CN108582243B - Driving cam for lifting movable platform of die cutting equipment and die cutting equipment thereof - Google Patents
Driving cam for lifting movable platform of die cutting equipment and die cutting equipment thereof Download PDFInfo
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- CN108582243B CN108582243B CN201711480057.6A CN201711480057A CN108582243B CN 108582243 B CN108582243 B CN 108582243B CN 201711480057 A CN201711480057 A CN 201711480057A CN 108582243 B CN108582243 B CN 108582243B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/16—Cam means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
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- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a driving cam for lifting a movable platform of die cutting equipment and the die cutting equipment. The driving cam comprises a cam body, the contour line of the cam body is provided with an ascending curve and a descending curve, and a far-end resting curve is connected between the far end of the ascending curve and the far end of the descending curve. The die cutting equipment comprises a base platform and a movable platform, the base platform and the movable platform are connected through a lifting mechanism, the lifting mechanism comprises a lower swing arm and an upper swing arm, the upper end of the lower swing arm is hinged to the lower end of the upper swing arm, the lower end of the lower swing arm is hinged to the top surface of the base platform, the upper end of the upper swing arm is hinged to the bottom surface of the movable platform, the lifting mechanism is in transmission connection with a cam mechanism, the cam mechanism comprises a driving cam, and the driving cam is as before. The die cutting equipment has the retention time when the movable platform is at the high position, so that the speed and the effect of deep embossing and gold stamping products are greatly improved.
Description
Technical Field
The invention relates to a driving part and packaging processing and forming equipment, in particular to a driving cam for lifting a movable platform of die cutting equipment and the die cutting equipment.
Background
The Die Cutting Machine (Die Cutting Machine) is also called beer Machine, numerical control and servo oil pressure punching Machine, and is mainly used for Die Cutting (full break and half break), indentation and gold stamping operation, fitting and automatic waste discharge of corresponding non-metal materials, non-setting adhesive, EVA, double-sided adhesive, electronic and mobile phone protective films and the like. The die cutting machine applies a certain pressure through the embossing plate by using a steel knife, a hardware die and a steel wire (or a template carved by a steel plate), and rolls and cuts a printed product or a paperboard into a certain shape. If the entire print is to be die cut into individual graphic products, this is called die cutting; if the steel wire is used for pressing marks or leaving bent groove marks on a printed product, the marks are called indentations; if the male and female templates are used, patterns or characters with a three-dimensional effect are thermoprinted on the surface of a printed product by heating the mould to a certain temperature, which is called bronzing; if one substrate is overlaid on another substrate is called lamination; the removal of the other parts except the certified products is called waste discharge; the above can be collectively referred to as die cutting technology, and the equipment used is referred to as die cutting equipment. The die cutting equipment comprises a die cutting machine, an indenting machine, a stamping machine, a laminating machine and a waste discharge machine. The common characteristic of the two is that the moving platform is driven to move up and down by a crankshaft connecting rod mechanism.
Taking a die-cutting machine as an example, as shown in fig. 1 to 4, the die-cutting machine of the prior art includes a base platform 1 and a movable platform 8, the base platform 1 is connected with the movable platform 8 through a lifting mechanism, the lifting mechanism includes a lower swing arm 6 and an upper swing arm 7, the upper end of the lower swing arm 6 is hinged to the lower end of the upper swing arm 7, the lower end of the lower swing arm 6 is hinged to the top surface of the base platform 1, the upper end of the upper swing arm 7 is hinged to the bottom surface of the movable platform 8, the lifting mechanism is in transmission connection with a crankshaft connecting rod mechanism, the crankshaft connecting rod mechanism includes a crankshaft 4 and a connecting rod 5, the crankshaft connecting rod mechanism is in transmission connection with a worm gear mechanism, and the worm gear mechanism includes a worm wheel 3 and a worm 2.
Because the movable platform 8 adopts a crankshaft connecting rod mechanism for lifting relative to the base platform 1, power is from a main motor to drive a group of worm gears and worms, and the power is transmitted to the crankshaft connecting rod mechanism to realize the lifting movement of the movable platform, therefore, the following defects exist. 1. The crankshaft connecting rod mechanism has no stay time when the movable platform is at a high position, thereby influencing the speed and the effect of deep embossing and gold stamping products. 2. The forces generated by the engagement of the platforms on a set of worm gears are very abrasive to the structure of the transmission.
Disclosure of Invention
The invention aims to solve the first technical problem of providing a driving cam for lifting a movable platform of die cutting equipment, wherein when the cam is used for driving a lifting mechanism to lift, the movable platform has retention time when being at a high position, so that the speed and the effect of deep embossing and gold stamping products are greatly improved.
The second technical problem to be solved by the invention is to provide the die cutting equipment, when the die cutting equipment is used, the dwell time is realized when the movable platform is at a high position, so that the speed and the effect of deep embossing and gold stamping products are greatly improved.
In order to solve the first technical problem, the invention provides a driving cam for lifting a movable platform of a die cutting device, which comprises a cam body, wherein the contour line of the cam body is provided with an ascending curve and a descending curve, and a distal end resting curve is connected between the distal end of the ascending curve and the distal end of the descending curve.
The central angle corresponding to the far-end resting curve is 10-30 degrees.
The central angle corresponding to the distal resting curve is 20 degrees.
A proximal end resting curve is connected between the proximal end of the ascending curve and the proximal end of the descending curve.
The central angle corresponding to the proximal resting curve is 10-30 degrees.
The proximal resting curve corresponds to a central angle of 20 degrees.
And the central angle corresponding to the ascending curve is equal to the central angle corresponding to the descending curve.
The central angle corresponding to the ascending curve is larger than that corresponding to the descending curve.
The central angle corresponding to the rising curve is 10-20 degrees larger than the central angle corresponding to the falling curve.
The central angle corresponding to the rising curve is 16 degrees larger than the central angle corresponding to the falling curve.
And the central angle corresponding to the ascending curve is smaller than that corresponding to the descending curve.
The central angle corresponding to the rising curve is 10-20 degrees smaller than the central angle corresponding to the falling curve.
The central angle corresponding to the rising curve is 16 degrees smaller than the central angle corresponding to the falling curve.
Two end faces of the cam main body are respectively and symmetrically provided with a base cylinder.
The base cylinder is provided with a shaft hole at the axis.
A key groove is formed in the shaft hole.
And a plurality of adjusting and fixing threaded holes are distributed on the side wall of the base cylinder along the circumferential direction.
The axes of the adjusting and fixing threaded holes intersect with the axis of the base cylinder at a point.
The adjusting and fixing threaded holes are uniformly distributed along the circumferential direction of the side wall of the base cylinder.
Wherein, one of the adjusting and fixing threaded holes is positioned at the key slot.
The number of the adjusting and fixing threaded holes is two or three or four.
The adjusting and fixing threaded holes on the two symmetrical base cylinders of the cam main body are symmetrically distributed.
Compared with the prior art, the driving cam for lifting the movable platform of the die cutting equipment has the following beneficial effects.
1. According to the technical scheme, the technical means that the far-end resting curve is connected between the far end of the ascending curve and the far end of the descending curve is adopted, so that when the cam is used for driving the lifting mechanism to lift, the stopping time is kept when the movable platform is at a high position, and the speed and the effect of deep embossing and gold stamping products are greatly improved.
2. According to the technical scheme, due to the adoption of the technical means that the central angle corresponding to the far-end resting curve is 10-30 degrees, the movable platform can be ensured to have enough stay time when being in a high position.
3. According to the technical scheme, due to the adoption of the technical means that the central angle corresponding to the far-end resting curve is 20 degrees, the movable platform can be ensured to have enough retention time when being at a high position, and the production efficiency and the production quality are favorably improved.
4. According to the technical scheme, a technical means that a near-end resting curve is connected between the near end of the ascending curve and the near end of the descending curve is adopted, so that stable work of the equipment is facilitated.
5. According to the technical scheme, the technical means that the central angle corresponding to the proximal end resting curve is 10-30 degrees is adopted, so that stable operation of the equipment can be ensured.
6. According to the technical scheme, the technical means that the central angle corresponding to the proximal end resting curve is 20 degrees is adopted, so that the equipment can be ensured to work stably, and the production efficiency and the production quality can be improved.
7. According to the technical scheme, the technical means that the central angle corresponding to the ascending curve is equal to the central angle corresponding to the descending curve is adopted, so that the reciprocating balanced work of the movable platform is facilitated.
8. According to the technical scheme, the technical means that the central angle corresponding to the ascending curve is larger than the central angle corresponding to the descending curve is adopted, so that the ascending speed of the movable platform is favorably slowed down.
9. In the technical scheme, the central angle corresponding to the ascending curve is 10-20 degrees larger than the central angle corresponding to the descending curve, so that the movable platform can be ensured to ascend slowly.
10. According to the technical scheme, the technical means that the central angle corresponding to the ascending curve is 16 degrees larger than the central angle corresponding to the descending curve is adopted, so that the movable platform can be ensured to ascend slowly, and the production efficiency and the production quality can be improved.
11. According to the technical scheme, the technical means that the central angle corresponding to the ascending curve is smaller than the central angle corresponding to the descending curve is adopted, so that the descending speed of the movable platform is favorably slowed down.
12. According to the technical scheme, the technology and the section that the central angle corresponding to the ascending curve is 10-20 degrees smaller than the central angle corresponding to the descending curve are adopted, so that the movable platform can be ensured to descend slowly.
13. According to the technical scheme, the technical means that the central angle corresponding to the ascending curve is 16 degrees smaller than the central angle corresponding to the descending curve is adopted, so that the movable platform can be ensured to descend slowly, and the production efficiency and the production quality can be improved.
14. According to the technical scheme, the technical means that the two end faces of the cam main body are respectively and symmetrically provided with the base cylinders is adopted, so that the cam mounting structure is favorable for improving the mounting quality of the cam.
15. This technical scheme is owing to adopted the base cylinder is located axis department and is provided with the shaft hole, be provided with the keyway in the shaft hole, the lateral wall of base cylinder distributes along circumference has a plurality ofly to adjust fixed screw hole, and is a plurality of adjust fixed screw hole's axis with the axis of base cylinder intersects in a bit, and is a plurality of adjust fixed screw hole along the lateral wall circumference evenly distributed of base cylinder, wherein, there is one adjust fixed screw hole and be located keyway department, and is a plurality of adjust fixed screw hole two or three or four, on two symmetrical base cylinders of cam main part adjust fixed screw hole symmetric distribution's technical means, so, be favorable to improving the installation quality of cam.
In terms of equipment, in order to solve the second technical problem, the invention provides die cutting equipment, which comprises a bottom table and a movable platform, wherein the bottom table is connected with the movable platform through a lifting mechanism, the lifting mechanism comprises a lower swing arm and an upper swing arm, the upper end of the lower swing arm is hinged with the lower end of the upper swing arm, the lower end of the lower swing arm is hinged with the top surface of the bottom table, the upper end of the upper swing arm is hinged with the bottom surface of the movable platform, the lifting mechanism is in transmission connection with a cam mechanism, the cam mechanism comprises a driving cam, and the driving cam is the driving cam.
The cam mechanism comprises a roller, and the roller is rotatably connected with a hinge shaft between the upper end of the lower swing arm and the lower end of the upper swing arm.
The cam mechanism is in transmission connection with the worm gear mechanism.
The worm gear mechanism comprises a worm wheel and a worm meshed with the worm wheel.
The worm wheel is coaxially connected with the driving cam.
The worm gear mechanism comprises two worm gears and two worms.
The two worms are coaxially and fixedly connected.
The two worm gears are located in the same plane.
The axis of the worm wheel is crossed and vertical to the axis of the worm.
The cam mechanism includes four drive cams.
The four driving cams are respectively arranged on two sides of the two worm gears, and the driving cams on two sides of each worm gear are coaxially connected with the worm gear.
The lifting mechanism comprises four lower swing arms and four upper swing arms.
The four lower swing arms are equal in length, and the four upper swing arms are equal in length.
The length of the four lower swing arms is equal to that of the four upper swing arms.
The lower ends of the four lower swing arms are distributed on the top surface of the bottom platform in a rectangular mode.
The upper ends of the four upper swing arms are distributed on the bottom surface of the movable platform in a rectangular mode.
An upper table is fixed on the top surface of the movable platform.
Compared with the prior art, the die cutting equipment has the following beneficial effects.
1. According to the technical scheme, the lifting mechanism is in transmission connection with the cam mechanism, the cam mechanism comprises the driving cam, and the driving cam is the technical means of driving the cam, so that when the die cutting equipment is used, the moving platform stays for a long time when being at a high position, and the speed and the effect of deep embossing and gold stamping products are greatly improved.
2. According to the technical scheme, the cam mechanism comprises the roller, and the roller is rotatably connected with the hinge shaft between the upper end of the lower swing arm and the lower end of the upper swing arm, so that the abrasion of the driving cam can be greatly reduced.
3. According to the technical scheme, the cam mechanism is in transmission connection with the worm gear mechanism, the worm gear mechanism comprises a worm wheel and a worm meshed with the worm wheel, and the worm wheel is coaxially connected with the driving cam, so that the torque of the driving cam can be greatly improved.
4. This technical scheme is owing to adopted worm gear worm mechanism includes two worm wheels and two worms, two the coaxial fixed connection of worm, two the worm wheel is located the coplanar, the axis of worm wheel with the axis of worm is alternately vertically technical means, so, can increase the contact tooth number of worm wheel and worm when the platform closes the pressure to the wearing and tearing to the worm wheel when having reduced equipment work.
5. This technical scheme is owing to adopted cam mechanism includes four drive cams, four drive cams sets up respectively two the both sides of worm wheel, each the worm wheel both sides drive cam all with this worm wheel coaxial coupling, elevating system includes four lower swing arms and four last swing arms, four the length of swing arm equals down, four go up the length of swing arm equals four the length of swing arm is down, four the lower extreme of swing arm is distributed in the top surface of sill, four the upper end of going up the swing arm is distributed in the bottom surface of moving the platform in the rectangle, the top surface of moving the platform is fixed with the technical means of upper mounting, so, can make cross cutting equipment work steadily.
Drawings
The driving cam for lifting the movable platform of the die cutting equipment and the die cutting equipment thereof are further described in detail in the following with the accompanying drawings and the detailed description.
Fig. 1 is a front view schematically showing a structure of a die cutting apparatus in the prior art.
Fig. 2 is a left side view of the structure of the die cutting device in the prior art.
Fig. 3 is a schematic diagram of the structure of a-a line in fig. 2.
Fig. 4 is a schematic top view of a prior art die cutting apparatus.
Fig. 5 is a front view of a first driving cam for lifting and lowering a movable platform of a die-cutting device according to the present invention. Fig. 6 is a left side view of the driving cam for lifting the movable platform of the die-cutting equipment according to the first embodiment of the invention. Fig. 7 is a schematic perspective view of a first driving cam for lifting and lowering a movable platform of a die-cutting device according to the present invention. Fig. 8 is a front view of a second driving cam for lifting and lowering the movable platform of the die-cutting device according to the present invention. Fig. 9 is a schematic front view of the die cutting apparatus of the present invention.
Fig. 10 is a left side view of the die cutting apparatus of the present invention.
Fig. 11 is a right view of the die cutting apparatus of the present invention.
Fig. 12 is a schematic top view of the die cutting apparatus of the present invention.
Fig. 13 is a schematic perspective view of the die cutting apparatus of the present invention.
The reference numerals are explained below.
1-a bottom table;
2-worm;
3-worm wheel;
4, a crankshaft;
5, connecting rods;
6-lower swing arm;
7, swinging an arm;
8, moving the platform;
9, loading the table;
10-driving the cam;
10-1-cam body;
10-1-rising curve;
10-1-2-descending curve;
10-1-3 to a distal end resting curve;
10-1-4 to the proximal end resting curve;
a 10-2-base cylinder;
10-2-1-shaft hole;
10-2-key slot;
10-2-3-adjusting the fixed threaded hole;
11-roller.
Detailed Description
As shown in fig. 5 to 8, the present embodiment provides a driving cam 10 for lifting a movable platform 8 of a die cutting device, comprising a cam body 10-1, wherein the contour line of the cam body 10-1 has an ascending curve 10-1-1 and a descending curve 10-1-2, and a distal end resting curve 10-1-3 is connected between the distal end of the ascending curve 10-1-1 and the distal end of the descending curve 10-1-2.
Various modifications of the present embodiment will be described in detail below.
As shown in FIG. 5, the distal resting curve 10-1-3 corresponds to a central angle of 20 degrees. Of course, the distal resting curve 10-1-3 may correspond to a central angle of 10 degrees. Alternatively, the distal resting curve 10-1-3 may correspond to a central angle of 30 degrees.
As shown in FIGS. 5 and 8, a proximal rest curve 10-1-4 is connected between the proximal end of the ascending curve 10-1-1 and the proximal end of the descending curve 10-1-2.
As shown in FIGS. 5 and 8, the proximal resting curve 10-1-4 corresponds to a central angle of 20 degrees. Of course, the proximal resting curve 10-1-4 may correspond to a central angle of 10 degrees. It is also possible that the proximal resting curve 10-1-4 corresponds to a central angle of 30 degrees.
As shown in fig. 5, the central angle corresponding to the rising curve 10-1-1 is equal to the central angle corresponding to the falling curve 10-1-2.
As shown in fig. 8, the central angle corresponding to the rising curve 10-1-1 is larger than the central angle corresponding to the falling curve 10-1-2.
As shown in fig. 8, the central angle of the rising curve 10-1-1 is 16 degrees greater than the central angle of the falling curve 10-1-2. Of course, the central angle corresponding to the rising curve 10-1-1 may be 10 degrees larger than the central angle corresponding to the falling curve 10-1-2. The central angle of the ascending curve 10-1-1 may be 20 degrees larger than the central angle of the descending curve 10-1-2.
Obviously, it is also possible that the central angle corresponding to the rising curve 10-1-1 is smaller than the central angle corresponding to the falling curve 10-1-2.
The central angle of the ascending curve 10-1-1 may be 10 degrees smaller than the central angle of the descending curve 10-1-2. The central angle of the ascending curve 10-1-1 may be 20 degrees smaller than the central angle of the descending curve 10-1-2. The central angle of the ascending curve 10-1-1 may be 16 degrees smaller than the central angle of the descending curve 10-1-2.
As shown in fig. 5 to 8, both end surfaces of the cam body 10-1 are symmetrically provided with base cylinders 10-2, respectively. The base cylinder 10-2 is provided with a shaft hole 10-2-1 at the axis. A key groove 10-2-2 is arranged in the shaft hole 10-2-1. A plurality of adjusting and fixing threaded holes 10-2-3 are circumferentially distributed in the side wall of the base cylinder 10-2. The axes of the plurality of adjusting fixing threaded holes 10-2-3 intersect with the axis of the base cylinder 10-2 at a point. The adjusting and fixing threaded holes 10-2-3 are uniformly distributed along the circumferential direction of the side wall of the base cylinder 10-2. Wherein, one adjusting and fixing threaded hole 10-2-3 is positioned at the key groove 10-2-2. The number of the adjusting and fixing threaded holes 10-2-3 is two or three or four. The adjusting and fixing threaded holes 10-2-3 on the two symmetrical base cylinders 10-2 of the cam main body 10-1 are symmetrically distributed.
As shown in fig. 9 to 13, the present embodiment provides a die cutting apparatus, which includes a base platform 1 and a movable platform 8, the base platform 1 and the movable platform 8 are connected through a lifting mechanism, the lifting mechanism includes a lower swing arm 6 and an upper swing arm 7, an upper end of the lower swing arm 6 is hinged to a lower end of the upper swing arm 7, a lower end of the lower swing arm 6 is hinged to a top surface of the base platform 1, an upper end of the upper swing arm 7 is hinged to a bottom surface of the movable platform 8, the lifting mechanism is in transmission connection with a cam mechanism, the cam mechanism includes a driving cam, and the cam driving is the driving cam 10 as described above.
Various modifications of the present embodiment will be described in detail below.
As shown in fig. 9 to 13, the cam mechanism includes a roller 11, and the roller 11 is rotatably connected to a hinge shaft between an upper end of the lower swing arm 6 and a lower end of the upper swing arm 7.
As shown in fig. 9 and 13, the cam mechanism is in transmission connection with a worm gear mechanism.
As shown in fig. 12 to 13, the worm gear mechanism includes a worm wheel 3 and a worm 2 engaged with the worm wheel 3. The worm wheel 3 is coaxially connected with the drive cam 10. The worm gear mechanism comprises two worm wheels 3 and two worms 2. The two worms 2 are coaxially and fixedly connected. The two worm wheels 3 are located in the same plane. The axis of the worm wheel 3 is crossed and vertical to the axis of the worm 2.
As shown in fig. 9 to 13, the cam mechanism includes four drive cams 10. The four driving cams 10 are respectively arranged on two sides of the two worm gears 3, and the driving cams 10 on two sides of each worm gear 3 are coaxially connected with the worm gear 3. The lifting mechanism comprises four lower swing arms 6 and four upper swing arms 7. The four lower swing arms 6 are equal in length, and the four upper swing arms 7 are equal in length. The length of the four lower swing arms 6 is equal to the length of the four upper swing arms 7. The lower ends of the four lower swing arms 6 are distributed on the top surface of the base platform 1 in a rectangular shape. The upper ends of the four upper swing arms 7 are distributed on the bottom surface of the movable platform 1 in a rectangular shape. The cam mechanism comprises four rollers 11. The four rollers 11 are distributed on hinge shafts respectively arranged between the upper ends of the four lower swing arms 6 and the lower ends of the four upper swing arms 7. An upper platform 9 is fixed on the top surface of the movable platform 8.
Claims (3)
1. A die cutting device comprises a base platform (1) and a movable platform (8), wherein the base platform (1) is connected with the movable platform (8) through a lifting mechanism, the lifting mechanism comprises a lower swing arm (6) and an upper swing arm (7), the upper end of the lower swing arm (6) is hinged with the lower end of the upper swing arm (7), the lower end of the lower swing arm (6) is hinged with the top surface of the base platform (1), the upper end of the upper swing arm (7) is hinged with the bottom surface of the movable platform (8), the lifting mechanism is in transmission connection with a cam mechanism, the cam mechanism comprises a driving cam (10), the driving cam (10) comprises a cam main body (10-1), the contour line of the cam main body (10-1) is provided with an ascending curve (10-1-1) and a descending curve (10-1-2), a far-end resting curve (10-1-3) is connected between the far end of the ascending curve (10-1-1) and the far end of the descending curve (10-1-2); a near end resting curve (10-1-4) is connected between the near end of the ascending curve (10-1-1) and the near end of the descending curve (10-1-2);
the method is characterized in that:
the cam mechanism is in transmission connection with the worm gear mechanism;
the worm gear mechanism comprises a worm wheel (3) and a worm (2) meshed with the worm wheel (3);
the worm wheel (3) is coaxially connected with the driving cam (10);
the worm gear mechanism comprises two worm gears (3) and two worms (2);
the two worms (2) are coaxially and fixedly connected;
the two worm gears (3) are positioned in the same plane;
the axis of the worm wheel (3) is crossed and vertical to the axis of the worm (2);
the cam mechanism comprises four drive cams (10);
the four driving cams (10) are respectively arranged on two sides of the two worm gears (3), and the driving cams (10) on two sides of each worm gear (3) are coaxially connected with the worm gear (3);
the central angle corresponding to the far-end resting curve (10-1-3) is 10-30 degrees;
the central angle corresponding to the proximal end resting curve (10-1-4) is 10-30 degrees.
2. The die cutting apparatus of claim 1, wherein:
the cam mechanism comprises a roller (11), and the roller (11) is rotatably connected with a hinge shaft between the upper end of the lower swing arm (6) and the lower end of the upper swing arm (7);
the lifting mechanism comprises four lower swing arms (6) and four upper swing arms (7);
the lengths of the four lower swing arms (6) are equal, and the lengths of the four upper swing arms (7) are equal;
the lengths of the four lower swing arms (6) are equal to the lengths of the four upper swing arms (7);
the lower ends of the four lower swing arms (6) are distributed on the top surface of the bottom platform (1) in a rectangular shape;
the upper ends of the four upper swing arms (7) are distributed on the bottom surface of the movable platform (8) in a rectangular shape;
an upper platform (9) is fixed on the top surface of the movable platform (8).
3. Drive cam (10) of a movable platform (8) of a die-cutting apparatus according to claim 1, characterized in that:
the central angle corresponding to the far-end resting curve (10-1-3) is 20 degrees;
the central angle corresponding to the proximal resting curve (10-1-4) is 20 degrees;
the central angle corresponding to the ascending curve (10-1-1) is equal to the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is larger than the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is 10-20 degrees larger than the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is 16 degrees larger than the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is smaller than the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is 10-20 degrees smaller than the central angle corresponding to the descending curve (10-1-2);
the central angle corresponding to the ascending curve (10-1-1) is 16 degrees smaller than the central angle corresponding to the descending curve (10-1-2);
two end faces of the cam main body (10-1) are respectively and symmetrically provided with a base cylinder (10-2);
the base cylinder (10-2) is provided with a shaft hole (10-2-1) at the axis;
a key groove (10-2-2) is arranged in the shaft hole (10-2-1);
a plurality of adjusting and fixing threaded holes (10-2-3) are distributed on the side wall of the base cylinder (10-2) along the circumferential direction;
the axes of a plurality of adjusting and fixing threaded holes (10-2-3) and the axis of the base cylinder (10-2) intersect at a point;
a plurality of adjusting and fixing threaded holes (10-2-3) are uniformly distributed along the circumferential direction of the side wall of the base cylinder (10-2);
wherein, one adjusting and fixing threaded hole (10-2-3) is positioned at the key slot (10-2-2);
the number of the adjusting and fixing threaded holes (10-2-3) is two or three or four;
the adjusting and fixing threaded holes (10-2-3) on the two symmetrical base cylinders (10-2) of the cam main body (10-1) are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480057.6A CN108582243B (en) | 2017-12-29 | 2017-12-29 | Driving cam for lifting movable platform of die cutting equipment and die cutting equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480057.6A CN108582243B (en) | 2017-12-29 | 2017-12-29 | Driving cam for lifting movable platform of die cutting equipment and die cutting equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108582243A CN108582243A (en) | 2018-09-28 |
| CN108582243B true CN108582243B (en) | 2020-05-29 |
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| CN201711480057.6A Active CN108582243B (en) | 2017-12-29 | 2017-12-29 | Driving cam for lifting movable platform of die cutting equipment and die cutting equipment thereof |
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| CN110126019A (en) * | 2019-06-06 | 2019-08-16 | 浙江大源机械有限公司 | It is die cut the lifting device of machine worktable |
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| CN1520997A (en) * | 2002-09-26 | 2004-08-18 | 天津长荣印刷包装设备有限公司 | Main transmission changeover mechanism in flat crushing flat auto dir cutting hot stamping machine |
| CN101954654B (en) * | 2010-06-18 | 2012-02-08 | 东莞市飞新达精密机械科技有限公司 | Method for designing die cutting machine, and die cutting machine |
| JP5804701B2 (en) * | 2010-12-28 | 2015-11-04 | サトーホールディングス株式会社 | Paper cutting device |
| CN202186111U (en) * | 2011-07-27 | 2012-04-11 | 上海耀科印刷机械有限公司 | Driving mechanism for movable platform of automatic die cutting machine |
| CN202278603U (en) * | 2011-09-20 | 2012-06-20 | 北京印刷学院 | Biconjugate cam driving mechanism for die-cutting plate on automatic platen die-cutting machine |
| CN103465619B (en) * | 2013-07-26 | 2015-06-24 | 北京印刷学院 | Mobile platform cam driving device of platen automatic die cutting stamping machine |
| CN106739460A (en) * | 2017-01-04 | 2017-05-31 | 玉田县诚远印刷包装机械有限公司 | The drive mechanism of flat crushing flat auto dir cutting hot stamping machine |
| CN207643294U (en) * | 2017-12-29 | 2018-07-24 | 唐山嘉谊印刷机械有限公司 | A kind of die-cutting device |
| CN207669423U (en) * | 2017-12-29 | 2018-07-31 | 唐山嘉谊印刷机械有限公司 | A kind of driving cam for lifting die-cutting device moving platform |
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