CN103084662A - Full cylinder riding rail type pneumatic saw - Google Patents
Full cylinder riding rail type pneumatic saw Download PDFInfo
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- CN103084662A CN103084662A CN2013100200215A CN201310020021A CN103084662A CN 103084662 A CN103084662 A CN 103084662A CN 2013100200215 A CN2013100200215 A CN 2013100200215A CN 201310020021 A CN201310020021 A CN 201310020021A CN 103084662 A CN103084662 A CN 103084662A
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- 238000005520 cutting process Methods 0.000 claims abstract description 37
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- 230000005540 biological transmission Effects 0.000 claims description 4
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- 238000005299 abrasion Methods 0.000 description 1
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Abstract
The invention discloses a full cylinder riding rail type pneumatic saw which comprises a moving cutting mechanism and a pneumatic clamping mechanism which is arranged below the moving cutting mechanism and used for clamping metal materials. The moving cutting mechanism comprises a reciprocating cylinder and a lifting cylinder. The reciprocating cylinder is fixedly arranged on a saw beam, a piston rod of the reciprocating cylinder is connected with a knife holder and controls the knife holder to move back and forth on a guide rail of the saw beam, and a cutting saw strip is arranged at the bottom end of the knife holder. The lifting cylinder is connected with the saw beam through a connecting rod connected in a hinged mode, and up-and-down lifting of the saw beam is achieved through the lifting cylinder. The lifting cylinder and the reciprocating cylinder are matched with each other to complete the process of 'downward-forward saw cutting-upward lifting-backward quick returning and retracting' of the knife holder. The pneumatic clamping mechanism further comprises a clamping cylinder fixedly arranged on a bottom seat. The bottom seat is designed in a riding rail type and can be fixedly arranged on a rail. The clamping cylinder controls a moving sliding block along a clamp bottom seat to slide toward the middle through the fact that a gear and a rack are meshed to drive, and therefore workpieces are clamped. The full cylinder riding rail type pneumatic saw is simple in operation, low in noise, stable in performance, high in cutting efficiency, safe and reliable and has wide using value.
Description
Technical field
The present invention relates to the metalworking machinery technical field, relate in particular to a kind of full cylinder Pneumatic saw of rail formula and pneumatic system thereof of riding.
Background technology
In recent years, along with the colliery cause development, safety and efficiency becomes the primary factor in Mining Industry.It is reported, the metal materials such as the elevating conveyor in colliery, scraper conveyer chain carry due to high load capacity at present, crackle easily occurs, because production safety needs to change as early as possible.
Present domestic mine generally adopts artificial hand saws, wastes time and energy.Power saws in the market mainly contains circular saw bench and hacksawing machine, although the circular saw bench cutting efficiency is high, its saw blade wearing and tearing are large, and service life is short, needs often to change saw blade, poor reliability; Although traditional hacksawing machine knife saw weares and teares little, owing to adopting HYDRAULIC CONTROL SYSTEM, therefore very high to parts machining required precisions such as control valves, and hacksawing machine mostly adopts toggle, therefore for realizing the real time kinematics of reciprocating motion, feed and cutter lifting, its control section structure relative complex.Although at present existing Pneumatic reciprocating saw take gas as power source is simple in structure, directly promote reciprocating cutting by cylinder, can not realize the knife saw auto-feed, be all by manually exerting pressure, the saw blade no-idle running, quick abrasion and heating greatly, cutting efficiency is low.
Summary of the invention
For above deficiency, the invention provides a kind of simple in structure, quality is light, noise is little, the vibration is little, easily fixing, power loss is little, cutting efficiency is high, a kind of full cylinder safe and reliable, extensively model use is ridden rail formula Pneumatic saw.
In order to solve the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of full cylinder is ridden rail formula Pneumatic saw, the pneumatic clamping mechanism that comprises motion cutting mechanism, pneumatic system and be arranged on motion cutting mechanism below, and described motion cutting mechanism comprises reciprocating air cylinder, lift cylinder; Described reciprocating air cylinder is fixed on the saw beam, and the piston rod of reciprocating air cylinder is connected with knife rest, and knife rest slides and to be arranged on the guide rail of sawing beam, and the knife rest bottom is equipped with cutting saw blade; Described lift cylinder is connected by rod hinge connection with the saw beam, and described pneumatic clamping mechanism comprises the clamping cylinder that is fixed on base, on described base, moving slider is installed; Described clamping is controlled moving slider and is slided to the centre along clamp base with passing through gear, tooth bar engaged transmission between cylinder and moving slider.
described pneumatic system comprises source of the gas, described source of the gas can connect respectively cylinder clamping loop, cylinder reciprocating loop and elevating loop after by pressure-reducing valve 19, gas source switch 25, be connected to pressure-reducing valve 20 on the Clamping Circuit of gas source switch 25 and clamping cylinder 8 formations, clamping switch 15 can be controlled the clamping of workpiece, be connected to fast two position three-way valve 22 and the rapid escape valve 26 of rising on the loop that three-position four-way valve 24 and lift cylinder 4 consist of, can control knife saw and drop to workpiece, on three-position four-way valve 24 and reciprocating air cylinder 2, lift cylinder 4 consist of work loop, Compressed Gas branches out two loops after Pneumatic reversal valve 21, article one, the loop is comprised of Pneumatic reversal valve 21 and lift cylinder 4, be connected to simultaneously pressure-reducing valve 18 and rapid escape valve 26, be used for controlling the downward sawing of knife saw, another loop is made of the rodless cavity of Pneumatic reversal valve 21 with reciprocating air cylinder 2, is connected to simultaneously pressure-reducing valve 17 and rapid escape valve 16, is used for controlling the reciprocal sawing of knife saw, be connected to Pneumatic time-delay valve 14 on the loop that Pneumatic reversal valve 21 and reciprocating air cylinder 2 rod chambers consist of in addition, when reciprocating air cylinder 2 rodless cavity air inlets, the gas of rod chamber enters the accumulator in Pneumatic time-delay valve 14, regulate one-way throttle valve in Pneumatic time-delay valve 14, when making the piston rod of reciprocating air cylinder 2 arrive foremost, the pressure of accumulator moves down higher than spring pressure and the 3-position 4-way valve core that promotes in Pneumatic time-delay valve 14, Pneumatic time-delay valve 14 is in working position, thereby Pneumatic reversal valve 21 is switched automatically in good time, the lift cylinder 4 in good time air inlets of cavity of resorption, piston rod is realized rising or descending under spring force and gas pressure, thereby make the reciprocating cutting motion of cutting saw blade and advancing of cutting saw blade, the cutter lifting motion is complementary, described Pneumatic time-delay valve 14 is made of one-way throttle valve, accumulator, three-position four-way valve.
Gas source switch can start, close pneumatic system; Clamping switch can be controlled and clamps with cylinder clamping and unclamp workpiece; The fast two position three-way valve that rises can be controlled lift cylinder and lifts fast and stretch; Three-position four-way valve can control system in the work loop with fall between the loop soon and switch; Pneumatic reversal valve can be controlled air inlet and the exhaust of two single-acting cylinders; Pneumatic time-delay valve can be controlled Pneumatic reversal valve switching position between the gear of left and right; The speed of one-way throttle valve energy control cylinder air inlet and exhaust.When Pneumatic reversal valve was in right position, reciprocating air cylinder was controlled saw blade sawing forward, and lift cylinder is controlled saw blade downfeed.
Reciprocating air cylinder piston rod of the present invention is connected with knife rest, controls knife rest and moves back and forth on the guide rail of saw beam, and the knife rest bottom is equipped with cutting saw blade; Described lift cylinder is connected by rod hinge connection with the saw beam, is realized the lifting up and down of saw beam by lift cylinder; The cooperatively interact process of " downwards-sawing forward-upwards lifting-anxious rollback cutter " backward of completing knife rest of described lift cylinder and reciprocating air cylinder; Described pneumatic clamping mechanism comprises the clamping cylinder that is fixed on base, and described base adopts rides the design of rail formula, can fix in orbit, therefore can reduce vibration; Described clamping is controlled moving slider and is slided to the centre along clamp base by gear, tooth bar engaged transmission with cylinder, thus clamping work pieces.
Owing to having adopted technique scheme, the invention has the beneficial effects as follows:
The present invention is simple in structure, quality is light, stable performance, power loss is little, cutting efficiency is high, safe and reliable, the structural design of riding the rail formula can reduce the complete machine size, make sawing machine more easily fix, can reduce vibration, carry out work because the present invention all adopts cylinder, thereby total noise of centrifuge is little; Compare with traditional power hacksaw bed, adopted complete pneumaticly, and there is no toggle, simple in structure; Compare with present existing reciprocating pneumatic saw, increased with reciprocating motion is complementary and advanced up and down cutter lifting motion, reduce tool wear, can zero error realize movement locus, guaranteed to greatest extent functional reliability.
Description of drawings
Fig. 1 is structure master's schematic diagram of the present invention.
Fig. 2 is structure side schematic diagram of the present invention.
Fig. 3 is pneumatic clamping mechanism sketch of the present invention.
Fig. 4 is structure motion sketch of the present invention.
Fig. 5 is pneumatic schematic diagram of the present invention.
Number in the figure: 1 base, 2 reciprocating air cylinders, 3 saw beams, 4 lift cylinders, 5 connecting rods, 6 saw blades, 7 clamp base, 8 clampings are used cylinder, 9 moving sliders, 10 knife rests, 11 tooth bars, 12 axles, 13 gears; 14 Pneumatic time-delay valves, 16,26 rapid escape valves, 17,18,19,20 pressure-reducing valves, 21 Pneumatic reversal valves, 22 rise two position three-way valve, 23 check valves, 24 three-position four-way valves, 25 gas source switch, 15 clamping switches soon.
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing and example.
Embodiment 1
Referring to Fig. 1 and Fig. 2 Fig. 3, a kind of full cylinder provided by the invention is ridden rail formula Pneumatic saw and pneumatic system thereof, comprises motion cutting mechanism, atmospheric control and is arranged on below cutting mechanism, is used for clamping the pneumatic clamping mechanism of metal material; Described motion cutting mechanism comprises reciprocating air cylinder 2 and lift cylinder 4; Described reciprocating air cylinder 2 is fixed on saw beam 3, and the piston rod of reciprocating air cylinder 2 is connected with knife rest 10, controls knife rest 10 and moves back and forth on the guide rail of sawing beam 3, and knife rest 10 bottoms are equipped with saw blade 6; Described lift cylinder 4 is fixed on base 1, with and saw beam 3 be connected by rod hinge connection, realized sawing the lifting up and down of beams 3 by lift cylinder 4; The cooperatively interact process of " downwards-sawing forward-upwards lifting-anxious rollback cutter " backward of completing saw blade 6 of described lift cylinder 4 and reciprocating air cylinder 2;
referring to Fig. 4, described pneumatic system comprises source of the gas, described source of the gas can connect respectively cylinder clamping loop, cylinder reciprocating loop and elevating loop after by pressure-reducing valve 19, gas source switch 25, be connected to pressure-reducing valve 20 on the Clamping Circuit of gas source switch 25 and clamping cylinder 8 formations, clamping switch 15 can be controlled the clamping of workpiece, be connected to fast two position three-way valve 22 and the rapid escape valve 26 of rising on the loop that three-position four-way valve 24 and lift cylinder 4 consist of, can control knife saw and drop to workpiece, on three-position four-way valve 24 and reciprocating air cylinder 2, lift cylinder 4 consist of work loop, Compressed Gas branches out two loops after Pneumatic reversal valve 21, article one, the loop is comprised of Pneumatic reversal valve 21 and lift cylinder 4, be connected to simultaneously pressure-reducing valve 18 and rapid escape valve 26, be used for controlling the downward sawing of knife saw, another loop is made of the rodless cavity of Pneumatic reversal valve 21 with reciprocating air cylinder 2, is connected to simultaneously pressure-reducing valve 17 and rapid escape valve 16, is used for controlling the reciprocal sawing of knife saw, be connected to Pneumatic time-delay valve 14 on the loop that Pneumatic reversal valve 21 and reciprocating air cylinder 2 rod chambers consist of in addition, when reciprocating air cylinder 2 rodless cavity air inlets, the gas of rod chamber enters the accumulator in Pneumatic time-delay valve 14, regulate one-way throttle valve in Pneumatic time-delay valve 14, when making the piston rod of reciprocating air cylinder 2 arrive foremost, the pressure of accumulator moves down higher than spring pressure and the 3-position 4-way valve core that promotes in Pneumatic time-delay valve 14, Pneumatic time-delay valve 14 is in working position, thereby Pneumatic reversal valve 21 is switched automatically in good time, the lift cylinder 4 in good time air inlets of cavity of resorption, piston rod is realized rising or descending under spring force and gas pressure, thereby make the reciprocating cutting motion of cutting saw blade and advancing of cutting saw blade, the cutter lifting motion is complementary, described Pneumatic time-delay valve 14 is made of one-way throttle valve, accumulator, three-position four-way valve.
Described pneumatic clamping mechanism comprises clamping uses cylinder 8, tooth bar 11, axle 12, gear 13, and described clamping is fixed on base 1 with cylinder 8, and described base 1 adopts rides the design of rail formula, can fix in orbit, reduces vibration; Described gear 13 is fixed on axle 12 bottoms, tooth bar 11 external toothings of described gear 13 and the parallel placement in both sides; Described both sides tooth bar 11 respectively with its on moving slider 9 be hinged, described tooth bar 11 is hinged with cylinder 8 piston rods with clamping, piston rod promotes tooth bar 11 and slides, by tooth bar 11 and gear 13 engaged transmission, motion is passed to the offside tooth bar, described tooth bar 11 drives both sides moving slider 9 and slides to the centre simultaneously along clamp base, thus clamping work pieces.
During actual the use, workpiece is placed in pneumatic clamping mechanism, controls to clamp and use cylinder 8 rod chamber air inlets, rodless cavity is given vent to anger, clamping work pieces;
When carrying out actual cutting work, control reciprocating air cylinder 2 rodless cavity air inlets; Lift cylinder 4 rod chamber air inlets simultaneously; Realize that saw blade moves downward when sawing forward;
When completing when once cutting pin, to control reciprocating air cylinder 2 rodless cavities and give vent to anger, lift cylinder 4 rod chambers are given vent to anger, and because reciprocating air cylinder 2 and lift cylinder 4 are single-acting cylinder, because spring all can suddenly be got back to original position, therefore can make saw blade get back to original position by piston rod.
When cutting is complete, control lift cylinder 4 rod chambers and give vent to anger, make the saw blade rapid uplift, clamp with cylinder 8 rod chamber air inlets simultaneously, workpiece is unclamped.
Referring to Fig. 5A kind of full cylinder provided by the invention is ridden rail formula Pneumatic saw, when three-position four-way valve 24 switches to left position, the left end of Pneumatic reversal valve 21 makes left end pressure higher than the pressure of right-hand member because gas is inputted, and promotes spool and moves to left, Pneumatic reversal valve 21 is in right position, gas is divided into two branch roads after Pneumatic reversal valve 21, a branch road enters reciprocating air cylinder 2 through pressure-reducing valve 17, one-way throttle valve and rapid escape valve 16, realizes saw blade sawing forward; Simultaneously another road gas enters the epicoele of lift cylinder 4 through pressure-reducing valve 18, one-way throttle valve and rapid escape valve 26, controls the saw beam to lower feeding, and when realizing the sawing forward of saw blade, saw blade is to lower feeding.when reciprocating air cylinder 2 rodless cavity air inlets, the gas of rod chamber enters the accumulator in Pneumatic time-delay valve 14, regulate one-way throttle valve in Pneumatic time-delay valve 14, when making the piston rod of reciprocating air cylinder 2 arrive foremost, the pressure of accumulator moves down higher than spring pressure and the 3-position 4-way valve core that promotes in Pneumatic time-delay valve 14, Pneumatic time-delay valve 14 is in working position, thereby Pneumatic reversal valve 21 is switched automatically in good time, the lift cylinder 4 in good time break-make gas of cavity of resorption, piston rod is realized rising or descending under spring force and gas pressure, thereby make the reciprocating cutting motion of cutting saw blade and advancing of cutting saw blade, the cutter lifting motion is complementary, described Pneumatic time-delay valve 14 is by one-way throttle valve, accumulator, and three-position four-way valve consists of.
During actual the use, install workpiece, open gas source switch 25, first three-position four-way valve 24 is switched to left, control clamps with cylinder 8 rodless cavity chamber air inlets, and rod chamber is given vent to anger, and clamping work pieces can be regulated one-way throttle valve and control clamping cylinder 8 movement velocitys.then three-position four-way valve 24 is switched to right position, gas is through check valve 23, fast two position three-way valve 22 and the rapid escape valve 26 air inlets control lift cylinders 4 of rising, make the saw blade fast-descending to the location of workpiece, three-position four-way valve 24 is switched to left position, the left end of Pneumatic reversal valve 21 is because gas enters, make left end pressure higher than the pressure of right-hand member, the promotion spool moves to left, Pneumatic reversal valve 21 is in right position, gas is divided into two branch roads after Pneumatic reversal valve 21, article one, branch road enters reciprocating air cylinder 2 and controls saw blade sawing forward, and the gas of epicoele enters in the air chamber of Pneumatic time-delay valve 14, another road gas enters the epicoele of lift cylinder 4 simultaneously, when realizing the sawing forward of saw blade, saw blade moves downward.
The pressure of air chamber is higher than the elastic force of spring in Pneumatic time-delay valve 14, the promotion spool moves to left, Pneumatic time-delay valve 14 switches to right position, gas arrives Pneumatic reversal valve 21 left ends through Pneumatic time-delay valve 14, the pressure of Pneumatic reversal valve 21 left ends is higher than the pressure of right-hand member, the spool of Pneumatic reversal valve 21 moves to right, Pneumatic reversal valve 21 is cut to left position, this moment, reciprocating air cylinder 2 rodless cavities were by rapid escape valve 16 exhaust outlet exhausts, lift cylinder 4 rod chambers are by rapid escape valve 26 exhaust outlet exhausts simultaneously, reciprocating air cylinder 2 and lift cylinder 4 are single-acting cylinders, and spring can suddenly be got back to original position.
Complete when sawing, three-position four-way valve 24 is switched to meta, then will fall soon two position three-way valve 22 and switch to right position, control lift cylinder 4 and saw blade is lifted fast stretch.Then clamping switch 15 is switched to right position, control to clamp and use cylinder 8 cavity of resorption exhausts, make clamping device unclamp workpiece.
Claims (2)
1. a full cylinder is ridden rail formula Pneumatic saw, the pneumatic clamping mechanism that comprises motion cutting mechanism, pneumatic system and be arranged on motion cutting mechanism below, and it is characterized in that: described motion cutting mechanism comprises reciprocating air cylinder, lift cylinder; Described reciprocating air cylinder is fixed on the saw beam, and the piston rod of reciprocating air cylinder is connected with knife rest, and knife rest slides and to be arranged on the guide rail of sawing beam, and the knife rest bottom is equipped with cutting saw blade; Described lift cylinder is connected by rod hinge connection with the saw beam, and described pneumatic clamping mechanism comprises the clamping cylinder that is fixed on base, on described base, moving slider is installed; Described clamping is controlled moving slider and is slided to the centre along clamp base with passing through gear, tooth bar engaged transmission between cylinder and moving slider.
2. a kind of full cylinder according to claim 1 is ridden rail formula Pneumatic saw, it is characterized in that: described pneumatic system comprises source of the gas, described source of the gas can connect respectively cylinder clamping loop, cylinder reciprocating loop and elevating loop after by pressure-reducing valve (19), gas source switch (25), be connected to pressure-reducing valve (20) on the Clamping Circuit of gas source switch (25) and clamping cylinder (8) formation, clamping switch (15) can be controlled the clamping of workpiece, be connected to fast two position three-way valve (22) and the rapid escape valve (26) of rising on the loop that three-position four-way valve (24) and lift cylinder (4) consist of, can control knife saw and drop to workpiece, on three-position four-way valve (24) and reciprocating air cylinder (2), lift cylinder (4) consist of work loop, Compressed Gas branches out two loops after Pneumatic reversal valve (21), article one, the loop is comprised of Pneumatic reversal valve (21) and lift cylinder (4), be connected to simultaneously pressure-reducing valve (18) and rapid escape valve (26), be used for controlling the downward sawing of knife saw, another loop is made of the rodless cavity of Pneumatic reversal valve (21) with reciprocating air cylinder (2), be connected to simultaneously pressure-reducing valve (17) and rapid escape valve (16), be used for controlling the reciprocal sawing of knife saw, be connected to Pneumatic time-delay valve (14) on the loop that Pneumatic reversal valve (21) and reciprocating air cylinder (2) rod chamber consist of in addition, when reciprocating air cylinder (2) rodless cavity air inlet, the gas of rod chamber enters the accumulator in Pneumatic time-delay valve (14), regulate one-way throttle valve in Pneumatic time-delay valve (14), when making the piston rod of reciprocating air cylinder (2) arrive foremost, the pressure of accumulator moves down higher than spring pressure and the 3-position 4-way valve core that promotes in Pneumatic time-delay valve (14), Pneumatic time-delay valve (14) is in working position, thereby Pneumatic reversal valve (21) is switched automatically in good time, the in good time air inlet of lift cylinder (4) cavity of resorption, piston rod is realized rising or descending under spring force and gas pressure, thereby make the reciprocating cutting motion of cutting saw blade and advancing of cutting saw blade, the cutter lifting motion is complementary, described Pneumatic time-delay valve (14) is made of one-way throttle valve, accumulator, three-position four-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310020021.5A CN103084662B (en) | 2013-01-19 | 2013-01-19 | Full cylinder riding rail type pneumatic saw |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310020021.5A CN103084662B (en) | 2013-01-19 | 2013-01-19 | Full cylinder riding rail type pneumatic saw |
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| CN103084662A true CN103084662A (en) | 2013-05-08 |
| CN103084662B CN103084662B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310020021.5A Active CN103084662B (en) | 2013-01-19 | 2013-01-19 | Full cylinder riding rail type pneumatic saw |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366318A (en) * | 2018-11-16 | 2019-02-22 | 国家电网有限公司 | Angle grinder pushes away buck |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE665711C (en) * | 1934-11-21 | 1938-10-01 | Fried Krupp Akt Ges | Portable metal saw, the saw of which is attached to the reciprocating piston rod of a pneumatic hand hammer |
| CN201841566U (en) * | 2010-09-02 | 2011-05-25 | 南京林业大学 | Mobile cutting saw |
| CN202367269U (en) * | 2011-11-30 | 2012-08-08 | 合肥市石川工程机械有限公司 | Prestressed sawing machine for railways, highways and bridges |
| CN202377611U (en) * | 2012-01-06 | 2012-08-15 | 安徽鑫宏机械有限公司 | Mine pneumatic saw |
| CN203076700U (en) * | 2013-01-19 | 2013-07-24 | 安徽理工大学 | All-air-cylinder rail-spanning type pneumatic saw |
-
2013
- 2013-01-19 CN CN201310020021.5A patent/CN103084662B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE665711C (en) * | 1934-11-21 | 1938-10-01 | Fried Krupp Akt Ges | Portable metal saw, the saw of which is attached to the reciprocating piston rod of a pneumatic hand hammer |
| CN201841566U (en) * | 2010-09-02 | 2011-05-25 | 南京林业大学 | Mobile cutting saw |
| CN202367269U (en) * | 2011-11-30 | 2012-08-08 | 合肥市石川工程机械有限公司 | Prestressed sawing machine for railways, highways and bridges |
| CN202377611U (en) * | 2012-01-06 | 2012-08-15 | 安徽鑫宏机械有限公司 | Mine pneumatic saw |
| CN203076700U (en) * | 2013-01-19 | 2013-07-24 | 安徽理工大学 | All-air-cylinder rail-spanning type pneumatic saw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366318A (en) * | 2018-11-16 | 2019-02-22 | 国家电网有限公司 | Angle grinder pushes away buck |
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| CN103084662B (en) | 2015-03-11 |
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Effective date of registration: 20191108 Address after: Room 301-15, building 1, No.111, Guigu Er Road, Luoxing street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan chuangyue Intellectual Property Service Co.,Ltd. Address before: 232001 Anhui Province, Huainan city Shungeng Road No. 168 Patentee before: Anhui University Of Science And Technology |
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Application publication date: 20130508 Assignee: Jiashan Tianyu New Material Co.,Ltd. Assignor: Jiashan chuangyue Intellectual Property Service Co.,Ltd. Contract record no.: X2022330000345 Denomination of invention: Full Cylinder Ride Rail Pneumatic Saw Granted publication date: 20150311 License type: Common License Record date: 20220728 |
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Effective date of registration: 20231013 Address after: Room 401-89, Building 1, No. 111 Guigu Second Road, Luoxing Street, Jiashan County, Jiaxing City, Zhejiang Province, 314100 (Residence application) Patentee after: Jiashan Luoxing Venture Capital Co.,Ltd. Address before: Room 301-15, building 1, No. 111, Guigu 2nd Road, Luoxing street, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: Jiashan chuangyue Intellectual Property Service Co.,Ltd. |