CN114131337A

CN114131337A - Multi-degree-of-freedom turn-milling tool for small machining platform

Info

Publication number: CN114131337A
Application number: CN202111677338.7A
Authority: CN
Inventors: 宋秋构; 潘鹏; 姜官将
Original assignee: Suzhou Ksc Precise Machinery Co ltd
Current assignee: Suzhou Ksc Precise Machinery Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-03-04

Abstract

The application relates to the technical field of turn-milling, in particular to a multi-degree-of-freedom turn-milling tool for a small machining platform, which comprises a base, wherein a first rotating seat and a second rotating seat are symmetrically arranged on the base, a supporting rod is arranged between the first rotating seat and the second rotating seat, and a mounting seat for accommodating a workpiece is arranged on the supporting rod; even have the disc that can rotate between the first roating seat with the one end of bracing piece, the disc can drive the bracing piece is rotatory. The problem that the work piece of long dimension and multi-angle is difficult to process at triaxial machining center can be improved to this application.

Description

Multi-degree-of-freedom turn-milling tool for small machining platform

Technical Field

The application relates to the technical field of turn-milling, in particular to a multi-degree-of-freedom turn-milling tool for a small machining platform.

Background

The workpiece needs to be fixed through a tool when turning and milling, the existing processing platform is mainly divided into a three-axis processing center and a four-axis processing center, and the three-axis processing center is three axes which do linear motion in different directions and respectively comprises an upper axis, a lower axis, a left axis, a right axis and a front axis. The four-axis machining center is formed by adding a rotating shaft on the basis of three axes, namely, the rotating shaft can rotate 360 degrees in the horizontal plane. The three-axis machining center is most widely used, and can well machine workpieces.

In the process of turning and milling the workpiece, the inventor finds that the technology at least has the following problems: part of workpieces are difficult to machine in the existing three-axis machining center due to the long size and multiple angles of the workpieces, and need to be machined in the four-axis machining center, so that the purchase cost is increased.

Disclosure of Invention

In order to solve the problem that workpieces with long sizes and multiple angles are difficult to machine in a three-axis machining center, the application provides a multi-degree-of-freedom turn-milling tool for a small machining platform.

The application provides a multi freedom turn-milling frock for small-size processing platform adopts following technical scheme: a multi-degree-of-freedom turn-milling tool for a small machining platform comprises a base, wherein a first rotating seat and a second rotating seat are symmetrically arranged on the base, a supporting rod is arranged between the first rotating seat and the second rotating seat, and a mounting seat for accommodating a workpiece is arranged on the supporting rod; the first rotating seat and one end, close to the first rotating seat, of the supporting rod are connected through a rotatable disc, and the disc can drive the supporting rod to rotate.

Through adopting above-mentioned technical scheme, the setting up of disc that can rotate makes the mount pad can rotate, helps the work piece to realize the motion of rotation axis to make the work piece of long size and multi-angle can carry out the motion of fourth axis and be convenient for process at three-axis machining center, compare in four-axis machining center, saved the acquisition cost.

In a specific implementation scheme, the first rotating seat is vertically arranged, a first clamping groove is formed in the top surface of the first rotating seat, a first rotating shaft is arranged on the first clamping groove, the first rotating shaft penetrates through the disc and is fixedly connected with the supporting rod, and the outer wall of the first rotating shaft is fixedly connected with the inner side wall of the disc; the second rotary seat is vertically arranged, a second clamping groove is formed in the top surface of the second rotary seat, a second rotating shaft is arranged on the second clamping groove, and the second rotating shaft is fixedly connected with the supporting rod.

Through adopting above-mentioned technical scheme, through rotating first pivot and second pivot to make the disc drive the mount pad and rotate, the setting of pivot is convenient for connect the driving piece.

In a specific embodiment, threaded holes are formed in the top surface of the first rotating seat and the top surface of the second rotating seat, a locking block is connected to one side, away from the base, of the first rotating shaft and the second rotating shaft, bolts are connected to the threaded holes, through holes are formed in the locking block, and the bolts penetrate through the through holes and are connected with the threaded holes.

Through adopting above-mentioned technical scheme, the latch segment passes through the bolt and locks first pivot and second pivot to whether the control work piece of being convenient for need carry out the bulk rotation.

In a specific possible implementation scheme, a limiting groove is formed in the disc, a limiting hole is formed in one side, away from the disc, of the first rotating seat, a limiting part is connected in the limiting hole, and the limiting part penetrates through the limiting hole and is clamped into the limiting groove.

Through adopting above-mentioned technical scheme, the locating part card is gone into the spacing inslot and is made the disc unable rotation, has further strengthened the limiting displacement to the disc.

In a specific embodiment, a driving motor is connected to one end of the first rotating shaft far away from the disc.

Through adopting above-mentioned technical scheme, through driving motor's setting for the rotation angle of mount pad can be adjusted.

In a specific possible implementation scheme, a sleeve is fixedly connected to an output shaft of the driving motor, a clutch sleeve is arranged at one end, away from the disc, of the first rotating shaft, the clutch sleeve is sleeved outside the sleeve, a clutch piece is arranged in the sleeve, and the clutch sleeve is connected with the sleeve through the clutch piece.

Through adopting above-mentioned technical scheme, set up separation and reunion cover and sleeve pipe on driving motor, realize the transmission of driving motor and first pivot through the separation and reunion piece, wearing and tearing only are the wearing and tearing between sleeve pipe and separation and reunion cover like this, have reduced the wearing and tearing of motor shaft, and conveniently change separation and reunion piece, reduce cost.

In a specific embodiment, the clutch member includes a base plate and a spring plate, and a curved plate is fixedly connected between the base plate and the spring plate.

Through adopting above-mentioned technical scheme, the setting of crooked board makes the clutch spare can realize the elasticity separation and reunion.

In a specific possible implementation scheme, a clutch column is arranged on the elastic plate, a clutch hole is formed in the sleeve, and one end, far away from the elastic plate, of the clutch column penetrates through the clutch hole.

By adopting the technical scheme, the clutch transmission of the sleeve and the clutch sleeve is realized through the arrangement of the clutch column and the clutch hole.

In a specific implementation scheme, a locking hole is formed in the sleeve, a locking screw is connected in the locking hole, and the locking screw penetrates through the locking hole and is connected with an output shaft of the driving motor.

By adopting the technical scheme, the sleeve is fixedly connected with the driving motor through the locking bolt, so that the sleeve and the driving motor can be conveniently mounted and dismounted.

In a specific possible implementation scheme, two fixing columns are arranged in the clutch sleeve, a gap is reserved between the two fixing columns, and the elastic plate and the bottom plate are clamped in the gap between the two fixing columns.

By adopting the technical scheme, the clutch column is clamped in the gap, so that the clutch column and the clutch sleeve can conveniently realize clutch transmission.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mounting base can be driven to rotate through the rotating disc, so that a long-size and multi-angle workpiece can move in a fourth axis in the three-axis machining center and is convenient to machine, and compared with the four-axis machining center, the purchasing cost is saved;

2. the locking block locks the first rotating shaft and the second rotating shaft through bolts, so that whether the workpiece needs to be integrally rotated or not is conveniently controlled;

3. the limiting part is clamped in the limiting groove, so that the disc cannot rotate, and the limiting effect on the disc is further enhanced.

Drawings

Fig. 1 is a schematic structural diagram of the overall multi-degree-of-freedom turn-milling tool for a small machining platform in the embodiment of the application.

Fig. 2 is an exploded view of the first rotating base in the embodiment of the present application.

Fig. 3 is an exploded schematic view of a structure between a drive motor and a first rotating shaft in the embodiment of the present application.

Description of reference numerals: 1. a base; 11. a first rotating base; 111. a first card slot; 112. a limiting hole; 12. a second rotary base; 121. a second card slot; 13. a support bar; 14. a mounting seat; 15. a disc; 151. a limiting groove; 16. a first rotating shaft; 17. a second rotating shaft; 18. a threaded hole; 19. a limiting member; 2. a locking block; 21. a through hole; 3. a bolt; 4. a drive motor; 5. a sleeve; 51. a clutch hole; 52. a locking hole; 53. locking screws; 7. a clutch sleeve; 71. fixing a column; 8. a clutch member; 81. a base plate; 82. an elastic plate; 83. bending the plate; 84. and (4) a clutch column.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a multi-degree-of-freedom turn-milling tool for a small machining platform. Referring to fig. 1, the multi-degree-of-freedom turn-milling tool for the small machining platform comprises a base 1, a first rotating seat 11 and a second rotating seat 12 are symmetrically arranged on the base 1, a supporting rod 13 is arranged between the first rotating seat 11 and the second rotating seat 12, a mounting seat 14 used for containing a workpiece is arranged on the top surface of the supporting rod 13, and a disc 15 capable of rotating is connected between one ends, close to the first rotating seat 11, of the first rotating seat 11 and one ends, close to the supporting rod 13, of the first rotating seat 11. The base 1 is used for being connected with a driving mechanism which is matched with a multi-degree-of-freedom turn-milling tool for a small-sized processing platform, so that the linear motion of the three-axis processing center in the vertical, left-right and front-back directions can be completed.

Referring to fig. 2, the first rotating base 11 is vertically arranged, a first clamping groove 111 is formed in the top surface of the first rotating base 11, a first rotating shaft 16 is arranged on the first clamping groove 111, one end, close to the mounting base 14, of the first rotating shaft 16 is connected with the disc 15, and the outer wall of the first rotating shaft 16 is fixedly connected with the inner side wall of the disc 15; referring to fig. 1, the second rotating base 12 is vertically disposed, a second clamping groove 121 is formed in the top surface of the second rotating base 12, a second rotating shaft 17 is disposed on the second clamping groove 121, and the second rotating shaft 17 is fixedly connected to the supporting rod 13. Threaded hole 18 has all been seted up to the top surface of first roating seat 11 and the top surface of second roating seat 12, and one side that base 1 was kept away from to first pivot 16 and second pivot 17 all links has latch segment 2, and threaded hole 18 is interior all to link has bolt 3, has all seted up through-hole 21 on the latch segment 2, and bolt 3 all passes through-hole 21 and is connected with threaded hole 18 to it is fixed with first pivot 16 and second pivot 17 through latch segment 2, makes disc 15 unable rotation. The disc 15 is provided with a limiting groove 151, the first rotating base 11 is provided with a limiting hole 112, a limiting piece 19 is connected in the limiting hole 112, and the limiting piece 19 passes through the limiting hole 112 and is clamped in the limiting groove 151. The stopper 19 is engaged in the stopper groove 151 to prevent the disk 15 from rotating, thereby further enhancing the stopper function of the disk 15.

Referring to fig. 1, a driving motor 4 is connected to an end of the first rotating shaft 16 away from the disc 15, and the driving motor 4 is fixed on the base 1. The output shaft of the driving motor 4 is fixedly connected with a sleeve 5, and with reference to fig. 3, a locking hole 52 is formed in the sleeve 5, a locking screw 53 is connected in the locking hole 52, and the locking screw 53 passes through the locking hole 52 and is connected with the output shaft of the driving motor 4, so that the sleeve 5 and the output shaft of the driving motor 4 are fixed. One end of the first rotating shaft 16, which is far away from the disc 15, is fixedly connected with a clutch sleeve 7, the clutch sleeve 7 is sleeved outside the sleeve 5, a clutch part 8 is arranged in the sleeve 5, the clutch sleeve 7 is connected with the sleeve 5 through the clutch part 8, the clutch part 8 comprises a bottom plate 81 and an elastic plate 82, and a bending plate 83 is fixedly connected between the bottom plate 81 and the elastic plate 82. The side of the elastic plate 82 far away from the bottom plate 81 is provided with a clutch column 84, the sleeve 5 is provided with a clutch hole 51, and one end of the clutch column 84 far away from the elastic plate 82 penetrates through the clutch hole 51. Two fixing columns 71 are arranged in the clutch sleeve 7, a gap is reserved between the two fixing columns 71, and the elastic plate 82 and the bottom plate 81 are clamped in the gap between the two fixing columns 71. Set up separation and reunion cover 7 and sleeve pipe 5 between driving motor 4 and first pivot 16, realize the transmission of driving motor 4 and first pivot 16 through clutch 8, wearing and tearing are only the wearing and tearing between sleeve pipe 5 and separation and reunion cover 7 like this, have reduced the wearing and tearing of motor shaft, and clutch 8 connected mode is simple, is convenient for change. And the driving motor 4 can be separated when the workpiece does not need to be rotated, so that the driving motor 4 is prevented from being easily damaged due to high-frequency vibration generated during workpiece processing as far as possible.

The implementation principle of the multi-degree-of-freedom turn-milling tool for the small machining platform is as follows: demolish latch segment 2 through unscrewing bolt 3, take out locating part 19 again, thereby just can start driving motor 4 and control bracing piece 13 and mount pad 14 rotation, help the work piece to accomplish the motion of rotation axis to make the work piece of long size and multi-angle can carry out the motion of fourth axis and be convenient for process at three-axis machining center, compare in four-axis machining center, saved the acquisition cost. Set up separation and reunion cover 7 and sleeve pipe 5 between driving motor 4 and first pivot 16, realize driving motor 4 and the transmission of first pivot 16 through clutch 8, wearing and tearing are only the wearing and tearing between sleeve pipe 5 and separation and reunion cover 7 like this, have reduced the wearing and tearing of motor shaft, and conveniently change clutch 8, have reduced the cost.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A multi-degree-of-freedom turning and milling tool for a small processing platform, characterized in that it comprises a base (1), and the base (1) is symmetrically provided with a first rotating seat (11) and a second rotating seat ( 12), a support rod (13) is provided between the first rotary base (11) and the second rotary base (12), and a mounting base (14) for accommodating the workpiece is provided on the support rod (13) ); a rotatable disk (15) is connected between the first rotating seat (11) and the end of the support rod (13) close to the first rotating seat (11), and the disk (15) ) can drive the support rod (13) to rotate.

2. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 1, characterized in that: the first rotating seat (11) is vertically arranged and the top of the first rotating seat (11) A first card slot (111) is opened on the surface, a first rotation shaft (16) is arranged on the first card slot (111), and the first rotation shaft (16) passes through the disc (15) and the The support rod (13) is fixedly connected, the outer wall of the first rotating shaft (16) is fixedly connected with the inner side wall of the disk (15); the second rotating seat (12) is vertically arranged and the second rotating The top surface of the seat (12) is provided with a second clamping slot (121), the second clamping slot (121) is provided with a second rotating shaft (17), the second rotating shaft (17) and the support rod ( 13) Fixed connection.

3. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 2, characterized in that: the top surface of the first rotating seat (11) and the top surface of the second rotating seat (12) Threaded holes (18) are provided on both surfaces, and a locking block (2) is connected to the side of the first rotating shaft (16) and the second rotating shaft (17) away from the base (1). The holes (18) are connected with bolts (3), the locking blocks (2) are all provided with through holes (21), and the bolts (3) pass through the through holes (21) and the Threaded hole (18) connection.

4. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 3, characterized in that: a limiting slot (151) is provided on the disc (15), and the first rotating seat (11) ) A limiting hole (112) is provided on the side away from the disc (15), the limiting hole (112) is connected with a limiting piece (19), and the limiting piece (19) passes through the limiting piece (19). The position hole (112) is snapped into the position limit groove (151).

5. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 2, wherein a drive motor (4) is connected to one end of the first shaft (16) away from the disc (15). ).

6. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 5, characterized in that: the output shaft of the driving motor (4) is fixedly connected with a sleeve (5), and the first rotating shaft (16) One end away from the disc (15) is provided with a clutch sleeve (7), the clutch sleeve (7) is sleeved on the outside of the sleeve (5), and the sleeve (5) is provided with A clutch piece (8), the clutch sleeve (7) is connected with the sleeve (5) through the clutch piece (8).

7. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 6, wherein a locking hole (52) is provided on the sleeve (5), and the locking hole (52) ) is connected with a locking screw (53), and the locking screw (53) is connected with the output shaft of the driving motor (4) through the locking hole (52).

8. The multi-DOF turning-milling tool for a small processing platform according to claim 6, characterized in that: the clutch (8) comprises a bottom plate (81) and an elastic plate (82), the bottom plate (81) ) and the elastic plate (82) are fixedly connected with a curved plate (83).

9. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 8, characterized in that: the elastic plate (82) is provided with a clutch column (84), and the sleeve (5) is provided with a clutch column (84). A clutch hole (51) is provided, and one end of the clutch column (84) away from the elastic plate (82) passes through the clutch hole (51).

10. The multi-degree-of-freedom turning-milling tool for a small processing platform according to claim 9, characterized in that: the clutch sleeve (7) is provided with two fixing columns (71), and the two fixing columns are A gap is left between (71), and the elastic plate (82) and the bottom plate (81) are clamped in the gap between the two fixing columns (71).