Adjustable fixture of torque wrench

Abstract

The utility model belongs to the technical field of torque wrenches, and particularly relates to a torque wrench adjustable clamp which comprises a frame body, a connecting sleeve is fixedly connected to the middle of the right side of the frame body, three fastening screws are connected to the interior of the left side edge of the frame body through threads, and the fastening screws penetrate through the frame body. According to the torque wrench adjustable clamp, the fastening screws, the frame body, the connecting sleeve, the positioning graduated scale, the graduated scale fastening nails and other parts are arranged, the parts form the torque wrench adjustable clamp, the clamping space is formed in the frame body, and the three fastening screws are arranged on the frame body in a penetrating mode. The first end of the fastening screw extends outwards in the direction opposite to the frame body, the second end of the fastening screw extends into the clamping space in the radial direction of the frame body, and the positioning graduated scale is arranged beside the fastening screw and arranged on the frame body in a penetrating mode, so that the specification of the clamp can be adjusted according to the actual situation to complete torque application to different devices, and applicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to torque wrench technical field, concretely is adjustable fixture of torque wrench. BACKGROUND

[0002] The torque wrench is widely used, mainly controls the torque of bolt fastening accurately, ensures the safety of connection, improves work efficiency, and is suitable for mechanical maintenance, equipment device and the like. The utility model discloses a torque wrench, which comprises a torque wrench rod, a torque wrench head and a sleeve detachably connected to the torque wrench head. The torque wrench head is provided with a connecting rod with threads on the side face. The upper end of the sleeve is provided with a connecting groove. The connecting groove is provided with an opening for the connecting rod to enter and exit. The other three side faces are provided with external threads that form complete thread circles with the threads on the connecting rod. A fixing nut is threadedly connected to the threads. A rubber pad layer is attached to the connecting groove to reduce friction between the connecting rod and the connecting groove. The connecting groove is provided with a positioning groove, and the connecting rod is provided with a positioning block. The positioning block and the positioning groove cooperate to share the force between the connecting rod and the connecting groove and reduce the corner wear of the connecting rod.

[0003] The existing torque wrench has multiple specifications of torque wrench heads according to the size of the workpiece. When clamping the workpiece, different torque wrench heads need to be replaced according to different workpieces, which is not efficient. Therefore, improvement is needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a torque wrench adjustable fixture, which solves the problem of the existing torque wrench that needs to replace torque wrench heads of different specifications according to different workpieces and is not efficient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a torque wrench adjustable fixture, comprising a frame body, a connecting sleeve fixedly connected to the right middle part of the frame body, three fastening screws threadedly connected to the left side inner part of the frame body, the fastening screws penetrating through the frame body, a positioning scale slidingly connected to the left side inner part of the frame body, the position of the positioning scale corresponding to the fastening screws, a scale fastening nail threadedly connected to the side inner part of the frame body, the end of the scale fastening nail abutting against the positioning scale, and a screw lubricating mechanism arranged in the side inner part of the frame body.

[0006] Preferably, the screw lubricating mechanism comprises an oil storage sponge slidingly connected to the inside of the frame body, one side of the oil storage sponge is in contact with a pressing disc, the side of the pressing disc away from the oil storage sponge is fixedly connected with a push rod, the tail end of the push rod is fixedly connected with a pressing block, the side edge of the frame body is fixedly connected with a hollow oiling plate, the push rod penetrates through the hollow oiling plate and is slidingly connected with the hollow oiling plate, and the inside of the frame body is provided with an oil outlet hole.

[0007] Preferably, the pressing disc is fixedly connected with a guide rod, the inside of the frame body is fixedly connected with a guide piece, the guide rod penetrates through the guide piece and is slidingly connected with the guide piece, and the outer side of the rod body of the guide rod is sleeved with a spring.

[0008] Preferably, one end of the spring is fixedly connected with the guide piece, and the other end of the spring is fixedly connected with the pressing disc. Through the setting of the spring, the reaction force can be applied to the pressing disc, and the auxiliary reset effect is achieved.

[0009] Preferably, the left side of the frame body is in contact with a cover, and the cover is slidingly sleeved on the outer side of the push rod. Through the setting of the cover, the hollow oiling plate can be blocked.

[0010] Preferably, the side of the cover close to the frame body is fixedly connected with a rubber clamping bead, and the rubber clamping bead is clamped with the frame body. Through the setting of the rubber clamping bead, the auxiliary fixing effect of the cover is achieved.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a torque wrench adjustable clamp which is formed by a fastening screw, a frame body, a connecting sleeve, a positioning scale and a scale fastening nail.

[0013] 2. The utility model discloses a screw lubricating mechanism is set up in the frame main part inside, and the screw lubricating mechanism is located the side of fastening screw, can store a certain amount of lubricating oil, then through extruding mode adds the screw thread joint between fastening screw and frame main part, guaranteeed that fastening screw screwing adjustment is smooth, and it is not easy to rust and jam. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure perspective drawing of the utility model;

[0015] Figure 2 It is the partial structure front view cut -away view of the utility model; Figure 1

[0016] Figure 3 It is the A place structure enlarged view of the utility model; Figure 2

[0017] Figure 4 It is the hollow oiling plate side view of the utility model; Figure 3

[0018] In the drawing: 1, fastening screw; 2, frame main part; 3, connecting sleeve; 4, positioning scale; 5, scale fastening nail; 6, screw lubricating mechanism; 61, oil storage sponge; 62, pressure plate; 63, push rod; 64, pressing block; 65, guide rod; 66, guide piece; 67, spring; 68, hollow oiling plate; 69, baffle cover; 610, rubber clamping bead; 611, oil outlet hole. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be apparently and completely described below in conjunction with the drawings of the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0020] Please refer to Figures 1-2 , torque wrench adjustable fixture, including frame main body 2, frame main body 2 overall is regular hexagon, the right side middle part of frame main body 2 is fixedly connected with connecting sleeve 3, and the left side interior of frame main body 2 is connected with three fastening screws 1 through screw thread, and fastening screw 1 passes through frame main body 2 and is arranged, and three fastening screws 1 are respectively arranged on three edges of regular hexagon and are spaced apart, and the left side interior of frame main body 2 is slidably connected with positioning scale 4, and the position of positioning scale 4 corresponds with fastening screw 1, and the side interior of frame main body 2 is connected with scale fastening nail 5 through screw thread, and the tail end of scale fastening nail 5 is in contact with positioning scale 4.

[0021] ​​​Please refer to Figures 2-4 The side of the frame body 2 is internally provided with a screw lubricating mechanism 6. Through the arrangement of the screw lubricating mechanism 6, a certain amount of lubricating oil can be stored and then added to the threaded connection between the fastening screw 1 and the frame body 2 in a squeezing manner, so as to ensure smooth rotation adjustment of the fastening screw 1 and prevent rusting and jamming. The screw lubricating mechanism 6 comprises an oil storage sponge 61 which is slidably connected to the inside of the frame body 2. One side of the oil storage sponge 61 is in contact with a pressing disc 62. The side of the pressing disc 62 away from the oil storage sponge 61 is fixedly connected with a push rod 63. The distal end of the push rod 63 is fixedly connected with a pressing block 64. The side of the frame body 2 is fixedly connected with a hollow oil filling plate 68. The push rod 63 penetrates through the hollow oil filling plate 68 and is slidably connected with the hollow oil filling plate 68. The inside of the frame body 2 is provided with an oil outlet hole 611. The position of the oil outlet hole 611 corresponds to the oil storage sponge 61 and the fastening screw 1.

[0022] Please refer to Figures 2-4 The pressing disc 62 is fixedly connected with a guide rod 65. The inside of the frame body 2 is fixedly connected with a guide piece 66. The guide rod 65 penetrates through the guide piece 66 and is slidably connected with the guide piece 66. The outer side of the rod body of the guide rod 65 is sleeved with a spring 67. Through the arrangement of the guide piece 66 and the guide rod 65, the forced horizontal movement of the pressing disc 62 is guided. One end of the spring 67 is fixedly connected with the guide piece 66. The other end of the spring 67 is fixedly connected with the pressing disc 62. Through the arrangement of the spring 67, the reaction force can be applied to the pressing disc 62, so as to have the auxiliary resetting effect. The left side of the frame body 2 is in contact with a cover 69. The cover 69 is slidably sleeved on the outer side of the push rod 63. Through the arrangement of the cover 69, the hollow oil filling plate 68 is conveniently blocked. The side of the cover 69 close to the frame body 2 is fixedly connected with a rubber clamping bead 610. The rubber clamping bead 610 is clamped with the frame body 2. Through the arrangement of the rubber clamping bead 610, the cover 69 has the auxiliary fixing effect.

[0023] The specific implementation process of the utility model is as follows: in use, the connecting sleeve 3 is matched with the torque wrench, the fastening screw 1 installed on the frame body 2 is adjusted, the distal end of the fastening screw 1 is abutted with the workpiece, is adapted to workpieces of different sizes, the position of the scale fastening nail 5 is adjusted, the position of the positioning scale 4 is ensured, three fastening screws 1 are screwed into the same distance, torque is uniformly applied to the workpiece, in addition, the push rod 63 is pushed by the pressing block 64, the push rod 63 pushes the pressing disc 62, the pressing disc 62 extrudes the lubricating oil stored in the oil storage sponge 61 from the oil outlet hole 611 and adds it to the threaded connection between the fastening screw 1 and the frame body 2, so as to ensure smooth rotation adjustment of the fastening screw 1 and prevent rusting and jamming.

[0024] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. Torque wrench adjustable fixture comprising a frame body (2), characterized in that: The right middle part of the frame body (2) is fixedly connected with a connecting sleeve (3), the left side inner part of the frame body (2) is threadedly connected with three fastening screws (1), the fastening screw (1) penetrates the frame body (2) and is arranged, the left side inner part of the frame body (2) is slidably connected with a positioning scale (4), the position of the positioning scale (4) corresponds to the fastening screw (1), the side inner part of the frame body (2) is threadedly connected with a scale fastening pin (5), the tail end of the scale fastening pin (5) abuts against the positioning scale (4), and the side inner part of the frame body (2) is provided with a screw lubricating mechanism (6).

2. The torque wrench adjustable fixture of claim 1, wherein: The screw lubricating mechanism (6) comprises an oil storage sponge (61) slidably connected to the inside of the frame body (2), one side of the oil storage sponge (61) is in contact with a pressing disc (62), the side, away from the oil storage sponge (61), of the pressing disc (62) is fixedly connected with a push rod (63), the tail end of the push rod (63) is fixedly connected with a pressing block (64), the side of the frame body (2) is fixedly connected with a hollow oiling plate (68), the push rod (63) penetrates the hollow oiling plate (68) and is slidably connected with the hollow oiling plate (68), and the inside of the frame body (2) is provided with an oil outlet hole (611).

3. The torque wrench adjustable fixture of claim 2, wherein: The pressing disc (62) is fixedly connected with a guide rod (65), the inside of the frame body (2) is fixedly connected with a guide piece (66), the guide rod (65) penetrates the guide piece (66) and is slidably connected with the guide piece (66), and the outer side of the rod body of the guide rod (65) is sleeved with a spring (67).

4. The torque wrench adjustable fixture of claim 3, wherein: One end of the spring (67) is fixedly connected with the guide piece (66), and the other end of the spring (67) is fixedly connected with the pressing disc (62).

5. The torque wrench adjustable fixture of claim 2, wherein: The left side of the frame body (2) is in contact with a cover (69), and the cover (69) is slidably sleeved on the outer side of the push rod (63).

6. The torque wrench adjustable fixture of claim 5, wherein: The side, close to the frame body (2), of the cover (69) is fixedly connected with a rubber clamping bead (610), and the rubber clamping bead (610) is clamped with the frame body (2).

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