Oil duct leakage testing equipment of engine cylinder block

Abstract

The utility model provides an oil duct leakage test device for an engine cylinder block, which comprises the following structures: a cart, a booster pump fixedly arranged at the bottom of the cart, a guide pipe fixedly arranged at the output end of the booster pump, and a pressure valve fixedly arranged in the middle of the guide pipe; an electric push rod is fixedly arranged at the top of the support, a mounting frame is fixedly arranged at the output end of the bottom of the electric push rod, a punching plate is slidably connected to the bottom of the mounting frame, and the working position of the punching plate at the bottom of the mounting frame is adjusted according to the positions of oil way holes of different types of engine cylinders; a user can conveniently rotate the positioning rod at the bottom of the punching plate according to the positions of oil way holes of different engine cylinder bodies, the working positions of the plug and the filling nozzle are changed in cooperation with the connecting plate to conduct liquid adding pressure maintaining testing, and oil way leakage testing of different engine cylinder bodies is met.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of cylinder body testing, in particular to an oil channel leakage testing device for an engine cylinder body. Background Art

[0002] After the casting engine cylinder block has completed the grinding of the corresponding holes and grooves, it is necessary to carry out a pressure test on the oil circuit in the cylinder block, and promptly return the cylinder block with problems to the factory for repair.

[0003] Since it is necessary to test engine cylinders of different specifications and types during production operations, and the oil channel holes of the cylinders are designed at different positions, the inventor proposes an oil channel leak testing device for engine cylinders. Through the cooperation of a punching plate, a positioning rod and a connecting plate, the device can be adjusted according to the positions of the oil channel holes of engine cylinders of different specifications to meet the oil channel leak testing operations of engine cylinders of different specifications. Utility Model Content

[0004] 1. Technical problems solved by the utility model:

[0005] The utility model provides an oil channel leakage testing device for an engine cylinder body, which solves the technical problems mentioned in the above background technology.

[0006] 2. Technical solution:

[0007] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: an oil passage leak testing device for an engine cylinder block, comprising the following structure:

[0008] A cart, wherein a booster pump is fixedly arranged at the bottom of the cart, a conduit is fixedly arranged at the output end of the booster pump, and a pressure valve is fixedly arranged in the middle of the conduit;

[0009] The bracket has an electric push rod fixedly arranged on the top of the bracket, a mounting frame fixedly arranged on the bottom output end of the electric push rod, and a perforated plate slidably connected to the bottom of the mounting frame.

[0010] Furthermore, a control box is fixedly provided on the top of the cart, and the control box is electrically connected to the booster pump.

[0011] Furthermore, a roller line is fixedly provided at the bottom of the bracket, a guide rail is fixedly provided at the top of the bracket, and the outer side of the bottom of the guide rail is slidably connected to the top of the mounting frame.

[0012] Furthermore, guide holes are fixed on both sides of the mounting frame, and adjustment bolts are inserted on both sides of the mounting frame. The adjustment bolts cooperate with the guide holes, and the bottom of the adjustment bolts is threadedly connected to the outer side of the perforated plate.

[0013] Furthermore, a plurality of mounting holes are fixedly provided in the middle of the punching plate, a plurality of positioning rods are inserted into the bottom of the punching plate, a positioning cap is fixedly provided on the top of the positioning rod, the bottom of the positioning cap abuts against the top of the punching plate, a limiting spring is sleeved on the bottom of the positioning rod, the top of the limiting spring abuts against the bottom of the punching plate, a connecting plate is fixedly provided at the bottom of the positioning rod, a card slot is fixedly provided on the outer side of the connecting plate, and the outer ends of the card slot of the connecting plate are respectively threadedly connected to the left and right ends of the limiting bolt.

[0014] Furthermore, a plug is clamped at the clamping groove of the connecting plate, a filling nozzle is clamped at the clamping groove of the connecting plate, a hose is fixedly provided on the top of the filling nozzle, and the liquid inlet end of the hose is fixedly connected to the liquid outlet end of the catheter.

[0015] 3. Beneficial effects:

[0016] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0017] The utility model provides an oil passage leak test device for an engine cylinder body. According to the positions of oil passage holes of different types of engine cylinder bodies, the working position of a punch plate at the bottom of a mounting frame is adjusted. The cooperation of a positioning rod and a positioning cap facilitates the user to rotate the positioning rod at the bottom of the punch plate according to the positions of oil passage holes of different engine cylinder bodies, and cooperate with a connecting plate to change the working positions of a plug and a filling nozzle to perform a liquid adding and pressure maintaining test, thereby meeting the oil passage leak test of different engine cylinder bodies.

[0018] The utility model provides an oil passage leak testing device for an engine cylinder body. A control box cooperates with a booster pump, and a test liquid is added to the oil passage of a casting engine cylinder body through a guide tube, a hose and a filling nozzle, and the pressure is maintained. A staff member observes whether the value on the pressure gauge changes during the pressure maintenance test stage.

[0019] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0021] Figure 2 It is a three-dimensional diagram of the structure of the utility model cart;

[0022] Figure 3 It is a half-section stereogram of the mounting frame structure of the utility model;

[0023] Figure 4 This utility model Figure 3 A magnified view of the structure in the middle.

[0024] Reference numerals:

[0025] Cart-1; booster pump-11; conduit-12; pressure valve-13; control box-14;

[0026] Support-2; Roller line-21; Guide rail-22;

[0027] Electric push rod-3;

[0028] Mounting frame-4; guide hole-41; adjustment bolt-42;

[0029] Punch board - 5;

[0030] Positioning rod-6; positioning cap-61; limiting spring-62;

[0031] Connecting plate-7; slot-71; limit bolt-72;

[0032] Plug-8;

[0033] Filling nozzle-9; hose-91. DETAILED DESCRIPTION

[0034] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0035] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0037] See attached Figure 1-4 The utility model provides an oil passage leak testing device for an engine cylinder body, comprising the following structure:

[0038] A cart 1, a booster pump 11 is fixedly arranged at the bottom of the cart 1, a conduit 12 is fixedly arranged at the output end of the booster pump 11, and a pressure valve 13 is fixedly arranged in the middle of the conduit 12;

[0039] The bracket 2 has an electric push rod 3 fixed on the top of the bracket 2, a mounting frame 4 fixed on the bottom output end of the electric push rod 3, and a perforated plate 5 slidably connected to the bottom of the mounting frame 4.

[0040] In this embodiment, Figure 1 and Figure 2 As shown, a control box 14 is fixedly provided on the top of the cart 1 , and the control box 14 is electrically connected to the booster pump 11 .

[0041] The control box 14 cooperates with the boost pump 11 to add test fluid to the oil circuit of the casting engine cylinder block and maintain pressure through the cooperation of the conduit 12, the hose 91 and the filling nozzle 9. The staff observes whether the value on the pressure gauge changes during the pressure maintenance test stage.

[0042] In this embodiment, Figure 1 and Figure 3 As shown, a roller line 21 is fixedly provided at the bottom of the bracket 2, a guide rail 22 is fixedly provided at the top of the bracket 2, and the bottom outer side of the guide rail 22 is slidably connected to the top of the mounting frame 4.

[0043] The setting of the roller line 21 makes it convenient for the user to set the bracket 2 close to the engine cylinder cutting conveyor line, push the engine cylinder on the engine cylinder cutting conveyor line onto the roller line 21, and move the engine cylinder to the bottom of the punching plate 5 through the roller line 21.

[0044] In this embodiment, Figure 1 and Figure 3 As shown, guide holes 41 are fixed on both sides of the mounting frame 4, and adjustment bolts 42 are inserted on both sides of the mounting frame 4. The adjustment bolts 42 cooperate with the guide holes 41, and the bottom of the adjustment bolts 42 is threadedly connected to the outer side of the punching plate 5.

[0045] The guide hole 41 and the adjustment bolt 42 cooperate, and the adjustment bolt 42 is loosened on the mounting frame 4 to release the top of the perforated plate 5 from interfering with the bottom of the mounting frame 4, so that the user can slide the perforated plate 5 out through the cooperation of the adjustment bolt 42 and the guide hole 41, and adjust the installation position of the positioning rod 6 at the bottom of the perforated plate 5. At the same time, the working position of the perforated plate 5 at the bottom of the mounting frame 4 is adjusted according to the positions of the oil circuit holes of different types of engine cylinder blocks.

[0046] In this embodiment, Figure 1 , Figure 3 and Figure 4As shown, a plurality of mounting holes are fixedly provided in the middle of the punching plate 5, a plurality of positioning rods 6 are inserted at the bottom of the punching plate 5, a positioning cap 61 is fixedly provided at the top of the positioning rod 6, the bottom of the positioning cap 61 is in contact with the top of the punching plate 5, a limiting spring 62 is sleeved at the bottom of the positioning rod 6, the top of the limiting spring 62 is in contact with the bottom of the punching plate 5, a connecting plate 7 is fixedly provided at the bottom of the positioning rod 6, a card slot 71 is fixedly provided on the outer side of the connecting plate 7, and the outer ends of the card slot 71 of the connecting plate 7 are respectively threadedly connected to the left and right ends of the limiting bolt 72.

[0047] The cooperation between the positioning rod 6 and the positioning cap 61 facilitates the user to rotate the positioning rod 6 at the bottom of the perforated plate 5 according to the oil channel hole position of different engine cylinders, and cooperate with the connecting plate 7 to change the working position of the plug 8 and the filling nozzle 9 to perform liquid filling and pressure maintenance test.

[0048] In this embodiment, Figure 3 and Figure 4 As shown, a plug 8 is clamped at the slot 71 of the connecting plate 7 , a filling nozzle 9 is clamped at the slot 71 of the connecting plate 7 , a hose 91 is fixedly provided on the top of the filling nozzle 9 , and the liquid inlet end of the hose 91 is fixedly connected to the liquid outlet end of the conduit 12 .

[0049] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. An oil passage leak testing device for an engine cylinder, characterized in that: Includes the following structure: A cart (1), wherein a booster pump (11) is fixedly provided at the bottom of the cart (1), a conduit (12) is fixedly provided at the output end of the booster pump (11), and a pressure valve (13) is fixedly provided in the middle of the conduit (12); A bracket (2), wherein an electric push rod (3) is fixedly arranged on the top of the bracket (2), a mounting frame (4) is fixedly arranged on the bottom output end of the electric push rod (3), and a perforated plate (5) is slidably connected to the bottom of the mounting frame (4).

2. The oil passage leak testing device for an engine cylinder block according to claim 1, characterized in that: A control box (14) is fixedly arranged on the top of the cart (1), and the control box (14) is electrically connected to the booster pump (11).

3. The oil passage leak testing device for an engine cylinder block according to claim 1, characterized in that: A roller line (21) is fixedly provided at the bottom of the bracket (2), a guide rail (22) is fixedly provided at the top of the bracket (2), and the outer side of the bottom of the guide rail (22) is slidably connected to the top of the mounting frame (4).

4. The oil passage leak testing device for an engine cylinder block according to claim 1, characterized in that: The left and right sides of the mounting frame (4) are both fixedly provided with guide holes (41), and the left and right sides of the mounting frame (4) are both plugged with adjustment bolts (42), the adjustment bolts (42) cooperate with the guide holes (41), and the bottom of the adjustment bolts (42) is threadedly connected to the outer side of the perforated plate (5).

5. The oil passage leak testing device for an engine cylinder block according to claim 1, characterized in that: A plurality of mounting holes are fixedly provided in the middle of the punching plate (5), a plurality of positioning rods (6) are inserted at the bottom of the punching plate (5), a positioning cap (61) is fixedly provided at the top of the positioning rod (6), the bottom of the positioning cap (61) abuts against the top of the punching plate (5), a limiting spring (62) is sleeved at the bottom of the positioning rod (6), the top of the limiting spring (62) abuts against the bottom of the punching plate (5), a connecting plate (7) is fixedly provided at the bottom of the positioning rod (6), a slot (71) is fixedly provided on the outer side of the connecting plate (7), and the outer ends of the slot (71) of the connecting plate (7) are respectively threadedly connected to the left and right ends of the limiting bolt (72).

6. The oil passage leak testing device for an engine cylinder block according to claim 5, characterized in that: A plug (8) is clamped at the clamping groove (71) of the connecting plate (7), a filling nozzle (9) is clamped at the clamping groove (71) of the connecting plate (7), a hose (91) is fixedly provided on the top of the filling nozzle (9), and a liquid inlet end of the hose (91) is fixedly connected to a liquid outlet end of the conduit (12).

Images