CN109894647B - Numerical control drilling machine capable of automatically conveying workpieces, conveying mechanism of numerical control drilling machine and drilling method of numerical control drilling machine - Google Patents
Numerical control drilling machine capable of automatically conveying workpieces, conveying mechanism of numerical control drilling machine and drilling method of numerical control drilling machine Download PDFInfo
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- CN109894647B CN109894647B CN201910335104.0A CN201910335104A CN109894647B CN 109894647 B CN109894647 B CN 109894647B CN 201910335104 A CN201910335104 A CN 201910335104A CN 109894647 B CN109894647 B CN 109894647B
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Abstract
The invention relates to a numerical control drilling machine capable of automatically conveying workpieces, which is used for processing equipment for drilling hardware and comprises a rack, and a material distribution mechanism, at least four processing stations, a workpiece conveying mechanism and a workpiece detection mechanism which are arranged on the rack, wherein the material distribution mechanism is used for distributing a workpiece; each machining station comprises a drilling machine and a drilling die which are arranged on the frame, and the drilling machine is used for drilling the workpiece of the drilling die; the workpiece conveying mechanism is used for clamping the workpiece on the material distribution mechanism and conveying the workpiece to the processing station, or clamping the processed workpiece from the processing station and conveying the processed workpiece to the processing station of the next procedure. The numerical control drilling machine capable of automatically conveying the workpieces completes workpiece conveying of each station through the linear module of the workpiece conveying mechanism and the manipulator, so that the working efficiency is greatly improved; the problem of the operation of soaking the hand of operating personnel in the coolant for a long time is also solved.
Description
Technical Field
The invention relates to the technical field of metal accessory drilling equipment, in particular to a numerical control drilling machine capable of automatically conveying workpieces.
Background
A drill press refers to a machine tool that uses a drill bit to form a hole in a workpiece, and usually the drill bit rotates as a primary motion and the drill bit moves axially as a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, a workpiece is fixed, a cutter moves, the center of the cutter is aligned with the center of a hole, and the cutter rotates.
At present, in the drilling process on the hardware through the drilling machine, usually manually put the work piece to the drilling mould of drilling machine on, treat that the drilling machine accomplishes back rethread manual taking out to hardware drilling processing, intensity of labour is big, and the cost of labor is high and efficient. Still need incessant drill bit washing coolant liquid to the drilling machine when the drilling machine drills to the hardware for the operator's hand is soaked in the coolant liquid for a long time, brings healthy potential safety hazard for operating personnel.
Therefore, it is desirable to provide a numerically controlled drilling machine capable of automatically conveying workpieces to overcome the defects of the prior art.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the numerical control drilling machine capable of automatically conveying the workpiece.
The technical scheme of the invention is as follows:
the utility model provides an automatic carry numerically-controlled drilling machine of work piece for to the drilling processing equipment of hardware, include:
a frame;
the material distribution mechanism is arranged on the rack and is used for distributing a workpiece;
the machining stations are arranged on the rack, each machining station comprises a drilling machine and a drilling die, the drilling machine is arranged on the rack, and the drilling machine is used for drilling the workpiece of the drilling die;
the workpiece conveying mechanism is arranged on the rack and used for clamping the workpiece on the material distribution mechanism and conveying the workpiece to the processing station, or clamping the processed workpiece from the processing station and conveying the processed workpiece to the processing station of the next process;
and the workpiece detection mechanism is arranged on the rack and is used for detecting hole positions of the drilled workpieces.
Preferably, the material distributing mechanism comprises a material distributing base arranged on the rack, a material distributing assembly arranged on the material distributing base and a material groove arranged on the material distributing assembly.
Furthermore, the material distributing base comprises a bottom plate arranged on the rack, supporting plates with grooves are arranged at two ends of the bottom plate, an adjusting plate is arranged in the grooves of the two supporting plates, a top extending plate is arranged between the two supporting plates, a sliding groove is formed in the top extending plate, a pin penetrates through the top extending plate and is inserted into the adjusting plate, the top extending plate is arranged on the adjusting plate, and an adjusting screw is arranged at one end of the adjusting plate; the adjusting screw is rotated to drive the adjusting plate to move linearly back and forth, and the pin drives the top extension plate to move up and down, so that the height of the material distributing base is adjusted. The movable seat penetrates through the supporting plate and is fixedly arranged in the top extending plate; the material distributing assembly is arranged on the movable seat.
Furthermore, the material distribution assembly comprises a fixed seat, a material distribution driving source in transmission connection with the fixed seat and a material distribution movable plate arranged on the material distribution driving source, and the material groove is arranged above the material distribution movable plate and is fixedly arranged on the fixed seat; the material distributing driving source drives the material distributing movable plate to move so as to realize material distribution of the workpieces in the material groove.
The material distribution movable plate is provided with a groove, a first workpiece adjusting block and a second workpiece adjusting block are arranged on the material distribution movable plate positioned at the front end of the groove, the first workpiece adjusting block, the second workpiece adjusting block and the groove form a material distribution area, and the second workpiece adjusting block is provided with a step; the material distributing driving source drives the material distributing movable plate to move so as to drive the first workpiece adjusting block to push the workpiece to be transferred towards the second workpiece adjusting block and to be clamped and connected with the workpiece through the step, and the workpiece is moved out of the material groove.
Furthermore, a channel is arranged on the material tank and used for placing the workpiece.
Preferably, the workpiece conveying mechanism comprises a linear module fixedly arranged on the rack and a manipulator arranged on the linear module, and the linear module is used for driving the manipulator to move.
Preferably, the manipulator is used for clamping the workpiece, and comprises a moving assembly arranged on the linear module and a clamping assembly arranged on the moving assembly;
the moving assembly comprises a mounting plate mounted on the linear module, a linear guide rail is mounted on the mounting plate, a sliding seat is clamped on the linear guide rail, one end of the sliding seat is in transmission connection with a moving driving source, the clamping assembly is mounted at the other end of the sliding seat, and the moving driving source drives the sliding seat and the clamping assembly to move on the linear guide rail;
the clamping assembly comprises a rotary driving source installed on the sliding seat, a clamp is installed on an output shaft of the rotary driving source, and the rotary driving source drives the clamp to be opened or closed to realize that the workpiece is put down or clamped.
Further, a spring is arranged between the moving driving source and the sliding seat in a transmission connection mode.
Further, be located the rotary drive source both sides be provided with the optic fibre backup pad on the mounting panel, install the fiber optic sensor in the optic fibre backup pad.
Preferably, the drilling die is used for limiting and fixing the workpiece, and comprises a supporting seat, a clamping assembly and a drilling positioning assembly;
the clamping assembly is used for clamping and fixing the workpiece from the horizontal direction, and comprises a die base arranged on the supporting seat, a pressing block and a positioning block are movably clamped on the die base, the pressing block is connected with an output shaft of a clamping driving source, the clamping driving source is fixedly arranged on the die base, and a limiting step is arranged on the positioning block; the clamping driving source drives the pressing block to push the workpiece to move towards the positioning block, so that the workpiece is clamped;
the drilling positioning assembly is used for drilling and positioning the workpiece; the drilling positioning assembly comprises a pressing driving source, an output shaft of the pressing driving source is connected with a pipe position seat, a positioning block is arranged on the pipe position seat, and a hole passage for a drill bit to pass through is formed in the positioning block; the pressing driving source drives the pipe position seat and the die base to be clamped, so that the positioning block moves to the upper portion of the workpiece, and positioning and drilling are achieved.
Furthermore, a limiting step is arranged on the positioning block.
Furthermore, the pipe position seat is also provided with an adjusting block for adjusting the extending length of the positioning block, and the adjusting block is fixedly arranged on the pipe position seat and connected with the positioning block.
Preferably, the workpiece detection mechanism including set up in detect support in the frame and set up in detect the work piece mould on the support, the work piece mould is used for the centre gripping the work piece, be provided with detection area on the work piece mould, be located detection area install the detection support on the work piece mould, install the detection on the detection support whether the work piece has the optical fiber sensor of hole site.
Based on the numerical control drilling machine capable of automatically conveying the workpiece, the invention also provides a drilling method for machining the workpiece by the numerical control drilling machine, which comprises the following steps:
s1, height adjustment: adjusting the height of the material distributing movable plate and the height of the mold base through the material distributing base so that the material distributing area for accommodating the workpiece and the height of the mold base are flush with the height of the clamp, and executing a next step S2;
s2, material distribution: putting the workpiece to be processed into the material groove, pushing the workpiece in the material groove to the material distribution area by the material distribution assembly, and executing the next step S3;
s3, transferring the workpiece: the linear module drives the manipulator to move to the material distribution mechanism, the manipulator clamps the workpiece to be machined through the clamp, the workpiece is then conveyed to a drilling die of the machining station of the first station through the linear module, the manipulator places the workpiece in the drilling die and clamps the workpiece through the clamping assembly, and then the manipulator returns to the initial state to execute the next step S4;
s4, drilling of the workpiece: the drilling machine processes the workpiece on the drilling die, after the processing is finished, the linear die set drives the manipulator to move to the processing station, the clamp clamps the processed workpiece and transfers the workpiece to the drilling die of the processing station of the next station, the manipulator places the workpiece in the drilling die and clamps the workpiece through the clamping assembly, and then the manipulator returns to the initial state to execute the next step S4;
s4: and repeatedly executing the steps S3 and S4 until all the processing stations finish processing the workpiece, and finishing the drilling processing of the workpiece.
The drilling method for the workpiece processed by the numerical control drilling machine further comprises the following step S5 of product detection:
the linear module drives the manipulator to clamp the machined workpiece and transfer the machined workpiece to a workpiece mold of the workpiece detection mechanism, the workpiece mold clamps the machined workpiece, and the manipulator returns to an initial state; then, detecting the machined workpiece through the optical fiber sensor; and judging whether the processed workpiece is a good product or not.
In step S2, an inductive switch for detecting a workpiece is disposed on the trough, and when there is no workpiece in the trough, the inductive switch sends a signal to the control device, and the control device controls the material distribution mechanism to stop working.
The invention has the beneficial effects that: compared with the prior art, the numerical control drilling machine capable of automatically conveying the workpieces completes workpiece conveying of each station through the linear module of the workpiece conveying mechanism and the manipulator, so that the working efficiency is greatly improved; the problem of the operation of soaking the hand of operating personnel in the coolant for a long time is also solved.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a numerically controlled drilling machine capable of automatically conveying workpieces according to the present invention.
FIG. 2 is a schematic structural diagram of the material distributing mechanism of the numerically-controlled drilling machine for automatically conveying workpieces.
FIG. 3 is an exploded schematic view of the material distributing mechanism of the numerically-controlled drilling machine for automatically conveying workpieces according to the invention.
FIG. 4 is a schematic structural diagram of the height adjusting state of the material distributing base of the numerically-controlled drilling machine for automatically conveying workpieces.
FIG. 5 is a schematic structural diagram of the material distribution process state of the material distribution assembly of the numerically-controlled drilling machine for automatically conveying workpieces.
FIG. 6 is a schematic structural diagram of the numerical control drilling machine mechanical arm without the protective cover for automatically conveying the workpiece.
FIG. 7 is a schematic structural diagram of a numerically controlled drilling machine manipulator for automatically conveying workpieces according to the present invention.
FIG. 8 is a schematic structural diagram of another angle of the numerically-controlled drilling machine manipulator for automatically conveying workpieces according to the invention.
FIG. 9 is a schematic structural diagram of a numerical control drilling machine drilling die capable of automatically conveying workpieces according to the invention.
FIG. 10 is an exploded view of the NC drilling machine drilling die for automatically conveying workpieces according to the present invention.
FIG. 11 is a schematic structural diagram of a movement state of a drilling module positioning block of the numerically-controlled drilling machine capable of automatically conveying workpieces according to the invention.
FIG. 12 is a schematic structural diagram of the workpiece detection mechanism of the numerically-controlled drilling machine for automatically conveying workpieces according to the invention.
Detailed Description
In order to make the object, technical solution and technical effect of the present invention more apparent, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the numerically controlled drilling machine capable of automatically conveying workpieces is mainly used for machining equipment for drilling hardware. The numerically controlled drilling machine capable of automatically conveying the workpieces comprises a frame 101, and a material distribution mechanism 100, a workpiece conveying mechanism 200, at least four processing stations 300 and a workpiece detection mechanism 400 which are arranged on the frame 101. Taking the view direction of fig. 1 as a reference direction, the workpiece conveying mechanism 200 is driven to be located in front of the processing station 300, and the material separating mechanism 100 is located at the left end of the rack 101.
Referring to fig. 2 and 3, the material separating mechanism 100 is used for separating a workpiece 102, and the material separating mechanism 100 includes a material separating base 110 mounted on the frame 101, a material separating assembly 120 disposed on the material separating base 110, and a trough 130 disposed on the material separating assembly 120.
The material distributing assembly 120 comprises a fixed seat 121, a material distributing driving source 122 in transmission connection with the fixed seat 121, and a material distributing movable plate 123 arranged on the material distributing driving source 122, wherein the material groove 130 is arranged above the material distributing movable plate 123 and is fixedly mounted on the fixed seat 121; the material distributing driving source 122 drives the material distributing movable plate 123 to move so as to distribute the material to the workpieces 102. The material distributing plate 123 is provided with a groove 124, a first workpiece adjusting block 125 and a second workpiece adjusting block 126 are mounted on the material distributing plate 123 at the front end of the groove 124, and the first workpiece adjusting block 125, the second workpiece adjusting block 126 and the groove 124 form a material distributing area 127. The second workpiece adjustment block 126 is provided with a step that prevents the workpiece 102 from sliding off the material separating area 127.
The material-distributing driving source 121 is an air cylinder, a piston rod of the material-distributing driving source 121 is connected to the fixed seat 121, and the material-distributing driving source 121 is fixedly mounted on the material-distributing movable plate 123; referring to fig. 5, the material-separating driving source 121 drives the material-separating movable plate 123 to move so as to drive the first workpiece adjusting block 125 to push the workpiece 102 in the material-separating area 127 to be transferred to the second workpiece adjusting block 126 and clamped by the step thereof, so as to move the workpiece 102 out of the material groove 130; after the workpiece conveying mechanism 200 grips the workpiece 102 moved out of the material separating movable plate 123, the material separating driving source 121 stops working, and the material separating assembly 120 returns to the initial state. In this embodiment, the fixing base 121 is fixedly disposed on the material distributing base 110, the fixing base 121 is provided with a clamping groove 128 matched with the material distributing movable plate 123, the first workpiece adjusting block 125 is disposed at the left end of the material distributing movable plate 123, and the second workpiece adjusting block 126 is disposed at the right end of the material distributing movable plate 123.
Referring to fig. 2 and 3, the trough 130 is provided with a channel 131, and the channel 131 is used for placing the workpiece 102. In this embodiment, the trough 130 located at the lower end of the channel 131 is provided with a mounting hole 132, and an inductive switch for detecting whether the trough 130 has the workpiece 102 is installed on the mounting hole 132, and the inductive switch is preferably an infrared inductive switch.
Referring to fig. 1, the workpiece conveying mechanism 200 is used for gripping the workpiece 102 on the material separating mechanism 100 and conveying the workpiece 102 to the processing station 300 or gripping the processed workpiece 102 at the processing station 300 and conveying the workpiece 102 to the next processing station 300; the workpiece conveying mechanism 200 includes a linear module 210 fixedly disposed on the frame 101 and a robot 220 disposed on the linear module 210.
The linear module 210 is used for driving the robot 220 to move. In this embodiment, the linear module 210 uses a linear guide rail 211 to drive the manipulator 220 to move, the manipulator 220 is installed on a sliding table, and the sliding table is clamped and arranged on the linear guide rail 211; the linear guide 211 is fixedly disposed on the frame 101. In other embodiments, the linear module 210 may also drive the robot 220 to move by using linear motion transmission methods such as a synchronous belt and a lead screw.
Referring to fig. 6, the robot 220 is used for clamping the workpiece 102, and the robot 220 includes a moving component disposed on the linear module 210 and a clamping component disposed on the moving component. In this embodiment, the robot 220 is fixedly disposed on the sliding table 212.
The removal subassembly including set up in mounting panel 221 on the slip table 212, install linear guide 222 on the mounting panel 221, the last joint of linear guide 222 has a slide 223, the one end and a removal driving source 224 transmission of slide 223 are connected, the clamp assembly install set up in the other end of slide 223. Wherein a spring 225 is arranged between the mobile driving source 224 and the sliding seat 223, the spring 225 has buffering and correcting functions, and the clamping assembly can avoid the collision damage of the workpiece 102 when clamping the workpiece 102. In the present embodiment, the driving source 224 is a cylinder, and in other embodiments, the driving source 224 may be other pushing actuators; the driving source 224 is fixed to the mounting plate 221 via a mounting upright plate 103. The movement driving source 224 drives the carriage 223 to move on the linear guide 222.
The clamping assembly comprises a rotary driving source 226 mounted on the sliding base 223, a clamp 227 is mounted on an output shaft of the rotary driving source 226, and the rotary driving source 226 drives the clamp 227 to open or close, so that the workpiece 102 is clamped. The rotary drive source 226 is preferably a pneumatic finger for rotating a belt jaw, and the clamp 227 is fixedly mounted on a jaw of the pneumatic finger. In the present embodiment, the rotary drive source 226 is preferably a rotary gripper finger cylinder model SMC MRHQ10D/16D/20D/25D-90 MRHQ 20D-180S. In the process of gripping the workpiece 102 by the gripper 227 driven by the rotary drive source 226, whether the workpiece 102 needs to be rotated by 180 degrees is determined by a change in the processing position of the processing station 300 in the next step, that is, the workpiece 102 on the gripper 227 is rotated by 180 degrees and then placed on the processing station 300 in the next step.
Referring to fig. 6 and 8, optical fiber support plates 228 are disposed on the mounting plates 221 on both sides of the rotary driving source 226, an optical fiber sensor 229 is mounted on the optical fiber support plates 228, and the optical fiber sensor 229 is used for detecting whether the workpiece 102 is clamped on the clamp 227.
A slag trap 104 is arranged on the mounting plate 221 below the clamping assembly, and the slag trap 104 is used for preventing the movement of the sliding base 223 from being influenced by the adhesion of the waste on the linear guide rail 222 in the drilling process.
The upper cover of manipulator 220 closes and installs safety cover 105, safety cover 105 is used for dustproof, sediment bits thing etc..
Referring to fig. 6, the operation principle of the robot 220 is as follows: the moving driving source 224 drives the sliding base 223 to move on the linear guide 222 toward the processing station 300, so as to drive the rotating driving source 226 to move together toward the processing station 300, and the rotating driving source 226 drives the clamp 227 to abut against the workpiece 102 and clamp the workpiece 102; after the workpiece 102 is clamped, the mobile driving source 224 stops working to drive the clamping assembly to return to the initial state, and the linear module 210 works to drive the manipulator 220 to move to the drilling mold of the processing station 300 or the drilling mold of the next processing station 300.
Referring to fig. 1, each of the processing stations 300 is configured to perform drilling processing on the workpiece 102, each of the processing stations 300 includes a drilling machine 310 mounted on a vertical plate of the frame 101 and a drilling die 320 located below the drilling machine 310, and the drilling die 320 is fixedly disposed on the frame 101.
The drilling machine 310 is used for drilling the workpiece 102 on the drilling die 320. In this embodiment, the drilling machine 310 uses a motor 311 to drive a drill 312 to rotate so as to perform a drilling process on the workpiece 102.
Referring to fig. 9 and 10, the drilling die 320 is used for limiting and fixing the workpiece 102, and the drilling die 320 includes a supporting seat 321, and a clamping assembly 322 and a drilling positioning assembly 323 which are disposed on the supporting seat 321. In this embodiment, the structural composition, the connection mode, and the working principle of the supporting seat 321 are the same as those of the distributing base 110, and the supporting seat 321 also includes a bottom plate, a supporting plate with a groove, an adjusting plate, a top extending plate, and an adjusting screw, so that the connection relationship between the components of the supporting seat 321 is not described in detail. The supporting seat 321 is arranged to facilitate adjustment of the height of the drilling mold 320 to match the height of the manipulator 220, so as to avoid that the manipulator 220 cannot place the workpiece 102 to be machined in the drilling mold 320 due to different heights of the drilling mold 320 for machining products.
The clamping assembly 322 includes a mold base 3221 disposed on the top extension plate of the supporting seat 321, a pressing block 3222 and a clamping positioning block 3223 are movably clamped on the mold base 3221, the pressing block 3222 is connected to an output shaft of a clamping driving source 3224, and the clamping driving source 3224 is fixedly disposed on the mold base 3221; the clamping driving source 3224 drives the pressing block 3222 to push the workpiece 102 to move toward the clamping positioning block 3223, so as to clamp the workpiece 102. The clamping and positioning block 3223 is provided with a limiting step 3225, and the limiting step 3225 is used for limiting the lower end of the workpiece 102. In this embodiment, the pressing block 3222 is located on the left side of the mold base 3221, and a first movable groove is disposed on the left side corresponding to the mold base 3221; the clamping and positioning block 3223 is located on the right side of the mold base 3221, a second movable groove is formed in the right side corresponding to the mold base 3221, and the clamping and positioning block 3223 is fixedly disposed in the second movable groove by a fastener. The clamping drive source 3224 is preferably an air cylinder.
The drilling positioning component 323 is arranged on the mould base 3221, and an Contraband-shaped area 3226 for accommodating the movement of the drilling positioning component 323 is arranged corresponding to the mould base 3221. The drilling positioning assembly 323 comprises a downward pressing driving source 3231, an output shaft of the downward pressing driving source 3231 is connected with a pipe position seat 3232, a positioning drilling positioning block 3233 is arranged on the pipe position seat 3232, and a pore passage for the drill bit 312 to pass through is formed in the drilling positioning block 3233; the pipe seat 3232 is further provided with an adjusting block 3234 for adjusting the extending length of the drilling positioning block 3233, and the adjusting block 3234 is fixedly arranged on the pipe seat 3232 and connected with the drilling positioning block 3233. The downward-pressing driving source 3231 is preferably an air cylinder, referring to a diagram a of fig. 11, the downward-pressing driving source 3231 drives the tube seat 3232 to be clamped with the die base 3221 to drive the drilling positioning block 3233 to move forward, the drilling positioning block 3233 is positioned above the workpiece 102 to fix the workpiece 102 on the limiting step 3225 of the die base 3221, the drilling positioning block 3233 prevents the workpiece 102 from moving upward during the drilling process of the workpiece 102, and when the drilling machine 310 drills the workpiece 102, the accuracy of drilling is improved; referring to fig. 11 b, after the workpiece 102 is machined, the pressing driving source 3231 drives the tube seat 3232 to move away from the mold base 3221, so as to move the positioning block 3233 out of the workpiece 102, and the robot 220 can clamp the machined workpiece 102. The drilling die 320 fixes the workpiece 102 in a left-right direction by the pressing block 3222 and the drilling positioning block 3223, and fixes and limits the workpiece 102 in an up-down direction by the drilling positioning block 3233 and the limiting step 3225, so that the workpiece 102 is fixed, the workpiece 102 is not moved in the drilling process, and the processing yield is improved.
Referring to fig. 9 and 10, a chip-preventing plate 3227 is disposed on a top portion of the mold base 3221, and the chip-preventing plate 3227 prevents iron chips generated by the drilling machine 310 during drilling from entering the Contraband-shaped area 3226 where the tube seat 3232 moves, and thus the tube seat 3232 is damaged.
Referring to fig. 12, the workpiece detecting mechanism 400 is configured to detect hole positions of the drilled workpiece 102, the workpiece detecting mechanism 400 includes a detecting support 410 disposed on the frame 101 and a detecting assembly 420 disposed on the detecting support 410, the detecting assembly 420 includes a workpiece mold 421 fixedly disposed on the detecting support 410, one end of the workpiece mold 421 is movably clamped with a movable plate 422, the other end of the workpiece mold 421 is fixedly disposed with a fixed plate 423, the movable plate 422 is connected to an output shaft of a detecting driving source 424, the workpiece mold 421 is disposed in a detecting area 425, a detecting bracket 426 is mounted on the workpiece mold 421 located in the detecting area 425, and an optical fiber sensor 427 is mounted on the detecting bracket 426 for detecting whether the hole position of the workpiece 102 is located. The detection driving source 424 is preferably an air cylinder, and the detection driving source 424 drives the movable plate 422 to fixedly dispose the workpiece 102 in the detection area 425. The detection driving source 424 is fixedly mounted on the work die 421.
The working principle of the numerical control drilling machine capable of automatically conveying workpieces is as follows:
the robot 220 removes the work-pieces 102 from the dispensing region 127 of the dispensing mechanism 100, the linear module 210 drives the robot 220 and the workpiece 102 to move to the processing stations 300, and the robot 220 places the clamped workpiece 102 on the mold base 3221 of the drilling mold 320 of the first processing station 300, after the workpiece 102 on the mold base 3221 is drilled, the manipulator 220 picks up the processed workpiece 102 from the mold base 3221 and transfers the workpiece to the processing station 300 of the next step through the linear module 210, the above steps are repeated until the drilling of the workpiece 102 is completed, and the manipulator 220 is used to place the completely drilled workpiece 102 on the workpiece detecting mechanism 400 for hole position detection of the workpiece 102. The manipulator 220 is adopted to complete the transmission of each station, so that the working efficiency is greatly improved; the problem of the operation of soaking the hand of operating personnel in the coolant for a long time is also solved.
The numerically controlled drilling machine for automatically conveying workpieces further comprises a control device 500 for controlling the work of the driving sources of the material distribution mechanism 100, the workpiece conveying mechanism 200, the processing stations 300 and the workpiece detection mechanism 400, the unprocessed workpieces 102 are placed on the material trough 130, pushed out by the material distribution assembly 120 from the material trough 130, clamped by the manipulator 220 and then transferred to the drilling die 320 on the first processing station 300 for fixing, the workpieces 102 are processed by the drilling machine 310, after being processed by one station, the workpieces 102 are clamped by the manipulator 220 and then conveyed to the drilling die 320 on the processing station 300 on the next station, and the workpieces 102 which are processed by the clamping manipulator 220 are conveyed to the workpiece detection mechanism 400 after the workpieces 102 are processed The workpiece 102 is fixed and detected by the optical fiber sensor 427; the mechanisms are controlled by the power supply control device and the PLC control device in the control device 500, so that the automatic production of the whole production line is realized, each step is coordinated, and the production efficiency and the precision are improved. The control device 102 is connected to the driving sources of the material separating mechanism 100, the workpiece conveying mechanism 200, the processing station 300, and the workpiece detecting mechanism 400, respectively.
Based on the numerical control drilling machine capable of automatically conveying the workpiece, the invention also provides a drilling method for machining the workpiece by the numerical control drilling machine, which comprises the following steps:
s1: the height of the material distributing movable plate 123 and the height of the mold base 3221 are adjusted by the material distributing base 110 and the supporting seat 321, so that the heights of the material distributing region 127 for accommodating the workpiece 102 and the mold base 3221 are flush with the height of the clamp 227;
s2: placing the workpiece 102 to be machined into the chute 130, and the material distributing assembly 120 pushing the workpiece 102 in the chute 130 into the material distributing area 127;
s3: the linear die set 210 drives the manipulator 220 to move to the material distribution mechanism 100 and clamp the workpiece 102 to be processed by the clamp 227, and then the workpiece is transferred to the drilling die 320 of the processing station 300 at the first station by the linear die set 210, the manipulator 220 places the workpiece 102 in the drilling die 320 and clamps the workpiece 102 by the clamping component, and then the manipulator 220 returns to the initial state;
s4: the drilling machine 310 processes the workpiece 102 on the drilling die 320, after the processing is completed, the linear die set 210 drives the robot 220 to move to the processing station 300, the processed workpiece 102 is clamped by the clamp 227 and is transferred to the drilling die 320 of the processing station 300 of the next station, the robot 220 places the workpiece 102 in the drilling die 320 and clamps the workpiece 102 by the clamping component, and then the robot 220 returns to the initial state;
s4: repeatedly executing the steps S3 and S4 until all the processing stations 300 have finished processing the workpiece 102, then driving the robot 220 to move to the processing station 300 corresponding to the finished processing by the linear module 210 and clamping the finished processed workpiece 102 by the clamp 227, then transferring to the workpiece mold 421 of the workpiece detection mechanism 400 by the linear module 210 and clamping the finished processed workpiece 102, and returning the robot 220 to the initial state;
s5: detecting the processed workpiece 102 by the optical fiber sensor 427; whether the processed workpiece 102 is good is determined.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the invention as defined by the appended claims.
Claims (9)
1. A numerical control drilling machine capable of automatically conveying workpieces is used for machining hardware drilling equipment and is characterized by comprising
A frame;
the material distribution mechanism is arranged on the rack and is used for distributing a workpiece;
the machining stations are arranged on the rack, each machining station comprises a drilling machine and a drilling die, the drilling machine is arranged on the rack, and the drilling machine is used for drilling the workpiece of the drilling die;
a workpiece conveying mechanism; and
the workpiece detection mechanism is arranged on the rack and used for detecting hole positions of the drilled workpieces;
the material distributing mechanism comprises a material distributing base arranged on the rack, a material distributing assembly arranged on the material distributing base and a material groove arranged on the material distributing assembly;
the material distribution base comprises a bottom plate arranged on the rack, supporting plates with grooves are arranged at two ends of the bottom plate, an adjusting plate is arranged in the grooves of the two supporting plates, a top extending plate is arranged between the two supporting plates, a sliding groove is formed in the top extending plate, a pin penetrates through the top extending plate and is inserted into the adjusting plate, the top extending plate is arranged on the adjusting plate, and an adjusting screw is arranged at one end of the adjusting plate; the adjusting screw is rotated to drive the adjusting plate to move linearly back and forth, and the pin drives the top extension plate to move up and down, so that the height of the material distributing base is adjusted.
2. The numerically controlled drilling machine capable of automatically conveying workpieces as claimed in claim 1, wherein the workpiece conveying mechanism, which is used in a machining apparatus, comprises:
a machine frame, a plurality of guide rails and a plurality of guide rails,
the linear module is arranged on the rack;
the manipulator is arranged on the linear module and is used for clamping a workpiece to be conveyed;
the manipulator comprises a moving assembly arranged on the linear module and a clamping assembly arranged on the moving assembly;
the moving assembly comprises a mounting plate mounted on the linear module, a linear guide rail is mounted on the mounting plate, a sliding seat is clamped on the linear guide rail, one end of the sliding seat is in transmission connection with a moving driving source, the clamping assembly is mounted at the other end of the sliding seat, and the moving driving source drives the sliding seat and the clamping assembly to move on the linear guide rail; and a spring is arranged between the movable driving source and the sliding seat in a transmission connection mode.
3. The numerically controlled drilling machine capable of automatically conveying workpieces as claimed in claim 2, wherein the clamping assembly comprises a rotary drive source mounted on the slide, a clamp is mounted on an output shaft of the rotary drive source, and the rotary drive source drives the clamp to open or close so as to put down or clamp the workpieces; and the manipulator is also provided with an optical fiber support plate, and the optical fiber support plates positioned at two sides of the clamp are provided with optical fiber sensors.
4. The numerically controlled drilling machine capable of automatically conveying workpieces as claimed in claim 3, wherein the material distribution assembly comprises a fixed seat, a material distribution driving source in transmission connection with the fixed seat, and a material distribution movable plate arranged on the material distribution driving source, and the material groove is arranged above the material distribution movable plate and fixedly mounted on the fixed seat; the material distribution driving source drives the material distribution movable plate to move so as to realize material distribution of the workpieces in the material groove;
the material groove is provided with a channel, and the channel is used for placing the workpiece.
5. The numerically controlled drilling machine capable of automatically conveying workpieces as recited in claim 4, wherein the material distribution movable plate is provided with a groove, a first workpiece adjusting block and a second workpiece adjusting block are mounted on the material distribution movable plate at the front end of the groove, the first workpiece adjusting block, the second workpiece adjusting block and the groove form a material distribution area, and the second workpiece adjusting block is provided with a step; the material distributing driving source drives the material distributing movable plate to move so as to drive the first workpiece adjusting block to push the workpiece to be transferred towards the second workpiece adjusting block and to be clamped and connected with the workpiece through the step, and the workpiece is moved out of the material groove.
6. The numerically controlled drilling machine capable of automatically conveying workpieces according to claim 5, wherein the drilling die is used for limiting and fixing the workpieces, and the drilling die comprises:
a supporting seat;
the clamping assembly is arranged on the supporting seat and used for clamping and fixing the workpiece, the clamping assembly comprises a mold base arranged on the supporting seat, a pressing block and a positioning block are movably clamped on the mold base, the pressing block is connected with an output shaft of a clamping driving source, the clamping driving source is fixedly arranged on the mold base, and a limiting step is arranged on the positioning block; the clamping driving source drives the pressing block to push the workpiece to move towards the positioning block, so that the workpiece is clamped;
the drilling positioning assembly is arranged on the die base and used for drilling and positioning the workpiece; the drilling positioning assembly comprises a pressing driving source, an output shaft of the pressing driving source is connected with a pipe position seat, a positioning block is arranged on the pipe position seat, and a hole passage for a drill bit to pass through is formed in the positioning block; the pressing driving source drives the pipe position seat and the die base to be clamped, so that the positioning block moves to the upper portion of the workpiece, and positioning and drilling are achieved.
7. The numerically controlled drilling machine capable of automatically conveying workpieces as claimed in claim 6, wherein the workpiece detection mechanism comprises a detection support arranged on the rack and a workpiece mold arranged on the detection support, the workpiece mold is used for clamping the workpieces, a detection area is arranged on the workpiece mold, a detection support is arranged on the workpiece mold located in the detection area, and an optical fiber sensor for detecting whether holes exist in the workpieces is arranged on the detection support.
8. A method for drilling a workpiece by using a numerically-controlled drilling machine, which is the numerically-controlled drilling machine capable of automatically conveying the workpiece according to claim 7, wherein the method for drilling the workpiece by using the numerically-controlled drilling machine comprises the following steps:
s1, height adjustment: adjusting the height of the material distributing movable plate and the height of the mold base through the material distributing base so that the material distributing area for accommodating the workpiece and the height of the mold base are flush with the height of the clamp, and executing a next step S2;
s2, material distribution: putting the workpiece to be processed into the material groove, pushing the workpiece in the material groove to the material distribution area by the material distribution assembly, and executing the next step S3;
s3, transferring the workpiece: the linear module drives the manipulator to move to the material distribution mechanism, the manipulator clamps the workpiece to be machined through the clamp, the workpiece is then conveyed to a drilling die of the machining station of the first station through the linear module, the manipulator places the workpiece in the drilling die and clamps the workpiece through the clamping assembly, and then the manipulator returns to the initial state to execute the next step S4;
s4, drilling of the workpiece: the drilling machine processes the workpiece on the drilling die, after the processing is finished, the linear die set drives the manipulator to move to the processing station, the clamp clamps the processed workpiece and transfers the workpiece to the drilling die of the processing station of the next station, the manipulator places the workpiece in the drilling die and clamps the workpiece through the clamping assembly, and then the manipulator returns to the initial state to execute the next step S4;
s4: and repeatedly executing the steps S3 and S4 until all the processing stations finish processing the workpiece, and finishing the drilling processing of the workpiece.
9. The numerical control drilling machine workpiece drilling method as recited in claim 8, characterized in that the numerical control drilling machine workpiece drilling method further comprises a step S5 of product detection:
the linear module drives the manipulator to clamp the machined workpiece and transfer the machined workpiece to a workpiece mold of the workpiece detection mechanism, the workpiece mold clamps the machined workpiece, and the manipulator returns to an initial state; then, detecting the machined workpiece through the optical fiber sensor; and judging whether the processed workpiece is a good product or not.
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| CN110496984B (en) * | 2019-09-05 | 2020-10-20 | 中擎电机有限公司 | Motor housing trompil auxiliary assembly |
| CN112719449B (en) * | 2019-10-28 | 2022-06-28 | 苏州凯莱博电子科技有限公司 | Rotary automatic chamfering machine |
| CN111252584B (en) * | 2020-03-20 | 2020-12-11 | 安徽川越通信科技有限责任公司 | Conveying device for machining cavity of power divider |
| CN113103002A (en) * | 2021-04-13 | 2021-07-13 | 山东慧奇机械技术有限公司 | Machining, drilling and tapping all-in-one machine for idler shaft in automobile gearbox |
| CN114054806A (en) * | 2021-12-10 | 2022-02-18 | 惠州市金富永五金制品有限公司 | Material loading mechanism for automatic drilling of PIN needles |
| CN114932446B (en) * | 2022-07-25 | 2022-11-29 | 广东原点智能技术有限公司 | Cylinder body finish machining system |
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| US8951175B2 (en) * | 2012-03-26 | 2015-02-10 | Ficep S.P.A. | Section member drilling or milling machine |
| CN106217107A (en) * | 2016-07-22 | 2016-12-14 | 罗信精密零件(上海)有限公司 | A kind of automatic loading and unloading mechanism being applied to Digit Control Machine Tool and method |
| CN107081446B (en) * | 2017-05-27 | 2019-05-07 | 扬州大学 | A kind of oil Pump rotor class Workpiece boring special for automatic production line |
| CN208163667U (en) * | 2018-05-04 | 2018-11-30 | 中山宏润龙森自动化科技有限公司 | A kind of numerical control material-feeding and fetching manipulator and its workpiece reverse end for end structure |
| CN109202119B (en) * | 2018-10-25 | 2023-09-22 | 杭州职业技术学院 | Automatic intelligent drilling manufacturing equipment with cooperative assistance of double manipulators |
| CN209935908U (en) * | 2019-04-24 | 2020-01-14 | 惠州市恒泰自动化科技有限公司 | Automatic carry numerical control drilling machine of work piece and conveying mechanism thereof |
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