CN210071454U - Rubber and plastic sample strip sampling machine - Google Patents

Rubber and plastic sample strip sampling machine Download PDF

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Publication number
CN210071454U
CN210071454U CN201920857703.4U CN201920857703U CN210071454U CN 210071454 U CN210071454 U CN 210071454U CN 201920857703 U CN201920857703 U CN 201920857703U CN 210071454 U CN210071454 U CN 210071454U
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CN
China
Prior art keywords
rubber
knife
sampling machine
cut
plastic strip
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Active
Application number
CN201920857703.4U
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Chinese (zh)
Inventor
姜涛
梁厚德
李良军
邓玉峰
黄彦
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SICHUAN DUOLIAN INDUSTRY Ltd Co
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SICHUAN DUOLIAN INDUSTRY Ltd Co
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Priority to CN201920857703.4U priority Critical patent/CN210071454U/en
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Abstract

The utility model relates to the technical field of rubber and plastic product production equipment, in particular to a rubber and plastic sample strip sampling machine; the technical scheme is as follows: the utility model provides a rubber and plastic spline sampling machine, includes base, a plurality of guide arms, jack, push pedal and guide arm sliding connection, the push pedal is slided along the guide arm direction of height by the jack drive, the fixed cutter mounting panel in guide arm upper end, the cutter mounting panel just is equipped with the cut-off knife to the push pedal, the cut-off knife middle part has the die cavity that link up, the die cavity cross-section is the same with the spline cross-section that cuts, the gliding roof of guide arm direction of height can be followed to the fit in the die cavity, be provided with reset spring between roof and the cutter mounting panel, reset spring is used for driving the roof and. The utility model discloses simple structure can release the spline automatically, ensures that the spline is intact.

Description

Rubber and plastic sample strip sampling machine
Technical Field
The utility model relates to a rubber and plastic goods production facility technical field, concretely relates to rubber and plastic spline proof press.
Background
In the production process of the rubber and plastic product, sample strips need to be prepared for performance test experiments, for example, tensile test is carried out to test the tensile strength of the rubber and plastic material. The sample preparation process of a common rubber-plastic sample preparation machine comprises the following steps: placing the rubber-plastic material on a push plate, driving the push plate to move towards a cutter through a jack, and cutting the rubber-plastic sample strip with the required shape by using the cutter; and then taking out the rubber-plastic sample strip from the inner cavity of the cutter to finish the preparation. The rubber-plastic sample strip is the same as the inner cavity of the cut-off knife in shape and is tightly attached to the side wall of the inner cavity of the cut-off knife, so that the rubber-plastic sample strip is difficult to take out, and the sample strip is easy to damage during taking out, so that the experimental result is influenced.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned current rubber and plastic spline proof press spline is difficult to take out, the utility model provides a rubber and plastic spline proof press, this mechanism simple structure can automatic release spline, ensures that the spline is intact.
The utility model discloses a following technical scheme realizes:
the utility model provides a rubber and plastic spline sampling machine, includes base, a plurality of guide arms, jack, push pedal and guide arm sliding connection, the push pedal is slided along the guide arm direction of height by the jack drive, the fixed cutter mounting panel in guide arm upper end, the cutter mounting panel just is equipped with the cut-off knife to the push pedal, the cut-off knife middle part has the die cavity that link up, the die cavity cross-section is the same with the spline cross-section that cuts, the gliding roof of guide arm direction of height can be followed to the fit in the die cavity, be provided with reset spring between roof and the cutter mounting panel, reset spring is used for driving the roof and. The utility model pushes the push plate by the jack, so that the rubber-plastic sample plate is cut into sample strips with required shapes under the action of the cut-off knife; and in the cutting process, the rubber-plastic sample strip extrudes the top plate to compress the return spring, so that the sample strip is automatically pushed out under the action of the return force of the return spring after the cutting is finished.
Preferably, the tool further comprises a sliding screw, the sliding screw sequentially comprises a screw head, a cylindrical section and a threaded section from bottom to bottom, the cylindrical section can slide in the tool mounting plate, and the threaded section is connected with the top plate. The roof is conveniently changed in order to realize the connection dismantled of roof.
Preferably, the return spring is a cylindrical spring and is sleeved outside the cylindrical section, so that the return spring is prevented from generating radial displacement and losing efficacy when compressed.
Preferably, the cutter mounting plate vertically runs through and is provided with big-end-up's step hole, the step hole is used for installing the sliding screw, step hole major diameter section external diameter is greater than the screw head circumscribed circle diameter, step hole minor diameter section external diameter is greater than cylinder section external diameter and is less than the screw head circumscribed circle diameter. To facilitate the installation of the sliding screw.
Preferably, the cut-off knife and the cutter mounting plate can be detachably connected, so that the cut-off knives of different shapes can be conveniently replaced.
Preferably, the cutter is connected with the cutter mounting plate through a fastening screw.
Preferably, the cut-off knife is provided with a positioning pin hole, the cutter mounting plate is provided with a positioning pin right facing the positioning pin hole, and the positioning pin is inserted in the positioning pin hole, so that the cut-off knife can be rapidly mounted and replaced conveniently.
Preferably, the lower end of the positioning pin is conical, so that the installation efficiency of the cutter is further improved.
Preferably, the locating pin hole and the fastening screw are both one and are respectively arranged at two ends of the cut-off knife, so that the structure is simplified, and the installation and replacement efficiency of the cut-off knife is further improved.
Preferably, the jack is a hydraulic jack and has the characteristics of simple structure, convenient adjustment of output force and simple and convenient operation.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses on current rubber and plastic spline proof machine basis, run through the cut-off knife setting with the inside die cavity of cut-off knife to set up the roof at the inside die cavity of cut-off knife, set up reset spring between roof and the cutter mounting panel. Consequently the utility model discloses after cutting the spline and accomplishing, under the effect of reset spring restoring force, release the spline automatically. The structure is simple, and the prepared sample strip can be ensured to be intact.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments 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 principles of the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic bottom view of the cutting knife;
fig. 4 is a schematic view of the plane a-a of fig. 3.
Reference numbers and corresponding part names in the drawings:
1-base, 2-guide rod, 3-jack, 4-push plate, 5-cutter mounting plate, 51-step hole, 52-positioning pin, 6-cut-off knife, 61-positioning pin hole, 62-threaded hole, 7-cavity, 8-top plate, 9-reset spring, 10-sliding screw, 11-screw head, 12-cylindrical section, 13-threaded section and 15-fastening screw.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
With reference to fig. 1-4, a rubber-plastic sample making machine comprises a base 1, a plurality of guide rods 2, a jack 3 and a push plate 4, wherein the base 1 is used for installing the sample making machine, and the guide rods 2 and the jack 3 are vertically fixed at the upper end of the base 1. The number of the guide rods 2 is usually two, and the guide rods are respectively arranged on two sides of the jack 3, and can be one or more, so long as the guide function can be realized on the push plate 4. The push plate 4 is connected with the guide rod 2 in a sliding manner, usually, a through hole for the guide rod 2 to pass through is formed in the push plate 4, and the guide rod 2 is arranged in the through hole in a penetrating manner, so that the push plate 4 is connected with the guide rod 2 in a sliding manner; the guide rod 2 can be provided with a sliding groove, and the side wall of the push plate 4 is provided with a bulge matched with the sliding groove. The push plate 4 is driven by the jack 3 to slide along the height direction of the guide rod 2, namely the push plate 4 is fixedly connected with the sliding end of the jack 3. The jack 3 can be a screw jack, an electric jack and a hydraulic jack, and the hydraulic jack has simple structure, convenient operation and convenient pressure adjustment; the present embodiment is therefore preferably a hydraulic jack.
The upper end of the guide rod 2 is fixed with a cutter mounting plate 5, the cutter mounting plate 5 is provided with a cut-off knife 6 over the push plate 4, and the cut-off knife 6 is detachably connected with the cutter mounting plate 5. It can be understood that the cutting knife 6 can be connected with the cutter mounting plate 5 by key joint, pin joint, screw joint and the like, and the cutting knife 6 with different shapes can be conveniently replaced. The present embodiment preferably employs a screw-on manner, i.e., the cutter 6 is connected to the cutter mounting plate 5 by a fastening screw 15. For the quick installation, the change of making things convenient for cut-off knife 6, cut-off knife 6 is provided with locating pin hole 61, cutter mounting panel 5 is just being equipped with locating pin 52 to locating pin hole 61, locating pin 52 inserts and establishes in locating pin hole 61. Therefore, the cutter 6 is quickly mounted and positioned by the positioning pin 61 and the fastening screw 15. The lower end of the positioning pin 52 is conical, so that the positioning pin 52 can be conveniently inserted into the positioning small hole 61. Preferably, the positioning pin hole 61 and the fastening screw 15 are both provided at two ends of the cutting knife 6. It can be understood that the cutter 6 can be positioned by the positioning pin 52 and the fastening screw 61, and the cutter 6 can be fastened by tightening the cutter 6 by the fastening screw 15. Therefore, when the cutter 6 is detached, only one fastening screw 15 needs to be loosened.
In addition, the middle part of the cutting knife 6 is provided with a through cavity 7, and the section of the cavity 7 is the same as that of the cut spline. A top plate 8 capable of sliding along the height direction of the guide rod 2 is fitted in the cavity 7, a return spring 9 is arranged between the top plate 8 and the cutter mounting plate 5, and the return spring 9 is used for driving the top plate 8 to return. Specifically, in the cutting process, the rubber-plastic sample strip extrudes the top plate 8 under the lifting action of the push plate 4 so as to compress the return spring 9; therefore, after cutting, under the action of the restoring force of the return spring 9, the top plate 8 is reset so as to automatically push the sample strip out of the cavity 7, and the sample strip is ensured to be intact so as to ensure the correct judgment of the performance of the rubber and plastic material.
It should be noted that the return spring 9 may be a tower spring, a torsion spring, a cylindrical spring, an arc spring, or the like, and preferably, a cylindrical spring is adopted, so that the occupied space is small, and the return is reliable. The top plate 8 can be directly connected with the cutter mounting plate 5 through a return spring 9, and can also be connected with the cutter mounting plate 5 through a slide block. The tool mounting plate further comprises a sliding screw 10, wherein the sliding screw 10 sequentially comprises a screw head 11, a cylindrical section 12 and a threaded section 13 from bottom to bottom, the cylindrical section 12 can slide in the tool mounting plate 5, and the threaded section 13 is connected with the top plate 8. So as to ensure that the top plate 8 does not deflect during the moving process, and prevent the top plate 8 from being blocked in the cavity 7.
The sliding screw 10 can be realized by providing a through hole on the tool mounting plate 5 and then inserting the cylindrical section 12 into the through hole, or by providing a slide block capable of sliding up and down in the tool mounting plate 5 and fixing the screw head 11 of the sliding screw 12 on the slide block. The present embodiment adopts a scheme that a stepped hole 51 with a large top and a small bottom is vertically arranged in the cutter mounting plate 5 in a penetrating manner, and the stepped hole 51 is used for mounting the sliding screw 10. Specifically, the outer diameter of the large-diameter section of the stepped hole 51 is larger than the diameter of the circumscribed circle of the screw head 11, and the outer diameter of the small-diameter section of the stepped hole 51 is larger than the outer diameter of the cylindrical section 12 and smaller than the diameter of the circumscribed circle of the screw head 11. The top plate 8 is pushed by the return spring 9 so that the lower end face of the screw head 11 abuts against the step of the step hole 51 in a state to be cut, and the top plate 8 is prevented from protruding out of the cut 6 to affect the cutting. And the radial deflection failure of the return spring 9 in the compression process is prevented, and the cylindrical return spring 9 is sleeved outside the cylindrical section 12.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a rubber and plastic spline sampling machine, includes base (1), a plurality of guide arm (2), jack (3), push pedal (4) and guide arm (2) sliding connection, push pedal (4) are driven by jack (3) and are slided along guide arm (2) direction of height, its characterized in that: guide arm (2) upper end fixed cutter mounting panel (5), cutter mounting panel (5) just are being equipped with cut-off knife (6) to push pedal (4), cut-off knife (6) middle part has die cavity (7) that link up, die cavity (7) cross-section is the same with the spline cross-section that cuts, die cavity (7) interior adaptation has can follow guide arm (2) gliding roof (8) of direction of height, be provided with reset spring (9) between roof (8) and cutter mounting panel (5), reset spring (9) are used for driving roof (8) and reset.
2. The rubber-plastic strip sampling machine as claimed in claim 1, wherein: the tool mounting structure is characterized by further comprising a sliding screw (10), wherein the sliding screw (10) sequentially comprises a screw head (11), a cylindrical section (12) and a threaded section (13) from bottom to bottom, the cylindrical section (12) can slide in the tool mounting plate (5), and the threaded section (13) is connected with the top plate (8).
3. The rubber-plastic strip sampling machine as claimed in claim 1, wherein: the return spring (9) is a cylindrical spring and is sleeved outside the cylindrical section (12).
4. The rubber-plastic strip sampling machine as claimed in claim 2, wherein: cutter mounting panel (5) are vertical to be run through and are provided with big-end-up's step hole (51), step hole (51) are used for installing sliding screw (10), step hole (51) major diameter section external diameter is greater than screw head (11) circumscribed circle diameter, step hole (51) minor diameter section external diameter is greater than cylinder section (12) external diameter and is less than screw head (11) circumscribed circle diameter.
5. The rubber-plastic strip sampling machine as claimed in any one of claims 1 to 4, wherein: the cut-off knife (6) is detachably connected with the knife mounting plate (5).
6. The rubber-plastic strip sampling machine as claimed in claim 5, wherein: the cut-off knife (6) is connected with the knife mounting plate (5) through a fastening screw (15).
7. The rubber-plastic strip sampling machine as claimed in claim 6, wherein: the cut-off knife (6) is provided with locating pin hole (61), cutter mounting panel (5) just are equipped with locating pin (52) to locating pin hole (61), locating pin (52) are inserted and are established in locating pin hole (61).
8. The rubber-plastic strip sampling machine as claimed in claim 7, wherein: the lower end of the positioning pin (52) is conical.
9. The rubber-plastic strip sampling machine as claimed in claim 7, wherein: the positioning pin hole (61) and the fastening screw (15) are both one and are respectively arranged at two ends of the cut-off knife (6).
10. The rubber-plastic strip sampling machine as claimed in claim 1, wherein: the jack (3) is a hydraulic jack.
CN201920857703.4U 2019-06-06 2019-06-06 Rubber and plastic sample strip sampling machine Active CN210071454U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920857703.4U CN210071454U (en) 2019-06-06 2019-06-06 Rubber and plastic sample strip sampling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920857703.4U CN210071454U (en) 2019-06-06 2019-06-06 Rubber and plastic sample strip sampling machine

Publications (1)

Publication Number Publication Date
CN210071454U true CN210071454U (en) 2020-02-14

Family

ID=69456854

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920857703.4U Active CN210071454U (en) 2019-06-06 2019-06-06 Rubber and plastic sample strip sampling machine

Country Status (1)

Country Link
CN (1) CN210071454U (en)

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