CN203605863U - A piston projecting amount measurement tool and a measurement apparatus - Google Patents
A piston projecting amount measurement tool and a measurement apparatus Download PDFInfo
- Publication number
- CN203605863U CN203605863U CN201320670857.5U CN201320670857U CN203605863U CN 203605863 U CN203605863 U CN 203605863U CN 201320670857 U CN201320670857 U CN 201320670857U CN 203605863 U CN203605863 U CN 203605863U
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- China
- Prior art keywords
- support member
- pedestal
- measuring appliance
- installation portion
- groove
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- Expired - Lifetime
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- 238000005259 measurement Methods 0.000 title claims abstract description 37
- 238000009434 installation Methods 0.000 claims abstract description 31
- 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 claims description 48
- 238000012856 packing Methods 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a measurement tool and a measurement apparatus for measuring a piston projecting amount. The measurement tool comprises a base body. The base body is provided with a measurer installation part, a first support member and a second support member. The measurer installation part is arranged between the first support member and the second support member, wherein the first support member and the second support member can separately move relative to the base body, so that the distance between the first support member and the measurer installation part and the distance between the second support member and the measurer installation part can be respectively adjusted. The piston projecting amount measurement tool that the utility model relates to is simple in structure and convenient to operate; and through the combination with a measurer, random points on a piston can be measured without interfering with any position, so that the precision of measurement and good repeatability of data can be ensured.
Description
Technical field
The utility model relates to frock and the device for measuring, and relates to specifically measurement frock and measurement mechanism for measuring engine piston bulge quantity.
Background technology
In engine piston protrusion measuring in the past, on 100 × 60 × 50 millimeters of gauge stands of normal employing, load onto a digital display centimeter and carry out cantilever measurement, measuring method is: on the limit, cylinder hole of body end face, place this piston protrusion measuring device with digital display centimeter, the digital display centimeter head of measurement mechanism first carries out zero processing at body end face, then, while producing reading when digital display centimeter head is protruded by piston, its reading is piston bulge quantity.Measure four points on piston, the bulge quantity using the maximal value of these four measuring point place measured values as this piston, and the reading of piston in the time of top dead centre is the maximum bulge quantity of piston.But there is following shortcoming in this kind of measuring method: 1, measuring frock gauge stand has a heavy stand that to get out of the way piston when measuring and to protrude body end face, heavy stand height is little, be not easy to see the position of digital display centimeter head, therefore while measurement, careless a little heavy stand limit is easy to be pressed in piston-top surface, causes measuring error; 2, because the weight great disparity of relative 100 × 60 × 50 mm size bases of digital display centimeter weight is not very large, and it is long between the center of gravity of digital display centimeter relative base, to overhang while measuring, makes the easy perk of the other end of gauge stand, thereby makes measuring error unstable; 3,, because gauge stand is large in the contact area of body end face, in the time of the piston bulge quantity of measuring between 2,3 cylinders, measurement mechanism will be pressed onto on another piston, causes and cannot measure.
For another example, notification number is that the Chinese utility model patent of CN201476731U discloses a kind of upper dead point measurement tool of engine piston, described measurement frock comprises clamping sleeve, annular knurl flat head screw, percentage table cover, spring, gauge rod, dial gauge base, screw, dial gauge, described clamping sleeve is inlayed into described percentage table cover, described annular knurl flat head screw is screwed into described percentage table cover screw, described spring fitting is to described gauge rod, described gauge rod is put in described dial indicator holder again, described screw is screwed into described dial gauge base screw, described percentage table cover is screwed into described dial gauge base, finally dial gauge being put into described clamping sleeve compresses.There is following defect in this measurement frock: if 1, the cylindrical seat area with certain width is too large, can be pressed onto other cylinders (even piston) upper, cause and cannot measure; If area is too little, be unfavorable for that frock fixes, and the versatility of this frock is not strong; 2, on base, insert gauge rod, dial gauge is arranged on gauge rod, and therefore the center of gravity relative contact of dial gauge is too far away from.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of piston protrusion measuring frock, can measure arbitrfary point on piston, and easy to use.
The utility model by the following technical solutions.
A kind of frock of measuring, it comprises:
Pedestal, described pedestal is provided with measuring appliance installation portion;
The first support member and the second support member, described measuring appliance installation position is between described the first support member and described the second support member, wherein
Described the first support member and described the second support member respectively can relative to described pedestal move to regulate it separately and described measuring appliance installation portion between distance.
Preferably, described measuring appliance installation portion has patchhole, and the first support member and the second support member all have the surface of contact contacting with measured piece, and described surface of contact is all vertical with the center line of described patchhole.
Preferably, it also comprises the first fastening assembly and the second fastening assembly, described pedestal is provided with the first groove and the second groove, described the first fastening assembly is fixed described the first support member and described pedestal through described the first groove, described the second fastening assembly is fixed described the second support member and described pedestal through described the second groove, described the first fastening assembly can move along described the first groove, and described the second fastening assembly can move along described the second groove.
Preferably, described the first fastening assembly and described the second fastening assembly include wing nut, packing ring and double-screw bolt, one end of described double-screw bolt is fixed to described the first support member or described the second support member, the other end is provided with screw thread, and described wing nut is enclosed within on the thread end of described double-screw bolt described packing ring, described pedestal and described the first support member or described the second support member are tightened.
Preferably, described pedestal also arranges and is communicated with the screw of described patchhole, fastening bolt be screwed into described screw and enter described in insert in the hole, the center line of the vertical described patchhole of axis of wherein said fastening bolt.
Preferably, described pedestal is also included in the relative both sides of described measuring appliance installation portion and the support portion that described measuring appliance installation portion is wholely set, described support portion has relative end face and bottom surface, and described the first groove and described the second groove connect respectively described end face and described bottom surface.
Preferably, described measuring appliance installation portion protrudes from the end face of described support portion.
Preferably, the described surface of contact of described the first support member and described the second support member is all parallel to described bottom surface, and the described surface of contact of described the first support member and described the second support member is more or less the same in 0.005 millimeter to the distance of described bottom surface.
The piston protrusion measuring tool structure that the utility model relates to is simple, easy to operate, can arbitrarily measure arbitrfary point on piston and can not interfere with any position together with measuring appliance, guarantees the reproducible of the accuracy measured and data.
Another technical matters to be solved in the utility model is to provide a kind of piston protrusion measuring device, and described measurement mechanism comprises above-mentioned measurement frock and measuring appliance, and described installation portion is installed on described measuring appliance installation portion.
Preferably, described measuring appliance comprises dial gauge table body and gauge outfit, and described gauge outfit is through the described measuring appliance installation portion of described pedestal.
The piston protrusion measuring device that the utility model relates to can arbitrarily be measured arbitrfary point on piston and can not interfere with any position, guarantees the reproducible of the accuracy measured and data.
Accompanying drawing explanation
With reference to accompanying drawing, disclosure of the present utility model will be easier to understand.Those skilled in the art hold intelligible: these accompanying drawings are the object for illustrating only, and is not intended to protection domain of the present utility model to be construed as limiting.Wherein:
Fig. 1 is depicted as the structural representation of the piston protrusion measuring device that the utility model relates to.
Embodiment
For helping those skilled in the art can understand definitely the claimed theme of the utility model, describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, the structural representation that comprises the piston protrusion measuring device of measuring frock relating to for the utility model, described device be specially adapted to engine piston measure, comprise be used as the digital display centimeter of measuring appliance 15, for the pedestal 1 of dial gauge being installed and being located at the first support member 3, second support member 4 of pedestal 1 below.Pedestal 1 is provided with measuring appliance installation portion 2, and the support portion 21,22 being wholely set in relative both sides and the measuring appliance installation portion 2 of measuring appliance installation portion 2, and support portion 21,22 has relative end face 23,24 and bottom surface 25,26.Measuring appliance installation portion 2 has patchhole, and measuring appliance installation portion 2 protrudes from the end face 23,24 of support portion 21,22.Dial gauge comprises table body and gauge outfit 17, and gauge outfit 17 is through the patchhole 18 on the measuring appliance installation portion 2 of pedestal 1.
The gauge outfit 17 of dial gauge is between the first support member 3 and the second support member 4, and wherein the first support member 3, the second support member 4 can move to regulate respectively its distance separately and between dial gauge relative to pedestal 1.The bottom surface 25,26 of the first support member 3, the second support member 4 is the surface of contact 19,20 contacting with measured piece, and surface of contact 19,20 is all vertical with the center line 16 of patchhole, vertical with the axis of the gauge outfit 17 of dial gauge.Preferably, the first support member 3 is the first cushion block, and the second support member 4 is the second cushion block.The first cushion block and the second cushion block are equal height cushion block, and the surface of contact 19,20 of the first support member 3 and the second support member 4 is more or less the same in 0.005 millimeter to the distance of bottom surface 25,26.And the surface of contact 19,20 of first support member 3 and the second support member 4 is all parallel to bottom surface 25,26.
The utility model is the first support member 3 and 4 points of distances that are clipped between digital display centimeter of the second support member of rapid adjustment frock arbitrarily, and dial gauge is between the first support member 3 and the second support member 4, the axis of the gauge outfit 17 of dial gauge is perpendicular to two the first support members 3 that move, the second definite surface of support member 4, each support member is determined a supporting point position, the gauge outfit 17 of dial gauge can be adjusted to the distance of supporting point position like this, assurance can arbitrarily be measured the arbitrfary point on piston and can not interfered with any position, the accuracy of measuring and the measurement data repeatability having realized are guaranteed.Therefore this piston protrusion measuring device has dirigibility and the accuracy of measuring piston bulge quantity.
Pedestal 1 is provided with the first groove 7 and the second groove 8, and preferably, the first groove 7, the second groove 8 shapes are Long Circle.Piston protrusion measuring frock also comprises the first fastening assembly 5 and the second fastening assembly 6, the first fastening assembly 5 is fixed described the first support member 3 and pedestal 1 through described the first groove 7, the second fastening assembly 6 is fixing with pedestal 1 by the second support member 4 through the second groove 8, the first fastening assembly 5 can move along the first groove 7, and the second fastening assembly 6 can move along the second groove 8.Preferably, the first fastening assembly 5, the second fastening assembly 6 respectively comprise wing nut 9,10, packing ring 11,12 and double-screw bolt 13,14.One end of double-screw bolt 13,14 is fixed to the first support member 3 or the second support member 4, and the other end is provided with screw thread, and wing nut 9,10 is enclosed within on the thread end of double-screw bolt 13,14 tightens packing ring 11,12, pedestal 1 and the first support member 3 or the second support member 4.Preferably, double-screw bolt 13,14 can be studs.
Dial gauge inserts in pedestal 1, and the gauge outfit 17 of dial gauge is exposed the bottom surface 25,26 of pedestal 1.Therefore the space that has the first support member 3, the second support member 4 to limit below pedestal 1, the gauge outfit 17 of dial gauge is in the first support member 3 and the second support member 4.Pedestal 1 also arranges the screw 28 that is communicated with described patchhole 18, and fastening bolt 27 is screwed into screw 28 and enters in patchhole 18, the center line 16 of the vertical described patchhole 18 of the axis of wherein said fastening bolt 27.
The structure shape of this piston protrusion measuring frock is as planer-type, when use, digital display centimeter is inserted in the patchhole 18 of measuring appliance installation portion 2 of pedestal 1, adjust the bottom surface 25 that gauge outfit 17 is stretched out pedestal 1, after 26 height, lock with fastening bolt 27, again separately studs 13, one section of 14 is installed on the first support member 3 and the second support member 4, then the first support member 3 and studs 13, 14(and the second support member 4 and studs 13, 14) be installed to together the first groove 7(and second groove 8 of the pedestal 1 of dial gauge) in plain washer 11, 12 and wing nut 9, 10 is in position fastening.After the first support member 3 and the second support member 4 all install on pedestal 1, whole engine piston protrusion measuring device has just assembled.The first support member 3 and the second support member 4 all adopt wing nut 9,10 fastening, and fast and easy unscrews and tightens.And pedestal 1 both sides process the first groove 7 and the second groove 8, facilitate the first support member 3(or the second support member 4) the measurement point requirement that adapts to measure piston different parts with the spacing adjustment of dial gauge.The height of the first support member 3 and the second support member 4 differs at most 0.005 millimeter, is perpendicular in order to ensure measurement axis and the surface of contact 19,20 of dial gauge.The center line 16 that installs and measures the patchhole 18 of device installation portion 2 on pedestal 1 has verticality control with the bottom surface 25,26 of pedestal 1, is to be also the measurement face on measured piece in order to ensure measurement axis and surface of contact 19, the 20(of dial gauge) perpendicular.These structures all can be guaranteed the accuracy of measurement data.
After the utility model assembles by above-mentioned steps, measure piston bulge quantity at cylinder deck apart from carrying out digital display centimeter numerical value near piston measurement point to zero, and then the gauge outfit 17 of dial gauge is moved on to piston measurement point, turning crankshaft moves up and down piston in the cylinder hole of cylinder body, when piston touches the gauge outfit 17 of the dial gauge of the utility model frock, compression gauge outfit 17 and while making digital display data change to maximal value, the data of digital display are the piston bulge quantity of this measuring point of piston, measure now piston front and back 2 points corresponding to corresponding piston pin center, the maximal value of getting in 2 can represent piston bulge quantity.
Although at length illustrate and described specific embodiment of the utility model so that principle of the present utility model to be described, it should be understood that the utility model can embodied in other and do not depart from such principle.
Claims (10)
1. measure a frock, it is characterized in that comprising:
Pedestal (1), described pedestal (1) is provided with measuring appliance installation portion (2);
The first support member (3) and the second support member (4), described measuring appliance installation portion (2) is positioned between described the first support member (3) and described the second support member (4), wherein
Described the first support member (3) and described the second support member (4) respectively can relative to described pedestal (1) move to regulate it separately and described measuring appliance installation portion (2) between distance.
2. measurement frock according to claim 1, it is characterized in that: described measuring appliance installation portion (2) has patchhole (18), the first support member (3) and the second support member (4) all have the surface of contact (19,20) contacting with measured piece, and described surface of contact (19,20) is all vertical with the center line (16) of described patchhole (18).
3. measurement frock according to claim 1, it is characterized in that: it also comprises the first fastening assembly (5) and the second fastening assembly (6), described pedestal (1) is provided with the first groove (7) and the second groove (8), described the first fastening assembly (5) is fixed described the first support member (3) and described pedestal (1) through described the first groove (7), described the second fastening assembly (6) is fixed described the second support member (4) and described pedestal (1) through described the second groove (8), described the first fastening assembly (5) can be mobile along described the first groove (7), described the second fastening assembly (6) can be mobile along described the second groove (8).
4. measurement frock according to claim 3, it is characterized in that: described the first fastening assembly (5) and described the second fastening assembly (6) include wing nut (9, 10), packing ring (11, 12) and double-screw bolt (13, 14), described double-screw bolt (13, 14) one end is fixed to described the first support member (3) or described the second support member (4), the other end is provided with screw thread, described wing nut (9, 10) be enclosed within described double-screw bolt (13, 14) on thread end by described packing ring (11, 12), described pedestal (1) and described the first support member (3) or described the second support member (4) are tightened.
5. measurement frock according to claim 2, it is characterized in that: described pedestal (1) also arranges the screw (28) that is communicated with described patchhole (18), fastening bolt (27) is screwed into described screw (28) and enters in described patchhole (18), the center line (16) of the vertical described patchhole of the axis of wherein said fastening bolt (27) (18).
6. measurement frock according to claim 3, it is characterized in that: described pedestal (1) is also included in the relative both sides of described measuring appliance installation portion (2) and the support portion (21,22) that described measuring appliance installation portion (2) is wholely set, described support portion (21,22) has relative end face (23,24) and bottom surface (25,26), and described the first groove (7) and described the second groove (8) connect respectively described end face (23,24) and described bottom surface (25,26).
7. measurement frock according to claim 6, is characterized in that: described measuring appliance installation portion (2) protrudes from the end face (23,24) of described support portion (21,22).
8. measurement frock according to claim 6, it is characterized in that: the described surface of contact (19,20) of described the first support member (3) and described the second support member (4) is all parallel to described bottom surface (25,26), to described bottom surface, the distance of (25,26) is more or less the same in 0.005 millimeter the described surface of contact (19,20) of described the first support member (3) and described the second support member (4).
9. a measurement mechanism, is characterized in that comprising:
According to the measurement frock described in any one in claim 1 to 8; And
Measuring appliance (15), it is installed on described measuring appliance installation portion (2).
10. measurement mechanism according to claim 9, wherein, described measuring appliance (15) comprises dial gauge table body and gauge outfit (17), described gauge outfit (17) is through the described measuring appliance installation portion (2) of described pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670857.5U CN203605863U (en) | 2013-10-29 | 2013-10-29 | A piston projecting amount measurement tool and a measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670857.5U CN203605863U (en) | 2013-10-29 | 2013-10-29 | A piston projecting amount measurement tool and a measurement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203605863U true CN203605863U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670857.5U Expired - Lifetime CN203605863U (en) | 2013-10-29 | 2013-10-29 | A piston projecting amount measurement tool and a measurement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203605863U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568366A (en) * | 2016-11-02 | 2017-04-19 | 广西防城港核电有限公司 | Steam turbine journal jacking height measuring device |
| CN108007305A (en) * | 2017-11-07 | 2018-05-08 | 丹阳丹耀光学有限公司 | Measure the dedicated detection device of cylindrical mirror curved surface rise |
| CN108759617A (en) * | 2018-05-25 | 2018-11-06 | 胡学静 | Engine piston goes out cylinder amount detecting device and method of adjustment |
| CN109990751A (en) * | 2019-04-30 | 2019-07-09 | 广西玉柴机器股份有限公司 | A kind of piston protrusion height measuring device and its application method |
| CN110332874A (en) * | 2019-08-15 | 2019-10-15 | 柳州科路测量仪器有限责任公司 | Shaft coupling height measuring rule |
-
2013
- 2013-10-29 CN CN201320670857.5U patent/CN203605863U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568366A (en) * | 2016-11-02 | 2017-04-19 | 广西防城港核电有限公司 | Steam turbine journal jacking height measuring device |
| CN108007305A (en) * | 2017-11-07 | 2018-05-08 | 丹阳丹耀光学有限公司 | Measure the dedicated detection device of cylindrical mirror curved surface rise |
| CN108759617A (en) * | 2018-05-25 | 2018-11-06 | 胡学静 | Engine piston goes out cylinder amount detecting device and method of adjustment |
| CN108759617B (en) * | 2018-05-25 | 2020-07-24 | 永康市小菜丫厨具有限公司 | Engine piston cylinder discharge amount detection device and adjustment method |
| CN109990751A (en) * | 2019-04-30 | 2019-07-09 | 广西玉柴机器股份有限公司 | A kind of piston protrusion height measuring device and its application method |
| CN109990751B (en) * | 2019-04-30 | 2023-10-24 | 广西玉柴机器股份有限公司 | Piston protrusion height measuring device and use method thereof |
| CN110332874A (en) * | 2019-08-15 | 2019-10-15 | 柳州科路测量仪器有限责任公司 | Shaft coupling height measuring rule |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
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| CX01 | Expiry of patent term |