CN212123874U

CN212123874U - Precise positioning mechanism for precise die

Info

Publication number: CN212123874U
Application number: CN202020418467.9U
Authority: CN
Inventors: 张荣貌
Original assignee: Shenzhen Gaosong Technology Co ltd
Current assignee: Shenzhen Gaosong Technology Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-12-11
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses an accurate positioning mechanism of precision mold, including die holder and upper die base, the upper die base is located the top of die holder, the top fixedly connected with bed die of die holder, the bottom fixedly connected with of upper die base goes up the mould, the top bilateral symmetry of die holder is equipped with the fixing base, fixing base and die holder fixed connection, the top of fixing base is equipped with the guide bar, the top fixedly connected with direction lug of guide bar, the spacing groove has been seted up to the bottom of guide bar, the limiting groove is equipped with the gag lever post, the bottom of gag lever post and the top fixed connection of fixing base, the guide bar passes through spacing subassembly with the fixing base and is connected, the bilateral symmetry of upper die base is equipped with the fixed plate, the guiding hole has been seted up on the top of fixed plate. Accurate mould accurate positioning mechanism, change fixed plate and guide bar that can be simple convenient, the precision of location is improved to the influence of compound die to reducing wear.

Description

Precise positioning mechanism for precise die

Technical Field

The utility model relates to the technical field of mold, in particular to accurate positioning mechanism of precision mold.

Background

The mould plays an important role in the mechanical industry, the existing mould is generally provided with a lower mould matched with an upper mould, namely the mould is composed of the upper mould and the lower mould, when the upper mould and the lower mould are matched, dislocation is easy to occur, positioning devices are required to be arranged on the upper mould and the lower mould, so that accurate positioning can be ensured when the upper mould and the lower mould are matched, the existing mould positioning devices are multiple, generally guide columns and guide holes are adopted for guiding and matching, surface abrasion is easy to occur after the guide columns are used for a period of time, the guide holes can be enlarged, how to continue to use, even if the upper mould and the lower mould deviate, the mould can also be matched, and defective products are easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides accurate positioning mechanism of precision mould can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the precise positioning mechanism for the precision die comprises a lower die holder and an upper die holder, wherein the upper die holder is positioned above the lower die holder, the top end of the lower die holder is fixedly connected with a lower die, the bottom end of the upper die holder is fixedly connected with an upper die, fixing seats are symmetrically arranged on two sides of the top end of the lower die holder and are fixedly connected with the lower die holder, guide rods are arranged on the top ends of the fixing seats, guide convex blocks are fixedly connected with the top ends of the guide rods, limiting grooves are formed in the bottom ends of the guide rods, limiting rods are arranged in the limiting grooves, the bottom ends of the limiting rods are fixedly connected with the top ends of the fixing seats, the guide rods are connected with the fixing seats through limiting assemblies, fixing plates are symmetrically arranged on two sides of the upper die holder, guide holes are formed in the top ends of the fixing plates and are matched with, the supporting plate is fixedly connected with the upper die base, and the supporting plate is connected with one side of the top end of the fixing plate through a plurality of first fixing bolts.

Preferably, spacing subassembly is including setting up in the solid fixed ring of guide bar bottom both sides, gu fixed ring and guide bar fixed connection, gu be equipped with the screw thread post in the fixed ring, the bottom of screw thread post and the top fixed connection of fixing base, the outside cover of screw thread post is equipped with the movable ring that is located solid fixed ring top, the screw thread post is threaded connection with the connected mode of movable ring.

Preferably, the guide projection is of a truncated cone-shaped structure.

Preferably, clamping grooves are symmetrically formed in two sides of the upper die base, clamping plates are arranged in the clamping grooves, and the clamping plates are fixedly connected with the fixing plate.

Preferably, the two sides of the lower die holder are symmetrically provided with connecting plates, the connecting plates are fixedly connected with the lower die holder, and the top ends of the connecting plates are provided with second fixing bolts.

Compared with the prior art, the utility model discloses following beneficial effect has: through setting up the guide bar, the spacing groove, the gag lever post, the mating reaction of fixing base and spacing subassembly, when wearing and tearing appear in the surface of guide bar, the change of completion guide bar that can be simple convenient, and then the precision of location has been guaranteed, through setting up the fixed plate, backup pad and first fixing bolt's mating reaction, wearing and tearing appear when the guide hole, when leading to the diameter grow of guide hole, can be through changing the fixed plate, reduce the influence of wearing and tearing to the compound die, improve the precision of location, through the cooperation that sets up draw-in groove and cardboard, the stability that fixed plate and upper die base are connected has been increased, through the direction lug that sets up, even the position that the guide hole begins most takes place the deviation with the position of guide bar, also can lead through the direction lug, make the guide hole finally overlap the outside of locating the.

Drawings

FIG. 1 is a schematic view of the overall structure of the precise positioning mechanism of the precise mold of the present invention;

FIG. 2 is a front view of the precise positioning mechanism of the precise mold of the present invention;

fig. 3 is a partially enlarged schematic view of a portion a of fig. 1.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a lower die; 4. an upper die; 5. a fixed seat; 6. a guide bar; 7. a limiting groove; 8. a limiting rod; 9. a fixing plate; 10. a guide hole; 11. a support plate; 12. a first fixing bolt; 13. a card slot; 14. clamping a plate; 15. a guide projection; 16. a fixing ring; 17. a movable ring; 18. a threaded post; 19. a connecting plate; 20. and a second fixing bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the precise positioning mechanism for precision molds comprises a lower mold base 1 and an upper mold base 2, wherein the upper mold base 2 is located above the lower mold base 1, a lower mold 3 is fixedly connected to the top end of the lower mold base 1, an upper mold 4 is fixedly connected to the bottom end of the upper mold base 2, fixing bases 5 are symmetrically arranged on both sides of the top end of the lower mold base 1, the fixing bases 5 are fixedly connected to the lower mold base 1, guide rods 6 are arranged on the top ends of the fixing bases 5, guide convex blocks 15 are fixedly connected to the top ends of the guide rods 6, limiting grooves 7 are formed in the bottom ends of the guide rods 6, limiting rods 8 are arranged in the limiting grooves 7, the bottom ends of the limiting rods 8 are fixedly connected to the top ends of the fixing bases 5, the guide rods 6 are connected to the fixing bases 5 through limiting assemblies, fixing plates 9 are symmetrically arranged on both sides of the upper mold base 2, guide holes 10, the supporting plate 11 is fixedly connected with the upper die base 2, and the supporting plate 11 is connected with one side of the top end of the fixing plate 9 through a plurality of first fixing bolts 12;

the limiting assembly comprises fixing rings 16 arranged on two sides of the bottom of the guide rod 6, the fixing rings 16 are fixedly connected with the guide rod 6, threaded columns 18 are arranged in the fixing rings 16, the bottom ends of the threaded columns 18 are fixedly connected with the top end of the fixing seat 5, movable rings 17 located at the top ends of the fixing rings 16 are sleeved outside the threaded columns 18, the threaded columns 18 are in threaded connection with the movable rings 17, and the guide rod 6 is convenient to replace through the arranged limiting assembly; the guide lug 15 is in a truncated cone-shaped structure, and even if the initial position of the guide hole 10 deviates from the position of the guide rod 6, the guide lug 15 can be used for guiding, so that the guide hole 10 is finally sleeved outside the guide rod 6; clamping grooves 13 are symmetrically formed in two sides of the upper die holder 2, clamping plates 14 are arranged in the clamping grooves 13, the clamping plates 14 are fixedly connected with the fixed plate 9, and the stability of connection between the fixed plate 9 and the upper die holder 2 is improved by the matching of the clamping grooves 13 and the clamping plates 14; the bilateral symmetry of die holder 1 is equipped with connecting plate 19, and connecting plate 19 and die holder 1 fixed connection, the top of connecting plate 19 are equipped with second fixing bolt 20, and through the cooperation of connecting plate 19 and second fixing bolt 20, the die holder 1 of being convenient for is fixed on the operation panel.

It should be noted that, the utility model relates to a precise positioning mechanism for precision mold, when in use, through the cooperation of the connecting plate 19 and the second fixing bolt 20, the lower mold base 1 is conveniently fixed on the operation platform, in the mold closing process, the upper mold base 2 descends, through the cooperation of the guide hole 10 and the guide rod 6, the lower mold 3 and the upper mold 4 are precisely closed, when the deviation occurs between the initial position of the guide hole 10 and the position of the guide rod 6, the guide is performed through the guide lug 15, the guide hole 10 is finally sleeved outside the guide rod 6, along with the increase of the service time, the guide rod 6 and the guide hole 10 are worn, the movable ring 17 is rotated, the movable ring 17 is separated from the threaded column 18, and further the guide rod 6 is lifted, the fixing ring 16 is separated from the threaded column 18, meanwhile, the limit rod 8 is separated from the limit groove 7, and then the separation of the guide rod 6 is completed, and on the same order, the reverse, can accomplish the change of guide bar 6, rotatory first fixing bolt 12 simultaneously, make first fixing bolt 12 break away from fixed plate 9 and backup pad 11, and then drive fixed plate 9 keeps away from 2 removals of upper die base, make cardboard 14 break away from draw-in groove 13, can accomplish the split of fixed plate 9, on the same principle, reverse operation split step, can accomplish the change of fixed plate 9, and then simple convenient completion guide bar 6 and fixed plate 9's change, the influence of reducing wear to the compound die, improve the precision of location.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Accurate mould accurate positioning mechanism, including die holder (1) and upper die base (2), upper die base (2) are located the top of die holder (1), the top fixedly connected with bed die (3) of die holder (1), mould (4), its characterized in that on the bottom fixedly connected with of upper die base (2): fixing seats (5) are symmetrically arranged on two sides of the top end of the lower die holder (1), the fixing seats (5) are fixedly connected with the lower die holder (1), guide rods (6) are arranged on the top ends of the fixing seats (5), guide convex blocks (15) are fixedly connected with the top ends of the guide rods (6), limiting grooves (7) are formed in the bottom ends of the guide rods (6), limiting rods (8) are arranged in the limiting grooves (7), the bottom ends of the limiting rods (8) are fixedly connected with the top ends of the fixing seats (5), the guide rods (6) are connected with the fixing seats (5) through limiting assemblies, fixing plates (9) are symmetrically arranged on two sides of the upper die holder (2), guide holes (10) are formed in the top ends of the fixing plates (9), the guide holes (10) are matched with the guide rods (6), supporting plates (11) are symmetrically arranged on two sides of the top end of the upper die holder, the supporting plate (11) is fixedly connected with the upper die base (2), and the supporting plate (11) is connected with one side of the top end of the fixing plate (9) through a plurality of first fixing bolts (12).

2. The precision mold precision positioning mechanism of claim 1, characterized in that: spacing subassembly is including setting up in solid fixed ring (16) of guide bar (6) bottom both sides, gu fixed ring (16) and guide bar (6) fixed connection, gu be equipped with screw thread post (18) in fixed ring (16), the bottom of screw thread post (18) and the top fixed connection of fixing base (5), the outside cover of screw thread post (18) is equipped with activity ring (17) that are located solid fixed ring (16) top, screw thread post (18) are threaded connection with the connected mode of activity ring (17).

3. The precision mold precision positioning mechanism of claim 1, characterized in that: the guide projection (15) is of a circular truncated cone-shaped structure.

4. The precision mold precision positioning mechanism of claim 1, characterized in that: clamping grooves (13) are symmetrically formed in two sides of the upper die base (2), clamping plates (14) are arranged in the clamping grooves (13), and the clamping plates (14) are fixedly connected with the fixing plate (9).

5. The precision mold precision positioning mechanism of claim 1, characterized in that: the die comprises a lower die holder (1) and is characterized in that connecting plates (19) are symmetrically arranged on two sides of the lower die holder (1), the connecting plates (19) are fixedly connected with the lower die holder (1), and second fixing bolts (20) are arranged at the top ends of the connecting plates (19).