CN112496408A - Positioning fixture for drilling end face of support - Google Patents
Positioning fixture for drilling end face of support Download PDFInfo
- Publication number
- CN112496408A CN112496408A CN202011347010.4A CN202011347010A CN112496408A CN 112496408 A CN112496408 A CN 112496408A CN 202011347010 A CN202011347010 A CN 202011347010A CN 112496408 A CN112496408 A CN 112496408A
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- CN
- China
- Prior art keywords
- drilling
- positioning
- face
- screw rod
- support
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- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2247/00—Details of drilling jigs
- B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a positioning fixture for drilling an end face of a support, which comprises a base, wherein a back plate is fixed on the base, a positioning mechanism is arranged on the back plate, a workpiece is placed on the base, the workpiece consists of a shaft sleeve and an installation seat fixed on the surface of the shaft sleeve, at least part of the end part of the shaft sleeve is sleeved on the positioning mechanism, a drilling template plate arranged along the horizontal direction is fixed on the base through a support plate, a drilling sleeve is detachably arranged on the drilling template, the installation seat is positioned below the drilling sleeve, the positioning fixture further comprises a locking screw rod, two ends of the locking screw rod are provided with thread structures, one end of the locking screw rod penetrates through the shaft sleeve and is twisted on the positioning mechanism, the other end of the locking screw rod is twisted with a locking nut, a gasket is clamped on the locking screw rod, and the locking nut is twisted to. The positioning fixture can be used for quickly positioning and clamping the support workpiece, and the machining efficiency and the effect are improved.
Description
Technical Field
The invention relates to the field of machining, in particular to a positioning clamp for drilling an end face of a support.
Background
The bracket is a part for supporting, connecting, fixing other parts and bearing loads. The support part relates to the technical processes of drilling, milling end surfaces and the like. For the drilling process, a common jig is generally used for clamping. However, this is inefficient and there are special requirements and special forms of the stent structure that are positioned so that acceptable stent products cannot be manufactured. For the drilling process of the fixed end face of the support, the relative position between the cutter and the workpiece can be accurately determined by guiding the cutter to process through the drill bushing, so that the batch production is facilitated, and the labor force is saved.
Therefore, the invention provides a positioning clamp which can quickly position and clamp a bracket workpiece and improve the processing efficiency and effect, and aims to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a positioning clamp for drilling the end face of a support, which can be used for quickly positioning and clamping a support workpiece and improving the machining efficiency and effect.
In order to achieve the above purpose, the invention provides a positioning fixture for drilling an end face of a support, the positioning fixture comprises a base, a back plate is fixed on the base, a positioning mechanism is arranged on the back plate, a workpiece is placed on the base, the workpiece consists of a shaft sleeve and an installation seat fixed on the surface of the shaft sleeve, at least part of the end part of the shaft sleeve is sleeved on the positioning mechanism, a drilling template arranged along the horizontal direction is fixed on the base through a support plate, a drilling sleeve is detachably arranged on the drilling template, the installation seat is positioned below the drilling sleeve, the positioning fixture further comprises a locking screw rod, two ends of the locking screw rod are provided with thread structures, one end of the locking screw rod penetrates through the shaft sleeve and is twisted on the positioning mechanism, the other end of the locking screw rod is twisted with a locking nut, and a gasket is clamped on the locking screw rod, and the locking nut is twisted to push the gasket to be abutted against the end face of the shaft sleeve.
Preferably, positioning mechanism is including fixing reference column on the backplate, the reference column is hollow structure, and its inside is rotationally provided with the screw rod, the screw rod has cup jointed screw nut, the surperficial handing-over of reference column has first crank, first crank's end fixing has the backup pad, the surface of reference column is provided with the spout that runs through, second crank one end with first crank is articulated mutually, the other end with screw nut is articulated mutually.
Preferably, the first crank, the second crank, the sliding groove and the support plate form support assemblies, and the number of the support assemblies is not less than 3.
Preferably, the plurality of groups of supporting assemblies are distributed around the positioning column at equal angles along the circumferential direction of the positioning column.
Preferably, the support plate is of an arc-shaped structure.
Preferably, a rubber pad is adhered to the outer surface of the support plate.
Preferably, a bearing is fixed in the positioning column, and the wire lever is at least partially rotatably clamped in the bearing.
Preferably, the wire lever extends at least partially through the back plate and is connected to a handle.
Preferably, the gasket is of a circular structure, and the edge of the gasket is recessed inwards along the radial direction of the gasket to form a clamping groove.
Preferably, a supporting structure is fixed on the base, and the supporting structure is in contact with the bottom surface of the mounting seat.
The invention provides a positioning fixture for drilling an end face of a support, which comprises a base, a back plate is fixed on the base, a positioning mechanism is arranged on the back plate, a workpiece is placed on the base, the workpiece consists of a shaft sleeve and a mounting seat fixed on the surface of the shaft sleeve, the end part of the shaft sleeve is at least partially sleeved on the positioning mechanism, a drilling template arranged along the horizontal direction is fixed on the base through a support plate, a drilling sleeve is detachably arranged on the drilling template, the mounting seat is positioned below the drill bushing, the positioning fixture further comprises a locking screw rod, two ends of the locking screw rod are provided with thread structures, one end of the locking screw penetrates through the shaft sleeve and is twisted on the positioning mechanism, the other end of the locking screw is twisted with a locking nut, and a gasket is clamped on the locking screw rod, and the locking nut is twisted to push the gasket to be abutted against the end face of the shaft sleeve. In practical use, a workpiece is placed on the base, one end of the workpiece is sleeved on the positioning mechanism, one end of the locking screw penetrates through the shaft sleeve and is twisted on the positioning mechanism, the locking screw and the gasket are used for fastening, the workpiece is prevented from shifting in the machining process, the mounting seat of the workpiece is positioned below the drill bushing, and drilling operation is carried out on the mounting seat of the workpiece through the cooperation of drilling equipment and the drill bushing; the positioning fixture provided by the invention can be used for quickly positioning and clamping the bracket workpiece, and the machining efficiency and effect are improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a top view of a positioning fixture provided by the present invention;
FIG. 2 is a cross-sectional view of a positioning fixture provided by the present invention;
FIG. 3 is a side view of a localization fixture provided by the present invention;
FIG. 4 is a block diagram of a spacer in the positioning fixture provided by the present invention;
fig. 5 is a structural view of a positioning mechanism in the positioning jig provided by the present invention.
Description of the reference numerals
1-base 2-support plate
3-drilling template 4-backboard
5-support Structure 6-drill bushing
7-shaft sleeve 8-mounting seat
9-positioning mechanism 10-gasket
11-locking nut 12-locking screw
91-wire lever 92-bearing
93-handle 94-lead screw nut
95-chute 96-second crank
97-first crank 98-first crank
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1-5: the invention provides a positioning fixture for drilling on the end face of a support, which comprises a base 1, wherein a back plate 4 is fixed on the base 1, a positioning mechanism 9 is arranged on the back plate 4, a workpiece is placed on the base 1, the workpiece consists of a shaft sleeve 7 and an installation seat 8 fixed on the surface of the shaft sleeve 7, at least part of the end part of the shaft sleeve 7 is sleeved on the positioning mechanism 9, a drilling template 3 arranged along the horizontal direction is fixed on the base 1 through a support plate 2, a drilling sleeve 6 is detachably arranged on the drilling template 3, the installation seat 8 is positioned below the drilling sleeve 6, the positioning fixture further comprises a locking screw 12, two ends of the locking screw 12 are provided with thread structures, one end of the locking screw 12 penetrates through the shaft sleeve 7 and is twisted on the positioning mechanism 9, the other end of the locking screw is twisted with a locking nut 11, a gasket 10 is clamped on the locking screw 12, and the locking nut 11 is twisted to push the gasket 10 to be abutted against the end face of the shaft sleeve 7. In practical use, a workpiece is placed on the base, one end of the workpiece is sleeved on the positioning mechanism, one end of the locking screw penetrates through the shaft sleeve and is twisted on the positioning mechanism, the locking screw and the gasket are used for fastening, the workpiece is prevented from shifting in the machining process, the mounting seat of the workpiece is positioned below the drill bushing, and drilling operation is carried out on the mounting seat of the workpiece through the cooperation of drilling equipment and the drill bushing; the positioning fixture provided by the invention can be used for quickly positioning and clamping the bracket workpiece, and the machining efficiency and effect are improved.
In a preferred embodiment of the present invention, the positioning mechanism 9 includes a positioning column 9 fixed on the back plate 4, the positioning column 9 is a hollow structure, a screw lever 91 is rotatably disposed inside the positioning column 9, a screw nut 94 is sleeved on the screw lever 91, a first crank 97 is connected to the surface of the positioning column 9, a supporting plate 98 is fixed to an end of the first crank 97, a through chute 95 is disposed on the surface of the positioning column 9, one end of a second crank 96 is hinged to the first crank 97, and the other end is hinged to the screw nut 94. In order to fasten the shaft sleeve part of the workpiece on the positioning mechanism, the screw twisting lever can drive the screw nut to move along the horizontal direction, so that the first crank and the second crank drive the supporting plate to move along the radial direction of the positioning column, the positioning column is locked on the positioning column according to the size of an inner hole of an actual shaft sleeve, and the workpiece is prevented from shaking in the machining process.
In a preferred embodiment of the present invention, in order to further lock the shaft sleeve on the positioning post, the first crank 97, the second crank 96, the sliding groove 95 and the supporting plate 98 constitute a supporting assembly, and the number of the supporting assemblies is not less than 3.
In a preferred embodiment of the present invention, in order to further increase the stability of the workpiece during the machining process, a plurality of sets of the supporting components are distributed around the positioning column 9 at equal angles along the circumferential direction.
In a preferred embodiment of the present invention, the support plate 98 has an arc-shaped structure in order to allow the support plate to closely adhere to the inner wall of the bushing.
In a preferred embodiment of the present invention, a rubber pad is bonded to the outer surface of the support plate 98 in order to make the support plate closely fit to the inner wall of the bushing and prevent the support plate from scratching the inner wall of the bushing.
In a preferred embodiment of the present invention, in order to facilitate smooth rotation of the wire lever 91, a bearing 92 is fixed inside the positioning post 9, and the wire lever 91 is at least partially rotatably engaged in the bearing 92.
In a preferred embodiment of the invention, the wire lever 91 extends at least partially through the back plate 4 and is connected to a handle 93 for facilitating twisting of the wire lever.
In a preferred embodiment of the present invention, in order to facilitate the installation and removal of the gasket, the gasket 10 has a circular structure, and the edge of the gasket 10 is recessed inward in the radial direction thereof to form a snap groove.
In a preferred embodiment of the present invention, in order to effectively support the mount for the workpiece, a support structure 5 is fixed to the base 1, and the support structure 5 is in contact with the bottom surface of the mount 8.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. The positioning fixture for drilling the end face of the support is characterized by comprising a base (1), wherein a back plate (4) is fixed on the base (1), a positioning mechanism (9) is arranged on the back plate (4), a workpiece is placed on the base (1), the workpiece consists of a shaft sleeve (7) and a mounting seat (8) fixed on the surface of the shaft sleeve (7), at least part of the end part of the shaft sleeve (7) is sleeved on the positioning mechanism (9), a drilling template (3) arranged along the horizontal direction is fixed on the base (1) through a support plate (2), a drill bushing (6) is detachably arranged on the drilling template (3), the mounting seat (8) is positioned below the drill bushing (6), the positioning fixture further comprises a locking screw rod (12), and thread structures are arranged at two ends of the locking screw rod (12), one end of the locking screw rod (12) penetrates through the shaft sleeve (7) and is twisted on the positioning mechanism (9), the other end of the locking screw rod is twisted with the locking nut (11), the locking screw rod (12) is further clamped with the gasket (10), and the locking nut (11) can enable the locking screw rod to push the gasket (10) to be inconsistent with the end face of the shaft sleeve (7).
2. The positioning fixture for drilling the end face of the support according to claim 1, wherein the positioning mechanism (9) comprises a positioning column (9) fixed on the back plate (4), the positioning column (9) is of a hollow structure, a screw rod lever (91) is rotatably arranged in the positioning column (9), a screw nut (94) is sleeved on the screw rod lever (91), a first crank (97) is connected to the surface of the positioning column (9), a supporting plate (98) is fixed to the end of the first crank (97), a through sliding groove (95) is arranged on the surface of the positioning column (9), one end of a second crank (96) is hinged to the first crank (97), and the other end of the second crank is hinged to the screw nut (94).
3. The positioning fixture for drilling the end face of the bracket according to claim 2, wherein the first crank (97), the second crank (96), the sliding groove (95) and the support plate (98) form support assemblies, and the number of the support assemblies is not less than 3.
4. The positioning fixture for drilling the end face of the bracket according to claim 3, wherein the plurality of groups of supporting assemblies are distributed around the positioning column (9) at equal angles in the circumferential direction.
5. The positioning jig for drilling the end face of the support according to claim 2, characterized in that the support plate (98) has an arc-shaped structure.
6. The positioning fixture for drilling the end face of the bracket as claimed in claim 5, wherein a rubber pad is adhered to the outer surface of the supporting plate (98).
7. The positioning jig for drilling the end face of the bracket as claimed in claim 2, wherein a bearing (92) is fixed in the positioning column (9), and the wire lever (91) is at least partially rotatably clamped in the bearing (92).
8. The positioning jig for drilling the end face of the bracket as claimed in claim 2, wherein the wire lever (91) extends at least partially through the back plate (4) and is connected with a handle (93).
9. The positioning fixture for drilling the end face of the bracket according to claim 1, wherein the gasket (10) is of a circular structure, and the edge of the gasket (10) is recessed inwards along the radial direction thereof to form a clamping groove.
10. The positioning fixture for drilling the end face of the bracket according to claim 1, characterized in that a support structure (5) is fixed on the base (1), and the support structure (5) is in contact with the bottom surface of the mounting seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011347010.4A CN112496408A (en) | 2020-11-26 | 2020-11-26 | Positioning fixture for drilling end face of support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011347010.4A CN112496408A (en) | 2020-11-26 | 2020-11-26 | Positioning fixture for drilling end face of support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112496408A true CN112496408A (en) | 2021-03-16 |
Family
ID=74966176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011347010.4A Pending CN112496408A (en) | 2020-11-26 | 2020-11-26 | Positioning fixture for drilling end face of support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112496408A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201807768U (en) * | 2010-09-09 | 2011-04-27 | 铜陵安然生物科技有限责任公司 | Special drill jig for balance shaft shell |
| CN102896506A (en) * | 2012-09-07 | 2013-01-30 | 苏州市职业大学 | Novel radial hole joint fixture suitable for multi-model number drills |
| CN204603384U (en) * | 2015-04-13 | 2015-09-02 | 西安科技大学 | A kind of clamping tool for machine work of bearing block |
| CN204603855U (en) * | 2015-04-13 | 2015-09-02 | 西安科技大学 | A kind of clamping tool for machine work of support |
| US20150336181A1 (en) * | 2014-05-26 | 2015-11-26 | Snecma | Device and method for localizing a position on a part |
| CN205520538U (en) * | 2016-01-19 | 2016-08-31 | 四川豪特精工装备股份有限公司 | Anchor clamps of articulated formula centre gripping blade tenon |
| CN106077764A (en) * | 2016-07-06 | 2016-11-09 | 哈尔滨理工大学 | A kind of drill jig of bearing block processing |
| CN110961941A (en) * | 2019-12-23 | 2020-04-07 | 中建中新建设工程有限公司 | Self-adaptive pipeline supporting device and automatic centering method of pipeline |
| CN211464924U (en) * | 2019-11-25 | 2020-09-11 | 天津天德减震器有限公司 | Porous jig clamp for valve body machining |
-
2020
- 2020-11-26 CN CN202011347010.4A patent/CN112496408A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201807768U (en) * | 2010-09-09 | 2011-04-27 | 铜陵安然生物科技有限责任公司 | Special drill jig for balance shaft shell |
| CN102896506A (en) * | 2012-09-07 | 2013-01-30 | 苏州市职业大学 | Novel radial hole joint fixture suitable for multi-model number drills |
| US20150336181A1 (en) * | 2014-05-26 | 2015-11-26 | Snecma | Device and method for localizing a position on a part |
| CN204603384U (en) * | 2015-04-13 | 2015-09-02 | 西安科技大学 | A kind of clamping tool for machine work of bearing block |
| CN204603855U (en) * | 2015-04-13 | 2015-09-02 | 西安科技大学 | A kind of clamping tool for machine work of support |
| CN205520538U (en) * | 2016-01-19 | 2016-08-31 | 四川豪特精工装备股份有限公司 | Anchor clamps of articulated formula centre gripping blade tenon |
| CN106077764A (en) * | 2016-07-06 | 2016-11-09 | 哈尔滨理工大学 | A kind of drill jig of bearing block processing |
| CN211464924U (en) * | 2019-11-25 | 2020-09-11 | 天津天德减震器有限公司 | Porous jig clamp for valve body machining |
| CN110961941A (en) * | 2019-12-23 | 2020-04-07 | 中建中新建设工程有限公司 | Self-adaptive pipeline supporting device and automatic centering method of pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210316 |
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| RJ01 | Rejection of invention patent application after publication |