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CN-224208857-U - Bending auxiliary device for numerical control bending machine

CN224208857UCN 224208857 UCN224208857 UCN 224208857UCN-224208857-U

Abstract

The utility model relates to a bending auxiliary device for a numerical control bending machine, which comprises a mounting frame, an angle adjusting mechanism, a punch replacing mechanism and a punch body, wherein the surface of the mounting frame is provided with the angle adjusting mechanism for changing the bending angle, when the bending angle needs to be adjusted, the two pushing plates can be driven by rotating a double-threaded rod to be close to or far away from each other, as the two pushing plates are respectively hinged at the bottoms of a first plate and a second plate, the degree of an included angle between the first plate and the second plate can be adjusted, the corresponding punch body is replaced, an abutting frame moves upwards and two springs are extruded, so that the abutting frame does not abut against a sliding rail, the punch body can be taken out, a metal sheet needing to be bent is placed at the tops of the first plate and the second plate, the double-threaded screw rod is driven by a motor to rotate, the two correcting inclined plates are controlled to be close to each other to center the metal sheet, and the hydraulic rod can be started to drive the height of a floating table to be adjusted, so that the punch body is controlled to bend the metal sheet.

Inventors

  • ZHOU PING
  • LING LIJUAN
  • CHEN FAXING

Assignees

  • 湖北腾骏钣金电子设备有限公司

Dates

Publication Date
20260508
Application Date
20250605

Claims (9)

  1. 1. Bending auxiliary device for numerical control bender, characterized by comprising: The device comprises a mounting frame (1), an angle adjusting mechanism (2), a punch replacing mechanism (3) and a punch body (4), wherein the angle adjusting mechanism (2) for changing a bending angle is arranged on the surface of the mounting frame (1), and the punch replacing mechanism (3) for quickly replacing the punch body (4) is arranged at the top of the mounting frame (1); The angle adjusting mechanism (2) comprises a rod body (21), a first plate (22), a second plate (23) and an adjusting piece (24), wherein the rod body (21) is fixedly installed in the first plate (22), the first plate (22) is embedded in a groove part of the second plate (23), the rod body (21) is rotationally connected with the second plate (23) through a bearing, and the top of the mounting frame (1) is provided with the adjusting piece (24) for synchronously rotating the first plate (22) and the second plate (23).
  2. 2. The bending auxiliary device for the numerical control bending machine according to claim 1, wherein the adjusting piece (24) comprises a push plate (241), a groove body (242), a double-threaded rod (243) and a positioning piece (200), the groove body (242) is arranged in the mounting frame (1), the double-threaded rod (243) is rotationally arranged in the mounting frame (1), the push plate (241) is arranged on two sides of the surface of the double-threaded rod (243) in a threaded manner, the two push plates (241) are respectively hinged to the bottoms of the first plate (22) and the second plate (23), and the positioning piece (200) for fixing the push plate (241) is arranged at the bottom of the mounting frame (1).
  3. 3. The bending auxiliary device for the numerical control bending machine according to claim 2, wherein the positioning piece (200) comprises a mounting rod (201), a limit bolt (202) and a thread groove (203), three mounting rods (201) are fixedly arranged at the bottom of the mounting frame (1), the limit bolt (202) is slidably arranged in each of the three mounting rods (201), the thread groove (203) is arranged on the surface of a push plate (241) at the bottom of the second plate (23), and the limit bolt (202) is screwed into the thread groove (203) to tightly push the push plate (241) so as to limit the displacement of the push plate (241).
  4. 4. The bending auxiliary device for the numerical control bending machine according to claim 2, wherein a protective cover (5) is arranged at the top of the double-threaded rod (243), the protective cover (5) is fixed in the groove body (242), and the inner parts of the two pushing plates (241) are in sliding contact with the outer wall of the protective cover (5).
  5. 5. The bending auxiliary device for the numerical control bending machine according to claim 1, wherein the punch changing mechanism (3) comprises a floating platform (31), a sliding rail (32), a sliding groove (33) and a collision piece (34), the sliding groove (33) is formed in the bottom of the floating platform (31), the sliding rail (32) matched with the sliding groove (33) is arranged at the top of the punch body (4), and the collision piece (34) is used for preventing the sliding rail (32) from falling off from the sliding groove (33).
  6. 6. The bending auxiliary device for the numerical control bending machine according to claim 5, wherein the abutting piece (34) comprises a groove (341), an abutting frame (342), springs (343) and a fixing plate (344), the groove (341) is formed in the floating platform (31), the abutting frame (342) attached to one end of the sliding rail (32) is slidably mounted in the groove (341), the springs (343) are arranged at the bottoms of the inner walls of the abutting frame (342), the tops of the two springs (343) are located at the bottom of the fixing plate (344), and the fixing plate (344) is fixedly mounted in the groove (341).
  7. 7. The bending auxiliary device for the numerical control bending machine according to claim 6, wherein the two springs (343) are internally provided with sliding rods (6), the surfaces of the sliding rods (6) are slidably arranged in the fixed plate (344), and the lower ends of the two sliding rods (6) are arranged at the inner bottom of the abutting frame (342).
  8. 8. The bending auxiliary device for the numerical control bending machine according to claim 5, wherein the hydraulic rod (7) is arranged at the top of the mounting frame (1) through the rack (8), and the lower end of the hydraulic rod (7) is arranged at the top of the floating table (31).
  9. 9. The bending auxiliary device for the numerical control bending machine according to claim 8, wherein a frame (9) is fixedly arranged on the surface of the rack (8), a double-threaded screw rod (10) is rotatably arranged in the frame (9), a correction inclined plate (11) is arranged on both sides of the surface of the double-threaded screw rod (10) in a threaded manner, and a motor (12) is arranged at one end of the double-threaded screw rod (10).

Description

Bending auxiliary device for numerical control bending machine Technical Field The utility model relates to the technical field of numerical control bending machines, in particular to a bending auxiliary device for a numerical control bending machine. Background The bending machine is common equipment in daily life, can bend the sheet metal machine, and in prior art, panel bending angle can't adjust, can be with the bending of the different demands of adaptation, and need change different punching press heads, change time to the punching press head longer. An auxiliary positioning device of a bending machine disclosed in an authorized patent document with the application number of CN202320549770.6 comprises a base, side plates and a positioning frame, wherein two transverse plates are fixedly arranged on the inner sides of the positioning frame, the lower ends of the two transverse plates are slidably connected with supporting rods, and anti-abrasion pads are movably connected between the two supporting rods and the transverse plates. The bending angle of the plate cannot be adjusted in the above patent, so we need to provide a bending auxiliary device for a numerical control bending machine. Disclosure of Invention The utility model aims to provide a bending auxiliary device for a numerical control bending machine, wherein an angle adjusting mechanism is arranged in a mounting frame, a push plate linkage structure driven by a double-thread screw rod is adopted, the bending angle can be adjusted, a punch replacing mechanism is matched, the rapid replacement of a punch is realized, a special tool is not needed, the skill requirement on an operator is reduced, the cooperative optimization of the angle adjustment and the punch replacement is realized, and the problems in the background technology are solved. In order to achieve the purpose, the utility model provides a bending auxiliary device for a numerical control bending machine, which comprises the following components: The punch comprises a mounting frame, an angle adjusting mechanism, a punch replacing mechanism and a punch body, wherein the surface of the mounting frame is provided with the angle adjusting mechanism for changing the bending angle, and the top of the mounting frame is provided with the punch replacing mechanism for quickly replacing the punch body; The angle adjusting mechanism comprises a rod body, a first plate, a second plate and an adjusting piece, wherein the rod body is fixedly arranged in the first plate, the first plate is embedded in a groove part of the second plate, the rod body is rotationally connected with the second plate through a bearing, and the top of the mounting frame is provided with the adjusting piece for synchronously rotating the first plate and the second plate. Preferably, the regulating part comprises a push plate, a groove body, a double-threaded rod and a positioning part, the groove body is arranged in the installation frame, the double-threaded rod is rotationally arranged in the installation frame, the push plate is arranged on two sides of the surface of the double-threaded rod in a threaded mode, the two push plates are respectively hinged to the bottoms of the first plate and the second plate, and the positioning part fixed to the push plate is arranged at the bottom of the installation frame. Preferably, the locating piece includes installation pole, stop bolt and thread groove, installation frame bottom fixed mounting has three installation pole, all slidable mounting has stop bolt in the three installation pole, and the thread groove is located the surface of second board bottom push pedal, the tight push pedal of roof behind stop bolt screw in thread groove to restriction push pedal displacement. Preferably, the top of the double-threaded rod is provided with a protective cover, the protective cover is fixed in the groove body, and the two push plates are in sliding contact with the outer wall of the protective cover. Preferably, the punch replacing mechanism comprises a floating platform, a sliding rail, a sliding groove and a collision piece, wherein the sliding groove is formed in the bottom of the floating platform, the sliding rail matched with the sliding groove is arranged at the top of the punch body, and the collision piece is used for preventing the sliding rail from falling off from the sliding groove. Preferably, the conflict piece includes recess, conflict frame, spring and fixed plate, set up flutedly in the floating platform, and sliding mounting has the conflict frame with slide rail one end laminating in the recess, conflict frame inner wall bottom all is equipped with the spring, and two spring tops are located the fixed plate bottom, and fixed plate fixed mounting is in the recess. Preferably, the two springs are internally provided with slide bars, the surfaces of the slide bars are slidably arranged in the fixed plates, and the lower ends of the two slide bars are arranged at