CN111843911A - Range extender positioning and assembling tool and range extender assembling method - Google Patents
Range extender positioning and assembling tool and range extender assembling method Download PDFInfo
- Publication number
- CN111843911A CN111843911A CN202010808470.6A CN202010808470A CN111843911A CN 111843911 A CN111843911 A CN 111843911A CN 202010808470 A CN202010808470 A CN 202010808470A CN 111843911 A CN111843911 A CN 111843911A
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- stator
- support frame
- positioning
- engine
- range extender
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- 239000004606 Fillers/Extenders Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000009434 installation Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention relates to the technical field of assembly, in particular to a range extender positioning and assembling tool and a range extender assembling method, wherein the range extender positioning and assembling tool comprises an underframe; the first support frame is arranged on the upper end face of the underframe and used for supporting an engine; the sliding assembly is arranged on the upper end surface of the bottom frame along a first direction; the second support frame is arranged on the sliding assembly and used for supporting a stator of a generator, and the second support frame can move along the first direction through the sliding assembly to be close to or far away from the first support frame; and the stator hanger is arranged on the sliding assembly and used for fixing the stator arranged on the second support frame. The invention can accurately position and assemble the engine and the generator of the range extender, thereby improving the assembly efficiency of the range extender.
Description
Technical Field
The invention relates to the technical field of assembly, in particular to a range extender positioning and assembling tool and a range extender assembling method.
Background
With the development of the automobile industry, more and more automobiles enter production life, convenience is brought to life of people, and meanwhile, environmental pollution is caused by combustion of fossil energy. In order to reduce environmental pollution, more and more new energy automobiles are put into use. The range extender is a core component of the new energy vehicle, consists of an engine and a generator, and can provide additional electric energy, so that the electric vehicle can increase the driving mileage. However, the structure and the installation mode of the engine and the generator of the range extender are completely different from those of the engine and the generator of the traditional fuel vehicle, and the engine and the generator can meet the technical requirements of the assembly of the engine and the generator only by accurate positioning and clamping. This results in a less efficient philadelphia fitting due to the above requirements.
Therefore, a positioning and assembling tool for a range extender and an assembling method for the range extender are needed to solve the technical problems.
Disclosure of Invention
The invention aims to provide a range extender positioning and assembling tool and a range extender assembling method, which can accurately position and assemble an engine and a generator of a range extender, thereby improving the assembling efficiency of the range extender.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a range extender location assembly fixture, includes:
a chassis;
the first support frame is arranged on the upper end face of the underframe and used for supporting an engine;
the sliding assembly is arranged on the upper end surface of the bottom frame along a first direction;
the second support frame is arranged on the sliding assembly and used for supporting a stator of a generator, and the second support frame can move along the first direction through the sliding assembly to be close to or far away from the first support frame;
and the stator hanger is arranged on the sliding assembly and used for fixing the stator arranged on the second support frame.
Optionally, the sliding assembly includes a sliding rail and a sliding frame, the sliding rail includes two, two the sliding rail is all along the first direction parallel interval is in on the chassis, the sliding frame with the sliding rail sliding connection, the second support frame with the stator gallows all sets up on the sliding frame.
Optionally, the stator hanger includes a support and a cantilever, the support is disposed on the sliding frame along a vertical direction, the cantilever is disposed at an end of the support far away from the sliding frame, and the cantilever can rotate in a set angle relative to the support.
Optionally, the support is in an inverted L shape, and includes a first horizontal portion and a first vertical portion that are connected to each other perpendicularly, one end of the first vertical portion that is away from the first horizontal portion is connected to the carriage, and the cantilever is disposed on the first horizontal portion.
Optionally, the stator hanger further includes a mounting seat, the mounting seat is fixedly disposed on the first horizontal portion, one end of the cantilever is disposed on the mounting seat, and the cantilever can rotate in a set angle relative to the mounting seat.
Optionally, a positioning plate is arranged at one end, away from the bracket, of the cantilever, a positioning hole is formed in the positioning plate, and the fixing piece penetrates through the positioning hole to be connected with the stator so as to position the stator.
Optionally, the stator support frame further comprises a guide rod, and the guide rod can penetrate through a through hole in the positioned stator to be connected with a stator positioning pin arranged on the engine on the first support frame.
Optionally, one end of the guide rod connected with the stator positioning pin is provided with an external thread, a threaded hole matched with the external thread is formed in the stator positioning pin, and the guide rod is in threaded connection with the stator positioning pin.
Optionally, the device further comprises a moving trolley, and the base frame is fixedly arranged on the moving trolley.
The range extender positioning and assembling tool comprises the following steps:
s1, moving the second support frame and the stator hanger to one end of the underframe far away from the first support frame through the sliding assembly;
s2, hoisting the engine by using a crane and placing the engine on the first support frame;
s3, mounting a rotor of a generator on the engine;
s4, hoisting the stator of the generator by using a crane and placing the stator on the second support frame;
s5, connecting the stator hanger with the stator by using bolts to position the stator;
s6, pushing the second support frame and the stator hanger to move towards the first support frame until the stator is completely contacted with the engine;
s7, mounting the stator on the engine;
and S8, unscrewing the bolt, and disconnecting the stator from the stator hanger to finish assembly.
The invention has the beneficial effects that:
the invention provides a range extender positioning and assembling tool, which is characterized in that a first support frame, a second support frame and a stator hanger are arranged on a bottom frame, the second support frame and the stator hanger can move relative to the first support frame through a sliding assembly, when the range extender is installed, an engine is arranged on the first support frame, a rotor of the generator is installed on the engine, a stator is arranged on the second support frame and is installed and positioned through the stator hanger, then the second support frame and the stator hanger are pushed to enable the stator to be in contact with the engine, the stator is installed on the engine, and the assembly of the range extender is completed. Through the arrangement, the engine and the generator of the range extender can be accurately positioned and assembled, so that the assembly efficiency of the range extender is improved.
The range extender assembling method provided by the invention can accurately position and assemble the engine and the generator of the range extender, thereby improving the assembling efficiency of the range extender.
Drawings
FIG. 1 is a schematic view of a positioning and assembling tool for a range extender of the present invention;
FIG. 2 is a schematic view of a range extender positioning assembly fixture incorporating an engine and rotor in accordance with the present invention;
fig. 3 is a schematic view of a positioning and assembling tool for a range extender for mounting a stator.
In the figure:
1. a chassis; 2. a sliding assembly; 21. a slide rail; 22. a carriage; 3. a first support frame; 4. a second support frame; 5. a stator hanger; 51. a first vertical portion; 52. a first horizontal portion; 53. a cantilever; 531. positioning a plate; 54. a mounting seat; 6. moving the trolley; 61. a universal wheel; 7. an engine; 8. a rotor; 9. and a stator.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to accurately position and assemble an engine and a generator of a range extender and improve the assembly efficiency of the range extender, as shown in fig. 1 to 3, the invention provides a range extender positioning and assembling tool, which comprises: the device comprises an underframe 1, a first support frame 3, a sliding assembly 2, a second support frame 4 and a stator hanger 5; the first support frame 3 is fixedly arranged on the upper end face of the underframe 1 and used for supporting an engine 7; the sliding assembly 2 is arranged on the upper end surface of the chassis 1 along a first direction; the second support frame 4 is arranged on the sliding assembly 2 and used for supporting a stator 9 of the generator, and the second support frame 4 can move in a first direction to be close to or far away from the first support frame 3 through the sliding assembly 2; a stator hanger 5 is provided on the slide module 2 for fixing a stator 9 provided on the second support frame 4.
By arranging the first support frame 3, the second support frame 4 and the stator hanger 5 on the underframe 1, the second support frame 4 and the stator hanger 5 can move relative to the first support frame 3 through the sliding assembly 2, when the range extender is installed, the engine 7 is arranged on the first support frame 3, the rotor 8 of the generator is installed on the engine 7, the stator 9 is arranged on the second support frame 4 and is installed and positioned through the stator hanger 5, then the second support frame 4 and the stator hanger 5 are pushed to enable the stator 9 to be in contact with the engine 7, the stator 9 is installed on the engine 7, and the assembly of the range extender is completed. Through the arrangement, the engine 7 and the generator of the range extender can be accurately positioned and assembled, so that the assembly efficiency of the range extender is improved.
Further, the sliding assembly 2 includes slide rail 21 and carriage 22, and slide rail 21 includes two, and two slide rails 21 all follow first direction parallel interval on chassis 1, carriage 22 and slide rail 21 sliding connection, and second support frame 4 and stator gallows 5 all set up on carriage 22. Specifically, the first support frame 3 is disposed at one end of the slide rail 21, and the second support frame 4 and the stator hanger 5 are conveniently moved along a set path by disposing the slide rail 21 and the slide carriage 22.
Further, the stator hanger 5 includes a support and a cantilever 53, the support is disposed on the sliding frame 22 along the vertical direction, the cantilever 53 is disposed at one end of the support far away from the sliding frame 22, and the cantilever 53 can rotate in a set angle relative to the support. Specifically, the cantilever 53 can rotate in a vertical plane, and the rotation angle is 180 degrees, when the rotor 8 is installed, the cantilever 53 is rotated away from the side opposite to the engine 7 so as not to interfere with the installation of the rotor 8, and when the stator 9 is fixedly positioned, the cantilever 53 is rotated to the side opposite to the engine 7.
Further, the stand is in an inverted L shape, and includes a first horizontal portion 52 and a first vertical portion 51 which are vertically connected to each other, an end of the first vertical portion 51 which is away from the first horizontal portion 52 is connected to the carriage 22, and a cantilever 53 is provided on the first horizontal portion 52. Specifically, stator hanger 5 further includes a mounting seat 54, mounting seat 54 is fixedly disposed on first horizontal portion 52, one end of cantilever 53 is disposed on mounting seat 54, and cantilever 53 can rotate within a set angle relative to mounting seat 54. Through the arrangement, the cantilever 53 and the support are convenient to mount.
Further, one end of the cantilever 53, which is far away from the bracket, is provided with a positioning plate 531, a positioning hole is formed in the positioning plate 531, and the fixing member passes through the positioning hole to be connected with the stator 9, so as to position the stator 9. Specifically, three positioning holes are formed in the positioning plate 531, and three bolts penetrate through the positioning holes to be connected with threaded holes in the stator 9, so that preliminary positioning of the stator 9 is completed. Specifically, the number and the positions of the positioning holes formed in the positioning plate 531 are arranged in one-to-one correspondence with the threaded holes on the stator 9, and the specific number is not limited herein.
Because the generator rotor 8 has strong magnetic force, the stator 9 and the rotor 8 are prevented from being attracted together due to the magnetic force in the installation process, so that the accurate positioning and the coaxiality when the engine 7, the generator rotor 8 and the stator 9 are assembled are fully considered. Further, this location assembly work still includes the guide bar, and the guide bar can pass the through-hole on the stator 9 that fixes a position and be connected with the stator locating pin that sets up on engine 7 on first support frame 3. Through setting up the guide bar, can further confirm the position of stator 9 relative engine 7 to guarantee that the clearance between stator 9 and the rotor 8 after the installation satisfies 0.96 mm's technical requirement.
Further, in order to improve the stability of being connected between guide bar and the stator locating pin, optionally, the one end that guide bar and stator locating pin are connected is equipped with the external screw thread, set up on the stator locating pin with external screw thread matched with screw hole, guide bar and stator locating pin spiro union. Specifically, in the present embodiment, two guide rods are provided, but of course, the number of guide rods is not limited herein, and the number of guide rods may be set according to actual needs.
Further, this location assembly fixture still includes travelling car 6, and chassis 1 is fixed to be set up on travelling car 6. This positioning tool is conveniently removed through setting up travelling car 6 to increase the adaptability in place. Four universal wheels 61 are provided on the carriage 6, and four corners of the carriage 6 are provided one at a time. The moving trolley 6 is convenient to move by using the universal wheels 61, so that the moving trolley 6 can move flexibly.
The embodiment also provides an assembly method of the range extender, which uses the range extender positioning and assembling tool and comprises the following steps:
s1, moving the second support frame 4 and the stator hanger 5 to one end of the underframe 1 far away from the first support frame 3 through the sliding assembly 2; specifically, four positioning points are arranged on the first support frame 3 at intervals, and the heights and positions of the four positioning points can be adjusted to adapt to the engine 7, so that the engine 7 is stably arranged on the first support frame 3.
S2, hoisting the engine 7 by using a crane and placing the engine on the first support frame 3;
s3, mounting the rotor 8 of the generator on the engine 7; specifically, the cantilever 53 of the stator hanger 5 is turned outwards by 180 degrees, and the rotor 8 is mounted on the engine 7 by using a hexagonal flange face bolt;
s4, hoisting the stator 9 of the generator by using a crane and placing the stator on the second support frame 4; specifically, a stator hook is arranged on the stator 9, and the stator 9 is lifted and falls down until the lower part of the stator falls on the second support frame 4; taking down the stator hook;
s5, connecting the stator hanger 5 with the stator 9 by using bolts, and positioning the stator hanger 5; specifically, the cantilever 53 of the stator hanger 5 is turned inwards by 180 degrees, the position of the stator 9 is adjusted to align the threaded hole on the stator 9 with the hole on the cantilever 53 of the stator hanger 5, and the stator 9 of the generator and the cantilever 53 of the stator hanger 5 are connected by 3 bolts to preliminarily position the stator 9; then, the two guide rods firstly penetrate through corresponding holes in the stator 9, are connected with a stator positioning pin on the rear end face of the engine 7, and are screwed down to accurately position the stator 9.
S6, pushing the second support frame 4 and the stator hanger 5 to move towards the first support frame 3 until the stator 9 is completely contacted with the engine 7;
s7, mounting the stator 9 on the engine 7; specifically, 11 hexagonal flange face bolts are used for connecting the generator stator 9 and the engine 7;
and S8, unscrewing bolts for fixing the stator 9 and the cantilever 53, taking out the guide rod, and disconnecting the stator 9 from the stator hanger 5 to finish assembly.
Through the mode, the engine 7 and the generator of the range extender can be accurately positioned and assembled, so that the assembly efficiency of the range extender is improved.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a increase journey ware location assembly fixture which characterized in that includes:
a chassis (1);
the first support frame (3) is arranged on the upper end face of the underframe (1) and used for supporting an engine (7);
the sliding assembly (2) is arranged on the upper end face of the bottom frame (1) along a first direction;
a second support frame (4) arranged on the sliding assembly (2) and used for supporting a stator (9) of a generator, wherein the second support frame (4) can move along the first direction to be close to or far away from the first support frame (3) through the sliding assembly (2);
the stator hanger (5) is arranged on the sliding assembly (2) and used for fixing the stator (9) arranged on the second supporting frame (4).
2. The range extender positioning and assembling tool is characterized in that the sliding assembly (2) comprises two sliding rails (21) and a sliding frame (22), the two sliding rails (21) are arranged on the base frame (1) in parallel at intervals along the first direction, the sliding frame (22) is connected with the sliding rails (21) in a sliding mode, and the second support frame (4) and the stator hanger (5) are arranged on the sliding frame (22).
3. The range extender positioning and assembling tool is characterized in that the stator hanger (5) comprises a bracket and a cantilever (53), the bracket is arranged on the sliding frame (22) in the vertical direction, the cantilever (53) is arranged at one end of the bracket far away from the sliding frame (22), and the cantilever (53) can rotate relative to the bracket within a set angle.
4. The range extender positioning and assembling tool according to claim 3, wherein the bracket is in an inverted L shape and comprises a first horizontal portion (52) and a first vertical portion (51) which are vertically connected with each other, one end, away from the first horizontal portion (52), of the first vertical portion (51) is connected with the sliding frame (22), and the cantilever (53) is arranged on the first horizontal portion (52).
5. The range extender positioning and assembling tool according to claim 4, wherein the stator hanger (5) further comprises a mounting seat (54), the mounting seat (54) is fixedly arranged on the first horizontal part (52), one end of the cantilever (53) is arranged on the mounting seat (54), and the cantilever (53) can rotate relative to the mounting seat (54) within a set angle.
6. The stroke extender positioning and assembling tool as claimed in claim 3, wherein a positioning plate (531) is arranged at one end of the cantilever (53) far away from the support, a positioning hole is formed in the positioning plate (531), and a fixing piece penetrates through the positioning hole to be connected with the stator (9) so as to position the stator (9).
7. The stroke extender positioning and assembling tool according to claim 6, further comprising a guide rod, wherein the guide rod can penetrate through a through hole in the positioned stator (9) to be connected with a stator positioning pin arranged on the engine (7) on the first support frame (3).
8. The stroke extender positioning and assembling tool according to claim 7, wherein an external thread is arranged at one end of the guide rod connected with the stator positioning pin, a threaded hole matched with the external thread is formed in the stator positioning pin, and the guide rod is in threaded connection with the stator positioning pin.
9. The stroke extender positioning and assembling tool according to claim 1, further comprising a moving trolley (6), wherein the underframe (1) is fixedly arranged on the moving trolley (6).
10. A method for assembling a range extender, which is characterized in that the range extender positioning and assembling tool according to any one of claims 1 to 9 is used, and comprises the following steps:
s1, moving the second support frame (4) and the stator hanger (5) to one end, far away from the first support frame (3), of the underframe (1) through the sliding assembly (2);
s2, hoisting the engine (7) by using a crane and placing the engine on the first support frame (3);
s3, mounting a rotor (8) of a generator on the engine (7);
s4, hoisting the stator (9) of the generator by using a crane and placing the stator on the second support frame (4);
s5, connecting the stator hanger (5) with the stator (9) by using bolts to position the stator (9);
s6, pushing the second support frame (4) and the stator hanger (5) to move towards the first support frame (3) until the stator (9) is completely contacted with the engine (7);
s7, mounting the stator (9) on the engine (7);
s8, unscrewing the bolts, and disconnecting the stator (9) from the stator hanger (5) to finish assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010808470.6A CN111843911A (en) | 2020-08-12 | 2020-08-12 | Range extender positioning and assembling tool and range extender assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010808470.6A CN111843911A (en) | 2020-08-12 | 2020-08-12 | Range extender positioning and assembling tool and range extender assembling method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111843911A true CN111843911A (en) | 2020-10-30 |
Family
ID=72971975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010808470.6A Pending CN111843911A (en) | 2020-08-12 | 2020-08-12 | Range extender positioning and assembling tool and range extender assembling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111843911A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851123A (en) * | 2022-05-05 | 2022-08-05 | 一汽解放大连柴油机有限公司 | Exhaust throttle valve assembling and positioning tool, system and method |
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| CN109787434A (en) * | 2019-03-05 | 2019-05-21 | 上海鑫国动力科技有限公司 | A kind of motor assembly machine |
| CN212635604U (en) * | 2020-08-12 | 2021-03-02 | 上海元城汽车技术有限公司 | Positioning and assembling tool for range extender |
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| CN204349728U (en) * | 2014-12-10 | 2015-05-20 | 重庆智仁发电设备有限责任公司 | Generator assembly tooling |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114851123A (en) * | 2022-05-05 | 2022-08-05 | 一汽解放大连柴油机有限公司 | Exhaust throttle valve assembling and positioning tool, system and method |
| CN114851123B (en) * | 2022-05-05 | 2023-06-16 | 一汽解放大连柴油机有限公司 | Exhaust throttle valve assembly positioning tool, system and method |
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