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CN-224209514-U - High-speed motorized spindle production and processing drilling is with compressing tightly device of locking it

CN224209514UCN 224209514 UCN224209514 UCN 224209514UCN-224209514-U

Abstract

The utility model belongs to the technical field of high-speed electric spindle production and processing, in particular to a compression locking device for high-speed electric spindle production and processing drilling, which comprises a mounting plate, an elbow clamp pressing mechanism and a pressing supplementary mechanism, the pressing-down supplementing mechanism is arranged on the elbow clamp pressing-down mechanism and corresponds to the groove seat up and down, the groove seat is fixed on the mounting plate, and the elbow clamp pressing-down mechanism is arranged on the mounting plate. The utility model can realize the rapid clamping and fixing of the electric spindle through the linkage cooperation of the elbow clamp pressing mechanism and the pressing and supplementing mechanism, wherein the elbow clamp pressing mechanism provides main clamping force to meet the requirement of industrial production on clamping efficiency, and the pressing and supplementing mechanism regulates and enhances the clamping force when the fixed grooved plate is worn through the pressure compensation mechanism, thereby ensuring the positioning stability in long-term use and the positioning precision in drilling processing. The design obviously improves the adaptability of the device to the processing of the electric spindle, and simultaneously gives consideration to the operation convenience and the process reliability.

Inventors

  • WU BAOCHENG

Assignees

  • 河南鼎坚机械科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (7)

  1. 1. The compression locking device for the high-speed electric spindle production, processing and drilling is characterized by comprising a mounting plate (1), an elbow clamp pressing mechanism (2) and a pressing supplementing mechanism (3), wherein the pressing supplementing mechanism (3) is arranged on the elbow clamp pressing mechanism (2) and corresponds to a groove seat (4) up and down, the groove seat (4) is fixed on the mounting plate (1), and the elbow clamp pressing mechanism (2) is arranged on the mounting plate (1); the elbow clamp pushing mechanism (2) comprises a tensile frame (21), a turnover arm (22) and two fixed pressing groove plates (25), wherein the two fixed pressing groove plates (25) are symmetrically arranged above a groove seat (4), the two fixed pressing groove plates (25) are respectively fixedly arranged at two sides of a vertical arm (24), the turnover arm (22) is sleeved in the tensile frame (21), one side of the turnover arm is fixedly connected with the side face of the vertical arm (24), the other side of the turnover arm is connected with the upper sides of the two fixed plates (23) through a rotating shaft, the lower sides of the tensile frame (21) are rotatably arranged on the fixed plates (23), and a lower clamping mechanism for limiting the upward turnover angle of the turnover arm (22) is arranged in the tensile frame (21); The pressing and supplementing mechanism (3) comprises two adjusting grooved plates (31), two expansion blocks (35) and a double threaded rod (36), wherein the two adjusting grooved plates (31) are arranged between the two fixed grooved plates (25) and are attached to the two fixed grooved plates and correspond to the groove seats (4) up and down, the two adjusting grooved plates (31) are respectively provided with an upward pushing elastic mechanism matched with the vertical arm (24), the two expansion blocks (35) are arranged between the two fixed grooved plates (25) and are correspondingly contacted with the surfaces of the two adjusting grooved plates (31), the double threaded rod (36) is arranged between the two expansion blocks (35), two groups of threads which rotate to the opposite directions are processed on the double threaded rod (36), and the two groups of threads are respectively matched with the inner side threaded holes of the two expansion blocks (35).
  2. 2. The compression locking device for high-speed motorized spindle production and processing drilling is characterized in that the upward pushing elastic mechanism comprises a guide rod (32), an upward pushing spring (33) and a compression nut (34), the upward pushing spring (33) is arranged above the vertical arm (24), the guide rod (32) penetrates through the vertical arm (24) in a sliding mode and is coaxially assembled with the upward pushing spring (33), the guide rod (32) pre-presses the upward pushing spring (33) on the vertical arm (24) through the compression nut (34), and the lower end of the guide rod (32) is fixedly connected with the surface of the adjusting groove plate (31).
  3. 3. The device for compressing and locking the drill hole for the high-speed motorized spindle production and processing of claim 2, wherein a fixing nut (36 a) is arranged on the bottom surface of the vertical arm (24), the fixing nut (36 a) is fixedly arranged in the middle of the double-threaded rod (36), and the lower end of the guide rod (32) is sleeved in an opening concave hole (35 a) formed in the expanding and extruding block (35).
  4. 4. The device for compressing and locking the drill hole for the high-speed motorized spindle production and processing of claim 3, wherein the bottom surface of the expansion block (35) is provided with an inclined extrusion surface (35 b) communicated with the concave hole (35 a), and the inclined extrusion surface (35 b) is correspondingly matched with an obtuse angle surface (31 a) at the corner of the adjusting grooved plate (31).
  5. 5. The device for compressing and locking the drill holes for the high-speed motorized spindle production and processing of claim 4, wherein the lower clamping mechanism comprises two movable shafts (26), a linkage plate (27) and a lap joint limiting frame (28), the two linkage plates (27) are arranged on two sides of an inner overturning arm (22) of the tensile frame (21), the upper end and the lower end of the two linkage plates (27) are respectively and fixedly connected with the two movable shafts (26), and the two movable shafts (26) respectively penetrate through shaft holes of the tensile frame (21) and the overturning arm (22).
  6. 6. The compression locking device for the high-speed motorized spindle production and processing drill holes of claim 5, wherein when the tensile frame (21) and the turnover arm (22) are in a vertical state, two movable shafts (26) are vertically aligned, and a push-pull rod (21 a) is fixedly arranged on the outer surface of the tensile frame (21).
  7. 7. The device for compressing and locking the drill hole for the high-speed motorized spindle production and processing of claim 6, wherein the upper surface of the turnover arm (22) is in contact fit with a lap joint limit frame (28), and the lap joint limit frame (28) is fixedly connected between two linkage plates (27).

Description

High-speed motorized spindle production and processing drilling is with compressing tightly device of locking it Technical Field The utility model belongs to the technical field of high-speed electric spindle production and processing, and particularly relates to a compression locking device for high-speed electric spindle production and processing drilling. Background In the high-speed motorized spindle production, processing and drilling process, the compression locking device is a key device for ensuring the processing precision and the safety. The prior art compression locking device mainly adopts a simple mechanical clamping or hydraulic fixing mode, and can realize a basic compression function, but has a plurality of defects in practical application, namely firstly, the operation flow of the traditional compression device is complicated, multiple times of adjustment and fixation are needed, the production efficiency is reduced, the labor intensity of operators is increased, secondly, the prior device lacks an effective pressure compensation mechanism, the compression force is gradually reduced due to mechanical abrasion in the long-term use process, the stable locking and positioning effect cannot be maintained, the processing precision is seriously affected, and in addition, the prior device generally has the problems of poor adaptability, time consumption for adjustment and the like. Therefore, aiming at the technical bottlenecks, the utility model provides a compression locking device for high-speed motorized spindle production and processing drilling, which effectively solves the problems through innovative structural design. Disclosure of utility model The utility model aims to provide a compression locking device for high-speed motorized spindle production, processing and drilling, which can solve the technical problems. The technical scheme adopted by the utility model is as follows: The utility model provides a compression locking device for high-speed motorized spindle production and processing drilling, which comprises a mounting plate, an elbow clamp pressing mechanism and a pressing supplementary mechanism, wherein the pressing supplementary mechanism is arranged on the elbow clamp pressing mechanism and corresponds to a groove seat up and down, the groove seat is fixed on the mounting plate, and the elbow clamp pressing mechanism is arranged on the mounting plate; the elbow clamp pushing mechanism comprises a tensile frame, two turning arms and two fixed groove pressing plates, wherein the two fixed groove pressing plates are symmetrically arranged above a groove seat, the two fixed groove pressing plates are respectively and fixedly arranged on two sides of a vertical arm, the turning arms are sleeved in the tensile frame, one sides of the turning arms are fixedly connected with the side faces of the vertical arms, the other sides of the turning arms are connected with the upper sides of the two fixed plates through rotating shafts, the lower sides of the tensile frame are rotatably arranged on the fixed plates, and a lower clamping mechanism for limiting the upward turning angle of the turning arms is arranged in the tensile frame; The pressing and supplementing mechanism comprises two adjusting groove pressing plates, two expanding and extruding blocks and a double-threaded rod, wherein the two adjusting groove pressing plates are arranged between the two fixed groove pressing plates and are attached to the two fixed groove pressing plates and correspond to the groove seat up and down, the two adjusting groove pressing plates are respectively provided with an upward pushing elastic mechanism matched with the vertical arm, the two expanding and extruding blocks are arranged between the two fixed groove pressing plates and correspondingly contact with the surfaces of the two adjusting groove pressing plates, the double-threaded rod is arranged between the two expanding and extruding blocks, two groups of threads with opposite rotation directions are processed on the double-threaded rod, and the two groups of threads are respectively matched with the inner side threaded holes of the two expanding and extruding blocks. Preferably, the upward pushing elastic mechanism comprises a guide rod, an upward pushing spring and a compression nut, wherein the upward pushing spring is arranged above the vertical arm, the guide rod penetrates through the vertical arm in a sliding mode and is assembled coaxially with the upward pushing spring, the guide rod pre-presses the upward pushing spring on the vertical arm through the compression nut, and the lower end of the guide rod is fixedly connected with the surface of the adjusting groove plate. Preferably, a fixing nut is arranged on the bottom surface of the vertical arm, the fixing nut is fixedly arranged at the middle position of the double-threaded rod, and the lower end of the guide rod is sleeved in an opening concave hole formed in the expansion