CN219882045U

CN219882045U - Water gap polishing device of precision die

Info

Publication number: CN219882045U
Application number: CN202321155463.6U
Authority: CN
Inventors: 姚力铭
Original assignee: Tongchangjiu Precision Mould Shenzhen Co ltd
Current assignee: Tongchangjiu Precision Mould Shenzhen Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-10-24
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses a water gap polishing device of a precision die, which relates to the technical field of die processing and aims to solve the technical problem that the polishing accuracy is not easy to control when a conventional manual polishing machine is used for polishing a water gap of the die.

Description

Water gap polishing device of precision die

Technical Field

The utility model belongs to the technical field of mold processing, and particularly relates to a gate polishing device of a precision mold.

Background

In the manufacturing of the mould, no matter the material of the mould is plastic or metal, because of the relation of pouring processing, redundant water gaps exist at the edge part of a mould cavity, and the water gaps are required to be removed in a corresponding mode in subsequent processing, so that the edge of the mould is smoother and smoother, the product quality produced by the mould can be ensured, the existing mould water gaps are usually removed in a cutting mode, but the cutting surface cannot be ensured to be smooth, further processing still needs to be performed in a polishing mode, but the manual polishing has a disadvantage that the polishing depth cannot be accurately controlled, and sometimes the edge of the mould cavity is damaged due to excessive polishing.

The prior Chinese patent with the publication number of CN210590391U discloses a water gap material side cutting and separating device in a die, which comprises a fixed frame, a driving mechanism, an ejecting mechanism and a cutting mechanism, wherein the driving mechanism is arranged at the top of the fixed frame, the ejecting mechanism is arranged at the bottom of the inner wall of the fixed frame, the cutting mechanism is two in number and symmetrically arranged on the ejecting mechanism, the driving mechanism comprises a first cylinder, the production cost is reduced, the working efficiency is greatly improved, and products after injection molding is completed can be directly ejected through the mutual matching of a second cylinder, a connecting plate, a supporting plate and a top plate, so that the working time is shortened.

Therefore, to the above-mentioned traditional manual polishing machines be difficult to control the degree of depth of polishing at, cause the impaired condition in mould cavity edge, develop a novel polishing device, utilize the manual polishing machines cooperation stop gear that polishes that has guide structure, guarantee the accuracy of polishing.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a water gap polishing device of a precision die, which aims to solve the technical problem that the polishing accuracy is not easy to control when the existing manual polishing machine polishes the water gap of the die.

(2) Technical proposal

In order to solve the technical problems, the utility model provides a water gap polishing device of a precision die, which comprises a pedestal and a transverse guide rail arranged on the left side of the upper end of the pedestal, wherein the upper end of the transverse guide rail is connected with a base in a sliding manner, a guide table is arranged above the base, the right end of the guide table is fixedly connected with a longitudinal guide rail, the upper end of the longitudinal guide rail is provided with a driving motor, the lower end of a power output element of the driving motor is provided with a transmission rod, the lower end of the transmission rod is provided with a polishing roller, the upper end of the pedestal is provided with a fixing frame matched with the shape of the die, the upper end of the right side of the fixing frame is provided with a vertical frame, the upper end of the vertical frame is in threaded connection with a screw rod, and one end of the screw rod is provided with a limiting piece.

When the water gap polishing device for the precise die is used, a user places the die on a pedestal, then horizontally inserts through a plug rod and a jack, encloses a fixing frame at the bottom of the outer edge of the die, inserts a bolt rod into a bolt hole, locks the fixing frame, starts a vertical oil cylinder to control a longitudinal guide rail to move downwards until a polishing roller reaches the die cavity of the die, then controls the polishing roller to move to the edge of a corresponding die cavity in a mode of manually moving a base and a cross beam, installs the vertical frame on the corresponding position on the fixing frame, twists a screw rod, controls a limiting piece to move to the edge of the upper opening of the die cavity, starts a driving motor to control the polishing roller to operate at a high speed, simultaneously moves the base or the cross beam to provide radial force for the polishing part, and utilizes the limiting piece to prevent the polishing roller from further polishing the edge of the upper opening of the die cavity.

Further, the jack has been seted up to the symmetry around the transverse guide right-hand member, mount left end fixedly connected with inserted bar, the inserted bar set up in the jack is inboard, the inserted bar upper end with the keyhole has all been seted up to the transverse guide upper end, the keyhole inboard is provided with the bolt, and the mount passes through inserted bar, bolt to two steps of operation's mode is fixed on the transverse guide, forms the locking to the outer fringe of mould, prevents to polish in-process mould removal.

Further, the vertical oil cylinder is arranged at the upper end of the base, the guide table is arranged at the upper end of a hydraulic piston shaft lever of the vertical oil cylinder, a first handle is arranged at the front end of the base, the vertical oil cylinder controls the guide table to drive the longitudinal guide rail to move up and down in a mode of longitudinally extending the hydraulic shaft lever, and the polishing roller is fed into an inner cavity of the die.

Further, the limiting plate is fixedly connected to the lower end of the longitudinal guide rail, the silica gel pad capable of being longitudinally compressed is fixedly connected to the lower end of the limiting plate, the design and manufacturing positions of the limiting plate are customized according to the corresponding upper opening structure of the die cavity of the die, the edge of the limiting plate is guaranteed to be aligned with the upper opening of the die cavity, the silica gel pad can be longitudinally compressed, and the limiting plate can squeeze the die when the longitudinal guide rail is prevented from moving.

Further, longitudinal rail upper end fixedly connected with extension board, the guiding mouth has been seted up to the extension board inboard, the guiding mouth inboard is provided with the crossbeam, crossbeam right-hand member fixed mounting have with driving motor fixed connection's connector, the crossbeam removes more stably through the guiding mouth, guarantees that the contact of grinding roller and die cavity inner wall is aligned all the time.

Further, the crossbeam left end fixedly connected with No. two handles, no. two handles set up in the extension board left side, the logical groove has been seted up in the middle of the longitudinal rail, the transfer line set up in logical inslot side, the width in logical groove is the same with the diameter of transfer line, along with the crossbeam removes, the transfer line removes in logical inslot equally.

Furthermore, a plurality of clamping ports are formed in the upper end of the fixing frame, the lower end of the vertical frame is fixedly connected with a clamping connector matched with the clamping ports, the vertical frame is assembled with the fixing frame in a mode that the clamping connector is longitudinally inserted into the clamping ports, the taking and placing are convenient and quick, and the replacement position is easy.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: according to the gate polishing device of the precision die, the transverse guide rail and the longitudinal guide rail are used as the guide mechanism for the horizontal movement of the polishing machine, so that acting force can be stably and radially applied to push the gate during polishing, and the polishing effect is good; the limiting mechanism with adjustable positions arranged on the fixing frame can be aligned with the edge of the die cavity in advance, has a limiting effect on the grinding machine and prevents the die cavity from being damaged due to excessive grinding.

Drawings

FIG. 1 is a schematic diagram of an assembled structure of an embodiment of a gate polishing device for a precision mold according to the present utility model;

FIG. 2 is a schematic diagram showing a pedestal structure of an embodiment of a gate polishing apparatus for a precision mold according to the present utility model;

FIG. 3 is a schematic view showing the structure of a fixing frame of a nozzle polishing device for a precision mold according to an embodiment of the utility model;

fig. 4 is a schematic view of a longitudinal rail structure of an embodiment of a gate polishing device of a precision mold according to the present utility model.

The marks in the drawings are: 1. a pedestal; 2. a transverse guide rail; 3. a base; 4. a guide table; 5. a longitudinal guide rail; 6. a driving motor; 7. a transmission rod; 8. a grinding roller; 9. a fixing frame; 10. a vertical frame; 11. a screw rod; 12. a limiting piece; 13. a jack; 14. a rod; 15. a bolt hole; 16. a bolt; 17. a vertical cylinder; 18. a first handle; 19. a limiting plate; 20. a silica gel pad; 21. a support plate; 22. a guide opening; 23. a cross beam; 24. a connector; 25. a second handle; 26. a through groove; 27. a card interface; 28. and a clamping joint.

Detailed Description

This embodiment is a mouth of a river burnishing and polishing device for precision die, its package structure schematic diagram is shown as fig. 1, pedestal 1 structure schematic diagram is shown as fig. 2, mount 9 structure schematic diagram is shown as fig. 3, vertical guide rail 5 structure schematic diagram is shown as fig. 4, this mouth of a river burnishing and polishing device includes pedestal 1, install in the left transverse guide rail 2 of pedestal 1 upper end, transverse guide rail 2 upper end sliding connection has base 3, base 3 top is provided with guide table 4, guide table 4 right-hand member fixedly connected with vertical guide rail 5, vertical guide rail 5 upper end is provided with driving motor 6, driving lever 7 is installed to driving motor 6's power take off element lower extreme, grinding roller 8 is installed to driving lever 7 lower extreme, pedestal 1 upper end is provided with the mount 9 with die appearance looks adaptation, mount 9 right side upper end is provided with grudging post 10, grudging post 10 upper end threaded connection has lead screw 11, limit piece 12 is installed to lead screw 11 one end.

Aiming at the specific embodiment, the polishing roller 8 is of a cylindrical structure with the length of 5cm-15cm and the diameter of 2cm-3cm, can adapt to die edge water gap polishing of various die cavity specifications, has a rough silicon dioxide material on the surface, rubs the raised water gap structure at the edge of the die cavity, and grinds the convex part flat.

The jack 13 has been seted up to symmetry around transverse guide 2 right-hand member, mount 9 left end fixedly connected with inserted bar 14, inserted bar 14 set up in jack 13 is inboard, inserted bar 14 upper end with bolt hole 15 has all been seted up to transverse guide 2 upper end, bolt hole 15 inboard is provided with bolt 16, and mount 9 passes through inserted bar 14, bolt 16 to two-step operation's mode is fixed on transverse guide 2, forms the locking to the outer fringe of mould, prevents to polish in-process mould removal.

Simultaneously, the vertical cylinder 17 is installed to base 3 upper end, guide table 4 install in the hydraulic piston axostylus axostyle upper end of vertical cylinder 17, handle 18 is installed to base 3 front end, vertical guide rail 5 lower extreme fixedly connected with limiting plate 19, limiting plate 19 lower extreme fixedly connected with can vertically compressed silica gel pad 20, vertical cylinder 17 drives vertical guide rail 5 through the mode control guide table 4 of vertical flexible hydraulic axostylus axostyle and reciprocates, sends grinding roller 8 into the inner chamber of mould, and the design preparation position of limiting plate 19 is customized according to corresponding mould die cavity upper mouth structure, guarantees that the edge of limiting plate 19 aligns with the die cavity upper mouth, and silica gel pad 20 can vertically compress, when avoiding vertical guide rail 5 to remove, limiting plate 19 extrusion die.

In addition, longitudinal rail 5 upper end fixedly connected with extension board 21, the guiding mouth 22 has been seted up to the extension board 21 inboard, guiding mouth 22 inboard is provided with crossbeam 23, crossbeam 23 right-hand member fixedly connected with driving motor 6 fixed connection's connector 24, crossbeam 23 left end fixedly connected with No. two handles 25, no. two handles 25 set up in extension board 21 left side, longitudinal rail 5 middle has seted up logical groove 26, transfer line 7 set up in logical groove 26 inboard, crossbeam 23 moves more stably through guiding mouth 22, guarantees that the contact of grinding roller 8 and die cavity inner wall is aligned all the time, and the width of logical groove 26 is the same with the diameter of transfer line 7, and along with crossbeam 23 removal, transfer line 7 moves in logical groove 26 equally.

In addition, a plurality of clamping ports 27 are formed in the upper end of the fixing frame 9, a clamping connector 28 matched with the clamping ports 27 is fixedly connected to the lower end of the vertical frame 10, the vertical frame 10 is assembled with the fixing frame 9 in a mode that the clamping connectors 28 are longitudinally inserted into the clamping ports 27, and the vertical frame is convenient and quick to take and place and easy to replace.

When the water gap polishing device for the precise die is used, a user places the die on the pedestal 1, then horizontally inserts the insert rod 14 and the insert hole 13, encloses the fixing frame 9 at the bottom of the outer edge of the die, inserts the bolt 16 into the bolt hole 15, locks the fixing frame 9, starts the vertical oil cylinder 17 to control the longitudinal guide rail 5 to move downwards until the polishing roller 8 reaches the die cavity of the die, then controls the polishing roller 8 to move to the corresponding die cavity edge by manually moving the base 3 and the cross beam 23, installs the stand 10 on the corresponding position on the fixing frame 9, twists the screw rod 11, controls the limiting piece 12 to move to the die cavity upper port edge, starts the driving motor 6 to control the polishing roller 8 to operate at a high speed, simultaneously moves the base 3 or the cross beam 23 to provide radial force for the polishing part, prevents the polishing roller 8 from further polishing the upper port edge of the die cavity by using the limiting piece 12.

Claims

1. The water gap polishing device of the precision die comprises a pedestal and a transverse guide rail arranged on the left side of the upper end of the pedestal; the novel grinding machine is characterized in that a base is slidably connected to the upper end of the transverse guide rail, a guide table is arranged above the base, the right end of the guide table is fixedly connected with a longitudinal guide rail, a driving motor is arranged at the upper end of the longitudinal guide rail, a transmission rod is arranged at the lower end of a power output element of the driving motor, a grinding roller is arranged at the lower end of the transmission rod, a fixing frame matched with the shape of a die is arranged at the upper end of the pedestal, a stand is arranged at the upper end of the right side of the fixing frame, a screw rod is connected with the upper end of the stand in a threaded manner, and a limiting piece is arranged at one end of the screw rod.

2. The water gap polishing device of the precision die according to claim 1, wherein jacks are symmetrically formed in front and back of the right end of the transverse guide rail, the left end of the fixing frame is fixedly connected with a plug rod, the plug rod is arranged on the inner side of the jacks, bolt holes are formed in the upper end of the plug rod and the upper end of the transverse guide rail, and bolt rods are arranged on the inner side of the bolt holes.

3. The gate polishing device of claim 1, wherein the vertical cylinder is mounted at the upper end of the base, the guide table is mounted at the upper end of a hydraulic piston shaft of the vertical cylinder, and the first handle is mounted at the front end of the base.

4. The gate polishing device of claim 1, wherein the lower end of the longitudinal guide rail is fixedly connected with a limiting plate, and the lower end of the limiting plate is fixedly connected with a silica gel pad capable of being longitudinally compressed.

5. The water gap polishing device of the precision die according to claim 1, wherein the upper end of the longitudinal guide rail is fixedly connected with a support plate, a guide opening is formed in the inner side of the support plate, a cross beam is arranged in the inner side of the guide opening, and a connector fixedly connected with the driving motor is fixedly arranged at the right end of the cross beam.

6. The water gap polishing device of the precision die according to claim 5, wherein a second handle is fixedly connected to the left end of the cross beam, the second handle is arranged on the left side of the support plate, a through groove is formed in the middle of the longitudinal guide rail, and the transmission rod is arranged on the inner side of the through groove.

7. The water gap polishing device of the precision die as claimed in claim 1, wherein a plurality of clamping ports are formed in the upper end of the fixing frame, and clamping connectors matched with the clamping ports are fixedly connected to the lower end of the vertical frame.