CN215199945U

CN215199945U - Metal band sawing machine convenient to change saw blade

Info

Publication number: CN215199945U
Application number: CN202120827312.5U
Authority: CN
Inventors: 孟书羽; 周贵圆; 佟海霞
Original assignee: Shandong Gaode Cnc Machine Tool Co ltd
Current assignee: Shandong Gaode Cnc Machine Tool Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-12-17
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a metal band sawing machine convenient for replacing saw blades, which relates to the field of metal band sawing machines and provides the following proposal aiming at the problem that the saw blades need to be manually propped open and fixed in the replacing process, which comprises a band sawing machine body, wherein a saw wheel is arranged on one side of the band sawing machine body, a saw blade body is arranged on the circumferential outer wall of the saw wheel, a fixed box is fixedly arranged on one side of the saw wheel far away from the band sawing machine body, a telescopic plate is arranged inside the fixed box, and the top of the expansion plate is provided with a second electric push rod, one side of the fixed box far away from the saw wheel is provided with an installation box, and a first electric push rod is arranged in the installation box and penetrates through the side wall of the fixed box to extend into the fixed box, the top of the first electric push rod is fixedly provided with an extrusion block, and the extrusion block is matched with the expansion plate. The metal band sawing machine convenient for replacing the saw blade enables the saw blade body to be tensioned through the first electric push rod.

Description

Metal band sawing machine convenient to change saw blade

Technical Field

The utility model relates to a strap sawing machine field especially relates to a strap sawing machine convenient to change saw blade.

Background

The metal band sawing machine is a band sawing machine which is characterized in that an annular saw band is tensioned on two saw wheels, the saw band is driven by the saw wheels to cut large steel billets, the metal band sawing machine is mainly divided into a vertical type and a horizontal type, and a cutting tool is a double-metal band saw blade with an inlet thin sheet, so that the cutting tool is narrow in cut, low in material consumption and low in required power, and is a high-efficiency cutting tool for cutting large steel billets by large and medium enterprises and institutions, but the saw band is usually broken or damaged in the using process at present and needs to be replaced, at present, the saw band is usually manually propped open and placed on the outer side of the saw wheels when the saw band is replaced, and a plurality of defects exist in the replacing process.

Aiming at the problems that the saw blade used by the existing metal band sawing machine needs to be manually propped open and fixed outside a saw wheel in the replacement process, the replacement of the saw blade is too troublesome, and the arm of a worker is easily scratched, the metal band sawing machine convenient for replacing the saw blade is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of strap sawing machine convenient to change saw blade has solved the saw blade that present metal band sawing machine used and needs the manual work to strut it and fix in the outside of saw wheel changing the in-process, leads to changing the saw blade too troublesome, and the problem of easy fish tail staff's arm.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a strap sawing machine convenient to change saw blade, includes the band sawing machine body, the saw wheel is installed to one side of band sawing machine body, just the circumference outer wall of saw wheel is provided with the saw blade body, one side fixed mounting that the band sawing machine body was kept away from to the saw wheel has the fixed case, the inside of fixed case is provided with the expansion plate, just the top of expansion plate is provided with second electric putter the one side that the saw wheel was kept away from to the fixed case is installed the install bin, just the internally mounted of install bin has first electric putter, just first electric putter runs through the lateral wall of fixed case and extends to its inside, first electric putter's top fixed mounting has the extrusion piece, just the extrusion piece matches with the expansion plate mutually.

Preferably, the expansion plate penetrates through the fixed box and extends to the outside of the fixed box, the side wall of the fixed box is provided with an expansion groove, and the expansion groove is matched with the expansion plate.

Preferably, the expansion plate is provided with three groups, and its evenly distributed is in one side of fixed case, saw wheel and fixed case all are provided with two sets ofly, and it is the symmetric distribution about the saw blade body.

Preferably, a limiting plate is installed on one side of the telescopic plate, a return spring is installed at the top of the limiting plate, and the top of the return spring is fixedly connected with the fixed box.

Preferably, the fixed plate is installed to second electric putter's bottom, just the fixed plate is fixed connection with the expansion plate, the push pedal is installed to second electric putter's one end.

Preferably, the bottom of saw blade body is provided with the containing box, just the inside of containing box is provided with the plummer.

The utility model has the advantages that:

1. fixed case is convenient for place the saw blade body of lax state, and carry on spacingly through expansion plate cooperation push pedal to the saw blade body, start first electric putter, first electric putter drives the extrusion piece of its side-mounting and removes, the expansion plate that its one side of extrusion piece extrusion set up, and make the expansion plate remove, the expansion plate moves the saw blade body and removes this moment, and with the saw blade body tensioning, until tensioning to suitable position department, start second electric putter this moment, second electric putter promotes the saw blade body through the push pedal and removes, and remove the saw blade body to the outside of saw wheel.

2. The limiting plate that expansion plate one side set up is convenient for carry on spacingly to the expansion plate, prevents that it from breaking away from fixed case, and the reset spring of limiting plate side-mounting is convenient for make the expansion plate reset simultaneously.

3. The plummer is convenient for place the work piece of required processing, cooperates the containing box simultaneously to be convenient for collect the sweeps that produces in the sawing machine course of working for the sweeps is handled more conveniently.

In conclusion, the device not only can drive the expansion plate to move through first electric putter to make the tensioning of saw blade body, rethread second electric putter removes the saw blade body to the outside of saw wheel, makes the installation of saw blade body more convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the connection structure of the fixing box and the expansion plate of the present invention.

Fig. 3 is a schematic side view of the fixing box of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

Reference numbers in the figures: 1. a band sawing machine body; 2. a saw wheel; 3. a fixed box; 4. a saw blade body; 5. a telescopic groove; 6. a retractable plate; 7. a limiting plate; 8. a return spring; 9. installing a box; 10. a first electric push rod; 11. extruding the block; 12. a fixing plate; 13. a second electric push rod; 14. pushing the plate; 15. a storage box; 16. a bearing platform.

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.

Referring to fig. 1-4, this embodiment provides a strap sawing machine convenient to change saw blade, saw wheel 2 is installed to one side of strap sawing machine body 1, just the circumference outer wall of saw wheel 2 is provided with saw blade body 4, one side fixed mounting that saw wheel 2 kept away from strap sawing machine body 1 has fixed box 3, the inside of fixed box 3 is provided with expansion plate 6, just the top of expansion plate 6 is provided with second electric putter 13 fixed box 3 keeps away from one side of saw wheel 2 and installs install box 9, just the internally mounted of install box 9 has first electric putter 10, just first electric putter 10 runs through the lateral wall of fixed box 3 and extends to its inside, the top fixed mounting of first electric putter 10 has extrusion piece 11, just extrusion piece 11 and expansion plate 6 phase-match.

In this embodiment, expansion plate 6 runs through fixed case 3 and extends to its outside, flexible groove 5 is installed to the lateral wall of fixed case 3, just

flexible groove

5 and 6 phase-matchs of expansion plate, and flexible groove 5 is convenient for expansion plate 6 and removes, expansion plate 6 is provided with three groups, and its evenly distributed is in one side of fixed case 3, saw wheel 2 all is provided with two sets ofly with fixed case 3, and it is symmetric distribution about saw blade body 4, and three groups of expansion plates 6 are convenient for install saw blade body 4 more, limiting plate 7 is installed to one side of expansion plate 6, reset spring 8 is installed at the top of limiting plate 7, just reset spring 8's top and fixed case 3 are convenient for prevent that expansion plate 6 from breaking away from fixed case 3 for fixed connection limiting plate 7, and reset spring 8 is convenient for reseing expansion plate 6.

Further, fixed plate 12 is installed to the bottom of second electric putter 13, just fixed plate 12 is fixed connection with expansion plate 6, push pedal 14 is installed to the one end of second electric putter 13, and second electric putter 13 is convenient for drive push pedal 14 and removes.

Besides, the bottom of the saw blade body 4 is provided with a containing box 15, a bearing platform 16 is arranged inside the containing box 15, and the containing box 15 is convenient for collecting scraps.

When the utility model is used, the device is firstly placed at the reserved position and is connected with an external power supply, the saw blade body 4 to be replaced is taken out at the moment, and the saw blade body 4 is placed on the outer wall of the circumference of the fixed box 3, so that the saw blade body 4 is contacted with the expansion plate 6 and is limited by the push plate 14 arranged at the top of the expansion plate 6, and the saw blade body 4 is prevented from deviating in the moving process;

at the moment, the first electric push rod 10 is started, the first electric push rod 10 drives the extrusion block 11 arranged at one end of the first electric push rod to move, and the expansion plate 6 arranged at one side of the first electric push rod is extruded through the extrusion block 11, so that the expansion plate 6 moves, meanwhile, the expansion plate 6 drives the saw blade body 4 prevented by the top of the expansion plate to move, and the saw blade body 4 is tensioned;

after 4 tensioning of saw blade body, start second electric putter 13, second electric putter 13 promotes saw blade body 4 through push pedal 14 and removes, and remove saw blade body 4 to the outside of saw wheel 2, so far accomplish the installation to saw blade body 4, restart first electric putter 10 and second electric putter 13 this moment, first electric putter 10 drives extrusion piece 11 meeting normal position, second electric putter 13 drives push pedal 14 and resumes the normal position, expansion plate 6 then resumes the normal position under reset spring 8's effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The metal band sawing machine convenient for replacing the saw blade comprises a band sawing machine body (1) and is characterized in that a saw wheel (2) is installed on one side of the band sawing machine body (1), a saw blade body (4) is arranged on the outer wall of the circumference of the saw wheel (2), a fixed box (3) is fixedly installed on one side, away from the band sawing machine body (1), of the saw wheel (2), a telescopic plate (6) is arranged inside the fixed box (3), a second electric push rod (13) is arranged on the top of the telescopic plate (6), an installation box (9) is installed on one side, away from the saw wheel (2), of the fixed box (3), a first electric push rod (10) is installed inside the installation box (9), the side wall, penetrating through the fixed box (3), of the first electric push rod (10) extends to the inside of the fixed box, an extrusion block (11) is fixedly installed on the top of the first electric push rod (10), and the extrusion block (11) is matched with the expansion plate (6).

2. A metal band saw machine facilitating the replacement of the saw blade, according to claim 1, characterized in that the extension plate (6) extends through the fixed box (3) to the outside thereof, the side wall of the fixed box (3) is mounted with an extension slot (5), and the extension slot (5) is matched with the extension plate (6).

3. A metal band saw machine facilitating the exchange of the saw blade, according to claim 1, characterized in that said telescopic plates (6) are provided in three groups and evenly distributed on one side of the fixed box (3), said saw wheels (2) and fixed box (3) are provided in two groups and symmetrically distributed with respect to the saw blade body (4).

4. The metal band sawing machine convenient to change saw blade of claim 1, characterized in that one side of the expansion plate (6) is installed with a limit plate (7), the top of the limit plate (7) is installed with a return spring (8), and the top of the return spring (8) is fixedly connected with the fixed box (3).

5. The metal band saw machine convenient for replacing saw blades as claimed in claim 1, wherein a fixing plate (12) is installed at the bottom of the second electric push rod (13), the fixing plate (12) is fixedly connected with the expansion plate (6), and a push plate (14) is installed at one end of the second electric push rod (13).

6. A metal band saw machine facilitating blade replacement according to claim 1, wherein a receiving box (15) is provided at the bottom of the blade body (4), and a bearing table (16) is provided inside the receiving box (15).