CN212559268U - Lifting equipment - Google Patents
Lifting equipment Download PDFInfo
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- CN212559268U CN212559268U CN202020410849.7U CN202020410849U CN212559268U CN 212559268 U CN212559268 U CN 212559268U CN 202020410849 U CN202020410849 U CN 202020410849U CN 212559268 U CN212559268 U CN 212559268U
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- rocker
- lifting
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Abstract
The utility model discloses a lifting device, which comprises a machine body, a lifting guide rail and a lifting mechanism, wherein the lifting guide rail is arranged on the machine body; the lifting assembly comprises a sliding platform base and a pin cylinder, the pin cylinder is connected with the sliding platform base, and the sliding platform base is connected with the lifting guide rail through a sliding block; the driving assembly comprises a cylinder, a connecting rod and a driving shaft, the driving shaft is connected with the machine body through a bearing seat, the driving shaft is provided with a first rocker and a second rocker, the cylinder is connected with the machine body through a cylinder fixing seat, the output end of the cylinder is connected with the first rocker through a first pin shaft, the second rocker is connected with one end of the connecting rod through a second pin shaft, and the other end of the connecting rod is connected with the sliding seat through a third pin shaft. The clamping device has the advantages of low cost, simple and reliable structure, easy maintenance, mechanical self-locking capability and capability of meeting the requirements of quick clamping and positioning of workpieces.
Description
Technical Field
The utility model is used for lift drive equipment field especially relates to a jacking equipment.
Background
With the rapid development of industry, the use of lifting equipment is continuously increased, and the lifting mechanisms in the current market are various in form and different in structure. At present, a motor gear rack, a motor lead screw drive and the like are conventionally adopted. However, the cost is relatively high, the mechanical self-locking is poor, and the conventional air cylinder pushing also has the non-self-locking function, so that the equipment falls down, the personal safety hidden danger is caused, and the equipment is damaged.
Moreover, the existing lifting equipment mainly adopts the tray as a main body structure for supporting the workpiece, the tray is not provided with a workpiece positioning and clamping structure, the fixing and the positioning of the workpiece on the tray are difficult to control, or the set workpiece positioning and clamping structure is complex, and the use requirements of quick clamping and positioning cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a lifting device, its is with low costs, simple structure is reliable, easy to maintain to have mechanical auto-lock ability, can satisfy the quick clamping and the location requirement of work piece.
The utility model provides a technical scheme that its technical problem adopted is:
a lifting device comprises
The machine body is provided with a lifting guide rail;
the lifting assembly comprises a sliding platform base and a pin cylinder, the pin cylinder is connected with the sliding platform base, and the sliding platform base is connected with the lifting guide rail through a sliding block;
the driving assembly comprises a cylinder, a connecting rod and a driving shaft, the driving shaft is connected with the machine body through a bearing seat, the driving shaft is provided with a first rocker and a second rocker, the cylinder is connected with the machine body through a cylinder fixing seat, the output end of the cylinder is connected with the first rocker through a first pin shaft, the second rocker is connected with one end of the connecting rod through a second pin shaft, and the other end of the connecting rod is connected with the sliding seat through a third pin shaft.
The utility model discloses an among certain implementation, the fuselage includes bed plate, left riser, right riser and upper cover plate, left side riser, right riser will the bed plate with the upper cover plate is connected to inside formation assembly space in the fuselage, the drive shaft is installed between left riser, the right riser, the fuselage is equipped with well riser between left riser and right riser, assembly space by well riser divide into first assembly space and second assembly space, first rocker with the cylinder is located first assembly space, the cylinder passes through the cylinder fixing base and is connected with left riser and well riser, the connecting rod with the second rocker is located second assembly space.
The utility model discloses an among certain implementation, the fuselage is equipped with preceding riser in second assembly space front side, be equipped with on the preceding riser and dodge the hole, the pedestal has and passes dodge the hole with articulated seat that the connecting rod is connected.
The utility model discloses an among certain implementation, the lifting rail with preceding riser is connected, the lifting rail is including being located keep away the first lifting rail and the second lifting rail of the left and right sides in hole.
In certain implementations of the present invention, the pin cylinder is connected to the slide block base through a mounting bracket, and an adjusting block is disposed between the pin cylinder and the mounting bracket.
In certain implementations of the present invention, the adjusting block is provided with a detection sensor.
The utility model discloses an among certain implementation, still include spacing cushion, spacing cushion is located the below of first rocker, first rocker supports during spacing cushion, drive shaft, second round pin axle, third round pin axle are located same straight line.
One of the above technical solutions has at least one of the following advantages or beneficial effects: the cylinder is under the condition of ventilating, thereby the cylinder stretches out and drives first rocker and rotate clockwise around the drive shaft, and the drive shaft rotates simultaneously through the second rocker with power transmission for the connecting rod, connecting rod counter-clockwise motion, and the connecting rod passes through the third round pin axle with power transmission for the pedestal, and when connecting rod counter-clockwise motion, the pedestal is under the guide effect of elevating guide rail to upward movement. When the lifting component moves to the top point, the acting force of the workpiece is along the direction of the connecting rod, and the connecting rod and the second rocker are on the same straight line, so that even if the air cylinder is cut off, the acting force of the workpiece is abnormal large, the lifting component can not move, and the mechanical self-locking effect is realized.
Meanwhile, the positioning and clamping of the workpiece are quickly realized through the pin cylinder which is lifted together with the sliding table seat, and the device is low in cost, simple and reliable in structure and easy to maintain.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an isometric view of an embodiment of the present invention;
fig. 2 is a rear view of an embodiment of the present invention;
fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if directions (up, down, left, right, front and back) are described, the directions shown in fig. 1 are used for understanding, but the description is only for convenience of describing the technical solution of the present invention, and the technical features indicated by the present invention are not indicated or suggested to have a specific orientation, be constructed and operated in a specific orientation, and thus, the present invention should not be construed as being limited thereto.
In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a lifting device, which includes a body 1, a lifting assembly 2 and a driving assembly 3, wherein the body 1 is used for supporting a system, and is fixed on the ground or other devices during use. The body 1 is provided with a lifting guide rail 11 for guiding the lifting movement of the lifting assembly 2. The lifting assembly 2 comprises a slide pedestal 21 and a pin cylinder 22, the slide pedestal 21 is connected with the lifting guide rail 11 through a slide block 23, the pin cylinder 22 is used for clamping and positioning a workpiece, and the pin cylinder 22 is connected with the slide pedestal 21 to realize the lifting of the workpiece when the slide pedestal 21 is lifted.
Referring to fig. 1, 2, and 3, the driving assembly 3 includes a cylinder 31, a connecting rod 32, and a driving shaft 33, the driving shaft 33 is connected to the body 1 through a bearing seat 34, the driving shaft 33 is transversely disposed, the driving shaft 33 has a first rocking bar 35 and a second rocking bar 36, the first rocking bar 35 and the second rocking bar 36 are distributed along the length direction of the driving shaft 33, and form an included angle along the circumference of the driving shaft 33, the cylinder 31 is connected to the body 1 through a cylinder fixing seat 37, an output end of the cylinder 31 is connected to the first rocking bar 35 through a first pin 38, the cylinder 31 is ventilated and then can drive the driving shaft 33 to rotate through the first rocking bar 35, the second rocking bar 36 is connected to one end of the connecting rod 32 through a second pin 39, and the other end of the connecting rod 32 is connected.
Referring to fig. 3, when the air cylinder 31 is in the ventilation state, the air cylinder 31 extends to drive the first rocker 35 to rotate clockwise around the driving shaft 33, the driving shaft 33 rotates and simultaneously transmits power to the connecting rod 32 through the second rocker 36, the connecting rod 32 moves counterclockwise, the connecting rod 32 transmits power to the slide base 21 through the third pin 310, and when the connecting rod 32 moves counterclockwise, the slide base 21 moves upward under the guiding action of the lifting guide rail 11. When the workpiece is moved to the top point, the workpiece acting force is along the direction of the connecting rod 32, and the connecting rod 32 and the second rocker 36 are on the same straight line, so that even if the air cylinder 31 is cut off, the workpiece acting force cannot move the lifting assembly 2 even if the workpiece acting force is abnormally large, and the mechanical self-locking effect is realized.
When the air cylinder 31 is in the ventilation condition, the air cylinder 31 retracts, so that the first rocker 35 is driven to rotate anticlockwise around the driving shaft 33, the driving shaft 33 rotates, power is transmitted to the connecting rod 32 through the second rocker 36, the connecting rod 32 moves clockwise, the connecting rod 32 transmits power to the slide pedestal 21, and when the connecting rod 32 moves clockwise, the slide pedestal 21 moves downwards under the guiding effect of the lifting guide rail 11.
Meanwhile, the positioning and clamping of the workpiece are rapidly realized through the pin cylinder 22 which is lifted together with the slide pedestal 21, and the device has the advantages of low cost, simple and reliable structure and easy maintenance.
The body 1 can be assembled by using members such as rods, plates, etc., for example, in some embodiments, referring to fig. 1, 2, and 3, the body 1 includes a base plate 12, a left upright plate 13, a right upright plate 14, and an upper cover plate 15, the left upright plate 13 and the right upright plate 14 connect the base plate 12 and the upper cover plate 15, and form an assembly space inside the body 1, and the cylinder 31, the connecting rod 32, and the driving shaft 33 are located in the assembly space. Specifically, the driving shaft 33 is installed between the left vertical plate 13 and the right vertical plate 14, the middle vertical plate 16 is arranged between the left vertical plate 13 and the right vertical plate 14 of the machine body 1, the middle vertical plate 16 avoids the driving shaft 33, the assembly space is divided into a first assembly space and a second assembly space by the middle vertical plate 16, the first rocker 35 and the air cylinder 31 are located in the first assembly space, the air cylinder 31 is connected with the left vertical plate 13 and the middle vertical plate 16 through the air cylinder fixing seat 37, and the connecting rod 32 and the second rocker 36 are located in the second assembly space. The middle vertical plate 16 realizes the fixed connection of the cylinder 31 on the machine body 1, and on the other hand, divides the assembly space to form a first assembly space and a second assembly space, thereby avoiding the mutual interference between the swing of the connecting rod 32 and the cylinder 31 and ensuring the safe operation of the equipment.
Further, referring to fig. 1, the machine body 1 is provided with a front vertical plate 17 on the front side of the second assembly space, the front vertical plate 17 is located on the front side of the second assembly space, the front vertical plate 17 is respectively connected with the right vertical plate 14, the base plate 12, the middle vertical plate 16 and the upper cover plate 15, the lifting guide rail 11 is connected with the front vertical plate 17, the lifting guide rail 11 comprises a first lifting guide rail and a second lifting guide rail which are located on the left side and the right side of the avoidance hole, the sliding base 21 is guided by the first lifting guide rail and the second lifting guide rail which are parallel, and the stability of the lifting motion is better. In order to realize the connection between the slide pedestal 21 and the connecting rod 32 and the power transmission, the front vertical plate 17 is provided with an avoiding hole which is arranged along the height direction, and the slide pedestal 21 is provided with a hinged pedestal which passes through the avoiding hole and is connected with the connecting rod 32.
The pin cylinder 22 is directly or indirectly connected with the slide pedestal 21, for example, in the embodiment shown in fig. 1, the pin cylinder 22 is connected with the slide pedestal 21 through a mounting bracket 23, and an adjusting block 24 is arranged between the pin cylinder 22 and the mounting bracket 23, so that when the clamp is used, the position of the pin cylinder 22 can be adjusted by selecting different mounting brackets 23 and adjusting blocks 24, and positioning and clamping of different types of workpieces are facilitated.
In some embodiments, referring to FIG. 1, the conditioning block 24 is provided with a detection sensor 25 for detecting whether the workpiece is in place.
In some embodiments, referring to fig. 3, in order to ensure that the cylinder 31 drives the first rocker 35 to be in place to accurately realize self-locking, the self-locking device further includes a limiting pad 311, the limiting pad 311 is located below the first rocker 35, and when the first rocker 35 abuts against the limiting pad 311, the driving shaft 33, the second pin 39, and the third pin 310 are located on the same straight line.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (7)
1. A lifting device, characterized in that: comprises that
The machine body is provided with a lifting guide rail;
the lifting assembly comprises a sliding platform base and a pin cylinder, the pin cylinder is connected with the sliding platform base, and the sliding platform base is connected with the lifting guide rail through a sliding block;
the driving assembly comprises a cylinder, a connecting rod and a driving shaft, the driving shaft is connected with the machine body through a bearing seat, the driving shaft is provided with a first rocker and a second rocker, the cylinder is connected with the machine body through a cylinder fixing seat, the output end of the cylinder is connected with the first rocker through a first pin shaft, the second rocker is connected with one end of the connecting rod through a second pin shaft, and the other end of the connecting rod is connected with the sliding seat through a third pin shaft.
2. The lifting apparatus of claim 1, wherein: the machine body comprises a base plate, a left vertical plate, a right vertical plate and an upper cover plate, the base plate is connected with the upper cover plate through the left vertical plate and the right vertical plate, an assembly space is formed in the machine body, the driving shaft is installed between the left vertical plate and the right vertical plate, a middle vertical plate is arranged between the left vertical plate and the right vertical plate, the assembly space is divided into a first assembly space and a second assembly space through the middle vertical plate, the first rocker and the air cylinder are located in the first assembly space, the air cylinder is connected with the left vertical plate and the middle vertical plate through an air cylinder fixing seat, and the connecting rod and the second rocker are located in the second assembly space.
3. The lifting apparatus of claim 2, wherein: the fuselage is equipped with preceding riser in second assembly space front side, be equipped with on the preceding riser and dodge the hole, the pedestal has and passes dodge the hole with articulated seat that the connecting rod is connected.
4. The lifting device as claimed in claim 3, characterized in that: the lifting guide rail is connected with the front vertical plate and comprises a first lifting guide rail and a second lifting guide rail which are positioned at the left side and the right side of the avoidance hole.
5. The lifting apparatus of claim 1, wherein: the pin cylinder passes through the mounting bracket with the pedestal is connected, the pin cylinder with be equipped with the adjusting block between the mounting bracket.
6. The lifting apparatus of claim 5, wherein: and the adjusting block is provided with a detection sensor.
7. The lifting apparatus of claim 1, wherein: the driving shaft, the second pin shaft and the third pin shaft are positioned on the same straight line when the first rocker abuts against the limiting cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020410849.7U CN212559268U (en) | 2020-03-26 | 2020-03-26 | Lifting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020410849.7U CN212559268U (en) | 2020-03-26 | 2020-03-26 | Lifting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212559268U true CN212559268U (en) | 2021-02-19 |
Family
ID=74616905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020410849.7U Active CN212559268U (en) | 2020-03-26 | 2020-03-26 | Lifting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212559268U (en) |
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2020
- 2020-03-26 CN CN202020410849.7U patent/CN212559268U/en active Active
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