Fixed torque adapter sleeve

Abstract

The utility model provides a fixed torque conversion sleeve, comprising: a main body, one end of which is protrudingly provided with a conversion part, and the other end is a hollow body, the conversion part is provided with a screw hole penetrating the hollow body, and the hollow body is provided with a polygonal hole; a clutch device, comprising a clutch and a driving part, one end of the clutch is provided with a toothed part to link the driving part, and the other end is a polygonal body to match the polygonal hole of the hollow body of the main body; one end of the driving part is provided with a toothed part to link the clutch; an elastic part, one end of which is tightly against the bottom of the hollow body of the main body, and the other end is tightly against the clutch; an adjusting screw, which is arranged in the screw hole of the conversion part of the main body, and one end of which is tightly against the elastic part to adjust the compression amount to fix the torque; a buckle, which is arranged in the annular groove of the hollow body of the main body to fix the combination of the clutch device and the elastic part.

Description

Technical Field

[0001] The utility model provides a fixed torque conversion sleeve to solve the torque setting problem of a torque tool, in particular to a fixed torque conversion device. Background Art

[0002] Bolts are commonly used today to lock and connect two objects. However, the bonding force of various objects varies greatly due to different purposes of use, and the locking force is also relatively different. In order to effectively control the applied torque to avoid excessive torque causing damage to the combined workpiece or bolt, a fixed torque adapter device came into being. For example, Taiwan's new patent No. M522105 "Torque sleeve with torque adjustment function", invention patent No. I757846 "Fixed torque sleeve structure" and new patent No. M611625 "Torque tool". Therefore, how to develop a more ideal and practical innovative structure for effective fixed torque is what users are eagerly looking forward to, and it is also the goal and direction that related industries must work hard to develop breakthroughs. Utility Model Content

[0003] The main purpose of the utility model is to provide a fixed torque adapter sleeve to solve the problem of fixed torque adapter sleeve, and the technical feature of solving the problem is to achieve the effect of simple fixed torque, increase product diversity, simple structure and simplified installation operation through elastic parts, clutch devices and adjustment screws.

[0004] The utility model provides a fixed torque conversion sleeve, which comprises: a body, one end of which is protruding with a conversion part, and the other end is a hollow body, wherein the conversion part is provided with a connecting structure to connect a socket wrench, the conversion part is provided with a screw hole penetrating the hollow body, the open end of the hollow body is provided with an annular groove, and the hollow body is provided with a polygonal hole at an appropriate position; a clutch device, which comprises a clutch member and a driving member, wherein one end of the clutch member is provided with a toothed portion to link the driving member, and the other end is a polygonal body to match the body a polygonal hole in the hollow body of the main body; a toothed portion is provided at one end of the driving member to link the clutch member, and a coupling portion is provided at the other end to engage the screwdriver head; an elastic member, wherein one end of the elastic member is tightly against the bottom of the hollow body of the main body, and the other end is tightly against the clutch member; an adjusting screw is provided in the screw hole of the adapter portion of the main body, and one end is tightly against the elastic member to adjust the compression amount of the elastic member to fix the torque; a buckle ring is provided in the annular groove of the hollow body of the main body to fix the combination of the clutch device and the elastic member.

[0005] In one embodiment, the buckle is a C-shaped buckle.

[0006] In one embodiment, the polygonal hole of the hollow body of the main body is a hexagonal hole.

[0007] In one embodiment, the connection structure of the adapter portion of the main body is a polygonal body.

[0008] In one embodiment, the connection structure of the adapter portion of the main body is a hexagonal body.

[0009] In one embodiment, the elastic member includes at least one compression spring.

[0010] In one embodiment, the elastic member includes at least one disc spring.

[0011] In one embodiment, the engaging portion of the driving member is a polygonal hole.

[0012] In one embodiment, the engaging portion of the driving member is a hexagonal hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an exploded view of the utility model.

[0014] Figure 2 It is a sectional view of the main body of the utility model.

[0015] Figure 3 It is a combined sectional view of the utility model.

[0016] Description of main component symbols:

[0017] 10:Ontology

[0018] 11: Transfer Department

[0019] 111: screw hole

[0020] 12: Hollow body

[0021] 121: Annular groove

[0022] 122: Polygonal hole

[0023] 20: Clutch device

[0024] 21: Clutch

[0025] 211: Gear part

[0026] 212: Polygon

[0027] 22: Driving parts

[0028] 221: Gear part

[0029] 222:Joint

[0030] 30: Elastic parts

[0031] 40: Adjusting screw

[0032] 50: Buckle DETAILED DESCRIPTION

[0033] See also Figure 1 The following are the preferred embodiments of the present invention. These embodiments are for illustration purposes only and are not limited to the present invention in the patent application. In order to further understand the structural design and technology of the present invention, the following is a detailed description with reference to the accompanying drawings:

[0034] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a fixed torque adapter sleeve, which includes: a body 10, one end of which is protruding with an adapter portion 11, and the other end is a hollow body 12, wherein the adapter portion 11 is provided with a connecting structure to connect a socket wrench, the adapter portion 11 is provided with a screw hole 111 penetrating the hollow body 12, the open end of the hollow body 12 is provided with an annular groove 121, and the hollow body 12 is provided with a polygonal hole 122 at an appropriate position; a clutch device 20, which includes a clutch member 21 and a driving member 22, wherein one end of the clutch member 21 is provided with a toothed portion 211 to link the driving member 22, and the other end is a polygonal body 212 to match the hollow body of the body 10 The driving member 22 is provided with a toothed portion 221 at one end to link the clutch member 21, and a coupling portion 222 at the other end to engage a screwdriver head; an elastic member 30, wherein one end of the elastic member 30 is tightly against the bottom of the hollow body 12 of the main body 10, and the other end is tightly against the clutch member 21; an adjusting screw 40, which is provided in the screw hole 111 of the adapter portion 11 of the main body 10, and one end is tightly against the elastic member 30 to adjust the compression amount of the elastic member 30 to fix the torque; a buckle 50, which is provided in the annular groove 121 of the hollow body 12 of the main body 10 to fix the combination of the clutch device 20 and the elastic member 30.

[0035] See also Figure 1 As shown, a fixed torque conversion sleeve of the utility model, wherein the buckle ring is a C-shaped buckle ring.

[0036] See also Figure 2 As shown, a fixed torque conversion sleeve of the present invention, wherein the polygonal hole of the hollow body 12 of the main body 10 is a hexagonal hole 122 .

[0037] See also Figure 1 As shown, a fixed torque conversion sleeve of the present invention, wherein the connection structure of the conversion portion 11 of the main body 10 is a polygonal body.

[0038] See also Figure 1 As shown, a fixed torque conversion sleeve of the present invention, wherein the connection structure of the conversion portion 11 of the main body 10 is a hexagonal body.

[0039] See also Figure 1 As shown, a fixed torque transfer sleeve of the present invention, wherein the elastic member 30 includes at least one compression spring.

[0040] See also Figure 1 As shown, a fixed torque transfer sleeve of the present invention, wherein the elastic member 30 includes at least one disc spring.

[0041] See also Figure 3 As shown, in this embodiment, a fixed torque conversion sleeve of the utility model is provided, wherein the engagement portion 222 of the driving member 22 is a polygonal hole.

[0042] See also Figure 3 As shown, a fixed torque conversion sleeve of the present invention, wherein the engaging portion 222 of the driving member 22 is a hexagonal hole.

[0043] See also Figure 1 , Figure 2 and Figure 3 As shown, according to this structure, the elastic member 30 and the clutch device 20 are arranged in the body 10 and fixed by the buckle 50, and the adjustment screw 40 is arranged in the screw hole 111 of the adapter part 11 of the body 10, and one end is pressed against the elastic member 30 to adjust the compression amount of the elastic member 30 to reach the set torque value and then fix the adjustment screw 40 to produce products with different torque values, thereby increasing product diversity. The polygonal hole 122 of the body 10 cooperates with the polygonal body 212 of the clutch member 21 to ensure that the clutch device 20 is effectively driven to rotate. When performing a bolt tightening operation, the connection structure of the adapter 11 is connected to the socket wrench, and the engagement portion 222 of the drive member 22 is engaged with the screwdriver head. When the applied torque is greater than the torque setting value, the clutch member 21 of the clutch device 20 and the tooth portions 211, 221 of the drive member 22 are separated, and the fixed torque adapter sleeve is in an idling state to avoid damage to the bolts and workpieces, thereby achieving the effects of fixed torque, simple structure, and easy installation.

[0044] The utility model improves the effect as follows: the fixed torque adapter sleeve of the utility model uses elastic parts, clutch devices and adjustment screws to fix adapter sleeves of different torque values ​​to avoid damage to bolts and workpieces to achieve the effect of effectively fixing torque, increasing product diversity, simple structure, and simplifying installation operations. The polygonal hole of the main body cooperates with the polygonal body of the clutch to ensure that the clutch device is effectively driven to rotate to achieve the effect of fixing the torque adapter sleeve.

[0045] The contents disclosed in the above embodiments are used to specifically illustrate the present invention, and although they are described in the text through specific terms, they cannot be used to limit the patent scope of the present invention; those skilled in the art can make changes and modifications to the present invention after understanding the spirit and principles of the present invention to achieve equivalent purposes, and such changes and modifications should all be included in the scope defined by the scope of protection required by the patent application documents.

Claims

1. A fixed torque adapter sleeve, characterized in that: Include: A body, one end of which is provided with a connecting portion, and the other end is a hollow body, wherein the connecting portion is provided with a connecting structure to connect a socket wrench, the connecting portion is provided with a screw hole penetrating the hollow body, the open end of the hollow body is provided with an annular groove, and a polygonal hole is provided at an appropriate position of the hollow body; A clutch device, comprising a clutch member and a driving member, wherein one end of the clutch member is provided with a toothed portion to link the driving member, and the other end is a polygonal body to match the polygonal hole of the hollow body of the main body; one end of the driving member is provided with a toothed portion to link the clutch member, and the other end is provided with a joint portion to engage a screwdriver head; an elastic member, wherein one end of the elastic member is tightly against the bottom of the hollow body of the main body, and the other end of the elastic member is tightly against the clutch member; An adjusting screw is disposed in a screw hole of the adapter portion of the body, one end of which is pressed tightly against the elastic member to adjust the compression amount of the elastic member to fix the torque; A buckle ring is arranged in the annular groove of the hollow body of the main body to fix the combination of the clutch device and the elastic member.

2. The fixed torque transfer sleeve according to claim 1, characterized in that: The buckle is a C-shaped buckle.

3. The fixed torque adapter sleeve according to claim 1, characterized in that: The polygonal hole of the hollow body of the main body is a hexagonal hole.

4. The fixed torque transfer sleeve according to claim 1, characterized in that: The connecting structure of the adapter part of the main body is a polygonal body.

5. The fixed torque transfer sleeve according to claim 1, characterized in that: The connecting structure of the adapter part of the main body is a hexagonal body.

6. The fixed torque transfer sleeve according to claim 1, characterized in that: The elastic member includes at least one compression spring.

7. The fixed torque transfer sleeve according to claim 1, characterized in that: The elastic member includes at least one disc spring.

8. The fixed torque transfer sleeve according to claim 1, characterized in that: The engaging portion of the driving member is a polygonal hole.

9. The fixed torque transfer sleeve according to claim 1, characterized in that: The engaging portion of the driving member is a hexagonal hole.

Images