CN218412117U

CN218412117U - Hardness detection equipment for plastic products

Info

Publication number: CN218412117U
Application number: CN202222326086.XU
Authority: CN
Inventors: 刘厚春; 李宁
Original assignee: Jurong Chengchun Plastic Co ltd
Current assignee: Jurong Chengchun Plastic Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-31
Anticipated expiration: 2032-08-31

Abstract

The utility model provides a hardness detection device for plastic products, which comprises a hardness meter, a pushing device and a clamping and fixing device; the clamping and fixing device comprises a movable plate and clamps, the clamps are used for clamping and fixing the plastic splines, the clamps which are sequentially arranged from front to back are arranged on the upper end face of the movable plate, the pushing device is arranged on the upper end face of the hardness tester workbench, and the pushing device is used for pushing the movable plate to move back and forth; the utility model discloses an at the up end of fly leaf along backward setting a plurality of anchor clamps around to can a plurality of plastics splines of clamping simultaneously, and then promote the fly leaf back-and-forth movement through thrust unit, thereby detect a plurality of plastics splines in proper order, it is efficient, and the position that the plastics spline of criticizing detects unanimously, can get rid of the difference of result because of detecting the position and causing.

Description

Hardness detection equipment for plastic products

Technical Field

The utility model relates to a plastic products performance check out test set technical field specifically is a plastic products's hardness check out test set.

Background

The Shore hardness test method GB/T2411-1980 (GB/T2411-1980 is abandoned at present, GB/T2411-2008) proposes that the test sample can be processed into a square sample of 50 x 50mm or other shapes, and in actual operation, the test sample is generally made into a strip shape in order to improve the universality (testing flame retardance, bending strength, tensile strength, impact resistance and the like) of the test sample.

For example, application numbers are: 202122983020.3, including detecting the main part, the dial plate, the workstation, the transform hand (hold), the loading handle, the off-load handle, the pressure head subassembly, the screw rod, the solid fixed cylinder, two sets of sliders, the swivel nut, first bevel gear, the second bevel gear, motor and laser emitter, the dial plate is installed on detecting main part front end upper portion, the transform hand (hold) is installed on detecting main part right-hand member upper portion, the laser emitter front end is provided with the transmission head, be provided with controlling means in the laser emitter, controlling means is connected with the motor electricity, it is provided with the mobile device to detect the main part left end, the mobile device is connected with the laser emitter cooperation.

Above-mentioned utility model realizes automated control, has saved a large amount of manpowers, improves its detection precision.

But above-mentioned utility model once can only detect a plastics spline, in actual operation, generally need detect a plurality of plastics splines, consequently, above-mentioned utility model has great limitation in the in-service use.

An object of the utility model is to provide a plastic products's hardness check out test set to solve the problem that mentions in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

In order to achieve the purpose, the utility model provides a hardness detection device for plastic products, which comprises a hardness meter, a pushing device and a clamping and fixing device; the clamping fixing device comprises a movable plate and a clamp, the clamp is used for clamping and fixing plastic splines, the clamp is arranged from front to back, the clamp is arranged on the upper end face of the movable plate, the pushing device is arranged on the upper end face of the hardness tester workbench, and the pushing device is used for pushing the movable plate to move back and forth.

Preferably, thrust unit is including fixed setting up the mounting panel of sclerometer workstation up end, the mounting groove has been seted up to the up end of mounting panel, the lower terminal surface of fly leaf be equipped with mounting groove sliding connection's slide, rotate through the ear seat in the mounting groove and install the lead screw, the fly leaf be equipped with lead screw threaded connection's screw hole.

Preferably, the clamp comprises a clamping groove and a pressing plate structure, the clamping groove is arranged between the left pressing plate structure and the right pressing plate structure, the upper end of the clamping groove extends out of the upper end face of the movable plate, and the pressing plate structure compresses or loosens the plastic splines through up-down elastic expansion.

Preferably, the clamp plate structure includes first mounting hole, second mounting hole, loose axle, spacing ring, first spring and briquetting, first mounting hole sets up the up end of fly leaf, the second mounting hole sets up in the fly leaf, first mounting hole with the second mounting hole intercommunication, the loose axle with first mounting hole sliding connection, the spacing ring sets up the loose axle stretches into the one end of second mounting hole, the briquetting sets up the loose axle stretches out the one end of first mounting hole up end, first spring sets up the outer wall of loose axle, the upper and lower both ends of first spring respectively with the second mounting hole with the spacing ring butt.

Preferably, the device further comprises a limiting device.

Preferably, stop device includes spacing hole, gag lever post, collar, second spring, third mounting hole and fourth mounting hole, sets gradually from the front to the back terminal surface under the fly leaf spacing hole with the draw-in groove corresponds from top to bottom, upper and lower intercommunication the third mounting hole with the fourth mounting hole sets up the bottom surface of mounting groove, stretch out the upper end of third mounting hole the bottom surface of mounting groove, the gag lever post with third mounting hole sliding connection, the collar sets up the gag lever post stretches into one end in the fourth mounting hole, the upper and lower both ends of second spring respectively with the collar with the fourth mounting hole butt, spacing hole with the gag lever post stretches into the one end cross-section of spacing hole is semi-circular.

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

the utility model discloses an at the up end of fly leaf along backward setting a plurality of anchor clamps around to can a plurality of plastics splines of clamping simultaneously, and then promote the fly leaf back-and-forth movement through thrust unit, thereby detect a plurality of plastics splines in proper order, it is efficient, and the position that the plastics spline of criticizing detects unanimously, can get rid of the difference of result because of detecting the position and causing.

Drawings

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

fig. 2 is a top view of the mounting plate of the present invention;

fig. 3 is a front view of the movable plate of the present invention;

fig. 4 is a top view of the movable plate of the present invention;

FIG. 5 is a schematic view of the structure of the position-limiting device of the present invention;

fig. 6 is a schematic view of a second spring according to the present invention;

fig. 7 is an enlarged view of the area a of the present invention.

In the figure: 1. a hardness meter; 2. a pushing device; 21. mounting a plate; 22. a slide plate; 23. a screw rod; 24. a threaded hole; 211. mounting grooves; 3. a clamping and fixing device; 31. a movable plate; 32. a clamp; 321. a card slot; 322. a platen structure; 3221. a first mounting hole; 3222. a second mounting hole; 3223. a movable shaft; 3224. a limiting ring; 3225. a first spring; 3226. briquetting; 4. a limiting device; 41. a limiting hole; 42. a limiting rod; 43. a mounting ring; 44. a second spring; 45. a third mounting hole; 46. and a fourth mounting hole.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1-7, the present invention provides a hardness testing apparatus for plastic products, which includes a hardness tester 1, a pushing device 2 and a clamping and fixing device 3; clamping fixing device 3 includes fly leaf 31 and anchor clamps 32, anchor clamps 32 are used for the fixed plastics spline of clamping, and a plurality ofly set gradually from the front to the back anchor clamps 32 set up the up end of fly leaf 31, thrust unit 2 sets up the up end of sclerometer 1 workstation, thrust unit 2 is used for promoting fly leaf 31 back-and-forth movement.

Please refer to fig. 2 and 3, the mounting plate 21 is provided, the mounting groove 211 is formed on the upper end surface of the mounting plate 21, the sliding plate 22 slidably connected to the mounting groove 211 is arranged on the lower end surface of the movable plate 31, the screw rod 23 is rotatably mounted in the mounting groove 211 through the ear seat, the movable plate 31 is provided with the threaded hole 24 in threaded connection with the screw rod 23, so that the movable plate 31 can be driven to move back and forth by rotating the screw rod 23.

Please refer to fig. 3, 4 and 7, the clamp 32 includes a clamping groove 321 and a pressing plate structure 322, and the plastic splines installed in the clamping groove 321 can be pressed or loosened by the up-and-down elastic extension of the pressing plate structure 322; furthermore, by arranging the pressing plate structure 322 to include the first mounting hole 3221, the second mounting hole 3222, the movable shaft 3223, the limiting ring 3224, the first spring 3225 and the pressing block 3226, the pressing block 3226 can be pulled upwards to drive the movable shaft 3223 to move upwards, the movable shaft 3223 can move upwards to drive the limiting ring 3224 to move upwards, so that the first spring 3225 is compressed, after the plastic spline is mounted, the pressing block 3226 is loosened, the first spring 3225 resets, the limiting ring 3224 is pushed to move downwards, the movable shaft 3223 is driven to move downwards, the movable shaft 3223 moves downwards to drive the pressing block 3226 to move downwards, and the pressing block 3226 moves downwards to press the plastic spline.

Please refer to fig. 3, 5, and 6 again, by providing the limiting device 4, the movable plate 31 can be locked when the locking slot 321 on the movable plate 31 moves to a position right below the pressing pin of the hardness tester 1; by arranging the limiting hole 41, the limiting rod 42, the mounting ring 43, the second spring 44, the third mounting hole 45 and the fourth mounting hole 46, the mounting ring 43 can be provided with upward thrust through the second spring 44 mounted in the fourth mounting hole 46, and when the limiting hole 41 corresponds to the limiting rod 42 up and down, the mounting ring 43 and the limiting rod 42 are pushed to move upwards, so that the upper end of the limiting rod 42 is inserted into the limiting hole 41, and the movable plate 31 is relatively fixed; the cross-section of the end of the limiting hole 41, into which the limiting rod 42 extends, is semicircular, so that when the movable plate 31 needs to be moved, the limiting rod 42 is pushed to move downwards by the guidance of the spherical surface, and the fixed state of the movable plate 31 is released.

The specific operation of the first embodiment is as follows:

installing the plastic sample strips, rotating the pressing block 3226 to enable the pressing block 3226 to be vertically staggered with the clamping groove 321, then placing the plastic sample strips into the clamping groove 321, pulling the pressing block 3226 upwards, then rotating the pressing block 3226 to enable the pressing block 3226 to be located above the plastic sample strips, loosening the pressing block 3226, resetting the first spring 3225 to drive the pressing block 3226 to move downwards, and accordingly compressing the plastic sample strips, and installing and fixing the plurality of plastic sample strips in the mode;

it should be noted that a rubber pad is arranged on the side of the pressing block 3226 in contact with the plastic sample strip to prevent the plastic sample strip from being damaged by pressure;

during testing, a handle on one side of the screw rod 23 is rotated, because the screw rod 23 is in threaded connection with the threaded hole 24, the left side and the right side of the sliding plate 22 are clamped by the mounting groove 211, so that the movable plate 31 can be pushed to move back and forth, when the clamping groove 321 moves to be right below a pressing pin of the sclerometer 1, the limiting rod 42 in the mounting groove 211 just vertically corresponds to the corresponding limiting hole 41 below the movable plate 31, the second spring 44 restores to deform to push the mounting ring 43 to move upwards, so that the limiting rod 42 is pushed to be inserted into the limiting hole 41, the movable plate 31 is relatively fixed, after the testing is completed, the handle of the screw rod 23 is continuously rotated, at the moment, the upper end of the limiting rod 42 is subjected to force along the front-back direction, and part of acting force can be decomposed into pushing force for pushing the limiting rod 42 to move downwards through the decomposition of a spherical surface, the limiting rod 42 is driven to move downwards until the limiting rod 42 is separated from the limiting hole 41, and the testing of each plastic sample strip is completed according to the manner;

it should be noted that, the durometer 1 of the present invention is a shore durometer 1; the cross-sections of the slide plate 22 and the mounting groove 211 may be any shape capable of restricting the slide plate 22 from rotating to the left and right, such as a dovetail shape or a rectangular shape.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a hardness check out test set of plastic products which characterized in that: comprises a hardness meter (1), a pushing device (2) and a clamping and fixing device (3);

clamping fixing device (3) include fly leaf (31) and anchor clamps (32), anchor clamps (32) are used for the fixed plastics spline of clamping, and a plurality of from the front to back set gradually anchor clamps (32) set up the up end of fly leaf (31), thrust unit (2) set up the up end of sclerometer (1) workstation, thrust unit (2) are used for promoting fly leaf (31) back-and-forth movement.

2. The apparatus for detecting hardness of plastic products according to claim 1, wherein: thrust unit (2) are including fixed setting up mounting panel (21) of sclerometer (1) workstation up end, mounting groove (211) have been seted up to the up end of mounting panel (21), the lower terminal surface of fly leaf (31) be equipped with mounting groove (211) sliding connection's slide (22), install lead screw (23) through the ear seat rotation in mounting groove (211), fly leaf (31) be equipped with lead screw (23) threaded connection's screw hole (24).

3. The apparatus for detecting hardness of plastic article according to claim 2, wherein: anchor clamps (32) are including draw-in groove (321) and clamp plate structure (322), draw-in groove (321) set up and correspond about between clamp plate structure (322), the upper end of draw-in groove (321) stretches out the up end of fly leaf (31), clamp plate structure (322) compress tightly or loosen the plastics spline through elasticity is flexible from top to bottom.

4. The apparatus for detecting hardness of plastic article according to claim 3, wherein: the pressing plate structure (322) includes a first mounting hole (3221), a second mounting hole (3222), a movable shaft (3223), a limiting ring (3224), a first spring (3225) and a pressing block (3226), the first mounting hole (3221) is disposed on an upper end surface of the movable plate (31), the second mounting hole (3222) is disposed in the movable plate (31), the first mounting hole (3221) is communicated with the second mounting hole (3222), the movable shaft (3223) is slidably connected with the first mounting hole (3221), the limiting ring (3224) is disposed at one end of the movable shaft (3223) extending into the second mounting hole (3222), the pressing block (3226) is disposed at one end of the movable shaft (3223) extending out of the upper end surface of the first mounting hole (3221), the first spring (3225) is disposed on an outer wall of the movable shaft (3223), and upper and lower ends of the first spring (3225) are respectively abutted against the second mounting hole (3222) and the limiting ring (3224).

5. The apparatus for detecting hardness of plastic article according to claim 4, wherein: also comprises a limiting device (4).

6. The apparatus for detecting hardness of plastic products according to claim 5, wherein: stop device (4) include spacing hole (41), gag lever post (42), collar (43), second spring (44), third mounting hole (45) and fourth mounting hole (46), set gradually from the front to the back terminal surface under fly leaf (31) spacing hole (41) with draw-in groove (321) corresponds from top to bottom, upper and lower intercommunication third mounting hole (45) with fourth mounting hole (46) set up the bottom surface of mounting groove (211), stretch out the upper end of third mounting hole (45) the bottom surface of mounting groove (211), gag lever post (42) with third mounting hole (45) sliding connection, collar (43) set up gag lever post (42) stretches into one end in fourth mounting hole (46), the upper and lower both ends of second spring (44) respectively with collar (43) with fourth mounting hole (46) butt, gag lever post (41) with gag lever post (42) stretches into the one end of gag lever post (41) is semi-circular cross-section.