Full-automatic tensile testing machine

Abstract

The utility model provides a full-automatic tensile testing machine, which relates to the technical field of physical property testing and comprises a bottom frame and a full-automatic tensile testing mechanism, the full-automatic tensile testing mechanism is mounted on the upper side of the bottom frame and comprises a full-automatic tensile component and a full-automatic measuring component, and the full-automatic measuring component is mounted on the bottom frame. Through the arrangement of the full-automatic tensile test mechanism, the balance supporting frame can move in the balance groove, so that balance after stress can be provided during a tensile test, inclination caused by position deviation of the telescopic table is avoided, the stress of the telescopic table can be kept at the same horizontal height, and the tensile test efficiency is improved. The stretching hydraulic pump generates thrust to the telescopic table through the stretching hydraulic rod, high thrust can be provided, so that the metal steel pipe is stretched, enough test force exerting strength is guaranteed, the pressure sensor can sense the thrust generated by the stretching hydraulic rod, and the stress exerting strength of the metal steel pipe is guaranteed in cooperation with inward shrinkage of the steel pipe. And the magnitude of the used force and the tensile resistance of the steel pipe can be analyzed.

Description

TECHNICAL FIELD

[0001] The utility model relates to physical performance test technical field especially relates to a full -automatic tensile testing machine. BACKGROUND

[0002] Tensile testing machine is a kind of equipment for measuring the mechanical properties of material when subjected to axial tensile force, it is through clamping and gradually stretching sample, simultaneously real-time monitoring and recording the force applied and the deformation of sample, to obtain the elastic modulus, yield strength, tensile strength and other key mechanical parameters of material, these data have important significance for evaluating the performance of material, quality control and new material research and development.

[0003] Through the retrieval, the document number "CN216361722U" text mentioned "the application belongs to the technical field of tensile test equipment, and discloses a tensile testing machine, including device ontology, the bottom of the device ontology is fixedly installed with bottom plate, the inside of the device ontology is provided with a chute, the inside of the device ontology is slidably connected with connecting plate, the outer surface of the connecting plate is attached to the inner surface of the chute, the inside of the device ontology is fixedly connected with electric telescopic rod, the side away from the electric telescopic rod of the connecting plate is fixedly installed with positioning frame, the side away from the connecting plate of the positioning frame is provided with a stable mechanism for fixing material", when using, the tensile testing machine, through the outer surface of the rotating force disc, the cooperation of movable rod and threaded rod, the sleeve rod drives the limit plate to move, the second clamping plate and the first clamping plate clamp the material, then through the cooperation of connecting plate and electric telescopic rod, the fixed material is stretched, through the above structure, the effect of increasing material stretching precision is achieved, but when the tubular metal material such as steel pipe is subjected to tensile test, due to the high tensile strength of metal, the deformation generated is weak, and the slight data change needs to be collected and summarized through system.

[0004] Therefore, we provide a full -automatic tensile testing machine to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a full -automatic tensile testing machine, solves the problem in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a full -automatic tensile testing machine, including chassis and full -automatic tensile testing mechanism, the upper side of the chassis is installed with full -automatic tensile testing mechanism;

[0007] The full -automatic tensile testing mechanism includes full -automatic tensile assembly and full -automatic determination assembly, the inside of the chassis is provided with full -automatic tensile assembly, and the upper side of the chassis is provided with full -automatic determination assembly.

[0008] Preferably, the full-automatic stretching assembly comprises telescopic grooves, balance grooves, a stretching hydraulic pump, stretching hydraulic rods, pressure sensors, telescopic tables and balance supports, the inner side of the base frame is provided with telescopic grooves, the outer side of each telescopic groove is provided with a balance groove, the right side of the base frame is provided with the stretching hydraulic pump, the inner side of each telescopic groove is provided with a stretching hydraulic rod, the end of each stretching hydraulic rod is welded with a pressure sensor, the outer side of the pressure sensor is provided with a telescopic table, and the outer side of each telescopic table is provided with a balance support.

[0009] Preferably, the stretching hydraulic rods and the stretching hydraulic pump are electrically connected, the stretching hydraulic rods and the telescopic grooves are clamping groove connected, and the stretching hydraulic rods are provided in two groups.

[0010] Preferably, the pressure sensors and the stretching hydraulic rods are welded, and the model of the pressure sensor is a P series pressure sensor.

[0011] Preferably, the full-automatic measuring assembly comprises clamping hydraulic pumps, clamping hydraulic rods, pipe clamps, rubber pads, laser range finders and full-automatic controllers, the upper side of each telescopic table is welded with a clamping hydraulic pump at both ends, the inner side of each clamping hydraulic pump is connected with a clamping hydraulic rod, the end of each clamping hydraulic rod is welded with a pipe clamp, and the outer side of each pipe clamp is provided with a rubber pad.

[0012] Preferably, the outer side of each clamping hydraulic pump is provided with a laser range finder, and the outer side of the base frame is provided with a full-automatic controller.

[0013] Preferably, the lower side of the base frame is provided with a weight measuring assembly, the weight measuring assembly comprises force receiving hydraulic rods and weight measuring instruments, and the lower side of the base frame is provided with a force receiving hydraulic rod, and the lower side of the force receiving hydraulic rod is provided with a weight measuring instrument.

[0014] Compared with the prior art, the full-automatic stretching test mechanism has the advantages that:

[0015] 1. When the full-automatic stretching test mechanism is used, the balance supports can be moved in the balance grooves, so that the balance after force receiving can be provided during the stretching test, the inclination caused by the position deviation of the telescopic table can be avoided, the force receiving of the telescopic table can be kept at the same height, the stretching hydraulic pump can provide strong thrust on the telescopic table through the stretching hydraulic rods, so that the metal steel pipe can be stretched, the test force receiving strength can be ensured, and the pressure sensors can sense the thrust generated by the stretching hydraulic rods, cooperate with the self-retraction of the steel pipe, and analyze the force and the tensile strength of the steel pipe.

[0016] 2、By the setting of the full-automatic tensile test mechanism, when it is needed to use, the pipe clamp inside the clamping hydraulic pump can wrap and clamp the steel pipe, cooperate with the rubber pad to provide strong friction, so that the steel pipe has enough fixation after being stressed, avoid the phenomenon of slipping due to insufficient friction, according to the distance change, the left and right two laser range finders calculate the extension distance of the steel pipe when being stretched, and the laser range finder has high accuracy, can achieve induction to small value, cooperate with the full-automatic controller, meet the collection and analysis of the full-automatic tensile data of the steel pipe. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall appearance structure schematic diagram of the utility model;

[0018] Figure 2 It is the full-automatic tensile test mechanism split structure schematic diagram of the utility model;

[0019] Figure 3 It is the full-automatic tensile assembly and full-automatic determination assembly connecting end structure schematic diagram of the utility model;

[0020] Figure 4 It is the bottom structure schematic diagram of the utility model's chassis.

[0021] Marked number in drawing: 1, chassis; 2, full-automatic tensile test mechanism; 21, full-automatic tensile assembly; 211, telescopic groove; 212, balance groove; 213, tensile hydraulic pump; 214, tensile hydraulic rod; 215, pressure sensor; 216, telescopic table; 217, balance support frame; 22, full-automatic determination assembly; 221, clamping hydraulic pump; 222, clamping hydraulic rod; 223, pipe clamp; 224, rubber pad; 225, laser range finder; 226, full-automatic controller; 3, weight measuring assembly; 31, stressed liquid rod; 32, weight meter. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Embodiment one

[0024] Please refer to Figures 1-4 The utility model provides a technical scheme: a full-automatic tensile testing machine, including chassis 1 and full-automatic tensile test mechanism 2, the upside of chassis 1 is installed with full-automatic tensile test mechanism 2;

[0025] The full-automatic tensile test mechanism 2 comprises a full-automatic tensile assembly 21 and a full-automatic measuring assembly 22, the inner side of the base frame 1 is provided with the full-automatic tensile assembly 21, and the upper side of the base frame 1 is provided with the full-automatic measuring assembly 22.

[0026] Further, the full-automatic tensile assembly 21 comprises telescopic grooves 211, balance grooves 212, a tensile hydraulic pump 213, tensile hydraulic rods 214, pressure sensors 215, telescopic tables 216 and balance supports 217, the inner side of the base frame 1 is provided with the telescopic grooves 211, the outer side of each of the telescopic grooves 211 is provided with the balance groove 212, the right side of the base frame 1 is provided with the tensile hydraulic pump 213, the inner side of each of the telescopic grooves 211 is provided with the tensile hydraulic rod 214, the end of each of the tensile hydraulic rods 214 is welded with the pressure sensor 215, the outer side of each of the pressure sensors 215 is provided with the telescopic table 216, and the outer side of each of the telescopic tables 216 is provided with the balance support 217, when needed, the balance support 217 can be moved in the balance groove 212, so that the balance after stress can be provided when the tensile test is carried out, the inclination caused by the position deviation of the telescopic table 216 is avoided, and the stress of the telescopic table 216 can be kept at the same level.

[0027] Further, the tensile hydraulic rod 214 is electrically connected with the tensile hydraulic pump 213, the tensile hydraulic rod 214 is connected with the telescopic groove 211 through the clamping groove, and the tensile hydraulic rod 214 is provided in two groups, when needed, the tensile hydraulic pump 213 generates the thrust on the telescopic table 216 through the tensile hydraulic rod 214, so that the strong thrust can be provided, thereby the metal steel pipe is stretched, and the sufficient test force strength is ensured.

[0028] Further, the pressure sensor 215 is welded with the tensile hydraulic rod 214, and the model of the pressure sensor 215 is P08 series pressure sensor, when needed, the pressure sensor 215 can sense the thrust generated by the tensile hydraulic rod 214, and cooperate with the self-contracting of the steel pipe, so that the force size used and the tensile strength of the steel pipe can be analyzed.

[0029] Further, the full-automatic measuring assembly 22 comprises clamping hydraulic pumps 221, clamping hydraulic rods 222, pipe clamps 223, rubber pads 224, laser range finders 225 and full-automatic controllers 226, the upper side of each of the left and right ends of the telescopic table 216 is welded with the clamping hydraulic pump 221, the inner side of each of the clamping hydraulic pumps 221 is connected with the clamping hydraulic rod 222, the end of each of the clamping hydraulic rods 222 is welded with the pipe clamp 223, and the outer side of each of the pipe clamps 223 is provided with the rubber pad 224, when needed, the pipe clamp 223 on the inner side of the clamping hydraulic pump 221 can wrap and clamp the steel pipe, and cooperate with the rubber pad 224 to provide the strong friction, so that the steel pipe can be fixed after stress, and the phenomenon of slipping due to the insufficient friction is avoided.

[0030] Further, the outer side of the clamping hydraulic pump 221 is provided with a laser range finder 225, and the outer side of the chassis 1 is provided with a full-automatic controller 226, when it is needed to use, the left and right two groups of laser range finders 225 can measure the extension distance of the steel pipe when it is stretched according to the change of the distance, and the laser range finder 225 has high accuracy, can achieve induction to small values, and can meet the collection and analysis of the full-automatic stretching data of the steel pipe by cooperating with the full-automatic controller 226.

[0031] Embodiment two

[0032] Please refer to Figure 1 , Figure 2 and Figure 4 , compared with embodiment one, as another embodiment of the utility model, the lower side of the chassis 1 is provided with a weight measuring assembly 3, the weight measuring assembly 3 includes a force receiving hydraulic rod 31 and a weight measuring instrument 32, the lower side of the chassis 1 is provided with the force receiving hydraulic rod 31, and the lower side of the force receiving hydraulic rod 31 is provided with the weight measuring instrument 32, when it is needed to use, the force receiving hydraulic rod 31 can measure the weight of the placed steel pipe through the weight measuring instrument 32, so as to analyze the quality and weight of the steel pipe.

[0033] Working principle: a full-automatic stretching testing machine is moved to a working position, when it is used, first, the chassis 1 is brought to the position where it is needed to use, the weight measuring instrument 32 is placed on the desktop or ground, then the steel pipe needed to be tested is placed in the middle of the two groups of pipe clamps 223, the clamping hydraulic pump 221 applies force to the pipe clamp 223 through the clamping hydraulic rod 222, the steel pipe is tightly held through the rubber pad 224, after preparation, second, the full-automatic controller 226 controls the stretching hydraulic pump 213, the stretching hydraulic rod 214 pushes the telescopic table 216 in the telescopic groove 211 outward, drives the clamping hydraulic pump 221 to move, in this process, the balance support 217 moves synchronously along the balance groove 212, and the pressure sensor 215 senses the pushing force of the stretching hydraulic rod 214, finally, the laser range finder 225 senses the distance change of the two groups of clamping hydraulic pumps 221, so as to determine the stretching length, and the force receiving hydraulic rod 31 determines the weight of the steel pipe through the weight measuring instrument 32, so that the use process of a full-automatic stretching testing machine is completed.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fully automatic tensile testing machine, comprising a base frame (1) and a fully automatic tensile testing mechanism (2), characterized in that: The upper side of the base frame (1) is equipped with a fully automatic tensile testing mechanism (2); The fully automatic tensile testing mechanism (2) includes a fully automatic tensile component (21) and a fully automatic measuring component (22). The fully automatic tensile component (21) is provided on the inner side of the base frame (1), and the fully automatic measuring component (22) is provided on the upper side of the base frame (1). The fully automatic stretching assembly (21) includes a telescopic groove (211), a balance groove (212), a stretching hydraulic pump (213), a stretching hydraulic rod (214), a pressure sensor (215), a telescopic platform (216), and a balance support frame (217). The inner side of the base frame (1) is provided with a telescopic groove (211), and the outer side of the telescopic groove (211) is provided with a balance groove (212). The right side of the base frame (1) is provided with a stretching hydraulic pump (213). The inner side of the telescopic groove (211) is provided with a stretching hydraulic rod (214). The end of the stretching hydraulic rod (214) is welded with a pressure sensor (215). The outer side of the pressure sensor (215) is provided with a telescopic platform (216), and the outer side of the telescopic platform (216) is provided with a balance support frame (217). The fully automatic measuring component (22) includes a clamping hydraulic pump (221), a clamping hydraulic rod (222), a pipe clamp (223), a rubber pad (224), a laser rangefinder (225), and a fully automatic controller (226). The upper left and right ends of the telescopic platform (216) are welded with clamping hydraulic pumps (221). The inner side of each clamping hydraulic pump (221) is connected to a clamping hydraulic rod (222). The end of each clamping hydraulic rod (222) is welded with a pipe clamp (223). The outer side of each pipe clamp (223) is provided with a rubber pad (224).

2. The fully automatic tensile testing machine according to claim 1, characterized in that, The tension hydraulic rod (214) is electrically connected to the tension hydraulic pump (213), and the tension hydraulic rod (214) is connected to the telescopic groove (211) by a slot. The tension hydraulic rod (214) is configured in pairs.

3. The fully automatic tensile testing machine according to claim 1, characterized in that, The pressure sensor (215) is welded to the tension hydraulic rod (214), and the pressure sensor (215) is a P08 series pressure sensor.

4. The fully automatic tensile testing machine according to claim 1, characterized in that, A laser rangefinder (225) is provided on the outside of the clamping hydraulic pump (221), and a fully automatic controller (226) is provided on the outside of the base frame (1).

5. The fully automatic tensile testing machine according to claim 1, characterized in that, A weighing assembly (3) is installed on the lower side of the base frame (1). The weighing assembly (3) includes a force-bearing hydraulic rod (31) and a weighing instrument (32). A force-bearing hydraulic rod (31) is installed on the lower side of the base frame (1), and a weighing instrument (32) is installed on the lower side of the force-bearing hydraulic rod (31).

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