CN105618833A - Metal cutting mechanism - Google Patents
Metal cutting mechanism Download PDFInfo
- Publication number
- CN105618833A CN105618833A CN201610134860.3A CN201610134860A CN105618833A CN 105618833 A CN105618833 A CN 105618833A CN 201610134860 A CN201610134860 A CN 201610134860A CN 105618833 A CN105618833 A CN 105618833A
- Authority
- CN
- China
- Prior art keywords
- feed rolls
- cutting
- conveying axis
- metal
- cutting mechanism
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
- B23D19/04—Shearing machines or shearing devices cutting by rotary discs having rotary shearing discs arranged in co-operating pairs
- B23D19/06—Shearing machines or shearing devices cutting by rotary discs having rotary shearing discs arranged in co-operating pairs with several spaced pairs of shearing discs working simultaneously, e.g. for trimming or making strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
Abstract
The invention discloses a metal cutting mechanism. The metal cutting mechanism is used for cutting a metal plate into metal strips and comprises a power device, a cutting device and a rack. The cutting device comprises an upper conveying shaft and a lower conveying shaft which are parallelly erected on the rack up and down. The lower conveying shaft is connected to the power device. The upper conveying shaft is provided with at least one upper feed roller. Lower feed rollers are arranged in the positions, corresponding to the upper feed rollers, of the lower conveying shaft. A least one end of any upper feed roller is fixedly provided with a cutting blade. Cutting blades are arranged at the ends, as same as the upper feed rollers, of the lower feed rollers below the upper feed rollers provided with the cutting blades. The metal plate is cut through each set of up-down corresponding cutting blades. According to the metal cutting mechanism, at least one metal strip is formed through each time of cutting, and the width of the formed metal strips is equal to the interval between every two adjacent cutting blades, so that the size accuracy of the metal strips formed through cutting is improved. In addition, remaining materials formed through cutting can be used through repeated cutting, so that the material utilization rate is increased, and the production cost is reduced.
Description
Technical field
The present invention relates to metal cutting correlative technology field, particularly relate to a kind of metal cutting mechanism.
Background technology
At machine industry, if needing cutting to form the metal strip of fixed measure, being mostly first on metal sheet to be cut, to carry out sizing calibration, then adopting flame, plasma or other cutting modes to cut. Adopt above-mentioned cutting mode to exist local heating is excessive and the phenomenons such as the scarce material caused, many materials, and be there is bigger impact by sizing calibration in the size of the metal strip that cutting is formed, and operator is depended in the accuracy of sizing calibration, easily cause the waste of resource and the increase of production cost.
Summary of the invention
It is an object of the invention to provide a kind of metal cutting mechanism, to improve the tolerance range of the size of the metal strip that cutting is formed, it is to increase material use efficiency, save production cost.
For reaching this object, the present invention by the following technical solutions:
A kind of metal cutting mechanism, for metal sheet is cut into metal strip, comprises power set, the cutting unit driven by power set and the frame supporting cutting unit; Described cutting unit comprises upper conveying axis and the lower conveying axis that upper and lower parallel shelf is located in frame, described lower conveying axis is connected to power set, described upper conveying axis is provided with at least one feed rolls, and on described lower conveying axis, the position corresponding with upper feed rolls is provided with lower feed rolls; At least one end of arbitrary upper feed rolls is installed with all cutting blades, and the same one end being provided with the lower feed rolls below the described upper feed rolls of cutting blade is provided with cutting blade, by often group corresponding up and down cutting blade cutting metal plate.
Further, described upper feed rolls and lower feed rolls are at least provided with two respectively, go up the upper conveying axis between feed rollss and the lower conveying axis between adjacent two lower feed rollss is all arranged with antislip ring for adjacent two, and the left and right both ends of the surface of described antislip ring compress on the end face of lower feed rolls or the upper feed rolls being that it is adjacent.
Further, also comprise elastic stretching device, described elastic stretching device comprises the adjusting bolt being positioned at two ends, frame left and right and can moving up and down relative to frame, is sheathed on two ends, conveying axis left and right and is positioned at the bearing of frame and the spring between adjusting bolt and bearing.
Further, the frame directly over described upper conveying axis two ends has threaded hole, described adjusting bolt one end screws in threaded hole and is connected to spring, and the other end of spring presses on the outside surface of bearing.
Further, also comprising detection roll-setting gear, described detection roll-setting gear comprises the rang sensor being located on conveying axis, is connected to the controller of rang sensor, and it being connected to straight line motor and the switching push button of controller, described straight line motor drives upper conveying axis to move up and down along frame.
Further, described power set comprises motor, is connected to the motion-work wheel of motor output shaft, is connected to the follow-up pulley of motion-work wheel by belt, and described follow-up pulley is connected to one end of lower conveying axis.
Further, described motor is connected by shaft coupling with motion-work wheel.
Further, described cutting blade is circular shear blade.
Further, the external diameter of described cutting blade is greater than the external diameter of feed rolls, and the external diameter of described upper feed rolls equals the external diameter of lower feed rolls.
Further, described antislip ring be made up of non-metallic material and 1/2nd of described antislip ring external diameter be greater than with the thickness sum of metal sheet upper feed rolls external diameter 1/2nd.
The useful effect of the present invention: drive metal sheet to be cut to move by the rotation of lower feed rolls, and drive upper feed rolls to rotate by the frictional force between metal sheet and upper feed rolls, in the rotation process of upper feed rolls and lower feed rolls, cutting blade also constantly rotates and is cut by metal sheet in the process rotated, cutting at least forms a metal strip every time, and the width of the metal strip formed is the spacing between adjacent two cutting blades, improve the accuracy of the size of the metal strip that cutting is formed, and the surplus material that cutting is formed can be repeated cutting use, improve material use efficiency, reduce production cost.
Upper conveying axis between feed rolls and sheathed antislip ring on the lower conveying axis between adjacent two lower feed rollss on adjacent two, and the left and right both ends of the surface of antislip ring compress on the end face of lower feed rolls or the upper feed rolls being that it is adjacent; By antislip ring, upper feed rolls and lower feed rolls are carried out further location, prevent metal sheet sideslip in operation process, make the size of the metal strip that cutting formed more even; The thickness sum of 1/2nd of antislip ring external diameter and metal sheet is greater than 1/2nd of the external diameter of feed rolls; Cutting process can prevent from cutting the metal strip card formed by antislip ring enter in the groove directly blocking on adjacent two and being formed between feed rolls, make metal strip can not continue to follow the rotation of lower feed rolls and move, cause lower conveying axis 21 to dally.
Accompanying drawing explanation
Fig. 1 is the structural representation of metal cutting mechanism described in the embodiment of the present invention 1;
Fig. 2 to Fig. 8 is the number of upper feed rolls and the cutting number of blade and location map;
Fig. 9 is the part sectioned view of Fig. 1;
Figure 10 is the schematic diagram detecting roll-setting gear described in the embodiment of the present invention 2.
In figure:
1, power set; 11, motor; 12, motion-work wheel; 13, belt; 14, follow-up pulley; 15, shaft coupling; 2, cutting unit; 21, lower conveying axis; 211, lower feed rolls; 22, upper conveying axis; 221, upper feed rolls; 23, blade is cut; 3, frame; 31, threaded hole; 4, antislip ring; 5, elastic stretching device; 51, adjusting bolt; 52, spring; 6, roll-setting gear is detected; 61, rang sensor; 62, controller; 63, straight line motor; 64, switching push button; 7, metal sheet.
Embodiment
Below in conjunction with accompanying drawing and the technical scheme of the present invention is described further by embodiment.
It should be understood that in description of the invention, it will be appreciated that, belong to " on ", D score, "left", "right", the orientation of the instruction such as " just going up " or position are closed is based on orientation shown in the drawings or position relation, it is only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
Embodiment 1
As shown in Figure 1, a kind of metal cutting mechanism is present embodiments provided, for metal sheet 7 being cut at least one metal strip of specified width, which width. This metal cutting structure comprises power set 1, the cutting unit 2 driven by power set 1 and the frame 3 supporting cutting unit 2.
Wherein, described cutting unit 2 comprises upper conveying axis 22 and the lower conveying axis 21 that upper and lower parallel shelf is located in frame 3, described lower conveying axis 21 is connected to power set 1, described upper conveying axis 22 is provided with at least one feed rolls 221, and on described lower conveying axis 21, the position corresponding with upper feed rolls 221 is provided with lower feed rolls 211; At least one end of arbitrary upper feed rolls 221 is installed with all cutting blades 23, and the same one end being provided with the lower feed rolls 211 below the described upper feed rolls 221 of cutting blade 23 is provided with cutting blade 23, by often group corresponding up and down cutting blade 23 cutting metal plate 7. Blade 23 is cut for circular shear blade described in the present embodiment, the external diameter of described cutting blade 23 is greater than the external diameter of feed rolls 221, and the external diameter of described upper feed rolls 221 equals the external diameter of lower feed rolls 211, it is convenient to cut blade 23 and in the rotation process of upper conveying axis 22 and lower conveying axis 21, metal sheet 7 is cut.
Upper conveying axis 22 described in the present embodiment is wherein at least provided with a upper feed rolls 221, then corresponding on each lower conveying axis 21 immediately below feed rolls 221 be provided with a lower feed rolls 211. When upper feed rolls 221 be provided with one and on this feed rolls 221 only one end is installed with all cutting blades 23 time, need to ensure to cut blade 23 to arbitrary distance at metal sheet about 7 two ends to be cut is actual required cut the width obtaining metal strip. As shown in Figure 2, when upper feed rolls 221 is provided with one, it is preferable that this on the both ends, left and right of feed rolls 221 be respectively installed with a cutting blade 23; On corresponding lower conveying axis 21, the position corresponding with upper feed rolls 221 is provided with lower feed rolls 211, and the two ends, left and right of this lower feed rolls 211 are respectively installed with a cutting blade 23. The width now cutting the metal strip of formation equals when a width for upper feed rolls 221 (thickness of cutting blade 23 less, can ignore).
When upper conveying axis 22 is provided with feed rolls 221 on two, that cuts blade 23 is provided with following several situation, as shown in Figures 3 to 5, cutting blade 23 is provided with two, cutting blade 23 can be fixedly arranged on the two ends, left and right of a upper feed rolls 221, the either end of each feed rolls 221 can also admittedly establish a cutting blade 23, spacing between two cutting blades 23 is different, the width of the metal strip that cutting is formed is different, and when being provided with two cutting blades 23, can only once cut and can only form a metal strip; The surplus material that cutting is formed through again cutting formation metal strip, can save raw material. As shown in Figure 7 and Figure 8, when cutting blade 23 is provided with three, the two ends, left and right of a upper feed rolls 221 are each wherein establishes a cutting blade 23 admittedly, on another, one end of feed rolls 221 establishes a cutting blade admittedly, now through side, cutting can form two metal strips, improve cutting efficiency, reduce and repeat cutting number of times. As shown in Figure 8, when cutting blade 23 is provided with four, on each, the two ends, left and right of feed rolls 221 are respectively provided with a cutting blade 23, and now cutting can form three metal strips successively, and further improves cutting efficiency. The number of the lower feed rolls 211 on lower conveying axis 21 and the cutting blade 23 on lower feed rolls 211 and the distribution of position are identical with number and the position distribution of upper feed rolls 221 and the cutting blade 23 on it, no longer go to live in the household of one's in-laws on getting married at this and chat.
In the present embodiment, described upper feed rolls 221 and the cutting number of blade 23 and position distribution can be established according to actual demand, the number of described upper feed rolls 221 can also select three, four even more, no longer superfluous chat at this.
Metal sheet 7 to be cut is placed between lower feed rolls 211 and upper feed rolls 221, lower conveying axis 21 is driven to rotate by power set 1, and then drive the cutting blade 23 on lower feed rolls 211 and lower conveying axis 21 to rotate, drive metal sheet 7 is moved by lower feed rolls 211, upper feeding rod 221 relies on the frictional force between metal sheet 7 to rotate, the process that lower feed rolls 211 and upper feeding rod 221 rotate is cut blade 23 constantly cutting metal plate 7, it is divided into metal strip, the width of the metal strip wherein formed equal on lower feed rolls 211 adjacent two cutting blades 23 between distance.
In the present embodiment, described power set 1 comprises motor 11, is connected to the motion-work wheel 12 of motor 11 output shaft, is connected to the follow-up pulley 14 of motion-work wheel 12 by belt 13, and described follow-up pulley 14 is connected to one end of lower conveying axis 21; Described motor 11 is connected by shaft coupling 15 with motion-work wheel 12. Motor 11 rotary driving wheel 12 rotates, and motion-work wheel 12 drives follow-up pulley 14 to rotate by belt 13, and lower for drive conveying axis 21 is rotated by follow-up pulley 14. Described in the present embodiment, V-shape belt selected by belt 13.
As optimal technical scheme, when described upper feed rolls 221 and lower feed rolls 211 are at least provided with two respectively, go up the upper conveying axis 22 between feed rollss 221 and the lower conveying axis 22 between adjacent two lower feed rollss 211 is all arranged with antislip ring 4 for adjacent two, and the left and right both ends of the surface of described antislip ring 4 compress on the end face of lower the feed rolls 211 or upper feed rolls 221 being that it is adjacent; By antislip ring 4, upper feed rolls 221 and lower feed rolls 211 are carried out further location, prevent metal sheet 7 sideslip in operation process, make the size of the metal strip that cutting formed more even. Antislip ring 4 described in the present embodiment is similar to a sleeve, be made up of non-metallic material and 1/2nd of described antislip ring 4 external diameter with the thickness sum of metal sheet 7 be greater than upper feed rolls 221 external diameter 1/2nd; Cutting process can prevent from cutting the metal strip card formed by antislip ring 4 enter in the groove directly blocking on adjacent two and being formed between feed rolls 221, make metal strip can not continue to follow the rotation of lower feed rolls 211 and move, cause lower conveying axis 21 to dally.
As optimal technical scheme, as shown in Figure 9, described metal cutting mechanism also comprises elastic stretching device 5, described elastic stretching device 5 comprises the adjusting bolt 51 being positioned at frame about 3 two ends and can moving up and down relative to frame 3, it is sheathed on conveying axis about 22 two ends and it is positioned at the bearing 53 of frame 3, and the spring 52 between adjusting bolt 51 and bearing 53. Concrete, frame 3 directly over described upper conveying axis 22 two ends has threaded hole 31, described adjusting bolt 51 one end screws in threaded hole 31 and is connected to spring 52, upper conveying axis 22 is arranged with bearing 53 outside stretching into the two ends, left and right in frame 3, and the other end of spring 52 presses on the outside surface of bearing 53. The distance between feed rolls 221 and lower feed rolls 211 in the adjustment of the thickness according to metal sheet 7 to be cut is needed, so that making metal sheet 7 to be cut can be admitted between feed rolls 221 and lower feed rolls 211 before cutting starts. Unclamping adjusting bolt 51 makes the two ends of conveying axis 22 can move up and down along frame 3, metal sheet 7 to be cut is being put into after between feed rolls 221 and lower feed rolls 211, tightening adjusting bolt 51 makes the lower end of spring 52 be pressed on the outside surface of bearing 53, and then it is upper between feed rolls 221 and lower feed rolls 211 that metal sheet 7 to be cut is compressed, and upper conveying axis 22 can around the center axial rotation of bearing 53.
Embodiment 2
The present embodiment is from the different of embodiment 1, adopts the elastic stretching device 5 that detection roll-setting gear 6 alternative embodiment a kind adopts, and is realized the automatic adjustment of upper spacing between feed rolls 221 and lower feed rolls 211 by detection roll-setting gear 6.
As shown in Figure 10, described detection roll-setting gear 6 comprises the rang sensor 61 being located on conveying axis 22, it is connected to the controller 62 of rang sensor 61, and it being connected to straight line motor 63 and the switching push button 64 of controller 62, described straight line motor 63 drives upper conveying axis 22 to move up and down along frame 3. Wherein the basic functional principle of rang sensor 61 is launched light pulse short especially and measures this light pulse from being transmitted into the time being reflected by the object, and calculates the distance between object by surveying the timed interval.
Pressing switching push button 64, control straight line motor 63 is moved up along frame 3 and makes the spacing between upper feed rolls 221 and lower feed rolls 211 be adjusted to maximum by controller 62; Metal sheet 7 to be cut is placed between upper feed rolls 221 and lower feed rolls 211, rang sensor 61 measures starting and measurement signal feeds back to controller 62, the measurement distance value drawn and preset value are compared by controller 62, if measuring distance value to be greater than preset value, upper feed rolls 221 metal sheet 7 that also malcompression is to be cut is then described, until measuring distance value to equal preset value, namely going up feed rolls 221 and compressing metal sheet 7 to be cut, now straight line motor 63 will stop work.
Obviously, the above embodiment of the present invention is only used to clearly demonstrate example of the present invention, and is not the restriction to embodiments of the present invention. For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description. Here without the need to also cannot all enforcement modes be given exhaustive. All any amendment, equivalent replacement and improvement etc. done within the spirit and principles in the present invention, all should be included within the protection domain of the claims in the present invention.
Claims (10)
1. a metal cutting mechanism, for metal sheet (7) is cut into metal strip, comprise power set (1), the cutting unit (2) driven by power set (1) and the frame (3) supporting cutting unit (2); It is characterized in that, described cutting unit (2) comprises upper conveying axis (22) and the lower conveying axis (21) that upper and lower parallel shelf is located in frame (3), described lower conveying axis (21) is connected to power set (1), described upper conveying axis (22) is provided with at least one feed rolls (221), and the upper position corresponding with upper feed rolls (221) of described lower conveying axis (21) is provided with lower feed rolls (211); At least one end of arbitrary upper feed rolls (221) is installed with all cutting blades (23), the same one end of the lower feed rolls (211) being provided with described upper feed rolls (221) lower section of cutting blade (23) is provided with cutting blade (23), by often group corresponding up and down cutting blade (23) cutting metal plate (7).
2. metal cutting mechanism according to claim 1, it is characterized in that, described upper feed rolls (221) and lower feed rolls (211) are at least provided with two respectively, go up the upper conveying axis (22) between feed rollss (221) and between adjacent two lower feed rollss (211), lower conveying axis (21) is all arranged with antislip ring (4) for adjacent two, and the left and right both ends of the surface of described antislip ring (4) compress on the end face of lower feed rolls (211) or the upper feed rolls (221) being that it is adjacent.
3. metal cutting mechanism according to claim 1 and 2, it is characterized in that, also comprise elastic stretching device (5), described elastic stretching device (5) comprises the adjusting bolt (51) being positioned at frame (3) two ends, left and right and can moving up and down relative to frame (3), it is sheathed on conveying axis (22) two ends, left and right and it is positioned at the bearing (53) of frame (3), and the spring (52) being positioned between adjusting bolt (51) and bearing (53).
4. metal cutting mechanism according to claim 3, it is characterized in that, frame (3) directly over described upper conveying axis (22) two ends has threaded hole (31), described adjusting bolt (51) one end screws in threaded hole (31) and is connected to spring (52), and the other end of spring (52) presses on the outside surface of bearing (53).
5. metal cutting mechanism according to claim 1 and 2, it is characterized in that, also comprise detection roll-setting gear (6), described detection roll-setting gear (6) comprises the rang sensor (61) being located on conveying axis (22), it is connected to the controller (62) of rang sensor (61), and it being connected to straight line motor (63) and the switching push button (64) of controller (62), in the driving of described straight line motor (63), conveying axis (22) moves up and down along frame (3).
6. metal cutting mechanism according to claim 1, it is characterized in that, described power set (1) comprises motor (11), it is connected to the motion-work wheel (12) of motor (11) output shaft, the follow-up pulley (14) being connected to motion-work wheel (12) by belt (13), described follow-up pulley (14) is connected to one end of lower conveying axis (21).
7. metal cutting mechanism according to claim 6, it is characterised in that, described motor (11) is connected by shaft coupling (15) with motion-work wheel (12).
8. metal cutting mechanism according to claim 2, it is characterised in that, described cutting blade (23) is circular shear blade.
9. metal cutting mechanism according to claim 8, it is characterized in that, the external diameter of described cutting blade (23) is greater than the external diameter of feed rolls (221), and the external diameter of described upper feed rolls (221) equals the external diameter of lower feed rolls (211).
10. metal cutting mechanism according to claim 8, it is characterized in that, described antislip ring (4) be made up of non-metallic material and 1/2nd of described antislip ring (4) external diameter with the thickness sum of metal sheet (7) be greater than upper feed rolls (221) external diameter 1/2nd.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134860.3A CN105618833B (en) | 2016-03-10 | 2016-03-10 | A kind of Metal Cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610134860.3A CN105618833B (en) | 2016-03-10 | 2016-03-10 | A kind of Metal Cutting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN105618833A true CN105618833A (en) | 2016-06-01 |
| CN105618833B CN105618833B (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610134860.3A Active CN105618833B (en) | 2016-03-10 | 2016-03-10 | A kind of Metal Cutting mechanism |
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| Country | Link |
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| CN (1) | CN105618833B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159976A (en) * | 2017-07-11 | 2017-09-15 | 马鞍山市山峰金属材料有限公司 | A kind of aluminum strip rapid cutting device |
| CN108158285A (en) * | 2017-12-19 | 2018-06-15 | 宁波市宸琰电器有限公司 | A kind of anti-baby bitten has a rest device |
| CN112692351A (en) * | 2020-12-10 | 2021-04-23 | 欧阳效喜 | Filter screen punching machine |
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| CN204308280U (en) * | 2014-12-22 | 2015-05-06 | 安庆市悦发管业有限公司 | Band steel cutting means |
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| CN86108457A (en) * | 1985-12-11 | 1987-07-01 | 工商金融公司 | The band roller shear is become the machine of band, and it has variable-sized shearing drum |
| EP0516642B1 (en) * | 1990-02-20 | 1994-04-27 | Reinhardt Maschinenbau GmbH | Rotary shears |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159976A (en) * | 2017-07-11 | 2017-09-15 | 马鞍山市山峰金属材料有限公司 | A kind of aluminum strip rapid cutting device |
| CN108158285A (en) * | 2017-12-19 | 2018-06-15 | 宁波市宸琰电器有限公司 | A kind of anti-baby bitten has a rest device |
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| CN112692351A (en) * | 2020-12-10 | 2021-04-23 | 欧阳效喜 | Filter screen punching machine |
| CN112692351B (en) * | 2020-12-10 | 2023-10-20 | 浙江尼蓬管业有限公司 | Filter screen punching machine |
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|---|---|
| CN105618833B (en) | 2018-07-20 |
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