Nut chamfering device for bolt production

Abstract

The utility model discloses a nut chamfering device for bolt production, which relates to the technical field of bolt processing equipment, and comprises a bottom plate, a first motor is arranged on the bottom plate, the first motor is a servo motor, a rotating plate is arranged on an output shaft of the first motor, a plurality of mounting grooves with hexagonal sections are formed in the rotating plate, and the mounting grooves are arranged in the mounting grooves. A plurality of first through holes are formed in the positions, located at the bottoms of the mounting grooves, of the rotating plate, a vertical plate is arranged on the bottom plate, and a top plate is arranged at the top of the vertical plate; according to the chamfering machine, the bolts are inserted into the rotating plate, the first motor adjusts the position of the rotating plate, then the bolts are sequentially moved to the positions below the cutters, when a nut of one bolt is chamfered, the machined bolt can be taken out, and a new bolt can be installed; chamfering machining and assembling and disassembling of the bolts are carried out at the same time, when the number of the bolts to be machined is large, the overall machining time can be saved, and the chamfering efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bolt processing equipment technical field, concretely is a nut chamfering device for bolt production. BACKGROUND

[0002] Bolt is by head (nut) and screw rod (cylindrical body with external thread) two parts constitute a kind of fastener, need to cooperate with nut, for fastening connection two parts with through hole, this connection form is called bolt connection, such as nut is spun down from bolt, again can make these two parts separate, so bolt connection belongs to detachable connection.

[0003] Bolt needs to chamfer nut end in the processing process, the most common nut is hexagonal, in the process of nut chamfering, usually bolt is fixed on fixture and then is operated, and for the process of installing or disassembling bolt on fixture, it is more time-wasting, chamfering and assembling and disassembling process cannot be carried out simultaneously, when the number of bolts to be chamfered is more, the processing efficiency is lower. UTILITY MODEL CONTENTS

[0004] In view of the above insufficient of prior art, the utility model provides a nut chamfering device for bolt production, by inserting multiple bolts on the rotating plate, the first motor adjusts the position of the rotating plate, and then the multiple bolts are sequentially moved to the lower side of the multiple cutters, so that the nut of a bolt can be taken out and a new bolt is installed during chamfering processing, so that chamfering processing and assembling and disassembling of the bolt are carried out simultaneously, when the number of bolts to be processed is more, the overall processing time can be saved, and the chamfering efficiency is improved.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a nut chamfering device for bolt production, including the bottom plate, be provided with first motor on the bottom plate, the first motor is servo motor and is provided with rotating plate on the output shaft, the rotating plate is opened and is provided with multiple installation recesses with the cross section of hexagonal, the bottom of the rotating plate is opened and is provided with multiple first through holes in multiple installation recesses, be provided with vertical plate on the bottom plate, the top of vertical plate is provided with top plate, be provided with electric telescopic handle on the top plate, the telescopic end of electric telescopic handle penetrates to top plate and is connected with second motor at end portion, the output shaft of second motor is connected with connecting barrel, the bottom of connecting barrel is provided with protective cover, be provided with multiple cutters in the protective cover, be provided with compression assembly on connecting barrel and protective cover.

[0006] Preferably, the pressing assembly comprises a telescopic rod, a spring, a pressing rod, a limiting ring and a limiting strip, one end of the telescopic rod is connected to the connecting cylinder, the other end is connected to the pressing rod, the limiting strip is arranged on the rod body of the pressing rod, the protective cover is provided with a second through hole and a limiting hole, the pressing rod is vertically and slidingly arranged in the second through hole, the limiting strip is vertically and slidingly arranged in the limiting hole, the limiting ring is arranged on the pressing rod and vertically and slidingly arranged in the connecting cylinder, and the spring is sleeved on the telescopic rod and abuts against the connecting cylinder at one end and the pressing rod at the other end.

[0007] Preferably, the telescopic end of the electric telescopic rod is connected with a first connecting plate, the bottom of the first connecting plate is provided with a plurality of connecting rods, the bottom of the plurality of connecting rods is provided with a second connecting plate, and the second motor is arranged on the second connecting plate and the output shaft penetrates the second connecting plate and is connected with the connecting cylinder.

[0008] Preferably, the bottom of the top plate is provided with a plurality of limiting rods, a plurality of third through holes are formed in the first connecting plate, the plurality of limiting rods penetrate the plurality of third through holes and are slidingly connected with the first connecting plate.

[0009] Preferably, the bottom plate is provided with a plurality of supporting rods, the top of the plurality of supporting rods is provided with a supporting plate, the output shaft of the first motor penetrates the supporting plate and is connected with the rotating plate, and the rotating plate is rotationally arranged on the supporting plate.

[0010] The utility model provides a nut chamfering device for bolt production has the following beneficial effects:

[0011] 1. The utility model discloses a plurality of bolts are inserted on the rotating plate, the first motor adjusts the position of the rotating plate, and then the plurality of bolts are sequentially moved below the plurality of cutters, so that the nut of one bolt can be taken out and a new bolt is installed during chamfering processing, and the chamfering processing and the disassembly and assembly of the bolt are simultaneously performed, thereby saving the overall processing time and improving the chamfering efficiency when the number of bolts to be processed is large.

[0012] 2. When the telescopic end of the electric telescopic rod is extended or retracted, the first connecting plate can be vertically moved, the first connecting plate drives the plurality of connecting rods to move, the plurality of connecting rods drive the second connecting plate to move, and the second connecting plate drives the second motor to move; when the first connecting plate moves in the vertical direction, the plurality of limiting rods limit the first connecting plate to prevent the first connecting plate from deviating when moving. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model;

[0014] Figure 2 It is the utility model Figure 1Enlarged view of middle A part;

[0015] Figure 3 Top view of the rotating plate of the utility model;

[0016] Figure 4 Bottom view of the protective cover of the utility model.

[0017] In the figure: 1, bottom plate; 2, first motor; 3, rotating plate; 3-1, installation recess; 3-2, first through hole; 4, vertical plate; 5, top plate; 6, electric telescopic rod; 7, second motor; 8, connecting cylinder; 9, protective cover; 9-1, limiting hole; 9-2, second through hole; 10, cutter; 11, telescopic rod; 12, spring; 13, pressing rod; 14, limiting strip; 15, limiting ring; 16, support rod; 17, support plate; 18, first connecting plate; 19, second connecting plate; 20, connecting rod; 21, limiting rod; 22, bolt. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] As Figures 1-4As shown, a nut chamfering device for bolt production, including the base plate 1, the first motor 2 is arranged on the base plate 1, the first motor 2 is servo motor and the output shaft is provided with the rotating plate 3, the rotating plate 3 is provided with a plurality of installation grooves 3-1 with hexagonal section, a plurality of first through holes 3-2 are arranged on the bottom of the rotating plate 3, a vertical plate 4 is arranged on the base plate 1, the top of the vertical plate 4 is provided with the top plate 5, the top plate 5 is provided with the electric telescopic rod 6, the telescopic end of the electric telescopic rod 6 penetrates the top plate 5 and the end is connected with the second motor 7, the output shaft of the second motor 7 is connected with the connecting barrel 8, the bottom of the connecting barrel 8 is provided with the protective cover 9, a plurality of cutters 10 are arranged in the protective cover 9, and the connecting barrel 8 and the protective cover 9 are provided with a pressing assembly; the pressing assembly comprises a telescopic rod 11, a spring 12, a pressing rod 13, a limiting ring 15 and a limiting strip 14, one end of the telescopic rod 11 is connected to the connecting barrel 8, the other end is connected to the pressing rod 13, the limiting strip 14 is arranged on the rod body of the pressing rod 13, the protective cover 9 is provided with a second through hole 9-2 and a limiting hole 9-1, the pressing rod 13 is vertically slidably arranged in the second through hole 9-2, the limiting strip 14 is vertically slidably arranged in the limiting hole 9-1, the limiting ring 15 is arranged on the pressing rod 13 and vertically slidably arranged in the connecting barrel 8, and the spring 12 is sleeved on the telescopic rod 11 and one end abuts to the connecting barrel 8 and the other end abuts to the pressing rod 13; the telescopic end of the electric telescopic rod 6 is connected with the first connecting plate 18, the bottom of the first connecting plate 18 is provided with a plurality of connecting rods 20, the bottom of the plurality of connecting rods 20 is provided with the second connecting plate 19, the second motor 7 is arranged on the second connecting plate 19 and the output shaft penetrates the second connecting plate 19 and is connected with the connecting barrel 8; the bottom of the top plate 5 is provided with a plurality of limiting rods 21, a plurality of third through holes are arranged on the first connecting plate 18, the plurality of limiting rods 21 penetrate the plurality of third through holes and are slidably connected with the first connecting plate 18; a plurality of supporting rods 16 are arranged on the base plate 1, the top of the plurality of supporting rods 16 is provided with the supporting plate 17, the output shaft of the first motor 2 penetrates the supporting plate 17 and is connected with the rotating plate 3, and the rotating plate 3 is rotatably arranged on the supporting plate 17.

[0020] The detailed connection means is a known technology in the art, and the working principle and process are mainly introduced as follows:

[0021] In the utility model, the first motor 2, the second motor 7 and the electric telescopic rod 6 are connected with the external electric control system through wires, and the above equipment and connection mode are prior art, which will not be described in detail.

[0022] According to the description attached Figures 1-4It can be known that, when using, the screw rods of the plurality of bolts 22 are inserted into the plurality of first through holes 3-2 formed in the rotating plate 3, the nut portions of the plurality of bolts 22 are embedded in the plurality of mounting grooves 3-1, the shape of each mounting groove 3-1 is hexagonal, and is matched with the shape of the nut, the top of the nut of the plurality of bolts 22 protrudes relative to the convex portion of the rotating plate 3, the number of the first through holes 3-2 and the mounting grooves 3-1 is preferably 4, the second motor 7 is started, the output shaft of the second motor 7 drives the connecting barrel 8 to rotate, the connecting barrel 8 drives the protective cover 9 to rotate, the protective cover 9 drives the plurality of cutters 10 to rotate, the connecting barrel 8 and the protective cover 9 drive the pressing assembly to rotate when rotating, the electric telescopic rod 6 arranged on the top plate 5 is started, the telescopic end of the electric telescopic rod 6 is extended, the second motor 7 moves vertically downward, the connecting barrel 8 drives the second motor 7 to move vertically downward, the connecting barrel 8 drives the protective cover 9 to move vertically downward, the protective cover 9 drives the plurality of cutters 10 to move vertically downward, the connecting barrel 8 and the protective cover 9 drive the pressing assembly to move vertically downward, the pressing assembly is pressed on the nut located below, the protective cover 9 is sleeved on the nut, the plurality of cutters 10 are rotated to chamfer the top edge of the nut, the protective cover 9 can prevent the debris generated during chamfering from splashing, when the chamfering of the nut is completed, the electric telescopic rod 6 drives the plurality of cutters 10 to move vertically upward, the first motor 2 drives the rotating plate 3 to rotate, so that the unprocessed bolt 22 is rotated to the lower side of the protective cover 9, and the telescopic end of the electric telescopic rod 6 is extended downward again to chamfer the nut of the bolt 22, during the processing, the bolt 22 whose chamfering is completed can be taken out, and the next bolt 22 to be processed can be installed, the chamfering and the installation and removal of the bolt 22 can be synchronized, the overall processing time is saved, and the chamfering efficiency is improved.

[0023] There is a possibility of implementation that when the electric telescopic rod 6 drives the connecting barrel 8 and the protective cover 9 to move vertically downward, the pressing assembly moves vertically downward together, when the bottom of the pressing rod 13 abuts on the nut, the pressing rod 13 and the limiting strip 14 slide in the second through hole 9-2 and the limiting hole 9-1 respectively, the pressing rod 13 moves to make the limiting ring 15 slide in the connecting barrel 8, and at the same time, the spring 12 is compressed, and the telescopic rod 11 is retracted, and under the elastic force of the spring 12, the pressing rod 13 is tightly fixed on the nut.

[0024] There is a possibility of implementation that when the telescopic end of the electric telescopic rod 6 is extended or retracted, the first connecting plate 18 can be driven to move vertically, the first connecting plate 18 drives the plurality of connecting rods 20 to move, the plurality of connecting rods 20 drive the second connecting plate 19 to move, and the second connecting plate 19 drives the second motor 7 to move.

[0025] There is a possibility of implementation that when the first connecting plate 18 moves in the vertical direction, the plurality of limiting rods 21 limit the first connecting plate 18 to prevent the first connecting plate 18 from deviating when moving.

[0026] There is a possibility of implementation, the rotating plate 3 is arranged on the support plate 17, the support plate 17 supports the rotating plate 3, and the rotating plate 3 is in a horizontal position.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A nut chamfering device for bolt production, comprising a base plate (1), characterized in that, The bottom plate (1) is provided with a first motor (2), the first motor (2) is a servo motor, and a rotating plate (3) is arranged on the output shaft, a plurality of mounting grooves (3-1) with hexagonal cross section are formed in the rotating plate (3), a plurality of first through holes (3-2) are formed in the bottom of the rotating plate (3) and located at the bottom of the plurality of mounting grooves (3-1), a vertical plate (4) is arranged on the bottom plate (1), a top plate (5) is arranged on the top of the vertical plate (4), an electric telescopic rod (6) is arranged on the top plate (5), the telescopic end of the electric telescopic rod (6) penetrates through the top plate (5) and is connected with a second motor (7) at the end, a connecting barrel (8) is connected with the output shaft of the second motor (7), a protective cover (9) is arranged at the bottom of the connecting barrel (8), a plurality of cutters (10) are arranged in the protective cover (9), and a pressing assembly is arranged on the connecting barrel (8) and the protective cover (9).

2. The nut chamfering device for bolt production according to claim 1, characterized in that, The pressing assembly comprises a telescopic rod (11), a spring (12), a pressing rod (13), a limiting ring (15) and a limiting strip (14), one end of the telescopic rod (11) is connected to the connecting barrel (8), the other end is connected with the pressing rod (13), the limiting strip (14) is arranged on the rod body of the pressing rod (13), the protective cover (9) is provided with a second through hole (9-2) and a limiting hole (9-1), the pressing rod (13) is vertically and slidingly arranged in the second through hole (9-2), the limiting strip (14) is vertically and slidingly arranged in the limiting hole (9-1), the limiting ring (15) is arranged on the pressing rod (13) and vertically and slidingly arranged in the connecting barrel (8), and the spring (12) is sleeved on the telescopic rod (11) and abuts against the connecting barrel (8) at one end and abuts against the pressing rod (13) at the other end.

3. The nut chamfering device for bolt production according to claim 1, characterized in that, The telescopic end of the electric telescopic rod (6) is connected with a first connecting plate (18), the bottom of the first connecting plate (18) is provided with a plurality of connecting rods (20), the bottom of the plurality of connecting rods (20) is provided with a second connecting plate (19), and the second motor (7) is arranged on the second connecting plate (19) and the output shaft penetrates through the second connecting plate (19) and is connected with the connecting barrel (8).

4. The nut chamfering device for bolt production according to claim 3, characterized in that, The bottom of the top plate (5) is provided with a plurality of limiting rods (21), a plurality of third through holes are formed in the first connecting plate (18), and the plurality of limiting rods (21) penetrate through the plurality of third through holes and are slidingly connected with the first connecting plate (18).

5. The nut chamfering device for bolt production according to claim 1, characterized in that, A plurality of supporting rods (16) are arranged on the bottom plate (1), the top of the plurality of supporting rods (16) is provided with a supporting plate (17), the output shaft of the first motor (2) penetrates through the supporting plate (17) and is connected with the rotating plate (3), and the rotating plate (3) is rotationally arranged on the supporting plate (17).

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