CN204056920U - A kind of Light stacker - Google Patents

Abstract

The utility model relates to a kind of Light stacker, comprise electrical control cubicles, track and the level moving machinery matched with track, the upper end of level moving machinery is provided with column, column upper end is provided with a fixed pulley, and column upper end is provided with upper level guide wheel group, the side of column is provided with motor vertical, the shaft of this motor vertical is provided with cable drum, the opposite side of column is provided with the loading platform with pallet fork, cable drum is wound with steel rope, and steel rope is walked around fixed pulley and is connected with loading platform, this loading platform to be rolled with described column by wheel frame and is connected.The beneficial effects of the utility model are: structure is simple, easy to adjust, and electrical control cubicles is arranged on the ground, and cable is connected on piler by ground drag chain; Whole Equipment lightweight, is conducive to requirement weight-saving indoor and floor are installed and used; Parts are less, are convenient to production and processing, effectively reduce productive costs, and good looking appearance, be conducive to popularization and the use in market.

Description

A light stacker

technical field

The utility model relates to a light stacker. the

Background technique

At present, for tool warehouses, bearing warehouses, pallet warehouses, material box warehouses, etc. that are located indoors or on the floor and require lightweight equipment, automated three-dimensional warehouses and stackers are usually required to improve the level of automation management, improve the efficiency of warehouse entry and exit, and improve indoor Effective means such as storage rate per unit area are used for stacking and stacking of items. Therefore, there is an urgent need in the market for a load capacity of 50-80kg, a height of less than 4 meters, a horizontal running speed of 80-100m/min, and a vertical lifting speed of 29m/min, fork speed of 29m/min light-duty stacker for automated three-dimensional warehouses, currently some of the stackers used in such three-dimensional warehouses are only a slight modification of the stacker used for large vertical warehouses, so there is a shape Huge, heavy, bloated structure, troublesome processing, and expensive and other deficiencies. the

Utility model content

The purpose of this utility model is to provide a light stacker, to overcome the above-mentioned deficiencies existing in the prior art.

The purpose of this utility model is to realize through the following technical solutions:

A light-duty stacker, including an electric control cabinet, a ground rail, and a horizontal running mechanism matched with the ground rail. The upper end of the horizontal running mechanism is provided with a column, and the column is provided with a certain pulley, and the fixed pulley passes through the The two rectangular holes on the column are assembled on the column, and a reinforcing rib is provided inside the column with the rectangular hole, and the left and right sides of the pulley shaft of the fixed pulley are symmetrically provided with connecting sleeves, so that The connecting sleeve is fixedly connected to the reinforcing rib; the upper end of the column is welded to a horizontal plate, and the upper horizontal guide wheel group is symmetrically arranged on the horizontal plate, and a vertical motor is arranged on one side of the column, and the outlet of the vertical motor The shaft is equipped with a wire rope reel, and the other side of the column is provided with a loading platform with a fork, and the steel wire rope reel is wound with a steel wire rope, and the steel wire rope is connected to the loading platform by going around the fixed pulley. The loading platform is rollingly connected with the column through the guide wheel frame, wherein the guide wheel frame includes a guide wheel frame body, and the guide wheel frame body is provided with a horizontally symmetrical guide wheel 1 and a guide wheel 2. The upper end between the guide wheel one and the guide wheel two on the guide wheel frame body is provided with a guide wheel three, and the guide wheel one, the guide wheel two and the guide wheel three are all fixed on the guide wheel shaft by the eccentric guide wheel shaft. On the frame of the guide wheel, and the axis of the third guide wheel is perpendicular to the axis of the first guide wheel and the second guide wheel.

Further, the axial lengths of the right ends of the guide wheel shafts of the first guide wheel and the second guide wheel are less than the length of the shaft hole on the guide wheel frame body, and the right end of the shaft hole is provided with a matching washer 1, and the The right end of the guide wheel shaft 1 is provided with a screw hole, and the washer 1 and the guide wheel shaft 1 are fixed on the guide wheel frame body through the inner hexagon screw and the washer 2; the guide wheel 1 and the guide wheel 2 are fixed on the guide wheel shaft 1 On the eccentric part on the left side, a protruding flat is provided on the outer end of the guide wheel shaft 1 provided with guide wheel 1 and guide wheel 2. The twelve-point retaining ring is provided with a groove matching the raised flat, and the outer twelve-point retaining ring is fixed on the guide wheel shaft one through the mutual cooperation of the groove and the flat, and is fixed by the screw one and the spring. Pads fix the outer twelve-point retaining ring, guide wheel 1 and guide wheel 2 on the corresponding guide wheel shaft 1; guide wheel shaft 2 of the guide wheel 3 is fixed on the top side of the guide wheel frame by nuts On the plate support, the third guide wheel is fixed on the second guide wheel shaft, and the second guide wheel shaft is an eccentric guide wheel shaft. the

Further, the horizontal running mechanism includes a beam on which a horizontal motor is connected. The horizontal motor is connected with a driving wheel box, and the driving wheel box is provided with a driving wheel. The other end of the beam is a driven wheel box. The traveling wheel box is provided with driven wheels on the driven wheel box. the

Further, the driven wheel box is also provided with a horizontal laser ranging reflector and a level detection encoder, wherein the level detection encoder is coaxially connected with the driven wheel. the

Further, a vertical motor mounting plate is provided on the side of the lower end of the column, the vertical motor is fixed on the column through the vertical motor mounting plate, and a reinforcing rib is provided inside the column where the vertical motor mounting plate is provided, The connection between the vertical motor mounting plate and the column is also provided with triangular ribs. the

Further, the column is provided with a rectangular hole 2, the steel wire rope goes around the fixed pulley and passes through the rectangular hole 2 to connect with the steel wire rope reel and the loading platform, and in the rectangular hole 2 There are reinforcing ribs inside the column at the top. the

Further, several vertical detection electrical boards are arranged on the column. the

Further, the fork includes an electrical appliance bracket installation frame, the lower end of the electrical appliance bracket installation frame is provided with a fork motor, and the side wall of the electrical appliance bracket installation frame is provided with cargo detection appliances. the

Further, an electrical control terminal wiring box is provided on the column at the lower end of the wire rope drum. the

Further, a deceleration control board is provided on one side of the loading platform on the column. the

Preferably, a matching reel cover is provided on the wire rope reel, and a rectangular hole is provided on the reel cover, and the rectangular hole is used for extending the wire rope. the

Further, the horizontal motor, the vertical motor and the fork motor are controlled by electrical signals on the flat cable, the flat cable is fixed on the column through the pressing plate, and the flat cable at the lower end of the column forms a joint with the column through the pressing plate. With a matching arc shape, the flat cable is arranged in the electrical control terminal wiring box. the

Further, the electric control cabinet is arranged on the ground, the electric control cabinet is connected to the flat cable, and the flat cable is connected to the beam of the stacker by a horizontal drag chain. the

The beneficial effects of the utility model are: simple structure, convenient adjustment, the electric control cabinet is not installed on the stacker, but is located on the ground, and the cable is connected to the stacker by the ground drag chain; the overall light weight of the equipment is conducive to the requirement of light weight It can be installed and used indoors and on floors; there are fewer parts, which is convenient for production and processing, effectively reduces production costs, and has a beautiful appearance, which is conducive to market promotion and use. the

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings that need to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following descriptions are only for this application. For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort. the

Fig. 1 is the overall structure schematic diagram one of a kind of light stacker described in the utility model embodiment;

Fig. 2 is a schematic diagram 2 of the overall structure of a light stacker described in the embodiment of the present invention;

Fig. 3 is a schematic diagram of the overall structure of a light stacker according to the embodiment of the present invention;

Fig. 4 is a schematic structural view of a column of a light stacker described in an embodiment of the present invention;

Fig. 5 is a front view of a guide wheel frame of a light stacker according to an embodiment of the present invention;

Fig. 6 is a left view of the guide wheel frame of a light stacker according to the embodiment of the present invention;

Fig. 7 is a top view of a guide wheel frame of a light stacker according to an embodiment of the present invention;

Fig. 8 is a schematic diagram of the connection of the loading platform and the fork of a light-duty stacker described in the embodiment of the present invention.

In the picture:

1. Horizontal running mechanism; 2. Upright column; 3. Cargo platform; 4. Fork; 5. Active wheel box; 6. Driven wheel box; 7. Horizontal motor; 8. Wire rope drum; 9. Vertical Motor; 10, fixed pulley; 11, steel wire rope; 12, upper horizontal guide wheel group; 13, level detection encoder; 14, horizontal laser ranging reflector; 15, flat cable; 16, electrical bracket installation frame; 17, horizontal 18. Guide wheel frame body; 19. One guide wheel; 20. Two guide wheels; 21. Three guide wheels; 22. One guide wheel shaft; 23. Two guide wheel shafts; 25. Hexagon socket head cap screw; 26. Screw one; 27. Guide wheel frame; 28. Electric control terminal row box; 29. Strengthening rib plate; 30. Connecting sleeve.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention. the

As shown in Figures 1-8, a light-duty stacker described in the embodiment of the utility model includes an electric control cabinet, a ground rail, and a horizontal running mechanism 1 matched with the ground rail. The upper end of the horizontal running mechanism 1 A column 2 is provided, and the column 2 is composed of a 200*200mm square steel pipe. The column 2 is provided with a certain pulley 10, and the fixed pulley 10 is installed on the column 2 through two rectangular holes on the column 2. , and a reinforcing rib 29 is provided inside the column 2 with a rectangular hole, and connecting sleeves 30 are symmetrically arranged on the left and right sides of the pulley shaft of the fixed pulley 10, and the connecting sleeve 30 is fixedly connected to the reinforcing rib 29. The reinforcing ribs 29 can effectively increase the strength of the column 2, and the connecting sleeve 30 is connected to the reinforcing ribs 29, effectively distributing the bearing capacity of the fixed pulley 10 and the pulley shaft evenly on the column 2 and On the reinforcing rib 29, the rigidity and strength of the device are effectively guaranteed, and a positioning baffle is provided on the pulley shaft of the fixed pulley 10, and the positioning baffle can axially fix the fixed pulley shaft on the column 2; the upper end of the column 2 is welded to a horizontal plate, and the upper horizontal guide wheel set 12 is symmetrically arranged on the horizontal plate, and the upper horizontal guide wheel set 12 can effectively control the balance of the upper end of the column 2 when moving in the horizontal direction degree, further mentioned the stability and reliability of the device; one side of the column 2 is provided with a vertical motor 9, the vertical motor 9 is connected to the wire rope reel 8, and the other side of the column 2 is provided with a fork 4, the cargo platform 3 is connected to the wire rope reel 8 by passing around the fixed pulley 10 through the steel wire rope 11, and the cargo platform 3 is rollingly connected to the column 2 through the guide wheel frame 27 , wherein, the guide wheel frame 27 includes a guide wheel frame body 18, and four screw holes are uniformly arranged on the guide wheel frame body 18, and the guide wheel frame 27 is fixed on the set by four screws and the screw holes. Said object stage 3; Said guide wheel frame body 18 is provided with guide wheel one 19 and guide wheel two 20 which are horizontally symmetrically arranged, said guide wheel frame body 18 is positioned at said guide wheel one 19 and guide wheel two The upper end between 20 is provided with guide wheel three 21, and described guide wheel one 19 and described guide wheel two 20 and described guide wheel three 21 are all fixed on the described guide wheel frame body 18 by the eccentric guide wheel shaft, Moreover, the axial direction of the third guide wheel 21 is perpendicular to the axial directions of the first guide wheel 19 and the second guide wheel 20 . the

The shaft length of the right end of the guide wheel shaft one 22 of the guide wheel one 19 and the guide wheel two 20 is all less than the length of the shaft hole on the guide wheel frame body 18, and the right end of the shaft hole is provided with a matching washer one, and the The right end of the guide wheel shaft one 22 is provided with a screw hole, and the washer one and the guide wheel shaft one 22 are fixed on the guide wheel frame body 18 by the hexagon socket head cap screw 25 and the washer two; the guide wheel one 19 and the guide wheel two 20 All are fixed on the left side eccentric part of guide wheel shaft one 22, are provided with protrusion on the outside end of guide wheel shaft one 22 of guide wheel one 19 and guide wheel two 20, and described guide wheel shaft one 22 is provided with outer Twelve angle retaining ring 24, the outer twelve angle retaining ring 24 is provided with a groove matching the protrusion, and the outer twelve angle retaining ring 24 is fixed on the guide wheel shaft through the cooperation of the groove and the protrusion. 22, and fixed on the outer side of the twelve-corner retaining ring 24 by a screw one 26 and a spring washer, the guide wheel one 19 and the guide wheel two 20 are fixed on the corresponding guide wheel shaft one 22; The guide wheel shaft two 23 of the wheel three 21 is fixed on the top side plate support of the guide wheel frame body 18 by a nut, and the guide wheel shaft two 23 is an eccentric guide wheel shaft, which can adjust the distance between the guide wheel three 21 and the column guide rail. the gap between. the

The horizontal running mechanism 1 comprises a crossbeam, the crossbeam is provided with a horizontal motor 7, the horizontal motor 7 is connected with a driving wheel box 5, and the driving wheel box 5 is provided with a driving wheel, and the other end of the crossbeam is also A driven wheel box 6 matched with the driving wheel box 5 is provided, and a driven wheel is arranged on the driven wheel box 6; a horizontal laser ranging reflector is also arranged on the driven wheel box 6 Plate 14 and a level detection encoder 13, wherein the level detection encoder 13 is coaxially connected with the driven wheel, the level detection encoder 13 can detect the displacement of the driven wheel, and is located on the level detection electrical bracket 17, when the stacker moves horizontally, the horizontal displacement is sent to the display mechanism, and the horizontal displacement of the stacker is precisely positioned. the

The lower end side of the column 2 is provided with a vertical motor mounting plate, the vertical motor 9 is fixed on the column 2 through the vertical motor mounting plate, and a reinforcing rib is provided inside the column 2 where the vertical motor mounting plate is provided 29. The connection between the vertical motor mounting plate and the column 2 is also provided with a triangular rib, and the triangular rib effectively improves the connection strength between the vertical motor mounting plate and the column 2, effectively improving the stability of the device sex and reliability. the

The column 2 is provided with a rectangular hole 2, and the steel wire rope 11 goes around the fixed pulley 10 and passes through the rectangular hole 2 to connect with the steel wire rope reel 8 and the loading platform 3. The interior of the column 2 at the second hole is provided with a reinforcing rib plate 29; the column 2 is evenly provided with several vertical detection electrical boards, and the vertical detection electrical boards can detect whether the goods on the loading platform 3 and the fork 4 are in the vertical direction. Displacement in the vertical direction; the pallet fork 4 includes an electrical appliance bracket mounting frame 16, the lower end of the electrical appliance bracket mounting frame 16 is provided with a cargo fork motor, and the side wall of the electrical appliance bracket mounting frame 16 is provided with several cargo detection appliances , such as the displacement sensor for detecting the goods, the detection electric device can detect other information such as the position of the goods on the fork 4, and detect in real time, which helps to judge the time for adaptive adjustment of the goods on the device. the

A deceleration control board is arranged on the side of the cargo platform 3 on the column 2, and the deceleration control board can effectively control the speed of ascent and descent during the descent of the cargo platform 3 and the fork 4, so as to avoid A phenomenon in which a device is susceptible to damage due to rapid ascent and descent. the

The wire rope reel 8 is provided with a matching reel cover, and the reel cover is provided with a rectangular hole, and the rectangular hole is used to allow the wire rope 11 to pass through and enter into the wire rope reel 8. The reel cover can effectively prevent the protection of the steel wire rope 11 from injuring people during operation or when it breaks suddenly, and the overall appearance is beautiful. the

On the column 2 and at the lower end of the wire rope reel 8, an electric control terminal wiring box 28 is provided, and a wire hole is provided on the electric control terminal wiring box 28. match, so that the flat cable 15 is placed in the electric control terminal wiring box 28, the loading platform 3, the fork electrical detection element and the fork motor transmit electrical signals through the flat cable 15, and the flat The cable 15 is fixed on the column 2 through a pressure plate, and the flat cable 15 located at the lower end of the column 2 passes through the hole on the electric control terminal wiring box 28 at the bottom of the column 2 and passes through the square hole in the upper part of the column 2 , the flat cable 15 is formed into a suspended state through the pressing plate, and is connected to the loading platform 3, and moves up and down together with the loading platform 3; the electric control cabinet of the stacker is arranged on the ground, and the electric control cabinet is connected to A flat cable 15, and the flat cable 15 is connected to the beam of the stacker by a horizontal drag chain. the

During specific use, as shown in Figure 5-7, a specific connection method in which the first guide wheel 19, the second guide wheel 20 and the third guide wheel 21 are connected to the guide wheel frame body 18, the guide wheel One 19 and guide wheel two 20 are respectively fixed on the eccentric guide wheel shaft one 22, and the three guide wheels 21 are fixed on the eccentric guide wheel shaft two 23, and the axial length of the right end of the guide wheel shaft one 22 is less than the guide wheel frame body 18 The length of the upper shaft hole, the left end and the right end of the guide wheel shaft one 22 are all provided with screw holes, and the guide wheel shaft one 22 is fixed on the guide wheel frame body 18 by using the hexagon socket head cap screw 25 through the screw hole at the right end. Guide wheel one 19 and guide wheel two 20 guide wheel one 19 and guide wheel two 20 are fixed on the corresponding guide wheel shaft one 22 with screw one 26 by the screw hole of left end; The upper end between guide wheel one 19 and guide wheel two 20 is provided with two side plate supports, described guide wheel three 21 is fixed between the two side plate supports, described guide wheel one 19, eccentric wheel 20 and eccentric wheel 21 are not Limited to the above connection methods, the above connection methods are only an example of the best connection methods in this application. the

Matching washers are all provided between the hexagon socket head screw 25 and the guide wheel shaft one 22 and between the guide wheel shaft one 22 and the guide wheel frame body 18, and the guide wheel one 19 and the guide wheel two 20 are matched with the corresponding guide wheel A matching outer twelve-angle retaining ring 24 is arranged between the wheel shaft one 22; the left part of the guide wheel shaft one 22 is eccentric relative to the right part of the shaft, and a shaft left end of the guide wheel shaft one 22 is provided with a There is a groove on the outer twelve-point retaining ring 24, and the outer twelve-point retaining ring 24 is mounted on the left end of the shaft, the groove clamps the protrusion, and then the outer twelve-point retaining ring 24 is pressed against the outer ring with a washer and screw one 26. Twelve-angle retaining ring 24 is about to fix said guide wheel one 19 or guide wheel two 20 on the corresponding said guide wheel shaft one 22; between said nut and guide wheel shaft two 23, between guide wheel shaft two 23 and the side plate Matching washers are provided between the third guide wheel 21 and the side plates, and the washers can effectively prevent the movement of the positions between the connecting devices, and effectively improve the stability and reliability of the device connection. the

As shown in Figures 5-7, the loading platform 3 is rollingly connected to the column 2 through at least four guide wheel frames 27, and the four wheel guide frames 27 are symmetrically arranged in groups of two on the carrier. The upper and lower ends of the object table 3, the side end of the column 2 is provided with a guide wheel track matched with the guide wheel frame 27, and the guide wheel one 19 and the guide wheel two 20 are fixed on the guide wheel at the side end of the column 2. On the wheel track; the guide wheel three 21 is fixed on the front track of the column 2, and the guide wheel track is a raised structure; by adjusting the guide wheel one 19 and the guide wheel two 20 on the guide wheel frame 27, at first the right end Loosen the inner hexagonal screw 25, and then use a wrench to adjust the outer 12-angle retaining ring 24 on the left end to drive the corresponding guide wheel shaft 122 to rotate to achieve the purpose of eccentricity, and then adjust the loading platform 3 and the fork 4 Angle within the XZ plane, and bear the overturning moment of the cargo on the cargo platform 3 and the fork 4 on the XZ plane; by adjusting the guide wheel three 21 on the guide wheel frame 27, first clamp the right end of the guide wheel shaft two 23 with a wrench Rotate, that is, adjust the nut at the left end to adjust the gap between the cargo platform 3 and the column 2, and then adjust the angle of the cargo platform 3 and the fork 4 in the YZ plane, and bear the cargo platform 3 and the fork 4 After adjusting the overturning moment of the goods in the YZ plane, fasten the guide wheel 3 21 through the shrapnel and nuts at the left end; through the above operations, the goods on the loading platform 3, the fork 4 and the fork 4 can be adjusted in time Permanent adjustment can ensure that the goods are accurately placed in the expected stacking position. the

The overall structure of the device is compact, with few parts, low production cost and flexible movement, and the transmission of a fixed pulley 10 and the wire rope 11 saves space for the upper part of the device, making the device lightweight. The overall load capacity of the device is 50~80kg , with a height of less than 4 meters, a horizontal running speed of 80-100m/min, a vertical lifting speed of 29m/min, and a fork speed of 29m/min, a light-duty port-type stacker for automated three-dimensional warehouses, which is conducive to market promotion and use. the

The utility model is not limited to the above-mentioned best implementation mode, anyone can draw other various forms of products under the enlightenment of the utility model, but no matter make any changes in its shape or structure, all have the same features as the application Or similar technical schemes all fall within the protection scope of the present utility model. the

Claims (10)

1. A light-duty stacker, including an electric control cabinet, a ground rail and a horizontal running mechanism (1) matched with the ground rail, characterized in that: the upper end of the horizontal running mechanism (1) is provided with a column (2) , the column (2) is provided with a certain pulley (10), the fixed pulley (10) is assembled on the column (2) through two rectangular holes on the column (2), and is provided with a rectangular A reinforcing rib (29) is provided inside the column (2) at one hole, and connecting sleeves (30) are symmetrically provided on the left and right sides of the pulley shaft of the fixed pulley (10), and the connecting sleeves (30) are fixedly connected On the reinforcing rib (29); the upper end of the column (2) is welded to a horizontal plate, and the upper horizontal guide wheel set (12) is symmetrically arranged on the horizontal plate, and a vertical A motor (9), the shaft of the vertical motor (9) is equipped with a wire rope reel (8), and the other side of the column (2) is provided with a loading platform (3) with a fork (4), The wire rope (11) wound by the wire rope drum (8) is connected to the loading platform (3) by bypassing the fixed pulley (10), and the loading platform (3) is connected to the loading platform (3) through the guide wheel frame (27) The column (2) is rollingly connected, wherein, the guide wheel frame (27) includes a guide wheel frame body (18), and the guide wheel frame body (18) is provided with a horizontally symmetrical guide wheel one (19) and a guide wheel Wheel two (20), the upper end of the guide wheel frame (18) between the guide wheel one (19) and the guide wheel two (20) is provided with a guide wheel three (21), and the guide wheel one (19), the second guide wheel (20) and the third guide wheel (21) are all fixed on the guide wheel frame (18) through the eccentric guide wheel shaft, and the third guide wheel (21) The axial direction of the first guide wheel (19) and the second guide wheel (20) are perpendicular to each other. 2. The light-duty stacker according to claim 1, characterized in that: the axial length of the right end of the guide wheel shaft 1 (22) of the guide wheel 1 (19) and guide wheel 2 (20) is smaller than the guide wheel frame The length of the shaft hole on the body (18), the right end of the shaft hole is provided with a matching washer 1, and the right end of the guide wheel shaft 1 (22) is provided with a screw hole, through the inner hexagon screw (25) and the washer 2 Fix washer 1 and guide wheel shaft 1 (22) on the guide wheel frame (18); said guide wheel 1 (19) and guide wheel 2 (20) are fixed on the left side of guide wheel shaft 1 (22) On the eccentric part, a protruding flat is provided on the outer end of the guide wheel shaft one (22) provided with the guide wheel one (19) and the guide wheel two (20), and the guide wheel shaft one (22) is also provided with The outer twelve-point retaining ring (24), the outer twelve-point retaining ring (24) is provided with a groove matching the raised flat, and the outer twelve-angle retaining ring (24) is connected with the groove through the groove The flat ones are mutually matched and fixed on the first guide wheel shaft (22), and the outer twelve-angle retaining ring (24), the first guide wheel (22) and the second guide wheel ( 20) fixed on the corresponding guide wheel shaft one (22); the guide wheel shaft two (23) of the guide wheel three (21) is fixed on the top side plate bracket of the guide wheel frame (18) through nuts, The third guide wheel (21) is fixed on the second guide wheel shaft (23), and the second guide wheel shaft (23) is an eccentric guide wheel shaft. 3. The light-duty stacker according to claim 1, characterized in that: the horizontal running mechanism (1) includes a beam, and a horizontal motor (7) is arranged on the beam, and the horizontal motor (7) is connected with The driving wheel box (5), the driving wheel box (5) is provided with a driving wheel, the other end of the beam is a driven wheel box (6), and the driven wheel box (6) is provided with driven wheel. 4. The light-duty stacker according to claim 3, characterized in that: the driven wheel box (6) is also provided with a horizontal laser ranging reflector (14) and a horizontal detection encoder (13), Wherein, the horizontal detection encoder (13) is coaxially connected with the driven wheel. 5. The light stacker according to claim 1, characterized in that: the lower end side of the column (2) is provided with a vertical motor mounting plate, and the vertical motor (9) is fixed on the On the column (2), and inside the column (2) where the vertical motor mounting plate is provided, a reinforcing rib plate (29) is provided, and a triangular rib plate is also provided at the connection between the vertical motor mounting plate and the column (2) . 6. The light-duty stacker according to claim 1, characterized in that: the column (2) is provided with a rectangular hole two, the wire rope (11) goes around the fixed pulley (10) and passes through the The second rectangular hole is connected with the wire rope drum (8) and the loading platform (3), and a reinforcing rib (29) is provided inside the column (2) at the second rectangular hole. 7. The light-duty stacker according to claim 1, characterized in that: the fork (4) includes an electrical bracket installation frame (16), and the lower end of the electrical bracket installation frame (16) is provided with a fork motor , the side wall of the installation frame (16) of the electrical appliance bracket is provided with cargo detection electrical appliances. 8. The light-duty stacker according to any one of claims 1-7, characterized in that: several vertical detection electrical boards () are arranged on the column (2). 9. The light-duty stacker according to any one of claims 1-7, characterized in that: an electric control terminal wiring box is provided on the column (2) and at the lower end of the wire rope drum (8) (28). 10. The light stacker according to any one of claims 1-7, characterized in that: the electric control cabinet is arranged on the ground.