CN105201721B - A kind of new work engine with wear ring starts pulling plate - Google Patents

A kind of new work engine with wear ring starts pulling plate Download PDF

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Publication number
CN105201721B
CN105201721B CN201510667263.2A CN201510667263A CN105201721B CN 105201721 B CN105201721 B CN 105201721B CN 201510667263 A CN201510667263 A CN 201510667263A CN 105201721 B CN105201721 B CN 105201721B
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CN
China
Prior art keywords
wear ring
pulling plate
piece
hole
new work
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510667263.2A
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Chinese (zh)
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CN105201721A (en
Inventor
孙星
王谈理
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Weifang Zhongwang Agricultural Machinery Co ltd
Original Assignee
Weifang Zhong Wang Cheerful Agriculture Machinery Corp
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Application filed by Weifang Zhong Wang Cheerful Agriculture Machinery Corp filed Critical Weifang Zhong Wang Cheerful Agriculture Machinery Corp
Priority to CN201510667263.2A priority Critical patent/CN105201721B/en
Publication of CN105201721A publication Critical patent/CN105201721A/en
Application granted granted Critical
Publication of CN105201721B publication Critical patent/CN105201721B/en
Expired - Fee Related legal-status Critical Current
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  • Compositions Of Oxide Ceramics (AREA)

Abstract

Start pulling plate the invention provides a kind of new work engine with wear ring, including starting pulling plate body, it is described to start the wear ring that ceramic material is inlaid with pulling plate body, setting-up piece is additionally provided between the wear-resisting draw ring and startup pulling plate, the setting-up piece is provided with the through hole for being used for installing wear ring, described setting-up piece is included with starting the connecting portion that pulling plate is connected, and the connecting portion is in flat.The present invention seems simple technological improvement, but small agricultural is equipped in mini-tiller technical field, be currently without, solve and start pulling plate cover body in above-mentioned technology and be worn the problem of being rubbed with drawstring, it is high using ceramics strength, the smooth characteristic in surface, effectively prevent drawstring and the abrasion in cover body friction process.

Description

A kind of new work engine with wear ring starts pulling plate
Technical field
The present invention relates to machinery equipment field, more particularly to a kind of starting device, specifically refer to a kind of with wear ring New work engine starts pulling plate.
Background technology
It is well known that the startup majority of miniature gasoline engine, diesel engine is using startup pulling plate, when the startup pulling plate is pulled, machine Tool claw is spun out from pulling plate, and is clasped with the structure matching of motor shaft end so that motor shaft is rotated, so as to start motor Generate electricity, finally start diesel engine or gasoline engine, this technology is more ripe, still, small agricultural dress is engaged in as one Standby manufacturing enterprise, in the agricultural equipment of sale, many customers' responsiveness start pulling plate and are easy to damage, and main performance repeatedly makes Started with pulling plate is started, start drawstring and rubbed for a long time in drawing process with being arranged on the hole started on pulling plate outer cover, Be easy to gall in hole, cover body is typically made of iron plate, iron plate is understood with drawstring friction rub drawstring, ultimately result in pulling plate without Method is normally used;For this phenomenon, my company is often to provide a standby drawstring for client selling product, but It is even to increase standby drawstring, is also to be easy to be worn, rub, cover body is also dressed in rags, is always hardly possible in this area With the technical problem of solution.
The content of the invention
The technical problem to be solved in the present invention is with wear-resisting for the weak point present in prior art there is provided one kind The new work engine of ring starts pulling plate, seems simple technological improvement, but small agricultural is equipped in mini-tiller technical field, is Currently without, solve and start pulling plate cover body in above-mentioned technology and be worn the problem of being rubbed with drawstring, effectively prevent drawing Rope and the abrasion in cover body friction process.
The technical solution of the present invention is to provide a kind of following new work engine with wear ring and starts pulling plate, bag Include the wear ring that ceramic material is inlaid with startup pulling plate body, the startup pulling plate body.
Preferably, being additionally provided with setting-up piece between the wear-resisting draw ring and startup pulling plate.
Preferably, the setting-up piece is provided with the through hole for being used for installing wear ring.
Preferably, described setting-up piece is included with starting the connecting portion that pulling plate is connected, the connecting portion is in flat.
Preferably, the connecting portion center is to lower recess, formed with cambered cambered surface pit.
Preferably, the through hole is located at pit bottom.
Preferably, the pit is big in open top, small horn-like of bottom opening.
Preferably, the connecting portion center is provided with rounding to the corner of lower recess.
Preferably, the top edge and lower edge of the wear ring are higher by upper shed and the under shed of through hole respectively, it is described Wear ring is fixed in through hole by welding, bonding, clamping or interference fit.
Preferably, the setting-up piece is circle, the depth of the pit and the thickness ratio of connecting portion are 1:4, it is described The thickness of setting-up piece be 1 ± 0.2mm, a diameter of 2.3 ± 0.3mm of the setting-up piece, the through hole a diameter of 8 ± 1mm。
Using beneficial effects of the present invention:Solve startup pulling plate cover body in above-mentioned technology and be worn what is rubbed with drawstring Problem, surface smooth characteristic high using ceramics strength, effectively prevent drawstring and the abrasion in cover body friction process, also solves The problem of setting-up piece for ceramic ring and the irony of having determined is difficult to fix.
Brief description of the drawings
Fig. 1 starts the structural representation of pulling plate for this new work engine with wear ring.
Fig. 2 is the structural representation of wear ring in Fig. 1.
Fig. 3 is Fig. 2 top view.
Fig. 4 is the sectional drawing in A-A directions in Fig. 2.
Fig. 5 is the structural representation of wear ring in Fig. 2.
Shown in figure:1st, pulling plate body is started, 2, wear ring, 3, setting-up piece, 4, through hole, 5, connecting portion, 6, pit, 7, Rounding, 8, flange, 9, groove.
Embodiment
For purposes of illustration only, below in conjunction with the accompanying drawings, the startup of the new work engine with the wear ring pulling plate to invention is done in detail Explanation.
As shown in Fig. 1 to Fig. 5, a kind of new work engine with wear ring starts pulling plate, including starts pulling plate body 1, it is described to start the wear ring 2 that ceramic material is inlaid with pulling plate body 1;Between the wear ring 2 and startup pulling plate body 1 also Provided with setting-up piece 3;The setting-up piece 3 is provided with the through hole 4 for being used for installing wear ring 2;Described setting-up piece 3 include with Start the connecting portion 5 of the connection of pulling plate body 1, the connecting portion 5 is in flat;The center of connecting portion 5 is to lower recess, shape Into with cambered cambered surface pit 6;The through hole 4 is located at the bottom of pit 6;The pit 6 is big in open top, and bottom opening is small It is horn-like;The center of connecting portion 5 is provided with rounding 7 to the corner of lower recess;The top edge of the wear ring 2 and Lower edge is higher by upper shed and the under shed of through hole 4 respectively, and the wear ring 2 is solid by welding, bonding, clamping or interference fit It is scheduled in through hole 4;The setting-up piece 3 is circle, and the depth of the pit 6 is 1 with the thickness ratio of connecting portion 5:4, it is described solid Determine pad 3 thickness be 1 ± 0.2mm, a diameter of 2.3 ± 0.3mm of the setting-up piece 3, the through hole 4 a diameter of 8 ± 1mm。
As described in Figure 5, the edge of wear ring 2 of ceramic material is provided with and through hole 4 cooperates turns over/8, two flange up and down 8 form annular groove 9, are just cooperated with through hole 4, and the height after the flange of ceramic wear-resisting ring 2 is more than sheet material at through hole 4 Thickness.
The wear ring 2 of the ceramic material is aluminium oxide ceramics, is calculated by weight, including:3 parts of MgO, SiO25 parts, 2 parts of C, Fe2O30.5 part, it is 2.5 parts of CaO, 0.02 part of Ba, 0.05 part of Be, 0.02 part of Ni, 0.02 part of Cu, 5 parts of clay, sliding 2 parts of stone, 0.6 part of aftershaping that is mixed with water of TiO2, are then fired.
The preparation method of the wear ring 2 of the ceramic material:
(1)Material is added into agitator first and carries out full and uniform stirring, then extrusion forming is carried out using mould, Wear ring blank is formed, extrusion forming pressure is 25 ~ 28MPa, will also be 1 hour using water body static pressure after shaping, water body static pressure refers to Blank after shaping is put into the casing equipped with water, carries out not having air in static pressure processing, casing to blank using the pressure of water, Pressure is 220 ~ 230MPa in casing;
(2)Wear ring blank after shaping is put into calcining furnace to be fired, in sintering procedure, first with low temperature 100 ~ 180 DEG C are toasted, and excess moisture is evaporated, until blank moisture is less than blank in 1 ~ 2%, baking process and is heated evenly, are prevented Local heating is too high;
(3)Vacuumized using vacuum machine, it is 0.15 ~ 0.24MPa to control vacuum in calcining furnace, at the same time, is being forged The mixed gas that inert gas He, Ne and Ar are passed through in stove is burnt, mixed proportion is He by volume:Ne:Ar=1:1.3:5, in stove Temperature is promoted to 1000 ~ 1250 DEG C with 6 ~ 12 DEG C/minute of speed, heat-insulation pressure keeping 10 ~ 18 minutes, then with 12 ~ 18 DEG C/minute of speed 1300 ~ 1500 DEG C of temperature value is lifted, heat-insulation pressure keeping 1.5 ~ 2.5 hours finally closes heater, cools to room temperature with the furnace, taken out It can be prepared by wear ring.
1000 finally are extracted to obtained batch wear ring and detects that testing result is as follows:
Microhardness is that 7.3 ~ 9.96Gpa, bending strength are that 200 ~ 302MPa, coefficient of friction are 0.527 ~ 0.659, abrasion Rate is 5.51 ~ 6.56 × 10-6mm3/(N·m)-1, start for this pulling plate, carry out 50000 conventional start and test, drawstring is intact Without fracture, wear ring visually observes no abrasion.
In the above-described embodiments, the preferred forms to the present invention are described, it is obvious that in the invention structure of the present invention Under think of, many changes can be still made.Here, it should be noted that any change made under the inventive concept of the present invention all will Fall within the scope of protection of the present invention.

Claims (6)

1. a kind of new work engine with wear ring starts pulling plate, including starts pulling plate body(1), it is characterized in that:It is described to open Dynamic pulling plate body(1)On be inlaid with the wear ring of ceramic material(2), the wear ring(2)With starting pulling plate body(1)Between also Provided with setting-up piece(3), the setting-up piece(3)Being provided with is used to install wear ring(2)Through hole(4), described fixes pad Piece(3)Including with starting pulling plate body(1)The connecting portion of connection(5), the connecting portion(5)In flat, the connecting portion(5) Center is formed with cambered cambered surface pit to lower recess(6), the through hole(4)Positioned at pit(6)Bottom, it is described recessed Hole(6)Big, small horn-like, the connecting portion of bottom opening in open top(5)Center is set to the corner of lower recess There is rounding(7), the wear ring of ceramic material(2)Edge is provided with and through hole(4)The flange of mutual cooperation(8), two are turned over up and down Side(8)Form annular groove(9).
2. the new work engine according to claim 1 with wear ring starts pulling plate, it is characterized in that:The wear ring (2)Top edge and lower edge be higher by through hole respectively(4)Upper shed and under shed, the wear ring(2)By welding, glue Knot, clamping or interference fit are fixed on through hole(4)It is interior.
3. the new work engine according to claim 1 or 2 with wear ring starts pulling plate, it is characterized in that:The fixation Pad(3)For circle, the pit(6)Depth and connecting portion(5)Thickness ratio be 1:4, the setting-up piece(3)Thickness For 1 ± 0.2mm, the setting-up piece(3)A diameter of 2.3 ± 0.3mm, the through hole(4)A diameter of 8 ± 1mm.
4. the new work engine according to claim 1 with wear ring starts pulling plate, it is characterized in that:The ceramic material Wear ring( 2)For aluminium oxide ceramics, calculate by weight, including:3 parts of MgO, SiO25 parts, 2 parts of C, Fe2O3 0.5 Part, 2.5 parts of CaO, 0.02 part of Ba, 0.05 part of Be, 0.02 part of Ni, 0.02 part of Cu, 5 parts of clay, 2 parts of talcum, TiO2 0.6 Part is mixed with water aftershaping, then fires.
5. the new work engine according to claim 4 with wear ring starts pulling plate, it is characterized in that:The ceramic material Wear ring( 2)Preparation method:
(1)Material is added into agitator first and carries out full and uniform stirring, then extrusion forming is carried out using mould, is formed Wear ring blank, extrusion forming pressure is 25 ~ 28MPa, after shaping will also using water body static pressure 1 hour, water body static pressure refer to by into Blank after type is put into the casing equipped with water, carries out not having air, casing in static pressure processing, casing to blank using the pressure of water Interior pressure is 220 ~ 230MPa;
(2)Wear ring blank after shaping is put into calcining furnace to be fired, in sintering procedure, first with low temperature 100 ~ 180 DEG C toasted, excess moisture is evaporated, until blank moisture is less than blank in 1 ~ 2%, baking process and is heated evenly, prevent office Portion is heated too high;
(3)Vacuumized using vacuum machine, it is 0.15 ~ 0.24MPa to control vacuum in calcining furnace, at the same time, in calcining furnace Inert gas He, Ne and Ar mixed gas are inside passed through, mixed proportion is He by volume:Ne:Ar=1:1.3:5, in-furnace temperature 1000 ~ 1250 DEG C are promoted to 6 ~ 12 DEG C/minute of speed, heat-insulation pressure keeping 10 ~ 18 minutes, then lifted with 12 ~ 18 DEG C/minute of speed 1300 ~ 1500 DEG C of temperature value, heat-insulation pressure keeping 1.5 ~ 2.5 hours, finally closes heater, cools to room temperature, taking-up with the furnace Wear ring is made.
6. the new work engine according to claim 5 with wear ring starts pulling plate, it is characterized in that:To obtained batch Wear ring has:
Microhardness is that 7.3 ~ 9.96Gpa, bending strength are that 200 ~ 302MPa, coefficient of friction are that 0.527 ~ 0.659, wear rate is 5.51~6.56×10-6mm3(N·m)-1
CN201510667263.2A 2015-10-16 2015-10-16 A kind of new work engine with wear ring starts pulling plate Expired - Fee Related CN105201721B (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510667263.2A CN105201721B (en) 2015-10-16 2015-10-16 A kind of new work engine with wear ring starts pulling plate

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CN105201721A CN105201721A (en) 2015-12-30
CN105201721B true CN105201721B (en) 2017-10-24

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5988132A (en) * 1997-02-21 1999-11-23 Sanshin Kogyo Kabushiki Kaisha Pull starter for outboard motor
US6792908B1 (en) * 2003-06-25 2004-09-21 Starting Industrial Co., Ltd. Recoil assembly for a pull starter
CN202228241U (en) * 2011-10-10 2012-05-23 吴子广 Poking pin type starter for gasoline engine
CN205047344U (en) * 2015-10-16 2016-02-24 王谈理 Novel engine start draws dish with wear ring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7096842B2 (en) * 2004-10-12 2006-08-29 Kwang Yang Motor Co. Ltd. Rope-operated actuator for an engine starter
US7066130B2 (en) * 2004-11-18 2006-06-27 Tohatsu Corporation Recoil starter with automatic orientation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5988132A (en) * 1997-02-21 1999-11-23 Sanshin Kogyo Kabushiki Kaisha Pull starter for outboard motor
US6792908B1 (en) * 2003-06-25 2004-09-21 Starting Industrial Co., Ltd. Recoil assembly for a pull starter
CN202228241U (en) * 2011-10-10 2012-05-23 吴子广 Poking pin type starter for gasoline engine
CN205047344U (en) * 2015-10-16 2016-02-24 王谈理 Novel engine start draws dish with wear ring

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Inventor after: Sun Xing

Inventor after: Wang Tanli

Inventor before: Wang Tanli

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Effective date of registration: 20170911

Address after: 261020, Shandong, Weifang province Weicheng District Pine Road and warehouse South Street junction 200 meters south

Applicant after: WEIFANG ZHONGWANG AGRICULTURAL MACHINERY CO.,LTD.

Address before: Weifang City, Shandong province 261011 Zhuang village in Weicheng District

Applicant before: Wang Tanli

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171024