CN111746184A - Stainless steel plate forming device and preparation process thereof - Google Patents

Stainless steel plate forming device and preparation process thereof Download PDF

Info

Publication number
CN111746184A
CN111746184A CN201910251216.8A CN201910251216A CN111746184A CN 111746184 A CN111746184 A CN 111746184A CN 201910251216 A CN201910251216 A CN 201910251216A CN 111746184 A CN111746184 A CN 111746184A
Authority
CN
China
Prior art keywords
plate
stainless steel
ring
steel plate
adjusting screw
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.)
Pending
Application number
CN201910251216.8A
Other languages
Chinese (zh)
Inventor
肖小伟
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.)
Guangdong Suncoo Technology Co Ltd
Original Assignee
Guangdong Suncoo Technology 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 Guangdong Suncoo Technology Co Ltd filed Critical Guangdong Suncoo Technology Co Ltd
Priority to CN201910251216.8A priority Critical patent/CN111746184A/en
Publication of CN111746184A publication Critical patent/CN111746184A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B44DECORATIVE ARTS
    • B44CPRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C1/00Processes, not specifically provided for elsewhere, for producing decorative surface effects
    • B44C1/16Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
    • B44C1/165Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
    • B44C1/17Dry transfer
    • B44C1/1712Decalcomanias applied under heat and pressure, e.g. provided with a heat activable adhesive
    • B44C1/1729Hot stamping techniques
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F19/00Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/02Apparatus or machines for carrying out printing operations combined with other operations with embossing
    • B41F19/06Printing and embossing between a negative and a positive forme after inking and wiping the negative forme; Printing from an ink band treated with colour or "gold"
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00Inking and printing with a printer's forme
    • B41M1/22Metallic printing; Printing with powdered inks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00Inking and printing with a printer's forme
    • B41M1/26Printing on other surfaces than ordinary paper
    • B41M1/28Printing on other surfaces than ordinary paper on metals

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

The invention discloses a stainless steel plate forming device which comprises a base plate, supporting columns, convex plates and an intaglio plate, wherein the supporting columns are welded on the surface of the base plate, the top surfaces of the supporting columns are welded on the bottom surface of a top plate, an electric push rod is welded on the bottom surface of the top plate, a fixing plate is welded on the surface of the electric push rod, a gold stamping plate is welded on the surface of the fixing plate, and the convex plates are welded on the surface of the gold stamping plate. Fixing the plates, descending the mounting rack, gold stamping the surfaces of the plates, and disassembling the plates; the beneficial effects are that: the stainless steel plate forming device and the preparation process thereof adopt a gold stamping mode to stamp three-dimensional lines on the surface of the stainless steel plate, enrich the surface structure of the stainless steel plate and improve the integral aesthetic quality of the stainless steel plate.

Description

Stainless steel plate forming device and preparation process thereof
Technical Field
The invention relates to the technical field of plates, in particular to a stainless steel plate forming device and a preparation process thereof.
Background
The stainless steel plate has high strength and hardness and good plastic toughness, and is divided into two types of hot rolling and cold rolling according to a preparation method, and the stainless steel plate is widely applied to the field of shell processing of household appliances at present;
in the prior art, the traditional stainless steel plate has single appearance, is easy to generate aesthetic fatigue and cannot meet the increasing requirements of diversified appearances of household appliances of users, the aesthetic fatigue can be relieved by arranging stereoscopic grains on the surface of the stainless steel plate, the stereoscopic grains are arranged on the surface of the stainless steel plate by adopting an etching process, but the etching process of the stainless steel plate is difficult and inflexible, the production efficiency is low and the cost is too high;
therefore, the invention provides a stainless steel plate forming device and a preparation process thereof for solving the problems.
Disclosure of Invention
The invention aims to provide a stainless steel plate forming device and a preparation process thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a stainless steel sheet forming device comprises a base plate, a support column, a convex plate and an intaglio, wherein the surface of the base plate is welded with the support column, the top surface of the support column is welded on the bottom surface of the top plate, the bottom surface of the top plate is welded with an electric push rod, the surface of the electric push rod is welded with a fixed plate, the surface of the fixed plate is welded with a hot gold plate, the surface of the hot gold plate is welded with the convex plate, the outer side of the support column is sleeved with a lantern ring, the lantern ring is welded on the side wall of a mounting rack, the inner wall of the mounting rack is welded with a sleeve, an adjusting screw rod is inserted in the sleeve, an adjusting rotary drum is screwed on the rod body of the adjusting screw rod, the surface of the adjusting rotary drum is welded with a traction ring, the traction ring is rotatably connected in a, the buckle is detained at corrosion resistant plate's edge, corrosion resistant plate dock in the inside of mounting bracket, and the surface welding of backing plate has the intaglio, and the spiro union has the carrying ring on the body of rod of support column, the carrying ring is in the lower part of the lantern ring.
Preferably, the support column is the circular cylinder structure, and the support column is provided with four, and four support columns distribute respectively in four corners of backing plate face, and the lantern ring is ring shape structure, and the mounting bracket is "returning" font rectangle frame structure, and the butt joint groove has all been seted up to the upper surface and the lower surface of mounting bracket, and the notch size in butt joint groove is greater than intaglio face size.
Preferably, the sleeve is inside hollow cylinder structure, and telescopic hollow portion is rectangular cylinder structure, and adjusting screw is "T" font cylinder structure, and adjusting screw is in the inside face of sleeve and is rectangular plate structure, and adjusting screw runs through the telescopic body of rod and is circular cylinder structure, and tractive ring and spacing annular all are the ring structure that the cross-section is "T" font, and the great terminal surface of area is in the inside of spacing annular all the time in two terminal surfaces of tractive ring, and the buckle is "T" font plate structure.
Preferably, the carrying ring is of a circular ring structure, the poke rods are welded to the outer wall of the carrying ring and are arranged in a plurality of numbers, and the poke rods are arranged on the outer wall of the carrying ring in a circular shape.
A preparation process of a stainless steel plate forming device comprises the following steps:
the method comprises the following steps: the plate is fixed, the stainless steel plate is butted inside the mounting frame, then the adjusting rotary drum is manually screwed, the adjusting rotary drum is limited by the traction ring and can only rotate but can not move, the adjusting rotary drum is in threaded connection with the adjusting screw rod, and the adjusting screw rod is positioned at the end part of the sleeve and can not rotate but can only move by limiting, so that when the adjusting rotary drum rotates, the adjusting screw rod horizontally moves, and the pinch plate is pushed to clamp the stainless steel plate, thereby fixing the stainless steel plate;
step two: descending the mounting frame, manually stirring a stirring rod on the outer wall of the carrying ring, screwing the carrying ring downwards, and enabling the lantern ring to slide downwards on the rod body of the support column and be always lapped on the upper part of the carrying ring in the process that the carrying ring moves downwards;
step three: the surface is gilded, an electric push rod is started to push a convex plate to be butted in a butt joint groove on the surface of the mounting frame, the stainless steel plate is gilded, and the intaglio plate and the convex plate are matched with lines with three-dimensional sense at the gilding position on the surface of the stainless steel plate;
step four: the plate is disassembled, the adjusting rotary drum is reversely screwed to drive the adjusting screw to move towards the interior of the sleeve, and at the moment, the pinch plate is separated from the surface of the stainless steel plate, and the stainless steel plate is pulled out from the mounting frame.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the stainless steel plate forming device and the preparation process thereof adopt a gold stamping mode to stamp three-dimensional lines on the surface of the stainless steel plate, enrich the surface structure of the stainless steel plate and improve the integral aesthetic quality of the stainless steel plate;
2. the stainless steel plate forming device and the preparation process thereof are characterized in that an installation frame is additionally arranged between a convex plate and a concave plate, the stainless steel plate is placed in the installation frame and is clamped by a pinch plate, and the stainless steel plate is prevented from deviating in the gold stamping process;
3. according to the stainless steel plate forming device and the preparation process thereof, the lantern ring is welded on the outer side of the mounting rack, so that the mounting rack can be conveniently and vertically lifted, and the lantern ring is limited by the carrying ring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: the device comprises a base plate 1, a support column 2, a top plate 3, an electric push rod 4, a fixing plate 5, a gold stamping plate 6, a convex plate 7, a lantern ring 8, a mounting rack 9, a sleeve 10, an adjusting screw rod 11, an adjusting rotary drum 12, a traction ring 13, a limiting ring groove 14, a buckle plate 15, a stainless steel plate 16, an intaglio 17 and a carrying ring 18.
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 to 3, the present invention provides a technical solution: a stainless steel plate forming device comprises a backing plate 1, supporting columns 2, convex plates 7 and an intaglio 17, wherein the supporting columns 2 are welded on the surface of the backing plate 1, the top surfaces of the supporting columns 2 are welded on the bottom surface of a top plate 3, an electric push rod 4 is welded on the bottom surface of the top plate 3, a fixing plate 5 is welded on the surface of the electric push rod 4, a gold stamping plate 6 is welded on the surface of the fixing plate 5, the convex plates 7 are welded on the surface of the gold stamping plate 6, a lantern ring 8 is sleeved on the outer side of the supporting columns 2, the lantern ring 8 is welded on the side wall of a mounting frame 9, a sleeve 10 is welded on the inner wall of the mounting frame 9, an adjusting screw rod 11 is inserted in the sleeve 10, an adjusting rotary drum 12 is screwed on the rod body of the adjusting screw rod 11, a traction ring 13 is welded on the surface of the adjusting rotary drum 12, the traction, the pinch plate 15 is buckled at the edge of the stainless steel plate 16, the stainless steel plate 16 is butted in the mounting frame 9, the intaglio 17 is welded on the surface of the backing plate 1, the carrying ring 18 is screwed on the rod body of the support column 2, and the carrying ring 18 is positioned at the lower part of the lantern ring 8.
Support column 2 is the circular cylinder structure, and support column 2 is provided with four, and four support columns 2 distribute respectively in four corners of 1 face of backing plate, and lantern ring 8 is ring shape structure, and mounting bracket 9 is "returning" font rectangle frame structure, and the butt joint groove has all been seted up to the upper surface and the lower surface of mounting bracket 9, and the notch size in butt joint groove is greater than the face size of intaglio 17, and mounting bracket 9 drives corrosion resistant plate 16 and follows lantern ring 8 and go up and down as corrosion resistant plate 16's the structure of placing.
Sleeve 10 is inside hollow cylinder structure, sleeve 10's hollow portion is rectangular cylinder structure, adjusting screw 11 is "T" font cylinder structure, adjusting screw 11 is located the inside face of sleeve 10 and is rectangular plate structure, adjusting screw 11 runs through the body of rod of sleeve 10 and is circular cylinder structure, traction ring 13 and spacing annular 14 all are the ring structure of cross-section for "T" font, the great terminal surface of area is in the inside of spacing annular 14 all the time in two terminal surfaces of traction ring 13, buckle 15 is "T" font plate structure.
The carrying ring 18 is of a circular ring structure, a plurality of poking rods are welded on the outer wall of the carrying ring 18, and the poking rods are arranged on the outer wall of the carrying ring 18 in a circumferential shape.
A preparation process of a stainless steel plate forming device comprises the following steps:
the method comprises the following steps: fixing the plate, namely butting the stainless steel plate 16 in the mounting frame 9, manually screwing the adjusting rotary drum 12, limiting the adjusting rotary drum 12 by the pulling ring 13, and only rotating but not displacing, wherein the adjusting rotary drum 12 is in threaded connection with the adjusting screw rod 11, and the adjusting screw rod 11 is positioned at the end part of the sleeve 10, limited, not rotating but only displacing, so that when the adjusting rotary drum 12 rotates, the adjusting screw rod 11 horizontally displaces, and pushes the buckle plate 15 to clamp the stainless steel plate 16, thereby completing the fixation of the stainless steel plate 16;
step two: descending the mounting rack, manually shifting a shifting rod on the outer wall of the carrying ring 18, screwing the carrying ring 18 downwards, and enabling the lantern ring 8 to slide downwards on the rod body of the support column 2 and be always lapped on the upper part of the carrying ring 18 in the process that the carrying ring 18 moves downwards;
step three: the surface is gilded, an electric push rod 4 is started to push a convex plate 7 to be butted in a butt joint groove on the surface of an installation frame 9, the stainless steel plate 16 is gilded, and a concave plate 17 and the convex plate 7 are matched with grains with three-dimensional sense at the gilding position on the surface of the stainless steel plate 16;
step four: and (3) disassembling the plate, reversely screwing the adjusting rotary drum 12, driving the adjusting screw 11 to move towards the inside of the sleeve 10, separating the pinch plate 15 from the surface of the stainless steel plate 16 at the moment, and drawing out the stainless steel plate 16 from the mounting frame 9.
The working principle is as follows: the stainless steel plate 16 is butted in the mounting frame 9, then the adjusting rotary drum 12 is manually screwed, the adjusting rotary drum 12 is limited by the pulling ring 13 and can only rotate but can not move, the adjusting rotary drum 12 is in threaded connection with the adjusting screw rod 11, and the adjusting screw rod 11 is positioned at the end part of the sleeve 10 and can not rotate but can only move, so that when the adjusting rotary drum 12 rotates, the adjusting screw rod 11 horizontally moves, the pinch plate 15 is pushed to clamp the stainless steel plate 16, and the stainless steel plate 16 is fixed; manually poking a poking rod on the outer wall of the carrying ring 18, screwing the carrying ring 18 downwards, and in the process that the carrying ring 18 moves downwards, the lantern ring 8 slides downwards on the rod body of the support column 2 and is always lapped on the upper part of the carrying ring 18; the surface is gilded, an electric push rod 4 is started to push a convex plate 7 to be butted in a butt joint groove on the surface of an installation frame 9, the stainless steel plate 16 is gilded, and a concave plate 17 and the convex plate 7 are matched with grains with three-dimensional sense at the gilding position on the surface of the stainless steel plate 16; and reversely screwing the adjusting drum 12 to drive the adjusting screw 11 to move towards the inside of the sleeve 10, at the moment, the pinch plate 15 is separated from the surface of the stainless steel plate 16, and the stainless steel plate 16 is pulled out from the mounting rack 9.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a stainless steel sheet forming device, includes backing plate (1), support column (2), flange (7) and intaglio (17), its characterized in that: the welding of the surface of backing plate (1) has support column (2), the top surface welding of support column (2) is on the bottom surface of roof (3), the bottom surface welding of roof (3) has electric putter (4), the skin weld of electric putter (4) has fixed plate (5), the skin weld of fixed plate (5) has boiling hot gold plate (6), the skin weld of boiling hot gold plate (6) has flange (7), and the lantern ring (8) has been cup jointed in the outside of support column (2), the lantern ring (8) welds on the lateral wall of mounting bracket (9), the inner wall welding of mounting bracket (9) has sleeve (10), the inside grafting of sleeve (10) has adjusting screw (11), the spiro union has regulation rotary drum (12) on the body of rod of adjusting screw (11), the skin weld of regulation rotary drum (12) has tractive ring (13), tractive ring (13) rotates the inside of connecting in spacing annular (14), spacing annular (14) are seted up at sleeve (10) on the surface, and the welding has buckle (15) on the terminal surface of adjusting screw (11), buckle (15) are detained at the edge of corrosion resistant plate (16), corrosion resistant plate (16) butt joint is in the inside of mounting bracket (9), and the skin weld of backing plate (1) has intaglio (17), and the spiro union has on the body of rod of support column (2) and carries on ring (18), carry on ring (18) and be in the lower part of the lantern ring (8).
2. The forming device of stainless steel plate as claimed in claim 1, wherein: support column (2) are the cylinder structure, and support column (2) are provided with four, and four support columns (2) distribute respectively in four corners of backing plate (1) face, and lantern ring (8) are ring shape structure, and mounting bracket (9) are "returning" font rectangle frame structure, and the butt joint groove has all been seted up to the upper surface and the lower surface of mounting bracket (9), and the notch size in butt joint groove is greater than the face size of intaglio (17).
3. The forming device of stainless steel plate as claimed in claim 1, wherein: sleeve (10) are inside hollow cylinder structure, the hollow portion of sleeve (10) is rectangular cylinder structure, adjusting screw (11) are "T" font cylinder structure, adjusting screw (11) are in the inside face of sleeve (10) and are rectangular plate structure, the body of rod that adjusting screw (11) run through sleeve (10) is circular cylinder structure, pull ring (13) and spacing annular (14) all are the ring structure that the cross-section is "T" font, the great terminal surface of area is in the inside of spacing annular (14) all the time in two terminal surfaces of pull ring (13), buckle (15) are "T" font plate structure.
4. The forming device of stainless steel plate as claimed in claim 1, wherein: the carrying ring (18) is of a circular ring structure, a plurality of poking rods are welded on the outer wall of the carrying ring (18) and arranged on the outer wall of the carrying ring (18) in a circumferential mode.
5. A process for manufacturing a stainless steel sheet forming apparatus according to any one of claims 1 to 4, wherein: the processing flow of the product comprises the following steps:
the method comprises the following steps: the method comprises the steps that (1) a plate is fixed, a stainless steel plate (16) is butted in an installation frame (9), then an adjusting rotary drum (12) is manually screwed, the adjusting rotary drum (12) is limited by a traction ring (13) and can only rotate and can not move, the adjusting rotary drum (12) is in threaded connection with an adjusting screw (11), and the adjusting screw (11) is positioned at the end part of a sleeve (10) and can only move due to limited rotation, so that when the adjusting rotary drum (12) rotates, the adjusting screw (11) horizontally moves, a buckle plate (15) is pushed to clamp the stainless steel plate (16), and the stainless steel plate (16) is fixed;
step two: the mounting frame is descended, a poke rod on the outer wall of the carrying ring (18) is manually poked, the carrying ring (18) is screwed downwards, and in the process that the carrying ring (18) moves downwards, the lantern ring (8) slides downwards on the rod body of the support column (2) and is always lapped on the upper part of the carrying ring (18);
step three: the surface is gilded, an electric push rod (4) is started to push a convex plate (7) to be butted in a butt joint groove on the surface of an installation rack (9), gilding is carried out on a stainless steel plate (16), and a concave plate (17) and the convex plate (7) are matched with lines with three-dimensional sense at the gilding position on the surface of the stainless steel plate (16);
step four: the plate is disassembled, the adjusting rotary drum (12) is reversely screwed, the adjusting screw rod (11) is driven to move towards the inside of the sleeve (10), at the moment, the buckle plate (15) is separated from the surface of the stainless steel plate (16), and the stainless steel plate (16) is pulled out from the mounting rack (9).
CN201910251216.8A 2019-03-29 2019-03-29 Stainless steel plate forming device and preparation process thereof Pending CN111746184A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910251216.8A CN111746184A (en) 2019-03-29 2019-03-29 Stainless steel plate forming device and preparation process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910251216.8A CN111746184A (en) 2019-03-29 2019-03-29 Stainless steel plate forming device and preparation process thereof

Publications (1)

Publication Number Publication Date
CN111746184A true CN111746184A (en) 2020-10-09

Family

ID=72672471

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910251216.8A Pending CN111746184A (en) 2019-03-29 2019-03-29 Stainless steel plate forming device and preparation process thereof

Country Status (1)

Country Link
CN (1) CN111746184A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2775633A1 (en) * 1998-03-09 1999-09-10 Breger Emballages Sa Transfer printer for gilding
CN202123794U (en) * 2011-07-01 2012-01-25 汕头东风印刷股份有限公司 Novel stereoscopic stamping machine
CN206231137U (en) * 2016-11-09 2017-06-09 付福妹 A kind of engraving workbench
CN108674019A (en) * 2018-04-06 2018-10-19 东莞市天合机电开发有限公司 A kind of hoisting type gilding press

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2775633A1 (en) * 1998-03-09 1999-09-10 Breger Emballages Sa Transfer printer for gilding
CN202123794U (en) * 2011-07-01 2012-01-25 汕头东风印刷股份有限公司 Novel stereoscopic stamping machine
CN206231137U (en) * 2016-11-09 2017-06-09 付福妹 A kind of engraving workbench
CN108674019A (en) * 2018-04-06 2018-10-19 东莞市天合机电开发有限公司 A kind of hoisting type gilding press

Similar Documents

Publication Publication Date Title
CN114952176A (en) Welding equipment for pipes
CN101314172A (en) Tension-thining molding method for aluminum pot body
CN111746184A (en) Stainless steel plate forming device and preparation process thereof
CN204209232U (en) One revolves thin machine
CN214290268U (en) Stamping device is used in power supply accessory production
CN217253870U (en) Automatic welding device of kettle
CN104325195A (en) Rotary thinning machine and processing technology thereof
CN211219727U (en) Clamp for producing baking plate
CN205008470U (en) Door frame shaping of wind power generation pylon and flange correcting unit
CN212042366U (en) Turnover mechanism of stamping device
CN203917636U (en) A kind of beading and flange compound die
CN209969903U (en) Pressure tank assembly welding device
CN210585518U (en) Auxiliary device is used in pan production
CN202482424U (en) Hanging frame device for vacuum coating of corrosion resistant plate
CN206702105U (en) A kind of aluminium-alloy pipe takes off jaws equipment
CN216826871U (en) Spraying nozzle device for aluminum tank
CN210260207U (en) Automatic bath towel rack feeding device
CN211807798U (en) Full resin section bar stretch bending mould
CN216538447U (en) High-efficient reation kettle is used in dry glue production
CN216155438U (en) Tea caddy pressure mouth device
CN219358383U (en) Pressure head welding set
CN210702133U (en) Three-way double-mouth necking die
CN218835838U (en) Wear-resistant and durable welded pipe die
CN215965698U (en) Pipe bending machine
CN216227926U (en) Special machine for pressing refrigerator inner container

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
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20201009