21 mounted on a lifting block 15 is arranged on one side of each square notch 20, a positioning rod 22 is mounted at the telescopic end of each first spring thimble 21, a positioning groove 23 is formed on the connecting block 11, and the positioning rod 22 can move into each positioning groove 23;

the process of extending the connection block 11 from the square groove 10 is as follows: normally, the connecting block 11 is located in the square groove 10, the connecting spring 19 is in a compressed state, the positioning rod 22 is located in the positioning groove 23, when the lifting block 15 moves downwards, the lower end of the first spring thimble 21 can be in contact with the upper surface of a metal product, the telescopic end of the first spring thimble 21 is pushed upwards, the first spring thimble 21 can be compressed, the positioning rod 22 is moved to the outer side of the positioning groove 23, and then the connecting block 11 can be pushed to the outer side of the square groove 10 under the action of the elasticity of the connecting spring 19.

Referring to fig. 1 and 3 of the specification, lifting frames 24 are arranged on two sides above the lifting table 1, a fixed plate 25 is arranged below the lifting frames 24, one end of the fixed plate 25 is connected with one side surface of a plurality of lifting blocks 15, a round hole 26 is formed in one side of a square groove 10, a fixed pulley 27 is arranged in the round hole 26, a wire guiding groove 28 is formed in one side surface of the lifting block 15, a traction wire 29 is arranged on one side surface of a connecting block 11, one end of the traction wire 29 bypasses the fixed pulley 27 and penetrates through the wire guiding groove 28 to be connected with the lower surface of the lifting frames 24, an electric telescopic rod 30 is arranged on the upper surface of the fixed plate 25, and the upper end of the electric telescopic rod 30 is fixedly connected with the lower end of the lifting frames 24;

the process of returning the connection block 11 into the square groove 10 is as follows: after placing the basket at the designated position, the electric telescopic rod 30 is started to extend, the electric telescopic rod 30 can push the lifting frame 24 upwards, the lifting frame 24 can stretch the traction wire 29, after the pulling force direction of the traction wire 29 is changed through the positioning wheel 27, the connecting block 11 can be moved into the square groove 10 and the connecting spring 19 is compressed, after the connecting block 11 returns to the original position, under the action of the elastic force of the first spring thimble 21, the positioning rod 22 can be moved into the positioning groove 23, the connecting block 11 can be limited, and then the electric telescopic rod 30 is retracted to the original position.

Referring to fig. 1 and 3 of the specification, the lifting frame 24 comprises a lifting plate 31 and a pushing plate 32, the lifting plate 31 is located above the pushing plate 32, the lifting plate 31 and the pushing plate 32 are connected through a second spring thimble 33, the lower surface of the pushing plate 32 is fixedly connected with the upper end of the electric telescopic rod 30, and the traction wire 29 is connected with the lower surface of the lifting plate 31;

when the electric telescopic rod 30 is extended, the pushing plate 32 can be pushed upwards, if the basket is not placed on the ground, a large friction force exists between the connecting block 11 and the basket, at the moment, the connecting block 11 cannot be pulled by the traction wire 29, the lifting plate 31 cannot move upwards, the second spring thimble 33 can be compressed, potential safety hazards can be reduced, when the basket falls on the ground, the friction force between the connecting block 11 and the basket is reduced, the lifting plate 31 can be pushed upwards under the action of the elastic force of the second spring thimble 33, and then the connecting block 11 can be pulled into the square groove 10 by the traction wire 29.

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (6)

1. The blanking device for the zinc impregnation furnace comprises a lifting table (1), wherein a lifting electromagnet (2) is arranged in the center of the lower surface of the lifting table (1), and a lifting ring (3) is arranged on the upper surface of the lifting table (1), and the blanking device is characterized in that a guide mechanism is arranged at the lower end of the lifting table (1), and a connecting mechanism is arranged at the lower end of the lifting table (1);

the guide mechanism comprises lifting rods (4) positioned on four side surfaces of the lifting electromagnet (2), conical guide rods (5) are arranged at the lower ends of the lifting rods (4), a plurality of guide holes (6) are formed in the lifting table (1), the upper ends of the lifting rods (4) penetrate through the guide holes (6) and extend to the upper side of the lifting table (1), protection plates (7) are arranged at the upper ends of the lifting rods (4), and the protection plates (7) are connected with the upper surfaces of the lifting table (1) through telescopic springs (8);

the connecting mechanism comprises a plurality of liftable connecting columns (9) arranged on the lower surface of the lifting table (1), square grooves (10) are formed in one side of the lower ends of the connecting columns (9), and telescopic connecting blocks (11) are arranged in the square grooves (10).

2. The blanking device for the zinc impregnation furnace according to claim 1, wherein the connecting column (9) comprises a rolling bearing (12) arranged on the lifting table (1), a threaded sleeve (13) is arranged in the rolling bearing (12), a connecting screw (14) is connected in the threaded sleeve (13) through threads, a lifting block (15) is arranged at the lower end of the connecting screw (14), and the square groove (10) is formed in the lifting block (15).

3. The blanking device for the zinc-impregnation furnace according to claim 2, wherein a limiting groove (16) is formed in one side of the connecting screw (14), a plurality of limiting plates (17) are arranged on the upper surface of the lifting table (1), and one end of each limiting plate (17) extends into the corresponding limiting groove (16).

4. The blanking device for the zinc-impregnation furnace according to claim 2, wherein a plurality of circular grooves (18) are formed in one side of the connecting block (11), the inner side surfaces of the circular grooves (18) are connected with the inner side surfaces of the square grooves (10) through connecting springs (19), square notches (20) are formed in one side of the square grooves (10), first spring ejector pins (21) mounted on the lifting block (15) are arranged on one side of the square notches (20), positioning rods (22) are mounted at the telescopic ends of the first spring ejector pins (21), positioning grooves (23) are formed in the connecting block (11), and the positioning rods (22) can move into the positioning grooves (23).

5. The blanking device for a zinc-impregnation furnace according to claim 4, wherein lifting frames (24) are arranged on two sides above the lifting table (1), a fixing plate (25) is arranged below the lifting frames (24), one end of the fixing plate (25) is connected with one side surface of a plurality of lifting blocks (15), a round hole (26) is formed in one side of the square groove (10), a fixed pulley (27) is arranged in the round hole (26), a lead groove (28) is formed in one side surface of the lifting block (15), a traction wire (29) is arranged on one side surface of the connecting block (11), one end of the traction wire (29) bypasses the fixed pulley (27) and penetrates through the lead groove (28) to be connected with the lower surface of the lifting frames (24), an electric telescopic rod (30) is arranged on the upper surface of the fixing plate (25), and the upper end of the electric telescopic rod (30) is fixedly connected with the lower end of the lifting frames (24).

6. The blanking device for a zinc-impregnation furnace according to claim 5, wherein the lifting frame (24) comprises a lifting plate (31) and a pushing plate (32), the lifting plate (31) is located above the pushing plate (32), the lifting plate (31) and the pushing plate (32) are connected through a second spring thimble (33), the lower surface of the pushing plate (32) is fixedly connected with the upper end of the electric telescopic rod (30), and the traction wire (29) is connected with the lower surface of the lifting plate (31).