CN110587247A - Cavity part machining tool and machining method thereof - Google Patents
Cavity part machining tool and machining method thereof Download PDFInfo
- Publication number
- CN110587247A CN110587247A CN201910900686.2A CN201910900686A CN110587247A CN 110587247 A CN110587247 A CN 110587247A CN 201910900686 A CN201910900686 A CN 201910900686A CN 110587247 A CN110587247 A CN 110587247A
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- cutter
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- workpiece
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- 238000003754 machining Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000009966 trimming Methods 0.000 claims abstract description 52
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010892 electric spark Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P17/00—Metal-working operations, not covered by a single other subclass or another group in this subclass
- B23P17/02—Single metal-working processes; Machines or apparatus therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention provides a cavity part machining tool and a machining method thereof, wherein the cavity part machining tool comprises a base (3); offer screw through hole (31) of vertical setting on base (3), cavity parts machining frock still includes handle (1) of threaded connection on screw through hole (31), slider (32) of setting in screw through hole (31) slidable, set up fourth spring (4) of connecting between handle (1) and slider (32) in screw through hole (31), fixed mounting is in slider (32) bottom and is used for carrying out second cutter arbor (19) of the coaxial setting of angle trimming cutter (17) of square groove angle trimming processing at work piece (22) cavity lateral wall. The cavity part machining tool and the machining method thereof are novel in design and high in practicability.
Description
Technical Field
The application relates to the field of mechanical tools, in particular to a cavity part machining tool and a machining method thereof, wherein the cavity part machining tool can be used for performing square groove corner trimming machining on the side wall of a cavity part.
Background
Based on the existing CNC process, the square groove right-angle machining of the cavity part can be realized by processes such as right-angle slotting tool, wire cutting, electric spark and the like. When the slotting tool is used for processing, in order to reduce the deformation of the product, the slotting tool is generally processed by using smaller cutting parameters, so the processing time is longer; the processing cost is higher when wire cutting and electric spark processing are carried out. In order to improve the processing efficiency of the square groove right angle and reduce the processing cost, an innovative processing scheme needs to be provided.
Disclosure of Invention
The invention provides a cavity part machining tool and a machining method thereof aiming at the technical problems.
The invention provides the following technical scheme:
the invention provides a cavity part machining tool, which comprises a base, a first cutter bar, a first cutter rest, a first guide pillar, a positioning tool, a second spring, a second cutter rest, a second guide pillar, a second spring, a second cutter rest, a second guide pillar, a base and a third spring, wherein the first cutter bar is vertically and fixedly arranged on the base;
set up the screw thread through-hole of vertical setting on the base, cavity parts machining frock still includes the handle of threaded connection on the screw thread through-hole, the slider of slidable ground setting in the screw thread through-hole, set up in the screw thread through-hole and connect the fourth spring between handle and slider, fixed mounting is in the slider bottom and with the coaxial setting of first cutter arbor and wear to locate the second cutter arbor of second cutter arbor, inlay and establish on location frock and be located first cutter arbor axial, be used for contacting the corner trimming cutter of work piece cavity lateral wall and carry out square groove corner trimming at work piece cavity lateral wall.
In the cavity part machining tool, the cavity part machining tool further comprises a limiting frame arranged at the bottom of the base.
In the cavity part machining tool, the limiting frame is fixedly connected with the base through the first positioning column, and the limiting frame is further sleeved on the second guide column.
The cavity part machining tool further comprises a second positioning column fixedly arranged on the base and a third guide column in threaded connection with the first tool rest; the first cutter frame is slidably sleeved on the second positioning column, and the third guide column slidably penetrates through the base.
In the cavity part machining tool, the first spring is sleeved on the third guide pillar and is positioned between the first tool rest and the base.
In the cavity part machining tool, the cavity part machining tool further comprises an adjusting cushion block arranged on the top of the first guide pillar, and a fixing screw which is in threaded connection with the top of the first guide pillar and is used for pressing the adjusting cushion block on the first guide pillar.
The invention also provides a processing method of the cavity part processing tool, which comprises the following steps:
step S1, fixedly mounting the workpiece to be subjected to corner trimming on a positioning tool; embedding the angle trimming cutter on the positioning tool, and enabling the angle trimming cutter to be positioned in the axial direction of the first cutter rod and to be in contact with the side wall of the workpiece cavity;
step S2, a force is applied downwards to the handle to drive the base and the second cutter bar to move downwards along the second guide post, so that the second cutter bar contacts the angle trimming cutter and drives the angle trimming cutter, the workpiece and the positioning tool to move downwards, so that the workpiece contacts the first cutter frame and drives the first cutter frame to move downwards to contact the angle trimming cutter and the first cutter bar, the workpiece slides downwards relative to the angle trimming cutter, and the angle trimming processing of the square groove at the upper part of the workpiece cavity is completed;
step S3, reducing the downward acting force applied to the handle, so that the angle trimming cutter is separated from the first cutter rod; and the handle is screwed into the threaded through hole downwards, so that the fourth spring is compressed to push the second cutter bar downwards, the angle trimming cutter is driven to move downwards, and the angle trimming cutter is used for trimming the square groove at the lower part of the workpiece cavity.
The invention provides a cavity part machining tool and a machining method thereof. The downward stroke of the base is limited by the limiting frame; when the limiting frame is contacted with the second tool rest, the base cannot move downwards; in step S2, the relative displacement between the second tool post and the workpiece cannot be continued; in step S3, the force applied during the corner trimming of the square groove at the lower part of the workpiece cavity is also ensured to be uniform. The cavity part machining tool and the machining method thereof are novel in design and high in practicability.
Drawings
Fig. 1 shows a schematic structural diagram of a cavity part machining tool according to a preferred embodiment of the invention.
Detailed Description
The technical problem to be solved by the invention is as follows: the square groove right angle processing of the cavity part can be realized by processes such as right angle slotting tool, linear cutting, electric spark and the like. When the slotting tool is used for processing, in order to reduce the deformation of the product, the slotting tool is generally processed by using smaller cutting parameters, so the processing time is longer; the processing cost is higher when wire cutting and electric spark processing are carried out. The technical idea of the invention for solving the technical problem is as follows: through the structures of the fourth spring 4, the sliding block 32 and the second cutter bar 19 and the coaxial arrangement of the second cutter bar 19, the first cutter bar 13 and the angle trimming cutter 17, the angle trimming processing of a square groove at the upper part of a cavity of the workpiece 22 can be realized, and the angle trimming processing of a square groove at the lower part of the cavity of the workpiece 22 can also be realized, so that the stroke of the relative motion of the angle trimming cutter 17 and the workpiece 22 is divided into two sections, the excessive deformation generated on the workpiece is avoided, and the right-angled processing efficiency of the square groove is improved. The downward stroke of the base 3 is limited by the limiting frame 20; when the limiting frame 20 is contacted with the second tool rest 18, the base 3 can not move downwards; in step S2, no further relative displacement can occur between the second tool post 18 and the workpiece 22; in step S3, it is also ensured that the force is uniformly applied during the corner trimming of the square groove in the lower portion of the cavity of the workpiece 22.
In order to make the objects, technical solutions and technical effects of the present invention more clear, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a cavity part machining tool according to a preferred embodiment of the invention. Specifically, the cavity part machining tool comprises a base 10, a first cutter bar 13 vertically and fixedly arranged on the base 10, a first knife rest 16 which is arranged on the base 10 through a first spring 15 and is sleeved on the first knife rod 13 in a sliding way, a first guide post 11 which is vertically and fixedly arranged on the base 10, a positioning tool 8 which is slidably sleeved on the first guide post 11 and is positioned above the first tool rest 16 and is used for fixing a workpiece 22 to be subjected to corner repairing processing, a second spring 9 which is sleeved on the first guide post 11 and is arranged between the positioning tool 8 and the base 10, a second tool rest 18 which is fixedly arranged on the base 10 and is positioned above the positioning tool 8, a second guide post 2 which is vertically and fixedly arranged on the second tool rest 18, the base 3 is sleeved on the second guide pillar 2 in a sliding manner, and the third spring 5 is sleeved on the second guide pillar 2 and is positioned between the base 3 and the second tool rest 18;
the base 3 is provided with a vertically arranged threaded through hole 31, the cavity part machining tool further comprises a handle 1 in threaded connection with the threaded through hole 31, a sliding block 32 arranged in the threaded through hole 31 in a sliding mode, a fourth spring 4 arranged in the threaded through hole 31 and connected between the handle 1 and the sliding block 32, a second cutter bar 19 fixedly installed at the bottom of the sliding block 32, coaxially arranged with the first cutter bar 13 and penetrating the second cutter bar 18, and a corner trimming cutter 17 which is embedded on the positioning tool 8 and located in the axial direction of the first cutter bar 13 and used for contacting the side wall of the cavity of the workpiece 22 and performing corner trimming on the side wall of the cavity of the workpiece 22.
Based on the basic technical scheme, the invention also provides a processing method of the cavity part processing tool, which comprises the following steps:
step S1, fixedly mounting the workpiece 22 to be subjected to corner trimming on the positioning tool 8; embedding the corner trimming tool 17 on the positioning tool 8, and enabling the corner trimming tool 17 to be positioned in the axial direction of the first tool bar 13 and to be in contact with the side wall of the cavity of the workpiece 22;
step S2, a force is applied downwards to the handle 1 to drive the base 3 and the second cutter bar 19 to move downwards along the second guide post 2, so that the second cutter bar 19 contacts the angle trimming cutter 17 and drives the angle trimming cutter 17, the workpiece 22 and the positioning tool 8 to move downwards, so that the workpiece 22 contacts the first cutter frame 16 and drives the first cutter frame 16 to move downwards so that the angle trimming cutter 17 contacts the first cutter bar 13, the workpiece 22 slides downwards relative to the angle trimming cutter 17, and the square groove angle trimming processing on the upper part of the cavity of the workpiece 22 is completed;
step S3, reducing the downward force applied to the handle 1 so that the chamfering tool 17 is separated from the first blade bar 13; and the handle 1 is screwed into the threaded through hole 31 downwards, so that the fourth spring 4 is compressed to push the second cutter bar 19 downwards, the angle trimming cutter 17 is driven to move downwards, and the angle trimming cutter 17 performs angle trimming on a square groove at the lower part of the cavity of the workpiece 22.
In the above technical solution, by the structure of the fourth spring 4, the slider 32 and the second tool bar 19, and by the coaxial arrangement of the second tool bar 19, the first tool bar 13 and the corner trimming tool 17, the corner trimming of the square groove at the upper part of the cavity of the workpiece 22 can be realized, and the corner trimming of the square groove at the lower part of the cavity of the workpiece 22 can also be realized.
Further, in this embodiment, the cavity part machining tool further includes a limiting frame 20 disposed at the bottom of the base 3. The downward stroke of the base 3 is limited by the limiting frame 20; when the limiting frame 20 is contacted with the second tool rest 18, the base 3 can not move downwards; in step S2, no further relative displacement can occur between the second tool post 18 and the workpiece 22; in step S3, it is also ensured that the force is uniformly applied during the corner trimming of the square groove in the lower portion of the cavity of the workpiece 22.
Furthermore, the limiting frame 20 is fixedly connected with the base 3 through the first positioning column 21, and the limiting frame 20 is further sleeved on the second guide pillar 2. Typically, the first positioning post 21 is mounted on the base 3 and is threadedly connected to the spacing block 20.
Further, the cavity part machining tool further comprises a second positioning column 12 fixedly installed on the base 10 and a third guide column 14 in threaded connection with the first tool rest 16; the first tool holder 16 is slidably sleeved on the second positioning column 12, and the third guiding column 14 is slidably inserted on the base 10. Through the arrangement of the third guide pillar 14 and the second positioning pillar 12, the vertical up-and-down movement of the first tool rest 16 relative to the base 10 is realized.
Further, the first spring 15 is sleeved on the third guide post 14 and is located between the first knife rest 16 and the base 10.
Further, the cavity part machining tool further comprises an adjusting cushion block 7 arranged at the top of the first guide pillar 11, and a fixing screw 6 in threaded connection with the top of the first guide pillar 11 and used for pressing the adjusting cushion block 7 on the first guide pillar 11. Through adjusting the cushion block 7, the technical effect of limiting the positioning tool 8 on the first guide pillar 11 is achieved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A cavity part machining tool is characterized by comprising a base (10), a first cutter bar (13) vertically and fixedly arranged on the base (10), a first cutter rest (16) which is arranged on the base (10) through a first spring (15) and slidably sleeved on the first cutter bar (13), a first guide pillar (11) vertically and fixedly arranged on the base (10), a positioning tool (8) which is slidably sleeved on the first guide pillar (11) and positioned above the first cutter rest (16) and used for fixing a workpiece (22) to be subjected to corner repairing machining, a second spring (9) sleeved on the first guide pillar (11) and arranged between the positioning tool (8) and the base (10), a second cutter rest (18) fixedly arranged on the base (10) and positioned above the positioning tool (8), and a second guide pillar (2) vertically and fixedly arranged on the second cutter rest (18), the base (3) is sleeved on the second guide post (2) in a sliding manner, and the third spring (5) is sleeved on the second guide post (2) and is positioned between the base (3) and the second tool rest (18);
offer screw thread through-hole (31) of vertical setting on base (3), cavity parts machining frock still includes handle (1) of threaded connection on screw thread through-hole (31), slider (32) of setting in screw thread through-hole (31) slidable, set up fourth spring (4) of connecting between handle (1) and slider (32) in screw thread through-hole (31), fixed mounting is in slider (32) bottom and with first cutter arbor (13) coaxial setting and wear to locate second cutter arbor (19) of second knife rest (18), inlay and establish on location frock (8) and be located first cutter arbor (13) axial, be used for contacting work piece (22) cavity lateral wall and carry out square groove corner trimming cutter (17) of processing at work piece (22) cavity lateral wall.
2. The cavity part machining tool according to claim 1, further comprising a limiting frame (20) arranged at the bottom of the base (3).
3. The cavity part machining tool according to claim 2, wherein the limiting frame (20) is fixedly connected with the base (3) through a first positioning column (21), and the limiting frame (20) is further sleeved on the second guide column (2).
4. The cavity part machining tool according to claim 1, further comprising a second positioning column (12) fixedly mounted on the base (10) and a third positioning column (14) in threaded connection with the first tool rest (16); the first tool rest (16) is slidably sleeved on the second positioning column (12), and the third guide column (14) is slidably arranged on the base (10) in a penetrating manner.
5. The cavity part machining tool according to claim 4, characterized in that the first spring (15) is sleeved on the third guide pillar (14) and is located between the first tool rest (16) and the base (10).
6. The cavity part machining tool according to claim 1, further comprising an adjusting cushion block (7) arranged on the top of the first guide pillar (11), and a fixing screw (6) screwed on the top of the first guide pillar (11) and used for pressing the adjusting cushion block (7) on the first guide pillar (11).
7. The machining method of the cavity part machining tool according to any one of claims 1 to 6, characterized by comprising the following steps of:
s1, fixedly mounting the workpiece (22) to be subjected to corner trimming on the positioning tool (8); embedding the angle trimming cutter (17) on the positioning tool (8), and enabling the angle trimming cutter (17) to be positioned in the axial direction of the first cutter bar (13) and to be in contact with the side wall of the cavity of the workpiece (22);
step S2, a downward force is applied to the handle (1), the base (3) and the second cutter bar (19) are driven to move downwards along the second guide post (2), the second cutter bar (19) is made to contact with the corner trimming cutter (17), the workpiece (22) and the positioning tool (8) are driven to move downwards, the workpiece (22) is made to contact with the first cutter rest (16), the first cutter rest (16) is driven to move downwards, the corner trimming cutter (17) is made to contact with the first cutter bar (13), the workpiece (22) slides downwards relative to the corner trimming cutter (17), and corner trimming of a square groove in the upper portion of a cavity of the workpiece (22) is completed;
step S3, reducing the downward acting force applied to the handle (1) to separate the corner trimming cutter (17) from the first cutter rod (13); the handle (1) is screwed into the threaded through hole (31) downwards, so that the fourth spring (4) is compressed to push the second cutter bar (19) downwards, the angle trimming cutter (17) is driven to move downwards, and the angle trimming cutter (17) is used for trimming the square groove at the lower part of the cavity of the workpiece (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900686.2A CN110587247B (en) | 2019-09-23 | 2019-09-23 | Cavity part machining tool and machining method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900686.2A CN110587247B (en) | 2019-09-23 | 2019-09-23 | Cavity part machining tool and machining method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110587247A true CN110587247A (en) | 2019-12-20 |
| CN110587247B CN110587247B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910900686.2A Active CN110587247B (en) | 2019-09-23 | 2019-09-23 | Cavity part machining tool and machining method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204235173U (en) * | 2014-11-14 | 2015-04-01 | 山东泗水大象机械有限公司 | Hole internal diameter slotted eye processing unit (plant) |
| US20150298274A1 (en) * | 2012-08-06 | 2015-10-22 | Etxe-Tar, S.A. | Machine tool |
| CN105522224A (en) * | 2016-03-02 | 2016-04-27 | 北京瀚川鑫冶工程技术有限公司 | Collet-type guiding device for peeling of rods, wires and tubes |
| CN207387103U (en) * | 2017-09-01 | 2018-05-22 | 上海德舒赫金属制品有限公司 | The fast-positioning device of horizontal CNC |
| CN108393692A (en) * | 2018-03-06 | 2018-08-14 | 吉林省金沙数控机床股份有限公司 | A kind of automatic assembly line for processing disc-shaped workpiece |
| CN210703421U (en) * | 2019-09-23 | 2020-06-09 | 深圳市飞亚达科技发展有限公司 | Cavity part machining tool |
-
2019
- 2019-09-23 CN CN201910900686.2A patent/CN110587247B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150298274A1 (en) * | 2012-08-06 | 2015-10-22 | Etxe-Tar, S.A. | Machine tool |
| CN204235173U (en) * | 2014-11-14 | 2015-04-01 | 山东泗水大象机械有限公司 | Hole internal diameter slotted eye processing unit (plant) |
| CN105522224A (en) * | 2016-03-02 | 2016-04-27 | 北京瀚川鑫冶工程技术有限公司 | Collet-type guiding device for peeling of rods, wires and tubes |
| CN207387103U (en) * | 2017-09-01 | 2018-05-22 | 上海德舒赫金属制品有限公司 | The fast-positioning device of horizontal CNC |
| CN108393692A (en) * | 2018-03-06 | 2018-08-14 | 吉林省金沙数控机床股份有限公司 | A kind of automatic assembly line for processing disc-shaped workpiece |
| CN210703421U (en) * | 2019-09-23 | 2020-06-09 | 深圳市飞亚达科技发展有限公司 | Cavity part machining tool |
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| Publication number | Publication date |
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| CN110587247B (en) | 2024-06-25 |
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