CN214602107U

CN214602107U - Milling machine for processing metal workpiece

Info

Publication number: CN214602107U
Application number: CN202120452748.0U
Authority: CN
Inventors: 崔文远
Original assignee: Suzhou Daoshang Machinery Manufacturing Co ltd
Current assignee: Suzhou Daoshang Machinery Manufacturing Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-05
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a milling machine for processing metal workpieces, in particular to the technical field of milling machines, which comprises a machine body, wherein the middle part of the machine body is provided with a workbench, the front side and the rear side of the upper end of the workbench are both provided with a limiting groove, a rotating rod I is rotated to drive a screw rod to rotate, a clamping block in threaded connection with the screw rod through a thread bush moves along with the screw rod, the screw thread directions of the left side and the right side of the screw rod are opposite, so that the two clamping blocks I move in opposite directions, the workpiece can be clamped between the two clamping blocks I, in addition, when a cylindrical workpiece is clamped, a rotating rod II can be rotated to drive a square rod to rotate, a worm wheel is driven to rotate through a worm sleeve, and the clamping blocks move outside the clamping groove through a gear and a latch, so that the working efficiency can be improved, and the abrasion to the clamp is reduced, so that the service life of the clamp is prolonged.

Description

Milling machine for processing metal workpiece

Technical Field

The utility model relates to a milling machine technical field especially relates to a milling machine for processing metal work piece.

Background

The milling machine is a machine tool with wide application, and can machine plane, groove, tooth-dividing component, spiral surface and various curved surfaces on the milling machine, and can also be used for machining surface of revolution body and internal hole and cutting off operation, and when the milling machine is worked, the workpiece is mounted on the working table or the attachment of dividing head, etc., the milling cutter can be rotated into main movement, and the workpiece can obtain the required machined surface, and because the milling machine can make multi-edge intermittent cutting, its productivity is high, and in brief, the milling machine can make milling, drilling and boring operation on the workpiece.

When the existing milling machine is used for processing different workpieces, the clamp needs to be taken down firstly, the adaptive clamp is mounted, then the workpiece is clamped on the clamp for further processing, the clamp is frequently replaced, the working efficiency is reduced, the clamp is greatly abraded, and the service life of the clamp is shortened.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a milling machine for processing metal workpiece to solve the problem that proposes in the above-mentioned background art.

The utility model provides a technical scheme that its technical problem adopted is: a milling machine for processing metal workpieces comprises a machine body, wherein a workbench is arranged in the middle of the machine body, limiting grooves are formed in the front side and the rear side of the upper end of the workbench, a first sliding groove and a second sliding groove are formed in the middle of the workbench, the first sliding groove and the second sliding groove are located between the two limiting grooves and are arranged in a front-back mode, two first clamping blocks which are bilaterally symmetrical are arranged at the upper end of the workbench, limiting blocks are fixedly connected to the front side and the rear side of the lower end of the first clamping block, a screw rod is rotatably connected between the left side and the right side of the inner wall of the first sliding groove, a square rod is rotatably connected between the left side and the right side of the inner wall of the second sliding groove, a first rotating rod and a second rotating rod are arranged at the front end of the workbench, the first rotating rod is located at the left end of the second rotating rod, the rear end of the first rotating rod penetrates through the workbench to the first sliding groove backwards, the rear end of the second rotating rod penetrates through the workbench to the second sliding groove backwards, and the rotating rod is located below the screw rod, the utility model discloses a worm gear, including runner bar, clamping block, worm cover, screw rod, clamping block, runner bar, clamping block two, the runner bar is two to be located square pole below, fixedly connected with thread bush in the first spout of clamping block lower extreme and lie in, thread bush and screw rod threaded connection, two ring that keep off of arranging about fixedly connected with two in the clamping block lower extreme and lie in spout two is equipped with worm cover between the ring, square pole run through keep off ring and worm cover and with worm cover sliding connection, two the double-layered groove has all been seted up to the one end that the clamping block is close to each other, clamping block inside sliding connection has clamping block two, clamping block two is L shape and the middle part has seted up the breach, the clamping groove just lies in breach department and is provided with the worm wheel, it is connected with the gear to rotate between the inner wall around the clamping groove, the gear lie in clamping block two lower extremes and with gear and worm wheel fixed connection.

Specifically, the front end stopper length is less than the rear end the stopper, the stopper all is located adjacently the spacing inslot and rather than sliding connection.

Specifically, worm gear grains are arranged in the middle of the screw and the square rod, worm grains are arranged at the tail ends of the first rotating rod and the second rotating rod, the first rotating rod is meshed with the screw, and the second rotating rod is meshed with the square rod.

Specifically, the left side and the right side of the screw rod are provided with threads outside the worm wheel threads, and the thread directions of the left side and the right side of the screw rod are opposite.

Specifically, the lower end of the second clamping block is carved with a clamping tooth, and the second clamping block is meshed with the gear through the clamping tooth.

Specifically, an arc-shaped clamping groove is formed in the inner side of the second clamping block.

Specifically, the bottom of the inner wall of the clamping groove is positioned at the lower end of the worm wheel, and a through hole is formed in the lower end of the worm wheel, and the lower end of the worm wheel penetrates through the through hole to be meshed with the worm sleeve.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: the utility model provides a milling machine for processing metal workpiece, through rotating bull stick one, make bull stick one drive the screw rod and rotate, and the clamp splice through thread bush and screw rod threaded connection removes along with for a moment, because the screw thread opposite direction of the screw rod left and right sides, thereby make two clamp splices move with opposite direction, just so can carry out the centre gripping with the work piece between two clamp splices one, in addition when carrying out the centre gripping to cylindrical work piece, can be through rotating bull stick two, make bull stick two drive square pole and rotate, thereby drive the worm wheel through the worm cover and rotate, and then through gear and latch, make the clamp splice two to move outside the clamp groove, just so can improve work efficiency, and also can dependent reduction to the wearing and tearing of anchor clamps, increase the life of anchor clamps.

Drawings

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is a schematic view of the working table of the present invention;

FIG. 3 is a top sectional view of the workbench of the present invention;

FIG. 4 is a schematic view of a clamping block of the present invention;

FIG. 5 is a schematic bottom view of the clamping block of the present invention;

fig. 6 is a drawing showing the first clamping block of the present invention.

In the figure: the machine body-1, the workbench-2, the clamping block I-3, the limiting groove-4, the sliding groove I-5, the sliding groove II-6, the screw rod-7, the square rod-8, the rotating rod I-9, the rotating rod II-10, the clamping groove-11, the clamping block II-12, the limiting block-13, the thread sleeve-14, the baffle ring-15, the worm sleeve-16, the gear-17 and the worm wheel-18.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a milling machine for processing metal workpieces comprises a machine body 1, wherein a workbench 2 is installed in the middle of the machine body 1, limiting grooves 4 are formed in the front side and the rear side of the upper end of the workbench 2, a first sliding groove 5 and a second sliding groove 6 are formed in the middle of the workbench 2, the first sliding groove 5 and the second sliding groove 6 are located between the two limiting grooves 4 and are arranged in a front-back mode, two clamping blocks 3 which are bilaterally symmetrical are arranged at the upper end of the workbench 2, limiting blocks 13 are fixedly connected to the front side and the rear side of the lower end of the first clamping block 3, a screw 7 is rotatably connected between the left side and the right side of the inner wall of the first sliding groove 5, a square rod 8 is rotatably connected between the left side and the right side of the inner wall of the second sliding groove 6, a first rotating rod 9 and a second rotating rod 10 are arranged at the front end of the workbench 2, the first rotating rod 9 is located at the left end of the second rotating rod 10, the rear end of the first rotating rod 9 penetrates through the workbench 2 to the first sliding groove 5 backwards, and the rear end of the second rotating rod 10 penetrates through the workbench 2 to the second sliding groove 6, the first rotating rod 9 is positioned below the screw 7, the second rotating rod 10 is positioned below the square rod 8, the lower end of the first clamping block 3 is fixedly connected with a threaded sleeve 14 positioned in the first sliding groove 5, the threaded sleeve 14 is in threaded connection with the screw 7, the lower end of the first clamping block 3 is fixedly connected with two retaining rings 15 which are arranged left and right in the second sliding groove 6, a worm sleeve 16 is arranged between the two retaining rings 15, the square rod 8 penetrates through the retaining rings 15 and the worm sleeve 16 and is in sliding connection with the worm sleeve 16, clamping grooves 11 are formed in the mutually adjacent ends of the two first clamping blocks 3, a second clamping block 12 is in sliding connection with the inside of the clamping grooves 11, the middle parts of the second clamping blocks 12 are provided with notches, a worm wheel 18 is arranged in the clamping grooves 11 and positioned at the notches, a gear 17 is rotatably connected between the front inner wall and the rear inner wall of the clamping grooves 11, the gear 17 is positioned at the lower end of the second clamping blocks 12 and is fixedly connected with the gear 17 and the worm wheel 18, and the length of the front end limiting block 13 is smaller than that of the rear end limiting block 13, the limiting blocks 13 are located in the adjacent limiting grooves 4 and are in sliding connection with the adjacent limiting grooves 4, worm gear patterns are arranged in the middle of the screw 7 and the square rod 8, worm threads are arranged at the tail ends of the first rotating rod 9 and the second rotating rod 10, the first rotating rod 9 is meshed with the screw 7, the second rotating rod 10 is meshed with the square rod 8, threads are arranged on the left side and the right side of the screw 7 and on the outer side of the worm gear patterns, the directions of the threads on the left side and the right side of the screw 7 are opposite, clamping teeth are carved at the lower ends of the second clamping blocks 12, the second clamping blocks 12 are meshed with the gear 17 through the clamping teeth, arc-shaped clamping grooves are formed in the inner sides of the second clamping blocks 12, through holes are formed in the bottoms of the inner walls of the clamping grooves 11 and on the lower ends of the worm gears 18, and the lower ends of the worm gears 18 are meshed with the worm sleeves 16 through the through holes;

when an ordinary workpiece needs to be machined, the first rotating rod 9 is rotated, the first rotating rod 9 is meshed with the screw 7, so that the screw 7 rotates along with the first rotating rod 9 while the first rotating rod 9 rotates, the thread sleeve 14 in threaded connection with the screw 7 moves in the left-right direction, however, the screw 7 has opposite thread directions on two sides, so that the two clamping blocks 3 move in opposite directions, in addition, when the first rotating rod 9 is rotated, the clamping blocks 3 move, meanwhile, the baffle rings 15 also move along with the clamping blocks 3, the worm sleeves 16 between the two corresponding baffle rings 15 also slide outside the square rod 8 along with the baffle rings 15, so that the workpiece can be placed between the two clamping blocks 3, and then the first rotating rod 9 is rotated in the opposite direction, so that the clamping blocks 3 are folded, the workpiece is clamped, and the first rotating rod 9 is meshed with the screw 7 through the worm gear principle, the rotating rod I9 and the screw rod 7 have self-locking performance, so that the clamping block I3 can be prevented from displacing to cause the workpiece to move and be damaged when the workpiece is machined;

when a cylindrical workpiece needs to be machined, firstly, the first rotating rod 9 is rotated to enable the two clamping blocks I3 to be separated by a sufficient distance, then the second rotating rod 10 is rotated to enable the second rotating rod 10 to drive the square rod 8 to rotate, as the worm sleeve 16 positioned on the outer side of the square rod 8 is meshed with the worm wheel 18, the worm wheel 18 can rotate along with the square rod 8 to drive the gear 17 to rotate, the gear 17 can enable the second clamping block 12 to slide outwards through the clamping teeth, so that the second clamping block 12 can move out of the clamping groove 11, then, the cylindrical workpiece is placed between the two clamping blocks II 12, and then the first rotating rod 9 is rotated to enable the first clamping block 3 to move inwards, so that the cylindrical workpiece can be clamped by utilizing the arc-shaped clamping grooves on the inner sides of the second clamping blocks 12, and thus, workpieces of different types can be clamped by utilizing the same clamp, and the working efficiency is improved, and the abrasion to the clamp is reduced, so that the service life of the clamp is prolonged.

It should be understood that any modification, equivalent replacement, and improvement made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A milling machine for machining metal workpieces, comprising a machine body (1), characterized in that: the machine body (1) is provided with a workbench (2) in the middle, the front side and the rear side of the upper end of the workbench (2) are respectively provided with a limiting groove (4), the middle of the workbench (2) is provided with a first sliding groove (5) and a second sliding groove (6), the first sliding groove (5) and the second sliding groove (6) are respectively positioned between the two limiting grooves (4) and are arranged in the front and the rear direction, the upper end of the workbench (2) is provided with two clamping blocks (3) which are bilaterally symmetrical, the front side and the rear side of the lower end of the first clamping block (3) are respectively and fixedly connected with a limiting block (13), a screw rod (7) is rotatably connected between the left side and the right side of the inner wall of the first sliding groove (5), a square rod (8) is rotatably connected between the left side and the right side of the inner wall of the second sliding groove (6), the front end of the workbench (2) is provided with a first rotating rod (9) and a second rotating rod (10), the first rotating rod (9) is positioned at the left end of the second rotating rod (10), the rear end of the first rotating rod (9) penetrates through the workbench (2) to the first sliding groove (5) backwards, the rear end of the second rotating rod (10) penetrates through the workbench (2) to the second sliding groove (6) backwards, the first rotating rod (9) is located below the screw rod (7), the second rotating rod (10) is located below the square rod (8), the lower end of the first clamping block (3) is located in the first sliding groove (5) and fixedly connected with a threaded sleeve (14), the threaded sleeve (14) is in threaded connection with the screw rod (7), the lower end of the first clamping block (3) is located in the second sliding groove (6) and fixedly connected with two retaining rings (15) which are arranged left and right, a worm sleeve (16) is arranged between the two retaining rings (15), the square rod (8) penetrates through the retaining rings (15) and the worm sleeve (16) and is in sliding connection with the sleeve (16), and one end, close to each other, of the first clamping block (3) is provided with a clamping groove (11), press from both sides inside sliding connection of groove (11) and have clamp splice two (12), clamp splice two (12) are L shape and the middle part has seted up the breach, it is provided with worm wheel (18) just to be located breach department in clamp groove (11), it is connected with gear (17) to rotate between the inner wall around clamp groove (11), gear (17) be located clamp splice two (12) lower extreme and with gear (17) and worm wheel (18) fixed connection.

2. A milling machine for machining metal workpieces according to claim 1 wherein: the front end stopper (13) length is less than the rear end stopper (13), stopper (13) all are located adjacently spacing groove (4) and rather than sliding connection.

3. A milling machine for machining metal workpieces according to claim 1 wherein: the middle parts of the screw rod (7) and the square rod (8) are respectively provided with worm wheel grains, the tail ends of the rotating rod I (9) and the rotating rod II (10) are respectively provided with worm grains, the rotating rod I (9) is meshed with the screw rod (7), and the rotating rod II (10) is meshed with the square rod (8).

4. A milling machine for machining metal workpieces according to claim 3 wherein: the left side and the right side of the screw rod (7) are provided with threads outside the worm wheel threads, and the thread directions of the left side and the right side of the screw rod (7) are opposite.

5. A milling machine for machining metal workpieces according to claim 1 wherein: the lower end of the second clamping block (12) is carved with a latch, and the second clamping block (12) is meshed with the gear (17) through the latch.

6. A milling machine for machining metal workpieces according to claim 1 wherein: and an arc-shaped clamping groove is formed in the inner side of the second clamping block (12).

7. A milling machine for machining metal workpieces according to claim 1 wherein: the bottom of the inner wall of the clamping groove (11) is positioned at the lower end of the worm wheel (18) and is provided with a through hole, and the lower end of the worm wheel (18) penetrates through the through hole to be meshed with the worm sleeve (16).