CN217688326U

CN217688326U - Pressure testing device for pressure resistance detection of graphite electrode plate

Info

Publication number: CN217688326U
Application number: CN202221503678.8U
Authority: CN
Inventors: 黄建峰
Original assignee: Nantong Jinsanjiao Graphite Making Co ltd
Current assignee: Nantong Jinsanjiao Graphite Making Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-28
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a pressure testing device is used in withstand voltage detection of graphite electrode board, the connecting seat comprises a connecting seat, one side fixedly connected with support frame on connecting seat top, the top of connecting seat is provided with the workstation, the inside top fixedly connected with hydraulic cylinder of support frame. This pressure testing device for pressure-resistant detection of graphite electrode board is through being provided with the connecting plate, the bracing piece, pivot and servo motor, start servo motor, servo motor drives drive gear through the pivot and rotates, because one side fixedly connected with connecting plate of drive gear and rack mutually support and rack, so drive gear rotates and can drive the rack and drive the connecting plate and remove, thereby can make things convenient for the device to detect the graphite electrode board of different length, be provided with the bracing piece in the bottom of rack, the bracing piece can support the rack spacing prevent that the rack from bending at the during operation, the inconvenient position of adjusting the connecting plate of solution, the relatively poor problem of flexibility.

Description

Pressure testing device for pressure resistance detection of graphite electrode plate

Technical Field

The utility model relates to a graphite electrode board detects technical field, specifically is a pressure testing device is used in withstand voltage detection of graphite electrode board.

Background

The graphite electrode is a conductive material prepared by taking petroleum coke and pitch coke as aggregates and coal pitch as an adhesive through raw material calcination, crushing and grinding, batching, kneading, molding, roasting, impregnation, graphitization and machining, a pressure test device for detection is required to be used when the pressure resistance of the graphite electrode plate is detected before the graphite electrode plate is used, and the position of a connecting plate is inconvenient to adjust when the pressure test device for pressure resistance detection of the graphite electrode plate is used, so that the flexibility is poor; the graphite electrode plate cannot be effectively limited, and is easy to shift; the stability when the clamp plate goes up and down is relatively poor, and the use is inconvenient. Aiming at the problems, a pressure test device for pressure resistance detection of a graphite electrode plate is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure testing device is used in withstand voltage detection of graphite electrode board to propose the position of inconvenient regulation connecting plate in solving above-mentioned background art, the relatively poor problem of flexibility.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a pressure testing device for pressure-resistant detection of graphite electrode board, includes the connecting seat, one side fixedly connected with support frame on connecting seat top, the top of connecting seat is provided with the workstation, the inside top fixedly connected with hydraulic cylinder of support frame, the clamp plate is installed to hydraulic cylinder's bottom, the pressure sensors is installed to the one end of clamp plate, servo motor is installed to the inside one end of workstation, servo motor's output fixedly connected with pivot, the one end fixedly connected with drive gear of pivot, the inside both sides swing joint of workstation has the connecting plate, the bottom fixedly connected with rack of workstation one side, the bottom fixedly connected with bracing piece of rack.

Preferably, a tooth block is arranged outside the driving gear, a tooth groove is formed in the top end of the rack, and the driving gear and the rack are matched with each other.

Preferably, the top fixedly connected with protecting crust of connecting plate one side, the inside bottom fixedly connected with backup pad of protecting crust, one side swing joint on backup pad top has the threaded rod, the top fixedly connected with of threaded rod changes the handle, the outside of threaded rod is provided with the thread bush, one side fixedly connected with dead lever of thread bush, the bottom fixedly connected with limiting plate of dead lever, the spacing groove has been seted up to the inside opposite side of threaded rod.

Preferably, the other side of the thread bush slides in the limiting groove.

Preferably, the outside of threaded rod is provided with the external screw thread, the inside of thread bush is provided with the internal thread with external screw thread matched with, threaded rod and thread bush mutually support, the top of limiting plate is provided with the limiting plate.

Preferably, the two sides of the top end of the pressing plate are fixedly connected with limiting sleeve rods, the top end of each limiting sleeve rod is fixedly connected with a sliding plate, the two sides of the top end inside the workbench are fixedly connected with limiting sleeves, and the sliding plates are arranged on the two sides inside the limiting sleeves.

Preferably, the limiting sleeve is movably sleeved at the top end of the outside of the limiting sleeve rod, and the sliding plate slides in the limiting sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the pressure test device for the pressure resistance detection of the graphite electrode plate not only realizes the convenience for adjusting the position of the connecting plate, realizes the effective limit of the graphite electrode plate, but also realizes the stability of the loop bar pressing plate during lifting;

(1) The device is characterized in that the servo motor is started through the arrangement of the connecting plate, the driving gear, the rack, the supporting rod, the rotating shaft and the servo motor, the servo motor drives the driving gear to rotate through the rotating shaft, and the driving gear and the rack are matched with each other, and one side of the rack is fixedly connected with the connecting plate, so that the rack can be driven to drive the connecting plate to move through the rotation of the driving gear, the device can conveniently detect graphite electrode plates with different lengths, the supporting rod is arranged at the bottom end of the rack, and the supporting rod can support and limit the rack to prevent the rack from being bent during working;

(2) The graphite electrode plate is placed at the top end of the supporting plate, the rotating handle is rotated after the graphite electrode plate is placed, the rotating handle drives the threaded rod to rotate, and the threaded rod and the threaded sleeve are matched with each other, so that the threaded rod is rotated to enable the threaded sleeve to drive the fixing rod and the limiting plate to descend, the graphite electrode plate at the top end of the supporting plate is limited and fixed, and the graphite electrode plate can be prevented from shifting when being tested by limiting the graphite electrode plate;

(3) Through being provided with spacing loop bar, spacing sleeve, slide and spacing spout, hydraulic cylinder drives the clamp plate and descends and make the clamp plate extrude graphite electrode board, spacing loop bar can slide in spacing telescopic inside when the clamp plate descends, spacing loop bar slides in spacing telescopic inside can carry on spacingly to hydraulic cylinder and clamp plate, stability when improving the clamp plate and going up and down, top at spacing loop bar is provided with the slide, the slide can slide in the inside of spacing spout to can further improve the stability of clamp plate.

Drawings

Fig. 1 is a schematic view of the front view cross-sectional structure of the present invention.

Fig. 2 is a side view enlarged schematic structure diagram of the driving gear of the present invention.

Fig. 3 is an enlarged schematic view of the front section of the protective shell of the present invention.

Fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

In the figure: 1. a connecting seat; 2. a work table; 3. a support frame; 4. a connecting plate; 5. a pressure sensor; 6. a limiting sleeve rod; 7. a hydraulic cylinder; 8. a limiting sleeve; 9. pressing a plate; 10. a protective shell; 11. a support plate; 12. a drive gear; 13. a rack; 14. a support bar; 15. a rotating shaft; 16. a servo motor; 17. a limiting plate; 18. fixing the rod; 19. a threaded rod; 20. turning a handle; 21. a limiting groove; 22. a threaded sleeve; 23. a slide plate; 24. and a limiting sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, a pressure test device for pressure resistance detection of a graphite electrode plate comprises a connecting seat 1, a supporting frame 3 is fixedly connected to one side of the top end of the connecting seat 1, a workbench 2 is arranged at the top end of the connecting seat 1, a hydraulic oil cylinder 7 is fixedly connected to the top end of the interior of the supporting frame 3, a pressing plate 9 is installed at the bottom end of the hydraulic oil cylinder 7, a pressure sensor 5 is installed at one end of the pressing plate 9, a servo motor 16 is installed at one end of the interior of the workbench 2, a rotating shaft 15 is fixedly connected to the output end of the servo motor 16, a driving gear 12 is fixedly connected to one end of the rotating shaft 15, connecting plates 4 are movably connected to two sides of the interior of the workbench 2, a rack 13 is fixedly connected to the bottom end of one side of the workbench 2, and a supporting rod 14 is fixedly connected to the bottom end of the rack 13;

a tooth block is arranged outside the driving gear 12, a tooth groove is formed in the top end of the rack 13, and the driving gear 12 is matched with the rack 13;

specifically, as shown in fig. 1 and fig. 2, a servo motor 16 is started, the servo motor 16 drives a driving gear 12 to rotate through a rotating shaft 15, and since the driving gear 12 and a rack 13 are matched with each other and one side of the rack 13 is fixedly connected with a connecting plate 4, the driving gear 12 can drive the rack 13 to drive the connecting plate 4 to move, so that the device can conveniently detect graphite electrode plates with different lengths, a supporting rod 14 is arranged at the bottom end of the rack 13, and the supporting rod 14 can support and limit the rack 13 to prevent the rack 13 from being bent during working.

Example 2: the top end of one side of the connecting plate 4 is fixedly connected with a protective shell 10, the bottom end inside the protective shell 10 is fixedly connected with a supporting plate 11, one side of the top end of the supporting plate 11 is movably connected with a threaded rod 19, the top end of the threaded rod 19 is fixedly connected with a rotating handle 20, a threaded sleeve 22 is arranged outside the threaded rod 19, one side of the threaded sleeve 22 is fixedly connected with a fixed rod 18, the bottom end of the fixed rod 18 is fixedly connected with a limiting plate 17, the other side inside the threaded rod 19 is provided with a limiting groove 21, the other side of the threaded sleeve 22 slides inside the limiting groove 21, an external thread is arranged outside the threaded rod 19, an internal thread matched with the external thread is arranged inside the threaded sleeve 22, the threaded rod 19 and the threaded sleeve 22 are matched with each other, and the top end of the limiting plate 17 is provided with the limiting plate 17;

specifically, as shown in fig. 1 and 3, the graphite electrode plate is placed on the top end of the supporting plate 11, the rotating handle 20 is rotated after the placing, the rotating handle 20 drives the threaded rod 19 to rotate, and the threaded rod 19 and the threaded sleeve 22 are matched with each other, so that the threaded rod 19 can be rotated to enable the threaded sleeve 22 to drive the fixing rod 18 and the limiting plate 17 to descend, the graphite electrode plate on the top end of the supporting plate 11 is limited and fixed, and the graphite electrode plate can be prevented from being deviated when the graphite electrode plate is tested by limiting the graphite electrode plate.

Example 3: the two sides of the top end of the pressing plate 9 are fixedly connected with limiting sleeve rods 6, the top end of each limiting sleeve rod 6 is fixedly connected with a sliding plate 23, the two sides of the top end inside the workbench 2 are fixedly connected with limiting sleeves 8, the sliding plates 23 are arranged on the two sides inside the limiting sleeves 8, the limiting sleeves 8 are movably sleeved at the top ends outside the limiting sleeve rods 6, and the sliding plates 23 slide inside limiting sliding grooves 24;

specifically, as shown in fig. 1 and 4, hydraulic cylinder 7 drives clamp plate 9 to descend, so that clamp plate 9 extrudes the graphite electrode plate, when clamp plate 9 descends, limit loop bar 6 can slide in limit sleeve 8 to limit hydraulic cylinder 7 and clamp plate 9, stability when clamp plate 9 goes up and down is improved, top end of limit loop bar 6 is provided with slide plate 23, slide plate 23 can slide in limit chute 24, and therefore stability of clamp plate 9 can be further improved.

The working principle is as follows: the utility model discloses start servo motor 16 when using, servo motor 16 drives drive gear 12 through pivot 15 and rotates, because drive gear 12 and rack 13 mutually support and one side fixedly connected with connecting plate 4 of rack 13, so drive gear 12 rotates and to drive rack 13 and drive connecting plate 4 and remove, put the top of backup pad 11 to the graphite electrode board after removing suitable position connecting plate 4, rotate after putting and change 20, change 20 and drive threaded rod 19 and rotate, because threaded rod 19 and thread bush 22 mutually support, so rotate threaded rod 19 and can make thread bush 22 drive dead lever 18 and limiting plate 17 descend, graphite electrode board to backup pad 11 top carries out spacing fixed, start hydraulic cylinder 7 after fixing graphite electrode board, hydraulic cylinder 7 drives clamp plate 9 and descends and makes clamp plate 9 extrude the graphite electrode board, when clamp plate 9 descends, position sleeve 6 can slide in the inside of position sleeve 8, position sleeve 6 can carry out spacingly to hydraulic cylinder 7 and clamp plate 9 in the inside slip of position sleeve 8, stability when improving clamp plate 9 and go up and down, be provided with slide plate 23 on the top of position sleeve 6, when clamp plate 9 carries out graphite electrode board 5 and can bear withstand voltage induction pressure detection performance to graphite electrode board.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pressure testing device for pressure-resistant detection of graphite electrode board, includes connecting seat (1), its characterized in that: one side fixedly connected with support frame (3) on connecting seat (1) top, the top of connecting seat (1) is provided with workstation (2), inside top fixedly connected with hydraulic cylinder (7) of support frame (3), clamp plate (9) are installed to the bottom of hydraulic cylinder (7), pressure-sensitive inductor (5) are installed to the one end of clamp plate (9), servo motor (16) are installed to the inside one end of workstation (2), the output fixedly connected with pivot (15) of servo motor (16), the one end fixedly connected with drive gear (12) of pivot (15), the inside both sides swing joint of workstation (2) has connecting plate (4), bottom fixedly connected with rack (13) of workstation (2) one side, the bottom fixedly connected with bracing piece (14) of rack (13).

2. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 1, characterized in that: the outside of drive gear (12) is provided with the tooth piece, the top of rack (13) is provided with the tooth's socket, drive gear (12) and rack (13) are mutually supported.

3. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 1, characterized in that: the top fixedly connected with protecting crust (10) of connecting plate (4) one side, the inside bottom fixedly connected with backup pad (11) of protecting crust (10), one side swing joint on backup pad (11) top has threaded rod (19), the top fixedly connected with of threaded rod (19) changes handle (20), the outside of threaded rod (19) is provided with thread bush (22), one side fixedly connected with dead lever (18) of thread bush (22), the bottom fixedly connected with limiting plate (17) of dead lever (18), spacing groove (21) have been seted up to the inside opposite side of threaded rod (19).

4. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 3, characterized in that: the other side of the thread bushing (22) slides in the limiting groove (21).

5. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 3, characterized in that: the outside of threaded rod (19) is provided with the external screw thread, the inside of thread bush (22) is provided with the internal thread with external screw thread matched with, threaded rod (19) and thread bush (22) mutually support, the top of limiting plate (17) is provided with limiting plate (17).

6. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 1, characterized in that: both sides fixedly connected with stop collar pole (6) on clamp plate (9) top, the top fixedly connected with slide (23) of stop collar pole (6), both sides fixedly connected with stop sleeve (8) on the inside top of workstation (2), slide (23) have been seted up to the both sides of stop sleeve (8) inside.

7. The pressure test device for pressure resistance detection of the graphite electrode plate according to claim 6, characterized in that: the limiting sleeve (8) is movably sleeved at the top end of the outside of the limiting sleeve rod (6), and the sliding plate (23) slides in the limiting sliding groove (24).