CN220541937U - Rack meshing clearance and perpendicularity detection device - Google Patents
Rack meshing clearance and perpendicularity detection device Download PDFInfo
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- CN220541937U CN220541937U CN202321777583.XU CN202321777583U CN220541937U CN 220541937 U CN220541937 U CN 220541937U CN 202321777583 U CN202321777583 U CN 202321777583U CN 220541937 U CN220541937 U CN 220541937U
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- 238000001514 detection method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a rack meshing gap and verticality detection device, which belongs to the technical field of rack measurement devices and comprises a clamping mechanism and a measurement mechanism, wherein the clamping mechanism comprises a fixed seat and a center, two sliding plates are arranged on the fixed seat, and the upper ends of the sliding plates are connected with the center; the method is characterized in that: the measuring mechanism comprises a sliding frame and a dial indicator, the fixed seat is in sliding fit with the sliding frame, and the dial indicator is rotatably arranged at the upper end of the sliding frame; the auxiliary measuring mechanism comprises a middle measuring rod and a side measuring rod, wherein two ends of the middle measuring rod are respectively connected with the middle connecting plate, a mounting through hole is formed in the middle position of the middle connecting plate, the middle measuring rod penetrates through the mounting through hole of the middle connecting plate, the aperture of the mounting through hole is larger than the outer diameter of the middle measuring rod, and two ends of the middle connecting plate are rotationally connected with the side measuring rod. Compared with the prior art, the method has the characteristic of improving the measurement efficiency.
Description
Technical Field
The utility model relates to the technical field of rack measuring devices, in particular to a rack meshing clearance and verticality detecting device.
Background
Currently, the checking work for the rack meshing clearance mainly depends on a three-coordinate measuring apparatus. However, this method has a longer inspection period and is costly. Meanwhile, due to the working principle of the three-coordinate measuring device, the three-coordinate measuring device is difficult to capture and establish a connection with a positioning reference, so that the application range of the three-coordinate measuring device is limited to a great extent, and the requirement of on-site rapid inspection cannot be met.
This condition adversely affects line efficiency and product quality. Due to the speed of inspection, the inspection of rack engagement clearance and perpendicularity can often only be performed in short pauses in the production process. This not only increases the latency and operating costs of the production line, but may also lead to feedback delays in the inspection results, affecting consistency and improvement in product quality.
In addition, three-coordinate measuring devices present difficulties in capturing and establishing contact with positioning fiducials, and also challenge the accuracy of the test results. If a stable reference connection cannot be established, even if the measuring device itself has high accuracy, errors in the measurement result may occur due to inaccurate references, which is extremely disadvantageous for control of the product quality.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a device for detecting the meshing clearance and the perpendicularity of a rack, so that the purposes of simplifying the measuring means of the meshing clearance and the perpendicularity of the rack and improving the detection efficiency are achieved.
The utility model provides a rack meshing gap detection device which comprises a clamping mechanism and a measuring mechanism, wherein the clamping mechanism comprises a fixed seat and a center, two symmetrically arranged sliding plates are arranged on the fixed seat, the upper ends of the sliding plates are connected with the center, and the tips of the two centers are correspondingly arranged; the method is characterized in that: the measuring mechanism comprises a sliding frame and a dial indicator, the fixed seat is in sliding fit with the sliding frame, the dial indicator is arranged at the upper end of the sliding frame, and a measuring head of the dial indicator points to the rack; the auxiliary measuring mechanism comprises a middle measuring rod and a side measuring rod, wherein two ends of the middle measuring rod are respectively connected with the middle connecting plate, a mounting through hole is formed in the middle position of the middle connecting plate, the middle measuring rod penetrates through the mounting through hole of the middle connecting plate, the aperture of the mounting through hole is larger than the outer diameter of the middle measuring rod, and two ends of the middle connecting plate are rotationally connected with the side measuring rod.
Furthermore, the two ends of the fixing seat are respectively provided with an ear plate, a guide rod is fixedly arranged between the two ear plates, the two sliding plates are respectively provided with a guide through hole, the guide rod passes through the guide through holes on the sliding plates, and the sliding plates are in sliding fit with the guide rods; and a bidirectional screw rod is arranged between the two lug plates, two ends of the bidirectional screw rod are respectively in running fit with the lug plates, threaded through holes are formed in the sliding plates, and the threaded through holes of the two sliding plates are respectively in corresponding threaded fit with the bidirectional screw rod.
Further, one end of the bidirectional screw rod is connected with the rocker.
Further, the side measuring rod include first side measuring rod and second side measuring rod, the both ends of intermediate junction plate rotate with first side measuring rod respectively and be connected, two first side measuring rods are connected with the second side measuring rod through the side connecting plate respectively, first side measuring rod and second side measuring rod rotate with the side connecting plate respectively and be connected.
Further, the fixing seat is provided with a sliding groove, and the sliding groove is in sliding fit with the sliding frame.
Furthermore, the dial indicator is provided with a level gauge.
Compared with the prior art, the utility model has the following outstanding beneficial effects:
1. when the utility model is used, the tooth bar is clamped between the two centers, the tooth-shaped position is adjusted, the measuring rod is placed in the tooth groove of the tooth bar, the measuring rod is completely attached to the tooth shape of the tooth bar, the relative height between the measuring rod at each side and the middle measuring rod is measured by taking the middle measuring rod as a reference, namely the meshing gap of each tooth, so that the measuring means is simplified, and the measuring efficiency is improved.
2. When the perpendicularity of the rack is required to be measured, the dial indicator is rotated by 90 degrees, so that the dial indicator and the rack are kept horizontal, the measuring head of the dial indicator is used for measuring the outer surface of one end of the middle measuring rod, the rack drives the measurement auxiliary mechanism to rotate by 180 degrees, the measuring head of the dial indicator is used for measuring the outer surface of the other end of the middle measuring rod, and the difference value of the two is the perpendicularity of the rack, so that the measuring means are simplified, and the measuring efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a partial enlarged view of a portion a in fig. 2.
Fig. 4 is a left side view of the present utility model.
Fig. 5 is a top view of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and the detailed description.
As shown in fig. 1 and 2, the utility model comprises a clamping mechanism 1, a measuring mechanism 2 and a measuring auxiliary mechanism 3.
The clamping mechanism 1 comprises a fixed seat 101, apexes 107 and a bidirectional screw rod 105, two symmetrically arranged sliding plates 103 are arranged on the fixed seat 101, the upper ends of the sliding plates 103 are connected with the apexes 107, and the tips of the apexes 107 are correspondingly arranged. The two ends of the fixed seat 101 are respectively provided with an ear plate 102, a guide rod 104 is fixedly arranged between the two ear plates 102, guide through holes are respectively formed in the two sliding plates 103, the guide rod 104 penetrates through the guide through holes in the sliding plates 103, and the sliding plates 103 are in sliding fit with the guide rods 104.
The two lug plates 102 are provided with two-way screw rods 105, two ends of each two-way screw rod 105 are respectively in running fit with the corresponding lug plates 102, one end of each two-way screw rod 105 is connected with a rocker 106, threaded through holes are formed in the sliding plates 103, the threaded through holes of the two sliding plates 103 are respectively in corresponding threaded fit with the corresponding screw threads on the two-way screw rods 105, and when the two-way screw rods 105 are rotated, the two sliding plates 103 can symmetrically move.
As shown in fig. 3 and 5, the auxiliary measuring mechanism 3 includes a middle measuring rod 301 and a side measuring rod, two ends of the middle measuring rod 301 are respectively connected with a middle connecting plate 304, a mounting through hole is formed in the middle position of the middle connecting plate 304, the middle measuring rod 301 passes through the mounting through hole of the middle connecting plate 304, the aperture of the mounting through hole is larger than the outer diameter of the middle measuring rod 301, and two ends of the middle connecting plate 304 are rotatably connected with the side measuring rod.
In the optimized scheme, the side measuring bars comprise a first side measuring bar 302 and a second side measuring bar 303, two ends of a middle connecting plate 304 are respectively connected with the first side measuring bar 302 in a rotating way, the two first side measuring bars 302 are respectively connected with the second side measuring bar 303 through side connecting plates 305, and the first side measuring bar 302 and the second side measuring bar 303 are respectively connected with the side connecting plates 305 in a rotating way.
As shown in fig. 4, the fixing base 101 is provided with a measuring mechanism 2, the measuring mechanism 2 comprises a sliding frame 202 and a dial indicator 201, the fixing base 101 is provided with a sliding groove, the sliding groove is in sliding fit with the sliding frame 202, the dial indicator 201 is installed at the upper end of the sliding frame 202, and the dial indicator 201 is in running fit with the sliding frame 202.
The sliding frame 202 is in rotary fit with the lower end of the rotating plate 203, the rotating plate 203 is connected with the fixed plate 204, and the fixed plate 204 is vertically connected with the dial gauge 201.
In the optimized solution, the dial gauge 201 is provided with a level gauge.
The operation flow is as follows: when the utility model is used, the rack is clamped between the two centers 107, the tooth-shaped position is adjusted, the measuring rod is placed in the tooth socket of the rack, the measuring rod is completely attached to the tooth shape of the rack, the dial indicator 201 is perpendicular to the rack, the middle measuring rod 301 is used as a reference, and the relative height between each side measuring rod and the middle measuring rod 301 is measured through the dial indicator 201, namely the meshing gap of each tooth. When the perpendicularity of the rack needs to be measured, the dial indicator 201 is rotated by 90 degrees, so that the dial indicator 201 and the rack are kept horizontal, the measuring head of the dial indicator 201 is used for measuring the outer surface of one end of the middle measuring rod 301, the rack drives the measurement auxiliary mechanism 3 to rotate by 180 degrees, the other end of the middle measuring rod 301 is aligned with the measuring head of the dial indicator 201, the measuring head of the dial indicator 201 is used for measuring the outer surface of the other end of the middle measuring rod 301, and the difference value of the two is the perpendicularity of the rack.
It is noted that while the present utility model has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various modifications can be made therein without departing from the spirit and scope thereof.
Claims (6)
1. The rack meshing gap and verticality detection device comprises a clamping mechanism (1) and a measuring mechanism (2), wherein the clamping mechanism (1) comprises a fixed seat (101) and apexes (107), two symmetrically arranged sliding plates (103) are arranged on the fixed seat (101), the upper ends of the sliding plates (103) are connected with the apexes (107), and the apexes of the two apexes (107) are correspondingly arranged; the method is characterized in that: the measuring mechanism (2) is arranged on the fixed seat (101), the measuring mechanism (2) comprises a sliding frame (202) and a dial indicator (201), the fixed seat (101) is in sliding fit with the sliding frame (202), and the dial indicator (201) is rotatably arranged at the upper end of the sliding frame (202); the auxiliary measuring mechanism (3) comprises a middle measuring rod (301) and side measuring rods, two ends of the middle measuring rod (301) are respectively connected with a middle connecting plate (304), a mounting through hole is formed in the middle position of the middle connecting plate (304), the middle measuring rod (301) penetrates through the mounting through hole of the middle connecting plate (304), the aperture of the mounting through hole is larger than the outer diameter of the middle measuring rod (301), and two ends of the middle connecting plate (304) are rotatably connected with the side measuring rods.
2. The rack meshing gap and verticality detection device according to claim 1, wherein: the two ends of the fixed seat (101) are respectively provided with an ear plate (102), a guide rod (104) is fixedly arranged between the two ear plates (102), guide through holes are respectively formed in the two sliding plates (103), the guide rods (104) penetrate through the guide through holes in the sliding plates (103), and the sliding plates (103) are in sliding fit with the guide rods (104); two lug plates (102) between install two-way lead screw (105), two ends of two-way lead screw (105) respectively with lug plate (102) normal running fit, be equipped with the screw thread through-hole on sliding plate (103), the screw thread through-hole of two sliding plates (103) respectively with two-way lead screw (105) on corresponding screw thread fit.
3. The rack meshing gap and verticality detection device according to claim 2, wherein: one end of the bidirectional screw rod (105) is connected with the rocker (106).
4. The rack meshing gap and verticality detection device according to claim 1, wherein: the side measuring rod comprises a first side measuring rod (302) and a second side measuring rod (303), two ends of the middle connecting plate (304) are respectively connected with the first side measuring rod (302) in a rotating mode, the two first side measuring rods (302) are respectively connected with the second side measuring rod (303) through the side connecting plates (305), and the first side measuring rod (302) and the second side measuring rod (303) are respectively connected with the side connecting plates (305) in a rotating mode.
5. The rack meshing gap and verticality detection device according to claim 1, wherein: the fixed seat (101) is provided with a chute, and the chute is in sliding fit with the sliding frame (202).
6. The rack meshing gap and verticality detection device according to claim 1, wherein: the dial indicator (201) is provided with a level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777583.XU CN220541937U (en) | 2023-07-07 | 2023-07-07 | Rack meshing clearance and perpendicularity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777583.XU CN220541937U (en) | 2023-07-07 | 2023-07-07 | Rack meshing clearance and perpendicularity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220541937U true CN220541937U (en) | 2024-02-27 |
Family
ID=89968697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321777583.XU Active CN220541937U (en) | 2023-07-07 | 2023-07-07 | Rack meshing clearance and perpendicularity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220541937U (en) |
-
2023
- 2023-07-07 CN CN202321777583.XU patent/CN220541937U/en active Active
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