CN203772639U - Handheld positioning and centering fixture - Google Patents
Handheld positioning and centering fixture Download PDFInfo
- Publication number
- CN203772639U CN203772639U CN201420106173.7U CN201420106173U CN203772639U CN 203772639 U CN203772639 U CN 203772639U CN 201420106173 U CN201420106173 U CN 201420106173U CN 203772639 U CN203772639 U CN 203772639U
- Authority
- CN
- China
- Prior art keywords
- backboard
- screw
- vertical shaft
- positioning support
- positioning
- 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
Links
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a handheld positioning and centering fixture which comprises a pedestal, an adjusting assembly and a positioning assembly, wherein the pedestal comprises a base and a backboard; the adjusting assembly comprises a vertical shaft, a fixing member and a first bracket; the positioning assembly comprises a second bracket and a positioning supporting roller; the base is fixedly connected with the backboard; a guide groove is formed in the backboard; a first screw hole is formed below the guide groove; a through groove is formed in the bottom end of the vertical shaft; the backboard passes through the through groove and is fixedly connected with the vertical shaft through a first screw; the fixing member is arranged on the vertical shaft in a sleeved mode; the upper end of the first bracket is hinged on the fixing member; the lower end of the first bracket is hinged on the guide groove in the backboard; one end of the second bracket is fixedly connected onto the connecting rod; and the other end of the second bracket is fixedly connected with the positioning supporting roller. The handheld positioning and centering fixture can be used for accurately centering and positioning a sample and can adapt to the samples in different sizes, and is simple and convenient to operate.
Description
Technical field
The utility model relates to technical field of measurement and test, particularly a kind of hand-held location centering clamp.
Background technology
In the torture test of metal material axial force, sample holding device requires along y direction smooth transfer cyclic force to sample, so sample assembling right alignment is had high requirements.Required distance between sample holder end is as far as possible little, to avoid causing sample flexing.Clamping device should be guaranteed to reach the right alignment that regulation requires, and sample should be arranged on clamping device center, guarantees can transmit stably in process of the test to stretch and force of compression.
At present, in the torture test of metal material axial force, the shape of cross section of sample divides two kinds, circular and rectangle.For circular cross section sample, its two ends car has screw thread to be connected with clamping disk screw by screw thread, in the situation that guaranteeing sample crudy and clamping disk screw right alignment, to operating personnel's installation, does not have specific (special) requirements can guarantee sample assembling right alignment.And for rectangular cross section sample, generally adopt the clamping of wedge shape grip block, under equal conditions, operating personnel must guarantee that sample two ends are positioned at grip block center, guarantee sample assembling right alignment.
Under existence conditions, do not have specialist tools to help operating personnel and guarantee that rectangular cross section sample two ends are positioned at grip block center, but carry out clamping position by operating personnel's experience.This artificial locator meams is not only not easy to operate, and is prone to the assembling problems such as right alignment is poor, and then affects test findings.
Utility model content
For addressing the above problem, the utility model provides a kind of can carry out accurate centering location to sample, can adapt to the sample of different size and hand-held location centering clamp simple to operation.
A kind of hand-held location centering clamp that the utility model provides comprises:
Pedestal, adjusting part and positioning component;
Described pedestal comprises: base and backboard;
Described adjusting part comprises: vertical shaft, fixed part, the first support;
Described positioning component comprises: the second support, positioning support roller;
Described base and backboard are connected; Described backboard is offered guide groove, and the first screw is offered in guide groove below;
Groove is offered in described vertical shaft bottom; Described backboard is through described groove; The second screw is offered in described vertical shaft bottom; Described vertical shaft and backboard are connected by the first screw;
Described fixed part is enclosed within on described vertical shaft; The upper end of two described the first supports is hinged on the ear end of described fixed part, and the lower end of two described the first supports is hinged on guide groove the right and left of described backboard by connecting link; Described fixed part pan-up drives the upper end pan-up of two described the first supports, the lower end of two the first supports is from two ends, left and right simultaneously to the center slippage of described base, and in slipping, the lower end of two the first supports equates all the time with respect to the distance of described base center.
One end of described the second support is connected on described connecting link, follows the guide groove of backboard described in the lower end edge of described the first support and moves horizontally; The other end described positioning support roller that is connected; Two described positioning support rollers are followed the lower end slippage in the horizontal direction of two described the first supports, and in slipping, two positioning support rollers are equal all the time with respect to the distance of described base center.
As preferably, the side of described base is connected by the second screw and backboard; Described backboard is offered track type guide groove along its length; Described the first screw be centered close to backboard symmetrical in the heart.
As preferably, described vertical shaft is stepped appearance right cylinder, and cross section, top is less than lower section; Described fixed part drops on the ladder table top of described vertical shaft; Described vertical shaft top arranges screw thread;
Described the second screw be centered close to vertical shaft symmetrical in the heart; The groove of described the second screw upright shaft bottom; Described the first screw is connected and fixed described vertical shaft and backboard through described the first screw and the second screw;
Described vertical shaft and backboard are interference fit; The center line of described vertical shaft overlaps with the vertical center line of described backboard.
As preferably, described adjusting part also comprises: elastomeric element and gland;
The lower end of described elastomeric element and described fixed part are connected;
Described gland inside surface coordinates with vertical shaft screw top.
As preferably, described elastomeric element is spring; Described spring housing is on the top of described vertical shaft.
As preferably, one end of described the second support is connected on described connecting link by the 3rd screw; The other end of described the second support arranges the 3rd screw; The bottom of described positioning support roller arranges screw thread, and bottom coordinates described positioning support roller is connected on described the second support with described the 3rd screw.
As preferably, described positioning component also comprises: positioning support roller shell;
Described positioning support roller shell is enclosed within on described positioning support roller, forms revolute pair with described positioning support roller.
The hand-held location centering clamp that the utility model provides guarantees that by the first support, fixed part, vertical shaft and the interaction of backboard guide groove are set two relative base center position of positioning support roller shell equate, accurately centering location; In the process of centering location, operating personnel only need one hand to hold two the first supports, regulate two the first support angles to carry out centering location to sample, and such is simple to operation; Two positioning support rollers are connected in respectively the lower end of two the first supports, two positioning support rollers can be followed lower end horizontal direction slippage in the guide groove of backboard of the first support, therefore the spacing of two positioning support roller shells can regulate, the centering location that can meet different size rectangular cross section sample, makes being of wide application of this hand-held location centering clamp.
Accompanying drawing explanation
Fig. 1 is the front schematic view of the hand-held location centering clamp that provides of the utility model embodiment.
Fig. 2 is the schematic rear view of the hand-held location centering clamp that provides of the utility model embodiment.
Fig. 3 be the utility model embodiment provide hand-held location centering clamp work time wiring layout.
Embodiment
In order to understand the utility model in depth, below in conjunction with drawings and the specific embodiments, the utility model is elaborated.
Referring to attached Fig. 1 and 2, a kind of hand-held location centering clamp that the utility model provides comprises:
Pedestal, adjusting part and positioning component.
Pedestal comprises: base 1 and backboard 15.As preferred embodiment a kind of, described base 1 is U-shaped base.
Adjusting part comprises: vertical shaft 6, fixed part 5, the first support 2.As preferred embodiment a kind of, fixed part 5 is ears sliding sleeve; The first support 2 is Y shaped bracket.
Positioning component comprises: the second support 8, positioning support roller 9, as preferred embodiment a kind of, the second support 8 is Z-shaped support.
U-shaped base 1 is connected with backboard 15; Backboard 15 is offered guide groove, and the first screw is offered in guide groove below.
Groove is offered in vertical shaft 6 bottoms; Backboard 15 is through groove; The second screw is offered in vertical shaft 6 bottoms; Vertical shaft 6 is connected by the first screw 14 with backboard 15.
In the middle of ears sliding sleeve 5, through hole is set, ears sliding sleeve 5 is enclosed within the top of vertical shaft 6, so ears sliding sleeve 5 can slide up and down along the top of vertical shaft 6; The upper end of Y shaped bracket 2 is hinged on the ear end of ears sliding sleeve 5, and ear end is provided with groove, and end face arranges the first through hole, and Y shaped bracket 2 upper ends are circular-arc, and the center of circular arc portion arranges the second through hole; Y shaped bracket 2 upper ends are placed in the groove of ears sliding sleeve 5 ear ends, and by coupling bolt 11 and 5 handing-over of ears sliding sleeve, Y shaped bracket 2 upper ends can be rotated around the ear end of ears sliding sleeve 5 like this; The lower end of Y shaped bracket 2 is hinged on by connecting link 13 on the guide groove of backboard 15, and the lower end of Y shaped bracket 2 can along continuous straight runs slippage in guide groove; The two ends of vertical shaft 6 are symmetrical set two Y shaped brackets 2, when operating personnel hold two Y shaped brackets 2, the upper end of two Y shaped brackets 2 is moved upward, drive ears sliding sleeve 5 to move upward simultaneously, the lower end of two Y shaped brackets 2 is to the central horizontal slippage of guide groove, in the process of slippage, the lower end of two Y shaped brackets 2 is symmetrical with respect to vertical shaft 6 all the time; Guarantee equates with respect to pedestal centre distance all the time with the positioning support roller 9 that the lower end of Y shaped bracket 2 is connected like this.
One end of Z-shaped support 8 is connected on connecting link 13, and the guide groove of following the lower end edge backboard 15 of Y shaped bracket 2 moves horizontally; The other end positioning support roller 9 that is connected; Two positioning support rollers 9 are followed the lower end slippage in the horizontal direction of two Y shaped brackets 2, and in slipping, two positioning support rollers 9 are equal all the time with respect to the distance of U-shaped base 1 center.
As preferably, the side of U-shaped base 1 is connected with backboard 15 by the second screw 12; The second screw 12 has four, is distributed in the left and right sides of side and the position of backboard 15 correspondences of U-shaped base 1; Backboard 15 is offered track type guide groove along its length; The first screw be centered close to backboard 15 symmetrical in the heart.
As preferably, vertical shaft 6 is stepped appearance right cylinder, and cross section, top is less than lower section; Ears sliding sleeve 5 drops on the ladder table top of vertical shaft 6; Vertical shaft 6 tops arrange screw thread.
The second screw be centered close to vertical shaft 6 symmetrical in the heart; The groove of the second screw upright shaft 6 bottoms; The first screw 14 is connected and fixed vertical shaft 6 and backboard 15 through the first screw and the second screw.
Vertical shaft 6 is interference fit with backboard 5; The center line of vertical shaft 6 overlaps with the vertical center line of backboard 15.
Operating personnel's one hand is held two Y shaped brackets 2, hand forces the upper end pan-up of two Y shaped brackets 2 to the component in the acting force vertical direction of two Y shaped brackets 2, the component in level of force direction forces the lower end of two Y shaped brackets 2 from two ends, left and right simultaneously to the 1 center slippage of U-shaped base.
Two positioning support rollers 9 are followed the lower end slippage in the horizontal direction of two Y shaped brackets 2, and in slipping, two positioning support rollers 9 are equal all the time with respect to the distance of U-shaped base 1 center.
As preferably, adjusting part also comprises: elastomeric element 4 and gland 3.
The lower end of elastomeric element 4 and ears sliding sleeve 5 are connected, and elastomeric element can apply an elastic force or pulling force all the time to ears sliding sleeve 5 like this.
Gland 3 inside surfaces coordinate with vertical shaft 6 screw top, and gland 3 can prevent that elastomeric element 4 from stretching out the top of vertical shaft 6, plays spacing effect.
As preferably, elastomeric element 4 is spring; Spring housing is on the top of vertical shaft 6, and spring can be guaranteed Y shaped bracket 2 opened with certain angle under free state, and after operating personnel have operated, unclamps hand, and Y shaped bracket 2 can automatically reset under the acting force of spring.
As preferably, one end of Z-shaped support 8 is connected on connecting link 13 by the 3rd screw 7, and when connecting link 13 is in the guide groove of backboard 15 during slippage, Z-shaped support 8 is followed connecting link 13 along continuous straight runs and moved; The other end of Z-shaped support 8 arranges the 3rd screw; The bottom of positioning support roller 9 arranges screw thread, bottom coordinates positioning support roller 9 is connected on Z-shaped support 8 with the 3rd screw, during Z-shaped support 8 motion, can drive positioning support roller 9 to do same motion, so just can adjust two spacing between positioning support roller 9, make the range of size of measurable sample 17 more extensive.
As preferably, positioning component also comprises: positioning support roller shell 10.
Positioning support roller shell 10 is enclosed within on positioning support roller 9, forms revolute pair with positioning support roller 9, and positioning support roller shell 10 energy relative positionings prop up roller 9 and freely rotate.
The hand-held that introducing in detail the utility model below provides is located principle of work and the mechanism kinematic process of centering clamp:
Referring to accompanying drawing 1～3, first fixture is placed on wedge shape fixture block 16, near sample 17, make sample 17 between positioning support roller shell 10, guarantee that U-shaped base 1 the right and left aligns with wedge shape fixture block 16 both sides; Then operating personnel hold tight Y shaped bracket 2 clamping samples 17, and under adjusting part effect, in positioning support roller shell 10 moving process, base centre distance equates relatively, finally makes sample 17 be fixed on wedge shape fixture block 16 centers; Finally assembled rear operating personnel and unclamped hand, Y shaped bracket 2 automatically resets under the effect of spring.
The hand-held location centering clamp that the utility model provides guarantees that by Y shaped bracket 2, ears sliding sleeve 5, vertical shaft 6 and backboard 15 guide grooves interactions are set two relative U-shaped base 1 center position of positioning support roller shell 10 equate, accurately centering location; In the process of centering location, operating personnel only need one hand to hold two Y shaped brackets 2, regulate two Y shaped bracket 2 angles to carry out centering location to sample 17, and such is simple to operation; Two positioning support rollers 9 are connected in respectively the lower end of two Y shaped brackets 2, two positioning support rollers 9 can be followed lower end horizontal direction slippage in the guide groove of backboard 15 of Y shaped bracket 2, therefore the spacing of two positioning support roller shells 10 can regulate, the centering location that can meet different size rectangular cross section sample 17, makes being of wide application of this hand-held location centering clamp.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. hand-held is located a centering clamp, it is characterized in that:
Comprise: pedestal, adjusting part and positioning component;
Described pedestal comprises: base (1) and backboard (15);
Described adjusting part comprises: vertical shaft (6), fixed part (5), the first support (2);
Described positioning component comprises: the second support (8), positioning support roller (9);
Described base (1) is connected with backboard (15); Described backboard (15) is offered guide groove, and the first screw is offered in guide groove below;
Groove is offered in described vertical shaft (6) bottom; Described backboard (15) is through described groove; The second screw is offered in described vertical shaft (6) bottom; Described vertical shaft (6) is connected by the first screw (14) with backboard (15);
Described fixed part (5) is enclosed within on described vertical shaft (6); The upper end of two described the first supports (2) is hinged on the ear end of described fixed part (5), and the lower end of two described the first supports (2) is hinged on guide groove the right and left of described backboard (15) by connecting link (13); Described fixed part (5) pan-up drives the upper end pan-up of two described the first supports (2), the lower end of two the first supports (2) is from two ends, left and right simultaneously to described base (1) center slippage, and in slipping, the lower end of two the first supports (2) equates all the time with respect to the distance of described base (1) center;
It is upper that one end of described the second support (8) is connected in described connecting link (13), follows the guide groove of backboard (15) described in the lower end edge of described the first support (2) and move horizontally; The other end described positioning support roller (9) that is connected; Two described positioning support rollers (9) are followed the lower end slippage in the horizontal direction of two described the first supports (2), and in slipping, two positioning support rollers (9) equate all the time with respect to the distance of described base (1) center.
2. location according to claim 1 centering clamp, is characterized in that:
The side of described base (1) is connected by the second screw (12) and backboard (15); Described backboard (15) is offered track type guide groove along its length; Described the first screw be centered close to backboard (15) symmetrical in the heart.
3. location according to claim 1 centering clamp, is characterized in that:
Described vertical shaft (6) is stepped appearance right cylinder, and cross section, top is less than lower section; Described fixed part (5) drops on the ladder table top of described vertical shaft (6); Described vertical shaft (6) top arranges screw thread;
Described the second screw be centered close to vertical shaft (6) symmetrical in the heart; The groove of described the second screw upright shaft (6) bottom; Described the first screw (14) is connected and fixed described vertical shaft (6) and backboard (15) through described the first screw and the second screw;
Described vertical shaft (6) is interference fit with backboard (15); The center line of described vertical shaft (6) overlaps with the vertical center line of described backboard (15).
4. location according to claim 1 centering clamp, is characterized in that:
Described adjusting part also comprises: elastomeric element (4) and gland (3);
The lower end of described elastomeric element (4) and described fixed part (5) are connected;
Described gland (3) inside surface coordinates with vertical shaft (6) screw top.
5. location according to claim 4 centering clamp, is characterized in that:
Described elastomeric element (4) is spring; Described spring housing is on the top of described vertical shaft (6).
6. location according to claim 1 centering clamp, is characterized in that:
One end of described the second support (8) is connected on described connecting link (13) by the 3rd screw (7); The other end of described the second support (8) arranges the 3rd screw; The bottom of described positioning support roller (9) arranges screw thread, and bottom coordinates described positioning support roller (9) is connected on described the second support (8) with described the 3rd screw.
7. location according to claim 1 centering clamp, is characterized in that:
Described positioning component also comprises: positioning support roller shell (10);
It is upper that described positioning support roller shell (10) is enclosed within described positioning support roller (9), forms revolute pair with described positioning support roller (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106173.7U CN203772639U (en) | 2014-03-10 | 2014-03-10 | Handheld positioning and centering fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106173.7U CN203772639U (en) | 2014-03-10 | 2014-03-10 | Handheld positioning and centering fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772639U true CN203772639U (en) | 2014-08-13 |
Family
ID=51289817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420106173.7U Expired - Fee Related CN203772639U (en) | 2014-03-10 | 2014-03-10 | Handheld positioning and centering fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772639U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350987A (en) * | 2017-07-06 | 2017-11-17 | 富加宜连接器（东莞）有限公司 | A kind of measuring forming terminal universal fixturing |
| CN108088738A (en) * | 2017-11-29 | 2018-05-29 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of centering clamp for testing machine template test specimen |
| CN109454568A (en) * | 2018-11-26 | 2019-03-12 | 大同新成新材料股份有限公司 | A kind of graphite crucible clamping device and its application method |
| CN110567351A (en) * | 2019-08-30 | 2019-12-13 | 驭势科技（浙江）有限公司 | Vehicle center line calibration device |
-
2014
- 2014-03-10 CN CN201420106173.7U patent/CN203772639U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107350987A (en) * | 2017-07-06 | 2017-11-17 | 富加宜连接器（东莞）有限公司 | A kind of measuring forming terminal universal fixturing |
| CN108088738A (en) * | 2017-11-29 | 2018-05-29 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of centering clamp for testing machine template test specimen |
| CN108088738B (en) * | 2017-11-29 | 2020-08-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Centering clamp for testing machine plate type test piece |
| CN109454568A (en) * | 2018-11-26 | 2019-03-12 | 大同新成新材料股份有限公司 | A kind of graphite crucible clamping device and its application method |
| CN110567351A (en) * | 2019-08-30 | 2019-12-13 | 驭势科技（浙江）有限公司 | Vehicle center line calibration device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203772639U (en) | Handheld positioning and centering fixture | |
| CN205438388U (en) | Magnet equipment pressing fixture | |
| CN104808367A (en) | Detection device of LCMs (liquid crystal modules) | |
| CN207289534U (en) | A kind of adjustable type clamping tool for machine work | |
| CN204397114U (en) | Two flatiron soldering mechanism | |
| CN204480585U (en) | A kind of fully-automated synthesis actual training device | |
| CN103926328B (en) | A kind of ultrasound examination scanning equipment being capable of stable coupling | |
| CN107263140B (en) | A kind of steel pipe processing unit (plant) with lift main shaft | |
| CN105502245A (en) | Micro liquid filling device of micro centrifugal pipe | |
| CN105382787B (en) | Rotary installing mechanism | |
| CN204276978U (en) | Electric hand drill counterbore joins drill tools | |
| CN204366783U (en) | A kind of spring perch | |
| CN204366332U (en) | A kind of apparatus for welding and positioning of switch board housing | |
| CN103101020B (en) | Multi-angle rotation grips workbench | |
| CN206242033U (en) | For planing for pipeline line | |
| CN205061138U (en) | Cable transmission | |
| CN204053547U (en) | Rotate stationary fixture | |
| CN205021470U (en) | Watchcase location carrier | |
| CN209717948U (en) | Automatic segmentation heat-cutting machine | |
| CN210833949U (en) | Pneumatic actuator torque moment testing arrangement | |
| CN207608038U (en) | The special handgrip of cylinder | |
| CN207616078U (en) | Snap spring of transmission shaft neglected loading error-proof detection device | |
| CN103287608B (en) | Adhesive tape enwinding device | |
| CN207656064U (en) | A kind of hand-held guide rail spot-welding equipment | |
| KR200440474Y1 (en) | The teacher's desk capable of position adjustment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170807 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Friendship Avenue, Hubei, Wuhan, No. 999 Patentee before: Wuhan Iron & Steel (Group) Corp. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20190310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |