CN219224404U

CN219224404U - Multifunctional strength tester

Info

Publication number: CN219224404U
Application number: CN202320245126.XU
Authority: CN
Inventors: 王炳昌; 董晨
Original assignee: Cangzhou Shengfeng New Material Technology Co ltd
Current assignee: Cangzhou Shengfeng New Material Technology Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-20
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to the technical field of strength tests, in particular to a multifunctional strength tester which is convenient for taking out the whole precoated sand whether the whole precoated sand is or not after the test is finished, and simultaneously is convenient for ensuring the whole taking out of the whole precoated sand after the strength test.

Description

Multifunctional strength tester

Technical Field

The utility model relates to the technical field of strength tests, in particular to a multifunctional strength tester.

Background

As is well known, precoated sand is sand or core sand with a layer of solid resin film on the sand surface before molding, and there are two coating processes, namely a cold method and a hot method: dissolving resin with ethanol by a cold method, adding urotropine in the sand mixing process to coat the resin and the urotropine on the surface of sand grains, and volatilizing the ethanol to obtain precoated sand; preheating sand to a certain temperature by a thermal method, adding resin to melt the sand, stirring to coat the resin on the surface of sand grains, adding urotropine water solution and lubricant, cooling, crushing and screening to obtain precoated sand which is used for steel castings and iron castings, and testing the strength of the precoated sand to improve the casting precision of the castings, so that a multifunctional strength tester is designed; the chinese patent with publication number CN217688215 discloses an intelligent precoated sand hot-drawing strength detector, including the mounting box, the left side intercommunication of mounting box has the feeder hopper, the right side fixedly connected with mounting panel of mounting box, the top fixedly connected with linear electric motor of mounting panel, linear electric motor's output shaft fixedly connected with actuating lever, the inside bottom of mounting box passes through brace table fixed connection hot plate, the top of hot plate is provided with sample mould, sample mould's right side fixedly connected with connecting rod, sample mould's one end is kept away from to the connecting rod runs through the mounting box and extends to the outside of mounting box, the connecting rod is located the outside one end of mounting box and is connected with the actuating lever through tension sensor, the top of mounting panel and the surface that is located the connecting rod are provided with buffer gear, it is through setting up sample mould to the mounting box in, avoid the broken time of precoated sand, the problem of broken sediment splash, but, it is comparatively inconvenient when the test-back precoated sand takes out, especially through intensity test and complete the harder complete taking out of precoated sand.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the multifunctional strength tester which is convenient for taking out the whole precoated sand whether the whole precoated sand is or not after the test is finished, and simultaneously, is convenient for ensuring the complete taking out of the whole precoated sand after the strength test.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multi-functional intensity test appearance, includes the box, the interior bottom of box is provided with the brace table, there is the backup pad through translation mechanism sliding fit on the brace table, be provided with the sample mould in the backup pad, the sample mould include with backup pad fixed die and with backup pad sliding fit's movable mould, be provided with feeder hopper and first actuating cylinder on the box, the output shaft fixedly connected with arm-tie of first actuating cylinder, the arm-tie is connected with rotary mechanism through tension sensor, rotary mechanism's output shaft passes through dead lever fixedly connected with can catch on the movable lever of sample mould, set up the movable groove with movable lever looks adaptation on the movable mould, the interior top of box is provided with the heating mechanism that can control the removal.

Preferably, the rotating mechanism comprises a rotating sleeve fixedly connected with the tension sensor, the fixed rod is rotationally connected with the rotating sleeve, and a first driving motor for driving the fixed rod to rotate is fixedly connected to the rotating sleeve.

Preferably, the heating mechanism comprises a sliding frame which is in sliding fit with the inner top of the box body, a driving mechanism for driving the sliding frame to move is arranged on the box body, and a plurality of heating rods are arranged at the bottom of the sliding frame.

Preferably, the driving mechanism comprises a screw rod rotatably connected to the inner top of the box body, a driving motor II for driving the screw rod to rotate is fixedly arranged outside the box body, and the sliding frame is in threaded connection with the screw rod.

Preferably, the translation mechanism comprises a second driving cylinder, a through groove which is communicated left and right is formed in the supporting table, the second driving cylinder is arranged in the through groove, an output shaft of the second driving cylinder is fixedly connected with a sealing plate, and the supporting plate is fixedly connected with the sealing plate.

Preferably, the support leg comprises a support leg fixedly installed at the bottom of the support plate and in sliding fit with the support table, a plurality of universal balls are installed at the bottom of the support leg, a limiting block is installed on the support leg, and a guide limiting chute in sliding fit with the limiting block is formed in the support table.

Preferably, the die further comprises a stop block and a guide rail which are fixedly arranged on the supporting plate, the movable die is in sliding fit with the guide rail, and the stop block is matched with the movable die.

(III) beneficial effects

Compared with the prior art, the utility model provides a multifunctional strength tester, which has the following beneficial effects:

this multi-functional strength tester, be convenient for with the tectorial membrane sand under the molten state after handling in the sample mould through the feeder hopper, wait that tectorial membrane sand solidifies, start driving cylinder one and draw the movable mould to one side of keeping away from the fixed mould through tension sensor, rotary mechanism, dead lever and movable lever, detect pulling force wherein through tension sensor, when tensile strength exceeds certain numerical value, tectorial membrane sand in the sample mould is whole or is divided into two halves, then rotate movable lever to the horizontality from the movable inslot through rotary mechanism, and then be convenient for with the bracing piece through driving cylinder one, fixed mould, movable mould and tectorial membrane sand whole are released from the box in, synchronous movable lever is withdrawn from the movable inslot, and then can take out complete tectorial membrane sand or incomplete tectorial membrane sand, complete tectorial membrane sand can be used for later casting technology, through setting up heating mechanism, can heat the tectorial membrane sand, improve the temperature of tectorial membrane sand, thereby be convenient for carry out tensile strength test to the tectorial membrane sand of different temperatures, this multi-functional strength tester is convenient with whole after accomplishing the whole test of taking out of whole tectorial membrane sand after whole test is guaranteed or whole test is taken out or not after whole test is convenient.

Drawings

FIG. 1 is a schematic view in partial cross-section of the entire structure of the present utility model;

FIG. 2 is a schematic overall construction of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model from other view angles as a whole;

FIG. 4 is a schematic view in partial cross-section of the cooperation of the support plate, the movable mold and the tension sensor of the present utility model;

FIG. 5 is a schematic diagram of the carriage, heater bar and drive motor of the present utility model;

FIG. 6 is a schematic view of the support plate, second drive cylinder and leg fitting of the present utility model;

the reference numerals in the drawings: 1. a case; 2. a support table; 3. a support plate; 4. setting a mold; 5. a movable mold; 6. a feed hopper; 7. a first driving cylinder; 8. pulling a plate; 9. a tension sensor; 10. a fixed rod; 11. a movable rod; 12. a movable groove; 13. a rotating sleeve; 14. driving a first motor; 15. a carriage; 16. a heating rod; 17. a screw; 18. a second driving motor; 19. a second driving cylinder; 20. a sealing plate; 21. a support leg; 22. a universal ball; 23. a limiting block; 24. guiding and limiting sliding grooves; 25. a stop block; 26. and a guide rail.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the multifunctional strength tester of the utility model comprises a box body 1, wherein a supporting table 2 is arranged at the inner bottom of the box body 1, a supporting plate 3 is slidably matched with the supporting table 2 through a translation mechanism, a sample die is arranged on the supporting plate 3, the sample die comprises a fixed die 4 fixedly connected with the supporting plate 3 and a movable die 5 slidably matched with the supporting plate 3, a feed hopper 6 and a first driving cylinder 7 are arranged on the box body 1, an output shaft of the first driving cylinder 7 is fixedly connected with a pull plate 8, the pull plate 8 is connected with a rotating mechanism through a tension sensor 9, an output shaft of the rotating mechanism is fixedly connected with a movable rod 11 capable of hooking the sample die through a fixed rod 10, a movable groove 12 matched with the movable rod 11 is formed in the movable die 5, and a heating mechanism capable of moving left and right is arranged at the inner top of the box body 1. Further, a guide post is fixedly connected to the pull plate 8, a guide sleeve is fixedly connected to the box body 1, and the guide post is in sliding fit with the guide sleeve.

Specifically, the rotating mechanism comprises a rotating sleeve 13 fixedly connected with the tension sensor 9, the fixed rod 10 is rotationally connected with the rotating sleeve 13, a first driving motor 14 for driving the fixed rod 10 to rotate is fixedly connected to the rotating sleeve 13, the first driving motor 14 is started, an output shaft of the first driving motor 14 rotates clockwise or anticlockwise, and the fixed rod 10 is conveniently driven to rotate clockwise or anticlockwise, so that the movable rod 11 is driven to rotate in the movable groove 12.

Specifically, the heating mechanism comprises a sliding frame 15 which is in sliding fit with the inner top of the box body 1, a driving mechanism for driving the sliding frame 15 to move is arranged on the box body 1, a plurality of heating rods 16 are arranged at the bottom of the sliding frame 15, and the driving mechanism is started to conveniently drive the sliding frame 15 to move left and right at the inner top of the box body 1.

Specifically, the driving mechanism comprises a screw rod 17 rotatably connected to the inner top of the box body 1, a driving motor II 18 for driving the screw rod 17 to rotate is fixedly arranged outside the box body 1, the sliding frame 15 is in threaded connection with the screw rod 17, the driving motor II 18 is started, an output shaft of the driving motor II 18 rotates clockwise or anticlockwise, the screw rod 17 is conveniently driven to rotate clockwise or anticlockwise, and the sliding frame 15 is driven to move leftwards or rightwards at the inner top of the box body 1.

Specifically, the translation mechanism includes a second driving cylinder 19, a through groove which is penetrated left and right is formed in the supporting table 2, the second driving cylinder 19 is installed in the through groove, an output shaft of the second driving cylinder 19 is fixedly connected with a sealing plate 20, the supporting plate 3 is fixedly connected with the sealing plate 20, and the second driving cylinder 19 is convenient for driving the sealing plate 20 and the supporting plate 3 to horizontally move, so that the whole precoated sand which is not in whole after the test is completed is conveniently taken out.

Specifically, still include guiding mechanism, guiding mechanism includes fixed mounting in the bottom of backup pad 3 and with supporting bench 2 sliding fit's landing leg 21, a plurality of universal balls 22 are installed to the bottom of landing leg 21, and install stopper 23 on the landing leg 21, offered on the supporting bench 2 with stopper 23 sliding fit's the spacing spout 24 of direction, through landing leg 21 and a plurality of universal balls 22, be convenient for make things convenient for the removal of backup pad 3, through the cooperation of stopper 23 and the spacing spout 24 of direction, be convenient for spacing the distance of backup pad 3 from supporting bench 2 roll-off, avoid backup pad 3 to break away from with the contact of supporting bench 2.

Specifically, still include dog 25 and guide rail 26 of fixed mounting on backup pad 3, movable mould 5 and guide rail 26 sliding fit, and dog 25 and movable mould 5 looks adaptation are convenient for the horizontal slip of movable mould 5 through setting up guide rail 26, through setting up dog 25, are convenient for carry out spacingly to movable mould 5, keep away movable mould 5 and break away from backup pad 3.

When the automatic thermal test device is used, the coated sand in the processed molten state is conveniently led into a sample die through the feed hopper 6, the coated sand to be solidified, the driving cylinder 7 is started to pull the moving die 5 to one side far away from the fixed die 4 through the tension sensor 9, the rotating mechanism, the fixed rod 10 and the movable rod 11, the tension in the moving die is detected through the tension sensor 9, when the tensile strength exceeds a certain value, the coated sand in the sample die is integrated or divided into two halves, then the movable rod 11 is rotated to a horizontal state from the movable groove 12 through the rotating mechanism, the supporting rod, the fixed die 4, the moving die 5 and the coated sand are conveniently pushed out from the box body 1 through the driving cylinder 7, the synchronous moving rod 11 is withdrawn from the movable groove 12, the complete coated sand or incomplete coated sand can be taken out, the complete coated sand can be used for a later casting process, and before the tensile test, the temperature of the coated sand can be heated through the heating mechanism, and the temperature of the coated sand is improved, so that the tensile strength test of the coated sand with different temperatures can be conveniently carried out.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The utility model provides a multi-functional intensity test appearance, its characterized in that, including box (1), the interior bottom of box (1) is provided with brace table (2), there is backup pad (3) through translation mechanism sliding fit on brace table (2), be provided with the sample mould on backup pad (3), the sample mould include with backup pad (3) fixed mould (4) fixed connection and with backup pad (3) sliding fit's movable mould (5), be provided with feeder hopper (6) and first (7) of actuating cylinder on box (1), the output shaft fixedly connected with arm-tie (8) of first (7) of actuating cylinder, arm-tie (8) are connected with rotary mechanism through tension sensor (9), rotary mechanism's output shaft through dead lever (10) fixedly connected with movable lever (11) that can catch the sample mould, set up on movable mould (5) with movable groove (12) of movable lever (11) looks adaptation, the interior top of box (1) is provided with but horizontal movement's heating mechanism.

2. The multifunctional strength tester according to claim 1, wherein the rotating mechanism comprises a rotating sleeve (13) fixedly connected with the tension sensor (9), the fixed rod (10) is rotatably connected with the rotating sleeve (13), and a driving motor I (14) for driving the fixed rod (10) to rotate is fixedly connected to the rotating sleeve (13).

3. The multifunctional strength tester according to claim 1, wherein the heating mechanism comprises a carriage (15) which is in sliding fit with the inner top of the box body (1), a driving mechanism for driving the carriage (15) to move is arranged on the box body (1), and a plurality of heating rods (16) are arranged at the bottom of the carriage (15).

4. A multifunctional strength tester according to claim 3, wherein the driving mechanism comprises a screw (17) rotatably connected to the inner top of the box body (1), a driving motor II (18) for driving the screw (17) to rotate is fixedly arranged outside the box body (1), and the carriage (15) is in threaded connection with the screw (17).

5. The multifunctional strength tester according to claim 1, wherein the translation mechanism comprises a second driving cylinder (19), a left-right through groove is formed in the supporting table (2), the second driving cylinder (19) is installed in the through groove, an output shaft of the second driving cylinder (19) is fixedly connected with a sealing plate (20), and the supporting plate (3) is fixedly connected with the sealing plate (20).

6. The multifunctional strength tester according to claim 1, further comprising a guide mechanism, wherein the guide mechanism comprises a supporting leg (21) fixedly installed at the bottom of the supporting plate (3) and in sliding fit with the supporting table (2), a plurality of universal balls (22) are installed at the bottom of the supporting leg (21), a limiting block (23) is installed on the supporting leg (21), and a guide limiting chute (24) in sliding fit with the limiting block (23) is formed in the supporting table (2).

7. The multifunctional strength tester according to claim 1, further comprising a stop block (25) and a guide rail (26) fixedly installed on the supporting plate (3), wherein the movable die (5) is in sliding fit with the guide rail (26), and the stop block (25) is matched with the movable die (5).