CN213860236U

CN213860236U - Novel thimble mechanism

Info

Publication number: CN213860236U
Application number: CN202022718614.7U
Authority: CN
Inventors: 毕雅楠; 刘东博; 王大勇
Original assignee: Tianjin Ribao Technology Co ltd
Current assignee: Tianjin Ribao Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-03
Anticipated expiration: 2030-11-23

Abstract

The embodiment of the utility model discloses novel thimble mechanism belongs to mould technical field, which comprises a base plate, the base plate top is provided with thimble mechanism, thimble mechanism includes the driving-disc, the shaft hole has been seted up in the middle part of driving-disc through, the shaft hole internal fixation is provided with the drive shaft, the bottom of drive shaft sets up the top at the base plate. The utility model discloses a set up thimble mechanism, the driving-disc rotates, because the reason of rotatory torsion, promote the second ejector pin and remove, make then the thimble body promote the slider and slide in the spout, and the guiding axle can remove through the direction drive horizontal pole of guide way, make thimble body image come and go the parallel slip, the global design is simple, through annular pivoted mode drive thimble body reciprocating motion, and, traditional bolt fastening's loaded down with trivial details step has been abandoned, when convenient to detach maintained, reduce mechanical wear, can effectual extension mechanism's life.

Description

Novel thimble mechanism

Technical Field

The embodiment of the utility model provides a relate to mould technical field, concretely relates to novel thimble mechanism.

Background

Ejector pins, which are plastic mold parts, are used in plastic molds, and are also called push rods, insert pins, middle pins, support pins, etc., sometimes, the center for lathes is also called an ejector pin, and it is also most commonly used to separate products from the molds in plastic molds.

However, in actual use, most of the existing thimble mechanisms are complex in structure, inconvenient to maintain and replace parts, large in load of the mechanisms and easy to deform, the mechanisms are damaged, and the shutdown phenomenon is caused by personnel due to long-time reciprocating work.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a novel thimble mechanism to self structure is complicated among the solution prior art, is not convenient for maintain, and deformation takes place easily for the mechanism, the problem that life is low.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a novel thimble mechanism comprises a base plate, wherein the top of the base plate is provided with the thimble mechanism;

the thimble mechanism comprises a driving disc, a shaft hole is formed in the middle of the driving disc in a penetrating manner, a driving shaft is fixedly arranged in the shaft hole, the bottom of the driving shaft is arranged at the top of the base plate, the driving disc is movably connected with the base plate through the driving shaft, a first driving rod is fixedly arranged at the top of the driving disc and positioned at one side of the surface of the shaft hole, a second driving rod is fixedly arranged at the other side of the surface of the shaft hole, a plurality of first supporting shafts are fixedly arranged at one side of the driving disc and positioned at the top of the base plate, a first transition wheel is fixedly arranged on the surface of each of the plurality of first supporting shafts, a plurality of second supporting shafts are fixedly arranged at the top of the first supporting shafts, a second transition wheel is fixedly sleeved on the outer surface of each of the plurality of second supporting shafts, a sliding groove is formed in the upper surface of the base plate and positioned between the first transition wheel and the second transition wheel, and a sliding block is arranged in the sliding groove, the fixed thimble body that is provided with in slider top, the fixed third back shaft that is provided with in base plate top and be close to driving-disc one side, the surface swing joint of third back shaft has the horizontal pole, the fixed first ejector pin that is provided with in horizontal pole bottom, one side top that the third back shaft was kept away from to the horizontal pole runs through and has seted up the guide way, the fixed connecting block that is provided with in thimble body top, the connecting block is towards the fixed second ejector pin that is provided with in one side of driving-disc, thimble body top just is located the guide way internal fixation and is provided with the guiding axle.

In a preferred embodiment, clamping grooves are formed in two sides of the sliding block, a fourth supporting shaft is fixedly arranged in each clamping groove, and a pulley is fixedly connected to the outer surface of each fourth supporting shaft.

In a preferred embodiment, a supporting frame is fixedly arranged at the bottom of the substrate, a driving motor is arranged in the supporting frame, and a rotating shaft is arranged at the output end of the driving motor.

In a preferred embodiment, one end of the rotating shaft penetrates through the base plate and is connected with the driving shaft

In a preferred embodiment, a plurality of supporting legs are arranged at the bottom of the base plate, and reinforcing plates are fixedly arranged at the tops of the supporting legs.

In a preferred embodiment, the slide block is matched with the structure of the sliding groove, and the guide shaft is matched with the structure of the guide groove.

In a preferred embodiment, one end of each of the first and second push rods is hemispherical, and the outer surfaces of the first and second push rods, the first and second driving rods are provided with electroplated layers.

In a preferred embodiment, the base plate, the slider, the driving disk, the thimble body, the first ejector rod and the second ejector rod are all made of stainless steel.

The embodiment of the utility model provides a have following advantage:

1. through setting up thimble mechanism, the driving-disc rotates, then make first actuating lever top in second ejector pin one side, because the reason of rotatory torsion, promote the second ejector pin and remove, then make thimble body promote the slider and slide in the spout, and the spout can play the effect of direction, do traction to the torsion of thimble body, can effectual reduction thimble body because the produced mechanical load of torsion removal, reduce mechanical friction, and the guiding axle can remove through the direction drive horizontal pole of guide way, make this round trip parallel sliding of thimble, the overall design is simple, through annular pivoted mode drive thimble body reciprocating motion, and, traditional bolt fastening's loaded down with trivial details step has been abandoned, in the time of convenient to detach maintenance, reduce mechanical wear, can effectual extension mechanism's life.

2. By arranging the first support shaft, the second support shaft, the first transition wheel and the second transition wheel, the first support shaft and the second support shaft can both play a supporting role, and the first transition wheel and the second transition wheel can play a guiding and transition role, so that the mechanical load generated by the movement of the thimble body due to the torsion is relieved, and the service life of the mechanism is further prolonged;

3. through setting up driving motor and driving-disc, driving motor is as drive element, starts driving motor, makes the driving-disc rotate then to make thimble body reciprocating motion, the design is simple, when satisfying high-efficient operation, does not need too much driver part, further reduction the cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is a side view of the overall structure of the present invention;

fig. 4 is a side view of the slider of the present invention.

In the figure: 1. a substrate; 2. a drive disc; 3. a shaft hole; 4. a drive shaft; 5. a first drive lever; 6. a second drive lever; 7. a first support shaft; 8. a first transition wheel; 9. two supporting shafts; 10. a second transition wheel; 11. a chute; 12. a slider; 13. a thimble body; 14. a third support shaft; 15. a cross bar; 16. a first ejector rod; 17. a guide groove; 18. connecting blocks; 19. a second ejector rod; 20. a guide shaft; 21. a card slot; 22. A fourth support shaft; 23. a pulley; 24. a support frame; 25. a drive motor; 26. a rotating shaft; 27. supporting legs; 28. a reinforcing plate.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the accompanying drawings 1-4 of the specification, the novel thimble mechanism comprises a base plate 1, wherein the top of the base plate 1 is provided with the thimble mechanism;

the thimble mechanism comprises a driving disc 2, a shaft hole 3 is formed in the middle of the driving disc 2 in a penetrating manner, a driving shaft 4 is fixedly arranged in the shaft hole 3, the bottom of the driving shaft 4 is arranged at the top of a substrate 1, the driving disc 2 is movably connected with the substrate 1 through the driving shaft 4, a first driving rod 5 is fixedly arranged at the top of the driving disc 2 and at one side of the surface of the shaft hole 3, a second driving rod 6 is fixedly arranged at the other side of the surface of the shaft hole 3, a plurality of first supporting shafts 7 are fixedly arranged at one side of the driving disc 2 and at the top of the substrate 1, first transition wheels 8 are fixedly arranged on the surfaces of the first supporting shafts 7, a plurality of second supporting shafts 9 are fixedly arranged at the top of the first supporting shafts 7, second transition wheels 10 are fixedly sleeved on the outer surfaces of the second supporting shafts 9, a sliding groove 11 is formed between the first transition wheels 8 and the second transition wheels 10 and at the upper surface of the substrate 1, be provided with slider 12 in the spout 11, the fixed thimble body 13 that is provided with in slider 12 top, the fixed third back shaft 14 that is provided with in 1 top of base plate and near driving-disc 2 one side, the surface swing joint of third back shaft 14 has horizontal pole 15, the fixed first ejector pin 16 that is provided with in horizontal pole 15 bottom, horizontal pole 15 is kept away from one side top of third back shaft 14 and is run through and seted up guide way 17, the fixed connecting block 18 that is provided with in thimble body 13 top, connecting block 18 is towards the fixed second ejector pin 19 that is provided with in one side of driving-disc 2, thimble body 13 top just is located guide way 17 internal fixation and is provided with guide axle 20.

The implementation mode is specifically as follows: the utility model discloses in the time of in-service use, drive shaft 4 rotates, drive driving-disc 2 rotates, then make 5 tops of first actuating lever in 19 one sides of second ejector pin, because the reason of rotatory torsion, promote 19 removals of second ejector pin, then make thimble body 13 promote slider 12 and slide in spout 11, and thimble body 13 is when sliding, guiding axle 20 can remove through the direction drive horizontal pole 15 of guide way 17, then make first ejector pin 16 and second actuating lever 6 contact, rotate by driving-disc 2 again, contact by first actuating lever 5 and second ejector pin 19, second actuating lever 6 contacts with first ejector pin 16, make thimble body 13 come and go the parallel slip.

As shown in fig. 4, clamping grooves 21 have been all seted up to slider 12 both sides, all fixedly in two clamping grooves 21 be provided with fourth back shaft 22, the outer fixed surface of fourth back shaft 22 is connected with pulley 23, and pulley 23 can play the effect of transition, can effectually reduce slider 12 because the produced mechanical load when torsion removes, reduces frictional force, can effectual extension mechanism's life.

As shown in fig. 3, a supporting frame 24 is fixedly arranged at the bottom of the substrate 1, a driving motor 25 is arranged in the supporting frame 24, a rotating shaft 26 is arranged at the output end of the driving motor 25, the driving motor 25 rotates, so that the rotating shaft 26 rotates, and the supporting frame 24 can play a supporting role, so that the driving motor 25 can be conveniently installed.

As shown in fig. 3, one end of the rotating shaft 26 penetrates through the substrate 1 and is connected to the driving shaft 4, and when the rotating shaft 26 rotates, the driving shaft 4 is driven to rotate, so that the driving disc 2 rotates.

As shown in figure 3, the bottom of the base plate 1 is provided with a plurality of supporting legs 27, the tops of the supporting legs 27 are all fixedly provided with reinforcing plates 28, the supporting legs 27 can play a role of supporting, the stability of the base plate 1 when placed can be increased, the contact area between the supporting legs 27 and the ground can be increased through the reinforcing plates 28, and the stability of the supporting legs 27 when placed is further increased.

As shown in fig. 1, the structure of the sliding block 12 is matched with that of the sliding groove 11, the structure of the guide shaft 20 is matched with that of the guide groove 17, the sliding groove 11 can play a role in guiding, mechanical load generated when the sliding block 12 slides can be effectively reduced, mechanical friction is reduced, the service life of the mechanism can be effectively prolonged, the guide shaft 20 can play a role in traction, and the guide groove 17 can conveniently move along with the guide shaft 20.

As shown in fig. 1, one end of each of the first ejector rod 16 and the second ejector rod 19 is set to be hemispherical, and the outer surfaces of the first ejector rod 16, the second ejector rod 19, the first driving rod 5 and the second driving rod 6 are provided with electroplated layers, so that the friction force can be effectively reduced by the electroplated layers, the mechanical wear can be further reduced, and the service life of the mechanism can be effectively prolonged.

As shown in fig. 1, the substrate 1, the slider 12, the driving disc 2, the thimble body 13, the first ejector rod 16 and the second ejector rod 19 are all made of stainless steel, and the stainless steel has good hardness and is not easy to deform, so that the service life of the mechanism can be effectively prolonged.

The implementation mode is specifically as follows: start driving motor 25 for axis of rotation 26 drives drive shaft 4 and rotates, then makes driving-disc 2 rotate, makes thimble body 13 smooth along the direction of spout 11 through slider 12, then makes horizontal pole 15 can remove through guiding axle 20, and supporting leg 27 can play the effect of support, stability when increasing base plate 1 fixed, and the plating layer can effectual reduction frictional force, further reduction mechanical wear, life that can effectual extension mechanism.

The utility model discloses use as follows: the driving motor 25 is started, so that the rotating shaft 26 drives the driving shaft 4 to rotate, then the driving disc 2 is rotated, then the first driving rod 5 is pushed against one side of the second ejector rod 19, due to the reason of the rotating torque force, the second ejector rod 19 is pushed to move, then the ejector pin body 13 pushes the sliding block 12 to slide in the sliding groove 11, the guide driving cross rod 15 can move through the guide groove 17, then the first ejector rod 16 is contacted with the second driving rod 6, then the driving disc 2 rotates, the first driving rod 5 is contacted with the second ejector rod 19, the second driving rod 6 is contacted with the first ejector rod 16, and the ejector pin body 13 slides back and forth in parallel.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

Claims

1. The utility model provides a novel thimble mechanism, includes base plate (1), its characterized in that: the top of the base plate (1) is provided with a thimble mechanism;

the thimble mechanism comprises a driving disc (2), a shaft hole (3) is formed in the middle of the driving disc (2) in a penetrating mode, a driving shaft (4) is fixedly arranged in the shaft hole (3), the bottom of the driving shaft (4) is arranged at the top of a substrate (1), the driving disc (2) is movably connected with the substrate (1) through the driving shaft (4), a first driving rod (5) is fixedly arranged at the top of the driving disc (2) and positioned at one side of the surface of the shaft hole (3), a second driving rod (6) is fixedly arranged at the other side of the surface of the shaft hole (3), a plurality of first supporting shafts (7) are fixedly arranged at one side of the driving disc (2) and positioned at the top of the substrate (1), a first transition wheel (8) is fixedly arranged on the surface of each of the plurality of first supporting shafts (7), a plurality of second supporting shafts (9) are fixedly arranged at the top of the first supporting shafts (7), a second transition wheel (10) is fixedly sleeved on the outer surface of each of the second support shafts (9), a sliding groove (11) is formed between each of the first transition wheels (8) and each of the second transition wheels (10) and located on the upper surface of the corresponding substrate (1), a sliding block (12) is arranged in each sliding groove (11), a thimble body (13) is fixedly arranged at the top of each sliding block (12), a third support shaft (14) is fixedly arranged at the top of each substrate (1) and close to one side of the corresponding driving disc (2), a cross rod (15) is movably connected to the outer surface of each third support shaft (14), a first ejector rod (16) is fixedly arranged at the bottom of each cross rod (15), a guide groove (17) is formed in the top of one side, far away from the corresponding third support shaft (14), of each cross rod (15) is fixedly provided with a connecting block (18), and a second ejector rod (19) is fixedly arranged at one side, facing the corresponding to the corresponding driving disc (2), of each connecting block (18), and a guide shaft (20) is fixedly arranged on the top of the thimble body (13) and positioned in the guide groove (17).

2. A novel ejector pin mechanism according to claim 1, characterized in that: clamping grooves (21) are formed in two sides of the sliding block (12), a fourth supporting shaft (22) is fixedly arranged in each clamping groove (21), and a pulley (23) is fixedly connected to the outer surface of each fourth supporting shaft (22).

3. A novel ejector pin mechanism according to claim 1, characterized in that: the base plate (1) bottom is fixed and is provided with carriage (24), be provided with driving motor (25) in carriage (24), the output of driving motor (25) is provided with axis of rotation (26).

4. A novel ejector pin mechanism according to claim 3, characterized in that: one end of the rotating shaft (26) penetrates through the base plate (1) and is connected with the driving shaft (4).

5. A novel ejector pin mechanism according to claim 1, characterized in that: the base plate (1) bottom set up with a plurality of supporting legs (27), it is a plurality of the top of supporting leg (27) all is fixed and is provided with reinforcing plate (28).

6. A novel ejector pin mechanism according to claim 1, characterized in that: the structure of the sliding block (12) is matched with that of the sliding groove (11), and the structure of the guide shaft (20) is matched with that of the guide groove (17).

7. A novel ejector pin mechanism according to claim 1, characterized in that: one end of each of the first ejector rod (16) and the second ejector rod (19) is arranged to be hemispherical, and electroplated layers are arranged on the outer surfaces of the first ejector rod (16), the second ejector rod (19), the first driving rod (5) and the second driving rod (6).

8. A novel ejector pin mechanism according to claim 1, characterized in that: the base plate (1), the sliding block (12), the driving disc (2), the thimble body (13), the first ejector rod (16) and the second ejector rod (19) are all made of stainless steel.