CN212608143U

CN212608143U - Workbench combination device and workbench thereof

Info

Publication number: CN212608143U
Application number: CN202020729942.4U
Authority: CN
Inventors: 潘育万
Original assignee: China Wonderland Nurserygoods Co Ltd
Current assignee: China Wonderland Nurserygoods Co Ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-02-26
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a workbench, which comprises a workbench body and a plurality of supporting legs, wherein the two ends of the workbench body along the length direction are respectively an input end and an output end, a hollow structure is arranged between the input end and the output end, the input end is provided with a length sliding mechanism, the length sliding mechanism comprises a first push plate, and the first push plate is slidably arranged on the workbench body; the output end is provided with a width sliding mechanism or the hollow structure is provided with a lifting mechanism, the width sliding mechanism comprises a second push plate, and the second push plate is arranged on the workbench body in a sliding manner; the lifting mechanism comprises a lifting plate which is right opposite to the hollow structure, the lifting plate is lifted between a first position which is flush with the surface of the workbench body and a second position which is lower than the surface of the workbench body, the lifting plate seals the hollow structure when in the first position, the lifting platform gradually descends in equal height, and the surface of the workbench body is of a smooth structure. The utility model also discloses a workstation composite set and have the advantage that reduces the space and account for than and improve conveying efficiency.

Description

Workbench combination device and workbench thereof

Technical Field

The utility model relates to a work piece transfer device field especially relates to a workstation composite set and workstation thereof.

Background

With the development of science and technology and the advancement of humanity, the industrial development gradually tends to be perfect to meet the market demand. Conventionally, when the workpiece needs to be transferred, the corresponding conveying mechanism is used for transferring the workpiece from the previous station to the next station. For plate-like workpieces with large planar areas, the workpieces are usually transferred flatly for direct processing. For such workpieces, a common transfer mechanism has a belt transport mechanism. The plane area of the workpiece is large, so that the space requirement on the transfer mechanism is high, and the workpiece transfer mechanism is not suitable for occasions with small areas.

In addition, for the plate with a smooth plane, the belt transmission mechanism is slow in driving speed due to insufficient friction force, and therefore working efficiency is reduced. The existing solution is to provide a platform with a smooth surface and to manually push the workpiece from one end of the platform to the other. But this can be labor intensive.

Therefore, there is a need for a work table assembly and a work table thereof that can reduce the space occupation ratio, have high automation degree and improve the transmission efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduce space and account for and improve conveying efficiency's workstation.

An object of the utility model is to provide a reduce space and account for and improve conveying efficiency's workstation composite set.

In order to achieve the purpose, the workbench comprises a workbench body and a plurality of supporting legs, wherein the supporting legs are arranged along the vertical direction, the supporting legs are fixedly connected below the workbench body along the circumferential direction of the workbench body, the two ends of the workbench body along the length direction are respectively an input end and an output end, the workbench body is provided with a hollow structure, and the hollow structure is positioned between the input end and the output end; the input end is provided with a length sliding mechanism, the length sliding mechanism comprises a first push plate, and the first push plate is arranged on the surface of the workbench body in a sliding manner along the length direction of the workbench body so as to push the workpiece to the hollow structure or the output end from the input end; the output end is provided with a width sliding mechanism or a hollow structure is provided with a lifting mechanism; the width sliding mechanism comprises a second push plate, and the second push plate is arranged on the surface of the workbench body in a sliding manner along the width direction of the workbench body so as to push the workpiece out of the workbench; the lifting mechanism comprises a lifting plate which is in lifting motion, the lifting plate is opposite to the hollow structure, the lifting plate is selectively lifted between a first position which is flush with the surface of the workbench body and a second position which is lower than the surface of the workbench body, the hollow structure is sealed by the lifting plate when the lifting plate is at the first position, the lifting plate gradually descends in the same height when the lifting plate is switched to the second position at the first position, and the surface of the workbench body is of a smooth structure.

Preferably, the height of each descent of the lifting plate corresponds to the thickness of the workpiece.

Preferably, the length slide mechanism further includes a driving motor, two belt transmission structures and a synchronizing shaft, the two belt transmission structures are respectively disposed on two sides of the workbench body in the width direction, the two belt transmission structures are synchronously driven by the synchronizing shaft, each belt transmission structure includes a driving wheel spaced apart in the length direction of the workbench body, a driven wheel and a conveying belt, the driving motor is connected with the driving wheel, the conveying belt is wound on the driving wheel and the driven wheel, and the first push plates are two and are respectively fixedly connected with the conveying belt.

Preferably, the width glide mechanism further comprises a driving cylinder, the second push plate is fixedly connected with the output end of the driving cylinder, the driving cylinder is mounted on the workbench body along the width direction of the workbench body, and the driving cylinder drives the second push plate to slide along the width direction of the workbench body.

Preferably, still include guide structure, guide structure is including locating the ascending slide rail of width direction of workstation body and the smooth slider of locating the slide rail, and the slider is formed at the one side that is close to workstation body width direction of second push pedal.

Preferably, the driving cylinder is a magnetically coupled rodless cylinder.

Preferably, the inner side wall of the workbench body is provided with a groove, and the first push plate and the second push plate are selectively hidden in the groove.

Preferably, the lifting device further comprises a driving structure for driving the lifting plate to perform lifting movement, the driving structure comprises a bottom plate, two groups of rotating rods, two connecting rod assemblies, a balance shaft and a mounting plate, the two groups of connecting rod assemblies are pivoted between the bottom plate and the mounting plate and are oppositely arranged, the lifting plate is fixedly connected to the mounting plate, the connecting rod assemblies in the same group are provided with a first pivoting point and a second pivoting point relative to the bottom plate, the first pivoting point is positioned relative to the bottom plate, the second pivoting point slides relative to the bottom plate when the connecting rod assemblies pivot to change the distance between the first pivoting point and the second pivoting point, the two balance shafts are respectively penetrated between the two connecting rod assemblies, the rotating rods are penetrated on the two balance shafts and are in threaded connection with the balance shafts, the rotating rods are operated, the rotating rods drive the balance shafts to move so as to drive the connecting rod assemblies to pivot relative to the bottom plate, and when the distance, when the distance between the first pivot point and the second pivot point is reduced, the connecting rod assembly drives the mounting plate to descend.

Preferably, the rotary rod is provided with a left-hand thread and a right-hand thread, wherein one of the balance shafts is provided with a thread matched with the left-hand thread, and the other balance shaft is provided with a thread matched with the right-hand thread.

Preferably, the connecting rod assemblies in the same group have a third pivot point and a fourth pivot point relative to the mounting plate, the third pivot point is located relative to the mounting plate, the fourth pivot point slides relative to the mounting plate when the connecting rod assemblies pivot to change the distance between the third pivot point and the fourth pivot point, the first pivot point and the third pivot point are opposite to each other in the vertical direction, and the second pivot point and the fourth pivot point slide synchronously.

In order to achieve the above object, the utility model discloses a workstation composite set includes two at least aforementioned workstations, and the workstation has width glide machanism, and the workstation is spaced-apart and sets up side by side in proper order, and input and output homonymy setting between two adjacent workstations.

In order to achieve the above purpose, the workbench combination device of the utility model comprises at least one workbench which is provided with a width sliding mechanism and is a first workbench; and a second working table with a lifting mechanism; the first working tables are arranged side by side in sequence at intervals to form a front section, and the input end and the output end between two adjacent first working tables are arranged on the same side; the last first workbench and the second workbench of the front section part are arranged side by side, and the input end and the output end between the first workbench and the second workbench are arranged on the same side.

Compared with the prior art, the utility model discloses a workstation composite set is spaced apart and sets up side by side with the help of at least two workstations and workstation, and the input of a workstation borders on with the output of adjacent workstation to form the transportation orbit of the work piece of S type, thereby rationalize the application with the space, reduced the requirement to area. Because a single working table is provided with the length sliding mechanism and the width sliding mechanism, the work piece can be pushed to the output end by the length sliding mechanism after the corresponding working procedure is finished at the input end or the output end, then the work piece is pushed to the input end of the adjacent working table by the output end, and the operation is repeated again after the corresponding working procedure is finished on the work piece, so that the continuous transmission of the work piece is realized, the high automation is realized, the labor amount of workers for moving is saved, and the working efficiency is improved; or because a single workstation has length sliding mechanism and elevating system, can accomplish the work piece and push away to hollow out construction department by first push pedal after last process by the work piece, the lifter plate is located the first position during the initial time, the lifter plate reduces a height after the work piece reachs the lifter plate, thereby make the surface of work piece not be higher than the surface of workstation body, be favorable to first push pedal to make the work piece of the latter fold locate the work piece of the former when pushing away next work piece to hollow out construction department, the lifter plate descends a height again this moment, repeat constantly according to this, the decline process of lifter plate has just accomplished the stack of work piece, thereby the work piece of accomodating has been accomplished. Therefore, the workbench combination device formed by combining the two workbenches has the advantages of reducing the space occupation ratio, improving the conveying efficiency and quickly receiving materials.

Drawings

Fig. 1 is a cross-sectional front view of a table assembly of a first embodiment of the present invention at the output and input ends, respectively.

Fig. 2 is a top perspective view of a table assembly according to a first embodiment of the present invention.

Fig. 3 is a left partial perspective view of a table assembly according to a first embodiment of the present invention.

Fig. 4 is a cross-sectional front view of a table assembly of a second embodiment of the present invention at the output and input ends, respectively.

Fig. 5 is a top perspective view of a table assembly according to a second embodiment of the present invention.

Fig. 6 is a left partial perspective view of a table assembly according to a second embodiment of the present invention.

Fig. 7 is a partial perspective view of a second table of a second embodiment of the present invention in front view with the lifter plate in the initial position.

Fig. 8 is a partial perspective view of a second table of a second embodiment of the present invention in front elevation with the lifter plate in a second position.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 3, a workbench assembly 100a according to a first embodiment of the present invention is shown, which includes two workbenches 10a, the two workbenches 10a are spaced apart and arranged side by side, two ends of the workbench 10a along the length direction are divided into an input end 101 and an output end 102, and the input end 101 and the output end 102 between two adjacent workbenches 10a are arranged at the same side, i.e. the input end of one workbench 10a is adjacent to the output end of the other workbench 10 a. After the workpiece is transferred from the input end of the working table 10a to the output end of the working table 10a, the workpiece is transferred from the output end of the working table 10a to the input end of another adjacent working table 10a, and then the workpiece is transferred from the input end of the working table 10a to the output end, so that the conveying path of the workpiece is S-shaped, the occupied space can be greatly saved, and the land cost is reduced. Of course, in other embodiments, the number of the working tables 10a may be three or four, so as to meet the requirement of multi-station, and therefore, the invention is not limited thereto. More specifically, the following:

referring to fig. 1 to 3, the two tables 10a in the present embodiment have the same structure, and therefore one of the tables 10a is described herein. The workbench 10a includes a workbench body 1, a plurality of support legs 2, a length slide mechanism 3, and a width slide mechanism 4. The supporting legs 2 are arranged along the vertical direction, and the supporting legs 2 are fixedly connected below the workbench body 1 along the circumferential direction of the workbench body 1. The two ends of the workbench body 1 along the length direction are respectively an input end and an output end, the input end is provided with a length sliding mechanism 3, the length sliding mechanism 3 comprises a first push plate 34, and the first push plate 34 is arranged on the surface of the workbench body 1 along the length direction of the workbench body 1 in a sliding manner so as to push a workpiece from the input end to the output end; the output end is provided with a width sliding mechanism 4, the width sliding mechanism 4 comprises a second push plate 42, and the second push plate 42 is arranged on the surface of the workbench body 1 in a sliding manner along the width direction of the workbench body 1 so as to push the workpiece out of the workbench 10a, so that the workpiece is pushed out of the output end to the input end of the adjacent workbench 10 a. The surface of the table body 1 is of a smooth structure, so that the sliding of the workpiece on the body of the table 10a is smoother. It will be appreciated that the gap between the two tables 10a is less than half the width of the workpiece, thereby ensuring that the workpiece does not fall off when it is moved from the output of one table 10a to the input of the other table 10 a.

Referring to fig. 1 to 3, the length sliding mechanism 3 further includes two driving motors 31, two belt transmission structures 32 and two synchronizing shafts 33, the two belt transmission structures 32 are respectively disposed on two sides of the workbench body 1 in the width direction, the two belt transmission structures 32 are synchronously transmitted through the synchronizing shafts 33, each belt transmission structure 32 includes a driving wheel 321, a driven wheel 322 and a conveying belt 323 spaced apart along the length direction of the workbench body 1, the driving motors 31 are connected to the driving wheels 321, the conveying belts 323 are wound around the driving wheels 321 and the driven wheels 322, and the first push plates 34 are two and respectively fixedly connected to the conveying belts 323. Specifically, the synchronizing shaft 33 is simultaneously inserted through the driving wheels 321 on both sides. Therefore, when the length sliding mechanism 3 works, the driving motor 31 drives the driving wheel 321 to rotate, the driving wheel 321 drives the driving wheel 321 on the other side to rotate through the synchronizing shaft 33, the driving wheels 321 on the two sides drive the driven wheel 322 to rotate, the conveyor belt 323 rotates to drive the first pushing plate 34 to move, and the first pushing plate 34 moves along the length direction of the workbench body 1 to push a workpiece on the workbench 10a body so as to push the workpiece from an input end to an output end. Preferably, rollers (not shown) are provided below the first push plate 34 to reduce the friction of the first push plate 34 against the table body 1.

Referring to fig. 1 to 3, the width sliding mechanism 4 further includes a driving cylinder 41, the second pushing plate 42 is fixedly connected to an output end of the driving cylinder 41, the driving cylinder 41 is mounted on the workbench body 1 along the width direction of the workbench body 1, and the driving cylinder 41 drives the second pushing plate 42 to slide along the width direction of the workbench body 1. When the workpiece reaches the output end, the second push plate 42 pushes the workpiece from the output end of that stage 10a to the input end of the adjacent stage 10 a. The utility model discloses a workstation 10a still includes guide structure (not shown in the figure), and guide structure locates the slider of slide rail including locating the ascending slide rail of width direction of workstation body 1 and cunning, and the slider forms in one side that is close to workstation body 1 width direction of second push pedal 42. The driving cylinder 41 is a magnetically coupled rodless cylinder, which is well known to those skilled in the art and therefore will not be described herein.

Preferably, the inner side wall of the workbench body 1 is provided with a groove (not shown), and the first push plate 34 and the second push plate 42 are selectively hidden in the groove. Initially, when the length runner 3 and the width runner 4 do not work or are reset, the first push plate 34 and the second push plate 42 are hidden in the grooves.

Referring to fig. 4 to 8, a workbench assembly 100b according to a second embodiment of the present invention is shown, which is substantially the same as the workbench assembly 100a according to the first embodiment, and the differences are:

the workbench assembly apparatus 100b of this embodiment includes two workbenches, which are a first workbench and a second workbench 10b, wherein the structure of the first workbench is the same as the structure of the workbench 10a of the first embodiment, and therefore, it is not described herein, the first workbench and the second workbench 10b are arranged side by side, and the input end and the output end between the two are arranged at the same side. The second table 10b has substantially the same structure as the first table, and differs therefrom in that:

the second workbench 10b includes a workbench body 1, a plurality of support legs 2, a length sliding mechanism 3, and a lifting mechanism 5. The two ends of the workbench body 1 along the length direction are respectively an input end 101 and an output end 102, the workbench body 1 is provided with a hollow structure 11, and the hollow structure 11 is located between the input end 101 and the output end 102. The input end 101 is provided with a length sliding mechanism 3, and the hollow structure 11 is provided with a lifting mechanism 5. The length sliding mechanism 3 comprises a first push plate 34, and the first push plate 34 is slidably arranged on the surface of the workbench body 1 along the length direction of the workbench body 1 so as to push the workpiece from the input end 101 to the hollowed-out structure 11. The lifting mechanism 5 comprises a lifting plate 52 and a driving structure 51 for driving the lifting plate to do lifting movement, the lifting plate 52 is opposite to the hollow structure 11, the lifting plate 52 is selectively lifted between a first position flush with the surface of the workbench body 1 and a second position lower than the surface of the workbench body 1, the lifting plate 52 closes the hollow structure 11 when in the first position, and the lifting plate 52 is gradually and equally descended when in the process of switching from the first position to the second position. Preferably, in the present embodiment, the height of each descent of the lifting plate 52 is consistent with the thickness of the workpiece. Therefore, when the lifting plate 52 is lowered by the thickness of one workpiece, the surface of the uppermost workpiece is always flush with the surface of the workbench body 1, which is beneficial to the superposition of subsequent workpieces. Of course, in other embodiments, the purpose of stacking the latter workpiece on the former workpiece can be achieved even if the surface of the workpiece is lower than the surface of the table main body 1 after the lifting plate 52 is lowered by one height, and therefore, the present invention is not limited thereto. Initially, the lifter plate 52 is located the first position, the work piece is pushed to the lifter plate 52 by the length slide mechanism 3, the lifter plate 52 prepares to descend the work piece, when the lifter plate 52 is located the second position, make the surface of work piece be less than the surface of workstation body 1 or flush with the surface of workstation body 1, in order to make the work piece that is pushed away afterwards can fold on the work piece of the former, the lifter plate 52 has accomplished the piling up of work piece and has received the material at the in-process that descends, the time and the strength that workman received the material have been removed from, effectively increase work efficiency.

Specifically, the driving structure 51 includes a base plate 511, a rotating rod 512, a connecting rod assembly 513, a balance shaft 514, and a mounting plate 515. The two link assemblies 513 are pivoted between the bottom plate 511 and the mounting plate 515 and are oppositely disposed, the lifting plate 52 is fixedly connected to the mounting plate 515, the same set of link assemblies 513 has a first pivot point M and a second pivot point N with respect to the bottom plate 511, and the same set of link assemblies 513 has a third pivot point K and a fourth pivot point P with respect to the mounting plate 515. The first pivot point M is located relative to the base plate 511, and the second pivot point N slides relative to the base plate 511 when the connecting rod assembly 513 pivots to change the distance between the first pivot point M and the second pivot point N. The third pivot point K is located relative to the mounting plate 515, the fourth pivot point P slides relative to the mounting plate 515 when the connecting rod assembly 513 pivots to change the distance between the third pivot point K and the fourth pivot point P, the first pivot point M is opposite to the third pivot point K in the vertical direction, and the second pivot point N and the fourth pivot point P slide synchronously. Two balance shafts 514 are respectively arranged between the two connecting rod assemblies 513 in a penetrating way, and the two balance shafts 514 are parallel to each other. When the linkage structure pivots relative to the base plate 511 and the mounting plate 515, the two balance shafts 514 move relatively closer to or away from each other. The rotating rod 512 is threaded on the two balance shafts 514 and is connected with the balance shafts 514 in a threaded manner. When the rotating rod 512 is operated, the rotating rod 512 rotates to drive the balance shaft 514 to move so as to drive the connecting rod assembly 513 to pivot relative to the bottom plate 511, when the distance between the first pivot point M and the second pivot point N is increased, the connecting rod assembly 513 drives the mounting plate 515 to ascend, and when the distance between the first pivot point M and the second pivot point N is decreased, the connecting rod assembly 513 drives the mounting plate 515 to descend. Specifically, in the present embodiment, the rotating rod 512 is provided with both left-handed threads and right-handed threads, wherein one balance shaft 514 has threads matching with the left-handed threads, and the other balance shaft 514 has threads matching with the right-handed threads. By means of the rotating rod 512 and the balance shafts 514, when a person rotates the rotating rod 512, the balance shafts 514 are close to or far away from each other, so that the connecting rod assembly 513 drives the mounting plate 515 to ascend or descend. Specifically, the mounting plate 515 and the bottom plate 511 are both provided with a sliding groove 516 for the first pivot point and the second pivot point to slide, and the sliding groove 516 is arranged in a horizontal direction. Of course, in other embodiments, the driving structure may adopt a telescopic cylinder, and the lifting plate is mounted on the output end of the telescopic cylinder, so the invention is not limited thereto.

Except for the above differences, the workbench body 1, the support legs 2, and the length sliding mechanism 3 are all consistent with the first workbench in structure, and therefore are not described herein.

It can be understood that, in the workbench combination device of other embodiments, the number of the first workbench is a plurality of and the first workbench is arranged side by side in sequence at intervals, and forms a front section, the input end and the output end between two adjacent first workbench are arranged at the same side, the last first workbench and the second workbench of the front section are arranged side by side, and the input end and the output end between the two are arranged at the same side.

The working principle of the workbench assembly 100a and the workbench 10a thereof according to the first embodiment of the present invention will be described with reference to fig. 1 to 3: the workpiece is initially positioned at the input end of the workbench 10a, the work station is pushed to the output end by the length sliding mechanism 3 positioned at the input end, the workpiece positioned at the output end is pushed to the input end of the adjacent workbench 10a by the width sliding mechanism 4 after the working procedure of the workpiece is completed, the workpiece is pushed to the output end by the length sliding mechanism 3 on the input end after the working procedure of the workpiece is completed, and the workpiece is pushed to the other adjacent workbench 10a by the width sliding mechanism 4 positioned on the output end after the working procedure of the workpiece is completed. Therefore, the workbench assembly 100a and the workbench 10a thereof of the present invention have the advantages of small occupied space and high automation degree.

The working principle of the workbench assembly 100b and the workbench thereof according to the second embodiment of the present invention will be described with reference to fig. 4 to 8: the workpiece is initially positioned at the input end of the first workbench, the length sliding mechanism 3 positioned at the input end pushes the work station to the output end, the workpiece positioned at the output end is pushed to the input end of the second workbench 10b by the width sliding mechanism 4 after the working procedure of the workpiece is completed, the workpiece is pushed to the hollow structure 11 by the length sliding mechanism 3 on the input end after the working procedure of the workpiece is completed, and the driving structure 51 drives the lifting plate 52 to descend from the first position to the second position, so that the stacking and receiving work of the workpiece is completed.

Compared with the prior art, the utility model discloses a workstation composite set 100a, 100b are spaced apart and set up side by side with the help of two at least workstations and workstation, and the input of a workstation borders on with the output of adjacent workstation to form the transportation orbit of the work piece of S type, thereby rationalize the application with the space, reduced the requirement to area. Because the single workbench 10a is provided with the length sliding mechanism 3 and the width sliding mechanism 4, after the corresponding working procedure is finished at the input end or the output end, the workpiece can be pushed to the output end by the length sliding mechanism 3, then the workpiece is pushed to the input end of the adjacent workbench 10a by the output end, and the operation is repeated again after the corresponding working procedure is finished on the workpiece, so that the continuous transmission of the workpiece is realized, the high automation is realized, the labor amount of workers for moving is saved, and the working efficiency is improved; or because a single working table is provided with the length sliding mechanism 3 and the lifting mechanism 5, the workpiece can be pushed to the hollow structure 11 by the first push plate 34 after the workpiece completes the last working procedure, the lifting plate 52 is initially positioned at the first position, and the lifting plate 52 is lowered by one height after the workpiece reaches the lifting plate 52, so that the surface of the workpiece is not higher than the surface of the working table body 1, which is beneficial to stacking the workpiece of the latter on the workpiece of the former when the first push plate 34 pushes the next workpiece to the hollow structure 11, and the lifting plate 52 is lowered by one height at the moment, so that the process of lowering the lifting plate 52 is repeated continuously, and the stacking of the workpiece is completed, thereby completing the storage work of the workpiece. Therefore, the workbench combination device formed by combining the two workbenches has the advantages of reducing the space occupation ratio, improving the conveying efficiency and quickly receiving materials.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims

1. The utility model provides a workbench, includes workstation body and a plurality of supporting leg, the supporting leg is arranged along vertical direction, the supporting leg is still followed the circumference fixed connection of workstation body in the below of workstation body, its characterized in that: the two ends of the workbench body along the length direction are respectively an input end and an output end, the workbench body is provided with a hollow structure, and the hollow structure is positioned between the input end and the output end; the input end is provided with a length sliding mechanism, the length sliding mechanism comprises a first push plate, and the first push plate is arranged on the surface of the workbench body in a sliding manner along the length direction of the workbench body so as to push a workpiece from the input end to the hollow structure or the output end; a width sliding mechanism is arranged at the output end or a lifting mechanism is arranged at the hollow structure; the width sliding mechanism comprises a second push plate, and the second push plate is arranged on the surface of the workbench body in a sliding manner along the width direction of the workbench body so as to push the workpiece out of the workbench; the lifting mechanism comprises a lifting plate which does lifting motion, the lifting plate is opposite to the hollow structure, the lifting plate selectively lifts between a first position which is flush with the surface of the workbench body and a second position which is lower than the surface of the workbench body, the hollow structure is sealed by the lifting plate when the lifting plate is at the first position, the lifting plate gradually descends in the same height when the lifting plate is switched from the first position to the second position, and the surface of the workbench body is of a smooth structure.

2. The table of claim 1, wherein the elevation plate is lowered each time to a height corresponding to the thickness of the workpiece.

3. The workbench according to claim 1, wherein the length sliding mechanism further comprises two driving motors, two belt transmission structures and a synchronizing shaft, the two belt transmission structures are respectively arranged at two sides of the workbench body in the width direction, the two belt transmission structures are synchronously transmitted through the synchronizing shaft, each belt transmission structure comprises a driving wheel, a driven wheel and a conveying belt, the driving motors are spaced along the length direction of the workbench body, the conveying belts are wound on the driving wheels and the driven wheels, and the two first push plates are respectively fixedly connected with the conveying belts.

4. The workbench according to claim 1, wherein the width sliding mechanism further comprises a driving cylinder, the second push plate is fixedly connected with an output end of the driving cylinder, the driving cylinder is mounted on the workbench body along the width direction of the workbench body, and the driving cylinder drives the second push plate to slide along the width direction of the workbench body.

5. The workbench according to claim 4, further comprising a guiding structure, wherein the guiding structure comprises a slide rail arranged in the width direction of the workbench body and a slide block arranged on the slide rail in a sliding manner, and the slide block is formed on one side of the second pushing plate close to the width direction of the workbench body.

6. The table of claim 4, wherein the drive cylinder is a magnetically coupled rodless cylinder.

7. The workbench according to claim 1, wherein the inner side wall of the workbench body is provided with a groove, and the first push plate and the second push plate are selectively hidden in the groove.

8. The workbench according to claim 1, further comprising a driving structure for driving the lifting plate to perform a lifting motion, wherein the driving structure comprises a bottom plate, a rotating rod, two sets of link assemblies, a balance shaft and a mounting plate, the two sets of link assemblies are pivoted between the bottom plate and the mounting plate and are oppositely arranged, the lifting plate is fixedly connected to the mounting plate, the same set of link assemblies has a first pivot point and a second pivot point relative to the bottom plate, the first pivot point is positioned relative to the bottom plate, the second pivot point slides relative to the bottom plate when the link assemblies pivot to change a distance between the first pivot point and the second pivot point, the two balance shafts are respectively inserted between the two link assemblies, the rotating rod is inserted between the two balance shafts and is in threaded connection with the balance shafts, and operating the rotary rod, wherein the rotary rod rotates to drive the balance shaft to move so as to drive the connecting rod assembly to pivot relative to the bottom plate, when the distance between the first pivot point and the second pivot point is increased, the connecting rod assembly drives the mounting plate to ascend, and when the distance between the first pivot point and the second pivot point is reduced, the connecting rod assembly drives the mounting plate to descend.

9. The table of claim 8, wherein the rotating rod is provided with both left-hand threads and right-hand threads, wherein one of the balance shafts has threads that mate with the left-hand threads and the other balance shaft has threads that mate with the right-hand threads.

10. The table of claim 8, wherein the linkage assembly of the same set has a third pivot point and a fourth pivot point with respect to the mounting plate, the third pivot point being positioned with respect to the mounting plate, the fourth pivot point sliding with respect to the mounting plate when the linkage assembly pivots to change a distance between the third pivot point and the fourth pivot point, the first pivot point facing the third pivot point in the up-down direction, the second pivot point sliding synchronously with the fourth pivot point.

11. A workbench assembly, comprising at least two workbenches as claimed in any one of claims 1 to 10, wherein the workbenches have width sliding mechanisms, the workbenches are arranged side by side in a spaced-apart manner, and the input end and the output end between two adjacent workbenches are arranged on the same side.

12. A table assembly, comprising:

at least one table with a width skid as defined in any one of claims 1 to 10 forming a first table;

and a table having a lifting mechanism as claimed in any one of claims 1 to 10, forming a second table;

the first working tables are arranged side by side in sequence at intervals to form a front section, and the input end and the output end between two adjacent first working tables are arranged on the same side;

the last first workbench and the second workbench of the front section are arranged side by side, and the input end and the output end between the first workbench and the second workbench are arranged at the same side.