CN216990045U

CN216990045U - Milling cutter with adjustable triangle distributing type size

Info

Publication number: CN216990045U
Application number: CN202122943052.0U
Authority: CN
Inventors: 陆玉婷; 季红波
Original assignee: Changzhou Minghong Numerical Control Tools Co ltd
Current assignee: Changzhou Minghong Numerical Control Tools Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-07-19
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of cutters, in particular to a triangular distributed milling cutter with adjustable size, which comprises a disc, a milling cutter rod and an adjusting mechanism; the three milling cutter rods are arranged on the periphery of the disc at equal intervals; the bottom of the disc is provided with a groove; the adjusting mechanism is arranged in the groove; the adjusting mechanism comprises a circular plate, a push plate and a T-shaped rod; the circular plate is rotatably connected in the groove through a rotating shaft; the bottom of the circular plate is provided with three first arc-shaped through grooves; the top of the disc is provided with a second arc-shaped through groove; the push plate is fixedly connected to the top of the circular plate and penetrates through the second arc-shaped through groove; the milling cutter of the design is made to drill holes in various sizes, the milling cutter head is ensured to be in complete contact with the inner wall of a workpiece to be machined, the machining effect of the workpiece to be machined is guaranteed, the workpiece is not required to be machined by replacing different size milling cutters, and the machining efficiency is improved.

Description

Milling cutter with adjustable triangle distributing type size

Technical Field

The utility model relates to the technical field of cutters, in particular to a triangular distributed milling cutter with adjustable size.

Background

The milling cutter is a cutter for machining, and a workpiece meets the design requirements of a drawing through milling.

The existing T-shaped milling cutter generally comprises a cutter body and a cutter handle and can be used for processing T-shaped grooves on various mechanical table tops.

In the prior art, the size of the T-shaped milling cutter is fixed, when a workpiece is drilled and machined in various sizes, the T-shaped milling cutters in different sizes need to be replaced, the replacement of the milling cutter is troublesome, and the machining efficiency is reduced by frequently replacing the milling cutter; therefore, a triangular distributed size adjustable milling cutter is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that in the prior art, the size of a T-shaped milling cutter is fixed, when a workpiece is drilled and machined in various sizes, T-shaped milling cutters in different sizes need to be replaced, the replacement of the milling cutters is troublesome, and the machining efficiency is reduced due to the fact that the milling cutters are frequently replaced, the utility model provides the milling cutter with the size being adjustable in a triangular distribution mode.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model relates to a triangular distributed size-adjustable milling cutter, which comprises a disc, a milling cutter rod and an adjusting mechanism; the three milling cutter rods are arranged on the periphery of the disc at equal intervals; the bottom of the disc is provided with a groove; the adjusting mechanism is arranged in the groove; the adjusting mechanism comprises a circular plate, a push plate and a T-shaped rod; the circular plate is rotatably connected in the groove through a rotating shaft; the bottom of the circular plate is provided with three first arc-shaped through grooves; the top of the disc is provided with a second arc-shaped through groove; the push plate is fixedly connected to the top of the circular plate and penetrates through the second arc-shaped through groove; the milling cutter rod penetrates through and is connected to the side wall of the disc in a sliding mode, a T-shaped rod is fixedly connected to the end portion of the milling cutter rod, penetrates through the first arc-shaped through groove and is in sliding fit with the first arc-shaped through groove; the length of the milling cutter rod positioned outside the disc is changed, so that the milling cutter with the design can drill holes in various sizes, the workpiece does not need to be machined by replacing different size milling cutters, and the machining efficiency is improved.

Preferably, the top of the disc is fixedly connected with an arc-shaped plate; through holes are uniformly formed in the surface of the arc plate; the side wall of the push plate is penetrated and connected with a limiting rod in a sliding manner, and the limiting rod is in sliding fit with the through hole; the realization is to the injecing of push pedal position for the length of milling cutter pole remains unchangeable state, can guarantee the processing effect to the work piece.

Preferably, one end of the milling cutter rod, which is positioned outside the disc, is fixedly connected with a rectangular block; two milling cutter bodies are symmetrically and fixedly connected to one side, away from the milling cutter rod, of the rectangular block; the milling cutter can be used for processing the inner wall of a workpiece, and the workpiece can be rapidly milled due to the arrangement of the milling cutter bodies.

Preferably, a connecting plate is fixedly connected to the center of one side, far away from the milling cutter rod, of the rectangular block; a cleaning plate is fixedly connected to one side of the connecting plate, which is far away from the rectangular block, and a sponge block is fixedly connected to the surface of the cleaning plate; the surface of the workpiece is prevented from being left with residues, and further the processing of the workpiece is influenced.

Preferably, the bottom of the disc is also provided with three guide grooves; the two guide grooves are 120 degrees, and one ends of the third guide groove are communicated with each other; the milling cutter is beneficial to realizing the adjustment of the length of the milling cutter rod, so that the milling cutter with the design can be used for drilling in various sizes.

Preferably, the top of the disc is fixedly connected with a connecting rod, and the connecting rod is positioned at the center of the top of the disc; the connecting rod is driven to rotate through the driving piece, so that the forehead disc and the milling cutter body rotate together, and milling of the inner wall of the workpiece is achieved.

The utility model has the advantages that:

1. the milling cutter is provided with the adjusting mechanism, the circular plate is driven to rotate in the groove at the bottom of the circular disc by moving the push plate, the three milling cutter rods are enabled to move towards the direction far away from or close to the circular disc at the same time, the length of the milling cutter rods positioned outside the circular disc is further enabled to change, the milling cutter with the design is enabled to carry out drilling processing of various sizes, therefore, the milling cutters with different sizes do not need to be replaced to process workpieces, and the processing efficiency is improved.

2. According to the milling cutter, the arc-shaped plate and the limiting rod are arranged, after the length of the milling cutter is adjusted to be proper, the limiting rod on the surface of the push plate is pushed to be inserted into the through hole in the surface of the arc-shaped plate, so that the position of the push plate is limited, the length of the milling cutter is kept unchanged, and the processing effect on a workpiece can be guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic view of another embodiment of the overall structure;

FIG. 3 is a schematic top view illustrating a first embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of the area A in FIG. 1;

FIG. 5 is a partial enlarged view of the area B in FIG. 3;

FIG. 6 is a schematic bottom view of the disk according to the first embodiment (with the disk removed);

FIG. 7 is a schematic partial cross-sectional view of a disk according to an embodiment;

fig. 8 is a drawing of the second embodiment.

In the figure: 1. a disc; 2. milling a cutter rod; 3. a groove; 4. a circular plate; 5. pushing the plate; 6. a T-shaped rod; 7. an arc through groove; 8. a second arc-shaped through groove; 9. an arc-shaped plate; 10. a through hole; 11. a limiting rod; 12. a rectangular block; 13. a milling cutter body; 14. a connecting plate; 15. cleaning the plate; 16. a guide groove; 17. a connecting rod; 18. a circular cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-7, a triangular distributed milling cutter with adjustable dimension comprises a disc 1, a milling cutter rod 2 and an adjusting mechanism; the three milling cutter rods 2 are arranged on the periphery of the disc 1 at equal intervals; the bottom of the disc 1 is provided with a groove 3; the adjusting mechanism is arranged in the groove 3; the adjusting mechanism comprises a circular plate 4, a push plate 5 and a T-shaped rod 6; the circular plate 4 is rotatably connected in the groove 3 through a rotating shaft; the bottom of the circular plate 4 is provided with three first arc-shaped through grooves 7; the top of the disc 1 is provided with a second arc-shaped through groove 8; the push plate 5 is fixedly connected to the top of the circular plate, and the push plate 5 penetrates through the second arc-shaped through groove 8; the milling cutter rod 2 penetrates through and is slidably connected to the side wall of the disc 1, a T-shaped rod 6 is fixedly connected to the end portion of the milling cutter rod 2, and the T-shaped rod 6 penetrates through the first arc-shaped through groove 7 and is in sliding fit with the first arc-shaped through groove 7; in operation, through removing push pedal 5, make push pedal 5 drive the 3 internal rotations of plectane 4 in the bottom recess of disc 1, because T shape pole 6 is located No. two arc through grooves 8, will make T shape pole 6 slide along No. two arc through grooves 8, because milling cutter arbor 2 is the rigid coupling with T shape pole 6, drive milling cutter arbor 2 through T shape pole 6 and remove along guide way 16, three milling cutter arbor 2 will move towards the direction of keeping away from or being close to disc 1 simultaneously, and then make the length that is located the outer milling cutter arbor 2 of disc 1 produce the change, make the milling cutter of this design can adapt to not unidimensional work piece of treating, ensure that the milling cutter head can with treat the work piece inner wall and contact completely, thereby guarantee the processing effect of treating the work piece, then just need not process the work piece through changing not unidimensional milling cutter, be favorable to improving machining efficiency.

The top of the disc 1 is fixedly connected with an arc-shaped plate 9; through holes 10 are uniformly formed in the surface of the arc-shaped plate 9; the side wall of the push plate 5 is penetrated and connected with a limiting rod 11 in a sliding manner, and the limiting rod 11 is in sliding fit with the through hole 10; during operation, after the length of milling cutter pole 2 was adjusted suitable length, through the gag lever post 11 that promotes 5 surfaces of push pedal for gag lever post 11 inserts in the through-hole 10 on the surface of arc 9, realizes the injecing to push pedal 5 position, makes the length of milling cutter pole 2 keep unchangeable state, can guarantee the processing effect to the work piece.

One end of the milling cutter rod 2, which is positioned outside the disc 1, is fixedly connected with a rectangular block 12; two milling cutter bodies 13 are symmetrically and fixedly connected to one side of the rectangular block 12, which is far away from the milling cutter rod 2; during operation, through set up two milling cutter bodies 13 on a milling cutter arbor 2, no matter disc 1 corotation or reversal, can both realize the processing to the work piece inner wall, the setting of a plurality of milling cutter bodies 13 simultaneously can be fast to milling of work piece.

A connecting plate 14 is fixedly connected to the central position of one side, far away from the milling cutter rod 2, of the rectangular block 12; a cleaning plate 15 is fixedly connected to one side of the connecting plate 14, which is far away from the rectangular block 12, and a sponge block is fixedly connected to the surface of the cleaning plate 15; during operation, the cleaning plate 15 is arranged on one side of the rectangular block 12, the sponge block is arranged on the surface of the cleaning plate 15, the workpiece surface can be wiped, residues are prevented from being left on the workpiece surface, and further processing of the workpiece is influenced.

The bottom of the disc 1 is also provided with three guide grooves 16; the two guide grooves 16 are 120 degrees, and one ends of the third guide groove 16 are communicated with each other; during operation, through setting up guide way 16 for T shape pole 6 can remove along guide way 16, and the cooperation milling cutter arbor 2 is favorable to realizing the regulation to milling cutter arbor 2 length at the internal slip of disc 1 wall, makes the milling cutter of this design carry out the drilling processing of multiple size.

The top of the disc 1 is fixedly connected with a connecting rod 17, and the connecting rod 17 is positioned at the center of the top of the disc 1; during operation, the connecting rod 17 is arranged at the top of the disc 1, the connecting rod 17 is connected with the driving part (such as an output shaft of a motor), the connecting rod 17 is driven to rotate through the driving part, and then the disc 1 and the milling cutter body 13 rotate together, so that milling of the inner wall of a workpiece is achieved.

Example two

Referring to fig. 8, in a first comparative example, as another embodiment of the present invention, a circular cover 18 is detachably connected to the bottom of the disc 1; the circular cover 18 is fixed at the bottom of the disc 1 through bolts; during operation, through setting up circular lid 18 for the bottom of disc 1 is the encapsulated situation, can avoid impurity such as dust to get into the recess 3 of disc 1 bottom, and then has avoided these impurity influence the normal rotation of plectane 4, thereby has guaranteed that adjustment mechanism can normal use.

The working principle is as follows: by moving the push plate 5, the push plate 5 drives the circular plate 4 to rotate in the bottom groove 3 of the disc 1, because the T-shaped rod 6 is positioned in the second arc-shaped through groove 8, the T-shaped rod 6 slides along the second arc-shaped through groove 8, because the milling cutter rods 2 are fixedly connected with the T-shaped rods 6, the milling cutter rods 2 are driven by the T-shaped rods 6 to move along the guide grooves 16, and simultaneously, the three milling cutter rods 2 move towards the direction far away from or close to the disc 1, so that the length of the milling cutter rods 2 positioned outside the disc 1 changes, after the length of the milling cutter rods 2 is adjusted to a proper length, the limiting rods 11 on the surface of the push plate 5 are pushed to be inserted into the through holes 10 on the surface of the arc-shaped plate 9, the position of the push plate 5 is limited, the length of the milling cutter rods 2 is kept unchanged, and the milling cutter of the design is drilled in various sizes, the milling cutter head can be ensured to be in complete contact with the inner wall of the workpiece to be processed, so that the processing effect of the workpiece to be processed is ensured, the workpiece is not required to be processed by replacing milling cutters with different sizes, and the processing efficiency is favorably improved.

By arranging the two milling cutter bodies 13 on one milling cutter rod 2, the inner wall of a workpiece can be machined no matter the disc 1 rotates forwards or backwards, and the workpiece can be rapidly milled by arranging the plurality of milling cutter bodies 13; the cleaning plate 15 is arranged on one side of the rectangular block 12, and the sponge block is arranged on the surface of the cleaning plate 15, so that the surface of a workpiece can be wiped, residues are prevented from being left on the surface of the workpiece, and further the processing of the workpiece is influenced; set up connecting rod 17 through setting up at disc 1 top, be connected connecting rod 17 and driving piece (like the output shaft of motor) again, drive connecting rod 17 through the driving piece and rotate, and then make volume disc 1 and milling cutter body 13 rotate together to the realization is to the milling process of work piece inner wall.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and so on.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A milling cutter with adjustable triangle distribution type size, which is characterized in that: comprises a disc (1), a milling cutter rod (2) and an adjusting mechanism; the three milling cutter rods (2) are arranged on the periphery of the disc (1) at equal intervals; the bottom of the disc (1) is provided with a groove (3); the adjusting mechanism is arranged in the groove (3); the adjusting mechanism comprises a circular plate (4), a push plate (5) and a T-shaped rod (6); the circular plate (4) is rotatably connected in the groove (3) through a rotating shaft; the bottom of the circular plate (4) is provided with three first arc-shaped through grooves (7); the top of the disc (1) is provided with a second arc-shaped through groove (8); the push plate (5) is fixedly connected to the top of the circular plate, and the push plate (5) penetrates through the second arc-shaped through groove (8); milling cutter arbor (2) run through and sliding connection in the lateral wall of disc (1), and the tip rigid coupling of milling cutter arbor (2) has T shape pole (6), T shape pole (6) run through an arc and lead to groove (7) and be sliding fit state with an arc through groove (7).

2. The triangular distributed size adjustable milling cutter according to claim 1, wherein: the top of the disc (1) is fixedly connected with an arc-shaped plate (9); through holes (10) are uniformly formed in the surface of the arc-shaped plate (9); the lateral wall of push pedal (5) runs through and sliding connection has gag lever post (11), gag lever post (11) are sliding fit state with through-hole (10).

3. The triangular distributed size adjustable milling cutter according to claim 2, wherein: one end of the milling cutter rod (2) positioned outside the disc (1) is fixedly connected with a rectangular block (12); and one side of the rectangular block (12) far away from the milling cutter rod (2) is symmetrically and fixedly connected with two milling cutter bodies (13).

4. The triangularly distributed dimensionally adjustable milling cutter of claim 3, wherein: a connecting plate (14) is fixedly connected to one side, far away from the milling cutter rod (2), of the rectangular block (12) at the center; one side of the connecting plate (14) far away from the rectangular block (12) is fixedly connected with a cleaning plate (15), and the surface of the cleaning plate (15) is fixedly connected with a sponge block.

5. The triangular distributed size adjustable milling cutter according to claim 4, wherein: the bottom of the disc (1) is also provided with three guide grooves (16); the angle between the two guide grooves (16) is 120 degrees, and one ends of the three guide grooves (16) are communicated with each other.

6. The triangularly distributed dimensionally adjustable milling cutter of claim 5, wherein: the top of disc (1) is fixedly connected with a connecting rod (17), and connecting rod (17) is located at the center of the top of disc (1).