CN213580473U

CN213580473U - High-precision material tensile universal testing machine

Info

Publication number: CN213580473U
Application number: CN202022685404.2U
Authority: CN
Inventors: 卢刚
Original assignee: Jiangsu Weikuo Testing Technology Service Co ltd
Current assignee: Jiangsu Weikuo Testing Technology Service Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-29
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a high-precision material tensile universal testing machine in the technical field of testing machines, which comprises a device bottom plate, wherein the upper end of the device bottom plate is fixedly connected with a device frame and the middle part of the device bottom plate is fixedly connected with a motor, the rear end of an output shaft of the motor is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the left side and the right side of the second bevel gear are fixedly connected with a first worm, the first worm is meshed with a first worm wheel, and the first worm is rotationally connected with the device; the front end of the sliding plate is rotationally connected with a third bevel gear, the rear end of the third bevel gear is fixedly connected with a turntable, the third bevel gear is meshed with a fourth bevel gear, the left end and the right end of the fourth bevel gear are symmetrically and fixedly connected with a second worm, the second worm is meshed with a second worm wheel, and the second worm is rotationally connected with the sliding plate; the device can adjust the position of anchor clamps and press from both sides the material tightly under the condition of not starting motor to the loss of motor can be effectually reduced.

Description

High-precision material tensile universal testing machine

Technical Field

The utility model relates to a testing machine technical field specifically is a high accuracy material tensile universal tester.

Background

The universal material tensile testing machine is also called material tensile testing machine and universal tensile strength testing machine, and is one new generation of mechanical detection equipment integrating computer control, automatic measurement, data acquisition, screen display and test result processing. The product is widely used for mechanical property tests of metal and nonmetal materials, such as pulling, pressing, bending and shearing. It can be used for mechanical property test of section bar and member by matching with various accessories. The method has wide application prospect in the field of testing materials such as ropes, belts, wires, rubber, plastics and the like with large sample deformation and high testing speed. The method is suitable for the test fields of quality supervision, teaching and scientific research, aerospace, ferrous metallurgy, automobiles, construction and building materials and the like.

When the existing material tensile universal testing machine is used, the upper end and the lower end of a material to be detected are clamped by the clamps on the upper side and the lower side, but for the materials with different lengths, the position of the clamp on the upper end is adjusted by an additional starting motor before the material tensile universal testing machine is used, the clamp on the upper end is adjusted to the upper end of the material, and then the material is clamped tightly, so that when the material is detected again, the motor needs to be started for many times, the loss of the motor is increased, and the service life of the motor is greatly shortened.

Therefore, the utility model provides a high accuracy material tensile universal tester to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide a high accuracy material tensile universal tester to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision material stretching universal testing machine comprises a device bottom plate, wherein the upper end of the device bottom plate is fixedly connected with a device frame, the middle position of the device bottom plate is fixedly connected with a motor, the rear end of an output shaft of the motor is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the left side and the right side of the second bevel gear are fixedly connected with first worms, the first worms are meshed with first worm gears, the first worms are rotationally connected with the device frame, the first worm gears are rotationally connected with the device bottom plate, the upper end of the first worm gears are fixedly connected with threaded columns, the threaded columns are rotationally connected with the device frame, a sliding plate is slidably connected in the device frame, the left side and the right side of the sliding plate are symmetrically rotationally connected with rotating rings, the rotating rings; the front end of the sliding plate is rotatably connected with a third bevel gear, the rear end of the third bevel gear is fixedly connected with a turntable, the third bevel gear is meshed with a fourth bevel gear, the left end and the right end of the fourth bevel gear are symmetrically and fixedly connected with second worms, the second worms are meshed with a second worm wheel, and the second worms are rotatably connected with the sliding plate.

As a further aspect of the present invention: a plurality of universal wheels are uniformly arranged at the bottom end of the bottom plate of the device, and the universal wheels are all self-locking universal wheels; the universal wheels can play a role in moving the device conveniently, and can also play a role in fixing the device.

As a further aspect of the present invention: clamping grooves are formed in the upper end of the bottom of the device frame and the bottom end of the sliding plate, a fixed block is clamped and matched in the clamping grooves, a screw is in threaded fit with the front end of each clamping groove, and the screw is in threaded fit with the fixed block; through with the convenience that the fixed block card can effectively promote anchor clamps to change in the draw-in groove, can effectually promote the compactness of fixed block and draw-in groove joint through the screw on draw-in groove surface.

As a further aspect of the present invention: the surface of the fixed block is provided with a sliding chute which is rotationally connected with a bidirectional threaded rod; the left side and the right side in the sliding groove are symmetrically connected with clamping plates in a sliding manner, and the clamping plates are in threaded fit with the two-way threaded rod; the clamping plates on the left side and the right side can move towards the middle position simultaneously by rotating the bidirectional threaded rod, so that the material to be detected can be clamped tightly.

As a further aspect of the present invention: the surface of the clamping plate is provided with anti-skid lines; the friction force of the detected material and the clamping plate can be effectively improved through the anti-slip lines on the surface of the clamping plate, so that the clamping force of the clamp can be further improved.

As a further aspect of the present invention: the motor is a servo motor; can make control speed through servo motor, the position precision is very accurate, can turn into torque and rotational speed with the drive control object with voltage signal to can effectual promotion material detection's precision.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

the device is when detecting the material, fix the bottom of material earlier, then drive the rotation of third bevel gear through rotating the carousel, fourth bevel gear drives the second worm of the left and right sides through fourth bevel gear and rotates, the second worm drives the swivel becket through the second worm wheel and rotates, the swivel becket is under the effect of screw thread post, it rises or descends to drive the sliding plate, thereby can drive the anchor clamps of sliding plate bottom and remove the position that is detected the material, traditional material tensile universal tester when fixed material has been solved, need extra starter motor to adjust the position of anchor clamps, thereby increase the motor loss, reduce motor life's problem, reached and need not to adjust the anchor clamps position through the motor, effectively reduce the loss of motor, promote motor life's effect.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural diagram of a top view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is a schematic structural view of a cross-sectional view of a rear view of the present invention;

FIG. 5 is an enlarged view of B in FIG. 4;

fig. 6 is an enlarged schematic view of C in fig. 4.

In the figure: 1-device bottom plate, 2-device frame, 3-motor, 4-first bevel gear, 5-second bevel gear, 6-first worm, 7-first worm gear, 8-threaded column, 9-sliding plate, 10-rotating ring, 11-second worm gear, 12-third bevel gear, 13-rotating disc, 14-fourth bevel gear, 15-second worm, 16-universal wheel, 17-clamping groove, 18-fixing block, 19-screw, 20-sliding groove, 21-bidirectional threaded rod and 22-clamping plate.

Detailed Description

The technical solutions 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, in an embodiment of the present invention, a high precision material tensile universal tester includes a device bottom plate 1, a device frame 2 is fixedly connected to an upper end of the device bottom plate 1, and a motor 3 is fixedly connected to a middle position of the device bottom plate 1, a first bevel gear 4 is fixedly connected to a rear end of an output shaft of the motor 3, the first bevel gear 4 is engaged with a second bevel gear 5, first worms 6 are fixedly connected to left and right sides of the second bevel gear 5, the first worms 6 are engaged with a first worm wheel 7, the first worms 6 are rotatably connected to the device frame 2, the first worm wheel 7 is rotatably connected to the device bottom plate 1, a threaded post 8 is fixedly connected to an upper end of the first worm wheel 7, the threaded post 8 is rotatably connected to the device frame 2, a sliding plate 9 is slidably connected to an inner portion of the device frame 2, rotating rings 10 are rotatably connected to left and right sides of; the front end of the sliding plate 9 is rotatably connected with a third bevel gear 12, the rear end of the third bevel gear 12 is fixedly connected with a rotating disc 13, the third bevel gear 12 is meshed with a fourth bevel gear 14, the left end and the right end of the fourth bevel gear 14 are symmetrically and fixedly connected with a second worm 15, the second worm 15 is meshed with a second worm wheel 11, and the second worm 15 is rotatably connected with the sliding plate 9.

In this embodiment: a plurality of universal wheels 16 are uniformly arranged at the bottom end of the device bottom plate 1, and the universal wheels 16 are all self-locking universal wheels; the universal wheels 16 can be used to facilitate movement of the device and also to secure the device.

In this embodiment: clamping grooves 17 are formed in the upper end of the bottom of the device frame 2 and the bottom end of the sliding plate 9, a fixed block 18 is clamped and matched in the clamping grooves 17, a screw 19 is matched with the front end of each clamping groove 17 in a threaded mode, and the screw 19 is matched with the fixed block 18 in a threaded mode; through the convenience that can effectively promote anchor clamps and change with fixed block 18 card in draw-in groove 17, through the screw 19 on draw-in groove 17 surface can effectual promotion fixed block 18 and the compactness of draw-in groove 17 joint.

In this embodiment: the surface of the fixed block 18 is provided with a chute 20, and the chute 20 is rotationally connected with a bidirectional threaded rod 21; the left side and the right side in the chute 20 are symmetrically connected with clamping plates 22 in a sliding way, and the clamping plates 22 are in threaded fit with the bidirectional threaded rod 21; the clamping plates 22 on the left and right sides can be moved to the middle position simultaneously by rotating the bidirectional threaded rod 21, so that the material to be detected can be clamped.

In this embodiment: the surface of the splint 22 is provided with anti-skid grains; the friction force between the detected material and the clamping plate 22 can be effectively improved through the anti-slip lines on the surface of the clamping plate 22, so that the clamping force of the clamp can be further improved.

In this embodiment: the motor 3 is a servo motor; can make control speed through servo motor, the position precision is very accurate, can turn into torque and rotational speed with the drive control object with voltage signal to can effectual promotion material detection's precision.

The utility model discloses a theory of operation is:

when the user uses the utility model, firstly, the device is moved to a proper position through the universal wheel 16, then the universal wheel 16 is locked to fix the device, after the device is fixed, firstly, according to the height of the material, the rotating disc 13 is rotated, the rotating disc 13 drives the third bevel gear 12 to rotate, the third bevel gear 12 drives the fourth bevel gear 14 to rotate, the fourth bevel gear 14 drives the second worms 15 on the left and right sides to rotate, the second worms 15 drive the second worm gears 11 to rotate, the second worm gears 11 drive the rotating ring 10 to rotate, under the action of the rotating ring 10 and the action of the threaded post 8, the sliding plate 9 starts to move upwards or downwards, when the sliding plate 9 drives to move to a proper height, the rotating disc 13 stops rotating, at the moment, the bottom end of the material to be detected is placed on the surface of the fixed block 18 at the bottom, then, the corresponding bidirectional threaded rod 21 is rotated, under the action of the bidirectional threaded rod 21, the clamping plates 22 on the left side and the right side move towards the middle position to clamp the material, then the position of the sliding plate 9 is adjusted by rotating the rotary table 13, then the upper end of the material is clamped by the clamping plates 22 at the bottom end of the sliding plate 9, then the motor 3 is started, the motor 3 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the second bevel gear 5 to rotate, the second bevel gear 5 drives the first worms 6 on the left side and the right side to rotate, the first worms 6 drive the threaded columns 8 to rotate through the first worm gears 7, at the moment, the rotating ring 10 cannot rotate under the action of the second worm gears 11 and the second worms 15, and under the action of the threaded columns 8 and the rotating ring 10, the sliding plate 9 drives the clamping plates 22 at the bottom end to.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy material tensile universal tester, includes device bottom plate (1), its characterized in that: the device is characterized in that the upper end of a device bottom plate (1) is fixedly connected with a device frame (2), the middle position of the device bottom plate (1) is fixedly connected with a motor (3), the rear end of an output shaft of the motor (3) is fixedly connected with a first bevel gear (4), the first bevel gear (4) is meshed with a second bevel gear (5), the left side and the right side of the second bevel gear (5) are fixedly connected with a first worm (6), the first worm (6) is meshed with a first worm wheel (7), the first worm (6) is rotatably connected with the device frame (2), the first worm wheel (7) is rotatably connected with the device bottom plate (1), the upper end of the first worm wheel (7) is fixedly connected with a threaded column (8), the threaded column (8) is rotatably connected with the device frame (2), a sliding plate (9) is slidably connected in the device frame (2), and rotating rings (10) are symmetrically rotatably connected on, the rotating ring (10) is in threaded fit with the threaded rod, and the surface of the rotating ring is fixedly connected with a second worm wheel (11); the front end of the sliding plate (9) is rotatably connected with a third bevel gear (12), the rear end of the third bevel gear (12) is fixedly connected with a rotating disc (13), the third bevel gear (12) is meshed with a fourth bevel gear (14), the left end and the right end of the fourth bevel gear (14) are symmetrically and fixedly connected with a second worm (15), the second worm (15) is meshed with a second worm wheel (11), and the second worm (15) is rotatably connected with the sliding plate (9).

2. A high precision material tensile universal tester according to claim 1, characterized in that: a plurality of universal wheels (16) are uniformly arranged at the bottom end of the device bottom plate (1), and the universal wheels (16) are all self-locking universal wheels.

3. A high precision material tensile universal tester according to claim 1, characterized in that: the device is characterized in that clamping grooves (17) are formed in the upper end of the bottom of the device frame (2) and the bottom end of the sliding plate (9), a fixed block (18) is clamped and matched in the clamping grooves (17), a screw (19) is matched with the front end of each clamping groove (17) in a threaded mode, and the screw (19) is matched with the fixed block (18) in a threaded mode.

4. A high precision material tensile universal tester according to claim 3, characterized in that: the surface of the fixed block (18) is provided with a sliding chute (20), and the sliding chute (20) is rotationally connected with a bidirectional threaded rod (21); the left side and the right side are symmetrically connected with clamping plates (22) in the sliding groove (20), and the clamping plates (22) are in threaded fit with the two-way threaded rod (21).

5. The high precision material tensile universal tester of claim 4, wherein: the surface of the clamping plate (22) is provided with anti-skid lines.

6. A high precision material tensile universal tester according to claim 1, characterized in that: the motor (3) is a servo motor.