CN217195818U

CN217195818U - High-speed vibration-damping cut-off saw

Info

Publication number: CN217195818U
Application number: CN202123126748.0U
Authority: CN
Inventors: 朱志林; 王均东; 藏景平; 邹小祥
Original assignee: Jiangsu Jiangjia Machinery Co Ltd
Current assignee: Jiangsu Jiangjia Machinery Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-08-16
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a high-speed damping cut-off saw, which comprises a saw cutting frame, a main motor and a circular saw blade, wherein the main motor drives the circular saw blade through a belt transmission pair; the main motor is arranged on a motor base, and the motor base is supported on the sawing frame through a motor base vibration damping pad; the swing arm seat damping pad and the motor seat damping pad comprise corresponding damping disc springs, and the damping disc springs are movably sleeved on the disc spring inner sleeves. The vibration reduction disc spring is provided with at least two disc sheets which are arranged oppositely. The saw cutting worktable at the upper end of the saw cutting frame is provided with a saw blade swinging seam, and the circular saw blade swings in the saw blade swinging seam. The high-speed vibration reduction cut-off saw can effectively reduce swing cutting vibration, and effectively improves wood cutting efficiency and cutting precision.

Description

High-speed vibration-damping cut-off saw

Technical Field

The utility model relates to a timber processing technology field especially relates to can carry out the saw cutter of preferred and high-speed accurate truncation to timber.

Background

In the high-grade timber processing industry, the transverse optimal cutting saw developed in recent years can reduce timber waste to the maximum extent, so that the use value of timber is fully exerted; the transverse optimal cutting saw is high in sawing speed, high in production efficiency and high in cutting precision, and the wood utilization rate and the outturn rate are effectively improved. 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 truncating and sawing machine of the precision truncating 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 arranged at the front end of a saw blade swing arm in a high-speed rotating way, the rear end of the saw blade swing arm is hinged on the swing arm hinged support, and the saw blade swing arm does reciprocating swing under the driving of the swing motor. The chopping saw has high sawing efficiency, so that the swinging frequency of the saw blade swinging arm is high, the shaking of the whole sawing machine is caused, particularly, the high-frequency swinging of the saw blade swinging arm causes the lateral fanning of the circular saw blade, the sawing seam of the wood is enlarged, the sawing port is uneven, the dimensional precision of the finished wood is difficult to ensure, the utilization rate of the wood is influenced, and the sawing precision of the finished wood is difficult to ensure.

Disclosure of Invention

To the technical problem that above-mentioned technical scheme exists, the utility model aims to solve the technical problem that a high-speed damping that can effectively reduce the pendulum and cut the vibration, improve timber and saw the precision is cut and is cut is provided.

In order to solve the technical problem, the high-speed vibration reduction cut-off saw comprises a saw cutting frame, a main motor and a circular saw blade, wherein the main motor drives the circular saw blade through a belt transmission pair; the main motor is arranged on a motor base, and the motor base is supported on the sawing frame through a motor base vibration damping pad; the swing arm seat damping pad and the motor seat damping pad comprise corresponding damping disc springs, and the damping disc springs are movably sleeved on the disc spring inner sleeves.

In the structure, because swing arm hinge support is the swing arm seat damping pad supporting in the frame that constitutes through damping dish spring, the dish spring has bearing capacity big, its unit volume's deformation can be big, fabulous buffering shock-absorbing capacity has, shock-resistant vibration performance is good, can alleviate circular saw blade swing arm high frequency reciprocating swing effectively and saw cut the harmful effects that the precision produced to the circular saw blade, alleviate the side direction fanning in the circular saw blade course of operation effectively, the stability that the circular saw blade saw cut has been ensured, it is more accurate to make timber saw cut seam crossing position, saw cut the port level and smooth, thereby guarantee the saw cutting machining precision of finished product timber. And the main motor base is supported on the frame through a motor base damping pad formed by a damping disc spring, so that the influence of the running vibration of the motor on the stability of the whole sawing frame is blocked by 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, the damping dish spring has two dish spring discs that carry on the back the body and set up at least. When the disc spring superposition structure is adopted, the friction resistance effect on the surface of the disc sheet of the disc spring is more remarkable, the impact absorption and energy dissipation effects are more remarkable, and the circular saw blade is more stable in operation.

The utility model discloses a preferred embodiment, saw bit swing arm one end hinge is supported on swing arm hinged-support, and the other end rotation support of saw bit swing arm has the saw blade. The high-frequency swing of the circular saw blade is convenient to realize.

The utility model discloses a preferred embodiment, the belt drive is vice for synchronous cog belt drive. The lower end of the sawing frame is fixed with a frame bottom plate, and the upper end of the sawing frame is fixedly provided with a sawing worktable. The saw cutting worktable is provided with a saw blade swinging seam, and the circular saw blade swings in the saw blade swinging seam.

Drawings

The high-speed vibration-damping cutoff saw of the present invention will be further described with reference to the accompanying drawings and the detailed description thereof.

FIG. 1 is a schematic perspective view of one embodiment of the high speed vibration damping cutoff saw of the present invention;

fig. 2 is a schematic sectional view of the swing arm base damping pad and the motor base damping pad in the structure shown in fig. 1.

In the figure, 1-saw cutting machine frame, 2-machine frame bottom plate, 3-swing arm base damping pad, 4-swing arm hinged support, 5-motor base damping pad, 6-motor base, 7-belt transmission pair, 8-main motor, 9-saw blade swing arm, 10-circular saw blade, 11-saw cutting workbench, 12-swing arm hinged support shaft, 13-damping disc spring and 14-disc spring inner bushing.

Detailed Description

As shown in figure 1, the high-speed vibration reduction cut-off saw adopts a plate type frame structure to a saw cutting frame 1, the saw cutting frame 1 is fixedly installed on a frame bottom plate 2, a saw cutting workbench 11 is fixedly arranged on the upper portion of the saw cutting frame 1, and a circular saw blade swinging seam is arranged on the saw cutting workbench 11. When the saw cutting machine is used for saw cutting, under the action of the wood clamping and feeding mechanism, wood is fed from front to back along the saw cutting workbench 11, and the circular saw blade 10 rotating at a high speed according to the instruction of the controller performs up-and-down reciprocating swinging saw cutting actions along the circular saw blade swinging seam along with the saw blade swinging arm 9.

The circular saw blade 10 is rotatably supported at the front end of the saw blade swing arm 9, the rear end of the saw blade swing arm 9 is hinged on the swing arm hinge support 4 through a swing arm hinge support shaft 12, a swing cutting connecting rod is further arranged between the saw blade swing arm 9 and the sawing frame 1, and the swing cutting motor drives the saw blade swing arm 9 and the circular saw blade 10 to perform reciprocating swing sawing through the connecting rod. The swing arm hinged support 4 is supported and installed on the sawing machine frame 1 through a swing arm seat damping pad 3 and a connecting bolt.

The main motor is fixedly arranged on the motor base 6, the main motor 8 drives the circular saw blade 10 to rotate at a high speed through the belt transmission pair 7, the belt transmission pair 7 is a synchronous toothed belt transmission pair, the synchronous toothed belt transmission pair comprises a driving toothed belt wheel and a driven toothed belt wheel, the driving toothed belt wheel is arranged on an output shaft of the main motor 8, and the driven toothed belt wheel is arranged on a rotating shaft of the circular saw blade 10. The motor base 6 is supported and arranged on the sawing frame 1 through a motor base damping pad 5 and a connecting bolt.

In this embodiment, the motor base 6 and the swing arm hinge support 4 are of a connected structure. Of course, the motor base 6 and the swing arm hinged support 4 can also adopt a split structure, and the split structure is favorable for reducing the mutual interference between the motor base and the swing arm hinged support in the using process and the mounting process and improving the sawing efficiency and the sawing precision.

As shown in fig. 2, the swing arm base damping pad 3 and the motor base damping pad 5 adopt the same structure, and the damping pad in this embodiment includes six damping disc springs 13, and two disc-shaped damping disc springs 13 are stacked in the same direction to form a disc spring group, and two adjacent disc spring groups are arranged back to back. And a disc spring inner bushing 14 is movably arranged at the central hole position of the six damping disc springs 13 which are mutually overlapped, and the central hole of the disc spring inner bushing 4 is used for penetrating and installing a connecting bolt so as to connect and fix the support, the damping pad and the frame into a whole.

Claims

1. The utility model provides a saw is cuted in high-speed damping, includes saw cutting frame (1), main motor (8) and circular saw blade (10), and main motor (8) are through vice (7) drive circular saw blade (10) of belt drive, its characterized in that: a swing arm hinged support (4) is supported on the sawing frame (1) through a swing arm seat damping pad (3), and a circular saw blade (10) is supported on the swing arm hinged support (4) in a swinging mode through a saw blade swing arm (9); the main motor (8) is arranged on the motor base (6), and the motor base (6) is supported on the sawing frame (1) through a motor base vibration damping pad (5); the swing arm seat damping pad (3) and the motor seat damping pad (5) comprise corresponding damping disc springs (13), and the damping disc springs (13) are movably sleeved on disc spring inner bushings (14).

2. The high speed vibration reducing cutoff saw of claim 1, wherein: the vibration reduction disc spring (13) is provided with at least two disc spring discs which are arranged oppositely.

3. The high speed vibration reducing cutoff saw of claim 1, wherein: one end of the saw blade swing arm (9) is hinged on the swing arm hinged support (4), and the other end of the saw blade swing arm (9) rotatably supports a circular saw blade (10).

4. The high speed vibration reducing cutoff saw of claim 1, wherein: the belt transmission pair (7) is a synchronous tooth-shaped belt transmission pair.

5. The high speed vibration reducing cutoff saw of claim 1, wherein: the lower end of the sawing frame (1) is fixed with a frame bottom plate (2), and the upper end of the sawing frame (1) is fixedly provided with a sawing workbench (11).

6. The high speed vibration reducing cutoff saw of claim 5 wherein: the saw cutting worktable (11) is provided with a saw blade swinging seam, and the circular saw blade (10) swings in the saw blade swinging seam.