CN207832433U - A kind of knocker life testing machine - Google Patents
A kind of knocker life testing machine Download PDFInfo
- Publication number
- CN207832433U CN207832433U CN201721927206.4U CN201721927206U CN207832433U CN 207832433 U CN207832433 U CN 207832433U CN 201721927206 U CN201721927206 U CN 201721927206U CN 207832433 U CN207832433 U CN 207832433U
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- China
- Prior art keywords
- knocker
- push rod
- fixed plate
- oriented
- rack
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Abstract
The utility model discloses a kind of knocker life testing machines, including rack, linear actuator, the first fixed plate and several mechanism for testing, mechanism for testing includes to be oriented to push rod, spring and stop nut, linear actuator is set in rack, first fixed plate is fixed above rack, is oriented to push rod and is vertically arranged, and the output end that push rod lower end is connected to linear actuator is oriented to, it is oriented to push rod upper end to be placed through in the first fixed plate, knocker, which is located at, is oriented to surface at the top of push rod；Spring pocket, which is set to, to be oriented on push rod, and lower spring end is fixed on the guiding push rod of rack, and spring upper end activity is connected to the first fixed plate bottom surface, and stop nut fixing sleeve, which is set to, to be oriented on push rod, and stop nut is set to above the first fixed plate.The utility model is applicable to similar a variety of knocker life tests, can the life test of analog gate button under external force, can individually detect the bearing capacity under knocker static state, while a variety of knocker life tests can be carried out.
Description
Technical field
The utility model is related to a kind of knocker test machine, more particularly to a kind of knocker life testing machine.
Background technology
Knocker life testing machine is detected to the time lifetime of knocker, and previous knocker life testing machine is confined to door
The button fatigue life of lock and unlocking motion test repeatedly, has a single function, can not detect the life characteristic under knocker bearing capacity,
Life characteristic that can not be to all kinds of knockers under the conditions of various external force, and the ability to bear under knocker static state can not be understood, it lacks
The weary service life for being apparent from the knocker under the interference of outer force effect brings certain limitation, nothing to the detection in knocker service life
The service life of knocker under the abundant various environment of consideration of method.For this purpose, it is proposed that a kind of knocker life testing machine.
Utility model content
The main purpose of the utility model is to provide a kind of knocker life testing machine, the knocker life testing machine is applicable
In similar a variety of knocker life tests, can the life test of analog gate button under external force, can individually detect under knocker static state
Bearing capacity, while a variety of knocker life tests can be carried out, can effectively solve the problems in background technology.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of knocker life testing machine, the service life for testing knocker, including it is rack, linear actuator, first solid
Fixed board and several mechanism for testing, the mechanism for testing include to be oriented to push rod, spring and stop nut, the linear actuator to set
In in the rack, first fixed plate is fixed above the rack, and the guiding push rod is vertically arranged, institute
It states and is oriented to the output end that push rod lower end is connected to the linear actuator, the guiding push rod upper end is placed through described first and fixes
In plate, the knocker is located at surface at the top of the guiding push rod；The spring pocket is set on the guiding push rod, the spring
Lower end is fixed on the guiding push rod of rack, and the spring upper end activity is connected to first fixed plate bottom surface,
The stop nut fixing sleeve is set on the guiding push rod, and the stop nut is set to above first fixed plate.
Preferably, the knocker life testing machine further includes the second fixed plate, and second fixed plate is fixed at
Above one fixed plate, second fixed plate is equipped with several avoid holes, and the knocker vertically fixation is placed through described
In avoid holes.
Preferably, the mechanism for testing further includes being oriented to stand and guide pad, and it is solid that the leading truck seat is located at described first
Between fixed board and second fixed plate, the guiding stand is set in first fixed plate, and the guide pad is fixed at
On the guiding push rod, the guiding stand limits the position of the guide pad in the longitudinal direction.
Preferably, the guiding stand and the guide pad are cuboid, and the guiding stand leading flank is led with described
It is mutually close to block trailing flank.
Preferably, the mechanism for testing further includes elastic component, and the elastic component is sheathed on the guiding push rod, the bullet
Between the stop nut and first fixed plate, the elastic component is fixed between first fixed plate property part.
Preferably, the mechanism for testing further includes photoelectric sensor, and the photoelectric sensor is set to described along the longitudinal direction
In second fixed plate, the photoinduction end of the photoelectric sensor is aligned at the top of the guiding push rod.
Preferably, the knocker life testing machine further includes PLC controller, and the PLC controller is set to the rack
Interior, the output end of the photoelectric sensor is electrically connected to the input terminal of the PLC controller, and the PLC controller output end connects
It is connected to the linear actuator.
Preferably, the rack includes also operation button and operation display, and the operation button, the operation display are all provided with
In in the rack, the operation button is connected to the input terminal of the PLC controller, and the operation display is connected to described
The output end of PLC controller.
Compared with prior art, the knocker life testing machine of the utility model includes several mechanism for testing, multiple tests
Station between each station independently of each other can simulate and carry out life test to different knockers and different operating condition simultaneously；Linear drives
Device drives guiding push rod vertically to move up and down, and the restoring force of spring is equivalent to the external force of different loads size, then leads
It is effect of the fictitious load external force to knocker when touching knocker to push rod, then is applicable to simulate similar a variety of knockers and exists
Life test under different force environment；It when linear actuator does not drive, is oriented to push rod and is fixed, with the top for being oriented to push rod
Knocker is persistently carried, then can carry out the simulation test of the bearing capacity under knocker static state at this time.
Description of the drawings
Fig. 1 is the utility model knocker life testing machine and tests the overall structure diagram of knocker.Fig. 2 is that this practicality is new
The dimensional structure diagram of type knocker life testing machine.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
Knocker life testing machine 100 is used to test the service life of knocker 200, the knocker life testing machine of the utility model
100 can realize that the life test for simulating knocker 200 under a variety of different conditions, including simulation carry out the longevity to similar a variety of knockers 200
Life test and simulation carry out life test under various operating conditions to knocker 200 of the same race.
As shown in FIG. 1, FIG. 1 is the overall structure diagram of the utility model knocker life testing machine and test knocker, Fig. 2
For the dimensional structure diagram of the utility model knocker life testing machine.X-axis represents front-rear direction in figure, and Y-axis represents right and left
To Z axis represents vertical direction.Refering to fig. 1, the knocker life testing machine 100 of the embodiments of the present invention includes rack
10, linear actuator (not shown), the first fixed plate 20 and several mechanism for testing 30, referring to Fig.2, the mechanism for testing 30
Including being oriented to push rod 31, spring 32 and stop nut 33, linear actuator is set in rack 10, and the first fixed plate 20 is fixed at
10 top of rack, is oriented to push rod 31 and is vertically arranged, and is oriented to the output end that 31 lower end of push rod is connected to linear actuator, leads
It is placed through in the first fixed plate 20 to 31 upper end of push rod.Preferably, linear actuator is cylinder, but is not limited thereto.Then, lead to
Crossing linear actuator drives guiding push rod 31 vertically to pump, and knocker 200, which is located at, is being oriented to 31 top of push rod just
Top, so as to simulate the carry out life test to knocker 200.Knocker life testing machine 100 includes several mechanism for testing 30,
The number of mechanism for testing 30 is at least 1, and preferably, mechanism for testing 30 is 4, but is not limited thereto.Multiple mechanism for testing
30 are independent from each other, then can simulate simultaneously and carry out life test to similar different knockers 200.
Furthermore the spring 32 of the present embodiment, which is sheathed on, to be oriented on push rod 31, and 32 lower end of spring is fixed on close to rack 10
It is oriented on push rod 31, knocker life testing machine 100 further includes adjusting nut 34, and spring 32 is fixed adjusting nut 34, is led to
The decrement of adjustment adjusting nut 34 is crossed to set the restoring force of spring 32.Spring 32 is with about 31 push rod of guiding in the present embodiment
It moves and stretches, using the restoring force of spring 32, the restoring force size of spring 32 simulates not fellow disciple under different compressive states
Simulation knocker then can be achieved in the external force size being applied in when 200 work of button, the size of restoring force, that is, fictitious load of spring 32
The life test of 200 loading switch motions under various operating conditions, and each mechanism for testing 30 is such as set as different
Operating condition can then be simulated and carry out life test under various operating conditions to multiple similar knockers 200 simultaneously.It also can be in the service life
Spring 32 is not set when test, then can simulate the life test for carrying out non-loaded switch motion at this time；Can also will be oriented to push rod 31 into
Row is fixed, and knocker 200 is persistently carried with the top for being oriented to push rod 31, then can carry out the bearing capacity under 200 static state of knocker at this time
Simulation test.
Furthermore 32 upper end activity of spring is connected to 20 bottom surface of the first fixed plate, and 33 fixing sleeve of stop nut is set to be oriented to and push away
On bar 31, stop nut 33 is set to 20 top of the first fixed plate.By adjusting the upper and lower position of stop nut 33, led to adjust
To the stroke of push rod 31 to cope with the life test for simulating different knockers 200.
Please continue to refer to Fig. 1, knocker life testing machine 100 further includes the second fixed plate 40, and the fixation of the second fixed plate 40 is set
Above the first fixed plate 20, as shown in Fig. 2, the second fixed plate 40 is equipped with several avoid holes 41, knocker 200 is vertically
Fixation is placed through in avoid holes 41.Installation is fixed to knocker 200 by the second fixed plate 40, avoid holes 41 are for convenience
The replacement of different knockers 200.But it is not limited to this kind of 200 fixed form of knocker, also the second fixed plate 40 can be set as movable,
Knocker 200 is corresponded to after the corresponding position of the bottom surface of the second fixed plate 40, then the second fixed plate 40 is mounted on first
In fixed plate 20, it need to only meet the installation of knocker 200 and replace function.
Please continue to refer to Fig. 2, the mechanism for testing 30 of the present embodiment further includes being oriented to stand 35 and guide pad 36, is oriented to stand
35 between the first fixed plate 20 and the second fixed plate 40, is oriented to stand 35 and is set in the first fixed plate 20, guide pad 36 is solid
Fixed be set to is oriented on push rod 31, is oriented to the position of 35 restricted guidance block 36 of stand in the longitudinal direction；It is oriented to stand 35 and is oriented to
Block 36 is cuboid, is oriented to 35 leading flank of stand and is mutually close to 36 trailing flank of guide pad.Stand 35 is oriented to being oriented to push rod
31 carry out position-limiting action, and the reciprocating motion of vertical direction can only be done under the constraint for being oriented to stand 35 by being oriented to push rod 31, prevent from leading
It shakes in the vertical direction to push rod 31, avoids the result for influencing service life test.
Further, mechanism for testing 30 further includes elastic component 37, and elastic component 37, which is sheathed on, to be oriented on push rod 31, elastic component 37
Between stop nut 33 and the first fixed plate 20, elastic component 37 is fixed between the first fixed plate 20.Elastic component 37 is set
It sets the hard collision between avoidable stop nut 33 and the first fixed plate 20, reduces stop nut 33 and the first fixed plate 20
Spoilage.
Please continue to refer to Fig. 2, mechanism for testing 30 further includes photoelectric sensor 38, and photoelectric sensor 38 is set to along the longitudinal direction
In second fixed plate 40,31 top of photoinduction end alignment guide push rod of photoelectric sensor 38.It is supervised using photoelectric sensor 38
Control action state of the knocker 200 in life test.
Furthermore knocker life testing machine 100 further includes PLC controller (not shown), and PLC controller is set to rack 10
Interior, the output end of photoelectric sensor 38 is electrically connected to the input terminal of PLC controller, and PLC controller output end is connected to straight line drive
Dynamic device.Furthermore rack 10 also includes operation button 11 and operation display 12, and operation button 11, operation display 12 are set to rack
On 10, operation button 11 is connected to the input terminal of PLC controller, and operation display 12 is connected to the output end of PLC controller.Then,
PLC controller drives linear actuator according to the operation of operation button 11 or by the transmission data of photoelectric sensor 38
It is dynamic, to control the movement for being oriented to push rod 31, and the life parameter of knocker 200 is recorded, and operation display 12 is tested for showing
Life parameter.
Compared with prior art, the knocker life testing machine 100 of the utility model includes several mechanism for testing 30, multiple
Test station between each station independently of each other can carry out simulation test to different knockers 200 and different operating condition simultaneously；Straight line
Driver drives guiding push rod 31 vertically to move up and down, and the restoring force of spring 32 is equivalent to the outer of different loads size
Power is effect of the fictitious load external force to knocker 200, is then applicable to simulate when being then oriented to push rod 31 and touching knocker 200
Life test of the similar a variety of knockers 200 under different force environment；When linear actuator does not work, carried out to being oriented to push rod 31
It is fixed, knocker 200 is persistently carried with the top for being oriented to push rod 31, then can carry out the bearing capacity under 200 static state of knocker at this time
Simulation test.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of knocker life testing machine, the service life for testing knocker, which is characterized in that including rack, linear drives
Device, the first fixed plate and several mechanism for testing, the mechanism for testing includes to be oriented to push rod, spring and stop nut, described straight
Line drive is set in the rack, and first fixed plate is fixed above the rack, and the guiding push rod is along vertical
Direction is arranged, and the output end for being oriented to push rod lower end and being connected to the linear actuator, the guiding push rod upper end is placed through
In first fixed plate, the knocker is located at surface at the top of the guiding push rod；The spring pocket is set to the guiding and pushes away
On bar, the lower spring end is fixed on the guiding push rod close to rack, and the spring upper end activity is connected to described the
One fixed plate bottom surface, the stop nut fixing sleeve are set on the guiding push rod, and it is solid that the stop nut is set to described first
Above fixed board.
2. knocker life testing machine according to claim 1, which is characterized in that further include the second fixed plate, described second
Fixed plate is fixed above the first fixed plate, and second fixed plate is equipped with several avoid holes, and the knocker is along vertical side
It is placed through in the avoid holes to fixation.
3. knocker life testing machine according to claim 2, which is characterized in that the mechanism for testing further includes being oriented to stand
And guide pad, between first fixed plate and second fixed plate, the guiding stand is set to the leading truck seat
In first fixed plate, the guide pad is fixed on the guiding push rod, and the guiding stand limits the guide pad
Position in the longitudinal direction.
4. knocker life testing machine according to claim 3, which is characterized in that the guiding stand and the guide pad are equal
For cuboid, the guiding stand leading flank is mutually close to the guide pad trailing flank.
5. knocker life testing machine according to claim 1, which is characterized in that the mechanism for testing further includes elastic component,
The elastic component is sheathed on the guiding push rod, the elastic component be located at the stop nut and first fixed plate it
Between, the elastic component is fixed between first fixed plate.
6. knocker life testing machine according to claim 2, which is characterized in that the mechanism for testing further includes photoelectric sensing
Device, the photoelectric sensor are set in second fixed plate along the longitudinal direction, and the photoinduction end of the photoelectric sensor is aligned
At the top of the guiding push rod.
7. knocker life testing machine according to claim 6, which is characterized in that further include PLC controller, the PLC controls
Device processed is set in the rack, and the output end of the photoelectric sensor is electrically connected to the input terminal of the PLC controller, described
PLC controller output end is connected to the linear actuator.
8. knocker life testing machine according to claim 7, which is characterized in that the rack also includes operation button and behaviour
Make screen, the operation button, the operation display are set in the rack, and the operation button is connected to the PLC controls
The input terminal of device processed, the operation display are connected to the output end of the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721927206.4U CN207832433U (en) | 2017-12-29 | 2017-12-29 | A kind of knocker life testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721927206.4U CN207832433U (en) | 2017-12-29 | 2017-12-29 | A kind of knocker life testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207832433U true CN207832433U (en) | 2018-09-07 |
Family
ID=63391361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721927206.4U Expired - Fee Related CN207832433U (en) | 2017-12-29 | 2017-12-29 | A kind of knocker life testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207832433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106835A (en) * | 2017-12-29 | 2018-06-01 | 东莞禾盈通用零部件有限公司 | A kind of knocker life testing machine |
-
2017
- 2017-12-29 CN CN201721927206.4U patent/CN207832433U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106835A (en) * | 2017-12-29 | 2018-06-01 | 东莞禾盈通用零部件有限公司 | A kind of knocker life testing machine |
| CN108106835B (en) * | 2017-12-29 | 2024-06-18 | 东莞禾盈通用零部件有限公司 | Door holder service life testing machine |
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| 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: 20180907 Termination date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |