CN113664287A - Table saw capable of cutting off precisely - Google Patents

Abstract

The invention discloses a table saw capable of cutting off accurately, which comprises a cutting device, wherein the cutting device is arranged on a base in a sliding mode along the front-back direction, the cutting device is connected with a front-back linear driving device to drive the cutting device to slide back and forth, the cutting device comprises a first saw blade, a first motor, a mounting plate and a sliding table, the first saw blade and the first motor are arranged on the mounting plate, the axial direction of the first saw blade is arranged along the left-right direction, the mounting plate is arranged on the sliding table in a sliding mode along the left-right direction, the sliding table is arranged on the base in a sliding mode along the front-back direction, the mounting plate is connected with a left-right linear driving device to drive the mounting plate to slide left and right, a limiting groove is formed in the sliding table, a limiting block is arranged on the mounting plate, the limiting block is arranged in the limiting groove in a sliding mode along the left-right direction, adjusting bolts are arranged on the left side and/or right side of the limiting groove, and the positions of the adjusting bolts can be adjusted left and right. The invention improves the cutting precision of the bench saw, thereby improving the quality of the manufactured finished product.

Description

Table saw capable of cutting off precisely

Technical Field

The invention relates to the technical field of table saws, in particular to a table saw capable of cutting off accurately.

Background

For example, when a strip-shaped section bar is manufactured into a photo frame, a V-shaped opening needs to be cut out of the section bar, but the section bar is not cut off, the section bar is bent at the V-shaped opening to enable two side inclined planes of the V-shaped opening to be in butt joint, corners of the photo frame can be formed, finally, the butt joint cut-off opening is arranged on a straight edge of the photo frame, two ends of the cut-off opening are bonded or fixed in other modes to form a complete photo frame, in the prior art, due to the fact that the cutting accuracy is insufficient, the size of the straight edge with the cut-off opening after the cut-off opening is in butt joint does not meet the requirement, and the manufactured finished product is low in quality.

Disclosure of Invention

The invention aims at the problems and provides the table saw capable of cutting off accurately, which improves the cutting-off precision of the table saw and further improves the quality of manufactured finished products.

The technical scheme for solving the technical problem of the invention is as follows:

a table saw capable of cutting off accurately comprises a cutting device, wherein the cutting device is arranged on a base in a sliding mode along the front-back direction, the cutting device is connected with a front-back linear driving device to drive the cutting device to slide front and back, the cutting device comprises a first saw blade, a first motor, a mounting plate and a sliding table, the first saw blade and the first motor are arranged on the mounting plate, the axial direction of the first saw blade is arranged along the left-right direction, the mounting plate is arranged on the sliding table in a sliding mode along the left-right direction, the sliding table is arranged on the base in a sliding mode along the front-back direction, the mounting plate is connected with a left-right linear driving device to drive the mounting plate to slide left and right, a limiting groove is formed in the sliding table, a limiting block is arranged on the mounting plate, the limiting block is arranged in the limiting groove in a sliding mode along the left-right direction, and/or right sides of the limiting groove are provided with adjusting bolts, the position of the adjusting bolt can be adjusted left and right.

Furthermore, a horizontal table top is arranged on the base, a notch is formed in the table top, and the first saw blade can move back and forth in the notch.

Further, the cutting device comprises two cutting units, each cutting unit comprises a second saw blade, a saw blade mounting plate and a supporting block, the second saw blade is rotatably arranged on the saw blade mounting plate and is provided with a second motor for driving rotation, the supporting block comprises an inclined surface and a horizontal surface, the saw blade mounting plates are arranged on the inclined surfaces of the supporting blocks, the saw blade mounting plates and the supporting blocks determine relative positions in a matching mode of a first lug and a first groove, the saw blade mounting plates are fixedly connected with the supporting blocks, the horizontal surface is fixedly arranged on a bottom plate, the horizontal surface and the bottom plate determine relative positions in a matching mode of a second lug and a second groove, the bottom plate is arranged on the base in a sliding mode in the front-back direction, and the front-back linear driving device drives the cutting device to slide back and forth, the second saw blades of the two cutting units are overlapped by the upper end points of the front and back orthographic projections, and the upper ends of the second saw blades can move back and forth in the notches.

Furthermore, the bottom plate is installed on the base plate, the bottom plate is connected with the base plate through a plurality of bolts, the bottom plate is provided with strip holes which are arranged in the front and back direction along the length direction, and the bolts penetrate through the strip holes and are in threaded fit with the base plate.

Furthermore, the base plate is in threaded connection with a plurality of jacking bolts, the jacking bolts are arranged on the front side and the rear side of the bottom plate, and the length directions of the jacking bolts are arranged in the front and the rear directions.

Furthermore, the number of the first convex blocks, the first grooves, the second convex blocks and the second grooves is multiple.

The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:

1. the invention carries out cutting work by driving the cutting device to move back and forth through the front and back linear driving device, the left and right positions of the first saw blade can be adjusted through the left and right linear driving device, the left and right movement distance of the first saw blade is limited through the limiting groove and the limiting block, the first saw blade is in an initial state when the head end of a processed workpiece is cut, when the tail end of the processed workpiece is cut, the first saw blade is moved by a distance of a first saw blade thickness in a direction far away from the head end of the processed workpiece through the left and right linear driving device, namely, the left and right positions of the first saw blade are not adjusted, the length of the processed workpiece is increased by the thickness of the first saw blade, thereby ensuring the accurate size of the processed workpiece after butt joint, improving the quality of processed products, and adjusting the left and right movement stroke of the first saw blade through adjusting the left and right positions of the adjusting bolt on the limiting groove, the distance of the movement of the cutting device can ensure the accurate size of the cut workpiece.

2. According to the invention, the table top is provided with the notch, the workpiece to be processed can be placed on the table top, and the first saw blade of the cutting device penetrates through the notch to cut the workpiece to be processed.

3. According to the invention, a V-shaped opening is cut on a processed workpiece through the cutting device, the second saw blade is arranged on the inclined surface of the supporting block, the accurate installation of the second saw blade and the supporting block is ensured in a mode that the first lug is matched with the first groove, the horizontal surface of the supporting block is arranged on the bottom plate, the accurate installation of the horizontal surface and the bottom plate is ensured through the second lug and the second groove, the supporting block is used as a supporting structure of the second saw blade, the size accuracy of the supporting block can be ensured through fine machining of the shape of the supporting block, the included angle between the inclined surface of the supporting block and the horizontal surface is the vertical angle between the second saw blade and the bottom plate, and the installation accuracy between the second saw blade and the bottom plate is ensured through the supporting block as an intermediate supporting structure.

4. The bottom plate of the invention is installed with the base plate after passing through the elongated hole through the bolt, the front and back positions of the bottom plate can be adjusted in the horizontal direction, and the angle of the bottom plate can be finely adjusted in the horizontal direction, so that the second saw blade can be installed at the optimal position and the optimal angle (in the horizontal direction) by adjusting the angles of the front and back positions and the horizontal direction of the second saw blade.

5. According to the invention, through the front-back adjustment of the jacking bolt, on one hand, the position and the angle of the bottom plate are adjusted and then the bottom plate is stabilized, and on the other hand, the position and the angle of the bottom plate can be adjusted through adjusting the jacking bolt.

Drawings

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

FIG. 2 is a cross-sectional view of the cutting device of the present invention;

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

FIG. 4 is a schematic perspective view of the present invention in a rear view;

FIG. 5 is an enlarged perspective view of the cutting device;

FIG. 6 is an enlarged perspective view of the base plate;

FIG. 7 is a front view of the support block;

FIG. 8 is an enlarged perspective view of the blade mounting plate;

FIG. 9 is an enlarged front view of the cutting device;

in the figure, the table top 1, the base 11, the notch 12, the cutting device 2, the front and rear linear driving device 21, the first saw blade 22, the first motor 23, the mounting plate 24, the sliding table 25, the left and right linear driving device 26, the limiting groove 3, the limiting block 31, the adjusting bolt 32, the cutting device 4, the second saw blade 41, the second motor 411, the saw blade mounting plate 42, the first groove 421, the supporting block 43, the inclined surface 43a, the horizontal surface 43b, the first projection 431, the second projection 432, the bottom plate 44, the second groove 441, the elongated hole 442, the substrate 45, the bolt 451, and the jacking bolt 452.

Detailed Description

In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.

The utility model provides an accurate bench saw who cuts off, includes cutting device, cutting device slide along the fore-and-aft direction and set up on base 11, cutting device 2 be connected with around linear drive device 21 drive cutting device 2 slide, it is specific, around linear drive device 21 can be for linear drive structures such as rack and pinion structure or pneumatic cylinder or electronic screw-nut pair that cylinder or first motor drove, cutting device 2 include first saw bit 22, first motor 23, mounting panel 24 and slip table 25, first saw bit 22 and first motor 23 set up on mounting panel 24, it is specific, first saw bit 22 install on the driving shaft of first motor 23, first motor install on mounting panel 24, just the axial of first saw bit 22 set up along controlling the direction, mounting panel 24 slide along controlling the direction and set up on slip table 25, concretely the mounting panel with the slip table pass through slide rail, slider or optical axis, linear bearing complex mode and realize sliding connection, slip table 25 slide along the fore-and-aft direction and set up on base 11, specifically, slip table 25 slide through slide rail slider complex mode and set up on base 11, mounting panel 24 be connected with about linear drive device 26 drive mounting panel 24 horizontal slip, specifically, about linear drive device 26 can be for linear drive structures such as rack and pinion structure or pneumatic cylinder or electronic screw-nut pair that cylinder or first motor drove, slip table 25 on be provided with spacing groove 3, mounting panel 24 be provided with stopper 31, stopper 31 slide along left and right directions and set up in spacing groove 3, the left and/or right side of spacing groove 3 be provided with adjusting bolt 32, adjusting bolt 32's position can control adjustment, specifically, the adjusting bolt 32 is arranged on the side wall of the limiting groove 3 in a threaded manner, and the left and right positions are adjusted by screwing the adjusting bolt. The invention carries out cutting work by driving the cutting device to move back and forth through the front and back linear driving device, can adjust the left and right positions of the saw blade through the left and right linear driving device, and limits the left and right movement distance of the saw blade through the limiting groove and the limiting block, when the head end of a processed workpiece is cut, the saw blade is in an initial state, the processed workpiece is moved left or right according to the total length of the processed workpiece, the tail end of the processed workpiece is moved to the cutting position of the first saw blade, when the tail end of the processed workpiece is cut, the saw blade is moved to the direction far away from the head end of the processed workpiece by the distance of one saw blade thickness through the left and right linear driving device, namely, the length of the processed workpiece is increased by the thickness of one saw blade relative to the left and right position without adjusting the saw blade, thereby ensuring the accurate size of the processed workpiece after butt joint, and improving the quality of processed products, and the left and right positions of the adjusting bolts on the limiting grooves can be adjusted to adjust the left and right movement stroke of the saw blade, so that the movement distance of the saw blade can ensure the accurate size of the cut workpiece.

The base 11 on be provided with horizontally mesa 1, mesa 1 on be provided with breach 12, first saw blade 22 can move back and forth in breach 12, can place the work piece on the mesa, cutting device's saw bit passes the breach and cuts off the work piece, both ends are all fixed on the mesa about the work piece like this, have guaranteed the stability of work piece in the course of working.

The cutting device 4 comprises two cutting units, each cutting unit comprises a second saw blade 41, a saw blade mounting plate 42 and a supporting block 43, the second saw blade 41 is rotatably arranged on the saw blade mounting plate 42, the second saw blade 41 is provided with a second motor 411 for driving rotation, specifically, the second saw blade 41 is arranged on a driving shaft of the second motor 411, the second motor 411 is arranged on the saw blade mounting plate 42, as another embodiment, the saw blade is rotatably arranged on the saw blade mounting plate 42 through a rotating shaft, the second motor 411 is connected with the second saw blade 41 through a synchronous belt, the supporting block 43 comprises an inclined surface 43a and a horizontal surface 43b, the saw blade mounting plate 42 is arranged on the inclined surface 43a of the supporting block 43, and the saw blade mounting plate 42 and the supporting block 43 are connected through a first bump 431, a second bump 43 is arranged on the supporting block 41, The first groove 421 is matched to determine the relative position, the saw blade mounting plate 42 is fixedly connected with the supporting block 43 through welding or bolts, the horizontal surface 43b is fixedly arranged on the bottom plate 44 by welding or bolts, the horizontal surface 43b and the bottom plate 44 determine relative positions by the way of matching the second lug 432 and the second groove 441, the bottom plate 44 is arranged on the base 11 in a sliding manner along the front-back direction, and the front and back linear driving device 21 drives the cutting device 4 to slide back and forth, the second saw blades 41 of the two cutting units are overlapped by the upper end points of the forward and back orthographic projections, the second saw blades are vertical to the front side surface of the processed workpiece, the upper end points of the cutting lines of the two second saw blades 41 are overlapped, and by the overlapping of the cutting points at the upper ends of the two second saw blades, the cut V-shaped opening can be a precise triangle, and the upper end of the second saw blade 41 can move back and forth in the notch 12.

The base plate 44 is mounted on the base plate 45, the base plate 44 is connected with the base plate 45 through a plurality of bolts 451, the base plate 44 is provided with long holes 442 arranged along the front and back in the length direction, and the bolts 451 are in threaded fit with the base plate 45 after passing through the long holes 442. By loosening the bolts 451, the front and rear positions of the base plate can be adjusted in the horizontal direction, and the angle of the base plate can be finely adjusted in the horizontal direction, so that the saw blade can be mounted at an optimal position by adjusting the front and rear positions of the saw blade and the angle in the horizontal direction, and the saw blade can be adjusted to an optimal angle in the horizontal direction.

A plurality of jacking bolts 452 are threadedly connected to the base plate 45, the jacking bolts 452 are arranged on the front side and the rear side of the bottom plate 44, and the length direction of the jacking bolts 452 is arranged along the front and rear direction. Through the fore-and-aft adjustment of the jacking bolt, on one hand, the position and the angle of the bottom plate are adjusted, and then the bottom plate is stabilized, and on the other hand, the position and the angle of the bottom plate can be adjusted through the adjustment of the jacking bolt.

The number of the first protrusions 431, the first grooves 421, the second protrusions 432 and the second grooves 441 is plural.

The specific using process of the invention is as follows: a workpiece is placed on a table board 1, a cutting device 2 is driven by a front and rear linear driving device 21 to slide back and forth to cut the workpiece, the cut is used as the head end of the workpiece, the workpiece is moved leftwards or rightwards, a cutting device 4 is driven by the front and rear linear driving device 21 to slide back and forth to cut a V-shaped opening on the workpiece, the workpiece is moved for a plurality of times again, a plurality of V-shaped openings are cut on the workpiece, after the distance for moving the workpiece to the total length required by the workpiece is reached, a first saw blade is moved by a distance of a first saw blade thickness in the direction far away from the head end of the workpiece by a left and right linear driving device, the cutting device 2 is driven by the front and rear linear driving device 21 to slide back and forth to cut the workpiece, the cut is used as the tail end of the workpiece, and the left and right positions of the first saw blade are not adjusted, the length of the workpiece is increased by the thickness of the first saw blade.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, the scope of the present invention is not limited thereto, and various modifications and variations which do not require inventive efforts and which are made by those skilled in the art are within the scope of the present invention.

Claims (6)

1. The utility model provides an accurate bench saw who cuts off, includes cutting device, cutting device slide along the fore-and-aft direction and set up on base (11), its characterized in that, cutting device (2) be connected with around linear drive device (21) drive cutting device (2) and slide around, cutting device (2) including first saw bit (22), first motor (23), mounting panel (24) and slip table (25), first saw bit (22) and first motor (23) set up on mounting panel (24), just axial of first saw bit (22) set up along the left and right directions, mounting panel (24) slide along the left and right directions and set up on slip table (25), slip table (25) slide along the fore-and-aft direction and set up on base (11), mounting panel (24) be connected with about linear drive device (26) drive mounting panel (24) slide left and right, slip table (25) on be provided with spacing groove (3), mounting panel (24) be provided with stopper (31), stopper (31) slide along left right direction and set up in spacing groove (3), the left and/or right side of spacing groove (3) be provided with adjusting bolt (32), the position of adjusting bolt (32) can control the adjustment.

2. A table saw for precision cutting as defined in claim 1 wherein said base (11) is provided with a horizontal table top (1), said table top (1) being provided with a notch (12), said first saw blade (22) being movable back and forth within said notch (12).

3. The table saw for precise cutting off as claimed in claim 2, further comprising a cutting device (4), wherein the cutting device (4) comprises two cutting units, the cutting unit comprises a second saw blade (41), a blade mounting plate (42) and a supporting block (43), the second saw blade (41) is rotatably disposed on the blade mounting plate (42), the second saw blade (41) is provided with a second motor (411) for driving rotation, the supporting block (43) comprises a slope (43a) and a horizontal plane (43b), the blade mounting plate (42) is disposed on the slope (43a) of the supporting block (43), the blade mounting plate (42) and the supporting block (43) are fixed in relative positions by means of the first protrusion (431) and the first groove (421), and the blade mounting plate (42) is fixedly connected with the supporting block (43), the horizontal plane (43b) is fixedly arranged on the bottom plate (44), the horizontal plane (43b) and the bottom plate (44) determine relative positions in a matching mode through the second bump (432) and the second groove (441), the bottom plate (44) is arranged on the base (11) in a sliding mode along the front-back direction, the front-back linear driving device (21) drives the cutting device (4) to slide back and forth, the second saw blades (41) of the two cutting units are overlapped through the upper end points of forward and back orthographic projections, and the upper ends of the second saw blades (41) can move back and forth in the notches (12).

4. A table saw for precision cutting as claimed in claim 3, wherein said base plate (44) is mounted on a base plate (45), said base plate (44) is connected to said base plate (45) by a plurality of bolts (451), said base plate (44) is provided with elongated holes (442) arranged lengthwise along the front and rear direction, said bolts (451) are threaded to said base plate (45) after passing through said elongated holes (442).

5. The table saw for precise cutting as claimed in claim 4, wherein a plurality of press bolts (452) are threadedly coupled to the base plate (45), the press bolts (452) are disposed at the front and rear sides of the base plate (44), and the length direction of the press bolts (452) is disposed in the front and rear direction.

6. A table saw of precise cutting off as claimed in claim 1, wherein the number of the first protrusions (431), the first grooves (421), the second protrusions (432) and the second grooves (441) is plural.

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