CN105023783A - Conveying mechanism of polishing and shaping machine for static contacts - Google Patents
Conveying mechanism of polishing and shaping machine for static contacts Download PDFInfo
- Publication number
- CN105023783A CN105023783A CN201510442965.0A CN201510442965A CN105023783A CN 105023783 A CN105023783 A CN 105023783A CN 201510442965 A CN201510442965 A CN 201510442965A CN 105023783 A CN105023783 A CN 105023783A
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- CN
- China
- Prior art keywords
- worm
- flange
- straight
- axial cam
- workpiece fixing
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A conveying mechanism of a polishing and shaping machine for static contacts includes a base and a work piece positioning mold mounted on the base in a rotary manner. The work piece positioning mold is connected to an intermittent driving mechanism driving work pieces to move intermittently. A ring of the work piece positioning mold is provided with equally spaced notches for assembly of the to-be-processed static contacts. The intermittent driving mechanism includes an intermittent driving device, a worm-gear assembly, an axial cam and a rotary plate. A ring of the rotary plate is provided with equally-spaced rotary plate pins. An output shaft of the intermittent driving device is connected with a worm of the worm-gear assembly. The axial cam is mounted on the side, with a worm-wheel shaft, of the worm-gear assembly. The axial cam includes an inclined flange and straight flanges, wherein the inclined flange is connected to the straight flange, wherein the sum of the angle of the inclined flange and the angle of one adjacent straight flange is 360 degree. The inclined flange and the straight flange of the axial cam fit with gaps between the rotary plate pins. The rotary plate and the work piece positioning mold are arranged coaxially. The conveying mechanism is high in processing efficiency and good in processing quality stability.
Description
Technical field
The present invention relates to switch static contact process equipment, especially a kind of conveying mechanism of fixed contact polishing trimmer.
Background technology
Existing switch static contact adopts copper material to weld silver strip manufacture in a large number, is tightly melted to solder by copper contact, solder and the silver strip mould inner pressure at higher temperature during welding, by copper contact and silver strip welded together, and to electroplate.Because welding high temperature makes silver strip surface softening, cause rough surface; Plating adopts barrel plating, and bending part may be caused to be out of shape.
Summary of the invention
In order to the deficiency that the operation overcoming existing switch static contact processing mode is more, working (machining) efficiency is lower, quality stability is poor, the invention provides the conveying mechanism of the fixed contact polishing trimmer that a kind of working (machining) efficiency is higher, quality stability is good.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of conveying mechanism of fixed contact polishing trimmer, comprise pedestal and Workpiece fixing mould, described Workpiece fixing mould is installed in rotation on pedestal, described Workpiece fixing mould with for driving the intermittent drive mechanism of Workpiece fixing mould intermittent movement to be connected, the equally spaced notch arranged for fixed contact to be processed assembling of one circle of described Workpiece fixing mould, described intermittent drive mechanism comprises intermittent drive device, worm and gear assembly, axial cam and rotating disk, rotating disk pin arranged at equal intervals by one circle of described rotating disk, the output shaft of described intermittent drive device is connected with the worm screw of described worm and gear assembly, described axial cam is installed in the side of the worm-wheel shaft of described worm and gear assembly, described axial cam comprises oblique flange and straight flange, described oblique flange connects straight flange, it is 360 ° after oblique flange place angle and adjacent straight flange place angle are added, the oblique flange of described axial cam and the straight matched in clearance of flange respectively and between adjacent discs pin, described rotating disk and described Workpiece fixing mould are coaxially arranged.
Further, described axis cam comprises one section of oblique flange and two sections of straight flanges, and wherein one section of straight flange is connected with one end of described one section of oblique flange, and the other end of described one section of oblique flange connects with the wherein straight flange of another section.Certainly, also other arrangements can be adopted, such as two sections of oblique flanges and one section of straight flange etc.
Further again, the opposite side of described worm-wheel shaft installs radial cams, the longitudinal end of described radial cams is provided with breach, and described second travel switch, the first travel switch coordinate respectively at described radial cams, and described first stroke Switch Controller answers the top of described breach.
Further again, be provided with breach to the bilateral symmetry of the longitudinal end of described radial cams.
Beneficial effect of the present invention is mainly manifested in: working (machining) efficiency is higher, quality stability is good, can complete the polishing shaping of contact efficiently.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the conveying mechanism of fixed contact polishing trimmer.
Fig. 2 is that the intermittent condition of axial cam and rotating disk coordinates schematic diagram.
Fig. 3 is the A-A figure of Fig. 2.
Fig. 4 is the cooperation schematic diagram of the linkage status of axial cam and rotating disk.
Fig. 5 is the A-A figure of Fig. 4.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to Fig. 1 ~ Fig. 5, a kind of conveying mechanism of fixed contact polishing trimmer, comprise pedestal 1 and Workpiece fixing mould 16, described Workpiece fixing mould 16 is installed in rotation on pedestal 1, described Workpiece fixing mould 16 with for driving the intermittent drive mechanism of Workpiece fixing mould intermittent movement to be connected, one circle of described Workpiece fixing mould 16 is equally spaced arranges the notch assembled for fixed contact 10 to be processed, described intermittent drive mechanism comprises intermittent drive device 2, worm and gear assembly, axial cam 19 and rotating disk 4, rotating disk pin 5 arranged at equal intervals by one circle of described rotating disk 4, the output shaft of described intermittent drive device is connected with the worm screw 3 of described worm and gear assembly, described axial cam 19 is installed in the side of the worm-wheel shaft 20 of described worm and gear assembly, described axial cam 19 comprises oblique flange and straight flange, described oblique flange connects straight flange, it is 360 ° after oblique flange place angle and adjacent straight flange place angle are added, the oblique flange of described axial cam and the straight matched in clearance of flange respectively and between adjacent discs pin 5, described rotating disk 4 is coaxially arranged with described Workpiece fixing mould 16.
Further, described axis cam 19 comprises one section of oblique flange and two sections of straight flanges, and wherein one section of straight flange is connected with one end of described one section of oblique flange, and the other end of described one section of oblique flange connects with the wherein straight flange of another section.Certainly, also other arrangements can be adopted, such as two sections of oblique flanges and one section of straight flange etc.
Further again, the opposite side of described worm-wheel shaft 20 installs radial cams 23, the longitudinal end of described radial cams 23 is provided with side direction breach, described second travel switch 25, first travel switch 24 coordinates respectively at described radial cams, and the top of the corresponding described side direction breach of described first travel switch 25.The position of described side direction breach is arranged according to the rotation direction of worm-wheel shaft, after worm-wheel shaft rotates, towards the direction of described two travel switches, after radial cams rotates from minor axis side direction major axis side, major axis side contacts with the second travel switch without side direction indentation, there, now, due to the existence of side direction breach, major axis side has side direction indentation, there can not to conflict the first travel switch, and the radian at side direction breach place is arranged as required; After worm-wheel shaft is rotated further and turns over described side direction breach, the first travel switch is also surveyed with major axis and is contacted; Achieve the job order of the second travel switch (control hold down assembly action) first action, the first travel switch (controlling punch assembly action) action afterwards like this.
Further again, be provided with side direction breach to the bilateral symmetry of the longitudinal end of described radial cams; When after action after the first action of the second travel switch, the first travel switch, radian interval between two, the major axis side side direction breach of radial cams, for the trimming time, after trimming completes, the second travel switch is still in and major axis side conflict state, and the first stroke switch bit is when described side direction breach, first travel switch and major axis side depart from, radial cams is rotated further, and when proceeding to minor axis side from major axis side, the second travel switch also can depart from.
In the present embodiment, described intermittent drive device 2 adopts motor, certainly, also can adopt other rotary actuation modes.Described worm and gear assembly comprises worm screw 3 and worm gear 18, and described worm gear 18 is fixedly mounted on worm-wheel shaft 20, and described worm-wheel shaft is installed in rotation on worm-wheel bracket 17, and described worm-wheel bracket 17 is fixed on pedestal 1; Described rotating disk 4 is arranged on the lower end of rotating disk main shaft 6, and main shaft support 15 installed by described rotating disk main shaft 6, and described Workpiece fixing mould 16 installed by the rotating disk main shaft above described main shaft support 15; The notch shape that described Workpiece fixing mould 16 1 encloses is mated with fixed contact 10 to be processed.
The course of work of the present embodiment is: first workpiece 10 (fixed contact) is welded silver strip and face up and insert Workpiece fixing mould 16, Fig. 1.
Intermittent drive device 2 drives worm and gear drive system, and worm-wheel shaft 20 drives axial cam to rotate 19, and axial cam 19 promotes rotating disk 4 and sells mobile.Form because axial cam 19 connects two sections of straight flanges by one section of oblique flange, when worm-wheel shaft 20 uniform rotation, promote each rotating disk pin 5 on rotating disk 4 successively, realize rotating disk 4 turns-stop intermittent movement, drive Workpiece fixing mould 16 turns-stop intermittent movement, conveying workpieces 10 to shaping, polishing and ejection station, and can stop at each station, Fig. 1, Fig. 2, Fig. 4.
Axial cam 19 is by worm-wheel shaft 20 and radial cams 23 synchronous axial system, radial cams 23 vertically two parts controls the second travel switch and first travel switch of automatic shaping controller respectively, control the action of whole reshaping device, rotating disk 4 rotates, Workpiece fixing mould 16 rotates a step pitch, automatic cycle.
Claims (4)
1. the conveying mechanism of a fixed contact polishing trimmer, it is characterized in that: comprise pedestal and Workpiece fixing mould, described Workpiece fixing mould is installed in rotation on pedestal, described Workpiece fixing mould with for driving the intermittent drive mechanism of Workpiece fixing mould intermittent movement to be connected, the equally spaced notch arranged for fixed contact to be processed assembling of one circle of described Workpiece fixing mould, described intermittent drive mechanism comprises intermittent drive device, worm and gear assembly, axial cam and rotating disk, rotating disk pin arranged at equal intervals by one circle of described rotating disk, the output shaft of described intermittent drive device is connected with the worm screw of described worm and gear assembly, described axial cam is installed in the side of the worm-wheel shaft of described worm and gear assembly, described axial cam comprises oblique flange and straight flange, described oblique flange connects straight flange, it is 360 ° after oblique flange place angle and adjacent straight flange place angle are added, the oblique flange of described axial cam and the straight matched in clearance of flange respectively and between adjacent discs pin, described rotating disk and described Workpiece fixing mould are coaxially arranged.
2. the conveying mechanism of fixed contact polishing trimmer as claimed in claim 1, it is characterized in that: described axis cam comprises one section of oblique flange and two sections of straight flanges, wherein one section of straight flange is connected with one end of described one section of oblique flange, and the other end of described one section of oblique flange connects with the wherein straight flange of another section.
3. the conveying mechanism of fixed contact polishing trimmer as claimed in claim 1 or 2, it is characterized in that: the opposite side of described worm-wheel shaft installs radial cams, the longitudinal end of described radial cams is provided with breach, described second travel switch, the first travel switch coordinate respectively at described radial cams, and described first stroke Switch Controller answers the top of described breach.
4. the conveying mechanism of fixed contact polishing trimmer as claimed in claim 3, is characterized in that: be provided with breach to the bilateral symmetry of the longitudinal end of described radial cams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442965.0A CN105023783A (en) | 2015-07-24 | 2015-07-24 | Conveying mechanism of polishing and shaping machine for static contacts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442965.0A CN105023783A (en) | 2015-07-24 | 2015-07-24 | Conveying mechanism of polishing and shaping machine for static contacts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105023783A true CN105023783A (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510442965.0A Pending CN105023783A (en) | 2015-07-24 | 2015-07-24 | Conveying mechanism of polishing and shaping machine for static contacts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105023783A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2324634Y (en) * | 1997-12-03 | 1999-06-16 | 株洲开发区德光成套工程有限责任公司 | Twelve station vertical vessel joining machine |
| CN102024592A (en) * | 2010-12-02 | 2011-04-20 | 江苏德春电力科技有限公司 | Preparation technology for fixed contact |
| US20140208817A1 (en) * | 2013-01-28 | 2014-07-31 | Hon Hai Precision Industry Co., Ltd. | Refitting mechanism |
| CN204413827U (en) * | 2014-12-29 | 2015-06-24 | 天津天复精密器件制造有限公司 | A kind of polishing machine |
-
2015
- 2015-07-24 CN CN201510442965.0A patent/CN105023783A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2324634Y (en) * | 1997-12-03 | 1999-06-16 | 株洲开发区德光成套工程有限责任公司 | Twelve station vertical vessel joining machine |
| CN102024592A (en) * | 2010-12-02 | 2011-04-20 | 江苏德春电力科技有限公司 | Preparation technology for fixed contact |
| US20140208817A1 (en) * | 2013-01-28 | 2014-07-31 | Hon Hai Precision Industry Co., Ltd. | Refitting mechanism |
| CN204413827U (en) * | 2014-12-29 | 2015-06-24 | 天津天复精密器件制造有限公司 | A kind of polishing machine |
Non-Patent Citations (1)
| Title |
|---|
| 李敬等: "《机械设计基础》", 31 January 2011, 电子工业出版社 * |
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Application publication date: 20151104 |