CN206230060U - Lorry bottom door opening and closing mechanism spindle drilling frock - Google Patents
Lorry bottom door opening and closing mechanism spindle drilling frock Download PDFInfo
- Publication number
- CN206230060U CN206230060U CN201621249620.XU CN201621249620U CN206230060U CN 206230060 U CN206230060 U CN 206230060U CN 201621249620 U CN201621249620 U CN 201621249620U CN 206230060 U CN206230060 U CN 206230060U
- Authority
- CN
- China
- Prior art keywords
- plate
- location
- base
- drill bushing
- door opening
- 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
Links
Abstract
The utility model is related to a kind of spindle drilling frock.The lorry bottom door opening and closing mechanism spindle drilling frock includes base, supporting plate, drill bushing, fixing steel plate, the supporting plate is symmetrically welded in the base two ends, and ensure the dimensional accuracy of two supporting plates and spindle hole, the supporting plate is provided with deep-slotted chip breaker, for laying main shaft, located at the base and positioned at supporting plate top, the fixing steel plate is welded in the base to the drill bushing, for fixing and positioning main shaft toggle linkage.Main shaft is positioned and fixed by the utility model by the fixing steel plate, it is ensured that the space angle of two ends through hole, improves the defect rate of machining accuracy and product；The drill bushing can be processed using may be reversed structure using normal drill bit, save processing cost, also improve stability.
Description
Technical field
The utility model is related to a kind of drilling tool, more particularly to a kind of self-tipping type railroad boxcar bottom door opening and closing mechanism
Spindle drilling frock.
Background technology
The main shaft two ends of self-tipping type railroad boxcar bottom door opening and closing mechanism need holes drilled through, and two through hole has 22 °
Space angle, existing processing mode is difficult to ensure that the three dimensions degree and position degree of main shaft two ends through hole, general drillman
Dress is because the influence of drill bushing is, it is necessary to special drill bit, the length of lengthening drill bit, it is ensured that can drill through spindle hole, and lengthening drill bit is led
Cause the stability of drill bit poor, it is difficult to ensure dimensional accuracy and space angle, cause the defect rate of product to rise.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of simple structure, borehole accuracy is high and can guarantee that product
Dimensional accuracy and space angle self-tipping type railroad boxcar bottom door opening and closing mechanism spindle drilling frock.
The utility model solves the technical scheme that its technical problem used：The lorry bottom door opening and closing mechanism main shaft is bored
Hole tool includes base, supporting plate, drill bushing, fixing steel plate, and the supporting plate is symmetrically welded in the base two ends, and ensures two
The dimensional accuracy of supporting plate and spindle hole, the supporting plate is provided with deep-slotted chip breaker, and for laying main shaft, the drill bushing is located at described
Base and positioned at the supporting plate top, the fixing steel plate is welded in the base, for fixing and positioning main shaft duplex thick stick
Bar.
It is described in a kind of preferred embodiment of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided
Drill bushing is the drill bushing that can be turned over, and the center of circle of the unbearable and deep-slotted chip breaker of the drill bushing is located at same level.
It is described in a kind of preferred embodiment of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided
Fixing steel plate includes the first location-plate, the second location-plate, and first location-plate, the second location-plate are consolidated with main shaft toggle linkage
Determining deviation is welded in the side of the base.
It is described in a kind of preferred embodiment of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided
Ladder pin shaft is equipped with first location-plate, the second location-plate, wherein the axle center of the ladder pin shaft of first location-plate and institute
The center of circle for stating deep-slotted chip breaker is located at same level, the axle center of the ladder pin shaft of second location-plate and the center of circle of the deep-slotted chip breaker
In 22 ° of angles.
Compared with prior art, the beneficial effect of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided
It is：Main shaft is positioned and fixed by the utility model by the fixing steel plate, it is ensured that the space angle of two ends through hole, is carried
The defect rate of machining accuracy and product high；The drill bushing, can processing, saving using normal drill bit using may be reversed structure
Processing cost, also improves stability.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the top view of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided；
Fig. 2 is the side view of the lorry bottom door opening and closing mechanism spindle drilling frock that the utility model is provided；
Fig. 3 is the implementation structure chart of the first location-plate that the utility model is provided；
Fig. 4 is the implementation structure chart of the second location-plate that the utility model is provided.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment for being obtained, belongs to the scope of the utility model protection.
Also referring to Fig. 1 and Fig. 2, the lorry bottom door opening and closing mechanism spindle drilling frock 1 includes base 11, supporting plate
12nd, drill bushing 13, fixing steel plate 14.
The supporting plate 12 is symmetrically welded in the two ends of the base 11, and ensures the size essence of two supporting plates 12 and spindle hole
Degree, the supporting plate 12 is provided with deep-slotted chip breaker 122, and for laying main shaft 10, the drill bushing 13 is located at the base 11 and is located at
The top of the supporting plate 12, the fixing steel plate 14 is welded in the base 11, for fixing and positioning main shaft toggle linkage
101。
Preferably, the drill bushing 13 is the drill bushing that can turn over, and the drill bushing 13 the unbearable and deep-slotted chip breaker 122
The center of circle be located at same level.
Preferably, the fixing steel plate 14 includes the first location-plate 141, the second location-plate 142, first location-plate
141st, the second location-plate 142 is welded in the side of the base 11 with the constant spacing of main shaft toggle linkage 101.
Please refer to Fig. 3 and Fig. 4 in the lump again, ladder pin shaft is equipped with first location-plate 141, the second location-plate 142
15, wherein the axle center of the ladder pin shaft 15 of first location-plate 141 is located at same level with the center of circle of the deep-slotted chip breaker 122
Face, the axle center of the ladder pin shaft 15 of second location-plate 142 is in 22 ° of angles with the center of circle of the deep-slotted chip breaker 122.
During specific implementation, main shaft 10 is placed in the deep-slotted chip breaker 122 of the supporting plate 12, it is first that the main shaft of one end is double
Connection lever 101 is fixed on first location-plate 141 by ladder pin shaft 15, by the positioning of the drill bushing 13, will by drawing
The hole about 20~30mm deep (for feeling relieved) of the one end of machining spindle 10, the drill bushing 13 of then turning over are asked, then drill through the hole,
Avoid because unit-type drill head total length not enough needs to customize target drill；Then first plate 141, live spindle are unclamped
10, then the main shaft toggle linkage 101 of the other end is fixed on second location-plate 142 by ladder pin shaft 15, with identical
Mode drills through the through hole of the other end, so that the space angle for ensureing two through hole is 22 °.
The beneficial effect of the lorry bottom door opening and closing mechanism spindle drilling frock 1 that the utility model is provided is：The utility model
Main shaft 10 is positioned and fixed by the fixing steel plate 14, it is ensured that the space angle of two ends through hole, improve processing
The defect rate of precision and product；The drill bushing 13 can be processed using may be reversed structure using normal drill bit, saved and be processed into
This, also improves stability.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included within scope of patent protection of the present utility model.
Claims (4)
1. a kind of lorry bottom door opening and closing mechanism spindle drilling frock, it is characterised in that：Including base, supporting plate, drill bushing, positioning steel
Plate, the supporting plate is symmetrically welded in the base two ends, and ensures the dimensional accuracy of two supporting plates and spindle hole, the support
Plate is provided with deep-slotted chip breaker, and for laying main shaft, the drill bushing is located at the base and positioned at supporting plate top, the positioning
Steel plate is welded in the base, for fixing and positioning main shaft toggle linkage.
2. lorry bottom door opening and closing mechanism spindle drilling frock according to claim 1, it is characterised in that：The drill bushing is can
The drill bushing turned over, and the center of circle of the unbearable and deep-slotted chip breaker of the drill bushing is located at same level.
3. lorry bottom door opening and closing mechanism spindle drilling frock according to claim 1, it is characterised in that：The fixing steel plate
Including the first location-plate, the second location-plate, first location-plate, the second location-plate are welded with the constant spacing of main shaft toggle linkage
It is connected to the side of the base.
4. lorry bottom door opening and closing mechanism spindle drilling frock according to claim 3, it is characterised in that：First positioning
Ladder pin shaft is equipped with plate, the second location-plate, wherein the axle center of the ladder pin shaft of first location-plate and the deep-slotted chip breaker
The center of circle be located at same level, the axle center of the ladder pin shaft of second location-plate and the center of circle of the deep-slotted chip breaker are in 22 ° of folders
Angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621249620.XU CN206230060U (en) | 2016-11-18 | 2016-11-18 | Lorry bottom door opening and closing mechanism spindle drilling frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621249620.XU CN206230060U (en) | 2016-11-18 | 2016-11-18 | Lorry bottom door opening and closing mechanism spindle drilling frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206230060U true CN206230060U (en) | 2017-06-09 |
Family
ID=58991527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621249620.XU Expired - Fee Related CN206230060U (en) | 2016-11-18 | 2016-11-18 | Lorry bottom door opening and closing mechanism spindle drilling frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206230060U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453500A (en) * | 2020-11-20 | 2021-03-09 | 安徽信息工程学院 | Clamp device for drilling lever |
| CN113001095A (en) * | 2021-03-04 | 2021-06-22 | 中车太原机车车辆有限公司 | Transmission shaft and duplex lever connection positioning and clamping mechanism |
-
2016
- 2016-11-18 CN CN201621249620.XU patent/CN206230060U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453500A (en) * | 2020-11-20 | 2021-03-09 | 安徽信息工程学院 | Clamp device for drilling lever |
| CN113001095A (en) * | 2021-03-04 | 2021-06-22 | 中车太原机车车辆有限公司 | Transmission shaft and duplex lever connection positioning and clamping mechanism |
| CN113001095B (en) * | 2021-03-04 | 2023-07-04 | 中车太原机车车辆有限公司 | Positioning and clamping mechanism for connecting transmission shaft with duplex lever |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20171118 |