CN215464618U

CN215464618U - Clean type pay-off line of molding sand

Info

Publication number: CN215464618U
Application number: CN202121403303.XU
Authority: CN
Inventors: 蔡国安
Original assignee: Zhengzhou Guoan Hongda Machine Manufacture Co ltd
Current assignee: Zhengzhou Guoan Hongda Machine Manufacture Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-01-11
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to the technical field of mechanical equipment, and discloses a clean feeding line for molding sand, which comprises a crushing device and a belt conveyor, wherein the crushing device is arranged at the feeding end of the belt conveyor, two L-shaped rods are rotatably arranged on a rack of the belt conveyor, the L-shaped rods are respectively positioned at two sides of the discharging end of the belt conveyor, a rotating shaft of the L-shaped rods is positioned below a belt of the belt conveyor, a cleaning roller is arranged between the L-shaped rods, the cleaning roller is detachably arranged at one end of the L-shaped rods, the other end of the L-shaped rods is provided with a balancing weight, and the cleaning roller is tightly attached to the belt of the belt conveyor through the balancing weight. The utility model has the beneficial effects that: the L-shaped rod rotates under the action of the balancing weight, so that the cleaning roller is always in contact with the belt, and dust on the belt is removed to keep the belt clean.

Description

Clean type pay-off line of molding sand

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a clean type feeding line for molding sand.

Background

The molding sand can be divided into surface sand, filling sand, single sand and the like. The facing sand is a layer of molding sand tightly attached to a casting, and the quality requirement is high. The filled sand is not contacted with molten metal after being arranged on the surface sand layer, and the quality requirement is not strict. The single sand is molding sand without surface sand and back sand, and is mainly used for machine molding. In addition, the sand mold of the large casting is usually dried and then poured, and the used molding sand contains more clay, which is called dry mold sand; the molding sand used by the method is less in clay content and is called green sand;

the molding sand is generally prepared by mixing molding materials such as raw sand for casting, a molding sand binder, auxiliary additives and the like according to a certain proportion. The molding sand can be classified into clay sand, water glass sand, cement sand, resin sand, etc. according to the binder used. Clay sand, sodium silicate sand and resin sand are used at most;

the effect of molding sand in casting production is very important, because of the not good foundry goods waste product that causes of quality of molding sand approximately accounts for the total waste product of foundry goods 30~50%, and the production of current molding sand often has the difficult crushing of some great raw materials stone, the production efficiency of reducing the reducing mechanism, and material after the breakage directly falls into on band conveyer, it is great to the impact force of conveyer, damage the conveyer, cause the off tracking of belt on the conveyer simultaneously easily, and the fixed setting of cleaning roller of clean conveyor belt is in band conveyer's frame, its contact force with conveyor belt is unadjustable, the contact force diminishes after the cleaning roller wears out for a long time, it is poor to clear away the effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clean type feeding line for molding sand, which solves the problem that the contact force between a cleaning roller and a belt of the existing belt conveyor is not adjustable.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a clean type of molding sand pay-off line, includes breaker and belt conveyor, breaker sets up belt conveyor's feed end, rotate in belt conveyor's the frame and install two L type poles, L type pole is located respectively the both sides of belt conveyor's discharge end, and its pivot is located belt conveyor's belt below, be provided with the cleaning roller between the L type pole, cleaning roller demountable installation be in the one end of L type pole, the other end of L type pole is provided with the balancing weight, through the balancing weight makes the cleaning roller hugs closely belt conveyor's belt.

Preferably, the number of the crushing devices is two, and the two crushing devices are arranged in two rows along the conveying direction of the belt conveyor, and the two rows of the crushing devices are respectively positioned on two sides of the belt conveyor.

Preferably, the crushing device comprises a support frame, a shell, an expansion joint and a feeding pipe, the shell is installed on the support frame, the crushing assembly is installed in the shell, the feeding pipe is installed below the shell in parallel to the ground, the feeding end of the feeding pipe is connected with the discharging end of the shell through the expansion joint, and the feeding pipe is provided with a vibration motor.

Preferably, the crushing assembly comprises a pair of crushing rollers, a bearing plate and a pressing plate, the bearing plate is horizontally inserted into the shell, the bearing plate is located below the feed inlet of the shell, the crushing rollers are rotatably installed in the shell and located below the bearing plate, a hydraulic cylinder is installed at the top of the shell, a piston rod of the hydraulic cylinder penetrates through the shell, and the pressing plate is installed on the piston rod.

Preferably, a driving motor is installed on the outer wall of the shell, a gear is installed on a rotating shaft of the driving motor, a rack is installed on the pressing plate, and the rack is meshed with the gear.

Preferably, the inner wall of the shell is further provided with a pair of guide plates, and the guide plates are arranged between the bearing plate and the crushing roller in an inverted-splayed shape.

Preferably, the feed inlet of casing is located its lateral wall, still be provided with the feeder hopper on the outer wall of casing, the feeder hopper is located on the port of the feed inlet of casing.

Preferably, the feed port of the housing is closed by the pressure plate.

The utility model has the following advantages:

1. the L-shaped rod rotates under the action of the balancing weight, so that the cleaning roller is always in contact with the belt, and dust on the belt is removed to keep the belt clean.

2. The material after the breakage falls into in the horizontally pay-off pipe to under the vibrating motor's on the pay-off pipe effect, remove to the discharge end of pay-off pipe, and finally fall into on the conveyer belt, reduced the impact force when the material gets into the conveyer belt, protected the conveyer and reduced the risk of belt off tracking simultaneously, reduced the raise dust volume that the material produced when assaulting the conveyer belt simultaneously, protected the frame environment.

3. Massive raw material stone carries out crushing treatment under the effect of clamp plate and loading board and becomes less stone, then breaks into tiny granule through the crushing roller again, and the system sand is effectual, has avoided getting into breaker breakage many times repeatedly, has improved production efficiency.

Drawings

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

FIG. 2 is a schematic view of an L-shaped rod mounting structure;

FIG. 3 is a first schematic structural diagram of a crushing device;

FIG. 4 is a schematic structural view II of the crushing device;

FIG. 5 is an enlarged view of a portion of FIG. 3 at A;

in the figure, 1-a support frame, 2-a shell, 3-an expansion joint, 4-a feeding pipe, 5-a vibration motor, 6-a crushing roller, 7-a bearing plate, 8-a pressing plate, 9-a hydraulic cylinder, 10-a driving motor, 11-a gear, 12-a rack, 13-a guide plate, 14-a feed hopper, 15-a belt conveyor, 16-an L-shaped rod, 17-a cleaning roller and 18-a balancing weight.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a clean type feeding line for molding sand comprises a plurality of crushing devices and a belt conveyor 15, wherein the crushing devices are arranged at the feeding end of the belt conveyor 15, the crushing devices are arranged in two rows along the conveying direction of the belt conveyor 15, the two rows of crushing devices are respectively positioned at two sides of the belt conveyor 15, two L-shaped rods 16 are rotatably mounted on the frame of the belt conveyor 15, the L-shaped rods 16 are respectively positioned at two sides of the discharging end of the belt conveyor 15, the rotating shaft of the L-shaped rods is positioned below the belt of the belt conveyor 15, cleaning rollers 17 are arranged between the L-shaped rods 16, the cleaning rollers 17 are brush rollers, the cleaning rollers 17 are detachably mounted at one end of the L-shaped rods 16, a balancing weight 18 is arranged at the other end of the L-shaped rods 16, the cleaning rollers 17 are tightly attached to the belt of the belt conveyor 15 through the balancing weight 18, the L-shaped rods 16 rotate under the effect of the balancing weight 18, the cleaning roller 17 is kept in contact with the belt at all times to remove dust on the belt to keep the belt clean.

In this embodiment, as shown in fig. 3-5, the crushing device includes a support frame 1, a shell 2, an expansion joint 3 and a feeding pipe 4, the shell 2 is installed on the support frame 1, a crushing assembly is installed in the shell 2, the feeding pipe 4 is installed below the shell 2 in parallel with the ground, a feeding end of the feeding pipe 4 is connected with a discharging end of the shell 2 through the expansion joint 3, a vibration motor 5 is installed on the feeding pipe 4, the feeding pipe 4 is hung on the shell 2 through a steel wire rope, and the inner bottom of the feeding pipe 4 inclines 1-3 degrees towards the discharging end, the crushed material falls into the horizontal feeding pipe 4, and under the effect of vibrating motor 5 on conveying pipe 4, remove to the discharge end of conveying pipe 4 to finally fall on the conveyer belt, reduced the impact force when the material gets into the conveyer belt, protected the conveyer and reduced the risk of belt off tracking simultaneously.

In this embodiment, as shown in fig. 1-3, crushing subassembly includes a pair of crushing roller 6, loading board 7 and clamp plate 8, loading board 7 level inserts in casing 2, loading board 7 is located the feed inlet below of casing 2, crushing roller 6 rotates and installs in casing 2, and be located loading board 7 below, pneumatic cylinder 9 is installed at the top of casing 2, the piston rod of pneumatic cylinder 9 runs through casing 2, clamp plate 8 is installed on the piston rod, massive raw materials stone carries out crushing treatment under the effect of clamp plate 8 and loading board 7 and becomes less stone, then through crushing roller 6 breakage tiny granule again, it is effectual to make sand, avoided getting into breaker breakage many times repeatedly, and production efficiency is improved.

In the embodiment, as shown in fig. 1-3, a driving motor 10 is installed on the outer wall of the housing 2, a gear 11 is installed on a rotating shaft of the driving motor 10, a rack 12 is installed on the pressing plate 8, the rack 12 is engaged with the gear 11, and the rack 12 is driven by the motor to move so as to draw out or insert the bearing plate 7, thereby avoiding manual operation and reducing labor intensity of workers.

In this embodiment, as shown in fig. 1 to 3, a pair of material guiding plates 13 is further disposed on the inner wall of the housing 2, the pair of material guiding plates 13 is disposed between the loading plate 7 and the crushing rollers 6 in an inverted-splayed shape, and the material is guided to the gap between the two crushing rollers 6 through the material guiding plates 13, so as to crush conveniently and rapidly.

In this embodiment, as shown in fig. 1-3, the feed inlet of the casing 2 is located on the side wall thereof, a feed hopper 14 is further arranged on the outer wall of the casing 2, the feed hopper 14 is located on the port of the feed inlet of the casing 2, the feed inlet of the casing 2 is closed through a pressing plate 8, when the hydraulic cylinder 9 is started, the feed inlet is closed under the action of the pressing plate 8, the feeding is stopped at the moment, after the one-time operation of the pressing plate 8 is completed, the ascending feed inlet of the pressing plate 8 is opened again, and the situation that the new material continuously falls on the bearing plate 7 to affect the crushing operation of the pressing plate 8 in the process of crushing the raw material stone by the pressing plate 8 is avoided.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a clean type of molding sand send stockline, includes breaker and belt conveyor, breaker sets up the feed end of belt conveyor, its characterized in that: the belt conveyor comprises a belt conveyor body, and is characterized in that two L-shaped rods are rotatably mounted on a frame of the belt conveyor body, the L-shaped rods are respectively located on two sides of a discharge end of the belt conveyor body, a rotating shaft of the L-shaped rods is located below a belt of the belt conveyor body, a cleaning roller is arranged between the L-shaped rods, the cleaning roller is detachably mounted at one end of each L-shaped rod, a balancing weight is arranged at the other end of each L-shaped rod, and the cleaning roller is tightly attached to the belt of the belt conveyor body through the balancing weight.

2. The clean type feed line for molding sand according to claim 1, characterized in that: the crushing devices are arranged in two rows along the conveying direction of the belt conveyor, and the two rows of crushing devices are respectively positioned on two sides of the belt conveyor.

3. The clean type feed line for molding sand according to claim 1 or 2, characterized in that: the crushing device comprises a support frame, a shell, an expansion joint and a feeding pipe, wherein the shell is installed on the support frame, a crushing assembly is installed in the shell, the feeding pipe is installed below the shell in parallel to the ground, the feeding end of the feeding pipe is connected with the discharging end of the shell through the expansion joint, and a vibrating motor is installed on the feeding pipe.

4. The clean type feed line for molding sand according to claim 3, characterized in that: the crushing assembly comprises a pair of crushing rollers, a bearing plate and a pressing plate, the bearing plate is horizontally inserted into the shell, the bearing plate is located below a feed inlet of the shell, the crushing rollers are rotatably installed in the shell and located below the bearing plate, a hydraulic cylinder is installed at the top of the shell, a piston rod of the hydraulic cylinder penetrates through the shell, and the pressing plate is installed on the piston rod.

5. The clean type feed line for molding sand according to claim 4, characterized in that: the outer wall of the shell is provided with a driving motor, a rotating shaft of the driving motor is provided with a gear, a pressing plate is provided with a rack, and the rack is meshed with the gear.

6. The clean type feed line for molding sand according to claim 4, characterized in that: the inner wall of the shell is also provided with a pair of material guide plates, and the material guide plates are arranged between the bearing plate and the crushing roller in an inverted splayed shape.

7. The clean type feed line for molding sand according to claim 3, characterized in that: the feed inlet of casing is located its lateral wall, still be provided with the feeder hopper on the outer wall of casing, the feeder hopper is located on the port of the feed inlet of casing.

8. The clean type feed line for molding sand according to claim 4, characterized in that: the feed inlet of the shell is opened and closed through the pressure plate.