Rapid and accurate positioning mechanism for coil framework

Abstract

The utility model relates to the technical field of accessory devices of lubricating oil abrasive dust on-line detection sensors, in particular to a quick and accurate positioning mechanism for a coil framework, which can quickly position the coil framework in a shell and can assemble the coil framework without sufficient experience of an assembler. Therefore, the production efficiency and the product quality are improved, and the practicability is enhanced. Comprising a sensor shell, a coil framework, a mounting plate, a threaded rod, a supporting block, a first nut and a second nut, the inner end of the sensor shell is slidably sleeved with the coil framework, a first through hole is formed in the top end of the mounting plate, four sets of mounting through holes are formed in the top end of the mounting plate, and the threaded rod penetrates through the first through hole in a bearing sealing mode; the bottom end of the top plate is connected with the supporting block, the top end of the top plate is tightly attached to the coil framework, and the bottom end of the supporting block is provided with a threaded hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of oil abrasion on -line detection sensor accessory, especially to a kind of coil framework fast accurate positioning mechanism. BACKGROUND

[0002] It is known that oil abrasion on-line detection sensor can realize the real-time monitoring of debris in engine oil system, and can quantitatively detect the size, quantity and property (ferromagnetic or non-ferromagnetic) of metal debris in the lubrication system. Through these parameters, early warning of engine bearings, gears and other components can be realized. The coil framework is an important component of the product, and whether it can be accurately installed directly affects the detection accuracy of the product and the consistency of similar products.

[0003] The installation of the coil framework in the oil abrasion on-line detection sensor currently uses the manual fitting method, i.e., the coil framework is installed into the shell of the oil abrasion on-line detection sensor, and then adjusted. By moving the coil framework back and forth, the final position is found and fixed.

[0004] However, the installation of the coil framework is heavily dependent on the experience of the assembler. If the assembler lacks experience, the installation efficiency is low. After determining the installation position, there is a deviation between the final installation position and the actual positioning position due to human operation errors, which affects the consistency of the same batch of products and thus the production efficiency, and therefore the practicability is poor. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a coil framework fast accurate positioning mechanism which can quickly position the coil framework in the shell and assemble the coil framework without sufficient experience of the assembler, thereby improving the production efficiency and product quality and enhancing the practicability.

[0006] The coil framework fast accurate positioning mechanism of the utility model, including sensor shell, coil framework, mounting plate, threaded rod, support block, first nut and second nut, the inner end of the sensor shell is slidably sleeved with the coil framework, the top end of the mounting plate is provided with a first through hole, the top end of the mounting plate is provided with four groups of mounting through holes, the threaded rod bearing is sealed through the first through hole, the bottom end of the top plate is connected with the support block, the top end of the top plate is tightly attached to the coil framework, the bottom end of the support block is provided with a threaded hole, the threaded hole is threadedly connected with the threaded rod, the threaded rod is threadedly connected with the first nut and the second nut respectively, the bottom end of the mounting plate is provided with a reinforcing assembly, and the top end of the mounting plate is provided with a clamping positioning assembly.

[0007] Preferably, the bottom end of the threaded rod is provided with a square block.

[0008] Preferably, four groups of inclined surfaces are arranged on the outer wall of the coil framework.

[0009] Preferably, the clamping positioning assembly comprises a clamping disc and a clamping ring, the top end of the mounting plate is connected with the clamping disc, the top and bottom of the sensor shell are respectively provided with clamping circular grooves, the clamping disc is clamped with the clamping circular grooves, the top end of the mounting plate is clamped with the clamping ring, and the inner end of the clamping ring is clamped with the sensor shell.

[0010] Preferably, the top and bottom of the sensor shell are respectively provided as inclined surfaces.

[0011] Preferably, the reinforcing assembly comprises a fixing ring and a cover, the bottom end of the mounting plate is connected with the fixing ring, the outer wall of the fixing ring is provided with a first screw thread, the inner end of the cover is provided with a second screw thread, the bottom end of the cover is provided with a second through hole, the first screw thread is threadedly connected with the second screw thread, the threaded rod passes through the second through hole, the inner end of the cover is tightly attached with the second nut, and six groups of planes are arranged on the outer wall of the cover.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a threaded rod and a top plate are positioned in the coil framework of the shell through a first nut and a second nut, then the second nut is fixed through a reinforcing assembly, then the mounting plate is installed at a suitable position through four groups of installation through holes, then the shell is fixed on the mounting plate through a clamping assembly, then the coil framework is inserted into the inner end of the shell, then the coil framework is positioned through glue, then the shell is taken off, then the shell and the coil framework are fixed again, thereby improving production efficiency and product quality, and therefore enhancing practicality. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the connecting structure schematic diagram of the utility model discloses a sensor shell and coil framework;

[0014] Fig. 2 It is the clamping ring and mounting plate connecting structure schematic diagram of the utility model discloses a sensor shell and coil framework;

[0015] Fig. 3 It is the support block and top plate connecting structure schematic diagram of the utility model discloses a sensor shell and coil framework;

[0016] Mark in the drawing: 1, sensor shell;2, coil framework;3, mounting plate;4, threaded rod;5, support block;6, first nut;7, second nut;8, square block;9, clamping disc;10, clamping ring;11, fixing ring;12, cover;13, top plate. DETAILED DESCRIPTION

[0017] The specific implementation of the utility model will be further described in detail in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0018] As Figs. 1 to 3As shown in the utility model discloses a coil framework quick and accurate positioning mechanism, including sensor shell 1, coil framework 2, mounting plate 3, threaded rod 4, support block 5, first nut 6 and second nut 7, the inner end of sensor shell 1 is slidably sleeved with coil framework 2, the top of mounting plate 3 is provided with first through hole, the top of mounting plate 3 is provided with four sets of installation through hole, threaded rod 4 bearing seal passes through first through hole, the bottom of top plate 13 is connected with support block 5, the top of top plate 13 is tightly attached with coil framework 2, the bottom of support block 5 is provided with threaded hole, threaded hole is connected with threaded rod 4, threaded rod 4 is connected with first nut 6 and second nut 7 respectively, the bottom of mounting plate 3 is provided with reinforcing assembly, the top of mounting plate 3 is provided with clamping positioning assembly;The utility model discloses a threaded rod and top plate in the positioning of coil framework in shell through first nut and second nut, then the fixing of second nut is carried out through reinforcing assembly, then mounting plate is installed in the appropriate position through four sets of installation through hole, then the shell is fixed on mounting plate through clamping assembly, then coil framework is inserted into the inner end of shell, then the positioning of coil framework is carried out through glue, then the shell is taken down, then the fixing of shell and coil framework is carried out again, to improve production efficiency and product quality, therefore enhance practicality.

[0019] As a preferred embodiment of the above, the bottom end of the threaded rod 4 is provided with a square block 8. The threaded connection of the threaded rod and the support block can be driven by the square block, thereby enhancing the practicality.

[0020] As a preferred embodiment of the above, four inclined surfaces are provided on the outer wall of the coil framework 2. The four inclined surfaces on the coil framework facilitate the insertion of the coil framework into the inner end of the shell, thereby preventing the inner end of the shell from being scratched by the coil framework, and enhancing the practicality.

[0021] As a preferred embodiment of the above, the clamping positioning assembly includes a clamping disc 9 and a clamping ring 10. The top end of the mounting plate 3 is connected with the clamping disc 9. The top and bottom of the sensor shell 1 are respectively provided with clamping circular grooves. The clamping disc 9 is clamped with the clamping circular grooves. The top end of the mounting plate 3 is clamped with the clamping ring 10. The inner end of the clamping ring 10 is clamped with the sensor shell 1. The clamping between the clamping circular grooves at the bottom of the sensor shell and the mounting disc can be carried out through the clamping disc and the clamping ring. This facilitates the positioning of the coil framework through the top disc, thereby improving the accuracy and enhancing the practicality.

[0022] As a preferred embodiment of the above, the top and bottom of the sensor shell 1 are respectively provided with inclined surfaces. The clamping between the clamping ring and the clamping disc can be facilitated through the two inclined surfaces at the top and bottom of the sensor shell, thereby enhancing the practicality.

[0023] As the preferred embodiment of the above, the reinforcing assembly comprises the fixing ring 11 and the cover 12, the bottom end of the mounting plate 3 is connected with the fixing ring 11, the outer wall of the fixing ring 11 is provided with the first screw thread, the inner end of the cover 12 is provided with the second screw thread, the bottom end of the cover 12 is provided with the second through hole, the first screw thread is screwed with the second screw thread, the threaded rod 4 passes through the second through hole, the inner end of the cover 12 is tightly attached with the second nut 7, and six groups of planes are arranged on the outer wall of the cover 12; the support of the bottom of the second nut can be realized through the cover and the fixing ring, so that the second nut and the threaded rod are reinforced, and the practicability is improved.

[0024] The working principle of the coil framework rapid and accurate positioning mechanism is that, when working, first, the mounting plate and the top plate are selected according to the sensor shell and the coil framework; then, the position of the coil framework in the sensor shell is measured; then, the first nut is used to determine the extension position of the threaded rod; then, the threaded rod is inserted into the first through hole of the mounting plate; then, the second nut is screwed on the threaded rod and the threaded rod is fixed on the mounting disc; then, the cover and the fixing ring are used to reinforce the second nut; then, the threaded rod is rotated by the square block to be threadedly connected with the supporting block; then, when the coil framework is positioned and installed, first, the sensor shell is clamped and fixed by the clamping disc and the clamping ring; then, the coil framework is placed into the sensor shell and the bottom of the coil framework is tightly attached with the top plate; then, glue is poured to fix the coil framework; then, the sensor shell is removed; and then, the next group of coil frameworks can be positioned and installed.

[0025] The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.

[0026] In the present application, "first", "second", and "third" do not represent the specific number and order, but are only used for distinguishing names.

[0027] The above is only the preferred embodiment of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should be considered as the protection scope of the present application.

Claims

1. A coil former quick and precise positioning mechanism, characterized in that, The utility model provides a sensor, including sensor shell (1), coil framework (2), mounting plate (3), threaded rod (4), support block (5), first nut (6) and second nut (7), the inner end of sensor shell (1) is slidably sleeved with coil framework (2), the top of mounting plate (3) is provided with first through -hole, the top of mounting plate (3) is provided with four sets of installation through -hole, threaded rod (4) bearing seals through first through -hole, the bottom of top plate (13) is connected with support block (5), the top of top plate (13) is close to coil framework (2), the bottom of support block (5) is provided with threaded hole, threaded hole is connected with threaded rod (4) screw thread, threaded rod (4) is connected with first nut (6) and second nut (7) screw thread respectively, the bottom of mounting plate (3) is provided with reinforcing assembly, and the top of mounting plate (3) is provided with clamping positioning assembly.

2. The coil former rapid and precise positioning mechanism of claim 1, wherein, The bottom of threaded rod (4) is provided with square block (8).

3. The coil former quick and precise positioning mechanism of claim 2, wherein, Four groups of inclined surfaces are arranged on the outer wall of coil framework (2).

4. The coil former quick and precise positioning mechanism of claim 3, wherein, The clamping positioning assembly comprises a clamping disc (9) and a clamping ring (10), the top of mounting plate (3) is connected with the clamping disc (9), the top and the bottom of sensor shell (1) are respectively provided with clamping circular grooves, the clamping disc (9) is clamped with the clamping circular grooves, the top of mounting plate (3) is clamped with the clamping ring (10), and the inner end of clamping ring (10) is clamped with sensor shell (1).

5. The coil former quick and precise positioning mechanism of claim 4, wherein, The top and the bottom of sensor shell (1) are respectively provided as inclined surfaces.

6. The coil former quick and precise positioning mechanism of claim 5, wherein, The reinforcing assembly comprises a fixing ring (11) and a cover (12), the bottom of mounting plate (3) is connected with the fixing ring (11), the outer wall of fixing ring (11) is provided with first threads, the inner end of cover (12) is provided with second threads, the bottom of cover (12) is provided with a second through -hole, the first threads are connected with the second threads screw thread, threaded rod (4) passes through the second through -hole, the inner end of cover (12) is close to second nut (7), and the outer wall of cover (12) is provided with six groups of planes.

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