CN212831251U

CN212831251U - A unloader for fireworks bright bead screening

Info

Publication number: CN212831251U
Application number: CN202021552485.2U
Authority: CN
Inventors: 陈水华; 何孝亩
Original assignee: Liuyang Xin Peng Fireworks Co ltd
Current assignee: Liuyang Xin Peng Fireworks Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-30
Anticipated expiration: 2030-07-30

Abstract

The utility model relates to an unloader that is used for fireworks bright bead to sieve, it is including connecting the stock guide on the screening machine body, the discharge end below of stock guide is equipped with the case that gathers materials, gather materials bottom fixedly connected with gyro wheel, be equipped with on the screening machine body and be used for the drive the case that gathers materials has the effect of using manpower sparingly when evenly expecting for the case that gathers materials along the gliding lead screw driving medium of horizontal direction.

Description

A unloader for fireworks bright bead screening

Technical Field

The application relates to the field of firework manufacturing, in particular to a discharging device for screening firework bright beads.

Background

The firework powder is granulated by a roller to obtain granular firework bright beads, the grain diameters of the bright bead grains manufactured by the roller are different, grading screening is needed, and the bright bead grains with specific standard grain diameters are screened out to serve as qualified finished products.

The prior Chinese patent with the publication number of CN206356247U discloses an automatic screening machine for bright fireworks beads, which comprises a crank and a rocker driven by a driving device, a carriage, a screen and a drainage device, wherein the crank is arranged on the driving device and provides power, the carriage reciprocates through the transmission of the rocker, the carriage is connected with the ground through a roller to ensure the stable motion of the carriage, a feeding port of the carriage is aligned with the unloading direction of the bright beads, and a material collecting device is arranged at a discharging port of the carriage; the bright beads are screened by the screen, after the screening is finished, the vibrating motor is started to roll the bright beads clamped on the screen holes, and the screened bright beads are discharged into the material collecting device from the discharge hole.

To the correlation technique among the above-mentioned, at the screening machine to the screening process of fireworks bright bead, because the position of the case of gathering materials is fixed, can't give the case of gathering materials evenly flourishing from discharge gate exhaust fireworks bright bead, cause easily gathering materials the accumulation of a certain position fireworks bright bead in the case, and then need the interior fireworks bright bead of manual stirring case that gathers materials, and this process has increased staff's burden.

SUMMERY OF THE UTILITY MODEL

In order to make the even flourishing material of case of gathering together can use manpower sparingly, this application provides a unloader that is used for fireworks bright bead to sieve.

The application provides a unloader for fireworks bright bead screening adopts following technical scheme:

the utility model provides an unloader for fireworks bright bead screening, is including connecting the stock guide on the screening machine body, stock guide discharge end below is equipped with the case that gathers materials, gather materials bottom fixedly connected with gyro wheel, be equipped with on the screening machine body and be used for the drive gather materials the gliding lead screw driving medium of case along the horizontal direction.

Through adopting above-mentioned technical scheme, when the stock guide carries out the unloading to the fireworks bright bead after the screening, under the effect of lead screw driving medium, the case that gathers materials makes a round trip to slide along the horizontal direction, makes the fireworks bright bead evenly distributed who flows through the stock guide inside the case that gathers materials to have the effect of using manpower sparingly when the even flourishing material of the case that gathers materials.

Preferably, the lead screw driving medium includes motor and lead screw, the lead screw rotates to be connected on the screening machine body, the lead screw is parallel arrangement with the screening machine body, the coaxial fixed connection of output shaft of motor in the one end of lead screw, the lead screw is worn to establish and screw-thread fit has the slider, be equipped with on the slider and be used for the joint the spacing subassembly of the case that gathers materials.

By adopting the technical scheme, the motor is started, the motor drives the screw rod to rotate, the motor drives the sliding block to slide along the horizontal direction due to the threaded fit of the sliding block and the screw rod, and the sliding block drives the material collecting box to move back and forth along the horizontal direction, so that the material guide plate can uniformly contain materials for the material collecting box; the motor is used as a power source, so that labor can be saved, the screw rod has a limiting function, and the sliding block can be limited at a certain position; spacing subassembly makes the convenient dismantlement of case that gathers materials, after the case that gathers materials gathers full fireworks bright bead, can remove the relation of connection with the screening machine body through spacing subassembly with the case that gathers materials.

Preferably, the side wall of the material collecting box is provided with a through hole for the slider to penetrate through, the limiting assembly comprises a limiting block and a compression spring, the slider is positioned on one section of the side wall inside the material collecting box and is provided with a first sliding groove for the limiting block to be completely inserted, two ends of the compression spring are respectively and fixedly connected to one surface, close to the first sliding groove, of the limiting block and the side wall of the first sliding groove, and when the compression spring is not deformed, the limiting block is partially inserted into the first sliding groove.

Through adopting above-mentioned technical scheme, press the stopper with the slider joint when gathering materials the case, make the stopper peg graft in sliding tray one completely, pass the through-hole with the slider, remove pressing down to the stopper, then the stopper can bounce-back, make the stopper part peg graft in sliding tray one to but the part butt that the stopper is located sliding tray one is on the inside wall that gathers materials the case, prevents that the slider from breaking away from the case that gathers materials, thereby has the effect of being convenient for with the case that gathers materials and screening machine body joint.

Preferably, one end of the limiting block, which is located at the other end of the first sliding groove and is far away from the screw rod, is provided with an arc convex surface.

Through adopting above-mentioned technical scheme, peg graft the slider in the through-hole when, the setting of arc convex surface receives the effort that comes from the case that gathers materials with the stopper and decomposes into the power that impels the stopper into sliding tray one, make the stopper peg graft in sliding tray one completely, wear out the case that gathers materials until the slider part, stopper auto-eject, partial butt is in the case inside wall that gathers materials, thereby need not the manual stopper that presses, reduce the operating procedure, in order to make things convenient for personnel to operate, thereby have the effect of being convenient for with slider and the case joint that gathers materials to a certain extent.

Preferably, a pull rod is fixedly connected to the side wall of the limiting block, the slider is penetrated and arranged at one end, away from the limiting block, of the pull rod, and a second sliding groove for the pull rod to slide along the vertical direction is formed in the side wall of the limiting block.

Through adopting above-mentioned technical scheme, at the in-process of removing the joint of slider and the case that gathers materials, slide the pull rod along the length direction of sliding tray two to drive the stopper and insert sliding tray one completely, break away from the through-hole with the slider, thereby remove the spacing relation of slider and the case that gathers materials, can conveniently operate the stopper through the pull rod and insert sliding tray one, thereby have the effect of convenient to detach slider to a certain extent.

Preferably, the material guide plate is hinged to the screening machine body, an extension spring is fixedly connected to the lower surface of the material guide plate, one end, away from the material guide plate, of the extension spring is fixedly connected to the side wall of the screening machine body, a cam is abutted to the lower surface of the material guide plate, a guide rod is coaxially and fixedly connected to the cam and is rotatably connected to the side wall of the screening machine body, the guide rod and the screw rod are arranged in parallel, a first gear is coaxially and fixedly connected to one end, away from the cam, of the guide rod, a second gear is coaxially and fixedly connected to the screw rod, and the first gear is meshed with the second.

By adopting the technical scheme, when the motor is started, the motor drives the gear II to rotate, the gear II drives the gear I to rotate, the gear I drives the cam to rotate, when the cam rotates to the position that the convex part of the cam abuts against the lower surface of the guide plate, the guide plate is pushed to move upwards, and the cam pushes the guide plate once when doing circular motion, so that the cam drives the guide plate to vibrate up and down, and the firework bright beads passing through the guide plate can be dispersed in the vibration process of the guide plate, thereby having the effect of improving the discharging efficiency of the firework bright beads; the motor can realize the rotation of the cam at the same time, thereby having the effect of saving energy consumption.

Preferably, baffles are fixedly connected to two sides of the material guide plate in the width direction and are located outside the screening machine body.

Through adopting above-mentioned technical scheme, at stock guide vibrations in-process, the baffle has and stops fireworks bright bead and prevent its bullet effect to subaerial.

Preferably, a dust suction mechanism is arranged on one side of the guide plate and comprises a fan, a dust suction pipe and a dust suction hopper, two ends of the dust suction pipe are respectively communicated with the fan and the dust suction hopper, and the dust suction hopper is fixedly connected to the side wall of the screening machine body and faces one end, outside the screening machine body, of the guide plate.

Through adopting above-mentioned technical scheme, have the dust in the fireworks bright bead, the dust scatters to the respiratory track that is unfavorable for the staff in the air healthy, and is unfavorable for the safety in production workshop, starts the fan, and the dust absorption fill absorbs the dust in the fireworks bright bead to dust absorption mechanism has the effect of absorbing the dust.

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

1. the lead screw transmission part is arranged on the material collecting box, and when the material guide plate discharges the screened firework bright beads, the material collecting box slides back and forth along the horizontal direction under the action of the lead screw transmission part, so that the firework bright beads flowing through the material guide plate are uniformly distributed inside the material collecting box, and the material collecting box is uniformly filled with materials and has the effect of saving labor;

2. the feeding device is characterized in that a cam, a first gear and a second gear are arranged, when a motor is started, the motor drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the cam to rotate, when the cam rotates to the position, where the convex part of the cam abuts against the lower surface of the material guide plate, the material guide plate is pushed to move upwards, and when the cam does circular motion, the cam pushes the material guide plate once, so that the cam drives the material guide plate to vibrate up and down, fireworks bright beads passing through the material guide plate can be dispersed in the vibration process of the material guide plate, and the effect of improving the discharging efficiency of the fireworks bright; the motor can also realize the rotation of the cam at the same time, thereby having the effect of saving energy consumption.

Drawings

FIG. 1 is a schematic overall structure diagram of a blanking device for screening bright fireworks in the application;

fig. 2 is an enlarged structural view of the material guide plate and the material collecting box of fig. 1;

fig. 3 is a sectional view of the material guide plate and the material collecting box of fig. 1;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. a screening machine body; 2. a discharge port; 3. a material guide plate; 4. an extension spring; 5. a baffle plate; 6. a screw rod transmission part; 61. a motor; 62. a screw rod; 7. a support ring; 8. a material collecting box; 9. a roller; 10. a fixed block; 11. a through hole; 12. a slider; 13. a cam; 14. a first gear; 15. a second gear; 16. a limiting component; 161. a limiting block; 162. a compression spring; 17. a first sliding groove; 18. an arc convex surface; 19. a pull rod; 20. a second sliding groove; 21. a dust suction mechanism; 211. a fan; 212. a dust collection pipe; 213. a dust suction hopper; 22. a guide bar; 23. and a support plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1, the fireworks bright bead screening machine comprises a screening machine body 1, and a discharge hole 2 is formed in the side wall of the screening machine body 1.

The embodiment of the application discloses a discharging device for screening bright fireworks.

Referring to fig. 2 and 3, a material guide plate 3 is arranged inside the sieving machine body 1, one end of the material guide plate 3 is hinged to the inner wall of the sieving machine body 1, the other end of the material guide plate 3 extends out of the discharge port 2, the material guide plate 3 is arranged in an inclined manner, one side of the material guide plate 3, which is positioned at the discharge port 2, is lower than the other side, and the lower side of the material guide plate 3 is a discharge end; the axis of rotation of stock guide 3 is parallel arrangement with the length direction of screening machine body 1, two extension spring 4 of stock guide 3 lower surface length direction fixedly connected with, the one end fixed connection that stock guide 3 was kept away from to one of them extension spring 4 is on screening machine body 1 inside wall, the one end fixed connection that stock guide 3 was kept away from to another extension spring 4 is located discharge gate 2, the equal perpendicular fixedly connected with baffle 5 in stock guide 3 upper surface width direction both sides, baffle 5 is located outside screening machine body 1.

The discharge gate end below of stock guide 3 is equipped with rectangle case 8 that gathers materials, and the opening that gathers materials case 8 up, gathers materials 8 bottom fixedly connected with four gyro wheels 9 of case, and gyro wheel 9 is universal brake wheel, and the lateral wall of screening machine body 1 is equipped with the lead screw driving medium 6 that is used for the drive to gather materials 8 horizontal slippage of case.

The screening machine comprises a screening machine body 1, a screening machine body and a motor 61, wherein two rectangular fixed blocks 10 are fixedly connected to the side wall of the screening machine body 1, a screw rod transmission piece 6 comprises a screw rod 62, the screw rod 62 is rotatably connected to two side walls of the two fixed blocks 10, the screw rod 62 and a material collecting box 8 are arranged in parallel, a supporting plate 23 is vertically and fixedly connected to the side wall of the screening machine body 1, the supporting plate 23 is fixedly connected with the motor 61 through a bolt, an output shaft of the motor 61 is coaxially and fixedly connected with; the screw rod 62 is provided with a sliding block 12 in a penetrating and threaded fit mode, and the sliding block 12 is provided with a limiting assembly 16 used for clamping the material collecting box 8; the motor 61 is started, the motor 61 drives the screw rod 62 to rotate, and because the slide block 12 is in threaded fit with the screw rod 62, the motor 61 drives the slide block 12 to slide along the horizontal direction, and the slide block 12 drives the material collecting box 8 to move back and forth along the horizontal direction, so that the material discharging end of the material guide plate 3 can uniformly contain materials for the material collecting box 8.

Referring to fig. 3 and 4, the through hole 11 that supplies slider 12 part to wear to establish is seted up to the case 8 lateral wall that gathers materials, spacing subassembly 16 includes rectangle stopper 161, slider 12 is located the upper surface of a section lateral wall in case 8 and offers the rectangle sliding tray 17 that supplies stopper 161 to peg graft completely, stopper 161 is close to one side fixedly connected with compression spring 162 of sliding tray 17, compression spring 162's other end fixed connection is on the lateral wall of sliding tray 17, when compression spring 162 is undeformed, stopper 161 part pegs graft in sliding tray 17.

One section of the limiting block 161 outside the first sliding groove 17 and far away from the screw rod 62 are arranged to be arc-shaped convex surfaces 18, and when the limiting block 161 is inserted into the material collecting box 8, the arc-shaped convex surfaces 18 abut against the side walls of the through hole 11, so that the limiting block 161 is completely inserted into the first sliding groove 17.

Fixedly connected with pull rod 19 on the lateral wall that lead screw 62 was kept away from to stopper 161, slider 12 is worn to establish out by pull rod 19, set up on the lateral wall of slider 12 and supply pull rod 19 to follow two 20 sliding tray that vertical direction slided, the length of two 20 sliding tray equals in the inside produced displacement distance of a sliding tray 17 with stopper 161 is pegged graft completely, the length of pull rod 19 is less than the length of two 20 sliding tray, when compression spring 162 undeformed, pull rod 19 is located two 20 uppermost ends of sliding tray.

Referring to fig. 2 and 3, a cam 13 is arranged at one end of the material guide plate 3, which is far away from the sieving machine body 1, the cam 13 abuts against the lower surface of the material guide plate 3, a guide rod 22 is coaxially and fixedly connected with the cam 13, the guide rod 22 is arranged in parallel with a screw rod 62 and is positioned above the screw rod 62, a support ring 7 for rotating the guide rod 22 is vertically and fixedly connected with the side wall of the sieving machine body 1, a first gear 14 is coaxially and fixedly connected with one end of the guide rod 22, which is far away from the cam 13, a second gear 15 is coaxially and fixedly connected with an output shaft of a motor 61, the first gear 14 is meshed with the second gear; when the motor 61 is started, the motor 61 drives the second gear 15 to rotate, the second gear 15 drives the first gear 14 to rotate, the first gear 14 drives the cam 13 to rotate, and each time the cam 13 moves through one circle, the convex part of the cam 13 abuts against the lower bottom surface of the material guide plate 3 and pushes the material guide plate 3 upwards, so that the material guide plate 3 vibrates up and down in a reciprocating manner.

Referring to fig. 1, a dust suction mechanism 21 is disposed on one side of the material guide plate 3, the dust suction mechanism 21 includes a fan 211, the fan 211 is communicated with a dust suction pipe 212, the other end of the dust suction pipe 212 is communicated with a dust suction hopper 213, and the dust suction hopper 213 is fixedly connected to the side wall of the screen machine body 1 and faces one end of the material guide plate 3, which is located outside the screen machine body 1.

The application embodiment of the feeding device for screening the bright firework beads has the following implementation principles: in the working process of the screening machine body 1, the bright firework beads screened by the screening machine body 1 are discharged through the material guide plate 3 of the discharge port 2, the motor 61 is started, the motor 61 drives the screw rod 62 to rotate, the screw rod 62 drives the slide block 12 to reciprocate along the horizontal direction, so that the material collection box 8 is driven to slide in a reciprocating manner along the horizontal direction, the bright firework beads flowing out of the discharge end of the material guide plate 3 are uniformly contained in the material collection box 8, and the accumulation phenomenon in the material collection box 8 is prevented; meanwhile, the motor 61 is meshed with the first gear 14 to drive the second gear 15 to rotate, the second gear 15 drives the guide rod 22 to rotate, so that the cam 13 is driven to rotate, the cam 13 rotates to vibrate the material guide plate 3, and the discharging speed of the firework bright beads is increased; starting a dust collection mechanism 21 to collect dust at the lower port of the material guide plate 3; when the material collecting box 8 needs to be detached after the working process is finished, the pull rod 19 slides downwards along the second sliding groove 20, the limiting block 161 is completely clamped in the first sliding groove 17, the limiting relation between the sliding block 12 and the through hole 11 is removed, and the material collecting box 8 can be detached.

Claims

1. The utility model provides a unloader for fireworks bright bead screening, is including connecting stock guide (3) on screening machine body (1), the discharge end below of stock guide (3) is equipped with case (8), its characterized in that gathers materials: the screening machine is characterized in that the bottom of the material collecting box (8) is fixedly connected with a roller (9), and a screw rod transmission part (6) used for driving the material collecting box (8) to slide along the horizontal direction is arranged on the screening machine body (1).

2. The blanking device for screening the bright beads of the fireworks according to the claim 1 is characterized in that: screw rod driving medium (6) include motor (61) and lead screw (62), lead screw (62) rotate to be connected on screening machine body (1), lead screw (62) are parallel arrangement with screening machine body (1), the coaxial fixed connection of output shaft of motor (61) in the one end of lead screw (62), lead screw (62) are worn to establish and screw-thread fit is equipped with slider (12), be equipped with on slider (12) and be used for the joint the spacing subassembly (16) of case (8) that gathers materials.

3. The blanking device for screening the bright beads of the fireworks according to the claim 2 is characterized in that: offer the confession on the lateral wall of case (8) that gathers materials through-hole (11) that slider (12) were worn to establish, spacing subassembly (16) include stopper (161) and compression spring (162), slider (12) are in one section lateral wall in case (8) of gathering materials offers the confession stopper (161) male sliding tray (17) completely, compression spring (162) both ends respectively fixed connection in stopper (161) are close to the one side of sliding tray (17) with the lateral wall of sliding tray (17), when compression spring (162) do not deform, stopper (161) part peg graft in sliding tray (17).

4. The blanking device for screening the bright beads of the fireworks according to the claim 3 is characterized in that: the limiting block (161) is located at one end of the first sliding groove (17) and far away from one surface of the screw rod (62) and is provided with an arc-shaped convex surface (18).

5. The blanking device for screening the bright beads of the fireworks according to the claim 4 is characterized in that: fixedly connected with pull rod (19) on the lateral wall of stopper (161), pull rod (19) are kept away from the one end of stopper (161) is worn to establish slider (12), seted up the confession on the lateral wall of stopper (161) pull rod (19) follow the sliding tray two (20) that vertical direction slided.

6. The blanking device for screening the bright beads of the fireworks according to the claim 2 is characterized in that: the material guide plate (3) is hinged to the screening machine body (1), an extension spring (4) is fixedly connected to the lower surface of the material guide plate (3), one end, far away from the material guide plate (3), of the extension spring (4) is fixedly connected to the side wall of the screening machine body (1), a cam (13) is abutted to the lower surface of the material guide plate (3), a guide rod (22) is coaxially and fixedly connected to the cam (13), the guide rod (22) is rotatably connected to the side wall of the screening machine body (1), the guide rod (22) and the lead screw (62) are arranged in parallel, a first gear (14) is fixedly connected to one end, far away from the cam (13), of the lead screw (62) is coaxially and fixedly connected to a second gear (15), and the first gear (14) is meshed with the second gear (15).

7. The blanking device for screening the bright beads of the fireworks according to the claim 6 is characterized in that: baffle plates (5) are fixedly connected to two sides of the width direction of the upper surface of the material guide plate (3), and the baffle plates (5) are located outside the sieving machine body (1).

8. The blanking device for screening the bright beads of the fireworks according to the claim 1 is characterized in that: guide plate (3) one side is provided with dust absorption mechanism (21), dust absorption mechanism (21) includes fan (211), dust absorption pipe (212) and dust absorption fill (213), the both ends of dust absorption pipe (212) communicate respectively in fan (211) with dust absorption fill (213), dust absorption fill (213) fixed connection is on the lateral wall of screening machine body (1) and orientation guide plate (3) are located the one end outside screening machine body (1).