CN219256622U

CN219256622U - Continuous punching mechanism for PE flat bags

Info

Publication number: CN219256622U
Application number: CN202223476110.4U
Authority: CN
Inventors: 李柱成; 陈柱森; 梁元科
Original assignee: Dongguan Zijun Plastic Bag Products Co ltd
Current assignee: Dongguan Zijun Plastic Bag Products Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-27
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to the technical field of punching devices, in particular to a continuous punching mechanism for PE flat bags, which comprises a frame, wherein a punching device is slidably arranged in the frame and comprises a base and a supporting seat arranged on the base, a feeding groove is arranged in the supporting seat, a connecting plate is arranged in the feeding groove, a punching head is fixedly arranged at the bottom of the connecting plate, and a base matched with the punching head is arranged at the bottom of the supporting seat; the base comprises a supporting rod arranged at the bottom of the supporting seat, the supporting rod comprises a fixed plate and a slag discharging rod fixedly arranged at the center of the fixed plate, the slag discharging rod is connected with a supporting pipe in a sliding manner, and the top of the supporting pipe is flush with the bottom of the feeding groove; the bottom of stay tube is equipped with the spacing ring, is equipped with the spring between spacing ring and the fixed plate, and the spring cover is established on the pole of slagging tap, and the pole of slagging tap then derives the debris that the perforation produced into the perforation head in, and outside the rethread negative pressure was discharged debris the supporting seat. Thereby avoiding the blockage of sundries to slag holes.

Description

Continuous punching mechanism for PE flat bags

Technical Field

The utility model relates to the technical field of punching devices, in particular to a continuous punching mechanism for PE flat bags.

Background

The flat bag has wide application range, and when in manufacture, the PE film is cut according to the specification, then folded in half, and two ends of the folded film are bonded by a high-frequency heat sealing machine, so that the flat bag is formed. When packaging different materials, the requirements on the flat pocket are different, wherein when packaging some materials needing ventilation, the flat pocket needs to be perforated, so that the flat pocket has ventilation function.

Chinese patent publication No. CN213227790U discloses a PE flat pocket punching device, comprising: punching a base; the electric telescopic rod is fixedly connected to the upper end of the punching base; a hollow punching tool bit; the mounting seat is used for connecting the punching tool bit and the electric telescopic rod, and the collecting box is fixedly connected to the mounting seat; the impurity outlet hole is arranged on the mounting seat, one end of the impurity outlet hole is communicated with the punching tool bit, and the other end of the impurity outlet hole faces the collecting box; a placing bottom plate arranged on the punching base; the guide shaft is fixedly connected to the placing bottom plate; the pressing plate is connected to the guide shaft in a sliding manner; according to the PE flat bag punching machine, the placing bottom plate and the pressing plate are arranged, so that a plurality of groups of PE flat bags can be fixed at one time, and meanwhile, the hollow punching tool bit is arranged, so that the punched PE wafer scraps can be conveniently collected, the punching efficiency is improved, and the labor force is relieved. By adopting the scheme, the PE wafer can be effectively chipped and punched, and the blockage of the impurity outlet holes due to the chippings possibly occurs in the punching process, so that other tools are needed to be manually used for cleaning.

Disclosure of Invention

In order to solve the problems, the utility model provides a continuous punching mechanism of a PE flat pocket, a slag discharging rod deduces sundries generated by punching into a punching head, and then the sundries are discharged out of a supporting seat through negative pressure. Thereby avoiding the blockage of sundries to slag holes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the continuous punching mechanism for the PE flat bags comprises a frame, wherein a punching device is slidably arranged in the frame, the punching device comprises a base and a supporting seat arranged on the base, a feeding groove is arranged in the supporting seat, a connecting plate is arranged in the feeding groove, a punching head is fixedly arranged at the bottom of the connecting plate, and a base matched with the punching head is arranged at the bottom of the supporting seat; the base comprises a supporting rod arranged at the bottom of the supporting seat, the supporting rod comprises a fixed plate and a slag discharging rod fixedly arranged at the center of the fixed plate, the slag discharging rod is connected with a supporting pipe in a sliding manner, and the top of the supporting pipe is flush with the bottom of the feeding groove; the bottom of stay tube is equipped with the spacing ring, the spacing ring with be equipped with the spring between the fixed plate, the spring cover is established on the slag tap pole.

As the preferable mode of the utility model, the bottom of the perforating head is fixedly provided with the perforating knife, the inside of the perforating head is provided with the impurity removing holes which are communicated with the perforating knife, and 4 soft pressing columns are uniformly distributed around the perforating knife.

As a preferable mode of the utility model, the top of the slag discharging rod penetrates through the bottom of the supporting seat and is level with the bottom of the feeding groove; the diameter of the slag discharging rod is smaller than that of the impurity removing hole; the outer diameter of the supporting tube is larger than that of the perforating knife.

As the preferable mode of the utility model, the top of the supporting seat is vertically provided with the perforating cylinder, the output end of the perforating cylinder penetrates through the top of the supporting seat, is positioned in the feeding groove and is fixedly connected with the connecting plate, the top of the supporting seat is uniformly distributed with the guide bearings, the optical axis is slidably arranged in the guide bearings, and the end part of the optical axis is fixedly connected with the connecting plate.

As the preferable mode of the utility model, the top of the supporting seat is vertically provided with the perforating cylinder, the output end of the perforating cylinder penetrates through the top of the supporting seat, is positioned in the feeding groove and is fixedly connected with the connecting plate, 2 guide bearings are uniformly distributed at the top of the supporting seat, an optical axis is slidably arranged in the guide bearings, and the end part of the optical axis is fixedly connected with the connecting plate.

Preferably, the frame is also provided with a driving device for pushing the base to move in the frame; the driving device comprises two guide shafts which are arranged in the frame in parallel and a driving screw rod which is positioned under the guide shafts, a linear bearing which is matched with the guide shafts and a screw seat which is matched with the driving screw rod are fixedly arranged on the base, the end part of the driving screw rod is fixedly connected with a motor, and the motor is fixedly arranged on the frame.

Preferably, the two sides of the perforation device are also provided with conveying devices, the conveying devices comprise two rotating shafts rotatably arranged on the frame, and a conveying belt is sleeved between the two rotating shafts.

The utility model has the beneficial effects that: the perforation knife is driven to contact with the supporting tube through the transmission air cylinder, the supporting tube moves to the bottom of the supporting seat, the slag discharging rod deduces sundries generated by perforation into slag discharging holes, and then the sundries are discharged out of the supporting seat through negative pressure. Thereby avoiding the blockage of sundries to slag holes.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a cross-sectional view of the perforating device of the present utility model.

Fig. 3 is a cross-sectional view of a base of the present utility model.

Reference numerals illustrate: 1. the device comprises a frame, a base, a supporting seat, a feeding groove, a perforated cylinder, a connecting plate, a perforated head, a base, a perforated cutter, a impurity removing hole, a pressing column, a fixing plate, a slag discharging rod, a supporting tube, a limiting ring, a spring, a sliding hole, a limiting hole, a guiding shaft, a driving screw rod, a linear bearing, a screw seat, a rotating shaft and a conveying belt.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-3, the utility model relates to a continuous punching mechanism for a PE flat pocket, comprising a frame 1, wherein a punching device is slidably mounted in the frame 1, the punching device comprises a base 2 slidably mounted in the frame 1 and a supporting seat 3 mounted on the base 2, a feeding groove 4 for continuously passing through the flat pocket is arranged in the supporting seat 3, a punching cylinder 5 is vertically mounted at the top of the supporting seat 3, the output end of the punching cylinder 5 passes through the top of the supporting seat 3 and is positioned in the feeding groove 4, a connecting plate 6 is arranged in the feeding groove 4, the connecting plate 6 is fixedly connected with the output end of the punching cylinder 5, a punching head 7 is fixedly mounted at the bottom of the connecting plate 6, and a base 8 matched with the punching head 7 is mounted at the bottom of the supporting seat 3. The bottom fixed mounting of perforation head 7 has perforation sword 9, is equipped with in the perforation head 7 with perforation sword 9 through connection's edulcoration hole 10, perforation sword 9 equipartition has 4 soft press posts 11 all around, and press post 11 prefers elastic plastic to make, and in the in-process of perforation, the position that will punch is fixed through four press posts 11 to limited, guarantees the planarization of punching position. Thereby ensuring that the hole made by the perforating knife 9 is more complete.

In order to ensure that the threading head is stable in the moving process, 2 guide bearings are uniformly distributed at the top of the supporting seat, an optical axis is slidably mounted in the guide bearings, and the end part of the optical axis is fixedly connected with the connection.

Referring to fig. 2-3, the base 8 includes a support rod mounted at the bottom of the support base 3, the support rod includes a fixing plate 12 and a slag discharging rod 13 fixedly mounted at the center of the fixing plate 12, and the fixing plate 12 is fixedly connected with the bottom of the support base 3 through bolts. The top of the slag discharging rod 13 penetrates through the bottom of the supporting seat 3 and is level with the bottom of the feeding trough 4. The diameter of the tapping rod 13 is smaller than the diameter of the impurity removal hole 10. The slag discharging rod 13 is connected with a supporting tube 14 in a sliding way, and the supporting tube 14 is made of hard plastic. The top of the support tube 14 is flush with the bottom of the chute 4. The external diameter of the supporting tube 14 is larger than that of the perforating knife 9, a limiting ring 15 is arranged at the bottom of the supporting tube 14, a spring 16 is arranged between the limiting ring 15 and the fixing plate 12, and the spring 16 is sleeved on the slag discharging rod 13.

The support seat 3 is provided with a sliding hole 17 matched with the support tube 14 at the bottom, a limiting hole 18 matched with the limiting ring 15 is arranged in the bottom of the support seat 3, the limiting hole 18 and the sliding hole 17 are coaxially arranged, the bottom of the support seat 3 is also provided with a mounting hole matched with the fixed plate 12, the support tube 14 is ensured to slide up and down in the support base 8 through the arrangement of the sliding hole 17, the support tube 14 is ensured to move upwards in the process of moving upwards through the arrangement of the limiting hole 18, and the end part of the support tube 14 is ensured not to extend to the movement of the impression flat pocket in the trough 4. In the installation process, the supporting tube 14 is installed in the sliding hole 17, and the spring 16 is sleeved on the slag discharging rod 13 of the supporting tube. And the slag discharging rod 13 is inserted into the supporting tube 14, and finally the fixing plate 12 is fixedly arranged in the mounting hole through bolts to complete assembly, in the use process, the perforating cylinder 5 drives the perforating knife 9 to move towards the bottom of the feeding groove 4, and firstly, four pressing columns 11 are contacted with the surface of the flat pocket, and the perforating knife 9 continuously moves downwards to perforate the flat pocket. After the flat pocket is perforated, the perforation knife 9 continuously moves downwards, contacts with the supporting tube 14, the supporting tube 14 moves towards the bottom of the supporting seat 3, the slag discharging rod 13 deduces sundries generated by perforation into slag discharging holes, and then the sundries are discharged out of the supporting seat 3 through negative pressure. Thereby avoiding the blockage of sundries to slag holes.

The frame 1 is provided with a driving device which is arranged to push the base 2 to move in the frame 1. The driving device comprises two guide shafts 19 which are arranged in the frame 1 in parallel and a driving screw rod 20 which is positioned under the guide shafts 19, a linear bearing 21 which is matched with the guide shafts 19 and a screw seat 22 which is matched with the driving screw rod 20 are fixedly arranged on the base 2, the end part of the driving screw rod 20 is fixedly connected with a motor, and the motor is fixedly arranged on the frame 1. The motor on the frame 1 drives the driving screw rod 20 to rotate so as to drive the base 2 to move in the frame 1, the positions of the base 2 in the frame 1 are adjusted according to the width difference of the flat pockets, and the flat pockets with different sizes and widths are perforated.

The two sides of the perforating device are also provided with conveying devices, each conveying device comprises two rotating shafts 23 rotatably arranged on the frame 1, a conveyor belt 24 is sleeved between the two rotating shafts 23, and the frame 1 is provided with a driving motor for driving the driving belt to rotate.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "both ends," etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The continuous punching mechanism for the PE flat bags comprises a frame and is characterized in that a punching device is slidably arranged in the frame, the punching device comprises a base and a supporting seat arranged on the base, a feeding groove is arranged in the supporting seat, a connecting plate is arranged in the feeding groove, a punching head is fixedly arranged at the bottom of the connecting plate, and a base matched with the punching head is arranged at the bottom of the supporting seat; the base comprises a supporting rod arranged at the bottom of the supporting seat, the supporting rod comprises a fixed plate and a slag discharging rod fixedly arranged at the center of the fixed plate, the slag discharging rod is connected with a supporting pipe in a sliding manner, and the top of the supporting pipe is flush with the bottom of the feeding groove; the bottom of stay tube is equipped with the spacing ring, the spacing ring with be equipped with the spring between the fixed plate, the spring cover is established on the slag tap pole.

2. The continuous perforation mechanism for PE flat bags according to claim 1, wherein: the bottom of the perforating head is fixedly provided with a perforating knife, the inside of the perforating head is provided with impurity removing holes which are communicated with the perforating knife, and 4 soft press columns are uniformly distributed around the perforating knife.

3. The continuous perforation mechanism for PE flat bags according to claim 2, wherein: the top of the slag discharging rod penetrates through the bottom of the supporting seat and is level with the bottom of the feeding trough; the diameter of the slag discharging rod is smaller than that of the impurity removing hole; the outer diameter of the supporting tube is larger than that of the perforating knife.

4. The continuous perforation mechanism for PE flat bags according to claim 1, wherein: the top of supporting seat is vertical to be installed and perforates the cylinder, and the output of perforating the cylinder passes the top of supporting seat is located walk the silo and with connecting plate fixed connection, the equipartition of supporting seat top has 2 guide bearings, slidable mounting has the optical axis in the guide bearing, the tip of optical axis with connecting plate fixed connection.

5. A continuous perforation mechanism for PE flat bags according to claim 3, wherein: the support seat bottom is provided with mounting hole, spacing hole, sliding hole from bottom to top coaxially, the sliding hole with the stay tube adaptation, spacing hole with spacing ring adaptation, the mounting hole with the fixed plate adaptation.

6. The continuous perforation mechanism for PE flat bags according to claim 1, wherein: the frame is also provided with a driving device for pushing the base to move in the frame; the driving device comprises two guide shafts which are arranged in the frame in parallel and a driving screw rod which is positioned under the guide shafts, a linear bearing which is matched with the guide shafts and a screw seat which is matched with the driving screw rod are fixedly arranged on the base, the end part of the driving screw rod is fixedly connected with a motor, and the motor is fixedly arranged on the frame.

7. The continuous perforation mechanism for PE flat bags according to claim 1, wherein: conveying devices are further arranged on two sides of the perforating device, each conveying device comprises two rotating shafts rotatably arranged on the corresponding frame, and a conveying belt is sleeved between the two rotating shafts.