CN111283030A - Five metals billet bending device - Google Patents
Five metals billet bending device Download PDFInfo
- Publication number
- CN111283030A CN111283030A CN202010095833.6A CN202010095833A CN111283030A CN 111283030 A CN111283030 A CN 111283030A CN 202010095833 A CN202010095833 A CN 202010095833A CN 111283030 A CN111283030 A CN 111283030A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- steel bar
- billet
- table body
- metals
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, 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
- B21D43/28—Associations of cutting devices therewith
- B21D43/285—Devices for handling elongated articles, e.g. bars, tubes or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
- B21D7/162—Heating equipment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a hardware steel bar bending device, and relates to the field of hardware steel bar bending devices. This five metals billet bending device, including the table body, the first billet fixing base of top left side fixedly connected with of the table body, the right side of first billet fixing base is equipped with the second billet fixing base, the one end fixed connection of second billet fixing base is in top one side of the table body, just first billet fixing base has the five metals billet with the one end joint of second billet fixing base, the other end joint of five metals billet has the ejector pad, the one end joint of ejector pad has semi-circular spout, just the one end fixedly connected with electric putter of ejector pad, the ground hole push rod case has been cup jointed to electric putter's the other end, just the circular turning block of bottom fixedly connected with of electric putter case. This five metals billet bending device can carry out micro-heating to the five metals billet for the five metals billet is soft, and plasticity is strong, is convenient for bend and cut the five metals billet.
Description
Technical Field
The invention relates to the technical field of hardware steel bar bending devices, in particular to a hardware steel bar bending device.
Background
The hardware material is visible everywhere in daily life, and can be used in various industries, from small to household articles to large to building engineering, and metal devices and equipment. When the hardware material is used, the hardware material is required to be pretreated according to requirements, wherein the pretreatment comprises operations of bending, grinding and the like. For bending of hardware materials, most of the operations are to bend the hardware steel bars, and the bending of the hardware steel bars mainly comprises an automatic bending machine and a manual bending machine in the market, when the manual bending machine bends the hardware steel bars, the bending angle can be randomly changed, the adjustment of the bending radian is convenient, but a large amount of labor force is needed for production, the production efficiency is low, the production cost is high, the automatic bending machine has high production efficiency, but because the hardware steel bar has certain hardness, after long-term production and use, certain parts of the automatic bending machine can be abraded, the bending radian accuracy of the bending device is affected, and traditional automatic bending machine does not possess the function of cutting the part of bending, and that is to say still need other devices to accomplish to bending of five metals billet, has influenced the speed of production.
Disclosure of Invention
The invention aims to provide a hardware steel bar bending device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a hardware steel bar bending device comprises a table body, wherein a first steel bar fixing seat is fixedly connected to the left side of the top end of the table body, a second steel bar fixing seat is arranged on the right side of the first steel bar fixing seat, one end of the second steel bar fixing seat is fixedly connected to one side of the top end of the table body, a hardware steel bar is clamped between the first steel bar fixing seat and one end of the second steel bar fixing seat, a pushing block is clamped to the other end of the hardware steel bar, a semicircular sliding groove is clamped to one end of the pushing block, an electric push rod is fixedly connected to one end of the pushing block, an electric push rod box is sleeved to the other end of the electric push rod box, a circular rotating block is fixedly connected to the bottom end of the electric push rod box, a circular connecting block is rotatably connected to the other end of the circular connecting block, one end of the circular connecting block is fixedly connected to the upper right end of the, the outer end of the cylindrical bending abutting block is fixedly connected with an arc-shaped bending groove, and a cutting mechanism is fixedly connected between the second steel bar fixing seat and the cylindrical bending block;
the cutting mechanism comprises a front end supporting rod, a hydraulic oil cylinder, a rear end supporting rod, an upper end separation blade, a telescopic rod, a lower end separation blade and a cutting tool bit, wherein one end of the front end supporting rod is fixedly connected to the front end of the table body, the hydraulic oil cylinder is fixedly connected to the other end of the front end supporting rod, one end of the rear end supporting rod is fixedly connected to the other end of the hydraulic oil cylinder, the other end of the rear end supporting rod is fixedly connected to the rear end of the table body, the upper end separation blade is fixedly connected to the bottom end of the hydraulic oil cylinder, the telescopic rod is sleeved at one end of the hydraulic oil cylinder, the upper end separation blade is penetrated by one end of the telescopic rod, the lower end. .
Preferably, the bottom fixedly connected with supporting leg of the table body, the supporting leg has four, four supporting legs fixed connection is respectively around the table body.
Preferably, a buffer spring is sleeved at one end of the telescopic rod, one end of the buffer spring is fixedly connected to one end of the upper end separation blade, and the other end of the buffer spring is fixedly connected to one end of the lower end separation blade.
Preferably, one side fixedly connected with high temperature preheating piece on table body top, high temperature preheating piece is located the cylindricality and bends and support the top of piece, just the five metals billet passes high temperature preheating piece and cylindricality and bends and support the piece.
Preferably, a cutter head groove is formed in the center positions of the second steel bar fixing seat and the high-temperature preheating piece, and the cutter head groove corresponds to the cutting cutter head in position.
Preferably, the bottom fixedly connected with tool bit guard plate of the table body, the tool bit guard plate corresponds with tool bit groove position.
Preferably, the radius of the semicircular sliding groove is larger than that of the cylindrical bending resisting block.
Compared with the prior art, the invention has the beneficial effects that:
(1) this five metals billet bending device, the position of five metals billet can be fixed to the first billet fixing base of installation and second billet fixing base, prevents that the possibility that the five metals billet drops appears in the in-process of bending, has increased the stability of bender itself, also has certain security.
(2) This five metals billet bending device, the ejector pad of installation removes in semi-circular spout for the radian that bends can freely be adjusted in the bending of five metals billet can the multi-angle, and the radian that the arc bending groove of installation was laminated five metals billet, has ensured that the radian that the five metals billet was bent is level and smooth, produces the condition of edges and corners when avoiding the five metals billet to bend.
(3) According to the hardware steel bar bending device, the buffer spring arranged can provide buffer force for the telescopic rod, on one hand, the influence of vibration generated in the cutting process on a hydraulic oil cylinder and a bending machine can be prevented, on the other hand, the telescopic rod can be quickly lifted back, the cutting speed of the cutting tool bit is improved, on the one hand, the installed high-temperature preheating piece can carry out micro-heating treatment on the hardware steel bar, so that the hardware steel bar is softened, the cutting tool bit can conveniently cut the hardware steel bar, on the other hand, the high-temperature preheating piece can conveniently bend the hardware steel bar after softening the hardware steel bar, make the plasticity of five metals billet stronger, the tool bit guard plate of installation can protect cutting knife head on the one hand, reduces cutting knife head's degree of wear, and on the other hand can protect operating personnel, prevents that the staff from missing and touching the table body bottom, causes the damage to self.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a top view of the table structure of the present invention;
fig. 4 is a schematic structural view of the cylindrical bending resisting block of the present invention.
In the figure: 1 table body, 2 first billet fixing base, 3 second billet fixing base, 4 five metals billets, 5 ejector pads, 6 electric putter, 7 electric putter case, 8 circular turning block, 9 circular connecting block, 10 cylindricality are bent and are supported the piece, 11 arc bending grooves, 12 cutting mechanism, 121 front end support pole, 122 hydraulic cylinder, 123 rear end support pole, 124 upper end separation blade, 125 telescopic link, 126 lower extreme separation blade, 127 cutting tool bit, 13 supporting legs, 14 buffer spring, 15 high temperature preheating plate, 16 tool bit recesses, 17 tool bit guard plates, 18 semicircular chutes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a hardware steel bar bending device comprises a table body 1, a first steel bar fixing seat 2 is fixedly connected to the left side of the top end of the table body 1, a second steel bar fixing seat 3 is arranged on the right side of the first steel bar fixing seat 2, one end of the second steel bar fixing seat 3 is fixedly connected to one side of the top end of the table body 1, hardware steel bars 4 are clamped at one ends of the first steel bar fixing seat 2 and the second steel bar fixing seat 3, the positions of the installed hardware steel bars 4 can be fixed by the first steel bar fixing seat 2 and the second steel bar fixing seat 2, the possibility that the hardware steel bars 4 fall off in the bending process is prevented, the stability of a bending machine is improved, certain safety is achieved, a pushing block 5 is clamped at the other end of the hardware steel bars 4, a semicircular hardware sliding groove 18 is clamped at one end of the pushing block 5, the installed pushing block 5 moves in the semicircular sliding groove 18, and the, the radian that can freely adjust and bend, and the one end fixedly connected with electric putter 6 of ejector pad 5, electric putter 6's the other end has cup jointed electric putter case 7, and the circular turning block 8 of bottom fixedly connected with of electric putter case 7, the other end of circular turning block 8 rotates and is connected with circular connecting block 9, the one end fixed connection of circular connecting block 9 is in the upper right end in the top of the table body 1, and the centre of a circle position fixedly connected with cylindricality of semi-circular spout 6 is bent and is supported piece 10, the cylindricality is bent and is supported outer end fixedly connected with arc bending groove 11 of piece 10, the arc bending groove 11 laminating five metals billet 4 of installation, the radian that has ensured five metals billet 4 and has bent is level and smooth, the condition that produces the edges and corners when avoiding five metals billet 4 to bend, and second billet fixing base 3 and cylindricality are bent and are.
The cutting mechanism 12 comprises a front end support rod 121, a hydraulic oil cylinder 122, a rear end support rod 123, an upper end baffle 124, an expansion link 125, a lower end baffle 126 and a cutting tool bit 127, wherein one end of the front end support rod 121 is fixedly connected to the front end of the table body 1, the hydraulic oil cylinder 122 is fixedly connected to the other end of the front end support rod 121, one end of the rear end support rod 123 is fixedly connected to the other end of the hydraulic oil cylinder 122, the other end of the rear end support rod 123 is fixedly connected to the rear end of the table body 1, the upper end baffle 124 is fixedly connected to the bottom end of the hydraulic oil cylinder 122, the expansion link 125 is sleeved at one end of the hydraulic oil cylinder 122, one end of the expansion link 125 penetrates through the upper end baffle 124, the lower end baffle 126 is fixedly connected to the other end of the expansion link 125, the cutting tool bit 127 is fixedly connected to the bottom, one end of the telescopic rod 125 is sleeved with the buffer spring 14, the mounted buffer spring 14 can provide buffer force for the telescopic rod 125, on one hand, the influence of vibration generated in the cutting process on the hydraulic oil cylinder 122 and the bending machine can be prevented, on the other hand, the telescopic rod 125 can be quickly lifted, the cutting speed of the cutting tool bit 127 is improved, one end of the buffer spring 14 is fixedly connected to one end of the upper end baffle 124, the other end of the buffer spring 14 is fixedly connected to one end of the lower end baffle 126, one side of the top end of the table body 1 is fixedly connected with the high-temperature preheating piece 15, on the one hand, the mounted high-temperature preheating piece 15 can slightly heat the hardware steel bar 4, so that the hardware steel bar 4 is softened, the cutting tool bit 127 can conveniently cut the hardware steel bar 4, on the other hand, after the high-temperature preheating piece 15, make five metals billet 4's plasticity stronger, high temperature preheats piece 15 and is located the cylindricality and bend the top of supporting piece 10, and five metals billet 4 passes high temperature preheating piece 15 and the cylindricality is bent and is supported piece 10, second billet fixing base 3 and high temperature preheat the central point of piece 15 and put and seted up tool bit recess 16, tool bit recess 16 corresponds with cutting tool bit 127 position, the bottom fixedly connected with tool bit guard plate 17 of the table body 1, the tool bit guard plate 17 of installation can protect cutting tool bit 127 on the one hand, reduce the degree of wear of cutting tool bit 127, on the other hand can protect operating personnel, prevent that the staff from missing and touching the table body bottom, cause the damage to self, tool bit guard plate 17 corresponds with tool bit recess 16 position, the radius of semicircular chute 6 is greater than the cylindricality and bends the radius of supporting.
When using, put five metals billet 4 in the one end of first billet fixing base 2 with second billet fixing base 3, high temperature preheats piece 15 and carries out the micro-heating to five metals billet 4 for five metals billet 4 softens, and electric putter case 7 promotes ejector pad 5, and the contact cylindricality of five metals billet 4 is bent and is supported piece 10 and bend, bends the back, starts hydraulic cylinder 122, and cutter head 127 cuts five metals billet 4.
To sum up, this five metals billet bending device, the position of five metals billet 4 can be fixed to first billet fixing base 2 of installation and second billet fixing base 2, prevents that five metals billet 4 from appearing the possibility that drops at the in-process of bending, has increased the stability of bender itself, also has certain security.
And this five metals billet bending device, ejector pad 5 of installation remove in semi-circular spout 18 for the radian of bending can be freely adjusted in the bending of five metals billet 4 multi-angle, and 11 laminating five metals billets 4 in the arc bending groove of installation have ensured that the radian of five metals billet 4 bending is level and smooth, produce the condition of edges and corners when avoiding five metals billet 4 to bend.
In addition, in the metal steel bar bending device, the installed buffer spring 14 can provide buffer force for the telescopic rod 125, on one hand, the influence of vibration generated in the cutting process on the hydraulic oil cylinder 122 and the bending machine can be prevented, on the other hand, the telescopic rod 125 can be quickly lifted, the cutting speed of the cutting tool bit 127 is improved, on one hand, the installed high-temperature preheating piece 15 can slightly heat the metal steel bar 4, so that the metal steel bar 4 is softened, the cutting tool bit 127 can conveniently cut the metal steel bar 4, on the other hand, after the metal steel bar 4 is softened by the high-temperature preheating piece 15, the metal steel bar 4 can be conveniently bent, so that the plasticity of the metal steel bar 4 is stronger, on one hand, the installed tool bit protection plate 17 can protect the cutting tool bit 127, the abrasion degree of the cutting tool bit 127 is reduced, and on, prevent that the staff from touching the bottom of the table body by mistake and causing damage to the staff.
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 (7)
1. The utility model provides a five metals billet bending device, includes the table body (1), its characterized in that: the table is characterized in that a first steel bar fixing seat (2) is fixedly connected to the left side of the top end of the table body (1), a second steel bar fixing seat (3) is arranged on the right side of the first steel bar fixing seat (2), one end of the second steel bar fixing seat (3) is fixedly connected to one side of the top end of the table body (1), a hardware steel bar (4) is connected to one ends of the first steel bar fixing seat (2) and the second steel bar fixing seat (3) in a clamping mode, a push block (5) is connected to the other end of the hardware steel bar (4) in a clamping mode, a semicircular sliding groove (18) is connected to one end of the push block (5), an electric push rod (6) is fixedly connected to one end of the push block (5), an electric push rod box (7) is connected to the other end of the electric push rod (6), a circular rotating block (8) is fixedly connected to the bottom end of the electric push rod box, one end of the circular connecting block (9) is fixedly connected to the right upper end of the top of the table body (1), a cylindrical bending resisting block (10) is fixedly connected to the circle center position of the semicircular sliding groove (6), an arc-shaped bending groove (11) is fixedly connected to the outer end of the cylindrical bending resisting block (10), and a cutting mechanism (12) is fixedly connected between the second steel bar fixing seat (3) and the cylindrical bending resisting block (10);
the cutting mechanism (12) comprises a front end supporting rod (121), a hydraulic oil cylinder (122), a rear end supporting rod (123), an upper end baffle plate (124), a telescopic rod (125), a lower end baffle plate (126) and a cutting tool bit (127), wherein one end of the front end supporting rod (121) is fixedly connected to the front end of the table body (1), the hydraulic oil cylinder (122) is fixedly connected to the other end of the front end supporting rod (121), one end of the rear end supporting rod (123) is fixedly connected to the other end of the hydraulic oil cylinder (122), the other end of the rear end supporting rod (123) is fixedly connected to the rear end of the table body (1), the upper end baffle plate (124) is fixedly connected to the bottom end of the hydraulic oil cylinder (122), the telescopic rod (125) is sleeved at one end of the hydraulic oil cylinder (122), one end of the telescopic rod (125) penetrates through the upper end baffle plate (124), and the lower end baffle plate, the cutting knife head (127) is fixedly connected to the bottom end of the lower end blocking piece (126).
2. The hardware steel bar bending device according to claim 1, which is characterized in that: the table is characterized in that supporting legs (13) are fixedly connected to the bottom end of the table body (1), the number of the supporting legs (13) is four, and the supporting legs (13) are respectively and fixedly connected to the periphery of the table body (1).
3. The hardware steel bar bending device according to claim 1, which is characterized in that: buffer spring (14) has been cup jointed to the one end of telescopic link (125), the one end fixed connection of buffer spring (14) is in the one end of upper end separation blade (124), just the other end fixed connection of buffer spring (14) is in the one end of lower extreme separation blade (126).
4. The hardware steel bar bending device according to claim 1, which is characterized in that: one side fixedly connected with high temperature preheating piece (15) on table body (1) top, high temperature preheating piece (15) are located the cylindricality and bend and support the top of piece (10), just five metals billet (4) pass high temperature preheating piece (15) and cylindricality and bend and support piece (10).
5. The hardware steel bar bending device according to claim 1, which is characterized in that: a cutter head groove (16) is formed in the center positions of the second steel bar fixing seat (3) and the high-temperature preheating piece (15), and the cutter head groove (16) corresponds to the cutting cutter head (127).
6. The hardware steel bar bending device according to claim 1, which is characterized in that: the bottom fixedly connected with tool bit guard plate (17) of the table body (1), tool bit guard plate (17) correspond with tool bit recess (16) position.
7. The hardware steel bar bending device according to claim 1, which is characterized in that: the radius of the semicircular sliding groove (6) is larger than that of the cylindrical bending resisting block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010095833.6A CN111283030A (en) | 2020-02-17 | 2020-02-17 | Five metals billet bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010095833.6A CN111283030A (en) | 2020-02-17 | 2020-02-17 | Five metals billet bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111283030A true CN111283030A (en) | 2020-06-16 |
Family
ID=71018951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010095833.6A Withdrawn CN111283030A (en) | 2020-02-17 | 2020-02-17 | Five metals billet bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111283030A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620428A (en) * | 2020-12-01 | 2021-04-09 | 无锡双龙艺术装潢有限公司 | Building material aluminum product processing equipment of buckling |
| CN115194477A (en) * | 2022-09-16 | 2022-10-18 | 江苏航达汽配有限公司 | Elbow pipe polishing integrated equipment |
-
2020
- 2020-02-17 CN CN202010095833.6A patent/CN111283030A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620428A (en) * | 2020-12-01 | 2021-04-09 | 无锡双龙艺术装潢有限公司 | Building material aluminum product processing equipment of buckling |
| CN115194477A (en) * | 2022-09-16 | 2022-10-18 | 江苏航达汽配有限公司 | Elbow pipe polishing integrated equipment |
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| 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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.551, Dongkou administrative village, Dongkou Town, juancheng County, Heze City, Shandong Province Applicant after: Tian Qing Address before: 313000 Huzhou Nanxun Kaile Hardware Co., Ltd Applicant before: Tian Qing |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200616 |