CN213560132U

CN213560132U - Internal thread shaping milling cutter convenient to installation

Info

Publication number: CN213560132U
Application number: CN202022475369.1U
Authority: CN
Inventors: 刘学存
Original assignee: Tianjin Longde Precision Engineering Co ltd
Current assignee: Tianjin Longde Precision Engineering Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-06-29
Anticipated expiration: 2030-10-31

Abstract

The utility model discloses an internal thread forming milling cutter which is easy to install, and relates to the technical field of milling cutters. Aiming at the problem that the existing milling cutter is complicated to operate during installation and disassembly, the following scheme is proposed, which comprises a milling cutter and a fixing plate , a support plate is fixedly installed on the inner wall of the bottom of the fixing plate, a threaded rod is rotatably installed inside the fixing plate, and a section of the threaded rod extends to the outside of the fixing plate, the threaded rod penetrates the support plate, and the threaded rod is threaded Two symmetrically arranged threaded blocks are installed, a connecting rod is fixedly installed on the top of the threaded block, a splint is fixedly installed on the end of the connecting rod, and the bottom end of the milling cutter is in contact with the top end of the support plate. The utility model has a novel structure, and the device saves working time, improves working efficiency, is beneficial to people's use, and solves the problem that the existing easy-to-install milling cutters are extremely troublesome in installation and disassembly, and at the same time, the operation is simple, suitable for promotion.

Description

Internal thread shaping milling cutter convenient to installation

Technical Field

The utility model relates to a milling cutter technical field especially relates to an internal thread shaping milling cutter convenient to installation.

Background

Screw threadMillingThe application of machining technology in machine manufacturing is increasingly wide, the development of industry is promoted, and threads are appliedMilling machine Cutting machiningIt is necessary to pay attention to the shape of the applicable workpiece, the favorable processing scheme and the thread milling cutter with reliable quality, and only by comprehensively using the thread milling technology, the advantages of the thread milling can be fully exerted to obtain the effect, and simultaneously, the performance of the machine tool is revealed to the greatest extent, and the production capacity of the thread milling cutter is promoted.

In the actual life, the mode of current installation and dismantlement milling cutter is extremely troublesome, and is convenient inadequately, gives people and has brought a great deal of inconvenience, greatly reduced work efficiency, let people need consume a lot of time and dismantle and install, is unfavorable for people to use very much, to this, we provide the internal thread shaping milling cutter convenient to installation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of internal thread shaping milling cutter convenient to installation has solved milling cutter and has operated complicated problem when installation and dismantlement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an internal thread shaping milling cutter convenient to installation, includes milling cutter and fixed plate, fixed plate bottom inner wall fixed mounting has the backup pad, the fixed plate is inside to be rotated and installs the threaded rod, just one section threaded rod extends to the fixed plate outside, the threaded rod runs through the backup pad, two screw thread blocks that are the symmetry and set up are installed to the screw thread on the threaded rod, screw thread block top fixed mounting has the connecting rod, connecting rod tip fixed mounting has splint, just the milling cutter bottom contacts with the backup pad top, bottom surface fixing device is installed to the fixed plate bottom, milling cutter upper segment fixing device is installed on the fixed plate top.

Preferably, bottom surface fixing device includes first bottom plate, second bottom plate, chucking pole, chucking piece, first fixed block, reset spring, places board, fixture block and second fixed block, fixed plate bottom fixed mounting has first bottom plate, first bottom plate bottom fixed mounting has chucking pole and the first fixed block that is the symmetry and sets up, fixed mounting has the fixture block on the chucking pole, first fixed block bottom fixed mounting has reset spring, reset spring one end fixed mounting has the second fixed block, reset spring one end fixed mounting is kept away from to the second fixed block has the second bottom plate, the rotation of second bottom plate top is installed the chucking piece, chucking piece circumference inner wall fixed mounting has places the board, and this fixing device makes first bottom plate be connected with the second bottom plate through reset spring's elasticity.

Preferably, the milling cutter upper segment fixing device comprises a connecting sleeve, a fastening plate and a fastening bolt, the connecting sleeve is fixedly mounted at the top of the fixing plate, the top of the connecting sleeve is hinged with a plurality of fastening plates, the fastening plate is sleeved with the fastening sleeve, the fastening bolt is mounted on the fastening sleeve, and the device fixes the lower segment of the milling cutter through extrusion between the fastening plate and the fastening sleeve.

Preferably, the threaded rod surface is provided with two sections of threads in opposite directions, so that the threaded blocks move in the same or opposite directions.

Preferably, the placing plate is provided with a slotted hole matched with the clamping block, so that the clamping block is fixed more stably.

Preferably, the surface of the fastening plate is provided with a groove matched with the fastening sleeve.

The utility model has the advantages that:

the device passes through the fixing device that milling cutter upper segment and hypomere set up, can be very convenient installs and dismantles milling cutter, lets the speed of milling cutter installation and this step of dismantlement accelerate by a wide margin, has saved operating time simultaneously, has promoted work efficiency, is favorable to people to use, and has solved the extremely troublesome problem of the milling cutter of present installation of being convenient for when installation and dismantlement, novel structure simultaneously, easy operation, suitable popularization.

Drawings

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

FIG. 2 is a top view of the top fastening structure of the present invention;

FIG. 3 is a cross-sectional view of the connecting structure of two bottom plates of the present invention;

fig. 4 is a cross-sectional view of the clamping rod and the clamping block of the present invention.

Reference numbers in the figures: 1. milling cutters; 2. a connecting sleeve; 3. a fixing plate; 4. a first base plate; 5. a second base plate; 6. fastening the sleeve; 7. a fastening plate; 8. a threaded rod; 9. a thread block; 10. a connecting rod; 11. a splint; 12. a support plate; 13. a clamping rod; 14. a clamping block; 15. a first fixed block; 16. a return spring; 17. placing the plate; 18. a clamping block; 19. a second fixed block; 20. and fastening the bolt.

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.

Referring to fig. 1, an internal thread shaping milling cutter convenient to installation, including milling cutter 1 and fixed plate 3, 3 bottom inner wall fixed mounting of fixed plate has backup pad 12, 3 internal rotation of fixed plate installs threaded rod 8, and threaded rod 8 one section extends to 3 outsides of fixed plate, threaded rod 8 runs through backup pad 12, threaded rod 8 is gone up the screw thread and is installed two thread blocks 9 that are the symmetry and set up, 9 top fixed mounting of thread block have connecting rod 10, connecting rod 10 end fixed mounting has splint 11, and milling cutter 1 bottom and the 12 top contacts of backup pad.

When the device is used, the milling cutter 1 is firstly placed into the connecting sleeve 2 and then extends into the fixing plate 3, then the milling cutter 1 abuts against the supporting plate 12, then the threaded rod 8 is rotated, the two threaded blocks 9 move towards the same direction, then the connecting rod 10 is driven, and then the clamping plate 11 is driven to clamp the milling cutter 1, namely the bottom of the milling cutter 1 is fixed.

Referring to fig. 2, 3 and 4, the top end of the fixing plate 3 is provided with an upper fixing device of the milling cutter 1, the upper fixing device of the milling cutter 1 comprises a connecting sleeve 2, a fastening sleeve 6, a fastening plate 7 and a fastening bolt 20, the top of the fixing plate 3 is fixedly provided with the connecting sleeve 2, the top of the connecting sleeve 2 is hinged with a plurality of fastening plates 7, the surface of each fastening plate 7 is sleeved with the fastening sleeve 6, the fastening sleeve 6 is provided with the fastening bolt 20, the bottom end of the fixing plate 3 is provided with a bottom fixing device, the bottom fixing device comprises a first bottom plate 4, a second bottom plate 5, a clamping rod 13, a clamping block 14, a first fixing block 15, a reset spring 16, a placing plate 17, a clamping block 18 and a second fixing block 19, the bottom of the fixing plate 3 is fixedly provided with the first bottom plate 4, the bottom of the first bottom plate 4 is fixedly provided with the

clamping rod

13 and, 15 bottom fixed mounting of first fixed block has reset

spring

16, and 16 one end fixed mounting of reset spring has second fixed

block

19, and 16 one end fixed mounting of reset spring is kept away from to second fixed block 19 has

second bottom plate

5, and 5 tops of second bottom plate are rotated and are installed

chucking piece

14, and 14 circumference inner wall fixed mounting of chucking piece have place board 17, place and offer on the board 17 with fixture block 18 assorted slotted hole.

Fastening bolt 20 is used to fix fastening sleeve 6 to mounting plate 7 for milling cutter 1 upper segment is fixed, then misplaces fixture block 18 on chucking rod 13 and the inside board 17 of placing of chucking piece 14, then pushes down, when fixture block 18 is less than and places board 17, rotates chucking piece 14 and makes and place board 17 and fixture block 18 syntropy, then the pine hand, utilizes reset spring 16's elasticity to make fixture block 18 fixed with the draw-in groove on placing board 17, installs promptly and accomplishes.

The above, 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. An internal thread forming milling cutter that is easy to install, comprising a milling cutter (1) and a fixing plate (3), characterized in that a support plate (12) is fixedly installed on the bottom inner wall of the fixing plate (3), and the A threaded rod (8) is rotatably installed inside the fixing plate (3), and a section of the threaded rod (8) extends to the outside of the fixing plate (3). Two symmetrically arranged threaded blocks (9) are threadedly mounted on the rod (8), a connecting rod (10) is fixedly mounted on the top of the threaded blocks (9), and a splint is fixedly mounted on the end of the connecting rod (10). (11), and the bottom end of the milling cutter (1) is in contact with the top end of the support plate (12), the bottom end of the fixing plate (3) is installed with a bottom surface fixing device, and the top end of the fixing plate (3) is installed with a milling cutter (1) Upper section fixing device.

2. An internal thread forming milling cutter for easy installation according to claim 1, characterized in that the bottom surface fixing device comprises a first bottom plate (4), a second bottom plate (5), a clamping rod (13) , clamping block (14), first fixing block (15), return spring (16), placing plate (17), clamping block (18) and second fixing block (19), the bottom of the fixing plate (3) A first base plate (4) is fixedly installed, and symmetrically arranged clamping rods (13) and a first fixing block (15) are fixedly installed at the bottom of the first base plate (4). A clamping block (18) is fixedly installed, a return spring (16) is fixedly installed at the bottom end of the first fixing block (15), and a second fixing block (19) is fixedly installed at one end of the return spring (16). A second base plate (5) is fixedly installed at one end of the second fixing block (19) away from the return spring (16), and a clamping block (14) is rotatably installed on the top of the second base plate (5). The clamping block (14) ) A placing plate (17) is fixedly installed on the inner wall of the circumference.

3. An internal thread forming milling cutter easy to install according to claim 1, characterized in that, the upper fixing device of the milling cutter (1) comprises a connecting sleeve (2), a fastening sleeve (6), A fastening plate (7) and fastening bolts (20), a connecting sleeve (2) is fixedly installed on the top of the fixing plate (3), and a plurality of fastening plates (7) are hinged on the top of the connecting sleeve (2). ), a fastening sleeve (6) is sleeved on the surface of the fastening plate (7), and a fastening bolt (20) is installed on the fastening sleeve (6).

4. An internal thread forming milling cutter for easy installation according to claim 1, characterized in that, the surface of the threaded rod (8) is provided with two threads with opposite directions.

5 . The internal thread forming milling cutter according to claim 2 , wherein the placing plate ( 17 ) is provided with a slot hole matching the clamping block ( 18 ). 6 .

6. An internal thread forming milling cutter for easy installation according to claim 3, characterized in that a groove matching the fastening sleeve (6) is formed on the surface of the fastening plate (7).