CN214079468U

CN214079468U - Numerical control planer type milling machine main shaft convenient to dismantle

Info

Publication number: CN214079468U
Application number: CN202022381715.XU
Authority: CN
Inventors: 方辉
Original assignee: Huangshi Best Smart Technology Co ltd
Current assignee: Huangshi Best Smart Technology Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-08-31
Anticipated expiration: 2030-10-23

Abstract

The utility model relates to the technical field of main shafts of numerical control planer type milling machines, in particular to a main shaft of a numerical control planer type milling machine convenient to disassemble, which comprises a driving shaft and a main shaft, the main shaft box, fixed chuck, drive shaft end surface axle center department open have with main shaft shape assorted fixed slot, the fixed slot inner wall is opened along circumference has a plurality of spacing grooves, the drive shaft surface is opened there is the spread groove that communicates with the spacing groove, the stopper is installed to the spacing inslot, stopper one side end is through spread groove fixedly connected with connecting rod, the terminal fixedly connected with push pedal of connecting rod, the cover is equipped with reset spring on the connecting rod between stopper bottom and the spacing groove, main shaft upper portion surface be equipped with along circumference with stopper shape assorted arc recess, main shaft upper portion inserts in the fixed slot, the main shaft lower part outside is equipped with the main shaft box, the main shaft end has fixed chuck through second fixing bolt fixed mounting. The utility model has the advantages of convenient disassembly.

Description

Numerical control planer type milling machine main shaft convenient to dismantle

Technical Field

The utility model relates to a numerical control planer-type milling machine main shaft technical field especially relates to a numerical control planer-type milling machine main shaft convenient to dismantle.

Background

The milling machine is a milling machine with a portal frame and a horizontal long lathe bed. The planer type milling machine can simultaneously machine the surface by a plurality of milling cutters, has higher machining precision and production efficiency, and is suitable for machining planes and inclined planes of large-scale workpieces in batch and mass production. The numerical control planer type milling machine can also process space curved surfaces and some special parts. When the spindle of the conventional numerical control planer type milling machine is disassembled, a large amount of time needs to be consumed, the numerical control planer type milling machine is inconvenient to overhaul and replace, and the spindle of the conventional numerical control planer type milling machine which is convenient to disassemble is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient disassembly in the prior art and providing a numerical control planer type milling machine main shaft convenient to disassemble.

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

a numerical control planer type milling machine main shaft convenient to disassemble is designed, the numerical control planer type milling machine main shaft convenient to disassemble comprises a driving shaft, a main shaft box body and a fixing chuck, a fixing groove matched with the shape of the main shaft is formed in the axis of the surface of the tail end of the driving shaft, a plurality of limiting grooves are formed in the inner wall of the fixing groove along the circumferential direction, connecting grooves communicated with the limiting grooves are formed in the surface of the driving shaft, limiting blocks are installed in the limiting grooves, connecting rods are fixedly connected to the tail ends of the limiting blocks through the connecting grooves, a push plate is fixedly connected to the tail ends of the connecting rods, a reset spring is sleeved on the connecting rods between the bottom ends of the limiting blocks and the limiting grooves, an arc-shaped groove matched with the shape of the limiting blocks is formed in the circumferential direction in the surface of the upper portion of the main shaft, the main shaft box body is arranged on the outer side of the lower portion of the main shaft, and is composed of a first box body, a second box body and a box cover, the utility model discloses a multi-functional integrated circuit board, including first boxboard, second boxboard, connecting post shape assorted connecting hole, first boxboard and second boxboard, the first boxboard is equipped with a plurality of spliced poles on two corresponding sides of first boxboard along the axial in proper order, open in proper order along the direction of height in the positive both sides of second boxboard have with spliced pole shape assorted connecting hole, install through spliced pole and connecting hole mutually supporting between first boxboard and the second boxboard, the main shaft box is constituteed through first fixing bolt and first boxboard, the cooperation installation of second boxboard to the case lid, the inside first bearing that is equipped with of case lid, inside first bearing embedding main shaft and the case lid, the inside direction of height of following of main shaft box blocks in proper order and is equipped with a plurality of second bearings, the main shaft end has fixed chuck through second fixing bolt fixed mounting.

Preferably, one side of the limiting block, which is close to the main shaft, is shaped like a semi-sphere.

Preferably, a plurality of grooves are formed in the outer wall of the tail end of the upper portion of the main shaft along the circumferential direction, and clamping strips matched with the shapes of the grooves are fixedly arranged at the top ends in the fixing grooves.

The utility model provides a pair of numerical control planer-type milling machine main shaft convenient to dismantle, beneficial effect lies in: the main shaft is fixedly connected to the driving shaft through the limiting block, so that the main shaft can be conveniently detached from the driving shaft; the headstock can be conveniently detached by arranging the headstock plates connected by the connecting columns and the connecting holes; through setting up first bearing and second bearing, can effectively avoid the main shaft fracture.

Drawings

FIG. 1 is a schematic structural view of a numerical control planer type milling machine spindle convenient to disassemble and assemble provided by the utility model;

fig. 2 is the utility model provides a numerical control planer type milling machine main shaft's convenient to dismantle first boxboard and second boxboard schematic structure.

In the figure: the clamping device comprises a driving shaft 1, a main shaft 2, a fixing groove 3, a limiting groove 4, a connecting groove 5, a limiting block 6, a connecting rod 7, a push plate 8, a return spring 9, an arc-shaped groove 10, a first box plate 11, a second box plate 12, a box cover 13, a connecting column 14, a connecting hole 15, a main shaft box body 16, a first fixing bolt 17, a first bearing 18, a second bearing 19, a second fixing bolt 20, a fixing chuck 21, a groove 22 and a clamping strip 23.

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. 1-2, a numerical control planer type milling machine main shaft convenient to disassemble includes a driving shaft 1, a main shaft 2, a main shaft box 16, a fixed chuck 21, a fixed groove 3 matched with the main shaft 2 in shape is opened at the axis of the end surface of the driving shaft 1, a plurality of limit grooves 4 are opened along the circumferential direction on the inner wall of the fixed groove 3, a connecting groove 5 communicated with the limit grooves 4 is opened on the surface of the driving shaft 1, a limit block 6 is installed in the limit groove 4, one side of the limit block 6 close to the main shaft 2 is semi-spherical, the end of one side of the limit block 6 is fixedly connected with a connecting rod 7 through the connecting groove 5, the end of the connecting rod 7 is fixedly connected with a push plate 8, a reset spring 9 is sleeved on the connecting rod 7 between the bottom end of the limit block 6 and the limit groove 4, an arc groove 10 matched with the limit block 6 in shape is arranged along the circumferential direction on the surface of the upper portion of the main shaft 2, the upper portion of the main shaft 2 is inserted into the fixed groove 3, the outer wall of the tail end of the upper part of the main shaft 2 is provided with a plurality of grooves 22 along the circumferential direction, and the top end in the fixed groove 3 is fixedly provided with a clamping strip 23 matched with the grooves 22 in shape.

The outer side of the lower portion of the spindle 2 is provided with a spindle box 16, the spindle box 16 is composed of a first box plate 11, a second box plate 12 and a box cover 13, two corresponding side faces of the first box plate 11 are sequentially provided with a plurality of connecting columns 14 along the axial direction, connecting holes 15 matched with the shapes of the connecting columns 14 are sequentially formed in two front sides of the second box plate 12 along the height direction, the first box plate 11 and the second box plate 12 are mutually matched and installed through the connecting columns 14 and the connecting holes 15, the box cover 13 is matched and installed with the first box plate 11 and the second box plate 12 through first fixing bolts 17 to form the spindle box 16, a first bearing 18 is arranged inside the box cover 13, the first bearing 18 is embedded into the spindle box 2 and the box cover 13, the inside of the spindle box 16 is sequentially clamped with a plurality of second bearings 19 along the height direction, and a fixing chuck 21 is fixedly installed at the tail end of the spindle 2 through a second fixing bolt 20.

The utility model discloses when using, install main shaft 2 when drive shaft 1, insert main shaft 2 in fixed slot 3, stopper 6 is to both sides receipts withdrawal spacing groove 4 under the promotion of main shaft 2, after 2 tops of main shaft contact fixed slot 3, stopper 6 pushes into in arc recess 10 under reset spring 9's effect, thereby fix main shaft 2, when dismantling main shaft 2, only need draw push pedal 8 outward, withdraw from fixed slot 3 with main shaft 2, when dismantling main shaft box 16, only need lift first fixing bolt 17 off, just can separate whole main shaft box 16.

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. The utility model provides a numerical control planer type milling machine main shaft convenient to dismantle, includes drive shaft (1), main shaft (2), main shaft box (16), fixed chuck (21), its characterized in that, drive shaft (1) terminal surface axle center department open have with main shaft (2) shape assorted fixed slot (3), open along circumference fixed slot (3) inner wall has a plurality of spacing grooves (4), drive shaft (1) surface is opened spread groove (5) that have with spacing groove (4) intercommunication, install stopper (6) in spacing groove (4), stopper (6) one side end is through spread groove (5) fixedly connected with connecting rod (7), connecting rod (7) terminal fixedly connected with push pedal (8), the cover is equipped with reset spring (9) on connecting rod (7) between stopper (6) bottom and spacing groove (4), main shaft (2) upper portion surface is equipped with along circumference with stopper (6) shape assorted arc recess (10) ) The upper portion of the main shaft (2) is inserted into the fixing groove (3), a main shaft box body (16) is arranged on the outer side of the lower portion of the main shaft (2), the main shaft box body (16) is composed of a first box plate (11), a second box plate (12) and a box cover (13), a plurality of connecting columns (14) are sequentially arranged on two corresponding side faces of the first box plate (11) along the axial direction, connecting holes (15) matched with the shapes of the connecting columns (14) are sequentially formed in two front sides of the second box plate (12) along the height direction, the first box plate (11) and the second box plate (12) are mutually matched and installed through the connecting columns (14) and the connecting holes (15), the box cover (13) is matched and installed with the first box plate (11) and the second box plate (12) through a first fixing bolt (17) to form the main shaft box body (16), and a first bearing (18) is arranged inside the box cover (13), inside first bearing (18) embedding main shaft (2) and case lid (13), inside the main shaft box (16) along direction of height card in proper order is equipped with a plurality of second bearings (19), main shaft (2) end is through second fixing bolt (20) fixed mounting have fixed chuck (21).

2. The numerical control planer type milling machine main shaft convenient to disassemble as claimed in claim 1, wherein one side of the limiting block (6) close to the main shaft (2) is shaped like a semicircle.

3. A numerical control planomiller main shaft convenient to disassemble according to claim 1, wherein a plurality of grooves (22) are formed in the outer wall of the tail end of the upper part of the main shaft (2) along the circumferential direction, and clamping strips (23) matched with the shapes of the grooves (22) are fixedly arranged at the top ends of the inner parts of the fixing grooves (3).