CN213352646U - Cutting device for sheet material - Google Patents

Abstract

The utility model discloses a cutting device of sheet material draws together supporting seat and the cutting knife of setting on the supporting seat, both sides all are through link fixedly connected with parallel plate around the supporting seat top, the top fixedly connected with telescopic link of parallel plate, parallel plate and fixedly connected with mounting panel are run through to the bottom of telescopic link push rod, the utility model relates to a braided bag processing technology field. This cutting device of slice material, it installs the parallel plate to set up the link on the supporting seat, utilize locating plate and clamp plate to keep apart the cutting knife, cushion through first spring, when making the cutting knife descend under the effect of telescopic link, the clamp plate earlier with the flat filament contact, later mounting panel extrusion first spring, make the clamp plate can be tightly pressed in the flat filament both sides, then the cutting knife carries out cutting operation again, automatic when realizing the cutting compresses tightly, effectively prevent the condition that the displacement appears in the flat filament, and then guaranteed the quality of cutting.

Description

Cutting device for sheet material

Technical Field

The utility model relates to a braided bag processing technology field specifically is a cutting device of sheet material.

Background

The woven bag is also called snake skin bag, is a kind of plastic, and is used for packaging, the raw material of the woven bag is various chemical plastic raw materials such as polyethylene, polypropylene and the like, the woven bag has wide application range, is mainly used for packaging and packing various articles, and has wide application in industry.

The woven bag is woven for the flat silk that obtains through the wire drawing technology and is made, and flat filamentous plastics are the slice, accomplishes the back at the wire drawing process, deposits with the mode of winding the lapping usually, and such setting needs to cut it when carrying out the woven bag processing, and conventional cutting mode is exactly directly utilizing cutting tool to cut, and cutting plane unevenness appears easily in such cutting mode, leads to the condition of flat silk inclined movement even, influences subsequent processing, consequently needs to improve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a sheet material's cutting device has solved conventional cutting mode and has appeared the cutting plane unevenness easily, leads to the condition of flat filament inclined movement even, influences the problem of follow-up processing.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a cutting device for sheet materials comprises a supporting seat and cutting knives arranged on the supporting seat, wherein the front side and the rear side of the top of the supporting seat are fixedly connected with parallel plates through connecting frames, the top of each parallel plate is fixedly connected with a telescopic rod, the bottom end of a push rod of the telescopic rod penetrates through the parallel plates and is fixedly connected with a mounting plate, sliding rods penetrate through the periphery of the top of the mounting plate, four positioning plates are fixedly connected with the top ends of the sliding rods, the inner surfaces of the positioning plates are in sliding connection with the outer surfaces of the push rods of the telescopic rods, pressing plates are fixedly connected with the bottom ends of the sliding rods, first springs are sleeved on the outer surfaces of the sliding rods and between the mounting plates and the pressing plates, mounting frames are fixedly connected with the bottom of the mounting plates, the inner surfaces of the mounting frames and the outer surfaces of, the top of locating plate just is located the equal fixedly connected with locating lever in both sides around the telescopic link, and the top of locating lever runs through the parallel plate and extends to the top of parallel plate.

Preferably, the left side and the right side of the supporting seat are both rotatably connected with a guide roller through a connecting plate.

Preferably, the outer surface of the sliding rod is sleeved with a second spring between the mounting plate and the positioning plate, and the elastic force of the second spring is smaller than that of the first spring.

Preferably, the top of slide bar surface is seted up threadedly, and the surface threaded connection of slide bar has the limiting plate, the locating plate is run through and is fixed through the nut in the top of slide bar.

Preferably, the link includes four bracing pieces and two fixed plates, two bracing piece fixed mounting is in the front side at supporting seat top, two in addition bracing piece fixed mounting is in the rear side at supporting seat top, and passes through fixed plate fixed connection between two bracing pieces with one side.

Preferably, the front side and the rear side of the parallel plate are fixedly connected with the opposite sides of the two fixing plates through bolts, and the two support rods on the same side are respectively arranged on the left side and the right side of the mounting plate.

Advantageous effects

The utility model provides a cutting device of sheet material. Compared with the prior art, the method has the following beneficial effects:

(1) this cutting device of slice material, install the parallel plate through setting up the link on the supporting seat, utilize locating plate and clamp plate to keep apart the cutting knife, cushion through first spring, when making the cutting knife descend under the effect of telescopic link, the clamp plate earlier with the flat filament contact, later mounting panel extrusion first spring, make the clamp plate can be tightly pressed in the flat filament both sides, then the cutting knife carries out the cutting operation again, automatic when realizing the cutting compresses tightly, effectively prevent that the flat filament condition of displacement from appearing, and then guaranteed the quality of cutting.

(2) This cutting device of sheet material through the setting of second spring, can be when the telescopic link retracts, exerts the reaction force to the top of mounting panel, when avoiding the mounting panel striking locating plate, can reduce the pulling force that first spring need bear because of the action of gravity, guarantees the life of first spring to guarantee the long-time stable work of device.

Drawings

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

FIG. 2 is a side view of the knot-cutting knife, the expansion link and the pressing plate structure of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a supporting seat; 2. a cutting knife; 3. a connecting frame; 4. parallel plates; 5. a telescopic rod; 6. mounting a plate; 7. a slide bar; 8. positioning a plate; 9. pressing a plate; 10. a first spring; 11. a mounting frame; 12. cutting the groove; 13. positioning a rod; 14. a guide roller; 15. a second spring; 16. a limiting plate; 17. a support bar; 18. and (7) fixing the plate.

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, the present invention provides a technical solution: a cutting device for sheet materials comprises a supporting seat 1 and a cutting knife 2 arranged on the supporting seat 1, wherein the front side and the rear side of the top of the supporting seat 1 are fixedly connected with parallel plates 4 through connecting frames 3, the top of each parallel plate 4 is fixedly connected with a telescopic rod 5, the bottom end of a push rod of the telescopic rod 5 penetrates through the parallel plates 4 and is fixedly connected with a mounting plate 6, sliding rods 7 penetrate through the periphery of the top of the mounting plate 6, the top ends of the four sliding rods 7 are fixedly connected with a positioning plate 8, the inner surface of the positioning plate 8 is slidably connected with the outer surface of the push rod of the telescopic rod 5, the bottom ends of the four sliding rods 7 are fixedly connected with a pressing plate 9, a first spring 10 is sleeved on the outer surface of each sliding rod 7 and positioned between the mounting plate 6 and the pressing plate 9, the bottom, and the surface of clamp plate 9 set up the cutting groove 12 with cutting knife 2 looks adaptation, the top of locating plate 8 just is located the equal fixedly connected with locating lever 13 in both sides around telescopic link 5, and the top of locating lever 13 runs through parallel plate 4 and extends to the top of parallel plate 4, install parallel plate 4 through set up link 3 on supporting seat 1, utilize locating plate 8 and clamp plate 9 to keep apart cutting knife 2, cushion through first spring 10, when making cutting knife 2 descend under the effect of telescopic link 5, clamp plate 9 earlier with the flat filament contact, later mounting panel 6 extrudes first spring 10, make the pressure that clamp plate 9 can be tight in the flat filament both sides, then cutting knife 2 carries out cutting operation again, automatic when realizing the cutting compresses tightly, effectively prevent the condition that the displacement appears in the flat filament, and then guaranteed the quality of cutting.

Furthermore, the left side and the right side of the supporting seat 1 are rotatably connected with a guide roller 14 through a connecting plate, and the highest horizontal plane of the guide roller 14 and the highest horizontal plane of the supporting seat 1 are on the same plane.

Further, the surface of slide bar 7 just is located and is equipped with second spring 15 between mounting panel 6 and the locating plate 8, and the elasticity of second spring 15 is less than first spring 10's elasticity, second spring 15 is compression spring, when cutting knife 2 is out of work, tension has, can apply an ascending power to locating plate 8, and second spring 15 and first spring 10 are industrial grade spring, there is fine antifatigue ability, can stretch repeatedly and use for a long time, and can change after long-term the use.

Further, the top of the outer surface of the sliding rod 7 is provided with threads, the outer surface of the sliding rod 7 is connected with the limiting plate 16 in a threaded mode, the top end of the sliding rod 7 penetrates through the positioning plate 8 and is fixed through the nut, the nut and the limiting plate 16 are used for fixing the positioning plate 8, the device is more convenient to disassemble, and convenience is brought to maintenance personnel for replacing the spring.

Further, the link 3 includes four bracing pieces 17 and two fixed plates 18, two bracing pieces 17 fixed mounting are in the front side at 1 top of supporting seat, two bracing pieces 17 fixed mounting are in the rear side at 1 top of supporting seat in addition, and pass through fixed plate 18 fixed connection between two bracing pieces 17 with one side, pass through bolt fixed connection between both sides and two fixed plate 18 relative one sides around parallel plate 4, two bracing pieces 17 with one side set up respectively in the left and right sides of mounting panel 6, bracing piece 17 sets up in mounting panel 6 both sides, it provides convenience to carry out the change of cutting knife 2 for the staff.

And those not described in detail in this specification are well within the skill of those in the art.

During the use, insert cutting knife 2 in mounting bracket 11 from between two bracing pieces 17, then use the bolt to fix, later introduce the ribbon-like filament on supporting seat 1 through connecing leading running roller 14, when needing to cut, control telescopic link 5 extension, make mounting panel 6 lapse, and then make locating plate 8 lapse at the spacing of locating lever 13, make clamp plate 9 and ribbon-like filament contact, later mounting panel 6 continues lapse, extrude first spring 10 and make the tight pressure of clamp plate 9 on the ribbon-like filament surface, cutting knife 2 cuts the ribbon-like filament of cutting groove 12 inside, after the cutting is accomplished, telescopic link 5 contracts, accomplish cutting work promptly.

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.

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 (6)

1. The utility model provides a sheet material's cutting device, includes supporting seat (1) and cutting knife (2) of setting on supporting seat (1), its characterized in that: the front side and the rear side of the top of the supporting seat (1) are fixedly connected with parallel plates (4) through connecting frames (3), the top of each parallel plate (4) is fixedly connected with a telescopic rod (5), the bottom end of a push rod of each telescopic rod (5) penetrates through the corresponding parallel plate (4) and is fixedly connected with a mounting plate (6), sliding rods (7) penetrate through the periphery of the top of the mounting plate (6), the four sliding rods (7) are fixedly connected with positioning plates (8) at the top ends, the inner surfaces of the positioning plates (8) are slidably connected with the outer surfaces of the push rods of the telescopic rods (5), pressing plates (9) are fixedly connected with the bottom ends of the four sliding rods (7), first springs (10) are sleeved on the outer surfaces of the sliding rods (7) and positioned between the mounting plates (6) and the pressing plates (9), and mounting frames (, the cutting device is characterized in that the inner surface of the mounting rack (11) is fixedly connected with the outer surface of the cutting knife (2) through bolts, the surface of the pressing plate (9) is provided with cutting grooves (12) matched with the cutting knife (2), the top of the positioning plate (8) is positioned on the front side and the rear side of the telescopic rod (5), the positioning rods (13) are fixedly connected to the two sides, and the top ends of the positioning rods (13) penetrate through the parallel plates (4) and extend to the tops of the parallel plates (4).

2. The apparatus for cutting a sheet material as claimed in claim 1, wherein: the left side and the right side of the supporting seat (1) are respectively connected with a guide roller (14) through a connecting plate in a rotating way.

3. The apparatus for cutting a sheet material as claimed in claim 1, wherein: the outer surface of the sliding rod (7) is sleeved with a second spring (15) between the mounting plate (6) and the positioning plate (8), and the elastic force of the second spring (15) is smaller than that of the first spring (10).

4. The apparatus for cutting a sheet material as claimed in claim 1, wherein: the top of slide bar (7) surface is seted up threadedly, and the surface threaded connection of slide bar (7) has limiting plate (16), locating plate (8) are run through and are fixed through the nut in the top of slide bar (7).

5. The apparatus for cutting a sheet material as claimed in claim 1, wherein: the connecting frame (3) comprises four supporting rods (17) and two fixing plates (18), two supporting rods (17) are fixedly arranged on the front side of the top of the supporting seat (1), the other two supporting rods (17) are fixedly arranged on the rear side of the top of the supporting seat (1), and the two supporting rods (17) on the same side are fixedly connected through the fixing plates (18).

6. The apparatus for cutting a sheet material as claimed in claim 5, wherein: the front side and the rear side of the parallel plate (4) are fixedly connected with one side opposite to the two fixing plates (18) through bolts, and the two support rods (17) on the same side are respectively arranged on the left side and the right side of the mounting plate (6).

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