CN202994425U - Racket frame anti-hitting testing machine - Google Patents
Racket frame anti-hitting testing machine Download PDFInfo
- Publication number
- CN202994425U CN202994425U CN 201220687537 CN201220687537U CN202994425U CN 202994425 U CN202994425 U CN 202994425U CN 201220687537 CN201220687537 CN 201220687537 CN 201220687537 U CN201220687537 U CN 201220687537U CN 202994425 U CN202994425 U CN 202994425U
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- frame
- racket
- testing machine
- shock resistance
- head
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Abstract
The utility model belongs to the technical field of detection equipment, and particularly relates to a racket frame anti-hitting testing machine which comprises a first machine frame and a second machine frame which are oppositely arranged. A racket handle clamping device is arranged between the first machine frame and the second machine frame. An angle dial plate is arranged between the racket handle clamping device and the second machine frame. A racket hitting head is arranged between the first machine frame and the second machine frame. The racket hitting head is connected with a control system, a drive motor, a return motor, a drive clutch and a return clutch respectively. Compared with the prior art, according to the racket frame anti-shock testing machine, same racket swinging speed, same racket swinging angle, same fame hitting point position and same racket swinging interval time difference can be set, the strength of each time of hitting is measured, each hitting strength is recorded, when reaching the set number of times, the change of strength decline can be observed, and if the racket is broken before the reaching of the set number of times, or the strength declines to a set strength deviation value, the machine can be stopped automatically.
Description
Technical field
The utility model belongs to the checkout equipment technical field, relates in particular to a kind of frame shock resistance testing machine that can be used in the frame impact resistance of Test Network racket and wall ball racket.
Background technology
The quality of tennis racket and wall ball racket depends on the impact resistance of frame to a great extent.If the impact resistance of frame is bad, in use, frame is just easily damaged, and even fracture, affect the normal use of racket.
At present, for the test of the frame shock resistance of whole group of racket, be mostly it is by manually completing, both there is no certain standard on market, the data that record also can be unstable because of the impact of human factor, the frame shock resistance of can accurately test ball not clapping.
In view of this, necessaryly provide a kind of frame shock resistance testing machine, this testing machine can be poor with identical speed of swing, the identical angle of swinging the bat, identical impact ball frame point and identical interval time of swinging the bat, thereby record the strength of each impact, and record impact strength each time, after the number of times of arrive setting, the variation of its strength decline of observable, thus measure exactly the shock resistance of frame.
The utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and provide a kind of frame shock resistance testing machine, this testing machine can be poor with identical speed of swing, the identical angle of swinging the bat, identical impact ball frame point and identical interval time of swinging the bat, thereby record the strength of each impact, and record impact strength each time, after arriving the number of times of setting, the variation of its strength decline of observable, thereby measure exactly the shock resistance of frame, can not carry out the accurately deficiency of test to the shock resistance of the frame of racket to overcome prior art.
to achieve these goals, the utility model adopts following technical scheme: a kind of frame shock resistance testing machine, comprise the first frame and the second frame that are oppositely arranged, be provided with the racket handle clamping device between described the first frame and described the second frame, also be provided with angle dial between described racket handle clamping device and described the second frame, and also being provided with racket between described the first frame and described the second frame taps the head, also be provided with anxious stopping/power switch and electromagnet on described the second frame and hold button, described racket is tapped the head and is connected with respectively control system, CD-ROM drive motor, the return motor, driving clutch and return clutch coupling, described CD-ROM drive motor is connected with described driving clutch and described control system, described return motor is connected with described return clutch coupling and described control system.
A kind of improvement as the utility model frame shock resistance testing machine, described control system comprises speed pickup, strength sensor, control circuit board, data collecting card and display, one end of described speed pickup is tapped the head with described racket and is connected, the other end is electrically connected to described control circuit board, one end of described strength sensor is tapped the head with described racket and is connected, the other end is electrically connected to described control circuit board, and described control circuit board is connected with described display by described data collecting card.
As a kind of improvement of the utility model frame shock resistance testing machine, described testing machine also comprises the 3rd frame, and described racket is tapped the head and is arranged in described the 3rd frame.
As a kind of improvement of the utility model frame shock resistance testing machine, be provided with on described the 3rd frame and bounce a lifting handwheel.
As a kind of improvement of the utility model frame shock resistance testing machine, described the 3rd erecting is placed in chute, and described the 3rd frame also is connected with and moves forward and backward handwheel.
A kind of improvement as the utility model frame shock resistance testing machine, described racket handle clamping device comprises the first jig plate and the second jig plate, described the first jig plate be connected the connection that is spirally connected of the second jig plate, and be formed with between the first jig plate and described the second jig plate for the fixing hole slot of racket handle.
A kind of improvement as the utility model frame shock resistance testing machine, described angle dial top is provided with induction installation, the edge of described angle dial also is fixed with electromagnet and discharges adjustment block and return fixed block, and described angle dial is connected with coaxial transmision.
As a kind of improvement of the utility model frame shock resistance testing machine, the side that described racket is tapped the head uprightly has rule, and described racket is provided with load measuring gauge on tapping the head.
As a kind of improvement of the utility model frame shock resistance testing machine, an end of described racket handle clamping device is bolted in described the first frame, and the other end is coupling in described angle dial.
As a kind of improvement of the utility model frame shock resistance testing machine, described driving clutch and described return clutch coupling all are set to the electromagnet clutch coupling.
with respect to prior art, the utility model can be set identical speed of swing, the identical angle of swinging the bat, identical impact ball frame point position (for example, adjustable settings shock point position is three of ball frame, six, nine and the position of ten two directions, it can be also other position, the user can flexible choice), the identical interval time of swinging the bat is poor, record the strength of each impact, and record each time impact strength, after arriving the number of times of setting, the variation of its strength decline of observable, if racket does not reach just fracture of set point number, or strength to the strength deviate of setting (for example fails, racket distortion or its structure are existing to be damaged), can auto stop.
Whole plant automation degree is high, can effectively reduce the impact of human factor, greatly improves accuracy and the reliability of test, thereby the frame impact resistance of tennis racket and wall ball racket is assessed accurately and effectively.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the tap the head structural representation at the back side of racket in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model and beneficial effect thereof are further described, but embodiment of the present utility model is not limited to this.
as shown in Figure 1, a kind of frame shock resistance testing machine that the utility model provides, comprise the first frame 1 and the second frame 2 that are oppositely arranged, be provided with racket handle clamping device 3 between the first frame 1 and the second frame 2, also be provided with angle dial 4 between racket handle clamping device 3 and the second frame 2, and also be provided with racket between the first frame 1 and the second frame 2 and tap the head 5, also be provided with anxious stopping/power switch 6 and electromagnet on the second frame 2 and hold button 7, racket is tapped the head and 5 is connected with respectively control system, CD-ROM drive motor, the return motor, driving clutch and return clutch coupling, CD-ROM drive motor is connected with driving clutch and control system, the return motor is connected with return clutch coupling and control system.
Wherein, control system comprises speed pickup, strength sensor, control circuit board, data collecting card and display, one end and the racket of speed pickup tapped the head and 5 is connected, the other end is electrically connected to control circuit board, one end and the racket of strength sensor tapped the head and 5 is connected, the other end is electrically connected to control circuit board, and control circuit board is connected with display by data collecting card.The setting of control system is convenient to realize robotization, and the data that gather are more accurately reliable.
Wherein, CD-ROM drive motor also is connected with the driving flywheel, drives flywheel and can make speed of swing more stable, and can do the shock-testing of free acceleration.
As shown in Figure 2, testing machine also comprises the 3rd frame 8, and racket is tapped the head and 5 is arranged in the 3rd frame 8.
Be provided with on the 3rd frame 8 and bounce a lifting handwheel 9, be used for to raise or reduce tap the head 5 height of racket, with the test of the frame impact resistance of the racket that is applicable to have different length.
The 3rd frame 8 is arranged in chute 10, and the 3rd frame 8 also is connected with and moves forward and backward handwheel 11, be used for regulating racket tap the head 5 and racket between distance.
Racket handle clamping device 3 comprises the first jig plate and the second jig plate, the first jig plate be connected the jig plate connection that is spirally connected, and be formed with between the first jig plate and the second jig plate for the fixing hole slot of racket handle.Preferably, the first jig plate and the second jig plate include pickup groove and blob of viscose, and blob of viscose is screwed in pickup groove, and the central part of blob of viscose is provided with groove, the xsect of this groove be shaped as semicircle.After the first jig plate and the second jig plate were screwed onto together, two semi-circular recesses just in time were combined into one and can hold the through hole that racket handle passes through.The blob of viscose that has the semicircular groove of different radii by replacing just goes for racket (being mainly the diameter of racket handle) fixing of different model.
Angle dial 4 tops are provided with induction installation 13, the edge of angle dial 4 also is fixed with electromagnet and discharges adjustment block 14 and return fixed block 15, and angle dial 4 is connected with coaxial transmision 12, is convenient to guarantee that the anglec of rotation of racket handle clamping device 3 and the angles of display on angle dial 4 are consistent.Electromagnet discharges adjustment block 14 and is bolted on angle dial 4, and induction installation comprises sense light.Wherein, return fixed block 15 generally is spirally connected and is fixed on angle dial 4, but the user also can suitably adjust the position of return fixed block 15 as required, and method of adjustment is the nut that unclamps on return fixed block 15, move on to the appropriate location, then tighten this nut and get final product.
A tap the head side of 5 of racket uprightly has rule, be used for to measure the racket center to tap the head distance between 5 centers of racket, and racket is tapped the head and is provided with load measuring gauge on 5, racket is tapped the head 5 have larger weight, is convenient to the frame of racket is carried out impulse test.
One end of racket handle clamping device 3 is bolted in the first frame 1, and the other end is coupling in angle dial 4.
Driving clutch and return clutch coupling all are set to the electromagnet clutch coupling, are convenient to adhesive and release.
Preferably, also be provided with another induction installation between racket handle clamping device 3 and the first frame 1, this induction installation is connected with the velocity response sheet, this velocity response sheet is fixed on racket handle clamping device 3 by induction speed setting nut, can respond to the speed setting nut to this by spanner and regulate.
Wherein, an end of racket handle clamping device 3 is bolted in the first frame 1, and the other end is coupling in angle dial 4.
During use, at first select one group of suitable blob of viscose according to the handle size of racket, then with spanner, blob of viscose is individually fixed on the first jig plate and the second jig plate, racket handle is placed in the fixedly hole slot of racket handle that is used for that forms between the blob of viscose of the blob of viscose of the first jig plate and the second jig plate, then the first jig plate and the second jig plate are spirally connected fixing, complete gripping of racket.
then, the protractor of providing for oneself is placed on racket handle clamping device 3, hold device 3 with the hand roating sphere spindle clamp of clapping hands, when protractor is indicated to 15 °, hold button 7 by lower electromagnet, fix racket handle clamping device 3, then unclamp the nut on electromagnet release adjustment block 14, it is moved on to suitable position, the sense light that be positioned at the induction installation 13 of angle dial 4 tops this moment can light, then the nut of tightening on electromagnet release adjustment block 14 is fixed, simultaneously with spanner adjustment induction speed setting nut, velocity response sheet and the induction installation between the first frame 1 and racket handle clamping device 3 can be sensed.
Then, the electromagnet of upspringing holds button 7.According to the length of racket, can racket be tapped the head 5 adjust to suitable position with moving forward and backward handwheel 11 by bouncing a lifting handwheel 9, can read out from rule from the center of racket to racket the tap the head position at 5 centers.
Then, testing machine is connected with the mains, begin test.At first, the data such as specification, model and material of input racket to be measured and the related data of test on display, as testing time, brachium set, the parameters such as the total amount of the restriction of minimum strength, peak power restriction, ball and time out.After setting above parameter, first make CD-ROM drive motor rotate again the hit testing button and begin test.
The utility model utilizes the uniform rotation (can also pass through the control system setting speed) of CD-ROM drive motor, reaches the test request of different speed of swing, after mixing the driving flywheel, can also make speed of swing more stable, and can do the shock-testing of free acceleration.
When angle with driving clutch and 3 adhesives of racket handle clamping device when arriving setting value interval time, reach the action of swinging the bat, when arrive approaching to bounce, racket angle (can be set by angle initialization dish 4 when a little front, come set angle by rotating coaxial gearing 12), driving clutch discharges automatically, drive racket and tap the head and 5 bounce racket with free velocity by driving flywheel, strength is bounced in the strength sensor collection, and is presented on display by control circuit board and data collecting card.
(set by angle initialization dish 4 after arriving when angle of rebound the angle of setting, come set angle by rotating coaxial gearing 12), by return clutch coupling and 3 adhesives of racket handle clamping device, racket directly stops, avoid secondary to bounce, the racket of by the return motor, racket the being taken back original preparation again angle of swinging the bat (is set by the angle initialization dish, come set angle by rotating coaxial gearing 12), uniformly-spaced after time arrival, the return clutch coupling discharges, with the driving clutch adhesive, action simultaneously, again reach the purpose of swinging the bat, operation so repeatedly, after arriving set point number, life curve in query count machine system changes, can judge the impact mass of this racket.
In control system, can set the rotating speed of CD-ROM drive motor, the speed of swinging the bat to converse it can also calculate when bouncing and the relative velocity of ball, and can set when strength less than how much number percent or less than how much strength the time, warns and auto stop.Control system also can show that how many strength change curve and peak powers thereof of bouncing each time be, and each maximal value is painted into life curve.
After testing time arrival or sample fracture, testing machine stops test automatically.
in a word, the utility model can be set identical speed of swing, the identical angle of swinging the bat, identical impact ball frame point position (for example, adjustable settings shock point position is three of ball frame, six, nine and the position of ten two directions, it can be also other position, the user can flexible choice), the identical interval time of swinging the bat is poor, record the strength of each impact, and record each time impact strength, after arriving the number of times of setting, the variation of its strength decline of observable, if racket does not reach just fracture of set point number, or strength to the strength deviate of setting (for example fails, racket distortion or its structure are existing to be damaged), can auto stop.
Whole plant automation degree is high, can effectively reduce the impact of human factor, greatly improves accuracy and the reliability of test, thereby the frame impact resistance of tennis racket and wall ball racket is assessed accurately and effectively.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned implementation method.Therefore the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although this instructions has used some specific terms, these terms do not consist of any restriction to the utility model just for convenience of description.
Claims (10)
1. frame shock resistance testing machine, it is characterized in that: comprise the first frame and the second frame that are oppositely arranged, be provided with the racket handle clamping device between described the first frame and described the second frame, also be provided with angle dial between described racket handle clamping device and described the second frame, and also being provided with racket between described the first frame and described the second frame taps the head, also be provided with anxious stopping/power switch and electromagnet on described the second frame and hold button, described racket is tapped the head and is connected with respectively control system, CD-ROM drive motor, the return motor, driving clutch and return clutch coupling, described CD-ROM drive motor is connected with described driving clutch and described control system, described return motor is connected with described return clutch coupling and described control system.
2. frame shock resistance testing machine according to claim 1, it is characterized in that: described control system comprises speed pickup, strength sensor, control circuit board, data collecting card and display, one end of described speed pickup is tapped the head with described racket and is connected, the other end is electrically connected to described control circuit board, one end of described strength sensor is tapped the head with described racket and is connected, the other end is electrically connected to described control circuit board, and described control circuit board is connected with described display by described data collecting card.
3. frame shock resistance testing machine according to claim 1, it is characterized in that: described testing machine also comprises the 3rd frame, described racket is tapped the head and is arranged in described the 3rd frame.
4. frame shock resistance testing machine according to claim 3, is characterized in that: be provided with on described the 3rd frame and bounce a lifting handwheel.
5. frame shock resistance testing machine according to claim 4, it is characterized in that: described the 3rd erecting is placed in chute, and described the 3rd frame also is connected with and moves forward and backward handwheel.
6. frame shock resistance testing machine according to claim 1, it is characterized in that: described racket handle clamping device comprises the first jig plate and the second jig plate, described the first jig plate be connected the connection that is spirally connected of the second jig plate, and be formed with between the first jig plate and described the second jig plate for the fixing hole slot of racket handle.
7. frame shock resistance testing machine according to claim 1, it is characterized in that: be provided with induction installation above described angle dial, the edge of described angle dial also is fixed with electromagnet and discharges adjustment block and return fixed block, and described angle dial is connected with coaxial transmision.
8. frame shock resistance testing machine according to claim 1, it is characterized in that: the side that described racket is tapped the head uprightly has rule, and described racket is provided with load measuring gauge on tapping the head.
9. frame shock resistance testing machine according to claim 1, it is characterized in that: an end of described racket handle clamping device is bolted in described the first frame, and the other end is coupling in described angle dial.
10. frame shock resistance testing machine according to claim 1, it is characterized in that: described driving clutch and described return clutch coupling all are set to the electromagnet clutch coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220687537 CN202994425U (en) | 2012-12-13 | 2012-12-13 | Racket frame anti-hitting testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220687537 CN202994425U (en) | 2012-12-13 | 2012-12-13 | Racket frame anti-hitting testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202994425U true CN202994425U (en) | 2013-06-12 |
Family
ID=48565597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220687537 Expired - Fee Related CN202994425U (en) | 2012-12-13 | 2012-12-13 | Racket frame anti-hitting testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202994425U (en) |
-
2012
- 2012-12-13 CN CN 201220687537 patent/CN202994425U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20161213 |