CN211194180U

CN211194180U - Multi-blade saw blade and multi-blade saw

Info

Publication number: CN211194180U
Application number: CN201921443257.9U
Authority: CN
Inventors: 张艳忠; 覃桂兄; 黄正辉
Original assignee: Foshan Jinshi Household Products Co ltd
Current assignee: Foshan Jinshi Household Products Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-08-07
Anticipated expiration: 2029-08-30

Abstract

The utility model provides a multiple blade saw blade, including interior disc-shaped base member and the outer ring tool bit that is connected with it, wherein interior disc-shaped base member is inside to be provided with and to be suitable for outer ring tool bit cooling refrigerated first passageway, first passageway has the entry end and the exit end that are suitable for coolant liquid or cooling air business turn over, and its entry end is linked together with the external world and is suitable for coolant liquid or cooling air to lead in, the exit end with outer ring tool bit is relative, be suitable for with coolant liquid or cooling air spray in outer ring tool bit. This technical scheme can carry out rapid cooling to many blade saw bits. Additionally, the utility model also provides a multi-disc saw based on this multi-disc saw bit.

Description

Multi-blade saw blade and multi-blade saw

Technical Field

The utility model relates to a multiple blade saw bit and multiple blade saw belongs to wood working technical field.

Background

As is known, in the wood processing process, when a machine cuts wood, a large amount of heat is generated, the phenomenon of saw blade embrittlement, deformation, burning and breaking occurs due to the over-high temperature of the saw blade, the working efficiency is influenced, the production cost is increased, and the hidden danger of fire hazard that the wood is buried can be ignited in serious cases.

SUMMERY OF THE UTILITY MODEL

A first object of the present invention is to provide a multi-blade saw blade capable of performing rapid cooling to the multi-blade saw blade.

The utility model provides a pair of multiple blade saw blade, including interior disc-shaped base member and the outer ring tool bit that is connected with it, wherein interior disc-shaped base member is inside to be provided with and to be suitable for outer ring tool bit cooling refrigerated first passageway, first passageway has the entry end and the exit end that are suitable for coolant liquid or cooling air business turn over, and its entry end is linked together with the external world and is suitable for coolant liquid or cooling air to lead in, the exit end with outer ring tool bit is relative, be suitable for with coolant liquid or cooling air spray in outer ring tool bit.

Furthermore, the outer ring cutter head comprises an outer ring base and sawteeth connected with the outer ring base, a second channel communicated with the first channel is arranged in the outer ring base, and the second channel is communicated with the outside.

Further, the outlet end of the second channel corresponds to the serrations and is adapted to spray cooling liquid or cooling wind at the serrations.

Furthermore, tooth sockets are arranged between every two adjacent sawteeth, chip-unloading arcs are arranged at the bottoms of the tooth sockets, and outlet ends of the second channels are arranged on the end faces of the chip-unloading arcs.

Further, the first channel and the second channel are in linear correspondence, and the extension line of the central axis of the first channel and the extension line of the central axis of the second channel intersect with the saw teeth.

Furthermore, the first channel and the second channel are arranged in one-to-one correspondence with the saw teeth.

Furthermore, the inner disc-shaped base body is fixedly welded or detachably connected with the outer ring cutter head.

Furthermore, a side connecting end plate is arranged between the inner disc-shaped substrate and the outer ring cutter head, and the end plate is fixedly welded with the side connecting end plate or connected with a pin shaft.

Compared with the prior art, the utility model discloses the beneficial effect of multiple blade saw bit is: this technical scheme is inside setting up the first passageway that is suitable for outer ring tool bit cooling at the interior disc-shaped base member of saw bit, coolant liquid or cooling air are leading-in through the entry end of first passageway under external high-pressure action, spray to outer ring tool bit from the exit end, because outer ring tool bit is the main part to timber processing, also be first heat generation position, its calorific capacity is big, consequently, when coolant liquid or cooling air spray at outer ring tool bit department through first passageway, can be fast effectual carry out rapid cooling to first heat generation position, thereby avoid the whole temperature rise of saw bit too high.

Another object of the present invention is to provide a multi-blade saw based on the above multi-blade saw blade, which can effectively avoid the over-temperature of the saw blade.

The utility model provides a pair of multi-blade saw, it includes the pivot to and as above-mentioned multi-blade saw bit, the pivot with multi-blade saw bit fixed connection.

Further, the rotating shaft is hollow and is provided with an introducing port communicated with the first channel.

Compared with the prior art, the utility model discloses multi-disc saw has all beneficial technological effects of above-mentioned multi-disc saw bit, no longer gives unnecessary details here.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1: the utility model has a schematic structure;

FIG. 2: the utility model discloses the enlarged schematic diagram of part structure.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a multi-blade saw blade 100 comprises an inner disc-shaped base 10 and an outer ring blade 11 connected thereto, wherein a first channel 1 suitable for cooling the outer ring blade 11 is disposed inside the inner disc-shaped base 10, the first channel 1 has an inlet end 1a and an outlet end 1b suitable for the inlet and outlet of cooling liquid or cooling air, the inlet end 1a is communicated with the outside and suitable for the inlet of cooling liquid or cooling air, and the outlet end 1b is opposite to the outer ring blade 11 and suitable for spraying cooling liquid or cooling air to the outer ring blade 11.

The outer ring cutter head 11 comprises an outer ring base 11a and sawteeth 11b connected with the outer ring base, a second channel 2 communicated with the first channel 1 is arranged in the outer ring base 11a, and the second channel 2 is communicated with the outside.

The outlet end 2a of the second channel 2 corresponds to the serrations 11b, which is adapted to spray cooling liquid or cooling wind at the serrations 11 b.

Specifically, tooth grooves 11c are formed between adjacent saw teeth 11b, chip discharging arcs 11d are arranged at the bottoms of the tooth grooves 11c, and outlet ends 2a of the second channels 2 are arranged on the end faces of the chip discharging arcs 11 d.

In order to ensure that the cooling liquid or cooling wind sprayed from the channel can reach the saw teeth, the first channel 1 and the second channel 2 are in linear correspondence, and the extension line of the central axis of the first channel intersects with the saw teeth 11 b.

The first channel 1 and the second channel 2 are arranged in one-to-one correspondence with the saw teeth 11 b.

In addition, the inner disc-shaped base body 10 is fixedly welded or detachably connected with the outer ring cutter head 11.

A side connecting end plate 300 is arranged between the inner disc-shaped matrix 10 and the outer ring cutter head 11, and the end plate 300 is fixedly welded or connected with the side connecting end plate by a pin shaft.

This technical scheme is inside setting up the first passageway that is suitable for outer ring tool bit cooling at the interior disc-shaped base member of saw bit, coolant liquid or cooling air are leading-in through the entry end of first passageway under external high-pressure action, spray to outer ring tool bit from the exit end, because outer ring tool bit is the main part to timber processing, also be first heat generation position, its calorific capacity is big, consequently, when coolant liquid or cooling air spray at outer ring tool bit department through first passageway, can be fast effectual carry out rapid cooling to first heat generation position, thereby avoid the whole temperature rise of saw bit too high.

Additionally, the utility model provides a multi-disc saw based on above-mentioned multi-disc saw blade, it can effectively avoid the saw bit high temperature, including pivot 200, and as above-mentioned multi-disc saw blade 100, pivot 200 with multi-disc saw blade 100 fixed connection.

Further, the rotating shaft 200 is hollow and provided with an inlet communicated with the first passage 1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A multi-blade saw blade comprises an inner disc-shaped matrix and an outer circular ring cutter head connected with the inner disc-shaped matrix, and is characterized in that: the inner disc-shaped base body is internally provided with a first channel suitable for cooling the outer circular ring cutter head, the first channel is provided with an inlet end and an outlet end, the inlet end and the outlet end are suitable for the inlet and the outlet of cooling liquid or cooling air, the inlet end is communicated with the outside and suitable for the inlet of the cooling liquid or the cooling air, and the outlet end is opposite to the outer circular ring cutter head and suitable for spraying the cooling liquid or the cooling air to the outer circular ring cutter head.

2. The multi-blade saw blade of claim 1 wherein: the outer ring cutter head comprises an outer ring base and sawteeth connected with the outer ring base, a second channel communicated with the first channel is arranged in the outer ring base, and the second channel is communicated with the outside.

3. A multi-blade saw blade as defined in claim 2 wherein: the outlet end of the second channel corresponds to the saw teeth and is suitable for spraying cooling liquid or cooling wind to the saw teeth.

4. A multi-blade saw blade as defined in claim 2 or 3 wherein: tooth sockets are arranged between every two adjacent sawteeth, chip discharging arcs are arranged at the bottoms of the tooth sockets, and outlet ends of the second channels are arranged on the end faces of the chip discharging arcs.

5. The multi-blade saw blade of claim 4 wherein: the first channel and the second channel are in linear correspondence, and the extension line of the central axis of the first channel and the second channel is intersected with the saw teeth.

6. The multi-blade saw blade of claim 5 wherein: the first channel and the second channel are arranged in one-to-one correspondence with the sawteeth.

7. The multi-blade saw blade of claim 1 wherein: the inner disc-shaped base body is fixedly welded or detachably connected with the outer circular ring cutter head.

8. The multi-blade saw blade of claim 7 wherein: and a side connecting end plate is arranged between the inner disc-shaped base body and the outer circular ring cutter head, and the end plate is fixedly welded or connected with the inner disc-shaped base body through a pin shaft.

9. A multi-blade saw comprising a shaft and a multi-blade saw blade as defined in any one of claims 1 to 8, wherein the shaft is fixedly connected to the multi-blade saw blade.

10. The multi-blade saw as in claim 9, wherein: the rotating shaft is hollow and is provided with an introducing port communicated with the first channel.