CN210412735U

CN210412735U - Saw blade milling cutter with protection device

Info

Publication number: CN210412735U
Application number: CN201921109891.9U
Authority: CN
Inventors: 汪涛; 薄建涛; 吴建强; 殷海强; 祁碧波
Original assignee: Sinai Cutting Tools Changzhou Co ltd
Current assignee: Changzhou Sinai Cutting Tool Technology Co.,Ltd.
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-28
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a saw bit milling cutter with protector is equipped with the protective housing cover in saw bit milling cutter's outside, the protective housing cover includes clamshell and lower clamshell, is equipped with the opening in the below of clamshell and lower clamshell, is equipped with the connection handle of a knife in saw bit milling cutter's middle part through-hole department, it includes handle of a knife and lower handle of a knife to connect the handle of a knife, the rear end of going up the handle of a knife is equipped with the several peg graft pole, and the position that corresponds with the peg graft pole in the front end of handle of a knife is inside under is equipped with the inserting groove rather than the adaptation, is equipped with bearing one at the middle part of last clamshell, is equipped with bearing two at the middle part of clamshell down, go up the inner ring fixed connection of handle of a knife and bearing one, the inner ring. This is novel through the security that has improved the milling cutter in the use at a saw bit milling cutter's externally connected protective housing cover, and the opening angle of protective housing cover bottom can carry out corresponding regulation according to work piece depth of cut's needs, and adaptability is stronger.

Description

Saw blade milling cutter with protection device

Technical Field

The utility model belongs to the technical field of the milling cutter technique and specifically relates to a saw bit milling cutter with protector is related to.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine. The milling cutter has a plurality of types, the saw blade milling cutter is frequently used for processing the turbonator, a circle of saw teeth are arranged on the peripheral surface of the saw blade milling cutter, and the saw teeth easily cause accidental injury to operators in the using process, so the safety of using the saw blade milling cutter is still to be improved.

Disclosure of Invention

In order to solve the problem, the utility model provides a saw bit milling cutter with protector, the outside protection clamshell of saw bit milling cutter can effectively improve the security in the working process, and can adjust the opening angle of clamshell according to depth of cut, strong adaptability.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme: the utility model provides a saw bit milling cutter with protector, is equipped with the protective housing cover in saw bit milling cutter's outside, the protective housing cover includes clamshell and lower clamshell, is equipped with the opening in the below of clamshell and lower clamshell, is equipped with the connection handle of a knife in saw bit milling cutter's middle part through-hole department, it includes handle of a knife and lower handle of a knife to connect the handle of a knife, the rear end of going up the handle of a knife is equipped with the several peg graft pole, and the position that corresponds with the peg graft pole in the front end of handle of a knife is inside to be equipped with the inserting groove rather than the adaptation under, is equipped with bearing one at the middle part of last clamshell, is equipped with bearing two at the middle part of clamshell down, go up the inner ring fixed connection of handle of a knife and.

Furthermore, the main body structures of the upper shell cover and the lower shell cover are the same, and the upper shell cover and the lower shell cover respectively comprise a main shell body and two movable shell bodies which are positioned on the inner side below the main shell body and symmetrically arranged along the central bearing, arc-shaped sliding grooves are formed in the contact surfaces of the movable shell bodies and the bearings, arc-shaped sliding rails matched with the sliding grooves are arranged on the outer ring surfaces of the bearings, the movable shell bodies can rotate along the arc-shaped sliding rails, and an opening adjusting device is arranged between the movable shell bodies and the main shell body.

Furthermore, the opening adjusting device comprises a connecting pile arranged at the bottom of the outer end of the movable shell and a vertical adjusting rod fixedly connected with the top of the connecting pile, a plurality of adjusting holes penetrating through the front surface and the rear surface of the adjusting rod are formed in the adjusting rod at equal intervals in the height direction of the adjusting rod, a horizontal clip groove is formed in the main shell, the width of the adjusting rod is matched with the width of an inner hole of the clip groove, and a bolt is inserted into the adjusting holes in the upper end and the lower end of the clip groove to fix the positions of the adjusting rod and the clip groove relatively.

Furthermore, the length of the bolt is greater than the width of the return groove, and the diameter of the bolt is adaptive to the aperture of the adjusting hole.

Furthermore, three insertion rods are arranged on the rear side of the outer peripheral connecting edge of the main shell body of the upper shell cover at equal angles, insertion grooves matched with the insertion rods are arranged on the front side of the outer peripheral connecting edge of the main shell body of the lower shell cover corresponding to the insertion rods, and the insertion rods are correspondingly inserted into the insertion grooves.

The utility model has the advantages that:

the utility model discloses a saw bit milling cutter with protector has improved the security in the milling cutter use through a protective housing cover of external connection at saw bit milling cutter, avoids operating personnel to be accidentally injured by the sawtooth on the milling cutter of rotatory in-process, and the opening angle of protective housing cover bottom can carry out corresponding regulation according to the depth of cut of work piece, convenient operation, and adaptability is stronger.

Drawings

Fig. 1 is a front view schematically illustrating a saw blade milling cutter with a guard according to the present invention;

fig. 2 is a schematic view of an internal structure of a saw blade milling cutter with a guard according to the present invention;

fig. 3 is the utility model discloses a structural schematic diagram of connecting handle of a knife.

1-saw blade milling cutter, 2-protective housing cover, 3-upper housing cover, 4-lower housing cover, 5-opening, 6-connecting cutter handle, 7-upper cutter handle, 8-lower cutter handle, 9-plug rod, 10-plug groove, 11-bearing I, 12-bearing II, 13-main housing, 14-movable housing, 15-arc slide rail, 16-opening adjusting device, 17-connecting pile, 18-adjusting rod, 19-adjusting hole, 20-return groove, 21-plug pin and 22-plug rod.

Detailed Description

The following description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings 1-3, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be defined more clearly and clearly.

In order to solve the problem of poor safety in the use process of the saw blade milling cutter, the utility model discloses a saw blade milling cutter with a protection device, a protective shell cover 2 is arranged outside the saw blade milling cutter 1, the protective shell cover 2 comprises an upper shell cover 3 and a lower shell cover 4, an opening 5 is arranged below the upper shell cover 3 and the lower shell cover 4, a connecting knife handle 6 is arranged at a through hole in the middle of the saw blade milling cutter 1, the end part of the connecting knife handle 6 is connected with an external power device, the connecting knife handle 6 comprises an upper knife handle 7 and a lower knife handle 8, a plurality of insertion rods 9 are arranged at the rear end of the upper knife handle 7, an inserting groove 10 matched with the inserting rod 9 is arranged in the front end of the lower knife handle 8 and corresponds to the inserting rod, a first bearing 11 is arranged in the middle of the upper shell cover 3, a second bearing 12 is arranged in the middle of the lower shell cover 4, the upper tool shank 7 is fixedly connected with an inner ring of the bearing I11, and the lower tool shank 8 is fixedly connected with an inner ring of the bearing II 12.

The main body structures of the upper housing cover 3 and the lower housing cover 4 are the same, and both the upper housing cover 3 and the lower housing cover 4 comprise a main housing 13 and two movable housings 14 which are positioned on the inner side below the main housing 13 and are arranged symmetrically along a central bearing axis, an arc-shaped sliding groove is arranged on the contact surface of the movable housing 14 and a bearing, an arc-shaped sliding rail 15 which is matched with the sliding groove is arranged on the outer ring surface of the bearing, the movable housing 14 can rotate along the arc-shaped sliding rail 15, and an opening adjusting device 16 is arranged between the movable housing 14 and the main housing 13.

The opening adjusting device 16 comprises a connecting pile 17 arranged at the bottom of the outer end of the movable shell 14 and a vertical adjusting rod 18 fixedly connected with the top of the connecting pile 17, a plurality of adjusting holes 19 penetrating through the front surface and the rear surface of the adjusting rod 18 are equidistantly arranged on the adjusting rod 18 along the height direction of the adjusting rod 18, a horizontal clip groove 20 is arranged on the main shell 13, the width of the adjusting rod 18 is matched with the width of an inner hole of the clip groove 20, a plug pin 21 is inserted into the adjusting hole 19 at the upper end and the lower end of the clip groove 20 and is relatively fixed at the positions of the adjusting rod 18 and the clip groove 20, the length of the plug pin 21 is greater than the width of the clip groove 20, and the diameter of the.

In the actual production process, according to the processing needs of work piece, corresponding regulation also need be done to saw blade milling cutter's depth of cut, the size of the exposure part of milling cutter sawtooth promptly needs to be adjusted, this novel for better protection and the adaptability of promotion protecting sheathing, movable shell 14 of activity has been set up, when need enlarge opening 5 of housing bottom, only need extract bolt 21, later upwards draw and adjust pole 18, movable shell 14 slides upwards along arc track 15 promptly, adjust pole 18 itself and can take place the removal of horizontal direction in returning the shape groove 20, adjust when the opening degree that will adjust and insert corresponding regulation hole 19 with bolt 21 in and with the bottom surface bearing of bolt 21 can accomplish the regulation of opening degree relatively the high position of fixed movable shell 14 on the top surface of returning the shape groove 20.

The rear side of the edge is connected to the periphery of the main casing body 13 of the upper casing cover 3 is equipped with three inserted bars 22 at equal angles, the position that the front side of the edge is connected to the periphery of the main casing body 13 of the lower casing cover 4 corresponds with the inserted bar 22 is equipped with the slot rather than the adaptation, the inserted bar 22 corresponds to peg graft in the slot in order to promote the stability that the upper casing cover 3 is connected with the lower casing cover 4, simultaneously, with the inseparabler connection of the upper casing cover 3 and the lower casing cover 4 also can reduce the vibrations in the operation process together.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The saw blade milling cutter with the protection device is characterized in that a protection shell cover (2) is arranged outside the saw blade milling cutter (1), the protection shell cover (2) comprises an upper shell cover (3) and a lower shell cover (4), an opening (5) is arranged below the upper shell cover (3) and the lower shell cover (4), a connecting cutter handle (6) is arranged at a middle through hole of the saw blade milling cutter (1), the connecting cutter handle (6) comprises an upper cutter handle (7) and a lower cutter handle (8), a plurality of insertion rods (9) are arranged at the rear end of the upper cutter handle (7), insertion grooves (10) matched with the insertion rods (9) are arranged in the position corresponding to the insertion rods (9) in the front end of the lower cutter handle (8), a first bearing (11) is arranged in the middle of the upper shell cover (3), a second bearing (12) is arranged in the middle of the lower shell cover (4), and the upper cutter handle (7) is fixedly connected with an inner ring of the first bearing (11), the lower tool shank (8) is fixedly connected with an inner ring of the second bearing (12).

2. The saw blade milling cutter with the protection device according to claim 1, wherein the main body structures of the upper housing cover (3) and the lower housing cover (4) are the same, and each of the upper housing cover and the lower housing cover comprises a main housing (13) and two movable housings (14) which are positioned on the inner side below the main housing (13) and are arranged symmetrically along a central bearing, an arc-shaped sliding groove is arranged on the contact surface of the movable housing (14) and the bearing, an arc-shaped sliding rail (15) which is matched with the sliding groove is arranged on the outer ring surface of the bearing, the movable housing (14) can rotate along the arc-shaped sliding rail (15), and an opening adjusting device (16) is arranged between the movable housing (14) and the main housing (13).

3. The blade milling cutter with the guard according to claim 2, wherein the opening adjusting means (16) comprises a connection pile (17) provided at the bottom of the outer end of the movable housing (14) and a vertical adjustment rod (18) fixedly connected to the top of the connection pile (17), a plurality of adjustment holes (19) penetrating the front and rear surfaces of the adjustment rod (18) are equidistantly provided on the adjustment rod (18) in the height direction of the adjustment rod (18), a horizontal return groove (20) is provided on the main housing (13), the width of the adjustment rod (18) is adapted to the width of the inner hole of the return groove (20), and the insertion of the pin (21) into the adjustment holes (19) of the upper and lower ends of the return groove (20) fixes the positions of the adjustment rod (18) and the return groove (20) relatively.

4. A blade milling cutter with guard according to claim 3, characterized in that the length of the bolt (21) is greater than the width of the return groove (20), the diameter of the bolt (21) corresponding to the diameter of the adjustment hole (19).

5. The saw blade milling cutter with the guard device as claimed in claim 4, wherein three insertion rods (22) are provided at equal angles on the rear side of the peripheral connecting edge of the main housing (13) of the upper housing cover (3), and insertion slots adapted to the insertion rods (22) are provided at the positions corresponding to the insertion rods (22) on the front side of the peripheral connecting edge of the main housing (13) of the lower housing cover (4), and the insertion rods (22) are correspondingly inserted into the insertion slots.