CN211419345U

CN211419345U - Clamping lifting device applying plate carrying equipment

Info

Publication number: CN211419345U
Application number: CN201921391896.5U
Authority: CN
Inventors: 马少华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-09-04
Anticipated expiration: 2029-08-26

Abstract

The utility model relates to a clamping lifting device of applied panel handling equipment, the clamping lifting device is installed at the working end of carrying XY moving module, the clamping lifting device comprises a left support seat, a right support seat, a clamping power component, a connecting rod component, a lifting power motor, a first belt wheel group, a second belt wheel group, a left lifting claw and a right lifting claw, the working end of the clamping power component is hinged with the upper rod parts of a left interlocking plate and a right interlocking plate through the connecting rod component, and the lower plate parts of the left interlocking plate and the right interlocking plate are connected with the lower part of an upper top plate in a sliding way; the working end of the lifting power motor is connected with a first belt pulley set arranged on the left vertical plate and a second belt pulley set arranged on the lower portion of the right vertical plate through the correspondence of the two ends of the belt rotating shaft, and the first gear and the second gear are meshed with tooth parts of the left lifting claw and the right lifting claw correspondingly, so that the clamping and lifting operation of the plates is realized, and the plates with different thicknesses can be conveniently clamped and dragged.

Description

Clamping lifting device applying plate carrying equipment

Technical Field

The utility model relates to transport centre gripping equipment technical field especially relates to an use panel haulage equipment's centre gripping elevating gear.

Background

At present, after the plates are produced in a production workshop, the plates need to be transported through carrying equipment (such as a travelling crane), the upper parts of some plates (patterned steel plates and the like) are uneven or the surfaces of the plates are provided with a plurality of through holes, so that the plates cannot be sucked through a suction cup, but the area and the thickness of the clamping device of the conventional three-axis manipulator or the clamping device (clamping jaw) at the lower part of the travelling crane at present are limited, namely the plates with too large size or different thicknesses cannot be clamped, so that the defects exist in the prior art, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an use panel haulage equipment's centre gripping elevating gear, the above-mentioned problem of solution.

In order to solve the above problem, the utility model provides a technical scheme as follows:

a clamping and lifting device applying plate carrying equipment is arranged at a working end of a carrying XY moving module, a fixed end of the carrying XY moving module is arranged on a wall, the clamping and lifting device comprises a left supporting seat, a right supporting seat, an upper top plate, a clamping power component, a connecting rod component, a left linkage plate, a right linkage plate, a lifting power motor, a first belt wheel group, a second belt wheel group, a left vertical plate, a right vertical plate, a left lifting claw and a right lifting claw, the left supporting seat and the right supporting seat are correspondingly and fixedly arranged on the left side and the right side of the lower portion of the upper top plate, the fixed end of the clamping power component is arranged on the right side of the upper portion of the upper top plate, the working end of the clamping power component is hinged with the upper rod portions of the left linkage plate and the right linkage plate through the connecting rod component, and the lower plate portions of;

the fixed end of a lifting power motor is installed on the right supporting seat, the working end of the lifting power motor is connected with a first belt pulley set installed on the left vertical plate and a second belt pulley set installed on the lower portion of the right vertical plate through the correspondence of the two ends of a belt rotating shaft, the upper portions of the left vertical plate and the right vertical plate are respectively connected with the lower portions of a left linkage plate and a right linkage plate in a corresponding mode, the first belt pulley set and the second belt pulley set are connected with a first gear and a second gear in a corresponding mode, the first gear and the second gear are meshed with tooth portions of the left lifting claw and the right lifting claw in a corresponding mode, and the first gear and the second gear drive the left lifting claw and the right lifting claw to move up and.

Preferably, the clamping power assembly comprises an L-shaped support plate, a front clamping cylinder and a rear clamping cylinder, a transverse plate portion of the L-shaped support plate is fixedly mounted on the upper portion of the upper top plate through a bolt, a vertical plate portion of the L-shaped support plate is fixedly mounted with a first U-shaped frame and a second U-shaped frame, and fixed ends of the front clamping cylinder and the rear clamping cylinder are respectively pivoted with opening portions of the first U-shaped frame and the second U-shaped frame correspondingly.

Preferably, the connecting rod assembly comprises a rotating disk, a first plurality of shafts, a second plurality of shafts, a first connecting rod and a second connecting rod, the center of the rotating disk is sleeved at the upper end of the reinforcing rotating shaft, a bearing seat is installed in the middle of the upper top plate, a first bearing is embedded in the bearing seat, the lower end of the reinforcing rotating shaft is embedded in the first bearing, four extending strips are fixedly installed on the periphery of the rotating disk at equal intervals and respectively comprise two long extending strips and two short extending strips, the two long extending strips are located on the same straight line, a first rotating shaft and a second rotating shaft are fixedly installed on the upper edges of the two long extending strips, and the working ends of the front clamping cylinder and the rear clamping cylinder are correspondingly connected with the upper ends of the first plurality of shafts and the second plurality of; one ends of the first connecting rod and the second connecting rod are respectively pivoted with one ends of the two short extension strips correspondingly, and the other ends of the first connecting rod and the second connecting rod are respectively hinged with the upper rod parts of the left linkage plate and the right linkage plate correspondingly.

Preferably, the left linkage plate comprises a left shaft and a left sliding plate, the upper end of the left shaft is hinged with one end of the first connecting rod, the lower end of the left shaft is fixedly connected with the central position of the upper part of the left sliding plate, and the upper surface of the left sliding plate is in sliding connection with a horizontal sliding rail at the lower part of the upper top plate through a horizontal sliding seat; the structure of the right linkage plate is the same as that of the left linkage plate.

Preferably, the middle part of the left vertical plate is fixedly connected with the left sliding plate through a bolt, and the front part and the rear part of the upper top plate are respectively provided with a front sliding chute and a rear sliding chute; the front side and the rear side of the upper part of the left vertical plate are respectively fixedly provided with a left L-shaped pull rod, and the upper ends of the two left L-shaped pull rods are correspondingly connected with the front sliding chute and the rear sliding chute in a sliding manner through two cam followers; the front side and the rear side of the upper part of the right vertical plate are respectively and fixedly provided with a right L-shaped pull rod, and the upper ends of the two right L-shaped pull rods are respectively connected with the front sliding groove and the rear sliding groove in a sliding manner through two cam followers.

Preferably, the working end of the lifting power motor is fixedly connected with the center of the driving wheel, the driven wheel is sleeved on the right side of the belt rotating shaft, the driving wheel is connected with the driven wheel through a power belt, and the left end and the right end of the belt rotating shaft are correspondingly installed in the left supporting seat and the right supporting seat through a left bearing and a right bearing;

the belt pulley group II comprises a main belt pulley, a secondary belt pulley I, a secondary belt pulley II, a secondary belt pulley III, a plurality of tensioning pulleys and a driving belt, a through hole I, a through hole II, a through hole III and a through hole IV are sequentially formed in a right vertical plate from back to front, a belt rotating shaft penetrates through the through hole I of the right vertical plate through a linear bearing, the main belt pulley is sleeved on the belt rotating shaft and is positioned on the right side of the right vertical plate, the secondary belt pulley I, the secondary belt pulley II and the secondary belt pulley III are respectively installed on the right vertical plate through a reinforcing shaft I penetrating through the through hole II, a reinforcing shaft II penetrating through the through hole III and a reinforcing shaft III penetrating through the through hole IV, the plurality of tensioning pulleys are arranged in a front-back mode and are installed on the right vertical plate through a plurality of reinforcing shafts IV, and the secondary belt pulley I, the;

a second gear is correspondingly sleeved at the end parts of the first reinforcing shaft, the second reinforcing shaft and the third reinforcing shaft which penetrate through the right vertical plate, and each second gear is meshed with the tooth part of the right lifting claw;

the first belt pulley set is consistent with the second belt pulley set in structure.

Preferably, the right lifting claw comprises a transverse plate part, three vertical parts and three supporting plate parts, the three vertical parts are arranged in parallel and located at the lower part of the transverse plate part, vertical teeth are arranged at the positions, close to the second gear, of each vertical part, the vertical parts are meshed with the second gear through the vertical teeth, and the three vertical parts are correspondingly vertically detachably connected with the three supporting plate parts; the left lifting claw and the right lifting claw are in a bilateral symmetry structure.

Compared with the prior art, the clamping power assembly has the advantages that the clamping power assembly drives the connecting rod assembly to drive the left lifting clamping jaw under the left linkage plate and the right lifting clamping jaw under the right linkage plate to be close to or far away from each other, so that the plate can be clamped or loosened, and a large area of plate can be clamped conveniently; the lifting operation of the two lifting clamping jaws is realized by driving the transmission of the belt pulley group I and the belt pulley group II through the working of a lifting power motor, and the three vertical parts of the lifting clamping jaws are correspondingly vertically detachably connected with the three supporting plate parts so as to clamp and drag plates with different thicknesses; simple structure, convenient operation, the practicality is very strong, is applicable to the centre gripping lift operation of light and medium-sized load.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the lifting function structure of the present invention;

FIG. 3 is a schematic structural view of a second pulley set of the present invention;

FIG. 4 is a schematic structural view of the right lifting claw of the present invention;

as shown in the above legend: 1. the device comprises an upper top plate 2, a left support seat 3, a right support seat 4, a clamping power assembly 5, a left linkage plate 51, a left counter shaft 52, a left sliding plate 6, a right linkage plate 7, a lifting power motor 8, a first belt pulley set 9, a second belt pulley set 91, a main belt pulley 92, a first driven belt pulley 93, a second driven belt pulley 94, a third driven belt pulley 95, a tensioning pulley 96, a driving belt 97, a belt rotating shaft 98, a driven wheel 10, a left vertical plate 11, a right vertical plate 12, a left lifting claw 13, a right lifting claw 131, a transverse plate portion 132, a vertical portion 133, a supporting plate portion 134, vertical teeth 14, a rotating disc 15, a first connecting rod 16, a second connecting rod 17, a left L-shaped pull rod 18, a right L-shaped pull rod 19, a first gear 20 and a waist-.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "fixed," "integrally formed," "left," "right," and the like in this specification is for illustrative purposes only, and elements having similar structures are designated by the same reference numerals in the figures.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1-4, the overall structure of the present invention is:

example 1, a clamping and lifting device using a plate material handling apparatus, the clamping and lifting device is installed at a working end of a handling XY moving module, a fixed end of the handling XY moving module is installed on a wall, the clamping and lifting device comprises a left support base 2, a right support base 3, an upper top plate 1, a clamping power assembly 4, a connecting rod assembly, a left linkage plate 5, a right linkage plate 6, a lifting power motor 7, a first belt pulley assembly 8, a second belt pulley assembly 9, a left vertical plate 10, a right vertical plate 11, a left lifting claw 12 and a right lifting claw 13, the left supporting seat 2 and the right supporting seat 3 are correspondingly and fixedly arranged on the left side and the right side of the lower part of the upper top plate 1, the fixed end of the clamping power assembly 4 is arranged on the right side of the upper part of the upper top plate 1, the working end of the clamping power assembly 4 is hinged with the upper rod parts of the left linkage plate 5 and the right linkage plate 6 through a connecting rod assembly, and the lower plate parts of the left linkage plate 5 and the right linkage plate 6 are in sliding connection with the lower part of the upper top plate 1;

the fixed end of the lifting power motor 7 is arranged on the right supporting seat 3, the working end of the lifting power motor 7 is correspondingly connected with a first belt pulley set 8 arranged on the left vertical plate 10 and a second belt pulley set 9 arranged on the lower portion of the right vertical plate 11 through two ends of a belt rotating shaft 97, the upper portions of the left vertical plate 10 and the right vertical plate 11 are respectively and correspondingly fixedly connected with the lower portions of the left linkage plate 5 and the right linkage plate 6, the first belt pulley set 8 and the second belt pulley set 9 are correspondingly and fixedly connected with the centers of a first gear 19 and a second gear, the first gear 19 and the second gear are correspondingly meshed with tooth portions of the left lifting claw 12 and the right lifting claw 13, and the first gear 19 and the second gear rotate to drive the left lifting claw 12 and the right lifting claw 13 to move up and down.

Further, the XY moving robot in the prior art can be used for carrying the XY moving module, and the XY moving robot can perform directional movement along the X axis and the Y axis, which is not described in detail again.

Embodiment 2, on the basis of embodiment 1, the clamping power assembly 4 includes an L-shaped support plate, a front clamping cylinder and a rear clamping cylinder, a transverse plate portion 131 of the L-shaped support plate is fixedly mounted on the upper portion of the upper top plate 1 through a bolt, a vertical plate portion of the L-shaped support plate is fixedly mounted with a first U-shaped frame and a second U-shaped frame, and fixed ends of the front clamping cylinder and the rear clamping cylinder are respectively pivoted with opening portions of the first U-shaped frame and the second U-shaped frame correspondingly; further, the front clamping cylinder and the rear clamping cylinder cooperate (i.e. when the working end of the front clamping cylinder extends/shortens, the working end of the rear clamping cylinder shortens/extends) to drive the rotating disc 14 to rotate, so that the first connecting rod 15 and the second connecting rod 16 which are pivoted with the two short extension bars are close to or far away from each other.

Embodiment 3, on the basis of embodiment 2, the connecting rod assembly includes a rotating disk 14, a first plurality of shafts, a second plurality of shafts, a first connecting rod 15 and a second connecting rod 16, the center of the rotating disk 14 is sleeved on the upper end of the reinforcing rotating shaft, a bearing seat is installed in the middle of the upper top plate 1, the first bearing is embedded in the bearing seat, the lower end of the reinforcing rotating shaft is embedded in the first bearing, four extending strips are fixedly installed on the periphery of the rotating disk 14 at equal intervals and respectively include two long extending strips and two short extending strips, the two long extending strips are located on the same straight line, the first rotating shaft and the second rotating shaft are fixedly installed on the upper edges of the two long extending strips, and the working ends of the front clamping cylinder and the rear clamping cylinder are correspondingly connected with the upper ends of the first plurality of shafts and the second plurality of shafts; one ends of the first connecting rod 15 and the second connecting rod 16 are respectively pivoted with one ends of the two short extension strips correspondingly, and the other ends of the first connecting rod 15 and the second connecting rod 16 are respectively hinged with the upper rod parts of the left linkage plate 5 and the right linkage plate 6 correspondingly; further, for convenience of approaching or keeping away from the left linkage plate 5 and the right linkage plate 6, a first kidney-shaped hole 20 and a second kidney-shaped hole are respectively formed in positions, corresponding to the upper rod portions of the left linkage plate 5 and the right linkage plate 6, on the upper top plate, the length of the first kidney-shaped hole 20 and the length of the second kidney-shaped hole can be preset according to the length of the plate on site, namely the distance between the left end of the first kidney-shaped hole 20 and the right end of the second kidney-shaped hole is matched with the length of the plate, and therefore the left lifting claw 12 and the right lifting claw 13 can be guaranteed to properly clamp the plate.

Embodiment 4, on the basis of embodiment 1, the left linking plate 5 includes a left shaft 51 and a left sliding plate 52, an upper end of the left shaft 51 protrudes upward out of the kidney-shaped hole one 20 and is hinged to a left end of the connecting rod one 15, a lower end of the left shaft 51 is fixedly connected to an upper center position of the left sliding plate 52, and an upper surface of the left sliding plate 52 is slidably connected to a horizontal sliding rail at a lower portion of the upper top plate 1 through a horizontal sliding seat; the structure of the right linkage plate 6 is the same as that of the left linkage plate 5.

In embodiment 5, on the basis of embodiment 4, the middle part of the left vertical plate 10 is fixedly connected with the left sliding plate 52 through a bolt, and the front part and the rear part of the upper top plate 1 are respectively provided with a front sliding chute and a rear sliding chute; the front side and the rear side of the upper part of the left vertical plate 10 are respectively fixedly provided with a left L-shaped pull rod 17, and the upper ends of the two left L-shaped pull rods 17 are correspondingly connected with the front sliding chute and the rear sliding chute in a sliding manner through two cam followers; the front side and the rear side of the upper part of the right vertical plate 11 are respectively fixedly provided with a right L-shaped pull rod 18, the upper ends of the two right L-shaped pull rods 18 are respectively connected with the front sliding chute and the rear sliding chute in a sliding way through two cam followers II, because the upper ends of the two left L-shaped pull rods 17 respectively slide along the front sliding groove and the rear sliding groove of the upper top plate 1, the upper ends of the two right L-shaped pull rods 18 respectively slide along the front sliding groove and the rear sliding groove of the upper top plate 1, the lower ends of the two left L-shaped pull rods 17 are fixedly connected with the front end and the rear end of the upper part of the left vertical plate 10 through bolts, the lower ends of the two right L-shaped pull rods 18 are fixedly connected with the front end and the rear end of the upper part of the right vertical plate 11 through bolts, thereby for last vertical board and vertical board down provide the holding power to also can guarantee that the lower plate portion of left side interlock board 5 and right interlock board 6 steadily moves about the level, prevent the skew dislocation, guarantee the stable centre gripping and the lift process to panel.

Embodiment 6, on the basis of embodiment 4, the working end of the lifting power motor 7 is fixedly connected with the center of the driving wheel, the driven wheel 98 is sleeved on the right side of the belt rotating shaft 97, the driving wheel is connected with the driven wheel 98 through the power belt, and the left end and the right end of the belt rotating shaft 97 are correspondingly installed in the left supporting seat 2 and the right supporting seat 3 through the left bearing and the right bearing;

the second belt pulley group 9 comprises a main belt pulley 91, a first secondary belt pulley 92, a second secondary belt pulley 93, a third secondary belt pulley 94, a plurality of tension pulleys 95 and a driving belt 96, a first through hole, a second through hole, a third through hole and a fourth through hole are sequentially formed in the right vertical plate 11 from back to front, a belt rotating shaft 97 passes through the first through hole of the right vertical plate 11 through a linear bearing, the main belt pulley 91 is sleeved on the belt rotating shaft 97 and is positioned on the right side of the right vertical plate 11, the first secondary belt pulley 92, the second secondary belt pulley 93 and the third secondary belt pulley 94 respectively pass through a first reinforcing shaft passing through the second through hole, a second reinforcing shaft passing through the third through hole and a third reinforcing shaft passing through the fourth through hole and are arranged on the right vertical plate 11, the plurality of tension pulleys 95 are arranged in a front-back mode and are arranged, the driven pulley 92, the driven pulley 93, the driven pulley 94 and the tension pulleys 95 are connected through a driving belt 96;

a second gear is correspondingly sleeved at the end parts of the first reinforcing shaft, the second reinforcing shaft and the third reinforcing shaft which penetrate through the right vertical plate 11, and each second gear is meshed with the tooth part of the right lifting claw 13;

the structure of the first pulley set 8 is consistent with that of the second pulley set 9.

Further, the rotation process of the first belt pulley set and the second belt pulley set is as follows: the lifting power motor 7 works to drive the driving wheel to drive the driven wheel 98 to rotate through the power belt, so that the belt rotating shaft 97 rotates, at this time, the main belt pulley 91 in the belt pulley group II 9 sleeved on the belt rotating shaft 97 rotates, in the belt pulley group II 9 is driven through the driving belt 96, the driven belt pulley 92, the driven belt pulley 93, the driven belt pulley III 94 and the plurality of tension pulleys 95 rotate, so that the rotating process of the belt pulley II is realized, the driven belt pulley 92, the driven belt pulley II 93 and the driven belt pulley III 94 rotate, the reinforcing shaft I, the reinforcing shaft II and the reinforcing shaft III are respectively used for driving the three gears II to rotate, and the gears II are meshed with the tooth part of the right lifting claw 13, so that the lifting operation of the right lifting claw 13 is realized.

Embodiment 7, on the basis of embodiment 1, the right lifting pawl 13 includes a horizontal plate portion 131, three vertical portions 132 and three support plate portions 133, the three vertical portions 132 are arranged in parallel at the lower portion of the horizontal plate portion 131, a vertical tooth 134 is provided at a position of each vertical portion 132 close to a second gear, the vertical portion 132 is engaged with the second gear by the vertical tooth, and the three vertical portions 132 are correspondingly vertically detachably connected with the three support plate portions 133; the left lifting claw 12 and the right lifting claw 13 are in a bilateral symmetry structure.

Further, the transverse plate portion 131 is integrally arranged with the three vertical portions 132, the right ends of the three supporting plate portions 133 are correspondingly fixedly connected with the lower ends of the three vertical portions 132 through bolts, or horizontal insertion plates are integrally arranged (welded) on the lower portions of the three vertical portions 132, horizontal insertion grooves are formed in the middle of the three supporting plate portions 133, and the three supporting plate portions 133 are inserted into the horizontal insertion plates of the three vertical portions 132 through the horizontal insertion grooves, so that the three supporting plate portions 133 are detachably connected with the three vertical portions 132; because the three second gears are meshed with the vertical teeth of the right lifting claw 13, and the three supporting plate parts 133 are vertically connected with the three vertical parts 132, the lifting operation of the plates is realized, and the lifting device is also suitable for the lifting operation of the plates with different thicknesses; for another example, in order to further adapt to the clamping operation of the plates with different thicknesses, a plurality of reinforcing plates which are arranged at equal intervals up and down are integrally welded on the surfaces of the three vertical parts 132 of the right lifting claw 13, wherein the reinforcing plates are inserted into the three supporting plate parts 133, so that the insertion positions of the supporting plate parts 133 and the reinforcing plates at different positions can be flexibly selected according to the thickness of the plates on site, and similarly, the left lifting claw 12 is also provided.

The working principle is as follows: when the clamping operation is carried out on the plate, the carrying XY moving module works to drive the clamping lifting device to move right above the plate, then the clamping power assembly works to drive the rotating disc to rotate, the first connecting rod and the second connecting rod drive the left linkage plate and the right linkage plate to approach at the moment, the left vertical plate and the right vertical plate approach towards the middle, and the distance between the left lifting claw and the right lifting claw is shortened to realize the clamping operation on the plate; then the lifting power motor works to drive the driving wheel to drive the belt rotating shaft to rotate, so that the main belt wheel in the second belt wheel set and the main belt wheel in the first belt wheel set rotate, the three driven belt wheels are driven to rotate through the driving belt, the first three gears and the second three gears are driven to rotate, and the left lifting claw and the right lifting claw are lifted, so that the lifting process of the plate is realized.

It should be noted that the above technical features are continuously combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention described in the specification; moreover, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. A clamping and lifting device applied to a plate conveying device is arranged at a working end of a conveying XY moving module, a fixed end of the conveying XY moving module is arranged on a wall, it is characterized in that the clamping lifting device comprises a left supporting seat, a right supporting seat, an upper top plate, a clamping power assembly, a connecting rod assembly, a left linkage plate, a right linkage plate, a lifting power motor, a belt pulley set I, a belt pulley set II, a left vertical plate, a right vertical plate, a left lifting claw and a right lifting claw, the left supporting seat and the right supporting seat are correspondingly and fixedly arranged on the left side and the right side of the lower part of the upper top plate, the fixed end of the clamping power assembly is arranged on the right side of the upper part of the upper top plate, the working end of the clamping power assembly is hinged with the upper rod parts of the left linkage plate and the right linkage plate through a connecting rod assembly, and the lower plate parts of the left linkage plate and the right linkage plate are in sliding connection with the lower part of the upper top plate;

2. The clamping lifting device for the board conveying equipment as claimed in claim 1, wherein the clamping power assembly comprises an L-shaped support plate, a front clamping cylinder and a rear clamping cylinder, a transverse plate portion of the L-shaped support plate is fixedly mounted on the upper portion of the upper top plate through a bolt, a first U-shaped frame and a second U-shaped frame are fixedly mounted on a vertical plate portion of the L-shaped support plate, and fixed ends of the front clamping cylinder and the rear clamping cylinder are respectively pivoted with an opening portion of the first U-shaped frame and an opening portion of the second U-shaped frame.

3. The clamping lifting device for the plate conveying equipment applied to the claim 2 is characterized in that the connecting rod assembly comprises a rotating disc, a first plurality of shafts, a second plurality of shafts, a first connecting rod and a second connecting rod, the center of the rotating disc is sleeved at the upper end of the reinforcing rotating shaft, a bearing seat is arranged in the middle of the upper top plate, a first bearing is embedded in the bearing seat, the lower end of the reinforcing rotating shaft is embedded in the first bearing, four extending strips are fixedly arranged on the periphery of the rotating disc at equal intervals and respectively comprise two long extending strips and two short extending strips, the two long extending strips are positioned on the same straight line, the first rotating shaft and the second rotating shaft are fixedly arranged on the upper edges of the two long extending strips, and the working ends of the front clamping cylinder and the rear clamping cylinder are correspondingly connected with the upper ends of the first plurality of shafts and the second plurality of; one ends of the first connecting rod and the second connecting rod are respectively pivoted with one ends of the two short extension strips correspondingly, and the other ends of the first connecting rod and the second connecting rod are respectively hinged with the upper rod parts of the left linkage plate and the right linkage plate correspondingly.

4. The clamping and lifting device for the plate material handling equipment as claimed in claim 1, wherein the left linking plate comprises a left shaft and a left sliding plate, the upper end of the left shaft is hinged with one end of the first connecting rod, the lower end of the left shaft is fixedly connected with the upper central position of the left sliding plate, and the upper surface of the left sliding plate is slidably connected with a horizontal sliding rail at the lower part of the upper top plate through a horizontal sliding seat; the structure of the right linkage plate is the same as that of the left linkage plate.

5. The clamping lifting device for the plate conveying equipment applied to the claim 4 is characterized in that the middle part of the left vertical plate is fixedly connected with the left sliding plate through a bolt, and the front part and the rear part of the upper top plate are respectively provided with a front sliding chute and a rear sliding chute; the front side and the rear side of the upper part of the left vertical plate are respectively fixedly provided with a left L-shaped pull rod, and the upper ends of the two left L-shaped pull rods are correspondingly connected with the front sliding chute and the rear sliding chute in a sliding manner through two cam followers; the front side and the rear side of the upper part of the right vertical plate are respectively and fixedly provided with a right L-shaped pull rod, and the upper ends of the two right L-shaped pull rods are respectively connected with the front sliding groove and the rear sliding groove in a sliding manner through two cam followers.

6. The clamping and lifting device for the plate conveying equipment as claimed in claim 4, wherein the working end of the lifting power motor is fixedly connected with the center of the driving wheel, the driven wheel is sleeved on the right side of the belt rotating shaft, the driving wheel is connected with the driven wheel through the power belt, and the left end and the right end of the belt rotating shaft are correspondingly installed in the left supporting seat and the right supporting seat through the left bearing and the right bearing;

7. The clamping lifting device for the plate conveying equipment as claimed in claim 1, wherein the right lifting claw comprises a transverse plate part, three vertical parts and three supporting plate parts, the three vertical parts are arranged in parallel and located at the lower part of the transverse plate part, a vertical tooth is arranged at the position, close to the second gear, of each vertical part, the vertical parts are meshed with the second gear through the vertical teeth, and the three vertical parts are correspondingly vertically detachably connected with the three supporting plate parts;

the left lifting claw and the right lifting claw are in a bilateral symmetry structure.