TWI756047B - Tool holder - Google Patents

Abstract

The present invention is a tool holder, which features mainly including: a base, including a chassis, a boss and a convex shaft, for which the convex shaft is formed with an abutment plate. A rotating sleeve, including a seat and a quadrangular sleeve joint, and a groove is formed on the bottom surface of the seat to set on the boss; the hollow chamber in the quadrangular sleeve joint is laterally formed with elastic pieces, and the outside of each elastic piece forms a blocking part. An intermediate wall is formed between the hollow chamber and the groove, and the intermediate wall is formed with a perforation. A segmented positioning member, including an engaging part and a first inserting part and a second inserting part, and the engaging part is formed on the periphery of the boss. The first inserting part and the second inserting part are formed on the circumferential wall of the groove of the rotating sleeve; and an anti-dropping flange is formed on the convex shaft of the base, and the anti-dropping flange is elastic and the outer diameter must be larger than the diameter of the corresponding perforation.

Description

Socket tool holder (1)

The present invention relates to a tool placement seat; in particular, it refers to the disclosure of an innovative structural type of a socket tool placement seat.

The tool placement seat referred to in the present invention is particularly discussed for a tool seat body type that provides placement and positioning of a socket tool (which can be a sleeve).

This kind of tool holder is mainly composed of a base and a rotatable joint. Its common structure can be found in the Republic of China Patent Certificate No. M591462 "Sleeve Holder" published on March 1, 109. ” disclosed in the new patent case, the coupling element disclosed in the prior art has a quadrangular drive part for sleeve assembly, and one end of the quadrangle drive part is formed with an accommodating groove whose outer diameter is larger than the quadrangle drive part. , in order to correspond to the cylindrical part formed by the sleeve set on the base, and the accommodating groove and the cylindrical structure are formed with an anti-separation part and a segmented positioning part, wherein the anti-separation part is used to prevent the base and the joint. Disengaged from each other, the segmented positioning component is a snap-fit positioning segmented feel with two steering angles when the joint is rotated.

However, the conventional sleeve seat structure described in the previous paragraph still has some problems in practical application experience. The segmented positioning component, under this type of structure design, adopts a number of inwardly extending bumps in the peripheral wall of the accommodating groove. In order to achieve smooth demoulding in the injection molding operation, this structure must be removed in the mold. The added structure is relatively It is a complex sliding block and its related linkage mechanism, so there is a problem that the manufacturing cost is greatly increased; in addition, because the specifications of the coupling parts are set corresponding to the specifications of the sleeves, when the corresponding sleeves are smaller in size, the coupling parts are However, in this state, the inner diameter of the accommodating groove is too small, which may lead to the problem that the aforementioned slider for demolding cannot be realized due to insufficient installation space.

In addition, the conventional sleeve seat has its anti-separation parts and segmented positioning parts synchronously arranged in the same ring area, resulting in the mutual influence of the two concave and convex positioning configurations, which leads to mold manufacturing. Difficulty and influence on the strength of the force.

Therefore, how to develop an innovative structure that can be more ideal and practical in view of the problems existing in the above-mentioned conventional tool placement seat type and technology, it really needs the relevant industry to think about the goal and direction of breakthrough; In view of this, the inventor has been engaged in the manufacturing, development and design of related products for many years, aiming at the above-mentioned goals, after detailed design and careful evaluation, finally came up with a practical invention.

The main purpose of the present invention is to provide a socket tool holder, and the technical problem to be solved is aimed at how to develop a more ideal and practical new socket tool holder structure. Think about innovative breakthroughs. The socket tool placement seat is used for placing the existing socket tool set, and the socket tool is formed with a quadrangular socket.

Based on the aforementioned purpose, the technical feature of the present invention to solve the problem is that the socket tool placement seat system includes: a base, including a chassis, a circular matching portion and a convex shaft, and the circular matching portions are opposite in outer diameters. The inwardly retracted shape is formed on the chassis structure, the convex shaft is formed on the circular matching portion in an outer diameter relative to the inwardly retracted shape, and the convex shaft is formed with an abutting plate extending laterally; a rotating sleeve includes a seat portion And a quadrangular socket, the quadrangular socket is used for the quadrangular socket of the socket tool, and the seat has a top surface and a bottom surface. and the surrounding wall, the quadrangular socket joint is formed on the top surface of the seat in the shape of a relatively inwardly shrunk in outer diameter, and a circular guide wall is formed on the bottom surface of the seat. It can be rotated under force. A hollow cavity is formed inside the quadrangular socket joint. The hollow cavity is laterally formed with elastic pieces. An engaging portion is formed on the outside of each elastic piece. Positioning the quadrangular socket can prevent the socket tool from coming out; the hollow cavity and the circular guide wall are relatively defined to form an intermediate wall, the intermediate wall is formed with an escape hole, and the contour shape of the escape hole must be used for the base. The protruding shaft and the abutting plate are passed through the circular guide wall and enter the hollow cavity; a segmented positioning member includes an engaging portion, a first segment of the inserting portion and a second engaging portion for the engaging portion to be selectively aligned and engaged. Two-stage inserting parts, wherein the engaging part is formed around the circular matching part of the base, and the first-stage inserting part and the second-segment inserting part are formed on the circular guide wall of the rotating sleeve; The escaping edge is formed at a predetermined height position of the convex shaft of the base in the form of lateral relative expansion. When passing through the avoidance hole, the anti-separation baffle is forced to pass through the avoidance hole and placed in the hollow cavity in an interference fit state, thereby preventing the protruding shaft from coming out of the hollow cavity in reverse.

The main effect and advantage of the present invention is that the disengagement-preventing baffle is located within the hollow cavity of the quadrangular socket joint, and the segmented positioning member is located outside the hollow cavity. The segmented positioning members are dispersed to two different ring diameter areas, so the positioning configurations of the two will not affect each other, the shape is easier to design, the convenience of mold opening can be easily considered, and the force strength can be better considered. It is indeed practical and progressive.

100: Socket tool holder

10: Pedestal

11: Chassis

12: Round matching part

13: Convex shaft

14: Abutment plate

20: Turn the socket

21: seat

211: top surface

212: Underside

213: Zhou Wall

214: Circular guide wall

22: Square socket joint

221: hollow cavity

222: Shrapnel

223: Engagement part

214: Circular guide wall

215: Middle Wall

23: Avoid Piercings

30: Segment positioning components

31: The first segment of the embedded card part

32: The second segment of the embedded card part

33: Engagement part

40: Anti-drop retaining edge

41: inclined guide surface

50: Oblique leading edge

51: Reduced diameter end

52: Expanded diameter end

200: Socket tool

201: Square socket

4: Indicates that the section 4-4 in Figure 3 is presented in Figure 4

5: Indicates that the section 5-5 in Figure 4 is presented in Figure 5

6: Indicates that the section 6-6 in Figure 3 is presented in Figure 6

FIG. 1 is a three-dimensional schematic diagram of a socket tool seat for fitting a socket tool set according to a preferred embodiment of the present invention.

FIG. 2 is a perspective view showing the disassembled state of the base and the rotating socket according to the preferred embodiment of the present invention.

FIG. 3 is a top view of a preferred embodiment of the socket tool placement seat of the present invention.

FIG. 4 is a sectional view of 4-4 of FIG. 3 .

FIG. 5 is a cross-sectional view of 5-5 of FIG. 4 .

FIG. 6 is a cross-sectional view of 6-6 of FIG. 3 .

FIG. 7 is a top view of the rotating socket according to the present invention being rotated to a release angle.

FIG. 8 is a cross-sectional view of a part of the structure corresponding to the state disclosed in FIG. 7 .

9 is a cross-sectional view of an oblique guide edge formed in the avoidance hole of the present invention.

Please refer to FIG. 1 to FIG. 6 , which are preferred embodiments of the socket tool placement seat of the present invention, but these embodiments are for illustrative purposes only, and are not limited by this structure in the patent application.

The socket tool holder 100 is used for assembling and placing an existing socket tool 200 (such as a sleeve), and the socket tool 200 is formed with a quadrangular socket 201; the socket tool holder 100 includes the following Composition: A base 10 includes a chassis 11 , a circular matching portion 12 and a protruding shaft 13 , the circular matching portion 12 is formed on the chassis 11 in a relatively inwardly shrunk shape in outer diameter, and the protruding shaft 13 is The outer diameter is relatively inwardly constricted and protruding is formed on the circular matching portion 12, the protruding shaft 13 is formed with at least one abutting plate 14 extending laterally; a rotating socket 20 includes a seat portion 21 and a quadrangle The socket 22, the square socket 22 is used for the socket 201 of the socket tool 200 to be assembled together, the seat 21 has a top surface 211, a bottom surface 212 and a peripheral wall 213, the square socket 22 A circular guide wall 214 is formed on the bottom surface of the seat 21 , and the circular guide wall 214 is used to be assembled with the bottom surface of the base 10 . The outside of the circular fitting portion 12 is in a state of being able to rotate under force, a hollow cavity 221 is formed inside the quadrangular socket joint 22, and at least one elastic piece 222 is formed on the side of the hollow cavity 221. An engaging portion 223 is formed on the outer side of the elastic piece 222 . When the elastic piece 222 is held in a rigid state by the at least one abutting plate 14 , the engaging portion 223 is positioned at the quadrangular socket 201 to prevent the socket tool 200 from The hollow cavity 221 and the circular guide wall 214 are relatively defined to form a middle wall 215, and the middle wall 215 is formed with an escape hole 23, and the contour shape of the escape hole 23 must be used for the The protruding shaft 13 and the at least one abutting plate 14 pass through the circular guide wall 214 and enter the hollow cavity 221 ; a segmented positioning member 30 includes at least one engaging portion 33 and the at least one engaging portion 33 The first segment of the inserting portion 31 and the second segment of the inserting portion 32 for selective alignment and engagement, wherein the at least one engaging portion 33 is formed around the circular matching portion 12 of the base 10, and the first The segment inserting part 31 and the second segment inserting part 32 are formed on the circular guide wall 214 of the rotating sleeve 20; At the predetermined height position of the protruding shaft 13 of the base 10 , the anti-detachment baffle 40 has elasticity and its outer diameter must be larger than the corresponding aperture of the avoidance hole 23 . When the convex shaft 13 passes through the avoidance hole 23 At the time, the anti-disengagement blocking edge 40 is forced to pass through the avoidance hole 214 and placed in the hollow cavity 221 in an interference fit state, so as to prevent the protruding shaft 13 from coming out of the hollow cavity 221 in reverse. Therefore, the disengagement-preventing baffle 40 is located within the range of the hollow cavity 221 of the quadrangular socket joint 22 , and the segmented positioning member 30 is a member configuration type located outside the range of the hollow cavity 221 .

As shown in FIG. 2 and FIG. 3 , in this example, the contour of the peripheral wall of the seat portion 21 of the rotating socket 20 is set in a rectangular shape and each corner thereof has a chamfered shape. The effect of the embodiment disclosed in this example is mainly to have a visual recognition effect, because if it is in the shape of a circle, a plum blossom or a gear, it is not easy for the user to identify the socket tool 200 (such as a socket, please refer to FIG. 1 ). shown) in the position or release state.

As shown in FIG. 2 , in this example, the height position of the anti-falling baffle 40 is flush with the height positions of the bottom ends of the two abutting plates 14 .

As shown in FIG. 2 and FIG. 3 , in this example, the circular matching portion 12 is in the shape of a circle The segmented positioning member 30 includes two engaging portions 33 that are formed on the periphery of the circular matching portion 12 of the base 10 and are opposite to each other at an angle of 180 degrees. The two engaging portions 33 are lateral to each other. The circular guide wall 214 of the rotating socket 20 is correspondingly formed into a groove shape, and the peripheral groove walls are formed at 180-degree angles relative to each other. There are two first-segment inserting parts 31 and two second-segment inserting parts 32, and each first-segment inserting part 31 and each second-segment inserting part 32 are arc-shaped concave concave laterally. Fate style. A supplementary note is that, according to the disclosure in this embodiment, those with ordinary knowledge in the technical field can of course easily understand that the concave and convex shapes between the circular matching portion 12 and the circular guide wall 214 are They can be replaced with each other, so the concave and convex shapes of the engaging portion 33 and the first-stage inserting portion 31 and the second-stage inserting portion 32 can also be replaced with each other, which can be implemented in practice.

As shown in FIG. 2 , in this example, an inclined guide surface 41 connected to the protruding shaft 13 is formed on the anti-separation baffle 40 by integrally extending; the function of providing the inclined guide surface 41 in this example is mainly to make During the process of forcibly passing over the avoidance hole 23 , the anti-falling baffle edge 40 can obtain the guiding function of the inclined surface and be more smooth.

As shown in FIG. 9 , in this example, the avoidance hole 23 is further formed with an inclined guide edge 50 , and the inclined guide edge 50 has a diameter-reduced end 51 and a diameter-expanded end 52 ; the inclined guide edge 50 in this example is connected to the The anti-separation retaining edge 40 is matched correspondingly, wherein the outer diameter of the enlarged diameter end 52 is larger than the outer diameter of the anti-separation retaining edge 40 , and the outer diameter of the reduced diameter end 51 is smaller than the outer diameter of the retaining edge 40 , Through the disposition of the inclined guide edge 50 , the effect is as described in the previous paragraph, which enables the anti-falling blocking edge 40 to obtain the inclined surface guiding effect during the process of forcibly crossing the avoidance hole 23 .

With the above-mentioned structural composition and technical features, the socket tool placement base 100 disclosed in the present invention is first shown in FIG. 3 to FIG. 6 in actual use, which is a set positioning state. The rotation angle of 20 just constitutes that the engaging portion 33 is aligned and engaged with the first-stage inserting portion 31, and further constitutes that the elastic piece 222 is supported by the abutting plate 13 into a rigid position. Therefore, at this time, the engaging portion 223 can be positioned in the quadrangular socket 201 (refer to FIG. 1 ) to prevent the socket tool 200 from coming out. Then, as shown in FIG. 7 to FIG. In the state, the rotation angle of the seat portion 21 of the rotating socket 20 just constitutes a position where the engaging portion 33 is aligned and engaged with the second-stage inserting portion 32 , thereby constituting a state in which the elastic piece 222 is not supported by the abutting plate 13 . When the engaging portion 223 cannot locate the quadrangular socket 201 (as shown in FIG. 1 ), a release state in which the socket tool 200 can be disengaged is formed. The main purpose of the present invention is to make the anti-detachment baffle 40 be located within the range of the hollow cavity 221 of the quadrangular socket joint 22, and the segmented positioning member 30 to be located outside the range of the hollow cavity 221. A component configuration type, The disengagement-preventing baffle 40 and the segmented positioning member 30 are dispersed to two different ring diameter regions, so the two positioning configurations will not affect each other, the design is easier in terms of shape, the convenience of mold opening can be easily considered, and It is more able to take into account the strength of the force.

10: Pedestal

11: Chassis

12: Round matching part

13: Convex shaft

14: Abutment plate

20: Turn the socket

21: seat

211: top surface

212: Underside

213: Zhou Wall

214: Circular guide wall

215: Middle Wall

22: Square socket joint

221: hollow cavity

222: Shrapnel

223: Engagement part

23: Avoid Piercings

31: The first segment of the embedded card part

32: The second segment of the embedded card part

33: Engagement part

40: Anti-drop retaining edge

41: inclined guide surface

Claims (6)

A socket tool placement seat, the socket tool placement seat is used for placing an existing socket tool set, and the socket tool is formed with a quadrangular socket; the socket tool placement seat comprises: A base includes a chassis, a circular matching portion, and a protruding shaft. The circular matching portion is formed on the chassis structure in a shape of an outer diameter that is relatively inwardly retracted, and the protruding shaft is formed to protrude and protrude in a shape of an outer diameter that is relatively inwardly retracted. On the circular matching portion, the protruding shaft is formed with at least one abutting plate extending laterally; A rotating socket includes a seat and a quadrangular socket, the quadrangular socket is used to fit the quadrangular socket of the socket tool, the seat has a top surface, a bottom surface and a peripheral wall, the The quadrangular socket joint is formed on the top surface of the seat in the shape of a relatively inwardly shrunk in outer diameter, and a circular guide wall is formed on the bottom surface of the seat. The circular guide wall is used for assembling with the circular matching of the base. The outside of the stub is in a state of being able to rotate under force, a hollow cavity is formed inside the quadrangular socket, at least one elastic piece is formed on the side of the hollow cavity, and an engaging portion is formed on the outer side of each elastic piece. When the elastic piece is abutted by the at least one When the plate is held in a rigid state, the engaging portion is positioned at the quadrangular socket to prevent the socket tool from coming out; the hollow cavity and the circular guide wall are relatively defined to form an intermediate wall. The wall is formed with an escape hole, and the contour shape of the escape hole is required for the protruding shaft of the base and the at least one abutting plate to pass through the circular guide wall and enter the hollow cavity; A segmented positioning member includes at least one engaging portion, a first segment of engaging portion and a second segment of engaging portion for selective alignment and engagement of the at least one engaging portion, wherein the at least one engaging portion is formed in At the periphery of the circular matching portion of the base, the first segment of the engaging portion and the second segment of the engaging portion are formed on the circular guide wall of the rotating sleeve; and An anti-drop retaining edge is formed at a predetermined height position of the convex shaft of the base in a laterally opposite diameter expansion type. When the protruding shaft passes through the avoidance hole, the anti-separation baffle is forced to pass through the avoidance hole and placed in the hollow cavity in an interference fit state, so as to prevent the convex shaft from coming out of the hollow cavity in reverse. The socket tool placement seat according to claim 1, wherein the contour of the peripheral wall of the seat portion of the rotating socket member is set in a rectangular shape and each corner thereof has a chamfered shape. The socket tool placement seat as claimed in claim 1, wherein the height position of the anti-detachment baffle is flush with the height position of the bottom ends of the two abutting plates. The socket tool placement seat according to claim 1, wherein the circular matching portion is in the form of a circular convex seat, and the segmented positioning member comprises a periphery of the circular matching portion formed on the base forming 180 with each other. The two engaging parts are arranged at opposite angles, and the two engaging parts are in the form of laterally protruding arc-shaped ribs; and the circular guide wall of the rotating socket is correspondingly set into a groove shape, Its peripheral groove walls form 180-degree angular relative positions with two first-segment inserting parts and two second-segment inserting parts oppositely arranged, and each of the first-segment inserting parts and each of the second inserting parts are formed. The inserting part is in the form of a laterally concave arc-shaped concave edge. The socket tool placement seat as claimed in claim 1, wherein an inclined guide surface connected to the protruding shaft is further integrally extended on the anti-detachment baffle. The socket tool placement seat according to claim 1, wherein the avoidance hole is further formed with an inclined guide edge, and the inclined guide edge has a diameter-reduced end and an enlarged diameter end.

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