A grab lifter

Abstract

The utility model discloses a kind of grab piece elevators, including vertically extending vertical guide, lifting carriage and counterweight assembly sliding connection in vertical guide, the top of vertical guide is equipped with driving device, driving device is wound with transmission belt on power output shaft, one end of transmission belt is connected with lifting carriage and its other end is connected with counterweight assembly, lifting carriage is equipped with the pneumatic clamp for grabbing various irregular workpieces, maintenance platform connected with the top of vertical guide is installed at the side of driving device.The technical scheme of the present application has small floor area, directly clamps the workpiece to be transported with pneumatic clamp, compared with existing similar equipment, it has small floor area, simple structure and no requirement to the shape of workpiece to be transported.

Description

Technical Field

[0001] This utility model relates to the field of conveyor technology, specifically to a gripper lifting machine. Background Technology

[0002] When transferring workpieces from one conveyor line to another on a production line, situations may arise where the two lines are not at the same horizontal level. In such cases, a vertical conveying device is needed to transport the workpieces to different horizontal planes (vertical lifting). Currently, the equipment used to achieve this process occupies a large area and requires additional equipment such as skids as pallets to hold the materials to be transported, resulting in additional consumable materials. Utility Model Content

[0003] Therefore, this utility model provides a part-grabbing lifting machine to solve the above-mentioned problems in the prior art. To achieve the above objective, this utility model provides the following technical solution: According to a first aspect of this utility model, a part-grabbing lifting machine includes a vertically extending vertical guide rail, a lifting slide and a counterweight assembly slidably connected to the vertical guide rail, a driving device installed at the top of the vertical guide rail, a transmission belt wound around the power output shaft of the driving device, one end of the transmission belt being connected to the lifting slide and the other end being connected to the counterweight assembly, the lifting slide being equipped with pneumatic clamps for gripping various irregular workpieces, and a maintenance platform connected to the top of the vertical guide rail being installed beside the driving device.

[0004] Furthermore, the lifting carriage includes a gripping bracket, with guide wheels A rotatably connected to the upper and lower ends of the rear bracket of the gripping bracket. The guide wheels A can slide up and down along the grooves on both sides of the vertical guide rail. A gripping structure is connected to the front side of the gripping bracket, and at least one pneumatic clamp is connected to the gripping structure. A belt fixing device A connected to one end of the transmission belt is provided at the top of the rear bracket of the gripping bracket.

[0005] Furthermore, a carriage fixing device is also connected to the bottom of the rear support of the grabbing bracket. The carriage fixing device is used to lock the lifting carriage at a set height by snapping it into the notch at the top of the vertical guide rail.

[0006] Furthermore, the vertical guide rail includes two guide rail units arranged parallel to each other, and the two guide rail units are connected by a crossbeam.

[0007] Furthermore, the counterweight assembly includes a counterweight box and a belt fixing device B set at the top of the counterweight box. The other end of the transmission belt is connected to the belt fixing device B. Guide wheels B are respectively set at both ends of the top edge and the bottom edge of the counterweight box. The two sets of guide wheels B are slidably connected in the grooves set on the sides of the two guide rail units.

[0008] Furthermore, buffers are connected to the bottom sides of the two guide rail units respectively. The buffers are used to mitigate the impact of the lifting carriage or counterweight components.

[0009] Furthermore, the drive unit also includes a drive motor and a pulley. The housing of the drive motor is mounted on the top of the vertical guide rail. A pulley is fixed on the power output shaft of the drive motor. A transmission belt is wound around and connected to the pulley, and the two free ends of the transmission belt extend vertically downwards respectively.

[0010] Furthermore, the maintenance platform includes a horizontally arranged platform floor, which is fixed to the top of a vertical guide rail, and a fence is arranged around the outer perimeter of the platform floor.

[0011] Furthermore, the maintenance platform also includes a ladder connected to the platform floor, with the upper end of the ladder communicating with the interior space of the enclosure and the lower end extending vertically downwards.

[0012] Furthermore, the counterweight box contains multiple removable counterweight blocks.

[0013] The present invention has the following advantages: the gripping and lifting machine of the present invention occupies a small area, and uses pneumatic clamps to directly clamp the workpiece to be transported. Compared with existing similar equipment, it occupies a small area, has a simple structure, and does not have requirements on the shape of the workpiece to be transported. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall structure of a gripping and lifting machine provided for some embodiments of the present invention.

[0015] Figure 2 This is a first-view schematic diagram of the lifting carriage of a gripping hoist provided for some embodiments of the present invention.

[0016] Figure 3 This is a second-view schematic diagram of the lifting carriage of a gripping hoist provided for some embodiments of the present utility model.

[0017] Figure 4 This is a schematic diagram of a counterweight assembly for a gripping lifting machine, provided for some embodiments of the present invention.

[0018] Figure 5 This is a schematic diagram of the vertical guide rail of a gripping lifting machine provided for some embodiments of the present invention.

[0019] Figure 6 This is a schematic diagram of a maintenance platform for a part-grabbing lifting machine provided for some embodiments of this utility model.

[0020] Figure 7 This is a schematic diagram of a drive device for a gripping and lifting machine provided for some embodiments of the present invention.

[0021] In the diagram, 1. Lifting carriage, 2. Counterweight assembly, 3. Vertical guide rail, 4. Maintenance platform, 5. Drive unit, 11. Gripping structure, 12. Gripping bracket, 13. Pneumatic clamp, 14. Guide wheel A, 15. Belt fixing device A, 16. Carriage fixing device, 21. Counterweight box, 22. Guide wheel B, 23. Belt fixing device B, 31. Buffer, 32. Guide rail unit, 41. Platform floor, 42. Fence, 43. Ladder, 51. Drive motor, 52. Transmission belt. Detailed Implementation

[0022] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] Example 1

[0024] like Figures 1 to 7 As shown, a part-grabbing lifting machine according to the first aspect of this utility model includes a vertically extending vertical guide rail 3, a lifting slide 1 and a counterweight assembly 2 slidably connected to the vertical guide rail 3, a drive device 5 installed on the top of the vertical guide rail 3, a transmission belt 52 wound on the power output shaft of the drive device 5, one end of the transmission belt 52 being connected to the lifting slide 1 and the other end being connected to the counterweight assembly 2, the lifting slide 1 being equipped with a pneumatic clamp 13 for grabbing various irregular workpieces, and a maintenance platform 4 connected to the top of the vertical guide rail 3 being installed next to the drive device 5.

[0025] In the above embodiments, it should be noted that during use, the lifting slide 1 is compensated for by the counterweight component 2, and the lifting slide 1 and the counterweight component 2 can move vertically up and down on the vertical guide rail 3; the pneumatic clamp 13 is a mature pneumatic gripping structure of the prior art.

[0026] The technical effects achieved by the above embodiments are as follows: the gripping and lifting machine of this embodiment has a small footprint, uses pneumatic clamps to directly clamp the workpiece to be transported, and has a small footprint, simple structure and no requirements on the shape of the workpiece to be transported compared with existing similar equipment.

[0027] Example 2

[0028] like Figures 2 to 3As shown, a gripping lifting machine includes all the contents of Embodiment 1. In addition, the lifting slide 1 includes a gripping bracket 12. The upper and lower ends of the rear bracket of the gripping bracket 12 are rotatably connected to guide wheels A14. The guide wheels A14 can slide up and down along the grooves on both sides of the vertical guide rail 3. The front side of the gripping bracket 12 is connected to a gripping structure 11. At least one pneumatic clamp 13 is connected to the gripping structure 11. The top of the rear bracket of the gripping bracket 12 is provided with a belt fixing device A15 connected to one end of the transmission belt 52. Specifically, the guide wheel A14 can be rotatably connected to the gripping bracket 12 by a pin shaft, and a rolling bearing can also be provided in the guide wheel A14. The gripping bracket 12 is welded from square steel pipes.

[0029] Optionally, a carriage fixing device 16 is also connected to the bottom of the rear support of the gripping bracket 12. The carriage fixing device 16 is locked at a set height by snapping into the top notch of the vertical guide rail 3.

[0030] The technical effects achieved by the above embodiments are as follows: by setting the pneumatic clamp 13, the rapid picking up of various irregular workpieces is realized; by setting the slide fixing device 16, the position of the lifting slide 1 is effectively locked.

[0031] Example 3

[0032] like Figure 5 As shown, a gripping lifting machine includes all the contents of Embodiment 2. In addition, the vertical guide rail 3 includes two guide rail units 32 arranged parallel to each other, and the two guide rail units 32 are connected by a crossbeam.

[0033] Optional, such as Figure 4 As shown, the counterweight assembly 2 includes a counterweight box 21 and a belt fixing device B23 located at the top of the counterweight box 21. The other end of the transmission belt 52 is connected to the belt fixing device B23. Guide wheels B22 are respectively provided at both ends of the top edge and the bottom edge of the counterweight box 21. The two sets of guide wheels B22 are slidably connected in the grooves provided on the sides of the two guide rail units 32. Specifically, grooves are provided on both the inner and outer sides of the guide rail units 32. The two sets of guide wheels B22 of the counterweight assembly 2 are slidably connected in the grooves on the inner sides of the two guide rail units 32, and the guide wheel A14 of the lifting slide 1 is slidably connected in the grooves on the outer sides of the two guide rail units 32. In this embodiment, the guide wheel B22 is composed of two rotatably connected rollers. The rollers are directly rotatably mounted on the end face of the counterweight box 21 by a pin shaft, or a bearing is provided in the roller to achieve free rotation. The belt fixing device B23 located at the top of the counterweight box 21 can be provided with two round shafts for binding with the transmission belt 52.

[0034] For example, the counterweight box 21 contains multiple detachable counterweights, and the thickness and weight of the counterweights may be the same or different.

[0035] Optionally, the bottom sides of the two guide rail units 32 are respectively connected to buffers 31. The buffers 31 are used to mitigate the impact of the lifting carriage 1 or the counterweight assembly 2. For example, an elastic component, such as a rubber block or a buffer spring, is provided at the top of the buffer 31.

[0036] The technical effects achieved by the above embodiments are as follows: by setting two parallel guide rail units 32, the lifting slide 1 and the counterweight assembly 2 are effectively limited; by setting the counterweight box 21 and the belt fixing device B23, the transmission belt 52 effectively lifts the counterweight assembly 2; by setting multiple detachable counterweight blocks, the different weights of the counterweight box 21 are adjusted, thereby meeting the different weight requirements of the lifting slide 1; by setting the buffer 31, the impact force of the lifting slide 1 or the counterweight assembly 2 toward the ground is effectively contained, avoiding damage to the lifting slide 1 or the counterweight assembly 2.

[0037] Example 4

[0038] like Figure 7 As shown, a gripping lifting machine includes all the contents of Embodiment 3. In addition, the driving device 5 also includes a drive motor 51 and a pulley. The housing of the drive motor 51 is mounted on the top of the vertical guide rail 3. The pulley is fixed on the power output shaft of the drive motor 51. A transmission belt 52 is wound around and connected to the pulley. The two free ends of the transmission belt 52 extend vertically downwards respectively.

[0039] In this embodiment, the transmission belt 52 can be a flat belt, a V-belt, or a synchronous belt, and the corresponding pulley is of a matching type. The drive motor 51 can be a DC motor.

[0040] The technical effect achieved by the above embodiment is that by setting the drive motor 51 to drive the pulley and then drive the transmission belt 52 to rotate, the transmission stability is high.

[0041] Example 5

[0042] like Figure 6 As shown, a grabbing and lifting machine includes all the contents of Embodiment 4. In addition, the maintenance platform 4 includes a horizontally arranged platform floor 41, which is fixed to the top of the vertical guide rail 3. A fence 42 is arranged around the outer periphery of the platform floor 41. Specifically, the fence 42 is a frame structure formed by bending steel pipes.

[0043] Optionally, the maintenance platform 4 also includes a ladder 43 connected to the platform floor 41, the upper end of the ladder 43 communicating with the interior space of the fence 42, and the lower end of the ladder 43 extending vertically downward.

[0044] The technical effects achieved by the above embodiments are as follows: by setting up the maintenance platform 4, maintenance of the drive motor 51 and other structures is realized; by setting up the fence 42, the safety of maintenance personnel is effectively guaranteed; and by setting up the ladder 43, maintenance personnel can quickly enter the maintenance platform 4.

[0045] In the description of this utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 of describing this utility model and simplifying the description, and are not intended to 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.

[0046] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0047] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0048] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0049] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

[0050] In the description of this specification, the references to terms such as "Embodiment 1," "Embodiment 2," "Example," "Specific Example," or "Some Examples," etc., indicate that the specific method, apparatus, or feature described in connection with that embodiment or example is included in at least one embodiment or example of this utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, methods, apparatus, or features described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0051] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A component-grabbing and lifting machine, characterized in that, The vertical guide rail (3) extends vertically, the lifting slide (1) and the counterweight assembly (2) are slidably connected on the vertical guide rail (3), the top of the vertical guide rail (3) is equipped with a drive device (5), the power output shaft of the drive device (5) is wound with a transmission belt (52), one end of the transmission belt (52) is connected to the lifting slide (1) and the other end is connected to the counterweight assembly (2), the lifting slide (1) is equipped with a pneumatic clamp (13) for gripping various irregular workpieces, and a maintenance platform (4) connected to the top of the vertical guide rail (3) is installed next to the drive device (5).

2. The component lifting machine according to claim 1, characterized in that, The lifting slide (1) includes a gripping bracket (12). The upper and lower ends of the rear support of the gripping bracket (12) are rotatably connected to guide wheels A (14). The guide wheels A (14) can slide up and down along the grooves on both sides of the vertical guide rail (3). The front side of the gripping bracket (12) is connected to a gripping structure (11). At least one pneumatic clamp (13) is connected to the gripping structure (11). The top of the rear support of the gripping bracket (12) is provided with a belt fixing device A (15) connected to one end of the transmission belt (52).

3. The component lifting machine according to claim 2, characterized in that, The bottom of the rear support of the grabbing bracket (12) is also connected to the slide fixing device (16), which is used to lock the lifting slide (1) at the set height by snapping it into the top notch of the vertical guide rail (3).

4. The component grabbing and lifting machine according to claim 2, characterized in that, The vertical guide rail (3) includes two guide rail units (32) arranged parallel to each other, and the two guide rail units (32) are connected by a crossbeam.

5. The component grabbing and lifting machine according to claim 4, characterized in that, The counterweight assembly (2) includes a counterweight box (21) and a belt fixing device B (23) set at the top of the counterweight box (21). The other end of the transmission belt (52) is connected to the belt fixing device B (23). Guide wheels B (22) are respectively set at both ends of the top edge and the bottom edge of the counterweight box (21). The two sets of guide wheels B (22) are slidably connected in the grooves set on the side of the two guide rail units (32).

6. The component grabbing and lifting machine according to claim 5, characterized in that, The bottom sides of the two guide rail units (32) are respectively connected to buffers (31), which are used to mitigate the impact of the lifting carriage (1) or the counterweight assembly (2).

7. The component grabbing and lifting machine according to claim 1, characterized in that, The drive unit (5) also includes a drive motor (51) and a pulley. The housing of the drive motor (51) is mounted on the top of the vertical guide rail (3). A pulley is fixed on the power output shaft of the drive motor (51). A transmission belt (52) is wound around and connected to the pulley. The two free ends of the transmission belt (52) extend vertically downwards respectively.

8. The component lifting machine according to claim 1, characterized in that, The maintenance platform (4) includes a horizontally set platform floor (41), which is fixed to the top of the vertical guide rail (3), and a fence (42) is set around the outer periphery of the platform floor (41).

9. The component lifting machine according to claim 8, characterized in that, The maintenance platform (4) also includes a ladder (43) connected to the platform floor (41), the upper end of the ladder (43) being connected to the interior space of the fence (42), and the lower end of the ladder (43) extending vertically downward.

10. The component grabbing and lifting machine according to claim 5, characterized in that, The counterweight box (21) contains multiple removable counterweights.

Images