Compact paper taking mechanism

Abstract

A compact type paper taking mechanism comprises a suction cup assembly and a transmission assembly, and a swing rod drives the suction cup assembly through the transmission assembly. The conveying assembly comprises a first swing arm and a second swing arm, one end of the first swing arm is in pivot joint with the supporting base through a first pin shaft, the other end of the first swing arm is connected with one end of the second swing arm through a second pin shaft, the first pin shaft is sleeved with a first belt wheel, and the second pin shaft is sleeved with a second belt wheel. The first belt wheel and the second belt wheel are in transmission through a synchronous belt, one end of the swing rod acts on the first swing arm, and the suction cup assembly is connected with the second swing arm. Rotation driving and linkage of the first swing arm and the second swing arm are achieved through the synchronous belt, the structure is simple and compact, and the occupied space is small.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a compact paper taking mechanism. Background Art

[0002] In packaging machinery, carton forming mechanism is a commonly used equipment, which is used to open the originally folded carton for loading bottles. The carton forming mechanism includes a paper picking mechanism. The existing paper picking mechanism usually adopts a connecting rod linkage method to drive the suction cup to move along a predetermined trajectory. A connecting rod type paper picking mechanism with a Chinese patent publication number of CN204416643U includes a crank, a driving mechanism for driving the crank to rotate, a first cross bar, a second cross bar and a fixed rod; the crank is movably connected to one end of the first connecting rod, the other end of the first connecting rod is movably connected to the first cross bar, and the two ends of the first cross bar are respectively connected to the two ends of the second cross bar through a swing arm, one end of the swing arm is pivotally connected to the first cross bar, and the other end of the swing arm is fixedly connected to the second cross bar; a second connecting rod and a third connecting rod are arranged between the second cross bar and the fixed rod, one end of the second connecting rod is fixedly connected to the second cross bar, the other end of the second connecting rod is movably connected to one end of the third connecting rod, and the other end of the third connecting rod is movably connected to the fixed rod; a suction cup is arranged on the second cross bar. The above connecting rod paper picking mechanism occupies a large space. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a compact paper taking mechanism with compact structure and small occupied space.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a compact paper picking mechanism, including a suction cup assembly and a transmission assembly, a rocker rod drives the suction cup assembly through the transmission assembly; the transmission assembly includes a first swing arm and a second swing arm, one end of the first swing arm is pivotally connected to a support seat through a first pin shaft, the other end of the first swing arm is connected to one end of the second swing arm through a second pin shaft, a first pulley is sleeved on the first pin shaft, a second pulley is sleeved on the second pin shaft, the first pulley and the second pulley are driven by a synchronous belt, one end of the rocker rod acts on the first swing arm, and the suction cup assembly is connected to the second swing arm. The principle of the utility model is as follows: the cam mechanism drives the rocker arm to reciprocate, the rocker arm drives the first rocker arm to swing around the first pin shaft, the first pin shaft rotates to drive the first pulley, the first pulley drives the second pulley through the synchronous belt, the second pulley drives the second pin shaft, the second pin shaft drives the second rocker arm to swing, and the suction cup assembly moves according to a predetermined trajectory through the cooperation of the swing angle of the first rocker arm and the swing angle of the second rocker arm; the utility model utilizes the synchronous belt to realize the rotation drive and linkage of the first rocker arm and the second rocker arm, the structure is simple and compact, and occupies less space.

[0005] As an improvement, a tensioning wheel for tightening the synchronous belt is pivotally connected to the first swing arm.

[0006] As an improvement, transmission assemblies are provided at both ends of the suction cup assembly, and a supporting beam is provided between the support seats corresponding to the transmission assemblies at both ends.

[0007] As an improvement, the suction cup assembly includes a mounting crossbeam and a suction cup arranged on the mounting crossbeam.

[0008] As an improvement, the first swing arm includes two oppositely arranged first side plates, which are connected by a first connecting member and are arranged on the outer side of the support seat; the support seat includes two oppositely arranged second side plates, which are connected by a second connecting member, and the first pulley is arranged between the two second side plates.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] The utility model utilizes a synchronous belt to realize the rotational drive and linkage of the first swing arm and the second swing arm, and the structure is simple and compact, and occupies less space. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the utility model.

[0012] Figure 2 It is a cross-sectional view of the utility model. Implementation

[0013] The utility model will be further described below in conjunction with the accompanying drawings.

[0014] like Figure 1 , 2As shown, a compact paper picking mechanism includes a suction cup assembly 3 and a transmission assembly 2 arranged at both ends of the suction cup assembly 3. The cam mechanism drives the transmission assembly 2 to drive the suction cup assembly 3 through a swing rod 1. The transmission assembly 2 includes a first swing arm 21 and a second swing arm 22. One end of the first swing arm 21 is pivotally connected to a support seat 4 through a first pin shaft 23. The other end of the first swing arm 21 is connected to one end of the second swing arm 22 through a second pin shaft 24. A first pulley 28 is sleeved on the first pin shaft 23, and a second pulley 26 is sleeved on the second pin shaft 24. The first pulley 28 and the second pulley 26 are driven by a synchronous belt 25. A tensioning wheel 27 for tightening the synchronous belt 25 is pivotally connected to the first swing arm 21. One end of the swing rod 1 is connected to the first swing arm 21 through a ball joint, and the swing rod 1 drives the first swing arm 21 to swing back and forth. The suction cup assembly 3 is connected to the second swing arm 22; the suction cup assembly 3 includes a mounting crossbeam 32 and a plurality of suction cups 34 arranged on the mounting crossbeam 32, the mounting crossbeam 32 is an aluminum alloy profile, the suction cups 34 are fixed to the mounting crossbeam 32 by a quick lock 33, and the position of the suction cups 34 can be adjusted as needed; the second swing arm 22 is provided with a profile 31, the end of the mounting crossbeam 32 is fixed to a mounting plate 35, the mounting plate 35 is fixed to the profile 31 by a quick lock, and the position of the mounting crossbeam 32 can be adjusted as needed. A support crossbeam 5 is provided between the support seats 4 corresponding to the transmission assemblies 2 at both ends. The first swing arm 21 includes two first side plates arranged opposite to each other, the two first side plates are connected by a first connecting member, and the two first side plates are arranged on the outer side of the support seat 4; the support seat 4 includes two second side plates arranged opposite to each other, the two second side plates are connected by a second connecting member, and the first pulley 28 is arranged between the two second side plates.

[0015] The principle of the utility model is as follows: the cam mechanism drives the swing rod 1 to reciprocate, the swing rod 1 drives the first swing arm 21 to swing around the first pin shaft 23, the first pin shaft 23 rotates to drive the first pulley 28, the first pulley 28 drives the second pulley 26 through the synchronous belt 25, the second pulley 26 drives the second pin shaft 24, the second pin shaft 24 drives the second swing arm 22 to swing, and the suction cup assembly 3 moves according to a predetermined trajectory through the cooperation of the swing angle of the first swing arm 21 and the swing angle of the second swing arm 22; the utility model utilizes the synchronous belt 25 to realize the rotation drive and linkage of the first swing arm 21 and the second swing arm 22, the structure is simple and compact, and occupies less space.

Claims

1. A compact paper picking mechanism, comprising a suction cup assembly and a transmission assembly, wherein a swing rod drives the suction cup assembly through the transmission assembly; characterized in that: The transmission assembly includes a first swing arm and a second swing arm, one end of the first swing arm is pivotally connected to a support seat via a first pin shaft, the other end of the first swing arm is connected to one end of the second swing arm via a second pin shaft, a first pulley is sleeved on the first pin shaft, a second pulley is sleeved on the second pin shaft, the first pulley and the second pulley are driven by a synchronous belt, one end of the swing rod acts on the first swing arm, and the suction cup assembly is connected to the second swing arm.

2. A compact paper picking mechanism according to claim 1, characterized in that: A tensioning wheel for tightening the synchronous belt is pivotally connected to the first swing arm.

3. A compact paper picking mechanism according to claim 1, characterized in that: Transmission assemblies are provided at both ends of the suction cup assembly, and a supporting beam is provided between the supporting seats corresponding to the transmission assemblies at both ends.

4. A compact paper picking mechanism according to claim 1, characterized in that: The suction cup assembly comprises a mounting crossbeam and a suction cup arranged on the mounting crossbeam.

5. A compact paper picking mechanism according to claim 1, characterized in that: The first swing arm includes two oppositely arranged first side plates, which are connected by a first connecting member and are arranged on the outer side of the support seat; the support seat includes two oppositely arranged second side plates, which are connected by a second connecting member, and the first pulley is arranged between the two second side plates.

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