CN214691642U - Correcting mechanism for completing tray correction on chain conveyor by single power - Google Patents

Abstract

A correction mechanism for completing tray correction on a chain conveyor by single power comprises a jacking table, a jacking device, an unpowered roller platform, a correction clamping jaw assembly, a positioning hook assembly, a clamping jaw passive driving piece and a positioning hook passive driving piece; the jacking table is mounted on the jacking device, the unpowered roller platform, the correcting clamping jaw assembly and the positioning hook assembly are mounted on the jacking table, the unpowered roller platform comprises a plurality of groups of unpowered roller assemblies, the correcting clamping jaw assembly comprises at least one pair of clamping jaws, and the positioning hook assembly comprises at least one pair of positioning hooks matched with the clamping jaws; the clamping jaw passive driving piece is matched with the correcting clamping jaw assembly to realize clamping action; the positioning hook passive driving piece is matched with the positioning hook component, so that the positioning hook passive driving piece is separated from the correcting clamping jaw component, and the locking is released. The correcting mechanism has a compact structure, completes the actions of jacking, correcting and position keeping of the tray under the condition of one lifting power, saves power, simplifies control and saves cost.

Description

Correcting mechanism for completing tray correction on chain conveyor by single power

Technical Field

The utility model relates to a transfer chain corrects the tray of kneck with other equipment among the storage commodity circulation field, concretely relates to accomplish the aligning gear that the tray was rectified on the chain conveyer with single power.

Background

At present, with the complication of logistics system equipment, various subsystems are often required to be combined into a whole set of warehouse logistics system, such as an AGV system, a conveying line system, stacker storage, shuttle intensive storage and the like. The tray is switched and conveyed among subsystems, so that the accumulation of deviation errors can be caused, the collision or the over edge in the subsequent conveying process is caused, and the correction is required to be performed moderately in the process. The traditional tray correction on the chain conveyor needs a plurality of powers to complete the correction process, and needs to be simplified.

SUMMERY OF THE UTILITY MODEL

The utility model is directed to the above problem, a correction mechanism that tray was rectified on chain conveyor is accomplished with single power is provided.

The purpose of the utility model can be realized by the following technical scheme: a correction mechanism for completing tray correction on a chain conveyor by single power comprises a jacking table, a jacking device, an unpowered roller platform, a correction clamping jaw assembly, a positioning hook assembly, a clamping jaw passive driving piece and a positioning hook passive driving piece; the correcting clamping jaw assembly comprises at least one pair of clamping jaws, two clamping jaws of each pair of clamping jaws respectively extend to two sides of the chain conveyor, the positioning hook assembly comprises at least one pair of positioning hooks matched with the clamping jaws, and the clamping jaw passive driving piece and the positioning hook passive driving piece are both mounted on a rack of the chain conveyor; in the lifting process of the jacking table, the clamping jaw in an open state is in contact with the clamping jaw passive driving piece and is driven to realize clamping action, and the positioning hook hooks the clamping jaw when the clamping jaw clamps the tray in place to realize locking; in the descending process of the jacking table, the positioning hook in the locking state is in contact with the passive driving piece of the positioning hook and is driven to realize the disengaging action, and the clamping jaw is restored to the opening state when being disengaged from the positioning hook.

Further, the jacking platform includes jacking platform main part and first axle center, first axle center is all installed to chain conveyor width direction's both sides of jacking platform main part, first axle center sets up and its homonymy clamping jaw rotation connection with correction clamping jaw assembly along chain conveyor's direction of delivery.

Furthermore, each unpowered roller component of the unpowered roller platform comprises channel steel and first rollers, the channel steel is installed on the jacking table and arranged along the conveying direction of the chain conveyor, the first rollers are arranged along the length direction of the channel steel, and two ends of a mandrel of each first roller are respectively connected with wing plates on two sides of the channel steel in a rotating mode.

Further, every clamping jaw of correcting the clamping jaw subassembly includes clamping jaw arm, second axle center, second cylinder, the one end of clamping jaw arm is located chain conveyor's side and installs the second axle center on it, the second axle center sets up and installs the second cylinder on it along chain conveyor's direction of delivery, and the middle part of clamping jaw arm rotationally connects on the jacking bench, and the other end and the clamping jaw passive form driving piece cooperation of clamping jaw arm. Further, the gripper arms are L-shaped. And a first roller is arranged at the other end of the clamping jaw arm.

Further, every location that the subassembly was colluded in the location colludes includes fixing base, third axle center, colludes arm, extension spring, the fixing base is installed on the jacking bench, installs the third axle center on the fixing base, the third axle center sets up along chain conveyor direction of delivery's horizontal vertical direction, and the third axle center rotates with the middle part of colluding the arm to be connected, collude the upper end of arm and form and collude the portion, collude the lower extreme of arm and pass through extension spring and be connected with the fixing base and keep certain torsion, collude the lower extreme of arm and location and collude the cooperation of passive form driving piece. Furthermore, a second roller is arranged at the lower end of the hook arm.

Compared with the prior art, the beneficial effects of the utility model are that: the jacking platform is designed to be jacked by a jacking device, and a powerless roller platform, a correcting clamping jaw assembly and a positioning hook assembly are mounted on the jacking platform, wherein the powerless roller platform is used for supporting a tray and reducing the movement resistance of the tray in the process of correcting the tray; the chain conveyor is characterized in that a clamping jaw passive driving piece and a positioning hook passive driving piece are arranged on a frame of the chain conveyor, the clamping jaw passive driving piece is used for being matched with the correcting clamping jaw assembly to enable the clamping jaw assembly to achieve clamping action, and the positioning hook passive driving piece is used for being matched with the positioning hook assembly to enable the positioning hook passive driving piece to be disengaged from the correcting clamping jaw assembly to unlock the chain conveyor. The correcting mechanism has a compact structure, completes the actions of jacking, correcting and position keeping of the tray under the condition of one lifting power, saves power, simplifies control and saves cost.

Drawings

Fig. 1 and 2 are a front view and a side view of the overall structure of the present invention, respectively;

fig. 3 and 4 are a front view and a side view of the jacking table, the unpowered roller platform, the correcting clamping jaw assembly and the positioning hook assembly which are assembled and molded in the utility model respectively;

FIG. 5 is a top view of FIG. 4;

fig. 6 and 7 are a front view and a top view of the jacking table of the present invention, respectively;

figures 8 and 9 are front and top cross-sectional views, respectively, of an unpowered roller platform of the present invention;

figures 10 and 11 are front and side views, respectively, of a jaw of the aligning jaw assembly of the present invention;

fig. 12 and 13 are a front view and a side view of a positioning hook of the positioning hook assembly of the present invention;

FIG. 14 is a schematic view showing a front view of the present invention in operation;

fig. 15 is a schematic diagram of the side view of the present invention in operation.

The reference numbers are as follows:

1 jacking table

101 jacking table body

102 first axis

2 unpowered roller platform

201 channel steel

202 first roller

3 correcting clamping jaw assembly

301 gripper arm

302 second axle center

303 second roller

304 first roller

4 positioning hook assembly

401 fixed seat

402 third axis

403 hook arm

404 extension spring

405 second scroll wheel

5 clamping jaw passive driving piece

6 location colludes passive form driving piece

7 tray.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.

Referring to fig. 1 and 2, a correcting mechanism for completing tray correction on a chain conveyor with single power comprises a jacking table 1, a jacking device, an unpowered roller platform 2, a correcting clamping jaw assembly 3, a positioning hook assembly 4, a clamping jaw passive driving member 5 and a positioning hook passive driving member 6. Referring to fig. 3 to 5, the jacking table 1, the unpowered roller platform 2, the correcting clamping jaw assembly 3 and the positioning hook assembly 4 are assembled together. The jacking table 1 is mounted on a jacking device, which is not shown in the drawing. The clamping jaw passive driving element 5 and the positioning hook passive driving element 6 are arranged on a frame of the chain conveyor.

The jacking table 1 is arranged below the conveying surface of the chain conveyor and used for installing the unpowered roller platform 2, the correcting clamping jaw assembly 3 and the positioning hook assembly 4. Specifically, referring to fig. 6 and 7, the jacking table 1 comprises a jacking table main body 101 and a first shaft center 102, and the jacking table main body 101 is formed by welding a plurality of sectional materials so as to maintain the required rigidity in the process of jacking the tray and correcting. First shaft centers 102 are fixed on two sides of the jacking table main body 101, the first shaft centers 102 extend along the conveying direction of the chain conveyor, and the first shaft centers 102 are used for installing the correcting clamping jaw assemblies 3.

The jacking device is used for jacking the jacking table 1, so that the top surface of the unpowered roller platform 2 on the jacking table 1 is higher than the conveying surface from the conveying surface lower than the chain conveyor, the tray 7 is supported, and the jacking device is not limited to a cylinder, a hydraulic cylinder or a motor speed reducer.

The unpowered roller platform 2 is used for bearing the tray 7 and goods on the tray, the tray 7 can slide on the unpowered roller platform, and the oil extraction unpowered roller can reduce the tray moving resistance in the process of correcting the tray. Specifically, referring to fig. 3-5, the unpowered roller platform 2 includes unpowered roller assemblies, and multiple groups of unpowered roller assemblies are equally spaced apart along the width direction of the chain conveyor on the jacking table 1. With reference to fig. 8 and 9, each set of unpowered roller assembly includes a channel steel 201 and a first roller 202, the channel steel 201 is fixed on the jacking table 1 and extends along the conveying direction of the chain conveyor, the first rollers 202 are arranged along the length direction of the channel steel 201, and two ends of a mandrel of each first roller 202 are rotatably connected with wing plates on two sides of the channel steel 201.

And the correcting clamping jaw assembly 3 is used for clamping the tray 7 on the unpowered roller platform 2 to realize the correction of the posture of the tray. Referring to fig. 3 to 5, the aligning jaw assembly 3 includes at least one pair of jaws, and two jaws of each pair of jaws are symmetrically mounted on two first axes 102 of the jacking table 1. Referring to fig. 10 and 11, each jaw mainly includes a jaw arm 301, a second shaft 302, and a second roller 303, where the jaw arm 301 may be L-shaped as shown in the drawings, and may also be in other conventional shapes known to those skilled in the art, one end of the jaw arm 301 is located at the side of the chain conveyor and is fixed with the second shaft 302, the second shaft 302 extends along the conveying direction of the chain conveyor and is installed with the second roller 303 that is used for contacting with the tray 7 and is rotatable, the middle of the jaw arm 301 is installed on the first shaft 102 of the jacking table 1, the other end of the jaw arm 301 is located below the jacking table 1 or between the profile gaps for cooperating with the jaw passive driving member 5, and the other end of the jaw arm 301 is also installed with a first roller 304 that is convenient for being driven by the jaw passive driving member 5. In this embodiment, each clamping jaw includes two clamping jaw arms 301, a second shaft 302 is fixed to one end of each clamping jaw arm 301, and three second rollers 303 are mounted on the second shaft 302.

The positioning hook assembly 4 is used for hooking the correcting clamping jaw assembly 3 after the correcting clamping jaw assembly 3 clamps the tray 7, and the correcting clamping jaw assembly 3 in the descending process of the jacking table 1 is ensured to maintain a clamping state. Referring to fig. 3 to 5, the positioning hook assembly 4 includes at least one pair of positioning hooks, and the two positioning hooks of each pair of positioning hooks are symmetrically installed on the jacking table 1. Referring to fig. 12 and 13, each positioning hook mainly includes a fixing base 401, a third axis 402, a hook arm 403, and an extension spring 404, the fixing base 401 is fixed on the jacking table 1, the third axis 402 is fixed on the fixing base 401, the third axis 402 is arranged along the horizontal vertical direction of the conveying direction of the chain conveyor, the third axis 402 is rotatably connected with the middle of the hook arm 403, a hook portion for hooking the jaw arm 301 of the jaw is formed at the upper end of the hook arm 403, the lower end of the hook arm 403 is connected with the fixing base 401 through the extension spring 404 and keeps a certain torsion, the lower end of the hook arm 403 is used for being matched with the positioning hook passive driving element 6, and a second roller 405 convenient for driving the positioning hook passive driving element 6 is further mountable on the lower end of the hook arm 403.

During operation, chain conveyor transports the tray 7 that is equipped with the goods, and when installing sensor on chain conveyor and detecting tray 7, tray 7 is located this correction mechanism directly over, and this correction mechanism work.

When the correcting mechanism is in an initial state, as shown in the uppermost part of fig. 14 and 15, the top surface of the unpowered roller platform 2 is lower than the conveying surface of the chain conveyor, and the height difference between the two is a; the two clamping jaws of the correcting clamping jaw assembly 3 are in an open position, and the other end of the clamping jaw arm 301 is not contacted with the clamping jaw passive driving part 5; the lower end of the hook arm 403 of the positioning hook assembly 4 is in contact with the passive driving element 6 of the positioning hook and is pushed open, that is, the hook arm 403 of the positioning hook does not hook the clamping jaw arm 301 of the clamping jaw, and the positioning hook assembly 4 is in a state of releasing the calibration clamping jaw assembly 3.

The jacking device jacks the jacking table 1 firstly, in the process, the middle part of the graph 14 and the graph 15 is firstly seen, the top surface of the unpowered roller platform 2 rises but is still lower than the conveying surface of the chain conveyor, the height difference between the top surface and the conveying surface is b, and b is less than a; the two clamping jaws of the correcting clamping jaw assembly 3 are still in the open position until the other end of the clamping jaw arm 301 is contacted with the clamping jaw passive driving part 5; the lower end of the hook arm 403 of the positioning hook assembly 4 is separated from the passive driving element 6 of the positioning hook, but the positioning hook assembly 4 is still in a state of releasing the correcting clamping jaw assembly 3 because the hook part of the hook arm 403 is blocked by the clamping jaw arm 301 of the clamping jaw. Referring to the lowest part of fig. 14 and fig. 15 again, the jacking device continues to jack the jacking table 1, the top surface of the unpowered roller platform 2 is flush with the conveying surface of the chain conveyor, namely, is in contact with the tray 7, and then the tray 7 is jacked by a height c; because the position of the jaw passive driving member 5 is fixed, as the jacking table 1 continuously rises, the other ends of the jaw arms 301 of the two jaws of the correction jaw assembly 3 are driven by the jaw passive driving member 5, so that one ends of the jaw arms 301 of the two jaws oppositely push the tray 7 inwards until the tray 7 is clamped in place, and the correction is completed, at the moment, the hook arm 403 of the positioning hook assembly 4 is not blocked by the jaw arm 301 of the jaw, the hook arm 403 hooks the jaw arm 301 of the jaw under the action of the tension spring 404, and the positioning hook assembly 4 is locked to the correction jaw assembly 3, so that the correction jaw assembly 3 in the descending process of the jacking table 1 is ensured to maintain the state of clamping the tray 7.

After the posture correction of the pallet on the unpowered roller platform 2 is completed, the jacking device drives the jacking table 1 to descend, and when the jacking table 1 descends to the position where the top surface of the unpowered roller platform 2 is lower than the conveying surface of the chain conveyor, the lower end of the hook arm 403 of the positioning hook assembly 4 is in contact with the positioning hook passive driving piece 6. Because the position of the positioning hook passive driving part 6 is fixed, along with the continuous descending of the jacking table 1, the hook arm 403 of the positioning hook component 4 is driven by the clamping jaw passive driving part 5 to incline, after the hook arm is inclined to a certain angle, the hook arm 403 of the positioning hook is separated from the clamping jaw arm 301 of the clamping jaw, the positioning hook component 4 is in a state of releasing the correcting clamping jaw component 3, the two clamping jaws of the correcting clamping jaw component 3 are restored to an open state, and the pose correction of the next tray is waited.

It should be noted that many variations and modifications of the embodiments of the present invention are possible, which are fully described, and are not limited to the specific examples of the above embodiments. The above embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In conclusion, the scope of the present invention should include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art.

Claims (8)

1. A correction mechanism for completing tray correction on a chain conveyor by single power is characterized by comprising a jacking table, a jacking device, an unpowered roller platform, a correction clamping jaw assembly, a positioning hook assembly, a clamping jaw passive driving piece and a positioning hook passive driving piece; the correcting clamping jaw assembly comprises at least one pair of clamping jaws, two clamping jaws of each pair of clamping jaws respectively extend to two sides of the chain conveyor, the positioning hook assembly comprises at least one pair of positioning hooks matched with the clamping jaws, and the clamping jaw passive driving piece and the positioning hook passive driving piece are both mounted on a rack of the chain conveyor;

in the lifting process of the jacking table, the clamping jaw in an open state is in contact with the clamping jaw passive driving piece and is driven to realize clamping action, and the positioning hook hooks the clamping jaw when the clamping jaw clamps the tray in place to realize locking; in the descending process of the jacking table, the positioning hook in the locking state is in contact with the passive driving piece of the positioning hook and is driven to realize the disengaging action, and the clamping jaw is restored to the opening state when being disengaged from the positioning hook.

2. The correcting mechanism for completing tray correction on a chain conveyor with single power as claimed in claim 1, wherein the jacking table comprises a jacking table main body and a first shaft center, the first shaft center is installed on both sides of the jacking table main body in the width direction of the chain conveyor, the first shaft center is arranged along the conveying direction of the chain conveyor and is rotatably connected with the clamping jaws on the same side of the correcting clamping jaw assembly.

3. The correcting mechanism for completing correction of the upper tray of the chain conveyor with single power according to claim 1, wherein each group of unpowered roller assemblies of the unpowered roller platform comprises a channel steel and a first roller, the channel steel is mounted on the jacking table and arranged along the conveying direction of the chain conveyor, the first rollers are arranged along the length direction of the channel steel, and two ends of a mandrel of each first roller are respectively and rotatably connected with wing plates on two sides of the channel steel.

4. The correcting mechanism for completing tray correction on a chain conveyor with single power as claimed in claim 1, wherein each clamping jaw of the correcting clamping jaw assembly comprises a clamping jaw arm, a second shaft center and a second roller, one end of the clamping jaw arm is located at the side of the chain conveyor and the second shaft center is installed on the clamping jaw arm, the second shaft center is arranged along the conveying direction of the chain conveyor and the second roller is installed on the second shaft center, the middle part of the clamping jaw arm is rotatably connected to the jacking table, and the other end of the clamping jaw arm is matched with the clamping jaw passive driving piece.

5. The alignment mechanism for performing pallet alignment on a chain conveyor with single power as claimed in claim 4 wherein said gripper arms are L-shaped.

6. The alignment mechanism for performing pallet alignment on a chain conveyor with single power as claimed in claim 4 wherein a first roller is provided on the other end of the gripper arm.

7. The correcting mechanism for completing the correction of the tray on the chain conveyor with single power as claimed in claim 1, wherein each positioning hook of the positioning hook assembly comprises a fixing seat, a third axis, a hook arm and an extension spring, the fixing seat is installed on the jacking table, the fixing seat is provided with the third axis, the third axis is arranged along the horizontal vertical direction of the conveying direction of the chain conveyor, the third axis is rotatably connected with the middle part of the hook arm, the upper end of the hook arm forms a hook part, the lower end of the hook arm is connected with the fixing seat through the extension spring and keeps a certain torsion, and the lower end of the hook arm is matched with the positioning hook passive driving element.

8. The correcting mechanism for correcting the tray on the chain conveyor with single power as claimed in claim 7, wherein the lower end of the hook arm is provided with a second roller.

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