Hardness testing device for oilless bearing
Technical Field
The utility model relates to a bearing field particularly, relates to a hardness testing arrangement that oilless bearing used.
Background
The hardness tester is mainly used for hardness measurement of materials such as forged steel, cast iron, nonferrous metal, mild steel and the like, is a test method with the largest indentation in all hardness tests, can reflect the comprehensive performance of the materials, is not influenced by the metallographic structure in the metal, has stable test hardness and high precision, has wider requirements on the surface of parts than other hardness test methods, and is widely used in the industrial fields such as metallurgy, forging, nonferrous metal and the like, laboratories, universities and research institutions. In the prior art, when detecting the bearing, the centre gripping bearing is mostly carried out the centre gripping through the machine and is fixed, but extravagant manufacturing cost, and is equipped mostly to be equipped not to set up damper as the support when detecting to push down, consequently produces vibrations when detecting easily, consequently testing result.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hardness testing arrangement that oilless bearing used to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a hardness testing device for an oilless bearing comprises a working plate, wherein a square working groove is formed in the working plate, an electric telescopic cylinder is fixedly arranged at the top end of the square working groove, the output bottom end of the electric telescopic cylinder is connected with a detection rod, a pressure sensor is arranged in the detection rod, a placing table is arranged at the bottom of the square working groove, two shock absorbers are arranged at the bottom of the placing table, transverse plates are fixedly arranged at the bottom ends of the two shock absorbers and at the top ends of the two shock absorbers, the two shock absorbers are fixed at the bottom end of the placing table and at the bottom end of the square working groove by the transverse plates through threaded screws, a control panel is arranged on one side of the working plate, a controller and a processing chip are arranged in the control panel, and the output end of the pressure sensor is electrically connected with the input end of the controller, the output of controller with the input electric connection who handles the chip, handle the chip with display screen electric connection on the control panel, place the fixed riser that is equipped with in a top both sides, one of them fixed first clamp splice that is equipped with on the riser, another the activity runs through there is the round bar on the riser, the round bar is located the fixed second clamp splice that is equipped with of one end of first clamp splice, second clamp splice and corresponding it is equipped with reset spring to fix between the riser, reset spring establishes in the round bar, the round bar other end is fixed to be equipped with portable piece, it is the rubber material to place a middle part.
Furthermore, the output bottom end of the electric telescopic cylinder and the top end of the detection rod are fixedly provided with mounting plates which are fixedly connected through mounting nails.
Furthermore, both ends are connected with the telescopic link between the diaphragm, control button on the control panel.
Furthermore, the bottom end of the working plate is fixedly provided with a supporting leg, and the bottom end of the supporting leg is fixedly provided with a rubber pad.
Furthermore, a miniature placing groove is formed in the top of the placing table.
Compared with the prior art, the utility model discloses following beneficial effect has:
the oilless bearing who awaits measuring is placed placing the bench, the portable piece of manual pulling, it shortens to drive reset spring, thereby drive the second clamp splice and remove to the horizontal direction of keeping away from first clamp splice, thereby place oilless bearing between second clamp splice and first clamp splice, manual loosening portable piece, make its second clamp splice remove to the horizontal direction of first clamp splice, thereby extension through reset spring, centre gripping oilless bearing between second clamp splice and first clamp splice, make things convenient for the measuring stick to carry out hardness detection to its oilless bearing, drive the measuring stick through electric telescopic cylinder and go up and down, make it contact with detection article, continue to descend, the pressure value between pressure sensor perception measuring stick and the bearing, and transmit the signal of collecting for the controller, the controller receives the back and transmits the processing chip and handles the back, show on the display screen of transmitting on the control panel, supply the user to look over, thereby detect its oilless bearing's hardness, through second clamp splice and first clamp splice to the bearing centre gripping, the stability of work has been guaranteed, and place the platform bottom and be provided with the bumper shock absorber, further assurance descends the stability of the during operation that detects hardness, what avoid equipment itself to produce rocks or rocking of manpower collision, diaphragm on the bumper shock absorber passes through the screw thread nail and installs on placing between platform and the square working groove, through this setting convenient to detach bumper shock absorber, avoid long-time after using, the bumper shock absorber loses the shock attenuation effect, therefore need change, through the demountable installation bumper shock absorber, consequently, conveniently change the bumper shock absorber, it is the rubber material to place the platform middle part, also strengthen the stability of during operation, rocking of less pushing down.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a hardness testing device for an oilless bearing according to an embodiment of the present invention;
fig. 2 is a schematic view of a placing table of a hardness testing device for an oilless bearing according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a control panel of a hardness testing device for an oilless bearing according to an embodiment of the present invention.
Reference numerals:
1. a working plate; 2. a square working groove; 3. an electric telescopic cylinder; 4. a detection lever; 5. a pressure sensor; 6. a placing table; 7. a shock absorber; 8. a transverse plate; 9. a threaded nail; 10. a control panel; 11. a controller; 12. processing the chip; 13. a vertical plate; 14. a first clamping block; 15. a round bar; 16. a second clamp block; 17. a return spring; 18. mounting a plate; 19. installing a nail; 20. a telescopic rod; 21. supporting legs; 22. a micro placement groove; 23. and (4) carrying the block.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
in order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The first embodiment is as follows:
referring to fig. 1-3, a hardness testing device for an oilless bearing according to an embodiment of the present invention includes a working plate 1, the working plate 1 is provided with a square working groove 2, the top end of the square working groove 2 is fixedly provided with an electric telescopic cylinder 3, the output bottom end of the electric telescopic cylinder 3 is connected with a detection rod 4, the detection rod 4 is internally provided with a pressure sensor 5, the bottom of the square working groove 2 is provided with a placing table 6, the bottom of the placing table 6 is provided with two dampers 7, the bottom ends of the two dampers 7 and the top ends of the two dampers 7 are both fixedly provided with a transverse plate 8, the transverse plate 8 fixes the two dampers 7 on the bottom end of the placing table 6 and the bottom end of the square working groove 2 through screw nails 9, one side of the working plate 1 is provided with a control panel 10, a controller 11 and a processing chip 12 are installed inside the control panel 10, the output end of the pressure sensor 5 is electrically connected with the input end of the controller 11, the output end of the controller 11 is electrically connected with the input end of the processing chip 12, the processing chip 12 is electrically connected with the display screen on the control panel 10, the two sides of the top end of the placing table 6 are fixedly provided with vertical plates 13, one of the vertical plates 13 is fixedly provided with a first clamping block 14, the other vertical plate 13 is movably penetrated with a round rod 15, a second clamping block 16 is fixedly arranged at one end of the round rod 15, which is positioned at the first clamping block 14, a return spring 17 is fixedly arranged between the second clamping block 16 and the corresponding vertical plate 13, the return spring 17 is sleeved on the round rod 15, a portable block 23 is fixedly arranged at the other end of the round rod 15, and the middle of the placing table 6 is made of rubber.
Example two:
referring to fig. 1, for the electric telescopic cylinder 3, mounting plates 18 are fixedly arranged at the output bottom end of the electric telescopic cylinder 3 and the top end of the detection rod 4, and the mounting plates 18 are fixedly connected through mounting nails 19.
Through the above technical scheme of the utility model, beneficial effect: the output bottom of the electric telescopic cylinder 3 and the top of the detection rod 4 are both fixedly provided with mounting plates 18, and the mounting plates 18 are fixedly connected through mounting nails 19, so that the detection rod 4 is convenient to disassemble and replace.
Example three:
referring to fig. 1, for the transverse plates 8, telescopic rods 20 are connected between the transverse plates 8, and the control panel 10 is provided with control buttons.
Through the above technical scheme of the utility model, beneficial effect: the telescopic rod 20 can ensure that the transverse plates 8 cannot shake left and right.
Example four:
referring to fig. 1, for the working plate 1, a supporting leg 21 is fixed at the bottom end of the working plate 1, and a rubber pad is fixed at the bottom end of the supporting leg 21.
Through the above technical scheme of the utility model, beneficial effect: the supporting legs 21 support the whole device, and the rubber pads are made of rubber materials and have certain buffering and shock absorption effects.
Example five:
referring to fig. 2, for the placing table 6, a micro placing slot 22 is opened on the top of the placing table 6.
Through the above technical scheme of the utility model, beneficial effect: the oilless bearing bottom sets up in miniature standing groove 22, guarantees the stability when examining.
For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process:
in practical application, an oilless bearing to be tested is placed on the placing table 6, the handle block 23 is pulled manually to drive the reset spring 17 to shorten, so that the second clamping block 16 is driven to move in the horizontal direction away from the first clamping block 14, so that the oilless bearing is placed between the second clamping block 16 and the first clamping block 14, the handle block 23 is loosened manually to enable the second clamping block 16 to move in the horizontal direction of the first clamping block 14, so that the oilless bearing is clamped between the second clamping block 16 and the first clamping block 14 through the extension of the reset spring 17, the detection rod 4 is convenient to detect the hardness of the oilless bearing, the detection rod 4 is driven to lift through the electric telescopic cylinder 3 to enable the detection rod 4 to be in contact with a detection object and to continue to descend, the pressure sensor 5 senses the pressure value between the detection rod 4 and the bearing and transmits the collected signal to the controller 11, the controller 11 receives the signal and transmits the signal to the processing chip 12 for processing, transmitted to the display screen on the control panel 10 for the user to check, thereby detecting the hardness of the oilless bearing, the second clamping block 16 and the first clamping block 14 clamp the bearing, so that the stability of work is ensured, the shock absorber 7 is arranged at the bottom of the placing table 6, the stability of the work for reducing the detection hardness is further ensured, the shaking caused by the equipment or the shaking caused by manual collision is avoided, the transverse plate 8 on the shock absorber 7 is arranged between the placing table 6 and the square working groove 2 through the threaded nail 9, by the arrangement, the shock absorber 7 is convenient to disassemble, the shock absorber 7 is prevented from losing the shock absorption effect after being used for a long time, consequently need change, through demountable installation bumper shock absorber 7, consequently conveniently change bumper shock absorber 7, place 6 middle parts of platform and be the rubber material, also strengthen the stability of during operation, less rocking of pushing down.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.