CN217749149U - Speaker mesh production disjunctor frock of bending - Google Patents

Abstract

The utility model discloses a one-piece bending tool for the production of a horn net, which belongs to the technical field of the bending tool for the production of a horn net. The utility model relates to a one-piece bending tool for producing a horn net, comprising a punching table, and further comprising: a hydraulic telescopic column fixedly arranged on the punching table, a connecting block is fixedly connected to the telescopic end of the hydraulic telescopic column, and an upper template is slidably connected to the connecting block; The upper template is provided with a concave mold cavity; the ejector rod is fixedly connected to the connecting block; the utility model can drive the connecting block to move downward through the hydraulic telescopic column, and gradually limit and compress the speaker net through the rubber strip and the upper template, Then, the second piston head is squeezed by the ejector rod, so that the convex module moves up and cooperates with the cavity of the concave mold to bend the one-piece speaker mesh, which can facilitate demoulding and sliding after the one-piece speaker mesh is bent and formed, without manual labor. Carrying out feeding, fixing, demoulding and reclaiming improves production efficiency and reduces production costs.

Description

One-piece bending tooling for horn mesh production

technical field

The utility model relates to the technical field of bending tooling for horn net production, in particular to a one-piece bending tool for horn net production.

Background technique

The speaker mesh plays the role of dustproofing the speaker, protecting the speaker from damage, and adjusting the high-frequency tone. Generally, the speaker mesh is made of etching or woven mesh technology, and the size of the speaker mesh directly affects the size and tone of the sound. good or bad. In the production and processing of the horn net, it is necessary to press and bend the horn net.

The existing horn mesh production bending device is basically to manually put the sheet horn mesh on the stamping machine tool to fix it and operate the machine tool to bend it. After bending, manual demoulding is required, which leads to low production efficiency and high production cost. .

Utility model content

The purpose of this utility model is to solve the problem of low production efficiency and high cost in the production and bending process of horn nets in the prior art by manually putting sheet horn nets on stamping machine tools for stamping and bending. One-piece bending tooling for the production of speaker nets.

In order to achieve the above object, the utility model adopts the following technical solutions:

One-piece bending tooling for horn mesh production, including a stamping table, and also includes: a hydraulic telescopic column fixedly arranged on the stamping table, a connection block is fixedly connected to the telescopic end of the hydraulic telescopic column, and a connecting block is fixed on the telescopic end of the hydraulic telescopic column. The upper template is slidingly connected, and a concave cavity is provided on the upper template; the ejector rod is fixedly connected to the connecting block; the lower template is fixedly connected to the stamping table by bolts, and the lower template is slidably connected There is a convex module corresponding to the cavity of the concave die; a hydraulic component is used to drive the convex module to slide on the lower template.

In order to facilitate the upward movement of the convex module by squeezing the second piston head, preferably, the hydraulic assembly includes a first piston chamber and a second piston chamber, and the first piston chamber and the second piston chamber are both set on the lower template, The first piston chamber and the second piston chamber are connected through a communication pipe, the convex module is slidably connected in the first piston chamber, the bottom of the convex module is fixedly connected with a push rod, and the bottom of the push rod is fixedly connected with a second piston chamber. A piston head, the second piston head is slidably connected in the second piston chamber, and the end of the push rod away from the connecting block corresponds to the second piston head.

In order to facilitate the reset of the second piston head, further, a second spring is provided in the second piston cavity, one end of the second spring is fixedly connected to the bottom of the second piston head, and the other end of the second spring is fixedly connected to the bottom of the second piston head. On the inner wall of the second piston chamber.

Furthermore, the first piston cavity and the second piston cavity are filled with hydraulic oil.

In order to improve the stability during the downward movement of the connecting block, further, two of the ejector rod and the second piston cavity are symmetrically arranged.

In order to facilitate the support of the hydraulic telescopic column, preferably, a support side plate is fixedly connected to the stamping table, a support top plate is fixedly connected to the support side plate, and the hydraulic telescopic column is fixedly connected to the support top plate.

In order to facilitate the sliding connection of the upper template on the connecting block, preferably, a sliding groove is provided on the connecting block, and a telescopic rod is slidably connected in the sliding groove, and the upper template is fixedly connected to one end of the telescopic rod.

In order to provide a certain downward thrust for the upper formwork, further, a first spring is provided in the sliding groove, and both ends of the first spring are fixedly connected to the inner wall of the sliding groove and the telescopic rod respectively.

In order to facilitate the pressing of the one-piece horn net, preferably, a chute is symmetrically opened on the upper template, and a third spring is fixedly connected to the inner wall of the chute, and the end of the third spring away from the chute is fixed A pressing plate is connected, and the pressing plate is slidably connected in the chute, a rubber strip is fixedly connected to the bottom of the pressing plate, and a storage groove connected with the chute is provided on the upper template, and the rubber strip Corresponding to the storage slot.

In order to facilitate the guiding and limiting of the conjoined speaker net, preferably, two sets of guiding and limiting plates are symmetrically and fixedly connected to the stamping table, and each set of guiding and limiting plates is provided with two.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The utility model can drive the connecting block to move downward through the hydraulic telescopic column, and gradually limit the pressure on the speaker net through the rubber strip and the upper template. Tighten it, and then press the second piston head through the ejector rod, so that the convex module moves upwards and cooperates with the cavity of the die to bend and form the one-piece horn net, which can facilitate demoulding and sliding after the one-piece horn net is bent and formed. There is no need for manual loading, fixing, demoulding and retrieving, which improves production efficiency and reduces production costs.

Description of drawings

Fig. 1 is the front view of a kind of loudspeaker net production conjoined bending tool proposed by the utility model;

Fig. 2 is a structural schematic diagram of part A in Fig. 1 of a kind of speaker net production conjoined bending tooling proposed by the utility model;

Fig. 3 is the right side view of the one-piece bending tooling for the production of horn mesh proposed by the utility model;

Fig. 4 is a structural schematic diagram of part B in Fig. 3 of a one-piece bending tooling for horn mesh production proposed by the utility model.

In the figure: 1, stamping table; 11, support side plate; 12, support top plate; 13, guide limit plate; 2, hydraulic telescopic column; 3, connection block; 31, telescopic rod; Ejector; 4. Upper template; 41. Die cavity; 42. Chute; 43. Storage groove; 5. Lower template; 51. Convex module; 52. Push rod; 53. First piston head; 54. Connecting pipe ; 55, the second piston head; 56, the second spring; 6, the pressing plate; 61, the rubber strip; 62, the third spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Example:

Referring to Figures 1-4, a one-piece bending tool for the production of horn mesh, including a stamping table 1, also includes: a hydraulic telescopic column 2 fixedly arranged on the stamping table 1, and a connecting block is fixedly connected to the telescopic end of the hydraulic telescopic column 2 3. The upper template 4 is slidably connected to the connecting block 3, and the upper template 4 is provided with a die cavity 41; the ejector rod 33 fixedly connected to the connecting block 3; the lower template 5 fixedly connected to the stamping table 1 by bolts, A convex module 51 is slidably connected to the lower template 5 , and the convex module 51 corresponds to the die cavity 41 ; a hydraulic component is used to drive the convex module 51 to slide on the lower template 5 .

The hydraulic assembly includes a first piston chamber and a second piston chamber. Both the first piston chamber and the second piston chamber are set on the lower template 5. The first piston chamber and the second piston chamber are connected through a communication pipe 54, and the convex module 51 is slidably connected. In the first piston cavity, the push rod 52 is fixedly connected to the bottom of the convex module 51, the first piston head 53 is fixedly connected to the bottom of the push rod 52, the second piston head 55 is slidably connected to the second piston cavity, and the push rod 33 is far away from the connection. One end of the block 3 corresponds to the second piston head 55, and a second spring 56 is arranged in the second piston chamber, and one end of the second spring 56 is fixedly connected to the bottom of the second piston head 55, and the other end of the second spring 56 is fixedly connected to the second piston head 55. On the inner wall of the piston chamber, the first piston chamber and the second piston chamber are filled with hydraulic oil, and two ejector rods 33 and the second piston chamber are symmetrically arranged.

A support side plate 11 is fixedly connected to the stamping table 1 , a support top plate 12 is fixedly connected to the support side plate 11 , and the hydraulic telescopic column 2 is fixedly connected to the support top plate 12 .

A sliding groove is provided on the connecting block 3, and a telescopic rod 31 is slidably connected in the sliding groove. The upper template 4 is fixedly connected to one end of the telescopic rod 31. A first spring 32 is arranged in the sliding groove, and the two ends of the first spring 32 are fixedly connected respectively. On the sliding groove inner wall and the telescopic rod 31.

A chute 42 is symmetrically opened on the upper template 4, a third spring 62 is fixedly connected to the inner wall of the chute 42, and a compression plate 6 is fixedly connected to the end of the third spring 62 away from the chute 42, and the compression plate 6 is slidably connected to the In the chute 42 , a rubber strip 61 is fixedly connected to the bottom of the pressing plate 6 , and a storage groove 43 communicating with the chute 42 is provided on the upper template 4 , and the rubber strip 61 corresponds to the storage groove 43 .

Two groups of guide and limit plates 13 are symmetrically and fixedly connected to the stamping table 1, and each set of guide and limit plates 13 is provided with two.

During the use of this equipment, the speaker mesh formed into a strip-shaped conjoined body can be slid through the stamping table 1 in gaps, and the two sets of guide limit plates 13 on the stamping table 1 can align the conjoined speakers. The net is limited so that it will not be offset during the sliding process. During the interstitial sliding process of the conjoined speaker net, the hydraulic telescopic column 2 can be started to work, so that it can drive the connecting block 3 to reciprocate downward. When the connecting block 3 During the downward movement, the upper template 4 will move downward synchronously under its own weight and the elastic force of the first spring 32, until the third spring 62 is against the surface of the speaker net located above the lower template 5, so that the speaker net Preliminary compression, at this time the connecting block 3 continues to move downwards, at this time the pressing plate 6 and the rubber strip 61 will squeeze the third spring 62 and shrink into the chute 42 and the storage groove 43 until the bottom of the upper template 4 Fit the surface of the lower template 5 to fully compress the speaker net. At this time, the connecting block 3 continues to move downwards, and the telescopic rod 31 can be gradually compressed and slid into the sliding groove, and is connected to the bottom of the connecting block 3 synchronously. The push rod 33 will press the second piston head 55 to make it slide down in the second piston chamber, so that the hydraulic oil filled in the second piston chamber can be pressed into the first piston chamber through the communication pipe 54 , the hydraulic oil in the first piston chamber can push the first piston head 53, the push rod 52 and the convex module 51 to move upward, so that the horn net on the lower template 5 can be squeezed through the convex module 51, because the convex module 51 and the The die cavity 41 corresponds, so the convex module 51 will squeeze part of the horn net on the lower template 5 into the die cavity 41 to complete the bending of the horn net. When the stamping is completed, the hydraulic telescopic column 2 When the connecting block 3 is driven to move upward, the push rod 33 will cancel the pressure on the second piston head 55, so that it will reset under the action of the second spring 56, so that the male module 51 is retracted from the die cavity 41, and the folding The horn net after bending will not be deformed under the pressing limit of the rubber strip 61. When the first spring 32 is fully stretched, the connecting block 3 can drive the upper template 4 to rise gradually during the upward movement, thereby forming the bent shape. The final horn mesh falls off from the die cavity 41, and finally cancels the pressing of the rubber strip 61 on the horn mesh. It should be noted that the elastic coefficient of the first spring 32 is much greater than that of the third spring 62, so that the connection block 3 can be guaranteed. During the downward movement, the upper mold plate 4 can be squeezed until it fully fits with the horn mesh on the surface of the lower mold plate 5, and then the ejector rod 33 starts to press the second piston head 55.

This device can drive the connecting block 3 to move downward through the hydraulic telescopic column 2, gradually limit and compress the speaker net through the rubber strip 61 and the upper template 4, and then squeeze the second piston head 55 through the ejector rod 33 to make the convex module 51 moves upward and cooperates with the die cavity 41 to bend and form the one-piece speaker net, which can facilitate demoulding and sliding after the one-piece speaker net is bent and formed, without manual loading, fixing, demoulding and retrieving. The production efficiency is improved and the production cost is reduced.

The above is only a preferred embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto. Anyone familiar with the technical field is within the technical scope disclosed by the utility model. Any equivalent replacement or change of the technical solution and the concept of the utility model shall fall within the scope of protection of the utility model.

Claims (10)

1. One-piece bending tooling for horn net production, comprising a stamping station (1), characterized in that it also includes: The hydraulic telescopic column (2) fixedly arranged on the stamping table (1), the telescopic end of the hydraulic telescopic column (2) is fixedly connected with a connection block (3), and the connection block (3) is slidably connected with a An upper template (4), which is provided with a die cavity (41); A push rod (33) fixedly connected to the connecting block (3); The lower formwork (5) that is connected to the stamping table (1) by bolts, the convex module (51) is slidably connected on the said lower template (5), and the convex module (51) is connected with the die cavity (41 )Corresponding; The hydraulic assembly is used to drive the convex module (51) to slide on the lower template (5). 2. A one-piece bending tool for horn mesh production according to claim 1, wherein the hydraulic assembly includes a first piston chamber and a second piston chamber, and the first piston chamber and the second piston chamber They are all provided on the lower template (5), the first piston chamber and the second piston chamber are connected through a communication pipe (54), the convex module (51) is slidably connected in the first piston chamber, and the convex module ( 51) The bottom is fixedly connected with a push rod (52), the bottom of the push rod (52) is fixedly connected with a first piston head (53), and the second piston cavity is slidably connected with a second piston head (55), so The end of the push rod (33) away from the connecting block (3) corresponds to the second piston head (55). 3. The one-piece bending tool for horn mesh production according to claim 2, characterized in that, a second spring (56) is arranged in the second piston cavity, and one end of the second spring (56) is fixed It is connected to the bottom of the second piston head (55), and the other end of the second spring (56) is fixedly connected to the inner wall of the second piston chamber. 4 . The one-piece bending tool for horn mesh production according to claim 3 , wherein hydraulic oil is filled in the first piston cavity and the second piston cavity. 5. A one-piece bending tool for horn mesh production according to claim 4, characterized in that, two of the ejector pins (33) and the second piston cavity are symmetrically provided. 6. The one-piece bending tooling for horn mesh production according to claim 1, characterized in that, the stamping table (1) is fixedly connected with a support side plate (11), and the support side plate (11) A support top plate (12) is fixedly connected to the top, and the hydraulically telescopic column (2) is fixedly connected to the support top plate (12). 7. The one-piece bending tool for horn mesh production according to claim 1, characterized in that, a sliding groove is provided on the connecting block (3), and a telescopic rod (31) is slidably connected in the sliding groove , the upper template (4) is fixedly connected to one end of the telescopic rod (31). 8. The one-piece bending tool for horn mesh production according to claim 7, characterized in that, a first spring (32) is arranged in the sliding groove, and the two ends of the first spring (32) are respectively fixed Be connected on the slide groove inner wall and the telescopic rod (31). 9. A kind of one-piece bending tool for horn net production according to claim 1, characterized in that, a chute (42) is symmetrically opened on the upper template (4), and the inner wall of the chute (42) A third spring (62) is fixedly connected, and the end of the third spring (62) away from the chute (42) is fixedly connected with a pressing plate (6), and the pressing plate (6) is slidably connected to the chute. (42), the bottom of the pressing plate (6) is fixedly connected with a rubber strip (61), and the upper template (4) is provided with a receiving groove (43) connected with the chute (42). The rubber strip (61) corresponds to the receiving groove (43). 10. A kind of one-piece bending tooling for horn mesh production according to claim 1, characterized in that two sets of guiding and limiting plates (13) are symmetrically and fixedly connected to the stamping table (1), and each set of There are two guide limiting plates (13).

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