CN211977838U - Plunger outer diameter precision detection device of high-pressure plunger pump - Google Patents
Plunger outer diameter precision detection device of high-pressure plunger pump Download PDFInfo
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- CN211977838U CN211977838U CN202021140502.1U CN202021140502U CN211977838U CN 211977838 U CN211977838 U CN 211977838U CN 202021140502 U CN202021140502 U CN 202021140502U CN 211977838 U CN211977838 U CN 211977838U
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000003746 surface roughness Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses a plunger external diameter precision detection device of high-pressure plunger pump, a pedestal, the top outer wall of base has the second backup pad through the bolt fastening, and the top outer wall of second backup pad has fixed measuring plate through the bolt fastening, and the top outer wall of base has first backup pad through the bolt fastening, and one side outer wall of first backup pad has the cylinder through the bolt fastening, and the piston rod outer wall of cylinder has the telescopic link through the bolt fastening, and the top outer wall of base has the fixed block through the bolt fastening, and the outer wall sliding connection of telescopic link is on the inner wall of fixed block. The utility model discloses utilize mechanical mechanism, the clamping action of cooperation activity measuring board and fixed measuring board, then recycle laser range finder's range finding principle, do the external diameter that poor can reach the plunger, compare traditional artifical slide caliper and measure, this device has not only improved measurement of efficiency, can also improve the stability that detects, and this device structure is also comparatively simple in addition, has reduced use and manufacturing cost.
Description
Technical Field
The utility model relates to a plunger external diameter detects technical field, especially relates to a plunger external diameter precision detection device of high-pressure plunger pump.
Background
At plunger matching parts processing enterprise, the high accuracy measurement of external diameter is very frequent, and the conventional micrometer that uses measures the external diameter, nevertheless because the micrometer is measured and is influenced by operative employee's gesture, dynamics and produce certain measuring error, and the micrometer measuring speed is slower in addition, in the big batch course of working of plunger, has certain limitation.
Through retrieval, the Chinese patent with publication number CN210426505U discloses a plunger outer diameter detection device, which comprises a base, an outer ring, an inner ring and a gap detector, wherein the outer ring is connected with the base, inner ring mounting holes are arranged on the outer ring and the base, the inner ring penetrates through the inner ring mounting hole and is supported and connected with the outer ring through a support ring connected with the outer side of the upper end of the inner ring, a plunger positioning hole for positioning a plunger is arranged in the inner ring, an air inlet is arranged on one side of the outer ring, the outer end of the air inlet is connected with the gap detector through a connector, the inner end of the air inlet is communicated with a circle of air guide groove arranged on the inner side of the outer ring, a plurality of horizontal air inlet pipes are arranged on the inner ring, the outer end of each air inlet pipe is communicated with the air guide groove, the inner end of each air inlet pipe is communicated with the plunger, the clearance detector is connected with an air source and a power supply.
The above patents suffer from the following disadvantages: it utilizes clearance detector and air current to detect the external diameter, and at first, this kind of mode requires too high to the leakproofness of each junction of device to the input to the cost is great, and secondly, it utilizes the mode that gaseous touchhing plunger returned back entering blast pipe, because the space that the plunger is located is open space, and its air current easily receives the environmental impact and directly causes the influence to detecting the precision, and the stability in use is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the plunger external diameter precision detection device of a high pressure plunger pump who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a plunger external diameter precision detection device of high pressure plunger pump, the on-line screen storage device comprises a base, the top outer wall of base has the second backup pad through the bolt fastening, the top outer wall of second backup pad has fixed measuring plate through the bolt fastening, the top outer wall of base has first backup pad through the bolt fastening, one side outer wall of first backup pad has the cylinder through the bolt fastening, the piston rod outer wall of cylinder has the telescopic link through the bolt fastening, the top outer wall of base has the fixed block through the bolt fastening, the outer wall sliding connection of telescopic link is on the inner wall of fixed block, the opposite side outer wall of telescopic link has the regulating block through the bolt fastening, one side outer wall of regulating block is provided with the activity and measures the board, the symmetry both sides outer wall that the telescopic link is close to first backup pad all has the flank through the bolt fastening, one side.
As a further aspect of the present invention: the two laser range finders correspond to the two side wings respectively.
As a further aspect of the present invention: the top outer wall sliding connection of base has first slider, and the top outer wall of first slider passes through the bolt fastening and has the solid fixed ring in advance.
As a further aspect of the present invention: the inner wall of regulating block is provided with the spout, and the inner wall sliding connection of spout has the second slider, and activity measuring board fixed mounting is on the outer wall of second slider.
As a further aspect of the present invention: the surface roughness of the surface of the movable measuring plate matched with the surface of the fixed measuring plate is less than Ra1.6.
As a further aspect of the present invention: and a first reinforcing rib is fixed on the outer wall of one side, opposite to the base, of the second supporting plate through a bolt, and a second reinforcing rib is fixed on the outer wall of one side, opposite to the base, of the fixed measuring plate through a bolt.
As a further aspect of the present invention: the outer wall of the top of the base is fixedly provided with a switch button and a display screen respectively, the switch button is electrically connected with the air cylinder, and the display screen is electrically connected with the laser range finder.
Compared with the prior art, the utility model provides a plunger external diameter precision detection device of high-pressure plunger pump possesses following beneficial effect:
1. this high pressure plunger pump's plunger external diameter precision detection device utilizes mechanical mechanism, and the clamping action of cooperation activity measuring board and fixed measuring board, then recycles laser range finder's range finding principle, does the external diameter that poor can reachs the plunger, compares traditional artifical slide caliper and measures, and this device has not only improved measurement of efficiency, can also improve the stability that detects, and this device structure is also comparatively simple in addition, has reduced use and manufacturing cost.
2. This high pressure plunger pump's plunger external diameter precision detection device measures the board through being provided with the activity, measures the board and measures the board with fixed after pressing from both sides the tight reading of plunger, can promote the activity and measure the board, makes it slide along the regulating block, drives the plunger through frictional force and rotates to measure other radial dimensions to the plunger, improved the use flexibility of device.
3. This high pressure plunger pump's plunger external diameter precision detection device, through being provided with first stiffening rib and second stiffening rib, because the activity is measured the board and is cooperated when pressing from both sides tight plunger with fixed measuring board, fixed measuring board can receive the reaction force, and the precision that detects uses fixed measuring board as the benchmark, if fixed measuring board position takes place to change, then great reduction precision of meeting, and the setting of first stiffening rib and second stiffening rib, the reaction force that the fixed measuring board received that can be fine, thereby the detection precision of this device has been improved.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.
Drawings
Fig. 1 is a schematic structural view of a precision detection device for the outer diameter of a plunger of a high-pressure plunger pump according to the present invention;
fig. 2 is a schematic side view of a precision detecting device for the outer diameter of the plunger of the high-pressure plunger pump according to the present invention;
fig. 3 is a schematic view of a overlooking structure of the precision detecting device for the outer diameter of the plunger of the high-pressure plunger pump provided by the utility model.
In the figure: the device comprises a base 1, a first sliding block 2, a pre-fixing ring 3, a first supporting plate 4, a switch button 5, a display screen 6, a cylinder 7, a lateral wing 8, a fixing block 9, a regulating block 10, a movable measuring plate 11, a first reinforcing rib 12, a second reinforcing rib 13, a second supporting plate 14, a fixed measuring plate 15, a second sliding block 16, a telescopic rod 17 and a laser range finder 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
A precision detection device for the outer diameter of a plunger of a high-pressure plunger pump is disclosed, in order to improve the detection stability, as shown in figures 1 and 2, the precision detection device comprises a base 1, a second supporting plate 14 is fixed on the outer wall of the top of the base 1 through bolts, a fixed measuring plate 15 is fixed on the outer wall of the top of the second supporting plate 14 through bolts, a first supporting plate 4 is fixed on the outer wall of the top of the base 1 through bolts, a cylinder 7 is fixed on the outer wall of one side of the first supporting plate 4 through bolts, an expansion link 17 is fixed on the outer wall of a piston connecting rod of the cylinder 7 through bolts, a fixed block 9 is fixed on the outer wall of the top of the base 1 through bolts, the outer wall of the expansion link 17 is connected to the inner wall of the fixed block 9 in a sliding manner, an adjusting block 10 is fixed on the outer wall of the other side of the expansion link 17 through, the outer wall of one side, close to the telescopic rod 17, of the first supporting plate 4 is fixedly provided with two laser range finders 18 through bolts, the two laser range finders 18 correspond to the two side wings 8 respectively, the outer wall of the top of the base 1 is connected with a first sliding block 2 in a sliding mode, and the outer wall of the top of the first sliding block 2 is fixedly provided with a pre-fixing ring 3 through bolts; before the device is used, the air cylinder 7 is started firstly, the movable measuring plate 11 is attached to the fixed measuring plate 15, information of the position of the side wing 8 measured by the laser range finder 18 is used as a reference position, when measurement is needed, the plunger is placed into the pre-fixing ring 3, the position of the pre-fixing ring 3 is limited preliminarily, then the air cylinder 7 is started, a piston connecting rod of the air cylinder 7 extends out to drive the telescopic rod 17 to slide along the inner wall of the fixed block 9, then the movable measuring plate 11 is driven to approach the fixed measuring plate 15 through the adjusting block 10 until the plunger is clamped by matching with the fixed measuring plate 15, at the moment, the position of the side wing 8 can be recorded again by the laser range finder 18, the difference is made between the position information and the reference position, and the; in this device, utilize mechanical mechanism completely, the clamping action of cooperation activity measuring board 11 and fixed measuring board 15, then recycle laser range finder 18's range finding principle, do the external diameter that poor can reach the plunger, compare traditional artifical slide caliper and measure, this device has not only improved measurement of efficiency, can also improve the stability that detects, and this device structure is also comparatively simple in addition, has reduced use and manufacturing cost.
In order to improve the detection flexibility, as shown in fig. 1, a sliding groove is formed in the inner wall of the adjusting block 10, a second sliding block 16 is connected to the inner wall of the sliding groove in a sliding manner, the movable measuring plate 11 is fixedly installed on the outer wall of the second sliding block 16, and after the plunger is clamped by the movable measuring plate 11 and the fixed measuring plate 15 for reading for one time, the movable measuring plate 11 can be pushed to slide along the adjusting block 10 and drive the plunger to rotate through friction force, so that other radial dimensions are measured, and the use flexibility of the device is improved.
In order to improve the detection accuracy, as shown in fig. 1, the surface roughness of the surface where the movable measuring plate 11 and the fixed measuring plate 15 are matched with each other is less than ra 1.6; the roughness of the movable measuring plate 11 and the fixed measuring plate 15 is ensured, so that the detection accuracy can be effectively improved.
In order to further improve the detection accuracy, as shown in fig. 1, a first reinforcing rib 12 is fixed on the outer wall of the second supporting plate 14 opposite to the base 1 through a bolt, and a second reinforcing rib 13 is fixed on the outer wall of the measuring plate 15 opposite to the base 1 through a bolt; because the activity is measured board 11 and is measured board 15 with fixed when cooperating the tight plunger of clamp, fixed measurement board 15 can receive reaction force, and the precision that detects uses fixed measurement board 15 as the benchmark, if fixed measurement board 15 position takes place to change, then great reduction precision, and the setting of first stiffening rib 12 and second stiffening rib 13, the reaction force that 15 received is measured to the fixed measurement board of balance that can be fine to the detection precision of this device has been improved.
In order to improve the detection efficiency, as shown in fig. 1, a switch button 5 and a display screen 6 are respectively and fixedly installed on the outer wall of the top of the base 1, the switch button 5 is electrically connected with the cylinder 7, and the display screen 6 is electrically connected with the laser range finder 18; the on-off of the air cylinder 7 can be controlled by the switch button 5, and the reading can be directly displayed on the display screen 6.
The working principle is as follows: in the embodiment, when the device is used, the start and stop of the cylinder 7 can be controlled by the switch button 5, before measurement, the cylinder 7 is started firstly to enable the movable measuring plate 11 to be attached to the fixed measuring plate 15, at the moment, the information of the position of the flank 8 measured by the laser range finder 18 is taken as a reference position, when measurement is needed, the plunger is placed in the pre-fixing ring 3, the position of the pre-fixing ring 3 is limited preliminarily, then the cylinder 7 is started, the piston connecting rod of the cylinder 7 extends out to drive the telescopic rod 17 to slide along the inner wall of the fixed block 9, then the movable measuring plate 11 is driven to approach the fixed measuring plate 15 through the adjusting block 10 until the plunger is clamped by the fixed measuring plate 15, at the moment, the position of the flank 8 can be recorded again by the laser range finder 18, the difference is made with the reference position information, the obtained outer diameter of the plunger is obtained, when the movable measuring plate, can promote activity and measure board 11, make it slide along regulating block 10, drive the plunger through frictional force and rotate to measure other radial dimensions, the reaction force that fixed measurement board 15 received can be balanced in the setting of first stiffening rib 12 and second stiffening rib 13, and the reading can directly be shown on display screen 6 in addition.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A plunger outer diameter precision detection device of a high-pressure plunger pump comprises a base (1) and is characterized in that a second supporting plate (14) is fixed on the outer wall of the top of the base (1) through bolts, a fixed measuring plate (15) is fixed on the outer wall of the top of the second supporting plate (14) through bolts, a first supporting plate (4) is fixed on the outer wall of the top of the base (1) through bolts, an air cylinder (7) is fixed on the outer wall of one side of the first supporting plate (4) through bolts, a telescopic rod (17) is fixed on the outer wall of a piston connecting rod of the air cylinder (7) through bolts, a fixed block (9) is fixed on the outer wall of the top of the base (1) through bolts, the outer wall of the telescopic rod (17) is connected to the inner wall of the fixed block (9) in a sliding mode, an adjusting block (10) is fixed on the outer wall of, the outer walls of two symmetrical sides of the telescopic rod (17) close to the first supporting plate (4) are both fixed with side wings (8) through bolts, and the outer wall of one side of the first supporting plate (4) close to the telescopic rod (17) is fixed with two laser range finders (18) through bolts.
2. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that the two laser range finders (18) correspond to the two side wings (8) respectively.
3. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that a first sliding block (2) is connected to the outer wall of the top of the base (1) in a sliding mode, and a pre-fixing ring (3) is fixed to the outer wall of the top of the first sliding block (2) through bolts.
4. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that a sliding groove is formed in the inner wall of the adjusting block (10), a second sliding block (16) is connected to the inner wall of the sliding groove in a sliding mode, and the movable measuring plate (11) is fixedly installed on the outer wall of the second sliding block (16).
5. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that the surface roughness of the surface, matched with the fixed measuring plate (15), of the movable measuring plate (11) is less than Ra1.6.
6. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that a first reinforcing rib (12) is fixed on the outer wall of the second support plate (14) on the side opposite to the base (1) through a bolt, and a second reinforcing rib (13) is fixed on the outer wall of the second support plate (15) on the side opposite to the base (1) through a bolt.
7. The plunger outer diameter precision detection device of the high-pressure plunger pump is characterized in that a switch button (5) and a display screen (6) are fixedly mounted on the outer wall of the top of the base (1), the switch button (5) is electrically connected with the air cylinder (7), and the display screen (6) is electrically connected with the laser range finder (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021140502.1U CN211977838U (en) | 2020-06-18 | 2020-06-18 | Plunger outer diameter precision detection device of high-pressure plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021140502.1U CN211977838U (en) | 2020-06-18 | 2020-06-18 | Plunger outer diameter precision detection device of high-pressure plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211977838U true CN211977838U (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021140502.1U Expired - Fee Related CN211977838U (en) | 2020-06-18 | 2020-06-18 | Plunger outer diameter precision detection device of high-pressure plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211977838U (en) |
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2020
- 2020-06-18 CN CN202021140502.1U patent/CN211977838U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 |