A regenerative coated sand roasting and feeding device

Abstract

The utility model discloses a regenerative coated sand roasting and feeding device, and relates to the technical field of coated sand production. The utility model includes a conveyor, a preheating assembly is arranged on the top of the conveyor, a lifting assembly is arranged at one end of the conveyor, a top plate in the preheating assembly is fixedly connected to the top of the conveyor, mounting strips are passed through the front and rear ends of the surface of the top plate, racks are fixedly connected to the facing surfaces of the mounting strips, and the front and rear ends of the upper surface of the top plate are rotatably connected to the first rotating shaft through the first mounting seat. The utility model heats the raw materials of the coated sand by the preheating cylinder and the electric radiation tube in the preheating assembly, thereby realizing the preheating work of the roasting of the coated sand, and at the same time, an external force is applied to the lifting shell by the electric push rod in the lifting assembly, so that the lifting shell rotates relative to the hopper, thereby solving the existing problems of inconvenience in preheating the raw materials of the coated sand and inconvenience in adjusting the lifting height of the material.

Description

Technical Field

[0001] The utility model belongs to the technical field of coated sand production, in particular to a regenerative coated sand roasting and feeding device. Background Art

[0002] Coated sand refers to the molding sand or core sand whose surface is covered with a layer of solid resin film before molding. There are generally two coating processes: cold method and hot method. It is mainly produced with quartz sand, thermoplastic phenolic resin, hexamethylenetetramine and reinforcing agent as raw materials. In the hot coating process of coated sand, in order to facilitate the roasting of raw materials, a feeding device is often used to introduce quartz sand and other raw materials into the roasting device through the feeding device;

[0003] The existing document with publication number CN218707373U discloses a regenerative coated sand roasting feeding device, including a conveying mechanism, the conveying mechanism includes a conveyor, and baffles are fixedly connected to the front and rear sides of the upper end of the conveyor; an impurity removal mechanism, the impurity removal mechanism is installed at the upper end of the conveying mechanism, the impurity removal mechanism includes an electromagnet, a bracket and a collecting trough, the bracket is fixedly connected to the baffle, the electromagnet is fixedly installed between the brackets, and the collecting trough is movably arranged; a lifting mechanism, the lifting mechanism is arranged on the right side of the conveying mechanism;

[0004] However, it still has the following disadvantages in actual use:

[0005] 1. Quartz sand and other raw materials are transported by conveyors, but it is not convenient to preheat the quartz sand and other raw materials during the transportation process, which is not convenient for the subsequent roasting process;

[0006] 2. The quartz sand and other raw materials are lifted to a certain height by a lifting mechanism, but it is not convenient to adjust the lifting height, and it is not convenient to transport the quartz sand and other raw materials to roasting furnaces at different heights. Utility Model Content

[0007] The utility model aims to provide a regenerative coated sand roasting feeding device, which heats the raw materials of the coated sand through the preheating cylinder and the electric radiation tube in the preheating component, thereby realizing the preheating work of roasting the coated sand, and at the same time, the electric push rod in the lifting component applies external force to the lifting shell, so that the lifting shell rotates relative to the hopper, thereby solving the existing problems of being inconvenient to preheat the raw materials of the coated sand and being inconvenient to adjust the lifting height of the material.

[0008] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0009] The utility model is a regenerative coated sand roasting feeding device, comprising a conveyor, a preheating component is arranged on the top of the conveyor, and a lifting component is arranged at one end of the conveyor;

[0010] The top plate in the preheating assembly is fixedly connected to the top of the conveyor, the front and rear ends of the surface of the top plate are penetrated by mounting strips, the facing surfaces of the mounting strips are fixedly connected to racks, the front and rear ends of the upper surface of the top plate are rotatably connected to the first rotating shaft through the first mounting seat, one end of the first rotating shaft penetrates the first mounting seat and is sleeved with a first bevel gear, a transmission gear is sleeved on the center position of the outer wall of the first rotating shaft, the transmission gear is respectively meshed and connected to the rear end or the front end of the rack, the lower end of the mounting strip is rotatably connected to the preheating cylinder, the front end of the preheating cylinder penetrates the mounting strip and is fixedly connected to the first motor output shaft fixed on the mounting strip at the front end, and the interior of the preheating cylinder is fixedly connected to the electric radiation tube through a fixing frame;

[0011] The hopper in the lifting assembly is fixedly connected to one end of the conveyor, and a lifting shell is rotatably connected to the bottom of the hopper. A hose passes through the bottom of the hopper, and a feed pipe is fixedly connected to the other end of the hose. The other end of the feed pipe passes through the top side of the lifting shell, and a discharge pipe passes through the bottom side of the lifting shell. The front and rear ends of the outer wall of one side of the hopper are rotatably connected to electric push rods, and the other ends of the electric push rods are movably connected to the front and rear ends of the lifting shell respectively.

[0012] Furthermore, the mounting frames in the conveyor are respectively located at the front and rear ends, and adjacent mounting frames are rotatably connected with multiple groups of rollers at equal intervals, and the outer walls of the rollers are sleeved with conveyor belts.

[0013] Furthermore, baffles are welded on both sides of the top of the mounting frame, and support rods are fixedly connected to the back surface of the mounting frame through L-shaped seats.

[0014] Furthermore, fixing rods are fixedly connected to the lower surface of the top plate on all four sides, and the bottom ends of the fixing rods are fixedly connected to the top of the conveyor.

[0015] Furthermore, a dual-axis motor is fixedly connected to the center position of the upper surface of the top plate through a motor frame, and the front and rear ends of the outer wall on one side of the top plate are fixedly connected to a second mounting seat, and the output shaft of the dual-axis motor passes through the second mounting seat and is sleeved with a second bevel gear, and the second bevel gear is meshingly connected to one end of the first bevel gear.

[0016] Furthermore, third mounting seats are welded on the front and rear end surfaces of the hopper, one side of the front and rear end surfaces of the lifting shell is fixedly connected to a second rotating shaft, and the other end of the second rotating shaft is rotatably connected to the inside of the third mounting seat.

[0017] Furthermore, a second motor is fixedly connected to an outer wall of one side of the lifting shell, an output shaft of the second motor passes through an outer wall of one side of the lifting shell and is fixedly connected to an auger rod, and the other end of the auger rod is rotatably connected to an inner wall of the other side of the lifting shell.

[0018] Furthermore, a slide groove is provided on the other side of the front and rear end surfaces of the lifting shell, a slider is slidably connected inside the slide groove, and the other end of the electric push rod is sleeved on the outer wall of the slider.

[0019] The utility model has the following beneficial effects:

[0020] 1. The utility model sets a preheating component, heats the preheating cylinder through the electric radiation tube, and heats the material transported on the conveyor through the preheating cylinder, thereby realizing the preheating of the raw materials of the coated sand before roasting, which is convenient for roasting the coated sand.

[0021] 2. The utility model sets a lifting component. When the lifting height of the material needs to be adjusted, the electric push rod is started, and an external force is applied to the lifting shell through the electric push rod, so that the lifting shell rotates relative to the hopper, thereby adjusting the lifting height of the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a structural disassembly diagram of the conveyor of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the preheating component of the utility model;

[0026] Figure 4 This is a schematic diagram of the structure of the transmission gear of the utility model;

[0027] Figure 5 It is a partial cross-sectional view of the preheating cylinder of the utility model;

[0028] Figure 6 It is a structural schematic diagram of the lifting assembly of the utility model;

[0029] Figure 7 It is a partial cross-sectional view of the lifting shell of the utility model.

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. Conveyor; 11. Mounting frame; 111. Baffle; 112. L-shaped seat; 113. Support rod; 12. Roller; 13. Conveyor belt; 2. Preheating assembly; 21. Top plate; 211. Fixing rod; 22. Mounting strip; 221. Rack; 23. Transmission gear; 231. First mounting seat; 232. First rotating shaft; 233. First bevel gear; 24. Preheating cylinder; 241. First motor; 25. Electric radiation tube ; 251, fixed frame; 26, dual-axis motor; 261, motor frame; 262, second mounting seat; 263, second bevel gear; 3, lifting assembly; 31, hopper; 311, hose; 312, third mounting seat; 32, lifting shell; 321, feed pipe; 322, discharge pipe; 323, slide; 324, slider; 325, second rotating shaft; 33, electric push rod; 34, auger rod; 341, second motor. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0033] See also Figures 1 to 5 As shown, the utility model is a regeneration type coated sand roasting feeding device, comprising a conveyor 1, wherein the mounting frames 11 in the conveyor 1 are respectively located at the front and rear ends, and the mounting frames 11 are rotatably connected to multiple groups of rollers 12 at equal intervals between adjacent ones, and a conveyor belt 13 is sleeved on the outer wall of the roller 12, and baffles 111 are welded on both sides of the top of the mounting frame 11, and the back surface of the mounting frame 11 is fixedly connected with a support rod 113 through an L-shaped seat 112, and a preheating component 2 is arranged on the top of the conveyor 1; a top plate 21 in the preheating component 2 is fixedly connected to the top of the conveyor 1, and fixed rods 211 are fixedly connected to the lower surface of the top plate 21 around, and the bottom end of the fixed rod 211 is fixedly connected to the top of the conveyor 1, and the setting of the fixed rod 211 realizes the installation of the top plate 21, and the surface of the top plate 21 is penetrated by mounting strips 22 at the front and rear ends;

[0034] The facing surfaces of the mounting strip 22 are fixedly connected with a rack 221, and the front and rear ends of the upper surface of the top plate 21 are rotatably connected with a first rotating shaft 232 through a first mounting seat 231. One end of the first rotating shaft 232 passes through the first mounting seat 231 and is sleeved with a first bevel gear 233. A transmission gear 23 is sleeved at the center of the outer wall of the first rotating shaft 232, and the transmission gear 23 is respectively meshed and connected with the rear end or the front end of the rack 221;

[0035] The lower end of the mounting bar 22 is rotatably connected to a preheating cylinder 24, the front end of the preheating cylinder 24 passes through the mounting bar 22 and is fixedly connected to the output shaft of a first motor 241 fixed on the front end of the mounting bar 22, and the interior of the preheating cylinder 24 is fixedly connected to an electric radiation tube 25 via a fixing frame 251;

[0036] A dual-axis motor 26 is fixedly connected to the center of the upper surface of the top plate 21 through a motor frame 261, and the front and rear ends of the outer wall of one side of the top plate 21 are fixedly connected to a second mounting seat 262, and the output shaft of the dual-axis motor 26 passes through the second mounting seat 262 and is sleeved with a second bevel gear 263, and the second bevel gear 263 is meshed and connected to one end of the first bevel gear 233;

[0037] Based on the above arrangement, when in use, the electric radiation tube 25 is first started, and the electric radiation tube 25 generates heat after being started, and the heat is transferred to the preheating tube 24 through the fixing frame 251, thereby heating the preheating tube 24;

[0038] Next, the double-shaft motor 26 is started, and the output shaft of the double-shaft motor 26 drives the first bevel gear 233 to rotate synchronously through the second bevel gear 263, and drives the transmission gear 23 to rotate through the first bevel gear 233, so that under the action of the meshing connection between the transmission gear 23 and the rack 221, the rack 221 drives the mounting bar 22 to rise and fall, and then the height of the preheating cylinder 24 is raised and lowered, so that the preheating cylinder 24 contacts the top of the material on the conveyor 1;

[0039] Finally, start the first motor 241. After the first motor 241 is started, its output shaft drives the preheating cylinder 24 to rotate, and the coated sand raw material is preheated by the rolling of the preheating cylinder 24 on the material. The preheated coated sand is transmitted to the roasting furnace through the conveyor 1, thereby realizing the loading of the coated sand raw material.

[0040] See also Figure 1 , Figure 2 , Figure 6 and Figure 7 As shown, a lifting assembly 3 is provided at one end of the conveyor 1; a hopper 31 in the lifting assembly 3 is fixedly connected to one end of the conveyor 1, a lifting shell 32 is rotatably connected below the hopper 31, a third mounting seat 312 is welded on the front and rear end surfaces of the hopper 31, a second rotating shaft 325 is fixedly connected to one side of the front and rear end surfaces of the lifting shell 32, and the other end of the second rotating shaft 325 is rotatably connected to the inside of the third mounting seat 312;

[0041] A hose 311 penetrates the bottom of the hopper 31, and the other end of the hose 311 is fixedly connected to a feed pipe 321, and the other end of the feed pipe 321 penetrates the top side of the lifting shell 32, and the bottom side of the lifting shell 32 penetrates a discharge pipe 322; the front and rear ends of the outer wall of one side of the hopper 31 are rotatably connected to the electric push rod 33, and the other end of the electric push rod 33 is movably connected to the front and rear ends of the lifting shell 32, and the other side of the front and rear end surfaces of the lifting shell 32 is provided with a slide groove 323, and the inside of the slide groove 323 is slidably connected to a slider 324, and the other end of the electric push rod 33 is sleeved on the outer wall of the slider 324, and the setting of the slide groove 323 realizes the installation of the slider 324, and the movable installation between the electric push rod 33 and the lifting shell 32 is realized through the setting of the slider 324;

[0042] A second motor 341 is fixedly connected to an outer wall of one side of the lifting shell 32, and an output shaft of the second motor 341 passes through an outer wall of one side of the lifting shell 32 and is fixedly connected to an auger rod 34, and the other end of the auger rod 34 is rotatably connected to an inner wall of the other side of the lifting shell 32. The second motor 341 is configured to drive the auger rod 34 to rotate, and the coated sand raw material is lifted by the configuration of the auger rod 34;

[0043] Based on the above arrangement, when in use, the inclination angle of the lifting shell 32 is first adjusted, and the electric push rod 33 is started, and an external force is applied to the lifting shell 32 through the electric push rod 33, so that the lifting shell 32 rotates relative to the hopper 31, thereby adjusting the lifting height of the material;

[0044] Next, the second motor 341 is started, and the output shaft of the second motor 341 drives the auger rod 34 to rotate synchronously;

[0045] Finally, the raw material of coated sand is provided to the hopper 31 through the conveyor 1 , and the raw material enters the lifting shell 32 through the hopper 31 , and is driven by the auger rod 34 to enter the roasting furnace.

[0046] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. A regenerative coated sand roasting feeding device, comprising a conveyor (1), a preheating component (2) is arranged on the top of the conveyor (1), and a lifting component (3) is arranged at one end of the conveyor (1), characterized in that: The top plate (21) in the preheating component (2) is fixedly connected to the top of the conveyor (1); the front and rear ends of the surface of the top plate (21) are penetrated by mounting strips (22); the facing surfaces of the mounting strips (22) are fixedly connected to racks (221); the front and rear ends of the upper surface of the top plate (21) are rotatably connected to a first rotating shaft (232) through a first mounting seat (231); one end of the first rotating shaft (232) penetrates the first mounting seat (231) and is sleeved with a first bevel gear (233); the first rotating shaft (232) is A transmission gear (23) is sleeved on the center position of the outer wall of the shaft (232), and the transmission gear (23) is respectively meshed and connected to the rear end or the front end of the rack (221); the lower end of the mounting bar (22) is rotatably connected to a preheating cylinder (24); the front end of the preheating cylinder (24) passes through the mounting bar (22) and is fixedly connected to the output shaft of a first motor (241) fixed on the mounting bar (22) at the front end; the interior of the preheating cylinder (24) is fixedly connected to an electric radiation tube (25) via a fixing frame (251); The hopper (31) in the lifting assembly (3) is fixedly connected to one end of the conveyor (1); a lifting shell (32) is rotatably connected below the hopper (31); a hose (311) passes through the bottom of the hopper (31); a feed pipe (321) is fixedly connected to the other end of the hose (311); the other end of the feed pipe (321) passes through the top side of the lifting shell (32); a discharge pipe (322) passes through the bottom side of the lifting shell (32); the front and rear ends of the outer wall of one side of the hopper (31) are rotatably connected to an electric push rod (33); the other ends of the electric push rod (33) are movably connected to the front and rear ends of the lifting shell (32).

2. A regenerative coated sand roasting and feeding device according to claim 1, characterized in that: The mounting frames (11) in the conveyor (1) are respectively located at the front and rear ends, and the mounting frames (11) are rotatably connected to adjacent groups of rollers (12) at equal intervals, and a conveyor belt (13) is sleeved on the outer wall of the roller (12).

3. A regeneration type coated sand roasting and feeding device according to claim 2, characterized in that: Baffles (111) are welded on both sides of the top of the mounting frame (11), and support rods (113) are fixedly connected on the back surface of the mounting frame (11) via L-shaped seats (112).

4. A regenerative coated sand roasting and feeding device according to claim 1, characterized in that: The lower surface of the top plate (21) is fixedly connected to fixing rods (211) on all sides, and the bottom ends of the fixing rods (211) are fixedly connected to the top of the conveyor (1).

5. The regeneration type coated sand roasting and feeding device according to claim 1 is characterized in that: A dual-axis motor (26) is fixedly connected to the center position of the upper surface of the top plate (21) via a motor frame (261); the front and rear ends of the outer wall on one side of the top plate (21) are fixedly connected to a second mounting seat (262); the output shaft of the dual-axis motor (26) passes through the second mounting seat (262) and is sleeved with a second bevel gear (263); the second bevel gear (263) is meshedly connected to one end of the first bevel gear (233).

6. The regenerative coated sand roasting and feeding device according to claim 1 is characterized in that: A third mounting seat (312) is welded to the front and rear end surfaces of the hopper (31), a second rotating shaft (325) is fixedly connected to one side of the front and rear end surfaces of the lifting shell (32), and the other end of the second rotating shaft (325) is rotatably connected to the inside of the third mounting seat (312).

7. A regenerative coated sand roasting and feeding device according to claim 6, characterized in that: A second motor (341) is fixedly connected to an outer wall of one side of the lifting shell (32); an output shaft of the second motor (341) passes through an outer wall of one side of the lifting shell (32) and is fixedly connected to an auger rod (34); the other end of the auger rod (34) is rotatably connected to an inner wall of the other side of the lifting shell (32).

8. The regenerative coated sand roasting and feeding device according to claim 1, characterized in that: A slide groove (323) is provided on the other side of the front and rear end surfaces of the lifting shell (32), a slider (324) is slidably connected inside the slide groove (323), and the other end of the electric push rod (33) is sleeved on the outer wall of the slider (324).

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