CN217466427U - Microcomputer control electronic universal testing machine convenient for replacing die - Google Patents

Abstract

The utility model relates to an universal tester technical field specifically is a microcomputer control electron universal tester convenient to change mould, which comprises a frame, the surface mounting of frame has electric putter, electric putter's output is fixed with the connecting plate, and the bottom of connecting plate installs pressure sensor, the below of connecting plate is provided with the mould, and the below of going up the mould is provided with the bed die to the bed die all is fixed with T type piece with the one end of last mould, the surface of frame is provided with buffer gear, the surface of frame is provided with protection machanism, the inboard of frame is provided with change mechanism. The utility model discloses not only improved the degree of convenience when universal tester uses, prolonged universal tester uses time electric putter's life, avoided the phenomenon that the piece splashes because of the work piece is broken when universal tester uses moreover.

Description

Microcomputer control electronic universal testing machine convenient for replacing die

Technical Field

The utility model relates to a universal tester technical field specifically is a microcomputer control electron universal tester convenient to change mould.

Background

The microcomputer controlled electronic universal tester is mainly used for testing the mechanical performance indexes of various metals, non-metals and composite materials, such as tension, compression, bending, shearing, peeling, tearing and the like, and the system adopts microcomputer closed-loop control, so that the microcomputer controlled electronic universal tester has wide and accurate loading speed and force measuring range, and has higher precision and sensitivity on the measurement and control of load and displacement.

Through retrieval, the patent number is 202122525830.4, the name is a utility model of a microcomputer control electronic universal testing machine, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a bracket, the top of the bracket is fixedly connected with an electric push rod, the output end of the electric push rod is fixed with a base, the top of the bottom plate is symmetrically provided with the base, the base is provided with a through groove, two side walls of the through groove are obliquely arranged, the top end of the base is provided with a notch, and a clamping block is slidably connected inside the through groove; can carry on spacingly to spacing tooth through the stopper, prevent the runner reversal to keep the stability after the runner rotates, can improve the stability of supporting shoe and briquetting, make the clamp splice can stably clip the test strip, the base rebound that the thorn water can drive the top through electric putter makes the test strip tensile, thereby the completion is to the test.

Research and analysis show that the universal testing machine can conveniently and quickly clamp a test strip, has good stability, is convenient to operate and has strong practicability, but has some defects to a certain extent; secondly, the universal testing machine is difficult to realize the buffer function of the electric push rod when in use, thereby shortening the service life of the electric push rod; thirdly, the universal testing machine is not provided with functions when compressing or stretching hard workpieces, so that the industrial universal testing machine is easy to break and splash when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a microcomputer control electron universal tester convenient to change mould to the degree of convenience when proposing the universal tester use in solving above-mentioned background art is low, electric putter's life is short, and the easy broken problem that splashes of industry.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a microcomputer control electron universal tester convenient to change mould, includes the frame, the fixed surface of frame has control panel, the surface mounting of frame has electric putter, and electric putter's output and electric putter's input electric connection, electric putter's output is fixed with the connecting plate, and the bottom of connecting plate installs pressure sensor to pressure sensor's input and electric putter's output electric connection, the below of connecting plate is provided with the mould, and the below of going up the mould is provided with the bed die to the one end of bed die and last mould all is fixed with T type piece, the surface of frame is provided with buffer gear, the surface of frame is provided with protection machanism, the inboard of frame is provided with replacement mechanism.

Preferably, buffer gear's inside is including guide bar, buffer spring, clamp plate and buffer board, the both sides on rack surface all are provided with the guide bar, and the one end of guide bar run through the frame and with the surface looks fixed connection of connecting plate, the surface cover of guide bar is equipped with the buffer board, the surface cover of guide bar is equipped with buffer spring, and the surface at buffer spring both ends respectively with the surface looks fixed connection of connecting plate and buffer board, the surface cover of guide bar is equipped with the clamp plate, and the surface of clamp plate passes through the bracing piece and the surface looks fixed connection of frame to the clamp plate mutually supports with the buffer board.

Preferably, protection machanism comprises fender cloth, gravity slider, spout, support frame, pivot and servo motor, the both sides of frame top position department all are fixed with the support frame, and the inboard of support frame is rotated and is connected with the commentaries on classics roller, and the surface winding who changes the roller has fender cloth, servo motor is installed to one side of support frame, and servo motor's input and electric putter's output electric connection.

Preferably, servo motor's output is fixed with the pivot through the shaft coupling, and the one end of pivot and the surperficial looks fixed connection who changes the roller, the spout has all been seted up on the surface of frame both sides, and the inside of spout is provided with the gravity slider to gravity slider and the mutual sliding fit of spout, simultaneously, the surface of gravity slider and the surperficial looks fixed connection who keeps off the cloth bottom.

Preferably, the inside of changing the mechanism is provided with L template, fastening bolt, screw, draw-in groove and fixture block, the frame all is fixed with the L template with the both sides on connecting plate surface, and the L template is located the both sides of T type piece, the screw has all been seted up to the both sides on T type piece surface.

Preferably, the surface threaded connection of L template has fastening bolt, and fastening bolt's one end runs through the L template and with the mutual screw-thread fit of screw, the inner wall of L template is fixed with the fixture block, the draw-in groove has all been seted up to the both sides of T type piece, and draw-in groove and the mutual joint cooperation of fixture block.

Compared with the prior art, the beneficial effects of the utility model are that: the microcomputer-controlled electronic universal testing machine convenient for replacing the die not only improves the convenience degree of the universal testing machine during use, prolongs the service life of the electric push rod of the universal testing machine during use, but also avoids the phenomenon of fragment splashing caused by workpiece crushing during use of the universal testing machine;

1. the replacement mechanism is arranged, the fastening bolt is unscrewed, the fastening bolt is far away from the screw hole, the T-shaped block is moved forwards or backwards, the T-shaped block is far away from the L-shaped plate, the lower die and the upper die are replaced, a new lower die and an upper die can be replaced, the T-shaped block is placed on the inner side of the L-shaped plate, the clamping groove is clamped with the clamping block, the T-shaped block is positioned and fixed, the fastening bolt is rotated, the control panel is fastened, the function that the universal testing machine facilitates replacement of the die is achieved, and the convenience degree of the universal testing machine during use is improved;

2. by arranging the buffer mechanism, when the electric push rod contracts, the electric push rod drives the guide rod and the buffer plate to synchronously move, and when the buffer plate is contacted with the pressing plate, the electric push rod can be buffered under the action of the buffer spring, so that the buffer function of the universal testing machine on the electric push rod is realized, and the service life of the electric push rod when the universal testing machine is used is prolonged;

3. through being provided with protection machanism, when universal tester is experimental to the stereoplasm work piece, but operation control panel, make control panel control servo motor work, it rotates to drive the pivot under servo motor's effect, relax fender cloth, at this moment, fender cloth downstream under the action of gravity slider, make the gravity slider slide in the spout is inside, it shelters from to drive fender cloth frame inside, piece splashes when avoiding the work piece breakage, universal tester's safeguard function has been realized, thereby the phenomenon that the piece splashes takes place because of the work piece breakage when having avoided universal tester to use.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional appearance structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the buffering mechanism of the present invention;

fig. 4 is an enlarged schematic view of the replacing mechanism of the present invention.

In the figure: 1. a frame; 101. an electric push rod; 102. a lower die; 103. a T-shaped block; 104. a control panel; 105. an upper die; 106. a pressure sensor; 107. a connecting plate; 2. a buffer mechanism; 201. a guide rod; 202. a buffer spring; 203. pressing a plate; 204. a buffer plate; 3. a protection mechanism; 301. blocking cloth; 302. a gravity slider; 303. a chute; 304. a support frame; 305. a rotating shaft; 306. a servo motor; 4. a mechanism is replaced; 401. an L-shaped plate; 402. fastening a bolt; 403. a screw hole; 404. a card slot; 405. and (7) clamping blocks.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

The utility model provides a structure of microcomputer control electron universal tester convenient to change mould is shown in figure 1 and figure 2, including frame 1, the fixed surface of frame 1 has control panel 104, the inside embedding of this control panel 104 is provided with lithium cell and treater, the treater includes the amplifier tube, protection resistance Rm, the wave filter, AD converter and singlechip, sensor and protection resistance Rm are established ties with the wave filter after parallelly connected the amplifier tube, and send signal conversion back to the singlechip through the AD converter, the surface mounting of frame 1 has electric putter 101, the model of this electric putter 101 can select TA series, and electric putter 101's output and electric putter 101's input electric connection, electric putter 101's output is fixed with connecting plate 107, and pressure sensor 106 is installed to the bottom of connecting plate 107, the model of this pressure sensor 106 can select PT series, the input end of the pressure sensor 106 is electrically connected to the output end of the electric push rod 101, the upper mold 105 is disposed below the connecting plate 107, the lower mold 102 is disposed below the upper mold 105, and the T-shaped block 103 is fixed to one end of each of the lower mold 102 and the upper mold 105.

When the test device is used, a workpiece to be tested is placed between the lower die 102 and the T-shaped block 103, the lower die 102 and the T-shaped block 103 are clamped and fixed under the action of the lower die 102 and the T-shaped block 103, then the control panel 104 is operated to enable the control panel 104 to control the electric push rod 101 to work, the upper die 105 is driven to move upwards or downwards under the action of the electric push rod 101 to compress or stretch the workpiece, and data are detected under the action of the pressure sensor 106.

Further, as shown in fig. 3, the surface of the frame 1 is provided with the buffer mechanism 2, and the inside of the buffer mechanism 2 includes a guide rod 201, a buffer spring 202, a pressing plate 203 and a buffer plate 204, both sides of the surface of the frame 1 are provided with the guide rod 201, and one end of the guide rod 201 penetrates through the frame 1 and is fixedly connected with the surface of the connecting plate 107, the surface of the guide rod 201 is sleeved with the buffer plate 204, the surface of the guide rod 201 is sleeved with the buffer spring 202, and the surfaces of both ends of the buffer spring 202 are respectively fixedly connected with the surfaces of the connecting plate 107 and the buffer plate 204, the surface of the guide rod 201 is sleeved with the pressing plate 203, and the surface of the pressing plate 203 is fixedly connected with the surface of the frame 1 through a support rod, and the pressing plate 203 and the buffer plate 204 are matched with each other.

During the use, when electric putter 101 contracts, electric putter 101 drives guide bar 201 and buffer board 204 simultaneous movement, when buffer board 204 contacted with clamp plate 203, can cushion electric putter 101 under buffer spring 202's effect to realize universal tester to electric putter 101's buffer function.

Further, as shown in fig. 2, a protection mechanism 3 is disposed on the surface of the rack 1, and the protection mechanism 3 is composed of a cloth 301, a gravity slider 302, a sliding slot 303, a support frame 304, a rotating shaft 305 and a servo motor 306, the support frame 304 is fixed on both sides of the top position of the rack 1, the inner side of the support frame 304 is rotatably connected with a rotating roller, the cloth 301 is wound on the surface of the rotating roller, the servo motor 306 is installed on one side of the support frame 304, the type of the servo motor 306 can be SZ series, the input end of the servo motor 306 is electrically connected with the output end of the electric push rod 101, the rotating shaft 305 is fixed on the output end of the servo motor 306 through a coupler, one end of the rotating shaft 305 is fixedly connected with the surface of the rotating roller, the sliding slot 303 is disposed on both sides of the surface of the rack 1, the gravity slider 302 is disposed inside the sliding slot 303, and the gravity slider 302 and the sliding slot 303 are slidably matched with each other, meanwhile, the surface of the gravity slider 302 is fixedly connected with the surface of the bottom of the patch 301.

During the use, when universal tester is experimental to the stereoplasm work piece, control panel 104 can be operated, make control panel 104 control servo motor 306 work, drive pivot 305 and rotate under servo motor 306's effect, relax fender cloth 301, at this moment, fender cloth 301 moves down under the action of gravity slider 302, make gravity slider 302 slide in spout 303 is inside, drive fender cloth 301 and shelter from frame 1 is inside, piece splashes when avoiding the work piece breakage, with the safeguard function who realizes universal tester.

Further, as shown in fig. 4, the inside of the frame 1 is provided with a replacing mechanism 4, and the inside of the replacing mechanism 4 is provided with an L-shaped plate 401, a fastening bolt 402, a screw hole 403, a clamping groove 404 and a clamping block 405, both sides of the surface of the frame 1 and the connecting plate 107 are all fixed with the L-shaped plate 401, and the L-shaped plate 401 is located at both sides of the T-shaped block 103, both sides of the surface of the T-shaped block 103 are all provided with the screw hole 403, the surface of the L-shaped plate 401 is in threaded connection with the fastening bolt 402, one end of the fastening bolt 402 penetrates through the L-shaped plate 401 and is in threaded fit with the screw hole 403, the inner wall of the L-shaped plate 401 is fixed with the clamping block 405, both sides of the T-shaped block 103 are all provided with the clamping groove 404, and the clamping groove 404 and the clamping block 405 are in clamped fit with each other.

When the universal testing machine is used, due to the fact that the shapes of test workpieces are different, different upper dies 105 and lower dies 102 are needed, when the upper dies 105 and the lower dies 102 are replaced, the fastening bolts 402 can be unscrewed, the fastening bolts 402 are far away from the screw holes 403, the T-shaped blocks 103 are moved forwards or backwards, the T-shaped blocks 103 are far away from the L-shaped plates 401, the lower dies 102 and the upper dies 105 are replaced, then new lower dies 102 and upper dies 105 can be replaced, the T-shaped blocks 103 are placed on the inner sides of the L-shaped plates 401, the clamping grooves 404 are clamped with the clamping blocks 405, the T-shaped blocks 103 are positioned and fixed, then the fastening bolts 402 are rotated, the control panel 104 is fastened, and the function of the universal testing machine, which facilitates replacement of dies, is achieved.

The working principle is as follows: when the test device is used, a workpiece to be tested is firstly placed between the lower die 102 and the T-shaped block 103 and clamped and fixed under the action of the lower die 102 and the T-shaped block 103, then the control panel 104 is operated to enable the control panel 104 to control the electric push rod 101 to work, the upper die 105 is driven to move upwards or downwards under the action of the electric push rod 101 to compress or stretch the workpiece, and data are detected under the action of the pressure sensor 106.

When the electric push rod 101 contracts, the electric push rod 101 drives the guide rod 201 and the buffer plate 204 to move synchronously, and when the buffer plate 204 is contacted with the pressing plate 203, the buffer spring 202 can buffer the electric push rod 101 to realize the buffer function of the universal testing machine on the electric push rod 101, so that the service life of the electric push rod 101 when the universal testing machine is used is prolonged.

When universal tester is tested hard work piece, control panel 104 can be operated, make control panel 104 control servo motor 306 work, drive pivot 305 and rotate under servo motor 306's effect, relax fender cloth 301, this moment, fender cloth 301 moves down under gravity slider 302's action of gravity, make gravity slider 302 slide inside spout 303, drive fender cloth 301 and shelter from frame 1 inside, piece splashes when avoiding the work piece breakage, with the safeguard function who realizes universal tester, thereby the phenomenon that the piece splashes takes place because of the work piece breakage when having avoided universal tester to use.

Because the shapes of the test workpieces are different, different upper dies 105 and lower dies 102 are needed, if the upper dies 105 and the lower dies 102 are replaced, the fastening bolts 402 can be unscrewed, the fastening bolts 402 are far away from the screw holes 403, the T-shaped blocks 103 are moved forwards or backwards, the T-shaped blocks 103 are far away from the L-shaped plates 401, the lower dies 102 and the upper dies 105 are replaced, new lower dies 102 and upper dies 105 can be replaced, the T-shaped blocks 103 are placed on the inner sides of the L-shaped plates 401, the clamping grooves 404 are clamped with the clamping blocks 405, the T-shaped blocks 103 are positioned and fixed, then the fastening bolts 402 are rotated, the control panel 104 is fastened, the function of facilitating replacement of the dies of the universal testing machine is achieved, the convenience degree of the universal testing machine during use is improved, and the use work of the universal testing machine is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a microcomputer control electron universal tester convenient to change mould, includes frame (1), its characterized in that: the surface of the rack (1) is fixed with a control panel (104), the surface of the rack (1) is provided with an electric push rod (101), the output end of the electric push rod (101) is electrically connected with the input end of the electric push rod (101), the output end of the electric push rod (101) is fixed with a connecting plate (107), the bottom of the connecting plate (107) is provided with a pressure sensor (106), the input end of the pressure sensor (106) is electrically connected with the output end of the electric push rod (101), an upper die (105) is arranged below the connecting plate (107), a lower die (102) is arranged below the upper die (105), T-shaped blocks (103) are fixed at one ends of the lower die (102) and the upper die (105), the surface of the rack (1) is provided with a buffer mechanism (2), and the surface of the rack (1) is provided with a protection mechanism (3), the inner side of the frame (1) is provided with a replacing mechanism (4).

2. The microcomputer controlled electronic universal tester convenient for die replacement according to claim 1, characterized in that: buffer gear (2) inside including guide bar (201), buffer spring (202), clamp plate (203) and buffer board (204), the both sides on frame (1) surface all are provided with guide bar (201), and the one end of guide bar (201) run through frame (1) and with the surface looks fixed connection of connecting plate (107), the surface cover of guide bar (201) is equipped with buffer board (204), the surface cover of guide bar (201) is equipped with buffer spring (202), and the surface at buffer spring (202) both ends respectively with the surface looks fixed connection of connecting plate (107) and buffer board (204), the surface cover of guide bar (201) is equipped with clamp plate (203), and the surface of clamp plate (203) passes through the bracing piece and the surface looks fixed connection of frame (1) to clamp plate (203) and buffer board (204) are mutually supported.

3. The microcomputer controlled electronic universal tester convenient for die replacement according to claim 1, wherein: protection machanism (3) comprise fender cloth (301), gravity slider (302), spout (303), support frame (304), pivot (305) and servo motor (306), the both sides of frame (1) top position department all are fixed with support frame (304), and the inboard of support frame (304) rotates and is connected with the commentaries on classics roller, and the surface winding of changeing the roller has fender cloth (301), servo motor (306) are installed to one side of support frame (304), and the input of servo motor (306) and the output electric connection of electric putter (101).

4. The microcomputer controlled electronic universal tester convenient for die replacement according to claim 3, wherein: the output of servo motor (306) is fixed with pivot (305) through the shaft coupling, and the one end of pivot (305) and the surface looks fixed connection who changes the roller, spout (303) have all been seted up on the surface of frame (1) both sides, and the inside of spout (303) is provided with gravity slider (302) to gravity slider (302) and spout (303) sliding fit each other, simultaneously, the surface of gravity slider (302) and the surface looks fixed connection who keeps off cloth (301) bottom.

5. The microcomputer controlled electronic universal tester convenient for die replacement according to claim 1, wherein: the inside of the replacing mechanism (4) is provided with an L-shaped plate (401), a fastening bolt (402), a screw hole (403), a clamping groove (404) and a clamping block (405), the L-shaped plate (401) is fixed on the two sides of the surface of the rack (1) and the connecting plate (107), the L-shaped plate (401) is located on the two sides of the T-shaped block (103), and the screw hole (403) is formed in the two sides of the surface of the T-shaped block (103).

6. The microcomputer controlled electronic universal tester convenient for die replacement according to claim 5, wherein: the surface threaded connection of L template (401) has fastening bolt (402), and the one end of fastening bolt (402) runs through L template (401) and screw hole (403) screw-thread fit each other, the inner wall of L template (401) is fixed with fixture block (405), draw-in groove (404) have all been seted up to the both sides of T type piece (103), and draw-in groove (404) and fixture block (405) joint cooperation each other.

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