CN116765448B - Gear machining boring equipment - Google Patents
Gear machining boring equipment Download PDFInfo
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- CN116765448B CN116765448B CN202311078537.5A CN202311078537A CN116765448B CN 116765448 B CN116765448 B CN 116765448B CN 202311078537 A CN202311078537 A CN 202311078537A CN 116765448 B CN116765448 B CN 116765448B
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 230000000670 limiting effect Effects 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims abstract description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 9
- 238000003491 array Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/03—Boring heads
- B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of gear machining and discloses gear machining boring equipment which comprises an inner limiting structure, an outer limiting structure and a plurality of movable boring cutter mounting structures, wherein the movable boring cutter mounting structures are correspondingly inserted into the inside of a polygonal cavity along the axis perpendicular to the outer limiting structure, and three triangular blocks capable of keeping a stable state under the elasticity of a coil spring and the limiting action of a wedge-shaped structure are arranged in the boring cutter mounting structures. According to the gear machining boring equipment, boring cutters which are arranged in an annular array are adopted to synchronously bore boring positions of gears on the same indexing circle, so that the gear boring efficiency is effectively improved, meanwhile, the distance between each boring cutter and a rotating axial lead can be synchronously adjusted by utilizing the relative motion of a wedge-shaped structure, so that the boring size of each time of feeding after retracting the cutter is adjusted, the boring of the gear with the bore diameter from small to large is realized, the working efficiency of the equipment is effectively improved, and the working efficiency of the equipment is effectively improved.
Description
Technical Field
The invention relates to the technical field of gear machining, in particular to gear machining boring equipment.
Background
The boring process of gears is mainly to enlarge and normalize the reserved holes of gears, and boring is an inner diameter cutting process of enlarging holes or other circular contours by using a cutter, which generally ranges from semi-rough machining to finish machining, and the cutter used is usually a single-edge boring cutter.
For example, CN215746550U in China discloses a gear pump gear hole boring special device, which mainly comprises a mounting plate, wherein a base is fixed at the top of the mounting plate, a lifting mechanism is fixed at one end of the top of the base, the lifting mechanism comprises a sleeve, a hydraulic cylinder is installed in the sleeve, a movable rod is fixed at the top of a piston rod of the hydraulic cylinder, the movable rod penetrates through the sleeve and is connected with a driving mechanism, and a boring cutter is installed at the top of the lifting mechanism through the driving mechanism. Compared with the prior art, the gear boring device has the advantages that the supporting mechanism is arranged to be matched with the locating pin to locate the reserved hole of the gear, so that the reserved hole of the gear and the boring cutter are coaxial, the gear boring accuracy is greatly improved, the boring quality is improved, meanwhile, the lifting mechanism is used for driving the driving mechanism and the boring cutter to carry out boring on the gear, the boring effect is good, and the gear boring processing efficiency can be effectively improved.
In the using process of the gear pump gear hole boring special device, the hole diameter of the bored hole needs to be enlarged continuously, and the gear pump gear hole boring special device can only realize boring effects of different hole diameters by changing the cutting size of the boring cutter, so that the processing efficiency is seriously affected.
In another boring tool for a lathe, as disclosed in the patent number CN206305472U in China, a boring cutter holder is clamped on a chuck, a center of a tailstock of the lathe abuts against the other end of the boring cutter holder, a slide carriage is abutted against the lathe through a bolt, and a pressing plate presses a workpiece on the slide carriage. The boring cutter rest is welded together by a cutter bar penetrating through a circular through hole in the center of the cutter connector, the cutter clamping block is welded on the cutter connector, and the boring cutter is tightly pressed on the cutter clamping block through a bolt. The number of the cutter clamping blocks and the boring cutters is 4, and the lengths of the boring cutters extending out of the cutter clamping blocks are sequentially increased. Setting the lathe as longitudinal feeding, adjusting the rotating speed of the main shaft, enabling the longitudinal feeding speed of the lathe to be coordinated with the rotating speed of the main shaft, sequentially cutting the same processing surface by four cutters on the boring tool rest, and finishing boring processing of the workpiece after the longitudinal feeding is finished. The boring tool for the lathe shortens the processing time of a workpiece, solves the problem of front-back connection in a process route, improves the production efficiency and improves the utilization rate of the lathe.
When the boring tool for the lathe is used, the hole diameter of the boring hole is required to be enlarged continuously, and firstly, the position of the slide carriage is adjusted by adjusting the handle of the slide carriage of the lathe, so that a workpiece is close to the chuck. And (3) tool setting is carried out, so that the first turning tool, namely the turning tool with the minimum extension, completes the first cutting action. Starting the machine tool, adjusting the automatic feeding amount of the slide carriage through the handle, and adjusting the rotating speed of the main shaft according to the cutting amount to enable the main shaft to rotate for one circle, namely, four turning tools on the boring tool rest complete four boring actions, the slide carriage feeds the work piece to the tailstock direction once, when the work piece leaves the cutting range of the tool, the cutting work of the work piece is completed, in other words, the boring tool for the lathe can carry out boring on different apertures, but the boring tool for the lathe is single in setting for boring tools with the same aperture size (because the boring tools with different sizes need to be installed at the same spatial position, only a single boring tool can be installed on the same indexing circle), and the processing efficiency is slow.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides gear processing boring equipment, which adopts a plurality of boring cutters arranged in an annular array to synchronously bore the boring part of a gear on the same dividing circle, thereby effectively improving the gear boring efficiency, simultaneously, the relative motion of a wedge-shaped structure can synchronously adjust the distance between each boring cutter and a rotating axial lead, thereby adjusting the boring size when feeding after retracting each time, realizing boring from small to large bore diameter of the gear, effectively improving the working efficiency of the equipment, and solving the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the gear processing boring equipment comprises a longitudinal vertical plate, a component fixing shell, a stabilizing block, a pipeline embedding hole, an inner limiting structure and a plurality of first triangular blocks, wherein the bottom of the longitudinal vertical plate is provided with a fixing substrate, the component fixing shell is horizontally and fixedly arranged on one side of the longitudinal vertical plate, the stabilizing block is fixedly arranged at the center of the component fixing shell, the pipeline embedding hole is arranged in the center of the longitudinal vertical plate, one end of the inner limiting structure is inserted into the pipeline embedding hole, the end of the inner limiting structure is embedded into the corresponding end face of the stabilizing block, and a plurality of first triangular blocks which are in annular array form and can realize unidirectional rotation movement between contact components and a plurality of polygonal cavities which are in annular array form and are perpendicular to the axial lead direction of the annular triangular blocks are arranged in the inner limiting structure; the outer limit structure is rotatably sleeved at the periphery of one end of the inner limit structure through a bearing, and the inner limit structure is internally provided with a second triangular block which is matched with the inclined surface of the first triangular block so as to realize directional rotation of the component and a convex wedge-shaped structure which is provided with a plurality of annular arrays and is positioned on the same indexing circle; and a plurality of movable boring cutter mounting structures are correspondingly inserted into the polygonal cavity along the axis perpendicular to the outer limit structure, and three triangular blocks which can be kept in a stable state under the elasticity of the spiral spring and the limiting action of the wedge-shaped structure are arranged in the movable boring cutter mounting structures.
Preferably, the inner limit structure comprises a first horizontal shaft, one end of the first horizontal shaft is inserted into the pipeline embedding hole, the end of the first horizontal shaft is embedded into the corresponding end face of the stabilizing block, the other end of the first horizontal shaft is provided with a solid plate of an integrated structure, the center of the end face of the solid plate is provided with a second horizontal shaft of the integrated structure, an annular plate is sleeved on the shaft body of the second horizontal shaft, the solid plate and the annular plate are respectively provided with a main fan-shaped protruding structure and an auxiliary fan-shaped protruding structure which are matched with each other on opposite end faces, a plurality of buffering cushions are clamped between the longitudinal abutting faces of the main fan-shaped protruding structure and the auxiliary fan-shaped protruding structure, the other end face of the annular plate is provided with a plurality of triangular blocks of which the annular arrays are oriented to the center point of the annular plates in the length direction, the annular plate is provided with a protecting ring on the periphery of the triangular blocks, and the end part of the second horizontal shaft is provided with a cylindrical body of the integrated structure, and the inside of the cylindrical body is provided with a polygonal cavity of the annular array and perpendicular to the axial lead direction of the annular plate.
Preferably, the longitudinal corner lines of the main fan-shaped protruding structure and the auxiliary fan-shaped protruding structure are both directed to the axial line of the second horizontal shaft.
Preferably, the cross section of the polygonal cavity is of a polygonal structure, and the dimension of the polygonal cavity close to the central part of the cylindrical body is larger than the dimension of the polygonal cavity far from the central part of the cylindrical body.
Preferably, the outer limit structure comprises a shaft sleeve rotatably sleeved on the shaft body of the second horizontal shaft through a bearing, a rotating plate of an integrated structure is arranged at one end of the shaft sleeve opposite to the annular plate, a second triangular block matched with the first triangular block is arranged at the opposite end of the rotating plate, a sleeve body of the integrated structure is arranged at the other end of the shaft sleeve, shaft holes and hollow cavities for sleeving the second horizontal shaft and the cylindrical body are respectively arranged in the shaft sleeve and the sleeve body, a plurality of annular array wedge-shaped structures are arranged on the circumferential side surface of the sleeve body and located on the same pitch circle, a plurality of component sliding grooves which are communicated with the surfaces of the wedge-shaped structures and correspond to the rotating plate are formed in the shaft sleeve, and the sleeve body is stably connected with the cylindrical body through a bearing detachably arranged at the circumferential surface of the cylindrical body and the inner wall of the hollow cavity.
Preferably, the rotatable direction of the rotating plate relative to the annular plate coincides with the forward rotational direction of the machine spindle.
Preferably, the first side and the second side of the main inclined plane structure are symmetrically designed, and the distance between the first side and the axial lead of the sleeve body is smaller than the distance between the second side and the axial lead of the sleeve body.
Preferably, the movable boring cutter mounting structure comprises a hexagonal column, the bottom surface of the triangular block III is provided with a secondary inclined plane structure matched with the primary inclined plane structure, the center of the secondary inclined plane structure is provided with a through component sliding groove, the hexagonal column extends to the inside of the polygonal cavity, the bottom end of the hexagonal column is provided with a movable plate in a cavity with a larger size in the polygonal cavity, one end of the movable plate is provided with a spiral spring for generating pressure towards the center of the cylindrical body, the triangular block III is fixedly provided with a cutter rest at the center of the end face of the main inclined plane structure, and the cutter rest is provided with a boring cutter mounting groove at the end face far away from the primary inclined plane structure.
Preferably, the structural dimension of the cross section of the hexagonal column is consistent with the structural dimension of the cross section of the smaller part in the polygonal cavity, and the hexagonal column can slide along the length direction of the sliding groove of the component.
Preferably, the spring strength of the coil spring after installation is enough to enable the boring cutter to be in a stable working state.
Compared with the prior art, the invention provides gear machining boring equipment, which has the following beneficial effects:
1. boring is carried out on boring positions of the gear synchronously and on the same indexing circle by adopting a plurality of boring cutters arranged in an annular array, so that the gear boring efficiency is effectively improved, and meanwhile, the distance between each boring cutter and a rotating shaft axis can be synchronously adjusted by utilizing the relative motion of a wedge-shaped structure, so that the boring size of the gear can be adjusted when the cutter is fed after the cutter is retracted each time, and the boring of the gear with a small hole diameter is realized.
2. Through setting up limit structure, only when the pressure effect that No. two triangular blocks produced to No. one triangular block is at the inclined plane of both, can make No. one triangular block make the blotter pressurized under the transmission of dynamics, consequently, when the rotation pressure between the two is greater than the elastic pressure of blotter, the blotter can compress, thereby make the cover body rotate, otherwise, when the pressure effect that No. two triangular blocks produced to No. one triangular block is at the perpendicular to the plane of both, this dynamics can't decompose into transverse pressure, consequently can't rotate, thereby guarantee the stability when adjusting and the turning size to the boring cutter.
3. Through setting up outer limit structure, when the cover body can rotate for the cylindricality body relatively, because the polygon cavity is space fixed state, can't rotate, at this moment, the motion of cylindricality body central line direction can take place to keep away from to the triangle piece No. three that is located wedge structure position to make boring cutter's turning size increase, realize the bore hole by little to big required turning size requirement, when the cover body reverse rotation, because the spacing of triangle piece No. one and triangle piece No. two can't rotate, thereby realize the regulatory function to the boring cutter when rotatory.
4. Through setting up portable boring cutter mounting structure, can keep stable operating condition to make the fixed ability to the boring cutter, and when the relative No. three triangle piece of wedge structure rotates, can change the interval between boring cutter and the corresponding polygon cavity, thereby realize the size adjustment ability to the boring cutter, simultaneously, when carrying out the turning to the bore hole, the reaction force of torque force can effectively be overcome in the cooperation between hexagonal post and the polygon cavity, makes the part can normally rotate.
Drawings
FIG. 1 is a schematic diagram of the present invention in full section;
FIG. 2 is a perspective view of the overall structure of the present invention;
FIG. 3 is a perspective view of an inner limit structure according to the present invention;
FIG. 4 is an exploded perspective view of the inner limit structure of the present invention;
FIG. 5 is a perspective view of an outer limit structure according to the present invention;
FIG. 6 is a perspective cross-sectional view of an outer limit structure according to the present invention;
FIG. 7 is a schematic view of a partial cross-section of a first triangular block and a second triangular block of the present invention when in contact;
fig. 8 is a perspective view of a movable boring tool mounting structure of the present invention.
Wherein: 1. a longitudinal vertical plate; 2. fixing the substrate; 3. a stabilizing block; 4. a component fixing housing; 5. a pipe insertion hole; 6. an inner limit structure; 61. a first horizontal axis; 62. a solid plate; 63. a main fan-shaped protrusion structure; 64. a secondary fan-shaped protrusion structure; 65. a cushion pad; 66. an annular plate; 67. triangle block number one; 68. a guard ring; 69. a cylindrical body; 610. a polygonal cavity; 611. a second horizontal axis; 7. an outer limit structure; 71. a shaft sleeve; 72. a shaft hole; 73. a sleeve body; 74. a rotating plate; 75. triangular blocks II; 76. a wedge-shaped structure; 77. a main oblique plane structure; 78. a component sliding groove; 79. a first side; 710. a second side; 711. a hollow cavity; 8. a movable boring cutter mounting structure; 81. triangular blocks III; 82. a secondary oblique planar structure; 83. hexagonal columns; 84. a tool holder; 85. boring cutter mounting grooves; 86. a movable plate; 87. a coil spring.
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.
Referring to fig. 1 and 2, a gear machining boring apparatus includes a longitudinal vertical plate 1 having a bottom mounted with a fixed base plate 2, wherein the fixed base plate 2 is preferably 10-20 cm thick, 0.5 m long and 0.3 m wide, and the longitudinal vertical plate 1 is preferably 20 cm thick, 0.5-1 m high, 0.5 m wide, a part fixing housing 4 fixedly mounted on one side of the longitudinal vertical plate 1, a stabilizing block 3 fixedly mounted on the center of the part fixing housing 4, and the stabilizing block 3 is preferably a cylindrical structure having a diameter of 0.3-0.4 m, a pipe insertion hole 5 provided in the center of the longitudinal vertical plate 1, and when in use, the fixed base plate 2 is required to be fixedly mounted on a movable tailstock of a machine tool by bolts, and the rotation center line of the apparatus and the rotation center line of a spindle of the machine tool are required to be kept on the same level, wherein the stabilizing block 3 functions such that one end of a first horizontal shaft 61 is subjected to a gravity factor of the stabilizing block 3, and such that it counteracts the gravity of the other end of the first horizontal shaft 61, thereby enabling the first horizontal shaft 61 to be kept stable in a stable state for the gear machining apparatus, thereby improving the stability.
The dimensions of the other components need to be correspondingly rationalised, and of course, do not represent that the device must be designed according to it, for illustrative purposes only.
In order to achieve the limiting effect, please refer to fig. 1 and 2, an inner limiting structure 6 is required to be provided, one end of the inner limiting structure is inserted into the pipe embedding hole 5, the end of the inner limiting structure is embedded into the corresponding end surface of the stabilizing block 3, a plurality of first triangular blocks 67 which are annularly arranged in an array manner and can realize unidirectional rotation between the contact parts and a plurality of polygonal cavities 610 which are annularly arranged in an array manner and are perpendicular to the axial line direction of the contact parts are arranged in the inner limiting structure, when the first triangular blocks 67 are subjected to pressure acting on the inclined surface direction of the first triangular blocks, the first triangular blocks 67 can generate transverse displacement, so that a braking phenomenon of the rotation direction of the part generating the pressure, namely the outer limiting structure 7, can not be generated, the turning range of the boring cutter can be stably adjusted, and once the first triangular blocks 67 are subjected to the pressure acting on the right angle vertical direction of the boring cutter, the outer limiting structure 7 can be braked immediately due to the perpendicular relation of the contact surface, so that the boring cutter can not rotate, and the braking effect can be ensured to be in a static state, so that turning work can be performed on the rotating gear.
With respect to the specific structure of the inner limit structure 6, please refer to fig. 3 and 4, the inner limit structure comprises a first horizontal shaft 61 with one end inserted into the pipe insertion hole 5 and the end embedded into the corresponding end surface of the stabilizing block 3, the other end of the first horizontal shaft 61 is provided with a solid plate 62 with an integrated structure, the center of the end surface of the solid plate 62 is provided with a second horizontal shaft 611 with an integrated structure, the shaft body of the second horizontal shaft 611 is sleeved with an annular plate 66, the opposite end surfaces of the solid plate 62 and the annular plate 66 are respectively provided with a main fan-shaped protruding structure 63 and a secondary fan-shaped protruding structure 64 which are matched with each other, in order to ensure the stability of the component during operation, the main fan-shaped protruding structure 63 and the secondary fan-shaped protruding structure 64 can not move in the longitudinal direction and can only move horizontally, it is required that the longitudinal corner lines of the main fan-shaped protrusion structure 63 and the auxiliary fan-shaped protrusion structure 64 are directed to the axis line of the second horizontal shaft 611, the solid plate 62 and the annular plate 66 clamp a plurality of cushions 65 between the longitudinal abutting surfaces of the main fan-shaped protrusion structure 63 and the auxiliary fan-shaped protrusion structure 64, the other end surface of the annular plate 66 is provided with a plurality of annular arrays of first triangular blocks 67 with the length direction directed to the center point thereof, the annular plate 66 is provided with a protection ring 68 at the periphery of the first triangular blocks 67, the end part of the second horizontal shaft 611 is provided with a cylindrical body 69 of an integral structure, the inside of the cylindrical body 69 is provided with a polygonal cavity 610 which is annular arrays and is perpendicular to the axis line direction thereof, and in order that the polygonal cavity 610 has a restriction capability on components mounted inside thereof, it is required that the cross section of the polygonal cavity 610 is a polygonal structure, and the size of the center part of the cylindrical body 69 is larger than the size of the center part of the cylindrical body 69, the device can be in a fixed state, when the sleeve body 73 rotates in an oriented mode, the second triangular block 75 is driven to rotate relative to the first triangular block 67, and because the first triangular block 67 is in a fixed state, only when the pressure generated by the second triangular block 75 on the first triangular block 67 acts on the inclined planes of the first triangular block 67 and the second triangular block, the buffer cushion 65 is pressed by the first triangular block 67 under the transmission of force, and the buffer cushion 65 has buffering performance, so when the rotation pressure between the first triangular block and the second triangular block is larger than the elastic pressure of the buffer cushion 65, the buffer cushion 65 can be compressed, so that the sleeve body 73 can rotate, otherwise, when the pressure generated by the second triangular block 75 on the first triangular block 67 acts on the vertical planes of the second triangular block, the force cannot be decomposed into transverse pressure, and therefore cannot rotate, and the turning size adjustment of a boring tool and the stability during turning can be ensured.
In order to realize the adjusting function of the boring cutter during rotation, referring to fig. 1 and 2, an outer limit structure 7 is required to be arranged, the boring cutter is rotatably sleeved at the periphery of one end of the inner limit structure 6 through a bearing, the inner part of the boring cutter is provided with a second triangular block 75 which is matched with the inclined surface of the first triangular block 67, further, the directional rotation of the parts is realized, and a plurality of raised wedge structures 76 which are arranged in an annular array and positioned on the same indexing circle are arranged, when the sleeve body 73 can rotate relative to the cylindrical body 69, the polygonal cavity 610 is in a space fixed state and cannot rotate, at the moment, the third triangular block 81 positioned at the position of the wedge structures 76 can move away from the central line direction of the cylindrical body 69, so that the turning size of the boring cutter is increased, the boring cutter is required to be turned from small to large, and when the sleeve body 73 reversely rotates, the boring cutter cannot rotate due to the limit of the first triangular block 67 and the second triangular block 75, and the adjusting function of the boring cutter during rotation is realized.
With respect to the specific structure of the outer limit structure 7, please refer to fig. 5 and 6, which includes a shaft sleeve 71 rotatably sleeved on the shaft body of the second horizontal shaft 611 through a bearing, the shaft sleeve 71 is provided with a rotating plate 74 of an integral structure at one end opposite to the annular plate 66, in order to achieve normal working requirements, the rotatable direction of the rotating plate 74 relative to the annular plate 66 is required to be consistent with the forward rotating direction of the spindle of the machine tool, and also in order to enable the rotating plate 74 to jointly generate limit work with the annular plate 66 during directional rotation, please refer to fig. 7, the rotating plate 74 is provided with a triangle block 75 matched with the triangle block 67 at the opposite end of the annular plate 66, the other end of the shaft sleeve 71 is provided with a sleeve 73 of an integral structure, the shaft sleeve 71 and the interior of the sleeve 73 are respectively provided with a shaft hole 72 and a hollow cavity 711 for sleeving the second horizontal shaft 611 and the cylinder 69, the circumferential side of the sleeve body 73 is provided with a plurality of annular array wedge structures 76 which are positioned on the same pitch circle, the outer circumferential surface of the wedge structures 76 forms a main inclined plane structure 77, the shaft sleeve 71 is provided with a plurality of component sliding grooves 78 which are communicated with the surface of the main inclined plane structure and the corresponding parts of the rotating plate 74, the sleeve body 73 and the cylindrical body 69 are stably connected through bearings which are detachably arranged on the circumferential surface of the cylindrical body 69 and the inner wall of the hollow cavity 711, the first side 79 and the second side 710 of the main inclined plane structure 77 are symmetrically designed, the distance between the first side 79 and the axial lead of the sleeve body 73 is smaller than the distance between the second side 710 and the axial lead of the sleeve body 73, therefore, the gradient difference exists between the first side 79 and the second side 710 of the main inclined plane structure 77 in the rotation direction, and the gradient difference is the adjustable range of the boring cutter, therefore, a user can control the turning range of the boring cutter according to the gradient difference with reasonable design.
In order to realize the directional driving and fixing functions of the boring tool, please refer to fig. 1 and 2, a plurality of movable boring tool mounting structures 8 are required to be arranged, the boring tool mounting structures are correspondingly inserted into the polygonal cavity 610 along the axis line perpendicular to the outer limiting structure 7, and a third triangular block 81 which can keep a stable state under the elasticity of the spiral spring 87 and the limiting action of the wedge structure 76 is arranged in the boring tool mounting structures, the third triangular block 81 can keep a stable working state under the combined action of the axial pressure along the polygonal cavity 610 and the outward peripheral pressure of the wedge structure 76, so that the fixing capability of the boring tool is realized, when the wedge structure 76 rotates relative to the third triangular block 81, the distance between the boring tool and the corresponding polygonal cavity 610 is changed, so that the size adjusting capability of the boring tool is realized, and meanwhile, the counter force of the torque force can be effectively overcome through the cooperation between the hexagonal column 83 and the polygonal cavity 610 when the boring tool is turned, and the component can normally rotate.
Regarding the specific structure of the movable boring tool mounting structure 8, please refer to fig. 8, which includes a hexagonal column 83, the bottom surface of the triangle block 81 is provided with a secondary oblique plane structure 82 matching with the primary oblique plane structure 77, the center of the secondary oblique plane structure 82 is provided with a through component sliding groove 78, the hexagonal column 83 extending into the polygonal cavity 610, the bottom end of the hexagonal column 83 is provided with a movable plate 86 in a cavity with a larger size in the polygonal cavity 610, one end of the movable plate 86 is provided with a spiral spring 87 for generating pressure to the center direction of the cylindrical body 69, in order to keep a stable working state, the elastic strength of the spiral spring 87 after installation is enough to enable the boring tool to be in a stable working state, the triangle block 81 is fixedly provided with a tool rest 84 at the center of the end surface facing away from the primary oblique plane structure 77, the tool rest 84 is provided with a tool mounting groove 85, and since the spiral spring 87 generates pressure to the center part, the triangle block 81 is clamped in the primary oblique plane structure 77, the size of the hexagonal column 83 can be adjusted in the cross section direction of the polygonal cavity 83 is not consistent with the size of the hexagonal column 83, and the size of the hexagonal column 83 can be adjusted in the cross section direction of the polygonal structure is not consistent with the size of the sliding groove 83.
In use, care should be taken: the rotatable direction of the sleeve 73 should be maintained opposite to the rotational direction of the spindle of the machine tool when the boring tool is adjusted for turning, otherwise turning work cannot be performed,
when the boring machine is used, the fixed base plate 2 is required to be fixedly arranged on the movable tailstock of the machine tool through bolts, the rotation center line of equipment and the rotation center line of a main shaft of the machine tool are required to be kept on the same horizontal line, then a gear to be bored is clamped in a triangular chuck of the machine tool, the machine tool is started, the gear is quickly rotated, the boring tool is regulated according to the existing size of a gear center hole, during regulation, the sleeve 73 is oriented, the pressure generated by the triangular block 75 on the triangular block 67 acts on the inclined surfaces of the triangular block 67, the triangular block 67 is further enabled to enable the buffer pad 65 to be pressed under the transmission of force, at the moment, the wedge-shaped structure 76 can rotate relative to the triangular block 81, so that the distance between the boring tool and the corresponding polygonal cavity 610 is changed, when the size is proper, a worker can control the tailstock of the machine tool to enable the boring tool to perform hole expansion boring work on the boring tool, after the boring tool is finished, the boring tool tailstock is controlled to move, the boring tool is enabled to be retracted, and then the boring tool is regulated to be size, the boring tool is enabled to be required to be adjusted, the boring tool is enabled to be in a cylindrical state after the boring tool is finished, and the boring tool is reset to be installed to the cylindrical part after the boring tool is completely used, and the boring machine is required to be replaced by the bearing is replaced by the worker.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a gear processing boring equipment, installs vertical riser (1) of fixed base plate (2) including the bottom, horizontal fixed mounting in part fixed shell (4) of vertical riser (1) one side, fixed mounting at the steady block (3) at the center of part fixed shell (4) and set up in pipeline embedding hole (5) at vertical riser (1) center, its characterized in that: and also comprises
One end of the inner limit structure (6) is inserted into the pipeline embedding hole (5), the end part of the inner limit structure is embedded into the corresponding end surface of the stabilizing block (3), and a plurality of first triangular blocks (67) which are in annular array and can realize unidirectional rotation movement between the contact parts and a plurality of polygonal cavities (610) which are in annular array and are perpendicular to the axial lead direction of the triangular blocks are arranged in the inner limit structure;
the outer limit structure (7) is rotatably sleeved at the periphery of one end of the inner limit structure (6) through a bearing, and the inner part of the outer limit structure is provided with a second triangular block (75) which is matched with the inclined surface of the first triangular block (67) so as to realize directional rotation of the part and a plurality of convex wedge structures (76) which are arrayed in a ring shape and are positioned on the same indexing circle;
the movable boring cutter mounting structures (8) are correspondingly inserted into the polygonal cavity (610) along the axis perpendicular to the outer limit structure (7), and a third triangular block (81) which can be kept in a stable state under the elastic action of the spiral spring (87) and the limiting action of the wedge-shaped structure (76) is arranged in the movable boring cutter mounting structures;
the inner limit structure (6) comprises a first horizontal shaft (61) with one end inserted into the pipeline embedding hole (5) and the end embedded into the corresponding end face of the stabilizing block (3), the other end of the first horizontal shaft (61) is provided with a solid plate (62) with an integrated structure, the center of the end face of the solid plate (62) is provided with a second horizontal shaft (611) with an integrated structure, the shaft body of the second horizontal shaft (611) is sleeved with an annular plate (66), the opposite end faces of the solid plate (62) and the annular plate (66) are respectively provided with a main fan-shaped protruding structure (63) and a secondary fan-shaped protruding structure (64) which are matched with each other, the solid plate (62) and the annular plate (66) are clamped with a plurality of buffer pads (65) between the longitudinal abutting faces of the main fan-shaped protruding structure (63) and the secondary fan-shaped protruding structure (64), the other end face of the annular plate (66) is provided with a plurality of triangular blocks (67) with annular arrays, the length directions of which point to the center points, the annular plate (66) is provided with a protection ring (67) on the periphery of the triangular blocks (67), and the annular plate (66) is provided with annular rings (69), and the annular plate (69) is arranged at the periphery of the annular blocks (67), and the annular plate (66) is provided with annular rings (69) and the annular blocks, which are arranged in the annular array, and the annular structures, and the annular rings (67) are arranged on the opposite end faces.
The outer limit structure (7) comprises a shaft sleeve (71) rotatably sleeved on a shaft body of a second horizontal shaft (611) through a bearing, one end of the shaft sleeve (71) opposite to the annular plate (66) is provided with a rotating plate (74) of an integrated structure, the opposite end of the rotating plate (74) opposite to the annular plate (66) is provided with a second triangular block (75) matched with the first triangular block (67), the other end of the shaft sleeve (71) is provided with a sleeve body (73) of the integrated structure, the shaft sleeve (71) and the sleeve body (73) are internally provided with a shaft hole (72) and a hollow cavity (711) for sleeving the second horizontal shaft (611) and the cylindrical body (69) respectively, the circumferential side surface of the sleeve body (73) is provided with a plurality of wedge structures (76) which are arranged on the same graduation circle, the outer circumferential surface of the wedge structures (76) form a main oblique plane structure (77), the shaft sleeve (71) is provided with a plurality of component sliding grooves (78) which are communicated with the surface of the sleeve body and correspond to the rotating plate (74), and the sleeve body (73) are connected with the cylindrical body (69) through the cylindrical body (69) and the cylindrical body (711).
2. The gear machining boring apparatus of claim 1, wherein: longitudinal corner lines of the main fan-shaped protruding structure (63) and the auxiliary fan-shaped protruding structure (64) are directed to the axial line of the second horizontal shaft (611).
3. The gear machining boring apparatus of claim 1, wherein: the polygonal cavity (610) has a polygonal cross-section and has a larger dimension near the center of the cylinder (69) than at a distance from the center of the cylinder (69).
4. The gear machining boring apparatus of claim 1, wherein: the rotatable direction of the rotating plate (74) relative to the annular plate (66) coincides with the forward rotational direction of the machine spindle.
5. The gear machining boring apparatus of claim 1, wherein: the first side edge (79) and the second side edge (710) of the main inclined plane structure (77) are symmetrically designed, and the distance between the first side edge (79) and the axial lead of the sleeve body (73) is smaller than the distance between the second side edge (710) and the axial lead of the sleeve body (73).
6. The gear machining boring apparatus of claim 1, wherein: the movable boring cutter mounting structure (8) comprises a hexagonal column (83), a secondary inclined plane structure (82) matched with the primary inclined plane structure (77) is arranged on the bottom surface of the triangular block (81), a through component sliding groove (78) is formed in the center of the secondary inclined plane structure (82), the hexagonal column (83) extending to the inside of the polygonal cavity (610) is arranged along the bottom end of the hexagonal column (83), a movable plate (86) is arranged in the cavity with a larger size in the polygonal cavity (610), a spiral spring (87) for generating pressure towards the center of the cylindrical body (69) is arranged at one end of the movable plate (86), a cutter rest (84) is fixedly arranged at the center of the end face of the triangular block (81) back to the primary inclined plane structure (77), and a boring cutter mounting groove (85) is formed in the end face of the cutter rest (84) far away from the primary inclined plane structure (77).
7. The gear machining boring apparatus of claim 6, wherein: the structural dimension of the cross section of the hexagonal column (83) is consistent with the structural dimension of the cross section of the smaller part of the polygonal cavity (610), and the hexagonal column (83) can slide along the length direction of the part sliding groove (78).
8. The gear machining boring apparatus of claim 7, wherein: the spring strength of the spiral spring (87) after installation is enough to enable the boring cutter to be in a stable working state.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311078537.5A CN116765448B (en) | 2023-08-25 | 2023-08-25 | Gear machining boring equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311078537.5A CN116765448B (en) | 2023-08-25 | 2023-08-25 | Gear machining boring equipment |
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| CN116765448B true CN116765448B (en) | 2023-10-27 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002283112A (en) * | 2001-03-21 | 2002-10-03 | Toyo Advanced Technologies Co Ltd | Boring bar and boring apparatus having boring bar |
| CN201524810U (en) * | 2009-10-28 | 2010-07-14 | 广东天恒液压机械有限公司 | Inner hole finish-boring rolling adjustable compound cutting tool |
| CN101811200A (en) * | 2010-04-27 | 2010-08-25 | 李海洪 | Sleeve boring cutter |
| CN105642932A (en) * | 2016-03-23 | 2016-06-08 | 西安交通大学 | Boring and milling combined machining technology and device |
| CN106270594A (en) * | 2016-09-09 | 2017-01-04 | 哈尔滨理工大学 | A kind of synchronization reducing modularity indexable numerical control boring cutter |
| CN108393698A (en) * | 2018-03-07 | 2018-08-14 | 湘潭大学 | A kind of Novel boring cutter bar polished using magnetorheological fluid |
| EP3670044A1 (en) * | 2018-12-20 | 2020-06-24 | AB Sandvik Coromant | A boring tool |
| CN211071875U (en) * | 2019-12-16 | 2020-07-24 | 十堰久诺汽车科技有限公司 | Boring head mechanism for multi-step machining of suspension bearing hub |
| CN114367684A (en) * | 2022-03-22 | 2022-04-19 | 南通九维机械制造有限公司 | Boring cutter device with variable boring diameter |
-
2023
- 2023-08-25 CN CN202311078537.5A patent/CN116765448B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002283112A (en) * | 2001-03-21 | 2002-10-03 | Toyo Advanced Technologies Co Ltd | Boring bar and boring apparatus having boring bar |
| CN201524810U (en) * | 2009-10-28 | 2010-07-14 | 广东天恒液压机械有限公司 | Inner hole finish-boring rolling adjustable compound cutting tool |
| CN101811200A (en) * | 2010-04-27 | 2010-08-25 | 李海洪 | Sleeve boring cutter |
| CN105642932A (en) * | 2016-03-23 | 2016-06-08 | 西安交通大学 | Boring and milling combined machining technology and device |
| CN106270594A (en) * | 2016-09-09 | 2017-01-04 | 哈尔滨理工大学 | A kind of synchronization reducing modularity indexable numerical control boring cutter |
| CN108393698A (en) * | 2018-03-07 | 2018-08-14 | 湘潭大学 | A kind of Novel boring cutter bar polished using magnetorheological fluid |
| EP3670044A1 (en) * | 2018-12-20 | 2020-06-24 | AB Sandvik Coromant | A boring tool |
| CN211071875U (en) * | 2019-12-16 | 2020-07-24 | 十堰久诺汽车科技有限公司 | Boring head mechanism for multi-step machining of suspension bearing hub |
| CN114367684A (en) * | 2022-03-22 | 2022-04-19 | 南通九维机械制造有限公司 | Boring cutter device with variable boring diameter |
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| CN116765448A (en) | 2023-09-19 |
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