CN114454127A

CN114454127A - Special type mobile workbench that opens and shuts

Info

Publication number: CN114454127A
Application number: CN202210091150.2A
Authority: CN
Inventors: 司宗青
Original assignee: Suzhou Hongyi Heavy Engineering Technology Co ltd
Current assignee: Suzhou Hongyi Heavy Engineering Technology Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-10
Anticipated expiration: 2042-01-26
Also published as: CN114454127B

Abstract

The invention discloses a special opening and closing movable workbench, which comprises: the back moving worktable body and the front moving worktable body are movably arranged on the worktable frame, the back moving worktable body and the front moving worktable body are provided with a first power part and a second power part, the first power part is used for driving the back moving worktable body and the front moving worktable body to move on the worktable frame in a reciprocating way, and the second power part is used for driving the front moving worktable body to move on the worktable frame in a reciprocating way relative to the back moving worktable body. The invention can save other most of equipment cost and manpower, and has reasonable structural design, beautiful appearance and low manufacturing cost; when the workpiece needs to be lifted, the special opening and closing movable workbench can be moved out of the right front of the host, so that the operation is spacious and convenient, and the production efficiency can be greatly improved; the invention has the advantages of simplicity, strong practicability, high reliability, convenient use, operation and maintenance, high synchronism between the rear moving worktable body and the front moving worktable body, convenient popularization and use and the like.

Description

Special type mobile workbench that opens and shuts

Technical Field

The invention relates to the technical field of engineering machinery, in particular to a special opening and closing movable workbench.

Background

At present, the press mounting, dismounting and the like of shaft parts of speed reducers, middle gears of vehicle gearboxes, bearings and shaft parts are carried out. Directly placing gears, bearings, shaft parts and the like on a common workbench for press mounting, dismounting and the like; or the opening and closing of the workbench adopt a manual bolt mode, and the workbench cannot be moved out of the main machine body (the workpiece is inconvenient to lift). The production efficiency is low, the safety is low, the energy consumption is high, the labor waste and the labor intensity of workers are high, and no digitalization is caused. Therefore, there is a need for a special folding mobile workbench that at least partially solves the problems of the prior art.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

To at least partially solve the above problems, the present invention provides a special opening and closing mobile workbench, comprising: the back removes the workstation body, preceding removal workstation body, the back removes the workstation body, preceding removal workstation body sets up at the workstation frame movably, be provided with first power portion, second power portion on the back removes the workstation body, first power portion is used for the drive the back removes the workstation body, preceding removal workstation body is in reciprocating motion on the workstation frame, second power portion is used for the drive preceding removal workstation body is relative the back removes the workstation body is in reciprocating motion on the workstation frame.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the first power part comprises a support, a base plate, a head ear ring oil cylinder and a connecting plate, the support is arranged in a working area and is positioned at the bottom of the rear movable workbench body, the base plate is arranged on the support, the head ear ring oil cylinder is arranged on the base plate, and the connecting plate is arranged at the bottom of the rear movable workbench body and is connected with the working end of the head ear ring oil cylinder.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the second power part comprises a hydraulic motor, a first lead screw and a second lead screw, the first lead screw and the second lead screw are respectively arranged at two ends of the rear movable workbench body and the front movable workbench body in a penetrating manner, the front movable workbench body is rotationally connected with the second lead screw, the hydraulic motor is arranged on the rear movable workbench body and is rotationally connected with the first lead screw, and the first lead screw is rotationally connected with the second lead screw.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the first lead screw is provided with the first chain wheel, and the chain is wound between the two first chain wheels.

The special opening and closing movable workbench according to the embodiment of the invention further comprises: the guide rod penetrates through the space between the rear moving worktable body and the front moving worktable body, the rear end of the guide rod is provided with a nut, and the front end of the guide rod is provided with a stop cover; the guide plate sets up the inboard of workstation frame, the bottom of back removal workstation body, preceding removal workstation body is provided with the guide slot, the guide plate is located in the guide slot.

According to the special opening and closing movable workbench provided by the embodiment of the invention, an inner guide mechanism is arranged in the rear movable workbench body, the inner guide mechanism comprises a vertical plate, a bearing seat, an inner guide shaft and a bearing, the vertical plate is connected with the outer side of the rear movable workbench body, the bearing seat is arranged at the bottom of the vertical plate, the bearing is arranged in the bearing seat, the inner guide shaft is arranged in the bearing, a shaft sleeve and a second chain wheel are arranged on the inner guide shaft, and the second chain wheel is rotationally connected with the chain.

According to the special opening and closing movable workbench provided by the embodiment of the invention, two ends of the rear movable workbench body are respectively provided with the spring floating mechanisms, each spring floating mechanism comprises a wheel, a wheel frame, a disc spring and a vertical guide rod, the wheel frame is arranged in the rear movable workbench body, the wheels are arranged at the bottom of the wheel frame and are positioned on the guide rails of the workbench frame, the vertical guide rods are arranged at the upper ends of the wheel frames, and the disc springs are sleeved on the vertical guide rods and abut against the upper ends of the wheel frames.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the spring floating mechanism further comprises a transverse shaft, a lower pressing cover, an upper pressing cover and a base plate, wherein the transverse shaft is arranged at the bottom of the wheel frame, the wheels are sleeved on the transverse shaft, the lower pressing cover is arranged on one side of the wheels, the upper pressing cover is arranged in an upper opening hole of the rear movable workbench body, the upper end of the vertical guide rod extends into the upper pressing cover, the two base plates are arranged and sleeved on the vertical guide rod, and the disc spring is positioned between the two base plates.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the hydraulic motor is rotationally connected with the first lead screw through the transmission assembly, the transmission assembly comprises an outer cylinder cover, two transmission cylinders and an inner fixing part, the outer cylinder cover is arranged on the rear movable workbench body, the hydraulic motor is arranged at the outer end of the outer cylinder cover, the two transmission cylinders and the inner fixing part are both arranged in the outer cylinder cover, the two transmission cylinders are respectively arranged at the working end of the hydraulic motor and the outer end of the first lead screw, the transmission cylinders are provided with the outer cylinders, the inner fixing part is arranged in the two outer cylinders, a dustproof sleeve is arranged between the two outer cylinders, the inner wall of each outer cylinder is provided with a plurality of first limiting grooves, the inner top surfaces of the first limiting grooves are provided with open grooves, and the inner fixing part is provided with a plurality of second limiting grooves, the second limiting groove is internally provided with a limiting mechanism, the limiting mechanism corresponds to the first limiting groove, the limiting mechanism comprises a limiting column, an inner core column, an outer barrel, a first spring and a first spring seat, the first spring seat is in screwed connection with the second limiting groove, the outer barrel is arranged on the first spring seat, the inner core column is arranged at the bottom of the limiting column and is inserted in the outer barrel, and the first spring sleeve is sleeved on the outer barrel and is abutted between the limiting column and the first spring seat, so that the limiting column extends to the first limiting groove.

According to the special opening and closing movable workbench provided by the embodiment of the invention, the inner fixing part comprises a first inner fixing barrel and a second inner fixing barrel in threaded connection with the first inner fixing barrel, the first inner fixing barrel and the second inner fixing barrel are both provided with the second limiting groove, the transmission barrel is provided with a plurality of antirust holes, antirust guide balls are arranged in the antirust holes and are rotationally connected with the inner peripheral ring of the outer barrel cover, the inner wall of the first inner fixing barrel facing the second inner fixing barrel is provided with a circumferential antirust liquid bin, the circumferential antirust liquid bin is communicated with the antirust guide balls, a liquid guide channel is arranged in the limiting column, the first inner fixing barrel is provided with a bin cap assembly corresponding to the circumferential antirust liquid bin, the bin cap assembly comprises a cap body, an upper jacking block, an upper jacking plate, a second spring and a second spring seat, the second spring seat is arranged in the circumferential antirust liquid bin, the second spring is arranged on the second spring seat, the upper top plate is arranged on the second spring, the upper top plate is arranged on the upper top plate, and the cap body is positioned in the liquid inlet hole of the first internal solid cylinder and is positioned on the upper top plate.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the invention provides a special opening and closing movable workbench, which comprises: a rear moving table body and a front moving table body; the special opening and closing movable workbench can save most of other equipment cost and manpower, and has reasonable structural design, attractive appearance and low manufacturing cost; when the workpiece needs to be lifted, the special opening and closing movable workbench can be moved out of the right front of the host, so that the operation is spacious and convenient, and the production efficiency can be greatly improved; the special opening and closing movable workbench has the advantages of simplicity, strong practicability, high reliability, convenience in use, operation and maintenance, manpower and material resources conservation, high synchronism between the rear movable workbench body and the front movable workbench body, convenience in popularization and use and the like.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the structure of the present invention.

Fig. 3 is a left side view of the structure of the present invention.

FIG. 4 is a schematic structural diagram of A-A in FIG. 2 according to the present invention.

FIG. 5 is a schematic structural diagram of B-B in FIG. 1 according to the present invention.

FIG. 6 is a schematic view of the structure of C-C in FIG. 1 according to the present invention.

Fig. 7 is a schematic structural view of the transmission assembly of the present invention.

Fig. 8 is a schematic structural view of the transmission cylinder of the present invention.

FIG. 9 is a schematic structural view of the inner fixing portion of the present invention.

Fig. 10 is a schematic view of the internal structure of the transmission cylinder of the present invention.

Fig. 11 is an enlarged view of portion D of fig. 10 according to the present invention.

Fig. 12 is an enlarged view of portion E of fig. 11 according to the present invention.

Fig. 13 is a schematic structural view of the transmission cylinder of the present invention.

FIG. 14 is a schematic view of the internal structure of the inner fixing portion of the present invention.

Fig. 15 is an enlarged view of portion F of fig. 14 according to the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1 to 6, the present invention provides a special opening and closing mobile workbench, comprising: after move the workstation body 1, preceding move the workstation body 2, after move the workstation body 1, preceding move the workstation body 2 and set up at the workstation 35 movably, after move and be provided with first power portion, second power portion on the workstation body 1, first power portion is used for the drive after move the workstation body 1, preceding move the workstation body 2 and be in reciprocating motion on the workstation 35, second power portion is used for the drive before move the workstation body 2 relatively after move the workstation body 1 on reciprocating motion 35.

The working principle and the beneficial effects of the technical scheme are as follows: the invention provides a special opening and closing movable workbench which comprises a rear movable workbench body 1 and a front movable workbench body 2, wherein the rear movable workbench body 1 and the front movable workbench body 2 are movably arranged on a workbench frame 35, the rear movable workbench body 1 is provided with a first power part and a second power part, the first power part and the second power part are hydraulically connected with an external power station system, and the rear movable workbench body 1 and the front movable workbench body 2 are driven by the first power part to simultaneously move on the workbench frame 35 in a reciprocating manner; the second power part is used for driving the front moving worktable body 2 to move on the working bench 35 in a reciprocating way, and the rear moving worktable body 1 does not move at the moment; therefore, when the special opening and closing movable working table is used, an operator can control the space between the rear movable working table body 1 and the front movable working table body 2, and further, a workpiece is arranged between the rear movable working table body 1 and the front movable working table body 2, so that the workpiece can be conveniently machined.

The special opening and closing movable workbench can save most of other equipment cost and manpower, and has reasonable structural design, attractive appearance and low manufacturing cost; when the workpiece needs to be lifted, the special opening and closing movable workbench can be moved out of the right front of the host, so that the operation is spacious and convenient, and the production efficiency can be greatly improved; the special opening and closing movable workbench has the advantages of simplicity, strong practicability, high reliability, convenience in use, operation and maintenance, manpower and material resources conservation, high synchronism between the rear movable workbench body 1 and the front movable workbench body 2, convenience in popularization and use and the like.

Wherein, the rear moving worktable body 1 and the front moving worktable body 2 are both of an integral box type welding structure and are annealed by heat treatment after welding. The whole machine structure design adopts computer optimization design, so that the machine has good strength and rigidity, and simultaneously, the appearance is attractive.

In one embodiment, the first power unit includes a bracket 14, a pad 15, a head ear ring cylinder 16 and a connecting plate 17, the bracket 14 is disposed in the working area and located at the bottom of the rear moving table body 1, the pad 15 is disposed on the bracket 14, the head ear ring cylinder 16 is disposed on the pad 15, and the connecting plate 17 is disposed at the bottom of the rear moving table body 1 and connected to the working end of the head ear ring cylinder 16.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of a first power part, the first power part of the structure is used for driving the rear moving worktable body 1 and the front moving worktable body 2 to integrally move on the worktable frame 35, specifically, the first power part comprises a bracket 14, a backing plate 15, a head ear ring oil cylinder 16 and a connecting plate 17, the bracket 14 is arranged in a working area and is positioned at the bottom of the rear moving worktable body 1, so that the bracket 14 does not influence the movement of the rear moving worktable body 1; the backing plate 15 is arranged on the bracket 14, the head earring oil cylinder 16 is arranged on the backing plate 15 in a flatwise manner, the working end of the head earring oil cylinder 16 is provided with the connecting plate 17, and the connecting plate 17 is fixedly connected with the bottom of the rear moving worktable body 1, so that the working end of the head earring oil cylinder 16 extends outwards to drive the rear moving worktable body 1 to move forwards on the worktable frame 35 synchronously with the front moving worktable body 2; when the working end of the head earring cylinder 16 is retracted inward, the rear moving table body 1 is driven to move backward on the working table frame 35 in synchronization with the front moving table body 2. The rear moving worktable body 1 and the front moving worktable body 2 can move synchronously through the first power part, so that the cost and labor of other most equipment can be saved, the structural design is reasonable, and the appearance is attractive; has the advantages of stability, reliability, low cost, easy maintenance, etc.

In one embodiment, the second power unit includes a hydraulic motor 11, a first lead screw 4 and a second lead screw 10, the first lead screw 4 and the second lead screw 10 are respectively inserted into two ends of the rear moving table body 1 and the front moving table body 2, the front moving table body 2 is rotatably connected to the second lead screw 10, the hydraulic motor 11 is disposed on the rear moving table body 1 and is rotatably connected to the first lead screw 4, and the first lead screw 4 is rotatably connected to the second lead screw 10.

The working principle and the beneficial effects of the technical scheme are as follows: in the embodiment, a specific structure of the second power part is provided, the second power part of the structure includes a hydraulic motor 11, a first lead screw 4 and a second lead screw 10, specifically, the first lead screw 4 and the second lead screw 10 are respectively disposed through two ends of the rear moving table body 1 and the front moving table body 2, for example, the first lead screw 4 passes through the right end of the rear moving table body 1 and extends to the right end of the front moving table body 2, the second lead screw 10 passes through the left end of the rear moving table body 1 and extends to the left end of the front moving table body 2, meanwhile, the front moving table body 2 is rotatably connected with the second lead screw 10, a nut 3 is mounted on the second lead screw 10, the nut 3 is fixed on the front moving table body 2, so when the hydraulic motor 11 drives the first lead screw 4 to rotate, the first lead screw 4 drives the second lead screw 10 to rotate, and further drives the front moving table body 2 to move on the working table 35 through the nut 3, close to the rear moving table body 1 or far from the rear moving table body 1. The front moving worktable body 2 can move on the working table frame 35 in a reciprocating way relative to the rear moving worktable body 1 through the second power part, so that unbalance loading between the two worktable bodies is avoided, and the synchronism is ensured.

In one embodiment, the first lead screw 4 is provided with a first chain wheel 7, and a chain 12 is wound between the two first chain wheels 7.

The working principle and the beneficial effects of the technical scheme are as follows: in the embodiment, the first lead screws 4 are provided with the first chain wheels 7, and here, the two first chain wheels 7 are wound with the chains 12, so that when the hydraulic motor 11 drives one of the first lead screws 4 to rotate, the other first lead screw 4 is driven by the first lead screw 4 through the chain 12 to rotate, and then the other first lead screw 4 drives the front moving table body 2 to move when rotating, so that the front moving table body 2 can be close to the rear moving table body 1 or far away from the rear moving table body 1.

In one embodiment, further comprising: the guide rod 19 is arranged between the rear moving worktable body 1 and the front moving worktable body 2 in a penetrating way, the rear end of the guide rod 19 is provided with a nut 18, and the front end of the guide rod 19 is provided with a stop cover 21; the deflector 13 sets up the inboard of workstation 35, the bottom of the back shift table body 1, the preceding shift table body 2 is provided with the guide slot, deflector 13 is located in the guide slot.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment also provides a guide rod 19 and a guide plate 13, wherein the guide rod 19 is arranged between the rear moving worktable body 1 and the front moving worktable body 2 in a penetrating way, the rear end of the guide rod 19 is provided with a nut 18, and the front end of the guide rod 19 is provided with a stop cover 21; the guide plate 13 is installed at the inner side of the working table frame 35, the guide grooves are formed in the bottoms of the rear moving working table body 1 and the front moving working table body 2, and the guide plate 13 is located in the guide grooves, so that the front moving working table body 2 can be more stably close to the rear moving working table body 1 or far away from the rear moving working table body 1 on the working table frame 35 through the guide rod 19 and the guide plate 13, the stress on the two sides of the rear moving working table body 1 and the front moving working table body 2 is uniform, the condition that the unbalance loading cannot occur between the rear moving working table body 1 and the front moving working table body 2 is guaranteed, and the synchronism is guaranteed.

In one embodiment, an inner guide mechanism is arranged in the rear moving table body 1, the inner guide mechanism includes a vertical plate 30, a bearing seat 31, an inner guide shaft 32 and a bearing 34, the vertical plate 30 is connected with the outer side of the rear moving table body 1, the bearing seat 31 is arranged at the bottom of the vertical plate 30, the bearing 34 is arranged in the bearing seat 31, the inner guide shaft 32 is arranged in the bearing 34, a shaft sleeve 33 and a second chain wheel are arranged on the inner guide shaft 32, and the second chain wheel is rotatably connected with the chain 12.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of an inner guide mechanism, the inner guide mechanism of the structure comprises a vertical plate 30, a bearing seat 31, an inner guide shaft 32 and a bearing 34, specifically, the vertical plate 30 is connected with the outer side of the rear moving worktable 1, the bearing seat 31 is installed at the bottom of the vertical plate 30, the bearing 34 is installed in the bearing seat 31, the inner guide shaft 32 is installed in the bearing 34, a shaft sleeve 33 and a second chain wheel are installed on the inner guide shaft 32, and the second chain wheel is rotatably connected with the chain 12, so the chain 12 drives the second chain wheel to rotate when rotating, and the chain 12 is supported by the second chain wheel, so that the stress on two sides inside the rear moving worktable 1 is uniform, and the unbalance loading between the rear moving worktable 1 and the front moving worktable 2 is ensured, and the synchronism is ensured.

In one embodiment, spring floating mechanisms are arranged at two ends of the rear moving table body 1, each spring floating mechanism comprises a wheel 24, a wheel frame 25, a disc spring 26 and a vertical guide rod 28, the wheel frame 25 is arranged in the rear moving table body 1, the wheel 24 is arranged at the bottom of the wheel frame 25 and is positioned on a guide rail 36 of a table frame 35, the vertical guide rod 28 is arranged at the upper end of the wheel frame 25, and the disc spring 26 is sleeved on the vertical guide rod 28 and abuts against the upper end of the wheel frame 25.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of a spring floating mechanism, wherein the spring floating mechanism is arranged at both ends of the rear moving worktable body 1, so that the rear moving worktable body 1 can move on the worktable frame 35, wherein the worktable frame 35 is provided with a guide rail 36, so that the spring floating mechanism can move on the guide rail 36, the spring floating mechanism comprises a wheel 24, a wheel frame 25, a disc spring 26 and a vertical guide rod 28, specifically, the wheel frame 25 is arranged in the rear moving worktable body 1, the wheel 24 is arranged at the bottom of the wheel frame 25 and is positioned on the guide rail 36 of the worktable frame 35, the vertical guide rod 28 is arranged at the upper end of the wheel frame 25, and the disc spring 26 is sleeved on the vertical guide rod 28 and abuts against the upper end of the wheel frame 25. When the rear moving worktable body 1 and the front moving worktable body 2 bear the pressure of the main cylinder, the disc spring 26 in the spring floating mechanism contracts, so that the wheel frame 25 can move upwards, the force is transmitted to the working table frame 35, and the wheels 24 can be effectively protected from being damaged by pressure; when the rear moving worktable body 1 and the front moving worktable body 2 are not pressed by the main cylinder, the rear moving worktable body 1, the front moving worktable body 2 and the working bench 35 have a separation distance of 3 mm; the wheels 24 are in direct contact with the guide rails 36, and meanwhile, a gap of 3 mm is formed between the upper end of the vertical guide rod 28 and the table surface of the rear moving worktable body 1, so that when the head lug oil cylinder 16 moves forwards or moves backwards into the main machine body, and under the assistance of the guide plates 13 on the two sides, the high-precision functions of the rear moving worktable body 1 and the front moving worktable body 2 are realized. The mechanism has the advantages of simplicity, strong practicability, stability, reliability, low manufacturing cost, easy maintenance and the like.

In one embodiment, the spring floating mechanism further includes a transverse shaft 22, a lower pressing cover 23, an upper pressing cover 29, and a backing plate 27, the transverse shaft 22 is disposed at the bottom of the wheel frame 25, the wheel 24 is sleeved on the transverse shaft 22, the lower pressing cover 23 is disposed at one side of the wheel 24, the upper pressing cover 29 is disposed in an upper opening of the rear shift stage body 1, the upper end of the vertical guide rod 28 extends into the upper pressing cover 29, two backing plates 27 are disposed and sleeved on the vertical guide rod 28, and the disc spring 26 is disposed between the two backing plates 27.

The working principle and the beneficial effects of the technical scheme are as follows: the spring floating mechanism in the embodiment further comprises a transverse shaft 22, a lower pressing cover 23, an upper pressing cover 29 and a base plate 27, specifically, the transverse shaft 22 is installed at the bottom of the wheel frame 25, the wheel 24 is sleeved on the transverse shaft 22, the lower pressing cover 23 is installed at one side of the wheel 24, so that the wheel 24 is fixed on the transverse shaft 22 through the lower pressing cover 23, and the transverse shaft 22 can rotate at the bottom of the wheel frame 25; the upper gland 29 is arranged in an upper opening of the rear moving worktable body 1, the upper end of the vertical guide rod 28 extends into the upper gland 29, and the vertical guide rod 28 can be better fixed through the upper gland; the backing plates 27 are arranged in two and sleeved on the vertical guide rod 28, the disc spring 26 is located between the two backing plates 27, and the disc spring 26 is fixed through the two backing plates 27, so that the disc spring 26 can better play a role in supporting and recovering, and the wheel 24 can be effectively protected from being crushed.

As shown in fig. 7 to fig. 15, in an embodiment, the hydraulic motor 11 is rotationally connected to the first lead screw 4 through a transmission assembly 40, the transmission assembly 40 includes an outer cylinder cover 400, two transmission cylinders 401, and an inner fixing portion 402, the outer cylinder cover 400 is disposed on the rear moving table body 1, the hydraulic motor 11 is disposed at an outer end of the outer cylinder cover 400, the two transmission cylinders 401 and the inner fixing portion 402 are both disposed in the outer cylinder cover 400, the two transmission cylinders 401 are disposed at a working end of the hydraulic motor 11 and at an outer end of the first lead screw 4, an extension cylinder 403 is disposed on the transmission cylinder 401, the inner fixing portion 402 is disposed in the two extension cylinders 403, a dust-proof sleeve 404 is disposed between the two extension cylinders 403, a plurality of first limiting grooves 405 are disposed on an inner wall of the extension cylinder 403, an inner top surface of the first limiting groove 405 is disposed, the inner fixing portion 402 is provided with a plurality of second limiting grooves 406, the second limiting grooves 406 are internally provided with limiting mechanisms, the limiting mechanisms correspond to the first limiting grooves 405, each limiting mechanism comprises a limiting column 407, an inner column 408, an outer cylinder 409, a first spring 410 and a first spring seat 411, the first spring seat 411 is screwed in the second limiting grooves 406, the outer cylinder 409 is arranged on the first spring seat 411, the inner column 408 is arranged at the bottom of the limiting column 407 and is inserted in the outer cylinder 409, the first spring 410 is sleeved on the outer cylinder 409 and abuts between the limiting column 407 and the first spring seat 411, and therefore the limiting column 407 extends into the first limiting grooves 405.

The working principle and the beneficial effects of the technical scheme are as follows: in this embodiment, the driving between the hydraulic motor 11 and the first lead screw 4 is realized through the transmission assembly 40, so that the hydraulic motor 11 can drive the first lead screw 4 to rotate, and meanwhile, the transmission assembly 40 has the characteristics of operation, assembly and maintenance, and is convenient for an operator to maintain the hydraulic motor 11 and the first lead screw 4;

specifically, the transmission assembly 40 includes an outer cylinder cover 400, two transmission cylinders 401, and an inner fixing portion 402, the outer cylinder cover 400 is fixedly mounted on the movable table body 1 for bearing the hydraulic motor 11, the working end of the hydraulic motor 11 and the outer end of the first lead screw 4 both extend into the outer cylinder cover 400, so that the two transmission cylinders 401 and the inner fixing portion 402 are also located in the outer cylinder cover 400, and the outer cylinder cover 400 also plays a role in protecting the two transmission cylinders 401 and the inner fixing portion 402; here, two driving cylinders 401 are respectively installed on the working end of the hydraulic motor 11 and the outer end of the first lead screw 4, an extension cylinder 403 is installed on the driving cylinder 401, an inner fixing portion 402 is installed in the two extension cylinders 403, a space is provided between the two extension cylinders 403, in order to prevent dust on the inner fixing portion 402, a dust-proof cover 404 is installed in the space between the two extension cylinders 403, and it can be understood that the dust-proof cover 404 has good elasticity so as to be conveniently opened; the inner wall of the extending barrel 403 is provided with a plurality of first limiting grooves 405, an open slot (not shown) is formed on the inner top surface of the first limiting groove 405, the inner fixing part 402 is provided with a plurality of second limiting grooves 406, and a limiting mechanism is arranged in the second limiting grooves 406;

the limiting mechanism comprises a limiting column 407, an inner core column 408, an outer cylinder 409, a first spring 410 and a first spring seat 411, specifically, the first spring seat 411 is screwed on the inner bottom surface of the second limiting groove 406, the outer cylinder 409 is installed on the first spring seat 411, the inner core column 408 is installed at the bottom of the limiting column 407 and is inserted into the outer cylinder 409, and the first spring 410 is sleeved on the outer cylinder 409 and abuts between the limiting column 407 and the first spring seat 411, so that the limiting column 407 extends into the first limiting groove 405, the limiting mechanism can be inserted into the first limiting groove 405, and then the two transmission cylinders 401 can rotate through the limiting mechanism on the inner fixing part 402, and the hydraulic motor 11 drives the first lead screw 4 to rotate; of course, an operator can press the limiting column 407 into the second limiting groove 406 through an open slot (not shown), so that the limiting column 407 moves into the second limiting groove 406, so that the inner fixing portion 402 is separated from the transmission cylinder 401 to repair the entire transmission assembly, and to maintain the hydraulic motor 11 and the first lead screw 4; it can be appreciated that the upper end of the position-limiting post 407 has a tapered slot 427 to facilitate the operator to use a tool to press the position-limiting post 407.

In one embodiment, the inner fixing portion 402 includes a first inner fixing tube 412, a second inner fixing tube 413 screwed with the first inner fixing tube 412, the first inner fixing tube 412 and the second inner fixing tube 413 are both provided with the second limiting groove 406, the transmission tube 401 is provided with a plurality of rust-proof holes 414, the rust-proof holes 414 are provided with rust-proof guide balls 415, the rust-proof guide balls 415 are rotatably connected with an inner circumferential ring 424 of the outer tube cover 400, the inner wall of the first inner fixing tube 412 facing the second inner fixing tube 413 is provided with a circumferential rust-proof liquid bin 416, the circumferential rust-proof liquid bin 416 is communicated with the rust-proof guide balls 415, the limiting column 407 is provided with a liquid guide passage 417, the first inner fixing tube 412 is provided with a bin cap assembly corresponding to the circumferential rust-proof liquid bin 416, the bin cap assembly includes a cap body 418, an upper top block 419, an upper top plate 420, a second spring 421 and a second spring seat 422, the second spring seat 422 is disposed in the circumferential antirust liquid tank 416, the second spring 421 is disposed on the second spring seat 422, the upper plate 420 is disposed on the second spring 421, the upper top block 419 is disposed on the upper plate 420, and the cap body 418 is disposed in the liquid inlet hole 423 of the first inner fixed cylinder 412 and on the upper top block 419.

The working principle and the beneficial effects of the technical scheme are as follows: in the embodiment, a specific structure of the inner fixing portion 42 is provided, the inner fixing portion 42 of the structure includes a first inner fixing cylinder 412 and a second inner fixing cylinder 413, where the first inner fixing cylinder 412 and the second inner fixing cylinder 413 are screwed, and the first inner fixing cylinder 412 and the second inner fixing cylinder 413 are both provided with the second limiting groove 406;

meanwhile, a plurality of rust-proof holes 414 are formed in the transmission cylinder 401, a rust-proof guide ball 415 is mounted in each rust-proof hole 414, and each rust-proof guide ball 415 is rotatably connected with an inner peripheral ring 424 of the outer cylinder cover 400; a circumferential antirust liquid bin 416 is formed in the inner wall, facing the second inner fixing barrel 413, of the first inner fixing barrel 412, the circumferential antirust liquid bin 416 is communicated with an antirust guide ball 415, it can be understood that a liquid guide channel 417 is formed in the limiting column 407, a first liquid conveying channel 425 is formed between the two second limiting grooves 406 and the circumferential antirust liquid bin 416, a second liquid conveying channel 426 is also formed in the transmission barrel 401, antirust liquid can enter the antirust hole 414 through the first liquid conveying channel 425, the liquid guide channel 417 and the second liquid conveying channel 426, and when the antirust guide ball 415 and the inner circumferential ring 424 rotate, the antirust liquid can be brought into the inner wall of the antirust hole 414 and the inner wall of the transmission barrel 401, so that the antirust phenomenon is avoided;

in order to facilitate the operator to introduce the antirust liquid into the circumferential antirust liquid bin 416, a bin cap assembly corresponding to the circumferential antirust liquid bin 416 is arranged on the first inner fixed cylinder 412 and comprises a cap body 418, an upper top plate 419, an upper top plate 420, a second spring 421 and a second spring seat 422, specifically, the second spring seat 422 is mounted in the circumferential antirust liquid bin 416, the second spring 421 is mounted on the second spring seat 422, the upper top plate 420 is mounted on the second spring 421, the upper top plate 419 is mounted on the upper top plate 420, the cap body 418 is located in the liquid inlet hole 423 of the first inner fixed cylinder 412 and located on the upper top plate 419, so that the operator presses the inverted-T-shaped cap body 418 into the circumferential antirust liquid bin 416 to expose the liquid inlet hole 423, the antirust liquid can be introduced into the circumferential antirust liquid bin 416 through the liquid inlet hole 423, and then the inverted-T-shaped cap body 418 is led into the upper top plate 419, the upper top plate 420, the circumferential antirust liquid bin 416, the antirust liquid outlet and the annular antirust liquid outlet 422 are connected with the upper top plate 420, The second spring 421 enters the liquid inlet hole 423 under the supporting action of the components, and the liquid inlet hole 423 is plugged to avoid leakage of the antirust liquid.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated 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 formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A special type mobile workbench that opens and shuts, its characterized in that includes: the back removes the workstation body (1), the preceding workstation body (2), the back removes the workstation body (1), the preceding workstation body (2) sets up at workstation frame (35) movably, be provided with first power portion, second power portion on the back removes the workstation body (1), first power portion is used for the drive the back removes the workstation body (1), the preceding workstation body (2) is in reciprocating motion on workstation frame (35), second power portion is used for the drive the preceding workstation body (2) is relative the back removes the workstation body (1) is in reciprocating motion on workstation frame (35).

2. A special opening and closing movable working table according to claim 1, wherein the first power part comprises a support (14), a backing plate (15), a head earring cylinder (16) and a connecting plate (17), the support (14) is arranged in a working area and is located at the bottom of the rear movable working table body (1), the backing plate (15) is arranged on the support (14), the head earring cylinder (16) is arranged on the backing plate (15), and the connecting plate (17) is arranged at the bottom of the rear movable working table body (1) and is connected with the working end of the head earring cylinder (16).

3. A special opening and closing movable workbench according to claim 1, wherein the second power part comprises a hydraulic motor (11), a first lead screw (4) and a second lead screw (10), the first lead screw (4) and the second lead screw (10) are respectively arranged at two ends of the rear movable workbench body (1) and the front movable workbench body (2) in a penetrating manner, the front movable workbench body (2) is rotatably connected with the second lead screw (10), the hydraulic motor (11) is arranged on the rear movable workbench body (1) and is rotatably connected with the first lead screw (4), and the first lead screw (4) is rotatably connected with the second lead screw (10).

4. A special opening and closing movable workbench according to claim 3, wherein a first chain wheel (7) is arranged on the first lead screw (4), and a chain (12) is wound between the two first chain wheels (7).

5. A specialty switching mobile workstation as claimed in claim 3 further comprising: the guide rod (19) penetrates between the rear moving worktable body (1) and the front moving worktable body (2), the rear end of the guide rod (19) is provided with a nut (18), and the front end of the guide rod (19) is provided with a blocking cover (21); the guide plate (13) is arranged on the inner side of the workbench frame (35), the bottom of the rear movable workbench body (1) and the bottom of the front movable workbench body (2) are provided with guide grooves, and the guide plate (13) is positioned in the guide grooves.

6. A special opening and closing movable workbench according to claim 4, wherein an inner guide mechanism is arranged in the rear movable workbench body (1), the inner guide mechanism comprises a vertical plate (30), a bearing seat (31), an inner guide shaft (32) and a bearing (34), the vertical plate (30) is connected with the outer side of the rear movable workbench body (1), the bearing seat (31) is arranged at the bottom of the vertical plate (30), the bearing (34) is arranged in the bearing seat (31), the inner guide shaft (32) is arranged in the bearing (34), a shaft sleeve (33) and a second chain wheel (37) are arranged on the inner guide shaft (32), and the second chain wheel is rotatably connected with the chain (12).

7. A specific opening and closing mobile workbench according to claim 4, wherein spring floating mechanisms are provided at both ends of said rear mobile workbench body (1), and comprise wheels (24), wheel frames (25), disc springs (26) and vertical guide rods (28), wherein said wheel frames (25) are provided in said rear mobile workbench body (1), the lower portions of said wheel frames (25) are slidably connected with said rear mobile workbench body (1), said wheels (24) are provided at the bottom of said wheel frames (25) and are located on the guide rails (36) of the workbench frame (35), said vertical guide rods (28) are provided at the upper ends of said wheel frames (25), and said disc springs (26) are sleeved on said vertical guide rods (28) and abut against the upper ends of said wheel frames (25).

8. A special opening-closing movable workbench according to claim 7, further comprising a transverse shaft (22), a lower pressing cover (23), an upper pressing cover (29) and a base plate (27), wherein the transverse shaft (22) is arranged at the bottom of the wheel frame (25), the wheels (24) are sleeved on the transverse shaft (22), the lower pressing cover (23) is arranged at one side of the wheels (24), the upper pressing cover (29) is arranged in the upper opening hole of the rear movable workbench body (1), the upper ends of the vertical guide rods (28) extend into the upper pressing cover (29), the base plates (27) are arranged in two numbers and sleeved on the vertical guide rods (28), and the disc spring (26) is arranged between the two base plates (27).

9. A special opening and closing mobile workbench according to claim 3, wherein the hydraulic motor (11) is rotatably connected with the first lead screw (4) through a transmission assembly (40), the transmission assembly (40) comprises an outer cylinder cover (400), two transmission cylinders (401) and an inner fixing part (402), the outer cylinder cover (400) is arranged on the rear mobile workbench body (1), the hydraulic motor (11) is arranged at the outer end of the outer cylinder cover (400), the two transmission cylinders (401) and the inner fixing part (402) are both arranged in the outer cylinder cover (400), the two transmission cylinders (401) are respectively arranged at the working end of the hydraulic motor (11) and the outer end of the first lead screw (4), the transmission cylinders (401) are provided with extension cylinders (403), the inner fixing part (402) is arranged in the two extension cylinders (403), a dustproof sleeve (404) is arranged between the two extending cylinders (403), a plurality of first limiting grooves (405) are formed in the inner walls of the extending cylinders (403), open grooves are formed in the inner top surfaces of the first limiting grooves (405), a plurality of second limiting grooves (406) are formed in the inner fixing portion (402), limiting mechanisms are arranged in the second limiting grooves (406) and correspond to the first limiting grooves (405), each limiting mechanism comprises a limiting column (407), an inner core column (408), an outer cylinder (409), a first spring (410) and a first spring seat (411), the first spring seat (411) is in threaded connection with the second limiting grooves (406), the outer cylinder (409) is arranged on the first spring seat (411), the inner core column (408) is arranged at the bottom of the limiting column (407) and is inserted into the outer cylinder (409), the first spring (410) is sleeved on the outer cylinder (409) and abutted between the limiting column (407) and the first spring seat (411), so that the limiting column (407) extends into the first limiting groove (405).

10. A special opening and closing movable workbench according to claim 9, wherein the inner fixing part (402) comprises a first inner fixing barrel (412) and a second inner fixing barrel (413) screwed with the first inner fixing barrel (412), the first inner fixing barrel (412) and the second inner fixing barrel (413) are respectively provided with the second limiting groove (406), the transmission barrel (401) is provided with a plurality of rust-proof holes (414), the rust-proof holes (414) are internally provided with a rust-proof guide ball (415), the rust-proof guide ball (415) is rotatably connected with the inner peripheral ring (424) of the outer barrel cover (400), the inner wall of the first inner fixing barrel (412) facing the second inner fixing barrel (413) is provided with a circumferential rust-proof liquid bin (416), the circumferential rust-proof liquid bin (416) is communicated with the rust-proof guide ball (415), the limiting column (407) is internally provided with a liquid guide channel (417), the first internal solid cylinder (412) is provided with a cabin cap assembly corresponding to the circumferential antirust liquid cabin (416), the cabin cap assembly comprises a cap body (418), an upper top block (419), an upper top plate (420), a second spring (421) and a second spring seat (422), the second spring seat (422) is arranged in the circumferential antirust liquid cabin (416), the second spring (421) is arranged on the second spring seat (422), the upper top plate (420) is arranged on the second spring (421), the upper top block (419) is arranged on the upper top plate (420), and the cap body (418) is located in a liquid inlet hole (423) of the first internal solid cylinder (412) and located on the upper top block (419).