CN213658460U

CN213658460U - PVC pipeline tensile test device

Info

Publication number: CN213658460U
Application number: CN202023058321.7U
Authority: CN
Inventors: 姚宬; 莫勇军; 姚永芳
Original assignee: Jiangsu Jietong Pipe Industry Technology Co ltd
Current assignee: Jiangsu Jietong Pipe Industry Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-07-09
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a PVC pipeline tensile test device, the on-line screen storage device comprises a base, the both sides at base top all are provided with the fixed station, and are two sets of the intermediate position department of fixed station bottom all is provided with the movable block that runs through to base inside, the intermediate position department of base one side is provided with the two-way threaded rod that runs through to movable block inside, the inside both ends of base all are provided with runs through to the inside gag lever post of movable block, and are two sets of one side at fixed station top all is provided with the mounting panel, and is two sets of the intermediate position department of mounting panel one side all installs the pneumatic cylinder. The utility model discloses a positive and negative screw thread at two-way threaded rod outside both ends and the inside screw hole of movable block mutually support, realize the removal in opposite directions of two sets of movable blocks, and two sets of gag lever post of rethread advance the movable block spacing, make the movable block drive the removal effect of fixed station better, can adjust the distance of two sets of fixed stations, are convenient for fix the PVC pipe of different length, have improved test device's work efficiency.

Description

PVC pipeline tensile test device

Technical Field

The utility model relates to a PVC pipeline test technical field specifically is a PVC pipeline tensile test device.

Background

The PVC pipe is a synthetic material which is popular, popular and widely used in the world today, and the PVC pipe mainly comprises polyvinyl chloride and is added with other components to enhance the heat resistance, toughness and ductility of the PVC pipe.

Before PVC pipe batch production processing, need carry out tensile test to PVC pipe through the tensile test device, most of current tensile test device simple structure, relatively poor to test device's regulation effect, be not convenient for fix PVC pipe, and lower to the tensile test precision of PVC pipe, relatively poor to the test effect of PVC pipe, inconvenient people's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PVC pipeline tensile test device 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 PVC pipeline tensile test device comprises a base, wherein both sides of the top of the base are provided with fixed tables, two groups of movable blocks penetrating into the base are arranged at the middle positions of the bottoms of the fixed tables, a bidirectional threaded rod penetrating into the movable blocks is arranged at the middle position of one side of the base, both ends of the interior of the base are provided with limit rods penetrating into the movable blocks, one side of the top of the fixed tables is provided with a mounting plate, both groups of hydraulic cylinders are arranged at the middle position of one side of the mounting plate, both groups of output ends of the hydraulic cylinders are provided with fixed heads, both top ends of the interior of the fixed heads are provided with adjusting holes, both groups of lead screws penetrating into the interior of the fixed heads are arranged in the adjusting holes, one end of the lead screws positioned in the interior of the fixed heads is provided with a fixed plate, and one side of the interior of the top of the fixed tables, two sets of the bottom of fixed head all is provided with the ejector pad that runs through to the mounting groove is inside, and is two sets of one side of ejector pad all is provided with the draw-in groove, and is two sets of pressure sensor is all installed to the inside of mounting groove.

Preferably, the movable block is connected with the fixed station in a welded mode, the middle position department of the inside one side of base is provided with the bearing, and inside the two-way threaded rod runs through to the bearing, the two-way threaded rod passes through the bearing and is connected with the base rotation, the one end of two-way threaded rod is provided with the turning block, and is two sets of the both ends of gag lever post all with base welded connection.

Preferably, the outside at two-way threaded rod both ends is provided with positive and negative screw thread, and is two sets of the inside intermediate position department of fixed station all be provided with two-way threaded rod assorted screw hole, two sets of the movable block passes through screw hole and two-way threaded rod threaded connection, and is two sets of the inside both ends of movable block all are provided with spacing hole, and are two sets of the movable block passes through stopper and gag lever post sliding connection.

Preferably, mounting panel and base welded connection, one side of fixed head is provided with the connecting block, the fixed head passes through connecting block and pneumatic cylinder fixed connection, the outside of lead screw is provided with the external screw thread, the inside of regulation hole be provided with lead screw assorted internal thread, the lead screw passes through regulation hole and fixed head threaded connection.

Preferably, the top of fixed plate is provided with the bearing, and inside the lead screw runs through to the bearing, the fixed plate passes through the bearing and is connected with the lead screw rotation, the fixed plate is the arc structure, ejector pad and fixed head welded connection, pressure sensor's one end runs through to the draw-in groove inside.

Preferably, the pressure sensor is fixedly connected with the fixed station through a mounting groove, and a plurality of groups of supporting blocks are arranged at the bottom of the base.

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

1. the utility model discloses a positive and negative screw thread at both ends outside the two-way threaded rod and the screw hole inside the movable block mutually support, realize the relative movement of two sets of movable blocks, rethread two sets of gag lever post advance spacing to the movable block, make the movable block drive the removal effect of fixed station better, can adjust the distance of two sets of fixed stations, be convenient for fix the PVC pipe of different length, improved the work efficiency of test device;

2. the utility model discloses a pneumatic cylinder drives the fixed head and removes, and fixed head moves the ejector pad and removes inside the mounting groove to make the ejector pad exert pressure to pressure sensor, pressure sensor turns into digital signal with pressure signal, turns into the signal of telecommunication through AD converter processing digital signal, shows pulling force data on the computer again, and is better to the experimental effect of PVC pipe, has improved test device's practicality, makes things convenient for people's use.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is an enlarged view of the present invention a.

Fig. 3 is a top view of the present invention.

In the figure: 1. a base; 2. a fixed table; 3. a movable block; 4. a bidirectional threaded rod; 5. a limiting rod; 6. mounting a plate; 7. a hydraulic cylinder; 8. a fixed head; 9. an adjustment hole; 10. a screw rod; 11. a fixing plate; 12. mounting grooves; 13. a push block; 14. a card slot; 15. a pressure sensor.

The utility model provides an instrument all can obtain through market purchase and private customization:

hydraulic cylinder: HOB100 (brand: Yolon/Yuanlong pneumatic).

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. 1-3, the present invention provides an embodiment of a PVC pipe tensile testing apparatus: a PVC pipeline tensile test device comprises a base 1, wherein both sides of the top of the base 1 are provided with fixed tables 2, the middle positions of the bottoms of two groups of fixed tables 2 are provided with movable blocks 3 penetrating into the base 1, the middle position of one side of the base 1 is provided with a bidirectional threaded rod 4 penetrating into the movable blocks 3, both ends of the inside of the base 1 are provided with limit rods 5 penetrating into the movable blocks 3, one side of the top of two groups of fixed tables 2 is provided with a mounting plate 6, the middle position of one side of two groups of mounting plates 6 is provided with a hydraulic cylinder 7, the output ends of two groups of hydraulic cylinders 7 are provided with fixed heads 8, the top ends of the inside of two groups of fixed heads 8 are provided with adjusting holes 9, the inside of two groups of adjusting holes 9 is provided with screw rods 10 penetrating into the fixed heads 8, and one end of the two groups of screw rods 10, inside one side in 2 tops of two sets of fixed stations all is provided with mounting groove 12, and the bottom of two sets of fixed heads 8 all is provided with the ejector pad 13 that runs through to the inside of mounting groove 12, and one side of two sets of ejector pads 13 all is provided with draw-in groove 14, and pressure sensor 15 is all installed to the inside of two sets of mounting grooves 12.

Please refer to fig. 1 and fig. 3, the movable block 3 is welded to the fixed platform 2, a bearing is disposed at a middle position of one side inside the base 1, the bidirectional threaded rod 4 penetrates into the bearing, the bidirectional threaded rod 4 is rotatably connected to the base 1 through the bearing, so as to reduce friction and facilitate rotation of the bidirectional threaded rod 4, a rotating block is disposed at one end of the bidirectional threaded rod 4 to facilitate driving of the bidirectional threaded rod 4 to rotate, and two ends of the two sets of limiting rods 5 are both welded to the base 1.

Please refer to fig. 1 and fig. 3, the two ends of the two-way threaded rod 4 are provided with positive and negative threads, the middle positions inside the two sets of fixed platforms 2 are provided with threaded holes matched with the two-way threaded rod 4, the two sets of movable blocks 3 are in threaded connection with the two-way threaded rod 4 through the threaded holes to play a role of limiting, so as to realize the opposite movement of the two sets of movable blocks 3, the two ends inside the two sets of movable blocks 3 are provided with limiting holes, and the two sets of movable blocks 3 are in sliding connection with the limiting rod 5 through the limiting blocks to limit the movable blocks 3, so that the movement of the movable blocks 3 is more stable.

Please refer to fig. 1 and fig. 2, the mounting plate 6 is welded to the base 1, a connecting block is disposed on one side of the fixing head 8, the fixing head 8 is fixedly connected to the hydraulic cylinder 7 through the connecting block, the fixing head 8 is fixedly connected to the hydraulic cylinder 7, an external thread is disposed on the outer side of the screw rod 10, an internal thread matched with the screw rod 10 is disposed inside the adjusting hole 9, and the screw rod 10 is in threaded connection with the fixing head 8 through the adjusting hole 9, so that the screw rod 10 and the fixing head 8 can move.

Please refer to fig. 1 and fig. 2, the top of the fixing plate 11 is provided with a bearing, the screw rod 10 penetrates into the bearing, the fixing plate 11 is rotatably connected with the screw rod 10 through the bearing, the fixing plate 11 is of an arc structure, the fixing effect on the PVC pipe is better, the push block 13 is connected with the fixing head 8 in a welding manner, one end of the pressure sensor 15 penetrates into the clamping groove 14, the pressure sensor 15 is limited, and the test precision is improved.

Please refer to fig. 1 and fig. 3, the pressure sensor 15 is fixedly connected to the fixing table 2 through the mounting groove 12, the pressure sensor 15 is fixedly connected to the fixing table 2, and the bottom of the base 1 is provided with a plurality of supporting blocks for supporting the device, so as to improve the stability of the testing device.

The working principle is as follows: before the utility model is used, the bidirectional threaded rod 4 is rotated, the positive and negative threads at the two ends outside the bidirectional threaded rod 4 are matched with the threaded holes inside the movable blocks 3, so that the two groups of movable blocks 3 move oppositely, the movable blocks 3 are limited by the two groups of limiting rods 5, so that the moving effect of the movable blocks 3 driving the fixed table 2 is better, the distance between the two groups of fixed tables 2 can be adjusted, PVC pipes with different lengths can be fixed conveniently, the working efficiency of the test device is improved, when the test device is used, a power supply is switched on, the two ends of the PVC pipe are inserted into the fixed head 8, the lead screw 10 is rotated, the external thread outside the lead screw 10 is matched with the internal thread inside the adjusting hole 9, the lead screw 10 drives the fixed plate 11 to move, the fixed plate 11 is in close contact with the PVC pipe, the PVC pipe is fixed, the hydraulic cylinder 7 is started, the hydraulic cylinder 7 drives the fixed head 8 to move, the fixed head 8 drives the push, thereby make ejector pad 13 exert pressure to pressure sensor 15, pressure sensor 15 turns into digital signal with pressure signal, turns into the signal of telecommunication through AD converter processing digital signal, shows pulling force data on the computer again, and is better to the experimental effect of PVC pipe, has improved testing arrangement's practicality, makes things convenient for people's use.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. 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

1. The utility model provides a PVC pipeline tensile test device, includes base (1), its characterized in that: the two sides of the top of the base (1) are provided with fixed tables (2), the middle positions of the bottoms of the two fixed tables (2) are provided with movable blocks (3) penetrating into the base (1), the middle position of one side of the base (1) is provided with a bidirectional threaded rod (4) penetrating into the movable blocks (3), the two ends of the inside of the base (1) are provided with limit rods (5) penetrating into the movable blocks (3), one side of the top of the two fixed tables (2) is provided with a mounting plate (6), the middle position of one side of the two mounting plates (6) is provided with a hydraulic cylinder (7), the output ends of the two hydraulic cylinders (7) are provided with fixed heads (8), the top ends of the inside of the two fixed heads (8) are provided with adjusting holes (9), and the inside of the two adjusting holes (9) is provided with a screw rod (10) penetrating into the fixed heads (8), two sets of lead screw (10) are located inside one end of fixed head (8) and all are provided with fixed plate (11), and are two sets of inside one side in fixed station (2) top all is provided with mounting groove (12), and is two sets of the bottom of fixed head (8) all is provided with ejector pad (13) that runs through to mounting groove (12) inside, and is two sets of one side of ejector pad (13) all is provided with draw-in groove (14), and is two sets pressure sensor (15) all are installed to the inside of mounting groove (12).

2. The PVC pipeline tensile test device of claim 1, characterized in that: the adjustable screw driver is characterized in that the movable block (3) is connected with the fixed table (2) in a welded mode, a bearing is arranged at the middle position of one side inside the base (1), the bidirectional threaded rod (4) penetrates through the inside of the bearing, the bidirectional threaded rod (4) is connected with the base (1) in a rotating mode through the bearing, the rotating block is arranged at one end of the bidirectional threaded rod (4), and the two ends of the limiting rod (5) are connected with the base (1) in a welded mode.

3. The PVC pipeline tensile test device of claim 1, characterized in that: the outside at two-way threaded rod (4) both ends is provided with positive and negative screw thread, and is two sets of the inside intermediate position department of fixed station (2) all is provided with two-way threaded rod (4) assorted screw hole, and is two sets of movable block (3) are through screw hole and two-way threaded rod (4) threaded connection, and are two sets of the inside both ends of movable block (3) all are provided with spacing hole, and are two sets of movable block (3) are through stopper and gag lever post (5) sliding connection.

4. The PVC pipeline tensile test device of claim 1, characterized in that: mounting panel (6) and base (1) welded connection, one side of fixed head (8) is provided with the connecting block, fixed head (8) are through connecting block and pneumatic cylinder (7) fixed connection, the outside of lead screw (10) is provided with the external screw thread, the inside of regulation hole (9) be provided with lead screw (10) assorted internal thread, lead screw (10) are through regulation hole (9) and fixed head (8) threaded connection.

5. The PVC pipeline tensile test device of claim 1, characterized in that: the top of fixed plate (11) is provided with the bearing, and inside lead screw (10) run through to the bearing, fixed plate (11) rotate with lead screw (10) through the bearing and are connected, fixed plate (11) are the arc structure, ejector pad (13) and fixed head (8) welded connection, the one end of pressure sensor (15) runs through to draw-in groove (14) inside.

6. The PVC pipeline tensile test device of claim 1, characterized in that: the pressure sensor (15) is fixedly connected with the fixed table (2) through a mounting groove (12), and a plurality of groups of supporting blocks are arranged at the bottom of the base (1).