CN206436130U - Inner polygon spanner grinds clamping tool - Google Patents
Inner polygon spanner grinds clamping tool Download PDFInfo
- Publication number
- CN206436130U CN206436130U CN201720061233.1U CN201720061233U CN206436130U CN 206436130 U CN206436130 U CN 206436130U CN 201720061233 U CN201720061233 U CN 201720061233U CN 206436130 U CN206436130 U CN 206436130U
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- China
- Prior art keywords
- clamping body
- clamping
- workpiece
- shaped cavity
- cavity
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- Withdrawn - After Issue
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Abstract
The utility model is related to a kind of inner polygon spanner and grinds clamping tool, including clamping body, the periphery of the clamping body is the prism at least four sides, and each outer peripheral face of clamping body is the locating surface that is loaded, clamping body has the Through-cavity for placing workpiece, the cavity of clamping body includes arc-shaped cavity and the v-shaped cavity for being positioned to workpiece, at least two screwed holes with counterbore are provided with clamping body along its length, at least two bolts for clamping workpiece are screwed in respective screwed hole, and it is arranged on the outer peripheral face that the bolt head in counterbore is less than clamping body, the screwed hole central axis of bolt is overlapped with v-shaped cavity central axis.The utility model is simple and reasonable for structure, is controlled by easily installation way and angle, can improve inner polygon angle spanner grinds quality and efficiency.
Description
Technical field
The utility model is related to a kind of inner polygon spanner and grinds clamping tool, belongs to nonstandard tooling techniques field.
Background technology
With the diversification of manufacturing industry product, special construction Allen bolt is needed to assemble in actual production, due to
The length or end face of standard inner hexagon spanner do not meet some job requirements, it is impossible to suitable for part special construction hexagon socket head spiral shell
The assembly and disassembly of bolt.But the nonstandard inner hexagon spanner that special construction Allen bolt needs is loaded and unloaded, but nonstandard spanner is used
Frequency is very low, and is difficult commercially to buy.It is this in particular cases, this, which is accomplished by the producer, can make nonstandard spanner by oneself
To meet production requirement.Processing to nonstandard Allen wrench at present, is to be carried out using bar in general-purpose grinder in grinding
Hex wrench, but in process, it is necessary to the clamping face of six replacing bar works, but when bar work is ground, its
Peripheral shape is difficult accurately to position bar work all in change, causes larger to the angular error for grinding six faces, not only
Grind quality low, and processing efficiency is low.
The content of the invention
The purpose of this utility model is to provide a kind of inner polygon spanner and grinds clamping tool, simple and reasonable for structure, passes through
Easily installation way and angle control, can improve inner polygon angle spanner grinds quality and efficiency.
The utility model is that the technical scheme for reaching above-mentioned purpose is：A kind of inner polygon spanner grinds clamping tool, its
It is characterised by：Including clamping body, the periphery of the clamping body is the prism at least four sides, and each outer peripheral face of clamping body is dress
Locking plane, clamping body has the Through-cavity for placing workpiece, and the cavity of clamping body includes arc-shaped cavity and for being carried out to workpiece
At least two screwed holes with counterbore, at least two for clamping workpiece are provided with the v-shaped cavity of positioning, clamping body along its length
Individual bolt is screwed in respective screwed hole, and is arranged on the outer peripheral face that the bolt head in counterbore is less than clamping body, bolt
Screwed hole central axis is overlapped with v-shaped cavity central axis.
The utility model inner polygon spanner grinds clamping tool using clamping body and bolt, and structure is very simple, clamping
The periphery of body is the prism at least four sides, makes each outer peripheral face of clamping body as the locating surface that is loaded, therefore only need to be by clamping body
Positioned, workpiece can be just accurately positioned without dismounting workpiece on the workbench or fixture of grinding machine.The utility model
Through-cavity is provided with clamping body, is used to place workpiece by the Through-cavity, the cavity of clamping body includes arc-shaped cavity and use
In the v-shaped cavity positioned to workpiece, and at least two bolts for being used to clamp bar are screwed in respective screwed hole, therefore
Conveniently workpiece can be crimped on the v-shaped cavity of clamping body by screwing bolts and be positioned and fixed, due to being turned by clamping body
Dynamic positioning, and realize that accurate internally angle of polygon spanner grinds the positioning of angle, it is rational in infrastructure, it is easy to use.The utility model
Inner polygon spanner grinds clamping tool and is clamped positioning to the workpiece that need to be ground using bolt, facilitates regulating bolt to clamp not
The workpiece of same specification and regulation need to grind the length of part, it is adaptable to process different size, the inner polygon spanner of size, significantly
Time cost is reduced, installation way and angle are easy to control quick, also improve and grind quality.
Brief description of the drawings
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation for the clamping tool that the utility model inner polygon spanner is ground.
Fig. 2 is Fig. 1 A-A cross section structure diagrams.
Fig. 3 is the dimensional structure diagram for the clamping tool that the utility model inner polygon spanner is ground.
Wherein：1-clamping body, 1-1-counterbore, 1-2-screwed hole, 1-3-v-shaped cavity, 1-4-arc-shaped cavity, 1-5-be loaded
Locating surface, 2-bolt, 3-workpiece.
Embodiment
As shown in Fig. 1~3, inner polygon spanner of the present utility model grinds clamping tool, including clamping body 1, the clamping
The periphery of body 1 is the prism at least four sides, the prism can for repetitional structure or not repetitional structure, and clamping body 1 is each outer
Side face is as the locating surface 1-5 that is loaded, and clamping body 1 is the arris cylinder of decile six, or the arris cylinder of decile five, due to clamping body
1 each outer peripheral face can realize rapid-mounted as the locating surface 1-5 that is loaded, and ensure to grind the control of angle.The utility model clamping
Multiple on the body 1 locating surface 1-5 that are loaded can be cut using linear cutting equipment and complete, and on clamping body 1 be loaded locating surface 1-5 with
Grind that face is identical needed for workpiece 3, clamping body 1 has the Through-cavity for placing workpiece 3, the cavity of clamping body 1 includes arc-shaped cavity 1-4
With the v-shaped cavity 1-3 for being positioned to workpiece 3, make arc-shaped cavity 1-4 and v-shaped cavity 1-3 one fan-shaped cavity of formation, can put
Put the cavity on various sizes of workpiece 3, clamping body 1 and cutting is equally completed using linear cutting equipment, when workpiece 3 is circular bar
When, clamped by v-shaped cavity 1-3 and bolt 2, energy reliable grip is to workpiece 3.
As shown in Fig. 1~3, at least two screw threads with counterbore 1-1 are provided with the utility model clamping body 1 along its length
Hole 1-2, counterbore 1-1 depth are more than the height of bolt head, and the height of regulating bolt 2, makes spiral shell when being easy to clamping different size workpiece 3
Bolt head is not above the outer peripheral face of clamping body 1, and at least two bolts 2 for clamping workpiece 3 are screwed in respective screwed hole 1-2
It is interior, and the bolt head being arranged in counterbore 1-1 is less than the outer peripheral face of clamping body 1, two screwed hole 1-2's of the present utility model
Spacing can be determined according to practical application request between size and hole, and it is larger such as to grind specification of workpieces scope of design, can be on clamping body 1
Multiple screwed hole 1-2 are processed, are easy to the clamping of workpiece to fasten, screwed hole central axis and the v-shaped cavity 1-3 central axis of bolt 2
Overlap, enable the stable workpiece pressing 3 of bolt 2.
As shown in Figure 3, the v-shaped cavity 1-3 of the utility model clamping body 1 depth is less than or equal to arc-shaped cavity 1-4 depth,
The positioning to workpiece 3 can be facilitated, while the workpiece 3 of different specification size can be met, can process various sizes of nonstandard interior many
Side shape spanner.
Clamping tool processing inner polygon spanner is ground using the utility model polygon spanner, can be entered according to the following steps
OK：
(1), workpiece 3 is inserted in the cavity of clamping body 1, and the locating surface 1-5 that is respectively loaded of the periphery of clamping body 1 is needed with workpiece 3
Grinding surface is identical, as shown in Fig. 1~3, when processing hexagon socket head spanner, and the outer peripheral face of clamping body 1 is six arris posts of decile
Body.
(2), need milled portion to be arranged on outside clamping body 1 workpiece 3, the length of the stretching of workpiece 3 can be adjusted as needed,
Workpiece 3 is crimped on the v-shaped cavity 1-3 of clamping body 1 and is positioned and fixed by screwing bolts 2.The utility model workpiece 3 is placed on
Length in clamping body 1, which is more than, needs the length of milled portion, and workpiece 3 is round piece, by more than two bolts 2 to non-
Working position workpiece is positioned and fixed.
(3), one of them locating surface 1-5 that is loaded of clamping body 1 is placed on the workbench of grinding machine or fixture, and passed through
Clamping body 1 is fixed fixture, clamping body 1 can be carried out by the magnetic clamp on grinding machine or the fixture on grinding machine
It is fixedly clamped, according to setting stock removal, by controlling the amount of feeding of grinding machine to control stock removal, size is ground to reach.When adopting
When using round piece, the emery wheel on stock removal, grinding machine can be designed by the minimum diameter of round piece to exposing the side of clamping body 1
Workpiece 3 is ground to required size, after a face is ground, can be detected by survey tool, is wanted when detected size is not met
Ask, can adjust the amount of feeding of grinding machine, size is extremely needed for being ground to.Fixture is unclamped, then clamping body 1 is turned into another dress
Locking plane 1-5, then clamping body 1 is fixed again with fixture, makes emery wheel on grinding machine to exposing the workpiece of the side of clamping body 1
3 are ground to required size, and fixture is unclamped again, and clamping body 1 is turned into other locating surface 1-5 that are loaded again is clamped admittedly
It is fixed, workpiece 3 is carried out to be ground to required size, the inner polygon spanner at least four sides is formed until the periphery of workpiece 3 is ground.
Clamping tool processing inner polygon spanner is ground using of the present utility model, accurately can be ground internal angle of polygon spanner
Controlling angle is positioned, easy to operate, and can improve inner polygon angle spanner grinds quality and efficiency.
Claims (3)
1. a kind of inner polygon spanner grinds clamping tool, it is characterised in that：Including clamping body (1), the clamping body (1) it is outer
Week is the prism at least four sides, and each outer peripheral face of clamping body (1) is the locating surface (1-5) that is loaded, and clamping body (1), which has, to be placed
The Through-cavity of workpiece (3), the cavity of clamping body (1) includes arc-shaped cavity (1-4) and the V-arrangement for being positioned to workpiece (3)
At least two screwed holes (1-2) with counterbore (1-1) are provided with chamber (1-3), clamping body (1) along its length, for clamping work
At least two bolts (2) of part (3) are screwed in respective screwed hole (1-2), and the bolt head being arranged in counterbore (1-1)
Less than the outer peripheral face of clamping body (1), the screwed hole central axis of bolt (2) is overlapped with v-shaped cavity central axis.
2. inner polygon spanner according to claim 1 grinds clamping tool, it is characterised in that：The clamping body (1)
The depth of arc-shaped cavity (1-4) is more than or equal to the depth of v-shaped cavity (1-3).
3. inner polygon spanner according to claim 1 grinds clamping tool, it is characterised in that：The clamping body (1) is
The arris cylinder of decile six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720061233.1U CN206436130U (en) | 2017-01-18 | 2017-01-18 | Inner polygon spanner grinds clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720061233.1U CN206436130U (en) | 2017-01-18 | 2017-01-18 | Inner polygon spanner grinds clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206436130U true CN206436130U (en) | 2017-08-25 |
Family
ID=59635976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720061233.1U Withdrawn - After Issue CN206436130U (en) | 2017-01-18 | 2017-01-18 | Inner polygon spanner grinds clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206436130U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695553A (en) * | 2017-01-18 | 2017-05-24 | 常州星宇车灯股份有限公司 | Internal polygon wrench grinding clamping tool and method of internal polygon wrench grinding clamping tool for machining internal polygon wrench |
| CN112497065A (en) * | 2020-11-27 | 2021-03-16 | 株洲钻石切削刀具股份有限公司 | Self-centering clamp for inner hole machining |
-
2017
- 2017-01-18 CN CN201720061233.1U patent/CN206436130U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695553A (en) * | 2017-01-18 | 2017-05-24 | 常州星宇车灯股份有限公司 | Internal polygon wrench grinding clamping tool and method of internal polygon wrench grinding clamping tool for machining internal polygon wrench |
| CN106695553B (en) * | 2017-01-18 | 2019-02-26 | 常州星宇车灯股份有限公司 | The method that inner polygon spanner grinds clamping tool and its processes inner polygon spanner |
| CN112497065A (en) * | 2020-11-27 | 2021-03-16 | 株洲钻石切削刀具股份有限公司 | Self-centering clamp for inner hole machining |
| CN112497065B (en) * | 2020-11-27 | 2022-04-19 | 株洲钻石切削刀具股份有限公司 | Self-centering clamp for inner hole machining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170825 Effective date of abandoning: 20190226 |
|
| AV01 | Patent right actively abandoned |