CN210967258U

CN210967258U - Novel automatic feeding mechanism of circular sawing machine

Info

Publication number: CN210967258U
Application number: CN201922197997.5U
Authority: CN
Inventors: 吕俊; 吕丽楠; 王葛勇; 项坚冰
Original assignee: ZHEJIANG HUJIN MACHINE TOOL CO LTD
Current assignee: ZHEJIANG HUJIN MACHINE TOOL CO LTD
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-10
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to a novel circular sawing machine automatic feed mechanism. The technical scheme is as follows: the automatic chain pushing device comprises a base, a supporting frame, a motor mounting frame, a first motor, a first chain, a first driven chain wheel, a driven lead screw, a driving lead screw, a pushing device and a first driving chain wheel. The utility model discloses a lead screw that sets up drives the support frame motion, make the support frame can adjust its interval, thereby can adapt to the raw and other materials of different thicknesses, and pusher then realizes feeding work through the mode of lifting raw and other materials and propelling movement forward one by one, raw and other materials do not roll and advance on the device in the propelling movement process, thereby can not lead to the fact wearing and tearing scraping etc. to the raw and other surfaces, can protect some to require higher raw and other materials to the exterior protection, propelling movement volume is fixed again at every turn simultaneously, so the feeding volume of control raw and other materials that can be more accurate, guarantee to cut off the length precision of cutting apart, whole device passes through motor and chain drive, moreover, the steam generator is simple in structure, low in.

Description

Novel automatic feeding mechanism of circular sawing machine

Technical Field

The utility model belongs to circular sawing machine corollary equipment field relates to a novel circular sawing machine automatic feed mechanism.

Background

A circular saw machine is an apparatus for cutting various kinds of work materials, and is widely used for cutting work of raw materials such as wood, aluminum bars, and steel materials, particularly for cutting work of round bar materials. The raw materials to be processed are divided into a plurality of sections on the sawing machine, the raw materials are required to be fed to a cutting part according to a certain length in the process, in the existing product, the raw materials with small volume and light weight are mostly manually pushed, the accuracy of the length of the fed raw materials can be ensured, the labor is occupied, the efficiency is low, the raw materials with large volume and heavy weight are fed and fed in a roller conveying mode, certain automation is realized in the mode, but the feeding length of the raw materials is difficult to control due to the fact that the moving length of the raw materials on the rollers is difficult to control and the inertia of the raw materials is difficult to control.

SUMMERY OF THE UTILITY MODEL

In view of the problem that exists among the prior art, the utility model discloses a novel circular sawing machine automatic feed mechanism, the technical scheme of adoption is, including the base, its characterized in that: the middle positions of the upper surfaces of the two ends of the base are fixedly connected with a lead screw mounting frame, the middle position of the upper surface of the base is parallel to the long edge direction and is provided with a middle mounting groove, the middle position of the upper surface of the base is parallel to the wide edge direction and is provided with a sliding groove, the sliding groove is internally provided with two supporting frames, the two supporting frames are positioned at the two sides of the middle mounting groove, the two lead screw mounting frames are respectively and axially fixed and rotatably provided with a driving lead screw and a driven lead screw, the driving lead screw and the driven lead screw respectively penetrate through the supporting frames in a threaded fit manner, one end of the driving lead screw is fixedly connected with a first driving chain wheel, the first driving chain wheel is fixedly connected to a rotating shaft of a first motor, the first motor is fixedly mounted at the side edge of the base through a motor mounting frame, one end of the driven lead screw is, and a pushing device is arranged in the middle mounting groove, and the highest point of the pushing device is lower than that of the supporting frame.

As a preferred scheme of the utility model, the initiative lead screw intermediate position is installed for unthreaded polished rod and axial fixity normal running fit on the lead screw mounting bracket, the screw thread that initiative lead screw both ends were seted up is just respectively screw-thread fit connection two for positive and negative revolve to on the support frame.

As an optimized scheme of the utility model, driven lead screw with the structure of initiative lead screw is the same.

As an optimized scheme of the utility model, pusher includes fixed mounting and is in second motor, rotation on the base are installed driven chain wheel of second on the base, fixedly connected with second initiative chain wheel in the pivot of second motor, second initiative chain wheel with driven chain wheel terminal surface of second is located the coplanar and the cooperation is installed the second chain on it, second initiative chain wheel reaches driven chain wheel of second all takes turns to rather than the eccentric fixedly connected with pivot of axis, the axis of second initiative chain wheel with its fixed connection the eccentric distance of axis of pivot with driven chain wheel's axis of second and its fixed connection the eccentric distance of axis of pivot is the same, the pivot joint table of fixed connection in the bottom of push frame is installed in the normal running fit in the pivot, push frame bottom fixedly connected with two the pivot joint table and respectively with second initiative chain wheel and second chain wheel The rotating shaft on the driven chain wheel is installed in a rotating fit mode.

As an optimized proposal of the utility model, the pushing frame is Y-shaped.

The utility model has the advantages that: the utility model discloses a lead screw that sets up drives the support frame motion, make the support frame can adjust its interval, thereby can adapt to the raw and other materials of different thicknesses, and pusher then realizes feeding work through the mode of lifting raw and other materials and propelling movement forward one by one, raw and other materials do not roll and advance on the device in the propelling movement process, thereby can not lead to the fact wearing and tearing scraping etc. to the raw and other surfaces, can protect some to require higher raw and other materials to the exterior protection, propelling movement volume is fixed again at every turn simultaneously, so the feeding volume of control raw and other materials that can be more accurate, guarantee to cut off the length precision of cutting apart, whole device passes through motor and chain drive, moreover, the steam generator is simple in structure, low in.

Drawings

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

FIG. 2 is a schematic view of the base structure of the present invention without the support frames at the two sides;

FIG. 3 is a cross-sectional view of the base with the support frames on both sides removed;

fig. 4 is an enlarged schematic view of the structure of the connecting portion of the second driving chain wheel and the pushing frame of the present invention.

In the figure: the device comprises a base 1, a lead screw mounting rack 101, a lead screw mounting rack 102, a sliding groove 103, a middle mounting groove, a support frame 2, a motor mounting rack 3, a first motor 4, a first chain 5, a first driven chain wheel 6, a driven lead screw 7, a driving lead screw 8, a pushing device 9, a pushing rack 901, a driving chain wheel 902, a driving chain wheel 903, a second chain 904, a driven chain wheel 904, a second motor 905, a rotating shaft 906, a rotating shaft 907, a rotating shaft connecting table and a driving chain wheel 10.

Detailed Description

Example 1

As shown in fig. 1 to 4, the technical scheme of the utility model is that a novel circular sawing machine automatic feed mechanism, including base 1, its characterized in that: the middle positions of the upper surfaces of the two ends of the base 1 are fixedly connected with a lead screw mounting frame 101, the middle position of the upper surface of the base 1 is parallel to the long edge direction and is provided with a middle mounting groove 103, the middle position of the upper surface of the base 1 is parallel to the wide edge direction and is provided with a sliding groove 102, the sliding groove 102 is internally and slidably provided with two support frames 2, the two support frames 2 are positioned at two sides of the middle mounting groove 103, the two lead screw mounting frames 101 are respectively and axially fixedly and rotatably provided with a driving lead screw 8 and a driven lead screw 7, the driving lead screw 8 and the driven lead screw 7 respectively penetrate through the support frames 2 in a threaded fit manner, one end of the driving lead screw 8 is fixedly connected with a first driving chain wheel 10, the first driving chain wheel 10 is fixedly connected with a rotating shaft of a first motor 4, the first motor 4 is fixedly mounted at the side, the first driven chain wheel 6 and the first driving chain wheel 10 are provided with a first chain 5 in a matching manner, the middle mounting groove 103 is provided with a pushing device 9, and the highest point of the pushing device 9 is lower than that of the support frame 2.

The middle position of the driving lead screw 8 is a non-threaded polished rod and is axially fixed and installed on the lead screw installation rack 101 in a rotating fit mode, and threads formed at two ends of the driving lead screw 8 are in positive and negative rotation directions respectively and are connected to the two support frames 2 in a threaded fit mode respectively.

The driven lead screw 7 and the driving lead screw 8 have the same structure.

The pushing device 9 comprises a second motor 905 fixedly mounted on the base 1, and a second driven chain wheel 904 rotatably mounted on the base 1, a second driving chain wheel 902 is fixedly connected to a rotating shaft of the second motor 905, end faces of the second driving chain wheel 902 and the second driven chain wheel 904 are located in the same plane, and a second chain 903 is mounted on the second driving chain wheel 902 and the second driven chain wheel 904 in a matching manner, the second driving chain wheel 902 and the second driven chain wheel 904 are both eccentrically and fixedly connected with a rotating shaft 906, an eccentric distance between an axis of the second driving chain wheel 902 and an axis of the rotating shaft 906 fixedly connected thereto is the same as an eccentric distance between an axis of the second driven chain wheel 904 and an axis of the rotating shaft 906 fixedly connected thereto, and a rotating shaft connecting table 907 fixedly connected to a bottom of the pushing frame is rotatably mounted on the rotating shaft 906 in a matching manner, the pushing frame 901 is Y-shaped, and two rotating shaft connecting platforms 907 are fixedly connected to the bottom of the pushing frame and are respectively installed with the rotating shafts 906 on the second driving chain wheel 902 and the second driven chain wheel 904 in a rotating fit manner.

The utility model discloses a theory of operation: the feeding device is placed on the side of a circular sawing machine, the distance between two support frames 2 is adjusted according to the thickness of raw materials to be processed, the adjustment mode is that the first motor 4 is controlled to rotate, the first motor 4 drives a first driving chain wheel 10 and a driving lead screw 8 to rotate, the first driving chain wheel 10 drives a first driven chain wheel 6 and a driven lead screw 7 to rotate through a first chain 5, the driving lead screw 8 and the driven lead screw 7 rotate to drive the two support frames 2 to move towards the middle or move towards the two outer sides in a reverse direction and away from each other through positive and negative threads on the driving lead screw 8, the raw materials to be processed are placed on the support frames 2, the second motor 905 is controlled to rotate, the second motor 905 drives a second driving chain wheel 902 to rotate and drives a second driven chain wheel 904 to rotate through a second chain 903, the second driving chain wheel 902 and the second driven chain wheel 904 rotate to drive a pushing frame 901 to move, the second driving chain wheel 902 and the second driven chain wheel 904 can make the pushing frame 901 rise to lift raw materials and carry the raw materials forward for a distance when rotating for each circle, then descend to place the raw materials on the supporting frame 2, when rotating for the next circle, the pushing frame 901 lifts the raw materials again and carries the raw materials for a distance and then puts the raw materials down on the supporting frame 2, and therefore circulation is achieved, the purpose of carrying the raw materials forward at equal intervals is achieved, because the carrying distance of the raw materials when rotating for each circle of the second motor 905 is fixed, the carrying distance of the raw materials can be controlled by controlling the number of rotation circles of the second motor 905, and feeding work of the raw materials with controllable length is achieved.

Prior art for components and circuit connections not described in detail herein.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a novel circular sawing machine automatic feed mechanism, includes base (1), its characterized in that: the middle positions of the upper surfaces of the two ends of the base (1) are fixedly connected with a lead screw mounting frame (101), the middle position of the upper surface of the base (1) is parallel to the long edge direction and is provided with a middle mounting groove (103), the middle position of the upper surface of the base (1) is parallel to the wide edge direction and is provided with a sliding groove (102), the sliding groove (102) is internally and slidably provided with two supporting frames (2), the two supporting frames (2) are positioned at the two sides of the middle mounting groove (103), the two lead screw mounting frames (101) are respectively and axially fixedly and rotatably provided with a driving lead screw (8) and a driven lead screw (7), the driving lead screw (8) and the driven lead screw (7) respectively penetrate through the supporting frames (2) in a threaded fit manner, one end of the driving lead screw (8) is fixedly connected with a first driving chain wheel (10, first motor (4) are in through motor mounting bracket (3) fixed mounting the side of base (1), the first driven chain wheel (6) of driven lead screw (7) one end fixedly connected with, first driven chain wheel (6) with first initiative chain wheel (10) go up the cooperation and install first chain (5), install pusher (9) in middle mounting groove (103), the peak of pusher (9) is less than the peak of support frame (2).

2. The automatic feeding mechanism of the novel circular saw machine as claimed in claim 1, wherein: the middle position of the driving lead screw (8) is a non-threaded polished rod and is axially fixed and installed on the lead screw mounting rack (101) in a rotating fit mode, threads formed at two ends of the driving lead screw (8) are in positive and negative rotating directions respectively and are connected to the two support frames (2) in a threaded fit mode respectively.

3. The automatic feeding mechanism of the novel circular saw machine as claimed in claim 1, wherein: the driven lead screw (7) and the driving lead screw (8) have the same structure.

4. The automatic feeding mechanism of the novel circular saw machine as claimed in claim 1, wherein: the pushing device (9) comprises a second motor (905) fixedly mounted on the base (1) and a second driven chain wheel (904) rotatably mounted on the base (1), a second driving chain wheel (902) is fixedly connected to a rotating shaft of the second motor (905), the end faces of the second driving chain wheel (902) and the second driven chain wheel (904) are located in the same plane and are provided with a second chain (903) in a matched manner, the second driving chain wheel (902) and the second driven chain wheel (904) are respectively and fixedly connected with a rotating shaft (906) in an eccentric manner with the axis thereof, the eccentric distance between the axis of the rotating shaft (906) fixedly connected with the axis of the second driving chain wheel (902) and the eccentric distance between the axis of the rotating shaft (906) fixedly connected with the axis of the second driven chain wheel (904) and the axis of the rotating shaft (906) fixedly connected with the axis of the second driving chain wheel (902) are the same, the rotating shaft (906) is provided with a rotating shaft connecting table (907) fixedly connected to the bottom of the pushing frame (901) in a rotating matching mode, and the bottom of the pushing frame (901) is fixedly connected with two rotating shaft connecting tables (907) which are respectively installed with the rotating shaft (906) on the second driving chain wheel (902) and the second driven chain wheel (904) in a rotating matching mode.

5. The automatic feeding mechanism of the novel circular saw machine as claimed in claim 4, wherein: the pushing frame (901) is Y-shaped.