CN207997255U - Fixing tool for electric vehicle gear box detection - Google Patents
Fixing tool for electric vehicle gear box detection Download PDFInfo
- Publication number
- CN207997255U CN207997255U CN201820144261.4U CN201820144261U CN207997255U CN 207997255 U CN207997255 U CN 207997255U CN 201820144261 U CN201820144261 U CN 201820144261U CN 207997255 U CN207997255 U CN 207997255U
- Authority
- CN
- China
- Prior art keywords
- support plate
- sleeve
- support
- electric vehicle
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fixing tools for electric vehicle gear box detection, including support plate, it is fixed with support shuttering at the center of the support plate, the center of the support shuttering is equipped with the reducing sleeve connecting with detection motor output shaft for realizing gearbox product input shaft, multiple location holes are offered on the support shuttering of the reducing sleeve side, it is inserted with positioning pin at least two of which location hole, it is fixed at least two groups hold-down mechanism in the support plate on the outside of the support shuttering, the hold-down mechanism includes the compression cylinder for being fixed on support plate back side, the piston rod of the compression cylinder is arranged in support plate and is connected with the pressing plate on front side of support plate, it is additionally provided with sliding sleeve between the piston rod and support plate of the compression cylinder.Its remarkable result is:It is easy to operate, it is efficient, the gearbox product in different model is can adapt to, applicability is good, and use scope is wide.
Description
Technical field
The utility model is related to arrive electric vehicle gear box production technical field, specifically, being that one kind becomes for electric vehicle
The fixing tool of fast case detection.
Background technology
With the development of electric and electronic technology, electric vehicle increasingly has received widespread attention and favors.And gearbox
As a kind of load transfer device changing torque and rotating speed, it is widely used in various electric vehicles.Existing gearbox detection dress
It sets generally by simulating the force environment of gearbox, and detects input, the output end work(of gearbox under the force environment of simulation
The parameters such as rate, rotating speed, and then the performance indicators such as mechanical efficiency, rated power for analyzing gearbox.
However, it is the direct bolt presses of gearbox product to be fixed on detection station, and use that existing gearbox detection is mostly
It in the supporting plate of support gearbox is only capable of that a kind of gearbox is fixed, bad adaptability, different model gearbox is also needed to it
It is replaced, or even re-molds making.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of consolidating for electric vehicle gear box detection
Determine tooling, product compression is easy to detect, and adaptability is good.
In order to achieve the above objectives, the technical solution adopted in the utility model is as follows:
A kind of fixing tool for electric vehicle gear box detection, key are:Including support plate, in the support plate
Center is fixed with support shuttering, and the center of the support shuttering is equipped with for realizing gearbox product input shaft and detection electricity consumption
The reducing sleeve of the connection of machine output shaft offers multiple location holes on the support shuttering of the reducing sleeve side, at least its
In be inserted with positioning pin in two location holes, be fixed at least two groups compacting machine in the support plate on the outside of the support shuttering
Structure, the hold-down mechanism include the compression cylinder for being fixed on support plate back side, and the piston rod of the compression cylinder is arranged in support
It is connected in plate and with the pressing plate on front side of support plate, is additionally provided between the piston rod and support plate of the compression cylinder
Sliding sleeve.
When gearbox detects, first according to product specification parameter, positioning pin is plugged at the location hole of corresponding position,
Then product is positioned by positioning pin, and is inputted axis and is connected with reducing sleeve, finally by control compression cylinder
Product is fixed, you can start detection motor and operation is detected to gearbox product.
Further, the reducing sleeve includes inner conical drogue, external conical sleeve, connector and spline housing, and the inner conical drogue is arranged
In the left side of external conical sleeve, the right end face of the external conical sleeve is fixedly connected with the connector, is set in the inner surface of the connector
Be equipped with internal spline, be arranged on the left of the spline housing in the connector, and the spline housing outer wall setting external splines with
The internal spline matches, and limited step is provided in the middle part of the spline housing, and cover board is supported by the limited step, and
The cover board is fixedly connected with the right side of the connector, is provided on the right side of the spline housing and gearbox product input shaft phase
The internal spline of adaptation.
Using the reducing sleeve of above-mentioned knot, when use motor output shaft swelling be fixed on external conical sleeve among inner conical drogue, speed change
The input shaft of case product is inserted in spline housing, to fast implement the company between motor output shaft and transmission input shaft
It connects, there is easy for installation quick, self-centering after installation, and without tools such as spanners in installation process, it may be convenient to the time
Connection between the reducing sleeve and motor output shaft.Meanwhile the self-centering shaft coupling formed by inner conical drogue, external conical sleeve, to
Ensure to detect the concentricity that motor output shaft is connect with transmission input shaft, ensures the reliability of testing result.
Further, it is installed with plug in the left part of the spline housing, buffering elastic is provided centrally in the plug
Spring, and the buffer spring apical grafting is between the inner bottom surface and the right side of the external conical sleeve of the plug.
When by the way that buffer spring is arranged to compressing gearbox, due to the thrust of transmission input shaft, spline housing can buffer
Certain deformation occurs under the action of spring to the left, namely exists between spline housing and transmission input shaft and causes because of elastic force
Allowing property, to easily facilitate input shaft slide into spline housing in realize spline fitted.
Further, the right side of the connector is also arranged with positioning sleeve, and the connector passes through the positioning sleeve and support
Plate is fixedly connected.
Further, the first buffer gear and the second buffer are equipped with successively in the support plate below the support shuttering
Structure.
Further, first buffer gear uses cylinder driving-type buffer structure, second buffer gear to use
Spring buffer structure.
By be arranged buffer structure, avoid gearbox product directly with support plate, support shuttering rigid contact, to avoid
Gearbox product or this tooling are damaged because of the collision accidentally occurred.
The remarkable result of the utility model is:By the way that gearbox product can be realized in this tooling and detection motor cooperation
Work is detected, while product is compressed using cylinder, it is easy to operate, it is efficient;And multiple location holes are devised, it can root
The position of positioning pin in location hole is inserted into according to product different size parameter adjustment so that this tooling can adapt in different model
Gearbox product, applicability is good, and use scope is wide.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the front view of the utility model;
Fig. 3 is the left view of the utility model;
Fig. 4 is the rearview of the utility model;
Fig. 5 is the structural schematic diagram of the reducing sleeve;
Fig. 6 is the sectional view of the reducing sleeve.
Specific implementation mode
Specific embodiment of the present utility model and operation principle are described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of fixing tool for electric vehicle gear box detection, including support plate 1, in the support plate 1
Center be fixed with support shuttering 2, the center of the support shuttering 2 is equipped with for realizing gearbox product input shaft and detection
With the reducing sleeve 3 of the connection of motor output shaft, multiple location holes 4 are offered on the support shuttering 2 of the reducing sleeve side,
It is inserted with positioning pin 5 at least two of which location hole 4, at least two are fixed in the support plate 1 in 2 outside of the support shuttering
Group hold-down mechanism, the hold-down mechanism includes the compression cylinder 6 for being fixed on 1 back side of support plate, the piston rod of the compression cylinder 6
It is arranged in support plate 1 and is connected with the pressing plate 7 positioned at 1 front side of support plate, the piston rod in the compression cylinder 6 and support
Sliding sleeve 8 is additionally provided between plate 1.
Referring to attached drawing 1~4, the first buffer gear 9 and the are equipped in the support plate 1 below the support shuttering 2 successively
Two buffer gears 10.Specifically, the preferably described use of the first buffer gear 9 cylinder driving-type buffer structure of this example, described second
Buffer gear 10 uses spring buffer structure.
As shown in figs. 5 and 6, the reducing sleeve 3 includes inner conical drogue 31, external conical sleeve 32, connector 33 and spline housing 34,
The inner conical drogue 31 is sheathed on the left side of external conical sleeve 32, and the right end face of the external conical sleeve 32 is fixed with the connector 33 to be connected
It connecing, the inner surface of the connector 33 is provided with internal spline, the left side of the spline housing 34 is arranged in the connector 33, and
The external splines of 34 outer wall of spline housing setting is matched with the internal spline, and the middle part of the spline housing 34 is provided with limit
Step is supported by cover board 35 on the limited step, and the cover board 35 is fixedly connected with the right side of the connector 33, described
The right side of spline housing 34 is provided with the internal spline being adapted with gearbox product input shaft.
From fig. 6, it can be seen that being installed with plug 36 in the left part of the spline housing 34, set at the center of the plug 36
Be equipped with buffer spring 37, and 37 apical grafting of buffer spring the right side of inner bottom surface and the external conical sleeve 32 of the plug 36 it
Between.
The right side of the connector 33 is also arranged with positioning sleeve 38, and the connector 33 passes through the positioning sleeve 38 and support plate
1 is fixedly connected.
Claims (6)
1. a kind of fixing tool for electric vehicle gear box detection, it is characterised in that:Including support plate (1), in the support plate
(1) center is fixed with support shuttering (2), and the center of the support shuttering (2) is equipped with to be inputted for realizing gearbox product
The reducing sleeve (3) of axis and detection motor output shaft connecting, offers more on the support shuttering (2) of the reducing sleeve side
A location hole (4) is inserted with positioning pin (5), on the outside of the support shuttering (2) at least two of which location hole (4)
At least two groups hold-down mechanism is fixed in support plate (1), the hold-down mechanism includes the compression gas for being fixed on support plate (1) back side
Cylinder (6), the piston rod of the compression cylinder (6) be arranged in support plate (1) and with the pressing plate (7) on front side of support plate (1)
It is connected, sliding sleeve (8) is additionally provided between the piston rod and support plate (1) of the compression cylinder (6).
2. the fixing tool according to claim 1 for electric vehicle gear box detection, it is characterised in that:The reducing sleeve
(3) include inner conical drogue (31), external conical sleeve (32), connector (33) and spline housing (34), the inner conical drogue (31) is sheathed on outer
The right end face in the left side of tapered sleeve (32), the external conical sleeve (32) is fixedly connected with the connector (33), in the connector
(33) inner surface is provided with internal spline, is arranged on the left of the spline housing (34) in the connector (33), and the flower
The external splines of key set (34) outer wall setting is matched with the internal spline, and limiting stand is provided in the middle part of the spline housing (34)
Rank is supported by cover board (35) on the limited step, and the cover board (35) is fixedly connected with the right side of the connector (33),
The internal spline being adapted with gearbox product input shaft is provided on the right side of the spline housing (34).
3. the fixing tool according to claim 2 for electric vehicle gear box detection, it is characterised in that:In the spline
The left part of set (34) is installed with plug (36), and buffer spring (37), and the buffering are provided centrally in the plug (36)
Spring (37) apical grafting is between the inner bottom surface and the right side of the external conical sleeve (32) of the plug (36).
4. the fixing tool according to claim 2 for electric vehicle gear box detection, it is characterised in that:The connector
(33) right side is also arranged with positioning sleeve (38), and the connector (33) connects by the way that the positioning sleeve (38) and support plate (1) are fixed
It connects.
5. the fixing tool according to claim 1 for electric vehicle gear box detection, it is characterised in that:In the support
The first buffer gear (9) and the second buffer gear (10) are equipped in support plate (1) below template (2) successively.
6. the fixing tool according to claim 5 for electric vehicle gear box detection, it is characterised in that:Described first is slow
Punch mechanism (9) uses cylinder driving-type buffer structure, second buffer gear (10) to use spring buffer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820144261.4U CN207997255U (en) | 2018-01-26 | 2018-01-26 | Fixing tool for electric vehicle gear box detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820144261.4U CN207997255U (en) | 2018-01-26 | 2018-01-26 | Fixing tool for electric vehicle gear box detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207997255U true CN207997255U (en) | 2018-10-23 |
Family
ID=63838125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820144261.4U Expired - Fee Related CN207997255U (en) | 2018-01-26 | 2018-01-26 | Fixing tool for electric vehicle gear box detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207997255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595579A (en) * | 2020-06-19 | 2020-08-28 | 重庆青山工业有限责任公司 | Transmission error test system of gearbox |
-
2018
- 2018-01-26 CN CN201820144261.4U patent/CN207997255U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595579A (en) * | 2020-06-19 | 2020-08-28 | 重庆青山工业有限责任公司 | Transmission error test system of gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20210126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |