Sliding trolley module

Abstract

The utility model relates to a sliding trolley module which comprises a sliding assembly, the sliding assembly comprises a frame, a fixed wheel train, a floatable wheel train and a spring, the fixed wheel train, the floatable wheel train and the spring are installed on the frame, and the fixed wheel train comprises a plurality of walking wheels used for walking on a track. The floatable wheel train comprises a plurality of floating shafts and floating wheels coaxially installed on the floating shafts, the axial direction of the floating shafts is perpendicular to the axial direction of the walking wheels, and the floating shafts are movably installed on the two sides of the frame respectively; the spring acts on the frame and the floating shaft, and the floating shaft and the floating wheel can float left and right relative to the frame under the cooperation of the spring, so that the sliding assembly is adaptive to the width of the track. The floating wheels on the two sides can freely float within a certain range, the sliding trolley module can adapt to the track width, and the requirements for the flatness, width consistency and the like of the track are lowered; particularly, the self-tensioning mechanism has the self-tensioning function of adjusting the turning radius in real time when being applied to an annular production line, and smooth operation of linear motion and arc motion is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rail equipment technical field especially relates to sliding trolley module. BACKGROUND

[0002] The hanging type conveying line is a device for continuously conveying materials in space. The hanging type conveyor, also known as the overhead type conveyor, is a continuous conveying device with a closed track in space. The ordinary hanging conveyor is composed of an overhead track, a traction chain, a sliding carriage, a lifting appliance, a driving device, a tensioning device, a safety device and the like. The overhead track forms a closed loop, and each sliding carriage is connected to the traction chain at equal intervals and cooperates with the track, so that the sliding carriage can run on the track under the action of the driving device.

[0003] For the lifting appliance with large weight or large volume, the sliding carriage is usually used. The current sliding carriage has fixed width and cannot adapt to the track width, and has high requirements for the consistency of the track width. When running to a wider track, the sliding carriage is prone to left and right shaking and noise. When running to a narrower track, the sliding carriage is prone to jamming and noise. SUMMARY

[0004] The utility model discloses a sliding trolley module to solve the above technical problem.

[0005] The utility model discloses the following technical scheme realizes:

[0006] The sliding trolley module provided by the application comprises a sliding assembly, the sliding assembly comprises a frame, a fixed wheel system, a floating wheel system and a spring, the fixed wheel system comprises a plurality of walking wheels for walking on the track, the floating wheel system comprises a plurality of floating shafts and floating wheels coaxially arranged on the floating shafts, the axial direction of the floating shafts is perpendicular to the axial direction of the walking wheels, and the plurality of floating shafts are movably arranged on both sides of the frame, the spring acts on the frame and the floating shafts, and the floating shafts and the floating wheels can float left and right relative to the frame under the cooperation of the spring, so that the sliding assembly can adapt to the track width.

[0007] The sliding trolley module further comprises a first connecting piece for connecting the lifting appliance and a second connecting piece for connecting the driving mechanism, and the sliding assembly is connected to the first connecting piece and the second connecting piece.

[0008] Optionally, the first connecting piece comprises a first connecting plate, and the first connecting plate is provided with a first connecting hole; the second connecting piece comprises an L-shaped plate, the horizontal plate of the L-shaped plate is fixedly connected with the sliding assembly, and the vertical plate of the L-shaped plate is provided with a second connecting hole for connecting with the driving mechanism.

[0009] Optionally, each floating axle is connected with a horizontal guide rod, the horizontal guide rod is fixedly connected with the frame, the floating axle is provided with a guide hole matched with the horizontal guide rod, and the horizontal guide rod is arranged in the guide hole and matched with the floating axle in a clearance fit.

[0010] Optionally, the floating axle is slidably connected with the frame, and the floating axle is provided with a supporting portion supported on the frame.

[0011] Optionally, the frame comprises a base plate, the base plate is provided with mounting holes matched with the floating axle on left and right sides, and the floating axle is slidably arranged in the mounting hole.

[0012] Optionally, the floating axle is provided with guide grooves matched with the base plate on front and back surfaces, and the base plate is arranged in the guide groove.

[0013] Optionally, the floating axle is provided with two floating wheels, and the two floating wheels are arranged above and below the frame, respectively.

[0014] Preferably, the floating axle is provided with two guide holes, each floating axle is provided with two horizontal guide rods and two springs, the two horizontal guide rods are arranged above and below the base plate, respectively, and the two springs are arranged above and below the base plate, respectively.

[0015] Optionally, the fixed wheels are arranged in two groups, and the two groups of fixed wheels are symmetrically arranged on the frame.

[0016] Compared with the prior art, the application has at least the following beneficial effects:

[0017] The walking wheels and the floating wheels are matched with the track in rolling, and the operation is smoother; the floating wheels are always in contact with the side wall of the track during the operation, and the operation is more stable; and the floating wheels on the two sides can freely float within a certain range, and the sliding trolley module can adapt to the width of the track, and the requirements for the flatness and width consistency of the track are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0019] Figure 1 It is a perspective view of the sliding trolley module in the embodiment;

[0020] Figure 2 It is a side view of the sliding trolley module in the embodiment;

[0021] Figure 3 It is a top view of the sliding trolley module in the embodiment;

[0022] Figure 4 for Figure 3 a sectional view along line A-A in the embodiment;

[0023] Figure 5 for a structure schematic view of a floating axle in the embodiment;

[0024] Figure 6 for a structure schematic view of a vehicle frame in the embodiment;

[0025] Figure 7 for a structure schematic view of a second connecting piece in the embodiment;

[0026] Figure 8 for a structure schematic view of a track device in the embodiment. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0028] It should be noted that the embodiments and features in the embodiments can be combined with each other without conflict. It should be noted that each embodiment in the present specification adopts a progressive manner for description, and each embodiment mainly describes the differences from other embodiments, and the same and similar parts between each embodiment can be referred to each other.

[0029] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the product of the present application is used, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0030] It should be understood that the terms "first", "second" in the present specification are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least 4, such as 4, 6, 8, etc., unless otherwise specifically limited.

[0031] In the description of the utility model, it also needs to be explained that, unless there is explicit provision and limitation, the terms "arrange", "install", "connect", "connect" should be understood broadly, for example, it can be fixed connection, or it can be detachable connection, or it can be integrally connected, it can be mechanical connection, or it can be electrical connection, it can be directly connected, or it can be indirectly connected through intermediate medium, it can be the communication inside two elements, the above-mentioned terms in the utility model can be understood according to specific circumstances by the ordinary skilled in the art.

[0032] The sliding trolley module proposed in the application will be further described below in combination with specific embodiments and drawings.

[0033] The sliding trolley module comprises a first connecting piece, a second connecting piece and a sliding assembly, the first connecting piece is used for connecting a lifting appliance, the second connecting piece is used for connecting a driving mechanism, the sliding assembly is connected to the first connecting piece and the second connecting piece, and the sliding assembly is used for slidingly cooperating with a track and moving along the track under the driving of the driving mechanism.

[0034] Please refer to Figures 1 to 4 The sliding assembly comprises a frame 3, a fixed wheel system and a floatable wheel system, the fixed wheel system comprises a plurality of traveling wheels 4, and the traveling wheels 4 are used for traveling on the track; the traveling wheels 4 are rotatably arranged on wheel seats 41, and the wheel seats 41 are fixed to the frame 3 through bolts.

[0035] The floatable wheel system comprises a plurality of floatable floating shafts 6 and floatable wheels 5 arranged on the floating shafts 6, the axial direction of the floating shafts 6 is perpendicular to the axial direction of the traveling wheels 4, and the floatable wheels 5 are coaxially arranged on the floating shafts 6 and can rotate relative to the floating shafts 6.

[0036] The plurality of floating shafts 6 are symmetrically arranged on both sides of the frame 3, springs 7 horizontally arranged on the frame 3 act on the floating shafts 6, and the elasticity of the springs 7 enables the floatable wheels 5 to freely float within a certain range, so that the sliding trolley module can adapt to the width of the track, and the requirements for the flatness and width consistency of the track are reduced.

[0037] In order to make the floatable wheels 5 float left and right more stably, in the exemplary embodiment, each floating shaft 6 is connected with a horizontal guide rod 8, and the horizontal guide rod 8 is fixed to the frame 3, please refer to Figure 5 The floating shaft 6 has a guide hole 61 matched with the horizontal guide rod 8, and the horizontal guide rod 8 is arranged in the guide hole 61 and matched with a gap. Under the action of the horizontal guide rod 8, the floating shaft 6 can only move left and right, and cannot move up and down or front and back.

[0038] Of course, in order to prevent the floating shaft 6 from separating from the horizontal guide rod 8, the horizontal guide rod 8 has a limiting portion 81 for preventing the floating shaft 6 from separating. As a preferred embodiment, the spring 7 is sleeved on the horizontal guide rod 8.

[0039] In some embodiments, the horizontal guide rod 8 is a screw rod, and a nut 82 is fixedly arranged on the frame 3, and the horizontal guide rod 8 is threadedly connected with the nut 82, so as to facilitate control of the floating distance of the floating wheel 5.

[0040] In some embodiments, the floating wheel 5 is a rolling bearing.

[0041] In some embodiments of the utility model, the floating shaft 6 is slidably connected with the frame 3, and the floating shaft 6 has a supporting portion 60 supported on the frame 3. The weight of the floating shaft 6 and the floating wheel 5 is transmitted to the frame 3 at the supporting portion 60, and then transmitted to the walking wheel 4 through the frame 3, and finally transmitted to the track.

[0042] Please refer to Figure 6 In some embodiments, the frame 3 comprises a base plate 31 which is substantially plate-shaped. The base plate 31 has mounting holes 32 on the left and right sides which are adapted to the floating shaft 6, and the floating shaft 6 is arranged in the mounting holes 32, and the mounting holes 32 allow the floating shaft 6 to float left and right. As preferred, please refer to Figure 5 The floating shaft 6 has guide grooves 62 on the front and rear surfaces which are adapted to the base plate 31, and the edges of the base plate 31 are arranged in the guide grooves 62. On the one hand, the groove top of the guide groove 62 can be used as the supporting portion 60 to support on the frame 3, so that the weight of the floating shaft 6 and the floating wheel 5 is transmitted to the frame 3; on the other hand, the guide groove 62 can also limit the floating shaft 6, so that it can only move left and right, and cannot move forward and backward or up and down.

[0043] Please refer to Figure 1 、 Figure 6 In the exemplary embodiments, the first connecting member comprises a first connecting plate 1 which has a first connecting hole 11. Generally, the first connecting hole 11 is a bolt hole, and the lifting appliance can be fixed on the first connecting member by a bolt and can be driven by the sliding assembly to move relative to the track. As preferred, the first connecting plate 1 is substantially rectangular.

[0044] Please refer to Figure 1 、 Figure 7 In the exemplary embodiments, the second connecting member comprises an L-shaped plate 2, the horizontal plate 21 of the L-shaped plate 2 is fixedly connected with the sliding assembly, and the vertical plate 22 of the L-shaped plate 2 has a second connecting hole 23 which is used to connect with the driving mechanism. As preferred, the second connecting hole 23 is a vertically arranged slot.

[0045] Of course, the base plate 31 is provided with a hole for mounting the second connecting member. Please refer to Figure 3In the exemplary embodiment, the horizontal plate 21 of the L-shaped plate 2 is fixed to the top surface of the base plate 31 at the central position by means of bolts. The first connecting plate 1 is arranged in parallel below the base plate 31, and the two are connected together by means of the central connecting column 33. Preferably, the first connecting plate 1, the base plate 31 and the central connecting column 33 are integrally manufactured.

[0046] It is worth mentioning that the number of the walking wheels 4 and the floating wheels 5 can be reasonably set according to the needs.

[0047] In some embodiments, two floating wheels 5 are installed on the floating shaft 6, and the two floating wheels 5 are respectively located above and below the frame 3. Preferably, the floating shaft 6 has two guide holes 61 corresponding to each other; each floating shaft 6 is provided with two horizontal guide rods 8 and two springs 7, and the two horizontal guide rods 8 are respectively located above and below the base plate 31.

[0048] In some embodiments, there are two groups of fixed wheel systems, and the two groups of fixed wheel systems are symmetrically installed on the frame 3. Preferably, each group has four walking wheels 4.

[0049] Please refer to Figure 5 , the embodiment discloses a track device, which comprises a track 91 and a driving mechanism, and the driving mechanism comprises a motor 92, a chain wheel, a driving chain 93 and a suspension chain 94. The floating wheel 5 and the walking wheel 4 are used for cooperating with the track 91; specifically, the walking wheel 4 of the sliding assembly walks on the track bottom plate of the track 91, and the left and right floating wheels 5 can contact the side plate of the track 91 under the action of the spring 7.

[0050] The motor 92 serves as a power device, and transmits power to the driving chain 93 through the chain wheel. The driving chain 93 has a tooth portion for engaging with the suspension chain 94, the driving chain 93 transmits power to the suspension chain 94 through the tooth portion, and the suspension chain 94 is connected with the second connecting piece of the sliding assembly, thereby moving along the track 91 of the sliding trolley module.

[0051] When the sliding trolley module runs on the track 91, the spring 7 keeps the floating wheel 5 in contact with the side wall of the track, so that the sliding assembly can float left and right to adapt to different gaps, and the floating wheel 5 is always in contact with the side wall of the track, which is beneficial to the stable operation of the sliding trolley module.

[0052] In some embodiments, the suspension chain 94 is provided with a hanging plate 95, and the hanging plate 95 is used for connecting with the second connecting piece. Please refer to Figure 1 , Figure 7In the example embodiment, the second connecting member comprises two L-shaped plates 2, vertical plates 22 of the two L-shaped plates 221 are oppositely spaced to jointly form a space for accommodating the hanging plate 95. The hanging plate 95 has a hole matching the second connecting hole 23, and the connecting rod is mounted on the hole of the hanging plate 95 and the second connecting hole 23 of the two L-shaped plates 2, so as to realize the connection of the sliding trolley module and the driving mechanism, and achieve the purpose of driving the sliding trolley module to move on the track 91 by the motor 92.

[0053] Taking the track device used for a bicycle upright production line as an example, the lifting appliance is selected as a bicycle frame clamp 10, the bicycle frame clamp 10 is connected with the first connecting plate 1, the bicycle frame is clamped and fixed by the bicycle frame clamp 10, then the bicycle frame is hung up and moves with the sliding assembly relative to the track 91.

[0054] The floating wheels on both sides of the application can freely float within a certain range, can meet the self-adaptation of the sliding trolley module to the track width, and reduce the requirements for the flatness and width consistency of the track. In particular, when applied to a circular production line, the self-tightening function of real-time adjustment of the turning radius is realized, and smooth operation of linear motion and arc motion is realized.

[0055] The above is only the preferred embodiment of the utility model, and is not used for limiting the utility model. For those skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A sliding trolley module, characterized in that, Includes a sliding component, the sliding component comprising: Frame (3) A fixed wheel system is mounted on the frame (3), the fixed wheel system including multiple traveling wheels (4) for traveling on the track; A floating wheel system is mounted on the frame (3). The floating wheel system includes multiple floating shafts (6) and floating wheels (5) coaxially mounted on the floating shafts (6). The axial direction of the floating shafts (6) is perpendicular to the axial direction of the traveling wheels (4). The multiple floating shafts (6) are movably mounted on both sides of the frame (3). The spring (7) acting on the frame (3) and the floating shaft (6) allows the floating shaft (6) and the floating wheel (5) to float left and right relative to the frame (3) so that the sliding assembly adapts to the track width.

2. The sliding trolley module according to claim 1, characterized in that, It also includes a first connector for connecting the lifting device and a second connector for connecting the drive mechanism, the sliding assembly being connected to the first connector and the second connector.

3. The sliding trolley module according to claim 2, characterized in that, The first connector includes a first connecting plate (1) with a first connecting hole (11); the second connector includes an L-shaped plate (2) with a horizontal plate (21) fixedly connected to a sliding assembly and a second connecting hole (23) on a vertical plate (22) for connecting to a drive mechanism.

4. The sliding trolley module according to claim 1, characterized in that, Each floating shaft (6) is connected to a horizontal guide rod (8), which is fixed to the frame (3). The floating shaft (6) has a guide hole (61) that is adapted to the horizontal guide rod (8). The horizontal guide rod (8) is installed in the guide hole (61) and is clearance-fitted with it.

5. The sliding trolley module according to claim 1, characterized in that, The floating shaft (6) is slidably connected to the frame (3), and the floating shaft (6) has a support part (60) which is supported on the frame (3).

6. The sliding trolley module according to claim 1 or 5, characterized in that, The frame (3) includes a base plate (31), and the left and right sides of the base plate (31) have mounting holes (32) adapted to the floating shaft (6), and the floating shaft (6) is slidably mounted in the mounting holes (32).

7. The sliding trolley module according to claim 6, characterized in that, The front and rear surfaces of the floating shaft (6) have guide grooves (62) that are adapted to the substrate (31), and the edge of the substrate (31) is installed in the guide grooves (62).

8. The sliding trolley module according to any one of claims 1-5 and 7, characterized in that, Two floating wheels (5) are installed on the floating shaft (6), with the two floating wheels (5) located above and below the frame (3) respectively.

9. The sliding trolley module according to claim 8, characterized in that, The floating shaft (6) has two guide holes (61). Each floating shaft (6) is equipped with two horizontal guide rods (8) and two springs (7). The two horizontal guide rods (8) are located above and below the substrate (31), respectively; the two springs (7) are located above and below the substrate (31), respectively.

10. The sliding trolley module according to any one of claims 1-5, 7, and 9, characterized in that, The fixed wheel system has two sets, which are symmetrically installed on the frame (3).

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