High-speed automatic grabbing and discharging mechanism of boxing machine

Abstract

The utility model discloses a boxing machine high-speed automatic grabbing and releasing mechanism which comprises a swing arm, a first grabbing and releasing mechanism, a second grabbing and releasing mechanism and a swing driving mechanism, the swing driving mechanism is arranged on a machine frame, the swing driving mechanism is connected with the middle position of the swing arm, one end of the swing arm is connected with the first grabbing and releasing mechanism, and the other end of the swing arm is connected with the second grabbing and releasing mechanism. The other end of the swing arm is connected with the second grabbing and releasing mechanism, and the first grabbing and releasing mechanism and the second grabbing and releasing mechanism are distributed at the two ends of the rack in a mirror symmetry mode and movably connected with the rack. The swing driving mechanism drives the swing arm to drive the first grabbing and releasing mechanism and the second grabbing and releasing mechanism to get close to each other to be closed or get away from each other to be opened. The utility model has the advantages of small swing amplitude, large opening and closing amplitude, higher operation speed and smaller overall volume.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing equipment technical field, concretely is a kind of high-speed automatic grab and put mechanism of box filling machine. BACKGROUND

[0002] The grab and put mechanism of box filling machine plays a vital role in the automatic packaging process, which mainly functions to accurately grab materials and place them accurately into the packaging box, achieving the box-filling operation of the materials. Most existing grab and put mechanisms use three-dimensional space movement, such as longitudinal and lateral movement, which is a large inertia rotation. The grab and put mechanism using the above movement has a low running speed and a large overall volume. SUMMARY

[0003] The utility model aims at overcoming the shortcomings of the prior art, providing a high-speed automatic grab and put mechanism for box filling machine with small swing amplitude, large opening and closing amplitude, improved running speed and small overall volume.

[0004] The utility model is realized by the following technical scheme: a high-speed automatic grab and put mechanism for box filling machine, comprising a swing arm, a first grab and put mechanism, a second grab and put mechanism and a swing driving mechanism. The swing driving mechanism is arranged on a rack, and the swing driving mechanism is connected to the middle part of the swing arm. One end of the swing arm is connected to the first grab and put mechanism, and the other end of the swing arm is connected to the second grab and put mechanism. The first grab and put mechanism and the second grab and put mechanism are symmetrically distributed at both ends of the rack and movably connected to the rack. The swing driving mechanism drives the swing arm to drive the first grab and put mechanism and the second grab and put mechanism to close or open by moving closer to or farther away from each other.

[0005] Further, the first grab and put mechanism includes a first grab and put frame and a first gripper. The first grab and put frame is divided into a first driving section and a first connecting section. The first driving section has an L-shaped structure. The front end of the first driving section is connected to one end of the swing arm through a first cam bearing. The rear end of the first driving section is connected to the first connecting section. The first gripper is fixed to the first connecting section.

[0006] Further, the second grab and put mechanism includes a second grab and put frame and a second gripper. The second grab and put frame is divided into a second driving section and a second connecting section. The second driving section has an L-shaped structure. The front end of the second driving section is connected to the other end of the swing arm through a second cam bearing. The rear end of the second driving section is connected to the second connecting section. The second gripper is fixed to the second connecting section.

[0007] Further, the first gripper is provided with two, and symmetrically spaced, the inner end of the first gripper is provided with a first step, the second gripper is provided with two, and symmetrically spaced, the inner end of the second gripper is provided with a second step, the first step and the second step can be matched.

[0008] Further, the swing driving mechanism comprises a cylinder, a rack, a gear, a connecting shaft, the output end of the cylinder is connected with a mounting plate, the rack is fixed on the mounting plate, the gear is sleeved on the connecting shaft, the connecting shaft and the middle part of the swing arm are fixed, and the rack and the gear are engaged with each other.

[0009] Further, the first driving section is connected with the first slide rail through a first sliding block, and the second driving section is connected with the second slide rail through a second sliding block.

[0010] Further, the two sides of the rack are respectively provided with a guard plate.

[0011] Further, the swing arm is of a structure that the middle part is wide and the two ends are narrow.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model discloses a swing driving mechanism and the middle part of the swing arm are connected, one end of the swing arm is connected with a first cam bearing and a first grab mechanism, the other end of the swing arm is connected with a second cam bearing and a second grab mechanism, the swing arm is driven to swing through the swing driving mechanism, so that the first grab mechanism and the second grab mechanism are driven to move linearly towards each other and close to grab materials, or the first grab mechanism and the second grab mechanism are driven to move linearly in the opposite direction and open to unload materials, so that the first grab mechanism and the second grab mechanism are opened greatly through the small swing of the swing arm, the swing amplitude is small, the opening and closing amplitude is large, the operation speed is improved, the working efficiency is improved, and the overall volume is compact, and the overall volume is reduced.

[0014] 2. The guard plate is arranged on the two sides of the rack, when materials are grabbed, the two sides of the materials are protected by the guard plate, so that the materials can not leak out, when the materials are unloaded, the two sides of the materials are protected by the guard plate, so that the materials can not be tilted, and the stability of grabbing and unloading materials is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural schematic view of the utility model and a robot connection;

[0016] Fig. 2 It is a structural schematic view of the utility model;

[0017] Figs. 3-5The utility model discloses a state structure schematic diagram of grabbing material.

[0018] Figs. 6-8 The utility model discloses a state structure schematic diagram of unloading material.

[0019] The utility model discloses a state structure schematic diagram of grabbing material. Specific embodiments

[0020] Figs. 1-8 The utility model provides a kind of high-speed automatic grab and release material mechanism embodiment structure schematic diagram of boxing machine, including swing arm 1, first grab and release mechanism 2, second grab and release mechanism 3, swing drive mechanism 4, swing drive mechanism 4 is set on rack 5, swing drive mechanism 4 and the middle position of swing arm 1 are connected, one end of swing arm 1 is connected first grab and release mechanism 2, the other end of swing arm 1 is connected second grab and release mechanism 3, first grab and release mechanism 2 and second grab and release mechanism 3 are mirror image symmetry distribution in the both ends of rack 5, and can movably and rack 5 connect, swing drive mechanism 4 drives swing arm 1 to drive first grab and release mechanism 2 and second grab and release mechanism 3 mutually close to close or mutually away to open.

[0021] First grab and release mechanism 2 includes first grab and release frame 6, first gripper 7, first grab and release frame 6 is divided into first drive section 8 and first connecting section 9, first drive section 8 is L type structure, the front end of first drive section 8 is connected through first cam bearing 10 and one end of swing arm 1, the rear end of first drive section 8 and first connecting section 9 are connected, and first gripper 7 is fixed on first connecting section 9.

[0022] Second grab and release mechanism 3 includes second grab and release frame 11, second gripper 12, second grab and release frame 11 is divided into second drive section 13 and second connecting section 14, second drive section 13 is L type structure, the front end of second drive section 13 is connected through second cam bearing 15 and the other end of swing arm 1, the rear end of second drive section 13 and second connecting section 14 are connected, and second gripper 12 is fixed on second connecting section 14.

[0023] The first gripper 7 is provided with two, and symmetrically spaced, the inner end of the first gripper 7 is provided with a first step 16, the second gripper 12 is provided with two, and symmetrically spaced, the inner end of the second gripper 12 is provided with a second step 17, the first step 16 and the second step 17 can be matched.

[0024] The swing driving mechanism 4 comprises a cylinder 18, a rack 19, a gear 20, a connecting shaft 21, the output end of the cylinder 18 is connected with a mounting plate 22, the rack 19 is fixed on the mounting plate 22, the gear 20 is sleeved on the connecting shaft 21, the connecting shaft 21 and the middle position of the swing arm 1 are fixed, and the rack 19 and the gear 20 are engaged with each other.

[0025] The first driving section 8 is connected with the first slide 25 and the first slide rail 23, and the second driving section 13 is connected with the second slide 26 and the second slide rail 24.

[0026] The two sides of the rack 5 are respectively provided with a guard plate 27.

[0027] The swing arm 1 is of a structure that the middle is wide and the two ends are narrow.

[0028] The present grabbing and placing mechanism is installed at the mounting end of the robot 28, and large opening and closing actions are realized through PLC control to realize large-stroke grabbing and placing of materials.

[0029] The present grabbing and placing mechanism is moved to different positions through the robot 28, so that the present grabbing and placing mechanism is adapted to the positions to be grabbed and placed.

[0030] Referring to Figs. 3-5 , when grabbing materials, the cylinder 18 drives the mounting plate 22 to push out the rack 19 to drive the gear 20 to rotate, the gear 20 drives the connecting shaft 21 to drive the swing arm 1 to rotate clockwise around the connecting shaft 21, the two ends of the swing arm 1 drive the first driving section 8 to move linearly along the first slide rail 23 and drive the second driving section 13 to move linearly along the second slide rail 24 through the first cam bearing 10 and the second cam bearing 15, so that the first driving section 8 drives the first gripper 7 to move linearly inward through the first connecting section 9, and the second driving section 13 drives the second gripper 12 to move linearly inward through the second connecting section 14, so that the first gripper 7 and the second gripper 12 simultaneously approach each other to close inward to cooperate with each other to grab materials, in this process, the two sides of the materials are protected by the guard plate 27, and the materials can be reliably prevented from leaking out in the process of high-speed conveying of materials.

[0031] Referring to Figs. 6-8When the material is unloaded, the cylinder 18 retracts the driving mounting plate 22 to drive the rack 19 to retract the gear 20, the gear 20 drives the connecting shaft 21 to drive the swing arm 1 to rotate counterclockwise around the connecting shaft 21, the two ends of the swing arm 1 drive the first driving section 8 to move linearly along the first slide rail 23 and drive the second driving section 13 to move linearly along the second slide rail 24 through the first cam bearing 10 and the second cam bearing 15, so that the first driving section 8 drives the first gripper 7 to move linearly outward through the first connecting section 9, and the second driving section 13 drives the second gripper 12 to move linearly outward through the second connecting section 14, so that the first gripper 7 and the second gripper 12 are simultaneously opened outward to unload the material, and the guard plate 27 can guard the two sides of the material to reliably prevent the material from being deviated during the unloading process.

[0032] The utility model discloses through swing arm 1 swing, can increase the stroke of first catch and release frame 6 and second catch and release frame 11, swing arm 1 only needs to rotate an angle, can first gripper 7 and second gripper 12's wide -range opening and closing action, realized swing amplitude is small, and the opening and closing amplitude is big, improved operating speed, improved work efficiency, and make the overall volume of this catch and release mechanism smaller.

[0033] The above detailed description is for the specific description of the feasible embodiment of the utility model, and the embodiment is not used to limit the patent range of the utility model, and equivalent implementation or change, which is not deviated from the utility model, should be included in the patent range of the case.

Claims

1. A high-speed automatic material handling and feeding mechanism for a cartoning machine, characterized in that: The device includes a swing arm, a first gripping and releasing mechanism, a second gripping and releasing mechanism, and a swing drive mechanism. The swing drive mechanism is mounted on the frame and is connected to the middle of the swing arm. One end of the swing arm is connected to the first gripping and releasing mechanism, and the other end of the swing arm is connected to the second gripping and releasing mechanism. The first gripping and releasing mechanism and the second gripping and releasing mechanism are distributed in a mirror-symmetrical manner at both ends of the frame and are movably connected to the frame. The swing drive mechanism drives the swing arm to move the first gripping and releasing mechanism and the second gripping and releasing mechanism closer together to close or further apart to open.

2. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 1, characterized in that: The first gripping and releasing mechanism includes a first gripping and releasing frame and a first gripper. The first gripping and releasing frame is divided into a first driving section and a first connecting section. The first driving section has an L-shaped structure. The front end of the first driving section is connected to one end of the swing arm through a first cam bearing. The rear end of the first driving section is connected to the first connecting section. The first gripper is fixed on the first connecting section.

3. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 2, characterized in that: The second gripping and releasing mechanism includes a second gripping and releasing frame and a second gripper. The second gripping and releasing frame is divided into a second driving section and a second connecting section. The second driving section has an L-shaped structure. The front end of the second driving section is connected to the other end of the swing arm through a second cam bearing. The rear end of the second driving section is connected to the second connecting section. The second gripper is fixed on the second connecting section.

4. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 3, characterized in that: The first gripper is provided in two parts, which are symmetrically spaced apart. The inner end of the first gripper is provided with a first step. The second gripper is provided in two parts, which are symmetrically spaced apart. The inner end of the second gripper is provided with a second step. The first step and the second step can fit together.

5. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 4, characterized in that: The swing drive mechanism includes a cylinder, a rack, a gear, and a connecting shaft. The output end of the cylinder is connected to a mounting plate. The rack is fixed on the mounting plate. The gear is mounted on the connecting shaft. The connecting shaft and the middle position of the swing arm are fixed. The rack and the gear mesh with each other.

6. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 5, characterized in that: The frame is provided with a first slide rail and a second slide rail. The first drive section is connected to the first slide rail via a first slider, and the second drive section is connected to the second slide rail via a second slider.

7. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 6, characterized in that: The frame is equipped with guard plates on both sides.

8. The high-speed automatic feeding and dispensing mechanism for a cartoning machine according to claim 7, characterized in that: The swing arm has a structure that is wide in the middle and narrow at both ends.

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