CN212794214U - Automatic burnishing device of panel beating cut surface ultrasonic wave - Google Patents
Automatic burnishing device of panel beating cut surface ultrasonic wave Download PDFInfo
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- CN212794214U CN212794214U CN202021521031.9U CN202021521031U CN212794214U CN 212794214 U CN212794214 U CN 212794214U CN 202021521031 U CN202021521031 U CN 202021521031U CN 212794214 U CN212794214 U CN 212794214U
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Abstract
The utility model relates to an automatic burnishing device of panel beating cut surface ultrasonic wave, include: a base plate; the three-axis cantilever servo sliding table is arranged on the bottom plate and comprises a horizontal X-axis sliding rail, a horizontal Y-axis sliding rail and a vertical Z-axis sliding rail; the ultrasonic polishing mechanism is movably arranged on a Z-axis slide rail of the three-axis cantilever servo sliding table, can move in any direction along the three-axis cantilever servo sliding table, and comprises an ultrasonic polisher and a polishing rod arranged at the lower part of the ultrasonic polisher; and the positioning and clamping mechanism is arranged on the bottom plate, is positioned at the lower part of the polishing rod and is used for fixing a workpiece to be polished. Compared with the prior art, the polishing device has the advantages of simple operation, stable processing quality, high polishing efficiency and wide processing range, can polish the mirror surface to the maximum extent, can meet the extensive surface technical requirements, and can not change the original dimensional precision after polishing.
Description
Technical Field
The utility model relates to a sheet metal part cut surface polishing processing technology field, concretely relates to automatic burnishing device of panel beating cut surface ultrasonic wave.
Background
After a sheet metal material is punched and processed by a cold stamping die, a fillet belt, a bright belt and a tearing belt are formed on a cut surface of the sheet metal, the bright belt and the tearing belt account for more than 90% of the cut surface, and the roughness of the surface formed by the bright belt and the tearing belt is generally larger than 3.2 mu m by adopting a common punching technology, so that the cut surface can not obtain the roughness smaller than 0.4 mu m by a punching method.
The prior art meets the requirement that the cut surface is less than 0.4 μm in roughness by a plurality of processing methods:
the first method comprises the following steps: the cutting surface with the roughness close to 0.4 mu m can be obtained by adopting the fine blanking die for processing, the scheme has higher requirements on die materials, die manufacturing precision and punch precision, the roughness of all the cutting surfaces is the same, the improvement on the local cutting surface roughness cannot be realized, the die manufacturing cost is high, the stamping service life is relatively short, and the requirement that the cutting surface is completely less than 0.4 mu m in roughness is difficult to meet.
And the second method comprises the following steps: the method is characterized in that a part needing to meet the requirement that the cut surface is less than 0.4 mu m in roughness is subjected to golden cutting bright processing, a little of allowance of the golden cutting processing is left in blanking processing, then a processing center is used for carrying out milling processing according to the track of the cut surface by using a high-speed milling cutter, and the cut surface with the roughness less than 0.4 mu m can be obtained.
And the third is that: the cutting surface part with the roughness less than 0.4 mu m is polished by adopting the handheld ultrasonic polishing head, although the requirement of the roughness can be met, the verticality and the uniformity of the cutting surface can be damaged, the yield of products is not high, the production efficiency is low, and the labor intensity of workers is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic burnishing device of panel beating cut surface ultrasonic wave in order to solve the problem that current panel beating part cut surface is difficult to satisfy the roughness that is less than 0.4 mu m.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides an automatic burnishing device of panel beating cut surface ultrasonic wave, includes:
a base plate;
the three-axis cantilever servo sliding table is arranged on the bottom plate and comprises a horizontal X-axis sliding rail, a horizontal Y-axis sliding rail and a vertical Z-axis sliding rail;
the ultrasonic polishing mechanism is movably arranged on a Z-axis slide rail of the three-axis cantilever servo sliding table, can move in any direction along the three-axis cantilever servo sliding table, and comprises an ultrasonic polisher and a polishing rod arranged at the lower part of the ultrasonic polisher; and
and the positioning and clamping mechanism is arranged on the bottom plate, is positioned at the lower part of the polishing rod and is used for fixing a workpiece to be polished.
Furthermore, the lower part of the ultrasonic polisher is arranged between a clamping cover and a clamping seat, the clamping cover is connected with the clamping seat, and the clamping seat is connected with the Z-axis slide rail through a Z-axis slide block.
Furthermore, the clamping base and the clamping cover are rectangular cuboids and have the same size, curved surface semicircular grooves which are communicated up and down are formed in the plane of the clamping base opposite to the clamping cover, the two curved surface semicircular grooves form curved surface circular holes, and bolt mounting through holes are formed in the four corners of the clamping base and the four corners of the clamping cover and used for mounting fastening bolts.
Further, the shape of the curved circular hole is the same as the curved shape of the clamping part of the ultrasonic polisher.
Further, the clamping seat is connected with the Z-axis sliding block through a bolt.
Furthermore, an elastic bushing is arranged in a curved circular hole formed by combining the clamping cover and the clamping seat and used for eliminating the damage of high-speed impact generated by the ultrasonic polisher during working on the servo sliding table.
Furthermore, the elastic bushing is a semicircular rubber piece with the thickness of 3-6mm, the shape of the elastic bushing is the same as the curved surface of the clamping part of the ultrasonic polisher, and the elastic bushing is respectively embedded in the clamping cover and the clamping seat.
Further, the polishing rod is mounted at the lower part of the ultrasonic polisher through a polishing rod clamping head.
Further, the location fixture includes:
the two equal-height feet are arranged in parallel and are connected with the bottom plate through fastening bolts;
the mounting plate is used for mounting a polishing workpiece, is mounted at the upper part of the equal-height foot, is provided with a through hole with the same polishing track at the central part and is used for abdicating the polishing rod during working; and
and the pressing plate is arranged on the mounting plate and used for pressing the workpiece.
Furthermore, a positioning pin mounting hole is formed in the same position of the mounting plate as the positioning hole of the workpiece and used for mounting a positioning pin;
the mounting plate is also provided with a threaded hole for mounting a compression bolt so that the pressure plate compresses the workpiece;
the pressing plate is a rectangular cuboid, a flange is arranged below the rear portion of the pressing plate, the height of the flange is the same as the plate thickness of the workpiece, the pressing plate is parallel to the mounting plate when the workpiece is pressed tightly, and the shape of the front end face of the pressing plate is the same as the polishing track.
When the polishing clamp works, the two semicircular elastic bushings are respectively embedded in the clamping cover and the clamping seat, a polishing rod and a polishing rod clamping head with proper specifications are selected and installed on the ultrasonic polisher according to the material and the shape of a workpiece to be polished, the ultrasonic polisher is embedded in the proper position of the clamping seat, the clamping cover is closed, and the fastening bolt is screwed down; the method comprises the steps of placing a workpiece on an installation plate, placing two positioning pins on the installation plate in positioning holes of the workpiece, installing a pressing plate, screwing down a pressing bolt to fully fix and press the polishing workpiece, and cutting into a polishing track of a cut surface of the workpiece by about 0.1-0.2mm in advance when adjusting the running track of a polishing rod to ensure that sufficient polishing pressure exists in the polishing process.
The ultrasonic polisher is opened, a control program is started, the polishing rod polishes a preset cut surface, the polishing rod can generate reciprocating displacement smaller than 0.6mm under the drive of a transducer in the ultrasonic polisher, the frequency of the reciprocating displacement exceeds 20000Hz, the polishing rod realizes grinding and polishing of the cut surface through high-speed reciprocating vibration, if the polished surface has elastic displacement, polishing energy can be consumed, a workpiece is fixedly pressed on a mounting plate, a sheet metal workpiece has the same rigidity as the mounting plate, the working efficiency of the ultrasonic polisher is ensured, the polishing of the cut surface of the workpiece by the polishing rod is similar to high-speed grinding, the grinding process is driven by a three-axis cantilever servo sliding table to move at a constant speed, the speed of the moving speed can influence the roughness value after polishing, and the XY axis of the cantilever servo sliding table can form horizontal arbitrary three-axis movement of the polishing rod, the Z axis can make the polishing rod move up and down, the thickness of the sheet metal part to be polished is less than 3mm, and the length of the polishing rod generally exceeds 60mm, so that the abrasion of the polishing rod can be reduced by moving up and down the polishing rod in the polishing process, and the uniformity of a polishing surface is also ensured.
Because the polishing process is only micro-grinding of metal on the surface of the cut surface, metal burrs of the tearing strip on the cut surface are removed and ground together with the bright strip until the roughness value is less than 0.4 mu m, the cut surface of the sheet metal part is polished by adopting the technology, and the dimensional precision formed by punching the die cannot be changed.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the operation is simple, and the general operators can carry out simple training and can carry out batch production;
(2) the processing quality is stable, and the consistency of products is ensured;
(3) the polishing efficiency is high, and the cost is low;
(4) the processing range is wide, and workpieces of different materials and shapes can be processed only by selecting corresponding polishing rods and driving programs;
(5) the polishing can reach mirror surface polishing, and can meet wide surface technical requirements;
(6) the original size precision can not be changed after polishing.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the ultrasonic automatic polishing device for a cut surface of a metal plate of the present invention;
FIG. 2 is a partial view C of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a partial view A of FIG. 3;
FIG. 5 is a left side view of FIG. 3;
FIG. 6 is a partial view B of FIG. 5;
reference numbers in the figures:
the polishing device comprises a 1-Z-axis sliding rail, a 2-ultrasonic polisher, a 3-clamping base, a 4-clamping cover, a 5-polishing rod clamping head, a 6-polishing rod, a 7-workpiece, an 8-mounting plate, a 9-base plate, a 10-pressing plate, a 11-pressing bolt, a 12-Z-axis sliding block and a 13-elastic bushing.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 3 and 5, an automatic ultrasonic polishing device for a cut surface of a metal plate comprises:
the three-axis cantilever servo sliding table is arranged on the bottom plate 9 and comprises a horizontal X-axis sliding rail, a horizontal Y-axis sliding rail and a vertical Z-axis sliding rail 1; the ultrasonic polishing mechanism is movably arranged on a Z-axis slide rail 1 of the three-axis cantilever servo sliding table, can move in any direction along the three-axis cantilever servo sliding table, and comprises an ultrasonic polisher 2 and a polishing rod 6 arranged at the lower part of the ultrasonic polisher 2; and the positioning and clamping mechanism is arranged on the bottom plate 9 and positioned at the lower part of the polishing rod 6 and is used for fixing the workpiece 7 to be polished.
The device adopts polishing rod 6 installed on ultrasonic polisher 2 to polish the cut surface of work piece 7 that needs to polish, ultrasonic polisher 2 is installed on the servo slip table of triaxial cantilever, servo motor by three program control drives ultrasonic polisher 2 through the slip table and moves along the orbit that the cut surface needs to polish, polish processing to the cut surface that needs to polish, because of being constituteed by plane and cambered surface by the cut surface of polishing, the servo slip table of triaxial cantilever passes through program control, can accomplish the orbit of arbitrary plane and cambered surface, consequently, can carry out polishing processing to arbitrary district's section in the section of cutting, the work piece 7 of treating the processing is fixed a position on work platform and is used clamp plate 10 through the locating pin.
As shown in fig. 2, 4 and 6, the ultrasonic polisher 2 is clamped by a clamping cover 4 and a clamping base 3, the clamping cover 4 is a rectangular cuboid, one plane of the cuboid is provided with a curved semicircular groove which is communicated up and down, the shape of the curved surface is the same as that of the curved surface of the clamping part of the ultrasonic polisher 2, and four corners of the other plane are provided with four mounting through holes of hexagon socket head cap bolts for connecting with the clamping base 3 through the bolts; the clamping base 3 and the clamping cover 4 are rectangular cuboids and have the same size, one plane of the clamping base 3 is provided with a curved surface semicircular groove which is the same as the clamping cover 4, a curved surface circular hole is formed by combining the plane of the clamping base with the clamping cover 4, four threaded holes corresponding to four inner hexagon bolt mounting through holes of the clamping cover 4 are formed in four corners of the plane and are used for mounting fastening bolts, and in addition, four inner hexagon bolt mounting through holes are formed in two sides of the curved surface semicircular hole in the plane and are used for being connected with a Z-axis sliding block 12 of the servo sliding table through bolts; an elastic bush 13 is arranged in a curved circular hole formed by combining the clamping cover 4 and the clamping seat 3, the elastic bush 13 is a semicircular rubber piece with the thickness of 5mm, the shape of the elastic bush is the same as that of the curved surface of the clamping part of the ultrasonic polisher 2, and a pair of elastic bushes 13 are respectively embedded in the clamping cover 4 and the clamping seat 3 and used for eliminating the damage of high-speed impact generated during the operation of the ultrasonic polisher 2 on the servo sliding table; the bottom plate 9 is a rectangular cuboid and is a base of the whole device, a three-axis cantilever servo sliding table is arranged on the rear side of the bottom plate, and an installation plate 8 for polishing workpieces 7 is arranged on the middle of the bottom plate; the lower of mounting panel 8 is two parallel equal high feet, be connected with bottom plate 9 through fastening bolt, the higher authority is a plane, its central point position is opened has the perforating hole the same with the polishing orbit, be used for stepping down of polishing stick 6 during operation, it has the locating pin mounting hole to open at the position the same with two locating holes of work piece 7, be used for installing the locating pin, it has a screw hole to open in addition, be used for clamp bolt 11 to compress tightly work piece 7 through clamp plate 10, clamp plate 10 is the rectangle cuboid, there is a flange below the rear portion, the height of flange is the same with the thick of work piece 7 board, make clamp plate 10 can be parallel with mounting panel 8 when compressing tightly work piece 7, the shape of anterior terminal surface is the same with the polishing.
During working, the two semicircular elastic bushings 13 are respectively embedded in the clamping cover 4 and the clamping seat 3, the polishing rod 6 and the polishing rod clamping head 5 with proper specifications are selected and installed on the ultrasonic polisher 2 according to the material and the shape of a workpiece 7 to be polished, the ultrasonic polisher 2 is embedded in the proper position of the clamping seat 3, the clamping cover 4 is closed, and the fastening bolt is screwed down; the workpiece 7 is placed on the mounting plate 8, the two positioning pins on the mounting plate 8 are placed in the positioning holes of the workpiece 7, the pressing plate 10 is installed, the pressing bolt 11 is screwed down, the polishing workpiece 7 is fully fixed and pressed, and when the running track of the polishing rod 6 is debugged, the polishing track of the cut surface of the workpiece 7 is cut into by about 0.1-0.2mm in advance, so that the sufficient polishing pressure is ensured in the polishing process.
The ultrasonic polisher 2 is opened, a control program is started, the polishing rod 6 polishes a preset cut surface, the polishing rod 6 can generate reciprocating displacement smaller than 0.6mm under the drive of a transducer in the ultrasonic polisher 2, the frequency of the reciprocating displacement exceeds 20000Hz, the polishing rod 6 realizes grinding and polishing of the cut surface through high-speed reciprocating vibration, if the polished surface has elastic displacement, polishing energy can be consumed, the workpiece 7 is fixedly pressed on the mounting plate 8, therefore, the sheet metal workpiece 7 has the same rigidity as the mounting plate 8, the working efficiency of the ultrasonic polisher 2 is ensured, the polishing of the cut surface of the workpiece 7 by the polishing rod 6 is similar to high-speed grinding, the grinding process is driven by a three-axis cantilever servo sliding table to move at a constant speed, the speed of the moving speed can influence the roughness value after polishing, the XY axis of the three-axis cantilever servo sliding table can form horizontal arbitrary track movement of the polishing rod 6, the Z axis can enable the polishing rod 6 to move up and down, the thickness of a sheet metal part to be polished is smaller than 3mm, and the length of the polishing rod 6 generally exceeds 60mm, so that the abrasion of the polishing rod 6 can be reduced due to the up-and-down movement of the polishing rod 6 in the polishing process, and the uniformity of a polished surface is also ensured.
Because the polishing process is only micro-grinding of metal on the surface of the cut surface, metal burrs of the tearing strip on the cut surface are removed and ground together with the bright strip until the roughness value is less than 0.4 mu m, the cut surface of the sheet metal part is polished by adopting the technology, and the dimensional precision formed by punching the die cannot be changed.
The ultrasonic polisher 2 and the three-axis cantilever servo slide are well known and commonly used technologies, and products and components thereof are commercially available and will not be described in detail.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (10)
1. The utility model provides an automatic burnishing device of panel beating cut surface ultrasonic wave which characterized in that includes:
a base plate;
the three-axis cantilever servo sliding table is arranged on the bottom plate and comprises a horizontal X-axis sliding rail, a horizontal Y-axis sliding rail and a vertical Z-axis sliding rail;
the ultrasonic polishing mechanism is movably arranged on a Z-axis slide rail of the three-axis cantilever servo sliding table, can move in any direction along the three-axis cantilever servo sliding table, and comprises an ultrasonic polisher and a polishing rod arranged at the lower part of the ultrasonic polisher; and
and the positioning and clamping mechanism is arranged on the bottom plate, is positioned at the lower part of the polishing rod and is used for fixing a workpiece to be polished.
2. The automatic ultrasonic polishing device for sheet metal cut surfaces as claimed in claim 1, wherein the lower portion of the ultrasonic polisher is mounted between a clamping cover and a clamping base, the clamping cover is connected with the clamping base, and the clamping base is connected with the Z-axis slide rail through a Z-axis slide block.
3. The ultrasonic automatic polishing device for the cut surface of a sheet metal according to claim 2, wherein the clamping seat and the clamping cover are rectangular cuboids with the same size,
the clamping cover is provided with a plurality of clamping seats, the clamping covers are provided with a plurality of corners, the clamping seats are arranged on the clamping covers, the clamping covers are arranged on the clamping seats, the clamping seats are arranged on the clamping covers, the clamping covers are arranged on the clamping seats.
4. The automatic ultrasonic polishing device for the cut surface of a sheet metal according to claim 3, wherein the shape of the curved circular hole is the same as the curved shape of the clamping part of the ultrasonic polisher.
5. The automatic ultrasonic polishing device for the cut surface of the sheet metal according to claim 3, wherein the clamping seat is connected with the Z-axis slider through a bolt.
6. The automatic ultrasonic polishing device for the cut surface of a sheet metal as claimed in claim 3, wherein an elastic bushing is installed in a circular hole of a curved surface formed by the clamping cover and the clamping base.
7. The automatic ultrasonic polishing device for the cut surface of the sheet metal according to claim 6, wherein the elastic bushing is a semicircular rubber piece with the thickness of 3-6mm, the shape of the elastic bushing is the same as the curved surface of the clamping part of the ultrasonic polisher, and the pair of elastic bushings are respectively embedded in the clamping cover and the clamping seat.
8. The automatic ultrasonic polishing device for the cut surface of the sheet metal according to claim 1, wherein the polishing rod is mounted at the lower part of the ultrasonic polisher through a polishing rod clamping head.
9. The automatic ultrasonic polishing device for the cut surface of the sheet metal according to claim 1, wherein the positioning and clamping mechanism comprises:
the two equal-height feet are arranged in parallel and are connected with the bottom plate through fastening bolts;
the mounting plate is used for mounting a polishing workpiece, is mounted at the upper part of the equal-height foot, is provided with a through hole with the same polishing track at the central part and is used for abdicating the polishing rod during working; and
and the pressing plate is arranged on the mounting plate and used for pressing the workpiece.
10. The automatic ultrasonic polishing device for the cut surface of the sheet metal according to claim 9, wherein a positioning pin mounting hole is formed in the mounting plate at the same position as the positioning hole of the workpiece, and is used for mounting a positioning pin;
the mounting plate is also provided with a threaded hole for mounting a compression bolt so that the pressure plate compresses the workpiece;
the pressing plate is a rectangular cuboid, a flange is arranged below the rear portion of the pressing plate, the height of the flange is the same as the plate thickness of the workpiece, the pressing plate is parallel to the mounting plate when the workpiece is pressed tightly, and the shape of the front end face of the pressing plate is the same as the polishing track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021521031.9U CN212794214U (en) | 2020-07-28 | 2020-07-28 | Automatic burnishing device of panel beating cut surface ultrasonic wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021521031.9U CN212794214U (en) | 2020-07-28 | 2020-07-28 | Automatic burnishing device of panel beating cut surface ultrasonic wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212794214U true CN212794214U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021521031.9U Active CN212794214U (en) | 2020-07-28 | 2020-07-28 | Automatic burnishing device of panel beating cut surface ultrasonic wave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212794214U (en) |
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2020
- 2020-07-28 CN CN202021521031.9U patent/CN212794214U/en active Active
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