CN212421418U

CN212421418U - Polyurethane polishing leather cutting machine

Info

Publication number: CN212421418U
Application number: CN202021109384.8U
Authority: CN
Inventors: 寇珑璠; 寇世尧
Original assignee: Zhengzhou Longda Abrasives Co ltd
Current assignee: Zhengzhou Longda Abrasives Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-01-29
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to a polishing skin cutting equipment technical field, specifically speaking relates to a polyurethane polishing skin cutting machine, including polishing skin cutting bed, seted up on the top surface center of polishing skin cutting bed and cut the cut groove, cutting mechanism sets up in the mount that cuts cut groove both ends including the symmetry, and the horizontally fixed roof is installed at the top of two mounts, and the lifter plate is installed to the below of fixed roof. The utility model discloses in go up and down through lift cylinder control lifter plate for lifter plate bottom cutting knife cuts the polyurethane polishing skin of laying on polishing skin cutting bed, and the cutting is efficient, and the incision is level and smooth, through the first guide bar that sets up in cutting knife both sides, and around establishing reset spring on first guide bar circumference outer wall, at the in-process that the lifter plate descends, fix polyurethane polishing skin through the fixed preforming of first guide bar bottom earlier, the lifter plate continues to descend, cut polyurethane polishing skin again, the cutting effect is good.

Description

Polyurethane polishing leather cutting machine

Technical Field

The utility model relates to the technical field of mechanical equipment, specifically a polyurethane polishing skin cutting machine.

Background

The polishing skin is also called as polishing pad, polishing cloth, polishing sheet, and important auxiliary material for determining surface quality in chemical mechanical polishing. Polishing pads with and without abrasives can be classified according to whether abrasives are contained; according to different materials, the polishing pad can be divided into a polyurethane polishing pad, a non-woven fabric polishing pad and a composite polishing pad; the surface structure can be roughly classified into a planar type, a mesh type, and a spiral type. When the polyurethane polishing leather is used, the polyurethane polishing leather needs to be cut into a required size, most of the existing polyurethane polishing leather is cut manually, the cutting speed is low, the cutting position is uneven, and the quality and the attractiveness of the polyurethane polishing leather are affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polyurethane polishing skin cutting machine to it cuts through the manual work now most of polyurethane polishing skins to propose in solving above-mentioned background art, and cutting speed is slow, and the unevenness of cutting department influences the quality of polyurethane polishing skin and the problem of aesthetic property.

In order to achieve the above object, the utility model provides a following technical scheme:

a polyurethane polishing leather cutting machine comprises a polishing leather cutting table and a cutting mechanism arranged on the polishing leather cutting table, wherein a cutting groove is formed in the center of the top surface of the polishing leather cutting table, the cutting mechanism comprises fixing frames symmetrically arranged at two ends of the cutting groove, horizontal fixing top plates are arranged at the tops of the two fixing frames, a lifting plate is arranged below the fixing top plates, a lifting cylinder is arranged at the center of the top of the fixing top plates, a piston rod of the lifting cylinder penetrates through the fixing top plates and is connected with the center of the top surfaces of the lifting plates, a cutting knife is arranged at the bottom of the lifting plates, a plurality of first guide rods are symmetrically arranged on two sides of the cutting knife, a fixing pressing sheet is connected to the bottoms of the first guide rods, the tops of the first guide rods penetrate through the lifting plates and extend to the tops of the lifting plates, and first limiting caps are coaxially arranged at the top ends of the, and a return spring is wound on the circumferential outer wall of the first guide rod between the lifting plate and the fixed pressing sheet.

Preferably, the two ends of the top of the lifting plate are symmetrically provided with second guide rods, and the fixed top plate is provided with through holes which correspond to the guide rods in position and are matched with the guide rods in size.

Preferably, the bottom of the second guide rod is connected with the top of the lifting plate, one end part, far away from the lifting plate, of the second guide rod penetrates through the through hole in the fixed top plate and extends to the top of the fixed top plate, and a second limiting cap is mounted at the top of the second guide rod.

Preferably, the length of the second guide bar is greater than the length of the first guide bar.

Preferably, the cutting groove and the cutting knife are the same in size and correspond in position.

Preferably, the lengths of the fixed pressing sheet, the cutting knife and the cutting groove are the same.

Preferably, the bottom surface of the fixed pressing sheet is made of hard rubber.

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

1. through the lift cylinder control lifter plate lift in this polyurethane polishing skin cutting machine for lifter plate bottom cutting knife cuts the polyurethane polishing skin of laying on polishing skin cutting bed, and it is efficient to cut, and the incision is level and smooth, through the first guide bar that sets up in cutting knife both sides, and around establishing reset spring on first guide bar circumference outer wall, at the in-process that the lifter plate descends, fix polyurethane polishing skin through the fixed preforming of first guide bar bottom earlier, the lifter plate continues to descend, cut polyurethane polishing skin again, the cutting effect is good.

2. The second guide rod that passes through in this polyurethane polishing skin cutting machine can improve the stability that the lifter plate goes up and down, and the spacing cap of second that sets up in the one end of second guide rod simultaneously can restrict the lift height of lifter plate.

Drawings

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

FIG. 2 is a schematic structural diagram of the cutting mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the cutting knife of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the cutting knife of the present invention.

The definitions of the various reference numbers in the figures are:

1. polishing leather cutting table; 11. cutting the groove;

2. a fixed mount; 21. fixing a top plate; 22. a lifting cylinder; 23. a second guide bar; 24. a second limit cap; 25. a lifting plate; 26. a first guide bar; 27. a return spring; 28. a first limit cap; 29. a cutting knife; 210. and fixing the pressing sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

A polyurethane polishing leather cutting machine is disclosed, as shown in figures 1-4, comprising a polishing leather cutting table 1 and a cutting mechanism arranged on the polishing leather cutting table 1, wherein a cutting groove 11 is arranged on the center of the top surface of the polishing leather cutting table 1, the cutting mechanism comprises fixing frames 2 symmetrically arranged at two ends of the cutting groove 11, horizontal fixing top plates 21 are arranged at the tops of the two fixing frames 2, a lifting plate 25 is arranged below the fixing top plate 21, a lifting cylinder 22 is arranged at the center of the top of the fixing top plate 21, a piston rod of the lifting cylinder 22 penetrates through the fixing top plate 21 and is connected with the center of the top surface of the lifting plate 25, a cutting knife 29 is arranged at the bottom of the lifting plate 25, a plurality of first guide rods 26 are symmetrically arranged at two sides of the cutting knife 29, the bottom of the first guide rods 26 is connected with a fixing pressing sheet 210, the top of the first guide rods 26 penetrates through the lifting, and the top end of the first guide rod 26 is coaxially provided with a first limit cap 28, and a return spring 27 is wound on the circumferential outer wall of the first guide rod 26 between the lifting plate 25 and the fixed pressing sheet 210.

Further, the two ends of the top of the lifting plate 25 are symmetrically provided with second guide rods 23, and the fixed top plate 21 is provided with through holes corresponding to the guide rods 23 in position and matched in size. The bottom of second guide bar 23 is connected with the top of lifter plate 25, a tip that lifter plate 25 was kept away from to second guide bar 23 passes the through-hole on the fixed roof 21 and extends to the top of fixed roof 21, and the spacing cap 24 of second is installed at the top of second guide bar 23, the length of second guide bar 23 is greater than the length of first guide bar 26, the stability that lifter plate 25 goes up and down can be improved through the second guide bar 23 that sets up, the spacing cap 24 of second that sets up in the one end of second guide bar 23 simultaneously, can restrict the lift height of lifter plate 25.

Specifically, the cutting groove 11 and the cutting knife 29 have the same size and the corresponding positions, and the fixed pressing piece 210, the cutting knife 29 and the cutting groove 11 have the same length.

In addition, the bottom surface of the fixing pressing sheet 210 is made of hard rubber material, so that the fixing pressing sheet 210 and the polyurethane polishing skin are prevented from slipping.

The utility model discloses a go up and down through lift cylinder 22 control lifter plate 25 in the polyurethane polishing skin cutting machine for lifter plate 25 bottom cutting knife 29 cuts the polyurethane polishing skin of laying on polishing skin cutting bed 1, and it is efficient to cut, and the incision is level and smooth, through the first guide bar 26 that sets up in cutting knife 29 both sides, and around establishing reset spring 27 on the 26 circumference outer walls of first guide bar, at the in-process that lifter plate 25 descends, fix polyurethane polishing skin through the fixed preforming 210 of first guide bar 26 bottom earlier, lifter plate 25 continues to descend, cut polyurethane polishing skin again, and the cutting effect is good.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A polyurethane polishing skin cutting machine which is characterized in that: the polishing leather cutting machine comprises a polishing leather cutting table (1) and a cutting mechanism arranged on the polishing leather cutting table (1), wherein a cutting groove (11) is formed in the center of the top surface of the polishing leather cutting table (1), the cutting mechanism comprises fixing frames (2) symmetrically arranged at two ends of the cutting groove (11), a horizontal fixing top plate (21) is arranged at the tops of the two fixing frames (2), a lifting plate (25) is arranged below the fixing top plate (21), a lifting cylinder (22) is arranged at the center of the top of the fixing top plate (21), a piston rod of the lifting cylinder (22) penetrates through the fixing top plate (21) and is connected with the center of the top surface of the lifting plate (25), a cutting knife (29) is arranged at the bottom of the lifting plate (25), a plurality of first guide rods (26) are symmetrically arranged at two sides of the cutting knife (29), and a fixing pressing piece (210) is connected to the bottom of the first, the top of the first guide rod (26) penetrates through the lifting plate (25) and extends to the top of the lifting plate (25), a first limiting cap (28) is coaxially installed at the top end of the first guide rod (26), and a return spring (27) is wound on the outer wall of the circumference of the first guide rod (26) between the lifting plate (25) and the fixed pressing plate (210).

2. The polyurethane buffing skin cutter according to claim 1, wherein: second guide rods (23) are symmetrically arranged at two ends of the top of the lifting plate (25), and through holes which correspond to the second guide rods (23) in position and are matched in size are formed in the fixed top plate (21).

3. The polyurethane buffing skin cutter according to claim 2, wherein: the bottom of second guide bar (23) is connected with the top of lifter plate (25), one tip that lifter plate (25) was kept away from in second guide bar (23) passes through the through-hole on fixed roof (21) and extend to the top of fixed roof (21), and spacing cap (24) of second is installed at the top of second guide bar (23).

4. The polyurethane buffing skin cutter according to claim 3, wherein: the length of the second guide bar (23) is greater than the length of the first guide bar (26).

5. The polyurethane buffing skin cutter according to claim 1, wherein: the cutting groove (11) and the cutting knife (29) have the same size and correspond to each other in position.

6. The polyurethane buffing skin cutter according to claim 1, wherein: the lengths of the fixed pressing sheet (210), the cutting knife (29) and the cutting groove (11) are the same.

7. The polyurethane buffing skin cutter according to claim 1, wherein: the bottom surface of the fixed pressing sheet (210) is made of hard rubber.