CN213857935U - Device for quickly mounting cold-shrinkage bush - Google Patents
Device for quickly mounting cold-shrinkage bush Download PDFInfo
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- CN213857935U CN213857935U CN202021726187.0U CN202021726187U CN213857935U CN 213857935 U CN213857935 U CN 213857935U CN 202021726187 U CN202021726187 U CN 202021726187U CN 213857935 U CN213857935 U CN 213857935U
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Abstract
The utility model provides a device for rapidly installing a cold contraction bush, which comprises a core bar, an adjusting nut, a sleeve, a guide bush and a pressing block; one end of the core rod (1) is arranged in the sleeve (3) in a penetrating way, and the other end is fixedly arranged on a fixed opening in a pushing cylinder of the pull gun (6); the pressing block (5) is fixedly arranged on the core rod (1); the utility model discloses a fixed mouthful of fixed core bar of rifle is drawn to promote the briquetting through the promotion section of thick bamboo that draws the rifle, promote the shrinkage bush by the briquetting and install in the intersection hole of part, adjusting nut adjusts the sleeve simultaneously, and the direction bush leads the shrinkage bush. The utility model discloses simple structure, convenient to use, make full use of draws the rifle power and impresses the bush in the part fast, has reduced operator's intensity of labour, has improved bush shrinkage assembly efficiency and stability simultaneously, leads through direction bush etc. simultaneously, has guaranteed shrinkage bush and nodical hole axiality, and has reduced the damage between shrinkage bush and part and the nodical hole.
Description
Technical Field
The utility model belongs to the technical field of the installation of frock bush, specifically speaking relates to a device for installing shrinkage bush fast.
Background
The installation of bush all has at the connection intersect on the aircraft, and requires to adopt the mode of shrinkage assembly to install. The existing cold-contraction assembling method of the intersection point bushing is to use a bushing pressing sleeve device to install, a screwing nut is arranged on the pressing sleeve device, and the nut is screwed by an open spanner during installation, so that the nut extrudes the bushing to feed into an intersection point hole of a part, the operation mode needs the cooperation of a plurality of workers, the labor intensity of the workers is high, the working efficiency is lower in a region with less spacious space, and the bushing is not easy to install in place in a short time. One solution is to use the riveter to squeeze the bush into nodical downthehole, but this kind of mode is higher to workman's operation level requirement, does not have guider, and the bush is difficult for guaranteeing with nodical hole axiality, and very easily harms bush and part and nodical hole, and the quality is difficult for guaranteeing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses need many people to cooperate to above-mentioned prior art, shortcoming that work intensity of labour is big has proposed a device for installing the shrinkage bush fast, through the fixed mouthful fixed core bar of drawing the rifle to promote the briquetting through the promotion section of thick bamboo that draws the rifle, promote the shrinkage bush by the briquetting and install in the intersection hole of part, the utility model discloses an above-mentioned setting has realized simple and easy quick installation of shrinkage bush.
The utility model discloses specifically realize the content as follows:
the utility model relates to a device for rapidly installing a cold-shrinkage bush, which is matched with a drawing gun to install the cold-shrinkage bush in a connecting point hole of a part, and comprises a core bar, a sleeve and a pressing block;
the gun pulling port of the gun comprises a pushing cylinder capable of moving back and forth and a fixed port arranged in the pushing cylinder;
one end of the core rod is arranged in the sleeve in a penetrating way, and the other end of the core rod is fixedly arranged on a fixed opening in a pushing cylinder of the pull gun;
the pressing block is fixedly arranged on the core rod;
when the device is installed, the cold-shrink bush is sleeved on the core rod and positioned on one side of the pressing block, which is far away from the pull gun.
In order to better realize the utility model, the utility model further comprises a guide bush, the guide bush is movably sleeved between the pressing block and the sleeve on the core bar, and when the cold shrinkage bush is sleeved on the core bar, the guide bush is sleeved on one side of the cold shrinkage bush away from the drawing gun;
the inner hole of the sleeve is divided into a front hole section, a middle hole section and a rear hole section with calibers; the front hole section of the sleeve is positioned on one side of the sleeve close to the pull gun, and the aperture of the front hole section can still meet the requirement that the guide bush on the core rod penetrates into the front hole section after the core rod penetrates through the front hole section;
the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the core rod just penetrates through the middle hole section.
In order to better realize the utility model, furthermore, the core rod comprises a fixed rod, a rod cylinder and a thread adjusting cylinder;
the thread adjusting cylinder is arranged at the rear end of the rod cylinder and is coaxial with the rod cylinder; the fixed rod is arranged at the front end of the rod barrel, and the front end of the fixed rod is fixedly arranged on a fixed opening in a pushing barrel of the pull gun;
the rod barrel penetrates through the sleeve and is sleeved in the sleeve, the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the rod barrel can just penetrate through the middle hole section and the rear hole section;
the thread adjusting cylinder comprises a thread cylinder and a limiting head; the threaded cylinder is arranged at the rear end of the rod cylinder, and the limiting head is arranged at the rear end of the threaded cylinder; the threaded cylinder, the limiting head and the rod cylinder are coaxial, and the front section of the threaded cylinder is movably arranged in the rear hole section of the sleeve.
In order to better realize the utility model, further, the utility model also comprises an adjusting nut; the adjusting nut is installed on the threaded cylinder in a threaded mode and located on one side of the rear end of the sleeve.
In order to better realize the utility model discloses, furtherly, dead lever, a pole section of thick bamboo, a screw thread adjusting cylinder, adjusting nut are coaxial.
In order to better realize the utility model discloses, furtherly, set up the screw thread on the dead lever, the dead lever passes through screw thread fixed connection with the fixed mouthful of drawing the rifle.
Compared with the prior art, the utility model have following advantage and beneficial effect:
(1) the method and the structure are simple, the use is convenient, the lining is quickly pressed into the part by fully utilizing the force of the drawing gun, the labor intensity of an operator is reduced, and meanwhile, the cold-contraction assembly efficiency and the stability of the lining are improved;
(2) the guide bush and the like are used for guiding, the coaxiality of the cold-shrink bush and the intersection hole is guaranteed, and the damage between the cold-shrink bush and the part and between the cold-shrink bush and the intersection hole is reduced.
Drawings
Fig. 1 is a perspective isometric view of the apparatus of the present invention;
FIG. 2 is a perspective isometric view of a core rod of the apparatus of the present invention;
fig. 3 is a cross-sectional view of the inventive device.
In the figure: 1. the device comprises a core rod, 11, a fixing rod, 12, a rod barrel, 13, a thread adjusting barrel, 131, a thread barrel, 132, a limiting head, 2, an adjusting nut, 3, a sleeve, 4, a guide bushing, 5, a pressing block, 6, a drawing gun, 7, a part, 8 and a cold contraction bushing.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments, and therefore should not be considered as limitations to the scope of protection. Based on the embodiments in the present invention, all other embodiments obtained by the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.
Example 1:
the embodiment provides a device for quickly mounting a cold-shrink bush, as shown in fig. 1, the device is matched with a drawing gun 6 to mount a cold-shrink bush 8 in a connection point hole of a part 7, and the device comprises a core rod 1, a sleeve 3 and a pressing block 5;
the gun pulling port of the gun pulling 6 comprises a pushing cylinder capable of moving back and forth and a fixed port arranged in the pushing cylinder;
one end of the core bar 1 is arranged in the sleeve 3 in a penetrating way, and the other end is fixedly arranged on a fixed opening in a pushing cylinder of the pull gun 6;
the pressing block 5 is fixedly arranged on the core rod 1;
during installation, the cold-shrink bush 8 is sleeved on the core rod 1 at one side of the pressing block 5 far away from the pull gun 6.
The working principle is as follows: fixed core bar through the fixed mouth that draws the rifle to promote the briquetting through the promotion section of thick bamboo that draws the rifle, promote the shrinkage bush by the briquetting and install in the intersection hole of part, the utility model discloses an above-mentioned setting has realized the simple and easy quick installation of shrinkage bush.
Example 2:
on the basis of the above embodiment 1, in order to better implement the present invention, as shown in fig. 1, fig. 2, and fig. 3, the present embodiment further includes a guide bushing 4 and an adjusting nut 2; the guide bush 4 is movably sleeved between the pressing block 5 and the sleeve 3 on the core rod 1, and when the cold-shrink bush 8 is sleeved on the core rod 1, the guide bush 4 is sleeved on one side of the cold-shrink bush 8 far away from the gun 6;
the inner hole of the sleeve 3 is divided into a front hole section, a middle hole section and a rear hole section with calibers; the front hole section of the sleeve 3 is positioned on one side of the sleeve 3 close to the pull gun 6, and the aperture of the front hole section can still meet the requirement that the guide bush 4 on the core rod 1 penetrates into the front hole section after the core rod 1 penetrates through the front hole section;
the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the core rod 1 just penetrates through the middle hole section.
The core bar 1 comprises a fixed rod 11, a bar cylinder 12 and a thread adjusting cylinder 13;
the thread adjusting cylinder 13 is arranged at the rear end of the rod cylinder 12, and the thread adjusting cylinder 13 is coaxial with the rod cylinder 12; the fixed rod 11 is arranged at the front end of the rod barrel 12, and the front end of the fixed rod 11 is fixedly arranged on a fixed opening in a pushing barrel of the pull gun 6;
the rod barrel 12 penetrates through the sleeve 3 and is sleeved in the sleeve, the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the rod barrel 12 can just penetrate through the middle hole section;
the thread adjusting cylinder 13 comprises a thread cylinder 131 and a limit head 132; the threaded cylinder 131 is arranged at the rear end of the rod cylinder 12, and the limiting head 132 is arranged at the rear end of the threaded cylinder 131; the threaded cylinder 131, the limiting head 132 and the rod cylinder 12 are coaxial, and the front section of the threaded cylinder 131 is movably installed in the rear hole section of the sleeve 3.
The adjusting nut 2 is installed on the threaded cylinder 131 at one side of the rear end of the sleeve 3 in a threaded manner.
The fixing rod 11, the rod barrel 12, the thread adjusting barrel 13 and the adjusting nut 2 are coaxial.
The fixing rod 11 is provided with threads, and the fixing rod 11 is fixedly connected with a fixing port of the pull gun 6 through the threads.
Other parts of this embodiment are the same as those of embodiment 1, and thus are not described again.
Example 3:
this embodiment is based on any of the above embodiments 1-2, and gives a specific real-time application example of the present device, as shown in fig. 1, 2, and 3, taking the installation of a cold-shrink bush with an inner diameter of Φ 22mm as an example, in fig. 3, wherein the diameter of the rod barrel 11 of the core rod 1 is Φ 21.9f8mm, the diameter of the fixing rod 11 connected to the fixing port of the lance 6 is M11mm × 1.2mm, and the length is 12 mm; the adjusting nut 2 is a hexagonal nut with the size of M24mm multiplied by 1.5mm, and the thickness is 10 mm; the outer diameter of the sleeve 3 is phi 35mm, the inner diameters of the front hole section and the rear hole section are phi 26.5mm, the inner diameter of the middle hole section is phi 21.9H9mm, and the total length of the sleeve 3 is 50 mm; the guide bush 4 has an outer diameter of phi 26mm, an inner diameter of phi 21.9H9mm and a length of 20mm, the press block 5 has an outer diameter of phi 48mm, an inner diameter of phi 21.9H9mm and a length of 15 mm. The adjusting nut 2 is used for adjusting the position of the sleeve 3 to adapt to the stroke of the drawing gun 6, the sleeve 3 is used for supporting the surface of the part 7 and providing a moving space for feeding of the guide bush 4, the guide bush 4 is used for guiding the cold-shrink bush 8 to ensure the coaxiality and the feeding direction of the intersection hole of the part 7 and the cold-shrink bush 8, and the pressing block 5 is used for extruding the cold-shrink bush 8 to provide a feeding force; when the device is used for mounting the cold-shrink bush 8, firstly, the intersection point holes of the core rod 1, the adjusting nut 2, the sleeve 3 and the part 7 are correspondingly mounted as shown in figure 3, then the core rod 1, the cold-shrink bush 8 and the pressing block 5 are sequentially sleeved on the core rod 1 in sequence, then the core rod 1 is butted with the drawing gun 6, and after the core rod 1 and the drawing gun 6 are butted, the drawing gun 6 is started to press the cold-shrink bush 8 into the intersection point holes of the part 7 under the pressure action of the pressing block 5.
Other parts of this embodiment are the same as any of embodiments 1-2 described above, and thus are not described again.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (6)
1. A device for quickly mounting a cold-shrink bush is matched with a pull gun (6) to mount the cold-shrink bush (8) in a connection point hole of a part (7), and a pull gun opening of the pull gun (6) comprises a push cylinder capable of moving back and forth and a fixed opening arranged in the push cylinder; it is characterized by comprising a core rod (1), a sleeve (3) and a pressing block (5);
one end of the core rod (1) is arranged in the sleeve (3) in a penetrating way, and the other end of the core rod is fixedly arranged on a fixed opening in a pushing cylinder of the pull gun (6);
the pressing block (5) is fixedly arranged on the core rod (1);
when the device is installed, the cold-shrink bush (8) is sleeved on the core rod (1) and positioned on one side of the pressing block (5) far away from the drawing gun (6).
2. The device for rapidly installing the cold-shrink bush as claimed in claim 1, further comprising a guide bush (4), wherein the guide bush (4) is movably sleeved on the core rod (1) between the pressing block (5) and the sleeve (3), and when the cold-shrink bush (8) is sleeved on the core rod (1), the guide bush (4) is sleeved on one side of the cold-shrink bush (8) far away from the lance (6);
the inner hole of the sleeve (3) is divided into a front hole section, a middle hole section and a rear hole section with calibers; the front hole section of the sleeve (3) is positioned on one side of the sleeve (3) close to the pull gun (6), and the aperture of the front hole section can still meet the requirement that the guide bush (4) on the core rod (1) penetrates into the front hole section after the core rod (1) penetrates through the front hole section;
the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the core rod (1) just penetrates through the middle hole section.
3. The apparatus for quick installation of a cold shrink bush as claimed in claim 2, wherein said core rod (1) comprises a fixing rod (11), a rod cylinder (12), a screw adjusting cylinder (13);
the thread adjusting cylinder (13) is installed at the rear end of the rod cylinder (12), and the thread adjusting cylinder (13) is coaxial with the rod cylinder (12); the fixing rod (11) is arranged at the front end of the rod barrel (12), and the front end of the fixing rod (11) is fixedly arranged on a fixing port in a pushing barrel of the pull gun (6);
the rod barrel (12) is sleeved in the sleeve (3) in a penetrating mode, the aperture of the middle hole section is smaller than the apertures of the front hole section and the rear hole section, and the rod barrel (12) can just penetrate through the rod barrel;
the thread adjusting cylinder (13) comprises a thread cylinder (131) and a limiting head (132); the threaded cylinder (131) is arranged at the rear end of the rod cylinder (12), and the limiting head (132) is arranged at the rear end of the threaded cylinder (131); the threaded cylinder (131), the limiting head (132) and the rod cylinder (12) are coaxial, and the front section of the threaded cylinder (131) is movably installed in the rear hole section of the sleeve (3).
4. A device for quick installation of a cold shrink sleeve as claimed in claim 3 further comprising an adjusting nut (2); the adjusting nut (2) is installed on the threaded cylinder (131) in a threaded mode and is located on one side of the rear end of the sleeve (3).
5. A device for quick installation of cold shrink sleeves as claimed in claim 4 wherein said fixing rod (11), rod barrel (12), threaded adjusting barrel (13), adjusting nut (2) are coaxial.
6. The apparatus for quick installation of a cold shrink bush as set forth in claim 3, 4 or 5, wherein the fixing rod (11) is provided with a thread, and the fixing rod (11) is fixedly connected with the fixing port of the lance (6) by the thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726187.0U CN213857935U (en) | 2020-08-18 | 2020-08-18 | Device for quickly mounting cold-shrinkage bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726187.0U CN213857935U (en) | 2020-08-18 | 2020-08-18 | Device for quickly mounting cold-shrinkage bush |
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| Publication Number | Publication Date |
|---|---|
| CN213857935U true CN213857935U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021726187.0U Active CN213857935U (en) | 2020-08-18 | 2020-08-18 | Device for quickly mounting cold-shrinkage bush |
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| CN (1) | CN213857935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732951A (en) * | 2021-09-15 | 2021-12-03 | 广州花都宝井汽车钢材部件有限公司 | Longitudinal cutting quick cutter mounting guide sleeve and cutter mounting method |
-
2020
- 2020-08-18 CN CN202021726187.0U patent/CN213857935U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732951A (en) * | 2021-09-15 | 2021-12-03 | 广州花都宝井汽车钢材部件有限公司 | Longitudinal cutting quick cutter mounting guide sleeve and cutter mounting method |
| CN113732951B (en) * | 2021-09-15 | 2022-07-12 | 广州花都宝井汽车钢材部件有限公司 | Longitudinal cutting quick cutter mounting guide sleeve and cutter mounting method |
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