CN108857660B

CN108857660B - Pipe orifice polishing equipment

Info

Publication number: CN108857660B
Application number: CN201811086065.7A
Authority: CN
Inventors: 宋瑞灵
Original assignee: Zhangjiagang Rongkang Pipe Industry Co ltd
Current assignee: Zhangjiagang Rongkang Pipe Industry Co ltd
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2024-04-05
Anticipated expiration: 2038-09-18
Also published as: CN108857660A

Abstract

The application discloses mouth of pipe equipment of polishing relates to pipe production and processing technical field. The technical scheme of the application comprises the following steps: the polishing mechanism is arranged on the fixed workbench and the movable workbench; the guide mechanism, this guide mechanism sets up between fixed workstation and moving workbench, and guide mechanism includes: the mounting plate is arranged at the inner edges of the fixed workbench and the movable workbench; the feeding guide plate is arranged on the mounting plate, and a stop block is arranged at the lower end of the feeding guide plate; and the conveying belt is arranged on the mounting plate, a barrier strip is arranged outside the conveying belt, and the barrier strip extends to the lower end of the feeding guide plate. According to the polishing device, the stop block is arranged at the lower end of the feeding guide plate and used for receiving the pipe sliding from the feeding guide plate, the pipe on the stop block is taken away upwards through the stop bar outside the conveying belt, belts with different sizes do not need to be prepared according to the diameter of the pipe, and the polishing efficiency of the pipe is improved.

Description

Pipe orifice polishing equipment

Technical Field

The application relates to the technical field of pipe production and processing, in particular to pipe orifice polishing equipment.

Background

The pipe is one of important parts in the mechanical field, and is widely used in various fields of production and living. In the production and manufacturing process of the pipe, the pipe needs to be cut to form a pipe section, burrs are generally generated on the end face of the pipe, and the precision, the use, the reprocessing and positioning, the operation safety, the appearance quality and other aspects of the pipe are adversely affected, so that the pipe is not beneficial to sleeving or welding. Therefore, pipe making enterprises need to carry out deburring treatment on pipe sections, most enterprises adopt a manual polishing mode, namely workers hold electric or pneumatic polishing machines to polish, the efficiency is low, the labor intensity is high, and the working environment is bad.

The invention patent in China with the publication number of CN108247459A discloses pipe orifice polishing equipment and pipe processing equipment, which comprises a fixed workbench and a movable workbench, wherein polishing mechanisms are arranged on the fixed workbench and the movable workbench, a material guide mechanism is arranged between the fixed workbench and the movable workbench, and the pipe is fed, polished and unloaded through the material guide mechanism, so that burrs at two ends of the pipe can be removed simultaneously. However, in the technical scheme, the outer periphery of the conveyor belt is provided with the clamping groove, the pipe slides into the clamping groove from the inclined guide groove, clamping and moving of the pipe are realized, and if the width of the clamping groove is slightly larger than the diameter of the pipe, more than two steel pipes can slide into the same clamping groove, so that the polishing quality of the pipe is affected. Therefore, in the technical scheme, belts with different clamping groove sizes are required to be designed and manufactured for each pipe diameter, and the belts are required to be replaced when the pipes with different pipe diameters are polished each time, so that time is wasted, and the polishing work efficiency of the pipes is not improved.

Disclosure of Invention

The purpose of this application is to provide a mouth of pipe polishing equipment, and above-mentioned mouth of pipe polishing equipment is further developed, solves its problem that needs frequent belt replacement.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical scheme: a pipe orifice grinding apparatus comprising: a frame, on which a fixed workbench and a movable workbench are arranged; the polishing mechanism is arranged on the fixed workbench and the movable workbench; the guide mechanism, this guide mechanism sets up between fixed workstation and moving workbench, and guide mechanism includes: the mounting plate is arranged at the inner edges of the fixed workbench and the movable workbench; the feeding guide plate is arranged on the mounting plate, and a stop block is arranged at the lower end of the feeding guide plate; and the conveying belt is arranged on the mounting plate, a barrier strip is arranged outside the conveying belt, and the barrier strip extends to the lower end of the feeding guide plate.

In the above-mentioned technical scheme, this application embodiment is through setting up the dog at the pan feeding baffle lower extreme for accept the pipe that drops from the pan feeding baffle, the pipe on the dog is upwards taken away to the blend stop of rethread conveying belt outside the band, need not carry out the centre gripping to the pipe through the blend stop, so no matter how big the distance between blend stop and the blend stop, can all guarantee that a blend stop only takes away a pipe, need not prepare not unidimensional belt according to the diameter of pipe, improves the efficiency that the pipe was polished.

Further, according to the embodiment of the application, the first sliding block is arranged at the bottom of the movable workbench, the clamping groove is formed in the lower portion of the first sliding block, the sliding rail is arranged in the clamping groove, and the sliding rail is fixed on the rack and is convenient for the movable workbench to slide.

Further, according to the embodiment of the application, a first rotating shaft is arranged below the movable workbench, threads are arranged on the surface of the first rotating shaft, and a first threaded block, a bearing seat and a first rotary table are sleeved on the first rotating shaft. When the first rotating shaft rotates, the first threaded block can move on the first rotating shaft to drive the movable workbench to move, so that the distance between the movable workbench and the fixed workbench is adjusted.

Further, according to an embodiment of the present application, wherein the polishing mechanism comprises: a slide plate mounted on the fixed table and the movable table; a grinding wheel mounted on the slide plate; and the grinding wheel motor is arranged at the outer side of the grinding wheel, and the grinding wheel motor are driven by a belt.

Still further, according to this application embodiment, wherein, slide bottom is provided with slider two, is provided with spout one on the relevant position of fixed workstation and moving table, slider two installs in spout one, the slide of being convenient for slides on fixed workstation and moving table.

Still further, according to an embodiment of the present application, wherein the slide plate includes: the notch is arranged on the outer side edge of the sliding plate; a second rotating shaft, one end of which is provided with a clamping piece, the clamping piece is arranged in the notch, and the surface of the second rotating shaft is provided with threads; and the second thread block is sleeved on the second rotating shaft and fixed at the outer edges of the fixed workbench and the movable workbench. When the second rotating shaft rotates, the second rotating shaft moves relative to the second threaded block to drive the sliding plate to move, so that the position of the grinding wheel is adjusted.

Further, according to the embodiment of the application, the first adjusting hole is formed in the feeding guide plate, the first adjusting hole is in a long strip shape, and a screw is installed in the first adjusting hole. When the screw is screwed down, the feeding guide plate is fixedly connected with the mounting plate, and when the screw is loosened, the feeding guide plate can move back and forth within the length range of the first adjusting hole, and the position of the feeding guide plate is adjusted.

Further, according to the embodiment of the application, a limiting plate is arranged above the feeding guide plate and is mounted on the mounting plate. The distance between the limiting plate and the feeding guide plate is reserved for a pipe to pass through, so that the pipes are arranged on the feeding guide plate one by one, and orderly feeding is realized.

Further, according to the embodiment of the application, the limiting plate is provided with a second adjusting hole, the mounting plate is provided with a third adjusting hole, the second adjusting hole and the third adjusting hole are both long-strip-shaped, the second adjusting hole and the third adjusting hole are arranged in a crossing mode, and a bolt is installed at the overlapping position of the second adjusting hole and the third adjusting hole. When the bolts are screwed down, the limiting plate can be fixedly arranged on the mounting plate; when the bolt is loosened, the limiting plate can move back and forth in the length range of the second adjusting hole and can also move up and down in the length range of the third adjusting hole, so that the relative position between the limiting plate and the feeding guide plate is adjusted, and the distance between the limiting plate and the feeding guide plate is more suitable for the diameter of a pipe to be polished.

Further, according to the embodiment of the application, wherein, the pan feeding baffle lower extreme is provided with the holding down plate, and the holding down plate is installed on the mounting panel, installs the top board above the holding down plate. According to the technical scheme, the upper pressing plate and the lower pressing plate are used for limiting the pipe, so that the pipe is prevented from being driven by the grinding wheel to move up and down in the grinding process, and the grinding efficiency of the pipe is prevented from being influenced.

Further, according to another embodiment of the present application, the upper side edge of the lower pressing plate is provided with a triangular notch, so that the square tube can be polished.

Still further, according to the two embodiments, a grinding groove is provided on the mounting plate, and the position of the grinding groove is matched with the upper pressing plate and the lower pressing plate. The arc surface of the grinding wheel protrudes from the grinding groove to the inner side of the mounting plate and is clamped between the upper pressing plate and the lower pressing plate. When the pipe moves between the upper pressing plate and the lower pressing plate, the end face of the pipe is contacted with the grinding wheel through the grinding groove, so that the two ports of the pipe are ground.

Further, according to the two embodiments, the back side of the upper pressing plate is provided with a third threaded block, the back side of the lower pressing plate is provided with a fourth threaded block, the third threaded block is aligned with the fourth threaded block, and the screw directions of the inner sides of the third threaded block and the fourth threaded block are opposite; the mounting plate is provided with a second chute and a third chute, the third screw block is arranged in the second chute, and the fourth screw block is arranged in the third chute; and a rotating shaft III penetrates through the second sliding groove, the third threaded block, the third sliding groove and the fourth threaded block, and threads are arranged on the surface of the rotating shaft III. And rotating the rotating shaft III to enable the thread block III and the thread block IV to reversely move up and down on the rotating shaft III, and driving the upper pressing plate and the lower pressing plate to reversely move up and down, so as to adjust the distance between the upper pressing plate and the lower pressing plate.

Still further, according to the two embodiments, a driving wheel and a driven wheel are arranged below the lower pressing plate, the conveying belt is sleeved on the driving wheel and the driven wheel, a driving shaft is arranged in the center of the driving wheel, and the driving shaft is connected with the material guiding motor.

Furthermore, according to the two embodiments, the driving shaft is a square shaft or a plum blossom shaft, which can play a role in decelerating, so that each barrier strip can drive a pipe to move, and the aim of orderly feeding is achieved.

In addition, in two embodiments of the application, still disclose a pipe processing equipment, including above-mentioned mouth of pipe polishing equipment, use with cutting device, blowing through-hole device cooperation, form a pipe processing integration equipment, realize the mechanization and the automation of pipe processing.

Finally, in two embodiments of the present application, a method for polishing a nozzle is also disclosed, including the steps of:

1) Adjusting the device;

2) Feeding:

the operator places the pipe on the feeding guide plate, the pipe is blocked by the limiting plate when falling, and the pipe is arranged between the limiting plate and the feeding guide plate and blocked by the stop block;

at the moment, the material guide motor is started, the driving wheel drives the conveying belt to rotate anticlockwise, and the blocking strip outside the conveying belt brings the pipe out of the outlet;

3) Polishing:

the conveying belt brings the pipe to the lower pressing plate and pushes the pipe to roll on the lower pressing plate; at the moment, a grinding wheel motor is started to drive a grinding wheel to rotate, and the end part of the pipe is polished;

4) And (3) unloading:

the conveying belt pushes the pipe to the tail end of the lower pressing plate, and the pipe automatically slides off from the blanking surface to realize discharging.

Further, according to the embodiment of the present application, in step 1), the first rotating disc drives the first rotating shaft to rotate, further drives the moving table to move on the sliding rail, and adjusts the distance between the moving table and the fixed table.

Further, according to the embodiment of the present application, in step 1), the screw on the first adjusting hole is unscrewed, the position of the feeding guide plate is adjusted, the bolts on the second adjusting hole and the third adjusting hole are unscrewed, and the position of the limiting plate is adjusted, so that the distance between the limiting plate and the feeding guide plate and the size of the outlet are adjusted.

Further, according to the embodiment of the present application, in step 1), the third rotating disc is rotated to drive the third rotating shaft to rotate, and further drive the upper platen and the lower platen to move reversely, so as to adjust the distance between the upper platen and the lower platen.

Further, according to the embodiment of the application, in step 1), the second rotating disc is rotated to drive the second rotating shaft to rotate, and further drive the sliding plate to move in the first sliding groove, so that the grinding wheel is clamped between the upper pressing plate and the lower pressing plate.

Drawings

The present application is further described below with reference to the drawings and examples.

Fig. 1 is a top perspective view of a first embodiment of the present application.

Fig. 2 is a side perspective view of fig. 1.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a schematic view of the skateboard structure of fig. 3.

Fig. 5 is an enlarged view of fig. 4.

Fig. 6 is a schematic structural diagram of the material guiding mechanism in fig. 1.

Fig. 7 is a schematic structural diagram of a material guiding mechanism in another embodiment of the present application.

In the accompanying drawings

100. Frame 110, fixed table 120, mobile table

121. Slider one 122, slide rail 123, rotation axis one

124. Screw block one 125, bearing seat 126, turntable one

130. Chute I

200. Polishing mechanism 210, sliding plate 211 and sliding block II

212. Notch 220, grinding wheel 230, grinding wheel motor

240. Belt one 250, rotation shaft two 251, clamping piece

252. Turntable 260 and screw block 260

300. Material guide mechanism 301, mounting plate 302 and material feeding guide plate

303. Stop 304, limiting plate 305, first adjustment hole

306. Second adjusting hole 307, third adjusting hole 308 and lower pressing plate

309. Upper platen 310, third screw block 311, fourth screw block

312. Chute two 313, chute three 314 and rotation shaft three

315. Rotating shaft bearing 316, turntable III 317 and driving wheel

318. Driven pulley 319, conveyor belt 320, and drive shaft

321. Guide motor 322, belt two 323 and barrier strip

324. Grinding groove

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application. In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present application.

Fig. 1 to 6 show a first embodiment in the present application.

As shown in fig. 1-6, the present embodiment discloses a pipe orifice polishing apparatus, which comprises a frame 100, wherein a fixed workbench 110 and a movable workbench 120 are arranged on the frame 100, polishing mechanisms 200 are arranged on the fixed workbench 110 and the movable workbench 120, a material guiding mechanism 300 is arranged between the polishing mechanisms 200 on two sides, and a pipe is fed, fed and discharged through the material guiding mechanism 300, and two ends of the pipe are polished through the polishing mechanisms 200 on two sides in the feeding process of the pipe.

The first slider 121 is fixedly installed at the bottom of the movable workbench 120, a clamping groove is formed below the first slider 121, a sliding rail 122 is installed in the clamping groove, the sliding rail 122 is fixed on the machine frame 100, the first slider 121 moves on the sliding rail 122, the contact area between the movable workbench 120 and the machine frame 100 can be reduced, and the movement of the movable workbench 120 is facilitated. Below the movable table 120, a first rotation shaft 123 is disposed, a thread is disposed on a surface of the first rotation shaft 123, and the first rotation shaft 123 is parallel to the sliding rail 122 and has the same length as the sliding rail 122. On the rotation shaft one 123, a screw thread block one 124, a bearing pedestal 125 and a turntable one 126 are sleeved in sequence from inside to outside, wherein: the first screw thread block 124 is fixed at the bottom of the movable workbench 120, the first screw thread block 124 is provided with a first screw thread hole, the first rotating shaft 123 penetrates through the first screw thread hole, the screw thread on the surface of the first rotating shaft 123 is matched with the first screw thread hole, and when the first rotating shaft 123 rotates, the first screw thread block 124 moves back and forth on the first rotating shaft 123 to drive the movable workbench 120 to move; the bearing seat 125 is fixed on the frame 100, and the first rotating shaft 123 passes through the bearing seat 125 to realize axial fixation of the first rotating shaft 123; the first turntable 126 is fixedly installed at the end of the first rotation shaft 123, and the first rotation shaft 123 can be rotated by rotating the first turntable 126, so that the distance between the movable table 120 and the fixed table 120 can be adjusted, and the operation of technicians is facilitated.

The polishing mechanism 200 includes a slide 210, the slide 210 being mounted on the fixed table 110 and the movable table 120, respectively. On the slide plate 210, a grinding wheel 220 and a grinding wheel motor 230 are fixedly installed from inside to outside, and both are driven by a belt one 240. At the bottom of the sliding plate 210, a second sliding block 211 is provided, a first sliding groove 130 is provided at the corresponding positions of the fixed workbench 110 and the movable workbench 120, the second sliding block 211 moves in the first sliding groove 130 to drive the sliding plate 210 to move left and right, so as to adjust the distance between the grinding wheels 220 at two sides, and make the distance more suitable for the length of the pipe to be polished.

Specifically, a second rotating shaft 250 is disposed at the outer side of the sliding plate 210, a clamping member 251 is disposed at one end of the second rotating shaft 250, a notch 212 is disposed at a corresponding position of the sliding plate 210, the notch 212 has a relatively narrow outlet, in this embodiment, a "convex" shape is specifically provided, so that the clamping member 251 is clamped in the notch 212 and can rotate freely, and the connection between the second rotating shaft 250 and the sliding plate 210 is achieved. The surface of the second rotating shaft 250 is provided with threads, the second rotating shaft 250 is sleeved with a second threaded block 260, the second threaded block 260 is provided with a second threaded hole, and the second threaded hole is matched with the threads on the surface of the second rotating shaft 250. The second screw block 260 is fixedly installed on the fixed table 110 and the movable table 120. A second turntable 252 is fixedly arranged at the other end of the second rotating shaft 250, the second rotating shaft 250 can be rotated by rotating the second turntable 252, and the sliding plate 210 is further pulled to enable the second sliding block 211 to move in the first sliding groove 130, so that the purpose of adjusting the distance between the grinding wheels 220 at two sides is achieved.

The guide mechanism 300 includes a pair of oppositely disposed mounting plates 301, and the mounting plates 301 are specifically fixed to inner edges of the fixed table 110 and the movable table 120, respectively. On the mounting plate 301, a feed guide 302 is provided which is inclined downwards, the feed guide 302 being mounted on the mounting plate 301, and the tube being slid in from the feed guide 302 for feeding.

At the lower end of the feed guide plate 302, a stopper 303 is provided, the stopper 303 is vertically disposed on the feed guide plate 302, and the pipe is blocked by the included angle between the stopper 303 and the feed guide plate 302, so as to prevent the pipe from falling off from the feed guide plate 302.

Above the feed guide 302, a limiting plate 304 is provided, which limiting plate 304 is mounted on the mounting plate 301 in parallel with the feed guide 302. In this embodiment, a distance is left between the limiting plate 304 and the feeding guide plate 302 to allow a tube to pass through, so that the tubes are arranged one by one on the feeding guide plate 302 to realize orderly feeding. Further, an outlet is provided between the limiting plate 304 and the stopper 303, through which the tube exits the feed guide 302.

The feeding guide plate 302 is provided with a first adjusting hole 305, and the first adjusting hole 305 is long and is arranged in the same direction as the feeding guide plate 302. A screw is installed in the first adjusting hole 305, when the screw is screwed down, the feeding guide plate 302 can be fixedly connected with the mounting plate 301, and when the screw is loosened, the feeding guide plate 302 can move back and forth within the length range of the first adjusting hole 305, and the position of the feeding guide plate 302 is adjusted.

The limiting plate 304 is provided with a second regulating hole 306, the second regulating hole 306 has the same function as the first regulating hole 305, and can be used for regulating the position of the limiting plate 304, the second regulating hole 306 and the first regulating hole 305 are matched for use, and the size of an outlet between the limiting plate 304 and the stop block 303 can be controlled to adapt to the diameter of a pipe to be polished.

On the mounting plate 301, a third adjusting hole 307 is provided at a position corresponding to the second adjusting hole 306, the third adjusting hole 307 is perpendicular to the second adjusting hole 306, and a small hole is formed at an overlapping portion of the third adjusting hole 307 and the second adjusting hole 306. The bolt is arranged in the small hole, when the bolt is screwed down, the limiting plate 304 can be fixedly arranged on the mounting plate 301, when the bolt is loosened, the limiting plate 304 can move back and forth in the length range of the second adjusting hole 306 and also can move up and down in the length range of the third adjusting hole 307, so that the relative position between the limiting plate 304 and the feeding guide plate 302 is adjusted, and the distance between the limiting plate 304 and the feeding guide plate 302 is more suitable for the diameter of a pipe to be polished.

At the lower end of the feed guide 302, a lower pressure plate 308 is further provided, and the lower pressure plate 308 is horizontally mounted on the mounting plate 301. An upper pressing plate 309 is arranged above the lower pressing plate 308 in parallel, the upper pressing plate 309 is also arranged on the mounting plate 301, and the pipe is limited by the upper pressing plate 309 and the lower pressing plate 309, so that the pipe is prevented from being driven by the grinding wheel 220 to move up and down in the grinding process, and the grinding efficiency of the pipe is prevented from being influenced. The mounting plate 301 is further provided with a polishing groove 324, the polishing groove 324 is matched with the upper pressing plate 309 and the lower pressing plate 308, and the arc surface of the grinding wheel 220 protrudes from the polishing groove 324 to the inner side of the mounting plate 301 and is clamped between the upper pressing plate 309 and the lower pressing plate 308. When the pipe moves between the upper pressure plate 309 and the lower pressure plate 308, the end surface of the pipe contacts the grinding wheel 220 through the grinding groove 324, so that the two ends of the pipe are ground. In this embodiment, the polishing groove 324 may be implemented as a long strip, and the longer length is beneficial for the polishing mechanism 200 to sufficiently polish the pipe, and the width thereof may be set according to the maximum pipe diameter of polishing, which is not limited by the embodiments and the drawings of the present application.

Specifically, a third screw thread block 310 and a fourth screw thread block 311 are fixed at the rear of the upper pressing plate 309 and the lower pressing plate 308, and a second chute 312 and a third chute 313 are provided at the corresponding positions of the mounting plate 301, and the third screw thread block 310 and the fourth screw thread block 311 are respectively installed in the second chute 312 and the third chute 313. The third screw block 310 and the fourth screw block 311 are respectively provided with a front baffle and a rear baffle, the widths of the front baffle and the rear baffle are wider than those of the second chute 312 and the third chute 313, the positions of the third screw block 310 and the fourth screw block 311 can be limited in the second chute 312 and the third chute 313, and the fixing between the upper pressing plate 309, the lower pressing plate 308 and the mounting plate 301 is realized.

And secondly, the centers of the thread block III 310 and the thread block IV 311 are respectively provided with a thread hole III and a thread hole IV with the same size, and the thread screw directions of the inner sides of the thread hole III and the thread hole IV are opposite. A third rotating shaft 314 penetrates through the second sliding groove 312, the third threaded hole, the third sliding groove 313 and the fourth threaded hole, a rotating shaft bearing 315 is arranged at the upper end of the third rotating shaft 314, and the rotating shaft bearing 315 is fixed on the upper side edge of the mounting plate 301, so that the axial fixation of the third rotating shaft 314 is realized. The surface of the third rotating shaft 314 is provided with threads which are matched with threads on the inner sides of the third threaded hole and the fourth threaded hole. The upper end of the rotary shaft III 314 is fixedly provided with a rotary disc III 316, the rotary disc III 316 is rotated to drive the rotary shaft III 314 to rotate, the threaded block III 310 and the threaded block IV 311 are driven to reversely move through threads, and the upper pressing plate 309 and the lower pressing plate 308 are driven to move up and down, so that the distance between the upper pressing plate 309 and the lower pressing plate 308 is adjusted, and the rotary shaft III 314 is more suitable for the diameter of a pipe to be polished.

It should be noted that the front end of the lower pressure plate 308 is bent downward, and the bent angle is formed in a circular arc shape for receiving the pipe carried out from the outlet between the limiting plate 304 and the stopper 303, which plays a transitional role to naturally guide the pipe onto the lower pressure plate 308. At the tail end of the lower pressing plate 308, an inclined tangential plane is arranged to form a blanking surface, and after polishing, the pipe automatically rolls off from the blanking surface to realize unloading.

A driving wheel 317 and a driven wheel 318 are arranged below the lower pressing plate 308, the driving wheel 317 and the driven wheel 318 are fixed on the mounting plate 301, and a conveying belt 319 is sleeved on the driving wheel 317 and the driven wheel 318. In this embodiment, two driven wheels 318 are specifically provided, the driving wheel 317 and the two driven wheels 318 are distributed on the mounting plate 301 in a triangle shape, and the peripheries of the driving wheel 317 and the driven wheels 318 are provided with saw teeth, so that friction between the driving wheel 317 and the driven wheels 318 and the conveying belt 319 is increased, and the conveying belt 319 is prevented from falling off. At the outer circumference of the conveyor 319, barrier ribs 323 are uniformly provided, and the length of the barrier ribs 323 exceeds the width of the lower pressure plate 308 and extends to the outside of the lower pressure plate 308, so that the barrier ribs 323 can pass through the lower pressure plate 308 to contact the pipe at the outlet. In addition, a driving shaft 320 is disposed at the center of the driving wheel 317, and the driving shaft 320 passes through the driving wheels 317 on the mounting plates 301 at both sides, so as to simultaneously drive the two driving wheels 317 to rotate together. The driving shaft 320 may be embodied as a square shaft, mei Huazhou, etc. having angular edges, and the shape of the center hole of the driving wheel 317 is matched with the square shaft. One end of the driving shaft 320 is connected with a material guiding motor 321 through a second belt 322, and the material guiding motor 321 is arranged on the fixed workbench 110. When the guide motor 321 is started, the driving shaft 320 is driven to rotate, and the driving wheel 317 and the driven wheel 318 further drive the conveying belt 319 to rotate anticlockwise, and the blocking strip 323 on the conveying belt 319 brings the pipe at the outlet to the lower pressing plate 308 and pushes the pipe to advance on the lower pressing plate 308. The square shaft is adopted as the driving shaft 320, so that the speed reduction effect can be achieved, each barrier strip 323 can be ensured to drive one pipe to move, and the purpose of orderly feeding is achieved.

In the above embodiment, the barrier 323 is disposed on the outer periphery of the conveyor 319, and the conveyor 319 rotates counterclockwise, the barrier 323 in the conveyor 319 only plays a role of driving the pipe to move, does not have a role of receiving the pipe, but receives the pipe sliding from the feeding guide 302 through the stop 303 at the lower end of the feeding guide 302, so that no matter how large the distance between the barrier 323 and the barrier 323 is, it can be ensured that one barrier 323 takes away only one pipe, and it is not necessary to prepare belts of different sizes according to the diameters of the pipes, so as to improve the polishing efficiency of the pipe.

Fig. 7 is a schematic structural diagram of a material guiding mechanism 300 according to another embodiment of the present application, on the basis of the above embodiment, triangular notches are uniformly formed on the upper side edge of the lower pressing plate 308 in this embodiment, and each triangular notch is spaced by a distance. In this embodiment, the polishing device may be used for polishing square pipes, so that the square pipes rotate on the lower pressing plate 308, and the square pipes are polished comprehensively. Specifically, when the square tube moves on the lower pressing plate 308 again, the square tube falls into the triangular notch, the barrier bar 323 continues to push the square tube to move, and pushes the square tube out of the triangular notch, so that the square tube is turned over by 90 degrees and polished, and the square tube is continuously turned over on the lower pressing plate 308, so that the polishing quality of the mouth of the square tube is ensured.

Furthermore, in the above-described fig. 1 to 7, based on all the above-described embodiments, a nozzle polishing method can be generalized, including the steps of:

(1) Adjusting device

Rotating the first turntable 126 to drive the first rotation shaft 123 to rotate and further drive the movable table 120 to move on the sliding rail 122, so as to adjust the distance between the movable table 120 and the fixed table 110;

the screw on the first adjusting hole 305 is unscrewed, the position of the feeding guide plate 302 is adjusted, the bolts on the second adjusting hole 306 and the third adjusting hole 307 are unscrewed, and the position of the limiting plate 304 is adjusted, so that the distance between the limiting plate 304 and the feeding guide plate 302 and the size of an outlet are adjusted;

rotating the third rotary table 316 to drive the third rotary shaft 314 to rotate and further drive the upper pressing plate 309 and the lower pressing plate 308 to move reversely, so as to adjust the distance between the upper pressing plate 309 and the lower pressing plate 308;

rotating the second turntable 252, driving the second rotation shaft 250 to rotate, further driving the sliding plate 210 to move in the first chute 130, and clamping the grinding wheel 220 between the upper platen 309 and the lower platen 308.

(2) Feeding material

The operator places the tube on the feed guide 302, and the tube is blocked by the limiting plate 304 when falling, is arranged one by one between the limiting plate 304 and the feed guide 302, and is blocked by the stop block 303;

at this time, the guide motor 321 is started, the driving wheel 317 drives the conveyor belt 319 to rotate counterclockwise, and the barrier 323 on the outer periphery of the conveyor belt 319 brings the pipe out of the outlet.

(3) Polishing

The conveyor belt 319 brings the tube onto the lower platen 308 and pushes the tube to roll on the lower platen 308; at this time, the grinding wheel motor 230 is started to drive the grinding wheel 220 to rotate, and the end of the pipe is polished.

(4) Discharging material

The conveyor 319 pushes the tube to the end of the lower platen 308 and the tube automatically slides off the blanking face to effect discharge.

Finally, the pipe orifice polishing device described in the above embodiment can be used in combination with a cutting device and a blowing through hole device to form a pipe processing integrated device.

While the foregoing has been described in terms of illustrative embodiments thereof, so that those skilled in the art may appreciate the present application, it is not intended to be limited to the precise embodiments so that others skilled in the art may readily utilize the present application to its various modifications and variations which are within the spirit and scope of the present application as defined and determined by the appended claims.

Claims

1. A pipe orifice grinding apparatus comprising:

a frame (100), wherein a fixed workbench (110) and a movable workbench (120) are arranged on the frame (100);

a polishing mechanism (200), the polishing mechanism (200) being disposed on the fixed table (110) and the movable table (120);

guide mechanism (300), guide mechanism (300) set up fixed workstation (110) with between mobile workstation (120), guide mechanism (300) include:

a mounting plate (301), wherein the mounting plate (301) is arranged at the inner edges of the fixed workbench (110) and the movable workbench (120);

the feeding guide plate (302), the feeding guide plate (302) is arranged on the mounting plate (301), and a stop block (303) is arranged at the lower end of the feeding guide plate (301);

the conveying belt (319) is arranged on the mounting plate (301), a barrier strip (323) is arranged on the periphery of the conveying belt (319), and the barrier strip (323) extends to the lower end of the feeding guide plate (302);

an adjusting hole I (305) is formed in the feeding guide plate (302), the adjusting hole I (305) is long-strip-shaped, and a screw is arranged in the adjusting hole I (305);

a limiting plate (304) is arranged above the feeding guide plate (302), and the limiting plate (304) is arranged on the mounting plate (301);

the limiting plate (304) is provided with a second regulating hole (306), the mounting plate (301) is provided with a third regulating hole (307), the second regulating hole (306) and the third regulating hole (307) are both in long strips, the second regulating hole (306) and the third regulating hole (307) are arranged in a crossing manner, and a bolt is arranged at the overlapping position of the second regulating hole (306) and the third regulating hole (307);

the lower end of the feeding guide plate (302) is provided with a lower pressing plate (308), the lower pressing plate (308) is arranged on the mounting plate (301), and an upper pressing plate (309) is arranged above the lower pressing plate (308);

a polishing groove (324) is formed in the mounting plate (308), and the polishing groove (324) is matched with the upper pressing plate (309) and the lower pressing plate (308);

a third threaded block (310) is arranged on the rear side of the upper pressing plate (309), a fourth threaded block (311) is arranged on the rear side of the lower pressing plate, the third threaded block (310) is aligned with the fourth threaded block (311), and the screw threads on the inner sides of the third threaded block (310) and the fourth threaded block (311) are opposite in screw thread direction; the mounting plate (301) is provided with a second sliding groove (312) and a third sliding groove (313), the third threaded block (310) is arranged in the second sliding groove (312), and the fourth threaded block (311) is arranged in the third sliding groove (313); a rotating shaft III (314) penetrates through the sliding groove II (312), the threaded block III (310), the sliding groove III (313) and the threaded block IV (311), and threads are arranged on the surface of the rotating shaft III (314);

the automatic feeding device is characterized in that a driving wheel (317) and a driven wheel (318) are arranged below the lower pressing plate (309), the driving wheel (317) and the driven wheel (318) are sleeved with the conveying belt (319), a driving shaft (320) is arranged at the center of the driving wheel (317), and the driving shaft (320) is connected with a material guiding motor (321).

2. The pipe orifice polishing device according to claim 1, wherein a first sliding block (121) is arranged at the bottom of the movable workbench (120), a clamping groove is formed below the first sliding block (121), a sliding rail (122) is installed in the clamping groove, and the sliding rail (122) is fixed on the frame (100).

3. The pipe orifice polishing device according to claim 1, wherein a first rotating shaft (123) is arranged below the movable workbench (120), threads are arranged on the surface of the first rotating shaft (123), and a first threaded block (124), a bearing seat (125) and a first rotary table (126) are sleeved on the first rotating shaft (123).

4. A nozzle grinding apparatus as defined in claim 1, wherein the grinding mechanism (200) comprises:

a slide plate (210), the slide plate (210) being mounted on the stationary table (110) and the mobile table (120);

-a grinding wheel (220), said grinding wheel (220) being mounted on said slide plate (210);

and the grinding wheel motor (230), the grinding wheel motor (230) is arranged outside the grinding wheel (220), and the grinding wheel (220) and the grinding wheel motor (230) are driven by a first belt (240).

5. The pipe orifice polishing apparatus as claimed in claim 4, wherein a second slider (211) is provided at a bottom of said slide plate (210), a first slide groove (130) is provided at a corresponding position of said fixed table (110) and said movable table (120), and said second slider (211) is installed in said first slide groove (130).

6. The nozzle grinding apparatus of claim 4, wherein said slide plate (210) comprises:

a notch (212), the notch (212) being disposed on an outer side of the sled (210);

a second rotating shaft (250), wherein one end of the second rotating shaft (250) is provided with a clamping piece, the clamping piece is arranged in the notch (212), and the surface of the second rotating shaft (250) is provided with threads;

the second screw thread block (260) is sleeved on the second rotating shaft (250), and the second screw thread block (260) is fixed at the outer side edges of the fixed workbench (110) and the movable workbench (120).

7. A pipe orifice grinding apparatus as defined in claim 1, wherein the lower platen (308) is provided with triangular notches on its upper side.

8. A pipe orifice grinding apparatus as defined in claim 1, wherein the drive shaft (320) is a square or a plum blossom shaft.

9. A pipe machining apparatus comprising a grinding apparatus employing the pipe orifice grinding apparatus of any one of claims 1-8.

10. A nozzle polishing method based on the nozzle polishing apparatus according to claim 1, comprising the steps of:

1) Adjusting the device;

2) Feeding:

the operator places the pipe on the feeding guide plate (302), and the pipe is blocked by the limiting plate (304) when falling, is arranged between the limiting plate (304) and the feeding guide plate (302) and is blocked by the stop block (303);

at the moment, the material guiding motor (321) is started, the driving wheel (317) drives the conveying belt (319) to rotate anticlockwise, and the barrier strips (323) on the periphery of the conveying belt (319) bring the pipe out of the outlet;

3) Polishing:

the conveyor belt (319) brings the tube onto the lower platen (308) and pushes the tube to roll on the lower platen (308); at the moment, a grinding wheel motor (230) is started to drive a grinding wheel (220) to rotate so as to polish the end part of the pipe;

4) And (3) unloading:

the conveying belt (319) pushes the pipe to the tail end of the lower pressing plate (308), and the pipe automatically slides off from the blanking surface to realize unloading.

11. The method for polishing a nozzle according to claim 10, wherein in step 1), the first rotary table (126) is rotated to rotate the first rotary table (123), and further to move the movable table (120) on the slide rail (122), so as to adjust a distance between the movable table (120) and the fixed table (110).

12. The pipe orifice polishing method as claimed in claim 10, wherein in the step 1), a screw on the first adjustment hole (305) is unscrewed, a position of the feed guide plate (302) is adjusted, bolts on the second adjustment hole (306) and the third adjustment hole (307) are unscrewed, a position of the limiting plate (304) is adjusted, and thus a distance between the limiting plate (304) and the feed guide plate (302) and a size of the outlet are adjusted.

13. The pipe orifice polishing method as claimed in claim 10, wherein in the step 1), the third rotary disk (316) is rotated to drive the third rotary disk (314) to rotate, further drive the upper platen (309) and the lower platen (308) to move reversely, and adjust the distance between the upper platen (309) and the lower platen (308).

14. The method for polishing a pipe orifice according to claim 10, wherein in step 1), the second rotary table (252) is rotated to rotate the second rotary table (250), and further to move the slide plate (210) in the first chute (130), so as to clamp the grinding wheel (220) between the upper platen (309) and the lower platen (308).