Cutting device for sealing disc production

Abstract

The utility model provides a cutting device for sealing disc production, which comprises a working plate, a cutting driving assembly is arranged on the working plate, a tool bit replacing assembly is arranged on the cutting driving assembly, a cutting pad is arranged in the middle of the working plate, a clamping driving assembly is arranged on the upper portion of the working plate, and a cutting head replacing assembly is arranged on the clamping driving assembly. The clamping driving assembly is used for clamping the whole sealing disc and conveying the sealing disc forwards, and the tool bit replacing assembly is used for replacing cutting tools of different sizes. When the cutting knife needs to be replaced, the plug pin is pulled upwards, the lower end of the plug pin is not located in the circular through hole any more, then the rotating shell is driven to rotate, and the cutting knife is rapidly replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing disc production, in particular to a cutting device for sealing disc production. Background Art

[0002] Sealing discs are widely used in centrifugal pumps, compressors, vacuum pumps, mixers and ship propeller shaft seals, piston pumps, reciprocating compressors, refrigerator reciprocating shaft seals, and various valve stem rotary seals. During production, the sealing disc directly produces a whole sealing disc, which needs to be cut when stored. The Chinese patent with patent number CN219666829U discloses a cutting device for sealing disc production, which structure includes a base, a cutting table and a track groove are provided on the base, the cutting table is fixedly connected to the middle of the upper surface of the base, the track groove is located on both sides of the base, and a plurality of cutting grooves are provided inside the cutting table, the track groove is connected to a support frame through a slide plate, and the support frame is provided with a first hydraulic rod, a second hydraulic rod and an electric push rod, and the first hydraulic rod is fixedly connected to the middle of the top of the support frame.

[0003] However, in actual use, the cutting knife needs to be replaced for sealing disks of different sizes, and in the above-mentioned prior art, the output end of the first hydraulic rod is fixedly connected to the annular cutting knife. When the cutting groove needs to be replaced, the electric push rod first drives the rubber block to move upward, and then the support frame drives the slide plate to move inside the track groove, and then the appropriate annular cutting knife is replaced, and the position of the annular cutting knife and the cutting groove is adjusted, which makes it more troublesome to replace the cutting knife. Utility Model Content

[0004] The utility model aims to provide a cutting device for producing sealing discs to overcome the above problems or at least partially solve the above problems.

[0005] In order to achieve the above-mentioned purpose, the technical solution of the utility model is specifically implemented as follows:

[0006] The utility model provides a cutting device for sealing disc production, comprising a working plate, a cutting drive assembly is arranged on the working plate, a blade replacement assembly is arranged on the cutting drive assembly, a cutting pad is arranged in the middle of the working plate, a clamping drive assembly is arranged on the upper part of the working plate, the clamping drive assembly is used for clamping the entire sealing disc and transmitting it forward, and the blade replacement assembly is used for replacing cutting knives of different sizes.

[0007] As a further solution of the utility model, the cutting drive assembly includes a gantry arranged on the working plate, a first hydraulic cylinder is provided in the middle of the gantry, and a connecting block is provided on the lower output end of the first hydraulic cylinder.

[0008] As a further solution of the utility model, the cutter head replacement assembly includes a connecting column arranged on the connecting block, four circular through holes are opened on the connecting column, the angle between the four circular through holes is 90°, a rotating shell is provided on the connecting column through a bearing sleeve, a circular mounting groove is opened on the connecting column, a latch is movably provided inside the circular mounting groove, one end of the latch is adapted to the circular through hole, four connecting rods are provided on the rotating shell, the angle between the four connecting rods is 90°, and one of the connecting rods is parallel to the latch.

[0009] As a further solution of the utility model, a spring is sleeved on the latch, and the lower end of the spring is connected to the inner wall of the circular installation groove.

[0010] As a further solution of the utility model, each of the connecting rods is provided with a cutting knife, and the four cutting knives have different sizes. When the first hydraulic cylinder drives the cutting knife to the bottom end, the cutting knife fits tightly against the cutting pad.

[0011] As a further solution of the utility model, the working plate is relatively provided with sliding grooves, and the clamping drive assembly includes a lower clamping block movably arranged inside the sliding groove, the lower clamping block is provided with a bolt, the bolt is sleeved with an upper clamping block, the bolt is threaded with an auxiliary nut, and the auxiliary nut and the upper clamping block are fitted with each other.

[0012] As a further solution of the utility model, a second hydraulic cylinder is provided in the middle of the lower surface of the working plate, a cross bar is provided at the output end of the second hydraulic cylinder, and both ends of the cross bar are connected to the lower wall of the lower clamping block.

[0013] The utility model provides a cutting device for producing sealing discs, which has the following beneficial effects:

[0014] 1. When the cutting blade needs to be replaced, pull the latch upward so that the lower end of the latch is no longer located inside the circular through hole, and then drive the rotating shell to rotate. When the rotating shell rotates 90°, the latch returns to another circular through hole under the action of the spring, completing the quick replacement of the cutting blade. According to actual needs, the rotating shell can be rotated 90°, 180° or 270°, and finally the cutting blades of different sizes can be quickly replaced, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the top structure of the utility model.

[0018] Figure 3 For this utility model Figure 1 Enlarged view of point B in the middle.

[0019] Figure 4 For this utility model Figure 2 Cross-sectional view at AA in the middle.

[0020] Figure 5 For the utility model Figure 4 Enlarged view of point C in the middle.

[0021] In the figure: 1, working plate; 2, cutting drive assembly; 3, blade replacement assembly; 4, cutting pad; 5, clamping drive assembly; 201, gantry; 202, first hydraulic cylinder; 203, connecting block; 301, connecting column; 302, circular through hole; 303, rotating shell; 304, latch; 305, spring; 306, connecting lever; 307, cutting knife; 501, lower clamping block; 502, bolt; 503, upper clamping block; 504, auxiliary nut; 505, second hydraulic cylinder; 506, cross bar. DETAILED DESCRIPTION

[0022] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0023] See also Figure 1-5 A cutting device for sealing disc production provided by an embodiment of the utility model comprises a working plate 1, a cutting drive assembly 2 is provided on the working plate 1, a blade replacement assembly 3 is provided on the cutting drive assembly 2, a cutting pad 4 is provided in the middle of the working plate 1, a clamping drive assembly 5 is provided on the upper part of the working plate 1, the clamping drive assembly 5 is used to clamp the entire sealing disc and transmit it forward, and the blade replacement assembly 3 is used to replace cutting knives of different sizes.

[0024] In actual use, the cutting blade 307 of different sizes can be quickly replaced through the blade replacement assembly 3, so that the utility model can quickly replace the cutting blade 307.

[0025] Furthermore, the cutting drive assembly 2 includes a gantry 201 arranged on the working plate 1, a first hydraulic cylinder 202 is provided in the middle of the gantry 201, and a connecting block 203 is provided on the lower output end of the first hydraulic cylinder 202. In actual use, the first hydraulic cylinder 202 drives the connecting block 203 vertically downward to drive the blade replacement assembly 3 to cut the sealing disk.

[0026] Furthermore, the cutter head replacement assembly 3 includes a connecting column 301 arranged on the connecting block 203, and four circular through holes 302 are opened on the connecting column 301, and the angle between the four circular through holes 302 is 90°. A rotating shell 303 is provided on the connecting column 301 through a bearing sleeve, and a circular mounting groove is opened on the connecting column 301. A latch 304 is movably provided inside the circular mounting groove, and one end of the latch 304 is adapted to the circular through hole 302. Four connecting rods 306 are provided on the rotating shell 303, and the angle between the four connecting rods 306 is 90°. One of the connecting rods 306 is parallel to the latch 304, and a spring 305 is sleeved on the latch 304, and the lower end of the spring 305 is connected to the inner wall of the circular mounting groove. Each connecting rod 306 is provided with a cutting knife 307, and the four cutting knives 307 have different sizes. When the first hydraulic cylinder 202 drives the cutting knife 307 to the bottom, the cutting knife 307 fits tightly with the cutting pad 4.

[0027] In actual use, when the cutting knife 307 needs to be replaced, the pin 304 is pulled upward so that the lower end of the pin 304 is no longer located inside the circular through hole 302, and then the rotating shell 303 is driven to rotate. When the rotating shell 303 rotates 90°, the pin 304 returns to another circular through hole 302 under the action of the spring 305, and the cutting knife 307 is quickly replaced. According to actual needs, the rotating shell 303 can be rotated 90°, 180° or 270° to finally replace the cutting knives 307 of different sizes.

[0028] Furthermore, a slide groove is relatively opened on the working plate 1, and the clamping drive assembly 5 includes a lower clamping block 501 movably arranged inside the slide groove, a bolt 502 is arranged on the lower clamping block 501, an upper clamping block 503 is sleeved on the bolt 502, an auxiliary nut 504 is threadedly connected to the bolt 502, and the auxiliary nut 504 and the upper clamping block 503 are fitted with each other, and a second hydraulic cylinder 505 is arranged in the middle of the lower surface of the working plate 1, and a cross bar 506 is arranged at the output end of the second hydraulic cylinder 505, and the two ends of the cross bar 506 are provided. The end is connected to the lower wall of the lower clamping block 501. In actual use, one end of the entire sealing disk is placed between the lower clamping block 501 and the upper clamping block 503, and the auxiliary nut 504 is rotated. The auxiliary nut 504 squeezes the upper clamping block 503, and cooperates with the lower clamping block 501 to fully clamp the entire sealing disk. Then the output end of the second hydraulic cylinder 505 drives the cross bar 506 to slide forward, and the cross bar 506 drives the lower clamping block 501 to slide forward, thereby driving the entire sealing disk to move forward and cooperate to complete the cutting of the sealing disk.

[0029] During use, the utility model first places one end of the entire sealing disk between the lower clamping block 501 and the upper clamping block 503, rotates the auxiliary nut 504, and the auxiliary nut 504 squeezes the upper clamping block 503, cooperates with the lower clamping block 501 to fully clamp the entire sealing disk, and then the output end of the second hydraulic cylinder 505 drives the cross bar 506 to slide forward, and the cross bar 506 drives the lower clamping block 501 to slide forward, so as to drive the entire sealing disk to move forward, and then according to actual needs, when the cutting knife 307 needs to be replaced, the latch 304 is pulled upwards so that The lower end of the pin 304 is no longer located inside the circular through hole 302, and then the rotating shell 303 is driven to rotate. When the rotating shell 303 rotates 90°, the pin 304 returns to the other circular through hole 302 under the action of the spring 305, completing the quick replacement of the cutting knife 307. According to actual needs, the rotating shell 303 is selected to rotate 90°, 180° or 270°, and finally the cutting knives 307 of different sizes are replaced. The first hydraulic cylinder 202 drives the connecting block 203 vertically downward to drive the tool head replacement component 3 to cut the sealing disk.

[0030] The above are only embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included within the scope of the claims of the present application.

Claims

1. A cutting device for producing sealing discs, comprising a working plate (1), on which a cutting drive assembly (2) is provided, characterized in that: The cutting drive assembly (2) is provided with a blade replacement assembly (3), a cutting pad (4) is provided in the middle of the working plate (1), a clamping drive assembly (5) is provided on the upper part of the working plate (1), the clamping drive assembly (5) is used to clamp the entire sealing disk and transmit it forward, and the blade replacement assembly (3) is used to replace cutting knives of different sizes; The cutting drive assembly (2) comprises a gantry (201) arranged on the working plate (1), a first hydraulic cylinder (202) being provided in the middle of the gantry (201), and a connecting block (203) being provided on the lower output end of the first hydraulic cylinder (202); The cutter head replacement assembly (3) comprises a connecting column (301) arranged on the connecting block (203), the connecting column (301) is provided with four circular through holes (302), the angle between the four circular through holes (302) is 90°, a rotating shell (303) is provided on the connecting column (301) through a bearing sleeve, the connecting column (301) is provided with a circular installation groove, a latch (304) is movably provided inside the circular installation groove, one end of the latch (304) is mutually adapted with the circular through hole (302), and four connecting rods (306) are provided on the rotating shell (303), the angle between the four connecting rods (306) is 90°, and one of the connecting rods (306) is parallel to the latch (304).

2. A cutting device for producing a sealing disk according to claim 1, characterized in that: A spring (305) is sleeved on the latch (304), and the lower end of the spring (305) is connected to the inner wall of the circular installation groove.

3. A cutting device for producing a sealing disk according to claim 1, characterized in that: Each of the connecting rods (306) is provided with a cutting knife (307), and the four cutting knives (307) have different sizes. When the first hydraulic cylinder (202) drives the cutting knife (307) to the bottom end, the cutting knife (307) is tightly fitted with the cutting mat (4).

4. A cutting device for producing sealed disks according to claim 1, characterized in that: The working plate (1) is provided with a slide groove relatively thereon, and the clamping drive assembly (5) comprises a lower clamping block (501) movably arranged inside the slide groove, a bolt (502) is provided on the lower clamping block (501), an upper clamping block (503) is sleeved on the bolt (502), an auxiliary nut (504) is threadedly connected to the bolt (502), and the auxiliary nut (504) and the upper clamping block (503) are fitted with each other.

5. A cutting device for producing sealed disks according to claim 4, characterized in that: A second hydraulic cylinder (505) is provided in the middle of the lower surface of the working plate (1), and a cross bar (506) is provided at the output end of the second hydraulic cylinder (505), and both ends of the cross bar (506) are connected to the lower wall of the lower clamping block (501).

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