CN201583239U - Link parallelism detecting device - Google Patents

Link parallelism detecting device Download PDF

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Publication number
CN201583239U
CN201583239U CN2009203080163U CN200920308016U CN201583239U CN 201583239 U CN201583239 U CN 201583239U CN 2009203080163 U CN2009203080163 U CN 2009203080163U CN 200920308016 U CN200920308016 U CN 200920308016U CN 201583239 U CN201583239 U CN 201583239U
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CN
China
Prior art keywords
rod
plug
instrument
parallelism
pick
Prior art date
Application number
CN2009203080163U
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Chinese (zh)
Inventor
李红兵
肖建华
Original Assignee
台州宏鑫曲轴有限公司
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Publication date
Application filed by 台州宏鑫曲轴有限公司 filed Critical 台州宏鑫曲轴有限公司
Priority to CN2009203080163U priority Critical patent/CN201583239U/en
Application granted granted Critical
Publication of CN201583239U publication Critical patent/CN201583239U/en

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Abstract

The utility model provides a link parallelism detecting device, which belongs to the technical field of machinery and resolves the problems of low correctness and low efficiency of existing detection methods of link parallelism. The link parallelism detecting device comprises a seat and instruments, a core bar 1 and a support board vertically arranged are fixed in parallel on the seat, a shaft hole at one end of a link can be sleeved on the core bar 1 while a shaft hole at the other end can be penetrated through by a core bar 2, the at least two instruments are distributed on two sides of the link, a sliding mechanism capable of driving the instruments to move is arranged on the support board, and when the sliding mechanism drives the instruments to move, the instruments can pass over the core bar 2 and heads of the instruments can simultaneously slide through the surface of the core bar 2. The link parallelism detecting device has the advantages of simple structure, convenient use, high detection efficiency and correctness.

Description

The pick-up unit of the connecting rod depth of parallelism

Technical field

The utility model belongs to field of mechanical technique, relates to a kind of pick-up unit, particularly a kind of pick-up unit of the connecting rod depth of parallelism.

Background technology

Connecting rod is an important components in the power-equipment, is used to connect piston and bent axle.One of important indicator whether connecting rod is qualified is the depth of parallelism in axis hole axle center, two ends, the axis that this depth of parallelism the comprises connecting rod two ends axis hole depth of parallelism in the horizontal direction and the depth of parallelism of the axis in the vertical direction of connecting rod two ends axis hole.

At present, as the method that detects the axis depth of parallelism in the horizontal direction of connecting rod two ends axis hole is: be fixed with horizontally disposed plug one on the monitor station, wear plug two on the axis hole with connecting rod to be detected, another axis hole is inserted in plug one, is wringing fit between connecting rod and plug one and the plug two.Adjust connecting rod position, make the plane at place, axle center of two axis holes parallel with surface level; On the vernier of height gauge, be fixed with clock gauge or dial gauge; This height gauge is placed on the monitor station, and the height of adjusting vernier makes the highest point of clock gauge gauge outfit a little less than plug two surfaces; Mobile height gauge make the clock gauge gauge outfit slip over axis hole one side plug two surfaces highest point and write down the greatest measure that clock gauge shows; Mobile again height gauge make the clock gauge gauge outfit slip over the axis hole opposite side plug two surfaces highest point and write down the greatest measure that clock gauge shows.Calculate the difference of two clock gauge numerical value and compare with the value range of qualified permission.

As needing the axis depth of parallelism in the horizontal direction of connecting rod two ends axis hole again, then its method is: adjust connecting rod position, make the plane at place, axle center of two axis holes vertical with surface level; Heighten the vernier of height gauge, then the plug of connecting rod both sides is measured and calculated and compares.This shows that above-mentioned detection method is very loaded down with trivial details, and, exist the defective of waste of manpower and material resources all by manually finishing.Simultaneously, because manual measurement and the connecting rod both sides are needed to measure respectively,, make the defective that detection accuracy is low so exist the operating influence that measurement result is subjected to the gauger easily.

Summary of the invention

The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of can the measurement the plug that is located on the connecting rod axis hole of connecting rod axis hole both sides simultaneously, has the pick-up unit of the high connecting rod depth of parallelism of detection accuracy.

The purpose of this utility model can realize by following technical proposal: a kind of pick-up unit of the connecting rod depth of parallelism, it is characterized in that, it comprises base and instrument, on base, be fixed with plug one that be arranged in parallel and the back up pad that vertically is provided with, the axis hole of connecting rod one end can be set on the plug one, can be equipped with plug two on the axis hole of the other end; The quantity of instrument is at least two and be distributed in the both sides of connecting rod, on back up pad, be provided with and drive the slide mechanism that instrument moves, and when slide mechanism drives instrument and moves, instrument can be from the top of plug two through and the gauge outfit of instrument can slip over the surface of plug two simultaneously.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, described slide mechanism comprises the linear bearing that is connected on the back up pad and is located in the interior push rod of linear bearing that instrument is fixed on the end of push rod.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, be provided with back-moving spring between described push rod and the back up pad, the two ends of back-moving spring are separately fixed on push rod and the back up pad.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, be fixed with two linear bearings on the described back up pad, all be equipped with a push rod on each linear bearing, two push rods are fixed together by web joint.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, described web joint is positioned at the two ends of push rod, and above-mentioned instrument and back-moving spring all are fixed on the web joint.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, the gauge outfit of described instrument is positioned at the top of plug one.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, the gauge outfit of described instrument is positioned at a side of plug one.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, the gauge outfit of described instrument is positioned at a side of plug one and the top of plug one.

In the pick-up unit of the above-mentioned connecting rod depth of parallelism, described instrument is clock gauge or dial gauge.

Compared with prior art, the pick-up unit of this connecting rod depth of parallelism have simple in structure, easy to use, detection efficiency is high and advantage accurately.

Description of drawings

Fig. 1 is the structural representation of the pick-up unit embodiment one of this connecting rod depth of parallelism.

Fig. 2 is the plan structure synoptic diagram of the pick-up unit embodiment one of this connecting rod depth of parallelism.

Fig. 3 is the structural representation of the pick-up unit embodiment two of this connecting rod depth of parallelism.

Fig. 4 is the structural representation of the pick-up unit embodiment three of this connecting rod depth of parallelism.

Fig. 5 is the plan structure synoptic diagram of the pick-up unit embodiment three of this connecting rod depth of parallelism.

Among the figure, 1, base; 2, back up pad; 4, instrument; 4a, gauge outfit; 5, linear bearing; 6, push rod; 7, web joint; 8, back-moving spring; 9, connecting rod; 10, back-up block; 11, pressing plate; 12, bolt; 13, plug one; 14, plug two.

Embodiment

Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.

Embodiment one

As depicted in figs. 1 and 2, the pick-up unit of this connecting rod 9 depth of parallelisms is mainly used in the depth of parallelism of the axis that detects connecting rod 9 two ends axis holes.The pick-up unit of present embodiment is the depth of parallelism that is used to detect the axis in the vertical direction of connecting rod 9 two ends axis holes.It comprises base 1, back up pad 2, instrument 4, plug, slide mechanism.

Specifically, plug comprises the plug 1 and the plug 2 14 that can be located in respectively in the connecting rod 9 two ends axis holes, and plug is located in the axis hole for convenience, so this plug has tapering.

On base 1, be fixed with the back-up block 10 that is used to support plug 1 by bolt 12, the strip V-type groove that has standard on the back-up block 10, plug 1 axially is placed in the V-type groove, on back-up block 10, be fixed with pressing plate 11 by bolt 12, pressing plate 11 be pressed on plug 1 in the V-type groove and the axis parallel that can make plug 1 in surface level.The miner diameter end of above-mentioned plug is positioned at and passes the V-type groove, and this structure has made things convenient for the fixing of plug 1 or changed, and makes simultaneously between the surface of plug 1 and base 1 to have certain distance, and connecting rod 9 is sheathed more easily to be fixed on the plug 1 thereby can make.

Back up pad 2 vertically is connected on the base 1, and slide mechanism is arranged on the back up pad 2.Slide mechanism comprises linear bearing 5 that is connected on the back up pad 2 and the push rod 6 that is located in the linear bearing 5.The quantity of this linear bearing 5 is two and all perpendicular to back up pad 2, all is equipped with 6, two push rods 6 of a push rod on each linear bearing 5 and is fixed together by web joint 7, and web joint 7 is positioned at the two ends of push rod 6.Be fixed with two dial gauges that are set up in parallel on the web joint 7 of push rod 6 one ends, two dial gauges or clock gauge lay respectively at the both sides of connecting rod 9, the gauge outfit 4a of dial gauge straight down and gauge outfit 4a be positioned at the top of plug 1; And when promoting push rod 6, push rod 6 drives instrument 4 and moves, instrument 4 can be from the top of plug 2 14 through and the gauge outfit 4a of instrument 4 can slip over the surface of plug 2 14 simultaneously.Two push rods 6 are set and two push rods 6 are connected to be set together and when promoting push rod 6, to improve the stationarity of instrument 4 motions.For the instrument 4 after the detection can be automatically reset, so be provided with back-moving spring 8 between web joint 7 and back up pad 2, the two ends of back-moving spring 8 are separately fixed on web joint 7 and the back up pad 2.

When detecting this connecting rod 9 depth of parallelisms, at first this pick-up unit is placed on the horizontal stand, then proofread and correct with 9 pairs of two dial gauges of connecting rod of standard.Then the big shaft hole sleeve of connecting rod to be detected 9 is established and is a tight fit on the plug 1, plug 2 14 be located in the little axis hole of connecting rod 9 and with its formation wringing fit.This connecting rod 9 can rotate around plug 1, and its plane that turns to the axis place that makes two axis holes is vertically to surface level.At last, promote push rod 6 make instrument 4 can be from the top of plug 2 14 through and the gauge outfit 4a of instrument 4 can slip over the surface of plug 2 14 simultaneously.When gauge outfit 4a slipped over the highest point on plug 2 14 surfaces, two instrument 4 can demonstrate corresponding data, and the difference of two data relatively haggles in the difference table of permission whether draw this connecting rod 9 qualified with this difference again.

Embodiment two

As shown in Figure 3, present embodiment is basic identical with structure and the principle of embodiment one, and different place is: the gauge outfit 4a of dial gauge straight down and gauge outfit 4a be positioned at a side of plug 1; This pick-up unit can be used in the axis depth of parallelism in the horizontal direction that detects connecting rod 9 two ends axis holes.

Embodiment three

As shown in Figure 4 and Figure 5, present embodiment is basic identical with structure and the principle of embodiment one, different place is: base 1 is provided with two back up pads 2, be equipped with slide mechanism and two instrument 4 on the every back up pad 2, the gauge outfit 4a of the instrument 4 on back up pad 2 is positioned at a side of plug 1, and the gauge outfit 4a of the instrument 4 on another piece back up pad 2 is positioned at the top of plug 1.The axis that this pick-up unit can the detect connecting rod 9 two ends axis holes depth of parallelism in the horizontal direction and the depth of parallelism of the axis in the vertical direction of connecting rod 9 two ends axis holes.Its measuring method is any one depth of parallelism that detects earlier wherein, forwards connecting rod 9 then to, makes connecting rod 9 be in parallel or vertical state, detects another depth of parallelism again.This device has easy to use, the advantage that function is many.

Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although this paper has used base 1 morely; Back up pad 2; Instrument 4; Gauge outfit 4a; Linear bearing 5; Push rod 6; Web joint 7; Back-moving spring 8; Connecting rod 9; Back-up block 10; Pressing plate 11; Bolt 12; Plug 1; Plug 2 14 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.

Claims (9)

1. the pick-up unit of a connecting rod depth of parallelism, it is characterized in that, it comprises base (1) and instrument (4), on base (1), be fixed with plug one (13) that be arranged in parallel and the back up pad (2) that vertically is provided with, the axis hole of connecting rod (9) one ends can be set on the plug one (13), can be equipped with plug two (14) on the axis hole of the other end; The quantity of instrument (4) is at least two and be distributed in the both sides of connecting rod (9), on back up pad (2), be provided with and drive the slide mechanism that instrument (4) moves, and when slide mechanism drives instrument (4) when mobile, instrument (4) can be from the top of plug two (14) through and the gauge outfit (4a) of instrument (4) can slip over the surface of plug two (14) simultaneously.
2. the pick-up unit of the connecting rod depth of parallelism according to claim 1, it is characterized in that, described slide mechanism comprises the linear bearing (5) that is connected on the back up pad (2) and is located in the interior push rod (6) of linear bearing (5) that instrument (4) is fixed on the end of push rod (6).
3. the pick-up unit of the connecting rod depth of parallelism according to claim 2 is characterized in that, is provided with back-moving spring (8) between described push rod (6) and the back up pad (2), and the two ends of back-moving spring (8) are separately fixed on push rod (6) and the back up pad (2).
4. according to the pick-up unit of the claim 2 or the 3 described connecting rod depth of parallelisms, it is characterized in that, be fixed with two linear bearings (5) on the described back up pad (2), all be equipped with a push rod (6) on each linear bearing (5), two push rods (6) are fixed together by web joint (7).
5. the pick-up unit of the connecting rod depth of parallelism according to claim 4 is characterized in that, described web joint (7) is positioned at the two ends of push rod (6), and above-mentioned instrument (4) and back-moving spring (8) all are fixed on the web joint (7).
6. the pick-up unit of the connecting rod depth of parallelism according to claim 5 is characterized in that, the gauge outfit (4a) of described instrument (4) is positioned at the top of plug one (13).
7. the pick-up unit of the connecting rod depth of parallelism according to claim 5 is characterized in that, the gauge outfit (4a) of described instrument (4) is positioned at a side of plug one (13).
8. the pick-up unit of the connecting rod depth of parallelism according to claim 5 is characterized in that, the gauge outfit (4a) of described instrument (4) is positioned at a side of plug one (13) and the top of plug one (13).
9. according to the pick-up unit of the claim 6 or the 7 or 8 described connecting rod depth of parallelisms, it is characterized in that described instrument (4) is clock gauge or dial gauge.
CN2009203080163U 2009-08-14 2009-08-14 Link parallelism detecting device CN201583239U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2009203080163U CN201583239U (en) 2009-08-14 2009-08-14 Link parallelism detecting device

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175208A (en) * 2011-01-29 2011-09-07 中国民用航空飞行学院 Device for measuring parallel degree, distortion degree and center distance of large and small head holes of connecting rod of piston engine
CN102506668A (en) * 2011-10-28 2012-06-20 中国核工业二三建设有限公司 No-deflection centering device
CN103063117A (en) * 2012-12-27 2013-04-24 重庆歇马机械曲轴有限公司 Inspection device and inspection method for parallelism of connecting rod small end hole of engine crankshaft assembly
CN103148777A (en) * 2013-01-31 2013-06-12 中北大学 Connecting rod hole parallelism detecting system and detecting method based on eddy current transducer
CN103322885A (en) * 2013-06-27 2013-09-25 林全忠 Parallelism gauge
CN103542833A (en) * 2013-10-30 2014-01-29 沈阳航天新乐有限责任公司 Hole inclination measuring mechanism and inclined hole measuring method
CN104019728A (en) * 2014-05-30 2014-09-03 福州钜立机动车配件有限公司 Integration testing fixture for parallelism and center distance of large hole and small hole of a connecting rod
CN105928446A (en) * 2016-06-14 2016-09-07 广西玉柴机器股份有限公司 Connecting rod parallelism detecting device and method
CN106197352A (en) * 2016-08-27 2016-12-07 江苏宏宝锻造股份有限公司 A kind of connecting rod measurement apparatus
CN109839053A (en) * 2017-11-29 2019-06-04 江苏科技大学 A kind of measuring device and measuring method of the large and small head bore depth of parallelism of connecting rod

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175208A (en) * 2011-01-29 2011-09-07 中国民用航空飞行学院 Device for measuring parallel degree, distortion degree and center distance of large and small head holes of connecting rod of piston engine
CN102175208B (en) * 2011-01-29 2012-07-25 中国民用航空飞行学院 Device for measuring parallel degree, distortion degree and center distance of large and small head holes of connecting rod of piston engine
CN102506668B (en) * 2011-10-28 2015-07-29 中国核工业二三建设有限公司 Without deflection centering device
CN102506668A (en) * 2011-10-28 2012-06-20 中国核工业二三建设有限公司 No-deflection centering device
CN103063117A (en) * 2012-12-27 2013-04-24 重庆歇马机械曲轴有限公司 Inspection device and inspection method for parallelism of connecting rod small end hole of engine crankshaft assembly
CN103148777A (en) * 2013-01-31 2013-06-12 中北大学 Connecting rod hole parallelism detecting system and detecting method based on eddy current transducer
CN103148777B (en) * 2013-01-31 2015-07-08 中北大学 Connecting rod hole parallelism detecting system and detecting method based on eddy current transducer
CN103322885B (en) * 2013-06-27 2017-04-05 林全忠 Checking fixture for parallelism
CN103322885A (en) * 2013-06-27 2013-09-25 林全忠 Parallelism gauge
CN103542833A (en) * 2013-10-30 2014-01-29 沈阳航天新乐有限责任公司 Hole inclination measuring mechanism and inclined hole measuring method
CN104019728A (en) * 2014-05-30 2014-09-03 福州钜立机动车配件有限公司 Integration testing fixture for parallelism and center distance of large hole and small hole of a connecting rod
CN105928446A (en) * 2016-06-14 2016-09-07 广西玉柴机器股份有限公司 Connecting rod parallelism detecting device and method
CN105928446B (en) * 2016-06-14 2018-08-31 广西玉柴机器股份有限公司 The parallelism detection equipment and parallelism detection method of connecting rod
CN106197352A (en) * 2016-08-27 2016-12-07 江苏宏宝锻造股份有限公司 A kind of connecting rod measurement apparatus
CN109839053A (en) * 2017-11-29 2019-06-04 江苏科技大学 A kind of measuring device and measuring method of the large and small head bore depth of parallelism of connecting rod

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Legal Events

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: Taizhou City, Zhejiang province 317608 Yuhuan County Xuanmen Industrial Park

Patentee after: Taizhou Hongxin Crankshaft Co.,Ltd.

Address before: Room 802, unit A, Wenling building, Wenling, Zhejiang, 317500

Patentee before: Taizhou Hongxin Crankshaft Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20100915