CN110153736B - Device for automatically adjusting machining diameter of cutter - Google Patents
Device for automatically adjusting machining diameter of cutter Download PDFInfo
- Publication number
- CN110153736B CN110153736B CN201910378475.7A CN201910378475A CN110153736B CN 110153736 B CN110153736 B CN 110153736B CN 201910378475 A CN201910378475 A CN 201910378475A CN 110153736 B CN110153736 B CN 110153736B
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- China
- Prior art keywords
- cutter
- tool
- piston
- mounting plate
- main shaft
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- 238000003754 machining Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims description 6
- 230000006872 improvement Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a device for automatically adjusting the machining diameter of a cutter, which comprises a cutter main shaft, wherein the shaft end of the cutter main shaft is provided with a cutter mounting position, the axis of the cutter mounting position deviates from the axis of the cutter main shaft, the device also comprises a cutter changing mechanism for changing the cutter, the cutter changing mechanism is arranged in front of the shaft end of the cutter main shaft, and the bottom of the cutter changing mechanism is provided with a sliding rail. The device is characterized in that the axis of the cutter installation position is deviated from the axis of the cutter main shaft, so that the distance from the edge of the cutter to the axis of the cutter main shaft can be changed by changing the installation angle of the cutter in the cutter installation position, and the machining diameter of the cutter is adjusted.
Description
Technical Field
The invention relates to the field of machine tool structures, in particular to a device for automatically adjusting the machining diameter of a cutter.
Background
Because of the rapid degradation of the population's dividend, "expanding salary" and "with panic" have become frequently presented industrial phenomena, automated roadways are imperative. However, at present, the cost of the automation equipment for enterprises is relatively high due to the limitation of the conditions in various aspects of China. It is known that adding automation equipment to the machine tool itself costs even more than the equipment itself, which makes many small and medium-sized enterprises burdensome. Therefore, a low-cost and simple-to-operate matching device for automatically adjusting the cutter is imperative.
The traditional cutter size adjustment is that the cutter is slowly adjusted by hands, the adjustment time is long, unstable factors in the adjustment process are more, and in addition, the automation cannot be realized in use.
Disclosure of Invention
The invention aims to provide a device for automatically adjusting the machining diameter of a cutter, which has high degree of automation and high adjustment precision.
The technical scheme adopted by the invention is as follows:
the device for automatically adjusting the machining diameter of the cutter comprises a cutter main shaft, wherein a cutter installation position is arranged at the shaft end of the cutter main shaft, the axis of the cutter installation position deviates from the axis of the cutter main shaft, and the device also comprises a cutter changing mechanism for changing the cutter.
Further as an improvement of the technical scheme of the invention, the tool spindle is arranged on a sliding platform which can drive the tool spindle to linearly slide, and the tool spindle is driven to rotate by a servo motor.
Further as the improvement of the technical scheme of the invention, the tool changing mechanism is arranged in front of the shaft end of the tool spindle and comprises a mechanism base, a tool changing slide rail arranged on the mechanism base, a telescopic rod in sliding connection with the tool changing slide rail and a linear driving device for driving the telescopic rod, wherein the end part of the telescopic rod is provided with a mounting plate, a clamping hole for allowing a tool to enter is formed in the mounting plate, and one side of the clamping hole is provided with a fixing structure for fixing the tool.
Further as the improvement of the technical scheme of the invention, the fixing structure comprises a propping block extending from one side of the clamping hole, a propping spring is sleeved on the periphery of the propping block, and two ends of the propping spring respectively prop against the mounting plate and the propping block.
Further as an improvement of the technical scheme of the invention, the clamping hole is formed by inwards sinking one side of the mounting plate, the clamping hole comprises an arc-shaped part matched with the appearance of the cutter, and a jacking block arranged above the arc-shaped part, a limiting groove is arranged on the side surface of the jacking block, and a limiting nail extending into the limiting groove is arranged on the mounting plate.
Further as the improvement of the technical scheme of the invention, one side of the mounting plate, which faces the main shaft of the cutter, is provided with a jacking block, the mounting plate is also provided with a piston cavity and a piston rod which is in sliding connection with the piston cavity, one end of the piston rod extends outwards and is connected with the jacking block, the piston rod is a variable-diameter rod, the diameter of one end of the piston rod extending outwards is smaller than that of one end of the piston rod, which is positioned in the piston cavity, and the top end of the jacking block extends into the piston cavity and abuts against the piston rod.
Further as the improvement of the technical scheme of the invention, one end of the piston rod is connected with the piston spring, and one end of the piston spring is abutted against the inner wall of the piston cavity.
Further as an improvement of the technical scheme of the invention, the piston is also provided with a limiting block, the limiting block is provided with a first groove, the mounting plate is provided with a second groove, and the limiting block is fixedly connected with the mounting plate and forms a piston cavity after the first groove and the second groove are spliced.
Further as an improvement of the technical scheme of the invention, the inner cavity of the cutter mounting position is in a flaring cone shape, and one end of the cutter extending into the cutter mounting position is matched with the shape of the inner cavity of the cutter mounting position.
Further as an improvement of the technical scheme of the invention, the cutter is preferably a boring cutter, and the cutter main shaft is preferably a boring main shaft.
The invention has the beneficial effects that: the device for automatically adjusting the processing diameter of the cutter is characterized in that the axis of the cutter mounting position is deviated from the axis of the cutter main shaft, so that the distance from the cutting edge of the cutter to the axis of the cutter main shaft can be changed by changing the mounting angle of the cutter in the cutter mounting position, and the processing diameter of the cutter is adjusted.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of a tool changing mechanism according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a part of the structure of the tool changing mechanism in the embodiment of the invention;
FIG. 3 is a front view of a tool changing mechanism in an embodiment of the invention;
FIG. 4 is a schematic view of the mounting structure of a tool spindle in an embodiment of the invention;
FIG. 5 is a schematic overall structure of an embodiment of the present invention;
FIG. 6 is a schematic view of a mounting angle of a tool in an embodiment of the invention;
fig. 7 is a schematic view of another mounting angle of a tool in an embodiment of the invention.
Detailed Description
Referring to fig. 1 to 7, the present invention is an apparatus for automatically adjusting a machining diameter of a tool, comprising a tool spindle 2, a tool mounting position 21 provided at an axial end of the tool spindle 2, an axis of the tool mounting position 21 being offset from an axis of the tool spindle 2, and a tool changing mechanism 3 for changing a tool 4.
This automatic adjust device of cutter processing diameter sets up the axis skew in cutter main shaft 2 of cutter mount position 21 to through the installation angle of change cutter 4 in cutter mount position 21, can change the distance of cutting edge to cutter main shaft 2's axis of cutter 4, thereby adjust the processing diameter of cutter 4, the device only need dismantle the back with cutter 4 by tool changing mechanism 3, rotate cutter main shaft 2 with the axis position of adjustment cutter mount position 21, then assemble cutter 4 and can accomplish the adjustment of cutter processing diameter, the degree of automation of device is high, has improved the machining precision when using manpower sparingly.
As a preferred embodiment of the present invention, the tool spindle 2 is disposed on a sliding platform 1 capable of driving the tool spindle 2 to slide linearly, and the tool spindle 2 is driven to rotate by a servo motor.
In a preferred embodiment of the present invention, the tool changing mechanism 3 is disposed in front of the shaft end of the tool spindle 2, and the tool changing mechanism 3 includes a mechanism base 31, a tool changing slide rail 32 disposed on the mechanism base 31, a telescopic rod 33 slidably connected to the tool changing slide rail 32, and a linear driving device 34 for driving the telescopic rod 33, wherein an installation plate 35 is disposed at an end of the telescopic rod 33, a clamping hole 36 for allowing the tool 4 to enter is disposed on the installation plate 35, and a fixing structure for fixing the tool 4 is disposed on one side of the clamping hole 36.
As a preferred embodiment of the present invention, the fixing structure includes a tightening block 37 extending from one side of the clamping hole 36, and a tightening spring 371 is sleeved on the periphery of the tightening block 37, and two ends of the tightening spring 371 respectively abut against the mounting plate 35 and the tightening block 37.
As a preferred embodiment of the present invention, the clamping hole 36 is formed by recessing one side of the mounting plate 35 inwards, the clamping hole 36 comprises an arc-shaped part 361 matched with the shape of the cutter 4, and a tightening block 37 arranged above the arc-shaped part 361, a limit groove 372 is arranged on the side surface of the tightening block 37, and a limit nail 5 extending into the limit groove 372 is arranged on the mounting plate 35. The limiting nail 5 is a screw, when the clamping hole 36 is buckled outside the cutter 4, the propping block 37 can shrink inwards, and the limiting nail 5 is used for limiting the telescopic displacement of the propping block 37.
As a preferred embodiment of the present invention, a top block 38 is disposed on a side of the mounting plate 35 facing the tool spindle 2, a piston cavity and a piston rod 39 slidably connected to the piston cavity are further disposed in the mounting plate 35, one end of the piston rod 39 extends outwards and is connected to the top block 38, the piston rod 39 is a variable diameter rod, the diameter of one end of the piston rod 39 extending outwards is smaller than the diameter of one end of the piston rod 39 located in the piston cavity, and the top end of the top block 37 extends into the piston cavity and abuts against the piston rod 39.
As a preferred embodiment of the present invention, one end of the piston rod 39 is connected to the piston spring 391, and one end of the piston spring 391 abuts against the inner wall of the piston chamber.
In a preferred embodiment of the present invention, a limiting block 6 is further provided, a first groove is provided on the limiting block 6, a second groove is provided on the mounting plate 35, the limiting block 6 is fixedly connected with the mounting plate 35, and the first groove and the second groove are spliced to form a piston cavity. This design facilitates the assembly and disassembly and maintenance of the piston rod 39 and the piston spring 391.
As the preferable implementation mode of the invention, the inner cavity of the cutter mounting position 21 is in a flaring cone shape, one end of the cutter 4 extending into the cutter mounting position 21 is matched with the shape of the inner cavity of the cutter mounting position 21, and the flaring cone structure can play a role in automatic centering and assist in mounting the cutter 4 and improve the mounting speed.
In the tool spindle 2, the tool mounting position 21 at the shaft end of the tool spindle 2 can be concave or convex, and can be mainly matched with the tool 4 to be mounted for use, meanwhile, the tool mounting hole arranged in the concave can be of a cylindrical surface or conical surface structure, and can also be set as a spigot, and the tool assembled and connected with the tool mounting hole can be of a joint shape capable of being fastened and connected.
As a preferred embodiment of the present invention, the tool 4 is preferably a boring tool, and the tool spindle 2 is preferably a boring spindle. The tool spindle 2 is also provided with a tensioning device 7 for fixing the tool 4, and the tensioning device 7 is used for tensioning and fixing the rivet arranged on the tool 4 through hydraulic power.
The device for automatically adjusting the cutter machining diameter can change the distance from the cutting edge to the axis of the cutter spindle 2 by changing the installation angle of the cutter 4 in the cutter installation position 21 because the axis of the cutter installation position 21 deviates from the axis of the cutter spindle 2, thereby realizing the purpose of adjusting the cutter machining diameter.
When the machining diameter of the cutter needs to be adjusted, the cutter 4 is only required to be disassembled by the cutter changing mechanism 3, then the cutter main shaft 2 is rotated to a required angle, namely, the relative angle between the cutter 4 and the cutter mounting position 21 is changed, then the cutter main shaft 2 is adjusted by the sliding platform 1, the cutter mounting position 21 is aligned with the cutter 4, and then the cutter 4 is assembled back by the cutter changing mechanism 3, so that the adjustment of the machining diameter of the cutter can be completed, the whole process is high in automation degree, and the machining precision can be effectively improved while the manpower is saved.
When the tool changing mechanism 3 is used for disassembling the tool, the relative positions of the tool 4 and the clamping holes 36 are adjusted together through the telescopic rod 33 and the sliding platform 1, so that the clamping holes 36 are aligned with the periphery of the tool 4, then the clamping holes are clamped in grooves in the periphery of the tool 4 from top to bottom by utilizing the jacking blocks 37, at the moment, the tool spindle 2 releases the restriction on the tool 4, and the tool changing mechanism 3 can pull out the tool 4. When the tool changing mechanism 3 is used for loading the tool, the tool 4 is loaded into the tool mounting position 21, the tightening block 37 is released, and then the tool 4 is pulled by the tool spindle 2.
When the cutter 4 is removed, the telescopic rod 33 is extended forward to the point that the jacking block 38 abuts against the outer shell of the cutter spindle 2, so that the piston rod 39 is retracted to an inwardly retracted position for the jacking block 37, and when the telescopic rod 33 is retracted to empty the jacking block 38, the piston rod 39 is extended forward under the action of the piston spring 391, so that the jacking block 37 is ejected, so that the jacking block 37 is firmly jacked on the outer wall of the cutter 4.
When the tool 4 needs to be mounted, the telescopic rod 33 can extend forwards to the ejector block 38 to abut against the shell of the tool spindle 2, so that the piston rod 39 is retracted, the tool spindle 2 tightens the tool 4 for the retracted position of the ejector block 37, and the ejector block 37 is retracted under the action of external force at this time, so that the tool 4 is released.
The invention adopts the tool changing mechanism 3 with higher automation degree, the design of each part of the tool changing mechanism 3 has stronger pertinence to the assembly and disassembly of the tool 4, and the design is simple and compact by adopting the mechanical fixing structure of the jacking block 38 and the jacking block 37, the tool changing speed is high, and the tool changing precision is high.
The present invention is, of course, not limited to the above-described embodiments, and one skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, which are intended to be included in the scope of the present invention as defined in the appended claims.
Claims (5)
1. An automatic adjust device of cutter processing diameter which characterized in that: the tool comprises a tool main shaft, wherein the shaft end of the tool main shaft is provided with a tool mounting position, the axis of the tool mounting position deviates from the axis of the tool main shaft, and the tool changing mechanism is used for changing a tool; the tool spindle is arranged on a sliding platform capable of driving the tool spindle to linearly slide, and the tool spindle is driven to rotate by a servo motor; the tool changing mechanism is arranged in front of the shaft end of the tool spindle and comprises a mechanism base, a tool changing slide rail arranged on the mechanism base, a telescopic rod in sliding connection with the tool changing slide rail and a linear driving device for driving the telescopic rod, wherein the end part of the telescopic rod is provided with a mounting plate, a clamping hole for allowing a tool to enter is formed in the mounting plate, and a fixing structure for fixing the tool is arranged on one side of the clamping hole; the fixing structure comprises a jacking block extending from one side of the clamping hole, a jacking spring is sleeved on the periphery of the jacking block, and two ends of the jacking spring respectively abut against the mounting plate and the jacking block; the clamping hole is formed by inwards sinking one side of the mounting plate, the clamping hole comprises an arc-shaped part matched with the appearance of the cutter and a jacking block arranged above the arc-shaped part, a limit groove is formed in the side face of the jacking block, and a limit nail extending into the limit groove is arranged on the mounting plate; the mounting plate is equipped with the kicking block towards one side of cutter main shaft, still be equipped with the piston chamber in the mounting plate and with piston chamber sliding connection's piston rod, the one end of piston rod outwards stretches out and connects the kicking block, the piston rod is the variable diameter pole, the one end diameter that the piston rod outwards stretches out is less than the diameter of the one end that the piston rod is arranged in the piston chamber, the top of propping up tight piece stretches into in the piston chamber and contradicts the piston rod.
2. The apparatus for automatically adjusting a machining diameter of a tool according to claim 1, wherein: one end of the piston rod is connected with a piston spring, and one end of the piston spring abuts against the inner wall of the piston cavity.
3. The apparatus for automatically adjusting a machining diameter of a tool according to claim 2, wherein: the piston is characterized by further comprising a limiting block, a first groove is formed in the limiting block, a second groove is formed in the mounting plate, and the limiting block is fixedly connected with the mounting plate and forms the piston cavity after the first groove and the second groove are spliced.
4. The apparatus for automatically adjusting a machining diameter of a tool according to claim 1, wherein: the inner cavity of the cutter installation position is in a flaring cone shape, and one end of the cutter extending into the cutter installation position is matched with the shape of the inner cavity of the cutter installation position.
5. The apparatus for automatically adjusting a tool machining diameter according to claim 4, wherein: the cutter is a boring cutter, and the cutter main shaft is a boring main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378475.7A CN110153736B (en) | 2019-05-07 | 2019-05-07 | Device for automatically adjusting machining diameter of cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378475.7A CN110153736B (en) | 2019-05-07 | 2019-05-07 | Device for automatically adjusting machining diameter of cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110153736A CN110153736A (en) | 2019-08-23 |
| CN110153736B true CN110153736B (en) | 2024-02-20 |
Family
ID=67633594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910378475.7A Active CN110153736B (en) | 2019-05-07 | 2019-05-07 | Device for automatically adjusting machining diameter of cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110153736B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3184710U (en) * | 2013-04-30 | 2013-07-11 | 庫機科技有限公司 | Directly connected spindle synchronous tool push-in mechanism of machining center tool changer |
| CN203390552U (en) * | 2013-07-19 | 2014-01-15 | 东莞市乔锋机械有限公司 | Metal machining center |
| CN204975371U (en) * | 2015-08-03 | 2016-01-20 | 台州市路桥振兴机械有限公司 | Turning machine toolchanger |
| CN105458805A (en) * | 2014-08-08 | 2016-04-06 | 沈阳北方特种机床有限公司 | Disc type tool changer system of horizontal numerical-control boring and milling machine |
| CN208051480U (en) * | 2018-04-11 | 2018-11-06 | 泉州市华盛机械设备有限公司 | A kind of cutter-exchange mechanism for thrust wheel automatically processing device |
| CN108856742A (en) * | 2018-08-30 | 2018-11-23 | 黄红兵 | A kind of lathe delivering gear |
| CN208408581U (en) * | 2018-07-10 | 2019-01-22 | 光达传动股份有限公司 | A kind of cutter for decelerator shell bore hole |
| CN210060427U (en) * | 2019-05-07 | 2020-02-14 | 广州市敏嘉制造技术有限公司 | Device for automatically adjusting machining diameter of cutter |
-
2019
- 2019-05-07 CN CN201910378475.7A patent/CN110153736B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3184710U (en) * | 2013-04-30 | 2013-07-11 | 庫機科技有限公司 | Directly connected spindle synchronous tool push-in mechanism of machining center tool changer |
| CN203390552U (en) * | 2013-07-19 | 2014-01-15 | 东莞市乔锋机械有限公司 | Metal machining center |
| CN105458805A (en) * | 2014-08-08 | 2016-04-06 | 沈阳北方特种机床有限公司 | Disc type tool changer system of horizontal numerical-control boring and milling machine |
| CN204975371U (en) * | 2015-08-03 | 2016-01-20 | 台州市路桥振兴机械有限公司 | Turning machine toolchanger |
| CN208051480U (en) * | 2018-04-11 | 2018-11-06 | 泉州市华盛机械设备有限公司 | A kind of cutter-exchange mechanism for thrust wheel automatically processing device |
| CN208408581U (en) * | 2018-07-10 | 2019-01-22 | 光达传动股份有限公司 | A kind of cutter for decelerator shell bore hole |
| CN108856742A (en) * | 2018-08-30 | 2018-11-23 | 黄红兵 | A kind of lathe delivering gear |
| CN210060427U (en) * | 2019-05-07 | 2020-02-14 | 广州市敏嘉制造技术有限公司 | Device for automatically adjusting machining diameter of cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110153736A (en) | 2019-08-23 |
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