CN214040519U - End cover sealing performance detection equipment for hydraulic pump - Google Patents
End cover sealing performance detection equipment for hydraulic pump Download PDFInfo
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- CN214040519U CN214040519U CN202120280447.4U CN202120280447U CN214040519U CN 214040519 U CN214040519 U CN 214040519U CN 202120280447 U CN202120280447 U CN 202120280447U CN 214040519 U CN214040519 U CN 214040519U
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Abstract
The utility model discloses an end cover sealing performance detection device for a hydraulic pump, which comprises a base, a clamping mechanism and a detection mechanism; base: the rear side of the upper surface of the pressure plate is provided with a force arm, an electric push rod is arranged in an installation hole at the upper end of the force arm, the lower end of the telescopic end of the electric push rod is provided with a pressure plate, and the lower surface of the pressure plate is fixedly connected with the upper surface of the installation plate through uniformly arranged pull rods; a clamping mechanism: the clamping device comprises a fixed chuck and a sliding chuck, wherein the fixed chuck is arranged on the front side of the lower surface of a mounting plate, and the sliding chuck is respectively in sliding connection with strip-shaped grooves symmetrically arranged in the middle of the mounting plate; the detection mechanism comprises: the bottom surface of the inner part of the water tank is arranged in the middle of the upper surface of the base; wherein: still include the PLC controller, this hydraulic pump is with end cover sealing performance check out test set makes things convenient for the quick clamp of end cover to get, improves the efficiency that detects, convenient operation, to the detection of end cover leakproofness convenient and fast more, the testing result is more reliable.
Description
Technical Field
The utility model relates to a hydraulic pump manufacturing technology field specifically is an end cover sealing performance check out test set for hydraulic pump.
Background
The hydraulic pump is a power element of a hydraulic system and is driven by an engine or a motor, oil is sucked from a hydraulic oil tank to form pressure oil to be discharged and sent to an element of an executing element, the hydraulic pump generally comprises a pump body, an end cover, an inner impeller and other mechanisms, the hydraulic pump generally needs to detect the performance of each part before assembly and forming, the detection of the end cover generally comprises appearance, size, sealing performance and the like, the sealing performance of the end cover directly influences the quality of the finished hydraulic pump, oil leakage of the finished hydraulic pump can be caused if the end cover is not tightly sealed, most of the traditional detection methods are water tightness detection, the end cover is inconvenient to clamp quickly, the detection efficiency is low, the detection on the sealing performance of the end cover is not convenient and quick enough, and the detection result is unreliable, so the end cover sealing performance detection equipment for the hydraulic pump is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an end cover sealing performance check out test set for hydraulic pump, make things convenient for the quick clamp of end cover to get, improve the efficiency that detects, convenient operation, to the detection convenient and fast more of end cover leakproofness, testing result is more reliable, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an end cover sealing performance detection device for a hydraulic pump comprises a base, a clamping mechanism and a detection mechanism;
base: the rear side of the upper surface of the pressure plate is provided with a force arm, an electric push rod is arranged in an installation hole at the upper end of the force arm, the lower end of the telescopic end of the electric push rod is provided with a pressure plate, and the lower surface of the pressure plate is fixedly connected with the upper surface of the installation plate through uniformly arranged pull rods;
a clamping mechanism: the clamping device comprises a fixed chuck and a sliding chuck, wherein the fixed chuck is arranged on the front side of the lower surface of a mounting plate, and the sliding chuck is respectively in sliding connection with strip-shaped grooves symmetrically arranged in the middle of the mounting plate;
the detection mechanism comprises: the bottom surface of the inner part of the water tank is arranged in the middle of the upper surface of the base;
wherein: still include the PLC controller, the PLC controller sets up in the upper surface of base, and external power source is connected to the input electricity of PLC controller, and PLC controller's output is connected to electric putter's input electricity, makes things convenient for the quick clamp of end cover to get, improves the efficiency that detects, and convenient operation is convenient and fast more to the detection of end cover leakproofness, and the testing result is more reliable.
Further, fixture still includes depression bar and branch, branch rotates respectively to be connected in the relative medial surface of two baffles that mounting panel upper surface front end symmetry set up, and the rear end of depression bar rotates with the upper end opening part of slip chuck to be connected, and the middle part of depression bar rotates to be connected in the clearance department of two branches, and the front end of depression bar rotates to be connected with the buckle, and the leading flank middle part of mounting panel is provided with the draw-in groove with buckle complex, makes things convenient for the quick clamp of end cover to get, improves the efficiency that detects.
Furthermore, detection mechanism includes the slide cartridge, the slide cartridge sets up in the inside bottom surface of water tank, and the inside of slide cartridge is provided with the spring, the upper end of spring and detection tool's bottom surface fixed connection, and detection tool and slide cartridge sliding connection, convenient operation, detection to the end cover leakproofness convenient and fast more.
Furthermore, a water groove is formed in the upper end of the inner arc surface of the sliding cylinder, and therefore short circuit of an internal circuit is prevented.
Further, the inside bottom surface of detection tool is provided with pressure sensor, and the opening part that detection tool lower extreme set up installs respectively and admits air the hose and give vent to anger the hose, admits air the hose and all runs through the bottom surface of water tank and the roof of base with the hose of giving vent to anger, and the end play of the hose of giving vent to anger is provided with the snuffle valve, and PLC controller's input is connected to pressure sensor's output electricity, and the testing result is more reliable.
Compared with the prior art, the beneficial effects of the utility model are that: this end cover sealing performance check out test set for hydraulic pump has following benefit:
1. the utility model discloses a clamp plate, including the installation board, the installation board is provided with the clamping head, the clamping head is provided with a clamping head, the clamping head, and the clamping head, and the clamping head, and the clamping head, and the clamping head, and clamping head, the clamping head, and clamping head, the clamping head, and the clamping head, the clamping head.
2. The pressure plate drives the end cover installed at the lower end to move downwards, the end cover is installed at the upper end of the detection jig on the bottom surface inside the water tank in a matched mode, the end cover continues to move downwards, the detection jig slides downwards along the sliding cylinder, the spring contracts until the end cover is completely immersed into the water inside the water tank, the water tank is static until the water level is calm, an external air source introduces air into the detection jig through the air inlet hose, whether bubbles are generated on the water level is observed, if the bubbles are generated, the end cover is not tightly sealed and air leaks, otherwise, the water tank is qualified, when the water tank can prevent the sealing from being not tightly sealed, water seeps into the detection jig to cause short circuit of internal electric appliances, the pressure sensor can detect the air pressure inside the detection jig in real time, whether the internal sealing is tight is judged, after the detection is finished, the air in the detection jig is discharged through the air outlet valve at the end of the air outlet hose, and the electric push rod works to drive the end cover to move upwards and take down, the operation is convenient, the detection on the sealing performance of the end cover is more convenient and quicker, and the detection result is more reliable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal cross-sectional structure of the present invention;
fig. 3 is a schematic view of a partial cross-sectional view of the clamping structure of the present invention.
In the figure: the device comprises a base 1, a clamping mechanism 2, a pressing rod 21, a buckle 22, a supporting rod 23, a fixed clamping head 24, a sliding clamping head 25, a detection mechanism 3, a water tank 31, a detection jig 32, a sliding cylinder 33, a spring 34, a force arm 4, an electric push rod 5, a pressing plate 6, a mounting plate 7, a water tank 8, an air inlet hose 9, an air outlet hose 10, an air release valve 11, a pressure sensor 12 and a PLC (programmable logic controller) 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an end cover sealing performance detection device for a hydraulic pump comprises a base 1, a clamping mechanism 2 and a detection mechanism 3;
base 1: the rear side of the upper surface of the electric push rod is provided with a force arm 4, an electric push rod 5 is arranged in an upper end mounting hole of the force arm 4, the lower end of a telescopic end of the electric push rod 5 is provided with a pressing plate 6, the lower surface of the pressing plate 6 is fixedly connected with the upper surface of a mounting plate 7 through uniformly arranged pull rods to provide a mounting place for an upper structure, and the electric push rod 5 provides driving force for mounting an end cover;
the clamping mechanism 2: the clamping mechanism 2 comprises a fixed chuck 24 and a sliding chuck 25, wherein the fixed chuck 24 is arranged on the front side of the lower surface of the mounting plate 7, the sliding chuck 25 is respectively in sliding connection with a strip-shaped groove symmetrically arranged in the middle of the mounting plate 7, the clamping mechanism 2 further comprises a pressure lever 21 and a support rod 23, the support rod 23 is respectively and rotatably connected with the opposite inner side surfaces of two baffles symmetrically arranged at the front end of the upper surface of the mounting plate 7, the rear end of the pressure lever 21 is rotatably connected with an opening at the upper end of the sliding chuck 25, the middle part of the pressure lever 21 is rotatably connected with a gap between the two support rods 23, the front end of the pressure lever 21 is rotatably connected with a buckle 22, the middle part of the front side surface of the mounting plate 7 is provided with a clamping groove matched with the buckle 22, the front end of the pressure lever 21 rotatably connected with the opening at the upper end of the sliding chuck 25 is pressed downwards, under the supporting action of the support rod 23 at the middle part of the pressure lever 21, the sliding chuck 25 at the rear end slides forwards and is matched with the fixed chuck 24 to clamp an end cover to be detected, then, a buckle 22 at the front end of the pressure lever 21 is clamped in a clamping groove at the front side of the mounting plate 7 to fix the pressure lever 21, so that the end cover can be clamped quickly, and the detection efficiency is improved;
the detection mechanism 3: the detection mechanism 3 comprises a sliding barrel 33, the sliding barrel 33 is arranged on the inner bottom surface of the water tank 8, a spring 34 is arranged inside the sliding barrel 33, the upper end of the spring 34 is fixedly connected with the bottom surface of a detection jig 32, the detection jig 32 is in sliding connection with the sliding barrel 33, a water tank 31 is arranged at the upper end of the inner arc surface of the sliding barrel 33, a pressure sensor 12 is arranged on the inner bottom surface of the detection jig 32, an air inlet hose 9 and an air outlet hose 10 are respectively arranged at an opening arranged at the lower end of the detection jig 32, the air inlet hose 9 and the air outlet hose 10 both penetrate through the bottom surface of the water tank 8 and the top wall of the base 1, an air release valve 11 is arranged at the end outlet of the air outlet hose 10, a pressing plate 6 drives an end cover mounted at the lower end to move downwards, the end cover is matched with the upper end of the detection jig 32 arranged on the inner bottom surface of the water tank 8, and the end cover continues to move downwards, at this time, the detection tool 32 slides downwards along the sliding cylinder 33, the spring 34 contracts until the end cover is completely submerged in the water tank 8, when the water surface is still, an external air source introduces air into the detection jig 32 through the air inlet hose 9 to observe whether bubbles are generated on the water surface, if bubbles are generated, the sealing at the end cover is not tight, and gas leaks, otherwise, the sealing is qualified, and when the water tank 31 can prevent the sealing from being poor, when water penetrates into the detection tool 32 to cause short circuit of internal electrical appliances, the pressure sensor 12 can detect the air pressure inside the detection tool 32 in real time, therefore, whether the internal sealing is tight is judged, after the detection is finished, the gas in the detection jig 32 is discharged through the gas release valve 11 at the end of the gas outlet hose 10, and the electric push rod 5 works to drive the end cover to move up and down, so that the operation is convenient, the detection on the sealing performance of the end cover is more convenient and rapid, and the detection result is more reliable;
wherein: still include PLC controller 13, PLC controller 13 sets up in the upper surface of base 1, and external power source is connected to PLC controller 13's input electricity, and PLC controller 13's output is connected to electric putter 5's input electricity, and PLC controller 13's input is connected to pressure sensor 12's output electricity, guarantees each structural circuit's normal operating.
When in use: the front end of a pressure lever 21 rotatably connected with an opening at the upper end of a sliding chuck 25 is pressed downwards, under the supporting action of a support rod 23 in the middle of the pressure lever 21, the sliding chuck 25 at the rear end slides forwards and is matched with a fixed chuck 24 to clamp an end cover to be detected, then a buckle 22 at the front end of the pressure lever 21 is clamped in a clamping groove in the front side of a mounting plate 7 to fix the pressure lever 21, a PLC (programmable logic controller) 13 controls an electric push rod 5 mounted at the upper end of a force arm 4 to work, a pressure plate 6 drives the end cover mounted at the lower end to move downwards, the end cover is matched with the upper end of a detection jig 32 at the bottom surface in a water tank 8, the end cover continues to move downwards, the detection jig 32 slides downwards along a sliding cylinder 33 at the moment, a spring 34 contracts until the end cover is completely immersed in the water tank 8 and is calm to the water surface, an external air source introduces air into the detection jig 32 through an air inlet hose 9 to observe whether bubbles are generated on the water surface, if the bubbles are generated, it is indicated that the end cover is not tightly sealed, gas leakage exists, otherwise, the water tank 31 is qualified, when the water tank 31 can prevent the sealing from being not tightly sealed, the water permeates into the interior of the detection jig 32 to cause short circuit of the internal electrical appliance, the pressure sensor 12 can detect the air pressure inside the detection jig 32 in real time, so as to judge whether the internal sealing is tightly sealed, the gas inside the detection jig 32 is discharged through the air release valve 11 at the end of the air outlet hose 10 after the detection is completed, and the electric push rod 5 works to drive the end cover to move up and take down.
It is to be noted that the electric putter 5 disclosed in this embodiment may be an electric putter of yao electric putter factory model number DYTP1000 available from wuxi, the pressure sensor 12 may be a pressure sensor of ASDX005D44R available from shenzhen, yinje, electronics technologies ltd, the specific model number of the PLC controller 13 is siemens S7-200, and the PLC controller 13 controls the electric putter 5 and the pressure sensor 12 to operate by a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an end cover sealing performance check out test set for hydraulic pump which characterized in that: comprises a base (1), a clamping mechanism (2) and a detection mechanism (3);
base (1): the rear side of the upper surface of the pressure plate is provided with a force arm (4), an electric push rod (5) is arranged in an upper end mounting hole of the force arm (4), the lower end of a telescopic end of the electric push rod (5) is provided with a pressure plate (6), and the lower surface of the pressure plate (6) is fixedly connected with the upper surface of a mounting plate (7) through uniformly arranged pull rods;
clamping mechanism (2): the clamp comprises a fixed clamp (24) and a sliding clamp (25), wherein the fixed clamp (24) is arranged on the front side of the lower surface of a mounting plate (7), and the sliding clamp (25) is respectively in sliding connection with strip-shaped grooves symmetrically arranged in the middle of the mounting plate (7);
detection mechanism (3): the bottom surface of the inner part of the water tank (8) is arranged in the middle of the upper surface of the base (1);
wherein: still include PLC controller (13), PLC controller (13) set up in the upper surface of base (1), and external power source is connected to the input electricity of PLC controller (13), and the output of PLC controller (13) is connected to the input electricity of electric putter (5).
2. The end cover sealing performance detection apparatus for a hydraulic pump according to claim 1, characterized in that: fixture (2) still include depression bar (21) and branch (23), branch (23) rotate respectively and connect in the relative medial surface of two baffles that mounting panel (7) upper surface front end symmetry set up, the rear end of depression bar (21) rotates with the upper end opening part of slip chuck (25) to be connected, the middle part of depression bar (21) rotates to be connected in the clearance department of two branch (23), the front end of depression bar (21) rotates and is connected with buckle (22), the leading flank middle part of mounting panel (7) be provided with buckle (22) complex draw-in groove.
3. The end cover sealing performance detection apparatus for a hydraulic pump according to claim 1, characterized in that: the detection mechanism (3) comprises a sliding barrel (33), the sliding barrel (33) is arranged on the inner bottom surface of the water tank (8), a spring (34) is arranged inside the sliding barrel (33), the upper end of the spring (34) is fixedly connected with the bottom surface of the detection jig (32), and the detection jig (32) is connected with the sliding barrel (33) in a sliding mode.
4. The end cover sealing performance detection apparatus for a hydraulic pump according to claim 3, characterized in that: and a water tank (31) is arranged at the upper end of the inner arc surface of the sliding cylinder (33).
5. The end cover sealing performance detection apparatus for a hydraulic pump according to claim 3, characterized in that: the inside bottom surface of detection tool (32) is provided with pressure sensor (12), and the opening part that detection tool (32) lower extreme set up installs respectively and admits air hose (9) and give vent to anger hose (10), and admit air hose (9) and give vent to anger hose (10) all run through the bottom surface of water tank (8) and the roof of base (1), and the end play of giving vent to anger hose (10) is provided with air escape valve (11), and the input of PLC controller (13) is connected to the output electricity of pressure sensor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120280447.4U CN214040519U (en) | 2021-02-01 | 2021-02-01 | End cover sealing performance detection equipment for hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120280447.4U CN214040519U (en) | 2021-02-01 | 2021-02-01 | End cover sealing performance detection equipment for hydraulic pump |
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| Publication Number | Publication Date |
|---|---|
| CN214040519U true CN214040519U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120280447.4U Active CN214040519U (en) | 2021-02-01 | 2021-02-01 | End cover sealing performance detection equipment for hydraulic pump |
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| Country | Link |
|---|---|
| CN (1) | CN214040519U (en) |
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2021
- 2021-02-01 CN CN202120280447.4U patent/CN214040519U/en active Active
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