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CN-121989136-A - Tubular product annular abrasive belt grinding device

CN121989136ACN 121989136 ACN121989136 ACN 121989136ACN-121989136-A

Abstract

The invention relates to a pipe annular abrasive belt polishing device which comprises a mechanical arm, a connecting device and an abrasive belt, and further comprises a driving device, a tensioning device and a polishing frame which are arranged on the connecting device, wherein a polishing groove is formed in the polishing frame, a moving device is symmetrically arranged on two sides of the polishing groove, a pressing device is arranged on the moving device, a polishing roller is rotatably arranged on the pressing device, an auxiliary roller is rotatably arranged on the pressing device and is symmetrically arranged on two sides of the polishing roller, a gap bridge roller is rotatably arranged on the polishing frame and the connecting device, the abrasive belt is movably sleeved on the driving device, the tensioning device and the polishing roller gap bridge roller, the pressing device symmetrically presses the abrasive belt on the outer circular surface of a pipe through the polishing roller, and the auxiliary roller is used for controlling the polishing diameter. The device carries out the symmetry simultaneously from the both sides of tubular product and polishes, has greatly improved the efficiency of polishing, realizes polishing size accurate control through locating wheel cooperation closing device simultaneously, and the quality of polishing is high.

Inventors

  • LI GUITANG
  • Li Lanchang

Assignees

  • 宁波迅成智能装备有限公司

Dates

Publication Date
20260508
Application Date
20260306

Claims (10)

  1. 1. The utility model provides a tubular product annular abrasive band grinding device, includes arm (11), locates connecting device (12) and abrasive band (13) on arm (11), its characterized in that still includes: a driving device (2) arranged on the connecting device (12); the tensioning device (3) is arranged at one side of the driving device (2); a polishing frame (41) which is arranged on the connecting device (12) and is provided with a polishing groove (42); the moving devices (51) are symmetrically arranged on two sides of the polishing groove (42); The compressing device (52) is arranged on the moving device (51); a polishing roller (61) rotatably arranged on the pressing device (52); auxiliary rollers (62) rotatably arranged on the pressing device (52) and symmetrically arranged at two sides of the polishing roller (61), and The bridge-crossing roller is rotatably arranged on the polishing frame (41) and the connecting device (12); The abrasive belt (13) is movably sleeved on the driving device (2), the tensioning device (3) and the polishing roller (61) on the gap bridge roller, the pressing device (52) symmetrically presses the abrasive belt (13) on the outer circular surface of the pipe through the polishing roller (61), and the auxiliary roller (62) is used for controlling the polishing diameter.
  2. 2. A tubular product endless belt sanding device as claimed in claim 1, characterized in that the drive means (2) comprise: A drive motor (21) provided on the connection device (12); a driving wheel (22) rotatably provided at one side of the driving motor (21); a driving pulley provided on the driving motor (21); a driven pulley provided on the driving wheel (22), and And the driving belt is sleeved on the driving belt wheel and the driven belt wheel.
  3. 3. A tubular product endless belt sanding device as claimed in claim 1, characterized in that the tensioning device (3) comprises: the tensioning cylinder (31) is arranged on the connecting device (12); a tension pressure regulating valve connected with the tension cylinder (31), and And the tensioning roller (33) is rotatably arranged on a piston rod of the tensioning cylinder (31) and abuts against the inner side surface of the abrasive belt (13).
  4. 4. A pipe annular abrasive belt grinding device according to claim 3, further comprising a deviation correcting device (34) arranged between the tensioning cylinder (31) and the tensioning roller (33) for rotating the tensioning roller (33) to an angle to keep the abrasive belt (13) at a constant central position.
  5. 5. A tubular annular sanding belt grinding device according to claim 1, characterized in that the moving device (51) comprises: a moving motor (511) arranged on the polishing frame (41); a screw rod assembly (512) connected to the movement motor (511); And the movable frame (513) is arranged on the polishing frame (41) in a sliding manner and is connected with the screw rod assembly (512).
  6. 6. A tubular product endless belt sanding device as claimed in claim 1, characterized in that the compacting means (52) comprise: A pressing cylinder (521) provided on the moving device (51); a compression pressure regulating valve connected with the compression cylinder (521), and The pressing seat (522) is arranged on the polishing frame (41) in a sliding manner and is connected with the pressing cylinder (521) and the polishing roller (61).
  7. 7. The pipe annular abrasive belt polishing device according to claim 6, further comprising adjusting seats (523) symmetrically arranged on two sides of the pressing seat (522) and connected with the auxiliary rollers (62).
  8. 8. The pipe annular abrasive belt polishing device according to claim 1, wherein the two sides of the polishing roller (61) are symmetrically provided with deviation rectifying conical surfaces (611).
  9. 9. A tubular product endless abrasive belt sanding device as claimed in any one of claims 1 to 8, further comprising blowing means (7) provided on the sanding frame (41) and arranged opposite the auxiliary roller (62).
  10. 10. A tubular product endless sanding belt grinding device as claimed in any one of claims 1-8, characterized by further comprising detection sensors (8), said detection sensors (8) being arranged on the sides of the sanding groove (42), and not fewer than two, for detecting tubular products.

Description

Tubular product annular abrasive belt grinding device Technical Field The invention relates to a polishing device, in particular to a tubular product annular abrasive belt polishing device. Background An oval tube as shown in fig. 12 is formed by welding two U-shaped tubes after being spliced, wherein a welding seam is positioned on a straight tube section, and the welding seam needs to be polished and leveled for attractive appearance and no influence on use. The existing polishing is mainly performed manually, a polisher is required to be rotated to achieve circumferential polishing during manual polishing, the polishing mode has high requirements on the level of operators, polishing quality is unstable, automation degree is low, and polishing cost is high. In order to improve the degree of automation and reduce the cost of polishing, adopt the arm to drive the abrasive band polisher and polish, the abrasive band is closely in one side of the outer disc then polish, the arm drives the abrasive band polisher and rotates a round along the outer disc, realize polishing of outer disc, this kind of polishing relies on the procedure of polishing of settlement, still there is the problem of polishing (the external diameter of polishing department is greater than the required value with the external diameter of tubular product) or polishing a little (the outer disc of the high tubular product of welding seam, the outer disc is uneven), especially manual welded product, the welding seam quality is inconsistent, lead to polishing quality's stability relatively poor. Meanwhile, the time required for the abrasive belt sander to rotate for one circle is longer, so that the production beat is slower. Disclosure of Invention In order to solve the problems, the invention provides a pipe annular abrasive belt polishing device, which comprises the following specific technical scheme: The pipe annular abrasive belt polishing device comprises a mechanical arm, a connecting device and an abrasive belt, wherein the connecting device and the abrasive belt are arranged on the mechanical arm, a tensioning device is arranged on one side of the connecting device, a polishing frame is arranged on the connecting device and provided with polishing grooves, a moving device is symmetrically arranged on two sides of the polishing grooves, a pressing device is arranged on the moving device, polishing rollers are rotationally arranged on the pressing device, auxiliary rollers are rotationally arranged on the pressing device and symmetrically arranged on two sides of the polishing rollers, and an intermediate roller is rotationally arranged on the polishing frame and the connecting device, wherein the abrasive belt is movably sleeved on the driving device, the tensioning device and the intermediate roller, the pressing device symmetrically presses the abrasive belt on the outer circular surface of a pipe through the polishing rollers, and the auxiliary rollers are used for controlling the polishing diameter. Preferably, the driving device comprises a driving motor, a driving wheel, a driving belt wheel, a driven belt wheel and a driving belt, wherein the driving motor is arranged on the connecting device, the driving wheel is rotatably arranged on one side of the driving motor, the driving belt wheel is arranged on the driving motor, the driven belt wheel is arranged on the driving wheel, and the driving belt is sleeved on the driving belt wheel and the driven belt wheel. Preferably, the tensioning device comprises a tensioning cylinder, a tensioning pressure regulating valve and a tensioning roller, wherein the tensioning cylinder is arranged on the connecting device, the tensioning pressure regulating valve is connected with the tensioning cylinder, and the tensioning roller is rotatably arranged on a piston rod of the tensioning cylinder and abuts against the inner side surface of the abrasive belt. Further, the belt sander also comprises a deviation correcting device which is arranged between the tensioning cylinder and the tensioning roller and is used for rotating the angle of the tensioning roller so as to keep the center position of the abrasive belt unchanged. Further, the moving device comprises a moving motor, a screw rod assembly and a moving frame, wherein the moving motor is arranged on the polishing frame, the screw rod assembly is connected with the moving motor, and the moving frame is arranged on the polishing frame in a sliding manner and is connected with the screw rod assembly. Further, the pressing device comprises a pressing cylinder, a pressing pressure regulating valve and a pressing seat, wherein the pressing cylinder is arranged on the moving device, the pressing pressure regulating valve is connected with the pressing cylinder, and the pressing seat is arranged on the polishing frame in a sliding manner and is connected with the pressing cylinder and the polishing roller. Further, the device also comprises an adj