CN110252871A - A kind of aluminium sheet automatic cutting device - Google Patents

A kind of aluminium sheet automatic cutting device Download PDF

Info

Publication number
CN110252871A
CN110252871A CN201910540936.6A CN201910540936A CN110252871A CN 110252871 A CN110252871 A CN 110252871A CN 201910540936 A CN201910540936 A CN 201910540936A CN 110252871 A CN110252871 A CN 110252871A
Authority
CN
China
Prior art keywords
plate
press machine
wheel
aluminium sheet
positioning
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
CN201910540936.6A
Other languages
Chinese (zh)
Inventor
许彪
高淼斌
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.)
Jiaxing Jiayuanduocai Aluminum Industry Co Ltd
Original Assignee
Jiaxing Jiayuanduocai Aluminum Industry 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 Jiaxing Jiayuanduocai Aluminum Industry Co Ltd filed Critical Jiaxing Jiayuanduocai Aluminum Industry Co Ltd
Priority to CN201910540936.6A priority Critical patent/CN110252871A/en
Publication of CN110252871A publication Critical patent/CN110252871A/en
Pending legal-status Critical Current

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
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • 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
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/14Dies
    • 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
    • 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/12Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
    • 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
    • B21D43/20Storage arrangements; Piling or unpiling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0076Other grinding machines or devices grinding machines comprising two or more grinding tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06Dust extraction equipment on grinding or polishing machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)

Abstract

The invention discloses a kind of aluminium sheet automatic cutting device, including rack, device, feed appliance, positioning electric eye, the first press machine, punching press cutting mold, translating rails, telescopic mechanical arm, changer, plate sucker, plate conveying, the second press machine, side stamping die, plate positioning pressuring plate, side frosted are unreeled to wheel and dust catcher.The present invention can make cutter device carry out positioning conveying cutting to aluminum profile automatically, while smooth processing can also be carried out to cut surface, and cutting accuracy is high, and scale error is small, and cut surface is smooth, and cutting efficiency is high, conducive to the final product quality for promoting aluminum sheet product.

Description

A kind of aluminium sheet automatic cutting device
[technical field]
The present invention relates to the technical field of aluminium sheet process equipment, the technology of especially a kind of aluminium sheet automatic cutting device is led Domain.
[background technique]
Aluminum-pinch is a kind of special material, and quality Portable durable is widely used in house ornamentation furred ceiling, is had a variety of excellent Good characteristic can reach good decorative effect suitable for kitchen and toilet, be disappeared but also with multiple efficacies, therefore deeply The welcome of the person of expense.In traditional aluminum-pinch process, usually first aluminium sheet is cut into using hand-hold shearing unit by worker The raw material plate of suitable dimension, cutting efficiency is low, and cutting error is big, cut surface out-of-flatness, generates to the aluminium sheet quality of following process Strong influence.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, proposes a kind of aluminium sheet automatic cutting device, can make Cutter device carries out positioning conveying cutting to aluminum profile automatically, while smooth processing can also be carried out to cut surface, and cutting accuracy is high, Scale error is small, and cut surface is smooth, and cutting efficiency is high, conducive to the final product quality for promoting aluminum sheet product.
To achieve the above object, the invention proposes a kind of aluminium sheet automatic cutting device, including rack, device, feeding are unreeled Mold, translating rails, telescopic mechanical arm, changer, plate sucker, plate are cut off in device, positioning electric eye, the first press machine, punching press To wheel and dust catcher, the rack is left for conveying, the second press machine, side stamping die, plate positioning pressuring plate, side frosted Side, which is provided with, unreels device, and described unreel is provided with feed appliance on the right side of device, and positioning electric eye, the feeding are equipped on the feed appliance The first press machine is provided on the right side of device, punching press cutting mold is installed in first press machine, first press machine it is upper Side is provided with translating rails, and the translating rails bottom is equipped with telescopic mechanical arm, and the bottom end of the telescopic mechanical arm is by turning Position device is equipped with plate sucker, and the first press machine of face, the translating rails lower right are set the plate sucker straight down Plate conveying is set, the second press machine is provided on the right side of the plate conveying, side is installed in second press machine Side stamping die, side stamping die are smooth to the front and back both sides progress punching press of plate, and side is arranged on the right side of second press machine To wheel, the side frosted sets the side of wheel to plate positioning pressuring plate, the side frosted is provided with above wheel for side frosted It is equipped with dust catcher.
Preferably, buffering locating piece is symmetrically arranged at left and right sides of the punching press cutting mold, the buffering positioning Block is the spring-rubber block of strip, and the buffering locating piece is detachably arranged.
Preferably, plate sucker bottom is equipped with material electric eye, the material electric eye is connected with the first press machine.
Preferably, the changer can drive plate sucker cutting position of 360 rotations up to plate in the horizontal direction Positioned at the front and rear sides of plate conveying, the left end of the plate conveying is provided with multiple plate positioning inductors, institute Plate positioning inductor is stated to be connected with changer.
Preferably, the side frosted have to the quantity of wheel it is multipair, side frosted to the frosting of wheel from left to right by Gradually fine, every group of side frosted is to being provided with dust catcher between wheel.
Preferably, being equipped with telescopic cylinder at the top of the plate positioning pressuring plate, the telescopic cylinder is fixedly mounted on With plate conveying on electronic stroke guide rail parallel to each other, the electronic stroke guide rail be located at plate conveying just on Side, the bottom of the plate positioning pressuring plate is provided with object electrification eye.
Beneficial effects of the present invention: the present invention by by rack, unreel device, feed appliance, positioning electric eye, the first press machine, Mold, translating rails, telescopic mechanical arm, changer, plate sucker, plate conveying, the second press machine, side are cut off in punching press Stamping die, plate positioning pressuring plate, side frosted are combined together wheel and dust catcher, by assay optimization, can make to cut Device carries out positioning conveying cutting to aluminum profile automatically, while smooth processing can also be carried out to cut surface, and cutting accuracy is high, size Error is small, and cut surface is smooth, and cutting efficiency is high, conducive to the final product quality for promoting aluminum sheet product.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of aluminium sheet automatic cutting device of the present invention.
In figure: 1- rack, 2- unreel device, 3- feed appliance, 4- positioning electric eye, the first press machine of 5-, 6- punching press cutting mold, 7- translating rails, 8- telescopic mechanical arm, 9- changer, 10- plate sucker, 11- plate conveying, the second press machine of 12-, The side 13- stamping die, 14- plate positioning pressuring plate, the frosted of the side 15- buffer locating piece, 18- object to wheel, 16- dust catcher, 17- Expect electric eye, 19- plate positioning inductor, 20- telescopic cylinder, the electronic stroke guide rail of 21-, 22- object electrification eye.
[specific embodiment]
Refering to fig. 1, a kind of aluminium sheet automatic cutting device of the present invention, including rack 1, unreel device 2, feed appliance 3, positioning electric eye 4, the first press machine 5, punching press cutting mold 6, translating rails 7, telescopic mechanical arm 8, changer 9, plate sucker 10, plate conveying Guide rail 11, the second press machine 12, side stamping die 13, plate positioning pressuring plate 14, side frosted are to wheel 15 and dust catcher 16, institute It states to be provided on the left of rack 1 and unreels device 2, described unreel is provided with feed appliance 3 on the right side of device 2, be equipped with positioning on the feed appliance 3 Electric eye 4 is provided with the first press machine 5 on the right side of the feed appliance 3, and punching press cutting mold 6 is equipped in first press machine 5, The top of first press machine 5 is provided with translating rails 7, and 7 bottom of translating rails is equipped with telescopic mechanical arm 8, described The bottom end of telescopic mechanical arm 8 is equipped with plate sucker 10 by changer 9, and the plate sucker 10 straight down rush by face first Plate conveying 11 is arranged in press 5,7 lower right of translating rails, and the is provided on the right side of the plate conveying 11 Two press machines 12 are equipped with side stamping die 13, front and back of the side stamping die 13 to plate in second press machine 12 Both sides progress punching press is smooth, side frosted is arranged on the right side of second press machine 12 to wheel 15, the side frosted is to wheel 15 Top is provided with plate positioning pressuring plate 14, and the side frosted is provided with dust catcher 16, the punching press cutting to the side of wheel 15 The left and right sides of mold 6 is symmetrically arranged with buffering locating piece 17, and the buffering locating piece 17 is the spring-rubber block of strip, institute Buffering locating piece 17 is stated detachably to be arranged, 10 bottom of plate sucker is equipped with material electric eye 18, the material electric eye 18 with First press machine 5 is connected, and the changer 9 can drive cleavage of 360 rotations up to plate in the horizontal direction of plate sucker 10 Setting in the front and rear sides of plate conveying 11, the left end of the plate conveying 11 is provided with multiple plate location senses and answers Device 19, the plate positioning inductor 19 are connected with changer 9, and the side frosted has multipair, side mill to the quantity of wheel 15 Sand is gradually fine from left to right to the frosting of wheel 15, and every group of side frosted is provided with dust catcher 16 between wheel 15, described The top of plate positioning pressuring plate 14 is equipped with telescopic cylinder 20, and the telescopic cylinder 20 is fixedly mounted on and plate conveying 11 On electronic stroke guide rail 21 parallel to each other, the electronic stroke guide rail 21 is located at right above plate conveying 11, the plate The bottom of material positioning pressuring plate 14 is provided with object electrification eye 22.
The present invention by by rack 1, unreel device 2, feed appliance 3, positioning electric eye 4, the first press machine 5, punching press cut off mold 6, translating rails 7, telescopic mechanical arm 8, changer 9, plate sucker 10, plate conveying 11, the second press machine 12, side punching Compression mould 13, plate positioning pressuring plate 14, side frosted are combined together wheel 15 and dust catcher 16, can by assay optimization So that cutter device is carried out positioning conveying cutting to aluminum profile automatically, while smooth processing, cutting accuracy can also be carried out to cut surface Height, scale error is small, and cut surface is smooth, and cutting efficiency is high, conducive to the final product quality for promoting aluminum sheet product.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention Scheme all belong to the scope of protection of the present invention.

Claims (6)

1. a kind of aluminium sheet automatic cutting device, it is characterised in that: including rack (1), unreel device (2), feed appliance (3), positioning electricity Mold (6), translating rails (7), telescopic mechanical arm (8), changer (9), plate are cut off in eye (4), the first press machine (5), punching press Sucker (10), plate conveying (11), the second press machine (12), side stamping die (13), plate positioning pressuring plate (14), side Side frosted is to wheel (15) and dust catcher (16), and rack (1) left side, which is provided with, to be unreeled device (2), and described unreel sets on the right side of device (2) It is equipped with feed appliance (3), positioning electric eye (4) is installed on the feed appliance (3), is provided with the first punching on the right side of the feed appliance (3) Press (5), first press machine (5) is interior to be equipped with punching press cutting mold (6), the top setting of first press machine (5) Have translating rails (7), translating rails (7) bottom is equipped with telescopic mechanical arm (8), the bottom end of the telescopic mechanical arm (8) It is equipped with plate sucker (10) by changer (9), the plate sucker (10) the first press machine of face (5) straight down, institute Translating rails (7) lower right setting plate conveying (11) is stated, is provided with second on the right side of the plate conveying (11) Press machine (12), second press machine (12) is interior to be equipped with side stamping die (13), and side stamping die (13) is to plate Front and back both sides carry out that punching press is smooth, and setting side frosted is to wheel (15), the side mill on the right side of second press machine (12) For sand to being provided with plate positioning pressuring plate (14) above wheel (15), the side frosted is provided with dust catcher to the side of wheel (15) (16)。
2. a kind of aluminium sheet automatic cutting device as described in claim 1, it is characterised in that: punching press cutting mold (6) The left and right sides is symmetrically arranged with buffering locating piece (17), and buffering locating piece (17) is the spring-rubber block of strip, described Locating piece (17) are buffered detachably to be arranged.
3. a kind of aluminium sheet automatic cutting device as described in claim 1, it is characterised in that: plate sucker (10) the bottom peace Equipped with material electric eye (18), the material electric eye (18) is connected with the first press machine (5).
4. a kind of aluminium sheet automatic cutting device as described in claim 1, it is characterised in that: the changer (9) can be with movable plate Material sucker (10) in the horizontal direction 360 rotations until the cutting position of plate is located at the front and rear sides of plate conveying (11), The left end of the plate conveying (11) is provided with multiple plate positioning inductors (19), the plate positioning inductor (19) It is connected with changer (9).
5. a kind of aluminium sheet automatic cutting device as described in claim 1, it is characterised in that: the side frosted is to wheel (15) Quantity has multipair, and side frosted is gradually fine from left to right to the frosting of wheel (15), and every group of side frosted is between wheel (15) It is provided with dust catcher (16).
6. a kind of aluminium sheet automatic cutting device as described in claim 1, it is characterised in that: the plate positioning pressuring plate (14) Top is equipped with telescopic cylinder (20), and the telescopic cylinder (20) is fixedly mounted on parallel to each other with plate conveying (11) On electronic stroke guide rail (21), the electronic stroke guide rail (21) is located at right above plate conveying (11), and the plate is fixed The bottom of position pressing plate (14) is provided with object electrification eye (22).
CN201910540936.6A 2019-06-21 2019-06-21 A kind of aluminium sheet automatic cutting device Pending CN110252871A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910540936.6A CN110252871A (en) 2019-06-21 2019-06-21 A kind of aluminium sheet automatic cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910540936.6A CN110252871A (en) 2019-06-21 2019-06-21 A kind of aluminium sheet automatic cutting device

Publications (1)

Publication Number Publication Date
CN110252871A true CN110252871A (en) 2019-09-20

Family

ID=67920182

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910540936.6A Pending CN110252871A (en) 2019-06-21 2019-06-21 A kind of aluminium sheet automatic cutting device

Country Status (1)

Country Link
CN (1) CN110252871A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110695704A (en) * 2019-10-21 2020-01-17 倪枫荷 Automatic processing system and method for cast aluminum plate
CN112296539A (en) * 2020-10-29 2021-02-02 株洲华信精密工业股份有限公司 Sheet metal component cutting device with angle adjusting function
CN113134710A (en) * 2021-04-26 2021-07-20 赵梅菊 Color steel plate manufacturing and processing technology

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201735666U (en) * 2010-06-17 2011-02-09 陈辉熀 Steel cutting off machine
CN104942120A (en) * 2015-06-16 2015-09-30 安徽宏源线路器材有限公司 Fixing device for angle steel shearing machine
CN205289432U (en) * 2016-01-20 2016-06-08 安徽省华启汽车零部件有限公司 Solebar production line
CN108311995A (en) * 2018-04-08 2018-07-24 陈汝壮 A kind of iron sheet segmentation punching press edging molding machine
CN108466058A (en) * 2018-04-27 2018-08-31 钱勤利 A kind of aluminum-pinch automatic cutting device
CN207872826U (en) * 2018-01-24 2018-09-18 珠海市同创剪刀有限公司 A kind of full-automatic blade punching press cut-out equipment
CN109127863A (en) * 2018-09-03 2019-01-04 肖尧 A kind of sheet metal parts punching die of included waste material collection device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201735666U (en) * 2010-06-17 2011-02-09 陈辉熀 Steel cutting off machine
CN104942120A (en) * 2015-06-16 2015-09-30 安徽宏源线路器材有限公司 Fixing device for angle steel shearing machine
CN205289432U (en) * 2016-01-20 2016-06-08 安徽省华启汽车零部件有限公司 Solebar production line
CN207872826U (en) * 2018-01-24 2018-09-18 珠海市同创剪刀有限公司 A kind of full-automatic blade punching press cut-out equipment
CN108311995A (en) * 2018-04-08 2018-07-24 陈汝壮 A kind of iron sheet segmentation punching press edging molding machine
CN108466058A (en) * 2018-04-27 2018-08-31 钱勤利 A kind of aluminum-pinch automatic cutting device
CN109127863A (en) * 2018-09-03 2019-01-04 肖尧 A kind of sheet metal parts punching die of included waste material collection device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110695704A (en) * 2019-10-21 2020-01-17 倪枫荷 Automatic processing system and method for cast aluminum plate
CN110695704B (en) * 2019-10-21 2021-05-11 平湖格宁科技股份有限公司 Automatic processing system and method for cast aluminum plate
CN112296539A (en) * 2020-10-29 2021-02-02 株洲华信精密工业股份有限公司 Sheet metal component cutting device with angle adjusting function
CN113134710A (en) * 2021-04-26 2021-07-20 赵梅菊 Color steel plate manufacturing and processing technology

Similar Documents

Publication Publication Date Title
CN110252871A (en) A kind of aluminium sheet automatic cutting device
CN106002199B (en) A kind of automatic equipment for wearing pressure bone free scraping blade both ends termination
CN206982788U (en) A kind of sheet material translates cutting mechanism
CN210910416U (en) Cutting device is used in bamboo chopsticks production
CN107336283B (en) A kind of conductive ring die-cutting machine with automatic waste discharge function
CN202963615U (en) Ligature fixed-length sawing machine
CN211360177U (en) Adjustable sheet metal bending machining device
CN206169398U (en) Buddha's warrior attendant file press molding device
CN217044172U (en) A stamping forming equipment for hardware processing
CN114951789B (en) Keyway planer with multi-functional compact structure
CN109746986A (en) A kind of wallboard cutting unit
CN206936216U (en) Semi-automatic presser feet machine
CN205310901U (en) Two slip table presses of high accuracy
CN209792725U (en) Plate shearing machine
CN203360272U (en) Semi-automatic breaking machine for glass mosaics
CN207723288U (en) A kind of product even rushes process unit
CN208483327U (en) A kind of cutoff device of the aluminium pipe with inductor
CN218049799U (en) Angle-adjustable type motorcycle starting rod bending device
CN219786104U (en) Nickel sheet cutting bending machine
CN207463923U (en) A kind of electric cooker shell snapping notch position decompressor
CN214980205U (en) Hand-type wire drawing equipment
CN205817229U (en) A kind of equipment automatically wearing pressure termination, bone free scraping blade two ends
CN217095205U (en) Punching machine with autoloading function
CN209717936U (en) A kind of flat-press flat-die cutting machine feeding device
CN213052232U (en) Novel pipe bending machine

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190920