CN215478120U

CN215478120U - Lifting device

Info

Publication number: CN215478120U
Application number: CN202120369389.2U
Authority: CN
Inventors: 章国宏
Original assignee: Xinchang Honghai Machinery Co ltd
Current assignee: Xinchang Honghai Machinery Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2022-01-11
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses a lifting device, which comprises a frame; the rubber plate positioning units are arranged on the rack and distributed in a multilayer manner along the vertical direction of the rack; the rubber plate pushing unit is used for pushing the rubber plate positioned on the rubber plate positioning unit to the downstream; the rubber plate limiting units are connected with the rack and arranged below the rubber plate positioning units and used for limiting conveying paths when the rubber plate positioning units convey the rubber plates to the lower side along the vertical direction so as to enable the rubber plates on the rubber plate positioning units to be completely synchronous when being pushed and/or lifted by the rubber plate positioning units. The utility model limits the conveying path of the rubber plate positioning structure on each frame working layer by arranging the rubber plate limiting unit, effectively avoids conveying stroke deviation caused by factors such as different rubber plate thicknesses, frame height deviation and the like, and ensures that the lifting of the rubber plate positioning structure and the pushing of the rubber plate are completely synchronous by limiting the conveying path when the required stroke distance of each working layer is inconsistent.

Description

Lifting device

Technical Field

The utility model relates to the field of medicine production equipment, in particular to a lifting device.

Background

The capsule production line comprises the following working procedures: the capsule core rod on the rubber plate is oiled, the capsule core rod is dipped with the rubber, the rubber plate after being dipped with the rubber is turned over, the capsule is dried, the capsule is degummed, the rubber plate after being degummed is cleaned, and the capsule core rod on the rubber plate is oiled, so that the efficiency and the quality of producing the capsule can be influenced in each link. However, in order to improve the working efficiency in the capsule drying stage, a plurality of batches of capsules need to be dried simultaneously, and for this reason, capsules on a single production line need to be lifted and conveyed to a plurality of drying lines of the capsule drying process by a lifting device, and a rubber plate needs to be pushed to carry out inter-process connection.

Some elevating gear for capsule production among the prior art, limit structure when not setting up the offset plate and carrying along vertical direction usually, it is spacing to the delivery path when offset plate carries to the below specifically, however at this in-process because the thickness of offset plate itself is different, the height error of frame, factor such as lift stroke error will lead to the delivery path inconsistency of every working layer of frame, especially every working layer stroke distance is different, just need carry on spacingly to the delivery path when offset plate carries to the below, in order to prevent its downstream again, and then accomplish completely in step when making each offset plate by propelling movement or offset plate location structure rise. In addition, the limit structure when not setting up and carrying the offset plate along vertical direction can cause the striking of certain degree and rock to the frame, will lead to the poor stability of whole device.

For this reason, in view of some lifting devices currently on the market, most lifting devices have the following disadvantages: (1) the lifting device is not provided with the limit on the conveying path of the rubber plate positioning structure, and the conveying stroke of each rubber plate positioning structure is deviated due to factors such as different rubber plate thicknesses, height errors of a rack and the like in the lifting process, so that the conveying path of each working layer cannot be consistent and the rubber plate positioning structure cannot completely synchronously move; (2) when the required stroke distance of every work layer of elevating gear is inconsistent, do not carry on spacingly to the offset plate location structure on the required shortest stroke route, surpass and carry the route scope to can not be synchronous each offset plate location structure's lift and offset plate propelling movement, it is also not accurate to snatching of offset plate, can't be with accurate propelling movement to next process of offset plate, work efficiency is low.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the lifting device, the conveying path of the rubber plate positioning structure on each frame working layer is limited by arranging the rubber plate limiting unit, the conveying stroke deviation caused by factors such as different rubber plate thicknesses, frame height deviation and the like is effectively avoided, and when the required stroke distance of each working layer is inconsistent, the lifting of each rubber plate positioning structure and the pushing of the rubber plate are completely synchronous by limiting the rubber plate positioning mechanism on the conveying path.

In order to solve the technical problem, the utility model is solved by the following technical scheme:

a lifting device, comprising:

a frame;

the rubber plate positioning units are arranged on the rack and distributed in a multilayer manner along the vertical direction of the rack;

the rubber plate pushing unit is correspondingly arranged on one side of the rubber plate positioning unit and used for pushing the rubber plate positioned on the rubber plate positioning unit to the downstream;

the rubber plate limiting unit is arranged below the rubber plate positioning unit and used for limiting a conveying path when the rubber plate positioning unit conveys the rubber plate to the lower part along the vertical direction so as to completely synchronize the rubber plates on the rubber plate positioning units when the rubber plates are pushed and/or the rubber plate positioning units ascend.

Preferably, the position that the offset plate spacing unit can be relative vertical direction is adjustable, the offset plate spacing unit includes:

the limiting part is provided with a limiting table top above and used for supporting the rubber plate positioning unit;

the guide body is connected with two ends of the limiting piece and used for guiding when the preset position of the limiting piece is adjusted; the supporting body is connected with the rack and used for supporting the limiting piece and the guide body, and a guide channel for adjusting the guide body is arranged on the supporting body;

and when the rubber plate positioning unit moves to abut against the limiting table board, the rubber plate positioning unit is used for positioning the conveying path set by the rubber plate positioning unit.

Preferably, the supporting body comprises a first supporting piece and a second supporting piece, the preset position of the limiting piece is formed by adjusting the distance between the limiting table top and the first supporting face at the upper end of the first supporting piece, and the second supporting piece is connected with the lower end of the guide body and used for locking the position of the limiting piece.

Preferably, the buffer device further comprises an elastic body, one end of the elastic body is connected with the guide body, and the other end of the elastic body is connected with the support body for buffering the guide body.

Preferably, the rubber plate positioning unit is driven by a first driving mechanism, and the first driving mechanism includes:

a drive motor;

the first guide unit is connected with the lowermost rubber plate positioning unit;

the second guide unit is connected with the middle rubber plate positioning unit;

the third guide unit is connected with the rubber plate positioning unit at the top;

the first guide unit, the second guide unit and the third guide unit are connected through a connecting piece and driven by the driving motor.

Preferably, the connecting member is provided in a chain structure or a belt structure.

Preferably, the first guide unit comprises a first guide rail and a first guide part, the first guide rail is arranged along the vertical direction, the first guide part is connected with the first guide rail, one end of the first guide part is connected with the rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the first guide rail and connected with the lower end of the first guide rail and used for limiting the first conveying path when the first guide part moves downwards along the first guide rail.

Preferably, the second guide unit comprises a second guide rail arranged in the vertical direction and a second guide part connected with the second guide rail, one end of the second guide part is connected with the corresponding rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the second guide rail and connected with the lower end of the second guide rail and used for limiting the second conveying path when the second guide part moves downwards along the second guide rail.

Preferably, the third guide unit comprises a third guide rail and a third guide part, the third guide rail is arranged along the vertical direction, the third guide part is connected with the third guide rail, one end of the third guide part is connected with the corresponding rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the third guide rail and connected with the lower end of the third guide rail and used for limiting the third conveying path when the third guide part moves downwards along the third guide rail.

Preferably, the length of the first guide rail along the vertical direction is smaller than that of the second guide rail and/or the third guide rail.

Preferably, the frame includes a plurality of first lateral braces, second lateral braces and erects the support, first lateral braces, second lateral braces and erect support interconnect and constitute frame construction, frame construction is used for the installation and the location of offset plate positioning unit and offset plate propelling movement unit, first support piece cover is established at guide rail one and/or guide rail two and/or the lower extreme of guide rail three, first support piece sets up and supports and fix a position through first lateral braces in the upper end of first lateral braces, second support piece sets up at lower extreme and a lateral braces fixed connection of first lateral braces.

Preferably, the rubber plate positioning unit comprises a rubber plate supporting piece and a rubber plate clamping piece, the rubber plate clamping piece is connected with the lower end of the rubber plate supporting piece, the two rubber plate clamping pieces in pair are connected through a connecting rod, a clamping area for clamping the rubber plate is formed on the two rubber plate clamping pieces in pair, and the rubber plate supporting piece is connected with the outer sides of the first guide piece and/or the second guide piece and/or the third guide piece.

Preferably, the offset plate propelling movement unit includes push rod support piece, the interval that sets up along offset plate length direction sets up push member on push rod support piece and the propelling movement guide structure and the propelling movement guide rail structure that link to each other with push rod support piece lower extreme, the both ends of propelling movement guide rail structure link to each other with the frame respectively, push rod support piece, push member and propelling movement guide structure move along propelling movement guide rail structure in step in order to push away the offset plate that is located the clamping area and leave to low reaches.

The utility model mainly obtains the following beneficial effects:

(1) when the required stroke distance of every work layer at elevating gear is inconsistent, carry on spacingly through the offset plate location structure to on the required stroke route, be in the transport route scope that accords with the settlement, restrict its motion process to synchronous each offset plate location structure's lift and offset plate propelling movement, it is accurate to snatching and propelling movement of offset plate, improve work efficiency.

(2) The conveying path of the rubber plate positioning structure on each frame working layer is limited by the rubber plate limiting unit of the lifting device, the conveying stroke deviation caused by factors such as different rubber plate thicknesses and height deviation of the frames is effectively avoided, and the correcting effect is achieved, so that the conveying path of each working layer is consistent and the complete synchronous movement of the rubber plate positioning structure is realized.

(3) This elevating gear's offset plate spacing unit sets up in offset plate positioning unit below, and the transport route when not only retraining offset plate and carrying to the below, and effectively avoid offset plate positioning unit impact force or inertial force too big collision to the frame to cause and rock, have buffering and speed limit effect, improve overall stability.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is a schematic view of an overall structure of a lifting device according to an embodiment of the present invention.

Fig. 2 is another overall structural schematic diagram of the lifting device disclosed in an embodiment of the present invention.

Fig. 3 is a partial schematic view a of fig. 2 of the lifting device according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a rubber plate limiting unit of the lifting device according to an embodiment of the present invention.

Fig. 5 is another overall structural schematic diagram of the lifting device disclosed in an embodiment of the present invention.

Fig. 6 is a partial schematic view of a lifting device according to an embodiment of the disclosure.

Fig. 7 is a left side view of the lifting device according to an embodiment of the present invention.

Fig. 8 is a schematic diagram of a rubber plate positioning structure of the lifting device according to an embodiment of the present invention.

Fig. 9 is a schematic diagram of a rubber plate pushing structure of the lifting device according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

As shown in fig. 1 and 2, as a first embodiment of the present invention, a lifting device is disclosed, which is mainly used in a capsule production process, but may be used in other production lines or production equipment matched with the lifting device. The lifting device mainly comprises a frame 1, a rubber plate positioning unit 2, a rubber plate pushing unit 3 and a rubber plate limiting unit 4. The rubber plate positioning units 2 are arranged on the rack 1 and distributed in a multilayer manner along the vertical direction of the rack 1; the rubber plate pushing unit 3 is correspondingly arranged on one side of the rubber plate positioning unit 2 and used for pushing the rubber plate positioned on the rubber plate positioning unit 2 to the downstream; the rubber plate limiting units 4 are connected with the rack 1, the rubber plate limiting units 4 are arranged below the rubber plate positioning units 2 and used for limiting conveying paths when the rubber plates are conveyed to the lower side along the vertical direction by the rubber plate positioning units 4, and therefore the rubber plates on the rubber plate positioning units 2 are completely synchronous when pushed and/or the rubber plate positioning units 2 ascend. In this embodiment, the rack 1 is divided into a first working layer 101 at the bottom, a second working layer 102 and a third working layer 103 at the top from bottom to top, and in order to match with the production line, the length of each working layer in the vertical direction is not uniform, in other embodiments, the length of each working layer in the vertical direction may be the same, the length, the width and the height of the rack 1 are not limited, the working layers may be one layer, two layers or more than three layers, or the rack 1 matches with the production line and the production equipment. Further, in this embodiment, the glue board positioning unit 2 is located on the rack 1 on each layer, that is, one glue board positioning unit 2 is respectively disposed on the first working layer 101, the second working layer 102 and the third working layer 103, and the glue board positioning unit 2 is movable up and down on the rack 1, and is used for grabbing and positioning the capsule transferred from the previous process, and longitudinally descending or ascending and transferring to the position of the glue board pushing unit 3. Further, offset plate propelling movement unit 3 links to each other with frame 1 in this embodiment to and the corresponding setting of offset plate positioning unit 2, so that carry the capsule of coming and carry out horizontal transmission, propelling movement to next process, each offset plate propelling movement unit 3 of this embodiment all is located the same one side of each offset plate positioning unit 2, all carry out the propelling movement along same direction for this reason, each offset plate propelling movement unit 3 can be located the different sides of each offset plate positioning unit 2 in other embodiments, carry out the propelling movement along different directions. Further, the rubber plate limiting unit 4 is connected to the frame 1, and the rubber plate limiting unit 4 may not be disposed on each working layer of the frame 1, but the rubber plate limiting unit 4 must be disposed on the bottommost working layer, for example, in this embodiment, because the stroke distance required by the first working layer 101 to be adapted to the production line is smaller than the stroke distance required by the second working layer 102 and the third working layer 103, when the second working layer 102 and the third working layer 103 still move downward, in order to avoid the rubber plate positioning structure on the first working layer 101 from moving downward, the rubber plate limiting unit 4 needs to be disposed on the first working layer 101 and disposed below the rubber plate positioning unit 2, so that the lifting and the rubber plate pushing of each rubber plate positioning unit 2 can be synchronized, the grabbing and the pushing of each rubber plate are accurate, and the working efficiency is improved. In other embodiments, the conveying stroke may be deviated due to different rubber plate thicknesses, frame height errors, stroke errors, and the like, so that the rubber plate limiting units 2 may be disposed on the first working layer 101, the second working layer 102, and the third working layer 103 to perform a corrective action, so that the conveying path of each working layer is consistent with the completely synchronous movement of the rubber plate positioning structure. In addition, it is spacing to the transport route when the offset plate positioning unit 2 moves down to avoid offset plate positioning unit 2's velocity of movement too fast to lead to the impact force to cause the capsule to scatter, the structure is not hard up or damage scheduling problem greatly, have the buffering and reduce speed effect in advance, improve overall stability, extension elevating gear's life.

As shown in fig. 3 and 4, as another embodiment of the present invention, the slab positioning unit 4 mainly includes a positioning member 41, a guide body 42, and a support body 43. Further, in this embodiment, the limiting member 41 is connected to the frame 1, and the shape of the limiting member 41 matches with the shape width of each guiding member, so that there is a sufficient stressed contact area between the limiting member 41 and the guiding members, the pressure is reduced, and damage to the limiting member 41 due to too large pressure is avoided. Be provided with spacing mesa 411 in the top of locating part 41, this spacing mesa 411 also overlaps and establishes on each guide rail, and the appearance is less than the appearance width of each guide for support and each guide of downstream, the appearance of this spacing mesa 411 is the appearance of circle and be less than locating part 41, and the atress is even on the one hand like this, difficult fracture, and on the other hand has the effect of the speed reduction of preliminary buffering. In other embodiments, the limiting member 41 and the limiting table 411 may be an integral structure or a detachable and connected separate structure, and the shape or the size of the limiting member 41 and the limiting table 411 is not limited to the shape of the previous embodiment, and may also be a rectangle, an irregular shape or other shapes or sizes favorable for buffering and decelerating, of course, the limiting member 41 and the limiting table 411 may be made of different materials, for example, the limiting table 411 is made of materials such as rubber and silica gel with flexibility and buffering function, and the limiting member 41 is made of materials such as steel and iron with rigidity and supporting function. It should be noted that, only one limiting member 41 and one limiting platform 411 are provided, and in other embodiments, a plurality of limiting members 41 and limiting platforms 411 may be provided for better stabilizing effect. Further, the lower part of the limiting part 41 is provided with at least two guiding bodies 42, the guiding bodies 42 are respectively located at two sides of the limiting part 41 in a columnar shape, and the lower part is movably connected with the supporting body 43, so that the connection is flexible, the material cost is saved, the guiding bodies 42 have the effect of balancing and supporting the limiting part 41 on one hand, and play a role of connection and height support on the other hand, of course, more than two guiding bodies can be arranged in other embodiments, and the structure of the rubber plate limiting unit 4 is more stable. Furthermore, the supporting body 43 is also connected to the frame 1, the structure is stable, the supporting body 43 is provided with a guide channel 433 corresponding to the guide body 42, the guide body 42 penetrates through the guide channel 433 and the first cross bracket 12 of the frame 1, so that the whole rubber plate limiting unit 4 is completely fixed to the frame 1, and the guide body 42 is movable along the vertical direction on the guide channel 433, that is, the guide body 42 can drive the limiting member 41 to move along the vertical direction relative to the supporting body 43, rather than being fixed. The size of the supporting body 43 is matched with the first cross bracket 12 of the frame 1, and the thickness of the supporting body 43 is larger than that of the limiting member 41, so that the structure is firm and stable, and the supporting body 43 is generally made of steel, iron and other materials with rigidity and supporting function. In a specific lifting process, when the first guide part 212, the second guide part 222 and the third guide part 232 move to abut against the limiting table 411 of the limiting part 41, the limiting part 41 already performs a decelerating and buffering effect on the guide part, but when a downward acting pressure is greater than a supporting force of the limiting part 41 on the guide part, the guide body 42 is pushed downwards to form a displacement, the first guide part 212, the second guide part 222 and the third guide part 232 move downwards synchronously with the limiting part 41, and the synchronous movement is stopped until the limiting part 41 abuts against the supporting body 43, so that a limiting and restricting effect is achieved.

As another embodiment of the present invention, as shown in fig. 4, the supporting body 43 includes a first supporting member 431 and a second supporting member 432, wherein the first supporting member 431 is located at an upper end of the second supporting member 432. In this embodiment, the preset position of the limiting member 41 is formed by adjusting the distance between the limiting table 411 and the first 4311 upper end supporting surface of the first supporting member 431, it should be noted that the preset position can be adjusted relative to the first 4311 supporting surface according to the compression degree of the limiting table 411, the larger the compression force of the limiting table 411 is, the closer the preset position of the limiting member 41 is to the first 4311 supporting surface, especially when the conveying stroke has deviation due to different rubber plate thicknesses, frame height errors and other factors, the adjustment of the preset position plays a role in correction, so that the conveying path of each working layer is consistent and completely synchronous movement of the rubber plate positioning structure, or is used for buffering and deceleration when the rubber plate limiting unit 2 moves downward. In addition, the second supporting member 432 is mainly used for supporting and stabilizing the upper guiding body 42 and the upper limiting member 41, the lower end of the guiding body 42 is connected with the second supporting member 432 through the guiding channel 433 for locking the position of the upper limiting member 41, which has a positioning effect, and the lower end of the second supporting member 432 is connected with the frame 1, so that the structure is stable and firm.

As shown in fig. 4, as another embodiment of the present invention, the lifting device further includes an elastic body 51, the elastic body 51 may be disposed between the guiding body 42 and the supporting body 43, in other embodiments, the elastic body 51 may be disposed in the frame 1 near the rubber plate positioning unit 4, or located in the supporting body 43, or sleeved on the guiding body 42, and the elastic body 51 may be a spring member or a structure that can recover to its original shape after removing an external force, and in this embodiment, one end of the elastic body is sleeved with the guiding body 42, and the other end of the elastic body is connected with the second supporting member 432 of the supporting body 43, so as to support the elastic body 51, and when the guiding body 42 moves downward, the elastic body 51 has a certain elastic force to buffer or recover, and further enhance the smoothness of the rubber plate positioning unit 2 when moving.

As shown in fig. 5, as another embodiment of the present invention, the rack 1 includes a plurality of vertical supports 11 arranged along a vertical direction, and a plurality of first horizontal supports 12 and second horizontal supports 13 located between two adjacent vertical supports 11, wherein the first horizontal supports 12 are arranged along a width direction, and the second horizontal supports 13 are arranged along a length direction. The vertical support 11, the first transverse support 12 and the second transverse support 13 are connected with each other to form a frame structure, the frame structure can be erected on the bottom surface or any plane and used for installing and positioning the rubber plate positioning unit 2, the rubber plate pushing unit 3 and the rubber plate limiting unit, and the structure is stable and firm. Specifically, in some embodiments, the first supporting member 431 is sleeved on the upper end of the first transverse support 12 and is supported and positioned by the first transverse support 12, the connection manner is simple and is not easy to be separated, and the second supporting member 432 is sleeved on the lower end of the first transverse support 12 and is fixedly connected with the first transverse support 12, which may be an integral structure or a plurality of connection manners such as adhesion, welding, magnetic connection, and the like.

As shown in fig. 5, as another embodiment of the present invention, the glue board positioning unit 2 is driven by the first driving mechanism to provide power and a stroke path for the glue board positioning unit 2 to lift. Further, the first driving mechanism includes a driving motor 24, a first guide unit 21, a second guide unit 22, and a third guide unit 23. The driving motor 24 may also be a hydraulic structure, a pneumatic structure, or the like, and is connected to a power supply for connecting and synchronously driving the first guiding unit 21, the second guiding unit 22, and the third guiding unit 23. Specifically, the first guide unit 21 is connected to the lowermost rubber sheet positioning unit 2, the second guide unit 22 is connected to the middle rubber sheet positioning unit 2, the third guide unit 23 is connected to the uppermost rubber sheet positioning unit 2, in this embodiment, taking the rack 1 with three layers as an example, the first guide unit 21 is connected to the rubber sheet positioning unit 2 of the first working layer 101, the second guide unit 22 is connected to the rubber sheet positioning unit 2 of the second working layer 102, and the third guide unit 23 is connected to the rubber sheet positioning unit 2 of the third working layer 103, but in other embodiments, for the rack 1 with more than three layers, the middle rubber sheet positioning unit 2 means at least, and may be two, three or more in the middle. Therefore, first guide unit 21, second guide unit 22 and third guide unit 23 are the multilayer and distribute and link to each other through connecting piece 241 along the vertical direction of frame 1 to carry out synchronous drive by driving motor 24, and then drive a plurality of offset plate positioning unit 2 on the frame 1 and go up and down, and need not carry out the individual drive to every offset plate positioning unit 2, guaranteed the uniformity of drive stroke again, high-efficient, laborsaving.

As shown in fig. 6, as another embodiment of the present invention, the connecting member 241 is configured as a chain structure or a belt structure, such as a structure having a synchronous transmission function, such as a chain sprocket, a synchronous belt sprocket, or a coupling, and has a simple structure and high transmission efficiency. In this embodiment, the upper end transmission gear 2411 of the link 241 is connected to the transmission shaft 2412 of the driving motor 24, and the lower end of the link 241 is connected to the third guide unit 23, the second guide unit 22 and the first guide unit 21, respectively, so that the third guide unit 23, the second guide unit 22 and the first guide unit 21 are moved in the same direction and the conveying paths are the same by the driving of the driving motor 24.

As shown in fig. 7, as another embodiment of the present invention, the first guiding unit 21 includes a first guiding rail 211 arranged along the vertical direction and a first guiding element 212 connected to the first guiding rail 211, one end of the first guiding element 212 is connected to the rubber plate positioning unit 2 and moves synchronously, and the limiting element 41 is sleeved on the first guiding rail 211 and connected to the lower end of the first guiding rail 211 for limiting the first conveying path when the first guiding element 212 moves downward along the first guiding rail 211. In this embodiment, guide piece one 212 cover is located on guide rail one 211 and can be relative guide rail one 211 along vertical direction's slip, guide piece one 21 be close to the terminal surface and the offset plate positioning unit 2 looks fixed connection of offset plate positioning unit 2, consequently offset plate positioning unit 2 also carries out vertical slip relative guide rail one 211, the drive is direct, the structure is firm, certainly in other embodiments, guide piece one 212 and offset plate positioning unit 2 also can be detachable connection, be convenient for like this replacement maintenance, also can be integrated into one piece structure or multiple connected modes such as buckle connection, the adhesion, welding, magnetic connection. Furthermore, the first guide part 212 and the limiting part 41 are both sleeved on the first guide rail 211, and the first guide part 212 is located above the limiting part 41, so when the first guide part 212 moves downwards along the first guide rail 211, the limiting part 41 limits the first conveying path, it should be noted that the first conveying path refers to a stroke of the first guide part 212 moving from the uppermost end of the first guide rail 211 to the lowermost end of the first guide rail 211, so when the first guide part 212 moves downwards again, the stroke range of the first conveying path is exceeded, the limiting part 41 performs a restraining and limiting function on the first guide part 212, furthermore, according to a mechanical principle, acceleration, inertia force and self-gravity generated when the first guide part 212 moves downwards can cause a certain impact on the rack 1, and the rubber plate limiting unit 4 at the lower end can perform buffering and pre-decelerating functions on the first guide part 212 to eliminate a certain acting force, instead of the first guide 212, directly impacts on the frame 1, which is advantageous in maintaining the stability of the device and in a more stable structure.

As shown in fig. 7, as another embodiment of the present invention, the second guiding unit 22 includes a second guiding rail 221 arranged along the vertical direction and a second guiding member 222 connected to the second guiding rail 221, one end of the second guiding member 222 is connected to the rubber plate positioning unit 2 and moves synchronously, and the limiting member 41 is sleeved on the second guiding rail 221 and connected to the lower end of the second guiding rail 221, and is used for limiting the second conveying path when the second guiding member 222 moves downward along the second guiding rail 221. In this embodiment, the second guiding element 222 is sleeved on the second guiding rail 221 and can slide along the vertical direction relative to the second guiding rail 221, and the end surface of the second guiding element 222 close to the rubber plate positioning unit 2 is fixedly connected with the rubber plate positioning unit 2, so that the rubber plate positioning unit 2 can also vertically slide relative to the second guiding rail 221, and the driving is direct, the structure is stable, and certainly, in other embodiments, the second guiding element 222 and the rubber plate positioning unit 2 can also be detachably connected, so that the replacement and maintenance are convenient, and the second guiding element 222 can also be an integral structure or a plurality of connection modes such as buckle connection, adhesion, welding, magnetic connection and the like. Furthermore, the second guide member 222 and the limiting member 41 are both sleeved on the second guide rail 221, and the second guide member 222 is located above the limiting member 41, so when the second guide member 222 moves downward along the second guide rail 221, the limiting member 41 limits the second conveying path, it should be noted that the second conveying path refers to a stroke of the second guide member 222 from the uppermost end of the second guide rail 221 to the lowermost end of the second guide rail 221, so when the second guide member 222 moves downward again, the stroke range of the first conveying path is exceeded, the limiting member 41 performs a restraining and limiting function on the second guide member 222, and according to a mechanical principle, acceleration, inertia force and self gravity generated when the second guide member 222 moves downward can cause a certain impact on the rack 1, and the lower-end rubber plate limiting unit 4 can perform buffering and pre-decelerating functions on the second guide member 222 to eliminate a certain acting force, instead of the second guide 222 directly impacting on the frame 1, which is beneficial to maintaining the stability of the device and has a more stable structure.

As shown in fig. 7, as another embodiment of the present invention, the third guiding unit 3 includes a third guiding rail 231 arranged along the vertical direction and a third guiding element 232 connected to the third guiding rail 231, one end of the third guiding element 232 is connected to the rubber plate positioning unit 2 and moves synchronously, and the limiting element 41 is sleeved on the third guiding rail 231 and connected to the lower end of the third guiding rail 231 for limiting the third conveying path when the third guiding element 232 moves downwards along the third guiding rail 231. In this embodiment, three 232 covers of guide are located on three 231 of guide and can be relative three 231 of guide along vertical direction's slip, the terminal surface that is close to offset plate positioning unit 2 of three 232 of guide and offset plate positioning unit 2 looks fixed connection, consequently offset plate positioning unit 2 also carries out vertical slip relative three 231 of guide, the drive is direct, the structure is firm, certainly in other embodiments, three 232 of guide and offset plate positioning unit 2 also can be detachable connection, be convenient for replace the maintenance like this, also can be a body structure or buckle connection, the adhesion, welding, multiple connected modes such as magnetic connection. Furthermore, the third guide element 232 and the limiting element 41 are all sleeved on the third guide rail 231, and the third guide element 232 is located above the limiting element 41, so when the third guide element 232 moves downwards along the third guide rail 231, the limiting element 41 limits the third conveying path, it should be noted that the third conveying path refers to a stroke from the uppermost end of the third guide element 232 to the lowermost end of the third guide rail 231, so when the third guide element 232 moves downwards again, the stroke range of the first conveying path is exceeded, the limiting element 41 performs a restraining and limiting function on the third guide element 232, and in addition, according to the mechanical principle, acceleration, inertia force and self-gravity generated when the third guide element 232 moves downwards can cause a certain impact on the rack 1, and the lower-end rubber plate limiting unit 4 can perform buffering and pre-decelerating functions on the third guide element 232 to eliminate a certain acting force, instead of the three guide members 232, directly impact on the frame 1, which is advantageous for maintaining the stability of the device and has a more stable structure. Of course, in other embodiments, a plurality of first guiding units 21 and/or second guiding units 22 and/or third guiding units 23 may be provided on each working layer, so that the synchronization is more accurate and error-free, and when any one guiding unit is damaged, another guiding unit is used as a spare.

As another embodiment of the present invention, the first guide rail 211, the second guide rail 221 and the third guide rail 231 are distributed along the same horizontal line in the vertical direction to ensure the synchronization of the conveying paths, and it is important that the length of the first guide rail 211 in the vertical direction is smaller than that of the second guide rail 221 and/or the third guide rail 231, that is, the conveying path of the first guide rail 211 is smaller than that of the second guide rail 221 and/or the third guide rail 231. In this embodiment, in order to match and connect the rack 1 with the production line, the first conveying path of the first working layer 101 is required to be smaller than the second conveying path and the third conveying path of the second working layer 102 and the third working layer 103, for example, the distance between the first conveying path of the first working layer 101 is required to be 350 cm, the distance between the second conveying path and the third conveying path is required to be 450 cm, and if the uniform conveying path distance is set to be 450 cm, when the first guide part 212, the second guide part 222 and the third guide part 232 move downwards synchronously along the respective guide rail structures in the actual lifting process, the second guide part 222 and the third guide part 232 can run through the whole second conveying path and the whole third conveying path, that is, 450 cm, while the first guide part 212 only needs to run through 350 cm on the third conveying path, and does not need to run the remaining 100 again, need the motion of the restriction of plywood spacing unit 4 guide part 212 for this reason, otherwise will not be synchronous each plywood location structure 2 lift and plywood propelling movement, and then it is also not accurate to snatching of plywood, can't be with accurate propelling movement to next process of plywood, work efficiency is low, plywood spacing unit 4 plays buffering and deceleration action in advance to guide part 212 in addition, make it stabilize gradually and stop, and non-direct collision makes guide part 212 damage or the capsule on the plywood location unit 2 scatter, extension fixture's life. Of course, in other embodiments, it is also possible that the length dimension of the second guide rail 221 in the vertical direction is smaller than that of the first guide rail 211 and/or the third guide rail 231, or the length dimension of the third guide rail 231 in the vertical direction is smaller than that of the first guide rail 211 and/or the second guide rail 221, and accordingly, the rubber plate limiting unit 4 needs to be arranged at the lower end of the guide rail structure of the required shortest stroke path for limiting. Of course, the distance of the conveying path in the above embodiment is only an example, and in practice, the distance may be set according to actual operation conditions, and is not a fixed value.

As another embodiment of the present invention, as shown in fig. 8, the blanket positioning unit 2 includes a blanket support member 25 and a blanket holder 26. In this embodiment, the slab supporting element 25 is disposed along the second 13 direction of the horizontal bracket of the rack 1, the slab clamping element 26 is at least a pair of first 12 direction of the horizontal bracket of the rack 1, wherein the slab supporting element 25 is connected with the first 212, the second 222 and the third 232 outer sides of the guide elements, therefore, when the guide structure is lifted along the guide rail structure, the slab supporting element 25 will drive the slab supporting element 25 to move synchronously, and the slab clamping element 26 is respectively connected with the two sides of the lower end of the slab supporting element 25 for positioning and clamping the slab, the slab clamping element 26 can be detachably connected with the slab supporting element 25, so as to facilitate replacement and maintenance, and can also be an integrated structure or a plurality of connection modes such as snap connection, adhesion, welding, magnetic connection and the like. And two glued board holder 26 in pairs link to each other through being provided with connecting rod 261 for stable structure prevents to produce the slope or rock between the glued board holder 26 and leads to the location inaccurate. Further, a clamping area for clamping the rubber plates is formed between the pair of rubber plate clamping pieces 26, the clamping area is matched with the size of the rubber plates, and the rubber plates can be clamped in the clamping area. In addition, the rubber plate clamping piece 26 can move relative to the rubber plate supporting piece 25 so as to form clamping areas with different space sizes, adapt to rubber plates with different appearances, do not need to replace the rubber plates or the rubber plate clamping piece 26, save labor and have better practicability.

As shown in fig. 9, as another embodiment of the present invention, the glue board pushing unit 3 includes a push rod support 31, a pushing member 32, a pushing guide structure 33 and a pushing guide rail structure 34. Further, in this embodiment, the pushing rod supporting member 31 is disposed along the length direction of the rubber plate and the rubber plate supporting member 25, and is located at one side of the rubber plate positioning unit 2, so that the rubber plate pushing unit 3 pushes towards the other side. The pushing members 32 are arranged at the upper end of the push rod supporting member 31 at intervals, the pushing members 32 are used for further applying force and acting on the rubber plate, the pushing members 32 protrude out of the push rod supporting member 31 and are arranged towards the pushing direction, the pushing members can be abutted against the rubber plate in the pushing process, the rubber plate can be completely pushed out, four pushing members 32 are arranged on each rubber plate pushing unit 4 in the embodiment, and the number of the pushing members 32 is less than or more than four in other embodiments. The lower end of the rubber plate support member 31 is provided with a pushing guide structure 33 and a pushing guide rail structure 34, the pushing guide structure 33 and the pushing guide rail structure 34 are driven by power transmitted by a hydraulic structure or an air pressure structure arranged on the frame 1, wherein the pushing guide structure 33 is connected with the lower end of the rubber plate support member 31, the pushing guide rail structure 34 is perpendicular to the push rod support member 31 and penetrates through the pushing guide structure 33, and two ends of the pushing guide rail structure 34 are respectively positioned on the second transverse support 13 of the frame 1. Specifically, the pushing guide structure 33 is fixed to the slab support 31, and the two ends of the pushing guide structure 34 close to the hydraulic structure are fixed to the second transverse support 13, and the pushing guide structure 33 can slide on the pushing guide structure 34 by the pushing force of the hydraulic structure, and drive the pushing rod support 31 and the pushing member 32 above the pushing guide structure 33 to abut against the slab in the clamping area, and push the slab out in the downstream direction, and then through the resetting of the hydraulic structure, the slab pushing unit 3 returns to the initial position to push the next slab, so that the reciprocating circulation is performed. Of course, the connection described in the above embodiments may be detachable connection in other embodiments, which is convenient for replacement and maintenance, or may be an integral structure or a plurality of connection modes such as snap connection, adhesion, welding, magnetic connection, etc.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.

Claims

1. A lifting device, comprising:

a frame;

2. The lifting device according to claim 1, characterized in that: but the relative vertical direction's of offset plate spacing unit position is adjustable, offset plate spacing unit includes:

the guide body is connected with two ends of the limiting piece and used for guiding when the preset position of the limiting piece is adjusted;

the supporting body is connected with the rack and used for supporting the limiting piece and the guide body, and a guide channel for adjusting the guide body is arranged on the supporting body;

3. The lifting device according to claim 2, characterized in that: the supporting body comprises a first supporting piece and a second supporting piece, the preset position of the limiting piece is formed by adjusting the distance between the limiting table board and the first upper end supporting face of the first supporting piece, and the second supporting piece is connected with the lower end of the guide body and used for locking the position of the limiting piece.

4. A lifting device as claimed in claim 2 or 3, characterized in that: the buffer device further comprises an elastic body, wherein one end of the elastic body is connected with the guide body, and the other end of the elastic body is connected with the supporting body and used for buffering the guide body.

5. The lifting device according to claim 3, characterized in that: the offset plate positioning unit is driven by a first driving mechanism, and the first driving mechanism comprises:

a drive motor;

the first guide unit, the second guide unit and the third guide unit are connected through a chain structure or a belt structure and driven by the driving motor.

6. The lifting device according to claim 5, wherein: the first guide unit comprises a first guide rail arranged in the vertical direction and a first guide part connected with the first guide rail, one end of the first guide part is connected with the rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the first guide rail and connected with the lower end of the first guide rail and used for limiting the first conveying path when the first guide part moves downwards along the first guide rail;

or the second guide unit comprises a second guide rail arranged along the vertical direction and a second guide part connected with the second guide rail, one end of the second guide part is connected with the corresponding rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the second guide rail and connected with the lower end of the second guide rail and used for limiting the second conveying path when the second guide part moves downwards along the second guide rail;

or, the third guide unit comprises a third guide rail arranged in the vertical direction and a third guide part connected with the third guide rail, one end of the third guide part is connected with the corresponding rubber plate positioning unit and moves synchronously, and the limiting part is sleeved on the third guide rail and connected with the lower end of the third guide rail and used for limiting the third conveying path when the third guide part moves downwards along the third guide rail.

7. The lifting device as claimed in claim 6, characterized in that: the length of the first guide rail along the vertical direction is smaller than that of the second guide rail and/or the third guide rail.

8. The lifting device as claimed in claim 7, wherein the frame comprises a plurality of first transverse supports, a plurality of second transverse supports and a plurality of vertical supports, the first transverse supports, the second transverse supports and the vertical supports are connected with each other to form a frame structure, the frame structure is used for installing and positioning the rubber plate positioning unit and the rubber plate pushing unit, the first supporting member is sleeved at the lower ends of the first guide rail and/or the second guide rail and/or the third guide rail, the first supporting member is arranged at the upper end of the first transverse support and is supported and positioned by the first transverse supports, and the second supporting member is arranged at the lower ends of the first transverse supports and is fixedly connected with the first transverse supports.

9. The lifting device as claimed in claim 1 or 7, characterized in that the glue board positioning unit comprises a glue board supporting member and a glue board clamping member, the glue board clamping member is connected with the lower end of the glue board supporting member, the two glue board clamping members in pair are connected through a connecting rod, the two glue board clamping members in pair are formed with clamping areas for clamping the glue board, and the glue board supporting member is connected with the outer sides of the first guiding member and/or the second guiding member and/or the third guiding member.

10. The lifting device according to claim 1 or 7, wherein the rubber plate pushing unit comprises a pushing rod supporting piece, pushing pieces, a pushing guide structure and a pushing guide rail structure, the pushing rod supporting piece is arranged along the length direction of the rubber plate, the pushing pieces are arranged on the pushing rod supporting piece at intervals, the pushing guide structure is connected with the lower end of the pushing rod supporting piece, the two ends of the pushing guide rail structure are respectively connected with the rack, and the pushing rod supporting piece, the pushing pieces and the pushing guide structure synchronously move along the pushing guide rail structure so as to push away the rubber plate located in the clamping area to the downstream.