CN208247200U - A kind of nose assembly for makita 4100NH - Google Patents

Abstract

The utility model provides a kind of nose assembly for makita 4100NH, including crane, swivel mount, cutting motor and cutting sheet, the drive rod and ball screw arranged and be arranged parallel vertically are rotatably connected on the crane, and the drive rod is located at the cental axial position of the crane, the upper end of the crane is provided with the rotating electric machine for driving the drive rod rotation and the lifting motor for driving the ball screw rotation, the swivel mount is fixedly connected on the lower end of the drive rod, the feed screw nut with ball screw cooperation is arranged on the ball screw, the feed screw nut is fixedly connected in the rack of makita 4100NH.By the upper end that rotating electric machine is arranged in crane, the volume of crane is effectively reduced, so that cutting machine has preferable flexibility, while driving crane to slide up and down relative to the rack of cutting machine by using ball screw, the position of lifting is more accurate, and cutting accuracy is relatively high.

Description

A kind of nose assembly for makita 4100NH

Technical field

The utility model relates to a kind of stone machining equipment, especially a kind of nose assembly for makita 4100NH.

Background technique

Stone material product usually requires to carry out stone material cutting processing in process of production, however existing makita 4100NH is logical The cutting on single direction can only be often carried out, it, then will be by changing by the angle of cutting stone material if necessary to change cutting angle To realize, it is difficult to meet diversified cutting demand.

In order to be cut in a plurality of directions to stone material, crane of the Some Enterprises in traditional bridge cutting machine Lower end or the internal rotating mechanism installed additional for driving cutting motor and cutting cutting sheet rotation, however this will increase crane Volume, influence the flexibility of cutting machine, driven simultaneously because the crane of traditional bridge cutting machine generallys use oil cylinder Dynamic, the position of lifting is more inaccurate, and cutting accuracy is relatively poor.

In view of this, the applicant conducts in-depth research the nose assembly for makita 4100NH, there is this case then It generates.

Utility model content

The preferable and relatively high cutting accuracy use the purpose of this utility model is to provide a kind of flexibility of cutting machine In the nose assembly of makita 4100NH.

To achieve the goals above, the utility model adopts the following technical solution:

A kind of nose assembly for makita 4100NH, including the lifting being slidably connected in the rack of makita 4100NH Frame, the swivel mount below the crane, the cutting motor being mounted on the swivel mount and it is mounted on cutting electricity Cutting sheet on the output shaft of machine is rotatably connected on the crane and arranges vertically and the drive rod being arranged parallel and rolling Ballscrew, and the drive rod is located at the cental axial position of the crane, the upper end of the crane is provided with for driving The rotating electric machine of the drive rod rotation and lifting motor for driving ball screw rotation, the swivel mount is fixed to be connected Connect the feed screw nut being arranged on the lower end of the drive rod, the ball screw with ball screw cooperation, the screw rod Nut is fixedly connected in the rack of makita 4100NH.

As a kind of improvement of the utility model, the swivel mount includes the supporting plate connecting with the drive rod and two points The cantilever not being integrally attached on the supporting plate, two cantilevers are arranged parallel, and are cut with the crane and stone material Machine housing slide connection side be right side, the cantilever from the one end being connect with the supporting plate to another extreme direction gradually to Lower right inclination, the cutting motor are connected between the end of one end that two cantilevers are not connect with the supporting plate.

As a kind of improvement of the utility model, the rotating electric machine and the lifting motor are all servo motor.

As a kind of improvement of the utility model, the upper end of the drive rod is fixedly connected with driven pulley, the rotation It is fixedly connected with driving pulley on the output shaft of motor, is arranged with synchronous belt between the driving pulley and the driven pulley.

By adopting the above technical scheme, the utility model has the following beneficial effects:

1, by the way that rotating electric machine to be arranged in the upper end of crane, the volume of crane is effectively reduced, so that cutting machine Crane is driven to slide up and down relative to the rack of cutting machine with preferable flexibility, while by using ball screw, The position of lifting is more accurate, and cutting accuracy is relatively high.

2, by using specific rotation rack structure, so that cutting motor and cutting sheet and crane mutual dislocation, cutting Reaction force suffered by piece cutting stone material will not be applied directly on crane and ball screw, help to improve ball screw Use the longevity.

Detailed description of the invention

Fig. 1 is structural schematic diagram of the utility model for the nose assembly of makita 4100NH；

Fig. 2 is side view structure signal of the utility model for the nose assembly of makita 4100NH.

It is as follows that correspondence is indicated in figure:

10- crane；20- swivel mount；

21- supporting plate；22- cantilever；

30- drive rod；31- rotating electric machine；

32- synchronous belt；40- ball screw；

41- lifting motor；42- planetary gear ferment group.

Specific embodiment

The utility model is described further in the following with reference to the drawings and specific embodiments.

Nose assembly provided in this embodiment for makita 4100NH can be used for conventional bridge cutting machine or horizontal cut In cutting mill, it is illustrated so that nose assembly is for bridge cutting machine as an example in the present embodiment.As depicted in figs. 1 and 2, this implementation The nose assembly for makita 4100NH that example provides includes the rack (not shown) for being slidably connected at makita 4100NH Crane 10, the swivel mount 20 positioned at the lower section of crane 10, the cutting motor (not shown) that is mounted on swivel mount 20 With the cutting sheet (not shown) on the output shaft for being mounted on cutting motor, wherein cutting motor and cutting sheet and its specific It is all identical as the conventional nose assembly of cutting machine to be connected with each other structure, not the emphasis of the present embodiment, and will not be described here in detail.It needs It is noted that due to being illustrated so that nose assembly is for bridge cutting machine as an example in the present embodiment, in this implementation In example, crane 10 is connected on the moving beam of the rack of bridge cutting machine by linear guide vertical sliding.

It is rotatably connected to the drive rod 30 and ball screw 40 arranged and be arranged parallel vertically on crane 10, and passes Lever 30 is located at the cental axial position of crane 10.The upper end of crane 10 is provided with the rotation for driving drive rod 30 to rotate Motor 31 and lifting motor 41 for driving ball screw 40 to rotate, wherein rotating electric machine 31 and lifting motor 41 are all servo Motor can accurately control the rotating cycle or rotation angle of drive rod 30 and ball screw 40 in this way.Rotating electric machine 31 and biography Specific transmission connecting structure between lever and between lifting motor 41 and ball screw 40 can be conventional structure, preferably , in the present embodiment, lifting motor 41 realizes transmission connection by planetary reducer 42 and ball screw 40, meanwhile, The upper end of drive rod 30 is fixedly connected with driven pulley, and driving pulley is fixedly connected on the output shaft of rotating electric machine 31, actively It is arranged with synchronous belt 32 between belt wheel and driven pulley, the transmission connection between rotating electric machine 31 and drive rod 30 is realized with this, In this way, rotating electric machine 31 and lifting motor 41 can be separately positioned on to the two sides of drive rod 30, avoid crane 10 is unilateral from holding By biggish power, and then ball screw 40 is avoided to cause to be bent due to bearing the torque of crane, helps to improve ball screw 40 service life.

Swivel mount 20 is fixedly connected on the lower end of drive rod 30, since drive rod 30 is located at the center axle position of crane 10 It sets, after being transmitted to crane 10 to the pulling force of drive rod 30 caused by the gravity of swivel mount 20 and cutting motor, will not allow The 10 biggish power of unilateral receiving of crane.In addition, being arranged with the feed screw nut with the ball screw 40 cooperation on ball screw 40 (not shown), the feed screw nut are fixedly connected in the rack of makita 4100NH, i.e., in the present embodiment, feed screw nut is solid Surely it is connected on the crossbeam of the rack of bridge cutting machine.In this way, crane 10 can be in ball wire under the driving of lifting motor 41 It is slided up and down under the drive of bar 40 along linear guide, and swivel mount 20 then can be under the driving of rotating electric machine 31 in horizontal plane Upper rotation, and then cutting sheet rotation is driven, realize the transformation of cut direction.

Preferably, in the present embodiment, swivel mount 20 includes the supporting plate 21 connecting with drive rod 30 and two difference one The cantilever 22 being connected on supporting plate 21, two cantilevers 22 are arranged parallel, sliding with the rack of crane 10 and makita 4100NH The side of dynamic connection is right side, i.e., using the right side of view shown in Fig. 2 as the right side of nose assembly, cantilever 22 connects from supporting plate 21 To another extreme direction gradually to the right to inclination, cutting motor is connected to two cantilevers 22 and does not connect with supporting plate 21 for the one end connect One end end between.Cutting motor and cutting sheet and 10 mutual dislocation of crane may make to cut in cutting process in this way Reaction force suffered by pitch cutting cutting stone material will not be applied directly on crane 10 and ball screw 40, help to improve rolling Ballscrew 40 uses the longevity.

The utility model is described in detail above in conjunction with attached drawing, but the embodiments of the present invention and not only It is limited to above embodiment, those skilled in the art can make various modifications to the utility model according to the prior art, these Belong to the protection scope of the utility model.

Claims (4)

1. a kind of nose assembly for makita 4100NH, which is characterized in that the rack including being slidably connected at makita 4100NH On crane, the swivel mount below the crane, the cutting motor being mounted on the swivel mount and be mounted on institute The cutting sheet on the output shaft of cutting motor is stated, the biography arranged and be arranged parallel vertically is rotatably connected on the crane Lever and ball screw, and the drive rod is located at the cental axial position of the crane, the upper end of the crane is provided with Lifting motor for driving the rotating electric machine of the drive rod rotation and for driving the ball screw rotation, the rotation Frame is fixedly connected on the lower end of the drive rod, and the feed screw nut with ball screw cooperation is arranged on the ball screw, The feed screw nut is fixedly connected in the rack of makita 4100NH.

2. being used for the nose assembly of makita 4100NH as described in claim 1, which is characterized in that the swivel mount includes and institute The supporting plate and two cantilevers being integrally attached on the supporting plate respectively of drive rod connection are stated, two cantilevers are parallel to each other cloth It sets, using the side of the housing slide of the crane and makita 4100NH connection as right side, the cantilever connects from the supporting plate The one end connect to another extreme direction gradually to the right to inclination, the cutting motor be connected to two cantilevers not with it is described Between the end of one end of supporting plate connection.

3. as claimed in claim 1 or 2 be used for makita 4100NH nose assembly, which is characterized in that the rotating electric machine and The lifting motor is all servo motor.

4. as claimed in claim 1 or 2 be used for makita 4100NH nose assembly, which is characterized in that the drive rod it is upper End is fixedly connected with driven pulley, is fixedly connected with driving pulley on the output shaft of the rotating electric machine, the driving pulley and Synchronous belt is arranged between the driven pulley.