CN217167473U

CN217167473U - Milling cutter fixture of numerically controlled fraise machine convenient to installation

Info

Publication number: CN217167473U
Application number: CN202220150747.5U
Authority: CN
Inventors: 刘闻宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-12
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a milling cutter anchor clamps of numerically controlled fraise machine convenient to installation relates to milling cutter anchor clamps field, include: a main body; milling a cutter rod; a positioning mechanism; a limiting mechanism with a telescopic block. The utility model discloses a set up positioning mechanism, with milling cutter pole and main part butt joint, the inside and the movable block that the bottom of milling cutter pole will get into the main part at this moment contact, movable block outer wall rack will give gear thrust and make its rotation, gear revolve will give the ascending thrust of telescopic link, the telescopic link will drive and support the pole rebound and contact with the inside flexible piece of swivel becket, the one end that makes flexible piece contacts with milling cutter pole's outer wall draw-in groove, it is spacing to milling cutter pole, the movable block will give the ascending thrust of movable block under the effect of spring simultaneously, make the movable block give the ascending thrust of milling cutter pole, and the inside existence that has flexible piece of milling cutter pole's outer wall draw-in groove, so milling cutter pole will block in the inside of main part, and be difficult for removing under the effect of flexible piece, the mesh of quick installation milling cutter pole has been reached.

Description

Milling cutter fixture of numerically controlled fraise machine convenient to installation

Technical Field

The utility model relates to a milling cutter anchor clamps field specifically is a numerically controlled fraise machine's milling cutter anchor clamps convenient to installation.

Background

A milling cutter is a rotary cutter used for milling and processing and provided with one or more cutter teeth, and each cutter tooth cuts off the allowance of a workpiece intermittently in sequence during operation. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine.

Current milling cutter is usually after using, and its tip can appear wearing and tearing after work, needs often to change it, and current milling cutter fixture structure is complicated, the quick installation of being not convenient for and dismantlement milling cutter, consequently the utility model provides a milling cutter anchor clamps of numerically controlled fraise machine convenient to installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the existing milling cutter clamping mechanism is complex in structure and not convenient to install and disassemble quickly, the milling cutter clamp of the numerical control milling machine is convenient to install.

In order to achieve the above purpose, the utility model provides a following technical scheme: a milling cutter holder of a numerically controlled milling machine convenient to install, comprising: a main body; the milling cutter rod is arranged outside the top end of the main body and extends into the main body; the positioning mechanism is arranged outside the main body, extends into the main body and is used for disassembling the milling cutter rod and the main body; and the limiting mechanism with the telescopic block is arranged inside the main body and the positioning mechanism and is used for connecting the main body and the milling cutter rod.

As a further aspect of the present invention: positioning mechanism is including rotating ring, fixed block, the rotating ring rotates to be connected in the outside of main part and extends to the inside of main part, fixed block fixed connection just is located the top of rotating ring at the outer wall of main part, the top outside of rotating ring is provided with the spacing groove, the bottom fixedly connected with of fixed block extends to the elastic block of spacing inslot portion.

As a further aspect of the present invention: the limiting mechanism comprises a positioning rod arranged in the main body, a spring is sleeved on the outer wall of the positioning rod, a movable block is connected to the top end of the positioning rod, a gear which is connected with the inner wall of the main body in a rotating mode is arranged on one side of the movable block, a telescopic rod which is connected with the inner wall of the main body in a sliding mode is arranged on one side of the gear, a supporting rod is fixedly connected to the top end of the telescopic rod, and a telescopic block which is located in the rotating ring is arranged above the supporting rod.

As a further aspect of the present invention: the inner part of the rotating ring is provided with a groove matched with the moving track of the telescopic block, and the inner wall of the movable block is matched with the outer wall of the positioning rod.

As a further aspect of the present invention: the outer wall of the milling cutter rod is provided with a clamping groove matched with one end of the telescopic block, the movable block and one side, close to the gear, of the outer wall of the telescopic rod are fixedly connected with racks, the outer wall of each rack is meshed with the outer wall of the gear, and the outer wall of the abutting rod is in an arc surface state.

As the utility model discloses further scheme again: the number of the limiting grooves is four, the four limiting grooves are uniformly distributed outside the top end of the rotating ring, and the outer wall of the elastic block is in an inclined plane state.

As a further aspect of the present invention: the quantity of fixed block is provided with two, two the fixed block symmetric distribution is at the outer wall of main part, two the inclined plane opposite direction of elasticity piece, the inboard of swivel becket is provided with the lug that extends to the main part inside, the outer wall of main part is provided with the recess rather than the lug removal orbit is identical, the quarter circle that the orbit of recess is.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the positioning mechanism, the milling cutter rod is butted with the main body, the bottom end of the milling cutter rod enters the inside of the main body and is contacted with the movable block at the moment, the rack on the outer wall of the movable block gives thrust to the gear to enable the gear to rotate, the gear rotates to give upward thrust to the telescopic rod, the telescopic rod drives the abutting rod to move upward and is contacted with the telescopic block inside the rotating ring, one end of the telescopic block is contacted with the clamping groove on the outer wall of the milling cutter rod to limit the milling cutter rod, meanwhile, the movable block gives upward thrust to the movable block under the action of the spring, the movable block gives upward thrust to the milling cutter rod, and the telescopic block is arranged inside the clamping groove on the outer wall of the milling cutter rod, so that the milling cutter rod is clamped inside the main body and is not easy to move under the action of the telescopic block, and the aim of quickly installing the milling cutter rod is fulfilled;

2. through setting up stop gear, when the milling cutter pole is dismantled to needs, through rotating the swivel becket, the swivel becket rotates and will drive the spacing groove and remove, give the elastic block extrusion force, the elastic block will move about under self elastic action, it also will take place to rotate to be located the inside flexible piece of swivel becket simultaneously, flexible piece will remove to the inside of swivel becket gradually under the exogenic action, make its outside draw-in groove with the milling cutter pole no longer contact, and the elastic block also will contact with another spacing groove, so can take out the milling cutter pole this moment, the purpose of quickly separating the milling cutter pole has been reached.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the main body of the present invention;

fig. 3 is a partial enlarged view of the position a of the present invention.

In the figure: 1. a main body; 2. milling a cutter rod; 3. a positioning mechanism; 301. a rotating ring; 302. a fixed block; 303. an elastic block; 304. a limiting groove; 4. a limiting mechanism; 401. a movable block; 402. positioning a rod; 403. a spring; 404. a gear; 405. a telescopic rod; 406. a support rod; 407. a telescopic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-3, in an embodiment of the present invention, a milling cutter fixture of numerically controlled fraise machine convenient to installation includes: a main body 1; the milling cutter rod 2 is arranged outside the top end of the main body 1 and extends into the main body 1; the positioning mechanism 3 is arranged outside the main body 1, extends into the main body 1 and is used for disassembling the milling cutter rod 2 and the main body 1; the limiting mechanism 4 with the telescopic block 407 is disposed inside the main body 1 and the positioning mechanism 3, and is used for connecting the main body 1 and the milling cutter bar 2.

In this embodiment: when the device is used, the milling cutter rod 2 is butted with the main body 1, the milling cutter rod 2 and the main body 1 are connected under the action of the limiting mechanism 4, and after the device is used, the milling cutter rod 2 and the main body 1 can be detached through the positioning mechanism 3.

Please refer to fig. 2-3, the positioning mechanism 3 includes a rotating ring 301 and a fixing block 302, the rotating ring 301 is rotatably connected to the outside of the main body 1 and extends to the inside of the main body 1, the fixing block 302 is fixedly connected to the outer wall of the main body 1 and is located above the rotating ring 301, a limiting groove 304 is disposed on the outside of the top end of the rotating ring 301, and the bottom end of the fixing block 302 is fixedly connected to an elastic block 303 extending to the inside of the limiting groove 304.

In this embodiment: when milling cutter arbor 2 was dismantled to needs, through rotating swivel 301, swivel 301 rotates and will drive spacing groove 304 and remove, give elasticity piece 303 extrusion force, elasticity piece 303 will move about under self elastic action, the flexible piece 407 that lies in swivel 301 inside simultaneously also will take place to rotate, flexible piece 407 will move to swivel 301's inside gradually under the exogenic action, make it no longer contact with milling cutter arbor 2's outside draw-in groove, and elasticity piece 303 also will contact with another spacing groove 304, so can take out milling cutter arbor 2 this moment, the mesh of quick separation milling cutter arbor 2 has been reached.

Please refer to fig. 2-3, the limiting mechanism 4 includes a positioning rod 402 disposed inside the main body 1, a spring 403 is sleeved on an outer wall of the positioning rod 402, a movable block 401 is connected to a top end of the positioning rod 402, a gear 404 rotatably connected to an inner wall of the main body 1 is disposed on one side of the movable block 401, an expansion rod 405 slidably connected to the inner wall of the main body 1 is disposed on one side of the gear 404, a resisting rod 406 is fixedly connected to a top end of the expansion rod 405, and an expansion block 407 disposed inside the rotating ring 301 is disposed above the resisting rod 406.

In this embodiment: by butting the milling cutter rod 2 with the main body 1, the bottom end of the milling cutter rod 2 enters the main body 1 and contacts with the movable block 401, the movable block 401 moves along the outer wall of the positioning rod 402 and applies pressure to the spring 403, meanwhile, the rack on the outer wall of the movable block 401 applies thrust to the gear 404 to enable the gear to rotate, the gear 404 rotates to apply upward thrust to the telescopic rod 405, the telescopic rod 405 drives the abutting rod 406 to move upward to contact with the telescopic block 407 in the rotating ring 301, the telescopic block 407 applies extrusion force, one end of the telescopic block 407 is in contact with the outer wall clamping groove of the milling cutter rod 2 to limit the milling cutter rod 2, meanwhile, the movable block 401 applies upward thrust to the movable block 401 under the action of the spring 403, the movable block 401 applies upward thrust to the milling cutter rod 2, and the telescopic block 407 exists in the outer wall clamping groove of the milling cutter rod 2, so the milling cutter rod 2 is clamped in the main body 1, and is difficult to move under the effect of flexible piece 407, has reached the purpose of quick installation cutter arbor 2.

Please refer to fig. 3, the inner wall of the movable block 401 of the groove matched with the moving track of the telescopic block 407 is arranged inside the rotating ring 301 and is matched with the outer wall of the positioning rod 402, the outer wall of the milling cutter rod 2 is provided with a slot matched with one end of the telescopic block 407, the movable block 401 and one side of the outer wall of the telescopic rod 405 close to the gear 404 are fixedly connected with a rack, the outer wall of the rack is engaged with the outer wall of the gear 404, and the outer wall of the resisting rod 406 is in an arc surface state.

In this embodiment: through the structure, the abutting rod 406 can provide extrusion force to the telescopic block 407 under the action of the lifting force to move the telescopic block 407, and when the telescopic block 407 rotates, the outer wall of the telescopic block 407 rotates along the outer wall of the abutting rod 406, so that the rotation of the telescopic block 407 is not influenced.

Please refer to fig. 3, the number of the limiting grooves 304 is four, the four limiting grooves 304 are uniformly distributed outside the top end of the rotating ring 301, the outer wall of the elastic block 303 is in an inclined plane state, the number of the fixing blocks 302 is two, the two fixing blocks 302 are symmetrically distributed on the outer wall of the main body 1, the directions of the inclined planes of the two elastic blocks 303 are opposite, the inner side of the rotating ring 301 is provided with a projection extending to the inside of the main body 1, the outer wall of the main body 1 is provided with a groove matching with the moving track of the projection, and the track of the groove is a quarter circle.

In this embodiment: through the structure, the two elastic blocks 303 can deform under the action of external force until the two elastic blocks are contacted with one limiting groove 304, so that the elastic blocks 303 enter the limiting groove 304 under the action of the elasticity of the elastic blocks 303 to limit the rotating ring 301 again.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a milling cutter anchor clamps of numerically controlled fraise machine convenient to installation which characterized in that includes:

a main body (1);

the milling cutter rod (2) is arranged outside the top end of the main body (1) and extends into the main body (1);

the positioning mechanism (3) is arranged outside the main body (1), extends into the main body (1), and is used for disassembling the milling cutter rod (2) and the main body (1);

the limiting mechanism (4) with the telescopic block (407) is arranged inside the main body (1) and the positioning mechanism (3) and used for connecting the main body (1) and the milling cutter rod (2).

2. The milling cutter fixture convenient to mount of the numerically controlled milling machine is characterized in that the positioning mechanism (3) comprises a rotating ring (301) and a fixing block (302), the rotating ring (301) is rotatably connected to the outside of the main body (1) and extends to the inside of the main body (1), the fixing block (302) is fixedly connected to the outer wall of the main body (1) and located above the rotating ring (301), a limiting groove (304) is formed in the outer portion of the top end of the rotating ring (301), and an elastic block (303) extending to the inside of the limiting groove (304) is fixedly connected to the bottom end of the fixing block (302).

3. The milling cutter fixture convenient to mount of claim 1, wherein the limiting mechanism (4) comprises a positioning rod (402) arranged inside the main body (1), a spring (403) is sleeved on the outer wall of the positioning rod (402), a movable block (401) is connected to the top end of the positioning rod (402), a gear (404) rotatably connected with the inner wall of the main body (1) is arranged on one side of the movable block (401), an expansion link (405) slidably connected with the inner wall of the main body (1) is arranged on one side of the gear (404), a resisting rod (406) is fixedly connected to the top end of the expansion link (405), and an expansion block (407) located inside the rotating ring (301) is arranged above the resisting rod (406).

4. The milling cutter fixture of the numerically controlled milling machine convenient to install according to claim 3, wherein the rotating ring (301) is internally provided with a groove matched with the moving track of the telescopic block (407), and the inner wall of the movable block (401) is matched with the outer wall of the positioning rod (402).

5. The milling cutter clamp convenient to mount of the numerically controlled milling machine as claimed in claim 3, wherein a clamping groove matched with one end of the telescopic block (407) is formed in the outer wall of the milling cutter rod (2), a rack is fixedly connected to one side, close to the gear (404), of the outer wall of the movable block (401) and the outer wall of the telescopic rod (405), the outer wall of the rack is meshed with the outer wall of the gear (404), and the outer wall of the abutting rod (406) is in an arc-surface shape.

6. The milling cutter holder of the numerically controlled milling machine convenient to install according to claim 2, wherein the number of the limiting grooves (304) is four, the four limiting grooves (304) are evenly distributed outside the top end of the rotating ring (301), and the outer wall of the elastic block (303) is in a slope state.

7. The milling cutter fixture convenient to install for the numerically controlled milling machine according to claim 2, wherein the number of the fixing blocks (302) is two, the two fixing blocks (302) are symmetrically distributed on the outer wall of the main body (1), the inclined planes of the two elastic blocks (303) are opposite, the inner side of the rotating ring (301) is provided with a projection extending to the inside of the main body (1), the outer wall of the main body (1) is provided with a groove coinciding with the moving track of the projection, and the track of the groove is a quarter circle.