CN210231320U

CN210231320U - Closing-in device for fastener

Info

Publication number: CN210231320U
Application number: CN201920897382.0U
Authority: CN
Inventors: Junqiang Song; 宋峻强
Original assignee: Changzhou Haijie Tools Co ltd
Current assignee: Jiangsu Juli Dingxin Machinery Co ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-03
Anticipated expiration: 2029-06-14

Abstract

The utility model relates to the technical field of closing-in devices, in particular to a closing-in device for fasteners, which solves the defects of high limitation and low processing precision in the prior art and comprises a base, wherein the top of the base is fixed with a stand column through a bolt, the top of the stand column is fixed with a support platform through a hexagon screw, the upper surface of the support platform is welded with a support plate, one side of the support plate is welded with a spring, the other end of the spring is welded with a clamping plate, the top of the base is also provided with a servo motor through a screw, the output end of the servo motor is connected with a rotating shaft through a coupling, and through the arrangement of structures such as a rotating disc, the support platform, a ring groove, the servo motor, an extrusion block, a scale meter and the like, the servo motor can automatically enable the extrusion block to close up the fasteners after driving the rotating disc to rotate, the high-precision machining requirement can be met.

Description

Closing-in device for fastener

Technical Field

The utility model relates to a close up technical field, especially relate to a close up device for fastener.

Background

The fastening piece is forcibly deformed along the radial direction by utilizing equipment, the deformed part is the closing-in part, the closing-in part enables the fastening piece to form interference fit during assembling, and the locking is realized by generating friction force through radial compression, the structure, the external dimension, the material, the heat treatment, the thread manufacturing tolerance and the like of the fastening piece can influence the friction torque at the closing-in part to a certain extent, but when the conditions are fixed, the most critical influencing factor is the closing-in dimension of the fastening piece.

The closing-in device in the prior art has the following defects: firstly, the fastener is because the size is different, can not all quick fixings to the fastener of all sizes, and the limitation is higher, and to the size control inaccuracy of binding off, machining precision is lower in addition.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that has the limitation higher, the machining precision is low among the prior art, and the binding off device for fastener that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a closing device for a fastener comprises a base, wherein the top of the base is fixedly provided with an upright post through a bolt, the top of the upright post is fixedly provided with a supporting table through a hexagon screw, the upper surface of the supporting table is welded with a supporting plate, one side of the supporting plate is welded with a spring, the other end of the spring is welded with a clamping plate, the top of the base is also provided with a servo motor through a screw, the output end of the servo motor is connected with a rotating shaft through a coupling, the other end of the rotating shaft is fixed with a rotating disc through a nut bolt, the rotating disc is rotatably arranged inside the supporting platform, a fixed block is welded at the top of the rotating disc, a connecting rod is movably hinged at one side of the fixed block, a telescopic rod is movably hinged at the other end of the connecting rod, the telescopic rod is arranged inside the supporting table in a sliding mode, and one end of the telescopic rod is fixed with the extrusion block through a bolt.

Preferably, a slotted hole is formed in the supporting table, a ring groove is formed in the inner wall of the slotted hole, and the supporting table is connected with the inside of the ring groove in a sliding mode.

Preferably, a telescopic groove is formed in the supporting table, the telescopic rod is connected with the telescopic groove in a sliding mode, and a dial gauge is arranged on one side of the telescopic rod.

Preferably, the number of the supporting plates and the number of the telescopic rods are three.

The utility model has the advantages that:

1. the utility model discloses in through the setting of backup pad, spring, clamp plate isotructure, the fastener is when placing, and elasticity through the spring can promote the clamp plate and press from both sides the outside of fastener tight fixedly, to the work piece of all sizes, can accomplish quick fixed, convenient to use is swift.

2. The utility model discloses in through the setting of rolling disc, brace table, annular, servo motor, extrusion piece, graduation apparatus isotructure, servo motor rotates the back at the drive rolling disc, can make the extrusion piece close up the processing to the fastener automatically, and the size of processing of closing up can be mastered accurately to cooperation graduation apparatus reading, can satisfy the processing demand of high accuracy.

Drawings

Fig. 1 is a schematic front structural view of a closing device for a fastener according to the present invention;

fig. 2 is a top view of the supporting table of the present invention.

In the figure: the device comprises a base 1, a column 2, a servo motor 3, a supporting table 4, a rotating disc 5, a slotted hole 6, a supporting plate 7, a spring 8, a clamping plate 9, a telescopic groove 10, a ring groove 11, a fixing block 12, a connecting rod 13, a telescopic rod 14 and an extrusion block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a close device for fasteners comprises a base 1, wherein a stand column 2 is fixed at the top of the base 1 through bolts, a supporting table 4 is fixed at the top of the stand column 2 through hexagonal screws, a supporting plate 7 is welded on the upper surface of the supporting table 4, the fasteners are clamped and fixed at the outer side of the fasteners through the elastic force of the spring 8 by the aid of the structures of the supporting plate 7, the spring 8 is welded on one side of the supporting plate 7, the clamping plate 9 is welded on the other end of the spring 8, the servo motor 3 is further mounted at the top of the base 1 through screws, the output end of the servo motor 3 is connected with a rotating shaft through a coupler, a rotating disc 5 is fixed at the other end of the rotating shaft through nuts and bolts, and the rotating disc 5, The supporting table 4, the annular groove 11, the servo motor 3, the extrusion block 15, the dial gauge and other structures are arranged, after the servo motor 3 drives the rotating disc 5 to rotate, the extrusion block 15 can be automatically made to close up the fastener, the size of closing up processing can be accurately mastered in cooperation with reading of the dial gauge, the high-precision processing requirement can be met, the rotating disc 5 is rotatably installed inside the supporting table 4, the top of the rotating disc 5 is welded with a fixed block 12, one side of the fixed block 12 is movably hinged with a connecting rod 13, the other end of the connecting rod 13 is movably hinged with a telescopic rod 14, the telescopic rod 14 is slidably arranged inside the supporting table 4, one end of the telescopic rod 14 is fixedly provided with the extrusion block 15 through a bolt, the inside of the supporting table 4 is provided with the slotted hole 6, the annular groove 11 is formed in the inner wall of the slotted hole 6, the supporting table, the inside sliding connection in telescopic link 14 and flexible groove 10, and one side of telescopic link 14 is provided with the graduation apparatus, and the quantity of backup pad 7 and telescopic link 14 all is provided with threely.

In the embodiment, when the fastener is subjected to closing processing, the fastener is placed inside the slot hole 6, one end of the fastener is inserted into the slot hole 6, the clamping plate 9 is pushed by the elastic force of the spring 8, the clamping plate 9 clamps the outer side of the fastener in a triangular structure, and the fastener can be stably placed for fasteners of all sizes;

after starting servo motor 3, servo motor 3 slowly rotates, drives rolling disc 5 and rotates, after rolling disc 5 rotates, drives the one end rotation of connecting rod 13, makes connecting rod 13 promote telescopic link 14 and slides in the inside of flexible groove 10, according to the binding off size that the fastener needs to be processed, through the index control that the graduation apparatus exposed, makes telescopic link 14 stretch out to quantitative position, and extrusion piece 15 carries out accurate binding off processing to the fastener this moment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A closing-in device for fasteners comprises a base (1) and is characterized in that a stand column (2) is fixed at the top of the base (1) through bolts, a supporting table (4) is fixed at the top of the stand column (2) through hexagonal screws, a supporting plate (7) is welded on the upper surface of the supporting table (4), a spring (8) is welded on one side of the supporting plate (7), a clamping plate (9) is welded on the other end of the spring (8), a servo motor (3) is further installed at the top of the base (1) through screws, the output end of the servo motor (3) is connected with a rotating shaft through a coupler, a rotating disc (5) is fixed on the other end of the rotating shaft through nut bolts, the rotating disc (5) is rotatably installed inside the supporting table (4), a fixing block (12) is welded on the top of the rotating disc (5), and a connecting rod (13) is movably hinged, the other end of the connecting rod (13) is movably hinged with a telescopic rod (14), the telescopic rod (14) is arranged inside the supporting table (4) in a sliding mode, and an extrusion block (15) is fixed to one end of the telescopic rod (14) through a bolt.

2. A closing-up device for fasteners according to claim 1, characterized in that the inside of the support platform (4) is provided with a slot (6), the inner wall of the slot (6) is provided with a ring groove (11), and the support platform (4) is slidably connected with the inside of the ring groove (11).

3. A closing-up device for a fastener according to claim 1, characterized in that the support table (4) is provided with a telescopic groove (10) therein, the telescopic rod (14) is slidably connected with the inside of the telescopic groove (10), and one side of the telescopic rod (14) is provided with a scale.

4. A necking device for fasteners according to claim 1, wherein the number of the support plates (7) and the telescopic rods (14) is three.