CN207358619U - A kind of flexible positioning device of dowel-pin modular fixture - Google Patents

A kind of flexible positioning device of dowel-pin modular fixture Download PDF

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Publication number
CN207358619U
CN207358619U CN201721237353.9U CN201721237353U CN207358619U CN 207358619 U CN207358619 U CN 207358619U CN 201721237353 U CN201721237353 U CN 201721237353U CN 207358619 U CN207358619 U CN 207358619U
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CN
China
Prior art keywords
plate
hole
upper location
dowel
positioning device
Prior art date
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Withdrawn - After Issue
Application number
CN201721237353.9U
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Chinese (zh)
Inventor
王标
张西巍
王露
何成琪
梁加刚
卫黎明
宋兴平
许昌庆
陆勇
韩伟
黄新宇
周阳
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Anhui Hualing Automobile Co Ltd
Original Assignee
Anhui Hualing Automobile Co Ltd
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Priority to CN201721237353.9U priority Critical patent/CN207358619U/en
Application granted granted Critical
Publication of CN207358619U publication Critical patent/CN207358619U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of flexible positioning device of dowel-pin modular fixture, including lower positioning plate and the upper location-plate being provided thereon, the upper location-plate is equipped with the positioning pin for being used for being positioned to workpiece, the upper location-plate includes sliding hole equipped with preset length, the lower positioning plate is equipped with fastening thread hole, it is described to slide the screw element for being equipped with hole and coordinating with the fastening thread hole, slide hole described in the upper location-plate warp and realize the position adjustment on the lower positioning plate.Using flexible positioning device provided by the utility model, hole and screw element are slided by being set in upper location-plate, realizes fine setting of the upper location-plate on lower positioning plate, its convenient progress position adjustment simple in structure, and substantial amounts of dedicated positioning device is reduced, reduce cost.

Description

A kind of flexible positioning device of dowel-pin modular fixture
Technical field
Mechanical clamp technical field is the utility model is related to, more specifically to a kind of flexibility of dowel-pin modular fixture Positioner.
Background technology
In mechanical processing industry, in product exemplar development process is done, it is often necessary to which design fixture, positions workpiece Clamp, to meet processing request.
Due to the diversity of product development, for fixture it is also corresponding more complicated and various.In order to save fixture expense With in industry to use built-up jig more.The built-up jig of the hole series structures used at present more.Due to each pitch of holes of hole system fixture all It is that arrangement is arranged by 50mm.Substantially each positioning pin block be installed on a bolt hole, built-up jig generally have base plate, Determine position mechanism, clamp system and Auxiliary support composition.Base plate is that to arrange hole be dowel-pin modular fixture.Designed on base plate Keyway for groove system built-up jig.Detent mechanism is to be assemblied on base plate to be used to position workpiece, and general form is by three Supporting point forms 1 plane, and clamp system is exactly after the completion of workpiece positioning, Workpiece clamping, prevents workpiece being machined During move.
The prior art needs to configure many detent mechanisms, for different products, configures different detent mechanisms.Because hole It is that adjacent holes away from for 50mm, by positioning pin equipment adjustment, can only adjust 50mm, then lead to again built-up jig every time in the plane Cross adjust pad to be finely adjusted, the micro-adjustment ability of adjust pad also only has the scope of 2mm.A full set must thus be prepared, be The detent mechanism of row.
In conclusion how to efficiently solve, detent mechanism fine-tuning capability is low, the adjustment high problem of complexity is positioned to workpiece, It is current those skilled in the art's urgent problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of flexible positioning device of dowel-pin modular fixture, with solution Certainly detent mechanism fine-tuning capability is low, the adjustment high problem of complexity is positioned to workpiece.
In order to achieve the above object, the utility model provides following technical solution:
A kind of flexible positioning device of dowel-pin modular fixture, including lower positioning plate and the upper location-plate that is provided thereon, it is described Upper location-plate is equipped with the positioning pin for being used for being positioned to workpiece, and the upper location-plate includes sliding equipped with preset length Hole, the lower positioning plate is equipped with fastening thread hole, described to slide the screw element for being equipped with hole and coordinating with the fastening thread hole, Hole, which is slided, described in the upper location-plate warp realizes the position adjustment on the lower positioning plate.
Preferably, the lower positioning plate is equipped with multigroup location hole with base plate and coordinates and be arranged in parallel along its length The first location hole group, the distance of multigroup first location hole group for the positioning holes center on the base plate away from half.
Preferably, the hole of sliding is set along the length direction of the upper location-plate, and the preset length for sliding hole is not Less than the distance between multigroup first location hole group, to ensure that it is multigroup described that the maximum adjustment distance of the upper location-plate is equal to Distance between first location hole group.
Preferably, the end wall of the length direction of the upper location-plate is equipped with one group of first limit assembly being oppositely arranged, First limit assembly includes the first support plate being fixedly connected with the lower positioning plate, the default height of first support plate It is threadedly coupled on degree and is useful for first bolt spacing to the movement on the upper location-plate length direction.
Preferably, the end wall of the width of the upper location-plate is equipped with the second limit assembly, described second spacing group Part includes the second support plate being fixedly connected with the lower positioning plate, and the end wall of the upper location-plate is equipped with along its length The first sliding groove of setting, the sliding part coordinated with the sliding slot is installed with second support plate.
Preferably, the sliding part includes the second bolt being connected with second support plate thread, second bolt End be equipped with sliding block.
Preferably, second support plate is installed with the second sliding part, and the lower positioning plate is equipped with to be slided with described second The second sliding slot that moving part coordinates.
Preferably, it is respectively equipped with interval between first limit assembly and second limit assembly and the lower positioning plate Plate.
Preferably, the number of the fastening thread hole is two.
Preferably, the hole of sliding is waist-shaped hole.
The flexible positioning device of dowel-pin modular fixture provided by the utility model, including lower positioning plate and be provided thereon it is upper Positioning plate, upper location-plate are equipped with the positioning pin for being used for being positioned to workpiece, and upper location-plate includes the cunning equipped with preset length Row hole, lower positioning plate are equipped with fastening thread hole, slide the screw element for being equipped with hole and coordinating with fastening thread hole, upper location-plate warp Slide hole and realize the position adjustment on lower positioning plate.
Using flexible positioning device provided by the utility model, hole and screw element are slided by being set in upper location-plate, Realize fine setting of the upper location-plate on lower positioning plate, its convenient progress position adjustment simple in structure, and reduction is substantial amounts of special fixed Position device, reduces cost.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of the flexible positioning device for the dowel-pin modular fixture that the utility model embodiment provides;
Fig. 2 is the overlooking the structure diagram of Fig. 1;
Fig. 3 is the side structure schematic view of Fig. 1;
Fig. 4 is the structure diagram for the upper location-plate that the utility model embodiment provides;
Fig. 5 is the side structure schematic view of Fig. 4;
Fig. 6 is the structure diagram for the lower positioning plate that the utility model embodiment provides;
Fig. 7 is the flexible positioning device and base plate mounting structure schematic diagram that the utility model embodiment provides.
Marked in attached drawing as follows:
Lower positioning plate 1, spacing board 2, the first support plate 3, bolt 4, the first bolt 5, upper location-plate 6, rhombus pin 7, screw thread Part 8, slide hole 9, sliding part 10, the second sliding part 11, the first sliding groove 12, the first location hole group 13, base plate 14.
Embodiment
The utility model embodiment discloses a kind of flexible positioning device of dowel-pin modular fixture, micro- to solve detent mechanism Tune ability is low, the adjustment high problem of complexity is positioned to workpiece.
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.
- Fig. 7 is please referred to Fig.1, Fig. 1 is the flexible positioning device for the dowel-pin modular fixture that the utility model embodiment provides Structure diagram;Fig. 2 is the overlooking the structure diagram of Fig. 1;Fig. 3 is the side structure schematic view of Fig. 1;Fig. 4 is the utility model The structure diagram for the upper location-plate that embodiment provides;Fig. 5 is the side structure schematic view of Fig. 4;Fig. 6 is implemented for the utility model The structure diagram for the lower positioning plate that example provides;Fig. 7 is the flexible positioning device and base plate that the utility model embodiment provides Mounting structure schematic diagram.
In a kind of specific embodiment, the flexible positioning device of dowel-pin modular fixture provided by the utility model, bag Lower positioning plate 1 and the upper location-plate 6 being provided thereon are included, upper location-plate 6 is generally removably fixedly connected with lower positioning plate 1, Such as it is fixed by screw, bolt 4 or other screw elements 8, upper location-plate 6 is equipped with the positioning for being used for being positioned to workpiece Pin, positioning pin are preferably rhombus pin 7, and corresponding upper location-plate 6 is equipped with the threaded hole coordinated with rhombus pin 7, and upper location-plate 6 is wrapped Include and slide hole 9 equipped with preset length, lower positioning plate 1 is equipped with fastening thread hole, slides to be equipped with hole 9 and matches somebody with somebody with fastening thread hole The screw element 8 of conjunction, upper location-plate 6 realize the position adjustment on lower positioning plate 1 through sliding hole 9.When screw element 8 and fastening thread When Kong Wei is screwed, upper location-plate 6 can be slided, after being pre-positioned according to the position of workpiece, be slided by screwing to be located at Screw element 8 in hole 9 is fastened upper location-plate 6 and lower positioning plate 1, is realized position adjustment, is thus set, and can be reduced a large amount of Dedicated positioning device, and the apparatus structure is simply easy to implement.
Coordinate and be arranged in parallel specifically, lower positioning plate 1 is equipped with multigroup location hole with base plate 14 along its length The first location hole group 13, the distance of multigroup first location hole group 13 be positioning holes center on basic plate 14 away from half.
First location hole group 13 generally may include two location holes being oppositely arranged, and multigroup first location hole group 13 is lower fixed The length direction of position plate 1 is arranged in parallel, and the number of the first location hole group 13 can be according to the length and base plate 14 of lower positioning plate 1 On positioning holes center away from setting, the location hole on base plate includes threaded hole and unthreaded hole, and the first location hole group can be installed Positioning pin realizes the fixation with base plate, and the fixation with base plate can be realized with installation bolt, can in actual installation process Voluntarily it is configured according to being actually needed, it is within the protection scope of the present utility model.The length of positioning plate 1 preferably under satisfaction First location hole group 13 of most multigroup number is set on the premise of degree, it can be seen from the above, based on the distance of the first location hole group 13 Positioning holes center on plate 14 away from half, position pitch of holes to ensure that lower positioning plate 1 can carry out base plate 14 along its length The adjustment of half, if the positioning pitch of holes on base plate 14 is 50mm, then the distance between multigroup first location hole group 13 is 25mm, It is more than 25mm when positioning pin needs to adjust relative to the position of base plate 14, can first moves integrally the whole flexible positioning dress of installation Put.In a kind of specific embodiment, lower positioning plate 1 sets the hole of the φ 16H6 of every grade of line-spacing 25mm, this hole can use two φ 16h7 straight pins are positioned with base plate 14, and other holes can use bolt to be fastened on base plate 14 again, and lower positioning plate 1 is to base plate 14 As soon as often moving a hole, its position moves 25mm, again can be stepless relative to being carried out on lower positioning plate 1 plus upper location-plate 6 Mobile 25mm, you can realization device carries out stepless any adjustment in 50mm.
Further, slide hole 9 to set along the length direction of upper location-plate 6, slide the preset length in hole 9 not less than multigroup Distance between first location hole group 13, to ensure that the maximum adjustment distance of upper location-plate 6 is equal between multigroup first location hole group 13 Distance.
The length direction of upper location-plate 6 and the length direction of lower positioning plate 1 are arranged in parallel, by above-described embodiment, it is assumed that The centre-to-centre spacing of the location hole of base plate 14 is 50mm, and the distance of multigroup first location hole group 13 is 25mm, then slides the default of hole 9 Length can be more than 25mm, to ensure that upper location-plate 6 can carry out the adjustment in the range of 0-25mm relative to lower positioning plate 1, it is preferable that The preset length for sliding hole 9 can be 26mm, in other embodiments, can be configured according to actual needs, new in this practicality In the protection domain of type.
On the basis of the various embodiments described above, the end wall of the length direction of upper location-plate 6 is equipped with one group and is oppositely arranged First limit assembly, the first limit assembly include the first support plate 3 for being fixedly connected with lower positioning plate 1, the first support plate 3 it is pre- If it is threadedly coupled in height and is useful for first bolt 5 spacing to the movement on 6 length direction of upper location-plate.
When by sliding hole 9 and screw element 8 to being fixed between upper location-plate 6 and lower positioning plate 1, in order to preferably right It is fastened, and the first limit assembly is set respectively on two end walls of the length direction of upper location-plate 6, with to upper location-plate Mobile carry out on 6 length direction is spacing.First limit assembly includes the first support plate 3, the two is generally preferred to detachably Be fixedly connected, upper location-plate 6 is fixed in length direction by the first bolt 5, correspondingly, being set in the first support plate 3 Have the screw thread coordinated with the first bolt 5, certainly, in other embodiments, may be set to be screw, but screw with it is upper fixed The contact area of position plate 6 is small, and in force, its fastening effect is poor, can be voluntarily configured in practical application, in this reality With in new protection domain.
In one embodiment, the end wall of the width of upper location-plate 6 is equipped with the second limit assembly, second spacing group Part includes the second support plate being fixedly connected with lower positioning plate 1, and the end wall of upper location-plate 6 is equipped with upper setting along its length The first sliding groove 12, the sliding part 10 coordinated with sliding slot is installed with the second support plate.Thus set, with the width to upper location-plate 6 The mobile carry out in degree direction is spacing, and when adjusting the position of upper location-plate 6, upper location-plate 6 is relative to lower positioning plate 1 in width side Upward mobile fixation, only need to be by sliding the movement on the adjustment of hole 9 length direction, and the first sliding groove 12 penetrates through upper location-plate 6 end wall, the sliding part 10 set in the second support plate coordinates with the first sliding groove 12, when upper location-plate 6 is slided, sliding part 10 Position be fixed, upper location-plate 6 is slided along sliding slot, ensures the positioning on its width.Sliding part 10 can have Body is sliding block or other sliding parts 10, can be configured as needed.
Specifically, sliding part 10 includes the second bolt being connected with the second support plate thread, the end of the second bolt is equipped with Sliding block.By the second bolt and be arranged on bolt end sliding block realize with the cooperation of sliding slot, sliding slot is preferably T-slot, can The concrete form of sliding slot and sliding block is voluntarily selected, it is within the protection scope of the present utility model.
Further, the second support plate is installed with the second sliding part 1110, and lower positioning plate 1 is equipped with and the second sliding part 1110 the second sliding slots coordinated.For the ease of setting, the second support plate and lower positioning can also be realized by above-mentioned set-up mode Fixation between plate 1, at the position of adjustment sliding part 10 as needed, can pass through the position of the second sliding part 1110 and the second sliding slot Adjustment is put, and then adjusts position of the sliding part 10 on lower positioning plate 1.Certainly, in other embodiments, screw thread can also be passed through Cooperation between hole and screw element 8 is realized, as long as can ensure that sliding part 10 can realize the positioning to upper location-plate 6.
In one embodiment, it is respectively equipped with spacing board between the first limit assembly and the second limit assembly and lower positioning plate 1 2.In order to which displacement distance is matched with the displacement distance of upper location-plate 6 when ensureing the running fix to upper location-plate 6, setting can be passed through Spacing board 2 ensures orientation distance, and hole can be threaded on spacing board 2 and realizes fixation by screw element 8.
Further, the number of fastening thread hole is two, to realize to the position between upper location-plate 6 and lower positioning plate 1 Positioning, prevents rotation or inconsistent phenomenon.
In one embodiment, it is waist-shaped hole to slide hole 9, it is easy to set and can realize wheel function, in other realities Apply in example, can also select suitably to slide hole 9, as long as identical technique effect can be reached.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (10)

1. a kind of flexible positioning device of dowel-pin modular fixture, it is characterised in that including lower positioning plate (1) and be provided thereon upper Positioning plate (6), the upper location-plate (6) are equipped with the positioning pin for being used for being positioned to workpiece, and the upper location-plate (6) includes Slide hole (9) equipped with preset length, the lower positioning plate (1) is equipped with fastening thread hole, it is described slide be equipped with hole (9) with The screw element (8) that the fastening thread hole coordinates, slides hole (9) described in upper location-plate (6) warp and realizes in the lower positioning Position adjustment on plate (1).
2. the flexible positioning device of dowel-pin modular fixture according to claim 1, it is characterised in that the lower positioning plate (1) the first location hole group (13) that multigroup location hole with base plate (14) coordinates and is arranged in parallel is equipped with along its length, The distance of multigroup first location hole group (13) for the positioning holes center on the base plate (14) away from half.
3. the flexible positioning device of dowel-pin modular fixture according to claim 2, it is characterised in that described to slide hole (9) Set along the length direction of the upper location-plate (6), the preset length for sliding hole (9) is not less than multigroup first positioning Distance between hole group (13), to ensure that the maximum adjustment distance of the upper location-plate (6) is equal to multigroup first location hole group (13) distance between.
4. according to the flexible positioning device of claim 1-3 any one of them dowel-pin modular fixtures, it is characterised in that on described The end wall of the length direction of positioning plate (6) is equipped with one group of first limit assembly being oppositely arranged, the first limit assembly bag Include the first support plate (3) being fixedly connected with the lower positioning plate (1), screw thread in the preset height of first support plate (3) It is connected with and is used for first bolt (5) spacing to the movement on the upper location-plate (6) length direction.
5. the flexible positioning device of dowel-pin modular fixture according to claim 4, it is characterised in that the upper location-plate (6) end wall of width is equipped with the second limit assembly, and second limit assembly includes solid with the lower positioning plate (1) Surely the second support plate connected, the end wall of the upper location-plate (6) are equipped with the upper the first sliding groove (12) set along its length, The sliding part (10) coordinated with the sliding slot is installed with second support plate.
6. the flexible positioning device of dowel-pin modular fixture according to claim 5, it is characterised in that the sliding part (10) Including the second bolt being connected with second support plate thread, the end of second bolt is equipped with sliding block.
7. the flexible positioning device of dowel-pin modular fixture according to claim 6, it is characterised in that second support plate The second sliding part (11) is installed with, the lower positioning plate (1) is equipped with the second sliding slot coordinated with second sliding part (11).
8. the flexible positioning device of dowel-pin modular fixture according to claim 7, it is characterised in that described first spacing group Spacing board (2) is respectively equipped between part and second limit assembly and the lower positioning plate (1).
9. the flexible positioning device of dowel-pin modular fixture according to claim 8, it is characterised in that the fastening thread hole Number be two.
10. the flexible positioning device of dowel-pin modular fixture according to claim 4, it is characterised in that described to slide hole (9) For waist-shaped hole.
CN201721237353.9U 2017-09-25 2017-09-25 A kind of flexible positioning device of dowel-pin modular fixture Withdrawn - After Issue CN207358619U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721237353.9U CN207358619U (en) 2017-09-25 2017-09-25 A kind of flexible positioning device of dowel-pin modular fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721237353.9U CN207358619U (en) 2017-09-25 2017-09-25 A kind of flexible positioning device of dowel-pin modular fixture

Publications (1)

Publication Number Publication Date
CN207358619U true CN207358619U (en) 2018-05-15

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Application Number Title Priority Date Filing Date
CN201721237353.9U Withdrawn - After Issue CN207358619U (en) 2017-09-25 2017-09-25 A kind of flexible positioning device of dowel-pin modular fixture

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107553165A (en) * 2017-09-25 2018-01-09 安徽华菱汽车有限公司 A kind of flexible positioning device of dowel-pin modular fixture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107553165A (en) * 2017-09-25 2018-01-09 安徽华菱汽车有限公司 A kind of flexible positioning device of dowel-pin modular fixture
CN107553165B (en) * 2017-09-25 2024-03-08 安徽华菱汽车有限公司 Flexible positioning device of hole system combined clamp

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