CN204603343U - Can the chuck of automatic spring chuck handle - Google Patents
Can the chuck of automatic spring chuck handle Download PDFInfo
- Publication number
- CN204603343U CN204603343U CN201520224534.2U CN201520224534U CN204603343U CN 204603343 U CN204603343 U CN 204603343U CN 201520224534 U CN201520224534 U CN 201520224534U CN 204603343 U CN204603343 U CN 204603343U
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- CN
- China
- Prior art keywords
- cylindrical cavity
- push rod
- cylindrical
- chuck
- spring
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- 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
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Abstract
The utility model provide a kind of can the chuck of automatic spring chuck handle, main driving mechanism is fixedly installed columniform first cylindrical shell on the top of little tapered tooth, first cylindrical shell upper end is installed with the second cylindrical shell, first cylindrical shell is provided with the first cylindrical cavity, second cylindrical cavity, the bore of the second cylindrical cavity is greater than the bore of the first cylindrical cavity, the bottom of the second cylindrical shell is communicated with the first cylindrical cavity, the bottom of push rod is provided with limited step, the external diameter of limited step is greater than the internal diameter of the first cylindrical cavity and is less than the internal diameter of the second cylindrical cavity, the part of push rod below limited step is connected with the bottom of the first inner barrel by the first spring be sleeved on push rod, the external diameter of this first spring is less than the external diameter of limited step, the length of the part of push rod more than limited step is not less than the height sum of the first cylindrical cavity and square cavity.The utility model can effectively be avoided forgeing because of chuck handle causing security incident on chuck, can improve the safety coefficient of machine tooling.
Description
Technical field
The utility model relates to processing technique field, specifically a kind of can the chuck of automatic spring chuck handle.
Background technology
Chuck is moving radially of the movable jaw be distributed on disk body, and by the machine tool accessories that Workpiece clamping is located, its structure is generally made up of chuck body, movable jaw and claw driving mechanism part.
Existing chuck lacks safety guard, and technical staff, in the process of operation chuck, when often chuck handle can be forgotten on chuck, so very easily causes security incident; In order to avoid the generation of this type of accident, more existing chuck handles devise safety protection structure, but existing chuck lacks safety guard.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provide a kind of can the chuck of automatic spring chuck handle, its structure is simple, can effectively avoid forgeing because of chuck handle causing security incident on chuck, can improve the safety coefficient of machine tooling.
To achieve these goals, the utility model provide a kind of can the chuck of automatic spring chuck handle, comprise chuck body, plane spiral shell dish, push rod, top is installed with the slide block of claw, bottom is provided with the main driving mechanism of little tapered tooth, an accommodation space is provided with in described chuck body, described plane spiral shell dish is positioned at described accommodation space rotationally, the back side of this plane spiral shell dish is provided with auger tooth intermeshing with the little tapered tooth on main driving mechanism, the flat thread matched with slide block bottom surface screw thread is established in its front, described main driving mechanism is arranged in the radial direction of described chuck body cylindroid, the upper surface of described chuck body is provided with more than two gathering sills be oppositely arranged, described slide block is arranged in gathering sill, described main driving mechanism is fixedly installed columniform first cylindrical shell on the top of little tapered tooth, described first cylindrical shell upper end is fixedly installed the second cylindrical shell with square cavity, described first cylindrical shell top is provided with the first cylindrical cavity, its underpart is provided with the second cylindrical cavity be communicated with the first cylindrical cavity, the bore of the second cylindrical cavity is greater than the bore of the first cylindrical cavity, the bottom of described second cylindrical shell is communicated with the first cylindrical cavity, described push rod is successively through the second cylindrical cavity, first cylindrical cavity and square cavity, the length of this push rod is less than the height sum of the first cylindrical shell and the second cylindrical shell, the bottom of described push rod is provided with limited step, the external diameter of described limited step is greater than the internal diameter of the first cylindrical cavity and is less than the internal diameter of the second cylindrical cavity, the part of described push rod below limited step is connected with the bottom of the first inner barrel by the first spring be sleeved on push rod, the external diameter of this first spring is less than the external diameter of limited step, the length of the part of described push rod more than limited step is not less than the height sum in the first cylindrical cavity and square cavity.
In this technical scheme, square cavity space is penetratingly arranged on by making push rod, in first cylindrical cavity space and the second cylindrical cavity space, and make its underpart be provided with limited step, part below limited step is connected with the bottom of the first inner barrel by the first spring, like this at the end of operation chuck, the external force being applied to push rod disappears, first spring can promote push rod and move to the direction away from the first cylindrical shell bottom, and then square cavity space is stretched out in the upper end promoting push rod, so just can promote the chuck handle forgotten on chuck leaves chuck, just ensure that the safety operation of chuck, avoid there occurs of security incident.
Described push rod is set with the second spring at the first cylindrical cavity with upper part, and the external diameter of described second spring is greater than the internal diameter of the first cylindrical cavity, and described push rod is provided with the check ring that external diameter is greater than the external diameter of the second spring above the second spring.
In this technical scheme, by the setting of the second spring, further can guarantee that push rod is when external force disappears, move to the direction away from the first cylindrical shell fast.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of main driving mechanism in the utility model.
In figure: 1, chuck body, 2, plane spiral shell dish, 3, main driving mechanism, 4, slide block, 5, claw, 6, flat thread, 7, gathering sill, the 8, first cylindrical shell, the 9, second cylindrical shell, 10, push rod, 11, limited step, the 12, first spring, 13, check ring, the 14, second spring.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of as shown in Figure 1 to Figure 2 can the chuck of automatic spring chuck handle, comprise chuck body 1, plane spiral shell dish 2, push rod 10, top is installed with the slide block 4 of claw 5, bottom is provided with the main driving mechanism 3 of little tapered tooth, an accommodation space is provided with in described chuck body 1, described plane spiral shell dish 2 is positioned at described accommodation space rotationally, the back side of this plane spiral shell dish 2 is provided with auger tooth intermeshing with the little tapered tooth on main driving mechanism 3, the flat thread 6 matched with slide block 4 bottom surface screw thread is established in its front, described main driving mechanism 3 is arranged in the radial direction of described chuck body 1 cylindroid, the upper surface of described chuck body 1 is provided with more than two gathering sills be oppositely arranged 7, described slide block 4 is arranged in gathering sill 7, described main driving mechanism 3 is fixedly installed columniform first cylindrical shell 8 on the top of little tapered tooth, described first cylindrical shell 8 upper end is fixedly installed the second cylindrical shell 9 with square cavity, described first cylindrical shell 8 top is provided with the first cylindrical cavity, its underpart is provided with the second cylindrical cavity be communicated with the first cylindrical cavity, the bore of the second cylindrical cavity is greater than the bore of the first cylindrical cavity, the bottom of described second cylindrical shell 9 is communicated with the first cylindrical cavity, described push rod 10 is successively through the second cylindrical cavity, first cylindrical cavity and square cavity, the length of this push rod 10 is less than the height sum of the first cylindrical shell 8 and the second cylindrical shell 9, the bottom of described push rod 10 is provided with limited step 11, the external diameter of described limited step 11 is greater than the internal diameter of the first cylindrical cavity and is less than the internal diameter of the second cylindrical cavity, described push rod 10 is connected with the bottom of the first cylindrical shell 8 inside by the first spring 12 be sleeved on push rod 10 in the part of limited step less than 11, the external diameter of this first spring 12 is less than the external diameter of limited step 11, described push rod 10 is not less than the height sum of the first cylindrical cavity and square cavity in the length of the part of limited step more than 11.Square cavity space is penetratingly arranged on by making push rod 10, in first cylindrical cavity space and the second cylindrical cavity space, and make its underpart be provided with limited step 11, be connected with the bottom of the first cylindrical shell 8 inside by the first spring 12 in the part of limited step less than 11, like this at the end of operation chuck, the external force being applied to push rod 10 disappears, first spring 12 can promote push rod 10 and move to the direction away from the first cylindrical shell 8 bottom, and then square cavity space is stretched out in the upper end promoting push rod 10, so just can promote the chuck handle forgotten on chuck leaves chuck, just ensure that the safety operation of chuck, avoid there occurs of security incident.
In order to improve the security system of this chuck, described push rod 10 can be made to be set with the second spring 14 at the first cylindrical cavity with upper part, the external diameter of described second spring 14 is greater than the internal diameter of the first cylindrical cavity, described push rod 10 is provided with the check ring 13 that external diameter is greater than the external diameter of the second spring 14 above the second spring 14, can not only can also ensure that this safety device can play good safe effect when the first spring 12 elastic force reduces like this, simultaneously, can also guarantee that push rod 10 moves to the direction away from the first cylindrical shell 8 fast and in time, further increase safety coefficient.
Claims (2)
1. one kind can the chuck of automatic spring chuck handle, comprise chuck body (1), plane spiral shell dish (2), top is installed with the slide block (4) of claw (5), bottom is provided with the main driving mechanism (3) of little tapered tooth, an accommodation space is provided with in described chuck body (1), described plane spiral shell dish (2) is positioned at described accommodation space rotationally, the back side of this plane spiral shell dish (2) is provided with auger tooth intermeshing with the little tapered tooth on main driving mechanism (3), the flat thread (6) matched with slide block (4) bottom surface screw thread is established in its front, described main driving mechanism (3) is arranged in the radial direction of described chuck body (1) cylindroid, the upper surface of described chuck body (1) is provided with more than two gathering sills be oppositely arranged (7), described slide block (4) is arranged in gathering sill (7), it is characterized in that, also comprise push rod (10), described main driving mechanism (3) is fixedly installed columniform first cylindrical shell (8) on the top of little tapered tooth, described first cylindrical shell (8) upper end is fixedly installed the second cylindrical shell (9) with square cavity, described first cylindrical shell (8) top is provided with the first cylindrical cavity, its underpart is provided with the second cylindrical cavity be communicated with the first cylindrical cavity, the bore of the second cylindrical cavity is greater than the bore of the first cylindrical cavity, the bottom of described second cylindrical shell (9) is communicated with the first cylindrical cavity, described push rod (10) is successively through the second cylindrical cavity, first cylindrical cavity and square cavity, the length of this push rod (10) is less than the height sum of the first cylindrical shell (8) and the second cylindrical shell (9), the bottom of described push rod (10) is provided with limited step (11), the external diameter of described limited step (11) is greater than the internal diameter of the first cylindrical cavity and is less than the internal diameter of the second cylindrical cavity, described push rod (10) is connected with the bottom of the first cylindrical shell (8) inside by the first spring (12) be sleeved on push rod (10) in limited step (11) part below, the external diameter of this first spring (12) is less than the external diameter of limited step (11), the length of the part of described push rod (10) more than limited step (11) is not less than the height sum in the first cylindrical cavity and square cavity.
2. according to claim 1 a kind of can the chuck of automatic spring chuck handle, it is characterized in that, described push rod (10) is set with the second spring (14) at the first cylindrical cavity with upper part, the external diameter of described second spring (14) is greater than the internal diameter of the first cylindrical cavity, and described push rod (10) is provided with the check ring (13) that external diameter is greater than the external diameter of the second spring (14) in the top of the second spring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224534.2U CN204603343U (en) | 2015-04-14 | 2015-04-14 | Can the chuck of automatic spring chuck handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224534.2U CN204603343U (en) | 2015-04-14 | 2015-04-14 | Can the chuck of automatic spring chuck handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204603343U true CN204603343U (en) | 2015-09-02 |
Family
ID=53955930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520224534.2U Expired - Fee Related CN204603343U (en) | 2015-04-14 | 2015-04-14 | Can the chuck of automatic spring chuck handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204603343U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680389A (en) * | 2016-01-15 | 2016-06-15 | 胡小青 | Power connection fitting for overhead line |
| CN109249460A (en) * | 2018-09-21 | 2019-01-22 | 佛山迪骏自动化科技有限公司 | Large-bore plastics tubing disconnecting device |
| CN111761227A (en) * | 2020-06-12 | 2020-10-13 | 佛山市富兰激光科技有限公司 | Coaxial curved surface laser processing equipment |
-
2015
- 2015-04-14 CN CN201520224534.2U patent/CN204603343U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680389A (en) * | 2016-01-15 | 2016-06-15 | 胡小青 | Power connection fitting for overhead line |
| CN109249460A (en) * | 2018-09-21 | 2019-01-22 | 佛山迪骏自动化科技有限公司 | Large-bore plastics tubing disconnecting device |
| CN111761227A (en) * | 2020-06-12 | 2020-10-13 | 佛山市富兰激光科技有限公司 | Coaxial curved surface laser processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20160414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |