CN202763620U - Grinder used for machining valve body sealing face - Google Patents
Grinder used for machining valve body sealing face Download PDFInfo
- Publication number
- CN202763620U CN202763620U CN 201220496643 CN201220496643U CN202763620U CN 202763620 U CN202763620 U CN 202763620U CN 201220496643 CN201220496643 CN 201220496643 CN 201220496643 U CN201220496643 U CN 201220496643U CN 202763620 U CN202763620 U CN 202763620U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- box
- driving mechanism
- main
- valve body
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model relates to a grinder used for machining a valve body sealing face. The grinder comprises a main box body, a driving mechanism, a main shaft and a grinding head. A workpiece fixing mechanism comprises a cylinder. The extended end of the cylinder is provided with a workpiece pressing plate. The driving mechanism is connected with the grinding head through the main shaft and a drive shaft. The driving mechanism comprises a spindle motor and a lifting motor. The spindle motor is connected with the main shaft through a gear case. The lifting motor is connected with the main shaft through a worm and a gear and drives the main shaft to move up and down. A push-pull mechanism is arranged under the driving mechanism, wherein the push-pull mechanism is composed of a spring and a cylinder. The push-pull mechanism is capable of driving the driving mechanism to do up-and-down motion and also driving the grinding head to lift. The push-pull mechanism drives the driving mechanism to move up and down, enabling the upward lifting force of the grinding head to be controlled between 30 kilograms and 70 kilograms, thereby satisfying the working pressure need for grinding the sealing face. A programmable logic controller (PLC) controls the forward and reverse rotation of the spindle motor through a frequency changer, thereby improving the grinding quality and efficiency. The grinder used for machining the valve body sealing face has the advantages of being high in degree of automation, good in processing quality and high in working efficiency.
Description
Technical field
The utility model relates to grinding machine, especially a kind of special purpose grinder for the processing valve body sealing surface.
Background technology
The sealing effectiveness of valve is the important indicator of weighing valve mass, common valve generally is after by lathe its sealing surface being carried out turning processing, seal with soft sealing ring again, the sealing effectiveness of this class valve mainly relies on sealing ring, the long-term use easily leaked, service life is short, and reliability is not high.The existing valve that adopts the hard sealing, reliability is higher, long service life.This class valve also will carry out grinding to sealing surface after the turning sealing surface, make valve sealing face reach higher flatness and roughness, thereby need not to use sealing ring also can reach preferably sealing effectiveness.
At present, existing valve manufacturing industry for the grinding of valve body inner sealing surface usually by manually carrying out, particularly for the valve of small volume, general electrician or pneumatic tools can't extend in the valve body, often can only by manually with sand paper or emery cloth to the valve body sealing surface processing of polishing, not only grinding quality is relatively poor for this artificial grinding processing method, and consumes in a large number manpower, working strength is large, can't satisfy the needs of large-scale industrial production.
The utility model content
For the deficiency of above existing valve body inner sealing surface processing unit (plant), the purpose of this utility model provides a kind of grinding machine for the processing valve body sealing surface, and this grinding machine automaticity is high, and crudy is good, high efficiency.
The purpose of this utility model is achieved by the following technical solution:
The grinding machine that is used for the processing valve body sealing surface, comprise main box, driving mechanism, the workpiece fixed mechanism, control device, main shaft and bistrique, the upper surface of described main box is provided with workbench, workbench is provided with the workpiece fixed mechanism, described workpiece fixed mechanism is made of upper box and cylinder I, upper box is located on the described workbench and is connected with main box and fixes, upper box is made of the cylinder block of vertically disposed column and horizontally set, described cylinder I is fixed on the cylinder block downward vertically, the external part of cylinder I is provided with work clamp, and work clamp is parallel to described workbench;
Described driving mechanism is located in the main box, and bistrique is located on the workbench, and driving mechanism is connected with bistrique with power transmission shaft by described main shaft, and can drive bistrique rotation and oscilaltion campaign;
Described driving mechanism comprises main spindle box, spindle motor, lifting motor, speed changer and gear-box, and described spindle motor is connected with main shaft in the main spindle box by gear-box, and main spindle box is connected with the sidewall of main box by slide rail; Described lifting motor is connected with described main shaft with worm-and-wheel gear by speed changer, and can drive shaft oscilaltion campaign;
Be provided with the push-pull mechanism that is comprised of spring and cylinder between the base plate of described driving mechanism and main box, described push-pull mechanism can drive whole driving mechanism and move up and down along described slide rail, drives simultaneously described bistrique oscilaltion campaign.
As optimal technical scheme of the present utility model, described push-pull mechanism is located between the base plate of described gear-box and main box, push-pull mechanism comprises two cylinders and at least two springs, the cylinder III that described two cylinders comprise for the cylinder II that upwards pushes away and are used for pulling down.
As optimal technical scheme of the present utility model, described main shaft is connected with described power transmission shaft by universal joint, is provided with sliding bearing between power transmission shaft and the workbench, and the upper end of power transmission shaft connects described bistrique.
As optimal technical scheme of the present utility model, be provided with the cylinder IV of horizontally set in the cylinder block of described upper box, the expansion link of described cylinder I is provided with spacing hole or stopper slot, and the external part of cylinder IV is provided with the location structure suitable with described spacing hole or stopper slot.
As optimal technical scheme of the present utility model, described control device comprises PLC controller, frequency converter, magnetic valve and optoelectronic switch, described PLC controller is connected with spindle motor by frequency converter, and the control spindle motor carries out forward and reverse alternately rotatablely moving; Described PLC controller is controlled respectively described cylinder moving by magnetic valve.
As optimal technical scheme of the present utility model, described lifting motor also is provided with band type brake apparatus, and described PLC controller is by lifting and the location of optoelectronic switch and band type brake apparatus control main shaft.
As optimal technical scheme of the present utility model, described push-pull mechanism drives the lifting force that described bistrique moves upward and is controlled at 30Kg to 70Kg.
The beneficial effects of the utility model are: with respect to prior art, the utility model adopts PLC controller, worm-and-wheel gear and band type brake apparatus control main shaft to move up and down, and positions when controlling simultaneously lifting spindle to the operating position; The push-pull mechanism push-and-pull driving mechanism that utilizes spring and cylinder to form moves up and down, and the lifting force that bistrique is made progress is controlled at 30-70Kg, thereby satisfies the operating pressure requirement of grinding valve inner sealing surface; The PLC controller is conducive to strengthen the ground effect of bistrique by the forward and reverse alternately rotation of Frequency Converter Control spindle motor, improves grinding quality and grinding efficiency.The utility model grinding machine automaticity is high, good, the high efficiency of crudy.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and specific embodiment:
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is side-looking structural representation of the present utility model.
The specific embodiment
As depicted in figs. 1 and 2, the grinding machine that is used for the processing valve body sealing surface, comprise main box 1, driving mechanism, the workpiece fixed mechanism, control device, main shaft and bistrique 4, the upper surface of main box 1 is provided with workbench 22, workbench 22 is provided with the workpiece fixed mechanism, the workpiece fixed mechanism is made of upper box 2 and cylinder I 3, upper box 2 is located on the workbench 22 and is connected with main box 1 and fixes, upper box 2 is made of the cylinder block of vertically disposed column and horizontally set, cylinder I 3 is fixed on the cylinder block downward vertically, the external part of cylinder I 3 is provided with work clamp 16, and work clamp 16 is parallel to workbench 22.Described driving mechanism is located in the main box 1, and bistrique 4 is located on the workbench 22, and driving mechanism is connected with power transmission shaft by main shaft and is connected with bistrique 4, and can drive bistrique 4 rotation and oscilaltion campaigns.Driving mechanism comprises main spindle box 5, spindle motor 6, lifting motor 17, speed changer and gear-box 7, and spindle motor 6 is connected with main shaft in the main spindle box 5 by gear-box 7, and main spindle box 5 passes through slide rail 18 and is connected with the sidewall of main box 1; Lifting motor 17 is connected with main shaft with worm-and-wheel gear by speed changer, and can drive shaft oscilaltion campaign.Be provided with the push-pull mechanism that is comprised of spring and cylinder between the base plate 11 of driving mechanism and main box 1, push-pull mechanism can drive whole driving mechanism and move up and down along slide rail 18, is with simultaneously rotary bistrique 4 oscilaltion campaigns.
In the present embodiment, described push-pull mechanism is located between the base plate 11 of gear-box 7 and main box, and push-pull mechanism comprises two cylinders and at least two springs 13, the cylinder III 9 that described two cylinders comprise for the cylinder II 8 that upwards pushes away and are used for pulling down.The main shaft of main spindle box 5 is connected with power transmission shaft 20 by universal joint 21, is provided with sliding bearing between power transmission shaft 20 and the workbench 22, and the upper end of power transmission shaft 20 connects bistrique 4.
Described control device comprises PLC controller 14, frequency converter, magnetic valve 10 and optoelectronic switch, the PLC controller is connected with spindle motor 6 by frequency converter, and control spindle motor 6 and carry out forward and reverse alternately rotatablely moving, the PLC controller is controlled respectively the motion of each cylinder by magnetic valve.Horizontally set cylinder IV 15 in the cylinder block of present embodiment upper box 2, the expansion link of cylinder I 3 is provided with spacing hole or stopper slot, the external part of cylinder IV 15 is provided with the location structure suitable with described spacing hole or stopper slot, and the PLC controller carries out the position for the expansion link of cylinder I 3 and work clamp 16 by solenoid control cylinder IV 15 and fixes.
Present embodiment lifting motor 17 also is provided with band type brake apparatus, and the PLC controller is by lifting and the location of optoelectronic switch and band type brake apparatus control main shaft.The lifting force that push-pull mechanism band rotary bistrique 4 moves upward is controlled at 30Kg to 70Kg, to satisfy the operating pressure requirement of bistrique 4 grinding valve inner sealing surfaces.
In the course of work, will treat that the inner sealing surface of valve grinding body is placed on the top of bistrique 4 downwards, the PLC controller drives work clamp 16 by cylinder I 3 and compresses valve body, and the driving mechanism drive shaft rises and rotation, arrives at simultaneously the sealing surface position of valve body with rotary bistrique 4; The PLC controller drives push-pull mechanism upwards by cylinder II 8 and cylinder III 9, makes bistrique 4 apply the sealing surface that enough pressure is pushed down valve body in rotation; The PLC controller carries out forward by Frequency Converter Control spindle motor 6 and oppositely alternately rotatablely moves, and makes bistrique 4 rotary grinding that moves in circles, thereby improves grinding efficiency and grinding quality; After the grinding of valve body inner sealing surface was finished, PLC controller control push-pull mechanism moved downward, and simultaneously, descended and stopped the rotation by the driving mechanism drive shaft; Cylinder I 3 drives work clamp 16 and rises, and takes the valve body that machines away.
Claims (7)
1. grinding machine that is used for the processing valve body sealing surface, comprise main box, driving mechanism, the workpiece fixed mechanism, control device, main shaft and bistrique, the upper surface of described main box is provided with workbench, workbench is provided with the workpiece fixed mechanism, it is characterized in that: described workpiece fixed mechanism is made of upper box and cylinder I, upper box is located on the described workbench and is connected with main box and fixes, upper box is made of the cylinder block of vertically disposed column and horizontally set, described cylinder I is fixed on the cylinder block downward vertically, the external part of cylinder I is provided with work clamp, and work clamp is parallel to described workbench;
Described driving mechanism is located in the main box, and bistrique is located on the workbench, and driving mechanism is connected with bistrique with power transmission shaft by described main shaft, and can drive bistrique rotation and oscilaltion campaign;
Described driving mechanism comprises main spindle box, spindle motor, lifting motor, speed changer and gear-box, and described spindle motor is connected with main shaft in the main spindle box by gear-box, and main spindle box is connected with the sidewall of main box by slide rail; Described lifting motor is connected with described main shaft with worm-and-wheel gear by speed changer, and can drive shaft oscilaltion campaign;
Be provided with the push-pull mechanism that is comprised of spring and cylinder between the base plate of described driving mechanism and main box, described push-pull mechanism can drive whole driving mechanism and move up and down along described slide rail, drives simultaneously described bistrique oscilaltion campaign.
According to claim 1 for processing valve body sealing surface grinding machine, it is characterized in that: described push-pull mechanism is located between the base plate of described gear-box and main box, push-pull mechanism comprises two cylinders and at least two springs, the cylinder III that described two cylinders comprise for the cylinder II that upwards pushes away and are used for pulling down.
According to claim 1 and 2 for processing valve body sealing surface grinding machine, it is characterized in that: described main shaft is connected with described power transmission shaft by universal joint, is provided with sliding bearing between power transmission shaft and the workbench, and the upper end of power transmission shaft connects described bistrique.
According to claim 1 for processing valve body sealing surface grinding machine, it is characterized in that: the cylinder IV that is provided with horizontally set in the cylinder block of described upper box, the expansion link of described cylinder I is provided with spacing hole or stopper slot, and the external part of cylinder IV is provided with the location structure suitable with described spacing hole or stopper slot.
According to claim 1 for processing valve body sealing surface grinding machine, it is characterized in that: described control device comprises PLC controller, frequency converter, magnetic valve and optoelectronic switch, described PLC controller is connected with spindle motor by frequency converter, and the control spindle motor carries out forward and reverse alternately rotatablely moving; Described PLC controller is controlled respectively described cylinder moving by magnetic valve.
6. be used for according to claim 1 or 5 the grinding machine of processing valve body sealing surface, it is characterized in that: described lifting motor also is provided with band type brake apparatus, and described PLC controller is by lifting and the location of optoelectronic switch and band type brake apparatus control main shaft.
7. the grinding machine for the processing valve body sealing surface according to claim 1, it is characterized in that: described push-pull mechanism drives the lifting force that described bistrique moves upward and is controlled at 30Kg to 70Kg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496643 CN202763620U (en) | 2012-09-26 | 2012-09-26 | Grinder used for machining valve body sealing face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496643 CN202763620U (en) | 2012-09-26 | 2012-09-26 | Grinder used for machining valve body sealing face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202763620U true CN202763620U (en) | 2013-03-06 |
Family
ID=47770219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220496643 Withdrawn - After Issue CN202763620U (en) | 2012-09-26 | 2012-09-26 | Grinder used for machining valve body sealing face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202763620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896569A (en) * | 2012-09-26 | 2013-01-30 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
| CN106112738A (en) * | 2016-08-17 | 2016-11-16 | 常熟市众盈电子有限公司 | A kind of sanding apparatus in iron core production process |
-
2012
- 2012-09-26 CN CN 201220496643 patent/CN202763620U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896569A (en) * | 2012-09-26 | 2013-01-30 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
| CN102896569B (en) * | 2012-09-26 | 2015-03-25 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
| CN106112738A (en) * | 2016-08-17 | 2016-11-16 | 常熟市众盈电子有限公司 | A kind of sanding apparatus in iron core production process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102896569B (en) | Grinder for machining sealing surface of valve body | |
| CN103551867B (en) | Double-exchange workbench | |
| CN102825540B (en) | Magnetic polishing center machine tool | |
| CN102699805A (en) | Vertical automatic-rotary-disc-type polishing device with multiple stations | |
| CN201863088U (en) | Automobile brake disc grinding device | |
| CN204639877U (en) | A kind of rotary polisher | |
| CN202804244U (en) | Double-end special drilling machine for forged steel valve | |
| CN205870202U (en) | Precision Surface Belt Grinder | |
| CN202763620U (en) | Grinder used for machining valve body sealing face | |
| CN202367549U (en) | Numerical control grinding machine for machining blade | |
| CN202192535U (en) | Oil seal type plug valve lapping machine | |
| CN206416027U (en) | The planer-type conical surface surges grinder | |
| CN203092127U (en) | Lathing and grinding combined machining machine tool | |
| CN202825442U (en) | Magnetic force polishing center machine tool | |
| CN203330866U (en) | Lapping device for ceramic workpieces | |
| CN202726701U (en) | Multi-station vertical type automatic rotary disk polishing device | |
| CN210550428U (en) | Screw tap grinding device | |
| CN205996764U (en) | Polisher | |
| CN210877228U (en) | Liftable carousel structure | |
| CN204036260U (en) | A kind of digital control grinder grinding wheel trimmer | |
| CN203944883U (en) | Large-scale three dimensional drilling machine three-dimensional adjustment platform mechanism | |
| CN203171395U (en) | Full-automatic single-head mill | |
| CN201524953U (en) | Vertical honing machine | |
| CN220944722U (en) | Flexible polishing machine for metal tiles | |
| CN206780520U (en) | The efficient sponge cutting machine made for sofa |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20150325 |
|
| RGAV | Abandon patent right to avoid regrant |