CN218139293U

CN218139293U - Plastic mould with double limiting structure

Info

Publication number: CN218139293U
Application number: CN202222614610.3U
Authority: CN
Inventors: 何俊荣
Original assignee: Shenzhen Debao Precision Technology Co ltd
Current assignee: Shenzhen Debao Precision Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-27
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a plastic mould with dual limit structure relates to plastic mould technical field, including die holder and upper die base, the top both ends symmetry sliding connection of die holder has tight piece, the bottom fixedly connected with control block of tight piece, the shifting chute that uses with the control block cooperation is seted up at the top of die holder, the shifting chute internal rotation is pegged graft and is had double-end lead screw, the die has been placed in the activity on two tight piece of pressing from both sides on the die holder between the tight piece, fixedly connected with positioning mechanism on the die holder of die both sides, the terrace die has been placed in die top activity, the fixed establishment of fixedly connected with and terrace die cooperation use on the upper die base. The utility model discloses it is rational in infrastructure, carry out spacing fixed to it through fixing a position the die and pressing from both sides tight piece through two to carry out dual spacing fixed to the die, guarantee when changing not unidimensional die and terrace die, make the die all fix the central point at the die holder and put, thereby make the feed liquor pipe on the upper die base can with the inlet coincidence on the terrace die.

Description

Plastic mould with double limiting structure

Technical Field

The utility model relates to a plastic mould technical field, in particular to plastic mould with dual limit structure.

Background

The plastic mold is a short name for a combined mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. The coordination change of the male die, the female die and the auxiliary forming system of the die can process a series of plastic parts with different shapes and sizes.

The convex die and the concave die in the traditional plastic die are fixed through bolts and upper and lower die seats, so that time and labor are wasted when different convex dies and different concave dies are replaced, and the different convex dies and different concave dies are not convenient to position after replacement, thereby influencing the production efficiency and the precision. Therefore, the plastic mould with the double limiting structure meets the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the application provides a plastic mould with dual limit structure, carry out spacing fixedly through fixing a position the die and pressing from both sides tight piece through two and carry out to it, thereby carry out dual spacing fixedly to the die, guarantee when changing not unidimensional die and terrace die, make the die all fix the central point at the die holder put, thereby make the feed liquor pipe on the upper die base can with the inlet coincidence on the terrace die, guarantee the stable use of die and terrace die, the different die and the terrace die of the quick replacement of being convenient for.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a plastic mould with dual limit structure, includes die holder and upper die base, the die holder with the equal fixedly connected with hydraulic stem in four corners between the upper die base, the fixed feed liquor pipe of pegging graft in top of upper die base, the top both ends symmetry sliding connection of die holder has two tight pieces of clamp, the bottom fixedly connected with control block of the tight piece of clamp, the shifting chute that with the control block cooperation is used has been seted up at the top of die holder, the shifting chute internal rotation is pegged graft there is double lead screw, just the control block screw thread rotates to cup joint on the double lead screw, two press from both sides between the tight piece the die is placed to the activity on the die holder the die, the die both sides fixedly connected with positioning mechanism on the die holder, the terrace die has been placed in the activity at die top, fixedly connected with on the upper die base with the fixed establishment that the terrace die cooperation was used.

Preferably, the positioning mechanism symmetry is seted up the die both sides mounting groove on the die holder, fixedly connected with slide bar in the mounting groove, the carriage release lever has been cup jointed in the slip on the slide bar, the carriage release lever is located one side top fixedly connected with locating piece of die, the carriage release lever is kept away from locating piece one side the spring has been cup jointed in the activity on the slide bar.

Preferably, the fixing mechanism comprises fixing blocks which are symmetrically and fixedly connected to two ends of the bottom of the upper die base, supporting rods are symmetrically and movably inserted into two ends of each fixing block, the two supporting rods are located between one ends of the male dies and fixedly connected with mounting blocks, the mounting blocks are located on one sides of the supporting rods, screws are rotatably inserted into the mounting blocks, screw threads of the screws are rotatably inserted into the fixing blocks, the mounting blocks are located on one sides of the male dies and fixedly connected with inserting blocks, and inserting grooves matched with the inserting blocks for use are formed in the male dies.

Preferably, the two ends of the bottom of the clamping block are symmetrically and fixedly connected with sliding blocks, and the lower die base is provided with sliding grooves matched with the sliding blocks for use.

Preferably, a plurality of fixing grooves are formed in the top of the lower die holder and one side, far away from the moving rod, of the positioning block, and balls are rotatably connected in the fixing grooves.

Preferably, one side of each of the two clamping blocks adjacent to each other is fixedly connected with a rubber pad.

To sum up, the utility model discloses a technological effect and advantage:

the utility model discloses in, at first fix the die spacing on the die holder through positioning mechanism, rotate double-end lead screw after that, double-end lead screw drives two clamp tight pieces and draws close each other and remove and laminate to the die, carry out spacing fixed to it through two clamp tight pieces to the die, thereby carry out dual spacing fixed to the die, guarantee when changing not unidimensional die and terrace die, can make the die all fix the central point at the die holder and put, thereby make the feed liquor pipe on the upper die holder can with the inlet coincidence on the terrace die, after the die is fixed, make the upper die holder move downwards through the hydraulic stem and paste back to the terrace die, fix the terrace die on the upper die holder through fixing mechanism after that, guarantee the stable use of die and terrace die, the different die and the terrace die of the quick replacement of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a plastic mold with a dual-position-limiting structure;

FIG. 2 is a schematic view of the fixing mechanism;

FIG. 3 is a schematic top view of the lower die holder.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a hydraulic lever; 4. a clamping block; 41. a slider; 42. a chute; 5. a control block; 6. a moving groove; 7. a double-end screw rod; 8. a female die; 9. a positioning mechanism; 91. mounting grooves; 92. a slide bar; 93. a travel bar; 94. positioning blocks; 95. a spring; 10. a male die; 11. a fixing mechanism; 111. a fixed block; 112. a support bar; 113. mounting blocks; 114. a screw; 115. inserting a block; 116. a slot; 12. a liquid inlet pipe; 13. fixing grooves; 14. and (4) a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 (b): referring to fig. 1, a plastic mold with a double limiting structure includes a lower mold base 1 and an upper mold base 2, and is characterized in that: the four corners between the lower die holder 1 and the upper die holder 2 are fixedly connected with hydraulic rods 3, the top of the upper die holder 2 is fixedly inserted with a liquid inlet pipe 12, two ends of the top of the lower die holder 1 are symmetrically and slidably connected with clamping blocks 4, the bottom of each clamping block 4 is fixedly connected with a control block 5, the top of the lower die holder 1 is provided with a moving groove 6 matched with the control block 5 for use, a double-headed screw 7 is rotatably inserted in the moving groove 6, the control block 5 is rotatably sleeved on the double-headed screw 7, a female die 8 is movably arranged on the lower die holder 1 between the two clamping blocks 4, positioning mechanisms 9 are fixedly connected on the lower die holder 1 at two sides of the female die 8, a male die 10 is movably arranged at the top of the female die 8, a fixing mechanism 11 matched with the male die 10 is fixedly connected on the upper die holder 2, rubber pads are fixedly connected on one side adjacent to the two clamping blocks 4, and two ends of the bottom of the clamping blocks 4 are symmetrically and fixedly connected with sliding blocks 41, the lower die holder 1 is provided with a sliding groove 42 matched with the sliding block 41 for use, firstly, the female die 8 is limited and fixed on the lower die holder 1 through the positioning mechanism 9, then the double-end lead screw 7 is rotated, the double-end lead screw 7 drives the two clamping blocks 4 to horizontally draw close each other through the sliding block 41 and the sliding groove 42 and attach to the female die 8, the female die 8 is positioned and limited and fixed through the two clamping blocks 4, so that the female die 8 is doubly limited and fixed, the female die 8 can be ensured to be fixed at the central position of the lower die holder 1 when the female die 8 and the male die 10 with different sizes are replaced, so that the liquid inlet pipe 12 on the upper die holder 2 can coincide with the liquid inlet on the male die 10, after the female die 8 is fixed, the upper die holder 2 is downwards moved and attached to the male die 10 through the hydraulic rod 3, and then the male die 10 is fixed on the upper die holder 2 through the fixing mechanism 11, the stable use of the female die 8 and the male die 10 is ensured, and the different female die 8 and male die 10 can be replaced quickly.

As a preferred embodiment of this embodiment, as shown in fig. 3, the positioning mechanisms 9 are symmetrically provided in the mounting grooves 91 on the lower die holder 1 on both sides of the female die 8, a slide rod 92 is fixedly connected in the mounting groove 91, a moving rod 93 is slidably sleeved on the slide rod 92, a positioning block 94 is fixedly connected to the top of one side of the female die 8 of the moving rod 93, a spring 95 is movably sleeved on the slide rod 92 on one side of the moving rod 93 away from the positioning block 94, the two moving rods 93 are respectively pulled, the moving rod 93 extrudes the spring 95 to move in the mounting groove 91, then the female die 8 is placed between the two positioning blocks 94, the moving rod 93 is released, the two moving rods 93 are moved by the resilience force of the spring 95 to drive the positioning block 94 to be attached to the female die 8, so as to limit-fix the female die 8 at the center position of the lower die holder 1 between the two positioning blocks 94.

As a preferred implementation manner of this embodiment, as shown in fig. 2, the fixing mechanism 11 includes fixing blocks 111 symmetrically and fixedly connected to two ends of the bottom of the upper die holder 2, support rods 112 are symmetrically and movably inserted into two ends of the fixing block 111, a mounting block 113 is fixedly connected between two ends of the support rods 112 located at one end of the punch 10, a screw 114 is rotatably inserted into one side of the mounting block 113 located at the support rod 112, the screw 114 is rotatably inserted into the fixing block 111, an insertion block 115 is fixedly connected to one side of the mounting block 113 located at the punch 10, a slot 116 used in cooperation with the insertion block 115 is formed in the punch 10, the screw 114 is rotated, the screw 114 pushes the mounting block 113 to horizontally move through the support rod 112, and the movable mounting block 113 drives the insertion block 115 to be inserted into the slot 116, so as to conveniently fix the punch 10 on the upper die holder 2.

As a preferred embodiment of this embodiment, according to fig. 3, a plurality of fixing grooves 13 are formed on both the top of the lower die holder 1 and a side of the positioning block 94 away from the moving rod 93, and the balls 14 are rotatably connected to the fixing grooves 13, so that the female die 8 can slide on the top of the lower die holder 1 and between the two positioning blocks 94 by the balls 14 rotating in the fixing grooves 13.

This practical theory of operation: firstly, two moving rods 93 are respectively pulled, the moving rods 93 extrude a spring 95 to move in a mounting groove 91, then a female die 8 is placed between two positioning blocks 94, the moving rods 93 are loosened, the two moving rods 93 are moved through the resilience force of the spring 95 to drive the positioning blocks 94 to be attached to the female die 8, so that the female die 8 is limited and fixed at the central position of a lower die holder 1 between the two positioning blocks 94, then a double-head screw 7 is rotated, the double-head screw 7 drives the two clamping blocks 4 to horizontally approach each other through a sliding block 41 and a sliding groove 42 for movement, the two moving clamping blocks 4 push the female die 8 to rotate in a fixing groove 13 between the two positioning blocks 94 and move at the top of the lower die holder 1 through a ball 14, and therefore the two clamping blocks 4 fix the female die 8 at the central position of the lower die holder 1, fix a position the die 8 and carry out spacing fixed to it through two tight piece 4 of clamp through two locating pieces 94, thereby carry out dual spacing fixed to die 8, guarantee when changing not unidimensional die 8 and terrace die 10, can make die 8 all fix the central point at die holder 1 and put, thereby make the feed liquor pipe 12 on the upper die base 2 can with the inlet coincidence on the terrace die 10, after fixing die 8, make the upper die base 2 downstream through hydraulic stem 3 paste back to on the terrace die 10, rotate screw 114 after that, screw 114 promotes installation piece 113 and removes through bracing piece 112 level, the installation piece 113 of removal drives in insert 115 inserts slot 116, thereby be convenient for fix terrace die 10 on upper die base 2, guarantee the stable use of die 8 and terrace die 10, be convenient for quick replacement different die 8 and terrace die 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a plastic mould with dual limit structure, includes die holder (1) and upper die base (2), its characterized in that: the die comprises a lower die holder (1), an upper die holder (2), a hydraulic rod (3) is fixedly connected to four corners of the lower die holder (1), a liquid inlet pipe (12) is fixedly inserted into the top of the upper die holder (2), clamping blocks (4) are symmetrically and slidably connected to two ends of the top of the lower die holder (1), a control block (5) is fixedly connected to the bottom of each clamping block (4), a moving groove (6) matched with the control block (5) is formed in the top of the lower die holder (1), a double-end lead screw (7) is inserted into the moving groove (6) in a rotating mode, the control block (5) is sleeved on the double-end lead screw (7) in a threaded rotating mode, a female die (8) is movably placed on the lower die holder (1) between the clamping blocks (4), positioning mechanisms (9) are fixedly connected to two sides of the female die (8) on the lower die holder (1), a male die (10) is movably placed on the top of the female die (8), and fixing mechanisms (11) matched with the male die (10) are fixedly connected to the upper die holder (2).

2. The plastic mold with a dual-position-limiting structure as claimed in claim 1, wherein: positioning mechanism (9) symmetry is seted up die (8) both sides mounting groove (91) on die holder (1), fixedly connected with slide bar (92) in mounting groove (91), slide bar (93) have been cup jointed in the slip on slide bar (92), slide bar (93) are located one side top fixedly connected with locating piece (94) of die (8), keep away from in slide bar (93) locating piece (94) one side spring (95) have been cup jointed in the activity on slide bar (92).

3. The plastic mold with a dual-position-limiting structure as claimed in claim 1, wherein: the fixing mechanism (11) comprises fixing blocks (111) which are symmetrically and fixedly connected to two ends of the bottom of the upper die base (2), supporting rods (112) are symmetrically and movably inserted into two ends of each fixing block (111), the two supporting rods (112) are located between one ends of the male dies (10), mounting blocks (113) are located on one sides of the supporting rods (112) and are rotatably inserted into screw rods (114), the screw rods (114) are rotatably inserted into the fixing blocks (111) in a threaded mode, the mounting blocks (113) are located on one sides of the male dies (10) and are fixedly connected with inserting blocks (115), and inserting grooves (116) matched with the inserting blocks (115) are formed in the male dies (10).

4. The plastic mold with a dual-position-limiting structure as claimed in claim 1, wherein: the two ends of the bottom of the clamping block (4) are symmetrically and fixedly connected with sliding blocks (41), and the lower die holder (1) is provided with sliding grooves (42) matched with the sliding blocks (41) for use.

5. The plastic mold with a dual-position-limiting structure as claimed in claim 2, wherein: a plurality of fixing grooves (13) are formed in the top of the lower die holder (1) and one side, far away from the moving rod (93), of the positioning block (94), and balls (14) are rotatably connected in the fixing grooves (13).

6. The plastic mold with a dual-position-limiting structure as claimed in claim 1, wherein: and one adjacent side of each of the two clamping blocks (4) is fixedly connected with a rubber pad.