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CN-122008110-A - Supporting leg for heavy-load assembly

CN122008110ACN 122008110 ACN122008110 ACN 122008110ACN-122008110-A

Abstract

The application relates to the technical field of heavy equipment assembly, in particular to a supporting leg for heavy load assembly, which comprises a first magnetic attraction mechanism, a first height adjusting mechanism and a second magnetic attraction mechanism, wherein the first magnetic attraction mechanism is used for being connected with or disconnected from a supporting platform. The first height adjusting mechanism is arranged on the first magnetic attraction mechanism. The second magnetic attraction mechanism is used for being connected with or disconnected from a workpiece to be assembled. The first magnetic attraction mechanism can be used for enabling the supporting leg to be connected with or disconnected from the supporting platform quickly, and the second magnetic attraction mechanism can be used for enabling the supporting leg to be connected with or disconnected from the workpiece to be assembled quickly. The first height adjusting mechanism can drive the second magnetic attraction mechanism to move up and down so as to drive the workpiece to be assembled to move up and down. The second magnetic attraction mechanism can rotate to drive the assembled workpiece to rotate. In the whole, the requirement of multi-dimensional assembly posture adjustment such as height, rotation angle and the like can be met.

Inventors

  • Da Zhenyang
  • SHI PIHANG

Assignees

  • 苏州信能精密机械有限公司

Dates

Publication Date
20260512
Application Date
20260331

Claims (10)

  1. 1. A support foot for heavy duty assembly, comprising: The first magnetic attraction mechanism (110) is used for being connected with or disconnected from a supporting platform matched with the supporting legs; A first height adjustment mechanism (120) mounted on the first magnetic attraction mechanism (110); The second magnetic attraction mechanism (130) is rotatably arranged on the first height adjusting mechanism and used for being connected with or disconnected from a workpiece to be assembled, and the first height adjusting mechanism (120) drives the second magnetic attraction mechanism (130) to move up and down.
  2. 2. The support foot for heavy-duty assembly according to claim 1, wherein said first height adjustment mechanism (120) comprises: the axis of the cylinder body (121) is vertically arranged, and the bottom end of the cylinder body is fixedly connected with the first magnetic attraction mechanism (110); The screw rod (122) is rotatably arranged in the cylinder body (121), and the top end of the screw rod is rotatably connected with the second magnetic attraction mechanism (130); and a nut (123) rotatably mounted on the top of the cylinder (121), the inner wall of which is screwed with the outer wall of the screw (122), and a plurality of operation rods (1231) are formed on the outer wall along the circumferential direction.
  3. 3. The support foot for heavy load assembly according to claim 2, wherein a first guide hole (1211) is formed in a vertical direction on a side wall of the cylinder (121), and graduation marks (1212) are provided in a vertical direction on an outer wall; The first height adjustment mechanism (120) further includes: The rotation stopping key (124) is slidably arranged in the first guide hole (1211) and detachably connected with the bottom end of the screw rod (122), and an indication groove (1241) is formed at one end far away from the screw rod (122).
  4. 4. Support foot for heavy load assembly according to claim 2, characterized in that the outer wall of the bottom end of the nut (123) is formed with a compression collar (1232); The first height adjustment mechanism (120) further includes: A bearing (125) for rotatably connecting the bottom end of the nut (123) with the top of the cylinder (121); the compression ring (126) is detachably arranged at the top end of the cylinder body (121), and the bottom surface of the compression ring is propped against the top surface of the compression convex ring (1232); And the anti-falling block (127) is detachably arranged at the top end of the screw rod (122) and is positioned above the top surface of the second magnetic attraction mechanism (130).
  5. 5. The support foot for heavy-duty assembly according to any one of claims 1 to 4, wherein said second magnetic attraction mechanism (130) comprises: A first housing (131) having a first through hole (1311) with a vertically arranged axis formed on one side, a second through hole (1312) with a horizontally arranged axis formed on the upper portion of the other side, and two first receiving grooves (1313) formed on the lower portion of the other side; a first bushing (132) for rotatably connecting the inner wall of the first through hole (1311) and the outer wall of the screw (122); The first fixing magnet (133) is arranged in a plurality of first accommodating grooves (1313), and at least one first fixing magnet (133) is arranged in one first accommodating groove (1313); a side plate (134) detachably attached to the open sides of the two first accommodation grooves (1313); a first rotation shaft (135) rotatably provided in the second through hole (1312), the side wall being formed with a first fixing groove (1351) in the axial direction; a second sleeve (136) for rotationally connecting an inner wall of the second through hole (1312) with an outer wall of the first rotation shaft (135); A plurality of first follower magnets (137) which are respectively installed in the first fixing grooves (1351) and rotate along with the first rotating shaft (135); And one end of the first deflector rod (138) is detachably connected with one end of the first rotating shaft (135) and is used for driving the first rotating shaft (135) to rotate.
  6. 6. The support leg for heavy load assembly according to claim 5, wherein a second accommodation groove (1314), a first rotation limiting groove and two third accommodation grooves (1315) are formed at an upper portion of the other side of the first housing (131), and an axis of the first rotation limiting groove is perpendicular to and communicates with an axis of the second accommodation groove (1314); the second magnetic attraction mechanism (130) further includes: a first spring (1391) which is inserted into the second accommodation groove (1314); The first safety rod (1392) is arranged in the second accommodating groove (1314), one end of the first safety rod is fixedly connected with one end of the first spring (1391), and the other end of the first safety rod extends out of the second accommodating groove (1314); A first rotation limiting pin (1393) slidably disposed in the first rotation limiting slot, wherein one end of the first rotation limiting pin is detachably connected with one end of the first safety lever (1392) close to the first spring (1391); The two first limiting rods (1394) are arranged in the third accommodating grooves (1315) in a one-to-one correspondence with the two third accommodating grooves (1315), and one ends of the two first limiting rods (1394) extend out of the corresponding third accommodating grooves (1315) respectively.
  7. 7. The support foot for heavy-duty assembly according to any one of claims 1 to 4, wherein said first magnetic attraction mechanism (110) comprises: A second housing (111) having a support plate (1111) formed on one side thereof, a third through hole (1112) having a horizontally disposed axis formed on the other side thereof, and two fourth receiving grooves (1113) formed on the top end of the other side thereof, wherein the top end of the support plate (1111) is fixedly connected to the bottom end of the first height adjusting mechanism (120); The second fixed magnets (112) are a plurality of, at least one second fixed magnet (112) is arranged in one of the fourth accommodating grooves (1113), and at least one second fixed magnet (112) is arranged in the other fourth accommodating groove (1113); a cover plate (113) detachably connected to the top end of the second housing (111); A second rotation shaft (114) rotatably provided in the third through hole (1112), and having a second fixing groove formed in the side wall in the axial direction; a third sleeve (115) for rotatably connecting the inner wall of the third through hole (1112) with the outer wall of the second rotation shaft (114); A plurality of second follow-up magnets (116) which are all arranged in the second fixed groove and rotate along with the second rotating shaft (114); And one end of the second deflector rod (117) is detachably connected with one end of the second rotating shaft (114) and is used for driving the second rotating shaft (114) to rotate.
  8. 8. The support leg for heavy load assembly according to claim 7, wherein a fifth accommodation groove (1114), a second rotation limiting groove (1115) and two sixth accommodation grooves (1116) are formed at the other side of the second housing (111), and an axis of the second rotation limiting groove (1115) is perpendicular to and communicates with an axis of the fifth accommodation groove (1114); the first magnetic attraction mechanism (110) further includes: a second spring (118) penetrating into the fifth accommodating groove (1114); The second safety rod (1191) is arranged in the fifth accommodating groove (1114), one end of the second safety rod is fixedly connected with one end of the second spring (118), and the other end of the second safety rod extends out of the fifth accommodating groove (1114), and an inclined plane is formed at one end of the second safety rod (1191) extending out of the fifth accommodating groove (1114); the second rotation limiting pin (1192) is slidably arranged in the second rotation limiting groove (1115), and one end of the second rotation limiting pin is detachably connected with one end, close to the second spring (118), of the second safety rod (1191); the two second limiting rods (1193) are arranged in the sixth containing grooves (1116) in a one-to-one correspondence with the two sixth containing grooves (1116), and one ends of the two second limiting rods (1193) extend out of the corresponding sixth containing grooves (1116) respectively.
  9. 9. The support foot for heavy duty assembly of any of claims 1 to 4, further comprising: an angle adjusting mechanism (140) mounted on the top of the first magnetic attraction mechanism (110); a second height adjustment mechanism (150) mounted on the top of the angle adjustment mechanism (140), the first height adjustment mechanism (120) being mounted on the top; The angle adjusting mechanism (140) is used for adjusting the included angle between the top surface of the second magnetic attraction mechanism (130) and the horizontal plane, and the second height adjusting mechanism (150) is used for driving the first height adjusting mechanism (120) and the second magnetic attraction mechanism (130) to move up and down.
  10. 10. The support foot for heavy-duty assembly of claim 9, wherein said angle adjustment mechanism (140) comprises: A fixed plate (141) fixed on the top of the first magnetic attraction mechanism (110), and a first guide groove (1411) is formed at the top end; the movable plate (142) is arranged above the fixed plate (141), and one side of the movable plate is rotationally connected with one side of the fixed plate (141); A screw rod (143) rotatably installed at the top of the fixing plate (141); The screw nut (144) is sleeved on the screw rod (143); A first slider (145) slidably mounted in the first guide groove (1411) along the first guide groove (1411) and fixedly connected to the nut (144); two transmission rods (146), one end of each transmission rod is respectively connected with the first sliding block (145) in a rotating way, and the other end of each transmission rod is respectively connected with the middle part of the movable plate (142) in a rotating way; the first knob (147) is fixed at one end of the screw rod (143) and is used for driving the screw rod (143) to rotate so as to drive the screw nut (144) and the first sliding block (145) to move along the axial direction of the screw rod (143), and then the two transmission rods (146) drive the movable plate (142) to rotate; a rotating rod (148) with an axis parallel to the axis of the screw rod (143) and rotatably installed at the top of the fixing plate (141); A driving gear (1491) sleeved on the rotating rod (148); the driven gear (1492) is sleeved on the screw rod (143), the side wall is in meshed connection with the side wall of the driving gear (1491), and the diameter of the driven gear is larger than that of the driving gear (1491); The second knob (1493) is fixed at one end of the rotating rod (148) and is used for driving the rotating rod (148) to rotate, and then the driving gear (1491) and the driven gear (1492) drive the screw rod (143) to rotate so as to drive the screw nut (144) and the first sliding block (145) to move along the axial direction of the screw rod (143), and thus the two transmission rods (146) drive the movable plate (142) to rotate; The second height adjustment mechanism (150) includes: a fixed seat (151) fixed at the top end of the movable plate (142); the bottom end of the first supporting seat (152) is fixedly connected with the top end of the fixed seat (151); The bottom end of the guide seat (153) is fixedly connected with the top end of the first support seat (152), and a second guide hole (1531) is formed in the guide seat (153); the bottom end of the second supporting seat (154) is fixedly connected with the top end of the guide seat (153), and a sliding rail (1541) is formed on one side surface along the vertical direction; A drive shaft (155) rotatably mounted on the fixed base (151); A driving wheel (156), the middle part of which is fixedly connected with one end of the driving shaft (155), and a spiral raised line (1561) is formed on the side wall along the axial direction along with the rotation of the driving shaft (155), wherein the thickness of the spiral raised line (1561) gradually increases from one end to the other end; a pressing wheel (157) capable of rolling along the spiral protruding strip (1561); the lifting rod (158) is vertically arranged, and the bottom end of the lifting rod is rotationally connected with the pressing wheel (157); The limit sleeve (1591) is sleeved outside the lifting rod (158); One end of the third limiting rod (1592) is inserted into the second guide hole (1531) and can move along the axial direction of the third limiting rod, and the other end of the third limiting rod is fixedly connected with the outer wall of the limiting sleeve (1591); The bottom end of the second sliding block (1593) is fixedly connected with the top end of the lifting rod (158) and moves along with the lifting rod (158); The movable seat (1594) is provided with a second guide groove matched with the second sliding block (1593) at the bottom end, a sliding groove matched with the sliding rail (1541) is formed at one side, and the top end is fixed with the first height adjusting mechanism (120).

Description

Supporting leg for heavy-load assembly Technical Field The application relates to the technical field of heavy equipment assembly, in particular to a supporting leg for heavy load assembly. Background In the field of heavy equipment assembly such as aerospace, rail transit, shipbuilding and the like, a workpiece to be assembled generally has the characteristics of large weight, high requirement on dimensional accuracy, complex assembly posture and the like. At present, a workpiece to be assembled is supported by utilizing hydraulic supporting feet, and the height adjustment is realized through a hydraulic oil cylinder, so that the hydraulic support has larger bearing capacity. The prior art scheme has the defects that the prior supporting legs can only realize height adjustment, cannot meet the multi-dimensional assembly posture adjustment requirements of height, inclination angle, rotation angle and the like, and are difficult to adapt to the assembly requirements of heavy equipment. Disclosure of Invention In order to meet the requirement of multi-dimensional assembly posture adjustment, the application provides a supporting leg for heavy-duty assembly. The application provides a supporting leg for heavy load assembly, which adopts the following technical scheme: A support foot for heavy duty assembly, comprising: The first magnetic attraction mechanism is used for being connected with or disconnected from a supporting platform matched with the supporting legs; The first height adjusting mechanism is arranged on the first magnetic attraction mechanism; the second magnetic attraction mechanism is rotatably arranged on the first height adjusting mechanism and used for being connected with or disconnected from a workpiece to be assembled, and the first height adjusting mechanism drives the second magnetic attraction mechanism to move up and down. By adopting the technical scheme, the supporting leg and the supporting platform can be connected or disconnected rapidly by utilizing the supporting leg and the workpiece to be assembled can be connected or disconnected rapidly by utilizing the second magnetic attraction mechanism. The first height adjusting mechanism can drive the second magnetic attraction mechanism to move up and down so as to drive the workpiece to be assembled to move up and down, and then the height of the workpiece to be assembled is adjusted. The second magnetic attraction mechanism can rotate to drive the assembly workpiece to rotate, and then the rotation angle of the workpiece to be assembled is adjusted. In the whole, the requirement of multi-dimensional assembly posture adjustment such as height, rotation angle and the like can be met. The application is further arranged that the first height adjustment mechanism comprises: The axis of the cylinder body is vertically arranged, and the bottom end of the cylinder body is fixedly connected with the first magnetic attraction mechanism; The screw rod is rotatably arranged in the cylinder body, and the top end of the screw rod is rotationally connected with the second magnetic attraction mechanism; The nut is rotatably arranged at the top of the cylinder body, the inner wall is in threaded connection with the outer wall of the screw rod, and a plurality of operating rods are formed on the outer wall along the circumferential direction. By adopting the technical scheme, the human hand drives the rotary nut to rotate so as to drive the screw rod to move up and down, and further drive the second magnetic attraction mechanism and the workpiece to be assembled to move up and down. The screw rod is mutually matched with the nut, so that the accuracy of height adjustment is guaranteed. The application is further provided with a first guide hole formed on the side wall of the cylinder body along the vertical direction, and scale marks are formed on the outer wall along the vertical direction; The first height adjustment mechanism further includes: the rotation stopping key is slidably arranged in the first guide hole and detachably connected with the bottom end of the screw rod, and an indication groove is formed at one end far away from the screw rod. The application is further provided that a pressed convex ring is formed on the outer wall of the bottom end of the nut; The first height adjustment mechanism further includes: the bearing is used for enabling the bottom end of the nut to be rotationally connected with the top of the cylinder body; the compression ring is detachably arranged at the top end of the cylinder body, and the bottom surface of the compression ring is propped against the top surface of the compressed convex ring; The anti-drop block is detachably arranged at the top end of the screw rod and is positioned above the top surface of the second magnetic attraction mechanism. The application is further arranged that the second magnetic attraction mechanism comprises: A first shell, one side of which is provided with a first through