CN203210141U - Grinding machine for ends of valve stems - Google Patents

Grinding machine for ends of valve stems Download PDF

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Publication number
CN203210141U
CN203210141U CN 201320215504 CN201320215504U CN203210141U CN 203210141 U CN203210141 U CN 203210141U CN 201320215504 CN201320215504 CN 201320215504 CN 201320215504 U CN201320215504 U CN 201320215504U CN 203210141 U CN203210141 U CN 203210141U
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CN
China
Prior art keywords
valve stem
grinding
emery wheel
plate
location
Prior art date
Application number
CN 201320215504
Other languages
Chinese (zh)
Inventor
张进涛
Original Assignee
重庆永丰精锐气门有限公司
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Publication date
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Priority to CN 201320215504 priority Critical patent/CN203210141U/en
Application granted granted Critical
Publication of CN203210141U publication Critical patent/CN203210141U/en

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Abstract

The utility model discloses a grinding machine for ends of valve stems. The grinding machine comprises a framework. A valve stem conveying device, a conveying motor, a valve stem positioning and compressing device and a first grinding wheel driving motor are fixed onto the framework, and an end surface grinding wheel is fixed onto a rotor of the first grinding wheel driving motor; the valve stem conveying device comprises conveying shafts, and spiral grooves are formed in the conveying shafts; the valve stem positioning and compressing device comprises a first end surface positioning plate and an upper pressure plate device, the first end surface positioning plate is matched with an end surface of a valve stem, and the upper pressure plate device is used for limiting the upward jumping distance of the valve stem. The grinding machine for the ends of valve stems has the advantages that the valve stems are continuously conveyed to the end surface grinding wheel and a chamfering grinding wheel by the two conveying shafts with the spiral grooves, so that the valve stems can be uninterruptedly machined, an end surface of each valve stem can be ground while the edge of the end surface of the valve stem is chamfered on the same grinding machine, a technological process is simplified, the machining efficiency can be greatly improved, and the production cost can be lowered.

Description

Valve stem termination grinding machine

Technical field

The utility model relates to a kind of grinding machine, particularly a kind of grinding machine for the grinding valve stem.

Background technology

In existing, the end face of valve stem and angle, end surface edge road adopt lathe to carry out turning processing, and turning processing once can only be processed a valve stem, and needs in the process often to change cutting tool, causes working (machining) efficiency low, the processing cost height.

The utility model content

In view of this, the purpose of this utility model provides a kind of valve stem termination grinding machine, to solve the problem that valve stem end face working (machining) efficiency is low, processing cost is high.

The utility model valve stem termination grinding machine comprises frame, the valve stem conveyer is fixedly arranged on the described frame, transmit motor, valve stem positioning compression device and the first emery wheel drive motors, and the face grinding emery wheel is fixedly arranged on the rotor of the described first emery wheel drive motors;

Described valve stem conveyer comprise two parallel be set up in parallel and by transmission device with transmit the transmission shaft that motor is connected, the face of cylinder of described two transmission shafts is provided with for the helicla flute of placing and locate valve stem, and the helical groove structure on described two transmission shafts is identical;

The grinding face of described face grinding emery wheel and transmission shaft axis parallel;

Described valve stem positioning compression device comprises the first end face location-plate that cooperates with the valve stem end face and is used for limiting upwards the beat top hold-down device of distance of valve stem, the locating surface of the described first end face location-plate is less than or equal to the grinding face of face grinding emery wheel to the distance of transmission shaft to the distance of transmission shaft, and the end of the described first end face location-plate is near the grinding face of face grinding emery wheel, and described top hold-down device is fixed on the top of two transmission shafts by jockey.

Further, described valve stem termination grinding machine also comprises the second emery wheel drive motors that is fixed on the frame, fixedly is useful on the chamfering abrasive wheel of grinding valve stem end surface edge on the rotor of the described second emery wheel drive motors; Described valve stem positioning compression device also comprises the second end face location-plate that is arranged between face grinding emery wheel and the chamfering abrasive wheel, and the locating surface of the described second end face location-plate is near the grinding face of chamfering abrasive wheel.

Further, described top hold-down device comprises the bolt of the top board that fixedly installs, the lower platen parallel with top board, at least two connection top boards and lower platen and is enclosed within buffer spring on the bolt, the two ends of described buffer spring withstand on respectively on top board and the lower platen, and described bolt and top board are slidingly matched at above-below direction.

Further, described valve stem termination grinding machine also comprises face grinding emery wheel governor motion and the chamfering abrasive wheel governor motion that structure is identical, described face grinding emery wheel governor motion and chamfering abrasive wheel governor motion include the base plate that is fixed on the frame, are arranged at slide plate and the bolt that is connected slide plate and base plate on the base plate, the described first emery wheel drive motors is fixed on the slide plate of face grinding emery wheel governor motion, and the described second emery wheel drive motors is fixed on the slide plate of chamfering abrasive wheel governor motion.

Further, described valve stem positioning compression device also comprises the 3rd end face location-plate that is arranged on chamfering abrasive wheel discharge side.

Further, described transmission device is gear drive.

The beneficial effects of the utility model: the utility model valve stem termination grinding machine, it continuously carries valve stem by two band spiral fluted transmission shafts to face grinding emery wheel and chamfering abrasive wheel, can realize the uninterrupted processing continuously of valve stem, simultaneously on same grinding machine, can realize face grinding and end surface edge chamfering simultaneously, simplified technological process, raising working (machining) efficiency that can be very big reduces production costs.

Description of drawings

Fig. 1 is the front view of the utility model valve stem termination grinding machine;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the left view of Fig. 1.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is further described.

As shown in the figure, valve stem termination grinding machine, comprise frame 1, the valve stem conveyer fixedly arranged on the described frame 1, transmit motor 2, valve stem positioning compression device and the first emery wheel drive motors 3 that face grinding emery wheel 4 is fixedly arranged on the rotor of the described first emery wheel drive motors 3;

Described valve stem conveyer comprises two parallel transmission shafts 6 that are set up in parallel, also are connected by transmission device 5 and transmission motor 2, the face of cylinder of described two transmission shafts 6 is provided with for the helicla flute 7 of placing and locate valve stem, and helicla flute 7 structures on described two transmission shafts 6 are identical;

The axis parallel of the grinding face of described face grinding emery wheel 4 and transmission shaft 6;

Described valve stem positioning compression device comprises the first end face location-plate 8 that cooperates with the valve stem end face and is used for limiting upwards the beat top hold-down device of distance of valve stem, the locating surface of the described first end face location-plate 8 equals the grinding face of face grinding emery wheel 4 to the distance of transmission shaft 6 to the distance of transmission shaft 6, and the end of the described first end face location-plate 8 is near the grinding face of face grinding emery wheel 4, described top hold-down device is fixed on the top of two transmission shafts 6 by jockey 9, jockey described in the present embodiment 9 is L shaped connecting plate, certainly jockey 9 also can be other as form in the described mode of difference, as can be the connecting rod of vertical setting or connecting plate etc.

The course of work of this valve stem termination grinding machine face grinding is:

Valve stem is placed in the helicla flute 7 of two transmission shafts, transmits motor 2 and drive transmission shaft 6 rotations, utilize the helicla flute 7 of rotation to be fed forward valve stem, helicla flute 7 also has the effect that axially promotes valve stem along valve stem in rotary course simultaneously.Valve stem is withstanding on the first end face location-plate 8 under the axial thrust effect of helicla flute 7, and valve stem moves and is smoothly transitted on the grinding face of face grinding emery wheel 4 along the first end face location-plate 8, the realization cross grinding.In grinding process, because the position-limiting action of top hold-down device is arranged, can prevent that therefore valve stem from upwards beating, can guarantee grinding quality.

Certainly in theory, the locating surface of the described first end face location-plate 8 equals the grinding face of face grinding emery wheel 4 to the distance of transmission shaft 6 to the distance of transmission shaft 6, can realize that also valve stem is smoothly transitted on the grinding face of face grinding emery wheel 4 from the first end face location-plate 8.And in concrete enforcement, the width of helicla flute 7 should match with the diameter of valve stem, beats to avoid in grinding process valve stem to produce in helicla flute 7 groove width directions.

As the improvement to present embodiment, this valve stem termination grinding machine also comprises the second emery wheel drive motors 10 that is fixed on the frame 1, fixedly is useful on the chamfering abrasive wheel 11 of grinding valve stem end surface edge on the rotor of the described second emery wheel drive motors 10; Described valve stem positioning compression device also comprises the second end face location-plate 12 that is arranged between face grinding emery wheel 4 and the chamfering abrasive wheel 11, and the locating surface of the described second end face location-plate 12 is near the grinding face of chamfering abrasive wheel 11.

The chamfering course of work of this valve stem termination grinding machine is:

Grinding the valve stem of end face be smoothly transitted on the locating surface of the second end face location-plate 12 from the grinding face of face grinding emery wheel 4, valve stem is in the second end face location-plate, 12 reaches of the promotion lower edge of transmission shaft 6, and be smoothly transitted on the grinding face of chamfering abrasive wheel 11, realize chamfering.

Present embodiment valve stem termination grinding machine, its transmission shaft 6 by two band helicla flutes 7 is continuously carried valve stem to face grinding emery wheel 4 and chamfering abrasive wheel 11, can realize the uninterrupted processing continuously of valve stem, simultaneously on same grinding machine, can realize face grinding and end surface edge chamfering simultaneously, simplified technological process, raising working (machining) efficiency that can be very big reduces production costs.

As the improvement to present embodiment, described top hold-down device comprises the bolt 15 of the top board 13 that fixedly installs, the lower platen 14 parallel with top board 13, at least two connection top boards and lower platen and is enclosed within buffer spring 16 on the bolt 15, the two ends of described buffer spring 16 withstand on respectively on top board 13 and the lower platen 14, and described bolt 15 and top board 13 are slidingly matched at above-below direction.This structure top hold-down device, it is by 16 pairs of lower platen 14 applied thrusts of buffer spring, lower platen 14 is pressed on the valve stem again, by selecting suitable buffer spring 16 can obtain preferable thrust to valve stem, valve stem so can be rotated more flexibly following of the pressure of lower platen 14, make simultaneously between valve stem and the lower platen 14 not have the gap, valve stem is beated in the above-below direction nothing in grinding process.Certainly in different embodiments, described top hold-down device also can adopt other structures, as also can having only a block pressur plate, but adopts the gap between this structure pressing plate and the valve stem must strict control.

As the improvement to present embodiment, described valve stem termination grinding machine also comprises face grinding emery wheel governor motion and the chamfering abrasive wheel governor motion that structure is identical, described face grinding emery wheel governor motion and chamfering abrasive wheel governor motion include the base plate 17 that is fixed on the frame 1, be arranged at the slide plate 18 on the base plate 17 and be connected the bolt 19 of slide plate 18 and base plate 17, the described first emery wheel drive motors 3 is fixed on the slide plate of face grinding emery wheel governor motion, and the described second emery wheel drive motors 10 is fixed on the slide plate of chamfering abrasive wheel governor motion.After process works long hours, gap between face grinding emery wheel 4 and chamfering abrasive wheel 11 and the valve stem can change, by with slide plate 18 along the moving axially of face grinding emery wheel 4, can readjust the distance between face grinding emery wheel 4 and chamfering abrasive wheel 11 and the valve stem, thereby improve grinding quality.

As the improvement to present embodiment, described valve stem positioning compression device also comprises the 3rd end face location-plate 20 that is arranged on chamfering abrasive wheel 11 discharge sides, by the guide effect of the 3rd end face location-plate 20, can make valve stem move to the end of transmission shaft 6 smoothly, and withdraw from from transmission shaft 6.

As the improvement to present embodiment, described transmission device 5 is gear drive, and is simple in structure, the transmission efficiency height.

Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims (6)

1. valve stem termination grinding machine, it is characterized in that: comprise frame, the valve stem conveyer is fixedly arranged on the described frame, transmit motor, valve stem positioning compression device and the first emery wheel drive motors, the face grinding emery wheel is fixedly arranged on the rotor of the described first emery wheel drive motors;
Described valve stem conveyer comprise two parallel be set up in parallel and by transmission device with transmit the transmission shaft that motor is connected, the face of cylinder of described two transmission shafts is provided with for the helicla flute of placing and locate valve stem, and the helical groove structure on described two transmission shafts is identical;
The grinding face of described face grinding emery wheel and transmission shaft axis parallel;
Described valve stem positioning compression device comprises the first end face location-plate that cooperates with the valve stem end face and is used for limiting upwards the beat top hold-down device of distance of valve stem, the locating surface of the described first end face location-plate is less than or equal to the grinding face of face grinding emery wheel to the distance of transmission shaft to the distance of transmission shaft, and the end of the described first end face location-plate is near the grinding face of face grinding emery wheel, and described top hold-down device is fixed on the top of two transmission shafts by jockey.
2. valve stem according to claim 1 termination grinding machine is characterized in that: also comprise the second emery wheel drive motors that is fixed on the frame, fixedly be useful on the chamfering abrasive wheel of grinding valve stem end surface edge on the rotor of the described second emery wheel drive motors; Described valve stem positioning compression device also comprises the second end face location-plate that is arranged between face grinding emery wheel and the chamfering abrasive wheel, and the locating surface of the described second end face location-plate is near the grinding face of chamfering abrasive wheel.
3. valve stem according to claim 2 termination grinding machine, it is characterized in that: described top hold-down device comprises the bolt of the top board that fixedly installs, the lower platen parallel with top board, at least two connection top boards and lower platen and is enclosed within buffer spring on the bolt, the two ends of described buffer spring withstand on respectively on top board and the lower platen, and described bolt and top board are slidingly matched at above-below direction.
4. according to claim 2 or 3 described valve stem termination grinding machines, it is characterized in that: also comprise face grinding emery wheel governor motion and chamfering abrasive wheel governor motion that structure is identical, described face grinding emery wheel governor motion and chamfering abrasive wheel governor motion include the base plate that is fixed on the frame, are arranged at slide plate and the bolt that is connected slide plate and base plate on the base plate, the described first emery wheel drive motors is fixed on the slide plate of face grinding emery wheel governor motion, and the described second emery wheel drive motors is fixed on the slide plate of chamfering abrasive wheel governor motion.
5. valve stem according to claim 4 termination grinding machine, it is characterized in that: described valve stem positioning compression device also comprises the 3rd end face location-plate that is arranged on chamfering abrasive wheel discharge side.
6. valve stem according to claim 5 termination grinding machine, it is characterized in that: described transmission device is gear drive.
CN 201320215504 2013-04-25 2013-04-25 Grinding machine for ends of valve stems CN203210141U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320215504 CN203210141U (en) 2013-04-25 2013-04-25 Grinding machine for ends of valve stems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320215504 CN203210141U (en) 2013-04-25 2013-04-25 Grinding machine for ends of valve stems

Publications (1)

Publication Number Publication Date
CN203210141U true CN203210141U (en) 2013-09-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320215504 CN203210141U (en) 2013-04-25 2013-04-25 Grinding machine for ends of valve stems

Country Status (1)

Country Link
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192303A (en) * 2013-04-25 2013-07-10 重庆永丰精锐气门有限公司 Grinding machine of valve rod end head
CN103846779A (en) * 2014-03-06 2014-06-11 浙江工商大学 Grinding device capable of realizing continuous processing
CN104117917A (en) * 2014-07-30 2014-10-29 苏州鸿大金属制品有限公司 Metal pipe grinding and collecting device
CN106002527A (en) * 2016-07-20 2016-10-12 安庆市鼎立汽车配件有限公司 Beveling device for inlet and exhaust valves of internal combustion engines
CN106041662A (en) * 2016-07-20 2016-10-26 安庆市鼎立汽车配件有限公司 Lead angle device for air inlet and exhaust valves of internal combustion engine

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192303A (en) * 2013-04-25 2013-07-10 重庆永丰精锐气门有限公司 Grinding machine of valve rod end head
CN103192303B (en) * 2013-04-25 2016-06-29 重庆永丰精锐气门有限公司 Valve rod end head grinding machine
CN103846779A (en) * 2014-03-06 2014-06-11 浙江工商大学 Grinding device capable of realizing continuous processing
CN103846779B (en) * 2014-03-06 2016-04-06 浙江工商大学 A kind of can the lapping device of Continuous maching
CN104117917A (en) * 2014-07-30 2014-10-29 苏州鸿大金属制品有限公司 Metal pipe grinding and collecting device
CN104117917B (en) * 2014-07-30 2016-08-24 海门黄海创业园服务有限公司 A kind of metal tube polishing collection device
CN106002527A (en) * 2016-07-20 2016-10-12 安庆市鼎立汽车配件有限公司 Beveling device for inlet and exhaust valves of internal combustion engines
CN106041662A (en) * 2016-07-20 2016-10-26 安庆市鼎立汽车配件有限公司 Lead angle device for air inlet and exhaust valves of internal combustion engine
CN106002527B (en) * 2016-07-20 2019-05-03 安庆市鼎立汽车配件有限公司 A kind of facing attachment for internal combustion engine air-exhausting air-entering door
CN106041662B (en) * 2016-07-20 2019-05-03 安庆市鼎立汽车配件有限公司 Facing attachment for internal combustion engine air-exhausting air-entering door

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