CN210678899U

CN210678899U - Centrifugal cutting device

Info

Publication number: CN210678899U
Application number: CN201920386029.6U
Authority: CN
Inventors: 帅圣池; 钭家燕; 赵学炳
Original assignee: Zhejiang Jebco New Material Co ltd
Current assignee: Zhejiang Jebco New Material Co ltd
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-06-05
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses a centrifugal cutting device, comprising a base plate and a protective housing, the side of going up of bottom plate is fixed with a plurality ofly rather than the perpendicular fixed column that sets up, the upper end of fixed column all is equipped with the internal thread hole, be equipped with the decurrent mounting groove of opening on the protective housing, the bottom surface of mounting groove is equipped with the connecting hole with internal thread hole one-to-one, the fixed column stretch into the mounting groove and with the bottom surface butt of mounting groove, all peg graft in every connecting hole and have locking screw, internal thread hole threaded connection on locking screw and the fixed column that corresponds, locking screw's upper end is connected with the connecting rod, the one end of connecting rod is rotated with locking screw's upper end and is connected, the other end is fixed with the slide bar, the slide bar sets up with the side of going up perpendicularly of protective housing, the side that the slide. The utility model discloses locking bolt's when can prevent the dismouting protective housing losing.

Description

Centrifugal cutting device

Technical Field

The utility model relates to a cutting device, in particular to centrifugal cutting device.

Background

Injection molding is a process for producing parts composed of thermoplastic or thermosetting plastic. The process is similar to casting, where the material is poured into a heated barrel, mixed (melted from a solid to a viscous liquid) and extruded into a mold; the material may be cooled and solidified in the mold (cavity) into the shape of the mold.

In the existing injection molding technology, some products cannot be directly molded, but the injection molded products need to be cut, and when the products need to be cut, for example, when the bottoms of the products need to be cut, a machine is adopted for automatic cutting; the existing centrifugal cutting device comprises a bottom plate and a protective shell, wherein a plurality of fixing columns which are perpendicular to the bottom plate are fixed on the upper side surface of the bottom plate, inner threaded holes are formed in the upper ends of the fixing columns, a mounting groove with a downward opening is formed in the protective shell, connecting holes which correspond to the inner threaded holes one by one are formed in the bottom surface of the mounting groove, the fixing columns stretch into the mounting groove and abut against the bottom surface of the mounting groove, locking bolts are inserted into the connecting holes, penetrate through the connecting holes of the protective shell and are in threaded connection with the corresponding inner threaded holes of the fixing columns, and therefore the; however, when parts such as the driving wheel, the driven wheel and the motor in the protective shell need to be maintained, the locking bolts need to be detached one by one, and then the protective shell is opened for maintenance, but the locking bolts are easily lost in the process, so that the maintenance efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that locking bolt loses easily when current dismouting protective housing.

The utility model provides a technical scheme that its technical problem adopted is: a centrifugal cutting device comprises a bottom plate and a protective shell, wherein a plurality of fixing columns which are vertically arranged with the bottom plate are fixed on the upper side surface of the bottom plate, inner threaded holes are respectively arranged at the upper ends of the fixing columns, a mounting groove with a downward opening is arranged on the protective shell, connecting holes which are in one-to-one correspondence with the inner threaded holes are arranged on the bottom surface of the mounting groove, the fixing columns extend into the mounting groove and are abutted against the bottom surface of the mounting groove, a locking screw rod is inserted in each connecting hole, the locking screw is in threaded connection with the internal thread hole on the corresponding fixed column, the upper end of the locking screw is connected with a connecting rod, one end of the connecting rod is rotatably connected with the upper end of the locking screw, the other end of the connecting rod is fixedly provided with a sliding rod, the sliding rod is vertically arranged with the upper side surface of the protective shell, the side extends into the mounting groove on the slide bar passes the protective housing, the slide bar cooperates with the lateral wall of protective housing in sliding, the slide bar extends into the one end of mounting groove and is fixed with the limiting plate.

Preferably, the slide bar is sleeved with a return spring, the return spring is arranged between the bottom surface of the mounting groove and the limiting plate, one end of the return spring is fixedly connected with the bottom surface of the mounting groove, the other end of the return spring is fixedly connected with the limiting plate, and when the return spring is in an original length state, the lower end of the locking screw rod is arranged in the connecting hole.

Preferably, the upper end of the locking screw is fixed with a first positioning plate, one side, away from the locking screw, of the first positioning plate is fixed with a fixed shaft, one end, away from the second positioning plate, of the fixed shaft is fixed with a second positioning plate, the diameters of the first positioning plate and the second positioning plate are larger than those of the fixed shaft, one end, away from the sliding rod, of the connecting rod is provided with a rotating hole, one end, away from the sliding rod, of the connecting rod is arranged between the first positioning plate and the second positioning plate, the fixed shaft penetrates through the rotating hole, and the fixed shaft is rotatably connected with.

Preferably, one end, far away from the fixed shaft, of the second positioning plate is provided with a straight groove.

Preferably, the upper side of the bottom plate is provided with a positioning ring groove, and the lower end of the protective shell is spliced with the positioning ring groove.

Preferably, an elastic ring is fixed at the upper end of the fixed column, the elastic ring and the fixed column are coaxial, and the inner diameter of the elastic ring is larger than the outer diameter of the locking screw rod.

Preferably, the material of the elastic ring is rubber.

The utility model has the advantages that: the locking screw rod of the utility model is connected with the protective shell through the connecting rod, the sliding rod and the limiting plate, thereby avoiding the locking bolt from falling off from the protection when the protective shell is disassembled and assembled, and avoiding the loss of the locking screw rod; when the protective shell and the bottom plate need to be installed together, the lower end of the protective shell is firstly inserted into the positioning ring groove on the bottom plate, each connecting hole is in one-to-one correspondence with the internal thread hole on each fixing column, when the reset spring is in an original length state, the lower end of the locking screw rod is in the connecting hole, the lower end of the locking screw rod is firstly pressed downwards by a screwdriver to form the connecting hole and the elastic ring in sequence, then the second positioning plate is rotated to enable the locking screw rod to be gradually screwed into the internal thread hole in the upper end of the fixing column until the lower side surface of the first positioning plate is abutted against the upper side surface of the protective shell, so; when the protective housing is required to be disassembled, the second positioning plate only needs to be rotated reversely until the locking screw is screwed out of the internal thread hole in the upper end of the fixed column, the locking screw is moved into the connecting hole by resilience force of the reset spring, the protective housing can be disassembled from the fixed column at the moment, the locking screw is connected to the protective housing all the time, and the locking screw is prevented from being lost.

Drawings

Fig. 1 is a three-dimensional structure diagram of a centrifugal cutting device of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at I;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3 taken along line A-A;

fig. 5 is a partial enlarged view at II in fig. 4.

In the figure: 1. a fixed shaft; 2. a connecting rod; 3. a protective shell; 4. a slide bar; 5. a return spring; 6. a limiting plate; 7. fixing a column; 8. connecting holes; 9. locking the screw rod; 10. an elastic ring; 11. a first positioning plate; 12. a second positioning plate; 13. a straight slot; 14. mounting grooves; 15. a base plate; 16. and a positioning ring groove.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific examples and with reference to fig. 1 to 5.

As shown in figure 1, the centrifugal cutting device comprises a bottom plate 15 and a protective shell 3, wherein a plurality of fixing columns 7 which are vertically arranged with the bottom plate 15 are fixed on the upper side surface of the bottom plate 15, four fixing columns 7 are arranged, the upper ends of the fixing columns 7 are respectively provided with an internal thread hole, the protective shell 3 is provided with a mounting groove 14 with a downward opening, the bottom surface of the mounting groove 14 is provided with a connecting hole 8 which is in one-to-one correspondence with the internal thread holes, the fixing columns 7 extend into the mounting groove 14 and are abutted against the bottom surface of the mounting groove 14, each connecting hole 8 is internally inserted with a locking screw 9, the locking screw 9 is in threaded connection with the corresponding internal thread hole on the fixing column 7, the upper end of the locking screw 9 is connected with a connecting rod 2, one end of the connecting rod 2 is rotatably connected with the upper end of the locking screw 9, the other end of the, the slide rod 4 is in sliding fit with the side wall of the protective shell 3, a limiting plate 6 is fixed at one end, extending into the mounting groove 14, of the slide rod 4, the limiting plate 6 is arranged to prevent one end, far away from the connecting rod 2, of the slide rod 4 from moving out of the mounting groove 14, so that the locking screw 9 is prevented from falling off from the protective shell 3, when the protective shell 3 is required to be fixed with the fixed column 7, the locking screw 9 only needs to penetrate through the connecting hole 8 to be screwed into an internal threaded hole in the upper end of the fixed column 7, the locking screw 9 is rotatably connected with the connecting rod 2 in the screwing process, the slide rod 4 is driven by the connecting rod 2; when the protective shell 3 needs to be detached, the protective shell 3 can be detached only by reversely rotating the locking screw 9 until the locking screw 9 is completely screwed out of the fixing column 7, and the limiting plate 6 in the mounting groove 14 can prevent the locking screw 9 from falling off from the protective shell 3.

In order to prevent the slide rod 4 from moving on the protective shell 3 at will, the slide rod 4 is sleeved with a return spring 5, the return spring 5 is arranged between the bottom surface of the mounting groove 14 and the limiting plate 6, one end of the return spring 5 is fixedly connected with the bottom surface of the mounting groove 14, the other end of the return spring is fixedly connected with the limiting plate 6, and when the return spring 5 is in an original length state, the lower end of the locking screw rod 9 is in the connecting hole 8.

As shown in fig. 5, a first positioning plate 11 is fixed at the upper end of the locking screw 9, a first fixing shaft 1 is fixed on one side, away from the locking screw 9, of the first positioning plate 11, a second positioning plate 12 is fixed at one end, away from the second positioning plate 12, of the first positioning plate 1, the diameters of the first positioning plate 11 and the second positioning plate 12 are larger than the diameter of the first positioning plate 1, a rotating hole is formed in one end, away from the sliding rod 4, of the connecting rod 2, one end, away from the sliding rod 4, of the connecting rod 2 is arranged between the first positioning plate 11 and the second positioning plate 12, the fixing shaft 1 penetrates through the rotating hole, the inner wall of the rotating hole.

In order to rotate the second positioning plate 12 by using a screwdriver, a straight groove 13 is formed in one end, far away from the fixed shaft 1, of the second positioning plate 12.

The side of going up of bottom plate 15 is equipped with positioning ring groove 16, positioning ring groove 16's shape and the shape looks adaptation of the lower extreme of protective housing 3, and when the lower extreme of protective housing 3 was pegged graft with positioning ring groove 16, connecting hole 8 on the protective housing 3 and the internal thread hole on the fixed column 7 were aimed at one by one this moment, had reduced the time that internal thread hole was aimed at on connecting hole 8 and the fixed column 7, had increased the installation effectiveness of protective housing 3.

The upper end of fixed column 7 is fixed with elastic ring 10, and elastic ring 10 and fixed column 7 coaxial line, the internal diameter of elastic ring 10 are greater than the external diameter of locking screw 9, and the material of elastic ring 10 sets up to rubber, and elastic ring 10 atress can take place deformation to enable each elastic ring 10 and the bottom surface of mounting groove 14 and closely laminate, make protective housing 3 be connected more firmly with fixed column 7.

The working principle is as follows: when the protective shell 3 and the bottom plate 15 need to be installed together, the lower end of the protective shell 3 is firstly inserted into the positioning ring groove 16 on the bottom plate 15, each connecting hole 8 corresponds to the internal thread hole on each fixed column 7 one by one, at the moment, the reset spring 5 is in an original length state, the lower end of the locking screw 9 is in the connecting hole 8, the lower end of the locking screw 9 is sequentially pressed out of the connecting hole 8 and the elastic ring 10 by a screwdriver, then the positioning plate two 12 is rotated to enable the locking screw 9 to be gradually screwed into the internal thread hole in the upper end of the fixed column 7, meanwhile, the sliding rod 4 moves towards the installation groove 14 until the lower side surface of the positioning plate one 11 is abutted against the upper side surface of the protective shell 3, so that the locking screw; when the protective shell 3 needs to be detached, the second positioning plate 12 only needs to be rotated reversely until the locking screw 9 is screwed out of the internal threaded hole in the upper end of the fixed column 7, the locking screw 9 is moved into the connecting hole 8 by resilience force of the reset spring 5, the protective shell 3 can be detached from the fixed column 7 at the moment, the locking screw 9 is connected to the protective shell 3 all the time, and the locking screw 9 is prevented from being lost.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims

1. The utility model provides a centrifugal cutting device, including power component, cutting assembly, bottom plate (15) and protective housing (3), the side of going up of bottom plate (15) is fixed with a plurality of fixed columns (7) rather than perpendicular setting, the upper end of fixed column (7) all is equipped with the internal thread hole, be equipped with installation groove (14) that open side down on protective housing (3), the bottom surface of installation groove (14) is equipped with connecting hole (8) with internal thread hole one-to-one, fixed column (7) stretch into installation groove (14) and with the bottom surface butt of installation groove (14), its characterized in that: every all peg graft in connecting hole (8) and have locking screw (9), internal thread hole threaded connection on locking screw (9) and the fixed column (7) that corresponds, the upper end of locking screw (9) is connected with connecting rod (2), the one end of connecting rod (2) is rotated with the upper end of locking screw (9) and is connected, and the other end is fixed with slide bar (4), slide bar (4) set up with the side of going up of protective housing (3) is perpendicular, slide bar (4) pass the side of going up of protective housing (3) extend into in mounting groove (14), slide bar (4) and the lateral wall sliding fit of protective housing (3), the one end that slide bar (4) extend into mounting groove (14) is fixed with spacing board (6).

2. A centrifugal cutting device according to claim 1, wherein: the cover is equipped with reset spring (5) on slide bar (4), reset spring (5) set up between the bottom surface of mounting groove (14) and limiting plate (6), the one end of reset spring (5) and the bottom surface fixed connection of mounting groove (14), the other end and limiting plate (6) fixed connection work as when reset spring (5) are in the original length state the lower extreme of locking screw (9) is in connecting hole (8).

3. A centrifugal cutting device according to claim 2, wherein: the upper end of locking screw (9) is fixed with locating plate (11), one side that locking screw (9) was kept away from in locating plate (11) is fixed with fixed axle (1), the one end that locating plate two (12) were kept away from in fixed axle (1) is fixed with locating plate two (12), the diameter of locating plate one (11) and locating plate two (12) all is greater than the diameter of fixed axle (1), the one end that slide bar (4) were kept away from in connecting rod (2) is equipped with the rotation hole, the one end setting that slide bar (4) were kept away from in connecting rod (2) is between locating plate one (11) and locating plate two (12), fixed axle (1) passes the rotation hole, the inner wall rotation connection in fixed axle (1) relative rotation hole.

4. A centrifugal cutting device according to claim 3, wherein: one end of the second positioning plate (12) far away from the fixed shaft (1) is provided with a straight groove (13).

5. A centrifugal cutting device according to claim 4, wherein: the side of going up of bottom plate (15) is equipped with positioning ring groove (16), the lower extreme and the grafting of positioning ring groove (16) of protective housing (3).

6. A centrifugal cutting device according to claim 5, wherein: an elastic ring (10) is fixed at the upper end of the fixed column (7), the elastic ring (10) is coaxial with the fixed column (7), and the inner diameter of the elastic ring (10) is larger than the outer diameter of the locking screw (9).

7. A centrifugal cutting device according to claim 6, wherein: the elastic ring (10) is made of rubber.