CN110814611B - Welding fixture for rear axle of three-wheeled electric vehicle - Google Patents
Welding fixture for rear axle of three-wheeled electric vehicle Download PDFInfo
- Publication number
- CN110814611B CN110814611B CN201911098962.4A CN201911098962A CN110814611B CN 110814611 B CN110814611 B CN 110814611B CN 201911098962 A CN201911098962 A CN 201911098962A CN 110814611 B CN110814611 B CN 110814611B
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- Prior art keywords
- rear axle
- plate
- clamp
- supporting
- fixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a three-wheeled electric vehicle rear axle welding clamp which comprises a clamp main body, wherein the clamp main body consists of two clamp parts with the same structure, the two clamp parts are fixedly connected, a gap capable of putting down a rear axle is arranged between the two clamp parts, two first supporting plates for supporting a rear axle shaft and a second supporting plate for supporting a rear axle bag are arranged in the gap, the second supporting plate is positioned between the two first supporting plates, and the first supporting plate and the second supporting plate are connected to the clamp parts through supporting rods; the rear axle fixing device is provided with the clamping mechanisms and the driving mechanism for driving the plurality of clamping mechanisms simultaneously, and can be used for quickly and respectively fixing the half axle of the rear axle and the rear axle package through the driving of the motor, so that the time is saved, and the working efficiency is improved.
Description
Technical Field
The invention relates to the field of electric vehicle rear axle production equipment, in particular to a welding clamp for a rear axle of a three-wheeled electric vehicle.
Background
Two rear axle semi-axles insert rear axle package both sides earlier before the tricycle rear axle welding, then fix rear axle semi-axle and rear axle package respectively, weld again, and must guarantee better axiality when the welding, consequently, need accomplish with the help of special welding jig, current tricycle electric motor car rear axle welding jig structure is complicated, the loading and unloading step is comparatively troublesome, need fixing step by step, unable quick fixation, the orientation direction is single, lead to the relative position of rear axle and end cover to become flexible easily, positioning accuracy is lower, the welding qualification rate is not high, remain further improvement.
Disclosure of Invention
The invention provides a welding clamp for a rear axle of a three-wheeled electric vehicle, which can solve the problem that the welding clamp for the rear axle in the prior art cannot be quickly fixed.
A welding clamp for a rear axle of a three-wheeled electric vehicle comprises a clamp main body, wherein the clamp main body is composed of two clamp parts with the same structure, the two clamp parts are fixedly connected, a space capable of placing the rear axle is arranged between the two clamp parts, two first supporting plates for supporting a rear axle shaft and a second supporting plate for supporting a rear axle bag are arranged in the space, the second supporting plate is positioned between the two first supporting plates, and the first supporting plates and the second supporting plates are connected to the clamp parts through supporting rods;
a plurality of groups of telescopic fixing plates are arranged on one adjacent side of each of the two clamp parts, a cavity is formed in each clamp part, clamping mechanisms used for pushing the fixing plates to abut against the rear axle are arranged in the cavities, and the number of the clamping mechanisms is the same as that of the fixing plates;
the clamping mechanism comprises a cam plate which is rotatably arranged in the cavity and a connecting rod which is fixedly connected with the fixed plate, a spring which is sleeved on the connecting rod is also arranged in the cavity, and the spring is used for driving the connecting rod to abut against the cam plate;
and the cavity is internally provided with a driving mechanism for driving the plurality of clamping mechanisms to work simultaneously, and the two driving mechanisms are in transmission connection through a chain transmission mechanism.
Preferably, the driving mechanism includes a plurality of gears, a rack plate and transmission shafts rotatably disposed in the cavity, the rack plate is simultaneously engaged with the plurality of gears, the rack plate is slidably disposed on the inner wall of the cavity along the length direction of the clamp portion, the gears are located above the cam plates and rotate coaxially with the cam plates, the transmission shafts are also mounted with the gears, one end of the transmission shafts extends out of the clamp portion, the transmission shafts of the two driving mechanisms are in transmission connection through the chain transmission mechanism, the chain transmission mechanism is mounted on the portion of the two transmission shafts outside the clamp portion, and the bottom end of one of the transmission shafts is in transmission connection with a motor fixedly mounted on the lower side of the clamp portion.
Preferably, one end of the connecting rod, which abuts against the cam plate, is spherical.
Preferably, the plurality of groups of fixing plates are respectively a first fixing plate for fixing a rear axle half shaft and a second fixing plate for fixing a rear axle bag.
Preferably, the first supporting plate is an arc-shaped plate and is provided with a plurality of rotating wheels.
Compared with the prior art, the invention has the beneficial effects that: the rear axle fixing device is provided with the clamping mechanisms and the driving mechanism for driving the plurality of clamping mechanisms simultaneously, and can be used for quickly and respectively fixing the half axle of the rear axle and the rear axle package through the driving of the motor, so that the time is saved, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic structural diagram of a first support plate according to the present invention;
FIG. 6 is a schematic structural diagram of a first fixing plate according to the present invention;
FIG. 7 is a schematic structural view of a second fixing plate according to the present invention;
fig. 8 is a schematic view of a rear axle structure of the prior art.
Description of reference numerals:
1-a clamp part, 2-a first support plate, 3-a second support plate, 41-a first fixing plate, 42-a second fixing plate, 5-a cavity, 6-a cam plate, 7-a connecting rod, 8-a spring, 9-a chain transmission mechanism, 10-a gear, 11-a rack plate, 12-a transmission shaft, 13-a motor, 14-a runner, 15-a wear strip, 16-a rear axle shaft and 17-a rear axle bag.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in fig. 1 to 8, a welding fixture for a rear axle of a three-wheeled electric vehicle according to an embodiment of the present invention includes a fixture main body, the fixture main body includes two fixture portions 1 having the same structure, the two fixture portions 1 are fixedly connected with each other, a space is provided between the two fixture portions 1, the space is capable of placing the rear axle, two first support plates 2 for supporting a rear axle half shaft 16 and a second support plate 3 for supporting a rear axle bag 17 are disposed in the space, the second support plate 3 is located between the two first support plates 2, and the first support plate 2 and the second support plate 3 are both connected to the fixture portions 1 through a support rod;
a plurality of groups of telescopic fixing plates are arranged on one adjacent side of each of the two clamp parts 1, a cavity 5 is formed in each clamp part 1, clamping mechanisms used for pushing the fixing plates to abut against the rear axle are arranged in each cavity 5, and the number of the clamping mechanisms is the same as that of the fixing plates;
the clamping mechanism comprises a cam plate 6 which is rotatably arranged in the cavity 5 and a connecting rod 7 which is fixedly connected with the fixed plate, a spring 8 which is sleeved on the connecting rod 7 is further arranged in the cavity 5, and the spring 8 is used for driving the connecting rod 7 to abut against the cam plate 6;
the cavity 5 is also internally provided with a driving mechanism for driving the plurality of clamping mechanisms to work simultaneously, and the two driving mechanisms are in transmission connection through a chain transmission mechanism 9;
the driving mechanism comprises a plurality of gears 10, a rack plate 11 and a transmission shaft 12 rotatably disposed in the cavity 5, the rack plate 11 is engaged with a plurality of the gears 10 at the same time, the rack plate 11 is slidably provided on the inner wall of the cavity 5 along the length direction of the grip part 1, the gear 10 is positioned above the cam plate 6 and rotates coaxially with the cam plate 6, the gear 10 is also mounted on the transmission shaft 12, one end of the transmission shaft 12 extends out of the clamp part 1, the transmission shafts 12 of the two driving mechanisms are in transmission connection through the chain transmission mechanism 9, the chain drive 9 is mounted on the part of the two transmission shafts 12 outside the clamp part 1, the bottom end of one of the transmission shafts 12 is in transmission connection with a motor 13 fixedly arranged on the lower side of the clamp part 1;
the chain transmission mechanism 9 is a common transmission structure in the prior art, and therefore, is not described in detail herein;
one end of the connecting rod 7, which is abutted against the cam plate 6, is spherical;
wear-resistant strips 15 are fixedly arranged above the first supporting plate 2, and the wear-resistant strips 15 are made of rubber materials, so that scratches of the rear axle shaft 16 on the first supporting plate 2 can be avoided;
the plurality of groups of fixing plates are respectively a first fixing plate 41 for fixing the rear axle half shaft 16 and a second fixing plate 42 for fixing the rear axle bag 17, the shape of the first fixing plate 41 is shown in fig. 6, and the shape of the second fixing plate 42 is shown in fig. 7, so that the fixing effect is effectively improved;
furthermore, first backup pad 2 is the arc and installs a plurality of runners 14 on it, conveniently pushes into rear axle semi-axis 16 in the mounting hole of rear axle package 17.
The working principle is as follows: when the rear axle package fixing device is used, the rear axle package 17 is firstly placed on the second supporting plate 3, then the two rear axle half shafts 16 are respectively inserted from two sides of the rear axle package 17, the motor 13 is started, the motor 13 drives the two transmission shafts 12 to simultaneously rotate under the action of the chain transmission mechanism 9, the gear 10 on the transmission shafts 12 drives the rack plate 11 to move, the rack plate 11 drives the gear above the cam plate 6 to rotate in the moving process, so that the cam plate 6 is driven to rotate, the connecting rod 7 is pushed in the rotating process of the cam plate 6 to simultaneously push the first fixing plate 41 and the second fixing plate 42 to the rear axle, and finally fixing is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (3)
1. The welding clamp for the rear axle of the three-wheeled electric vehicle comprises a clamp main body and is characterized in that the clamp main body consists of two clamp parts with the same structure, the two clamp parts are fixedly connected, a space capable of putting down the rear axle is arranged between the two clamp parts, two first supporting plates for supporting a rear axle shaft and a second supporting plate for supporting a rear axle bag are arranged in the space, the second supporting plate is positioned between the two first supporting plates, and the first supporting plate and the second supporting plate are connected to the clamp parts through supporting rods;
a plurality of groups of telescopic fixing plates are arranged on one adjacent side of each of the two clamp parts, a cavity is formed in each clamp part, clamping mechanisms used for pushing the fixing plates to abut against the rear axle are arranged in the cavities, and the number of the clamping mechanisms is the same as that of the fixing plates;
the clamping mechanism comprises a cam plate which is rotatably arranged in the cavity and a connecting rod which is fixedly connected with the fixed plate, a spring which is sleeved on the connecting rod is also arranged in the cavity, and the spring is used for driving the connecting rod to abut against the cam plate;
the cavity is internally provided with a driving mechanism for driving the clamping mechanisms to work simultaneously, and the two driving mechanisms are in transmission connection through a chain transmission mechanism;
the driving mechanism comprises a plurality of gears, a rack plate and transmission shafts, the transmission shafts are rotatably arranged in the cavity, the rack plate is simultaneously connected with the plurality of gears in a meshed mode, the rack plate is slidably arranged on the inner wall of the cavity along the length direction of the clamp part, the gears are positioned above the cam plates and rotate coaxially with the cam plates, the transmission shafts are also provided with the gears, one end of each transmission shaft extends out of the clamp part, the transmission shafts of the two driving mechanisms are in transmission connection through the chain transmission mechanisms, the chain transmission mechanisms are arranged on the parts of the two transmission shafts outside the clamp part, and the bottom end of one transmission shaft is in transmission connection with a motor fixedly arranged on the lower side of the clamp part;
the multiple groups of fixing plates are respectively a first fixing plate for fixing a rear axle shaft and a second fixing plate for fixing a rear axle bag.
2. The welding jig for the rear axle of the three-wheeled electric vehicle as claimed in claim 1, wherein an end of the connecting rod abutting against the cam plate is spherical.
3. The welding jig for the rear axle of the three-wheeled electric vehicle as claimed in claim 1, wherein the first supporting plate is an arc-shaped plate and has a plurality of wheels mounted thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098962.4A CN110814611B (en) | 2019-11-12 | 2019-11-12 | Welding fixture for rear axle of three-wheeled electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098962.4A CN110814611B (en) | 2019-11-12 | 2019-11-12 | Welding fixture for rear axle of three-wheeled electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110814611A CN110814611A (en) | 2020-02-21 |
| CN110814611B true CN110814611B (en) | 2021-09-14 |
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ID=69554213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911098962.4A Active CN110814611B (en) | 2019-11-12 | 2019-11-12 | Welding fixture for rear axle of three-wheeled electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110814611B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3580459A (en) * | 1968-10-23 | 1971-05-25 | Rockwell Standard Co | Variable position means for holding a nonrotating workpiece in friction welding apparatus |
| CN203779523U (en) * | 2014-04-03 | 2014-08-20 | 吴秀春 | Telescopic manipulator |
| CN205630034U (en) * | 2016-05-27 | 2016-10-12 | 盛奇石 | Workpiece clamping device |
| CN205966343U (en) * | 2016-08-12 | 2017-02-22 | 温州市海龙五金制品有限公司 | Quick japanning device of iron sheet for five metals |
| CN107442977A (en) * | 2017-08-11 | 2017-12-08 | 上海质慧新能源科技有限公司 | A kind of back axle bridge tube automatic welding device |
| CN207171339U (en) * | 2017-08-25 | 2018-04-03 | 河南奔马股份有限公司 | Axle shell group is welded to positioner |
| CN207789038U (en) * | 2017-11-10 | 2018-08-31 | 安吉集隆包装材料有限公司 | A kind of sheet processing cutting machine |
| CN108994510B (en) * | 2018-08-29 | 2020-08-25 | 广州市诚涛机械有限公司 | Welding fixture for automobile rear axle |
-
2019
- 2019-11-12 CN CN201911098962.4A patent/CN110814611B/en active Active
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| Publication number | Publication date |
|---|---|
| CN110814611A (en) | 2020-02-21 |
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Application publication date: 20200221 Assignee: JIANGSU XINCHENG ELECTRIC VEHICLE TECHNOLOGY DEVELOPMENT Co.,Ltd. Assignor: XUZHOU YONGSHENG ELECTROMECHANICAL Co.,Ltd. Contract record no.: X2021980016012 Denomination of invention: A welding fixture for rear axle of three wheel electric vehicle Granted publication date: 20210914 License type: Exclusive License Record date: 20211223 |