CN202659669U - Quick locking mechanism - Google Patents
Quick locking mechanism Download PDFInfo
- Publication number
- CN202659669U CN202659669U CN 201220196744 CN201220196744U CN202659669U CN 202659669 U CN202659669 U CN 202659669U CN 201220196744 CN201220196744 CN 201220196744 CN 201220196744 U CN201220196744 U CN 201220196744U CN 202659669 U CN202659669 U CN 202659669U
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- China
- Prior art keywords
- positioning shaft
- locking ring
- locking
- hole
- guide pillar
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- Expired - Fee Related
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Abstract
The utility model discloses a quick locking mechanism. The locking mechanism comprises a locking mechanism body which is used for pressing an object to be fixed on a base, wherein the locking mechanism body comprises a guide post, a positioning shaft and a locking ring, the locking ring is divided into an upper portion and a lower portion, the lower portion of the locking ring is installed on the base, the diameter of the inner hole of the lower portion of the locking ring is increased downwards from the middle and is in a tapered shape, the object to be fixed is pressed on the base by the upper portion of the locking ring, the positioning shaft is in a stair shape, the locking ring is pressed tightly by an upper stair of the positioning shaft, a stair hole is arranged inside the positioning shaft, steel balls are arranged inside a hole of a lower stair of the positioning shaft, a placing hole is arranged on the lower portion of the positioning shaft, steel balls are placed at two ends of the placing hole, the guide post is divided into a guide post portion, a locking portion and a stopping portion, a spring a is sleeved at the upper end of the guide post portion, the lower end of the guide post portion presses steel balls inside the hole of the lower stair of the positioning shaft tightly, and steel balls tightly press steel balls inside the placing hole to tightly press an inner side tapered surface on the lower portion of the locking ring. By the aid of the mechanism, the problems that during locking and loosening, a traditional locking mechanism is required to be tightened in a plurality of circles, the consumed time is long during usage and the working efficiency is low are solved.
Description
Technical field
The utility model relates to a kind of locking mechanism, relates in particular to a kind of quick-locking mechanism.
Background technique
At present, traditional locking mechanism adopts thread type to connect, and namely fixing between rotary component and fixed component connects with engage thread.Because traditional locking mechanism adopts screw-threaded coupling, locking and unclamping all needs to twist multi-turn, length consuming time in use, inefficiency.
Summary of the invention
For the problem that above-mentioned prior art exists, the utility model purpose is to provide a kind of quick-locking mechanism, and having solved traditional locking mechanism locking and having unclamped all needs to twist multi-turn, length consuming time in use, ineffective problem.
The technical solution of the utility model is: a kind of quick-locking mechanism, comprise fixation is pressed on locking mechanism body on the base, described locking mechanism body comprises from inside to outside the successively guide pillar of suit, positioning shaft and locking ring, described locking ring is divided into the upper and lower of coaxial setting, the locking ring bottom is installed on the base, and the diameter of bore of locking ring bottom begins from the middle part to increase downwards to be taper, locking ring top is passed fixation and fixation is pressed on the base from the top, described positioning shaft be diameter successively decrease step by step from top to bottom step-like, higher level's Step Shaft of positioning shaft compresses the end face on locking ring top, the inside of positioning shaft has through hole, described through hole is from top to bottom descending concentric step hole, in subordinate's step hole of positioning shaft steel ball is housed, the bottom of positioning shaft has putting hole radially, steel ball is placed at the two ends of putting hole, described guide pillar is divided into the guide rod section of the subordinate's step hole that penetrates positioning shaft, higher level's step hole tight lock part that locks and the blocked part that compresses the positioning shaft end face with positioning shaft, the upper end of the guide rod section of guide pillar is set with the spring a that guide pillar is moved upward, spring a is positioned at higher level's step hole of positioning shaft, and the diameter of spring a is greater than the diameter of subordinate's step hole of positioning shaft, the lower end of the guide rod section of guide pillar compresses the interior steel ball of subordinate's step hole of positioning shaft, and the steel ball in this steel ball extruding putting hole is along the inboard conical surface of the radial compaction locking ring bottom of positioning shaft.
As preferably, described guide pillar is provided with spring bolt, and positioning shaft is provided with chute, when compressing the dextrorotation of positioning shaft end face BB1 relative positioning axle in the blocked part of guide pillar and turning 90 degrees, forms Self-locking angle locking between chute and spring bolt.
As preferably, be provided with the spring b that the relative locking ring of positioning shaft is moved upward in the endoporus on described locking ring top, described spring b is sleeved on the positioning shaft.
As preferably, the top of described guide pillar is connected with handwheel.
The beneficial effects of the utility model are: in the utility model when work, first guide pillar is advanced downwards until after guide pillar, positioning shaft, locking ring, fixture compress step by step, the guide pillar dextrorotation is turn 90 degrees, higher level's step hole locking of the tight lock part of guide pillar and positioning shaft, the locking mechanism body utilizes the interior steel ball of the putting hole of positioning shaft to compress the inboard conical surface of locking ring bottom, spacing to positioning shaft, thereby realize the location of whole locking mechanism body, fixation is pressed on the base; When needs are removed locking state, with guide pillar be rotated counterclockwise 90 the degree after loosen, spring a is so that guide pillar moves upward and can not fall, this moment has an effect to the horizontal component of the steel ball in the putting hole so that the steel ball in the putting hole moves to the inside in the locking ring bottom, locking state is removed, spring b until break away from the locking ring bottom fully, then can remove fixation so that positioning shaft also moves upward simultaneously.
Description of drawings
Fig. 1 is locking state structural representation of the present utility model;
Fig. 2 is released state structural representation of the present utility model.
Among the figure: 1, fixation; 2, base; 3, locking ring top; 4, locking ring bottom; 5, positioning shaft; 6, guide pillar; 7, steel ball; 8, spring a; 9, spring bolt; 10, spring b; 11, handwheel.
Embodiment
As a kind of mode of execution of the present utility model, as shown in Figure 1, a kind of quick-locking mechanism, comprise fixation 1 is pressed on locking mechanism body on the base 2, described locking mechanism body comprises from inside to outside the successively guide pillar 6 of suit, positioning shaft 5 and locking ring, described locking ring is divided into the upper and lower of coaxial setting, locking ring bottom 4 is installed on the base 2, and the diameter of bore of locking ring bottom 4 begins from the middle part to increase downwards to be taper, locking ring top 3 is passed fixation 1 and fixation 1 is pressed on the base 2 from the top, it is step-like that described positioning shaft 5 successively decreases from top to bottom step by step for diameter, higher level's Step Shaft of positioning shaft 5 compresses the end face on locking ring top 3, the inside of positioning shaft 5 has through hole, described through hole is from top to bottom descending concentric step hole, in subordinate's step hole of positioning shaft 5 steel ball 7 is housed, the bottom of positioning shaft 5 has putting hole radially, steel ball 7 is placed at the two ends of putting hole, as preferably, be provided with the spring b10 that positioning shaft 5 relative locking rings are moved upward in the endoporus on described locking ring top 3, described spring b10 is sleeved on the positioning shaft 5.Described guide pillar 6 is divided into the guide rod section of the subordinate's step hole that penetrates positioning shaft 5, the tight lock part that locks with higher level's step hole of positioning shaft 5 and the blocked part that compresses positioning shaft 5 end faces, as preferably, the tight lock part of guide pillar 6 is provided with spring bolt 9, higher level's step hole wall of positioning shaft 5 is provided with chute, when compression positioning shaft 5 end face BB1s 6 relative positioning axles 5 dextrorotations of the blocked part of guide pillar 6 turn 90 degrees, 9 of chute and spring bolts formed Self-locking angle locking.The upper end of the guide rod section of guide pillar 6 is set with the spring a8 that guide pillar 6 is moved upward, spring a8 is positioned at higher level's step hole of positioning shaft 5, and the diameter of spring a8 is greater than the diameter of subordinate's step hole of positioning shaft 5, the lower end of the guide rod section of guide pillar 6 compresses the interior steel ball 7 of subordinate's step hole of positioning shaft 5, and the steel ball 7 in these steel ball 7 extruding putting holes is along the inboard conical surface of the radial compaction locking ring bottom 4 of positioning shaft 5.As preferably, the top of described guide pillar 6 is connected with handwheel 11.
During the utility model locking, pressing handwheel 11 dextrorotations turn 90 degrees, the steel ball 7 that guide pillar 6 moves downward in the subordinate's step hole that promotes simultaneously positioning shaft 5 moves down, this moment, this steel ball 7 made it outside motion also for steel ball 7 horizontal thrusts in the following putting hole, until contact with the inboard conical surface of locking ring bottom 4.When guide pillar 6 motion, the spring bolt 9 on the guide pillar 6 also slides in the chute of positioning shaft 5, and chute and 9 formation of spring bolt Self-locking angle, can not slide under without outer active force.Thereby make the steel ball 7 in the putting hole always tightly not contact and can become flexible with locking ring bottom 4, moreover the conical surface of locking ring bottom 4 also can to the downward component of steel ball 7, so that fixation 1 tightly is pressed on the base 2, reach the purpose of locking.
When needs are removed (as shown in Figure 2) to locking state, pin and loosen after handwheel 11 is rotated counterclockwise 90 degree, spring a8 so that guide pillar 6 move upward and can not fall, this moment has an effect to the horizontal component of the steel ball 7 in the putting hole so that the steel ball 7 in the putting hole moves to the inside in locking ring bottom 4, locking state is removed, spring b10 until break away from locking ring bottom 4 fully, then can remove fixation 1 so that positioning shaft 5 also moves upward simultaneously.
Claims (4)
1. quick-locking mechanism, comprise fixation is pressed on locking mechanism body on the base, it is characterized in that: described locking mechanism body comprises from inside to outside the successively guide pillar of suit, positioning shaft and locking ring, described locking ring is divided into the upper and lower of coaxial setting, the locking ring bottom is installed on the base, and the diameter of bore of locking ring bottom begins from the middle part to increase downwards to be taper, locking ring top is passed fixation and fixation is pressed on the base from the top, described positioning shaft be diameter successively decrease step by step from top to bottom step-like, higher level's Step Shaft of positioning shaft compresses the end face on locking ring top, the inside of positioning shaft has through hole, described through hole is from top to bottom descending concentric step hole, in subordinate's step hole of positioning shaft steel ball is housed, the bottom of positioning shaft has putting hole radially, steel ball is placed at the two ends of putting hole, described guide pillar is divided into the guide rod section of the subordinate's step hole that penetrates positioning shaft, higher level's step hole tight lock part that locks and the blocked part that compresses the positioning shaft end face with positioning shaft, the upper end of the guide rod section of guide pillar is set with the spring a that guide pillar is moved upward, spring a is positioned at higher level's step hole of positioning shaft, and the diameter of spring a is greater than the diameter of subordinate's step hole of positioning shaft, the lower end of the guide rod section of guide pillar compresses the interior steel ball of subordinate's step hole of positioning shaft, and the steel ball in this steel ball extruding putting hole is along the inboard conical surface of the radial compaction locking ring bottom of positioning shaft.
2. quick-locking mechanism according to claim 1, it is characterized in that: described guide pillar is provided with spring bolt, positioning shaft is provided with chute, when the compression positioning shaft end face BB1 relative positioning axle dextrorotation of the blocked part of guide pillar turn 90 degrees, forms Self-locking angle locking between chute and spring bolt.
3. quick-locking mechanism according to claim 1 and 2, it is characterized in that: be provided with the spring b that the relative locking ring of positioning shaft is moved upward in the endoporus on described locking ring top, described spring b is sleeved on the positioning shaft.
4. quick-locking mechanism according to claim 3, it is characterized in that: the top of described guide pillar is connected with handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196744 CN202659669U (en) | 2012-05-04 | 2012-05-04 | Quick locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220196744 CN202659669U (en) | 2012-05-04 | 2012-05-04 | Quick locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659669U true CN202659669U (en) | 2013-01-09 |
Family
ID=47454578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220196744 Expired - Fee Related CN202659669U (en) | 2012-05-04 | 2012-05-04 | Quick locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202659669U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114424A (en) * | 2015-09-16 | 2015-12-02 | 航宇救生装备有限公司 | Connecting structure capable of being rapidly mounted and dismounted |
| CN106112995A (en) * | 2016-08-24 | 2016-11-16 | 襄阳新火炬科技有限公司 | A kind of truss robot tooth bar is fixing uses ball lock mechanism |
| CN109605256A (en) * | 2019-01-16 | 2019-04-12 | 沈阳飞机工业（集团）有限公司 | A kind of high-precision spiral positioning clamping device |
| CN110465790A (en) * | 2019-07-31 | 2019-11-19 | 无锡诚石轴承有限公司 | The automatic trap capping machine of bearing takes lid grinding tool |
| CN110587195A (en) * | 2018-06-12 | 2019-12-20 | 财团法人金属工业研究发展中心 | Positioning and locking device |
| CN114209183A (en) * | 2022-01-05 | 2022-03-22 | 慕思健康睡眠股份有限公司 | Bedstead and bed |
| CN114574363A (en) * | 2022-03-16 | 2022-06-03 | 天津理工大学 | Loading device for applying external force action field to collagen in vitro |
-
2012
- 2012-05-04 CN CN 201220196744 patent/CN202659669U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114424A (en) * | 2015-09-16 | 2015-12-02 | 航宇救生装备有限公司 | Connecting structure capable of being rapidly mounted and dismounted |
| CN106112995A (en) * | 2016-08-24 | 2016-11-16 | 襄阳新火炬科技有限公司 | A kind of truss robot tooth bar is fixing uses ball lock mechanism |
| CN110587195A (en) * | 2018-06-12 | 2019-12-20 | 财团法人金属工业研究发展中心 | Positioning and locking device |
| CN110587195B (en) * | 2018-06-12 | 2021-04-20 | 财团法人金属工业研究发展中心 | Positioning and locking device |
| CN109605256A (en) * | 2019-01-16 | 2019-04-12 | 沈阳飞机工业（集团）有限公司 | A kind of high-precision spiral positioning clamping device |
| CN109605256B (en) * | 2019-01-16 | 2024-03-08 | 沈阳飞机工业（集团）有限公司 | High-precision spiral positioning and clamping device |
| CN110465790A (en) * | 2019-07-31 | 2019-11-19 | 无锡诚石轴承有限公司 | The automatic trap capping machine of bearing takes lid grinding tool |
| CN114209183A (en) * | 2022-01-05 | 2022-03-22 | 慕思健康睡眠股份有限公司 | Bedstead and bed |
| CN114209183B (en) * | 2022-01-05 | 2023-08-29 | 慕思健康睡眠股份有限公司 | Bedstead and bed |
| CN114574363A (en) * | 2022-03-16 | 2022-06-03 | 天津理工大学 | Loading device for applying external force action field to collagen in vitro |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20130504 |