Air tightness detection equipment for inner pipe of engine cover jacking device

Abstract

The utility model discloses an engine cover jacking device inner pipe air tightness detection device, which comprises an air tightness detection system, a mounting mechanism and a walking mechanism connected with the mounting mechanism, and is characterized in that the air tightness detection system comprises a workbench, a lifting module, an air tightness detection cabin arranged on the workbench and a translation module connected with the air tightness detection cabin; the air tightness detection cabin is provided with a positive pressure air tightness detection module and a negative pressure air tightness detection module, and a plurality of independently arranged detection cavities are formed in the air tightness detection cabin. And by adaptively installing different walking mechanisms, quick response and adaptation to variable working environments and positions can be achieved, so that time and labor are saved, and the overall production efficiency is improved. And meanwhile, the positive pressure air tightness detection module and the negative pressure air tightness detection module are adopted to detect the fittings of which the air tightness needs to be detected, the detection functions are diversified, and the reliability is high. Four detection stations are adopted, the air tightness of a plurality of same accessories or different accessories can be detected at the same time, and the structure can greatly improve the detection efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to airtight detection equipment technical field, specifically is a hood jacking device inner tube airtight detection equipment. BACKGROUND

[0002] The hood jacking device inner tube airtight detection equipment is widely used in the automobile manufacturing, mechanical manufacturing and other industries, and has important significance for ensuring product quality and safety. Especially in the automobile manufacturing process, the equipment can timely find and solve the airtightness problem of the hood jacking device inner tube, and avoid the security risks and performance decline caused by leakage. The traditional airtight detection equipment can only detect a single accessory during detection, and the detection efficiency is low, and the equipment can only be fixed in one position for detection, which limits its flexibility and adaptability, especially when detection is needed at different locations or production lines, and airtightness detection is needed in different environments or conditions. The fixed airtight detection equipment may not meet the needs. SUMMARY

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a hood jacking device inner tube airtight detection equipment, which can effectively solve the problems in the background art.

[0004] The utility model solves the technical problems thereof by adopting the following technical scheme:

[0005] A hood jacking device inner tube airtight detection equipment, comprising an airtight detection system, a mounting mechanism and a walking mechanism connected to the mounting mechanism, the airtight detection system comprising a workbench, a lifting module, an airtight detection cabin provided on the workbench and a translation module connected to the airtight detection cabin, the airtight detection cabin being provided with a positive pressure airtight detection module and a negative pressure airtight detection module, the airtight detection cabin forming a plurality of independently arranged detection chambers, and the airtight detection cabin being further provided with a sealing machine cover connected to the lifting module.

[0006] The mounting mechanism comprises a mounting plate and a mounting seat, the mounting plate being connected to the mounting seat, the mounting seat being provided with a fixing seat for connecting the workbench, the mounting seat being provided with mounting grooves on both sides for connecting the walking mechanism, the walking mechanism comprising a plurality of walking wheels and connecting shafts connected to the walking wheels, the walking wheels being detachably arranged in the mounting grooves through the connecting shafts, the walking wheels being arranged in a straight line on both sides of the mounting seat, and the mounting grooves being further provided with limiting holes.

[0007] As a further description of the above technical scheme, the positive pressure airtight detection module comprises a plurality of inflation valves, the negative pressure airtight detection module comprises a plurality of air extraction valves, the inflation valves are symmetrically arranged on the sealing machine cover, and the air extraction valves are symmetrically arranged at the bottom of the airtight detection cabin.

[0008] As a further description of the above technical scheme, the detection chamber number is 4, and each detection chamber is provided with a detection station and a detection probe for detecting the air tightness of the accessory.

[0009] As a further description of the above technical scheme, the workbench is further provided with a fixing plate for mounting a lifting module and a plurality of fixing shafts, the lifting module comprises a movable plate, a cylinder and a movable rod, the cylinder is connected with the fixing plate, the movable rod is connected with the movable plate and the cylinder respectively, and the movable plate is fixedly connected with the sealing machine cover.

[0010] As a further description of the above technical scheme, the air tightness detection cabin reciprocally moves along the horizontal plane of the workbench through a translation module, the translation module comprises a set of guide rails fixed on the workbench, and the air tightness detection cabin is slidingly connected with the guide rails.

[0011] As a further description of the above technical scheme, one side of the workbench is provided with two symmetrically arranged fixing blocks, the two fixing blocks are embedded in fixing seats respectively, and a fixing bolt is arranged between the fixing seat and the fixing block.

[0012] As a further description of the above technical scheme, the connecting shaft is provided with a locking piece, the locking piece comprises a spring and a movable sleeve, and one end of the movable sleeve is provided with a limiting block.

[0013] Compared with the prior art, the air tightness detection equipment for the engine cover jacking device has the following beneficial effects at least one of the following:

[0014] The air tightness detection equipment for the engine cover jacking device has the following beneficial effects at least one of the following:

[0015] By adaptively installing different walking mechanisms, the variable working environment and position can be quickly responded and adapted, time and labor are saved, and the overall production efficiency is improved. Meanwhile, the positive pressure air tightness detection module and the negative pressure air tightness detection module are adopted to detect the accessories that need to be detected, the detection function is various, and the reliability is high. The air tightness detection cabin adopts four detection stations, and can simultaneously detect the air tightness of multiple same accessories or different accessories, so that the detection efficiency can be greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the air tightness detection equipment for the engine cover jacking device.

[0017] Figure 2 It is a side structure schematic view of the air tightness detection equipment for the engine cover jacking device.

[0018] Figure 3It is first perspective structure schematic view of the utility model a hood jacking device inner tube air tightness detection equipment.

[0019] Figure 4 It is second perspective structure schematic view of the utility model a hood jacking device inner tube air tightness detection equipment.

[0020] Reference numerals in the drawing:

[0021] 1, air tightness detection system;101, lifting module;102, positive pressure air tightness detection module;103, air tightness detection cabin;104, negative pressure air tightness detection module;105, workbench;106, air cylinder;107, detection chamber;108, detection station;109, air extraction valve;110, detection probe;111, fixed plate;112, fixed shaft;113, sealing machine cover;114, inflation valve;115, translation module;116, movable rod;2, mounting mechanism;201, mounting plate;202, mounting seat;203, fixed seat;204, fixed bolt;205, mounting groove;206, fixed block;3, walking mechanism;301, walking wheel;302, connecting shaft;303, locking piece. Specific implementation

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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.

[0023] As Figures 1-4 shown, the utility model provides a kind of hood jacking device inner tube air tightness detection equipment, including air tightness detection system 1, mounting mechanism 2 and the walking mechanism 3 of connection mounting mechanism 2, the air tightness detection system 1 includes workbench 105, lifting module 101, air tightness detection cabin 103 being arranged on workbench 105 and the translation module 115 of connection air tightness detection cabin 103, the air tightness detection cabin 103 is equipped with positive pressure air tightness detection module 102 and negative pressure air tightness detection module 104, the detection chamber 107 formed by multiple independent settings is formed in the air tightness detection cabin 103, and the air tightness detection cabin 103 is also equipped with the sealing machine cover 113 of connection lifting module 101, the positive pressure air tightness detection module 102 is arranged on sealing machine cover 113, the negative pressure air tightness detection module 104 is arranged at the bottom of air tightness detection cabin 103.

[0024] The air tightness detection system 1 is supported by the mounting mechanism 2, and the walking mechanism 3 is connected on the mounting mechanism 2, so that the air tightness detection system 1 can be moved conveniently, and the walking mechanism 3 is detachable, and different walking mechanisms 3 are suitable for different working environments. For example, the wheel type is suitable for flat ground, the caterpillar type is suitable for soft or muddy ground, and the foot type walking mechanism 3 is excellent in uneven ground or difficult-to-access working sites.

[0025] The air tightness detection system 1 adopts the positive pressure air tightness detection module 102 and the negative pressure air tightness detection module 104 to detect the accessories that need to be detected, and the detection function is various and the reliability is high. The air tightness detection cabin 103 adopts four detection stations 108, and can detect the air tightness of multiple same accessories or different accessories at the same time. The structure can greatly improve the detection efficiency, and the air tightness detection cabin 103 is connected with the translation module 115, and a handle is welded on the outside of the air tightness detection cabin 103. The operator can move the air tightness detection cabin 103 along the front-rear direction of the workbench 105 through the handle, so as to facilitate the installation of the accessories that need to be detected.

[0026] The mounting mechanism 2 comprises a mounting plate 201 and a mounting base 202, the mounting plate 201 is connected with the mounting base 202, the mounting base 202 is provided with a fixing seat 203 for connecting the workbench 105, and the mounting base 202 is provided with mounting grooves 205 for connecting the walking mechanism 3 on both sides. The walking mechanism 3 comprises a plurality of walking wheels 301 and connecting shafts 302 connected with the walking wheels 301, and the walking wheels 301 are detachably arranged in the mounting grooves 205 through the connecting shafts 302.

[0027] The mounting plate 201 in the embodiment is detachably arranged on the mounting base 202, the mounting base 202 is connected with the workbench 105, a plurality of open mounting grooves 205 are arranged on both sides of the mounting base 202, the mounting grooves 205 are clamped with the connecting shafts 302, the mounting grooves 205 have narrow parts at openings for clamping the connecting shafts 302, the locking members 303 arranged on the connecting shafts 302 are composed of springs and movable sleeves, the movable sleeves move along the axial direction of the connecting shafts 302 through the springs arranged on the connecting shafts 302, when the movable sleeves move to the positions of the specified mounting grooves 205, the limiting blocks on the movable sleeves are clamped with the limiting holes of the mounting grooves 205, the structure is convenient and fast for installation, and the movable gap between the limiting holes and the limiting blocks avoids the movement of the walking wheels 301.

[0028] Further, the positive pressure air tightness detection module 102 comprises a plurality of inflation valves 114, and the negative pressure air tightness detection module 104 comprises a plurality of air extraction valves 109.

[0029] When the positive pressure air tightness detection module 102 is used, the sealing machine cover 113 connected with the lifting module 101 is sealed with the air tightness detection cabin 103, air is filled through the air filling valve 114 on the sealing machine cover 113, the air filling valve 114 is closed after the target value is reached, the pressure change in the multiple stages from air filling to pressure maintaining is monitored, so as to determine whether there is leakage, if the pressure decreases by more than the set standard threshold value within a certain time, it is considered that the air tightness of the jacking device is not qualified, the instrument is used to pump out the air in the sealing cavity of the jacking device to the target negative pressure value, the pressure change in the air pumping process and the detection process is monitored, so as to determine whether the product leaks.

[0030] It is further explained that the number of the detection chambers 107 is 4, and each of the detection chambers 107 is provided with a detection station 108 and a detection probe 110 for detecting the air tightness of the accessory. By arranging multiple detection chambers 107, multiple workpieces to be detected can be placed in the detection stations 108, synchronous detection is realized, and the detection efficiency is higher.

[0031] It is further explained that the workbench 105 is further provided with a fixed plate 111 for mounting the lifting module 101 and a plurality of fixed shafts 112, the lifting module 101 includes a movable plate, a cylinder 106 and a movable rod 116, the cylinder 106 is connected with the fixed plate 111, the movable rod 116 is connected with the movable plate and the cylinder 106 respectively, and the movable plate is fixedly connected with the sealing machine cover 113. Through the guide rail, the air tightness detection cabin 103 can be moved to facilitate placing the accessory in the detection chamber 107 when the accessory needs to be detected.

[0032] It is further explained that the air tightness detection cabin moves back and forth along the horizontal plane of the workbench 105 through the translation module 115, the translation module 115 includes a group of guide rails fixed on the workbench 105, and the air tightness detection cabin 103 is slidingly connected with the guide rails. The sealing machine cover 113 is separately arranged with the air tightness detection cabin 103, the sealing machine cover 113 moves up and down along the direction of the air tightness detection cabin 103 through the control module, and a sealing member is arranged at the connection between the sealing machine cover 113 and the air tightness detection cabin 103, so that a closed environment is formed in the air tightness detection cabin 103, thereby being beneficial to the air tightness detection of the accessory.

[0033] It is further explained that one side of the workbench 105 is provided with two symmetrically arranged fixed blocks 206, the fixed blocks 206 are embedded in the fixed seat 203, and the fixed seat 203 is connected with the fixed blocks 206 through the fixed bolts 204.

[0034] Further, the walking wheels 301 are arranged in a line on both sides of the mounting seat 202, the mounting groove 205 is further provided with a limiting hole, the connecting shaft 302 is provided with a locking member 303, the locking member 303 is composed of a spring and a movable sleeve, and the movable sleeve is provided with a limiting block at one end.

[0035] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A hood lifter inner tube air tightness detection device, characterized in that: The application relates to airtightness detection system, mounting mechanism and walking mechanism connected with the mounting mechanism, wherein the airtightness detection system comprises a workbench, a lifting module, an airtightness detection cabin arranged on the workbench and a translation module connected with the airtightness detection cabin; the airtightness detection cabin is provided with a positive pressure airtightness detection module and a negative pressure airtightness detection module; a plurality of independent detection chambers are formed in the airtightness detection cabin; and a sealing machine cover connected with the lifting module is further arranged on the airtightness detection cabin. The mounting mechanism comprises a mounting plate and a mounting seat; the mounting plate is connected with the mounting seat; the mounting seat is provided with a fixing seat for connecting the workbench; mounting grooves for connecting the walking mechanism are arranged on the two sides of the mounting seat; the walking mechanism comprises a plurality of walking wheels and connecting shafts connected with the walking wheels; the walking wheels are detachably arranged in the mounting grooves through the connecting shafts; the walking wheels are arranged in a linear mode on the two sides of the mounting seat; and the mounting grooves are further provided with limiting holes.

2. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: The positive pressure airtightness detection module comprises a plurality of inflation valves; the negative pressure airtightness detection module comprises a plurality of air exhaust valves; the inflation valves are symmetrically arranged on the sealing machine cover; and the air exhaust valves are symmetrically arranged on the bottom of the airtightness detection cabin.

3. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: The number of the detection chambers is four; a detection station for detecting the airtightness of a fitting and a detection probe are arranged in each detection chamber.

4. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: The workbench is further provided with a fixing plate for mounting the lifting module and a plurality of fixing shafts; the lifting module comprises a movable plate, a cylinder and a movable rod; the cylinder is connected with the fixing plate; the movable rod is connected with the movable plate and the cylinder respectively; and the movable plate is fixedly connected with the sealing machine cover.

5. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: The airtightness detection cabin reciprocally moves along the horizontal plane of the workbench through the translation module; the translation module comprises a group of guide rails fixed on the workbench; and the airtightness detection cabin is slidingly connected with the guide rails.

6. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: One side of the workbench is provided with two symmetrically arranged fixing blocks; the two fixing blocks are respectively embedded in the fixing seat; and a fixing bolt is arranged between the fixing seat and the fixing blocks.

7. A hood lifter inner tube air tightness detection device according to claim 1, characterized in that: A locking piece is arranged on the connecting shaft; the locking piece is composed of a spring and a movable sleeve; and a limiting block is arranged at one end of the movable sleeve.

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