CN112828739B - Automatic polishing machine for special-shaped pipe fittings - Google Patents
Automatic polishing machine for special-shaped pipe fittings Download PDFInfo
- Publication number
- CN112828739B CN112828739B CN202110228155.0A CN202110228155A CN112828739B CN 112828739 B CN112828739 B CN 112828739B CN 202110228155 A CN202110228155 A CN 202110228155A CN 112828739 B CN112828739 B CN 112828739B
- Authority
- CN
- China
- Prior art keywords
- polishing
- workpiece
- platform
- special
- polished
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/16—Machines or devices using grinding or polishing belts; Accessories therefor for grinding other surfaces of particular shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses an automatic polishing machine for special-shaped pipes, and mainly relates to the technical field of machining. Comprises a workpiece processing platform and a polishing device; the workpiece processing platform comprises a fixed platform and a movable platform; the top of the moving platform is provided with a processing servo motor, a connecting disc and a rear seat, and the connecting disc is provided with a workpiece positioning seat; the polishing device comprises a translation mechanism, a sliding seat and a polishing belt device; the polishing belt device comprises a polishing servo motor, an elastic polishing belt, a driving belt wheel and a plurality of driven belt wheels, wherein the elastic polishing belt is driven to move by the rotation of the driving belt wheel and is in contact with the surface to be polished of the special pipe workpiece. The invention has the beneficial effects that: the full-automatic grinding and polishing machine can realize full-automatic grinding and polishing processing of the special-shaped pipe fittings, not only saves time, labor and labor, but also enables the grinding and polishing quality to be better under the full-automatic mechanical control, and greatly reduces the product reject ratio.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an automatic polishing machine for special-shaped pipes.
Background
The two ends of the metal wiper pipe fitting shown in the attached figures 5 and 6 of the specification are provided with end convex plates, and the front section of the metal wiper pipe fitting is straight, and the rear section and the front section of the metal wiper pipe fitting form an included angle of 2 degrees and are inclined outwards. Before painting, three outer sides (top surface outer side, side surface outer side and bottom surface outer side) of the metal windscreen wiper pipe fitting need to be polished, and the whole pipe fitting is an irregular special-shaped pipe fitting, so that automatic processing of the pipe fitting cannot be realized by common polishing and polishing equipment. The method of the rice money is that workers manually operate and control the pipe fittings to be polished through abrasive belts. The real process not only takes labor, time and labor, but also has uneven grinding and polishing quality and great product reject ratio.
Disclosure of Invention
The invention aims to provide an automatic polishing machine for special-shaped pipes, which can realize full-automatic polishing of the special-shaped pipes, saves time, labor and labor, and has better polishing quality under full-automatic mechanical control, thereby greatly reducing the reject ratio of products.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an automatic polishing machine for special-shaped pipe fittings comprises a workpiece processing platform and a polishing device; the workpiece processing platform comprises a fixed platform and a movable platform, and a platform displacement adjusting mechanism for driving the movable platform to adjust displacement is arranged on the fixed platform; the top of the moving platform is provided with a processing servo motor, connecting discs and a rear seat, the processing servo motor drives the connecting discs to rotate according to a servo angle, the connecting discs are provided with workpiece positioning seats, one of the connecting discs is in transmission connection with the processing servo motor, and the other connecting disc is in rotation connection with the rear seat; the polishing device comprises a translation mechanism, a sliding seat and a polishing belt device; the polishing device comprises a polishing servo motor, an elastic polishing belt, a driving belt wheel and a plurality of driven belt wheels, wherein the polishing servo motor drives the driving belt wheel to rotate, the elastic polishing belt is arranged on the driving belt wheel and the driven belt wheels, the elastic polishing belt drives the elastic polishing belt to move by rotation of the driving belt wheel, and the elastic polishing belt is in contact with a surface to be polished of a special pipe workpiece.
The connecting disc is detachably provided with a non-metal positioning disc, the non-metal positioning disc is provided with an electromagnet mechanism, the workpiece positioning seat is arranged on the non-metal positioning disc, and two ends of an iron core of the electromagnet mechanism respectively correspond to the top end and the bottom end of the workpiece positioning seat.
The driven belt wheel comprises a rear belt wheel and two front belt wheels; the front side belt pulley at the upper end passes over the special pipe workpiece placed on the workpiece positioning seat, is positioned on the upper side of the moving platform and is far away from one side of the rear side belt pulley; the front side belt wheel at the lower end does not cross the section tube workpiece placed on the workpiece positioning seat, and is positioned below the moving platform and close to one side of the rear side belt wheel.
The sliding seat is provided with a support column and a motor base; a belt wheel adjusting cylinder is arranged at the top of the supporting column, the tail end of a piston rod of the belt wheel adjusting cylinder is connected with an arc-shaped wheel frame, two front side belt wheels are respectively arranged at two ends of the arc-shaped wheel frame, and the top end of the arc-shaped wheel frame crosses a special pipe workpiece placed on the workpiece positioning seat and is positioned on the upper side of the moving platform and away from one side of the rear side belt wheel; the bottom end of the arc wheel frame does not cross the special pipe workpiece placed on the workpiece positioning seat, and is positioned below the moving platform and close to one side of the rear side belt wheel; the polishing servo motor is arranged on the motor base.
The movable platform is provided with a first photoelectric switch, and after the workpiece to be polished is horizontally placed on the workpiece positioning seat, a tail end convex plate of the workpiece to be polished shields an optical signal of the first photoelectric switch, so that the electromagnet mechanism is triggered to be electrified.
And a second photoelectric switch is arranged on the moving platform, and after the mechanical tube workpiece to be polished is polished and transferred to the side far away from the polishing device, a tail end convex plate of the mechanical tube workpiece to be polished shields an optical signal of the second photoelectric switch, so that the electromagnet mechanism is triggered to be powered off.
Platform displacement adjustment mechanism includes servo cylinder and guiding mechanism, the connecting block of moving platform bottom surface is connected with servo cylinder's piston rod, guiding mechanism includes guide post and guide holder, the guide post sets up in the fixed platform both sides, the guide holder sets up in moving platform bottom surface both sides, the guide post cooperatees with the guiding hole on the guide holder, and can slide along the guiding hole.
Translation mechanism includes lead screw servo motor, lead screw nut drive mechanism, direction slide rail, lead screw servo motor drive lead screw nut drive mechanism's transmission lead screw rotates, lead screw nut drive mechanism's driven screw sets up in the bottom center of slide, the direction slide rail sets up in the transmission lead screw both sides, the bottom both sides of slide be equipped with direction slide rail sliding connection's slider.
And a discharging plate is arranged on one side of the moving platform.
The bottom of the fixed platform is supported by a support frame.
Compared with the prior art, the invention has the beneficial effects that:
when the special pipe fitting polishing device is used, a special pipe fitting to be polished is positioned and fixedly placed on a workpiece positioning seat, a processing servo motor drives a connecting disc to rotate according to a servo angle so as to drive three outer sides (the outer side of the top surface, the outer side of the side surface and the outer side of the bottom surface) of the special pipe fitting to be polished to be respectively contacted with an elastic polishing belt for polishing, and when the connecting disc drives the special pipe fitting to be polished to be rotated and adjusted according to the servo angle, the special pipe fitting to be polished moves in a direction vertical to a moving platform (such as the direction of an arrow at the position B in figure 1 of the specification attached drawing) and in a direction parallel to the moving platform (such as the direction of an arrow at the position A in figure 1 of the specification attached drawing), so that a front side belt pulley at the upper end crosses a special pipe workpiece placed on the workpiece positioning seat and is positioned on the upper side of the moving platform and far away from one side of a rear side belt pulley; the structure that the front side belt wheel at the lower end does not cross over a special pipe workpiece placed on the workpiece positioning seat and is positioned below the moving platform and close to one side of the rear side belt wheel is matched with the elastic deformation capacity of the elastic polishing belt, so that the workpiece can be well ensured to be always in contact with the elastic polishing belt if only vertical displacement changes; in order to always keep the workpiece in contact with the elastic polishing belt when only transverse displacement changes, a moving platform is designed, and a platform displacement adjusting mechanism can drive the moving platform to horizontally and transversely move. As shown in the attached drawing 1 of the specification, when the connecting disc drives the special pipe to be polished to rotate and position according to the servo angle and generate horizontal partial displacement in the backward direction, in order to ensure that the workpiece is always in contact with the elastic polishing belt, the platform displacement adjusting mechanism can drive the moving platform to horizontally move in the forward direction, so as to compensate the horizontal partial displacement in the backward direction of the special pipe to be polished. In conclusion, the special pipe fitting to be polished can be structurally solved and compensated in vertical partial displacement and transverse partial displacement in the rotating and positioning process, so that the workpiece is always kept in contact with the elastic polishing belt for polishing. Through the mutual cooperation of the adjustment of the displacement adjusting mechanism of the system control platform, the driving of the processing servo motor to the connecting disc and the driving of the translation mechanism to the polishing belt device, the three-side automatic polishing work of the special-shaped pipe fitting can be realized, the full-automatic polishing processing of the special-shaped pipe fitting is really realized, the time, the labor and the labor are saved, the full-automatic mechanical control enables the polishing quality to be better, and the product reject ratio is greatly reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of the present invention.
FIG. 3 is a schematic structural diagram of the present invention.
FIG. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a structural schematic diagram of the special-shaped pipe fitting.
Fig. 6 is a structural schematic diagram of the special-shaped pipe fitting.
FIG. 7 is a diagram of the outer side of the top surface of the special pipe fitting in a grinding and polishing use state.
FIG. 8 is a view showing the use state of the grinding and polishing of the outer side of the side surface of the special-shaped pipe fitting.
FIG. 9 is a view showing the use state of the grinding and polishing of the outer side of the bottom surface of the special-shaped pipe fitting.
The reference numbers shown in the figures:
1. fixing the platform; 2. a mobile platform; 3. processing a servo motor; 4. connecting the disc; 5. a rear seat; 6. a workpiece positioning seat; 7. a slide base; 8. polishing the servo motor; 9. an elastic polishing belt; 10. a driving pulley; 11. a non-metal positioning plate; 12. an electromagnet mechanism; 13. a rear pulley; 14. a front-side pulley; 15. a support column; 16. a motor base; 17. a belt wheel adjusting cylinder; 18. an arc wheel carrier; 19. a first photoelectric switch; 20. a second photoelectric switch; 21. a servo cylinder; 22. connecting blocks; 23. a guide post; 24. a guide seat; 25. a screw rod servo motor; 26. a guide slide rail; 27. a drive screw; 28. a driven nut; 29. a stripper plate; 30. a support frame; 31. a material containing trolley.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The invention relates to an automatic polishing machine for special-shaped pipe fittings, which comprises a main body structure, a polishing device and a workpiece processing platform, wherein the main body structure comprises a workpiece processing platform and a polishing device; the workpiece processing platform comprises a fixed platform 1 and a movable platform 2, and the bottom of the fixed platform 1 is supported by a support frame 30. The fixed platform 1 is provided with a platform displacement adjusting mechanism for driving the movable platform 2 to adjust the displacement; platform displacement adjustment mechanism includes servo cylinder 21 and guiding mechanism, the connecting block 22 of 2 bottom surfaces of moving platform is connected with servo cylinder 21's piston rod, guiding mechanism includes guide post 23 and guide holder 24, guide post 23 sets up in fixed platform 1 both sides, guide holder 24 sets up in 2 bottom surfaces of moving platform both sides, guide post 23 cooperatees with the guiding hole on the guide holder 24, and can slide along the guiding hole. The servo cylinder 21 drives the connecting block 22 on the bottom surface of the moving platform 2 to move by controlling the extension and retraction of the piston rod, so that the horizontal and transverse displacement of the moving platform 2 is realized. The guide hole on the guide seat 24 is connected with the guide column 23 in a sliding manner, so that the guide function during horizontal transverse displacement is achieved, and the precision of the transverse displacement is ensured.
2 tops of moving platform are equipped with processing servo motor 3, connection pad 4 and back seat 5, processing servo motor 3 drive connection pad 4 rotates according to servo angle, and connection pad 4's rotation is not the rotation of round, but only rotates certain angle in polishing process, clockwise, anticlockwise reciprocal pivoted mode in turn during addition, just so can drive the trilateral (top surface outside, the side outside, the bottom surface outside) in outside of treating polishing abnormal shape pipe fitting constantly respectively with the contact of elasticity polishing belt 9 and polish.
Can dismantle through bolt and nut subassembly on connection pad 4 and be equipped with nonmetal positioning disk 11, nonmetal positioning disk 11 is last to be equipped with electromagnet mechanism 12, so set up nonmetal positioning disk 11, firstly for weight reduction, secondly because electromagnet mechanism 12 has the iron core, can produce bigger magnetic force. The workpiece positioning seat 6 is arranged on the nonmetal positioning disc 11, an iron core of the electromagnet mechanism 12 is arranged in the workpiece positioning seat 6, and two ends of the iron core respectively correspond to the top end and the bottom end of the workpiece positioning seat 6, so that the top end and the bottom end of the workpiece positioning seat 6 are magnetic, and the tail end protruding plate of the metal windscreen wiper pipe fitting is adsorbed and fixed through magnetic force.
One connecting disc 4 is in transmission connection with the machining servo motor 3, and the other connecting disc 4 is in rotation connection with the rear seat 5; the polishing device comprises a translation mechanism, a sliding seat 7 and a polishing belt device; the translation mechanism drives the translation of the sliding seat 7, and the polishing belt device is arranged on the sliding seat 7. The translation mechanism comprises a screw rod servo motor 25, a screw rod nut transmission mechanism and a guide sliding rail 26, wherein the screw rod servo motor 25 drives a transmission screw rod 27 of the screw rod nut transmission mechanism to rotate, a driven nut 28 of the screw rod nut transmission mechanism is arranged in the center of the bottom of the sliding seat 7, the screw rod servo motor 25 drives the driven nut 28 to move along the transmission screw rod 27 by driving the transmission screw rod 27 to rotate, so that the sliding seat 7 is driven to move along the transmission screw rod 27, and a polishing belt device on the sliding seat 7 also moves along with the polishing belt device. The guide slide rails 26 are arranged on two sides of the transmission screw 27, and slide blocks connected with the guide slide rails 26 in a sliding manner are arranged on two sides of the bottom of the slide seat 7. The sliding connection of the guide slide rail 26 and the slide block plays a limiting role.
The polishing belt device comprises a polishing servo motor 8, an elastic polishing belt 9, a driving belt wheel 10 and three driven belt wheels, wherein the three driven belt wheels comprise a rear side belt wheel 13 and two front side belt wheels 14. A support column 15 and a motor base 16 are arranged on the sliding seat 7; the top of the supporting column 15 is provided with a belt wheel adjusting cylinder 17, the tail end of a piston rod of the belt wheel adjusting cylinder 17 is connected with an arc wheel frame 18, the two front side belt wheels 14 are respectively arranged at two ends of the arc wheel frame 18, and the transverse displacement of the two front side belt wheels 14 is realized by controlling the expansion and contraction of the piston rod of the belt wheel adjusting cylinder 17, so that the elastic polishing belt 9 is tightly supported for polishing in the later period. In addition, the extension length of the piston rod of the pulley adjusting cylinder 17 can be adjusted according to the width of the special-shaped workpiece in the transverse direction, because the different types of special-shaped workpieces are different in width in the transverse direction, the extension length of the piston rod of the pulley adjusting cylinder 17 needs to be adjusted, and then the transverse adjustment of the two front side pulleys 14 is achieved to meet the processing requirements of the different types of special-shaped workpieces. In addition, so set up band pulley adjusting cylinder 17, still consider for the convenience of unloading, when a dysmorphism work piece has been processed and has been unloaded, need to adjust cylinder 17's piston rod shrink band pulley adjusting cylinder's piston rod to with two front side band pulleys 14 to keeping away from work piece processing platform direction removal, moving platform 2 also returns to the original point to keeping away from burnishing device one side under platform displacement adjustment mechanism's control simultaneously, so make the dysmorphism work piece that the polishing is accomplished no longer contact with elasticity polishing belt 9, and can not produce the interference with the position of elasticity polishing belt 9.
In order to realize three-side grinding and polishing of the special-shaped workpiece, in the grinding and polishing process, the front-side belt pulley 14 at the top end of the arc-shaped wheel frame 18 is kept to cross the special-shaped pipe workpiece placed on the workpiece positioning seat 6 and be positioned on the upper side of the movable platform 2 and far away from one side of the rear-side belt pulley 13; the front side belt wheel 14 at the bottom end of the arc wheel frame 18 does not cross the special pipe workpiece placed on the workpiece positioning seat 6 and is positioned below the moving platform 2 and close to one side of the rear side belt wheel 13; the polishing servo motor 8 is arranged on the motor base 16. The polishing servo motor 8 drives the driving belt wheel 10 to rotate, the rotation of the driving belt wheel 10 drives the elastic polishing belt 9 to move, and only the two front side belt wheels 14 arranged in the state can keep the elastic polishing belt 9 and three surfaces to be polished of the special pipe workpiece to be always in grinding, polishing and contact in the machining process.
In order to realize waiting to polish the automatic location of polishing dysmorphism work piece fixed, be equipped with first photoelectric switch 19 on moving platform 2, first photoelectric switch 19 sets up the position and does: when the workpiece of the special pipe to be polished is horizontally placed on the workpiece positioning seat 6, the tail end of the tail end convex plate of the workpiece of the special pipe to be polished shields the optical signal of the first photoelectric switch 19, so that the electromagnet mechanism 12 is triggered to be electrified. When the special pipe workpiece to be polished is not placed, the workpiece positioning seat 6 does not block the optical signal of the first photoelectric switch 19. Therefore, when the tail ends of the tail end convex plates at the two ends of the special pipe workpiece to be polished completely shield the optical signal of the first photoelectric switch 19, the electromagnet mechanism 12 can be electrified, so that the two ends of the iron core of the electromagnet mechanism 12 are provided with magnetism, and the special pipe workpiece to be polished is positioned and fixed through magnetic force adsorption.
In order to conveniently and automatically unload the polished special pipe workpiece, a second photoelectric switch 20 is arranged on the moving platform 2, and the setting position of the second photoelectric switch 20 is as follows: after the polishing of the special pipe workpiece is finished, the machining servo motor 3 rotates to transfer the workpiece to the side far away from the polishing device, and when the tail ends of the tail end convex plates at the two ends of the special pipe workpiece are all shielded by the optical signals of the second photoelectric switch 20, the electromagnet mechanism 12 is triggered to be powered off. And then, the special pipe workpiece continues to rotate to enable the polished special pipe workpiece to automatically slide down when the polished special pipe workpiece is in a downward inclined state below the horizontal level. The device is provided with a stripper plate 29 on one side of the moving platform 2. The polished special pipe workpiece automatically slides onto the discharging plate 29, and then slides onto the material containing trolley 31 on the ground from the discharging plate 29.
The using method comprises the following steps:
when in use, the special pipe fitting to be polished is positioned and fixed on the workpiece positioning seat 6. The method comprises the following steps: the special pipe fitting to be polished is placed on the workpiece positioning seat 6 on the nonmetal positioning disc 11, and the tail end of the tail end convex plate of the special pipe fitting to be polished shields the optical signal of the first photoelectric switch 19, so that the electromagnet mechanism 12 is triggered to be electrified. So that the two ends of the iron core of the electromagnet mechanism 12 are provided with magnetism, and the special pipe workpiece to be polished is fixed by magnetic adsorption.
Then, the positions of the two front side belt wheels 14 are adjusted, namely the movable platform 2 is adjusted to be close to the polishing device, so that the elastic polishing belt 9 and the special pipe fitting to be polished have better polishing contact positions. The method comprises the following steps: the transverse displacement of the two front side belt wheels 14 is realized by controlling the extension and contraction of the piston rods of the belt wheel adjusting cylinders 17, so that the elastic polishing belt 9 is tightly supported and moves a small distance to one side close to the workpiece processing platform. Thereby drive the connecting block 22 of moving platform 2 bottom surface and remove through the flexible of control piston rod through servo cylinder 21, and then realize moving platform 2's horizontal lateral displacement.
Then, a servo motor 3 is processed to drive a connecting disc 4 to rotate according to a servo angle so as to drive three outer sides (the top surface outer side, the side surface outer side and the bottom surface outer side) of the special-shaped pipe fitting to be polished to be respectively contacted with an elastic polishing belt 9 for polishing, when the connecting disc 4 drives the special-shaped pipe fitting to be polished to rotate and adjust the position according to the servo angle, the movement of the special-shaped pipe fitting to be polished can have a vertical displacement (such as the arrow direction at the position B in the figure 1 of the specification attached drawing) component movement perpendicular to the direction of a moving platform 2 and a transverse displacement (such as the arrow direction at the position A in the figure 1 of the specification attached drawing) component movement parallel to the direction of the moving platform 2, and a front side belt wheel 14 at the upper end crosses a special-shaped pipe workpiece placed on a workpiece positioning seat 6 and is positioned above the moving platform 2 and far away from one side of a rear side belt wheel 13; the structure that the front side belt wheel 14 at the lower end does not cross a special pipe workpiece placed on the workpiece positioning seat 6 and is positioned below the moving platform 2 and close to one side of the rear side belt wheel 13 is matched with the elastic deformation capacity of the elastic polishing belt 9, so that the contact between the workpiece and the elastic polishing belt 9 can be kept all the time if only vertical displacement change exists; in order to always keep the workpiece in contact with the elastic polishing belt 9 when only the transverse displacement changes, the movable platform 2 is designed, and the platform displacement adjusting mechanism can drive the movable platform 2 to horizontally and transversely move. As shown in the attached drawing fig. 1 of the specification, when the connecting disc 4 drives the special pipe to be polished to rotate and position according to the servo angle and generate horizontal partial displacement in the backward direction, in order to ensure that the workpiece is always in contact with the elastic polishing belt 9, the platform displacement adjusting mechanism can drive the moving platform 2 to horizontally move in the forward direction, so as to compensate the horizontal partial displacement in the backward direction of the special pipe to be polished, and similarly, when the connecting disc 4 drives the special pipe to be polished to rotate and position according to the servo angle and generate horizontal partial displacement in the forward direction, in order to ensure that the workpiece is always in contact with the elastic polishing belt 9, the platform displacement adjusting mechanism can drive the moving platform 2 to horizontally move in the backward direction, so as to compensate the horizontal partial displacement in the forward direction of the special pipe to be polished. In conclusion, the special pipe fitting to be polished can be structurally solved and compensated in the vertical partial displacement and the transverse partial displacement in the rotating and positioning process, so that the workpiece is always kept in contact with the elastic polishing belt 9 to be polished. In the grinding process, the screw rod servo motor 25 controls the whole polishing belt device to translate along the direction of the transmission screw rod 27 through the screw rod nut transmission mechanism, so that the special-shaped pipe fitting to be polished is gradually ground and polished. Namely, the three sides of the special-shaped pipe fitting are automatically polished by the adjustment of the displacement adjusting mechanism of the system control platform, the driving of the processing servo motor 3 to the connecting disc 4 and the driving of the polishing belt device by the translation mechanism in a mutually matched way, so that the full-automatic grinding and polishing processing of the special-shaped pipe fitting is really realized,
trilateral burnishing and polishing of heterotypic pipe fitting accomplishes the back, need contract band pulley air adjusting cylinder 17's piston rod to remove two front side band pulleys 14 to keeping away from work piece processing platform direction, moving platform 2 also keeps away from burnishing device one side return to the original point under platform displacement adjustment mechanism's control simultaneously, so make the special-shaped pipe fitting that the polishing was accomplished can not contact with elasticity polishing belt 9 again, and can not interfere with the position production of elasticity polishing belt 9, reserve sufficient spatial position. Then, after the workpiece is transferred to the side far away from the polishing device by the rotation of the processing servo motor 3, the tail ends of the tail end convex plates at the two ends of the polished special pipe workpiece completely shield the optical signal of the second photoelectric switch 20, so that the electromagnet mechanism 12 is triggered to be powered off. And then, the special pipe workpiece continues to rotate to enable the polished special pipe workpiece to automatically slide down when the polished special pipe workpiece is in a downward inclined state below the horizontal level. The device is provided with a stripper plate 29 at one side of the moving platform 2. The polished special pipe workpiece automatically slides onto the discharging plate 29, and then slides onto the material containing trolley 31 on the ground from the discharging plate 29.
In conclusion, the three surfaces of the special-shaped pipe fitting are polished by the method, so that time, labor and time are saved, full-automatic mechanical control is realized, the polishing quality is better, and the product reject ratio is greatly reduced.
Claims (8)
1. The utility model provides an automatic burnishing machine of abnormal shape pipe fitting which characterized in that: comprises a workpiece processing platform and a polishing device; the workpiece machining platform comprises a fixed platform (1) and a movable platform (2), wherein a platform displacement adjusting mechanism for driving the movable platform (2) to adjust displacement is arranged on the fixed platform (1);
the top of the moving platform (2) is provided with a processing servo motor (3), connecting discs (4) and a rear seat (5), the processing servo motor (3) drives the connecting discs (4) to rotate according to a servo angle, the connecting discs (4) are provided with workpiece positioning seats (6), one of the connecting discs (4) is in transmission connection with the processing servo motor (3), and the other connecting disc (4) is in rotation connection with the rear seat (5);
the polishing device comprises a translation mechanism, a sliding seat (7) and a polishing belt device; the horizontal moving mechanism drives the sliding seat (7) to move horizontally, the polishing belt device is arranged on the sliding seat (7), the polishing belt device comprises a polishing servo motor (8), an elastic polishing belt (9), a driving belt wheel (10) and a plurality of driven belt wheels, the polishing servo motor (8) drives the driving belt wheel (10) to rotate, the elastic polishing belt (9) is arranged on the driving belt wheel (10) and the plurality of driven belt wheels, the rotation of the driving belt wheel (10) drives the elastic polishing belt (9) to move, and the elastic polishing belt (9) is in contact with a surface to be polished of the special-shaped pipe workpiece;
the driven pulleys comprise a rear pulley (13) and two front pulleys (14); the front side belt wheel (14) at the upper end crosses over the special pipe workpiece placed on the workpiece positioning seat (6) and is positioned on the upper side of the moving platform (2) and far away from one side of the rear side belt wheel (13); the front side belt wheel (14) at the lower end does not cross the special pipe workpiece placed on the workpiece positioning seat (6), and is positioned below the moving platform (2) and close to one side of the rear side belt wheel (13);
the platform displacement adjusting mechanism can drive the moving platform (2) to horizontally move; when the connecting disc (4) drives the special pipe fitting to be polished to rotate and adjust the position and generate horizontal partial displacement in the backward direction, the platform displacement adjusting mechanism drives the moving platform (2) to horizontally move in the forward direction, so that the horizontal partial displacement in the backward direction of the special pipe fitting to be polished is compensated, and the special pipe fitting to be polished is ensured to be always in contact with the elastic polishing belt (9); when the connecting disc (4) drives the special pipe fitting to be polished to rotate and adjust the position and generate horizontal partial displacement in the forward direction, the platform displacement adjusting mechanism drives the moving platform (2) to horizontally move in the backward direction, so that the horizontal partial displacement in the forward direction of the special pipe fitting to be polished is compensated, and the special pipe fitting to be polished is ensured to be always in contact with the elastic polishing belt (9);
platform displacement adjustment mechanism includes servo cylinder (21) and guiding mechanism, connecting block (22) of moving platform (2) bottom surface are connected with the piston rod of servo cylinder (21), guiding mechanism includes guide post (23) and guide holder (24), guide post (23) set up in fixed platform (1) both sides, guide holder (24) set up in moving platform (2) bottom surface both sides, guide post (23) cooperate with the guiding hole on guide holder (24), and can slide along the guiding hole.
2. The automatic polishing machine for the special-shaped pipes according to claim 1, is characterized in that: the connecting disc (4) is provided with a nonmetal positioning disc (11) in a detachable mode, the nonmetal positioning disc (11) is provided with an electromagnet mechanism (12), the workpiece positioning seat (6) is arranged on the nonmetal positioning disc (11), and two ends of an iron core of the electromagnet mechanism (12) correspond to the top end and the bottom end of the workpiece positioning seat (6) respectively.
3. The automatic polishing machine for the special-shaped pipes according to claim 1, characterized in that: a support column (15) and a motor base (16) are arranged on the sliding seat (7); a belt wheel adjusting cylinder (17) is arranged at the top of the supporting column (15), the tail end of a piston rod of the belt wheel adjusting cylinder (17) is connected with an arc wheel frame (18), the two front side belt wheels (14) are respectively arranged at two ends of the arc wheel frame (18), and the top end of the arc wheel frame (18) crosses a special pipe workpiece arranged on the workpiece positioning seat (6) and is positioned on the upper side of the moving platform (2) and on the side far away from the rear side belt wheel (13); the bottom end of the arc wheel carrier (18) does not cross the special pipe workpiece placed on the workpiece positioning seat (6), and is positioned below the moving platform (2) and close to one side of the rear side belt wheel (13);
the polishing servo motor (8) is arranged on the motor base (16).
4. The automatic polishing machine for the special-shaped pipes according to claim 3, is characterized in that: the movable platform (2) is provided with a first photoelectric switch (19), and after the workpiece of the special pipe to be polished is horizontally placed on the workpiece positioning seat (6), a tail end convex plate of the workpiece of the special pipe to be polished shields an optical signal of the first photoelectric switch (19), so that the electromagnet mechanism (12) is triggered to be electrified.
5. The automatic polishing machine for the special-shaped pipes as claimed in claim 4, wherein: the moving platform (2) is provided with a second photoelectric switch (20), and after the mechanical tube workpiece to be polished is polished and transferred to the side far away from the polishing device, a tail end convex plate of the mechanical tube workpiece to be polished shields an optical signal of the second photoelectric switch (20), so that the electromagnet mechanism (12) is triggered to be powered off.
6. The automatic polishing machine for the special-shaped pipes according to claim 1, characterized in that: translation mechanism includes lead screw servo motor (25), lead screw drive mechanism, direction slide rail (26), lead screw servo motor (25) drive lead screw drive mechanism's transmission lead screw (27) rotate, lead screw drive mechanism's driven screw (28) set up in the bottom center of slide (7), direction slide rail (26) set up in transmission lead screw (27) both sides, the bottom both sides of slide (7) are equipped with the slider with direction slide rail (26) sliding connection.
7. The automatic polishing machine for the special-shaped pipes according to claim 1, is characterized in that: and a discharging plate (29) is arranged on one side of the moving platform (2).
8. The automatic polishing machine for the special-shaped pipes according to claim 1, is characterized in that: the bottom of the fixed platform (1) is supported by a support frame (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110228155.0A CN112828739B (en) | 2021-03-02 | 2021-03-02 | Automatic polishing machine for special-shaped pipe fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110228155.0A CN112828739B (en) | 2021-03-02 | 2021-03-02 | Automatic polishing machine for special-shaped pipe fittings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112828739A CN112828739A (en) | 2021-05-25 |
| CN112828739B true CN112828739B (en) | 2022-07-22 |
Family
ID=75934346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110228155.0A Active CN112828739B (en) | 2021-03-02 | 2021-03-02 | Automatic polishing machine for special-shaped pipe fittings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112828739B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113334205B (en) * | 2021-07-07 | 2022-07-19 | 友利美餐具制造(重庆)有限公司 | New material burnishing and polishing machine |
| CN113732893B (en) * | 2021-08-13 | 2023-12-19 | 怀化华晨电子科技有限公司 | Processing device and processing method for nonferrous metal copper material for purification |
| CN113561011B (en) * | 2021-09-24 | 2021-12-14 | 徐州顺源木业有限公司 | Surface finishing device after assembling of grid backrest of solid wood chair |
| CN114227470A (en) * | 2021-11-26 | 2022-03-25 | 江苏三叶智能装备股份有限公司 | Abrasive belt polishing machine |
| CN115056101A (en) * | 2022-07-22 | 2022-09-16 | 惠州成高自动化科技有限公司 | Special-shaped pipe fitting polisher |
| CN115338747B (en) * | 2022-09-13 | 2024-05-17 | 芜湖弘度智能科技有限公司 | Refrigerator handle processingequipment |
| CN118493181B (en) * | 2024-07-12 | 2024-10-01 | 广东南渤湾金属建材有限公司 | Polishing device for aluminum veneer processing |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2855314C (en) * | 2013-07-02 | 2017-05-09 | Taizhou Federal Robot Technology Co., Ltd. | An abrasive belt polishing finisher |
| CN103831694B (en) * | 2014-03-13 | 2015-11-11 | 山东北方现代化学工业有限公司 | A kind of special-shaped pipeline sander |
| CN204123234U (en) * | 2014-07-30 | 2015-01-28 | 谢林泉 | special pipe automatic polishing machine |
| CN104889278B (en) * | 2015-06-18 | 2017-03-01 | 江苏金铁人自动化科技有限公司 | A kind of electronic components panel beating delivery pressure flattening mechanism |
| CN105234779B (en) * | 2015-09-28 | 2017-07-25 | 深圳市钜达机械设备有限公司 | Abrasive band automatic sander and its polishing process |
-
2021
- 2021-03-02 CN CN202110228155.0A patent/CN112828739B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112828739A (en) | 2021-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112828739B (en) | Automatic polishing machine for special-shaped pipe fittings | |
| CN205254702U (en) | A grinding mechanism that is used for automatic descaling machine of polishing of bent axle | |
| CN110421443A (en) | A kind of high efficiency edging process equipment | |
| CN110524344A (en) | It is a kind of for being ground the automation equipment and processing method of silicon rod plane and chamfering | |
| CN112296824A (en) | Abrasive belt grinding device | |
| CN211841307U (en) | Edging device is used in galvanized sheet production | |
| CN216179326U (en) | Burnishing device is used in lock processing | |
| CN215698882U (en) | Surface laser polishing device for gold jewelry | |
| CN211277760U (en) | High efficiency edging processing equipment | |
| CN210849644U (en) | Automatic grinding and polishing system for workpieces | |
| CN211760298U (en) | Wheel hub location grinding machanism | |
| CN108942441B (en) | Double-sided pot grinding device | |
| CN215824996U (en) | Alloy steel is grinding machine for grip-pad | |
| CN214603617U (en) | Workpiece processing platform for automatic polishing machine of special-shaped pipe fittings | |
| CN209394510U (en) | A kind of directional-rotation automatic sander | |
| CN214080639U (en) | Horse's belly shaping burnishing machine | |
| CN210335461U (en) | Efficient cup abrasive band burnishing device | |
| CN208713605U (en) | Novel four stations fully-automatic chamfering machine | |
| CN205254701U (en) | Automatic feed arrangement for descaling machine that polishes of bent axle | |
| CN221020254U (en) | Metal container polishing equipment | |
| CN219005604U (en) | Polishing and transplanting mechanism | |
| CN216463678U (en) | Bearing frame surface equipment of polishing | |
| CN217194506U (en) | Aluminum alloy material processing is with equipment of polishing | |
| CN220408256U (en) | Grinding machine for finish machining of flange | |
| CN221792108U (en) | Surface polishing and wiredrawing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |