CN211808007U

CN211808007U - Pneumatic stamping device

Info

Publication number: CN211808007U
Application number: CN202020208067.5U
Authority: CN
Inventors: 王晓峰; 孔飞
Original assignee: Tongguang Technology Beijing Co ltd
Current assignee: Tongguang Technology Beijing Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-10-30
Anticipated expiration: 2030-02-25

Abstract

The utility model relates to an electronic equipment production machinery technical field provides a pneumatic stamping device. The pneumatic stamping device comprises a pressure head assembly and a die assembly, wherein the pressure head assembly comprises a pressure head, a mounting plate and a cylinder, the pressure head is connected with the mounting plate through a buffer spring, the mounting plate is arranged on a piston rod of the cylinder, the mounting plate is in sliding connection with a guide rod arranged on a rack, and a bearing is arranged between the guide rod and the mounting plate; the mould assembly comprises a movable plate, a lead screw, a linear slide rail and a limiting piece, wherein the movable plate is horizontally arranged on the rack; batch operation can be realized, and the working efficiency is improved.

Description

Pneumatic stamping device

Technical Field

The utility model relates to an electronic equipment production machinery technical field especially relates to a pneumatic stamping device.

Background

Increasingly, notebook computers, communication and consumer electronics products are in increasing demand, and back covers or screen components often need to be removed and replaced during production pressing and maintenance replacement. In the stamping process, if only manual skill is used for stamping, the phenomena of inaccurate positioning, too tight stamping or too loose stamping of parts are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pneumatic stamping device of high accuracy.

In order to solve the technical problem, the utility model provides a pneumatic stamping device, it includes:

the pressing head assembly comprises a pressing head, an installation plate and an air cylinder, wherein the pressing head is connected with the installation plate through a buffer spring, the installation plate is arranged on a piston rod of the air cylinder, the installation plate is in sliding connection with a guide rod arranged on the rack, and a bearing is arranged between the guide rod and the installation plate;

the mould assembly comprises a movable plate, a lead screw, a linear slide rail and a limiting piece, wherein the movable plate is horizontally arranged on the rack; the limiting piece is adjustably arranged on the rack and used for limiting the horizontal displacement of the moving plate.

In one embodiment, the mold assembly includes two linear slides disposed in parallel on the frame, and the moving plate is slidably disposed on the two linear slides.

In one embodiment, the two linear sliding rails are arranged on two sides of the lead screw.

In one embodiment, the limiting member is a segmented pneumatic rod, the segmented pneumatic rod comprises a segmented pneumatic rod cylinder and a segmented pneumatic rod piston, the segmented pneumatic rod cylinder is fixed to the frame, and the segmented pneumatic rod piston is used for limiting the horizontal displacement of the moving plate.

In one embodiment, the pressure head is detachably arranged on a pressure head fixing plate, and the pressure head fixing plate is connected with the mounting plate through a plurality of mutually parallel buffer springs.

In one embodiment, the moving plate is provided with a plurality of fixing holes for mounting the mold.

In one embodiment, the pneumatic stamping device comprises a plurality of the ram assemblies, the moving plate is provided with a plurality of the dies, and the plurality of the ram assemblies correspond to the plurality of the dies one by one.

In one embodiment, the cylinder is connected with a solenoid valve, and the solenoid valve is connected with a time relay.

In one embodiment, the cylinder is connected to a solenoid valve, which is connected to a gas source processor.

In one embodiment, the air cylinder is connected with a pneumatic stamping switch, a starting reset switch and an emergency stop switch.

The utility model has the advantages that: a pneumatic stamping mode is adopted to replace manual stamping, so that the labor cost is reduced; due to the arrangement of the buffer spring, the damage to a pressure head in the stamping process can be avoided, and the noise in the stamping process can be reduced; the screw rod and the moving plate arranged on the screw rod form a transmission device of the die, so that the moving precision of the die is improved; the adjustable limiting piece is arranged, so that the excessive movement of the moving plate can be prevented; through setting up direction bearing, improved the positioning accuracy of pressure head to because its antifriction effect, more be fit for being used for quick punching press process.

Drawings

Fig. 1 is a schematic structural view of a pneumatic punching device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a ram assembly of a pneumatic punching device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a die assembly of a pneumatic punching device according to an embodiment of the present invention.

Fig. 4 is a schematic view of a combination state of a support seat and a cylinder of a pneumatic punching device according to an embodiment of the present invention.

Fig. 5 is an exploded view of a ram assembly of a pneumatic stamping device according to an embodiment of the present invention.

Fig. 6 is an exploded view of a die assembly of a pneumatic stamping device according to an embodiment of the present invention.

Description of reference numerals: 1. a frame; 2. starting a reset switch; 3. a scram switch; 4. a pneumatic ram switch; 5. a time relay; 10. an air source processor; 20. a cylinder; 30. a guide bar; 40. a ram assembly; 41. a pressure head; 42. mounting a plate; 43. a pressure head fixing plate; 44. a guide bearing; 50. a mold assembly; 51. a mold; 52. a motor; 53. moving the plate; 54. a linear slide rail; 55. a limiting member; 56. a lead screw fixing plate; 57. a lead screw; 101. a mounting frame; 102. a table top; 103. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 describing the embodiments of the present invention and simplifying 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 embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1-6, in one embodiment, the pneumatic stamping device includes a ram assembly 40 and a die assembly 50; the pressure head assembly 40 comprises a pressure head 41, a mounting plate 42 and the air cylinder 20, wherein the pressure head 41 is connected with the mounting plate 42 through a buffer spring, the mounting plate 42 is arranged on a piston rod of the air cylinder 20, the mounting plate 42 is slidably connected with a guide rod 30 arranged on the frame 1, a guide bearing 44 is arranged between the guide rod 30 and the mounting plate 42, and the guide bearing 44 can be a linear bearing with a rolling body or a dense ball bearing; the mold assembly 50 comprises a moving plate 53 horizontally arranged on the rack 1, a screw 57, a linear slide rail 54 and a limiting piece 55, the screw 57 and the linear slide rail 54 are arranged on the rack 1, the moving plate 53 is matched with the screw 57 and is connected with the linear slide rail 54 in a sliding manner, and the moving plate 53 is used for installing the mold 51; the limiting member 55 is adjustably disposed on the frame 1, and the limiting member 55 is used for limiting the horizontal displacement of the moving plate 53.

A pneumatic stamping mode is adopted to replace manual stamping, so that the labor cost is reduced; due to the arrangement of the buffer spring, the damage to the pressure head 41 in the stamping process can be avoided, and the noise in the stamping process can be reduced; the transmission device of the die 51 is formed by the screw 57 and the moving plate 53 arranged on the screw 57, so that the moving precision of the die 51 is improved; the adjustable limiting piece 55 is arranged, so that the excessive movement of the moving plate 53 can be prevented; by providing the guide bearing 44, the positioning accuracy of the ram 41 is improved, and the ram is more suitable for use in a rapid press working process due to its antifriction action.

In one embodiment, the lead screw 57 is coupled to the motor 52, and the motor 52 is a stepper motor.

In one embodiment, the mold assembly 50 includes two linear slides 54 disposed in parallel on the frame 1, and the moving plate 53 is slidably disposed on the two linear slides 54. Because two parallel linear slide rails 54 are arranged, the stability and the moving precision of the die assembly 50 are improved.

In one embodiment, two linear slides 54 are provided on each side of the lead screw 57.

In one embodiment, the limiting member 55 is a segmented pneumatic rod, which includes a segmented pneumatic rod cylinder fixed to the frame 1 and a segmented pneumatic rod piston for limiting the horizontal displacement of the moving plate 53, and a limiting member is further fixed on the segmented pneumatic rod piston. A sectional type air pressure rod is arranged as a limiting piece 55, so that the working position of the limiting piece 55 can be conveniently adjusted; the position limiting member 55 may not be a segmented pneumatic rod, and may be a screw rod whose position on the frame is adjustable.

In one embodiment, the ram 41 is removably mounted to a ram retaining plate 43, and the ram retaining plate 43 is coupled to the mounting plate 42 by a plurality of parallel cushioning springs. The arrangement of the plurality of buffer springs which are parallel to each other is beneficial to improving the stamping precision while absorbing shock; the pressure head 41 and the pressure head fixing plate 43 are detachably connected (such as in threaded connection and pin connection), so that different pressure heads 41 can be replaced conveniently according to different use requirements, and multiple use purposes can be realized conveniently.

In one embodiment, the moving plate 53 is provided with a plurality of fixed holes for mounting the mold 51.

In one embodiment, the pneumatic press apparatus includes a plurality of ram assemblies 40, the moving plate 53 is provided with a plurality of dies 51, and the plurality of ram assemblies 40 correspond one-to-one to the plurality of dies 51. Under the condition that sets up a plurality of moulds 51 and a plurality of pressure head subassembly 40, can realize the function of a plurality of products of punching press process punching press, effectively improve work efficiency.

In one embodiment, the cylinder 20 is connected to a solenoid valve, which is connected to a time relay 5. The punching time is controlled by the time relay 5, and the punching time is more accurate than manual punching.

In one embodiment, the cylinder 20 is connected to a solenoid valve, which is connected to the air source processor 10. The air source processor 10 is arranged, so that the air driving cylinder 20 can be controlled conveniently to complete the stamping movement, the stamping force can be controlled conveniently, and the control is more accurate than manual control.

In one embodiment, the pneumatic ram switch 4, the start reset switch 2 and the emergency stop switch 3 are connected to the cylinder 20. The emergency stop switch 3 is convenient for closing the pneumatic stamping device in emergency; and starting a reset switch 2 and a pneumatic stamping switch 4 for realizing the stamping motion and reset functions of the pneumatic stamping device.

In one embodiment, the frame 1 comprises a mounting frame 101 for mounting the ram assembly 40 and a table 102 for mounting the die assembly 50, the table 102 is hinged to a support base, the rear side of the support base is provided with an ac power socket and a power switch, and the side of the support base is provided with a handle 103. The table 102 may be opened for easy access by workers.

In one embodiment, the lead screw 57 is fixed to the frame 1 by a lead screw fixing plate 56.

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.

Claims

1. A pneumatic stamping apparatus, comprising:

2. The pneumatic stamping device of claim 1, wherein the die assembly includes two linear slides disposed in parallel on the frame, and the moving plate is slidably disposed on the two linear slides.

3. The pneumatic punching device according to claim 2, wherein said two linear slides are provided on both sides of said screw.

4. The pneumatic press of claim 1, wherein said stop is a segmented pneumatic rod comprising a segmented pneumatic rod cylinder fixed to said frame and a segmented pneumatic rod piston for limiting horizontal displacement of said movable plate.

5. A pneumatic punching apparatus according to claim 1, wherein said ram is detachably provided to a ram fixing plate, and said ram fixing plate is connected to said mounting plate by a plurality of said buffer springs which are parallel to each other.

6. The pneumatic punching apparatus of claim 1, wherein said moving plate is provided with a plurality of fixing holes for mounting a die.

7. The pneumatic stamping apparatus of claim 1, comprising a plurality of said ram assemblies, said moving plate being provided with a plurality of said dies, said plurality of said ram assemblies being in one-to-one correspondence with said plurality of dies.

8. The pneumatic stamping device of claim 1, wherein the cylinder is connected to a solenoid valve, the solenoid valve being connected to a time relay.

9. A pneumatic punching apparatus according to claim 1, wherein the cylinder is connected to a solenoid valve, which is connected to a gas source processor.

10. The pneumatic punching device according to claim 1, wherein the cylinder is connected with a pneumatic punching switch, a start reset switch and an emergency stop switch.