A special machine for oil pressure testing

Abstract

The present invention relates to a special machine for oil pressure testing, which belongs to the field of filter detection equipment. The machine comprises a square frame, an alarm light, a display screen assembly, a servo driver, a feeding conveyor line assembly, a discharging conveyor line assembly, a transfer table, a test fixture assembly, an oil pressure gauge, an operation button, an electric control cabinet and a frame sealing plate. The middle part of the square frame is provided with a feeding conveyor line assembly, a test fixture assembly and a discharging conveyor line assembly. The test fixture assembly is arranged between the feeding conveyor line assembly and the discharging conveyor line assembly. A transfer table is arranged above the test fixture assembly, an alarm light and a frame sealing plate are arranged on the transfer table, an oil pressure gauge, an operation button and an electric control cabinet are arranged below the test fixture assembly, and a servo driver and a display screen are arranged on one side of the feeding conveyor line assembly. The present invention has the advantages of simple operation, convenience and speed. No manual handling is required during the test process, only the feeding line needs to be placed, which greatly reduces the labor intensity of the operator and enables the operator to produce continuously and effectively. The production efficiency is improved. It can be applied to the pressure test of products of different models. No cumbersome switching adjustment is required, which also promotes the improvement of production efficiency. The operation is safe and has no danger. The original operation may cause unsafe factors such as explosion. This invention greatly increases the distance between the operator and the operating table, reducing the possibility of accidents.

Description

Technical Field

[0001] The invention relates to a special machine for oil pressure testing, belonging to the field of filter testing equipment. Background Art

[0002] Ordinary oil pressure testing requires manual sealing of the oil port of the filter, leaving only one oil inlet to pump the oil from the hydraulic pump into the filter, and testing whether the filter leaks under a fixed oil pressure. The workers have long working hours and high labor intensity, and they need to perform repetitive and high-intensity work continuously. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned shortcomings and provide a special machine for oil pressure testing to realize automation of the testing process, reduce work intensity and improve work efficiency.

[0004] According to the technical solution provided by the present invention, a special machine for oil pressure testing includes a square frame, an alarm light, a display screen assembly, a servo driver, a loading conveyor line assembly, a unloading conveyor line assembly, a transfer table, a test fixture assembly, an oil pressure gauge, an operation button, an electric control cabinet and a frame cover plate. The middle part of the square frame is provided with a loading conveyor line assembly, a test fixture assembly and a unloading conveyor line assembly, the test fixture assembly is arranged between the loading conveyor line assembly and the unloading conveyor line assembly, a transfer table is arranged above the test fixture assembly, an alarm light and a frame cover plate are arranged on the transfer table, an oil pressure gauge, an operation button and an electric control cabinet are arranged below the test fixture assembly, a servo driver and a display screen are arranged on one side of the loading conveyor line assembly, the servo driver is used to drive the operation of the loading conveyor line assembly, and the display screen assembly is used to feedback the oil pressure test result of the test fixture assembly.

[0005] As a further improvement of the present invention, the test fixture assembly includes a workpiece placement plate, a workpiece platform plate, a first workpiece support seat, a second workpiece support seat, a first bottom plate, an oil plug module assembly and an oil injection module assembly, the bottom plate is fixed in the square frame, the first bottom plate is fixed with a first workpiece support seat in the middle, the second workpiece support seat is fixed on the first working support, a workpiece platform plate is fixed on the second workpiece support seat, a workpiece placement plate is screwed on the upper part of the workpiece platform plate, and the workpiece placement plate is used to carry the test workpiece;

[0006] An oil plug module assembly and an oil injection module assembly are respectively arranged at both ends of the workpiece placement plate, and the oil plug module assembly and the oil injection module assembly are respectively screwed to the first bottom plate.

[0007] As a further improvement of the present invention, the oil injection module assembly includes a second handle, a second turntable, a second top mounting plate, a second support plate, a second support mounting plate, a second screw rod, a second adjustment connecting plate, a second adjustment mounting connecting plate, a second locking nut, a second adjustment upper plate, a limit mounting plate, a limit support plate, a second adjustment lower plate, a mounting base plate, an oil injection connecting pipe and an oil injection block, the mounting base plate is provided with a support plate and an adjustment lower plate, the second adjustment upper plate is fixedly provided with a second adjustment lower plate, the second adjustment mounting connecting plate is provided with a second adjustment upper plate, the upper part of the second adjustment mounting connecting plate is provided with a second adjustment connecting plate, the second screw rod runs through the second adjustment connecting plate, the two ends of the second screw rod are respectively provided with second locking nuts, and the second locking nuts are respectively provided at the two ends of the second adjustment connecting plate;

[0008] A second top mounting plate is disposed on the top of the second support plate, the second screw rod passes through the second top mounting plate, a second turntable is disposed on the top of the second screw rod, and a second handle is disposed on the top of the second turntable;

[0009] The second adjusting lower plate is provided with two limit plates, the sides of the limit plates are provided with limit support plates, and an oil injection block is provided between the limit plates.

[0010] As a further improvement of the present invention, a mounting support plate is provided on the side of the second support plate.

[0011] As a further improvement of the present invention, the oil filling block is threadedly connected to the limiting plate.

[0012] As a further improvement of the present invention, the oil plug module assembly includes a first handle, a first turntable, a first top mounting plate, a first support plate, a first adjustment upper plate, a first adjustment connecting plate, a first adjustment mounting connecting plate, a first locking nut, an oil cylinder, an oil seal block, a sealing gasket, a guide rail, a first adjustment lower plate, a first screw rod, a slider and a second bottom plate, the second bottom plate is provided with a first support plate and a first adjustment lower plate, the first adjustment upper plate is fixedly provided with a first adjustment lower plate, the first adjustment mounting connecting plate is provided on the first adjustment upper plate, the first adjustment mounting connecting plate is provided with a first adjustment connecting plate on the upper part, the first screw rod passes through the first adjustment connecting plate, the two ends of the first screw rod are respectively provided with first locking nuts, and the first locking nuts are respectively provided at the two ends of the first adjustment connecting plate;

[0013] A top mounting plate is arranged on the top of the first support plate, the first screw rod passes through the first top mounting plate, a first rotating disk is arranged on the top of the first screw rod, and a first handle is arranged on the top of the first rotating disk;

[0014] The guide rail is arranged on the first adjusting lower plate, the slider is slidably connected to the guide rail, the oil seal block is fixed on one end of the slider, the sealing gasket is arranged on one end of the oil seal block, the oil cylinder is fixed on the first adjusting support plate, and the piston rod of the oil cylinder is connected to the slider.

[0015] As a further improvement of the present invention, a first adjustment support plate is further provided on the first adjustment lower plate.

[0016] As a further improvement of the present invention, a first support mounting plate is arranged on the inner side of the first support plate.

[0017] The beneficial effects of the present invention are: greatly reducing the labor intensity of the operator, the operator can continue to produce effectively, improving production efficiency, being easy to use, and being applicable to pressure testing of products of different models, not requiring cumbersome switching and adjustment, and also promoting improved production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0019] Figure 2 It is a schematic diagram of the test tooling assembly of the present invention.

[0020] Figure 3 It is a schematic diagram of the oil injection module assembly of the present invention.

[0021] Figure 4 It is a schematic diagram of the oil plugging module of the present invention.

[0022] Explanation of the accompanying drawings: square frame 1, alarm light 2, display screen assembly 3, servo driver 4, loading conveyor line assembly 5, unloading conveyor line assembly 6, transfer table 7, test tooling assembly 8, oil pressure gauge 9, operation button 10, electric control cabinet 11, frame sealing plate 12, workpiece placement plate 81, workpiece platform plate 82, first workpiece support seat 83, second workpiece support seat 84, first bottom plate 85, oil plug module assembly 86, oil filling module assembly 87, first handle 861, first turntable 862, first top mounting plate 863, first support plate 864, first support mounting plate 865, first adjustment upper plate 866, first adjustment connecting plate 867, first adjustment mounting connecting plate 868, first locking nut 869, first adjustment support plate 8610, oil cylinder 8611, oil seal block 8612, sealing gasket 8613, guide rail 8614, first adjusting lower plate 8615, first screw rod 8616, slider 8617, second bottom plate 8618, second handle 871, second turntable 872, second top mounting plate 873, second support plate 874, second support mounting plate 875, second screw rod 876, second adjusting connecting plate 877, second adjusting mounting connecting plate 878, second locking nut 879, second adjusting upper plate 8710, limit mounting plate 8711, limit plate 8712, limit support plate 8713, second adjusting lower plate 8714, mounting bottom plate 8715, mounting support plate 8716, oil filling connecting pipe 8717, and oil filling block 8718. DETAILED DESCRIPTION

[0023] The present invention will be further described below with reference to the embodiments in the accompanying drawings:

[0024] As shown in the figure, a special machine for oil pressure testing includes a square frame 1, an alarm light 2, a display screen assembly 3, a servo driver 4, a loading conveyor line assembly 5, a unloading conveyor line assembly 6, a transfer table 7, a test fixture assembly 8, an oil pressure gauge 9, an operation button 10, an electric control cabinet 11 and a frame cover plate 12. The loading conveyor line assembly 5, the test fixture assembly 8 and the unloading conveyor line assembly 6 are arranged in the middle of the square frame 1. The test fixture assembly 8 is arranged between the loading conveyor line assembly 5 and the unloading conveyor line assembly 6. A transfer table 7 is arranged above the test fixture assembly 8. An alarm light 2 and a frame cover plate 12 are arranged on the transfer table 7. An oil pressure gauge 9, an operation button 10 and an electric control cabinet 11 are arranged below the test fixture assembly 8. A servo driver 4 and a display screen 3 are arranged on one side of the loading conveyor line assembly 5. The servo driver 4 is used to drive the operation of the loading conveyor line assembly 5. The display screen assembly 3 is used to feedback the oil pressure test result of the test fixture assembly 8.

[0025] The test fixture assembly includes a workpiece placement plate 81, a workpiece platform plate 82, a first workpiece support seat 83, a second workpiece support seat 84, a first bottom plate 85, an oil plug module assembly 86 and an oil injection module assembly 87. The bottom plate 85 is fixed in the square frame 1. The first workpiece support seat 83 is fixed in the middle of the first bottom plate 85. The second workpiece support seat 84 is fixed on the first working support member 83. The workpiece platform plate 82 is fixed on the second workpiece support seat 84. The upper part of the workpiece platform plate 82 is screwed with a workpiece placement plate 81. The workpiece placement plate 81 is used to carry the test workpiece;

[0026] An oil plug module assembly 86 and an oil injection module assembly 87 are respectively disposed at both ends of the workpiece placement plate 81 , and the oil plug module assembly 86 and the oil injection module assembly 87 are respectively screwed to the first bottom plate 85 .

[0027] The oil injection module assembly 87 includes a second handle 871, a second rotating disk 872, a second top mounting plate 873, a second support plate 874, a second support mounting plate 875, a second screw rod 876, a second adjustment connecting plate 877, a second adjustment mounting connecting plate 878, a second locking nut 879, a second adjustment upper plate 8710, a limit mounting plate 8711, a limit plate 8712, a limit support plate 8713, a second adjustment lower plate 8714, a mounting bottom plate 8715, an oil injection connecting pipe 8717 and an oil injection block 8718. The mounting bottom plate 8715 A support plate 874 and an adjustment lower plate 8710 are arranged on the upper side, a second adjustment upper plate 8710 is fixedly arranged on the second adjustment lower plate 8714, a second adjustment mounting connecting plate 878 is arranged on the adjustment upper plate 8710, a second adjustment connecting plate 877 is arranged on the upper part of the second adjustment mounting connecting plate 878, a second screw rod 876 is arranged through the second adjustment connecting plate 877, and second locking nuts 879 are respectively arranged at both ends of the second screw rod 876, and the second locking nuts 879 are respectively arranged at both ends of the second adjustment connecting plate 877;

[0028] A second top mounting plate 873 is disposed on the top of the second support plate 874, the second screw rod 876 passes through the second top mounting plate 873, a second rotating disk 872 is disposed on the top of the second screw rod 876, and a second handle 871 is disposed on the top of the second rotating disk 872;

[0029] Two limit plates 8712 are provided on the second adjustment lower plate 8714 , a limit support plate 8713 is provided on the side of the limit plate 8712 , and an oil injection block 8718 is provided between the limit plates 8712 .

[0030] A mounting support plate 8716 is provided on the side of the second support plate 874 to make the support plate more stable.

[0031] The oil filling block 8718 is threadedly connected to the limiting plate 8712 to ensure fixing strength.

[0032] The oil plug module assembly 86 includes a first handle 861, a first turntable 862, a first top mounting plate 863, a first support plate 864, a first adjustment upper plate 866, a first adjustment connecting plate 867, a first adjustment mounting connecting plate 868, a first locking nut 869, an oil cylinder 8611, an oil seal block 8612, a sealing gasket 8613, a guide rail 8614, a first adjustment lower plate 8615, a first screw rod 8616, a slider 8617 and a second bottom plate 8618, on which the first support plate 864 and A first adjusting lower plate 8615, on which a first adjusting upper plate 866 is fixedly disposed, on which a first adjusting upper plate 866 is disposed, on which a first adjusting mounting connecting plate 868 is disposed, on which a first adjusting connecting plate 867 is disposed, the first screw rod 8616 passes through the first adjusting connecting plate 867, at both ends of which first screw rod 8616 are respectively disposed first locking nuts 869, which are respectively disposed at both ends of the first adjusting connecting plate 867;

[0033] A top mounting plate 863 is disposed on the top of the first support plate 864. The first screw rod 8616 passes through the first top mounting plate 863. A first rotating disk 862 is disposed on the top of the first screw rod 8616. A first handle 861 is disposed on the top of the first rotating disk 862.

[0034] The guide rail 8614 is arranged on the first adjusting lower plate 8615, the slider 8617 is slidably connected to the guide rail 8614, the oil seal block 8612 is fixed at one end of the slider 8617, the sealing gasket 8613 is arranged at one end of the oil seal block 8612, the oil cylinder 8611 is fixed on the first adjusting support plate 866, and the piston rod of the oil cylinder 8611 is connected to the slider 8617.

[0035] A first adjustment support plate 8610 is also provided on the first adjustment lower plate 8615 to protect the slider 8617 from external influences and prevent dust and impurities from entering the guide rail 8614.

[0036] A support mounting plate 865 is disposed on the inner side of the first support plate 864 for engaging the first adjustment upper plate 866 to make it more stable.

[0037] The working process and principle of the present invention are as follows: In the first step, the operator puts the workpiece into the loading conveyor line, and then opens the loading conveyor line, and the workpiece automatically flows into the central buffer area. In the second step, the workpiece is manually slid into the working area. In the third step, the oil plugging tool is opened and inserted into one end of the workpiece to make it completely sealed. In the fourth step, the oil filling tool is inserted into the workpiece at the other end to make it sealed. In the fifth step, the safety door is closed. In the sixth step, the display screen adjusts the maximum pressure value to be tested, and tests are performed. If the test is qualified, the qualified curve will be displayed on the display screen. If it is unqualified, the alarm light will light up in red, indicating that the workpiece is unqualified. In the seventh step, after the test is completed, the workpiece is placed in the unloading conveyor belt. The subsequent operator will classify and clean up the workpieces that have completed the test.

[0038] Manually move the workpiece to the upper conveyor feeding conveyor line assembly 5 and the unloading conveyor line assembly 6, press the feeding conveying button, the feeding conveyor assembly 5 automatically transfers the workpiece to the transfer table 7, manually slide the workpiece of the transfer table 7 onto the working platform plate 82, screw the oil injection module assembly 86 into the oil port of the workpiece, align the other oil port with the oil plug module assembly 87, press the oil pipe start button, so that the sealing gasket 8613 of the oil plug module assembly 86 presses against the workpiece oil port to seal the workpiece. Press the oil test button, and the display assembly 3 displays the test results. Remove the tested workpiece, roll it into the transfer table 7, and push it onto the unloading conveyor assembly 6. The back-end personnel will sort it.

Claims

1. A special machine for oil pressure testing, characterized in that: The invention comprises a square frame (1), an alarm light (2), a display screen assembly (3), a servo driver (4), a feeding conveyor line assembly (5), a discharging conveyor line assembly (6), a transfer table (7), a test fixture assembly (8), an oil pressure gauge (9), an operation button (10), an electric control cabinet (11) and a frame cover plate (12), wherein the middle part of the square frame (1) is provided with a feeding conveyor line assembly (5), a test fixture assembly (8) and a discharging conveyor line assembly (6), and the test fixture assembly (8) is arranged between the feeding conveyor line assembly (5) and the discharging conveyor line assembly (6). A transfer table (7) is arranged above the test fixture assembly (8), an alarm light (2) and a frame cover (12) are arranged on the transfer table (7), an oil pressure gauge (9), an operation button (10) and an electric control cabinet (11) are arranged below the test fixture assembly (8), a servo driver (4) and a display screen (3) are arranged on one side of the feeding conveyor line assembly (5), the servo driver (4) is used to drive the operation of the feeding conveyor line assembly (5), and the display screen assembly (3) is used to feed back the oil pressure test result of the test fixture assembly (8); The test fixture assembly comprises a workpiece placement plate (81), a workpiece platform plate (82), a first workpiece support seat (83), a second workpiece support seat (84), a first base plate (85), an oil plug module assembly (86) and an oil injection module assembly (87); the base plate (85) is fixed in the square frame (1); the first workpiece support seat (83) is fixed in the middle of the first base plate (85); the second workpiece support seat (84) is fixed on the first working support member (83); the workpiece platform plate (82) is fixed on the second workpiece support seat (84); the upper part of the workpiece platform plate (82) is screwed with a workpiece placement plate (81); the workpiece placement plate (81) is used to carry the test workpiece; An oil plug module assembly (86) and an oil injection module assembly (87) are respectively provided at both ends of the workpiece placement plate (81), and the oil plug module assembly (86) and the oil injection module assembly (87) are respectively screwed to the first bottom plate (85).

2. A special machine for oil pressure testing as claimed in claim 1, characterized in that: The oil injection module assembly (87) includes a second handle (871), a second rotating disk (872), a second top mounting plate (873), a second support plate (874), a second support mounting plate (875), a second screw rod (876), a second adjustment connecting plate (877), a second adjustment mounting connecting plate (878), a second locking nut (879), a second adjustment upper plate (8710), a limit mounting plate (8711), a limit plate (8712), a limit support plate (8713), a second adjustment lower plate (8714), a mounting base plate (8715), an oil injection connecting pipe (8717) and an oil injection block (8718), wherein the mounting base plate ( 8715) is provided with a support plate (874) and an adjustment lower plate (8710), the second adjustment lower plate (8714) is fixedly provided with a second adjustment upper plate (8710), the adjustment upper plate (8710) is provided with a second adjustment mounting connecting plate (878), the upper part of the second adjustment mounting connecting plate (878) is provided with a second adjustment connecting plate (877), the second screw rod (876) passes through the second adjustment connecting plate (877), the two ends of the second screw rod (876) are respectively provided with second locking nuts (879), and the second locking nuts (879) are respectively provided at the two ends of the second adjustment connecting plate (877); A second top mounting plate (873) is arranged on the top of the second support plate (874); the second screw rod (876) passes through the second top mounting plate (873); a second rotating disk (872) is arranged on the top of the second screw rod (876); and a second handle (871) is arranged on the top of the second rotating disk (872); Two limit plates (8712) are arranged on the second adjustment lower plate (8714), a limit support plate (8713) is arranged on the side of the limit plate (8712), and an oil injection block (8718) is arranged between the limit plates (8712).

3. A special machine for oil pressure testing as claimed in claim 2, characterized in that: A mounting support plate (8716) is provided on the side of the second support plate (874).

4. A special machine for oil pressure testing as claimed in claim 2, characterized in that: The oil filling block (8718) is threadedly connected to the limiting plate (8712).

5. The oil pressure test machine according to claim 1, characterized in that: The oil plug module assembly (86) comprises a first handle (861), a first rotating disk (862), a first top mounting plate (863), a first supporting plate (864), a first adjusting upper plate (866), a first adjusting connecting plate (867), a first adjusting mounting connecting plate (868), a first locking nut (869), an oil cylinder (8611), an oil seal block (8612), a sealing gasket (8613), a guide rail (8614), a first adjusting lower plate (8615), a first screw rod (8616), a sliding block (8617) and a second bottom plate (8618), wherein the first supporting plate is provided on the second bottom plate (8618). (864) and a first adjusting lower plate (8615), the first adjusting upper plate (866) is fixedly arranged on the first adjusting lower plate (8615), the first adjusting upper plate (866) is arranged with a first adjusting mounting connecting plate (868), the first adjusting connecting plate (867) is arranged on the upper part of the first adjusting mounting connecting plate (868), the first screw rod (8616) passes through the first adjusting connecting plate (867), the two ends of the first screw rod (8616) are respectively arranged with first locking nuts (869), and the first locking nuts (869) are respectively arranged at the two ends of the first adjusting connecting plate (867); A top mounting plate (863) is arranged on the top of the first support plate (864), the first screw rod (8616) passes through the first top mounting plate (863), a first rotating disk (862) is arranged on the top of the first screw rod (8616), and a first handle (861) is arranged on the top of the first rotating disk (862); The guide rail (8614) is arranged on the first adjusting lower plate (8615), the slider (8617) is slidably connected to the guide rail (8614), the oil seal block (8612) is fixed to one end of the slider (8617), the sealing gasket (8613) is arranged at one end of the oil seal block (8612), the oil cylinder (8611) is fixed on the first adjusting support plate (866), and the piston rod of the oil cylinder (8611) is connected to the slider (8617).

6. A special machine for oil pressure testing as claimed in claim 5, characterized in that: A first adjustment support plate (8610) is also provided on the first adjustment lower plate (8615).

7. A special machine for oil pressure testing as claimed in claim 5, characterized in that: A first support mounting plate (865) is provided on the inner side of the first support plate (864).

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