CN111504622B - Automobile air conditioner compressor electric control valve calibration machine - Google Patents
Automobile air conditioner compressor electric control valve calibration machine Download PDFInfo
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- CN111504622B CN111504622B CN202010324568.4A CN202010324568A CN111504622B CN 111504622 B CN111504622 B CN 111504622B CN 202010324568 A CN202010324568 A CN 202010324568A CN 111504622 B CN111504622 B CN 111504622B
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- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention discloses an electric control valve calibration machine of an automobile air conditioner compressor, which comprises a bearing box, wherein a valve seat is arranged on the upper surface of the bearing box, an inner cavity is arranged in the valve seat, two air outlet channels are arranged in the valve seat, the air outlet ends of the air outlet channels are connected with an air outlet pipe, and the end part of the air outlet pipe is connected with an air flow sensor; a fixed plate is arranged at the top in the bearing box, an air pump is arranged on the bottom surface of the fixed plate, and an air outlet end of the air pump is connected with an air injection pipe; the bearing box is characterized in that a bearing plate is arranged on the upper surface of the bearing box, a pressing cylinder is arranged on the upper surface of the bearing plate, an output end of the pressing cylinder is connected with an elastic telescopic rod, a telescopic end of the elastic telescopic rod is connected with a lifting plate, and a power-on connector is arranged on the bottom surface of the lifting plate. Has the advantages that: the electric control valve can be automatically pressed and fixed in the valve seat, automatic calibration is carried out, and the efficiency is high; the electric control valve cannot shake in the calibration process, calibration is accurate, and the using effect is good.
Description
Technical Field
The invention relates to the technical field of electronic control valve calibration, in particular to an electronic control valve calibration machine of an automobile air conditioner compressor.
Background
The electric control valve is an important part of an automobile air-conditioning compressor, is mainly used for adjusting an air path, and the quality of the electric control valve directly influences the normal work of the compressor, so that the electric control valve needs to be calibrated. However, at present, the calibration of the electric control valve is mainly performed manually by a detection person, the electric control valve needs to be manually compressed and fixed inside the valve seat, the compression effect is not ideal, the electromagnetic valve is easy to shake, and the calibration effect is influenced.
Disclosure of Invention
The invention aims to solve the problems, and provides an electric control valve calibration machine for an automobile air conditioner compressor, so as to solve the technical problems that in the prior art, the calibration of the electric control valve is mainly performed manually by a detection person, the electric control valve needs to be pressed and fixed in a valve seat manually, the pressing effect is not ideal, the electromagnetic valve is easy to shake, and the calibration effect is influenced. According to the technical scheme, the electric control valve can be automatically pressed and fixed in the valve seat, automatic calibration is performed, and the efficiency is high; the electronic control valve cannot shake in the calibration process, the calibration is accurate, the use effect is good, and the like, and the details are explained below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an electric control valve calibration machine of an automobile air-conditioning compressor, which comprises a bearing box, wherein a protective cover is arranged on the upper surface of the bearing box, and a control box is arranged at the upper part of the protective cover; the upper surface of the bearing box is provided with a through hole in a penetrating manner, the upper surface of the bearing box is provided with a valve seat, the valve seat corresponds to the through hole, an inner cavity for inserting an electric control valve is arranged in the valve seat, two air outlet channels are arranged in the valve seat, the two air outlet channels are communicated with the inner cavity and respectively correspond to two air outlet holes of the electric control valve, air outlet ends of the two air outlet channels are connected with air outlet pipes, the end parts of the air outlet pipes are connected with an air flow sensor, and the air flow sensor is electrically connected with the control box;
a fixed plate is mounted at the top in the bearing box through a stand column, an air pump is mounted on the bottom surface of the fixed plate and electrically connected with the control box, and an air outlet end of the air pump is connected with an air injection pipe which penetrates through the through hole and is connected with the inner cavity;
the utility model discloses a power supply device, including bearing box, bearing box upper surface has the loading board through the stand, surface mounting has down the air cylinder on the loading board, down the air cylinder with the control box electricity is connected, the output of air cylinder is vertical downwards and be connected with elastic telescopic rod down, elastic telescopic rod's the vertical downwards just is connected with the lifter plate of flexible end, the lifter plate surface mounting has the circular telegram to connect, circular telegram connect with the circular telegram end grafting cooperation of automatically controlled valve and with the control box electricity is connected for impress automatically controlled valve interior intracavity portion and to the power supply of automatically controlled valve.
Adopt above-mentioned vehicle air conditioner compressor automatically controlled valve calibration machine, when carrying out the calibration of automatically controlled valve, insert the automatically controlled valve inside the cavity, the rubber circle in the automatically controlled valve outside with interior cavity forms an air injection chamber and two air outlet cavity, the air injection chamber with the gas injection pipe is linked together, air outlet cavity with air outlet channel is linked together, the air cylinder that pushes down passes through the elasticity telescopic link drives the lifter plate descends, makes the circular telegram connect and the circular telegram end grafting cooperation of automatically controlled valve, realizes the electricity of automatically controlled valve with the control box is connected, through the work of control box control automatically controlled valve and air pump, the air pump passes through the gas injection pipe to the inside gas injection of air injection cavity, along with the work of automatically controlled valve, the gas of automatically controlled valve exhaust is intermittent and passes through two alternately air outlet channel and two air outlet duct discharge, detects the discharge gas flow through air flow sensor, the calibration of the electric control valve is realized; the device can realize automatic compression and calibration of the electric control valve, and has high efficiency; the elasticity of the elastic telescopic rod is utilized to press the power-on connector downwards, so that the power-on connector is stably connected with the electric control valve in an inserting mode, the stable power-on of the electric control valve is guaranteed, meanwhile, the stability of the electric control valve in the inner cavity is guaranteed, the calibration accuracy is guaranteed, and the use effect is good.
As preferred, the elasticity telescopic link is including fixed pipe, the sealed bottom opening in fixed pipe upper end, the sealed end of fixed pipe with the output of air cylinder is connected down, the deflector is installed to fixed pipe open end, the deflector surface runs through and is provided with the guiding hole, the inside slidable mounting of guiding hole has the lifter, the lifter bottom with the lifter is connected, the lifter upper end stretch into with fixed intraduct just is connected with the lifter, the lifter with be connected with pressure spring between the fixed pipe sealed end.
Preferably, the cross sections of the lifting rod and the guide hole are square, and the lifting rod is in clearance fit with the guide hole.
Preferably, the surface of the bearing plate is nested with a guide sleeve, the guide sleeve penetrates through the bearing plate, the upper surface of the lifting plate is connected with a guide post, and the guide post is in clearance fit with the guide sleeve.
Preferably, the end part of the air outlet pipe is formed with an external thread pipe, and the external thread pipe is in threaded connection with the air outlet channel.
Preferably, the outer diameter of the external thread pipe is smaller than that of the air outlet pipe, and a rubber ring is sleeved on the outer side of the external thread pipe.
Has the advantages that: 1. the electric control valve can be automatically pressed and fixed in the valve seat, automatic calibration is carried out, and the efficiency is high;
2. the electric control valve cannot shake in the calibration process, calibration is accurate, and the using effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front cross-sectional partial schematic view of FIG. 1;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of the elastic telescopic rod;
fig. 5 is a schematic structural view of the outlet pipe.
The reference numerals are explained below:
1. a carrying case; 101. a protective cover; 102. a through hole; 2. a carrier plate; 3. a control box; 4. pressing down the air cylinder; 5. a lifting plate; 6. an electrical connection; 7. a valve seat; 701. an inner cavity; 702. an air outlet channel; 8. an air pump; 9. a gas injection pipe; 10. a fixing plate; 11. an elastic telescopic rod; 1101. a fixed tube; 1102. a compression spring; 1103. a lifting block; 1104. a guide plate; 1105. a lifting rod; 1106. a guide hole; 12. a guide sleeve; 13. a guide post; 14. an air outlet pipe; 1401. an externally threaded tube; 1402. a rubber ring; 15. an air flow sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1 to 5, the invention provides a calibration machine for an electric control valve of an automobile air-conditioning compressor, which comprises a bearing box 1, wherein a protective cover 101 is arranged on the upper surface of the bearing box 1, and a control box 3 is arranged on the upper part of the protective cover 101; the upper surface of the bearing box 1 is provided with a through hole 102 in a penetrating manner, the upper surface of the bearing box 1 is provided with a valve seat 7, the valve seat 7 corresponds to the through hole 102, an inner cavity 701 for inserting an electric control valve is arranged inside the valve seat 7, two air outlet channels 702 are arranged inside the valve seat 7, the two air outlet channels 702 are both communicated with the inner cavity 701 and respectively correspond to two air outlet holes of the electric control valve, the air outlet ends of the two air outlet channels 702 are both connected with an air outlet pipe 14, the end part of the air outlet pipe 14 is connected with an air flow sensor 15, and the air flow sensor 15 is electrically connected with the control box 3;
a fixing plate 10 is installed at the top in the bearing box 1 through a vertical column, an air pump 8 is installed on the bottom surface of the fixing plate 10, the air pump 8 is electrically connected with the control box 3, an air outlet end of the air pump 8 is connected with an air injection pipe 9, and the air injection pipe 9 penetrates through the through hole 102 and is connected with the inner cavity 701;
bearing box 1 upper surface has loading board 2 through the column mouting, 2 surface mounting of loading board has down air cylinder 4, down air cylinder 4 is connected with control box 3 electricity, down air cylinder 4's output is vertical downwards and be connected with elastic telescopic rod 11, elastic telescopic rod 11's flexible end is vertical downwards and be connected with lifter plate 5, power-on joint 6 is installed to lifter plate 5 bottom surface, power-on joint 6 is pegged graft the cooperation and is connected with 3 electricity with the power-on end of automatically controlled valve, be used for with the automatically controlled valve impress interior cavity 701 inside and to the power supply of automatically controlled valve.
As an optional embodiment, the elastic telescopic rod 11 includes a fixed tube 1101, the upper end of the fixed tube 1101 is sealed and has an open bottom, the sealed end of the fixed tube 1101 is connected with the output end of the down-pressing cylinder 4, a guide plate 1104 is installed at the open end of the fixed tube 1101, a guide hole 1106 is formed in the surface of the guide plate 1104 in a penetrating manner, a lifting rod 1105 is installed inside the guide hole 1106 in a sliding manner, the bottom end of the lifting rod 1105 is connected with the lifting plate 5, the upper end of the lifting rod 1105 extends into the fixed tube 1101 and is connected with a lifting block 1103, and a compression spring 1102 is connected between the lifting block 1103 and the sealed end of the fixed tube 1101, so that the lifting block 1103 drives the lifting rod 1105 to lift inside the fixed tube 1101 by the elasticity of the compression spring 1102, and elastic telescopic rod 11 is elastically stretched.
The cross sections of the lifting rod 1105 and the guide hole 1106 are both square, and the lifting rod 1105 is in clearance fit with the guide hole 1106, so that the lifting rod 1105 can be prevented from rotating in the guide hole 1106, the lifting plate 5 can be prevented from rotating, and the accurate correspondence between the power-on joint 6 and the power-on end of the electric control valve can be ensured.
Bearing board 2 surperficial nested has uide bushing 12, and uide bushing 12 runs through bearing board 2, and 5 upper surface of lifter plate is connected with guide post 13, and guide post 13 and 12 clearance fit of uide bushing set up like this and carry out spacing direction through guide post 13 and uide bushing 12, help guaranteeing that lifter plate 5 goes up and down steadily.
An external thread pipe 1401 is formed at the end part of the air outlet pipe 14, and the external thread pipe 1401 is in threaded connection with the air outlet channel 702, so that the air outlet pipe 14 can be conveniently disassembled and assembled during conveying.
The outer diameter of the outer threaded pipe 1401 is smaller than the outer diameter of the air outlet pipe 14, and the rubber ring 1402 is sleeved on the outer side of the outer threaded pipe 1401, so that when the outer threaded pipe 1401 is screwed into the air outlet channel 702, the rubber ring 1402 is pressed on the bottom surface of the valve seat 7 through the air outlet pipe 14, the sealing effect between the outer threaded pipe 1401 and the air outlet channel 702 is improved through the rubber ring 1402, air leakage is prevented, and calibration accuracy is guaranteed.
By adopting the structure, when the electric control valve is calibrated, the electric control valve is inserted into the inner cavity 701, the rubber ring 1402 outside the electric control valve and the inner cavity 701 form an air injection cavity and two air outlet cavities, the air injection cavity is communicated with the air injection pipe 9, the air outlet cavities are communicated with the air outlet channels 702, the lower air cylinder 4 drives the lifting plate 5 to descend through the elastic telescopic rod 11, so that the power-on connector 6 is in plug fit with the power-on end of the electric control valve, the electric connection between the electric control valve and the control box 3 is realized, the electric control valve and the air pump 8 are controlled to work through the control box 3, the air pump 8 injects air into the air injection cavity through the air injection pipe 9, along with the work of the electric control valve, the gas discharged by the electric control valve is intermittently and alternately discharged through the two air outlet channels 702 and the two air outlet pipes 14, the flow of the discharged gas is detected through the air flow sensor 15, and the calibration of the electric control valve is realized; the device can realize automatic compression and calibration of the electric control valve, and has high efficiency; utilize elasticity of elasticity telescopic link 11 to push down power-on joint 6, make power-on joint 6 and automatically controlled valve peg graft firmly, guarantee that automatically controlled valve is electrified steadily, guarantee the stability of automatically controlled valve including cavity 701 is inside simultaneously, help guaranteeing the accuracy of demarcation, excellent in use effect.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (3)
1. Automatically controlled valve calibration machine of vehicle air conditioner compressor, its characterized in that: the device comprises a bearing box (1), wherein a protective cover (101) is arranged on the upper surface of the bearing box (1), and a control box (3) is arranged on the upper part of the protective cover (101); the air inlet valve is characterized in that a through hole (102) penetrates through the upper surface of the bearing box (1), a valve seat (7) is installed on the upper surface of the bearing box (1), the valve seat (7) corresponds to the through hole (102), an inner cavity (701) for inserting an electric control valve is arranged inside the valve seat (7), two air outlet channels (702) are arranged inside the valve seat (7), the two air outlet channels (702) are communicated with the inner cavity (701) and respectively correspond to the two air outlet holes of the electric control valve, air outlet ends of the two air outlet channels (702) are connected with air outlet pipes (14), the end parts of the air outlet pipes (14) are connected with air flow sensors (15), and the air flow sensors (15) are electrically connected with the control box (3);
a fixing plate (10) is installed at the top of the inside of the bearing box (1) through a stand column, an air pump (8) is installed on the bottom surface of the fixing plate (10), the air pump (8) is electrically connected with the control box (3), an air outlet end of the air pump (8) is connected with an air injection pipe (9), and the air injection pipe (9) penetrates through the through hole (102) and is connected with the inner cavity (701);
the upper surface of the bearing box (1) is provided with a bearing plate (2) through an upright post, the upper surface of the bearing plate (2) is provided with a down-pressing cylinder (4), the down-pressing cylinder (4) is electrically connected with the control box (3), the output end of the down-pressing cylinder (4) is vertically downward and is connected with an elastic telescopic rod (11), the telescopic end of the elastic telescopic rod (11) is vertically downward and is connected with a lifting plate (5), the bottom surface of the lifting plate (5) is provided with an electrified joint (6), the electrified joint (6) is in plug fit with the electrified end of an electric control valve and is electrically connected with the control box (3) and is used for pressing the electric control valve into the inner cavity (701) and supplying power to the electric control valve;
the elastic telescopic rod (11) comprises a fixed pipe (1101), the upper end of the fixed pipe (1101) is sealed and provided with an opening at the bottom end, the sealed end of the fixed pipe (1101) is connected with the output end of the downward pressing cylinder (4), a guide plate (1104) is installed at the opening end of the fixed pipe (1101), a guide hole (1106) penetrates through the surface of the guide plate (1104), a lifting rod (1105) is installed inside the guide hole (1106) in a sliding mode, the bottom end of the lifting rod (1105) is connected with the lifting plate (5), the upper end of the lifting rod (1105) extends into the fixed pipe (1101) and is connected with a lifting block (1103), and a compression spring (1102) is connected between the lifting block (1103) and the sealed end of the fixed pipe (1101);
an external thread pipe (1401) is formed at the end part of the air outlet pipe (14), and the external thread pipe (1401) is in threaded connection with the air outlet channel (702);
the outer diameter of the external thread pipe (1401) is smaller than that of the air outlet pipe (14), and a rubber ring (1402) is sleeved on the outer side of the external thread pipe (1401).
2. The calibration machine for the electric control valve of the automobile air-conditioning compressor as claimed in claim 1, wherein: the cross sections of the lifting rod (1105) and the guide hole (1106) are both square, and the lifting rod (1105) is in clearance fit with the guide hole (1106).
3. The calibration machine for the electric control valve of the automobile air-conditioning compressor as claimed in claim 1, wherein: bearing plate (2) surface nestification has uide bushing (12), uide bushing (12) run through bearing plate (2), lifter plate (5) upper surface is connected with guide post (13), guide post (13) with uide bushing (12) clearance fit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324568.4A CN111504622B (en) | 2020-04-23 | 2020-04-23 | Automobile air conditioner compressor electric control valve calibration machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324568.4A CN111504622B (en) | 2020-04-23 | 2020-04-23 | Automobile air conditioner compressor electric control valve calibration machine |
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| CN111504622A CN111504622A (en) | 2020-08-07 |
| CN111504622B true CN111504622B (en) | 2022-01-07 |
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| CN202010324568.4A Active CN111504622B (en) | 2020-04-23 | 2020-04-23 | Automobile air conditioner compressor electric control valve calibration machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117723228B (en) * | 2023-11-10 | 2024-04-19 | 广州市柏琳汽车零件制造有限公司 | Air tightness detection equipment for valve group of automobile air conditioner compressor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211696920U (en) * | 2020-04-23 | 2020-10-16 | 益阳市科惠汽配有限公司 | Automobile air conditioner compressor electric control valve calibration machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2239027Y (en) * | 1995-09-22 | 1996-10-30 | 北京燕山石油化工公司化工一厂 | Detector for safety valve |
| CN202255793U (en) * | 2011-09-08 | 2012-05-30 | 天津银河阀门有限公司 | Butterfly valve sealing property tester |
| DE102016209390A1 (en) * | 2016-05-31 | 2017-11-30 | Robert Bosch Gmbh | Method and device for leakage testing of a fuel injection valve of an internal combustion engine |
| CN205879480U (en) * | 2016-07-22 | 2017-01-11 | 成都秦川科技发展有限公司 | Gas table valve gap, valve seat seal nature detection device |
| CN206982085U (en) * | 2017-07-10 | 2018-02-09 | 浙江双良汽车零部件有限公司 | A kind of delivery valve detects hot-riveting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211696920U (en) * | 2020-04-23 | 2020-10-16 | 益阳市科惠汽配有限公司 | Automobile air conditioner compressor electric control valve calibration machine |
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