Plastic film tension test detection device
Technical Field
The invention relates to the technical field of plastic film testing devices, in particular to a plastic film tension test detection device.
Background
During the bearing quality test of the produced plastic film, it is necessary to perform a tension test on the plastic film for packaging and for use as a film coating layer. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people. For the convenience of test, the plastic film tension test detection device is urgently needed in the industry.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention discloses a plastic film tension test detection device.
The invention discloses a plastic film tension test detection device, which comprises a detection base, an upper clamping table and a lower clamping table, wherein the upper clamping table and the lower clamping table are arranged above the detection base at intervals, two sides of the upper clamping table are connected with an upper sliding block through an upper supporting rod, two sides of the lower clamping table are connected with a lower sliding block through a lower supporting rod, the upper sliding block and the lower sliding block are arranged in a sliding groove formed in a supporting strip plate in a sliding assembly mode, a rotating shaft is arranged in the sliding groove in a rotating mode, a forward-rotating threaded end and a reverse-rotating threaded end are symmetrically arranged on the upper side and the lower side of the rotating shaft respectively, the forward-rotating threaded end and the reverse-rotating threaded end are in threaded transmission connection with the upper sliding block and the lower sliding block respectively, a double-axial motor is fixedly arranged at the middle position of an inner cavity of the detection base, and motor rotating shafts are fixedly connected on two sides of the double-axial motor symmetrically, the tail ends of the motor rotating shafts which are symmetrical on two sides are respectively fixedly sleeved with a first bevel gear, the first bevel gear is in meshed transmission connection with a second bevel gear, and the second bevel gear is fixedly sleeved at the bottom end of the rotating shaft; the top fixed stay of support slat installs the both sides board end of roof, the bottom surface intermediate position department fixed mounting of roof is equipped with the pneumatic cylinder, the fixed cover in bottom of pneumatic cylinder is established and is installed cavity annular pressure sensor, go up the corresponding punching press hole of having seted up of intermediate position department of pressing from both sides tight platform, lower clamp.
Preferably, the both sides rod end of going up the bracing piece is fixed the cover respectively and is established and install upside ear cap one, upside ear cap two, upside ear cap one, upside ear cap two respectively an organic whole structure set up on the lateral wall of last clamping table, last sliding block.
Preferably, the both sides rod end of lower branch vaulting pole is fixed the cover respectively and is established and install downside ear cap one, downside ear cap two, downside ear cap one, downside ear cap two respectively integrative structure set up under on the lateral wall of pressing from both sides tight platform, lower sliding block.
Preferably, the two end plate ends of the top plate are fixedly connected with the supporting strip plate through bolts.
Preferably, the bottom end face of the upper clamping table and the top end face of the lower clamping table are respectively sleeved with a rubber sleeve.
The beneficial effects are that:
1. the rotating shaft which is rotatably arranged in the sliding groove is synchronously driven to rotate through the double-axial motor, so that the positive-rotation thread end and the negative-rotation thread end are respectively in threaded transmission connection with the upper sliding block and the lower sliding block, and the upper clamping table and the lower clamping table which are integrally supported and connected are synchronously clamped and fixed.
2. Be convenient for carry out punching press tensioning antiskid, drive cavity annular pressure sensor through the pneumatic cylinder and go down the extrusion conflict of punching to plastic film to be convenient for carry out the plastic film tensioning test, acquire plastic film's the heavy quality data that props.
3. The tension test detection device is simple to operate, convenient to assemble and install and convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of a plastic film tension test detection device of the present invention;
FIG. 2 is a schematic cross-sectional view of a plastic film tension test detection device of the present invention;
FIG. 3 is a top view of an upper clamping table of the plastic film tension test detecting device of the present invention.
Wherein: 1-detecting a base; 2-upper clamping table; 3-lower clamping table; 4-upper side ear cap I; 5-an upper support rod; 6-upper ear cap II; 7-upper sliding block; 8-supporting strip plate, 80-sliding groove; 9-rotating shaft, 90-forward thread end and 91-backward thread end; 10-lower ear cap one; 11-a lower support bar; 12-lower ear cap two; 13-lower sliding block; 14-a dual axial motor; 15-motor shaft; 16-bevel gear one; 17-bevel gear two; 18-a top plate; 19-a hydraulic cylinder; 20-a hollow annular pressure sensor; 21-punching a hole; 22-bolt; 23-rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1-3, the invention discloses a plastic film tension test detection device, which comprises a detection base 1, an upper clamping table 2 and a lower clamping table 3, an upper clamping table 2 and a lower clamping table 3 are arranged above the detection base 1 at intervals, two sides of the upper clamping table 2 are connected with an upper sliding block 7 through upper supporting rods 5, the two sides of the lower clamping table 3 are connected with a lower sliding block 13 through a lower support rod 11, the upper sliding block 7 and the lower sliding block 13 are both arranged in a sliding groove 80 arranged on the supporting slat 8 in a sliding assembly way, a rotating shaft 9 is rotatably arranged in the sliding groove 80, a positive thread end 90 and a negative thread end 91 are respectively and symmetrically arranged at the upper side and the lower side of the rotating shaft 9, the forward-rotation threaded end 90 and the backward-rotation threaded end 91 are in threaded transmission connection with the upper sliding block 7 and the lower sliding block 13 respectively.
The detection device is characterized in that a double-axial motor 14 is fixedly installed at the middle position of an inner cavity of the detection base 1, motor rotating shafts 15 are fixedly connected to two sides of the double-axial motor 14 in a symmetrical mode, bevel gears 16 are fixedly installed at the tail ends of the motor rotating shafts 15 in a sleeved mode respectively, the bevel gears 16 are in meshed transmission connection with bevel gears 17, and the bevel gears 17 are fixedly installed at the bottom end of the rotating shaft 9 in a sleeved mode.
The top of the supporting slat 8 is fixedly supported by two side plate ends of the mounting top plate 18, a hydraulic cylinder 19 is fixedly mounted at the middle position of the bottom surface of the top plate 18, a hollow annular pressure sensor 20 is fixedly mounted at the bottom end of the hydraulic cylinder 19, and stamping holes 21 are correspondingly formed in the middle positions of the upper clamping table 2 and the lower clamping table 3.
Go up 5 both sides rod ends of bracing piece fixed cover respectively and establish and install upside ear cap one 4, upside ear cap two 6, upside ear cap one 4, two 6 a body structure settings of upside ear cap respectively are on the lateral wall of last clamping table 2, last sliding block 7.
The both sides rod end of lower support bar 11 is fixed the cover respectively and is established and install downside ear cap one 10, downside ear cap two 12, downside ear cap one 10, two 12 integrative structures respectively of downside ear cap set up under on the lateral wall of pressing from both sides tight platform 3, lower sliding block 13.
The two end plate ends of the top plate 18 are fastened and connected with the supporting strip plate 8 through bolts 22, and the assembly and installation are convenient.
The bottom end face of the upper clamping table 2 and the top end face of the lower clamping table 3 are uniformly sleeved with rubber sleeves 23, the rubber sleeves 23 are used for increasing the friction force between the upper clamping table 2 and the lower clamping table 3 to clamp and fix the plastic film to be tested, and the anti-skidding and stable effects are achieved.
The invention is implemented as follows: when the device is used, the biaxial motor 14 is started, so that the motor shafts 15 on two sides drive the bevel gear I16 to rotate, the bevel gear I16 is meshed with the transmission bevel gear II 17 to change direction and rotate, the rotating shaft 9 which is rotatably installed in the sliding groove 80 rotates, the forward-rotation threaded end 90 and the reverse-rotation threaded end 91 are respectively in threaded transmission connection with the upper sliding block 7 and the lower sliding block 13, the upper sliding block 7 and the lower sliding block 13 synchronously approach and slide along the sliding groove 80, the upper sliding block 7 and the lower sliding block 13 are respectively in integral supporting connection with the upper clamping table 2 and the lower clamping table 3 through the upper supporting rod 5 and the lower supporting rod 11, so that a plastic film to be tested is firmly clamped and fixed through the upper clamping table 2 and the lower clamping table 3, at the moment, the hollow annular pressure sensor 20 is driven to move downwards through the hydraulic cylinder 19, and stamping holes 21 are correspondingly formed in the middle positions of the upper clamping table 2 and the lower, the punched hole 21 is used for avoiding the hollow annular pressure sensor 20 from being punched, so that the hollow annular pressure sensor 20 moves downwards to generate collision extrusion resistance with the plastic film, and the detection of a tension test is facilitated. Adopt this technical scheme, assembly simple to operate, it is rotatory to slide the pivot of inslot internal rotation installation through the synchronous transmission of biaxial motor, make the screw thread end of just revolving, the screw thread end of derotation respectively with last sliding block, down sliding block between the looks screw drive be connected, make integrative supporting connection's last clamping platform, lower clamping platform presss from both sides tight fixedly in step, be convenient for carry out punching press tensioning antiskid, drive cavity annular pressure sensor through the pneumatic cylinder and descend the extrusion conflict under going on to plastic film, thereby be convenient for carry out the plastic film tensioning experiment, acquire plastic film's the heavy quality data that props.
Finally, it should be noted that: the above embodiments are only used to illustrate the present invention and do not limit the technical solutions described in the present invention; thus, while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.