CN114454127B

CN114454127B - Special opening and closing movable workbench

Info

Publication number: CN114454127B
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: 2022-12-13
Anticipated expiration: 2042-01-26
Also published as: CN114454127A

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 opening and closing movable workbench

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

A series of concepts in a simplified form are introduced in the summary section, which is described in further detail in the detailed description section. The 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 position between the rear moving worktable body and the front moving worktable body, a nut is arranged at the rear end of the guide rod, and a stop cover is arranged at the front end of the guide rod; 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 mobile workbench provided by the embodiment of the invention, the hydraulic motor is rotatably connected with the first lead screw through a 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 mobile 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 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 outer cylinders, the inner fixing part is arranged in the two outer cylinders, a dust-proof 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, the inner fixing part is provided with a plurality of second limiting grooves, limiting mechanisms are arranged in the second limiting grooves, the limiting mechanisms correspond to the first limiting grooves, the limiting mechanisms comprise limiting columns, inner cylinders, a core column, a first spring and a first spring seat, the first limiting columns are connected in a screwed in the second limiting grooves, the outer cylinder and the first spring seat, the first limiting columns are arranged on the outer cylinder, and the spring seat, and the first limiting columns are connected to the outer cylinder cover, and the spring seat, and the limiting mechanisms are arranged in the outer cylinder cover.

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 top plate, a second spring and a second spring seat, the second spring seat is arranged in the antirust liquid bin, the second spring is arranged on the second spring seat, the upper top plate is arranged on the cap body, and the spring seat is positioned in the inner fixing barrel and is positioned in the liquid inlet hole of the first inner fixing barrel.

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 isbase:Sub>A schematic diagram of the structure A-A of 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 the portion D in 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 view of the structure 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. 1-6, the present invention provides a special opening and closing movable table, comprising: back shift table body 1, preceding shift table body 2, back shift table body 1, preceding shift table body 2 are movable to be set up at work bench 35, be provided with first power portion, second power portion on the back shift table body 1, first power portion is used for the drive back shift table body 1, preceding shift table body 2 are in reciprocating motion on the work bench 35, second power portion is used for the drive preceding shift table body 2 is relative the back shift table body 1 is in reciprocating motion on the work bench 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 workbench is used, an operator can control the space between the rear movable workbench body 1 and the front movable workbench body 2, and further install a workpiece between the rear movable workbench body 1 and the front movable workbench body 2, so as to conveniently process the workpiece.

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 horizontally arranged on the backing plate 15, the working end of the head earring oil cylinder 16 is provided with a 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 synchronously move forwards on the worktable frame 35 and 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: the embodiment provides a specific structure of the second power portion, the second power portion of the structure includes a hydraulic motor 11, a first lead screw 4 and a second lead screw 10, specifically, here, the first lead screw 4 and the second lead screw 10 respectively penetrate through the rear moving table body 1 and both ends of the front moving table body 2, for example, the first lead screw 4 penetrates through the right end of the rear moving table body 1 and extends to the right end penetrating out of the front moving table body 2, the second lead screw 10 penetrates through the left end of the rear moving table body 1 and extends to the left end penetrating out 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 drive the front moving table body 2 to move on the working table 35 through the nut 3, and approach to the rear moving table body 1 or keep away from the rear moving table body 1. The front moving worktable body 2 can move on the working bench 35 in a reciprocating way relative to the rear moving worktable body 1 through the second power part, thereby ensuring that no unbalance loading occurs between the two worktable bodies and ensuring the synchronism.

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 blocking cover 21; the guide plate 13 is installed at the inner side of the working table frame 35, the guide groove is formed in the bottom 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 groove, 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 does not 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 internal guide mechanism, the internal guide mechanism of the structure comprises a vertical plate 30, a bearing seat 31, an internal guide shaft 32 and a bearing 34, specifically, the vertical plate 30 is connected with the outer side of a 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 internal guide shaft 32 is installed in the bearing 34, a shaft sleeve 33 and a second chain wheel are installed on the internal guide shaft 32, and the second chain wheel is rotatably connected with a chain 12, so the chain 12 also 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 condition that unbalance loading does not occur between the rear moving worktable 1 and a 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 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 moving table 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 located 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 two backing plates 27 are arranged and sleeved on the vertical guide rod 28, the disc spring 26 is positioned 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 15, in an embodiment, the hydraulic motor 11 is rotatably 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 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, the transmission cylinders 401 are disposed with outer cylinders 403, the inner fixing portion 402 is disposed in the two outer cylinders 403, a dust-proof sleeve 404 is disposed between the two outer cylinders 403, an inner wall of the transmission cylinders 403 is provided with a plurality of first limiting grooves 405, an inner top surface of the first limiting groove 405 is provided with a plurality of second limiting grooves 406, a second limiting mechanism 406 is disposed in the second limiting groove, the first limiting mechanism is inserted into the first limiting groove 411, an inner limiting column 411 is disposed in the inner limiting groove, the inner limiting column 411 is inserted into the first limiting column 411, the spring seat 410, and the spring seat 411 is disposed in the outer cylinder cover 410, the spring seat 410, the spring seat 411 is disposed in the spring seat, and the spring seat 410, and the spring seat, the spring seat 411 is disposed in the spring seat 411, and the spring seat, the spring seat 410.

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, and 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, it can be understood that the dust-proof cover 404 has good elasticity 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 whole transmission assembly, and 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 and a second inner fixing tube 413 screwed to 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 antirust holes 414, antirust guide balls 415 are arranged in the antirust holes 414, the antirust guide balls 415 are rotatably connected with an inner circumferential ring 424 of the outer tube cover 400, a circumferential antirust liquid bin 416 is arranged on an inner wall of the first inner fixing tube 412 facing the second inner fixing tube 413, the circumferential antirust liquid bin 416 is communicated with the antirust guide balls 415, a liquid guide passage 417 is arranged in the limiting column 407, a bin cap assembly corresponding to the circumferential antirust liquid bin 416 is arranged on the first inner fixing tube 412, 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 arranged on the upper top plate 420, the second spring seat 422 is arranged on the upper spring seat 420, the upper spring seat 422 is arranged on the upper spring seat 418, and the spring seat 418 is arranged on the upper spring seat 418, and the upper spring seat 418 is arranged on the inner spring seat 418, and the upper spring seat 418 is arranged on the upper spring seat 418.

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 the 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 introduction of the antirust liquid into the circumferential antirust liquid bin 416 by an operator, 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 block 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 block 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 block 419, so that the operator presses the inverted-T 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 the inverted-T cap body 418 enters the liquid inlet hole 423 under the supporting effect of the upper top block 419, the upper top plate 420, the second spring 421 and the like, and then blocks the liquid inlet hole 423 from leakage.

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, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting 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 according to specific situations by those of ordinary skill in the art.

While embodiments of the invention have been described above, it is not intended to be limited to the details shown, described and illustrated herein, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed, and to such extent that such modifications are readily available to those skilled in the art, and it is not intended to be limited to the details shown and described herein without departing from the general concept as 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 rear moving workbench body (1) and the front moving workbench body (2) are movably arranged on a workbench stand (35), the rear moving workbench body (1) and the front moving workbench body (2) are provided with a first power part and a second power part, the first power part is used for driving the rear moving workbench body (1) and the front moving workbench body (2) to reciprocate on the workbench stand (35), and the second power part is used for driving the front moving workbench body (2) to reciprocate on the workbench stand (35) relative to the rear moving workbench body (1);

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 moving worktable body (1) and the front moving worktable body (2) in a penetrating mode, the front moving worktable body (2) is rotatably connected with the second lead screw (10), the hydraulic motor (11) is arranged on the rear moving worktable 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);

hydraulic motor (11) through drive assembly (40) with first lead screw (4) rotate to be connected, drive assembly (40) include urceolus cover (400), two transmission section of thick bamboo (401), interior fixed part (402), urceolus cover (400) set up on the back removal workstation body (1), hydraulic motor (11) set up the outer end of urceolus cover (400), two transmission section of thick bamboo (401), interior fixed part (402) all set up in urceolus cover (400), two transmission section of thick bamboo (401) set up respectively on the work end of hydraulic motor (11) and the outer end of first lead screw (4), be provided with epitaxial section of thick bamboo (403) on transmission section of thick bamboo (401), interior fixed part (402) set up two in epitaxial section of thick bamboo (403) to be provided with dirt proof boot (404) between two epitaxial section of thick bamboo (403), the inner wall of epitaxial section of thick bamboo (403) sets up a plurality of first spacing groove (405), the top surface of first spacing groove (405) is provided with, fixed part (402) is provided with on the open slot (402) the second spacing post (406), spacing post (406) corresponds spacing mechanism (406), limiting mechanism (407), limiting mechanism (406) and inner core (406), limiting groove (406) are provided with second limiting groove (406, limiting groove (406) and limiting groove (406) are provided with second limiting groove (407) in the second limiting groove (406, limiting groove (406) are provided with the top surface, the outer barrel (409), the first spring (410) and the first spring seat (411) are arranged in the second limiting groove (406) in a threaded mode, the outer barrel (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 barrel (409), and the first spring (410) is sleeved on the outer barrel (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).

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

3. A special opening-closing mobile workbench according to claim 1, characterized in that first chain wheels (7) are provided on said first lead screw (4), and a chain (12) is provided between said two first chain wheels (7).

4. A special opening and closing mobile station according to claim 1, 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 working table frame (35), the bottom of the rear movable working table body (1) and the bottom of the front movable working table body (2) are provided with guide grooves, and the guide plate (13) is located in the guide grooves.

5. A special opening and closing movable workbench according to claim 3, 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).

6. A special opening and closing mobile workbench according to claim 3, wherein both ends of the rear mobile workbench body (1) are provided with spring floating mechanisms, 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 mobile workbench body (1), the lower part of the wheel frame (25) is connected with the rear mobile workbench body (1) in a sliding manner, the wheel (24) is arranged at the bottom of the wheel frame (25) and is positioned on a guide rail (36) of the workbench 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).

7. A special opening-closing movable workbench according to claim 6, wherein said spring floating mechanism further comprises a transverse shaft (22), a lower pressing cover (23), an upper pressing cover (29) and a backing plate (27), said transverse shaft (22) is arranged at the bottom of said wheel frame (25), said wheels (24) are sleeved on said transverse shaft (22), said lower pressing cover (23) is arranged at one side of said wheels (24), said upper pressing cover (29) is arranged in the upper opening of said rear movable workbench body (1), the upper ends of said vertical guide rods (28) extend into said upper pressing cover (29), said backing plate (27) is provided with two and sleeved on said vertical guide rods (28), and said disc spring (26) is located between two said backing plates (27).

8. The special opening and closing mobile workbench according to claim 1, wherein said inner fixing portion (402) comprises a first inner fixing barrel (412) and a second inner fixing barrel (413) screwed with said first inner fixing barrel (412), said first inner fixing barrel (412) and said second inner fixing barrel (413) are both provided with said second limiting groove (406), said driving barrel (401) is provided with a plurality of rust-proof holes (414), said rust-proof holes (414) are provided with rust-proof guide balls (415), said rust-proof guide balls (415) are rotatably connected with an inner peripheral ring (424) of said outer barrel cover (400), said first inner fixing barrel (412) is provided with a circumferential rust-proof liquid chamber (416) on an inner wall facing said second inner fixing barrel (413), said circumferential rust-proof liquid chamber (416) is communicated with said rust-proof guide balls (415), said limiting column (407) is provided with a liquid guide passage (417), said first inner fixing barrel (412) is provided with a rust-proof cap assembly (416) corresponding to said rust-proof liquid chamber (416), said circumferential rust-proof liquid chamber (416) is communicated with said rust-proof guide balls (415), said first inner fixing barrel (412) is provided with said rust-proof cap assembly (418), said second spring seat (422) comprises a second spring seat (422), said spring seat (422) and said second inner spring seat (422), and said spring seat (422) is provided with said spring seat, said second inner spring seat (422) and said spring seat, 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 positioned in the liquid inlet hole (423) of the first inner fixed cylinder (412) and on the upper top block (419).