CN217941664U

CN217941664U - Mold ejection device for hardware fitting production

Info

Publication number: CN217941664U
Application number: CN202221746616.XU
Authority: CN
Inventors: 郑奔
Original assignee: Dongguan Maya Precision Mould Co ltd
Current assignee: Dongguan Maya Precision Mould Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-02
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a mold ejection device for hardware fitting production, relating to the technical field of hardware fitting production; the utility model comprises a bottom plate, wherein both sides of the top end of the bottom plate are connected with lifting devices, a jacking box is connected between the two lifting devices, the top end of the jacking box is connected with a lower die body, the top end of the lower die body is provided with a die cavity, a long rod is connected between the lower parts of the inner walls of both sides of the jacking box, both sides of the outer surface of the long rod are respectively sleeved with a telescopic spring, the outer surface of the long rod is sleeved with two movable blocks, and the back-to-back ends of the two movable blocks are respectively and fixedly connected with the two telescopic springs; the utility model discloses a set up the liftout case, can be more convenient ejecting with the work piece of mould intracavity for the practicality of whole device is higher, and under the effect of the elevating gear who sets up, can be convenient for drive the bed die body and carry out the regulation of high position, makes the adaptability of whole device when using higher.

Description

Mold ejection device for hardware fitting production

Technical Field

The utility model relates to a hardware fitting production technical field specifically is a mould ejecting device is used in hardware fitting production.

Background

The hardware fitting refers to machine parts or components made of hardware and small hardware products, can be used independently or used as auxiliary tools, and is usually formed by punching by using a punching die during production, and an ejection device is usually used for taking out a workpiece in order to facilitate taking out the workpiece during use of the punching die.

The prior art has the following problems:

firstly, the devices are not convenient enough when ejecting workpieces, and the practicability of the whole ejection device is reduced;

secondly, these devices are not convenient for driving the lower die to adjust the height position, reducing the adaptability of the whole device when in use.

In order to solve the problems, the inventor provides a mold ejection device for hardware fitting production, which is used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The problems that a workpiece is not convenient to eject and the height position of a lower die is not convenient to drive are solved; an object of the utility model is to provide a mould ejecting device is used in hardware fitting production.

In order to solve the technical problem, the utility model adopts the following technical scheme: the mold ejection device for hardware fitting production comprises a bottom plate, wherein the lower end of the bottom plate is connected with a non-slip mat, the size of the bottom plate is the same as that of the non-slip mat, two sides of the top end of the bottom plate are both connected with lifting devices, an ejection box is connected between the two lifting devices, the top end of the ejection box is connected with a lower mold body, the length and the width of the lower mold body are respectively the same as those of the ejection box, and the top end of the lower mold body is provided with a mold cavity; a long rod is connected between the lower parts of the inner walls of the two sides of the ejecting box, telescopic springs are sleeved on the two sides of the outer surface of the long rod, two movable blocks are sleeved on the outer surface of the long rod, the back-to-back ends of the two movable blocks are fixedly connected with the two telescopic springs respectively, the top ends of the two movable blocks are connected with two first connecting plates, a connecting rod is hinged between the two first connecting plates on the same movable block, second connecting plates are hinged on the two sides of the top parts of the two connecting rods, one end of each second connecting plate, which is far away from the connecting rod, is connected with a movable plate, the top end of each movable plate is connected with a supporting rod, the top end of each supporting rod penetrates through the ejecting box and is connected with the ejecting plate, a through groove matched with the ejecting plate is formed in the lower inner wall of the die cavity, a vertical groove is formed in one end of the ejecting box, which faces the length direction of the bottom plate, and a T-shaped rod is movably inserted in the vertical groove, one end of the T-shaped rod is fixedly connected with the movable plate through the vertical groove, positioning pins are inserted into two sides of the other end of the T-shaped rod, when a workpiece needs to be ejected out of a die cavity in the lower die body after stamping forming is finished, the positioning pins on the T-shaped rod can be pulled out, because the top end surface of the ejection plate is flush with the lower inner wall of the die cavity during stamping, the extension spring is in an extruded state under the action of the positioning pins, the two movable blocks can move oppositely under the action of the elastic force of the extension spring after the positioning pins are pulled out, the connecting rod can generate the change of an inclination angle under the action of the first connecting plate and the second connecting plate, so that the movable plate starts to move upwards, the movable plate can drive the T-shaped rod to move upwards in the vertical groove, and the ejection plate can move upwards to eject the workpiece out of the die cavity under the action of the supporting rod, the workpiece which is processed is convenient for the worker to take away.

Preferably, the lifting device includes a lifting box, one end of the lifting box is fixedly connected to the ejection box, the height of the lifting box is the same as that of the ejection box, a rotating rod is inserted into the middle of the top end of the lifting box, a threaded rod is rotatably connected between the middle of the upper inner wall and the middle of the lower inner wall of the lifting box, the lower end of the rotating rod extends into the lifting box and is fixedly connected to the threaded rod, a moving block is sleeved on the outer surface of the threaded rod, guide rods are connected to both sides of the upper inner wall of the lifting box, movable rods are sleeved on the outer surface of the guide rods, the lower ends of the movable rods penetrate through the lifting box and are fixedly connected to the base plate, both ends of the moving block are fixedly connected to the two movable rods, when the lower mold body needs to be driven to adjust the height, the rotating rod on the lifting box in the lifting device can be rotated to drive the threaded rod to rotate, and when the threaded rod rotates, the moving block can move up and down, so that the two movable rods start to move up and down along the two guide rods respectively, thereby adjusting the height of the lower mold body.

Preferably, all open the spout on the both sides inner wall of lift case, and equal sliding connection has the slider in two spouts, two back of the body opposite one end upper portion of movable rod respectively with two slider fixed connection, the movable rod when reciprocating, the slider also can slide in the spout thereupon for the removal of movable rod is more stable.

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

1. the utility model discloses a set up the liftout box, after pulling out the locating pin, under the effect of T type pole, vertical slot, fly leaf, first connecting plate, second connecting plate, stock, expanding spring, connecting rod, movable block and bracing piece among them, can make the liftout plate move in the die cavity to can be more convenient for ejecting the work piece in the die cavity, be convenient for the staff to take away the work piece, improved the practicality of whole device;

2. the utility model discloses a set up elevating gear, under the effect of swing arm, threaded rod, movable block, guide bar, spout and slider wherein, can make the movable rod can reciprocate to can be convenient for drive bed die body and carry out the regulation of high position, improved the adaptability of whole device when using.

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 is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

Fig. 2 is a cross-sectional view of the ejection box and the lower mold body of the present invention.

Fig. 3 is a schematic view of the lifting device of the present invention.

Fig. 4 is a sectional view of the lifting device of the present invention.

In the figure: 1. a base plate; 2. ejecting the box; 3. a lifting device; 4. a lower die body; 5. a mold cavity; 6. a non-slip mat; 21. a T-shaped rod; 22. a vertical slot; 23. positioning pins; 24. a connecting rod; 25. a tension spring; 26. a movable block; 27. a second connecting plate; 28. a first connecting plate; 29. a long rod; 201. a movable plate; 202. a support bar; 203. ejecting the plate; 31. a lifting box; 32. rotating the rod; 33. a movable rod; 34. a slider; 35. a chute; 36. a threaded rod; 37. a guide bar; 38. moving the mass.

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.

The first embodiment is as follows: as shown in fig. 1-2, the utility model provides 1. A mold ejection device for hardware fitting production, which comprises a bottom plate 1, wherein two sides of the top end of the bottom plate 1 are both connected with lifting devices 3, an ejection box 2 is connected between the two lifting devices 3, the top end of the ejection box 2 is connected with a lower mold body 4, and the top end of the lower mold body 4 is provided with a mold cavity 5; be connected with stock 29 between the both sides inner wall lower part of ejecting case 2, extension spring 25 has all been cup jointed to the surface both sides of stock 29, two movable blocks 26 have been cup jointed to the surface of stock 29, back to face one end of two movable blocks 26 respectively with two extension spring 25 fixed connection, the top of two movable blocks 26 all is connected with two first connecting plates 28, and all articulated between two first connecting plates 28 on same movable block 26 have connecting rod 24, the top both sides of two connecting rod 24 all articulate there is second connecting plate 27, the one end that connecting rod 24 was kept away from to second connecting plate 27 is connected with fly leaf 201, the top of fly leaf 201 is connected with bracing piece 202, the top of bracing piece 202 is run through ejecting case 2 and is connected with ejecting plate 203, open the logical groove that has cooperation ejecting plate 203 to use on the lower inner wall of die cavity 5.

One end of the ejecting box 2 facing the length direction of the bottom plate 1 is provided with a vertical groove 22, a T-shaped rod 21 is movably inserted in the vertical groove 22, one end of the T-shaped rod 21 is fixedly connected with the movable plate 201 through the vertical groove 22, and positioning pins 23 are inserted on two sides of the other end of the T-shaped rod 21.

By adopting the above technical scheme, the arrangement of the T-shaped rod 21 can facilitate the manual driving of the movable plate 201 to move down, and under the action of the positioning pin 23, the movable plate 201 is more stable and does not move after the top end of the ejector plate 203 is attached to the lower inner wall of the mold cavity 5.

The lower end of the bottom plate 1 is connected with a non-slip mat 6, and the size of the bottom plate 1 is the same as that of the non-slip mat 6.

Through adopting above-mentioned technical scheme, setting up of slipmat 6 can make whole device more stable when placing.

The length and width of the lower die body 4 are the same as those of the ejection box 2, respectively.

Through adopting above-mentioned technical scheme, ejecting case 2 can support bed die body 4 for bed die body 4 is more stable at the during operation.

The second embodiment: as shown in fig. 3-4, the lifting device 3 includes a lifting box 31, a rotating rod 32 is inserted into the top middle portion of the lifting box 31, a threaded rod 36 is rotatably connected between the middle portions of the upper and lower inner walls of the lifting box 31, the lower end of the rotating rod 32 extends into the lifting box 31 and is fixedly connected with the threaded rod 36, a moving block 38 is sleeved on the outer surface of the threaded rod 36, guide rods 37 are connected to both sides of the upper inner wall of the lifting box 31, movable rods 33 are sleeved on the outer surface of the guide rods 37, the lower end of each movable rod 33 penetrates through the lifting box 31 and is fixedly connected with the bottom plate 1, and both ends of each moving block 38 are fixedly connected with two movable rods 33.

Through adopting above-mentioned technical scheme, elevating gear 3 can be convenient for drive down mould body 4 and carry out the regulation of high position.

All open the spout 35 on the both sides inner wall of lifting box 31, and equal sliding connection has slider 34 in two spouts 35, two movable rod 33 back to back one end upper portion with two slider 34 fixed connection respectively.

Through adopting above-mentioned technical scheme, the setting of spout 35 and slider 34 for the removal of movable rod 33 is more stable.

One end of the lifting box 31 is fixedly connected with the ejection box 2, and the height of the lifting box 31 is the same as that of the ejection box 2.

Through adopting above-mentioned technical scheme for the structure of whole device is more stable reasonable.

The working principle is as follows: when the device is used, the whole device is stably placed at a proper working position through the anti-slip pad 6 at the lower end of the bottom plate 1, when a workpiece needs to be ejected out of the die cavity 5 in the lower die body 4 after stamping forming, the positioning pin 23 on the T-shaped rod 21 can be pulled out, because the top end surface of the ejection plate 203 is flush with the lower inner wall of the die cavity 5 during stamping, the extension spring 25 is in an extruded state under the action of the positioning pin 23, after the positioning pin 23 is pulled out, the two movable blocks 26 can move oppositely under the action of the elastic force of the extension spring 25, the connecting rod 24 can generate the change of the inclination angle under the action of the first connecting plate 28 and the second connecting plate 27, so that the movable plate 201 starts to move upwards, meanwhile, the movable plate 201 can also drive the T-shaped rod 21 to move upwards in the vertical groove 22, at this time, under the action of the supporting rod 202, the ejector plate 203 can move upwards to eject the workpiece from the mold cavity 5, so that the worker can conveniently take the processed workpiece, when the lower mold body 4 needs to be driven to adjust the height position, the rotating rod 32 on the lifting box 31 in the lifting device 3 can be rotated, so that the rotating rod 32 drives the threaded rod 36 to rotate, when the threaded rod 36 rotates, the moving block 38 can move upwards and downwards, so that the two moving rods 33 start to move upwards and downwards along the two guide rods 37 respectively, thereby adjusting the height position of the lower mold body 4, when the moving rods 33 move upwards and downwards, the sliding block 34 can also slide in the sliding groove 35 along with the sliding block, and the moving of the moving rods 33 is more stable.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a mould ejecting device is used in hardware fitting production, includes bottom plate (1), its characterized in that: the lifting device (3) is connected to two sides of the top end of the bottom plate (1), the ejection box (2) is connected between the two lifting devices (3), the lower die body (4) is connected to the top end of the ejection box (2), and a die cavity (5) is formed in the top end of the lower die body (4);

be connected with stock (29) between the both sides inner wall lower part of ejecting case (2), expanding spring (25) have all been cup jointed to the surface both sides of stock (29), two movable block (26) have been cup jointed to the surface of stock (29), two back to back one end of movable block (26) respectively with two expanding spring (25) fixed connection, two the top of movable block (26) all is connected with two first connecting plate (28), and all articulates between two first connecting plate (28) on same movable block (26) has connecting rod (24), two the top both sides of connecting rod (24) all articulate there is second connecting plate (27), the one end that connecting rod (24) were kept away from in second connecting plate (27) is connected with fly leaf (201), the top of fly leaf (201) is connected with bracing piece (202), the top of bracing piece (202) runs through ejecting case (2) and is connected with ejecting board (203), open on the lower inner wall of die cavity (5) and have the logical groove that cooperation ejecting board (203) used.

2. The die ejection device for hardware fitting production, as claimed in claim 1, wherein a vertical groove (22) is formed in one end of the ejection box (2) facing the length direction of the bottom plate (1), a T-shaped rod (21) is movably inserted in the vertical groove (22), one end of the T-shaped rod (21) is fixedly connected with the movable plate (201) through the vertical groove (22), and positioning pins (23) are inserted in two sides of the other end of the T-shaped rod (21).

3. The mold ejection device for hardware fitting production as claimed in claim 1, wherein the lifting device (3) comprises a lifting box (31), a rotating rod (32) is inserted in the middle of the top end of the lifting box (31), a threaded rod (36) is rotatably connected between the middle of the upper inner wall and the middle of the lower inner wall of the lifting box (31), the lower end of the rotating rod (32) extends into the lifting box (31) and is fixedly connected with the threaded rod (36), a moving block (38) is sleeved on the outer surface of the threaded rod (36), guide rods (37) are connected to both sides of the upper inner wall of the lifting box (31), movable rods (33) are sleeved on the outer surface of the guide rods (37), the lower end of each movable rod (33) penetrates through the lifting box (31) and is fixedly connected with the bottom plate (1), and two ends of each moving block (38) are fixedly connected with two movable rods (33).

4. The mold ejection device for hardware fitting production as claimed in claim 3, wherein the inner walls of the two sides of the lifting box (31) are respectively provided with a sliding groove (35), the two sliding grooves (35) are respectively and slidably connected with a sliding block (34), and the upper parts of the back-to-back surfaces of the two movable rods (33) are respectively and fixedly connected with the two sliding blocks (34).

5. The mold ejection device for hardware fitting production according to claim 3, wherein one end of the lifting box (31) is fixedly connected with the ejection box (2), and the height of the lifting box (31) is the same as that of the ejection box (2).

6. The mold ejection device for hardware fitting production according to claim 1, wherein the lower end of the bottom plate (1) is connected with a non-slip mat (6), and the size of the bottom plate (1) is the same as that of the non-slip mat (6).

7. The die ejector device for hardware fitting production according to claim 1, wherein the length and width of the lower die body (4) are the same as those of the ejector box (2), respectively.