CN205166671U - Steering column end -face grinding chuck - Google Patents
Steering column end -face grinding chuck Download PDFInfo
- Publication number
- CN205166671U CN205166671U CN201520853469.XU CN201520853469U CN205166671U CN 205166671 U CN205166671 U CN 205166671U CN 201520853469 U CN201520853469 U CN 201520853469U CN 205166671 U CN205166671 U CN 205166671U
- Authority
- CN
- China
- Prior art keywords
- lower plate
- steering column
- train wheel
- wheel bridge
- middle clamp
- 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
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- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The patent discloses a steering column end -face grinding chuck in the auto steering work piece holder field, including lower plate, well splint, punch holder, it is cubic that the lower plate is the rectangle, and the up end of lower plate is equipped with a plurality of arc recesses that vertically run through the lower plate, well splint are the size rectangle piece the same with the lower plate, all be equipped with the arc recess the same with the lower plate on the up end of well splint and the terminal surface down, the punch holder is the size rectangle piece the same with the lower plate, be equipped with the arc recess on the lower terminal surface of punch holder, arc recess homogeneous phase on lower plate, well splint and the punch holder is to setting up. The batch centre gripping can be carried out to steering column to this scheme, and the clamping is efficient, and the clamping is more firm, during to the grinding requirement of cutting force low, the circumstances such as can not take place that the work piece pops out makes end -face grinding's the defective percentage and the rate of doing over again reduce, more convenient centre gripping steering column in batches carries out end -face grinding.
Description
Technical field
The utility model relates to motor turning work piece holder field, is specifically related to a kind of steering column tube cross grinding chuck.
Background technology
Along with socioeconomic development, the life of people is more and more rich, and increasing people selects to buy automobile to make the trip of oneself more convenient, and automobile has become indispensable the same important tool in people's life gradually.Automobile in the process of moving, need often change its travel direction by the will of driver, i.e. so-called motor turning.Driver is by a set of ad hoc mechanism, and the travel direction making automobile recover original, realizes motor turning.This cover is used for changing or recovering the specialized organization of vehicle traveling direction, is namely called automobile steering system (being commonly called as automotive steering).Therefore, the function of automotive steering is, ensures that automobile can carry out Turning travel by the will of driver.The function of automobile steering system is exactly the travel direction controlling automobile according to the wish of driver.The driving safety of automobile steering system to automobile is most important, and therefore the part of automobile steering system is all called security personnel's part.
Thin-walled tubes part is one of many part of motor turning sector application, and this type of part is due to himself feature, and workpiece wall is thin, rigidity is low, is heated very easily is out of shape by clamping force, cutting force and cutting, and workpiece size is difficult to control.Higher steering column tube is required for the both ends of the surface depth of parallelism, usually adopts the mode of grinding to process its end face.And grinding tubular member end face, usually employing three-jaw clamping, single-piece grinding on surface grinding machine.For batch machining, this installation way efficiency is too low.Carry out grinding according to being placed on sucker by multiple workpiece simultaneously, again because work piece interface is little, suction is not enough, need to block at surrounding cushion block, and cutting force during grinding must be very little, otherwise the accidents such as workpiece ejection can occur during grinding.And this type of processing method is subject to the axiality of workpiece own and appearance and size restriction, steering column tube circularity is caused to be difficult to ensure the requirement of explained hereafter, there will be the problems such as " flanging " phenomenon in process, cause defect rate, rework rate higher, and then have influence on column assy combination property.
Utility model content
The utility model is intended to provide a kind of steering column tube cross grinding chuck, carries out cross grinding to facilitate the multiple steering column tube of clamping.
For achieving the above object, basic technology scheme of the present utility model is as follows: steering column tube cross grinding chuck, comprises lower plate, middle clamp plate, train wheel bridge, and described lower plate is rectangular block shape, and lower plate is provided with the arc groove that multiple longitudinal direction runs through lower plate; .Rectangular block identical with lower plate sized by described middle clamp plate, described middle clamp plate is provided with the arc groove identical with lower plate.Rectangular block identical with lower plate sized by described train wheel bridge, described train wheel bridge is provided with arc groove.Arc groove on described lower plate, middle clamp plate and train wheel bridge is all oppositely arranged.
Principle and the advantage of this programme are: during operation, are clamped steering column tube by the arc groove on adjacent two clamping plate.Only using lower plate and train wheel bridge to complete clamping during steering column tube negligible amounts, when steering column tube quantity is more, clamping can be completed by increasing one or more middle clamp plate.The groove of arc is more fitted the surface of steering column tube, better to the clamping effect of steering column tube, can not destroy the appearance and size of steering column tube, can not cause " flanging " phenomenon to steering column tube in clamping process.Compared to employing sucker installation way, this programme can carry out batch clamping to steering column tube, clamping efficiency is high, clamping is more firm, low to the requirement of cutting force during grinding, the situations such as workpiece ejection can not occur, the defect rate of cross grinding and rework rate are reduced, more convenient batch clamping steering column tube carries out cross grinding.
Preferred version one, based on scheme one improve, the two ends of described lower plate, middle clamp plate and train wheel bridge are equipped with through hole, and on described lower plate, middle clamp plate and train wheel bridge, the through hole of the same side is coaxial, is provided with the bottom-up bolt running through lower plate, middle clamp plate, train wheel bridge in described through hole.Be arranged through through hole like this and can calibrate relative position between lower plate, middle clamp plate, train wheel bridge, clamping plate can be regulated the clamping force of steering column tube by bolt, avoid excessive " flanging " phenomenon that causes of clamping force to destroy workpiece.
Preferred version two, preferably the one of is improved, and is coated with the uniform rubber layer of thickness in described arc groove.Arranging rubber layer makes the clamping of clamping plate to steering column tube transfer flexibility to from rigidity, avoids the surface of clamping plate to steering column tube to cause damage.
Preferred version three, preferably the one of two is improved, and described lower plate, middle clamp plate and train wheel bridge are that stainless steel is made.Clamping plate corrosion resistant, the resistance to oxidation more that stainless steel is made, makes the longer service life of fixture.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: lower plate 1, middle clamp plate 2, train wheel bridge 3, arc groove 4, rubber layer 5, bolt 6, nut 7.
Embodiment is substantially as shown in Figure 1: steering column tube cross grinding chuck,
Comprise lower plate 1, middle clamp plate 2, train wheel bridge 3, described lower plate 1 is rectangular block shape, and the upper surface of lower plate 1 is provided with the arc groove 4 that multiple longitudinal direction runs through lower plate 1.Rectangular block identical with lower plate 1 sized by described middle clamp plate 2, the upper surface of described middle clamp plate 2 with lower surface is equipped with the arc groove 4 identical with lower plate 1.Rectangular block identical with lower plate 1 sized by described train wheel bridge 3, the lower surface of described train wheel bridge 3 is provided with arc groove 4.Arc groove 4 on described lower plate 1, middle clamp plate 2 and train wheel bridge 3 is all oppositely arranged, and is coated with the uniform rubber layer 5 of thickness in described arc groove 4.The transverse ends of described lower plate 1, middle clamp plate 2 and train wheel bridge 3 is equipped with through hole, on described lower plate 1, middle clamp plate 2 and train wheel bridge 3, the through hole of the same side is coaxial, be provided with the bottom-up bolt 6 running through lower plate 1, middle clamp plate 2, train wheel bridge 3 in described through hole, the afterbody of bolt 6 is provided with nut 7.
In the present embodiment, during operation, clamped by the arc groove 4 pairs of steering column tubes on adjacent two clamping plate.Only using lower plate 1 and train wheel bridge 3 to complete clamping during steering column tube negligible amounts, when steering column tube quantity is more, clamping can be completed by increasing one or more middle clamp plate 2.The groove of arc is more fitted the surface of steering column tube, arranging rubber layer 5 makes the clamping of clamping plate to steering column tube transfer flexibility to from rigidity, the surface of clamping plate to steering column tube is avoided to cause damage, better to the clamping effect of steering column tube, the appearance and size of steering column tube can not be destroyed in clamping process.The relative position between lower plate 1, middle clamp plate 2, train wheel bridge 3 can be calibrated by through hole, clamping plate can be regulated the clamping force of steering column tube by bolt 6 and nut 7, avoid excessive " flanging " phenomenon that causes of clamping force to destroy workpiece.Compared to employing sucker installation way, this programme can carry out batch clamping to steering column tube, clamping efficiency is high, clamping is more firm, low to the requirement of cutting force during grinding, the situations such as workpiece ejection can not occur, the defect rate of cross grinding and rework rate are reduced, more convenient batch clamping steering column tube carries out cross grinding.
The preferred described lower plate 1 of the present embodiment, middle clamp plate 2 and train wheel bridge 3 are made for stainless steel.Clamping plate corrosion resistant, the resistance to oxidation more that stainless steel is made, makes the longer service life of fixture.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and/or characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. steering column tube cross grinding chuck, is characterized in that, comprises lower plate, middle clamp plate, train wheel bridge, and described lower plate is rectangular block shape, and lower plate is provided with the arc groove that multiple longitudinal direction runs through lower plate; Rectangular block identical with lower plate sized by described middle clamp plate, described middle clamp plate is provided with the arc groove identical with lower plate; Rectangular block identical with lower plate sized by described train wheel bridge, described train wheel bridge is provided with arc groove; Arc groove on described lower plate, middle clamp plate and train wheel bridge is all oppositely arranged.
2. steering column tube cross grinding chuck according to claim 1, it is characterized in that: the two ends of described lower plate, middle clamp plate and train wheel bridge are equipped with through hole, on described lower plate, middle clamp plate and train wheel bridge, the through hole of the same side is coaxial, is provided with the bottom-up bolt running through lower plate, middle clamp plate, train wheel bridge in described through hole.
3. steering column tube cross grinding chuck according to claim 2, is characterized in that: be coated with the uniform rubber layer of thickness in described arc groove.
4. steering column tube cross grinding chuck according to claim 3, is characterized in that: described lower plate, middle clamp plate and train wheel bridge are that stainless steel is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853469.XU CN205166671U (en) | 2015-10-30 | 2015-10-30 | Steering column end -face grinding chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853469.XU CN205166671U (en) | 2015-10-30 | 2015-10-30 | Steering column end -face grinding chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205166671U true CN205166671U (en) | 2016-04-20 |
Family
ID=55730702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520853469.XU Expired - Fee Related CN205166671U (en) | 2015-10-30 | 2015-10-30 | Steering column end -face grinding chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205166671U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112806A (en) * | 2016-08-25 | 2016-11-16 | 安徽汇展热交换系统股份有限公司 | A kind of mill pipe clamp |
| CN107414673A (en) * | 2017-09-18 | 2017-12-01 | 中车成都机车车辆有限公司 | A kind of parts batch grinding clamp and polishing process |
| CN111496620A (en) * | 2020-04-29 | 2020-08-07 | 崔路飞 | Surface finish machining treatment system for forming and manufacturing double-wall corrugated pipe |
-
2015
- 2015-10-30 CN CN201520853469.XU patent/CN205166671U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112806A (en) * | 2016-08-25 | 2016-11-16 | 安徽汇展热交换系统股份有限公司 | A kind of mill pipe clamp |
| CN107414673A (en) * | 2017-09-18 | 2017-12-01 | 中车成都机车车辆有限公司 | A kind of parts batch grinding clamp and polishing process |
| CN111496620A (en) * | 2020-04-29 | 2020-08-07 | 崔路飞 | Surface finish machining treatment system for forming and manufacturing double-wall corrugated pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20161030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |