CN212310959U

CN212310959U - Milling cutter convenient to install and fix

Info

Publication number: CN212310959U
Application number: CN202020874653.3U
Authority: CN
Inventors: 胡新民; 杨炳辉; 欧日阳
Original assignee: Dongguan Lingyi Precision Metal Co ltd
Current assignee: Dongguan Lingyi Precision Metal Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-01-08
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a milling cutter that easy to assemble is fixed, including the fixing base, first recess has been seted up to the inside of fixing base, and the inside joint of first recess has the tool bit, and the inside fixed mounting of first recess has reset spring, and reset spring's other end fixed mounting has the baffle, and the second recess has been seted up to the inside of tool bit, and the inside fixed mounting of second recess has first spring. The utility model discloses a rotate the second knob, the second knob drives the second threaded rod and rotates, the second threaded rod drives the gag lever post and moves to the outside, make the gag lever post slide along the fourth recess, and make the gag lever post break away from the fixed slot, through rotating first knob, first knob drives first threaded rod and rotates, first threaded rod drives the screw thread section of thick bamboo of its outside threaded connection and moves to the outside, the screw thread section of thick bamboo passes through the push rod and drives the stopper and move inwards, make the stopper break away from the spacing groove, thereby remove the restriction of fixing base to the tool bit, the aforesaid has set up the dismantlement and the installation that make things convenient for the tool bit, the work efficiency is.

Description

Milling cutter convenient to install and fix

Technical Field

The utility model relates to the field of machinary, specifically be a fixed milling cutter easy to assemble.

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. In order to ensure that a sufficiently high average chip thickness per tooth feed is used, the number of cutter teeth suitable for the process must be correctly determined. The pitch of the milling cutter is the distance between the active cutting edges. The milling cutter can be divided into 3 types, namely a dense-tooth milling cutter, a sparse-tooth milling cutter and a super-dense-tooth milling cutter according to the value.

The existing milling cutter is complex to disassemble and replace when in use, is inconvenient to use and influences the machining efficiency of workpiece cutting.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a fixed milling cutter easy to assemble.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a milling cutter that easy to assemble is fixed, includes the fixing base, first recess has been seted up to the inside of fixing base, the inside joint of first recess has the tool bit, the inside fixed mounting of first recess has reset spring, reset spring's other end fixed mounting has the baffle, the second recess has been seted up to the inside of tool bit, the inside fixed mounting of second recess has first spring, the one end fixedly connected with limiting plate of first spring, limiting plate and second recess sliding connection, one side fixed mounting of limiting plate has the stopper, the spacing groove with stopper looks adaptation is seted up to the lateral wall of first recess.

Preferably, a third groove is formed in the fixing seat, a first threaded rod is connected to the fixing seat in a rotating mode, a first knob is fixedly mounted at one end of the first threaded rod, a threaded cylinder is connected to the outer side of the first threaded rod in a threaded mode, and a push rod is fixedly mounted at the other end of the threaded cylinder.

Preferably, the outer side of the threaded cylinder is fixedly provided with a sliding block, the inner wall of the third groove is provided with a sliding groove, and the sliding block is connected with the sliding groove in a sliding manner.

Preferably, a fourth groove is formed in the fixing seat, a second threaded rod is connected to the fixing seat in a rotating mode, a limiting rod is connected to the outer side of the second threaded rod in a threaded mode, a fixing groove matched with the limiting rod is formed in the side wall of the cutter head, and a second knob is fixedly mounted at one end of the second threaded rod.

Preferably, the limiting rod is connected with the fourth groove in a sliding mode, and the cross sections of the fourth groove and the limiting rod are rectangular.

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

1. the utility model discloses a rotate the second knob, the second knob drives the second threaded rod and rotates, the second threaded rod drives the gag lever post and moves to the outside, make the gag lever post slide along the fourth recess, and make the gag lever post break away from the fixed slot, through rotating first knob, first knob drives first threaded rod and rotates, first threaded rod drives the screw thread section of thick bamboo of its outside threaded connection and moves to the outside, the screw thread section of thick bamboo passes through the push rod and drives the stopper and move inwards, make the stopper break away from the spacing groove, thereby remove the restriction of fixing base to the tool bit, the aforesaid has set up the dismantlement and the installation that make things convenient for the tool bit, the work efficiency is.

2. The utility model discloses a setting of reset spring and baffle, when the fixing base relieved the restriction to the tool bit, the reset spring of compression drives the tool bit through the baffle and outwards removes, pops out the tool bit, improves the dismantlement efficiency of tool bit.

Drawings

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

FIG. 2 is a schematic structural view of the cross section of the present invention;

FIG. 3 is an enlarged schematic view of part A of FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 2 according to the present invention.

In the figure: the tool bit, 2 fixing seats, 3 first grooves, 4 reset springs, 5 baffles, 6 second grooves, 7 first springs, 8 limiting plates, 9 limiting blocks, 10 limiting grooves, 11 third grooves, 12 threaded cylinders, 13 push rods, 14 sliding blocks, 15 sliding grooves, 16 first threaded rods, 17 first knobs, 18 second threaded rods, 19 fourth grooves, 20 limiting rods, 21 fixing grooves and 22 second knobs.

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. 1-4, a milling cutter convenient to mount and fix comprises a fixing seat 2, a first groove 3 is formed in the fixing seat 2, a tool bit 1 is clamped in the first groove 3, a second groove 6 is formed in the tool bit 1, a first spring 7 is fixedly mounted in the second groove 6, one end of the first spring 7 is fixedly connected with a limiting plate 8, the limiting plate 8 is slidably connected with the second groove 6, a limiting block 9 is fixedly mounted on one side of the limiting plate 8, a limiting groove 10 matched with the limiting block 9 is formed in the side wall of the first groove 3, a third groove 11 is formed in the fixing seat 2, a first threaded rod 16 is rotatably connected in the fixing seat 2, a first knob 17 is fixedly mounted at one end of the first threaded rod 16, a threaded barrel 12 is connected to the outer side of the first threaded rod 16 through threads, and a push rod 13 is fixedly mounted at the other end of the threaded barrel 12, the outside fixed mounting of screw thread section of thick bamboo 12 has slider 14, spout 15 has been seted up to the inner wall of third recess 11, slider 14 and spout 15 sliding connection, through rotating first knob 17, first knob 17 drives first threaded rod 16 and rotates, first threaded rod 16 drives its outside threaded connection's screw thread section of thick bamboo 12 and moves to the outside, screw thread section of thick bamboo 12 drives stopper 9 through push rod 13 and moves inwards, stopper 9 compresses first spring 7 through limiting plate 8, make stopper 9 break away from spacing groove 10, thereby remove the restriction of fixing base 2 to tool bit 1.

Referring to fig. 1, 2 and 4, a fourth groove 19 is formed in the fixing base 2, a second threaded rod 18 is rotatably connected to the fixing base 2, a limiting rod 20 is connected to the outer side of the second threaded rod 18 through threads, the limiting rod 20 is slidably connected to the fourth groove 19, the cross sections of the fourth groove 19 and the limiting rod 20 are rectangular, a fixing groove 21 matched with the limiting rod 20 is formed in the side wall of the cutter head 1, a second knob 22 is fixedly installed at one end of the second threaded rod 18, the second knob 22 drives the second threaded rod 18 to rotate by rotating the second knob 22, the second threaded rod 18 drives the limiting rod 20 to move outwards, the limiting rod 20 slides along the fourth groove 19, and the limiting rod 20 is separated from the fixing groove 21.

Referring to fig. 1 and 2, a return spring 4 is fixedly mounted inside the first groove 3, a baffle 5 is fixedly mounted at the other end of the return spring 4, and by means of the arrangement of the return spring 4 and the baffle 5, when the fixing seat 2 relieves the limitation on the cutter head 1, the compressed return spring 4 drives the cutter head 1 to move outwards through the baffle 5, so that the cutter head is ejected out, and the disassembly efficiency of the cutter head is improved.

In summary, the following steps: this fixed milling cutter of easy to assemble, through rotating second knob 22, second knob 22 drives second threaded rod 18 and rotates, second threaded rod 18 drives gag lever post 20 and moves to the outside, make gag lever post 20 slide along fourth recess 19, and make gag lever post 20 break away from fixed slot 21, through rotating first knob 17, first knob 17 drives first threaded rod 16 and rotates, first threaded rod 16 drives its outside threaded connection's screw thread section of thick bamboo 12 and moves to the outside, screw thread section of thick bamboo 12 drives stopper 9 through push rod 13 and moves inwards, stopper 9 passes through stopper 8 compression first spring 7, make stopper 9 break away from spacing groove 10, thereby remove the restriction of fixing base 2 to tool bit 1, the aforesaid has set up dismantlement and the installation that makes things convenient for tool bit 1, and the work efficiency is improved.

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 a fixed milling cutter of easy to assemble, includes fixing base (2), its characterized in that: first recess (3) have been seted up to the inside of fixing base (2), the inside joint of first recess (3) has tool bit (1), the inside fixed mounting of first recess (3) has reset spring (4), the other end fixed mounting of reset spring (4) has baffle (5), second recess (6) have been seted up to the inside of tool bit (1), the inside fixed mounting of second recess (6) has first spring (7), the one end fixedly connected with limiting plate (8) of first spring (7), limiting plate (8) and second recess (6) sliding connection, one side fixed mounting of limiting plate (8) has stopper (9), spacing groove (10) with stopper (9) looks adaptation are seted up to the lateral wall of first recess (3).

2. A milling cutter to facilitate mounting and securing according to claim 1, wherein: third recess (11) have been seted up to the inside of fixing base (2), the inside rotation of fixing base (2) is connected with first threaded rod (16), the one end fixed mounting of first threaded rod (16) has first knob (17), the outside threaded connection of first threaded rod (16) has a screw thread section of thick bamboo (12), the other end fixed mounting of screw thread section of thick bamboo (12) has push rod (13).

3. A milling cutter to facilitate mounting and securing according to claim 2, wherein: the outer side of the threaded cylinder (12) is fixedly provided with a sliding block (14), the inner wall of the third groove (11) is provided with a sliding groove (15), and the sliding block (14) is in sliding connection with the sliding groove (15).

4. A milling cutter to facilitate mounting and securing according to claim 1, wherein: fourth recess (19) have been seted up to the inside of fixing base (2), the inside of fixing base (2) is rotated and is connected with second threaded rod (18), the outside threaded connection of second threaded rod (18) has gag lever post (20), fixed slot (21) with gag lever post (20) looks adaptation are seted up to the lateral wall of tool bit (1), the one end fixed mounting of second threaded rod (18) has second knob (22).

5. A milling cutter to facilitate mounting and securing according to claim 4, wherein: the limiting rod (20) is connected with the fourth groove (19) in a sliding mode, and the cross sections of the fourth groove (19) and the limiting rod (20) are rectangular.