CN205394039U - Perforating fixture - Google Patents
Perforating fixture Download PDFInfo
- Publication number
- CN205394039U CN205394039U CN201620150642.4U CN201620150642U CN205394039U CN 205394039 U CN205394039 U CN 205394039U CN 201620150642 U CN201620150642 U CN 201620150642U CN 205394039 U CN205394039 U CN 205394039U
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- CN
- China
- Prior art keywords
- mandrel
- pressing plate
- clamp body
- boring grab
- linking arm
- 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 provides a perforating fixture belongs to machine tool accessories technical field. It has solved the problem that location effect not quite ideal of current perforating fixture to the work piece. This perforating fixture including the anchor clamps body that is the tube -shape, presss from both sides specific middle part and wears to be equipped with the dabber, and the threaded connection of dabber has the clamp plate, and the clamp plate lies in and presss from both sides specific upside, presss from both sides specific upper end and is equipped with locating component, and locating component is including setting up at the spliced pole that presss from both sides specific upper end orientation one side of dabber be equipped with two convex linking arms, be equipped with locating lever and locating lever on one of them linking arm perpendicularly and link to each other with the linking arm screw thread. This perforating fixture has better location effect and the comparatively simple advantage of structure.
Description
Technical field
This utility model belongs to machine tool accessory technical field, relates to a kind of boring grab.
Background technology
Machining is our major mode of production of ratio, common are car, milling, plane, mill etc., processing is had important impact as the quality of the essential element of above-mentioned processing mode, the quality of cutter and its installation by cutter, and the utilization of fixture is also beneficial to improve the quality of various machining.
In drilling process, people are for some simple parts, hand-held mode is usually adopted to be processed, there is many problem .1 in such mode, manually hand-held, the course of processing is subject to the impact of mechanical force, hand-held easily exists rocks, machining accuracy can not be guaranteed, 2, adopt hand-held exist need potential safety hazard, be unfavorable for the safety of staff, 3, adopt aforesaid way work efficiency can not be guaranteed.
A kind of boring grab (application number: 201110419806.0) as disclosed in Chinese patent literature, it includes base plate, the left side of base plate is provided with a bracer, the end propping up bracer is provided with crossbeam, the end of crossbeam is provided with through hole, is provided with the boring guide pin bushing playing the guiding role in through hole, and the middle part of base plate is provided with and workpiece is carried out spacing position block, the right side of base plate is provided with eccentric cam, and the top of eccentric cam is provided with is easy to the handle that people rotate.But this boring grab is less desirable to the locating effect of workpiece.
Summary of the invention
The purpose of this utility model is to there are the problems referred to above for existing technology, it is proposed that a kind of have good locating effect and the relatively simple boring grab of structure.
The purpose of this utility model can be realized by following technical proposal: a kind of boring grab, including tubular clamp body, the middle part of described clamp body is equipped with mandrel, the threaded of described mandrel has pressing plate, described pressing plate is positioned at the upside of described clamp body, it is characterized in that, the upper end of described clamp body is provided with positioning component, described positioning component includes the joint pin being arranged on the upper end of described clamp body, described joint pin is provided with two linking arms protruded towards the side of described mandrel, at least one of which linking arm is vertically provided with location bar and described location bar is connected with described linking arm screw thread.
This boring grab is applicable to discoidal workpiece, and the upper surface of this workpiece is provided with bar shaped convex body.When positioning workpiece, the middle part of workpiece is rushed across mandrel, then the upper surface of workpiece is compressed by pressing plate, make the bar shaped convex body of workpiece between two linking arms, positioned by the location pole pair bar shaped convex body on linking arm, there is simple in construction and the good advantage of locating effect.Owing to being connected for screw thread between location bar and linking arm, enable this boring grab to position various sizes of bar shaped convex body, there is the advantage that the scope of application is wider.
In above-mentioned a kind of boring grab, the upper surface of described clamp body is provided with a pushing out ring and a described pushing out ring is coaxially disposed with described mandrel.By for workpiece against pushing out ring, there is the abrasion to clamp body, improve its service life.
In above-mentioned a kind of boring grab, described pressing plate is in a cylindrical shape and described pressing plate is coaxially disposed with described mandrel, and the edge of described pressing plate is provided with the locating surface of protrusion.By locating surface, the upper surface of workpiece is compressed, there is the good advantage of locating effect.
In above-mentioned a kind of boring grab, the quantity of described positioning component is 2 to 5 and is uniformly arranged centered by the axis of described mandrel.Adopt above-mentioned setting, make this positioning component have good locating effect.
In above-mentioned a kind of boring grab, the threaded upper ends of described mandrel is connected to nut, and the lower surface of described nut is resisted against the upper surface of described pressing plate.It is connected with mandrel thread by nut, promotes pressing plate top pressure workpiece, the advantage with simple in construction and easy accessibility.
In above-mentioned a kind of boring grab, it is fixedly connected with for screw between lower end and the described clamp body of described mandrel.It is fixedly connected with for screw between mandrel and clamp body, there is simple in construction and connect the good advantage of effect.
Compared with prior art, this boring grab has the advantage that
1, the upper surface of workpiece is compressed by pressing plate, makes the bar shaped convex body of workpiece between two linking arms, is positioned by the location pole pair bar shaped convex body on linking arm, has simple in construction and the good advantage of locating effect；
2, owing to being connected for screw thread between location bar and linking arm, enable this boring grab to position various sizes of bar shaped convex body, there is the advantage that the scope of application is wider；
3, the edge of pressing plate is provided with the locating surface of protrusion, by locating surface, the upper surface of workpiece is compressed, and has the good advantage of locating effect；
4, it is connected with mandrel thread by nut, promotes pressing plate top pressure workpiece, the advantage with simple in construction and easy accessibility.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of this kind of boring grab.
Fig. 2 is the A-A cross-sectional schematic of Fig. 1.
In figure, 1, clamp body；2, mandrel；3, pressing plate；3a, locating surface；4, joint pin；5, linking arm；6, location bar；7, pushing out ring is propped up；8, nut；9, screw.
Detailed description of the invention
The following is specific embodiment of the utility model and in conjunction with accompanying drawing, the technical solution of the utility model is further described, but this utility model is not limited to these embodiments.
As illustrated in fig. 1 and 2, a kind of boring grab, including tubular clamp body 1, the middle part of clamp body 1 is equipped with mandrel 2, the threaded of mandrel 2 has pressing plate 3, pressing plate 3 is positioned at the upside of clamp body 1, and the upper end of clamp body 1 is provided with 3 positioning components, and the quantity of positioning component is 2 to 5 and is uniformly arranged centered by the axis of mandrel 2.Positioning component includes the joint pin 4 being arranged on the upper end of clamp body 1, and joint pin 4 is provided with two linking arms 5 protruded towards the side of mandrel 2, at least one of which linking arm 5 is vertically provided with location bar 6 and location bar 6 is connected with described linking arm 5 screw thread.The upper surface of clamp body 1 is provided with a pushing out ring 7 and a pushing out ring 7 is coaxially disposed with described mandrel 2.It is fixedly connected with for screw 9 between lower end and the clamp body 1 of mandrel 2, there is simple in construction and connect the good advantage of effect.
Pressing plate 3 is in a cylindrical shape and pressing plate 3 is coaxially disposed with mandrel 2, and the edge of pressing plate 3 is provided with the locating surface 3a of protrusion.The threaded upper ends of mandrel 2 is connected to nut 8, and the lower surface of nut 8 is resisted against the upper surface of pressing plate 3.
This boring grab is applicable to discoidal workpiece, and the upper surface of this workpiece is provided with bar shaped convex body.When positioning workpiece, by the middle part of workpiece traverse mandrel 2, the downside making workpiece is resisted against on a pushing out ring 7, it is connected with mandrel 2 screw thread by nut 8, promoting pressing plate 3 top pressure workpiece, make the locating surface 3a of pressing plate 3 be compressed the upper surface of workpiece, the bar shaped convex body of workpiece is between two linking arms 5 simultaneously, by the location bar 6 on linking arm 5, bar shaped convex body is positioned, there is simple in construction and the good advantage of locating effect.Owing to being connected for screw thread between location bar 6 and linking arm 5, enable this boring grab to position various sizes of bar shaped convex body, there is the advantage that the scope of application is wider.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount the scope that appended claims is defined.
Although more employing the terms such as clamp body 1, mandrel 2, pressing plate 3, locating surface 3a, joint pin 4, linking arm 5, location bar 6, pushing out ring 7, nut 8, screw 9 herein, but it is not precluded from using the probability of other term.These terms are used to be only used to describe and explain essence of the present utility model more easily；It is all contrary with this utility model spirit for being construed as any additional restriction.
Claims (6)
1. a boring grab, including tubular clamp body (1), the middle part of described clamp body (1) is equipped with mandrel (2), the threaded of described mandrel (2) has pressing plate (3), described pressing plate (3) is positioned at the upside of described clamp body (1), it is characterized in that, the upper end of described clamp body (1) is provided with positioning component, described positioning component includes the joint pin (4) being arranged on the upper end of described clamp body (1), described joint pin (4) is provided with two linking arms (5) protruded towards the side of described mandrel (2), at least one of which linking arm (5) is vertically provided with location bar (6) and described location bar (6) is connected with described linking arm (5) screw thread.
2. a kind of boring grab according to claim 1, it is characterised in that the upper surface of described clamp body (1) is provided with a pushing out ring (7) and a described pushing out ring (7) is coaxially disposed with described mandrel (2).
3. a kind of boring grab according to claim 1, it is characterized in that, described pressing plate (3) is in a cylindrical shape and described pressing plate (3) is coaxially disposed with described mandrel (2), and the edge of described pressing plate (3) is provided with the locating surface (3a) of protrusion.
4. a kind of boring grab according to claim 1 or 2 or 3, it is characterised in that the quantity of described positioning component is 2 to 5 and is uniformly arranged centered by the axis of described mandrel (2).
5. a kind of boring grab according to claim 1 or 2 or 3, it is characterized in that, the threaded upper ends of described mandrel (2) is connected to nut (8), and the lower surface of described nut (8) is resisted against the upper surface of described pressing plate (3).
6. a kind of boring grab according to claim 1 or 2 or 3, it is characterised in that be fixedly connected with for screw (9) between lower end and the described clamp body (1) of described mandrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150642.4U CN205394039U (en) | 2016-02-29 | 2016-02-29 | Perforating fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150642.4U CN205394039U (en) | 2016-02-29 | 2016-02-29 | Perforating fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205394039U true CN205394039U (en) | 2016-07-27 |
Family
ID=56424709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620150642.4U Expired - Fee Related CN205394039U (en) | 2016-02-29 | 2016-02-29 | Perforating fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205394039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107662114A (en) * | 2017-10-13 | 2018-02-06 | 上海龙澄专用车辆有限公司 | A kind of circumferential openings positioning umbrella shape frock and its application method |
| CN108907778A (en) * | 2018-08-29 | 2018-11-30 | 爱威机电(南京)有限公司 | A kind of positioning unit in clamping tool when drilling on circular seat outer circle wall |
-
2016
- 2016-02-29 CN CN201620150642.4U patent/CN205394039U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107662114A (en) * | 2017-10-13 | 2018-02-06 | 上海龙澄专用车辆有限公司 | A kind of circumferential openings positioning umbrella shape frock and its application method |
| CN107662114B (en) * | 2017-10-13 | 2024-06-07 | 上海龙澄专用车辆有限公司 | Circumferential hole positioning umbrella-shaped tool and application method thereof |
| CN108907778A (en) * | 2018-08-29 | 2018-11-30 | 爱威机电(南京)有限公司 | A kind of positioning unit in clamping tool when drilling on circular seat outer circle wall |
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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: 20160727 Termination date: 20170229 |