CN216831361U - Truncation saw with rigid frame - Google Patents

Abstract

The utility model discloses a cut-off saw with a rigid frame, wherein a front vertical plate, a middle vertical plate and a rear vertical plate which are parallel are fixedly arranged between a frame bottom plate and a saw cutting workbench, a left vertical plate, a middle vertical plate and a right vertical plate which are parallel are also fixedly arranged between the frame bottom plate and the saw cutting workbench, the middle vertical plate and the right vertical plate are fixedly connected with the top end of the rear vertical plate through a horizontal supporting plate, and the middle vertical plate and the right vertical plate are also fixedly connected with the middle vertical plate; the front end of the saw blade swing arm rotatably supports a circular saw blade, a main motor is arranged on the outer side of the vertical plate on the left side through a motor damping pad, and the main motor drives the circular saw blade through a belt transmission pair; the motor damping pad comprises a damping disc spring which is movably sleeved on a disc spring inner sleeve. Preceding side riser, well side riser and rear side riser and left side riser, well side riser and right side riser mutually perpendicular set up, should cut the saw and have higher overall stability, can effectively improve timber and saw cut the precision, and specially adapted cuts the saw with the preference.

Description

Truncation saw with rigid frame

Technical Field

The utility model relates to a timber processing technology field especially relates to can carry out preferred and quick accurate saw cutter that transversely cuts to timber.

Background

The horizontal preferred saw of cuting can be based on timber characteristics such as shape, length, quality of timber and the requirement of actually drawing materials to the most optimal scheme of cuting carries out high-efficient accurate cuting and is used widely in high-grade woodwork processing field to timber. The sawing machine is a core device for a transverse preferred cutting saw, and after wood to be sawed is pushed into a sawing channel, a circular saw blade swings up and down to perform rapid sawing on the wood. With the increasing market demand of high-grade timber products, higher requirements are put on the sawing precision and the chopping efficiency of the optimized chopping saw so as to form high-precision timber finished products.

The applicant filed the application published in 2020, 12/15 on "preferred push rod fine cut saw", patent application No.: 202011477449.9 the chopping and cutting machine of the precision chopping saw comprises a frame and a circular saw blade driven by a main motor, wherein the frame is fixedly provided with a motor base and a swing arm hinged support, the main motor is fixedly arranged on the motor base, the circular saw blade can be rotatably arranged at the front end of a saw blade swing arm at high speed, the rear end of the saw blade swing arm is hinged on the swing arm hinged support, and the saw blade swing arm is driven by a swing motor to swing in a reciprocating way. Because this saw cutter's frame, motor cabinet and swing arm hinged-support adopt split type structure and have some obvious defects: firstly, the sawing frame with a split structure has poor integrity and lacks sufficient rigidity and stability, and due to the fact that the chopping and sawing efficiency of a preferred chopping saw is high, the swing frequency of a saw blade swing arm is high, the saw blade swing arm swinging in a reciprocating mode and the high-speed operation of a main motor easily cause the shaking of the whole sawing machine, so that the circular saw cutting port is not flat, the size precision of finished wood is difficult to guarantee, the wood utilization rate is influenced, and the sawing precision of the finished wood is difficult to guarantee; the split structure of multiple parts is adopted, the processing and manufacturing difficulty is increased, the production cost of the sawing machine is increased, and meanwhile, the split structure is difficult to ensure the installation precision and is inconvenient to install and debug.

Disclosure of Invention

To the technical problem that above-mentioned technical scheme exists, the utility model aims to solve the technical problem that a cut saw that has the rigidity frame that has higher overall stability and structural rigidity is provided, can effectively improve timber and saw cut the precision.

In order to solve the technical problem, the utility model discloses a cut-off saw with rigidity frame, including frame bottom plate and saw cutting workstation, be provided with preceding riser, well riser and the rear riser that are parallel to each other between frame bottom plate and the saw cutting workstation fixedly, still be provided with left side riser, well riser and right side riser that are parallel to each other between frame bottom plate and the saw cutting workstation fixedly, well riser and right side riser pass through horizontal layer board fixed connection in the top of rear riser, this well riser and right side riser still with well riser fixed connection; the front end of the saw blade swing arm rotatably supports a circular saw blade, a main motor is arranged on the outer side of the vertical plate on the left side through a motor damping pad, and the main motor drives the circular saw blade through a belt transmission pair; the motor damping pad comprises a damping disc spring which is movably sleeved on a disc spring inner sleeve.

In the structure, the vertical plates and the vertical plates are fixedly connected with each other to form the whole frame structure, so that the dynamic and static rigidity of the frame is greatly enhanced, the running vibration of the sawing machine is reduced, the running stability of the sawing machine is effectively ensured, the adverse effect of the reciprocating swinging cutting vibration of the circular saw blade on the sawing precision can be effectively reduced, the position of a sawing seam of wood is accurate, the sawing port is smooth, and the sawing processing precision of finished wood is ensured. And the integral frame structure with the vertical plates fixedly connected with each other is adopted, so that the number of manufacturing and assembling parts of the frame is reduced, the production and the manufacturing are facilitated, the manufacturing and the maintenance are facilitated, the production and the maintenance cost are reduced, and the improvement of the manufacturing and the installation precision is facilitated due to the reduction of the number of the assembling parts. And the main motor base is supported on the frame through the motor base damping pad formed by the damping disc spring, so that the influence of the running vibration of the motor on the stability of the whole sawing frame is blocked through the vibration absorption and damping performance of the disc spring, the working stability of the sawing machine and the circular saw blade is ensured, and the working efficiency and the sawing processing precision of the sawing machine are improved.

The utility model discloses a preferred embodiment, front side riser, well side riser and rear side riser and left side riser, well side riser and right side riser mutually perpendicular set up. Has better rigidity and structural stability.

The utility model discloses a preferred embodiment, left side riser, front side riser and well side riser extend to the downside of sawing the workstation from the frame bottom plate. The rear side vertical plate extends from the bottom plate of the rack to the lower side surface of the horizontal supporting plate, and the middle side vertical plate is located between the horizontal supporting plate and the sawing workbench. The structure is reasonable and compact.

The utility model discloses a preferred embodiment, saw cut and be provided with saw bit swing seam on the workstation, this saw bit swing seam is corresponding with the saw blade position. And a swing motor is arranged on the bottom plate of the frame and drives the saw blade swing arm to swing through a swing link mechanism. The rear end of the saw blade swing arm is hinged between the right vertical plate and the middle vertical plate through a swing arm hinge fulcrum shaft.

The utility model discloses a preferred embodiment, the damping dish spring has two dish spring discs that back of the body set up mutually at least. The transmission pair is a synchronous toothed belt transmission pair.

Drawings

The present invention will be further explained with reference to the drawings and the detailed description of the present invention.

FIG. 1 is a schematic perspective view of one embodiment of a cutoff saw with a rigid frame according to the present invention;

FIG. 2 is a schematic perspective view of the embodiment of FIG. 1 in another orientation;

fig. 3 is a schematic perspective view of the housing body in the embodiment shown in fig. 1;

fig. 4 is a schematic sectional view of the vibration damping pad of the motor in the embodiment of fig. 1.

In the figure, 1-a frame bottom plate, 2-a rear side vertical plate, 3-a left side vertical plate, 4-a horizontal supporting plate, 5-a middle side vertical plate, 6-a belt transmission pair, 7-a main motor, 8-a saw blade swing arm, 9-a circular saw blade, 10-a saw cutting workbench, 11-a saw cutting swing seam, 12-a front side vertical plate, 13-a middle side vertical plate, 14-a swing arm hinge fulcrum shaft, 15-a right side vertical plate, 16-a motor damping pad, 17-a swing motor, 18-a swing link mechanism, 19-a damping disc spring and 20-a disc spring inner bushing.

Detailed Description

In this embodiment of the present invention, the terms "front", "middle", "rear", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

As shown in fig. 1, 2 and 3, the cutoff saw with a rigid frame includes a frame base plate 1, a sawing table 10 is disposed above the frame base plate 1, a front vertical plate 12, a middle vertical plate 13 and a rear vertical plate 2 are fixedly disposed between the frame base plate 1 and the sawing table 10, the front vertical plate 12, the middle vertical plate 13 and the rear vertical plate 2 are parallel to each other, and the front vertical plate 12 and the middle vertical plate 13 extend from the frame base plate 1 to the sawing table 10. A left vertical plate 3, a middle vertical plate 5 and a right vertical plate 5 which are parallel to each other are also fixedly arranged between the frame bottom plate 1 and the sawing worktable 10, and the left vertical plate 3 also extends from the frame bottom plate 1 to the sawing worktable 10. The front vertical plate 12, the middle vertical plate 13 and the rear vertical plate 2 are perpendicular to the left vertical plate 3, the middle vertical plate 5 and the right vertical plate 15.

A horizontal supporting plate 4 is horizontally arranged between the frame bottom plate 1 and the sawing worktable 10, and the horizontal supporting plate 4 is fixedly connected to the waist positions of the left vertical plate 3 and the middle vertical plate 13. The lower end of the rear vertical plate 2 is fixedly connected to the bottom plate 1 of the frame, and the upper end of the rear vertical plate 2 is fixed

Attached to the lower side of the horizontal carrier 4. The lower end of the middle vertical plate 5 is fixedly connected to the horizontal supporting plate 4, and the upper end of the middle vertical plate 5 is fixedly connected to the lower side surface of the sawing worktable 10.

The back end of the saw blade swing arm 8 is hinged between the right vertical plate 15 and the middle vertical plate 5 through a swing arm hinge fulcrum shaft 14, and the front end of the saw blade swing arm 8 rotatably supports a circular saw blade.

A main motor 7 is installed on the outer side surface of the left vertical plate 3 through a motor damping pad 16, an output shaft of the main motor 7 is located between the left vertical plate 3 and the middle vertical plate 5, the main motor 7 drives the circular saw blade 9 to rotate at a high speed through a belt transmission pair 6, the belt transmission pair 6 is a synchronous tooth-shaped transmission pair consisting of a driving tooth-shaped belt wheel, a tooth-shaped belt and a driven tooth-shaped belt wheel, the driving tooth-shaped belt wheel is installed on the output shaft of the main motor 7, and the driven tooth-shaped belt wheel is installed on a rotating shaft of the circular saw blade 9.

A saw blade swinging seam 11 is arranged on the sawing worktable 10, the saw blade swinging seam 11 corresponds to the circular saw blade 9, a swinging motor 17 is also arranged on the frame bottom plate 1, the swinging motor 17 is a stepping motor, the swinging motor 17 drives a saw blade swinging arm 8 to swing through a swinging link mechanism 18, and the swinging link mechanism 18 is a crank link mechanism.

As shown in fig. 4, the damping pad 16 of the motor base includes six damping disc springs 19, two disc-shaped damping disc springs 19 are stacked in the same direction to form a disc spring set, and two adjacent disc spring sets are disposed opposite to each other. The central hole of the six damping disc springs 19 which are mutually overlapped is movably provided with a disc spring inner bushing 20, and the central hole of the disc spring inner bushing 20 is used for penetrating and installing a connecting bolt so as to connect and fix the motor base, the damping pad and the frame plate into a whole.

Claims (9)

1. A truncation saw with a rigid frame, comprising a frame bottom plate (1) and a sawing table (10), characterized in that: a front vertical plate (12), a middle vertical plate (13) and a rear vertical plate (2) which are parallel to each other are fixedly arranged between the rack bottom plate (1) and the sawing workbench (10), a left vertical plate (3), a middle vertical plate (5) and a right vertical plate (15) which are parallel to each other are also fixedly arranged between the rack bottom plate (1) and the sawing workbench (10), the middle vertical plate (5) and the right vertical plate (15) are fixedly connected to the top end of the rear vertical plate (2) through a horizontal supporting plate (4), and the middle vertical plate (5) and the right vertical plate (15) are also fixedly connected with the middle vertical plate (13); a circular saw blade (9) is rotatably supported at the front end of the saw blade swing arm (8), a main motor (7) is arranged on the outer side of the left vertical plate (3) through a motor damping pad (16), and the main motor (7) drives the circular saw blade (9) through a belt transmission pair (6); the motor damping pad (16) comprises a damping disc spring (19), and the damping disc spring (19) is movably sleeved on a disc spring inner bushing (20).

2. The cutoff saw with a rigid frame as in claim 1 wherein: the front vertical plate (12), the middle vertical plate (13) and the rear vertical plate (2) are perpendicular to the left vertical plate (3), the middle vertical plate (5) and the right vertical plate (15).

3. The cutoff saw with rigid frame as claimed in claim 1 or 2 wherein: the left vertical plate (3), the front vertical plate (12) and the middle vertical plate (13) extend from the machine frame bottom plate (1) to the lower side surface of the sawing workbench (10).

4. The cutoff saw with rigid frame as claimed in claim 1 or 2 wherein: the rear side vertical plate (2) extends to the lower side face of the horizontal supporting plate (4) from the machine frame bottom plate (1), and the middle side vertical plate (5) is located between the horizontal supporting plate (4) and the sawing workbench (10).

5. The cutoff saw with a rigid frame as in claim 1 wherein: the saw cutting worktable (10) is provided with a saw blade swinging seam (11), and the saw blade swinging seam (11) corresponds to the circular saw blade (9).

6. The cutoff saw with a rigid frame as in claim 1 wherein: a swing motor (17) is installed on the frame bottom plate (1), and the swing motor (17) drives the saw blade swing arm (8) to swing through a swing link mechanism (18).

7. The cutoff saw with a rigid frame as in claim 1 wherein: the rear end of the saw blade swing arm (8) is hinged between the right vertical plate (15) and the middle vertical plate (5) through a swing arm hinge fulcrum shaft (14).

8. The cutoff saw with a rigid frame as in claim 1 wherein: the vibration reduction disc spring (19) is provided with at least two disc spring discs which are arranged oppositely.

9. The cutoff saw with a rigid frame as in claim 1 wherein: the transmission pair (6) is a synchronous toothed belt transmission pair.

Images