CN108789254B - Buckle type chuck - Google Patents
Buckle type chuck Download PDFInfo
- Publication number
- CN108789254B CN108789254B CN201710292305.8A CN201710292305A CN108789254B CN 108789254 B CN108789254 B CN 108789254B CN 201710292305 A CN201710292305 A CN 201710292305A CN 108789254 B CN108789254 B CN 108789254B
- Authority
- CN
- China
- Prior art keywords
- mandrel
- dabber
- sleeve
- button
- external member
- 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.)
- Active
Links
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000000806 elastomer Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0035—Connection means between socket or screwdriver bit and tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B15/00—Screwdrivers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a button chuck, which comprises a mandrel, a sleeve, a button and balls, wherein one end of the mandrel is provided with a non-circular jack matched with the appearance of a screwdriver bit, the side wall of one end of the mandrel is provided with a radial perforation which is communicated with the non-circular jack in a crossing way, the balls can be axially positioned in the radial perforation along the radial perforation, the balls can not fall into the non-circular jack, the sleeve can be sleeved on the outer side of one end of the mandrel in an axial sliding way, the inner side wall of one end of the sleeve is provided with a step-shaped groove with one end with the inner diameter smaller than the inner diameter of the other end, the step-shaped groove is just opposite to the radial perforation position of one end of the mandrel, the button is fixedly arranged on the mandrel, and can drive the sleeve to axially slide along the mandrel.
Description
Technical Field
The invention relates to the technical field of hardware tools, in particular to a buckle type chuck.
Background
The quick-connection chuck for the screwdriver bit is formed by operating the sleeve member to enable the screwdriver bit to axially slide so as to drive the steel balls in the radial perforation of the mandrel to slide, enabling the quick-connection chuck to be in buckling connection with the screwdriver bit inserted into the mandrel to position the screwdriver bit, enabling the steel balls to be separated from the screwdriver bit to release the screwdriver bit, and the quick-connection chuck for the screwdriver bit is inconvenient to use because the quick-connection chuck for the screwdriver bit can be completed only by one hand holding the mandrel and one hand sliding the sleeve member when the operation sleeve member slides.
Disclosure of Invention
In order to overcome the defects, the invention provides the buckle type chuck which is simple in structure and convenient to operate.
The invention adopts the technical scheme for solving the technical problems: the utility model provides a knot formula chuck, includes dabber, external member, button and ball, dabber one end is equipped with the non-circular jack that matches with the bottle opener head appearance, be equipped with a radial perforation that is not circular jack cross-connection on this dabber one end lateral wall, the ball can be along this radial perforation axial slip location in this radial perforation, and the ball can not drop in non-circular jack, the external member can be along the axial slip cover locates dabber one end outside, be equipped with the step recess that one end internal diameter is less than the other end internal diameter on the external member one end inside wall, this step recess just right with the radial perforation position of dabber one end, button fixed mounting is in the dabber, the button can drive the external member along dabber axial slip.
As a further improvement of the invention, the inner side of the other end of the sleeve is provided with an annular groove, the outer side of the mandrel is sleeved with an elastomer, one end of the elastomer is fixedly positioned with the mandrel, and the other end of the elastomer is elastically abutted against the side wall of the other end of the annular groove on the sleeve.
As a further improvement of the invention, the sleeve comprises an outer sleeve and an inner sleeve, wherein the inner sleeve is fixedly inserted into the inner side of the other end of the outer sleeve, the inner sleeve is sleeved on the outer side of the mandrel, and the other end of the elastic body abuts against the surface of one end of the inner sleeve.
As a further improvement of the invention, a raised ring is arranged on the outer side wall of the mandrel, and one end of the elastic body is tightly abutted against the surface of the raised ring.
As a further improvement of the invention, the protruding ring on the outer side wall of the mandrel comprises a first clamping spring and a second clamping spring, an inner concave ring is formed on the outer side wall of the mandrel, the first clamping spring is fixedly clamped in the inner concave ring, the second clamping spring is tightly sleeved on the outer side wall of the mandrel, one end of the second clamping spring is tightly abutted against the surface of the first clamping spring, one end of the elastic body is tightly abutted against the surface of the second clamping spring, and a gap between the second clamping spring and the inner side wall of the sleeve member is smaller than the wall thickness of the elastic body.
As a further improvement of the invention, the button is a spring piece, one end of the spring piece is tightly abutted against the other end of the sleeve piece, and the other end of the spring piece is fixedly positioned on the outer side wall of the mandrel. As a further improvement of the invention, the outer side wall of the mandrel is provided with an inward concave chute extending along the axial direction of the mandrel, the spring piece comprises a bending part, two ends of the bending part are respectively extended with a straight part, the straight part at one end of the spring piece can be inserted into a gap between the inward concave chute and the inner side wall at the other end of the sleeve piece in a sliding way, the bending part of the spring piece is tightly abutted against the end face at the other end of the sleeve piece, and the straight part at the other end of the spring piece is fixed in the inward concave chute of the mandrel.
As a further improvement of the invention, the straight part at the other end of the spring piece is fixed in the concave chute of the mandrel, and the structure is as follows: an elastic sleeve is tightly sleeved on the outer side of the mandrel, and a straight part at the other end of the spring piece is clamped between the elastic sleeve and the bottom surface of the concave chute.
As a further improvement of the invention, the ball is a steel ball, and the opening of the radial perforation on the side wall of one end of the mandrel at the intersection part of the non-circular insertion holes is of a necking structure with the diameter smaller than that of the ball.
As a further improvement of the invention, a magnet is arranged in the non-circular jack at one end of the mandrel, and a non-circular cylinder tail part for matching with the jack of the electric tool is formed at the other end of the mandrel.
The beneficial effects of the invention are as follows: according to the screw driver, the button is arranged on the mandrel, the sleeve is driven to axially slide through the button, when the screw driver head needs to be taken down, the screw driver head can be taken down through tripping by operating the button by a hand holding the mandrel, the screw driver is simple in structure and convenient to operate, one-hand operation can be realized, two-hand operation is avoided, the button adopts a spring piece, assembly is convenient, and the manufacturing cost is low.
Drawings
FIG. 1 is a front view of the structural principle of the present invention;
fig. 2 is a left side view of the present invention.
Detailed Description
Examples: the utility model provides a button chuck, including dabber 10, the external member, button 8 and ball 2, dabber 10 one end is equipped with the non-circular jack that matches with the bottle opener head appearance, be equipped with a pair of radial perforation that crosses the non-circular jack and communicate on this dabber 10 one end lateral wall, ball 2 can be along this radial perforation axial slip location in, and ball 2 can not drop in the non-circular jack, the sleeve that the external member can be along axial slip locates dabber 10 one end outside, be equipped with the step recess that one end internal diameter is less than the other end internal diameter on sleeve one end inside wall, this step recess just right with the radial perforation position of dabber 10 one end, button 8 fixed mounting is on dabber 10, button 8 can drive the external member along dabber 10 axial slip, during the use, through button 8 drive external member along dabber 10 axial slip, and then make the different internal diameter parts of step recess of one end and dabber 10 on radial perforation are just right, when the small one end of step recess and the radial perforation on dabber 10 on the external member just right, step recess bottom surface forces ball 2 to stretch into the non-circular jack of dabber 10 one end and dead inner diameter card head card in the interior, just opposite radial perforation of the big end sleeve member is just right with the radial perforation 10, can be moved out of the radial direction between the annular hole 10 on the end of spindle 10, the invention, the button 8 can be just radial is just increased through the radial perforation, and the axial direction is just easy to the button driver.
An annular groove is formed in the inner side of the other end of the sleeve member, an elastic body 5 is sleeved on the outer side of the mandrel 10, one end of the elastic body 5 is fixedly positioned with the mandrel 10, the other end of the elastic body 5 is elastically abutted against the side wall of the other end of the annular groove on the sleeve member, the elastic body 5 can provide a holding force for the sleeve member, the holding force is right opposite to the radial perforation on the mandrel 10, one end of the sleeve member, which is small in the inner diameter of the stepped groove, is kept, the screw driver head is prevented from being tripped with the ball 2 in the use state, and the use safety is improved.
The sleeve comprises an outer sleeve 1 and an inner sleeve 6, wherein the inner sleeve 6 is fixedly inserted into the inner side of the other end of the outer sleeve 1, the inner sleeve 6 is sleeved on the outer side of a mandrel 10, and the other end of an elastic body 5 abuts against the surface of one end of the inner sleeve 6.
The outer side wall of the mandrel 10 is provided with a convex ring, and one end of the elastic body 5 is tightly abutted against the surface of the convex ring.
The protruding ring on the 10 lateral walls of dabber includes first jump ring 3 and second jump ring 4, be formed with an indent ring on the 10 lateral walls of dabber, in this indent ring was located to first jump ring 3 fixed card, on the 10 lateral walls of dabber was located to the inseparable cover of second jump ring 4, the tight first jump ring 3 surface of support of second jump ring 4 one end, the tight second jump ring 4 surface of support of elastomer 5 one end, the clearance is less than elastomer 5 wall thickness between second jump ring 4 and the external member inside wall, realizes the backstop spacing to second jump ring 4 through first jump ring 3, blocks spacingly to elastomer 5 through second jump ring 4, and second jump ring 4 has improved and has blockked the height, has avoided elastomer 5 to cross and has led to the inefficacy.
The button 8 is a spring piece, one end of the spring piece is tightly abutted against the other end of the sleeve piece, the other end of the spring piece is fixedly positioned on the outer side wall of the mandrel 10, the spring piece is simple in structure, the spring piece is only required to be pressed by hands to deform during operation, except that the spring piece can also be a sliding block type button 8 which elastically slides radially and a sliding block which slides axially, the sliding of the sliding block and the axial movement of the sleeve piece can be realized in a way that the inclined plane is tightly abutted, and the axial driving of the sleeve piece can be realized by the axial toggle type button 8.
The utility model discloses a spring leaf, including dabber 10, be equipped with a indent spout along its axial extension on the lateral wall of dabber 10, the spring leaf includes a flexion, and this flexion both ends extend respectively have a straight portion, and the straight portion of spring leaf one end can be gliding insert locate in the clearance between this indent spout and the external member other end inside wall, on the tight external member other end terminal surface of supporting of flexion of spring leaf, the straight portion of the spring leaf other end is fixed in the indent spout of dabber 10, can drive the external member through the flexion of pressing the spring leaf and slide, and spring leaf and external member and dabber 10 connection simple structure, be convenient for equipment and maintenance.
The structure that the straight part at the other end of the spring piece is fixed in the concave chute of the mandrel 10 is as follows: the elastic sleeve 9 is tightly sleeved on the outer side of the mandrel 10, the straight part at the other end of the spring piece is clamped between the elastic sleeve 9 and the bottom surface of the concave chute, the spring piece positioning structure is simple by adopting the elastic sleeve 9, the assembly, the disassembly and the maintenance are convenient, and in addition, the positioning can be realized by riveting.
The ball 2 is a steel ball, and an opening of the radial perforation on the side wall of one end of the mandrel 10 at the intersection part of the non-circular jack is of a necking structure with the diameter smaller than that of the ball 2, and the inner side of the necking structure is optimally matched with the outer side surface of the steel ball in shape, so that the clamping is avoided.
The magnet 7 is arranged in the non-circular jack at one end of the mandrel 10, the non-circular cylinder tail part matched with the jack of the electric tool is formed at the other end of the mandrel 10, and the magnet 7 can prevent the screwdriver bit from being ejected out when being tripped, such as a hexagonal tail, a quadrangular tail and the like, so that the screwdriver bit is convenient to be connected with the electric tool.
Claims (8)
1. A clip head, characterized in that: including dabber (10), external member, button (8) and ball (2), dabber one end is equipped with the noncircular jack that matches with the bottle opener head appearance, be equipped with a radial perforation that is not the cross-connection of circular jack on this dabber one end lateral wall, the ball can be along this radial perforation axial slip location in this radial perforation, and the ball can not drop in noncircular jack, the external member can be along the axial slip cover locate dabber one end outside, be equipped with the step recess that one end internal diameter is less than the other end internal diameter on the external member one end inside wall, this step recess just right with the radial perforation position of dabber one end, button fixed mounting is on the dabber, the button can drive the external member and follow dabber axial slip, the button is the spring leaf, spring leaf one end is tightly supported the external member other end, the spring leaf other end is fixed to be located on the dabber lateral wall, be equipped with a indent spout that extends along its axial on the dabber lateral wall, this flexion both ends are extended respectively have a flat portion, the flat portion of one end can gliding plug into the clearance between this indent spout and the external member other end inside wall, the other end terminal surface, on the other end terminal surface is tightly supported on the external member terminal surface, the other end is fixed on the indent of the spring leaf.
2. The button chuck as in claim 1, wherein: an annular groove is formed in the inner side of the other end of the sleeve member, an elastic body (5) is sleeved on the outer side of the mandrel, one end of the elastic body is fixedly positioned with the mandrel, and the other end of the elastic body is elastically abutted against the side wall of the other end of the annular groove on the sleeve member.
3. The button chuck as in claim 2, wherein: the sleeve comprises an outer sleeve (1) and an inner sleeve (6), wherein the inner sleeve is fixedly inserted into the inner side of the other end of the outer sleeve, the inner sleeve is sleeved on the outer side of the mandrel, and the other end of the elastic body abuts against the surface of one end of the inner sleeve.
4. The button chuck as in claim 2, wherein: the outer side wall of the mandrel is provided with a raised ring, and one end of the elastic body is tightly abutted against the surface of the raised ring.
5. The button chuck as in claim 4, wherein: the protruding ring on the dabber lateral wall includes first jump ring (3) and second jump ring (4), be formed with an indent ring on the dabber lateral wall, first jump ring fixed clip locates in this indent ring, and second jump ring closely overlaps on locating the dabber lateral wall, and first jump ring surface is tightly supported to second jump ring one end, and the second jump ring surface is tightly supported to elastomer one end, the clearance is less than the elastomer wall thickness between second jump ring and the external member inside wall.
6. The button chuck as in claim 1, wherein: the straight part at the other end of the spring piece is fixed in the concave chute of the mandrel, and the structure is as follows: an elastic sleeve (9) is tightly sleeved on the outer side of the mandrel, and a straight part at the other end of the spring piece is clamped between the elastic sleeve and the bottom surface of the concave chute.
7. The button chuck as in claim 1, wherein: the ball is the steel ball, and radial perforation is in the opening of noncircular jack intersection portion on dabber one end lateral wall for the diameter is less than the necking structure of ball.
8. The button chuck as in claim 1, wherein: a magnet (7) is arranged in a non-circular jack at one end of the mandrel, and a non-circular cylinder tail part matched with the jack of the electric tool is formed at the other end of the mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292305.8A CN108789254B (en) | 2017-04-28 | 2017-04-28 | Buckle type chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292305.8A CN108789254B (en) | 2017-04-28 | 2017-04-28 | Buckle type chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108789254A CN108789254A (en) | 2018-11-13 |
| CN108789254B true CN108789254B (en) | 2024-04-12 |
Family
ID=64070584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710292305.8A Active CN108789254B (en) | 2017-04-28 | 2017-04-28 | Buckle type chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108789254B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571361A (en) * | 2020-12-21 | 2021-03-30 | 王翔 | Screw drapes over one's shoulders head self-lock device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905453A (en) * | 2009-10-15 | 2010-12-08 | 昆山义成工具有限公司 | Multipurpose quick chuck |
| CN202344472U (en) * | 2011-09-29 | 2012-07-25 | 孟继芬 | Quick-release screwdriver head device |
| TWM451215U (en) * | 2012-12-06 | 2013-04-21 | Mijy Land Ind Co Ltd | Improved linking shaft of automatic screwdriver |
| CN206764641U (en) * | 2017-04-28 | 2017-12-19 | 昆山义成工具有限公司 | Button chuck |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050116429A1 (en) * | 2003-12-01 | 2005-06-02 | Sheng-Ming Chang | Fast and convenient operation structure of a screwdriver head socket |
-
2017
- 2017-04-28 CN CN201710292305.8A patent/CN108789254B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905453A (en) * | 2009-10-15 | 2010-12-08 | 昆山义成工具有限公司 | Multipurpose quick chuck |
| CN202344472U (en) * | 2011-09-29 | 2012-07-25 | 孟继芬 | Quick-release screwdriver head device |
| TWM451215U (en) * | 2012-12-06 | 2013-04-21 | Mijy Land Ind Co Ltd | Improved linking shaft of automatic screwdriver |
| CN206764641U (en) * | 2017-04-28 | 2017-12-19 | 昆山义成工具有限公司 | Button chuck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108789254A (en) | 2018-11-13 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240305 Address after: No. 40 Kaifa Avenue, Economic and Technological Development Zone, Hai'an City, Nantong City, Jiangsu Province, 226600 Applicant after: Meishiman tools (Hai'an) Co.,Ltd. Country or region after: China Address before: No.10, xiongzhuang Road, Kunshan City, Suzhou City, Jiangsu Province 215301 Applicant before: KUNSHAN YICHENG TOOLS Co.,Ltd. Country or region before: China |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |