Tool for overhauling hydraulic swash plate type hydraulic pump

Abstract

The utility model belongs to the field of hydraulic pump overhauling tools, and provides a hydraulic swash plate type hydraulic pump overhauling tool which comprises a base, a fixed plate and a movable plate are installed on the top of the base, a first bearing and a second bearing are rotationally connected into the fixed plate and the movable plate respectively, a first gear is installed on the circumferential side face of the first bearing, and a second gear is installed on the circumferential side face of the second bearing. The first gear is connected with a second gear in a meshed mode, and a crank is installed on the second gear. Through the arrangement of the crank, the second gear, the first gear and the first bearing can be sequentially driven to rotate by rotating the crank, and then the hydraulic swash plate type hydraulic pump fixed in the first bearing and the second bearing can be driven to rotate, so that the hydraulic swash plate type hydraulic pump can be disassembled and checked conveniently.

Description

Technical Field

[0001] The utility model belongs to the field of hydraulic pump disassembly and inspection tooling, in particular to a hydraulic swash plate type hydraulic pump disassembly and inspection tooling. Background Art

[0002] The swash plate hydraulic pump uses the rotation of an eccentric swash plate to deliver and compress hydraulic oil, and is widely used in engineering machinery, agricultural machinery and other fields.

[0003] Disassembly and inspection of the hydraulic swash plate pump can achieve:

[0004] Through regular disassembly and inspection, the wear degree, sealing performance and operating status of the internal components of the pump can be checked, potential problems can be discovered and resolved in a timely manner, and pump failures can be prevented.

[0005] Cleaning and maintenance: Dirt, foreign matter, etc. will accumulate inside the pump. Regular disassembly and cleaning can effectively extend the service life of the pump and ensure the working efficiency of the pump.

[0006] Troubleshooting: During the disassembly and inspection process, the cause of the pump's internal failure can be discovered and eliminated to ensure the normal operation of the pump.

[0007] Most of the existing disassembly and inspection tools have a relatively complex structure and cannot match the hydraulic pumps of different models and sizes when in use, which results in the disassembly and inspection of the hydraulic pump being time-consuming and labor-intensive and inconvenient to use. Utility Model Content

[0008] In order to solve the above-mentioned technical problems, the utility model provides a tool for disassembly and inspection of a liquid swash plate hydraulic pump, so as to solve the problems that most of the disassembly and inspection tooling in the prior art has a relatively complex structure and cannot match liquid swash plate hydraulic pumps of different models and sizes when used, resulting in the liquid swash plate hydraulic pump being more time-consuming and labor-intensive to disassemble and inspect, and being inconvenient to use.

[0009] A tool for disassembling and inspecting a hydraulic pump with a swash plate, comprising a base, a fixed plate and a movable plate installed on the top of the base, a first bearing and a second bearing being rotatably connected in the fixed plate and the movable plate respectively, a first gear being installed on the circumferential side of the first bearing, the first gear being meshingly connected with a second gear, and a crank being installed on the second gear.

[0010] Preferably, a plurality of hydraulic rods distributed at equal intervals are fixedly installed in the second bearing, and a clamping plate is installed at the other end of the hydraulic rod.

[0011] Preferably, an anti-slip pad is provided on the clamping plate.

[0012] Preferably, a slide groove is provided on the top of the base, a slider is slidably connected in the slide groove, and the movable plate is mounted on the slider.

[0013] Preferably, a motor is fixedly mounted on the side wall of the base, a connecting shaft is fixedly mounted on the output end of the motor, a driving gear is fixedly mounted on the circumferential side of the connecting shaft, the driving gear is meshingly connected with a driven gear, a rotating shaft is fixedly mounted inside the driven gear, a screw is fixedly mounted on one end of the rotating shaft, and the screw is threadedly connected to the slider.

[0014] Preferably, mounting plates are installed on two opposite sides of the base, and mounting holes are provided on the mounting plates.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The utility model is provided with a crank, and rotating the crank can sequentially drive the second gear, the first gear and the first bearing to rotate, and then drive the swash plate hydraulic pump fixed in the first bearing and the second bearing to rotate, so as to facilitate the disassembly and inspection of the swash plate hydraulic pump.

[0017] 2. The utility model sets a motor, and the rotation of the motor can drive the connecting shaft, the driving gear, the driven gear, the rotating shaft and the screw in sequence, and cooperate with the setting of the threaded connection between the screw and the slider, so that the slider can move laterally along the slide groove, and finally drive the movable plate to move laterally, that is, the distance between the movable plate and the fixed plate can be adjusted, and different sizes of liquid inclined plate hydraulic pumps can be matched, which is convenient for disassembly and inspection of liquid inclined plate hydraulic pumps of different sizes.

[0018] 3. The utility model provides a hydraulic rod, and the extension and retraction of the hydraulic rod can drive the clamping plate to move, so that multiple clamping plates can cooperate with each other to fix the hydraulic swash plate hydraulic pump, so as to facilitate the subsequent disassembly and inspection of the hydraulic swash plate hydraulic pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 For this utility model Figure 1 A side view schematic diagram of the structure;

[0021] Figure 3 For this utility model Figure 1 A magnified view of the local structure at center A;

[0022] Figure 4 For this utility model Figure 2 A magnified view of the local structure at B in the middle;

[0023] Figure 5 For this utility model Figure 2 Enlarged view of the motor structure.

[0024] In the figure:

[0025] 1. Base; 2. Mounting plate; 21. Mounting hole; 3. Fixed plate; 31. First bearing; 32. First gear; 33. Second gear; 34. Crank; 4. Moving plate; 41. Second bearing; 42. Hydraulic rod; 43. Clamp; 44. Anti-slip pad; 5. Motor; 51. Connecting shaft; 52. Driving gear; 53. Driven gear; 54. Rotating shaft; 55. Screw; 6. Slide; 61. Slider. DETAILED DESCRIPTION

[0026] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0027] Embodiment 1: As shown in the attached Figure 1 To Attachment Figure 5 As shown: The utility model provides a tool for disassembling and inspecting a hydraulic pump with a slanting plate, comprising a base 1, a fixed plate 3 and a movable plate 4 are installed on the top of the base 1, a first bearing 31 and a second bearing 41 are rotatably connected in the fixed plate 3 and the movable plate 4 respectively, a first gear 32 is installed on the side surface of the first bearing 31, the first gear 32 is meshingly connected with the second gear 33, and a crank 34 is installed on the second gear 33.

[0028] As can be seen from the above, by setting up the crank 34, rotating the crank 34 can drive the second gear 33, the first gear 32 and the first bearing 31 to rotate in turn, and then can drive the liquid swash plate hydraulic pump fixed in the first bearing 31 and the second bearing 41 to rotate, so as to facilitate the disassembly and inspection of the liquid swash plate hydraulic pump.

[0029] As attached Figure 3 As shown, in one embodiment, a plurality of hydraulic rods 42 are fixedly installed in the second bearing 41 and are distributed at equal intervals. A clamping plate 43 is installed at the other end of the hydraulic rod 42. By setting the hydraulic rod 42, the extension and retraction of the hydraulic rod 42 can drive the clamping plate 43 to move, so that the plurality of clamping plates 43 can cooperate with each other to fix the hydraulic swash plate hydraulic pump, so as to facilitate the subsequent disassembly and inspection of the hydraulic swash plate hydraulic pump.

[0030] An anti-skid pad 44 is provided on the clamping plate 43, which can increase the friction between the hydraulic swash plate type pump and the clamping plate 43, and improve the fixing effect of the hydraulic swash plate type pump, so as to facilitate the subsequent disassembly and inspection of the hydraulic swash plate type pump.

[0031] In one embodiment, a slide groove 6 is provided on the top of the base 1 , a slider 61 is slidably connected in the slide groove 6 , and the moving plate 4 is mounted on the slider 61 .

[0032] Specifically, as attached Figure 5As shown, a motor 5 is fixedly installed on the side wall of the base 1, a connecting shaft 51 is fixedly installed on the output end of the motor 5, a driving gear 52 is fixedly installed on the side surface of the connecting shaft 51, the driving gear 52 is meshingly connected with a driven gear 53, a rotating shaft 54 ​​is fixedly installed inside the driven gear 53, a screw 55 is fixedly installed on one end of the rotating shaft 54, and the screw 55 is threadedly connected to the slider 61. By setting the motor 5, the rotation of the motor 5 can drive the connecting shaft 51, the driving gear 52, the driven gear 53, the rotating shaft 54 ​​and the screw 55 in sequence, and the setting of the screw 55 being threadedly connected to the slider 61 can make the slider 61 move laterally along the slide groove 6, and finally drive the movable plate 4 to move laterally, that is, the distance between the movable plate 4 and the fixed plate 3 can be adjusted, and the liquid swash plate hydraulic pumps of different sizes can be matched, which is convenient for disassembly and inspection of liquid swash plate hydraulic pumps of different sizes.

[0033] Mounting plates 2 are installed on two opposite sides of the base 1. The mounting plates 2 are provided with mounting holes 21. Fasteners or the like can be used to fix the base 1 in a suitable position through the mounting holes 21.

[0034] The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] In the description of the present utility model, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. The meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0036] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] The embodiments of the present invention are provided for the purpose of illustration and description. Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A tool for disassembling and inspecting a hydraulic swash plate type pump, characterized in that: The invention comprises a base (1), a fixed plate (3) and a movable plate (4) are mounted on the top of the base (1), a first bearing (31) and a second bearing (41) are rotatably connected in the fixed plate (3) and the movable plate (4), a first gear (32) is mounted on the peripheral side of the first bearing (31), the first gear (32) is meshingly connected with a second gear (33), and a crank (34) is mounted on the second gear (33).

2. A tool for disassembling and inspecting a swash plate type hydraulic pump as claimed in claim 1, characterized in that: A plurality of hydraulic rods (42) distributed at equal intervals are fixedly installed in the second bearing (41), and a clamping plate (43) is installed at the other end of the hydraulic rod (42).

3. A tool for disassembling and inspecting a swash plate type hydraulic pump as claimed in claim 2, characterized in that: An anti-slip pad (44) is provided on the clamping plate (43).

4. A tool for disassembling and inspecting a swash plate type hydraulic pump as claimed in claim 1, characterized in that: A slide groove (6) is provided on the top of the base (1), a slider (61) is slidably connected in the slide groove (6), and the movable plate (4) is mounted on the slider (61).

5. A tool for disassembling and inspecting a swash plate type hydraulic pump as claimed in claim 4, characterized in that: A motor (5) is fixedly mounted on the side wall of the base (1); a connecting shaft (51) is fixedly mounted on the output end of the motor (5); a driving gear (52) is fixedly mounted on the peripheral side of the connecting shaft (51); the driving gear (52) is meshingly connected with a driven gear (53); a rotating shaft (54) is fixedly mounted inside the driven gear (53); a screw rod (55) is fixedly mounted on one end of the rotating shaft (54); and the screw rod (55) is threadedly connected to a slider (61).

6. A tool for disassembling and inspecting a swash plate type hydraulic pump as claimed in claim 1, characterized in that: Mounting plates (2) are mounted on two opposite sides of the base (1), and mounting holes (21) are provided on the mounting plates (2).

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