CN210632770U

CN210632770U - Hole site chamfering die with steel balls

Info

Publication number: CN210632770U
Application number: CN201921672924.0U
Authority: CN
Inventors: 凌强
Original assignee: Shenzhen General Protech Co ltd
Current assignee: Shenzhen General Protech Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-29
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a mould processing technology field, in particular to belted steel pearl hole position chamfer mould, lower mould backing plate top is provided with the lower bolster, the lower bolster top is provided with the lower clamp plate, the lower bolster from last down range upon range of in proper order and through screw fixed connection, be provided with a plurality of steel balls between lower mould backing plate and the lower bolster, the steel ball top exposes in the lower clamp plate, place down the clamp plate top and treat the processing product, it is provided with the cope match-plate pattern to treat the processing product top, go up the clamp plate top and connect and push down power unit, push down power unit provides power for the cope match-plate pattern pushes down, the steel ball position is corresponding with the hole site on treating the processing product, the vertical fixation has a plurality of bracing. Compared with the prior art, the utility model discloses a belted steel pearl hole site chamfer mould simple structure adopts the steel ball to treat that the processing product hole site strikes and forms the hole site radius angle, and machining efficiency is high, and the cycle is short.

Description

Hole site chamfering die with steel balls

[ technical field ] A method for producing a semiconductor device

The utility model relates to a mould processing technology field, in particular to belted steel pearl hole site chamfer mould.

[ background of the invention ]

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

In the process of processing the hole site chamfer, the structure of the traditional die is complex, the processing difficulty is high, the processing period is long, and the die maintenance cost is high.

[ Utility model ] content

In order to overcome the problems, the utility model provides a belted steel pearl hole site chamfer mould that can effectively solve above-mentioned problem.

The utility model provides a technical scheme who above-mentioned technical problem provided is: the utility model provides a take steel ball hole site chamfer mould, includes lower bolster, lower bolster top is provided with the lower bolster, the lower bolster top is provided with the lower clamp plate, and lower clamp plate, lower bolster are from last down range upon range of in proper order and through screw fixed connection, be provided with a plurality of steel balls between lower bolster and the lower bolster, the steel ball top exposes in lower clamp plate, place down clamp plate top and treat the processing product, treat that the processing product top is provided with the cope match-plate pattern, and the power unit that pushes down is connected to the cope match-plate pattern top, and the power unit that pushes down provides power for the cope match-plate pattern pushes down, the steel ball position is corresponding with the hole site on treating the processing product, the last vertical fixation of lower bolster has a plurality of bracing pieces, bracing piece and.

Preferably, the lower part of the supporting rod is provided with a threaded connection section, a threaded connection hole is formed in the lower die base plate, and the threaded connection section is fixedly connected in the threaded connection hole.

Preferably, the lower template is provided with a plurality of accommodating grooves, the positions of the accommodating grooves correspond to the positions of the supporting rods one by one, the supporting rods penetrate into the accommodating grooves from bottom to top, and a steel ball is placed in each accommodating groove.

Preferably, the number of the accommodating grooves is equal to the number of the supporting rods.

Preferably, a through hole is formed in the accommodating groove, and the supporting rod penetrates into the accommodating groove from the through hole.

Preferably, a plurality of exposed holes are formed in the lower die pressing plate, and the tops of the steel balls protrude from the exposed holes.

Preferably, the aperture of the exposed hole is smaller than that of the steel ball.

Preferably, an arc-shaped ring area is arranged around the inner side of the exposed hole.

Preferably, the four corners of lower mould backing plate are provided with first screw hole, the four corners of lower bolster is provided with the second screw hole, the four corners of lower mould clamp plate is provided with the third screw hole, and the screw passes third screw hole, second screw hole, first screw hole in proper order with lower mould clamp plate, lower bolster, lower mould backing plate fixed connection.

Compared with the prior art, the strip steel bead hole position chamfering die has simple structure, adopts steel beads to impact the hole positions of products to be processed to form hole position fillets, has high processing efficiency and short period, and can adapt to the production rhythm of communication products requiring delivery in 3-5 days; the bottom of the steel ball is supported by the support rod, so that the loss of the lower die plate in the machining process can be reduced, the support rod is in threaded connection with the lower die base plate, the replacement is easy, and the maintenance difficulty and the cost are reduced; the arc-shaped ring area is arranged on the periphery of the inner side of the exposed hole, so that the steel ball is more fit with the appearance of the steel ball, the loss and deformation of the steel ball in the machining process are reduced, and the service life of the steel ball is prolonged.

[ description of the drawings ]

FIG. 1 is a structural diagram of the chamfering mold with steel ball holes of the present invention;

FIG. 2 is an exploded view of the chamfering mold with steel ball holes of the present invention;

FIG. 3 is a lower template structure diagram of the chamfering mold with steel ball hole sites of the present invention;

FIG. 4 is a structural view of a lower mold platen of the chamfering mold with steel ball holes;

FIG. 5 is an enlarged view taken at A in FIG. 3;

FIG. 6 is an enlarged view of FIG. 4 at B;

fig. 7 is a structural view of a support bar with a steel ball hole site chamfering mold according to the present invention.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It should be noted that all directional indications (such as up, down, left, right, front, and back … …) in the embodiments of the present invention are limited to relative positions on a given view, not absolute positions.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1 to 7, the utility model discloses a belted steel pearl hole site chamfer mould, including lower backing plate 10, lower backing plate 10 top is provided with lower bolster 20, lower bolster 20 top is provided with lower clamp plate 30, and lower clamp plate 30, lower bolster 20, lower backing plate 10 are from last down to stack gradually and pass through screw fixed connection. A plurality of steel balls 12 are arranged between the lower die base plate 10 and the lower die plate 20, and the tops of the steel balls 12 are exposed out of the lower die pressing plate 30. A product 50 to be processed is placed above the lower die pressing plate 30, an upper die plate 40 is arranged above the product 50 to be processed, a downward pressing power mechanism is connected above the upper die plate 40, and the downward pressing power mechanism provides power for downward pressing of the upper die plate 40. The positions of the steel balls 12 correspond to the hole positions on the product 50 to be processed, when the upper template 40 is pressed downwards to impact the product 50 to be processed, the steel balls 12 generate acting force on the peripheries of the hole positions of the product 50 to be processed, and the hole positions are chamfered.

A plurality of support rods 11 are vertically fixed on the lower die base plate 10, the support rods 11 are in threaded connection with the lower die base plate 10, and a steel ball 12 is supported above each support rod 11. The lower part of the support rod 11 is provided with a threaded connection section 111, the lower die base plate 10 is provided with a threaded connection hole, and the threaded connection section 111 is fixedly connected in the threaded connection hole.

The lower template 20 is provided with a plurality of accommodating grooves 21, the number of the accommodating grooves 21 is equal to that of the supporting rods 11, the positions of the accommodating grooves 21 correspond to those of the supporting rods 11 one by one, the supporting rods 11 penetrate into the accommodating grooves 11 from bottom to top, and a steel ball 12 is placed in each accommodating groove 21. A through hole 211 is formed in the accommodating groove 21, and the support rod 11 penetrates into the accommodating groove 21 from the through hole 211.

A plurality of exposed holes 31 are formed in the lower die pressing plate 30, and the tops of the steel balls 12 protrude from the exposed holes 31. The aperture of the exposed hole 31 is smaller than that of the steel ball 12, so that the steel ball 12 can be fixed in the accommodating groove 21 while the top of the steel ball 12 is exposed. The arc-shaped ring area 311 is arranged on the periphery of the inner side of the exposed hole 31, so that the exposed hole is more fit with the appearance of the steel ball 12, the loss and deformation of the steel ball 12 in the machining process are reduced, and the service life of the steel ball 12 is prolonged.

The four corners of lower die backing plate 10 are provided with first screw hole 13, the four corners of lower bolster 20 is provided with second screw hole 22, the four corners of lower die pressing plate 30 is provided with third screw hole 32, and the screw passes third screw hole 32, second screw hole 22, first screw hole 13 in proper order with lower die pressing plate 30, lower bolster 20, lower die backing plate 10 fixed connection.

Compared with the prior art, the strip steel bead hole position chamfering die has simple structure, adopts the steel beads 12 to impact 50 hole positions of a product to be processed to form hole position chamfering, has high processing efficiency and short period, and can adapt to the production rhythm of the communication products requiring delivery in 3-5 days; the bottom of the steel ball 12 is supported by the support rod 11, so that the loss of the lower template 20 in the processing process can be reduced, and the support rod 11 is in threaded connection with the lower die base plate 10, so that the replacement is easy, and the maintenance difficulty and cost are reduced; the arc-shaped ring area 311 is arranged on the periphery of the inner side of the exposed hole 31, so that the steel ball 12 is more fit with the appearance of the steel ball 12, the loss and the deformation of the steel ball 12 in the machining process are reduced, and the service life of the steel ball 12 is prolonged.

The above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications made within the spirit of the present invention, equivalent replacements and improvements should be included in the scope of the present invention.

Claims

1. The chamfering die with the steel ball hole sites is characterized by comprising a lower die base plate, wherein a lower die plate is arranged above the lower die base plate, a lower die pressing plate is arranged above the lower die plate, the lower die pressing plate, the lower die plate and the lower die base plate are sequentially stacked from top to bottom and fixedly connected through screws, a plurality of steel balls are arranged between the lower die base plate and the lower die plate, the tops of the steel balls are exposed out of the lower die pressing plate, a product to be processed is placed above the lower die pressing plate, an upper die plate is arranged above the product to be processed, a pressing power mechanism is connected above the upper die plate and provides power for pressing the upper die plate, and the positions of the steel balls correspond;

a plurality of support rods are vertically fixed on the lower die base plate, the support rods are in threaded connection with the lower die base plate, and a steel ball is supported above each support rod.

2. The hole site chamfering die for steel beads of claim 1, wherein the lower portion of the supporting rod is provided with a threaded connection section, the lower die base plate is provided with a threaded connection hole, and the threaded connection section is fixedly connected in the threaded connection hole.

3. The hole site chamfering die for steel beads of claim 1, wherein the lower template is provided with a plurality of accommodating grooves, the positions of the accommodating grooves correspond to the positions of the supporting rods one by one, the supporting rods penetrate into the accommodating grooves from bottom to top, and a steel bead is placed in each accommodating groove.

4. The hole site chamfering die for steel beads of claim 3, wherein the number of the receiving grooves is equal to the number of the supporting rods.

5. The hole site chamfering die for steel beads of claim 3, wherein a through hole is formed inside the accommodating groove, and the supporting rod penetrates into the accommodating groove from the through hole.

6. The steel ball hole site chamfering die of claim 1, wherein the lower platen is provided with a plurality of exposed holes, and tops of the steel balls protrude from the exposed holes.

7. The steel ball hole site chamfering mold of claim 6, wherein the aperture of the exposed hole is smaller than the aperture of the steel ball.

8. The steel strip bead hole site chamfering mold according to claim 6, wherein an arc-shaped ring area is provided around an inner side of the exposed hole.

9. The strip steel bead hole site chamfering die of claim 1, wherein first screw holes are formed in four corners of the lower die base plate, second screw holes are formed in four corners of the lower die base plate, third screw holes are formed in four corners of the lower die pressing plate, and screws sequentially penetrate through the third screw holes, the second screw holes and the first screw holes to fixedly connect the lower die pressing plate, the lower die base plate and the lower die base plate.