CN111037322A - Cutter disc assembling and disassembling mechanism - Google Patents
Cutter disc assembling and disassembling mechanism Download PDFInfo
- Publication number
- CN111037322A CN111037322A CN201911392892.3A CN201911392892A CN111037322A CN 111037322 A CN111037322 A CN 111037322A CN 201911392892 A CN201911392892 A CN 201911392892A CN 111037322 A CN111037322 A CN 111037322A
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- China
- Prior art keywords
- cutter head
- cutter
- blade disc
- main shaft
- mounting
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Classifications
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- 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
-
- 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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention provides a cutter head dismounting mechanism which comprises a cutter mounting frame and a hanging buckle structure preset on a workpiece spindle box body, wherein the cutter mounting frame is provided with a rotatable and dismountable cutter head connecting sleeve, the tail end of the cutter head connecting sleeve is provided with a thread section matched with a cutter mounting hole in a cutter head, the cutter mounting frame is provided with a supporting surface matched with the workpiece spindle box body, and the cutter mounting frame is provided with a hook structure matched with the hanging buckle structure. When the installation blade disc, only need install the knife rest earlier on the blade disc, will adorn the lateral wall that the knife rest was fixed to work piece main shaft box again, later control work piece main shaft box is rotatory, make the blade disc up, it adjusts well to control the removal of cutter main shaft box and work piece main shaft box again, it is vertical near, the rotation of cooperation blade disc adapter sleeve realizes adjusting well of blade disc and cutter main shaft, can realize the installation of blade disc, the dismantlement process is similar with it, do not need the long-time blade disc of lifting of workman in the whole installation, the dismouting is simple and convenient, be favorable to improving dismouting efficiency, therefore, the clothes hanger is strong.
Description
Technical Field
The invention relates to the technical field of numerical control machines, in particular to a cutter head dismounting mechanism for dismounting a cutter head of a numerical control machine.
Background
In a numerical control device such as a numerical control gear milling machine, a numerical control gear grinding machine, and the like, a tool spindle box body and a workpiece spindle box body are generally provided, a tool spindle is provided in the tool spindle box body, a workpiece spindle is provided in the workpiece spindle box body, a cutter head is mounted on the tool spindle, a tool is mounted on the cutter head, a clamp is provided on the workpiece spindle, and a workpiece is clamped on the clamp. The cutter spindle box body and the workpiece spindle box body can move in a three-dimensional space mode, the cutter spindle box body or the workpiece spindle box body can rotate, and the cutter spindle and the workpiece spindle are combined to form a six-axis numerical control machine structure with three moving shafts and three rotating shafts. The cutter head is mounted on the cutter main shaft through a bolt, and the cutter is in threaded connection with a cutter mounting hole in the center of the cutter head.
In the numerical control machine tool with the structural form that the cutter main shaft is arranged above the workpiece main shaft and the workpiece main shaft box body rotates around the horizontal axial direction, the installation difficulty of the cutter head is high, the hole position positioning difficulty of a bolt is high, and the dismounting efficiency is low.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. The cutter head assembling and disassembling mechanism comprises a cutter head installing frame and a hanging buckle structure, wherein the hanging buckle structure is preset on one side wall, adjacent to the plane where the clamp is located, of the workpiece spindle box body and parallel to the rotating shaft of the workpiece spindle box body, the cutter head installing frame is provided with a rotatable and detachable cutter head connecting sleeve, a thread section matched with a cutter mounting hole in a cutter head is arranged at the tail end of the cutter head connecting sleeve, a supporting surface matched with the side wall of the workpiece spindle box body where the hanging buckle structure is located is arranged at one end, deviating from the thread section, of the cutter head connecting sleeve of the cutter head installing frame, a hook structure matched with the hanging buckle structure is arranged on the cutter head installing frame, and the cutter head installing frame can be fixed on the side wall of the workpiece spindle box body where the hanging buckle structure is located through the common matching of the hook structure and the supporting surface.
According to the embodiment of the invention, at least the following technical effects are achieved:
when the installation blade disc, only need install the knife rest earlier on the blade disc, will adorn the lateral wall that the knife rest was fixed to work piece main shaft box again, later control work piece main shaft box is rotatory, make the blade disc up, it adjusts well to control the removal of cutter main shaft box and work piece main shaft box again, it is vertical near, the rotation of cooperation blade disc adapter sleeve realizes adjusting well of blade disc and cutter main shaft, can realize the installation of blade disc, the dismantlement process is similar with it, do not need the long-time blade disc of lifting of workman in the whole installation, the dismouting is simple and convenient, be favorable to improving dismouting efficiency, therefore, the clothes hanger is strong.
According to some embodiments of the invention, the tool mounting frame is provided with a hoisting structure capable of being matched with hoisting equipment, and the hoisting structure is positioned in the direction of separating the hook structure from the hanging buckle structure.
According to some embodiments of the invention, the tool mounting frame is provided with a positioning surface which is attached to an end surface of the cutter head, and the thread section protrudes out of the positioning surface.
According to some embodiments of the invention, at least one circle of steel balls on the cutter head mounting frame on the periphery of the cutter head connecting sleeve is formed, and the end surface of the cutter head or the cutter head connecting sleeve is attached to the steel balls.
According to some embodiments of the invention, a bearing is arranged on the tool mounting frame, the cutter head connecting sleeve is provided with a shaft shoulder, one side of the shaft shoulder is provided with an installation section, the thread section is positioned on the other side of the shaft shoulder, and the installation section penetrates through the bearing and is connected with a locking nut.
According to some embodiments of the invention, the steel ball is located in an area covered by the shoulder and fits against the shoulder.
According to some embodiments of the invention, the end of the tool holder facing away from the threaded section is provided with a plurality of supporting seats, and the supporting surface is formed by the ends of the supporting seats.
According to some embodiments of the invention, the tool rest further comprises a positioning hole which is pre-arranged on the side wall of the workpiece spindle box body where the hanging and buckling structure is located, and a positioning support which is matched with the positioning hole is arranged at one end of the tool rest, which is far away from the threaded section.
According to some embodiments of the invention, a threaded hole is formed in the peripheral side of the positioning hole, and a screw is arranged on the positioning support corresponding to the threaded hole.
According to some embodiments of the invention, the tool mounting frame is provided with a abdicating structure corresponding to the bolt of the cutter head.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is an operational schematic of the cutterhead mounting and dismounting mechanism;
FIG. 2 is a schematic view showing a state where the cutter head attaching and detaching mechanism is hung on the side wall of the workpiece spindle box;
fig. 3 is a schematic view showing a state in which the tool mounting bracket is separated from the cutter head after the cutter head is mounted.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, a cutter head dismounting mechanism according to an embodiment of the present invention includes a cutter head mounting frame 100 and a hook structure preset on a side wall of a workpiece spindle case 202 adjacent to a plane where a clamp is located and parallel to a rotation axis of the workpiece spindle case 202, the cutter head mounting frame 100 is provided with a rotatable and detachable cutter head connecting sleeve 101, a threaded section adapted to a cutter mounting hole on a cutter head 200 is provided at a terminal of the cutter head connecting sleeve 101, a support surface adapted to a side wall of the workpiece spindle case 202 where the hook structure is located is provided at an end of the cutter head mounting frame 100 away from the threaded section, and the cutter head mounting frame 100 is provided with a hook structure adapted to the hook structure, and the cutter head mounting frame 100 can be fixed on the side wall of the workpiece spindle case 202 where the hook structure is located by cooperation of the hook structure and the support surface.
In order to simplify the process of transporting the cutter head 200 to the numerical control machine tool and reduce the labor intensity, it is preferable that the tool holder 100 is provided with a hoisting structure capable of being matched with a hoisting device, and the hoisting structure is located in the direction of separating the hook structure from the hanging buckle structure.
As shown in fig. 1 and fig. 2, the hanging structure is a hanging rod 201 disposed on a side wall of the workpiece spindle box 202, which is adjacent to a plane of the fixture and parallel to a rotation axis of the workpiece spindle box 202, and the hanging rod 201 is horizontally disposed at an upper end of the side wall when the side wall is vertical (i.e., the plane of the fixture is horizontal). The hook structure is a hook 105 matched with the hanging rod 201, and the hook 105 is positioned on the same side of the supporting surface on the tool holder 100. The hoisting structure is a hoisting ring 106 fixedly arranged at one end of the tool holder 100, and the hoisting ring 106 and the center of gravity of the tool pan 200 when the tool holder 100 is mounted on the tool holder and hoisted by hoisting equipment (such as a gantry crane, a truck crane and the like) are positioned in the same vertical plane, so that the supporting surface is matched with the position state of a vertical side wall, which is adjacent to the plane where the clamp is positioned, of the workpiece spindle box 202 and is parallel to the rotating shaft of the workpiece spindle box 202.
In order to realize the installation of the cutter head connecting sleeve 101, a bearing is arranged on the cutter head mounting frame 100, the cutter head connecting sleeve 101 is provided with a shaft shoulder, one side of the shaft shoulder is provided with an installation section, the thread section is positioned on the other side of the shaft shoulder, and the installation section penetrates through the bearing and is connected with a locking nut 102. Thus, the cutter head connecting sleeve 101 can be detached after the locking nut 102 is detached, and the rotation of the cutter head connecting sleeve 101 can be realized through the bearing.
Further, at least one circle of steel balls are formed on the cutter frame 100 on the periphery of the cutter head connecting sleeve 101, and the end face of the cutter head 200 or the cutter head connecting sleeve 101 is attached to the steel balls. Preferably, the steel ball is located in the area covered by the shaft shoulder and is attached to the shaft shoulder. Therefore, the hidden design can be realized, and the service life of the steel ball is prolonged. The setting of steel ball also can prolong the life of bearing.
As shown in fig. 2, two supporting seats 104 are provided at an end of the tool holder 100 facing away from the threaded section, and supporting surfaces are formed by ends of the supporting seats 104. In order to improve the installation accuracy of the cutter mounting frame 100 on the workpiece spindle box 202, the cutter mounting and dismounting mechanism further comprises a positioning hole which is preset on the side wall of the workpiece spindle box 202 where the hanging buckle structure is located, and a positioning support 103 which is matched with the positioning hole is arranged at one end, away from the threaded section, of the cutter mounting frame 100. The tail end of the positioning support 103 can be inserted into the positioning hole, so that the positioning is realized by matching the positioning support 103 with the positioning hole.
Further, in order to improve the mounting stability, a threaded hole is formed in the peripheral side of the positioning hole, and a screw is arranged on the positioning support 103 corresponding to the threaded hole.
The disassembly and assembly mechanism with the structure has the following working mechanism for installing the cutter head 200:
firstly, laying and placing the cutter head 200, installing the cutter head connecting sleeve 101 on the cutter head 200, and then installing the tool rest 100 on the cutter head connecting sleeve 101 to realize the connection of the cutter head 200 and the tool rest 100;
then, controlling a hoisting device to hoist the cutter head 200 and the cutter frame 100, carrying the cutter head and the cutter frame to the position of a machine tool, controlling the cutter spindle 203 box and the workpiece spindle box 202 to horizontally stagger a certain position by the machine tool in advance so as to avoid interference between the cutter spindle 203 box and a lifting rope of the hoisting device, directly controlling the hoisting device to move the cutter frame 100 to a position where the hook 105 is aligned with the hanging rod 201, and then putting down the cutter frame and the hanging rod to enable the cutter spindle 203 box and the hanging rod 201 to be hung and buckled together, wherein in the process, the positioning support 103 is inserted into the positioning hole to realize positioning, and then;
then, controlling the workpiece spindle box 202 to rotate to enable the cutter head 200 to face upwards, moving the cutter spindle 203 box to be aligned and close to the workpiece spindle box 202, and manually rotating the cutter head 200 in the closing process to enable the bolt hole positions on the cutter head 200 to be aligned with the hole positions on the cutter spindle 203 until the cutter head 200 and the cutter spindle 203 are completely attached;
and then sequentially installing a bolt, removing the locking nut 102, withdrawing the workpiece spindle box 202 and removing the cutter head connecting sleeve 101.
The operation of removing the cutter head 200 is reversed from that described above.
In order to move and adjust the specific position of the knife holder 100 conveniently, the knife holder 100 is buckled with the hanging rod 201 more conveniently, and a handle or a structure similar to the handle can be arranged on the knife holder 100, so that a worker can hold and apply force conveniently.
In conclusion, by adopting the cutter head dismounting and mounting mechanism, workers do not need to lift the cutter head 200 for a long time in the whole dismounting and mounting process, the dismounting and mounting are simple and convenient, the dismounting and mounting efficiency is improved, and the practicability is strong.
In the above process, if the height of the support seat 104 is not high enough to meet the requirement of entering the bolt, the bolt can be inserted into the cutter head 200 in the hoisting process, and then the subsequent steps are performed.
Obviously, the bolt of the tool holder 100 corresponding to the cutter head 200 is provided with a relief structure.
In addition to the above embodiment, the tool holder 100 may be provided with a positioning surface directly abutting on an end surface of the cutter head 200, and the threaded section may protrude from the positioning surface. Compared with the arrangement mode of the steel balls, the arrangement mode has better supporting effect, but can influence the rotation of the cutter head 200 to a certain extent.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a blade disc dismouting mechanism, its characterized in that, including a dress knife rest and one predetermine on the work piece main shaft box adjacent with anchor clamps place plane and with hang knot structure on the parallel lateral wall of pivot of work piece main shaft box, the dress knife rest is provided with the rotatable blade disc adapter sleeve that can dismantle, the end of blade disc adapter sleeve be provided with the screw thread section of the cutter mounting hole adaptation on the blade disc, dress knife rest in the blade disc adapter sleeve deviates from the one end of screw thread section be provided with hang knot structure place the holding surface of the lateral wall adaptation of work piece main shaft box, and be provided with on the dress knife rest with hang the couple structure of knot structure adaptation, the dress knife rest can pass through the couple structure with the holding surface cooperates and fixes jointly hang knot structure place the lateral wall of work piece main shaft box.
2. The cutter head dismounting and mounting mechanism according to claim 1, wherein a hoisting structure capable of being matched with a hoisting device is arranged on the cutter mounting frame, and the hoisting structure is located in a direction in which the hook structure is separated from the hanging buckle structure.
3. The cutter head dismounting mechanism according to claim 2, wherein a positioning surface is provided on the cutter head for fitting with the end surface of the cutter head, and the thread section protrudes from the positioning surface.
4. The cutter head dismounting mechanism according to claim 2, characterized in that the mounting rack is provided with at least one circle of steel balls on the periphery of the cutter head connecting sleeve, and the end surface of the cutter head or the cutter head connecting sleeve is attached to the steel balls.
5. The cutter head dismounting mechanism according to claim 4, wherein a bearing is provided on the cutter head mounting frame, the cutter head connecting sleeve has a shaft shoulder, one side of the shaft shoulder is provided with an installation section, the thread section is located on the other side of the shaft shoulder, and the installation section passes through the bearing and is connected with a locking nut.
6. The cutterhead mounting and dismounting mechanism according to claim 5, wherein said steel balls are located in the area covered by said shoulder and abut against said shoulder.
7. The cutterhead mounting and dismounting mechanism according to claim 1, wherein the end of said mounting turret facing away from said threaded section is provided with a plurality of support seats, said support surface being defined by the ends of said support seats.
8. The cutter head dismounting and mounting mechanism according to claim 7, further comprising a positioning hole pre-arranged on the side wall of the workpiece spindle box body where the hanging buckle structure is located, and a positioning support matched with the positioning hole is arranged at one end of the cutter mounting frame departing from the threaded section.
9. The cutter head dismounting and mounting mechanism according to claim 8, wherein a threaded hole is formed in the peripheral side of the positioning hole, and a screw is provided on the positioning support corresponding to the threaded hole.
10. The cutter head dismounting and mounting mechanism according to claim 1, wherein a relief structure is provided on the cutter head corresponding to the bolt of the cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392892.3A CN111037322B (en) | 2019-12-30 | 2019-12-30 | Cutter disc assembling and disassembling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392892.3A CN111037322B (en) | 2019-12-30 | 2019-12-30 | Cutter disc assembling and disassembling mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN111037322A true CN111037322A (en) | 2020-04-21 |
| CN111037322B CN111037322B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911392892.3A Active CN111037322B (en) | 2019-12-30 | 2019-12-30 | Cutter disc assembling and disassembling mechanism |
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| JPH1142526A (en) * | 1997-07-30 | 1999-02-16 | Brother Ind Ltd | Tool changing arm and tool grasp device provided with this arm |
| TW201121701A (en) * | 2009-12-31 | 2011-07-01 | Metal Ind Res & Dev Ct | Processing device for rotary changing tool |
| CN203664791U (en) * | 2013-11-29 | 2014-06-25 | 南京梅山冶金发展有限公司 | Cutter for processing loose plate of trolley |
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| CN105414682A (en) * | 2015-12-02 | 2016-03-23 | 湖南中大创远数控装备有限公司 | Cutter installing method applied to spiral bevel gear machine tool and cutter installing tool applied to cutter installing method |
| CN205703430U (en) * | 2016-03-29 | 2016-11-23 | 东莞市明科机械设备有限公司 | A kind of cutter-removing mechanism of drilling and tapping machine |
| CN106416442A (en) * | 2014-04-30 | 2017-02-15 | 瑞典爱立信有限公司 | Mounting of telecommunication equipment to structure |
| CN106624942A (en) * | 2016-11-04 | 2017-05-10 | 宁波海天精工股份有限公司 | Tool dismounting mechanism of chain type tool magazine |
| CN206764416U (en) * | 2017-03-31 | 2017-12-19 | 襄阳新烽火数控机床有限公司 | Automatic loading and unloading cutter head |
| CN107649849A (en) * | 2017-08-10 | 2018-02-02 | 中国北方发动机研究所(天津) | A kind of gear shaft support bearing lid rotation centering structure and aligning method |
| CN108673215A (en) * | 2018-07-26 | 2018-10-19 | 济南德辰机器有限公司 | A kind of face miller Rapid knife exchanging mechanism |
| CN109454426A (en) * | 2018-12-25 | 2019-03-12 | 中铁隧道局集团有限公司 | A kind of equipment and hanging method for the replacement of shield normal pressure cutterhead upper slitter cylinder |
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2019
- 2019-12-30 CN CN201911392892.3A patent/CN111037322B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1142526A (en) * | 1997-07-30 | 1999-02-16 | Brother Ind Ltd | Tool changing arm and tool grasp device provided with this arm |
| TW201121701A (en) * | 2009-12-31 | 2011-07-01 | Metal Ind Res & Dev Ct | Processing device for rotary changing tool |
| CN203664791U (en) * | 2013-11-29 | 2014-06-25 | 南京梅山冶金发展有限公司 | Cutter for processing loose plate of trolley |
| CN106416442A (en) * | 2014-04-30 | 2017-02-15 | 瑞典爱立信有限公司 | Mounting of telecommunication equipment to structure |
| CN104057298A (en) * | 2014-06-30 | 2014-09-24 | 日立电梯电机（广州）有限公司 | Hole-finding device |
| CN105414682A (en) * | 2015-12-02 | 2016-03-23 | 湖南中大创远数控装备有限公司 | Cutter installing method applied to spiral bevel gear machine tool and cutter installing tool applied to cutter installing method |
| CN205703430U (en) * | 2016-03-29 | 2016-11-23 | 东莞市明科机械设备有限公司 | A kind of cutter-removing mechanism of drilling and tapping machine |
| CN106624942A (en) * | 2016-11-04 | 2017-05-10 | 宁波海天精工股份有限公司 | Tool dismounting mechanism of chain type tool magazine |
| CN206764416U (en) * | 2017-03-31 | 2017-12-19 | 襄阳新烽火数控机床有限公司 | Automatic loading and unloading cutter head |
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| CN108673215A (en) * | 2018-07-26 | 2018-10-19 | 济南德辰机器有限公司 | A kind of face miller Rapid knife exchanging mechanism |
| CN109454426A (en) * | 2018-12-25 | 2019-03-12 | 中铁隧道局集团有限公司 | A kind of equipment and hanging method for the replacement of shield normal pressure cutterhead upper slitter cylinder |
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| Publication number | Publication date |
|---|---|
| CN111037322B (en) | 2022-07-22 |
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