CN214560582U - Axle body draws horse formula spring mounting frock with axle sleeve cooperation - Google Patents
Axle body draws horse formula spring mounting frock with axle sleeve cooperation Download PDFInfo
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- CN214560582U CN214560582U CN202120728466.9U CN202120728466U CN214560582U CN 214560582 U CN214560582 U CN 214560582U CN 202120728466 U CN202120728466 U CN 202120728466U CN 214560582 U CN214560582 U CN 214560582U
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- shaft sleeve
- shaft
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- transparent cover
- shaft body
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Abstract
The utility model discloses a draw horse type spring mounting tool with a shaft body and a shaft sleeve matched, which relates to the technical field of maintenance of a connecting part of a full-automatic coupler and buffer device of an electric motor car, and comprises the shaft body and the shaft sleeve, wherein the shaft body consists of a shaft body main body inserted inside the shaft sleeve and a connecting seat positioned outside the shaft sleeve, the connecting seat and the shaft body main body are of an integral structure, two ends of the shaft sleeve are respectively provided with a retainer ring, and the retainer rings are fixedly connected with the shaft sleeve; the utility model discloses can twist the nut through the spanner and drive the axle body and remove to the left side, the axle body can drive the steady motion of drive mechanism, and then stable tensile hook spring of taking, realizes the installation to the hook spring of taking, and the clear cover plate can block the hook spring of taking, avoids taking the hook spring to break away from drive mechanism and jump out at tensile in-process, and injury operation personnel play the guard action, because the clear cover plate is transparent, makes things convenient for operation personnel to observe whether the hook spring of taking of work piece inside installs and targets in place.
Description
Technical Field
The utility model belongs to the technical field of the maintenance of the even string of part of full-automatic unhooking device of [ electric ] motor coach, concretely relates to axle body and axle sleeve cooperation draw horse formula spring mounting frock.
Background
After the electric bus runs for a certain time and a certain mileage, a coupling part of the full-automatic coupler and draft gear of the electric bus needs to be maintained, and a spring inside the electric bus needs to be replaced, wherein one end of the spring is coupled to a coupler mechanism body through a small hole, and the other end of the spring is coupled to the tail end of a coupling rod. Because the internal structure of the coupling part of the car coupler is complex, the manual operation space is small, the existing replacement mode is that a spring section firstly passes through a small hole on the car coupler mechanism body, then a coupling rod and a coupler knuckle groove are installed, and finally the coupling rod is hung on the coupling rod through a steel wire extension spring with a hook.
The difficulty of spring change at present: 1. the internal structure of the coupling part of the car coupler is complex, the visibility is low, and the hook on the coupling rod is not easy to see; 2. the pulling force of spring is great, and steel wire extension spring stability is relatively poor, and the assigned position is installed to the spring difficult to, and the operation workman strength is little still can not draw the motionless spring in addition.
SUMMERY OF THE UTILITY MODEL
The utility model provides a shaft body draws horse formula spring mounting frock with the cooperation of axle sleeve has solved current technical problem.
In order to solve the technical problem, the utility model provides a puller type spring mounting tool with a matched shaft body and shaft sleeve, which comprises a shaft body and a shaft sleeve, the shaft body consists of a shaft body main body inserted in the shaft sleeve and a connecting seat positioned outside the shaft sleeve, the connecting seat and the shaft body are of an integrated structure, two ends of the shaft sleeve are respectively provided with a retainer ring, the retainer ring is fixedly connected with the shaft sleeve, an external thread is arranged on one side of the outer surface of the shaft sleeve, a nut is sleeved outside the shaft sleeve, the nut is in threaded connection with the shaft sleeve, a transparent cover plate is arranged on the other side of the shaft sleeve, a transparent cover plate opening is arranged in the center of the transparent cover plate, the side face of one end, close to the transparent cover plate, of the axle body main body is provided with an internal thread hole, the internal thread of the internal thread hole is fixedly connected with a connecting piece, and the side face of one end, far away from the axle body main body, of the connecting piece is fixedly provided with a traction mechanism.
Preferably, one side of the transparent cover plate is provided with a circular groove, the circular groove is in clearance fit with the shaft sleeve, the other side of the transparent cover plate is provided with a circular boss, and the circular boss and the transparent cover plate are of an integrated structure.
Preferably, the connecting member may pass through the transparent cover plate opening.
Preferably, the connecting member is a cylindrical structure provided with threads on the outer surface.
Preferably, one end of the traction mechanism, which is far away from the connecting piece, is provided with a draw hook.
Preferably, the outer diameter of the nut is larger than the inner diameter of the connecting seat.
Compared with the prior art, the utility model has the following advantages:
1. the utility model can drive the shaft body to move to the left by twisting the nut with the wrench, the shaft body can drive the traction mechanism to move stably, and further stably stretch the hooked spring, thereby realizing the installation of the hooked spring;
2. the stretching length of the hooked spring depends on the moving distance of the nut, so that the stretching length of the hooked spring cannot be suddenly and greatly increased, and the hooked spring is damaged;
3. the transparent cover plate can block the spring with the hook, so that the spring with the hook is prevented from being separated from the traction mechanism and jumping out in the stretching process to hurt operators, and the protective effect is achieved;
4. the transparent cover plate is transparent, so that an operator can conveniently observe whether the hooked spring in the workpiece is installed in place;
5. the diameter of the opening of the transparent cover plate is smaller than the diameters of the shaft body and the shaft sleeve, so that the shaft body and the shaft sleeve can be prevented from sliding out due to the tensile force of the hooked spring when the shaft is used, a workpiece is prevented from being damaged, and operating personnel are protected.
Drawings
Fig. 1 is a schematic view of the overall internal structure of the present invention;
fig. 2 is a schematic view of the present invention.
Reference numbers in the figures: 1. a shaft body; 2. a shaft sleeve; 3. a nut; 4. a traction mechanism; 5. a transparent cover plate; 6. a hooked spring; 7. an internally threaded bore; 8. the transparent cover plate is provided with an opening; 9. a workpiece mounting hole; 10. a connecting member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a puller type spring mounting tool matched with a shaft body and a shaft sleeve comprises the shaft body 1 and the shaft sleeve 2, wherein the shaft body 1 consists of a shaft body main body inserted in the shaft sleeve 2 and a connecting seat positioned outside the shaft sleeve 2, the connecting seat and the shaft body main body are of an integral structure, two ends of the shaft sleeve 2 are respectively provided with a check ring, the check rings are fixedly connected with the shaft sleeve 2, one side of the outer surface of the shaft sleeve 2 is provided with external threads, the outer part of the shaft sleeve 2 is sleeved with a nut 3, the nut 3 is in threaded connection with the shaft sleeve 2, the outer diameter of the nut 3 is larger than the inner diameter of the connecting seat, the other side of the shaft sleeve 2 is provided with a transparent cover plate 5, the central position of the transparent cover plate 5 is provided with a transparent cover plate opening 8, one side of the transparent cover plate 5 is provided with a circular groove in clearance fit with the shaft sleeve 2, the other side of the transparent cover plate 5 is provided with a circular boss, and the circular boss and the transparent cover plate 5 is of an integral structure, 5 right side bosss of transparent cover plate are clearance fit with workpiece setting hole 9, 5 left circular recess of transparent cover plate and right side boss restrict respectively axle sleeve 2 and transparent cover plate 5 and avoid it to take place to slide, enable this device stable installation on the work piece, the one end side that is close to transparent cover plate 5 in the axle body main part is provided with internal thread hole 7, the internal thread connection of internal thread hole 7 is fixed with connecting piece 10, connecting piece 10 sets up screwed cylindrical structure for the surface, transparent cover plate opening 8 can be passed to connecting piece 10, the fixed drive mechanism 4 that is provided with in one end side of keeping away from the axle body main part on the connecting piece 10, the one end that drive mechanism 4 kept away from connecting piece 10 is provided with the drag hook.
The working principle is as follows: when the coupler is used, one end of the spring 6 with the hook is hooked in a small hole in the coupler mechanism body, then the traction mechanism 4 penetrates into the workpiece mounting hole 9 and hooks the other end of the spring 6 with the hook, then the transparent cover plate 5 and the shaft sleeve 2 are pressed on the workpiece mounting hole 9, and then the nut 3 is screwed through a wrench, so that the shaft body 1 moves towards the left side, and the spring 6 with the hook is stretched;
the utility model can drive the shaft body 1 to move to the left by screwing the nut 3 with the wrench, the shaft body 1 can drive the traction mechanism 4 to move stably, and further stably stretches the hooked spring 6, thereby realizing the installation of the hooked spring 6; the extension length of the hooked spring 6 depends on the moving distance of the nut 3, so that the extension length of the hooked spring 6 is not suddenly and largely increased, thereby causing damage to the hooked spring 6; the transparent cover plate 5 can block the spring 6 with the hook, so that the spring 6 with the hook is prevented from being separated from the traction mechanism 4 and jumping out in the stretching process to hurt the operator, and the protection effect is achieved; the transparent cover plate 5 is transparent, so that an operator can conveniently observe whether the hooked spring 6 in the workpiece is installed in place; the diameter of the transparent cover plate opening 8 is smaller than the diameters of the shaft body 1 and the shaft sleeve 2, so that the shaft body 1 and the shaft sleeve 2 can be prevented from sliding out due to the tensile force of the hooked spring 6 when the shaft is used, and therefore the workpiece is prevented from being damaged and operating personnel are protected.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a shaft body and axle sleeve cooperation draw horse formula spring mounting frock which characterized in that: the novel electric welding shaft comprises a shaft body (1) and a shaft sleeve (2), wherein the shaft body (1) consists of a shaft body main body inserted in the shaft sleeve (2) and a connecting seat positioned outside the shaft sleeve (2), the connecting seat and the shaft body main body are of an integral structure, two ends of the shaft sleeve (2) are respectively provided with a check ring, the check rings are fixedly connected with the shaft sleeve (2), an external thread is arranged on one side of the outer surface of the shaft sleeve (2), a nut (3) is sleeved outside the shaft sleeve (2) and is in threaded connection with the shaft sleeve (2), a transparent cover plate (5) is arranged on the other side of the shaft sleeve (2), a transparent cover plate opening (8) is arranged at the central position of the transparent cover plate (5), an internal thread hole (7) is arranged on the side surface of one end, close to the transparent cover plate (5), of the shaft body main body, and a connecting piece (10) is fixedly connected with the internal thread of the internal thread hole (7), and a traction mechanism (4) is fixedly arranged on the side surface of one end of the connecting piece (10) far away from the shaft body main body.
2. The tool for mounting the puller type spring with the matched shaft body and shaft sleeve according to claim 1, wherein a circular groove is formed in the side face of one side of the transparent cover plate (5), the circular groove is in clearance fit with the shaft sleeve (2), a circular boss is arranged on the side face of the other side of the transparent cover plate (5), and the circular boss and the transparent cover plate (5) are of an integrated structure.
3. The tool for mounting the puller type spring with the shaft body matched with the shaft sleeve as recited in claim 1, wherein the connecting piece (10) can pass through the opening (8) of the transparent cover plate.
4. The tool for mounting the puller type spring with the shaft body matched with the shaft sleeve according to claim 1, wherein the connecting piece (10) is a cylindrical structure with threads on the outer surface.
5. The puller type spring mounting tool for matching the shaft body and the shaft sleeve as claimed in claim 1, wherein a pulling hook is arranged at one end of the traction mechanism (4) far away from the connecting piece (10).
6. The tool for mounting the puller type spring with the shaft body matched with the shaft sleeve as claimed in claim 1, wherein the outer diameter of the nut (3) is larger than the inner diameter of the connecting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120728466.9U CN214560582U (en) | 2021-04-09 | 2021-04-09 | Axle body draws horse formula spring mounting frock with axle sleeve cooperation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120728466.9U CN214560582U (en) | 2021-04-09 | 2021-04-09 | Axle body draws horse formula spring mounting frock with axle sleeve cooperation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214560582U true CN214560582U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120728466.9U Active CN214560582U (en) | 2021-04-09 | 2021-04-09 | Axle body draws horse formula spring mounting frock with axle sleeve cooperation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214560582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488826A (en) * | 2022-09-20 | 2022-12-20 | 惠州华阳通用电子有限公司 | Spring installation device |
-
2021
- 2021-04-09 CN CN202120728466.9U patent/CN214560582U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488826A (en) * | 2022-09-20 | 2022-12-20 | 惠州华阳通用电子有限公司 | Spring installation device |
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