CN111571258A - Stainless steel flange machining equipment and machining method - Google Patents
Stainless steel flange machining equipment and machining method Download PDFInfo
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- CN111571258A CN111571258A CN202010388544.5A CN202010388544A CN111571258A CN 111571258 A CN111571258 A CN 111571258A CN 202010388544 A CN202010388544 A CN 202010388544A CN 111571258 A CN111571258 A CN 111571258A
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- limiting
- sliding
- stainless steel
- fixing ring
- steel flange
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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Abstract
The invention belongs to the technical field of flange processing equipment, and particularly relates to stainless steel flange processing equipment and a processing method, wherein the stainless steel flange processing equipment comprises an outer fixing ring, an inner fixing ring and a limiting mechanism, the inner fixing ring is sleeved on the outer side of the outer fixing ring, the inner side wall of the outer fixing ring is provided with an inner step groove, the bottom surface of the inner step groove is provided with an inner sliding groove, the side wall of the inner step groove is provided with inner ring teeth, and the outer side wall of the inner fixing ring is provided with an outer step groove; the stop gear of the corresponding quantity that slides, the slip post on the plug of both ends slides in spout and interior spout outside respectively, adjusts suitable position, and the spacing slider on the rectangle frame slides, and under the spacing of two limiting plates, spacing slider slides along the rectangle frame to slide to the sleeve is in the assigned position, adjustable telescopic radius distance and adjacent spacing distance, the hole of workable multiple dimensional requirement, the regulation nature is higher, with the flange of answering multiple processing demand.
Description
Technical Field
The invention belongs to the technical field of flange processing equipment, and particularly relates to stainless steel flange processing equipment and a processing method.
Background
The flange is a part for interconnecting pipes and is used for connecting pipe ends, the flange is used for connecting an inlet and an outlet of equipment and is used for connecting two pieces of equipment, such as a speed reducer flange, a flange connection or a flange joint, the flange, a gasket and a bolt are connected with each other to form a detachable connection of a combined sealing structure, the pipeline flange is a flange for pipe arrangement in a pipeline device and is used for connecting an inlet and an outlet of the equipment on the equipment, and when holes in the flange are machined, a drilling jig is usually used for limiting the holes to be machined in the flange, so that the machining precision is higher.
Chinese patent with publication number CN207205348U discloses a jig for machining flange plates, which is convenient to use, improves production efficiency, improves drilling effect, and has high reliability, but the hole sites are fixed, cannot be adjusted according to machining requirements, and the machining mode of the flange is single and has no adjustability.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a stainless steel flange machining device and a stainless steel flange machining method, which have the characteristic of good adjustability.
In order to achieve the purpose, the invention provides the following technical scheme: stainless steel flange processing equipment comprises an outer fixing ring, an inner fixing ring and limiting mechanisms, wherein the inner fixing ring is sleeved outside the outer fixing ring, an inner step groove is formed in the inner side wall of the outer fixing ring, an inner sliding groove is formed in the bottom surface of the inner step groove, inner ring teeth are formed in the side wall of the inner step groove, an outer step groove is formed in the outer side wall of the inner fixing ring, an outer sliding groove is formed in the bottom surface of the outer step groove, outer ring teeth are formed in the side wall of the outer step groove, a plurality of limiting mechanisms are connected between the inner fixing ring and the outer fixing ring in a sliding mode and comprise rectangular frames and plugs fixed at two ends of the rectangular frames, mounting grooves are formed in the inner portions of the plugs, sliding blocks are arranged on the inner wall of the mounting grooves in a sliding mode, bolts are rotatably connected to two ends of the rectangular frames, and thread ends, the sliding block is connected with the bolt in a threaded manner, arc-shaped teeth are formed in the top end of the sliding block, a limiting sliding block is connected to the rectangular frame in a sliding manner, limiting plates are fixedly connected to the upper end and the lower end of the limiting sliding block respectively and located on the upper end and the lower end face of the rectangular frame, a plurality of limiting insertion holes which are arranged at equal intervals are formed in the two sides of the rectangular frame along the length direction, limiting pins are inserted into the two sides of the limiting plates above the rectangular frame, the limiting pins correspond to the limiting insertion holes, sleeves are fixedly embedded in the central position of the limiting sliding block, and the two limiting plates are respectively penetrated through the two ends of each sleeve.
Preferably, a plurality of fixed jacks which are circumferentially arranged at equal intervals are formed in the outer fixing ring.
Preferably, one end of the plug, which is far away from the rectangular frame, is in a circular arc shape.
Preferably, two side walls of the limiting sliding block are in sliding contact with the inner side wall of the rectangular frame.
Preferably, the height of the limiting slide block is the same as that of the rectangular frame.
Preferably, two plugs are fixedly connected with sliding columns, and the two sliding columns respectively slide in the inner sliding groove and the outer sliding groove.
Preferably, the depth of the inner sliding groove and the outer sliding groove is greater than the height of the sliding column.
Preferably, two end faces of the sleeve are flush with the outer side faces of the two limiting plates respectively.
Preferably, the wall thickness of the sleeve is 3 mm.
The processing method of the stainless steel flange processing equipment comprises the following steps:
s1: the method comprises the following steps of (1) mounting and fixing, namely fixing a stainless steel flange to be processed on a cutting equipment table board, coaxially covering an outer fixing ring and an inner fixing ring on the top surface of the stainless steel flange to be processed, penetrating through fixing insertion holes in the outer fixing ring by using screws, mounting and fixing the outer fixing ring and the inner fixing ring on the cutting equipment table board, penetrating through central holes of the inner fixing ring and the stainless steel flange to be processed by using screws, and mounting and fixing the inner fixing ring and the stainless steel flange to be processed on the cutting equipment table board;
s2: adjusting the spacing distance, sliding the corresponding number of limiting mechanisms, and adjusting the proper positions by sliding the sliding columns on the plugs at the two ends in the outer sliding chute and the inner sliding chute respectively;
s3: the bolts at the two ends of the rectangular frame are rotated at fixed spacing distances, the sliding blocks slide in the mounting grooves along the direction of the bolts, the arc-shaped teeth on the sliding blocks at the two ends are respectively meshed with the inner ring teeth and the outer ring teeth, and the limiting mechanism cannot rotate integrally;
s4: adjusting the radius of the hole position, sliding the limiting slide block on the rectangular frame, and sliding the limiting slide block along the rectangular frame under the limiting of the two limiting plates until the sleeve is located at an appointed position;
s5: fixing the radius of the hole position, and inserting the limiting pin on the limiting plate into the limiting insertion hole at the corresponding position to limit;
s6: and a cutting tool of the cutting equipment is inserted into the sleeve, and the stainless steel flange to be processed is subjected to cutting processing.
Compared with the prior art, the invention has the beneficial effects that:
the stop gear of the corresponding quantity of slip, the slip post on the plug of both ends slides in spout and interior spout respectively outward, adjust suitable position, rotate the bolt at rectangle frame both ends, the slider slides in the mounting groove along the direction of bolt, arc tooth on the slider of both ends meshes with inner circle tooth and outer lane tooth respectively, stop gear is whole unable to rotate, the spacing slider on the rectangle frame slides, under the spacing of two limiting plates, the spacing slider slides along the rectangle frame, and slide to the sleeve and be in the assigned position, peg graft in the spacing jack of relevant position department with the spacer pin on the limiting plate, it is spacing to carry out, adjustable telescopic radius distance and adjacent spacing distance, the hole of workable multiple dimensional requirement, the regulation nature is higher, in order to deal with the flange of multiple processing demand.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an inner retaining ring according to the present invention;
FIG. 3 is a schematic view of a limiting slider structure according to the present invention;
FIG. 4 is a cross-sectional view taken at A in FIG. 2;
in the figure: 1. an outer fixing ring; 101. an inner step groove; 102. an inner chute; 103. inner ring teeth; 104. fixing the jack; 2. an inner fixing ring; 201. an outer step groove; 202. an outer chute; 203. outer ring teeth; 3. a limiting mechanism; 301. mounting grooves; 31. a rectangular frame; 311. limiting the jacks; 32. a plug; 33. a slider; 331. arc-shaped teeth; 34. a bolt; 35. a limiting slide block; 36. a limiting plate; 361. a spacing pin; 37. a sleeve; 38. a sliding post.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: stainless steel flange processing equipment comprises an outer fixing ring 1, an inner fixing ring 2 and limiting mechanisms 3, wherein the inner fixing ring 2 is sleeved outside the outer fixing ring 1, the inner side wall of the outer fixing ring 1 is provided with an inner step groove 101, the bottom surface of the inner step groove 101 is provided with an inner sliding groove 102, the side wall of the inner step groove 101 is provided with inner ring teeth 103, the outer side wall of the inner fixing ring 2 is provided with an outer step groove 201, the bottom surface of the outer step groove 201 is provided with an outer sliding groove 202, the side wall of the outer step groove 201 is provided with outer ring teeth 203, a plurality of limiting mechanisms 3 are connected between the inner fixing ring 2 and the outer fixing ring 1 in a sliding manner, each limiting mechanism 3 comprises a rectangular frame 31 and plugs 32 fixed at two ends of the rectangular frame 31, a mounting groove 301 is formed in the plug 32, a sliding block 33 is arranged on the inner wall of the mounting groove 301 in a sliding manner, two ends, and slider 33 and bolt 34 spiro union, arc tooth 331 has been seted up on the top of slider 33, sliding connection has spacing slider 35 on the rectangle frame 31, the equal fixedly connected with limiting plate 36 in upper and lower both ends of spacing slider 35, two limiting plate 36 are located the upper and lower both ends face of rectangle frame 31 respectively, the spacing jack 311 of a plurality of equidistance interval arrangement is seted up along length direction in the both sides of rectangle frame 31, limiting pin 361 is pegged graft to limiting plate 36 both sides that are located the rectangle frame 31 top, limiting pin 361 corresponds with spacing jack 311, the central point department of putting of spacing slider 35 inlays and is equipped with sleeve 37, two limiting plate 36 are run through respectively at the both ends of sleeve 37.
In this embodiment: the limiting mechanisms 3 with corresponding quantity slide, the sliding columns 38 on the plugs 32 at two ends slide in the outer sliding grooves 202 and the inner sliding grooves 102 respectively, the proper positions are adjusted, the bolts 34 at two ends of the rectangular frame 31 are rotated, the sliding blocks 33 slide in the mounting grooves 301 along the direction of the bolts 34, the arc-shaped teeth 331 on the sliding blocks 33 at two ends are meshed with the inner ring teeth 103 and the outer ring teeth 203 respectively, the limiting mechanism 3 cannot rotate integrally, the limiting sliding blocks 35 on the rectangular frame 31 slide along the rectangular frame 31 under the limiting of the two limiting plates 36, and slide to the specified positions of the sleeve 37, the limiting pins 361 on the limiting plates 36 are inserted into the limiting insertion holes 311 at the corresponding positions for limiting, the radius distance and the adjacent spacing distance of the sleeve 37 can be adjusted, holes with various size requirements can be machined, and the adjustability is high so as to meet flanges with various machining requirements.
Specifically, the outer fixing ring 1 is provided with a plurality of fixing insertion holes 104 which are circumferentially arranged at equal intervals; bolts are used to penetrate through the fixing insertion holes 104 on the outer fixing ring 1 and are installed and fixed on the table top of the cutting equipment.
Specifically, one end of the plug 32 away from the rectangular frame 31 is arc-shaped; the interference distance of the plug 32 with the inner side wall of the outer fixing ring 1 is reduced.
Specifically, two side walls of the limiting slide block 35 are in sliding contact with the inner side wall of the rectangular frame 31; the rectangular frame 31 can limit the limiting slide block 35, so that the limiting slide block is prevented from shaking, and the processing precision is guaranteed.
Specifically, the height of the limiting slide block 35 is the same as that of the rectangular frame 31; limiting plates 36 at two ends of the limiting slide block 35 can be attached to the rectangular frame 31, limiting is conducted on the limiting slide block 35 in the vertical direction, shaking is prevented, and machining precision is guaranteed.
Specifically, the two plugs 32 are fixedly connected with the sliding posts 38, and the two sliding posts 38 respectively slide in the inner sliding groove 102 and the outer sliding groove 202; the sliding posts 38 on the plugs 32 at both ends slide in the outer sliding grooves 202 and the inner sliding grooves 102, respectively, to guide the sliding of the plugs 32.
Specifically, the depth of the inner chute 102 and the outer chute 202 is greater than the height of the sliding column 38; the lower end surface of the plug 32 can be attached to the inner step groove 101 and the outer step groove 201, and the placement is more stable.
Specifically, two end faces of the sleeve 37 are respectively flush with the outer side faces of the two limit plates 36; the limiting plate 36 and the limiting slide block 35 can assist in supporting the whole area of the sleeve 37, and the sleeve 37 is prevented from deforming.
Specifically, the wall thickness of the sleeve 37 is 3 mm; ensuring the supporting strength.
The processing method of the stainless steel flange processing equipment comprises the following steps:
s1: mounting and fixing, namely fixing a stainless steel flange to be processed on a cutting equipment table board, coaxially covering an outer fixing ring 1 and an inner fixing ring 2 on the top surface of the stainless steel flange to be processed, penetrating a fixing jack 104 on the outer fixing ring 1 by using a screw, mounting and fixing the stainless steel flange to be processed on the cutting equipment table board, penetrating central holes of the inner fixing ring 2 and the stainless steel flange to be processed by using the screw, and mounting and fixing the stainless steel flange to be processed on the cutting equipment table board;
s2: adjusting the spacing distance, sliding the corresponding number of limiting mechanisms 3, and sliding the sliding columns 38 on the plugs 32 at the two ends respectively in the outer sliding groove 202 and the inner sliding groove 102 to adjust the proper positions;
s3: the spacing distance is fixed, the bolts 34 at the two ends of the rectangular frame 31 are rotated, the sliding blocks 33 slide in the mounting grooves 301 along the direction of the bolts 34, the arc-shaped teeth 331 on the sliding blocks 33 at the two ends are respectively meshed with the inner ring teeth 103 and the outer ring teeth 203, and the limiting mechanism 3 cannot rotate integrally;
s4: adjusting the radius of the hole position, sliding the limiting slide block 35 on the rectangular frame 31, and under the limiting of the two limiting plates 36, sliding the limiting slide block 35 along the rectangular frame 31 until the sleeve 37 is at the designated position;
s5: fixing the radius of the hole position, inserting the limit pin 361 on the limit plate 36 into the limit jack 311 at the corresponding position for limiting;
s6: the cutting tool of the cutting device is inserted into the sleeve 37 and performs cutting work on the stainless steel flange to be machined.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Stainless steel flange processing equipment, its characterized in that: comprises an outer fixing ring (1), an inner fixing ring (2) and a limiting mechanism (3), wherein the outer fixing ring (1) is sleeved with the inner fixing ring (2), an inner step groove (101) is formed in the inner side wall of the outer fixing ring (1), an inner sliding groove (102) is formed in the bottom surface of the inner step groove (101), inner ring teeth (103) are formed in the side wall of the inner step groove (101), an outer step groove (201) is formed in the outer side wall of the inner fixing ring (2), an outer sliding groove (202) is formed in the bottom surface of the outer step groove (201), outer ring teeth (203) are formed in the side wall of the outer step groove (201), a plurality of limiting mechanisms (3) are connected between the inner fixing ring (2) and the outer fixing ring (1) in a sliding mode, each limiting mechanism (3) comprises a rectangular frame (31) and plugs (32) fixed at two ends of the rectangular frame (31), a mounting groove (301) is formed in each plug (, the inner wall of the mounting groove (301) slides to form a sliding block (33), bolts (34) are rotatably connected to two ends of the rectangular frame (31), the threaded ends of the bolts (34) are located in the mounting groove (301), the sliding block (33) is in threaded connection with the bolts (34), arc-shaped teeth (331) are formed in the top end of the sliding block (33), limiting sliding blocks (35) are slidably connected to the rectangular frame (31), limiting plates (36) are fixedly connected to the upper end and the lower end of each limiting block (35), the two limiting plates (36) are respectively located on the upper end face and the lower end face of the rectangular frame (31), a plurality of limiting insertion holes (311) are formed in the two sides of the rectangular frame (31) along the length direction, limiting pins (361) are inserted into two sides of the limiting plates (36) above the rectangular frame (31), and the limiting pins (361) correspond to the limiting insertion holes (311), the central position department of spacing slider (35) inlays to be established and is fixed with sleeve (37), two are run through respectively at the both ends of sleeve (37) limiting plate (36).
2. The stainless steel flange processing apparatus according to claim 1, wherein: a plurality of fixed jacks (104) which are circumferentially arranged at equal intervals are formed in the outer fixing ring (1).
3. The stainless steel flange processing apparatus according to claim 2, wherein: one end of the plug (32) far away from the rectangular frame (31) is arc-shaped.
4. The stainless steel flange processing apparatus according to claim 3, wherein: and two side walls of the limiting sliding block (35) are in sliding contact with the inner side wall of the rectangular frame (31).
5. The stainless steel flange processing apparatus according to claim 4, wherein: the height of the limiting sliding block (35) is the same as that of the rectangular frame (31).
6. The stainless steel flange processing apparatus according to claim 5, wherein: the two plugs (32) are fixedly connected with sliding columns (38), and the two sliding columns (38) respectively slide in the inner sliding groove (102) and the outer sliding groove (202).
7. The stainless steel flange processing apparatus according to claim 6, wherein: the depth of the inner chute (102) and the outer chute (202) is greater than the height of the sliding column (38).
8. The stainless steel flange processing apparatus according to claim 7, wherein: the two end surfaces of the sleeve (37) are flush with the outer side surfaces of the two limiting plates (36) respectively.
9. The stainless steel flange processing apparatus of claim 8, wherein: the wall thickness of the sleeve (37) is 3 mm.
10. The machining method of the stainless steel flange machining device according to claim 9, characterized in that: the method comprises the following steps:
s1: the method comprises the following steps of (1) mounting and fixing, namely fixing a stainless steel flange to be processed on a cutting equipment table board, coaxially covering the outer fixing ring (1) and the inner fixing ring (2) on the top surface of the stainless steel flange to be processed, penetrating through a fixing jack (104) on the outer fixing ring (1) by using a screw, mounting and fixing the stainless steel flange to be processed on the cutting equipment table board, penetrating through central holes of the inner fixing ring (2) and the stainless steel flange to be processed by using a screw, and mounting and fixing the stainless steel flange to be processed on the cutting equipment table board;
s2: adjusting the spacing distance, sliding the corresponding number of limiting mechanisms (3), and adjusting the proper positions of the sliding columns (38) on the plugs (32) at the two ends respectively sliding in the outer sliding groove (202) and the inner sliding groove (102);
s3: the spacing distance is fixed, the bolts (34) at two ends of the rectangular frame (31) are rotated, the sliding blocks (33) slide in the mounting grooves (301) along the direction of the bolts (34), the arc-shaped teeth (331) on the sliding blocks (33) at two ends are respectively meshed with the inner ring teeth (103) and the outer ring teeth (203), and the limiting mechanism (3) cannot rotate integrally;
s4: adjusting the radius of the hole position, sliding the limiting slide block (35) on the rectangular frame (31), and under the limiting of the two limiting plates (36), sliding the limiting slide block (35) along the rectangular frame (31) until the sleeve (37) is at a designated position;
s5: fixing the radius of the hole position, and inserting the limiting pin (361) on the limiting plate (36) into the limiting insertion hole (311) at the corresponding position for limiting;
s6: the cutting tool of the cutting device is inserted into the sleeve (37) and performs cutting machining on the stainless steel flange to be machined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010388544.5A CN111571258B (en) | 2020-05-09 | 2020-05-09 | Stainless steel flange machining equipment and machining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010388544.5A CN111571258B (en) | 2020-05-09 | 2020-05-09 | Stainless steel flange machining equipment and machining method |
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| Publication Number | Publication Date |
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| CN111571258A true CN111571258A (en) | 2020-08-25 |
| CN111571258B CN111571258B (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010388544.5A Active CN111571258B (en) | 2020-05-09 | 2020-05-09 | Stainless steel flange machining equipment and machining method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3833312A (en) * | 1971-06-15 | 1974-09-03 | Miles Machinery Co | A method for machining valve body castings |
| EP1839805B1 (en) * | 2006-03-31 | 2008-10-15 | Rolls-Royce Deutschland Ltd & Co KG | Holding system for disc shaped workpiece in a machine tool |
| CN107470937A (en) * | 2017-08-07 | 2017-12-15 | 成都陵川特种工业有限责任公司 | The equipment for improving air discharging manifold flange processing efficiency |
| CN108381296A (en) * | 2018-03-23 | 2018-08-10 | 珠海格力智能装备有限公司 | Position finding device and flange processing equipment with same |
| CN208322751U (en) * | 2018-04-27 | 2019-01-04 | 深圳市瑞精精密五金有限公司 | A kind of good fixture of five metalworkings aid |
| CN209597933U (en) * | 2018-12-27 | 2019-11-08 | 山东瑞烨法兰有限公司 | A kind of flange forming machine |
| CN209887446U (en) * | 2019-04-09 | 2020-01-03 | 兴化市进开机械设备有限公司 | Rotatable tool flange |
-
2020
- 2020-05-09 CN CN202010388544.5A patent/CN111571258B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3833312A (en) * | 1971-06-15 | 1974-09-03 | Miles Machinery Co | A method for machining valve body castings |
| EP1839805B1 (en) * | 2006-03-31 | 2008-10-15 | Rolls-Royce Deutschland Ltd & Co KG | Holding system for disc shaped workpiece in a machine tool |
| CN107470937A (en) * | 2017-08-07 | 2017-12-15 | 成都陵川特种工业有限责任公司 | The equipment for improving air discharging manifold flange processing efficiency |
| CN108381296A (en) * | 2018-03-23 | 2018-08-10 | 珠海格力智能装备有限公司 | Position finding device and flange processing equipment with same |
| CN208322751U (en) * | 2018-04-27 | 2019-01-04 | 深圳市瑞精精密五金有限公司 | A kind of good fixture of five metalworkings aid |
| CN209597933U (en) * | 2018-12-27 | 2019-11-08 | 山东瑞烨法兰有限公司 | A kind of flange forming machine |
| CN209887446U (en) * | 2019-04-09 | 2020-01-03 | 兴化市进开机械设备有限公司 | Rotatable tool flange |
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| Publication number | Publication date |
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| CN111571258B (en) | 2021-07-23 |
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