CN213580047U

CN213580047U - Thread detection device

Info

Publication number: CN213580047U
Application number: CN202022378154.8U
Authority: CN
Inventors: 刘学农; 刘国华
Original assignee: Shanghai Ruan Tuo Automation Equipment Co ltd
Current assignee: Shanghai Ruan Tuo Automation Equipment Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-06-29
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a screw thread detection device belongs to detection device technical field. It includes the frame, first fixed plate of fixedly connected with and second fixed plate in the frame, the electronic jar of fixedly connected with on the first fixed plate, the flexible end fixedly connected with connecting plate of electronic jar, a plurality of motors of fixedly connected with on the connecting plate, all be provided with torque sensor on the output shaft of a plurality of motors, a plurality of spacing holes have been seted up on the horizontal plate of second fixed plate, the stop collar that the equal vertical direction of fixedly connected with in inner wall in a plurality of spacing holes set up, the pole is criticized to the equal sliding connection in inner wall of a plurality of stop collars, a plurality of bottoms of criticizing the pole all can be dismantled and be connected with criticize the head, the top respectively with the output shaft of a. The utility model discloses utilize criticizing pole, criticizing head and revolve wrong the spiral shell tooth, judge whether this spiral shell tooth has the defect according to the resistance degree of revolving soon, reduced the intensity of labour of artifical detection, degree of automation is high, and production efficiency is high.

Description

Thread detection device

Technical Field

The utility model relates to a screw thread detection device belongs to detection device technical field.

Background

At present, the screw tooth detection is usually carried out manually, whether the screw tooth is qualified or not is judged by manually screwing a human eye or a detection gauge, but the time and the labor are consumed by a manual detection method, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: the screw tooth detection device solves the problems that a manual detection method is time-consuming and labor-consuming, and production efficiency is affected.

The utility model discloses the technical problem that will solve takes following technical scheme to realize:

the utility model provides a thread detection device, includes the frame, the first fixed plate of fixedly connected with and second fixed plate in the frame, the electronic jar of fixedly connected with on the first fixed plate, the flexible fixedly connected with connecting plate of electronic jar, a plurality of motors of fixedly connected with are a plurality of on the connecting plate all be provided with torque sensor on the output shaft of motor, seted up a plurality of spacing holes on the horizontal plate of second fixed plate, it is a plurality of the stop collar that the equal fixedly connected with vertical direction in inner wall in spacing hole set up, it is a plurality of the equal sliding connection of inner wall of stop collar has criticizes the pole, and is a plurality of the equal detachable connection in bottom of criticizing the pole has criticized the head, the top respectively with the output shaft of a plurality of motors, go back fixedly connected with on the mounting panel of frame and criticize first corresponding positioning mechanism and automatic unloading mechanism.

As a preferred example, the positioning mechanism includes a positioning plate and a positioning cylinder, the positioning plate is fixedly connected to the frame and located below the plurality of bits, and the positioning cylinder is fixedly connected to the top of the positioning plate.

As a preferred example, the automatic blanking mechanism comprises an electric sliding rail, a lifting cylinder, a clamping jaw cylinder and a clamping jaw, the electric sliding rail is fixedly connected with the frame, the lifting cylinder is fixedly connected with the sliding end of the electric sliding rail, the clamping jaw cylinder is fixedly connected with the lifting end of the lifting cylinder, the clamping jaw is connected with the clamping jaw cylinder, and the clamping jaw corresponds to the positioning mechanism.

As a preferable example, one side of the machine frame is also provided with a qualified product box and a unqualified product box.

As a preferable example, a discharging groove is formed in the machine frame, a slide way corresponding to the automatic discharging mechanism is arranged inside the discharging groove, one end of the slide way extends into the qualified product box, and the unqualified product box is located below the discharging groove.

As a preferred example, the top of the batch rod is connected with the output shaft of the motor through a universal joint.

As a preferred example, the batch heads are nuts or screws, and are all screwed with the bottom of the batch rod.

The utility model has the advantages that: the utility model discloses utilize criticizing pole, criticizing head and revolve wrong the spiral shell tooth, judge whether this spiral shell tooth has the defect according to the resistance degree of revolving soon, reduced the intensity of labour of artifical detection, degree of automation is high, and production efficiency is high.

Drawings

FIG. 1 is a schematic structural view of the detecting part of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: the device comprises a positioning cylinder 1, a positioning plate 2, a batch rod 3, a clamping jaw 4, a clamping jaw cylinder 5, a lifting cylinder 6, an electric sliding rail 7, an electric cylinder 8, a first fixing plate 9, a motor 10, a second fixing plate 11, a connecting plate 12, a universal joint 13, various items 14, a slide way 15, a rack 16, an unqualified box 17 and a blanking groove 18.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-3, a thread detection device, which comprises a frame 16, a first fixing plate 9 and a second fixing plate 11 are fixedly connected to the frame 16, an electric cylinder 8 is fixedly connected to the first fixing plate 9, a connecting plate 12 is fixedly connected to the telescopic end of the electric cylinder 8, a plurality of motors 10 are fixedly connected to the connecting plate 12, torque sensors are arranged on output shafts of the motors 10, a plurality of limiting holes are formed in a horizontal plate of the second fixing plate 11, limiting sleeves are arranged on the inner walls of the limiting holes in the vertical direction, batch rods 3 are slidably connected to the inner walls of the limiting sleeves, batch heads are detachably connected to the bottoms of the batch rods 3, tops of the batch heads are respectively connected to output shafts of the motors 10, and a positioning mechanism and an automatic blanking mechanism corresponding to the batch heads are fixedly connected to a mounting plate of the frame 16.

By adopting the scheme, the torque sensor is a common model sold in the market, the screw teeth are screwed by utilizing the screw rod 3 and the screw head, the torque sensor detects the intensity of the knob in real time, whether the screw teeth have defects is judged according to the resistance degree of screwing, the labor intensity of manual detection is reduced, the automation degree is high, and the production efficiency is high.

The positioning mechanism comprises a positioning plate 2 and a positioning cylinder 1, the positioning plate 2 is fixedly connected with the rack 16 and is positioned below the plurality of batch heads, and the positioning cylinder 1 is fixedly connected with the top of the positioning plate 2 and is used for fixing a workpiece to be detected.

Automatic unloading mechanism includes electronic slide rail 7, lift cylinder 6, clamping jaw cylinder 5 and clamping jaw 4,

electronic slide rail

7 and 16 fixed connection of frame, lift cylinder 6 and the slip end fixed connection of electronic slide rail 7, clamping jaw cylinder 5 and lift cylinder 6's lift end fixed connection, clamping jaw 4 is connected with clamping jaw cylinder 5, and clamping jaw 4 is corresponding with positioning mechanism.

A qualified product box 14 and a unqualified product box 17 are also arranged on one side of the frame 16.

A blanking groove 18 is formed in the rack 16, a slide way 15 corresponding to the automatic blanking mechanism is arranged in the blanking groove 18, one end of the slide way 15 extends into the qualified product box 14, and the unqualified product box 17 is located below the blanking groove 18.

The top of the batch rod 3 is connected with an output shaft of the motor 10 through the universal joint 13, so that the situation that the batch rod 3 is too long to generate deviation and the detection result is influenced is prevented.

The batch head is a nut or a screw rod, and is in threaded connection with the bottom of the batch rod 3, and can be replaced according to different types of threads, such as the threads of the screw rod or the threads of the screw hole, which can be detected.

The working principle is as follows: when the device is used, a workpiece is fixed on the positioning plate 2 and is fixed and limited through the positioning cylinder 1, then the electric cylinder 8 is started to drive the connecting plate 12 to move downwards, the connecting plate 12 moves downwards to drive the batch rod 3 and the batch head to move downwards until the batch head is sleeved with the threads of the workpiece, then the motor 10 is started to drive the batch rod 3 and the batch head to rotate through the universal joint 13, so that the batch head rotates on the threads, the connecting plate 12 synchronously goes up and down, the torque sensor detects the strength of the batch head knob in real time, if the rotating force is within a set range, the threads are free of problems, otherwise, the threads are defective, after the detection is finished, the clamping jaw 4 clamps the workpiece under the driving of the electric sliding rail 7, the lifting cylinder 6 and the clamping jaw cylinder 5, and directly places the workpiece into the unqualified product box 17 through the discharging groove 18 or places the qualified product box 14 through the sliding rail 15 according to the quality.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A screw tooth detection device which characterized in that: comprises a frame (16), a first fixing plate (9) and a second fixing plate (11) are fixedly connected on the frame (16), the first fixing plate (9) is fixedly connected with an electric cylinder (8), the telescopic end of the electric cylinder (8) is fixedly connected with a connecting plate (12), a plurality of motors (10) are fixedly connected on the connecting plate (12), torque sensors are arranged on output shafts of the motors (10), a plurality of limiting holes are formed in the horizontal plate of the second fixing plate (11), limiting sleeves which are vertically arranged are fixedly connected to the inner walls of the limiting holes, batch rods (3) are slidably connected to the inner walls of the limiting sleeves, batch heads are detachably connected to the bottoms of the batch rods (3), and the tops of the batch rods are respectively connected with output shafts of a plurality of motors (10), and the mounting plate of the rack (16) is also fixedly connected with a positioning mechanism and an automatic blanking mechanism corresponding to the batch head.

2. The thread detecting device according to claim 1, wherein: positioning mechanism includes locating plate (2) and location cylinder (1), locating plate (2) and frame (16) fixed connection, and be located a plurality of below of criticizing the head, the top fixed connection of location cylinder (1) and locating plate (2).

3. The thread detecting device according to claim 1, wherein: automatic unloading mechanism includes electronic slide rail (7), lift cylinder (6), clamping jaw cylinder (5) and clamping jaw (4), electronic slide rail (7) and frame (16) fixed connection, the slip end fixed connection of lift cylinder (6) and electronic slide rail (7), the lift end fixed connection of clamping jaw cylinder (5) and lift cylinder (6), clamping jaw (4) are connected with clamping jaw cylinder (5), and clamping jaw (4) are corresponding with positioning mechanism.

4. A thread detecting device according to claim 3, wherein: and one side of the rack (16) is also provided with a qualified product box (14) and an unqualified product box (17).

5. The thread detecting device according to claim 4, wherein: the automatic blanking device is characterized in that a blanking groove (18) is formed in the rack (16), a slide way (15) corresponding to the automatic blanking mechanism is arranged in the blanking groove (18), one end of the slide way (15) extends into the qualified product box (14), and the unqualified product box (17) is located below the blanking groove (18).

6. The thread detecting device according to claim 1, wherein: the top of the batch rod (3) is connected with an output shaft of the motor (10) through a universal joint (13).

7. The thread detecting device according to claim 1, wherein: the batch head is a nut or a screw rod and is in threaded connection with the bottom of the batch rod (3).