Detection table for detecting total run-out degree of lead screw
By setting guide grooves and ratchet and pawl mechanisms on the testing platform, combined with a motor-driven lead screw system, the problems of instability and non-adjustable height of the testing platform are solved, and the stability and accuracy of the lead screw full runout testing are achieved.
Patent Information
- Application Number
- CN202423116466.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-17
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-17
AI Technical Summary
The existing test platform on the screw runout testing machine is unstable, the support plate is prone to falling, and the height cannot be adjusted, resulting in an uncomfortable testing process and easy deviations.
A testing platform with guide grooves and a support plate was designed. The position of the support plate is fixed by a ratchet and pawl mechanism, and the testing height and position are adjusted by a motor-driven drive screw and transmission rod system. Multi-directional testing is performed in conjunction with a measuring instrument.
It achieves stable fixation of the clamp plate, facilitates adjustment of height and position, improves the comfort and accuracy of inspection, and reduces inspection deviation.
Smart Images
Figure CN223525773U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of screw rod full runout detection, in particular to a detection platform for detecting screw rod full runout. BACKGROUND
[0002] The screw rod needs to be detected by full runout detection machine after production, and the full runout detection of the axial radius and the full runout detection of the screw straightness are needed.
[0003] The detection platform on the existing screw rod full runout detection machine is mostly a smooth surface platform, and the detection block plate and the detection support frame need to be placed on the detection platform during detection. Since they are not fixed with the workbench, the detection block plate and the detection support frame are easy to fall from the workbench under the action of external force, and the height of the detection block plate is mostly fixed and cannot be adjusted. For the staff with high height, they often need to bend down to operate during detection, and the staff is easy to be tired if they bend down for a long time during detection. The existing screw rod full runout detection machine for full runout detection of the axial radius can only be adjusted up and down, and the existing screw straightness full runout detection machine can only slide left and right. The detection method and detection method are mostly single, so that the detected effect is easy to deviate. UTILITY MODEL CONTENT
[0004] The utility model aims at: in order to solve the detection platform on the existing screw rod full runout detection machine mostly a smooth surface platform, and the detection block plate and the detection support frame need to be placed on the detection platform during detection. Since they are not fixed with the workbench, the detection block plate and the detection support frame are easy to fall from the workbench under the action of external force, and the height of the detection block plate is mostly fixed and cannot be adjusted. For the staff with high height, they often need to bend down to operate during detection, and the staff is easy to be tired if they bend down for a long time during detection. The existing screw rod full runout detection machine for full runout detection of the axial radius can only be adjusted up and down, and the existing screw straightness full runout detection machine can only slide left and right. The detection method and detection method are mostly single, so that the detected effect is easy to deviate.
[0005] To achieve the above object, the utility model provides the following technical scheme: a detection platform for detecting screw full runout, including detection platform, the upper surface of detection platform is equipped with guide chute, one end of guide chute is clamped with moving block, the front and back sides of moving block top are all fixedly connected with a measuring disc, a group of measuring disc is rotatably connected with the supporting plate between, the middle part of measuring disc front side is rotatably connected with the indicating plate, the middle part of indicating plate one side is fixedly connected with ratchet wheel, the oblique lower side of ratchet wheel is equipped with pawl, the middle part of indicating plate other side is fixedly connected with the lower side of supporting plate one side, the upper side of supporting plate is fixedly connected with the supporting rod, the upper side of supporting plate one end is fixedly connected with the limit plate, the upper surface of limit plate one end is rotatably connected with the rotating disc.
[0006] As a further scheme of the utility model: the middle part of detection platform upper surface rear side is fixedly connected with the supporting plate, the middle part of supporting plate inner side is equipped with lifting cavity, the middle part of lifting cavity is equipped with drive screw, one side of supporting plate is equipped with positioning plate, positioning plate is slidably connected with lifting cavity, the upper side of positioning plate one side is rotatably connected with transmission rod, one end of transmission rod is fixedly connected with first motor, the outer side of transmission rod is slidably provided with sliding block.
[0007] As a further scheme of the utility model: the middle part of sliding block front side is installed with measurer, the middle part of measurer bottom is equipped with cross clamping head, the rear side of cross clamping head is equipped with positioning hanging disc, cross clamping head is rotatably connected with measurer through the positioning hanging disc equipped.
[0008] As a further scheme of the utility model: the middle part of supporting plate top is equipped with second motor, the top of drive screw is fixedly connected with the output end of second motor, the front side of supporting plate top is fixedly connected with control box.
[0009] As a further scheme of the utility model: data connection line is equipped between control box and measurer, and is electrically connected through the data connection line equipped.
[0010] As a further scheme of the utility model: the top view of guide chute is T-shaped, the one end of measuring disc outer surface is engraved with angle measurement scale line, the rotating disc can be connected with the screw of one end clamping.
[0011] Compared with the prior art, the utility model has the advantages of: the height of the supporting plate supporting point is convenient to adjust, the comfort of the screw detection process is improved, the position of the detection knife rod is convenient to adjust, and the different positions on the screw surface are convenient to detect.
[0012] 1. By setting the support hoop plate, the indicator plate, the ratchet, the pawl and the support hoop rod, manually turn the support hoop plate upward by a certain angle, when the support hoop plate rotates, the rotating support hoop plate will drive the ratchet along the pawl to rotate to one end through the fixed indicator plate on one side, at this time the pawl will rotate downward under the push of the ratchet, when the groove on the ratchet slides above the pawl, the reset spring fixed below the pawl will push the pawl to rotate reversely, at this time the pawl will be clamped into the corresponding groove on the surface of the ratchet, at this time the pawl locks the ratchet to prevent the ratchet from rotating reversely, which is beneficial to prevent the position of the adjusted support hoop plate from changing, at this time the fixed support hoop rod on the support hoop plate will be lifted with the support hoop plate, the lead screw to be detected is clamped on the fixed support hoop rod on the adjusted support hoop plate, the lead screw is positioned by the support hoop rod, which is convenient for adjusting the height of the support hoop point of the support hoop plate and improving the comfort of the lead screw detection process.
[0013] 2. By setting the second motor, the drive drive lead screw, the positioning plate, the lifting cavity, the transmission rod, the sliding block and the first motor, when the height to be detected needs to be adjusted, the second motor drives the output end fixedly connected drive drive lead screw to rotate, the rotating drive lead screw drives the positioning plate provided on the outer side to slide along the lifting cavity to the lower side of the support plate, thereby driving the transmission rod provided on the positioning plate to move downward, so that the sliding block slidably connected to the transmission rod moves downward, drives the measurer fixedly connected to the sliding block and the measuring knife and the measuring wheel installed below the measurer to move downward and clamp to the surface of the lead screw to be measured, when the left and right positions to be detected need to be adjusted, the first motor is started, the first motor drives the output end fixedly connected transmission rod to rotate, the transmission rod drives the sliding block screwed with it to slide left and right through the spiral groove provided on the outer side, thereby driving the measuring knife and the measuring wheel installed below the measurer to slide left and right along the surface of the lead screw for straightness full runout detection, which is convenient for adjusting the position of the detection knife rod and detecting different positions on the surface of the lead screw. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a structure schematic view of the front view of the utility model;
[0015] Figure 2 It is a structure schematic view of the utility model Figure 1 It is a structure schematic view of the A part enlarged view of the utility model;
[0016] Figure 3 It is a structure schematic view of the B part enlarged view of the utility model Figure 1 It is a structure schematic view of the B part enlarged view of the utility model;
[0017] Figure 4 It is a structure schematic view of the side view of the utility model.
[0018] In the figure: 1, detection table; 2, guide sliding groove; 3, support plate; 4, lifting cavity; 5, driving lead screw; 6, control box; 7, measuring device; 8, transmission rod; 9, positioning plate; 10, first motor; 11, sliding block; 12, support hoop plate; 13, moving block; 14, measuring disc; 15, indicating plate; 16, ratchet; 17, pawl; 18, limiting plate; 19, rotating disc; 20, support hoop rod; 21, cross clamp head; 22, second motor. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0020] Please refer to Figure 1 , Figure 2 and Figure 4 In the embodiments of the utility model, a detection table for detecting the full runout of lead screw comprises a detection table 1, a guide sliding groove 2 is formed on the upper surface of the detection table 1, a moving block 13 is clamped at one end of the guide sliding groove 2, a measuring disc 14 is fixedly connected to the front and rear sides of the top of the moving block 13, a support hoop plate 12 is rotatably connected between a group of measuring discs 14, an indicating plate 15 is rotatably connected to the middle part of the front side of the measuring disc 14, a ratchet 16 is fixedly connected to the middle part of one side of the indicating plate 15, a pawl 17 is arranged obliquely below the ratchet 16, the middle part of the other side of the indicating plate 15 is fixedly connected to the lower side of one side of the support hoop plate 12, a support hoop rod 20 is fixedly connected to the upper side of the support hoop plate 12, a limiting plate 18 is fixedly connected to the upper side of one end of the support hoop plate 12, a rotating disc 19 is rotatably connected to one end of the upper surface of the limiting plate 18, the top view of the guide sliding groove 2 is T-shaped, an angle measurement scale line is engraved on one end of the outer surface of the measuring disc 14, and the rotating disc 19 can be connected with the lead screw clamped at one end.
[0021] In this embodiment: when installing, slide the moving block 13 into the guide chute 2, so that the moving block 13 is connected with the detection table through the guide chute 2, preventing external force from sweeping the fixed support hoop plate 12 on the moving block 13 off the detection table 1; when using, according to the needs, manually rotate the support hoop plate 12 by a certain angle, when the support hoop plate 12 rotates, the fixed indicating plate 15 on one side will rotate to indicate the scale line engraved on the measuring disc 14, and the rotating support hoop plate 12 will drive the fixed ratchet wheel 16 on one side to rotate along the pawl 17 to one end, at this time the pawl 17 will rotate downward under the pushing of the ratchet wheel 16, preventing the pawl 17 from affecting the rotating trend of the ratchet wheel 16, when the groove on the ratchet wheel 16 slides to the upper side of the pawl 17, the reset spring fixed below the pawl 17 will push the pawl 17 to rotate reversely, at this time the pawl will be clamped into the corresponding groove on the surface of the ratchet wheel 16, at this time the pawl 17 locks the ratchet wheel 16 to prevent the ratchet wheel 16 from rotating reversely, so that the fixed indicating plate 15 behind the ratchet wheel 16 and the support hoop plate 12 are fixed, which is beneficial to prevent the position of the adjusted support hoop plate 12 from changing, at this time the fixed support hoop rod 20 on the support hoop plate 12 will be lifted, the lead screw to be detected is clamped on the fixed support hoop rod 20 on the adjusted support hoop plate 12, and the lead screw is positioned by the support hoop rod 20, at this time sliding the moving block 13 provided on one end will push the corresponding connected support hoop plate 12 to slide to one end, so that the rotatingly connected rotating disc 19 on the limiting plate 18 provided on the support hoop plate 12 can be clamped to one end of the lead screw to be detected, facilitating the lead screw to rotate when being detected.
[0022] Please refer to Figure 1 、 Figure 3 and Figure 4 , the middle part of the top surface of the detection table 1 is fixedly connected with a support plate 3, the middle part of the inner side of the support plate 3 is provided with a lifting cavity 4, the middle part of the lifting cavity 4 is provided with a driving lead screw 5, one side of the support plate 3 is provided with a positioning plate 9, the positioning plate 9 is slidably connected with the lifting cavity 4, the upper side of one side of the positioning plate 9 is rotatably connected with a transmission rod 8, one end of the transmission rod 8 is fixedly connected with a first motor 10, the outer side of the transmission rod 8 is slidably provided with a sliding block 11, the middle part of the front side of the sliding block 11 is provided with a measurer 7, the middle part of the bottom end of the measurer 7 is provided with a cross clamping head 21, the rear side of the cross clamping head 21 is provided with a positioning hanging disc, the cross clamping head 21 is rotatably connected with the measurer 7 through the provided positioning hanging disc, the middle part of the top end of the support plate 3 is provided with a second motor 22, the output end of the second motor 22 is fixedly connected with the top of the driving lead screw 5, the front side of the top of the support plate 3 is fixedly connected with a control box 6, a data connection line is arranged between the control box 6 and the measurer 7, and the control box 6 and the measurer 7 are electrically connected through the provided data connection line.
[0023] In the embodiment: according to the need, the operation control box 6 is operated, when the height to be detected needs to be adjusted, the second motor 22 drives the output end fixedly connected drive lead screw 5 to rotate, the rotating drive lead screw drives the positioning plate 9 provided outside to slide along the lifting cavity 4 to the lower side of the support plate 3, thereby driving the transmission rod 8 provided on the positioning plate 9 to move downwards, so that the sliding block 11 slidably connected on the transmission rod 8 moves downwards, driving the fixed measuring device 7 on the sliding block 11 and the measuring knife and measuring wheel installed below the measuring device 7 to move downwards and clamp to the surface of the lead screw to be measured, when the left and right positions to be detected need to be adjusted, the first motor 10 is started, the first motor 10 drives the output end fixedly connected transmission rod 8 to rotate, the transmission rod 8 drives the sliding block 11 rotatably connected thereto to slide left and right through the spiral groove provided outside, thereby driving the measuring knife and measuring wheel installed below the measuring device 7 to slide left and right along the surface of the lead screw through the fixed measuring device 7 on one side to detect straightness total runout, the cross clamp head 21 is provided to facilitate the installation of multiple different types of measuring knife plates and measuring wheels at a time, when the measuring knife is adjusted and replaced, the cross clamp head 21 is rotated to make the cross clamp head 21 rotate around the bottom of the measuring device 7 under the limitation of the positioning hanging disc, and the measuring knife plate is quickly replaced.
[0024] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A testing station for detecting the full runout of a screw, comprising a testing station (1), characterized in that, The upper surface of the detection platform (1) is provided with a guide chute (2), one end of the guide chute (2) is clamped with a moving block (13), the front and rear sides of the top of the moving block (13) are fixedly connected with a measuring disc (14), a group of the measuring discs (14) are rotatably connected with a support plate (12) between them, the middle of the front side of the measuring disc (14) is rotatably connected with an indicating plate (15), the middle of one side of the indicating plate (15) is fixedly connected with a ratchet wheel (16), the oblique lower side of the ratchet wheel (16) is provided with a pawl (17), the middle of the other side of the indicating plate (15) is fixedly connected with the lower side of one side of the support plate (12), the upper side of the support plate (12) is fixedly connected with a support rod (20), the upper side of one end of the support plate (12) is fixedly connected with a limiting plate (18), one end of the upper surface of the limiting plate (18) is rotatably connected with a rotating disc (19).
2. The detection table for detecting the full runout of a screw according to claim 1, wherein, The middle of the rear side of the upper surface of the detection platform (1) is fixedly connected with a support plate (3), the middle of the inner side of the support plate (3) is provided with a lifting cavity (4), the middle of the lifting cavity (4) is provided with a drive lead screw (5), one side of the support plate (3) is provided with a positioning plate (9), the positioning plate (9) is slidably connected with the lifting cavity (4), the upper side of one side of the positioning plate (9) is rotatably connected with a transmission rod (8), one end of the transmission rod (8) is fixedly connected with a first motor (10), the outer side of the transmission rod (8) is slidably provided with a sliding block (11).
3. The detection station for detecting the full runout of a screw according to claim 2, characterized in that, The middle of the front side of the sliding block (11) is mounted with a measurer (7), the middle of the bottom end of the measurer (7) is provided with a cross clamping head (21), the rear side of the cross clamping head (21) is provided with a positioning hanging disc, the cross clamping head (21) is rotatably connected with the measurer (7) through the provided positioning hanging disc.
4. The detection station for detecting the full runout of a screw according to claim 2, wherein, The middle of the top end of the support plate (3) is provided with a second motor (22), the output end of the second motor (22) is fixedly connected with the top of the drive lead screw (5), the front side of the top of the support plate (3) is fixedly connected with a control box (6).
5. The detection station for detecting the full runout of a screw according to claim 4, wherein, The control box (6) and the measurer (7) are provided with a data connection line and are electrically connected through the provided data connection line.
6. The detection station for detecting the full runout of a screw according to claim 1, wherein, The top view of the guide chute (2) is T-shaped, the outer surface of the measuring disc (14) is marked with an angle measurement scale line at one end, and the rotating disc (19) can be clamped with one end of the lead screw.