CN219065169U - Tennis racket fatigue hit testing machine - Google Patents
Tennis racket fatigue hit testing machine Download PDFInfo
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- CN219065169U CN219065169U CN202223550742.0U CN202223550742U CN219065169U CN 219065169 U CN219065169 U CN 219065169U CN 202223550742 U CN202223550742 U CN 202223550742U CN 219065169 U CN219065169 U CN 219065169U
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Abstract
The utility model relates to a tennis racket fatigue hitting testing machine, which comprises a rack, a hitting component for hitting the center of the string surface of a racket head of a tennis racket to be tested, and a clamping component for clamping and fixing the tennis racket to be tested; the clamping assembly is arranged on the horizontal workbench, the clamping assembly can be adjusted left and right, the clamping assembly comprises a sliding rail, a first sliding block and a second sliding block which are respectively arranged on the sliding rail in a sliding manner, a first clamp which is arranged on the first sliding block and is used for fixedly clamping one end of the tennis racket to be tested, and a second clamp which is arranged on the second sliding rail and is used for fixedly clamping the other end of the tennis racket to be tested, and the sliding rail is arranged on the horizontal workbench; still including control panel, control panel connects and strikes the subassembly, realizes that it is automatic to carry out fatigue and strikes the test, but the test demand of different length tennis rackets is satisfied to the tennis racket of different length, effectively improves the commonality of testing machine, and then reduces testing cost.
Description
Technical Field
The utility model relates to the technical field of tennis racket fatigue hitting test machines, in particular to a tennis racket fatigue hitting test machine.
Background
Tennis is a beautiful and intense sport that is typically performed between two single players or two pairs of double play combinations. The player hits the hollow rubber ball with a tennis racket on the tennis court with a net interposed therebetween. Wherein tennis rackets are an indispensable device for tennis.
The selection of the tennis racket is an important link, and a player can act in a slow way when the tennis racket swings due to the heavy tennis racket, so that the tennis racket which is too light is not easy to deal with a strong ball and is easy to turn over. The general experience is: the weight of the tennis racket suitable for people with strong youth is 320-330 g, the weight of the tennis racket suitable for middle-aged and elderly people is 300-320 g, and the net strings of the tennis racket are generally rubber, hemp strings, animal hair (sheep) and polyethylene fibers.
The tennis racket generally comprises a racket head, a racket throat and a racket handle, and the existing fatigue hitting test of the tennis racket is usually achieved through hitting in a manual mode, so that the testing efficiency is low.
Accordingly, in the present patent application, the applicant has studied a tennis racket fatigue hit testing machine to solve the above-mentioned problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model mainly aims to provide the tennis racket fatigue striking test machine which realizes the automatic fatigue striking test, can be adapted to tennis rackets with different lengths, meets the test requirements of the tennis rackets with different lengths, effectively improves the universality of the test machine and further reduces the test cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a tennis racket fatigue striking test machine comprises a rack, a striking component for striking the center of the string surface of a racket head of a tennis racket to be tested, and a clamping component for clamping and fixing the tennis racket to be tested;
the rack is provided with a horizontal workbench, the clamping assembly is arranged on the horizontal workbench, the clamping assembly can be adjusted left and right comprises a sliding rail which extends along the left and right direction, a first sliding block and a second sliding block which are respectively arranged on the sliding rail in a sliding manner, a first clamp which is arranged on the first sliding block and is used for fixedly clamping one end of a tennis racket to be tested, and a second clamp which is arranged on the second sliding rail and is used for fixedly clamping the other end of the tennis racket to be tested, and the sliding rail is arranged on the horizontal workbench;
the striking device also comprises a control panel, wherein the control panel is connected with the striking component.
As a preferable mode, the first clamp and/or the second clamp are/is adjustable clamps.
As a preferable scheme, the front-back adjustable clamp comprises a bearing part, a first clamping piece and a second clamping piece which are sleeved on the bearing part and can slide along the bearing part, and a clamping space is formed among the first clamping piece, the second clamping piece and the bearing part.
As a preferable scheme, the front-back adjustable clamp further comprises a first locking piece for locking the first clamping piece and the bearing part, and a second locking piece for locking the second clamping piece and the bearing part.
As a preferable scheme, the clamping assembly capable of being adjusted left and right further comprises a third locking piece used for locking the first sliding block and the sliding rail.
As a preferable scheme, the clamping assembly capable of being adjusted left and right further comprises a fourth locking piece used for locking the second sliding block and the sliding rail.
As a preferred scheme, strike the subassembly including strike the piece and be used for driving the drive cylinder that strikes the piece and go up and down, the output shaft of drive cylinder connects the strike piece, control panel connects the drive cylinder, still be provided with the load cell on the output shaft of drive cylinder, the load cell is located the top of strike piece.
As a preferable scheme, the striking assembly further comprises a pressure regulating valve for regulating the driving cylinder, and the pressure regulating valve is connected with a pressure gauge.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, in particular:
the fatigue hitting test is automatically carried out by matching the hitting component and the clamping component, and particularly, the structural design of the clamping component can be adjusted left and right, so that the tennis racket with different lengths can be adapted, the testing requirements of the tennis rackets with different lengths are met, the universality of the testing machine is effectively improved, and the testing cost is further reduced;
secondly, through the structural design of the clamp capable of being adjusted forwards and backwards, the tennis racket with the racket heads or the racket handles with different outer diameters can be adapted, the testing requirements of the tennis racket with the racket heads or the racket handles with different outer diameters are further met, the universality of the testing machine is further effectively improved, and the testing cost is further reduced;
and, the degree of automation of the whole is higher, raise the test efficiency.
In order to more clearly illustrate the structural features and efficacy of the present utility model, a detailed description thereof will be given below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic view of another angle structure of an embodiment of the present utility model;
figure 3 is a partial schematic view of an embodiment of the present utility model (mainly showing the striking assembly).
Reference numerals illustrate:
10. rack
11. Horizontal workbench 12 and horizontal adjustment foot margin
13. First and second brackets 14, second bracket
20. Striking assembly
21. Striking piece 22 and driving cylinder
23. Pressure regulating valve 24 and load cell
25. Pressure gauge
30. Clamping assembly
31. Slide rail 32, first slider
33. Second slider 34, first clamp
341. Carrier 342, first clamping member
343. Second clamping piece 344, first locking piece
345. Second locking piece
35. Second clamp
36. Third locking piece 37, fourth locking piece
40. Control panel
50. Tennis racket to be measured.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description.
As shown in fig. 1 to 3, a tennis racket fatigue striking test machine includes a frame 10, a striking assembly 20 for striking a center of a head chord plane of a tennis racket 50 to be measured, and a clamping assembly 30 for clamping and fixing the tennis racket 50 to be measured;
the machine frame 10 is provided with a horizontal workbench 11, and four corners of the bottom of the machine frame 10 are provided with horizontal adjustment feet 12.
The clamping assembly 30 is arranged on the horizontal workbench 11, and the clamping assembly 30 can be adjusted left and right. By adjusting the clamping assembly left and right, fatigue hit tests of tennis rackets 50 to be tested of different lengths can be accommodated.
The clamping assembly capable of being adjusted left and right comprises a sliding rail 31 extending along the left and right direction, a first sliding block 32 and a second sliding block 33 respectively arranged on the sliding rail 31 in a sliding manner, a first clamp 34 arranged on the first sliding block 32 and used for fixedly clamping one end of the tennis racket 50 to be tested, and a second clamp 35 arranged on the second sliding rail 31 and used for fixedly clamping the other end of the tennis racket 50 to be tested. In this embodiment, the first clamp 34 is used for fixing an end of the racket shaft that is away from the racket head and clamps the tennis racket 50 to be tested, and the second clamp 35 is used for fixing an end of the racket head that is away from the racket shaft and clamps the tennis racket 50 to be tested.
The sliding rail 31 is arranged on the horizontal workbench 11; the clamping assembly capable of being adjusted left and right further comprises a third locking piece 36 for locking the first sliding block 32 and the sliding rail 31 and a fourth locking piece 37 for locking the second sliding block 33 and the sliding rail 31.
The first clamp 34 and/or the second clamp 35 are/is adjustable clamps. The fixture can be adjusted forwards and backwards, so that the device can be suitable for fatigue striking tests of heads and handles with different sizes.
In this embodiment, the front-back adjustable clamp includes a bearing portion 341, and a first clamping member 342 and a second clamping member 343 sleeved on the bearing portion 341 and capable of sliding along the bearing portion 341, wherein a clamping space is formed between the first clamping member 342, the second clamping member 343 and the bearing portion 341.
In this embodiment, the front-back adjustable clamp further includes a first locking member 344 for locking the first clamping member 342 to the carrying portion 341 and a second locking member 345 for locking the second clamping member 343 to the carrying portion 341, where the first locking member 344, the second locking member 345, the third locking member 36 and the fourth locking member 37 are all manual locking members.
The novel horizontal workbench is characterized by further comprising a control panel 40, wherein the control panel 40 is arranged on the first support 13, the control panel 40 is connected with the striking assembly 20, the striking assembly 20 is arranged on the second support 14, and the first support 13 and the second support 14 are both arranged on the horizontal workbench 11.
In this embodiment, the striking assembly 20 includes a striking member 21, a driving cylinder 22 for driving the striking member 21 to lift, and a pressure regulating valve 23 for regulating the driving cylinder 22, wherein the driving cylinder 22 is disposed on the second bracket 14, and an output shaft of the driving cylinder 22 is connected to the striking member 21. Preferably, the striking member 21 is a hemispherical steel ball member. The control panel 40 is connected with the driving cylinder 22, and a load cell 24 is further arranged on the output shaft of the driving cylinder 22, and the load cell 24 is located above the striking member 21. The pressure regulating valve 23 is connected with a pressure gauge 25. The pressure gauge 25 is a pointer pressure gauge. If the pressure cannot reach the set value, the air pressure of the pressure regulating valve 23 may be increased.
The following generally describes the following working principles:
the clamping assembly can be adjusted left and right, the clamp can be adjusted back and forth, the racket 50 to be tested can be clamped, the position of the racket head of the racket 50 to be tested can be adjusted, the striking piece 21 is opposite to the center of the chord plane of the racket head, and the racket head is locked through the first locking piece 344, the second locking piece 345, the third locking piece 36 and the fourth locking piece 37.
By operating the control panel 40, the test can be started. During the test, the driving cylinder 22 drives the striking member 21 to circularly strike the center of the chord plane of the head with constant striking force and speed. After the test, fatigue resistance of the tennis racket 50 to be tested can be known by detecting whether the racket is broken or not.
The utility model has the design key points that the fatigue hitting test is automatically carried out mainly through the matching of the hitting component and the clamping component, and particularly, the structure design of the clamping component can be adjusted left and right, so that the tennis racket with different lengths can be adapted, the testing requirements of the tennis rackets with different lengths can be met, the universality of a testing machine can be effectively improved, and the testing cost can be further reduced;
secondly, through the structural design of the clamp capable of being adjusted forwards and backwards, the tennis racket with the racket heads or the racket handles with different outer diameters can be adapted, the testing requirements of the tennis racket with the racket heads or the racket handles with different outer diameters are further met, the universality of the testing machine is further effectively improved, and the testing cost is further reduced;
and, the degree of automation of the whole is higher, raise the test efficiency.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the technical scope of the present utility model, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.
Claims (8)
1. A tennis racket fatigue hit testing machine is characterized in that: comprises a frame, a striking component for striking the center of the string surface of the head of the tennis racket to be tested, and a clamping component for clamping and fixing the tennis racket to be tested;
the rack is provided with a horizontal workbench, the clamping assembly is arranged on the horizontal workbench, the clamping assembly can be adjusted left and right comprises a sliding rail which extends along the left and right direction, a first sliding block and a second sliding block which are respectively arranged on the sliding rail in a sliding manner, a first clamp which is arranged on the first sliding block and is used for fixedly clamping one end of a tennis racket to be tested, and a second clamp which is arranged on the second sliding rail and is used for fixedly clamping the other end of the tennis racket to be tested, and the sliding rail is arranged on the horizontal workbench;
the striking device also comprises a control panel, wherein the control panel is connected with the striking component.
2. The tennis racket fatigue hit testing machine according to claim 1, wherein: the first clamp and/or the second clamp are/is adjustable clamps.
3. The tennis racket fatigue hit testing machine according to claim 2, wherein: the front-back adjustable clamp comprises a bearing part, a first clamping piece and a second clamping piece, wherein the first clamping piece and the second clamping piece are sleeved on the bearing part and can slide along the bearing part, and a clamping space is formed among the first clamping piece, the second clamping piece and the bearing part.
4. A tennis racket fatigue hit testing machine as set forth in claim 3, wherein: the front-back adjustable clamp further comprises a first locking piece used for locking the first clamping piece and the bearing part and a second locking piece used for locking the second clamping piece and the bearing part.
5. The tennis racket fatigue hit testing machine according to claim 1, wherein: the clamping assembly capable of being adjusted left and right further comprises a third locking piece used for locking the first sliding block and the sliding rail.
6. The tennis racket fatigue hit testing machine according to claim 1, wherein: the clamping assembly capable of being adjusted left and right further comprises a fourth locking piece used for locking the second sliding block and the sliding rail.
7. The tennis racket fatigue hit testing machine according to claim 1, wherein: the striking assembly comprises a striking piece and a driving air cylinder for driving the striking piece to lift, an output shaft of the driving air cylinder is connected with the striking piece, the control panel is connected with the driving air cylinder, a load element is further arranged on an output shaft of the driving air cylinder, and the load element is located above the striking piece.
8. The tennis racket fatigue hit testing machine according to claim 7, wherein: the striking assembly further comprises a pressure regulating valve used for regulating the driving cylinder, and the pressure regulating valve is connected with a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223550742.0U CN219065169U (en) | 2022-12-30 | 2022-12-30 | Tennis racket fatigue hit testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223550742.0U CN219065169U (en) | 2022-12-30 | 2022-12-30 | Tennis racket fatigue hit testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219065169U true CN219065169U (en) | 2023-05-23 |
Family
ID=86345733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223550742.0U Active CN219065169U (en) | 2022-12-30 | 2022-12-30 | Tennis racket fatigue hit testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219065169U (en) |
-
2022
- 2022-12-30 CN CN202223550742.0U patent/CN219065169U/en active Active
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