CN103381567A - Steel bar welding point polishing device and polishing method - Google Patents
Steel bar welding point polishing device and polishing method Download PDFInfo
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- CN103381567A CN103381567A CN2013102547009A CN201310254700A CN103381567A CN 103381567 A CN103381567 A CN 103381567A CN 2013102547009 A CN2013102547009 A CN 2013102547009A CN 201310254700 A CN201310254700 A CN 201310254700A CN 103381567 A CN103381567 A CN 103381567A
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- 238000005498 polishing Methods 0.000 title claims abstract description 77
- 238000003466 welding Methods 0.000 title claims abstract description 43
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 99
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 238000007517 polishing process Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 229910001651 emery Inorganic materials 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The invention discloses a steel bar welding point polishing device which comprises a rack body, wherein a clamping mechanism, a rotation driving mechanism of the clamping mechanism, a polishing mechanism and a rear conveying mechanism are arranged on the rack body; the clamping mechanism is arranged in the moving direction of steel bars, and the steel bars penetrate through the clamping mechanism; the rotation driving mechanism of the clamping mechanism drives the clamping mechanism to rotate in a plane perpendicular to the moving direction of the steel bars; the polishing mechanism is positioned in front of or at the back of the clamping mechanism, the polishing direction of the polishing mechanism is perpendicular to the moving direction of the steel bars; the rear conveying mechanism is positioned at the back of the polishing mechanism. According to the invention, the polishing device is high in degree of mechanization, polishing efficiency and polishing quality, and convenient to control; the height of supporting legs of the rack body is adjustable so as to flexibly adjust the height of the polishing device according to the height of a butt welding machine.
Description
Technical field
The polishing process that the present invention relates to a kind of steel bar welding joint sanding apparatus and use described sanding apparatus.
Background technology
Prefabricated strong concrete square pile reinforcing cage master muscle adopts the HRB400 screw-thread steel, the automatic seam-welding moulding, and time saving and energy saving, quality easily is protected.At present, the screw-thread steel finished product of selling on market is generally 9m or 12m fixed length, and therefore the length of square pile reinforcing cage need to be used the screw-thread steel welding between 6m～20m.In the roll welding production line of steel reinforcement cage, roughly need through butt welding-polishing-blanking-process steps such as roll welding moulding, after butt welding machine was completed butt welding operation, the plumb joint place of screw-thread steel can produce many burrs, cause the bar diameter at plumb joint place to become large, uneven, affect normal roll welding and operate.Based on this, need to polish by the double thread steel before the roll welding operation, be not applicable at present the grinding machine of this production line both at home and abroad.
Summary of the invention
The object of the invention is to propose a kind of steel bar welding joint sanding apparatus, can effectively solve the above-mentioned technical problem that exists in prior art.
To achieve these goals, the present invention adopts following technical scheme:
A kind of steel bar welding joint sanding apparatus comprises Rack Body, is provided with clamp mechanism, clamp mechanism rotary drive mechanism, workpiece polishing mechanism and rear conveying mechanism on Rack Body; Clamp mechanism is moved towards the direction setting along reinforcing bar, and reinforcing bar passes from clamp mechanism inside; The clamp mechanism rotary drive mechanism drives clamp mechanism and turns at the plane internal rotation that moves towards direction perpendicular to reinforcing bar; Workpiece polishing mechanism is positioned at the place ahead or the rear of clamp mechanism, and polishing direction and the reinforcing bar of workpiece polishing mechanism move towards perpendicular direction; Rear conveying mechanism is positioned at the rear of workpiece polishing mechanism; Be provided with Height Adjustable supporting leg on described stake body.
Described clamp mechanism comprises the clamping cylinder, clamps column body and is provided with axial reinforced steel bar perforation; On the outer surface that clamps cylinder, along the circumferential direction evenly be provided with the briquetting standing groove that several axially stretch; Each briquetting standing groove is inner, be placed with the wedge shape briquetting that a top surface is low early and high after shape, be provided with at least two squeezing rods on the lower surface of wedge shape briquetting, one of them squeezing rod is positioned on the front side lower surface of wedge shape briquetting, squeezing rod is positioned on the bottom rear surface of wedge shape briquetting, corresponding each squeezing rod is provided with an extruded hole on the briquetting standing groove, and extruded hole is communicated with reinforced steel bar perforation; Be equipped with a Compress Spring on each squeezing rod; Be equipped with a ring-type crushing block on the outer surface of clamping cylinder, the ring-type crushing block moves along the axial direction that clamps cylinder; Be provided with rolling bearing between ring-type crushing block and clamping cylinder.
Further, the compressive plane of described squeezing rod is arc extruding end face, the length direction of arc extruding end face and reinforcing bar to move towards direction consistent.
Described clamp mechanism rotary drive mechanism comprises reinforcing bar poling and power-driven mechanism; Reinforcing bar poling inside is hollow structure; Power-driven mechanism, comprise moving runner, lower moving runner and rotary drive motor, upper driving wheel is arranged on the leading section of reinforcing bar poling, adopt chain or belt to carry out transmission between upper moving runner and lower moving runner, the rotary drive motor output shaft is connected on lower moving runner, and the rearward end of reinforcing bar poling is connected to and clamps on cylinder; The reinforcing bar poling is communicated with the clamping cylinder.
Further, described annular extrusion piece disposes actuating cylinder, and this actuating cylinder comprises cylinder rod and cylinder barrel; Cylinder rod is fixed on Rack Body, and inside is hollow structure; Cylinder barrel is connected with the ring-type crushing block; Cylinder rod is nested with on the body portion of reinforcing bar poling, is connected by the rolling bearing that is arranged on cylinder rod two ends between reinforcing bar poling and cylinder rod.
Described workpiece polishing mechanism comprises pedestal and polishing main body, is provided with the slide mechanism that moves towards direction perpendicular to reinforcing bar between pedestal and polishing main body; Be provided with polishing motor and grinding wheel on the polishing main body.
Described rear conveying mechanism is included in several that arrange on Rack Body and is the conveying wheels that yi word pattern is arranged; Each carries wheels, comprises a delivery wheel and a delivery wheel mounting bracket, and the delivery wheel mounting bracket is arranged on Rack Body, is provided with reinforcing bar standing groove along the circumferential direction on delivery wheel.
The present invention also aims to propose a kind of steel bar welding joint polishing process, adopt above-mentioned steel bar welding joint sanding apparatus,
Its technical scheme is as follows:
A kind of steel bar welding joint polishing process comprises following job step:
The height of a, adjustment supporting leg makes the reinforcing bar of butt welding machine output aim at the reinforcing bar poling;
B, reinforcing bar pass from reinforcing bar poling, clamping column body successively, and are overlapped on the reinforcing bar standing groove inside of rear conveying mechanism, and when the plumb joint of needs polishing let drive at emery wheel, reinforcing bar stopped transmitting;
C, actuating cylinder work, cylinder barrel drive the ring-type crushing block by the front side that clamps cylinder side shifting backward, progressively push the wedge shape briquetting, and the squeezing rod that is positioned at wedge shape briquetting lower surface passes extruded hole and clamps reinforcing bar;
D, rotary drive motor work, reinforcing bar poling are rotated and are driven and clamps cylinder and reinforcing bar synchronous rotary;
E, polishing machine operation are adjusted the position of polishing main body on pedestal, make grinding wheel polish near plumb joint, reinforcing bar in rotary course, grinding wheel polishing plumb joint place burr;
After f, joint to be welded sanding burr are complete, close the polishing motor, remove the polishing main body, rotary drive motor quits work, actuating cylinder moves again, and cylinder barrel drives the ring-type crushing block by the rear side that clamps cylinder side shifting forward, and squeezing rod unclamps the clamping to reinforcing bar, one time sanding operation finishes, and reinforcing bar continues along rear conveying mechanism to seam welder to carry; Return to step b, enter polishing next time.
Further, in described steps d, the rotating speed of reinforcing bar poling is 15～20 rev/mins.
Advantage of the present invention is:
steel bar welding joint sanding apparatus in the present invention, comprise clamp mechanism, the clamp mechanism rotary drive mechanism, workpiece polishing mechanism and rear conveying mechanism, through butt welding machine, the steel bar welding joint of postwelding is delivered to this sanding apparatus place, first clamp reinforcing bar by clamp mechanism, this moment, the steel bar welding joint was positioned at the workpiece polishing mechanism place, drive clamp mechanism and reinforcing bar synchronous rotary through the clamp mechanism rotary drive mechanism again, then open workpiece polishing mechanism, and workpiece polishing mechanism is moved to the plumb joint place carry out sanding burr, through the reinforcing bar after polishing by after conveying mechanism be transported to easily the seam welder place and carry out the roll welding operation, it is convenient to carry, reduced manual operation.Sanding apparatus mechanization degree in the present invention is high, and it is convenient to control, and grinding efficiency and polishing quality are high; The supporting leg of Rack Body is Height Adjustable, facilitates the matched of sanding apparatus and butt welding machine in the present invention.
Description of drawings
Fig. 1 is the structural representation of steel bar welding joint sanding apparatus in the present invention;
Fig. 2 is the structural representation when in Fig. 1, clamp mechanism and workpiece polishing mechanism coordinate;
Fig. 3 is the structural representation of clamp mechanism in Fig. 2;
Fig. 4 is the structural representation of workpiece polishing mechanism in Fig. 2;
Fig. 5 clamps the structural representation of cylinder in Fig. 3;
Fig. 6 is the structural representation of wedge shape briquetting in Fig. 3;
Fig. 7 is a side view of wedge shape briquetting in Fig. 6;
Fig. 8 is the view when in Fig. 3, squeezing rod passes extruded hole;
Fig. 9 is the structural representation that in Fig. 1, rear conveying mechanism is carried wheels.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described in further detail:
In conjunction with Fig. 1, shown in Figure 2, a kind of steel bar welding joint sanding apparatus, comprise Rack Body 1, be provided with clamp mechanism 2, clamp mechanism rotary drive mechanism 3, workpiece polishing mechanism 4 and rear conveying mechanism 5 on Rack Body, rear conveying mechanism 5 is positioned at the rear of workpiece polishing mechanism 4, be responsible for to be delivered to seam welder through the reinforcing bar of workpiece polishing mechanism 4 polishings and carry out the roll welding operation, carry convenient and strength-saving; Clamp mechanism is moved towards the direction setting along reinforcing bar, and reinforcing bar passes from clamp mechanism inside; Clamp mechanism rotary drive mechanism 3 drives clamp mechanism 2 and turns at the plane internal rotation that moves towards direction perpendicular to reinforcing bar; Preferably, workpiece polishing mechanism is positioned at the rear of clamp mechanism, and polishing direction and the reinforcing bar of workpiece polishing mechanism move towards perpendicular direction, and workpiece polishing mechanism 4 can fully be polished to the steel bar welding joint of rotation.Certainly, workpiece polishing mechanism also can be positioned at the place ahead of clamp mechanism.Be provided with Height Adjustable supporting leg 101 on stake body 1.Wherein, the implementation of supporting leg 101 is varied, in the present invention, supporting leg can form (not shown) by the two inner support legs that mutually are slidably matched and outer support leg, be provided with set screw between inner support leg and outer support leg, rationally adjust the height of supporting leg 101 by the degree of tightness of set screw, in order to adapt to the height of butt welding machine, facilitate reinforcing bar to be carried to sanding apparatus by butt welding machine.
as Fig. 3, Fig. 5, Fig. 6, shown in Figure 7, clamp mechanism 2 comprises clamping cylinder 201, clamps column body and is provided with axial reinforced steel bar perforation 202, clamping on the outer surface of cylinder, along the circumferential direction evenly be provided with the briquetting standing groove 203 that several axially stretch, preferably be provided with three briquetting standing grooves in the present invention, three briquetting standing grooves are positioned at three Along ent places of circumferencial direction, each briquetting standing groove is inner, be placed with the wedge shape briquetting 212 that a top surface 210 is low early and high after shape, be provided with at least two squeezing rods 204 on the lower surface 211 of wedge shape briquetting, when two squeezing rods are set, one of them squeezing rod is positioned on the front side lower surface of wedge shape briquetting, squeezing rod is positioned on the bottom rear surface of wedge shape briquetting, when three squeezing rods are set, the another one squeezing rod is positioned at the middle place of lower surface of wedge shape briquetting, on the briquetting standing groove, corresponding each squeezing rod is provided with an extruded hole 205, extruded hole is communicated with reinforced steel bar perforation, be equipped with a Compress Spring 206 on each squeezing rod, when the wedge shape briquetting is squeezed, Compress Spring further compresses, squeezing rod 204 passes extruded hole 205 and clamps reinforcing bar, as shown in Figure 8.Be equipped with a ring-type crushing block 207 on the outer surface of clamping cylinder, this annular briquetting disposes actuating cylinder, drives ring-type crushing block 207 and moves along the axial directions that clamp cylinders, makes squeezing rod compress or unclamps reinforcing bar; Be provided with rolling bearing between ring-type crushing block and clamping cylinder, be convenient to clamp the rotation of cylinder and reinforcing bar.
Preferably, the compressive plane of squeezing rod 204 is an arc extruding end face 208, it is consistent that the length direction of arc extruding end face and reinforcing bar move towards direction, fit closely between arc extruding end face and reinforcing bar, clamp effective, in order further to strengthen the clamping effect of arc extruding end face, can push at arc non-slip groove is set on end face simultaneously, the groove perpendicular direction of non-slip groove is in the length direction of arc extruding end face.In addition, pass extruded hole for convenience of squeezing rod, in two length edges of arc extruding end face 208, the extruding end by the cutting squeezing rod forms two inclined cutting walls 209, as Fig. 6, shown in Figure 7.
In conjunction with shown in Figure 2, clamp mechanism rotary drive mechanism 3 comprises reinforcing bar poling 301 and power-driven mechanism; Reinforcing bar poling inside is hollow structure; Power-driven mechanism, comprise moving runner 302, lower moving runner 303 and rotary drive motor 304, upper driving wheel is arranged on the leading section of reinforcing bar poling, adopt chain to carry out transmission between upper moving runner and lower moving runner, the rotary drive motor output shaft is connected on lower moving runner, and the rearward end of reinforcing bar poling is connected to and clamps on cylinder 201; The reinforcing bar poling is communicated with the clamping cylinder, and reinforcing bar passes from reinforcing bar poling and clamping column body successively.Certainly, can also adopt belt to carry out transmission between upper moving runner and lower moving runner.
As shown in Figure 3, actuating cylinder comprises cylinder rod 213 and cylinder barrel 214; Cylinder rod is fixed on Rack Body, and inside is hollow structure; Be welded to connect by multichip connection sheet 215 between cylinder barrel and ring-type crushing block; Cylinder rod is nested with on the body portion of reinforcing bar poling, is connected by the rolling bearing that is arranged on cylinder rod two ends between reinforcing bar poling and cylinder rod.
In conjunction with shown in Figure 4, workpiece polishing mechanism 4 comprises pedestal 401 and polishing main body, is provided with the slide mechanism that moves towards direction perpendicular to reinforcing bar between pedestal and polishing main body; Be provided with polishing motor 402 and grinding wheel 403 on the polishing main body.Slide mechanism, comprise the slide rail 404 that is arranged on pedestal, the slide block 405 that is arranged on the polishing bottom part body and the leading screw 406 that slides for the control slide block on slide rail, end at leading screw is provided with handwheel, shake polishing main body rectilinear motion on perpendicular to the direction of reinforcing bar trend by handwheel, thus near or away from the steel bar welding joint.
In conjunction with Fig. 1, shown in Figure 9, rear conveying mechanism 5 is included on Rack Body 1 several that arrange and is the conveying wheels that yi word pattern is arranged; Each carries wheels, comprise a delivery wheel 501 and a delivery wheel mounting bracket 502, delivery wheel mounting bracket 502 is arranged on Rack Body 1, fix a back shaft 503 on delivery wheel mounting bracket 502, the setting party of back shaft is to moving towards perpendicular direction with reinforcing bar, delivery wheel 501 is nested with on back shaft 503 and can rotates around back shaft 503, be provided with reinforcing bar standing groove 504 along the circumferential direction on delivery wheel 501, and reinforcing bar is taken and is placed on reinforcing bar standing groove 504 inside.Reinforcing bar standing groove 504 is on the same level line with reinforced steel bar perforation 202.
In the present invention, the polishing process of sanding apparatus is as follows:
The height of a, adjustment supporting leg makes the reinforcing bar of butt welding machine output aim at the reinforcing bar poling;
B, reinforcing bar pass from reinforcing bar poling, clamping column body successively, and are overlapped on the reinforcing bar standing groove inside of rear conveying mechanism, and when the plumb joint of needs polishing let drive at emery wheel, reinforcing bar stopped transmitting;
C, actuating cylinder work, cylinder barrel drive the ring-type crushing block by the front side that clamps cylinder side shifting backward, progressively push the wedge shape briquetting, and the squeezing rod that is positioned at wedge shape briquetting lower surface passes extruded hole and clamps reinforcing bar;
D, rotary drive motor work, reinforcing bar poling are rotated and are driven and clamps cylinder and reinforcing bar synchronous rotary, and wherein, the rotating speed of reinforcing bar poling is 15～20 rev/mins;
E, polishing machine operation are adjusted the position of polishing main body on pedestal, make grinding wheel polish near plumb joint, reinforcing bar in rotary course, grinding wheel polishing plumb joint place burr;
After f, joint to be welded sanding burr are complete, close the polishing motor, remove the polishing main body, rotary drive motor quits work, actuating cylinder moves again, and cylinder barrel drives the ring-type crushing block by the rear side that clamps cylinder side shifting forward, and squeezing rod unclamps the clamping to reinforcing bar, one time sanding operation finishes, and reinforcing bar continues along rear conveying mechanism to seam welder to carry; Return to step b, enter polishing next time.
Certainly; above explanation is only preferred embodiment of the present invention; the present invention is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the instruction of this specification; alternative, obvious variant that all that make are equal within all dropping on the essential scope of this specification, ought to be subject to protection of the present invention.
Claims (9)
1. a steel bar welding joint sanding apparatus, is characterized in that, comprises Rack Body, is provided with clamp mechanism, clamp mechanism rotary drive mechanism, workpiece polishing mechanism and rear conveying mechanism on Rack Body; Clamp mechanism is moved towards the direction setting along reinforcing bar, and reinforcing bar passes from clamp mechanism inside; The clamp mechanism rotary drive mechanism drives clamp mechanism and turns at the plane internal rotation that moves towards direction perpendicular to reinforcing bar; Workpiece polishing mechanism is positioned at the place ahead or the rear of clamp mechanism, and polishing direction and the reinforcing bar of workpiece polishing mechanism move towards perpendicular direction; Rear conveying mechanism is positioned at the rear of workpiece polishing mechanism; Be provided with Height Adjustable supporting leg on described stake body.
2. a kind of steel bar welding joint sanding apparatus according to claim 1, is characterized in that, described clamp mechanism comprises the clamping cylinder, clamps column body and be provided with axial reinforced steel bar perforation; On the outer surface that clamps cylinder, along the circumferential direction evenly be provided with the briquetting standing groove that several axially stretch; Each briquetting standing groove is inner, be placed with the wedge shape briquetting that a top surface is low early and high after shape, be provided with at least two squeezing rods on the lower surface of wedge shape briquetting, one of them squeezing rod is positioned on the front side lower surface of wedge shape briquetting, squeezing rod is positioned on the bottom rear surface of wedge shape briquetting, corresponding each squeezing rod is provided with an extruded hole on the briquetting standing groove, and extruded hole is communicated with reinforced steel bar perforation; Be equipped with a Compress Spring on each squeezing rod; Be equipped with a ring-type crushing block on the outer surface of clamping cylinder, the ring-type crushing block moves along the axial direction that clamps cylinder; Be provided with rolling bearing between ring-type crushing block and clamping cylinder.
3. a kind of steel bar welding joint sanding apparatus according to claim 2, is characterized in that, the compressive plane of described squeezing rod is arc extruding end face, the length direction of arc extruding end face and reinforcing bar to move towards direction consistent.
4. a kind of steel bar welding joint sanding apparatus according to claim 2, is characterized in that, described clamp mechanism rotary drive mechanism comprises reinforcing bar poling and power-driven mechanism; Reinforcing bar poling inside is hollow structure; Power-driven mechanism, comprise moving runner, lower moving runner and rotary drive motor, upper driving wheel is arranged on the leading section of reinforcing bar poling, adopt chain or belt to carry out transmission between upper moving runner and lower moving runner, the rotary drive motor output shaft is connected on lower moving runner, and the rearward end of reinforcing bar poling is connected to and clamps on cylinder; The reinforcing bar poling is communicated with the clamping cylinder.
5. a kind of steel bar welding joint sanding apparatus according to claim 4, is characterized in that, described annular extrusion piece disposes actuating cylinder, and this actuating cylinder comprises cylinder rod and cylinder barrel; Cylinder rod is fixed on Rack Body, and inside is hollow structure; Cylinder barrel is connected with the ring-type crushing block; Cylinder rod is nested with on the body portion of reinforcing bar poling, is connected by the rolling bearing that is arranged on cylinder rod two ends between reinforcing bar poling and cylinder rod.
6. a kind of steel bar welding joint sanding apparatus according to claim 1, is characterized in that, described workpiece polishing mechanism comprises pedestal and polishing main body, is provided with the slide mechanism that moves towards direction perpendicular to reinforcing bar between pedestal and polishing main body; Be provided with polishing motor and grinding wheel on the polishing main body.
7. a kind of steel bar welding joint sanding apparatus according to claim 1, is characterized in that, described rear conveying mechanism is included in several that arrange on Rack Body and is the conveying wheels that yi word pattern is arranged; Each carries wheels, comprises a delivery wheel and a delivery wheel mounting bracket, and the delivery wheel mounting bracket is arranged on Rack Body, is provided with reinforcing bar standing groove along the circumferential direction on delivery wheel.
8. a steel bar welding joint polishing process, is characterized in that, comprises following job step:
The height of a, adjustment supporting leg makes the reinforcing bar of butt welding machine output aim at the reinforcing bar poling;
B, reinforcing bar pass from reinforcing bar poling, clamping column body successively, and are overlapped on the reinforcing bar standing groove inside of rear conveying mechanism, and when the plumb joint of needs polishing let drive at emery wheel, reinforcing bar stopped transmitting;
C, actuating cylinder work, cylinder barrel drive the ring-type crushing block by the front side that clamps cylinder side shifting backward, progressively push the wedge shape briquetting, and the squeezing rod that is positioned at wedge shape briquetting lower surface passes extruded hole and clamps reinforcing bar;
D, rotary drive motor work, reinforcing bar poling are rotated and are driven and clamps cylinder and reinforcing bar synchronous rotary;
E, polishing machine operation are adjusted the position of polishing main body on pedestal, make grinding wheel polish near plumb joint, reinforcing bar in rotary course, grinding wheel polishing plumb joint place burr;
After f, joint to be welded sanding burr are complete, close the polishing motor, remove the polishing main body, rotary drive motor quits work, actuating cylinder moves again, and cylinder barrel drives the ring-type crushing block by the rear side that clamps cylinder side shifting forward, and squeezing rod unclamps the clamping to reinforcing bar, one time sanding operation finishes, and reinforcing bar continues along rear conveying mechanism to seam welder to carry; Return to step b, enter polishing next time.
9. a kind of steel bar welding joint polishing process according to claim 8, is characterized in that, in described steps d, the rotating speed of reinforcing bar poling is 15～20 rev/mins.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310254700.9A CN103381567B (en) | 2013-06-24 | 2013-06-24 | A kind of steel bar welding joint sanding apparatus and polishing process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310254700.9A CN103381567B (en) | 2013-06-24 | 2013-06-24 | A kind of steel bar welding joint sanding apparatus and polishing process |
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| CN103381567A true CN103381567A (en) | 2013-11-06 |
| CN103381567B CN103381567B (en) | 2015-10-14 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415127A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Equipment for polishing steel pipe welding joint |
| CN105415128A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Welded steel tube polishing machine |
| CN105415109A (en) * | 2015-11-30 | 2016-03-23 | 乐清市脱众五金工具有限公司 | Safe grinding device for construction reinforcement bars |
| CN108687596A (en) * | 2018-05-18 | 2018-10-23 | 中铁十局集团第二工程有限公司 | A kind of end reinforced workpiece polishing mechanism and reinforced bar processing device |
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| JPH03136765A (en) * | 1989-10-18 | 1991-06-11 | Chubu Electric Power Co Inc | Apparatus for automatically grinding pipe body weld |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105415109A (en) * | 2015-11-30 | 2016-03-23 | 乐清市脱众五金工具有限公司 | Safe grinding device for construction reinforcement bars |
| CN105415127A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Equipment for polishing steel pipe welding joint |
| CN105415128A (en) * | 2015-12-03 | 2016-03-23 | 无锡市晨源建筑器材有限公司 | Welded steel tube polishing machine |
| CN108687596A (en) * | 2018-05-18 | 2018-10-23 | 中铁十局集团第二工程有限公司 | A kind of end reinforced workpiece polishing mechanism and reinforced bar processing device |
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| Publication number | Publication date |
|---|---|
| CN103381567B (en) | 2015-10-14 |
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