CN212111215U

CN212111215U - PET film sample thermal shrinkage performance detection device

Info

Publication number: CN212111215U
Application number: CN202020480182.8U
Authority: CN
Inventors: 王小辉
Original assignee: Shenzhen Zhongyou Optical Technology Co ltd
Current assignee: Shenzhen Zhongyou Optical Technology Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-12-08
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a PET film sample pyrocondensation performance detection device, including the frame, the inner wall of frame is provided with the heat preservation, electric telescopic handle's working end fixedly connected with heater, one side sliding connection that the inner wall of frame and keep away from the fixed bolster has the removal support, threaded connection between lead screw and the removal support, the top base sliding connection of fixed bolster has the support bar, the bottom of support bar is provided with the ball, surface one side of support bar is rotated and is connected with the threaded rod, the support bar surface and the equal fixedly connected with clamping device in both sides that the removal support surface is corresponding, the top fixedly connected with pointer of support bar, inner wall one side of frame and the fixed position that is close to the pointer are connected with the scale tablet, the. This PET film sample pyrocondensation performance detection device has reached the effect of short-term test, and temperature stability, pulling force detect accurately, detect the accuracy, have improved detection efficiency and performance.

Description

PET film sample thermal shrinkage performance detection device

Technical Field

The utility model relates to a film detects technical field, specifically is a PET film sample pyrocondensation performance detection device.

Background

The PET film is a colorless transparent glossy film, has excellent mechanical property, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature resistance, low temperature resistance, chemical resistance, oil resistance, air tightness and fragrance retention, and is one of commonly used barrier composite film base materials. At present, the PET film pyrocondensation performance detection device that has now on the market is complicated in structure, uses inconveniently, and temperature stability is poor, receives the influence of temperature easily, and detection efficiency is low, and the film pulling force is less moreover, is difficult for effectively detecting, detects the precision low, has reduced performance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a PET film sample pyrocondensation performance detection device has solved the structure complicacy, uses inconveniently, and temperature stability is poor, receives the influence of temperature easily, and detection efficiency is low, and the film pulling force is less moreover, is difficult for effectively detecting, detects the precision low, has reduced the problem of performance.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the device for detecting the thermal shrinkage performance of the PET film sample comprises an outer frame, wherein a heat preservation layer is arranged on the inner wall of the outer frame, an electric telescopic rod is fixedly connected to the top and the bottom of the inner wall of the outer frame and positioned in the central position, a heater is fixedly connected to the working end of the electric telescopic rod, a fixed support is fixedly connected to one side of the inner wall of the outer frame, a movable support is slidably connected to one side of the inner wall of the outer frame away from the fixed support, a lead screw is rotatably connected to one side of the bottom of the surface of the fixed support, the lead screw is in threaded connection with the movable support, a supporting strip is slidably connected to the bottom edge of the top of the fixed support, balls are arranged at the bottom of the supporting strip, the balls are in rolling connection with the fixed support, a threaded rod is rotatably connected to one side of the, the top fixedly connected with pointer of support bar, the inner wall one side of frame just is close to the position fixedly connected with scale tablet of pointer.

Preferably, one end of the screw rod, which is far away from the fixed support, is fixedly connected with a handle, and the bottom of the outer frame is fixedly connected with a self-locking universal wheel.

Preferably, the clamping device comprises a bottom clamping plate, a guide rod is vertically and fixedly connected to the center of the top of the surface of the bottom clamping plate, a top clamping plate is slidably connected to the surface of the guide rod and located at the top of the bottom clamping plate, and springs are fixedly connected between the bottom of the top clamping plate and two sides corresponding to the top of the bottom clamping plate.

Preferably, one side of the bottom of the outer frame is provided with a sliding groove matched with the movable support.

Preferably, the bottom edge of the top of the fixed support is provided with a sliding groove matched with the supporting bar and the rolling balls.

Preferably, one end of the threaded rod, which is far away from the supporting bar, penetrates through the inner wall of the outer frame and extends to the outside of the outer frame.

(III) advantageous effects

The utility model provides a PET film sample pyrocondensation performance detection device. The method has the following beneficial effects:

(1) the thermal shrinkage performance detection device for the PET film sample comprises a heat preservation layer arranged on the inner wall of an outer frame, an electric telescopic rod is fixedly connected to the top and the bottom of the inner wall of the outer frame and positioned in the central position, a heater is fixedly connected to the working end of the electric telescopic rod, a fixed support is fixedly connected to one side of the inner wall of the outer frame, a movable support is slidably connected to one side of the inner wall of the outer frame away from the fixed support, a lead screw is rotatably connected to one side of the bottom of the surface of the fixed support, the lead screw is in threaded connection with the movable support, a support strip is slidably connected to the bottom edge of the top of the fixed support, a ball is arranged at the bottom of the support strip and is in rolling connection with the fixed support, a threaded rod is rotatably, the top fixedly connected with pointer of support bar, the inner wall one side of frame and the position fixedly connected with scale tablet that is close to the pointer have reached the effect of short-term test, and rational in infrastructure simple, operation convenient to use, temperature stability, the pulling force detects the accuracy, has improved detection efficiency and performance.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a clamping device;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 4 is a sectional view taken along line B-B in fig. 1.

In the figure: the device comprises an outer frame 1, a heat preservation layer 2, an electric telescopic rod 3, a heater 4, a fixing support 5, a moving support 6, a lead screw 7, a support bar 8, a ball 9, a threaded rod 10, a clamping device 11, a bottom clamping plate 111, a guide rod 112, a top clamping plate 113, a spring 114, a pointer 12, a scale plate 13, a handle 14 and a self-locking universal wheel 15.

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. 1-4, the present invention provides a technical solution: a PET film sample thermal shrinkage performance detection device comprises an outer frame 1, wherein a thermal insulation layer 2 is arranged on the inner wall of the outer frame 1, the thermal insulation layer 2 has a thermal insulation function, unstable temperature is avoided, and the influence of temperature is reduced, an electric telescopic rod 3 is fixedly connected to the top and the bottom of the inner wall of the outer frame 1 and is positioned at the central position, a heater 4 is fixedly connected to the working end of the electric telescopic rod 3, a fixed support 5 is fixedly connected to one side of the inner wall of the outer frame 1, a movable support 6 is slidably connected to the inner wall of the outer frame 1 and the side far away from the fixed support 5, a sliding groove matched with the movable support 6 is formed in one side of the bottom of the outer frame 1, a lead screw 7 is rotatably connected to one side of the bottom of the surface of the fixed support 5, the lead screw 7 is in threaded, the ball 9 can improve the moving stability and indirectly improve the detection accuracy, the bottom edge of the top of the fixed support 5 is provided with a sliding groove matched with the support bar 8 and the ball 9, the ball 9 is connected with the fixed support 5 in a rolling way, one side of the surface of the support bar 8 is rotatably connected with a threaded rod 10, one end of the threaded rod 10, far away from the support bar 8, penetrates through the inner wall of the outer frame 1 and extends to the outside of the outer frame, the threaded rod 10 is in threaded connection with the outer frame 1, two sides of the surface of the support bar 8, corresponding to the surface of the movable support 6, are fixedly connected with a clamping device 11, the clamping device 11 comprises a bottom clamping plate 111, a guide rod 112 is vertically and fixedly connected with the central position of the top of the bottom clamping plate 111, a top clamping plate 113 is slidably connected with the surface of the guide rod 112 and is positioned at the top of the bottom, top fixedly connected with pointer 12 of support bar 8, the inner wall one side of frame 1 and the position fixedly connected with scale tablet 13 that is close to pointer 12, scale tablet 13 is convenient for observe numerical value, the one end fixedly connected with handle 14 of fixed bolster 5 is kept away from to lead screw 7, handle 14 is convenient for adjust, the bottom fixedly connected with auto-lock universal wheel 15 of frame 1, auto-lock universal wheel 15 conveniently removes, and have the function of auto-lock, can improve the holistic stability of device, for current technique, can commercially purchase.

When the PET film clamp is used, the threaded rod 10 is firstly screwed, so that the support bar 8 is pushed by the threaded rod 10 to move, the pointer 12 is driven to move, when the pointer 12 moves to the position where the scale on the corresponding scale mark 13 is zero, the threaded rod 10 stops rotating, the top clamping plate 113 in the clamping device 11 on the support bar 8 is pulled upwards, the spring 114 is stretched, one end of the PET film to be tested is placed on the bottom clamping plate 111, the top clamping plate 113 is loosened, under the pulling force of the spring 114, one end of the PET film is clamped by the bottom clamping plate 111 and the top clamping plate 113, the other end of the PET film is clamped by the clamping device 11 on the movable support 6, the handle 14 is held and screwed, so that the screw rod 7 is driven to rotate, the movable support 6 moves to one side of the inner wall of the outer frame 1, when the PET film to be tested is straightened, the screw rod 7 stops rotating, at the moment, the electric telescopic rod 3 is started to work, the working end of the electric telescopic rod 3 drives the heater 4 to move towards the position of the PET film, when the electric telescopic rod moves to a proper position, the electric telescopic rod 3 stops working and keeps still, at the moment, the heater 4 can be started to heat, when the required temperature is reached, the temperature in the outer frame 1 keeps stable, meanwhile, the heat preservation layer 2 is arranged on the inner wall of the outer frame 1, the heat preservation layer 2 has the heat preservation function, the temperature instability is avoided, the influence of the temperature is reduced, at the moment, the threaded rod 10 is slowly screwed in the opposite direction, so that the supporting bar 8 is pulled, as the ball 9 is arranged at the bottom of the supporting bar 8, the ball 9 is in rolling connection with the fixed support 5, the moving stability is improved, the tensile force of the PET film at the temperature is measured, the temperature is sequentially increased from low to high through the method, and the, make the device resume original form after detecting the completion, take off the PET film, when needs mobile device, alright thrust unit removes alright through auto-lock universal wheel 15, when needs detect, carries out the auto-lock with auto-lock universal wheel 15, can improve the stability of whole device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PET film sample pyrocondensation performance detection device, includes frame (1), its characterized in that: the inner wall of the outer frame (1) is provided with a heat preservation layer (2), the top and the bottom of the inner wall of the outer frame (1) are both fixedly connected with an electric telescopic rod (3) at the central position, the working end of the electric telescopic rod (3) is fixedly connected with a heater (4), one side of the inner wall of the outer frame (1) is fixedly connected with a fixed support (5), one side of the inner wall of the outer frame (1) far away from the fixed support (5) is slidably connected with a movable support (6), one side of the bottom of the surface of the fixed support (5) is rotatably connected with a lead screw (7), the lead screw (7) is in threaded connection with the movable support (6), the bottom edge of the top of the fixed support (5) is slidably connected with a support strip (8), the bottom of the support strip (8) is provided with a ball (9), surface one side of support bar (8) is rotated and is connected with threaded rod (10), threaded connection between threaded rod (10) and frame (1), support bar (8) surface and the equal fixedly connected with clamping device in both sides (11) that remove support (6) surface correspondence, the top fixedly connected with pointer (12) of support bar (8), inner wall one side of frame (1) and the position fixedly connected with scale tablet (13) that are close to pointer (12).

2. The apparatus for detecting the heat-shrinkable performance of a PET film sample according to claim 1, wherein: one end, far away from the fixed support (5), of the screw rod (7) is fixedly connected with a handle (14), and the bottom of the outer frame (1) is fixedly connected with a self-locking universal wheel (15).

3. The apparatus for detecting the heat-shrinkable performance of a PET film sample according to claim 1, wherein: clamping device (11) are including end clamp plate (111), the vertical fixedly connected with guide bar (112) in surperficial top central position of end clamp plate (111), the surface of guide bar (112) just is located end clamp plate (111) top sliding connection has top clamp plate (113), fixedly connected with spring (114) between the corresponding both sides in top clamp plate (111) bottom and end clamp plate (113).

4. The apparatus for detecting the heat-shrinkable performance of a PET film sample according to claim 1, wherein: one side of the bottom of the outer frame (1) is provided with a sliding groove matched with the movable support (6).

5. The apparatus for detecting the heat-shrinkable performance of a PET film sample according to claim 1, wherein: and the bottom edge of the top of the fixed support (5) is provided with a sliding groove matched with the support bar (8) and the ball (9).

6. The apparatus for detecting the heat-shrinkable performance of a PET film sample according to claim 1, wherein: one end of the threaded rod (10) far away from the supporting bar (8) penetrates through the inner wall of the outer frame (1) and extends to the outside of the outer frame.