CN213561183U - Three-dimensional simulation machining tool for special-shaped stainless steel thin-wall part - Google Patents
Three-dimensional simulation machining tool for special-shaped stainless steel thin-wall part Download PDFInfo
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- CN213561183U CN213561183U CN202022404822.XU CN202022404822U CN213561183U CN 213561183 U CN213561183 U CN 213561183U CN 202022404822 U CN202022404822 U CN 202022404822U CN 213561183 U CN213561183 U CN 213561183U
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Abstract
The utility model provides a three-dimensional simulation processing tool for a special-shaped stainless steel thin-wall part, which comprises a large-surface inner cavity processing tool used for processing and clamping a large end surface of a blank part and a U-shaped inner cavity; the small surface shape machining tool is used for machining and clamping the small end surface of a blank; the small surface shape processing tool is matched with a pressing cover plate for pressing the blank. The tool can be used for auxiliary machining of the pipe connecting type thin-wall part, can complete curved surface machining, and improves machining quality and efficiency.
Description
Technical Field
The utility model relates to a thin wall spare processing technology field especially relates to three-dimensional simulation processing frock of special-shaped stainless steel thin wall spare.
Background
The pipe connection parts are long-line products of GE company, the component parts of the pipe connection parts are insertion blocks which are typical thin-wall parts and have irregular curved surface structures, and the pipe connection parts are made of stainless steel, so that the pipe connection parts have high requirements on dimensional accuracy and geometric shape, high processing difficulty and higher added value.
At present, companies purchase finished products of the parts, spend a large amount of funds, greatly increase the cost, do not meet the requirements of lean production proposed by the companies, and also violate the benefits of the companies. The parts are special-shaped stainless steel parts, are very thin and have strange shapes, and can not be directly clamped; therefore, the auxiliary clamping processing must be carried out by using a tool. Because the appearance of the part is an irregular curved surface and the program cannot be manually programmed, the UG software is used for assisting in generating the three-dimensional simulation diagram design and processing tool. Therefore, a corresponding machining tool and a corresponding machining method are needed to be designed for the thin-wall part to achieve machining.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a three-dimensional simulation processing frock of dysmorphism stainless steel thin wall spare, this frock can be used for the auxiliary processing of taking over a pipe type thin wall part, can accomplish the curved surface processing, has improved its processingquality and efficiency.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the three-dimensional simulation machining tool for the special-shaped stainless steel thin-wall part comprises a large-surface inner cavity machining tool used for machining and clamping a large end surface and a U-shaped inner cavity of a blank part;
the small surface shape machining tool is used for machining and clamping the small end surface of a blank;
the small surface shape processing tool is matched with a pressing cover plate for pressing the blank.
The large-surface inner cavity machining tool comprises a rectangular clamping base, wherein a cutter relieving groove is machined in the center of the rectangular clamping base, and the contour line of the cutter relieving groove is matched with the contour line of a U-shaped inner cavity of a blank piece; and a plurality of first through holes are processed on the periphery of the cutter relieving groove.
The first through hole is matched with a clamping threaded hole machined in the small end face of the blank piece, and the whole blank piece is fixed.
The small surface appearance machining tool comprises a base, a positioning boss is machined at the top of the base, a plurality of first threaded holes used for being matched with a pressing cover plate are machined in the middle of the positioning boss, an arc transition outer contour used for being matched with a machined large surface inner cavity is machined in the periphery of the positioning boss, a positioning side plate used for being matched with a large end face edge is arranged at the tail end of the arc transition outer contour, and a second threaded hole is machined in the base.
The pressing cover plate fixes the blank piece on the top of the positioning boss through a top bolt, the top of the base is fixedly provided with a pressing plate through a pressing screw rod, and the whole small surface shape processing tool is pressed on the machine tool.
The utility model discloses there is following beneficial effect:
1. the utility model discloses a verify the actual processing of inserting the piece: the tool is simple to manufacture, convenient and fast to clamp, stable in machining process, accurate in size control, and the finished product passes quality certification.
2. Through the utility model discloses a frock and processing method has overcome the difficult problem that stainless steel thin wall dysmorphism piece is difficult to clamping and processing, can reach accurate clamping processing, guarantees the stability of size.
3. The large-surface inner cavity processing tool can be used for clamping a blank piece, and further is convenient for processing the large-surface inner cavity at the other end of the large-surface inner cavity.
4. The small surface shape processing tool can be used for matching with a processed large surface inner cavity, and further processing the small end surface of a blank.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a three-dimensional structure diagram of the blank of the present invention.
Fig. 2 is a top view of the blank member of the present invention.
Fig. 3 is a three-dimensional structure diagram of the product of the present invention.
Fig. 4 is the three-dimensional structure diagram of the large-surface inner cavity processing tool of the utility model.
Fig. 5 is a three-dimensional view of the blank member after the clamping threaded hole is processed.
Fig. 6 is a drawing view of the utility model after the blank and the large-surface inner cavity processing tool are clamped.
Fig. 7 is the three-dimensional diagram of the utility model after the blank and the large-surface inner cavity processing tool are clamped.
Fig. 8 is a three-dimensional structure diagram of the facet-shaped processing tool of the present invention.
Fig. 9 is a top view of the facet-shaped processing tool of the present invention.
Fig. 10 is a right side view of the facet-shaped processing tool of the present invention.
Fig. 11 is a top view of the cover plate of the present invention.
Fig. 12 is a three-dimensional view of the blank member after being clamped by the facet machining tool of the present invention.
Fig. 13 is a rough machining schematic diagram of the blank member in U-shaped inner cavity machining according to the present invention.
Fig. 14 is a schematic diagram of semi-finishing when the blank member of the present invention is used for processing U-shaped inner cavity.
Fig. 15 is a schematic diagram of finish machining of the blank member in U-shaped inner cavity machining according to the present invention.
Fig. 16 is a structural diagram of the blank member after the cavity in the large surface is processed.
Fig. 17 is a schematic diagram of rough machining performed when the outer contour of the blank member of the present invention is machined.
Fig. 18 is a schematic diagram of semi-finishing when the outer contour of the blank member of the present invention is machined.
Fig. 19 is a schematic diagram of finish machining performed on the outer contour of the blank member according to the present invention.
In the figure: the machining method comprises the following steps of 1, 2, a rough blank, 3, 4, 5, a large-surface inner cavity machining tool, 4, a pressing cover plate, 6, a pressing screw 7, a pressing plate 8, a first milling cutter 9, a second milling cutter 10, a third milling cutter 11, a fourth milling cutter 12, a fifth milling cutter 13 and a sixth milling cutter 14;
the clamping device comprises a small end face 101, a U-shaped inner cavity 102, a large end face 103 and a clamping threaded hole 104;
a small end top surface 201, a large surface inner cavity 202 and an outer contour 203;
the tool comprises a first through hole 301, a cutter relieving groove 302 and a rectangular clamping base 303;
the positioning structure comprises a second threaded hole 401, a positioning side plate 402, an arc transition outer contour 403, a first threaded hole 404, a positioning boss 405 and a base 406.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-19, the three-dimensional simulation processing tool for the special-shaped stainless steel thin-wall part comprises a large-surface inner cavity processing tool 3 used for processing and clamping a large end surface 103 and a U-shaped inner cavity 102 of a blank part 1; the small surface shape machining tool comprises a small surface shape machining tool 4 used for machining and clamping the small end surface 101 of the blank 1; the small surface shape processing tool 4 is matched with a pressing cover plate 5 for pressing the blank 1. Through foretell processing frock, can be used for processing blank 1, finally realize the machine-shaping of dysmorphism stainless steel thin wall spare.
Further, the large-surface inner cavity machining tool 3 comprises a rectangular clamping base 303, a cutter relieving groove 302 is machined in the center of the rectangular clamping base 303, and the contour line of the cutter relieving groove 302 is matched with the contour line of the U-shaped inner cavity 102 of the blank 1; a plurality of first through holes 301 are formed in the periphery of the cutter relieving groove 302. The large-surface inner cavity machining tool 3 can be used for preliminarily clamping and fixing the blank 1, and the cutter relieving groove 302 ensures that the U-shaped inner cavity 102 is machined in the machining process, so that the large-surface inner cavity 202 is formed.
Further, the first through hole 301 is matched with the clamping threaded hole 104 machined in the small end surface 101 of the blank 1, and fixes the whole blank 1. Wherein the clamping threaded hole 104 is machined in an area that subsequently needs to be milled away.
Further, the small-surface profile machining tool 4 comprises a base 406, a positioning boss 405 is machined at the top of the base 406, a plurality of first threaded holes 404 used for being matched with the pressing cover plate 5 are machined in the middle of the positioning boss 405, an arc-shaped transition outer contour 403 used for being matched with the machined large-surface inner cavity 202 is machined in the periphery of the positioning boss 405, a positioning side plate 402 used for being matched with the edge of the large end surface 103 is arranged at the tail end of the arc-shaped transition outer contour 403, and a second threaded hole 401 is machined in the base 406. The facet-shaped machining tool 4 can be used for re-clamping the workpiece after the primary machining so as to machine the outer contour 203.
Further, the pressing cover plate 5 fixes the blank 1 on the top of the positioning boss 405 through a top bolt 6, the top of the base 406 is fixedly provided with a pressing plate 8 through a pressing screw 7, and the whole small-surface-shape machining tool 4 is pressed on the machine tool. By the fixing mode, the blank 1 and the small surface profile machining tool 4 can be reliably fixed.
Example 2:
the method for processing the special-shaped stainless steel thin-wall part by adopting the three-dimensional simulation processing tool comprises the following steps of:
step 1: manufacturing a tool; manufacturing a corresponding large-surface inner cavity processing tool 3, a small-surface outer shape processing tool 4 and a pressing cover plate 5 according to the structural size of the processed special-shaped stainless steel thin-wall part;
step 2: blanking of the blank 1; selecting a plate with a certain thickness and a corresponding size, and cutting the plate into a blank 1 with a U-shaped inner cavity 102 in a water jet cutting mode;
and step 3: preliminary clamping and fixing of the blank 1 and the large-surface inner cavity machining tool 3;
step 3.1: processing a plurality of clamping threaded holes 104 matched with the first through holes 301 of the large-surface inner cavity processing tool 3 on the small end surface 101 of the blank piece 1 to be processed;
step 3.2: placing the blank 1 on the top of the large-surface inner cavity machining tool 3, and fixing the blank 1 and the large-surface inner cavity machining tool 3 through bolts;
step 3.3: and placing the large-surface inner cavity processing tool 3 on the equal-height pad, and placing the whole large-surface inner cavity processing tool 3 on a vertical processing center platform after adopting a pressing plate to compress.
And 4, step 4: processing a large end surface 103 and a U-shaped inner cavity 102 of the blank 1;
step 4.1: according to the external dimensions of the large end face of the product 2 and the cavity 202 in the large face, adopting UG simulation processing generation program, starting the vertical processing center, and roughly processing the U-shaped cavity 102 part by using the first milling cutter 9 according to the generated degree;
step 4.2: adopting UG simulation processing to generate a program, and carrying out semi-finishing on the part of the U-shaped inner cavity 102 by using a second milling cutter 10;
step 4.3: and adopting a UG simulation machining generation program to finish the U-shaped inner cavity 102 part by using a third milling cutter 11, and finally forming a high-precision large-surface inner cavity 202.
And 5: clamping and fixing the blank 1 with the large-surface inner cavity 202 and the small-surface outer shape machining tool 4 again;
step 5.1: the large-surface inner cavity 202 processed in the previous procedure is reversely buckled on the positioning boss 405 of the small-surface shape processing tool 4, and the large-surface inner cavity 202 is ensured to be matched with the arc transition outer contour 403;
step 5.2: placing the bottom surface of the small-surface exterior machining tool 4 on a workbench, covering a pressing cover plate 5, fixing the pressing cover plate 5 on the tool through a top bolt 6 and pressing a blank;
step 5.3: and a pressing plate 8 is arranged on the second threaded hole 401 of the base 406 through a pressing screw 7, so that the whole small-surface machining tool 4 is fixed on the workbench.
Step 6: processing the small end surface 101 and the shape of the blank 1;
step 6.1: according to the external dimensions of the small end top surface 201 and the external contour 203 of the product 2, adopting UG simulation processing to generate a program, starting a vertical processing center, and roughly processing the small end top surface 201 and the external contour 203 by using a fourth milling cutter 12 according to the generated degree;
step 6.2: adopting a UG simulation processing generation program, and performing semi-finishing on the small end top surface 201 and the outer contour 203 by using a fifth milling cutter 13;
step 6.3: adopting a UG simulation processing generation program, and finely processing the small end top surface 201 and the outer contour 203 part by using a sixth milling cutter 14;
step 6.4: the finished product 2 is subjected to a polishing process.
Claims (5)
1. Three-dimensional simulation processing frock of dysmorphism stainless steel thin wall spare, its characterized in that: the large-surface inner cavity machining tool comprises a large-surface inner cavity machining tool (3) used for machining and clamping a large end surface (103) and a U-shaped inner cavity (102) of a blank piece (1);
the machining fixture comprises a small surface shape machining tool (4) used for machining and clamping a small end surface (101) of a blank (1);
the small surface profile machining tool (4) is matched with a pressing cover plate (5) used for pressing the blank (1).
2. The three-dimensional simulation machining tool for the special-shaped stainless steel thin-walled workpiece according to claim 1, characterized in that: the large-surface inner cavity machining tool (3) comprises a rectangular clamping base (303), a cutter relieving groove (302) is machined in the center of the rectangular clamping base (303), and the contour line of the cutter relieving groove (302) is matched with the contour line of a U-shaped inner cavity (102) of a blank piece (1); a plurality of first through holes (301) are processed on the periphery of the cutter relieving groove (302).
3. The three-dimensional simulation machining tool for the special-shaped stainless steel thin-walled part according to claim 2, characterized in that: the first through hole (301) is matched with a clamping threaded hole (104) machined in a small end face (101) of the blank piece (1) and fixes the whole blank piece (1).
4. The three-dimensional simulation machining tool for the special-shaped stainless steel thin-walled workpiece according to claim 1, characterized in that: the small surface profile machining tool (4) comprises a base (406), a positioning boss (405) is machined at the top of the base (406), a plurality of first threaded holes (404) matched with a pressing cover plate (5) are machined in the middle of the positioning boss (405), an arc transition outer contour (403) matched with a machined large surface inner cavity (202) is machined in the periphery of the positioning boss (405), a positioning side plate (402) matched with the edge of a large end face (103) is arranged at the tail end of the arc transition outer contour (403), and a second threaded hole (401) is machined in the base (406).
5. The three-dimensional simulation processing tool for the special-shaped stainless steel thin-walled part according to claim 4, characterized in that: the pressing cover plate (5) fixes the blank piece (1) at the top of the positioning boss (405) through a top bolt (6), the top of the base (406) is fixedly provided with a pressing plate (8) through a pressing screw rod (7), and the whole small surface profile machining tool (4) is pressed on a machine tool.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022404822.XU CN213561183U (en) | 2020-10-26 | 2020-10-26 | Three-dimensional simulation machining tool for special-shaped stainless steel thin-wall part |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022404822.XU CN213561183U (en) | 2020-10-26 | 2020-10-26 | Three-dimensional simulation machining tool for special-shaped stainless steel thin-wall part |
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| CN213561183U true CN213561183U (en) | 2021-06-29 |
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| CN202022404822.XU Active CN213561183U (en) | 2020-10-26 | 2020-10-26 | Three-dimensional simulation machining tool for special-shaped stainless steel thin-wall part |
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