CN213103844U

CN213103844U - Feeding structure of continuous extruder

Info

Publication number: CN213103844U
Application number: CN202020964447.1U
Authority: CN
Inventors: 朱燕军; 蔡永河; 邢丽恒; 印建文; 柯尊利; 宋亚平
Original assignee: Taizhou Taijin Alloy Material Co ltd
Current assignee: Taizhou Taijin Alloy Material Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-05-04
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a copper alloy processing equipment technical field specifically is a feed structure of continuous type extruder, including frame and member, the right-hand member of frame is provided with square through hole, and the member penetrates and docks with the extrusion wheel through square through hole from the frame left end, is provided with centre gripping guiding mechanism on the square through hole, and centre gripping guiding mechanism includes punch holder and lower plate, and punch holder and lower plate carry out sharp relative motion on the square through hole lateral wall by the drive arrangement drive, and punch holder and lower plate are mirror symmetry about the member, the equal fixed connection movable column of right-hand member lateral wall of punch holder and lower plate. The screw nut of the first ball screw pair and the screw nut of the second ball screw pair move vertically in opposite directions, the upper clamp plate and the lower clamp plate are driven to be close to or far away from each other, so that the screw rod guiding device is suitable for rod pieces of different diameters better, a good guiding effect is achieved for the rod pieces, and the application range is wide.

Description

Feeding structure of continuous extruder

Technical Field

The utility model relates to a copper alloy processing equipment technical field specifically is a feed structure of continuous type extruder.

Background

Continuous extrusion machine is the main equipment that is used for realizing copper product extrusion, can be with the copper product processing be different shapes, before copper product continuous extrusion machine extrudees, need carry the copper product to the copper product through feed arrangement and connect the extruder in operation.

Chinese utility model patent with application number CN201020193706.1 is a feeding aligning device of copper product continuous extrusion machine, including feed arrangement frame and roll bracing piece, the front end of feed arrangement frame is located to the roll bracing piece, establishes the bullport in feed arrangement frame rear end. The lower end of the guide hole is aligned with the upper end of the annular groove arranged on the extrusion wheel, so that the rod material can accurately reach the annular groove on the extrusion wheel when passing through the guide hole, and the problems that the conventional equipment shakes too much when not provided with the guide hole, and a large amount of time and energy are consumed when the rod material is aligned with the annular groove on the extrusion wheel are solved. But the guide hole size of this device is not adjustable, can't adapt to the copper product of different diameters size, and the direction effect is poor, and application scope is little.

In view of this, we propose a feeding structure of a continuous extruder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a feeding structure of continuous type extruder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a feed structure of continuous type extruder, includes frame and member, the right-hand member of frame is provided with square through hole, the member penetrates and docks with the extrusion wheel through square through hole from the frame left end, the last centre gripping guiding mechanism that is provided with of square through hole, centre gripping guiding mechanism includes punch holder and lower plate, punch holder and lower plate carry out sharp looks motion by the drive arrangement drive on the square through hole lateral wall, punch holder and lower plate are mirror symmetry about the member, the equal fixed connection movable column of right-hand member lateral wall of punch holder and lower plate.

Preferably, a cavity is formed in the left side of the square through hole, a driving device is installed in the cavity, the driving device comprises a first ball screw pair, a second ball screw pair and a stepping motor, an output shaft of the stepping motor is fixedly connected with a lead screw of the second ball screw pair through a coupler, a lead screw of the second ball screw pair is coaxially welded with a lead screw of the first ball screw pair, and the thread directions of the lead screw of the second ball screw pair are opposite to those of the lead screw of the first ball screw pair.

Preferably, the movable column on the right side of the upper clamping plate extends into the cavity and is fixedly connected with the screw nut of the first ball screw pair, and the movable column on the right side of the lower clamping plate extends into the cavity and is fixedly connected with the screw nut of the second ball screw pair.

Preferably, the surface of the left side and the surface of the right side of the square through hole are both provided with sliding grooves, the two sides of the upper clamping plate and the lower clamping plate are both fixedly provided with a plurality of second universal balls, and the second universal balls are in rolling fit with the sliding grooves.

Preferably, the inner wall surfaces of the upper clamping plate and the lower clamping plate are arc surfaces, a plurality of first universal balls are arranged on the arc surfaces, the first universal balls are distributed in an annular shape at equal intervals, and the outer wall of the rod piece is abutted against the first universal balls.

Preferably, the left end of the rack is provided with a support rod, and the support rod is matched with the rod piece in a rolling manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the second universal ball is used as a support of the upper clamping plate and the lower clamping plate to be in contact with the side wall of the square through hole, the lead screw nut of the first ball screw pair and the lead screw nut of the second ball screw pair can be prevented from being loaded, transmission abrasion of the first ball screw pair and the second ball screw pair is reduced, the service life of the driving device is prolonged, and the clamping effect of the device is guaranteed.

2. The utility model discloses novel structure, reasonable in design easily assembles, and screw-nut through first ball screw is vice and the screw-nut of second ball screw carries out vertical relative motion, drives punch holder and lower plate and is close to or keeps away from each other to adapt to the member of different diameters better, and play fine direction effect, application scope is wide to the member.

Drawings

Fig. 1 is a front view of the structure of the present invention;

FIG. 2 is a side view of the structure of the present invention;

fig. 3 is a schematic view of the middle lower splint of the present invention.

In the figure: the device comprises a rack 1, a rod piece 2, a square through hole 3, an upper clamping plate 4, a lower clamping plate 5, a first universal ball 6, a first ball screw pair 7, a second ball screw pair 8, a stepping motor 9, a movable column 10, a cavity 11, a sliding groove 12 and a second universal ball 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a feeding structure of continuous type extruder, includes frame 1 and member 2, and the left end of frame 1 is provided with the bracing piece, and the bracing piece passes through the bearing frame to be connected on frame 1 and roll the cooperation with member 2. The right-hand member of frame 1 sets up to the toper structure, toper structure middle part is provided with square through hole 3, member 2 penetrates and docks with the pinch roller through square through hole 3 from 1 left end in frame, be provided with centre gripping guiding mechanism on square through hole 3, centre gripping guiding mechanism includes punch holder 4 and lower plate 5, punch holder 4 and lower plate 5 carry out sharp opposite directions motion by the drive arrangement drive on 3 lateral walls of square through hole, punch holder 4 and lower plate 5 are mirror symmetry about member 2, the equal fixed connection movable column 10 of the right-hand member lateral wall of punch holder 4 and lower plate 5.

As shown in fig. 2, a cavity 11 is formed in the left side of the square through hole 3, a driving device is installed in the cavity 11, the driving device includes a first ball screw pair 7, a second ball screw pair 8 and a stepping motor 9, an output shaft of the stepping motor 9 is fixedly connected with a lead screw of the second ball screw pair 8 through a coupler, a lead screw of the second ball screw pair 8 is coaxially welded with a lead screw of the first ball screw pair 7, the thread directions of the lead screw of the second ball screw pair 8 and the lead screw of the first ball screw pair 7 are opposite, a movable column 10 on the right side of the upper clamping plate 4 extends into the cavity 11 and is fixedly connected with a lead screw nut of the first ball screw pair 7, and a movable column 10 on the right side of the lower clamping plate 5 extends into the cavity 11 and is fixedly connected with a lead screw nut of the.

The screw nut of the first ball screw pair 7 and the screw nut of the second ball screw pair 8 move vertically in opposite directions to drive the upper clamping plate 4 and the lower clamping plate 5 to be close to or far away from each other, so that the rod piece 2 with different diameters can be better adapted to, a good guiding effect can be achieved for the rod piece 2, and the application range is wide.

As shown in fig. 1 and 2, sliding grooves 12 are formed in the surfaces of the left side and the right side of the square through hole 3, four second universal balls 13 are fixedly arranged on the two sides of the upper clamping plate 4 and the lower clamping plate 5, and the second universal balls 13 are in rolling fit with the sliding grooves 12. The second universal ball 13 is used as the support of the upper clamping plate 4 and the lower clamping plate 5 to be in contact with the side wall of the square through hole 3, so that the lead screw nut of the first ball screw pair 7 and the lead screw nut of the second ball screw pair 8 can be prevented from being loaded, the transmission abrasion of the first ball screw pair 7 and the second ball screw pair 8 is reduced, the service life of the driving device is prolonged, and the clamping effect of the device is ensured.

As shown in fig. 2 and 3, the inner wall surfaces of the upper clamp plate 4 and the lower clamp plate 5 are arc surfaces, six first universal balls 6 are fixedly arranged on the arc surfaces, the first universal balls 6 are heavy-duty vehicle-made universal balls SP60B, the bearing capacity is high, the six first universal balls 6 are distributed at equal intervals in a ring shape, and the outer wall of the rod member 2 is abutted against the first universal balls 6. The device adopts six first universal balls 6 as the supports of the rod pieces 2, has small contact area and small frictional resistance, and is beneficial to conveying the rod pieces 2.

The working principle is as follows: firstly, open step motor 9, step motor 9 drives first ball screw pair 7 and the motion of second ball screw pair 8, because the screw thread opposite direction of the screw of first ball screw pair 7 and the screw thread of second ball screw pair 8, the screw nut of first ball screw pair 7 and the screw nut of second ball screw pair 8 carry out vertical motion in opposite directions, drive punch holder 4 and lower plate 5 and be close to each other or keep away from, thereby can adapt to the member 2 of different diameters better, and play fine direction effect to member 2, and wide application scope.

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

Claims

1. A feeding structure of a continuous extruder comprises a frame (1) and a rod (2), and is characterized in that: the right-hand member of frame (1) is provided with square through hole (3), member (2) penetrate and dock with the pinch roller through square through hole (3) from frame (1) left end, be provided with centre gripping guiding mechanism on square through hole (3), centre gripping guiding mechanism includes punch holder (4) and lower plate (5), carry out sharp opposite directions motion by drive arrangement drive on square through hole (3) lateral wall punch holder (4) and lower plate (5), punch holder (4) and lower plate (5) are mirror symmetry about member (2), the equal fixed connection activity post (10) of right-hand member lateral wall of punch holder (4) and lower plate (5).

2. A feeding structure of a continuous extruder as claimed in claim 1, wherein: the utility model discloses a ball screw assembly, including square through hole (3), cavity (11) have been seted up on the left side of square through hole (3), install drive arrangement in cavity (11), drive arrangement includes first ball screw pair (7), second ball screw pair (8) and step motor (9), the output shaft of step motor (9) passes through the lead screw fixed connection of shaft coupling with second ball screw pair (8), the lead screw of second ball screw pair (8) and the lead screw coaxial weld of first ball screw pair (7) to the lead screw of second ball screw pair (8) and the lead screw thread opposite direction of first ball screw pair (7).

3. A feeding structure of a continuous extruder as claimed in claim 2, wherein: the movable column (10) on the right side of the upper clamping plate (4) stretches into the cavity (11) and is fixedly connected with the screw nut of the first ball screw pair (7), and the movable column (10) on the right side of the lower clamping plate (5) stretches into the cavity (11) and is fixedly connected with the screw nut of the second ball screw pair (8).

4. A feeding structure of a continuous extruder as claimed in claim 1, wherein: the square through hole (3) left and right sides surface has all seted up spout (12), punch holder (4) and lower plate (5) both sides are all fixed and are provided with a plurality of universal ball of second (13), the universal ball of second (13) and spout (12) roll cooperation.

5. A feeding structure of a continuous extruder as claimed in claim 1, wherein: the inner wall surfaces of the upper clamping plate (4) and the lower clamping plate (5) are arc surfaces, a plurality of first universal balls (6) are arranged on the arc surfaces, the first universal balls (6) are distributed in an annular shape at equal intervals, and the outer wall of the rod piece (2) is abutted to the first universal balls (6).

6. A feeding structure of a continuous extruder as claimed in claim 1, wherein: the left end of the rack (1) is provided with a support rod, and the support rod is matched with the rod piece (2) in a rolling manner.