Angle grinder rotating speed testing equipment

Abstract

The utility model relates to the technical field of electric tool testing, in particular to angle grinder rotating speed testing equipment. Comprising a mounting bottom plate, and further comprises placing station frames which are arranged at the top of the mounting bottom plate in a left-right spaced mode and used for placing and supporting angle grinders; the clamping mechanisms are arranged at the top of the mounting bottom plate in a left-right spaced mode and used for clamping and fixing the angle grinder; the downward pressing mechanism is arranged at the transmission end of the clamping mechanism on the right side and used for pressing a start button on the angle grinder so that the angle grinder can operate. And the rotating speed detection mechanism comprises a supporting frame, an encoder and a hose, the supporting frame is installed at the left end of the top of the installation bottom plate, the encoder is arranged at the top of the supporting frame, the hose is arranged at the detection shaft end of the encoder, and the lower end of the hose is connected with an output shaft of the angle grinder. According to the utility model, the rotation speed of the angle grinder can be automatically detected, the test efficiency is improved, and the test result is accurate and objective.

Description

Technical Field

[0001] The utility model relates to the technical field of electric tool testing, in particular to a rotation speed testing device for an angle grinder. Background Art

[0002] Angle grinder, also known as grinding machine or disc grinder, is a kind of grinding tool used for cutting and grinding fiberglass. Angle grinder is a portable electric tool that uses fiberglass to cut and grind, mainly used for cutting, grinding and brushing metal and stone. Handheld angle grinders are light, easy to use and efficient. The overall performance of handheld angle grinders, including power / efficiency / lifespan / performance, are very important indicators.

[0003] The speed test of angle grinders is currently mostly carried out manually, which not only results in low test efficiency, but also requires the test results to take into account the influence of human factors, resulting in inaccurate and objective test results. Utility Model Content

[0004] The utility model aims to provide an angle grinder speed testing device, which can realize automatic detection of the angle grinder speed, improve the test efficiency and make the test result accurate and objective without the influence of human factors.

[0005] In order to solve the above technical problems, the utility model provides an angle grinder speed test device, including a mounting base plate, and also including:

[0006] The workstations are placed on the top of the installation base plate at intervals on the left and right sides, and are used to place and support the angle grinder;

[0007] The clamping mechanism is arranged on the top of the mounting base plate at intervals on the left and right sides, and is used to clamp and fix the angle grinder;

[0008] A pressing mechanism is arranged on the transmission end of the clamping mechanism on the right side, and is used to press the start button on the angle grinder to make the angle grinder run;

[0009] The rotation speed detection mechanism includes: a support frame, an encoder and a hose. The support frame is installed at the top left end of the mounting base plate. The encoder is provided on the top of the support frame. The hose is provided at the detection shaft end of the encoder. The lower end of the hose is connected to the output shaft of the angle grinder.

[0010] Preferably, the placement workstation comprises: a support plate and a placement block; the support plate is an inverted U-shaped plate structure, the placement block is provided on the top of the support plate, and the top of the placement block is provided with a contoured groove that matches the angle grinder housing to place and support the angle grinder.

[0011] Preferably, the clamping mechanism includes: a bidirectional cylinder, a clamping arm and a clamping block; the bidirectional cylinder is arranged below the support plate, the front and rear movable ends of the bidirectional cylinder are provided with the clamping arm, the clamping arm is provided with the clamping block, and the inner side walls of the front and rear clamping blocks are provided with two contoured grooves that are compatible with the angle grinder housing to clamp and fix the angle grinder.

[0012] Preferably, the pressing mechanism includes: a sliding cylinder, a movable plate, a double-rod cylinder and a pressing rod; the sliding cylinder is installed on the top of the clamping arm, the movable end of the sliding cylinder is provided with the movable plate, the double-rod cylinder is installed on the movable plate, and the pressing rod is provided at the movable end of the double-rod cylinder.

[0013] Preferably, the hose is a rubber hose, and a plurality of steel wires are arranged inside the rubber hose to ensure that the hose has a certain anti-twisting performance.

[0014] Preferably, it further comprises a clamp, through which both ends of the hose are respectively sleeve-lockedly connected to the detection shaft end of the encoder and the output shaft end of the angle grinder.

[0015] Preferably, it also includes shock-absorbing foot pads, and a plurality of the shock-absorbing foot pads are evenly distributed on the bottom of the mounting base plate.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] The utility model first places the angle grinder on the placing station frame, then controls the action of the clamping mechanism to fix the angle grinder, then after the lower end of the hose is tightly connected to the output shaft of the angle grinder, controls the action of the pressing mechanism, presses the start button on the angle grinder to rotate the output shaft of the angle grinder, transmits power to the detection shaft of the encoder through the hose, and tests the rotation speed of the angle grinder; the rotation speed of the angle grinder can be automatically detected, the test efficiency is improved, and the test result is accurate and objective without being affected by human factors. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a stereoscopic diagram of an angle grinder speed testing device and an angle grinder tooling according to the utility model.

[0019] Figure 2 It is a front view of an angle grinder speed testing device of the utility model.

[0020] Figure 3 It is a rear view of an angle grinder speed testing device of the utility model.

[0021] Figure 4 It is a side view of an angle grinder speed testing device of the utility model.

[0022] In the figure: 1-installation base plate, 2-placement station frame, 21-support plate, 22-placement block, 3-clamping mechanism, 31-bidirectional cylinder, 32-clamping arm, 33-clamping block, 4-pressing mechanism, 41-slide cylinder, 42-moving plate, 43-double-rod cylinder, 44-pressing rod, 5-speed detection mechanism, 51-support frame, 52-encoder, 53-hose, 6-angle grinder, 61-start button, 7-shock-absorbing foot pad. DETAILED DESCRIPTION

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings and specific embodiments. According to the following description, the advantages and features of the utility model will become clearer. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the utility model.

[0024] like Figures 1 to 4 As shown, the embodiment of the utility model specifically provides an angle grinder speed testing device, including a mounting base plate 1, and also includes: a placement station frame 2, arranged at intervals on the left and right on the top of the mounting base plate 1, for placing and supporting the angle grinder 6; a clamping mechanism 3, arranged at intervals on the left and right on the top of the mounting base plate 1, for clamping and fixing the angle grinder 6; a pressing mechanism 4, arranged on the transmission end of the right clamping mechanism 3, for pressing the start button 61 on the angle grinder 6 to make the angle grinder 6 run; a speed detection mechanism 5, including: a support frame 51, an encoder 52 and a hose 53, the support frame 51 is installed at the top left end of the mounting base plate 1, the top of the support frame 51 is provided with an encoder 52, the detection shaft end of the encoder 52 is provided with a hose 53, and the lower end of the hose 53 is connected to the output shaft of the angle grinder 6. When testing the rotational speed of the above-mentioned angle grinder 6, the angle grinder 6 can be first placed on the placement station frame 2, and then the clamping mechanism 3 is controlled to operate to fix the angle grinder 6. Then, after the lower end of the hose 53 is tightly connected to the output shaft of the angle grinder 6, the pressing mechanism 4 is controlled to operate and the start button 61 on the angle grinder 6 is pressed to rotate the output shaft of the angle grinder 6, and the power is transmitted to the detection shaft of the encoder 52 through the hose 53, so as to automatically test the rotational speed of the angle grinder 6.

[0025] The placement work station 2 includes: a support plate 21 and a placement block 22; the support plate 21 is an inverted U-shaped plate structure, and a placement block 22 is provided on the top of the support plate 21. A contoured groove 1 that is compatible with the outer shell of the angle grinder 6 is opened on the top of the placement block 22. The specific shape of the contoured groove 1 can be designed according to the appearance of angle grinders 6 of different specifications. The contoured groove 1 is used to accommodate the bottom of the outer shell of the angle grinder 6 to place and support the angle grinder 6.

[0026] The clamping mechanism 3 includes: a bidirectional cylinder 31, whose model can be HFT25X100S; a clamping arm 32 and a clamping block 33; the bidirectional cylinder 31 is arranged below the support plate 21, and the front and rear moving ends of the bidirectional cylinder 31 are provided with a clamping arm 32, and the clamping arm 32 is provided with a clamping block 33. The inner side walls of the front and rear clamping blocks 33 are provided with a second profiling groove that matches the outer shell of the angle grinder 6. The specific shape of the second profiling groove can be designed according to the outer shape of the angle grinder 6 of different specifications, and the accommodating cavity of the second profiling groove can further improve the effect of clamping and fixing the angle grinder 6. The two piston rods of the bidirectional cylinder 31 are controlled to move closer to or farther from each other, and the clamping blocks 33 on the clamping arms 32 can be driven to move closer to or farther from each other. When they move closer to each other, the front and rear side walls of the outer shell of the angle grinder 6 can be clamped and fixed, and shaking and displacement can be avoided when the rotation speed of the angle grinder 6 is tested.

[0027] The pressing mechanism 4 includes: a slide cylinder 41, whose model can be HLS12X50S; a moving plate 42, a double-rod cylinder 43, whose model can be TR6X20S; and a pressing rod 44; the slide cylinder 41 is installed on the top of the clamping arm 32, and the moving end of the slide cylinder 41 is provided with a moving plate 42, and the double-rod cylinder 43 is installed on the moving plate 42, and the moving end of the double-rod cylinder 43 is provided with a pressing rod 44; the slide cylinder 41 is controlled to move, and the double-rod cylinder 43 on the moving plate 42 can be driven to move toward the side close to the angle grinder 6 until the pressing rod 44 moves to the top of the start button 61 of the angle grinder 6. At this time, the piston rod of the double-rod cylinder 43 is controlled to shorten, driving the pressing rod 44 to move downward until the start button 61 of the angle grinder 6 is turned on, and the angle grinder 6 rotates and runs.

[0028] The hose 53 is a rubber hose 53, and a number of steel wires are arranged inside the rubber hose 53 to ensure that the hose 53 has a certain anti-twisting performance; the hose 53 has a certain anti-twisting ability, which can meet the rotational torque of the encoder 52 without distortion, and can smoothly transmit power to the detection shaft end of the encoder 52, and display the rotation speed through an external PLC control panel with a display screen, and the PLC control panel is connected to the control of the above-mentioned electrical components.

[0029] It also includes a clamp, and the two ends of the hose 53 are respectively sleeved and locked with the detection shaft end of the encoder 52 and the output shaft end of the angle grinder 6 through the clamp, which is convenient for manual disassembly and assembly and locking connection.

[0030] It also includes shock-absorbing foot pads 7. A plurality of shock-absorbing foot pads 7 are evenly arranged at the bottom of the mounting base plate 1. The shock-absorbing foot pads 7 can be made of rubber shock-absorbing material to eliminate vibrations generated when the angle grinder 6 rotates.

[0031] The above description is only a description of the preferred embodiment of the utility model, and is not any limitation on the scope of the utility model. Any changes and modifications made by ordinary technicians in the field of the utility model based on the above disclosure shall fall within the scope of protection of the claims.

Claims

1. An angle grinder speed test device, comprising a mounting base plate (1), characterized in that: Also includes: The workstation racks (2) are arranged on the top of the installation base plate (1) at intervals on the left and right sides, and are used to place and support the angle grinder (6); A clamping mechanism (3) is arranged on the top of the mounting base plate (1) at intervals on the left and right sides, and is used to clamp and fix the angle grinder (6); A pressing mechanism (4) is arranged on the transmission end of the clamping mechanism (3) on the right side and is used to press a start button (61) on the angle grinder (6) to enable the angle grinder (6) to operate; The rotation speed detection mechanism (5) comprises: a support frame (51), an encoder (52) and a hose (53), wherein the support frame (51) is mounted on the top left end of the mounting base plate (1), the encoder (52) is arranged on the top of the support frame (51), the hose (53) is arranged on the detection shaft end of the encoder (52), and the lower end of the hose (53) is connected to the output shaft of the angle grinder (6).

2. An angle grinder speed testing device as claimed in claim 1, characterized in that: The placement station frame (2) comprises: a support plate (21) and a placement block (22); the support plate (21) is an inverted U-shaped plate structure, the placement block (22) is arranged on the top of the support plate (21), and the top of the placement block (22) is provided with a contoured groove that matches the outer shell of the angle grinder (6) so as to place and support the angle grinder (6).

3. The angle grinder speed testing device according to claim 2, characterized in that: The clamping mechanism (3) comprises: a bidirectional cylinder (31), a clamping arm (32) and a clamping block (33); the bidirectional cylinder (31) is arranged below the support plate (21); the clamping arms (32) are arranged at the front and rear movable ends of the bidirectional cylinder (31); the clamping arms (32) are arranged on the clamping blocks (33); and two contoured grooves matching the outer shell of the angle grinder (6) are provided on the inner side walls of the front and rear clamping blocks (33) so as to clamp and fix the angle grinder (6).

4. The angle grinder speed testing device according to claim 3, characterized in that: The pressing mechanism (4) comprises: a slide cylinder (41), a movable plate (42), a double-rod cylinder (43) and a pressing rod (44); the slide cylinder (41) is installed on the top of the clamping arm (32), the movable end of the slide cylinder (41) is provided with the movable plate (42), the double-rod cylinder (43) is installed on the movable plate (42), and the pressing rod (44) is provided at the movable end of the double-rod cylinder (43).

5. The angle grinder speed testing device according to claim 1, characterized in that: The hose (53) is a rubber hose (53), and a plurality of steel wires are arranged inside the rubber hose (53).

6. The angle grinder speed testing device according to claim 5, characterized in that: It also comprises a clamping member, through which the two ends of the hose (53) are respectively sleeve-lockedly connected to the detection shaft end of the encoder (52) and the output shaft end of the angle grinder (6).

7. An angle grinder speed test device according to any one of claims 1 to 6, characterized in that: It also includes shock-absorbing foot pads (7), and a plurality of the shock-absorbing foot pads (7) are evenly distributed on the bottom of the installation base plate (1).

Images