CN110356856A - Double ground rail support type stacker - Google Patents

Abstract

The invention provides a double ground rail support type stacker, which includes: chassis suspension, loading platform, lifting mechanism; chassis suspension includes: chassis, active horizontal walking mechanism installed at one end of the chassis, and Passive horizontal walking mechanism, the cargo platform is installed on the chassis, which includes: frame, guide assembly, telescopic fork, the guide assembly is installed at both ends of the frame, and the guide assembly includes: vertical guide rails and guide rails rolling along the guide rails. The wheel set and the telescopic fork are installed on the frame and are located between two guide components. The lifting mechanism includes: a rotating motor, a rotating shaft, a sprocket, and a chain. The stacker of the present invention can walk along two ground rails laid on the ground, avoiding the setting of sky rails. At the same time, the stacker of the present invention uses double chains to drive the loading platform, and uses an active horizontal traveling mechanism with guiding and anti-turnover functions to walk along the ground rail, so that the stacker has better stability and anti-turnover performance.

Description

Double ground rail support type stacker

technical field

The invention relates to a stacker, in particular to a double ground rail support type stacker.

Background technique

In industrial production, it is often necessary to use a three-dimensional warehouse to store goods. In order to stack the goods on the three-dimensional warehouse, a stacker is needed to move the goods. A stacker is a kind of storage equipment, which refers to a special crane that uses a fork or a skewer as a pick-up device to grab, carry and stack in warehouses, workshops, etc., or pick and place unit goods from high-rise shelves. However, the existing stacker is usually monorail and equipped with an antenna, which limits the application of the stacker, and at the same time, the stability of the existing stacker is poor, and there is a risk of overturning. Therefore, in view of the above problems, it is necessary to propose a further solution.

Contents of the invention

The object of the present invention is to provide a double ground rail support type stacker to overcome the shortcomings in the prior art.

In order to achieve the purpose of the above invention, the present invention provides a double ground rail support type stacker, which includes: chassis suspension, cargo platform, lifting mechanism;

The suspension of the chassis includes: a chassis, an active horizontal traveling mechanism installed at one end of the chassis, and a passive horizontal traveling mechanism installed at the other end of the chassis. The cargo platform is installed on the chassis, which includes: a frame, a guide assembly, and a telescopic fork. The guide assembly is installed at both ends of the frame. The guide assembly includes: a vertical The straight guide rail and the guide wheel set rolling along the guide rail, the telescopic fork is installed on the frame, and is located between the two guide assemblies, the lifting mechanism includes: a rotating motor, a rotating shaft, A sprocket and a chain, one end of the rotating shaft is in drive connection with the rotating motor. The sprockets are set on the rotating shaft at intervals, a chain is wound around any sprocket, one end of the chain is fixed on the loading platform, and the other end is fixed on the chassis.

As an improvement of the double ground rail support type stacker of the present invention, the active horizontal travel mechanism includes: a drive wheel, a drive shaft, and a horizontal travel motor; the drive shaft is installed on the chassis through a bracket, and the drive shaft The drive wheels arranged vertically are installed at both ends of the drive shaft, and the middle of the drive shaft is connected to the horizontal travel motor through a threaded structure.

As an improvement of the double ground rail support type stacker of the present invention, the active horizontal traveling mechanism further includes: a first guide wheel and an anti-rolling wheel, the first guide wheel is arranged horizontally, and the first guide wheel passes through the horizontal The connecting frame straddling both sides of a ground rail is installed on the end of a beam, and the anti-rollover wheel rolls along the bottom surface of the ground rail.

As an improvement of the double ground rail supported stacker of the present invention, the passive horizontal traveling mechanism includes: a driven wheel, a pivot shaft, and a second guide wheel;

The pivot shaft is installed on the chassis through another bracket, the driven wheels arranged vertically are installed at both ends of the pivot shaft, the second guide wheel is arranged horizontally, and the second guide wheel passes through the horizontal Another connecting frame straddling the two sides of one ground rail is installed on the end of the other beam.

As an improvement to the double ground rail supported stacker of the present invention, the suspension of the chassis further includes a platform, and the platform is installed on the passive horizontal traveling mechanism.

As an improvement of the double ground rail support type stacker of the present invention, the frame includes: a bottom frame and a vertical frame, the bottom frame is symmetrically arranged left and right, and the vertical frame includes: a base, mounted on the base The upright column, the diagonal bracing that connects described base and upright column. The vertical frame is installed at both ends of the bottom frame.

As an improvement of the double ground rail supported stacker of the present invention, the upper and lower ends of the vertical frame at either end are provided with the set of guide wheels. The bottom of the guide rail is installed on the chassis, and the guide wheel set includes: a third guide wheel distributed on both sides of the guide rail and rolling along the side of the guide rail, and a third guide wheel distributed on the middle side of the two third guide wheels the fourth guide wheel.

As an improvement of the double ground rail support type stacker of the present invention, the vertical frame column at either end is provided with a lifting point connected to the chain, and the lifting point is a connecting column with one end forming a connecting end.

As an improvement of the double ground rail support type stacker of the present invention, the lifting mechanism also includes an upper beam; both ends of the upper beam are connected to the upper end of the guide rail, and the rotating motor is installed on the upper beam one end.

Compared with the prior art, the beneficial effect of the present invention is that the stacker of the present invention can walk along two ground rails laid on the ground, avoiding the setting of sky rails. At the same time, the stacker of the present invention uses double chains to drive the loading platform, and uses an active horizontal traveling mechanism with guiding and anti-turnover functions to walk along the ground rail, so that the stacker has better stability and anti-turnover performance.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the three-dimensional schematic diagram of an embodiment of the double ground rail support type stacker of the present invention;

Fig. 2 is the three-dimensional enlarged schematic view of chassis suspension in Fig. 1;

Fig. 3 is a three-dimensional enlarged schematic view of the cargo platform in Fig. 1;

FIG. 4 is a partially enlarged perspective view of the lifting mechanism in FIG. 1 .

Detailed ways

The present invention will be described in detail below in conjunction with the implementations shown in the drawings, but it should be noted that these implementations are not limitations of the present invention, and those of ordinary skill in the art based on the functions, methods, or structural changes made by these implementations Equivalent transformations or substitutions all fall within the protection scope of the present invention.

As shown in FIG. 1 , a stacker crane supported by double ground rails according to an embodiment of the present invention includes: a chassis suspension 1 , a loading platform 2 , and a lifting mechanism 3 .

As shown in FIG. 2 , the chassis suspension 1 includes: a chassis 11 , a platform 12 , an active horizontal traveling mechanism 13 installed at one end of the chassis 11 , and a passive horizontal traveling mechanism 14 installed at the other end of the chassis 11 .

The active horizontal traveling mechanism 13 includes: a driving wheel 131 , a driving shaft 132 , a horizontal traveling motor 133 , and a first guide wheel 134 .

The drive shaft 132 is mounted on the chassis 11 through a bracket 135, and the bracket 135 is provided with a slot with a round hole at the bottom, and the drive shaft 132 is pivotally assembled in the round hole at the bottom of the slot. middle. The two ends of the drive shaft 132 are installed with the drive wheels 131 arranged vertically, and the middle of the drive shaft 132 is connected to the horizontal travel motor 133 through a threaded structure. Therefore, when the horizontal travel motor 133 is working, the drive shaft 132 can drive the drive wheels 131 at both ends to rotate, so as to travel along the two ground rails 4 laid on the ground. Preferably, the driving wheel 131 is a rubberized driving wheel.

The first guide wheel 134 is arranged horizontally, and is used for guiding and rolling along the side of the ground rail 4 when the driving wheel 131 walks along the top surface of the ground rail 4 . Specifically, in the active horizontal traveling mechanism 13 , the first guide wheel 134 is installed on the end of a beam 137 through a connecting frame 136 spanning both sides of a ground rail 4 . In addition, the active horizontal running mechanism 13 also includes anti-rolling wheels capable of rolling along the bottom surface of the ground rail 4 .

The passive horizontal running mechanism 14 includes: a driven wheel 141 , a pivot shaft 142 , and a second guide wheel 143 .

The pivot shaft 142 is mounted on the chassis 11 through another bracket 144, and the bracket 144 is provided with a slot with a round hole at the bottom, and the pivot shaft 142 is assembled in the round hole at the bottom of the slot. . The driven wheels 141 arranged vertically are mounted on both ends of the pivot shaft 142 . Therefore, when the active horizontal traveling mechanism 13 moves along the two ground rails 4 laid on the ground, the passive horizontal traveling mechanism 14 installed on the other end of the chassis 11 moves synchronously therewith. Preferably, the driven wheel 141 is a rubberized driving wheel.

The second guide wheel 143 is arranged horizontally, and is used for guiding and rolling along the side of the ground rail 4 when the driving wheel 131 walks along the top surface of the ground rail 4 . Specifically, in the passive horizontal traveling mechanism 14 , the second guide wheel 143 is installed on the end of another beam 146 through another connecting frame 145 spanning both sides of a ground rail 4 .

The platform 12 is used for the operator to stand, and the platform 12 includes a platform and connecting plates located around the platform. In this embodiment, the platform 12 is installed on the beam of the passive horizontal traveling mechanism 14 through its connecting plate.

As shown in FIG. 3 , the cargo platform 2 is installed on the chassis 11 , which is used to carry goods to be transported, and is driven by the chassis 11 to move along two ground rails 4 laid on the ground. The cargo platform 2 includes: a bottom frame 21 , a vertical frame 22 , a guide assembly 23 , a lifting point 24 , and a cargo fork 25 .

The bottom frame 21 is symmetrically arranged left and right, and the vertical frame 22 includes: a base 221 , a column 222 installed on the base 221 , and a brace 223 connecting the base 221 and the column 222 . The vertical frame 22 is installed on both ends of the bottom frame 21 to connect the bottom frames 21 arranged symmetrically.

The guide assembly 23 is used to provide guidance for the lifting movement of the carrier, and the guide assembly 23 includes: a vertical guide rail 231 and a guide wheel set 232 rolling along the guide rail 231 . The upper and lower ends of the vertical frame 22 at either end are provided with the guide wheel set 232 . The bottom of the guide rail 231 is installed on the chassis 11, and the guide wheel set 232 includes: a third guide wheel 2311 distributed on both sides of the guide rail 231 and rolling along the side of the guide rail 231; The fourth guide wheel 2312 on the middle side of the three guide wheels 2311. The hanging point 24 is provided on the column 222 of the vertical frame 22 at either end, and the hanging point 24 is a connecting column with one end forming a connecting end. The telescopic fork 25 is arranged symmetrically front and back, and is distributed between two vertical frames 22. The telescopic fork 25 can adopt a telescopic fork of known structure.

As shown in FIG. 4 , the lifting mechanism 3 is used to drive the loading platform 2 to go up and down, so that the telescopic forks 25 can drive the goods to turn around. The lifting mechanism 3 includes: a rotating motor 31 , a rotating shaft 32 , a sprocket 33 , a chain 34 , and an upper beam 35 .

Both ends of the upper beam 35 are connected to the upper end of the guide rail 231 , the rotating motor 31 is mounted on one end of the upper beam 35 , and one end of the rotating shaft 32 is transmission-connected to the rotating motor 31 . The sprockets 33 are set on the rotating shaft 32 at intervals, and a chain 34 is wound around any sprocket 33. One end of the chain 34 is connected with the hanging point 24 on a vertical frame 22 below, and the other end is fixed. on the chassis 11.

To sum up, the stacker of the present invention can walk along the two ground rails laid on the ground, avoiding the setting of sky rails. At the same time, the stacker of the present invention uses double chains to drive the loading platform, and uses an active horizontal traveling mechanism with guiding and anti-turnover functions to walk along the ground rail, so that the stacker has better stability and anti-turnover performance.

For those skilled in the art, it will be obvious that the present invention is not limited to the details of the exemplary embodiments described above, but that the invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (9)

1. A double ground rail support type stacker, characterized in that, the double ground rail support type stacker comprises: chassis suspension, loading platform, hoisting mechanism; The suspension of the chassis includes: a chassis, an active horizontal traveling mechanism installed at one end of the chassis, and a passive horizontal traveling mechanism installed at the other end of the chassis. The cargo platform is installed on the chassis, which includes: a frame, a guide assembly, and a telescopic fork. The guide assembly is installed at both ends of the frame, and the guide assembly includes: a vertical The straight guide rail and the guide wheel set rolling along the guide rail, the telescopic fork is installed on the frame and located between the two guide assemblies, the lifting mechanism includes: a rotating motor, a rotating shaft, sprockets and chains, one end of the rotating shaft is connected to the rotating motor in transmission, the sprockets are set on the rotating shaft at intervals, a chain is wound around any sprocket, and one end of the chain is fixed on the loading The other end is fixed on the chassis. 2. The double ground rail supported stacker according to claim 1, wherein the active horizontal travel mechanism comprises: a drive wheel, a drive shaft, and a horizontal travel motor; the drive shaft is mounted on the On the chassis, the two ends of the drive shaft are installed with the drive wheels arranged vertically, and the middle of the drive shaft is connected to the horizontal travel motor through a threaded structure. 3. The double ground rail support type stacker according to claim 2, characterized in that, the active horizontal traveling mechanism further comprises: a first guide wheel and an anti-rollover wheel, the first guide wheel is arranged horizontally, so The first guide wheel is installed on the end of a beam through a connecting frame spanning both sides of a ground rail, and the anti-turnover wheel rolls along the bottom surface of the ground rail. 4. The double ground rail supported stacker according to claim 1, wherein the passive horizontal traveling mechanism comprises: a driven wheel, a pivot shaft, and a second guide wheel; The pivot shaft is installed on the chassis through another bracket, the driven wheels arranged vertically are installed at both ends of the pivot shaft, the second guide wheel is arranged horizontally, and the second guide wheel passes through the horizontal Another connecting frame straddling the two sides of one ground rail is installed on the end of the other beam. 5. The stacker crane supported by double ground rails according to claim 1, wherein the suspension of the chassis further includes a platform, and the platform is installed on the passive horizontal traveling mechanism. 6. The double ground rail supported stacker according to claim 1, characterized in that, the frame comprises: a bottom frame and a vertical frame, the bottom frame is left and right symmetrically arranged, and the vertical frame comprises: a base , a column installed on the base, a diagonal brace connecting the base and the column, and the vertical frame is installed at both ends of the bottom frame. 7. The double ground rail support type stacker according to claim 6, characterized in that, the upper and lower ends of the vertical frame at either end are provided with the set of guide wheels, and the bottom of the guide rail is installed on the On the chassis, the guide wheel set includes: a third guide wheel distributed on both sides of the guide rail and rolling along the side of the guide rail, and a fourth guide wheel distributed on the middle side of the two third guide wheels. 8. The double-ground rail-supported stacker according to claim 6, wherein a lifting point connected to a chain is provided on the column of the vertical frame at either end, and the lifting point is formed at one end to connect Connecting column at the end. 9. The double ground rail support type stacker according to claim 1, wherein the lifting mechanism also includes an upper beam; the two ends of the upper beam are connected to the upper end of the guide rail, and the rotating The motor is mounted on one end of the upper beam.