CN210209588U

CN210209588U - Machine head with cutter locking device

Info

Publication number: CN210209588U
Application number: CN201920926676.1U
Authority: CN
Inventors: Aibin Ma; 马爱斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-03-31
Anticipated expiration: 2029-06-19

Abstract

The utility model belongs to the technical field of cutting machines, in particular to a machine head with a cutter locking device, which comprises a machine head main body, wherein the machine head main body is provided with a clamp for clamping a cutter, the clamp is connected with a driving device through a connecting piece, and the driving device drives the clamp to move and further drives the cutter to move up and down; the fixture is characterized in that a plurality of bearings and a support piece are arranged in the connecting piece, the bearings are respectively located on two end faces of the support piece, the fixture is provided with a main shaft, and the main shaft is provided with a groove rail used for placing balls. The utility model discloses a thereby be provided with the bearing respectively from top to bottom in the support piece in the connecting piece and bear the axial force between connecting piece and the anchor clamps and between connecting piece and the drive arrangement, and then reduce the fit-up gap between the three, simultaneously can less noise. Meanwhile, the balls are matched with the groove rails, so that accurate steering is provided. Therefore the bolted connection of original adoption of comparing, the utility model discloses a connect more stably and the precision is also high.

Description

Machine head with cutter locking device

Technical Field

The utility model belongs to the technical field of cutting bed, refer in particular to a aircraft nose with cutter locking device.

Background

The cutting bed mainly comprises a cutting table, a cutter seat, a cutter frame, an operation panel and a vacuum suction device. The tool is arranged on the tool rest and is installed through the clamp, and meanwhile, the tool can drive the clamp to move up and down at a high speed through the driving device, so that the connection between the clamp and the driving device is very important, and the connection between the clamp and the driving device can ensure up and down movement and prevent looseness in the moving process.

However, although the conventional cutting bed generally adopts a bolt connection, the bolt is sheared due to high-speed movement, and thus, looseness occurs. Meanwhile, when looseness is generated between the clamp and the driving device, the movement of the cutter is influenced, and the precision of the cutter is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a aircraft nose with cutter locking device bears the axial force through two upper and lower bearings, and then noise reduction and fit-up gap, simultaneously through the cooperation of ball with the grooved rail to provide accurate turning to, and then solve the not hard up and not high problem of precision of cutter.

The purpose of the utility model is realized like this:

a machine head with a cutter locking device comprises a machine head main body, wherein a clamp for clamping a cutter is arranged on the machine head main body, the clamp is connected with a driving device through a connecting piece, and the driving device drives the clamp to move so as to drive the cutter to move up and down;

the fixture is characterized in that a plurality of bearings and a support piece are arranged in the connecting piece, the bearings are respectively located on two end faces of the support piece, the fixture is provided with a main shaft, and the main shaft is provided with a groove rail used for placing balls.

On the basis of the above scheme, a further improved or preferred scheme further comprises:

preferably, the clamp is formed with a plane, the plane is provided with a mounting groove for placing the cutter, the cutter and the mounting groove are respectively provided with a first mounting hole and a second mounting hole, and the mounting member penetrates through the first mounting hole and the second mounting hole, so as to connect the clamp and the cutter.

Preferably, one end of the mounting hole extends to the edge of the cutter and forms a gap.

Preferably, the driving device comprises a first connecting rod, a connecting shaft rod and a cam, the first connecting rod is connected with the first connecting rod, the first connecting rod is connected with the cam through the connecting shaft rod, the cam is connected with a first motor, and the first motor drives the cutter to move up and down.

Preferably, the first connecting rod is connected with a second connecting rod through a connecting shaft rod, and the second connecting rod is arranged between the first connecting rod and the cam;

the second connecting rod is arranged on the machine head main body through the upper rod, the machine head main body is provided with a fixing piece, and one end of the upper rod is sleeved on the fixing piece.

Preferably, the connecting piece both sides are provided with the slider, the aircraft nose main part is provided with the track corresponding to the slider, through slider and track looks adaptation to make the moving member remove to set up at the aircraft nose main part.

Preferably, the fixture sleeve is provided with a first rotating wheel, a second motor used for driving the cutter to rotate is arranged on the machine head main body, an output shaft is arranged on the second motor, the second rotating wheel is sleeved outside the output shaft, and the first rotating wheel and the second rotating wheel are connected through a conveying belt.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses a thereby be provided with the bearing respectively from top to bottom in the support piece in the connecting piece and bear the axial force between connecting piece and the anchor clamps and between connecting piece and the drive arrangement, and then reduce the fit-up gap between the three, simultaneously can less noise. Meanwhile, the balls are matched with the groove rails, so that accurate steering is provided. Therefore compare the bolted connection of original adoption, this use neotype connection more stable and the precision is also high.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the structure of the relevant parts of the tool;

FIG. 3 is a schematic view of the drive mechanism;

FIG. 4 is one of the schematic structural views of the connector;

FIG. 5 is a second schematic view of the connector;

FIG. 6 is an enlarged schematic view of A of FIG. 5;

FIG. 7 is a schematic view of the structure between the holder and the tool;

FIG. 8 is an enlarged schematic view of B of FIG. 7;

fig. 9 is a schematic configuration diagram of a use state of the present invention.

In the figure: 1-a handpiece main body; 2-cutting tools; 3, clamping; 4-a connector; 5-a drive device;

6-a bearing; 7-a support; 8-a main shaft; 9-grooved rail; 10-plane; 11-mounting grooves;

12-a first mounting hole; 13-mounting hole II; 14-connecting rod one; 15-connecting the shaft lever; 16-a cam;

17-a first motor; 18-link two; 19-upper rod; 20-a fixing member; 21-a slide block;

22-track; 23-a first rotating wheel; 24-motor two; 25-an output shaft; 26-rotating wheel two;

27-conveyor belt.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

With reference to fig. 1, 2 and 9, and specifically to fig. 5, a machine head with a tool locking device is known, which includes a machine head main body 1, wherein the machine head main body 1 is provided with a clamp 3 for clamping a tool 2, and the clamp 3 is connected to a driving device 5 through a connecting member 4, so that in an actual use process, the driving device 5 is adopted to drive the clamp 3 to move, and further drive the tool 2 to move up and down;

as shown in fig. 6, a plurality of bearings 6 and a supporting member 7 are disposed in the connecting member 4, wherein the bearings 6 are respectively disposed on two end surfaces of the supporting member 7, and the fixture 3 is provided with a main shaft 8, and the main shaft 8 is provided with a groove rail 9 for placing a ball.

Therefore the utility model discloses a thereby support piece 7 in connecting piece 3 is provided with bearing 6 from top to bottom respectively and bears the axial force between connecting piece 4 and anchor clamps 3 and between connecting piece 3 and drive arrangement 5, and then reduces the fit-up gap between the three, can less noise simultaneously. But also by the cooperation of the balls with the grooved rail 9, thereby providing accurate steering. Therefore compare the bolted connection of original adoption, this use neotype connection more stable and the precision is also high. Referring to fig. 8 and 7, it can be seen that the clamp 3 is formed with a plane 10, and in actual use, the tool 2 is first placed on the plane 10, and then the mounting member is passed through the tool 2 and the plane 10, so as to connect the tool 2 and the clamp 3. Wherein the mounting part is a standard part and can be a bolt or a screw and the like.

Compared with the prior art, the cutter 2 is internally arranged, and the specific process is as follows: the holder 3 is first provided with a hole, and the top of the tool 2 is then inserted into the hole and mounted by means of the mounting member. Therefore, the tool 2 cannot be seen when the tool is mounted by the mounting member, and the tool is inconvenient to mount.

The utility model discloses a set up plane 10 to make cutter 2 external, therefore can know the concrete position of cutter 2, so be convenient for install. Meanwhile, when the cutter is externally arranged, the plane 10 has larger contact area than an arc surface and the like, and can prevent the cutter 2 and the clamp 3 from rotating. In practical use, the tool 2 is rotated passively, and the tool 2 is rotated by the clamp 3, so that the tool 2 and the clamp 3 cannot rotate, and the plane 10 can prevent the tool 2 and the clamp 3 from rotating.

Fig. 9 is a view showing a state of use of the present invention, so that the handpiece body 1 generally has a cutting function in order to show the position and function of the handpiece body 1. Meanwhile, the nose of the cutting bed is the prior art, so the nose body 1 of the technical scheme should include other necessary features capable of realizing the functions of the nose, and the necessary features are the prior art, so the nose body 1 is used to refer to the features in a unified way.

With reference to fig. 7 and 8, the specific structure of the tool 2 mounting can be seen: firstly, the plane 10 is provided with a placing groove 11, and the cutter 2 and the placing groove 11 are respectively provided with a first mounting hole 12 and a second mounting hole 13. In the actual use process, the cutter 2 is firstly placed in the placing groove 11, wherein the placing groove 11 has the functions of limiting and limiting the rotation of the cutter 2. And then the mounting piece penetrates through the first mounting hole 12 and the second mounting hole 13, so that the clamp 3 and the cutter 2 are connected. Wherein the mounting part is a standard part and can be a bolt or a screw and the like. Therefore the utility model discloses a simple connection structure to guarantee that the stability of structure is convenient for process and installation simultaneously.

And in particular to fig. 8, in order to facilitate mounting and dismounting. The utility model discloses extend to 2 edges on the cutter with mounting hole one 12 one end to form the opening. The gap means that one end of the first mounting hole 12 is opened, so that one end of the first mounting hole 12 is in an open state, and the mounting piece can directly enter the first mounting hole 12 through the gap.

When the mounting piece is a bolt or a screw, the mounting piece is a notch, so that the bolt or the screw only needs to be slightly loosened and then the cutter 2 is slightly inclined downwards to be taken out when the mounting piece is disassembled. Therefore, the bolt or the screw does not need to be screwed out completely, and the bolt can be disassembled and assembled next time, thereby being very convenient.

With reference to fig. 2 and 3, the specific structure of the movement of the tool 2 can be seen: firstly, the driving device 5 comprises a first connecting rod 14, a connecting shaft rod 15 and a cam 16, the first connecting rod 14 is connected with the connecting piece 4, the first connecting rod 14 is connected with the cam 16 through the connecting shaft rod 15, and the first motor 17 is connected with the cam 16

In the actual use process, the first motor 17 provides power to enable the cam 16 to rotate, then the cam 16 rotates to drive the connecting rod 15 to rotate, the connecting rod 15 rotates to drive the first connecting rod 14 to rotate, further the first connecting rod 14 rotates to drive the clamp 3 to move up and down, and therefore the clamp 3 moves up and down to drive the cutter 2 to move up and down. Therefore the utility model discloses a simple structure to guarantee that the stability of structure is convenient for process and installation simultaneously.

Referring to fig. 3 in detail, it can be seen that the first link 14 is connected to the second link 18 through the connecting shaft 15, and the second link 18 is disposed between the first link 14 and the cam 16. Meanwhile, the second connecting rod 18 is arranged on the handpiece main body 1 through the upper rod 19, the handpiece main body 1 is provided with a fixing piece 20, and one end of the upper rod 19 is sleeved on the fixing piece 20.

In actual use, the rotation of the connecting rod 15 will also drive the rotation of the second connecting rod 18, and the rotation of the second connecting rod 18 will drive the rotation of the upper rod 19. Meanwhile, one end of the upper rod 19 is sleeved on the fixing piece 20, so that the rotation of the upper rod 19 has a certain range, the movement of the cutter 2 has a certain range, and the cutter 2 cannot interfere with other parts due to the range limitation during cutting, so that the service life is prolonged.

As shown in fig. 4, it can be known that the connecting member 4 is movably disposed on the handpiece main body 1, wherein the moving structure specifically includes: firstly, the two sides of the connecting piece 4 are provided with sliding blocks 21, wherein the number of the sliding blocks 21 is not limited. While the head main body 1 is provided with a rail 22 corresponding to the slider 21. In the actual use process, when the first motor 17 drives the driving device 5, the driving device 5 can drive the connecting piece 4 to move up and down, and then the cutter 2 is driven to move up and down through the up and down movement of the connecting piece 4, and the sliding block 21 and the track 22 are matched, so that the connecting piece 4 is movably arranged on the machine head main body 1. The event the utility model discloses a simple structure to guarantee that the stability of structure is convenient for process and installation simultaneously.

As shown in fig. 2, the specific structure of the rotation of the tool 2 can be known: firstly, the fixture 3 is sleeved with a first rotating wheel 23, a second motor 24 for driving the cutter 2 to rotate is arranged on the machine head main body 1, meanwhile, the second motor 24 is provided with an output shaft 25, the second rotating wheel 26 is sleeved outside the output shaft 25, and the first rotating wheel 23 and the second rotating wheel 26 are connected through a conveying belt 27.

In the actual use process, the power provided by the second motor 24 drives the output shaft 25 to rotate, the output shaft 25 rotates to drive the second rotating wheel 26 to rotate, meanwhile, the second rotating wheel 26 rotates to drive the conveying belt 27 to rotate, the conveying belt 27 rotates to drive the first rotating wheel 23 to rotate, the first rotating wheel 23 rotates to drive the clamp 3 to rotate, and therefore the clamp 3 rotates to drive the cutter 2 to rotate. Therefore the utility model discloses a simple structure to guarantee that the stability of structure is convenient for process and installation simultaneously.

The specific working process of the scheme is as follows:

a machine head with a cutter locking device comprises a machine head main body 1, wherein the machine head main body 1 is provided with a clamp 3 used for clamping a cutter 2, and the clamp 3 is connected with a driving device 5 through a connecting piece 4, so that in the actual use process, the driving device 5 is adopted to drive the clamp 3 to move so as to drive the cutter 2 to move up and down;

and be provided with a plurality of bearing 6 and support piece 7 in the connecting piece 4, wherein bearing 6 is located support piece 7 both ends face respectively, and anchor clamps 3 are provided with main shaft 8, and main shaft 8 offers the grooved rail 9 that is used for placing the ball simultaneously.

Therefore the utility model discloses a thereby support piece 7 in connecting piece 3 is provided with bearing 6 from top to bottom respectively and bears the axial force between connecting piece 4 and anchor clamps 3 and between connecting piece 3 and drive arrangement 5, and then reduces the fit-up gap between the three, can less noise simultaneously. But also by the cooperation of the balls with the grooved rail 9, thereby providing accurate steering. Therefore compare the bolted connection of original adoption, this use neotype connection more stable and the precision is also high.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A handpiece with a tool locking device, comprising a handpiece body (1), characterized in that: the machine head main body (1) is provided with a clamp (3) used for clamping a cutter (2), the clamp (3) is connected with a driving device (5) through a connecting piece (4), and the driving device (5) drives the clamp (3) to move so as to drive the cutter (2) to move up and down;

be provided with a plurality of bearing (6) and support piece (7) in connecting piece (4), bearing (6) are located support piece (7) both ends face respectively, and anchor clamps (3) are provided with main shaft (8), and grooved rail (9) that are used for placing the ball are seted up in main shaft (8).

2. The handpiece with the tool locking device according to claim 1, wherein: anchor clamps (3) shaping has a plane (10), and plane (10) are seted up and are used for placing mounting groove (11) of cutter (2), and mounting hole one (12) and mounting hole two (13) have been seted up respectively to cutter (2) and mounting groove (11), have the installed part to pass mounting hole one (12) and mounting hole two (13) to coupling fixture (3) and cutter (2).

3. The handpiece with the tool locking device according to claim 2, wherein: one end of the first mounting hole (12) extends to the edge of the cutter (2) and forms a notch.

4. The handpiece with the tool locking device according to claim 1, wherein: the driving device (5) comprises a first connecting rod (14), a connecting shaft rod (15) and a cam (16), the first connecting rod (14) is connected to the connecting piece (4), the first connecting rod (14) is connected with the cam (16) through the connecting shaft rod (15), the cam (16) is connected with a first motor (17), and the first motor (17) drives the cutter (2) to move up and down.

5. The handpiece with the tool locking device according to claim 4, wherein: the first connecting rod (14) is connected with a second connecting rod (18) through a connecting shaft rod (15), and the second connecting rod (18) is arranged between the first connecting rod (14) and the cam (16);

the second connecting rod (18) is arranged on the handpiece main body (1) through an upper rod (19), the handpiece main body (1) is provided with a fixing piece (20), and one end of the upper rod (19) is sleeved on the fixing piece (20).

6. The handpiece with the tool locking device according to claim 1, wherein: the two sides of the connecting piece (4) are provided with sliding blocks (21), the machine head main body (1) is provided with tracks (22) corresponding to the sliding blocks (21), and the sliding blocks (21) are matched with the tracks (22) so that the connecting piece (4) is movably arranged on the machine head main body (1).

7. The handpiece with the tool locking device according to claim 1, wherein: the fixture (3) is sleeved with a first rotating wheel (23), a second motor (24) used for driving the cutter (2) to rotate is arranged on the machine head main body (1), an output shaft (25) is arranged on the second motor (24), a second rotating wheel (26) is sleeved outside the output shaft (25), and the first rotating wheel (23) and the second rotating wheel (26) are connected through a conveying belt (27).