CN212206881U - Thin film stretching experiment machine capable of avoiding clamping and falling - Google Patents

Thin film stretching experiment machine capable of avoiding clamping and falling Download PDF

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Publication number
CN212206881U
CN212206881U CN202020848804.8U CN202020848804U CN212206881U CN 212206881 U CN212206881 U CN 212206881U CN 202020848804 U CN202020848804 U CN 202020848804U CN 212206881 U CN212206881 U CN 212206881U
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CN
China
Prior art keywords
clamping
plates
film
falling
roller
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Expired - Fee Related
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CN202020848804.8U
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Chinese (zh)
Inventor
张甲甲
李园园
刘仁勇
杨雷
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West Anhui University
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West Anhui University
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Priority to CN202020848804.8U priority Critical patent/CN212206881U/en
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Abstract

The utility model discloses an avoid tensile experimental machine of film that centre gripping drops, it includes the fixture that two sets of symmetries set up, fixture includes two blocks of curb plates, two mounting panels, two splint and a plurality of locking bolt, wherein, two blocks of curb plate parallel arrangement, two mounting panel parallel fixation are between two blocks of curb plates, two splint parallel locate between two mounting panels and along its length direction sliding connection with the curb plate, adjacent one side formation centre gripping clearance of splint, be used for pressing from both sides tight film in the centre gripping clearance, set up on the mounting panel a plurality of with locking bolt complex screw hole, locking bolt's end is used for contradicting in the splint side, two sets of anti-disengaging mechanism are connected with two sets of fixture respectively, and anti-disengaging mechanism includes two rotor plates, air pump and commentaries on classics roller. The utility model discloses simple structure, the convenient film of stably grasping, the tensile experiment of the film of being convenient for is used, improves the accuracy of experimental data.

Description

Thin film stretching experiment machine capable of avoiding clamping and falling
Technical Field
The utility model relates to a film production technical field especially relates to a film tensile experiment machine that avoids centre gripping to drop.
Background
China has more and more large requirements for producing films with special purposes. The product needs to be subjected to a stretching experiment in the film production to verify the performance of the measured film, but the existing film stretching experiment device is not stable enough for clamping the film and is easy to separate from the film, so that a film stretching experiment machine for avoiding clamping and falling is designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an avoid tensile experiment machine of film that the centre gripping drops to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an avoid tensile experiment of film machine that centre gripping drops, its fixture that includes two sets of symmetries and set up, fixture include two blocks of curb plates, two mounting panels, two splint and a plurality of locking bolt, wherein, two blocks of curb plate parallel arrangement, two mounting panel parallel fixation are between two blocks of curb plates, two splint parallel locate between two mounting panels and along its length direction sliding connection with the curb plate, adjacent one side formation centre gripping clearance of splint, be used for pressing from both sides tight film in the centre gripping clearance, set up on the mounting panel a plurality of with locking bolt complex screw hole, locking bolt's end is used for contradicting in the splint side.
Two sets of anti-disengaging mechanism, two sets of anti-disengaging mechanism are connected with two sets of fixture respectively, and anti-disengaging mechanism includes two rotor plates, air pump and changes the roller, and wherein, two rotor plate parallel arrangement, and pass through the screw thread round pin rotation with two blocks of curb plates in the fixture respectively and be connected, change the roller for cavity form and fix between two rotor plates, the film is walked around the surface of changeing the roller, changes and offers the air vent along the axial on the roller, the air pump is installed on one of them rotor plate, the output of air pump with change the inside intercommunication of roller.
Wherein, the air pump work makes in the commentaries on classics roller be in the negative pressure state, and the laminating of film compresses tightly at commentaries on classics roller surface.
Furthermore, an expansion piece is arranged between the two groups of clamping mechanisms and used for pulling the film clamped on the two groups of clamping mechanisms.
Furthermore, the extensible member includes the support frame and fixes the two-way telescopic link on the support frame, and two flexible ends of two-way telescopic link are connected with the curb plate in two sets of fixture respectively.
Furthermore, the vent holes on the rotary roller are formed along the circumferential direction of the outer surface of the rotary roller and are arc-shaped holes.
Furthermore, one side of the clamping plate, which is close to the mounting plate, is provided with a plurality of bearing seats corresponding to the locking bolts through bearings, the surfaces of the bearing seats, which are close to the locking bolts, are provided with positioning grooves, and the end faces of the locking bolts are protruded with positioning blocks matched with the positioning grooves, wherein the positioning blocks extend into the positioning grooves to drive the bearing seats to rotate along with the locking bolts.
The utility model has the advantages that:
the utility model discloses a fixture and anti-disengaging mechanism, when using, will treat tensile film both ends centre gripping in the centre gripping clearance between two splint, through rotatory locking bolt, make two splint be close to gradually, press from both sides tight film, when the installation film, make the film walk around the lateral surface of changeing the roller, air pump circular telegram work makes the roller inside be in the negative pressure state, thereby make the film part paste tightly at the lateral surface of changeing the roller, when avoiding tensile, the film takes place to drop or relative movement, improve tensile test's measurement accuracy.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic structural view of the roller of the present invention;
fig. 4 is a schematic structural view of the adjacent surfaces of the locking bolt and the socket of the present invention.
In the figure: the device comprises a support frame 1, a bidirectional telescopic rod 2, a film 3, a rotating plate 4, an air pump 5, a rotating roller 6, a mounting plate 7, a clamping plate 8, a clamping gap 9, a bearing seat 10, a locking bolt 11, an air vent 12, a positioning block 13, a positioning groove 14 and a side plate 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. 1-3, a film stretching experiment machine for avoiding clamping and dropping, which comprises two groups of clamping mechanisms symmetrically arranged, wherein each clamping mechanism comprises two side plates 15, two mounting plates 7, two clamping plates 8 and a plurality of locking bolts 11, the two side plates 15 are arranged in parallel, the two mounting plates 7 are fixed between the two side plates 15 in parallel, the two clamping plates 8 are arranged between the two mounting plates 7 in parallel and are connected with the side plates 15 in a sliding manner along the length direction, a clamping gap 9 is formed at one adjacent side of each clamping plate 8, the clamping gap 9 is internally used for clamping a film 3, the mounting plates 7 are provided with a plurality of threaded holes matched with the locking bolts 11, and the tail ends of the locking bolts 11 are used for abutting against the side surfaces of the.
Two sets of anti-disengaging mechanism, two sets of anti-disengaging mechanism are connected with two sets of fixture respectively, and anti-disengaging mechanism includes two rotor plates 4, air pump 5 and changes roller 6, wherein, two rotor plate 4 parallel arrangement, and respectively with two blocks of curb plates 15 in the fixture rotate through the screw thread round pin to be connected, change roller 6 for the cavity form, and fix between two rotor plates 4, film 3 walks around the surface of changeing roller 6, changes and sets up air vent 12 along the axial on the roller 6, air pump 5 is installed on one of them rotor plate 4, the output of air pump 5 and the inside intercommunication of changeing roller 6.
Wherein, the air pump 5 works to make the interior of the roller 6 in a negative pressure state, and the film 3 is attached and pressed on the outer surface of the roller 6.
Furthermore, an expansion piece is arranged between the two groups of clamping mechanisms for pulling the film 3 clamped on the two groups of clamping mechanisms.
Further, the extensible member includes support frame 1 and fixes two-way telescopic link 2 on support frame 1, and two flexible ends of two-way telescopic link 2 are connected with curb plate 15 in two sets of fixture respectively, and two fixture of two-way telescopic link 2 work drive keep away from the department mutually to accomplish the drawing of film 3.
Further, the vent holes 12 on the rotary roller 6 are formed along the circumferential direction of the outer surface of the rotary roller 6 and are arc-shaped; the film 3 can be tightly attached to the outer side of the rotating roller 6, and the installation structure is more stable and reliable.
Furthermore, a plurality of bearing seats 10 corresponding to the locking bolts 11 are installed on one side, close to the installation plate 7, of the clamping plate 8 through bearings, positioning grooves 14 are formed in the surfaces, close to the locking bolts 11, of the bearing seats 10, positioning blocks 13 matched with the positioning grooves 14 are protruded outwards from the end faces of the tail ends of the locking bolts 11, and the positioning blocks 13 extend into the positioning grooves 14 to drive the bearing seats 10 to rotate along with the locking bolts 11. The locking bolt 11 is conveniently rotated to drive the bearing seat 10 to rotate so as to push the clamping plate 8 to clamp the film.
The utility model discloses simple structure, when using, will treat tensile film both ends centre gripping in the centre gripping clearance between two splint 8, through rotatory locking bolt 11, make two splint 8 be close to gradually, thereby press from both sides tight film, when the installation film, make the film walk around the lateral surface of changeing roller 6, 5 circular telegram work of air pump, make and change the inside negative pressure state that is in of roller 6, thereby make the film part paste tightly at the lateral surface of changeing roller 6, when avoiding tensile, the film takes place to drop or relative movement, improve tensile test's measurement accuracy.
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 (5)

1. A film stretching experiment machine for avoiding clamping and dropping is characterized by comprising:
the clamping mechanism comprises two side plates (15), two mounting plates (7), two clamping plates (8) and a plurality of locking bolts (11), wherein the two side plates (15) are arranged in parallel, the two mounting plates (7) are fixed between the two side plates (15) in parallel, the two clamping plates (8) are arranged between the two mounting plates (7) in parallel and are in sliding connection with the side plates (15) along the length direction of the side plates, a clamping gap (9) is formed at one adjacent side of each clamping plate (8), the clamping gap (9) is used for clamping a thin film (3), a plurality of threaded holes matched with the locking bolts (11) are formed in the mounting plates (7), and the tail ends of the locking bolts (11) are used for abutting against the side faces of the clamping plates (8);
the anti-falling device comprises two sets of anti-falling mechanisms, wherein the two sets of anti-falling mechanisms are respectively connected with two sets of clamping mechanisms, each anti-falling mechanism comprises two rotating plates (4), an air pump (5) and a rotating roller (6), the two rotating plates (4) are arranged in parallel and are respectively and rotatably connected with two side plates (15) in the clamping mechanisms through threaded pins, the rotating roller (6) is hollow and is fixed between the two rotating plates (4), a film (3) bypasses the outer surface of the rotating roller (6), air holes (12) are formed in the rotating roller (6) in the axial direction, the air pump (5) is installed on one rotating plate (4), and the output end of the air pump (5) is communicated with the interior of the rotating roller (6);
wherein, the air pump (5) works to ensure that the interior of the roller (6) is in a negative pressure state, and the film (3) is attached and pressed on the outer surface of the roller (6).
2. The film stretching experimental machine for avoiding the clamping and falling off as claimed in claim 1, wherein: an expansion piece is arranged between the two groups of clamping mechanisms and is used for pulling the film (3) clamped on the two groups of clamping mechanisms.
3. The film stretching experimental machine for avoiding the clamping falling off as claimed in claim 2, wherein: the telescopic piece comprises a support frame (1) and two-way telescopic rods (2) fixed on the support frame (1), and two telescopic ends of each two-way telescopic rod (2) are respectively connected with side plates (15) in the two groups of clamping mechanisms.
4. The film stretching experimental machine for avoiding the clamping and falling off as claimed in claim 1, wherein: the air holes (12) on the rotary roller (6) are formed along the circumferential direction of the outer surface of the rotary roller (6) and are arc-shaped holes.
5. The film stretching experimental machine for avoiding the clamping and falling off as claimed in claim 1, wherein: one side of the clamping plate (8) close to the mounting plate (7) is provided with a plurality of bearing seats (10) corresponding to the locking bolts (11) through bearings, the surfaces of the bearing seats (10) close to the locking bolts (11) are provided with positioning grooves (14), the end faces of the locking bolts (11) are convexly provided with positioning blocks (13) matched with the positioning grooves (14), and the positioning blocks (13) stretch into the positioning grooves (14) to drive the bearing seats (10) to rotate along with the locking bolts (11).
CN202020848804.8U 2020-05-20 2020-05-20 Thin film stretching experiment machine capable of avoiding clamping and falling Expired - Fee Related CN212206881U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020848804.8U CN212206881U (en) 2020-05-20 2020-05-20 Thin film stretching experiment machine capable of avoiding clamping and falling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020848804.8U CN212206881U (en) 2020-05-20 2020-05-20 Thin film stretching experiment machine capable of avoiding clamping and falling

Publications (1)

Publication Number Publication Date
CN212206881U true CN212206881U (en) 2020-12-22

Family

ID=73817052

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020848804.8U Expired - Fee Related CN212206881U (en) 2020-05-20 2020-05-20 Thin film stretching experiment machine capable of avoiding clamping and falling

Country Status (1)

Country Link
CN (1) CN212206881U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201222

Termination date: 20210520

CF01 Termination of patent right due to non-payment of annual fee