CN217359301U

CN217359301U - Fatigue tension test device for plastic part

Info

Publication number: CN217359301U
Application number: CN202220393065.7U
Authority: CN
Inventors: 孙斌; 孙喜矿
Original assignee: Hebi Lianming Electric Appliance Co ltd
Current assignee: Hebi Lianming Electric Appliance Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-09-02
Anticipated expiration: 2032-02-25

Abstract

The utility model relates to the technical field of tensile test devices, in particular to a fatigue tensile test device for plastic parts, which comprises a base, wherein a fixed column is fixedly arranged on one side of the top of the base along the vertical direction, an adjusting component is fixedly arranged on the side of the top of the base opposite to the fixed column, a cylinder is arranged on the top of the adjusting component, the adjusting component is used for adjusting the distance between the cylinder and the fixed column in the horizontal direction, and a tensile sensor, a fixing part and a tensile component are sequentially arranged on the side of the fixed column opposite to the cylinder from left to right; the utility model discloses a set up force sensor, mounting, tensile subassembly and cylinder, when carrying out fatigue tensile test to the working of plastics, install the mounting with the working of plastics on to make the couple be connected the working of plastics and tensile subassembly, open the cylinder, telescopic motion is done to cylinder work end, realizes the fatigue test to the working of plastics, convenient operation.

Description

Fatigue tension test device for plastic part

Technical Field

The utility model relates to a tensile test device technical field, concretely relates to tired tensile test device of working of plastics.

Background

The plastic parts are widely used in automobile design, and experiments are carried out on the plastic parts with durability requirements according to corresponding experimental requirements. Present tensile testing machine can accomplish the single action according to the power value requirement, but can not realize repetitive motion, and current tensile testing machine is adjusting tensile in-process in addition, and the operation is inconvenient, uses not nimble enough.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a working of plastics fatigue tension test device, not only convenient to use, simple structure, flexible operation moreover.

In order to solve the technical problem, the utility model provides a fatigue tension test device for plastic parts, which comprises a base, wherein a fixed column is fixedly arranged on one side of the top of the base along the vertical direction, an adjusting component is fixedly arranged on the side of the top of the base opposite to the fixed column, an air cylinder is arranged on the top of the adjusting component, and the adjusting component is used for adjusting the distance between the air cylinder and the fixed column in the horizontal direction;

the fixed column is provided with a tension sensor, a fixing piece and a stretching assembly in sequence from left to right, the fixing piece is used for mounting a plastic piece, the tension sensor is fixedly connected with the fixed column, the fixing piece is connected with the sensor, one end of the stretching assembly is hinged with the working end of the air cylinder through a hinge piece, and the other end of the stretching assembly is connected with the fixing piece through a hook.

Further, the adjusting component comprises a fixed seat, a sliding plate used for installing the air cylinder is connected to the top of the fixed seat in a sliding mode, a lead screw is connected to the inner side of the fixed seat in a rotating mode, a connecting block is fixedly connected to the bottom of the sliding plate, and the connecting block is in threaded connection with the lead screw.

Furthermore, a sliding rail is arranged at the top of the base, sliding blocks are arranged on two sides of the bottom of the sliding plate, and the sliding blocks are connected with the sliding rail in a sliding mode.

Furthermore, one end of the outer side of the screw rod is fixedly connected with an adjusting disc.

Further, the fixing base outside is fixedly connected with the locating piece still, and the lead screw is worn to establish in the locating piece, and the locating piece middle part is provided with the U type clamp splice that is used for fixed lead screw, and the open end of U nature clamp splice is connected with the threaded rod, and the one end in the threaded rod outside is connected with the rotation handle.

Furthermore, the stretching assembly comprises a spring, one end of the spring, close to the fixing column, is fixedly connected with a first connecting piece, one end of the spring, close to the cylinder, is fixedly connected with a second connecting piece, and the second connecting piece is hinged to the hinging piece.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

1. the utility model discloses a set up force sensor, mounting, tensile subassembly and cylinder, when carrying out fatigue tensile test to the working of plastics, install the mounting with the working of plastics on to make the couple be connected the working of plastics and tensile subassembly, open the cylinder, telescopic motion is done to cylinder work end, realizes reciprocating motion, convenient operation.

2. The utility model discloses a set up adjusting part, through rotating the adjustment disk, the adjustment disk drives the lead screw and rotates, and connecting block and sliding plate remove along the slide rail direction under the effect of lead screw, realize the position control of cylinder, can use in a flexible way, and convenient operation.

3. The utility model discloses a set up U type clamp splice in the lead screw outside, during the fixed lead screw, the accessible rotates the threaded rod, makes the open end of U type clamp splice press from both sides the lead screw tight fixedly, avoids the lead screw to take place to rotate, improves stability.

Drawings

Fig. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic view of an axial structure of the adjusting assembly of the present invention;

FIG. 3 is a schematic view of an axial structure of the adjusting assembly of the present invention;

fig. 4 is a schematic structural diagram of a side view of the middle adjusting assembly of the present invention.

In the figure: 1. a base; 2. fixing a column; 3. an adjustment assembly; 31. a fixed seat; 32. a sliding plate; 33. a slide rail; 34. a slider; 35. a screw rod; 36. connecting blocks; 4. a cylinder; 5. a tension sensor; 6. a fixing member; 7. hooking; 8. a spring; 9. a first connecting member; 10. a second connecting member; 11. an articulation member; 12. positioning blocks; 13. a U-shaped clamping block; 14. a threaded rod; 15. rotating the handle; 16. and (4) adjusting a disc.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.

As shown in fig. 1-4: a fatigue tension test device for plastic parts comprises a base 1, wherein a fixed column 2 is fixedly mounted at the top of the base 1, a cylinder 4 is arranged on one side of the top of the base 1, which is opposite to the fixed column 2, and an adjusting assembly 3 for adjusting the distance between the cylinder 4 and the fixed column 2 is arranged between the cylinder 4 and the base 1;

a tension sensor 5, a fixing piece 6 and a stretching assembly are sequentially arranged on one side, opposite to the air cylinder 4, of the fixing column 2 from left to right, the fixing piece 6 is used for mounting a plastic piece, the tension sensor 5 is fixedly connected with the fixing column 2, the fixing piece 6 is connected with the sensor, one end of the stretching assembly is hinged with the working end of the air cylinder 4, and the other end of the stretching assembly is connected with the fixing piece 6 through a hook 7;

specifically, the fatigue tension test device for the plastic part comprises a base 1, wherein a fixed column 2 is fixedly arranged on one side of the top of the base 1 along the vertical direction, an adjusting component 3 is fixedly arranged on one side of the top of the base 1 opposite to the fixed column 2, an air cylinder 4 is arranged on the top of the adjusting component 3, and the adjusting component 3 is used for adjusting the distance between the air cylinder 4 and the fixed column 2 in the horizontal direction;

a tension sensor 5, a fixing piece 6 and a stretching assembly are sequentially arranged on one side, opposite to the air cylinder 4, of the fixing column 2 from left to right, the fixing piece 6 is used for mounting a plastic piece, the tension sensor 5 is fixedly connected with the fixing column 2, the fixing piece 6 is connected with the sensor, one end of the stretching assembly is hinged with the working end of the air cylinder 4 through a hinge piece 11, and the other end of the stretching assembly is connected with the fixing piece 6 through a hook 7;

this embodiment sets up force sensor 5, mounting 6, tension module and cylinder 4, when carrying out fatigue tensile test to the working of plastics, installs the working of plastics on mounting 6 to make couple 7 be connected the working of plastics and tension module, open cylinder 4, telescopic motion is done to 4 work ends of cylinder, realize reciprocating motion, convenient operation.

According to one embodiment of the present invention, as shown in figures 2-4,

the adjusting assembly 3 comprises a fixed seat 31, the top of the fixed seat 31 is slidably connected with a sliding plate 32 for installing the air cylinder 4, the inner side of the fixed seat 31 is rotatably connected with a screw rod 35, one end of the screw rod 35 extends to the outside of the fixed seat 31, one end of the outer side of the screw rod 35 is also fixedly connected with an adjusting disc 16, the bottom of the sliding plate 32 is fixedly connected with a connecting block 36, and the connecting block 36 is in threaded connection with the screw rod 35;

according to the embodiment, when the position of the air cylinder 4 is adjusted, the adjusting disc 16 is rotated, the adjusting disc 16 drives the screw rod 35 to rotate, the connecting block 36 and the sliding plate 32 move along the direction of the sliding rail 33 under the action of the screw rod 35, the position of the air cylinder 4 is adjusted, the air cylinder can be flexibly used, and the operation is convenient.

According to another embodiment of the present invention, as shown in fig. 4,

in order to improve the stability of the sliding plate 32, a sliding rail 33 is arranged at the top of the base 1, sliding blocks 34 are fixedly connected to two sides of the bottom of the sliding plate 32, and the sliding blocks 34 are connected with the sliding rail 33 in a sliding manner; during the movement of the slide plate 32, the slide block 34 is moved along the slide rail 33.

In one embodiment of the present invention, as shown in figures 2-3,

the outer side of the fixed seat 31 is also fixedly connected with a positioning block 12, the screw rod 35 is arranged in the positioning block 12 in a penetrating manner, the middle part of the positioning block 12 is provided with a U-shaped clamping block 13 for fixing the screw rod 35, the opening end of the U-shaped clamping block is connected with a threaded rod 14, and one end of the outer side of the threaded rod 14 is connected with a rotating handle 15;

when the screw rod 35 is fixed, the rotating handle 15 is rotated, the rotating handle 15 drives the screw part to extend towards the inner side of the U-shaped clamping block 13, the U-shaped clamping block 13 can be clamped tightly, and then the position of the screw rod 35 is fixed.

In another embodiment of the present invention, as shown in figure 1,

the stretching assembly comprises a spring 8, one end of the spring 8, close to the fixing column 2, is fixedly connected with a first connecting piece 9, one end of the spring 8, close to the cylinder 4, is fixedly connected with a second connecting piece 10, and the second connecting piece 10 is hinged to a hinging piece 11.

The utility model provides a cylinder is adjustable stroke cylinder, can realize the regulation of pulling force value through changing cylinder position or 4 strokes of adjust cylinder during the use.

The utility model discloses a theory of operation:

when the fatigue tensile test device is used, when the fatigue tensile test is carried out on a plastic piece, the plastic piece is fixedly arranged on the fixing piece 6, the hook 7 is used for connecting the plastic piece with the stretching assembly, the cylinder 4 is opened, and the working end of the cylinder 4 makes telescopic motion, so that the fatigue test on the plastic piece is realized; when the position of the air cylinder 4 needs to be adjusted, the adjusting disc 16 is rotated, the adjusting disc 16 drives the screw rod 35 to rotate, the connecting block 36 and the sliding plate 32 move along the direction of the sliding rail 33 under the action of the screw rod 35, the position adjustment of the air cylinder 4 is realized, the flexible use is realized, the operation is convenient, and after the adjustment is finished, the opening end of the U-shaped clamping block 13 clamps and fixes the screw rod 35 through rotating the threaded rod 14, the rotation of the screw rod 35 is avoided, and the stability is improved.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a fatigue tensile test device of working of plastics which characterized in that: the device comprises a base (1), wherein a fixed column (2) is fixedly installed on one side of the top of the base (1) along the vertical direction, an adjusting component (3) is fixedly installed on one side of the top of the base (1) opposite to the fixed column (2), an air cylinder (4) is arranged on the top of the adjusting component (3), and the adjusting component (3) is used for adjusting the distance between the air cylinder (4) and the fixed column (2) in the horizontal direction;

the side, opposite to the cylinder (4), of the fixing column (2) is provided with a tension sensor (5), a fixing piece (6) and a stretching assembly in sequence from left to right, the fixing piece (6) is used for mounting a plastic piece, the tension sensor (5) is fixedly connected with the fixing column (2), the fixing piece (6) is connected with the sensor, one end of the stretching assembly is hinged to the working end of the cylinder (4) through a hinge piece (11), and the other end of the stretching assembly is connected with the fixing piece (6) through a hook (7).

2. A fatigue tension testing apparatus for plastic articles as in claim 1, further comprising: the adjusting assembly (3) comprises a fixed seat (31), a sliding plate (32) used for installing the air cylinder (4) is connected to the top of the fixed seat (31) in a sliding mode, a screw rod (35) is connected to the inner side of the fixed seat (31) in a rotating mode, a connecting block (36) is fixedly connected to the bottom of the sliding plate (32), and the connecting block (36) is in threaded connection with the screw rod (35).

3. A fatigue tension testing apparatus for plastic articles as in claim 2, further comprising: the base is characterized in that a sliding rail (33) is arranged at the top of the base (1), sliding blocks (34) are arranged on two sides of the bottom of the sliding plate (32), and the sliding blocks (34) are connected with the sliding rail (33) in a sliding mode.

4. A fatigue tension testing apparatus for plastic articles as claimed in claim 2, wherein: and one end of the outer side of the screw rod (35) is also fixedly connected with an adjusting disc (16).

5. A fatigue tension testing apparatus for plastic articles as in claim 2, further comprising: the outer side of the fixing seat (31) is fixedly connected with a positioning block (12), the screw rod (35) penetrates through the positioning block (12), a U-shaped clamping block (13) used for fixing the screw rod (35) is arranged in the middle of the positioning block (12), the open end of the U-shaped clamping block is connected with a threaded rod (14), and one end of the outer side of the threaded rod (14) is connected with a rotating handle (15).

6. A fatigue tension testing apparatus for plastic articles as in claim 1, further comprising: the stretching assembly comprises a spring (8), a first connecting piece (9) is fixedly connected to one end, close to the fixed column (2), of the spring (8), a second connecting piece (10) is fixedly connected to one end, close to the cylinder (4), of the spring (8), and the second connecting piece (10) is hinged to the hinging piece (11).