CN111361817A - Hammering bag breaking device of construction waste bag opener - Google Patents

Abstract

The invention discloses a hammering bag breaking device of a construction waste bale opener. This broken bagging apparatus of hammering includes quick-witted case, transmission and hammering blade disc, the open discharge gate that forms of feed inlet and downside is equipped with to the broken chamber left side upper end of machine case, transmission's main seat is fixed on first through-hole and the lower extreme gets into broken chamber, the driving shaft rotates to be connected at the main seat, connect the motor wheel on the outrigger of drive assembly's main motor, the motor wheel passes through middleware intercommunication follower, the follower is connected in the driving shaft upper end, the both ends of main seat and driving shaft pass through the movive seal circle and connect sealedly, driving shaft and hammering axle pass through the ring flange and connect, the carousel key-type connection of hammering blade disc is epaxial at the hammering, a plurality of arbor of circle array in the ring groove of carousel, every arbor passes through the round-link chain. The invention has the effects that the packaging bag is completely destroyed, no soft material is wound, and the sealing structure can effectively protect parts.

Description

Hammering bag breaking device of construction waste bag opener

Technical Field

The invention relates to a building bag opening device, in particular to a hammering bag breaking device of a building garbage bag opening machine.

Background

In an era of increasingly urbanization, a large number of buildings are newly built in each city every day, and old buildings are dismantled, so that a large amount of construction waste is generated, the construction waste occupies a large amount of ground, the appearance of the city is influenced, and the construction waste needs to be treated in time; in order to facilitate the treatment and the transportation, a plurality of construction wastes are loaded in the packaging bags, and vehicles are transported to a waste concentration area for classification and crushing treatment; before garbage treatment, the garbage bags need to be quickly and efficiently damaged, and then the garbage enters a sorting line;

manual unpacking is slow in speed and low in efficiency, so that an automatic unpacking machine is produced, and the conventional unpacking machine is often linear unpacking and easy to cause poor cutting and influence on subsequent sorting; and the transmission device of the existing unpacking device is easily interfered by objects such as dust or winding belts in construction waste, and the rotation is poor.

Disclosure of Invention

In order to solve one or more of the problems, the invention provides a hammering bag breaking device of a construction waste bag opener.

According to one aspect of the invention, the hammering bag-breaking device comprises a machine box, a transmission device and a hammering cutter head,

the interior of the case is hollow to form a crushing cavity, the upper end of the left side of the crushing cavity is provided with a feed inlet, the lower side of the crushing cavity is open to form a discharge outlet, the middle of the upper case plate of the crushing cavity is provided with a first through hole, the first through hole extends rightwards to form a supporting lug plate,

the transmission device comprises a driving assembly, a driving shaft and a main seat; the main seat is fixed on the first through hole, the lower end of the main seat enters the crushing cavity, the driving shaft is rotatably connected to the main seat, a main motor of the driving assembly is vertically connected to the supporting lug plate in an inverted mode, an extending shaft of the main motor is connected with a motor wheel, the motor wheel is communicated with a driven wheel through a middle piece, the driven wheel is connected to the upper end of the driving shaft, the two ends of the main seat and the driving shaft are respectively connected and sealed through a first dynamic sealing ring and a second dynamic sealing ring, a flange plate is fixed at the lower end of the driving shaft,

the hammering cutter head comprises a hammering shaft, a turntable and a plurality of hammering heads, an input disc at the upper end of the hammering shaft is in threaded connection with a flange plate, the turntable is in key connection with the hammering shaft,

the circumference wall of the rotary table is inwards concave to form a circular groove, two sides of the circular groove are respectively provided with a baffle ring, a plurality of cutter shaft circumference arrays are fixed on the baffle rings, one end of a circular chain is sleeved on each cutter shaft in the circular groove, the other end of the circular chain is rotatably connected into an ear ring, the ear ring is vertically connected with the rear wall surface of the cutter body of the hammer cutter head, and the outer wall of the cutter body is provided with an arc-shaped cutting edge.

In some embodiments, the driving assembly further comprises a rectangular frame-shaped motor base, a transmission cavity is formed in the motor base in a hollow mode, and the intermediate piece, the motor wheel and the driven wheel are located in the transmission cavity;

left reinforcing plate and right reinforcing plate are fixed on the support otic placode, and under the support otic placode, two enhancement sole are connected perpendicularly respectively in the side wall board upper end of support otic placode and quick-witted case.

In some embodiments, the adjusting assembly includes an adjusting bolt, an adjusting nut, and an adjusting block, the adjusting block is welded and fixed on the upper surface of the chassis, the adjusting bolt is screwed and fixed in a threaded hole of the adjusting block, the adjusting bolt is provided with two adjusting nuts, the two adjusting nuts are respectively fixed on two sides of the adjusting block, and the front end of the adjusting bolt abuts against the outer side of the left reinforcing plate and the right reinforcing plate.

In some embodiments, a cushion is also provided between the input disc and the input upper flange.

In some embodiments, the main bearing comprises a cylindrical bearing body, two ends of the bearing body are respectively provided with a first bearing hole, a second bearing hole with a small diameter is arranged below the first bearing hole at the upper end, a main bearing is fixed in each first bearing hole, a thrust bearing is fixed in each second bearing hole, and the driving shaft is respectively and rotatably connected with the two main bearings and the thrust bearing.

An upper positioning pressing ring is formed on the lower surface of the upper bearing end cover and is attached to the upper surface of the outer ring of the main bearing, a lower positioning pressing ring is formed on the upper surface of the lower bearing end cover and is attached to the lower surface of the outer ring of the main bearing.

In some embodiments, the upper end of the lower cover hole is concave to form a large-diameter lower sealing groove, and a second movable sealing ring is arranged in the lower sealing groove; an upper sealing groove is formed in the upper surface of the upper cover hole in a concave mode, and a first movable sealing ring is arranged in the upper sealing groove; and a small-diameter sealing hole is formed at the lower end of the second bearing hole, and two rotary floating sealing rings are installed in the sealing hole.

In some embodiments, one of the baffle rings is circumferentially arrayed with a plurality of first connecting holes, and the other baffle ring is circumferentially arrayed with a plurality of second connecting holes, and each second connecting hole and the opposite first connecting hole fix one cutter shaft; a hard alloy ring sleeve is fixed on the cylindrical upper shaft sleeve of the cutter shaft.

In some embodiments, the middle of the front side surface and the left and right side surfaces of the knife body is respectively provided with a sheet-shaped arc-shaped cutting edge, and the knife body is provided with a supporting surface at the upper side and the lower side of the cutting edge;

the knife height distance between the middle protruding position of the cutting edge and the support surface is 5 mm.

In some embodiments, the earring comprises a semicircular ring, two ends of the semicircular ring extend outwards to form end columns, and the end columns and the semicircular ring mutually surround to form U-shaped holes; two plug holes are formed in the rear side face of the cutter body, the plug holes and the end post are in interference fit, and after the end post is inserted into the plug holes, the end post and the rear side face of the cutter body are welded into a whole.

In some embodiments, the outer side of the outer side plate of the chassis is further provided with a longitudinal and a transverse reinforcing support, an inner lining plate is arranged below the inner side of the outer side plate of the chassis, and the inner lining plate is in threaded connection with a plurality of obliquely arranged flow deflectors.

Drawings

Fig. 1 is a three-dimensional schematic view of a hammering bag breaking device of a construction waste bag opener according to an embodiment of the invention;

FIG. 2 is a schematic cross-sectional view of a hammering bag breaking device of the construction waste bag opener shown in FIG. 1;

FIG. 3 is an enlarged schematic view of the drive assembly shown in FIG. 2;

FIG. 4 is a cross-sectional schematic view of the transmission assembly of FIG. 2;

FIG. 5 is an enlarged schematic view at I of the transmission assembly shown in FIG. 4;

FIG. 6 is an enlarged schematic view at II of the transmission assembly shown in FIG. 4;

FIG. 7 is a three-dimensional schematic view of the drive shaft shown in FIG. 4;

FIG. 8 is a three-dimensional schematic view of the hammering cutter head shown in FIG. 2;

FIG. 9 is a front schematic view of the hammer bit of FIG. 8;

FIG. 10 is a three-dimensional schematic view of the turntable shown in FIG. 8;

the crushing device comprises a case 01, a crushing cavity 010, a first through hole 0101, a supporting lug plate 0102, a reinforcing foot plate 0103, a feeding hole 011, a discharging hole 012, a reinforcing support 013, an inner lining plate 014 and a guide plate 015;

the structure comprises a transmission assembly 02, a main seat 1, a seat body 10, a central shaft hole 11, a first bearing hole 12, a second bearing hole 13, an end ring 14, an upper end cover 15, an upper cover hole 151, an upper positioning pressing ring 152, an upper sealing groove 153, a lower end cover 16, a lower cover hole 161, a lower positioning pressing ring 162, a lower sealing groove 163, a sealing hole 17 and a reinforcing end 18; the shaft comprises a driving shaft 2, a shaft body 20, a second shoulder 201, a power input end 21, a first bearing section 22, a first shoulder 221, a second bearing section 23, a third bearing section 24, a third shoulder 241, a lower connecting end 25, a first key groove 251, a threaded blind hole 252, a first sealing section 26, a fourth shoulder 261, a fifth shoulder 262, a second sealing section 27, a fine threaded section 28 and a round nut 29; the driving assembly 3, the motor base 30, the transmission cavity 300, the upper wall plate 301, the motor through hole 302, the left reinforcing plate 303, the right reinforcing plate 304, the middle through hole 305, the main motor 31, the motor wheel 32, the middle part 33, the driven wheel 34, the adjusting assembly 35, the adjusting bolt 351, the adjusting nut 352 and the adjusting block 353; the flange plate 4, a second key groove 41, a stepped through hole 42, a connecting key 43, a connecting screw 44, a main bearing 5, a thrust bearing 6, a first dynamic seal ring 7, a second dynamic seal ring 8 and a rotary floating seal ring 9;

the hammering cutter head 03, the hammering cutter head 030, the cutter body 031, the cutting edge 0310, the plug hole 0311, the welding line hole 0312 and the supporting surface 0313; earring 032, semicircle ring 0321, end post 0322, U-shaped hole 0323, participate in 0324, link chain 033, arbor 034, ring cover 0341, carousel 035, ring groove 0350, axial through-hole 0351, axial keyway 0352, fender ring 0353, first connecting hole 0354, second connecting hole 0355, hammering axle 036, input disc 0361.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 to 10 schematically show a hammering bag-breaking device of a construction waste bag-opener according to an embodiment of the present invention. As shown in the figure, the device comprises a machine case 01, a transmission device 02 and a hammering cutter head 03,

the case 01 is hollow to form a crushing cavity 010, the upper end of the left side of the crushing cavity 010 is provided with a feed inlet 011, the lower side of the crushing cavity 010 is open to form a discharge outlet 012, the middle of the upper case plate of the crushing cavity 010 is provided with a first through hole 0101 and extends rightwards to form a supporting ear plate 0102,

the transmission device 02 comprises a driving component 3, a driving shaft 2 and a main seat 1; the main seat 1 is fixed on the first through hole 0101, the lower end of the main seat enters the crushing cavity 010, the driving shaft 2 is rotatably connected with the main seat 1, a main motor 31 of the driving assembly 3 is vertically connected with the supporting ear plate 0102 in an inverted manner, an extending shaft of the main motor 31 is connected with a motor wheel 32, the motor wheel 32 is communicated with a driven wheel 34 through an intermediate part 33, the driven wheel 34 is connected with the upper end of the driving shaft 2, wherein the two ends of the main seat 1 and the driving shaft 2 are respectively connected and sealed through a first dynamic sealing ring 7 and a second dynamic sealing ring 8, the lower end of the driving shaft 2 is fixed with a flange,

the hammering cutter head 03 comprises a hammering shaft 036, a turntable 035 and a plurality of hammering cutter heads 030, an input disc 0361 at the upper end of the hammering shaft 036 is in threaded connection with the flange 4, the turntable 035 is in key connection with the hammering shaft 036,

the circumference wall of carousel 035 goes up interior concavity and forms ring groove 0350, and ring groove 0350 both sides form fender ring 0353 respectively, and a plurality of arbor 034 circumference array is fixed on fender ring 0353, and in ring groove 0350, the axle sleeve ring chain 033 one end on every arbor 034, in the ring chain 033 other end rotates and connects earring 032, the rear wall of the sword body 031 of hammer cutter head 030 is connected perpendicularly to earring 032, and the outer wall of sword body 031 is equipped with arcuation cutting edge 0310.

This broken bagging apparatus of hammering adopts hammering blade disc 03 and sealing mechanism's transmission, and hammering blade disc 03 adopts circumference pivoted carousel 035 to combine the hammer cutter head 030 that round-link chain 033 drove, to the wrapping bag after the linear cutting, carries out the broken bag of circumference inertial hammering, and its beneficial effect is: firstly, the hammering cutter head 03 can completely destroy the packaging bag, and the packaging bag is completely separated from the construction waste, so that a good foundation is provided for subsequent sorting; secondly, the circular chain 033 enables the hammer cutter head 030 to have softer hammering, and during hammering, the hammer cutter head is subjected to reverse acting force and can retract, so that soft materials such as bags and the like can be prevented from being wound on the hammer; thirdly, the circular ring chain 033 rotates on the cutter shaft 034, so that the hammering reaction force can be unloaded, and the phenomenon that the disc, the driving shaft and the rack are subjected to large torque, so that the parts deform and the rack does not shake is avoided; fourthly, the arc-shaped cutting edge 0310 can well cut the garbage bag when hammering, and the soft materials of the garbage bag are prevented from being wound on the knife body 1; fifthly, the transmission device of the sealing mechanism can effectively protect parts and prolong the service life, and the dynamic sealing ring has better rotational sealing performance, can be used for a long time and has small abrasion failure; sixthly, the main seat 1 is used as a suspended seat body, the structure is simple, the concentration is high, no redundant parts are arranged outside the center, the bag breaking space is more, no material bag floats above the main seat, the structure of the driving assembly is simple, and the internal space is not occupied.

Preferably, the driving assembly 3 further includes a rectangular frame-shaped motor base 30, a transmission cavity 300 is formed in the motor base 30, and the intermediate member 33, the motor wheel 32 and the driven wheel 34 are located in the transmission cavity 300;

the main motor 31 is vertically installed on the upper wall plate 301 of the motor base 30, the outer extending shaft of the main motor 31 penetrates through the motor through hole 302 of the upper wall plate 301 and fixes the motor wheel 32, and the motor base has the advantages that: high load transfer capacity and no skid.

A left reinforcing plate 303 and a right reinforcing plate 304 are further arranged on the lower side of the motor base 30, the left reinforcing plate 303 is fixedly attached to the lower end of the inner side of the left wall plate of the motor base 30, the right reinforcing plate 304 is vertically fixed on the lower side of the upper wall plate 301, a middle through hole 305 is formed in the middle of the right reinforcing plate 304, and the middle piece 33 penetrates through the middle through hole 305; the beneficial effects are as follows: the strength of the motor base 30 can be improved, and shaking is avoided.

Left gusset plate 303 and right gusset plate 304 are fixed on support ear plate 0102, and under support ear plate 0102, two gusset foot plates 0103 are vertically connected to the upper ends of the side wall plates of support ear plate 0102 and cabinet 01, respectively. The beneficial effects are as follows: the motor can be further ensured to be in a fixed position without left and right deviation by the arrangement.

Preferably, the adjusting assembly 35 is disposed outside the left reinforcing plate 303 and inside the right reinforcing plate 304, the adjusting assembly 35 includes an adjusting bolt 351, an adjusting nut 352 and an adjusting block 353, the adjusting block 353 is welded and fixed on the upper surface of the chassis 01, the adjusting bolt 351 is screwed in a threaded hole of the adjusting block 353, two adjusting nuts 352 are disposed on the adjusting bolt 351, the two adjusting nuts 352 are fixed on two sides of the adjusting block 352, and the front end of the adjusting bolt 351 abuts against the outside of the left reinforcing plate 303 and the right reinforcing plate 304. The beneficial effects are as follows: the setting intensity is high, and the phenomenon such as rocking does not exist.

Preferably, a cushion is further provided between the input disc 0361 and the input upper flange 4. The beneficial effects are as follows: can realize flexible transmission load, avoid hard fracture.

Preferably, the motor wheel 32 and the driven wheel 34 are V-pulleys or synchronous pulleys, and the intermediate member 33 is a corresponding V-belt or synchronous belt.

Preferably, the motor through hole 302 has a diameter larger than the outer diameter of the motor wheel 32. The beneficial effects are as follows: the structure is convenient to place and quick to detach.

Preferably, the main housing 1 includes a cylindrical housing body 10, a central shaft hole 11 is formed in the middle of the housing body 10, a first bearing hole 12 is formed at each end of the central shaft hole 11, a second bearing hole 13 with a small diameter is formed below the first bearing hole 12 at the upper end, a main bearing 5 is fixed in each first bearing hole 12, a thrust bearing 6 is fixed in each second bearing hole 13, an end ring 14 is formed by radially extending the outer wall of the upper end of the housing body 10 outwards, an upper bearing end cover 15 is screwed on the outer side of the end ring 14, a lower bearing end cover 16 is screwed on the outer side of the lower surface of the housing body 10,

the end ring 14 is connected to the outer edge of the first through hole 0101, the seat body 10 is axially sleeved in the first axial hole 0101 and enters the case 01,

the middle of the driving shaft 2 is positioned in the central shaft hole 11 and is respectively connected with the two main bearings 5 and the thrust bearing 6 in a rotating way. The beneficial effects are as follows: the thrust bearing 6 and the two main bearings 5 are adopted, so that the anti-impact capacity is improved, and the bearing capacity is stronger.

The driving shaft 2 comprises a power input end 21 with a diameter gradually reduced from top to bottom, a first bearing section 22, a second bearing section 23, a shaft body 20, a third bearing section 24 and a lower connecting end 25, the lower end of the third bearing section 24 is also provided with a fine threaded section 28,

the shaft body 20 is positioned in the central shaft hole 11, the power input end 21 is in key connection with the driven wheel 34, the lower connecting end 25 is in key connection with the flange plate 4, the first bearing section 22 and the third bearing end 24 are respectively and rotatably connected with a main bearing 5, and the second bearing section 23 is rotatably connected with the thrust bearing 6;

two round nuts 29 are connected to the fine thread section 28 in a threaded manner, and the upper surfaces of the round nuts 29 are attached to the lower surface of the inner ring of the main bearing 5.

Preferably, a first shoulder 221 is formed between the first bearing segment 22 and the second bearing segment 23, a second shoulder 201 is formed between the shaft body 20 and the third bearing segment 24, the first shoulder 221 is attached to the upper surface of the inner ring of the thrust bearing 6, the second shoulder 201 is attached to the upper surface of the inner ring of the main bearing 5,

an upper positioning pressing ring 152 is formed on the lower surface of the upper bearing end cover 15, the outer wall of the upper positioning pressing ring 152 is attached to the upper end of the first bearing hole 12, the upper positioning pressing ring 152 is attached to the upper surface of the outer ring of the main bearing 5,

a lower positioning pressing ring 162 is formed on the upper surface of the lower bearing end cover 16, the outer wall of the lower positioning pressing ring 162 is attached to the lower end of the third bearing hole 23, and the lower positioning pressing ring 162 is attached to the lower surface of the outer ring of the main bearing 5. The beneficial effects are as follows: the bearing of this setting is fixed firm, and fixed effectual, bearing capacity is strong, and unusual productions such as no skidding.

Preferably, a second sealing section 27 is further provided between the third bearing section 24 and the lower connecting end 25, and the second sealing section 27 is closely matched with the lower cover hole 161 of the lower bearing end cover 16 in a clearance fit;

the upper end of the lower cover hole 161 is concave to form a lower sealing groove 163 with a large diameter, a second dynamic sealing ring 8 is arranged between the lower sealing groove 161 and the second sealing section 27,

a first sealing section 26 with a large diameter is formed between the power input end 21 and the first bearing section 22, the first sealing section 26 is in small clearance fit with an upper cover hole 151 of the upper bearing end cover 15, an upper sealing groove 153 is formed in the upper surface of the upper cover hole 151 in an inwards concave mode, and a first movable sealing ring 7 is arranged between the upper sealing groove 153 and the first sealing section 26;

the lower end of the second bearing hole 13 is also provided with a sealing hole 17 with a small diameter, and two rotary floating sealing rings 9 are arranged in the sealing hole 17 and the second bearing section 23. The beneficial effects are as follows: the sealing ring has good positioning performance and high sealing performance.

Preferably, a fourth shoulder 261 is formed between the first seal section 26 and the power input end 21, a fifth shoulder 262 is formed between the first seal section 26 and the first bearing section 22, the fourth shoulder 261 abuts against the lower surface of the driven wheel 34, and the fifth shoulder 262 abuts against the upper surface of the inner ring of the main bearing 5;

a third shoulder 241 is formed between the third bearing segment 24 and the first seal segment 26, the third shoulder 241 being located above the lower cap bore 161.

Preferably, the first dynamic seal ring 7 is a lip seal for a rotary shaft, and the second dynamic seal ring 8 is a lip seal for a rotary shaft.

Preferably, the outer wall of the first bearing hole 12 is further formed with a large-diameter reinforced end, and the reinforced end 18 is tightly fitted with the first through hole 0101. The beneficial effects are as follows: the fixing precision of the main seat 1 is improved, and no shaking phenomenon is generated.

Preferably, the main bearing 5 is a self-aligning roller bearing, the inner diameter of the upper main bearing 5 is larger than that of the lower main bearing 5,

the thrust bearing 6 is a self-aligning thrust roller bearing.

Preferably, the lower coupling end 25 is provided with a first key groove 251 on an outer cylindrical wall thereof, the first key groove 251 and the second key groove 41 of the flange plate 4 are provided with a coupling key 43,

the lower end wall of the lower connecting end 25 is provided with a plurality of threaded blind holes 252, the plate body of the flange plate 4 is provided with a plurality of stepped through holes 42, and the connecting screws 44 are screwed into the threaded blind holes 252 through the stepped through holes 42, so that the flange plate 4 is fixedly connected to the lower connecting end 25. The beneficial effects are as follows: the lower connecting end 25 of the arrangement is high in axial connection and radial connection strength.

Preferably, a plurality of first connecting holes 0354 are circumferentially arrayed on one of the blocking rings 0353, a plurality of second connecting holes 0355 are circumferentially arrayed on the other blocking ring 0353, each second connecting hole 0355 and one first connecting hole 0354 are vertically aligned, and a cutter shaft 034 is fixed to each second connecting hole 0355 and the corresponding first connecting hole 0354.

Preferably, an axial through hole 0351 is formed in the center of the turntable 035, a rectangular groove-shaped axial key groove 0352 is formed in the wall of the axial through hole 0351, and the axial key groove 0352 is connected with the main hammering shaft 036 by a key bar; the beneficial effects are as follows: the rotary disc 5 of the arrangement has a good function of transmitting torque.

Preferably, the first connecting hole 0354 is a unthreaded hole, the second connecting hole 0355 is a threaded through hole, the cutter shaft 034 is a bolt, the middle section of the bolt is an optical axis, and the cutter shaft 034 penetrates through the first connecting hole 0354 and the circular ring groove 0350 and is screwed into the second connecting hole 0355;

first connecting hole 0354 and second connecting hole 0355 are unthreaded holes, and arbor 034 is the bolt, and the interlude of bolt is the optical axis, two holding nuts of bolt tip axle sleeve, and arbor 034 passes first connecting hole 0354, ring groove 0350 second connecting hole 0355 screw in holding nut of lower extreme. The beneficial effects are as follows: the above arrangement is convenient for connection and convenient for disassembly and maintenance.

Preferably, the number of the first connection holes 0354 and the second connection holes 0355 is 4. The beneficial effects are that: this setting can guarantee that the hammering frequency has the continuity, thoroughly destroys the material area.

Preferably, a hard alloy ring sleeve 0341 is fixed on the cylindrical upper sleeve of the cutter shaft 034. The beneficial effects are as follows: the circular ring sleeve 0341 can reduce the friction between the circular ring chain 033 and the cutter shaft 034 and protect the cutter shaft 034.

The circular ring sleeve 0341 and the cylinder of the cutter shaft 034 are connected in an integral connection mode of surface plating or in a welding mode.

Preferably, the front side surface and the middle of the left and right side surfaces of the knife body 031 are respectively provided with a thin sheet-shaped arc-shaped cutting edge 0310, and the knife body 031 is formed with a support surface 0313 on the upper and lower sides of the cutting edge 0310.

Preferably, the knife-height distance between the middle protruding position of the cutting edge 0310 and the support surface 0313 is 0-15 mm.

Preferably, the knife height distance between the middle protruding position of the cutting edge 0310 and the support surface 0313 is 5 mm. The beneficial effects are as follows: this height can effectively cut the wrapping bag, does not harm the tup again.

Preferably, the front end face of the cutting edge 0310 is provided with a chamfer;

preferably, the cutting edge 0310 is made of a hard alloy material; the beneficial effects are as follows: the material can be cut quickly and well and has long service life.

Preferably, the cutting edge 0310 and the knife body 031 are integrally connected or welded.

Preferably, the earrings 032 include semicircular rings 0321, two ends of the semicircular rings 0321 extend outward to form end columns 0322, the ends of the end columns 0322 and the semicircular rings 0321 mutually surround to form U-shaped holes 0323, and the end columns 0322 are vertically fixed on the rear side surface of the knife body 031;

preferably, the knife body 031 and the ear ring 032 are integrally connected or welded.

Preferably, the rear side surface of the knife body 031 is provided with two plug holes 0311, the plug holes 0311 and the end post 0322 are in interference fit, and after the end post 0322 is inserted into the plug holes 0311, the end post 0322 and the rear side surface of the knife body 031 are welded into a whole. The beneficial effects are as follows: the hammer cutter head 030 is firm in connection, convenient to process and high in strength.

The front end of each end post 0322 is machined to form a cylindrical pin 0324 with a small diameter, the pin 0324 and the plug hole 0311 on the rear side face of the knife body 031 are in interference fit, and after the pin 0324 is inserted into the plug hole 0311, the end post 0322 and the rear side face of the knife body 031 are welded into a whole.

Preferably, the outer end of the plug hole 0311 forms a large-diameter welding hole 0312, the end of the stub 0322 is located in the welding hole 0312, and the ring between the welding hole 0312 and the stub 0322 is a welding seam region. The beneficial effects are as follows: the setting intensity is high, and no welding seam leaks outwards.

Preferably, the semicircular ring 0321 and the end post 0322 are circular in cross section;

the cutting edge 0310 is arc-shaped or elliptical arc-shaped;

the knife body 031 is rectangular, and the support surface 0313 is a vertical surface.

Preferably, a longitudinal and a transverse reinforcing support 013 are further arranged on the outer side of the outer side plate of the case 01, an inner lining plate 014 is arranged below the inner side of the outer side plate of the case 01, and a plurality of obliquely arranged flow guide plates 015 are connected to the inner lining plate 014 in a threaded manner. The beneficial effects are as follows: the machine case is high in strength, capable of effectively protecting the hit surface, high in stability in long-term use and free of shaking.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims (10)

1. A hammering bag breaking device of a construction waste bag opener is characterized by comprising a machine case (01), a transmission device (02) and a hammering cutter head (03),

the inner part of the case (01) is hollow to form a crushing cavity (010), the upper end of the left side of the crushing cavity (010) is provided with a feed inlet (011), the lower side of the crushing cavity (010) is opened to form a discharge outlet (012), a first through hole (0101) is formed in the middle of an upper case plate of the crushing cavity (010) and extends rightwards to form a supporting lug plate (0102),

the transmission device (02) comprises a driving component (3), a driving shaft (2) and a main seat (1); the main seat (1) is fixed on the first through hole (0101) and the lower end of the main seat enters the crushing cavity (010), the driving shaft (2) is rotatably connected on the main seat (1), a main motor (31) of the driving assembly (3) is vertically connected on the supporting lug plate (0102) in an inverted mode, a motor wheel (32) is connected on an extending shaft of the main motor (31), the motor wheel (32) is communicated with a driven wheel (34) through an intermediate member (33), the driven wheel (34) is connected at the upper end of the driving shaft (2), wherein the two ends of the main seat (1) and the driving shaft (2) are respectively connected and sealed through a first dynamic sealing ring (7) and a second dynamic sealing ring (8), and a flange (4) is fixed at the lower end of the driving shaft (2),

the hammering cutter head (03) comprises a hammering shaft (036), a turntable (035) and a plurality of hammering heads (030), an input disc (0361) at the upper end of the hammering shaft (036) is in threaded connection with the flange plate (4), the turntable (035) is in key connection with the hammering shaft (036),

the circular wall of carousel (035) goes up interior concavity and forms ring groove (0350), ring groove (0350) both sides form respectively and keep off ring (0353), a plurality of arbor (034) circumference array is fixed keep off on ring (0353), in ring groove (0350), every arbor (034) axle sleeve round-link chain (033) one end, in the round-link chain (033) other end rotates and connects ear ring (032), ear ring (032) connect perpendicularly the back wall of the sword body (031) of hammer cutter head (030), the outer wall of sword body (031) is equipped with arcuation cutting edge (0310).

2. The hammering bag breaking device of the construction waste bag opener according to claim 1, characterized in that the driving assembly (3) further comprises a rectangular frame-shaped motor base (30), a transmission cavity (300) is formed in the motor base (30) in a hollow mode, and the intermediate member (33), the motor wheel (32) and the driven wheel (34) are located in the transmission cavity (300);

left gusset plate (303) and right gusset plate (304) are fixed support on otic placode (0102) support under otic placode (0102), two strengthen sole plate (0103) and connect perpendicularly respectively support otic placode (0102) and the side wall board upper end of quick-witted case (01).

3. The hammering bag breaking device of the construction waste bag opener according to claim 2, wherein the adjusting assembly (35) comprises an adjusting bolt (351), an adjusting nut (352) and an adjusting block (353), the adjusting block (353) is welded and fixed on the upper surface of the case (01), the adjusting bolt (351) is fixed in a threaded hole of the adjusting block (353) in a threaded manner, two adjusting nuts (352) are arranged on the adjusting bolt (351), the two adjusting nuts (352) are respectively fixed on two sides of the adjusting block (352), and the front end of the adjusting bolt (351) abuts against the outer side of the left reinforcing plate (303) and the right reinforcing plate (304).

4. The hammering bag-breaking device of the construction waste bag-opening machine as claimed in claim 1, characterized in that a cushion is further provided between the input disc (0361) and the input upper flange (4).

5. The hammering bag breaking device of the construction waste bag opener according to claim 1, wherein the main seat (1) comprises a cylindrical seat body (10), a central shaft hole (11) is formed in the middle of the seat body (10) and penetrates through the central shaft hole, a first bearing hole (12) is formed at each of two ends of the central shaft hole (11), a second bearing hole (13) with a small diameter is formed below the first bearing hole (12) at the upper end, a main bearing (5) is fixed in each first bearing hole (12), a thrust bearing (6) is fixed in each second bearing hole (13), and the driving shaft (2) is located in the central shaft hole (11) in the middle and is rotatably connected with the two main bearings (5) and the thrust bearing (6) respectively.

An upper positioning pressing ring (152) is formed on the lower surface of the upper bearing end cover (15), the outer wall of the upper positioning pressing ring (152) is attached to the upper end of the first bearing hole (12), the upper positioning pressing ring (152) is attached to the upper surface of the outer ring of the main bearing (5),

a lower positioning pressing ring (162) is formed on the upper surface of the lower bearing end cover (16), the outer wall of the lower positioning pressing ring (162) is attached to the lower end of the third bearing hole (23), and the lower positioning pressing ring (162) is attached to the lower surface of the outer ring of the main bearing (5).

6. The hammering bag breaking device of the construction waste bag opener according to claim 5, characterized in that the upper end of the lower cover hole (161) is recessed to form a large-diameter lower sealing groove (163), and the second movable sealing ring (8) is arranged in the lower sealing groove (161);

an upper sealing groove (153) is formed in the upper surface of the upper cover hole (151) in a concave mode, and the first movable sealing ring (7) is arranged in the upper sealing groove (153);

and a sealing hole (17) with a small diameter is formed at the lower end of the second bearing hole (13), and two rotary floating sealing rings (9) are installed in the sealing hole (17).

7. The hammering bag breaking device of the construction waste bag opener according to the claim 1, characterized in that one of the baffle rings (0353) is circumferentially arrayed with a plurality of first connecting holes (0354), the other baffle ring (0353) is circumferentially arrayed with a plurality of second connecting holes (0355), each of the second connecting holes (0355) and the opposite first connecting hole (0354) fixes one of the knife shafts (034); a hard alloy ring sleeve (0341) is fixed on the cylindrical upper shaft sleeve of the cutter shaft (034).

8. The hammering bag-breaking device of the construction waste bag-opening machine according to claim 1, characterized in that the middle of the front side surface and the left and right side surfaces of the knife body (031) is respectively provided with a sheet-like arc-shaped cutting edge (0310), and the knife body (031) is formed with a support surface (0313) at the upper and lower sides of the cutting edge (0310);

the knife height distance between the middle protruding position of the cutting edge (0310) and the supporting surface (0313) is 5 mm.

9. The hammering bag-breaking device of the construction waste bag-opening machine as claimed in claim 1, characterized in that said ear ring (032) comprises a semi-circular ring (0321), both ends of said semi-circular ring (0321) extend outwards to form a post (0322), and said post (0322) and said semi-circular ring (0321) mutually enclose to form a U-shaped hole (0323); knife body (031) trailing flank is equipped with two consent (0311), consent (0311) with end post (0322) is interference fit, end post (0322) inserts behind consent (0311), end post (0322) with the trailing flank of knife body (031) welds integratively.

10. The hammering bag-breaking device of the construction waste bag-opening machine according to claim 1, characterized in that a longitudinal and a transverse reinforcing brace (013) are further arranged outside an outer side plate of the machine box (01), an inner lining plate (014) is arranged below the inner side of the outer side plate of the machine box (01), and a plurality of obliquely arranged guide plates (015) are connected to the inner lining plate (014) in a threaded manner.

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