CN201023147Y - Plate shearing machine capable of automatically adjusting knife clearance - Google Patents
Plate shearing machine capable of automatically adjusting knife clearance Download PDFInfo
- Publication number
- CN201023147Y CN201023147Y CNU2006200992633U CN200620099263U CN201023147Y CN 201023147 Y CN201023147 Y CN 201023147Y CN U2006200992633 U CNU2006200992633 U CN U2006200992633U CN 200620099263 U CN200620099263 U CN 200620099263U CN 201023147 Y CN201023147 Y CN 201023147Y
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- China
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- eccentric swage
- lower slide
- shearing machine
- plate shearing
- tool post
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Abstract
The utility model provides a self-adjusting knife clearance clipper which comprises a left upright column, a right upright column, an upper knife carriage, a lower knife carriage, an upper blade, a lower blade, an eccentric swage, and a transmission system, wherein the upper knife carriage is connected with the transmission system, the eccentric swage is connected with the lower knife carriage via spring devices which are positioned on two ends of the eccentric swage, each of the spring devices comprises an eccentric swage flute, a screw rod which is fixed on the lower knife carriage and vertically passes through an axial center hole of the flute, a spring, a gland, and a screw nut, the upper knife carriage and the eccentric swage are associated via a movable fastening device which is arranged between the upper knife carriage and the eccentric swage, each of the left and right upright columns is provided with a corresponding inclined guide rail, the two ends of the eccentric swage are respectively assembled on the inclined guide rails of the left and right upright columns, another guide rail on which the upper knife carriage is assembled is positioned on the eccentric swage. Knife clearance, the proportion of which is in accordance with the gradients of inclined guide, is automatically formed according to the thickness of a workpiece through the relation that the upper knife carriage can move with the eccentric swage along the inclined guide rails, thereby the utility model is safe and reliable.
Description
Affiliated technical field
The utility model relates to a kind of plate shearing machine of automatic adjusting gap blade, is to adjust the plate shearing machine of gap blade to suitable value automatically according to thickness of workpiece when shearing work.
Background technology
Existing plate shearing machine is by formations such as left column, right column, upper tool post, cutter, lower slide (workbench), bottom knife, eccentric swage and transmission systems, upper and lower blade is separately fixed on the upper and lower knife rest, upper tool post is assemblied in the vertical guide rail groove of left column, right column and with transmission system and is connected, eccentric swage is assembled together with lower slide (workbench) by the vertically disposed spring assembly in two ends and is associated by the active card device with upper tool post, and upper tool post, eccentric swage all can only move both vertically with respect to lower slide (workbench).
Require the blade on the upper and lower knife rest gapped in the horizontal direction according to shearing, this gap is directly proportional with the thickness of being cut workpiece, its appropriate ratio is 1: 0.06～0.08, and promptly the suitable gap blade of every millimeter thickness of slab is in 0.06～0.08 millimeter scope.The upper tool post of existing plate shearing machine is owing to can only do moving both vertically up and down with respect to lower slide (workbench), therefore the horizontal clearance between upper tool post blade and lower slide (workbench) blade can not be adjusted to ideal value automatically because of the variation of thickness of workpiece, needs by the manual regulating device manual adjustments.Regulate gap blade and mainly contain dual mode: the one, drag lower slide (workbench) with adjusting screw(rod) and move horizontally the change gap blade; Thereby another kind is the adjustment cam rotation forces upper tool post to tilt to change gap blade.The former will unclamp a lot of securing members, with repeatedly verification of clearance gauge, just can obtain suitable gap, requires workman's skilled operation, and labour intensity is big, time-consuming.The latter also requires workman's skilled operation, can not maloperation, and also upper tool post remakes shearing motion after tilting, and blade abrasion is accelerated.If above-mentioned two kinds of method misoperations or forget to adjust and be easy to cause machinery or personnel's damage.
Summary of the invention
Regulate difficulty and potential safety hazard in order to overcome current plate shearing machine gap blade.The utility model provides a kind of plate shearing machine, carried out initial adjustment by the professional when dispatching from the factory after, directly put into plate during shear, it generates the gap blade that adapts automatically according to the thickness of workpiece, safety, reliable.
For solving the problems of the technologies described above, the plate shearing machine of automatic adjusting gap blade provided by the utility model comprises: left column, right column, upper tool post, lower slide (workbench), cutter, bottom knife, eccentric swage and transmission system, described upper tool post is connected with described transmission system, described eccentric swage links to each other with lower slide by the spring assembly at two ends, described spring assembly is by the eccentric swage groove, be fixed on vertical screw rod on the lower slide by the groove axle center hole, spring, gland, nut constitutes, there is the active card device that matches related between upper tool post and the eccentric swage, a described left side, right column is provided with a corresponding slant rail, and the eccentric swage two ends are assemblied in a left side respectively, on the slant rail of right column; Eccentric swage is provided with another guide rail, and upper tool post is assemblied on the described guide rail.
The formed inclined-plane of slant rail on the described left and right column is with respect to the horizontal plane fore-and-aft tilt of lower slide and workpiece, its gradient scope is 1: 0.06～0.08,, eccentric swage can move both vertically up and down and the front and back longitudinal horizontal movement simultaneously along the horizontal plane of slant rail with respect to lower slide and workpiece.
Guide rail on the described eccentric swage is vertical or in shearing claimed range a very low-angle inclination can be arranged with respect to the horizontal plane of lower slide and workpiece.
The screw rod of described spring assembly is perpendicular to the lower slide horizontal plane, between screw rod and groove axle center hole, the spring, all leaves the gap about 2mm between the horizontal direction of gland and groove inwall.
As improvement of the present utility model, above-mentioned spring assembly is obliquely installed, and the screw rod of spring assembly tilts with the horizontal plane of lower slide relatively and be parallel with the slant rail on the left and right column.
Adopt said structure, at first to carry out initial adjustment and fixing, just transfer to parallel with contact wire, the bottom knife outside of workpiece surface with the formed plane of the contact wire of workpiece lower surface the cutter outside with the formed inclined-plane of slant rail on the left and right column to lower slide.Before down cut, eccentric swage is being with upper tool post to move downward along slant rail together under the active force of spring, stop motion after eccentric swage is pushed down workpiece, and upper tool post drives blade again and makes shearing motion downwards along the guide rail on the eccentric swage under the traction of transmission system; Shear when workpiece and to finish when upwards resetting, under the promotion of transmission system, upper tool post moves upward along the guide rail on the eccentric swage, because the association of active card device, eccentric swage blocks upper tool post and forces upper tool post to move upward along the slant rail on the left and right column together.When thickness of workpiece changes, upper tool post with respect to the blade horizontal clearance of lower slide (workbench) because the oblique line translation relation also do corresponding the variation, but its ratio remains unchanged, the amount of taper of slant rail just, thus realize that the blade horizontal clearance regulates in proportion automatically.
The beneficial effects of the utility model are: make plate shearing machine when shearing the different-thickness workpiece, need not do special adjustment, regulate the shear-blade gap automatically, only realize that with the frame for movement mode manufacturing process is simple.Avoid simultaneously adjusting improper machinery or the personal damage of causing because of the gap.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the plate shearing machine front schematic view
Fig. 2 is the generalized section of first embodiment along the line of v-v shown in Fig. 1
Fig. 3 is the generalized section of second embodiment along the line of v-v shown in Fig. 1
The specific embodiment
The plate shearing machine of automatic adjusting gap blade shown in Figure 2 is by left column 1, right column 4, upper tool post 2, lower slide 5, cutter 7, bottom knife 8, eccentric swage 3 and transmission system 9 constitute, upper tool post 2 is connected with transmission system 9, eccentric swage 3 links to each other with lower slide 5 by the spring assembly 10 at two ends, spring assembly 10 is by eccentric swage groove 103, be fixed on vertical screw rod 101 on the lower slide 5 by groove 103 axle center holes, spring 102, gland 104, nut 105 constitutes, the screw rod 101 of spring assembly 10 is perpendicular to lower slide 5 horizontal planes, the axle center hole of screw rod 101 and groove 103, between the spring 102, all leave the gap about 2mm between the horizontal direction of gland 104 and groove 103 inwalls, can guarantee moving of the horizontal direction of eccentric swage 3 in the thickness range that plate shearing machine can be sheared like this, there is active card device 11 as shown in Figure 1 related between upper tool post 2 and the eccentric swage 3, eccentric swage 3 can block the power that upper tool post 2 acquisitions move upward, at left column 1, do slant rail 41 on the right column 4, gradient is 1: 0.06～0.08, slant rail 41 formed inclined-planes are with respect to the horizontal plane fore-and-aft tilt of lower slide 5 and workpiece 6, eccentric swage 3 two ends are contained on the slant rail 41, do vertical guide rail 31 on eccentric swage 3, upper tool post 2 is assemblied in the vertical guide rail 31 of eccentric swage 3.
Maintain static after lower slide 5 initial adjustment, be that the upper surface of workpiece 6 transfers to and slant rail 41 parallel (being line and relation of plane on the relationship essence of above-mentioned Points And lines, here only for convenience of explanation) with the initial contact point A point in cutter 7 outsides, the line AB that the lower surface and the contact point B in bottom knife 8 outsides of workpiece 6 are ordered.When making shearing motion, upper tool post 2 moves downward along slant rail 41 under the active force of spring 102 with eccentric swage 3 simultaneously, when eccentric swage 3 is pressed onto workpiece 6, eccentric swage 3 stop motions, upper tool post 2 is done moving vertically downward along the vertical guide rail on the eccentric swage 3 31, when 7 contact workpieces 6 of the cutter on the upper tool post 2 again under the traction of transmission system 9, gap blade δ forms in the ratio of S: δ=1: 0.06～0.08 automatically according to the thickness s of workpiece 6, shears workpiece again.
Second embodiment shown in Figure 3 and first embodiment shown in Figure 2 are except the assembling mode of spring assembly 10 is different, and other structure is all the same.The screw rod 101 of spring assembly 10 shown in Figure 3 tilts with the horizontal plane of lower slide 5 relatively and is parallel with the slant rail 41 on the left and right column 1,4, can make the active force of spring 102 and the direction of motion keeping parallelism of eccentric swage 3 like this, thereby can eliminate among first embodiment shown in Figure 2 eccentric swage 3 when slant rail 41 moves downward because of the pressure of 102 pairs of slant rails 41 of spring and the twisted phenomena of spring 102, also needn't consider between the axle center hole, spring 102 of screw rod 101 and groove 103 size issue in gap between the horizontal direction of gland 104 and groove 103 inwalls.
Claims (5)
1. plate shearing machine of automatically regulating gap blade, comprise: left column, right column, upper tool post, lower slide, cutter, bottom knife, eccentric swage and transmission system, described upper tool post is connected with described transmission system, described eccentric swage links to each other with lower slide by the spring assembly at two ends, described spring assembly is by the eccentric swage groove, be fixed on vertical screw rod on the lower slide by the groove axle center hole, spring, gland, nut constitutes, there is the active card device that matches related between upper tool post and the eccentric swage, it is characterized in that: a described left side, right column (1,4) be provided with a corresponding slant rail (41), eccentric swage (3) two ends are assemblied in a left side respectively, right column (1,4) on the slant rail (41); Eccentric swage (3) is provided with another guide rail (31), and upper tool post (2) is assemblied on the described guide rail (31).
2. the plate shearing machine of automatic adjusting gap blade according to claim 1, it is characterized in that: the formed inclined-plane of slant rail (41) on the described left and right column (1,4) is with respect to the horizontal plane fore-and-aft tilt of lower slide (5) and workpiece (6), and eccentric swage (3) can move both vertically up and down and the front and back longitudinal horizontal movement simultaneously along the horizontal plane of slant rail (41) with respect to lower slide (5) and workpiece (6).
3. the plate shearing machine of automatic adjusting gap blade according to claim 1 and 2 is characterized in that: the guide rail (31) on the described eccentric swage (3) is vertical with respect to the horizontal plane of lower slide (5) and workpiece (6).
4. the plate shearing machine of automatic adjusting gap blade according to claim 1, it is characterized in that: the screw rod (101) of described spring assembly (10) is perpendicular to lower slide (5) horizontal plane, between the axle center hole of screw rod (101) and groove (103), the spring (102), all leave the gap about 2mm between the horizontal direction of gland (104) and groove (103) inwall.
5. the plate shearing machine of automatic adjusting gap blade according to claim 1, it is characterized in that: described spring assembly (10) is obliquely installed, and the screw rod (101) of spring assembly (10) tilts with the horizontal plane of lower slide (5) relatively and be parallel with the slant rail (41) on the left and right column (1,4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200992633U CN201023147Y (en) | 2006-09-30 | 2006-09-30 | Plate shearing machine capable of automatically adjusting knife clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200992633U CN201023147Y (en) | 2006-09-30 | 2006-09-30 | Plate shearing machine capable of automatically adjusting knife clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201023147Y true CN201023147Y (en) | 2008-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200992633U Expired - Fee Related CN201023147Y (en) | 2006-09-30 | 2006-09-30 | Plate shearing machine capable of automatically adjusting knife clearance |
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| CN (1) | CN201023147Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554330A (en) * | 2012-03-13 | 2012-07-11 | 赵朝玺 | Self-locking material-pressing plate shearing machine |
| CN103008753A (en) * | 2011-09-28 | 2013-04-03 | 徐建军 | Plate shearer capable of automatically adjusting blade distance |
| CN104759683A (en) * | 2015-04-14 | 2015-07-08 | 芜湖中能机械制造有限公司 | Automatic regulating device of blade gap for gate-type plate shear |
| CN105817688A (en) * | 2016-01-27 | 2016-08-03 | 马鞍山市中亚机床制造有限公司 | Bevel guide rail plate-shearing machine and shearing method thereof |
| CN107775083A (en) * | 2017-09-26 | 2018-03-09 | 南通航力重工机械有限公司 | Nibbling shear formula hydraulic gate type guillotine shear |
-
2006
- 2006-09-30 CN CNU2006200992633U patent/CN201023147Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008753A (en) * | 2011-09-28 | 2013-04-03 | 徐建军 | Plate shearer capable of automatically adjusting blade distance |
| CN102554330A (en) * | 2012-03-13 | 2012-07-11 | 赵朝玺 | Self-locking material-pressing plate shearing machine |
| CN104759683A (en) * | 2015-04-14 | 2015-07-08 | 芜湖中能机械制造有限公司 | Automatic regulating device of blade gap for gate-type plate shear |
| CN105817688A (en) * | 2016-01-27 | 2016-08-03 | 马鞍山市中亚机床制造有限公司 | Bevel guide rail plate-shearing machine and shearing method thereof |
| CN105817688B (en) * | 2016-01-27 | 2018-05-22 | 马鞍山市中亚机床制造有限公司 | A kind of surface rail plate shearing machine and its cutting method |
| CN107775083A (en) * | 2017-09-26 | 2018-03-09 | 南通航力重工机械有限公司 | Nibbling shear formula hydraulic gate type guillotine shear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080220 Termination date: 20091030 |