CN214872298U - Thrust rod rubber ball hinge forming die - Google Patents

Abstract

The utility model discloses a distance rod rubber ball pivot forming die, including last mould, well mould and lower mould, the lower mould adopts split type structure, it is including the die holder, install the lower bolster on the die holder, install the fixed lower die body that the interval set up on the lower bolster, the both sides of fixed lower die body are equipped with the activity respectively down the die body, it has the arc draw-in groove one that a plurality of intervals set up to distribute on the fixed lower die body, be equipped with draw-in groove one under the activity on the die body respectively, well mould is including mounting panel two, it has the well die body that the interval set up to distribute on the mounting panel two, it has the draw-in groove two that corresponds the complex with the draw-in groove to distribute on the face of well die body, go up the mould including the cope match-plate pattern, it has the last die body that corresponds with fixed lower die body to distribute on the bottom face of cope match-plate pattern, it has arc draw-in groove two to distribute on the last die body. The utility model discloses only need artifical card put with take out can, manual operation labour saving and time saving directly is the finished product after taking out, need not beat the operation again, has reduced artifical intensity of labour, has improved work efficiency.

Description

Thrust rod rubber ball hinge forming die

The technical field is as follows:

the utility model relates to a distance rod rubber ball pivot production and processing field mainly relates to a distance rod rubber ball pivot forming die.

Background art:

the thrust rod spherical hinge is also a main connecting piece of the thrust rod, and generally, the thrust rod spherical hinge is formed by coating one or more layers of rubber or rubber metal parts on a metal mandrel and then wrapping a metal outer sleeve; when compounding one deck or multilayer rubber on the metal dabber, what often adopted is that ordinary mould is processed, when clamping and placing, in order to guarantee the position of injecting glue, ball pivot both ends need to place corresponding spacing snap ring and carry on spacingly, later in the middle of clamping the lower mould, its injecting glue high temperature vulcanization becomes integrative back, the ejection mechanism of rethread lower mould bottom is ejecting with the ball pivot, then the artifical auxiliary operation bench of taking out equipment one side one by one removes spacing snap ring, the mode that its adopted is the mode of artifical beating, artifical intensity of labour is big, waste time and energy, work efficiency is low, and because the ball pivot that just vulcanize the shaping and come out, its temperature ratio is higher, during manual operation, because hold by hand, consequently will partly protect, the adversary stability is good, otherwise can have certain potential safety hazard, can not satisfy the requirement of batch processing production.

The utility model has the following contents:

the utility model discloses the purpose is exactly in order to compensate prior art's defect, provides a distance rod rubber ball pivot forming die, and aim at has solved the problem that above-mentioned background art provided.

The utility model discloses a realize through following technical scheme:

a thrust rod rubber ball hinge forming die comprises an upper die, a middle die and a lower die, wherein the lower die is of a split structure and comprises a lower die base, a lower die plate is mounted on the lower die base, fixed lower die bodies arranged at intervals are mounted on the lower die plate, movable lower die bodies matched with the fixed lower die bodies are respectively arranged on two sides of each fixed lower die body, a plurality of arc-shaped clamping grooves I which are arranged at intervals and used for clamping fixed ball heads are distributed on the fixed lower die bodies, clamping grooves I used for clamping ball pins are respectively arranged on the movable lower die bodies, limiting ring grooves I used for limiting and clamping ball hinges and matched with the ball pins are respectively arranged at the inner ports of the clamping grooves of the two matched movable lower die bodies, two ends of each movable lower die body are respectively fixed on mounting plates I on two sides of the base, the middle die comprises a mounting plate II, middle die bodies matched with the movable lower die bodies are distributed on the mounting plates II at intervals, the bottom end face of the middle die body is distributed with a second clamping groove correspondingly matched with the clamping groove, the inner port of the second clamping groove is also respectively provided with a second limiting ring groove oppositely matched with the first limiting ring groove, the upper die comprises an upper die plate, the bottom end face of the upper die plate is distributed with an upper die body corresponding to the fixed lower die body, and the upper die body is provided with arc-shaped clamping grooves.

And positioning columns corresponding to the ball pin fixing holes are respectively arranged in the first clamping grooves.

The movable lower die body is distributed with guide holes which are obliquely and outwards arranged, guide rods matched with the guide holes are arranged in the guide holes, and the bottom ends of the guide rods are respectively and fixedly arranged on the lower die plate.

The two ends of the upper end face of the movable lower die body are respectively provided with a first limiting convex edge, the cross section of the first limiting convex edge is trapezoidal, and the two ends of the lower end face of the middle die body are respectively provided with a first limiting groove matched with the first limiting convex edge.

Two sides of the upper end surface of the lower die plate are distributed with second limiting convex edges, the cross sections of the second limiting convex edges are trapezoidal, and second limiting grooves matched with the second limiting convex edges are formed in the bottom end surface of the movable lower die body.

The mounting plate I corresponds to the mounting plate II in position, the mounting plate I and the mounting plate II are identical in structure and respectively comprise a plate body, a guide groove is formed in the inner side surface of the plate body, and the end parts of the two ends of the movable lower die body and the middle die body are respectively clamped in the guide groove and guided to move in the guide groove.

The principle is as follows: the discharging of the ball hinge can be conveniently carried out after the forming through the structure of the split type lower die, the matching of the first arc-shaped clamping groove on the fixed lower die body and the first clamping groove on the movable lower die body forms a die cavity of the lower die, the die cavity is used for clamping the ball hinge, the matching of the second clamping groove on the middle die body and the second arc-shaped clamping groove on the upper die body forms a die cavity matched with the lower die cavity, the two die cavities are involutory and used for clamping the fixed ball hinge, the limiting ring groove I at the inner port of the first clamping groove of the movable lower die body and the limiting ring groove II at the inner port of the second clamping groove of the middle die body play a role of limiting, after the fixed ball hinge is clamped, a glue injecting space can be formed between the middle die body and the ball head, the glue and the ball head can be conveniently formed, during the forming, the middle die body and the upper die body are descended to be correspondingly buckled with the fixed lower die body and the movable lower die body to form a die body, the die assembly, the upper die is firstly reset after the forming, the middle die body is reset, and then the movable lower die body is ascended, thereby make the bulb of the middle part injecting glue of ball pivot break away from fixed lower die body, because the pivot at ball pivot both ends just corresponds to clamp in draw-in groove one, later can directly take out the ball pivot from the activity lower mould can, its mould overall design is reasonable, the in-process only need the manual work card put with take out can, manual operation labour saving and time saving directly is the finished product after taking out, need not beat the operation again, the labor intensity of the manual work has been reduced, work efficiency is improved, the requirement of batch processing production has been satisfied.

The utility model has the advantages that:

the utility model discloses mould overall design is reasonable, and the in-process only needs the manual card put with take out can, manual operation labour saving and time saving directly be the finished product after taking out, need not beat the operation again, has reduced artifical intensity of labour, has improved work efficiency, has satisfied batch production's requirement.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a schematic structural view of a middle mold.

Fig. 4 is a schematic structural view of the upper die.

Reference numerals:

1. an upper die; 2. a middle mold; 3. a lower die; 4. a lower die holder; 5. a lower template; 6. fixing the lower die body; 7. a movable lower die body; 8. a first clamping groove; 9. a first limiting ring groove; 10. a second mounting plate; 11. a middle die body; 12. a second clamping groove; 13. a second limiting ring groove; 14. mounting a template; 15. feeding a mold body; 16. an arc-shaped clamping groove II; 18. a guide bar; 19. a first limiting convex rib; 20. a first limiting groove; 21. a second limiting convex rib; 22. and a second limiting groove.

The specific implementation mode is as follows:

see the drawings.

A thrust rod rubber ball hinge forming die comprises an upper die 1, a middle die 2 and a lower die 3, wherein the lower die 3 is of a split structure and comprises a lower die seat 4, a lower die plate 5 is installed on the lower die seat 4, fixed lower die bodies 6 arranged at intervals are installed on the lower die plate 5, movable lower die bodies 7 matched with the fixed lower die bodies 6 are respectively arranged on two sides of each fixed lower die body 6, a plurality of arc-shaped clamping grooves I8 which are arranged at intervals and used for clamping fixed ball heads are distributed on each fixed lower die body 6, clamping grooves I8 used for clamping ball pins are respectively arranged on each movable lower die body 7, limiting ring grooves I9 used for limiting and clamping ball hinges and matched with the ball pins are respectively arranged at the inner ports of the clamping grooves I8 of the two matched movable lower die bodies 7, two ends of each movable lower die body 7 are respectively fixed on a mounting plate I on two sides of the lower die seat 4, the middle die 2 comprises a mounting plate II 10, middle die bodies 11 matched with the movable lower die bodies 7 are distributed on the mounting plate II 10 at intervals, a second clamping groove 12 corresponding to the first clamping groove 8 is distributed on the bottom end face of the middle die body 11, a second limiting ring groove 13 corresponding to the first limiting ring groove 9 is also respectively arranged at the inner port of the second clamping groove 12, the upper die 3 comprises an upper die plate 14, an upper die body 15 corresponding to the fixed lower die body 6 is distributed on the bottom end face of the upper die plate 14, and an arc-shaped second clamping groove 16 is distributed on the upper die body 15.

Furthermore, positioning columns corresponding to the ball pin fixing holes are arranged in the first clamping grooves 8 respectively. The clamping groove I is used for fixing the end part of the ball pin, and the positioning column is matched with the hole in the end part of the ball pin, so that the two ends of the ball hinge are fixed, and the stability of the ball hinge in the forming process is guaranteed.

Furthermore, guide holes which are obliquely and outwards arranged are distributed on the movable lower die body 7, guide rods 18 which are matched with the guide holes are arranged in the guide holes, and the bottom ends of the guide rods 18 are respectively and fixedly arranged on the lower die plate 5. When the movable lower die body is lifted, the guide holes are matched with the guide rods on the lower die plate in a guiding mode, on one hand, the stability in the lifting process is guaranteed, on the other hand, the inclined guide rods are used for guiding, the movable lower die bodies on two sides of the fixed lower die body can be slightly pulled outwards, and the outwards acting force enables rubber vulcanized at two end portions of the ball head to be separated from the limiting ring groove, so that materials are taken. Two end parts of the upper end surface of the movable lower die body 7 are respectively provided with a first limiting convex edge 19, the cross section of the first limiting convex edge 19 is trapezoidal, and two end parts of the lower end surface of the middle die body 11 are respectively provided with a first limiting groove 20 matched with the first limiting convex edge 19. The movable lower die body is buckled and limited with the middle die body in a matched mode through the first limiting convex edge and the first limiting groove in a guiding mode. Two sides of the upper end surface of the lower template 5 are distributed with two limiting convex edges 21, the cross section of the two limiting convex edges 21 is trapezoidal, and the bottom end surface of the movable lower die body 7 is provided with a second limiting groove 22 matched with the two limiting convex edges 21. The guide limit of the movable lower die body and the lifting process can be realized through the matching of the second limit rib on the lower die plate and the second limit groove on the movable lower die body.

Furthermore, the first mounting plate corresponds to the second mounting plate 10 in position, and the first mounting plate and the second mounting plate have the same structure and respectively comprise plate bodies, guide grooves are formed in the inner side surfaces of the plate bodies, and the end parts of the two ends of the movable lower die body 7 and the middle die body 11 are respectively clamped in the guide grooves and guided to move in the guide grooves. The end parts of the two ends of the movable lower die body and the middle die body are respectively clamped in the guide grooves, so that the movable lower die body and the middle die body can be clamped and positioned in a guiding mode, the requirement for a process of alternately loading and forming an upper die body which is universal for the double-station lower die body can be met, and the movable lower die body and the middle die body can be lifted synchronously along with the lifting of the positions of the first mounting plate and the second mounting plate to realize die assembly and die opening.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" 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 should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 (6)

1. The utility model provides a thrust bar rubber ball pivot forming die, is including last mould (1), well mould (2) and lower mould (3), its characterized in that: the lower die (3) is of a split structure and comprises a lower die base (4), a lower die plate (5) is mounted on the lower die base (4), fixed lower die bodies (6) arranged at intervals are mounted on the lower die plate (5), movable lower die bodies (7) matched with the fixed lower die bodies are respectively arranged on two sides of each fixed lower die body (6), a plurality of arc-shaped clamping grooves (8) which are arranged at intervals and used for clamping fixed ball heads are distributed on each fixed lower die body (6), clamping grooves (8) used for clamping ball pins are respectively arranged on each movable lower die body (7), limiting ring grooves (9) used for limiting ball hinges and clamping and matching the ball pins are respectively arranged at the inner ports of the clamping grooves (8) of the two matched movable lower die bodies (7), two ends of each movable lower die body (7) are respectively fixed on the first mounting plates on two sides of the lower die base (4), and the middle die (2) comprises a second mounting plate (10), it has interval setting and activity die body (7) complex well die body (11) to distribute on mounting panel two (10), it has and corresponds complex draw-in groove two (12) with draw-in groove one (8) to distribute on the bottom face of well die body (11), and the inner port department of draw-in groove two (12) also is equipped with respectively with spacing annular two (13) that spacing annular is involuted (9), go up mould (1) including cope match-plate pattern (14), it has last die body (15) that correspond with fixed die body (6) down to distribute on the bottom face of cope match-plate pattern (14), it has arc draw-in groove two (16) to be equipped with to distribute on last die body (15).

2. The thrust rod rubber ball hinge forming die of claim 1, wherein: and positioning columns corresponding to the ball pin fixing holes are respectively arranged in the first clamping grooves (8).

3. The thrust rod rubber ball hinge forming die of claim 1, wherein: the movable lower die body (7) is distributed with guide holes which are obliquely and outwards arranged, guide rods (18) matched with the guide holes are arranged in the guide holes, and the bottom ends of the guide rods (18) are respectively and fixedly arranged on the lower die plate (5).

4. The thrust rod rubber ball hinge forming die of claim 1, wherein: the movable lower die body (7) is characterized in that two end parts of the upper end face of the movable lower die body are respectively provided with a first limiting convex edge (19), the section of the first limiting convex edge (19) is trapezoidal, and two end parts of the lower end face of the middle die body (11) are respectively provided with a first limiting groove (20) matched with the first limiting convex edge (19).

5. The thrust rod rubber ball hinge forming die of claim 1, wherein: two sides of the upper end surface of the lower template (5) are distributed with two limiting convex edges (21), the cross sections of the two limiting convex edges (21) are trapezoidal, and the bottom end surface of the movable lower die body (7) is provided with a second limiting groove (22) matched with the two limiting convex edges (21).

6. The thrust rod rubber ball hinge forming die of claim 1, wherein: the mounting plate I corresponds to the mounting plate II (10) in position, the mounting plate I and the mounting plate II are identical in structure and respectively comprise a plate body, a guide groove is formed in the inner side surface of the plate body, and the end parts of the two ends of the movable lower die body (7) and the middle die body (11) are respectively clamped in the guide groove and guided to move in the guide groove.

Images