CN213411484U

CN213411484U - Wire drawing mechanism for circular tube

Info

Publication number: CN213411484U
Application number: CN202022269725.4U
Authority: CN
Inventors: 余镇雨; 赵仕姜
Original assignee: Suzhou Yuhua Industrial Coating Equipment Co ltd
Current assignee: Suzhou Yuhua Industrial Coating Equipment Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-11
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a wire drawing mechanism for pipe, including the wire drawing frame, the wire drawing frame is the rectangle structure, and its left and right sides all is equipped with concave roller mount, rotate the transmission concave roller that is connected with many tandem on the concave roller mount, the right-hand member of the center pivot of transmission concave roller is equipped with drive sprocket, the top of wire drawing frame is equipped with lifting unit, last a plurality of roller brush connecting rods of being fixed with of lifting unit, the roller brush connecting rod is connected with wire drawing roller brush, many evenly arranged around the wire drawing roller brush, the left end of the center pivot of wire drawing roller brush is equipped with roller brush wheel. The utility model has the advantages that: realize the automatic transmission and the wire drawing of pipe, and the pipe can not appear rolling, improves the wire drawing precision, and can many pipes wire drawing simultaneously, and the wire drawing is efficient, and simultaneously, the pipe need not alone fixed, saves the activity duration, and is fast, efficient, and the cost of labor is low.

Description

Wire drawing mechanism for circular tube

Technical Field

The utility model relates to a pipe wire drawing technical field specifically is a wire drawing mechanism for pipe.

Background

Wire drawing is a metal working process in which metal is forced through a die under the action of an external force, the cross-sectional area of the metal is compressed, and the desired shape and size of the cross-sectional area is obtained. At present, the traditional metal round pipe surface wire drawing is mainly characterized in that the wire drawing is directly performed on the surface of a round pipe along the length direction of the round pipe, and some of the straight wire drawing are used for fixing the round pipe on a rotating shaft and then moving along the length direction of the round pipe on the round pipe through an abrasive belt, so that the wire drawing action is realized. However, the wire drawing operation needs manual work to fix the round pipe firstly, and then wire drawing can be carried out, the manual operation is slow, the labor amount is large, the labor cost is high, the production cost of enterprises is increased, and the efficiency is low. Meanwhile, the abrasive belt has high elasticity, so that phenomena of wire drawing bending, deflection and the like are easily caused, and the wire drawing effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wire drawing mechanism for pipe 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: a wire drawing mechanism for a circular tube comprises a wire drawing rack, wherein the wire drawing rack is of a rectangular structure, concave roller fixing frames are arranged on the left side and the right side of the wire drawing rack, a plurality of transmission concave rollers which are arranged front and back are rotatably connected onto the concave roller fixing frames, a transmission chain wheel is arranged at the right end of a central rotating shaft of each transmission concave roller, a lifting assembly is arranged above the wire drawing rack, a plurality of roller brush connecting rods are fixed on the lifting assembly and connected with wire drawing roller brushes, the plurality of wire drawing roller brushes are uniformly arranged front and back, and a roller brush wheel is arranged at the left end of the central rotating shaft of each wire drawing roller brush;

the lifting assembly comprises guide sleeves, the guide sleeves are fixed at four corners of the wire drawing rack and arranged in a rectangular structure, the guide sleeves are rotatably connected with four lead screws, a lifting chain wheel is arranged on each lead screw, the four lead screws are connected with a roller brush fixing frame, and one of the four lead screws is connected with a lifting motor.

Further preferably, a gear box is arranged at the connecting end of the lifting motor and the screw rod, and a vertical rotating internal thread is arranged in the guide sleeve.

Further preferably, the four lifting sprockets are the same in height and are linked by a chain.

Preferably, a tensioning wheel is arranged on the rear side of the roller brush fixing frame, and the tensioning wheel is located between the two lifting chain wheels on the rear side of the roller brush fixing frame.

Preferably, each roller brush wheel is connected with a roller brush motor through a belt, and the roller brush motor is fixed below the wire drawing machine frame.

Preferably, the plurality of transmission chain wheels are connected with a speed reducer through a chain, and the speed reducer is fixed below the wire drawing rack.

Preferably, the transmission concave roller and the wire drawing roller brush are provided with a plurality of annular grooves which are matched with each other, and the cross sections of the grooves are arc-shaped.

Advantageous effects

The utility model discloses a wire drawing mechanism for pipe, height through lifting unit adjustment wire drawing roller brush, realize the regulation to wire drawing pressure, a plurality of wire drawing roller brushes realize the wire drawing operation to the different roughness of pipe, through set up a plurality of annular grooves on wire drawing roller brush and transmission concave roller, realize the automatic transmission and the wire drawing of pipe, and the pipe can not appear rolling, improve the wire drawing precision, and can many pipes wire drawing simultaneously, the wire drawing is efficient, and simultaneously, the pipe need not to fix alone, save the activity duration, and is fast, high efficiency, and the labor cost is low.

Drawings

Fig. 1 is a front view of a wire drawing mechanism for a round pipe according to an embodiment of the present invention;

fig. 2 is a top view of the wire drawing mechanism for round tubes according to the embodiment of the present invention;

fig. 3 is a right side view of the wire drawing mechanism for the circular tube according to the embodiment of the present invention.

Reference numerals

1-a wire drawing frame, 2-a concave roller fixing frame, 3-a transmission concave roller, 31-a transmission chain wheel, 4-a lifting assembly, 41-a guide sleeve, 42-a roller brush fixing frame, 43-a lifting chain wheel, 44-a screw rod, 45-a connecting plate, 46-a gear box, 47-a lifting motor, 5-a roller brush connecting rod, 6-a wire drawing roller brush, 61-a roller brush wheel, 7-a roller brush motor and 8-a speed reducer.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Examples

As shown in fig. 1-3, a wire drawing mechanism for a circular tube comprises a wire drawing frame 1, wherein the wire drawing frame 1 is of a rectangular structure, concave roller fixing frames 2 are arranged on the left side and the right side of the wire drawing frame 1, a plurality of transmission concave rollers 3 which are arranged front and back are rotatably connected to the concave roller fixing frames 2, a transmission chain wheel 31 is arranged at the right end of a central rotating shaft of each transmission concave roller 3, a lifting assembly 4 is arranged above the wire drawing frame 1, a plurality of roller brush connecting rods 5 are fixed on the lifting assembly 4, the roller brush connecting rods 5 are connected with wire drawing roller brushes 6, the plurality of wire drawing roller brushes 6 are uniformly arranged front and back, and a roller brush wheel 61 is arranged at the left end of the central rotating shaft of each;

the lifting assembly 4 comprises guide sleeves 41, the four guide sleeves 41 are fixed at four corners of the wire drawing rack 1 and arranged in a rectangular structure, the four guide sleeves 41 are rotatably connected with four screw rods 44, each screw rod 44 is provided with a lifting chain wheel 43, the four screw rods 44 are connected with a roller brush fixing frame 42, and one of the four screw rods 44 is connected with a lifting motor 47.

This embodiment wire drawing mechanism for pipe, realize the front and back conveying of pipe through the concave roller 3 of speed reducer 8 drive transmission, lifting unit 4 is used for adjusting wire drawing roller brush 6's height, elevator motor 47 passes through gear box 46 and rotates the horizontal direction of motor and convert the rotation of vertical direction into, realizes the rotation of lead screw 44, four elevating chain wheel 43 rotates along with the rotation of the lead screw 44 that is connected with elevator motor 47 through the chain, drives four lead screws 44 and is rotatory at 41 internal threads of uide bushing, realizes the elevating movement of lead screw 44, and then drives the lift of wire drawing roller brush 6 on the roller brush mount 42, realizes that wire drawing roller brush 6 compresses tightly the pipe on the concave roller 3 of transmission, roller brush motor 7 passes through roller brush wheel 61 drive wire drawing roller brush 6 and rotates, realizes the wire drawing action of pipe.

In the embodiment, the number of the wire drawing roller brushes 6 is three, the three wire drawing roller brushes 6 are correspondingly connected with three roller brush motors 7, different wire drawing speeds are realized, the three times of wire drawing processing for the thick wire, the medium wire and the thin wire of the round pipe are realized, the adjustment of wire drawing pressure is realized through the lifting assembly 4 which can be adjusted up and down, and the adjustment is convenient. Simultaneously, adjacent two can install the rubber compression roller additional between wire drawing roller brush 6, this rubber compression roller is fixed in on roller brush mount 42, and when carrying out the pipe wire drawing, this rubber compression roller is pressing the pipe, prevents that the pipe from rotating because of the atress, improves the precision of wire drawing.

Preferably, a gear box 46 is arranged at a connecting end of the lifting motor 47 and the screw rod 44, and is used for converting the rotating direction of the lifting motor 47 to drive the screw rod 44 to rotate, and a vertical rotating internal thread is arranged in the guide sleeve 41 to realize the screw connection with the screw rod 44, so that the screw rod 44 is ensured to realize the up-and-down movement through rotation.

Preferably, the four lifting sprockets 43 have the same height, and are linked by chains to realize synchronous rotation of the four lead screws 44.

Preferably, a tensioning wheel 9 is arranged at the rear side of the roller brush fixing frame 42, and the tensioning wheel 9 is located between the two lifting chain wheels 43 at the rear side of the roller brush fixing frame 42 and used for adjusting the tightness of the chain connected between the four lifting chain wheels 43, so as to ensure the smooth transmission of the chain.

Preferably, each roller brush wheel 61 is connected with a roller brush motor 7 through a belt, the roller brush motor 7 is fixed below the wire drawing machine frame 1, and the wire drawing roller brush 6 is driven to rotate through the roller brush motor 7.

Preferably, a plurality of the transmission chain wheels 31 are connected with a speed reducer 8 through chains, the speed reducer 8 is fixed below the wire drawing rack 1, and the speed reducer 8 drives the transmission concave roller 3 to rotate, so that transmission of the circular tube is realized.

Preferably, a plurality of annular grooves matched with each other are formed in the transmission concave roller 3 and the wire drawing roller brush 6, the cross section of each groove is arc-shaped, the circular tube can move along a straight line, the left and right rolling phenomenon cannot occur, and the accuracy and precision of wire drawing are improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a wire drawing mechanism for pipe which characterized in that: the wire drawing machine comprises a wire drawing machine frame (1), wherein the wire drawing machine frame (1) is of a rectangular structure, concave roller fixing frames (2) are arranged on the left side and the right side of the wire drawing machine frame, a plurality of transmission concave rollers (3) which are arranged front and back are rotatably connected onto the concave roller fixing frames (2), a transmission chain wheel (31) is arranged at the right end of a central rotating shaft of each transmission concave roller (3), a lifting assembly (4) is arranged above the wire drawing machine frame (1), a plurality of roller brush connecting rods (5) are fixed onto the lifting assembly (4), a wire drawing roller brush (6) is connected onto each roller brush connecting rod (5), a plurality of wire drawing roller brushes (6) are uniformly arranged front and back, and a roller brush wheel (61) is arranged at the left end of the central;

lifting unit (4) contain uide bushing (41), four uide bushing (41) are fixed in the four corners of wire drawing frame (1) and are the rectangular structure and arrange, four uide bushing (41) swivelling joint has four lead screws (44), all be equipped with a lifting sprocket (43) on lead screw (44), four lead screw (44) are connected with a roller brush mount (42), four be connected with elevator motor (47) on one in lead screw (44).

2. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: the lifting motor (47) and the connecting end of the screw rod (44) are provided with a gear box (46), and a vertical rotating internal thread is arranged in the guide sleeve (41).

3. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: the four lifting chain wheels (43) are same in height and are connected through chains.

4. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: the rear side of the roller brush fixing frame (42) is provided with a tension wheel (9), and the tension wheel (9) is positioned between two lifting chain wheels (43) at the rear side of the roller brush fixing frame (42).

5. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: each roller brush wheel (61) is connected with a roller brush motor (7) through a belt, and the roller brush motor (7) is fixed below the wire drawing rack (1).

6. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: the plurality of transmission chain wheels (31) are connected with a speed reducer (8) through chains, and the speed reducer (8) is fixed below the wire drawing rack (1).

7. The wire drawing mechanism for the circular tube according to claim 1, characterized in that: a plurality of annular grooves matched with each other are formed in the transmission concave roller (3) and the wire drawing roller brush (6), and the cross sections of the grooves are arc-shaped.