CN218054085U

CN218054085U - Closing and pressing device with cutting function

Info

Publication number: CN218054085U
Application number: CN202220964107.8U
Authority: CN
Inventors: 谢建波
Original assignee: Wenzhou Rituo Intelligent Equipment Co ltd
Current assignee: Wenzhou Rituo Intelligent Equipment Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-12-16
Anticipated expiration: 2032-04-25

Abstract

The utility model relates to a closing device with cutting function, a groove is arranged on a first closing part, a cutter is matched with a second closing part, the second closing part is connected with a guide rod, the guide rod is matched on a closing support in a sliding way, the closing support is matched on a closing guide rail, a buffer spring is also matched with the second closing part, the second closing part is connected with a first ejector rod, a lever is hinged on the closing support, one end of the lever is in transmission with the first ejector rod, and the other end of the lever is in transmission with the cutter; the cutter is also connected with a return spring. Wherein the cutter can stretch out and roll back, and the cooperation is realized cutting off, closes with the second and presses the part and close the pressure action and link, and the stretching out and the roll back of cutter need not additionally to dispose the power supply alone. When the second pressing component retracts (the buffer spring deforms) by a small stroke during pressing, the extending stroke of the cutter is relatively increased (the cutting-off requirement is met); the material sealing part is prevented from being damaged due to the fact that the second pressing component needs to retract by a large stroke during pressing in order to meet the requirement that the cutter extends by a sufficient stroke.

Description

Closing and pressing device with cutting function

Technical Field

The utility model relates to a close and press the device, in particular to close and press the device of function with cutting off.

Background

The pressing is a commonly used matching action in mechanical equipment, wherein pressing components are matched to be mutually closed and separated, and can be matched to perform pressing operations such as clamping, sealing, clamping and the like. For example, bag-making machine seals (e.g., heat seals or ultrasonic seals, etc.), such as in pillow packaging machines.

In addition, the cutter is arranged in the pressing process to match with the cutter, so that the pressing device has a cutting function, for example, the bag body is directly cut off while being sealed in the bag making and sealing process, and the bag making and sealing device is more practical. At present, a cutter needs to be additionally provided with a power source (such as an air cylinder or a motor) for driving to perform telescopic action and be matched with cutting-off.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem that exists among the background art, the utility model aims at providing a need not extra power supply, can with the involution action linkage close pressure equipment of area cutting function and put.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a pressure equipment of closing of function is cut off in area, closes including the first part and the second that press of closing of mutually supporting and press the part, and first closes and presses part and second to close and press the part configuration on closing the pressure guide rail, its characterized in that: the first pressing component is provided with a groove, the second pressing component is provided with a cutter groove, a cutter is matched in the cutter groove and corresponds to the groove, the second pressing component is connected with a guide rod, the guide rod is matched on a pressing support in a sliding mode, the pressing support is connected to a pressing guide rail in a matching mode, the second pressing component is also matched with a buffer spring, the second pressing component is connected with a first ejector rod, a lever is hinged to the pressing support, one end of the lever is in transmission connection and matching with the first ejector rod, and the other end of the lever is in transmission connection and matching with the cutter; the cutter is also connected with a backspacing return spring.

The following various optimization or supplementary explanations may be made in the above technical solutions.

The edge of the cutter is a flat cutter, a toothed cutter, an inclined cutter or a V-shaped cutter.

The buffer spring is connected between the second pressing component and the pressing support or the buffer spring is connected between the guide rod and the pressing support.

The pressing support is provided with a guide sleeve matched with the guide rod, the pressing support is provided with a connecting plate, the buffer spring is sleeved on the guide rod, the guide rod is provided with an adjusting nut, and the buffer spring is located between the adjusting nut and the connecting plate.

The cutter is connected with a second ejector rod, and the second ejector rod is in transmission fit with the lever.

The cutter is connected with a sliding rail in a matching way, and the sliding rail is matched on the pressing support or the second pressing part in a sliding way.

The backspacing return spring is arranged between the cutter and the second pressing component or the pressing bracket.

The cutter is connected with the mounting panel, and the second ejector pin is connected at the mounting panel, sets up the slider on the mounting panel, and the slider configuration is on the slide rail, and the sliding rail is connected on closing the pressure support, and the reset spring that backs sets up closes between the pressure part at mounting panel and second.

The closing and pressing support is provided with a hinged seat, the lever is connected to the hinged seat, and the two end parts of the lever are respectively provided with an arc-shaped block.

The beneficial effects of the utility model are that, this area cut off function's pressure equipment that closes puts, its first pressure part that closes with the second and presses the part to draw close each other and separately cooperate each other and close the pressure along closing the pressure guide rail, wherein the cutter can close the sword groove of pressing the part at the second and stretch out and roll back, the cutter stretches out can cooperate and the first recess cooperation that closes on pressing the part realizes cutting off, stretch out and roll back and close with the second and press the part to close the action and link, stretch out and roll back of cutter need not additionally and dispose the power supply alone, the mechanical cooperation linkage, the cooperation degree of cooperation is high, the operation is stable, and it is convenient to control. In addition, when the pressing device is used for pressing, under the condition that the retraction (deformation of the buffer spring) of the second pressing component is small, the extending stroke of the cutter is relatively increased and larger (meeting the requirement of cutting materials); the problem that the sealed position of the material is damaged because the second pressing component needs to retract by a larger stroke during pressing in order to meet the requirement that the cutter extends by a sufficient stroke is solved.

Therefore, compared with the prior art, the utility model has substantive characteristics and progress.

Drawings

The following describes the details and working principles of the embodiments and examples of the present invention with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is an enlarged view of B in fig. 1.

Fig. 4 is a schematic view of another angle structure of fig. 1.

Fig. 5 is a partial structural schematic view of fig. 1, in which a partial structure of the second pressing member is hidden.

Fig. 6 is a schematic structural view of fig. 5 at another angle.

Fig. 7 is a schematic view of the structure of fig. 6 from another angle.

Fig. 8 is a schematic diagram of a hidden part structure in fig. 7.

In the figure: 4. a first nip member; 5. a second nip member; 8. pressing the guide rail; 16. pressing the support;

30. a groove; 31. a knife slot; 32. a cutter; 33. a guide bar; 34. a buffer spring; 35. a first ejector rod; 36. a lever; 37. a retraction return spring; 38. a guide sleeve; 39. a connecting plate; 40. adjusting the nut; 41. a second ejector rod; 42. a slide rail; 43. mounting a plate; 44. a slider; 45. a hinged seat.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the technical solution. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "fitted/connected", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the schemes can be understood in a concrete manner to those of ordinary skill in the art.

Referring to the drawings, in the embodiment of the present invention, a pressing device with a cutting function includes a first pressing member 4 and a second pressing member 5 that are engaged with each other, the first pressing member 4 and the second pressing member 5 are disposed on a pressing guide rail 8, and the first pressing member 4 and the second pressing member 5 move along the pressing guide rail 8 (which may be commonly or separately disposed), and are engaged with each other to be pressed together, and are separated from each other to return. The first pressing component 4 and the second pressing component 5 adopt different functional pieces to realize different functions, such as hot sealing, ultrasonic sealing and the like. Such as. One of the ultrasonic welding heads is selected, and the other one is selected as a matched cushion seat; or, one of the first pressing component 4 and the second pressing component 5 is a sealing knife (such as a hot knife), and the other is a sealing knife or a cushion seat matched with the sealing knife or the cushion seat.

The first closing and pressing part 4 is provided with a groove 30, the second closing and pressing part is provided with a cutter groove 31, a cutter 32 is arranged in the cutter groove 31, the cutter 32 corresponds to the groove 30, and the cutter 32 extends out and retracts in the cutter groove 31, so that when the first closing and pressing part 4 and the second closing and pressing part 5 are mutually closed and pressed, the cutter 32 extends out to enter the groove 30 to be matched with and cut off materials.

The second pressing component 5 is connected with a guide rod 33, the guide rod 33 is matched with the pressing support 16 in a sliding mode, the guide rod slides on the pressing support, and the second pressing component 5 moves on the pressing support 16 under the matching guiding of the guide rod 33; the pressing support 16 is connected to the pressing guide rail 8 in a matching manner, and the pressing support 16 moves back and forth on the pressing guide rail 8; the second closing component 5 is also provided with a buffer spring 34, when the second closing component 5 is contacted with the first closing component 4 and closed through the buffer spring 34, the operation is stable under the elastic force of the buffer spring 34, the closing support 16 and the second closing component 5 can move relatively and can keep a closing state for a certain time, and when the closing state is released, the buffer spring 34 resets to separate the support and the second closing component 5.

The second pressing part 5 is connected with a first ejector rod 35, and the first ejector rod 35 moves along with the second pressing part 5; a lever 36 is hinged on the joint pressing support 16, and the lever 36 can swing around a fulcrum (a hinged point) on the joint pressing support 16; one end of the lever 36 is in transmission connection and matching with the first ejector rod 35, the other end of the lever 36 is in transmission connection and matching with the cutting knife 32, a hinge point of the lever 36 is arranged between two ends of the lever 36, the cutting knife 32 is further connected with a backspacing return spring 37, and the backspacing return spring 37 enables the extended cutting knife 32 to backspace and reset when not acted by the lever 36, so that the cutting knife 32 is backspaced in the knife groove 31 to wait for next work.

The working principle is that when the first closing and pressing component 4 contacts and closes and presses the second closing and pressing component 5, the buffer spring 34 can be buffered and deformed due to the existence of the buffer spring 34, the closing and pressing bracket 16 can be further drawn close relative to the second closing and pressing component 5, so that the first ejector rod 35 is ejected relatively (towards the back and towards the opposite direction of closing and pressing), the ejection of the first ejector rod 35 acts on the lever 36, the lever 36 swings to act on the cutter 32 through transmission, and the cutter 32 relatively extends out to enter the groove 30 of the second closing and pressing component 5 to be matched with and cut off materials; when the closing pressure is released, the closing pressure bracket 16 is separated relative to the second closing pressure component 5, the buffer spring 34 is restored, the first ejector rod 35 in the ejection state is retracted, and the retraction return spring 37 enables the extended cutter 32 to retract and return when not acted by the lever 36, so that the cutter 32 retracts into the cutter groove 31, and the lever 36 can be driven to swing back.

This area cuts off function's pressure equipment that closes puts, its first pressure part 4 that closes presses part 5 to draw close each other and separately cooperate each other to close with the second and press the pressure along closing pressure guide rail 8, wherein the cutter 32 can stretch out and roll back in the sword groove 31 that the second closed pressure part 5, the cutter 32 stretches out and can cooperate and realize cutting off with the first recess 30 cooperation that closes on pressure part 4, the stretching out and roll back of cutter 32 and close pressure part 5 and roll back reset spring 37 cooperation linkage with the second, the stretching out and roll back of cutter 32 need not additionally to dispose the power supply alone, mechanical cooperation linkage, the cooperation degree is high, the operation is stable, and it is convenient to control. In addition, when the pressing device presses, under the condition that the second pressing component retreats (the buffer spring deforms) by a small stroke, the extending stroke of the cutter is relatively increased and larger (the requirement for cutting materials is met); the problem that the sealing position of the material is damaged because the second pressing component needs to retract by a larger stroke during pressing in order to meet the requirement that the cutter extends out of a sufficient stroke is solved.

The following optimization or further explanation can be made on the basis of the above embodiments, respectively.

For example, the edge of the cutter 32 is a flat cutter, a toothed cutter, an inclined cutter or a V-shaped cutter. May be selected according to the material or the cutting effect.

The buffer spring 34 is used for buffering the relative movement of the pressing bracket 16 relative to the second pressing member 5, and the buffer spring 34 may be connected between the second pressing member 5 and the pressing bracket 16 or the buffer spring 34 may be connected between the guide rod 33 and the pressing bracket 16. For example, in the figure, the pressing bracket 16 is provided with a guide sleeve 38, the guide sleeve 38 is used for the guide rod 33, and the guide rod 33 can slide in the guide sleeve 38; the pressing support 16 is provided with a connecting plate 39, the buffer spring 34 is sleeved on the guide rod 33, the guide rod 33 is provided with an adjusting nut 40, the buffer spring 34 is positioned between the adjusting nut 40 and the connecting plate 39 of the pressing support 16, the connecting plate 39 can limit the buffer spring 34, in addition, the tightness of the buffer spring 34 can be adjusted by the adjusting nut 40, and the initial position of the second pressing part 5 corresponding to the pressing support 16 can be adjusted.

In order to facilitate transmission and facilitate installation and assembly, the cutter 32 is additionally connected with a second ejector rod 41, the transmission connection between the cutter 32 and the lever 36 is realized through the second ejector rod 41, namely, the second ejector rod 41 connected with the cutter 32 is in transmission connection with the lever 36, the end part of the lever 36 can be swung to act on the second ejector rod 41, and the cutter 32 is driven by the second ejector rod 41 to extend out.

In order to make the extension and retraction operation of the cutting knife 32 more stable, a sliding rail 42 may be provided for guiding, for example, the cutting knife 32 is connected with the sliding rail 42 in a matching way, and the sliding rail 42 is matched on the pressing bracket 16 or the second pressing component 5 in a sliding way.

A retraction return spring 37 may be disposed between the cutting blade 32 and the second pressing member or the pressing bracket 16 to cooperate to retract the cutting blade 32 (move in the direction opposite to the pressing direction). The retraction return spring 37 may be directly connected to the cutting knife 32, or may be connected to a component (such as the second push rod 41 or the mounting plate 43) moving together with the cutting knife 32, the retraction return spring 37 is located between the cutting knife 32 and the second pressing component when a compression spring is used, and the retraction return spring 37 is located between the cutting knife 32 and the pressing bracket 16 when an extension spring is used. For example, in the figure, the cutting knife 32 is connected with the mounting plate 43, the second push rod 41 is connected with the mounting plate 43, the mounting plate 43 is provided with the slider 44, the slider 44 is configured on the slide rail 42 to slide in a guiding manner, the slide rail 42 is connected with the combined pressure bracket 16 (the mounting block 47 can be arranged to provide the slide rail 42), the retraction return spring 37 is arranged between the mounting plate 43 and the second combined pressure part 5, a compression spring can be adopted, and in order to make the installation and the setting of the retraction return spring 37 more convenient and the operation more stable, the mounting plate 43 can be provided with a spring hole for setting. The cutter 32 can be connected to the mounting plate 43 by welding or fastening, and the position of the cutter 32 relative to the mounting plate 43 can be adjusted by fastening, so that the initial state of the cutter 32 can be adjusted.

In addition, the first ejector rod 35 and the lever 36 are in top transmission fit (mutual ejection), the second ejector rod 41 and the lever 36 are also in top transmission fit (mutual ejection), arc-shaped blocks can be arranged at two end portions of the lever 36 respectively, and smooth transmission is facilitated when the relative position of the top transmission fit changes. In addition, the pressing bracket 16 is provided with a hinge seat 45, the lever 36 is connected to the hinge seat 45, the fulcrum of the lever 36 is a hinge shaft of the hinge seat 45, and the lever 36 is equivalent to a swing arm.

The foregoing is a preferred embodiment of the present invention, and it should be noted that the scope of the present invention is not limited thereto. For those skilled in the art, without departing from the scope of the present invention, it should be understood that various modifications, enhancements and equivalents may be made without departing from the scope of the present invention.

Claims

1. The utility model provides a pressure equipment of closing of function is cut off in area presses piece (4) and second to close and press piece (5) including the first part of pressing that mutually supports, and first pressing piece (4) and second close and press piece (5) configuration on closing pressure guide rail (8), its characterized in that: the first pressing component (4) is provided with a groove (30), the second pressing component (5) is provided with a cutter groove (31), a cutter (32) is arranged in the cutter groove (31), the cutter (32) corresponds to the groove (30),

the second pressing component (5) is connected with a guide rod (33), the guide rod (33) is in sliding fit with a pressing support (16), the pressing support (16) is connected to the pressing guide rail (8) in a matching mode, the second pressing component (5) is further provided with a buffer spring (34), the second pressing component (5) is connected with a first ejector rod (35), the pressing support (16) is hinged with a lever (36), one end of the lever (36) is in transmission connection and matching with the first ejector rod (35), and the other end of the lever (36) is in transmission connection and matching with the cutter (32);

the cutter (32) is also connected with a backspacing return spring (37).

2. The pressing and pressing device with cutting function as claimed in claim 1, wherein: the edge of the cutter (32) is a flat cutter, a toothed cutter, an inclined cutter or a V-shaped cutter.

3. The pressing and pressing device with cutting function as claimed in claim 1, wherein: the buffer spring (34) is connected between the second pressing component (5) and the pressing support (16) or the buffer spring (34) is connected between the guide rod (33) and the pressing support (16).

4. The pressing and pressing device with cutting function as claimed in claim 1, wherein: a guide sleeve (38) matched with the guide rod (33) is arranged on the pressing support (16), a connecting plate (39) is arranged on the pressing support (16), the buffer spring (34) is sleeved on the guide rod (33), an adjusting nut (40) is arranged on the guide rod (33), and the buffer spring (34) is positioned between the adjusting nut (40) and the connecting plate (39).

5. The pressing and pressing device with cutting function as claimed in claim 1, wherein: the cutter (32) is connected with a second ejector rod (41), and the second ejector rod (41) is in transmission fit with the lever (36).

6. The pressing and pressing device with cutting function as claimed in claim 1, wherein: the cutter (32) is connected with a sliding rail (42) in a matching way, and the sliding rail (42) is matched on the pressing bracket (16) or the second pressing part (5) in a sliding way.

7. The pressing and pressing device with cutting function as claimed in claim 1, wherein: the retraction return spring (37) is arranged between the cutter (32) and the second pressing member or the pressing bracket (16).

8. The pressing and pressing device with cutting function as claimed in claim 7, wherein: the cutter (32) is connected with an installation plate (43), the second ejector rod (41) is connected to the installation plate (43), a sliding block (44) is arranged on the installation plate (43), the sliding block (44) is arranged on a sliding rail (42), the sliding rail (42) is connected to the pressure combining support (16), and the backspacing return spring (37) is arranged between the installation plate (43) and the second pressure combining component (5).

9. The pressing and fitting device with cutting function according to claim 1 or 5, characterized in that: close and have articulated seat (45) on pressing support (16), lever (36) are connected on articulated seat (45), and the both ends of lever (36) are provided with the arc piece respectively.