Automatic punching bag making machine

Abstract

The utility model discloses an automatic punching bag making machine, which belongs to the technical field of bag making machines and comprises a rack, a conveying belt is mounted at the upper end of the rack, a punching mechanism is arranged on the left side of the conveying belt, return mechanisms are arranged on the front side and the rear side of the punching mechanism, a rubber plug block is arranged on the inner side of a butt joint screw sleeve, and a threaded rod is fixedly mounted at the lower end of the rubber plug block. According to the automatic punching bag making machine, the punching mechanism and the returning mechanism are additionally arranged, the punching mechanism adopts a rubber extrusion butt joint mode and a threaded connection mode, so that a punching structure can be rapidly replaced, when the punching structure is replaced, the punching mechanism can be conveniently replaced, and the punching structure is convenient to replace. The punching mechanism can be rapidly replaced, then the punching specification and shape are changed, the punching mechanism is matched with bag bodies with different requirements, the homing mechanism and the punching mechanism supplement each other, the homing mechanism is used for clamping and stabilizing the punching mechanism at the two ends, and the use safety and reliability of the punching mechanism are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bag making machines, in particular to an automatic punching bag making machine. Background Art

[0002] Bag making machine is a mechanical equipment used to produce plastic bags, paper bags and other packaging bags. It transforms raw materials (such as plastic film, paper, etc.) into packaging bags with specific shapes and functions by molding, sealing, printing and other processes. Bag making machine is usually composed of feeding system, molding system, sealing system, printing system and other parts. It has the characteristics of high efficiency, high degree of automation and fast production speed. In the modern packaging industry, bag making machine plays an important role and is widely used in food, medicine, cosmetics, daily necessities and other fields. The continuous innovation and upgrading of bag making machine makes the production of packaging bags more intelligent and environmentally friendly, meeting the ever-changing market demand.

[0003] The patent document with application number CN201920016708.4 discloses a punching device for a bag making machine, wherein its technical points include: a punching device for a bag making machine includes a beam with two ends respectively connected to the two sides of the frame for sliding, two punching brackets connected to the upper surface of the beam for sliding and arranged along the length direction of the beam, and two punching cylinders respectively arranged on the punching brackets, a positioning assembly for limiting the working position of the punching bracket on the beam is arranged on the beam, and an adjustment mechanism for driving the beam to slide along the length direction of the frame is arranged on the frame. The utility model has the advantage of being able to adjust the punching position. Based on the search of the above patents and in combination with the punching bag making machine in the prior art, it is found that when the punching bag making machine is used, the bag making machine has a large demand for bag making and needs to change the specifications of the punching, but replacing the punching structure takes a lot of time, the replacement operation is complicated, and the installation offset is more likely to occur. However, the difficulty of replacement will affect the later work process. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic punching bag making machine to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic punching bag making machine, comprising a frame, a conveyor belt is installed on the upper end of the frame, a punching mechanism is arranged on the left side of the conveyor belt, and homing mechanisms are arranged on the front and rear sides of the punching mechanism, the punching mechanism comprises a butt screw sleeve, a rubber plug, a threaded rod, a cutting plate and a punching rod, a rubber plug is arranged on the inner side of the butt screw sleeve, a threaded rod is fixedly installed on the lower end of the rubber plug, the threaded rod is threadedly connected to the butt screw sleeve, a cutting plate is fixedly installed on the lower end of the threaded rod, a punching rod is fixedly installed on the lower end of the cutting plate, and a plurality of the punching rods are fixedly installed on the lower end of the cutting plate.

[0006] Optionally, the punching mechanism further includes a limit plate, a limit slot, a threaded sleeve, a limit screw, a limit clamp, a hydraulic cylinder body and a mounting bracket, and a limit plate is arranged below the cutting plate.

[0007] Optionally, a limiting slot is provided on the limiting plate, and the limiting slot is plug-connected with the punching rod.

[0008] Optionally, a threaded sleeve is fixedly mounted on the outer wall of the frame, a mounting bracket is fixedly mounted on the upper end of the frame, a hydraulic cylinder body is fixedly mounted on the middle part of the mounting bracket, and a transmission end of the hydraulic cylinder body is fixedly connected to the docking threaded sleeve.

[0009] Optionally, the inner side of the threaded sleeve is threadedly connected to a limiting screw, and the outer side of the limiting plate is provided with a limiting clamping block.

[0010] Optionally, the return mechanism includes a support plate, a threaded plate, a fixing screw, a clamping plate body, a spring seat, a spring body and a telescopic rod, and a support plate is arranged on the outer side of the cutting plate.

[0011] Optionally, a threaded plate is fixedly mounted on the upper end of the support plate, a fixing screw is threadedly connected to the inner side of the threaded plate, and a clamping plate body is fixedly mounted on one end of the support plate close to the cutting plate, and the clamping plate body is located below the cutting plate.

[0012] Optionally, a spring body is fixedly mounted on the lower end of the support plate, a telescopic rod is provided on the inner side of the spring body, a spring seat is fixedly mounted on the lower end of the telescopic rod, and the spring seat is fixedly mounted on the outer wall of the frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a punching mechanism is provided, and the punching structure can be quickly replaced by adopting a rubber extrusion docking method and a threaded connection method. When replacing the punching structure, the punching structure can be quickly replaced, thereby changing the specifications and shapes of the punching holes to adapt to bag bodies with different requirements. The return mechanism is activated, and the fixing screw is rotated to remove the cutting plate, and the cutting plate is no longer restricted. The cutting plate is then rotated so that the cutting plate falls off from the docking screw sleeve, and the fixing screw is rotated again so that the clamping plate body no longer restricts the limiting plate. Then, the new cutting plate is installed on the docking screw sleeve to achieve the effect of replacing the docking screw sleeve, and then a new limiting plate can be replaced, so that the bag making machine can quickly adapt to the requirements of different punching specifications; in addition, the guiding and limiting effect of the limiting plate and the limiting slot is adopted to ensure that the punching rod passes through the bag body stably and accurately, thereby achieving high-quality punching effect and reducing scrap rate.

[0015] 2. In the utility model, a return mechanism is provided, and the return mechanism and the punching mechanism complement each other to ensure stability and safety during the punching process, which reduces the safety risk of the operator and improves the reliability of the equipment. The return mechanism can quickly return the punching mechanism to the initial position to prepare for the next punching operation, thereby improving production efficiency; the return mechanism adopts a double-end clamping structure, which can fix the cutting plate in the punching mechanism with the threaded plate and the clamping plate body in the return mechanism to achieve a fixed connection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model in a three-dimensional front view;

[0017] Figure 2 It is a schematic structural diagram of the utility model in a plane front view;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from above;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model in a three-dimensional top view;

[0020] Figure 5 The structure of the utility model is schematically shown in a three-dimensional cutaway view. Figure 1 ;

[0021] Figure 6 The structure of the utility model is schematically shown in a three-dimensional cutaway view. Figure 2 ;

[0022] Figure 7 The structure of the utility model is schematically shown in a three-dimensional cutaway view. Figure 3 ;

[0023] Figure 8 For this utility model Figure 6 A schematic diagram of the structure at the center showing a three-dimensional magnification;

[0024] Fig. 9 For this utility model Figure 7 Schematic diagram of the three-dimensional enlarged structure at point B in the middle.

[0025] In the figure: 1. frame; 2. conveyor belt; 3. punching mechanism; 301. docking screw sleeve; 302. rubber plug block; 303. threaded rod; 304. cutting plate; 305. punching rod; 306. limit plate; 307. limit slot; 308. threaded sleeve; 309. limit screw; 310. limit clamp; 311. hydraulic cylinder; 312. mounting bracket; 4. return mechanism; 401. support plate; 402. threaded plate; 403. fixing screw; 404. clamp body; 405. spring seat; 406. spring body; 407. telescopic rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 9 In the embodiment of the utility model, an automatic punching bag making machine includes a frame 1, a conveyor belt 2 is installed on the upper end of the frame 1, a punching mechanism 3 is arranged on the left side of the conveyor belt 2, and a homing mechanism 4 is arranged on the front and rear sides of the punching mechanism 3. The punching mechanism 3 includes a docking screw sleeve 301, a rubber plug 302, a threaded rod 303, a cutting plate 304 and a punching rod 305. A rubber plug 302 is arranged on the inner side of the docking screw sleeve 301, and a threaded rod 303 is fixedly installed on the lower end of the rubber plug 302. The threaded rod 303 is threadedly connected to the docking screw sleeve 301, and a cutting plate 304 is fixedly installed on the lower end of the threaded rod 303. The lower end of the cutting plate 304 is fixedly installed with a punching rod 305, and a plurality of punching rods 305 are fixedly installed on the lower end of the cutting plate 304. The punching mechanism 3 also includes a limit plate 306, a limit slot 307, a threaded sleeve 308, a limit screw 309, a limit clamp 310, a hydraulic cylinder 311 and a mounting bracket 312. A limit plate 306 is arranged below the cutting plate 304, and a limit slot 307 is provided on the limit plate 306. The limit slot 307 and the punching rod 305 are plug-in-relationships. A threaded sleeve 308 is fixedly installed on the outer wall of the frame 1, and a mounting bracket 312 is fixedly installed on the upper end of the frame 1. A hydraulic cylinder 311 is fixedly installed in the middle of the mounting bracket 312. The transmission end of the hydraulic cylinder 311 is fixedly connected to the docking screw sleeve 301. The inner side of the threaded sleeve 308 is threadedly connected to the limit screw 309, and a limit clamp 310 is arranged on the outer side of the limit plate 306.

[0028] The butt screw sleeve 301 enables the cutting plate 304, the punching rod 305 and the limit plate 306 to be installed and replaced quickly and accurately, and provides a stable butt interface. The threaded rod 303 is used to connect the cutting plate 304 and the butt screw sleeve 301. The cutting plate 304 is used to cut the bag body during the punching process, and its shape and size can be replaced according to different punching requirements. The punching rod 305 is used to form holes on the bag body during the punching process, and the limit plate 306 is used to guide the punching rod 305 to penetrate the bag stably. The bag body is used to ensure the accuracy of the punching position, and the precise limiting effect is achieved by cooperating with the limiting slot 307; the limiting screw 309 is used to fix the position of the limiting plate 306 to ensure its stability and accuracy, and the limiting clamp 310 is used to fix the limiting plate 306 to ensure the stability and accuracy of the limiting plate 306 during the punching process; the hydraulic cylinder body 311 provides a strong thrust to drive the cutting plate 304 and the punching rod 305 to insert and lift up, ensuring the smooth progress of the punching process;

[0029] The homing mechanism 4 includes a support plate 401, a threaded plate 402, a fixed screw 403, a clamping plate body 404, a spring seat 405, a spring body 406 and a telescopic rod 407. The outer side of the cutting plate 304 is provided with a support plate 401, the upper end of the support plate 401 is fixedly installed with a threaded plate 402, the inner side of the threaded plate 402 is threadedly connected with a fixed screw 403, the end of the support plate 401 close to the cutting plate 304 is fixedly installed with a clamping plate body 404, the clamping plate body 404 is located below the cutting plate 304, the lower end of the support plate 401 is fixedly installed with a spring body 406, the inner side of the spring body 406 is provided with a telescopic rod 407. The retractable rod 407, the lower end of the telescopic rod 407 is fixedly installed with a spring seat 405, and the spring seat 405 is fixedly installed on the outer wall of the frame 1; the threaded plate 402 and the clamping plate body 404 are used to clamp the punching mechanism 3 to ensure its stability and safety during the punching process, and the fixed screw 403 is used to fix the position of the cutting plate 304 to ensure its stability and accuracy during the punching process; the spring seat 405 is used to fix the spring body 406, which provides support and adjustment of the spring, and the spring body 406 is used to provide a return force, so that the punching mechanism 3 can quickly return to the initial position, thereby improving production efficiency.

[0030] The working principle of the utility model is as follows: the automatic punching bag making machine is additionally provided with a punching mechanism 3 and a return mechanism 4. Before using the automatic punching bag making machine, the hydraulic cylinder 311 needs to be connected to the power supply and the control terminal in advance. When using the automatic punching bag making machine, the punching mechanism 3 is enabled, the hydraulic cylinder 311 is started to push the cutting plate 304 and the punching rod 305 downward, and the punching rod 305 is inserted into the bag body to achieve the punching effect. Under the guiding and limiting effect of the limit plate 306 and the limit slot 307, the punching rod 305 will stably pass through the bag body to achieve the punching effect. If it is necessary to adapt to different working requirements, the punching mechanism 3 is enabled, and the cutting plate 304, the punching rod 305 and the limit plate 306 can be quickly replaced. When replacing the cutting plate 304 and the punching rod 305, it is only necessary to enable the return mechanism 4, rotate and remove the fixed The screw 403 no longer restricts the cutting plate 304, and the cutting plate 304 is rotated again to make the cutting plate 304 fall off from the docking screw sleeve 301, and then the fixing screw 403 is rotated to make the clamping plate body 404 no longer restrict the limiting plate 306, and then the new cutting plate 304 is installed on the docking screw sleeve 301, so as to achieve the effect of replacing the docking screw sleeve 301, and then replace the limiting plate 306 with a new one; in summary, the punching mechanism 3 adopts the rubber extrusion docking method and the threaded connection method to quickly replace the punching structure. When replacing the punching structure, the punching structure can be quickly replaced, thereby changing the specifications and shapes of the punching to adapt to the bag body with different requirements, and the homing mechanism 4 complements the punching mechanism 3, and is used to clamp the punching mechanism 3 at both ends to stabilize it, thereby ensuring the safety and reliability of the use of the punching mechanism 3.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic punching bag making machine, comprising a frame (1), a conveyor belt (2) being installed at the upper end of the frame (1), characterized in that: A punching mechanism (3) is provided on the left side of the conveyor belt (2), and homing mechanisms (4) are provided on both the front and rear sides of the punching mechanism (3). The punching mechanism (3) comprises a butt screw sleeve (301), a rubber plug (302), a threaded rod (303), a cutting plate (304) and a punching rod (305). A rubber plug (302) is provided on the inner side of the butt screw sleeve (301), a threaded rod (303) is fixedly mounted on the lower end of the rubber plug (302), the threaded rod (303) is threadedly connected to the butt screw sleeve (301), a cutting plate (304) is fixedly mounted on the lower end of the threaded rod (303), a punching rod (305) is fixedly mounted on the lower end of the cutting plate (304), and a plurality of punching rods (305) are fixedly mounted on the lower end of the cutting plate (304).

2. The automatic punching bag making machine according to claim 1, characterized in that: The punching mechanism (3) further comprises a limit plate (306), a limit slot (307), a threaded sleeve (308), a limit screw (309), a limit clamp (310), a hydraulic cylinder body (311) and a mounting bracket (312); the limit plate (306) is arranged below the cutting plate (304).

3. The automatic punching bag making machine according to claim 2, characterized in that: The limiting plate (306) is provided with a limiting slot (307), and the limiting slot (307) is in a plug-in relationship with the punching rod (305).

4. The automatic punching bag making machine according to claim 1, characterized in that: A threaded sleeve (308) is fixedly mounted on the outer wall of the frame (1), a mounting bracket (312) is fixedly mounted on the upper end of the frame (1), a hydraulic cylinder body (311) is fixedly mounted in the middle of the mounting bracket (312), and a transmission end of the hydraulic cylinder body (311) is fixedly connected to the docking threaded sleeve (301).

5. The automatic punching bag making machine according to claim 2, characterized in that: The inner side of the threaded sleeve (308) is threadedly connected to a limiting screw rod (309), and the outer side of the limiting plate (306) is provided with a limiting clamp block (310).

6. The automatic punching bag making machine according to claim 1, characterized in that: The return mechanism (4) comprises a support plate (401), a threaded plate (402), a fixing screw (403), a clamping plate body (404), a spring seat (405), a spring body (406) and a telescopic rod (407); the support plate (401) is arranged on the outer side of the cutting plate (304).

7. The automatic punching bag making machine according to claim 6, characterized in that: A threaded plate (402) is fixedly mounted on the upper end of the support plate (401), and a fixing screw (403) is threadedly connected to the inner side of the threaded plate (402). A clamping plate body (404) is fixedly mounted on one end of the support plate (401) close to the cutting plate (304), and the clamping plate body (404) is located below the cutting plate (304).

8. The automatic punching bag making machine according to claim 6, characterized in that: A spring body (406) is fixedly mounted on the lower end of the support plate (401), a telescopic rod (407) is provided on the inner side of the spring body (406), a spring seat (405) is fixedly mounted on the lower end of the telescopic rod (407), and the spring seat (405) is fixedly mounted on the outer wall of the frame (1).

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