CN113740170A

CN113740170A - Degradable plastic products intensity detection device

Info

Publication number: CN113740170A
Application number: CN202111044491.6A
Authority: CN
Inventors: 金利明
Original assignee: Jiangsu Aiyou New Material Technology Co ltd
Current assignee: Jiangsu Aiyou New Material Technology Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-12-03

Abstract

The invention relates to a strength detection device for a degradable plastic product, which comprises a base, a fixing frame, a mounting seat and an air cylinder, wherein the fixing frame is fixedly arranged at the top of the base, the mounting seat is movably arranged on the fixing frame, the air cylinder is fixedly arranged at the bottom of the mounting seat, and a push rod of the air cylinder is fixedly provided with a pressing plate. This degradable plastic products intensity detection device, form quadrangle structure through setting up horizontal pole and montant, and through rotating this quadrangle structure, realized fixing plastic products by the mutual centre gripping between the horizontal pole, adjust the length that the ball extends through threaded rod cooperation thread bush, thereby can adapt to different plastic products and carry out the centre gripping, through setting up extrusion piece and elasticity damping, can realize adapting to the plastic products after the deformation and support and close, the centre gripping of having guaranteed anchor clamps is effectual, avoided increaseing the centre gripping dynamics and carried out the centre gripping and damage plastic products.

Description

Degradable plastic products intensity detection device

Technical Field

The invention relates to the technical field of degradable plastics, in particular to a strength detection device for a degradable plastic product.

Background

The degradable plastics are plastics which have various properties meeting the use requirements, have unchanged performance in the preservation period and can be degraded into substances harmless to the environment under the natural environment condition after use, and are also called as environment-degradable plastics.

The strength of the degradable plastic product is generally required to be detected after production, the detection types are more, and the detection aiming at the compression resistance has many defects, for example, the degradable plastic product can generate large deformation under the compression, a clamp in the detection device can not effectively clamp the plastic product, and then when the plastic product reaches the stress critical point, the degradable plastic product is easy to break and collapse, and certain potential safety hazard can be caused to surrounding workers.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the strength detection device for the degradable plastic products, which has the advantages of good clamping adaptation effect, high safety protection performance and the like, and solves the problems that the strength detection equipment in the prior art is difficult to stably clamp the plastic products with large stress deformation and has potential safety hazards due to breakage and collapse of the plastic products.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a degradable plastic products intensity detection device, includes base, mount pad, cylinder, mount fixed mounting be in the top of base, mount pad movable mounting is on the mount, cylinder fixed mounting is in the bottom of mount pad, fixed mounting has the clamp plate on the ejector pin of cylinder, the bottom fixed mounting of clamp plate has pressure sensor, the top of base is provided with anchor clamps, the positive movable mounting of mount has transparent protection casing, the outside of transparent protection casing is provided with adjusting part.

The clamp comprises a vertical rod arranged at the top of the base, a cross rod arranged on the vertical rod, a threaded sleeve arranged at the top of the base, a threaded rod arranged inside the threaded sleeve, an elastic damping arranged at the top of the base and an extrusion block arranged on the elastic damping.

The adjusting component comprises a rack and a sliding block which are arranged inside the fixing frame, a sliding barrel arranged on the sliding block, a gear arranged outside the sliding barrel, a bearing arranged inside the sliding barrel, a handle arranged on the bearing, an inserted rod arranged on the handle and a fixed disk arranged outside the transparent protective cover.

Further, the top fixed mounting of base have with two axis of rotation that the montant is corresponding, the montant rotates to be connected the axis of rotation, the top of montant still fixed mounting have a fixed column, the both ends of horizontal pole all run through set up with the corresponding rotation hole of fixed column, rotate the hole and rotate and connect the fixed column.

Further, the elastic dampers are fixedly installed outside the rotating shaft, and the extrusion block is fixedly installed at one end of each of the two elastic dampers.

Further, the threaded rod orientation a side of montant is sunken to have an arc portion towards keeping away from the montant to a terminal surface of montant, the ball rotates to be installed in the arc portion, and the one end that the montant was kept away from to the threaded rod is a style of calligraphy ribbon.

Further, the top fixed mounting of base is located the quadrangle structure and keeps away from the installation pole of threaded rod opposite side, the installation pole with movable mounting has reset spring between the fixed column.

Further, a sliding rail is fixedly mounted on the inner wall of the fixing frame, and the sliding block is slidably mounted inside the sliding rail.

Further, the axle center department of fixed disk sets up and runs through the round hole of transparent protection casing, the bearing rotates to be installed in the round hole.

Furthermore, the outside fixed mounting of handle has square feather key, offers the spout that corresponds with feather key on the inner wall of bearing connection handle, and the mutual slip between spout and the feather key.

Furthermore, the outside of fixed disk is seted up with the corresponding jack of inserted bar, and the quantity of jack is eight at least, is circular arranging on the fixed disk.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this degradable plastic products intensity detection device, form quadrangle structure through setting up horizontal pole and montant, and through rotating this quadrangle structure, realized fixing plastic products by the mutual centre gripping between the horizontal pole, adjust the length that the ball extends through threaded rod cooperation thread bush, thereby can adapt to different plastic products and carry out the centre gripping, through setting up extrusion piece and elasticity damping, can realize adapting to the plastic products after the deformation and support and close, the centre gripping of having guaranteed anchor clamps is effectual, avoided increaseing the centre gripping dynamics and carried out the centre gripping and damage plastic products.

2. This degradable plastic products intensity detection device blocks the detection area through setting up transparent protection casing, has avoided the piece to collapse to fly and has caused the potential safety hazard, through setting up gear and rack intermeshing for the upper and lower position of transparent protection casing is adjustable, connects the pivot through the handle, is convenient for adjust the position of transparent protection casing, sets up jack and inserted bar simultaneously, makes the position of transparent protection casing be convenient for fixed, has realized the effective protection to the detection area.

Drawings

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

FIG. 2 is a top view of the clamp of the present invention;

FIG. 3 is a schematic side view of the fixing frame of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 5 is a schematic view of the fixing plate of the present invention.

In the figure: the device comprises a base 1, a fixed frame 2, a mounting seat 3, a cylinder 4, a pressure plate 5, a pressure sensor 6, a clamp 7, a vertical rod 701, a rotating shaft 702, a transverse rod 703, a fixed column 704, a threaded sleeve 705, a threaded rod 706, a ball 707, a mounting rod 708, a 709 return spring, elastic damping 710, an extrusion block 711, a transparent protective cover 8, an adjusting component 9, a rack 901, a sliding rail 902, a sliding block 903, a sliding barrel 904, a gear 905, a bearing 906, a fixed disk 907, a handle 908, an insertion rod 909 and a jack 910.

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.

Referring to fig. 1-2, the strength testing apparatus for degradable plastic products in this embodiment includes a base 1, a fixing frame 2, a mounting base 3, and a cylinder 4, where the fixing frame 2 is a rectangular frame and is fixedly installed on the top of the base 1, the mounting base 3 is movably installed on the fixing frame 2, two guide rods are fixedly installed between the top of the fixing frame 2 and the base 1, the mounting base 3 is connected to the guide rods through sliding sleeves on the left and right sides and is used for providing sliding installation support for the mounting base 3, and the position of the part of the mounting base 3 for large stroke adjustment and measurement is realized by adjusting and controlling the rotation of the guide rods, the cylinder 4 used as a drive is fixedly installed at the bottom of the mounting base 3, a pressing plate 5 is fixedly installed on a top rod of the cylinder 4, a pressure sensor 6 is embedded at the bottom of the pressing plate 5, and the pressure sensor 6 is kept horizontal to the bottom surface of the pressing plate 5, the top of base 1 is provided with anchor clamps 7, and the outside slidable mounting of mount 2 has the transparent protection casing 8 that is used for blockking to collapse plastic products that flies, and transparent protection casing 8 is the U-shaped cover, the equal sliding connection mount 2's of the left and right sides outside to can slide from top to bottom along mount 2, be provided with the adjusting part 9 that is used for adjusting the position of transparent protection casing 8 on a side of transparent protection casing 8.

In this embodiment, the clamp 7 includes a vertical rod 701 rotatably mounted on the top of the base 1, the middle of the rod body of the vertical rod 701 penetrates through a rotating shaft 702 fixedly mounted on the top of the base 1, the vertical rod 701 is rotatably connected with the rotating shaft 702 to rotate relative to the base 1, and the number of the vertical rods 701 is two, and the two vertical rods 701 are symmetrically arranged on the top of the base 1 with the middle point of the base 1 as a symmetric center, the front and rear side top ends of the two vertical rods 701 are movably mounted with a cross rod 703, the front and rear side top ends of the vertical rod 701 are fixedly mounted with fixed columns 704, both ends of the cross rod 703 are respectively penetrated with rotating holes corresponding to the fixed columns 704, the rotating holes are rotatably connected through the fixed columns 704, so as to rotatably connect the top ends of the cross rod 703 and the top end of the vertical rod 701, the two cross rods 703 and the two vertical rods 701 form an unstable parallelogram structure, and the quadrangle is limited by the two rotating shafts 702, so that the two cross bars 703 can approach each other to realize the clamping effect when the vertical bar 701 rotates.

It should be noted that the elastic dampers 710 located inside the quadrilateral structure are fixedly installed outside the rotating shaft 702, the opposite ends of the two elastic dampers 710 are fixedly installed with the extrusion blocks 711 slidably connected to the top of the base 1, and the extrusion blocks 711 are used for abutting against the plastic product and are matched with the elastic dampers 710 to adapt to the deformed plastic product.

In order to drive a quadrilateral structure formed by a cross bar and a vertical bar to clamp, the clamp 7 further comprises a threaded sleeve 705 fixedly installed on the top of the base 1, a screw rod 706 is installed in the threaded sleeve 705 in a threaded manner, a ball 707 is movably installed at one end, facing the vertical bar 701, of the threaded rod 706, an arc-shaped part is formed in a manner that one end face, facing the vertical bar 701, of the threaded rod 706 is recessed towards one side face away from the vertical bar 701, the ball 707 is rotatably installed in the arc-shaped part, the ball 707 is used for contacting the vertical bar 701 and can keep good contact after the vertical bar 701 rotates, one end, far away from the vertical bar 701, of the threaded rod 706 is in a straight flat strip shape and can be conveniently connected with a driving device in a matching manner, so that the threaded rod 706 rotates, an installation rod 708 located on the other side, far away from the threaded rod 706, of the quadrilateral structure is fixedly installed on the top of the base 1, oblique diagonal lines of the quadrilateral structure are arranged between the installation rod 708 and the threaded sleeve 705, a return spring 709 is movably mounted between the mounting rod 708 and the fixing column 704, two ends of the return spring 709 are wound outside the mounting rod 708 and the fixing column 704 through steel wires, and the return spring 709 contracts to pull the vertical rod 701 on one side to rotate, so that the quadrilateral structure is reset.

Referring to fig. 3-5, in order to adjust the transparent protective cover in the vertical direction, the adjusting assembly 9 in this embodiment includes a rack 901 fixedly mounted inside the fixing frame 2, the side of the fixing frame 2 is hollow, the upper and lower ends of the rack 901 are fixedly connected to the inner bottom wall and the inner bottom wall of the fixing frame 2, a slider 903 is movably mounted inside the fixing frame 2, a slide rail 902 is further fixedly mounted on the inner wall of the fixing frame 2, the slider 903 slides inside the slide rail 902, so as to be slidably mounted in the fixing frame 2, a slide cylinder 904 located inside the fixing frame 2 is rotatably mounted on the slider 903, the slide cylinder 904 is used for providing a mounting base, a gear 905 having a tooth shape engaged with the rack 901 is fixedly mounted on the outside, and the slider 903 slides up and down relative to the rack 901 through the gear 905 under the rotational engagement.

In order to rotate the gear, a fixed disk 907 is fixedly installed on the side surface of the transparent protective cover 8, a round hole penetrating through the transparent protective cover 8 is formed in the axis of the fixed disk 907, a bearing 906 fixedly connected with the sliding cylinder 904 is rotatably installed in the round hole, the bearing 906 is fixedly connected with the inner wall penetrating through the sliding cylinder 904, therefore, the sliding cylinder 904 is pulled to rotate along with the bearing 906, a handle 908 convenient for rotating the bearing 906 is movably installed outside the bearing 906, and therefore the gear 905 can be driven to rotate by rotating the handle 908.

It can be understood that a square sliding key is fixedly mounted outside the bearing 906, a sliding groove corresponding to the sliding key is formed in the inner wall of the handle 908 connected with the handle 908, the sliding groove and the sliding key slide with each other, so that the handle 908 can slide towards the fixed disk 907, and the square sliding key and the sliding groove can limit the relative rotation of the handle 908 and the bearing 906, so that the handle 908 can drive the bearing 906 to rotate.

It should be noted that the outside cover of handle 908 is equipped with the antiskid cover, through increasing friction to the antiskid, handle 908 is the Z shape, and fixed mounting has the inserted bar 909 towards fixed disk 907 on vertical one section, and the outside of fixed disk 907 is seted up and is seted up the jack 910 corresponding with inserted bar 909, and the quantity of jack 910 is eight at least, is circular and arranges on fixed disk 907 for fix inserted bar 909, thereby prescribe a limit to the rotation of gear 905, reach the purpose of fixed transparent protection casing 8.

The working principle of the above embodiment is as follows:

a plastic product to be detected is placed on the top of a base 1, equipment is used for driving a threaded rod 706 to rotate, the threaded rod 706 is in relative displacement with a threaded sleeve 705 under threaded engagement, one end of a ball 707 is driven to extend, a quadrilateral structure formed by a cross rod 703 and a vertical rod 701 is extruded, the vertical rod 701 is pushed to change the relative distance between the two cross rods 703, so that the plastic product is clamped, the plastic product is deformed in the process of pressing detection and is contracted by two elastic dampers 710 when extending towards the outer side, so that two extrusion blocks 711 adapt to the deformed plastic product, the clamping is more stable, before the test is carried out, the handle 908 is rotated to drive a bearing 906 to rotate, the bearing 906 drives a sliding barrel 903 to rotate relative to the sliding block, a gear 905 rotates together with the sliding barrel 904 outside the sliding barrel 904, and the gear 905 is in tooth-shaped engagement with a rack 901 under rotation, therefore, the transparent glass cover 8 slides up and down outside the rack 901, the fixing disc 907 outside the bearing 906 is used for drawing the transparent glass cover 8, the position of the transparent glass cover 8 is adjusted, the handle 908 is pushed towards the fixing disc 907 after the adjustment is proper, the insertion rod 909 outside the handle 908 is inserted into the insertion hole 910, the rotation of the handle 908 is limited, the rotation of the gear 905 is further limited, and the position fixing of the transparent glass cover 8 is realized.

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, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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 degradable plastic products intensity detection device, includes base (1), mount (2), mount pad (3), cylinder (4), mount pad (2) fixed mounting be in the top of base (1), mount pad (3) movable mounting is on mount pad (2), cylinder (4) fixed mounting is in the bottom of mount pad (3), its characterized in that: a pressing plate (5) is fixedly installed on an ejector rod of the air cylinder (4), a pressure sensor (6) is fixedly installed at the bottom of the pressing plate (5), a clamp (7) is arranged at the top of the base (1), a transparent protective cover (8) is movably installed on the front face of the fixing frame (2), and an adjusting assembly (9) is arranged outside the transparent protective cover (8);

the clamp (7) comprises a vertical rod (701) arranged at the top of the base (1), a cross rod (703) arranged on the vertical rod (701), a threaded sleeve (705) arranged at the top of the base (1), a threaded rod (706) arranged inside the threaded sleeve (705), an elastic damper (710) arranged at the top of the base (1) and an extrusion block (711) arranged on the elastic damper (710);

the adjusting assembly (9) comprises a rack (901) and a sliding block (903) which are arranged in the fixed frame (2), a sliding barrel (904) arranged on the sliding block (903), a gear (905) arranged outside the sliding barrel (904), a bearing (906) arranged inside the sliding barrel (904), a handle (908) arranged on the bearing (906), an inserting rod (909) arranged on the handle (908) and a fixed disk (907) arranged outside the transparent protective cover (8).

2. The strength testing device for degradable plastic products of claim 1, wherein: the top fixed mounting of base (1) with two axis of rotation (702) that montant (701) is corresponding, montant (701) rotate to be connected axis of rotation (702), the top of montant (701) still fixed mounting have fixed column (704), the both ends of horizontal pole (703) all run through and seted up the rotation hole corresponding with fixed column (704), rotate the hole and rotate and connect fixed column (704).

3. The apparatus for testing strength of degradable plastic product according to claim 2, wherein: the elastic damper (710) is fixedly installed outside the rotating shaft (702), and the extrusion block (711) is fixedly installed at one end of the two elastic dampers (710).

4. The strength testing device for degradable plastic products of claim 1, wherein: threaded rod (706) orientation a side recess that montant (701) were kept away from to a terminal surface orientation of montant (701) has arc portion, ball (707) rotate to be installed in arc portion, and threaded rod (706) keep away from the one end of montant (701) and are a style of calligraphy ribbon.

5. The apparatus for testing strength of degradable plastic product according to claim 2, wherein: the top of the base (1) is fixedly provided with an installation rod (708) which is positioned at the other side of the quadrilateral structure far away from the threaded rod (706), and a return spring (709) is movably arranged between the installation rod (708) and the fixed column (704).

6. The strength testing device for degradable plastic products of claim 1, wherein: the inner wall of the fixed frame (2) is fixedly provided with a sliding rail (902), and the sliding block (903) is slidably arranged in the sliding rail (902).

7. The strength testing device for degradable plastic products of claim 1, wherein: the axle center of the fixed disc (907) is provided with a round hole penetrating through the transparent protective cover (8), and the bearing (906) is rotatably arranged in the round hole.

8. The strength testing device for degradable plastic products of claim 1, wherein: the outside fixed mounting of handle (908) has square feather key, and the bearing (906) is seted up the spout that corresponds with feather key on connecting the inner wall of handle (908), and mutual slip between spout and the feather key.

9. The strength testing device for degradable plastic products of claim 1, wherein: the fixed disk (907) is externally provided with jacks (910) corresponding to the insertion rods (909), the number of the jacks (910) is at least eight, and the jacks are circularly arranged on the fixed disk (907).