CN217494651U - Environment-friendly autoclaved aerated green brick production detection working line and detection disc thereof - Google Patents

Abstract

The utility model provides an environment-friendly autoclaved aerated adobe production detection working line and a detection disc thereof, which comprise a cutting table, a detection disc and a chute; the detection disc comprises a top plate, a middle partition frame and a bottom plate which are sequentially arranged from top to bottom, the middle partition frame and the top plate are fixed together, the bottom side of the middle partition frame is connected to the bottom plate in a sliding mode, a surrounding edge surrounding the middle partition frame is arranged on the bottom plate, a feed inlet opposite to the tail end of the chute is formed in the surrounding edge, a circle of bayonet for clamping a green brick is formed in the side wall of the middle partition frame, a detection notch and a blanking notch which can be overlapped with the bayonet are formed in the bottom plate, and the front-back width of the detection notch is smaller than the front-back width of the bayonet; a dust cover right opposite to the cutting position is arranged above the cutting table; a cavity is reserved in the middle of the middle partition frame, an air bag communicated with the dust cover is arranged in the cavity, and a plurality of convex blocks used for extruding the air bag are arranged on the bottom side of the top plate. Collect cutting, detection, collection dirt and transportation in an organic whole, improve work efficiency.

Description

Environment-friendly autoclaved aerated green brick production detection working line and detection disc thereof

Technical Field

The utility model relates to a building material preparation technical field, concretely relates to environment-friendly evaporates presses aerated adobe production detection achievement line and detection disc thereof.

Background

The building block is a blocky building product which is larger than the size of a clay brick, and in order to meet the requirements of different sizes of the building block and reduce the number of moulds of a production unit, the concrete building block is usually cut to a proper size by using a cutting device in production.

However, when the existing cutting equipment for producing the steam-pressurized concrete building blocks is used for cutting, a large amount of dust can be generated, and the flying dust and cuttings can have adverse effects on human health, pollute the working environment, reduce the cutting efficiency of the building block cutting equipment and the like.

In addition, after the cutting is finished, the cut green bricks must be taken down as soon as possible to avoid accumulation, and because the cutting knife rotates at a high speed during cutting, potential safety hazards exist if the green bricks are taken down manually. And no special detection device is used for detecting whether the green bricks are broken or not, manual inspection is required, and the working strength of workers is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses creatively provides an environment-friendly evaporates and presses aerated adobe production detection achievement line and detection disc very much, collects cutting, detects, album dirt and transports in an organic whole, improves work efficiency.

In order to achieve the purpose, the utility model provides an environment-friendly autoclaved aerated green brick production and detection line, which comprises a cutting table, a detection disc lower than the cutting table, a chute communicated with the cutting table and the detection disc;

the detection disc comprises a top plate, a middle spacer and a fixed bottom plate, the top plate, the middle spacer and the fixed bottom plate are sequentially arranged from top to bottom, the middle spacer is arranged on the lower side of the top plate in a surrounding mode and is fixedly connected with the top plate, the lower end of the middle spacer is in contact with the bottom plate, the top plate is rotatably connected onto the bottom plate through a rotating shaft and is driven to rotate through a rotating motor, a surrounding edge surrounding the middle spacer is arranged on the bottom plate, a feed inlet right opposite to the tail end of a chute is formed in the surrounding edge, a circle of bayonet for clamping green bricks is formed in the side wall of the middle spacer, the length of the bayonet extending forwards and backwards is matched with the length of the green bricks, the bayonet is communicated up and down, and the green bricks are pushed to slide on the bottom plate through the bayonet of the rotating middle spacer; the green bricks enter the bayonet from the feed inlet, a detection notch and a blanking notch which can be coincided with the bayonet are sequentially arranged on the bottom plate along the rotation direction, the detection notch is in a circular arc shape which is concentric with the detection disc, the width of the front extension and the rear extension of the detection notch is smaller than the length of the bayonet, when normal green bricks pass through the detection notch, the front end and the rear end of the green bricks can be just positioned on the bottom plate at the front side and the rear side of the detection notch, the middle part of the green bricks is suspended, and the green bricks can not fall from the detection notch; the caliber of the blanking gap is larger than that of the bayonet, and the green bricks can fall from the blanking gap;

the cutting table is provided with a abdicating hole for the cutting knife to extend out, the cutting knife extends out from the lower part of the cutting table, and a dust cover right opposite to the cutting position is arranged above the cutting table;

the middle partition frame is characterized in that a cavity is reserved in the middle of the middle partition frame, an air bag communicated with the dust cover is arranged in the cavity, the air bag is fixed on the bottom plate, a plurality of bumps used for extruding the air bag are arranged on the bottom side of the top plate, an exhaust pipe and an air suction pipe are communicated on the air bag, the exhaust pipe and the air suction pipe penetrate out of the bottom plate and are provided with one-way valves, and the other end of the air suction pipe is communicated with the dust cover.

In the scheme, the method comprises the following steps: the cutting table is provided with a plurality of cutting knives, each material outlet corresponding to the cutting table is provided with a chute, the chutes are linear, the width of each chute can only allow one green brick to pass through, and each chute is correspondingly provided with a detection disc. Because the chute is set into a curved shape, the green bricks are easy to be clamped, and therefore, the chute is set into a linear type more reasonably. Set up a plurality of cutting knives and can improve cutting efficiency, can go out n +1 adobe, the material outlet that corresponds every adobe all sets up the different detection disc of chute and independent impression alone just in order to avoid adopting crooked chute, reasonable in design further improves work efficiency.

In the scheme, the method comprises the following steps: the air bag is formed by enclosing a corrugated pipe and a pressing sheet which is obliquely arranged, the pressing sheet is obliquely arranged at the top of the corrugated pipe, the top end of the corrugated pipe is hermetically connected with the pressing sheet, and the bottom end of the corrugated pipe is hermetically connected with the bottom plate.

In the scheme, the method comprises the following steps: and a torsion spring is arranged between the lower end of the pressing sheet and the bottom plate. Can be quickly restored under the action of the torsion spring.

In the scheme, the method comprises the following steps: the upper surface of the bottom plate is provided with a plurality of universal wheels, and the green bricks slide on the universal wheels.

In the scheme, the method comprises the following steps: the arc-shaped length of the detection notch at least covers the plurality of bayonets.

In the scheme, the method comprises the following steps: the air suction pipe is provided with a dust collection box, and the air outlet end of the dust collection box is provided with a filter screen. Set up the dust collection box alone and can collect the dust, avoid the dust to enter into the gasbag simultaneously, avoid the gasbag to plug up, in addition, after the dust collection is full, can directly follow the dust of discharging in the dust collection box, it is more convenient for taking out the gasbag.

In the scheme, the method comprises the following steps: an outlet for pouring out dust is formed in the dust collection box close to the bottom, and the air outlet end and the air inlet end of the dust collection box are both arranged close to the top. The air inlet end and the air outlet end are arranged at the top, so that dust at the bottom of the dust collection box can be prevented from being raised as much as possible, and meanwhile, the air outlet end is prevented from being blocked by the dust and cannot form a dust collection air passage.

In the scheme, the method comprises the following steps: the left side and the right side of the detection disc are both provided with a cutting table and a chute. One detection disc can be provided with a plurality of cutting tables and chutes, so that the equipment cost can be reduced, and the working efficiency can be improved.

The utility model also provides a detection disc of environment-friendly autoclaved aerated adobe production detection operating line, include roof, intermediate compartment frame and the fixed bottom plate that sets gradually from last to down, intermediate compartment frame encloses and sets up in the downside of roof, with roof fixed connection, the lower extreme and the bottom plate contact of intermediate compartment frame, the roof rotates through the pivot to be connected on the bottom plate to drive the rotation through rotating the motor, be equipped with the surrounding edge of enclosing outside intermediate compartment frame on the bottom plate, be equipped with the feed inlet just to the chute end on the surrounding edge, be equipped with the bayonet socket that the round supplied adobe card to go into on the lateral wall of intermediate compartment frame, the matching of the length that extends around the bayonet socket and the length of adobe, the bayonet socket link up from top to bottom, promote the adobe to slide on the bottom plate through the bayonet socket of rotatory intermediate compartment frame; the green bricks enter the bayonet from the feed inlet, a detection notch and a blanking notch which can coincide with the bayonet are sequentially arranged on the bottom plate along the rotation direction, the detection notch is circular arc-shaped and concentric with the detection disc, the width of the front extension and the rear extension of the detection notch is smaller than the length of the bayonet, when normal green bricks pass through the detection notch, the front end and the rear end of the green bricks can be just positioned on the bottom plate at the front side and the rear side of the detection notch, the middle parts of the green bricks are suspended, and the green bricks can not fall from the detection notch; the caliber of the blanking gap is larger than that of the bayonet, and the green bricks can fall down from the blanking gap.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the detection disc that sets up can detect whether shift again to next production processes after having the broken block, if there is the broken block, then drops out the detection disc from detecting breach under the action of gravity automatically, need not artifical the detection.

2. The air bag and the dust cover that set up can be through intermittent type compression air bag when detecting the disc pivoted to take the dust in the dust cover out, suck the dust that produces when cutting away, protect the processing environment, ensure that the workman is healthy, avoid the cutting knife to be blocked by the dust.

3. The dust cover that sets up except preventing that the dust from scattering, the smear metal departure, can also prevent that the staff from touchhing the cutting knife, protection workman life safety collects cutting, detects, collection dirt and transports in an organic whole, and the function is various, improves work efficiency, reduces workman work load.

Drawings

FIG. 1 is a schematic structural view of an environment-friendly autoclaved aerated green brick production detection line of the utility model;

FIG. 2 is a top view of the environment-friendly autoclaved aerated green brick production detection line of the utility model;

FIG. 3 is a top view of the bottom plate of the environment-friendly autoclaved aerated adobe production detection line of the utility model;

FIG. 4 is a schematic diagram of the cutting table and chute of the environment-friendly autoclaved aerated adobe production detection work line.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the environment-friendly autoclaved aerated adobe production detection line comprises a cutting table 2, a detection disc lower than the cutting table 2, and a chute 4 communicated with the cutting table 2 and the detection disc.

The detection disc comprises a top plate 5, a middle partition frame 6 and a bottom plate 7 which are sequentially arranged from top to bottom, wherein a rotating motor 5b is arranged on the top plate 5, a rotating shaft is connected between the bottom side of the top plate 5 and the bottom plate 7, and the middle partition frame 6 and the top plate 5 are fixed together. The bottom side of the middle partition frame 6 is connected to the bottom plate 7 in a sliding mode, a surrounding edge 7a surrounding the middle partition frame 6 is arranged on the bottom plate 7, and a feeding hole 7b opposite to the tail end of the chute 4 is formed in the surrounding edge 7 a. The bottom of the side wall of the middle spacing frame 6 is provided with a circle of bayonets 6a (equivalent to the bayonets 6a are a circle of notches with openings on the outer side and the lower side, which are arranged around the middle spacing frame 6), when the green bricks are clamped into the bayonets 6a, the bottom sides of the green bricks are positioned on the bottom plate 7, and the green bricks enter the bayonets 6a from the feed inlet 7 b. The wall thickness of the middle spacing frame 6 is larger than the depth of the bayonet 6a, the depth of the bayonet 6a is just enough for a brick to be clamped in, if the thickness of a green brick is larger than the opening height of the bayonet 6a, the green brick cannot enter the detection disc to complete thickness detection, and at the moment, the green brick is removed through a manual or automatic removing device on the chute. If the length is longer than the depth of the bayonet 6a, which is equivalent to that a brick is exposed outside the bayonet, the middle spacer 6 stops rotating under the blocking of the fixed surrounding edge 7a, and the brick needs to be taken out manually. Thereby completing the length upper limit detection.

A detection notch 7c and a blanking notch 7d which can be overlapped with the bayonet 6a are sequentially arranged on the bottom plate 7 along the rotating direction; the caliber of the blanking gap 7d is larger than that of the bayonet 6a, and the brick blank can fall down from the blanking gap 7d and is conveyed away by other conveying devices. The detection notch 7c is circular arc concentric with the detection disc, and the front-back width of the detection notch 7c is smaller than the front-back width (green brick length) of the bayonet 6 a. When the green bricks pass through the detection gap 7c, the front and rear ends of the green bricks with normal length are positioned on the bottom plates 7 at the front and rear sides of the detection gap 7c, and the middle parts of the green bricks are suspended, so that the green bricks cannot leak out of the detection gap 7 c; because the rear end of the green brick can abut against the surrounding edge 7a under the action of centrifugal force, if the length of the green brick is smaller than the detection length of the detection notch 7c and is positioned in the detection notch, the green brick can automatically fall out of the detection disc; if the middle part of the green brick is broken, the broken green brick can fall out of the detection disc under the action of gravity because the middle part of the green brick is suspended; thereby completing the length lower limit detection and the broken block detection.

Be equipped with the hole of stepping down that supplies cutting knife 1 to stretch out on the cutting bed 2, cutting knife 1 stretches out from the below of cutting bed 2, and the top of cutting bed 2 is equipped with just to the dust cover 3 of cutting position department.

A cavity is reserved in the middle of the middle partition frame 6, an air bag 8 communicated with the dust cover 3 is arranged in the cavity, the air bag 8 is fixed on the bottom plate 7, and a plurality of bumps 5a used for extruding the air bag 8 are arranged on the bottom side of the top plate 5. An exhaust pipe 8c and an air suction pipe 8d are communicated with the air bag 8, the exhaust pipe 8c and the air suction pipe 8d penetrate out of the bottom plate 7, a one-way valve is arranged, and the other end of the air suction pipe 8d is communicated with the dust cover 3.

When the bump 5a on the top plate 5 rotates to compress the airbag 8, the bump 5a gradually presses on the airbag 8, and the gas in the airbag 8 is discharged from the exhaust pipe 8 c; when the projection 5a is separated from the air bag 8, the air bag 8 sucks air from the air suction pipe 8d, and dust in the dust cover 3 is sucked into the dust box 9 through the air suction pipe 8 d; the top plate 5 continues to rotate, so that the air bag 8 intermittently exhausts and inhales, and the dust in the dust cover 3 is intermittently sucked.

The air bag 8 is formed by enclosing a corrugated pipe 8a and a pressing sheet 8b which is obliquely arranged, and the pressing sheet 8b is obliquely arranged at the top of the corrugated pipe 8 a. The top end of the corrugated pipe 8a is hermetically connected with the pressing sheet 8b, and the bottom end of the corrugated pipe 8a is hermetically connected with the bottom plate 7. And a torsion spring 8e is arranged between the lower end of the pressing sheet 8b and the bottom plate 7. Can be quickly restored under the action of the torsion spring.

Preferably, a plurality of universal wheels 7e are provided on the upper surface of the bottom plate 7 except for the portion where the cavity is provided, and the green bricks slide on the universal wheels 7e, so that the friction force when the green bricks move can be reduced by the universal wheels 7e, and the load of the rotating motor 5b can be reduced.

Preferably, the air suction pipe 8d is provided with a dust box 9, and an air outlet end of the dust box 9 is provided with a filter screen 9 a. Set up dust collection box 9 alone and can collect the dust, avoid the dust to enter into the gasbag simultaneously, avoid gasbag 8 to block up, in addition, after the dust collection is full, can directly follow the dust of discharging in the dust collection box 9, it is more convenient for taking out gasbag 8.

Wherein, an outlet 9b for pouring out dust is arranged at the bottom of the dust collection box 9, and the air outlet end and the air inlet end of the dust collection box 9 are both arranged at the top. The air inlet end and the air outlet end are arranged at the top, so that dust at the bottom of the dust collection box 9 can be prevented from being raised as much as possible, and meanwhile, the air outlet end is prevented from being blocked by the dust and cannot form a dust collection air channel.

Wherein, be equipped with two cutting knives 1 on the cutting bed 2, 3 material outlet that correspond cutting bed 2 all are equipped with chute 4. As shown in fig. 4, the chutes 4 are linear type, the width of each chute 4 can only allow one green brick to pass through, each chute 4 is correspondingly provided with one detection disc, the tail ends of the 3 chutes 4 are located at different heights, and each corresponding detection disc is located at different heights and can give way. Because the chute 4 is arranged in a curved shape, green bricks are easy to be clamped, and the arrangement is more reasonable in a linear type. Set up a plurality of cutting knives 1 and can improve cutting efficiency, can go out n +1 adobe n for the quantity of cutting knife, the material export that corresponds every adobe all sets up chute 4 alone and leads to different detection disc just in order to avoid adopting crooked chute 4, reasonable in design further improves work efficiency.

The detection notch 7c is arc-shaped and concentric with the detection disc, the arc length of the detection notch 7c at least covers the plurality of bayonets 6a, and detection time can be increased. The upper surface of the bottom plate is provided with a plurality of universal wheels, and the green bricks slide on the universal wheels.

Preferably, the left and right sides of the inspection disk are equipped with a cutting table 2 and a chute 4. A plurality of cutting tables and chutes can be arranged on one detection disc, so that the equipment cost can be reduced, and the working efficiency can be improved.

The utility model also provides a detection disc of environment-friendly autoclaved aerated adobe production detection line, include from last roof 5, middle spacer 6 and the fixed bottom plate 7 that sets gradually extremely down. The middle spacing frame 6 is arranged on the lower side of the top plate 5 in a surrounding mode and fixedly connected with the top plate 5, the top plate 5 is connected to the bottom plate 7 in a rotating mode through a rotating shaft, and the rotating motor 5b drives the top plate to rotate. The bottom plate 7 is provided with a surrounding edge 7a surrounding the middle partition frame 6, and the surrounding edge 7a is provided with a feeding hole 7b for a workpiece to enter. The side wall of the middle spacing frame 6 is provided with a circle of bayonets 6a for clamping workpieces, the length of the bayonets 6a extending forwards and backwards is matched with the length of the workpieces, the bayonets 6a are communicated up and down, and the workpieces are pushed to slide on the bottom plate 5 through the middle spacing frame 6. Preferably, the upper surface of the bottom plate 7 is provided with a plurality of universal rollers, and the workpiece slides on the universal rollers, so that the friction force is reduced through the universal rollers. The workpiece enters the bayonet 6a from the feed inlet 7b, and the bottom plate 7 is sequentially provided with a detection notch 7c and a blanking notch 7d which can be coincided with the bayonet 6a along the rotating direction. The detection notch 7c is arc-shaped concentric with the detection disc, the width of the detection notch 7c is smaller than the length of the bayonets 6a, and the arc-shaped length of the detection notch 7c at least covers the plurality of bayonets 6 a. When the workpiece passes through the detection gap 7c, the front end and the rear end of the workpiece are positioned on the bottom plate 7, and the middle part of the workpiece is suspended; the caliber of the blanking gap 7d is larger than that of the bayonet 6 a.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides an environment-friendly evaporates presses air entrainment adobe production testing line which characterized in that: comprises a cutting table (2), a detection disc lower than the cutting table (2), and a chute (4) communicated with the cutting table (2) and the detection disc;

the detection disc comprises a top plate (5), a middle partition frame (6) and a fixed bottom plate (7) which are sequentially arranged from top to bottom, the middle partition frame (6) is arranged at the lower side of the top plate (5) in an enclosing manner, is fixedly connected with a top plate (5), the lower end of the middle spacing frame (6) is contacted with a bottom plate (7), the top plate (5) is rotatably connected on the bottom plate (7) through a rotating shaft, and is driven to rotate by a rotating motor (5b), the bottom plate (7) is provided with a surrounding edge (7a) surrounding the middle partition frame (6), the surrounding edge (7a) is provided with a feed inlet (7b) opposite to the tail end of the chute (4), a circle of bayonets (6a) for clamping the green bricks are arranged on the side wall of the middle spacing frame (6), the length of the forward and backward extension of the bayonets (6a) is matched with the length of the green bricks, the bayonets (6a) are vertically communicated, the green bricks are pushed to slide on the bottom plate (7) through the bayonet of the rotary middle spacer frame (6); the green brick enters the bayonet (6a) from the feed inlet (7b), a detection notch (7c) and a blanking notch (7d) which can be overlapped with the bayonet (6a) are sequentially arranged on the bottom plate (7) along the rotating direction, the detection notch (7c) is arc-shaped and concentric with the detection disc, the front and back extension width of the detection notch (7c) is smaller than the length of the bayonet (6a), when the green brick passes through the detection notch (7c), the front and back ends of the green brick can be just positioned on the bottom plate (7) at the front and back sides of the detection notch (7c), the middle part of the green brick is suspended, and the green brick can not fall off from the detection notch (7 c); the caliber of the blanking gap (7d) is larger than that of the bayonet (6a), and the green bricks can fall from the blanking gap (7 d); the cutting table (2) is provided with a abdicating hole for the cutting knife (1) to extend out, the cutting knife (1) extends out from the lower part of the cutting table (2), and a dust cover (3) opposite to the cutting position is arranged above the cutting table (2);

the middle of the middle spacer (6) is provided with a cavity, an air bag (8) communicated with the dust cover (3) is arranged in the cavity, the air bag (8) is fixed on the bottom plate (7), the bottom side of the top plate (5) is provided with a plurality of bumps (5a) used for extruding the air bag (8), the air bag (8) is communicated with an exhaust pipe (8c) and an air suction pipe (8d), the exhaust pipe (8c) and the air suction pipe (8d) penetrate out of the bottom plate (7) and are provided with a one-way valve, and the other end of the air suction pipe (8d) is communicated with the dust cover (3).

2. The environment-friendly autoclaved aerated adobe production detection working line according to claim 1, which is characterized in that: be equipped with a plurality of cutting knife (1) on cutting bed (2), every material outlet that corresponds cutting bed (2) all is equipped with chute (4), and chute (4) are the linear type, and its width only can let a adobe pass through, and every chute (4) all corresponds and is provided with a detection disc.

3. The environment-friendly autoclaved aerated adobe production detection working line according to claim 1, which is characterized in that: the air bag (8) is formed by enclosing a corrugated pipe (8a) and a pressing sheet (8b) which is obliquely arranged, the pressing sheet (8b) is obliquely arranged at the top of the corrugated pipe (8a), the top end of the corrugated pipe (8a) is in sealing connection with the pressing sheet (8b), and the bottom end of the corrugated pipe (8a) is in sealing connection with the bottom plate (7).

4. The environment-friendly autoclaved aerated adobe production detection working line according to claim 3, which is characterized in that: a torsion spring (8e) is arranged between the lower end of the pressing sheet (8b) and the bottom plate (7).

5. The environment-friendly autoclaved aerated adobe production detection working line according to claim 1, which is characterized in that: the upper surface of the bottom plate (7) is provided with a plurality of universal wheels (7e), and the green bricks slide on the universal wheels (7 e).

6. The environment-friendly autoclaved aerated adobe production detection working line according to claim 5, which is characterized in that: the arc-shaped length of the detection notch (7c) at least covers a plurality of bayonets (6 a).

7. The environment-friendly autoclaved aerated adobe production detection working line according to claim 1, which is characterized in that: and a dust collection box (9) is arranged on the air suction pipe (8d), and a filter screen (9a) is arranged at the air outlet end of the dust collection box (9).

8. The environment-friendly autoclaved aerated adobe production detection working line according to claim 7, which is characterized in that: an outlet (9b) for pouring out dust is arranged at the bottom of the dust collection box (9), and the air outlet end and the air inlet end of the dust collection box (9) are arranged at the top.

9. The environment-friendly autoclaved aerated green brick production detection line according to claim 1, characterized in that: the left side and the right side of the detection disc are provided with a cutting table (2) and a chute (4).

10. The utility model provides an environment-friendly evaporates detection disc that presses air entrainment adobe production detection achievement line which characterized in that: comprises a top plate (5), a middle spacing frame (6) and a fixed bottom plate (7) which are arranged from top to bottom in sequence, wherein the middle spacing frame (6) is arranged at the lower side of the top plate (5) in an enclosing way, is fixedly connected with a top plate (5), the lower end of the middle spacing frame (6) is contacted with a bottom plate (7), the top plate (5) is rotatably connected on the bottom plate (7) through a rotating shaft, and is driven to rotate by a rotating motor (5b), the bottom plate (7) is provided with a surrounding edge (7a) surrounding the middle partition frame (6), the surrounding edge (7a) is provided with a feed inlet (7b) which is right opposite to the tail end of the chute (4), a circle of bayonets (6a) for clamping the green bricks are arranged on the side wall of the middle spacing frame (6), the length of the forward and backward extension of the bayonets (6a) is matched with the length of the green bricks, the bayonets (6a) are communicated up and down, the green bricks are pushed to slide on the bottom plate (7) through the bayonet of the rotary middle spacer frame (6); the green bricks enter the bayonet (6a) from the feed inlet (7b), a detection notch (7c) and a blanking notch (7d) which can be overlapped with the bayonet (6a) are sequentially arranged on the bottom plate (7) along the rotating direction, the detection notch (7c) is arc-shaped and concentric with the detection disc, the front and back extension width of the detection notch (7c) is smaller than the length of the bayonet (6a), when normal green bricks pass through the detection notch (7c), the front and back ends of the green bricks can be just positioned on the bottom plate (7) at the front and back sides of the detection notch (7c), the middle part of the green bricks is suspended, and the green bricks can not fall off from the detection notch (7 c); the caliber of the blanking gap (7d) is larger than that of the bayonet (6a), and the green bricks can fall down from the blanking gap (7 d).

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