CN217097546U - Machine body expansion tool - Google Patents
Machine body expansion tool Download PDFInfo
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- CN217097546U CN217097546U CN202220383122.3U CN202220383122U CN217097546U CN 217097546 U CN217097546 U CN 217097546U CN 202220383122 U CN202220383122 U CN 202220383122U CN 217097546 U CN217097546 U CN 217097546U
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- supporting seat
- rod
- supporting
- machine body
- tool
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Abstract
The utility model relates to the technical field of engines, and discloses a machine body expanding tool, which comprises a first supporting seat, a second supporting seat, a supporting rod and a rotating rod; the supporting rod and the rotating rod extend along a first direction; one end of the supporting rod is rotatably connected with the first supporting seat, one end of the supporting rod, which is far away from the first supporting seat, is provided with a mounting hole, and the inner wall of the mounting hole is provided with an internal thread; one end of the rotating rod is rotatably connected with the second supporting seat, and an external thread matched with the internal thread is arranged on the side wall of one side of the rotating rod, which is far away from the second supporting seat; first supporting seat and second supporting seat all are used for with organism frame butt, the rotary rod is used for producing thrust, in order to adjust the length of organism instrument that rises to the bracing piece in the first direction. Because the rotary rod is in threaded connection with the supporting rod, the phenomenon of separation of the rotary rod and the supporting rod cannot occur in the dismounting process of the machine body spreading tool, so that the machine body or an operator is prevented from being injured by crashing.
Description
Technical Field
The utility model belongs to the technical field of the engine technique and specifically relates to a organism instrument of expanding is related to.
Background
The engine is used as a core structure of the vehicle, the engine body types are various, and the gantry type engine body is one of the engine body types; in the installation process of the gantry type machine body of the bearing cover, the bearing cover and the machine body are in transition fit, so that the bearing cover is installed after the machine body part is expanded to a certain size by a tool.
The machine body expanding tool in the prior art generally comprises a support rod, a rotating rod, a fastening nut and two support seats. One supporting seat is welded with the supporting rod and the other supporting seat is welded with the rotating rod during assembly; the fastening nut is sleeved on the outer wall of the rotating rod and is in threaded connection with the rotating rod; and then the rotating rod extends into the hole of the supporting rod so that the fastening nut is abutted against the end face of the supporting rod. When the tool is used, the two supporting seats are installed on the frame of the machine body, and the fastening nuts are screwed to extrude the end faces of the supporting rods, so that the length of the whole tool is adjusted, and the machine body is expanded to install the bearing cover.
However, in the tool in the prior art, the rotating rod and the supporting rod are easily separated during the disassembly process, and the risk of injuring the machine body or an operator is existed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a organism instrument of rising, above-mentioned organism tool of rising's work efficiency is high, and the phenomenon of the separation of rotary rod and bracing piece can not appear dismantling the in-process to avoided the emergence of the condition of injuring organism or operator by a crashing object.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a machine body expansion tool comprises a first supporting seat, a second supporting seat, a supporting rod and a rotating rod; the supporting rod and the rotating rod extend along a first direction; one end of the supporting rod is rotatably connected with the first supporting seat, one end of the supporting rod, which is far away from the first supporting seat, is provided with a mounting hole, and the inner wall of the mounting hole is provided with an internal thread; one end of the rotating rod is rotatably connected with the second supporting seat, and an external thread matched with the internal thread is arranged on the side wall of one side of the rotating rod, which is far away from the second supporting seat; first supporting seat and second supporting seat all are used for with organism frame butt, the rotary rod is used for producing thrust, in order to adjust the length of organism instrument that rises to the bracing piece in the first direction.
The utility model provides an organism instrument of rising, during the use, with first supporting seat and second supporting seat respectively butt in the both sides of organism frame, then twist soon the rotary rod for the bracing piece receives thrust in the first direction, until organism instrument of rising whole length is elongated, in order to realize the organism part rises, can install the bearing cap; and after the bearing cover is installed, reversely screwing the rotating rod to recover the length of the whole machine body expansion tool, and then taking down the machine body expansion tool from the machine body frame, namely finishing the whole work.
Due to the arrangement mode, the rotary rod is in threaded fit with the support rod, so that the rotary rod can be conveniently screwed, meanwhile, the rotary rod can be accurately made to generate thrust to the support rod along the first direction, and the working efficiency is improved; in addition, because the rotary rod is in threaded connection with the supporting rod, the separation phenomenon of the rotary rod and the supporting rod can not occur in the disassembly process of the machine body expansion tool, so that the condition that a machine body or an operator is injured by smashing is avoided.
Optionally, one end of the support rod is rotatably connected with the first support seat through a first bearing; one end of the rotating rod is rotatably connected with the second supporting seat through a second bearing.
Optionally, the first bearing and the second bearing are both thrust bearings.
Optionally, the body spreading tool further comprises a first pad; the first cushion block is located on one side, deviating from the supporting rod, of the first supporting seat, and the first cushion block is used for buffering and protecting the first supporting seat when the first supporting seat is abutted to the machine body frame.
Optionally, the body spreading tool further comprises a second pad; the second cushion is located the one side that the second supporting seat deviates from the rotary rod, and the second cushion is used for when second supporting seat and organism frame butt, carrying out buffer protection to the second supporting seat.
Optionally, the rotating rod has a screwing portion thereon for cooperating with a screwing tool.
Optionally, the side wall of the rotating rod has a protrusion, and the protrusion constitutes a screwing part; the protrusion and the screwing tool are matched in shape and size.
Optionally, the support rod is provided with a clamping part matched with the clamping tool.
Drawings
Fig. 1 is a schematic structural view of a machine body expansion tool provided in an embodiment of the present invention;
fig. 2-3 are cross-sectional views of the body spreading tool provided by the embodiment of the present invention at different angles.
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.
Fig. 1 is a schematic structural view of an engine body spreading tool according to an embodiment of the present invention, and as shown in fig. 1, the engine body spreading tool according to the embodiment of the present invention includes a first supporting seat 1, a second supporting seat 2, a supporting rod 3 and a rotating rod 4; wherein, the support rod 3 and the rotating rod 4 both extend along a first direction; one end of the support rod 3 is rotatably connected with the first support seat 1, one end of the support rod 3, which is far away from the first support seat 1, is provided with a mounting hole, and the inner wall of the mounting hole is provided with an internal thread; one end of the rotating rod 4 is rotatably connected with the second supporting seat 2, and the side wall of one side of the rotating rod 4, which is far away from the second supporting seat 2, is provided with an external thread matched with the internal thread; first supporting seat 1 and second supporting seat 2 all are used for with organism frame butt, and rotary rod 4 is used for producing thrust, in order to adjust the length of organism instrument of rising to bracing piece 3 in the first direction.
When the machine body spreading tool provided by the embodiment is used, the first supporting seat 1 and the second supporting seat 2 are respectively abutted against two sides of a machine body frame, and then the rotating rod 4 is screwed, so that the supporting rod 3 is pushed in the first direction until the whole length of the machine body spreading tool is lengthened, the machine body is partially spread, and a bearing cover can be installed; after the bearing cover is installed, the rotating rod 4 is reversely screwed to restore the length of the whole machine body expanding tool, and then the machine body expanding tool is taken down from the machine body frame, namely the work is completely finished.
Due to the arrangement mode, the rotary rod 4 is in threaded fit with the support rod 3, so that the rotary rod 4 can be conveniently screwed, meanwhile, the rotary rod 4 can be accurately pushed to the support rod 3 along the first direction, and the working efficiency is improved; in addition, because the rotary rod 4 is in threaded connection with the support rod 3, the separation phenomenon of the rotary rod 4 and the support rod 3 can not occur in the disassembly process of the machine body expansion tool, so that the condition that a machine body or an operator is injured by crashing is avoided.
As an alternative embodiment, one end of the support rod 3 is rotatably connected with the first support seat 1 through a first bearing 5; one end of the rotating rod 4 is rotatably connected with the second supporting seat 2 through a second bearing 6. Wherein, the first bearing 5 and the second bearing 6 are both thrust bearings.
Fig. 2-3 are sectional views of the body spreading tool according to the embodiment of the present invention at different angles, specifically, fig. 2 is a sectional view at an angle a-a in fig. 3, and fig. 3 is a sectional view at an angle B-B in fig. 2; as shown in fig. 2 and 3, in the present embodiment, taking the first bearing 5 as an example for installation, a cover plate 12 may be disposed on one side of the first support seat 1 close to the second support seat 2, a bolt hole 13 may be disposed on the cover plate 12, and the first support seat 1, the first bearing 5 and the support rod 3 may be connected into a whole through the cover plate 12 and a fixing bolt 14 engaged with the bolt hole 13;
similarly, the cover plate 12 is also arranged on one side of the second supporting seat 2 close to the first supporting seat 1, the second supporting seat 2, the second bearing 6 and the rotating rod 4 are also connected into a whole, the specific mode is the same as the installation mode of the first bearing 5, and the description is omitted.
In addition, the number of the bolt holes 13 and the fixing bolts 14 on the cover plate 12 may be plural, and the plural bolt holes 13 and the plural fixing bolts 14 are provided in one-to-one correspondence, thereby improving the mounting stability of the cover plate 12.
Referring to fig. 1 and 2, as an alternative embodiment, the body spreading tool further comprises a first pad 7; first cushion 7 is located one side that first supporting seat 1 deviates from bracing piece 3, and first cushion 7 is used for when first supporting seat 1 and organism frame butt, carries out the buffer protection to first supporting seat 1.
In this embodiment, the first cushion block 7 can be bonded to the first support base 1, so as to play a role in buffering and protecting the first support base 1 more stably, and reduce friction between the first support base 1 and the machine frame.
In addition, the material of the first cushion block 7 can be hard plastic or nylon.
With continued reference to fig. 1 and 2, as an alternative embodiment, the body spreading tool further comprises a second spacer 8; the second cushion 8 is located the one side that second supporting seat 2 deviates from rotary rod 4, and second cushion 8 is used for when second supporting seat 2 and organism frame butt, carries out buffer protection to second supporting seat 2.
In this embodiment, the second cushion block 8 can be bonded to the second support seat 2, similarly to the first cushion block 7; the material and beneficial effects of the second cushion block 8 are the same as those of the first cushion block 7, and are not described in detail.
As an alternative embodiment, the rotary rod 4 has a screw 9 for engagement with a screw tool, as shown in fig. 1.
Referring to fig. 1, as an alternative embodiment, the side wall of the rotary rod 4 has a projection 10, the projection 10 constituting the screw part 9; the projection 10 is shaped and dimensioned to cooperate with a turning tool. The support rod 3 is provided with a clamping part 11 matched with a clamping tool.
In this embodiment, taking both the screwing tool and the clamping tool as the wrench as an example, the whole using process of the body spreading tool will be described in detail:
firstly, screwing a rotating rod 4, adjusting the machine body expansion tool to a proper length, and respectively abutting a first supporting seat 1 and a second supporting seat 2 against two sides of a machine body frame;
then, using a wrench as a clamping tool to clamp the clamping part 11 of the support rod 3 to prevent the support rod 3 from rotating, and then using another wrench as a screwing tool to clamp the protrusion 10 on the side wall of the rotary rod 4 to screw the rotary rod 4, so that the support rod 3 is pushed in the first direction until the whole length of the machine body expansion tool is lengthened to realize the partial expansion of the machine body, and then the bearing cap can be installed;
after the bearing cover is installed, the supporting rod 3 is kept clamped, the rotating rod 4 is reversely screwed to recover the length of the whole machine body expanding tool, and then the machine body expanding tool is taken down from the machine body frame, so that the work is completed.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (8)
1. A machine body expansion tool is characterized by comprising a first supporting seat, a second supporting seat, a supporting rod and a rotating rod; wherein the content of the first and second substances,
the supporting rod and the rotating rod both extend along a first direction;
one end of the supporting rod is rotatably connected with the first supporting seat, one end of the supporting rod, which is far away from the first supporting seat, is provided with a mounting hole, and the inner wall of the mounting hole is provided with internal threads;
one end of the rotating rod is rotatably connected with the second supporting seat, and an external thread matched with the internal thread is arranged on the side wall of one side of the rotating rod, which is far away from the second supporting seat;
the first supporting seat and the second supporting seat are used for being abutted to a machine body frame, and the rotating rod is used for generating thrust on the supporting rod in the first direction so as to adjust the length of the machine body expansion tool.
2. The tool for spreading the engine block according to claim 1, wherein one end of the support rod is rotatably connected to the first support base through a first bearing;
one end of the rotating rod is rotatably connected with the second supporting seat through a second bearing.
3. An engine block spreading tool according to claim 2, wherein the first bearing and the second bearing are both thrust bearings.
4. The body spreading tool of claim 1, further comprising a first spacer;
the first cushion block is located one side of the supporting rod, which is deviated from the first supporting seat, and the first cushion block is used for buffering and protecting the first supporting seat when the first supporting seat is abutted to the machine body frame.
5. The body spreading tool of claim 1, further comprising a second pad;
the second cushion block is located on one side, deviating from the rotating rod, of the second supporting seat, and the second cushion block is used for buffering and protecting the second supporting seat when the second supporting seat is abutted to the machine body frame.
6. An expansion tool according to any one of claims 1-5, wherein said rotating rod has a screwing portion for cooperating with a screwing tool.
7. The body spreading tool according to claim 6, wherein a side wall of the rotating lever has a protrusion constituting the screwing part;
the protrusion and the screwing tool are matched in shape and size.
8. An expansion tool according to claim 6, wherein the support rod has a clamping portion for engaging with a clamping tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220383122.3U CN217097546U (en) | 2022-02-23 | 2022-02-23 | Machine body expansion tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220383122.3U CN217097546U (en) | 2022-02-23 | 2022-02-23 | Machine body expansion tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217097546U true CN217097546U (en) | 2022-08-02 |
Family
ID=82599334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220383122.3U Active CN217097546U (en) | 2022-02-23 | 2022-02-23 | Machine body expansion tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217097546U (en) |
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2022
- 2022-02-23 CN CN202220383122.3U patent/CN217097546U/en active Active
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