TW201542324A - Digital torsion bar structure - Google Patents

Abstract

The present invention relates to a digital torsion bar structure, and more particularly relates to a bar structure connected between a wrench head and a sleeve to detect the torsion value as turning and driving. The bar structure comprises a bar main body, a shell part and a pivot assembly. The pivot assembly provides a function of 360 degrees free rotation as the bar main body and the shell part are used for screwing operation. Thus, the user can hold the shell part with one hand and rotate the bar main body by a wrench with the other hand in operation to achieve the pointing display effect that the display unit constantly faces one side of the user.

Description

Digital torsion post structure

The invention relates to a digital torsion post structure, in particular to a post structure which is guided between the wrench head and the sleeve to detect the torque value during the reciprocating driving, and the display screen has an unsupported post The fixed point display effect of the rotation effect.

According to the technical field of mechanical assembly, bolts and nuts are used to lock various components, which is a relatively well-known fixing method. However, because each person's feeling of strength is not the same, and some special combinations are not as tight as possible, so there is a torque wrench to ask the market, so that every screw lock operation, even in different people Under the operation, the same torque requirement can also be achieved; however, the torque wrench has a pure mechanical design. When the user applies a force close to the preset torque value, the torque wrench will generate a swinging feel. The user is reminded that there is also an electronic torque wrench with a display module for the user to obtain information about the torque value through the display module.

Please refer to the Republic of China Patent No. M388997 "Hand Tool Post with Torque Display Function", which includes: a post body, one end of which is the working end of the driving object, and the other end is sleeved by the hand tool. a joint end, the link body is provided with a sensing component for detecting a torque value; and a set of joints having an axially extending through hole, the joint system is disposed in the through hole and is sleeved therewith a housing, wherein a display unit for displaying a torque value is disposed laterally, the display unit is electrically connected to the sensing component, and has a housing in the housing, the sleeve being compatible with the housing The body is relatively rotatably received in the chamber, and the working end and the engaging end of the post body are respectively exposed at the two ends of the housing, and a blocking structure is used between the housing and the socket to limit the housing relative to the housing The range in which the socket rotates.

The foregoing is a conventional digital torsion post structure which is relatively rotatable through the housing and the post body, and the display unit assembled in the housing has a multi-angle display. Features; however, there is still a lack of room for improvement in practical applications, because it must limit the range of rotation of the housing relative to the socket through a stop structure to avoid internal electrical conduction wires. The rod body is wound under the state of rotation, so that the operation type must be completed after the construction is completed, and then the display unit is turned toward the user side for interpretation, and the one hand cannot be grasped to make the display unit fixed to the user side. However, the operation mode of the other hand driving the wrench to perform the screw locking operation still has a large operational limit in practical application.

In view of this, the present inventors have intensively discussed the above-mentioned conventional creation problems, and actively pursued solutions through years of experience in research and development and manufacturing of related industries. After long-term efforts in research and development, the present invention has finally succeeded in developing the present invention. "Digital Torque Post Structure", which is a post structure that is connected between the wrench head and the sleeve to detect the torque value during the cranking drive, and the display screen is unaffected by the rotation of the post. Fixed point display effect.

The invention relates to a digital torsion post structure, which is a post structure which is connected between a wrench head and a sleeve to detect a torque value when the driving is driven, and the display screen has an unrotated rotation. The effect of the fixed point display effect.

In order to achieve the above-mentioned creative purpose, the "digital torsion post structure" of the present invention comprises a post body, a housing portion and a pivoting assembly, the end of the post body being a joint for the wrench socket, and the other end a coupling rod for the sleeve connection, and a torque sensing unit is assembled on one side of the rod body, the housing portion is provided with a digital display unit, and the inner surface of the housing portion has a connecting rod body and a pivot The installation part accommodates the installation space, and the two ends of the housing part are respectively formed with a through opening for the joint opening and the joint rod; the pivoting component comprises an inner ring and an outer ring of the opposite ring sleeve a ring ring, the inner ring sleeve is placed on the outer diameter of the rod body and is fixedly disposed therewith, and the outer ring ring is assembled on the inner surface of the housing portion and is fixedly disposed therewith, and the outer ring outer diameter is formed by a plurality of outer diameters a conductive layer electrically connected to the torsion sensing unit, wherein the outer ring is formed with a plurality of perforations corresponding to the conductive layer, and the outer ring is provided with a conductive conductive contact with the conductive layer in the perforation system Piece, the other end of the conductive member is electrically Connected to a digital display unit; Thus, by connecting rod body and the housing is fixed to the conductive portions and the conductive base collar, and transmission characteristics of the conductive collar and a conductive coil is no interference at the time of relative rotation, the number of bits to obtain When the display unit normally corresponds to one side of the user, the screw body is rotated by the wrench to operate the screw body, and is not restricted by the operation of the maximum angle; in addition, when the post body rotates relative to the housing portion, the conductive layer and the conductive layer The normal electrical contact of the coil enables the digital display unit to be electrically connected to the torsion sensing unit without interruption, so that the torque value during the operation can be changed instantly.

The conductive member includes a metal abutting ball and a spring. The spring end is elastically coupled to the metal abutting ball and is normally in contact with the conductive layer. The other end of the spring is electrically connected to the digital display unit.

The aforementioned digital display unit has a torque value setting interface.

A positioning bead is disposed on one side of the coupling rod.

It can be seen from the foregoing creations that the "digital torsion post structure" of the present invention has a post system which is connected between the wrench and the sleeve as a medium for performing a screw lock operation on the wrench drive sleeve, and the pivot assembly is obtained. When the pin body and the housing part are provided for the screw locking operation, the utility model has the function of 360-degree free rotation, so that the user can hold the housing part in one hand and rotate the post body through the wrench in one hand to achieve the normal state of the digital display unit. The present invention has a relatively flexible operating space compared to the digital torsion pole with angle limitation of the conventional user; therefore, the present invention can be said to be a practical and progressive creation, which is quite worthy of the industry. The community has promoted it and made it public to the public.

1‧‧‧Pole body

11‧‧‧ joint port

12‧‧‧ Bonding rod

121‧‧‧ Positioning card beads

13‧‧‧Torque sensing unit

2‧‧‧Shell Department

21‧‧‧Digital display unit

211‧‧‧Torque setting interface

22‧‧‧Set space

23‧‧‧

3‧‧‧ pivoting components

31‧‧‧ Conductive collar

311‧‧‧ Conductive layer

32‧‧‧Conducting base

321‧‧‧Electrical coil

4‧‧‧Wrench

5‧‧‧ sleeve

The first figure is a schematic perspective view of the digital torsion post structure of the present invention.

The second figure is a perspective view showing the appearance of the digital torque joint structure of the present invention.

The third figure is a schematic diagram of the implementation of the digital torsion post structure of the present invention corresponding to the wrench and the sleeve.

The fourth figure is a schematic cross-sectional view of the digital torsion post structure of the present invention.

The fifth and sixth figures are schematic views of the action of the relative rotation of the body and the housing portion.

The invention relates to a digital torsion post structure, which is a post structure which is connected between a wrench head and a sleeve to detect a torque value when the driving is driven, and the display screen has an unrotated rotation. The fixed point display effect of influence, please refer to the first to sixth figures, the present invention The "digital torsion post structure" includes a post body 1, a housing portion 2 and a pivoting assembly 3; the end of the post body 1 is a joint 11 for the wrench 4 to be sleeved, and the other end is for The sleeve 5 is connected to the coupling rod 12, and the torque sensing unit 13 is assembled on the side of the rod body 1. The torque sensing unit 13 is selected from a strain gauge, and the housing portion 2 is provided with a digital display. The unit 21 has a mounting space 22 for receiving the rod body 1 and the pivoting assembly 3 on the inner surface of the housing portion 1 , and a coupling opening 11 and a coupling rod 12 are formed at each end of the housing portion 2 . The pivoting assembly 3 includes a conductive collar 31 and a conductive base 32. The conductive collar 31 is sleeved on the outer diameter of the post body 1 and is fixedly disposed thereon. The seat 32 is assembled on the inner surface of the casing portion 2 and is fixedly disposed thereon. The outer diameter of the conductive collar 31 is formed around a plurality of conductive layers 311 , and the conductive layer 311 is electrically connected to the torque sensing unit 13 . The conductive base 32 is provided with a plurality of conductive coils 321 which are tied to the conductive base at the end of the head and the end. The two sides of the conductive layer 311 are connected to the outer surface of the conductive collar 31, and one end of the conductive coil 321 is electrically connected to the digital display unit 21; thus, the rod body 1 and the housing portion 2 are respectively fixed. The conductive collar 31 and the conductive base 32 are transmitted through the conductive collar 31 and the conductive coil 321 without interference. When the digital display unit 21 is normally in contact with the user, the operation is performed through the wrench. The rod body 1 rotates the screw lock and is not restricted by the operation of the maximum angle; in addition, when the post body 1 rotates relative to the housing portion 2, the conductive layer 311 and the conductive coil 321 are normally in electrical contact (such as the fifth In the figure and the sixth figure, the digital display unit 21 and the torque sensing unit 13 are electrically connected without interruption, and the torque value during the instant display operation is changed.

Further, the digital display unit 21 has a torque value setting interface 211; the torque setting interface 211 is composed of a plurality of operation buttons, which are mainly used to set and reset the display information of the torque value.

Further, the positioning rod 12 is provided with a positioning bead 121 on the side of the coupling rod 12; thus, the coupling rod 12 has a pseudo-locking effect when it is engaged with the sleeve 5.

It can be seen from the foregoing creations that the "digital torsion post structure" of the present invention has a post body 1 that is connected between the wrench 4 and the sleeve 5, and functions as a wrench 4 to drive the sleeve 5 to perform a screw lock. The medium of the pivoting assembly 3 is provided with the function of 360 degrees free rotation when the post body 1 and the housing portion 3 are screwed, so that the user can handle the housing portion 2 when the user operates. The first embodiment of the present invention has a flexible operating space by rotating the post body 1 through the wrench 4 to achieve the normal surface of the digital display unit 21 on the user side, compared to the digitally-positioned torque adapter having an angle limitation.

The above description is only for the purpose of explaining the preferred embodiments of the present invention, and is not intended to limit the invention in any way, so that any modification of the invention may be made in the spirit of the same invention. The changer, if it is otherwise applicable, and has the same effect, should still be included in the scope of the intention of the present invention.

In summary, the "digital torsion post structure" of the present invention is practical in terms of structural design and practical use, and the disclosed structural invention has an unprecedented innovative structure, so it has "newness" Sexuality should be undoubtedly considered, and the invention can be more effective than the conventional structure, and therefore has "progressiveness", which fully complies with the provisions of the patent application for invention patents in China's Patent Law. To apply, I would like to ask the bureau to give the patent right in the case as soon as possible.

1‧‧‧Pole body

12‧‧‧ Bonding rod

121‧‧‧ Positioning card beads

13‧‧‧Torque sensing unit

2‧‧‧Shell Department

21‧‧‧Digital display unit

211‧‧‧Torque setting interface

22‧‧‧Set space

23‧‧‧

3‧‧‧ pivoting components

31‧‧‧ Conductive collar

311‧‧‧ Conductive layer

32‧‧‧Conducting base

321‧‧‧Electrical coil

Claims (3)

A digital torsion post structure includes a post body, a housing portion and a pivoting assembly, wherein the end of the post body is a joint for the wrench socket, and the other end is connected by a sleeve. A rod sensing unit is assembled on the side of the rod body, and the housing unit is provided with a digital display unit, and the inner surface of the housing unit has a setting for the rod body and the pivoting assembly. a space, and each of the two ends of the casing portion is formed with a through opening for the joint opening and the joint rod; the pivoting assembly comprises a conductive collar and a conductive base, and the conductive sleeve is placed The outer diameter of the rod body is fixedly disposed, and the conductive base is assembled on the inner surface of the housing portion and is fixedly disposed thereon. The outer diameter of the conductive sleeve is formed around a plurality of conductive layers, and the conductive layer and the torque are sensed. The conductive base is provided with a plurality of conductive coils, and the conductive coils are formed by a conductive layer which is tied to the two sides of the conductive base at the end and ends and is in contact with the outer diameter of the conductive collar. One end of the coil is electrically Connected to a digital display unit. According to the digital torsion post structure of the first application of the patent scope, the digital display unit has a torque value setting interface According to the digital torsion post structure of claim 1, the positioning rod is provided with a positioning bead on one side of the coupling rod.