CN111496318B - Horizontal band sawing machine with automatic feeding - Google Patents

Abstract

The invention discloses a horizontal band sawing machine with an automatic feeding device, which comprises a band sawing machine base, wherein a saw frame lifting device is arranged on the band sawing machine base, a saw frame is arranged at the top of the band sawing machine base, a workbench is arranged in front of the saw frame, a saw slot is formed in the position, corresponding to a saw blade on the saw frame, of the workbench, a conveying plate is arranged in front of the workbench, a conveying element and a motor are arranged on the conveying plate, the motor can drive the conveying element to rotate, and a workpiece placed on the conveying element is conveyed to the workbench; the movable support is arranged in front of the conveying plate, the conveying plate is also arranged on the movable support, and the conveying plate is also provided with a conveying element and a motor for conveying the workpiece placed on the conveying element to the workbench. The clamping component and the conveying component are improved, so that the positioning precision and the conveying efficiency can be better met, and the processing requirements of strip-shaped workpieces with different angles and shapes can be met.

Description

Horizontal band sawing machine with automatic feeding

Technical Field

The invention relates to the technical field of machine tools, in particular to a horizontal sawing machine, and particularly relates to a horizontal band sawing machine with an automatic feeding device.

Background

In the process of cutting strip-shaped work materials, a horizontal sawing machine is often needed for cutting, and the basic working principle of the horizontal sawing machine is as follows: the bow with saw blade makes reciprocating motion, and feeds in a mode that the saw frame swings around the fulcrum, in the actual production process, when a horizontal sawing machine is used for processing long work materials, the current common method is that workers need to place the work materials on the sawing machine, except the parts already placed on the sawing machine, most of the work materials are suspended, and the suspended end is supported by the support frame to realize fixation. Most of feeding devices used at present adopt a manual feeding mode and then clamp by using a vice, the scheme has better adaptability on the general matching property, but the connection stability is poor, so that semi-automatic technical schemes also exist in the market at present, for example, patents with the publication numbers of CN208592458U, CN208592457U and CN208513764U respectively disclose automatic feeding schemes suitable for band sawing machines, the scheme can solve the problem of manual feeding to a certain extent, but the problems of unbalanced precision and speed and difficult automatic feeding still exist, meanwhile, the control of the feeding angle depends on magnetic force linkage, the power of the band sawing machines is strong, workpieces are easy to move, the rejection rate is increased, economic loss is brought, even saw blades are interrupted, and danger is caused.

Disclosure of Invention

Aiming at the problems, the invention provides the horizontal band sawing machine with the automatic feeding device, which can meet the requirements of better positioning precision and conveying efficiency and the processing requirements of strip-shaped workpieces with different angles and different shapes by improving the clamping component and the conveying component.

The technical scheme of the invention is as follows:

a horizontal band sawing machine with an automatic feeding device comprises a band sawing machine base, wherein a saw frame lifting device is arranged on the band sawing machine base, a saw frame is arranged at the top of the band sawing machine base, a workbench is arranged in front of the saw frame, a saw slot is formed in the position, corresponding to a saw blade on the saw frame, of the workbench, a conveying plate is arranged in front of the workbench, a conveying original piece and a motor are arranged on the conveying plate, the motor can drive the conveying original piece to rotate, and a workpiece placed on the conveying original piece is conveyed to the workbench; a movable support is arranged in front of the conveying plate, the conveying plate is also arranged on the movable support, a conveying original and a motor are also arranged on the conveying plate, and a workpiece placed on the conveying original is conveyed to the workbench.

Furthermore, the conveying plate on the workbench is a semicircular conveying plate, the straight edge section of the semicircular conveying plate is tightly attached to the straight edge of the workbench, the semicircular end of the semicircular conveying plate extends out of the band sawing machine base, the bottom of the semicircular conveying plate is provided with a supporting rod, the supporting rod is connected to the front side face of the band sawing machine base to support the semicircular conveying plate, three groups of conveying original parts are arranged on the semicircular conveying plate, the outermost side of the semicircular conveying plate is provided with a plurality of outer sliding rollers arranged in a semicircular arc mode, the middle of the semicircular arc is provided with a plurality of middle sliding rollers arranged in a semicircular arc mode, the inner side of the semicircular conveying plate is provided with a plurality of inner sliding balls arranged in a dotted mode, and any one or more structures of the outer sliding rollers, the middle sliding rollers and the inner sliding balls.

Furthermore, a semicircular arc-shaped slide way is arranged below the movable support, the movable support comprises 2 vertical supports, a transverse support is arranged between the vertical supports for connection, rollers are arranged at the bottom of the vertical supports, a support pressing block is arranged at the position, close to the bottom, of each vertical support, a support bolt is arranged on each support pressing block, a connecting frame perpendicular to the transverse support is arranged in the middle of each transverse support, and the connecting frame is connected to the front side face of the band sawing machine base; and a conveying plate which is horizontal to the workbench is arranged at the top of the movable support and is used as a movable conveying plate.

Further, the movable conveying plate comprises a bottom shell, a first roller seat is fixedly connected to the middle of the upper portion of the bottom shell, a second roller seat and a third roller seat are sequentially arranged on the two sides of the first roller seat, a damping hinge and a locking bolt are arranged between the first roller seat and the second roller seat, a damping hinge and a locking bolt are arranged between the second roller seat and the third roller seat, the second roller seat and the third roller seat can be rotated to any angle and kept fixed at the angle through the damping hinge and the locking bolt, a straight roller is arranged above the first roller seat, a motor is arranged on the straight roller, and rolling balls are arranged above the second roller seat and the third roller seat.

Furthermore, a rotating shaft connecting block is arranged at the position, connected to the band sawing machine base, of the connecting frame, the rotating shaft connecting block is fixed with the connecting frame through a rotating shaft in the middle, an angle line is carved on the rotating shaft connecting block, and a straight line is arranged on the connecting frame. The feeding angle is determined by the straight line and the angle line.

Furthermore, the slide way comprises an inner slide way and an outer slide way; the inner slideway is fixed at the bottom of the front side surface of the band sawing machine base, the section structure of the inner slideway is a structure with a sunken middle part, and the bottom of the outer side of the inner slideway is provided with a bolt hole; the outer slideway and the inner slideway are matched in size, the cross section structure of the outer slideway is inverted L-shaped, the bottom of the outer side of the outer slideway is provided with a bolt hole, the bolt hole of the outer slideway corresponds to the bolt hole of the inner slideway, and the outer slideway is provided with a connecting sheet and a connecting sheet compression bolt which are matched with the bolt hole of the inner slideway for connection; the bottom of the movable support is provided with a roller which is clamped in the slideway to realize sliding.

Furthermore, a guide groove is arranged in front of the saw kerf on the workbench and is of a convex structure.

Further, install the deflector on the workstation, the workstation upside is located including shell, shell to the deflector, and the shell is an open-ended rectangle frame, and its middle part is equipped with a plurality of vertically deflector rolls, and the shell back is equipped with the pivot piece, and pivot piece bottom is connected with the type structure matched with slider with the guide way through the pivot, is equipped with the briquetting in the shell both sides.

Furthermore, a pressing device is installed behind the saw frame, a lifting groove is formed behind the saw frame, a pressing block is arranged on the lifting groove, an installation groove is formed in the bottom of the pressing block, a pressing head is installed in the installation groove, and the pressing head is provided with multiple types to adapt to different workpieces.

The invention has the beneficial effects that:

1. according to the invention, through the improvement and upgrade of the prior art, the semicircular conveying plate and the movable conveying plate which can automatically feed are provided, and the semicircular conveying plate and the movable conveying plate are synchronously conveyed, so that uniform and stable feeding is realized, and the feeding capacity is improved;

2. the angle of the movable support can be stably adjusted within a specified range by arranging the arc-shaped slide way, so that the free movement is avoided, the uneven feeding is easily caused, the movable support can be stably fixed by the connecting frame, the feeding angle can be conveniently determined by the scale matching of the connecting frame and the rotating shaft connecting block, and the support bolt of the connecting frame is tightly pressed on the slide way according to the angle to realize further fixed conveying;

3. the guide plate is arranged, and the angle of the guide plate can be adjusted, so that the guide plate can be adjusted conveniently according to the set angle of the connecting frame, the feeding requirements of different angles are met, and the feeding stability is further ensured;

4. the structure of the movable conveying plate is improved to be a 5-section structure, and the position of 5 sections is changed, so that the movable conveying plate can adapt to bars with different section shapes, and the conveying stability is improved;

5. the semi-circular conveying plate is of a detachable structure and is fixed on the band sawing machine base through screws at two sides, and the semi-circular conveying plate can be detached when not used;

6. set up closing device to can change the hold-down head, can compress tightly the work piece of different grade type, adopt stereoplasm hold-down head if the stereoplasm metalwork, timber, aluminum product etc. adopt soft hold-down head, also can adopt the hold-down head of different bottom surface structures to circular bar and rectangular bar to compress tightly.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is a detail view of the press block;

FIG. 5 is a detail view of the guide plate;

FIG. 6 is a cross-sectional view of the slide;

FIG. 7 is a cross-sectional view of a moving conveyor plate;

FIG. 8 is a modified view of FIG. 7;

fig. 9 is a cross-sectional view of a semicircular conveying plate.

In the figure:

1 band sawing machine base, 2 saw frames, 3 hold-down devices, 4 workbenches, 5 guide plates, 6 semicircular conveying plates, 7 movable supports, 8 slideways, 9 movable conveying plates,

201 saw frame lifting device,

301 lifting groove, 302 pressing block, 303 pressing head connecting bolt, 304 pressing head,

401 guide groove, 402 saw kerf,

501 shell, 502 guide roller, 503 press block, 504 rotating shaft block, 505 slide block,

601 semicircular plate, 602 outer sliding roller, 603 middle sliding roller, 604 inner sliding ball, 605 supporting rod, 606 semicircular conveying motor,

701 vertical supports, 702 support press blocks, 703 support bolts, 704 connecting frames, 705 rotating shaft connecting blocks, 706 idler wheels, 801 inner slide ways, 802 outer slide ways, 803 connecting pieces, 804 connecting piece press bolts,

The device comprises a bottom shell 901, a power motor 902, a belt 903I, a roller seat 904I, a roller seat 905 II, a roller seat 906 III, a straight roller 907, a rolling ball 908, a 909 damping hinge and a 910 locking bolt.

Detailed Description

The invention is further illustrated with reference to the following figures and examples.

As shown in fig. 1-3, a horizontal band sawing machine with an automatic feeding device comprises a band sawing machine base 1, a saw frame lifting device 201 is arranged on the band sawing machine base 1, a saw frame 2 is arranged on the top of the saw frame 2, a workbench 4 is arranged in front of the saw frame 2, a saw slot 402 is arranged at the position of the workbench 4 corresponding to a saw blade on the saw frame 2, a semicircular conveying plate 6 is arranged in front of the workbench 4, a straight edge section of the semicircular conveying plate 6 is tightly attached to a straight edge of the workbench 4, a semicircular end extends out of the band sawing machine base 1, a supporting rod 605 is arranged at the bottom of the workbench 605, the supporting rod 605 is connected to the front side surface of the band sawing machine base 1 to support the semicircular conveying plate 6, three groups of conveying elements are arranged on the semicircular conveying plate 6, a plurality of outer sliding rollers 602 which are arranged in a semicircular arc at the outermost side, a plurality of middle sliding rollers 603 which are arranged in a semicircular arc, a plurality of inner sliding balls 604 which are arranged in a dotted shape, motors are arranged on, any one or more of the outer sliding roller 602, the middle sliding roller 603 and the inner sliding ball 604 is/are driven to rotate, for example, a semicircular conveying motor 606 is arranged at the bottom of the middle sliding roller 603 and is connected to the middle sliding roller 603 through a vertical through hole on a semicircular sliding plate conventionally penetrated by a belt. A semicircular arc-shaped slide way 8 is arranged at the bottom in front of the workbench 4, a movable support 7 is connected to the slide way 8, the movable support 7 comprises 2 vertical supports 701, transverse support connection is arranged between the vertical supports 701, rollers 706 are arranged at the bottom of the vertical supports 701, a support pressing block 702 is arranged at the position, close to the bottom, of each vertical support 701, a support bolt 703 is arranged on each support pressing block 702, a connecting frame 704 perpendicular to each transverse support is arranged in the middle of each transverse support, and each connecting frame 704 is connected to the front side face of the band sawing machine base 1; a conveying plate which is horizontal to the workbench 4 is arranged at the top of the movable bracket 7 and is used as a movable conveying plate 9. The connecting frame 704 is connected to the position of the band sawing machine base 1 and is provided with a rotating shaft connecting block 705, the rotating shaft connecting block 705 is fixed with the connecting frame 704 through a rotating shaft in the middle, an angle line is carved on the rotating shaft connecting block 705, and a straight line is arranged on the connecting frame 704. The feeding angle is determined by the straight line and the angle line. In some embodiments, the angle may be determined by arranging an electric control mechanism at the bottom of the movable support 7 to freely slide in the slideway 8, and the sliding position may be set by electric control, so as to automatically determine the angle and avoid manual setting of the angle.

As shown in fig. 6, the slide 8 includes an inner slide 801 and an outer slide 802; the inner slideway 801 is fixed at the bottom of the front side face of the band sawing machine base 1, the section structure of the inner slideway is a structure with a sunken middle part, and the bottom of the outer side of the inner slideway is provided with a bolt hole; the outer slideway 802 and the inner slideway 801 are matched in size, the cross section structure of the outer slideway 802 is inverted L-shaped, bolt holes are formed in the bottom of the outer side of the outer slideway, the bolt holes of the outer slideway 802 correspond to the bolt holes of the inner slideway 801, and a connecting sheet 803 and a connecting sheet pressing bolt 804 which are matched with the outer slideway 802 for connection are arranged; the bottom of the movable bracket 7 is provided with a roller 706, and the roller 706 is clamped in the slideway 8 to realize sliding. As mentioned in the above section, in some cases, the roller 706 may be provided with a motor, which is driven to slide to avoid manual operation, and the feeding angle of the movement is set by the electronic control.

As shown in fig. 7, the movable conveying plate 9 includes a bottom housing 901, a first roller seat 904 is fixedly connected to the middle of the top of the bottom housing 901, a second roller seat 905 and a third roller seat 906 are sequentially disposed on two sides of the first roller seat 904, a damping hinge 909 and a locking bolt 910 are disposed between the first roller seat 904 and the second roller seat 905, a damping hinge 909 and a locking bolt 910 are disposed between the second roller seat 905 and the third roller seat 906, the damping hinge 909 and the locking bolt 910 can ensure that the second roller seat 905 and the third roller seat 906 rotate to any angle and are fixed at the angle, a straight roller 907 is disposed above the first roller seat 904, the straight roller 907 is provided with a motor as a power motor 902, the connection mode of the remaining straight rollers is also power transmission, and a rolling ball 908 is disposed above the second roller seat 905 and the third roller seat 906. The configuration shown in figure 7 can be used when the workpiece is rectangular in cross-section and the configuration shown in figure 8 when a bar with a cylindrical interface is being transported, to ensure that the circular shape is evenly centred and stably transported.

As shown in fig. 2 and 5, the worktable 4 is provided with a kerf 402 at a position vertically corresponding to the saw blade arranged in the saw frame 2, a guide groove 401 is arranged in front of the kerf 402, and the guide groove 401 has a convex structure. Install deflector 5 on workstation 4, deflector 5 includes that shell 501, shell 501 locate workstation 4 upside, and shell 501 is one side open-ended rectangle frame, and its middle part is equipped with a plurality of vertically deflector rolls 502, and shell 501 back is equipped with pivot piece 504, and pivot piece 504 bottom is connected with through the pivot with deflector 5's type structure matched with slider 505, is equipped with briquetting 503 in shell 501 both sides. When a proper angle needs to be set, the two oppositely arranged guide plates 5 are only required to be adjusted in angle and kept parallel, so that the guide roller 502 clamps the workpiece therein, and then the workpiece is tightly pressed and fixed on the workbench 4 through the pressing block 503. The relative distance of the guide plate 5 can be adjusted by sliding the sliding block 505 in the kerf 402, and the guide plate 5 can be removed in its entirety when it is not needed.

As shown in fig. 4, the pressing device 3 is installed behind the saw frame 2, the lifting groove 301 is formed behind the saw frame 2, the pressing block 302 is arranged on the lifting groove 301, the bottom of the pressing block 302 is provided with an installation groove, the pressing head 304 is installed in the installation groove, and the pressing head 304 is provided with a plurality of types so as to adapt to different workpieces. When the pressing heads 304 made of different materials are adopted, workpieces of different types can be pressed, the stability is kept in the sawing process, and the workpieces cannot move freely after being sawn (particularly circular workpieces).

When the device is used, all elements are installed in place and adjusted to corresponding angles, then a workpiece is placed on the workbench 4, the semicircular conveying plate 6 and the movable conveying plate 9, clamped through the guide plate 5 and then compressed through the compression device 3, then the semicircular conveying motor 606 and the power motor 902 are started to drive the workpiece to move forwards, and after cutting is completed, the cut workpiece is taken out and then the workpiece is continuously conveyed to the next section for cutting.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (6)

1. A horizontal band sawing machine with an automatic feeding device comprises a band sawing machine base, wherein a saw frame lifting device is arranged on the band sawing machine base, a saw frame is arranged at the top of the saw frame lifting device, a workbench is arranged in front of the saw frame, and a saw slot is formed in the position, corresponding to a saw blade on the saw frame, of the workbench; a movable bracket is arranged in front of the conveying plate, the conveying plate is also arranged on the movable bracket, and a conveying original and a motor are also arranged on the conveying plate to convey a workpiece placed on the conveying original to a workbench;

the conveying plate on the workbench is a semicircular conveying plate, the straight edge section of the semicircular conveying plate is tightly attached to the straight edge of the workbench, the semicircular end of the semicircular conveying plate extends out of the band sawing machine base, the bottom of the semicircular conveying plate is provided with a supporting rod, the supporting rod is connected to the front side surface of the band sawing machine base to support the semicircular conveying plate, three groups of conveying elements are arranged on the semicircular conveying plate, the outermost side of the semicircular conveying plate is provided with a plurality of outer sliding rollers which are arranged in a semicircular manner, the middle of the semicircular conveying plate is provided with a plurality of middle sliding rollers which are arranged in a semicircular manner, the inner side of the semicircular conveying plate is provided with a plurality of inner sliding balls which are arranged in a dotted manner, and any one or more structures of the outer sliding rollers, the middle sliding;

a semicircular arc-shaped slide way is arranged below the movable support, the movable support comprises 2 vertical supports, transverse supports are arranged between the vertical supports for connection, rollers are arranged at the bottoms of the vertical supports, support pressing blocks are arranged at positions, close to the bottoms, of the vertical supports, support bolts are arranged on the support pressing blocks, a connecting frame perpendicular to the transverse supports is arranged in the middle of the transverse supports, and the connecting frame is connected to the front side face of the band sawing machine base; a conveying plate which is horizontal to the workbench is arranged at the top of the movable support and is used as a movable conveying plate;

the movable conveying plate comprises a bottom shell, a first roller seat is fixedly connected to the middle of the upper portion of the bottom shell, a second roller seat and a third roller seat are sequentially arranged on two sides of the first roller seat, a damping hinge and a locking bolt are arranged between the first roller seat and the second roller seat, a damping hinge and a locking bolt are arranged between the second roller seat and the third roller seat, the second roller seat and the third roller seat can be rotated to any angle through the damping hinge and the locking bolt and can be kept fixed at the angle, a straight roller is arranged above the first roller seat, a motor is arranged on the straight roller, and rolling balls are arranged above the second roller seat and the third roller seat.

2. The horizontal band sawing machine with the automatic feeding device according to claim 1, wherein a rotation shaft connecting block is arranged at a position where the connecting frame is connected to the band sawing machine base, the rotation shaft connecting block is fixed with the connecting frame through a middle rotation shaft, an angle line is carved on the rotation shaft connecting block, and a straight line is arranged on the connecting frame.

3. The horizontal band sawing machine with the automatic feeding device according to claim 1, wherein the slideway comprises an inner slideway and an outer slideway; the inner slideway is fixed at the bottom of the front side surface of the band sawing machine base, the section structure of the inner slideway is a structure with a sunken middle part, and the bottom of the outer side of the inner slideway is provided with a bolt hole; the outer slideway and the inner slideway are matched in size, the cross section structure of the outer slideway is inverted L-shaped, the bottom of the outer side of the outer slideway is provided with a bolt hole, the bolt hole of the outer slideway corresponds to the bolt hole of the inner slideway, and the outer slideway is provided with a connecting sheet and a connecting sheet compression bolt which are matched with the bolt hole of the inner slideway for connection; the bottom of the movable support is provided with a roller which is clamped in the slideway to realize sliding.

4. The horizontal band sawing machine with the automatic feeding device according to claim 1, wherein the worktable is provided with a guide groove in front of the saw kerf, and the guide groove is of a convex structure.

5. The horizontal band sawing machine with the automatic feeding device according to claim 4, wherein a guide plate is installed on the worktable, the guide plate comprises a housing and a shell, the housing is arranged on the upper side of the worktable, the housing is a rectangular frame with an opening, a plurality of vertical guide rollers are arranged in the middle of the housing, a rotating shaft block is arranged on the back of the housing, the bottom of the rotating shaft block is connected with a sliding block matched with the convex structure of the guide groove through a rotating shaft, and pressing blocks are arranged on two sides of the housing.

6. The horizontal band sawing machine with the automatic feeding device according to claim 1, wherein a pressing device is installed behind the saw frame, a lifting groove is arranged behind the saw frame, a pressing block is arranged on the lifting groove, an installation groove is arranged at the bottom of the pressing block, a pressing head is installed in the installation groove, and the pressing head is provided with multiple types to adapt to different workpieces.

Images