CN213857231U

CN213857231U - Numerical control machine tool chuck device

Info

Publication number: CN213857231U
Application number: CN202022550102.4U
Authority: CN
Inventors: 陈昊
Original assignee: Dehaotong Electromechanical Dalian Co ltd
Current assignee: Dehaotong Electromechanical Dalian Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-08-03
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a digit control machine tool chuck device. This digit control machine tool chuck device includes: the utility model discloses a design special construction rotating tool, cooperate with rotary part, make operating personnel can hold rotating tool to rotate rotary part to the rotating tool application of force, it is more convenient to operate, can press from both sides the drilling tool better when needs press from both sides tightly to the drilling tool machine, can place the drilling tool at the clamping jaw center, and insert in rotary part's the draw-in groove with the linking arm block portion of rotating tool, and fix the portion of inserting of linking arm in the sleeve through the bolt, operating personnel holds the sleeve, rotates with rotary part's axis as the counter-rotating tool, thereby drives rotary part and rotates, and then drives the clamping jaw and press from both sides the drilling tool tightly, the utility model discloses a design special construction rotating tool, cooperate with rotary part, make operating personnel can hold rotating tool to rotate the rotating tool to the rotating tool, with the tight drilling tool of clamp, operating personnel can press from both sides the rotating tool application of force with the help of arm strength in the operation, and it is more convenient, can press from both sides the drilling tool better.

Description

Numerical control machine tool chuck device

Technical Field

The utility model relates to the technical field of machine tools, concretely relates to digit control machine tool chuck device.

Background

A numerical control machine is an automated machine equipped with a program control system capable of logically processing and decoding a program having control codes or other symbolic instructions, represented by coded numbers, input to the numerical control device through an information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, and is a flexible and high-efficiency automatic machine tool. The drill chuck is one of the machine tool accessories, is mainly used for clamping a drilling tool to drill holes, and can be installed on a lathe, a milling machine, a drilling machine, a woodworking planer, an electric hand drill and an electric impact drill for use. The existing drill chuck can only be used for clamping a drilling tool in a real way through the matching of a contact wrench, the wrench is mainly rotated through the strength of the wrist of an operator during operation, and the gear of the wrench drives the teeth on the drill chuck of the drill chuck to rotate, so that the drilling tool is clamped, and the force application of the operator is not convenient. Therefore, there is a need for a chuck device of a numerical control machine tool to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention aims at overcoming the above problems, and provides a chuck device for a numerical control machine tool, which is used to solve the problems that the existing drill chuck is operated by rotating a wrench mainly through the force of the wrist of the operator, and the gear of the wrench drives the teeth on the drill chuck of the drill chuck to rotate, so as to clamp a drilling tool and be inconvenient for the operator to apply force.

The utility model provides a digit control machine tool chuck device, include: the clamping jaw is rotatably connected inside one end of the rotating component, the mounting column is coaxially connected to the other end of the rotating component, the clamping jaw is arranged inside the rotating component and extends out of the clamping jaw through the clamping jaw, and two clamping grooves are formed in the outer peripheral surface of the rotating component;

the rotating tool comprises a sleeve, a connecting arm and a bolt, an inserting channel is arranged in the sleeve and penetrates through two end faces of the sleeve, a first threaded hole and a second threaded hole positioned on the outer side of the first threaded hole are formed in each of two ends of the sleeve, and the first threaded hole and the second threaded hole are communicated with the inserting channel and penetrate through the inner surface and the outer surface of the sleeve;

the connecting arms comprise inserting portions, connecting portions and clamping portions, the inserting portions are perpendicularly connected to one ends of the connecting portions, the clamping portions are connected to the other ends of the connecting portions, the two connecting arms are symmetrically arranged, the inserting portions of the two connecting arms are respectively inserted into the inserting channels from two sides of the sleeve, first through holes and second through holes matched with the first threaded holes and the second threaded holes are formed in the inserting portions, and bolts are connected in the first threaded holes in a threaded mode and penetrate through the first through holes; the shape of the clamping groove is matched with that of the clamping part, and the clamping part is inserted into the clamping groove.

Further, the inside of chuck is provided with the clamping jaw passageway, rotary part inside is provided with the cavity, rotary part inner wall is provided with first screw thread portion, at least two the clamping jaw is acute angle contained angle set up in the rotary part, the clamping jaw is in the inside region of rotary part is provided with second screw thread portion, second screw thread portion with the meshing of first screw thread portion, the tip of clamping jaw stretches out to the chuck is outside.

Further, the outer peripheral face of chuck is provided with the spanner and places the hole, the tip of rotary part is provided with the tooth portion that is circular distribution.

Furthermore, the cross section of the clamping groove is arc-shaped.

Further, the middle connecting line of the two clamping grooves passes through the axis of the rotating component.

The utility model discloses following beneficial effect has: the utility model provides a pair of digit control machine tool chuck device, include: the utility model discloses a clamping jaw, chuck, rotary part, erection column and rotating tool, through being provided with two draw-in grooves at the outer peripheral face of rotary part, and set up rotating tool to include sleeve, linking arm and bolt, when needing to press from both sides tight drilling machine, can place the drilling tool in the clamping jaw center, and insert the linking arm block portion of rotating tool in rotary part's draw-in groove, and fix the inserted portion of linking arm in the sleeve through the bolt, operating personnel holds the sleeve, rotates rotating tool with the axis of rotary part as the axle, thereby drives rotary part rotation, and then drives the clamping jaw and presss from both sides tight drilling tool, the utility model discloses a design special construction rotating tool, cooperate with rotary part, make operating personnel can hold rotating tool and rotate rotating part, in order to press from both sides tight drilling tool, operating personnel can be with the help of arm to rotating tool application of force in the operation process, the operation is more convenient, and the drilling tool can be better clamped.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 creative efforts.

Fig. 1 is a schematic view of a three-dimensional structure of a numerical control machine tool chuck device provided by the present invention.

Fig. 2 is a schematic view of a rotating member of the numerical control machine tool chuck device provided by the present invention.

Fig. 3 is a schematic view of a rotating tool structure of the numerical control machine tool chuck device provided by the present invention.

Fig. 4 is an internal schematic view of a rotating tool of the numerical control machine tool chuck device according to the present invention.

Illustration of the drawings: 1-a clamping jaw; 2-clamping head; 3-a rotating part; 4-mounting a column; 5-rotating the tool; 32-card slot; 51-a sleeve; 52-a connecting arm; 53-bolt; 511-insertion channel; 512-first threaded hole; 513-a second threaded hole; 521-an insertion part; 522-a connecting part; 523-engaging part; 5211-a first via; 5212-a second via; 22-jaw channel; 21-wrench placing holes; 31-tooth.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature 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 term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

As shown in fig. 1 and 4, an embodiment of the present invention provides a chuck device for a numerically-controlled machine tool, including: clamping jaw 1, chuck 2, rotary part 3, erection column 4 and rotation instrument 5, rotary part 3 is cylindricly, and chuck 2 rotates to be connected inside rotary part 3 one end, and erection column 4 coaxial coupling is in rotary part 3's the other end, and clamping jaw 1 sets up inside rotary part 3 and stretches out to the chuck 2 outside through chuck 2, and rotary part 3's outer peripheral face is provided with two draw-in grooves 32.

In this embodiment, the chuck 2 is provided with a jaw passage 22 inside, the rotating member 3 is provided with a cavity inside, the inner wall of the rotating member 3 is provided with a first threaded portion, at least two jaws 1 are arranged inside the rotating member 3 at an acute included angle, the region of the jaws 1 inside the rotating member 3 is provided with a second threaded portion, the second threaded portion is engaged with the first threaded portion, and the end portion of the jaws 1 extends out of the chuck 2. Rotating rotary part 3 can be through the cooperation of the first screw thread portion of rotary part 3 inner wall and the second screw thread portion of clamping jaw 1 for rotary part 3 and clamping jaw 1's threaded connection position produces the change, thereby drives the tip of chuck 2 and tightens up, thereby realizes pressing from both sides the clamp of drilling tool, and this principle specifically can be realized according to prior art.

In the present embodiment, the rotating tool 5 specifically includes a sleeve 51, a connecting arm 52 and a bolt 53, the sleeve 51 is provided with an insertion passage 511 inside, the insertion passage 511 penetrates through two end faces of the sleeve 51, each of two ends of the sleeve 51 is provided with a first threaded hole 512 and a second threaded hole 513 outside the first threaded hole 512, and the first threaded hole 512 and the second threaded hole 513 are communicated with the insertion passage 511 and penetrate through inner and outer surfaces of the sleeve 51. The middle of the sleeve 51 may be provided with a rubber sleeve to enhance the friction force when the operator holds the sleeve, so as to facilitate the application of force by the operator.

Specifically, the connecting arm 52 includes an insertion portion 521, a connecting portion 522 and an engagement portion 523, the insertion portion 521, the connecting portion 522 and the engagement portion 523 are an integral piece, the insertion portion 521 is vertically connected to one end of the connecting portion 522, and the engagement portion 523 is connected to the other end of the connecting portion 522. The shape and size of the insertion part 521 are matched with the insertion passage 511, so that smooth insertion of the insertion part 521 into the insertion passage 511 can be facilitated.

The two connecting arms 52 are symmetrically arranged, the insertion parts 521 of the two connecting arms 52 are respectively inserted into the insertion channels 511 from two sides of the sleeve 51, the insertion parts 521 are provided with a first through hole 5211 and a second through hole 5212 which are matched with the positions of the first threaded hole 512 and the second threaded hole 513, and the bolt 53 is in threaded connection with the first threaded hole 512 and penetrates through the first through hole 5211. The shape of the card slot 32 matches the shape of the engaging portions 523, and the two engaging portions 523 can be just inserted into the card slot 32 when the bolt 53 is screwed into the first screw hole 512. The operator only needs to hold the sleeve 51 with the axis of the rotating part 3 as the axis and rotate the rotating tool 5, so that the rotating part 3 can be driven to rotate, and the clamping is realized. When the use is not required or the turning tool 5 needs to be removed, the bolt 53 can be removed from the first threaded hole 512 and the bolt 53 can be mounted in the second threaded hole 513, and at this time, the distance between the engaging portions 523 of the two connecting arms 52 is larger than the diameter of the rotating member 3, so that the turning tool 5 can be smoothly removed from the rotating member 3.

Specifically, the wrench placing holes 21 are formed in the outer circumferential surface of the chuck 2, and the teeth 31 are formed in the end portion of the rotating member 3 in a circular distribution, so that the numerically controlled machine tool chuck apparatus can also rotate the rotating member 3 by using the existing wrench, thereby expanding the operation mode.

Specifically, the cross section of the clamping groove 32 is arc-shaped, and the middle connecting line of the two clamping grooves 32 passes through the axis of the rotating part 3, so that the rotating part 3 can be conveniently driven to rotate.

To sum up, the utility model provides a digit control machine tool chuck device, when needing to press from both sides tightly to the drilling machine, can place the drilling tool in clamping jaw 1 center, and insert the block portion 523 of the linking arm 52 of rotating tool 5 in the draw-in groove 32 of rotary part 3, and fix the insert portion 521 of linking arm 52 in sleeve 51 through bolt 53, operating personnel holds sleeve 51, rotates rotating tool 5 with the axis of rotary part 3 as the axle, thereby drives rotary part 3 to rotate, and then drives clamping jaw 1 to press from both sides tightly the drilling tool, the utility model discloses a design special construction rotating tool 5, cooperate with rotary part 3, make operating personnel can hold rotating tool 5 and rotate rotating part 3, with the tight drilling tool, operating personnel can be with the help of arm strength to rotating tool 5 in the operation process, the application of force is more convenient, the drilling tool can be better clamped.

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.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A numerically-controlled machine tool chuck device, characterized by, includes: the clamping jaw comprises a clamping jaw (1), a clamping head (2), a rotating component (3), a mounting column (4) and a rotating tool (5), wherein the clamping head (2) is rotatably connected to the inner portion of one end of the rotating component (3), the mounting column (4) is coaxially connected to the other end of the rotating component (3), the clamping jaw (1) is arranged in the rotating component (3) and extends out of the clamping head (2) through the clamping head (2), and two clamping grooves (32) are formed in the outer peripheral surface of the rotating component (3);

the rotating tool (5) comprises a sleeve (51), a connecting arm (52) and a bolt (53), an insertion channel (511) is arranged in the sleeve (51), the insertion channel (511) penetrates through two end faces of the sleeve (51), a first threaded hole (512) and a second threaded hole (513) located on the outer side of the first threaded hole (512) are arranged at each of two ends of the sleeve (51), and the first threaded hole (512) and the second threaded hole (513) are communicated with the insertion channel (511) and penetrate through the inner surface and the outer surface of the sleeve (51);

the connecting arm (52) comprises an insertion part (521), a connecting part (522) and a clamping part (523), the insertion part (521) is vertically connected to one end of the connecting part (522), the clamping part (523) is connected to the other end of the connecting part (522), the two connecting arms (52) are symmetrically arranged, the insertion parts (521) of the two connecting arms (52) are respectively inserted into the insertion channel (511) from two sides of the sleeve (51), a first through hole (5211) and a second through hole (5212) which are matched with the positions of the first threaded hole (512) and the second threaded hole (513) are arranged on the insertion part (521), and the bolt (53) is in threaded connection with the first threaded hole (512) and penetrates through the first through hole (5211); the shape of the clamping groove (32) is matched with that of the clamping part (523), and the clamping part (523) is inserted into the clamping groove (32).

2. A chuck device for a numerical control machine tool according to claim 1, wherein a clamping jaw channel (22) is provided inside the chuck (2), a cavity is provided inside the rotating member (3), a first threaded portion is provided on the inner wall of the rotating member (3), at least two clamping jaws (1) are provided inside the rotating member (3) at an acute included angle, a second threaded portion is provided on the area of the clamping jaw (1) inside the rotating member (3), the second threaded portion is engaged with the first threaded portion, and the end of the clamping jaw (1) extends out of the chuck (2).

3. A chuck device for numerically controlled machine tools according to claim 2, characterized in that the outer circumference of the chuck (2) is provided with wrench placing holes (21), and the end of the rotating member (3) is provided with teeth (31) distributed in a circle.

4. A chuck device for numerically-controlled machine tools according to claim 3, characterized in that the cross section of the slot (32) is circular.

5. A chuck device for numerically-controlled machine tools according to claim 4, characterized in that the median line of the two pockets (32) passes through the axis of the rotating member (3).