CN211469796U - Plug-type swing arm controlling means and automatic commodity circulation dolly - Google Patents

Abstract

The utility model belongs to the technical field of automatic change logistics mechanical equipment, concretely relates to plug-type swing arm controlling means and automatic change logistics dolly. The middle part of swing arm is provided with the ejector pin in draw-in groove and the scalable draw-in groove of adaptation, when the swing arm expandes to operating condition, the ejector pin card realizes the lock position in the draw-in groove, make swing arm holding position, actuating mechanism need not to bear the effort of swing arm again this moment, the guard action who is showing has been played actuating mechanism, the life of device has effectively been prolonged, and when actuating device promoted the swing arm and resumes initial position, the drive shaft passes through the push rod earlier and promotes the ejector pin, make the ejector pin withdraw from the draw-in groove, then do again and be used for the swing arm, make the swing arm resume, need not to set up extra original driving mechanism, moreover, the steam generator is simple in structure, the operation is fast, and great.

Description

Plug-type swing arm controlling means and automatic commodity circulation dolly

Technical Field

The utility model belongs to the technical field of automatic change logistics mechanical equipment, concretely relates to plug-type swing arm controlling means and automatic change logistics dolly.

Background

In the field of automated logistics machinery, it is often necessary to secure an article with a swing arm that can be deployed and retracted to effect the transfer of the article. In order to realize the unfolding and fixing of the swing arm, in the conventional technical scheme, an air cylinder or an electric cylinder is generally adopted to push the swing arm to rotate until the swing arm is unfolded to a working state, and the swing arm is pulled to rotate reversely after the work is finished until the original state is recovered; or the swing arm is pulled to rotate until the swing arm is unfolded to a working state, and the swing arm is pushed to rotate reversely after the work is finished until the initial state is recovered.

No matter what kind of driving method is adopted, when the swing arm is in a working state, the position of the swing arm needs to be locked, but the swing arm is locked by using an air cylinder or an electric cylinder in the conventional technology, the swing arm is continuously stressed in the working process, the force is unstable, the loss is huge for the driving device, the driving device is very easy to break down, and the service life of the whole device is shortened. Although a few technologies additionally provide a locking mechanism, an additional motive mechanism is required, and the structure is complex and inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's defect, providing an actuating mechanism of usable push-and-pull action realizes the unblock operation simultaneously, need not to set up extra driving mechanism, and simple structure, the swift plug-type swing arm controlling means of operation.

In order to realize the purpose of the utility model, the utility model adopts the technical proposal that: the utility model provides a plug-type swing arm controlling means, includes the bottom plate with the frame rigid coupling, the articulated swing arm in middle part of bottom plate, the swing arm middle part is equipped with the draw-in groove, the bottom plate upper end is equipped with and makes swing arm pivoted actuating mechanism, the bottom plate lower extreme is equipped with the ejector pin that can stretch into in the draw-in groove and make the swing arm keep at the state of expanding, be equipped with between ejector pin and the bottom plate and make the ejector pin paste the elastic element who leans on the swing arm, actuating mechanism keeps away from bottom plate one end and is equipped with the unblock. Set up the ejector pin that draw-in groove and adaptation can stretch into in the draw-in groove at the swing arm middle part, when the swing arm expandes to operating condition, the ejector pin card realizes the lock position in the draw-in groove, makes the swing arm keep the position, and actuating mechanism need not to bear the effort of swing arm again this moment, has played apparent guard action to actuating mechanism, has effectively prolonged the life of device.

Further, the unblock subassembly is including the push rod that can make the ejector pin withdraw from the draw-in groove, the one end rigid coupling sliding sleeve of ejector pin is kept away from to the push rod, sliding sleeve and actuating mechanism's drive shaft rigid coupling, the one end sliding connection sliding shaft of drive shaft is kept away from to the sliding sleeve, the sliding shaft can stretch out or retract the sliding sleeve limitedly, the one end that the sliding shaft stretches out the sliding sleeve is articulated with the swing arm. When the swing arm is required to be restored to the initial position, the push rod can push the ejector rod in advance to enable the ejector rod to withdraw from the clamping groove, and then the driving mechanism acts on the swing arm again to enable the swing arm to be restored.

Furthermore, one end of the ejector rod, which can extend into the clamping groove, is provided with a branch rod, the branch rod extends along the clamping groove, the length of the branch rod is larger than that of the clamping groove, and the push rod acts on the branch rod to enable the ejector rod to withdraw from the clamping groove. The arrangement of the branch rod can avoid the situation that the thickness of the ejector rod is required to be set to exceed the thickness of the swing arm and then can be stirred by the push rod, so that the structure is simpler, and the material consumption of the device is saved.

Furthermore, the two ends of the branch rod extend out of the clamping grooves, one end of the push rod, which is close to the ejector rod, is in an H shape, and the two branch ends of the push rod respectively act with the two ends of the branch rod. The two ends of the ejector rod are simultaneously stirred, the stress is balanced, and the ejector rod is more smooth and stable when retreating from the clamping groove.

Furthermore, one end, far away from the bottom plate, of the swing arm is provided with a buffer roller. The swing arm can be buffered when the swing arm is in contact with an article to be transported, and the swing arm and the article to be transported are protected.

Furthermore, one end, far away from the bottom plate, of the swing arm is provided with an extension plate, and the bottom of the extension plate is provided with a supporting roller. The swing arm is only hinged with the bottom plate at the tail end, the end overhanging outside the swing arm has larger overhanging force, and the arrangement of the supporting roller can improve the stress condition of the swing arm, avoid the damage of the device and prolong the service life.

An automatic logistics trolley comprises the push-pull type swing arm control device.

The utility model discloses following beneficial effect has:

the middle part of swing arm is provided with the ejector pin in draw-in groove and the scalable draw-in groove of adaptation, when the swing arm expandes to operating condition, the ejector pin card realizes the lock position in the draw-in groove, make swing arm holding position, actuating mechanism need not to bear the effort of swing arm again this moment, the guard action who is showing has been played actuating mechanism, the life of device has effectively been prolonged, and when actuating device promoted the swing arm and resumes initial position, the drive shaft passes through the push rod earlier and promotes the ejector pin, make the ejector pin withdraw from the draw-in groove, then do again and be used for the swing arm, make the swing arm resume, need not to set up extra original driving mechanism, moreover, the steam generator is simple in structure, the operation is fast, and great.

Drawings

Fig. 1 is an overall schematic view of the swing arm of the present invention in a retracted state;

fig. 2 is an overall schematic view of the swing arm of the present invention in the unfolded state;

fig. 3 is a schematic diagram of the utility model implemented on an automatic logistics trolley.

Detailed Description

Referring to fig. 1-2, this embodiment shows a push-pull swing arm control device, which includes a bottom plate 1 fixedly connected to a frame, a swing arm 2 is hinged to the middle of the bottom plate 1, a slot 21 is disposed in the middle of the swing arm 2, a driving mechanism 3 is disposed at the upper end of the bottom plate 1 for driving the swing arm 2 to rotate, a push rod 5 is disposed at the lower end of the bottom plate 1 and can extend into the slot 21 to keep the swing arm 2 in an unfolded state, an elastic element 51 is disposed between the push rod 5 and the bottom plate 1 for making the push rod 5 lean against the swing arm 2, and an unlocking component is disposed at one end of the driving mechanism 3, which. It can be understood that, set up draw-in groove 21 and the adaptation can stretch into the ejector pin 5 in draw-in groove 21 in swing arm 2 middle part, when swing arm 2 expandes to operating condition, ejector pin 5 card realizes the lock position in draw-in groove 21, makes swing arm 2 keep the position, and actuating mechanism 3 need not to bear swing arm 2's effort again this moment, has played apparent guard action to actuating mechanism 3, has effectively prolonged the life of device. Wherein, the elastic element 51 can be a telescopic spring, an elastic pull rope and the like, and aims to ensure that the ejector rod 5 keeps leaning against the swing arm 2, so that the ejector rod 5 can be directly clamped into the clamping groove 21 after the swing arm 2 is in place.

Further, the unlocking assembly comprises a push rod 7 which can enable the push rod 5 to exit the clamping groove 21, one end, far away from the push rod 5, of the push rod 7 is fixedly connected with a sliding sleeve 61, the sliding sleeve 61 is fixedly connected with the driving shaft 31 of the driving mechanism 3, one end, far away from the driving shaft 31, of the sliding sleeve 61 is connected with a sliding shaft 62 in a sliding mode, the sliding shaft 62 can extend out of or retract into the sliding sleeve 61 in a limited mode, and one end, extending out of the sliding sleeve 61, of the sliding shaft. It can be understood that, when the swing arm 2 needs to be restored to the initial position, the push rod 7 can firstly push the push rod 5 to withdraw the push rod 5 from the clamping groove 21, and then the driving mechanism 3 acts on the swing arm 2 again to restore the swing arm 2. The key point is that the sliding shaft 62 can extend out or retract into the sliding sleeve 61 in a limited way, that is, a section of idle stroke is formed between the driving shaft 31 and the sliding shaft 62 due to the existence of the sliding sleeve 61, when the driving shaft 31 performs a recovery action, the sliding shaft 62 is firstly fixed, the sliding sleeve 61 drives the push rod 7 to pull the push rod 5 out of the clamping groove 21, then the sliding shaft 62 retracts into the sliding sleeve 61 until the two abut against each other, and then the driving shaft 31 acts on the swing arm 2, so that the swing arm 2 is reset.

Furthermore, one end of the ejector rod 5, which can extend into the clamping groove 21, is provided with a branch rod, the branch rod extends along the clamping groove 21, the length of the branch rod is larger than that of the clamping groove 21, and the push rod 7 acts on the branch rod to enable the ejector rod 5 to withdraw from the clamping groove 21. Furthermore, the two ends of the branch rod extend out of the clamping groove, one end of the push rod 7 close to the ejector rod 5 is in an H shape, and the two branch ends of the push rod 7 respectively act with the two ends of the branch rod. It can be understood that the arrangement of the branch rod can prevent the thickness of the ejector rod 5 from exceeding the thickness of the swing arm 2 to be stirred by the push rod 7, so that the structure is simpler, the material consumption of the device is saved, the two ends of the ejector rod 5 extend out of the clamping grooves 21 to be stirred by the push rod 7, the stress of the ejector rod 5 is balanced, and the ejector rod is more smoothly and stably withdrawn from the clamping grooves 21.

Furthermore, one end of the swing arm 2, which is far away from the bottom plate 1, is provided with an extension plate, and the bottom of the extension plate is provided with a supporting roller. And one end of the swing arm 2 far away from the bottom plate 1 is provided with a buffer roller 4. It can be understood that the tail end of the swing arm 2 is only hinged with the bottom plate 1, a larger cantilever force exists at one end overhanging outside, and the arrangement of the supporting roller can improve the stress condition of the swing arm 2, avoid the damage of the device and prolong the service life. And the arrangement of the buffer roller 4 can buffer the force of the swing arm 2 when contacting the article to be transported, and protect the swing arm 2 and the article to be transported.

Combine fig. 3 to show schematic diagram when plug-type swing arm controlling means implements on automatic commodity circulation dolly 8, commodity circulation dolly 8's left front position, left back position, right front position, right back position has all set up swing arm 2 controlling means, and bogie 9 with two sets of wheel pairs also has left front, left back, right front, four wheels in right back, four swing arms 2 of four groups of commodity circulation dolly 8 respectively with four wheel contact of bogie 9, and support tight rim from the middle part along the fore-and-aft direction, make bogie 9 wholly can transport along with commodity circulation dolly 8 together.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

It is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention, and are not intended to indicate or imply that the claimed components or mechanisms must be in a particular orientation, constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (7)

1. The utility model provides a plug-type swing arm controlling means, includes bottom plate (1) with the frame rigid coupling, its characterized in that: articulated swing arm (2) in middle part of bottom plate (1), swing arm (2) middle part is equipped with draw-in groove (21), bottom plate (1) upper end is equipped with and makes swing arm (2) pivoted actuating mechanism (3), bottom plate (1) lower extreme is equipped with and makes swing arm (2) keep in the ejector pin (5) of expansion state in can stretching into draw-in groove (21), be equipped with between ejector pin (5) and bottom plate (1) and make ejector pin (5) paste elastic element (51) that lean on swing arm (2), actuating mechanism (3) are kept away from bottom plate one end and are equipped with the unblock subassembly that can make ejector pin (5) withdraw from draw-in groove (21).

2. A push-pull swing arm control device according to claim 1, characterized in that: the unblock subassembly is including push rod (7) that can make ejector pin (5) withdraw from draw-in groove (21), one end rigid coupling sliding sleeve (61) of ejector pin (5) are kept away from in push rod (7), driving shaft (31) rigid coupling of sliding sleeve (61) and actuating mechanism (3), one end sliding connection sliding shaft (62) of driving shaft (31) are kept away from in sliding sleeve (61), sliding shaft (62) can stretch out or retract sliding sleeve (61) limitedly, sliding shaft (62) stretch out the one end of sliding sleeve (61) and swing arm (2) are articulated.

3. A push-pull swing arm control device according to claim 2, wherein: one end of the ejector rod (5) capable of extending into the clamping groove (21) is provided with a branch rod, the branch rod extends along the clamping groove (21), the length of the branch rod is larger than that of the clamping groove (21), and the push rod (7) acts on the branch rod to enable the ejector rod (5) to withdraw from the clamping groove (21).

4. A push-pull swing arm control apparatus according to claim 3, wherein: the clamping grooves are extended from the two ends of the branch supporting rod, one end, close to the ejector rod (5), of the push rod (7) is H-shaped, and the two branch ends of the push rod (7) respectively act with the two ends of the branch supporting rod.

5. A swing arm control apparatus as claimed in claim 1, wherein: and a buffer roller (4) is arranged at one end of the swing arm (2) far away from the bottom plate (1).

6. A swing arm control apparatus as claimed in claim 1, wherein: an extension plate is arranged at one end, far away from the bottom plate (1), of the swing arm (2), and supporting rollers are arranged at the bottom of the extension plate.

7. An automatic logistics trolley is characterized in that: comprising a push-pull swing arm control device according to any of claims 1-6.

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