CN105619627A - Punching device for flange gasket - Google Patents

Punching device for flange gasket Download PDF

Info

Publication number
CN105619627A
CN105619627A CN201511031086.5A CN201511031086A CN105619627A CN 105619627 A CN105619627 A CN 105619627A CN 201511031086 A CN201511031086 A CN 201511031086A CN 105619627 A CN105619627 A CN 105619627A
Authority
CN
China
Prior art keywords
plate
flange gasket
cope match
bolster
pattern
Prior art date
Application number
CN201511031086.5A
Other languages
Chinese (zh)
Inventor
周小东
尚延安
窦广华
李建强
孔红芳
周凯
潘晓冬
Original Assignee
中国石油天然气股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国石油天然气股份有限公司 filed Critical 中国石油天然气股份有限公司
Priority to CN201511031086.5A priority Critical patent/CN105619627A/en
Publication of CN105619627A publication Critical patent/CN105619627A/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/26Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by impact tools, e.g. by chisels or other tools having a cutting edge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/04Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work

Abstract

The invention relates to the technical field of valves, in particular to a punching device for a flange gasket. The punching device comprises a punching device body, an upper die plate, a lower die plate and a moving assembly. The upper die plate is arranged on the inner side of the punching device body. The moving assembly penetrates through the upper die plate to be connected with the punching device body and drives the upper die plate to move up and down. A groove in a flange gasket shape is formed in the upper die plate, and a boss is arranged on the inner side of the groove. The lower die plate is fixed to the inner side of the punching device body, arranged below the upper die plate and arranged in a flange gasket shape. A first through hole is formed in the lower die plate and matched with the boss. The lower die plate is matched with the groove. When the upper die plate moves downwards to a limiting position, the lower die plate is located on the inner side of the groove. According to the punching device for the flange gasket provided by the embodiment of the invention, in the punching process, the upper surface, the lower surface and the edge of the flange gasket are stressed uniformly so that the defects of cracks, irregular shapes, burrs and the like can be overcome, the quality of the flange gasket is improved, and the sealing performance of the flange gasket is ensured.

Description

A kind of flange gasket punching machine
Technical field
The present invention relates to valve technology field, particularly to a kind of flange gasket punching machine.
Background technology
Flange gasket is divided into asbestos pad, rubber blanket, graphite pads, metal wound gasket, flange gasket adopt SS304, SS316 (" V " shape or " W " shape) metal tape of standard high quality and other alloy material and graphite, asbestos, politef, without the overlapped spiral winding of the flexible materials such as asbestos, and starting and metal tape is fixed and to be formed by end spot welding mode. Flange gasket is placed on the effect of playing sealing in the middle of two panels flange. At present, most employing Flange joint between gate and pipeline used between valve gap and the valve seat of mesolow valve, in mesolow pipeline flow process, Flange joint many employings asbestos pad seals. At present, the processing of asbestos pad is all that asbestos board pad is pounded out with hammer on valve seat or flange, or measure size with planing, scissors coordinate cutting to form. The process making asbestos pad occurs the defects such as slight crack, in irregular shape, burr is many often, has a strong impact on the sealing property of asbestos pad, make to get up to waste time and energy simultaneously, reduce the replacing efficiency of flange mat.
Summary of the invention
The embodiment of the present invention is by providing a kind of flange gasket punching machine, solve the make efficiency of flange gasket in prior art low, and the technical problem of the defects such as slight crack, in irregular shape, burr is many often occurs in the process of manufacturing flange pad, improve the make efficiency of flange gasket, improve the quality of flange gasket, it is ensured that the sealing property of flange gasket.
Embodiments provide a kind of flange gasket punching machine, including: body, cope match-plate pattern, lower bolster and moving parts.
Described cope match-plate pattern is arranged on inside described body, and described moving parts is connected through described cope match-plate pattern with described body, and described moving parts drives described cope match-plate pattern to move up and down.
Described cope match-plate pattern offers the groove of flange gasket shape, inside described groove, is provided with boss.
Described lower bolster is fixed on inside described body, and described lower bolster is arranged on the lower section of described cope match-plate pattern, and described lower bolster is set to flange gasket shape; Being provided with the first through hole on described lower bolster, described first through hole matches with described boss; Described lower bolster and described fit depressions, when described cope match-plate pattern moves downwardly to extreme position, described lower bolster is positioned at inside described groove.
Material for manufacturing flange pad is arranged on described lower bolster, and described lower bolster moves downward in process, and described material strikes out flange gasket under the punching press effect with lower bolster of the described cope match-plate pattern.
Further, also include: connecting plate; Described connecting plate is arranged on the top of described cope match-plate pattern, and described connecting plate is fixing with described cope match-plate pattern to be connected. Described moving parts is connected with described connecting plate, and described moving parts drives described connecting plate to move up and down, and described connecting plate drives described cope match-plate pattern to move up and down.
Further, described moving parts includes: screw press and nut; Described body upper end offers screw, and described nut is fixed on described connecting plate, and described screw and described nut are oppositely arranged. Described screw press is spirally connected through described first screw and described nut, and described screw press drives described nut to move downward when rotating forward, and described screw press drives described nut to move upward when reversely rotating. The height of described nut inside thread is more than the range of described top board.
Further, the axis of described screw press is through the center of described cope match-plate pattern, lower bolster and described connecting plate.
Further, described moving parts also includes: handle. Described handle is fixing with the upper end of described screw press to be connected.
Further, described body includes: cover plate, the first side plate, the second side plate and base plate. Described cover plate and described base plate are oppositely arranged, and described first side plate and described second side plate are oppositely arranged. Described cover plate is fixing with described first side plate and described second side plate to be connected, and described base plate is fixing with described first side plate and described second side plate to be connected. Described cover plate, the first side plate, the second side plate and described base plate are fixed as square structure.
Further, also include: top board and the first righting rod; Being provided with the second through hole on described top board, described second through hole matches with described boss. Described top board is arranged between described cope match-plate pattern and described lower bolster. The upper end of described first righting rod is fixing with described cover plate to be connected, and the lower end of described first righting rod is connected through described connecting plate and described base plate are fixing. Described top board is flange gasket shape, and when described cope match-plate pattern moves downwardly to extreme position, described top board is positioned at inside described groove. The thickness of described top board and described material and the degree of depth less than described groove.
Further, described first righting rod is at least two.
Further, also include: the second righting rod. The upper end of described second righting rod is fixing with the inner side of described cover plate to be connected, and described second righting rod is through described connecting plate, and the lower end of described second righting rod is fixing with the inner side of described base plate to be connected. Described connecting plate moves up and down along described second righting rod.
Further, described second righting rod is at least two.
One or more technical schemes that the embodiment of the present invention provides, at least possess following beneficial effect or advantage:
1, the flange gasket punching machine that the embodiment of the present invention provides, punching structure is formed by cope match-plate pattern, lower bolster and moving parts, material for manufacturing flange pad is arranged on lower bolster, and lower bolster moves downward in process, and material strikes out flange gasket under the cope match-plate pattern punching press effect with lower bolster. In the process of punching press, the top and bottom of flange gasket and edge uniform force, the defect such as slight crack, in irregular shape, burr can be avoided the occurrence of, improve the quality of flange gasket, it is ensured that the sealing property of flange gasket. Additionally, the flange gasket punching machine that the embodiment of the present invention provides can be greatly improved the make efficiency of flange gasket, save production cost.
2, the flange gasket punching machine that the embodiment of the present invention provides is provided with handle, it is simple to hand rotation screw press, improves the ram efficiency of flange gasket.
3, the flange gasket punching machine that the embodiment of the present invention provides, the axis of screw press is through the center of cope match-plate pattern, lower bolster and connecting plate so that flange gasket is uniform force in punching course, improves the stamping quality of flange gasket.
4, the flange gasket punching machine that the embodiment of the present invention provides is provided with top board, it is simple to flange gasket is taken out after completing by flange gasket punching press in the groove of cope match-plate pattern.
5, the flange gasket punching machine that the embodiment of the present invention provides is provided with the first righting rod and the second righting rod, it is ensured that cope match-plate pattern movement locus does not offset, and improves the stamping quality of flange gasket.
Accompanying drawing explanation
The flange gasket punching machine structural representation that Fig. 1 provides for the embodiment of the present invention;
Moving parts, connecting plate and the cope match-plate pattern structural representation that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
The embodiment of the present invention is by providing a kind of flange gasket punching machine, solve the make efficiency of flange gasket in prior art low, and the technical problem of the defects such as slight crack, in irregular shape, burr is many often occurs in the process of manufacturing flange pad, improve the make efficiency of flange gasket, improve the quality of flange gasket, it is ensured that the sealing property of flange gasket.
Referring to Fig. 1 and Fig. 2, embodiments provide a kind of flange gasket punching machine, including: body 1, cope match-plate pattern 4, lower bolster 2, moving parts 5, connecting plate 3, handle, top board the 7, first righting rod 6 and the second righting rod 8. Cope match-plate pattern 4 is arranged on inside body 1, and moving parts 5 is connected through cope match-plate pattern 4 with body 1, and moving parts 5 drives cope match-plate pattern 4 to move up and down; Cope match-plate pattern 4 offers the groove of flange gasket shape, inside groove, is provided with boss. Lower bolster 2 is fixed on inside body 1, and lower bolster 2 is arranged on the lower section of cope match-plate pattern 4, and lower bolster 2 is set to flange gasket shape, and lower bolster 2 offers the first through hole, and the first through hole matches with boss. Lower bolster 2 and fit depressions, when cope match-plate pattern 4 moves downwardly to extreme position, lower bolster 2 is positioned at inside groove. Material for manufacturing flange pad is arranged on lower bolster 2, and lower bolster 2 moves downward in process, and material strikes out flange gasket under the punching press effect of cope match-plate pattern 4 and lower bolster 2. Connecting plate 3 is arranged on the top of cope match-plate pattern 4, and connecting plate 3 is fixing with cope match-plate pattern 4 to be connected. Moving parts 5 is connected with connecting plate 3, and moving parts 5 drives connecting plate 3 to move up and down, and connecting plate 3 drives cope match-plate pattern 4 to move up and down. Handle is fixing with the upper end of screw press to be connected, and handle is easy to hand rotation screw press, improves the ram efficiency of flange gasket.
Referring to Fig. 1 and Fig. 2, body 1 includes: cover plate, the first side plate, the second side plate and base plate. Cover plate and base plate are oppositely arranged, and the first side plate and the second side plate are oppositely arranged. Cover plate is fixing with described first side plate and the second side plate to be connected, and base plate and the first side plate and the second side plate are fixed and connected, and cover plate, the first side plate, the second side plate and base plate are fixed as square structure.
Referring to Fig. 1 and Fig. 2, moving parts 5 includes: screw press and nut. Cover plate upper end offers screw, and nut is fixed on connecting plate 3, and screw and nut are oppositely arranged. Screw press is spirally connected through the first screw and nut, drives nut to move downward when screw press rotates forward, and drives nut to move upward when screw press reversely rotates. The height of nut inside thread is more than the range of top board 7. The axis of screw press, through the center of cope match-plate pattern 4, lower bolster 2 and connecting plate 3, is used for ensureing flange gasket uniform force in punching course, improves the stamping quality of flange gasket.
Referring to Fig. 1 and Fig. 2, top board 7 offering the second through hole, the second through hole matches with boss. Top board 7 is arranged between cope match-plate pattern 4 and lower bolster 2. First righting rod 6 is at least two, the upper end of the first righting rod 6 is fixing with cover plate to be connected, and the lower end of the first righting rod 6 is connected through connecting plate 3 and base plate are fixing, and top board 7 is flange gasket shape, when cope match-plate pattern 4 moves downwardly to extreme position, top board 7 is positioned at inside described groove. The thickness of top board 7 and material and the degree of depth less than groove. Top board 7 is set and is easy to after flange gasket punching press completes to be taken out in the groove of cope match-plate pattern 4 by flange gasket. Second righting rod 8 is at least two, and the upper end of the second righting rod 8 is fixing with the inner side of cover plate to be connected, and the second righting rod 8 is through connecting plate 3, and the lower end of the second righting rod 8 is fixing with the inner side of base plate to be connected, and connecting plate 3 moves up and down along the second righting rod 8.
Below in conjunction with specific embodiment, flange gasket punching machine provided by the invention is illustrated:
Embodiment 1
In the present embodiment, referring to Fig. 1 and Fig. 2, the flange gasket of institute's punching press is toroidal. Wherein, set on cope match-plate pattern 4 groove and lower bolster 2 all adopt toroidal. First righting rod 6 and the second righting rod 8 are respectively adopted two. The height of nut inside thread is about 3mm more than the range of top board 7. The thickness of top board 7 and material and be about 3mm less than the degree of depth of groove. Before punching press, reversely rotating screw press, screw press drives nut to move upward, and nut drives connecting plate 3 to move upward, and connecting plate 3 drives cope match-plate pattern 4 to move upward, and stop operating screw press when the lower end of cope match-plate pattern 4 is higher than the upper end of top board 7. Rockwool blocks will be chosen as stamping material, rockwool blocks will be placed on lower bolster 2. Rotating forward screw press, screw press drives nut to move downward, and nut drives connecting plate 3 to move downward, and connecting plate 3 drives cope match-plate pattern 4 to move downward, and in the process that lower bolster 2 and groove fasten, rockwool blocks is stamped into toroidal. After flange gasket completes, reversely rotating screw press, screw press drives nut to move upward, nut drives connecting plate 3 to move upward, and connecting plate 3 drives cope match-plate pattern 4 to move upward, and relative motion occurs for top board 7 and cope match-plate pattern 4, flange gasket in groove is ejected by top board 7, conveniently takes out flange gasket.
Embodiment 2
In the present embodiment, referring to Fig. 1 and Fig. 2, the flange gasket of institute's punching press is comma shape. Wherein, set on cope match-plate pattern 4 groove and lower bolster 2 all adopt comma shape. First righting rod 6 adopts two, and the second righting rod 8 adopts four. The height of nut inside thread is about 5mm more than the range of top board 7. The thickness of top board 7 and material and be about 5mm less than the degree of depth of groove. Before punching press, reversely rotating screw press, screw press drives nut to move upward, and nut drives connecting plate 3 to move upward, and connecting plate 3 drives cope match-plate pattern 4 to move upward, and stop operating screw press when the lower end of cope match-plate pattern 4 is higher than the upper end of top board 7. Block rubber will be chosen as stamping material, block rubber will be placed on lower bolster 2. Rotating forward screw press, screw press drives nut to move downward, and nut drives connecting plate 3 to move downward, and connecting plate 3 drives cope match-plate pattern 4 to move downward, and in the process that lower bolster 2 and groove fasten, block rubber is stamped into comma shape. After flange gasket completes, reversely rotating screw press, screw press drives nut to move upward, nut drives connecting plate 3 to move upward, and connecting plate 3 drives cope match-plate pattern 4 to move upward, and relative motion occurs for top board 7 and cope match-plate pattern 4, flange gasket in groove is ejected by top board 7, conveniently takes out flange gasket.
The flange gasket punching machine that the embodiment of the present invention provides, at least possesses following beneficial effect:
1, the flange gasket punching machine that the embodiment of the present invention provides, punching structure is formed by cope match-plate pattern, lower bolster and moving parts, material for manufacturing flange pad is arranged on lower bolster, and lower bolster moves downward in process, and material strikes out flange gasket under the cope match-plate pattern punching press effect with lower bolster. In the process of punching press, the top and bottom of flange gasket and edge uniform force, the defect such as slight crack, in irregular shape, burr can be avoided the occurrence of, improve the quality of flange gasket, it is ensured that the sealing property of flange gasket. Additionally, the flange gasket punching machine that the embodiment of the present invention provides can be greatly improved the make efficiency of flange gasket, save production cost.
2, the flange gasket punching machine that the embodiment of the present invention provides is provided with handle, it is simple to hand rotation screw press, improves the ram efficiency of flange gasket.
3, the flange gasket punching machine that the embodiment of the present invention provides, the axis of screw press is through the center of cope match-plate pattern, lower bolster and connecting plate so that flange gasket is uniform force in punching course, improves the stamping quality of flange gasket.
4, the flange gasket punching machine that the embodiment of the present invention provides is provided with top board, it is simple to flange gasket is taken out after completing by flange gasket punching press in the groove of cope match-plate pattern.
5, the flange gasket punching machine that the embodiment of the present invention provides is provided with the first righting rod and the second righting rod, it is ensured that cope match-plate pattern movement locus does not offset, and improves the stamping quality of flange gasket.
It should be noted last that, above detailed description of the invention is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to example, it will be understood by those within the art that, technical scheme can be modified or equivalent replacement, without deviating from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of scope of the presently claimed invention.

Claims (10)

1. a flange gasket punching machine, it is characterised in that including: body, cope match-plate pattern, lower bolster and moving parts;
Described cope match-plate pattern is arranged on inside described body, and described moving parts is connected through described cope match-plate pattern with described body, and described moving parts drives described cope match-plate pattern to move up and down;
Described cope match-plate pattern offers the groove of flange gasket shape, inside described groove, is provided with boss;
Described lower bolster is fixed on inside described body, and described lower bolster is arranged on the lower section of described cope match-plate pattern, and described lower bolster is set to flange gasket shape; Being provided with the first through hole on described lower bolster, described first through hole matches with described boss; Described lower bolster and described fit depressions, when described cope match-plate pattern moves downwardly to extreme position, described lower bolster is positioned at inside described groove;
Material for manufacturing flange pad is arranged on described lower bolster, and described lower bolster moves downward in process, and described material strikes out flange gasket under the punching press effect with lower bolster of the described cope match-plate pattern.
2. flange gasket punching machine as claimed in claim 1, it is characterised in that also include: connecting plate;
Described connecting plate is arranged on the top of described cope match-plate pattern, and described connecting plate is fixing with described cope match-plate pattern to be connected;
Described moving parts is connected with described connecting plate, and described moving parts drives described connecting plate to move up and down, and described connecting plate drives described cope match-plate pattern to move up and down.
3. flange gasket punching machine as claimed in claim 2, it is characterised in that described moving parts includes: screw press and nut;
Described body upper end offers screw, and described nut is fixed on described connecting plate, and described screw and described nut are oppositely arranged;
Described screw press is spirally connected through described first screw and described nut, and described screw press drives described nut to move downward when rotating forward, and described screw press drives described nut to move upward when reversely rotating;
The height of described nut inside thread is more than the range of described top board.
4. flange gasket punching machine as claimed in claim 3, it is characterised in that the axis of described screw press is through the center of described cope match-plate pattern, lower bolster and described connecting plate.
5. flange gasket punching machine as claimed in claim 4, it is characterised in that described moving parts also includes: hands handle;
Described handle is fixing with the upper end of described screw press to be connected.
6. the flange gasket punching machine as described in any one of Claims 1 to 5, it is characterised in that described body includes: cover plate, the first side plate, the second side plate and base plate;
Described cover plate and described base plate are oppositely arranged, and described first side plate and described second side plate are oppositely arranged;
Described cover plate is fixing with described first side plate and described second side plate to be connected, and described base plate is fixing with described first side plate and described second side plate to be connected;
Described cover plate, the first side plate, the second side plate and described base plate are fixed as square structure.
7. flange gasket punching machine as claimed in claim 6, it is characterised in that also include: top board and the first righting rod;
Being provided with the second through hole on described top board, described second through hole matches with described boss;
Described top board is arranged between described cope match-plate pattern and described lower bolster;
The upper end of described first righting rod is fixing with described cover plate to be connected, and the lower end of described first righting rod is connected through described connecting plate and described base plate are fixing;
Described top board is flange gasket shape, and when described cope match-plate pattern moves downwardly to extreme position, described top board is positioned at inside described groove;
The thickness of described top board and described material and the degree of depth less than described groove.
8. flange gasket punching machine as claimed in claim 7, it is characterised in that described first righting rod is at least two.
9. flange gasket punching machine as claimed in claim 7, it is characterised in that also include: the second righting rod;
The upper end of described second righting rod is fixing with the inner side of described cover plate to be connected, and described second righting rod is through described connecting plate, and the lower end of described second righting rod is fixing with the inner side of described base plate to be connected;
Described connecting plate moves up and down along described second righting rod.
10. flange gasket punching machine as claimed in claim 9, it is characterised in that described second righting rod is at least two.
CN201511031086.5A 2015-12-31 2015-12-31 Punching device for flange gasket CN105619627A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201511031086.5A CN105619627A (en) 2015-12-31 2015-12-31 Punching device for flange gasket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201511031086.5A CN105619627A (en) 2015-12-31 2015-12-31 Punching device for flange gasket

Publications (1)

Publication Number Publication Date
CN105619627A true CN105619627A (en) 2016-06-01

Family

ID=56035151

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201511031086.5A CN105619627A (en) 2015-12-31 2015-12-31 Punching device for flange gasket

Country Status (1)

Country Link
CN (1) CN105619627A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB606543A (en) * 1946-02-13 1948-08-16 Frederick Leslie Ballard Improvements in chisels for sculptors, stonemasons and others working in stone
FR2490541A1 (en) * 1980-09-23 1982-03-26 Warin Et Fils Press for cutting tiles - has slide on rail to site cutter on pivot arm over table with rib onto which tile is pressed by lever
JPH0796515A (en) * 1993-09-29 1995-04-11 Takaoka Electric Mfg Co Ltd Tile cutting apparatus
CN2496577Y (en) * 2001-07-30 2002-06-26 宝山钢铁股份有限公司 Thin slice press die
CN201183280Y (en) * 2008-02-27 2009-01-21 中国石化股份胜利油田分公司胜利采油厂 Shutter flange gasket punch
CN202779499U (en) * 2012-07-13 2013-03-13 成都进界科技有限公司 Inverted blanking die with ejector
CN202805323U (en) * 2012-09-15 2013-03-20 湖北三才堂化工科技有限公司 Asbestos gasket pressing machine
CN103640054A (en) * 2013-11-28 2014-03-19 无锡市航鹄科技有限公司 Stamping tool for manufacturing rubber gaskets
CN204018540U (en) * 2014-08-11 2014-12-17 宁波埃美柯铜阀门有限公司 Handle processing composite die
CN204412870U (en) * 2014-12-16 2015-06-24 天津市诚田丰金属制品有限公司 A kind of Novel punching structure
CN204505582U (en) * 2015-04-13 2015-07-29 齐齐哈尔市宏城机械制造有限公司 Asbestos pad hand punch
CN204546024U (en) * 2015-01-20 2015-08-12 安徽斯瑞尔阀门有限公司 A kind of valve flange grinding and fixing device for drilling

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB606543A (en) * 1946-02-13 1948-08-16 Frederick Leslie Ballard Improvements in chisels for sculptors, stonemasons and others working in stone
FR2490541A1 (en) * 1980-09-23 1982-03-26 Warin Et Fils Press for cutting tiles - has slide on rail to site cutter on pivot arm over table with rib onto which tile is pressed by lever
JPH0796515A (en) * 1993-09-29 1995-04-11 Takaoka Electric Mfg Co Ltd Tile cutting apparatus
CN2496577Y (en) * 2001-07-30 2002-06-26 宝山钢铁股份有限公司 Thin slice press die
CN201183280Y (en) * 2008-02-27 2009-01-21 中国石化股份胜利油田分公司胜利采油厂 Shutter flange gasket punch
CN202779499U (en) * 2012-07-13 2013-03-13 成都进界科技有限公司 Inverted blanking die with ejector
CN202805323U (en) * 2012-09-15 2013-03-20 湖北三才堂化工科技有限公司 Asbestos gasket pressing machine
CN103640054A (en) * 2013-11-28 2014-03-19 无锡市航鹄科技有限公司 Stamping tool for manufacturing rubber gaskets
CN204018540U (en) * 2014-08-11 2014-12-17 宁波埃美柯铜阀门有限公司 Handle processing composite die
CN204412870U (en) * 2014-12-16 2015-06-24 天津市诚田丰金属制品有限公司 A kind of Novel punching structure
CN204546024U (en) * 2015-01-20 2015-08-12 安徽斯瑞尔阀门有限公司 A kind of valve flange grinding and fixing device for drilling
CN204505582U (en) * 2015-04-13 2015-07-29 齐齐哈尔市宏城机械制造有限公司 Asbestos pad hand punch

Similar Documents

Publication Publication Date Title
CN201164880Y (en) Container closing end punching apparatus
CN102728720A (en) Punching composite die
CN1141219A (en) Method and apparatus for sheet forming blank using variable bead
CN204381169U (en) A kind of diel
CN203955938U (en) A kind of mould plate fast positioning clamping device
CN202291028U (en) Continuous punching die for silencer of air conditioning compressor
CN103658390B (en) Impulse bearing retainer is self-align cuts end mould
CN103464577B (en) The manufacture method of automobile " S " type longeron
CN105149455A (en) Drawing and forming method for deep cylindrical piece and mould thereof
CN105537986A (en) Automatic centering and clamping device and method
CN201684829U (en) Mould for precise punching
CN201693079U (en) Thinned deep-drawing die with positive pressure
CN103286201A (en) Wear-proof stamping mould
CN201752737U (en) Full circular main bearing flanging die
CN206716847U (en) A kind of flange punching die
CN202570945U (en) Floating-type waste cutter device for blanking die
CN107813166A (en) Automobile die rapid processing technique
CN201394612Y (en) Punch structure of hole-flanging device
CN202741583U (en) Punching die for top cover of three-piece can
CN107442634A (en) A kind of anti-ground shock formula chemical industry lid stamping machine
CN201324798Y (en) Eliminator blanking bending die of machine oil cooler
CN107020328A (en) A kind of integration processing composite die group of automobile drive axle housing lid
CN202062522U (en) Ultrathin diamond saw blade cemented with flange plates
CN206543928U (en) A kind of antidetonation noise reducing type electro-spark cutting machine
CN203695728U (en) Punching machine

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20160601