Press fitting mechanism for pressure sensor on electromagnetic valve

Abstract

The utility model discloses a press-fitting mechanism for a pressure sensor on an electromagnetic valve, which comprises a workbench (1), a press-fitting main body frame (2) is arranged on the workbench (1), a press-fitting power piece (3) is arranged on the press-fitting main body frame (2), and a sliding feeding assembly (4) is arranged on the workbench (1) and below the press-fitting main body frame (2). A material table (5) for placing a valve seat is arranged at the moving end of the sliding feeding assembly (4); an auxiliary elastic assembly (6) is arranged on the lower portion of the lifting end of the press-fitting power piece (3), a press-fitting base (7) is arranged on the lower portion of the press-fitting power piece (3) and located in the middle of the auxiliary elastic assembly (6), and a flexible coping piece (8) abutting against the pressure sensor is arranged in the press-fitting base (7). According to the utility model, the press fitting of the pressure sensor is realized in a flexible manner, the surface deformation of the surface of the pressure sensor is reduced, and the mounting precision is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to air suspension system equipment field, concretely relates to a kind of press fitting mechanism for pressure sensor on solenoid valve. BACKGROUND

[0002] In the bidirectional gas circulation of air suspension system, the gas pressure of air tank and air spring needs to be sensed, and the pressure sensor needs to be installed by press fitting equipment. The existing press fitting equipment, such as the Chinese utility model patent with the publication number CN219704078U, discloses a double-pressure sensor air nozzle end cover press fitting device, which includes a base plate, a base disposed on the base plate, a support frame disposed behind the base plate, left and right clamping cylinders respectively disposed on the left and right sides of the base plate; the base is provided with a product placement groove with an upward opening, and the support frame is provided with a lifting cylinder; the lifting cylinder piston part is provided with a pressure head that can rise and fall with it; the pressure head and the upper end surface of the end cover to be pressed fit are matched; the left clamping cylinder piston part is provided with a left clamping block that can move along the X-axis with it; the right clamping cylinder piston part is provided with a right clamping block that can move along the X-axis with it; the left end of the left clamping block is provided with a left clamping notch matched with the product; the left end of the right clamping block is provided with a right clamping notch matched with the product; the left and right clamping notches are matched with the outer sidewall of the end cover to be pressed fit. This type of device mainly realizes the movement of the pressure head through the lifting of the cylinder, and then realizes the press fitting of the component. However, this relatively rigid press fitting method may cause deformation of the surface of the component, or cause over-press fitting of the component, affecting the installation precision. SUMMARY

[0003] The utility model aims to provide a press fitting mechanism for pressure sensor on solenoid valve. The utility model realizes the press fitting of the pressure sensor in a flexible way, reduces the surface deformation of the surface of the pressure sensor, and ensures the installation precision.

[0004] The technical scheme of the utility model: a press fitting mechanism for pressure sensor on solenoid valve, including workbench, workbench is equipped with press fitting main frame, and press fitting main frame is equipped with press fitting power part, and the moving end of the sliding feed assembly is equipped with a material table for placing the valve seat; the lower part of the lifting end of the press fitting power part is equipped with an auxiliary elastic assembly, and the middle part of the lower part of the press fitting power part and the auxiliary elastic assembly is equipped with a press fitting seat, and the press fitting seat is equipped with a flexible pressure top part in contact with the pressure sensor.

[0005] In the aforementioned press-fitting mechanism for a pressure sensor on a solenoid valve, the press-fitting power component includes a power body mounted on a press-fitting main frame. The press-fitting main frame contains multiple sliding rods, each with a sliding seat. A lifting plate is mounted on each sliding seat. The moving end of the power body is connected to the lifting plate. The auxiliary elastic component and the press-fitting seat are both connected to the lower part of the lifting plate.

[0006] In the aforementioned press-fitting mechanism for pressure sensors on solenoid valves, the sliding feed assembly includes a rodless cylinder and a slide rail slider mounted on a worktable, and the material platform is mounted on the moving end of the rodless cylinder and the slide rail slider.

[0007] In the aforementioned press-fitting mechanism for the pressure sensor on the solenoid valve, the auxiliary elastic component includes a connecting plate connected to the lifting plate, and straight rods are provided around the lower part of the connecting plate; a sliding sleeve is fitted on the straight rod, and a straight plate that abuts against the valve seat is provided on the sliding sleeve; a stabilizing spring is provided between the sliding sleeve and the connecting plate.

[0008] In the aforementioned press-fitting mechanism for a pressure sensor on a solenoid valve, the flexible pressing member includes a positioning sleeve disposed within a press-fitting base. The lower end of the press-fitting base is provided with an end plate for fixing the positioning sleeve. An elastic element is disposed within the positioning sleeve. The lower end of the elastic element is provided with a pressing sleeve for pressing the pressure sensor. A connecting bracket is provided between the pressing sleeve and the press-fitting base.

[0009] In the aforementioned press-fitting mechanism for pressure sensors on solenoid valves, the side of the press-fitting base is provided with a side bracket for limiting positioning.

[0010] In the aforementioned press-fitting mechanism for the pressure sensor on the solenoid valve, the outer side of the elastic element is provided with an air nozzle connected to a pneumatic pressure source.

[0011] Compared with the prior art, the present invention has the following advantages:

[0012] 1. In this utility model, the valve seat of the solenoid valve is placed on the material platform. The sliding feeding assembly drives the material platform to move below the pressing seat. The pressing power component is activated and drives the auxiliary elastic component and the pressing seat to move downward. The auxiliary elastic component first abuts against the valve seat of the solenoid valve. The pressing power component continues to drive the pressing seat to move downward. The flexible pressing top is sleeved on the pressure sensor. During pressing, the flexible pressing top will retract upward, and the pressure sensor is stably installed on the valve body of the solenoid valve. This utility model achieves pressing of the pressure sensor in a flexible manner, reducing the surface deformation of the pressure sensor surface, improving the adaptability of the pressure sensor when it is inserted into the valve body, and ensuring installation accuracy.

[0013] 2. The side of the press-fit seat is provided with a side bracket. After the auxiliary elastic component is in close contact with the valve seat, the press-fit seat will continue to move downward. In order to avoid the press-fit seat moving downward too much, the side bracket can limit the press-fit seat. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model;

[0015] Figure 2 It is the schematic diagram of auxiliary elastic assembly;

[0016] Figure 3 It is the schematic diagram of flexible pressing top piece.

[0017] Mark in the drawing explains: 1-workbench, 2-presses main body frame, 3-presses power piece, 4-sliding feed assembly, 5-material table, 6-auxiliary elastic assembly, 7-presses seat, 8-flexible pressing top piece, 31-power main body, 32-sliding rod, 33-sliding seat, 34-lifting plate, 41-rodless cylinder, 42-sliding rail sliding block piece, 61-connection plate, 62-straight rod, 63-sliding sleeve, 64-straight plate, 65-stable spring, 81-positioning sleeve, 82-end plate, 83-elastic piece, 84-pressing sleeve, 85-side support, 86-air cock. DETAILED DESCRIPTION

[0018] The utility model will be further explained in connection with the drawings and examples, but not as the basis for limiting the utility model.

[0019] Example: the pressure equipment mechanism for pressure sensor on solenoid valve, including workbench 1, as attached Figure 1As shown, the workbench 1 is provided with a pressing body frame 2, and the pressing body frame 2 is provided with a pressing power component 3, wherein the pressing power component 3 comprises a power body 31 arranged on the pressing body frame 2, and the power body mainly comprises a screw rod and a sliding rod, and the sliding rod is driven to move up and down by rotating the screw rod driven by a motor, a plurality of sliding rods 32 are arranged in the pressing body frame 2, a sliding seat 33 is arranged on the sliding rod 32, a lifting plate 34 is arranged on the sliding seat 33, and the moving end of the power body 31 is connected with the lifting plate 34, and the auxiliary elastic assembly 6 and the pressing seat 7 are connected with the lower part of the lifting plate 34. The power body drives the lifting plate to move along the sliding rod, and the sliding rod can play a good auxiliary role, and the sliding feeding assembly 4 is arranged on the workbench 1 and below the pressing body frame 2, and a material table 5 for placing a valve seat is arranged on the moving end of the sliding feeding assembly 4, and the material table is mainly provided with a groove structure, and the valve seat of the electromagnetic valve is placed in the groove structure; the sliding feeding assembly 4 comprises a rodless cylinder 41 arranged on the workbench 1 and a sliding rail sliding block component 42, and the material table 5 is arranged on the moving end of the rodless cylinder 41 and the sliding rail sliding block component 42, and the rodless cylinder drives the material table to move, and the valve seat is moved below the pressing body frame before the pressure sensor is arranged, and the material table is moved outwards after the pressure sensor is arranged.

[0020] The auxiliary elastic assembly 6 comprises a connecting plate 51 connected with the lifting plate 34, as shown in the accompanying drawings. Figure 2 As shown, the lower part of the connecting plate 51 is provided with a straight rod 52, the straight rod 52 is sleeved with a sliding sleeve 53, the sliding sleeve 53 is provided with a straight plate 54 abutting against the valve seat, and the sliding sleeve 53 and the connecting plate 51 are provided with a stable spring 55; when the auxiliary elastic assembly moves downwards, the straight plate abuts against the valve seat first, the middle part of the straight plate is hollow, the straight plate abuts against the four edges of the valve seat, and after the straight plate abuts against the valve seat, the pressing seat continues to move downwards, and the stable spring is compressed. The side part of the pressing seat 7 is provided with a side support 85 for limiting, after the auxiliary elastic assembly abuts against the valve seat, the pressing seat continues to move downwards, in order to avoid that the pressing seat moves downwards excessively, the side support can limit the pressing seat.

[0021] The flexible pressing top piece 8 comprises a positioning sleeve 81 arranged in the pressing seat 7, as shown in the accompanying drawings. Figure 3As shown, the lower end of the press-fit seat 7 is provided with an end plate 82 for fixing a positioning sleeve 81, and an elastic member 83 is arranged in the positioning sleeve 81, which mainly comprises a rod body and a spring, and the lower end of the elastic member 83 is provided with a pressing sleeve 84 for press-fitting the pressure sensor, the pressing sleeve surrounds the pressure sensor, and the elastic member will move upward in the positioning sleeve during the downward movement of the press-fit seat, so as to realize flexible press-fitting, and the outer side of the elastic member 83 is connected with an air nozzle 86 connected with the air pressure source, and after the pressure sensor is press-fitted into the valve body, pressure maintaining is needed, so that the elastic member is filled with pressure maintaining gas through the air nozzle, and then the gas enters into the pressing sleeve and finally acts on the pressure sensor.

[0022] The working principle of the utility model is: the valve seat of the electromagnetic valve is placed on the material table, the sliding feeding assembly moves the material table to move the lower part of the press-fit seat, the press-fit power piece is started and drives the auxiliary elastic assembly and the press-fit seat to move downward, the auxiliary elastic assembly first abuts against the valve seat of the electromagnetic valve, the press-fit power piece continues to drive the press-fit seat to move downward, the flexible pressing piece is sleeved on the pressure sensor, during press-fitting, the flexible pressing piece will retract upward, and the pressure sensor is stably arranged on the valve body of the electromagnetic valve.

[0023] The above embodiment only expresses the implementation mode of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the utility model patent, and in the embodiment, up, down, left, right, front and back only represent relative positions and do not represent absolute positions. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, a plurality of deformations and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A press-fitting mechanism for a pressure sensor on a solenoid valve, comprising a workbench (1), a press-fitting main frame (2) provided on the workbench (1), and a press-fitting power member (3) provided on the press-fitting main frame (2), characterized in that: The workbench (1) and below the pressing body frame (2) are provided with a sliding feeding assembly (4), and the moving end of the sliding feeding assembly (4) is provided with a material table (5) for placing a valve seat; the lower part of the lifting end of the pressing power element (3) is provided with an auxiliary elastic assembly (6), and the lower part of the pressing power element (3) and the middle part of the auxiliary elastic assembly (6) are provided with a pressing seat (7), and the pressing seat (7) is provided with a flexible pressing top element (8) for abutting the pressure sensor.

2. The press fitting mechanism for a pressure sensor on a solenoid valve according to claim 1, characterized by: The pressing power element (3) comprises a power body (31) arranged on the pressing body frame (2), a plurality of slide rods (32) are arranged in the pressing body frame (2), a slide seat (33) is arranged on the slide rod (32), a lifting plate (34) is arranged on the slide seat (33), the moving end of the power body (31) is connected with the lifting plate (34), and the auxiliary elastic assembly (6) and the pressing seat (7) are connected with the lower part of the lifting plate (34).

3. The press fitting mechanism for pressure sensor on solenoid valve according to claim 1, characterized in that: The sliding feeding assembly (4) comprises a rodless cylinder (41) and a slide rail sliding block element (42) arranged on the workbench (1), and the material table (5) is arranged on the moving end of the rodless cylinder (41) and the slide rail sliding block element (42).

4. The press fitting mechanism for pressure sensor on solenoid valve according to claim 2, characterized in that: The auxiliary elastic assembly (6) comprises a connecting plate (61) connected with the lifting plate (34), and straight rods (62) are arranged around the lower part of the connecting plate (61); a sliding sleeve (63) is sleeved on the straight rod (62), a straight plate (64) abutting the valve seat is arranged on the sliding sleeve (63), and a stable spring (65) is arranged between the sliding sleeve (63) and the connecting plate (61).

5. The press fitting mechanism for pressure sensor on solenoid valve according to claim 1, characterized in that: The flexible pressing top element (8) comprises a positioning sleeve (81) arranged in the pressing seat (7), an end plate (82) for fixing the positioning sleeve (81) is arranged at the lower end of the pressing seat (7), an elastic element (83) is arranged in the positioning sleeve (81), and a pressing sleeve (84) for pressing the pressure sensor is arranged at the lower end of the elastic element (83).

6. The press fitting mechanism for a pressure sensor on a solenoid valve according to claim 5, characterized by: The side part of the pressing seat (7) is provided with a side support (85) for limiting.

7. The press fitting mechanism for pressure sensor on solenoid valve according to claim 5, wherein: The outer side of the elastic element (83) is provided with an air nozzle (86) connected with the air pressure source.

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