CN107803428B - A kind of pipe fitting angle welding heading forming frock - Google Patents

A kind of pipe fitting angle welding heading forming frock Download PDF

Info

Publication number
CN107803428B
CN107803428B CN201711024694.2A CN201711024694A CN107803428B CN 107803428 B CN107803428 B CN 107803428B CN 201711024694 A CN201711024694 A CN 201711024694A CN 107803428 B CN107803428 B CN 107803428B
Authority
CN
China
Prior art keywords
clamp formwork
heading
pipe fitting
formed punch
cylinder
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN201711024694.2A
Other languages
Chinese (zh)
Other versions
CN107803428A (en
Inventor
于永波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Tonghe Automotive Fluid System Co.,Ltd.
Original Assignee
WUHU TONGHE AUTOMOBILE FLUID SYSTEM CO Ltd
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 WUHU TONGHE AUTOMOBILE FLUID SYSTEM CO Ltd filed Critical WUHU TONGHE AUTOMOBILE FLUID SYSTEM CO Ltd
Priority to CN201711024694.2A priority Critical patent/CN107803428B/en
Publication of CN107803428A publication Critical patent/CN107803428A/en
Application granted granted Critical
Publication of CN107803428B publication Critical patent/CN107803428B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K33/00Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
  • Forging (AREA)

Abstract

The present invention provides a kind of pipe fitting angle welding heading forming frock applied to automobile pipe fitting welding auxiliary equipment technical field, upper positioning groove (3) are arranged in upper clamp formwork (1) lower surface of the pipe fitting angle welding heading forming frock, lower positioning groove (4) are arranged in lower clamp formwork (2) upper surface, the formed punch ontology (7) of formed punch (6) is configured to active card mounted in the structure clamped in chamber (5), formed punch ontology (7) activity is installed in the position setting heading clamped in chamber (5) and processes convex block (8), upper clamp formwork (1) is connect with lifting cylinder, lower clamp formwork (2) is mounted on tooling base.Pipe fitting angle of the present invention welds heading forming frock, and structure is simple, at low cost, angle saddle type heading can be conveniently and efficiently processed on pipe fitting, it is ensured that angle saddle type heading shaping efficiency is high, and consistency is good, cost is saved, pipe fitting angle welding efficiency is improved.

Description

A kind of pipe fitting angle welding heading forming frock
Technical field
The invention belongs to automobile pipe fitting welding auxiliary equipment technical fields, are to be related to a kind of pipe fitting angle more specifically Weld heading forming frock.
Background technique
As automobile industry continues to develop, the type and complexity of automobile pipe fitting are also continuously increased.And it is processed in pipe fitting In, need to ensure the efficiency of pipe fitting angle welding, while reducing labor intensity of workers, improving product quality.In view of the above problems Point devises angle saddle type upset head forming die.Upset head mould in the prior art can only realize vertical saddle type heading, when When pipe fitting needs non-perpendicular welding, other machine-tooled methods such as existing upset head mould is unable to satisfy, and needs wire cutting, such side Method low efficiency, qualification rate is low, at high cost.
Summary of the invention
The technical problems to be solved by the present invention are: it is simple to provide a kind of structure, can conveniently and efficiently on pipe fitting plus Work goes out angle saddle type heading, it is ensured that angle saddle type heading shaping efficiency is high, and consistency is good, saves cost, and in pipe fitting In welding process, it is ensured that angle saddle type heading and soldered pipeline stickiness are good, guarantee weld strength, facilitate welding, improve The angle of angle welding efficiency welds heading forming frock.
Solve the problems, such as techniques discussed above, the technical scheme adopted by the invention is as follows:
The present invention is that a kind of pipe fitting angle welds heading forming frock, and the pipe fitting angle welds heading forming frock packet Upper clamp formwork, lower clamp formwork are included, upper positioning groove is arranged in the upper clamp formwork lower surface, and lower positioning groove is arranged in lower clamp formwork upper surface, Upper positioning groove and lower positioning groove, which are formed, clamps chamber, and it is intracavitary mounted in clamping that the formed punch ontology of formed punch is configured to active card Structure, formed punch ontology activity are installed in the heading processing convex block for clamping intracavitary position setting protrusion, and heading processes table before convex block Face setting is in the processing inclined-plane of ramped shaped, and the upper clamp formwork is connect with lifting cylinder, and lower clamp formwork is mounted on tooling base.
The lifting cylinder is configured to the structure for driving upper clamp formwork oscilaltion mobile, lifting cylinder with can control The flexible control unit connection of lifting cylinder processed, formed punch includes formed punch ontology and punch holder, and limiting component is arranged on formed punch ontology, Punch holder is connect with limiting component.
The heading processing convex block is set as side structure triangular in shape, and processing inclined-plane is configured to from close to limiting section The structure that part one end is gradually decreased to the first end height of close formed punch body end.
Multiple vertical guide posts are arranged in the lower clamp formwork upper surface, setting and number of guide posts and position one on upper clamp formwork One corresponding pilot hole, each guide post are configured to the structure extended in a pilot hole, the punch holder and tune of formed punch Displacements of cylinders connection.
The adjusting cylinder is fixedly mounted on tooling base, is adjusted cylinder and can be controlled to adjust the control of Telescopic-cylinder Component connection processed when the control unit controls to adjust Telescopic-cylinder, adjusts cylinder and is configured on control formed punch ontology The structure that is moved horizontally relative to lower clamp formwork of heading processing convex block.
Pockets are arranged in the upper clamp formwork lower surface, and the control unit control lifting cylinder drives upper clamp formwork under When clamping is abutted together, heading processing convex block is configured to exert a force forms the structure of heading, control on pipe fitting to be processed When component controls lifting cylinder drives upper clamp formwork and lower clamp formwork to be abutted together, heading processing convex block is configured to extend to appearance The structure received in groove.
Using technical solution of the present invention, can obtain it is below the utility model has the advantages that
Pipe fitting angle of the present invention welds heading forming frock, when needing to process pipe fitting, by pipe clamping In upper positioning groove, is then moved down by folder steamed bun in telescopic cylinder control or is moved up by telescopic cylinder control lower clamp formwork, So that upper clamp formwork and lower clamp formwork are close, and upper clamp formwork and lower clamp formwork close to when, the heading processing on the formed punch ontology of formed punch is convex Block can be fitted on pipe fitting, since the processing inclined-plane of heading processing convex block is in ramped shaped, in this way, it is possible in pipe fitting corresponding positions It sets, processes angle saddle type heading in the position, as long as repeating to place pipe fitting to be processed, energy convenient power-saving is completed pipe fitting and added Work, the angle saddle type heading that tooling of the invention processes, consistency is good, high in machining efficiency, molding stable product quality Reliably, meet production demand.Pipe fitting angle of the present invention welds heading forming frock, and structure is simple, at low cost, Angle saddle type heading can be conveniently and efficiently processed on pipe fitting, it is ensured that angle saddle type heading shaping efficiency is high, unanimously Property it is good, cost is saved, and during pipe fitting welding, it is ensured that angle saddle type heading and soldered pipeline stickiness are good, guarantor Weld strength is demonstrate,proved, facilitates welding, improves angle welding efficiency.
Detailed description of the invention
Brief description is made to content expressed by each attached drawing of this specification and the label in figure below:
Fig. 1 is the structural schematic diagram that pipe fitting angle of the present invention welds heading forming frock;
Attached drawing acceptance of the bid note is respectively as follows: 1, upper clamp formwork;2, lower clamp formwork;3, upper positioning groove;4, lower positioning groove;5, it clamps Chamber;6, formed punch;7, formed punch ontology;8, heading processes convex block;9, inclined-plane is processed;10, punch holder;11, limiting component;12, it is oriented to Column;13, pilot hole.
Specific embodiment
Below against attached drawing, by the description of the embodiment, to for example related each structure of a specific embodiment of the invention The works such as the shape of part, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle are further Detailed description:
As shown in Fig. 1, the present invention is that a kind of pipe fitting angle welds heading forming frock, and the pipe fitting angle welds upsetting Head forming frock includes upper clamp formwork 1, lower clamp formwork 2, and upper positioning groove 3, table on lower clamp formwork 2 is arranged in 1 lower surface of upper clamp formwork Lower positioning groove 4 is arranged in face, and upper positioning groove 3 and lower positioning groove 4 form and clamp chamber 5, and the formed punch ontology 7 of formed punch 6 is set as Can active card mounted in clamp chamber 5 in structure, 7 activity of formed punch ontology be installed in clamp chamber 5 in position setting protrusion upsetting Head processing convex block 8, heading process the processing inclined-plane 9 that the setting of 8 front surface of convex block is in ramped shaped, the upper clamp formwork 1 and lifting air Cylinder connection, lower clamp formwork 2 are mounted on tooling base.Above structure, when needing to process pipe fitting, by pipe clamping mounted in upper In positioning groove, is then moved down by folder steamed bun in telescopic cylinder control or moved up by telescopic cylinder control lower clamp formwork, so that on Clamping and lower clamp formwork are close, and upper clamp formwork and lower clamp formwork close to when, the heading processing convex block 8 on the formed punch ontology of formed punch can paste It closes on pipe fitting, since the processing inclined-plane 9 of heading processing convex block 8 is in ramped shaped, in this way, it is possible in pipe fitting corresponding position, The position processes angle saddle type heading, as long as repeating to place pipe fitting to be processed, energy convenient power-saving completes pipe fitting processing, this The angle saddle type heading that the tooling of invention processes, consistency is good, and high in machining efficiency, shaped article quality is reliable and stable, full Sufficient production demand.Pipe fitting angle of the present invention welds heading forming frock, and structure is simple, at low cost, Neng Goufang Just angle saddle type heading is quickly processed on pipe fitting, it is ensured that angle saddle type heading shaping efficiency is high, and consistency is good, section Cost-saving, and during pipe fitting welding, it is ensured that angle saddle type heading and soldered pipeline stickiness are good, guarantee that welding is strong Degree, facilitates welding, improves the angle welding efficiency of pipe fitting.
The lifting cylinder is configured to the structure for driving 1 oscilaltion of upper clamp formwork mobile, lifting cylinder with can The flexible control unit connection of lifting cylinder is controlled, formed punch 6 includes formed punch ontology 7 and punch holder 10, and limit is arranged on formed punch ontology 7 Position component 11, punch holder 10 are connect with limiting component 11.Above structure, lifting cylinder can control upper clamp formwork relative to lower clamp formwork It is mobile, realize upper clamp formwork and lower clamp formwork close to or far from, thus upper clamp formwork close to when, convex block 8 is processed as existing by heading It is installed on the pipe fitting in positioning groove, the corresponding position on pipe fitting processes angle saddle type heading, and step is simple, effect Rate is high, and quality is high.
The heading processing convex block 8 is set as side structure triangular in shape, and processing inclined-plane 9 is configured to from close to limit The structure that 11 one end of component is gradually decreased to close 7 end one end of formed punch ontology height.Upper table structure passes through processing inclined-plane 9 Structure setting, can one-pass molding angle saddle type heading, do not need supplementary processing or modification, not only reduce operator work Intensity, and simplify step, it improves efficiency and quality.
2 upper surface of lower clamp formwork is arranged multiple vertical guide posts 12, on upper clamp formwork 1 setting and 12 quantity of guide post and The one-to-one pilot hole 13 in position, each guide post 12 are configured to the structure extended in a pilot hole 13, formed punch 6 Punch holder 10 with adjust cylinder connect.Guide post and pilot hole cooperation, can be realized upper clamp formwork and lower clamp formwork positioning, it is ensured that two Between person can only upper and lower displacement, upper clamp formwork relative to lower clamp formwork move when, heading processing convex block 8 can accurately act on pipe fitting Corresponding position, heading one-pass molding.
The adjusting cylinder is fixedly mounted on tooling base, is adjusted cylinder and can be controlled to adjust the control of Telescopic-cylinder Component connection processed when the control unit controls to adjust Telescopic-cylinder, adjusts cylinder and is configured on control formed punch ontology 7 The structure that is moved horizontally relative to lower clamp formwork 2 of heading processing convex block 8.Above structure, when needing to different pipe fittings or same Pipe fitting processes the heading of different height, can be moved horizontally by adjusting cylinder control formed punch, so that on formed punch ontology 7 Heading processing convex block 8 moved horizontally relative to lower clamp formwork 2, when needing heading height high, adjust cylinder control formed punch ontology to It is moved in lower clamp formwork, when needing heading height low, adjusts cylinder control formed punch ontology and moved to outside lower clamp formwork, to meet oblique To the different demands of height (saddle digs height) when a kind of horse raised north of the Grean Wall saddle heading is processed, tooling use scope is effectively improved.
Pockets are arranged in 1 lower surface of upper clamp formwork, and the control unit control lifting cylinder drives 1 He of upper clamp formwork When lower clamp formwork 2 is abutted together, heading processing convex block 8 is configured to exert a force forms the structure of heading on pipe fitting to be processed, When control unit control lifting cylinder drives upper clamp formwork 1 and lower clamp formwork 2 to be abutted together, heading processing convex block 8 is configured to Extend to the structure in pockets.Above structure, when upper clamp formwork and lower clamp formwork are close to and processing heading on pipe fitting, heading One acts on pipe fitting, and heading another part extends in pockets, and heading processing convex block 8 is avoided to be blocked in upper clamp formwork Lower surface and influence it is close between upper clamp formwork and lower clamp formwork, improve tooling ease of use, meet efficient quick process requirements.
Pipe fitting angle of the present invention welds heading forming frock, when needing to process pipe fitting, by pipe clamping In upper positioning groove, is then moved down by folder steamed bun in telescopic cylinder control or is moved up by telescopic cylinder control lower clamp formwork, So that upper clamp formwork and lower clamp formwork are close, and upper clamp formwork and lower clamp formwork close to when, the heading processing on the formed punch ontology of formed punch is convex Block can be fitted on pipe fitting, since the processing inclined-plane of heading processing convex block is in ramped shaped, in this way, it is possible in pipe fitting corresponding positions It sets, processes angle saddle type heading in the position, as long as repeating to place pipe fitting to be processed, energy convenient power-saving is completed pipe fitting and added Work, the angle saddle type heading that tooling of the invention processes, consistency is good, high in machining efficiency, molding stable product quality Reliably, meet production demand.Pipe fitting angle of the present invention welds heading forming frock, and structure is simple, at low cost, Angle saddle type heading can be conveniently and efficiently processed on pipe fitting, it is ensured that angle saddle type heading shaping efficiency is high, unanimously Property it is good, cost is saved, and during pipe fitting welding, it is ensured that angle saddle type heading and soldered pipeline stickiness are good, guarantor Weld strength is demonstrate,proved, facilitates welding, improves angle welding efficiency.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that concrete implementation of the present invention is not by above-mentioned The limitation of mode, as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved by this The conception and technical scheme of invention directly apply to other occasions, are within the scope of the invention.

Claims (2)

1. a kind of pipe fitting angle welds heading forming frock, it is characterised in that: the pipe fitting angle welds heading forming frock Including upper clamp formwork (1), lower clamp formwork (2), the upper clamp formwork (1) lower surface is arranged upper positioning groove (3), table on lower clamp formwork (2) Face is arranged lower positioning groove (4), and upper positioning groove (3) and lower positioning groove (4) form and clamp chamber (5), the formed punch sheet of formed punch (6) Body (7) is configured to active card mounted in the structure clamped in chamber (5), and formed punch ontology (7) activity, which is installed in, to be clamped in chamber (5) The heading of position setting protrusion processes convex block (8), and heading processes the processing inclined-plane (9) that the setting of convex block (8) front surface is in ramped shaped, The upper clamp formwork (1) is connect with lifting cylinder, and lower clamp formwork (2) is mounted on tooling base;
The lifting cylinder is configured to the structure for driving upper clamp formwork (1) oscilaltion mobile, lifting cylinder with can control The flexible control unit connection of lifting cylinder processed, formed punch (6) include formed punch ontology (7) and punch holder (10), on formed punch ontology (7) It is arranged limiting component (11), punch holder (10) is connect with limiting component (11);
Heading processing convex block (8) is set as side structure triangular in shape, and processing inclined-plane (9) is configured to from close to limit The structure that component (11) one end is gradually decreased to close formed punch ontology (7) end one end height;
Multiple vertical guide posts (12) are arranged in lower clamp formwork (2) upper surface, setting and guide post (12) number on upper clamp formwork (1) Amount and the one-to-one pilot hole in position (13), each guide post (12) are configured to extend in a pilot hole (13) Structure, the punch holder (10) of formed punch (6) are connect with cylinder is adjusted;
The adjusting cylinder is fixedly mounted on tooling base, is adjusted cylinder and can be controlled to adjust the control unit of Telescopic-cylinder Part connection when the control unit controls to adjust Telescopic-cylinder, adjusts cylinder and is configured in control formed punch ontology (7) The structure that heading processing convex block (8) is moved horizontally relative to lower clamp formwork (2).
2. pipe fitting angle according to claim 1 welds heading forming frock, it is characterised in that: the upper clamp formwork (1) Pockets are arranged in lower surface, and the control unit control lifting cylinder drives upper clamp formwork (1) and lower clamp formwork (2) to be abutted together When, heading processing convex block (8) is configured to exert a force forms the structure of heading on pipe fitting to be processed, control unit control lifting When cylinder drives upper clamp formwork (1) and lower clamp formwork (2) to be abutted together, heading processing convex block (8) is configured to extend to receiving Structure in groove.
CN201711024694.2A 2017-10-27 2017-10-27 A kind of pipe fitting angle welding heading forming frock Active CN107803428B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711024694.2A CN107803428B (en) 2017-10-27 2017-10-27 A kind of pipe fitting angle welding heading forming frock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711024694.2A CN107803428B (en) 2017-10-27 2017-10-27 A kind of pipe fitting angle welding heading forming frock

Publications (2)

Publication Number Publication Date
CN107803428A CN107803428A (en) 2018-03-16
CN107803428B true CN107803428B (en) 2019-07-23

Family

ID=61582833

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711024694.2A Active CN107803428B (en) 2017-10-27 2017-10-27 A kind of pipe fitting angle welding heading forming frock

Country Status (1)

Country Link
CN (1) CN107803428B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110421061B (en) * 2019-08-10 2021-02-05 无锡市普发精密机械有限公司 Correcting method of special-shaped automobile pipe position correcting and punching machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0623437A (en) * 1992-02-19 1994-02-01 Sango Co Ltd Press metallic die
CN1951593A (en) * 2005-10-17 2007-04-25 山东奥博特铜铝业有限公司 Novel copper pipe end automatic processor
CN202571050U (en) * 2012-04-10 2012-12-05 叶集试验区红太阳动力机械有限公司 Automatic pipe end molding machine
CN103990729A (en) * 2014-05-16 2014-08-20 山东沃亚森曼机械科技有限公司 Steel wall pipe opening extension forming device
CN204912475U (en) * 2015-07-10 2015-12-30 柳州市超群汽车配件有限责任公司 Pommelled horse type plinth cold -punching mould
CN106270193A (en) * 2016-08-25 2017-01-04 山东黄金矿业(莱州)有限公司三山岛金矿 A kind of pipe-seam type anchor rod bulge loop processing mold
KR101713254B1 (en) * 2016-02-01 2017-03-22 김병은 Apparatus correcting for elbow using water pressure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW573575U (en) * 2002-12-31 2004-01-21 Huei-Chiun Shiu Sealing structure for round tube shaped heat pipe

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0623437A (en) * 1992-02-19 1994-02-01 Sango Co Ltd Press metallic die
CN1951593A (en) * 2005-10-17 2007-04-25 山东奥博特铜铝业有限公司 Novel copper pipe end automatic processor
CN202571050U (en) * 2012-04-10 2012-12-05 叶集试验区红太阳动力机械有限公司 Automatic pipe end molding machine
CN103990729A (en) * 2014-05-16 2014-08-20 山东沃亚森曼机械科技有限公司 Steel wall pipe opening extension forming device
CN204912475U (en) * 2015-07-10 2015-12-30 柳州市超群汽车配件有限责任公司 Pommelled horse type plinth cold -punching mould
KR101713254B1 (en) * 2016-02-01 2017-03-22 김병은 Apparatus correcting for elbow using water pressure
CN106270193A (en) * 2016-08-25 2017-01-04 山东黄金矿业(莱州)有限公司三山岛金矿 A kind of pipe-seam type anchor rod bulge loop processing mold

Also Published As

Publication number Publication date
CN107803428A (en) 2018-03-16

Similar Documents

Publication Publication Date Title
CN205290219U (en) Door sash assembly welder dress
CN205237402U (en) Welding frock of manual fixed gas -supply pipe
CN107803428B (en) A kind of pipe fitting angle welding heading forming frock
CN106944522B (en) Accurate copper pipe fully automatic forming machine and its forming method
CN208146734U (en) A kind of punching pipe clamping device
CN205950173U (en) Straight seam welding anchor clamps
CN202461215U (en) Manual thin plate forming press
CN210232102U (en) Robot straight seam welding barrel clamp
CN202804504U (en) Automatic welding machine for brake shoe
CN206912117U (en) Upsetting wide upsetting in plate spring sheet end is thick, grasswort all-in-one
CN202185707U (en) Tooling fixture for framework structure
CN205519097U (en) Novel shaping of bending of online accurate secondary device
CN204365855U (en) Blanking die produces servicing unit
CN203853718U (en) Welding fixture for automobile pipe beam side reinforcing plate assembly
CN103447866B (en) Vehicle dormer window rail end chamfering tool
CN105964805A (en) Pipeline structure riveting mold
CN205763384U (en) Pipeline structure riveting die
CN101386117A (en) Welding method of metal sheet and irregular element
CN202105904U (en) Punching device of oil pipe clamp
CN206084233U (en) Vice swing arm support welded nut frock before car
CN204934960U (en) Electric car frame weld jig
CN203343660U (en) Improved oscillating bar welding tool
CN204940545U (en) A kind of connector of adjustable steel structure
CN203725966U (en) Dual station robot welding system for safety box
CN204673209U (en) A kind of frock clamp being exclusively used in mine backhoe loader walked frame

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: 241009 No.26 Hengshan Road, Wuhu District, China (Anhui) pilot Free Trade Zone, Wuhu City, Anhui Province

Patentee after: WUHU TONHE AUTOMOBILE FLUID SYSTEM Co.,Ltd.

Address before: 241009 No. 26, Wuhu economic and Technological Development Zone, Anhui, Hengshan Road

Patentee before: WUHU TONGHE AUTOMOBILE FLUID SYSTEM Co.,Ltd.

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 241000 No. 26, Hengshan Road, Wuhu District, China (Anhui) pilot Free Trade Zone, Wuhu City, Anhui Province

Patentee after: Wuhu Tonghe Automotive Fluid System Co.,Ltd.

Address before: 241009 No.26 Hengshan Road, Wuhu District, China (Anhui) pilot Free Trade Zone, Wuhu City, Anhui Province

Patentee before: WUHU TONHE AUTOMOBILE FLUID SYSTEM Co.,Ltd.

CP03 Change of name, title or address