TW202337647A - Tool connector - Google Patents

Abstract

A tool connector includes a main body, an adapter member, an elastic member and at least a stop member. The main body disposed with an assembling portion. The assembling portion disposed with a through hole radially. An abutting member is movably disposed in the through hole. The adapter member is inserted into the main body and is movable to locate in a first position or a second position. When the adapter member is located in the first position, the adapter member abuts against the abutting member radially. When the adapter member is located in the second position, the adapter member is not abut against the abutting member radially.

Description

Tool joint

The invention relates to a tool joint.

Press, generally when performing locking operations, a pneumatic or electric rotating tool is used to connect to the locking piece for locking. It is known that the driving end of the rotating tool is provided with a driving rod, and the driving rod is connected to the locking piece. Through the assembly of the driving rod and the locking piece, when the driving end rotates, the driving rod can be driven to rotate to perform the locking operation. However, there are many styles of locking parts (such as screws, nuts, bolts, etc.), so during actual operation, the driving end needs to be replaced with different driving rods for assembly with sleeves or other tools to lock the nuts or bolts. Such locks are very inconvenient to use and have shortcomings that need to be improved urgently.

Therefore, it is necessary to provide a novel and progressive tool joint to solve the above problems.

The main purpose of the present invention is to provide a tool joint that can be connected with automatic rotating tools and locking tools. It is not only simple in structure but also quick and convenient to operate.

In order to achieve the above object, the present invention provides a tool joint, which includes a body, an adapter, an elastic member and at least one stopper. The main body is provided with a set of connecting parts. The connecting part has a perforation in the radial direction, and a clamping piece is movably accommodated in the perforation. The adapter is inserted into the body and can move between a first position and a second position. When the adapter is located at the first position, the adapter radially abuts the card so that the card The adapter piece is pushed radially outward. When the adapter piece is in the second position, the adapter piece does not push against the clamping piece so that the clamping piece can move radially inward. The adapter piece is away from the assembly. One end of the portion is provided with a set of polygonal connecting holes. The elastic member abuts between the body and the adapter piece, so that the adapter piece normally moves toward the first position. The at least one blocking member is provided on the body to block the adapter member and prevent the adapter member from being separated from the body.

The following examples are only used to illustrate the possible implementation modes of the present invention, but are not intended to limit the scope of protection of the present invention.

Please refer to Figures 1 to 5, which show a first preferred embodiment of the present invention. The tool joint of the present invention includes a body 1, an adapter 2, an elastic member 3 and at least one stopper 4.

The main body 1 is provided with a connecting portion 11. The connecting portion 11 has a through hole 12 radially opened, and a clamping member 13 is movably received in the through hole 12.

The adapter 2 is inserted into the body 1 and can move between a first position and a second position. When the adapter 2 is in the first position, the adapter 2 radially abuts the clamping element. 13 so that the clamping member 13 can push radially outward. When the adapter 2 is in the second position, the adapter 2 does not push the clamping member 13 so that the clamping member 13 can push radially inward. Move, the end of the adapter 2 away from the assembly part 11 is provided with a polygonal assembly hole 223. The assembly hole 223 is for assembly with an automatic rotating tool. In this embodiment, the assembly hole 223 It is a four-corner hole. In other embodiments, it can also be a hexagonal hole or other shapes.

The elastic member 3 abuts between the body 1 and the adapter 2 so that the adapter 2 moves toward the first position normally. In this embodiment, when the adapter 2 moves toward the first position, the adapter 2 moves in a direction away from the assembly portion 11 . In other embodiments, the relative positions of the first position and the second position are It can also be set in reverse.

The at least one stopper 4 is provided on the body 1 to block the adapter 2 to prevent the adapter 2 from being separated from the body 1. That is, when the adapter 2 is in the first position, the stopper 4 blocks the adapter 2. End at the adapter 2.

The adapter 2 further includes an abutting member 21 and a connecting rod 22. The abutting member 21 is connected to the connecting rod 22. When the adapter 2 is in the first position, the abutting member 21 diameter When the adapter 2 is in the second position, the resisting member 21 does not resist the blocking member 13 so that the blocking member 13 is pushed radially outward. 13 can move radially inward.

In actual operation, when a locking tool (sleeve as shown in Figures 4 and 5) is to be sleeved on the assembly part 11 and the adapter 2 is in the first position, the clamping part 13 and the lock If the locking tool continues to be pushed toward the body 1, the body 1 will be clamped by the locking tool and the rotating tool, causing the adapter 2 to move toward the second position. The component 13 moves radially inward, so that the locking tool can be smoothly sleeved on the assembly portion 11, so it is more convenient to use, and when the adapter 2 is in the first position, the stopper 4 Blocking the adapter 2 can prevent the adapter 2 from being separated from the body 1 .

Specifically, the body 1 is not provided with a set of holes 14 at one end of the assembly portion 11 , the adapter 2 is movably inserted into the set hole 14 , and the through hole 12 is connected to the set hole 14 . The hole wall of the sleeve hole 14 is provided with at least one receiving hole 141. The outer peripheral wall of the connecting rod 22 is provided with a second annular groove 221. The at least one stopper 4 is received in the at least one receiving hole 141 and surrounds it. In the second annular groove 221, the groove width of at least one of the at least one receiving hole 141 and the second annular groove 221 is larger than the radial size of the stopper 4, and the set hole 14 is a non-circular hole. , the connecting rod 22 is a non-circular rod with a shape corresponding to the sleeve hole 14, and each stopper 4 is a clamping ball. In this embodiment, the groove width of the second ring groove 221 is larger than the diameter of the stopper 4 The directional dimension is used as the distance between the first position and the second position.

Among them, the resisting member 21 is screwed to the connecting rod 22. The radial size of the connecting rod 22 is larger than the radial size of the resisting member 21. The resisting member 21 is provided with an external thread 211. The connecting rod 22 An internal thread 222 is provided that is threadedly connected to the external thread 211 .

Furthermore, the sleeve hole 14 includes a large section 142 and a small section 143. The large section 142 is located at an end of the small section 143 away from the assembly portion 11 and forms a first stage portion 144. The elastic member 3 is sleeved on the part of the abutment member 21 that extends into the large section 142 and abuts against the step 144 and the end surface of the connecting rod 22. The sleeve hole 14 penetrates the opposite ends of the body 1, and the connection The rod 22 is non-rotatably inserted into the large body section 142. In this embodiment, the large body section 142 is in the shape of a hexagonal hole and the connecting rod 22 is in the shape of a hexagonal column, so that the connecting rod 22 cannot be relative to the large body section. 142 rotates. In other aspects of this embodiment, as shown in Figures 6 and 7, one end of the connecting rods 22B and 22C inserted into the large section can also be in the shape of an oval flat head or a square head.

It is worth mentioning that since the abutting member 21 and the connecting rod 22 in this embodiment are screwed together (they can also be assembled in other embodiments), the connecting rod 22 can be of a single specification during manufacturing. Mass production is carried out, and the resisting member 21 and the main body 1 can have different specifications according to actual use to be used for locking tools of different specifications. The resisting member 21 is assembled with the connecting rod 22 to make the The resisting member 21 is connected with the connecting rod 22 simultaneously, which can reduce the manufacturing cost of integrally forming the connecting rod 22 and the resisting member 21 .

In this embodiment, the resisting member 21 is provided with a slope section 212 and a constriction section 213. The slope section 212 is inclined in the direction of the constriction section 213. When the adapter 2 is in the first position, the The slope section 212 corresponds to the through hole 12. When the adapter 2 is in the second position, the constriction section 213 corresponds to the through hole 12. The slope section 212 is located at one of the constriction sections 213 away from the connecting rod 22. side. In this embodiment, the clamping member 13 is a clamping bead for easier movement.

In addition, preferably, this embodiment also includes a bushing 5. The bushing 5 includes a connected body part 51 and a top part 52. The body part 51 is sleeved on the body 1 away from the assembly part 11. At one end, the top 52 includes a through hole 53 , and the through hole 53 is sleeved on the post 22 . The bushing 5 can limit the stoppers 4 to prevent the stoppers 44 from escaping from the accommodating holes 141 .

Specifically, the tool joint further includes a grip sleeve 23, which is rotatably mounted on the part of the adapter 2 that is not inserted into the body 1, and is locked between the grip sleeve 23 and the adapter 2. At least one blocking piece 231 is provided. In this embodiment, there are two blocking pieces 231 . One of the blocking pieces 231 is stuck between the inner peripheral wall of the grip sleeve 23 and the outer peripheral wall of the adapter 2 , the other engaging member 231 engages the outer peripheral wall of the adapter 2 and an end of the grip sleeve 23 away from the body 1 to prevent the grip sleeve 23 from moving axially relative to the adapter 2. The user The operation can be performed by holding the grip sleeve 23 , thereby avoiding injuries caused by friction between the adapter 2 and the hand due to rotation of the adapter 2 during operation.

Please refer to Figures 8 to 12. In the second preferred embodiment of the present invention, the resisting member 21A and the connecting rod 22A are integrally formed, and the radial size of the connecting rod 22A is larger than the radial dimension of the resisting member 21A. The size can reduce the material cost of the top member 21A.

The main body 1A is not provided with a set of holes 14 at one end of the assembly portion 11 . The adapter 2A is movably inserted into the set of holes 14 . The through hole 12 is connected to the set of holes 14 . The hole wall is provided with a first annular groove 145A, the outer peripheral wall of the connecting rod 22A is provided with a second annular groove 221, and the stopper 4A is accommodated in the first annular groove 145A and surrounds the second annular groove 221, the groove width of at least one of the first annular groove 145A and the second annular groove 221 is greater than the axial thickness of the stopper 4A, the sleeve hole 14 is a non-circular hole, and the connecting rod 22A is shaped Corresponding to the non-circular rod of the set hole 14, the stopper 4A is a C-shaped fastener. In this embodiment, the groove width of the second ring groove 221 is greater than the axial thickness of the stopper 4A, as the The distance between the first position and the second position.

1, 1A: body 11: Assembly and connection department 12:Perforation 13:Card 14:set hole 141: Accommodation hole 142:Daqi Duan 143: Xiaoqi Duan 144:Stage 145A: First ring groove 2, 2A:Adapter 21, 21A: top piece 211: External thread 212: Inclined section 213: constriction section 22, 22A, 22B, 22C: post 221: Second ring groove 222: Internal thread 223: Assembly hole 23: Grip 231: Card arrival 3: Elastic parts 4, 4A:stop 5: Bushing 51:Body 52:Top 53:Threading hole

Figure 1 is a perspective view of the first preferred embodiment of the present invention. Figures 2 and 3 are exploded views of the first preferred embodiment of the present invention. 4 to 5 are operational cross-sectional views of the first preferred embodiment of the present invention. 6 and 7 are schematic diagrams of other aspects of the first preferred embodiment of the present invention. Figure 8 is a perspective view of the second preferred embodiment of the present invention. Figures 9 and 10 are exploded views of the second preferred embodiment of the present invention. 11 to 12 are operational cross-sectional views of the second preferred embodiment of the present invention.

1: Ontology

11: Assembly and connection department

12:Perforation

13:Card

2: Adapter

22: Connector

23: Grip

5: Bushing

Claims (10)

A tool joint including: A body is provided with a set of connecting parts, a perforation is opened in the radial direction of the connecting part, and a clamping piece is movably accommodated in the perforation; An adapter is inserted into the body and can move between a first position and a second position. When the adapter is located at the first position, the adapter radially abuts the clamping part to allow the The clamping piece pushes radially outward. When the adapter is in the second position, the adapter does not push against the clamping piece so that the clamping piece can move radially inward. The adapter is away from the assembly. One end of the connecting portion is provided with a set of polygonal connecting holes; An elastic member is pressed between the body and the adapter piece so that the adapter piece moves toward the first position normally; At least one stopper is provided on the body to block the adapter to prevent the adapter from being separated from the body. The tool joint of claim 1, wherein the adapter further includes an abutting member and a connecting rod, the abutting member is connected to the connecting rod, and when the adapting member is in the first position, the The resisting member radially abuts the clamping member so that the clamping member abuts radially outward. When the adapter is in the second position, the abutting member does not abut the clamping member so that the clamping member can Move radially inwards. The tool joint according to claim 2, wherein the body is not provided with a set of holes at one end of the assembly portion, the adapter is movably inserted into the set of holes, the through hole is connected to the set of holes, and the The hole wall of the sleeve hole is provided with at least one accommodating hole, the outer peripheral wall of the connecting rod is provided with a second annular groove, and the at least one stopper is accommodated in the at least one accommodating hole and surrounds the second annular groove. groove, the groove width of at least one of the at least one receiving hole and the second annular groove is greater than the radial size of the stopper, the set hole is a non-circular hole, and the connecting rod has a shape corresponding to the set hole. For non-circular rods, the stoppers are beads. The tool joint as claimed in claim 2, wherein the abutting member is threadedly connected to the connecting rod, the radial size of the connecting rod is larger than the radial size of the abutting member, the abutting member is provided with an external thread, and the abutting member is provided with an external thread. The connecting rod is provided with an internal thread that is threadedly connected to the external thread. The tool joint of claim 3, wherein the sleeve hole includes a large section and a small section, the large section is located at an end of the small section away from the assembly part and forms a first-stage part, and the elastic member It is sleeved on the part of the abutting member that extends into the large section and abuts against the step and the end surface of the connecting rod. The sleeve hole penetrates the opposite ends of the body, and the connecting rod is non-rotatably inserted into the The big paragraph. The tool joint as claimed in claim 2, wherein the abutting member is provided with a bevel section and a constriction section, the bevel section is inclined in the direction of the constriction section, and when the adapter is in the first position, the The inclined surface section corresponds to the through hole. When the adapter is in the second position, the constricted section corresponds to the through hole. The inclined surface section is located on a side of the constricted section away from the connecting rod. The tool joint of claim 2 further includes a bushing. The bushing includes a connected body and a top. The body is sleeved on an end of the body away from the assembly part. The top includes a through hole. A hole is provided, and the through hole is sleeved on the connecting rod. The tool joint of claim 1 further includes a grip sleeve, which is rotatably mounted on the part of the adapter that is not inserted into the body, and at least one of the grip sleeve and the adapter is clamped between the grip sleeve and the adapter. One card for delivery. The tool joint of claim 2, wherein the abutting member and the connecting rod are integrally formed, and the radial size of the connecting rod is larger than the radial size of the abutting member. The tool joint according to claim 2, wherein the body is not provided with a set of holes at one end of the assembly portion, the adapter is movably inserted into the set of holes, the through hole is connected to the set of holes, and the The hole wall of the set hole is provided with a first annular groove, the outer peripheral wall of the connecting rod is provided with a second annular groove, the stopper is accommodated in the first annular groove and surrounds the second annular groove, the The groove width of at least one of the first ring groove and the second ring groove is greater than the axial thickness of the stopper, the sleeve hole is a non-circular hole, and the connecting rod is a non-circular shape corresponding to the sleeve hole. Rod, this stopper is a C-type fastener.

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