CN221802676U - Automatic tester for torsion angle of tape head hook and tape recovery speed - Google Patents

Abstract

The utility model relates to the technical field of tape measure testing equipment, and discloses an automatic tester for the torsion angle of a tape head hook and the recovery speed of a tape, which comprises a machine case, a fixing frame positioned in the machine case and a plurality of groups of guide grooves positioned in the fixing frame, wherein the machine case comprises: the mounting plate of setting in mount top one side, and the top of anchor clamps is provided with multiunit anchor clamps, the top of mount one side is provided with the horizontal depression bar, one side of going up the horizontal depression bar is provided with multiunit spring and compresses tightly the piece. According to the utility model, a plurality of groups of tape measures can be fixed in the tester for testing through the mounting plate and the clamp, the movable frame and the magnetic suction cylinder can be driven to horizontally adjust through the servo driving linear module, so that the tape can be pulled out, the upper horizontal compression bar spring pressing piece and the lower horizontal compression bar can be adjusted up and down through the first stepping motor and the first screw rod of the two groups of stepping motors, the tape can be horizontally adjusted, and the use of the tape measures for horizontal angle testing is facilitated.

Description

Automatic testing machine for measuring tape head hook twisting angle and measuring tape recovery speed

Technical Field

The utility model relates to the technical field of tape measure testing equipment, in particular to an automatic testing machine for the twisting angle of a tape measure head hook and the tape recovery speed.

Background Art

Tape measures are commonly used measuring tools in daily life. What we often see are steel tape measures, which are commonly used in construction and decoration, and are also one of the essential tools in the home. During the production process of tape measures, the twisting angle of the tape measure head hook and the tape recovery speed need to be tested by a testing machine.

At present, most testing equipment has a simple structure and cannot limit the tape during testing, resulting in poor use of the testing equipment. It is also impossible to test the twisting angle of the tape head hook and the tape recovery speed at the same time, resulting in low testing efficiency of the testing equipment.

Utility Model Content

The utility model aims to provide an automatic testing machine for the twisting angle of a tape measure hook and the tape recovery speed, so as to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the utility model provides the following technical solution: an automatic tester for measuring tape head hook twisting angle and tape recovery speed, comprising a chassis, a fixing frame located inside the chassis, and a plurality of guide grooves located inside the fixing frame, wherein the chassis comprises:

A mounting plate is arranged on one side of the top of the fixing frame, and a plurality of groups of clamps are arranged on the top of the clamps.

Preferably, an upper horizontal pressure rod is provided at the top of one side of the fixed frame, a plurality of groups of spring pressure parts are provided on one side of the upper horizontal pressure rod, a lower horizontal pressure rod is provided at the bottom of one side of the fixed frame, a stepper motor is installed at the bottom and bottom of one side of the fixed frame, the output ends of the two groups of stepper motors are respectively connected to a screw rod that penetrates the upper horizontal pressure rod and the lower horizontal pressure rod, a moving frame is provided above the top of the fixed frame, a plurality of groups of sensors are provided on one side of the top of the fixed frame and the bottom of the moving frame, a plurality of groups of magnetic cylinders are provided at the bottom of the moving frame, and a servo-driven linear module is provided at one end of the top of the fixed frame.

Preferably, lifting frames are provided on both sides of the bottom of the guide groove, stepper motors 2 are provided at both ends of both sides of the fixed frame, and the output ends of the two groups of stepper motors 2 are provided with screw rods 2 that penetrate into the two groups of lifting frames, a mounting frame is provided on one side of the fixed frame, and a visual test module is installed on the top of the mounting frame.

Preferably, the clamp is composed of a mounting seat and a clamping seat, a clamping block is provided at the bottom of the clamp, and the clamp is detachably connected to the mounting plate via the clamping block.

Preferably, guide rails are provided at both ends of one side of the fixing frame, and sliding blocks are provided at both ends of the upper horizontal pressure rod and the lower horizontal pressure rod.

Preferably, a fixing seat is provided at the middle position of the top and the bottom of one side of the fixing frame, and the two groups of stepper motors are detachably connected to the fixing frame through the fixing seat.

Preferably, threaded holes matching the two sets of screw rods are respectively provided at middle positions inside the upper horizontal pressure rod and the lower horizontal pressure rod.

Preferably, a moving block is provided at one end of the bottom of the moving frame, and the moving block is connected to the moving end of the servo-driven linear module, and a supporting block is provided at the other end of the bottom of the moving frame.

Preferably, the guide groove is detachably connected to the lifting frame by fixing bolts, guide rails are provided at both ends of both sides inside the fixing frame, and sliders are provided at both ends of the lifting frame.

Preferably, the visual test module is composed of a camera and a light source board, a fixing seat is provided on the top of the mounting frame, and the visual test module is detachably connected to the mounting frame via the fixing seat.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model can fix multiple sets of tape measures inside the testing machine for testing through the mounting plate and the clamp, and can drive the moving frame and the magnetic suction cylinder to adjust horizontally through the servo-driven linear module, so that the tape can be pulled out, and then the upper horizontal pressure rod spring pressing part and the lower horizontal pressure rod can be adjusted up and down through two sets of stepper motors and screw rods, and the tape can be limited and adjusted, which is convenient for the horizontal angle test of the tape measure;

2. The utility model can adjust multiple groups of guide grooves up and down through stepper motor 2, lead screw 2 and lifting frame. The ruler head hook can be dragged up and down by the guide groove to adjust it. The ruler head hook is photographed by the visual test module to test the distortion angle of the ruler head hook of the tape measure. The sensor detects and calculates the ruler tape recovery time, thereby testing the ruler tape recovery speed, thereby improving the practicality of the testing machine.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

FIG1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic diagram of the internal structure of the utility model.

FIG. 3 is a schematic structural diagram of the installation mechanism of the present utility model.

In the figure: 1. chassis; 101. mounting plate; 102. fixture; 2. fixing frame; 201. upper horizontal pressure rod; 202. spring pressure piece; 203. stepper motor 1; 204. lead screw 1; 205. lower horizontal pressure rod; 206. sensor; 207. moving frame; 208. magnetic cylinder; 209. servo drive linear module; 3. guide groove; 301. lifting frame; 302. stepper motor 2; 303. lead screw 2; 304. mounting frame; 305. visual test module.

DETAILED DESCRIPTION

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1-3, an embodiment of an automatic testing machine for the twisting angle of a tape measure head hook and a tape recovery speed provided by the utility model: an automatic testing machine for the twisting angle of a tape measure head hook and a tape recovery speed, comprising a chassis 1, a fixing frame 2 located inside the chassis 1, and a plurality of guide grooves 3 located inside the fixing frame 2, the chassis 1 comprising: a mounting plate 101 arranged on one side of the top of the fixing frame 2, and a plurality of clamps 102 are arranged on the top of the clamp 102, so as to facilitate the clamping test of the tape measure.

Please refer to Figures 1 and 3 in particular. An upper horizontal pressure rod 201 is arranged on the top of one side of the fixing frame 2. One side of the upper horizontal pressure rod 201 is arranged with multiple groups of spring clamping members 202. The spring clamping members 202 are provided with springs inside and the elastic force can be adjusted. A POM material pressure head is arranged at the bottom of the spring. The pressure ruler moves back and forth with the cloth, but can slide left and right. A lower horizontal pressure rod 205 is arranged at the bottom of one side of the fixing frame 2. A stepper motor 203 is installed at the bottom and bottom of one side of the fixing frame 2. The output ends of the two groups of stepper motors 203 are respectively connected to the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205. A screw rod 204 inside the pressure rod 205 can adjust the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205 up and down. A movable frame 207 is arranged above the top of the fixed frame 2. Multiple sets of sensors 206 are arranged on one side of the top of the fixed frame 2 and the bottom of the movable frame 207 to detect whether the ruler tape is pulled out and recovered. Multiple sets of magnetic cylinders 208 are arranged at the bottom of the movable frame 207. A servo-driven linear module 209 is arranged at one end of the top of the fixed frame 2. The servo-driven linear module 209 can drive the movable frame 207 and the magnetic cylinder 208 to be adjusted horizontally, so as to facilitate the adsorption of the ruler head hook to pull out the ruler tape.

Please refer to Figures 2 and 3 in particular. Lifting racks 301 are provided on both sides of the bottom of the guide slot 3. Stepping motors 302 are provided at both ends of both sides of the interior of the fixed rack 2. Screw rods 303 that penetrate into the interior of the two lifting racks 301 are provided at the output ends of the two sets of stepping motors 302. The lifting racks 301 are adjusted up and down by the stepping motors 302 and the screw rods 303, so as to adjust the use position of the guide slot up and down. A mounting rack 304 is provided on one side of the interior of the fixed rack 2. A visual test module 305 is installed at the top of the interior of the mounting rack 304, so as to take pictures of the position of the ruler hook and record the data.

Please refer to Figures 1 and 3 in particular. The fixture 102 is composed of a mounting seat and a clamping seat. A card block is provided at the bottom of the fixture 102. The fixture 102 is detachably connected to the mounting plate 101 through the card block to fix the fixture 102 on the top of the mounting plate 101. Guide rails are provided at both ends of one side of the fixing frame 2. Slide blocks are provided at both ends of the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205 to make the upper and lower horizontal pressure rods 201 and 205 move up and down more stably. A fixing seat is provided at the middle position of the top and bottom of one side of the fixing frame 2. Two sets of stepper motors 203 are both driven by The fixed seat is detachably connected to the fixed frame 2 to fix the two groups of stepper motors 203. Threaded holes matching the two groups of screw rods 204 are respectively arranged at the middle positions inside the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205, which play the role of limit adjustment and realize the up and down adjustment of the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205. A moving block is arranged at one end of the bottom of the moving frame 207, and the moving block is connected to the moving end of the servo drive linear module 209. A support block is arranged at the other end of the bottom of the moving frame 207 to facilitate the horizontal adjustment of the moving frame 207.

Please refer to Figures 2 and 3 in particular. The guide groove 3 is detachably connected to the lifting frame 301 by fixing bolts, and the guide groove 3 can be fixedly installed with the lifting frame 301. Guide rails are provided at both ends of the inside of the fixing frame 2, and sliders are provided at both ends of the lifting frame 301, so that the up and down adjustment of the lifting frame 301 is more stable. The visual test module 305 is composed of a camera and a light source board. A fixing seat is provided on the top of the mounting frame 304. The visual test module 305 is detachably connected to the mounting frame 304 by the fixing seat, and the visual test module 305 can be fixed inside the fixing frame 2. The camera in the visual test module 305 takes pictures of the stabilized ruler head hook, calculates the distortion angle of the ruler head hook and saves the pictures and data, and displays the results on the display operation interface to test the distortion angle of the ruler head hook of the tape measure.

Working principle: before use, the utility model fixes the tape measure inside the clamp 102, and arranges five groups of clamps 102 in sequence and fixes them on the top of the mounting plate 101, and mounts the mounting plate 101 on one side of the top of the fixed frame 2. When in use, turn on the power, the magnetic cylinder 208 ventilates the tape and magnetically attracts the ruler head hook, and the servo-driven linear module 209 can drive the movable frame 207 to move horizontally, so that the ruler tape is pulled out horizontally to the specified position, and the two groups of screw rods 204 are driven to rotate by two groups of stepper motors 203 respectively, so as to adjust the upper horizontal pressure rod 201 and the lower horizontal pressure rod 205 up and down, and the spring pressure piece 202 of the upper horizontal pressure rod 201 presses the ruler tape down in the middle of the ruler tape to tighten the ruler tape so that it does not move forward and backward, but can slide left and right. The lower horizontal pressure rod 205 rises to a certain height of contacting the bottom surface of the ruler tape. During the rising process, the ruler tape automatically corrects to a horizontal state at both end surfaces, thereby 1 and the lower horizontal pressure rod 205 are closed to horizontally fix the tape measure at 0 degrees in the horizontal plane as the angle measurement reference point. The magnetic cylinder 208 releases the tape head hook, and at the same time, the stepper motor 2 302 drives the screw rod 2 303 to rotate, so as to adjust the guide slot 3 up and down. The guide slot 3 supports the tape measure to move downward. After the tape head hook is stable, the camera in the visual test module 305 takes pictures, calculates the distortion angle of the tape head hook, saves the pictures and data, and displays the results on the display operation interface at the same time. The distortion angle of the tape head hook is tested, and then the guide slot 3 is adjusted to move upward and support the tape measure to move to the horizontal position. The magnetic cylinder 208 moves to the position of 6Ft and attracts the tape head hook, and pulls it out to the position of 8Ft, releases the tape head hook, and the tape measure is recovered. The corresponding two sets of sensors 206 on the top side of the fixed frame 2 and the bottom of the movable frame 207 detect and calculate the tape measure recovery time, thereby testing the tape measure recovery speed. After the test is completed, the whole set of tape measure is taken out of the machine.

The above is only an embodiment of the utility model, and the common sense such as the known specific structure and characteristics in the scheme is not described too much here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

Claims (8)

1. An automatic tester for measuring tape head hook twisting angle and tape retracting speed, characterized in that it comprises a chassis (1), a fixing frame (2) located inside the chassis (1), and a plurality of guide grooves (3) located inside the fixing frame (2), wherein the chassis (1) comprises: A mounting plate (101) is arranged on one side of the top of the fixing frame (2), and a plurality of groups of clamps (102) are arranged on the top of the clamps (102); An upper horizontal pressure rod (201) is arranged at the top of one side of the fixed frame (2), a plurality of groups of spring pressing parts (202) are arranged on one side of the upper horizontal pressure rod (201), a lower horizontal pressure rod (205) is arranged at the bottom of one side of the fixed frame (2), a stepper motor (203) is installed at the bottom and the bottom of one side of the fixed frame (2), the output ends of the two groups of stepper motors (203) are respectively connected to a screw rod (204) that penetrates the interior of the upper horizontal pressure rod (201) and the lower horizontal pressure rod (205), a moving frame (207) is arranged above the top of the fixed frame (2), a plurality of groups of sensors (206) are arranged on one side of the top of the fixed frame (2) and the bottom of the moving frame (207), a plurality of groups of magnetic suction cylinders (208) are arranged at the bottom of the moving frame (207), and a servo drive linear module (209) is arranged at one end of the top of the fixed frame (2); Both sides of the bottom of the guide groove (3) are provided with lifting frames (301), both ends of both sides of the interior of the fixed frame (2) are provided with stepper motors (302), the output ends of the two groups of stepper motors (302) are provided with screw rods (303) that penetrate into the interior of the two groups of lifting frames (301), a mounting frame (304) is provided on one side of the interior of the fixed frame (2), and a visual test module (305) is installed at the top of the interior of the mounting frame (304). 2. An automatic testing machine for measuring tape head hook twisting angle and measuring tape recovery speed according to claim 1, characterized in that: the clamp (102) is composed of a mounting seat and a clamping seat, a clamping block is provided at the bottom of the clamp (102), and the clamp (102) is detachably connected to the mounting plate (101) through the clamping block. 3. An automatic testing machine for measuring tape head hook twisting angle and measuring tape recovery speed according to claim 1, characterized in that: guide rails are provided at both ends of one side of the fixing frame (2), and sliders are provided at both ends of the upper horizontal pressure rod (201) and the lower horizontal pressure rod (205). 4. An automatic testing machine for measuring tape head hook twisting angle and tape recovery speed according to claim 1, characterized in that: a fixing seat is provided at the middle position of the top and bottom of one side of the fixing frame (2), and the two sets of stepper motors (203) are detachably connected to the fixing frame (2) through the fixing seat. 5. The automatic testing machine for measuring tape head hook twisting angle and tape recovery speed according to claim 1 is characterized in that threaded holes matching the two sets of screw rods 1 (204) are respectively provided at the middle positions inside the upper horizontal pressure rod (201) and the lower horizontal pressure rod (205). 6. An automatic testing machine for measuring tape head hook twisting angle and tape recovery speed according to claim 1, characterized in that: a moving block is provided at one end of the bottom of the moving frame (207), and the moving block is connected to the moving end of the servo drive linear module (209), and a supporting block is provided at the other end of the bottom of the moving frame (207). 7. An automatic testing machine for measuring tape head hook twisting angle and tape recovery speed according to claim 1, characterized in that: the guide groove (3) is detachably connected to the lifting frame (301) by fixing bolts, guide rails are provided at both ends of the inner side of the fixing frame (2), and sliders are provided at both ends of the lifting frame (301). 8. An automatic testing machine for measuring tape head hook twisting angle and tape recovery speed according to claim 1, characterized in that: the visual testing module (305) is composed of a camera and a light source board, a fixing seat is provided on the top of the mounting frame (304), and the visual testing module (305) is detachably connected to the mounting frame (304) through the fixing seat.