CN214191257U

CN214191257U - Natural gas stove automatic feeding

Info

Publication number: CN214191257U
Application number: CN202023333576.XU
Authority: CN
Inventors: 刘衍巧; 田其伟; 刘恩奎; 石淑涵
Original assignee: Shandong Jianqiao Machinery Co Ltd
Current assignee: Shandong Jianqiao Machinery Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-14
Anticipated expiration: 2030-12-31

Abstract

The application relates to the field of natural gas furnaces, in particular to an automatic feeding device of a natural gas furnace, which comprises a conveyor belt and a guide plate, wherein the discharge end of the conveyor belt is connected with the guide plate, the guide plate is connected with a feed inlet of the natural gas furnace, one side of the guide plate, which is far away from the conveyor belt, inclines to the ground and is provided with a baffle plate, a hydraulic cylinder with a telescopic direction facing to or deviating from the feed inlet is arranged on the guide plate, the end part of a piston rod is fixedly provided with a push plate, the outer peripheral surface of a round steel is contacted with the guide plate when the round steel is conveyed to the guide plate through the conveyor belt and rolls towards the direction far away from the conveyor belt, the round steel can stop moving due to the limiting action of the baffle plate when the round steel rolls to the edge of the guide plate, the hydraulic cylinder pushes the round steel into the natural gas furnace, after the round steel is pushed into the natural gas furnace, the round steel far away from the baffle plate can continue to roll under the action of gravity, so that the number of the round steel on the guide plate is kept constant, and the effect of automatic feeding is realized, the manpower consumption is reduced, and the stress area of the round steel can be increased by the push plate at the end part of the piston rod.

Description

Natural gas stove automatic feeding

Technical Field

The application relates to the field of natural gas furnaces, in particular to an automatic feeding device of a natural gas furnace.

Background

The natural gas furnace is a heating device commonly used when steel parts are forged, round steel with different sizes can be heated, and forging is carried out after heating is completed. In order to facilitate pushing of round steel into the furnace and prevent the round steel from shifting, the round steel is generally horizontally placed and pushed into the furnace along the axial direction of the round steel.

The Chinese utility model patent with the current publication number of CN205079453U discloses a natural gas phase-change natural gas furnace with an automatic pushing device, which comprises a furnace body, wherein the furnace body is internally communicated with a fire tube, the fire tube is directly communicated with a smoke tube, the smoke tube is also sequentially communicated with a smoke box and a chimney, and a straight pull rod is fixed between end sockets at two ends of the furnace body; the upper end of the outer side of the furnace body is vertically fixed with a heat exchanger, the heat exchanger is of an upper closed cylinder and a lower closed cylinder, the upper part of the heat exchanger accounts for four fifths of the heat exchanger and is hermetically connected through a flange, the lower end of the heat exchanger is provided with a water return connecting pipe communicated with the inside of the furnace body, the upper end of the heat exchanger is provided with a steam inlet pipe communicated with the inside of the furnace body, and a natural gas coil is vertically fixed in the heat exchanger; the left end feed inlet department of furnace body is provided with automatic blevile of push, and automatic blevile of push includes first support table, second support table and feeding device, first support table and second support table are fixed in feed inlet one side of furnace body along the business turn over material direction of fire section of thick bamboo in proper order, and feeding device is the pneumatic cylinder, and the cylinder body and the second support table of pneumatic cylinder link firmly, still are provided with the scraping wings on feeding device's the piston rod, and first support table surface is provided with the direction passageway.

In view of the above-mentioned related art, the inventor believes that the round steel needs to be manually carried to the supporting table during the feeding process, which consumes much labor.

SUMMERY OF THE UTILITY MODEL

In order to improve the phenomenon that the material loading process needs a lot of manpowers, this application provides a natural gas stove autoloading device.

The application provides a natural gas stove automatic feeding adopts following technical scheme:

the utility model provides a natural gas stove automatic feeding, includes conveyer belt and deflector, the discharge end and the deflector of conveyer belt are connected, the deflector is connected with the feed inlet of natural gas stove, one side that the conveyer belt was kept away from to the deflector inclines to ground and is provided with the baffle, one side that the natural gas stove feed inlet was kept away from to the deflector is provided with the pneumatic cylinder, the flexible direction orientation of pneumatic cylinder or the feed inlet that deviates from the natural gas stove, the end fixing of the piston rod of pneumatic cylinder has the push pedal.

Through adopting above-mentioned technical scheme, the round steel conveys to the deflector through the conveyer belt on, the outer peripheral face and the conveyer belt contact of round steel in data send process, the outer peripheral face and the deflector contact of round steel when conveying to on the deflector. The guide plate is inclined towards the ground, the round steel rolls in the direction far away from the conveyor belt under the action of gravity, the round steel stops moving due to the limiting effect of the baffle when rolling to the edge of the guide plate, the telescopic direction of the hydraulic cylinder faces to the feeding port of the natural gas furnace, the hydraulic cylinder can push the round steel into the natural gas furnace, and after the round steel is pushed into the natural gas furnace, the round steel far away from the baffle can continue to roll under the action of gravity, so that the number of the round steel on the guide plate is kept constant, the automatic feeding effect is realized, and the labor consumption is reduced; the end part of the piston rod is fixed with a push plate, and the push plate can increase the stress area of the round steel.

Optionally, the hydraulic cylinder is provided with a plurality of hydraulic cylinders, and the hydraulic cylinders are parallel to each other.

Through adopting above-mentioned technical scheme, the flexible direction of each pneumatic cylinder is the same, can be simultaneously to the propelling movement round steel in the natural gas stove, is provided with a plurality of pneumatic cylinders simultaneously, and the operating condition of pneumatic cylinder is confirmed to the round steel quantity and the position that the staff can push as required, independently to the propelling movement a certain or several round steel in the natural gas stove.

Optionally, the size of the push plate is matched with the size of the bottom surface of the round steel with the smallest diameter.

Through adopting above-mentioned technical scheme, the round steel can be close to together because the action of gravity on the deflector, if the push pedal is greater than the bottom surface of round steel, the phenomenon that the round steel quantity of propelling movement is too much takes place easily, therefore the bottom surface phase-match of push pedal and the round steel that the diameter is minimum can improve the suitability.

Optionally, a limiting plate is arranged on one side, close to the conveyor belt, of the push plate along the direction of the piston rod, and one end, close to the natural gas furnace, of the limiting plate is inclined.

By adopting the technical scheme, the limiting plate can move when the piston rod of the hydraulic cylinder moves, and because the lengths of two adjacent round steel can be different, when a certain round steel is pushed, if the round steel positioned on one side close to the conveyor belt is shorter, the round steel can shift and roll to the position of the pushed round steel, when the piston rod contracts, the push plate is limited by the round steel, so that the piston rod can not contract to the original position, and the limiting plate can limit the shift of the round steel; the limiting plate can be conveniently extended into the space between the two round steels by arranging the inclined end of the limiting plate close to the natural gas furnace.

Optionally, a sliding groove is formed in the push plate in the vertical direction, a positioning block is arranged on the limiting plate, and the positioning block is connected with the sliding groove in a sliding mode.

By adopting the technical scheme, the limiting plate is connected with the push plate in a sliding mode through the sliding groove and the positioning block, the limiting plate can move together with the piston rod when the piston rod moves, the limiting plate is located between the two round steels, the round steels can jack the limiting plate upwards to enable the limiting plate to slide along the push plate in the vertical direction, the limiting plate stops sliding when sliding to the side close to the guide plate and tangent to the round steels, and the limiting plate can limit the round steels; meanwhile, the limiting plate is tangent to the round steel and is not completely inserted between the two round steels, and the phenomenon that the round steel moves towards the direction close to the conveying belt can be reduced.

Optionally, a height-limiting bolt is arranged above the push plate, and the height-limiting bolt is in threaded connection with one end, far away from the guide plate, of the sliding groove.

Through adopting above-mentioned technical scheme, the staff can adjust the height of limit for height bolt according to the diameter of round steel, confirms the gliding maximum height of limiting plate for it is tangent with the round steel to be close to deflector one side when the limiting plate stops to slide, can play limiting displacement to the round steel, can also reduce the phenomenon that the round steel removed to being close to the conveyer belt direction simultaneously.

Optionally, a variable pitch device is arranged on one side, away from the natural gas furnace, of the hydraulic cylinder, and comprises a variable pitch screw and a driving block, the installation direction of the variable pitch screw is parallel to the upper surface of the guide plate and perpendicular to the movement direction of the piston rod, the variable pitch screw is provided with screw grooves, the distance between the screw grooves is sequentially and uniformly increased from one end, away from the conveyor belt, to the end, close to the conveyor belt, of the variable pitch screw, and a motor is installed at one end of the variable pitch screw;

the one end that the natural gas stove was kept away from to every pneumatic cylinder all is provided with the drive block, the through-hole has been seted up to the drive block, and the through-hole inner wall is provided with the slider that matches with the thread groove, the displacement screw rod passes from the through-hole, and the thread groove and the slider sliding connection of displacement screw rod.

Through adopting above-mentioned technical scheme, the rotation of displacement screw rod can be driven to the motor, through slider and thread groove sliding connection between displacement screw rod and the drive block, has relative motion between the displacement screw rod rotation in-process and the drive block, and the drive block can drive the pneumatic cylinder and slide along the displacement screw rod. The pitch of displacement screw is from the one end of keeping away from the conveyer belt to the one end that is close to the conveyer belt grow gradually, and the distance that is close to the pneumatic cylinder removal of conveyer belt one side will be greater than the pneumatic cylinder of keeping away from conveyer belt one side for the displacement of pneumatic cylinder matches with the diameter of round steel.

Optionally, the surface of the conveyor belt is provided with a plurality of limiting strips, and the direction of the limiting strips is perpendicular to the conveying direction of the conveyor belt.

By adopting the technical scheme, when the round steel is conveyed by the conveyor belt, the curved surface of the round steel is contacted with the conveyor belt, and the limiting strips can reduce the phenomenon that the round steel rolls on the conveyor belt at four positions; the direction of spacing strip and the direction of transfer of conveyer belt are perpendicular can make the round steel transport when the motion direction of axial and pneumatic cylinder unanimous on the deflector, and the round steel of being convenient for rolls on the deflector.

In summary, the present application includes at least one of the following beneficial technical effects:

1. an inclined guide plate is arranged at a feed inlet of the natural gas furnace, a plurality of hydraulic cylinders are arranged on the guide plate, the hydraulic cylinders can push round steel to move into the natural gas furnace, and the inclined guide plate can enable the round steel to be automatically filled in a vacant position on the guide plate, so that the function of automatic feeding is realized;

2. be provided with the limiting plate on the pneumatic cylinder, can reduce the phenomenon that takes place the skew in the round steel motion process.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of a guide plate near a side of a natural gas furnace according to an embodiment of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2

FIG. 4 is an exploded view of the pitch device of the embodiment of the present application;

fig. 5 is a schematic structural diagram of a driving block in the embodiment of the present application.

Description of reference numerals: 100. a support; 200. a conveyor belt; 210. a limiting strip; 300. a natural gas furnace; 310. a feed inlet; 400. a guide plate; 410. a baffle plate; 420. a hydraulic cylinder; 421. a piston rod; 422. a cylinder body; 423. pushing the plate; 424. a height-limiting bolt; 425. a chute; 430. a limiting plate; 431. positioning blocks; 500. a pitch change device; 510. a variable pitch screw; 520. a drive block; 521. a through hole; 522. a slider; 530. a fixed block; 540. an electric motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses natural gas stove automatic feeding.

Referring to fig. 1, a natural gas furnace 300 is placed on a support 100, an automatic feeding device is arranged at a feed inlet 310 of the natural gas furnace 300, the feeding device comprises a conveyor belt 200 and a guide plate 400, a plurality of hydraulic cylinders 420 extending towards or away from the feed inlet 310 of the natural gas furnace 300 in the extension direction are arranged on the guide plate 400, and the hydraulic cylinders 420 are parallel to each other.

The conveying direction of the conveyor belt 200 is perpendicular to the telescopic direction of the hydraulic cylinder 420, the discharge end of the conveyor belt 200 is connected with the guide plate 400, the guide plate 400 is connected with the feed inlet 310 of the natural gas furnace 300, one side of the guide plate 400, which is far away from the conveyor belt 200, inclines towards the direction close to the ground, one side of the guide plate 400, which is far away from the conveyor belt 200, is also provided with a baffle plate 410, and the baffle plate 410 can be fixed on the guide plate 400 in a bolt fixing mode in the embodiment of the application. The round steel is transported to the guide plate 400 through the conveyor belt 200, stops moving when moving to the baffle plate 410 on the guide plate 400, and enters the natural gas furnace 300 from the feeding hole 310 under the pushing of the hydraulic cylinder 420.

The surface of the conveyor belt 200 is provided with a plurality of mutually parallel spacing strips 210, and the direction of the spacing strips 210 is vertical to the conveying direction of the conveyor belt 200. In order to facilitate rolling of the round steel on the guide plate 400, when the round steel is transported by the conveyor belt 200, the curved surface of the round steel is in contact with the conveyor belt 200, the axial direction of the round steel is perpendicular to the conveying direction of the conveyor belt 200, and the limiting strips 210 can reduce the rolling phenomenon of the round steel on the conveyor belt 200.

The push plate 423 is arranged at the end part of the piston rod 421 of the hydraulic cylinder 420, so that the contact area between the hydraulic cylinder 420 and the round steel can be increased. One side of the hydraulic cylinder 420 far away from the natural gas furnace 300 is provided with a distance changing device 500, and the distance changing device 500 can change the distance between two adjacent hydraulic cylinders 420, so that the distance between two adjacent hydraulic cylinders 420 is matched with the diameter of the round steel.

Referring to fig. 2 and 3, the size of the push plate 423 is matched with the size of the bottom surface of the round bar having the smallest diameter, and the push plate 423 does not contact the guide plate 400 in order to reduce the frictional force when pushing the round bar.

A limit plate 430 is slidably connected to a side of the push plate 423 close to the conveyor belt 200, and the direction of the limit plate 430 is parallel to the direction of the piston rod 421. The push plate 423 is provided with a sliding groove 425 along the direction, the direction of the sliding groove 425 is inclined, and the component is in the vertical direction. The top of the sliding groove 425 is provided with a height limiting bolt 424, the limiting plate 430 is provided with a positioning block 431, the positioning block 431 is in sliding connection with the sliding groove 425, and the height limiting bolt 424 is used for determining the maximum sliding height of the limiting plate 430. In order to facilitate the extension of the limiting plate 430 between two adjacent round bars, one end of the limiting plate 430 close to the natural gas furnace 300 may be inclined. The stopper plate 430 is shorter on the side closer to the guide plate 400 than on the side farther from the guide plate 400.

Referring to fig. 1 and 4, the pitch device 500 includes a pitch screw 510 having a screw groove, and a driving block 520, the driving block 520 being installed at an end of the hydraulic cylinder 420 remote from the natural gas stove 300, the driving block 520 being engaged with an upper side of the guide plate 400 and being capable of sliding on the upper side of the guide plate 400 toward a direction approaching or away from the conveyor 200. The pitch-variable screw 510 passes through the driving block 520, one end of which is rotatably connected with the fixed block 530, and the other end of which is connected with an output shaft key of the motor 540. The pitch-variable screw 510 rotates relative to the driving block 520 under the action of the motor 540, and the driving block 520 slides along the pitch-variable screw 510, so that the distance between two adjacent hydraulic cylinders 420 is changed.

Referring to fig. 4 and 5, the distance between the grooves of the pitch screw 510 is uniformly gradually varied. The end with dense screw grooves of the pitch-variable screw 510 is positioned on the side of the guide plate 400 far away from the conveyor belt 200, and the end with sparse screw grooves of the pitch-variable screw 510 is positioned on the side of the guide plate 400 near the conveyor belt 200.

The driving block 520 is provided with a through hole 521, the inner wall of the through hole 521 is provided with a sliding block 522, the variable pitch screw 510 penetrates through the through hole 521, and the screw groove is in sliding connection with the sliding block 522. The motor 540 drives the pitch-variable screw 510 to rotate, and the sliding block 522 slides along the pitch-variable screw 510, so as to achieve the effect of adjusting the distance between two adjacent hydraulic cylinders 420.

The implementation principle of the automatic feeding device of the natural gas furnace in the embodiment of the application is as follows: when propelling movement round steel, use conveyer belt 200 earlier to transport the round steel to deflector 400 on, the axial of round steel is perpendicular with natural gas stove 300's feed inlet 310, and the round steel can roll to the direction of keeping away from conveyer belt 200 under the effect of gravity, rolls to the stop of baffle 410 department.

Start hydraulic cylinder 420 when needing the feeding, hydraulic cylinder 420 can promote the round steel towards the direction of natural gas stove 300 feed inlet 310, and limiting plate 430 can move with piston rod 421 together when the piston rod 421 of hydraulic cylinder 420 extends, and limiting plate 430 stretches into between two adjacent round steel to upwards slide under the effect of two round steel to tangent with the round steel. The limiting plate 430 can limit the round steel on one side close to the conveyor belt 200, and the phenomenon that the round steel deviates is reduced. The round steel enters into natural gas stove 300 back piston rod 421 and resumes the normal position, and limiting plate 430 no longer plays limiting displacement to the round steel, and the round steel can continue to roll under the effect of gravity, supplements original vacancy, realizes automatic feeding.

Can start motor 540 when the diameter of round steel changes make pitch-variable screw 510 rotate, and pitch-variable screw 510 makes the pneumatic cylinder 420 migration distance that is close to conveyer belt 200 one side big, and the hydraulic stem migration distance that keeps away from conveyer belt 200 one side is little, reaches the diameter assorted effect of the position of pneumatic cylinder 420 and round steel.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a natural gas stove automatic feeding which characterized in that: including conveyer belt (200) and deflector (400), the discharge end and deflector (400) of conveyer belt (200) are connected, deflector (400) are connected with feed inlet (310) of natural gas stove (300), one side that conveyer belt (200) were kept away from in deflector (400) inclines to ground and is provided with baffle (410), one side that natural gas stove (300) feed inlet (310) were kept away from in deflector (400) is provided with pneumatic cylinder (420), the flexible direction orientation of pneumatic cylinder (420) or feed inlet (310) that deviates from natural gas stove (300), the end fixing of piston rod (421) of pneumatic cylinder (420) has push pedal (423).

2. The automatic feeding device of the natural gas furnace according to claim 1, characterized in that: the hydraulic cylinders (420) are arranged in a plurality, and the hydraulic cylinders (420) are parallel to each other.

3. The automatic feeding device of the natural gas furnace according to claim 2, characterized in that: the size of the push plate (423) is matched with the size of the bottom surface of the round steel with the smallest diameter.

4. The automatic feeding device of the natural gas furnace according to claim 3, characterized in that: one side of the push plate (423) close to the conveyor belt (200) is provided with a limiting plate (430) along the direction of the piston rod (421), and one end of the limiting plate (430) close to the natural gas furnace (300) is inclined.

5. The automatic feeding device of the natural gas furnace according to claim 4, characterized in that: a sliding groove (425) is formed in the push plate (423) in the vertical direction, a positioning block (431) is arranged on the limiting plate (430), and the positioning block (431) is connected with the sliding groove (425) in a sliding mode.

6. The automatic feeding device of the natural gas furnace according to claim 5, characterized in that: a height limiting bolt (424) is arranged above the push plate (423), and the height limiting bolt (424) is in threaded connection with one end, far away from the guide plate (400), of the sliding groove (425).

7. The automatic feeding device of the natural gas furnace according to claim 6, characterized in that: a variable-pitch device (500) is arranged on one side, away from the natural gas furnace (300), of the hydraulic cylinder (420), the variable-pitch device (500) comprises a variable-pitch screw (510) and a driving block (520), the installation direction of the variable-pitch screw (510) is parallel to the upper surface of the guide plate (400) and is perpendicular to the movement direction of the piston rod (421), screw grooves are formed in the variable-pitch screw (510), the distance between the screw grooves is sequentially and uniformly increased from one end, away from the conveyor belt (200), to the end, close to the conveyor belt (200), of the variable-pitch screw (510), and a motor (540) is installed at one end of the variable-pitch screw (510);

one end, far away from the natural gas stove (300), of each hydraulic cylinder (420) is provided with a driving block (520), a through hole (521) is formed in the driving block (520), a sliding block (522) matched with a screw groove is arranged on the inner wall of the through hole (521), the variable-pitch screw rod (510) penetrates through the through hole (521), and the screw groove of the variable-pitch screw rod (510) is in sliding connection with the sliding block (522).

8. The automatic feeding device of the natural gas furnace according to claim 7, characterized in that: the surface of conveyer belt (200) is provided with a plurality of spacing strip (210), the direction of spacing strip (210) and the direction of transfer of conveyer belt (200) are perpendicular.