Summary of the invention
The objective of the invention is to the above-mentioned deficiency that exists in the prior art; Ingenious, the rational through type bar of a kind of structure shot-blast cleaning machine is provided, and this through type bar shot-blast cleaning machine can load the processing workpiece to greatest extent, realizes automatic loading/unloading simultaneously; Can realize the automation circulation conveying of bullet; Realize automated production in enormous quantities, realize the production of environment-protecting clean, greatly reduce production cost simultaneously.
According to technical scheme provided by the invention; Said through type bar shot-blast cleaning machine; Comprise automatic feed mechanism, be used for the roller-way induction system of conveying workpieces, the cleaning main frame that is used to clear up workpiece, dust pelletizing system, automatic blanking mechanism and supporting electric-control system; It is characterized in that: said cleaning main frame comprises charging isolation ward, cleaning chamber, discharging isolation ward and impeller head; Be furnished with at least four impeller heads in the upper and lower position of cleaning chamber, in cleaning chamber, be provided with the bullet circulatory system, the shot that impeller head is dished out is deposited in the cleaning chamber and gets into the bullet circulatory system; Said charging isolation ward and discharging isolation ward are separately positioned on the cleaning chamber rear and front end, separate through steel plate between they and the cleaning chamber, in charging isolation ward and discharging isolation ward, are provided with workpiece sequencing and vibrate roller-way; The inside of said charging isolation ward, cleaning chamber and discharging isolation ward is connected with dust pelletizing system respectively.
As further improvement of the present invention, said cleaning chamber is the case structure that is welded by steel plate and shaped steel, lays the high resiliency nylon sheet in the middle of the cleaning chamber, and inwall is lined with one deck antifriction alloy backplate, and the cleaning chamber bottom is equipped with the high-chromium abrasion-proof cast iron sieve plate.
As further improvement of the present invention, the said bullet circulatory system comprises longitudinal spiral conveyer, horizontal auger conveyor, bucket elevator, spiral separator, impeller head, storage bin(hopper) and confession ball valve; Longitudinal spiral conveyer, horizontal auger conveyor are used for the collection and the conveying of ball material, and they are arranged on cleaning main frame bottom, the feeding inlet of the discharging opening of longitudinal spiral conveyer and horizontal auger conveyor; Bucket elevator vertically is arranged on cleaning main frame one side, the laterally discharging opening of auger conveyor and the charging aperture corresponding matching of bucket elevator; Spiral separator is arranged on cleaning main frame top, the discharging opening corresponding matching of the charging aperture of spiral separator and bucket elevator; The discharging opening of spiral separator is connected with storage bin(hopper), and the storage bin(hopper) below is installed and supplied the ball valve, supplies the ball valve to be controlled by operated pneumatic valve, is used for the ball material is delivered to impeller head through defeated ball pipeline.
As further improvement of the present invention; Said workpiece sequencing vibration roller-way comprises the rapping roll shaft; The rapping roll shaft utilizes the bearing supporting to be installed on the pedestal base on the two side box body wallboards, evenly is arranged at intervals with cam bit on the rapping roll shaft, and cam bit is along the arrangement straggly of the length direction of rapping roll shaft.
As further improvement of the present invention; Be provided with indoor roller-way in the said cleaning chamber; Indoor roller-way comprises indoor roller shaft; Indoor roller shaft utilizes the bearing supporting to be installed in the pedestal base on the box side of both sides, outside the two ends of indoor roller shaft, is arranged with the roll shaft sheath of tubular, and the roll shaft sheath is fixed on the box side inboard; Bottom at the roll shaft sheath offers small opening; Be set with protection tube on the said indoor roller shaft, the two ends of protection tube are stretched into respectively in the roll shaft sheath at two ends.
As further improvement of the present invention, said automatic feed mechanism comprises the material loading frame, and the top of said material loading frame is provided with chute, is sliding combined with the material loading elevating mechanism on the said chute; Said material loading elevating mechanism comprises two blocks of side plates; Two blocks of side plates are fixed together by the sliding sleeve axle on same straight line not; Be provided with supporting plate between said two blocks of side plates, said supporting plate is provided with the slideway of inclination, and said slideway is slidingly fitted on the said sliding sleeve axle; Supporting plate and side plate are connected with the two ends of said chain respectively, are provided with cylinder in the bottom of material loading frame, and the tailpiece of the piston rod of cylinder is connected with sprocket wheel, and said chain is walked around the sprocket wheel of cylinder piston boom end and is connected with motor.
As further improvement of the present invention; Said dust pelletizing system comprises that flow tank is isolated in charging, flow tank, cyclone dust collectors and filter cartridge dust remover are isolated in discharging; Charging isolation flow tank is arranged on charging isolation ward top and is connected with the charging isolation ward; Discharging isolation flow tank is arranged on discharging isolation ward top and is connected with the discharging isolation ward, and flow tank is isolated in charging, discharging is isolated flow tank and is connected with the dedusting trunk line respectively; The airflow inlet of cyclone dust collectors is connected with the dedusting trunk line, and the air stream outlet of cyclone dust collectors communicates with the blast pipe of filter cartridge dust remover.
As further improvement of the present invention, said automatic blanking mechanism comprises support plate, turnover panel and waves cylinder, and turnover panel one side is hinged on a side of support plate, the middle part of said turnover panel with vertically be provided with to wave cylinder piston rod hinged.
As further improvement of the present invention, said roller-way induction system comprises feeding roller table, cleaning roller-way and discharging roller-way, and the cleaning roller-way is arranged in the cleaning main frame, and feeding roller table, discharging roller-way are arranged on the front and back end of cleaning main frame; Feeding roller table, cleaning roller-way and discharging roller-way include roller-way, reductor and chain, and roller-way supports through bearing part and is installed on the roller bed frame, and reductor and roller-way are through the chain sprocket transmission.
The present invention compared with prior art, advantage is: structure is ingenious, reasonable, can load the processing workpiece to greatest extent, realizes automatic loading/unloading simultaneously, can realize that simultaneously the automation circulation of bullet is carried; Realize automated production in enormous quantities, greatly reduce production cost simultaneously, dust pelletizing system adopts 3-stage dust-removal, and efficiency of dust collection is high, satisfies the environment protection emission requirement, realizes the production of environment-protecting clean.
The specific embodiment
As shown in the figure: the through type bar shot-blast cleaning machine among the embodiment mainly is made up of automatic feed mechanism 1, the roller-way induction system that is used for conveying workpieces, the cleaning main frame that is used to clear up workpiece, the bullet circulatory system, dust pelletizing system, automatic blanking mechanism and supporting electric-control system.
Like Fig. 1 ~ shown in Figure 3; Said cleaning main frame comprises charging isolation ward 6, cleaning chamber 7, discharging isolation ward 10 and impeller head 16; Be furnished with at least four impeller heads 16 in the upper and lower position of cleaning chamber 7; In cleaning chamber 7, be provided with the bullet circulatory system, the shot that impeller head 16 is dished out is deposited in the cleaning chamber 7 and gets into the bullet circulatory system; Said charging isolation ward 6 is separately positioned on cleaning chamber 7 rear and front ends with discharging isolation ward 10, they with cleaning chamber 7 between separate through steel plate, in charging isolation ward 6 and discharging isolation ward 10, be provided with workpiece sequencing and vibrate roller-way; The inside of said charging isolation ward 6, cleaning chamber 7 and discharging isolation ward 10 is connected with dust pelletizing system respectively.
Like Fig. 1 ~ shown in Figure 3, said cleaning chamber 7 is the case structures that are welded by steel plate and shaped steel, and impeller head 16 is arranged on the upper and lower position of cleaning chamber 7 according to the characteristics of workpiece, so that the impelling position is best.Workpiece gets in the cleaning chamber 7, supplies the ball device to begin to supply ball, impeller head 16 four different angles to workpiece impelling bullet, can one time Ex-all surface of the work iron rust and attachment.For protecting cleaning chamber 7 not receive the strike of ball material, in the middle of cleaning chamber 7, lay 10mm high resiliency nylon sheet, inwall is lined with one deck casting manganese antifriction alloy backplate; Backplate is inclined-plane Xiang Kou, and backplate is with wear-resisting bag casting nut bolt, and the protection bolt head is not fragile; Easy accessibility, easy access is changed.Cleaning chamber 7 bottoms are equipped with the high-chromium abrasion-proof cast iron sieve plate, can effectively protect the machine bottom.The square steel skeleton is adopted in the support of cleaning chamber 7, and cleaning chamber 7 tops have access hole, and cleaning chamber 7 is provided with suction port, and suction port is connected with dust pelletizing system through dedusting trunk line 9, guarantees not have dust during cleaning and escapes.
Like Fig. 1 ~ shown in Figure 3; Said charging isolation ward 6 is used to isolate the bullet from cleaning chamber 7, bullet and the dust on the removing workpiece with discharging isolation ward 10; Charging isolation ward 6 all is the case structures that are welded by steel plate and shaped steel with discharging isolation ward 10; Be provided with sealing hairbrush and sealing curtain at charging isolation ward 6 and discharging isolation ward 10 and workpiece import and export, can stop the remaining bullet that splashes.
As shown in Figure 6; Said workpiece sequencing vibration roller-way comprises rapping roll shaft 30; Rapping roll shaft 30 utilizes the bearing supporting to be installed on the pedestal base on the two side box body wallboards, evenly is arranged at intervals with cam bit 31 on the rapping roll shaft 30, and cam bit 31 is along the arrangement straggly of the length direction of rapping roll shaft 30.Cam bit 31 on the said rapping roll shaft 30 is divided into two rows, and two row's cam bits 31 are symmetricly set on the both sides and the interlaced arrangement of rapping roll shaft 30.Cam bit 31 on the said rapping roll shaft 30 is divided into two rows, and two row's cam bits 31 are symmetricly set on the both sides and the interlaced arrangement of rapping roll shaft 30, and the center line of every row's cam bit 31 is on same straight line.The top of said cam bit 31 is set to arc, and arcuate structure can make workpiece, and the surface can be not impaired when rising and falling vibration.In the said pedestal base backbone sealing ring is housed, backbone sealing ring can prevent that dust or steel sand from getting into bearing, effectively protects bearing.
As shown in Figure 7, in processing procedure, the indoor roller-way in the cleaning chamber can receive the impact of high speed bullet, and the parts such as bearing at indoor roller-way and two ends thereof are impaired easily under the impact of high speed bullet.For this reason, said indoor roller-way is provided with roll shaft sheath 32 and protection tube 35, and protection tube 35 forms duplicate protection with roll shaft sheath 32, when impeller blasting, can make the indoor roller-way of effective protection.Concrete structure is following: said indoor roller-way comprises indoor roller shaft 33; Indoor roller shaft 33 utilizes the bearing supporting to be installed in the pedestal base on the box side of both sides; Outside the two ends of indoor roller shaft 33, be arranged with the roll shaft sheath 32 of tubular; Roll shaft sheath 32 is fixed on the box side inboard, and roll shaft sheath 32 can protect the parts such as bearing at indoor roller shaft 33 two ends not receive the impact of steel sand; Offer small opening 34 in the bottom of roll shaft sheath 32, the bullet that gets in the roll shaft sheath 32 can spill from small opening 34, can not accumulate in the roll shaft sheath 32; Protection tube 35 is sleeved on the indoor roller shaft 33, and the two ends of protection tube 35 are stretched into respectively in the roll shaft sheath 32 at two ends, and protection tube 35 can effectively protect indoor roller shaft 33 can not receive the direct impact of high speed bullet.Further, in the said pedestal base backbone sealing ring is housed, backbone sealing ring can prevent that dust or steel sand from getting into bearing, effectively protects bearing.
Like Fig. 1 ~ shown in Figure 3, the said bullet circulatory system is used to make bullet effectively to recycle, and removes foreign material.It mainly is made up of longitudinal spiral conveyer 12, horizontal auger conveyor 14, bucket elevator 8, spiral separator 15, impeller head 16, storage bin(hopper) and confession ball valve.Longitudinal spiral conveyer 12, horizontal auger conveyor 14 are mainly used in the collection and the conveying of ball material, and they are arranged on cleaning main frame bottom, the feeding inlet of the discharging opening of longitudinal spiral conveyer 12 and horizontal auger conveyor 14; Bucket elevator 8 vertically is arranged on cleaning main frame one side, the laterally discharging opening of auger conveyor 14 and the charging aperture corresponding matching of bucket elevator 8; Spiral separator 15 is arranged on cleaning main frame top, the discharging opening corresponding matching of the charging aperture of spiral separator 15 and bucket elevator 8; During work, the hopper that is fixed on the belt conveyor sweeps the ball material of bucket elevator 8 bottoms, carries under the driving of motor at bucket then, and the ball material is risen to the top, leans on centrifugal gravity mode blanking at last, and the ball material is sent into spiral separator 15.The discharging opening of spiral separator 15 is connected with storage bin(hopper); Storage bin(hopper) is welded by steel plate and shaped steel, is case structure, and China and foreign countries were three layers in storage bin(hopper) was divided into, and collects dust, breaked projectile particle, effective bullet respectively, and storage bin(hopper) is provided with overfall, and the storage bin(hopper) below is installed and supplied the ball valve; Supply the ball valve to control, be used for the ball material is delivered to impeller head 16 through defeated ball pipeline by operated pneumatic valve.Supply the ball valve to be provided with manually and automatic two kinds of regulative modes, combine the flow that can adjust bullet effectively, thus the size of control bullet shooting intensity.
As shown in Figure 4, said automatic feed mechanism 1 comprises material loading frame 25, and the top of said material loading frame 25 is provided with chute 22, is sliding combined with the material loading elevating mechanism on the said chute 22; Said material loading elevating mechanism comprises two blocks of side plates 21; Two blocks of side plates 21 are fixed together by the sliding sleeve axle 20 on same straight line not; Be provided with supporting plate 19 between said two blocks of side plates 21; Said supporting plate 19 is provided with the slideway 26 of inclination, and said slideway 26 is slidingly fitted on the said sliding sleeve axle 20; Supporting plate 19 and side plate 21 are connected with the two ends of said chain 18 respectively, are provided with cylinder 24 in the bottom of material loading frame 25, and the tailpiece of the piston rod of cylinder 24 is connected with sprocket wheel 23, and said chain 18 is walked around the sprocket wheel 23 of cylinder 24 piston rod ends and is connected with motor 17.The operation principle of automatic feed mechanism 1 is following: with crane gear bundled workpiece is hung onto on the material loading frame 25; Cylinder 24 actions; Sprocket wheel 23 pulling chains 18; Chain 18 tensionings also spur supporting plate 19, and supporting plate 19 rises to the extreme higher position through the mobile supporting plate 19 that causes of slideway 26 on sliding sleeve axle 20, and this position is higher than the position of feeding roller table 2; Restart motor 17, chain 18 takes the workpiece on the supporting plate 19 on the charging roller 2 at drive material loading elevating mechanism under the traction of motor 17; Stop motor 17 then and cut off the source of the gas of cylinder 24, cylinder 24 piston rods retraction, the supporting plate 19 of material loading elevating mechanism descends, and the workpiece on the supporting plate 19 is fallen on the charging roller 2, realizes automatic charging.
Said longitudinal spiral conveyer, horizontal conveying worm all adopt matured product of the prior art, and they all mainly are made up of balancing point reductor, helical axis, conveying housing, rolling bearing units etc.Said bucket elevator 8 adopts matured product of the prior art, and it mainly is made up of balancing point reductor, up-down roller, belt conveyor, hopper, closure casing and swelling device etc.Said spiral separator 15 adopts the curtain-type separator.Said impeller head 16 adopts curved blade impeller head 16; During work; The impeller of impeller head 16 produces centrifugal force and wind-force in the high speed rotary course, when entering pills apparatus is gone in the ball materials flow, just quicken to bring in the shot wheel of high speed rotary, under action of centrifugal force; Bullet is dished out through the orienting cover window; By the blade of high speed rotary along the accelerated motion of length of blade direction until dishing out, the bullet of dishing out forms certain fan-shaped a fluid stream, hits surface of the work.
Like Fig. 1 ~ shown in Figure 3; Said dust pelletizing system is mainly isolated flow tank 5, discharging isolation flow tank 11, cyclone dust collectors 4 and filter cartridge dust remover 3 by charging and is formed; Charging isolation flow tank 5 is arranged on charging isolation ward 6 tops and is connected with charging isolation ward 6; Discharging isolation flow tank 11 is arranged on discharging isolation ward 10 tops and is connected with discharging isolation ward 10, and flow tank 5 is isolated in charging, discharging is isolated flow tank 11 and is connected with dedusting trunk line 9 respectively; The airflow inlet of cyclone dust collectors 4 is connected with dedusting trunk line 9, and the air stream outlet of cyclone dust collectors 4 communicates with the blast pipe of filter cartridge dust remover 3.During work; At first pass through charging isolation ward 6, discharging isolation ward 10 from the indoor a small amount of bullet of impeller blasting, most dust and broken bullet, the bullet of suction utilizes the weight of self in the cleaning chamber that falls back after flow tank 11 slows down is isolated in charging isolation flow tank 5, discharging, and the dust that weight is lighter is inhaled into cyclone dust collectors 4 with broken bullet; 4 li of cyclone dust collectors; Because action of centrifugal force, broken bullet and thick dust get into the control of dust awl bucket of cyclone dust collectors 4 bottoms, a small amount of thinner dust gets into filter cartridge dust remover 3; Fall into bottom control of dust cone after dust is filtered in filter cartridge dust remover 3, clean air is discharged.
As shown in Figure 5, said automatic blanking mechanism comprises support plate 29, turnover panel 28 and waves cylinder 27, and turnover panel 28 1 sides are hinged on a side of support plate 29, the middle part of said turnover panel 28 with vertically be provided with to wave cylinder 27 piston rods hinged.The operation principle of automatic blanking mechanism is following: wave cylinder 27 actions, promote turnover panel 28 rotations, the workpiece on the rollgang is along with turnover panel 28 rises, and workpiece glides along turnover panel 28 under the effect of deadweight, steadily drops to the assigned address of rollgang side.
Said roller-way induction system comprises feeding roller table 2, cleaning roller-way and discharging roller-way 13, and the cleaning roller-way is arranged in the cleaning main frame, and feeding roller table 2, discharging roller-way 13 are arranged on the front and back end of cleaning main frame; Feeding roller table 2, cleaning roller-way and discharging roller-way 13 include roller-way, reductor and chain, and roller-way supports through bearing part and is installed on the roller bed frame, and reductor and roller-way are through the chain sprocket transmission.
The course of work of the present invention and operation principle are following:
Workpiece is placed on the roller-way induction system by automatic feed mechanism 1 tiling, and under the carrying and driving of feeding roller table 2, cleaning roller-way and discharging roller-way 13, workpiece gets into charging isolation ward 6, cleaning chamber 7, discharging isolation ward 10 successively; Through cleaning chamber 7 time, supply the ball device to open automatically, impeller head 16 is started working, and surface of the work is after the high speed bullet bundle that impeller head 16 is dished out impacts, and oxide skin, dirt and other attachments on surface are cleaned out rapidly.In the workpiece traveling process, under the effect of workpiece sequencing vibration roller-way, workpiece is spaced in order, does not intersect between the workpiece, and is not overlapping, can make all surface that guarantees workpiece obtain effective impeller blasting; When the workpiece after the impeller blasting advances to discharging roller-way 13 tail ends, under the effect of automatic blanking mechanism, the unified blanking of upset automatically, the process of completion impeller blasting.The bullet that impeller head 16 is dished out is collected, is handled by the bullet circulatory system, satisfies to recycle requirement; The dust pelletizing system that oxide skin, dirt and dust are furnished with through this machine is collected and is filtered and remove, and this dust pelletizing system has the 3-stage dust-removal function, and efficiency of dust collection is high, can satisfy emission request.