CN209435046U - Heat dissipation stepper motor for flexible circuit board test fixture - Google Patents
Heat dissipation stepper motor for flexible circuit board test fixture Download PDFInfo
- Publication number
- CN209435046U CN209435046U CN201822029198.2U CN201822029198U CN209435046U CN 209435046 U CN209435046 U CN 209435046U CN 201822029198 U CN201822029198 U CN 201822029198U CN 209435046 U CN209435046 U CN 209435046U
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- CN
- China
- Prior art keywords
- circuit board
- flexible circuit
- test fixture
- heat dissipation
- stepper motor
- 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 heat dissipation stepper motors for flexible circuit board test fixture, the reciprocating motion for not stopping switching for positive and negative rotation is acted done in flexible circuit board test fixture using stepper motor, turbine is installed on output shaft, turbine engagement is connected with worm screw, realize the deceleration to output shaft, the installation driving gear on worm screw, driving gear engagement is connected with rack gear, rack gear one end is protruded into inverting chamber and end is equipped with piston, inverting chamber is equipped with import check valve and Outlet check valves far from one end of driving wheel, Outlet check valves are linked with cooler bin, one end connection of liquid cooling pipeline on import check valve and motor body, the other end connection of cooler bin and liquid cooling pipeline, when output shaft positive and negative rotation does not stop motion switch, it can be moved back and forth in inverting chamber with piston, to enable coolant liquid to recycle, it realizes to step Into the cooling of motor, the service life of motor is extended.
Description
Technical field
The utility model relates to stepper motor fields, particularly relate to a kind of heat dissipation step for flexible circuit board test fixture
Into motor.
Background technique
Flexible circuit board is mainly used for inside electronic product, in production, various first devices is installed on flexible circuit board
It after part, needs to test the circuit of flexible circuit board and the performance of component, after the completion of test, need flexible circuit board
Be sub-packed in charging tray, due to the accommodating chamber on charging tray have it is multiple, need stepper motor driving mechanism to be transported at this time.Such as figure
Shown in 1, test fixture 101 tests flexible circuit board, and transport establishment 102 draws flexible circuit board later, and places
In charging tray 104 inside corresponding accommodating chamber 103, next flexible circuit board is drawn in 102 backhaul of transport establishment after the completion of placement,
And so on.
Quickly due to jig test speed, the back and forth movement of transport establishment 102 is very frequent, and the continuous use of jig
Time is very long, and stepper motor needs ceaselessly move reciprocatingly always, so that stepper motor is easy to generate heat, it is prolonged to generate heat
Then motor can be caused to damage, shorten the service life of motor, after stepper motor damage, it will cause a large amount of capacity loss.
Summary of the invention
In view of this, the purpose of this utility model is that proposing a kind of heat dissipation stepping for flexible circuit board test fixture
Motor is not stopped the characteristic for switching positive and negative rotation using stepper motor in test fixture, installs turbine on the axis of stepper motor, pass through
Transmission mechanism driving piston moves back and forth in switching cylinder, so that coolant liquid is recycled, so that solving stepper motor is easy hair
The problem of heat, prolonged fever then can cause to damage, shorten the service life of motor to electrode.
Based on the above-mentioned purpose heat dissipation stepper motor provided by the utility model for flexible circuit board test fixture, including
Motor body, motor body are equipped with liquid cooling pipeline, and motor body end is equipped with end cap, and cover internal offers cavity, empty
Intracavitary portion is equipped with turbine, and turbine is installed on motor output shaft, and turbine engagement is connected with worm screw, and worm screw upper end is equipped with driving
Gear, driving gear engagement are connected with rack gear, and rack gear one end is stretched out end cap and protruded into inverting chamber, and inverting chamber is installed on motor sheet
On body, the end that rack gear is located inside inverting chamber is equipped with piston, and piston and inverting chamber side wall are in close contact, and inverting chamber bottom is set
There are an Outlet check valves and import check valve, Outlet check valves connection cooler bin, cooler bin and liquid cooling pipeline wherein one end connection, liquid
Cold pipeline other end connection import check valve.
Optionally, the piston is made of rubber.
Optionally, the inverting chamber and rack gear junction are equipped with sealed silicon cushion rubber.
Optionally, the number of teeth of the driving gear and the parameter of turbine and worm can be according to an one-way movements of output shaft
Rotating cycle is calculated.
Optionally, the liquid cooling pipe layers spiral wound on the motor body is around motor body.
Optionally, cooler bin is installed on the outside of jig shell.
Optionally, wear-resistant steel pipe connection is used between the cooler bin and Outlet check valves and liquid cooling pipeline.
From the above it can be seen that the heat dissipation stepping electricity provided by the utility model for flexible circuit board test fixture
Machine acts the reciprocating motion for not stopping switching for positive and negative rotation using stepper motor done in flexible circuit board test fixture,
Turbine is installed on output shaft, turbine engagement is connected with worm screw, realizes the deceleration to output shaft, the installation driving gear on worm screw,
Driving gear engagement is connected with rack gear, and rack gear one end is protruded into inverting chamber and end is equipped with piston, and inverting chamber is far from driving wheel
One end be equipped with import check valve and Outlet check valves, Outlet check valves are linked with cooler bin, import check valve and motor body
On liquid cooling pipeline one end connection, the other end connection of cooler bin and liquid cooling pipeline, when output shaft positive and negative rotation do not stop switching fortune
It when dynamic, can be moved back and forth in inverting chamber with piston, so that coolant liquid be enable to recycle, realize the cooling to stepper motor,
Extend the service life of motor；Inverting chamber is spirally connected on motor body, can will exchange when motor does not do positive and negative rotation alternating movement
Chamber is removed, and is extracted out together together with rack gear, then motor can be used as common stepper motor and use, and enhances the practicability of motor.
Detailed description of the invention
Fig. 1 is test fixture blanking schematic diagram；
Fig. 2 is the schematic diagram of internal structure of the utility model embodiment heat dissipation stepper motor；
Fig. 3 is the cross-sectional view in the direction A-A in Fig. 2；
Fig. 4 is the utility model embodiment heat dissipation stepper motor top view.
In figure, 101- test fixture, 102- transport establishment, 103- accommodating chamber, 104- charging tray, 1- motor body, 2- end cap,
3- output shaft, 4- turbine, 5- worm screw, 6- turbine, 7- rack gear, 8- sliding rail, 9- piston, 10- inverting chamber, 11- import check valve,
12- Outlet check valves, 13- cooler bin.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.
It should be noted that all statements for using " first " and " second " are for area in the utility model embodiment
Be divided to two non-equal entities of same names or non-equal parameter, it is seen that " first " " second " only for statement convenience,
It should not be construed as the restriction to the utility model embodiment, subsequent embodiment no longer illustrates this one by one.
As one of embodiment of the utility model, for the heat dissipation stepper motor of flexible circuit board test fixture,
Including motor body, motor body is equipped with liquid cooling pipeline, and motor body end is equipped with end cap, and cover internal opens up free
Chamber, cavity inside are equipped with turbine, and turbine is installed on motor output shaft, and turbine engagement is connected with worm screw, the installation of worm screw upper end
There is driving gear, driving gear engagement is connected with rack gear, and rack gear one end is stretched out end cap and protruded into inverting chamber, and inverting chamber is installed on
On motor body, the end that rack gear is located inside inverting chamber is equipped with piston, and piston and inverting chamber side wall are in close contact, inverting chamber
Bottom is equipped with Outlet check valves and import check valve, Outlet check valves connection cooler bin, cooler bin and liquid cooling pipeline wherein one end
Connection, liquid cooling pipeline other end connection import check valve.
As another embodiment of the use of the new type, as in Figure 2-4, the heat dissipation for flexible circuit board test fixture
Stepper motor, including motor body 1, motor body 1 are equipped with liquid cooling pipeline, and the end of motor body 1 is equipped with end cap 2, hold
Cavity is offered inside lid 2, the output shaft 3 of motor passes through end cap 2, and output shaft 3 is located at the part peace of 2 cavity inside of end cap
Equipped with turbine 4, turbine 4 can be rotated with the rotation of output shaft 3, also meshed with above turbine 4 and be connected with worm screw 5, on worm screw 5
End is equipped with driving gear 6, and the driving engagement of gear 6 is connected with rack gear 7, and the rack gear 7 is installed in sliding rail 8, and sliding rail 8 is installed
In the top of 2 cavity inside side wall of end cap, rack gear 7 does the reciprocating motion axial along output shaft 3 in sliding rail, and rack gear 7 is close
One end of motor body 1 is stretched out end cap 2 and is protruded into inverting chamber 10, and inverting chamber 10 is fixedly installed on motor body 1, rack gear 7
One end end for protruding into inverting chamber 10 is equipped with piston 9, and the side wall close contact of piston 9 and inverting chamber 10, piston 9 is in inverting chamber
When moving back and forth in 10, the air pressure change in inverting chamber 10 can be driven, inverting chamber 10 is equipped with import far from one end bottom of end cap 2
Check valve 11 and Outlet check valves 12, import check valve 11 are linked with liquid cooling pipeline, the coolant liquid in liquid cooling pipeline can be made to enter
In inverting chamber 10, Outlet check valves 12 are linked with cooler bin 13, the coolant liquid inside inverting chamber 10 can be transported to cooler bin 13
In.
In the present embodiment, in order to keep the service life of piston 9 enough long, and the sealing performance of piston 9 is more preferable, the work
Plug 9 is made of rubber.
In the present embodiment, in order to make the better tightness in inverting chamber 10, the inverting chamber 10 is set with 7 junction of rack gear
There is sealed silicon cushion rubber.
In the present embodiment, in order to make the output revolving speed of output shaft 3, the suitable linear velocity of rack gear 7, the driving are converted to
The parameter of 4 worm screw 5 of the number of teeth and turbine of gear 6 can be calculated according to an one-way movement rotating cycle of output shaft 3.
In the present embodiment, the liquid cooling pipe layers spiral wound in order to keep heat dissipation effect more preferable, on the motor body 1
Around motor body.
In the present embodiment, in order to reduce the volume of motor, cooler bin 13 can be installed on to the outside of jig shell.
In the present embodiment, cooling cycle channel jam in order to prevent, the cooler bin 13 and Outlet check valves 12 and
Wear-resistant steel pipe connection is used between liquid cooling pipeline.
In the present embodiment, different situations is coped in order to facilitate motor, practicability is higher, the inverting chamber 10 be spirally connected with
It, can be by inverting chamber 10 from motor when stepper motor does not need to radiate, or when into motor not doing back and forth movement on motor body
It removes on ontology 1, and is extracted out together together with rack gear 7, stepper motor can then be used as common motor.
The working principle of the use of the new type are as follows: when stepper motor is started to work, output shaft 3 does not stop progress positive and negative rotation and cuts
It changes, and test fixture is constant at a distance from charging tray, thus when 3 main story of output shaft, turbine 4 follows output shaft 3 to rotate forward, worm screw 5
Speed change is carried out in the speed that the effect of turbine 4 rotates, and turbine 4 is transmitted, the driving gear 6 being fixedly mounted on worm screw 5 rotates,
It is moved with carry-over bar 7 towards the direction of inverting chamber 10, piston 9 squeezes the coolant liquid in inverting chamber 10, so that inverting chamber
Coolant liquid in 10 enters in cooler bin 13 from outflow in Outlet check valves 12, and cooler bin 13 cools down coolant liquid, when defeated
When shaft is inverted, rack gear 7 is moved away from the direction of inverting chamber 10, so that the pressure in inverting chamber 10 reduces, liquid cooling
Coolant liquid in pipeline enters in inverting chamber 10 from import check valve 11, and so on, and so on, is then able to achieve coolant liquid
Circulation, to realize the radiating and cooling to stepper motor.
It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under the thinking of the utility model, the above reality
Applying can also be combined between the technical characteristic in example or different embodiments, and there are the utility model as described above
Many other variations of different aspect, for simplicity, they are not provided in details.Therefore, all spirit in the utility model
Within principle, any omission, modification, equivalent replacement, improvement for being made etc. should be included in the protection scope of the utility model
Within.
Claims (8)
1. being used for the heat dissipation stepper motor of flexible circuit board test fixture, which is characterized in that including motor body, on motor body
Equipped with liquid cooling pipeline, motor body end is equipped with end cap, and cover internal offers cavity, and cavity inside is equipped with turbine, turbine
It is installed on motor output shaft, turbine engagement is connected with worm screw, and worm screw upper end is equipped with driving gear, and driving gear engagement connects
It is connected to rack gear, rack gear one end is stretched out end cap and protruded into inverting chamber, and inverting chamber is installed on motor body, and rack gear is located at inverting chamber
Internal end is equipped with piston, and piston and inverting chamber side wall are in close contact, and inverting chamber bottom is equipped with Outlet check valves and import
Check valve, Outlet check valves connection cooler bin, cooler bin and liquid cooling pipeline wherein one end connection, liquid cooling pipeline other end connection into
Mouth check valve.
2. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
Piston is made of rubber.
3. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
Inverting chamber and rack gear junction are equipped with sealed silicon cushion rubber.
4. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
The parameter of the number of teeth and turbine and worm that drive gear can be calculated according to an one-way movement rotating cycle of output shaft.
5. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
Liquid cooling pipe layers spiral wound on motor body is around motor body.
6. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that cooling
Case is installed on the outside of jig shell.
7. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
Wear-resistant steel pipe connection is used between cooler bin and Outlet check valves and liquid cooling pipeline.
8. the heat dissipation stepper motor according to claim 1 for flexible circuit board test fixture, which is characterized in that described
Inverting chamber be spirally connected on motor body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029198.2U CN209435046U (en) | 2018-12-04 | 2018-12-04 | Heat dissipation stepper motor for flexible circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029198.2U CN209435046U (en) | 2018-12-04 | 2018-12-04 | Heat dissipation stepper motor for flexible circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209435046U true CN209435046U (en) | 2019-09-24 |
Family
ID=67970421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822029198.2U Expired - Fee Related CN209435046U (en) | 2018-12-04 | 2018-12-04 | Heat dissipation stepper motor for flexible circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209435046U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112973180A (en) * | 2021-03-11 | 2021-06-18 | 江苏采善堂生物科技有限公司 | Plant extraction of essential oil device |
| CN118040988A (en) * | 2024-04-12 | 2024-05-14 | 山西观复智能科技有限公司 | Cooling system and cooling method for unmanned aerial vehicle motor |
-
2018
- 2018-12-04 CN CN201822029198.2U patent/CN209435046U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112973180A (en) * | 2021-03-11 | 2021-06-18 | 江苏采善堂生物科技有限公司 | Plant extraction of essential oil device |
| CN118040988A (en) * | 2024-04-12 | 2024-05-14 | 山西观复智能科技有限公司 | Cooling system and cooling method for unmanned aerial vehicle motor |
| CN118040988B (en) * | 2024-04-12 | 2024-06-11 | 山西观复智能科技有限公司 | Cooling system and cooling method for unmanned aerial vehicle motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191115 Address after: Room 520, 5th floor, advertising creative complex building, Wuhu advertising industrial park, Beijing Middle Road, Wuhu City, Anhui Province Patentee after: Wuhu Yingcheng Information Technology Co., Ltd Address before: 214000 Wuxi City, Jiangsu, Tianan Intelligent City, new Wu District, 1-606 Patentee before: Jiangsu expand Electronic Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20201204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |