Gear testing fixture

Abstract

The utility model belongs to the technical field of gear production, and particularly relates to a gear testing fixture, which comprises a base, a first electric threaded rod, a mounting frame, a second electric threaded rod, a guide rod, a laser sensor, a motor, a fixing mechanism and an adjusting mechanism. The fixing cylinder is provided with the moving groove, the side wall of the moving groove is provided with a plurality of fixing grooves, a supporting rod of the adjusting block is provided with protrusions matched with the fixing grooves, the fixing block is installed on the protrusions on the side wall of the supporting rod of the adjusting block, and the pressing plate is provided with a pull wire connected with the fixing block. The adjusting block is fixed through the cooperation of the side wall protrusions of the supporting rods of the fixing block and the adjusting block and the fixing grooves, the stability of the adjusting block in the using process of the device is guaranteed, a user moves the fixing block through the pull wire, the user can conveniently relieve fixing of the adjusting block, and the efficiency of adjusting the position of the adjusting block by the user is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of gear production, and in particular relates to a gear checking tool. Background Art

[0002] Gears are important industrial parts. After processing, they need to be inspected for quality to ensure their service life and function. Dynamic balancing parameters have a particularly significant impact on gears, especially high-speed gears.

[0003] Application No. CN202322239081.8 discloses a dynamic balancing machine measuring device, including a mounting base, the top of which is provided with a driving mechanism, an adjusting mechanism, and a display screen, the driving mechanism including a fixing plate, the fixing plate being fixedly mounted on the top of the mounting base, the side of the fixing plate being fixedly mounted with a driving motor, and a connecting disk being fixedly connected to the output shaft of the driving motor, and one side of the connecting disk being provided with a plurality of locking mechanisms. The dynamic balancing machine measuring device detects various parts of the gear through a laser sensor when the gear is rotated, and transmits the data to the display screen for display, and can indirectly detect the dynamic balance of the gear according to the change in the data when the gear rotates, and at the same time, the height and front and rear position of the laser sensor are adjusted through the adjusting mechanism to ensure that the laser sensor can detect the dynamic balance of gears of different sizes.

[0004] The above-mentioned device adjusts the position of the adjusting rod by means of a thread. When the user is testing multiple gears, the user needs to repeatedly rotate the adjusting rod, which results in excessive labor intensity for the user. In addition, the thread may slip during long-term use. At this time, the connecting disk and the adjusting rod need to be replaced at the same time, which increases the maintenance cost of the device. Utility Model Content

[0005] The utility model provides a gear checking tool to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear inspection tool, comprising a base, an electric threaded rod 1, a mounting frame, an electric threaded rod 2, a guide rod, a laser sensor and a motor, and also comprising a fixing mechanism and an adjustment mechanism, a processor and a mounting plate are mounted on the top surface of the base, the electric threaded rod 1 is mounted on the groove on the top surface of the base, the mounting frame is mounted on the electric threaded rod 1, the electric threaded rod 2 is mounted on the mounting frame, the laser sensor is mounted on the electric threaded rod 2, the motor is mounted on the mounting plate, a turntable is mounted on the motor, a plurality of grooves with top blocks are annularly distributed on the turntable, and the adjustment mechanism is mounted on the turntable;

[0007] The adjustment mechanism includes a fixed cylinder, a movable groove, a fixed groove, an adjustment block, a pressure plate, a roller, a fixed block and a second spring. The fixed cylinder is installed at the center of the turntable. The movable groove is provided on the inner wall of the fixed cylinder. Several fixed grooves are provided on the side wall of the movable groove. A groove matching with the fixed cylinder is provided on the side wall of the adjustment block. A protrusion matching with the fixed groove is provided on the support rod inside the groove of the adjustment block. The fixed block is installed on the side wall protrusion of the support rod of the adjustment block through the second spring. A groove matching with the fixed block is provided on the side wall of the fixed groove. The pressure plate is installed on the handle of the adjustment block through the second spring. A pull wire connected with the fixed block is provided on the pressure plate.

[0008] Preferably, the roller is installed at the corner of the groove of the adjustment block through which the pull wire passes, and the pull wire passes around the roller.

[0009] Preferably, a support rod is provided on the groove for installing the fixing block, a protrusion is provided on the top of the support rod, and a groove matching with the protrusion on the top of the support rod is provided on the side wall of the fixing block.

[0010] Preferably, the handle of the adjustment block is provided with several support rods, the support rods at the handle of the adjustment block pass through the pressure plate, the top ends of the support rods at the handle of the adjustment block are provided with protrusions, and the side walls of the pressure plate are provided with grooves that cooperate with the top end protrusions of the support rods at the handle of the adjustment block.

[0011] Preferably, the side wall support rod of the top block passes through the side wall of the turntable, a protrusion is provided on the side wall of the top block, and a groove matching with the protrusion on the side wall of the top block is provided on the side wall of the groove of the turntable.

[0012] Preferably, the top block is mounted on the side wall groove of the turntable via spring one, and the support rod of the top block is located inside the spring one.

[0013] Preferably, the guide rods penetrating the mounting frame and the laser sensor are installed on the top surface groove of the base and the mounting frame respectively.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model fixes the adjusting block by the cooperation of the side wall protrusions of the support rod of the fixing block and the adjusting block and the fixing groove, thereby ensuring the stability of the adjusting block during the use of the device. The user moves the fixing block by the pull wire connecting the pressure plate and the fixing block, which is convenient for the user to release the fixation of the adjusting block and improves the efficiency of the user in adjusting the position of the adjusting block. By arranging the second spring, it is ensured that the pressure plate and the fixing block can quickly return to their original positions after moving, thereby ensuring the efficiency of the user in fixing the adjusting block. The adjustment mechanism realizes the fixation and release of the adjusting block by the cooperation of the pull wire and the second spring, thereby reducing the cost of the user to repair the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the installation location of the electric threaded rod 1 in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the fixing mechanism in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the fixed cylinder in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the adjustment block in the utility model;

[0021] Figure 6 for Figure 5 The structural diagram at A in the middle;

[0022] Figure 7 It is a structural schematic diagram of the installation location of the medium pressure plate of the utility model.

[0023] In the figure: 1, base 11, processor 12, mounting plate 2, electric threaded rod 1 3, mounting frame 4, electric threaded rod 2 5, guide rod 6, laser sensor 7, motor 71, turntable 8, fixing mechanism 81, top block 82, spring 1 9, adjustment mechanism 91, fixing cylinder 92, moving groove 93, fixing groove 94, adjustment block 95, pressure plate 96, roller 97, fixing block 98, spring 2. DETAILED DESCRIPTION

[0024] See also Figure 1-7The utility model provides the following technical solutions: a gear inspection tool, including a base 1, an electric threaded rod 1 2, a mounting frame 3, an electric threaded rod 2 4, a guide rod 5, a laser sensor 6 and a motor 7, and also including a fixing mechanism 8 and an adjustment mechanism 9. A processor 11 and a mounting plate 12 are installed on the top surface of the base 1, an electric threaded rod 1 2 is installed on the top surface groove of the base 1, the mounting frame 3 is installed on the electric threaded rod 1 2, an electric threaded rod 2 4 is installed on the mounting frame 3, a laser sensor 6 is installed on the electric threaded rod 2 4, a motor 7 is installed on the mounting plate 12, a turntable 71 is installed on the motor 7, a plurality of grooves with top blocks 81 are distributed in an annular manner on the turntable 71, and an adjustment mechanism 9 is installed on the turntable 71;

[0025] The adjustment mechanism 9 includes a fixed cylinder 91, a movable groove 92, a fixed groove 93, an adjustment block 94, a pressure plate 95, a roller 96, a fixed block 97 and a spring 98. The fixed cylinder 91 is installed at the center of the turntable 71. The inner wall of the fixed cylinder 91 is provided with a movable groove 92, and the side wall of the movable groove 92 is provided with a plurality of fixed grooves 93. The side wall of the adjustment block 94 is provided with a groove that cooperates with the fixed cylinder 91, and the support rod inside the groove of the adjustment block 94 is provided with a protrusion that cooperates with the fixed groove 93. The fixed block 97 is installed on the side wall protrusion of the support rod of the adjustment block 94 through the spring 98, and the side wall of the fixed groove 93 is provided with a groove that cooperates with the fixed block 97. The pressure plate 95 is installed at the handle of the adjustment block 94 through the spring 98, and the pressure plate 95 is provided with a pull wire connected to the fixed block 97.

[0026] The mounting frame 3 is installed on the electric threaded rod 1 2 by means of threads. When the electric threaded rod 1 2 is started, the mounting frame 3 moves along the electric threaded rod 1 2 under the action of the electric threaded rod 1 2. The laser sensor 6 is installed on the electric threaded rod 2 4 by means of threads. When the electric threaded rod 2 4 is started, the laser sensor 6 moves along the electric threaded rod 2 4 under the action of the electric threaded rod 2 4. Through the cooperation between the electric threaded rod 1 2 and the electric threaded rod 2 4, the device can adjust the detection position of the laser sensor 6. When the gear rotates, the upper edge or the lower edge of the gear is detected by the laser sensor 6, and the detection data is transmitted to the processor 11 for processing. When the circumference of the gear is regular, the change in the detection data is small. At this time, the dynamic balance of the gear meets the requirements. The motor 7 can provide power for the rotation of the turntable 71. The gear to be detected is fixed on the turntable 71 by the fixing mechanism 8, which ensures the stability of the gear after being installed on the turntable 71. The size of the gear that can be fixed by the fixing mechanism 8 can be adjusted by the adjustment mechanism 9, so that the device can be suitable for gears of different sizes. When the turntable 71 rotates, it will rotate with the gear installed on the fixing mechanism 8, which ensures the working effect of the device. The position of the top block 81 can be adjusted by the adjustment mechanism 9, and the gear is fixed on the turntable 71 by the moved top block 81;

[0027] The fixed cylinder 91 is used to install the adjustment block 94. The shape of the movable groove 92 ensures that the support rod of the side wall groove of the adjustment block 94 will not be hindered when entering the fixed cylinder 91, thereby ensuring the smooth movement of the adjustment block 94. When the adjustment block 94 moves, it will push the top block 81. The support rod of the adjustment block 94 can be fixed by the side wall protrusion of the support rod of the adjustment block 94 and the cooperation of the fixed block 97 and the fixed groove 93, thereby achieving the fixation of the adjustment block 94. The fixing method of the adjustment block 94 improves the stability of the adjustment block 94 when the device is used. The opening position of the fixed groove 93 corresponds to gears of different sizes, which improves the efficiency of the user in adjusting the position of the adjustment block 94. The fixed block 97 is installed on the side wall protrusion of the support rod of the adjustment block 94 through the spring 98. The user can pull the fixed block 97 by pulling the wire The pull wire connected to the fixed block 97 is received into the inside of the groove raised on the side wall of the adjusting block 94, and the pull wire connected to the fixed block 97 passes around the roller 96 and is connected to the handle of the pressure plate 95, which is convenient for the user to control the position of the adjusting block 94 and improves the efficiency of the user in releasing the fixing of the adjusting block 94 by the fixing groove 93. The spring 2 98 ensures that the fixed block 97 can quickly return to its original position after moving, and ensures the stability of the cooperation between the fixing groove 93 and the protrusion of the side wall support rod of the adjusting block 94 and the fixed block 97. When the user presses the pressure plate 95, the fixed block 97 starts to move under the action of the pull wire, releasing the fixing of the adjusting block 94 by the fixing groove 93. The pressure plate 95 is installed on the handle of the adjusting block 94 through the spring 2 98, ensuring that the moved pressure plate 95 can quickly return to its original position, thereby realizing the rapid resetting of the fixed block 97.

[0028] Specifically, a roller 96 is installed at the corner of the groove of the adjustment block 94 through which the pulling wire passes, and the pulling wire passes around the roller 96 .

[0029] The roller 96 plays a guiding role, allowing the device to change the movement direction of the pull wire in a gentler manner. The roller 96 reduces the wear of the pull wire during movement and extends the service life of the pull wire.

[0030] Specifically, a support rod is provided on the groove of the mounting fixing block 97 , a protrusion is provided on the top of the support rod, and a groove matching with the protrusion on the top of the support rod is provided on the side wall of the fixing block 97 .

[0031] The support rod set on the groove of the fixed block 97 ensures the stability of the fixed block 97 during movement. The depth of the groove of the fixed block 97 ensures that the support rod will not hinder the movement of the fixed block 97. The top protrusion of the support rod and the side wall groove of the groove of the fixed block 97 cooperate to block the fixed block 97 and prevent the fixed block 97 from escaping from the groove of the fixed block 97 during movement.

[0032] Specifically, the handle of the adjustment block 94 is provided with several support rods, the support rods at the handle of the adjustment block 94 pass through the pressure plate 95, the top of the support rods at the handle of the adjustment block 94 is provided with a protrusion, and the side wall of the pressure plate 95 is provided with a groove that cooperates with the top protrusion of the support rod at the handle of the adjustment block 94.

[0033] The support rod at the handle of the adjustment block 94 plays a guiding role, ensuring the stability of the pressure plate 95 during movement. The protrusion of the support rod at the handle of the adjustment block 94 plays a limiting role, preventing the pressure plate 95 from separating from the support rod at the handle of the adjustment block 94 during movement. The protrusion of the support rod at the handle of the adjustment block 94 is located on one end of the adjustment block 94 that passes through the pressure plate 95, which increases the movement distance of the pressure plate 95 and ensures that the user can completely move the fixing block 97 into the interior of the groove for installing the fixing block 97, thereby ensuring that the side wall protrusion of the groove support rod of the adjustment block 94 can smoothly enter and exit the fixing groove 93, and the side wall groove of the pressure plate 95 is used to accommodate the protrusion of the support rod at the handle of the adjustment block 94.

[0034] Specifically, the side wall support rod of the top block 81 penetrates the side wall of the turntable 71 , a protrusion is provided on the side wall of the top block 81 , and a groove matching with the protrusion of the side wall of the top block 81 is provided on the side wall of the groove of the turntable 71 .

[0035] The support rod of the top block 81 plays a guiding role, ensuring the stability of the top block 81 during movement. The cooperation between the groove side wall groove of the turntable 71 and the side wall protrusion of the top block 81 further improves the stability of the top block 81 during movement.

[0036] Specifically, the top block 81 is installed on the side wall groove of the rotating disk 71 through the spring 1 82 , and the support rod of the top block 81 is located inside the spring 1 82 .

[0037] Spring 1 82 ensures that after the user releases the fixation of the top block 81 by the adjustment mechanism 9, the top block 81 can quickly return to its original position, making it convenient for the user to fix the next gear. The installation position of spring 1 82 can prevent the spring 1 82 from shifting during the compression process, thereby ensuring the stability of the connection between the spring 1 82 and the grooves of the top block 81 and the turntable 71.

[0038] Specifically, the top surface groove of the base 1 and the mounting frame 3 are provided with guide rods 5 which penetrate the mounting frame 3 and the laser sensor 6 respectively.

[0039] The guide rod 5 ensures the stability of the mounting frame 3 and the laser sensor 6 during the movement, prevents the mounting frame 3 and the laser sensor 6 from being rotated during the movement, and ensures the accuracy of the detection result of the device.

[0040] The working principle and use process of the utility model are as follows: the gear is placed on the top block 81, the user holds the handle of the adjustment block 94, the pressure plate 95 is pressed, the moving pressure plate 95 pulls the fixed block 97 through the pull line, the fixed block 97 completely enters the groove for installing the fixed block 97, the cooperation between the fixed block 97 and the side wall groove of the fixed groove 93 is released, the adjustment block 94 is rotated, the side wall protrusion of the support rod of the adjustment block 94 leaves the fixed groove 93, the adjustment block 94 is pushed, and as the adjustment block 94 moves, the top block 81 is moved against the adjustment block 94, the moving top block 81 will fix the gear, the adjustment block 94 is rotated in the opposite direction, the side wall protrusion of the support rod of the adjustment block 94 enters the fixed groove 93, the adjustment block 94 is released, and the pressure plate 95 is retracted. The fixing block 97 returns to its original position under the action of the spring 2 98, and the force applied by the pull wire to the fixing block 97 disappears. The fixing block 97 returns to its original position under the action of the spring 2 98, and the adjustment block 94 is fixed by the cooperation between the fixing block 97 and the side wall groove of the fixing groove 93. The position of the laser sensor 6 is adjusted by the cooperation of the electric threaded rod 1 2 and the electric threaded rod 2 4, and then the motor 7 is started. The turntable 71 rotates with the gear under the action of the motor 7, and the laser sensor 6 detects the gear. The laser sensor 6 transmits the obtained data to the processor 11. The position of the laser sensor 6 can be adjusted in real time through the electric threaded rod 1 2 and the electric threaded rod 2 4, so that the user can obtain the data of each position of the gear.

[0041] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A gear inspection tool, comprising a base (1), an electric threaded rod (2), a mounting frame (3), an electric threaded rod (4), a guide rod (5), a laser sensor (6) and a motor (7), characterized in that: It also includes a fixing mechanism (8) and an adjustment mechanism (9), a processor (11) and a mounting plate (12) are mounted on the top surface of the base (1), the electric threaded rod (2) is mounted on the groove on the top surface of the base (1), the mounting frame (3) is mounted on the electric threaded rod (2), the electric threaded rod (4) is mounted on the mounting frame (3), the electric threaded rod (4) is mounted on the laser sensor (6), the motor (7) is mounted on the mounting plate (12), the motor (7) is mounted on a turntable (71), the turntable (71) is annularly provided with a plurality of grooves on which top blocks (81) are mounted, and the adjustment mechanism (9) is mounted on the turntable (71); The adjustment mechanism (9) comprises a fixed cylinder (91), a movable groove (92), a fixed groove (93), an adjustment block (94), a pressure plate (95), a roller (96), a fixed block (97) and a second spring (98); the fixed cylinder (91) is mounted at the center of the rotating disk (71); the movable groove (92) is provided on the inner wall of the fixed cylinder (91); a plurality of fixed grooves (93) are provided on the side wall of the movable groove (92); a plurality of fixed grooves (93) are provided on the side wall of the adjustment block (94) and a plurality of fixed grooves (93) are provided on the side wall of the fixed cylinder (91). The adjusting block (94) has a supporting rod inside the groove of the adjusting block (94) provided with a protrusion that cooperates with the fixing groove (93); the fixing block (97) is installed on the side wall protrusion of the supporting rod of the adjusting block (94) through the second spring (98); the side wall of the fixing groove (93) is provided with a groove that cooperates with the fixing block (97); the pressing plate (95) is installed at the handle of the adjusting block (94) through the second spring (98); and the pressing plate (95) is provided with a pull wire connected to the fixing block (97).

2. A gear inspection tool according to claim 1, characterized in that: The roller (96) is installed at the corner of the groove of the adjustment block (94) through which the pulling wire passes, and the pulling wire passes around the roller (96).

3. A gear inspection tool according to claim 1, characterized in that: A support rod is provided on the groove for mounting the fixing block (97), a protrusion is provided on the top of the support rod, and a groove matching with the protrusion on the top of the support rod is provided on the side wall of the fixing block (97).

4. A gear inspection tool according to claim 1, characterized in that: A plurality of supporting rods are provided at the handle of the adjustment block (94), the supporting rods at the handle of the adjustment block (94) penetrate the pressure plate (95), the top ends of the supporting rods at the handle of the adjustment block (94) are provided with protrusions, and the side walls of the pressure plate (95) are provided with grooves that match the top ends of the supporting rods at the handle of the adjustment block (94).

5. A gear inspection tool according to claim 1, characterized in that: The side wall support rod of the top block (81) penetrates the side wall of the rotating disk (71), a protrusion is provided on the side wall of the top block (81), and a groove matching with the side wall protrusion of the top block (81) is provided on the side wall of the groove of the rotating disk (71).

6. A gear inspection tool according to claim 1, characterized in that: The top block (81) is installed on the side wall groove of the rotating disk (71) through a spring (82), and the support rod of the top block (81) is located inside the spring (82).

7. A gear inspection tool according to claim 1, characterized in that: The guide rod (5) which respectively passes through the mounting frame (3) and the laser sensor (6) is installed on the top surface groove of the base (1) and the mounting frame (3).

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