CN219648502U - Accurate-positioning punching hydraulic machine - Google Patents

Abstract

The utility model discloses a punching hydraulic machine with accurate positioning, which comprises a workbench, a rotary table structure, a bearing seat, a clamping fixing structure and a punching structure, wherein a plurality of supporting legs are arranged at the bottom of the workbench, an annular sliding groove A is formed in the upper surface of the workbench, the rotary table structure is arranged at the upper surface and the lower surface of the workbench, the bearing seat is arranged at the top of the rotary table structure through a plurality of support columns in a erection mode, two penetrating movable grooves are formed in the bearing seat, sliding grooves B are transversely formed in the front inner wall and the rear inner wall of the movable groove, the two movable grooves are symmetrically designed with the transverse center point of the bearing seat, and a placing part is arranged between the two movable grooves. The flange workpiece positioning and fixing device has higher positioning and fixing precision on the flange workpiece, is convenient for a single person to carry out flange unloading work after processing, improves the overall processing efficiency, and then effectively improves the practicability of equipment.

Description

Accurate-positioning punching hydraulic machine

Technical Field

The utility model relates to the technical field of hydraulic press equipment, in particular to a punching hydraulic press with accurate positioning.

Background

Hydraulic presses are machines that use hydrostatic pressure to process products such as metal, plastic, rubber, wood, powder, etc. It is commonly used in pressing and press forming processes such as forging, punching, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting, and the like. In the flange processing process, a hydraulic press is often required to punch the flange as follows.

Through retrieving, the patent of authorizing publication number CN211071449U, a high-efficient hydraulic press that punches a hole is disclosed, belong to hydraulic press equipment technical field, its technical scheme main points are including the organism, be equipped with the drift on the organism, the below of drift is equipped with the workstation, be equipped with the blanking hole on the workstation, the blanking hole is corresponding with the drift, be equipped with the fixing base on the workstation, the intercommunicating pore has been seted up on the fixing base, intercommunicating pore and blanking hole intercommunication, be equipped with on the fixing base and make flange pivoted rotating assembly, rotating assembly includes axis of rotation and driving piece, the axis of rotation is connected with the fixing base rotation, driving piece and rotation axis connection drive axis of rotation, the flange cover is established and is connected with fixed subassembly between axis of rotation and axis of rotation, reach the effect of reducing the time of adjusting the flange.

However, the above patent also has the following optimizations:

the flange is fixed rapidly when being punched, but the flange is inconvenient to discharge, two compression bars are required to be pressed simultaneously to shrink the two compression bars into the two sliding grooves, then the flange can be taken down, the operation difficulty of a single person in actual working is high, time and labor are wasted, the discharging working efficiency is low, the flange is movably sleeved at the outer part of the rotating shaft, the flange is positioned by the rotating shaft, the movable sleeve between the flange and the rotating shaft requires a small gap between at least the inner ring of the flange and the rotating shaft, the circle center of the flange is difficult to be ensured to be relatively consistent with the circle center of the rotating shaft, the multi-point punching accuracy of the flange is influenced more or less, and the practicability is required to be improved.

Disclosure of Invention

The utility model aims to provide a punching hydraulic machine with accurate positioning, so as to solve the problems that when the flange is punched, the flange is fixed quickly, but the flange is inconvenient to discharge, two compression bars are required to be pressed simultaneously to shrink into two sliding grooves, then the flange can be taken down, the single operation difficulty is high in practical work, time and labor are wasted, the discharging working efficiency is low, the flange is movably sleeved outside a rotating shaft, the flange is positioned by the rotating shaft, the movable sleeve between the flange and the rotating shaft requires a small gap between at least the inner ring of the flange and the rotating shaft, and the circle center of the flange is difficult to be ensured to be relatively consistent with the circle center of the rotating shaft, so that the multi-point punching processing precision of the flange is influenced, and the practicability is to be improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a location accurate hydraulic press that punches a hole, includes workstation, revolving stage structure, bears the seat, press from both sides tight fixed knot and stamping structure, the bottom department of workstation is equipped with a plurality of supporting legs, annular spout A has been seted up to the upper surface department of workstation, revolving stage structure installs in the upper surface department and the lower surface department of workstation, bear the seat and erect the top department of installing in revolving stage structure through a plurality of support columns, bear seat department and seted up two movable grooves that run through, inner wall department all transversely has seted up spout B around the inside of movable groove, two the movable groove is with bear the horizontal centrosymmetric design of seat, bear the seat and be equipped with the portion of placing between two movable grooves, bear seat its portion of placing is a plurality of blanking holes that run through of annular array department of seting up, press from both sides tight fixed knot and construct installs in the upper surface department of workstation, punching press structure is located the top department of bearing the seat, punching press structure's position and blanking hole's position assorted.

Preferably, the rotary table structure comprises a stepping motor, a rotating shaft and a rotary seat, wherein the stepping motor is fixedly arranged at the bottom of the workbench through a mounting piece, one end of the rotating shaft is connected with the output end of the stepping motor, the other end of the rotating shaft penetrates through the workbench to extend to the position above the workbench, the bottom of the rotary seat is fixedly connected with the top end of the rotating shaft, and the bearing seat is erected and arranged at the upper end surface of the rotary seat through a plurality of support columns.

Preferably, the bottom of the rotating seat is slidably connected with the chute A through a plurality of connecting pieces.

Preferably, the clamping and fixing structure comprises a bearing seat, a screw rod, a movable plate and clamping plates, wherein the bearing seat, the movable plate and the clamping plates are respectively provided with two bearing seats, the two bearing seats are fixedly arranged on the upper surface of the rotating seat, the screw rod is rotatably arranged between the two bearing seats, a rotating handle is arranged at one end of the screw rod, the screw rod is provided with two threaded parts with opposite screw thread directions, sliding blocks are respectively arranged at the two threaded parts of the screw rod, the bottoms of the two movable plates are respectively fixedly connected with the tops of the two sliding blocks, the tops of the two movable plates respectively penetrate through two movable grooves to extend to the upper part of the bearing seat, the front side and the rear side of the movable plates are respectively connected with two sliding grooves B at the inner wall of the movable grooves through connecting pieces, the two clamping plates are respectively fixedly arranged at one side of the two movable plates, and the two clamping plates are respectively arranged at one side of the two adjacent sides of the movable plates.

Preferably, a limiting column is arranged at the central position of the upper surface of the bearing seat, the axial lead of the limiting column is consistent with the central line of the annular array of the blanking holes, and the spacing between the limiting column and the two clamping plates is the same.

Preferably, the punching structure comprises a top plate, a hydraulic cylinder and a punch, wherein the top plate is installed on the upper surface of the workbench in a supporting mode through a plurality of connecting columns, the hydraulic cylinder is fixedly installed on the top plate in a penetrating mode, the punch is installed at the telescopic end of the bottom of the hydraulic cylinder, and the position of the punch is matched with the position of the blanking hole.

Preferably, the bottom of the bearing seat is provided with a guide inclined plate at an oblique angle, and the positions of the guide inclined plate are matched with the positions of the blanking holes.

The utility model provides a punching hydraulic machine with accurate positioning, which has the following beneficial effects:

according to the utility model, the workbench, the rotary table structure, the bearing seat, the clamping and fixing structure and the punching structure are arranged, so that when the flange is punched, the flange inner ring can pass through the limit column and is placed at the position of the placement part on the bearing seat, then the two clamping plates can be driven to move mutually through the rotating handle at the position of the rotary screw rod, the flange is clamped and fixed, and the two clamping plates can move simultaneously and have the same moving distance, after the flange is clamped and fixed, the center of the circle of the flange is positioned on the central axis of the limit column, the positioning and fixing accuracy of the flange is ensured, and thus, the accuracy of the subsequent multi-point punching processing of the flange is improved, and after the subsequent multi-point punching processing of the flange is completed by matching with the rotary table structure and the punching structure, the flange is driven to separate the two clamping plates from the flange by reverse rotation, so that the flange can be rapidly and conveniently unloaded, the operation is simple, time and labor are saved, and the practicability of the device is effectively improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of a table according to the present utility model;

FIG. 3 is a schematic top view of the cleat assembly of the present utility model;

fig. 4 is an enlarged schematic view at a in fig. 1.

In the figure: 1. a work table; 2. a bearing seat; 3. a chute A; 4. a movable groove; 5. a chute B; 6. a blanking hole; 7. a stepping motor; 8. a rotating shaft; 9. a rotating seat; 10. a bearing seat; 11. a screw rod; 12. a movable plate; 13. a clamping plate; 14. a rotating handle; 15. a slide block; 16. a connecting plate; 17. a limit column; 18. a top plate; 19. a hydraulic cylinder; 20. a punch; 21. and a material guiding sloping plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a location accurate hydraulic press that punches a hole, includes workstation 1, revolving stage structure, bears seat 2, presss from both sides tight fixed knot and stamping structure, the bottom department of workstation 1 is equipped with a plurality of supporting legs, annular spout A3 has been seted up to the upper surface department of workstation 1, revolving stage structure installs in the upper surface department and the lower surface department of workstation 1, bear seat 2 erects the top department of installing in revolving stage structure through a plurality of support columns, bear seat 2 department and seted up two movable slots 4 that run through, spout B5 has all transversely been seted up to inner wall department around the inside of movable slot 4, two movable slot 4 is with bear seat 2 horizontal centrosymmetric design, bear seat 2 is equipped with the portion of placing between two movable slots 4, bear seat 2 its portion of placing is annular array department and has seted up a plurality of blanking holes 6 that run through, press from both sides tight fixed knot constructs and install in the upper surface department of workstation 1 with bear seat 2 two movable slots 4 departments, stamping structure installs in the upper surface department of workstation 2, just stamping structure is located the position of blanking seat 2 and the position of punching press structure 6.

The rotary table structure comprises a stepping motor 7, a rotary shaft 8 and a rotary seat 9, wherein the stepping motor 7 is fixedly arranged at the bottom of the workbench 1 through a mounting piece, one end of the rotary shaft 8 is connected with the output end of the stepping motor 7, the other end of the rotary shaft 8 penetrates through the workbench 1 to extend to the position above the rotary table, the bottom of the rotary seat 9 is fixedly connected with the top end of the rotary shaft 8, and the bearing seat 2 is erected and arranged at the upper end surface of the rotary seat 9 through a plurality of support columns, so that the rotary seat 9 can be driven to rotate by the cooperation of the rotary shaft 8 through the work of the stepping motor 7;

the bottom of the rotating seat 9 is in sliding connection with the chute A3 through a plurality of connecting pieces, so that the stability of the rotating seat 9 during rotation is improved;

the clamping and fixing structure comprises a bearing seat 10, a screw rod 11, a movable plate 12 and a clamping plate 13, wherein the bearing seat 10, the movable plate 12 and the clamping plate 13 are respectively provided with two, the two bearing seats 10 are respectively and fixedly arranged on the upper surface of a rotary seat 9, the screw rod 11 is rotatably arranged between the two bearing seats 10, one end of the screw rod 11 is provided with a rotating handle 14, the screw rod 11 is provided with two threaded parts with opposite screw thread directions, the two threaded parts of the screw rod 11 are respectively provided with a sliding block 15, the bottoms of the two movable plates 12 are respectively and fixedly connected with the tops of the two sliding blocks 15, the tops of the two movable plates 12 respectively penetrate through two movable grooves 4 to extend to the upper part of the bearing seat 2, the front side and the rear side of the movable plate 12 are respectively and slidably connected with two sliding grooves B5 at the inner wall of the movable groove 4 through connecting pieces, the two clamping plates 13 are fixedly arranged at the positions of the sides, close to each other, of the two movable plates 12 through the two connecting plates 16 respectively, and the sides, close to each other, of the two clamping plates 13 are of an arc-shaped surface design, so that when the flange is subjected to punching, the inner ring of the flange can pass through the limit column 17 and is placed at the placement part of the bearing seat 2, the flange is roughly positioned through the limit column 17, then the rotating handle 14 can be rotated to drive the screw rod 11 to rotate, the screw rod 11 rotates to drive the two sliding blocks 15 to move, and accordingly the two movable plates 12 and the two clamping plates 13 are driven to move simultaneously until the two clamping plates 13 rectify and clamp and fix the flange, and at the moment, the circle center of the flange and the central axis of the limit column 17 can be ensured to be kept consistent, and the positioning and fixing accuracy of the flange is effectively improved;

a limiting column 17 is arranged at the central position of the upper surface of the bearing seat 2, the axial lead of the limiting column 17 is consistent with the central line of the annular array of the blanking holes 6, the spacing between the limiting column 17 and the two clamping plates 13 is the same, and the flange can be initially and roughly positioned through the limiting column 17;

the punching structure comprises a top plate 18, a hydraulic cylinder 19 and a punch 20, wherein the top plate 18 is arranged on the upper surface of the workbench 1 through a plurality of connecting columns, the hydraulic cylinder 19 is fixedly arranged on the top plate 18 in a penetrating mode, the punch 20 is arranged at the telescopic end of the bottom of the hydraulic cylinder 19, and the position of the punch 20 is matched with the position of the blanking hole 6, so that the hydraulic cylinder 19 can be started to extend to drive the punch 20 to move downwards to punch a flange;

the bottom department oblique angle of bearing seat 2 is equipped with the guide swash plate 21, the position phase-match of guide swash plate 21 and a plurality of blanking holes 6 for can lead the material through the blanking that guide swash plate 21 to punch a hole, conveniently concentrate and collect.

Working principle: when the flange is punched, the inner ring of the flange can pass through the limit post 17 and is placed at the placement part of the bearing seat 2, the flange is roughly positioned through the limit post 17, then the rotating handle 14 can be rotated to drive the screw rod 11 to rotate, the screw rod 11 rotates to drive the two sliding blocks 15 to move, thereby driving the two movable plates 12 and the two clamping plates 13 to move simultaneously until the two clamping plates 13 rectify and clamp the flange, at the moment, the center of the flange and the central axis of the limit post 17 can be ensured to be consistent, thereby effectively improving the positioning and fixing accuracy of the flange, after the positioning and fixing are finished, the hydraulic cylinder 19 can be started, the punch 20 is driven to move downwards to punch the flange, after the punching of one point is finished, the stepping motor 7 is operated to drive the flange to rotate to change the position, the punching of the next point is repeated, after the punching of all points is finished, the rotating handle 14 is only required to be reversely rotated to drive the two clamping plates 13 to be separated from the flange, the flange can be quickly and conveniently detached, the flange can be operated by a single person, time and labor are saved, and the discharging work efficiency is improved, and the whole processing efficiency is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a hydraulic press that punches a hole of accurate location, includes workstation (1), revolving stage structure, bears seat (2), presss from both sides tight fixed knot and stamping structure, its characterized in that: the automatic punching machine is characterized in that a plurality of supporting legs are arranged at the bottom of the workbench (1), annular sliding grooves A (3) are formed in the upper surface of the workbench (1), a rotary table structure is arranged at the upper surface of the workbench (1) and at the lower surface of the workbench, a bearing seat (2) is arranged at the top of the rotary table structure through a plurality of supporting columns in an erected mode, two penetrating movable grooves (4) are formed in the position of the bearing seat (2), sliding grooves B (5) are transversely formed in the inner wall of the movable grooves (4) in the front and rear of the workbench (4), two movable grooves (4) are symmetrically designed with the transverse center point of the bearing seat (2), a placement part is arranged between the two movable grooves (4), a plurality of penetrating blanking holes (6) are formed in the placement part of the bearing seat (2) in an annular array mode, a clamping and fixing structure is arranged at the upper surface of the workbench (1) and at the two movable grooves (4) of the bearing seat (2), and the blanking structure is located at the position of the blanking holes (6) in a matched mode.

2. A precisely positioned punch hydraulic press as set forth in claim 1 wherein: the rotary table structure comprises a stepping motor (7), a rotary shaft (8) and a rotary seat (9), wherein the stepping motor (7) is fixedly arranged at the bottom of the workbench (1) through a mounting piece, one end of the rotary shaft (8) is connected with the output end of the stepping motor (7), the other end of the rotary shaft (8) penetrates through the workbench (1) to extend to the position above the rotary table, the bottom of the rotary seat (9) is fixedly connected with the top end of the rotary shaft (8), and the bearing seat (2) is erected and arranged at the upper end surface of the rotary seat (9) through a plurality of support columns.

3. A precisely positioned punch hydraulic press as set forth in claim 2 wherein: the bottom of the rotating seat (9) is in sliding connection with the chute A (3) through a plurality of connecting pieces.

4. A precisely positioned punch hydraulic press as set forth in claim 1 wherein: the utility model provides a press from both sides tight fixed knot constructs including bearing frame (10), lead screw (11), fly leaf (12) and splint (13), bearing frame (10), fly leaf (12) and splint (13) all are equipped with two, two the equal fixed mounting in top surface department of roating seat (9) of bearing frame (10), lead screw (11) rotate and install between two bearing frames (10), the one end department of lead screw (11) is equipped with changes handle (14), lead screw (11) are equipped with two screw thread portions opposite in the screw thread direction, two screw thread portions department of lead screw (11) all are equipped with slider (15), two the bottom of fly leaf (12) respectively with the top department fixed connection of two slider (15), and two the top of fly leaf (12) is passed respectively and is extended to the top department of bearing frame (2) of two fly leaf (4), both sides are passed through connecting piece and the twice spout B (5) sliding connection of fly leaf (4) inner wall department respectively around fly leaf (12), two fly leaf (13) are two and are two arc-shaped connection plates (13) and are two and are close to each other one side of two and design each other.

5. A precisely positioned punch hydraulic press as set forth in claim 1 wherein: the upper surface central position department of bearing seat (2) is equipped with spacing post (17), the axial lead of spacing post (17) is unanimous with the annular array central line of a plurality of blanking holes (6), spacing post (17) are the same with the interval between two splint (13).

6. A precisely positioned punch hydraulic press as set forth in claim 1 wherein: the stamping structure comprises a top plate (18), a hydraulic cylinder (19) and a punch (20), wherein the top plate (18) is erected and installed on the upper surface of a workbench (1) through a plurality of connecting columns, the hydraulic cylinder (19) is fixedly installed on the top plate (18) in a penetrating mode, the punch (20) is installed on the bottom telescopic end of the hydraulic cylinder (19), and the position of the punch (20) is matched with the position of a blanking hole (6).

7. A precisely positioned punch hydraulic press as set forth in claim 1 wherein: the bottom of the bearing seat (2) is provided with a material guiding inclined plate (21) at an oblique angle, and the position of the material guiding inclined plate (21) is matched with the positions of the blanking holes (6).