CN109014277A - A kind of novel hard alloy pipe fitting - Google Patents

A kind of novel hard alloy pipe fitting Download PDF

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Publication number
CN109014277A
CN109014277A CN201810872703.1A CN201810872703A CN109014277A CN 109014277 A CN109014277 A CN 109014277A CN 201810872703 A CN201810872703 A CN 201810872703A CN 109014277 A CN109014277 A CN 109014277A
Authority
CN
China
Prior art keywords
chamber
regulation
gear
intracavitary
transmitting
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Withdrawn
Application number
CN201810872703.1A
Other languages
Chinese (zh)
Inventor
梁光勇
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.)
Guangzhou Hornbill Industrial Design Co Ltd
Original Assignee
Guangzhou Hornbill Industrial Design 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 Guangzhou Hornbill Industrial Design Co Ltd filed Critical Guangzhou Hornbill Industrial Design Co Ltd
Priority to CN201810872703.1A priority Critical patent/CN109014277A/en
Publication of CN109014277A publication Critical patent/CN109014277A/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/28—Electric drives

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a kind of novel hard alloy pipe fittings, including chassis, the chassis top end surface is installed with mast, the mast top end surface is installed with mounting rack, the mounting rack left-hand end is equipped with processing frame, bilateral symmetry is equipped with first and wears mouth in the processing frame bottom end face, described first, which wears extension above and below in mouthful inner roof wall, is equipped with regulation chamber, regulation bottom of chamber wall, which is rotatably assorted, is equipped with conical mount, the conical mount periphery is installed with profile of tooth ring, in the conical mount up and down through be equipped with described first wear mouth it is opposite second wear mouth, intracavitary be slidably installed of the regulation has regulation frame, the regulation frame bottom end be rotatably assorted be equipped with to the intermeshing taper cone pulley of the conical mount, the taper cone pulley bottom face is fixedly installed with drill bit, the drill bit puts in described second respectively and wears mouth and first wear in mouth, the left and right sides Regulation bottom of chamber end between connection be equipped with through-hole.

Description

A kind of novel hard alloy pipe fitting
Technical field
The present invention relates to pipe fitting processing technique field, specially a kind of novel hard alloy pipe fitting.
Background technique
When hard alloy pipe fitting produces and processes, the punching of hard alloy pipe fitting is mainly manually adjusted in the prior art More bit change, service efficiency are supported, and when needing more bit change repeatedly, need repeated disassembled and assembled, this largely effects on hard alloy pipe fitting Quality and preparation speed are prepared, and traditional punch device is not easy to drill bit be adjusted rotation direction, therefore, punching Limitation is strong, inconvenient for use, influences to produce and process efficiency to hard alloy pipe fitting, needs to improve.
Summary of the invention
The purpose of the present invention is to provide a kind of novel hard alloy pipe fittings, in the prior art above-mentioned scarce for overcoming It falls into.
The novel hard alloy pipe fitting of one kind according to the present invention, including chassis, the chassis top end surface are installed with column Bar, the mast top end surface are installed with mounting rack, and the mounting rack left-hand end is equipped with processing frame, the processing frame bottom end face Interior bilateral symmetry is equipped with first and wears mouth, and described first, which wears extension above and below in mouthful inner roof wall, is equipped with regulation chamber, regulation bottom of chamber wall It is rotatably assorted and conical mount is installed, the conical mount periphery is installed with profile of tooth ring, up and down through being equipped with and institute in the conical mount State first wear mouth it is opposite second wear mouth, intracavitary be slidably installed of the regulation has regulation frame, the regulation frame bottom end rotation Be fitted with to the intermeshing taper cone pulley of the conical mount, the taper cone pulley bottom face is fixedly installed with drill bit, institute It states drill bit and puts in described second respectively and wear mouth and first wear in mouth, be connected to and be equipped between the regulation bottom of chamber end of the left and right sides Through-hole, the through-hole bottom end are installed with the first motor, and first motor top power is fitted with first gear, institute Stating first gear, to put in the regulation intracavitary and be intermeshed respectively with the profile of tooth ring of the left and right sides, the regulation chamber left and right sides Lead-in cavity is symmetrically arranged in inner wall, left and right, which extends, in the processing frame on the upside of the lead-in cavity is equipped with the first transmitting chamber, described Being slidably installed in lead-in cavity has guiding block, and the guiding block of the left and right sides is fixedly connected with the regulation frame respectively, institute It states guiding block screw-internal thread fit and spiral shell shape bar is installed, the spiral shell shape bar bottom extending end is matched with lead-in cavity inner bottom wall rotation Connection is closed, it is intracavitary and be rotatably assorted and be mounted on the first transmitting chamber to put in first transmitting for extended segment at the top of the spiral shell shape bar Upper and lower end wall, the intracavitary spiral shell shape rod outer surface of first transmitting are installed with transfer wheel, the spiral shell shape bar of the left and right sides On the transfer wheel between transmission be fitted with transmitting leather strap, the first transmitting of the regulation chamber right-hand end in left side is intracavitary The spiral shell shape rod outer surface be installed with second gear, the intracavitary spiral shell of the first transmitting of the regulation chamber left-hand end on right side Shape rod outer surface be installed with the intermeshing third gear of the second gear, the regulation chamber left-hand end on right side it is described Spiral shell shape bar top end power is fitted with the second motor, and second motor is fixedly arranged on the intracavitary top of first transmitting In wall, the chassis bottom end face is additionally provided with mobile device.
Further technical solution is equipped with first in the mounting rack left end face and slides chamber, described first slide it is intracavitary Being slidably installed has the first sliding block, and first sliding block is fixedly connected with the processing frame, and described first slides the chamber right side It is equipped with second in the inner wall of side and slides chamber, described second slides intracavitary be slidably installed is fixedly connected with first sliding block The second sliding block, before and after second sliding block between length be greater than the length between before and after first sliding block, institute It states second to slide equipped with groove in intracavitary bottom wall, cooperation is pressed between the groove bottom wall and the second sliding block bottom end face Bouncing plate is installed, described second slides and be equipped with turn-around chamber in intracavitary roof, rotates and matches between wall at left and right sides of the turn-around chamber Conjunction is equipped with shaft, and the shaft outer surface is installed with the eccentric wheel with second sliding block press cooperation, the turn-around chamber It is extended downwardly in the mounting rack on right side equipped with the second transmitting chamber, the shaft puts in described second and transmits intracavitary and outer surface It is installed with the 4th gear, intracavitary be rotatably assorted of second transmitting on the downside of the 4th gear is equipped with and the 4th gear Intermeshing 5th gear, the 5th gear bottom end intermeshing are equipped with the 6th gear, and the 6th gear right-hand end is dynamic Force-fitting is equipped with third motor, and the third motor is fixedly arranged on the right side of the second transmitting chamber in inner wall.
Further technical solution, the 4th gear are greater than the 5th gear, and the 5th gear is greater than the 6th gear.
The drill bit size of further technical solution, the left and right sides differs.
Further technical solution, the mobile device include the foot for being fixedly mounted on the chassis bottom end face surrounding Column, the socle bottom end, which is rotatably assorted, is equipped with idler wheel.
The beneficial effects of the present invention are: the hard for needing to process is closed when needing to hard alloy pipe fitting boring work Golden pipe fitting is mounted on the downside of processing frame, and the first motor of starting drives the drill bit rotation in left side, meanwhile, start third motor band Movable eccentric wheel rotates a circle, at this point, the second sliding block slide into second slide bottom of chamber wall then pass through bouncing plate pressure on top surface it is multiple Position, that is, drill bit, which is moved downward, returns to initial position to after the punching of hard alloy pipe fitting, at this point, having punched to hard alloy pipe fitting Finish, punch out step is simple and convenient, is operated without man-hour manually hand-held punch device, effectively reduces manual steps, and right Hard alloy pipe fitting punches stability height, avoids influencing drilling quality due to generating shaking when punching.
When needing to adjust using drill bit, the second motor of starting drives the rotation of spiral shell shape bar, and spiral shell shape bar drives the tune on right side Control frame slide downward simultaneously with the conical mount on right side be intermeshed, meanwhile, spiral shell shape bar drive left side regulation frame upward sliding and with The conical mount in left side is disengaged from, at this point, the first motor of starting can drive the drill bit on right side to rotate to hard alloy pipe fitting It drills, regulating step is simple and convenient, without manually controlling to adjust, adjusts convenience height, greatly improves to hard Matter alloy pipe fitting processing efficiency, is worth of widely use.
Detailed description of the invention
Fig. 1 is overall structure diagram inside the novel hard alloy pipe fitting of one kind of the invention；
Fig. 2 is the enlarged structure schematic diagram of processing frame in the present invention；
Fig. 3 is the overlooking structure diagram of the first sliding block and the second sliding block in the present invention.
Specific embodiment
Below with reference to Fig. 1-3, the present invention is described in detail.
Referring to Fig.1-3, the novel hard alloy pipe fitting of one kind of embodiment according to the present invention, including chassis 100, it is described 100 top end surface of chassis is installed with mast 101, and 101 top end surface of mast is installed with mounting rack 112, the mounting rack 112 Left-hand end is equipped with processing frame 116, and bilateral symmetry is equipped with first and wears mouth 124 in 116 bottom end face of processing frame, and described first wears Extending up and down in 124 inner roof walls of mouth and is equipped with regulation chamber 129,129 bottom wall of regulation chamber, which is rotatably assorted, is equipped with conical mount 126, 126 periphery of conical mount is installed with profile of tooth ring 127, runs through to be equipped with up and down in the conical mount 126 and wears mouth 124 with described first Opposite second wears mouth 125, and being slidably installed in the regulation chamber 129 has regulation frame 142, and 142 bottom end of regulation frame turns It is dynamic be fitted with to the intermeshing taper cone pulley 141 of the conical mount 126, the fixed peace of 141 bottom face of taper cone pulley Equipped with drill bit 121, the drill bit 121 puts in described second respectively and wears mouth 125 and first wear in mouth 124, the institute of the left and right sides It states connection between regulation 129 bottom end of chamber and is equipped with through-hole 123,123 bottom end of through-hole is installed with the first motor 122, and described the One motor, 122 top power is fitted with first gear 143, the first gear 143 put in the regulation chamber 129 and It is intermeshed respectively with the profile of tooth ring 127 of the left and right sides, is symmetrically arranged with lead-in cavity in 129 left and right sides inner wall of regulation chamber 128, the interior left and right of the processing frame 116 of 128 upside of lead-in cavity, which extends, is equipped with the first transmitting chamber 135, the lead-in cavity 128 Inside being slidably installed has guiding block 132, and the guiding block 132 of the left and right sides is fixedly connected with the regulation frame 142 respectively, 132 screw-internal thread fit of guiding block is equipped with spiral shell shape bar 131, the 131 bottom extending end of spiral shell shape bar and the lead-in cavity 128 inner bottom walls are rotatably assorted connection, and the 131 top extended segment of spiral shell shape bar is put in the first transmitting chamber 135 and rotation is matched Conjunction is mounted on the first transmitting about 135 end wall of chamber, and 131 outer surface of spiral shell shape bar in the first transmitting chamber 135 is solid Equipped with transfer wheel 134, transmission is fitted with transmitting between the transfer wheel 134 on the spiral shell shape bar 131 of the left and right sides First 131 outer surface of spiral shell shape bar transmitted in chamber 135 of leather strap 133,129 right-hand end of regulation chamber in left side is installed with Second gear 138, it is solid that the first of 129 left-hand end of regulation chamber on right side transmits 131 outer surface of spiral shell shape bar in chamber 135 Equipped with the intermeshing third gear 136 of the second gear 138, the spiral shell of 129 left-hand end of regulation chamber on right side 131 top end power of shape bar is fitted with the second motor 137, and second motor 137 is fixedly arranged on described first and passes It passs in 135 inner roof wall of chamber, 100 bottom end face of chassis is additionally provided with mobile device.
Valuably or illustratively, it is equipped with first in 112 left end face of mounting rack and slides chamber 117, described first is sliding Being slidably installed in an actor's rendering of an operatic tune 117 has the first sliding block 115, first sliding block 115 and the fixed company of the processing frame 116 It connects, described first slides and be equipped with second in 117 right side inner wall of chamber and slide chamber 103, and described second slides the peace that is slidably matched in chamber 103 Length equipped with the second sliding block 107 being fixedly connected with first sliding block 115, between 107 front and back of the second sliding block Degree is greater than the length between 115 front and back of the first sliding block, and described second slides in 103 inner bottom wall of chamber equipped with groove 118, institute It states to press between 118 bottom wall of groove and 107 bottom end face of the second sliding block and is fitted with bouncing plate 102, described second It slides and is equipped with turn-around chamber 113 in 103 inner roof wall of chamber, be rotatably assorted between 113 left and right sides wall of turn-around chamber and shaft is installed 108,108 outer surface of shaft is installed with the eccentric wheel 114 with second sliding block 107 press cooperation, the turn-around chamber It is extended downwardly in the mounting rack 112 on 113 right sides equipped with the second transmitting chamber 111, the shaft 108 puts in second transmitting In chamber 111 and outer surface is installed with the 4th gear 109, rotation in the second transmitting chamber 111 of 109 downside of the 4th gear It is fitted with and intermeshing 5th gear 106 of the 4th gear 109,106 bottom end of the 5th gear intermeshing Equipped with the 6th gear 104, the 104 right-hand end power of the 6th gear is fitted with third motor 105, and the third is electronic Machine 105 is fixedly arranged in the second transmitting 111 right side inner wall of chamber, is pumped to automatically control the processing frame 116 To hard alloy pipe fitting boring work.
Valuably or illustratively, the 4th gear 109 is greater than the 5th gear 106, and the 5th gear 106 is greater than the 6th tooth Wheel 104, to carry out retarded motion, prevents 114 velocity of rotation of eccentric wheel too fast.
Valuably or illustratively, the drill bit 121 of the left and right sides differs in size, to increase to hard alloy pipe fitting Drill property easy to use.
Valuably or illustratively, the mobile device includes being fixedly mounted on the 100 bottom end face surrounding of chassis Socle 201,201 bottom end of socle, which is rotatably assorted, is equipped with idler wheel 202, consequently facilitating the mobile present apparatus.
When needing to hard alloy pipe fitting boring work, the hard alloy pipe fitting processed will be needed to be mounted on processing frame 116 downsides, the first motor 122 of starting drive the drill bit 121 in left side to rotate, meanwhile, starting third motor 105 drives bias Wheel 114 rotates a circle, and slides 103 bottom wall of chamber at this point, the second sliding block 107 slides into second and then passes through the top of bouncing plate 102 Pressure resets, that is, drill bit 121, which is moved downward, returns to initial position to after the punching of hard alloy pipe fitting, at this point, to carbide tube Part punching finishes.
When needing to adjust using drill bit 121, the second motor 137 of starting drives spiral shell shape bar 131 to rotate, spiral shell shape bar 131 It drives regulation 142 slide downward of frame on right side and is intermeshed with the conical mount on right side 126, meanwhile, spiral shell shape bar 131 drives left side 142 upward sliding of regulation frame and be disengaged from the conical mount in left side 126, at this point, starting the first motor 122 can drive The rotation of drill bit 121 on right side drills to hard alloy pipe fitting.
The beneficial effects of the present invention are: the hard for needing to process is closed when needing to hard alloy pipe fitting boring work Golden pipe fitting is mounted on the downside of processing frame, and the first motor of starting drives the drill bit rotation in left side, meanwhile, start third motor band Movable eccentric wheel rotates a circle, at this point, the second sliding block slide into second slide bottom of chamber wall then pass through bouncing plate pressure on top surface it is multiple Position, that is, drill bit, which is moved downward, returns to initial position to after the punching of hard alloy pipe fitting, at this point, having punched to hard alloy pipe fitting Finish, punch out step is simple and convenient, is operated without man-hour manually hand-held punch device, effectively reduces manual steps, and right Hard alloy pipe fitting punches stability height, avoids influencing drilling quality due to generating shaking when punching.
When needing to adjust using drill bit, the second motor of starting drives the rotation of spiral shell shape bar, and spiral shell shape bar drives the tune on right side Control frame slide downward simultaneously with the conical mount on right side be intermeshed, meanwhile, spiral shell shape bar drive left side regulation frame upward sliding and with The conical mount in left side is disengaged from, at this point, the first motor of starting can drive the drill bit on right side to rotate to hard alloy pipe fitting It drills, regulating step is simple and convenient, without manually controlling to adjust, adjusts convenience height, greatly improves to hard Matter alloy pipe fitting processing efficiency, is worth of widely use.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention It is subject to claims appended hereto.

Claims (5)

1. a kind of novel hard alloy pipe fitting, including chassis, it is characterised in that: the chassis top end surface is installed with mast, The mast top end surface is installed with mounting rack, and the mounting rack left-hand end is equipped with processing frame, in the processing frame bottom end face Bilateral symmetry is equipped with first and wears mouth, and described first, which wears extension above and below in mouthful inner roof wall, is equipped with regulation chamber, and the regulation bottom of chamber wall turns Dynamic to be fitted with conical mount, the conical mount periphery is installed with profile of tooth ring, in the conical mount up and down through be equipped with it is described First wear mouth it is opposite second wear mouth, intracavitary be slidably installed of the regulation has regulation frame, and the regulation frame bottom end rotation is matched Conjunction be equipped with to the intermeshing taper cone pulley of the conical mount, the taper cone pulley bottom face is fixedly installed with drill bit, described Drill bit puts in described second respectively and wears mouth and first wear in mouth, and connection is equipped with logical between the regulation bottom of chamber end of the left and right sides Hole, the through-hole bottom end are installed with the first motor, and first motor top power is fitted with first gear, described It is intracavitary and be intermeshed respectively with the profile of tooth ring of the left and right sides that first gear puts in the regulation, in the regulation chamber left and right sides Lead-in cavity is symmetrically arranged in wall, left and right, which extends, in the processing frame on the upside of the lead-in cavity is equipped with the first transmitting chamber, described to lead Drawing intracavitary be slidably installed has guiding block, and the guiding block of the left and right sides is fixedly connected with the regulation frame respectively, described Guiding block screw-internal thread fit is equipped with spiral shell shape bar, and the spiral shell shape bar bottom extending end is rotatably assorted with the lead-in cavity inner bottom wall Connection, it is intracavitary and be rotatably assorted and be mounted on the first transmitting chamber to put in first transmitting for extended segment at the top of the spiral shell shape bar Lower end wall, the intracavitary spiral shell shape rod outer surface of first transmitting are installed with transfer wheel, on the spiral shell shape bar of the left and right sides The transfer wheel between transmission be fitted with transmitting leather strap, the first transmitting of the regulation chamber right-hand end in left side is intracavitary The spiral shell shape rod outer surface is installed with second gear, the intracavitary spiral shell shape of the first transmitting of the regulation chamber left-hand end on right side Rod outer surface is installed with and the intermeshing third gear of the second gear, the spiral shell of the regulation chamber left-hand end on right side Shape bar top end power is fitted with the second motor, and second motor is fixedly arranged on the intracavitary roof of first transmitting Interior, the chassis bottom end face is additionally provided with mobile device.
2. the novel hard alloy pipe fitting of one kind according to claim 1, it is characterised in that: the mounting rack left end face It is inside equipped with first and slides chamber, described first, which slides intracavitary be slidably installed, the first sliding block, first sliding block and institute It states processing frame to be fixedly connected, described first slides and be equipped with second on the right side of chamber in inner wall and slide chamber, and described second slides intracavitary sliding It is fitted with the second sliding block being fixedly connected with first sliding block, the length between the second sliding block front and back is big Length between before and after first sliding block, described second slides and is equipped with groove in intracavitary bottom wall, the groove bottom wall with Press is fitted with bouncing plate between the second sliding block bottom end face, and described second slides in intracavitary roof equipped with steering Chamber is rotatably assorted at left and right sides of the turn-around chamber between wall and is equipped with shaft, and the shaft outer surface is installed with and described second Sliding block presses the eccentric wheel of cooperation, is extended downwardly in the mounting rack on the right side of the turn-around chamber equipped with the second transmitting chamber, institute State shaft put in it is described second transmitting intracavitary and outer surface be installed with the 4th gear, on the downside of the 4th gear it is described second pass Intracavitary be rotatably assorted is passed to be equipped with and intermeshing 5th gear of the 4th gear, the 5th gear bottom end intermeshing Equipped with the 6th gear, the 6th gear right-hand end power is fitted with third motor, and the third motor is fixedly arranged on On the right side of the second transmitting chamber in inner wall.
3. the novel hard alloy pipe fitting of one kind according to claim 1, it is characterised in that: the 4th gear is greater than the Five gears, the 5th gear are greater than the 6th gear.
4. the novel hard alloy pipe fitting of one kind according to claim 1, it is characterised in that: the drill bit of the left and right sides It differs in size.
5. the novel hard alloy pipe fitting of one kind according to claim 1, it is characterised in that: the mobile device includes solid Dingan County is mounted in the socle of the chassis bottom end face surrounding, and the socle bottom end, which is rotatably assorted, is equipped with idler wheel.
CN201810872703.1A 2018-08-02 2018-08-02 A kind of novel hard alloy pipe fitting Withdrawn CN109014277A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810872703.1A CN109014277A (en) 2018-08-02 2018-08-02 A kind of novel hard alloy pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810872703.1A CN109014277A (en) 2018-08-02 2018-08-02 A kind of novel hard alloy pipe fitting

Publications (1)

Publication Number Publication Date
CN109014277A true CN109014277A (en) 2018-12-18

Family

ID=64649012

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810872703.1A Withdrawn CN109014277A (en) 2018-08-02 2018-08-02 A kind of novel hard alloy pipe fitting

Country Status (1)

Country Link
CN (1) CN109014277A (en)

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Application publication date: 20181218

WW01 Invention patent application withdrawn after publication