CN211804742U - Automatic sleeve replacing device for extension rod - Google Patents
Automatic sleeve replacing device for extension rod Download PDFInfo
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- CN211804742U CN211804742U CN201921552552.8U CN201921552552U CN211804742U CN 211804742 U CN211804742 U CN 211804742U CN 201921552552 U CN201921552552 U CN 201921552552U CN 211804742 U CN211804742 U CN 211804742U
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- extension rod
- sleeve
- middle shaft
- sliding sleeve
- steel ball
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Abstract
The utility model discloses an automatic sleeve changing device of extension rod, include: an extension rod assembly and a sleeve assembly; the extension rod assembly comprises a tightening shaft, a middle shaft, a steel ball, a sliding sleeve and an extension rod, wherein the tail end of the tightening shaft is connected with the upper end of the middle shaft, a groove is formed in the upper end of the extension rod, the steel ball is arranged in the groove, the upper end of the extension rod is clamped in the lower end of the middle shaft through the steel ball, the sliding sleeve is arranged at the connection position of the middle shaft and the extension rod, and the sliding sleeve can slide on the middle shaft; the sleeve assembly comprises a support, a guide sleeve, a clamping jaw cylinder and a telescopic cylinder, the telescopic cylinder is arranged on the support, the clamping jaw cylinder is arranged on the telescopic cylinder, the guide sleeve is arranged above the clamping jaw cylinder and the telescopic cylinder, and the guide sleeve is hollow and can be inserted by an extension rod; the utility model provides a can high-efficiently, automatic carry out the device that the extension rod traded.
Description
Technical Field
The utility model belongs to the technical field of the mechanical skill and specifically relates to an automatic sleeve replacing device of extension rod is related to.
Background
The automatic sleeve replacement is usually required in the engine assembly process to realize the tightening of bolts of various types, and the automatic sleeve replacement with an overlong extension rod is not suitable in the existing structure. The prior art is not suitable for the automatic replacement of the sleeve with overlong length, and the verticality of the extension rod cannot be ensured, so that the automatic replacement fails.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can high-efficiently, automatic device that carries out the extension rod and change automatically, an automatic cover device that trades of extension rod, include: an extension rod assembly and a sleeve assembly;
the extension rod assembly comprises a tightening shaft, a middle shaft, a steel ball, a sliding sleeve and an extension rod, wherein the tail end of the tightening shaft is connected with the upper end of the middle shaft, a groove is formed in the upper end of the extension rod, the steel ball is arranged in the groove, the upper end of the extension rod is clamped in the lower end of the middle shaft through the steel ball, the sliding sleeve is arranged at the connection position of the middle shaft and the extension rod, and the sliding sleeve can slide on the middle shaft;
the sleeve component comprises a support, a guide sleeve, a clamping jaw cylinder and a telescopic cylinder, wherein the telescopic cylinder is arranged on the support, the clamping jaw cylinder is arranged on the telescopic cylinder, the clamping jaw cylinder and the telescopic cylinder are arranged above the guide sleeve, the guide sleeve is hollow inside and can be used for inserting the extension rod, one end of the extension rod penetrates through the guide sleeve, the clamping jaw cylinder can grab the extension rod, and the telescopic cylinder can drive the clamping jaw cylinder and the extension rod to move in the vertical direction.
Preferably, the inner diameter of the sliding sleeve increases from top to bottom in sequence;
in one state, the steel ball is clamped between the extension rod and the middle shaft, the sliding sleeve slides upwards relative to the middle shaft, the radial size of the sliding sleeve at the steel ball is increased, and the steel ball can be separated and clamped between the sliding sleeve and the middle shaft.
In another state, the steel ball is clamped between the sliding sleeve and the middle shaft, the sliding sleeve slides downwards relative to the middle shaft, and the steel ball is pressed into the groove of the extension rod and clamped between the extension rod and the middle shaft.
Preferably, the sliding sleeve further comprises a guide screw, the guide screw is arranged on the side wall of the sliding sleeve, the middle shaft is provided with a clamping groove matched with the guide screw, and when the sliding sleeve slides relative to the middle shaft, the guide screw is arranged in the clamping groove for limiting.
Preferably, the spring is sleeved on the middle shaft, and the spring can be compressed when the sliding sleeve slides relative to the middle shaft.
Preferably, the telescopic cylinder further comprises a positioning seat, the positioning seat is arranged on the side wall of the telescopic cylinder, and the extension rod is inserted into the guide sleeve and can be contacted with the positioning seat.
Preferably, the clamping jaw type telescopic clamping device further comprises a C-shaped frame, the C-shaped frame is arranged on the support and is arranged on one side of the clamping jaw cylinder and one side of the telescopic cylinder, and the guide sleeve is arranged above the clamping jaw cylinder and the telescopic cylinder in a suspending mode through the C-shaped frame.
The utility model discloses technical scheme is for prior art's beneficial effect: the utility model provides an automatic sleeve device extension rod subassembly and the cooperation of sleeve subassembly of trading of extension rod use, can realize the automatic change of extension rod.
Drawings
Fig. 1 is a schematic structural view of an extension rod assembly of an automatic sleeve replacing device for an extension rod according to an embodiment of the present invention;
fig. 2 is a perspective view of an extension rod assembly of an automatic sleeve replacing device for an extension rod according to an embodiment of the present invention;
fig. 3 is an enlarged view of the portion C of fig. 1 according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a sleeve assembly of an automatic sleeve replacing device for an extension rod according to an embodiment of the present invention;
in the drawings: 1. the device comprises a tightening shaft, 2, a spring, 3, a middle shaft, 4, a steel ball, 5, a sliding sleeve, 6, an extension rod, 7, a guide screw, 8, a mounting seat, 9, a sleeve, 10, a motor, 11, a sliding rail, 12, a drag chain, 13, a clamping jaw cylinder, 14, a telescopic cylinder, 15, a support, 16, a guide sleeve, 17 and a positioning seat.
The specific implementation mode is as follows:
the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-4, a structure diagram of an automatic sleeve replacing device for an extension rod is shown, wherein the automatic sleeve replacing device comprises a tightening shaft 1, a spring 2, a middle shaft 3, a steel ball 4, a sliding sleeve 5, an extension rod 6, a guide screw 7, a mounting seat 8, a sleeve 9, a motor 10, a sliding rail 11, a drag chain 12, a clamping jaw cylinder 13, a telescopic cylinder 14, a support 15, a guide sleeve 16 and a positioning seat 17; the tail end of the tightening shaft 1 is connected with the upper end of the middle shaft 3 through a bolt, a groove is formed in the upper end of the extension rod 6, a steel ball 4 can be contained in the groove, the upper end of the extension rod 6 is connected with the lower end of the middle shaft 3 in a clamping mode through the steel ball 4, the sliding sleeve 5 is arranged at the connection position of the middle shaft 3 and the extension rod 6, and the sliding sleeve 5 can slide on the middle shaft 3. The inner diameter of the sliding sleeve 5 is sequentially increased from top to bottom, the guide screw 7 is arranged on the side wall of the sliding sleeve 5, the middle shaft 3 is provided with a clamping groove matched with the guide screw 7, and when the sliding sleeve 5 slides relative to the middle shaft 3, the guide screw 7 is arranged in the clamping groove for limiting. The middle shaft 3 is located to the spring 2 cover, and when the slip cap 5 slided for the middle shaft 3, compressible spring 2, the end of extension rod 6 is equipped with sleeve 9, and the axle of screwing up 1 sets up on slide rail 11 through mount pad 8, and the one end of slide rail 11 is equipped with motor 10, and motor 10 can promote mount pad 8 and slide on slide rail 11, and the upper end of slide rail 11 is equipped with tow chain 12, and tow chain 12 can guarantee that the slip of mount pad 8 is steady. Telescopic cylinder 14 sets up on support 15, clamping jaw cylinder 13 sets up on telescopic cylinder 14, clamping jaw cylinder 13 and telescopic cylinder 14 top are equipped with guide pin bushing 16, guide pin bushing 16 sets up in clamping jaw cylinder 13 and telescopic cylinder 14's top through C type support is unsettled, the inside cavity of guide pin bushing 16 can supply extension rod 6 to insert, positioning seat 17 sets up on telescopic cylinder 14's lateral wall, extension rod 6 end inserts guide pin bushing 16, the terminal sleeve 9 of extension rod 6 can contact with positioning seat 17.
In this embodiment, the sliding sleeve 5 can slide on the middle shaft 3, and the sliding sleeve 5 is sleeved on the middle shaft 3, and the sleeving manner is various, in this embodiment, the extension rod 6 at the bottom has a protrusion, so that the sliding sleeve 5 can be prevented from falling off from the middle shaft 3.
The features and functions of the present invention will be further understood from the following description.
In the structure, the end of the extension rod is provided with a groove which is connected with the middle shaft by a steel ball, the sliding sleeve is sleeved on the middle shaft in a clearance fit manner, can slide relative to the middle shaft and prevent the sliding sleeve from rotating relative to the middle shaft by a guide screw, the upper and lower inner diameters of the sliding sleeve are different, the upper end of the sliding sleeve is in sliding fit, the lower end of the sliding sleeve is slightly larger, so that the steel ball can be separated from the groove of the extension rod, and the extension rod is separated from the middle. The inner diameter of the guide sleeve is slightly smaller than the outer diameter of the sliding sleeve, and the guide sleeve can be limited in the descending process of the sliding sleeve. The front of the guide sleeve is provided with a notch, so that the extension rod does not need to move right above the guide sleeve, but directly enters the guide sleeve at the position of the middle notch, the moving stroke is shortened, and the time loss is reduced.
In actual work, the sleeve moves to the notch of the guide sleeve and enters the guide sleeve, the telescopic cylinder extends out to drive the positioning seat to rise, the sleeve moves downwards until the sleeve is contacted with the positioning seat, the sleeve continues to move downwards, the sliding sleeve is blocked by the guide sleeve, the sliding sleeve moves upwards relative to the center shaft and compresses the compression spring on the center shaft, and the steel ball is separated from the groove of the extension rod. The clamping jaw cylinder clamps the extension rod, and the telescopic cylinder retracts to pull out the extension rod and the sleeve from the middle shaft. The rest part of the center shaft moves to the guide sleeve beside to aim at the extension rod to be replaced to move down to enable the sliding sleeve to be in contact with the guide sleeve, the telescopic cylinder stretches out to drive the extension rod to go upwards to enable the extension rod to be inserted into the center shaft, the telescopic cylinder retracts, the steel ball is pressed back into the groove of the extension rod by the sliding sleeve, and the extension rod goes upwards to the notch of the guide sleeve to move out of the guide sleeve for screwing.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (6)
1. The utility model provides an automatic sleeve device that trades of extension rod which characterized in that includes: an extension rod assembly and a sleeve assembly;
the extension rod assembly comprises a tightening shaft, a middle shaft, a steel ball, a sliding sleeve and an extension rod, wherein the tail end of the tightening shaft is connected with the upper end of the middle shaft, a groove is formed in the upper end of the extension rod, the steel ball is arranged in the groove, the upper end of the extension rod is clamped in the lower end of the middle shaft through the steel ball, the sliding sleeve is arranged at the connection position of the middle shaft and the extension rod, and the sliding sleeve can slide on the middle shaft;
the sleeve component comprises a support, a guide sleeve, a clamping jaw cylinder and a telescopic cylinder, wherein the telescopic cylinder is arranged on the support, the clamping jaw cylinder is arranged on the telescopic cylinder, the clamping jaw cylinder and the telescopic cylinder are arranged above the guide sleeve, the guide sleeve is hollow inside and can be used for inserting the extension rod, one end of the extension rod penetrates through the guide sleeve, the clamping jaw cylinder can grab the extension rod, and the telescopic cylinder can drive the clamping jaw cylinder and the extension rod to move in the vertical direction.
2. The automatic sleeve-changing device for the extension rod according to claim 1, wherein the inner diameter of the sliding sleeve is increased from top to bottom;
in one state, the steel ball is clamped between the extension rod and the middle shaft, the sliding sleeve slides upwards relative to the middle shaft, the radial size of the sliding sleeve at the steel ball is increased, and the steel ball can be separated and clamped between the sliding sleeve and the middle shaft;
in another state, the steel ball is clamped between the sliding sleeve and the middle shaft, the sliding sleeve slides downwards relative to the middle shaft, and the steel ball is pressed into the groove of the extension rod and clamped between the extension rod and the middle shaft.
3. The automatic sleeve changing device for the extension rod according to claim 1, further comprising a guide screw, wherein the guide screw is arranged on the side wall of the sliding sleeve, the central shaft is provided with a clamping groove matched with the guide screw, and when the sliding sleeve slides relative to the central shaft, the guide screw is arranged in the clamping groove for limiting.
4. The automatic extension pole sleeve changing device according to claim 1, further comprising a spring, wherein the spring is sleeved on the middle shaft, and the spring is compressed when the sliding sleeve slides relative to the middle shaft.
5. The automatic sleeve replacing device for the extension rod according to claim 1, further comprising a positioning seat disposed on a side wall of the telescopic cylinder, wherein the extension rod is inserted into the guide sleeve to contact with the positioning seat.
6. The automatic sleeve replacing device for the extension rod according to claim 1, further comprising a C-shaped frame, wherein the C-shaped frame is arranged on the support and is arranged on one side of the clamping jaw cylinder and the telescopic cylinder, and the guide sleeve is arranged above the clamping jaw cylinder and the telescopic cylinder in a suspended mode through the C-shaped frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921552552.8U CN211804742U (en) | 2019-09-18 | 2019-09-18 | Automatic sleeve replacing device for extension rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921552552.8U CN211804742U (en) | 2019-09-18 | 2019-09-18 | Automatic sleeve replacing device for extension rod |
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CN211804742U true CN211804742U (en) | 2020-10-30 |
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CN201921552552.8U Active CN211804742U (en) | 2019-09-18 | 2019-09-18 | Automatic sleeve replacing device for extension rod |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110614502A (en) * | 2019-09-18 | 2019-12-27 | 天永机械电子(太仓)有限公司 | Automatic sleeve replacing device for extension rod |
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 |
-
2019
- 2019-09-18 CN CN201921552552.8U patent/CN211804742U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110614502A (en) * | 2019-09-18 | 2019-12-27 | 天永机械电子(太仓)有限公司 | Automatic sleeve replacing device for extension rod |
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 |
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