Three-dimensional sorting machine and lifting sorting trolley

Abstract

The utility model discloses a three-dimensional sorting machine and lifting sorting trolleys, the three-dimensional sorting machine comprises a group of lifting sorting trolleys moving along a track, and the upper ends and the lower ends of the adjacent lifting sorting trolleys are respectively connected. The rod end knuckle bearings at the upper ends of the adjacent lifting sorting trolleys are in floating connection through elastic connecting rods, and / or the lifting assembly of each lifting sorting trolley is movably connected with the walking frame of the lifting sorting trolley. According to the lifting sorting trolley, the walking frame and the lifting assemblies are movably connected, and / or the upper ends of the lifting assemblies are connected through the spring connecting rods, so that when the lifting sorting trolley moves to the turning track, the upper end and the lower end of the lifting sorting trolley can have certain adjusting freedom degrees so as to adapt to each other; and the lifting sorting trolley can turn more smoothly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sorting equipment, especially a three-dimensional sorting machine and a lifting sorting trolley. BACKGROUND

[0002] In a logistics sorting center, in order to make full use of longitudinal space, various three-dimensional sorting machines are developed to achieve the corresponding purpose.

[0003] The patent document with the application publication number CN118904729A discloses a feasible structure.

[0004] In this structure, the joint bearing at the upper end of the mobile sorting assembly is connected through a rigid connecting rod, and the mobile frame is rigidly connected with the lifting assembly. However, due to the complex motion trajectory of the mobile sorting assembly at the track turning point, the upper end of the mobile sorting assembly cannot be kept synchronous with the upper and lower ends, which affects the smoothness of turning, and even the upper limit position wheel may be stuck. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the above-mentioned problems in the prior art and provides a three-dimensional sorting machine and a lifting sorting trolley.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions.

[0007] The three-dimensional sorting machine comprises a group of lifting sorting trolleys moving along a track, the upper end and the lower end of adjacent lifting sorting trolleys are connected, the rod end joint bearings at the upper end of adjacent lifting sorting trolleys are connected through elastic connecting rods in a floating manner, and / or the lifting assembly of each lifting sorting trolley is movably connected with the walking frame of the lifting sorting trolley.

[0008] Preferably, the elastic connecting rod comprises two bolts and a spring connected between the two bolts, and the heads of the two bolts are connected with the two ends of the spring.

[0009] Preferably, the lifting assembly is provided with a universal bearing assembly at the bottom, the universal bearing of the universal bearing assembly is connected with a horizontal shaft on the walking frame, and at least one elastic member is further connected between the bottom of the lifting assembly and the top of the walking frame.

[0010] Preferably, the elastic member is a spring sleeved on the outer periphery of a connecting pin of the walking frame, and the connecting pin penetrates above the bottom plate of the lower cross beam of the lifting assembly.

[0011] Preferably, the connecting pin is arranged at one end of the walking frame and connected with the first joint bearing at one end of an adapter frame, and the other end of the walking frame is provided with a second joint bearing for connecting another adapter frame.

[0012] Preferably, the inner ring of the first knuckle bearing is limited between an upper limiting sleeve and a lower limiting sleeve sleeved on the connecting pin, and the inner ring of the second knuckle bearing is limited between an upper limiting sleeve and a lower limiting sleeve sleeved on the pivot shaft on the adapter frame.

[0013] Preferably, the walking frame comprises a main rod and a sub rod connected with the main rod in a T shape, and a mounting hole for mounting the second knuckle bearing is formed on the main rod away from the sub rod.

[0014] Preferably, the second knuckle bearing is limited in the mounting hole by a baffle screwed on the main rod.

[0015] Preferably, the bottom of the main rod is provided with two rows of screw holes.

[0016] The lifting sorting trolley comprises a walking frame and a lifting assembly arranged above the walking frame, one end of a rod of the lifting assembly is connected with an elastic connecting rod through a knuckle bearing, and / or the lifting assembly is movably connected with the walking frame.

[0017] The advantages of the technical scheme of the utility model mainly lie in that:

[0018] The utility model makes the walking frame and the lifting assembly movably connected and / or makes the upper end of each group of lifting assemblies connected through a spring connecting rod, and when the lifting sorting trolley moves to a turning track, the above structure can make the upper and lower ends of the lifting sorting trolley have certain adjustment freedom to adapt to each other, so that the lifting sorting trolley can turn more smoothly.

[0019] The utility model sets up a universal bearing assembly and an elastic member matched with each other at the bottom of the lifting assembly, can better cooperate with the spring connecting rod to make the walking frame and the lifting assembly have relative swing, so that the upper and lower ends of the lifting sorting trolley can be adaptively adjusted and matched, and the lifting sorting trolley can pass through more smoothly when turning.

[0020] The structure of the elastic connecting rod of the utility model can greatly facilitate the connection with the rod end knuckle bearing and the adjustment of elastic force.

[0021] The connecting structure between the walking frame and the adapter frame of the utility model can reduce the movement of the walking frame in the vertical direction, and effectively ensure the stability of the walking frame when moving. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a partial sectional view of the three-dimensional sorting machine of the utility model;

[0023] Figure 2 is Figure 1 is an enlarged view of the A area in figure 6;

[0024] Figure 3 yes Figure 1 Enlarged view of region B in the middle;

[0025] Figure 4 yes Figure 1 A magnified view of region C in the middle. Detailed Implementation

[0026] The purpose, advantages, and features of this utility model will be illustrated and explained through the following non-limiting description of preferred embodiments. These embodiments are merely typical examples of applying the technical solutions of this utility model, and all technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of protection claimed by this utility model.

[0027] In the description of the solution, it should be noted that the terms "center," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience and simplification of description. They do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0028] Example 1

[0029] The three-dimensional sorting machine disclosed in this utility model will be described below with reference to the accompanying drawings, as shown in the attached drawings. Figure 1 As shown, it includes a set of lifting and sorting trolleys 200 that move along the track 100. The upper and lower ends of adjacent lifting and sorting trolleys 200 are connected respectively. The rod end joint bearings 210 at the upper ends of adjacent lifting and sorting trolleys 200 are floatingly connected by elastic connecting rods 300 and / or the lifting assembly 220 of each lifting and sorting trolley 200 is movably connected to the walking frame 230 of the lifting and sorting trolley 200.

[0030] Specifically, the specific structure of the track 100 can be referred to in the patent literature cited in the background art, and will not be repeated here.

[0031] The structure of the walking frame 230 of the lifting and sorting trolley 200 can refer to existing technology, and is more preferably, as shown in the attached figure. Figure 2As shown, the traveling frame 230 includes a main rod 231 and a secondary rod 232 connected in a T-shape. The main rod 231 and the secondary rod 232 are screwed and / or welded together. The main rod 231 can be injection molded or machined. The secondary rod 232, like in the prior art, is a C-shaped part, for example, it is a channel steel with its groove facing away from the main rod 231. Also, like in the prior art, the two ends of the secondary rod 232 are symmetrically provided with traveling wheels 239 and limiting wheels 23a. Meanwhile, two rows of screw holes are provided at the bottom of the main rod 231 for mounting the linear motor secondary assembly 23b.

[0032] As attached Figure 2 As shown, the main rod 231 has a through hole 233 extending vertically at one end away from the secondary rod 232. A horizontal shaft 234 is provided at the through hole 233. The horizontal shaft 234 passes through a universal bearing 241. The universal bearing 241 is, for example, a spherical bearing. The universal bearing 241 is fixed on a bearing seat 242. The bearing seat 242 and the universal bearing 241 constitute a universal bearing assembly 240 embedded in the through hole 233. The bearing seat 242 is connected to the bottom of the lifting assembly 220. The specific structure of the lifting assembly 220 is the same as that of the patent documents cited in the background art, and will not be described in detail here.

[0033] As attached Figure 2 Appendix Figure 3 As shown, in order to keep the lifting assembly 220 stable, an elastic element 250 is provided between the bottom of the lifting assembly 220 and the top of the main rod 231 and / or the auxiliary rod 232. There may be only one elastic element 250 or multiple elastic elements 250, and their specific positions can be designed as needed.

[0034] As attached Figure 2 Appendix Figure 3As shown, the elastic member 250 is a spring sleeved on the outer periphery of the connecting pin 235 of the walking frame 230, the connecting pin 235 extends in the vertical direction and penetrates above the bottom plate of the lower crossbeam 221 of the lifting assembly 220, so that the connecting pin 235 can limit the swing of the lifting assembly 220 within a certain range. Moreover, in order to reduce unnecessary connecting pin 235, the connecting pin 235 is arranged at one end of the walking frame 230 and connected with the first joint bearing 410 at one end of the adapter frame 400, and the other end of the walking frame 230 is provided with a second joint bearing 236 for connecting another adapter frame 400. That is, the connecting pin 235 is arranged at the middle position of the length direction of the auxiliary rod 232, the second joint bearing 236 is arranged at the end of the main rod 231 away from the auxiliary rod 232, and more preferably, in order to facilitate the installation of the second joint bearing 236, a mounting hole for mounting the second joint bearing 236 is formed on the main rod 231 away from the auxiliary rod 232, and the mounting hole is a counterbore. The second joint bearing 236 is limited in the mounting hole by the baffle 238 screwed on the main rod 231.

[0035] The structure of the adapter frame 400 is the same as that of the walking frame 230, one end of the adapter frame 400 is provided with the first joint bearing 410, and the other end of the adapter frame 400 is provided with the pivot shaft 420 connected with the second joint bearing 236.

[0036] As shown in FIG. 1 and FIG. 2, the walking frame 230 is connected with the lifting assembly 220 through the adapter frame 400, and the lifting assembly 220 is connected with the elastic connecting rod 300 through the rod end joint bearing 210. Figure 2 Figure 3 As shown, in order to avoid the relative up and down movement between the walking frame 230 and the adapter frame 400, the inner ring of the first joint bearing 410 is limited between the upper limiting sleeve 260 and the lower limiting sleeve 270 sleeved on the connecting pin 235, and the inner ring of the second joint bearing 236 is limited between the upper limiting sleeve 260 and the lower limiting sleeve 270 sleeved on the pivot shaft 420 of the adapter frame 400. That is, the upper limiting sleeve 260 is located between the top plate of the auxiliary rod 232 and the inner ring, and the lower limiting sleeve 270 is located between the bottom plate of the auxiliary rod 232 and the inner ring.

[0037] As shown in FIG. 1 and FIG. 2, the walking frame 230 is connected with the lifting assembly 220 through the adapter frame 400, and the lifting assembly 220 is connected with the elastic connecting rod 300 through the rod end joint bearing 210. Figure 4

[0038] ​​Of course, as in the prior art, the stereoscopic sorting machine can also include a linear motor primary assembly, a slide wire power rail and other structures, and the lifting sorting trolley 200 is provided with a current collector matched with the slide wire power rail.

[0039] The utility model still has a variety of implementation manners, all technical schemes formed by using equivalent transformation or equivalent transformation fall within the protection scope of the utility model.

Claims

1. A stereoscopic sorting machine comprising a set of lifting sorting trolleys moving along a track, the upper ends and the lower ends of adjacent lifting sorting trolleys being connected, characterized in that: The upper end of the adjacent lifting sorting trolley is connected by a elastic connecting rod and / or the lifting assembly of each lifting sorting trolley is movably connected to the walking frame of the lifting sorting trolley.

2. The stereoscopic sorting machine according to claim 1, characterized in that: The elastic connecting rod comprises two bolts and a spring connected between the two bolts, and the heads of the two bolts are connected to the two ends of the spring.

3. The stereoscopic sorting machine according to claim 1, characterized in that: The bottom of the lifting assembly is provided with a universal bearing assembly, the universal bearing of the universal bearing assembly is connected to the horizontal shaft on the walking frame, and at least one elastic member is further connected between the bottom of the lifting assembly and the top of the walking frame.

4. The stereoscopic sorting machine according to claim 3, characterized in that: The elastic member is a spring sleeved on the outer periphery of a connecting pin, and the connecting pin is arranged above the bottom plate of the lower cross beam of the lifting assembly.

5. The stereoscopic sorting machine of claim 4, wherein: The connecting pin is arranged at one end of the walking frame and connected to the first joint bearing at one end of an adapter frame, and the other end of the walking frame is provided with a second joint bearing for connecting another adapter frame.

6. The stereoscopic sorting machine of claim 5, wherein: The inner ring of the first joint bearing is limited between the upper limiting sleeve and the lower limiting sleeve sleeved on the connecting pin, and the inner ring of the second joint bearing is limited between the upper limiting sleeve and the lower limiting sleeve sleeved on the pivot shaft on the adapter frame.

7. The stereoscopic sorting machine of claim 5, wherein: The walking frame comprises a main rod and a sub rod connected in a T shape with the main rod, and a mounting hole for mounting the second joint bearing is formed at the end of the main rod away from the sub rod.

8. The stereoscopic sorting machine of claim 7, wherein: The second joint bearing is limited in the mounting hole by a baffle screwed on the main rod.

9. The stereoscopic sorting machine of claim 7, wherein: The bottom of the main rod is provided with two rows of screw holes.

10. A lift and sort trolley comprising a travel frame and a lift assembly disposed above the travel frame, characterised in that: The upper end of the lifting assembly is connected to an elastic connecting rod and / or the lifting assembly is movably connected to the walking frame.

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