CN215572614U - Portable slewing bearing radial clearance detects frock - Google Patents
Portable slewing bearing radial clearance detects frock Download PDFInfo
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- CN215572614U CN215572614U CN202121781244.XU CN202121781244U CN215572614U CN 215572614 U CN215572614 U CN 215572614U CN 202121781244 U CN202121781244 U CN 202121781244U CN 215572614 U CN215572614 U CN 215572614U
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Abstract
The utility model discloses a portable slewing bearing radial clearance detection tool, which can select a first measuring rod and a second measuring rod with the same specification diameter according to the aperture size, plug the two first measuring rods and the two second measuring rods into a product mounting hole, and adjust a first square iron and a second square iron at the upper ends of the first measuring rod and the second measuring rod to the same height by using a first adjusting nut and a second adjusting nut. With first nut, the second nut is connected with the main connecting rod respectively, it is rotatory to suitable position, with positive application of force pole, during negative application of force pole together packs into corresponding first square iron and second square iron, hexagonal head department installation sleeve outside the main connecting rod, can begin to carry out the radial detection of slewing bearing product, design through corresponding screw thread and swing joint structure for whole detection frock can be dismantled, convenient equipment simultaneously, and portable, the structure replaceability is strong.
Description
Technical Field
The utility model relates to the technical field of detection tool design, in particular to a portable slewing bearing radial clearance detection tool.
Background
The slewing bearing is a traditional slewing mechanism and plays an important role and position in the engineering machinery industry. Before the slewing bearing leaves a factory, the axial radial clearance of the slewing bearing needs to be detected. The radial clearance detection method is to vertically lift a product for detection. When the product with a larger diameter is used for detecting the radial clearance, the detection efficiency is low, and potential safety hazards exist. The conventional slewing bearing detection mode is as follows: and standing the assembled product by using a travelling crane, mounting a dial indicator on the outer ring of the product, pointing the indicator head to the inner ring of the product and recording the reading of the dial indicator at the moment. And lifting the travelling crane to lift the product and record the reading of the dial indicator at the moment. And the difference value of the two readings is the radial value of the product. A common special slewing bearing detection tool can detect the radial clearance of products of special models. But the size and the structure of the slewing bearing series products are changed greatly, the special detection tool can only detect the products with single structures, and the applicability is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a portable slewing bearing radial clearance detection tool, which solves the following technical problems: (1) the technical problem that in the prior art, a slewing bearing radial clearance tool can only detect products with a single structure and is low in applicability is solved; (2) the technical problems that in the prior art, a slewing bearing radial clearance tool is large in size and weight and inconvenient to carry are solved.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a portable slewing bearing radial clearance detects frock, includes the main connecting rod, install first nut, second nut on the main connecting rod, install two positive application of force poles on the first nut, install two negative application of force poles on the second nut, install first square iron on the positive application of force pole, first square iron bottom fixed mounting has first measuring stick, adjusting nut one is installed to the screw thread on the first measuring stick, install second square iron on the negative application of force pole, second square iron bottom fixed mounting has the second measuring stick, adjusting nut two is installed to the screw thread on the second measuring stick.
Furthermore, the thread surfaces at the two ends of the main connecting rod are symmetrically arranged along the middle part, and the two ends of the main connecting rod are respectively in threaded connection with a first nut and a second nut.
Furthermore, two positive stress application rods are symmetrically fixed on two sides of the first nut, and two negative stress application rods are symmetrically fixed on two sides of the second nut.
Furthermore, the first square iron is movably arranged on the positive stress application rod, and the second square iron is movably arranged on the negative stress application rod.
Furthermore, a sleeve is fixedly installed at one end of the main connecting rod, and a torque wrench is fixedly installed on the sleeve.
The utility model has the beneficial effects that:
according to the portable slewing bearing radial clearance detection tool, the first measuring rod and the second measuring rod with the same specification diameter can be selected according to the hole diameter, the two first measuring rods and the two second measuring rods are plugged into the product mounting hole, and the first square iron and the second square iron at the upper ends of the first measuring rod and the second measuring rod are adjusted to be at the same height by using the first adjusting nut and the second adjusting nut. With first nut, the second nut is connected with the main connecting rod respectively, it is rotatory to suitable position, with positive application of force pole, negative application of force pole together packs into in corresponding first square iron and the second square iron, hexagonal head department installs the sleeve outside the main connecting rod, can begin to carry out the radial detection of slewing bearing product, design through corresponding screw thread and swing joint structure, make whole detection frock can dismantle, convenient equipment simultaneously, and is convenient for carry, the structure replaceability is strong, can be according to different product structures, change dedicated measurement accessory, adapt to the slewing bearing product detection demand of more variety.
Drawings
The utility model will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a portable slewing bearing radial clearance detection tool according to the utility model;
FIG. 2 is an installation view of the positive apply lever of the present invention;
FIG. 3 is an installation view of the negative apply lever of the present invention;
FIG. 4 is a schematic of the detection of the present invention.
In the figure: 2. a first nut; 3. a positive stress application rod; 4. a second nut; 5. a negative stress application rod; 6. a main link; 7. a first measuring rod; 8. adjusting a first nut; 9. a second measuring rod; 10. adjusting a second nut; 11. a sleeve; 12. a torque wrench; 13. a first type of iron; 14. a second square iron.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the utility model is a portable slewing bearing radial clearance detection tool, which includes a main connecting rod 6, a first nut 2 and a second nut 4 are mounted on the main connecting rod 6, two positive stress rods 3 are mounted on the first nut 2, two negative stress rods 5 are mounted on the second nut 4, a first square iron 13 is mounted on the positive stress rods 3, a first measuring rod 7 is fixedly mounted at the bottom of the first square iron 13, a first adjusting nut 8 is mounted on the first measuring rod 7 through a thread, a second square iron 14 is mounted on the negative stress rods 5, a second measuring rod 9 is fixedly mounted at the bottom of the second square iron 14, and a second adjusting nut 10 is mounted on the second measuring rod 9 through a thread. Specifically, the thread surfaces at the two ends of the main connecting rod 6 are symmetrically arranged along the middle part, and the two ends of the main connecting rod 6 are respectively in threaded connection with the first nut 2 and the second nut 4. The screw part of the main connecting rod 6 is formed by welding an M24 positive thread bolt and an M24 reverse thread screw. The most front end of the main connecting rod 6 is an outer hexagonal screw head, and can be matched with the sleeve 11 and the torque wrench 12 for use, so that the clamping force is controlled, and meanwhile, the accuracy of the whole tool gap detection is guaranteed through the design of a corresponding thread structure.
Two 3 symmetries of positive application of force pole are fixed in 2 both sides of first nut, and two 5 symmetries of negative application of force pole are fixed in 4 both sides of second nut, through corresponding screw thread and swing joint structure's design for whole detection frock can be dismantled, convenient equipment simultaneously, and portable, the structure replacement nature is strong, can change dedicated measurement accessory according to the product structure of difference, adapts to more various slewing bearing product detection demands.
First square iron 13 movable mounting is on positive dowel steel 3, second square iron 14 movable mounting is on negative dowel steel 5, first square iron 13 is labyrinth structure's square iron with second square iron 14, this structure is well dowel steel 3, and the pole portion of negative dowel steel 5 carries on spacingly, reach the effect of atress transmission, first measuring stick 7 is the screw rod structure with second measuring stick 9, can carry out corresponding change according to the mounting hole condition of measuring the product, negative dowel steel 5 internal thread hole wherein is M24 reverse thread.
The sleeve 11 is fixedly installed at one end of the main connecting rod 6, the torque wrench 12 is fixedly installed on the sleeve 11, and the torque of the whole tool can be conveniently adjusted through the design of the torque wrench 12.
Referring to fig. 1-4, the portable slewing bearing radial clearance detection tool of the present embodiment is used as follows:
firstly, a dial indicator is arranged on an inner (outer) ring of a product. According to the aperture size, a first measuring rod 7 and a second measuring rod 9 with the same specification diameter are selected, the two first measuring rods 7 and the two second measuring rods 9 are plugged into the product mounting hole, and a first square iron 13 and a second square iron 14 at the upper ends of the first measuring rod 7 and the second measuring rod 9 are adjusted to be at the same height by using a first adjusting nut 8 and a second adjusting nut 10. The first nut 2 and the second nut 4 are respectively connected with the main connecting rod 6, the main connecting rod is rotated to a proper position, the positive stress application rod 3 and the negative stress application rod 5 are installed into the corresponding first square iron 13 and the second square iron 14 together, the sleeve 11 is installed at the outer hexagon head of the main connecting rod 6, and then the radial detection of the slewing bearing product can be started. The torque wrench 12 is rotated clockwise to reach the set torque value. The positive force applying rod 3 and the negative force applying rod 5 move in opposite directions, and drive the first measuring rod 7 and the second measuring rod 9 to move at the same time. The inner and outer rings connected with the two groups of first measuring rods 7 and the second measuring rods 9 can be driven by the tool to generate clearance displacement, and the reading of the dial indicator is recorded as reading A. The counter-clockwise torque-turning wrench 12 drives the first measuring rod 7 and the second measuring rod 9 to move when the hand reaches a set torque value, and the reading of the dial indicator is recorded as reading 'B'. By this, the measurement section is completed. And obtaining the radial clearance value of the position of the slewing bearing by the difference obtained by subtracting the reading "A" from the reading "B".
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (5)
1. A portable slewing bearing radial clearance detection tool is characterized by comprising a main connecting rod (6), the main connecting rod (6) is provided with a first nut (2) and a second nut (4), two positive stress application rods (3) are arranged on the first nut (2), two negative stress application rods (5) are arranged on the second nut (4), a first square iron (13) is arranged on the positive stress application rod (3), a first measuring rod (7) is fixedly arranged at the bottom of the first square iron (13), an adjusting nut I (8) is installed on the first measuring rod (7) through threads, a second square iron (14) is arranged on the negative stress application rod (5), a second measuring rod (9) is fixedly arranged at the bottom of the second square iron (14), and a second adjusting nut (10) is arranged on the second measuring rod (9) in a threaded manner.
2. The portable slewing bearing radial clearance detection tool according to claim 1, wherein thread surfaces at two ends of the main connecting rod (6) are symmetrically arranged along the middle portion, and two ends of the main connecting rod (6) are respectively in threaded connection with the first nut (2) and the second nut (4).
3. The portable slewing bearing radial clearance detection tool according to claim 1, wherein the two positive stressing rods (3) are symmetrically fixed to two sides of the first nut (2), and the two negative stressing rods (5) are symmetrically fixed to two sides of the second nut (4).
4. The tool for detecting the radial gap of the portable slewing bearing according to claim 1, wherein the first square iron (13) is movably mounted on a positive stress application rod (3), and the second square iron (14) is movably mounted on a negative stress application rod (5).
5. The tool for detecting the radial clearance of the portable slewing bearing according to claim 1, wherein a sleeve (11) is fixedly mounted at one end of the main connecting rod (6), and a torque wrench (12) is fixedly mounted on the sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121781244.XU CN215572614U (en) | 2021-08-02 | 2021-08-02 | Portable slewing bearing radial clearance detects frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121781244.XU CN215572614U (en) | 2021-08-02 | 2021-08-02 | Portable slewing bearing radial clearance detects frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215572614U true CN215572614U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121781244.XU Active CN215572614U (en) | 2021-08-02 | 2021-08-02 | Portable slewing bearing radial clearance detects frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215572614U (en) |
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2021
- 2021-08-02 CN CN202121781244.XU patent/CN215572614U/en active Active
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