CN219966063U - Hole saw presses circle mould - Google Patents
Hole saw presses circle mould Download PDFInfo
- Publication number
- CN219966063U CN219966063U CN202321358446.2U CN202321358446U CN219966063U CN 219966063 U CN219966063 U CN 219966063U CN 202321358446 U CN202321358446 U CN 202321358446U CN 219966063 U CN219966063 U CN 219966063U
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- China
- Prior art keywords
- die
- hole saw
- lower die
- guide
- die holder
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- 238000003825 pressing Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a hole saw round pressing die which comprises a lower die holder and an upper die holder, and is characterized in that guide posts are fixed at two ends of the upper surface of the rear side of the lower die holder, a first spring is arranged on the first guide post, and second guide posts are fixed at two sides of the upper surface of the lower die holder; the second guide column is movably connected with the second sleeve in the through hole of the guide module; fixing a lower die in the middle of the upper surface of the lower die base, wherein a lower die arc-shaped groove is formed in the middle of the upper surface of the lower die; an upper die is fixed by two hexagonal bolts in the middle of the lower surface of the upper die base, the lower surface of the upper die is provided with an upper die arc groove, the upper and lower grooves are corresponding, and a hole saw mandrel is arranged in the middle. The utility model has good quality of pressing the hole saw into the circle, prolongs the service life of the hole saw, prolongs the service life of the die and reduces the processing cost.
Description
Technical Field
The utility model belongs to a die, and particularly relates to a hole saw circle pressing die.
Background
The mold is a tool for molding an article, which has various parts, and the different mold is composed of a non-through part. The method mainly realizes the processing of the appearance of the article through the change of the physical state of the formed material, and the blank is made into a tool with a workpiece with a specific shape and size under the action of external force. The method is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and compression molding or injection molding of engineering plastics, rubber, ceramics and other products.
The hole saw is formed by a plurality of working procedures, after the hole saw is bent, the hole saw needs to be pressed into a circle, the roundness requirement of the hole saw is extremely high, and the shape of the hole saw is changed through a die after the circle is pressed. In the past, a thermoforming method is adopted, and the production cost is high. Therefore, in order to prolong the service life of the die and reduce the production cost, a hole saw round pressing die is developed.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a hole saw die, wherein an upper die slide way and a lower die slide way are arranged in the middle of a guide module, a lower die and an upper die are arranged in the slide way, an arc-shaped female die is arranged between the upper die and the lower die, and a hole saw mandrel is arranged in an upper arc-shaped groove and a lower arc-shaped groove.
The technical scheme adopted for solving the technical problems is as follows:
a hole saw circular pressing die comprises a lower die holder and an upper die holder and is characterized in that guide posts I are fixed at two ends of the upper surface of the rear side of the lower die holder, a spring I is arranged on the guide posts I, and a guide sleeve is arranged on the guide posts at the upper end of the spring I through a fixing rod, a gasket and a nut; the guide sleeve is connected with a sleeve fixed in the upper die holder; guide posts II are fixed on two sides of the middle of the upper surface of the lower die holder; the second guide column is movably connected with the second sleeve in the through hole of the guide module; fixing a lower die in the middle of the upper surface of the lower die base, wherein a lower die arc-shaped groove is formed in the middle of the upper surface of the lower die; an upper die is fixed by two hexagonal bolts in the middle of the lower surface of the upper die base, the lower surface of the upper die is provided with an upper die arc groove, the upper and lower grooves are corresponding, and a hole saw mandrel is arranged in the middle.
The guide module comprises an upper slide way and a lower slide way which are arranged in the middle of the front side of the guide module, spring holes are arranged on two sides of the rear part, and a second spring is arranged between the spring holes and the lower die holder; the upper die slide way and the lower die slide way are connected with the upper die and the lower die in a sliding way.
The hole saw mandrel comprises a hole saw limiting disc arranged in the middle of the mandrel, and a hole saw through hole core arranged in the middle of the left surface of the hole saw limiting disc; the end head is provided with a shaft cap by a hexagon bolt II.
The beneficial effects of the utility model are as follows: the utility model has good quality of pressing the hole saw into the circle, prolongs the service life of the hole saw, prolongs the service life of the die and reduces the processing cost.
Drawings
The following will specifically explain examples of embodiments by referring to the figures.
Fig. 1 is a three-dimensional view of a hole saw rounding die.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a right side exploded view of fig. 2.
Fig. 4 is a front view of a component of the guide post of fig. 1.
Fig. 5 is a three-dimensional view of a component of the hole saw arbor core of fig. 1.
The drawing marks are as follows: 1-a lower die holder; 2-a guiding module; 2-1 of an upper die slide way and a lower die slide way; 2-2-spring holes; 3-spring one; 4-a first guide post; 5-a second guide post; 6, guiding the sleeve; 7-sleeve I; 8-an upper die holder; 9-a first hexagonal bolt; 10-upper die; 10-1-upper die arc grooves; 11-hole saw; 12-hole saw mandrel; 12-1-hole saw limit plate; 12-2-hole saw through hole cores; 13-lower die; 13-1-lower die arc grooves; 14-a second spring; 15-a second hexagonal bolt; 16-shaft cap; 17-a gasket; 18-fixing rod; 19-a nut; 20-sleeve II;
description of the embodiments
The embodiment, refer to the accompanying drawings, a hole saw presses round mould, including die holder 1 and upper die holder 8, characterized by that there are guide posts one 4 on both ends on the back side of die holder 1, the guide post one 4 is equipped with the first spring 3, the guide post 4 of the upper end of the first spring 3 is equipped with a guide sleeve 6 with dead lever 18, gasket 17 and nut 19; the guide sleeve 6 is connected with a sleeve 7 fixed in an upper die holder 8; guide posts II 5 are fixed on two sides of the middle of the upper surface of the lower die holder 1; the second guide post 5 is movably connected with a second sleeve 20 arranged in a through hole formed in the guide module 2; a lower die 13 is fixed in the middle of the upper surface of the lower die holder 1, and a lower die arc-shaped groove 13-1 is arranged in the middle of the upper surface of the lower die 13; an upper die 10 is fixed by two hexagon bolts 9 corresponding to the lower arc-shaped grooves 13-1 in the middle of the lower surface of the upper die holder 8, the upper arc-shaped grooves 10-1 are arranged below the upper die 10, the upper arc-shaped grooves and the lower arc-shaped grooves correspond to each other, and a hole saw mandrel 12 is arranged in the middle of the upper arc-shaped grooves and the lower arc-shaped grooves.
The guide module 2 comprises an upper slide way 2-1 and a lower slide way 2-1 which are arranged in the middle of the front side of the guide module 2, spring holes 2-2 are arranged on two sides of the rear part, and a second spring 14 is arranged between the spring holes 2-2 and the lower die holder 1; the upper and lower die slide ways 2-1 are connected with the upper die 10 and the lower die 13 in a sliding way.
The hole saw mandrel 12 comprises a hole saw limiting disc 12-1 arranged in the middle of the mandrel 12, and a hole saw through hole core 12-2 arranged in the middle of the left surface of the hole saw limiting disc 12-1; the second hexagonal bolt 15 for the end head is provided with a shaft cap 16.
The purpose of the second spring 14 arranged between the lower die holder 1 and the guide module 2 is to generate an acting force on the guide module 2 in the process of rounding the hole saw 11, so that the downward impact force of the upper die 10 is reduced, and the impact on the hole saw 11 is not beneficial to the rounding effect of the hole saw 11.
The operation method of the utility model is as follows: firstly, after the die is assembled, the die is placed on a workbench of a press, then a hole saw 11 to be processed is mounted on a hole saw through hole core 12-2, the bottom of the hole saw 11 leans against the left end of a hole saw limiting disc 12-1, and after the die is placed, the press can be started to press the hole saw 11 into a circle. After the pressing of the circle is completed, the press head is lifted, the guide module 2 is lifted under the action of the elastic force of the second spring 14, the hole saw 11 is taken out, and the next hole saw presses the circle.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (3)
1. The hole saw circle pressing die comprises a lower die holder (1) and an upper die holder (8) and is characterized in that guide posts I (4) are fixed at two ends of the upper surface of the rear side of the lower die holder (1), a spring I (3) is arranged on the guide posts I (4), and a guide sleeve (6) is arranged on the guide posts I (4) at the upper end of the spring I (3) through a fixing rod (18), a gasket (17) and a nut (19); the guide sleeve (6) is connected with a sleeve (7) fixed in the upper die holder (8); two sides of the middle of the upper surface of the lower die holder (1) are fixedly provided with guide posts II (5); the second guide column (5) is movably connected with a second sleeve (20) arranged in a through hole formed in the guide module (2); a lower die (13) is fixed in the middle of the upper surface of the lower die holder (1), and a lower die arc-shaped groove (13-1) is arranged in the middle of the upper surface of the lower die (13); an upper die (10) is fixed by two hexagonal bolts (9) corresponding to the lower die arc-shaped grooves (13-1) in the middle of the lower surface of the upper die holder (8), the upper die arc-shaped grooves (10-1) are arranged below the upper die (10), the upper and lower grooves correspond to each other, and a hole saw mandrel (12) is arranged in the middle of the upper die.
2. A hole saw rounding die as defined in claim 1, wherein: the guide module (2) comprises an upper slide way (2-1) and a lower slide way (2-1) which are arranged in the middle of the front side of the guide module (2), spring holes (2-2) are arranged on two sides of the rear part, and a second spring (14) is arranged between the spring holes (2-2) and the lower die holder (1); the upper die slide way (2-1) is connected with the upper die (10) and the lower die (13) in a sliding way.
3. A hole saw rounding die as defined in claim 1, wherein: the hole saw mandrel (12) comprises a hole saw limiting disc (12-1) arranged in the middle of the mandrel (12), a hole saw through hole core (12-2) is arranged in the middle of the left surface of the hole saw limiting disc (12-1), and a shaft cap (16) is arranged at the end head of the hole saw through hole core through a hexagonal bolt II (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321358446.2U CN219966063U (en) | 2023-05-31 | 2023-05-31 | Hole saw presses circle mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321358446.2U CN219966063U (en) | 2023-05-31 | 2023-05-31 | Hole saw presses circle mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219966063U true CN219966063U (en) | 2023-11-07 |
Family
ID=88583624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321358446.2U Active CN219966063U (en) | 2023-05-31 | 2023-05-31 | Hole saw presses circle mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219966063U (en) |
-
2023
- 2023-05-31 CN CN202321358446.2U patent/CN219966063U/en active Active
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| GR01 | Patent grant | ||
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