CN217568441U

CN217568441U - Automatic quantity-controllable batching device for electric furnace

Info

Publication number: CN217568441U
Application number: CN202220290234.4U
Authority: CN
Inventors: 王廷华
Original assignee: Ningxia Xinhua Industrial Group Steel Co ltd
Current assignee: Ningxia Xinhua Industrial Group Steel Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-10-14
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a dosing unit for electric stove that can automatic accuse volume relates to electric stove production technical field, including the frame, install the batching box of frame upper surface and the mounting bracket of welding in the frame through the support frame, batching box lower surface is provided with the discharging pipe that has the bleeder valve, rotate on the mounting bracket and install the pivot one that extends to the batching box, the surface of pivot one is fixed with a plurality of batching board, the frame upper surface is provided with and is used for ordering about batching box and pivot one and carry out the power drive mechanism that rotates simultaneously; through setting up the measuring box cooperation activity loading board and spring use, when the material returns when falling into the measuring box, activity loading board downstream, and then utilize conflict piece can control solenoid valve when touching contact switch and close and stop the unloading to can guarantee that the material volume that enters into the measuring box at every turn is the same, reach fine accuse volume effect, simple structure.

Description

Automatic quantity-controllable batching device for electric furnace

Technical Field

The utility model relates to an electric stove production technical field especially relates to a dosing unit for electric stove of automatic accuse volume.

Background

The electric resistance furnace is an electric furnace using joule heat generated by passing an electric current through a conductor as a heat source. According to the electric heating mode, the resistance furnace is divided into direct heating and indirect heating. In the direct heating resistance furnace, current directly passes through the material, and the electric heating power is concentrated on the material, so the material is quickly heated, and the direct heating resistance furnace is suitable for processes requiring quick heating, such as heating of forging blanks. The resistance furnace can heat the materials to a very high temperature

Current electric stove is difficult to carry out the intensive mixing to the material when reinforced, and can not accurately master when the batching is reinforced and add the same material volume at every turn, and the material is too much to be added or the material is added too little and all can exert an influence after batching, and the function is imperfect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a but dosing unit for electric stove of automatic accuse volume has solved current electric stove and has been difficult to carry out the intensive fit mixing to the material when reinforced, and can not accurately master when the batching is reinforced and add the same material volume at every turn, and the material is too much to be added or is too few to be added and all can produce the influence after batching, the incomplete problem of function.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a dosing unit for electric stove that can automatic accuse volume, includes the frame, installs batching box and the mounting bracket of welding in the frame at the frame upper surface through the support frame, the batching box lower surface is provided with the discharging pipe that has the bleeder valve, rotate on the mounting bracket and install the pivot one that extends to in the batching box, the external fixed surface of pivot one has a plurality of batching board, the frame upper surface is provided with and is used for ordering about batching box and pivot one and carries out pivoted power drive mechanism simultaneously, mounting bracket upper surface one side fixed mounting has four guide arms, four guide arm top slidable mounting has same fixed loading board, fixed loading board upper surface fixed has the pan feeding case, be provided with unloading pipe one and unloading pipe one on the pan feeding case and run through and extend to fixed loading board below and install solenoid valve one, four there is movable loading board through elastic element slidable mounting on the guide arm, movable loading board upper surface fixed has the batching box, be provided unloading pipe two and unloading pipe two on the batching box and run through and extend to movable below and install solenoid valve two, just to the position department of unloading pipe two in the mounting bracket.

In the above scheme, it should be noted that the motor, the first electromagnetic valve, the second electromagnetic valve and the contact switch are all electrically connected to an external power supply.

As a preferred scheme of the utility model, power drive mechanism installs pivot two on motor output shaft including installing the motor at the frame upper surface, installs at the gear one and the disc of the outer surface of pivot, installs at the batching box surface and with the ring gear of a engaged with, and eccentric hinge articulates the connecting plate at the disc upper surface, articulates the rack board at the connecting plate other end, a pivot top fixed surface has with rack board engaged with gear two.

As an optimized scheme of the utility model, the lower surface mounting of rack plate has trapezoidal plate, the gliding dovetail groove of confession trapezoidal plate is seted up to the mounting bracket upper surface.

As a preferred scheme of the utility model, the outer fixed surface of pivot one installs solid fixed ring, gu install the dead lever on the fixed ring, the other end of dead lever is fixed with the scraper blade of laminating mutually with the batching box inner wall.

As a preferred scheme of the utility model, the spring at the guide arm surface is established including the cover to the elastic unit, the both ends of spring are connected with the upper surface of mounting bracket and the lower fixed surface of activity loading board respectively.

As the utility model discloses a preferred scheme, the mounting bracket back is fixed with the fixed block, fixed block upper surface mounting have with solenoid valve one and two electric connection's of solenoid valve contact switch, the activity loading board back just installs the touch multitouch that supports who uses with the contact switch cooperation to contact switch's position department.

The utility model discloses in:

the batching device for the electric furnace capable of automatically controlling the amount is provided with the measuring box, the movable bearing plate and the spring are matched for use, when the material falls into the measuring box, the movable bearing plate moves downwards, and then the electromagnetic valve is controlled to be closed to stop the blanking when the contact switch is touched by the touch block, so that the same amount of the material entering the batching box every time can be ensured, a good amount control effect is achieved, and the batching device is simple in structure;

this dosing unit for electric stove that can automatic accuse volume is through setting up power-driven mechanism, utilize gear one and ring gear meshing to order about the batching box and rotate, utilize the eccentric articulated connecting plate of disc normal running fit to use, and then order about the continuous back and forth reciprocating motion of rack board, thereby order about two continuous corotation reversals of gear, and then make pivot one drive the continuous just biography reversal of batching board, and then can reach the intensive mixing batching to the material, and utilize the scraper blade to follow pivot synchronous rotation, realize the clearance to batching incasement wall, effectively avoid the material to adhere to the adhesion phenomenon, perfect functional diversity.

Drawings

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

fig. 2 is a schematic structural view of another aspect of the present invention;

FIG. 3 is a schematic structural view of the fixed loading plate and the movable loading plate of the present invention;

FIG. 4 is a schematic view of the structure of the present invention at another angle between the fixed loading plate and the movable loading plate;

fig. 5 is a schematic structural view of the scraper of the present invention.

In the figure: 1. a frame; 2. a support frame; 3. a batching box; 4. a discharge pipe; 5. a first rotating shaft; 6. a motor; 7. a second rotating shaft; 8. a first gear; 9. a toothed ring; 10. a disc; 11. a connecting plate; 12. a rack plate; 13. a trapezoidal plate; 14. a second gear; 15. a mounting frame; 16. a guide bar; 17. fixing a bearing plate; 18. feeding into a box; 19. a first feeding pipe; 20. a first electromagnetic valve; 21. a movable bearing plate; 22. a material measuring box; 23. a feeding pipe II; 24. a second electromagnetic valve; 25. a fixed block; 26. a contact switch; 27. a contact block; 28. a batching board; 29. a fixing ring; 30. fixing the rod; 31. a squeegee; 32. a spring.

Detailed Description

Examples

Referring to fig. 1-5, the utility model provides a dosing unit for electric stove that can automatic accuse volume, which comprises a frame 1, install batching box 3 and the mounting bracket 15 of welding on frame 1 at 1 upper surface through

support frame

2, 3 lower surfaces of batching box are provided with discharging pipe 4 that has the bleeder valve, rotate on the mounting bracket 15 and install pivot one 5 that extends to in batching box 3, the outer fixed surface of pivot one 5 installs solid fixed ring 29, install dead lever 30 on the solid fixed ring 29, the other end of dead lever 30 is fixed with the scraper blade 31 of laminating mutually with 3 inner walls of batching box, 5 pivots drive solid fixed ring 29 and rotate, gu fixed ring 29 drives the regulation and rotates, and then drive scraper blade 31 and rotate, thereby utilize scraper blade 31 to come to clear up 3 inner walls of batching box, effectively avoid the material adhesion to cause extravagant phenomenon.

The outer fixed surface of pivot one 5 has a plurality of batching board 28, frame 1 upper surface is provided with and is used for ordering about batching case 3 and pivot one 5 to carry out pivoted power drive mechanism simultaneously, power drive mechanism is including installing the motor 6 at frame 1 upper surface, install pivot two 7 on motor 6 output shaft, install gear 8 and disc 10 at pivot two 7 outer surfaces, install at batching case 3 outer surface and with gear 8 engaged with ring gear 9, eccentric articulated connecting plate 11 at disc 10 upper surface, articulate rack plate 12 at the connecting plate 11 other end, 5 top outer fixed surfaces of pivot one have with rack plate 12 engaged with gear two 14, utilize motor 6 to drive pivot two 7 rotations, and then drive gear 8 and disc 10 and rotate, utilize gear 8 and ring gear 9 meshing to order about batching case 3 to rotate, utilize disc 10 and eccentric articulated connecting plate 11 cooperation to order about rack plate 12 continuous forward and backward movement, and then utilize rack plate 12 and gear two 14 to order about pivot two 7 continuous corotation and reversal, promote the batching mixing effect.

The lower surface mounting of rack plate 12 has trapezoidal plate 13, and the gliding dovetail groove of confession trapezoidal plate 13 is seted up to mounting bracket 15 upper surface, can drive trapezoidal plate 13 and move at the dovetail groove during rack plate 12 seesaw, and then utilizes trapezoidal plate 13 and dovetail groove cooperation to use and carry out spacing support to rack plate 12 for rack plate 12 can not appear rocking phenomenon in the motion process.

Mounting bracket 15 upper surface one side fixed mounting has four guide arms 16, four 16 top slidable mounting of guide arm have same fixed loading board 17, fixed loading board 17 upper surface is fixed with pan feeding case 18, be provided with unloading pipe 19 and unloading pipe 19 on pan feeding case 18 and run through and extend to fixed loading board 17 below and install solenoid valve 20, there is movable loading board 21 through elastic unit slidable mounting on four guide arms 16, elastic unit establishes the spring 32 at guide arm 16 surface including the cover, the both ends of spring 32 respectively with mounting bracket 15's upper surface and movable loading board 21's lower fixed surface be connected, can order about movable loading board 21 downstream when the material falls into measuring bin 22, and then can extrude the spring 32 shrink, and utilize the reverse effort of spring 32 to order about movable loading board 21 upward movement after the material discharges and reset.

The back of the mounting frame 15 is fixed with a fixing block 25, the upper surface of the fixing block 25 is provided with a contact switch 26 electrically connected with the first electromagnetic valve 20 and the second electromagnetic valve 24, the back of the movable bearing plate 21 is provided with a contact block 27 used in cooperation with the contact switch 26 at a position opposite to the contact switch 26, and the contact block 27 touches the contact switch 26 when moving downwards, so that the opening and closing of the first electromagnetic valve 20 and the second electromagnetic valve 24 are controlled.

The upper surface of the movable bearing plate 21 is fixed with a material measuring box 22, a second discharging pipe 23 is arranged on the material measuring box 22, the second discharging pipe 23 penetrates through the lower portion of the movable bearing plate 21 and extends to the lower portion of the movable bearing plate and is provided with a second electromagnetic valve 24, and a circular hole is formed in the position, right opposite to the second discharging pipe 23, of the mounting frame 15.

The working principle is as follows: firstly, materials to be used are poured into the feeding box 18, the first control electromagnetic valve 20 is opened, the materials fall into the measuring box 22 through the first discharging pipe 19, the measuring box 22 is driven to drive the movable bearing plate 21 to move downwards and extrude the spring 32 to contract due to the increase of gravity, the movable bearing plate 21 drives the contact block 27 to move downwards synchronously, the first electromagnetic valve 20 is driven to close when the contact block 27 contacts the contact switch 26, meanwhile, the second electromagnetic valve 24 is opened, the materials do not fall from the feeding box 18, the materials in the measuring box 22 enter the mixing box 3 through the second discharging pipe 23, the gravity of the measuring box 22 is reduced when the materials fall, the movable bearing plate 21 is driven to move upwards to reset under the action of the spring 32, and the second electromagnetic valve 24 is controlled to close after the resetting, solenoid valve 20 is opened, repeated blanking in-process, and the blanking volume has reached unifiedly at every turn, the material enters into batching box 3 after starter motor 6 drives pivot two 7 and rotates, pivot two 7 drive gear 8 and disc 10 rotate, order about batching box 3 and rotate under gear 8 and ring gear 9 meshing effect, order about rack plate 12 constantly seesaw under the eccentric articulated effect of disc 10 and connecting plate 11, and then drive pivot one 5 constantly corotation and reversal under rack plate 12 and two 14 effects of gear, and then drive batching plate 28 constantly corotation reversal, realize the batching mixing, can drive scraper blade 31 synchronous rotation when pivot one 5 rotates simultaneously, come to scrape out the clearance to 3 inner walls of batching box, the batching is accomplished the back material and is discharged through discharging pipe 4.

Claims

1. The utility model provides a dosing unit for electric stove that can automatic accuse volume, its characterized in that, include frame (1), install batching box (3) and welding mounting bracket (15) on frame (1) of frame (1) upper surface through support frame (2), batching box (3) lower surface is provided with discharging pipe (4) that have the bleeder valve, rotate on mounting bracket (15) and install pivot one (5) that extend to in batching box (3), the external fixed surface of pivot one (5) has a plurality of batching board (28), frame (1) upper surface is provided with and is used for driving about batching box (3) and pivot one (5) to carry out pivoted power-driven mechanism simultaneously, mounting bracket (15) upper surface one side fixed mounting has four guide arms (16), four guide arm (16) top slidable mounting has same fixed loading board (17), fixed loading board (17) upper surface is fixed with feeding box (18), feeding box (18) are last to be provided with blanking pipe one (19) and feeding pipe one (19) and extend to fixed loading board (17) below and install one (20), and there is fixed solenoid valve (21) through flexible surface mounting unit (21), the material measuring box (22) is provided with a second discharging pipe (23) and the second discharging pipe (23) penetrates through the position extending to the lower portion of the movable bearing plate (21) and is provided with a second electromagnetic valve (24), and the mounting frame (15) is provided with a circular hole right opposite to the position of the second discharging pipe (23).

2. The automatic quantity-controllable batching device for the electric furnace according to claim 1, characterized in that the power driving mechanism comprises a motor (6) arranged on the upper surface of the frame (1), a rotating shaft II (7) arranged on the output shaft of the motor (6), a gear I (8) and a disc (10) arranged on the outer surface of the rotating shaft II (7), a toothed ring (9) arranged on the outer surface of the batching box (3) and meshed with the gear I (8), a connecting plate (11) eccentrically hinged on the upper surface of the disc (10), and a rack plate (12) hinged on the other end of the connecting plate (11), wherein a gear II (14) meshed with the rack plate (12) is fixed on the outer surface of the top end of the rotating shaft I (5).

3. The automatic quantity-controllable batching device for the electric furnace according to claim 2, characterized in that a trapezoidal plate (13) is installed on the lower surface of the rack plate (12), and a trapezoidal groove for the trapezoidal plate (13) to slide is formed on the upper surface of the mounting frame (15).

4. The automatic quantity-controllable batching device for electric furnaces according to claim 1, characterized in that a fixing ring (29) is fixedly installed on the outer surface of the first rotating shaft (5), a fixing rod (30) is installed on the fixing ring (29), and a scraper (31) which is attached to the inner wall of the batching box (3) is fixed at the other end of the fixing rod (30).

5. The automatic quantity-controllable batching device for electric furnaces according to claim 1, characterized in that said elastic unit comprises a spring (32) sleeved on the outer surface of the guide rod (16), both ends of said spring (32) are respectively fixedly connected with the upper surface of the mounting frame (15) and the lower surface of the movable loading plate (21).

6. The batching device capable of automatically controlling the quantity according to claim 1, wherein a fixed block (25) is fixed on the back surface of the mounting frame (15), a contact switch (26) electrically connected with the first electromagnetic valve (20) and the second electromagnetic valve (24) is installed on the upper surface of the fixed block (25), and a contact resisting block (27) matched with the contact switch (26) is installed at the position, opposite to the contact switch (26), of the back surface of the movable bearing plate (21).