CN118371764B - Progressive drilling, reaming and milling thread chamfering tool - Google Patents
Progressive drilling, reaming and milling thread chamfering tool Download PDFInfo
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- CN118371764B CN118371764B CN202410846745.3A CN202410846745A CN118371764B CN 118371764 B CN118371764 B CN 118371764B CN 202410846745 A CN202410846745 A CN 202410846745A CN 118371764 B CN118371764 B CN 118371764B
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- 238000005553 drilling Methods 0.000 title claims abstract description 17
- 238000003801 milling Methods 0.000 title claims abstract description 16
- 230000000750 progressive effect Effects 0.000 title abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000017525 heat dissipation Effects 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 23
- 230000008569 process Effects 0.000 abstract description 20
- 230000006378 damage Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 12
- 238000001816 cooling Methods 0.000 description 8
- 239000000110 cooling liquid Substances 0.000 description 7
- 238000004080 punching Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 239000002826 coolant Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 208000014674 injury Diseases 0.000 description 4
- 208000012260 Accidental injury Diseases 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- ZJEWVOJUXVSQAT-UHFFFAOYSA-N Arborone Natural products OCC1C(OCC1(O)C(=O)c2ccc3OCOc3c2)c4ccc5OCOc5c4 ZJEWVOJUXVSQAT-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/08—Drills combined with tool parts or tools for performing additional working
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G5/00—Thread-cutting tools; Die-heads
- B23G5/20—Thread-cutting tools; Die-heads combined with other tools, e.g. drills
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Drilling Tools (AREA)
Abstract
The invention discloses a progressive drilling, reaming and milling thread chamfering tool which comprises a disassembly and assembly mechanism, wherein the disassembly and assembly mechanism comprises a tool bar, a heat dissipation mechanism is arranged on the tool bar, an installation seat is arranged at one end of the tool bar, a reaming edge is arranged at the other end of the tool bar, a milling edge is arranged on the surface of the tool bar, a thread groove is formed in the top of the inner wall of a clamping groove formed in the tool bar, and a plurality of sliding grooves are formed in the bottom of the inner wall of the clamping groove formed in the tool bar. According to the invention, the position between the connecting frame and the cutter bar can be more firmly fixed through the secondary threaded fixation of the mounting and dismounting mechanism, so that the shaking and loosening in the use process can be effectively reduced, the stability and reliability of the equipment can be improved, the shaking of the cutter in the use process can possibly cause the damage of the equipment (the deviation of the cutter or the collision between the cutter head and a workpiece), the risk can be effectively reduced through the secondary threaded fixation, and the service life of the equipment is prolonged.
Description
Technical Field
The invention relates to a chamfering tool, in particular to a step-in type drilling, reaming and milling thread chamfering tool, and belongs to the technical field of tools.
Background
The progressive drilling, reaming and thread milling chamfering tool is a multifunctional tool, has multiple functions of drilling, reaming, milling, thread machining, chamfering and the like, can finish multiple machining tasks of drilling, reaming, milling, thread machining, chamfering and the like, realizes multiple purposes of one tool, and saves tool replacement time and cost. The drilling, reaming and milling thread chamfering tool has multiple processing functions, can finish multiple processing steps in the same working procedure, improves the processing efficiency and shortens the processing period.
Before the progressive drilling, reaming and milling thread chamfering tool disclosed in the prior art is used, one end of the tool needs to be connected with transmission equipment through a mounting seat, so that the other end of the tool is used for machining a workpiece, but the tool bar is overlong, and in the machining process, if no fulcrum exists at the lower end, the condition of shaking in the machining process is easy to occur. The cutter bar can shake in the use process to cause damage to equipment, for example, components such as a cutter head connected with the cutter bar can deviate and collide with a workpiece due to shake; the cutter bar is swayed to cause unstable positions between the cutter and the workpiece, thereby affecting the machining precision and the surface quality, and possibly causing the problems of deviation, burrs or surface roughness and the like in the machining, so that the machining quality is reduced; in addition, cutter arbor rocks wearing and tearing and stress that can increase cutter and equipment junction, leads to the not hard up, the damage or the fracture of junction, and then influences the normal operating of equipment and even causes equipment trouble, increases maintenance and replacement cost.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a stepped drilling, reaming and thread chamfering tool which can solve the problem that a tool bit can shake in the use process due to the length of the tool bit.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a screw chamfer cutter is milled in advance step type drilling, includes dismouting mechanism, and dismouting mechanism includes the cutter arbor, is provided with cooling mechanism on the cutter arbor, and cutter arbor one end fixedly connected with mount pad, cutter arbor other end fixed surface are provided with the reamer sword, and the cutter arbor fixed surface that is located between mount pad and the reamer sword is provided with the milling cutter sword, and the draw-in groove inner wall top that the cutter arbor offered is provided with integrated into one piece's thread groove, and the draw-in groove inner wall bottom that the cutter arbor offered is provided with the spout;
The surface of the cutter bar is fixedly connected with two limiting rings, a bearing is arranged between the two limiting rings, the surface of the outer ring of the bearing is provided with a supporting mechanism, and the surfaces of two sides of the surface of the outer ring of the bearing are both provided with clamping rings;
The inner wall of the clamping groove formed in the cutter bar is provided with a connecting rod, the inner wall of the connecting rod is provided with four sliding blocks in an annular equidistant mode, one end of the connecting rod is fixedly connected with a punching head, one side of the punching head is fixedly connected with a small cutter head, the other side of the punching head is fixedly connected with a connecting frame, and fixing pieces are arranged on the connecting frame and the inner wall of the clamping groove formed in the cutter bar;
The supporting mechanism comprises a supporting frame, the inner wall of a clamping groove formed in the top of the supporting frame is contacted with the surface of the outer ring of the bearing, one side of the inner wall of the clamping groove formed in the two sides of the supporting frame is fixedly connected with a limiting pipe, the inner walls of the two limiting pipes are fixedly connected with springs, push plates are arranged on the two springs, clamping blocks are arranged on the two push plates, pressing pieces are arranged on the two clamping blocks, fixing plates are fixedly connected to the two sides of the bottom of the supporting frame, and bolts are connected to the inner walls of the clamping grooves in the two sides of the two fixing plates in a threaded mode.
As a preferred implementation mode, the heat dissipation mechanism comprises a heat dissipation shell, wherein the inner wall of the heat dissipation shell is fixedly connected with one end surface of the cutter bar, a storage cavity is formed in the heat dissipation shell, two clamping grooves formed in the inner wall of the heat dissipation shell are fixedly communicated with connecting pipes, and the two connecting pipes penetrate through the clamping grooves formed in the heat dissipation shell and are communicated with the transmission pipe.
As a preferred implementation mode, a plurality of sliding grooves are formed, and the sliding grooves are distributed on the inner wall of the clamping groove formed in the cutter bar in an annular equidistant mode.
As a preferred implementation mode, the inner wall of the inner ring of the bearing, which is arranged between the two limiting rings, is fixedly connected with the surface of the cutter bar, the two sides of the surface of the outer ring of the bearing are fixedly connected with clamping rings, and the two clamping rings are fixedly clamped with corresponding clamping blocks respectively.
As a preferred embodiment, the surface of one end of the connecting rod is in threaded connection with the threaded groove formed in the inner wall of the cutter bar through the threads formed, the inner wall of the connecting rod is fixedly connected with four sliding blocks in annular equidistant shape, the connecting rod is in sliding connection with the sliding grooves formed in the inner wall of the cutter bar through a plurality of sliding blocks (the sliding grooves formed in the connecting rod are shallower and only have the degree of scoring, and are used for alignment and guidance during early replacement or installation, and when a worker reinstallates, the sliding blocks can still be separated from the sliding grooves by forcefully rotating the connecting rod, so that the threads formed in the surface of the connecting rod are in threaded connection with the threaded groove formed in the inner wall of the cutter bar).
As a preferred embodiment, the cutter bar and the inner wall of the clamping groove formed in the connecting frame are connected with a fixing piece in a threaded mode, and the connecting frame is fixed with the cutter bar through the fixing piece in a threaded mode.
Compared with the prior art, the invention has the advantages and positive effects that:
1) The support frame and the snap ring structure arranged through the installed dismounting mechanism not only enable the lower end of the cutter bar to obtain a supporting point, thereby effectively reducing shaking in the processing process and improving the processing stability, but also can reduce deviation and vibration generated in the processing process of the cutter bar and other components, thereby being beneficial to improving the processing precision and guaranteeing the processing quality, simultaneously, as the lower end of the cutter bar is provided with the supporting point, shaking and unstable factors are reduced, the risk of accidental injury is reduced, the safety of operators is improved, and the design of the clamping groove and the snap ring at the top of the support frame enables the dismounting support frame to be more convenient, so that a user can install and fix the support frame quickly and accurately and the operating efficiency is improved;
2) The position between the connecting frame and the cutter bar can be firmly fixed through the arrangement of the secondary threaded fixation, so that shaking and loosening in the use process are effectively reduced, the stability and the reliability of equipment are improved, the shaking of the cutter in the use process can possibly cause the damage of the equipment (the deviation of the cutter or the collision between the cutter head and a workpiece), the risks can be effectively reduced through the secondary threaded fixation, and the service life of the equipment is prolonged;
3) The disassembly process of the support mechanism through installation is completed by pressing the pressing piece, the operation is simple and visual, no complex tools or steps are needed, the convenience and the efficiency of the operation are improved, the spring and the limiting tube are used in the design, the action in the disassembly process can be effectively controlled, the risk of accidental injury is reduced, the safety of the operation is improved, meanwhile, the operation is simple and convenient, the flow is clear, the staff can quickly complete the disassembly of the support frame, the time for maintaining and replacing parts is saved, and the working efficiency is improved;
4) The cooling liquid is transmitted into the connecting pipe through the rotating force through the installed cooling mechanism, and is transmitted into the transmission pipe through the connecting pipe for cooling, so that the cooling liquid can be uniformly distributed in the cooling process, the cooling efficiency is improved, the design of the connecting pipe and the transmission pipe inside the equipment is stable, the cooling liquid is not easy to leak or is subjected to external interference in the transmission process, the stability and the reliability of a cooling system are ensured, meanwhile, the cooling liquid is recycled in the equipment, and the waste and the discharge of the cooling liquid are reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic side view of a disassembly and assembly mechanism of the present invention;
FIG. 3 is a schematic illustration of a disassembly and assembly mechanism of the present invention shown disassembled from the side;
FIG. 4 is a schematic side view of a partial cross sectional view of the disassembly and assembly mechanism of the present invention;
FIG. 5 is a schematic illustration of a side view of the support mechanism of the present invention shown broken away;
Fig. 6 is a schematic diagram of a side view of a cross sectional view of a heat dissipating mechanism of the present invention.
Legend description:
1. A disassembly and assembly mechanism; 11. a cutter bar; 12. a mounting base; 13. milling a blade; 14. a cutter blade; 15. a thread groove; 16. a chute; 17. a limiting ring; 18. a bearing; 19. a clasp; 110. a connecting rod; 111. a slide block; 112. a punching head; 113. a small-sized cutter head; 114. a connecting frame; 115. a fixing member;
2. a support mechanism; 21. a support frame; 22. a limiting tube; 23. a spring; 24. a push plate; 25. a clamping block; 26. a pressing piece; 27. a fixing plate; 28. a bolt;
3. a heat dissipation mechanism; 31. a heat dissipation shell; 32. a storage chamber; 33. a connecting pipe; 34. a transfer tube.
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.
Embodiment 1, as shown in fig. 1-6, the present invention provides a technical solution: the utility model provides a screw chamfer cutter is milled in advance step type drilling, includes dismouting mechanism 1, and dismouting mechanism 1 includes cutter arbor 11, is provided with cooling mechanism 3 on the cutter arbor 11, and cutter arbor 11 one end fixedly connected with mount pad 12, cutter arbor 11 other end fixed surface is provided with reamer sword 14, and cutter arbor 11 fixed surface that is located between mount pad 12 and reamer sword 14 is provided with milling cutter sword 13, and the draw-in groove inner wall top that cutter arbor 11 offered is provided with thread groove 15, and the draw-in groove inner wall bottom that cutter arbor 11 offered is provided with spout 16; the surface of the cutter bar 11 is fixedly connected with two limiting rings 17, a bearing 18 is arranged between the two limiting rings 17, the surface of the outer ring of the bearing 18 is provided with a supporting mechanism 2, and the surfaces of two sides of the surface of the outer ring of the bearing 18 are both provided with clamping rings 19; the draw-in groove inner wall that cutter arbor 11 offered is provided with connecting rod 110, and connecting rod 110 inner wall is annular equidistance form and is provided with four sliders 111, and connecting rod 110 one end fixedly connected with head 112 punches, and head 112 one side fixedly connected with small-size tool bit 113 punches, and head 112 opposite side fixedly connected with link 114 punches, and link 114 and the draw-in groove inner wall that cutter arbor 11 offered all are provided with mounting 115.
In the embodiment, one end of a cutter bar 11 is fixedly connected with one side of a mounting seat 12, the surface of the other end of the cutter bar 11 is connected with a reaming blade 14, and the surface of the cutter bar 11 is connected with a milling blade 13; through the cooperation of above subassembly, the cutter arbor 11 has not only strengthened the whole rigidity of cutter with mount pad 12, makes it more stable in the course of working, and this helps reducing vibration and deformation, improves machining precision and surface quality, and cutter arbor 11 and hinge cutting edge 14, milling cutter edge 13's connection is direct, can also transmit cutting force and moment of torsion effectively, ensures the cutter and stably operates in the course of working, improves machining efficiency.
The surface of the cutter bar 11 is fixedly connected with two limiting rings 17, the inner wall of the inner ring of a bearing 18 arranged between the two limiting rings 17 is fixedly connected with the surface of the cutter bar 11, two sides of the outer ring surface of the bearing 18 are fixedly connected with clamping rings 19, and the two clamping rings 19 are fixedly clamped with corresponding clamping blocks 25 respectively; through the cooperation of the components, one end of the cutter bar 11 needs to be connected with transmission equipment through the mounting seat 12 before the cutter bar is used, so that the other end of the cutter bar is used for processing a workpiece; because cutter arbor 11 overlength, the in-process of processing, the lower extreme does not have the fulcrum, just appear at the circumstances that the course of working rocked easily, through setting up support frame 21 and snap ring 19 structure, not only make the lower extreme of cutter arbor 11 can obtain the supporting point, thereby effectively reduce rocking in the course of working, improve the stability of processing, stable supporting point has, can also reduce the deviation and the vibrations that components such as cutter arbor 11 produced in the course of working, be favorable to improving the machining precision, guarantee processingquality, simultaneously because cutter arbor 11 lower extreme has the supporting point, still reduce rocking and unstable factor, the risk of reduction accidental injury has improved operating personnel's security, and the draw-in groove and the snap ring 19 design at support frame 21 top make dismouting support frame 21 become more convenient, the user can install and fix support frame 21 fast, accurately, improve operating efficiency.
The top of the inner wall of the clamping groove formed by the cutter bar 11 is provided with a thread groove 15, the bottom of the inner wall of the clamping groove formed by the cutter bar 11 is provided with a plurality of sliding grooves 16 in an annular equidistant mode, one end surface of the connecting rod 110 is in threaded connection with the thread groove 15 formed by the inner wall of the cutter bar 11 through the threads, the inner wall of the connecting rod 110 is fixedly connected with four sliding blocks 111 in an annular equidistant mode, and the connecting rod 110 is in sliding connection with the sliding grooves 16 formed by the inner wall of the cutter bar 11 through the sliding blocks 111; through the cooperation of above subassembly, the spout 16 of this seting up is shallower only has the nick degree, be used for the alignment guide when earlier stage change or installation, still can realize slider 111 and break away from spout 16 through rotating connecting rod 110 by force when the staff reinstallates, make the screw thread that connecting rod 110 surface was equipped with and the screw thread groove 15 that cutter arbor 11 inner wall set up carry out threaded connection, not only realized the fixed of connecting rod 110 and cutter arbor 11 through threaded connection, firm in connection is reliable, be difficult for not hard up or drop, stability and the security of equipment in the course of working have been guaranteed, utilize slider 111 to aim at spout 16, the staff can also realize the accurate counterpoint of connecting rod 110 and cutter arbor 11, ensure the accuracy and the stability of connection, utilize slider 111 to aim at spout 16 simultaneously and carry out initial counterpoint, rethread rotates connecting rod 110 and carry out final connection, and is easy and convenient for operation, do not need complicated instrument or step, and improve operating efficiency, and if need change the cutter or maintenance, only need simple operation can dismantle the connection, convenience and rapidness, maintenance time and cost have been saved.
One end of the connecting rod 110 is fixedly connected with one side of the punching head 112, the other side of the punching head 112 is fixedly connected with one side of the small cutter head 113, the other side of the punching head 112 is fixedly connected with one end of the connecting frame 114, the cutter bar 11 and the inner wall of a clamping groove formed in the connecting frame 114 are both in threaded connection with a fixing piece 115, and the connecting frame 114 is in threaded connection with the cutter bar 11 through the fixing piece 115; through the cooperation of above subassembly, the secondary screw thread is fixed not only can more firmly fix the position between link 114 and the cutter arbor 11, has effectively reduced rocking and not hard up in the use, has improved stability and the reliability of equipment, and the rocking of cutter in the use can lead to the damage of equipment, for example skew or the tool bit of cutter and the collision of work piece, and can also effectively reduce these risks through the secondary screw thread is fixed, extension equipment's life.
Embodiment 2, as shown in fig. 1 to 5, this embodiment includes not only all the technical features of embodiment 1, but also: the supporting mechanism 2 comprises a supporting frame 21, the inner wall of a clamping groove formed in the top of the supporting frame 21 is contacted with the surface of the outer ring of the bearing 18, one side of the inner wall of the clamping groove formed in the two sides of the supporting frame 21 is fixedly connected with a limiting pipe 22, the inner walls of the two limiting pipes 22 are fixedly connected with springs 23, the other ends of the two springs 23 are provided with push plates 24, the other sides of the two push plates 24 are provided with clamping blocks 25, the other sides of the two clamping blocks 25 are provided with pressing pieces 26, the two sides of the bottom of the supporting frame 21 are fixedly connected with fixing plates 27, and the inner walls of the clamping grooves on the two sides of the two fixing plates 27 are connected with bolts 28 through threads.
In this embodiment, cooperate through above subassembly, the dismantlement process is accomplished through pressing the button 26, and the operation is not only simple directly perceivedly, need not complicated instrument or step, has improved the convenience and the efficiency of operation, has used spring 23 and spacing pipe 22 in the design, can also effectively control the action of dismantlement in-process, has reduced the risk of unexpected injury, has promoted the security of operation, and easy and simple to handle and flow are clear simultaneously, and the staff can accomplish the dismantlement of support frame 21 fast, has practiced thrift the time of maintaining and changing spare part, has improved work efficiency.
In embodiment 3, as shown in fig. 1-6, the heat dissipation mechanism 3 comprises a heat dissipation shell 31, wherein an inner wall of the heat dissipation shell 31 is fixedly connected with one end surface of the cutter bar 11, a storage cavity 32 is formed inside the heat dissipation shell 31, two clamping grooves formed in the inner wall of the heat dissipation shell 31 are fixedly communicated with a connecting pipe 33, and the two connecting pipes 33 penetrate through the clamping grooves formed in the heat dissipation shell 31 and are communicated with a transmission pipe 34.
In this embodiment, before the staff uses, the coolant liquid passes through the rotation force transmission to the connecting pipe 33 in to carry out the heat dissipation work by connecting pipe 33 transmission to transmission pipe 34 in, not only can ensure coolant liquid evenly distributed in the heat dissipation process, improved radiating efficiency, the inside connecting pipe 33 of equipment and transmission pipe 34 design are firm, coolant liquid is difficult for leaking or receive external disturbance in the transmission process, still guaranteed cooling system's stability and reliability, the coolant liquid is at the inside cyclic utilization of equipment simultaneously, reduce the waste and the emission of coolant liquid, reduced running cost.
The using process comprises the following steps: as shown in fig. 1-6, when a worker installs the tool bar 11 before using, the slider 111 is aligned with the chute 16 to push the connecting rod 110 into the inner wall of the tool bar 11, then the connecting rod 110 is rotated to make the screw thread on the surface of the connecting rod and the screw thread groove 15 on the inner wall of the tool bar 11 be connected, after installing the connecting rod 110 to a proper position, the connecting frame 114 and the tool bar 11 are fixed by the rotating fixing piece 115 to form a secondary screw thread, so that the punch head 112 and the small tool bit 113 can be prevented from shaking during use, before using, one end of the tool bar 11 needs to be connected with the transmission device through the mounting seat 12 to make the other end of the tool bar process, but because the tool bar 11 and other components are too long, the lower end of the tool bar 11 has no fulcrum during the process, the conditions that the components such as the punch head 112 and the small tool bit 113 shake during the process can be easily caused, when the user needs to install the support frame 21, the clamping grooves on two sides of the top of the support frame 21 are aligned with the clamping rings 19 respectively, then the clamping and the clamping frame 19 and the corresponding clamping blocks 25 are pushed to form a limit during use, so that the lower end of the tool bar 11 has a supporting point to avoid shaking of the small tool bit 112 during the process.
When the support frame 21 needs to be disassembled by a worker, the pressing piece 26 is pressed, the pressing piece 26 pushes the clamping block 25 and the push plate 24, the spring 23 is extruded when the clamping block 25 and the push plate 24 are pushed, the spring 23 is compressed and then is deformed to shrink the inner wall of the limiting pipe 22, the limiting pipe 22 can avoid the displacement of the spring 23 due to extrusion when the limiting pipe 22 is contracted inwards, the clamping block 25 is also moved to release the limit with the clamping ring 19 in the deformation shrinkage process of the spring 23, and the support frame 21 and the bearing 18 are also released to release the limit after the clamping block 25 and the clamping ring 19 are released from the limit, so that the support frame 21 can be taken down by the worker.
The cooling liquid is transmitted into the connecting pipe 33 through the rotating force, and is transmitted into the transmission pipe 34 through the connecting pipe 33 to perform heat dissipation, so that the cooling liquid can be uniformly distributed in the heat dissipation process, and the heat dissipation efficiency is improved.
The present invention is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present invention without departing from the technical content of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (3)
1. The utility model provides a advance step type drilling and reaming mills screw thread chamfer cutter, includes dismouting mechanism (1), its characterized in that:
the dismounting mechanism (1) comprises a cutter bar (11), and a heat dissipation mechanism (3) is arranged on the cutter bar (11);
One end of the cutter bar (11) is fixedly connected with a mounting seat (12), a reaming blade (14) is fixedly arranged on the surface of the other end of the cutter bar (11), a milling blade (13) is fixedly arranged on the surface of the cutter bar (11) between the mounting seat (12) and the reaming blade (14), an integrally formed thread groove (15) is formed in the top of the inner wall of a clamping groove formed in the cutter bar (11), and a sliding groove (16) is formed in the bottom of the inner wall of the clamping groove formed in the cutter bar (11);
The surface of the cutter bar (11) is fixedly connected with two limiting rings (17), a bearing (18) is arranged between the two limiting rings (17), the surface of the outer ring of the bearing (18) is provided with a supporting mechanism (2), and the surfaces of two sides of the surface of the outer ring of the bearing (18) are both provided with clamping rings (19);
The novel drilling tool comprises a tool bar (11), and is characterized in that a connecting rod (110) is arranged on the inner wall of a clamping groove formed in the tool bar (11), four sliding blocks (111) are arranged on the inner wall of the connecting rod (110) in an annular equidistant mode, one end of the connecting rod (110) is fixedly connected with a drilling head (112), one side of the drilling head (112) is fixedly connected with a small tool bit (113), the other side of the drilling head (112) is fixedly connected with a connecting frame (114), and fixing pieces (115) are arranged on the connecting frame (114) and the inner wall of the clamping groove formed in the tool bar (11);
The supporting mechanism (2) comprises a supporting frame (21), the inner wall of a clamping groove formed in the top of the supporting frame (21) is contacted with the surface of an outer ring of a bearing (18), one side of the inner wall of the clamping groove formed in the two sides of the supporting frame (21) is fixedly connected with a limiting pipe (22), the inner walls of the limiting pipes (22) are fixedly connected with springs (23), the springs (23) are provided with push plates (24), the push plates (24) are provided with clamping blocks (25), the clamping blocks (25) are provided with pressing pieces (26), the two sides of the bottom of the supporting frame (21) are fixedly connected with fixing plates (27), and the inner walls of the clamping grooves in the two sides of the fixing plates (27) are connected with bolts (28) in a threaded manner;
The inner wall of the inner ring of the bearing (18) arranged between the two limiting rings (17) is fixedly connected with the surface of the cutter bar (11), clamping rings (19) are fixedly connected to two sides of the surface of the outer ring of the bearing (18), and the two clamping rings (19) are fixedly clamped with corresponding clamping blocks (25) respectively;
the surface of one end of the connecting rod (110) is in threaded connection with a thread groove (15) formed in the inner wall of the cutter bar (11) through threads, four sliding blocks (111) are fixedly connected to the inner wall of the connecting rod (110) in an annular equidistant mode, and the connecting rod (110) is in sliding connection with a sliding groove (16) formed in the inner wall of the cutter bar (11) through a plurality of sliding blocks (111);
The cutter bar (11) is in threaded connection with a fixing piece (115) on the inner wall of a clamping groove formed in the connecting frame (114), and the connecting frame (114) is in threaded fixation with the cutter bar (11) through the fixing piece (115).
2. A stepped drill and reamer thread chamfer tool according to claim 1, wherein: the heat dissipation mechanism (3) comprises a heat dissipation shell (31), the inner wall of the heat dissipation shell (31) is fixedly connected with one end surface of the cutter bar (11), a storage cavity (32) is formed in the heat dissipation shell (31), two clamping grooves formed in the inner wall of the heat dissipation shell (31) are fixedly communicated with a connecting pipe (33), and the two connecting pipes (33) penetrate through the clamping grooves formed in the heat dissipation shell (31) and are communicated with a transmission pipe (34).
3. A stepped drill and reamer thread chamfer tool according to claim 1, wherein: the number of the sliding grooves (16) is multiple, and the sliding grooves (16) are distributed on the inner wall of the clamping groove formed in the cutter bar (11) in an annular equidistant mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410846745.3A CN118371764B (en) | 2024-06-27 | 2024-06-27 | Progressive drilling, reaming and milling thread chamfering tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410846745.3A CN118371764B (en) | 2024-06-27 | 2024-06-27 | Progressive drilling, reaming and milling thread chamfering tool |
Publications (2)
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| CN104551272A (en) * | 2013-10-29 | 2015-04-29 | 常州市海力工具有限公司 | Formed cutter for internal thread holes |
| CN220612410U (en) * | 2023-06-29 | 2024-03-19 | 湖北三环锻造有限公司 | Composite cutter for machining main pin hole |
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| IL167779A (en) * | 2005-03-31 | 2013-09-30 | Hanita Metal Works Ltd | Orbital end mill |
| DE202005011271U1 (en) * | 2005-07-14 | 2006-08-24 | EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge | Device for supplying a rotating or rotatable tool for material processing with coolant and / or lubricant |
| JP5701554B2 (en) * | 2010-09-27 | 2015-04-15 | 酒井精工株式会社 | Guided tap |
| CN103447592B (en) * | 2013-07-23 | 2015-08-05 | 浙江吉利罗佑发动机有限公司 | Processing step hole special-purpose multifunctional gang tool |
| JP6144165B2 (en) * | 2013-09-17 | 2017-06-07 | 本田技研工業株式会社 | Processing machine |
| CN104842025A (en) * | 2014-04-11 | 2015-08-19 | 圆兴(厦门)精密工具有限公司 | Hot melting drilling tapping thread forming tap |
| US9682435B2 (en) * | 2014-08-28 | 2017-06-20 | Kennametal Inc. | Thread forming taps |
| CN104325194A (en) * | 2014-10-11 | 2015-02-04 | 苏州蓝王机床工具科技有限公司 | Chuck-fixed threaded adjustable suspended slidable edge chamfering device |
| DE102016202528A1 (en) * | 2016-02-18 | 2017-08-24 | Zf Friedrichshafen Ag | Drilling-milling tool and thus executable method for producing a through hole |
| CN108453292B (en) * | 2018-04-26 | 2019-07-05 | 湖北齐能精密工业有限公司 | A kind of drilling method of high temperature resistant pcb board drilling tool and pcb board |
| CN211135664U (en) * | 2019-12-24 | 2020-07-31 | 常州科力源工具有限公司 | Novel inner-cooling drilling reamer |
| CN112705763A (en) * | 2020-12-23 | 2021-04-27 | 黄开建 | PCD drilling, milling and chamfering tool for machining composite material hole |
| CN216882123U (en) * | 2021-11-23 | 2022-07-05 | 常州柏尔刀具科技有限公司 | High-speed internal milling cutter for crankshaft machining |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551272A (en) * | 2013-10-29 | 2015-04-29 | 常州市海力工具有限公司 | Formed cutter for internal thread holes |
| CN220612410U (en) * | 2023-06-29 | 2024-03-19 | 湖北三环锻造有限公司 | Composite cutter for machining main pin hole |
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