CN215179245U

CN215179245U - Tensile testing machine for production of precise screws

Info

Publication number: CN215179245U
Application number: CN202120999320.8U
Authority: CN
Inventors: 吴天军
Original assignee: Suzhou Dwf Machinery Technology Co ltd
Current assignee: Suzhou Dwf Machinery Technology Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-14
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a tensile testing machine of accurate screw production usefulness belongs to tensile testing technical field, which comprises a bod, the top fixed mounting of organism has hydraulic rod, hydraulic rod's bottom runs through and extends to the inside of organism, logical groove has all been seted up to the left and right sides of organism, two scale scales of the right side fixedly connected with of organism, two the scale is located the front and the back that lead to the groove respectively, hydraulic rod's bottom fixed mounting has testing arrangement, fixedly connected with mounting panel on the inner wall of organism. The utility model discloses a, the user of service can control protector recovery normal position after finishing detecting, and protector's setting can be protected the user of service when testing the screw, avoids the screw fracture back piece to splash and influences the test environment, also prevents simultaneously that the piece from causing the injury to the user of service, has solved in the past that accurate screw generates does not have safeguard function and the not high problem of efficiency of software testing with the tensile test machine.

Description

Tensile testing machine for production of precise screws

Technical Field

The utility model relates to a tensile test technical field relates to a tensile testing machine of accurate screw production usefulness according to the body ground.

Background

The screw is an industrial meter, the screw is closely related to daily life of people, almost many products are used, according to the assembly requirement of a combined screw, a wire with proper hardness and wire diameter is selected, then the wire is arranged on a heading machine table, a proper groove-shaped punch is selected for heading, next step is thread rolling, a bolt blank between two screw plates is threaded when the screw plates move mutually, the screw plates are processed by one bolt thread in a reciprocating way, after the screw is produced, part of the screw is randomly extracted for tensile test to ensure the product quality, so that a tensile tester is used, namely a universal material tester, and the universal material tester is used for carrying out mechanical stress application for mechanical property tests such as static load, stretching, compressing, bending, shearing, tearing, stripping and the like on various materials, and is suitable for plastic plates, The physical and mechanical property tests of the materials such as pipes, profiles, plastic films, rubber, wires and cables, steel, glass fiber and the like are developed for the materials.

The existing tension testing machine is complex in structure, testing efficiency is not high when tension testing is carried out on a screw, the tension testing machine easily breaks the screw, fragments of the screw splash, accidental injury to users is probably caused when testing environment is influenced, and accordingly professionals in the field provide the tension testing machine for production of precise screws, and the problem mentioned above is solved.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a tensile testing machine of precision screw production usefulness to solve the tensile testing of precision screw production usefulness in the past and do not possess safeguard function and problem that efficiency of software testing is not high.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a tensile testing machine of accurate screw production usefulness, includes the organism, the top fixed mounting of organism has hydraulic rod, hydraulic rod's bottom runs through and extends to the inside of organism, logical groove has all been seted up to the left and right sides of organism, two scale rulers of right side fixedly connected with of organism, two the scale ruler is located the front and the back that lead to the groove respectively, hydraulic rod's bottom fixed mounting has testing arrangement, fixedly connected with mounting panel on the inner wall of organism, the through-hole has been seted up on the mounting panel, the mounting panel is located testing arrangement's bottom, the bottom fixed mounting of organism has protector.

As a further description of the above technical solution: the right side fixed mounting of organism has control panel, hydraulic push rod, protector all with control panel between electric connection.

As a further description of the above technical solution: the testing device comprises a floating plate, the floating plate is fixedly connected to the bottom end of the hydraulic push rod, the left side and the right side of the floating plate are connected to the insides of the two through grooves in a sliding mode, a pointer is fixedly connected to the right side of the floating plate, three tension springs are fixedly connected to the bottom of the floating plate, a bearing plate is arranged at the bottom of the floating plate, the bottom ends of the tension springs are fixedly connected to the top of the bearing plate, a threaded seat is fixedly connected to the bottom of the bearing plate, a tension sensor is fixedly mounted at the top of the bearing plate, and the top end of the tension sensor is fixedly connected to the floating plate.

As a further description of the above technical solution: the three inside of tension spring all is provided with the telescopic link, the equal fixed connection in the bottom of floating plate in top of telescopic link, the equal fixed connection in the top of loading board in bottom of telescopic link.

As a further description of the above technical solution: protector includes the install bin, install bin fixed connection is in the bottom of organism, fixed mounting has servo motor on the interior roof of install bin, threaded connection has the threading board on servo motor's the output shaft, the front and the equal fixedly connected with guard plate in the back of threading board, two the top of guard plate all runs through and extends to the top of install bin, two the guard plate is located the front and the back of organism respectively.

As a further description of the above technical solution: two all seted up the mounting groove on the guard plate, two equal fixedly connected with visual glass on the inner wall of mounting groove.

Compared with the prior art, the utility model has the advantages of:

(1) when the device is used for carrying out tension test on a screw, firstly, a user penetrates the screw through the through hole from the bottom of the mounting plate to enable the larger side of the screw to be positioned at the bottom of the mounting plate, then, the user connects the screw to the testing device in a threaded manner, after the screw is completely installed, the user controls the protection device to work in a powered manner, the protection device starts to move upwards after being powered until the screw is completely shielded, at the moment, the protection device can be controlled to stop working, when the screw needs to be subjected to the tension test, the user controls the hydraulic push rod to drive the testing device to move upwards, the screw starts to bear force during the moving-up process of the testing device, the user can check the current tension according to the scale along with the upward movement of the pointer until the screw is broken or separated to judge the limit tension which the screw can bear, and therefore, the problem that the screw tension testing efficiency is not high in the past is solved, after finishing detecting, the user can control the protective device to recover the original position, the protective device can protect the user when testing the screw, the situation that fragments splash to influence the testing environment after the screw is broken is avoided, meanwhile, the fragments are prevented from hurting the user, and the problem that a tensile testing machine for generating the precise screw does not have a protective function and is not high in testing efficiency is solved.

(2) This scheme, control panel's setting can make this device of controlling that the user of service is simple swift more to this input that reduces personnel and the step of required operation, thereby improve efficiency of software testing.

(3) This scheme, when needs carry out the tensile test to the screw, user of service controls hydraulic push rod and drives the unsteady board rebound, the unsteady board begins to drive the pointer and moves up in step, the tension spring atress begins to extend, tension sensor's numerical value also begins to change, the loading board keeps motionless this moment, the inside screw of screw thread seat has begun the atress, user of service can follow the pointer and move up to look over current pulling force according to the scale, also can know through the numerical value of tension sensor transmission, the ultimate tensile force that can bear can be judged out to the screw fracture or separation until the screw takes place, thereby solve the problem that screw tensile test machine efficiency is not high in the past.

(4) This scheme, the setting of telescopic link can play the restriction to tension spring for tension spring only can carry out the flexible of vertical direction, takes place deformation distortion when avoiding the tension spring atress.

(5) This scheme, after the screw installation finishes, user of service controls servo motor circular telegram work, servo motor circular telegram back drive rather than threaded connection's thread plate begins the rebound, two guard plates fixed with the thread plate begin the rebound thereupon until the guard plate shelters from the screw completely, can control servo motor stop work, user of service can control servo motor antiport and resume the normal position with the guard plate after finishing detecting, protector's setting can protect user of service when testing the screw, avoid piece splash influence test environment behind the screw fracture, also prevent the piece from causing the injury to user of service simultaneously.

(6) This scheme, visual glass's setting makes the user of service can see through the guard plate and observes the test process to the screw, also can not influence test process and record when protecting the user of service, improves the practicality of this device.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 4 is a schematic view of the testing profile structure of the protection device of the present invention.

The reference numbers in the figures illustrate:

1. a body; 2. a hydraulic push rod; 3. a through groove; 4. a graduated scale; 5. a testing device; 501. a floating plate; 502. a tension sensor; 503. a pointer; 504. a tension spring; 505. a carrier plate; 506. a threaded seat; 6. mounting a plate; 7. a through hole; 8. a guard; 801. installing a box; 802. a servo motor; 803. a thread plate; 804. a protection plate; 9. a control panel; 10. a telescopic rod; 11. mounting grooves; 12. the glass is visible.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention;

please refer to fig. 1-4, the utility model discloses an in, a tensile testing machine of accurate screw production usefulness, including organism 1, the top fixed mounting of organism 1 has hydraulic rod 2, hydraulic rod 2's bottom is run through and is extended to organism 1's inside, logical groove 3 has all been seted up to organism 1's the left and right sides, two scale scales 4 of organism 1's right side fixedly connected with, two scale scales 4 are located logical groove 3's front and back respectively, hydraulic rod 2's bottom fixed mounting has testing arrangement 5, fixedly connected with mounting panel 6 on organism 1's the inner wall, through-hole 7 has been seted up on mounting panel 6, mounting panel 6 is located testing arrangement 5's bottom, organism 1's bottom fixed mounting has protector 8.

In the utility model, when the device is used for testing the tensile force of the screw, firstly, a user passes the screw through the through hole 7 from the bottom of the mounting plate 6 to ensure that the larger side of the screw is positioned at the bottom of the mounting plate 6, then, the user connects the screw with the screw thread on the testing device 5, after the screw is completely installed, the user controls the protective device 8 to work by electrifying, the protective device 8 starts to move upwards until the screw is completely shielded, at the moment, the protective device 8 can be controlled to stop working, when the tensile force test of the screw is needed, the user controls the hydraulic push rod 2 to drive the testing device 5 to move upwards, the screw starts to bear force in the process of moving upwards of the testing device 5, the user can check the current tensile force according to the scale 4 until the screw is broken or separated, and can judge the limit tensile force which the screw can bear, thereby solve the problem that screw tensile test machine efficiency of software testing was not high in the past, the user of service can control protector 8 and resume the normal position after finishing detecting, protector 8's setting can be protected the user of service when testing the screw, avoids the screw fracture back piece to splash and influences the test environment, also prevents the piece simultaneously and causes the injury to the user of service, has solved in the past that precision screw generates and does not have safeguard function and problem that efficiency of software testing is not high with tensile test machine.

Please refer to fig. 1, in which: the right side fixed mounting of organism 1 has control panel 9, hydraulic push rod 2, protector 8 all with control panel 9 between electric connection.

The utility model discloses in, control panel 9's setting can make this device of controlling that the user of service is simple swift more to this input that reduces personnel and the step of required operation, thereby improve efficiency of software testing.

Please refer to fig. 1-3, wherein: testing arrangement 5 includes unsteady board 501, unsteady board 501 fixed connection is in hydraulic putter 2's bottom, the left and right sides sliding connection of unsteady board 501 is in the inside of two logical groove 3, unsteady board 501's right side fixedly connected with pointer 503, unsteady board 501's three tension spring 504 of bottom fixedly connected with, unsteady board 501's bottom is provided with loading board 505, the equal fixed connection in the top of loading board 505 in bottom of three tension spring 504, the bottom fixedly connected with screw thread seat 506 of loading board 505, the top fixed mounting of loading board 505 has tension sensor 502, tension sensor 502's top fixed connection is on unsteady board 501.

The utility model discloses in, when needs carry out the tensile test to the screw, user of service control hydraulic push rod 2 drives floating plate 501 rebound, floating plate 501 begins to drive pointer 503 and shifts up in step, tension spring 504 atress begins to extend, tension sensor 502's numerical value also begins to change, loading board 505 keeps motionless this moment, the inside screw of screw thread seat 506 has begun the atress, user of service can follow pointer 503 and move up and look over current pulling force according to scale 4, also can know through the numerical value of tension sensor 502 transmission, the ultimate pulling force that the screw can bear can be judged out until the screw breaks or separates, thereby solve the problem that screw tensile test machine efficiency is not high in the past.

Please refer to fig. 1 and 3, wherein: the inside of three tension spring 504 all is provided with telescopic link 10, and the equal fixed connection in the bottom of floating plate 501 in top of telescopic link 10, and the equal fixed connection in the top of loading board 505 in bottom of telescopic link 10.

The utility model discloses in, the setting of telescopic link 10 can play the limiting displacement to tension spring 504 for tension spring 504 can only carry out the flexible of vertical direction, takes place the deformation distortion when avoiding tension spring 504 atress.

Please refer to fig. 1 and 4, wherein: protector 8 includes install bin 801, install bin 801 fixed connection is in the bottom of organism 1, fixed mounting has servo motor 802 on the interior roof of install bin 801, and threaded connection has screw plate 803 on servo motor 802's the output shaft, and the front and the equal fixedly connected with guard plate 804 in the back of screw plate 803, and the top of two guard plates 804 all runs through and extends to the top of install bin 801, and two guard plates 804 are located the front and the back of organism 1 respectively.

The utility model discloses in, after the screw installation finishes, user of service controls servo motor 802 circular telegram work, servo motor 802 drives after the circular telegram and begins the rebound rather than threaded connection's thread plate 803, two guard plates 804 fixed with thread plate 803 begin the rebound thereupon until guard plate 804 shelters from the screw completely, can control servo motor 802 stop work, user of service can control servo motor 802 antiport and resume the normal position with guard plate 804 after finishing detecting, setting up of protector 8 can protect user of service when testing the screw, avoid the piece to splash influence test environment behind the screw fracture, also prevent the piece from causing the injury to user of service simultaneously.

Please refer to fig. 1 and 4, wherein: all seted up mounting groove 11 on two guard plates 804, equal fixedly connected with visual glass 12 on the inner wall of two mounting grooves 11.

The utility model discloses in, the setting up of visual glass 12 makes the user of service can see through protection plate 804 and observe the test process to the screw, can not influence test process and record when carrying out the protection to the user of service yet, improves the practicality of this device.

In the scheme, the type of the hydraulic push rod 2 can be DYTP-3000; the servo motor 802 may be model 110 ST-M04030.

The working principle is as follows: when the device is required to be used for carrying out tension test on a screw, firstly a user penetrates the screw through the through hole 7 from the bottom of the mounting plate 6 to enable the larger side of the screw to be positioned at the bottom of the mounting plate 6, then the user connects the screw to the testing device 5 in a threaded manner, after the screw is completely installed, the user controls the servo motor 802 to be electrified, the servo motor 802 drives the threaded plate 803 which is in threaded connection to start to move upwards after being electrified, two protection plates 804 which are fixed with the threaded plate 803 start to move upwards along with the threaded plate 804 until the protection plates 804 completely shield the screw, the servo motor 802 can be controlled to stop working, when the screw needs to be subjected to the tension test, the user controls the hydraulic push rod 2 to drive the floating plate 501 to move upwards, the floating plate 501 starts to drive the pointer 503 to move upwards synchronously, the tension spring 504 starts to extend under the stress, and the value of the tension sensor 502 also starts to change, at this time, the bearing plate 505 is kept still, the screw inside the screw seat 506 is stressed, a user can check the current tension according to the graduated scale 4 along with the upward movement of the pointer 503, and can also know the current tension through the value transmitted by the tension sensor 502 until the screw is broken or separated, so that the limit tension born by the screw can be judged, therefore, the problem that the testing efficiency of the conventional screw tension testing machine is low is solved, after the detection is finished, a user can control the servo motor 802 to rotate reversely to restore the protection plate 804 to the original position, the protection device 8 can protect the user while testing the screw, the situation that the testing environment is influenced by the splash of fragments after the screw is broken is avoided, meanwhile, the damage of the scraps to users is prevented, and the problems that the conventional tension testing machine for generating the precise screw does not have a protection function and is low in testing efficiency are solved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a tensile testing machine of precision screw production usefulness, includes organism (1), its characterized in that: the top fixed mounting of organism (1) has hydraulic rod (2), the bottom of hydraulic rod (2) runs through and extends to the inside of organism (1), logical groove (3) have all been seted up to the left and right sides of organism (1), two scale ruler's of right side fixedly connected with (4) of organism (1), two scale ruler (4) are located the front and the back that lead to groove (3) respectively, the bottom fixed mounting of hydraulic rod (2) has testing arrangement (5), fixedly connected with mounting panel (6) on the inner wall of organism (1), through-hole (7) have been seted up on mounting panel (6), mounting panel (6) are located the bottom of testing arrangement (5), the bottom fixed mounting of organism (1) has protector (8).

2. The tension tester for precision screw production according to claim 1, wherein: the right side fixed mounting of organism (1) has control panel (9), hydraulic push rod (2), protector (8) all with control panel (9) between electric connection.

3. The tension tester for precision screw production according to claim 1, wherein: testing arrangement (5) include floating plate (501), floating plate (501) fixed connection is in the bottom of hydraulic push rod (2), the left and right sides sliding connection of floating plate (501) is in the inside of two logical groove (3), the right side fixedly connected with pointer (503) of floating plate (501), the three tension spring (504) of bottom fixedly connected with of floating plate (501), the bottom of floating plate (501) is provided with loading board (505), and is three the equal fixed connection in the top of loading board (505) in the bottom of tension spring (504), the bottom fixedly connected with screw thread seat (506) of loading board (505), the top fixed mounting of loading board (505) has tension sensor (502), the top fixed connection of tension sensor (502) is on floating plate (501).

4. The tension tester for precision screw production according to claim 3, wherein: the three tension springs (504) are all internally provided with telescopic rods (10), the top ends of the telescopic rods (10) are all fixedly connected to the bottom of the floating plate (501), and the bottom ends of the telescopic rods (10) are all fixedly connected to the top of the bearing plate (505).

5. The tension tester for precision screw production according to claim 1, wherein: protector (8) include install bin (801), install bin (801) fixed connection is in the bottom of organism (1), fixed mounting has servo motor (802) on the interior roof of install bin (801), threaded connection has thread plate (803) on the output shaft of servo motor (802), the equal fixedly connected with guard plate (804) in front and the back of thread plate (803), two the top of guard plate (804) all runs through and extends to the top of install bin (801), two guard plate (804) are located the front and the back of organism (1) respectively.

6. The tension tester for precision screw production according to claim 1, wherein: two all seted up mounting groove (11) on guard plate (804), two equal fixedly connected with visual glass (12) on the inner wall of mounting groove (11).