CN213763668U

CN213763668U - Assembled drilling mould convenient to use

Info

Publication number: CN213763668U
Application number: CN202022088030.6U
Authority: CN
Inventors: 宋瑞
Original assignee: Kunshan Hua'an Metal Products Co ltd
Current assignee: Kunshan Hua'an Metal Products Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-07-23
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a convenient-to-use assembled drilling die in the technical field of drilling dies, which comprises a base and a clamp, wherein both sides of the top of the base are provided with fixed blocks, the fixed blocks are fixedly connected with telescopic columns, the fixed blocks are connected with the base through bolts II, two telescopic columns are connected with a top plate through fixing screws, the top of the top plate is connected with an electric push rod, the bottom of the electric push rod is welded and connected with a small punch and a large punch, the top of the base is connected with a fixed die, both sides of the left side wall and the right side wall of the fixed die are provided with grooves, the inner cavity of the groove is connected with a bolt I through threads, the inner side of the bolt I is connected with a clamping ring, both ends of the clamping ring are connected with a clamping device, the inner ring of the clamping device is provided with a clamp, the top of the fixed die is connected with an upper die base, the utility model can realize the drilling of a circular clamp, the disassembly and the installation are convenient when in use, and the using effect is good.

Description

Assembled drilling mould convenient to use

Technical Field

The utility model relates to a drilling mould technical field specifically is an assembled drilling mould convenient to use.

Background

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. It is a tool for making blank into product with specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and the development level of die production is one of important marks of the mechanical manufacturing level.

When drilling to the anchor clamps of some circular forms, present mould is inconvenient when using, and is loaded down with trivial details when installing fixed mould and upper die base, when carrying out drilling of different positions or equidimension not, needs to change fixed die base, uses the trouble, and the position is inaccurate when carrying out spacing drilling to the anchor clamps, appears the error easily, for this reason, we propose an assembled drilling mould convenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an assembled drilling mould convenient to use to the spacing inaccurate easy error problem that appears of anchor clamps to needs drilling that proposes among the above-mentioned background art of solution.

In order to achieve the above object, the utility model provides a following technical scheme: a convenient-to-use assembled drilling die comprises a base and a clamp, wherein both sides of the top of the base are provided with fixed blocks, the fixed blocks are fixedly connected with telescopic columns, the fixed blocks are connected with the base through second bolts, the two telescopic columns are connected with a top plate through fixing screws, the top of the top plate is connected with an electric push rod, the bottom of the electric push rod is connected with a small punch and a large punch in a welding mode, the top of the base is connected with a fixed die, the left side wall and the right side wall of the fixed die are provided with grooves, inner cavities of the grooves are connected with first bolts through threads, the inner side ends of the first bolts are connected with clamping rings, the clamping rings at the two ends are connected with clamping devices, inner rings of the clamping devices are provided with the clamp, the top of the fixed die is connected with an upper die base, the inner cavities of the upper die base are provided with holes, and the holes are matched with the small punch and the large punch, a large through hole is formed between the top and the bottom of the fixed die and in a position corresponding to the large punch, and a small through hole is formed between the top and the bottom of the fixed die and in a position corresponding to the small punch.

Preferably, the clamping device comprises a left clamping ring which is movably connected with a right clamping ring through a connecting ring, and the diameter of the right clamping ring is smaller than that of the left clamping ring and matched with a clamp in a circular shape.

Preferably, the inner cavities of the left clamping ring and the right clamping ring are provided with rubber layers.

Preferably, the inner cavity in the middle of the base is provided with a chip removal hole matched with the large through hole and the small through hole.

Preferably, the chip removal hole is rectangular, and the width and the length of the chip removal hole are both larger than the maximum distance from the center of the large through hole to the small through hole.

Preferably, the number of the small through holes is equal to the number of the small punches and matched with the small punches.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the hole of the upper die base is matched with the large punch and the small punch, the telescopic rod moves downwards, namely the large punch and the small punch can be extruded downwards at the hole of the upper die base, the clamp is fixed by the clamping device, the large punch and the small punch are drilled by the electric push rod on the top plate, and the large punch and the small punch are provided with the matched large through hole and the matched small through hole at the bottoms, so that the drilling of the clamp can be completed, the telescopic column can be telescopic, the top plate can be driven to move, and the telescopic device is convenient and simple to assemble and disassemble and has a good use effect;

2. the design of chip removal hole, the bits form object that drops when being convenient for drill is collected, makes things convenient for subsequent clearance, and the rubber layer of controlling the clamp ring inner chamber avoids damaging the mould when carrying out the extrusion, has played the guard action, excellent in use effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the clamping device of the present invention.

In the figure: 1. a groove; 2. a telescopic column; 3. an upper die holder; 4. opening a hole; 5. a small punch; 6. an electric push rod; 7. a large punch; 8. a top plate; 9. a clamping device; 10. a fixed block; 11. a first bolt; 12. a clamping ring; 13. a clamp; 14. chip removal holes; 15. a large through hole; 16. a small through hole; 17. fixing the mold; 18. a base; 19. a second bolt; 901. a left clamp ring; 902. a rubber layer; 903. a right clamp ring; 904. and (7) connecting rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-2, the present invention provides a technical solution:

please refer to fig. 1, an assembled drilling mold convenient to use, including base 18 and anchor clamps 13, base 18 top both sides all are equipped with fixed block 10, fixed block 10 fixed connection telescopic column 2, fixed block 10 is connected with base 18 through bolt two 19, be connected with roof 8 through set screw between two telescopic column 2, connect telescopic column 2 in base 18 inner chamber through bolt two 19, telescopic column 2 can change the height and change the height of roof 8, better laminating upper die base 3, it is convenient and simple and more convenient when the flexible post 2 of dismouting and roof is drilled clamp 13 like this.

Referring to fig. 1, the top of a top plate 8 is connected with an electric push rod 6, the bottom of the electric push rod 6 is connected with a small punch 5 and a large punch 7 in a welding mode, the top of a base 18 is connected with a fixed die 17, the left side wall and the right side wall of the fixed die 17 are respectively provided with a groove 1, the inner cavity of each groove 1 is connected with a first bolt 11 through threads, the inner side end of each first bolt 11 is connected with a clamping ring 12, the clamping rings 12 at the two ends are connected with a clamping device 9, a clamp 13 is arranged on the inner ring of the clamping device 9, the electric push rod 6 is connected with an external power supply to drive the large punch 7 and the small punch 5 to move, the clamping device 9 is clamped through the tightness of the first bolts 11, and accordingly the clamp 13 is stably fixed to drill holes.

Referring to fig. 1, an upper die base 3 is connected to the top of a fixed die base 17, an inner cavity of the upper die base 3 is provided with an opening 4, the opening 4 is matched with a small punch 5 and a large punch 7, a large through hole 15 is formed between the top and the bottom of the fixed die 17 and in a position corresponding to the large punch 7, a small through hole 16 is formed between the top and the bottom of the fixed die 17 and in a position corresponding to the small punch 5, when a clamp 13 is drilled, the large punch 7 and the small punch 5 can complete drilling by penetrating through the clamp 13, and the small through hole 16 and the large through hole 15 in the bottom of the fixed die 17 are used for receiving the bottom of the penetrating large punch 7 and the bottom of the small punch 5, so that the drilling of the clamp 13 can be completed.

Referring to fig. 2, the clamping device 9 includes a left clamping ring 901, the left clamping ring 901 is movably connected with a right clamping ring 903 through a connecting ring 904, the diameter of the right clamping ring 903 is smaller than that of the left clamping ring 901 and is matched with that of the circular clamp 13, when the clamping device 9 clamps the clamp 13, two groups of bolts 11 are rotated, the bolts 11 drive the clamping rings 12 on two sides to move in opposite directions, the clamping rings 12 accordingly drive the left clamping ring 901 and the right clamping ring 903 on one side to move in opposite directions, clamping of the clamp 13 is achieved, the clamp 13 is a circular column, clamping of the clamping device 9 is facilitated, use is convenient, and use effect is good.

Example 2:

as shown in fig. 2, different from embodiment 1, the rubber layer 902 is provided in the inner cavity of the left clamping ring 901 and the right clamping ring 904, and the rubber layer 902 is provided, so that the clamp 13 is prevented from being damaged when the clamping device 9 clamps the clamp 13, and the protection effect is good.

Referring to fig. 1, the inner cavity of the middle of the base 18 is provided with a chip removal hole 14 matching with the large through hole 15 and the small through hole 16, and the chip removal hole 14 is designed to facilitate the collection of chips during drilling so as to facilitate the subsequent cleaning work.

Referring to fig. 1, the clearance hole 14 is rectangular, and both the width and the length of the clearance hole are greater than the farthest distance from the center of the large through hole 15 to the small through hole 16, so that the clearance hole 14 is designed to better collect chips, better fit with the large through hole 15 and the small through hole 16, and collect chips more comprehensively.

Referring to fig. 1, the number of the small through holes 6 is equal to the number of the small punches 5 and is matched with the small punches 11, and the equal number of the small through holes is convenient for matching with the small through holes 6 when the small punches 5 move downwards, so that the drilling position of the fixture 13 is more accurate, and the accuracy of the drilling position is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An assembled drilling mould convenient to use, includes base (18) and anchor clamps (13), its characterized in that: the improved structure of the punch press is characterized in that fixed blocks (10) are arranged on two sides of the top of the base (18), the fixed blocks (10) are fixedly connected with the telescopic columns (2), the fixed blocks (10) are connected with the base (18) through bolts II (19), the two telescopic columns (2) are connected with the top plate (8) through fixing screws, the top of the top plate (8) is connected with an electric push rod (6), the bottom of the electric push rod (6) is connected with a small punch (5) and a large punch (7) in a welding mode, the top of the base (18) is connected with a fixed die (17), grooves (1) are formed in the left side wall and the right side wall of the fixed die (17), a first bolt (11) is connected to the inner cavity of each groove (1) through threads, a clamping ring (12) is connected to the inner side end of the first bolt (11), the clamping ring (12) is connected with the clamping device (9), and a clamp (13) is arranged on the inner ring of the clamping device (9), the top of fixed mould (17) is connected with upper die base (3), upper die base (3) inner chamber is equipped with trompil (4), trompil (4) and little drift (5), big drift (7) phase-match, big through-hole (15) have been seted up between the top of fixed mould (17) and the bottom and with big drift (7) corresponding position, little through-hole (16) have been seted up between the top of fixed mould (17) and the bottom and with little drift (5) corresponding position.

2. The assembled drilling die of claim 1, wherein: the clamping device (9) comprises a left clamping ring (901), the left clamping ring (901) is movably connected with a right clamping ring (903) through a connecting ring (904), and the diameter of the right clamping ring (903) is smaller than that of the left clamping ring (901) and matched with a circular clamp (13).

3. A ready-to-use assembled drilling die as claimed in claim 2, wherein: rubber layers (902) are arranged in inner cavities of the left clamping ring (901) and the right clamping ring (903).

4. The assembled drilling die of claim 1, wherein: an inner cavity in the middle of the base (18) is provided with a chip removal hole (14) matched with the large through hole (15) and the small through hole (16).

5. The assembled drilling die of claim 4, wherein: the chip removal hole (14) is rectangular, and the width and the length of the chip removal hole are both larger than the maximum distance from the circle center of the large through hole (15) to the small through hole (16).

6. The assembled drilling die of claim 1, wherein: the number of the small through holes (16) is equal to that of the small punches (5) and is matched with the small punches (5).