Punching equipment for injection blank processing of MIM smart watch

Abstract

The utility model discloses a punching device for processing an injection blank of an MIM intelligent watch, which comprises a fixed base, a lower template is fixedly mounted on the upper end face of the fixed base, a male die bushing is mounted in the middle of the lower template, a workpiece main body is mounted on the upper end face of the male die bushing, and the upper end face of the workpiece main body is provided with a lower template. Two second male mold inserts are installed on the upper end face of the lower mold plate, first male mold inserts are installed on one sides of the second male mold inserts, an upper mold plate is installed at the upper ends of the two first male mold inserts, and two upper mold base plates are installed on the upper end face of the upper mold plate. A fixed upper plate is fixedly mounted on the upper end surface of one upper die base plate; a first female die insert pin is installed in the middle of the upper die plate, and a second female die insert pin is installed on one side of the first female die insert pin. The intelligent watch frame is positioned and installed, waste can be automatically discharged while precise punching is conducted, and automatic demolding of the intelligent watch frame is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of punching and cutting, in particular to a punching and cutting device for processing injection blanks of MIM smart watches. Background Art

[0002] A smart watch is a watch that has information processing capabilities and meets the basic technical requirements of a watch. In addition to indicating time, a smart watch should also have one or more functions such as reminder, navigation, calibration, monitoring, and interaction; display methods include pointers, numbers, images, etc. Smart watches are composed of software and hardware, and the watch frame in the hardware needs to be punched after injection molding.

[0003] The existing punching of smart watch frames is not convenient for automatically discharging the waste generated by punching, and it is not convenient to demold the workpiece after punching; therefore, it does not meet the existing needs. We propose a punching equipment for injection molding of MIM smart watches. Utility Model Content

[0004] The purpose of the utility model is to provide a punching device for injection molding of MIM smart watches, so as to solve the problems raised in the above-mentioned background technology that when punching the smart watch frame, it is not convenient to automatically discharge the waste generated by the punching, and it is not convenient to demold the workpiece after the punching.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a punching device for injection blank processing of MIM smart watches, comprising a fixed base, a lower template is fixedly installed on the upper end surface of the fixed base, a male mold insert sleeve is installed in the middle of the lower template, a workpiece body is installed on the upper end surface of the male mold insert sleeve, two second male mold inserts are installed on the upper end surface of the lower template, a first male mold insert is installed on one side of the second male mold insert, an upper template is installed on the upper ends of the two first male mold inserts, two upper mold pads are installed on the upper end surface of the upper template, and a fixed upper plate is fixedly installed on the upper end surface of one of the upper mold pads;

[0006] A first female mold insert pin is installed in the middle of the upper mold plate, a second female mold insert pin is installed on one side of the first female mold insert pin, and a first conical discharge hole and a second conical discharge hole are provided on the inner side of the male mold insert sleeve.

[0007] Preferably, the inner sides of both ends of the lower template are slidably connected with guide frames, the inner sides of the middle parts of the two guide frames are slidably connected with four transmission slide bars, and the upper ends of the four transmission slide bars are fixedly mounted with two demoulding top plates.

[0008] Preferably, the upper mold plate is fixedly connected to the fixed upper plate via two upper mold pads, the bottom end of the first female mold insert pin passes through the upper mold plate, the upper mold pad and the workpiece body and is inserted into the inner side of the first conical discharge hole, the upper end of the first female mold insert pin is inserted between the upper mold pad and the fixed upper plate, and the fixed upper plate and the first female mold insert pin are fixedly connected via two upper mold pads.

[0009] Preferably, the lower template is fixed to the male mold sleeve by screws, the first conical discharge hole coincides with the axis of the first female mold insert pin, the second conical discharge hole coincides with the axis of the second female mold insert pin, and the lengths of the first female mold insert pin and the second female mold insert pin are consistent.

[0010] Preferably, the upper ends of the two guide frames pass through the fixed base, the lower template and the upper template and are fixedly connected to the two upper template pads, and the fixed base and the lower template are both slidably connected to the two guide frames.

[0011] Preferably, the lower mold plate is fixed to the two first male mold inserts and the second male mold insert by screws, the height difference between the first male mold insert and the second male mold insert is consistent with the thickness dimension of the workpiece body, and the upper end surface of the second male mold insert coincides with the upper end surface of the male mold sleeve.

[0012] Preferably, the upper end of the transmission slide rod passes through the fixed base and the lower template and is fixedly connected to the demoulding top plate, and the upper end surface of the demoulding top plate coincides with the upper end surface of the lower template.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model drives the upper mold plate to move downward through the two upper mold pads under the guidance of the two guide frames, and then the upper mold plate drives the first mother mold insert pin and the second mother mold insert pin to move downward synchronously and realize the punching operation on the workpiece body. The first conical discharge hole and the second conical discharge hole guide the first mother mold insert pin and the second mother mold insert pin to improve the punching accuracy, and the waste generated by the punching can be automatically discharged;

[0015] 2. The utility model can limit the downward movement of the upper template through the first public mold insert, avoid excessive displacement of the upper template causing stamping deformation of the workpiece body, improve the safety and stability of punching of the workpiece body, and limit the workpiece body through the two second public mold inserts to avoid the deflection and sliding of the workpiece body relative to the public mold insert sleeve causing inaccurate punching. The transmission slide rod drives the demoulding top plate to move up and separate from the lower template through the guide frame, so that the two demoulding top plates can automatically push up the workpiece body during the moving up process, thereby facilitating automatic demoulding of the workpiece body and the public mold insert sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model as a whole;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the male mold insert sleeve of the utility model;

[0019] Figure 4 It is a schematic diagram of the installation structure of the workpiece body of the utility model.

[0020] In the figure: 1. fixed base; 2. lower template; 3. upper template; 4. upper mold pad; 5. fixed upper plate; 6. guide frame; 7. transmission slide rod; 8. first female mold insert pin; 9. male mold insert sleeve; 10. first male mold insert; 11. second male mold insert; 12. first conical discharge hole; 13. second female mold insert pin; 14. second conical discharge hole; 15. workpiece body; 16. demoulding top plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1 , Figure 2 and Figure 4 The utility model provides an embodiment: a punching device for injection molding of MIM smart watches, comprising a fixed base 1, a lower template 2 is fixedly installed on the upper end surface of the fixed base 1, a male mold insert sleeve 9 is installed in the middle of the lower template 2, a workpiece body 15 is installed on the upper end surface of the male mold insert sleeve 9, two second male mold inserts 11 are installed on the upper end surface of the lower template 2, a first male mold insert 10 is installed on one side of the second male mold insert 11, the lower template 2 and the two first male mold inserts 10 and the second male mold insert 11 are fixed by screws, and the first male mold insert 10 can limit the downward movement of the upper template 3 to avoid excessive displacement of the upper template 3 causing stamping deformation of the workpiece body 15, thereby improving the safety and stability of punching the workpiece body 15;

[0023] The height difference between the first male mold insert 10 and the second male mold insert 11 is consistent with the thickness dimension of the workpiece body 15. The upper end surface of the second male mold insert 11 coincides with the upper end surface of the male mold sleeve 9. The two second male mold inserts 11 can limit the workpiece body 15 to avoid the deflection and sliding of the workpiece body 15 relative to the male mold sleeve 9, which causes inaccurate punching.

[0024] See also Figures 1 to 3An upper mold plate 3 is installed at the upper end of the two first male mold inserts 10, and two upper mold pads 4 are installed on the upper end surface of the upper mold plate 3. A fixed upper plate 5 is fixedly installed on the upper end surface of one of the upper mold pads 4, and the inner sides of both ends of the lower mold plate 2 are slidably connected with guide frames 6, so that the fixed upper plate 5 drives the upper mold plate 3 to move downward through the two upper mold pads 4 under the guiding action of the two guide frames 6.

[0025] See also Figure 2 and Figure 3 A first female mold insert pin 8 is installed in the middle of the upper mold plate 3, a second female mold insert pin 13 is installed on one side of the first female mold insert pin 8, a first conical discharge hole 12 and a second conical discharge hole 14 are provided on the inner side of the male mold insert sleeve 9, the upper mold plate 3 is fixedly connected to the fixed upper plate 5 through two upper mold pads 4, the bottom end of the first female mold insert pin 8 passes through the upper mold plate 3, the upper mold pad 4 and the workpiece body 15 and is inserted into the inner side of the first conical discharge hole 12, the upper end of the first female mold insert pin 8 is inserted between the upper mold pad 4 and the fixed upper plate 5, the fixed upper plate 5 and the first female mold insert pin 8 are fixedly connected through the two upper mold pads 4, the upper mold plate 3 drives the first female mold insert pin 8 and the second female mold insert pin 13 to move downward synchronously and realize the punching operation on the workpiece body 15;

[0026] The lower template 2 is fixed to the male mold sleeve 9 by screws, the first conical discharge hole 12 coincides with the axis of the first female mold insert pin 8, the second conical discharge hole 14 coincides with the axis of the second female mold insert pin 13, the lengths of the first female mold insert pin 8 and the second female mold insert pin 13 are consistent, and the first conical discharge hole 12 and the second conical discharge hole 14 can be used to guide the first female mold insert pin 8 and the second female mold insert pin 13 to improve the punching accuracy, and the waste generated by the punching can be automatically dropped and discharged.

[0027] See also Figure 1 and Figure 4 Four transmission slide bars 7 are slidably connected to the inner side of the middle part of the two guide frames 6, and two demoulding top plates 16 are fixedly installed on the upper ends of the four transmission slide bars 7. The upper ends of the two guide frames 6 penetrate the fixed base 1, the lower template 2 and the upper template 3 and are fixedly connected to the two upper mold pads 4. The fixed base 1 and the lower template 2 are both slidably connected to the two guide frames 6. The upper ends of the transmission slide bars 7 penetrate the fixed base 1 and the lower template 2 and are fixedly connected to the demoulding top plates 16. The upper end surface of the demoulding top plate 16 coincides with the upper end surface of the lower template 2. The transmission slide bars 7 drive the demoulding top plates 16 to move up and separate from the lower template 2 through the guide frames 6, so that the two demoulding top plates 16 can automatically push up the workpiece body 15 during the upward movement, thereby facilitating the automatic demoulding of the workpiece body 15 and the male mold insert sleeve 9.

[0028] When in use, when punching the workpiece body 15, the workpiece body 15 is placed on the upper end of the male mold insert sleeve 9, so that the workpiece body 15 is sleeved on the outer side of the upper end of the male mold insert sleeve 9, and the power is turned on. The fixed upper plate 5 is driven downward by an external power source, so that the fixed upper plate 5 drives the upper mold plate 3 to move downward through the two upper mold pads 4 under the guidance of the two guide frames 6, and then the upper mold plate 3 drives the first female mold insert pin 8 and the second female mold insert pin 13 to move downward synchronously and realize the punching operation of the workpiece body 15;

[0029] A first conical discharge hole 12 and a second conical discharge hole 14 are provided on the inner side of the male mold insert sleeve 9, and the cross-sectional shapes of the first conical discharge hole 12 and the second conical discharge hole 14 are both conical with a small upper portion and a large lower portion, so that the first conical discharge hole 12 and the second conical discharge hole 14 can guide the first female mold insert needle 8 and the second female mold insert needle 13 to improve the punching accuracy, and can automatically drop and discharge the waste generated by the punching. Two first male mold inserts 10 and a second male mold insert 11 are fixedly installed on the upper end surface of the lower mold plate 2 on both sides of the male mold insert sleeve 9, so that the first male mold insert 10 can limit the downward movement of the upper mold plate 3, so as to avoid excessive displacement of the upper mold plate 3 and cause stamping deformation of the workpiece body 15, thereby improving the safety and stability of punching of the workpiece body 15;

[0030] The two second male mold inserts 11 can be used to limit the workpiece body 15 to prevent the workpiece body 15 from deflecting and sliding relative to the male mold sleeve 9 and causing inaccurate punching. When the upper mold plate 3 is reset, the transmission slide rod 7 drives the demoulding top plate 16 to move up and separate from the lower mold plate 2 through the guide frame 6, so that the two demoulding top plates 16 can automatically push up the workpiece body 15 during the upward movement, thereby facilitating the automatic demoulding of the workpiece body 15 and the male mold sleeve 9.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A punching device for processing injection blanks of MIM smart watches, comprising a fixed base (1), characterized in that: A lower mold plate (2) is fixedly mounted on the upper end surface of the fixed base (1), a male mold insert sleeve (9) is mounted in the middle of the lower mold plate (2), a workpiece body (15) is mounted on the upper end surface of the male mold insert sleeve (9), two second male mold inserts (11) are mounted on the upper end surface of the lower mold plate (2), a first male mold insert (10) is mounted on one side of the second male mold insert (11), an upper mold plate (3) is mounted on the upper ends of the two first male mold inserts (10), two upper mold pads (4) are mounted on the upper end surface of the upper mold plate (3), and a fixed upper plate (5) is fixedly mounted on the upper end surface of one of the upper mold pads (4); A first female mold insert pin (8) is installed in the middle of the upper mold plate (3), a second female mold insert pin (13) is installed on one side of the first female mold insert pin (8), and a first conical discharge hole (12) and a second conical discharge hole (14) are provided on the inner side of the male mold insert sleeve (9).

2. According to claim 1, a punching device for injection molding of a MIM smart watch is characterized in that: The inner sides of both ends of the lower mold plate (2) are slidably connected to guide frames (6), the inner sides of the middle parts of the two guide frames (6) are slidably connected to four transmission slide bars (7), and the upper ends of the four transmission slide bars (7) are fixedly mounted with two demoulding top plates (16).

3. The punching equipment for injection molding of a MIM smart watch according to claim 1, characterized in that: The upper mold plate (3) is fixedly connected to the fixed upper plate (5) via two upper mold pads (4); the bottom end of the first female mold insert pin (8) passes through the upper mold plate (3), the upper mold pad (4) and the workpiece body (15) and is inserted into the inner side of the first conical discharge hole (12); the upper end of the first female mold insert pin (8) is inserted between the upper mold pad (4) and the fixed upper plate (5); the fixed upper plate (5) and the first female mold insert pin (8) are fixedly connected via the two upper mold pads (4).

4. The punching equipment for injection molding of a MIM smart watch according to claim 1, characterized in that: The lower mold plate (2) is fixed to the male mold sleeve (9) by screw connection, the first conical discharge hole (12) coincides with the axis of the first female mold insert pin (8), the second conical discharge hole (14) coincides with the axis of the second female mold insert pin (13), and the lengths of the first female mold insert pin (8) and the second female mold insert pin (13) are consistent.

5. The punching equipment for injection molding of a MIM smart watch according to claim 2, characterized in that: The upper ends of the two guide frames (6) penetrate the fixed base (1), the lower mold plate (2) and the upper mold plate (3) and are fixedly connected to the two upper mold pads (4); the fixed base (1) and the lower mold plate (2) are both slidably connected to the two guide frames (6).

6. The punching equipment for injection molding of a MIM smart watch according to claim 1, characterized in that: The lower mold plate (2) is fixed to the two first male mold inserts (10) and the second male mold insert (11) by screws; the height difference between the first male mold insert (10) and the second male mold insert (11) is consistent with the thickness of the workpiece body (15); the upper end surface of the second male mold insert (11) coincides with the upper end surface of the male mold sleeve (9).

7. The punching equipment for injection molding of a MIM smart watch according to claim 2, characterized in that: The upper end of the transmission slide rod (7) passes through the fixed base (1) and the lower mold plate (2) and is fixedly connected to the demoulding top plate (16); the upper end surface of the demoulding top plate (16) coincides with the upper end surface of the lower mold plate (2).

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