TWI635787B - Pressing and cutting mechanism for sheet material - Google Patents

Abstract

A sheet pressing mechanism is provided on a bottom and a top of a frame respectively, and a lower seat and a top seat respectively. The lower seat is provided with a rotating platform via a platform driving component, and the lower module has a plurality of lower die disposed on the rotating platform. The upper seat is provided with an upper mold driving component for driving a screw rotation, a screw sleeve is arranged on the screw sleeve, and an upper mold is disposed above the corresponding lower mold displacement path, between the upper mold side and the upper seat a plurality of connecting rod sets are provided, each connecting rod group is composed of an upper rod, a lower rod and a horizontal rod pivotally connected at one end, the other end of the upper rod is pivotally connected to the upper seat, and the other end of the lower rod is pivotally connected to the upper mold, the horizontal The other end of the rod is pivotally connected to the sliding seat, and the platform driving component drives the rotating platform to pivot, so that the lower molds are respectively positioned and positioned below the upper mold, and the upper mold driving element drives the screw to rotate forward and backward. Rotating, the upper and lower movements of the sliding seat can drive the crossbars to push the upper and lower rods to change the angle of the connection, and then the upper mold is interlocked to generate the lifting and lowering movements relative to the lower mold.

Description

Sheet pressing mechanism

The invention relates to a sheet pressing mechanism, in particular to a mechanism which is simple and reliable in structure and can generate a large pressing force to meet various pressing molds or cutting requirements.

Traditionally, the reciprocating method is used to drive the two molds to open and close with the mold to complete the pressing or cutting operation. The more common ones are: Republic of China Patent Notice No. M523257 "Electronic Packaging Press", Announcement No. M516815 Patent application of "Cooling and Pressing Machine with Uniform Cooling Effect", Announcement No. M248278 "Structural Improvement of Pressing Machine", which uses a pneumatic cylinder or a hydraulic cylinder as a power source to drive a movable mold to produce a relative The reciprocating motion of the other fixed mold can be opened and closed by the two molds to generate a desired stamping or cutting action.

However, the above-mentioned pressing (or cutting) mechanism using a pneumatic cylinder or a hydraulic cylinder as a power source must be controlled by a special gas (oil) pressure control circuit because of its gas (oil) pressure cylinder, the gas (oil) The pressure control loop not only causes an overall increase in development and production costs, but also increases the probability of failure due to the increased complexity of the structure, resulting in a lack of application.

In view of the above-mentioned shortcomings of the reciprocating press-fit or cutting mechanism, the inventors have studied the improvement of these shortcomings, and finally the present invention has been produced.

The main object of the present invention is to provide a sheet pressing mechanism, which is provided with an upper mold above the lower mold, and a plurality of connecting rod groups are arranged on the circumferential side of the upper mold, and each connecting rod group is respectively provided with one end pivotally connected An upper rod, a lower rod and a cross rod, the upper rod is pivotally connected to the predetermined position at the other end, the lower rod is pivotally connected to the upper mold at the other end, and the cross rod is pivotally connected to the other end a sliding seat, and the sliding sleeve is screwed on the upright screw, and an upper die driving component is arranged at the top end of the screw, and the upper and lower driving components are used to drive the screw to rotate in the forward and reverse directions, so that the sliding seat is followed by The upper and lower activities can further drive the crossbar to push the upper and lower rods, so that the upper and lower rods can change the angle of the connection to push the upper mold to raise and lower relative to the lower mold, and the overall structure is simple. Reliable, and can generate a large driving force, with a wide range of applications.

Another object of the present invention is to provide a sheet pressing mechanism which is simple in structure and uses a simple screw to drive a plurality of link sets via a sliding seat, and then interlocks the design of the upper mold lifting movement, since no pneumatic cylinder or oil pressure is used. Components such as cylinders do not need to be equipped with a separate gas (oil) pressure control circuit, which can effectively reduce the cost of development and production, and reduce the probability of failure to improve the quality of the product.

Another object of the present invention is to provide a sheet pressing mechanism which is provided with a pivotable rotating platform in a frame, a plurality of lower molds are arranged on the circumferential side of the rotating platform, and the upper mold system is disposed on Above the pivoting active path of each lower die, the rotating platform can be rotated to quickly move different lower molds to the position below the upper mold, so that the upper mold can perform relative pressing or cutting at the fastest rate. In order to effectively improve processing efficiency.

In order to achieve the above objects and effects, the technical means adopted by the present invention include: a frame having a lower seat and a top seat respectively at the bottom and the top; and a rotating platform disposed on the lower seat via a platform driving component And the platform driving component can drive the rotating platform to pivot; the lower module has a plurality of lower molds respectively disposed on the circumference of the rotating platform, so that each lower die can be displaced by the rotating platform; an upper die drive The component is disposed on the upper seat and is capable of driving a downwardly extending screw to rotate, and screwing a sliding seat on the screw; an upper die is disposed at a position corresponding to the displacement path of each lower die, so that each The lower die can be respectively positioned at a position below the upper die according to the rotation of the rotating platform; the plurality of link sets are respectively disposed between the upper die side and the upper seat, and each link set is respectively composed of a top bar The upper rod, the lower rod and the horizontal rod are pivotally connected at one end, the other end of the upper rod is pivotally connected to the upper seat, and the other end of the lower rod is pivotally connected to the upper mold. The other end of the crossbar is pivotally connected On the side of the slide, when the upper mold driving element drives the screw to rotate in the forward and reverse directions, the sliding seat can be moved up and down, and the crossbar can be driven to push the upper and lower rods to change the angle of the connection, so as to interlock The upper mold performs a lifting and lowering operation with respect to the lower mold.

According to the above structure, the middle section of the frame is further disposed with a cleaning roller on the displacement movable path of each lower mold, and the cleaning roller can be in contact with the top side surface of each lower mold.

According to the above structure, the rotating platform is respectively provided with a hollow portion under the corresponding lower molds, and a lower mold supporting seat capable of lifting and lowering is further disposed under the upper mold, and the lower mold supporting seat can be controlled to push against the lower mold. Raise a suitable height to prevent the rotating platform from being deformed by the pressure of the upper mold.

According to the above structure, a feed transfer mechanism and a finished product displacement and detection mechanism are respectively disposed on the side of the frame, and the feed transfer mechanism can transfer the sheet material to the preset lower die on the rotary platform. The sheet material is moved to the lower side of the upper mold as the rotating platform rotates, and the finished product of the upper and lower molds can be removed from the upper mold, and the finished product is moved to the finished product via the finished product displacement and detecting mechanism Take it out.

According to the above structure, the feed transfer mechanism is composed of a feed conveyor belt, a feed drive member, a feed cross arm and a plurality of feed suction cups, and the feed cross arm is pivoted at one end. Underneath the material driving element, and can be driven to be lifted and pivoted between the feeding conveyor belt and a predetermined lower mold on the rotating platform, and the plurality of feeding suction cups are disposed at the other end of the feeding cross arm The outer suction cup is connected by an external suction device, and the sheet material conveyed on the feeding conveyor belt can be adsorbed and placed on a preset lower mold on the rotating platform; the finished product displacement and detection mechanism is The utility model is composed of a displacement driving component, a finished displacement cross arm, a detecting component and a plurality of finished displacement suction cups, wherein the finished displacement cross arm is pivoted at one end below the displacement driving component and can be driven Lifting and pivoting between the upper mold and the outer part of the rotating platform on the rotating platform, and the plurality of finished product displacement suction cups are disposed at the other end of the finished displacement cross arm via the detecting component, using an external air suction device Linking each finished product to a suction cup Adsorption can be finished on the lower mold and after the detection through the detecting assembly is placed on the exterior of the positioning.

According to the above structure, a finished product temporary setting mechanism is further disposed between the rack and the finished product displacement and detecting mechanism, and the finished product temporary setting mechanism is a finished product temporary platform, a platform driving component, and a finished product pushing driving component. And a push plate, the finished temporary platform is connected to the platform driving component, and the finished push driving component is horizontally disposed on the side of the finished temporary platform, and the push plate is combined and disposed on the platform The finished pusher driving component is close to one end side of the finished product temporary platform, and when the detecting component inspects the finished product is not a complete and correct defective product, the defective product can be immediately removed through the finished product displacement and detecting mechanism, and the correct finished product is After stacking a certain number on the finished temporary platform, the pusher drive member drives the push plate to be pushed onto the finished conveyor belt.

According to the above structure, the upper side of the upper mold is provided with a plurality of upper guiding rods, and each of the upper guiding rods respectively penetrates the upper seat to guide the lifting movement of the upper mold.

According to the above structure, the platform driving component and the upper die driving component are respectively a motor.

According to the above structure, the plurality of foot pads and the plurality of rollers are disposed on the circumferential side of the bottom surface of the lower seat.

In order to achieve a more specific understanding of the above objects, effects and features of the present invention, the following figures are illustrated as follows:

Referring to Figures 1 to 3, it can be seen that the main structure of the present invention includes: a frame 1, a rotary platform 2, a lower module 3, an upper die driving component 4, an upper die 5, and a link set 6 and the like, wherein The frame 1 is provided with a lower seat 11 and an upper seat 12 at the bottom and the top, and a plurality of foot pads 15 and a plurality of rollers 16 are disposed on the circumferential side of the bottom surface of the lower seat 11.

The rotating platform 2 is disposed on a platform driving component 21 (which may be a motor), and the platform driving component 21 is coupled to the lower seat 11 via a platform bracket 22, and the platform driving component 21 can drive the rotating platform 2 Pivot.

The lower module 3 is composed of a plurality of lower molds 31, 32, 33, 34 disposed on the circumferential side of the rotary platform 2, and the number of the lower molds 31, 32, 33, 34 can be increased or decreased according to actual needs, so that Each of the lower molds 31, 32, 33, 34 can be rotated by the rotating platform 2; in practical applications, the rotating platform 2 is provided with a hollow portion at the bottom of the corresponding lower molds 31, 32, 33, 34, respectively. And a support base bracket 351 is disposed on the lower base 11 , and the support base bracket 351 can be coupled to the lower mold support base 35 via a support base driving component 352 , and the lower mold support base 35 is located under the lower mold 34 , and The lower die support 35 can be pushed by the support driving element 352 to rise through the hollow portion and abut against the lower die 34 (or the lower die 31, 32, 33) so as to rise above the appropriate height of the rotating platform to The rotating platform 2 is prevented from being deformed and damaged by pressure.

In addition, a cleaning roller 36 is disposed transversely to the middle of the frame 1, and the cleaning roller 36 is located on a rotational displacement path of each of the lower molds 31, 32, 33, 34, and the cleaning roller 36 is compatible with each of the lower molds 31, 32. The top side surfaces of 33, 34 are in contact.

The upper mold driving member 4 can be a motor disposed on the upper seat 12, and the upper mold driving member 4 can drive a downwardly extending screw 41 to rotate, and a screw 42 is screwed onto the screw 41.

The upper mold 5 is disposed at a position corresponding to the upper portion of the lower mold support base 35, and the lower surface of the upper mold 5 is provided with a press cutter, and the upper surface of the upper mold 5 is provided with a plurality of upper guide rods 51, and each of the upper molds 51 The guide rods 51 are respectively inserted through the upper seat 12 to guide the lifting movement of the upper mold 5.

The plurality of link sets 6 are respectively disposed between the upper side of the upper mold 5 and the upper seat 12, and each of the link sets 6 is composed of an upper rod 61, a lower rod 62 and a cross rod 63, and the upper rod 61 The lower rod 62 and the cross rod 63 are pivotally connected at one end. The other end of the upper rod 61 is pivotally connected to the lower side of the upper seat 12. The other end of the lower rod 62 is pivotally connected to the top side of the upper mold 5. The other end is pivotally connected to the circumferential side of the slider 42.

In practical application, a feed transfer mechanism 7 and a finished product displacement and detection mechanism 8 can be respectively disposed on the two sides of the frame 1 as needed. The feed transfer mechanism 7 is composed of a feed conveyor belt 71 and a a feed drive member 72, a feed cross arm 73 and a plurality of feed suction cups 74, wherein the feed conveyor belt 71 can respectively transport a plurality of sheet materials (not shown) to the side of the frame 1, the The material cross arm 73 is pivoted at one end below the feed drive element 72 and is drivable by the feed drive element 72 above the feed conveyor belt 71 and the predetermined lower die 31 on the rotary table 2. During the lifting and pivoting, the plurality of feeding suction cups 74 are evenly disposed at the other end of the feeding cross arm 73, and an external suction device (not shown) is used to connect the respective feeding suction cups 74, thereby absorbing the feeding and conveying. The sheet material conveyed on the belt 71 is pivotally placed on the preset lower mold 31 on the rotating platform 2; the finished product displacement and detecting mechanism 8 is displaced by a displacement driving member 81 and a finished product. The arm 82, a detecting component 83 and a plurality of finished displacement cups 84 are arranged, and the finished displacement arm 82 is pivoted at one end. Under the displacement driving element 81, and can be driven to be lifted and lowered above the lower mold 33 carrying the finished product (not shown) on the rotating platform 2, the detecting assembly 83 is disposed at the other end of the finished product transverse arm 82. And the plurality of product suction cups 84 are evenly disposed under the detecting component 83, and an external suction device (not shown) is used to connect the finished product displacement suction cups 84, thereby adsorbing the finished product on the lower mold 33, and simultaneously performing Check the action of the finished product.

In a feasible embodiment, a finished product temporary mechanism 9 is further disposed between the frame 1 and the finished product displacement and detecting mechanism 8. The finished product temporary mechanism 9 is driven by a finished temporary platform 91 and a platform. The component 92, a finished pusher drive component 93, a push plate 94 and a finished conveyor belt 95 are disposed on the platform drive component 92 for temporarily placing the finished product displacement and detection. The finished product of the mechanism 8 is disposed laterally on the side of the finished temporary platform 91, and the push plate 94 is coupled to the finished push drive element 93 to approach the finished temporary platform. One end side of 91.

In operation, when the finished product on the lower mold 33 is sucked by the finished product and the plurality of finished suction cups 84 of the detecting mechanism 8, the detecting component 83 can simultaneously check whether the finished product is complete and correct (for example, the detecting component 83 can be For an electronic scale, the weight of the finished product can be measured. If the finished product does not conform to the specifications (for example, the weight is insufficient or too heavy), the defective product can be immediately removed by the finished product displacement and detecting mechanism 8. The correct product is moved to the finished temporary platform 91 and after stacking a certain number, the platform driving component 92 drives the finished temporary platform 91 to rise to a level flush with the finished conveyor belt 95, and then pushes through the finished product. The material drive element 93 drives the push plate 94 to move the correct product from the finished temporary stage 91 onto the finished conveyor belt 95.

Referring to FIG. 4, it can be seen that the operation procedure of the present invention is as follows: First, the feed transfer mechanism 7 transfers the sheet material on the feed conveyor 71 to the preset lower die 31 on the rotary table 2. Then, the rotating platform 2 is rotated to move the lower mold 31 and the sheet material thereon to the lower portion of the upper mold 5, and the lower mold 34 and the finished product under the upper mold 5 can be removed outward.

The upper mold driving element 4 drives the screw 41 to rotate forwardly to move the slider 42 downward, and drives the crossbar 63 to push the upper and lower rods 61, 62 to extend (the upper and lower rods 61, 62). The angle between the two sides is increased, and the distance between the two is increased. The upper mold 5 can be coupled downwardly to the lower mold 31, and the support driving member 352 pushes the lower mold support 35 to rise. The mold 31 is configured to prevent the rotating platform 2 from being pressed against the rotating platform 2 during the pressing (or cutting) operation of the upper mold 5 by pressing the cutting tool with the lower mold 31. The force is deformed and damaged, and the sheet material becomes the desired finished product; and when the upper mold driving member 4 drives the screw 41 to rotate in the reverse direction, the slider 42 can be moved upward to drive the crossbar 63 to pull. The upper and lower rods 61, 62 are contracted (the angle between the upper and lower rods 61, 62 becomes smaller, and the distance between the two is reduced), and the upper mold 5 can be interlocked upwardly away from the lower mold 31. The driving member 352 also moves the lower die support base 35 downward to return the rotating platform 2 to a rotatable state.

The finished product carried by the lower die 34 (to the position of the lower die 33) can be taken out through the finished product displacement and detecting mechanism 8, and when the detecting component 83 checks that the finished product is not a complete and correct defective product, The finished product displacement and detecting mechanism 8 removes the defective product; and the detecting component 83 is regarded as a complete and correct product, and can be moved to the temporary platform 91 and after stacking a certain number, the platform driving component 92 drives the finished product temporarily. The platform 91 is raised to a level flush with the finished conveyor belt 95, and the pusher 94 is driven by the finished pusher drive member 93 to push the finished product onto the finished conveyor belt 95 for outward transport.

When the lower molds 31, 32, 33, and 34 are respectively engaged with the upper mold 5 (pressing or cutting), scrap or slag residue may be generated, and the lower molds 31, 32, 33, and 34 pass through. When the drum 36 is cleaned, the scrap or slag can be removed by the cleaning drum 36 to keep the lower molds 31, 32, 33, 34 clean.

In summary, the sheet pressing mechanism of the present invention can achieve the effects of simplifying the structure, widening the scope of application, improving product quality, and reducing production cost, and is a novel and progressive invention. The above description is only for the preferred embodiment of the present invention, and any changes, modifications, alterations or equivalent substitutions of the technical means and scope of the present invention should also fall within the scope of the present invention. Within the scope of the patent application.

1‧‧‧Rack

11‧‧‧The lower seat

12‧‧‧Present

15‧‧‧foot pads

16‧‧‧Roller

2‧‧‧Rotating platform

21‧‧‧ Platform Drive Components

22‧‧‧ platform bracket

3‧‧‧ Lower module

31, 32, 33, 34‧‧‧

35‧‧‧ Lower mold support

351‧‧‧Support bracket

352‧‧‧Support seat drive components

36‧‧‧Clean roller

4‧‧‧Upper mode drive components

41‧‧‧ screw

42‧‧‧Slide

5‧‧‧上模

51‧‧‧Upper guide

6‧‧‧ linkage group

61‧‧‧Upper

62‧‧‧Lower

63‧‧‧crossbar

7‧‧‧Feed transfer mechanism

71‧‧‧Feed conveyor belt

72‧‧‧Feed drive components

73‧‧‧feeding cross arm

74‧‧‧feeding suction cup

8‧‧‧Finished product placement and testing agency

81‧‧‧ Displacement of drive components

82‧‧‧ Finished product displaced cross arm

83‧‧‧Detection components

84‧‧‧ Finished product suction cup

9‧‧‧Finished temporary institutions

91‧‧‧ Finished product temporary platform

92‧‧‧ Platform Drive Components

93‧‧‧Finished pusher drive components

94‧‧‧ push board

95‧‧‧Finished conveyor belt  

Figure 1 is a perspective view of the three-dimensional structure of the present invention. Figure 2 is an internal perspective view of the present invention after removal of the upper seat. Figure 3 is a side plan view of the present invention. Figure 4 is a schematic view of the upper mold pressing operation of the present invention.

Claims (8)

A sheet pressing mechanism includes at least: a frame having a lower seat and a top seat respectively at the bottom and the top; and a rotating platform disposed on the lower seat via a first platform driving component, and utilizing the first A platform driving component can drive the rotating platform to pivot; wherein the two sides of the frame are respectively provided with a feeding transfer mechanism and a finished product displacement and detecting mechanism, and the feeding transfer mechanism can transfer the sheet material to the rotation On the preset lower die on the platform, the sheet material is moved to the lower side of the upper mold as the rotating platform rotates, and the finished product of the upper and lower molds pressed by the pressing cutter can be removed from the upper mold and passed through The finished product displacement and detecting mechanism takes out the finished product outward; the lower module has a plurality of lower molds respectively disposed on the circumference side of the rotating platform, so that the lower molds can be displaced by the rotating platform; an upper mold driving component , is disposed on the upper seat, and is capable of driving a downwardly extending screw to rotate, and screwing a sliding seat on the screw; an upper die is disposed at a position corresponding to the displacement path of each lower die, so that each lower mold Positioned below the upper mold respectively according to the rotation of the rotating platform; a plurality of connecting rod sets are respectively disposed between the upper side of the upper mold and the upper seat, and each of the connecting rod sets is respectively composed of an upper rod and a lower rod And a cross bar, the upper bar, the lower bar and the cross bar are pivotally connected at one end, the other end of the upper bar is pivotally connected to the upper seat, and the other end of the lower bar is pivotally connected to the upper die, the cross bar The other end is pivotally connected to the circumference of the sliding seat. When the upper mold driving element drives the screw to rotate in the forward and reverse directions, the sliding seat can move up and down, and the horizontal rod can be driven to push the upper and lower rods to change. The angle of the connection is such that the upper mold is interlocked to perform a lifting and lowering movement with respect to the lower mold. The sheet pressing mechanism according to claim 1, wherein the middle portion of the frame is further disposed with a cleaning roller on a displacement movable path of each lower mold, and the cleaning roller is capable of being associated with a top side of each lower mold. The surfaces are in contact. The sheet pressing mechanism according to claim 1, wherein the rotating platform is respectively provided with a hollow portion under the corresponding lower mold, and a lower mold supporting seat capable of lifting and lowering is further disposed under the upper mold. The lower mold support seat can be controlled to push the lower mold up to an appropriate height to prevent the rotating platform from being deformed and damaged by the pressure of the upper mold. The sheet pressing mechanism according to claim 1, wherein the feed conveying mechanism is composed of a feeding conveyor belt, a feeding driving member, a feeding cross arm and a plurality of feeding suction cups, The feed cross arm is pivoted at one end below the feed drive element and is drivable to be pivoted between the feed conveyor and a predetermined lower die on the rotary table, and the plurality of feeds The suction cup is disposed at the other end of the feeding cross arm, and the external suction cup is connected by an external suction device, and the sheet material conveyed on the feeding conveyor belt can be adsorbed and placed on the rotating platform. The lower part is formed by a displacement driving component, a finished displacement cross arm, a detecting component and a plurality of finished product displacement suction cups, wherein the finished displacement cross arm is pivoted at one end The displacement driving element is below and can be driven to be pivoted between the upper part and the outer part of the lower mold carrying the finished product on the rotating platform, and the plurality of finished product displacement suction cups are disposed on the finished product via the detecting component Place the other end of the cross arm and use an external The air suction device connects the finished product displacement suction cups, can adsorb the finished product on the lower mold, and is detected by the detection component and placed on the external positioning. The sheet pressing mechanism according to the fourth aspect of the invention, wherein the rack and the finished product displacement and detecting mechanism are further provided with a finished product temporary setting mechanism, wherein the finished product temporary setting mechanism is temporarily placed by a finished product. a platform, a second platform driving component, a finished pusher driving component and a push plate, wherein the finished temporary platform is coupled to the second platform driving component, and the finished pusher driving component is horizontally disposed on the platform The finished product is temporarily placed on the side of the platform, and the push plate is disposed on the one end side of the finished pusher driving component close to the finished temporary platform, and when the detecting component inspects the finished product is not a complete and correct defective product, The finished product displacement and inspection mechanism immediately removes the defective product, and after the correct finished product is stacked on the finished temporary platform, the pusher drive member drives the push plate to be pushed onto the finished conveyor belt. The sheet pressing mechanism according to claim 1, wherein the upper side of the upper mold is provided with a plurality of upper guiding rods, and each of the upper guiding rods respectively penetrates the upper seat to guide the lifting movement of the upper mold . The sheet pressing mechanism of claim 1, wherein the first platform driving element and the upper mold driving element are respectively a motor. The sheet pressing mechanism according to claim 1, wherein the bottom side of the lower seat is provided with a plurality of foot pads.