CN211136408U

CN211136408U - Saw blade cutting power head capable of preventing cutter shaft from moving in series

Info

Publication number: CN211136408U
Application number: CN201921983617.4U
Authority: CN
Inventors: 甘国庆
Original assignee: Suzhou Jiuze Intelligent Technology Co ltd
Current assignee: Suzhou Jiuze Intelligent Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-31
Anticipated expiration: 2029-11-15

Abstract

The utility model provides a prevent saw bit cutting unit head that arbor moved, include: the cutter holder, first bearing, second bearing and arbor, the both ends symmetry of cutter holder is provided with first step hole and second step hole, first bearing joint is downthehole at first step, first bearing correspondence is provided with first bearing lid, first bearing lid fixed mounting is on the cutter holder, second bearing joint is downthehole at second step, the second bearing correspondence is provided with second bearing lid, second bearing lid fixed mounting is on the cutter holder, the cutter holder is worn to locate by the arbor, first bearing and second bearing cover are established on the arbor. The utility model provides a pair of prevent saw bit cutting unit head that arbor moved, the arbor is difficult for the front and back to wear to move, and the machining precision is high, prevents waste water, waste residue to get into the bearing simultaneously, effectively improves the durability of unit head.

Description

Saw blade cutting power head capable of preventing cutter shaft from moving in series

Technical Field

The utility model relates to a saw bit cutting unit head particularly, relates to a prevent saw bit cutting unit head that arbor moved.

Background

The power head refers to a power component which can realize main motion and feed motion and has automatic workpiece circulation. The power head is a simple variable-speed transmission mechanism, the form is various, the basic principle is that a motor drives a gear variable-speed mechanism, the functions of boring, milling, drilling and the like can be realized, and some power heads are provided with guide rails and can move linearly in a small range.

A cutter shaft and a cutter holder in the existing saw blade cutting power head are separated, the cutter shaft and the cutter holder are propped against each other through two screws, and two bearings inside the cutter shaft and the cutter holder are connected through a cushion pipe. Due to the loose structure, the cutter shaft has large back and forth jumping, the machining precision of the saw blade cutting power head is poor, and waste water and waste residues can easily enter the bearing.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a prevent saw bit cutting unit head that arbor moved, the arbor is worn around being difficult for, and machining precision is high, prevents waste water, waste residue entering bearing simultaneously, effectively improves the durability of unit head.

Therefore, the utility model provides a prevent saw bit cutting unit head that arbor moved, include: the cutter holder, first bearing, second bearing and arbor, the both ends symmetry of cutter holder is provided with first step hole and second step hole, first bearing joint is downthehole at first step, first bearing correspondence is provided with first bearing lid, first bearing lid fixed mounting is on the cutter holder, second bearing joint is downthehole at second step, the second bearing correspondence is provided with second bearing lid, second bearing lid fixed mounting is on the cutter holder, the cutter holder is worn to locate by the arbor, first bearing and second bearing cover are established on the arbor.

Further, the inner ring diameter of the first bearing is equal to the inner ring diameter of the second bearing.

Further, framework oil seals are arranged in the first bearing cover and the second bearing cover.

Further, the second bearing cover is fixedly mounted on the tool holder by a plurality of bolts arranged circumferentially.

Further, one side of the tool apron is provided with a connecting plate, the connecting plate is arranged along the axial direction of the tool apron, and at least one mounting hole is formed in the connecting plate.

Further, the number of the mounting holes is two, and the two mounting holes are symmetrically arranged at two ends of the connecting plate.

The utility model provides a prevent saw bit cutting unit head that arbor moved, include: the cutter holder, first bearing, second bearing and arbor, the both ends symmetry of cutter holder is provided with first step hole and second step hole, first bearing joint is downthehole at first step, first bearing correspondence is provided with first bearing lid, first bearing lid fixed mounting is on the cutter holder, second bearing joint is downthehole at second step, the second bearing correspondence is provided with second bearing lid, second bearing lid fixed mounting is on the cutter holder, the cutter holder is worn to locate by the arbor, first bearing and second bearing cover are established on the arbor. The utility model provides a saw bit cutting unit head sets up the step hole at the both ends of blade holder, and the bearing cap of deuterogamying makes blade holder and bearing form a whole with bearing fixed mounting on the blade holder, and the arbor is worn to locate wherein, has effectively avoided beating around, improves the machining precision of unit head.

The utility model provides a pair of prevent saw bit cutting unit head that arbor moved, the arbor is difficult for the front and back to wear to move, and the machining precision is high, prevents waste water, waste residue to get into the bearing simultaneously, effectively improves the durability of unit head.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural diagram of a saw blade cutting power head for preventing a cutter shaft from moving in a serial manner according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a saw blade cutting power head for preventing a cutter shaft from moving in a serial manner according to an embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1 and 2, a saw blade cutting power head for preventing a cutter shaft from moving in a reciprocating manner according to an embodiment of the present invention is shown in the drawings, and includes: blade holder 1, first bearing 2, second bearing 3 and arbor 4, the both ends symmetry of blade holder 1 is provided with first step hole and second step hole, 2 joints of first bearing are downthehole at first step, first bearing 2 corresponds and is provided with first bearing lid 21, first bearing lid 21 fixed mounting is on blade holder 1, 3 joints of second bearing are downthehole at second step, second bearing 3 corresponds and is provided with second bearing lid 31, second bearing lid 31 fixed mounting is on blade holder 1, arbor 4 is worn to locate blade holder 1, first bearing 2 and 3 covers of second bearing are established on arbor 4.

Specifically, referring to fig. 1 and 2, the inner ring diameter of the first bearing 2 is equal to the inner ring diameter of the second bearing 3.

Specifically, referring to fig. 1 and 2, the second bearing cap 31 is fixedly mounted on the holder 1 by a plurality of bolts 311 arranged circumferentially.

Specifically, referring to fig. 1 and 2, a connecting plate 5 is disposed on one side of the tool holder 1, the connecting plate 5 is disposed along the axial direction of the tool holder 1, and at least one mounting hole 51 is disposed on the connecting plate 5.

Example two:

referring to fig. 1 and fig. 2, a saw blade cutting power head for preventing the cutter shaft from moving in a reciprocating manner according to an embodiment of the present invention is shown in the drawings, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above embodiment: framework oil seals are provided in the first bearing cover 21 and the second bearing cover 31.

The first bearing cover and the second bearing cover isolate the first bearing and the second bearing from the external environment, waste water and waste residues are prevented from entering the bearings, the framework oil seal in the bearings prevents lubricating oil leakage of the bearings, and the multiple sealing structures fully guarantee the durability of the power head.

Example three:

referring to fig. 1 and fig. 2, a saw blade cutting power head for preventing the cutter shaft from moving in a reciprocating manner according to a third embodiment of the present invention is shown in the drawings, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiments: the number of the mounting holes 51 is two, and the two mounting holes 51 are symmetrically arranged at both ends of the connecting plate 5.

The power head is fixedly installed through the connecting plate, and the mounting holes at the two ends are symmetrically formed in the connecting plate, so that the stability of the mounting structure can be guaranteed.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a prevent saw bit cutting unit head that arbor moved, its characterized in that includes: blade holder (1), first bearing (2), second bearing (3) and arbor (4), the both ends symmetry of blade holder (1) is provided with first step hole and second step hole, first bearing (2) joint is in first step is downthehole, first bearing (2) correspondence is provided with first bearing lid (21), first bearing lid (21) fixed mounting be in on blade holder (1), second bearing (3) joint is in second step is downthehole, second bearing (3) correspondence is provided with second bearing lid (31), second bearing lid (31) fixed mounting be in on blade holder (1), arbor (4) are worn to locate blade holder (1), first bearing (2) with second bearing (3) cover is established on arbor (4).

2. A saw blade cutting power head for preventing cutter shaft chatter according to claim 1, wherein the inner diameter of said first bearing (2) is equal to the inner diameter of said second bearing (3).

3. The saw blade cutting power head for preventing the cutter shaft from moving in a hunting manner according to claim 1, wherein a skeleton oil seal is provided in the first bearing cover (21) and the second bearing cover (31).

4. The saw blade cutting power head for preventing the cutter shaft from moving in a hunting manner according to claim 1, wherein the second bearing cover (31) is fixedly mounted on the tool holder (1) by means of a plurality of circumferentially arranged bolts (311).

5. The saw blade cutting power head for preventing the cutter shaft from moving in a staggered manner according to claim 1, wherein a connecting plate (5) is arranged on one side of the cutter holder (1), the connecting plate (5) is arranged along the axial direction of the cutter holder (1), and at least one mounting hole (51) is formed in the connecting plate (5).

6. The saw blade cutting power head for preventing the cutter shaft from moving in a staggered manner as claimed in claim 5, wherein the number of the mounting holes (51) is two, and the two mounting holes (51) are symmetrically arranged at two ends of the connecting plate (5).