Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the safe grinder with the dust collecting function for building construction is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safe grinder with a dust collecting function for building construction comprises a workbench, a driving motor, a grinding wheel disc, a dust collecting cover, a fixed block, a support rod and two support columns, wherein the two support columns are respectively fixed at two sides below the workbench, the driving motor is fixed above the workbench through a fixing block, the upper part of the dust collection cover is fixedly connected with the driving motor through a support rod, through holes are arranged on both sides of the dust collection cover, the output shaft of the driving motor passes through one of the through holes to be arranged inside the dust collection cover, the output shaft of the driving motor is fixedly connected with a grinding wheel disc which is arranged in the dust collection cover, the workbench is provided with a control panel, the control panel is internally provided with a PLC, and the workbench further comprises a heat dissipation mechanism and a dust collection mechanism, the heat dissipation mechanism is arranged on the workbench, and the dust collection mechanism is arranged inside the workbench;
the dust collecting mechanism comprises a filter screen, a baffle, a rotating component, a connecting component, a first bearing, a rotating shaft, a transmission component and a discharging component, wherein the first bearing is fixed at the bottom in the workbench, a through hole is formed above the workbench, the rotating shaft is vertically arranged, the bottom end of the rotating shaft is fixedly connected with the inner ring of the first bearing, the other end of the rotating shaft penetrates through the through hole and is arranged above the workbench, the other end of the rotating shaft is connected with the transmission component, the transmission component is connected with the grinding wheel disc, the transmission component is arranged at one side of the dust hood far away from the driving motor, the rotating component is connected with the rotating shaft through the connecting component, the rotating component is arranged at one side of the rotating shaft far away from the grinding wheel disc, the filter screen is arranged at the other side of the rotating shaft, the filter screen is fixedly connected with the inner wall of the workbench, the rotating shaft is connected, the baffle is obliquely fixed on one side of the filter screen, which is far away from the rotating shaft, a slag discharge pipe is arranged on one side of the workbench, which is close to the driving motor, and the discharging assembly is arranged above the baffle;
the utility model discloses a heat dissipation mechanism, including workstation, fixed box, nozzle, connecting pipe, two refrigeration sticks and a plurality of first blade, the top at the workstation is fixed to the fixed box, the top and the below of fixed box all are equipped with the opening, two openings are passed in the pivot, first blade circumference is evenly fixed in the pivot, first blade setting is in the inside of fixed box, and two refrigeration sticks are fixed respectively on the inner wall of the both sides of fixed box, the top of fixed box is equipped with the air intake, the nozzle is fixed on the inner wall of dust cage, the refrigeration stick is connected with the PLC electricity.
As preferred, in order to realize the circulation of air, rotating assembly includes second bearing, dwang and second blade, the inside at the workstation is fixed to the second bearing, the one end of dwang and the inner circle fixed connection of second bearing, the other end and the coupling assembling of dwang are connected, second blade circumference is evenly fixed on the dwang.
Preferably, in order to drive the rotating rod to rotate, the connecting assembly comprises a first bevel gear and a second bevel gear, the first bevel gear is fixedly connected with one end, far away from the second bearing, of the rotating rod, the second bevel gear is fixedly connected with the rotating shaft, and the first bevel gear is meshed with the second bevel gear.
Preferably, in order to drive the rotating shaft to rotate, the transmission assembly comprises a third bearing, a fixing rod, a worm and a worm gear, the third bearing is fixed above the workbench through the fixing rod, one end of the worm is fixedly connected with an inner ring of the third bearing, the other end of the worm penetrates through a through hole far away from the driving motor, the other end of the worm is fixedly connected with the grinding wheel disc, the worm gear is fixedly connected with an inner ring, far away from the first bearing, of the rotating shaft, and the worm gear is meshed with the worm.
Preferably, the worm is coated with an anti-corrosion zinc coating in order to extend the life of the worm.
As preferred, for the convenience of unloading, the subassembly of unloading includes vibrations piece, connecting rod, strike board, first spring, acts as go-between, fixed pulley, pull rod, guide block and arm-tie, the top at the baffle is fixed to the vibrations piece, the one end of connecting rod and the top fixed connection who strikes the board, the below of striking the board supports and leans on in the top of vibrations piece, the inside at the workstation is fixed to the guide block, be equipped with the aperture on the guide block, the other end of connecting rod passes the aperture and the one end fixed connection who acts as go-between, the connecting rod matches with the aperture, the top in the workstation is fixed to the fixed pulley, the one end fixed connection of fixed pulley and pull rod is walked around to the other end of acting as go-between, the one side that is close to the scum pipe of workstation is equipped with the round hole, the other end of pull rod passes.
Preferably, the aperture is square in shape to avoid rotation of the connecting rod when it is moved.
Preferably, in order to limit the moving direction of the pull rod, the discharging assembly further comprises two guide rings, the guide rings are fixed to the top of the inside of the workbench, the guide rings are sleeved on the pull rod, and the guide rings are connected with the pull rod in a sliding mode.
Preferably, in order to control the opening and closing of the slag discharging pipe, a valve is arranged in the slag discharging pipe and is electrically connected with the PLC.
Preferably, in order to control the equipment to work, a plurality of keys are arranged on the control panel and electrically connected with the PLC.
The safe grinding machine with the dust collection function for building construction has the advantages that the dust collection mechanism achieves the function of collecting the scraps, the scraps are prevented from being splashed onto the body of a worker and threatening the personal safety of the worker, cold air can be sprayed onto the grinding wheel disc through the heat dissipation mechanism, the heat dissipation function is achieved, the grinding wheel disc is prevented from being damaged due to overheating during working, and safety is improved.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a safe grinder with dust collection function for building construction comprises a workbench 2, a driving motor 3, a grinding wheel disc 4, a dust collection cover 5, a fixing block, a support rod 6 and two support columns 1, wherein the two support columns 1 are respectively fixed on two sides below the workbench 2, the driving motor 3 is fixed above the workbench 2 through the fixing block, the dust collection cover 5 is fixedly connected with the driving motor 3 through the support rod 6, through holes are respectively arranged on two sides of the dust collection cover 5, an output shaft of the driving motor 3 passes through one of the through holes and is arranged inside the dust collection cover 5, an output shaft of the driving motor 3 is fixedly connected with the grinding wheel disc 4, the grinding wheel disc 4 is arranged inside the dust collection cover 5, a control board 31 is arranged on the workbench 2, a PLC is arranged in the control board 31, and further comprises a heat dissipation mechanism and a dust collection mechanism, the heat dissipation mechanism is arranged on the workbench 2, and the dust collection mechanism is arranged inside the workbench 2;
a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.
This a safe type abrasive machine for building construction that has a collection dirt function has realized collecting clastic function through collection dirt mechanism, avoids the piece to splash on one's body staff all around, causes the threat for staff's personal safety, through heat dissipation mechanism, can spray cold air to abrasive wheel dish 4, realizes the heat dissipation function, avoids abrasive wheel dish 4 during operation overheated and damage, has improved the security.
As shown in fig. 1 and 3, the dust collecting mechanism includes a filter screen 14, a baffle 15, a rotating component, a connecting component, a first bearing, a rotating shaft 9, a transmission component and a discharging component, the first bearing is fixed at the bottom of the workbench 2, a through hole is arranged above the workbench 2, the rotating shaft 9 is vertically arranged, the bottom end of the rotating shaft 9 is fixedly connected with the inner ring of the first bearing, the other end of the rotating shaft 9 passes through the through hole and is arranged above the workbench 2, the other end of the rotating shaft 9 is connected with the transmission component, the transmission component is connected with the grinding wheel disc 4, the transmission component is arranged at one side of the dust collecting cover 5 far away from the driving motor 3, the rotating component is connected with the rotating shaft 9 through the connecting component, the rotating component is arranged at one side of the rotating shaft 9 far away from the grinding wheel disc 4, the filter screen 14 is arranged at the other side of the rotating shaft 9, the filter, the rotating shaft 9 is connected with the heat dissipation mechanism, a plurality of dust collecting holes are formed above the workbench 2, the baffle 15 is obliquely fixed on one side, far away from the rotating shaft 9, of the filter screen 14, a slag discharge pipe is arranged on one side, close to the driving motor 3, of the workbench 2, and the discharging assembly is arranged above the baffle 15;
when advancing the work of polishing, abrasive wheel dish 4 rotates, it rotates to drive pivot 9 through drive assembly, make the runner assembly work through coupling assembling, make 2 interior negative pressures that form of workstation, the piece of being convenient for polish the production passes through the inside that the collection dirt hole got into workstation 2, realize collecting clastic function, avoid the piece to spatter on one's body staff all around, the personal safety for the staff causes the threat, block through filter screen 14, avoid the piece to influence the runner assembly work, improve the security of album dirt mechanism, when needs are unloaded, the subassembly work of can artificially unloading, make baffle 15 vibrations, be convenient for shake off the piece of collecting on baffle 15, thereby be convenient for unload, the convenience of unloading has been improved.
As shown in fig. 2, the heat dissipation mechanism includes a fixed box 26, a nozzle 30, a connecting pipe 29, two refrigeration rods 28 and a plurality of first blades 27, the fixed box 26 is fixed above the workbench 2, openings are provided above and below the fixed box 26, the rotating shaft 9 passes through the two openings, the first blades 27 are circumferentially and uniformly fixed on the rotating shaft 9, the first blades 27 are arranged inside the fixed box 26, the two refrigeration rods 28 are respectively fixed on the inner walls of the two sides of the fixed box 26, an air inlet is provided above the fixed box 26, the nozzle 30 is fixed on the inner wall of the dust hood 5, and the refrigeration rods 28 are electrically connected with the PLC.
When advancing the work of polishing, emery wheel dish 4 rotates, it rotates to drive pivot 9 through drive assembly, thereby it rotates to drive first blade 27, make and form the negative pressure in the fixed box 26, thereby be convenient for the outside air of fixed box 26 gets into the inside of fixed box 26, the refrigeration of rethread refrigeration stick 28, make the air after the refrigeration pass through in the leading-in nozzle 30 of connecting pipe 29, make nozzle 30 spray cold air to emery wheel dish 4, avoid emery wheel dish 4 to polish the during operation overheated and damage equipment, the security that has improved equipment.
As preferred, in order to realize the circulation of air, rotating assembly includes second bearing, dwang 12 and second blade 13, the inside at workstation 2 is fixed to the second bearing, the inner circle fixed connection of one end and the second bearing of dwang 12, the other end and the coupling assembling of dwang 12 are connected, second blade 13 circumference is evenly fixed on dwang 12.
Preferably, in order to drive the rotating rod 12 to rotate, the connecting assembly includes a first bevel gear 11 and a second bevel gear 10, the first bevel gear 11 is fixedly connected with one end of the rotating rod 12 away from the second bearing, the second bevel gear 10 is fixedly connected with the rotating shaft 9, and the first bevel gear 11 is engaged with the second bevel gear 10.
Preferably, in order to drive the rotating shaft 9 to rotate, the transmission assembly comprises a third bearing, a fixing rod, a worm 7 and a worm wheel 8, the third bearing is fixed above the workbench 2 through the fixing rod, one end of the worm 7 is fixedly connected with an inner ring of the third bearing, the other end of the worm 7 penetrates through a through hole far away from the driving motor 3, the other end of the worm 7 is fixedly connected with the grinding wheel disc 4, the worm wheel 8 is fixedly connected with an inner ring, far away from the first bearing, of the rotating shaft 9, and the worm wheel 8 is meshed with the worm 7.
When a workpiece is polished, the driving motor 3 is started to drive the grinding wheel disc 4 to rotate, so that the worm 7 rotates, the rotating shaft 9 rotates through the engagement of the worm 7 and the worm wheel 8, so that the second bevel gear 10 rotates, the rotating rod 12 rotates through the engagement of the first bevel gear 11 and the second bevel gear 10, so that the second blade 13 is driven to rotate, so that negative pressure is formed in the workbench 2, fragments generated by polishing enter the workbench 2 through the dust collecting hole, the function of collecting the fragments is realized, the fragments are prevented from being splashed onto the body of a worker to threaten the personal safety of the worker, the first blade 27 can be driven to rotate while the rotating shaft 9 rotates, so that negative pressure is formed in the fixed box 26, so that air outside the fixed box 26 can enter the inside of the fixed box 26 and then is refrigerated through the refrigerating rod 28, and the refrigerated air is guided into the nozzle 30 through the connecting pipe 29, the nozzle 30 sprays cold air to the grinding wheel disk 4, so that the grinding wheel disk 4 is prevented from being overheated to damage equipment during grinding, and the safety of the equipment is improved.
Preferably, in order to extend the service life of the worm 7, said worm 7 is coated with an anti-corrosion zinc coating.
Preferably, in order to facilitate discharging, the discharging assembly comprises a vibration block 23, a connecting rod 20, a knocking plate 22, a first spring 21, a pulling wire 18, a fixed pulley 19, a pulling rod 17, a guide block 24 and a pulling plate 16, the vibration block 23 is fixed above the baffle 15, one end of the connecting rod 20 is fixedly connected with the upper part of the knocking plate 22, the lower part of the knocking plate 22 is abutted against the upper part of the vibration block 23, the guide block 24 is fixed in the workbench 2, the guide block 24 is provided with a small hole, the other end of the connecting rod 20 passes through the small hole to be fixedly connected with one end of the pull wire 18, the connecting rod 20 is matched with the small hole, the fixed pulley 19 is fixed at the top in the workbench 2, the other end of the pull wire 18 is fixedly connected with one end of the pull rod 17 by bypassing the fixed pulley 19, a round hole is formed in one side, close to the slag discharge pipe, of the workbench 2, and the other end of the pull rod 17 penetrates through the round hole to be fixedly connected with the pull plate 16.
When unloading, artificially drive pull rod 17 through pulling arm-tie 16 and remove, drive connecting rod 20 rebound through 18 acting as go-between, compression spring 21 simultaneously, make strike board 22 and vibrations piece 23 separation, open arm-tie 16 again, restoring force through spring 21, make strike board 22 to the direction removal that is close to vibrations piece 23, thereby strike vibrations piece 23, make baffle 15 take place vibrations, the piece of being convenient for collect on baffle 15 shakes off, thereby be convenient for unload, the convenience of unloading has been improved.
As shown in fig. 4, the shape of the aperture is square.
By providing the aperture with a square shape, the link 20 does not rotate when moving along the axis of the aperture, thereby improving stability of the link 20 when moving.
Preferably, in order to limit the moving direction of the pull rod 17, the discharging assembly further comprises two guide rings 25, the guide rings 25 are fixed at the top of the inside of the workbench 2, the guide rings 25 are sleeved on the pull rod 17, and the guide rings 25 are slidably connected with the pull rod 17.
By providing two guide rings 25, two points define a straight line, thereby limiting the moving direction of the pull rod 17, so that the pull rod 17 moves along the axis of the guide rings 25, thereby improving the stability of the pull rod 17 when moving.
Preferably, in order to control the opening and closing of the slag discharging pipe, a valve is arranged in the slag discharging pipe and is electrically connected with the PLC.
When the dust collecting work is carried out, the control valve is closed, and when collected debris needs to be discharged out of the workbench 2, the control valve is opened, so that the debris can be conveniently moved out of the workbench 2 from the slag discharge pipe.
Preferably, in order to control the operation of the device, the control board 31 is provided with a plurality of keys, and the keys are electrically connected with the PLC.
Through setting up the button, can controlgear work, improved the intelligent degree of equipment.
When a workpiece is polished, the driving motor 3 is started to drive the grinding wheel disc 4 to rotate, so that the worm 7 rotates, the rotating shaft 9 rotates through the engagement of the worm 7 and the worm wheel 8, so that the second bevel gear 10 rotates, the rotating rod 12 rotates through the engagement of the first bevel gear 11 and the second bevel gear 10, so that the second blade 13 is driven to rotate, so that negative pressure is formed in the workbench 2, fragments generated by polishing enter the workbench 2 through the dust collecting hole, the function of collecting the fragments is realized, the fragments are prevented from being splashed onto the body of a worker to threaten the personal safety of the worker, the first blade 27 can be driven to rotate while the rotating shaft 9 rotates, so that negative pressure is formed in the fixed box 26, so that air outside the fixed box 26 can enter the inside of the fixed box 26 and then is refrigerated through the refrigerating rod 28, and the refrigerated air is guided into the nozzle 30 through the connecting pipe 29, the nozzle 30 sprays cold air to the grinding wheel disk 4, the grinding wheel disk 4 is prevented from being overheated to damage equipment during grinding, the safety of the equipment is improved, and the grinding wheel disk 4, the dust collecting mechanism and the heat dissipation mechanism are all driven by the driving motor 3, so that energy is saved, and the environmental friendliness is improved.
Compared with the prior art, this a safe type abrasive machine for building construction has a collection dirt function passes through collection dirt mechanism, realized collecting clastic function, avoid the piece to splash on one's body the staff all the time, cause the threat for staff's personal safety, through heat dissipation mechanism, can spray cold air to emery wheel dish 4, realize the heat dissipation function, avoid emery wheel dish 4 during operation overheated and damage, the security has been improved, compare with current collection dirt mechanism and heat dissipation mechanism, this collection dirt mechanism and heat dissipation mechanism work with emery wheel dish 4 simultaneously, emery wheel dish 4 rotates to be the driving source of collection dirt mechanism and heat dissipation mechanism, emery wheel dish 4, collection dirt mechanism and heat dissipation mechanism are driven by a driving motor 3, thereby the energy has been practiced thrift, the feature of environmental protection has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.