CN216681177U - Milling cutter clamping device for numerically controlled lathe - Google Patents

Abstract

The application provides a milling cutter clamping device for a numerically controlled lathe, which comprises a base assembly, a clamping sleeve and a clamping mechanism, wherein the base assembly comprises a clamping sleeve; the fixing assembly comprises threaded sleeves movably inserted on the outer walls of the bumps in an annular array, the threaded sleeves are four groups, the four groups of threaded sleeves are opposite in pairs and staggered up and down, threaded studs are inserted into threads in the inner ends of the threaded sleeves, and arc-shaped clamping blocks are connected to the other ends of the threaded studs. This technical scheme is through being provided with fixed subassembly, after getting into the clamping section of thick bamboo through the cutter arbor that makes milling cutter, through rotating the drive ring, can make multiunit gear synchronous equidirectional rotation through the tooth, thereby make to the screw sleeve rotate, and then the double-screw bolt drives the cutter arbor outer wall that milling cutter was hugged closely to the arc clamp splice, adapt to the fixed different milling cutter of clamping on the one hand, on the other hand adopts wear pad and anti-skidding notch, increase contact friction power, make milling cutter can not produce relative slip when using with between the arc clamp splice.

Description

Milling cutter clamping device for numerically controlled lathe

Technical Field

The utility model discloses milling cutter clamping device technical field, concretely relates to milling cutter clamping device for numerical control lathe.

Background

At present, a milling cutter is often installed on a numerical control lathe for milling, the milling cutter is a rotary cutter which is used for milling and is provided with one or more cutter teeth, the surface of a cutter bar of the existing milling cutter is generally smooth, and the cutter falling phenomenon is often generated during working, so that the processing quality and the processing efficiency are influenced.

The existing milling cutter clamping device for the numerical control lathe in the prior art has the following principle: the clamping to milling cutter is realized through the mode that three cover inwards gathered together to current milling cutter clamping device, but the contact friction who presss from both sides the cover inner wall and the cutter arbor outer wall of milling cutter is little, leads to milling cutter during operation easy and press from both sides to take place relative slip between the cover, influences milling cutter's operating mass with, and inconvenient fixed to the milling cutter of different specifications simultaneously, the use has certain limitation.

Disclosure of Invention

In view of the above-mentioned drawbacks or shortcomings in the prior art, the present application aims to provide a milling cutter clamping device for a numerically controlled lathe.

The milling cutter clamping device for the numerical control lathe comprises a base assembly, wherein the base assembly comprises a clamping cylinder, and a plurality of groups of convex blocks are integrally formed on the circumferential outer wall of the clamping cylinder in an annular array manner; the fixing assembly comprises threaded sleeves movably inserted on the outer walls of the bumps in an annular array, the threaded sleeves are four groups, the threaded sleeves are arranged oppositely and staggered up and down, threaded studs are inserted into threads at the inner ends of the threaded sleeves, arc-shaped clamping blocks are connected to the other ends of the threaded studs, and wear-resistant pads are arranged on the inner walls of the arc-shaped clamping blocks.

According to the technical scheme that this application embodiment provided, the fixed cover in outer wall middle part of clamping section of thick bamboo and lug is equipped with the cover dish, and the outer wall middle part of cover dish is equipped with the drive ring, multiunit through bearing movable sleeve the threaded sleeve outer wall outer end all is equipped with the gear, and the equal annular array in drive ring top and bottom is provided with multiunit and gear engagement's tooth.

According to the technical scheme provided by the embodiment of the application, one end of the arc-shaped clamping block is provided with an insert, the outer end of the insert is provided with a guide rod, and the other end of the guide rod movably penetrates through the clamping cylinder and the outer wall of the side part of the bump.

According to the technical scheme that this application embodiment provided, control the side all is connected with locking piece one end through U-shaped seat and pivot rotation in the lug bottom, the locking piece is L shape, the one end top that the locking piece is close to the drive ring is provided with the card post, and the circumference outer wall annular array of drive ring evenly set up with the card hole of card post adaptation.

According to the technical scheme provided by the embodiment of the application, anti-skidding notches are evenly formed in the arc array on one side, away from the arc-shaped clamping blocks, of the wear pad.

According to the technical scheme provided by the embodiment of the application, the mounting seat is arranged at the top of the clamping cylinder, and a plurality of groups of mounting holes are formed in the mounting seat in an annular array mode.

To sum up, the application discloses a milling cutter clamping device for numerical control lathe.

This technical scheme is through being provided with fixed subassembly, after getting into clamping barrel through the cutter arbor that makes milling cutter, through rotating the drive ring, can make the synchronous equidirectional rotation of multiunit gear through the tooth, thereby make to rotate group threaded sleeve, and then the double-screw bolt drives the cutter arbor outer wall that milling cutter was hugged closely to the arc clamp splice, adapt to the fixed different milling cutter of clamping on the one hand, on the other hand adopts wear pad and anti-skidding notch, increase contact friction, make milling cutter can not produce relative slip when using with between the arc clamp splice, further front and back side thread sleeve staggers the setting from top to bottom with controlling side thread sleeve, make the cutter arbor fixed more durable, slide when avoiding using, guarantee production and processing's efficiency.

Furthermore, on the basis of the structural design, the U-shaped seat and the locking block are arranged, after the driving ring rotates, the locking block is turned over to enable the clamping column to enter the clamping hole to fix the driving ring, and the stability of clamping and fixing the milling cutter is further improved.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a perspective view of a milling cutter clamping device for a numerically controlled lathe according to the present application;

FIG. 2 is a perspective view of a fixed component of the milling cutter clamping device for a numerically controlled lathe according to the present application;

fig. 3 is a bottom perspective view of the milling cutter clamping device for a numerically controlled lathe according to the present application.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1-3, a milling cutter clamping device for a numerically controlled lathe includes,

the milling cutter comprises a base assembly 1, wherein the base assembly 1 comprises a clamping cylinder 11 used for positioning a cutter bar of the milling cutter, a plurality of groups of lugs 12 are integrally formed on the circumferential outer wall of the clamping cylinder 11 in an annular array mode, and the four groups of lugs 12 play a role in supporting and installing a structure;

the fixed component 2, the fixed component 2 includes that the annular array activity is inserted the screw sleeve 24 of establishing at the outer wall of lug 12, the junction of screw sleeve 24 and lug 12 is provided with the bearing, screw sleeve 24 is four groups, four groups screw sleeve 24 are two-two relative and stagger up and down and set up, correspond on front and back side lug 12 and the left and right sides lug 12 and set up screw sleeve 24, screw sleeve 24 on the front and back side lug 12 is in the top of left and right sides screw sleeve 24, screw bolt 210 is inserted to screw thread in screw sleeve 24, it makes screw bolt 210 screw out or screw in screw sleeve 24 to rotate screw sleeve 24, and the screw bolt 210 other end is connected with arc clamp 211, be used for contacting with the cutter arbor outer wall of milling cutter, and arc clamp 211 inner wall is provided with wear pad 212, can adopt wear-resistant rubber material, reduce contact wear.

Referring to fig. 1-2, a sleeve disc 21 is fixedly sleeved in the middle of the outer wall of the clamping cylinder 11 and the projection 12 to play a role of supporting and mounting structure, a driving ring 22 is movably sleeved in the middle of the outer wall of the sleeve disc 21 through a bearing to enable the driving ring 22 to rotate, gears 26 are sleeved at the outer ends of the outer walls of a plurality of groups of threaded sleeves 24, a plurality of groups of teeth 23 meshed with the gears 26 are arranged in an annular array at the top and the bottom of the driving ring 22, and the driving ring 22 enables the plurality of groups of gears 26 to synchronously rotate in the same direction through the teeth 23;

referring to fig. 1-2, one end of the arc-shaped clamping block 211 is provided with an insert, the outer end of the insert is provided with a guide rod 29, the other end of the guide rod 29 movably penetrates through the outer walls of the side portions of the clamping cylinder 11 and the projection 12, and the guide rod 29 enables the arc-shaped clamping block 211 to stably move and not to be driven to rotate by the stud 210.

Example 2

Referring to fig. 2-3, the bottoms of the left and right side protrusions 12 are rotatably connected to one end of a lock block 28 through a U-shaped seat 27 and a rotating shaft, so that the lock block 28 can be turned over, the lock block 28 is L-shaped, a locking post is disposed at the top of one end of the lock block 28 close to the driving ring 22, and the circumferential outer wall of the driving ring 22 is uniformly provided with locking holes 25 adapted to the locking post in an annular array, and the locking post enters the locking hole by turning over the lock block 28 to fix the driving ring 22;

as shown in fig. 2-3, the arc array on the side of the wear pad 212 away from the arc-shaped clamping block 211 is uniformly provided with anti-slip notches, so as to improve the friction force between the arc-shaped clamping block 211 and the outer wall of the cutter bar of the milling cutter, and improve the fixing strength;

referring to fig. 2-3, an installation seat 13 is disposed on the top of the clamping barrel 11, and a plurality of groups of installation holes are disposed on the installation seat 13 in an annular array, so that the clamping device can be conveniently connected with an output end of an external processing device through bolts.

The rest of the structure was the same as in example 1

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (6)

1. A milling cutter clamping device for numerical control lathe, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the base assembly (1) comprises a clamping cylinder (11), and a plurality of groups of lugs (12) are integrally formed on the circumferential outer wall of the clamping cylinder (11) in an annular array manner;

fixed subassembly (2), fixed subassembly (2) include that the activity of annular array inserts threaded sleeve (24) of establishing at lug (12) outer wall, threaded sleeve (24) are four groups, four groups threaded sleeve (24) two liang of relative and stagger the setting from top to bottom, threaded sleeve (24) inner end screw thread is inserted and is equipped with double-screw bolt (210), and double-screw bolt (210) other end is connected with arc clamp splice (211), and arc clamp splice (211) inner wall is provided with wear pad (212).

2. The milling cutter clamping device for the numerically controlled lathe according to claim 1, wherein: the fixed cover in outer wall middle part of clamping barrel (11) and lug (12) is equipped with set dish (21), and the outer wall middle part of set dish (21) is equipped with drive ring (22) through bearing activity cover, multiunit the outer end of threaded sleeve (24) outer wall all is equipped with gear (26), and the equal annular array in drive ring (22) top and bottom is provided with multiunit and gear (26) meshing tooth (23).

3. The milling cutter clamping device for the numerically controlled lathe according to claim 2, wherein: one end of the arc-shaped clamping block (211) is provided with an insert, the outer end of the insert is provided with a guide rod (29), and the other end of the guide rod (29) movably penetrates through the outer walls of the side parts of the clamping cylinder (11) and the lug (12).

4. The milling cutter clamping device for the numerically controlled lathe according to claim 3, wherein: the left and right sides lug (12) bottom all is connected with locking piece (28) one end through U-shaped seat (27) and pivot rotation, locking piece (28) are L shape, the one end top that locking piece (28) are close to drive ring (22) is provided with the card post, and the circumference outer wall annular array of drive ring (22) evenly seted up with card hole (25) of card post adaptation.

5. The milling cutter clamping device for the numerically controlled lathe according to claim 4, wherein: the arc array of one side of wear pad (212) far away from arc clamp splice (211) has evenly seted up anti-skidding notch.

6. The milling cutter clamping device for the numerically controlled lathe according to claim 5, wherein: the top of the clamping barrel (11) is provided with a mounting seat (13), and a plurality of groups of mounting holes are formed in the mounting seat (13) in an annular array.

Images