CN103231238A - Crankshaft positioning pin pressing-mounting tool - Google Patents

Crankshaft positioning pin pressing-mounting tool Download PDF

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Publication number
CN103231238A
CN103231238A CN2013101588158A CN201310158815A CN103231238A CN 103231238 A CN103231238 A CN 103231238A CN 2013101588158 A CN2013101588158 A CN 2013101588158A CN 201310158815 A CN201310158815 A CN 201310158815A CN 103231238 A CN103231238 A CN 103231238A
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China
Prior art keywords
press
hole
alignment pin
bent axle
guide
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Granted
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CN2013101588158A
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Chinese (zh)
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CN103231238B (en
Inventor
李刚
蒋志伟
赵红俊
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Pinghu branch of Great Wall Motor Co., Ltd
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Great Wall Motor Co Ltd
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Priority to CN201310158815.8A priority Critical patent/CN103231238B/en
Publication of CN103231238A publication Critical patent/CN103231238A/en
Application granted granted Critical
Publication of CN103231238B publication Critical patent/CN103231238B/en
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Abstract

The invention relates to the technical field of automobile production tools and discloses a crankshaft positioning pin pressing-mounting tool. The crankshaft positioning pin pressing-mounting tool comprises a guiding mechanism, a pressing-mounting mechanism and a fixing mechanism, wherein the pressing-mounting mechanism comprises a pressing-mounting piston cylinder and is used for substituting for manpower and providing pressing-mounting force, accordingly the requirements for manual skills are reduced, and labor intensity is reduced. A guiding through hole is arranged on the guiding mechanism and is matched with a piston rod of the pressing-mounting piston cylinder to enable the piston rod of the pressing-mounting piston cylinder to perform reciprocating motion on one straight line and not to be influenced by self weight. When a positioning pin is pressed and mounted, a crankshaft is fixedly placed on the fixing mechanism. The guiding mechanism is installed between the fixing mechanism and the pressing-mounting mechanism to enable the piston rod of the pressing-mounting piston cylinder to press the positioning pin into a pin hole along the axis direction of the pin hole, the roundness of an excircle face of a crankshaft flange is not damaged, and the pressing-mounting quality of the crankshaft positioning pin is ensured.

Description

Bent axle alignment pin press-fitting tool
Technical field
The present invention relates to automobile production frock technical field, particularly relate to a kind of bent axle alignment pin press-fitting tool.
Background technology
Automobile engine is to export the required moment of torsion of running car by the crankshaft-flywheel group, and it mainly is made up of bent axle and flywheel.Bent axle is the main rotating mechanism of automobile engine, is used for changing pumping of piston the circular motion of bent axle self into, thereby is the output torque that travels of automobile, and usually said engine speed is the rotating speed of bent axle; And flywheel is fixedlyed connected with bent axle, is used for storage power, to overcome the resistance of non-working stroke, makes engine running steady.
In the prior art, by the bent axle alignment pin mutual alignment of crankshaft flange and flywheel is accurately located, to realize fixedlying connected of flywheel and bent axle.In position fixing process, the bent axle alignment pin need be fitted in the crankshaft flange end in advance, owing to be to utilize the interference fit between alignment pin and part pin-and-hole to position, therefore, press-fiting needs to overcome bigger installation resistance in the bent axle alignment pin process.
The method that press-fits alignment pin at present commonly used is: manually beat or use manual pneumatic hammer to strike and install to the position, utilize manual skill control to press-fit quality.But owing to manually when press-fiting the bent axle alignment pin, can't guarantee fully that alignment pin enters along the axis direction of pin-and-hole.And all there is impact in above-mentioned two kinds of press-fit approach, because the bent axle dowel hole near the periphery of crankshaft flange, therefore can influence the circularity of crankshaft flange periphery.If will guarantee that depth unanimity, quality that the bent axle alignment pin press-fits are good again, the proficiency of manual skill to be had relatively high expectations, working strength of workers is bigger, and uses pneumatic hammer to carry out operation for a long time to have the potential hazard that brings out occupational disease to a certain extent.
Summary of the invention
(1) technical problem that will solve
The invention provides a kind of alignment pin press-fitting tool, by replacing manpower with press-fiting piston cylinder, and be provided for supporting the guiding mechanism that press-fits the piston cylinder piston rod between piston cylinder and the bent axle press-fiting, make that press-fit the piston cylinder piston rod press-fits alignment pin along the axis direction of bent axle pin-and-hole, when manually press-fiting alignment pin in order to solve, damage the circularity of bent axle periphery easily, press-fit difficult quality guarantee, and the big problem of labour intensity.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of bent axle alignment pin press-fitting tool, it comprises guiding mechanism, press-loading device and fixed mechanism, described guiding mechanism is between described fixed mechanism and press-loading device;
Described press-loading device comprises and press-fits piston cylinder and press-fit the piston cylinder piston rod; Described guiding mechanism is provided with guide through hole; Described guide through hole press-fits the piston cylinder piston rod and cooperates with described, is used for supporting the described piston cylinder piston rod that press-fits, and makes describedly to press-fit the piston cylinder piston rod and point-blank move back and forth; Described fixed mechanism is used for the fixed support bent axle.
(3) beneficial effect
Alignment pin press-fitting tool provided by the present invention comprises guiding mechanism, press-loading device and fixed mechanism.Wherein, press-loading device comprises and press-fits piston cylinder that being used for replacing manpower provides the pressure assembling force of bent axle alignment pin, thereby has reduced the requirement to manual skill, reduces labour intensity.Guiding mechanism is provided with guide through hole, and the shaping-orientation through hole with press-fit the piston cylinder piston rod and cooperate, be used for supporting and press-fit the piston cylinder piston rod, make that press-fiting the strictness of piston cylinder piston rod moves back and forth, and can not be subjected to the influence of self gravitation point-blank.When positioning pin and press-fit, in guide through hole, place the alignment pin of coaxial cooperation, the bent axle fixed placement is on fixed mechanism.By guiding mechanism being installed between fixed mechanism and the press-loading device, make to press-fit the piston cylinder piston rod through after the guiding of guide through hole, the axis direction of alignment pin along pin-and-hole is pressed in the pin-and-hole, guarantee can not destroy the circularity of crankshaft flange periphery.Simultaneously, because it is certain to press-fit the range of piston cylinder piston rod, the range that preferred design press-fits the piston cylinder piston rod is the terminal point that press-fits of alignment pin, distance between press-loading device and the fixed mechanism so only need be set, just can control the degree of depth that alignment pin press-fits, and the depth unanimity that all alignment pins press-fit on the assurance bent axle, guaranteed the quality that press-fits of bent axle alignment pin.
Description of drawings
Fig. 1 is the structural representation of alignment pin press-fitting tool in the embodiment of the invention;
Fig. 2 .1, Fig. 2 .2 and Fig. 2 .3 are the process schematic diagram that the alignment pin press-fitting tool press-fits alignment pin in the embodiment of the invention;
Fig. 3 .1 and Fig. 3 .2 are the process schematic diagram of alignment pin press-fitting tool locking sliding stand in the embodiment of the invention;
Fig. 4 .1 and Fig. 4 .2 are the structural representation of alignment pin bracing frame in the embodiment of the invention;
Fig. 5 is the structural representation of back fairlead in the embodiment of the invention;
Fig. 6 is the structural representation of preceding fairlead in the embodiment of the invention;
Fig. 7 is the course of work schematic diagram of alignment pin filler device in the embodiment of the invention;
Wherein, 1: workbench; 2: guiding mechanism; 21: the back fairlead; 22: preceding fairlead; 23: wedge shape iron; 24: taper iron; 25: the locking hole fairlead; 26: briquetting; 3: press-loading device; 31: press-fit piston cylinder; 32: press-fit the piston cylinder piston rod; 33: the pin groove falls; 4: fixed mechanism; 41: preceding firm banking; 42: the back firm banking; 5: alignment pin; 51: the backup piston cylinder; 52: backup piston cylinder piston rod; 6: guide through hole; 61: the latching ram cylinder; 62: the latching ram cylinder piston rod; 7: pin-and-hole; 8: guide rail; 9: storage cavity; 10: sliding stand; 11: the sensor installing hole; 12: eyesight; 13: the semicircle bearing shell; 14: bent axle; 15: the crank-shaft link neck support; 16: adjust piece; 17: buffer stopper; 18: the induction groove; 19: visual groove; 20: floating junction.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
Figure 1 shows that the structural representation of alignment pin press-fitting tool in the embodiment of the invention; Fig. 2 .1, Fig. 2 .2 and Fig. 2 .3 are the process schematic diagram that the alignment pin press-fitting tool press-fits alignment pin in the embodiment of the invention.Shown in Fig. 1, Fig. 2 .1, Fig. 2 .2 and Fig. 2 .3, the alignment pin press-fitting tool in the embodiment of the invention comprises guiding mechanism 2, press-loading device 3 and fixed mechanism 4.Wherein, press-loading device 3 comprises and press-fits piston cylinder 31 that being used for replacing manpower provides the pressure assembling force of bent axle alignment pin, thereby has reduced the requirement to manual skill, reduces labour intensity.Guiding mechanism 2 is provided with guide through hole 6, and shaping-orientation through hole 6 with press-fit piston cylinder piston rod 32 and cooperate, be used for support and press-fit piston cylinder piston rod 32, make that press-fiting 32 strictnesses of piston cylinder piston rod moves back and forth, and can not be subjected to the influence of self gravitation point-blank.When positioning pin and press-fit, in guide through hole 6, place the alignment pin 5 of coaxial cooperation, bent axle 14 fixed placement are on fixed mechanism 4, and preferred pin-and-hole 7 is located on the same line with the axis of guide through hole 6, guarantees the quality that press-fits of alignment pin.By guiding mechanism 2 being installed between fixed mechanism 4 and the press-loading device 3, make and press-fit piston cylinder piston rod 32 through after the guiding of guide through hole 6, axis at pin-and-hole 7 moves back and forth, thereby the axis direction of alignment pin 5 along pin-and-hole 7 is pressed in the pin-and-hole 7, guarantees can not destroy the circularity of crankshaft flange periphery.Simultaneously, because it is certain to press-fit the range of piston cylinder piston rod 32, the range that preferred design press-fits piston cylinder piston rod 32 is the terminal point that press-fits of alignment pin, distance between press-loading device 3 and the fixed mechanism 4 so only need be set, just can control the degree of depth that alignment pin press-fits, and guarantee the depth unanimity that all alignment pins press-fit on the bent axle 14, guaranteed the quality that press-fits of bent axle alignment pin.
In order to realize the friction feeding of alignment pin, on guiding mechanism 2, also be provided with and storage cavity 9 in the present embodiment, be used for a plurality of alignment pins 5 of storage, wherein, storage cavity 9 is communicated with guide through hole 6, and axis normal.In the filler process of alignment pin 5, the axis of alignment pin 5 is parallel to the axis of guide through hole 6 to be put into, shown in Fig. 2 .2 and Fig. 2 .3.By storing a plurality of alignment pins 5 at storage cavity 9, when an alignment pin 5 press-fit finish after, press-fit piston cylinder piston cylinder 32 and return back to the left side of storage cavity 9, then another alignment pin 5 falls into guide through hole 6, can enter next alignment pin again and press-fit circulation, do not need artificial material loading, reduced hand labor intensity, improved production efficiency.
Further, in conjunction with Fig. 2 .1, Fig. 5 and shown in Figure 6, can also be with a back fairlead 21 from an end of guide through hole 6 to be packed guide through hole 6 into, a preceding fairlead 22 is from the other end of guide through hole 6 is packed guide through hole 6 into, and is frequent owing to press-fiting the reciprocating motion of piston cylinder piston rod 32 in guide through hole 6, by being set, fairlead can prevent wearing and tearing to guide through hole 6, when wearing and tearing occurring, only need to change fairlead, convenient and swift, in the service life of prolongation equipment, reduce cost.Simultaneously, when the diameter dimension of alignment pin not simultaneously, axis that can also be by changing the fairlead that cooperates, make the axis that press-fits alignment pin in the process and pin-and-hole is on same straight line.And offer the pin groove 33 that radially falls at guide through hole 6 back fairlead 21 and/or the preceding fairlead 22 corresponding with storage cavity 9 connections place, can offer the pin groove 33 that radially falls at back fairlead 21 in this enforcement, as shown in Figure 5.
Shown in Fig. 4 .1 and Fig. 4 .2, in order effectively to judge whether also have alignment pin in the guide through hole, can also sensor installing hole 11 be set at guiding mechanism 2 in the present embodiment, it is communicated with guide through hole, and it is corresponding with the position of storage cavity 9, sensor installation in sensor installing hole 11 is for detection of whether alignment pin is arranged in the guide through hole.Further, can also be provided with and eyesight 12 by guiding mechanism 2, it is communicated with guide through hole, and corresponding with the position of storage cavity 9, can observe in the pin-shaped attitude of falling of alignment pin and the guide through hole by eyesight 12 whether alignment pin is arranged.Correspondingly, when in guide through hole, fairlead being set, also need be on fairlead the position corresponding with sensor installing hole 11 arrange and radially respond to groove 18, in the position corresponding with eyesight 12 radially visual groove 19 is set, as shown in Figure 5.
Shown in Fig. 1, Fig. 3 .1 and Fig. 3 .2, the placement of the part of precompressed dress alignment pin on the fixed mechanism for convenience, present embodiment preferred orientation pin press-fitting tool also comprises and is arranged on the guide rail 8 on the workbench 1 and is slidingly arranged in sliding stand 10 on the guide rail 8, and guiding mechanism 2 and press-loading device 3 are fixedly mounted on the sliding stand 10.Wherein, sliding power source 51 can be the backup piston cylinder, and by sliding stand 10 is connected with backup cylinder piston rod 52, under the driving of backup piston cylinder 51, sliding stand 10 can move back and forth at guide rail 8.When placing bent axle 14, sliding stand 10 is positioned at guide rail 8 away from a side of fixed mechanism 4.Correspondingly, also need to arrange locking device, after bent axle 14 places, sliding stand 10 is slid into guiding mechanism 2 compress bent axle 14, then with locking device locking sliding stand 10, the slip of spacing sliding stand 10 on guide rail 8.To guarantee that alignment pin press-fits in the process, bent axle 14 maintains static, and the press-fit degree of depth and the technology that reduce alignment pin require error between the numerical value, improves to press-fit quality.Concrete, locking device is fixedly mounted on workbench 1 to deviate from the side of sliding stand 10 1 sides, comprises latching ram cylinder 61, the taper iron 24 that is connected with the free end of latching ram cylinder piston rod 62.Workbench 1 and taper iron 24 corresponding positions are provided with the locking through hole that cooperates with taper iron 24, preferably also at this locking through hole locking hole fairlead 25 is set, prevent frequently moving back and forth locking the wearing and tearing of through hole of taper iron 24, when wearing and tearing occurring, only needing to change locking hole fairlead 25 gets final product, prolong service life of equipment, reduce cost; Side in sliding stand 10 close workbench 1 one sides fixedly installs wedge shape iron 23.When sliding stand 10 slid into guiding mechanism 2 and compresses bent axle 14, taper iron 24 stretched out under the driving of latching ram cylinder 61, and locked sliding stand 19 with the wedge surface of wedge shape iron 23, shown in Fig. 3 .2.Cooperate with the wedge surface of wedge shape iron 23 by taper iron 24 is set, make that the slip of sliding stand 10 can realize the compressing of different model bent axle 14 improved the versatility of equipment.
In conjunction with Fig. 1 and shown in Figure 7, in order to realize the fixed support to bent axle 14, can designs fix mechanism 4 comprise axial direction positioning device, back firm banking 42 and the preceding firm banking 41 that arranges near guiding mechanism 2 in the present embodiment, have semi-circular recesses on the preceding firm banking 41, and the axis of the axis of this semi-circular recesses and guide through hole be arranged in parallel.Axial direction positioning device comprises crank-shaft link neck support 15, adjusts piece 16 and is installed in the interior semicircle bearing shell 13 of semi-circular recesses, wherein, crank-shaft link neck support 15 is installed on the preceding firm banking 41, adjust piece 16 and be installed on the firm banking 42 of back, and crank-shaft link neck support 15 is between semicircle bearing shell 13 and adjustment piece 16.Can adjust the height of crank-shaft link neck support 15 and adjustment piece 16 according to the model of bent axle 14, make alignment pin press-fit in the process, the pin-and-hole of bent axle 14 and the axis of guide through hole are point-blank.Can also buffer stopper 17 be set in semicircle bearing shell 13 both sides, as nylon block, press-fit in the process wearing and tearing to bent axle 14 to reduce alignment pin.
Preferably, in the side of guiding mechanism 2 close fixed mechanism one sides a plurality of briquettings 26 are set, shown in Fig. 4 .2.When sliding stand 10 slid into guiding mechanism and compresses bent axle 14, a plurality of briquettings 26 compressed bent axle 14, guarantee that further alignment pin press-fits in the process, bent axle 14 maintains static, the press-fit degree of depth and the technology that reduce alignment pin require error between the numerical value, improve to press-fit quality, shown in Fig. 3 .2.
Press-fiting power source and can select gas-liquid linked pressurized cylinder in the present embodiment, it is very fast to have speed, the stable advantage of exerting oneself, and can reduce later maintenance cost because using Hydraulic Station to increase.
Piston cylinder in the present embodiment can connect a body of rod by floating junction 20 at the free end of its piston rod, shown in Fig. 2 .1 and Fig. 3 .1, to increase the length of piston rod, makes the structure of alignment pin press-fitting tool can not be subjected to the effect length of piston cylinder piston rod.And floating junction can also eliminate mismachining tolerance, and the protection associated components operates steadily equipment, prolongs the service life of equipment.
In conjunction with Fig. 1 and shown in Figure 7, the concrete course of work of present embodiment alignment pin press-fitting tool is:
1. bent axle 14 is placed position to be press-fited, guarantee to press-fit the axis of piston cylinder piston rod, guide through hole, pin-and-hole point-blank;
2. under the initial state, sliding stand 10 is positioned at the left side extreme position, and after bent axle 14 was in place, backup piston cylinder piston rod 52 stretched out to the right, drives sliding stand 10 and moves right.Compress to the right when the briquetting end face contacts pusher dynamic crankshaft 14 with bent axle 14, then, the latching ram cylinder piston rod stretches out drive taper iron and upwards oppresses wedge shape iron, thereby realizes compressing bent axle 14;
3. press-fit, gas-liquid linked pressurized cylinder 31 starts air pressure function, and the pressurized cylinder piston bar moves to right and then promotes alignment pin and moves to right in guide through hole.When alignment pin withstood on the pin-and-hole aperture of bent axle 14, gas-liquid linked pressurized cylinder 31 started function of increasing pressure, and alignment pin is pressed in the pin-and-hole.The stroke end that the pressurized cylinder piston bar can be set is and press-fits terminal point, and when the pressurized cylinder piston bar arrived the stroke end, alignment pin namely was press-fit into place;
4. after being press-fit into place, the downward rollback of latching ram cylinder piston rod drives taper iron and moves downwards; Pressurized cylinder piston bar rollback left then, the alignment pin of finishing a pin-and-hole press-fits; When pressurized cylinder piston bar rollback to guide through hole when left side, the alignment pin in the storage cavity by the pin groove that falls to falling in the guide through hole, turning crankshaft 14, the alignment pin that enters next pin-and-hole press-fits;
5. after the alignment pin of finishing all pin-and-holes on the bent axle 14 press-fited, backup piston cylinder piston rod 52 is rollback left, is totally released bent axle 14, press-fits and finishes.
As can be seen from the above embodiments, alignment pin press-fitting tool provided by the present invention comprises guiding mechanism, press-loading device and fixed mechanism.Wherein, press-loading device comprises and press-fits piston cylinder that being used for replacing manpower provides the pressure assembling force of bent axle alignment pin, thereby has reduced the requirement to manual skill, reduces labour intensity.Guiding mechanism is provided with guide through hole, and the shaping-orientation through hole with press-fit the piston cylinder piston rod and cooperate, be used for supporting and press-fit the piston cylinder piston rod, make that press-fiting the strictness of piston cylinder piston rod moves back and forth, and can not be subjected to the influence of self gravitation point-blank.When positioning pin and press-fit, in guide through hole, place the alignment pin of coaxial cooperation, the bent axle fixed placement makes the axis of pin-and-hole and guide through hole be located on the same line on fixed mechanism.By guiding mechanism being installed between fixed mechanism and the press-loading device, make to press-fit the piston cylinder piston rod through after the guiding of guide through hole, the axis direction of alignment pin along pin-and-hole is pressed in the pin-and-hole, guarantee can not destroy the circularity of crankshaft flange periphery.Simultaneously, because it is certain to press-fit the range of piston cylinder piston rod, the range that preferred design press-fits the piston cylinder piston rod is the terminal point that press-fits of alignment pin, distance between press-loading device and the fixed mechanism so only need be set, be easy to control the degree of depth that alignment pin press-fits, and the depth unanimity that all alignment pins press-fit on the assurance bent axle, guaranteed the quality that press-fits of bent axle alignment pin.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.

Claims (10)

1. a bent axle alignment pin press-fitting tool is characterized in that, described bent axle alignment pin press-fitting tool comprises guiding mechanism, press-loading device and fixed mechanism, and described guiding mechanism is between described fixed mechanism and press-loading device;
Described press-loading device comprises and press-fits piston cylinder and press-fit the piston cylinder piston rod; Described guiding mechanism is provided with guide through hole; Described guide through hole press-fits the piston cylinder piston rod and cooperates with described, is used for supporting the described piston cylinder piston rod that press-fits, and makes describedly to press-fit the piston cylinder piston rod and point-blank move back and forth; Described fixed mechanism is used for the fixed support bent axle.
2. bent axle alignment pin press-fitting tool according to claim 1 is characterized in that, also is provided with storage cavity on the described guiding mechanism, is used for a plurality of alignment pins of storage; Wherein, described storage cavity is communicated with described guide through hole, and axis normal.
3. bent axle alignment pin press-fitting tool according to claim 2 is characterized in that, a back fairlead is from an end of described guide through hole is packed described guide through hole into; Fairlead is from the other end of described guide through hole is packed described guide through hole into before one; And at the described guide through hole described back fairlead corresponding with storage cavity connection place and/or leadingly offer radially to fall the pin groove to putting.
4. bent axle alignment pin press-fitting tool according to claim 2 is characterized in that, also is provided with the sensor installing hole on the described guiding mechanism; Described sensor installing hole is communicated with described guide through hole, and corresponding with the position of described storage cavity; Sensor installation in described sensor installing hole is for detection of whether alignment pin is arranged in the described guide through hole.
5. bent axle alignment pin press-fitting tool according to claim 2 is characterized in that, also is provided with eyesight on the described guiding mechanism; Described eyesight is communicated with described guide through hole, and corresponding with the position of described storage cavity, can observe the pin-shaped attitude of falling of alignment pin by described eyesight.
6. according to each described bent axle alignment pin press-fitting tool of claim 1-5, it is characterized in that described alignment pin press-fitting tool also comprises guide rail and is slidingly arranged in sliding stand on the described guide rail; Described guiding mechanism and press-loading device are fixedly mounted on the described sliding stand;
Described alignment pin press-fitting tool also comprises locking device, press-fits in the process at alignment pin, and described locking device is used for the described sliding stand of locking.
7. bent axle alignment pin press-fitting tool according to claim 6 is characterized in that, described guide rail and fixed mechanism are fixedly mounted on the workbench;
Described locking device is fixedly mounted on described workbench to deviate from the side of described sliding stand one side, comprises latching ram cylinder and taper iron, and described taper iron is connected with the free end of described latching ram cylinder piston rod;
The position that described workbench is corresponding with described taper iron is provided with the locking through hole that cooperates with described taper iron; Described sliding stand is set with wedge shape iron near on the side of described workbench one side; Described taper iron stretches out under the driving of described latching ram cylinder, and locks described sliding stand with the wedge surface of described wedge shape iron.
8. bent axle alignment pin press-fitting tool according to claim 6, it is characterized in that, described guiding mechanism is provided with a plurality of briquettings near the side of described fixed mechanism one side, and in press-fiting in the process of alignment pin, described a plurality of briquettings compress bent axle along the axis direction of pin-and-hole.
9. according to each described bent axle alignment pin press-fitting tool of claim 1-5, it is characterized in that described fixed mechanism comprises axial direction positioning device, back firm banking and the preceding firm banking that arranges near described guiding mechanism; Has semi-circular recesses on the firm banking before described; And the axis of described semi-circular recesses and the axis of described guide through hole be arranged in parallel;
Described axial direction positioning device comprises the crank-shaft link neck support, adjusts piece and is installed in the interior semicircle bearing shell of described semi-circular recesses; Described crank-shaft link neck support is installed on the described preceding firm banking, and described adjustment piece is installed on the firm banking of described back; Wherein, described crank-shaft link neck support is between described semicircle bearing shell and adjustment piece.
10. according to each described bent axle alignment pin press-fitting tool of claim 1-5, it is characterized in that press-fit in the process at alignment pin, the pin-and-hole on the bent axle and the axis of described guide through hole are located on the same line.
CN201310158815.8A 2013-04-28 2013-04-28 Bent axle alignment pin press-fitting tool Active CN103231238B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310158815.8A CN103231238B (en) 2013-04-28 2013-04-28 Bent axle alignment pin press-fitting tool

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Application Number Priority Date Filing Date Title
CN201310158815.8A CN103231238B (en) 2013-04-28 2013-04-28 Bent axle alignment pin press-fitting tool

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CN103231238A true CN103231238A (en) 2013-08-07
CN103231238B CN103231238B (en) 2015-08-26

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325267A (en) * 2014-10-29 2015-02-04 昆明欧迈科技有限公司 Assembling device for tubular objects
CN106002234A (en) * 2016-07-18 2016-10-12 黄山鼎瑞新壳体有限公司 Assembling device for hinge shaft of protective box
CN108872625A (en) * 2018-06-21 2018-11-23 温州瑞奇汽车电子有限公司 Hall-type speed sensor
CN108890262A (en) * 2018-07-17 2018-11-27 厦门淳诚工贸有限公司 A kind of eyeglasses leg cover core inserting machine

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CN101564753A (en) * 2009-05-19 2009-10-28 青岛迈特动力部件有限公司 Process for riveting and assembling powder metallurgy crankshaft and riveting tool
CN201922239U (en) * 2010-12-16 2011-08-10 锐展(铜陵)科技有限公司 Crankshaft front oil seal-mounting tooling
CN202292209U (en) * 2011-10-31 2012-07-04 浙江西菱台钻制造有限公司 Work fixture
CN202763410U (en) * 2012-08-09 2013-03-06 南车株洲电力机车有限公司 Wheel connecting pin press fitting tool

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101564753A (en) * 2009-05-19 2009-10-28 青岛迈特动力部件有限公司 Process for riveting and assembling powder metallurgy crankshaft and riveting tool
CN201922239U (en) * 2010-12-16 2011-08-10 锐展(铜陵)科技有限公司 Crankshaft front oil seal-mounting tooling
CN202292209U (en) * 2011-10-31 2012-07-04 浙江西菱台钻制造有限公司 Work fixture
CN202763410U (en) * 2012-08-09 2013-03-06 南车株洲电力机车有限公司 Wheel connecting pin press fitting tool

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325267A (en) * 2014-10-29 2015-02-04 昆明欧迈科技有限公司 Assembling device for tubular objects
CN104325267B (en) * 2014-10-29 2016-08-24 昆明欧迈科技有限公司 A kind of assembling device for shaped object
CN106002234A (en) * 2016-07-18 2016-10-12 黄山鼎瑞新壳体有限公司 Assembling device for hinge shaft of protective box
CN108872625A (en) * 2018-06-21 2018-11-23 温州瑞奇汽车电子有限公司 Hall-type speed sensor
CN108890262A (en) * 2018-07-17 2018-11-27 厦门淳诚工贸有限公司 A kind of eyeglasses leg cover core inserting machine

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