TWM589605U - Automatic screwing/unscrewing tool chuck nut device - Google Patents

Abstract

An automatic elastic arbor nut device, which is used with a arbor, wherein the arbor has a tapered body, and a plurality of positioning grooves are provided on the peripheral side of the tapered body, and one end of the arbor is more A clamping structure is provided, and a nut is screwed on the clamping structure, and the automatic tightening arbor nut device includes a arbor fixing unit and a nut fixing unit, which can respectively fix the tapered body and The nut also includes a control unit for controlling the cutter bar fixing unit to drive the cone body to rotate, so that the cone body rotates relative to the nut, thereby achieving the purpose of automatically tightening the nut.

Description

Nut device for automatic tightening cutter bar

This creation relates to an automatic tightening arbor nut device, in particular to an automatic tightening arbor nut device for assisting a user to lock or loosen a arbor nut.

The spindles of current processing machines all use a shank to connect a tool, wherein the shank has a tapered body, and one end of the tapered body is provided with a clamping structure for clamping the tool. The structural screw is provided with a nut, which can be used to loosen or tighten the clamping structure, so that the user only needs to operate to loosen or lock the nut to fix the tool to the clamping structure, or by The clamping structure removes the tool.

However, with the vigorous development of mechanical processing and the addition of various new tools, the current mechanical processing often uses multiple specifications of tools at the same time, which requires users to continuously replace the tools, but the existing toolholders still need to rely on human hands. Operating a wrench to tighten the nut is not only inconvenient and time-consuming, but also unable to meet the needs of rapid processing. Although some manufacturers have developed a tool bar that can quickly replace the tool, this tool bar is limited by the stability of the quick release structure. Not enough. Therefore, after observing the above-mentioned shortcomings, the creator of this case thought that it was necessary to develop an automatic tightening arbor nut device, and this creation came into being.

The purpose of this creation is to provide an automatic tightening arbor nut device, which can achieve the function of automatic tightening nut, and has the advantages of convenient operation and time and labor saving.

In order to achieve the above purpose, the automatic tightening arbor nut device provided in this work is used with a arbor, wherein the arbor has a tapered body, and a plurality of positioning grooves are provided on the peripheral side of the tapered body At the same time, one end of the arbor is further provided with a clamping structure, and a nut is provided on the clamping structure screw to relax or tighten the clamping structure, and the automatic tightening arbor nut device includes: A cutter bar fixing unit, which has a base, and a rotary table is pivotally arranged on the top surface of the base, and a center of the rotary table is provided with a fixing hole corresponding to the tapered body of the cutter bar, and along the A plurality of positioning blocks are provided on the periphery of the fixing hole corresponding to the positioning groove of the arbor. In addition, a driving source is further provided on one side of the base, and the driving source is connected to the rotating table to drive the rotating table relative to the base The seat rotates; a nut fixing unit, which has a vertical plate disposed adjacent to the rotating table, and the vertical plate is longitudinally provided with a slide rail from top to bottom, the slide rail is provided with a slide seat, the slide seat A clamping member is provided, the clamping member is provided with a clamping opening corresponding to the nut of the cutter bar, and the sliding seat is further provided with a pressing member, which can be used to forcibly fix the relative position of the sliding seat and the sliding rail Position; a control unit, which is electrically connected to the driving source of the cutter bar fixing unit, and has a locking mode and a relaxing mode built in, wherein, in the locking mode, the driving source is controlled to drive the rotary table Relative to the base, it rotates in a direction of rotation, and in the relaxed mode, the driving source is controlled to drive the rotary table to rotate relative to the base in the opposite direction of the direction of rotation.

The automatic tightening arbor nut device provided by this creation is to install the tapered body of the arbor into the fixing hole, and position the positioning block in the positioning groove, and then adjust the position of the nut fixing unit If the clamping port is clamped to the nut, the control unit can operate the rotary table to rotate, and the cone body rotates relative to the nut, so that the purpose of automatically tightening the nut can be achieved.

Please refer to FIG. 1, FIG. 2 and FIG. 3, which is a perspective view, a partial perspective view and a partial perspective view of another angle of the first preferred embodiment of the present invention, which discloses an automatic tightening arbor nut device 100, the automatic elastic arbor nut device 100 includes:

One workbench 10.

A cutter bar fixing unit 20 has a base 21 provided on the working table 10, and a rotating table 22 is pivotally arranged on the top surface of the base 21, and a fixing hole is provided at the center of the rotating table 22 23, and a plurality of positioning blocks 24 are provided along the periphery of the fixing hole 23, in addition, a driving source 25 is further provided on one side of the base 21, and the driving source 25 is connected to the rotating table 22 to drive the rotation The stage 22 rotates relative to the base 21. In this embodiment, the driving source 25 is a motor.

A nut fixing unit 30 has a vertical plate 31 disposed on the working table 10 and adjacent to the rotating table 22, and the vertical plate 31 is longitudinally provided with a slide rail 32 from top to bottom, the slide rail 32 The sliding seat 33 is provided with a sliding seat 33. The sliding seat 33 extends an extension portion 34, and the extending portion 34 is provided with an adjustment hole 341, and an abutment hole 342 communicating with the adjustment hole 341. A clamping member 35 is further slidably arranged in the adjusting hole 341, the clamping member 35 is provided with a clamping opening 351, and a long slot 352 is provided corresponding to the abutment hole 342, and the sliding seat 33 is disposed in the abutment hole 342 An elastic pressing member 36 is further provided therein, and the elastic pressing member 36 elastically presses against the long groove 352 to limit the sliding range of the clamping member 35, and the sliding seat 33 is further provided with a pressing The piece 37 can be used to forcibly fix the relative position of the sliding base 33 and the sliding rail 32. In addition, the nut fixing unit 30 further has a reinforcing frame 38, which is disposed adjacent to the vertical plate 31 and should extend The portion 34 is provided with an elongated hole 381 from top to bottom, for the extension portion 34 to slide therein.

A control unit 40, which is electrically connected to the driving source 25 of the arbor fixing unit 20, and has a locking mode and a relaxing mode built in, wherein, in the locking mode, the driving source 25 is controlled to drive the The rotating table 22 rotates in a rotating direction relative to the base 21, and in the relaxation mode, the driving source 25 is controlled to drive the rotating table 22 to rotate in the opposite direction of the rotating direction relative to the base 21, and the control unit 40 A monitoring module 41 is further provided for monitoring the current value of the driving source 25.

A housing unit 50 has a first housing 51 wrapped around the outside of the shank fixing unit 20, and a second housing 52 wrapped around the outside of the vertical plate 31 and the slide rail 32.

A protection unit 60 is provided on the outer side of the first housing 51 and has a telescopic mechanism 61 connected to a protective cover 62, which can be operated by the automatic tightening arbor nut device 100 During this period, the protective cover 62 is driven to move around the rotary table 22 to protect the user.

In order to further understand the structural characteristics of this creation, the use of technical means and the expected effect, we will describe the use of this creation. I believe that I can have a more in-depth and specific understanding of this creation as follows:

Please refer to FIG. 4 to FIG. 6, which is a schematic diagram of the first preferred embodiment of this creation. This creation is used with a shank 200, which is used to connect a tool 300, wherein the The cutter bar 200 has a tapered body 201, and a plurality of positioning grooves 202 are provided on the peripheral side of the tapered body 201, and a clamping structure 203 is further provided at one end of the cutter bar 200, and the clamping structure 203 The screw is provided with a nut 204, which can be used to loosen or tighten the clamping structure 203, so that, in use, the user only needs to install the tapered body 201 of the cutter bar 200 into the fixing hole 23 first, and let the The positioning block 24 is positioned in the positioning groove 202, and then the position of the nut fixing unit 30 is adjusted so that the clamping port 351 is clamped to the nut 204, and the rotary table 22 can be operated to rotate through the control unit 40. The conical body 201 rotates relative to the nut 204, wherein the control unit 40 has the locking mode and the loose mode built in. In the locking mode, the driving source 25 will drive the rotating table 22 to face The base 21 rotates in a rotation direction, so that the nut 204 is locked to the clamping structure 203, so that the nut 204 is fixed to the cutter bar 200; while in the relaxed mode, the driving source 25 will drive The rotating table 22 rotates relative to the base 21 in the opposite direction of the rotation direction, so that the nut 204 is relaxed in the clamping structure 203, so that the nut 204 can be taken out easily, thereby, the automatic tightening of the nut can be achieved The purpose of 204, wherein, in this embodiment, the current value of the driving source 25 can be further monitored by the monitoring module 41, and a method of setting a threshold to automatically break after the nut 204 is locked or loosened Electricity.

Please continue to refer to FIG. 7 which is a schematic diagram of the second preferred embodiment of this creation. The difference between this embodiment and the first preferred embodiment described above is that it further includes a contact measurement unit 70, The contact measuring unit 70 has an adjustment base 71 disposed adjacent to the rotating table 22, the adjustment base 71 is connected with an extension arm 72, and an axis vector table 73 is provided on the extension arm 72. The user only needs to move the adjustment base 71 to an appropriate position above the cutter 300 to make the axis vector table 73 touch the cutter 300, and the cutter length of the cutter 300 can be displayed. The second preferred embodiment can measure the blade length of the tool 300 in a contact manner.

Please refer to FIG. 8 again, which is a schematic view of the third preferred embodiment of the present invention. The difference between this embodiment and the aforementioned second preferred embodiment is that the extension arm 72 is further provided with a The radial gauge 74, so that the user only needs to move the adjusting base 71 to an appropriate position above the cutter 300, so that the radial gauge 74 touches the cutter 300, and the cutter diameter of the cutter 300 can be displayed In this way, the third preferred embodiment of the present invention can measure various parameters of the tool 300, such as the tool length, the tool diameter, etc. in a contact manner.

Please refer to FIG. 9 again, which is a schematic diagram of the fourth preferred embodiment of this creation. The difference between this embodiment and the first preferred embodiment is that it further includes a non-contact measurement unit. 80, which has an adjusting base 81 disposed adjacent to the rotating table 22, the adjusting base 81 is connected with an extension arm 82, the extension arm 82 is connected with a rotating arm 83, the rotating arm 83 is provided with a lens 84, by Therefore, the fourth preferred embodiment of the present invention differs from the aforementioned second and third preferred embodiments in that it can use image analysis to measure the various items of the tool 300 in a non-contact manner. Parameters such as tool length, tool diameter, etc.

Hereby, the characteristics of this creation and the expected effect that can be achieved are stated as follows:

The automatic tightening arbor nut device 100 provided by this creation uses the tapered body 201 of the arbor 200 into the fixing hole 23, and the positioning block 24 is positioned in the positioning groove 202, and then the adjustment is performed The position of the nut fixing unit 30 is such that the clamping port 351 is clamped to the nut 204, and the rotary table 22 can be operated to rotate through the control unit 40, so that the tapered body 201 is generated relative to the nut 204 The rotation can achieve the purpose of automatically tightening the nut 204.

In summary, this creation has its excellent progress and practicality in similar products. At the same time, it has searched domestic and foreign technical information about such structures, and no similar structure exists in the literature. Therefore, This creation has already possessed the requirements for new-type patents.

However, the above are only one of the preferred and feasible embodiments of this creation. Therefore, any equivalent structural changes that apply to this creation specification and the scope of patent application should be included in the scope of the patent of this creation.

100‧‧‧Automatic tightening arbor nut device 10‧‧‧Workbench 20‧‧‧Arbor fixing unit 21‧‧‧Dock 22‧‧‧rotating table 23‧‧‧Fixed hole 24‧‧‧positioning block 25‧‧‧Drive source 30‧‧‧Nut fixing unit 31‧‧‧Standing board 32‧‧‧slide 33‧‧‧slide 34‧‧‧Extension 341‧‧‧Adjustment hole 342‧‧‧Abutting hole 35‧‧‧Clamping parts 351‧‧‧ clamping port 352‧‧‧Long slot 36‧‧‧Elastic piece 37‧‧‧ Urgent 38‧‧‧Strengthen the framework 381‧‧‧Slotted hole 40‧‧‧Control unit 41‧‧‧Monitoring module 50‧‧‧Housing unit 51‧‧‧First shell 52‧‧‧Second shell 60‧‧‧Protection unit 61‧‧‧ Telescopic mechanism 62‧‧‧Protective cover 70‧‧‧Contact measuring unit 71‧‧‧Adjustable seat 72‧‧‧Extended arm 73‧‧‧Axis vector table 74‧‧‧Radial scale 80‧‧‧non-contact measuring unit 81‧‧‧Adjustable seat 82‧‧‧Extended arm 83‧‧‧Rotating arm 84‧‧‧Lens 200‧‧‧Arbor 201‧‧‧Conical body 202‧‧‧Locating slot 203‧‧‧ clamping structure 204‧‧‧Nut 300‧‧‧Tool

Figure 1 is a perspective view of the first preferred embodiment of this creation. Figure 2 is a partial perspective view of the first preferred embodiment of the present creation. FIG. 3 is a partial perspective view of another angle of the first preferred embodiment of the present creation. Figure 4 is a schematic diagram of the first preferred embodiment of the creation. Figure 5 is a schematic diagram of the first preferred embodiment of this creation. Fig. 6 is a schematic diagram of the first preferred embodiment of this creation. Figure 7 is a schematic diagram of the second preferred embodiment of the creation. Figure 8 is a schematic diagram of the third preferred embodiment of the creation. Fig. 9 is a schematic diagram of the fourth preferred embodiment of this creation.

100‧‧‧Automatic tightening arbor nut device

10‧‧‧Workbench

20‧‧‧Arbor fixing unit

30‧‧‧Nut fixing unit

40‧‧‧Control unit

41‧‧‧Monitoring module

50‧‧‧Housing unit

51‧‧‧First shell

52‧‧‧Second shell

60‧‧‧Protection unit

61‧‧‧ Telescopic mechanism

62‧‧‧Protective cover

Claims (10)

An automatic elastic arbor nut device is used with a arbor, wherein the arbor has a tapered body, a plurality of positioning grooves are provided on the peripheral side of the tapered body, and one end of the arbor is further provided There is a clamping structure, and a screw nut is provided on the clamping structure screw for loosening or tightening the clamping structure, and the automatic tightening cutter bar nut device includes: a cutter bar fixing unit, which has a The base, and a rotary table is pivotally arranged on the top surface of the base, and the center of the rotary table is provided with a fixing hole corresponding to the tapered body of the cutter bar, and corresponding to the cutter bar along the periphery of the fixing hole The positioning slot is provided with a plurality of positioning blocks. In addition, a driving source is further provided on one side of the base, the driving source is connected to the rotating table, and can drive the rotating table to rotate relative to the base; a nut fixing unit, The vertical plate is provided with a vertical plate arranged adjacent to the rotating table, and the vertical plate is longitudinally provided with a slide rail from top to bottom, the slide rail is provided with a slide seat, and the slide seat is provided with a clamping piece, the clip The holding part is provided with a clamping opening corresponding to the nut of the cutter bar, and in addition, the sliding seat is further provided with a pressing member for pressingly fixing the relative position of the sliding seat and the sliding rail; a control unit, which is electrically It is connected to the driving source of the cutter bar fixing unit, and has a locking mode and a relaxation mode built in, wherein, in the locking mode, the driving source is controlled to drive the rotary table to rotate in a direction of rotation relative to the base , And in the relaxed mode, the driving source is controlled to drive the rotary table to rotate in the opposite direction of the rotation direction relative to the base; thereby, the user only needs to install the tapered body of the cutter bar into the fixing hole first, And position the positioning block in the positioning groove, and then adjust the position of the nut fixing unit so that the clamping port is clamped on the nut, That is, the control unit can be operated to rotate the rotary table to rotate the tapered body relative to the nut, so that the purpose of automatically tightening the nut can be achieved. According to the automatic tightening arbor nut device described in item 1 of the patent application scope, wherein the sliding base is extended with an extension part, the extension part is provided with an adjustment hole, and a top hole communicating with the adjustment hole, and The clamping member is slidably arranged in the adjusting hole, and a long slot is provided corresponding to the abutment hole, and at the same time, an elastic abutment member is provided, which is penetrated through the abutment hole and elastically abuts against the long slot . According to the automatic tightening arbor nut device described in item 2 of the patent application scope, wherein the nut fixing unit further has a reinforced frame, which is arranged adjacent to the vertical plate, and is provided with a top corresponding to the extension part The lower elongated hole can be used for sliding the extension. According to the automatic tightening arbor nut device described in item 1 of the patent application scope, wherein the driving source is a motor, and the control unit is provided with a monitoring module for monitoring the current value of the motor. According to the automatic tightening arbor nut device described in item 1 of the scope of the patent application, it further includes a worktable for carrying the arbor fixing unit, the nut fixing unit and the control unit. The automatic tightening arbor nut device according to item 1 of the patent application scope, wherein it further comprises a housing unit, which has a first shell covering the outer side of the arbor fixing unit, and a covering The vertical plate and the second shell outside the slide rail. According to item 6 of the patent application scope, the automatic tightening arbor nut device further includes a protection unit, which is provided on the outer side of the first housing and has a telescopic mechanism, which is connected to a A protective cover can be provided around the rotating table. The automatic tightening arbor nut device according to item 1 of the patent application scope, which further includes a contact measuring unit having an adjustment seat disposed adjacent to the rotating table, the adjustment seat being connected to an extension arm , An axis vector table is provided on the extension arm. According to the automatic tightening arbor nut device described in item 7 of the patent application scope, a radial gauge is further provided on the extension arm. The automatic tightening arbor nut device according to item 1 of the patent application scope, which further includes a non-contact measuring unit, which has an adjustment seat adjacent to the rotary table, the adjustment seat is connected with an extension The arm is connected with a rotating arm, and the rotating arm is provided with a lens.

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