CN110170863B

CN110170863B - Round bar cutting machine

Info

Publication number: CN110170863B
Application number: CN201910453122.9A
Authority: CN
Inventors: 不公告发明人
Original assignee: Ningbo Runjue Technology Co ltd
Current assignee: Shandong Tianwu Molding Technology Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2021-04-06
Anticipated expiration: 2039-05-28
Also published as: CN110170863A

Abstract

The invention discloses a round bar cutting machine which comprises a machine body, wherein a stepping motor is arranged at the right end of the machine body, a movable groove is formed in the upper end of the machine body, a long shaft arranged in the machine body is connected to an output shaft of the stepping motor, a conveying mechanism arranged in the machine body is connected to the long shaft, and a tightening mechanism and a cutting mechanism arranged at the left end of the machine body are sequentially connected to the left end of the long shaft from right to left. The invention has the advantages that: can stabilize the pole automatically, advance the back and press from both sides tightly and fix a position the pole, the cutterbar moves backward and cuts the pole, so circulate, once accomplish the work of cutting off of whole pole, can clean the waste residue that produces automatically moreover, labour saving and time saving has improved work efficiency.

Description

Round bar cutting machine

Technical Field

The invention relates to a round bar cutting machine.

Background

A round bar cutting machine is a bar cutting machine and is mainly used for forging and pressing factories to cut forging blanks. The round bar cutter cuts long round steel in sections. However, in the working process of the cutting machine used at present, an operator is required to hold the steel bar by hands and continuously send the steel bar into a cutting area, so that the production efficiency is low, and the operator is easily accidentally injured to cause potential safety hazards.

Therefore, the round bar cutting machine is needed, the round bar can be automatically stabilized, the round bar is clamped and positioned after being pushed, the cutter moves backwards to cut the round bar, the whole round bar is cut in one step in the circulation, time and labor are saved, and the working efficiency is improved.

Disclosure of Invention

The invention mainly aims to provide a round bar cutting machine which can automatically stabilize a round bar, clamp and position the round bar after being pushed, and cut the round bar by moving a cutter backwards, so that the whole round bar cutting work is completed once, time and labor are saved, and the working efficiency is improved.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a round bar cutter, includes the organism, the right-hand member of organism is equipped with step motor, the upper end of organism is equipped with the movable groove, be connected with on step motor's the output shaft and establish major axis in the organism, be connected with on the major axis and establish conveying mechanism in the organism, the left end of major axis has connected gradually from right side to left and establishes elasticity mechanism on the organism, establish the cutting mechanism of organism left end, conveying mechanism is including the key joint in the first disc of major axis right-hand member, the outer lane of first disc is equipped with partial tooth, the upper end of first disc be equipped with the first gear of partial tooth matched with of first disc, the central key of first gear has worn to establish first reciprocating screw rod in the movable groove, the spiro union has the sliding fit on the first reciprocating screw rod first displacement piece in the movable groove, the upper end of first displacement piece is provided with the shift ring from the front to the back equidistance, the upper end of activity groove from the front to the back equidistance be fixed with the stand pipe that the shift ring quantity is the same, the lower extreme of stand pipe is equipped with the cross slot, wear to be equipped with on the shift ring with the semicircle head post of the pipe wall butt of stand pipe, the lower extreme cunning of shift ring is joined in marriage on the cross slot, half round head post with be connected with first spring between the shift ring.

Furthermore, the elastic mechanism comprises a second disc which is keyed on the left end of the long shaft, the outer ring of the second disc is provided with partial worm gear teeth corresponding to partial teeth of the first disc, the upper end of the second disc is provided with a first worm which is matched with partial worm gear teeth of the second disc, a first worm wheel is meshed at the upper end of the first worm, a second gear is coaxially connected at the left end of the first worm wheel, the first disc, the first worm wheel and the second gear are all rotationally arranged in the machine body, a positioning block is arranged at the left end of the guide pipe, a sliding groove which is positioned right below the positioning block is arranged at the left end of the machine body, the clamping block is arranged in the sliding groove in a vertically moving mode, a rack meshed with the second gear is arranged on the lower side of the front end of the clamping block, and a second spring is connected between the clamping block and the sliding groove.

Furthermore, the cutting mechanism comprises a third gear which is in keyed joint with the left end of the long shaft, a fourth gear is meshed with the upper side of the rear end of the third gear, a second worm wheel which is coaxially connected with the fourth gear is arranged on the left side of the fourth gear, a second worm is meshed with the upper end of the second worm wheel, a displacement groove is formed in the left side wall of the machine body, a second reciprocating screw which is in keyed joint with the second worm is rotationally arranged in the displacement groove, second displacement blocks which are in sliding fit with the displacement groove are in threaded joint with the second reciprocating screw, a fixed block is fixed at the left end of each second displacement block, a cutter is fixed at the upper end of each fixed block, and a waste residue collecting mechanism which is connected with the fixed blocks is arranged at the left end of the machine body.

Further, collect waste residue mechanism including fixing the collection sediment spare of organism left end, be equipped with the collection sediment groove that is the L type on the collection sediment spare, the rear end in collection sediment groove is equipped with the square hole, the below of fixed block is connected with cleans the piece, the lower extreme that cleans the piece is equipped with the brush hair.

Furthermore, the left end of the slag collecting piece is provided with an inclined surface.

Furthermore, the pipe wall of the guide pipe is composed of a large circular wall at the right section and a small circular wall at the left section, and an arc-shaped wall is connected between the large circular wall and the small circular wall.

The invention has the advantages that: can stabilize the pole automatically, advance the back and press from both sides tightly and fix a position the pole, the cutterbar moves backward and cuts the pole, so circulate, once accomplish the work of cutting off of whole pole, can clean the waste residue that produces automatically moreover, labour saving and time saving has improved work efficiency.

Drawings

FIG. 1 is a perspective view according to the present invention;

FIG. 2 is a schematic structural diagram according to the present invention;

FIG. 3 is a front view according to the present invention;

FIG. 4 is a right side view in accordance with the present invention;

FIG. 5 is a sectional view A-A of FIG. 3;

FIG. 6 is a cross-sectional view B-B of FIG. 3;

FIG. 7 is a cross-sectional view C-C of FIG. 4;

FIG. 8 is a cross-sectional view of the first displacement block stopped after left displacement in accordance with the present invention;

FIG. 9 is an enlarged view of section D of FIG. 1;

FIG. 10 is an enlarged view of section E of FIG. 2;

FIG. 11 is an enlarged view of section F of FIG. 3;

fig. 12 is an enlarged view of a portion G of fig. 7.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 12, a round bar cutting machine comprises a machine body 1, wherein a stepping motor 2 is arranged at the right end of the machine body 1, a movable groove is arranged at the upper end of the machine body 1, a long shaft 4 arranged in the machine body 1 is connected to an output shaft of the stepping motor 2, a conveying mechanism arranged in the machine body 1 is connected to the long shaft 4, and a tightening mechanism and a cutting mechanism arranged at the left end of the machine body 1 are sequentially connected to the left end of the long shaft 4 from right to left.

The conveying mechanism comprises a first disc 5 which is connected to the right end of the long shaft 4 in a key mode, partial teeth are arranged on the outer ring of the first disc 5, a first gear 6 matched with the partial teeth of the first disc 5 is arranged at the upper end of the first disc 5, a first reciprocating screw 7 penetrating through the movable groove is connected to the center of the first gear 6 in a key mode, a first displacement block 8 in sliding fit with the movable groove is connected to the first reciprocating screw 7 in a threaded mode, moving rings 9 are arranged on the upper end of the first displacement block 8 from front to back in an equidistant mode, guide pipes 3 the number of which is the same as that of the moving rings 9 are fixed on the upper end of the movable groove from front to back in an equidistant mode, a transverse groove 11 is formed in the lower end of each guide pipe 3, a semi-circle head column 10 abutted to the pipe wall of each guide pipe 3 penetrates through the moving rings 9, the lower end of each moving ring 9 is in sliding fit with the transverse groove 11, and a.

The tightening and loosening mechanism comprises a second disc 12 which is connected to the left end of the long shaft 4 in a key mode, partial worm gear teeth corresponding to partial worm gear teeth of the first disc 5 are arranged on the outer ring of the second disc 12, a first worm 13 matched with the partial worm gear teeth of the second disc 12 is arranged at the upper end of the second disc 12, a first worm wheel 14 is meshed at the upper end of the first worm 13, a second gear 15 is coaxially connected to the left end of the first worm wheel 14, the first disc 12, the first worm wheel 14 and the second gear 15 are all rotatably arranged in the machine body 1, a positioning block 17 is arranged at the left end of the guide pipe 3, a sliding groove located right below the positioning block 17 is arranged at the left end of the machine body 1, a clamping block 16 is arranged in the sliding groove in a vertically moving mode, a rack meshed with the second gear 15 is arranged on the lower side of the front end of the clamping block 16. The partial teeth of the first disk 5 and the partial worm gear teeth of the second disk 12 are all 90 degrees and have the same starting point and ending point.

The cutting mechanism comprises a third gear 18 which is in keyed joint with the left end of the long shaft 4, a fourth gear 19 is meshed with the upper side of the rear end of the third gear 18, a second worm wheel 20 which is coaxially connected with the fourth gear 19 is arranged on the left side of the fourth gear 19, a second worm 21 is meshed with the upper end of the second worm wheel 20, a displacement groove is formed in the left side wall of the machine body 1, a second reciprocating screw 22 which is in keyed joint with the second worm 21 is rotatably arranged in the displacement groove, second displacement blocks 23 which are in sliding fit with the displacement groove are in threaded joint with the second reciprocating screw 22, a fixed block 24 is fixed at the left end of each second displacement block 23, a cutter 25 is fixed at the upper end of each fixed block 24, and a waste residue collecting mechanism which is connected with the fixed block 24 is arranged at.

The waste residue collecting mechanism comprises a waste residue collecting piece 26 fixed at the left end of the machine body 1, an L-shaped waste residue collecting groove is formed in the waste residue collecting piece 26, a square hole 28 is formed in the rear end of the waste residue collecting groove, a cleaning block 27 is connected to the lower portion of the fixing block 24, and bristles are arranged at the lower end of the cleaning block 27.

The left end of the slag collecting piece 26 is provided with an inclined surface.

The pipe wall of the guide pipe 3 consists of a large circular wall at the right section and a small circular wall at the left section, and an arc-shaped wall is connected between the large circular wall and the small circular wall.

The end of the semi-round head column 10 is fixed with a rubber pad. The rubber pad can form the buffering to avoid haring the pole. Three semi-round head columns 10 are arranged in each moving ring 9 and are distributed circumferentially.

The working principle is as follows: when the round bar needs to be cut, the round bar is placed into the guide pipe, the tail part of the round bar is positioned between the three semi-round head columns, the stepping motor and the cutter are opened, the stepping motor drives the long shaft to rotate anticlockwise when viewed from the left, the long shaft drives the first disc to rotate, part of teeth of the first disc drives the first gear to rotate, the first gear drives the first reciprocating screw to rotate, the first reciprocating screw drives the first displacement block to move leftwards, the first displacement block drives the moving ring to move leftwards simultaneously, the pipe wall of the guide pipe drives the semi-round head columns to move towards the middle, after the semi-round head columns move to the left round wall of the guide piece, the semi-round head columns clamp the round bar, the first displacement block drives the round bar to move leftwards continuously, the long shaft drives the second disc to rotate anticlockwise when viewed from the left, part of worm wheels of the second disc drives the first worm to rotate, the first worm drives the first worm wheel to rotate, the first worm wheel drives the first worm, part of teeth of the first disc are not meshed with the first gear, the first displacement block stops, part of worm gear teeth of the second disc are not meshed with the first worm, the clamping block is popped out under the action force of the second spring, the round rod of the clamping block is pressed on the positioning block, at the moment, the left end of the round rod is arranged behind the cutter, the long shaft drives the third gear to rotate, the third gear drives the fourth gear to rotate, the fourth gear drives the second worm gear to rotate, the second worm gear drives the second worm to rotate, the second worm drives the second reciprocating screw to rotate, the second reciprocating screw drives the second displacement block to move backwards, the second displacement block drives the cutter to move backwards, in the process that the long shaft rotates 270 degrees again, the cutter finishes cutting and returns to the original position, the long shaft continues to rotate 90 degrees, the motion is repeated, the round rod stops after moving leftwards for a certain distance, the round rod extends out of the guide pipe, the clamping block presses the round rod on the positioning block, in the process that the long shaft rotates 270 degrees again, the cutter completes cutting off the round bar again and returns to the original position, the operation is circulated until the whole round bar is cut off, the first displacement block moves back to the original position to the left of the first reciprocating screw rod, the stepping motor and the cutter are closed, the round bar is placed in the guide pipe, the tail of the round bar is located between the three half-head columns, the cutting off operation of the whole round bar can be automatically completed, waste residues generated by cutting of the cutter fall in the residue collection groove, the cleaning block is driven to move back and forth by the cutter in the process of moving back and forth, and the bristles at the lower end of the cleaning block sweep the waste residues to the square hole and then fall and are collected.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pole cutter which characterized in that: comprises a machine body (1), the right end of the machine body (1) is provided with a stepping motor (2), the upper end of the machine body (1) is provided with a movable groove, an output shaft of the stepping motor (2) is connected with a long shaft (4) arranged in the machine body (1), the long shaft (4) is connected with a conveying mechanism arranged in the machine body (1), the left end of the long shaft (4) is sequentially connected with a tightening mechanism arranged on the machine body (1) and a cutting mechanism arranged at the left end of the machine body (1) from right to left, the conveying mechanism comprises a first disc (5) keyed at the right end of the long shaft (4), the outer ring of the first disc (5) is provided with partial teeth, the upper end of the first disc (5) is provided with a first gear (6) matched with the partial teeth of the first disc (5), the center key of the first gear (6) is connected with a first reciprocating screw (7) arranged in the movable groove, first reciprocating screw (7) are gone up the spiro union and are in sliding fit first displacement piece (8) in the movable trough, the upper end of first displacement piece (8) is provided with shift ring (9) from preceding equidistance to back, the upper end of movable trough from preceding equidistance to back be fixed with stand pipe (3) that shift ring (9) quantity is the same, the lower extreme of stand pipe (3) is equipped with cross slot (11), wear to be equipped with on shift ring (9) with half button head post (10) of the pipe wall butt of stand pipe (3), the lower extreme sliding fit of shift ring (9) is in on cross slot (11), half button head post (10) with be connected with first spring between shift ring (9).

2. The round bar cutting machine according to claim 1, wherein: the tightening and loosening mechanism comprises a second disc (12) which is in keyed connection with the left end of the long shaft (4), partial worm gear teeth corresponding to partial teeth of the first disc (5) are arranged on the outer ring of the second disc (12), a first worm (13) which is matched with partial worm gear teeth of the second disc (12) is arranged at the upper end of the second disc (12), a first worm wheel (14) is meshed at the upper end of the first worm (13), a second gear (15) is coaxially connected with the left end of the first worm wheel (14), the first disc (5), the first worm wheel (14) and the second gear (15) are all rotatably arranged in the machine body (1), a positioning block (17) is arranged at the left end of the guide pipe (3), a sliding groove which is positioned right below the positioning block (17) is arranged at the left end of the machine body (1), and a clamping block (16) which is arranged in the sliding groove in a vertically moving manner, a rack meshed with the second gear (15) is arranged on the lower side of the front end of the clamping block (16), and a second spring is connected between the clamping block (16) and the sliding groove.

3. The round bar cutting machine according to claim 1, wherein: the cutting mechanism comprises a third gear (18) keyed on the left end of the long shaft (4), a fourth gear (19) is meshed with the upper side of the rear end of the third gear (18), a second worm wheel (20) which is coaxially connected with the fourth gear (19) is arranged on the left side of the fourth gear (19), the upper end of the second worm wheel (20) is engaged with a second worm (21), the left side wall of the machine body (1) is provided with a displacement groove, a second reciprocating screw (22) which is in key joint with the second worm (21) is rotationally arranged in the displacement groove, the second reciprocating screw rods (22) are respectively screwed with second displacement blocks (23) which are matched on the displacement grooves in a sliding way, a fixed block (24) is fixed at the left end of the second displacement block (23), a cutter (25) is fixed at the upper end of the fixed block (24), the left end of the machine body (1) is provided with a waste residue collecting mechanism connected with the fixed block (24).

4. A round bar cutting machine according to claim 3, characterized in that: collect waste residue mechanism including fixing collection sediment spare (26) of organism (1) left end, be equipped with the collection sediment groove that is the L type on collection sediment spare (26), the rear end in collection sediment groove is equipped with square hole (28), the below of fixed block (24) is connected with cleans piece (27), the lower extreme that cleans piece (27) is equipped with the brush hair.

5. The round bar cutting machine according to claim 4, wherein: the left end of the slag collecting piece (26) is provided with an inclined surface.

6. A round bar cutting machine according to any one of claims 1 or 2, characterized in that: the pipe wall of the guide pipe (3) is composed of a large circular wall at the right section and a small circular wall at the left section, and an arc-shaped wall is connected between the large circular wall and the small circular wall.