CN204248488U - A kind of combined type flexible jig - Google Patents
A kind of combined type flexible jig Download PDFInfo
- Publication number
- CN204248488U CN204248488U CN201420715376.6U CN201420715376U CN204248488U CN 204248488 U CN204248488 U CN 204248488U CN 201420715376 U CN201420715376 U CN 201420715376U CN 204248488 U CN204248488 U CN 204248488U
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- China
- Prior art keywords
- compressor arm
- supports seat
- pressure cap
- rudder
- positioning supports
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Abstract
The utility model discloses a kind of combined type flexible jig, comprise multiple positioning supports seat, positioning supports seat is provided with hold down gag, hold down gag comprises compressor arm, compressor arm is provided with cannelure, compressor arm is divided into linkage section and spacing section by cannelure, linkage section and spacing section are provided with external screw thread, compressor arm is connected with pressure cap, the open at one end of pressure cap, the other end is closed, its opening end has extended internally annular flange flange, the inwall of annular flange flange is provided with internal thread, the spacing section of inner chamber being positioned at pressure cap is also spacing by annular flange flange, spacing section is provided with the spherical portion be convenient to pressure cap and carried out swinging.According to the size and shape of rudder class workpiece, multiple positioning supports seat is arranged in the correct position on platen, regulate the position of hold down gag, location and the clamping of workpiece can be realized, therefore, only a set of fixture need be used just to position the rudder class workpiece of different size and clamp, can effectively save production cost.
Description
Technical field
The utility model belongs to frock clamp field, more specifically, relates to a kind of combined type flexible jig.
Background technology
With reference to Fig. 1 ~ Fig. 3, be the shape of rudder class workpiece, its thickness from top to bottom diminishes gradually, also diminishes gradually from left to right.
Rudder class workpiece has following common structural feature:
A. rudder class whole workpiece profile is right angled triangle, and the angle α excursion of its hypotenuse and horizontal sides, between 0 ~ 1 °, changes less;
B. angle β excursion in inclined-plane, rudder class workpiece both sides is also between 0 ~ 1 °;
C. rudder class maximum thickness of work H excursion is between 30 ~ 80;
D. the size B × L at rudder class Workpiece clamping position is between 120 ~ 90, and its thickness is about 20mm.
Because this kind of rudder class workpiece has multiple gradient, add that to adopt man-hour fixture to be fixed clamping just cumbersome.For obtaining the most rational design, contrast experiment need be carried out by using the material object of different size.Because rudder class workpiece configurations finishing requirements is higher, need to adopt special fixture location.Due to the cycle that fixture exists a design, manufactures, delayed development process, having some to use once in these special fixtures will not re-use simultaneously, causes great waste.Therefore need to develop a kind of flexible jig being applicable to different size rudder class workpiece, shorten the lead time, save development cost.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of combined type flexible jig, can reasonably arrange that multiple positioning supports seat is on the workbench of lathe according to the shape of rudder class workpiece and size, carry out machining to be fixed on workbench by rudder class workpiece.
For achieving the above object, according to an aspect of the present utility model, provide a kind of combined type flexible jig, comprise multiple positioning supports seat, positioning supports seat is provided with the hold down gag of height-adjustable, described hold down gag comprises the compressor arm of height-adjustable, compressor arm is provided with cannelure, compressor arm is divided into linkage section and spacing section by cannelure, linkage section and spacing section are provided with external screw thread, compressor arm is connected with can swing on compressor arm for against pressure cap on the surface of the workpiece, the open at one end of pressure cap, the other end is closed, its opening end has extended internally annular flange flange, the inwall of annular flange flange is provided with the internal thread matched with the external screw thread of spacing section, the spacing section of inner chamber being positioned at pressure cap is also spacing by annular flange flange, the spacing section of end away from one end of cannelure is provided with the spherical portion be convenient to pressure cap and carried out swinging.
Preferably, described compressor arm is threaded on positioning supports seat.
Preferably, described compressor arm is connected on positioning supports seat by gripper shoe and support bar, described support bar is connected on positioning supports seat through gripper shoe rear thread, described compressor arm is threaded on the supporting plate, gripper shoe has also been threaded auxiliary positioning bar, the lower end abutment of auxiliary positioning bar on the top of positioning supports seat, described support bar at auxiliary positioning bar between compressor arm.
Preferably, described compressor arm is through gripper shoe, and compressor arm is provided with stop nut away from one end of pressure cap.
Preferably, described gripper shoe is provided with elongated slot, described support bar passes gripper shoe from elongated slot.
In general, the above technical scheme conceived by the utility model compared with prior art, can obtain following beneficial effect:
1) pressure cap of the present utility model can swing on compressor arm, therefore can swing along with the different inclined-plane on rudder class workpiece, automatically can adapt to the inclined-plane on rudder class workpiece;
2) annular flange flange on pressure cap is screwed to after compressor arm from spacing section of compressor arm, spacing section enters in the inner chamber of pressure cap, pressure cap can not from compressor arm come off and and swing at compressor arm, when therefore clamping and positioning being realized to rudder class workpiece, can the below at a certain position of rudder class workpiece and above a hold down gag is set respectively, by rudder class Workpiece clamping on the inclined-plane that the pressure cap on upper and lower two hold down gags can be against rudder class workpiece firmly after swing; At multiple positions of rudder class workpiece, hold down gag is set respectively, can realizes clamping the location of whole rudder class workpiece;
3) according to the size and shape of rudder class workpiece, multiple positioning supports seat is arranged in the correct position on platen, regulate the position of hold down gag, location and the clamping of workpiece can be realized, therefore, only a set of fixture need be used just to position the rudder class workpiece of different size and clamp, can effectively save production cost.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model centered rudder class workpiece;
Fig. 2 is the D-D revolved sectional view in this Fig. 1;
Fig. 3 is the top view of the utility model centered rudder class workpiece;
Fig. 4 is the structural representation of the utility model when clamping rudder class workpiece on the table;
Fig. 5 is the front view of the utility model when clamping rudder class workpiece on the table;
Fig. 6 is the schematic diagram of hold down gag in the utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
With reference to Fig. 1 ~ Fig. 6, a kind of combined type flexible jig, comprises multiple positioning supports seat 1, positioning supports seat 1 is provided with the hold down gag 2 of height-adjustable.Described hold down gag 2 comprises the compressor arm 3 of height-adjustable, compressor arm 3 is provided with cannelure 31, compressor arm 3 is divided into linkage section 32 and spacing section 33 by cannelure 31, linkage section 32 and spacing section 33 are provided with external screw thread, compressor arm 3 is connected with can swing on compressor arm 3 for against pressure cap 4 on the surface of the workpiece, the open at one end of pressure cap 4, the other end is closed, its opening end has extended internally annular flange flange 41, the inwall of annular flange flange 41 is provided with the internal thread matched with the external screw thread of spacing section 33, annular flange flange 41 stretches in the cannelure 31 of compressor arm 3, be positioned at the inner chamber of pressure cap 4 for spacing section 33 and spacing by annular flange flange 41, spacing section 33 end away from one end of cannelure 31 is provided with the spherical portion 34 be convenient to pressure cap 4 and carried out swinging.
When hold down gag 2 is arranged on the below of rudder class workpiece 10, compressor arm 3 can directly be threaded on positioning supports seat 1, by turning compressor arm 3, then can adjust the height of hold down gag 2.
When hold down gag 2 is arranged on the top of rudder class workpiece 10, compressor arm 3 is connected on positioning supports seat 1 by gripper shoe 5 and support bar 6, and described support bar 6 is connected on positioning supports seat 1 through gripper shoe 5 rear thread.By turning support bar 6, the height of hold down gag 2 can be adjusted.Compressor arm 3 is threaded in gripper shoe 5, and gripper shoe 5 has also been threaded auxiliary positioning bar 7, and auxiliary positioning bar 7 can be assisted and be positioned gripper shoe 5, and gripper shoe 5 is not easy to rock.The lower end abutment of auxiliary positioning bar 7 on the top of positioning supports seat 1, described support bar 6 at auxiliary positioning bar 7 between compressor arm 3.Preferably, described compressor arm 3 is through gripper shoe 5, and compressor arm 3 is provided with stop nut 8 away from one end of pressure cap 4, is shifted to prevent compressor arm 3.Preferably, described gripper shoe 5 is provided with elongated slot 51, described support bar 6 passes gripper shoe 5 from elongated slot 51.The setting of elongated slot 51 is convenient to support bar 6 and is adjusted position, and then is convenient to support bar 6 and is installed on positioning supports seat 1.
Pressure cap 4 on hold down gag 2 above and below rudder class workpiece 10 cooperatively interacts and clamps rudder class workpiece 10, then can clamp rudder class workpiece 10.Arrange more several to hold down gag 2 to clamp rudder class workpiece 10, clamping and the location of rudder class workpiece 10 can be realized.
The requirement of combined type flexible jig demand fulfillment:
A. the main positioning datum of fixture and oriention benchmark should adjust in a big way;
B. for meeting the requirement of rudder class workpiece 10 bevel angle change, improve workpiece support rigidity, inclined-plane at the bottom of workpiece should arrange Adjustable Spherical floating support;
C. clamping element should arrange rationally, convenient operation, reduces manual setting number of times;
D. each for fixture part is made independent assembly, platen is utilized to complete the assembling of fixture, break through the restriction of clamp body, also farthest can meet the positioning and clamping requirement of different rudder class workpiece 10 simultaneously, make the general combined type flexible jig of rudder class workpiece 10 become possibility.
The shape of positioning supports seat 1 and structure can be changeable, in the utility model, divide according to function, then fixture is primarily of following three part compositions:
A. main positioning component 101:
Main positioning component 101 mainly utilizes the retaining part of rudder class workpiece 10 to position, and is also the main clamping point of workpiece simultaneously.Main positioning component 101 comprises positioning supports seat 1 and is arranged on the hold down gag 2 on positioning supports seat 1, and upper and lower two hold down gags 2 are for clamping rudder class workpiece 10.
B. guide-localization assembly 102:
Guide-localization assembly 102 mainly utilizes a face in two vertical planes of rudder class workpiece 10 to carry out guide-localization work.
Guide-localization assembly 102 comprises positioning supports seat 1 and is arranged on two cover hold down gags 2 on positioning supports seat 1, and this two covers hold down gag 2 is positioned at the top of rudder class workpiece 10.
Positioning supports seat 1 comprises guide pad, and guide pad both sides are provided with the locating surface of different length, to meet the requirement of different size rudder class workpiece 10.
C. float support assembly 103:
It comprises positioning supports seat 1 and hold down gag 2, the hold down gag 2 of float support assembly 103 is positioned at the below of rudder class workpiece 10, compressor arm 3 is threaded on supporting seat 1, compressor arm 3 can be followed the change of rudder class workpiece 10 inclined-plane and change, support bar 6 is height adjustable on supporting seat 1, can meet the requirement for height of rudder class workpiece 10.
Several groups of float support assemblies 103 can being set in the below of rudder class workpiece 10 more, clamping for coordinating with the hold down gag 2 above rudder class workpiece 10.
Fixture using method
A. this fixture installed by the workbench by lathe, for main positioning component 101, guide-localization assembly 102 and float support assembly 103 provide the adjustable space of maximum magnitude; Owing to workbench being provided with up-small and down-big T-slot, nut therefore can be adopted to coordinate with T-shaped bolt and fixed on the table by positioning supports seat 1, T-shaped bolt can slide in T-slot, therefore contributes to the position adjusting positioning supports seat 1.
B. main positioning component 101, guide-localization assembly 102 and float support assembly 103 are designed to independently assembly, possess certain adjustability;
C. according to the size of rudder class workpiece 10, positioning supports seat 1 is arranged in correct position on platen, then rudder class workpiece 10 is located, relend and help rudder class workpiece 10 correct position layout float support assembly 103 and clamp assembly on the table, after having arranged, required fixture can be obtained.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a combined type flexible jig, it is characterized in that: comprise multiple positioning supports seat (1), positioning supports seat (1) is provided with the hold down gag (2) of height-adjustable, described hold down gag (2) comprises the compressor arm (3) of height-adjustable, compressor arm (3) is provided with cannelure (31), compressor arm (3) is divided into linkage section (32) and spacing section (33) by cannelure (31), linkage section (32) and spacing section (33) are provided with external screw thread, compressor arm (3) is connected with can compressor arm (3) upper swing for against pressure cap (4) on the surface of the workpiece, the open at one end of pressure cap (4), the other end is closed, its opening end has extended internally annular flange flange (41), the inwall of annular flange flange (41) is provided with the internal thread matched with the external screw thread of spacing section (33), spacing section (33) are positioned at the inner chamber of pressure cap (4) and spacing by annular flange flange (41), spacing section (33) are provided with away from the end of one end of cannelure (31) the spherical portion (34) be convenient to pressure cap (4) and carried out swinging.
2. a kind of combined type flexible jig according to claim 1, is characterized in that: described compressor arm (3) is threaded on positioning supports seat (1).
3. a kind of combined type flexible jig according to claim 1, it is characterized in that: described compressor arm (3) is connected on positioning supports seat (1) by gripper shoe (5) and support bar (6), described support bar (6) is connected on positioning supports seat (1) through gripper shoe (5) rear thread, described compressor arm (3) is threaded in gripper shoe (5), gripper shoe (5) has also been threaded auxiliary positioning bar (7), the lower end abutment of auxiliary positioning bar (7) is on the top of positioning supports seat (1), described support bar (6) is positioned at auxiliary positioning bar (7) and is positioned between compressor arm (3).
4. a kind of combined type flexible jig according to claim 3, it is characterized in that: described compressor arm (3) is through gripper shoe (5), and compressor arm (3) is provided with stop nut (8) away from one end of pressure cap (4).
5. a kind of combined type flexible jig according to claim 3, it is characterized in that: described gripper shoe (5) is provided with elongated slot (51), described support bar (6) passes gripper shoe (5) from elongated slot (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715376.6U CN204248488U (en) | 2014-11-24 | 2014-11-24 | A kind of combined type flexible jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715376.6U CN204248488U (en) | 2014-11-24 | 2014-11-24 | A kind of combined type flexible jig |
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| Publication Number | Publication Date |
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| CN204248488U true CN204248488U (en) | 2015-04-08 |
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| CN201420715376.6U Active CN204248488U (en) | 2014-11-24 | 2014-11-24 | A kind of combined type flexible jig |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271740A (en) * | 2016-08-30 | 2017-01-04 | 北京零壹空间科技有限公司 | The processing tool of rudder and processing method |
| CN106425207A (en) * | 2016-07-14 | 2017-02-22 | 湖北三江航天红阳机电有限公司 | Triangular part welding tool and welding method |
| CN108115437A (en) * | 2016-11-28 | 2018-06-05 | 中核四0四有限公司 | A kind of heterotypic material positioning and clamping device |
| CN108556044A (en) * | 2018-02-28 | 2018-09-21 | 安吉县大志家具制造有限公司 | A kind of drilling clamping device for seat cushions |
-
2014
- 2014-11-24 CN CN201420715376.6U patent/CN204248488U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425207A (en) * | 2016-07-14 | 2017-02-22 | 湖北三江航天红阳机电有限公司 | Triangular part welding tool and welding method |
| CN106425207B (en) * | 2016-07-14 | 2019-07-23 | 湖北三江航天红阳机电有限公司 | A kind of triangle part welding tooling and welding method |
| CN106271740A (en) * | 2016-08-30 | 2017-01-04 | 北京零壹空间科技有限公司 | The processing tool of rudder and processing method |
| CN108115437A (en) * | 2016-11-28 | 2018-06-05 | 中核四0四有限公司 | A kind of heterotypic material positioning and clamping device |
| CN108556044A (en) * | 2018-02-28 | 2018-09-21 | 安吉县大志家具制造有限公司 | A kind of drilling clamping device for seat cushions |
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