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CN-122007947-A - Detachable multipurpose spare part anchor clamps sub-assembly

CN122007947ACN 122007947 ACN122007947 ACN 122007947ACN-122007947-A

Abstract

The invention relates to the technical field of part clamps and discloses a detachable multipurpose part clamp assembly, which comprises a workbench, a fixing plate and a quick-release assembly, wherein the workbench is used as an installation foundation of the whole clamp, the fixing plate is fixedly arranged at the top of the workbench through the quick-release assembly, the dismounting efficiency is improved through connection of a dovetail groove connecting structure and a standardized quick-release assembly, a clamping block is folded through pressing under a locking ring, firm axial locking is realized, the structure is simple, the operation is rapid, the connecting rigidity is high, the vibration and cutting force requirements in the processing process can be met, the clamping force can be uniformly dispersed on a plurality of contact points through adopting a plurality of independent floating clamping pins and a plurality of prepressing springs according to the outline of a workpiece contact surface, and the flexible, high-precision and stable self-adaptive clamping is realized by effectively avoiding clamping deformation or damage caused by local uneven workpiece or thin wall and easy deformation.

Inventors

  • DU YINGLIU
  • LIN XIN
  • MA ZHIAN

Assignees

  • 安徽应流机电股份有限公司

Dates

Publication Date
20260512
Application Date
20260319

Claims (10)

  1. 1. The utility model provides a detachable multipurpose spare part anchor clamps sub-assembly, includes workstation (1), the top fixedly connected with fixed plate (2) of workstation (1), its characterized in that: The quick-release assembly (3) is arranged at the joint of the fixed plate (2) and the workbench (1), the quick-release assembly (3) comprises a bolt (30), a supporting shaft (31), a clamping block (32), a first spring (33) and a locking ring (34), the main body part of the bolt (30) penetrates through corresponding through holes on a part to be connected, the two ends of the supporting shaft (31) are fixed in the inside of the top end of the bolt (30), the middle part of the clamping block (32) is provided with a through hole and is rotationally sleeved on the supporting shaft (31), the two ends of the clamping block (32) are accommodated in a sliding groove formed in the top end of the bolt (30) and can slide along the sliding groove, the bottom of the clamping block (32) is provided with an inclined surface or an arc surface, the first spring (33) is arranged in the inside of the clamping block (32) or is propped against the side surface of the clamping block, the two ends of the bolt (32) have an elastic force of an outward opening trend, the locking ring (34) is sleeved on the upper side of the part to be connected and is positioned on the upper side of the locking part to be pressed against the locking ring (30) or the lower side of the clamping block (32) when the elastic force is overcome, thereby locking the bolt (30) and the components connected thereto; The device comprises a fixed plate (2), a supporting plate (4), two positioning plates (5), two symmetrically arranged clamping arm units, a plurality of groups of quick-release assemblies (3) and a clamping driving assembly (6), wherein the bottom of the supporting plate (4) is detachably arranged above the fixed plate (2) through at least one group of first dovetail groove connecting structures, the two positioning plates (5) are respectively detachably arranged on two opposite side surfaces of the supporting plate (4) through a second dovetail groove connecting structure, guide grooves are respectively formed in the inner parts of the positioning plates (5) along the vertical direction, the groups of quick-release assemblies (3) at least comprise a first quick-release assembly used for locking the fixed plate (2) on the workbench (1), the groups of second quick-release assemblies are used for connecting moving parts, the clamping driving assembly (6) is detachably arranged on the side surfaces of the fixed plate (4) through at least one group of second quick-release assemblies, each clamping arm unit comprises an upper lifting rod (65) and a lower lifting rod (66), one end of each upper lifting rod (65) and one end of each lower lifting rod (66) are hinged with the corresponding second quick-release assembly (65) and the corresponding to the corresponding clamping arm unit (66) and are used for executing the movement of the upper lifting rod (65) and the middle part (65) and the other end of the lifting rod (66) through the second quick-release assembly and the middle part (65) and the clamping driving assembly (66), the clamping driving assembly (6) is used for driving the uploading rods (65) and the downloading rods (66) of the two clamping arm units to synchronously move towards each other or away from each other so as to clamp and unclamp parts.
  2. 2. The detachable multipurpose part clamp assembly according to claim 1, wherein the clamping driving assembly (6) comprises a cylinder (60), a fixed shaft (61), a first connecting rod (63), a second connecting rod (67), a first transmission rod group (64) and a second transmission rod group (68), the cylinder (60) is mounted on the side surface of the supporting plate (4) through the second quick-release group, the end part of a piston rod of the cylinder is connected with the fixed shaft (61), the middle part of the first connecting rod (63) is fixedly connected with the fixed shaft (61) through a first bolt (62), two ends of the first connecting rod (63) are respectively connected with guide grooves on two positioning plates (5) in a sliding manner through the second quick-release group, the first transmission rod group (64) comprises two first transmission rods, one end of each first transmission rod is hinged with the end part of the first connecting rod (63) through the second quick-release group, the other end of each first transmission rod is simultaneously connected with the corresponding upper and lower fixing rods (67) through the same quick-release group and the second connecting rods (67) through the second quick-release plates (67) through the second bolts, the two ends of the first transmission rod groups are respectively connected with the two guide grooves (67) on the top parts (5) through the two quick-release plates (67), the second transmission rod groups (68) comprise two second transmission rods, one end of each second transmission rod is movably connected with the end part of the second connecting rod (67) through the second quick-release group, and the other end of each second transmission rod is hinged with the middle parts of the corresponding uploading rod (65) and the corresponding downloading rod (66) through the second quick-release group.
  3. 3. The removable multi-purpose part clamp assembly of claim 1, wherein the bottom edge of the locking ring (34) is provided with a bayonet or recess matching the shape of the surface of the part to be locked to enhance stability when locked.
  4. 4. The detachable multipurpose part clamp assembly according to claim 1, wherein the first dovetail groove connection structure includes a dovetail block provided on a top surface of the fixing plate (2) and a dovetail groove provided on a bottom surface of the supporting plate (4), and the second dovetail groove connection structure includes a dovetail block provided on a side surface of the positioning plate (5) and a dovetail groove provided on a side surface of the supporting plate (4).
  5. 5. The detachable multipurpose part clamp assembly according to claim 2, wherein two first drive rods of the first drive rod group (64) are respectively connected with two second drive rods of the second drive rod group (68) in an articulated manner by means of separate quick-release assemblies (3).
  6. 6. The detachable multipurpose part clamp assembly according to claim 1, wherein the working part performing the clamping action is an adaptive clamping component (7) detachably mounted to the other ends of the uploading rod (65) and the downloading rod (66) through the quick-release component (3).
  7. 7. The detachable multipurpose part clamp assembly according to claim 7, wherein the adaptive clamp assembly (7) includes a clamp plate (70) as a mounting base, a plurality of clamp pins (77) arranged along a clamping surface of the clamp plate (70), each clamp pin (77) being independently slidable in a direction perpendicular to the clamping surface, a plurality of second springs (76), each second spring (76) being correspondingly sleeved on a rear portion of one clamp pin (77) for providing a pre-tightening force for extending the clamp pin (77) forward, and a cam adjusting mechanism including a rotation shaft (71) rotatably mounted in the clamp plate (70) and a cam lever (73) fixed to the rotation shaft (71), a contour surface of the cam lever (73) being simultaneously abutted against rear ends of all the second springs (76), the position of the cam lever (73) being changeable by rotating the rotation shaft (71), thereby synchronously adjusting initial extending amounts of all the clamp pins (77).
  8. 8. The removable multi-purpose component clamp assembly of claim 8, wherein the cam adjustment mechanism further comprises a ratchet locking structure comprising a first ratchet ring (74) secured to the clamp plate (70) and a second ratchet ring (75) secured to an end of the rotating shaft (71) and a stop ring (72) secured to an end of the rotating shaft (71), the first ratchet ring (74) engaging a tooth surface of the second ratchet ring (75) for preventing accidental rotation of the rotating shaft (71) after adjustment, with the stop ring (72) limiting the rotating shaft (71).
  9. 9. The removable multi-purpose part clamp assembly of claim 8, wherein a stop block (78) is provided within the clamping plate (70) for limiting the maximum travel of the clamping pin (77).
  10. 10. The detachable multipurpose part clamp assembly according to claim 1, wherein the bolt (30) and the locking ring (34) of the quick-release assembly (3) are made of alloy structural steel, the surfaces of the bolt and the locking ring are carburized or nitrided, and the clamping blocks (32) are made of bearing steel or high-strength alloy steel.

Description

Detachable multipurpose spare part anchor clamps sub-assembly Technical Field The invention relates to the technical field of part clamps, in particular to a detachable multipurpose part clamp assembly. Background The fixture is used for fixing and positioning a workpiece, and ensures that the workpiece is kept stable and motionless in the process of processing, measuring or assembling, but the prior device has some problems in the use process, and the specific steps are as follows: The existing fixed clamp is generally designed for specific workpieces or single working procedure in daily use, has a stiff structure and a narrow application range, and when different sizes and shapes are faced, particularly special-shaped parts are required to be prepared, so that the cost is high, the replacement is complicated and the storage is inconvenient. Disclosure of Invention The invention provides a detachable multipurpose part clamp assembly, which has the advantages of flexible structure, strong expansibility and simple operation, and solves the problems in the background technology. The invention provides a detachable multipurpose part clamp assembly, which comprises the following technical scheme: The quick-release assembly comprises a bolt, a supporting shaft, a clamping block, a first spring and a locking ring, wherein the main body part of the bolt penetrates through corresponding through holes in a part to be locked, two ends of the supporting shaft are fixed in the inside of the top end of the bolt, the middle part of the clamping block is provided with the through holes and rotationally sleeved on the supporting shaft, two ends of the clamping block are accommodated in a sliding groove formed in the top end of the bolt and can slide along the sliding groove, the bottom of the clamping block is provided with an inclined plane or an arc surface, the first spring is arranged in the inside of the clamping block or is propped against the side surface of the clamping block and is used for providing elastic force which enables two ends of the clamping block to have outward opening trend, the locking ring is sleeved on the bolt and is positioned above a part to be locked, when the locking ring slides downwards along the bolt, the inner edge or the lower end face of the locking ring is pressed against the inside of the top end of the clamping block, the clamping block is forced to overcome the elastic force of the first spring, the bottom of the clamping block is provided with an inclined plane or an arc surface, the first spring is arranged at the bottom of the clamping block, and the locking part is connected with the locking part in a closed way, and the locking part is closed inwards The clamping device comprises a supporting plate, two positioning plates, two clamping arm units, an upper clamping arm unit, a lower clamping arm unit, a guide groove, a plurality of groups of quick-release assemblies and a clamping driving assembly, wherein the bottom of the supporting plate is detachably arranged above the fixing plate through at least one group of first dovetail groove connecting structures, the two positioning plates are detachably arranged on two opposite sides of the supporting plate through second dovetail groove connecting structures, the guide groove is respectively formed in the inner part of each positioning plate along the vertical direction, the plurality of groups of quick-release assemblies at least comprise a first quick-release assembly used for locking the fixing plate on a workbench, the plurality of groups of second quick-release assemblies used for connecting a moving part, the clamping driving assembly is detachably arranged on the side surface of the supporting plate through at least one group of second quick-release assemblies, the clamping arm units are symmetrically arranged, each clamping arm unit comprises an upper clamping rod and a lower clamping driving assembly, one end of each upper clamping rod is hinged with the corresponding clamping driving assembly through the second quick-release assembly, the middle parts of the upper clamping rod and the lower clamping rod are movably connected with the guide groove on the positioning plate through sliding pins, and the other ends of the other clamping arms are used for installing the opposite clamping arms to move synchronously. In a preferred embodiment, the clamping driving assembly comprises an air cylinder, a fixed shaft, a first connecting rod, a second connecting rod, a first transmission rod group and a second transmission rod group, the air cylinder is installed on the side surface of the supporting plate through a second quick-release group, the end portion of a piston rod of the air cylinder is connected with the fixed shaft, the middle portion of the first connecting rod is fixedly connected with the fixed shaft through a first bolt, two ends of the first connecting rod are respectively connected with two guide grooves on the po