CN218904400U

CN218904400U - Quick cutting clamping device for metal block

Info

Publication number: CN218904400U
Application number: CN202222907082.0U
Authority: CN
Inventors: 张益超; 丁波
Original assignee: Zhangjiagang Sigo Machinery Co ltd
Current assignee: Zhangjiagang Sigo Machinery Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-04-25
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a metal block rapid cutting clamping device which comprises a hollow seat, wherein a bedplate is fixed at the top end of the hollow seat, an outer bearing ring is fixed at the central position of the top end of the bedplate, an inner gear ring is rotatably arranged in the outer bearing ring, a hollow column is fixed at the bottom end of the inner gear ring, the bottom end of the hollow column extends into the hollow seat, a rotary driving assembly for driving the hollow column to rotate is arranged at one end of the hollow seat, at least four groups of right-angle seats are arranged at the top end of the bedplate at the edge position of the outer bearing ring, and a workpiece table is fixed at one side of the top end of the right-angle seat. According to the utility model, the metal block workpiece is limited in the vertical direction and the horizontal direction, so that at least four groups of clamping points exist on the workpiece by the device, the clamping strength of the device on the metal block workpiece is improved, the phenomena of deviation and dislocation of the metal block workpiece in the cutting process are avoided, and the machining precision of the metal block workpiece is ensured.

Description

Quick cutting clamping device for metal block

Technical Field

The utility model relates to the technical field of metal cutting, in particular to a rapid metal block cutting and clamping device.

Background

Metal cutting is a material removal additive method in metal forming processes, which still occupies a significant proportion in today's machine manufacturing. The metal cutting process is a process of interaction between a workpiece and a cutter, and comprises operations such as turning, milling, planing, grinding, drilling, boring and the like, in the processing process of cutting a metal block, the clamping device is needed to clamp and fix the metal block firstly so as to further operate other cutting, polishing or welding equipment, for example, the clamping device for a metal cutting machine disclosed by an authorized publication No. CN213080731U can be used for enabling a sliding block I on an arc-shaped clamping block to be matched with a sliding groove I arranged on the opposite surface of the fixed clamping block by utilizing the sliding groove I on the movable clamping block, so that the metal workpiece with a curved surface or an arc surface is clamped, the phenomenon that the metal workpiece with the curved surface or the arc surface is clamped by the planar clamping block when the curved surface or the arc surface is clamped is avoided, but the device mainly forms two end clamping points on the metal workpiece in the lateral direction, the clamping strength is lower, the clamping state of the metal workpiece is difficult to be ensured when the cutter of the machine tool cuts along the vertical direction of the connecting lines of the two clamping points, the metal block possibly has the phenomena of shifting and dislocation in the cutting process, and finally obtained product precision is not high.

Disclosure of Invention

The utility model aims to provide a rapid metal block cutting and clamping device, which is used for solving the problem that the clamping points formed by the device for clamping a metal block workpiece in the background art are fewer.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metal piece rapid tooling clamping device, includes the hollow seat, the top of hollow seat is fixed with the platen, just the central point department at platen top is fixed with outer race, the inside rotation of outer race installs the ring gear, the bottom mounting of ring gear has the hollow post, and the bottom of hollow post extends to the inside of hollow seat, the rotatory drive assembly of drive hollow post is installed to the inside one end of hollow seat, four at least right angle seats of group are installed on platen top of outer race border position department, one side at right angle seat top is fixed with the work piece platform, the lead screw clamping assembly of clamping metal piece work piece is installed on the top of right angle seat, lead screw clamping assembly and ring gear pass through gear transmission structure interconnect, install motor controller on the outer wall of hollow seat one side, motor controller's output and rotary drive assembly's input electric connection.

The rotary driving assembly comprises a motor seat fixed on one side of the top of the hollow seat and a torsion motor arranged at the bottom end of the motor seat, and the torsion motor drives the hollow column to rotate through a belt wheel transmission structure.

The belt wheel transmission structure comprises a driving wheel fixed at the output end of the torsion motor and a driven wheel fixed at one side of the surface of the hollow column, and the driven wheel and the driving wheel are connected with each other through a belt.

The gear transmission structure comprises vertical shafts and driven gears, the number of the vertical shafts is the same as that of the screw rod clamping assemblies, the vertical shafts are rotatably arranged at the bottom of the hollow seat, the top ends of the vertical shafts extend to the outside of the hollow seat and are connected with the screw rod clamping assemblies, the driven gears are fixed on one side of the surface of the vertical shafts, and the driven gears are meshed with the inner gear ring.

The right-angle seat is made of alloy steel components.

The screw clamping assembly comprises a supporting frame fixed on one side of the top end of the right-angle seat, bearing seats are fixed at two ends of the inside of the supporting frame, a ball screw is rotatably installed between the two groups of bearing seats, the bottom end of the ball screw is fixedly connected with the top end of the vertical shaft, a nut seat is installed on one side of the surface of the ball screw, and a positioning piece is fixed on the outer wall on one side of the nut seat.

A linear guide rail is fixed on the inner wall of one side of the supporting frame, one end of the surface of the linear guide rail is slidably provided with a sliding sleeve, and the surface of the sliding sleeve is fixedly connected with the back surface of the nut seat.

The locating piece is a clamping plate fixed on the outer wall of the nut seat.

Compared with the prior art, the utility model has the beneficial effects that: this quick cutting clamping device of metal piece is through being provided with structures such as lead screw clamping component and ring gear mutually supporting, the staff will wait to centre gripping, fixed metal piece work piece is placed on the top of work piece platform, the staff opens rotation driving assembly work through motor controller afterwards, drive a plurality of groups of lead screw clamping component through rotation driving assembly, ring gear and gear transmission structure and together work, carry out spacing to the metal piece work piece in vertical direction, horizontal direction, make the device have four at least clamping points to the work piece, improve the clamping intensity of device to the metal piece work piece, thereby avoid the metal piece work piece to appear skew, dislocation phenomenon in the cutting process, guarantee the machining precision of metal piece work piece.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic top view of a platen according to the present utility model;

FIG. 4 is a schematic side view of the screw clamping assembly of the present utility model;

FIG. 5 is a schematic view of a front cross-sectional structure of a hollow seat according to the present utility model;

in the figure: 1. a hollow seat; 2. a motor controller; 3. a platen; 4. a right-angle seat; 401. a work table; 5. a screw clamping assembly; 501. a support frame; 502. a bearing seat; 503. a ball screw; 504. a nut seat; 505. a linear guide rail; 506. a sliding sleeve; 507. clamping plates are arranged; 6. an outer bearing ring; 7. an inner gear ring; 701. a hollow column; 8. a vertical shaft; 801. a driven gear; 9. a motor base; 10. a torque motor; 11. a belt wheel transmission structure.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a metal block rapid tooling clamping device, including hollow seat 1, the top of hollow seat 1 is fixed with platen 3, and the central point department at platen 3 top is fixed with outer bearing ring 6, the inside rotation of outer bearing ring 6 is installed and is installed ring gear 7, the bottom mounting of ring gear 7 has hollow post 701, the bottom of hollow post 701 extends to the inside of hollow seat 1, the rotatory drive assembly of drive hollow post 701 rotatory is installed to the inside one end of hollow seat 1, rotatory drive assembly includes motor cabinet 9 fixed in one side of hollow seat 1 top, and torque motor 10 of motor cabinet 9 bottom installation, torque motor 10 passes through band pulley transmission structure 11 and drives hollow post 701 gyration;

the belt wheel transmission structure 11 comprises a driving wheel fixed at the output end of the torque motor 10 and a driven wheel fixed at one side of the surface of the hollow column 701, wherein the driven wheel and the driving wheel are connected with each other through a belt, the hollow column 701 drives the inner gear ring 7 to rotate, and the rotation stability of the inner gear ring 7 is improved through the outer bearing ring 6 in the process;

the torsion motor 10 drives the belt pulley transmission structure 11 and the hollow column 701 to rotate;

at least four groups of right-angle seats 4 are arranged at the top end of the bedplate 3 at the edge position of the outer bearing ring 6, the right-angle seats 4 are made of alloy steel components, a workpiece table 401 is fixed on one side of the top end of each right-angle seat 4, and a worker places a metal block workpiece to be clamped and fixed at the top end of the workpiece table 401;

the top end of the right-angle seat 4 is provided with a screw rod clamping assembly 5 for clamping a metal block workpiece, and the screw rod clamping assembly 5 and the inner gear ring 7 are connected with each other through a gear transmission structure;

a motor controller 2 is arranged on the outer wall of one side of the hollow seat 1, the output end of the motor controller 2 is electrically connected with the input end of the rotary driving assembly, and a worker starts the rotary driving assembly to work through the motor controller 2, namely the motor controller 2 starts the torsion motor 10 to work;

the gear transmission structure comprises vertical shafts 8 and driven gears 801, the number of the vertical shafts 8 is the same as that of the screw rod clamping assemblies 5, the vertical shafts 8 are rotatably arranged at the bottom of the hollow seat 1, the top ends of the vertical shafts 8 extend to the outside of the hollow seat 1 and are connected with the screw rod clamping assemblies 5, the driven gears 801 are fixed on one side of the surface of the vertical shafts 8, the driven gears 801 are meshed with the inner gear rings 7, and as the inner gear rings 7 are meshed with the driven gears 801, the driven gears 801 and the vertical shafts 8 are driven to rotate by the inner gear rings 7 together, so that the vertical shafts 8 drive the screw rod clamping assemblies 5 to work;

the screw clamping assembly 5 comprises a supporting frame 501 fixed at one side of the top end of the right-angle seat 4, bearing seats 502 are fixed at two ends of the inside of the supporting frame 501, a ball screw 503 is rotatably installed between the two groups of bearing seats 502, the bottom end of the ball screw 503 is fixedly connected with the top end of the vertical shaft 8, and the two groups of bearing seats 502 play a role in supporting and rotating limiting the ball screw 503;

a nut seat 504 is arranged on one side of the surface of the ball screw 503, a linear guide rail 505 is fixed on the inner wall of one side of the supporting frame 501, a sliding sleeve 506 is slidably arranged at one end of the surface of the linear guide rail 505, the surface of the sliding sleeve 506 is fixedly connected with the back surface of the nut seat 504, and the vertical shaft 8 firstly drives the ball screw 503 to rotate;

a positioning piece is fixed on the outer wall of one side of the nut seat 504, and the positioning piece is a clamping plate 507 fixed on the outer wall of the nut seat 504;

the ball screw 503 drives the nut seat 504 and the clamping plate 507 to move downwards together until the bottom end of the clamping plate 507 and the top end of the metal block workpiece are contacted with each other, until the clamping plate 507 presses the metal block workpiece, the clamping plate 507 limits the metal block workpiece in the vertical direction, the nut seat 504 limits the metal block workpiece in the horizontal direction, at the moment, at least four groups of clamping points exist on the workpiece at the top end of the workpiece table 401, and the clamping strength of the device on the metal block workpiece is improved.

When the embodiment of the application is used, firstly, a worker places a metal block workpiece to be clamped and fixed on the top end of a workpiece table 401, then the worker starts a rotary driving assembly to work through a motor controller 2, namely the motor controller 2 starts a torsion motor 10 to work, the torsion motor 10 drives a belt wheel transmission structure 11 and a hollow column 701 to rotate, the hollow column 701 further drives an inner gear ring 7 to rotate, the rotation stability of the inner gear ring 7 is improved through an outer bearing ring 6 in the process, as the inner gear ring 7 is meshed with a plurality of groups of driven gears 801, a plurality of groups of driven gears 801 and a vertical shaft 8 are driven to rotate together by the inner gear ring 7, so that the vertical shaft 8 drives a screw clamping assembly 5 to work, in the process, the vertical shaft 8 firstly drives a ball screw 503 to rotate, two groups of bearing seats 502 play a role in supporting and rotating and limiting the ball screw 503, namely, the ball screw 503 drives the nut seat 504 and the clamping plate 507 to move downwards together until the bottom end of the clamping plate 507 and the top end of the metal block workpiece are contacted with each other, until the clamping plate 507 presses the metal block workpiece, the clamping plate 507 limits the metal block workpiece in the vertical direction, the nut seat 504 limits the metal block workpiece in the horizontal direction, at the moment, the workpiece at the top end of the workpiece table 401 has at least four groups of clamping points, the clamping strength of the device to the metal block workpiece is improved, the phenomena of deflection and dislocation of the metal block workpiece in the cutting process are avoided, the machining precision of the metal block workpiece is ensured, the clamping device can realize the synchronous work of a plurality of groups of screw clamping assemblies 5 by a single torsion motor 10 and a belt pulley transmission structure 11, further a plurality of clamping points are formed, the structure is simple, the work is reliable and stable, the use cost and the construction cost are lower, is convenient for the staff to use.

Claims

1. The utility model provides a metal piece rapid cutting clamping device, its characterized in that includes hollow seat (1), the top of hollow seat (1) is fixed with platen (3), and the central point department at platen (3) top is fixed with outer bearing ring (6), the inside rotation of outer bearing ring (6) is installed annular gear (7), the bottom mounting of annular gear (7) has hollow post (701), and the bottom of hollow post (701) extends to the inside of hollow seat (1), the rotatory rotary driving subassembly of drive hollow post (701) is installed to the inside one end of hollow seat (1), at least four right angle seat (4) are installed on platen (3) top in outer bearing ring (6) border position department, one side at right angle seat (4) top is fixed with workpiece table (401), lead screw clamping assembly (5) of clamping the metal piece work piece are installed on the top of right angle seat (4), lead screw clamping assembly (5) and annular gear (7) are connected through gear transmission structure each other, motor controller (2) are installed on the outer wall of hollow seat (1) one side is installed on the motor controller (2), and the output end and the output of rotary driving subassembly is connected with the input end of motor (2); the rotary driving assembly comprises a motor seat (9) fixed at one side of the top of the hollow seat (1) and a torsion motor (10) arranged at the bottom end of the motor seat (9), and the torsion motor (10) drives the hollow column (701) to rotate through a belt wheel transmission structure (11); the belt wheel transmission structure (11) comprises a driving wheel fixed at the output end of the torque motor (10) and a driven wheel fixed on one side of the surface of the hollow column (701), wherein the driven wheel and the driving wheel are connected with each other through a belt.

2. The metal block fly-cutting clamping device of claim 1, wherein: the gear transmission structure comprises vertical shafts (8) and driven gears (801), the number of the vertical shafts (8) is the same as that of the screw rod clamping assemblies (5), the vertical shafts (8) are rotatably arranged at the bottom of the hollow seat (1), the top ends of the vertical shafts (8) extend to the outside of the hollow seat (1) and are mutually connected with the screw rod clamping assemblies (5), the driven gears (801) are fixed on one side of the surface of the vertical shafts (8), and the driven gears (801) are mutually meshed with the inner gear ring (7).

3. The metal block fly-cutting clamping device of claim 1, wherein: the right-angle seat (4) is made of alloy steel components.

4. A metal block fly-cutting clamping device as defined in claim 2, wherein: the screw clamping assembly (5) comprises a supporting frame (501) fixed at one side of the top end of the right-angle seat (4), bearing seats (502) are fixed at two ends of the inside of the supporting frame (501), ball screws (503) are rotatably installed between the two groups of bearing seats (502), the bottom ends of the ball screws (503) are fixedly connected with the top end of the vertical shaft (8), a nut seat (504) is installed at one side of the surface of the ball screws (503), and a positioning piece is fixed on the outer wall at one side of the nut seat (504).

5. The metal block fly-cutting clamping device of claim 4, wherein: a linear guide rail (505) is fixed on the inner wall of one side of the supporting frame (501), one end of the surface of the linear guide rail (505) is slidably provided with a sliding sleeve (506), and the surface of the sliding sleeve (506) is fixedly connected with the back surface of the nut seat (504).

6. The metal block fly-cutting clamping device of claim 4, wherein: the locating piece is a clamping plate (507) fixed on the outer wall of the nut seat (504).