CN211515804U - Assembled TV set backplate stamping die - Google Patents

Abstract

The utility model belongs to the technical field of the mould, especially, assembled TV set backplate stamping die, though can continue the drawing of patterns to the comparison file, but can not adjust the moulding-die degree of depth, can not press out the shape of the different degree of depth to the quick-witted backplate, the little problem of application scope, the following scheme is put forward now, it includes the mount pad, lower mould and last mould, mount pad and lower mould be assembled between/be connected between, lower die cavity has been seted up at the top of lower mould, go up the die cavity has been seted up to the bottom of mould, there are model frame and punching press head in lower die cavity and the last die cavity respectively slidable mounting, two drawing of patterns push rod motors of bottom fixedly connected with of model frame, the same connecting plate of equal fixedly connected with on the output shaft. The utility model discloses not only can carry out the drawing of patterns behind the punching press, can adjust the punching press degree of depth simultaneously, enlarge application scope, can play buffering absorbing effect when the punching press, can noise reduction and vibrations.

Description

An assembled TV backplane stamping die

technical field

The utility model relates to the technical field of molds, in particular to a stamping mold for an assembled TV backplane.

Background technique

Stamping die is an indispensable process equipment for stamping production. In the production of TV backplane, the upper die and the lower die are usually used for stamping. After retrieval, the patent document with the application number: 201720942015.9 or the authorization announcement number: CN207170692U proposes an assembled TV backplane stamping die, which includes an upper die and a lower die, the lower end of the upper die is connected to the punching head, and the upper end of the lower die is opened There is a punching slot, the lower die is placed in the lower die slot on the base, and the lower end of the lower die slot is provided with a notch. The beneficial effects of the utility model are as follows: the lower mold adopts an assembly type, the lower mold is fixed on the base, and the replacement is very convenient; the telescopic rod controls the middle plate to move up and down, so that the push plate pushes the formed TV back plate out of the lower mold for molding In the groove, the structure is simple and the material removal effect is good; the positioning rod is used in the positioning, and the positioning rod adopts the buckle type, which is easy to pick and place.

Although the above-mentioned patent documents can continue to be demolded, the depth of the die cannot be adjusted, and the shape of the back plate of the machine cannot be pressed with different depths, and the scope of application is small.

Utility model content

The purpose of this utility model is to solve the shortcomings of the contrast document, which can continue to be demolded, but cannot adjust the depth of the die, cannot press out shapes of different depths on the back plate of the machine, and has a small scope of application. Stamping dies for TV backplanes.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

An assembled TV backplane stamping die, comprising a mounting seat, a lower mold and an upper mold, the mounting seat is assembled and connected to the lower mold, the top of the lower mold is provided with a lower mold groove, the bottom of the upper mold is provided with an upper mold groove, and the lower mold is provided with a lower mold groove. A model frame and a punching head are slidably installed in the die groove and the upper die groove, respectively. The bottom of the model frame is fixedly connected with two demoulding push rod motors, and the output shafts of the two demoulding push rod motors are fixedly connected with the same connection. The top of the connecting plate is fixedly connected with a plurality of demoulding rods, the demoulding rods are slidingly connected with the demoulding frame, and two lifting motors are fixedly connected to the bottom inner wall of the lower mold groove, and the output shafts of the two lifting motors are connected with the model. The bottom of the rack is fixedly connected.

Preferably, a buffer plate is slidably installed in the upper die groove, a plurality of damping buffer springs are fixedly installed between the top of the buffer plate and the top inner wall of the upper die groove, and a telescopic motor is fixedly installed at the bottom of the buffer plate. The output shaft is fixedly connected with the top of the punching head, and the damping buffer spring plays the role of punching buffer.

Preferably, four first telescopic rods are fixedly installed on the bottom of the buffer plate, the bottom ends of the four first telescopic rods are all fixedly connected with the top of the punching head, and four first telescopic rods are fixedly installed on the bottom inner wall of the lower die groove. Two telescopic rods, the tops of the four second telescopic rods are fixedly connected with the bottom of the model frame, the first telescopic rod guides and supports the punching head, and the second telescopic rod guides and supports the model frame.

Preferably, limit blocks are fixedly installed on both inner walls of the lower die groove, the model frame is adapted to the limit blocks, and the limit blocks limit the position of the model frame.

Preferably, the top of the lower mold is provided with four positioning grooves, the bottom of the upper mold is fixedly installed with four positioning rods, the positioning rods are matched with the positioning grooves, and the positioning rods and the positioning grooves cooperate to punch the upper mold and the lower mold. Guided positioning.

Compared with the prior art, the advantages of the present utility model are:

(1) In this scheme, the two demolding motors push multiple demolding rods upward through the connecting plate to demould the back plate of the machine, and when punching, the punching head is subjected to a reaction force, and the reaction force is transmitted to the buffer plate and the buffer plate. The force is transmitted to a plurality of damping buffer springs, and the damping buffer springs play a punching buffer function, which can relieve the impact force and reduce vibration and noise.

(2) In order to facilitate the adjustment of the punching depth, this scheme uses two lifting motors to drive the model frame to adjust the height. The lifting motor can adjust the degree of expansion and contraction of the punching head, and the punching head can be adjusted to match the model frame, which can adapt to different punching depths .

The utility model can not only carry out demoulding after punching, but also can adjust the punching depth, thus expanding the scope of application, and can play the effect of buffering and shock absorption during punching, and can reduce noise and vibration.

Description of drawings

Fig. 1 is the structural representation of a kind of assembled TV backplane stamping die proposed by the utility model;

2 is a side view structural schematic diagram of a model frame, a second telescopic rod and a lifting motor of a stamping die for an assembled TV back panel proposed by the utility model;

FIG. 3 is a schematic three-dimensional structure diagram of a lower die of an assembled TV backplane stamping die proposed by the utility model.

In the picture: 1 lower die, 2 upper die, 3 lower die groove, 4 upper die groove, 5 model frame, 6 positioning rod, 7 positioning groove, 8 punching head, 9 buffer plate, 10 damping buffer spring, 11 telescopic motor, 12 the first telescopic rod, 13 the demoulding rod, 14 the demoulding push rod motor, 15 connecting plate, 16 the second telescopic rod, 17 limit block, 18 lifting motor, 19 maintenance door, 20 mounting seat.

Detailed ways

The technical solutions in this embodiment will be clearly and completely described below with reference to the accompanying drawings in this embodiment. Obviously, the described embodiments are only a part of the embodiments of this embodiment, but not all of the embodiments.

Example 1

1-3, an assembled TV back panel stamping die includes a mounting seat 20, a lower mold 1 and an upper mold 2, the mounting seat 20 is assembled and connected to the lower mold 2, and a lower mold groove is opened on the top of the lower mold 1 3. The bottom of the upper die 2 is provided with an upper die groove 4, a model frame 5 and a punching head 8 are slidably installed in the lower die groove 3 and the upper die groove 4, and the bottom of the model frame 5 is fixedly connected with two demoulding push rods The motor 14 and the output shafts of the two ejector motors 14 are fixedly connected with the same connecting plate 15 , and the top of the connecting plate 15 is fixedly connected with a plurality of ejector rods 13 , and the ejector rods 13 slide with the ejector frame 5 . Connecting, two lifting motors 18 are fixedly connected to the bottom inner wall of the lower mold groove 3 , and the output shafts of the two lifting motors 18 are both fixedly connected to the bottom of the mold frame 5 .

In this embodiment, a buffer plate 9 is slidably installed in the upper die groove 4 , a plurality of damping buffer springs 10 are fixedly installed between the top of the buffer plate 9 and the top inner wall of the upper die groove 4 , and the bottom of the buffer plate 9 is fixedly installed with The telescopic motor 11, the output shaft of the telescopic motor 11 is fixedly connected with the top of the punching head 8, and the damping buffer spring 10 plays a punching buffer function.

In this embodiment, four first telescopic rods 12 are fixedly installed at the bottom of the buffer plate 9 , the bottom ends of the four first telescopic rods 12 are all fixedly connected with the top of the punching head 8 , and the bottom inner wall of the lower die groove 3 is fixed on the bottom. Four second telescopic rods 16 are installed, the tops of the four second telescopic rods 16 are fixedly connected to the bottom of the model frame 5, the first telescopic rods 12 guide and support the punching head 8, and the second telescopic rods 16 support the model frame. 5 for guide support.

In this embodiment, limit blocks 17 are fixedly installed on both inner walls of the lower die groove 3 , the model frame 5 is adapted to the limit blocks 17 , and the limit blocks 17 limit the position of the model frame 5 .

In this embodiment, four positioning grooves 7 are formed on the top of the lower mold 1, and four positioning rods 6 are fixedly installed at the bottom of the upper mold 2. The positioning rods 6 are matched with the positioning grooves 7, and the positioning rods 6 and the positioning grooves 7 Cooperate to guide and position the punching of the upper die 2 and the lower die 1.

Embodiment 2

1-3, an assembled TV back panel stamping die includes a mounting seat 20, a lower mold 1 and an upper mold 2, the mounting seat 20 is assembled and connected to the lower mold 2, and a lower mold groove is opened on the top of the lower mold 1 3, the bottom of the upper die 2 is provided with an upper die groove 4, a model frame 5 and a punching head 8 are slidably installed in the lower die groove 3 and the upper die groove 4, and the bottom of the model frame 5 is fixedly connected with two demoulding by screws. The push rod motor 14, the output shafts of the two ejector push rod motors 14 are connected with the same connecting plate 15 by screws, and the top of the connecting plate 15 is fixedly connected with a plurality of demoulding rods 13 by screws, and the demoulding rods 13 It is slidably connected with the stripping frame 5, and two lifting motors 18 are fixedly connected to the bottom inner wall of the lower mould groove 3 by screws. The die motor 14 pushes the plurality of demolding rods 13 to move upward through the connecting plate 15 to demold the back plate of the machine.

In this embodiment, a buffer plate 9 is slidably installed in the upper die groove 4 , a plurality of damping buffer springs 10 are fixedly installed between the top of the buffer plate 9 and the top inner wall of the upper die groove 4 , and the bottom of the buffer plate 9 is fixedly installed with The telescopic motor 11, the output shaft of the telescopic motor 11 and the top of the punching head 8 are fixedly connected by screws, and the damping buffer spring 10 plays a punching buffer function, which can relieve the impact force of the punching head 8 and reduce vibration and noise.

In this embodiment, four first telescopic rods 12 are fixedly installed at the bottom of the buffer plate 9 , and the bottom ends of the four first telescopic rods 12 are all fixedly connected with the top of the punching head 8 by screws. Four second telescopic rods 16 are fixedly installed on the upper part. The tops of the four second telescopic rods 16 are fixedly connected with the bottom of the model frame 5 by screws. The first telescopic rods 12 guide and support the punching head 8, and the second telescopic rods 16 Guide and support the model frame 5 .

In this embodiment, limit blocks 17 are fixedly installed on both inner walls of the lower die groove 3 , the model frame 5 is adapted to the limit blocks 17 , and the limit blocks 17 limit the position of the model frame 5 .

In this embodiment, four positioning grooves 7 are formed on the top of the lower mold 1, and four positioning rods 6 are fixedly installed at the bottom of the upper mold 2. The positioning rods 6 are matched with the positioning grooves 7, and the positioning rods 6 and the positioning grooves 7 Cooperate to guide and position the punching of the upper die 2 and the lower die 1.

In this embodiment, when in use, the lower die 1 and the mounting seat 20 are assembled and connected by screws, the mounting seat 20 is installed in a suitable position, and the upper die 2 is mounted on the driving device, and the driving device can be a driving device such as a hydraulic push rod, Place the machine back plate that needs to be punched on the top of the lower die 1, the driving device pushes the upper die 2 to move downward, and punches the machine back plate through the cooperation of the punching head 8 and the model frame 5. After the punching is completed, start two ejectors. The die motor 14, the two demolding motors 14 push the plurality of demolding rods 13 upward through the connecting plate 15 to demold the back plate of the machine, and when punching, the punching head 8 is subjected to a reaction force, and the reaction force is transmitted to the buffer plate 9. The buffer plate 9 transmits the force to a plurality of damping buffer springs 10. The damping buffer springs 10 play a punching buffer function, which can relieve the impact force, reduce vibration and noise. When it is necessary to adjust the punching depth of the back plate of the machine, The height of the model frame 5 is adjusted by the two lift motors 18 , and the telescopic degree of the punch 8 can be adjusted by the lift motor 11 .

The above descriptions are only preferred specific implementations of this embodiment, but the protection scope of this embodiment is not limited to this. The equivalent replacement or modification of the technical solution and the utility model concept of the embodiment should be included within the protection scope of the present embodiment.

Claims (5)

1. The utility model provides an assembled TV set backplate stamping die, includes mount pad, lower mould and last mould, mount pad and lower mould be assembled between/be connected between, and lower die cavity has been seted up at the top of lower mould, and the die cavity has been seted up to the bottom of going up the mould, and slidable mounting has model frame and punching press head respectively in lower die cavity and the last die cavity, its characterized in that, two drawing of patterns push rod motors of bottom fixedly connected with of model frame, the same connecting plate of equal fixedly connected with on the output shaft of two drawing of patterns push rod motors, a plurality of drawing of patterns poles of top fixedly connected with of connecting plate, drawing of patterns pole and drawing of patterns frame sliding connection, two lift motors of fixedly connected with on the bottom inner wall of lower die cavity, two lift motors's output shaft.

2. The assembly type TV set backboard stamping die according to claim 1, wherein a buffer plate is slidably mounted in the upper die cavity, a plurality of damping buffer springs are fixedly mounted between the top of the buffer plate and the inner wall of the top of the upper die cavity, a telescopic motor is fixedly mounted at the bottom of the buffer plate, and an output shaft of the telescopic motor is fixedly connected with the top of the stamping head.

3. The assembly type television backboard stamping die according to claim 2, wherein four first telescopic rods are fixedly mounted at the bottom of the buffer board, the bottom ends of the four first telescopic rods are fixedly connected with the top of the stamping head, four second telescopic rods are fixedly mounted on the inner wall of the bottom of the lower die cavity, and the top ends of the four second telescopic rods are fixedly connected with the bottom of the model frame.

4. The assembly type television backboard stamping die according to claim 1, wherein the inner walls of the two sides of the lower die cavity are fixedly provided with limiting blocks, and the die frame is matched with the limiting blocks.

5. The assembly type television backboard stamping die of claim 1, wherein the top of the lower die is provided with four positioning grooves, the bottom of the upper die is fixedly provided with four positioning rods, and the positioning rods are matched with the positioning grooves.

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