CN110788606A - Sleeve quick-change mechanism - Google Patents
Sleeve quick-change mechanism Download PDFInfo
- Publication number
- CN110788606A CN110788606A CN201911034567.XA CN201911034567A CN110788606A CN 110788606 A CN110788606 A CN 110788606A CN 201911034567 A CN201911034567 A CN 201911034567A CN 110788606 A CN110788606 A CN 110788606A
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- China
- Prior art keywords
- sleeve
- sliding sleeve
- hole
- middle shaft
- quick
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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.)
- Pending
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a sleeve quick-change mechanism which comprises a base and a supporting seat of a C-shaped structure, wherein the lower end of the supporting seat is fixed on the base, a through hole is formed in the upper end of the supporting seat, a clamping device penetrates through the through hole, a groove suitable for coaxially placing a driving head is formed in the clamping device, and the clamping device comprises a middle shaft and a sliding sleeve; a through hole is formed in the middle shaft, and a steel ball is arranged in the through hole; the sliding sleeve comprises a vertical structure and a wedge structure, the sliding sleeve is slidably sleeved outside the center shaft, and the steel ball in the through hole is in contact with the inner wall of the sliding sleeve. The driving head is clamped and released by the transverse displacement of the steel ball in the through hole of the middle shaft according to the structure of the sliding sleeve; the invention aims to position a middle shaft and a driving head through steel balls, and the middle shaft and the driving head can be automatically replaced when a sleeve needs to be replaced in robot tightening equipment, so that the degree of automation is greatly improved, and the flexible collineation of different machine types at a tightening station is realized.
Description
Technical Field
The invention relates to the technical field of mechanical equipment assembly, in particular to a quick-change structure for a bolt sleeve.
Background
When assembling an engine and a gearbox, the robot is often used to screw bolts on products due to the flexible requirements, and due to the diversified requirements of the products, when the bolts of different products are often screwed on the same station, the specifications of the bolts are different from each other, and sleeves for screwing the bolts need to be replaced.
At present, the sleeve replacement of the traditional robot tightening equipment is usually completed manually. Not only wasting manpower but also having low efficiency. With the diversification of customer products and the requirement of high efficiency and reliability, the manual replacement of sleeves cannot keep pace with the automation.
Disclosure of Invention
The invention aims to provide a mechanism capable of quickly and automatically replacing a sleeve.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sleeve quick-change mechanism comprises a base and a supporting seat of a C-shaped structure, wherein the lower end of the supporting seat is fixed on the base, a through hole is formed in the upper end of the supporting seat, a clamping device penetrates through the through hole, a groove suitable for coaxially placing a driving head is formed in the clamping device, and the clamping device comprises a middle shaft and a sliding sleeve; a through hole is formed in the middle shaft, and a steel ball is arranged in the through hole; the sliding sleeve comprises a vertical structure and a wedge structure, the sliding sleeve is slidably sleeved outside the center shaft, and the steel ball in the through hole is in contact with the inner wall of the sliding sleeve.
Preferably, a compressible spring is arranged between the top of the middle shaft and the sliding sleeve.
Preferably, a waist-shaped groove is formed in the middle shaft; the sliding sleeve is provided with a limiting screw, one end of the limiting screw is connected with the sliding sleeve, the other end of the limiting screw is arranged in the waist-shaped groove of the center shaft, and the sliding sleeve slides on the center shaft and is limited by the limiting screw.
Preferably, a stop sleeve is sleeved in a through hole in the upper end of the supporting seat in a penetrating manner, and the stop sleeve is connected with the middle shaft through a sliding sleeve.
Preferably, the stop sleeve is provided with a groove for robot gripping.
Preferably, one side of the supporting seat is provided with a positioning device fixed on the base, and the positioning device is used for clamping the driving head.
Preferably, the positioning device comprises a clamping cylinder and a pushing cylinder, the upper end of the pushing cylinder is connected with the clamping cylinder, one end of the clamping cylinder is connected with a clamping jaw, and the clamping jaw is used for clamping the driving head.
Preferably, a positioning bolt is arranged between the pushing cylinder and the supporting seat, the positioning bolt is fixed on one side of the pushing cylinder through a support, and the positioning bolt is used for limiting the sleeve below the driving head.
The driving head is clamped and released by the transverse displacement of the steel ball in the through hole of the middle shaft according to the structure of the sliding sleeve; the invention aims to position a middle shaft and a driving head through steel balls, can be automatically replaced when a sleeve needs to be replaced in robot tightening equipment, greatly improves the automation degree, has the characteristics of simple and reliable structure and quick replacement, and realizes the flexible collineation of different machine types at tightening stations.
Drawings
Fig. 1 is a schematic perspective view of a quick-change mechanism for a sleeve according to the present invention;
fig. 2 is a left structural section view of a quick-change sleeve mechanism provided by the invention;
FIG. 3 is an enlarged view of a portion of the structure of FIG. 2;
fig. 4 is a schematic structural diagram of a driving head of a quick sleeve changing mechanism provided by the invention;
fig. 5 shows a robot tightening apparatus according to the related art.
Reference numbers in the figures:
1. a middle shaft; 2. a spring; 3. a sliding sleeve; 4. a steel ball; 5. a stop sleeve; 6. a drive head; 7. a clamping cylinder; 8. a push-pull cylinder; 9. a limiting screw; 10. a sleeve; 11. positioning the bolt; 12. a supporting seat; 13. a base.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1 to 5, the quick sleeve-changing mechanism provided by the present invention comprises a base 13, a support seat 12 with a C-shaped structure, a stop sleeve 5, a middle shaft 1 and a sliding sleeve 3; the sleeves 10 of the workpiece to be replaced are each provided with a drive head 6;
the lower end of a supporting seat 12 of a C-shaped structure is fixed on a base 13, a through hole is formed in the upper end of the supporting seat 12 of the C-shaped structure, a stop sleeve 5 penetrates through the through hole, and a groove used for robot grabbing is formed in the stop sleeve 5;
the stop sleeve 5 is connected with the middle shaft 1 through the sliding sleeve 3, and a groove suitable for coaxially placing the driving head 6 is arranged in the middle shaft 1; a through hole is arranged on the middle shaft 1, and a steel ball 4 is arranged in the through hole;
the sliding sleeve 3 is sleeved at the bottom of the middle shaft 1 in a sliding manner, and a compressible spring 2 is arranged between the top of the middle shaft 1 and the sliding sleeve 3; the sliding sleeve 3 comprises a vertical structure and a tapered wedge structure, and the steel ball 4 in the through hole is in contact with the inner wall of the vertical structure or the tapered wedge structure of the sliding sleeve 3; by sliding the sliding sleeve 3 outside the middle shaft 1, the steel ball 4 on the middle shaft 1 contacts with the inner wall of the vertical structure or the inclined wedge structure of the sliding sleeve 3, so that the sliding sleeve 3 can clamp and release the driving head 6 in the middle shaft 1 through the steel ball 4. The wedge structure of the sliding sleeve 3 and the positioning of the steel ball 4 realize clamping and releasing of the driving head 6, the sliding of the sliding sleeve 3 on the middle shaft 1 is limited by a limiting screw 9, and the spring 2 above the sliding sleeve 3 is used for applying certain pressure to the sliding sleeve 3 to limit the position of the steel ball 4.
Further, a waist-shaped groove is arranged on the middle shaft 1; the sliding sleeve 3 is provided with a limiting screw 9, one end of the limiting screw 9 is connected with the sliding sleeve 3, the other end of the limiting screw 9 is arranged in a waist-shaped groove of the center shaft 1, and the sliding sleeve 3 slides on the center shaft 1 and is limited by the limiting screw 9.
A pushing cylinder 8 fixed on a base 13 is arranged on one side of the supporting seat 12, the upper end of the pushing cylinder 8 is connected with a clamping cylinder 7, one end of the clamping cylinder 7 is connected with an open clamping jaw, and the opening of the clamping jaw is used for clamping the driving head 6; a positioning bolt 11 is arranged between the pushing cylinder 8 and the supporting seat 12, the positioning bolt 11 is fixed on one side of the pushing cylinder 8 through a support, and the positioning bolt 11 is used for limiting a sleeve below the driving head; the sleeve 10 to be replaced and the driving head 6 are fixed with the clamping cylinder 7 through the positioning bolt 11 in a normal state
The working principle of the invention is as follows:
before the sleeve is replaced, the spring 2 pushes the sliding sleeve 3 to a state shown in figure 2, the driving head 6 is positioned with the middle shaft 1 through the steel ball 4, the steel ball 4 is limited by the inner wall of the upper section of the sliding sleeve 3 to move transversely, the steel ball 4 locks the driving head 6 and the middle shaft 1 into a whole through the groove of the driving head 6, and normal screwing action can be carried out at the moment.
When the sleeve 10 needs to be replaced, the robot drives the screwing mechanism to be inserted into the groove in the stop sleeve 5, the stop sleeve 5 pushes the sliding sleeve 3 upwards to compress the spring 2, after the sliding sleeve 3 slides upwards, the wedge structure at the lower section of the sliding sleeve 3 can release the transverse movement of the steel ball 4, and the clamping cylinder 7 and the push-pull cylinder 8 below the sliding sleeve can separate the driving head 6 from the middle shaft 1.
When a new sleeve needs to be replaced, the robot is inserted into a groove in the stop sleeve 5 to be replaced, the stop sleeve 5 is used for compressing the spring 2 and then pushing the sliding sleeve 3 upwards a little, the clamping cylinder 7 and the push-pull cylinder 8 push the required sleeve into the middle shaft 1, when the robot returns upwards, the compression spring 2 pushes the sliding sleeve 3, the inner wall of the sliding sleeve 3 is used for limiting the steel ball 4 again, and the replacement of the sleeve is completed repeatedly.
The driving head is clamped and released by the transverse displacement of the steel ball in the through hole of the middle shaft according to the structure of the sliding sleeve; the invention aims to position a middle shaft and a driving head through steel balls, can be automatically replaced when a sleeve needs to be replaced in robot tightening equipment, greatly improves the automation degree, has the characteristics of simple and reliable structure and quick replacement, and realizes the flexible collineation of different machine types at tightening stations.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A sleeve quick-change mechanism comprises a base (13) and a supporting seat (12) of a C-shaped structure, wherein the lower end of the supporting seat (12) is fixed on the base (13), a through hole is formed in the upper end of the supporting seat (12), a clamping device penetrates through the through hole, and a groove suitable for coaxial placement of a driving head (6) is formed in the clamping device; a through hole is formed in the middle shaft (1), and a steel ball (4) is arranged in the through hole; the sliding sleeve (3) comprises a vertical structure and a wedge structure, the sliding sleeve (3) is slidably sleeved outside the center shaft (1), and the steel ball (4) in the through hole is in contact with the inner wall of the sliding sleeve (3).
2. The quick-change mechanism for sleeves as claimed in claim 1, wherein a compressible spring (2) is arranged between the top of the middle shaft (1) and the sliding sleeve (3).
3. The quick-change mechanism for the sleeve as claimed in claim 1, wherein a kidney-shaped groove is formed in the middle shaft (1); the sliding sleeve is characterized in that a limiting screw (9) is arranged on the sliding sleeve (3), one end of the limiting screw (9) is connected with the sliding sleeve (3), the other end of the limiting screw (9) is arranged in a waist-shaped groove of the center shaft (1), and the sliding sleeve (3) slides on the center shaft (1) and is limited by the limiting screw (9).
4. The quick sleeve changing mechanism according to claim 1, wherein a stop sleeve (5) is sleeved in a through hole at the upper end of the supporting seat (12), and the stop sleeve (5) is connected with the middle shaft (1) through a sliding sleeve (3).
5. The quick-change mechanism for sleeves as claimed in claim 4, characterized in that the stop sleeve (5) is provided with a groove for robot gripping.
6. A quick-change sleeve mechanism according to claim 1, characterized in that the support (12) is provided on one side with positioning means fixed to the base (13) for clamping the driving head (6).
7. The quick-change sleeve mechanism according to claim 6, characterized in that the positioning device comprises a clamping cylinder (7) and a pushing cylinder (8), the upper end of the pushing cylinder (8) is connected with the clamping cylinder (7), one end of the clamping cylinder (7) is connected with a clamping jaw, and the clamping jaw is used for clamping the driving head (6).
8. The quick sleeve changing mechanism according to claim 7, characterized in that a positioning bolt (11) is arranged between the pushing cylinder (8) and the supporting seat (12), the positioning bolt (11) is fixed on one side of the pushing cylinder (8) through a bracket, and the positioning bolt (11) is used for limiting the sleeve (10) below the driving head (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034567.XA CN110788606A (en) | 2019-10-29 | 2019-10-29 | Sleeve quick-change mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034567.XA CN110788606A (en) | 2019-10-29 | 2019-10-29 | Sleeve quick-change mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110788606A true CN110788606A (en) | 2020-02-14 |
Family
ID=69441862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911034567.XA Pending CN110788606A (en) | 2019-10-29 | 2019-10-29 | Sleeve quick-change mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110788606A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388273A (en) * | 2020-11-20 | 2021-02-23 | 大连顺诚自动化设备有限公司 | Sleeve automatic replacing device for automobile tire installation |
| CN112692560A (en) * | 2021-01-19 | 2021-04-23 | 广汽菲亚特克莱斯勒汽车有限公司 | Automatic replacement equipment for tightening sleeve |
| CN114700722A (en) * | 2022-04-22 | 2022-07-05 | 博世通(青岛)智能装备有限公司 | Automatic sleeve replacing device for tightening shaft |
| CN115026555A (en) * | 2021-06-21 | 2022-09-09 | 国网安徽省电力有限公司 | Climbing operation platform with automatic sleeve replacement function and operation method |
| CN116117501A (en) * | 2023-04-17 | 2023-05-16 | 潍柴动力股份有限公司 | Sleeve structure, sleeve automatic replacement device and bolt installation equipment |
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| CN203797210U (en) * | 2014-04-08 | 2014-08-27 | 重庆耐德工业股份有限公司 | Pipeline connection locking mechanism |
| CN104308626A (en) * | 2014-10-22 | 2015-01-28 | 北京奥博汽车电子电器有限公司 | Cutter changing device |
| CN104384908A (en) * | 2014-07-25 | 2015-03-04 | 柯马(上海)工程有限公司 | Full-automatic sleeve replacing device and method |
| CN204470956U (en) * | 2015-03-04 | 2015-07-15 | 安徽江淮汽车股份有限公司 | A kind of bolt automatic screwing-down and socket adapter assembly thereof |
| CN106239113A (en) * | 2016-08-31 | 2016-12-21 | 广州明珞汽车装备有限公司 | A kind of screw-type sleeve quick-changing mechanism and method |
| TWM551552U (en) * | 2017-05-08 | 2017-11-11 | wei-jie Zhuang | Torque socket with locking and releasing functions |
| CN108927641A (en) * | 2018-06-06 | 2018-12-04 | 天永机械电子（太仓）有限公司 | A kind of sleeve fast replacing device |
| CN109894853A (en) * | 2019-04-04 | 2019-06-18 | 伟本智能机电（上海）股份有限公司 | One kind tightening sleeve quick-changing mechanism |
| CN211277318U (en) * | 2019-10-29 | 2020-08-18 | 天永机械电子（太仓）有限公司 | Sleeve quick-change mechanism |
-
2019
- 2019-10-29 CN CN201911034567.XA patent/CN110788606A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203471268U (en) * | 2013-07-30 | 2014-03-12 | 北京兴科迪科技有限公司 | Pressing tool for pressing spring ring into ball cup |
| CN203797210U (en) * | 2014-04-08 | 2014-08-27 | 重庆耐德工业股份有限公司 | Pipeline connection locking mechanism |
| CN104384908A (en) * | 2014-07-25 | 2015-03-04 | 柯马(上海)工程有限公司 | Full-automatic sleeve replacing device and method |
| CN104308626A (en) * | 2014-10-22 | 2015-01-28 | 北京奥博汽车电子电器有限公司 | Cutter changing device |
| CN204470956U (en) * | 2015-03-04 | 2015-07-15 | 安徽江淮汽车股份有限公司 | A kind of bolt automatic screwing-down and socket adapter assembly thereof |
| CN106239113A (en) * | 2016-08-31 | 2016-12-21 | 广州明珞汽车装备有限公司 | A kind of screw-type sleeve quick-changing mechanism and method |
| TWM551552U (en) * | 2017-05-08 | 2017-11-11 | wei-jie Zhuang | Torque socket with locking and releasing functions |
| CN108927641A (en) * | 2018-06-06 | 2018-12-04 | 天永机械电子（太仓）有限公司 | A kind of sleeve fast replacing device |
| CN109894853A (en) * | 2019-04-04 | 2019-06-18 | 伟本智能机电（上海）股份有限公司 | One kind tightening sleeve quick-changing mechanism |
| CN211277318U (en) * | 2019-10-29 | 2020-08-18 | 天永机械电子（太仓）有限公司 | Sleeve quick-change mechanism |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388273A (en) * | 2020-11-20 | 2021-02-23 | 大连顺诚自动化设备有限公司 | Sleeve automatic replacing device for automobile tire installation |
| CN112692560A (en) * | 2021-01-19 | 2021-04-23 | 广汽菲亚特克莱斯勒汽车有限公司 | Automatic replacement equipment for tightening sleeve |
| CN115026555A (en) * | 2021-06-21 | 2022-09-09 | 国网安徽省电力有限公司 | Climbing operation platform with automatic sleeve replacement function and operation method |
| CN115026555B (en) * | 2021-06-21 | 2024-05-10 | 国网安徽省电力有限公司 | Climbing operation platform with sleeve automatic replacement function and operation method |
| CN114700722A (en) * | 2022-04-22 | 2022-07-05 | 博世通(青岛)智能装备有限公司 | Automatic sleeve replacing device for tightening shaft |
| CN114700722B (en) * | 2022-04-22 | 2023-08-22 | 博世通(青岛)智能装备有限公司 | Automatic sleeve replacing device for tightening shaft |
| CN116117501A (en) * | 2023-04-17 | 2023-05-16 | 潍柴动力股份有限公司 | Sleeve structure, sleeve automatic replacement device and bolt installation equipment |
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