CN203696836U - Quick positioning clamping device and clamping tool employing same - Google Patents
Quick positioning clamping device and clamping tool employing same Download PDFInfo
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- CN203696836U CN203696836U CN201420003869.7U CN201420003869U CN203696836U CN 203696836 U CN203696836 U CN 203696836U CN 201420003869 U CN201420003869 U CN 201420003869U CN 203696836 U CN203696836 U CN 203696836U
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- free end
- clamping device
- support rod
- positioning clamping
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- 230000006835 compression Effects 0.000 claims abstract 3
- 238000007906 compression Methods 0.000 claims abstract 3
- 241000397426 Centroberyx lineatus Species 0.000 description 9
- 238000009863 impact test Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000009661 fatigue test Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
一种快速定位夹紧装置，包括底座、第一支撑杆、第二支撑杆，所述第一、第二支撑杆设置于所述底座，还包括连杆机构，所述连杆机构包括两个自由端，分别为第一、第二自由端，所述第一自由端穿设于所述第一支撑杆，所述第一自由端设置有压头；所述第二支撑杆上设置有用于收容所述第二自由端的防松凹槽；所述第二自由端铰接于所述第二支撑杆，所述第二自由端与所述第二支撑杆的铰接点与所述第一自由端的中心线位于同一水平面，所述第二自由端的横截面呈燕尾形，所述第二自由端包括两个呈角度设置的推杆，所述两个推杆之间设置有压缩弹簧。一种夹具，安装有上述快速定位夹紧装置。本实用新型所揭示的快速定位夹紧装置定位更加可靠，不会产生意外失效的情况。
A fast positioning clamping device, including a base, a first support rod, and a second support rod, the first and second support rods are arranged on the base, and a linkage mechanism, the linkage mechanism includes two The free ends are the first and second free ends respectively, the first free end is pierced through the first support rod, and the first free end is provided with a pressure head; the second support rod is provided with a The anti-loosening groove that accommodates the second free end; the second free end is hinged to the second support rod, and the hinge point between the second free end and the second support rod is connected to the first free end The center lines are located on the same horizontal plane, the cross-section of the second free end is dovetail-shaped, the second free end includes two push rods arranged at an angle, and a compression spring is arranged between the two push rods. A clamp is equipped with the above-mentioned quick positioning clamping device. The quick positioning and clamping device disclosed by the utility model is more reliable in positioning and does not cause accidental failure.
Description
Technical field
The utility model relates to clamping device field, relates in particular to a kind of fast positioning clamping device that is applicable to fatigue impact test.
Background technology
In a lot of experimental facilities, such as fatigue impact testing machine, need often to change style piece, at this time, in order to ensure the laborsaving and efficient of experimentation, need one " folder good, folder soon, press from both sides not bad " fixture.Particularly, under impact fatigue testing machine working environment, impact repeatedly tends to cause holding tight device and suddenly lost efficacy, and this is that tight device originally can become flexible inefficacy because repeatedly impacting under concussion.Due to the particularity of style piece size, and the working environment of shock machine itself and the restriction of size, have no idea to utilize some existing general fixtures, so more common vice, chuck, sucker etc. can not be used on the market at home and abroad.
The fixture of existing impact experiment chamber adopts screws clamp, as shown in Figure 1 and Figure 2, comprise clamp base 1, clamp base 1 adopts collimation fixed bolt 2 to be fixed on ground or workbench, in clamp base 1, be provided with workbench 5, workbench 5 is the frame-shaped construction of a hollow, and is penetratingly provided with screw 4 on one of them sidewall of workbench 5.When use, workpiece 3 is positioned over the hollow part of workbench 5, by adjustment screw 4, workpiece 3 is against on the sidewall of the workbench relative with screw 45.But existing this fixture can not be realized clamping fast, and under the effect of huge clamping force, some style piece can deform, and causes experiment adverse influence.
Therefore, in order to ensure that testing Labor-saving high-efficiency ground carries out smoothly, need to design a kind of fast positioning clamping device, with shock adaptive working environment.
Utility model content
The problem that the utility model solves is to provide a kind of fast positioning clamping device, with shock adaptive working environment.
For addressing the above problem, the utility model has disclosed a kind of fast positioning clamping device, comprise base, the first support bar, the second support bar, described the first support bar, the second support bar are arranged at described base, also comprise linkage, described linkage comprises two free ends, is respectively the first free end and the second free end, described the first free end is arranged in described the first support bar, and described the first free end is provided with pressure head; On described the second support bar, be provided with for accommodating described the second free-ended locking groove; Described the second free end is articulated with described the second support bar, the pin joint of described the second free end and described the second support bar and described the first free-ended center line are positioned at same level, described the second free-ended cross section is swallow-tail form, described the second free end comprises that two are the push rod that angle arranges, and are provided with Compress Spring between described two push rods.
Preferably, described linkage comprises mutually hinged first connecting rod, second connecting rod, the third connecting rod of head and the tail successively, the free end of described first connecting rod is arranged in described the first support bar, the free end of described first connecting rod is provided with pressure head, described third connecting rod is articulated with described the second support bar, and described third connecting rod and the pin joint of described the second support bar and the center line of described first connecting rod are positioned at same level.
Preferably, the free-ended cross section of described third connecting rod is swallow-tail form, and described third connecting rod comprises that two are the push rod that angle arranges, and are provided with Compress Spring between described two push rods.
The utility model has also disclosed a kind of fixture, and described fixture is provided with above-mentioned fast positioning clamping device, described fast positioning clamping device by screw fastening on the base of described fixture.
Compared with prior art, the utlity model has following advantage: the fast positioning clamping device that the utility model discloses, utilizing on the basis of dead point principle, realize workpiece is located fast, further, on the second support bar, be provided with locking groove, and the second free-ended cross section of positioning clamping device is designed to swallow-tail form, and be provided with Compress Spring between two push rods that form dovetail, when use, two push rods are contained in to described locking groove, thereby ensure the fast positioning clamping device that the utility model discloses, in impact test, the whole positioning clamping device that the second free end that can effectively avoid linkage causes due to swing loosening, thereby the fast positioning clamping device location that the utility model is disclosed is more reliable, can not produce unexpected situation about losing efficacy.
Brief description of the drawings
Fig. 1 is the top view of fixture in prior art;
Fig. 2 is the front view of fixture in prior art;
Fig. 3 is the front view of fast positioning clamping device in the utility model preferred embodiment;
Fig. 4 is the top view of fast positioning clamping device in the utility model preferred embodiment;
Fig. 5 is structural representation when fast positioning clamping device is installed on fixture in the utility model preferred embodiment;
Fig. 6 is the schematic diagram of fast positioning clamping device in the time of clamped condition not in the utility model preferred embodiment;
Fig. 7 is the schematic diagram of fast positioning clamping device in the time of clamped condition in the utility model preferred embodiment.
Detailed description of the invention
The existing fixture for fatigue impact test, its clamping mode generally adopts screws clamp, and this traditional clamping mode is not only changed poor efficiency, and, under impact fatigue testing machine working environment, impact repeatedly tends to cause holding tight device and suddenly lost efficacy.
In view of the above-mentioned problems in the prior art, need to design a kind of energy quick-clamping and be difficult for the clamping device losing efficacy.
Therefore, the utility model has disclosed a kind of fast positioning clamping device, comprise base, the first support bar, the second support bar, described the first support bar, the second support bar are arranged at described base, also comprise linkage, described linkage comprises two free ends, is respectively the first free end and the second free end, described the first free end is arranged in described the first support bar, and described the first free end is provided with pressure head; On described the second support bar, be provided with for accommodating described the second free-ended locking groove; Described the second free end is articulated with described the second support bar, the pin joint of described the second free end and described the second support bar and described the first free-ended center line are positioned at same level, described the second free-ended cross section is swallow-tail form, described the second free end comprises that two are the push rod that angle arranges, and are provided with Compress Spring between described two push rods.
Preferably, described linkage comprises mutually hinged first connecting rod, second connecting rod, the third connecting rod of head and the tail successively, the free end of described first connecting rod is arranged in described the first support bar, the free end of described first connecting rod is provided with pressure head, described third connecting rod is articulated with described the second support bar, and described third connecting rod and the pin joint of described the second support bar and the center line of described first connecting rod are positioned at same level.
Preferably, the free-ended cross section of described third connecting rod is swallow-tail form, and described third connecting rod comprises that two are the push rod that angle arranges, and are provided with Compress Spring between described two push rods.
The fast positioning clamping device that the utility model discloses, is utilizing on the basis of dead point principle, realizes work is located fast, further, on the second support bar, be provided with locking groove, and the second free-ended cross section of positioning clamping device is designed to swallow-tail form, and be provided with Compress Spring between two push rods that form dovetail, when use, two push rods are contained in to described locking groove, thereby ensure the fast positioning clamping device that the utility model discloses, in impact test, the whole positioning clamping device that the second free end that can effectively avoid linkage causes due to swing loosening, thereby the fast positioning clamping device location that the utility model is disclosed is more reliable, can not produce unexpected situation about losing efficacy.
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is described in detail.
Incorporated by reference to Fig. 3, Fig. 4, the utility model has disclosed a kind of fast positioning clamping device, comprises that base 64, the first support bar 65, the second support bar 66, the first support bars 65, the second support bar 66 are arranged at base 64.The fast positioning clamping device that the utility model discloses, also comprise linkage 60, linkage 60 comprises two free ends, be respectively the first free end 601 and the second free end 602, the first free end 601 is arranged in the first support bar 65, the first free end 601 is provided with pressure head 69, and pressure head 69 is for propping up workpiece 3; On the second support bar 66, be provided with the locking groove 67 for accommodating the second free end 602; The second free end 602 is articulated with the second support bar 66, the pin joint of the second free end 602 and the second support bar 66 and the center line of the first free end 601 are positioned at same level, the cross section of the second free end 602 is swallow-tail form, the second free end 602 comprises that two are the push rod that angle arranges, and are provided with Compress Spring 68 between two push rods.
Particularly, linkage 60 comprises mutually hinged first connecting rod 61, second connecting rod 62, the third connecting rod 63 of head and the tail successively, the free end of first connecting rod 61 is arranged in the first support bar 65, the free end of first connecting rod 61 is provided with pressure head 69, third connecting rod 63 is articulated with the second support bar 66, and the pin joint of third connecting rod 63 and the second support bar 66 and the center line of first connecting rod 61 are positioned at same level.
Further, the free-ended cross section of third connecting rod 63 is swallow-tail form, and third connecting rod 63 comprises that two are the push rod that angle arranges, and are provided with Compress Spring 68 between two push rods.
The utility model has also disclosed a kind of fixture, and fixture is provided with the fast positioning clamping device that the utility model discloses, as shown in Figure 5.Particularly, the fixture that the utility model discloses comprises clamp base 1, is arranged at the workbench 5 in clamp base 1, and workpiece 3 is arranged on workbench 5.The fast positioning clamping device that the utility model discloses by screw fastening in clamp base 1.When use, adopt the pressure head 69 of fast positioning clamping device to prop up a side of workpiece 3, other two sides of workpiece 3 prop up the L shaped limited block 51 of workbench 5, thereby workpiece 3 is located fast.
The fast positioning clamping device that the utility model discloses, as shown in Figure 6, Figure 7, wherein Fig. 6 is that Fig. 7 is in clamped condition in clamped condition not to its schematic diagram.
The using method of the fast positioning clamping device that the utility model discloses, comprises the following steps:
S1: when workpiece 3 is carried out to clamping and positioning, hand-held two push rods, close up and promote push rod downwards;
S2: push rod is horizontal, now, and under the power effect of push rod, the hinge generation transmission of linkage 60, pressure head 69 is pushed ahead, and pressure head 69 props up workpiece 3 and carries out clamping and positioning;
S3: push rod is snapped in to locking groove 67;
S4: when workpiece 3 need to be unclamped, hand-held two push rods, close up and the push rod that moves up, and pressure head 69 moves backward, unclamps workpiece.
The fast positioning clamping device that the utility model discloses, is utilizing on the basis of dead point principle, realizes workpiece 3 is located fast, further, on the second support bar 66, be provided with locking groove 67, and the cross section of the second free end 602 of positioning clamping device is designed to swallow-tail form, and be provided with Compress Spring 68 between two push rods that form dovetail, when use, two push rods are contained in to locking groove 67, thereby ensure the fast positioning clamping device that the utility model discloses, in impact test, the whole positioning clamping device that the second free end 602 that can effectively avoid linkage 60 causes due to swing loosening, thereby the fast positioning clamping device location that the utility model is disclosed is more reliable, can not produce unexpected situation about losing efficacy.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420003869.7U CN203696836U (en) | 2014-01-03 | 2014-01-03 | Quick positioning clamping device and clamping tool employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420003869.7U CN203696836U (en) | 2014-01-03 | 2014-01-03 | Quick positioning clamping device and clamping tool employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203696836U true CN203696836U (en) | 2014-07-09 |
Family
ID=51047334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420003869.7U Expired - Fee Related CN203696836U (en) | 2014-01-03 | 2014-01-03 | Quick positioning clamping device and clamping tool employing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203696836U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330224A (en) * | 2014-10-30 | 2015-02-04 | 芜湖杰诺科技有限公司 | Supporting and clamping device of seal test clamping-unloading integrated machine |
| CN107178093A (en) * | 2017-07-12 | 2017-09-19 | 江苏金贸科技发展有限公司 | A kind of underground pipe gallery cable wire tightening device |
| CN109465763A (en) * | 2018-03-12 | 2019-03-15 | 浙江时通电气制造有限公司 | A four-bar linkage clamping device |
| CN109605331A (en) * | 2018-12-21 | 2019-04-12 | 深圳市优必选科技有限公司 | Bracket fixing structure and robot |
| CN114654596A (en) * | 2022-04-20 | 2022-06-24 | 昆山顺之晟精密机械有限公司 | Gantry type wire rack moving horizontal cutting form |
-
2014
- 2014-01-03 CN CN201420003869.7U patent/CN203696836U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330224A (en) * | 2014-10-30 | 2015-02-04 | 芜湖杰诺科技有限公司 | Supporting and clamping device of seal test clamping-unloading integrated machine |
| CN107178093A (en) * | 2017-07-12 | 2017-09-19 | 江苏金贸科技发展有限公司 | A kind of underground pipe gallery cable wire tightening device |
| CN109465763A (en) * | 2018-03-12 | 2019-03-15 | 浙江时通电气制造有限公司 | A four-bar linkage clamping device |
| CN109465763B (en) * | 2018-03-12 | 2020-06-30 | 浙江八达电子仪表有限公司时通电气分公司 | Four-bar clamping device |
| CN109605331A (en) * | 2018-12-21 | 2019-04-12 | 深圳市优必选科技有限公司 | Bracket fixing structure and robot |
| US11441726B2 (en) | 2018-12-21 | 2022-09-13 | Ubtech Robotics Corp Ltd | Connection assembly and robot having the same |
| CN114654596A (en) * | 2022-04-20 | 2022-06-24 | 昆山顺之晟精密机械有限公司 | Gantry type wire rack moving horizontal cutting form |
| CN114654596B (en) * | 2022-04-20 | 2024-05-17 | 昆山顺之晟精密机械有限公司 | Gantry type wire frame moving horizontal cutting mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170908 Address after: Suzhou City, Jiangsu province 215123 Xiangcheng District Ji Road No. 8 Patentee after: Soochow University Address before: Zhangjiagang mayor Jingyang Road Suzhou City, Jiangsu province 215600 No. 10 Patentee before: Zhangjiagang Institute of Industrial Technologies Soochow University |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20180103 |