CN209158002U - A furnace barrel polishing mechanism - Google Patents

Abstract

The utility model discloses a furnace barrel polishing mechanism, which comprises a lifting platform, a fixed grinding and polishing head and a swinging grinding and polishing head, wherein the fixed grinding and polishing head and the swinging grinding and polishing head are mounted on the lifting platform The left and right sides of the machine; wherein, the fixed grinding and polishing head is horizontally and fixedly installed on one side of the lifting platform; the swinging grinding and polishing head is installed on the other side of the lifting platform through a swing arm, and is supported by a support The drive device drives at least a horizontal position and an upright position to oscillate. The furnace barrel polishing mechanism of the utility model is stable and reliable in structure and operation, is suitable for the processing of barrel type reaction furnaces, can avoid grinding dead corners, and can realize three processes of grinding, mechanical polishing and electrochemical polishing in one hoisting operation.

Description

A furnace barrel polishing mechanism

technical field

The utility model belongs to the technical field of polishing equipment, in particular to a furnace barrel polishing mechanism.

Background technique

At present, the production of polysilicon adopts reduction technology, which is completed in a reduction furnace. Trichlorosilane is reduced by hydrogen to form silicon and hydrogen chloride. In the process of reduction reaction, various impurities will be produced, especially carbon black, which is attached to the inner wall of the reduction furnace. Utilization; on the other hand, impurities such as carbon black will corrode the inner wall. Due to various problems in the production process, in order to improve production efficiency and reduce power consumption, after a period of production, it is necessary to grind and polish the inner cavity of the reduction furnace to restore the inner cavity of the reduction furnace to a smooth finish.

Conventionally, grinding and polishing the inner wall of the furnace is usually done manually, which is labor-intensive and time-consuming. The Chinese patent with the application number CN201110096759.0 (publication number CN102180468A) discloses "a polysilicon reduction furnace and an operation method for installing a mirror on the inner wall of the polysilicon reduction furnace", but this solution also has problems such as troublesome replacement and installation. With the development of the photovoltaic industry, some people have begun to try to develop automated equipment to grind and polish the inner cavity of the reduction furnace. The device for the inner surface of the furnace”, which proposes a more conceptual integrated device, which proposes a more conceptual integrated device, trying to replace manual maintenance processing, but in this device, the grinding head and polishing brush can only be moved up and down It can be used for grinding and polishing the side wall of the regular furnace tube, but the bottom of the arc furnace tube is difficult to reach, and the grinding head and polishing brush are difficult to reach, and it is easy to produce grinding dead angles, and manual supplementary grinding and polishing is required. , the grinding and polishing efficiency still needs to be improved.

In view of this, there is an urgent need to provide a device capable of fully automatic grinding and polishing of the furnace barrel, including the sidewall and the bottom, so as to solve the problem of using reduction furnaces in polysilicon production enterprises.

Utility model content

Therefore, in view of the low degree of automation of the furnace barrel polishing equipment in the prior art, and the technical problems of easy to produce grinding dead angles and low grinding and polishing efficiency, the purpose of this utility model is to provide a furnace barrel polishing mechanism, so as to realize that the furnace barrel includes a side surface. Both the wall and the curved bottom can be fully automatic grinding and polishing to improve the efficiency of grinding and polishing.

The furnace barrel polishing mechanism of the utility model comprises a lifting platform, a fixed grinding and polishing head and a swinging grinding and polishing head, and the fixed grinding and polishing head and the swinging grinding and polishing head are installed on the left and right sides of the lifting platform; Wherein, the fixed grinding and polishing head is horizontally and fixedly installed on one side of the lifting platform; the swinging grinding and polishing head is installed on the other side of the lifting platform through a swing arm, and is driven at least by a support driving device It oscillates within the range of a horizontal position and an upright position, and the swinging arc trajectory of the oscillating grinding and polishing head and the fixed grinding and polishing head are in the same vertical plane.

When using the furnace tube polishing mechanism of the utility model to process the furnace tube, the furnace tube polishing mechanism can be installed on the lifting mechanism, and the furnace tube to be processed can be buckled upside down on the rotary table. When working, the furnace barrel polishing mechanism is driven by the lifting mechanism to go down to the inside of the furnace barrel to be processed, and the rotary table can drive the furnace barrel to rotate, while the fixed grinding and polishing head and the swing grinding and polishing head are connected to the furnace barrel. The inner wall is in contact with it for grinding and polishing. Wherein, the swing grinding and polishing head can swing and be fixed in the range of horizontal position and vertical position under the driving of the support driving device, and can grind and polish the bottom of the arc-shaped furnace barrel to avoid grinding dead corners.

Preferably, the structure of the fixed grinding and polishing head and the swinging grinding and polishing head are basically the same, and each includes a mounting plate, a grinding wheel device and an auxiliary device, and the auxiliary device is used for spraying a working medium (such as a working medium) to the inner wall of the furnace drum Electrochemical polishing liquid) spray device or a waxing device for adding wax to the inner wall of the furnace drum during mechanical polishing, the grinding wheel device and the auxiliary device are installed on the mounting plate. When the rotary table drives the furnace barrel to be processed to rotate, the working heads of the fixed grinding and polishing head and the swing grinding and polishing head can both contact the inner wall of the furnace barrel, and the force directions cancel each other. No additional thrust is generated in the processing polysilicon reduction furnace.

For the auxiliary device, both the fixed grinding and polishing head and the swing grinding and polishing head can be equipped with a spray device, or both can be equipped with a waxing device, or one of them can be equipped with a spray device, and the other can be equipped with a waxing device. Wax device.

In some preferred embodiments of the present invention, a spray device is installed in the fixed grinding and polishing head, and a waxing device is installed in the swinging grinding and polishing head. A waxing device is provided on the swing grinding and polishing machine head for mechanical polishing and waxing, so that the effect of mechanical polishing is better, and it cooperates with the grinding wheel device to work during mechanical polishing; while the fixed grinding and polishing machine head The installed spray device can be used to spray electrochemical polishing liquid. After the mechanical grinding and polishing operations are completed, the swinging grinding and polishing head can swing up to stop the grinding and polishing work, and the fixed grinding and polishing head can spray the inner wall. Draining electrochemical polishing solution, further electrochemical polishing can be carried out.

Preferably, the grinding wheel device and the auxiliary device are mounted on the mounting plate through a telescopic oil cylinder and a guide device; the guide device includes a guide rod guide and a sliding member; the telescopic oil cylinder and the guide are both vertical It is fixed on the mounting plate, the sliding member is slidably fitted on the guide member, the grinding wheel device and the auxiliary device are respectively connected on both sides of the sliding member, and the output end of the telescopic oil cylinder is connected to the The grinding wheel device is connected. The telescopic oil cylinder can drive the sliding member to slide along the guide member together with the grinding wheel device and the auxiliary device, so as to ensure that the grinding wheel device is as close to the inner wall of the furnace barrel as possible during operation, and the auxiliary device can The device can also be moved to the ideal position for adding working medium. This design can effectively improve the effect and efficiency of grinding and polishing.

Regarding the guide device, the guide member and the sliding member can be designed as a combination of a guide rail and a sliding block, or other similar guide structures. In some preferred embodiments of the present invention, the guide member is a guide rod, and the sliding member is a sliding sleeve slidably fitted on the guide rod.

Preferably, the grinding wheel device includes a grinding wheel mounting plate, a grinding wheel disc, a rotating fixing seat and a grinding wheel driving motor, the grinding wheel mounting plate is erected and one side is connected with the output end of the telescopic oil cylinder and the sliding member, the The rotating fixed seat is installed on the other side of the grinding wheel mounting plate, the grinding wheel disk is installed on the rotating fixed seat through the grinding wheel rotating shaft, the grinding wheel driving motor is installed on the grinding wheel mounting plate and is connected with the grinding wheel through the belt Spindle drive connection. In actual work, according to the production needs, you can replace the grinding wheel with different specifications, first grind the inner wall of the reduction furnace, and then replace the grinding wheel to mechanically polish the inner wall of the reduction furnace.

Preferably, a cover plate is provided on the grinding wheel drive motor, and an arc-shaped dust hood is provided on the inner side of the grinding wheel disc (ie, on the side close to the mounting plate). The cover plate and the dust hood can prevent dust generated during grinding and polishing from falling on the grinding wheel drive motor and affecting its work. Further, the dust hood can be connected with an external vacuum cleaner through a pipe, so as to discharge the dust generated in the grinding and polishing process.

Preferably, the sprinkler device includes a sprinkler head mounting plate and a sprinkler head, the sprinkler head mounting plate is connected to the sliding sleeve and forms an angle with the sliding sleeve, and the sprinkler head is mounted on the sprinkler head mounting plate. The structure of the nozzle can be adjusted or replaced according to the working medium.

Preferably, the waxing device includes a waxing installation plate and a wax pushing assembly, the waxing installation plate is connected to the sliding sleeve, and the wax pushing assembly is fixed on the waxing installation plate. The wax pushing assembly is an air cylinder or other linear drive device, which is located on the same plane as the grinding wheel disc; a solid wax rod is arranged in the wax pushing assembly, and the wax pushing assembly is used to push the solid wax rod. Push in direct contact with the grinding wheel disc.

Further, the solid wax stick is generally cylindrical, and can be replaced with a new wax stick after being used up; when a vacuum hood is provided on the rear side of the grinding wheel disc, a wax injection hole is opened at the corresponding position of the vacuum hood, Driven by the wax pushing component, the solid wax stick can directly contact the grinding wheel through the wax injection hole; on the one hand, the grinding wheel used by the swing grinding and polishing head itself will directly stick to the wax, and at the same time, the grinding wheel The rotating motion will also throw the excess wax onto the inner wall of the reduction furnace, so that another grinding and polishing machine head can also perform polishing operations through the wax that sticks to the inner wall of the reduction furnace.

Preferably, the swing arm is U-shaped, the open ends of the swing arm are connected to the middle of the front and rear sides of the lifting platform through a rotating shaft, and the swinging side of the swing arm is folded back to the swing grinding and polishing head. of the mounting plate connection. Further, steps can be provided on the front and rear sides of the lifting platform, so as to facilitate the installation of the swing arm.

Regarding the support drive device, hydraulic drive equipment, cam mechanism, link mechanism, etc. can be selected, and the support and drive functions of the swing grinding and polishing head can be realized through reasonable and adaptive design.

Preferably, the support driving device includes a support arm and a swinging oil cylinder, the upper end of the support arm is connected to the bottom of the lifting platform and extends obliquely downward to the side of the swinging grinding and polishing machine head, and the fixed end of the swinging oil cylinder is It is hinged on the lower end of the support arm, and the output end of the upper part of the swing oil cylinder is hinged with the swing side of the swing arm.

The beneficial effects of the present utility model are:

1. In the furnace barrel polishing mechanism of the present invention, the fixed grinding and polishing machine head and the swinging grinding and polishing machine head can automatically grind and polish the rotating furnace barrel to be processed, and the swing grinding and polishing machine head therein. Driven by the support driving device, it can be swung and fixed within the range of the horizontal position and the vertical position, and the bottom of the arc-shaped furnace can be ground and polished, so as to effectively avoid the dead angle of grinding.

2. When the furnace barrel polishing mechanism of the present invention works, both the fixed grinding and polishing head and the working head (ie the grinding wheel disc) of the swing grinding and polishing head can contact the inner wall of the furnace barrel, and the directions of force are mutually offset, no additional thrust will be generated in the processing polysilicon reduction furnace.

3. Both the fixed grinding and polishing head and the swinging grinding and polishing head are provided with a grinding wheel device and an auxiliary device. The grinding wheel device is used for mechanically grinding the inner wall of the furnace barrel. Add working medium such as electrochemical polishing liquid or liquid wax to the inner wall. In actual work, the fixed grinding and polishing head and the oscillating grinding and polishing head can cooperate with each other, and a spray device and a waxing device can be installed on them to assist in adding the working medium, so that the working medium can be added to the machine in turn. Solid wax, electrochemical polishing liquid, etc. are added to the inner wall of the processed furnace barrel, and then three processes of grinding, mechanical polishing and electrochemical polishing can be completed in turn.

In a word, the furnace barrel polishing mechanism of the present invention adopts a stable and reliable structural design, can run smoothly and is easy to maintain. When the furnace tube polishing mechanism of the utility model is used to process the furnace tube, not only the operation is stable and reliable, the dead angle of grinding can be effectively avoided, but also three processes of grinding, mechanical polishing and electrochemical polishing can be completed in one hoisting operation, and the efficiency is high; In the process, the labor only needs to check and replace the grinding head in time, the automation degree of the equipment is high, and the labor intensity of the workers is greatly reduced.

Description of drawings

Fig. 1 is the overall structure schematic diagram of furnace barrel automatic polishing machine;

Fig. 2 is the three-dimensional schematic diagram of the working table of the furnace barrel automatic polishing machine;

Fig. 3 is the partial enlarged cross-sectional view of the working table of the furnace drum automatic polishing machine;

4 is a schematic diagram of the furnace barrel polishing mechanism of the present invention;

5 is a perspective view of a fixed grinding and polishing head of the present invention;

6 and 7 are schematic diagrams of the installation of the grinding wheel device for fixing the grinding and polishing head;

Fig. 8 is the three-dimensional schematic diagram of the oscillating grinding and polishing head of the present invention;

Fig. 9 is the working schematic diagram of the automatic furnace polishing machine.

reference number

The working table 1 includes a base 11, a support column 12, a rotary table 13, a lower support ring 131, a bearing inner steel ring 132, a rotary gear 133, a rotary steel ball 134, an upper support ring 135, a rotary drive device 14, a drive motor 141, Drive gear 142, lift base 15, linear guide 16, lift cylinder 17, furnace barrel polishing mechanism 18, lift platform 180, fixed grinding and polishing head 181, swing grinding and polishing head 182, swing arm 183, support arm 184, swing oil cylinder 185. Nozzle mounting plate 18-01, telescopic cylinder 18-04, guide device 18-05, dust hood 18-06, dust suction opening 18-06-01, dust suction pipe 18-06-02, rotary fixing seat 18 -07, grinding wheel drive motor 18-08, grinding wheel mounting plate 18-09, waxing mounting plate 18-10, wax push component 18-11, solid wax stick 18-12, wax injection hole 18-13, control fixing plate 19 ;

Auxiliary facilities 2, console 21, hydraulic station 22, electrospraying station 23.

Detailed ways

The present utility model will be further described below in conjunction with specific embodiments. It should be understood that the following examples are only used to illustrate the present invention and not to limit the scope of the present invention.

Example 1

FIG. 1 shows an automatic furnace polishing machine, which includes a working table 1 and ancillary facilities 2 .

As shown in Figures 1 and 2, the working machine 1 includes a base 11, a support column 12, a rotary table 13, a rotary drive device 14, a lifting guide mechanism (including 15-17, 19) and a preferred embodiment of the present utility model. Stove polishing mechanism 18.

Among them, the rotary table 13 is annular, and is used for holding the furnace tube to be processed. As shown in FIG. 3, the rotary table 13 includes a lower support ring 131, a bearing inner steel ring 132, a rotary gear 133 (with external teeth), a rotary steel ball 134 and an upper support ring 135, wherein the bearing inner steel ring 132, the rotary gear 133 and slewing steel balls 134 form a slewing bearing (a standard part). The lower support ring 131 is supported and fixed on the base 11 by the struts 12 , the bearing inner steel ring 132 is fixed on the lower support ring 131 , the rotary gear 133 is installed on the periphery of the bearing inner steel ring through the rotary steel ball 134 , and the upper support ring 135 is fixed on the rotary gear 133 Above; preferably, the upper support ring 135 is provided with a support structure matching the end face of the furnace drum, so as to facilitate the fixing and positioning of the furnace drum.

The rotary drive device 14 is used for driving the upper support ring 135 of the rotary table 13 to rotate horizontally. As shown in FIG. 3 , it is composed of a driving motor 141 and a driving gear 142 . The driving motor 141 is fixedly mounted on a support 12 ; the driving gear 142 is coaxially connected to the output shaft of the driving motor 141 and meshes with the rotary gear 133 . When the driving motor 141 is running, the rotary gear 133 and the upper support ring 135 can be driven to rotate in a horizontal plane through the driving gear 142 .

The lift guide mechanism includes a lift base 15 , a linear guide 16 , a lift cylinder 17 and a fixing plate 19 , as shown in FIGS. 1 and 2 . The lifting base 15 is fixed at the middle position of the base 11, the lifting cylinder 17 is vertically installed at the middle position of the lifting base 15, and the linear guide rails 16 are erected on the lifting base 15 and pass through the rotary table 13; the number of the linear guide rails 16 is four The roots are vertically distributed around the lifting cylinder 17 ; the tops of the four linear guides are connected and fixed by the fixing plate 19 , and the linear guides 16 are kept vertical and parallel to each other through the fixing plate 19 and the lifting base 15 .

The furnace barrel polishing mechanism 18 includes a lifting platform 180 , a fixed grinding and polishing head 181 and an oscillating grinding and polishing head 182 . As shown in FIG. 4 , the lifting platform 180 is slidably fitted on the linear guide rail 16 and the bottom is connected to the output end of the lifting cylinder 17, and the fixed grinding and polishing head 181 and the swinging grinding and polishing head 182 are installed on the left and right sides of the lifting platform 180; The fixed grinding and polishing head 181 is horizontally and fixedly installed on one side of the lifting platform 180; the swinging grinding and polishing head 182 is installed on the other side of the lifting platform 180 through the swing arm 183, and is supported by the driving device (including 184 and 185) The drive can swing at least in the range of the horizontal position and the vertical position, and the swinging arc trajectory of the oscillating grinding and polishing head 182 and the fixed grinding and polishing head 181 are in the same vertical plane.

When using the furnace tube full-automatic polishing machine of the present utility model to process the furnace tube, the furnace tube to be processed is buckled upside down on the rotary table 13, and the rotary table 13 can drive the furnace tube to rotate, while the grinding and polishing head 181 and the swinging head are fixed. The grinding and polishing head 182 is in contact with the inner wall of the furnace drum 3 to perform grinding and polishing. The oscillating grinding and polishing head 182 can swing and be fixed in the range of horizontal position and vertical position under the drive of the support driving device, and can grind and polish the bottom of the arc-shaped furnace barrel (see FIG. 9 ) to avoid grinding dead ends.

Taking the central axis of the rotary table 13 as a reference, when the swing grinding and polishing head 182 is in a horizontal position (as shown in FIG. 4 ), the swinging grinding and polishing head 182 is symmetrical with the fixed grinding and polishing head 181 . When the rotary table drives the furnace barrel to be processed to rotate, the working heads of the fixed grinding and polishing machine head and the swing grinding and polishing machine head can both contact the inner wall of the furnace barrel, and the directions of force are mutually offset, and the polysilicon to be processed will not be reduced. The furnace generates additional thrust.

The fixed grinding and polishing head 181 is shown in FIGS. 5-7 , and includes a mounting plate 18-01, a telescopic oil cylinder 18-04, a guide device 18-05, a grinding wheel device and a spray device (ie, an auxiliary device). Among them, the guide device 18-05 includes a guide member and a sliding member. Preferably, the guide member is two guide rods that are parallel up and down. Sliding sleeve on the rod. The telescopic oil cylinder 18-04 is installed in the mounting frame and is parallel to the two guide rods (see Figure 6), and the grinding wheel device and the auxiliary device are respectively connected on both sides of the sliding sleeve.

The grinding wheel device is used for grinding the inner wall of the furnace barrel, as shown in FIG. 7 , it includes a grinding wheel mounting plate 18-09, a grinding wheel disc 18-02, a rotating fixing seat 18-07 and a grinding wheel driving motor 18-08. The grinding wheel mounting plate 18-09 is erected and one side is connected with the output end of the telescopic oil cylinder 18-05 and the sliding sleeve at the same time. The rotating fixed seat 18-07 is installed on the other side of the grinding wheel mounting plate 18-09, and the grinding wheel disc 18-02 passes through The grinding wheel rotating shaft is installed on the rotating fixed seat 18-07, and the grinding wheel driving motor 18-08 is installed on the grinding wheel mounting plate 18-09 and is drivingly connected with the grinding wheel rotating shaft through a belt. In actual work, according to the production needs, you can replace the grinding wheel with different specifications, first grind the inner wall of the reduction furnace, and then replace the grinding wheel to mechanically polish the inner wall of the reduction furnace. Preferably, the grinding wheel drive motor 18-08 is provided with a cover plate, and the inner side of the grinding wheel disc 18-02 (ie, the side close to the mounting plate 18-01) is provided with an arc-shaped dust cover 18-06. The cover plate and the dust hood 18-06 can prevent the dust generated in the grinding and polishing process from falling on the grinding wheel drive motor 18-08 and affecting its work. Further, the vacuum hood 18-06 is provided with a vacuum opening 18-06-01, which can be connected to an external vacuum cleaner through a vacuum pipe 18-06-02 (see FIG. Generates dust discharge.

The sprinkler device includes a sprinkler head mounting plate 18-10 and a sprinkler head 18-03 (see Figure 5), the sprinkler head mounting plate 18-10 is connected with the sliding sleeve and forms an included angle with the sliding sleeve, and the sprinkler head 18-03 is installed on the sprinkler head mounting plate 18- 10 above. The spray device is mainly used to spray the working medium such as electrochemical polishing liquid to the inner wall of the furnace barrel, which can further carry out electrochemical polishing.

The main working structures of the oscillating grinding and polishing head 182 and the fixed grinding and polishing head 181 are basically the same. The difference is that the auxiliary device used is a waxing device. The wax pushing assembly 18-11, the wax adding mounting plate 18-10 is connected with the sliding sleeve, the wax pushing assembly 18-11 is fixed on the wax adding mounting plate 18-10, the wax pushing assembly 18-11 is a cylinder or other linear drive device, It is located on the same plane as the grinding wheel disc 18-02; a solid wax stick 18-12 is arranged in the wax push component 18-11, which is generally cylindrical, and can be replaced with a new wax stick when it is used up; 18-06 is provided with a wax injection hole 18-13, and the solid wax rod 18-12 can directly contact the grinding wheel disc 18-02 through the wax injection hole 18-13 under the drive of the wax push component 18-11; On the one hand, the grinding wheel disc 18-02 used by the swinging grinding and polishing head 182 itself will directly stick to the wax, and at the same time, the rotating motion of the grinding wheel disc 18-02 will also throw the excess wax onto the inner wall of the reduction furnace, so that the grinding and polishing head is fixed. The 181 can also be polished with wax that sticks to the inner wall of the reduction furnace.

When the output end of the telescopic oil cylinder 18-04 is telescopic, it can drive the grinding wheel mounting plate 18-09 to move, and then it can drive the associated grinding wheel device and spray device or waxing device to slide along the guide rod, which can ensure the grinding wheel device during actual work. The grinding wheel disc 18-02 is as close as possible to the inner wall of the furnace barrel during work, and the nozzle 18-03 of the spray device is also as close to the inner wall of the furnace barrel as possible, or the waxing device also moves with it, which can effectively improve the grinding and polishing efficiency. effectiveness and efficiency.

Regarding the installation of the swinging grinding and polishing machine head 182, the swinging arm 183 is U-shaped, and the open ends of the swinging arm 183 are connected to the middle of the front and rear sides of the lifting platform 180 through the rotating shaft. The mounting plate 18-01 of the head 182 is attached. Steps can be provided on the front and rear sides of the lifting platform 180 to facilitate the installation of the swing arm 183 . The support driving device includes a support arm 184 and a swing cylinder 185. As shown in FIG. 4, the upper end of the support arm 184 is connected to the bottom of the lifting platform 180 and extends obliquely downward to the side of the swing grinding and polishing head 182. The fixed end of the swing cylinder 185 is hinged Above the lower end of the support arm 184 , the output end of the upper part of the swing cylinder 185 is hinged with the swing side of the swing arm 183 .

The auxiliary facility 2 mainly includes a console 21 , a hydraulic station 22 and an electrospraying station 23 . The console 21 controls and monitors the work of the whole furnace barrel automatic polishing machine; the hydraulic station is used to provide hydraulic power to the hydraulic equipment (each oil cylinder) of the furnace barrel automatic polishing machine; the electro-spraying station 23 is used for spraying The device provides and recovers electrospray and provides reaction power.

9 is a schematic diagram showing the inner wall of the furnace drum 3 (polysilicon reduction furnace) to be processed by the furnace drum automatic polishing machine of the present invention. The table 13 is activated to drive the furnace drum 3 to rotate; then the lifting cylinder 17 is activated to drive the fixed grinding and polishing head 181 and the swinging grinding and polishing head 182 to extend into the inner cavity of the furnace drum 3, and the rotating grinding wheel discs 18-02 The inner wall of the furnace drum 3 is ground and polished. In actual work, the fixed grinding and polishing head 181 and the swinging grinding and polishing head 182 cooperate with each other. The grinding wheel 18-02 first grinds and polishes the inner wall of the furnace drum 3, and after grinding to a certain extent, the swing grinding and polishing head 182 can be controlled. The waxing device above is used to add wax and cooperate with the grinding wheel device to make the effect of mechanical polishing better; while the spray device set on the fixed grinding and polishing head 181 is mainly used to spray electrochemical polishing liquid, and it is used for mechanical polishing. After the operation is completed, the oscillating grinding and polishing head 182 can swing up to stop the grinding and polishing work, while the fixed grinding and polishing head 181 sprays the electrochemical polishing liquid on the inner wall, and further electrochemical polishing can be performed.

The furnace barrel of the utility model adopts a stable and reliable structural design for the fully automatic polishing machine processing furnace barrel, the equipment is reliable in operation, and the maintenance is simple. When using the furnace cylinder automatic polishing machine of the utility model to process the furnace cylinder, three processes of grinding, mechanical polishing and electrochemical polishing can be realized in one hoisting operation, and the efficiency is high; The automation degree of the equipment is high, and the labor intensity of workers is greatly reduced.

The preferred embodiments of the present invention have been specifically described above, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalents without departing from the invention of the present invention. Modifications or substitutions, these equivalent modifications or substitutions are all included within the scope defined by the claims of the present application.

Claims (10)

1. A furnace barrel polishing mechanism is characterized in that, it comprises a lifting platform, a fixed grinding and polishing head and a swinging grinding and polishing head, and the fixed grinding and polishing head and the swinging grinding and polishing head are installed on the lifting platform. The left and right sides of the platform; wherein, the fixed grinding and polishing head is horizontally and fixedly installed on one side of the lifting platform; the swinging grinding and polishing head is installed on the other side of the lifting platform through the swing arm, and passes through The support driving device is driven to swing at least in the range of the horizontal position and the vertical position, and the swinging arc trajectory of the oscillating grinding and polishing head and the fixed grinding and polishing head are in the same vertical plane. 2. The furnace barrel polishing mechanism according to claim 1, wherein the fixed grinding and polishing head and the oscillating grinding and polishing head each comprise a mounting plate, a grinding wheel device and an auxiliary device, and the auxiliary device is a The grinding wheel device and the auxiliary device are mounted on the mounting plate for a spray device for spraying working medium to the inner wall of the furnace drum or a waxing device for adding wax to the inner wall of the furnace drum during mechanical polishing. 3. The furnace barrel polishing mechanism according to claim 2, wherein the grinding wheel device and the auxiliary device are mounted on the mounting plate through a telescopic oil cylinder and a guide device; the guide device comprises a guide member and a sliding The telescopic oil cylinder and the guide member are both vertically fixed on the mounting plate, the sliding member is slidably fitted on the guide member, and the grinding wheel device and the auxiliary device are respectively connected to the sliding member On both sides of the telescopic oil cylinder, the output end of the telescopic oil cylinder is connected with the grinding wheel device. 4 . The furnace barrel polishing mechanism according to claim 3 , wherein the guide member is a guide rod, and the sliding member is a sliding sleeve slidably fitted on the guide rod. 5 . 5. The furnace barrel polishing mechanism according to claim 3, wherein the grinding wheel device comprises a grinding wheel mounting plate, a grinding wheel disc, a rotary fixing seat and a grinding wheel driving motor, and the grinding wheel mounting plate is erected and one side is connected to the other side. The output end of the telescopic oil cylinder is connected to the sliding member, the rotating fixed seat is installed on the other side of the grinding wheel mounting plate, the grinding wheel disk is installed on the rotating fixed seat through the grinding wheel rotating shaft, and the grinding wheel drives the motor It is mounted on the grinding wheel mounting plate and is drivingly connected with the grinding wheel shaft through a belt. 6 . The furnace barrel polishing mechanism according to claim 5 , wherein a cover plate is provided on the grinding wheel drive motor, and an arc-shaped dust hood is provided on the inner side of the grinding wheel disc. 7 . 7 . The furnace barrel polishing mechanism according to claim 4 , wherein the shower device comprises a shower head mounting plate and a shower head, and the shower head mounting plate is connected with the sliding sleeve and forms an included angle with the sliding sleeve. 8 . , the nozzle is mounted on the nozzle mounting plate. 8 . The furnace barrel polishing mechanism according to claim 4 , wherein the waxing device comprises a waxing mounting plate and a wax pushing assembly, the waxing mounting plate is connected with the sliding sleeve, and the wax pushing The assembly is fixed on the waxing mounting plate; the wax pushing assembly is a cylinder or other linear drive device, which is located on the same plane as the grinding wheel; a solid wax rod is arranged in the wax pushing assembly, and the The wax push assembly is used to push the solid wax stick to directly contact the grinding wheel disc. 9. The furnace barrel polishing mechanism according to any one of claims 2 to 8, wherein the swing arm is U-shaped, and the open ends of the swing arm are connected to the front and rear sides of the lifting platform through a rotating shaft In the middle of the swing arm, the folded swing side of the swing arm is connected to the mounting plate of the swing grinding and polishing head. 10 . The furnace barrel polishing mechanism according to claim 9 , wherein the support driving device comprises a support arm and a swinging oil cylinder, and the upper end of the support arm is connected to the bottom of the lifting platform and swings the grinding and polishing machine. 11 . The head side extends obliquely downward, the fixed end of the swinging oil cylinder is hinged on the lower end of the support arm, and the output end of the upper part of the swinging oil cylinder is hinged with the swinging side of the swinging arm.