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CN-122007514-A - Radial clamp fixture with adjustable large-scale ring gear processing is with

CN122007514ACN 122007514 ACN122007514 ACN 122007514ACN-122007514-A

Abstract

The invention relates to the technical field of gear ring machining, in particular to an adjustable radial clamping tool for machining a large gear ring, which comprises a waste liquid collecting box, a supporting frame fixedly arranged on the waste liquid collecting box, and a primary clamping assembly, wherein the primary clamping assembly comprises two first clamping blocks and a plurality of second clamping blocks which are circumferentially distributed, the two first clamping blocks are distributed at two ends of the circumferential diameter, a clamping adjusting assembly for driving the first clamping blocks and the second clamping blocks to clamp a blank is arranged on the supporting frame, the clamping adjusting assembly drives the second clamping blocks to loosen the blank after the blank is machined to the semi-finished product, the semi-finished product does not need to be hoisted and transferred again, the risk exposure of the precise semi-finished product is reduced, the rejection possibility of the whole semi-finished product is further reduced, the production efficiency is improved, a larger avoiding space is not required to be reserved by matching hoisting equipment, the occupied space of the equipment is reduced, and the space utilization rate is improved.

Inventors

  • HAN JUN
  • GE FUGUO
  • YANG MEI

Assignees

  • 泰州凡羽精密齿轮制造有限公司

Dates

Publication Date
20260512
Application Date
20260414

Claims (12)

  1. 1. The utility model provides a radial clamp frock with adjustable large-scale ring gear processing, includes waste liquid collecting box (1) and fixed mounting in support frame (2) on waste liquid collecting box (1), its characterized in that still includes: The primary clamping assembly comprises two first clamping blocks (5) and a plurality of second clamping blocks (6) which are circumferentially distributed, wherein the two first clamping blocks (5) are distributed at two ends of the circumference, a clamping adjusting assembly for driving the first clamping blocks (5) and the second clamping blocks (6) to clamp a blank is arranged on the support frame (2), after the blank is processed to a semi-finished product, the clamping adjusting assembly drives the second clamping blocks (6) to loosen the semi-finished product, and then the clamping adjusting assembly drives the two first clamping blocks (5) to overturn the semi-finished product to prepare secondary processing; The secondary clamping assembly comprises a positioning support structure which is slidably connected onto the waste liquid collecting box (1) and used for supporting a semi-finished product, and a pressing structure which is arranged above the positioning support structure and used for pressing the top of the semi-finished product, the pressing structure is slidably connected with the positioning support structure, after the semi-finished product is overturned, the positioning support structure moves upwards to jack up the semi-finished product and correct the circle center position of the semi-finished product, then the clamping adjustment assembly drives the first clamping block (5) to loosen the semi-finished product, the pressing structure above presses down to clamp the semi-finished product, the positioning support structure moves upwards to a preset height, and the clamping adjustment assembly drives the first clamping block (5) and the second clamping block (6) to move towards the positioning support structure to support the lower part of the positioning support structure.
  2. 2. The adjustable radial clamping tool for machining the large gear ring according to claim 1, wherein the first clamping block (5) and the second clamping block (6) are respectively provided with a first supporting groove (12) for supporting the blank, and two protruding blocks (13) for clamping the blank are fixedly connected to the inner wall of the first supporting groove (12).
  3. 3. The adjustable radial clamping tool for machining the large gear ring according to claim 1, wherein the clamping adjustment assembly comprises a first translation frame (3) rotatably mounted on a first clamping block (5) and a second translation frame (4) fixedly mounted on a second clamping block (6), a positioning piece for positioning the first clamping block (5) is mounted on the first translation frame (3), a guide device matched with the first translation frame (3) and the second translation frame (4) is mounted on the support frame (2), the first translation frame (3) and the second translation frame (4) are connected with corresponding lifting seats (7) through telescopic connectors, the lifting seats (7) adjust initial positions of the first translation frame (3) or the second translation frame (4) through telescopic connectors, lifting units for driving a plurality of lifting seats (7) to move in the vertical direction are mounted on the support frame (2), and the lifting units drive a plurality of lifting seats (7) to move in the vertical direction, and the lifting seats (7) push the corresponding lifting seats (7) to translate through the first translation frame (3) or the second translation frame (4) through telescopic connectors.
  4. 4. The adjustable radial clamping tool for machining the large gear ring according to claim 3, wherein the lifting unit comprises a first lifting ring (8) arranged above the supporting frame (2), a second lifting ring (9) is arranged above the first lifting ring (8), a plurality of first hydraulic telescopic rods (10) are fixedly connected to the supporting frame (2), the telescopic ends of the first hydraulic telescopic rods (10) are fixedly connected with the tops of the second lifting rings (9), a plurality of second hydraulic telescopic rods (11) are fixedly connected to the first lifting ring (8), the telescopic ends of the second hydraulic telescopic rods (11) are fixedly connected with the tops of the first lifting rings (8), lifting seats (7) positioned above the first translation frame (3) are fixedly connected with the second lifting rings (9) through fixing plates (50), and the fixing plates (50) penetrate through the first lifting rings (8), and the lifting seats (7) positioned above the second translation frame (4) are fixedly connected with the bottoms of the first lifting rings (8).
  5. 5. The adjustable radial clamping tool for machining the large gear ring according to claim 3, wherein the guide comprises a plurality of guide sleeves (20) fixedly installed on the supporting frame (2), guide plates (21) are fixedly connected to the first translation frame (3) and the second translation frame (4), and the guide plates (21) penetrate through the corresponding guide sleeves (20).
  6. 6. The adjustable radial clamping tool for machining the large gear ring according to claim 3, wherein the telescopic connecting piece comprises a rotary sleeve (14) rotatably installed on the lifting seat (7), the first translation frame (3) and the second translation frame (4) are rotatably connected with first sliding plates (15), the first sliding plates (15) penetrate through the corresponding rotary sleeve (14), and a dead lock for positioning the first sliding plates (15) is installed on the rotary sleeve (14).
  7. 7. The adjustable radial clamping tool for machining the large gear ring according to claim 6, wherein the dead lock comprises a movable plate (17) arranged below the rotary sleeve (14), the movable plate (17) is connected with the rotary sleeve (14) through a plurality of first extension springs (19), the rotary sleeve (14) is penetrated with a plugboard (18), the plugboard (18) is fixedly connected with the movable plate (17), the first sliding plate (15) is provided with a plurality of first jacks (16) matched with the plugboard (18), and the end part of the plugboard (18) is positioned in one corresponding first jack (16).
  8. 8. The adjustable radial clamping tool for machining the large gear ring according to claim 3, wherein the positioning piece comprises at least one supporting plate (32) arranged below the first clamping block (5), the top of the supporting plate (32) is abutted against the bottom of the first clamping block (5), the supporting plate (32) penetrates through the corresponding first translation frame (3), two limiting blocks (33) are fixedly connected to the bottom of the supporting plate (32), and the two adjacent limiting blocks (33) are respectively located on two sides of the first translation frame (3).
  9. 9. The adjustable radial clamping tool for machining the large gear ring according to claim 1, wherein a clamping plate (22) is arranged above the first clamping block (5), a plurality of screw rods (23) are fixedly connected to the first clamping block (5), the screw rods (23) penetrate through the clamping plate (22), and nuts (24) located above the clamping plate (22) are sleeved outside the screw rods (23).
  10. 10. The adjustable radial clamping tool for machining the large gear ring according to claim 1, wherein the positioning support structure is slidably connected with the waste liquid collecting box (1) through a third hydraulic telescopic rod (26), the third hydraulic telescopic rod (26) is fixedly mounted at the bottom of the waste liquid collecting box (1), the bottom of the waste liquid collecting box (1) is fixedly connected with a plurality of support legs, the telescopic end of the third hydraulic telescopic rod (26) penetrates through the waste liquid collecting box (1) and is fixedly connected with the positioning support structure, the pressing structure and the positioning support structure are slidably connected through a fourth hydraulic telescopic rod (28), the fourth hydraulic telescopic rod (28) is fixedly mounted at the bottom of the positioning support structure, and the telescopic end of the fourth hydraulic telescopic rod (28) penetrates through the positioning support structure and is fixedly connected with the pressing structure.
  11. 11. The adjustable radial clamping tool for processing the large gear ring according to claim 10, wherein the positioning support structure comprises a first lifting plate (25) arranged in the waste liquid collecting box (1), the telescopic end of a third hydraulic telescopic rod (26) is fixedly connected with the bottom of the first lifting plate (25), a fourth hydraulic telescopic rod (28) is fixedly arranged at the bottom of the first lifting plate (25), a plurality of first rotating arms (34) are rotatably connected to the first lifting plate (25), a second sliding plate (35) is slidably arranged on the first rotating arms (34), one end, far away from the first lifting plate (25), of the second sliding plate (35) is fixedly connected with a support block (36), a second support groove (37) for supporting a semi-finished product is formed in the support block (36), a positioning part (38) for supporting the inner wall of the semi-finished product is fixedly connected to the inner wall of the second support groove (37), a shielding sleeve (30) is sleeved outside the first lifting plate (25), the bottom end of the shielding sleeve (30) and the inner wall bottom of the waste liquid collecting box (1) are rotatably connected with a plurality of first rotating arms (34) through the shielding part (31), a plurality of inclined plane (42) are fixedly connected with the first rotating arms (34) and are abutted against the inner wall (30), fixed disk (40) is fixedly connected with on inserted bar (39), fixed disk (40) and first swinging boom (34) are connected through second extension spring (41), two second jacks (44) have been seted up on second slide (35), and the tip of inserted bar (39) runs through corresponding second jack (44), third supporting groove (49) that are used for carrying out the support to supporting shoe (36) have all been seted up on first grip block (5) and second grip block (6), the bottom fixedly connected with of first lifter plate (25) a plurality of backup pads (43), backup pad (43) are used for supporting first swinging boom (34) that are in the horizontality.
  12. 12. The adjustable radial clamping tool for machining the large gear ring according to claim 11, wherein the pressing structure comprises a second lifting plate (27) arranged above the first lifting plate (25), the telescopic end of the fourth hydraulic telescopic rod (28) penetrates through the first lifting plate (25) and is fixedly connected with the bottom of the second lifting plate (27), a plurality of second rotating arms (45) are rotatably connected to the second lifting plate (27), an iron plate (46) for pressing the top of a semi-finished product is slidably arranged on the second rotating arms (45), a magnet block (47) is arranged at one end of the iron plate (46) facing the second lifting plate (27) in a contact mode, the magnet block (47) is fixedly connected with the second rotating arms (45), an iron frame (48) matched with the magnet block (47) is fixedly connected to the top of the second lifting plate (27), and the iron frame (48) is used for supporting the second rotating arms (45) in a horizontal state, and a shielding cover (29) for shielding the top of the shielding sleeve (30) is fixedly connected to the top of the second lifting plate (27).

Description

Radial clamp fixture with adjustable large-scale ring gear processing is with Technical Field The invention relates to the technical field of gear ring machining, in particular to an adjustable radial clamping tool for machining a large gear ring. Background When a large gear ring is machined, the outer wall of a blank is generally required to be clamped through a primary clamping assembly, then an inner hole and an end face with precise dimensions are turned through a machining mechanism, the undamped position on the outer wall of the blank is machined through the machining mechanism, after the blank is machined to a semi-finished product, the semi-finished product is provided with the precise inner hole and the precise end face, the machined inner hole of the semi-finished product is sleeved on a high-precision mandrel or a positioning ring, the machined end face of the semi-finished product is attached to a clean positioning platform, the semi-finished product is supported through the positioning platform, an axial force is applied from the upper side of the semi-finished product through a pressing plate, the semi-finished product is tightly pressed on the platform, secondary clamping is achieved, any radial clamping force which can cause deformation of the thin-wall semi-finished product is avoided, the force is applied along the axial direction with the best rigidity of the semi-finished product, the positioning standard is unified with the design standard, and therefore extremely design precision is ensured. However, it is worth thinking that when two clamping are all located on same workstation, the workstation is a huge revolving platform, during the first clamping, with radial jack catch centre gripping blank, accomplish the turning of hole and terminal surface, then, loosen the jack catch, hang away the semi-manufactured goods after the processing, clean the workstation back is hung back to the work piece with dabber and location platform that finish machining required, carry out second finish dress clamp and finish machining, this kind of processing mode only needs one set of processing agency, when two clamping agency are located on two workstations respectively, two workstations usually belong to two independent lathes, respectively equipped with one set of processing agency, and pass through automatic logistics system (such as rail car, robot, planer-type manipulator) connection, the blank is processed to semi-manufactured goods after transferring between two independent equipment, both modes all need to be to transfer the semi-manufactured goods, each hoist and mount is once the risk is exposed to the accurate semi-manufactured goods, once bump, it is possible to lead to whole semi-manufactured goods to scrap to transfer the great space of semi-manufactured goods to reserve simultaneously, there is certain limitation to hold. Thus, there is a need for a related installation that is more compatible with the needs of use in order to solve the above-mentioned problems. Disclosure of Invention Therefore, the invention aims to provide an adjustable radial clamping tool for processing a large gear ring, which solves the problem that once the precise semi-finished product is collided, the whole semi-finished product is possibly scrapped due to the fact that each hoisting is exposed at one time. Based on the above purpose, the invention provides an adjustable radial clamping tool for processing a large gear ring, which comprises a waste liquid collecting box and a supporting frame fixedly arranged on the waste liquid collecting box, and further comprises: the primary clamping assembly comprises two first clamping blocks and a plurality of second clamping blocks which are circumferentially distributed, wherein the two first clamping blocks are distributed at two ends of the circumference, a clamping adjusting assembly for driving the first clamping blocks and the second clamping blocks to clamp a blank is arranged on the support frame, after the blank is processed to a semi-finished product, the clamping adjusting assembly drives the second clamping blocks to loosen the semi-finished product, and then the clamping adjusting assembly drives the two first clamping blocks to overturn the semi-finished product to prepare secondary processing; The secondary clamping assembly comprises a positioning support structure which is slidably connected onto the waste liquid collecting box and used for supporting a semi-finished product, and a pressing structure which is arranged above the positioning support structure and used for pressing the top of the semi-finished product, wherein the pressing structure is slidably connected with the positioning support structure, after the semi-finished product is overturned, the positioning support structure moves upwards to jack up the semi-finished product and correct the circle center position of the semi-finished product, then the clamping adjustment assembly drives the f