CN112439955A - Multi-axis machining numerical control linear cutting machine - Google Patents
Multi-axis machining numerical control linear cutting machine Download PDFInfo
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- CN112439955A CN112439955A CN202011292858.1A CN202011292858A CN112439955A CN 112439955 A CN112439955 A CN 112439955A CN 202011292858 A CN202011292858 A CN 202011292858A CN 112439955 A CN112439955 A CN 112439955A
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- box body
- bevel gear
- worm
- cutting machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
- B23H7/10—Supporting, winding or electrical connection of wire-electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
- B23H7/08—Wire electrodes
- B23H7/10—Supporting, winding or electrical connection of wire-electrode
- B23H7/101—Supply of working media
Abstract
The invention discloses a multi-axis machining numerical control linear cutting machine, which comprises a base, a main rack, a workbench, a wire conveying mechanism, a taper adjusting mechanism and a wire conveying mechanism, wherein the main rack is fixed on a supporting block on the right side of the base; the taper adjusting mechanism comprises a box body part, a bevel gear reversing part, a bilateral synchronous pulley part and a worm and worm gear reversing part, wherein the bevel gear reversing part, the bilateral synchronous pulley part and the worm and worm gear reversing part are all connected with the box body part, and the box body part is fixed on the main frame. The multi-axis machining numerical control linear cutting machine tool can meet the requirements of machining of various tapers of workpieces and machining of complex parts, and not only saves time, but also ensures quality. Meanwhile, the numerical control linear cutting machine tool does not increase friction between the molybdenum wire and the guide wheel, and the service life of the molybdenum wire is ensured.
Description
Technical Field
The invention relates to an electric spark control machine tool, in particular to a multi-axis machining numerical control linear cutting machine tool.
Background
The numerical control linear cutting machine tool is divided into a rapid wire-moving linear cutting machine tool and a slow wire-moving linear cutting machine tool according to the wire-moving speed of the electrode wire. The existing fast wire-feeding cutting machine comprises a machine body, a main frame, a workbench, a wire conveying mechanism and the like.
The taper adjustment of the existing wire cutting machine tool for quickly cutting wires is realized by adjusting a small sliding table, so that an upper guide wheel of a molybdenum wire moves to deviate from a central line to form an angle, and structures such as taper holes are cut. The disadvantages of the taper adjusting structure are as follows: firstly, because the upper guide wheel deviates from the central line, dislocation can be generated between the upper guide wheel and the lower guide wheel, so that the friction between the molybdenum wire and the guide wheel is increased, and the abrasion or the fracture of the molybdenum wire is increased; and the moving distance of the upper guide wheel is small, so that the taper formed by the structure is small, namely the direction forming a minimum angle (about +/-5 degrees) with the z axis cannot adapt to the machining of workpieces with large taper, the machining range of linear cutting is greatly limited, when the workpieces have multiple machining points, multiple clamping and multiple alignment references are required, time is wasted, the machining quality cannot be guaranteed, and complex parts cannot be machined basically.
Disclosure of Invention
The invention aims to provide a multi-axis machining numerical control linear cutting machine tool, which can meet the requirements of various taper machining of workpieces and the machining of complex parts, and not only saves time, but also ensures quality. Meanwhile, the friction between the molybdenum wire and the guide wheel is not increased, and the service life of the molybdenum wire is ensured.
The invention relates to a multi-axis machining numerical control linear cutting machine, which comprises a base, a main rack, a workbench, a wire conveying mechanism, a taper adjusting mechanism and a wire conveying mechanism, wherein the main rack is fixed on a supporting block on the right side of the base; the taper adjusting mechanism comprises a box body part, a bevel gear reversing part, a bilateral synchronous pulley part and a worm and worm gear reversing part, wherein the bevel gear reversing part, the bilateral synchronous pulley part and the worm and worm gear reversing part are all connected with the box body part, and the box body part is fixed on the main frame.
Further, the box body part comprises a box body, a front guide post, a rear guide post, an upper baffle and a lower baffle; the two guide posts are arranged in parallel in the front and at the back, the upper end and the lower end of the two guide posts are respectively connected with the upper connecting block and the lower connecting block of the main frame, the two baffle plates are sleeved on the front guide post and the back guide post, and the box body is fixedly connected between the two baffle plates.
Furthermore, the bevel gear reversing component comprises a taper adjusting servo motor, a bevel gear and a bevel gear shaft; the taper adjusting servo motor is arranged outside the box body, and the bevel gear shaft are arranged in the box body; the taper adjusting servo motor is fixed on the right plate of the box body, the bevel gear is arranged on an output shaft of the taper adjusting servo motor, and two ends of a bevel gear shaft are connected with the front plate and the rear plate of the box body through bearings; the bevel gear is meshed with the bevel gear of the bevel gear shaft.
Furthermore, the bilateral synchronous pulley component comprises a front synchronous pulley unit and a rear synchronous pulley unit, each synchronous pulley unit comprises a small pulley, a large pulley and a belt, and the worm and worm wheel reversing component comprises a worm, a rotating shaft and a worm wheel; the small belt wheel, the large belt wheel and the belt are arranged outside the box body, and the worm, the rotating shaft and the worm wheel are arranged in the box body; the small belt wheels are arranged at two ends of the bevel gear shaft extending out of the front plate and the rear plate of the box body, two ends of the worm are connected with the front plate and the rear plate of the box body through bearings, the large belt wheels are arranged at two ends of the worm extending out of the front plate and the rear plate of the box body, and the belt is sleeved on the small belt wheels and the large belt wheels; two ends of the rotating shaft are connected with a left plate and a right plate of the box body through bearings, and the worm wheel is connected to the rotating shaft through keys and meshed with the worm; the large-diameter section of the rotating shaft, which is positioned outside the left plate of the box body, is connected with the wire conveying mechanism.
Further, the bevel gear on the bevel gear shaft is located at its intermediate position.
Further, the worm wheel is located in the middle of the rotation shaft.
The numerical control linear cutting machine tool for the numerical multi-axis machining has the advantages that: the wire feeding mechanism can rotate at any angle through the taper adjusting mechanism, can adapt to cutting tasks with various tapers, greatly expands the processing range of linear cutting, can realize transverse cutting and rotary cutting under the cooperation of a workbench, can directly cut a three-dimensional workpiece, and can finish processing operation of a plurality of surfaces by one-time clamping, namely finish the workpiece with a plurality of processing points by one-time processing, so that a linear cutting machine tool is not a single-surface cutting tool any more and has the function of a part of multi-axis processing centers; the invention not only saves the processing time, but also ensures the processing quality, and can process more complex parts; and secondly, as the whole wire conveying mechanism rotates, the guide wheels and the central line cannot deviate, so that dislocation cannot occur between the upper guide wheel and the lower guide wheel, friction cannot be increased between the molybdenum wire and the guide wheels, and the service life of the molybdenum wire is prolonged.
Drawings
FIG. 1 is a first perspective view of a multi-axis numerically controlled wire cutting machine according to the present invention;
FIG. 2 is a second perspective view of the multi-axis numerically controlled wire cutting machine of the present invention;
FIG. 3 is a front view of the multi-axis numerically controlled wire cutting machine of the present invention (with the case member, base and main frame removed);
FIG. 4 is a schematic view of the rotation of the taper adjusting mechanism of the multi-axis machining CNC linear cutting machine according to the present invention;
fig. 5 is a schematic view of the taper adjusting mechanism of the multi-axis machining numerical control linear cutting machine rotating to the horizontal state.
Detailed Description
Example 1
As can be seen from fig. 1, 2, 3, 4 and 5, the invention relates to a multi-axis machining numerical control linear cutting machine, which comprises a base 5, a main frame 2, a workbench 4 and a wire conveying mechanism 3, wherein the main frame 2 is fixed on a supporting block on the right side of the base 5, the workbench 4 is connected with the base 5, the machine also comprises a taper adjusting mechanism 1, and the taper adjusting mechanism 1 is connected with the wire conveying mechanism 3; the taper adjusting mechanism 1 comprises a box body part 10, a bevel gear reversing part 11, a bilateral synchronous pulley part 12 and a worm and worm gear reversing part 13, wherein the bevel gear reversing part 11, the bilateral synchronous pulley part 12 and the worm and worm gear reversing part 13 are all connected with the box body part 10, and the box body part 10 is fixed on the main rack 2.
The invention relates to a multi-axis processing numerical control linear cutting machine tool: a bevel gear reversing component 11 in the taper adjusting mechanism 1 works, and a worm and worm gear reversing component 13 is driven to rotate through a bilateral synchronous gear component 12, so that the wire conveying mechanism 3 rotates 360 degrees around a Y axis to meet the requirements of machining of various tapers of workpieces. Meanwhile, the whole 3 bodies of the wire conveying mechanism rotate, so that friction between the molybdenum wire and the guide wheel is not increased, and the service life of the molybdenum wire is ensured.
Example 2
The invention relates to a multi-axis processing numerical control linear cutting machine tool: the box body part 10 comprises a box body 101, a front guide post 102, a rear guide post 102, an upper baffle plate 103 and a lower baffle plate 103; the two guide posts 102 are arranged in parallel front and back, the upper ends and the lower ends of the two guide posts are respectively connected with the upper connecting block and the lower connecting block of the main rack 2, the two baffle plates 103 are sleeved on the front guide post 102 and the rear guide post 102, and the box body 101 is fixedly connected between the two baffle plates; the bevel gear reversing component 11 comprises a taper adjusting servo motor 111, a bevel gear 112 and a bevel gear shaft 113; the taper adjusting servo motor 111 is arranged outside the box body 101, and the bevel gear 112 and the bevel gear shaft 113 are arranged in the box body 101; a taper adjusting servo motor 111 is fixed on a right plate of the box body 101, a bevel gear 112 is arranged on an output shaft of the taper adjusting servo motor 111, and two ends of a bevel gear shaft 113 are connected with a front plate and a rear plate of the box body 101 through bearings; the bevel gear 112 is engaged with a bevel gear of a bevel gear shaft 113.
The working principle of the bevel gear reversing component 11 in the invention is as follows: the taper adjusting servo motor 111 works to drive the bevel gear shaft 113 to rotate through the bevel gear 112, so that the rotation direction from the rotation around the Y axis to the rotation around the X axis is realized.
Example 3
The invention relates to a multi-axis processing numerical control linear cutting machine tool: the bilateral synchronous pulley part 12 comprises a front synchronous pulley unit and a rear synchronous pulley unit, each synchronous pulley unit comprises a small pulley 121, a large pulley 122 and a belt 123, and the worm and worm wheel reversing part 13 comprises a worm 131, a rotating shaft 132 and a worm wheel 133; the small belt wheel 121, the large belt wheel 122 and the belt 123 are arranged outside the box body 101, and the worm 131, the rotating shaft 132 and the worm wheel 133 are arranged in the box body 101; the small belt wheel 121 is arranged at two ends of the bevel gear shaft 113 extending out of the front plate and the rear plate of the box body 101, two ends of the worm 131 are connected with the front plate and the rear plate of the box body 101 through bearings, the large belt wheel 122 is arranged at two ends of the worm 131 extending out of the front plate and the rear plate of the box body 101, and the belt 123 is sleeved on the small belt wheel 121 and the large belt wheel 122; both ends of the rotating shaft 132 are connected with the left and right plates of the box body 101 through bearings, and the worm wheel 133 is connected on the rotating shaft 132 through a key and meshed with the worm 131; the large-diameter section of the rotating shaft 132, which is positioned outside the left plate of the box body 101, is connected with the wire conveying mechanism.
The working principle of the bilateral synchronous pulley part 12 and the worm and worm wheel reversing part 13 is as follows: bevel gear shaft 113 drives two small belt wheels 121 and rotates, drives two big belt wheels 122 through two belts 123 and rotates, and big belt wheel 122 drives worm 131 and rotates to drive worm wheel 133 and rotate, worm wheel 133 drives rotation axis 132 through the key and rotates, thereby makes fortune silk mechanism 3 of being connected with rotation axis 132 rotatory, has realized fortune silk mechanism 360 rotations around the Y axle: that is, the bilateral synchronous pulley part 12 realizes the transmission of motion from the bevel gear shaft 113 to the worm 131, and the worm and worm wheel reversing part 13 realizes the reversing from the rotation around the X axis to the rotation around the Y axis, thereby driving the wire conveying mechanism 3 to rotate. Meanwhile, the double-side synchronous belt component 12 also plays a role in balancing and stabilizing the whole taper adjusting mechanism 1. As shown in fig. 1, 4 and 5, the machine tool of the present invention has the taper adjusting mechanism 1 to make the wire conveying mechanism 3 from the state of being perpendicular to the table → the state of being parallel to the table → the state of being perpendicular to the table under the premise that the position of the workpiece is not changed, so that the machined surface of the workpiece at any angle with respect to the Z axis can be cut.
Example 4
The invention relates to a multi-axis processing numerical control linear cutting machine tool: the box body part 10 further comprises a front guide sleeve 104 and a rear guide sleeve 104, wherein the front guide sleeve 104 and the rear guide sleeve 104 are respectively sleeved on the front guide post 102 and the rear guide post 102, and the upper surface and the lower surface of the front guide sleeve are respectively connected with the upper baffle 103 and the lower baffle 103.
The two guide sleeves 104 at the front and the rear have the functions of: the guide sleeve 104 and the upper baffle 103 and the lower baffle 103 form a whole, so that the strength of the box body part 10 is improved, molybdenum wires in the wire conveying mechanism are further prevented from shaking, and the processing quality of workpieces is guaranteed.
Example 5
The invention relates to a multi-axis processing numerical control linear cutting machine tool: the bevel gear on the bevel gear shaft 113 is located at its intermediate position.
The bevel gear on the bevel gear shaft 113 is positioned in the middle of the bevel gear shaft 113, so that the synchronization of the bilateral belt pulleys is further ensured.
Example 6
The invention discloses a numerical control wire cutting machine tool for multi-axis machining, which comprises: the worm wheel 133 is located in the middle of the rotation shaft 132.
The worm wheel 133 is positioned in the middle of the rotation shaft 132, further securing stability of power transmission.
The working principle of the taper adjusting mechanism in the multi-axis machining numerical control linear cutting machine tool is as follows: when the taper adjusting servo motor 111 works, the bevel gear 112 drives the bevel gear shaft 113 to rotate, the worm 131 is driven to rotate through the small belt pulley 121, the belt 122 and the large belt pulley 123, and the worm wheel 133 drives the rotating shaft 132 to rotate, so that the wire conveying mechanism connected with the rotating shaft 132 rotates, and 360-degree taper adjustment of the wire conveying mechanism is realized.
The numerical control linear cutting machine tool for the numerical multi-axis machining has the advantages that: the wire feeding mechanism can rotate at any angle through the taper adjusting mechanism, can adapt to cutting tasks with various tapers, greatly expands the processing range of linear cutting, can realize transverse cutting and rotary cutting under the cooperation of a workbench, can directly cut a three-dimensional workpiece, and can finish processing operation of a plurality of surfaces by one-time clamping, namely finish the workpiece with a plurality of processing points by one-time processing, so that a linear cutting machine tool is not a single-surface cutting tool any more and has the function of a part of multi-axis processing centers; the invention not only saves the processing time, but also ensures the processing quality, and can process more complex parts; and secondly, as the whole wire conveying mechanism rotates, the guide wheels and the central line cannot deviate, so that dislocation cannot occur between the upper guide wheel and the lower guide wheel, friction cannot be increased between the molybdenum wire and the guide wheels, and the service life of the molybdenum wire is ensured.
Claims (6)
1. The utility model provides a multiaxis processing numerical control wire cut electrical discharge machining bed, it includes base (5), main frame (2), workstation (4), fortune silk mechanism (3), and main frame (2) are fixed on the supporting shoe on base (5) the right, and workstation (4) are connected characterized by with base 5: the wire conveying device also comprises a taper adjusting mechanism (1), wherein the taper adjusting mechanism (1) is connected with the wire conveying mechanism (3); the taper adjusting mechanism (1) comprises a box body part (10), a bevel gear reversing part (11), a bilateral synchronous pulley part (12) and a worm and worm gear reversing part (13), wherein the bevel gear reversing part (11), the bilateral synchronous pulley part (12) and the worm and worm gear reversing part (13) are all connected with the box body part (10), and the box body part (10) is fixed on the main frame (2).
2. A multi-axis machining numerically controlled wire cutting machine as claimed in claim 1, wherein: the box body part (10) comprises a box body (101), a front guide post, a rear guide post (102) and an upper baffle plate and a lower baffle plate (103); the two guide columns (102) are arranged in parallel front and back, the upper ends and the lower ends of the two guide columns are respectively connected with the upper connecting block and the lower connecting block of the main frame (2), the two baffle plates (103) are sleeved on the front guide column and the rear guide column (102), and the box body (101) is fixedly connected between the two baffle plates.
3. A multi-axis machining numerically controlled wire cutting machine as claimed in claim 2, wherein: the bevel gear reversing component (11) comprises a taper adjusting servo motor (111), a bevel gear (112) and a bevel gear shaft (113); the taper adjusting servo motor (111) is arranged outside the box body (101), and the bevel gear (112) and the bevel gear shaft (113) are arranged in the box body (101); a taper adjusting servo motor (111) is fixed on a right plate of the box body (101), a bevel gear (112) is arranged on an output shaft of the taper adjusting servo motor (111), and two ends of a bevel gear shaft (113) are connected with a front plate and a rear plate of the box body (101) through bearings; the bevel gear (112) is engaged with a bevel gear of a bevel gear shaft (113).
4. A multi-axis machining numerically controlled wire cutting machine as claimed in claim 3, wherein: the bilateral synchronous pulley part (12) comprises a front synchronous pulley unit and a rear synchronous pulley unit, each synchronous pulley unit comprises a small pulley (121), a large pulley (122) and a belt (123), and the worm and worm wheel reversing part (13) comprises a worm (131), a rotating shaft (132) and a worm wheel (133); the small belt wheel (121), the large belt wheel (122) and the belt (123) are arranged outside the box body (101), and the worm (131), the rotating shaft (132) and the worm wheel (133) are arranged in the box body (101); the small belt wheel (121) is arranged at two ends of the bevel gear shaft (113) extending out of the front plate and the rear plate of the box body (101), two ends of the worm (131) are connected with the front plate and the rear plate of the box body (101) through bearings, the large belt wheel (122) is arranged at two ends of the worm (131) extending out of the front plate and the rear plate of the box body (101), and the belt (123) is sleeved on the small belt wheel (121) and the large belt wheel (122); both ends of the rotating shaft (132) are connected with the left plate and the right plate of the box body (101) through bearings, and the worm wheel (133) is connected on the rotating shaft (132) through a key and meshed with the worm (131); the large-diameter section of the rotating shaft (132) positioned outside the left plate of the box body (101) is connected with the wire conveying mechanism (3).
5. A multi-axis machining numerically controlled wire cutting machine as claimed in claim 3, wherein: the bevel gear on the bevel gear shaft (113) is located at the middle position thereof.
6. The multi-axis machining numerically controlled wire cutting machine according to claim 4, wherein: the worm wheel (133) is located in the middle of the rotating shaft (132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011292858.1A CN112439955B (en) | 2020-11-18 | 2020-11-18 | Multi-axis machining numerical control linear cutting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011292858.1A CN112439955B (en) | 2020-11-18 | 2020-11-18 | Multi-axis machining numerical control linear cutting machine |
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| CN112439955A true CN112439955A (en) | 2021-03-05 |
| CN112439955B CN112439955B (en) | 2021-11-30 |
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| CN202011292858.1A Active CN112439955B (en) | 2020-11-18 | 2020-11-18 | Multi-axis machining numerical control linear cutting machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113399767A (en) * | 2021-07-16 | 2021-09-17 | 廊坊诺唯特智能设备制造有限公司 | Linear cutting machine |
| CN114985856A (en) * | 2022-06-01 | 2022-09-02 | 大连碧蓝节能环保科技有限公司 | Auxiliary device for processing bevel gear by electric spark wire cutting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113399767A (en) * | 2021-07-16 | 2021-09-17 | 廊坊诺唯特智能设备制造有限公司 | Linear cutting machine |
| CN114985856A (en) * | 2022-06-01 | 2022-09-02 | 大连碧蓝节能环保科技有限公司 | Auxiliary device for processing bevel gear by electric spark wire cutting |
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| Publication number | Publication date |
|---|---|
| CN112439955B (en) | 2021-11-30 |
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