CN109397202B - Connection structure in tool for changing head - Google Patents
Connection structure in tool for changing head Download PDFInfo
- Publication number
- CN109397202B CN109397202B CN201811451483.1A CN201811451483A CN109397202B CN 109397202 B CN109397202 B CN 109397202B CN 201811451483 A CN201811451483 A CN 201811451483A CN 109397202 B CN109397202 B CN 109397202B
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- plates
- clamping
- columns
- power part
- head
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- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a connecting structure in a head changing tool, which comprises: the device comprises a plug-in housing arranged at the connecting end of a power part and a pair of clamping columns arranged at the connecting end of a functional head, wherein a pair of clamping plates are arranged in the plug-in housing, the upper ends of the two clamping plates are respectively hinged with the plug-in housing, a limiting column is respectively arranged at the lower ends of the two clamping plates, a compression spring is also arranged between the lower ends of the two clamping plates, two ends of the compression spring are respectively sleeved on the limiting columns at the corresponding sides, a pressing button is respectively arranged at the outer sides of the middle parts of the two clamping plates, an avoidance through hole for the pressing button to pass through is respectively arranged at the left side and the right side of the plug-in housing, and a stand column is also respectively arranged at the inner sides of the two clamping plates; the inner sides of the outer ends of the two clamping columns are respectively provided with a guide inclined plane, and the inner sides of the two clamping columns are respectively provided with a clamping groove. The connecting structure can enable the functional head and the power part to be quickly and conveniently installed and detached.
Description
Technical Field
The invention relates to the field of household electric tools, in particular to a connecting structure in a head changing tool.
Background
The utility model provides a trade first instrument is a multi-functional electric tool, trade first instrument by power part, function head, and connect fixed connection structure with power part and function head and constitute, power part adopts the output shaft output power on the link generally, the function head adopts the input shaft input power on the link generally, the output shaft of power part and the input shaft of function head adopt spline drive generally, through installing different function heads on power part after, trade first instrument just can realize different functions, the kind of function head has: a swinging saw functional head, a grinding head functional head, a curve saw functional head and the like. The connecting structure in the existing head changing tool is complex, so that the functional head is inconvenient and inconvenient to install and detach.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: it is possible to provide a connection structure in a head changing tool capable of quickly and conveniently mounting and dismounting a functional head.
In order to solve the problems, the invention adopts the following technical scheme: connection structure in the tool of changing the head, its characterized in that: comprising the following steps: the device comprises an inserting shell arranged at the connecting end of a power part and a pair of clamping columns arranged at the connecting end of a functional head, wherein a pair of arched hooping plates are arranged in the inserting shell, the two hooping plates are respectively encircling the left side and the right side of an output shaft of the power part, the upper ends of the two hooping plates are respectively hinged with the inserting shell, the lower ends of the two hooping plates are respectively provided with a limiting column, the two limiting columns are oppositely arranged, a compression spring is also arranged between the lower ends of the two hooping plates, the two ends of the compression spring are respectively sheathed on the limiting columns at the corresponding sides, the outer sides of the middle parts of the two hooping plates are respectively provided with a pressing convex button, the left side and the right side of the inserting shell are respectively provided with an avoidance through hole for the pressing convex button at the corresponding side to pass through, the inner sides of the two hooping plates are respectively provided with a stand column, and the two stand columns are respectively positioned at the left side and the right side of the output shaft of the power part; under the action of the compression spring, the two hoop plates can swing back to back around respective hinge points to be spread, so that the two hoop plates respectively lean against the inserting shell and the two pressing convex buttons are respectively inserted into respective avoiding through holes; the two clamping columns are respectively positioned at the left side and the right side of the input shaft of the functional head, the inner sides of the outer ends of the two clamping columns are respectively provided with a guide inclined plane, the inner sides of the two clamping columns are respectively provided with a clamping groove, when the connecting end of the functional head is inserted into the plug-in housing to enable the input shaft of the functional head to be driven with the output shaft of the power part, the guide inclined planes at the inner sides of the outer ends of the two clamping columns respectively touch with the upright posts at the corresponding sides, and as the two clamping columns continue to be inserted, under the guide limit of the two guide inclined planes, the two hoop plates can swing in opposite directions against the elasticity of the compression spring, so that the two clamping columns can be respectively inserted between the upright posts and the hoop plates at the corresponding sides until the two upright posts are respectively clamped into the clamping grooves at the corresponding sides to enable the two hoop plates to reset, and at the moment, the functional head and the power part are connected and fixed; after overcoming the compression spring elasticity and inwards pressing two press buttons, two hoop boards can swing in opposite directions for two stand can leave the draw-in groove of corresponding side respectively, and function head and power part just can separate mutually this moment.
Further, the connection structure in the tool for changing a head described above, wherein: the two hoop plates are respectively provided with an upper through hole and a lower through hole which are aligned up and down, and the upright post is inserted into the upper through hole and the lower through hole respectively to enable the two ends to be mounted on the hoop plates.
Further, the connection structure in the tool for changing a head described above, wherein: a detachable mounting plate is arranged at the connecting end of the functional head, and two clamping columns are respectively and detachably mounted on the mounting plate.
Further, the connection structure in the tool for changing a head described above, wherein: the outer surfaces of the two pressing buttons are provided with lock patterns.
The invention has the advantages that: the connecting structure in the head changing tool can enable the functional head to be inserted into the plug-in housing to be quickly and conveniently connected and fixed with the power part without other operations; the functional head and the power part can be separated by inwards pressing the press buttons on the left side and the right side, so that the functional head can be conveniently and rapidly disassembled, and the working efficiency of workers can be greatly improved.
Drawings
Fig. 1 is a schematic structural view of a tool for changing a functional head of a swing saw according to the present invention.
FIG. 2 is a schematic view of the structure of section A-A of FIG. 1.
Fig. 3 is a schematic structural view of the functional head shown in fig. 1.
Fig. 4 is a schematic view of the power section shown in fig. 1.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the connection structure in the tool for changing the head includes: the power part comprises an inserting shell 3 arranged at the connecting end of a power part 1 and a pair of clamping columns 4 arranged at the connecting end of a functional head 2, wherein a pair of arched clamping plates 5 are arranged in the inserting shell 3, the two clamping plates 5 are respectively encircling the left side and the right side of an output shaft 11 of the power part, the upper ends of the two clamping plates 5 are respectively hinged with the inserting shell 3, the lower ends of the two clamping plates 5 are respectively provided with a limiting column 51, the two limiting columns 51 are oppositely arranged, a compression spring 52 is further arranged between the lower ends of the two clamping plates 5, two ends of the compression spring 52 are respectively sheathed on the limiting columns 51 at the corresponding sides, a pressing convex button 53 is respectively arranged at the outer sides of the middle parts of the two clamping plates 5, an avoidance through hole 31 for the pressing convex button 53 at the corresponding side to pass through is respectively arranged at the left side and the right side of the inserting shell 3, a stand column 54 is respectively arranged on the inner sides of the two clamping plates 5, and the stand columns 54 are respectively positioned at the left side and the right side of the output shaft 11 of the power part; under the action of the compression springs 52, the two hoop plates 5 swing back to back around respective hinge points to be spread, so that the two hoop plates 5 respectively abut against the insertion housing 3 and the two pressing buttons 53 are respectively inserted into the respective avoiding through holes 31; the two clamping columns 4 are respectively positioned at the left side and the right side of the functional head input shaft 21, the inner sides of the outer ends of the two clamping columns 4 are respectively provided with a guide inclined surface 41, the inner sides of the two clamping columns 4 are respectively provided with a clamping groove 42, when the connecting end of the functional head 2 is inserted into the insertion housing 3 to drive the functional head input shaft 21 and the power part output shaft 11 through the spline, the guide inclined surfaces 41 at the inner sides of the outer ends of the two clamping columns 4 respectively touch the upright posts 54 at the corresponding sides at first, and as the two clamping columns 4 continue to be inserted, under the guide limit of the two guide inclined surfaces 41, the two clamping plates 5 can overcome the elasticity of the compression springs 52 to swing in opposite directions, so that the two clamping columns 4 can be respectively inserted between the upright posts 54 at the corresponding sides and the clamping plates 5 until the two upright posts 54 are respectively clamped into the clamping grooves 42 at the corresponding sides to reset the two clamping plates 5, and at the moment, the functional head 2 and the power part 1 are connected and fixed; after the two pressing buttons 53 are pressed inward against the elastic force of the compression spring 52, the two hoop plates 5 swing toward each other, so that the two posts 54 can separate from the corresponding side of the locking groove 42, and the functional head 2 and the power part 1 can be separated.
In the present embodiment, upper and lower through holes 55, 56 are provided in alignment up and down on both hoop plates 5, and the column 54 is mounted on the hoop plate 5 by being inserted such that both ends are inserted into the upper and lower through holes 55, 56, respectively. A detachable mounting plate 6 is arranged at the connecting end of the functional head 2, two clamping columns 4 are respectively and detachably mounted on the mounting plate 6, in the embodiment, the mounting plate 6 is locked on the functional head 2 through bolts, and the two clamping columns 4 are respectively clamped on the mounting plate 6. A lock pattern is provided on the outer surfaces of both the pressing buttons 53, so that the worker can be reminded to detach the functional head 2 by pressing both the pressing buttons 53.
Claims (4)
1. Connection structure in the tool of changing the head, its characterized in that: comprising the following steps: the device comprises an inserting shell arranged at the connecting end of a power part and a pair of clamping columns arranged at the connecting end of a functional head, wherein a pair of arched hooping plates are arranged in the inserting shell, the two hooping plates are respectively encircling the left side and the right side of an output shaft of the power part, the upper ends of the two hooping plates are respectively hinged with the inserting shell, the lower ends of the two hooping plates are respectively provided with a limiting column, the two limiting columns are oppositely arranged, a compression spring is also arranged between the lower ends of the two hooping plates, the two ends of the compression spring are respectively sheathed on the limiting columns at the corresponding sides, the outer sides of the middle parts of the two hooping plates are respectively provided with a pressing convex button, the left side and the right side of the inserting shell are respectively provided with an avoidance through hole for the pressing convex button at the corresponding side to pass through, the inner sides of the two hooping plates are respectively provided with a stand column, and the two stand columns are respectively positioned at the left side and the right side of the output shaft of the power part; under the action of the compression spring, the two hoop plates can swing back to back around respective hinge points to be spread, so that the two hoop plates respectively lean against the inserting shell and the two pressing convex buttons are respectively inserted into respective avoiding through holes; the two clamping columns are respectively positioned at the left side and the right side of the input shaft of the functional head, the inner sides of the outer ends of the two clamping columns are respectively provided with a guide inclined plane, the inner sides of the two clamping columns are respectively provided with a clamping groove, when the connecting end of the functional head is inserted into the plug-in housing to enable the input shaft of the functional head to be driven with the output shaft of the power part, the guide inclined planes at the inner sides of the outer ends of the two clamping columns respectively touch with the upright posts at the corresponding sides, and as the two clamping columns continue to be inserted, under the guide limit of the two guide inclined planes, the two hoop plates can swing in opposite directions against the elasticity of the compression spring, so that the two clamping columns can be respectively inserted between the upright posts and the hoop plates at the corresponding sides until the two upright posts are respectively clamped into the clamping grooves at the corresponding sides to enable the two hoop plates to reset, and at the moment, the functional head and the power part are connected and fixed; after overcoming the compression spring elasticity and inwards pressing two press buttons, two hoop boards can swing in opposite directions for two stand can leave the draw-in groove of corresponding side respectively, and function head and power part just can separate mutually this moment.
2. The connection structure in a bit changing tool according to claim 1, wherein: the two hoop plates are respectively provided with an upper through hole and a lower through hole which are aligned up and down, and the upright post is inserted into the upper through hole and the lower through hole respectively to enable the two ends to be mounted on the hoop plates.
3. The connection structure in a bit changing tool according to claim 1 or 2, characterized in that: a detachable mounting plate is arranged at the connecting end of the functional head, and two clamping columns are respectively and detachably mounted on the mounting plate.
4. The connection structure in a bit changing tool according to claim 1 or 2, characterized in that: the outer surfaces of the two pressing buttons are provided with lock patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811451483.1A CN109397202B (en) | 2018-11-30 | 2018-11-30 | Connection structure in tool for changing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811451483.1A CN109397202B (en) | 2018-11-30 | 2018-11-30 | Connection structure in tool for changing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109397202A CN109397202A (en) | 2019-03-01 |
| CN109397202B true CN109397202B (en) | 2023-10-20 |
Family
ID=65456536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811451483.1A Active CN109397202B (en) | 2018-11-30 | 2018-11-30 | Connection structure in tool for changing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109397202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454429A (en) * | 2019-09-06 | 2019-11-15 | 格力电器（中山）小家电制造有限公司 | Motor shaft fastening structure, fan and air conditioner |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9804856D0 (en) * | 1997-03-07 | 1998-04-29 | Izumi Prod Co | Compression head for a hydraulic compression tool |
| CN1205665A (en) * | 1995-12-19 | 1999-01-20 | 罗伯特-博希股份公司 | Hand-held electric tool |
| WO1999059756A1 (en) * | 1998-05-15 | 1999-11-25 | Chen, Chung-Chin | A multi-usage electric tool with angle-changeable grip |
| US6393701B1 (en) * | 1997-12-19 | 2002-05-28 | Robert Bosch Gmbh | Manually operated electric machine tool |
| WO2009006845A1 (en) * | 2007-07-12 | 2009-01-15 | Positec Power Tools (Suzhou) Co., Ltd. | Power tool |
| CN202185909U (en) * | 2011-08-25 | 2012-04-11 | 宁波汉浦工具有限公司 | Multi-head electric tool |
| CN206764702U (en) * | 2017-05-10 | 2017-12-19 | 南京汤峰机电有限公司 | A kind of power tool with additional header |
| CN209425378U (en) * | 2018-11-30 | 2019-09-24 | 张家港市创基机械设备制造有限公司 | Change the connection structure in a tool |
-
2018
- 2018-11-30 CN CN201811451483.1A patent/CN109397202B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205665A (en) * | 1995-12-19 | 1999-01-20 | 罗伯特-博希股份公司 | Hand-held electric tool |
| GB9804856D0 (en) * | 1997-03-07 | 1998-04-29 | Izumi Prod Co | Compression head for a hydraulic compression tool |
| US6393701B1 (en) * | 1997-12-19 | 2002-05-28 | Robert Bosch Gmbh | Manually operated electric machine tool |
| WO1999059756A1 (en) * | 1998-05-15 | 1999-11-25 | Chen, Chung-Chin | A multi-usage electric tool with angle-changeable grip |
| WO2009006845A1 (en) * | 2007-07-12 | 2009-01-15 | Positec Power Tools (Suzhou) Co., Ltd. | Power tool |
| CN202185909U (en) * | 2011-08-25 | 2012-04-11 | 宁波汉浦工具有限公司 | Multi-head electric tool |
| CN206764702U (en) * | 2017-05-10 | 2017-12-19 | 南京汤峰机电有限公司 | A kind of power tool with additional header |
| CN209425378U (en) * | 2018-11-30 | 2019-09-24 | 张家港市创基机械设备制造有限公司 | Change the connection structure in a tool |
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| Publication number | Publication date |
|---|---|
| CN109397202A (en) | 2019-03-01 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Connection structure in the head changing tool Granted publication date: 20231020 Pledgee: CITIC Bank Limited by Share Ltd. Suzhou branch Pledgor: Zhangjiagang Chuangji Machinery Manufacturing Co.,Ltd. Registration number: Y2024980029663 |