CN215639366U - Plunger subassembly clearance examines utensil - Google Patents
Plunger subassembly clearance examines utensil Download PDFInfo
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- CN215639366U CN215639366U CN202121965932.1U CN202121965932U CN215639366U CN 215639366 U CN215639366 U CN 215639366U CN 202121965932 U CN202121965932 U CN 202121965932U CN 215639366 U CN215639366 U CN 215639366U
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- plunger
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- bracket
- clearance
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Abstract
A plunger assembly clearance gauge. The problems of difficulty in measuring the clearance of the existing plunger and complex structure are solved. The sliding block is matched with the third support in a sliding mode, and a measuring instrument used for measuring the movement clearance of the plunger is arranged on the third support. The utility model has the advantages that the sliding shoe is locked by the locking assembly, the plunger is moved by the sliding block, and the measurement of the measuring instrument is convenient. The plunger assembly clearance measuring device has the advantages of reasonable design, simple structure, convenience in use, strong universality, convenience in assembly, reliability in action, long service life and the like, can be flexibly suitable for the clearance measuring problem of plunger assemblies of various types and specifications, and ensures the quality of finished plunger assemblies.
Description
Technical Field
The utility model relates to the field of plunger pump assembly measuring devices, in particular to a plunger assembly clearance gauge.
Background
The plunger piston shoe assembly is a key part in the swash plate type plunger pump, and a plurality of groups of piston shoes and plungers are matched for use, so that the plunger pump has the characteristics of small volume and high pressure, and the plunger pump becomes the optimal power source of engineering machinery due to the characteristics. The plunger and the sliding shoe are connected through the ball head, the connection must be tight, the clearance between the plunger and the sliding shoe is a very important parameter, the clearance between the plunger and the sliding shoe should be within 0.10 mm after the operation of the general plunger pump, otherwise, the operation of the plunger pump is noisy, the efficiency is low, and the service life of the plunger pump is seriously influenced, so the clearance between the plunger and the sliding shoe must be measured before the plunger sliding shoe assembly is installed.
However, since the plunger and the slipper are connected through the ball head, the gap between the plunger and the slipper is inconvenient to measure, and therefore the gap is usually measured through a gauge. The detection tool is a simple tool for controlling various sizes (such as aperture, space size and the like) of products by industrial production enterprises, improves the production efficiency and controls the quality, and is suitable for mass production of the products. However, the existing distance for measuring the clearance of the plunger usually directly pulls the plunger for measurement, the plunger is not convenient to pull, and the plunger is easy to interfere to influence the measurement precision.
SUMMERY OF THE UTILITY MODEL
The utility model provides a plunger assembly clearance gauge, aiming at solving the problems of difficulty in measuring the clearance of the existing plunger assembly and complex structure in the background technology.
The technical scheme of the utility model is as follows: the plunger assembly clearance gauge comprises a base, wherein a first support, a second support and a third support are arranged on the base, a locking assembly used for being matched with the second support to lock a sliding shoe is arranged on the first support, a sliding block used for placing a plunger and driving the plunger to move is arranged between the second support and the third support, the sliding block is matched with the third support in a sliding mode, and a measuring instrument used for measuring the movement clearance of the plunger is arranged on the third support.
As a further improvement of the utility model, a press block is arranged on the slide block, and the press block and the slide block are matched to form a mounting hole for the plunger to pass through and enable the plunger to be linked with the slide block.
As a further improvement of the utility model, a first mounting groove is arranged on the sliding block, a second mounting groove is arranged on the pressing block, and the first mounting groove and the second mounting groove are matched with each other to form the mounting hole.
As a further improvement of the utility model, the first mounting groove is V-shaped or semicircular, and the second mounting groove is V-shaped or semicircular.
As a further improvement of the utility model, a guide post is arranged between the second bracket and the third bracket, and the slide block is arranged on the guide post and matched with the guide post in a sliding way.
As a further improvement of the utility model, the slide block is provided with a driving handle which is convenient for driving the slide block to slide.
As a further improvement of the utility model, the base is provided with a sliding groove, and the third support is fixed on the base through the sliding groove and has an adjustable distance with the second support.
As a further improvement of the utility model, the measuring instrument is a dial indicator or a dial indicator.
As a further improvement of the utility model, the second bracket is provided with a pressing plate for placing the sliding shoes to enable the sliding shoes to be axially limited, and the pressing plate is provided with a U-shaped groove for supporting the sliding shoes.
As a further improvement of the utility model, the locking assembly comprises a jacking rod and a jacking sleeve for jacking the sliding shoe, and the jacking rod is arranged on the first bracket and is in threaded connection with the first bracket.
The utility model has the advantages that the sliding shoe is locked by the locking assembly, the plunger is moved by the sliding block, and the measurement of the measuring instrument is convenient. The plunger assembly clearance measuring device has the advantages of reasonable design, simple structure, convenience in use, strong universality, convenience in assembly, reliability in action, long service life and the like, can be flexibly suitable for the clearance measuring problem of plunger assemblies of various types and specifications, and ensures the quality of finished plunger assemblies.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view in another direction of fig. 1.
Fig. 3 is a schematic front view of the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the embodiment of the present invention in operation.
In the figure, 1, a base; 11. a chute; 2. a first bracket; 21. a guide post; 22. pressing a plate; 221. a U-shaped groove; 3. a second bracket; 4. a third support; 5. a locking assembly; 51. a top pressure rod; 52. pressing the sleeve; 6. a slider; 61. mounting holes; 62. a first mounting groove; 63. a drive handle; 7. a measuring instrument; 8. briquetting; 81. a second mounting groove; 91. a slipper; 92. and a plunger.
Detailed Description
The embodiments of the utility model will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 and fig. 2-4, the plunger assembly clearance gauge comprises a base 1, wherein a first support 2, a second support 3 and a third support 4 are arranged on the base 1, a locking assembly 5 used for being matched with the second support 3 to lock a sliding shoe 91 is arranged on the first support 2, a sliding block 6 used for placing a plunger 92 and driving the plunger 92 to move is arranged between the second support 3 and the third support 4, the sliding block 6 is in sliding fit with the third support 4, and a measuring instrument 7 used for measuring the movement clearance of the plunger 92 is arranged on the third support 4. The utility model has the advantages that the sliding shoe is locked by the locking assembly, the plunger is moved by the sliding block, and the measurement of the measuring instrument is convenient. The plunger assembly clearance measuring device has the advantages of reasonable design, simple structure, convenience in use, strong universality, convenience in assembly, reliability in action, long service life and the like, can be flexibly suitable for the clearance measuring problem of plunger assemblies of various types and specifications, and ensures the quality of finished plunger assemblies.
The gap of the plunger assembly is further explained by combining the attached drawings,
the method comprises the following steps: loosening the screw for fixing the pressing block on the sliding block and moving away the pressing block;
step two: the rotary sliding shoe tightly fixes the jacking rod, and the sliding shoe locking jacking sleeve is withdrawn;
step three: the position of the sliding block is adjusted, so that the sliding shoe of the plunger assembly can be placed on the pressing plate of the second bracket, and the plunger is placed on the sliding block;
step four: rotating a jacking rod for tightening the sliding shoes to enable the jacking sleeve to be tightly attached to the surfaces of the sliding shoes and locked on a pressing plate of the second support to limit the sliding shoes; meanwhile, a pressing block is fixed on the sliding block by using a screw to press the plunger on the sliding block;
step five: and adjusting the position of the third bracket to enable the measuring instrument to be tightly attached to the tail end of the plunger, and enabling the measuring instrument such as a dial indicator to be in a pre-tightening state.
When the clearance of the plunger assembly is measured,
the method comprises the following steps: moving the slide block;
step two: observing the change of the dial indicator;
step three: multiple measurements determine the gap.
The sliding block 6 is provided with a pressing block 8, the pressing block 8 is matched with the sliding block 6 to form a mounting hole 61 for the plunger to pass through, and the plunger 92 is enabled to be linked with the sliding block 6. The structure can realize reliable compression of the plunger piston through the matching of the pressing block and the sliding block, so that the sliding block can reliably drive the plunger piston to move when moving, the product structure is simple, and the action is convenient and reliable.
A guide post 21 is arranged between the second bracket 3 and the third bracket 4, and the slide block 6 is arranged on the guide post 21 and is in sliding fit with the guide post 21. The guide post is arranged to be suitable for the inspection of various plunger assemblies, the assembly state of the movement of the plunger and the immobility of the sliding shoe can be simulated, the structure is simple, the linearity of the movement of the sliding block is good, convenience and reliability are realized, the detection is more accurate, and the interference is not easy.
The sliding block 6 is provided with a driving handle 63 which is convenient for driving the sliding block 6 to slide. The driving handle can conveniently and quickly drive the sliding block to slide linearly, and the driving is convenient and quick.
The base 1 on be equipped with spout 11, the third support 4 be fixed in on the base 1 through spout 11 and with the second support 3 between the interval adjustable. Therefore, the positions of the third bracket and the sliding block can be adjusted, so that the product can be suitable for detection of different plungers.
The measuring instrument 7 is a dial indicator or a dial indicator. Thus, the product detection precision is higher.
The second bracket 3 is provided with a pressing plate 22 for placing the sliding shoe 91 so that the sliding shoe 91 is axially limited, and the pressing plate 22 is provided with a U-shaped groove 221 for supporting the sliding shoe 91. The structure is convenient for limiting and fixing the sliding shoes, can be matched with the limiting and fixing of the sliding shoes of different plunger assemblies, and is simple in structure, convenient and reliable to fix.
The locking assembly 5 comprises a jacking rod 51 and a jacking sleeve 52 for jacking the sliding shoe 91, wherein the jacking rod 51 is arranged on the first bracket 2 and is in threaded connection with the first bracket 2. The top pressure rod can be adjusted to lock the sliding shoe, so that the structure is simple, and the fixing is convenient and reliable.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.
Claims (10)
1. The plunger assembly clearance gauge is characterized by comprising a base (1), wherein a first support (2), a second support (3) and a third support (4) are arranged on the base (1), a locking assembly (5) used for being matched with the second support (3) to lock a sliding shoe (91) is arranged on the first support (2), a sliding block (6) used for placing a plunger (92) and driving the plunger (92) to move is arranged between the second support (3) and the third support (4), the sliding block (6) is matched with the third support (4) in a sliding mode, and a measuring instrument (7) used for measuring the movement clearance of the plunger (92) is arranged on the third support (4).
2. The plunger assembly clearance gauge according to claim 1, wherein a pressing block (8) is arranged on the sliding block (6), the pressing block (8) and the sliding block (6) are matched to form a mounting hole (61) for the plunger to pass through, and the plunger (92) is linked with the sliding block (6).
3. The plunger assembly clearance gauge according to claim 2, wherein the slider (6) is provided with a first mounting groove (62), the pressing block (8) is provided with a second mounting groove (81), and the first mounting groove (62) and the second mounting groove (81) are matched with each other to form the mounting hole (61).
4. The plunger assembly clearance gauge of claim 3, wherein the first mounting groove (62) is V-shaped or semicircular, and the second mounting groove (81) is V-shaped or semicircular.
5. The plunger assembly clearance gauge according to claim 1, wherein a guide post (21) is arranged between the second bracket (3) and the third bracket (4), and the slider (6) is arranged on the guide post (21) and is in sliding fit with the guide post (21).
6. The plunger assembly clearance gauge according to claim 1, wherein the slider (6) is provided with a driving handle (63) for driving the slider (6) to slide.
7. The plunger assembly clearance gauge according to claim 1, wherein the base (1) is provided with a sliding groove (11), and the third bracket (4) is fixed on the base (1) through the sliding groove (11) and has an adjustable distance with the second bracket (3).
8. The plunger assembly clearance gauge according to claim 1, wherein the measuring instrument (7) is a dial indicator or a dial indicator.
9. The plunger assembly gap gauge according to claim 1, wherein a pressing plate (22) for placing the sliding shoe (91) so as to axially limit the sliding shoe (91) is arranged on the second bracket (3), and a U-shaped groove (221) for supporting the sliding shoe (91) is arranged on the pressing plate (22).
10. The plunger assembly clearance gauge according to claim 1, wherein the locking assembly (5) comprises a pressing rod (51) and a pressing sleeve (52) for pressing the sliding shoe (91), and the pressing rod (51) is arranged on the first bracket (2) and is in threaded connection with the first bracket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121965932.1U CN215639366U (en) | 2021-08-20 | 2021-08-20 | Plunger subassembly clearance examines utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121965932.1U CN215639366U (en) | 2021-08-20 | 2021-08-20 | Plunger subassembly clearance examines utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215639366U true CN215639366U (en) | 2022-01-25 |
Family
ID=79900035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121965932.1U Active CN215639366U (en) | 2021-08-20 | 2021-08-20 | Plunger subassembly clearance examines utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215639366U (en) |
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2021
- 2021-08-20 CN CN202121965932.1U patent/CN215639366U/en active Active
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