CN109590755B

CN109590755B - Double-station bolt machining device

Info

Publication number: CN109590755B
Application number: CN201811514042.1A
Authority: CN
Inventors: 李华; 张永良; 胡伦波
Original assignee: Ningbo Jinding Fastening Piece Co ltd
Current assignee: Ningbo Jinding Fastening Piece Co ltd
Priority date: 2018-12-11
Filing date: 2018-12-11
Publication date: 2020-09-04
Anticipated expiration: 2038-12-11
Also published as: CN109590755A

Abstract

The invention relates to a bolt machining device, in particular to a double-station bolt machining device which comprises a rack, wherein a heating mechanism is arranged on the rack, a sheave mechanism and a cam mechanism are arranged below the heating mechanism, and a die mechanism, a thread rolling mechanism, a base and an output mechanism are arranged on the rack. The blank is heated and softened by the heating mechanism, so that subsequent stamping and tapping processing is facilitated. In the blank heating process, the upper part of the blank enters the heating mechanism to limit the rotation of the grooved pulley disc; the upper part of the blank leaves the heating mechanism under the action of the cam, and the rotation of the grooved wheel disc is not limited any more, so that the grooved wheel disc drives the blank to fall into the die mechanism from the second through hole, and subsequent stamping and tapping processing is facilitated. The invention integrates the production equipment in the prior art and improves the production efficiency.

Description

Double-station bolt machining device

Technical Field

The invention relates to a bolt machining device, in particular to a double-station bolt machining device.

Background

At present, when the existing bolt is used and needs to be disassembled, the bolt can only be disassembled through a wrench, but if the wrench is lost, the disassembling process is difficult to complete.

The method for producing the bolt in the prior art comprises the following steps: firstly, preparing a metal blank; then, heating the metal blank; putting the heated metal blank into a corresponding stamping die for stamping; and finally, tapping the punched metal blank to obtain the finally required bolt. In consideration of the fact that each processing technology needs independent equipment and workers to finish the processing technology independently, the labor cost is high, the processing time is long, and the production efficiency is low in the production process.

Disclosure of Invention

The invention mainly aims to provide a double-station bolt machining device, which solves the problems of high labor cost, long machining time and low production efficiency caused by multiple production equipment in the prior art.

In order to achieve the purpose, the technical scheme adopted by the invention is a double-station bolt machining device which comprises a rack and a base, wherein a die mechanism, a thread rolling mechanism and an output mechanism are arranged on the rack; the sheave mechanism comprises a rotating wheel, a grooved wheel disc is rotatably connected to the rotating wheel, and a first through hole is formed in the grooved wheel disc; the cam mechanism comprises a disc and a cam capable of driving the disc to move up and down, wherein a second through hole is formed in the disc, and the second through hole is located below the first through hole.

The principle of the invention is as follows: and (3) putting the blank into a conical hopper in the heating mechanism, wherein the blank is changed into a vertical state in the sliding process of the conical hopper, the upper part of the blank is positioned in the conical hopper, and the rest part of the blank passes through a first through hole in the grooved wheel disc and is contacted with the upper surface of the disc of the cam mechanism. And when the grooved wheel disc does not rotate, the heating coil in the heating mechanism heats the blank.

At the moment, the output mechanism is started to drive the cam mechanism and the sheave mechanism to move, the rotating wheel in the sheave mechanism rotates, the sheave disc is required to rotate 90 degrees intermittently, and the upper part of the blank is also positioned in the conical hopper, so that the rotation of the sheave disc is blocked. Meanwhile, the cam in the cam mechanism rotates to drive the disc to do up-and-down reciprocating motion, the bottom of the blank does not collide with the disc in the process of moving the disc downwards, the blank can fall down gradually, when the disc just moves to the lowest limit position, the upper part of the blank leaves the conical hopper, so that the rotation of the grooved wheel disc is not limited any more, the grooved wheel disc rotates 90 degrees at the moment, the blank is driven to rotate 90 degrees, and the blank just falls into the die mechanism from the second through hole in the disc. And punching the required bolt by using a die mechanism. And then tapping the blank through a thread rolling mechanism, and finally finishing the processing of the bolt.

The invention has the advantages that: 1. the head of the blank is heated and softened by the heating mechanism, so that subsequent stamping and tapping processing is facilitated. 2. Through the mutual cooperation of the sheave mechanism and the cam mechanism, the sheave plate is provided with a first through hole, the disc is provided with a second through hole, and blanks enter the die mechanism through the first through hole and the second through hole in a clearance manner, so that the subsequent stamping is facilitated. 3. And stamping and tapping the blank through a die mechanism and a thread rolling mechanism so as to finish the processing of the bolt. 4. In the heating process of the blank, the upper part of the blank enters the conical hopper, so that the rotation of the grooved pulley disc is limited; under the action of the cam, the upper part of the blank leaves the conical hopper and does not limit the rotation of the grooved wheel disc any more, so that the grooved wheel disc drives the blank to fall into the die mechanism from the second through hole.

Further preferably, the rack is further provided with a conveying mechanism, the conveying mechanism comprises a conveying belt and two movable oblique blocks, a space for allowing the blanks to pass through is formed between the two movable oblique blocks, and the tail end of the conveying mechanism is connected with the heating mechanism. The distance between the two movable inclined blocks can be transversely adjusted, so that the movable inclined blocks are suitable for blanks with different diameters and can be finally machined into bolts with different diameters.

Preferably, the output mechanism comprises a motor, two output shafts are arranged in the motor, one of the output shafts is connected with the cam, the other output shaft is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is coaxially connected with a short shaft, and the short shaft is connected with the rotating wheel. The motor drives the rotating wheel and the cam to rotate, so that the cam mechanism and the grooved wheel mechanism operate.

Further optimization, the base is provided with a collecting box, and a flexible cushion is laid in the collecting box. The processed bolt drops to the collecting box, and the flexible pad laid in the collecting box avoids the collision between the bolt and the bottom wall of the collecting box, so that the quality of the bolt is influenced.

Preferably, the cross section of the disc is semicircular. The manufacturing material is saved, the short shaft of the rotating wheel can pass through the rotating wheel, and the short shaft of the rotating wheel cannot be blocked.

Preferably, the diameter of the conical hopper is gradually reduced from the tail end of the conveyor belt to the heating coil. The upper part of the blank can be heated in the conical hopper, the heating effect is good, and the upper part of the blank is convenient to soften.

Drawings

FIG. 1 is a side view of a double station bolt machining apparatus;

FIG. 2 is a front view of a double-station bolt machining device;

FIG. 3 is a left side view of a double station bolt machining apparatus;

reference numerals: the device comprises a frame 1, a movable oblique block 21, a conveyor belt 22, a conical hopper 31, a heating coil 32, a grooved wheel disc 41, a rotating wheel 42, a first bevel gear 43, a second bevel gear 44, a disc 51, a cam 52, a collecting box 10 and a cylindrical blank 12.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Example 1 is shown in FIGS. 1 to 3: the invention relates to a double-station bolt machining device which comprises a rack 1 and a base, wherein a die mechanism, a thread rolling mechanism and an output mechanism are further arranged on the rack 1, the die mechanism is arranged on the left side of a cam mechanism, the thread rolling mechanism is arranged on the left side of the die mechanism, a heating mechanism is arranged on the rack 1, a sheave mechanism and the cam mechanism are arranged below the heating mechanism, the heating mechanism comprises a conical hopper 31, a heating coil 32 is arranged in the conical hopper 31, the sheave mechanism comprises a rotating wheel 42, the rotating wheel 42 is rotatably connected with a sheave disc 41, and four first through holes which are uniformly distributed and used for allowing cylindrical blanks 12 to pass through are formed in the sheave disc; the cam mechanism comprises a disc 51 and a cam 52 capable of driving the disc 51 to move up and down, the disc 51 is coaxially connected with a long shaft, the bottom end of the long shaft is abutted against the cam 52, the disc 51 is provided with a second through hole for the cylindrical blank 12 to pass through, and the second through hole is positioned below the first through hole;

the frame 1 is further provided with a conveying mechanism, the conveying mechanism comprises a conveyor belt 22 and two movable inclined blocks 21, a space for the cylindrical blank 12 to pass through is formed between the two movable inclined blocks 21, and the tail end of the conveying mechanism is arranged opposite to a feed port of the conical hopper 31.

The output mechanism comprises a motor, two output shafts are arranged in the motor, the output shaft at the lower end is connected with a cam 52, the output shaft at the upper end is connected with a first bevel gear 43, the first bevel gear 43 is meshed with a second bevel gear 44, the second bevel gear 44 is coaxially connected with a short shaft, and the short shaft is connected with a rotating wheel 42.

The base is provided with a collecting box 10, and a flexible cushion is laid in the collecting box 10.

The cross-section of the disc 51 is semicircular. The diameter of the tapered bucket 31 gradually decreases from the end of the conveyor belt 22 to the heating coil 32.

The method comprises the following specific operation steps: the cylindrical blank 12 is placed on a conveyor 22 and the distance between the two moving ramps 21 is adjusted appropriately so that the diameter of the cylindrical blank 12 corresponds to the diameter of the desired bolt. The conveyor belt 22 drives the cylindrical blank 12 to be transported to the tail end of the conveyor belt 22, the cylindrical blank 12 slides down through the conical hopper 31, the cylindrical blank 12 is changed from a horizontal state to a vertical state in the sliding process, the upper portion of the cylindrical blank 12 is located in the conical hopper 31, and the rest portion of the cylindrical blank passes through the first through hole in the sheave 41 and contacts with the upper surface of the disc 51 of the cam mechanism. When the grooved pulley 41 does not rotate, the heating coil 32 of the heating mechanism heats the cylindrical blank 12 to completion.

At this time, the output mechanism is started to drive the cam mechanism and the sheave mechanism to move, the rotating wheel 42 in the sheave mechanism rotates, the sheave disc 41 is supposed to rotate 90 degrees intermittently, but the rotation of the sheave disc 41 is limited because the upper part of the cylindrical blank 12 is still located in the conical hopper 31. Meanwhile, the cam 52 in the cam mechanism rotates, the cam 52 drives the disc 51 to do up-and-down reciprocating motion, the bottom of the cylindrical blank 12 does not have the conflict of the disc 51 in the process that the disc 51 moves down, the cylindrical blank 12 can gradually fall down, when the disc 51 moves to the lowest limit position, the upper part of the cylindrical blank 12 leaves the conical hopper 31, so that the rotation of the grooved wheel disc 41 is not limited any more, at the moment, the grooved wheel disc rotates 90 degrees, the cylindrical blank 12 is driven to rotate 90 degrees, and the cylindrical blank 12 just falls into the die mechanism. And punching the required bolt by using a die mechanism. And then tapping the blank through a thread rolling mechanism, and finally finishing the processing of the bolt.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a duplex position bolt processingequipment, includes frame and base, be equipped with die mechanism, thread rolling mechanism, output mechanism in the frame, its characterized in that: the heating mechanism comprises a conical hopper, and a heating coil is arranged in the conical hopper; the sheave mechanism comprises a rotating wheel, a grooved wheel disc is rotatably connected to the rotating wheel, and a first through hole is formed in the grooved wheel disc; the cam mechanism comprises a disc and a cam capable of driving the disc to move up and down, a second through hole is formed in the disc, and the second through hole is located below the first through hole; the frame is also provided with a conveying mechanism, the conveying mechanism comprises a conveying belt and two movable inclined blocks, a space for allowing the blank to pass through is formed between the two movable inclined blocks, and the tail end of the conveying mechanism is opposite to the feeding hole of the conical hopper; the output mechanism comprises a motor, two output shafts are arranged in the motor, one of the output shafts is connected with a cam, the other output shaft is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is coaxially connected with a short shaft, and the short shaft is connected with a rotating wheel; the base is provided with a collecting box, and a flexible cushion is paved in the collecting box; the cross section of the disc is semicircular; the diameter of the conical hopper is gradually reduced from the tail end of the conveyor belt to the heating coil; when the grooved wheel disc does not rotate, a heating coil in the heating mechanism heats the cylindrical blank; cam rotation among the cam mechanism, cam drive the disc and do reciprocating motion from top to bottom, and the disc has not had the conflict of disc down the in-process cylindricality stock bottom of motion, and cylindricality stock can fall gradually, and when the disc moved minimum position, the toper fill was left on cylindricality stock upper portion to no longer restrict the rotation of sheave dish, sheave dish rotated 90 degrees this moment, drove cylindricality stock and also rotated 90 degrees, made cylindricality stock just fall into die mechanism.