Automatic detection device for meshing of worm gear and worm

Abstract

The utility model discloses a worm gear and worm meshing automatic detection device, which comprises a platform base, an x-axis displacement mechanism, a Y-axis displacement mechanism, a Z-axis displacement mechanism, a worm gear rotating mechanism and a grating ruler assembly, wherein the x-axis displacement mechanism is mounted at the top of the platform base; the Y-axis displacement mechanism, the Z-axis displacement mechanism, the worm gear rotating mechanism and the grating ruler assembly are arranged at the top of the x-axis displacement mechanism; a worm gear is installed and clamped on the top of the worm gear rotating mechanism, a worm is installed and clamped on one side of the Y-axis displacement mechanism, three-axis adjustment in a space can be achieved by adjusting the X-axis displacement mechanism, the Y-axis displacement mechanism and the Z-axis displacement mechanism, and then meshing tests of worm gears and worms of different specifications and sizes are adapted; as the worm gear is meshed with the worm, the use condition of the worm gear and the worm under the actual use working condition can be simulated, the whole movement process is automatically carried out, manual operation is not needed, the part detection time can be shortened, the efficiency is improved, the detection data accuracy is improved, and the use precision of the worm gear and the worm is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to high precision detection device technical field especially relates to a worm gear meshing automatic detection device. BACKGROUND

[0002] Worm gear drive mechanism is widely used in modern mechanical industry, and the meshing position of worm gear determines the performance of transmission to a great extent. In order to ensure the accuracy, stability and reliability of worm gear transmission, the performance requirement of worm gear meshing detection device is also higher and higher. The existing worm gear meshing detection device has the following problems:

[0003] 1. The existing worm gear meshing detection device generally has long part detection time and low efficiency.

[0004] 2. The existing worm gear meshing detection device has large detection error, inaccurate data, and cannot completely guarantee the use precision of worm gear.

[0005] 3. The existing worm gear meshing detection device cannot be shared by multiple specifications.

[0006] Therefore, in view of the above problems, it is urgent to make innovative design on the basis of the existing worm gear meshing detection device. SUMMARY

[0007] The utility model overcomes the insufficient prior art, provides a worm gear meshing automatic detection device.

[0008] In order to achieve the above purpose, the utility model adopts the technical scheme of a worm gear meshing automatic detection device, which comprises: a platform base, an x-axis displacement mechanism installed on the top of the platform base, and a Y-axis displacement mechanism, a Z-axis displacement mechanism, a worm gear rotating mechanism and a grating ruler assembly arranged on the top of the x-axis displacement mechanism.

[0009] The Y-axis displacement mechanism is installed on one side of the Z-axis displacement mechanism and opposite to one side of the worm gear rotating mechanism; the top of the worm gear rotating mechanism is provided with a worm gear, one side of the Y-axis displacement mechanism is provided with a worm, and the worm gear is engaged with the worm.

[0010] The x-axis displacement mechanism is used for realizing the linear motion of the worm in the X-axis direction, the Y-axis displacement mechanism is used for realizing the linear motion of the worm in the Y-axis direction, clamping and driving the rotation of the worm, the Z-axis displacement mechanism is used for realizing the linear motion of the worm in the Z-axis direction, the worm gear rotating mechanism is used for clamping the worm gear and realizing the rotating state, and the grating ruler assembly is used for detecting the movement of the worm in the X-axis direction.

[0011] In a preferred embodiment of the utility model, the x-axis displacement mechanism comprises: an X bottom plate fixed on the top of the platform base, an X linear guide rail and an X ball screw assembly installed on the top of the X bottom plate, and an X upper plate slidingly connected on the X linear guide rail; the bottom of the X upper plate is threadedly connected with the top of the X ball screw assembly, and one side of the X ball screw assembly is rotatably connected with an X-axis hand wheel.

[0012] In a preferred embodiment of the utility model, the Z-axis displacement mechanism comprises: a Z bottom plate fixed on the top of the X upper plate, a Z linear guide rail and a Z ball screw assembly installed on one side of the Z bottom plate, and a Z upper plate slidingly connected on one side of the Z linear guide rail; one side of the Z upper plate is threadedly connected with the top of the Z ball screw assembly, and one side of the Z ball screw assembly is rotatably connected with a Z-axis hand wheel.

[0013] In a preferred embodiment of the utility model, the Y-axis displacement mechanism comprises: a Y bottom plate fixed on one side of the Z upper plate, a Y linear guide rail installed on one side of the Y bottom plate, and a motor, a clamping assembly and a thimble assembly slidingly connected on one side of the Y linear guide rail; the output end of the motor is fixed with one end of the clamping assembly, one end of the worm is clamped on one side of the clamping assembly, and the other end of the worm abuts against one end of the thimble assembly.

[0014] In a preferred embodiment of the utility model, the worm gear rotating mechanism comprises: a pad plate fixed on the top of the X bottom plate, a fixed disc fixed on the top of the pad plate, and a rotating disc arranged on the top of the fixed disc; the inside of the worm gear is sleeved on the top of the rotating disc, the top of the rotating disc is provided with a gland, and the bottom of the gland is in contact with the top of the worm gear.

[0015] In a preferred embodiment of the utility model, the side surface close to the bottom of the rotating disc is rotatably connected with the inside of the top of the fixed disc through a bearing.

[0016] In a preferred embodiment of the utility model, the gland is fixed on the top of the rotating disc through locking screws.

[0017] In a preferred embodiment of the utility model, the grating ruler assembly comprises: a digital display meter fixed on the top of the platform base, a reading head fixed on one side of the X upper plate, and a grating ruler scale fixed on the top of the X bottom plate; the grating ruler scale is located at the bottom of the reading head, and the reading head is electrically connected with the digital display meter.

[0018] The utility model solves the defects in the background art, and has the following beneficial effects:

[0019] (1) The utility model provides a kind of worm gear engagement automatic detection device, worm wheel is installed and clamped in the top of worm wheel rotating mechanism, worm gear is installed and clamped in the side of Y-axis displacement mechanism, by adjusting X-axis displacement mechanism, Y-axis displacement mechanism and Z-axis displacement mechanism, three-axis adjustment in space can be realized, to adapt to different specifications size worm gear engagement test in turn, worm gear is rotated by Y-axis displacement mechanism drive, since worm wheel and worm gear engagement, the use of worm wheel and worm gear under actual use condition can be simulated, entire movement process is automatically carried out, without manual operation, it can shorten the part detection time, improve efficiency, improve detection data accuracy, guarantee the use precision of worm wheel and worm gear.

[0020] (2)In the utility model, by setting grating ruler assembly on the top of x-axis displacement mechanism, when X upper plate is translated on the top of X bottom plate, by the cooperation of digital display meter, reading head and grating ruler scale, measurement can be fed back to digital display meter using the optical principle of grating, linear displacement data is detected, and then by the use of X-axis displacement mechanism matching grating ruler assembly, X direction moving precision reaches micron level, and moving distance is visualized, effectively control the engagement depth of worm wheel and worm gear, and detection result is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0021] The utility model is further illustrated below in connection with drawings and embodiment;

[0022] Figure 1 It is the perspective view of preferred embodiment of the utility model;

[0023] Figure 2 It is the front view structure diagram of preferred embodiment of the utility model;

[0024] Figure 3 It is the side view structure diagram of preferred embodiment of the utility model;

[0025] Figure 4 It is the top view structure diagram of preferred embodiment of the utility model;

[0026] In the drawing: 1, platform base;2, x-axis displacement mechanism;21, X bottom plate;22, X upper plate;23, X-axis hand wheel;3, Y-axis displacement mechanism;31, motor;32, clamping component;33, thimble component;34, Y bottom plate;4, Z-axis displacement mechanism;41, Z bottom plate;42, Z upper plate;43, Z-axis hand wheel;5, worm wheel rotating mechanism;51, rotating disc;52, gland;6, grating ruler assembly;61, digital display meter;62, reading head;63, grating ruler scale;7, worm wheel;8, worm gear. DETAILED DESCRIPTION

[0027] The utility model will be further explained in detail in combination with the drawings and embodiments, these drawings are all simplified schematic diagrams, only the basic structure of the utility model is schematically shown, therefore it only shows the related structure of the utility model.

[0028] As Figures 1-4 The utility model discloses a worm gear meshing automatic detection device, including: platform base 1, install the x axis displacement mechanism 2 of platform base 1 top and set up Y axis displacement mechanism 3, Z axis displacement mechanism 4, worm gear rotation mechanism 5 and grating ruler assembly 6 at the top of x axis displacement mechanism 2, Y axis displacement mechanism 3 is installed on one side of Z axis displacement mechanism 4, and the side of worm gear rotation mechanism 5 is opposite, and the top of worm gear rotation mechanism 5 is installed with worm gear 7, and one side of Y axis displacement mechanism 3 is installed with worm 8, and worm gear 7 is engaged with worm 8, x axis displacement mechanism 2 is used to realize the linear motion of X axis direction to worm 8, Y axis displacement mechanism 3 is used to realize the linear motion of Y axis direction to worm 8 and clamps and drives its rotation, Z axis displacement mechanism 4 is used to realize the linear motion of Z axis direction to worm 8, worm gear rotation mechanism 5 is used to clamp and realize the rotation state of worm gear 7, and grating ruler assembly 6 is used to detect the movement of worm 8 X axis direction.

[0029] It needs to be explained that worm gear 7 is installed and clamped at the top of worm gear rotation mechanism 5, and worm 8 is installed and clamped on one side of Y axis displacement mechanism 3, through the adjustment X axis displacement mechanism, Y axis displacement mechanism 3 and Z axis displacement mechanism 4, three-axis adjustment in space can be realized, and then the meshing test of different specifications and sizes of worm gear 7 worm 8 is adapted, worm 8 is driven to rotate by Y axis displacement mechanism 3, because worm gear 7 is engaged with worm 8, the use of worm gear 7 worm 8 under actual use condition can be simulated, the whole movement process is automatically carried out, without manual operation, the part detection time can be shortened, the efficiency is improved, the detection data accuracy is improved, and the use precision of worm gear 7 worm 8 is guaranteed.

[0030] In some embodiments, the x axis displacement mechanism 2 includes: X bottom plate 21 fixed on the top of platform base 1, X linear guide rail and X ball screw assembly installed on the top of X bottom plate 21, and X upper plate 22 slidingly connected on the X linear guide rail;The bottom of X upper plate 22 is threadedly connected with the top of X ball screw assembly, and X axis hand wheel 23 is rotatably connected on one side of X ball screw assembly.

[0031] It should be noted that the X ball screw assembly is a mechanical structure for converting rotary motion into linear motion, and those skilled in the art can know that the specific structure will not be described in detail here; the X bottom plate 21 is fixed and supported on the platform base 1, and the X axis hand wheel 23 on one side of the X ball screw assembly is manually rotated by the staff, the rotary motion is converted into linear motion by the X ball screw assembly, and then the X upper plate 22, the Y axis displacement mechanism 3 and the Z axis displacement mechanism 4 on the top can be driven to move along the length direction of the X linear guide rail, so that the worm 8 can realize linear motion in the X axis direction.

[0032] In some embodiments, the Z axis displacement mechanism 4 comprises: a Z bottom plate 41 fixed on the top of the X upper plate 22, a Z linear guide rail and a Z ball screw assembly installed on one side of the Z bottom plate 41, and a Z upper plate 42 slidably connected on one side of the Z linear guide rail; one side of the Z upper plate 42 is threadedly connected with the top of the Z ball screw assembly, and one side of the Z ball screw assembly is rotatably connected with a Z axis hand wheel 43.

[0033] It should be noted that the Z ball screw assembly is a mechanical structure for converting rotary motion into linear motion, and those skilled in the art can know that the specific structure will not be described in detail here; the Z bottom plate 41 is fixed and supported on the top of the X upper plate 22, the Z axis hand wheel 43 on one side of the Z ball screw assembly is manually rotated by the staff, the rotary motion is converted into linear motion by the Z ball screw assembly, and then the Z upper plate 42 and the Y axis displacement mechanism 3 on one side can be driven to move along the length direction of the Z linear guide rail, so that the worm 8 can realize linear motion in the Z axis direction.

[0034] In some embodiments, the Y axis displacement mechanism 3 comprises: a Y bottom plate 34 fixed on one side of the Z upper plate 42, a Y linear guide rail installed on one side of the Y bottom plate 34, and a motor 31, a clamping assembly 32 and a thimble assembly 33 slidably connected on one side of the Y linear guide rail; the output end of the motor 31 is fixed with one end of the clamping assembly 32, one end of the worm 8 is clamped on one side of the clamping assembly 32, and the other end of the worm 8 abuts against one end of the thimble assembly 33.

[0035] It should be noted that the Y bottom plate 34 is fixed and supported on one side of the Z upper plate 42, the worm 8 to be measured is clamped on one side of the clamping assembly 32, and the staff pushes the motor 31, the clamping assembly 32 and the thimble assembly 33 to slide on the Y linear guide rail, so that the worm 8 can realize linear motion in the Y axis direction, and the worm 8 can be pre-moved to the direction of engaging with the worm wheel 7, so that after the worm 8 engages with the worm wheel 7, the motor 31 can drive the worm 8 at one end of the clamping assembly 32 to rotate.

[0036] In some embodiments, the worm gear rotating mechanism 5 comprises: a pad plate fixed on the top of the X bottom plate 21, a fixed disc fixed on the top of the pad plate, and a rotating disc 51 arranged on the top of the fixed disc; the inner side of the worm gear 7 is sleeved on the top of the rotating disc 51, the top of the rotating disc 51 is provided with a gland 52, and the bottom of the gland 52 is in contact with the top of the worm gear 7.

[0037] It should be noted that the side surface close to the bottom of the rotating disc 51 is rotatably connected to the inner side of the top of the fixed disc through a bearing; the gland 52 is fixed on the top of the rotating disc 51 through locking screws; the worm gear 7 is sleeved on the top of the rotating disc 51 through the pad plate fixed on the top of the X bottom plate 21 for support, and the gland 52 is fixed on the top of the rotating disc 51 through the locking screws, so as to fasten the worm gear 7 on the top of the rotating disc 51; when the worm gear 7 is engaged with the worm 8 and the worm 8 rotates, the worm gear 7 and the rotating disc 51 can be driven to rotate on the top of the fixed disc, so as to realize the rotating fixed state of the worm gear 7 during detection.

[0038] In some embodiments, the grating ruler assembly 6 comprises: a digital display meter 61 fixed on the top of the platform base 1, a reading head 62 fixed on one side of the X upper plate 22, and a grating ruler scale 63 fixed on the top of the X bottom plate 21; the grating ruler scale 63 is located on the bottom of the reading head 62, and the reading head 62 is electrically connected with the digital display meter 61.

[0039] It should be noted that when the X upper plate 22 translates on the top of the X bottom plate 21, the reading head 62 on one side of the X upper plate 22 can be driven to move on the top of the grating ruler scale 63, the measurement working on the optical principle of grating can be fed back to the digital display meter 61, the linear displacement data can be detected, and the X-axis displacement mechanism is used in combination with the grating ruler assembly 6, so that the X-direction movement precision reaches the micron level, the movement distance is visualized, the engagement depth of the worm gear 7 and the worm 8 is effectively controlled, and the detection result is more accurate.

[0040] The utility model discloses a worm gear 7 is placed to rotary disc 51, cover up gland 52, locking screw, the pairing worm 8 tooth body of this worm gear 7 is daubed red lead powder, one end is clamped with clamping assembly 32, one end is tightly topped with thimble assembly 33, and the clamping assembly 32 and thimble assembly 33 are moved left and right, and the X -axis hand wheel 23 of X -axis displacement mechanism and Z -axis hand wheel 43 of Z -axis displacement mechanism 4 are rotated simultaneously, the position of worm 8 is adjusted, makes the worm gear 8 in the current position correct meshing, starts the motor 31 rotation on Y -axis displacement mechanism 3, after worm gear 7 rotates 30 rounds, dismounts worm gear 7, observes the red lead powder adhesion of worm gear 7 tooth, can judge the meshing effect of worm gear 7 worm 8, the whole structure design, embodies this worm gear 7 worm 8 meshing automatic detection device can realize shortening part detection time, improves efficiency, improves the accuracy of worm gear 7 worm 8 meshing detection, guarantees the use precision of worm gear 7 worm 8, and the characteristics that multiple specifications worm gear 7 worm 8 can share detection.

[0041] The above according to the ideal embodiment of the utility model is the inspiration, through the description content described above, for the person skilled in the art, apparently, the utility model is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiment should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0042] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, the person skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be combined appropriately to form other embodiments that the person skilled in the art can understand.

Claims

1. An automatic detection device for worm gear meshing, characterized in that, Include: Platform base (1), x-axis displacement mechanism (2) installed on the top of the platform base (1), and Y-axis displacement mechanism (3), Z-axis displacement mechanism (4), worm gear rotation mechanism (5) and grating ruler assembly (6) arranged on the top of the x-axis displacement mechanism (2); The Y-axis displacement mechanism (3) is installed on one side of the Z-axis displacement mechanism (4) and opposite to one side of the worm gear rotation mechanism (5); the top of the worm gear rotation mechanism (5) is provided with a worm gear (7), one side of the Y-axis displacement mechanism (3) is provided with a worm gear, and the worm gear (7) is engaged with the worm gear (8); The x-axis displacement mechanism (2) is used for realizing X-axis direction linear motion of the worm gear, the Y-axis displacement mechanism (3) is used for realizing Y-axis direction linear motion and clamping and driving rotation of the worm gear, the Z-axis displacement mechanism (4) is used for realizing Z-axis direction linear motion of the worm gear, the worm gear rotation mechanism (5) is used for clamping and realizing rotation state of the worm gear (7), and the grating ruler assembly (6) is used for detecting X-axis direction movement of the worm gear (8).

2. The automatic detection device for the meshing of a worm and a worm gear according to claim 1, characterized in that: The x-axis displacement mechanism (2) comprises: an X bottom plate (21) fixed on the top of the platform base (1), an X linear guide rail and an X ball screw assembly installed on the top of the X bottom plate (21), and an X upper plate (22) slidably connected to the X linear guide rail; the bottom of the X upper plate (22) is threadedly connected with the top of the X ball screw assembly, and one side of the X ball screw assembly is rotatably connected with an X-axis hand wheel (23).

3. A device for automatic detection of the meshing of a worm and a worm gear according to claim 2, characterized in that: The Z-axis displacement mechanism (4) comprises: a Z bottom plate (41) fixed on the top of the X upper plate (22), a Z linear guide rail and a Z ball screw assembly installed on one side of the Z bottom plate (41), and a Z upper plate (42) slidably connected to one side of the Z linear guide rail; one side of the Z upper plate (42) is threadedly connected with the top of the Z ball screw assembly, and one side of the Z ball screw assembly is rotatably connected with a Z-axis hand wheel (43).

4. The automatic detection device for the meshing of a worm and a worm gear according to claim 3, characterized in that: The Y-axis displacement mechanism (3) comprises: a Y bottom plate (34) fixed on one side of the Z upper plate (42), a Y linear guide rail installed on one side of the Y bottom plate (34), and a motor (31), a clamping assembly (32) and a thimble assembly (33) slidably connected to one side of the Y linear guide rail; the output end of the motor (31) is fixed with one end of the clamping assembly (32), one end of the worm gear (8) is clamped on one side of the clamping assembly (32), and the other end of the worm gear (8) abuts against one end of the thimble assembly (33).

5. The automatic worm-gear meshing detection device according to claim 2, characterized in that: The worm gear rotation mechanism (5) comprises: a heightening plate fixed on the top of the X bottom plate (21), a fixed disc fixed on the top of the heightening plate, and a rotating disc (51) arranged on the top of the fixed disc; the inner side of the worm gear (7) is sleeved on the top of the rotating disc (51), the top of the rotating disc (51) is provided with a gland (52), and the bottom of the gland (52) is in contact with the top of the worm gear (7).

6. A device for automatic detection of meshing of a worm and a worm gear according to claim 5, characterized in that: The side of the rotating disc (51) close to the bottom is rotatably connected with the inner side of the top of the fixed disc through a bearing.

7. The automatic worm-gear meshing detection device according to claim 5, characterized in that: The gland (52) is fixed on the top of the rotating disc (51) through locking screws.

8. The automatic worm-gear meshing detection device according to claim 2, characterized in that: The grating ruler assembly (6) comprises a digital display meter (61) fixed on the top of the platform base (1), a reading head (62) fixed on one side of the X upper plate (22), and a grating ruler scale (63) fixed on the top of the X bottom plate (21); the grating ruler scale (63) is located at the bottom of the reading head (62), and the reading head (62) is electrically connected with the digital display meter (61).

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