CN210702795U - Fixed shear blade with multiple cutting edges - Google Patents
Fixed shear blade with multiple cutting edges Download PDFInfo
- Publication number
- CN210702795U CN210702795U CN201921693609.6U CN201921693609U CN210702795U CN 210702795 U CN210702795 U CN 210702795U CN 201921693609 U CN201921693609 U CN 201921693609U CN 210702795 U CN210702795 U CN 210702795U
- Authority
- CN
- China
- Prior art keywords
- cutting
- cutting die
- die
- blade
- semicircular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a fixed shear blade with many blades, including the lower groove cutting die of fixing on the mounting base and being located the last relief pressure cutting die of lower groove cutting die top, last relief pressure cutting die is connected with the drive of external hydraulic pressure mechanism and is used for the removal in upper and lower direction, wherein, lower groove cutting die includes the three lower semicircle blade that is parallel distribution and interconnect, last relief pressure cutting die include respectively with three lower semicircle blade one-to-one cooperation, simultaneously every upper semicircle blade reciprocates under the external hydraulic pressure mechanism drive effort selectively and is connected with the lower semicircle blade cooperation that corresponds rather than being used for forming three blades that are used for cutting pipe class steel or wire rod; the utility model discloses a carried out the institutional advancement design of multiple-edged orifice behind the atress analysis, cut under the prerequisite of the degree of consistency guaranteeing, realized higher cutting efficiency.
Description
Technical Field
The utility model belongs to the shear blade instrument, concretely relates to fixed shear blade with many blades.
Background
The fixed shear blade belongs to one type of a plurality of shear blade tools, and is mainly used for driving the shear blade to cut pipe steel or wire rods by adopting a hydraulic driving mechanism, so that the length of the pipe steel or wire rods is processed. The existing fixed shear blades are generally single shear blades, which is considered in terms of stress concentration, but obviously, the cutting efficiency cannot be effectively improved.
The applicant wishes to improve on the above state of the art.
Disclosure of Invention
In view of this, the utility model aims at providing a fixed scissors with many blades has carried out the institutional advancement design of many blades after through the atress analysis, under the prerequisite that the assurance cut the degree of consistency, has realized higher cutting efficiency.
The utility model adopts the technical scheme as follows:
the fixed shear blade with the multiple cutting edges comprises a lower groove cutting die fixed on a mounting base and an upper convex cutting die positioned above the lower groove cutting die, wherein the upper convex cutting die is in driving connection with an external hydraulic mechanism and is used for moving in the vertical direction, the lower groove cutting die comprises three lower semicircular cutting edges which are distributed in parallel and are connected with each other, the upper convex cutting die comprises three upper semicircular cutting edges which are respectively in one-to-one corresponding fit with the three lower semicircular cutting edges, and each upper semicircular cutting edge can move up and down under the driving action of the external hydraulic mechanism and is selectively connected with the corresponding lower semicircular cutting edge in a matched manner to form three cutting edges for cutting pipe steel or wire rods.
Preferably, each lower semicircular cutting edge and each upper semicircular cutting edge are provided with a conical step for improving the stress uniformity of each cutting edge.
Preferably, the lower groove cutting die bottom is fixedly mounted on the mounting base through a fastener.
Preferably, the upper convex pressure cutting die is respectively provided with three mounting holes, each mounting hole is correspondingly positioned above the upper semicircular cutting edge, and the mounting holes are respectively in driving connection with an external hydraulic mechanism and used for improving the stress uniformity of each cutting edge.
Preferably, the upper semicircular cutting edge moves downwards and is connected with the corresponding lower semicircular cutting edge in a matched mode to form a closed circle, and the closed circle is used for finishing the cutting action of the pipe steel or the wire rod.
The utility model discloses at first adopt and constitute the foundation structure of fixed cutting edge by lower recess cutting die and epirelief pressure cutting die, then be parallel distribution and interconnect's three lower semicircle blade through setting up on lower recess cutting die, then through set up on the epirelief pressure cutting die and correspond the three semicircle blade of going up of complex respectively with every semicircle blade down the utility model discloses during the in-service use, each semicircle blade directly is used for placing the pipe steel or the wire rod of treating cutting down, under outside hydraulic drive mechanism's the upper and lower drive, drives the semicircle blade and reciprocates, when downwards remove to rather than the lower semicircle blade cooperation that corresponds be connected, can form three blade that is used for cutting pipe steel or wire rod simultaneously, under the prerequisite that guarantees to cut the degree of consistency, realized higher cutting efficiency.
The utility model discloses still further preferred propose all be equipped with the taper step to every lower semicircle blade and every upper semicircle blade, the taper step can effectively avoid when cutting the action and lead to the blade to be cracked because the atress of blade is too concentrated, can improve the atress degree of consistency of every blade, ensure the life of blade; still further preferably provide and correspond respectively above every upper semicircle blade and set up the three installation drive point of being connected with the drive of outside hydraulic pressure mechanism, can guarantee finally that the atress homogeneity of every blade when cutting action goes on.
Drawings
Fig. 1 is a schematic structural view of a fixed shear blade with multiple cutting edges according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
fig. 3 is a cross-sectional view of fig. 1.
Detailed Description
The embodiment of the utility model discloses fixed shear blade with many blades, including fixing the lower groove cutting die on the mounting base and the last relief pressure cutting die that is located lower groove cutting die top, last relief pressure cutting die is connected with outside hydraulic pressure mechanism drive and is used for the ascending removal in upper and lower side, wherein, the lower groove cutting die is including the three lower semicircle blade that is parallel distribution and interconnect, last relief pressure cutting die includes respectively with three lower semicircle blade one-to-one complex three last semicircle blade, every goes up the semicircle blade simultaneously and reciprocates the lower semicircle blade cooperation that selectivity and its correspond under outside hydraulic pressure mechanism drive effort and is connected the three blade that is used for cutting pipe class steel or wire rod.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1,2 and 3, a fixed shear blade 1 with multiple cutting edges comprises a lower concave cutting die 10 fixed on a mounting base (not shown in the figures, which can directly adopt the prior art) through a fastener and an upper convex cutting die 20 positioned above the lower concave cutting die 10, wherein the upper convex cutting die 20 is in driving connection with an external hydraulic mechanism (not shown in the figures, which can directly adopt the prior art) for moving in the up-and-down direction;
in the present embodiment, the lower groove cutting die 10 includes three lower semicircular cutting edges 11, 12,13 which are distributed in parallel and connected to each other, and the upper pressing cutting die 20 includes three upper semicircular cutting edges 21,22,23 which are respectively matched with the three lower semicircular cutting edges 11, 12,13 in a one-to-one correspondence manner, and each upper semicircular cutting edge 21,22,23 moves up and down under the driving force of the external hydraulic mechanism and is selectively matched with the corresponding lower semicircular cutting edge 11, 12,13 to form three cutting edges for cutting the pipe-type steel or wire, preferably, in the present embodiment, the upper semicircular cutting edges 21,22,23 move down and are matched and connected with the corresponding lower semicircular cutting edges 11, 12,13 to form a closed circle, thereby completing the cutting action on the pipe-type steel or wire;
preferably, in the embodiment, each of the lower semicircular cutting edges 11, 12,13 and each of the upper semicircular cutting edges 21,22,23 are provided with a tapered step 30, and after experimental verification, it is found that the tapered steps 30 can effectively avoid the cutting edges from being cracked due to too concentrated stress of the cutting edges when the cutting action is performed, so that the stress uniformity of each cutting edge can be improved, and the service life of the cutting edges can be ensured; further preferably, in the present embodiment, the upper pressing blade die 20 is provided with three mounting holes 41,42,43, and each mounting hole 41,42,43 is located above the upper semicircular cutting edges 21,22,23, and is connected to the external hydraulic mechanism through the mounting holes 41,42,43, so as to realize distribution of three mounting driving points, and finally ensure uniformity of force applied to each cutting edge during the cutting operation.
In the present embodiment, a base structure for fixing the cutting edge 1 is first adopted, which is composed of a lower groove cutting edge die 10 and an upper convex cutting edge die 20, and then three lower semicircular cutting edges 11, 12,13 which are distributed in parallel and connected with each other are arranged on the lower groove cutting edge die 10, and then three upper semicircular cutting edges 21,22,23 which are respectively matched with each lower semicircular cutting edge 11, 12,13 are arranged on the upper convex cutting edge die 20, in the practical use of the present embodiment, each lower semicircular cutting edge 11, 12,13 is directly used for placing the pipe steel or wire to be cut, the upper semicircular cutting edges 21,22,23 are driven to move up and down by an external hydraulic driving mechanism, when the lower semicircular cutting edges 11, 12,13 which are moved down and matched with the corresponding lower semicircular cutting edges 11, 12,13, three cutting edges for cutting the pipe steel or wire can be formed at the same time, specifically, when the upper semicircular cutting edges 21,22, when the upper semicircular cutting edges 21,22 and 23 move upwards and are separated from the corresponding lower semicircular cutting edges 11, 12 and 13, the feeding of the pipe steel or the wire in the next period can be carried out, and the cutting operation in the next period can be carried out; therefore, the fixed shear blade 1 with multiple cutting edges provided by the embodiment realizes higher cutting efficiency on the premise of ensuring the cutting uniformity.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The fixed shear blade with the multiple cutting edges is characterized by comprising a lower groove cutting die fixed on a mounting base and an upper convex cutting die positioned above the lower groove cutting die, wherein the upper convex cutting die is in driving connection with an external hydraulic mechanism and is used for moving in the vertical direction, the lower groove cutting die comprises three lower semicircular cutting edges which are distributed in parallel and are connected with each other, the upper convex cutting die comprises three upper semicircular cutting edges which are respectively in one-to-one corresponding fit with the three lower semicircular cutting edges, and each upper semicircular cutting edge is simultaneously in up-and-down movement selectivity under the driving action force of the external hydraulic mechanism and is in matching connection with the corresponding lower semicircular cutting edge to form three cutting edges for cutting pipe steel or wire.
2. The stationary multi-edged shear of claim 1 wherein each of the lower and upper semicircular edges has a tapered step for increasing the uniformity of force applied to each edge.
3. The stationary multi-edged cutting blade of claim 1 wherein said lower fluted die base is fixedly attached to said mounting base by fasteners.
4. The fixed cutting edge with multiple cutting edges according to claim 1, wherein the upper convex pressing edge die is respectively provided with three mounting holes, each mounting hole is correspondingly positioned above the upper semicircular cutting edge, and the mounting holes are respectively in driving connection with an external hydraulic mechanism for improving the stress uniformity of each cutting edge.
5. The stationary multi-edged cutting blade of claim 1 wherein said upper semi-circular cutting edge is downwardly movable and cooperatively engageable with a corresponding lower semi-circular cutting edge to form a closed circle for cutting said tubular steel or wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693609.6U CN210702795U (en) | 2019-10-11 | 2019-10-11 | Fixed shear blade with multiple cutting edges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921693609.6U CN210702795U (en) | 2019-10-11 | 2019-10-11 | Fixed shear blade with multiple cutting edges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210702795U true CN210702795U (en) | 2020-06-09 |
Family
ID=70963396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921693609.6U Expired - Fee Related CN210702795U (en) | 2019-10-11 | 2019-10-11 | Fixed shear blade with multiple cutting edges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210702795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227272A (en) * | 2021-12-20 | 2022-03-25 | 盐城东海供水设备有限公司 | Plate multi-azimuth corner cutting machine for non-welding water tank |
-
2019
- 2019-10-11 CN CN201921693609.6U patent/CN210702795U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227272A (en) * | 2021-12-20 | 2022-03-25 | 盐城东海供水设备有限公司 | Plate multi-azimuth corner cutting machine for non-welding water tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205242153U (en) | Woollen blanket bead cutter with leftover bits collection device | |
| CN205463970U (en) | Automatic material device that draws in modulus of continuity mould | |
| CN2858088Y (en) | Extruder beat-remainder scissors device | |
| CN202199704U (en) | Steel rope cutting mould | |
| CN210702795U (en) | Fixed shear blade with multiple cutting edges | |
| CN108145786B (en) | Novel cutting die capable of automatically discharging waste | |
| CN206492821U (en) | A kind of automatic die cutting removes the device of waste material | |
| CN211135721U (en) | Device for making pipe shearing mouth smooth and not flat | |
| CN102489773B (en) | Grid shearing fixation device for lead-acid storage battery | |
| CN215545501U (en) | Cutting equipment is used in aluminum alloy ex-trusions production | |
| CN213227006U (en) | PCBA breaks board limit appurtenance off with fingers and thumb | |
| CN214769242U (en) | Plate shearing machine | |
| CN109396292B (en) | Hydraulic stay wire elbow tool | |
| CN203804011U (en) | Punching machine for cutting iron plate | |
| CN2458102Y (en) | Mould for making perforated steel tape with burrs in its two faces | |
| CN207637829U (en) | A kind of film strips separating mechanism and welding processing unit | |
| CN208410079U (en) | A kind of width-adjusting device of die cutting of adhesive tapes machine | |
| CN208466973U (en) | A kind of oblique impact hole punching die structure | |
| CN207941846U (en) | It is a kind of to rush side opening machine | |
| CN208005747U (en) | A kind of new-type semi-automatic sheet clipping machine | |
| CN207359680U (en) | A kind of automatic shearing foot is raised one's hat mechanism | |
| CN209452880U (en) | A kind of manual shear of clamp rail | |
| CN206445873U (en) | A kind of solar components piercing knife and its installs fixture | |
| CN204892817U (en) | Shearing head of ware is cut to full -automatic reinforcing bar | |
| CN205926983U (en) | Plate riveter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20211011 |