Anti-fatigue test clamp for embedded bolt sleeve

Abstract

The utility model discloses an anti-fatigue test fixture for an embedded bolt sleeve. The problem that no clamp for fatigue testing of the bolt sleeve exists at present is mainly solved. The fixing seat is arranged on the bottom plate, and a plurality of elastic first pressing pieces are arranged on the upper end face of the fixing seat; the sliding rail is arranged on the bottom plate, the sliding seat is in sliding fit with the sliding rail, and a plurality of elastic second pressing pieces are arranged on the upper end face of the sliding seat; the first pressing piece and the second pressing piece are used for pressing the circumferential outer wall of the workpiece when the sliding base makes contact with the fixed base. Part of the fixing hole is formed in the fixing base, part of the fixing hole is formed in the sliding base, the fixing hole is used for placing a workpiece when the sliding base makes contact with the fixing base, the hinge base is arranged on the bottom plate and provided with a rotatably-connected handle, the handle is hinged to a v-shaped plate, one end of the v-shaped plate is hinged to a connecting rod, and the connecting rod is connected with the sliding base. According to the anti-fatigue test clamp for the embedded bolt sleeve, clamping can be achieved through manual pushing, clamping is convenient, and further positioning and fixing are achieved through the elastic pressing piece.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing equipment field, concretely relates to pre -buried bolt sleeve anti -fatigue test fixture. BACKGROUND

[0002] Steel wire screw sleeve is a new type of internal thread fastener, is applicable to threaded connection, is screwed into and fastened in the threaded hole of one of the connected parts, forms standard internal thread, and the bolt (or screw) is screwed into it, has high connection strength, shock resistance, impact resistance and wear resistance.

[0003] The bolt sleeve is used for fastener connection after pre-buried, and there is no fixture for fatigue testing of the bolt sleeve. UTILITY MODEL CONTENTS

[0004] In order to overcome the insufficient background art, the utility model provides pre -buried bolt sleeve anti -fatigue test fixture, mainly solves the problem that there is no fatigue test fixture for bolt sleeve at present.

[0005] The technical scheme of the utility model,

[0006] Pre -buried bolt sleeve anti -fatigue test fixture, including bottom plate, still including

[0007] Fixed seat, be located on the bottom plate, and the upper end surface is equipped with a plurality of elastic first pressure tightly spare;

[0008] Slide rail, be located on the bottom plate,

[0009] Sliding seat, with The slide rail sliding cooperation, and the upper end surface is equipped with a plurality of elastic second pressure tightly spare;The first pressure tightly spare and second pressure tightly spare are used when sliding seat and the fixed seat contact to compress the circumferential outer wall of workpiece;

[0010] Fixed hole, part is located on the fixed seat, part is located on the sliding seat, and when the sliding seat and the fixed seat contact, for workpiece placement,

[0011] Hinge seat, be located on the bottom plate, and the upper is equipped with rotatable connection handle, the handle is hinged with V-shaped plate, the V-shaped plate one end is hinged with connecting rod, the connecting rod is connected with the sliding seat.

[0012] The handle is equipped with wave groove for finger insertion.

[0013] The first pressure tightly spare is made of rubber.

[0014] The second pressure tightly spare is made of rubber.

[0015] The bottom of the sliding seat is equipped with the sliding groove matched with the slide rail.

[0016] The sliding seat is provided with a connecting rod, and a sleeve is threadedly connected to the connecting rod.

[0017] The pre-buried bolt sleeve anti-fatigue test fixture is convenient to assemble and clamp, and is provided with an elastic pressing member to achieve further positioning and fixing. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a sectional view of an embodiment of the utility model.

[0019] Figure 2 It is a sectional view of an embodiment of the utility model. DETAILED DESCRIPTION

[0020] The utility model is further described below in combination with drawings: as shown in the figure, the pre-buried bolt sleeve anti-fatigue test fixture includes the bottom plate 1, still includes the fixed base 5, is located in the bottom plate, and the upper end face is equipped with a plurality of first elastic pressing members 51, the slide rail 11 is located in the bottom plate, the sliding seat 2 is slidably connected with the slide rail, and the upper end face is equipped with a plurality of second elastic pressing members 21, the first pressing member and the second pressing member are used to press the circumferential outer wall of the workpiece when the sliding seat contacts the fixed base, the fixed hole 4 is partially arranged on the fixed base and partially arranged on the sliding seat, and is used for placing the workpiece when the sliding seat contacts the fixed base, the hinged seat 3 is arranged on the bottom plate, and a rotatable handle 31 is arranged on the hinged seat, the handle is hinged with a v-shaped plate 32, one end of the v-shaped plate is hinged with a connecting rod 33, and the connecting rod is connected with the sliding seat. When using, the workpiece is placed in the partial fixed hole, then the handle is operated, the sliding seat advances, the complete fixed hole is formed, and multi-angle pressing is realized through the first and second pressing members, the workpiece is fixed after completion, and the part exposed from the first and second pressing members can be used for subsequent fatigue test, the hinged seat is provided with a rotating shaft 30, when the sliding seat contacts the fixed base, the extension line of the connecting rod passes through the rotating shaft, that is, the dead point, and the clamping can be stably realized, when it is needed to be disassembled, the handle is rotated, and the handle drives the connecting rod to get rid of the dead point to realize flexible rotation.

[0021] In the embodiment, as shown in the figure, the handle is provided with a wave groove 311 for fingers to enter.

[0022] In the embodiment, as shown in the figure, the first pressing member is made of rubber.

[0023] In the embodiment, as shown in the figure, the second pressing member is made of rubber.

[0024] In the embodiment, as shown in the figure, the sliding seat bottom is provided with a sliding groove 22 matched with the sliding rail.

[0025] In the embodiment, as shown in the figure, the sliding seat is provided with a connecting rod 23, the connecting rod is threadedly connected with a sleeve 24, and the connecting rod is threadedly connected with the outer wall of the connecting rod.

[0026] In the description of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0027] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0028] The embodiments described with reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application. The embodiments should not be considered as a limitation of the present application, but any improvement made on the basis of the spirit of the present application should be within the scope of protection of the present application.

Claims

1. A fatigue test fixture for pre-bolted sleeves comprising a base plate (1) characterised in that: Also include The fixed seat (5) is equipped on the bottom plate, and the upper end surface is equipped with a plurality of elastic first pressing parts (51); The slide rail (11) is equipped on the bottom plate, The sliding seat (2) is in sliding cooperation with the slide rail, and the upper end surface is equipped with a plurality of elastic second pressing parts (21); The first pressing part and the second pressing part are used to press the circumferential outer wall of the workpiece when the sliding seat contacts the fixed seat; The fixed hole (4) is partially equipped on the fixed seat and partially equipped on the sliding seat, and is used for placing the workpiece when the sliding seat contacts the fixed seat, The hinged seat (3) is equipped on the bottom plate, and the upper end is equipped with a rotatable handle (31), the handle is hinged with a v-shaped plate (32), one end of the v-shaped plate is hinged with a connecting rod (33), and the connecting rod is connected with the sliding seat.

2. The pre-bolted sleeve fatigue test fixture of claim 1, wherein: The handle is equipped with a wave groove (311) for finger insertion.

3. The pre-bolted sleeve fatigue test fixture of claim 2, wherein: The first pressing part is made of rubber.

4. The pre-bolted sleeve fatigue test fixture of claim 3, wherein: The second pressing part is made of rubber.

5. The pre-bolted bushing fatigue test fixture of claim 4, wherein: The bottom of the sliding seat is equipped with a sliding groove (22) matched with the slide rail.

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