CN116765847A - Drilling device with trimming and deburring functions for machining wire rail - Google Patents
Drilling device with trimming and deburring functions for machining wire rail Download PDFInfo
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- CN116765847A CN116765847A CN202311056043.7A CN202311056043A CN116765847A CN 116765847 A CN116765847 A CN 116765847A CN 202311056043 A CN202311056043 A CN 202311056043A CN 116765847 A CN116765847 A CN 116765847A
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- 238000005553 drilling Methods 0.000 title claims abstract description 96
- 238000009966 trimming Methods 0.000 title claims abstract description 15
- 238000003754 machining Methods 0.000 title description 5
- 238000005498 polishing Methods 0.000 claims abstract description 75
- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 238000012545 processing Methods 0.000 claims abstract description 25
- 238000001816 cooling Methods 0.000 claims description 16
- 239000002826 coolant Substances 0.000 claims description 9
- 239000006061 abrasive grain Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 description 29
- 230000008569 process Effects 0.000 description 23
- 238000006073 displacement reaction Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The invention discloses a drilling device with trimming and deburring functions for processing a wire rail, which comprises a carrier, a forming device, a polishing device and a power device, wherein the carrier is connected with the forming device, the forming device is in intermittent transmission connection with the polishing device, the polishing device is connected with the carrier, the power device is connected with the carrier, the carrier comprises a workbench and an objective table, the objective table is arranged on the workbench, the objective table is used for supporting a workpiece, the forming device comprises a drill bit, the drill bit comprises two drilling sections, the drilling diameter of the lower drilling section is smaller than that of the upper drilling section, after drilling is finished, the polishing and deburring are carried out on a hole site of the workpiece through the polishing device, the forming quality is ensured, the polishing device provides polishing power for the polishing device, the power mechanism is reduced, the workpiece is drilled through the drill bit, and the two drilling sections arranged on the drill bit are respectively drilled with holes with different diameters, so that a countersunk hole is formed in one step.
Description
Technical Field
The invention relates to the technical field of wire rail drilling processing, in particular to a drilling device with a trimming and deburring function for wire rail processing.
Background
The linear guide rail, for short, has the main functions of guiding and supporting, so that the linear guide rail has higher processing precision in the mechanical movement process, and is widely applied to the fields of semiconductor equipment, printed circuit board (IC) assembly equipment, medical equipment, mechanical arms, precise measuring instruments, office automation and other small linear sliding equipment and the like, and therefore, the processing precision requirement of the linear guide rail is higher.
In the process of machining, the wire rail needs to be subjected to processes such as straightening, drilling and grinding, wherein the difficulty of the drilling process is high, because the drilling process applies axial unidirectional acting force to the wire rail through the drill bit, in the drilling process, the temperature can be greatly increased, thermal expansion is easily caused, the plasticity of the wire rail is increased, and unidirectional deformation is generated along the axial direction of the drill bit, therefore, after general drilling is finished, the processing processes such as trimming, deburring and the like are needed, the stations are often needed to be independently arranged, and the transferred wire rail needs to be positioned for multiple times, so that the machining efficiency is affected.
Disclosure of Invention
The invention aims to provide a drilling device with a trimming and deburring function for processing a wire rail, so as to solve the problems in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a drilling equipment is used in processing of linear rail with deburring burring function, including carrier, forming device, grinding device and power device, carrier and forming device are connected, and forming device and grinding device intermittent type transmission are connected, and grinding device and carrier are connected, and power device and carrier are connected, and the carrier includes workstation and objective table, and the objective table is arranged in on the workstation, and the objective table is used for supporting the work piece, and forming device includes the drill bit, and the drill bit includes two drilling sections, and downside drilling section drilling diameter is less than the drilling diameter of upside drilling section.
When carrying out the linear rail processing, carry out drilling processing through drilling equipment to the work piece, the carrier is as main supporting foundation, be used for installing fixedly other each device and the work piece that waits to process, the work piece is fixed after accomplishing, drill holes through forming device, after accomplishing drilling, the burring is polished to the hole site of work piece through grinding device, guarantee to form the quality, forming device provides polishing power for grinding device, reduce power unit setting, the workstation provides working plane, carry out the centre gripping to the work piece through the objective table, the work piece takes place the sideslip when preventing to drill, drill the work piece through the drill bit, two drilling sections that set up on the drill bit drill the hole of different apertures respectively, thereby carry out one shot forming to the countersink, reduce the repositioning times, objective table one side is equipped with the clamping structure, be used for fixing a position to the work piece.
Further, the polishing device comprises a polishing head, a jacking groove is formed in the objective table, the polishing head is inserted into the jacking groove, a meshing groove is formed in the polishing head, the meshing groove is located at the lower side of a part to be drilled of a workpiece, the power device comprises a lifting cylinder and a driving motor, a support is arranged on one side of the lifting cylinder, the bottom of the support is fixedly connected with a workbench, the forming device further comprises a transmission assembly, the transmission assembly comprises a lifting table, the output end of the lifting cylinder is in transmission connection with the lifting table, the driving motor is fixedly connected with the lifting table, the output end of the driving motor is in transmission connection with a drill bit, the drill bit faces the upper side of the part to be drilled of the workpiece, the lower side drilling section is matched with the meshing groove, and a polishing surface is arranged on the outer side of the polishing head;
when polishing: the drill bit downside drilling section inserts the meshing inslot, and the meshing inslot arc sets up, and drill bit and the transmission of polishing head are connected.
The grinding device is mainly used for grinding holes drilled in a workpiece through the grinding head, the grinding head is provided with the meshing groove, the drill bit is in spiral shape for smooth drilling and chip removal, the arc shape of the meshing groove is in spiral shape according to the drill bit, after drilling is completed, the lower end of the drill bit is inserted into the meshing groove for torque transmission, the drill bit is arranged in spiral shape, the lifting table is driven to move upwards through the lifting cylinder, the driving motor drives the drill bit to move upwards, the bottom of the drill bit is spiral, vertical displacement can be transmitted when the drill bit moves upwards, the grinding head is driven to move upwards through clamping connection, the hole wall of the workpiece is ground through grinding in the upward movement process, the integrated forming quality is improved, meanwhile, the power source is reduced, the processing cost is reduced, one end of the lifting cylinder is installed on the workbench through the support, the stable output displacement is facilitated, and the rotation direction of the drill bit is kept unchanged in the grinding process.
Further, the forming device further comprises a lantern ring, the transmission assembly further comprises a guide post and a transmission rod, the outer ring of the guide post is sleeved with a tension spring, the lifting platform is provided with a deep accommodating groove, the upper end of the guide post is inserted into Rong Shencao, the upper end of the tension spring is in butt joint with the lower side wall of the lifting platform, the lower end of the guide post is in transmission connection with the lantern ring through the transmission rod, the lantern ring is provided with a cooling runner, and an inlet of the cooling runner is communicated with a cooling medium inlet pipe;
when the temperature is reduced: the lower end of the lantern ring is abutted with the upper side of the workpiece, the drill bit penetrates through the center hole of the lantern ring, and the lantern ring is positioned on the outer side of the position of the workpiece to be drilled.
The guide pillar installs the lantern ring through the transfer line of lower extreme, make the lantern ring butt in work piece upper surface position, and be located the outside of work piece waiting to bore the department, when boring, cause local heat accumulation easily, arouse local deformation, the cooling runner that sets up on the lantern ring is led cooling medium, thereby the position of local heat accumulation of work piece is cooled down, because the lantern ring sets up the outer lane at the work piece hole, when boring, work piece part receives the decurrent effort of drill bit and produces decurrent deformation, when carrying out the local cooling to the work piece through cooling medium, work piece with the lantern ring outer lane is deformation basis, along with the reduction of temperature, the work piece of lantern ring inner circle deformation is outside, upper portion shrink, through dividing the heat affected zone, make the work piece carry out directional cooling, shrink, thereby carry out automatic correction to the side slope that the work piece boring formed, simultaneously, carry out the cooling process through the lantern ring, form the state that from top to bottom temperature increases, thereby form decurrent deckle when making the work piece boring, upper portion shrink, the rethread grinding head polishes, thereby the drilling quality.
Further, the grain size of the abrasive grains on the grinding surface gradually increases from bottom to top.
Through setting up the abrasive grain gradual change, the grinding face is when polishing the work piece hole, moves up the in-process along with the drill bit, carries out the coarse grinding to the pore wall through coarse grinding earlier, and the finish grinding is accomplished to the coarse grinding back rethread correct grinding material, through integrated technology, avoids changing the cutter of polishing, reduces the complex location, improves shaping quality.
Further, the polishing device also comprises a reset cylinder, the cylinder body of the reset cylinder is fixedly connected with the workbench, the lower end of the polishing head is provided with a transmission groove, the output end of the reset cylinder is inserted into the transmission groove, the upper end of the reset cylinder is disc-shaped, and the reset cylinder is clamped with the polishing head;
when polishing: the upper end of the reset cylinder is rotationally connected with the transmission groove;
when reset: the upper end of the reset cylinder is connected with the transmission groove in a transmission way.
The automatic drilling and grinding machine is characterized in that the reset cylinder is mounted through the workbench, the main effect of the reset cylinder is to reset the polishing head, the upper end of the reset cylinder is disc-shaped, the reset cylinder is inserted into the transmission groove, the drilling and grinding processes do not work, the reset cylinder does fixed-axis rotation in the transmission groove in the grinding process, after the local drilling and grinding are completed, the drill bit stops rotating, and is positioned at the upper end of the workpiece, the reset cylinder is contracted downwards to drive the polishing head and the drill bit to unlock, so that the polishing head is separated from the drill bit and moves downwards to pass through an inner hole of the workpiece, and the next inner hole drilling is facilitated.
Further, the polishing device further comprises a cutter relieving spring, wherein the cutter relieving spring is positioned on the upper side of the output end of the reset cylinder, and one end, away from the reset cylinder, of the cutter relieving spring is abutted against the upper side wall surface of the transmission groove.
Through setting up the cutter relieving spring at the jar output that resets, make the jar that resets through cutter relieving spring and the butt of polishing head, accomplish at the drill bit drilling to when meshing with the meshing groove, polishing head can move down, along with the drill bit rotates, the meshing groove of polishing head can aim at the spiral part of lower extreme drilling section, and moves up under the spring effort, makes the lower extreme drilling section insert the transmission groove, prevents to cause the latch.
As optimization, the power device further comprises a transverse moving module, the transverse moving module is fixedly connected with the workbench, the output end of the transverse moving module is in transmission connection with the objective table, and the objective table is in sliding connection with the workbench. The traversing module is arranged on the workbench, outputs linear displacement, the displacement direction is along the length direction of the workpiece, and after the local drilling is completed, the next position to be drilled is moved to the bottom of the drill bit through stage stepping transmission.
As optimization, the drill bits are provided with a plurality of drill bits which are distributed at equal intervals. Through a plurality of drill bits of equidistance arrangement, carry out the multiple spot drilling simultaneously, the distance between the adjacent drill bit is the multiple setting of waiting to bore hole department interval, improves drilling efficiency.
As optimization, the drill sections are provided with junk slots, and the bottoms of the adjacent junk slots on the two drill sections are flush. Through setting up the chip groove at two drilling sections, be close to the drill bit axis and be the tank bottom, the junction sets up through the parallel and level, is favorable to stabilizing the chip removal.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, after drilling is completed, the lower end of the drill bit is inserted into the meshing groove to carry out torque transmission, the lifting table is driven to move upwards through the lifting cylinder in a spiral mode, the drill bit is driven to move upwards through the driving motor, vertical displacement can be transmitted when the bottom of the drill bit moves upwards, the polishing head is driven to move upwards through clamping connection, and in the upward moving process of the polishing head, the hole wall of a workpiece is polished through grinding, so that the integrated forming quality is improved, meanwhile, one power source setting is reduced, and the processing cost is reduced; because the lantern ring is arranged on the outer ring of the hole of the workpiece, when the workpiece is drilled, the workpiece is locally subjected to downward acting force of the drill bit to generate downward deformation, when the workpiece is locally cooled by the cooling medium, the workpiece on the outer ring of the lantern ring is taken as a deformation basis, the workpiece deformed by the inner ring of the lantern ring is contracted towards the outside and the upper part along with the reduction of the temperature, the workpiece is directionally cooled and contracted by dividing a heat affected zone, so that the slope formed by the drilling of the workpiece is automatically corrected, and meanwhile, the cooling process is carried out through the lantern ring to form a state with gradually increased temperature from top to bottom, so that burrs protruding downwards are formed when the workpiece is drilled, the workpiece is contracted towards the upper part, and the workpiece is polished by the polishing head, so that the drilling quality is improved; through setting up the abrasive grain gradual change, the grinding face is when polishing the work piece hole, moves up the in-process along with the drill bit, carries out the coarse grinding to the pore wall through coarse grinding earlier, and the finish grinding is accomplished to the coarse grinding back rethread correct grinding material, through integrated technology, avoids changing the cutter of polishing, reduces the complex location, improves shaping quality.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic general construction of the present invention;
FIG. 2 is a schematic view of a bit segment construction of the present invention;
FIG. 3 is a schematic view of the polishing apparatus of the present invention;
FIG. 4 is a schematic view of a borehole construction according to the present invention;
FIG. 5 is an enlarged view of part A of the view of FIG. 3;
FIG. 6 is an enlarged view of part B of the view of FIG. 4;
FIG. 7 is an enlarged view of part C of the view of FIG. 4;
in the figure: 1-carrier, 11-workbench, 12-bracket, 13-objective table, 131-jacking groove, 2-forming device, 21-drill, 211-drilling section, 2111-chip groove, 22-transmission component, 221-lifting table, 222-guide pillar, 223-tension spring, 224-transmission rod, 23-lantern ring, 231-cooling runner, 3-polishing device, 31-polishing head, 311-meshing groove, 312-polishing surface, 313-transmission groove, 32-reset cylinder, 33-cutter-back spring, 4-power device, 41-lifting cylinder, 42-driving motor, 43-traversing module and 5-workpiece.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides the technical scheme that:
as shown in fig. 1-2, a drilling device for processing a wire rail with trimming and deburring functions comprises a carrier 1, a forming device 2, a polishing device 3 and a power device 4, wherein the carrier 1 is connected with the forming device 2, the forming device 2 is connected with the polishing device 3 in an intermittent transmission manner, the polishing device 3 is connected with the carrier 1, the power device 4 is connected with the carrier 1, the carrier 1 comprises a workbench 11 and an objective table 13, the objective table 13 is arranged on the workbench 11, the objective table 13 is used for supporting a workpiece 5, the forming device 2 comprises a drill bit 21, the drill bit 21 comprises two drilling sections 211, and the drilling diameter of the lower drilling section 211 is smaller than that of the upper drilling section 211.
When carrying out the linear rail processing, carry out drilling processing through drilling equipment to work piece 5, carrier 1 is as main supporting foundation, be used for installing fixedly to other each device and the work piece 5 that waits to process, after work piece 5 is fixed, carry out drilling through forming device 2, after accomplishing drilling, grind the burring through grinding device 3 to the hole site of work piece 5, guarantee to form the quality, forming device 2 provides polishing power for grinding device 3, reduce the power unit setting, work table 11 provides working plane, carry out the centre gripping through objective table 13 to work piece 5, work piece 5 takes place the sideslip when preventing to bore, carry out drilling to work piece 5 through drill bit 21, two drilling sections 211 that set up on the drill bit 21 bore the hole of different apertures respectively, thereby carry out one shot forming to the countersink, reduce the complex positioning number of times, objective table 13 one side is equipped with clamping structure, be used for carrying out the location to work piece 5.
As shown in fig. 2-6, the polishing device 3 comprises a polishing head 31, a lifting groove 131 is formed in a stage 13, the polishing head 31 is inserted into the lifting groove 131, an engagement groove 311 is formed in the polishing head 31, the engagement groove 311 is positioned at the lower side of a part to be drilled of a workpiece 5, the power device 4 comprises a lifting cylinder 41 and a driving motor 42, a bracket 12 is arranged at one side of the lifting cylinder 41, the bottom of the bracket 12 is fixedly connected with a workbench 11, the forming device 2 further comprises a transmission assembly 22, the transmission assembly 22 comprises a lifting table 221, the output end of the lifting cylinder 41 is in transmission connection with the lifting table 221, the driving motor 42 is fixedly connected with the lifting table 221, the output end of the driving motor 42 is in transmission connection with a drill bit 21, the drill bit 21 faces the upper side of the part to be drilled of the workpiece, the lower side drilling section 211 is matched with the engagement groove 311, and a polishing surface 312 is arranged at the outer side of the polishing head 31;
when polishing: the lower drilling section 211 of the drill bit 21 is inserted into the engagement groove 311, the engagement groove 311 is arranged in an arc shape, and the drill bit 21 is in transmission connection with the grinding head 31.
The grinding device 3 mainly grinds the hole drilled on the workpiece 5 through the grinding head 31, the grinding head 31 is provided with the meshing groove 311, the drill bit 21 is in a spiral shape for smooth drilling and chip removal, the arc of the meshing groove 311 is in spiral shape according to the drill bit 21, when the drilling is completed, the lower end of the drill bit 21 is inserted into the meshing groove 311 for torque transmission, the drill bit 21 is driven to move upwards through the lifting cylinder 41 in a spiral shape, the drill bit 21 is driven to move upwards through the driving motor 42, vertical displacement can be transmitted when the drill bit 21 moves upwards because the bottom of the drill bit 21 is in a spiral shape, the grinding head 31 is driven to move upwards through clamping, the hole wall of the workpiece 5 is ground through the grinding surface 312, the integrated forming quality is improved, meanwhile, one power source setting is reduced, the processing cost is reduced, one end of the lifting cylinder 41 is arranged on the workbench 11 through the support 12, stable output displacement is facilitated, and the rotation direction of the drill bit 21 is kept unchanged in the grinding process.
As shown in fig. 4-6, the forming device 2 further comprises a collar 23, the transmission assembly 22 further comprises a guide post 222 and a transmission rod 224, a tension spring 223 is sleeved on the outer ring of the guide post 222, a deep accommodating groove is formed in the lifting platform 221, the upper end of the guide post 222 is inserted into Rong Shencao, the upper end of the tension spring 223 is abutted against the lower side wall of the lifting platform 221, the lower end of the guide post 222 is in transmission connection with the collar 23 through the transmission rod 224, a cooling flow passage 231 is arranged on the collar 23, and an inlet of the cooling flow passage 231 is communicated with a cooling medium inlet pipe;
when the temperature is reduced: the lower end of the collar 23 is abutted against the upper side of the workpiece 5, the drill bit 21 penetrates through the center hole of the collar 23, and the collar 23 is positioned on the outer side of the position to be drilled of the workpiece 5.
The guide pillar 222 is installed the lantern ring 23 through the transfer line 224 of lower extreme, make lantern ring 23 butt at work piece 5 upper surface position, and be located the outside of work piece 5 waiting to bore the department, when boring, easily cause local heat accumulation, arouse local deformation, it is led to the cooling medium through the cooling runner 231 that sets up on the lantern ring 23, thereby cool down the position of work piece local heat accumulation, because the lantern ring 23 sets up the outer lane at work piece 5 hole, work piece 5 receives the decurrent effort of drill bit 21 to produce decurrent deformation, when carrying out the drilling, when carrying out the local cooling through the cooling medium to work piece 5, use work piece 5 of lantern ring 23 outer lane as deformation basis, along with the reduction of temperature, the work piece of lantern ring 23 inner circle deformation is outside, upper portion shrink, through dividing the heat affected zone, make work piece 5 carry out directional cooling, shrink, thereby carry out automatic correction to the side slope that work piece 5 bore the formation, simultaneously, form the state that from top to bottom temperature increases, thereby form decurrent burr when making work piece 5 bore, upper portion shrink, rethread grinding head 31 carries out the polishing, thereby the quality to bore hole.
As shown in fig. 7, the particle size of the abrasive particles on the grinding surface 312 gradually increases from bottom to top.
Through setting up the abrasive grain gradual change, when polishing work piece 5 hole, the grinding face 312 carries out the rough grinding to the pore wall through coarse grinding material earlier along with drill bit 21 moves up the in-process, and the finish grinding is carried out to the finish grinding material through the finish grinding after the rough grinding is accomplished, through integrated technology, avoids changing the cutter of polishing, reduces the complex location, improves shaping quality.
As shown in fig. 2 and 7, the polishing device 3 further comprises a reset cylinder 32, the cylinder body of the reset cylinder 32 is fixedly connected with the workbench 11, a transmission groove 313 is formed in the lower end of the polishing head 31, the output end of the reset cylinder 32 is inserted into the transmission groove 313, the upper end of the reset cylinder 32 is disc-shaped, and the reset cylinder 32 is clamped with the polishing head 31;
when polishing: the upper end of the reset cylinder 32 is rotatably connected with the transmission groove 313;
when reset: the upper end of the reset cylinder 32 is in transmission connection with the transmission groove 313.
The reset cylinder 32 is installed through the workbench 11, the main function of the reset cylinder 32 is to reset the polishing head 31, the upper end is disc-shaped, the upper end is inserted into the transmission groove 313, the reset cylinder 32 does not do work in the drilling and grinding processes, the reset cylinder 32 does fixed-axis rotation in the transmission groove 313 in the grinding processes, when the local drilling and polishing are completed, the drill bit 21 stops rotating and is positioned at the upper end of the workpiece 5, the reset cylinder 32 is contracted downwards to drive the polishing head 31 and the drill bit 21 to unlock, so that the polishing head 31 is separated from the drill bit 21 and moves downwards to pass through an inner hole of the workpiece 5, and the next inner hole drilling is facilitated.
As shown in fig. 7, the polishing device 3 further includes a cutter-back spring 33, wherein the cutter-back spring 33 is located at an upper side of an output end of the reset cylinder 32, and one end of the cutter-back spring 33 away from the reset cylinder 32 abuts against an upper side wall surface of the transmission groove 313.
By providing the cutter-back spring 33 at the output end of the reset cylinder 32, the reset cylinder 32 is abutted with the grinding head through the cutter-back spring 33, when the drill bit 21 is drilled and meshed with the meshing groove 311, the grinding head 31 can move downwards, and as the drill bit rotates, the meshing groove 311 of the grinding head 31 can be aligned with the spiral part of the lower drilling section 211 and moves upwards under the action of the spring, so that the lower drilling section 211 is inserted into the transmission groove 313, and the clamping teeth are prevented.
As an optimization, the power device 4 further comprises a traversing module 43, the traversing module 43 is in fastening connection with the workbench 11, the output end of the traversing module 43 is in transmission connection with the objective table 13, and the objective table 13 is in sliding connection with the workbench 11. The traversing module 43 is installed on the workbench 11, outputs linear displacement, the displacement direction is along the length direction of the workpiece, and after the partial drilling is completed, the next position to be drilled is moved to the bottom of the drill bit 21 through step transmission of the objective table 13.
Optimally, a plurality of drill bits 21 are arranged, and the drill bits 21 are equidistantly distributed. Through a plurality of drill bits 21 that the equidistance was arranged, carry out the multiple drilling simultaneously, the distance between the adjacent drill bits 21 sets up for the multiple of waiting to bore the department interval, improves drilling efficiency.
Preferably, the drill hole sections 211 are provided with junk slots 2111, and the bottoms of adjacent junk slots 2111 on the two drill hole sections 211 are flush. By arranging the chip removal grooves 2111 on the two drilling sections 211, the bottom of the groove is close to the axis of the drill bit, and the joint is arranged in a flush way, so that chip removal is stable.
The working principle of the invention is as follows: when the drilling is completed, the lower end of the drill bit 21 is inserted into the engagement groove 311 for torque transmission, the lifting table 221 is driven to move upwards through the lifting cylinder 41 in a spiral mode, the drill bit 21 is driven to move upwards through the driving motor 42, vertical displacement can be transmitted when the bottom of the drill bit 21 moves upwards due to the fact that the bottom of the drill bit 21 is spiral, the polishing head 31 is driven to move upwards through clamping, in the upward moving process of the polishing head 31, the hole wall of the workpiece 5 is polished through the polishing surface 312, integrated forming quality is improved, meanwhile, one power source setting is reduced, and machining cost is reduced; because the lantern ring 23 is arranged on the outer ring of the hole of the workpiece 5, when the drilling is carried out, the workpiece 5 is locally subjected to downward deformation by the downward acting force of the drill bit 21, when the workpiece 5 is locally cooled by the cooling medium, the workpiece 5 on the outer ring of the lantern ring 23 is taken as a deformation basis, the workpiece with the deformed inner ring of the lantern ring 23 contracts towards the outside and the upper part along with the reduction of the temperature, the workpiece 5 is directionally cooled and contracted by dividing a heat affected zone, so that the side slope formed by the drilling of the workpiece 5 is automatically corrected, and meanwhile, the cooling process is carried out by the lantern ring 23, the state of increasing the temperature from top to bottom is formed, so that the downward protruding burr is formed when the workpiece 5 is drilled, the upward contraction is carried out, and the polishing head 31 is used for polishing, so that the drilling quality is improved; through setting up the abrasive grain gradual change, when polishing work piece 5 hole, the grinding face 312 carries out the rough grinding to the pore wall through coarse grinding material earlier along with drill bit 21 moves up the in-process, and the finish grinding is carried out to the finish grinding material through the finish grinding after the rough grinding is accomplished, through integrated technology, avoids changing the cutter of polishing, reduces the complex location, improves shaping quality.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Drilling device is used in processing of line rail with deburring burring function, its characterized in that: drilling equipment includes carrier (1), forming device (2), grinding device (3) and power device (4), carrier (1) and forming device (2) are connected, forming device (2) and grinding device (3) intermittent type transmission are connected, grinding device (3) are connected with carrier (1), power device (4) and carrier (1) are connected, carrier (1) includes workstation (11) and objective table (13), on workstation (11) are arranged in to objective table (13), objective table (13) are used for supporting work piece (5), forming device (2) include drill bit (21), drill bit (21) include two drilling sections (211), the downside drilling diameter of drilling section (211) drilling diameter is less than the drilling diameter of upside drilling section (211).
2. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 1, wherein: the grinding device (3) comprises a grinding head (31), a jacking groove (131) is formed in the objective table (13), the grinding head (31) is inserted into the jacking groove (131), an engagement groove (311) is formed in the grinding head (31), the engagement groove (311) is located at the lower side of a position to be drilled of a workpiece (5), the power device (4) comprises a lifting cylinder (41) and a driving motor (42), a support (12) is arranged on one side of the lifting cylinder (41), the bottom of the support (12) is fixedly connected with the workbench (11), the forming device (2) further comprises a transmission assembly (22), the transmission assembly (22) comprises a lifting table (221), the output end of the lifting cylinder (41) is in transmission connection with the lifting table (221), the driving motor (42) is fixedly connected with the lifting table (221), the output end of the driving motor (42) is in transmission connection with a drill bit (21) towards the upper side of the position to be drilled of the workpiece (5), the drill bit (21) is arranged at the lower side, the drilling section (211) is fixedly connected with the engagement groove (311), and the grinding head (31) is provided with a grinding surface (312) at the outer side.
When polishing: the drill bit (21) is characterized in that the lower side drilling section (211) of the drill bit (21) is inserted into the meshing groove (311), the meshing groove (311) is arranged in an arc shape, and the drill bit (21) is in transmission connection with the polishing head (31).
3. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 2, wherein: the forming device (2) further comprises a lantern ring (23), the transmission assembly (22) further comprises a guide post (222) and a transmission rod (224), a tension spring (223) is sleeved on the outer ring of the guide post (222), a deep accommodating groove is formed in the lifting table (221), the upper end of the guide post (222) is inserted into the Rong Shencao, the upper end of the tension spring (223) is abutted to the lower side wall of the lifting table (221), the lower end of the guide post (222) is in transmission connection with the lantern ring (23) through the transmission rod (224), a cooling flow passage (231) is formed in the lantern ring (23), and an inlet of the cooling flow passage (231) is communicated with a cooling medium inlet pipe;
when the temperature is reduced: the lower end of the lantern ring (23) is abutted against the upper side of the workpiece (5), the drill bit (21) penetrates through a center hole of the lantern ring (23), and the lantern ring (23) is located on the outer side of a position, to be drilled, of the workpiece (5).
4. A wire rail processing drilling device with trimming and deburring functions as claimed in claim 3, characterized in that: the grain size of the abrasive grains on the grinding surface (312) gradually increases from bottom to top.
5. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 4, wherein: the polishing device (3) further comprises a reset cylinder (32), the cylinder body of the reset cylinder (32) is fixedly connected with the workbench (11), a transmission groove (313) is formed in the lower end of the polishing head (31), the output end of the reset cylinder (32) is inserted into the transmission groove (313), the upper end of the reset cylinder (32) is disc-shaped, and the reset cylinder (32) is clamped with the polishing head (31);
when polishing: the upper end of the reset cylinder (32) is rotationally connected with the transmission groove (313);
when reset: the upper end of the reset cylinder (32) is in transmission connection with the transmission groove (313).
6. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 5, wherein: the grinding device (3) further comprises a cutter relieving spring (33), the cutter relieving spring (33) is located at the upper side of the output end of the reset cylinder (32), and one end, away from the reset cylinder (32), of the cutter relieving spring (33) is abutted to the upper side wall surface of the transmission groove (313).
7. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 6, wherein: the power device (4) further comprises a transverse moving module (43), the transverse moving module (43) is fixedly connected with the workbench (11), the output end of the transverse moving module (43) is in transmission connection with the objective table (13), and the objective table (13) is in sliding connection with the workbench (11).
8. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 7, wherein: the drill bits (21) are provided with a plurality of drill bits (21) which are equidistantly distributed.
9. The drilling device for processing a wire rail with trimming and deburring functions as claimed in claim 8, wherein: chip grooves (2111) are formed in the drilling sections (211), and the bottoms of adjacent chip grooves (2111) on the two drilling sections (211) are flush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311056043.7A CN116765847B (en) | 2023-08-22 | 2023-08-22 | Drilling device with trimming and deburring functions for machining wire rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311056043.7A CN116765847B (en) | 2023-08-22 | 2023-08-22 | Drilling device with trimming and deburring functions for machining wire rail |
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| CN116765847A true CN116765847A (en) | 2023-09-19 |
| CN116765847B CN116765847B (en) | 2023-10-27 |
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| CN116967501A (en) * | 2023-09-25 | 2023-10-31 | 苏州丹卡精密机械有限公司 | Perforating device with automatic feeding structure for processing electronic components |
| CN118002823A (en) * | 2024-04-09 | 2024-05-10 | 常州富丽康精密机械有限公司 | Special drilling equipment of multistation intelligence centre gripping formula linear guide production |
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| CN116967501A (en) * | 2023-09-25 | 2023-10-31 | 苏州丹卡精密机械有限公司 | Perforating device with automatic feeding structure for processing electronic components |
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| CN118002823A (en) * | 2024-04-09 | 2024-05-10 | 常州富丽康精密机械有限公司 | Special drilling equipment of multistation intelligence centre gripping formula linear guide production |
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|---|---|
| CN116765847B (en) | 2023-10-27 |
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