CN212094542U

CN212094542U - Adjustable milling cutter for numerical control machine tool

Info

Publication number: CN212094542U
Application number: CN202020152589.8U
Authority: CN
Inventors: 肖永琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-12-08
Anticipated expiration: 2030-02-05

Abstract

The utility model discloses an adjustable milling cutter for a numerical control machine tool, which comprises a cutter head, wherein a plurality of groups of adjusting supports are arranged on the cutter head at equal angles, a plurality of groups of cutter frame grooves are arranged on the cutter head at equal angles and on one side of the adjusting supports, the inclined racks are arranged on one side of the blade seat and are meshed with adjusting bolts, so that when the adjusting bolts are rotated, the blade seat can drive a cutter head to move horizontally upwards, the integral horizontal height of the cutter head exceeds the surface of the adjusting supports, thereby realizing that cutters with different widths do not need to be replaced, grooves with different widths can be processed, when the blade seat is fixed, a round platform nut on a fastening threaded rod is screwed, when the round platform nut is screwed downwards, a part b of the clamping support can be pressed, the cutter head and the blade seat are pressed tightly, thereby realizing the fixation of the blade seat and the cutter head, avoiding the traditional situation that a plurality of groups of bolts need to, and simultaneously, different machining tools are convenient to replace.

Description

Adjustable milling cutter for numerical control machine tool

Technical Field

The utility model belongs to the technical field of milling cutter, concretely relates to milling cutter for digit control machine tool of regulation nature.

Background

As the current steel industry in China is developed more and more, the development of related industries is further driven, and for steel cutting and grinding, a milling machine is indispensable in the grinding process, and a milling cutter is an indispensable important part of the milling machine, so that the use of the high-precision milling cutter can improve the grinding efficiency of steel. Although the high accuracy milling cutter of being convenient for on the existing market adjust that kind and quantity are very much, current disk milling cutter when processing out the groove of different width to the work piece to needs, need through changing cutter or knife rest, therefore comparatively loaded down with trivial details during the use to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustablely milling cutter for digit control machine tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable milling cutter for a numerical control machine tool, which comprises a cutter head, wherein a plurality of groups of adjusting supports are arranged on the cutter head at equal angles, a plurality of groups of cutter frame grooves are formed in the cutter head at equal angles and positioned on one side of each adjusting support, an adjusting groove is formed in the side wall of each adjusting support, an adjusting bolt is arranged in each adjusting groove, straight racks are fixedly arranged on the side wall of each adjusting support and positioned on two sides of each adjusting bolt, a blade seat is placed in each cutter frame groove, a plurality of groups of tooth grooves are formed in one side, opposite to the straight racks, of each blade seat, an oblique rack is arranged in the middle of each two groups of tooth grooves on each blade seat, a cutter head is fixedly installed at the right angle position of one side of each blade seat through a fastening screw, an open groove is formed in one side, which is positioned in each cutter frame groove, a conical groove is formed in the cutter head and, a circular truncated cone nut is fixedly installed at the top end of the fastening threaded rod.

Further, tooth's socket and spur rack intermeshing installation guarantee that the blade seat can not appear rocking when fixed mounting, adjusting bolt is connected with the helical rack intermeshing, can make blade seat and the whole level of tool bit rise through revolving to twist adjusting bolt, realizes processing out the groove of different width.

Furthermore, the open slot and the conical slot are communicated with each other, so that the complete cutter head is divided into a group of clamping supports for clamping the blade seat, and the clamping supports can be extruded when the circular truncated cone nut is screwed downwards through the fastening threaded rod, so that the blade seat is fixed.

Furthermore, the circular arc groove for placing the cylindrical thread block is formed in the bottoms of the conical groove and the open groove, and the fastening threaded rod penetrates through the cylindrical thread block and extends to the bottom, so that the fastening threaded rod can drive the circular truncated cone nut to move downwards.

Furthermore, adjusting bolt comprises threaded rod and cylinder two parts, and the cylinder runs through the adjustment tank and extends to the fixed stopper that is provided with in bottom, makes adjusting bolt can rotate the installation in adjustment tank inside.

Furthermore, the part b of the clamping support and the part a of the blade seat are both provided with arc shapes, so that the clamping support can clamp the blade seat more stably.

Furthermore, the radius from the circle center of the cutter head to the topmost end of the cutter head is larger than the radius from the circle center of the cutter head to the topmost end of the adjusting support, so that the adjusting support is prevented from touching the workpiece during machining.

Compared with the prior art, the beneficial effects of the utility model are that: this milling cutter for digit control machine tool of regulation nature, through the rack in the one side of the blade seat setting, and with adjusting bolt intermeshing, thereby make when rotatory adjusting bolt that moves, the blade seat can drive tool bit level rebound, make the whole level of tool bit surpass the surface of adjusting the support, thereby realize not needing to change the cutter of different width, just can process the groove of the different width of play, when fixing the blade seat, through revolving the round platform nut on the fastening threaded rod, make the round platform nut revolve when revolving downwards, can oppress the b department of pressing from both sides tight support, make its a department that compresses tightly the blade seat, thereby realize the fixed to blade seat and tool bit, it tightens multiunit bolt to have avoided traditional needs, conveniently change different processing cutters simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is an overall front view of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

FIG. 3 is an enlarged view of the point B of the present invention;

FIG. 4 is a right side view of the adjustable support of the present invention;

fig. 5 is a left side view of the blade seat of the present invention.

In the figure: 1. a cutter head; 2. a cutter head; 3. adjusting the support; 4. fastening screws; 5. a cylindrical thread block; 6. an open slot; 7. a circular truncated cone nut; 8. a limiting block; 9. a tooth socket; 10. straight rack; 11. a tool holder slot; 12. fastening a threaded rod; 13. a conical groove; 14. adjusting the bolt; 15. an adjustment groove; 16. a helical rack; 17. a blade seat; 18. and clamping the support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, the present invention provides a technical solution: an adjustable milling cutter for a numerical control machine tool comprises a cutter head 1, wherein a plurality of groups of adjusting supports 3 are arranged on the cutter head 1 at equal angles, a plurality of groups of cutter frame grooves 11 are arranged on one side of each adjusting support 3 at equal angles on the cutter head 1, adjusting grooves 15 are formed in the side walls of the adjusting supports 3, adjusting bolts 14 are arranged in the adjusting grooves 15, straight racks 10 are fixedly arranged on the side walls of the adjusting supports 3 and on the two sides of the adjusting bolts 14, a cutter seat 17 is placed in each cutter frame groove 11, a plurality of groups of tooth sockets 9 are arranged on one side, opposite to the straight racks 10, of the cutter seat 17, a helical rack 16 is arranged on the cutter seat 17 and in the middle of the two groups of tooth sockets 9, a cutter head 2 is fixedly arranged at the right angle position of one side of the cutter seat 17 through a fastening screw 4, an open groove 6 is formed in one side, a conical groove 13 is formed in the cutter, the inside embedding of circular cone groove 13 is installed cylindrical thread piece 5, has fastening threaded rod 12 through threaded connection on the cylindrical thread piece 5, and the top fixed mounting of fastening threaded rod 12 has round platform nut 7.

As shown in fig. 2, 4 and 5, the tooth space 9 and the spur rack 10 are mutually meshed and mounted to ensure that the blade seat 17 does not shake during fixed mounting, the adjusting bolt 14 and the helical rack 16 are mutually meshed and connected, and the blade seat 17 and the cutter head 2 can be integrally and horizontally lifted by screwing the adjusting bolt 14, so that grooves with different widths can be machined.

As shown in fig. 3, the open slot 6 and the conical slot 13 are arranged to be through with each other, so that the complete cutter head 1 is divided into a set of clamping supports 18 for clamping the insert seat 17, and the clamping supports 18 can be squeezed when the circular truncated cone nut 7 is screwed downwards by the fastening threaded rod 12, thereby fixing the insert seat 17.

As shown in fig. 3, the bottom of the conical groove 13 and the open groove 6 is provided with an arc groove for placing the cylindrical thread block 5, and the fastening threaded rod 12 penetrates through the cylindrical thread block 5 and extends to the bottom, so that the fastening threaded rod 12 can drive the circular truncated cone nut 7 to move downwards.

As shown in fig. 4, the adjusting bolt 14 is composed of a threaded rod and a cylinder, and the cylinder penetrates through the adjusting groove 15 and extends to the bottom to fixedly provide a limiting block 8, so that the adjusting bolt 14 can be rotatably installed in the adjusting groove 15.

As shown in fig. 3, the clamping seat 18 and the insert seat 17 are provided with arc shapes at the position b and the position a, respectively, so that the clamping seat 18 can clamp the insert seat 17 more stably.

As shown in figure 1, the radius from the circle center of the cutter head 1 to the topmost end of the cutter head 2 is larger than the radius from the circle center of the cutter head 1 to the topmost end of the adjusting support 3, so that the adjusting support 3 is prevented from touching a workpiece during machining.

The utility model discloses a theory of operation and use flow: when the adjustable milling cutter for the numerical control machine tool is used, when grooves with different widths need to be machined on a workpiece, the fastening threaded rod 12 is firstly rotated to loosen the blade seat 17, the adjusting bolt 14 is screwed, and as the helical rack 16 on one side of the blade seat 17 is meshed with the adjusting bolt 14, the whole of the blade seat 17 and the cutter head 2 can be driven to rise horizontally when the adjusting bolt 14 is rotated, so that the heights of the blade seat 17 and the cutter head 2 exceed the adjusting support 3, the grooves with different widths can be machined on the workpiece, when the blade seat 17 is fixed, the fastening threaded rod 12 is screwed, the bottom end of the fastening threaded rod 12 is in threaded connection with the cylindrical threaded block 5, when the fastening threaded rod 12 is screwed, the circular truncated cone nut 7 is driven to move downwards, the clamping support 18 is extruded in the circular cone groove 13, and the position b of the clamping support 18 is pressed on the position a of the blade seat 17, so that the blade seat 17 is clamped and fixed, the position b of the clamping support 18 and the position a of the blade seat 17 can further ensure the stability of the blade seat 17 when the clamping support 18 clamps, the tooth socket 9 and the spur rack 10 are meshed with each other, and the stability of the blade seat 17 during clamping can also be ensured.

It should be noted that, in this document, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustableness milling cutter for digit control machine tool, includes blade disc (1), its characterized in that: a plurality of groups of adjusting supports (3) are arranged at equal angles on the cutter head (1), a plurality of groups of cutter frame grooves (11) are arranged on the cutter head (1) and positioned at one side of the adjusting supports (3) at equal angles, adjusting grooves (15) are arranged on the side wall of the adjusting supports (3), adjusting bolts (14) are arranged in the adjusting grooves (15), straight racks (10) are fixedly arranged on the two sides of the adjusting bolts (14) on the side wall of the adjusting supports (3), blade seats (17) are placed in the cutter frame grooves (11), a plurality of groups of tooth grooves (9) are arranged on the opposite sides of the straight racks (10) on the blade seats (17), oblique racks (16) are arranged on the blade seats (17) and positioned in the middle of the two groups of tooth grooves (9), and a cutter head (2) is fixedly arranged at the right angle of one side of the blade seats (17) through fastening screws (4), open slot (6) have been seted up to one side that lies in tool rest groove (11) on blade disc (1), circular cone groove (13) have been seted up to the inside that just lies in open slot (6) department on blade disc (1), cylinder thread block (5) are installed in the inside embedding of circular cone groove (13), there are fastening threaded rod (12) through threaded connection on cylinder thread block (5), the top fixed mounting of fastening threaded rod (12) has round platform nut (7).

2. An adjustable milling cutter for numerically controlled machine tools according to claim 1, wherein: the tooth grooves (9) and the straight racks (10) are mounted in a meshed mode, and the adjusting bolts (14) are connected with the helical racks (16) in a meshed mode.

3. An adjustable milling cutter for numerically controlled machine tools according to claim 1, wherein: the open groove (6) and the conical groove (13) are mutually communicated, so that the complete cutter head (1) is divided into a group of clamping support seats (18) for clamping the blade seat (17).

4. An adjustable milling cutter for numerically controlled machine tools according to claim 1, wherein: the circular arc groove of placing cylindrical thread piece (5) is seted up to the bottom in circular cone groove (13) and open slot (6), fastening threaded rod (12) run through cylindrical thread piece (5) and extend to the bottom.

5. An adjustable milling cutter for numerically controlled machine tools according to claim 1, wherein: the adjusting bolt (14) is composed of a threaded rod and a cylinder, and the cylinder penetrates through the adjusting groove (15) and extends to the bottom to be fixedly provided with a limiting block (8).

6. An adjustable milling cutter for numerically controlled machine tools according to claim 3, wherein: the radius from the circle center of the cutter head (1) to the topmost end of the cutter head (2) is larger than the radius from the circle center of the cutter head (1) to the topmost end of the adjusting support (3).