CN217943077U

CN217943077U - Clamping device for cleaning surface of graphite electrode

Info

Publication number: CN217943077U
Application number: CN202221321047.4U
Authority: CN
Inventors: 郭顺山; 张涵
Original assignee: Shandong Xinshan Graphite Technology Co ltd
Current assignee: Shandong Xinshan Graphite Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-12-02
Anticipated expiration: 2032-05-30

Abstract

The utility model provides a clamping device for graphite electrode surface cleaning, comprises a workbench, press and hold mechanism and supporting mechanism, the workstation up end is located to the supporting mechanism, press and hold the mechanism and be equipped with two sets ofly and each press and hold the mechanism and include the bow member and press and hold the subassembly, each press the pressure of holding the mechanism and hold the subassembly and be equipped with two sets ofly and locate the supporting mechanism top through the bow member, the bow member both ends all are equipped with the cotter seat, the bow member is articulated with the workstation through one of them cotter seat, the bow member is through another cotter seat and workstation pin junction. The supporting mechanism supports the graphite electrode and enables the graphite electrode to rotate through friction force between contact surfaces, cleaning efficiency is improved, the graphite electrode is pressed by the pressing and holding mechanism in the cleaning process, slipping of the graphite electrode due to insufficient friction force is avoided, the graphite electrode is more stable, and rolling is not prone to occurring.

Description

Clamping device for cleaning surface of graphite electrode

Technical Field

The utility model belongs to the technical field of graphite electrode processing equipment, in particular to a clamping device for graphite electrode surface cleaning.

Background

The graphite electrode is made up by using petroleum coke and needle coke as raw material and coal pitch as binding agent through the processes of calcining, proportioning, kneading, pressing, roasting, graphitizing and machining, and is a conductor for heating and melting furnace charge by releasing electric energy in the form of electric arc in electric arc furnace. In the electric arc furnace, the graphite electrode is used for guiding current into the furnace, and high-temperature electric arc is generated between the graphite electrode and metal furnace charge in the furnace, so that the furnace charge is heated and melted.

In the production process of the graphite electrode, the surface of the product needs to be cleaned. If the graphite electrode needs to be subjected to an impregnation process to make up for pores in the product, a layer of asphalt is adhered to the surface of the impregnated product. For example, the graphite electrode has problems of humidity, oxidation, working abrasion and the like, so that graphite on the surface of the graphite electrode falls off, and if the graphite electrode is not cleaned in time, the working efficiency is possibly greatly reduced.

Therefore, a cleaning device is required to clean the surface layer of the graphite electrode. Clamping device's position is mostly invariable among the current cleaning device, can't adapt to the graphite electrode of different specifications. And the graphite electrode can not be well fixed, so that the slipping phenomenon is easy to occur, and the normal operation of cleaning work can not be ensured.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To the defect that points out in the background art, the utility model aims to provide a clamping device for graphite electrode surface cleaning to solve clamping device and compatible poor, the graphite electrode problem of easily skidding to graphite electrode.

In order to achieve the above object, the technical solution of the present invention is that:

the utility model provides a clamping device for graphite electrode surface cleaning, includes the workstation, presses and holds mechanism and supporting mechanism, the workstation up end is located to supporting mechanism, press and hold the mechanism and be equipped with two sets ofly and each press and hold the mechanism and include the arch-shaped frame and press and hold the subassembly, each press and hold the pressure of mechanism and hold the subassembly and be equipped with two sets ofly and locate the supporting mechanism top through the arch-shaped frame, the arch-shaped frame both ends all are equipped with the cotter seat, the arch-shaped frame is articulated with the workstation through one of them cotter seat, the arch-shaped frame is through another cotter seat and workstation pin junction.

As a preferred technical scheme, the supporting mechanism comprises a rotating roller and a driven roller which are positioned on the same horizontal plane, the workbench is provided with two groups of fixing seats which are distributed at intervals, the rotating roller is arranged between the two fixing seats through a bearing seat, one end of the rotating roller is provided with a transmission belt wheel, and the driven roller is connected with the workbench in a sliding mode through two groups of driving components.

As a preferred technical scheme, the workstation still is equipped with the supporting seat of two interclass interval distributions, the supporting seat sets up with the fixing base relatively, drive assembly includes the lead screw, lead screw front end and fixing base swing joint, lead screw rear end and supporting seat swing joint, the lead screw rear end extends to the supporting seat outside and is equipped with from the driven pulleys, the lead screw pole body is equipped with the nut seat, the nut seat is connected with the sliding seat and the lead screw passes the sliding seat, the driven rollers passes through bearing pedestal and establishes between two sliding seats.

As an optimal technical scheme, a sliding rail is arranged under the screw rod of the workbench, and the movable seat is connected with the sliding rail in a sliding manner.

As a preferable technical scheme, the rotating roller and the driven roller are both provided with rubber layers.

As a preferred technical scheme, the pressing and holding assembly is hinged with the arch frame and is connected with the arch frame through two groups of adjusting assemblies which are distributed up and down and used for adjusting the opening and closing angles of the pressing and holding assembly.

As a preferred technical scheme, the pressing and holding assembly comprises an upper connecting rod and a lower connecting rod, one end of the upper connecting rod is hinged to the arch frame, the other end of the upper connecting rod is provided with a central groove, a long round hole penetrating through the rod body and communicated with the central groove is formed in the outer side of the upper connecting rod, one end of the lower connecting rod is embedded in the central groove, the other end of the lower connecting rod is provided with a compression roller, the lower connecting rod is further provided with two groups of limiting columns, the limiting columns penetrate through the long round hole to be in threaded connection with the lower connecting rod, a spring is sleeved on the lower connecting rod, one end of the spring abuts against the compression roller, and the other end of the spring abuts against the upper connecting rod.

As a preferred technical scheme, the adjusting component comprises a threaded rod, one end of the threaded rod is hinged to the upper connecting rod, and the other end of the threaded rod penetrates through the arch frame and is in threaded connection with a rotating sleeve.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

1. the graphite electrode is supported by the rotating roller and the driven roller, and the graphite electrode rotates through the friction force between the contact surfaces while the rotating roller rotates, so that the cleaning efficiency is improved; the pressing and holding mechanisms are provided with two groups, each pressing and holding mechanism comprises an arch frame and a pressing and holding assembly, the graphite electrode is pressed by means of the pressing and holding assemblies, slipping of the graphite electrode due to insufficient friction force is avoided, the graphite electrode is more stable, and rolling is not easy to happen.

2. The driven roller is connected with the workbench in a sliding manner through a driving assembly and can move left and right so as to be compatible with graphite electrodes with different specifications; the pressing and holding component is hinged with the arch-shaped frame and is connected with the arch-shaped frame through two groups of adjusting components which are distributed up and down and used for adjusting the opening and closing angles of the pressing and holding component, so that graphite electrodes with different specifications are compatible.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the clamping device of the present invention.

Fig. 2 is a schematic structural view of the pressing assembly.

In the figure: 1. the device comprises a rotating roller, 2, a driving belt wheel, 3, a fixed seat, 4, a movable seat, 5, a sliding rail, 6, a lead screw, 7, a supporting seat, 8, a driving belt wheel, 9, a driven roller, 10, a driven belt wheel, 11, an arch frame, 12, a pressing component, 13, a shaft pin seat, 14, a threaded rod, 15, a rotating sleeve, 16, an upper connecting rod, 17, a long circular hole, 18, a lower connecting rod, 19, a limiting column, 20, a spring, 21 and a pressing roller.

Detailed Description

The features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention.

The directional terms appearing in the following description are directions shown in the drawings and do not limit the specific structure of the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as either a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

For solving the problem that clamping device is poor to graphite electrode compatibility, graphite electrode is very easily skidded, the utility model aims to provide a clamping device for graphite electrode surface cleaning. The clamping device comprises a workbench (not shown), a pressing mechanism and a supporting mechanism, wherein a first driving motor (not shown) and a second driving motor (not shown) are arranged on the workbench.

As shown in figure 1, the supporting mechanism for lifting the graphite electrode is arranged on the upper end surface of the workbench and comprises a rotating roller 1 and a driven roller 9 which are positioned on the same horizontal plane. The upper end face of workstation is equipped with two sets of interval distribution's fixing base 3, and live-rollers 1 establishes between two sets of fixing bases 3 through the bearing pedestal, and one of them one end of live-rollers 1 is equipped with driving pulley 2, and a driving motor passes through the belt and is connected the drive with driving pulley 2. The workstation still is equipped with two sets of interval distribution's supporting seat 7, and supporting seat 7 sets up with fixing base 3 relatively, and driven voller 9 is then through two sets of drive assembly and workstation sliding connection. The rotating roller 1 and the driven roller 9 are both provided with rubber layers, so that the friction force between the rotating roller and the graphite electrode is increased, and the graphite electrode is not easy to slip. The graphite electrode is supported and supported by the rotating roller 1 and the driven roller 9, the first driving motor drives the transmission belt wheel 2 to rotate through the belt, the graphite electrode rotates along with the transmission belt wheel under the action of friction force, and the surface layer of the graphite electrode can be cleaned through an external cleaning tool (such as a scraper, a scraper blade and the like). Because the cleaning tool is fixed, the graphite electrode as a machined part rotates, the cleaning efficiency is improved, and the quality of a finished product is also ensured.

As shown in fig. 1, the driving assembly includes a slide rail 5 and a lead screw 6. The slide rail 5 is provided on the upper end surface of the table and located right below the screw 6. The front end and the fixing base 3 swing joint of lead screw 6, the rear end and the supporting seat 7 swing joint of lead screw 6, the rear end of lead screw 6 extends to the supporting seat 7 outside and is provided with driven pulley 10. The body of the lead screw 6 is provided with a nut seat, the nut seat is connected with a movable seat 4, the lead screw 6 penetrates through the movable seat 4, the movable seat 4 is connected with a slide rail 5 in a sliding manner, and the driven roller 9 is arranged between the two groups of movable seats 4 through a bearing seat frame. The second driving motor is located in the middle of the two groups of screw rods 6, a driving belt wheel 8 with the diameter larger than that of the driven belt wheel 10 is arranged on a motor shaft, and the driving belt wheel 8 is connected with the driven belt wheels 10 on the two sides through a belt for driving. The second driving motor drives the driven belt wheel 10 to rotate through a belt, so that the lead screw 6 rotates synchronously, the movable seat 4 converts the rotary motion of the lead screw 6 into the linear motion of the movable seat 4, the driven roller 9 moves left and right, and the graphite electrodes are compatible with different specifications.

As shown in fig. 1 and 2, the pressing mechanism is provided with two sets, each pressing mechanism comprises an arch frame 11 and a pressing component 12, the pressing component 12 of each pressing mechanism is provided with two sets and is arranged above the supporting mechanism through the arch frame 11, two ends of the arch frame 11 are respectively provided with a pin seat 13, the arch frame 11 is hinged with the workbench through one pin seat 13, and the arch frame 11 is in pin connection with the workbench through the matching of the other pin seat 13 and a pin. The pressing component 12 is hinged with the arch frame 11 and is connected with the arch frame 11 through two groups of adjusting components which are distributed up and down and used for adjusting the opening and closing angles of the pressing component 12, so that graphite electrodes with different specifications are compatible.

As shown in fig. 2, the pressure holding assembly 12 includes an upper link 16 and a lower link 18. One end of the upper connecting rod 16 is hinged with the arch frame 11, the other end of the upper connecting rod 16 is provided with a central groove, and the outer side of the upper connecting rod 16 is provided with a long round hole 17 which penetrates through the rod body and is communicated with the central groove. One end of the lower connecting rod 18 is embedded in the central groove, the other end of the lower connecting rod 18 is provided with a press roller 21, the lower connecting rod 18 is further provided with two groups of limiting columns 19, and the limiting columns 19 penetrate through the long round holes 17 to be in threaded connection with the lower connecting rod 18. The lower connecting rod 18 is sleeved with a spring 20, one end of the spring 20 is abutted against the press roller 21, and the other end of the spring 20 is abutted against the upper connecting rod 16. The adjusting component comprises a threaded rod 14, one end of the threaded rod 14 is hinged with an upper connecting rod 16, and the other end of the threaded rod 14 penetrates through the arch frame 11 and is in threaded connection with a rotating sleeve 15. The principle is like a red wine bottle opener, when the rotary sleeve 15 is rotated and abuts against the arch frame 11, the threaded rod 14 is pulled out under the action of the thread force, the rotary sleeve 15 of the other threaded rod 14 is rotated reversely, the threaded rod 14 is moved downwards under the action of the thread force, and the angle of the pressing and holding component 12 is changed by rotating different rotary sleeves 15 so as to be suitable for graphite electrodes of different specifications.

According to the specification of the graphite electrode, the inclination angle of the pressing component 12 is estimated, and the threaded rod 14 is subjected to the action force of the threads to change the height by rotating different rotary sleeves 15, so that the angle of the pressing component 12 is changed. Second driving motor passes through the belt and drives driven pulley 10 rotatory for lead screw 6 synchronous revolution, sliding seat 4 changes the rotary motion of lead screw 6 into the linear motion of sliding seat 4, thereby makes driven voller 9 remove about, so that the graphite electrode of compatible different specifications. The graphite electrode is placed between the adjusted rotating roller 1 and the driven roller 9, the arch frame 11 is pulled to fold towards the workbench, the arch frame 11 is locked through the matching of the pin seat 13 and the pin, and the compression roller 21 is tightly propped against the upper side of the graphite electrode along with the compression of the spring 20 so as to avoid the jumping and slipping of the graphite electrode. First driving motor passes through the belt and drives driving pulley 2 rotatory, and the graphite electrode rotates thereupon under the effect of frictional force, can clear up the top layer of graphite electrode through external clearance instrument (like scraper, scraper blade etc.).

In accordance with the above embodiments of the present invention, the embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention and its various embodiments with various modifications as are suited to the particular use contemplated. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamping device for graphite electrode surface cleaning is characterized in that: including the workstation, press and hold mechanism and supporting mechanism, the workstation up end is located to supporting mechanism, press and hold the mechanism and be equipped with two sets ofly and each press and hold the mechanism and include bow member (11) and press and hold subassembly (12), each press and hold subassembly (12) of holding the mechanism and be equipped with two sets ofly and locate the supporting mechanism top through bow member (11), bow member (11) both ends all are equipped with cotter seat (13), bow member (11) are articulated with the workstation through one of them cotter seat (13), bow member (11) are through another cotter seat (13) and workstation pin junction.

2. The clamping device for graphite electrode surface cleaning according to claim 1, characterized in that: the supporting mechanism comprises a rotating roller (1) and a driven roller (9) which are located on the same horizontal plane, the workbench is provided with two groups of fixing seats (3) which are distributed at intervals, the rotating roller (1) is arranged between the two fixing seats (3) through a bearing seat frame, one end of the rotating roller (1) is provided with a transmission belt wheel (2), and the driven roller (9) is connected with the workbench in a sliding mode through two groups of driving assemblies.

3. The clamping device for graphite electrode surface cleaning according to claim 2, wherein: the workstation still is equipped with two sets of interval distribution's supporting seat (7), supporting seat (7) set up with fixing base (3) relatively, drive assembly includes lead screw (6), lead screw (6) front end and fixing base (3) swing joint, lead screw (6) rear end and supporting seat (7) swing joint, lead screw (6) rear end extends to supporting seat (7) outside and is equipped with from driving pulley (10), lead screw (6) pole body is equipped with the nut seat, the nut seat is connected with sliding seat (4) and lead screw (6) and passes sliding seat (4), driven voller (9) are established between two sliding seat (4) through bearing pedestal.

4. A clamping device for graphite electrode surface cleaning according to claim 3, characterized in that: the workbench is provided with a sliding rail (5) under the screw rod (6), and the movable seat (4) is connected with the sliding rail (5) in a sliding manner.

5. A clamping device for graphite electrode surface cleaning according to claim 3, characterized in that: the rotating roller (1) and the driven roller (9) are both provided with rubber layers.

6. The clamping device for graphite electrode surface cleaning according to claim 1, characterized in that: the pressing and holding component (12) is hinged with the arch frame (11) and is connected with the arch frame (11) through two groups of adjusting components which are distributed up and down and used for adjusting the opening and closing angles of the pressing and holding component (12).

7. The clamping device for graphite electrode surface cleaning according to claim 6, wherein: the pressing and holding assembly (12) comprises an upper connecting rod (16) and a lower connecting rod (18), one end of the upper connecting rod (16) is hinged to the arch frame (11), a central groove is formed in the other end of the upper connecting rod (16), a long round hole (17) which penetrates through the rod body and is communicated with the central groove is formed in the outer side of the upper connecting rod (16), one end of the lower connecting rod (18) is embedded in the central groove, a pressing roller (21) is arranged at the other end of the lower connecting rod (18), two groups of limiting columns (19) are further arranged on the lower connecting rod (18), the limiting columns (19) penetrate through the long round hole (17) and are in threaded connection with the lower connecting rod (18), a spring (20) is sleeved on the lower connecting rod (18), one end of the spring (20) is abutted to the pressing roller (21), and the other end of the spring (20) is abutted to the upper connecting rod (16).

8. The clamping device for graphite electrode surface cleaning according to claim 7, wherein: the adjusting component comprises a threaded rod (14), one end of the threaded rod (14) is hinged to the upper connecting rod (16), and the other end of the threaded rod (14) penetrates through the arch frame (11) and is in threaded connection with a rotating sleeve (15).