Assembly type belt tensioning wheel punch forming die

Abstract

The utility model discloses an assembly type belt tensioning wheel punch forming die, belongs to the technical field of die machining, and aims to solve the problem that during punching machining, part of forming dies can block materials, and the machining efficiency is affected. A sliding groove is formed in the top face of the base plate, and an ejection mechanism is slidably connected into the sliding groove and slidably connected with the lower die core. A discharging mechanism is arranged on the bottom face of the upper die base and connected with the upper die core in a sliding mode. Through an ejection mechanism arranged on a base plate, after a stamping task is completed, under the action of a spring, a reset block is pushed towards a lower die core, an ejection plate is made to be attached to the outer wall of the lower die core, a die on the lower die core is ejected upwards, a worker is assisted in taking materials, an included angle is formed between the ejection plate and a sliding groove through a torsional spring arranged at the hinged position of the ejection plate, and the ejection plate is fixed to the lower die core. And climbing of the top plate is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of mold processing, in particular to an assembled belt tensioner punching mold. Background Art

[0002] Stamping die, also known as cold stamping die or cold stamping die, is a special process equipment used to process materials (metal or non-metal) into parts (or semi-finished products) in cold stamping process.

[0003] In the existing mold processing, after the mold is stamped, part of the molded mold will be stuck on the upper mold core or the lower mold core, which makes it more troublesome for the staff to take out the material and replace it, thereby reducing production efficiency.

[0004] Therefore, the present application provides an assembled belt tensioner stamping die to meet the needs. Utility Model Content

[0005] The purpose of the present application is to provide an assembled belt tensioner stamping forming die, aiming to solve the problem that some forming dies will get stuck during stamping processing, thereby affecting processing efficiency.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: an assembled belt tensioner stamping forming die, comprising a frame, the bottom surface of the frame is provided with a lower die seat and an upper die seat respectively provided on the inner top surface, the middle part of the lower die seat is provided with a chassis and a lower die core; the bottom surface of the upper die seat is provided with an upper die core and a positioning block, the lower die core is connected to the upper die seat through a telescopic cylinder, the lower die core is adapted to the upper die core, the top surface of the chassis is provided with a slide groove, a material ejection mechanism is slidably connected in the slide groove, and the material ejection mechanism is slidably connected to the lower die core;

[0007] A material discharge mechanism is provided on the bottom surface of the upper die seat, and the material discharge mechanism is slidably connected with the upper die core;

[0008] The unloading mechanism also includes a telescopic cylinder, a mounting plate, a unloading plate and a top block. The telescopic cylinder is installed on the bottom surface of the upper mold base, and the telescopic end of the telescopic cylinder is provided with two groups of symmetrical mounting plates. The unloading plate is hinged on the mounting plate, and a torsion spring is provided at the hinge of the unloading plate. The top block is hoisted on the bottom surface of the upper mold base, and the unloading plate is slidably connected to the bottom surface of the top block. A guide plate is provided on the top surface of the unloading plate, and the guide plate is slidably connected to the top block.

[0009] Preferably, the guide plate is a wedge-shaped structure. During use, the blanking plate moves, and the guide plate on the top cooperates with the top block to turn the blanking plate over, thereby pressing into the chamfer of the upper mold core to blank the mold.

[0010] Preferably, a mounting block is fixed to the bottom surface of the upper mold base by bolts, and a mounting groove communicating with each other on the left and right is provided on the mounting block. The telescopic cylinder is slidably connected in the mounting groove, and a through hole communicating with the mounting groove is provided on the mounting block. A positioning bolt is connected to the inner thread of the through hole, and the positioning bolt is slidably connected to the telescopic cylinder.

[0011] Preferably, the ejection mechanism includes a slider, a reset block, an ejector plate, a spring, and an ejector screw. The inner wall of the slide groove is provided with a reset groove, a spring is provided in the reset groove, the slider is slidably connected in the slide groove, and a reset block is provided on the outer wall of the slider, the reset block is slidably connected in the reset groove, the top surface of the slider is hinged with an ejector plate, a torsion spring is provided at the hinge of the ejector plate, and an ejector screw is threadedly connected to the port of the reset groove. The torsion spring is slidably connected to the ejector plate, and plays a role of rapid reset after the extrusion is completed.

[0012] Preferably, the inner diameter of the reset groove is adapted to the outer diameter of the spring. Through the above structure, during use, the spring is prevented from being misplaced, which results in a shortened service life.

[0013] In summary, the technical effects and advantages of the utility model are:

[0014] The utility model uses a material-pushing mechanism on the chassis to push a reset block toward the lower mold core under the action of a spring after the stamping task is completed, so that the top plate sticks to the outer wall of the lower mold core and pushes the mold on the lower mold core upward to assist the staff in taking materials. A torsion spring is provided at the hinge of the top plate so that an angle exists between the top plate and the slide groove, which facilitates the climbing of the top plate.

[0015] The utility model uses a material discharge mechanism provided on the lower die seat. After the die stamping is completed, the telescopic cylinder works, and the guide plate on the top surface of the material discharge plate cooperates with the ejector block. The material discharge plate is tilted at an angle and presses against the chamfer of the upper die core to eject the die and assist in material discharge. A torsion spring is provided at the hinge of the material discharge plate to assist in resetting the material discharge plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the material feeding mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the ejecting mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the utility model.

[0022] In the figure: 1. frame; 2. lower die base; 3. chassis; 31. slide groove; 32. reset groove; 4. lower die core; 5. slider; 51. reset block; 6. top plate; 7. spring; 8. top screw; 9. upper die base; 10. telescopic cylinder; 11. upper die core; 12. positioning block; 13. unloading mechanism; 14. mounting block; 141. mounting groove; 15. telescopic cylinder; 16. mounting plate; 17. unloading plate; 171. guide plate; 18. top block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example: Reference Figure 1-5 An assembled belt tensioner stamping forming die shown in the figure comprises a frame 1, a hydraulic cylinder for controlling the lifting and lowering of an upper die seat 9 is provided on the inner bottom surface of the frame 1, a telescopic cylinder 10 (which is a hydraulic cylinder) for controlling the lifting and lowering of an upper die core 11 is provided on the bottom surface of the upper die seat 9, and an annular positioning block 12 is also provided on the bottom surface of the upper die seat 9, which cooperates with the upper die core 11 to position and stamp the raw material, a lower die seat 2 is provided on the inner bottom surface of the frame 1, a chassis 3 and a lower die core 4 are provided on the lower die seat 2, the above-mentioned lower die seat 2, chassis 3 and lower die core 4 are connected and fixed by bolts, and the lower die core 4 is adapted to the upper die core 11.

[0025] The positioning block 12 is fixed to the bottom surface of the upper die base 9 by means of bolts.

[0026] When performing a stamping task, in order to assist the unloading of the die, two sets of symmetrical slides 31 are provided on the top surface of the chassis 3 , and a material ejection mechanism is slidably connected in the slide grooves 31 .

[0027] Ejection mechanism: The slider 5 is an L-shaped structure, which is slidably connected in the slide groove 31, and in order to limit the slider 5 and prevent it from falling out of the slide groove 31, a reset groove 32 is provided on the inner wall of the slide groove 31, and the reset groove 32 is in the shape of a racket, and the end portion of the reset groove 32 is threadedly connected with a top screw 8, and a spring 7 adapted thereto is slidably connected in the reset groove 32, and a reset block 51 is provided on the outer wall of the slider 5, and the reset block 51 is adapted to the reset groove 32, and the spring 7 is arranged between the reset block 51 and the top screw 8, and a top plate 6 is hinged on the slider 5, so that the entire mechanism can be started normally, a torsion spring is provided at the hinge of the top plate 6, and the torsion spring and the top plate 6 are only slidably connected, and its function is only to quickly lift the top plate 6 after the stamping is completed, and to make the spring 7 push it to the middle, so that the top plate 6 climbs along the lower mold core 4 to lift the mold; during stamping, the spring 7 is in a squeezed state, and the potential energy is quickly released after the stamping is completed.

[0028] Unloading mechanism: In order to prevent the mold from getting stuck in the hole of the positioning block 12, a mounting block 14 is provided on the bottom surface of the upper mold base 9, and a mounting groove 141 is provided on the mounting block 14, which is used to place the telescopic cylinder 15, and a through hole is provided on the mounting block 14, and a positioning bolt threaded on the through hole is used to fix the telescopic cylinder 15. When the material is stuck, the telescopic cylinder 15 works, and the telescopic end pushes the upper mold core 11, and the unloading plate 17 hinged on the mounting plate 16 rotates with the top block 18 hoisted through the guide plate 171, so that the free end of the unloading plate 17 follows the chamfer of the upper mold core 11, and pushes to unload the mold stuck on the positioning block 12 to avoid material jamming.

[0029] The working principle of the utility model is as follows: the raw material is placed on the top surface of the lower mold core 4, and then the hydraulic cylinder on the frame 1 is started, which drives the upper mold base 9 to move downward, so that the positioning block 12 abuts against the lower mold core 4, and the lower mold core 4 passes through the middle of the positioning block 12, and then the telescopic cylinder 10 works, and the telescopic cylinder 10 pushes the upper mold core 11 downward to extrude, cooperate with the lower mold core 4 to complete the stamping of the mold. After the stamping is completed, the hydraulic cylinder retracts and resets.

[0030] After the stamping is completed, if the mold is on the lower mold core 4, the squeezed top plate 6 is pushed up by the torsion spring, so that an angle is formed between the free end of the top plate 6 and the lower mold core 4, and then the spring 7 in the reset groove 32 releases the potential energy and pushes the reset block 51 inward. The reset block 51 drives the slider 5 to slide in the slide groove 31 of the chassis 3, so that the top plate 6 climbs upward while being close to the lower mold core 4, and the mold mounted on the lower mold core 4 is pushed up to assist the processing personnel to take the material; the top screw 8 threadedly connected to the end of the reset groove 32 is convenient for maintaining the spring 7 and the internal reset block 51.

[0031] After stamping is completed, if the mold is stuck in the middle of the positioning block 12, the telescopic cylinder 15 on the mounting block 14 is started, and its telescopic end is pushed toward the upper mold core 11. The blanking plate 17 hinged on the mounting plate 16 cooperates with the top block 18 through the guide plate 171 on the top surface to make the blanking plate 17 flip downward, assisting the staff to release the stuck state of the mold.

[0032] The electromechanical connection involved in the present utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of tests, which belongs to common knowledge.

[0033] Components not described in detail herein are prior art.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An assembled belt tensioner stamping forming die, comprising a frame (1), the bottom surface of the frame (1) is provided with a lower die seat (2) and an upper die seat (9) respectively on the inner top surface, the middle part of the lower die seat (2) is provided with a chassis (3) and a lower die core (4); the bottom surface of the upper die seat (9) is provided with an upper die core (11) and a positioning block (12), the lower die core (4) and the upper die seat (9) are connected via a telescopic cylinder (10), the lower die core (4) and the upper die core (11) are adapted, and the characteristics are as follows: The top surface of the chassis (3) is provided with a slide groove (31), a material ejection mechanism is slidably connected in the slide groove (31), and the material ejection mechanism is slidably connected to the lower mold core (4); A material discharge mechanism (13) is provided on the bottom surface of the upper die seat (9), and the material discharge mechanism (13) is slidably connected to the upper die core (11); The unloading mechanism (13) further comprises a telescopic cylinder (15), a mounting plate (16), an unloading plate (17) and a top block (18); the telescopic cylinder (15) is mounted on the bottom surface of the upper die base (9); and two groups of symmetrical mounting plates (16) are provided at the telescopic end of the telescopic cylinder (15); the unloading plate (17) is hinged on the mounting plate (16); and a torsion spring is provided at the hinge of the unloading plate (17); the top block (18) is suspended on the bottom surface of the upper die base (9); and the unloading plate (17) is slidably connected to the bottom surface of the top block (18); and a guide plate (171) is provided on the top surface of the unloading plate (17); and the guide plate (171) is slidably connected to the top block (18).

2. The stamping die for an assembled belt tensioner according to claim 1, characterized in that: The guide plate (171) is a wedge-shaped structure.

3. The stamping die for an assembled belt tensioner according to claim 1, characterized in that: A mounting block (14) is fixed to the bottom surface of the upper die seat (9) by means of bolts, the mounting block (14) is provided with a mounting groove (141) which is mutually connected to the left and right, the telescopic cylinder (15) is slidably connected in the mounting groove (141), and the mounting block (14) is provided with a through hole which is connected to the mounting groove (141), a positioning bolt is connected to the inner thread of the through hole, and the positioning bolt is slidably connected to the telescopic cylinder (15).

4. The stamping die for an assembled belt tensioner according to claim 1, characterized in that: The ejection mechanism comprises a slider (5), a reset block (51), an ejector plate (6), a spring (7), and an ejector screw (8); a reset groove (32) is provided on the inner wall of the slide groove (31); a spring (7) is provided in the reset groove (32); the slider (5) is slidably connected in the slide groove (31); and the reset block (51) is provided on the outer wall of the slider (5); the reset block (51) is slidably connected in the reset groove (32); the ejector plate (6) is hingedly connected to the top surface of the slider (5); a torsion spring is provided at the hinge of the ejector plate (6); and a ejector screw (8) is threadedly connected to the port of the reset groove (32).

5. The stamping die for an assembled belt tensioner according to claim 4, characterized in that: The inner diameter of the reset groove (32) is matched to the outer diameter of the spring (7).

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