CN204262832U - The two-way location eccentricity boring grab of a kind of screw thread - Google Patents
The two-way location eccentricity boring grab of a kind of screw thread Download PDFInfo
- Publication number
- CN204262832U CN204262832U CN201420738195.5U CN201420738195U CN204262832U CN 204262832 U CN204262832 U CN 204262832U CN 201420738195 U CN201420738195 U CN 201420738195U CN 204262832 U CN204262832 U CN 204262832U
- Authority
- CN
- China
- Prior art keywords
- positioning sleeve
- nut
- screw thread
- boring grab
- cushion block
- 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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Abstract
The utility model discloses the two-way location eccentricity boring grab of a kind of screw thread, belong to mechanical engineering application, it comprises tabular base plate, be arranged at the cushion block of base plate upper center, be connected to the positioning sleeve on described cushion block top, described positioning sleeve is cylindrical-shaped structure, and middle part is provided with axial manhole; Described positioning sleeve upper surface left side edge place connects bit block; Described bit block inside is provided with screwed hole, connects adjusting nut and alignment bolt in hole; Described adjusting nut is provided with regulating nut and hold-doun nut.The purpose of this utility model is, solve in machining boring procedure, General piercing fixture machining accuracy is low, be difficult to meet requirement on machining accuracy, Special Clamps Design manufactures difficulty, and cost is high, poor for applicability, install inconvenience, eccentric boring hole clamp structure is complicated, and fixture lacks the problem of tool setting function, there is provided a kind of structure simple, convenient disassembly, be easy to manufacture, stable connection, has the boring grab of tool setting function.
Description
Technical field
The invention belongs to mechanical engineering application, be specially the two-way location eccentricity boring grab of a kind of screw thread.
Background technology
Boring is processing mode common in machining, and at present, the fixture that boring is commonly used has the large class of universal fixturing, special fixture, flexible jig, built-up jig and transfer matic fixture five, universal fixturing strong adaptability, but machining accuracy is not high; Special fixture is the processing request of a certain procedure for a certain workpiece and the fixture of specialized designs and manufacture, with strong points but adaptability is very poor; Flexible jig and built-up jig complex structure, need frequent adjustment and dismounting, transfer matic fixture needs to manufacture and design separately, and cost is high.
The purpose of this utility model is, solve in machining boring procedure, General piercing fixture machining accuracy is low, be difficult to meet requirement on machining accuracy, Special Clamps Design manufactures difficulty, and cost is high, poor for applicability, install inconvenience, eccentric boring hole clamp structure is complicated, and fixture lacks the problem of tool setting function, there is provided a kind of structure simple, convenient disassembly, be easy to manufacture, stable connection, has the boring grab of tool setting function.
Summary of the invention
The object of this invention is to provide the two-way location eccentricity boring grab of a kind of screw thread, solve in machining boring procedure, General piercing fixture machining accuracy is low, be difficult to meet requirement on machining accuracy, Special Clamps Design manufactures difficulty, and cost is high, poor for applicability, install inconvenience, eccentric boring hole clamp structure is complicated, lack the problem of tool setting function, there is provided a kind of structure simple, convenient disassembly, be easy to manufacture, stable connection, has the boring grab of tool setting function.
For realizing above object, the technical solution used in the present invention is: the two-way location eccentricity boring grab of a kind of screw thread, it comprises tabular base plate (1), be arranged at the cushion block (2) of base plate upper center, be connected to the positioning sleeve (3) on described cushion block (2) top, described positioning sleeve (3) is cylindrical-shaped structure, and middle part is provided with axial manhole; Described positioning sleeve (3) upper surface left side edge place connects bit block (4); Described bit block (4) inside is provided with screwed hole, connects adjusting nut (7) and alignment bolt (8) in hole; Described adjusting nut (7) is provided with regulating nut (5) and hold-doun nut (6); Described regulating nut (5) compresses with described locating piece (4) and is connected, and described hold-doun nut (6) compresses with described regulating nut (5) and is connected.
Further, the manhole at described positioning sleeve (3) middle part, directly over and immediately below hole wall is provided with square groove.
Further, described positioning sleeve (3) is provided with positioning screw hole (9).
Further, described alignment bolt (8) top is column structure, is fixedly connected on described adjusting nut (7) end, and bottom is the column structure of top dome-type, and surface is provided with size graticule.
Further, described tabular base plate (1) and described cushion block (2) are welded to connect; Described cushion block (2) and described positioning sleeve (3) are welded to connect; Described positioning sleeve (3) and described bit block (4) are welded to connect.
Beneficial effect of the present invention:
1, connect between each relative retaining element in the utility model and all adopt welding, be welded to connect that steadiness is good, easy to process, cost is low, in process, Product Precision will be caused to reduce because of part position deviation in fixture.
2, bit block in the utility model, alignment bolt, adjusting nut combination realize tool setting, the location of vertical and horizontal both direction, and the position of also adjustable tool setting, location on vertical direction, realize the function of eccentric boring hole, simply, precision is high for threaded adjusting structure.
3. in the utility model, adjusting nut is provided with regulating nut and hold-doun nut, both actings in conjunction, even if in boring procedure, under the working condition that jerk is larger, the position of setscrew nut also can not offset, and ensures the machining accuracy of workpiece.
4. the utility model overall structure is simple, and device is easy to manufacture, low cost of manufacture, part convenient disassembly in process.
Accompanying drawing explanation
Fig. 1 is the utility model front sectional view.
Fig. 2 is that sectional view is looked on the utility model left side.
Described in figure, label character is expressed as: 1, base plate; 2, cushion block; 3, positioning sleeve; 4, bit block; 5, regulating nut; 6, hold-doun nut; 7, adjusting nut; 8, alignment bolt; 9, positioning screw hole.
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, describe the present invention below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection scope of the present invention.
As Figure 1-Figure 2, its structural relation is, the utility model comprises tabular base plate 1, is arranged at the cushion block 2 of base plate upper center, is connected to the positioning sleeve 3 on described cushion block 2 top, and described positioning sleeve 3 is cylindrical-shaped structure, and middle part is provided with axial manhole; Described positioning sleeve 3 upper surface left side edge place connects bit block 4; Described bit block 4 inside is provided with screwed hole, connects adjusting nut 7 and alignment bolt 8 in hole; Described adjusting nut 7 is provided with regulating nut 5 and hold-doun nut 6; Described regulating nut 5 compresses with described locating piece 4 and is connected, and described hold-doun nut 6 compresses with described regulating nut 5 and is connected.
Preferably, the manhole in the middle part of described positioning sleeve 3, directly over and immediately below hole wall is provided with square groove.
Preferably, described positioning sleeve 3 is provided with positioning screw hole 9, can dog screw be added when processing work required precision is higher, ensure precision further.
Preferably, described alignment bolt 8 top is column structure, and be fixedly connected on described adjusting nut 7 end, bottom is the column structure of top dome-type, and surface is provided with size graticule.
Preferably, described tabular base plate 1 and described cushion block 2 are welded to connect; Described cushion block 2 and described positioning sleeve 3 are welded to connect; Described positioning sleeve 3 and described bit block 4 are welded to connect.
During concrete use, when process needs to hole, part is fixed among positioning sleeve 3, by bit block 4 and alignment bolt 8, regulate the tool setting point needing tool setting, with the position of regulating nut 5 secured adjusted nut 7, then hold-doun nut 6 is tightened guarantee that the vibrations of process and impact can not make the position of adjusting nut 7 offset.By drilling machine lifting platform by the tool setting point of cutter to upper fixture, carry out Drilling operation.When needing eccentric boring hole, only need by tool setting point on demand size transfer up and down, depart from the center of circle.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise which key element, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above example just understands method of the present invention and core concept thereof for helping.The above is only the preferred embodiment of the present invention, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of invention and technical scheme are directly applied to other occasion without improving, and all should be considered as protection scope of the present invention.
Claims (5)
1. the two-way location eccentricity boring grab of screw thread, it comprises tabular base plate (1), be arranged at the cushion block (2) of base plate upper center, be connected to the positioning sleeve (3) on described cushion block (2) top, it is characterized in that, described positioning sleeve (3) is cylindrical-shaped structure, and middle part is provided with axial manhole; Described positioning sleeve (3) upper surface left side edge place connects bit block (4); Described bit block (4) inside is provided with screwed hole, connects adjusting nut (7) and alignment bolt (8) in hole; Described adjusting nut (7) is provided with regulating nut (5) and hold-doun nut (6); Described regulating nut (5) compresses with described locating piece (4) and is connected, and described hold-doun nut (6) compresses with described regulating nut (5) and is connected.
2. the two-way location eccentricity boring grab of a kind of screw thread according to claim 1, is characterized in that, the manhole at described positioning sleeve (3) middle part, directly over and immediately below hole wall is provided with square groove.
3. the two-way location eccentricity boring grab of a kind of screw thread according to claim 1, is characterized in that, described positioning sleeve (3) is provided with positioning screw hole (9).
4. the two-way location eccentricity boring grab of a kind of screw thread according to claim 1, it is characterized in that, described alignment bolt (8) top is column structure, is fixedly connected on described adjusting nut (7) end, bottom is the column structure of top dome-type, and surface is provided with size graticule.
5. the two-way location eccentricity boring grab of a kind of screw thread according to claim 1, is characterized in that, described tabular base plate (1) and described cushion block (2) are welded to connect; Described cushion block (2) and described positioning sleeve (3) are welded to connect; Described positioning sleeve (3) and described bit block (4) are welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738195.5U CN204262832U (en) | 2014-11-28 | 2014-11-28 | The two-way location eccentricity boring grab of a kind of screw thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738195.5U CN204262832U (en) | 2014-11-28 | 2014-11-28 | The two-way location eccentricity boring grab of a kind of screw thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204262832U true CN204262832U (en) | 2015-04-15 |
Family
ID=52797729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420738195.5U Expired - Fee Related CN204262832U (en) | 2014-11-28 | 2014-11-28 | The two-way location eccentricity boring grab of a kind of screw thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204262832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531413A (en) * | 2018-12-09 | 2019-03-29 | 横店集团英洛华电气有限公司 | Hollow pipe radial direction Hole chamfering auxiliary device |
-
2014
- 2014-11-28 CN CN201420738195.5U patent/CN204262832U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531413A (en) * | 2018-12-09 | 2019-03-29 | 横店集团英洛华电气有限公司 | Hollow pipe radial direction Hole chamfering auxiliary device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20161128 |