CN217749392U - Built-in numerical control vertical turret tool rest of large-speed-ratio and large-torque motor - Google Patents

Abstract

The utility model relates to a vertical capstan head knife rest technical field, in particular to built-in numerical control vertical capstan head knife rest of large velocity ratio, big torque motor, including drive mechanism and knife rest body, drive mechanism includes motor and the drive plate subassembly by motor drive, the drive plate subassembly includes eccentric shaft, first movable fluted disc and second movable fluted disc, antifriction bearing is installed at the both ends of eccentric shaft and by motor drive, first movable fluted disc and second movable fluted disc are installed on the drive plate fixing base and are meshed with the output disc, first movable fluted disc and second movable fluted disc pass through the bearing and install on the eccentric shaft; the knife rest body is connected with the transmission disc fixing seat. The utility model discloses a movable tooth transmission, simple structure, compactness, many tooth meshing bearing capacity are big, break through the restriction that general rigid engagement transmission is mostly only 1-2 to the tooth meshing, have realized many tooth meshing, and the number of teeth of meshing simultaneously can reach 50%, has very high bearing capacity, shock resistance and higher transmission efficiency.

Description

Built-in numerical control vertical turret tool rest of large-speed-ratio and large-torque motor

Technical Field

The utility model relates to a vertical capstan head tool rest technical field, in particular to concealed numerical control vertical capstan head tool rest in big velocity ratio, big torque motor.

Background

The numerical control vertical turret tool rest with the built-in motor has the main advantages of built-in motor, attractive appearance, interference and collision avoidance and good waterproof performance. The disadvantages are that the internal space is extremely compact, and the transmission bearing capacity and transmission efficiency are low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lower problem of the vertical capstan head transmission bearing capacity of the built-in numerical control of motor among the correlation technique and transmission efficiency, a big velocity ratio is proposed, the vertical capstan head of the built-in numerical control of big torque motor, adopt the oscillating tooth transmission, moreover, the steam generator is simple in structure, and is compact, many tooth meshing bearing capacity are big, break through the restriction that general rigid meshing transmission is mostly only 1-2 to the tooth meshing, the multiple tooth meshing has been realized, the meshing number of teeth can reach 50% simultaneously, therefore it has very high bearing capacity, shock resistance and higher transmission efficiency.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a large speed ratio, large torque motor concealed digital control vertical turret tool rest includes:

the transmission mechanism comprises a motor and a transmission disc assembly driven by the motor, the transmission disc assembly comprises an eccentric shaft, a first movable toothed disc and a second movable toothed disc, rolling bearings are mounted at two ends of the eccentric shaft and driven by the motor, the first movable toothed disc and the second movable toothed disc are mounted on a transmission disc fixing seat and meshed with the output disc, and the first movable toothed disc and the second movable toothed disc are mounted on the eccentric shaft through bearings;

the tool rest body is connected with the transmission disc fixing seat.

Preferably, the tool rest further comprises a locking mechanism, and the locking mechanism is used for locking the tool rest body.

Preferably, the eccentric shafts are eccentrically staggered by 180 °.

Preferably, the first movable toothed disc and the second movable toothed disc are installed on the transmission disc fixing seat in a staggered manner by half of a tooth pitch.

As preferred scheme, the driving disc subassembly still includes the motor mounting panel, motor mounting panel and driving disc fixing base pass through the screw connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model adopts the movable tooth transmission, the structure is simple and compact, the bearing capacity of the multi-tooth meshing is large, the limitation of 1-2 teeth meshing in general rigid meshing transmission is broken through, the multi-tooth meshing is realized, and the number of meshing teeth can reach 50 percent at the same time, so the movable tooth transmission has very high bearing capacity and impact resistance; the volume and the transmission ratio are the same, the bearing capacity is 6 times larger than that of gear transmission and 5 times larger than that of worm transmission, and because the ORT transmission reduction ratio i = Zh, the single-stage transmission can obtain larger transmission ratio, and compared with the speed reducer with the same power and the same transmission ratio, the volume is reduced by 2/3 and the size is reduced by 1/2; the output disc transmits the torque of the motor to the tool rest body through the pusher dog on the output disc, so that the built-in numerical control vertical turret tool rest of the motor can realize the transmission with large speed ratio, large torque and high efficiency under the limit of extremely compact space size; the eccentric shaft is designed to be staggered by 180 degrees, and the two movable fluted discs are installed to be staggered by half of the tooth pitch, so that the designed installation can balance the inertia moment caused by eccentricity.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the drive plate assembly of the present invention;

figure 3 is a cross-sectional view of the drive disk assembly of the present invention.

In the figure:

1. the device comprises a transmission mechanism, 1-1, a motor, 1-2, a transmission disc assembly, 1-21, an eccentric shaft, 1-22, a first movable gear disc, 1-23, a second movable gear disc, 1-24, a rolling bearing, 1-25, a transmission disc fixing seat, 1-26, an output disc, 1-27, a motor mounting plate, 2 and a tool rest body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

As shown in fig. 1 to 3, a large speed ratio and large torque motor built-in numerical control vertical turret tool rest comprises a transmission mechanism 1 and a tool rest body 2, wherein the transmission mechanism 1 comprises a motor 1-1 and a transmission disc assembly 1-2 driven by the motor 1-1, the transmission disc assembly 1-2 comprises an eccentric shaft 1-21, a first movable toothed disc 1-22 and a second movable toothed disc 1-23, rolling bearings 1-24 are mounted at two ends of the eccentric shaft 1-21 and are driven by the motor 1-1, the first movable toothed disc 1-22 and the second movable toothed disc 1-23 are mounted on a transmission disc fixing seat 1-25 and are meshed with an output disc 1-26, specifically, the first movable toothed disc 1-22 and the second movable toothed disc 1-23 are of an external tooth structure, the output disc 1-26 is of an output disc structure, and the first movable toothed disc 1-22 and the second movable toothed disc 1-23 are mounted on the eccentric shaft 1-21 through bearings; the tool rest body 2 is connected with the transmission disc fixing seats 1-25; the motor 1-1 drives the eccentric shaft 1-21 to drive the first movable gear disc 1-22 and the second movable gear disc 1-23 to move radially, the first movable gear disc 1-22 and the second movable gear disc 1-23 are meshed with the output disc 1-26 to force the output disc 1-26 to generate circumferential staggered tooth movement and transmit torque, the output disc 1-26 is provided with a pusher dog, and the output disc 1-26 transmits the torque of the motor 1-1 to the tool rest body 2 through the pusher dog on the output disc 1-26.

In one embodiment, a locking mechanism is also included for locking the toolholder body 2.

In one embodiment, the eccentric shafts 1-21 are eccentrically staggered by 180 degrees, and the first movable toothed disc 1-22 and the second movable toothed disc 1-23 are arranged on the transmission disc fixing seats 1-25 in a staggered manner by half of a tooth pitch, so that the arrangement can balance inertia moment caused by eccentricity.

In one embodiment, the transmission disc assembly 1-2 further comprises a motor mounting plate 1-27, the motor mounting plate 1-27 and the transmission disc fixing seat 1-25 are connected through screws, and the motor 1-1 is mounted on the motor mounting plate 1-27.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims (5)

1. The utility model provides a built-in numerical control vertical turret tool rest of big velocity ratio, big moment of torsion motor which characterized in that includes:

the transmission mechanism (1) comprises a motor (1-1) and a transmission disc assembly (1-2) driven by the motor (1-1), the transmission disc assembly (1-2) comprises an eccentric shaft (1-21), a first movable toothed disc (1-22) and a second movable toothed disc (1-23), rolling bearings (1-24) are mounted at two ends of the eccentric shaft (1-21) and driven by the motor (1-1), the first movable toothed disc (1-22) and the second movable toothed disc (1-23) are mounted on a transmission disc fixing seat (1-25) and meshed with an output disc (1-26), and the first movable toothed disc (1-22) and the second movable toothed disc (1-23) are mounted on the eccentric shaft (1-21) through bearings;

the tool rest comprises a tool rest body (2), and the tool rest body (2) is connected with a transmission disc fixing seat (1-25).

2. The built-in numerical control vertical turret tool post for a large-speed-ratio and large-torque motor according to claim 1, characterized in that: the tool rest further comprises a locking mechanism used for locking the tool rest body (2).

3. The built-in numerical control vertical turret tool post for a high speed ratio and high torque motor according to claim 1, wherein: the eccentric shafts (1-21) are eccentrically staggered by 180 degrees.

4. The built-in numerical control vertical turret tool post for a high speed ratio and high torque motor according to claim 1, wherein: the first movable fluted disc (1-22) and the second movable fluted disc (1-23) are installed on the transmission disc fixing seat (1-25) in a staggered way by half of a tooth pitch.

5. The built-in numerical control vertical turret tool post for a large-speed-ratio and large-torque motor according to claim 1, characterized in that: the transmission disc assembly (1-2) further comprises a motor mounting plate (1-27), and the motor mounting plate (1-27) is connected with the transmission disc fixing seat (1-25) through a screw.

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