CN109434801B

CN109434801B - Sand-blasting zinc-spraying robot moving mechanism and sand-blasting zinc-spraying equipment

Info

Publication number: CN109434801B
Application number: CN201811196774.0A
Authority: CN
Inventors: 薛海涛; 肖健锐; 夏春光; 马骁; 蒋继先
Original assignee: Stuaa Automation Qingdao Co ltd
Current assignee: Stuaa Automation Qingdao Co ltd
Priority date: 2018-10-15
Filing date: 2018-10-15
Publication date: 2022-02-22
Anticipated expiration: 2038-10-15
Also published as: CN109434801A

Abstract

The invention discloses a sand-blasting zinc-spraying robot moving mechanism and sand-blasting zinc-spraying equipment, which solve the technical problems of low efficiency and low quality of manual sand-blasting and zinc-spraying operation in the prior art. The sand-blasting zinc-spraying robot moving mechanism comprises a plurality of upright columns, a bearing beam is arranged through the upright columns, a transverse walking mechanism is arranged on the bearing beam, the sand-blasting zinc-spraying robot is installed on the transverse walking mechanism, the transverse walking mechanism comprises a driving mechanism, and the sand-blasting zinc-spraying robot moves back and forth along the bearing beam under the driving of the driving mechanism; still be provided with the shell through the stand, the shell sets up in order to cover actuating mechanism along the spandrel girder, and the inside isolation ward that forms of shell, actuating mechanism move in the isolation ward, and the shell blocks that outside debris gets into the isolation ward. The sand blasting and zinc spraying equipment comprises a sand blasting and zinc spraying robot and a moving mechanism of the sand blasting and zinc spraying robot. The invention obviously improves the operation efficiency and quality of sand blasting and zinc blasting, and reduces the labor intensity of workers.

Description

Sand-blasting zinc-spraying robot moving mechanism and sand-blasting zinc-spraying equipment

Technical Field

The invention relates to industrial robot equipment, in particular to a moving mechanism of a sand-blasting zinc-spraying robot. The invention also relates to a sand-blasting and zinc-spraying device.

Background

In a factory, some workpieces need to be subjected to surface sand blasting and zinc spraying treatment. The surface sand blasting is carried out on the workpiece, and is used for carrying out processing such as rust removal, oil removal, roughness increase and the like on the surface of the workpiece. The surface of the workpiece is sprayed with zinc, so that the antirust and anticorrosive effects of the workpiece are improved.

At present, sand blasting and zinc spraying processes in a factory are mainly manually completed, manual operation has various defects, firstly, manual efficiency is low, secondly, sand blasting and zinc spraying quality is difficult to guarantee, the two points are obvious to large-sized workpieces and workpieces with complex shapes, and thirdly, sand blasting and zinc spraying operation environments are severe and harm to human bodies is large.

Under the large trend of industrial 4.0 planning and industrial development, the automatic production line for sand blasting and zinc spraying replaces manual sand blasting and zinc spraying, and the popularization of the automatic production line for sand blasting and zinc spraying greatly improves the production efficiency and quality.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a sand-blasting and zinc-spraying robot moving mechanism which can drive a sand-blasting and zinc-spraying robot to move so as to automatically perform sand-blasting and zinc-spraying operations on a workpiece, so that the sand-blasting and zinc-spraying efficiency is obviously improved, the labor intensity of workers is reduced, the sand-blasting and zinc-spraying quality is improved, and the sand-blasting and zinc-spraying requirements of large-size and complex-shaped workpieces are met.

The invention also provides sand blasting and zinc spraying equipment which is provided with the sand blasting and zinc spraying robot and the moving mechanism of the sand blasting and zinc spraying robot.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the invention provides a sand-blasting zinc-spraying robot moving mechanism which comprises a plurality of upright columns, wherein bearing beams are arranged through the upright columns, a transverse walking mechanism is arranged on the bearing beams, a sand-blasting zinc-spraying robot is installed on the transverse walking mechanism, the transverse walking mechanism comprises a driving mechanism, and the sand-blasting zinc-spraying robot moves back and forth along the bearing beams under the driving of the driving mechanism;

the upright post is further provided with a shell, the shell is arranged along the bearing beam to cover the driving mechanism, an isolation chamber is formed inside the shell, the driving mechanism runs in the isolation chamber, and the shell prevents external sundries from entering the isolation chamber.

Optionally, every all install the supporting seat on the stand, the spandrel girder installation is fixed on the supporting seat, correspond on the spandrel girder be provided with the otic placode with the supporting seat is connected.

Optionally, a sliding channel is arranged below the shell and used for the transverse traveling mechanism to slide through, a soft shielding seal is arranged at the sliding channel, the two sides of the transverse traveling mechanism in the sliding direction are provided with a strutting assembly, and when the transverse traveling mechanism slides through, the strutting assembly firstly struts the soft shielding of the transverse traveling mechanism accessory.

Optionally, the soft barrier is made of rubber.

Optionally, the spreader assembly comprises one or two vertically arranged rollers.

Optionally, a linear guide rail is installed on the bearing beam, a sliding block is correspondingly installed on the transverse traveling mechanism, and the sliding block is buckled on the guide rail to support the transverse traveling mechanism to slide.

Optionally, a stroke limiting assembly is mounted at two ends of the bearing beam.

Optionally, the driving mechanism includes a motor, a speed reducer and a transmission mechanism, the transmission mechanism includes a gear and a rack, the rack is mounted on the bearing beam and is parallel to the guide rail, and the gear is mounted at an end of an output shaft of the speed reducer and is in meshing transmission with the rack.

Optionally, the gear is located on the opposite side of the rack from the zinc grit blasting robot, and the guide rail is mounted between the rack and the zinc grit blasting machine.

Optionally, a follower is installed at a lower portion of the transverse traveling mechanism, a roller is arranged in the follower, a rotation axis of the roller is in a vertical direction, a support plate is correspondingly arranged on the bearing beam, the roller abuts against the support plate to support the transverse traveling mechanism, and the roller rolls on the support plate along with movement of the transverse traveling mechanism.

Optionally, horizontal running gear still includes interior bedplate and outer bedplate, interior bedplate is located in the isolation chamber, outer bedplate is located outside the isolation chamber, interior bedplate and outer bedplate level set up, it is fixed to be connected through connecting plate and support between interior bedplate and the outer bedplate, the vertical setting of connecting plate, the upper end with interior bedplate is connected fixedly, the lower extreme with the support is connected fixedly, the support slope sets up, the upper end with outer bedplate is connected fixedly.

Optionally, the motor, the speed reducer and the sliding block are fixedly installed on the inner seat plate, and the sand-blasting zinc-spraying robot is fixedly installed on the outer seat plate.

Optionally, the speed reducer is fixedly mounted on the inner seat plate, and the motor is fixedly mounted on the speed reducer.

Optionally, an inner frame is further mounted on the upright, the inner frame includes a plurality of struts arranged in parallel, and the outer shell is mounted through the inner frame.

Optionally, cover plates are mounted at two ends of the housing, and the cover plates are opened to add lubricating grease to the driving mechanism.

Optionally, a drag chain mechanism is arranged in the isolation room, the drag chain mechanism moves along with the sliding of the transverse walking mechanism, and the transverse walking mechanism and the wiring of the sand blasting zinc spraying robot are arranged in the drag chain mechanism.

Optionally, install a plurality of tracheas on the spandrel girder, be provided with the venthole on the trachea, outside air pressure equipment is connected to the trachea, the trachea to blow in the isolation chamber, make keep the malleation in the isolation chamber.

The invention also provides sand blasting and zinc spraying equipment which comprises a sand blasting and zinc spraying robot and the sand blasting and zinc spraying robot moving mechanism.

Adopt the sandblast zinc-spraying robot moving mechanism that above-mentioned structure set up to have following advantage:

the moving mechanism of the sand-blasting zinc-spraying robot has a large-stroke transverse movement function, can realize automatic sand-blasting and zinc-spraying operations on workpieces, mainly realizes automatic sand-blasting and zinc-spraying treatment on large-size workpieces and workpieces with complex shapes, and can meet the requirements of customers on high quality, high efficiency and the like of sand-blasting and zinc-spraying.

The invention obviously improves the sand blasting and zinc spraying efficiency and reduces the labor intensity of workers.

Drawings

FIG. 1 is a top view of a sand blasting and zinc spraying apparatus in an embodiment of the invention;

FIG. 2 is a front view of a moving mechanism of a sand blasting and zinc spraying robot in the embodiment of the invention;

FIG. 3 is a left side view of a moving mechanism of a sand blasting and zinc spraying robot in an embodiment of the invention;

FIG. 4 is a top view of the moving mechanism of the sand-blasting and zinc-spraying robot in the embodiment of the invention;

FIG. 5 is a perspective view of a moving mechanism of a sand blasting and zinc spraying robot in an embodiment of the invention;

FIG. 6 is a front view of the lateral running mechanism in the embodiment of the present invention;

FIG. 7 is a perspective view of a lateral travel mechanism in an embodiment of the present invention;

FIG. 8 is a front view showing a state where the lateral running mechanism and the robot are combined in the embodiment of the present invention;

FIG. 9 is a perspective view showing a state where the traverse traveling mechanism and the robot are combined in the embodiment of the present invention;

FIG. 10 is a front view of a load beam in an embodiment of the present invention;

FIG. 11 is a perspective view of a load beam in an embodiment of the present invention;

FIG. 12 is an enlarged partial view of FIG. 11;

FIG. 13 is a perspective view (with the outer casing removed) of the lateral running mechanism in the embodiment of the present invention;

fig. 14 is a partially enlarged view of fig. 13.

In the figure: 1. a sand-blasting zinc-spraying robot moving mechanism; 2. a workpiece; 3. a sand-blasting zinc-spraying robot moving mechanism;

101. a column; 102. a housing; 103. a sand-blasting zinc-spraying robot; 104. a transverse traveling mechanism; 105. a spandrel girder; 106. a rack; 107. a guide rail; 108. a gear; 109. a slider; 110. an inner seat plate; 111. a speed reducer; 112. a motor; 113. a support; 114. an outer seat plate; 115. a distraction assembly; 116. an ear plate; 117. a stroke limiting component; 118. an air tube; 119. an inner frame; 120. a drag chain mechanism; 121. a cover plate; 122. a supporting seat; 123. a connecting plate; 124. a follower.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Example 1

As shown in fig. 2, 3, 4, and 5, which are embodiment 1 of the present invention, in this embodiment, a movement mechanism 1 of a sand-blasting and zinc-spraying robot is provided, which includes a plurality of columns 101, a bearing beam 105 is disposed through the columns 101, a transverse traveling mechanism 104 is disposed on the bearing beam 105, a sand-blasting and zinc-spraying robot 103 is mounted on the transverse traveling mechanism 104, the transverse traveling mechanism 104 includes a driving mechanism, and the sand-blasting and zinc-spraying robot 103 reciprocates along the bearing beam 105 under the driving of the driving mechanism.

The spandrel girder 105 bears the weight of the whole production line, and in the embodiment, the spandrel girder 105 is made of large-size rectangular steel pipes, so that the structural strength can meet the design requirement. The two ends of the bearing beam 105 are provided with end plates for sealing, and the end plates also play a certain role in structural reinforcement. The end plates may be welded to the ends of the load beam 105.

The spandrel girder 105 may also be made of H-shaped steel.

The spandrel girder 105 length is longer for the sandblast spouts zinc robot has the lateral movement function of large stroke, mainly realizes the automatic sandblast, spouts zinc processing to the great work piece of length direction, can satisfy the customer to the sandblast, spout zinc high quality, requirement such as efficient.

The upright column 101 can be made of rectangular steel pipes, can also be made of H-shaped steel, and can also be made of rectangular steel pipes and H-shaped steel. The bottom end of the upright column 101 can be provided with a base which is convenient to install and fix.

Because the sand blasting and zinc spraying operation environment is severe, dust and particles are dispersed in the air, in order to not influence the driving mechanism of the transverse traveling mechanism 104, the upright post 101 is further provided with the shell 102, the shell 102 is arranged along the bearing beam 105 to cover the driving mechanism, an isolation chamber is formed inside the shell 102, the driving mechanism runs in the isolation chamber, and the shell 102 prevents external impurities from entering the isolation chamber.

The shell 102 mainly prevents dust, particles and other impurities dispersed in the air and generated in the sand blasting or zinc spraying process from entering the inner cavity of the production line, and ensures the good operation of the driving mechanism.

In order to mount and fix the load-bearing beam 105, as shown in fig. 2 and fig. 3, each upright 101 is mounted with a support seat 122, the support seat 122 supports the load-bearing beam 105 in a cantilever state, the load-bearing beam 105 is mounted and fixed on the support seat 122, and the load-bearing beam 105 is correspondingly provided with an ear plate 116 connected with the support seat 122.

A plurality of groups of lug plates 116 are symmetrically arranged on two sides of the bottom of the bearing beam 105, and reinforcing ribs are arranged on the lug plates 116 to improve the structural strength. The distance of the ear plate 116 corresponds to the distance of the upright 101.

Specifically, the ear plate 116 is welded and fixed below the bearing beam 105, the supporting seat 122 is welded and fixed on the upright post 101, connecting holes are formed in the ear plate 116 and the supporting seat 122, and the fixed connection can be realized by installing bolts.

Because a part of the transverse traveling mechanism 104 is positioned in the isolation chamber, and a part of the transverse traveling mechanism 104 is positioned outside the isolation chamber, a sliding channel is arranged below the shell 102 for the transverse traveling mechanism 104 to slide through, a soft shielding closed sliding channel is arranged at the sliding channel, the two sides of the transverse traveling mechanism 104 in the sliding direction are provided with the strutting assemblies 115, and when the transverse traveling mechanism 104 slides through, the strutting assemblies 115 firstly strut the soft shielding of the accessories of the transverse traveling mechanism 104.

The soft shelter can be made of rubber and has an elastic deformation function.

The stretching assembly 115 comprises one or two vertically arranged rollers, the rollers can rotate around the axes of the rollers, friction can be reduced in the process of stretching the soft shielding, and the sliding of the transverse travelling mechanism 104 is ensured to be smooth.

As shown in fig. 6, 8, 10, 11 and 12, a linear guide 107 is mounted on the bearing beam 105, a slider 109 is correspondingly mounted on the transverse traveling mechanism 104, and the slider 109 is engaged with the guide 107 to support the transverse traveling mechanism 104 to slide.

In order to increase the support length, more than two sliders 109 may be provided on the traverse traveling mechanism 104.

As shown in fig. 11 and 12, stroke limiting assemblies 117 are mounted at both ends of the load beam 105 to limit the sliding stroke of the transverse traveling mechanism 104.

As shown in fig. 6, 7, 8 and 9, the driving mechanism includes a motor 112, a reducer 111 and a transmission mechanism, the transmission mechanism includes a gear 108 and a rack 106, the rack 106 is mounted on the bearing beam 105 and is arranged parallel to the guide rail 107, and the gear 108 is mounted at an end of an output shaft of the reducer 111 and is in meshing transmission with the rack 106.

Since the rack 106 is fixed on the bearing beam 105, the transverse traveling mechanism 104 can be driven to slide when the gear 106 rotates.

The gear 108 is positioned on the opposite side of the rack 106 from the sandblasting zinc-spraying robot 103, and the guide rail 107 is installed between the rack 106 and the sandblasting zinc-spraying machine, so that when the driving mechanism applies driving force, the internal and external forces of the transverse travelling mechanism 104 are relatively balanced.

A follower 124 is further installed at the lower part of the transverse traveling mechanism 104, a roller is arranged in the follower 124, the rotation axis of the roller is in the vertical direction, a support plate is correspondingly arranged on the bearing beam 105, the roller props against the support plate to support the transverse traveling mechanism 104, and along with the movement of the transverse traveling mechanism 104, the roller rolls on the support plate to always form a powerful support for the transverse traveling mechanism 104. The arrangement is to satisfy the gravity balance relationship of the transverse traveling mechanism 104, so that the transverse traveling mechanism 104 is not inclined due to the gravity center being close to the upper side and the outer side, and stable operation is ensured.

As shown in fig. 6, 7, 8 and 9, the transverse traveling mechanism 104 further includes an inner seat plate 110 and an outer seat plate 114, the inner seat plate 110 is located in the isolation chamber, the outer seat plate 114 is located outside the isolation chamber, the inner seat plate 110 and the outer seat plate 114 are horizontally arranged, the inner seat plate 110 and the outer seat plate 114 are fixedly connected through a connecting plate 123 and a support 113, the connecting plate 123 is vertically arranged, the upper end of the connecting plate is fixedly connected with the inner seat plate 110, the lower end of the connecting plate is fixedly connected with the support 113, the support 113 is obliquely arranged, and the upper end of the support is fixedly connected with the outer seat plate 114.

The support 113 supports the outer seat plate 114 in a cantilever state.

The inner seat plate 110, the connecting plate 123, the support 113 and the outer seat plate 114 are mainly made of steel plates, the inner seat plate, the connecting plate, the support 113 and the outer seat plate can be connected and fixed through combination of connecting holes and bolts or through welding, reinforcing ribs are arranged at necessary positions to improve structural strength, and the inner seat plate, the connecting plate 123, the support 113 and the outer seat plate 114 can be connected and fixed through combination of the connecting holes and the bolts and welding.

On the premise of not affecting the structural strength, the support 113 may be provided with lightening holes to lighten the weight of the transverse traveling mechanism 104.

The sliding part of the transverse traveling mechanism 104 in the sliding channel below the housing 102 is mainly the connecting plate 123, the thickness of the connecting plate 123 is relatively thin, so that the sliding channel is easily sealed, and the distraction assembly 115 is also arranged at two sides of the connecting plate 123.

The motor 112, the speed reducer 111 and the slide block 109 are fixedly arranged on the inner base plate 110, and the sand-blasting zinc-spraying robot 103 is fixedly arranged on the outer base plate 114.

In the embodiment, the motor 112 and the speed reducer 111 are vertically installed, the speed reducer 111 is installed and fixed on the inner seat plate 110, the motor 112 is installed and fixed on the speed reducer 111, and the output shaft of the speed reducer 111 is also vertically arranged.

As shown in fig. 13 and 14, an inner frame 119 is further mounted on the upright post 101, the inner frame 119 comprises a plurality of struts arranged in parallel, and the outer shell 102 is mounted through the inner frame. The inner frame 119 is welded and fixed to the column 101.

The struts are themselves tortuous and conform to the shape of the housing 102 so that the compartment formed thereby meets the sliding space requirements of the transverse running mechanism 104 without taking up a significant amount of space. The tripod is arranged at the end of the support rod connected with the upright column 101, so that the support strength of the support rod is improved.

The shell 102 is made of thin steel plate, so that the curved surface can be formed conveniently, connecting holes are formed in the support rod and the shell 102, and the support rod and the shell can be connected and fixed through bolts. The housing 102 is closed by a back plate provided on the side adjacent to the column 101.

As shown in fig. 2 and 3, cover plates 121 are attached to both ends of the housing 102, and opening the cover plates 121 allows grease to be added to the drive mechanism of the traverse mechanism 104 for routine maintenance.

As shown in fig. 13 and 14, a tow chain mechanism 120 is provided in the isolation chamber, the tow chain mechanism 120 moves along with the sliding of the transverse traveling mechanism 104, and the connections of the transverse traveling mechanism 104 and the sandblast and zinc-spray robot 103 are provided in the tow chain mechanism 120, and these connections mainly include a power line, a control line, a pneumatic line, a spray gun line, and the like.

As shown in fig. 12 and 14, in order to further improve the dustproof effect of the isolation chamber, a plurality of air pipes 118 are installed on the bearing beam 105, air outlets are formed in the air pipes 118, the air pipes 118 are connected with external air pressure equipment, and the air pipes 118 blow air into the isolation chamber to keep the isolation chamber at positive pressure. Therefore, impurities such as dust, particles and the like dispersed in the air can be effectively prevented from entering the isolation room.

The air tube 118 may be mounted and fixed by means of channel steel, which is welded and fixed to the side wall of the bearing beam 105.

When the transverse traveling mechanism 104 works, an operator selects operation programs corresponding to different workpieces at a control end, automatic control of sand blasting and zinc spraying of a production line is realized by the aid of the pre-programmed operation programs, the transverse traveling mechanism 104 moves according to the shapes of the workpieces, and after the workpieces are subjected to sand blasting and zinc spraying, the transverse traveling mechanism 104 slides to the end portion of the bearing beam 105 to wait for next work.

In addition, the sandblasting zinc-spraying robot moving mechanism 1 in the embodiment can also be used for operations such as paint spraying.

The sand blasting and zinc spraying robot 103 adopts an existing multi-axis robot, has a plurality of degrees of freedom and flexible operation, and can meet the sand blasting and zinc spraying requirements of workpieces with complex shapes by installing a spray gun device at the end part of an arm.

Example 2

As shown in fig. 1, embodiment 2 of the present invention provides a zinc sandblasting and spraying apparatus, which includes a zinc sandblasting and spraying robot 103, and further includes a zinc sandblasting and spraying robot moving mechanism 1 in embodiment 1 or embodiment 2.

Can set up two sets of sandblast relatively in the zinc equipment is spouted in the sandblast and spout zinc robot moving mechanism, two sets of sandblast spout zinc robot moving mechanism's structure is the same, spout zinc robot moving mechanism 1 and sandblast and spout zinc robot moving mechanism 3 as shown in figure 1 sandblast, the work piece 2 that needs to spout the sandblast, spout zinc passes through between zinc robot moving mechanism 1 and the sandblast spout zinc robot moving mechanism 3 from the sandblast.

Set up two sets of sandblast and spout zinc robot moving mechanism, can follow 2 both sides of work piece simultaneously and spout the sandblast, spout zinc operation, further improved the operating efficiency.

In this embodiment, the specific structure of the moving mechanism of the sand blast zinc spraying robot is the same as that in embodiment 1, and the description thereof will not be repeated.

The foregoing is merely a specific embodiment of the present invention, and other modifications and variations based on the above embodiments may be made by those skilled in the art in light of the above teachings. It should be understood by those skilled in the art that the foregoing detailed description is for the purpose of better explaining the present invention, and the scope of the present invention should be determined by the scope of the appended claims.

Claims

1. A moving mechanism of a sand-blasting zinc-spraying robot is characterized by comprising a plurality of upright columns, wherein bearing beams are arranged through the upright columns, transverse traveling mechanisms are arranged on the bearing beams, the sand-blasting zinc-spraying robot is installed on the transverse traveling mechanisms, each transverse traveling mechanism comprises a driving mechanism, and the sand-blasting zinc-spraying robot reciprocates along the bearing beams under the driving of the driving mechanisms;

the upright post is further provided with a shell, the shell is arranged along the bearing beam to cover the driving mechanism, an isolation chamber is formed inside the shell, the driving mechanism runs in the isolation chamber, and the shell prevents external sundries from entering the isolation chamber;

a sliding channel is arranged below the shell and is used for the transverse travelling mechanism to slide through, a soft shield is arranged at the sliding channel to seal the sliding channel, a spreading component is arranged on two sides of the transverse travelling mechanism in the sliding direction, and when the transverse travelling mechanism slides through, the spreading component firstly spreads the soft shield of the accessory of the transverse travelling mechanism;

the strutting assembly comprises one or two vertically arranged rolling shafts, the rolling shafts can rotate around the axes of the rolling shafts, friction can be reduced in the process of strutting the soft shielding, and the sliding of the transverse walking mechanism is ensured to be smooth.

2. The sand-blasting zinc-spraying robot moving mechanism according to claim 1, wherein a linear guide rail is mounted on the bearing beam, and a sliding block is correspondingly mounted on the transverse traveling mechanism, and the sliding block is buckled on the guide rail to support the transverse traveling mechanism to slide.

3. The sandblast zinc-spraying robot moving mechanism as claimed in claim 2, wherein said driving mechanism comprises a motor, a reducer and a transmission mechanism, said transmission mechanism comprises a gear and a rack, said rack is mounted on said bearing beam and is parallel to said guide rail, said gear is mounted on the end portion of output shaft of said reducer and is meshed with said rack for transmission.

4. The sandblast zinc-blasting robot movement mechanism of claim 3, wherein said gear is located on an opposite side of said rack from said sandblast zinc-blasting robot, said guide rail being mounted between said rack and said sandblast zinc-blasting robot;

the lower part of the transverse travelling mechanism is provided with a follower, a roller is arranged in the follower, the rotation axis of the roller is in the vertical direction, the bearing beam is correspondingly provided with a support plate, the roller props against the support plate to support the transverse travelling mechanism, and the roller rolls on the support plate along with the movement of the transverse travelling mechanism.

5. The robot moving mechanism for sandblasting and zinc spraying as claimed in claim 3, wherein the transverse traveling mechanism further comprises an inner seat plate and an outer seat plate, the inner seat plate is located in the isolation chamber, the outer seat plate is located outside the isolation chamber, the inner seat plate and the outer seat plate are horizontally arranged, the inner seat plate and the outer seat plate are fixedly connected through a connecting plate and a support, the connecting plate is vertically arranged, the upper end of the connecting plate is fixedly connected with the inner seat plate, the lower end of the connecting plate is fixedly connected with the support, the support is obliquely arranged, and the upper end of the support is fixedly connected with the outer seat plate.

6. The sand-blasting zinc-spraying robot moving mechanism according to claim 5, wherein the motor, the speed reducer and the sliding block are fixedly installed on the inner seat plate, and the sand-blasting zinc-spraying robot is fixedly installed on the outer seat plate.

7. The sandblast zinc-blasting robot moving mechanism as claimed in claim 1, wherein an inner frame is further mounted on said upright, said inner frame comprising a plurality of struts arranged in parallel with each other, said outer shell being mounted by said inner frame;

cover plates are arranged at two ends of the shell, and the cover plates are opened to add lubricating grease to the driving mechanism;

be provided with tow chain mechanism in the isolation chamber, tow chain mechanism is along with horizontal running gear's slip removes, horizontal running gear with the wiring setting of sandblast zinc-spraying robot is in the tow chain mechanism.

8. The sand-blasting zinc-spraying robot moving mechanism according to claim 1, wherein a plurality of air pipes are mounted on the bearing beam, air outlets are formed in the air pipes, the air pipes are connected with external air pressure equipment, and the air pipes blow air into the isolation chamber to keep positive pressure in the isolation chamber.

9. A sand-blasting zinc-spraying device is characterized by comprising a sand-blasting zinc-spraying robot and a sand-blasting zinc-spraying robot moving mechanism according to any one of claims 1 to 8.