Simple testing fixture for plunger taper of plunger pump

Abstract

The utility model discloses a simple testing fixture for plunger taper of a plunger pump, and relates to the field of hydraulic pumps. The device comprises a taper checking assembly, the bottom of the taper checking assembly is fixedly connected with a checking fixture base, one end of the taper checking assembly is fixedly connected with a clamping piece, the clamping piece comprises a movable clamping seat and a fixed clamping seat, the taper checking assembly comprises a sliding seat body, a checking fixture clamping seat and a pressure valve for checking, the checking fixture clamping seat is slidably connected in the sliding seat body, and the pressure valve for checking is arranged in the sliding seat body. And the pressure valve for inspection is fixedly connected in the inspection tool clamping seat. According to the device, the to-be-detected plunger of the plunger pump is rapidly clamped by arranging the clamping piece, then whether the taper of the plunger meets the requirement or not is rapidly and accurately detected by moving the detection tool clamping seat, the device not only can rapidly go up and down a machined part, but also can rapidly detect, and meanwhile, the device is small in weight, few in assembly and high in detection efficiency. Transfer and transportation are facilitated, and the detection efficiency is improved while detection items are not reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic pump technical field, concretely is a kind of plunger pump plunger taper simple gauge. BACKGROUND

[0002] Plunger pump is an important device in hydraulic system, it realizes oil absorption and oil discharge by the change of sealed working volume when plunger reciprocates in plunger hole.Plunger pump has the advantages of high rated pressure, compact structure, high efficiency and easy flow regulation, so it is widely used in high pressure, large flow and flow regulation occasions, such as hydraulic machine, engineering machinery and ship etc., and plunger in plunger pump is one of its core components, and it cannot be separated from sealing and flow control.

[0003] The taper of plunger pump plunger is one of important factors influencing its sealing and working efficiency.Therefore, in the production and maintenance process of plunger pump, the taper of plunger needs to be accurately detected.However, most of the gauge related to taper detection is heavy and precious, generally set in fixed place of laboratory or workshop, and the measurement steps are complicated, which leads to trouble and time-consuming in detection. SUMMARY

[0004] In view of the deficiencies of prior art, the utility model provides a kind of plunger pump plunger taper simple gauge, solve the taper of plunger pump plunger be one of important factors influencing its sealing and working efficiency.Therefore, in the production and maintenance process of plunger pump, the taper of plunger needs to be accurately detected.However, most of the gauge related to taper detection is heavy and precious, generally set in fixed place of laboratory or workshop, and the measurement steps are complicated, which leads to trouble and time-consuming in detection.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of plunger pump plunger taper simple gauge, including taper checking component, the taper checking component bottom fixedly connected with gauge base, one end of the taper checking component is fixedly connected with clamping piece, wherein the clamping piece includes movable clamp holder and fixed clamp holder, wherein the taper checking component includes sliding seat body, gauge clamping seat and checking pressure valve, the gauge clamping seat is slidably connected in sliding seat body, the checking pressure valve is fixedly connected in gauge clamping seat.

[0006] Preferably, the bottom of the gauge clamping seat is fixedly connected with fixed base plate, the fixed base plate is provided with base plate fixed bolt, the gauge clamping seat is provided with gauge clamping hole, and the top of the gauge clamping seat is provided with clamping fixed bolt.

[0007] Preferably, the taper inspection assembly further comprises a sliding block, and the fixed base plate is fixedly connected to the upper end of the sliding block through a base plate fixing bolt.

[0008] Preferably, one end of the inspection pressure valve is fixedly connected with an inspection contact, the end of the inspection pressure valve close to the inspection contact is arranged in the gauge clamping hole, and the inspection pressure valve is fixedly connected to the gauge clamping hole through a clamping fixing bolt.

[0009] Preferably, a limiting positioning fixing bolt is arranged on the gauge base, and the limiting positioning fixing bolt is fixedly connected to the two ends of the sliding seat body.

[0010] Preferably, the bottom end of the movable clamping seat and the fixed clamping seat is fixedly connected with a clamping seat fixing bolt, clamping heads are arranged in the movable clamping seat and the fixed clamping seat, the clamping heads are provided in two groups, one group of the clamping heads is fixedly connected to the fixed clamping seat, and the other group of the clamping heads is slidably connected in the movable clamping seat.

[0011] Preferably, the top end of the clamping head slidably connected in the movable clamping seat is fixedly connected with a sliding rail, the back end of the clamping head is fixedly connected with a spring, and the other end of the spring is fixedly connected in the movable clamping seat.

[0012] The utility model discloses a plunger pump plunger taper simple gauge, and it has the following beneficial effects: the plunger pump plunger taper simple gauge can quickly clamp the plunger pump plunger through the clamping piece, then move the gauge clamping seat to quickly and accurately detect whether the taper of the plunger meets the requirements, so that the device can not only quickly process the workpiece up and down, but also quickly detect, and the device has small weight and few components, so that it is convenient to transfer and transport, and the detection efficiency is improved without reducing the detection items. ACCURACY OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0014] Figure 1 It is the whole front structure schematic diagram of the utility model;

[0015] Figure 2 It is the whole structure schematic diagram of the utility model clamping piece;

[0016] Figure 3 It is the movable clamping seat section structure schematic diagram of the utility model;

[0017] Figure 4 It is the whole structure schematic view of the taper inspection assembly of the utility model;

[0018] Figure 5 It is the explosion structure schematic view of the taper inspection assembly of the utility model;

[0019] Figure 6 It is the whole structure schematic view of the gauge clamping seat of the utility model.

[0020] In the figure: 1, gauge base; 11, limit positioning fixed bolt; 2, clamping piece; 21, movable clamp seat; 22, fixed clamp seat; 23, clamping head; 231, sliding rail; 232, spring; 24, clamp seat fixed bolt; 3, taper inspection assembly; 31, sliding seat body; 32, sliding block; 33, gauge clamping seat; 331, fixed bottom plate; 332, bottom plate fixed bolt; 333, gauge clamping hole; 334, clamping fixed bolt; 34, inspection pressure valve; 341, inspection contact head. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model more clear, the technical scheme in the embodiments of the utility model is clearly and completely described, obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the protection scope of the utility model.

[0022] The plunger pump plunger taper simple gauge provided by the embodiments of the application solves that the taper of the plunger pump plunger is one of important factors affecting the sealing property and working efficiency. Therefore, in the production and maintenance process of the plunger pump, the taper of the plunger needs to be accurately detected. However, the gauge related to taper detection is mostly heavy and precious, is generally arranged at a fixed place in a laboratory or workshop, and the measurement steps are complicated, which leads to the problems of trouble and time consumption in detection.

[0023] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the drawings of the specification and specific embodiments.

[0024] The embodiments of the utility model disclose a plunger pump plunger taper simple gauge.

[0025] According to the drawings, Figures 1-6

[0026] ​The taper checking assembly 3 is fixedly connected with the gauge base 1 at the bottom, and one end of the taper checking assembly 3 is fixedly connected with the clamping piece 2, wherein the clamping piece 2 comprises a movable clamp seat 21 and a fixed clamp seat 22, wherein the taper checking assembly 3 comprises a sliding seat body 31, a gauge clamping seat 33 and a checking pressure valve 34, the gauge clamping seat 33 is slidingly connected in the sliding seat body 31, and the checking pressure valve 34 is fixedly connected in the gauge clamping seat 33, in use, the plunger of the plunger pump is inserted between the movable clamp seat 21 and the fixed clamp seat 22 for fixation, the sliding seat body 31 and the clamping piece 2 have the same included angle as the taper of the plunger of the plunger pump, for example, when the taper of the plunger of the plunger pump is 6.6 degrees, the included angle is 6.6 degrees, so that the checking pressure valve 34 slides in parallel with the plunger of the plunger pump on the surface of the plunger of the plunger pump, when the checking pressure valve 34 is moved, the checking pressure valve 34 does not move on the surface, and when there is a difference in the correct dynamic number, it indicates that there is an error and the checking is completed.

[0027] The bottom of the gauge clamping seat 33 is fixedly connected with a fixed bottom plate 331, the fixed bottom plate 331 is provided with a bottom plate fixing bolt 332, the gauge clamping seat 33 is provided with a clamping fixing bolt 334 at the top end, and the taper checking assembly 3 further comprises a sliding block 32, the fixed bottom plate 331 is fixedly connected on the upper end of the sliding block 32 through the bottom plate fixing bolt 332, the sliding block 32 is slidingly connected in the sliding seat body 31, and the sliding block 32 is used for fixing the gauge clamping seat 33 and sliding in the fixed bottom plate 331.

[0028] One end of the checking pressure valve 34 is fixedly connected with a checking contact 341, the end close to the checking contact 341 of the checking pressure valve 34 is arranged in the gauge clamping hole 333, the checking pressure valve 34 is fixedly connected on the gauge clamping hole 333 through the clamping fixing bolt 334, the checking contact 341 is in contact with the workpiece to be detected at all times, when the taper of the workpiece is inconsistent, the checking contact 341 is pressed and the checking pressure valve 34 is transmitted to cause the value to change.

[0029] The limit positioning fixing bolt 11 is arranged on the gauge base 1 and fixedly connected at both ends of the sliding seat body 31, the position of the limit fixing bolt 11 can change the included angle and simultaneously plays a role of limiting and fixing the sliding seat body 31.

[0030] The bottom end of the movable clamp seat 21 and the fixed clamp seat 22 is fixedly connected with a clamp seat fixing bolt 24, and the movable clamp seat 21 and the fixed clamp seat 22 are both provided with clamping heads 23, the clamping heads 23 are provided with two groups, one group of the clamping heads 23 is fixedly connected on the fixed clamp seat 22, and the other group of the clamping heads 23 is slidingly connected in the movable clamp seat 21, the top end of the clamping head 23 slidingly connected in the movable clamp seat 21 is fixedly connected with a sliding handle 231, the back end of the clamping head 23 is fixedly connected with a spring 232, the other end of the spring 232 is fixedly connected in the movable clamp seat 21, the clamping head 23 is inserted into the plunger of the plunger pump, and when in use, the sliding handle 231 is pushed back first, so that the clamping head 23 in the movable clamp seat 21 is retracted, then the plunger of the plunger pump is inserted into the clamping head 23 in the fixed clamp seat 22, the sliding handle 231 is released, the clamping head 23 is inserted into the plunger of the plunger pump under the action of the spring 232 and is fixed.

[0031] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only for illustrating the principle of the utility model, and the utility model can have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. A simple gauge for checking the taper of a plunger of a plunger pump, comprising a taper checking assembly (3), characterized in that, The taper inspection assembly (3) is fixedly connected with a gauge base (1) at the bottom, and one end of the taper inspection assembly (3) is fixedly connected with a clamping piece (2). The clamping piece (2) comprises a movable clamping seat (21) and a fixed clamping seat (22). The taper inspection assembly (3) comprises a sliding seat body (31), a gauge clamping seat (33) and an inspection pressure valve (34). The gauge clamping seat (33) is slidingly connected in the sliding seat body (31), and the inspection pressure valve (34) is fixedly connected in the gauge clamping seat (33).

2. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 1, characterized in that: The bottom of the gauge clamping seat (33) is fixedly connected with a fixed bottom plate (331), the fixed bottom plate (331) is provided with a bottom plate fixing bolt (332), the gauge clamping seat (33) is provided with a gauge clamping hole (333), and the top end of the gauge clamping seat (33) is provided with a clamping fixing bolt (334).

3. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 2, characterized in that: The taper inspection assembly (3) further comprises a sliding block (32), the fixed bottom plate (331) is fixedly connected on the upper end of the sliding block (32) through the bottom plate fixing bolt (332), and the sliding block (32) is slidingly connected in the sliding seat body (31).

4. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 2, characterized in that: One end of the inspection pressure valve (34) is fixedly connected with an inspection contact (341), the end, close to the inspection contact (341), of the inspection pressure valve (34) is arranged in the gauge clamping hole (333), and the inspection pressure valve (34) is fixedly connected on the gauge clamping hole (333) through the clamping fixing bolt (334).

5. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 1, characterized in that: The gauge base (1) is provided with a limiting positioning fixing bolt (11), and the limiting positioning fixing bolt (11) is fixedly connected at both ends of the sliding seat body (31).

6. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 1, characterized in that: The bottom of the movable clamping seat (21) and the fixed clamping seat (22) is fixedly connected with a clamping seat fixing bolt (24), the movable clamping seat (21) and the fixed clamping seat (22) are provided with clamping heads (23), the clamping heads (23) are provided with two groups, one group of the clamping heads (23) is fixedly connected on the fixed clamping seat (22), and the other group of the clamping heads (23) is slidingly connected in the movable clamping seat (21).

7. A simple gauge for checking the taper of a plunger of a plunger pump according to claim 6, characterized in that: The top end of the clamping head (23) slidingly connected in the movable clamping seat (21) is fixedly connected with a sliding block (231), the back end of the clamping head (23) is fixedly connected with a spring (232), and the other end of the spring (232) is fixedly connected in the movable clamping seat (21).

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