Empty bag taking device

Abstract

The utility model provides a bag conveying assembly in an empty bag taking device. The bag conveying assembly comprises a bag conveying bottom plate and a bag conveying chain. A plurality of empty bag fixing parts are arranged on the bag conveying chain; empty bags are fixed to the empty bag fixing part, and the bag conveying chain drives the empty bags to move on the bag conveying bottom plate to the position below the bag taking position of the bag taking assembly. The bag taking assembly comprises a bag taking moving assembly, a first bag taking telescopic part, a second bag taking telescopic part and a suction part. One end of the first bag taking telescopic part is fixed to the bag taking moving assembly, one end of the second bag taking telescopic part is fixed to the other end of the first bag taking telescopic part, and the suction part is arranged at the other end of the second bag taking telescopic part. The bag taking moving assembly drives the first bag taking telescopic part to move between the bag conveying assembly and the conveying assembly. The device has the advantages that empty bag transfer at different height positions is realized by adopting different driving parts to take and place bags; and in the bag taking process, it is guaranteed that bag taking is accurate, smooth, coherent, efficient and stable, and the conditions that bags are connected and cannot be sucked are avoided.

Description

Technical Field

[0001] The utility model relates to an empty bag picking device. Background Art

[0002] In the existing automatic bag picking devices, the problems of continuous bags and inability to suck firmly often occur, which affects the working efficiency of the packaging machine. The positioning of empty bags during transportation is inaccurate. Moreover, generally, the conveying planes before and after bag picking are on the same horizontal plane, which causes trouble for the conversion between different processes. Summary of the Utility Model

[0003] An empty bag picking device provided by the utility model realizes the transfer of empty bags at different height positions by using different driving components for bag picking and bag placing; and during the bag picking process, the accuracy, smoothness, coherence, high efficiency and stability of bag picking are ensured, and the situations of continuous bags and inability to suck firmly are avoided; thus overcoming the defects of the prior art.

[0004] The utility model provides an empty bag picking device, which includes: a bag feeding component 1, a bag picking component 2 and a transportation component 3; the bag feeding component 1 includes: a bag feeding bottom plate 11 and a bag feeding chain 12; a plurality of empty bag fixing parts 13 are provided on the bag feeding chain 12; the empty bags are fixed on the empty bag fixing parts 13, and the bag feeding chain 12 drives the empty bags to move on the bag feeding bottom plate 11 to the lower part of the bag picking position of the bag picking component 2; the bag picking component 2 includes a bag picking moving component 21, a first bag picking telescopic part 22, a second bag picking telescopic part 23 and a sucking part 24; one end of the first bag picking telescopic part 22 is fixed on the bag picking moving component 21, one end of the second bag picking telescopic part 23 is fixed on the other end of the first bag picking telescopic part 22, and the sucking part 24 is arranged at the other end of the second bag picking telescopic part 23; the bag picking moving component 21 drives the first bag picking telescopic part 22 to move between the bag feeding component 1 and the transportation component 3.

[0005] Further, the empty bag fixing part 13 of the empty bag picking device provided by the utility model may further have the following characteristics: the empty bag fixing part 13 includes a fixing base 131 and a pair of fixing rods 132; the fixing base 131 is fixed on the chain joint 121 of the bag feeding chain 12, and one end of the fixing rod 132 is fixed on the fixing base 131; the other end extends out of the bag feeding bottom plate 11.

[0006] Further, the empty bag picking device provided by the utility model may further have the following characteristics: the end of the fixing rod 132 fixed to the fixing base 131 is thick, and the other end is thin.

[0007] Further, the empty bag picking device provided by the utility model may further have the following characteristics: the bag feeding bottom plate 11 includes a middle bottom plate 111 and two side bottom plates 112; the middle bottom plate 111 and the two side bottom plates 112 form a structure with a high middle and low sides; the bag feeding chain 12 is arranged below one side of any one of the side bottom plates 112.

[0008] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The bag picking moving assembly 21 includes a bag picking moving driving part 211, a bag picking moving driving wheel 212, a bag picking moving driven wheel 213, and a bag picking moving belt 214; the bag picking moving belt 214 is sleeved on the bag picking moving driving wheel 212 and the bag picking moving driven wheel 213, and the bag picking moving driving part 211 drives the bag picking moving driving wheel 212 to rotate; one end of the first bag picking telescopic part 22 is fixed on the bag picking moving belt 214.

[0009] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The bag picking moving assembly 21 further includes a guide rail 215; the guide rail 215 is arranged in parallel with the bag picking moving belt 214; the first bag picking telescopic part 22 includes a first bag picking slider 221 and a first bag picking air cylinder 222; the first bag picking slider 221 slides on the guide rail 215 and is fixedly connected to the bag picking moving belt 214; one end of the first bag picking air cylinder 222 is fixed on the first bag picking slider 221.

[0010] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The suction part 24 is two vacuum suction cups; the distance between the two vacuum suction cups is adjustable.

[0011] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The transportation assembly 3 includes a conveyor belt 31 and an air suction pipe 32; there are a plurality of air suction holes on the conveyor belt 31; the air suction holes communicate with the air suction pipe 32.

[0012] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The bag picking moving belt 214 of the bag picking moving assembly 21 drives the first bag picking telescopic part 22 to reach above the bag feeding assembly 1; the first bag picking telescopic part 22 extends, the suction part 24 sucks up the empty bag, and the first bag picking telescopic part 22 retracts; the bag picking moving belt 214 of the bag picking moving assembly 21 drives the second bag picking telescopic part 23 to reach above the transportation assembly 3; the second bag picking telescopic part 23 extends, the suction part 24 deflates, and the empty bag falls onto the transportation assembly 3.

[0013] Furthermore, the present utility model provides an empty bag picking device, which may further have the following features: The second bag picking telescopic part 23 is a second bag picking air cylinder; when the suction part 24 sucks up the empty bag, the second bag picking air cylinder vibrates.

[0014] The utility model provides an empty bag picking device. The fixed rod is in a conical shape with a smaller upper part and a larger lower part, so that it is easier for other packaging bags attached to the packaging bag sucked by the suction cup due to static electricity or other factors to fall off under the action of gravity and friction. At the same time, the bag feeding mechanism consists of three conveying plates. When the middle is high and the two sides are low, the force received by the bag is concentrated on the suction part, and the acting distance of the force becomes longer, so that the bags are not easily connected together. Among them, the vacuum suction cup is continuously jogged twice under the action of two cylinders, and the inertia makes the bags not easily connected together; the lower part of the transportation component is a cavity structure, and the suction component is connected to form a negative pressure, and the formed negative pressure can suck the bag, and then the bag is conveyed to the next station through the belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the empty bag picking device in the embodiment.

[0016] Figure 2 is a schematic structural diagram of the bag feeding component in the embodiment.

[0017] Figure 3 is a schematic structural diagram of the empty bag fixing part in the embodiment.

[0018] Figure 4 is a schematic structural diagram of the bag picking component device in the embodiment.

[0019] Figure 5 is a schematic structural diagram of the transportation component in the embodiment. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following further describes the present utility model in conjunction with the accompanying drawings and specific embodiments.

[0021] Embodiment

[0022] The empty bag picking device includes: a bag feeding component 1, a bag picking component 2, and a transportation component 3.

[0023] In this embodiment, both the bag feeding component 1 and the transportation component 3 are horizontally conveyed, and the two are vertically arranged. Moreover, the conveying plane of the bag feeding component 1 and the transportation plane of the transportation component 3 are not in the same plane and have a height difference.

[0024] The bag feeding component 1 includes: a bag feeding bottom plate 11 and a bag feeding chain 12. A number of empty bag fixing parts 13 are provided on the bag feeding chain 12.

[0025] In this embodiment, the bag feeding bottom plate 11 includes: a middle bottom plate 111 and two side bottom plates 112; the middle bottom plate 111 and the two side bottom plates 112 form a structure with a high middle and low sides; this facilitates the upper surface of the empty bag with a thick middle and thin sides to be relatively flat when moving on the bag feeding bottom plate 11. In this embodiment, the bag feeding chain 12 is arranged at a position below one side of the right side bottom plate 112.

[0026] In this embodiment, the empty bag fixing part 13 includes: a fixing base 131 and a pair of fixing rods 132. The fixing base 131 is fixed on the chain joint 121 of the bag feeding chain 12, and one end of the fixing rod 132 is fixed on the fixing base 131; the other end extends out of the bag feeding bottom plate 11. The distance between the pair of fixing rods 132 of course matches the holes on the empty bag. One end of the fixing rod 132 fixed to the fixing base 131 is thick, and the other end is thin. Such a setting makes it easier to position and fix the bag, laying a foundation for accurately picking up the bag in the next process. Of course, the bag feeding chain 12 is provided with corresponding gears and gear driving components, which are the same as those in the prior art and will not be elaborated.

[0027] The bag picking assembly 2 includes: a bag picking moving assembly 21, a first bag picking telescopic part 22, a second bag picking telescopic part 23, and a sucking part 24.

[0028] One end of the first bag picking telescopic part 22 is fixed on the bag picking moving assembly 21, one end of the second bag picking telescopic part 23 is fixed on the other end of the first bag picking telescopic part 22, and the sucking part 24 is arranged at the other end of the second bag picking telescopic part 23; the bag picking moving assembly 21 drives the first bag picking telescopic part 22 to move between the bag feeding assembly 1 and the transportation assembly 3.

[0029] In this embodiment, the bag picking moving assembly 21 includes: a bag picking moving driving part 211, a bag picking moving driving wheel 212, a bag picking moving driven wheel 213, and a bag picking moving belt 214.

[0030] The bag picking moving belt 214 is sleeved on the bag picking moving driving wheel 212 and the bag picking moving driven wheel 213. The bag picking moving driving part 211 can adopt a driving motor to drive the bag picking moving driving wheel 212 to rotate. The bag picking moving assembly 21 drives the first bag picking telescopic part 22 to move horizontally, back and forth between the bag feeding assembly 1 and the transportation assembly 3.

[0031] In order to support and ensure the smoothness of the horizontal movement of the bag picking moving assembly 21, the bag picking moving assembly 21 further includes: a guide rail 215; the guide rail 215 is arranged in parallel with the bag picking moving belt 214, that is, it is also horizontally arranged. The first bag picking telescopic part 22 includes: a first bag picking slider 221 and a first bag picking air cylinder 222. The first bag picking slider 221 slides on the guide rail 215 and is fixedly connected to the bag picking moving belt 214. The fixed end of the first bag picking air cylinder 222 is fixed on the first bag picking slider 221.

[0032] The second bag picking telescopic part 23 is a second bag picking air cylinder. The fixed end of the second bag picking air cylinder is fixed on the moving end of the first bag picking air cylinder 222. The sucking part 24 is two vacuum suction cups; the two vacuum suction cups are arranged at the telescopic end of the second bag picking air cylinder 23. The distance between the two vacuum suction cups is adjustable, which is convenient for being applicable to empty bags of different sizes.

[0033] In this embodiment, the transportation component 3 includes a conveyor belt 31 and a suction pipe 32. There are a number of suction holes 311 on the conveyor belt 31; the suction holes 311 communicate with the suction pipe 32, and can adsorb the empty bags on the conveyor belt 31. Of course, the conveyor belt 31 is also equipped with corresponding pulleys and driving components, which are the same as those in the prior art and will not be elaborated here.

[0034] Working process of the empty bag picking device:

[0035] The hole in the empty bag is sleeved on the fixed rod 132, and the bag feeding chain 12 drives the empty bag to move on the bag feeding bottom plate 11 to the lower part of the bag picking position of the bag picking component 2.

[0036] The bag picking moving belt 214 in the bag picking moving component 21 drives the first bag picking cylinder 22 to reach above the bag feeding component 1; the first bag picking cylinder 22 extends, and the suction part 24 sucks up the empty bag continuously and quickly twice electrically. At this time, the second bag picking cylinder vibrates. The first bag picking cylinder 22 retracts; the bag picking moving belt 214 in the bag picking moving component 21 drives the second bag picking cylinder 23 to reach above the transportation component 3; the second bag picking cylinder 23 extends, the suction part 24 deflates, and the empty bag falls onto the transportation component 3.

[0037] The suction pipe 32 sucks air, adsorbs the empty bag on the conveyor belt 31 through the suction holes, and is transferred to the next process position along with the conveyor belt 31.

[0038] The embodiments described above are only a part of the embodiments of the present invention, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the scope of protection of the present invention.

Claims

1. An empty bag taking device, characterized in that: It comprises a bag delivery component (1), a bag retrieval component (2) and a transport component (3); The bag delivery component (1) comprises: a bag delivery bottom plate (11) and a bag delivery chain (12); the bag delivery chain (12) is provided with a plurality of empty bag fixing parts (13); the empty bag is fixed on the empty bag fixing parts (13), and the bag delivery chain (12) drives the empty bag to move on the bag delivery bottom plate (11) to below the bag taking position of the bag taking component (2); The bag taking component (2) comprises a bag taking moving component (21), a first bag taking telescopic part (22), a second bag taking telescopic part (23) and a suction part (24); One end of the first bag-taking telescopic part (22) is fixed on the bag-taking moving component (21), one end of the second bag-taking telescopic part (23) is fixed on the other end of the first bag-taking telescopic part (22), and the suction part (24) is arranged on the other end of the second bag-taking telescopic part (23); the bag-taking moving component (21) drives the first bag-taking telescopic part (22) to move between the bag-feeding component (1) and the transport component (3).

2. The empty bag taking device according to claim 1, characterized in that: in, The empty bag fixing part (13) comprises a fixing base (131) and a pair of fixing rods (132); The fixed base (131) is fixed on the chain joint (121) of the bag conveying chain (12); one end of the fixed rod (132) is fixed on the fixed base (131); and the other end extends out of the bag conveying bottom plate (11).

3. The empty bag taking device according to claim 2, characterized in that: in, One end of the fixing rod (132) fixed to the fixing base (131) is thick, and the other end is thin.

4. The empty bag taking device according to claim 1, characterized in that: in, The bag conveying bottom plate (11) comprises a middle bottom plate (111) and two side bottom plates (112); the middle bottom plate (111) and the two side bottom plates (112) form a structure with a high middle and low sides; the bag conveying chain (12) is arranged below one side of any one of the side bottom plates (112).

5. The empty bag taking device according to claim 1, characterized in that: in, The bag taking moving assembly (21) comprises a bag taking moving driving unit (211), a bag taking moving driving wheel (212), a bag taking moving driven wheel (213), and a bag taking moving belt (214); The bag taking movement belt (214) is sleeved on the bag taking movement driving wheel (212) and the bag taking movement passive wheel (213), and the bag taking movement driving unit (211) drives the bag taking movement driving wheel (212) to rotate; One end of the first bag-taking telescopic portion (22) is fixed on the bag-taking moving belt (214).

6. The empty bag taking device according to claim 5, characterized in that: in, The bag taking moving assembly (21) further comprises a guide rail (215); the guide rail (215) is arranged in parallel with the bag taking moving belt (214); The first bag taking telescopic part (22) comprises a first bag taking slider (221) and a first bag taking cylinder (222); The first bag taking sliding block (221) slides on the guide rail (215) and is fixedly connected to the bag taking moving belt (214); One end of the first bag taking cylinder (222) is fixed on the first bag taking slider (221).

7. The empty bag taking device according to claim 1, characterized in that: in, The suction part (24) is two vacuum suction cups; the distance between the two vacuum suction cups is adjustable.

8. The empty bag taking device according to claim 1, characterized in that: in, The transport component (3) comprises a conveyor belt (31) and an air suction pipe (32); The conveying belt (31) is provided with a plurality of air suction holes, and the air suction holes are communicated with the air suction pipe (32).

9. The empty bag taking device according to claim 5 or 6, characterized in that: The bag taking moving belt (214) of the bag taking moving assembly (21) drives the first bag taking telescopic portion (22) to the top of the bag delivering assembly (1); The first bag-taking telescopic part (22) extends, the suction part (24) sucks up the empty bag, and the first bag-taking telescopic part (22) retracts; The bag taking moving belt (214) of the bag taking moving assembly (21) drives the second bag taking telescopic portion (23) to the top of the transport assembly (3); The second bag-taking telescopic portion (23) is extended, the suction portion (24) is deflated, and the empty bag falls onto the transport component (3).

10. The empty bag taking device according to claim 9, characterized in that: in, The second bag taking telescopic part (23) is a second bag taking cylinder; When the suction part (24) sucks up the empty bag, the second bag taking cylinder vibrates.

Images