CN108592762B - Inner groove detection device - Google Patents
Inner groove detection device Download PDFInfo
- Publication number
- CN108592762B CN108592762B CN201810414137.XA CN201810414137A CN108592762B CN 108592762 B CN108592762 B CN 108592762B CN 201810414137 A CN201810414137 A CN 201810414137A CN 108592762 B CN108592762 B CN 108592762B
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- rod
- sliding
- groove
- detection device
- fixedly connected
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses an inner groove detection device which comprises a sliding groove, a first sliding rod, a second sliding rod, a first measuring rod, a second measuring rod and a dial indicator. The first sliding rod and the second sliding rod are mutually symmetrically embedded in the through groove of the sliding groove. The end part of one end of the first slide bar is provided with a through hole, the end part of one end of the second slide bar is provided with a through hole, the upper end part of the first measuring bar is embedded in the through hole of the first slide bar and is fixedly connected with the first measuring bar, and the upper end part of the second measuring bar is embedded in the through hole of the second slide bar and is fixedly connected with the second measuring bar. The dial indicator is provided with a contact, and the contact passes through the second sliding rod and contacts with the first sliding rod. According to the inner groove detection device disclosed by the invention, the protruding parts of the first measuring rod and the second measuring rod are embedded in the inner groove of the piston, the measuring rods positioned at two sides rotate horizontally at the same time, and whether flaws exist in the depth and the flatness of the inner groove can be judged by observing the dial indicator.
Description
Technical Field
The invention belongs to the technical field of piston verification, and particularly relates to an inner groove detection device.
Background
In general, a piston ring, which is one of important constituent parts of an engine, must be precisely installed in an inner groove of a piston, otherwise abnormal operation, premature wear, etc. are liable to occur. Therefore, the piston must be certified before shipment. Taking 3150 as an example, the top surface of the piston is recessed inward to form an annular recess. Meanwhile, on the inner surface of the annular groove, an annular inner groove is further inwards recessed. Accordingly, a high requirement is placed on the depth (degree of concavity) and flatness of the above-described inner grooves.
Summary of the invention
The invention provides an inner groove detection device aiming at the state of the prior art.
The invention adopts the following technical scheme that the inner groove detection device is used for detecting a piston and comprises:
the sliding groove is provided with a through groove arranged along the length direction of the sliding groove;
the first sliding rod and the second sliding rod are mutually symmetrically embedded in the through groove of the sliding groove;
the device comprises a first measuring rod and a second measuring rod, wherein a through hole is formed in one end part of the first sliding rod, a through hole is formed in one end part of the second sliding rod, the upper end part of the first measuring rod is embedded in the through hole of the first sliding rod and is fixedly connected with the first measuring rod, and the upper end part of the second measuring rod is embedded in the through hole of the second sliding rod and is fixedly connected with the second measuring rod;
the dial indicator is provided with a contact, and the contact penetrates through the second sliding rod to be in contact with the first sliding rod.
According to the technical scheme, the inner groove detection device further comprises a first protruding portion and a second protruding portion, the first protruding portion is perpendicular to the first measuring rod and fixedly connected to the other end portion of the first measuring rod, the second protruding portion is perpendicular to the second measuring rod and fixedly connected to the other end portion of the second measuring rod, and the first protruding portion and the second protruding portion are embedded in the inner groove of the piston to be detected.
According to the technical scheme, the inner groove detection device further comprises a cam lever, the cam lever comprises a cam, the cam is arranged in a through groove of the sliding groove, and the cam is located between the first sliding rod and the second sliding rod.
According to the technical scheme, the cam lever further comprises a connecting rod and a handshake, the cam is sleeved on the connecting rod and fixedly connected with the connecting rod, and one end of the cam is fixedly connected with the handshake.
According to the technical scheme, a contact sleeve is arranged between the contact and the second sliding rod.
According to the technical scheme, a positioning cone top is arranged below the sliding groove and is positioned between the sliding groove and the piston to be detected.
According to the technical scheme, the handle is arranged above the chute and is fixedly connected with the chute through the screw.
According to the technical scheme, one side face of the sliding groove is provided with the first limiting hole and the second limiting hole at the same time, the first screw is embedded in the first limiting hole, and the second screw is embedded in the second limiting hole.
According to the technical scheme, one end part of the first screw rod is fixedly connected with the first slide rod, the other end part of the first screw rod is in threaded connection with the screw cap, one end part of the second screw rod is fixedly connected with the second slide rod, and the other end part of the second screw rod is in threaded connection with the screw cap.
According to the technical scheme, the first cover plate and the second cover plate are arranged above the sliding groove, and are positioned on two sides of the sliding groove and are fixedly connected with the sliding groove respectively.
The inner groove detection device has the beneficial effects that the protruding parts of the first measuring rod and the second measuring rod are embedded in the inner groove of the piston, the measuring rods positioned on two sides rotate horizontally at the same time, and whether flaws exist in the depth and the flatness of the inner groove can be judged by observing the dial indicator.
Drawings
Fig. 1 is a schematic diagram of the operation of a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of another direction of operation of the preferred embodiment of the present invention.
Fig. 3 is a top view block diagram of a preferred embodiment of the present invention.
Fig. 4 is a side view structural diagram of a preferred embodiment of the present invention.
Fig. 5 is a schematic structural view of a cam lever according to a preferred embodiment of the present invention.
The reference numerals include: 11-a chute; 111-a first limiting hole; 112-a second limiting block; 12-a first slide bar; 13-a second slide bar; 14-a first measuring staff; 15-a second measuring staff; 16-a first projection; 17-a second projection; 18-a first screw; 19-a second screw; 21-percent meter; 22-contacts; 31-cam lever; 32-cams; 33-connecting rod; 34-handshake; 41-positioning the cone roof; 42-handle; 43-a first cover plate; 44-a second cover plate; 100-piston to be detected.
Detailed Description
The invention discloses an inner groove detection device, and a specific implementation manner of the invention is further described below with reference to a preferred embodiment.
Referring to fig. 1 to 5 of the drawings, fig. 1 and 2 show a three-dimensional structure of the inner groove detecting device, respectively, fig. 3 shows a top view structure of the inner groove detecting device, fig. 4 shows a side view structure of the inner groove detecting device, and fig. 5 shows a specific structure of the cam lever 31.
Preferably, the inner groove detection device is used for detecting the piston 100 to be detected, and the inner groove detection device comprises:
a chute 11, the chute 11 having a through groove provided along a length direction thereof;
the first slide bar 12 and the second slide bar 13 are symmetrically embedded in the through groove of the chute 11;
a first measuring rod 14 and a second measuring rod 15, wherein one end part of the first sliding rod 12 is provided with a through hole, one end part of the second sliding rod 13 is provided with a through hole, the upper end part of the first measuring rod 14 is embedded in the through hole of the first sliding rod 12 and is fixedly connected with the first measuring rod 14, and the upper end part of the second measuring rod 15 is embedded in the through hole of the second sliding rod 13 and is fixedly connected with the second measuring rod 15;
a dial gauge 21, wherein the dial gauge 21 is provided with a contact 22, and the contact 22 passes through the second slide bar 13 to be in contact with the first slide bar 12.
Further, the inner groove detection device further comprises a first protruding portion 16 and a second protruding portion 17, the first protruding portion 16 is perpendicular to the first measuring rod 14 and is fixedly connected to the other end portion of the first measuring rod 14, the second protruding portion 17 is perpendicular to the second measuring rod 15 and is fixedly connected to the other end portion of the second measuring rod 15, and the first protruding portion 16 and the second protruding portion 17 are simultaneously embedded in the inner groove of the piston 100 to be detected.
Further, the inner groove detecting device further comprises a cam lever 31, the cam lever 31 comprises a cam 32, the cam 32 is arranged in a through groove of the sliding groove 11, and the cam is arranged between the first sliding rod 12 and the second sliding rod 13.
Further, the cam lever 31 further includes a connecting rod 33 and a handshake 34, the cam 32 is sleeved on the connecting rod 33 and fixedly connected with the connecting rod 33, and one end of the cam 32 is fixedly connected with the handshake 34. The vertical distance of the cam 32 is far greater than the horizontal distance of the cam 32, so that when the handshake 34 is rotated, the cam 32 pushes the first slide rod 12 and the second slide rod 13 located at two sides of the handshake away to two sides, and further the first protruding portion 16 and the second protruding portion 17 located at two sides are separated from the inner groove of the piston 100 to be detected, so that a user can conveniently insert the device into the piston 100 to be detected or take the device out of the piston 100 to be detected.
Wherein a contact sleeve (not shown) is provided between the contact 22 and the second slide bar 12.
The positioning cone top 41 is arranged below the sliding groove 11, and the positioning cone top 41 is located between the sliding groove 11 and the piston 100 to be detected.
A handle 42 is arranged above the chute 11, and the handle 42 is fixedly connected with the chute 11 through a screw.
The side surface of one side of the chute 11 is provided with a first limiting hole 111 and a second limiting hole 112, the first limiting hole 111 is embedded with a first screw 18, and the second limiting hole 112 is embedded with a second screw 19.
One end of the first screw 18 is fixedly connected with the first slide rod 12, the other end of the first screw 18 is in threaded connection with a nut, one end of the second screw 19 is fixedly connected with the second slide rod 13, and the other end of the second screw 19 is in threaded connection with the nut.
The first cover plate 43 and the second cover plate 44 are disposed above the chute 11, and the first cover plate 43 and the second cover plate 44 are located at two sides of the chute 11 and are fixedly connected with the chute 11 respectively.
The first sliding rod 12 and the second sliding rod 13 are L-shaped, the ends of the first sliding rod 12 and the second sliding rod 13 contacting each other extend upwards to form bending parts respectively, and the contact 22 of the dial indicator 21 contacts the bending parts of the first sliding rod 12 through the bending parts of the second sliding rod 13.
Modifications of the embodiments described above, or equivalents of some of the features may be made by those skilled in the art, and any modifications, equivalents, improvements or etc. within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. An internal groove detection device for calibrating a piston to be inspected, the internal groove detection device comprising:
the sliding groove is provided with a through groove arranged along the length direction of the sliding groove;
the first sliding rod and the second sliding rod are mutually symmetrically embedded in the through groove of the sliding groove;
the device comprises a first measuring rod and a second measuring rod, wherein a through hole is formed in one end part of the first sliding rod, a through hole is formed in one end part of the second sliding rod, the upper end part of the first measuring rod is embedded in the through hole of the first sliding rod and is fixedly connected with the first measuring rod, and the upper end part of the second measuring rod is embedded in the through hole of the second sliding rod and is fixedly connected with the second measuring rod;
the dial indicator is provided with a contact, and the contact penetrates through the second sliding rod to be in contact with the first sliding rod;
the inner groove detection device further comprises a first protruding part and a second protruding part, wherein the first protruding part is perpendicular to the first measuring rod and fixedly connected to the end part of the other end of the first measuring rod, the second protruding part is perpendicular to the second measuring rod and fixedly connected to the end part of the other end of the second measuring rod, and the first protruding part and the second protruding part are simultaneously embedded in an inner groove of a piston to be detected;
the inner groove detection device further comprises a cam lever, the cam lever comprises a cam, the cam is arranged in a through groove of the sliding groove, and the cam is positioned between the first sliding rod and the second sliding rod;
the contact of the dial indicator is contacted with the bending part of the first slide bar through the bending part of the second slide bar.
2. The inner groove detection device of claim 1, wherein the cam lever further comprises a connecting rod and a handshake, the cam is sleeved on the connecting rod and fixedly connected with the connecting rod, and one end of the cam is fixedly connected with the handshake.
3. The inner groove detection device according to claim 1, wherein a contact sleeve is provided between the contact and the second slide bar.
4. The inner groove detection device according to claim 1, wherein a positioning cone top is arranged below the sliding groove, and the positioning cone top is positioned between the sliding groove and the piston to be detected.
5. The inner groove detection device according to claim 1, wherein a handle is arranged above the chute and is fixedly connected with the chute through a screw.
6. The inner groove detection device of claim 1, wherein a side surface of the sliding groove is provided with a first limit hole and a second limit hole at the same time, the first limit hole is embedded with a first screw, and the second limit hole is embedded with a second screw.
7. The internal groove detection device of claim 6, wherein one end of the first screw is fixedly connected to the first slide bar, the other end of the first screw is threaded to the nut, one end of the second screw is fixedly connected to the second slide bar, and the other end of the second screw is threaded to the nut.
8. The inner groove detection device according to claim 1, wherein a first cover plate and a second cover plate are arranged above the sliding groove, and the first cover plate and the second cover plate are located on two sides of the sliding groove and are fixedly connected with the sliding groove respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414137.XA CN108592762B (en) | 2018-05-03 | 2018-05-03 | Inner groove detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414137.XA CN108592762B (en) | 2018-05-03 | 2018-05-03 | Inner groove detection device |
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| Publication Number | Publication Date |
|---|---|
| CN108592762A CN108592762A (en) | 2018-09-28 |
| CN108592762B true CN108592762B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810414137.XA Active CN108592762B (en) | 2018-05-03 | 2018-05-03 | Inner groove detection device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664768B (en) * | 2020-07-01 | 2021-12-17 | 徐丹 | Novel detection machine for industrial slide block product |
| CN114754723B (en) * | 2022-06-15 | 2022-09-20 | 南京泰普森自动化设备有限公司 | Groove measuring device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2175406Y (en) * | 1993-11-12 | 1994-08-24 | 合肥工业大学 | Digital instrument for measuring furrow |
| CN202630839U (en) * | 2012-03-19 | 2012-12-26 | 博创机械股份有限公司 | Detection tool of internal groove of oil cylinder type members of large-scale injection machine |
| RU2496097C1 (en) * | 2012-05-04 | 2013-10-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тверской государственный технический университет" | Measurement method for parameters of groove on shaft end face |
| CN202928501U (en) * | 2012-11-02 | 2013-05-08 | 三门峡市中兴精密量仪有限公司 | Piston stop port measuring mechanism |
| CN204286275U (en) * | 2014-12-18 | 2015-04-22 | 天津立林钻头有限公司 | Deep hole internal diameter R groove measures measurer |
| CN104406500A (en) * | 2014-12-18 | 2015-03-11 | 天津立林钻头有限公司 | Gauge for measurement of inner diameter groove and end surface of small-size roller bit |
| CN208205991U (en) * | 2018-05-03 | 2018-12-07 | 平湖市宇达精密机械有限公司 | Septal fossula groove detection apparatus |
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2018
- 2018-05-03 CN CN201810414137.XA patent/CN108592762B/en active Active
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| CN108592762A (en) | 2018-09-28 |
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